/* testcombochange.c * Copyright (C) 2004 Red Hat, Inc. * Author: Owen Taylor * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Library General Public * License as published by the Free Software Foundation; either * version 2 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Library General Public License for more details. * * You should have received a copy of the GNU Library General Public * License along with this library; if not, write to the * Free Software Foundation, Inc., 59 Temple Place - Suite 330, * Boston, MA 02111-1307, USA. */ #include <config.h> #include <gtk/gtk.h> #include <stdarg.h> GtkWidget *text_view; GtkListStore *model; GArray *contents; static char next_value = 'A'; static void test_init (void) { if (g_file_test ("../gdk-pixbuf/libpixbufloader-pnm.la", G_FILE_TEST_EXISTS)) { g_setenv ("GDK_PIXBUF_MODULE_FILE", "../gdk-pixbuf/gdk-pixbuf.loaders", TRUE); g_setenv ("GTK_IM_MODULE_FILE", "../modules/input/gtk.immodules", TRUE); } } static void combochange_log (const char *fmt, ...) { GtkTextBuffer *buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (text_view)); GtkTextIter iter; va_list vap; char *msg; GString *order_string; GtkTextMark *tmp_mark; int i; va_start (vap, fmt); msg = g_strdup_vprintf (fmt, vap); gtk_text_buffer_get_end_iter (buffer, &iter); gtk_text_buffer_insert (buffer, &iter, msg, -1); order_string = g_string_new ("\n "); for (i = 0; i < contents->len; i++) { if (i) g_string_append_c (order_string, ' '); g_string_append_c (order_string, g_array_index (contents, char, i)); } g_string_append_c (order_string, '\n'); gtk_text_buffer_insert (buffer, &iter, order_string->str, -1); g_string_free (order_string, TRUE); tmp_mark = gtk_text_buffer_create_mark (buffer, NULL, &iter, FALSE); gtk_text_view_scroll_mark_onscreen (GTK_TEXT_VIEW (text_view), tmp_mark); gtk_text_buffer_delete_mark (buffer, tmp_mark); g_free (msg); } static GtkWidget * align_button_new (const char *text) { GtkWidget *button = gtk_button_new (); GtkWidget *label = gtk_label_new (text); gtk_container_add (GTK_CONTAINER (button), label); gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.5); return button; } static GtkWidget * create_combo (const char *name, gboolean is_list) { GtkCellRenderer *cell_renderer; GtkWidget *combo; char *rc_string; rc_string = g_strdup_printf ("style \"%s-style\" {\n" " GtkComboBox::appears-as-list = %d\n" "}\n" "\n" "widget \"*.%s\" style \"%s-style\"", name, is_list, name, name); gtk_rc_parse_string (rc_string); g_free (rc_string); combo = gtk_combo_box_new_with_model (GTK_TREE_MODEL (model)); cell_renderer = gtk_cell_renderer_text_new (); gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (combo), cell_renderer, TRUE); gtk_cell_layout_set_attributes (GTK_CELL_LAYOUT (combo), cell_renderer, "text", 0, NULL); gtk_widget_set_name (combo, name); return combo; } static void on_insert (void) { GtkTreeIter iter; int insert_pos; char new_value[2]; new_value[0] = next_value++; new_value[1] = '\0'; if (next_value > 'Z') next_value = 'A'; if (contents->len) insert_pos = g_random_int_range (0, contents->len + 1); else insert_pos = 0; gtk_list_store_insert (model, &iter, insert_pos); gtk_list_store_set (model, &iter, 0, new_value, -1); g_array_insert_val (contents, insert_pos, new_value); combochange_log ("Inserted '%c' at position %d", new_value[0], insert_pos); } static void on_delete (void) { GtkTreeIter iter; int delete_pos; char old_val; if (!contents->len) return; delete_pos = g_random_int_range (0, contents->len); gtk_tree_model_iter_nth_child (GTK_TREE_MODEL (model), &iter, NULL, delete_pos); gtk_list_store_remove (model, &iter); old_val = g_array_index (contents, char, delete_pos); g_array_remove_index (contents, delete_pos); combochange_log ("Deleted '%c' from position %d", old_val, delete_pos); } static void on_reorder (void) { GArray *new_contents; gint *shuffle_array; gint i; shuffle_array = g_new (int, contents->len); for (i = 0; i < contents->len; i++) shuffle_array[i] = i; for (i = 0; i + 1 < contents->len; i++) { gint pos = g_random_int_range (i, contents->len); gint tmp; tmp = shuffle_array[i]; shuffle_array[i] = shuffle_array[pos]; shuffle_array[pos] = tmp; } gtk_list_store_reorder (model, shuffle_array); new_contents = g_array_new (FALSE, FALSE, sizeof (char)); for (i = 0; i < contents->len; i++) g_array_append_val (new_contents, g_array_index (contents, char, shuffle_array[i])); g_array_free (contents, TRUE); contents = new_contents; combochange_log ("Reordered array"); g_free (shuffle_array); } static int n_animations = 0; static int timer = 0; static gint animation_timer (gpointer data) { switch (g_random_int_range (0, 3)) { case 0: on_insert (); break; case 1: on_delete (); break; case 2: on_reorder (); break; } n_animations--; return n_animations > 0; } static void on_animate (void) { n_animations += 20; timer = g_timeout_add (1000, (GSourceFunc) animation_timer, NULL); } int main (int argc, char **argv) { GtkWidget *dialog; GtkWidget *scrolled_window; GtkWidget *hbox; GtkWidget *button_vbox; GtkWidget *combo_vbox; GtkWidget *button; GtkWidget *menu_combo; GtkWidget *alignment; GtkWidget *label; GtkWidget *list_combo; test_init (); gtk_init (&argc, &argv); model = gtk_list_store_new (1, G_TYPE_STRING); contents = g_array_new (FALSE, FALSE, sizeof (char)); dialog = gtk_dialog_new_with_buttons ("GtkComboBox model changes", NULL, GTK_DIALOG_NO_SEPARATOR, GTK_STOCK_CLOSE, GTK_RESPONSE_CLOSE, NULL); hbox = gtk_hbox_new (FALSE, 12); gtk_container_set_border_width (GTK_CONTAINER (hbox), 12); gtk_box_pack_start (GTK_BOX (GTK_DIALOG (dialog)->vbox), hbox, TRUE, TRUE, 0); combo_vbox = gtk_vbox_new (FALSE, 8); gtk_box_pack_start (GTK_BOX (hbox), combo_vbox, FALSE, FALSE, 0); label = gtk_label_new (NULL); gtk_label_set_markup (GTK_LABEL (label), "<b>Menu mode</b>"); gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.5); gtk_box_pack_start (GTK_BOX (combo_vbox), label, FALSE, FALSE, 0); alignment = g_object_new (GTK_TYPE_ALIGNMENT, "left-padding", 12, NULL); gtk_box_pack_start (GTK_BOX (combo_vbox), alignment, FALSE, FALSE, 0); menu_combo = create_combo ("menu-combo", FALSE); gtk_container_add (GTK_CONTAINER (alignment), menu_combo); label = gtk_label_new (NULL); gtk_label_set_markup (GTK_LABEL (label), "<b>List mode</b>"); gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.5); gtk_box_pack_start (GTK_BOX (combo_vbox), label, FALSE, FALSE, 0); alignment = g_object_new (GTK_TYPE_ALIGNMENT, "left-padding", 12, NULL); gtk_box_pack_start (GTK_BOX (combo_vbox), alignment, FALSE, FALSE, 0); list_combo = create_combo ("list-combo", TRUE); gtk_container_add (GTK_CONTAINER (alignment), list_combo); scrolled_window = gtk_scrolled_window_new (NULL, NULL); gtk_box_pack_start (GTK_BOX (hbox), scrolled_window, TRUE, TRUE, 0); gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled_window), GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC); text_view = gtk_text_view_new (); gtk_text_view_set_editable (GTK_TEXT_VIEW (text_view), FALSE); gtk_text_view_set_cursor_visible (GTK_TEXT_VIEW (text_view), FALSE); gtk_container_add (GTK_CONTAINER (scrolled_window), text_view); button_vbox = gtk_vbox_new (FALSE, 8); gtk_box_pack_start (GTK_BOX (hbox), button_vbox, FALSE, FALSE, 0); gtk_window_set_default_size (GTK_WINDOW (dialog), 500, 300); button = align_button_new ("Insert"); gtk_box_pack_start (GTK_BOX (button_vbox), button, FALSE, FALSE, 0); g_signal_connect (button, "clicked", G_CALLBACK (on_insert), NULL); button = align_button_new ("Delete"); gtk_box_pack_start (GTK_BOX (button_vbox), button, FALSE, FALSE, 0); g_signal_connect (button, "clicked", G_CALLBACK (on_delete), NULL); button = align_button_new ("Reorder"); gtk_box_pack_start (GTK_BOX (button_vbox), button, FALSE, FALSE, 0); g_signal_connect (button, "clicked", G_CALLBACK (on_reorder), NULL); button = align_button_new ("Animate"); gtk_box_pack_start (GTK_BOX (button_vbox), button, FALSE, FALSE, 0); g_signal_connect (button, "clicked", G_CALLBACK (on_animate), NULL); gtk_widget_show_all (dialog); gtk_dialog_run (GTK_DIALOG (dialog)); return 0; }