gtk2/testsuite/gtk/displayclose.c
2020-05-15 14:58:58 -04:00

41 lines
904 B
C

#include <gtk/gtk.h>
int
main (int argc, char **argv)
{
const gchar *display_name;
GdkDisplay *display;
GtkWidget *win, *but;
gboolean has_display;
g_log_set_always_fatal (G_LOG_LEVEL_WARNING | G_LOG_LEVEL_CRITICAL);
gdk_set_allowed_backends ("x11");
display_name = g_getenv ("DISPLAY");
g_unsetenv ("DISPLAY");
has_display = gtk_init_check ();
g_assert (!has_display);
display = gdk_display_open (display_name);
if (!display)
return 0;
gdk_display_manager_set_default_display (gdk_display_manager_get (), display);
win = gtk_window_new ();
but = gtk_button_new_with_label ("Try to Exit");
g_signal_connect_swapped (but, "clicked",
G_CALLBACK (gtk_window_destroy), win);
gtk_window_set_child (GTK_WINDOW (win), but);
gtk_widget_show (win);
gtk_test_widget_wait_for_draw (win);
gdk_display_close (display);
return 0;
}