fix problem with finalizing non-initialized fully display when failing to

Tue Apr 30 14:23:43 2002  Owen Taylor  <otaylor@redhat.com>

	* gdk/x11/gdkdisplay-x11.c (gdk_open_display): fix
	problem with finalizing non-initialized fully display
	when failing to open display.

	* tests/testxinerama.c: Xinerama test case from
	multihead branch, with some cleanups. (Start even
	if there is only one monitor, for one.)

ChangeLog

@@ -1,3 +1,13 @@
+Tue Apr 30 14:23:43 2002  Owen Taylor  <otaylor@redhat.com>
+
+	* gdk/x11/gdkdisplay-x11.c (gdk_open_display): fix
+	problem with finalizing non-initialized fully display
+	when failing to open display.
+
+	* tests/testxinerama.c: Xinerama test case from
+	multihead branch, with some cleanups. (Start even
+	if there is only one monitor, for one.)
+
 Tue Apr 30 14:15:14 2002  Owen Taylor  <otaylor@redhat.com>
 
 	* gtk/gtkfilesel.c gtk/gtkselection.c: Doc fixes.

ChangeLog.pre-2-10

@@ -1,3 +1,13 @@
+Tue Apr 30 14:23:43 2002  Owen Taylor  <otaylor@redhat.com>
+
+	* gdk/x11/gdkdisplay-x11.c (gdk_open_display): fix
+	problem with finalizing non-initialized fully display
+	when failing to open display.
+
+	* tests/testxinerama.c: Xinerama test case from
+	multihead branch, with some cleanups. (Start even
+	if there is only one monitor, for one.)
+
 Tue Apr 30 14:15:14 2002  Owen Taylor  <otaylor@redhat.com>
 
 	* gtk/gtkfilesel.c gtk/gtkselection.c: Doc fixes.

ChangeLog.pre-2-2

@@ -1,3 +1,13 @@
+Tue Apr 30 14:23:43 2002  Owen Taylor  <otaylor@redhat.com>
+
+	* gdk/x11/gdkdisplay-x11.c (gdk_open_display): fix
+	problem with finalizing non-initialized fully display
+	when failing to open display.
+
+	* tests/testxinerama.c: Xinerama test case from
+	multihead branch, with some cleanups. (Start even
+	if there is only one monitor, for one.)
+
 Tue Apr 30 14:15:14 2002  Owen Taylor  <otaylor@redhat.com>
 
 	* gtk/gtkfilesel.c gtk/gtkselection.c: Doc fixes.

ChangeLog.pre-2-4

@@ -1,3 +1,13 @@
+Tue Apr 30 14:23:43 2002  Owen Taylor  <otaylor@redhat.com>
+
+	* gdk/x11/gdkdisplay-x11.c (gdk_open_display): fix
+	problem with finalizing non-initialized fully display
+	when failing to open display.
+
+	* tests/testxinerama.c: Xinerama test case from
+	multihead branch, with some cleanups. (Start even
+	if there is only one monitor, for one.)
+
 Tue Apr 30 14:15:14 2002  Owen Taylor  <otaylor@redhat.com>
 
 	* gtk/gtkfilesel.c gtk/gtkselection.c: Doc fixes.

ChangeLog.pre-2-6

@@ -1,3 +1,13 @@
+Tue Apr 30 14:23:43 2002  Owen Taylor  <otaylor@redhat.com>
+
+	* gdk/x11/gdkdisplay-x11.c (gdk_open_display): fix
+	problem with finalizing non-initialized fully display
+	when failing to open display.
+
+	* tests/testxinerama.c: Xinerama test case from
+	multihead branch, with some cleanups. (Start even
+	if there is only one monitor, for one.)
+
 Tue Apr 30 14:15:14 2002  Owen Taylor  <otaylor@redhat.com>
 
 	* gtk/gtkfilesel.c gtk/gtkselection.c: Doc fixes.

ChangeLog.pre-2-8

@@ -1,3 +1,13 @@
+Tue Apr 30 14:23:43 2002  Owen Taylor  <otaylor@redhat.com>
+
+	* gdk/x11/gdkdisplay-x11.c (gdk_open_display): fix
+	problem with finalizing non-initialized fully display
+	when failing to open display.
+
+	* tests/testxinerama.c: Xinerama test case from
+	multihead branch, with some cleanups. (Start even
+	if there is only one monitor, for one.)
+
 Tue Apr 30 14:15:14 2002  Owen Taylor  <otaylor@redhat.com>
 
 	* gtk/gtkfilesel.c gtk/gtkselection.c: Doc fixes.

gdk/x11/gdkdisplay-x11.c

@@ -216,6 +216,7 @@ init_xinerama_support (GdkScreen * screen)
 GdkDisplay *
 gdk_open_display (const gchar *display_name)
 {
+  Display *xdisplay;
   GdkDisplay *display;
   GdkDisplayX11 *display_x11;
   gint argc;
@@ -226,17 +227,15 @@ gdk_open_display (const gchar *display_name)
   gulong pid;
   gint i;
 
+  xdisplay = XOpenDisplay (display_name);
+  if (!xdisplay)
+    return NULL;
+  
   display = g_object_new (GDK_TYPE_DISPLAY_X11, NULL);
   display_x11 = GDK_DISPLAY_X11 (display);
 
   display_x11->use_xft = -1;
-  display_x11->xdisplay = XOpenDisplay (display_name);
+  display_x11->xdisplay = xdisplay;
-  
-  if (!display_x11->xdisplay)
-    {
-      g_object_unref (display);
-      return NULL;
-    }
   
   /* populate the screen list and set default */
   for (i = 0; i < ScreenCount (display_x11->xdisplay); i++)

tests/Makefile.am

@@ -41,7 +41,8 @@ noinst_PROGRAMS = 		\
 	testtreeflow		\
 	testtreecolumns		\
 	testtreesort		\
-	treestoretest
+	treestoretest		\
+	testxinerama
 
 simple_DEPENDENCIES = $(TEST_DEPS)
 testcalendar_DEPENDENCIES = $(TEST_DEPS)
@@ -61,6 +62,7 @@ testtreeflow_DEPENDENCIES = $(DEPS)
 testtreecolumns_DEPENDENCIES = $(DEPS)
 testtreesort_DEPENDENCIES = $(DEPS)
 treestoretest_DEPENDENCIES = $(TEST_DEPS)
+testxinerama_DEPENDENCIES = $(TEST_DEPS)
 
 simple_LDADD = $(LDADDS)
 testcalendar_LDADD = $(LDADDS)
@@ -80,6 +82,7 @@ testtreecolumns_LDADD = $(LDADDS)
 testtreesort_LDADD = $(LDADDS)
 testtext_LDADD = $(LDADDS)
 treestoretest_LDADD = $(LDADDS)
+testxinerama_LDADD = $(LDADDS)
 
 testgtk_SOURCES =	\
 	prop-editor.c   \

tests/testxinerama.c

@@ -0,0 +1,79 @@
+#include <stdlib.h>
+#include <gtk/gtk.h>
+#include "x11/gdkx.h"
+
+static gint num_monitors;
+
+static void
+request (GtkWidget      *widget,
+	 GdkEventMotion *event,
+	 gpointer        user_data)
+{
+  gchar *str;
+  gint i = gdk_screen_get_monitor_at_window (gtk_widget_get_screen (widget),
+					     GDK_WINDOW_XWINDOW (widget->window));
+
+  if (i < 0)
+    str = g_strdup ("<big><span foreground='white' background='black'>Not on a monitor </span></big>");
+  else
+    {
+      GdkRectangle *monitor = gdk_screen_get_monitor_geometry (gtk_widget_get_screen (widget), i);
+      str = g_strdup_printf ("<big><span foreground='white' background='black'>"
+			     "Monitor %d of %d</span></big>\n"
+			     "<i>Width - Height       </i>: (%d,%d)\n"
+			     "<i>Top left coordinate </i>: (%d,%d)",i+1, num_monitors,
+			     monitor->width, monitor->height, monitor->x, monitor->y);
+    }
+  
+  gtk_label_set_markup (GTK_LABEL (user_data), str);
+  g_free (str);
+}
+
+int
+main (int argc, char *argv[])
+{
+  GtkWidget *window, *label, *vbox, *button;
+  GdkScreen *screen;
+  gint i;
+
+  gtk_init (&argc, &argv);
+
+  screen = gdk_get_default_screen ();
+
+  num_monitors = gdk_screen_get_n_monitors (screen);
+  if (num_monitors == 1)
+    g_warning ("The current display has only one monitor.");
+  
+  for (i=0; i<num_monitors; i++)
+    {
+      GdkRectangle *monitor = gdk_screen_get_monitor_geometry (screen, i);
+      gchar *str;
+      
+      window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
+      
+      gtk_window_set_default_size (GTK_WINDOW (window), 200, 200);
+      gtk_window_move (GTK_WINDOW (window), (monitor->width - 200) / 2 + monitor->x,
+		       (monitor->height - 200) / 2 + monitor->y);
+      
+      label = gtk_label_new (NULL);
+      str = g_strdup_printf ("<big><span foreground='white' background='black'>"
+			     "Monitor %d of %d</span></big>\n"
+			     "<i>Width - Height       </i>: (%d,%d)\n"
+			     "<i>Top left coordinate </i>: (%d,%d)",i+1, num_monitors,
+			     monitor->width, monitor->height, monitor->x, monitor->y);
+      gtk_label_set_markup (GTK_LABEL (label), str);
+      g_free (str);
+      button = gtk_button_new_with_label ("Close");
+      g_signal_connect (G_OBJECT (button), "clicked", G_CALLBACK (gtk_main_quit), NULL);
+      g_signal_connect (G_OBJECT (window), "configure-event", G_CALLBACK (request), label);
+      vbox = gtk_vbox_new (TRUE, 1);
+      gtk_container_add (GTK_CONTAINER (window), vbox);
+      gtk_container_add (GTK_CONTAINER (vbox), label);
+      gtk_container_add (GTK_CONTAINER (vbox), button);
+      gtk_widget_show_all (window);
+    }
+  
+  gtk_main ();
+
+  return 0;
+}