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gdk: add precondition checks to many GdkDisplay functions

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instead of crashing in GDK_DISPLAY_GET_CLASS(NULL)->foo(NULL);
This commit is contained in:
Michael Natterer 2011-02-28 17:34:52 +01:00
parent 9707d8a3e6
commit 033bd235b7
1 changed files with 61 additions and 18 deletions
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79
gdk/gdkdisplay.c
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@ -1342,7 +1342,9 @@ gdk_display_get_device_manager (GdkDisplay *display)
G_CONST_RETURN gchar *
gdk_display_get_name (GdkDisplay *display)
{
return GDK_DISPLAY_GET_CLASS(display)->get_name (display);
g_return_val_if_fail (GDK_IS_DISPLAY (display), NULL);
return GDK_DISPLAY_GET_CLASS (display)->get_name (display);
}
gchar *
@ -1364,7 +1366,9 @@ gdk_get_display (void)
gint
gdk_display_get_n_screens (GdkDisplay *display)
{
return GDK_DISPLAY_GET_CLASS(display)->get_n_screens (display);
g_return_val_if_fail (GDK_IS_DISPLAY (display), 0);
return GDK_DISPLAY_GET_CLASS (display)->get_n_screens (display);
}
/**
@ -1382,7 +1386,9 @@ GdkScreen *
gdk_display_get_screen (GdkDisplay *display,
gint screen_num)
{
return GDK_DISPLAY_GET_CLASS(display)->get_screen (display, screen_num);
g_return_val_if_fail (GDK_IS_DISPLAY (display), NULL);
return GDK_DISPLAY_GET_CLASS (display)->get_screen (display, screen_num);
}
/**
@ -1398,7 +1404,9 @@ gdk_display_get_screen (GdkDisplay *display,
GdkScreen *
gdk_display_get_default_screen (GdkDisplay *display)
{
return GDK_DISPLAY_GET_CLASS(display)->get_default_screen (display);
g_return_val_if_fail (GDK_IS_DISPLAY (display), NULL);
return GDK_DISPLAY_GET_CLASS (display)->get_default_screen (display);
}
/**
@ -1412,7 +1420,9 @@ gdk_display_get_default_screen (GdkDisplay *display)
void
gdk_display_beep (GdkDisplay *display)
{
GDK_DISPLAY_GET_CLASS(display)->beep (display);
g_return_if_fail (GDK_IS_DISPLAY (display));
GDK_DISPLAY_GET_CLASS (display)->beep (display);
}
/**
@ -1434,7 +1444,9 @@ gdk_display_beep (GdkDisplay *display)
void
gdk_display_sync (GdkDisplay *display)
{
GDK_DISPLAY_GET_CLASS(display)->sync (display);
g_return_if_fail (GDK_IS_DISPLAY (display));
GDK_DISPLAY_GET_CLASS (display)->sync (display);
}
/**
@ -1456,7 +1468,9 @@ gdk_display_sync (GdkDisplay *display)
void
gdk_display_flush (GdkDisplay *display)
{
GDK_DISPLAY_GET_CLASS(display)->flush (display);
g_return_if_fail (GDK_IS_DISPLAY (display));
GDK_DISPLAY_GET_CLASS (display)->flush (display);
}
/**
@ -1475,7 +1489,9 @@ gdk_display_flush (GdkDisplay *display)
GdkWindow *
gdk_display_get_default_group (GdkDisplay *display)
{
return GDK_DISPLAY_GET_CLASS(display)->get_default_group (display);
g_return_val_if_fail (GDK_IS_DISPLAY (display), NULL);
return GDK_DISPLAY_GET_CLASS (display)->get_default_group (display);
}
/**
@ -1493,7 +1509,9 @@ gdk_display_get_default_group (GdkDisplay *display)
gboolean
gdk_display_supports_selection_notification (GdkDisplay *display)
{
return GDK_DISPLAY_GET_CLASS(display)->supports_selection_notification (display);
g_return_val_if_fail (GDK_IS_DISPLAY (display), FALSE);
return GDK_DISPLAY_GET_CLASS (display)->supports_selection_notification (display);
}
/**
@ -1515,7 +1533,9 @@ gdk_display_request_selection_notification (GdkDisplay *display,
GdkAtom selection)
{
return GDK_DISPLAY_GET_CLASS(display)->request_selection_notification (display, selection);
g_return_val_if_fail (GDK_IS_DISPLAY (display), FALSE);
return GDK_DISPLAY_GET_CLASS (display)->request_selection_notification (display, selection);
}
/**
@ -1534,7 +1554,9 @@ gdk_display_request_selection_notification (GdkDisplay *display,
gboolean
gdk_display_supports_clipboard_persistence (GdkDisplay *display)
{
return GDK_DISPLAY_GET_CLASS(display)->supports_clipboard_persistence (display);
g_return_val_if_fail (GDK_IS_DISPLAY (display), FALSE);
return GDK_DISPLAY_GET_CLASS (display)->supports_clipboard_persistence (display);
}
/**
@ -1562,7 +1584,9 @@ gdk_display_store_clipboard (GdkDisplay *display,
const GdkAtom *targets,
gint n_targets)
{
GDK_DISPLAY_GET_CLASS(display)->store_clipboard (display, clipboard_window, time_, targets, n_targets);
g_return_if_fail (GDK_IS_DISPLAY (display));
GDK_DISPLAY_GET_CLASS (display)->store_clipboard (display, clipboard_window, time_, targets, n_targets);
}
/**
@ -1579,7 +1603,9 @@ gdk_display_store_clipboard (GdkDisplay *display,
gboolean
gdk_display_supports_shapes (GdkDisplay *display)
{
return GDK_DISPLAY_GET_CLASS(display)->supports_shapes (display);
g_return_val_if_fail (GDK_IS_DISPLAY (display), FALSE);
return GDK_DISPLAY_GET_CLASS (display)->supports_shapes (display);
}
/**
@ -1596,7 +1622,9 @@ gdk_display_supports_shapes (GdkDisplay *display)
gboolean
gdk_display_supports_input_shapes (GdkDisplay *display)
{
return GDK_DISPLAY_GET_CLASS(display)->supports_input_shapes (display);
g_return_val_if_fail (GDK_IS_DISPLAY (display), FALSE);
return GDK_DISPLAY_GET_CLASS (display)->supports_input_shapes (display);
}
/**
@ -1616,7 +1644,9 @@ gdk_display_supports_input_shapes (GdkDisplay *display)
gboolean
gdk_display_supports_composite (GdkDisplay *display)
{
return GDK_DISPLAY_GET_CLASS(display)->supports_composite (display);
g_return_val_if_fail (GDK_IS_DISPLAY (display), FALSE);
return GDK_DISPLAY_GET_CLASS (display)->supports_composite (display);
}
/**
@ -1636,7 +1666,9 @@ gdk_display_supports_composite (GdkDisplay *display)
GList *
gdk_display_list_devices (GdkDisplay *display)
{
return GDK_DISPLAY_GET_CLASS(display)->list_devices (display);
g_return_val_if_fail (GDK_IS_DISPLAY (display), NULL);
return GDK_DISPLAY_GET_CLASS (display)->list_devices (display);
}
static GdkAppLaunchContext *
@ -1666,7 +1698,9 @@ gdk_display_real_get_app_launch_context (GdkDisplay *display)
GdkAppLaunchContext *
gdk_display_get_app_launch_context (GdkDisplay *display)
{
return GDK_DISPLAY_GET_CLASS(display)->get_app_launch_context (display);
g_return_val_if_fail (GDK_IS_DISPLAY (display), NULL);
return GDK_DISPLAY_GET_CLASS (display)->get_app_launch_context (display);
}
/**
@ -1683,7 +1717,8 @@ gdk_display_get_app_launch_context (GdkDisplay *display)
GdkDisplay *
gdk_display_open (const gchar *display_name)
{
return gdk_display_manager_open_display (gdk_display_manager_get (), display_name);
return gdk_display_manager_open_display (gdk_display_manager_get (),
display_name);
}
/**
@ -1700,6 +1735,8 @@ gdk_display_open (const gchar *display_name)
gboolean
gdk_display_has_pending (GdkDisplay *display)
{
g_return_val_if_fail (GDK_IS_DISPLAY (display), FALSE);
return GDK_DISPLAY_GET_CLASS (display)->has_pending (display);
}
@ -1818,6 +1855,8 @@ gdk_display_warp_pointer (GdkDisplay *display,
gint x,
gint y)
{
g_return_if_fail (GDK_IS_DISPLAY (display));
gdk_device_warp (display->core_pointer,
screen,
x, y);
@ -1895,6 +1934,8 @@ void
gdk_display_notify_startup_complete (GdkDisplay *display,
const gchar *startup_id)
{
g_return_if_fail (GDK_IS_DISPLAY (display));
GDK_DISPLAY_GET_CLASS (display)->notify_startup_complete (display, startup_id);
}
@ -1950,6 +1991,8 @@ _gdk_display_create_window (GdkDisplay *display)
GdkKeymap*
gdk_keymap_get_for_display (GdkDisplay *display)
{
g_return_val_if_fail (GDK_IS_DISPLAY (display), NULL);
return GDK_DISPLAY_GET_CLASS (display)->get_keymap (display);
}