--- /dev/null
+/* Search Entry
+ *
+ * GtkEntry allows to display icons and progress information.
+ * This demo shows how to use these features in a search entry.
+ */
+
+#include <gtk/gtk.h>
+
+static GtkWidget *window = NULL;
+static GtkWidget *menu = NULL;
+static GtkWidget *notebook = NULL;
+
+static guint search_progress_id = 0;
+static guint finish_search_id = 0;
+
+static void
+show_find_button (void)
+{
+ gtk_notebook_set_current_page (GTK_NOTEBOOK (notebook), 0);
+}
+
+static void
+show_cancel_button (void)
+{
+ gtk_notebook_set_current_page (GTK_NOTEBOOK (notebook), 1);
+}
+
+static gboolean
+search_progress (gpointer data)
+{
+ gtk_entry_progress_pulse (GTK_ENTRY (data));
+
+ return TRUE;
+}
+
+static void
+search_progress_done (GtkEntry *entry)
+{
+ gtk_entry_set_progress_fraction (entry, 0.0);
+}
+
+static gboolean
+finish_search (GtkButton *button)
+{
+ show_find_button ();
+ g_source_remove (search_progress_id);
+ search_progress_id = 0;
+
+ return FALSE;
+}
+
+static gboolean
+start_search_feedback (gpointer data)
+{
+ search_progress_id = g_timeout_add_full (G_PRIORITY_DEFAULT, 100,
+ (GSourceFunc)search_progress, data,
+ (GDestroyNotify)search_progress_done);
+ return FALSE;
+}
+
+static void
+start_search (GtkButton *button,
+ GtkEntry *entry)
+{
+ show_cancel_button ();
+ search_progress_id = g_timeout_add_seconds (1, (GSourceFunc)start_search_feedback, entry);
+ finish_search_id = g_timeout_add_seconds (15, (GSourceFunc)finish_search, button);
+}
+
+
+static void
+stop_search (GtkButton *button,
+ gpointer data)
+{
+ g_source_remove (finish_search_id);
+ finish_search (button);
+}
+
+static void
+icon_pressed_cb (GtkEntry *entry,
+ gint position,
+ GdkEventButton *event,
+ gpointer data)
+{
+ if (position == GTK_ENTRY_ICON_PRIMARY)
+ gtk_menu_popup (GTK_MENU (menu), NULL, NULL, NULL, NULL,
+ event->button, event->time);
+ else
+ gtk_entry_set_text (entry, "");
+}
+
+static void
+text_changed_cb (GtkEntry *entry,
+ GParamSpec *pspec,
+ GtkWidget *button)
+{
+ gboolean has_text;
+
+ has_text = gtk_entry_get_text_length (entry) > 0;
+ gtk_entry_set_icon_sensitive (entry,
+ GTK_ENTRY_ICON_SECONDARY,
+ has_text);
+ gtk_widget_set_sensitive (button, has_text);
+}
+
+static void
+activate_cb (GtkEntry *entry,
+ GtkButton *button)
+{
+ if (search_progress_id != 0)
+ return;
+
+ start_search (button, entry);
+
+}
+
+static void
+search_by_name (GtkWidget *item,
+ GtkEntry *entry)
+{
+ gtk_entry_set_icon_from_stock (entry,
+ GTK_ENTRY_ICON_PRIMARY,
+ GTK_STOCK_FIND);
+ gtk_entry_set_icon_tooltip_text (entry,
+ GTK_ENTRY_ICON_PRIMARY,
+ "Search by name\n"
+ "Click here to change the search type");
+}
+
+static void
+search_by_description (GtkWidget *item,
+ GtkEntry *entry)
+{
+ gtk_entry_set_icon_from_stock (entry,
+ GTK_ENTRY_ICON_PRIMARY,
+ GTK_STOCK_EDIT);
+ gtk_entry_set_icon_tooltip_text (entry,
+ GTK_ENTRY_ICON_PRIMARY,
+ "Search by description\n"
+ "Click here to change the search type");
+}
+
+static void
+search_by_file (GtkWidget *item,
+ GtkEntry *entry)
+{
+ gtk_entry_set_icon_from_stock (entry,
+ GTK_ENTRY_ICON_PRIMARY,
+ GTK_STOCK_OPEN);
+ gtk_entry_set_icon_tooltip_text (entry,
+ GTK_ENTRY_ICON_PRIMARY,
+ "Search by file name\n"
+ "Click here to change the search type");
+}
+
+GtkWidget *
+do_search_entry (GtkWidget *do_widget)
+{
+ GtkWidget *vbox;
+ GtkWidget *hbox;
+ GtkWidget *label;
+ GtkWidget *entry;
+ GtkWidget *item;
+ GtkWidget *image;
+ GtkWidget *find_button;
+ GtkWidget *cancel_button;
+
+ if (!window)
+ {
+ window = gtk_dialog_new_with_buttons ("Search Entry",
+ GTK_WINDOW (do_widget),
+ 0,
+ GTK_STOCK_CLOSE,
+ GTK_RESPONSE_NONE,
+ NULL);
+ gtk_window_set_resizable (GTK_WINDOW (window), FALSE);
+
+ g_signal_connect (window, "response",
+ G_CALLBACK (gtk_widget_destroy), NULL);
+ g_signal_connect (window, "destroy",
+ G_CALLBACK (gtk_widget_destroyed), &window);
+
+ vbox = gtk_vbox_new (FALSE, 5);
+ gtk_box_pack_start (GTK_BOX (GTK_DIALOG (window)->vbox), vbox, TRUE, TRUE, 0);
+ gtk_container_set_border_width (GTK_CONTAINER (vbox), 5);
+
+ label = gtk_label_new (NULL);
+ gtk_label_set_markup (GTK_LABEL (label), "Search entry demo");
+ gtk_box_pack_start (GTK_BOX (vbox), label, FALSE, FALSE, 0);
+
+ hbox = gtk_hbox_new (FALSE, 10);
+ gtk_box_pack_start (GTK_BOX (vbox), hbox, TRUE, TRUE, 0);
+ gtk_container_set_border_width (GTK_CONTAINER (hbox), 0);
+
+ /* Create our entry */
+ entry = gtk_entry_new ();
+ gtk_box_pack_start (GTK_BOX (hbox), entry, FALSE, FALSE, 0);
+
+ /* Create the find and cancel buttons */
+ notebook = gtk_notebook_new ();
+ gtk_notebook_set_show_tabs (GTK_NOTEBOOK (notebook), FALSE);
+ gtk_notebook_set_show_border (GTK_NOTEBOOK (notebook), FALSE);
+ gtk_box_pack_start (GTK_BOX (hbox), notebook, FALSE, FALSE, 0);
+
+ find_button = gtk_button_new_with_label ("Find");
+ g_signal_connect (find_button, "clicked",
+ G_CALLBACK (start_search), entry);
+ gtk_notebook_append_page (GTK_NOTEBOOK (notebook), find_button, NULL);
+ gtk_widget_show (find_button);
+
+ cancel_button = gtk_button_new_with_label ("Cancel");
+ g_signal_connect (cancel_button, "clicked",
+ G_CALLBACK (stop_search), NULL);
+ gtk_notebook_append_page (GTK_NOTEBOOK (notebook), cancel_button, NULL);
+ gtk_widget_show (cancel_button);
+
+ /* Set up the search icon */
+ search_by_name (NULL, GTK_ENTRY (entry));
+
+ /* Set up the clear icon */
+ gtk_entry_set_icon_from_stock (GTK_ENTRY (entry),
+ GTK_ENTRY_ICON_SECONDARY,
+ GTK_STOCK_CLEAR);
+ text_changed_cb (GTK_ENTRY (entry), NULL, find_button);
+
+ g_signal_connect (entry, "icon-pressed",
+ G_CALLBACK (icon_pressed_cb), NULL);
+ g_signal_connect (entry, "notify::text",
+ G_CALLBACK (text_changed_cb), find_button);
+ g_signal_connect (entry, "activate",
+ G_CALLBACK (activate_cb), NULL);
+
+ /* Create the menu */
+ menu = gtk_menu_new ();
+ gtk_menu_attach_to_widget (GTK_MENU (menu), entry, NULL);
+
+ item = gtk_image_menu_item_new_with_label ("Search by name");
+ image = gtk_image_new_from_stock (GTK_STOCK_FIND, GTK_ICON_SIZE_MENU);
+ gtk_image_menu_item_set_image (GTK_IMAGE_MENU_ITEM (item), image);
+ g_signal_connect (item, "activate", G_CALLBACK (search_by_name), entry);
+ gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
+
+ item = gtk_image_menu_item_new_with_label ("Search by description");
+ image = gtk_image_new_from_stock (GTK_STOCK_EDIT, GTK_ICON_SIZE_MENU);
+ gtk_image_menu_item_set_image (GTK_IMAGE_MENU_ITEM (item), image);
+ g_signal_connect (item, "activate", G_CALLBACK (search_by_description), entry);
+ gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
+
+ item = gtk_image_menu_item_new_with_label ("Search by file name");
+ image = gtk_image_new_from_stock (GTK_STOCK_OPEN, GTK_ICON_SIZE_MENU);
+ gtk_image_menu_item_set_image (GTK_IMAGE_MENU_ITEM (item), image);
+ g_signal_connect (item, "activate", G_CALLBACK (search_by_file), entry);
+ gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
+
+ gtk_widget_show_all (menu);
+ }
+
+ if (!GTK_WIDGET_VISIBLE (window))
+ gtk_widget_show_all (window);
+ else
+ {
+ gtk_widget_destroy (menu);
+ gtk_widget_destroy (window);
+ window = NULL;
+ }
+
+ return window;
+}
+
+
projects / gtk4.git / commitdiff