forked from AuroraMiddleware/gtk
322 lines
10 KiB
C
322 lines
10 KiB
C
/* simple.c
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* Copyright (C) 2017 Red Hat, Inc
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* Author: Benjamin Otte
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <gtk/gtk.h>
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#define STRING_TYPE_HOLDER (string_holder_get_type ())
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G_DECLARE_FINAL_TYPE (StringHolder, string_holder, STRING, HOLDER, GObject)
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struct _StringHolder {
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GObject parent_instance;
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char *title;
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char *icon;
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char *description;
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};
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G_DEFINE_TYPE (StringHolder, string_holder, G_TYPE_OBJECT);
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static void
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string_holder_init (StringHolder *holder)
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{
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}
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static void
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string_holder_finalize (GObject *object)
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{
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StringHolder *holder = STRING_HOLDER (object);
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g_free (holder->title);
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g_free (holder->icon);
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g_free (holder->description);
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G_OBJECT_CLASS (string_holder_parent_class)->finalize (object);
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}
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static void
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string_holder_class_init (StringHolderClass *class)
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{
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GObjectClass *object_class = G_OBJECT_CLASS (class);
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object_class->finalize = string_holder_finalize;
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}
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static StringHolder *
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string_holder_new (const char *title, const char *icon, const char *description)
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{
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StringHolder *holder = g_object_new (STRING_TYPE_HOLDER, NULL);
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holder->title = g_strdup (title);
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holder->icon = g_strdup (icon);
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holder->description = g_strdup (description);
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return holder;
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}
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static void
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strings_setup_item_single_line (GtkSignalListItemFactory *factory,
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GtkListItem *item)
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{
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GtkWidget *box, *image, *title;
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box = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 10);
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image = gtk_image_new ();
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title = gtk_label_new ("");
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gtk_label_set_xalign (GTK_LABEL (title), 0.0);
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gtk_box_append (GTK_BOX (box), image);
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gtk_box_append (GTK_BOX (box), title);
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g_object_set_data (G_OBJECT (item), "title", title);
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g_object_set_data (G_OBJECT (item), "image", image);
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gtk_list_item_set_child (item, box);
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}
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static void
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strings_setup_item_full (GtkSignalListItemFactory *factory,
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GtkListItem *item)
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{
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GtkWidget *box, *box2, *image, *title, *description;
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image = gtk_image_new ();
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title = gtk_label_new ("");
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gtk_label_set_xalign (GTK_LABEL (title), 0.0);
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description = gtk_label_new ("");
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gtk_label_set_xalign (GTK_LABEL (description), 0.0);
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gtk_style_context_add_class (gtk_widget_get_style_context (description), "dim-label");
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box = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 10);
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box2 = gtk_box_new (GTK_ORIENTATION_VERTICAL, 2);
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gtk_box_append (GTK_BOX (box), image);
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gtk_box_append (GTK_BOX (box), box2);
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gtk_box_append (GTK_BOX (box2), title);
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gtk_box_append (GTK_BOX (box2), description);
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g_object_set_data (G_OBJECT (item), "title", title);
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g_object_set_data (G_OBJECT (item), "image", image);
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g_object_set_data (G_OBJECT (item), "description", description);
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gtk_list_item_set_child (item, box);
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}
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static void
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strings_bind_item (GtkSignalListItemFactory *factory,
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GtkListItem *item)
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{
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GtkWidget *image, *title, *description;
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StringHolder *holder;
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holder = gtk_list_item_get_item (item);
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title = g_object_get_data (G_OBJECT (item), "title");
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image = g_object_get_data (G_OBJECT (item), "image");
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description = g_object_get_data (G_OBJECT (item), "description");
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gtk_label_set_label (GTK_LABEL (title), holder->title);
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if (image)
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{
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gtk_image_set_from_icon_name (GTK_IMAGE (image), holder->icon);
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gtk_widget_set_visible (image, holder->icon != NULL);
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}
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if (description)
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{
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gtk_label_set_label (GTK_LABEL (description), holder->description);
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gtk_widget_set_visible (description , holder->description != NULL);
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}
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}
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static GtkListItemFactory *
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strings_factory_new (gboolean full)
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{
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GtkListItemFactory *factory;
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factory = gtk_signal_list_item_factory_new ();
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if (full)
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g_signal_connect (factory, "setup", G_CALLBACK (strings_setup_item_full), NULL);
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else
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g_signal_connect (factory, "setup", G_CALLBACK (strings_setup_item_single_line), NULL);
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g_signal_connect (factory, "bind", G_CALLBACK (strings_bind_item), NULL);
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return factory;
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}
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static GListModel *
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strings_model_new (const char *const *titles,
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const char *const *icons,
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const char *const *descriptions)
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{
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GListStore *store;
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int i;
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store = g_list_store_new (STRING_TYPE_HOLDER);
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for (i = 0; titles[i]; i++)
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{
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StringHolder *holder = string_holder_new (titles[i],
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icons ? icons[i] : NULL,
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descriptions ? descriptions[i] : NULL);
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g_list_store_append (store, holder);
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g_object_unref (holder);
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}
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return G_LIST_MODEL (store);
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}
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static GtkWidget *
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drop_down_new_from_strings (const char *const *titles,
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const char *const *icons,
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const char *const *descriptions)
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{
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GtkWidget *widget;
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GListModel *model;
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GtkListItemFactory *factory;
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GtkListItemFactory *list_factory;
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g_return_val_if_fail (titles != NULL, NULL);
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g_return_val_if_fail (icons == NULL || g_strv_length ((char **)icons) == g_strv_length ((char **)titles), NULL);
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g_return_val_if_fail (descriptions == NULL || g_strv_length ((char **)icons) == g_strv_length ((char **)descriptions), NULL);
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model = strings_model_new (titles, icons, descriptions);
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factory = strings_factory_new (FALSE);
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if (icons != NULL || descriptions != NULL)
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list_factory = strings_factory_new (TRUE);
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else
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list_factory = NULL;
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widget = g_object_new (GTK_TYPE_DROP_DOWN,
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"model", model,
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"factory", factory,
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"list-factory", list_factory,
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NULL);
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g_object_unref (model);
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g_object_unref (factory);
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if (list_factory)
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g_object_unref (list_factory);
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return widget;
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}
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static char *
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get_family_name (gpointer item)
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{
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return g_strdup (pango_font_family_get_name (PANGO_FONT_FAMILY (item)));
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}
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static char *
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get_title (gpointer item)
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{
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return g_strdup (STRING_HOLDER (item)->title);
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}
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static gboolean
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quit_cb (GtkWindow *window,
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gpointer data)
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{
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*((gboolean*)data) = TRUE;
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g_main_context_wakeup (NULL);
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return TRUE;
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}
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int
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main (int argc, char *argv[])
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{
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GtkWidget *window, *button, *box, *spin, *check;
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GListModel *model;
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GtkExpression *expression;
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const char * const times[] = { "1 minute", "2 minutes", "5 minutes", "20 minutes", NULL };
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const char * const many_times[] = {
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"1 minute", "2 minutes", "5 minutes", "10 minutes", "15 minutes", "20 minutes",
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"25 minutes", "30 minutes", "35 minutes", "40 minutes", "45 minutes", "50 minutes",
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"55 minutes", "1 hour", "2 hours", "3 hours", "5 hours", "6 hours", "7 hours",
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"8 hours", "9 hours", "10 hours", "11 hours", "12 hours", NULL
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};
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const char * const device_titles[] = { "Digital Output", "Headphones", "Digital Output", "Analog Output", NULL };
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const char * const device_icons[] = { "audio-card-symbolic", "audio-headphones-symbolic", "audio-card-symbolic", "audio-card-symbolic", NULL };
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const char * const device_descriptions[] = {
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"Built-in Audio", "Built-in audio", "Thinkpad Tunderbolt 3 Dock USB Audio", "Thinkpad Tunderbolt 3 Dock USB Audio", NULL
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};
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gboolean quit = FALSE;
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gtk_init ();
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window = gtk_window_new ();
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gtk_window_set_title (GTK_WINDOW (window), "hello world");
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gtk_window_set_resizable (GTK_WINDOW (window), TRUE);
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g_signal_connect (window, "close-request", G_CALLBACK (quit_cb), &quit);
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box = gtk_box_new (GTK_ORIENTATION_VERTICAL, 10);
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gtk_widget_set_margin_start (box, 10);
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gtk_widget_set_margin_end (box, 10);
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gtk_widget_set_margin_top (box, 10);
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gtk_widget_set_margin_bottom (box, 10);
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gtk_window_set_child (GTK_WINDOW (window), box);
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button = gtk_drop_down_new ();
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model = G_LIST_MODEL (pango_cairo_font_map_get_default ());
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gtk_drop_down_set_model (GTK_DROP_DOWN (button), model);
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gtk_drop_down_set_selected (GTK_DROP_DOWN (button), 0);
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expression = gtk_cclosure_expression_new (G_TYPE_STRING, NULL,
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0, NULL,
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(GCallback)get_family_name,
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NULL, NULL);
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gtk_drop_down_set_expression (GTK_DROP_DOWN (button), expression);
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gtk_expression_unref (expression);
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gtk_box_append (GTK_BOX (box), button);
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spin = gtk_spin_button_new_with_range (-1, g_list_model_get_n_items (G_LIST_MODEL (model)), 1);
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gtk_widget_set_halign (spin, GTK_ALIGN_START);
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g_object_bind_property (button, "selected", spin, "value", G_BINDING_SYNC_CREATE | G_BINDING_BIDIRECTIONAL);
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gtk_box_append (GTK_BOX (box), spin);
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check = gtk_check_button_new_with_label ("Enable search");
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g_object_bind_property (button, "enable-search", check, "active", G_BINDING_SYNC_CREATE | G_BINDING_BIDIRECTIONAL);
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gtk_box_append (GTK_BOX (box), check);
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g_object_unref (model);
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button = drop_down_new_from_strings (times, NULL, NULL);
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gtk_box_append (GTK_BOX (box), button);
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button = drop_down_new_from_strings (many_times, NULL, NULL);
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gtk_box_append (GTK_BOX (box), button);
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button = drop_down_new_from_strings (many_times, NULL, NULL);
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gtk_drop_down_set_enable_search (GTK_DROP_DOWN (button), TRUE);
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expression = gtk_cclosure_expression_new (G_TYPE_STRING, NULL,
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0, NULL,
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(GCallback)get_title,
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NULL, NULL);
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gtk_drop_down_set_expression (GTK_DROP_DOWN (button), expression);
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gtk_expression_unref (expression);
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gtk_box_append (GTK_BOX (box), button);
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button = drop_down_new_from_strings (device_titles, device_icons, device_descriptions);
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gtk_box_append (GTK_BOX (box), button);
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gtk_window_present (GTK_WINDOW (window));
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while (!quit)
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g_main_context_iteration (NULL, TRUE);
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return 0;
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}
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