Implement gtk-primary-button-warps-slider GtkSetting

Make GtkRange honor the setting and implement it in the
quartz backend, it proxies the "click in the scroll bar to"
property from the OS X PrefPane.
This commit is contained in:
Kristian Rietveld
2012-08-24 11:49:43 +02:00
committed by Michael Natterer
parent 4519fb53fc
commit 64324a5da0
3 changed files with 101 additions and 2 deletions

View File

@ -58,10 +58,62 @@ static GdkWindow *find_toplevel_under_pointer (GdkDisplay *display,
gint *y);
static void
gdk_quartz_ns_notification_callback (CFNotificationCenterRef center,
void *observer,
CFStringRef name,
const void *object,
CFDictionaryRef userInfo)
{
GdkEvent new_event;
new_event.type = GDK_SETTING;
new_event.setting.window = gdk_screen_get_root_window (_gdk_screen);
new_event.setting.send_event = FALSE;
new_event.setting.action = GDK_SETTING_ACTION_CHANGED;
new_event.setting.name = NULL;
/* Translate name */
if (CFStringCompare (name,
CFSTR("AppleNoRedisplayAppearancePreferenceChanged"),
0) == kCFCompareEqualTo)
new_event.setting.name = "gtk-primary-button-warps-slider";
if (!new_event.setting.name)
return;
gdk_event_put (&new_event);
}
static void
gdk_quartz_events_init_notifications (void)
{
static gboolean notifications_initialized = FALSE;
if (notifications_initialized)
return;
notifications_initialized = TRUE;
/* Initialize any handlers for notifications we want to push to GTK
* through GdkEventSettings.
*/
/* This is an undocumented *distributed* notification to listen for changes
* in scrollbar jump behavior. It is used by LibreOffice and WebKit as well.
*/
CFNotificationCenterAddObserver (CFNotificationCenterGetDistributedCenter (),
NULL,
&gdk_quartz_ns_notification_callback,
CFSTR ("AppleNoRedisplayAppearancePreferenceChanged"),
NULL,
CFNotificationSuspensionBehaviorDeliverImmediately);
}
void
_gdk_quartz_events_init (void)
{
_gdk_quartz_event_loop_init ();
gdk_quartz_events_init_notifications ();
current_keyboard_window = g_object_ref (_gdk_root);
}
@ -1550,6 +1602,19 @@ _gdk_quartz_screen_get_setting (GdkScreen *screen,
GDK_QUARTZ_RELEASE_POOL;
return TRUE;
}
else if (strcmp (name, "gtk-primary-button-warps-slider") == 0)
{
GDK_QUARTZ_ALLOC_POOL;
BOOL setting = [[NSUserDefaults standardUserDefaults] boolForKey:@"AppleScrollerPagingBehavior"];
/* If the Apple property is YES, it means "warp" */
g_value_set_boolean (value, setting == YES);
GDK_QUARTZ_RELEASE_POOL;
return TRUE;
}