cocoa 获取根窗口
2016-07-19 本文已影响0人
mjf
// Window setup
NSEnumerator *frontToBackWindows = [[[UIApplication sharedApplication] windows] reverseObjectEnumerator];
for (UIWindow *window in frontToBackWindows) {
if (window.windowLevel == UIWindowLevelNormal) {
self.applicationKeyWindow = window;
break;
}
}