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author | Qt Forward Merge Bot <qt_forward_merge_bot@qt-project.org> | 2019-06-11 01:00:06 +0200 |
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committer | Qt Forward Merge Bot <qt_forward_merge_bot@qt-project.org> | 2019-06-11 01:00:06 +0200 |
commit | 93f7a24df02430ebc9f4e3531db67a38e0fb02dd (patch) | |
tree | 5c5fda1947b74c44afbe6337519e9b34ddca21c4 /src/corelib/kernel/qcore_mac_objc.mm | |
parent | 1dc1a032a84d1cc408623ba5b77a0acf50a58eea (diff) | |
parent | a4f79313f065815451610dabdbbb33b8a35f0a86 (diff) |
Merge remote-tracking branch 'origin/5.12' into 5.13
Change-Id: Ic7c790602e4ac3f4a0d3d4630441b28cf76f75fc
Diffstat (limited to 'src/corelib/kernel/qcore_mac_objc.mm')
-rw-r--r-- | src/corelib/kernel/qcore_mac_objc.mm | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/src/corelib/kernel/qcore_mac_objc.mm b/src/corelib/kernel/qcore_mac_objc.mm index 6687eb88a5..7b6ca4f684 100644 --- a/src/corelib/kernel/qcore_mac_objc.mm +++ b/src/corelib/kernel/qcore_mac_objc.mm @@ -514,5 +514,36 @@ Q_CONSTRUCTOR_FUNCTION(qt_apple_check_os_version); // ------------------------------------------------------------------------- +void QMacKeyValueObserver::addObserver() +{ + [object addObserver:observer forKeyPath:keyPath + options:NSKeyValueObservingOptionNew context:callback.get()]; +} + +void QMacKeyValueObserver::removeObserver() { + if (object) + [object removeObserver:observer forKeyPath:keyPath context:callback.get()]; + object = nil; +} + +KeyValueObserver *QMacKeyValueObserver::observer = [[KeyValueObserver alloc] init]; + +QT_END_NAMESPACE +@implementation KeyValueObserver +- (void)observeValueForKeyPath:(NSString *)keyPath ofObject:(id)object + change:(NSDictionary<NSKeyValueChangeKey, id> *)change context:(void *)context +{ + Q_UNUSED(keyPath); + Q_UNUSED(object); + Q_UNUSED(change); + + (*reinterpret_cast<QMacKeyValueObserver::Callback*>(context))(); +} +@end +QT_BEGIN_NAMESPACE + +// ------------------------------------------------------------------------- + + QT_END_NAMESPACE |