mirror of
https://gitlab.gnome.org/GNOME/gtk.git
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330 lines
9.0 KiB
C
330 lines
9.0 KiB
C
/* testcombochange.c
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* Copyright (C) 2004 Red Hat, Inc.
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* Author: Owen Taylor
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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, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#include "config.h"
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#include <gtk/gtk.h>
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#include <stdarg.h>
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GtkWidget *text_view;
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GtkListStore *model;
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GArray *contents;
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static char next_value = 'A';
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static void
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test_init (void)
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{
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if (g_file_test ("../modules/input/immodules.cache", G_FILE_TEST_EXISTS))
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g_setenv ("GTK_IM_MODULE_FILE", "../modules/input/immodules.cache", TRUE);
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}
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static void
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combochange_log (const char *fmt,
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...)
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{
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GtkTextBuffer *buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (text_view));
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GtkTextIter iter;
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va_list vap;
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char *msg;
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GString *order_string;
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GtkTextMark *tmp_mark;
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int i;
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va_start (vap, fmt);
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msg = g_strdup_vprintf (fmt, vap);
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gtk_text_buffer_get_end_iter (buffer, &iter);
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gtk_text_buffer_insert (buffer, &iter, msg, -1);
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order_string = g_string_new ("\n ");
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for (i = 0; i < contents->len; i++)
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{
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if (i)
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g_string_append_c (order_string, ' ');
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g_string_append_c (order_string, g_array_index (contents, char, i));
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}
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g_string_append_c (order_string, '\n');
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gtk_text_buffer_insert (buffer, &iter, order_string->str, -1);
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g_string_free (order_string, TRUE);
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tmp_mark = gtk_text_buffer_create_mark (buffer, NULL, &iter, FALSE);
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gtk_text_view_scroll_mark_onscreen (GTK_TEXT_VIEW (text_view), tmp_mark);
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gtk_text_buffer_delete_mark (buffer, tmp_mark);
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g_free (msg);
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}
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static GtkWidget *
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align_button_new (const char *text)
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{
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GtkWidget *button = gtk_button_new ();
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GtkWidget *label = gtk_label_new (text);
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gtk_container_add (GTK_CONTAINER (button), label);
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gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.5);
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return button;
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}
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static GtkWidget *
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create_combo (const char *name,
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gboolean is_list)
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{
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GtkCellRenderer *cell_renderer;
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GtkWidget *combo;
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GtkCssProvider *provider;
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GtkStyleContext *context;
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gchar *css_data;
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combo = gtk_combo_box_new_with_model (GTK_TREE_MODEL (model));
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cell_renderer = gtk_cell_renderer_text_new ();
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gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (combo), cell_renderer, TRUE);
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gtk_cell_layout_set_attributes (GTK_CELL_LAYOUT (combo), cell_renderer,
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"text", 0, NULL);
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gtk_widget_set_name (combo, name);
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context = gtk_widget_get_style_context (combo);
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provider = gtk_css_provider_new ();
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css_data = g_strdup_printf ("#%s { -GtkComboBox-appears-as-list: %s }",
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name, is_list ? "true" : "false");
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gtk_css_provider_load_from_data (provider, css_data, -1, NULL);
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g_free (css_data);
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gtk_style_context_add_provider (context,
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GTK_STYLE_PROVIDER (provider),
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GTK_STYLE_PROVIDER_PRIORITY_APPLICATION);
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return combo;
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}
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static void
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on_insert (void)
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{
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GtkTreeIter iter;
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int insert_pos;
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char new_value[2];
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new_value[0] = next_value++;
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new_value[1] = '\0';
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if (next_value > 'Z')
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next_value = 'A';
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if (contents->len)
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insert_pos = g_random_int_range (0, contents->len + 1);
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else
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insert_pos = 0;
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gtk_list_store_insert (model, &iter, insert_pos);
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gtk_list_store_set (model, &iter, 0, new_value, -1);
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g_array_insert_val (contents, insert_pos, new_value);
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combochange_log ("Inserted '%c' at position %d", new_value[0], insert_pos);
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}
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static void
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on_delete (void)
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{
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GtkTreeIter iter;
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int delete_pos;
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char old_val;
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if (!contents->len)
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return;
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delete_pos = g_random_int_range (0, contents->len);
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gtk_tree_model_iter_nth_child (GTK_TREE_MODEL (model), &iter, NULL, delete_pos);
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gtk_list_store_remove (model, &iter);
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old_val = g_array_index (contents, char, delete_pos);
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g_array_remove_index (contents, delete_pos);
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combochange_log ("Deleted '%c' from position %d", old_val, delete_pos);
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}
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static void
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on_reorder (void)
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{
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GArray *new_contents;
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gint *shuffle_array;
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gint i;
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shuffle_array = g_new (int, contents->len);
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for (i = 0; i < contents->len; i++)
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shuffle_array[i] = i;
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for (i = 0; i + 1 < contents->len; i++)
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{
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gint pos = g_random_int_range (i, contents->len);
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gint tmp;
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tmp = shuffle_array[i];
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shuffle_array[i] = shuffle_array[pos];
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shuffle_array[pos] = tmp;
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}
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gtk_list_store_reorder (model, shuffle_array);
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new_contents = g_array_new (FALSE, FALSE, sizeof (char));
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for (i = 0; i < contents->len; i++)
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g_array_append_val (new_contents,
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g_array_index (contents, char, shuffle_array[i]));
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g_array_free (contents, TRUE);
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contents = new_contents;
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combochange_log ("Reordered array");
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g_free (shuffle_array);
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}
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static int n_animations = 0;
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static int timer = 0;
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static gint
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animation_timer (gpointer data)
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{
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switch (g_random_int_range (0, 3))
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{
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case 0:
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on_insert ();
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break;
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case 1:
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on_delete ();
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break;
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case 2:
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on_reorder ();
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break;
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}
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n_animations--;
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return n_animations > 0;
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}
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static void
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on_animate (void)
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{
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n_animations += 20;
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timer = gdk_threads_add_timeout (1000, (GSourceFunc) animation_timer, NULL);
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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 *content_area;
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GtkWidget *dialog;
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GtkWidget *scrolled_window;
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GtkWidget *hbox;
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GtkWidget *button_vbox;
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GtkWidget *combo_vbox;
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GtkWidget *button;
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GtkWidget *menu_combo;
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GtkWidget *alignment;
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GtkWidget *label;
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GtkWidget *list_combo;
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test_init ();
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gtk_init (&argc, &argv);
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model = gtk_list_store_new (1, G_TYPE_STRING);
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contents = g_array_new (FALSE, FALSE, sizeof (char));
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dialog = gtk_dialog_new_with_buttons ("GtkComboBox model changes",
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NULL, 0,
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GTK_STOCK_CLOSE, GTK_RESPONSE_CLOSE,
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NULL);
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content_area = gtk_dialog_get_content_area (GTK_DIALOG (dialog));
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hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 12);
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gtk_container_set_border_width (GTK_CONTAINER (hbox), 12);
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gtk_box_pack_start (GTK_BOX (content_area), hbox, TRUE, TRUE, 0);
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combo_vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 8);
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gtk_box_pack_start (GTK_BOX (hbox), combo_vbox, FALSE, FALSE, 0);
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label = gtk_label_new (NULL);
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gtk_label_set_markup (GTK_LABEL (label), "<b>Menu mode</b>");
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gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.5);
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gtk_box_pack_start (GTK_BOX (combo_vbox), label, FALSE, FALSE, 0);
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alignment = g_object_new (GTK_TYPE_ALIGNMENT, "left-padding", 12, NULL);
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gtk_box_pack_start (GTK_BOX (combo_vbox), alignment, FALSE, FALSE, 0);
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menu_combo = create_combo ("menu-combo", FALSE);
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gtk_container_add (GTK_CONTAINER (alignment), menu_combo);
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label = gtk_label_new (NULL);
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gtk_label_set_markup (GTK_LABEL (label), "<b>List mode</b>");
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gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.5);
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gtk_box_pack_start (GTK_BOX (combo_vbox), label, FALSE, FALSE, 0);
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alignment = g_object_new (GTK_TYPE_ALIGNMENT, "left-padding", 12, NULL);
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gtk_box_pack_start (GTK_BOX (combo_vbox), alignment, FALSE, FALSE, 0);
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list_combo = create_combo ("list-combo", TRUE);
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gtk_container_add (GTK_CONTAINER (alignment), list_combo);
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scrolled_window = gtk_scrolled_window_new (NULL, NULL);
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gtk_box_pack_start (GTK_BOX (hbox), scrolled_window, TRUE, TRUE, 0);
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gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled_window),
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GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
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text_view = gtk_text_view_new ();
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gtk_text_view_set_editable (GTK_TEXT_VIEW (text_view), FALSE);
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gtk_text_view_set_cursor_visible (GTK_TEXT_VIEW (text_view), FALSE);
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gtk_container_add (GTK_CONTAINER (scrolled_window), text_view);
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button_vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 8);
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gtk_box_pack_start (GTK_BOX (hbox), button_vbox, FALSE, FALSE, 0);
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gtk_window_set_default_size (GTK_WINDOW (dialog), 500, 300);
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button = align_button_new ("Insert");
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gtk_box_pack_start (GTK_BOX (button_vbox), button, FALSE, FALSE, 0);
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g_signal_connect (button, "clicked", G_CALLBACK (on_insert), NULL);
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button = align_button_new ("Delete");
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gtk_box_pack_start (GTK_BOX (button_vbox), button, FALSE, FALSE, 0);
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g_signal_connect (button, "clicked", G_CALLBACK (on_delete), NULL);
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button = align_button_new ("Reorder");
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gtk_box_pack_start (GTK_BOX (button_vbox), button, FALSE, FALSE, 0);
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g_signal_connect (button, "clicked", G_CALLBACK (on_reorder), NULL);
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button = align_button_new ("Animate");
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gtk_box_pack_start (GTK_BOX (button_vbox), button, FALSE, FALSE, 0);
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g_signal_connect (button, "clicked", G_CALLBACK (on_animate), NULL);
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gtk_widget_show_all (dialog);
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gtk_dialog_run (GTK_DIALOG (dialog));
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return 0;
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}
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