[134] | 1 | /* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 8 -*- |
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| 2 | * |
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| 3 | * Copyright (C) 2007 Ray Strode <rstrode@redhat.com> |
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| 4 | * Copyright (C) 2007 William Jon McCann <mccann@jhu.edu> |
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| 5 | * Copyright (C) 2008 Red Hat, Inc. |
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| 6 | * |
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| 7 | * This program is free software; you can redistribute it and/or modify |
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| 8 | * it under the terms of the GNU General Public License as published by |
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| 9 | * the Free Software Foundation; either version 2 of the License, or |
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| 10 | * (at your option) any later version. |
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| 11 | * |
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| 12 | * This program is distributed in the hope that it will be useful, |
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| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 15 | * GNU General Public License for more details. |
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| 16 | * |
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| 17 | * You should have received a copy of the GNU General Public License |
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| 18 | * along with this program; if not, write to the Free Software |
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| 19 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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| 20 | * |
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| 21 | */ |
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| 22 | |
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| 23 | #include "config.h" |
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| 24 | |
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| 25 | #include <stdlib.h> |
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| 26 | #include <stdio.h> |
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| 27 | #include <unistd.h> |
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| 28 | #include <string.h> |
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| 29 | #include <errno.h> |
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| 30 | #include <dirent.h> |
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| 31 | #include <sys/stat.h> |
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| 32 | #include <syslog.h> |
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| 33 | |
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| 34 | #include <glib.h> |
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| 35 | #include <glib/gi18n.h> |
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| 36 | #include <glib/gstdio.h> |
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| 37 | #include <gtk/gtk.h> |
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| 38 | |
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| 39 | #include "gdm-chooser-widget.h" |
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| 40 | #include "gdm-scrollable-widget.h" |
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| 41 | #include "gdm-cell-renderer-timer.h" |
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| 42 | #include "gdm-timer.h" |
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| 43 | |
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| 44 | #define GDM_CHOOSER_WIDGET_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), GDM_TYPE_CHOOSER_WIDGET, GdmChooserWidgetPrivate)) |
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| 45 | |
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| 46 | #ifndef GDM_CHOOSER_WIDGET_DEFAULT_ICON_SIZE |
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| 47 | #define GDM_CHOOSER_WIDGET_DEFAULT_ICON_SIZE 64 |
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| 48 | #endif |
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| 49 | |
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| 50 | typedef enum { |
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| 51 | GDM_CHOOSER_WIDGET_STATE_GROWN = 0, |
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| 52 | GDM_CHOOSER_WIDGET_STATE_GROWING, |
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| 53 | GDM_CHOOSER_WIDGET_STATE_SHRINKING, |
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| 54 | GDM_CHOOSER_WIDGET_STATE_SHRUNK, |
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| 55 | } GdmChooserWidgetState; |
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| 56 | |
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| 57 | struct GdmChooserWidgetPrivate |
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| 58 | { |
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| 59 | GtkWidget *frame; |
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| 60 | GtkWidget *frame_alignment; |
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| 61 | GtkWidget *scrollable_widget; |
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| 62 | |
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| 63 | GtkWidget *items_view; |
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| 64 | GtkListStore *list_store; |
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| 65 | |
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| 66 | GtkTreeModelFilter *model_filter; |
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| 67 | GtkTreeModelSort *model_sorter; |
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| 68 | |
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| 69 | GdkPixbuf *is_in_use_pixbuf; |
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| 70 | |
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| 71 | /* row for the list_store model */ |
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| 72 | GtkTreeRowReference *active_row; |
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| 73 | GtkTreeRowReference *separator_row; |
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| 74 | |
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| 75 | GHashTable *rows_with_timers; |
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| 76 | |
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| 77 | GtkTreeViewColumn *status_column; |
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| 78 | GtkTreeViewColumn *image_column; |
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| 79 | |
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| 80 | char *inactive_text; |
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| 81 | char *active_text; |
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| 82 | char *in_use_message; |
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| 83 | |
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| 84 | gint number_of_normal_rows; |
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| 85 | gint number_of_separated_rows; |
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| 86 | gint number_of_rows_with_status; |
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| 87 | gint number_of_rows_with_images; |
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| 88 | gint number_of_active_timers; |
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| 89 | |
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| 90 | guint update_idle_id; |
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| 91 | guint timer_animation_timeout_id; |
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| 92 | |
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| 93 | guint32 should_hide_inactive_items : 1; |
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| 94 | guint32 emit_activated_after_resize_animation : 1; |
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| 95 | guint32 was_fully_grown : 1; |
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| 96 | |
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| 97 | GdmChooserWidgetPosition separator_position; |
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| 98 | GdmChooserWidgetState state; |
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| 99 | |
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| 100 | double active_row_normalized_position; |
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| 101 | int height_when_grown; |
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| 102 | }; |
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| 103 | |
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| 104 | enum { |
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| 105 | PROP_0, |
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| 106 | PROP_INACTIVE_TEXT, |
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| 107 | PROP_ACTIVE_TEXT, |
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| 108 | PROP_LIST_VISIBLE |
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| 109 | }; |
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| 110 | |
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| 111 | enum { |
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| 112 | ACTIVATED = 0, |
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| 113 | DEACTIVATED, |
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| 114 | LOADED, |
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| 115 | NUMBER_OF_SIGNALS |
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| 116 | }; |
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| 117 | |
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| 118 | static guint signals[NUMBER_OF_SIGNALS]; |
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| 119 | |
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| 120 | static void gdm_chooser_widget_class_init (GdmChooserWidgetClass *klass); |
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| 121 | static void gdm_chooser_widget_init (GdmChooserWidget *chooser_widget); |
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| 122 | static void gdm_chooser_widget_finalize (GObject *object); |
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| 123 | |
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| 124 | static void update_timer_from_time (GdmChooserWidget *widget, |
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| 125 | GtkTreeRowReference *row, |
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| 126 | double now); |
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| 127 | |
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| 128 | G_DEFINE_TYPE (GdmChooserWidget, gdm_chooser_widget, GTK_TYPE_ALIGNMENT) |
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| 129 | |
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| 130 | enum { |
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| 131 | CHOOSER_IMAGE_COLUMN = 0, |
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| 132 | CHOOSER_NAME_COLUMN, |
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| 133 | CHOOSER_COMMENT_COLUMN, |
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| 134 | CHOOSER_PRIORITY_COLUMN, |
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| 135 | CHOOSER_ITEM_IS_IN_USE_COLUMN, |
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| 136 | CHOOSER_ITEM_IS_SEPARATED_COLUMN, |
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| 137 | CHOOSER_ITEM_IS_VISIBLE_COLUMN, |
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| 138 | CHOOSER_TIMER_START_TIME_COLUMN, |
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| 139 | CHOOSER_TIMER_DURATION_COLUMN, |
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| 140 | CHOOSER_TIMER_VALUE_COLUMN, |
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| 141 | CHOOSER_ID_COLUMN, |
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| 142 | NUMBER_OF_CHOOSER_COLUMNS |
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| 143 | }; |
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| 144 | |
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| 145 | static gboolean |
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| 146 | find_item (GdmChooserWidget *widget, |
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| 147 | const char *id, |
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| 148 | GtkTreeIter *iter) |
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| 149 | { |
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| 150 | GtkTreeModel *model; |
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| 151 | gboolean found_item; |
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| 152 | |
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| 153 | g_assert (GDM_IS_CHOOSER_WIDGET (widget)); |
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| 154 | g_assert (id != NULL); |
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| 155 | |
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| 156 | found_item = FALSE; |
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| 157 | model = GTK_TREE_MODEL (widget->priv->list_store); |
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| 158 | |
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| 159 | if (!gtk_tree_model_get_iter_first (model, iter)) { |
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| 160 | return FALSE; |
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| 161 | } |
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| 162 | |
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| 163 | do { |
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| 164 | char *item_id; |
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| 165 | |
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| 166 | gtk_tree_model_get (model, |
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| 167 | iter, |
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| 168 | CHOOSER_ID_COLUMN, |
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| 169 | &item_id, |
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| 170 | -1); |
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| 171 | |
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| 172 | g_assert (item_id != NULL); |
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| 173 | |
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| 174 | if (strcmp (id, item_id) == 0) { |
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| 175 | found_item = TRUE; |
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| 176 | } |
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| 177 | g_free (item_id); |
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| 178 | |
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| 179 | } while (!found_item && gtk_tree_model_iter_next (model, iter)); |
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| 180 | |
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| 181 | return found_item; |
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| 182 | } |
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| 183 | |
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| 184 | typedef struct { |
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| 185 | GdmChooserWidget *widget; |
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| 186 | GdmChooserUpdateForeachFunc func; |
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| 187 | gpointer user_data; |
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| 188 | } UpdateForeachData; |
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| 189 | |
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| 190 | static gboolean |
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| 191 | foreach_item (GtkTreeModel *model, |
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| 192 | GtkTreePath *path, |
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| 193 | GtkTreeIter *iter, |
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| 194 | UpdateForeachData *data) |
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| 195 | { |
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| 196 | GdkPixbuf *image; |
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| 197 | char *name; |
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| 198 | char *comment; |
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| 199 | gboolean in_use; |
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| 200 | gboolean is_separate; |
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| 201 | gboolean res; |
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| 202 | char *id; |
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| 203 | gulong priority; |
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| 204 | |
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| 205 | gtk_tree_model_get (model, |
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| 206 | iter, |
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| 207 | CHOOSER_ID_COLUMN, &id, |
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| 208 | CHOOSER_IMAGE_COLUMN, &image, |
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| 209 | CHOOSER_NAME_COLUMN, &name, |
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| 210 | CHOOSER_COMMENT_COLUMN, &comment, |
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| 211 | CHOOSER_PRIORITY_COLUMN, &priority, |
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| 212 | CHOOSER_ITEM_IS_IN_USE_COLUMN, &in_use, |
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| 213 | CHOOSER_ITEM_IS_SEPARATED_COLUMN, &is_separate, |
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| 214 | -1); |
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| 215 | res = data->func (data->widget, |
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| 216 | (const char *)id, |
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| 217 | &image, |
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| 218 | &name, |
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| 219 | &comment, |
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| 220 | &priority, |
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| 221 | &in_use, |
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| 222 | &is_separate, |
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| 223 | data->user_data); |
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| 224 | if (res) { |
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| 225 | gtk_list_store_set (GTK_LIST_STORE (model), |
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| 226 | iter, |
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| 227 | CHOOSER_ID_COLUMN, id, |
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| 228 | CHOOSER_IMAGE_COLUMN, image, |
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| 229 | CHOOSER_NAME_COLUMN, name, |
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| 230 | CHOOSER_COMMENT_COLUMN, comment, |
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| 231 | CHOOSER_PRIORITY_COLUMN, priority, |
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| 232 | CHOOSER_ITEM_IS_IN_USE_COLUMN, in_use, |
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| 233 | CHOOSER_ITEM_IS_SEPARATED_COLUMN, is_separate, |
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| 234 | -1); |
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| 235 | } |
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| 236 | |
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| 237 | g_free (name); |
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| 238 | g_free (comment); |
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| 239 | if (image != NULL) { |
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| 240 | g_object_unref (image); |
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| 241 | } |
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| 242 | |
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| 243 | return FALSE; |
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| 244 | } |
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| 245 | |
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| 246 | void |
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| 247 | gdm_chooser_widget_update_foreach_item (GdmChooserWidget *widget, |
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| 248 | GdmChooserUpdateForeachFunc func, |
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| 249 | gpointer user_data) |
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| 250 | { |
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| 251 | UpdateForeachData fdata; |
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| 252 | |
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| 253 | fdata.widget = widget; |
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| 254 | fdata.func = func; |
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| 255 | fdata.user_data = user_data; |
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| 256 | gtk_tree_model_foreach (GTK_TREE_MODEL (widget->priv->list_store), |
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| 257 | (GtkTreeModelForeachFunc) foreach_item, |
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| 258 | &fdata); |
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| 259 | } |
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| 260 | |
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| 261 | static void |
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| 262 | translate_list_path_to_view_path (GdmChooserWidget *widget, |
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| 263 | GtkTreePath **path) |
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| 264 | { |
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| 265 | GtkTreePath *filtered_path; |
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| 266 | GtkTreePath *sorted_path; |
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| 267 | |
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| 268 | /* the child model is the source for the filter */ |
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| 269 | filtered_path = gtk_tree_model_filter_convert_child_path_to_path (widget->priv->model_filter, |
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| 270 | *path); |
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| 271 | sorted_path = gtk_tree_model_sort_convert_child_path_to_path (widget->priv->model_sorter, |
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| 272 | filtered_path); |
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| 273 | gtk_tree_path_free (filtered_path); |
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| 274 | |
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| 275 | gtk_tree_path_free (*path); |
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| 276 | *path = sorted_path; |
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| 277 | } |
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| 278 | |
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| 279 | |
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| 280 | static void |
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| 281 | translate_view_path_to_list_path (GdmChooserWidget *widget, |
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| 282 | GtkTreePath **path) |
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| 283 | { |
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| 284 | GtkTreePath *filtered_path; |
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| 285 | GtkTreePath *list_path; |
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| 286 | |
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| 287 | /* the child model is the source for the filter */ |
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| 288 | filtered_path = gtk_tree_model_sort_convert_path_to_child_path (widget->priv->model_sorter, |
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| 289 | *path); |
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| 290 | |
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| 291 | list_path = gtk_tree_model_filter_convert_path_to_child_path (widget->priv->model_filter, |
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| 292 | filtered_path); |
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| 293 | gtk_tree_path_free (filtered_path); |
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| 294 | |
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| 295 | gtk_tree_path_free (*path); |
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| 296 | *path = list_path; |
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| 297 | } |
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| 298 | |
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| 299 | static GtkTreePath * |
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| 300 | get_list_path_to_active_row (GdmChooserWidget *widget) |
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| 301 | { |
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| 302 | GtkTreePath *path; |
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| 303 | |
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| 304 | if (widget->priv->active_row == NULL) { |
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| 305 | return NULL; |
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| 306 | } |
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| 307 | |
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| 308 | path = gtk_tree_row_reference_get_path (widget->priv->active_row); |
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| 309 | if (path == NULL) { |
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| 310 | return NULL; |
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| 311 | } |
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| 312 | |
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| 313 | return path; |
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| 314 | } |
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| 315 | |
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| 316 | static GtkTreePath * |
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| 317 | get_view_path_to_active_row (GdmChooserWidget *widget) |
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| 318 | { |
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| 319 | GtkTreePath *path; |
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| 320 | |
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| 321 | path = get_list_path_to_active_row (widget); |
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| 322 | if (path == NULL) { |
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| 323 | return NULL; |
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| 324 | } |
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| 325 | |
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| 326 | translate_list_path_to_view_path (widget, &path); |
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| 327 | |
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| 328 | return path; |
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| 329 | } |
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| 330 | |
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| 331 | static char * |
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| 332 | get_active_item_id (GdmChooserWidget *widget, |
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| 333 | GtkTreeIter *iter) |
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| 334 | { |
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| 335 | char *item_id; |
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| 336 | GtkTreeModel *model; |
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| 337 | GtkTreePath *path; |
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| 338 | |
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| 339 | g_return_val_if_fail (GDM_IS_CHOOSER_WIDGET (widget), NULL); |
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| 340 | |
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| 341 | model = GTK_TREE_MODEL (widget->priv->list_store); |
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| 342 | item_id = NULL; |
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| 343 | |
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| 344 | if (widget->priv->active_row == NULL) { |
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| 345 | return NULL; |
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| 346 | } |
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| 347 | |
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| 348 | path = get_list_path_to_active_row (widget); |
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| 349 | if (path == NULL) { |
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| 350 | return NULL; |
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| 351 | } |
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| 352 | |
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| 353 | if (gtk_tree_model_get_iter (model, iter, path)) { |
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| 354 | gtk_tree_model_get (model, |
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| 355 | iter, |
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| 356 | CHOOSER_ID_COLUMN, |
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| 357 | &item_id, |
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| 358 | -1); |
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| 359 | } |
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| 360 | gtk_tree_path_free (path); |
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| 361 | |
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| 362 | return item_id; |
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| 363 | } |
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| 364 | |
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| 365 | char * |
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| 366 | gdm_chooser_widget_get_active_item (GdmChooserWidget *widget) |
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| 367 | { |
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| 368 | GtkTreeIter iter; |
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| 369 | |
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| 370 | return get_active_item_id (widget, &iter); |
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| 371 | } |
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| 372 | |
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| 373 | static void |
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| 374 | get_selected_list_path (GdmChooserWidget *widget, |
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| 375 | GtkTreePath **pathp) |
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| 376 | { |
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| 377 | GtkTreeSelection *selection; |
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| 378 | GtkTreeModel *sort_model; |
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| 379 | GtkTreeIter sorted_iter; |
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| 380 | GtkTreePath *path; |
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| 381 | |
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| 382 | path = NULL; |
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| 383 | |
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| 384 | selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (widget->priv->items_view)); |
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| 385 | if (gtk_tree_selection_get_selected (selection, &sort_model, &sorted_iter)) { |
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| 386 | |
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| 387 | g_assert (sort_model == GTK_TREE_MODEL (widget->priv->model_sorter)); |
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| 388 | |
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| 389 | path = gtk_tree_model_get_path (sort_model, &sorted_iter); |
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| 390 | |
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| 391 | translate_view_path_to_list_path (widget, &path); |
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| 392 | } else { |
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| 393 | g_debug ("GdmChooserWidget: no rows selected"); |
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| 394 | } |
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| 395 | |
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| 396 | *pathp = path; |
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| 397 | } |
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| 398 | |
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| 399 | char * |
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| 400 | gdm_chooser_widget_get_selected_item (GdmChooserWidget *widget) |
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| 401 | { |
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| 402 | GtkTreeIter iter; |
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| 403 | GtkTreeModel *model; |
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| 404 | GtkTreePath *path; |
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| 405 | char *id; |
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| 406 | |
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| 407 | id = NULL; |
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| 408 | |
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| 409 | get_selected_list_path (widget, &path); |
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| 410 | |
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| 411 | if (path == NULL) { |
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| 412 | return NULL; |
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| 413 | } |
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| 414 | |
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| 415 | model = GTK_TREE_MODEL (widget->priv->list_store); |
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| 416 | |
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| 417 | if (gtk_tree_model_get_iter (model, &iter, path)) { |
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| 418 | gtk_tree_model_get (model, |
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| 419 | &iter, |
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| 420 | CHOOSER_ID_COLUMN, |
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| 421 | &id, |
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| 422 | -1); |
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| 423 | } |
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| 424 | |
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| 425 | gtk_tree_path_free (path); |
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| 426 | |
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| 427 | return id; |
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| 428 | } |
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| 429 | |
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| 430 | void |
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| 431 | gdm_chooser_widget_set_selected_item (GdmChooserWidget *widget, |
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| 432 | const char *id) |
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| 433 | { |
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| 434 | GtkTreeIter iter; |
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| 435 | GtkTreeSelection *selection; |
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| 436 | GtkTreeModel *model; |
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| 437 | |
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| 438 | g_return_if_fail (GDM_IS_CHOOSER_WIDGET (widget)); |
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| 439 | |
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| 440 | g_debug ("GdmChooserWidget: setting selected item '%s'", |
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| 441 | id ? id : "(null)"); |
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| 442 | |
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| 443 | selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (widget->priv->items_view)); |
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| 444 | |
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| 445 | model = GTK_TREE_MODEL (widget->priv->list_store); |
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| 446 | |
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| 447 | if (find_item (widget, id, &iter)) { |
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| 448 | GtkTreePath *path; |
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| 449 | |
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| 450 | path = gtk_tree_model_get_path (model, &iter); |
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| 451 | translate_list_path_to_view_path (widget, &path); |
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| 452 | |
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| 453 | gtk_tree_selection_select_path (selection, path); |
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| 454 | |
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| 455 | gtk_tree_view_scroll_to_cell (GTK_TREE_VIEW (widget->priv->items_view), |
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| 456 | path, |
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| 457 | NULL, |
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| 458 | TRUE, |
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| 459 | 0.5, |
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| 460 | 0.0); |
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| 461 | |
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| 462 | gtk_tree_view_set_cursor (GTK_TREE_VIEW (widget->priv->items_view), |
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| 463 | path, |
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| 464 | NULL, |
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| 465 | FALSE); |
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| 466 | gtk_tree_path_free (path); |
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| 467 | } else { |
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| 468 | gtk_tree_selection_unselect_all (selection); |
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| 469 | } |
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| 470 | } |
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| 471 | |
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| 472 | static void |
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| 473 | activate_from_item_id (GdmChooserWidget *widget, |
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| 474 | const char *item_id) |
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| 475 | { |
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| 476 | GtkTreeModel *model; |
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| 477 | GtkTreePath *path; |
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| 478 | GtkTreeIter iter; |
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| 479 | char *path_str; |
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| 480 | |
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| 481 | model = GTK_TREE_MODEL (widget->priv->list_store); |
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| 482 | path = NULL; |
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| 483 | |
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| 484 | if (find_item (widget, item_id, &iter)) { |
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| 485 | path = gtk_tree_model_get_path (model, &iter); |
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| 486 | |
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| 487 | path_str = gtk_tree_path_to_string (path); |
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| 488 | g_debug ("GdmChooserWidget: got list path '%s'", path_str); |
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| 489 | g_free (path_str); |
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| 490 | |
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| 491 | translate_list_path_to_view_path (widget, &path); |
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| 492 | |
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| 493 | path_str = gtk_tree_path_to_string (path); |
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| 494 | g_debug ("GdmChooserWidget: translated to view path '%s'", path_str); |
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| 495 | g_free (path_str); |
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| 496 | } |
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| 497 | |
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| 498 | if (path == NULL) { |
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| 499 | g_debug ("GdmChooserWidget: unable to activate - path for item '%s' not found", item_id); |
---|
| 500 | return; |
---|
| 501 | } |
---|
| 502 | |
---|
| 503 | gtk_tree_view_scroll_to_cell (GTK_TREE_VIEW (widget->priv->items_view), |
---|
| 504 | path, |
---|
| 505 | NULL, |
---|
| 506 | TRUE, |
---|
| 507 | 0.5, |
---|
| 508 | 0.0); |
---|
| 509 | |
---|
| 510 | gtk_tree_view_set_cursor (GTK_TREE_VIEW (widget->priv->items_view), |
---|
| 511 | path, |
---|
| 512 | NULL, |
---|
| 513 | FALSE); |
---|
| 514 | |
---|
| 515 | gtk_tree_view_row_activated (GTK_TREE_VIEW (widget->priv->items_view), |
---|
| 516 | path, |
---|
| 517 | NULL); |
---|
| 518 | gtk_tree_path_free (path); |
---|
| 519 | } |
---|
| 520 | |
---|
| 521 | static void |
---|
| 522 | set_frame_text (GdmChooserWidget *widget, |
---|
| 523 | const char *text) |
---|
| 524 | { |
---|
| 525 | GtkWidget *label; |
---|
| 526 | |
---|
| 527 | label = gtk_frame_get_label_widget (GTK_FRAME (widget->priv->frame)); |
---|
| 528 | |
---|
| 529 | if (text == NULL && label != NULL) { |
---|
| 530 | gtk_frame_set_label_widget (GTK_FRAME (widget->priv->frame), |
---|
| 531 | NULL); |
---|
| 532 | gtk_alignment_set_padding (GTK_ALIGNMENT (widget->priv->frame_alignment), |
---|
| 533 | 0, 0, 0, 0); |
---|
| 534 | } else if (text != NULL && label == NULL) { |
---|
| 535 | label = gtk_label_new (""); |
---|
| 536 | gtk_label_set_mnemonic_widget (GTK_LABEL (label), |
---|
| 537 | widget->priv->items_view); |
---|
| 538 | gtk_widget_show (label); |
---|
| 539 | gtk_frame_set_label_widget (GTK_FRAME (widget->priv->frame), |
---|
| 540 | label); |
---|
| 541 | gtk_alignment_set_padding (GTK_ALIGNMENT (widget->priv->frame_alignment), |
---|
| 542 | 0, 0, 0, 0); |
---|
| 543 | } |
---|
| 544 | |
---|
| 545 | if (label != NULL && text != NULL) { |
---|
| 546 | char *markup; |
---|
| 547 | markup = g_strdup_printf ("%s", text); |
---|
| 548 | gtk_label_set_markup_with_mnemonic (GTK_LABEL (label), markup); |
---|
| 549 | g_free (markup); |
---|
| 550 | } |
---|
| 551 | } |
---|
| 552 | |
---|
| 553 | static void |
---|
| 554 | on_shrink_animation_step (GdmScrollableWidget *scrollable_widget, |
---|
| 555 | double progress, |
---|
| 556 | GdmChooserWidget *widget) |
---|
| 557 | { |
---|
| 558 | GtkTreePath *active_row_path; |
---|
| 559 | const double final_alignment = 0.5; |
---|
| 560 | double row_alignment; |
---|
| 561 | |
---|
| 562 | active_row_path = get_view_path_to_active_row (widget); |
---|
| 563 | row_alignment = widget->priv->active_row_normalized_position + progress * (final_alignment - widget->priv->active_row_normalized_position); |
---|
| 564 | |
---|
| 565 | gtk_tree_view_scroll_to_cell (GTK_TREE_VIEW (widget->priv->items_view), |
---|
| 566 | active_row_path, NULL, TRUE, row_alignment, 0.0); |
---|
| 567 | gtk_tree_path_free (active_row_path); |
---|
| 568 | } |
---|
| 569 | |
---|
| 570 | static void |
---|
| 571 | update_separator_visibility (GdmChooserWidget *widget) |
---|
| 572 | { |
---|
| 573 | GtkTreePath *separator_path; |
---|
| 574 | GtkTreeIter iter; |
---|
| 575 | gboolean is_visible; |
---|
| 576 | |
---|
| 577 | separator_path = gtk_tree_row_reference_get_path (widget->priv->separator_row); |
---|
| 578 | |
---|
| 579 | if (separator_path == NULL) { |
---|
| 580 | return; |
---|
| 581 | } |
---|
| 582 | |
---|
| 583 | gtk_tree_model_get_iter (GTK_TREE_MODEL (widget->priv->list_store), |
---|
| 584 | &iter, separator_path); |
---|
| 585 | |
---|
| 586 | if (widget->priv->number_of_normal_rows > 0 && |
---|
| 587 | widget->priv->number_of_separated_rows > 0 && |
---|
| 588 | widget->priv->state != GDM_CHOOSER_WIDGET_STATE_SHRUNK) { |
---|
| 589 | is_visible = TRUE; |
---|
| 590 | } else { |
---|
| 591 | is_visible = FALSE; |
---|
| 592 | } |
---|
| 593 | |
---|
| 594 | gtk_list_store_set (widget->priv->list_store, |
---|
| 595 | &iter, |
---|
| 596 | CHOOSER_ITEM_IS_VISIBLE_COLUMN, is_visible, |
---|
| 597 | -1); |
---|
| 598 | } |
---|
| 599 | |
---|
| 600 | static void |
---|
| 601 | update_chooser_visibility (GdmChooserWidget *widget) |
---|
| 602 | { |
---|
| 603 | if (gdm_chooser_widget_get_number_of_items (widget) > 0) { |
---|
| 604 | gtk_widget_show (widget->priv->scrollable_widget); |
---|
| 605 | } else { |
---|
| 606 | gtk_widget_hide (widget->priv->scrollable_widget); |
---|
| 607 | } |
---|
| 608 | g_object_notify (G_OBJECT (widget), "list-visible"); |
---|
| 609 | } |
---|
| 610 | |
---|
| 611 | static void |
---|
| 612 | set_inactive_items_visible (GdmChooserWidget *widget, |
---|
| 613 | gboolean should_show) |
---|
| 614 | { |
---|
| 615 | GtkTreeModel *model; |
---|
| 616 | char *active_item_id; |
---|
| 617 | GtkTreeIter active_item_iter; |
---|
| 618 | GtkTreeIter iter; |
---|
| 619 | |
---|
| 620 | model = GTK_TREE_MODEL (widget->priv->list_store); |
---|
| 621 | |
---|
| 622 | if (!gtk_tree_model_get_iter_first (model, &iter)) { |
---|
| 623 | return; |
---|
| 624 | } |
---|
| 625 | |
---|
| 626 | active_item_id = get_active_item_id (widget, &active_item_iter); |
---|
| 627 | |
---|
| 628 | do { |
---|
| 629 | gboolean is_active; |
---|
| 630 | |
---|
| 631 | is_active = FALSE; |
---|
| 632 | if (active_item_id != NULL) { |
---|
| 633 | char *id; |
---|
| 634 | |
---|
| 635 | gtk_tree_model_get (model, &iter, |
---|
| 636 | CHOOSER_ID_COLUMN, &id, -1); |
---|
| 637 | |
---|
| 638 | if (strcmp (active_item_id, id) == 0) { |
---|
| 639 | is_active = TRUE; |
---|
| 640 | g_free (active_item_id); |
---|
| 641 | active_item_id = NULL; |
---|
| 642 | } |
---|
| 643 | g_free (id); |
---|
| 644 | } |
---|
| 645 | |
---|
| 646 | if (!is_active) { |
---|
| 647 | gtk_list_store_set (widget->priv->list_store, |
---|
| 648 | &iter, |
---|
| 649 | CHOOSER_ITEM_IS_VISIBLE_COLUMN, should_show, |
---|
| 650 | -1); |
---|
| 651 | } else { |
---|
| 652 | gtk_list_store_set (widget->priv->list_store, |
---|
| 653 | &iter, |
---|
| 654 | CHOOSER_ITEM_IS_VISIBLE_COLUMN, TRUE, |
---|
| 655 | -1); |
---|
| 656 | } |
---|
| 657 | } while (gtk_tree_model_iter_next (model, &iter)); |
---|
| 658 | |
---|
| 659 | g_free (active_item_id); |
---|
| 660 | |
---|
| 661 | update_separator_visibility (widget); |
---|
| 662 | } |
---|
| 663 | |
---|
| 664 | static void |
---|
| 665 | on_shrink_animation_complete (GdmScrollableWidget *scrollable_widget, |
---|
| 666 | GdmChooserWidget *widget) |
---|
| 667 | { |
---|
| 668 | g_assert (widget->priv->state == GDM_CHOOSER_WIDGET_STATE_SHRINKING); |
---|
| 669 | |
---|
| 670 | g_debug ("GdmChooserWidget: shrink complete"); |
---|
| 671 | |
---|
| 672 | widget->priv->active_row_normalized_position = 0.5; |
---|
| 673 | set_inactive_items_visible (GDM_CHOOSER_WIDGET (widget), FALSE); |
---|
| 674 | gtk_tree_view_set_enable_search (GTK_TREE_VIEW (widget->priv->items_view), FALSE); |
---|
| 675 | widget->priv->state = GDM_CHOOSER_WIDGET_STATE_SHRUNK; |
---|
| 676 | |
---|
| 677 | update_separator_visibility (widget); |
---|
| 678 | |
---|
| 679 | if (widget->priv->emit_activated_after_resize_animation) { |
---|
| 680 | g_signal_emit (widget, signals[ACTIVATED], 0); |
---|
| 681 | widget->priv->emit_activated_after_resize_animation = FALSE; |
---|
| 682 | } |
---|
| 683 | } |
---|
| 684 | |
---|
| 685 | static int |
---|
| 686 | get_height_of_row_at_path (GdmChooserWidget *widget, |
---|
| 687 | GtkTreePath *path) |
---|
| 688 | { |
---|
| 689 | GdkRectangle area; |
---|
| 690 | |
---|
| 691 | gtk_tree_view_get_background_area (GTK_TREE_VIEW (widget->priv->items_view), |
---|
| 692 | path, NULL, &area); |
---|
| 693 | |
---|
| 694 | return area.height; |
---|
| 695 | } |
---|
| 696 | |
---|
| 697 | static double |
---|
| 698 | get_normalized_position_of_row_at_path (GdmChooserWidget *widget, |
---|
| 699 | GtkTreePath *path) |
---|
| 700 | { |
---|
| 701 | GdkRectangle area_of_row_at_path; |
---|
| 702 | GdkRectangle area_of_visible_rows; |
---|
| 703 | |
---|
| 704 | gtk_tree_view_get_background_area (GTK_TREE_VIEW (widget->priv->items_view), |
---|
| 705 | path, NULL, &area_of_row_at_path); |
---|
| 706 | |
---|
| 707 | gtk_tree_view_convert_tree_to_widget_coords (GTK_TREE_VIEW (widget->priv->items_view), |
---|
| 708 | area_of_visible_rows.x, |
---|
| 709 | area_of_visible_rows.y, |
---|
| 710 | &area_of_visible_rows.x, |
---|
| 711 | &area_of_visible_rows.y); |
---|
| 712 | return CLAMP (((double) area_of_row_at_path.y) / widget->priv->items_view->allocation.height, 0.0, 1.0); |
---|
| 713 | } |
---|
| 714 | |
---|
| 715 | static void |
---|
| 716 | start_shrink_animation (GdmChooserWidget *widget) |
---|
| 717 | { |
---|
| 718 | GtkTreePath *active_row_path; |
---|
| 719 | int active_row_height; |
---|
| 720 | int number_of_visible_rows; |
---|
| 721 | |
---|
| 722 | g_assert (widget->priv->active_row != NULL); |
---|
| 723 | |
---|
| 724 | number_of_visible_rows = gtk_tree_model_iter_n_children (GTK_TREE_MODEL (widget->priv->model_sorter), NULL); |
---|
| 725 | |
---|
| 726 | if (number_of_visible_rows <= 1) { |
---|
| 727 | on_shrink_animation_complete (GDM_SCROLLABLE_WIDGET (widget->priv->scrollable_widget), |
---|
| 728 | widget); |
---|
| 729 | return; |
---|
| 730 | } |
---|
| 731 | |
---|
| 732 | active_row_path = get_view_path_to_active_row (widget); |
---|
| 733 | active_row_height = get_height_of_row_at_path (widget, active_row_path); |
---|
| 734 | widget->priv->active_row_normalized_position = get_normalized_position_of_row_at_path (widget, active_row_path); |
---|
| 735 | gtk_tree_path_free (active_row_path); |
---|
| 736 | |
---|
| 737 | gdm_scrollable_widget_slide_to_height (GDM_SCROLLABLE_WIDGET (widget->priv->scrollable_widget), |
---|
| 738 | active_row_height, |
---|
| 739 | (GdmScrollableWidgetSlideStepFunc) |
---|
| 740 | on_shrink_animation_step, widget, |
---|
| 741 | (GdmScrollableWidgetSlideDoneFunc) |
---|
| 742 | on_shrink_animation_complete, widget); |
---|
| 743 | } |
---|
| 744 | |
---|
| 745 | static char * |
---|
| 746 | get_first_item (GdmChooserWidget *widget) |
---|
| 747 | { |
---|
| 748 | GtkTreeModel *model; |
---|
| 749 | GtkTreeIter iter; |
---|
| 750 | char *id; |
---|
| 751 | |
---|
| 752 | model = GTK_TREE_MODEL (widget->priv->list_store); |
---|
| 753 | |
---|
| 754 | if (!gtk_tree_model_get_iter_first (model, &iter)) { |
---|
| 755 | g_assert_not_reached (); |
---|
| 756 | } |
---|
| 757 | |
---|
| 758 | gtk_tree_model_get (model, &iter, |
---|
| 759 | CHOOSER_ID_COLUMN, &id, -1); |
---|
| 760 | return id; |
---|
| 761 | } |
---|
| 762 | |
---|
| 763 | static gboolean |
---|
| 764 | activate_if_one_item (GdmChooserWidget *widget) |
---|
| 765 | { |
---|
| 766 | char *id; |
---|
| 767 | |
---|
| 768 | g_debug ("GdmChooserWidget: attempting to activate single item"); |
---|
| 769 | |
---|
| 770 | if (gdm_chooser_widget_get_number_of_items (widget) != 1) { |
---|
| 771 | g_debug ("GdmChooserWidget: unable to activate single item - has %d items", gdm_chooser_widget_get_number_of_items (widget)); |
---|
| 772 | return FALSE; |
---|
| 773 | } |
---|
| 774 | |
---|
| 775 | id = get_first_item (widget); |
---|
| 776 | if (id != NULL) { |
---|
| 777 | gdm_chooser_widget_set_active_item (widget, id); |
---|
| 778 | g_free (id); |
---|
| 779 | } |
---|
| 780 | |
---|
| 781 | return FALSE; |
---|
| 782 | } |
---|
| 783 | |
---|
| 784 | static void |
---|
| 785 | _grab_focus (GtkWidget *widget) |
---|
| 786 | { |
---|
| 787 | GtkWidget *foc_widget; |
---|
| 788 | |
---|
| 789 | foc_widget = GDM_CHOOSER_WIDGET (widget)->priv->items_view; |
---|
| 790 | g_debug ("GdmChooserWidget: grabbing focus"); |
---|
| 791 | if (! GTK_WIDGET_REALIZED (foc_widget)) { |
---|
| 792 | g_debug ("GdmChooserWidget: not grabbing focus - not realized"); |
---|
| 793 | return; |
---|
| 794 | } |
---|
| 795 | |
---|
| 796 | if (GTK_WIDGET_HAS_FOCUS (foc_widget)) { |
---|
| 797 | g_debug ("GdmChooserWidget: not grabbing focus - already has it"); |
---|
| 798 | return; |
---|
| 799 | } |
---|
| 800 | |
---|
| 801 | gtk_widget_grab_focus (foc_widget); |
---|
| 802 | } |
---|
| 803 | |
---|
| 804 | static void |
---|
| 805 | on_grow_animation_complete (GdmScrollableWidget *scrollable_widget, |
---|
| 806 | GdmChooserWidget *widget) |
---|
| 807 | { |
---|
| 808 | g_assert (widget->priv->state == GDM_CHOOSER_WIDGET_STATE_GROWING); |
---|
| 809 | widget->priv->state = GDM_CHOOSER_WIDGET_STATE_GROWN; |
---|
| 810 | widget->priv->was_fully_grown = TRUE; |
---|
| 811 | gtk_tree_view_set_enable_search (GTK_TREE_VIEW (widget->priv->items_view), TRUE); |
---|
| 812 | |
---|
| 813 | _grab_focus (GTK_WIDGET (widget)); |
---|
| 814 | } |
---|
| 815 | |
---|
| 816 | static int |
---|
| 817 | get_height_of_screen (GdmChooserWidget *widget) |
---|
| 818 | { |
---|
| 819 | GdkScreen *screen; |
---|
| 820 | GdkRectangle area; |
---|
| 821 | int monitor; |
---|
| 822 | |
---|
| 823 | screen = gtk_widget_get_screen (GTK_WIDGET (widget)); |
---|
| 824 | |
---|
| 825 | monitor = gdk_screen_get_monitor_at_window (screen, |
---|
| 826 | gdk_screen_get_root_window (screen)); |
---|
| 827 | gdk_screen_get_monitor_geometry (screen, monitor, &area); |
---|
| 828 | |
---|
| 829 | return area.height; |
---|
| 830 | } |
---|
| 831 | |
---|
| 832 | static int |
---|
| 833 | get_number_of_on_screen_rows (GdmChooserWidget *widget) |
---|
| 834 | { |
---|
| 835 | GtkTreePath *start_path; |
---|
| 836 | GtkTreePath *end_path; |
---|
| 837 | int *start_index; |
---|
| 838 | int *end_index; |
---|
| 839 | int number_of_rows; |
---|
| 840 | |
---|
| 841 | if (!gtk_tree_view_get_visible_range (GTK_TREE_VIEW (widget->priv->items_view), |
---|
| 842 | &start_path, &end_path)) { |
---|
| 843 | return 0; |
---|
| 844 | } |
---|
| 845 | |
---|
| 846 | start_index = gtk_tree_path_get_indices (start_path); |
---|
| 847 | end_index = gtk_tree_path_get_indices (end_path); |
---|
| 848 | |
---|
| 849 | number_of_rows = *end_index - *start_index + 1; |
---|
| 850 | |
---|
| 851 | gtk_tree_path_free (start_path); |
---|
| 852 | gtk_tree_path_free (end_path); |
---|
| 853 | |
---|
| 854 | return number_of_rows; |
---|
| 855 | } |
---|
| 856 | |
---|
| 857 | static void |
---|
| 858 | on_grow_animation_step (GdmScrollableWidget *scrollable_widget, |
---|
| 859 | double progress, |
---|
| 860 | GdmChooserWidget *widget) |
---|
| 861 | { |
---|
| 862 | int number_of_visible_rows; |
---|
| 863 | int number_of_on_screen_rows; |
---|
| 864 | |
---|
| 865 | number_of_visible_rows = gtk_tree_model_iter_n_children (GTK_TREE_MODEL (widget->priv->model_sorter), NULL); |
---|
| 866 | number_of_on_screen_rows = get_number_of_on_screen_rows (widget); |
---|
| 867 | |
---|
| 868 | if (number_of_on_screen_rows >= number_of_visible_rows) { |
---|
| 869 | gdm_scrollable_widget_stop_sliding (scrollable_widget); |
---|
| 870 | return; |
---|
| 871 | } |
---|
| 872 | } |
---|
| 873 | |
---|
| 874 | static void |
---|
| 875 | start_grow_animation (GdmChooserWidget *widget) |
---|
| 876 | { |
---|
| 877 | int number_of_visible_rows; |
---|
| 878 | int number_of_rows; |
---|
| 879 | int height; |
---|
| 880 | |
---|
| 881 | number_of_visible_rows = gtk_tree_model_iter_n_children (GTK_TREE_MODEL (widget->priv->model_sorter), NULL); |
---|
| 882 | number_of_rows = gtk_tree_model_iter_n_children (GTK_TREE_MODEL (widget->priv->list_store), NULL); |
---|
| 883 | |
---|
| 884 | if (number_of_visible_rows >= number_of_rows) { |
---|
| 885 | on_grow_animation_complete (GDM_SCROLLABLE_WIDGET (widget->priv->scrollable_widget), widget); |
---|
| 886 | return; |
---|
| 887 | } |
---|
| 888 | |
---|
| 889 | set_inactive_items_visible (widget, TRUE); |
---|
| 890 | |
---|
| 891 | if (widget->priv->was_fully_grown) { |
---|
| 892 | height = widget->priv->height_when_grown; |
---|
| 893 | } else { |
---|
| 894 | height = get_height_of_screen (widget); |
---|
| 895 | } |
---|
| 896 | gdm_scrollable_widget_slide_to_height (GDM_SCROLLABLE_WIDGET (widget->priv->scrollable_widget), |
---|
| 897 | widget->priv->height_when_grown, |
---|
| 898 | (GdmScrollableWidgetSlideStepFunc) |
---|
| 899 | on_grow_animation_step, widget, |
---|
| 900 | (GdmScrollableWidgetSlideDoneFunc) |
---|
| 901 | on_grow_animation_complete, widget); |
---|
| 902 | } |
---|
| 903 | |
---|
| 904 | static void |
---|
| 905 | skip_resize_animation (GdmChooserWidget *widget) |
---|
| 906 | { |
---|
| 907 | if (widget->priv->state == GDM_CHOOSER_WIDGET_STATE_SHRINKING) { |
---|
| 908 | set_inactive_items_visible (GDM_CHOOSER_WIDGET (widget), FALSE); |
---|
| 909 | gtk_tree_view_set_enable_search (GTK_TREE_VIEW (widget->priv->items_view), FALSE); |
---|
| 910 | widget->priv->state = GDM_CHOOSER_WIDGET_STATE_SHRUNK; |
---|
| 911 | } else if (widget->priv->state == GDM_CHOOSER_WIDGET_STATE_GROWING) { |
---|
| 912 | set_inactive_items_visible (GDM_CHOOSER_WIDGET (widget), TRUE); |
---|
| 913 | gtk_tree_view_set_enable_search (GTK_TREE_VIEW (widget->priv->items_view), TRUE); |
---|
| 914 | widget->priv->state = GDM_CHOOSER_WIDGET_STATE_GROWN; |
---|
| 915 | widget->priv->was_fully_grown = FALSE; |
---|
| 916 | _grab_focus (GTK_WIDGET (widget)); |
---|
| 917 | } |
---|
| 918 | } |
---|
| 919 | |
---|
| 920 | static void |
---|
| 921 | gdm_chooser_widget_grow (GdmChooserWidget *widget) |
---|
| 922 | { |
---|
| 923 | if (widget->priv->state == GDM_CHOOSER_WIDGET_STATE_SHRINKING) { |
---|
| 924 | gdm_scrollable_widget_stop_sliding (GDM_SCROLLABLE_WIDGET (widget->priv->scrollable_widget)); |
---|
| 925 | widget->priv->was_fully_grown = FALSE; |
---|
| 926 | } |
---|
| 927 | |
---|
| 928 | gtk_alignment_set (GTK_ALIGNMENT (widget->priv->frame_alignment), |
---|
| 929 | 0.0, 0.0, 1.0, 1.0); |
---|
| 930 | |
---|
| 931 | set_frame_text (widget, widget->priv->inactive_text); |
---|
| 932 | |
---|
| 933 | widget->priv->state = GDM_CHOOSER_WIDGET_STATE_GROWING; |
---|
| 934 | |
---|
| 935 | if (GTK_WIDGET_VISIBLE (widget)) { |
---|
| 936 | start_grow_animation (widget); |
---|
| 937 | } else { |
---|
| 938 | skip_resize_animation (widget); |
---|
| 939 | } |
---|
| 940 | } |
---|
| 941 | |
---|
| 942 | static void |
---|
| 943 | move_cursor_to_top (GdmChooserWidget *widget) |
---|
| 944 | { |
---|
| 945 | GtkTreeModel *model; |
---|
| 946 | GtkTreePath *path; |
---|
| 947 | GtkTreeIter iter; |
---|
| 948 | |
---|
| 949 | model = gtk_tree_view_get_model (GTK_TREE_VIEW (widget->priv->items_view)); |
---|
| 950 | path = gtk_tree_path_new_first (); |
---|
| 951 | if (gtk_tree_model_get_iter (model, &iter, path)) { |
---|
| 952 | gtk_tree_view_set_cursor (GTK_TREE_VIEW (widget->priv->items_view), |
---|
| 953 | path, |
---|
| 954 | NULL, |
---|
| 955 | FALSE); |
---|
| 956 | } |
---|
| 957 | gtk_tree_path_free (path); |
---|
| 958 | } |
---|
| 959 | |
---|
| 960 | static gboolean |
---|
| 961 | clear_selection (GdmChooserWidget *widget) |
---|
| 962 | { |
---|
| 963 | GtkTreeSelection *selection; |
---|
| 964 | GtkWidget *window; |
---|
| 965 | |
---|
| 966 | g_debug ("GdmChooserWidget: clearing selection"); |
---|
| 967 | |
---|
| 968 | selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (widget->priv->items_view)); |
---|
| 969 | gtk_tree_selection_unselect_all (selection); |
---|
| 970 | |
---|
| 971 | window = gtk_widget_get_ancestor (GTK_WIDGET (widget), GTK_TYPE_WINDOW); |
---|
| 972 | |
---|
| 973 | if (window != NULL) { |
---|
| 974 | gtk_window_set_focus (GTK_WINDOW (window), NULL); |
---|
| 975 | } |
---|
| 976 | |
---|
| 977 | return FALSE; |
---|
| 978 | } |
---|
| 979 | |
---|
| 980 | static void |
---|
| 981 | gdm_chooser_widget_shrink (GdmChooserWidget *widget) |
---|
| 982 | { |
---|
| 983 | g_assert (widget->priv->should_hide_inactive_items == TRUE); |
---|
| 984 | |
---|
| 985 | if (widget->priv->state == GDM_CHOOSER_WIDGET_STATE_GROWING) { |
---|
| 986 | gdm_scrollable_widget_stop_sliding (GDM_SCROLLABLE_WIDGET (widget->priv->scrollable_widget)); |
---|
| 987 | } |
---|
| 988 | |
---|
| 989 | set_frame_text (widget, widget->priv->active_text); |
---|
| 990 | |
---|
| 991 | gtk_alignment_set (GTK_ALIGNMENT (widget->priv->frame_alignment), |
---|
| 992 | 0.0, 0.0, 1.0, 0.0); |
---|
| 993 | |
---|
| 994 | clear_selection (widget); |
---|
| 995 | |
---|
| 996 | widget->priv->state = GDM_CHOOSER_WIDGET_STATE_SHRINKING; |
---|
| 997 | |
---|
| 998 | if (GTK_WIDGET_VISIBLE (widget)) { |
---|
| 999 | start_shrink_animation (widget); |
---|
| 1000 | } else { |
---|
| 1001 | skip_resize_animation (widget); |
---|
| 1002 | } |
---|
| 1003 | } |
---|
| 1004 | |
---|
| 1005 | static void |
---|
| 1006 | activate_from_row (GdmChooserWidget *widget, |
---|
| 1007 | GtkTreeRowReference *row) |
---|
| 1008 | { |
---|
| 1009 | g_assert (row != NULL); |
---|
| 1010 | g_assert (gtk_tree_row_reference_valid (row)); |
---|
| 1011 | |
---|
| 1012 | if (widget->priv->active_row != NULL) { |
---|
| 1013 | gtk_tree_row_reference_free (widget->priv->active_row); |
---|
| 1014 | widget->priv->active_row = NULL; |
---|
| 1015 | } |
---|
| 1016 | |
---|
| 1017 | widget->priv->active_row = gtk_tree_row_reference_copy (row); |
---|
| 1018 | |
---|
| 1019 | if (widget->priv->should_hide_inactive_items) { |
---|
| 1020 | g_debug ("GdmChooserWidget: will emit activated after resize"); |
---|
| 1021 | widget->priv->emit_activated_after_resize_animation = TRUE; |
---|
| 1022 | gdm_chooser_widget_shrink (widget); |
---|
| 1023 | } else { |
---|
| 1024 | g_debug ("GdmChooserWidget: emitting activated"); |
---|
| 1025 | g_signal_emit (widget, signals[ACTIVATED], 0); |
---|
| 1026 | } |
---|
| 1027 | } |
---|
| 1028 | |
---|
| 1029 | static void |
---|
| 1030 | deactivate (GdmChooserWidget *widget) |
---|
| 1031 | { |
---|
| 1032 | GtkTreePath *path; |
---|
| 1033 | |
---|
| 1034 | if (widget->priv->active_row == NULL) { |
---|
| 1035 | return; |
---|
| 1036 | } |
---|
| 1037 | |
---|
| 1038 | path = get_view_path_to_active_row (widget); |
---|
| 1039 | |
---|
| 1040 | gtk_tree_row_reference_free (widget->priv->active_row); |
---|
| 1041 | widget->priv->active_row = NULL; |
---|
| 1042 | |
---|
| 1043 | gtk_tree_view_set_cursor (GTK_TREE_VIEW (widget->priv->items_view), |
---|
| 1044 | path, NULL, FALSE); |
---|
| 1045 | gtk_tree_path_free (path); |
---|
| 1046 | |
---|
| 1047 | if (widget->priv->state != GDM_CHOOSER_WIDGET_STATE_GROWN) { |
---|
| 1048 | gdm_chooser_widget_grow (widget); |
---|
| 1049 | } |
---|
| 1050 | |
---|
| 1051 | g_signal_emit (widget, signals[DEACTIVATED], 0); |
---|
| 1052 | } |
---|
| 1053 | |
---|
| 1054 | void |
---|
| 1055 | gdm_chooser_widget_activate_selected_item (GdmChooserWidget *widget) |
---|
| 1056 | { |
---|
| 1057 | GtkTreeRowReference *row; |
---|
| 1058 | gboolean is_already_active; |
---|
| 1059 | GtkTreePath *path; |
---|
| 1060 | GtkTreeModel *model; |
---|
| 1061 | |
---|
| 1062 | row = NULL; |
---|
| 1063 | model = GTK_TREE_MODEL (widget->priv->list_store); |
---|
| 1064 | is_already_active = FALSE; |
---|
| 1065 | |
---|
| 1066 | path = NULL; |
---|
| 1067 | |
---|
| 1068 | get_selected_list_path (widget, &path); |
---|
| 1069 | if (path == NULL) { |
---|
| 1070 | g_debug ("GdmChooserWidget: no row selected"); |
---|
| 1071 | return; |
---|
| 1072 | } |
---|
| 1073 | |
---|
| 1074 | if (widget->priv->active_row != NULL) { |
---|
| 1075 | GtkTreePath *active_path; |
---|
| 1076 | |
---|
| 1077 | active_path = gtk_tree_row_reference_get_path (widget->priv->active_row); |
---|
| 1078 | |
---|
| 1079 | if (gtk_tree_path_compare (path, active_path) == 0) { |
---|
| 1080 | is_already_active = TRUE; |
---|
| 1081 | } |
---|
| 1082 | gtk_tree_path_free (active_path); |
---|
| 1083 | } |
---|
| 1084 | g_assert (path != NULL); |
---|
| 1085 | row = gtk_tree_row_reference_new (model, path); |
---|
| 1086 | gtk_tree_path_free (path); |
---|
| 1087 | |
---|
| 1088 | if (!is_already_active) { |
---|
| 1089 | activate_from_row (widget, row); |
---|
| 1090 | } else { |
---|
| 1091 | g_debug ("GdmChooserWidget: row is already active"); |
---|
| 1092 | } |
---|
| 1093 | gtk_tree_row_reference_free (row); |
---|
| 1094 | } |
---|
| 1095 | |
---|
| 1096 | void |
---|
| 1097 | gdm_chooser_widget_set_active_item (GdmChooserWidget *widget, |
---|
| 1098 | const char *id) |
---|
| 1099 | { |
---|
| 1100 | g_return_if_fail (GDM_IS_CHOOSER_WIDGET (widget)); |
---|
| 1101 | |
---|
| 1102 | g_debug ("GdmChooserWidget: setting active item '%s'", |
---|
| 1103 | id ? id : "(null)"); |
---|
| 1104 | |
---|
| 1105 | if (id != NULL) { |
---|
| 1106 | activate_from_item_id (widget, id); |
---|
| 1107 | } else { |
---|
| 1108 | deactivate (widget); |
---|
| 1109 | } |
---|
| 1110 | } |
---|
| 1111 | |
---|
| 1112 | static void |
---|
| 1113 | gdm_chooser_widget_set_property (GObject *object, |
---|
| 1114 | guint prop_id, |
---|
| 1115 | const GValue *value, |
---|
| 1116 | GParamSpec *pspec) |
---|
| 1117 | { |
---|
| 1118 | GdmChooserWidget *self; |
---|
| 1119 | |
---|
| 1120 | self = GDM_CHOOSER_WIDGET (object); |
---|
| 1121 | |
---|
| 1122 | switch (prop_id) { |
---|
| 1123 | |
---|
| 1124 | case PROP_INACTIVE_TEXT: |
---|
| 1125 | g_free (self->priv->inactive_text); |
---|
| 1126 | self->priv->inactive_text = g_value_dup_string (value); |
---|
| 1127 | |
---|
| 1128 | if (self->priv->active_row == NULL) { |
---|
| 1129 | set_frame_text (self, self->priv->inactive_text); |
---|
| 1130 | } |
---|
| 1131 | break; |
---|
| 1132 | |
---|
| 1133 | case PROP_ACTIVE_TEXT: |
---|
| 1134 | g_free (self->priv->active_text); |
---|
| 1135 | self->priv->active_text = g_value_dup_string (value); |
---|
| 1136 | |
---|
| 1137 | if (self->priv->active_row != NULL) { |
---|
| 1138 | set_frame_text (self, self->priv->active_text); |
---|
| 1139 | } |
---|
| 1140 | break; |
---|
| 1141 | |
---|
| 1142 | default: |
---|
| 1143 | G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); |
---|
| 1144 | break; |
---|
| 1145 | } |
---|
| 1146 | } |
---|
| 1147 | |
---|
| 1148 | static void |
---|
| 1149 | gdm_chooser_widget_get_property (GObject *object, |
---|
| 1150 | guint prop_id, |
---|
| 1151 | GValue *value, |
---|
| 1152 | GParamSpec *pspec) |
---|
| 1153 | { |
---|
| 1154 | GdmChooserWidget *self; |
---|
| 1155 | |
---|
| 1156 | self = GDM_CHOOSER_WIDGET (object); |
---|
| 1157 | |
---|
| 1158 | switch (prop_id) { |
---|
| 1159 | case PROP_INACTIVE_TEXT: |
---|
| 1160 | g_value_set_string (value, self->priv->inactive_text); |
---|
| 1161 | break; |
---|
| 1162 | |
---|
| 1163 | case PROP_ACTIVE_TEXT: |
---|
| 1164 | g_value_set_string (value, self->priv->active_text); |
---|
| 1165 | break; |
---|
| 1166 | case PROP_LIST_VISIBLE: |
---|
| 1167 | g_value_set_boolean (value, GTK_WIDGET_VISIBLE (self->priv->scrollable_widget)); |
---|
| 1168 | break; |
---|
| 1169 | default: |
---|
| 1170 | G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); |
---|
| 1171 | break; |
---|
| 1172 | } |
---|
| 1173 | } |
---|
| 1174 | |
---|
| 1175 | static void |
---|
| 1176 | gdm_chooser_widget_dispose (GObject *object) |
---|
| 1177 | { |
---|
| 1178 | GdmChooserWidget *widget; |
---|
| 1179 | |
---|
| 1180 | widget = GDM_CHOOSER_WIDGET (object); |
---|
| 1181 | |
---|
| 1182 | if (widget->priv->separator_row != NULL) { |
---|
| 1183 | gtk_tree_row_reference_free (widget->priv->separator_row); |
---|
| 1184 | widget->priv->separator_row = NULL; |
---|
| 1185 | } |
---|
| 1186 | |
---|
| 1187 | if (widget->priv->active_row != NULL) { |
---|
| 1188 | gtk_tree_row_reference_free (widget->priv->active_row); |
---|
| 1189 | widget->priv->active_row = NULL; |
---|
| 1190 | } |
---|
| 1191 | |
---|
| 1192 | if (widget->priv->inactive_text != NULL) { |
---|
| 1193 | g_free (widget->priv->inactive_text); |
---|
| 1194 | widget->priv->inactive_text = NULL; |
---|
| 1195 | } |
---|
| 1196 | |
---|
| 1197 | if (widget->priv->active_text != NULL) { |
---|
| 1198 | g_free (widget->priv->active_text); |
---|
| 1199 | widget->priv->active_text = NULL; |
---|
| 1200 | } |
---|
| 1201 | |
---|
| 1202 | if (widget->priv->in_use_message != NULL) { |
---|
| 1203 | g_free (widget->priv->in_use_message); |
---|
| 1204 | widget->priv->in_use_message = NULL; |
---|
| 1205 | } |
---|
| 1206 | |
---|
| 1207 | G_OBJECT_CLASS (gdm_chooser_widget_parent_class)->dispose (object); |
---|
| 1208 | } |
---|
| 1209 | |
---|
| 1210 | static void |
---|
| 1211 | gdm_chooser_widget_hide (GtkWidget *widget) |
---|
| 1212 | { |
---|
| 1213 | skip_resize_animation (GDM_CHOOSER_WIDGET (widget)); |
---|
| 1214 | GTK_WIDGET_CLASS (gdm_chooser_widget_parent_class)->hide (widget); |
---|
| 1215 | } |
---|
| 1216 | |
---|
| 1217 | static void |
---|
| 1218 | gdm_chooser_widget_show (GtkWidget *widget) |
---|
| 1219 | { |
---|
| 1220 | skip_resize_animation (GDM_CHOOSER_WIDGET (widget)); |
---|
| 1221 | |
---|
| 1222 | GTK_WIDGET_CLASS (gdm_chooser_widget_parent_class)->show (widget); |
---|
| 1223 | } |
---|
| 1224 | |
---|
| 1225 | static void |
---|
| 1226 | gdm_chooser_widget_size_allocate (GtkWidget *widget, |
---|
| 1227 | GtkAllocation *allocation) |
---|
| 1228 | { |
---|
| 1229 | GdmChooserWidget *chooser_widget; |
---|
| 1230 | |
---|
| 1231 | GTK_WIDGET_CLASS (gdm_chooser_widget_parent_class)->size_allocate (widget, allocation); |
---|
| 1232 | |
---|
| 1233 | chooser_widget = GDM_CHOOSER_WIDGET (widget); |
---|
| 1234 | |
---|
| 1235 | if (chooser_widget->priv->state == GDM_CHOOSER_WIDGET_STATE_GROWN) { |
---|
| 1236 | if (chooser_widget->priv->was_fully_grown) { |
---|
| 1237 | chooser_widget->priv->height_when_grown = allocation->height; |
---|
| 1238 | } |
---|
| 1239 | } |
---|
| 1240 | } |
---|
| 1241 | |
---|
| 1242 | static gboolean |
---|
| 1243 | gdm_chooser_widget_focus (GtkWidget *widget, |
---|
| 1244 | GtkDirectionType direction) |
---|
| 1245 | { |
---|
| 1246 | /* Since we only have one focusable child (the tree view), |
---|
| 1247 | * no matter which direction we're going the rules are the |
---|
| 1248 | * same: |
---|
| 1249 | * |
---|
| 1250 | * 1) if it's aready got focus, return FALSE to surrender |
---|
| 1251 | * that focus. |
---|
| 1252 | * 2) if it doesn't already have focus, then grab it |
---|
| 1253 | */ |
---|
| 1254 | if (GTK_CONTAINER (widget)->focus_child != NULL) { |
---|
| 1255 | g_debug ("GdmChooserWidget: not focusing - focus child not null"); |
---|
| 1256 | return FALSE; |
---|
| 1257 | } |
---|
| 1258 | |
---|
| 1259 | _grab_focus (widget); |
---|
| 1260 | |
---|
| 1261 | return TRUE; |
---|
| 1262 | } |
---|
| 1263 | |
---|
| 1264 | static gboolean |
---|
| 1265 | gdm_chooser_widget_focus_in_event (GtkWidget *widget, |
---|
| 1266 | GdkEventFocus *focus_event) |
---|
| 1267 | { |
---|
| 1268 | /* We don't ever want the chooser widget itself to have focus. |
---|
| 1269 | * Focus should always go to the tree view. |
---|
| 1270 | */ |
---|
| 1271 | _grab_focus (widget); |
---|
| 1272 | |
---|
| 1273 | return FALSE; |
---|
| 1274 | } |
---|
| 1275 | |
---|
| 1276 | static void |
---|
| 1277 | gdm_chooser_widget_class_init (GdmChooserWidgetClass *klass) |
---|
| 1278 | { |
---|
| 1279 | GObjectClass *object_class = G_OBJECT_CLASS (klass); |
---|
| 1280 | GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass); |
---|
| 1281 | |
---|
| 1282 | object_class->get_property = gdm_chooser_widget_get_property; |
---|
| 1283 | object_class->set_property = gdm_chooser_widget_set_property; |
---|
| 1284 | object_class->dispose = gdm_chooser_widget_dispose; |
---|
| 1285 | object_class->finalize = gdm_chooser_widget_finalize; |
---|
| 1286 | widget_class->size_allocate = gdm_chooser_widget_size_allocate; |
---|
| 1287 | widget_class->hide = gdm_chooser_widget_hide; |
---|
| 1288 | widget_class->show = gdm_chooser_widget_show; |
---|
| 1289 | widget_class->focus = gdm_chooser_widget_focus; |
---|
| 1290 | widget_class->focus_in_event = gdm_chooser_widget_focus_in_event; |
---|
| 1291 | |
---|
| 1292 | signals [LOADED] = g_signal_new ("loaded", |
---|
| 1293 | G_TYPE_FROM_CLASS (object_class), |
---|
| 1294 | G_SIGNAL_RUN_LAST, |
---|
| 1295 | G_STRUCT_OFFSET (GdmChooserWidgetClass, loaded), |
---|
| 1296 | NULL, |
---|
| 1297 | NULL, |
---|
| 1298 | g_cclosure_marshal_VOID__VOID, |
---|
| 1299 | G_TYPE_NONE, |
---|
| 1300 | 0); |
---|
| 1301 | |
---|
| 1302 | signals [ACTIVATED] = g_signal_new ("activated", |
---|
| 1303 | G_TYPE_FROM_CLASS (object_class), |
---|
| 1304 | G_SIGNAL_RUN_LAST, |
---|
| 1305 | G_STRUCT_OFFSET (GdmChooserWidgetClass, activated), |
---|
| 1306 | NULL, |
---|
| 1307 | NULL, |
---|
| 1308 | g_cclosure_marshal_VOID__VOID, |
---|
| 1309 | G_TYPE_NONE, |
---|
| 1310 | 0); |
---|
| 1311 | |
---|
| 1312 | signals [DEACTIVATED] = g_signal_new ("deactivated", |
---|
| 1313 | G_TYPE_FROM_CLASS (object_class), |
---|
| 1314 | G_SIGNAL_RUN_LAST, |
---|
| 1315 | G_STRUCT_OFFSET (GdmChooserWidgetClass, deactivated), |
---|
| 1316 | NULL, |
---|
| 1317 | NULL, |
---|
| 1318 | g_cclosure_marshal_VOID__VOID, |
---|
| 1319 | G_TYPE_NONE, |
---|
| 1320 | 0); |
---|
| 1321 | |
---|
| 1322 | g_object_class_install_property (object_class, |
---|
| 1323 | PROP_INACTIVE_TEXT, |
---|
| 1324 | g_param_spec_string ("inactive-text", |
---|
| 1325 | _("Inactive Text"), |
---|
| 1326 | _("The text to use in the label if the " |
---|
| 1327 | "user hasn't picked an item yet"), |
---|
| 1328 | NULL, |
---|
| 1329 | (G_PARAM_READWRITE | |
---|
| 1330 | G_PARAM_CONSTRUCT))); |
---|
| 1331 | g_object_class_install_property (object_class, |
---|
| 1332 | PROP_ACTIVE_TEXT, |
---|
| 1333 | g_param_spec_string ("active-text", |
---|
| 1334 | _("Active Text"), |
---|
| 1335 | _("The text to use in the label if the " |
---|
| 1336 | "user has picked an item"), |
---|
| 1337 | NULL, |
---|
| 1338 | (G_PARAM_READWRITE | |
---|
| 1339 | G_PARAM_CONSTRUCT))); |
---|
| 1340 | |
---|
| 1341 | g_object_class_install_property (object_class, |
---|
| 1342 | PROP_LIST_VISIBLE, |
---|
| 1343 | g_param_spec_boolean ("list-visible", |
---|
| 1344 | _("List Visible"), |
---|
| 1345 | _("Whether or not the chooser list is visible"), |
---|
| 1346 | TRUE, |
---|
| 1347 | G_PARAM_READABLE)); |
---|
| 1348 | |
---|
| 1349 | g_type_class_add_private (klass, sizeof (GdmChooserWidgetPrivate)); |
---|
| 1350 | } |
---|
| 1351 | |
---|
| 1352 | static void |
---|
| 1353 | on_row_activated (GtkTreeView *tree_view, |
---|
| 1354 | GtkTreePath *tree_path, |
---|
| 1355 | GtkTreeViewColumn *tree_column, |
---|
| 1356 | GdmChooserWidget *widget) |
---|
| 1357 | { |
---|
| 1358 | char *path_str; |
---|
| 1359 | |
---|
| 1360 | path_str = gtk_tree_path_to_string (tree_path); |
---|
| 1361 | g_debug ("GdmChooserWidget: row activated '%s'", path_str ? path_str : "(null)"); |
---|
| 1362 | g_free (path_str); |
---|
| 1363 | gdm_chooser_widget_activate_selected_item (widget); |
---|
| 1364 | } |
---|
| 1365 | |
---|
| 1366 | static gboolean |
---|
| 1367 | path_is_separator (GdmChooserWidget *widget, |
---|
| 1368 | GtkTreeModel *model, |
---|
| 1369 | GtkTreePath *path) |
---|
| 1370 | { |
---|
| 1371 | GtkTreePath *separator_path; |
---|
| 1372 | GtkTreePath *translated_path; |
---|
| 1373 | gboolean is_separator; |
---|
| 1374 | |
---|
| 1375 | separator_path = gtk_tree_row_reference_get_path (widget->priv->separator_row); |
---|
| 1376 | |
---|
| 1377 | if (separator_path == NULL) { |
---|
| 1378 | return FALSE; |
---|
| 1379 | } |
---|
| 1380 | |
---|
| 1381 | if (model == GTK_TREE_MODEL (widget->priv->model_sorter)) { |
---|
| 1382 | GtkTreePath *filtered_path; |
---|
| 1383 | |
---|
| 1384 | filtered_path = gtk_tree_model_sort_convert_path_to_child_path (widget->priv->model_sorter, path); |
---|
| 1385 | |
---|
| 1386 | translated_path = gtk_tree_model_filter_convert_path_to_child_path (widget->priv->model_filter, filtered_path); |
---|
| 1387 | gtk_tree_path_free (filtered_path); |
---|
| 1388 | } else if (model == GTK_TREE_MODEL (widget->priv->model_filter)) { |
---|
| 1389 | translated_path = gtk_tree_model_filter_convert_path_to_child_path (widget->priv->model_filter, path); |
---|
| 1390 | } else { |
---|
| 1391 | g_assert (model == GTK_TREE_MODEL (widget->priv->list_store)); |
---|
| 1392 | translated_path = gtk_tree_path_copy (path); |
---|
| 1393 | } |
---|
| 1394 | |
---|
| 1395 | if (gtk_tree_path_compare (separator_path, translated_path) == 0) { |
---|
| 1396 | is_separator = TRUE; |
---|
| 1397 | } else { |
---|
| 1398 | is_separator = FALSE; |
---|
| 1399 | } |
---|
| 1400 | gtk_tree_path_free (translated_path); |
---|
| 1401 | |
---|
| 1402 | return is_separator; |
---|
| 1403 | } |
---|
| 1404 | |
---|
| 1405 | static int |
---|
| 1406 | compare_item (GtkTreeModel *model, |
---|
| 1407 | GtkTreeIter *a, |
---|
| 1408 | GtkTreeIter *b, |
---|
| 1409 | gpointer data) |
---|
| 1410 | { |
---|
| 1411 | GdmChooserWidget *widget; |
---|
| 1412 | char *name_a; |
---|
| 1413 | char *name_b; |
---|
| 1414 | char *text_a; |
---|
| 1415 | char *text_b; |
---|
| 1416 | gulong prio_a; |
---|
| 1417 | gulong prio_b; |
---|
| 1418 | gboolean is_separate_a; |
---|
| 1419 | gboolean is_separate_b; |
---|
| 1420 | int result; |
---|
| 1421 | int direction; |
---|
| 1422 | GtkTreeIter *separator_iter; |
---|
| 1423 | char *id; |
---|
| 1424 | PangoAttrList *attrs; |
---|
| 1425 | |
---|
| 1426 | g_assert (GDM_IS_CHOOSER_WIDGET (data)); |
---|
| 1427 | |
---|
| 1428 | widget = GDM_CHOOSER_WIDGET (data); |
---|
| 1429 | |
---|
| 1430 | separator_iter = NULL; |
---|
| 1431 | if (widget->priv->separator_row != NULL) { |
---|
| 1432 | |
---|
| 1433 | GtkTreePath *path_a; |
---|
| 1434 | GtkTreePath *path_b; |
---|
| 1435 | |
---|
| 1436 | path_a = gtk_tree_model_get_path (model, a); |
---|
| 1437 | path_b = gtk_tree_model_get_path (model, b); |
---|
| 1438 | |
---|
| 1439 | if (path_is_separator (widget, model, path_a)) { |
---|
| 1440 | separator_iter = a; |
---|
| 1441 | } else if (path_is_separator (widget, model, path_b)) { |
---|
| 1442 | separator_iter = b; |
---|
| 1443 | } |
---|
| 1444 | |
---|
| 1445 | gtk_tree_path_free (path_a); |
---|
| 1446 | gtk_tree_path_free (path_b); |
---|
| 1447 | } |
---|
| 1448 | |
---|
| 1449 | name_a = NULL; |
---|
| 1450 | is_separate_a = FALSE; |
---|
| 1451 | if (separator_iter != a) { |
---|
| 1452 | gtk_tree_model_get (model, a, |
---|
| 1453 | CHOOSER_NAME_COLUMN, &name_a, |
---|
| 1454 | CHOOSER_PRIORITY_COLUMN, &prio_a, |
---|
| 1455 | CHOOSER_ITEM_IS_SEPARATED_COLUMN, &is_separate_a, |
---|
| 1456 | -1); |
---|
| 1457 | } |
---|
| 1458 | |
---|
| 1459 | name_b = NULL; |
---|
| 1460 | is_separate_b = FALSE; |
---|
| 1461 | if (separator_iter != b) { |
---|
| 1462 | gtk_tree_model_get (model, b, |
---|
| 1463 | CHOOSER_NAME_COLUMN, &name_b, |
---|
| 1464 | CHOOSER_ID_COLUMN, &id, |
---|
| 1465 | CHOOSER_PRIORITY_COLUMN, &prio_b, |
---|
| 1466 | CHOOSER_ITEM_IS_SEPARATED_COLUMN, &is_separate_b, |
---|
| 1467 | -1); |
---|
| 1468 | } |
---|
| 1469 | |
---|
| 1470 | if (widget->priv->separator_position == GDM_CHOOSER_WIDGET_POSITION_TOP) { |
---|
| 1471 | direction = -1; |
---|
| 1472 | } else { |
---|
| 1473 | direction = 1; |
---|
| 1474 | } |
---|
| 1475 | |
---|
| 1476 | if (separator_iter == b) { |
---|
| 1477 | result = is_separate_a? 1 : -1; |
---|
| 1478 | result *= direction; |
---|
| 1479 | } else if (separator_iter == a) { |
---|
| 1480 | result = is_separate_b? -1 : 1; |
---|
| 1481 | result *= direction; |
---|
| 1482 | } else if (is_separate_b == is_separate_a) { |
---|
| 1483 | if (prio_a == prio_b) { |
---|
| 1484 | pango_parse_markup (name_a, -1, 0, &attrs, &text_a, NULL, NULL); |
---|
| 1485 | pango_parse_markup (name_b, -1, 0, &attrs, &text_b, NULL, NULL); |
---|
| 1486 | if (text_a && text_b) |
---|
| 1487 | result = g_utf8_collate (text_a, text_b); |
---|
| 1488 | else |
---|
| 1489 | result = g_utf8_collate (name_a, name_b); |
---|
| 1490 | g_free (text_a); |
---|
| 1491 | g_free (text_b); |
---|
| 1492 | } else if (prio_a > prio_b) { |
---|
| 1493 | result = -1; |
---|
| 1494 | } else { |
---|
| 1495 | result = 1; |
---|
| 1496 | } |
---|
| 1497 | } else { |
---|
| 1498 | result = is_separate_a - is_separate_b; |
---|
| 1499 | result *= direction; |
---|
| 1500 | } |
---|
| 1501 | |
---|
| 1502 | g_free (name_a); |
---|
| 1503 | g_free (name_b); |
---|
| 1504 | |
---|
| 1505 | return result; |
---|
| 1506 | } |
---|
| 1507 | |
---|
| 1508 | static void |
---|
| 1509 | name_cell_data_func (GtkTreeViewColumn *tree_column, |
---|
| 1510 | GtkCellRenderer *cell, |
---|
| 1511 | GtkTreeModel *model, |
---|
| 1512 | GtkTreeIter *iter, |
---|
| 1513 | GdmChooserWidget *widget) |
---|
| 1514 | { |
---|
| 1515 | gboolean is_in_use; |
---|
| 1516 | char *name; |
---|
| 1517 | char *markup; |
---|
| 1518 | |
---|
| 1519 | name = NULL; |
---|
| 1520 | gtk_tree_model_get (model, |
---|
| 1521 | iter, |
---|
| 1522 | CHOOSER_ITEM_IS_IN_USE_COLUMN, &is_in_use, |
---|
| 1523 | CHOOSER_NAME_COLUMN, &name, |
---|
| 1524 | -1); |
---|
| 1525 | |
---|
| 1526 | if (is_in_use) { |
---|
| 1527 | markup = g_strdup_printf ("<b>%s</b>\n" |
---|
| 1528 | "<i><span size=\"x-small\">%s</span></i>", |
---|
| 1529 | name ? name : "(null)", widget->priv->in_use_message); |
---|
| 1530 | } else { |
---|
| 1531 | markup = g_strdup_printf ("%s", name ? name : "(null)"); |
---|
| 1532 | } |
---|
| 1533 | g_free (name); |
---|
| 1534 | |
---|
| 1535 | g_object_set (cell, "markup", markup, NULL); |
---|
| 1536 | g_free (markup); |
---|
| 1537 | } |
---|
| 1538 | |
---|
| 1539 | static void |
---|
| 1540 | check_cell_data_func (GtkTreeViewColumn *tree_column, |
---|
| 1541 | GtkCellRenderer *cell, |
---|
| 1542 | GtkTreeModel *model, |
---|
| 1543 | GtkTreeIter *iter, |
---|
| 1544 | GdmChooserWidget *widget) |
---|
| 1545 | { |
---|
| 1546 | gboolean is_in_use; |
---|
| 1547 | GdkPixbuf *pixbuf; |
---|
| 1548 | |
---|
| 1549 | gtk_tree_model_get (model, |
---|
| 1550 | iter, |
---|
| 1551 | CHOOSER_ITEM_IS_IN_USE_COLUMN, &is_in_use, |
---|
| 1552 | -1); |
---|
| 1553 | |
---|
| 1554 | if (is_in_use) { |
---|
| 1555 | pixbuf = widget->priv->is_in_use_pixbuf; |
---|
| 1556 | } else { |
---|
| 1557 | pixbuf = NULL; |
---|
| 1558 | } |
---|
| 1559 | |
---|
| 1560 | g_object_set (cell, "pixbuf", pixbuf, NULL); |
---|
| 1561 | } |
---|
| 1562 | |
---|
| 1563 | static GdkPixbuf * |
---|
| 1564 | get_is_in_use_pixbuf (GdmChooserWidget *widget) |
---|
| 1565 | { |
---|
| 1566 | GtkIconTheme *theme; |
---|
| 1567 | GdkPixbuf *pixbuf; |
---|
| 1568 | |
---|
| 1569 | theme = gtk_icon_theme_get_default (); |
---|
| 1570 | pixbuf = gtk_icon_theme_load_icon (theme, |
---|
| 1571 | "emblem-default", |
---|
| 1572 | GDM_CHOOSER_WIDGET_DEFAULT_ICON_SIZE / 3, |
---|
| 1573 | 0, |
---|
| 1574 | NULL); |
---|
| 1575 | |
---|
| 1576 | return pixbuf; |
---|
| 1577 | } |
---|
| 1578 | |
---|
| 1579 | static gboolean |
---|
| 1580 | separator_func (GtkTreeModel *model, |
---|
| 1581 | GtkTreeIter *iter, |
---|
| 1582 | gpointer data) |
---|
| 1583 | { |
---|
| 1584 | GdmChooserWidget *widget; |
---|
| 1585 | GtkTreePath *path; |
---|
| 1586 | gboolean is_separator; |
---|
| 1587 | |
---|
| 1588 | g_assert (GDM_IS_CHOOSER_WIDGET (data)); |
---|
| 1589 | |
---|
| 1590 | widget = GDM_CHOOSER_WIDGET (data); |
---|
| 1591 | |
---|
| 1592 | g_assert (widget->priv->separator_row != NULL); |
---|
| 1593 | |
---|
| 1594 | path = gtk_tree_model_get_path (model, iter); |
---|
| 1595 | |
---|
| 1596 | is_separator = path_is_separator (widget, model, path); |
---|
| 1597 | |
---|
| 1598 | gtk_tree_path_free (path); |
---|
| 1599 | |
---|
| 1600 | return is_separator; |
---|
| 1601 | } |
---|
| 1602 | |
---|
| 1603 | static void |
---|
| 1604 | add_separator (GdmChooserWidget *widget) |
---|
| 1605 | { |
---|
| 1606 | GtkTreeIter iter; |
---|
| 1607 | GtkTreeModel *model; |
---|
| 1608 | GtkTreePath *path; |
---|
| 1609 | |
---|
| 1610 | g_assert (widget->priv->separator_row == NULL); |
---|
| 1611 | |
---|
| 1612 | model = GTK_TREE_MODEL (widget->priv->list_store); |
---|
| 1613 | |
---|
| 1614 | gtk_list_store_insert_with_values (widget->priv->list_store, |
---|
| 1615 | &iter, 0, |
---|
| 1616 | CHOOSER_ID_COLUMN, "-", -1); |
---|
| 1617 | path = gtk_tree_model_get_path (model, &iter); |
---|
| 1618 | widget->priv->separator_row = gtk_tree_row_reference_new (model, path); |
---|
| 1619 | gtk_tree_path_free (path); |
---|
| 1620 | } |
---|
| 1621 | |
---|
| 1622 | static gboolean |
---|
| 1623 | update_column_visibility (GdmChooserWidget *widget) |
---|
| 1624 | { |
---|
| 1625 | if (widget->priv->number_of_rows_with_images > 0) { |
---|
| 1626 | gtk_tree_view_column_set_visible (widget->priv->image_column, |
---|
| 1627 | TRUE); |
---|
| 1628 | } else { |
---|
| 1629 | gtk_tree_view_column_set_visible (widget->priv->image_column, |
---|
| 1630 | FALSE); |
---|
| 1631 | } |
---|
| 1632 | if (widget->priv->number_of_rows_with_status > 0) { |
---|
| 1633 | gtk_tree_view_column_set_visible (widget->priv->status_column, |
---|
| 1634 | TRUE); |
---|
| 1635 | } else { |
---|
| 1636 | gtk_tree_view_column_set_visible (widget->priv->status_column, |
---|
| 1637 | FALSE); |
---|
| 1638 | } |
---|
| 1639 | |
---|
| 1640 | return FALSE; |
---|
| 1641 | } |
---|
| 1642 | |
---|
| 1643 | static void |
---|
| 1644 | clear_canceled_visibility_update (GdmChooserWidget *widget) |
---|
| 1645 | { |
---|
| 1646 | widget->priv->update_idle_id = 0; |
---|
| 1647 | } |
---|
| 1648 | |
---|
| 1649 | static void |
---|
| 1650 | queue_column_visibility_update (GdmChooserWidget *widget) |
---|
| 1651 | { |
---|
| 1652 | if (widget->priv->update_idle_id == 0) { |
---|
| 1653 | widget->priv->update_idle_id = |
---|
| 1654 | g_idle_add_full (G_PRIORITY_DEFAULT_IDLE, |
---|
| 1655 | (GSourceFunc) |
---|
| 1656 | update_column_visibility, widget, |
---|
| 1657 | (GDestroyNotify) |
---|
| 1658 | clear_canceled_visibility_update); |
---|
| 1659 | } |
---|
| 1660 | } |
---|
| 1661 | |
---|
| 1662 | static void |
---|
| 1663 | on_row_changed (GtkTreeModel *model, |
---|
| 1664 | GtkTreePath *path, |
---|
| 1665 | GtkTreeIter *iter, |
---|
| 1666 | GdmChooserWidget *widget) |
---|
| 1667 | { |
---|
| 1668 | queue_column_visibility_update (widget); |
---|
| 1669 | } |
---|
| 1670 | |
---|
| 1671 | static void |
---|
| 1672 | add_frame (GdmChooserWidget *widget) |
---|
| 1673 | { |
---|
| 1674 | widget->priv->frame = gtk_frame_new (NULL); |
---|
| 1675 | gtk_frame_set_shadow_type (GTK_FRAME (widget->priv->frame), |
---|
| 1676 | GTK_SHADOW_NONE); |
---|
| 1677 | gtk_widget_show (widget->priv->frame); |
---|
| 1678 | gtk_container_add (GTK_CONTAINER (widget), widget->priv->frame); |
---|
| 1679 | |
---|
| 1680 | widget->priv->frame_alignment = gtk_alignment_new (0.5, 0.5, 1.0, 1.0); |
---|
| 1681 | gtk_widget_show (widget->priv->frame_alignment); |
---|
| 1682 | gtk_container_add (GTK_CONTAINER (widget->priv->frame), |
---|
| 1683 | widget->priv->frame_alignment); |
---|
| 1684 | } |
---|
| 1685 | |
---|
| 1686 | static gboolean |
---|
| 1687 | on_button_release (GtkTreeView *items_view, |
---|
| 1688 | GdkEventButton *event, |
---|
| 1689 | GdmChooserWidget *widget) |
---|
| 1690 | { |
---|
| 1691 | GtkTreeModel *model; |
---|
| 1692 | GtkTreeIter iter; |
---|
| 1693 | GtkTreeSelection *selection; |
---|
| 1694 | |
---|
| 1695 | if (!widget->priv->should_hide_inactive_items) { |
---|
| 1696 | return FALSE; |
---|
| 1697 | } |
---|
| 1698 | |
---|
| 1699 | selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (widget->priv->items_view)); |
---|
| 1700 | if (gtk_tree_selection_get_selected (selection, &model, &iter)) { |
---|
| 1701 | GtkTreePath *path; |
---|
| 1702 | |
---|
| 1703 | path = gtk_tree_model_get_path (model, &iter); |
---|
| 1704 | gtk_tree_view_row_activated (GTK_TREE_VIEW (items_view), |
---|
| 1705 | path, NULL); |
---|
| 1706 | gtk_tree_path_free (path); |
---|
| 1707 | } |
---|
| 1708 | |
---|
| 1709 | return FALSE; |
---|
| 1710 | } |
---|
| 1711 | |
---|
| 1712 | static gboolean |
---|
| 1713 | search_equal_func (GtkTreeModel *model, |
---|
| 1714 | int column, |
---|
| 1715 | const char *key, |
---|
| 1716 | GtkTreeIter *iter, |
---|
| 1717 | GdmChooserWidget *widget) |
---|
| 1718 | { |
---|
| 1719 | char *id; |
---|
| 1720 | char *name; |
---|
| 1721 | char *key_folded; |
---|
| 1722 | gboolean ret; |
---|
| 1723 | |
---|
| 1724 | if (key == NULL) { |
---|
| 1725 | return FALSE; |
---|
| 1726 | } |
---|
| 1727 | |
---|
| 1728 | ret = TRUE; |
---|
| 1729 | id = NULL; |
---|
| 1730 | name = NULL; |
---|
| 1731 | |
---|
| 1732 | key_folded = g_utf8_casefold (key, -1); |
---|
| 1733 | |
---|
| 1734 | gtk_tree_model_get (model, |
---|
| 1735 | iter, |
---|
| 1736 | CHOOSER_ID_COLUMN, &id, |
---|
| 1737 | CHOOSER_NAME_COLUMN, &name, |
---|
| 1738 | -1); |
---|
| 1739 | if (name != NULL) { |
---|
| 1740 | char *name_folded; |
---|
| 1741 | |
---|
| 1742 | name_folded = g_utf8_casefold (name, -1); |
---|
| 1743 | ret = !g_str_has_prefix (name_folded, key_folded); |
---|
| 1744 | g_free (name_folded); |
---|
| 1745 | |
---|
| 1746 | if (!ret) { |
---|
| 1747 | goto out; |
---|
| 1748 | } |
---|
| 1749 | } |
---|
| 1750 | |
---|
| 1751 | if (id != NULL) { |
---|
| 1752 | char *id_folded; |
---|
| 1753 | |
---|
| 1754 | |
---|
| 1755 | id_folded = g_utf8_casefold (id, -1); |
---|
| 1756 | ret = !g_str_has_prefix (id_folded, key_folded); |
---|
| 1757 | g_free (id_folded); |
---|
| 1758 | |
---|
| 1759 | if (!ret) { |
---|
| 1760 | goto out; |
---|
| 1761 | } |
---|
| 1762 | } |
---|
| 1763 | out: |
---|
| 1764 | g_free (id); |
---|
| 1765 | g_free (name); |
---|
| 1766 | g_free (key_folded); |
---|
| 1767 | |
---|
| 1768 | return ret; |
---|
| 1769 | } |
---|
| 1770 | |
---|
| 1771 | static void |
---|
| 1772 | on_selection_changed (GtkTreeSelection *selection, |
---|
| 1773 | GdmChooserWidget *widget) |
---|
| 1774 | { |
---|
| 1775 | GtkTreePath *path; |
---|
| 1776 | |
---|
| 1777 | get_selected_list_path (widget, &path); |
---|
| 1778 | if (path != NULL) { |
---|
| 1779 | char *path_str; |
---|
| 1780 | path_str = gtk_tree_path_to_string (path); |
---|
| 1781 | g_debug ("GdmChooserWidget: selection change to list path '%s'", path_str); |
---|
| 1782 | g_free (path_str); |
---|
| 1783 | } else { |
---|
| 1784 | g_debug ("GdmChooserWidget: selection cleared"); |
---|
| 1785 | } |
---|
| 1786 | } |
---|
| 1787 | |
---|
| 1788 | static void |
---|
| 1789 | gdm_chooser_widget_init (GdmChooserWidget *widget) |
---|
| 1790 | { |
---|
| 1791 | GtkTreeViewColumn *column; |
---|
| 1792 | GtkTreeSelection *selection; |
---|
| 1793 | GtkCellRenderer *renderer; |
---|
| 1794 | |
---|
| 1795 | widget->priv = GDM_CHOOSER_WIDGET_GET_PRIVATE (widget); |
---|
| 1796 | |
---|
| 1797 | /* Even though, we're a container and also don't ever take |
---|
| 1798 | * focus for ourselve, we set CAN_FOCUS so that gtk_widget_grab_focus |
---|
| 1799 | * works on us. We then override grab_focus requests to |
---|
| 1800 | * be redirected our internal tree view |
---|
| 1801 | */ |
---|
| 1802 | GTK_WIDGET_SET_FLAGS (widget, GTK_CAN_FOCUS); |
---|
| 1803 | |
---|
| 1804 | widget->priv->height_when_grown = get_height_of_screen (widget); |
---|
| 1805 | |
---|
| 1806 | gtk_alignment_set_padding (GTK_ALIGNMENT (widget), 0, 0, 0, 0); |
---|
| 1807 | |
---|
| 1808 | add_frame (widget); |
---|
| 1809 | |
---|
| 1810 | widget->priv->scrollable_widget = gdm_scrollable_widget_new (); |
---|
| 1811 | gtk_widget_show (widget->priv->scrollable_widget); |
---|
| 1812 | gtk_container_add (GTK_CONTAINER (widget->priv->frame_alignment), |
---|
| 1813 | widget->priv->scrollable_widget); |
---|
| 1814 | |
---|
| 1815 | widget->priv->items_view = gtk_tree_view_new (); |
---|
| 1816 | gtk_tree_view_set_headers_visible (GTK_TREE_VIEW (widget->priv->items_view), |
---|
| 1817 | FALSE); |
---|
| 1818 | g_signal_connect (widget->priv->items_view, |
---|
| 1819 | "row-activated", |
---|
| 1820 | G_CALLBACK (on_row_activated), |
---|
| 1821 | widget); |
---|
| 1822 | |
---|
| 1823 | gtk_tree_view_set_search_equal_func (GTK_TREE_VIEW (widget->priv->items_view), |
---|
| 1824 | (GtkTreeViewSearchEqualFunc)search_equal_func, |
---|
| 1825 | widget, |
---|
| 1826 | NULL); |
---|
| 1827 | |
---|
| 1828 | /* hack to make single-click activate work |
---|
| 1829 | */ |
---|
| 1830 | g_signal_connect_after (widget->priv->items_view, |
---|
| 1831 | "button-release-event", |
---|
| 1832 | G_CALLBACK (on_button_release), |
---|
| 1833 | widget); |
---|
| 1834 | |
---|
| 1835 | gtk_widget_show (widget->priv->items_view); |
---|
| 1836 | gtk_container_add (GTK_CONTAINER (widget->priv->scrollable_widget), |
---|
| 1837 | widget->priv->items_view); |
---|
| 1838 | |
---|
| 1839 | selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (widget->priv->items_view)); |
---|
| 1840 | gtk_tree_selection_set_mode (selection, GTK_SELECTION_BROWSE); |
---|
| 1841 | |
---|
| 1842 | g_signal_connect (selection, "changed", G_CALLBACK (on_selection_changed), widget); |
---|
| 1843 | |
---|
| 1844 | g_assert (NUMBER_OF_CHOOSER_COLUMNS == 11); |
---|
| 1845 | widget->priv->list_store = gtk_list_store_new (NUMBER_OF_CHOOSER_COLUMNS, |
---|
| 1846 | GDK_TYPE_PIXBUF, |
---|
| 1847 | G_TYPE_STRING, |
---|
| 1848 | G_TYPE_STRING, |
---|
| 1849 | G_TYPE_ULONG, |
---|
| 1850 | G_TYPE_BOOLEAN, |
---|
| 1851 | G_TYPE_BOOLEAN, |
---|
| 1852 | G_TYPE_BOOLEAN, |
---|
| 1853 | G_TYPE_DOUBLE, |
---|
| 1854 | G_TYPE_DOUBLE, |
---|
| 1855 | G_TYPE_DOUBLE, |
---|
| 1856 | G_TYPE_STRING); |
---|
| 1857 | |
---|
| 1858 | widget->priv->model_filter = GTK_TREE_MODEL_FILTER (gtk_tree_model_filter_new (GTK_TREE_MODEL (widget->priv->list_store), NULL)); |
---|
| 1859 | |
---|
| 1860 | gtk_tree_model_filter_set_visible_column (widget->priv->model_filter, |
---|
| 1861 | CHOOSER_ITEM_IS_VISIBLE_COLUMN); |
---|
| 1862 | g_signal_connect (G_OBJECT (widget->priv->model_filter), "row-changed", |
---|
| 1863 | G_CALLBACK (on_row_changed), widget); |
---|
| 1864 | |
---|
| 1865 | widget->priv->model_sorter = GTK_TREE_MODEL_SORT (gtk_tree_model_sort_new_with_model (GTK_TREE_MODEL (widget->priv->model_filter))); |
---|
| 1866 | |
---|
| 1867 | gtk_tree_sortable_set_sort_func (GTK_TREE_SORTABLE (widget->priv->model_sorter), |
---|
| 1868 | CHOOSER_ID_COLUMN, |
---|
| 1869 | compare_item, |
---|
| 1870 | widget, NULL); |
---|
| 1871 | |
---|
| 1872 | gtk_tree_sortable_set_sort_column_id (GTK_TREE_SORTABLE (widget->priv->model_sorter), |
---|
| 1873 | CHOOSER_ID_COLUMN, |
---|
| 1874 | GTK_SORT_ASCENDING); |
---|
| 1875 | gtk_tree_view_set_model (GTK_TREE_VIEW (widget->priv->items_view), |
---|
| 1876 | GTK_TREE_MODEL (widget->priv->model_sorter)); |
---|
| 1877 | gtk_tree_view_set_row_separator_func (GTK_TREE_VIEW (widget->priv->items_view), |
---|
| 1878 | separator_func, |
---|
| 1879 | widget, NULL); |
---|
| 1880 | |
---|
| 1881 | /* IMAGE COLUMN */ |
---|
| 1882 | renderer = gtk_cell_renderer_pixbuf_new (); |
---|
| 1883 | column = gtk_tree_view_column_new (); |
---|
| 1884 | gtk_tree_view_column_pack_start (column, renderer, FALSE); |
---|
| 1885 | gtk_tree_view_append_column (GTK_TREE_VIEW (widget->priv->items_view), column); |
---|
| 1886 | widget->priv->image_column = column; |
---|
| 1887 | |
---|
| 1888 | gtk_tree_view_column_set_attributes (column, |
---|
| 1889 | renderer, |
---|
| 1890 | "pixbuf", CHOOSER_IMAGE_COLUMN, |
---|
| 1891 | NULL); |
---|
| 1892 | |
---|
| 1893 | g_object_set (renderer, |
---|
| 1894 | "xalign", 1.0, |
---|
| 1895 | NULL); |
---|
| 1896 | |
---|
| 1897 | /* NAME COLUMN */ |
---|
| 1898 | renderer = gtk_cell_renderer_text_new (); |
---|
| 1899 | column = gtk_tree_view_column_new (); |
---|
| 1900 | gtk_tree_view_column_pack_start (column, renderer, FALSE); |
---|
| 1901 | gtk_tree_view_append_column (GTK_TREE_VIEW (widget->priv->items_view), column); |
---|
| 1902 | gtk_tree_view_column_set_cell_data_func (column, |
---|
| 1903 | renderer, |
---|
| 1904 | (GtkTreeCellDataFunc) name_cell_data_func, |
---|
| 1905 | widget, |
---|
| 1906 | NULL); |
---|
| 1907 | |
---|
| 1908 | gtk_tree_view_set_tooltip_column (GTK_TREE_VIEW (widget->priv->items_view), |
---|
| 1909 | CHOOSER_COMMENT_COLUMN); |
---|
| 1910 | |
---|
| 1911 | /* STATUS COLUMN */ |
---|
| 1912 | renderer = gtk_cell_renderer_pixbuf_new (); |
---|
| 1913 | column = gtk_tree_view_column_new (); |
---|
| 1914 | gtk_tree_view_column_pack_start (column, renderer, FALSE); |
---|
| 1915 | gtk_tree_view_append_column (GTK_TREE_VIEW (widget->priv->items_view), column); |
---|
| 1916 | widget->priv->status_column = column; |
---|
| 1917 | |
---|
| 1918 | gtk_tree_view_column_set_cell_data_func (column, |
---|
| 1919 | renderer, |
---|
| 1920 | (GtkTreeCellDataFunc) check_cell_data_func, |
---|
| 1921 | widget, |
---|
| 1922 | NULL); |
---|
| 1923 | widget->priv->is_in_use_pixbuf = get_is_in_use_pixbuf (widget); |
---|
| 1924 | |
---|
| 1925 | renderer = gdm_cell_renderer_timer_new (); |
---|
| 1926 | gtk_tree_view_column_pack_start (column, renderer, FALSE); |
---|
| 1927 | gtk_tree_view_column_add_attribute (column, renderer, "value", |
---|
| 1928 | CHOOSER_TIMER_VALUE_COLUMN); |
---|
| 1929 | |
---|
| 1930 | widget->priv->rows_with_timers = |
---|
| 1931 | g_hash_table_new_full (g_str_hash, |
---|
| 1932 | g_str_equal, |
---|
| 1933 | (GDestroyNotify) g_free, |
---|
| 1934 | (GDestroyNotify) |
---|
| 1935 | gtk_tree_row_reference_free); |
---|
| 1936 | |
---|
| 1937 | add_separator (widget); |
---|
| 1938 | |
---|
| 1939 | queue_column_visibility_update (widget); |
---|
| 1940 | gdm_chooser_widget_grow (widget); |
---|
| 1941 | } |
---|
| 1942 | |
---|
| 1943 | static void |
---|
| 1944 | gdm_chooser_widget_finalize (GObject *object) |
---|
| 1945 | { |
---|
| 1946 | GdmChooserWidget *widget; |
---|
| 1947 | |
---|
| 1948 | g_return_if_fail (object != NULL); |
---|
| 1949 | g_return_if_fail (GDM_IS_CHOOSER_WIDGET (object)); |
---|
| 1950 | |
---|
| 1951 | widget = GDM_CHOOSER_WIDGET (object); |
---|
| 1952 | |
---|
| 1953 | g_return_if_fail (widget->priv != NULL); |
---|
| 1954 | |
---|
| 1955 | g_hash_table_destroy (widget->priv->rows_with_timers); |
---|
| 1956 | widget->priv->rows_with_timers = NULL; |
---|
| 1957 | |
---|
| 1958 | G_OBJECT_CLASS (gdm_chooser_widget_parent_class)->finalize (object); |
---|
| 1959 | } |
---|
| 1960 | |
---|
| 1961 | GtkWidget * |
---|
| 1962 | gdm_chooser_widget_new (const char *inactive_text, |
---|
| 1963 | const char *active_text) |
---|
| 1964 | { |
---|
| 1965 | GObject *object; |
---|
| 1966 | |
---|
| 1967 | object = g_object_new (GDM_TYPE_CHOOSER_WIDGET, |
---|
| 1968 | "inactive-text", inactive_text, |
---|
| 1969 | "active-text", active_text, NULL); |
---|
| 1970 | |
---|
| 1971 | return GTK_WIDGET (object); |
---|
| 1972 | } |
---|
| 1973 | |
---|
| 1974 | void |
---|
| 1975 | gdm_chooser_widget_update_item (GdmChooserWidget *widget, |
---|
| 1976 | const char *id, |
---|
| 1977 | GdkPixbuf *new_image, |
---|
| 1978 | const char *new_name, |
---|
| 1979 | const char *new_comment, |
---|
| 1980 | gulong new_priority, |
---|
| 1981 | gboolean new_in_use, |
---|
| 1982 | gboolean new_is_separate) |
---|
| 1983 | { |
---|
| 1984 | GtkTreeModel *model; |
---|
| 1985 | GtkTreeIter iter; |
---|
| 1986 | GdkPixbuf *image; |
---|
| 1987 | gboolean is_separate; |
---|
| 1988 | gboolean in_use; |
---|
| 1989 | |
---|
| 1990 | g_return_if_fail (GDM_IS_CHOOSER_WIDGET (widget)); |
---|
| 1991 | |
---|
| 1992 | model = GTK_TREE_MODEL (widget->priv->list_store); |
---|
| 1993 | |
---|
| 1994 | if (!find_item (widget, id, &iter)) { |
---|
| 1995 | g_critical ("Tried to remove non-existing item from chooser"); |
---|
| 1996 | return; |
---|
| 1997 | } |
---|
| 1998 | |
---|
| 1999 | is_separate = FALSE; |
---|
| 2000 | gtk_tree_model_get (model, &iter, |
---|
| 2001 | CHOOSER_IMAGE_COLUMN, &image, |
---|
| 2002 | CHOOSER_ITEM_IS_IN_USE_COLUMN, &in_use, |
---|
| 2003 | CHOOSER_ITEM_IS_SEPARATED_COLUMN, &is_separate, |
---|
| 2004 | -1); |
---|
| 2005 | |
---|
| 2006 | if (image != new_image) { |
---|
| 2007 | if (image == NULL && new_image != NULL) { |
---|
| 2008 | widget->priv->number_of_rows_with_images++; |
---|
| 2009 | } else if (image != NULL && new_image == NULL) { |
---|
| 2010 | widget->priv->number_of_rows_with_images--; |
---|
| 2011 | } |
---|
| 2012 | queue_column_visibility_update (widget); |
---|
| 2013 | } |
---|
| 2014 | if (image != NULL) { |
---|
| 2015 | g_object_unref (image); |
---|
| 2016 | } |
---|
| 2017 | |
---|
| 2018 | if (in_use != new_in_use) { |
---|
| 2019 | if (new_in_use) { |
---|
| 2020 | widget->priv->number_of_rows_with_status++; |
---|
| 2021 | } else { |
---|
| 2022 | widget->priv->number_of_rows_with_status--; |
---|
| 2023 | } |
---|
| 2024 | queue_column_visibility_update (widget); |
---|
| 2025 | } |
---|
| 2026 | |
---|
| 2027 | if (is_separate != new_is_separate) { |
---|
| 2028 | if (new_is_separate) { |
---|
| 2029 | widget->priv->number_of_separated_rows++; |
---|
| 2030 | widget->priv->number_of_normal_rows--; |
---|
| 2031 | } else { |
---|
| 2032 | widget->priv->number_of_separated_rows--; |
---|
| 2033 | widget->priv->number_of_normal_rows++; |
---|
| 2034 | } |
---|
| 2035 | update_separator_visibility (widget); |
---|
| 2036 | } |
---|
| 2037 | |
---|
| 2038 | gtk_list_store_set (widget->priv->list_store, |
---|
| 2039 | &iter, |
---|
| 2040 | CHOOSER_IMAGE_COLUMN, new_image, |
---|
| 2041 | CHOOSER_NAME_COLUMN, new_name, |
---|
| 2042 | CHOOSER_COMMENT_COLUMN, new_comment, |
---|
| 2043 | CHOOSER_PRIORITY_COLUMN, new_priority, |
---|
| 2044 | CHOOSER_ITEM_IS_IN_USE_COLUMN, new_in_use, |
---|
| 2045 | CHOOSER_ITEM_IS_SEPARATED_COLUMN, new_is_separate, |
---|
| 2046 | -1); |
---|
| 2047 | } |
---|
| 2048 | |
---|
| 2049 | void |
---|
| 2050 | gdm_chooser_widget_add_item (GdmChooserWidget *widget, |
---|
| 2051 | const char *id, |
---|
| 2052 | GdkPixbuf *image, |
---|
| 2053 | const char *name, |
---|
| 2054 | const char *comment, |
---|
| 2055 | gulong priority, |
---|
| 2056 | gboolean in_use, |
---|
| 2057 | gboolean keep_separate) |
---|
| 2058 | { |
---|
| 2059 | gboolean is_visible; |
---|
| 2060 | |
---|
| 2061 | g_return_if_fail (GDM_IS_CHOOSER_WIDGET (widget)); |
---|
| 2062 | |
---|
| 2063 | if (keep_separate) { |
---|
| 2064 | widget->priv->number_of_separated_rows++; |
---|
| 2065 | } else { |
---|
| 2066 | widget->priv->number_of_normal_rows++; |
---|
| 2067 | } |
---|
| 2068 | update_separator_visibility (widget); |
---|
| 2069 | |
---|
| 2070 | if (in_use) { |
---|
| 2071 | widget->priv->number_of_rows_with_status++; |
---|
| 2072 | queue_column_visibility_update (widget); |
---|
| 2073 | } |
---|
| 2074 | |
---|
| 2075 | if (image != NULL) { |
---|
| 2076 | widget->priv->number_of_rows_with_images++; |
---|
| 2077 | queue_column_visibility_update (widget); |
---|
| 2078 | } |
---|
| 2079 | |
---|
| 2080 | is_visible = widget->priv->active_row == NULL; |
---|
| 2081 | |
---|
| 2082 | gtk_list_store_insert_with_values (widget->priv->list_store, |
---|
| 2083 | NULL, 0, |
---|
| 2084 | CHOOSER_IMAGE_COLUMN, image, |
---|
| 2085 | CHOOSER_NAME_COLUMN, name, |
---|
| 2086 | CHOOSER_COMMENT_COLUMN, comment, |
---|
| 2087 | CHOOSER_PRIORITY_COLUMN, priority, |
---|
| 2088 | CHOOSER_ITEM_IS_IN_USE_COLUMN, in_use, |
---|
| 2089 | CHOOSER_ITEM_IS_SEPARATED_COLUMN, keep_separate, |
---|
| 2090 | CHOOSER_ITEM_IS_VISIBLE_COLUMN, is_visible, |
---|
| 2091 | CHOOSER_ID_COLUMN, id, |
---|
| 2092 | -1); |
---|
| 2093 | |
---|
| 2094 | move_cursor_to_top (widget); |
---|
| 2095 | update_chooser_visibility (widget); |
---|
| 2096 | } |
---|
| 2097 | |
---|
| 2098 | void |
---|
| 2099 | gdm_chooser_widget_remove_item (GdmChooserWidget *widget, |
---|
| 2100 | const char *id) |
---|
| 2101 | { |
---|
| 2102 | GtkTreeModel *model; |
---|
| 2103 | GtkTreeIter iter; |
---|
| 2104 | GdkPixbuf *image; |
---|
| 2105 | gboolean is_separate; |
---|
| 2106 | gboolean is_in_use; |
---|
| 2107 | |
---|
| 2108 | g_return_if_fail (GDM_IS_CHOOSER_WIDGET (widget)); |
---|
| 2109 | |
---|
| 2110 | model = GTK_TREE_MODEL (widget->priv->list_store); |
---|
| 2111 | |
---|
| 2112 | if (!find_item (widget, id, &iter)) { |
---|
| 2113 | g_critical ("Tried to remove non-existing item from chooser"); |
---|
| 2114 | return; |
---|
| 2115 | } |
---|
| 2116 | |
---|
| 2117 | is_separate = FALSE; |
---|
| 2118 | gtk_tree_model_get (model, &iter, |
---|
| 2119 | CHOOSER_IMAGE_COLUMN, &image, |
---|
| 2120 | CHOOSER_ITEM_IS_IN_USE_COLUMN, &is_in_use, |
---|
| 2121 | CHOOSER_ITEM_IS_SEPARATED_COLUMN, &is_separate, |
---|
| 2122 | -1); |
---|
| 2123 | |
---|
| 2124 | if (image != NULL) { |
---|
| 2125 | widget->priv->number_of_rows_with_images--; |
---|
| 2126 | g_object_unref (image); |
---|
| 2127 | } |
---|
| 2128 | |
---|
| 2129 | if (is_in_use) { |
---|
| 2130 | widget->priv->number_of_rows_with_status--; |
---|
| 2131 | queue_column_visibility_update (widget); |
---|
| 2132 | } |
---|
| 2133 | |
---|
| 2134 | if (is_separate) { |
---|
| 2135 | widget->priv->number_of_separated_rows--; |
---|
| 2136 | } else { |
---|
| 2137 | widget->priv->number_of_normal_rows--; |
---|
| 2138 | } |
---|
| 2139 | update_separator_visibility (widget); |
---|
| 2140 | |
---|
| 2141 | gtk_list_store_remove (widget->priv->list_store, &iter); |
---|
| 2142 | |
---|
| 2143 | move_cursor_to_top (widget); |
---|
| 2144 | update_chooser_visibility (widget); |
---|
| 2145 | } |
---|
| 2146 | |
---|
| 2147 | gboolean |
---|
| 2148 | gdm_chooser_widget_lookup_item (GdmChooserWidget *widget, |
---|
| 2149 | const char *id, |
---|
| 2150 | GdkPixbuf **image, |
---|
| 2151 | char **name, |
---|
| 2152 | char **comment, |
---|
| 2153 | gulong *priority, |
---|
| 2154 | gboolean *is_in_use, |
---|
| 2155 | gboolean *is_separate) |
---|
| 2156 | { |
---|
| 2157 | GtkTreeIter iter; |
---|
| 2158 | char *active_item_id; |
---|
| 2159 | |
---|
| 2160 | g_return_val_if_fail (GDM_IS_CHOOSER_WIDGET (widget), FALSE); |
---|
| 2161 | g_return_val_if_fail (id != NULL, FALSE); |
---|
| 2162 | |
---|
| 2163 | active_item_id = get_active_item_id (widget, &iter); |
---|
| 2164 | |
---|
| 2165 | if (active_item_id == NULL || strcmp (active_item_id, id) != 0) { |
---|
| 2166 | g_free (active_item_id); |
---|
| 2167 | |
---|
| 2168 | if (!find_item (widget, id, &iter)) { |
---|
| 2169 | return FALSE; |
---|
| 2170 | } |
---|
| 2171 | } |
---|
| 2172 | g_free (active_item_id); |
---|
| 2173 | |
---|
| 2174 | gtk_tree_model_get (GTK_TREE_MODEL (widget->priv->list_store), &iter, |
---|
| 2175 | CHOOSER_IMAGE_COLUMN, image, |
---|
| 2176 | CHOOSER_NAME_COLUMN, name, |
---|
| 2177 | CHOOSER_PRIORITY_COLUMN, priority, |
---|
| 2178 | CHOOSER_ITEM_IS_IN_USE_COLUMN, is_in_use, |
---|
| 2179 | CHOOSER_ITEM_IS_SEPARATED_COLUMN, is_separate, |
---|
| 2180 | -1); |
---|
| 2181 | |
---|
| 2182 | return TRUE; |
---|
| 2183 | } |
---|
| 2184 | |
---|
| 2185 | void |
---|
| 2186 | gdm_chooser_widget_set_item_in_use (GdmChooserWidget *widget, |
---|
| 2187 | const char *id, |
---|
| 2188 | gboolean is_in_use) |
---|
| 2189 | { |
---|
| 2190 | GtkTreeIter iter; |
---|
| 2191 | gboolean was_in_use; |
---|
| 2192 | |
---|
| 2193 | g_return_if_fail (GDM_IS_CHOOSER_WIDGET (widget)); |
---|
| 2194 | |
---|
| 2195 | if (!find_item (widget, id, &iter)) { |
---|
| 2196 | return; |
---|
| 2197 | } |
---|
| 2198 | |
---|
| 2199 | gtk_tree_model_get (GTK_TREE_MODEL (widget->priv->list_store), &iter, |
---|
| 2200 | CHOOSER_ITEM_IS_IN_USE_COLUMN, &was_in_use, |
---|
| 2201 | -1); |
---|
| 2202 | |
---|
| 2203 | if (was_in_use != is_in_use) { |
---|
| 2204 | |
---|
| 2205 | if (is_in_use) { |
---|
| 2206 | widget->priv->number_of_rows_with_status++; |
---|
| 2207 | } else { |
---|
| 2208 | widget->priv->number_of_rows_with_status--; |
---|
| 2209 | } |
---|
| 2210 | queue_column_visibility_update (widget); |
---|
| 2211 | |
---|
| 2212 | gtk_list_store_set (widget->priv->list_store, |
---|
| 2213 | &iter, |
---|
| 2214 | CHOOSER_ITEM_IS_IN_USE_COLUMN, is_in_use, |
---|
| 2215 | -1); |
---|
| 2216 | |
---|
| 2217 | } |
---|
| 2218 | } |
---|
| 2219 | |
---|
| 2220 | void |
---|
| 2221 | gdm_chooser_widget_set_item_priority (GdmChooserWidget *widget, |
---|
| 2222 | const char *id, |
---|
| 2223 | gulong priority) |
---|
| 2224 | { |
---|
| 2225 | GtkTreeIter iter; |
---|
| 2226 | gulong was_priority; |
---|
| 2227 | |
---|
| 2228 | g_return_if_fail (GDM_IS_CHOOSER_WIDGET (widget)); |
---|
| 2229 | |
---|
| 2230 | if (!find_item (widget, id, &iter)) { |
---|
| 2231 | return; |
---|
| 2232 | } |
---|
| 2233 | |
---|
| 2234 | gtk_tree_model_get (GTK_TREE_MODEL (widget->priv->list_store), &iter, |
---|
| 2235 | CHOOSER_PRIORITY_COLUMN, &was_priority, |
---|
| 2236 | -1); |
---|
| 2237 | |
---|
| 2238 | if (was_priority != priority) { |
---|
| 2239 | |
---|
| 2240 | gtk_list_store_set (widget->priv->list_store, |
---|
| 2241 | &iter, |
---|
| 2242 | CHOOSER_PRIORITY_COLUMN, priority, |
---|
| 2243 | -1); |
---|
| 2244 | gtk_tree_model_filter_refilter (widget->priv->model_filter); |
---|
| 2245 | } |
---|
| 2246 | } |
---|
| 2247 | |
---|
| 2248 | static double |
---|
| 2249 | get_current_time (void) |
---|
| 2250 | { |
---|
| 2251 | const double microseconds_per_second = 1000000.0; |
---|
| 2252 | double timestamp; |
---|
| 2253 | GTimeVal now; |
---|
| 2254 | |
---|
| 2255 | g_get_current_time (&now); |
---|
| 2256 | |
---|
| 2257 | timestamp = ((microseconds_per_second * now.tv_sec) + now.tv_usec) / |
---|
| 2258 | microseconds_per_second; |
---|
| 2259 | |
---|
| 2260 | return timestamp; |
---|
| 2261 | } |
---|
| 2262 | |
---|
| 2263 | static gboolean |
---|
| 2264 | on_timer_timeout (GdmChooserWidget *widget) |
---|
| 2265 | { |
---|
| 2266 | GHashTableIter iter; |
---|
| 2267 | GSList *list; |
---|
| 2268 | GSList *tmp; |
---|
| 2269 | gpointer key; |
---|
| 2270 | gpointer value; |
---|
| 2271 | double now; |
---|
| 2272 | |
---|
| 2273 | list = NULL; |
---|
| 2274 | g_hash_table_iter_init (&iter, widget->priv->rows_with_timers); |
---|
| 2275 | while (g_hash_table_iter_next (&iter, &key, &value)) { |
---|
| 2276 | list = g_slist_prepend (list, value); |
---|
| 2277 | } |
---|
| 2278 | |
---|
| 2279 | now = get_current_time (); |
---|
| 2280 | for (tmp = list; tmp != NULL; tmp = tmp->next) { |
---|
| 2281 | GtkTreeRowReference *row; |
---|
| 2282 | |
---|
| 2283 | row = (GtkTreeRowReference *) tmp->data; |
---|
| 2284 | |
---|
| 2285 | update_timer_from_time (widget, row, now); |
---|
| 2286 | } |
---|
| 2287 | g_slist_free (list); |
---|
| 2288 | |
---|
| 2289 | return TRUE; |
---|
| 2290 | } |
---|
| 2291 | |
---|
| 2292 | static void |
---|
| 2293 | start_timer (GdmChooserWidget *widget, |
---|
| 2294 | GtkTreeRowReference *row, |
---|
| 2295 | double duration) |
---|
| 2296 | { |
---|
| 2297 | GtkTreeModel *model; |
---|
| 2298 | GtkTreePath *path; |
---|
| 2299 | GtkTreeIter iter; |
---|
| 2300 | |
---|
| 2301 | model = GTK_TREE_MODEL (widget->priv->list_store); |
---|
| 2302 | |
---|
| 2303 | path = gtk_tree_row_reference_get_path (row); |
---|
| 2304 | gtk_tree_model_get_iter (model, &iter, path); |
---|
| 2305 | gtk_tree_path_free (path); |
---|
| 2306 | |
---|
| 2307 | gtk_list_store_set (widget->priv->list_store, &iter, |
---|
| 2308 | CHOOSER_TIMER_START_TIME_COLUMN, |
---|
| 2309 | get_current_time (), -1); |
---|
| 2310 | gtk_list_store_set (widget->priv->list_store, &iter, |
---|
| 2311 | CHOOSER_TIMER_DURATION_COLUMN, |
---|
| 2312 | duration, -1); |
---|
| 2313 | gtk_list_store_set (widget->priv->list_store, &iter, |
---|
| 2314 | CHOOSER_TIMER_VALUE_COLUMN, 0.0, -1); |
---|
| 2315 | |
---|
| 2316 | widget->priv->number_of_active_timers++; |
---|
| 2317 | if (widget->priv->timer_animation_timeout_id == 0) { |
---|
| 2318 | g_assert (g_hash_table_size (widget->priv->rows_with_timers) == 1); |
---|
| 2319 | |
---|
| 2320 | widget->priv->timer_animation_timeout_id = |
---|
| 2321 | g_timeout_add (1000 / 20, |
---|
| 2322 | (GSourceFunc) on_timer_timeout, |
---|
| 2323 | widget); |
---|
| 2324 | |
---|
| 2325 | } |
---|
| 2326 | } |
---|
| 2327 | |
---|
| 2328 | static void |
---|
| 2329 | stop_timer (GdmChooserWidget *widget, |
---|
| 2330 | GtkTreeRowReference *row) |
---|
| 2331 | { |
---|
| 2332 | GtkTreeModel *model; |
---|
| 2333 | GtkTreePath *path; |
---|
| 2334 | GtkTreeIter iter; |
---|
| 2335 | |
---|
| 2336 | model = GTK_TREE_MODEL (widget->priv->list_store); |
---|
| 2337 | |
---|
| 2338 | path = gtk_tree_row_reference_get_path (row); |
---|
| 2339 | gtk_tree_model_get_iter (model, &iter, path); |
---|
| 2340 | gtk_tree_path_free (path); |
---|
| 2341 | |
---|
| 2342 | gtk_list_store_set (widget->priv->list_store, &iter, |
---|
| 2343 | CHOOSER_TIMER_START_TIME_COLUMN, |
---|
| 2344 | 0.0, -1); |
---|
| 2345 | gtk_list_store_set (widget->priv->list_store, &iter, |
---|
| 2346 | CHOOSER_TIMER_DURATION_COLUMN, |
---|
| 2347 | 0.0, -1); |
---|
| 2348 | gtk_list_store_set (widget->priv->list_store, &iter, |
---|
| 2349 | CHOOSER_TIMER_VALUE_COLUMN, 0.0, -1); |
---|
| 2350 | |
---|
| 2351 | widget->priv->number_of_active_timers--; |
---|
| 2352 | if (widget->priv->number_of_active_timers == 0) { |
---|
| 2353 | g_source_remove (widget->priv->timer_animation_timeout_id); |
---|
| 2354 | widget->priv->timer_animation_timeout_id = 0; |
---|
| 2355 | } |
---|
| 2356 | } |
---|
| 2357 | |
---|
| 2358 | static void |
---|
| 2359 | update_timer_from_time (GdmChooserWidget *widget, |
---|
| 2360 | GtkTreeRowReference *row, |
---|
| 2361 | double now) |
---|
| 2362 | { |
---|
| 2363 | GtkTreeModel *model; |
---|
| 2364 | GtkTreePath *path; |
---|
| 2365 | GtkTreeIter iter; |
---|
| 2366 | double start_time; |
---|
| 2367 | double duration; |
---|
| 2368 | double elapsed_ratio; |
---|
| 2369 | |
---|
| 2370 | model = GTK_TREE_MODEL (widget->priv->list_store); |
---|
| 2371 | |
---|
| 2372 | path = gtk_tree_row_reference_get_path (row); |
---|
| 2373 | gtk_tree_model_get_iter (model, &iter, path); |
---|
| 2374 | gtk_tree_path_free (path); |
---|
| 2375 | |
---|
| 2376 | gtk_tree_model_get (model, &iter, |
---|
| 2377 | CHOOSER_TIMER_START_TIME_COLUMN, &start_time, |
---|
| 2378 | CHOOSER_TIMER_DURATION_COLUMN, &duration, -1); |
---|
| 2379 | |
---|
| 2380 | if (duration > G_MINDOUBLE) { |
---|
| 2381 | elapsed_ratio = (now - start_time) / duration; |
---|
| 2382 | } else { |
---|
| 2383 | elapsed_ratio = 0.0; |
---|
| 2384 | } |
---|
| 2385 | |
---|
| 2386 | gtk_list_store_set (widget->priv->list_store, &iter, |
---|
| 2387 | CHOOSER_TIMER_VALUE_COLUMN, |
---|
| 2388 | elapsed_ratio, -1); |
---|
| 2389 | |
---|
| 2390 | if (elapsed_ratio > .999) { |
---|
| 2391 | char *id; |
---|
| 2392 | |
---|
| 2393 | stop_timer (widget, row); |
---|
| 2394 | |
---|
| 2395 | gtk_tree_model_get (model, &iter, |
---|
| 2396 | CHOOSER_ID_COLUMN, &id, -1); |
---|
| 2397 | g_hash_table_remove (widget->priv->rows_with_timers, |
---|
| 2398 | id); |
---|
| 2399 | g_free (id); |
---|
| 2400 | |
---|
| 2401 | widget->priv->number_of_rows_with_status--; |
---|
| 2402 | queue_column_visibility_update (widget); |
---|
| 2403 | } |
---|
| 2404 | } |
---|
| 2405 | |
---|
| 2406 | void |
---|
| 2407 | gdm_chooser_widget_set_item_timer (GdmChooserWidget *widget, |
---|
| 2408 | const char *id, |
---|
| 2409 | gulong timeout) |
---|
| 2410 | { |
---|
| 2411 | GtkTreeModel *model; |
---|
| 2412 | GtkTreeRowReference *row; |
---|
| 2413 | |
---|
| 2414 | g_return_if_fail (GDM_IS_CHOOSER_WIDGET (widget)); |
---|
| 2415 | |
---|
| 2416 | model = GTK_TREE_MODEL (widget->priv->list_store); |
---|
| 2417 | |
---|
| 2418 | row = g_hash_table_lookup (widget->priv->rows_with_timers, |
---|
| 2419 | id); |
---|
| 2420 | |
---|
| 2421 | g_assert (row == NULL || gtk_tree_row_reference_valid (row)); |
---|
| 2422 | |
---|
| 2423 | if (row != NULL) { |
---|
| 2424 | stop_timer (widget, row); |
---|
| 2425 | } |
---|
| 2426 | |
---|
| 2427 | if (timeout == 0) { |
---|
| 2428 | if (row == NULL) { |
---|
| 2429 | g_warning ("could not find item with id '%s' to " |
---|
| 2430 | "remove timer", id); |
---|
| 2431 | return; |
---|
| 2432 | } |
---|
| 2433 | |
---|
| 2434 | g_hash_table_remove (widget->priv->rows_with_timers, |
---|
| 2435 | id); |
---|
| 2436 | gtk_tree_model_filter_refilter (widget->priv->model_filter); |
---|
| 2437 | return; |
---|
| 2438 | } |
---|
| 2439 | |
---|
| 2440 | if (row == NULL) { |
---|
| 2441 | GtkTreeIter iter; |
---|
| 2442 | GtkTreePath *path; |
---|
| 2443 | |
---|
| 2444 | if (!find_item (widget, id, &iter)) { |
---|
| 2445 | g_warning ("could not find item with id '%s' to " |
---|
| 2446 | "add timer", id); |
---|
| 2447 | return; |
---|
| 2448 | } |
---|
| 2449 | |
---|
| 2450 | path = gtk_tree_model_get_path (model, &iter); |
---|
| 2451 | row = gtk_tree_row_reference_new (model, path); |
---|
| 2452 | |
---|
| 2453 | g_hash_table_insert (widget->priv->rows_with_timers, |
---|
| 2454 | g_strdup (id), row); |
---|
| 2455 | |
---|
| 2456 | widget->priv->number_of_rows_with_status++; |
---|
| 2457 | queue_column_visibility_update (widget); |
---|
| 2458 | } |
---|
| 2459 | |
---|
| 2460 | start_timer (widget, row, timeout / 1000.0); |
---|
| 2461 | } |
---|
| 2462 | |
---|
| 2463 | void |
---|
| 2464 | gdm_chooser_widget_set_in_use_message (GdmChooserWidget *widget, |
---|
| 2465 | const char *message) |
---|
| 2466 | { |
---|
| 2467 | g_return_if_fail (GDM_IS_CHOOSER_WIDGET (widget)); |
---|
| 2468 | |
---|
| 2469 | g_free (widget->priv->in_use_message); |
---|
| 2470 | widget->priv->in_use_message = g_strdup (message); |
---|
| 2471 | } |
---|
| 2472 | |
---|
| 2473 | void |
---|
| 2474 | gdm_chooser_widget_set_separator_position (GdmChooserWidget *widget, |
---|
| 2475 | GdmChooserWidgetPosition position) |
---|
| 2476 | { |
---|
| 2477 | g_return_if_fail (GDM_IS_CHOOSER_WIDGET (widget)); |
---|
| 2478 | |
---|
| 2479 | if (widget->priv->separator_position != position) { |
---|
| 2480 | widget->priv->separator_position = position; |
---|
| 2481 | } |
---|
| 2482 | |
---|
| 2483 | gtk_tree_model_filter_refilter (widget->priv->model_filter); |
---|
| 2484 | } |
---|
| 2485 | |
---|
| 2486 | void |
---|
| 2487 | gdm_chooser_widget_set_hide_inactive_items (GdmChooserWidget *widget, |
---|
| 2488 | gboolean should_hide) |
---|
| 2489 | { |
---|
| 2490 | widget->priv->should_hide_inactive_items = should_hide; |
---|
| 2491 | |
---|
| 2492 | if (should_hide && |
---|
| 2493 | (widget->priv->state != GDM_CHOOSER_WIDGET_STATE_SHRUNK |
---|
| 2494 | || widget->priv->state != GDM_CHOOSER_WIDGET_STATE_SHRINKING) && |
---|
| 2495 | widget->priv->active_row != NULL) { |
---|
| 2496 | gdm_chooser_widget_shrink (widget); |
---|
| 2497 | } else if (!should_hide && |
---|
| 2498 | (widget->priv->state != GDM_CHOOSER_WIDGET_STATE_GROWN |
---|
| 2499 | || widget->priv->state != GDM_CHOOSER_WIDGET_STATE_GROWING)) { |
---|
| 2500 | gdm_chooser_widget_grow (widget); |
---|
| 2501 | } |
---|
| 2502 | } |
---|
| 2503 | |
---|
| 2504 | int |
---|
| 2505 | gdm_chooser_widget_get_number_of_items (GdmChooserWidget *widget) |
---|
| 2506 | { |
---|
| 2507 | return widget->priv->number_of_normal_rows + |
---|
| 2508 | widget->priv->number_of_separated_rows; |
---|
| 2509 | } |
---|
| 2510 | |
---|
| 2511 | void |
---|
| 2512 | gdm_chooser_widget_activate_if_one_item (GdmChooserWidget *widget) |
---|
| 2513 | { |
---|
| 2514 | activate_if_one_item (widget); |
---|
| 2515 | } |
---|
| 2516 | |
---|
| 2517 | void |
---|
| 2518 | gdm_chooser_widget_propagate_pending_key_events (GdmChooserWidget *widget) |
---|
| 2519 | { |
---|
| 2520 | if (!gdm_scrollable_widget_has_queued_key_events (GDM_SCROLLABLE_WIDGET (widget->priv->scrollable_widget))) { |
---|
| 2521 | return; |
---|
| 2522 | } |
---|
| 2523 | |
---|
| 2524 | gdm_scrollable_widget_replay_queued_key_events (GDM_SCROLLABLE_WIDGET (widget->priv->scrollable_widget)); |
---|
| 2525 | } |
---|
| 2526 | |
---|
| 2527 | void |
---|
| 2528 | gdm_chooser_widget_loaded (GdmChooserWidget *widget) |
---|
| 2529 | { |
---|
| 2530 | g_signal_emit (widget, signals[LOADED], 0); |
---|
| 2531 | } |
---|