62 lines
		
	
	
		
			1.5 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			62 lines
		
	
	
		
			1.5 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/* Expander
 | 
						|
 *
 | 
						|
 * GtkExpander allows to provide additional content that is initially hidden.
 | 
						|
 * This is also known as "disclosure triangle".
 | 
						|
 *
 | 
						|
 */
 | 
						|
 | 
						|
#include <gtk/gtk.h>
 | 
						|
 | 
						|
static GtkWidget *window = NULL;
 | 
						|
 | 
						|
 | 
						|
GtkWidget *
 | 
						|
do_expander (GtkWidget *do_widget)
 | 
						|
{
 | 
						|
  GtkWidget *content_area;
 | 
						|
  GtkWidget *vbox;
 | 
						|
  GtkWidget *label;
 | 
						|
  GtkWidget *expander;
 | 
						|
  
 | 
						|
  if (!window)
 | 
						|
  {
 | 
						|
    window = gtk_dialog_new_with_buttons ("GtkExpander",
 | 
						|
					  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);
 | 
						|
 | 
						|
    content_area = gtk_dialog_get_content_area (GTK_DIALOG (window));
 | 
						|
 | 
						|
    vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 5);
 | 
						|
    gtk_box_pack_start (GTK_BOX (content_area), vbox, TRUE, TRUE, 0);
 | 
						|
    gtk_container_set_border_width (GTK_CONTAINER (vbox), 5);
 | 
						|
 | 
						|
    label = gtk_label_new ("Expander demo. Click on the triangle for details.");
 | 
						|
    gtk_box_pack_start (GTK_BOX (vbox), label, FALSE, FALSE, 0);
 | 
						|
 | 
						|
    /* Create the expander */
 | 
						|
    expander = gtk_expander_new ("Details");
 | 
						|
    gtk_box_pack_start (GTK_BOX (vbox), expander, FALSE, FALSE, 0);
 | 
						|
 | 
						|
    label = gtk_label_new ("Details can be shown or hidden.");
 | 
						|
    gtk_container_add (GTK_CONTAINER (expander), label);
 | 
						|
  }
 | 
						|
 | 
						|
  if (!gtk_widget_get_visible (window))
 | 
						|
    gtk_widget_show_all (window);
 | 
						|
  else
 | 
						|
    gtk_widget_destroy (window);
 | 
						|
 | 
						|
  return window;
 | 
						|
}
 | 
						|
 | 
						|
 |