NSObject.PerformSelector 方法
定义
重要
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重载
PerformSelector(Selector)
[Foundation.Export("performSelector:")]
public virtual Foundation.NSObject PerformSelector (ObjCRuntime.Selector aSelector);abstract member PerformSelector : ObjCRuntime.Selector -> Foundation.NSObject
override this.PerformSelector : ObjCRuntime.Selector -> Foundation.NSObject参数
- aSelector
- Selector
返回
实现
- 属性
适用于
PerformSelector(Selector, NSObject)
[Foundation.Export("performSelector:withObject:")]
public virtual Foundation.NSObject PerformSelector (ObjCRuntime.Selector aSelector, Foundation.NSObject anObject);abstract member PerformSelector : ObjCRuntime.Selector * Foundation.NSObject -> Foundation.NSObject
override this.PerformSelector : ObjCRuntime.Selector * Foundation.NSObject -> Foundation.NSObject参数
- aSelector
- Selector
- anObject
- NSObject
返回
实现
- 属性
适用于
PerformSelector(Selector, NSObject, NSObject)
[Foundation.Export("performSelector:withObject:withObject:")]
public virtual Foundation.NSObject PerformSelector (ObjCRuntime.Selector aSelector, Foundation.NSObject object1, Foundation.NSObject object2);abstract member PerformSelector : ObjCRuntime.Selector * Foundation.NSObject * Foundation.NSObject -> Foundation.NSObject
override this.PerformSelector : ObjCRuntime.Selector * Foundation.NSObject * Foundation.NSObject -> Foundation.NSObject参数
- aSelector
- Selector
- object1
- NSObject
- object2
- NSObject
返回
实现
- 属性
适用于
PerformSelector(Selector, NSObject, Double)
在当前实例上调用选择器，如果 obj 不为 null，则将其作为单个参数传递。
[Foundation.Export("performSelector:withObject:afterDelay:")]
public virtual void PerformSelector (ObjCRuntime.Selector selector, Foundation.NSObject withObject, double delay);abstract member PerformSelector : ObjCRuntime.Selector * Foundation.NSObject * double -> unit
override this.PerformSelector : ObjCRuntime.Selector * Foundation.NSObject * double -> unit参数
- selector
- Selector
- delay
- Double
调用 方法之前的延迟（以秒为单位）。
- 属性
注解
public override bool FinishedLaunching (UIApplication app, NSDictionary options)
{
window = new UIWindow (UIScreen.MainScreen.Bounds);
window.MakeKeyAndVisible ();
// Invoke our method in 10 seconds
PerformSelector (new MonoTouch.ObjCRuntime.Selector ("demo:"), new NSString ("hello world"), 10);
return true;
}
// This registers the method "RunDemo" as responding to the selector "demo:"
[Export ("demo:")]
void RunDemo (NSString arg)
{
Console.WriteLine ("This is the parameter I got {0}", arg);
}
适用于
PerformSelector(Selector, NSObject, Double, NSString[])
[Foundation.Export("performSelector:withObject:afterDelay:inModes:")]
public virtual void PerformSelector (ObjCRuntime.Selector selector, Foundation.NSObject withObject, double afterDelay, Foundation.NSString[] nsRunLoopModes);abstract member PerformSelector : ObjCRuntime.Selector * Foundation.NSObject * double * Foundation.NSString[] -> unit
override this.PerformSelector : ObjCRuntime.Selector * Foundation.NSObject * double * Foundation.NSString[] -> unit参数
- selector
- Selector
- afterDelay
- Double
- nsRunLoopModes
- NSString[]
- 属性
适用于
PerformSelector(Selector, NSThread, NSObject, Boolean)
[Foundation.Export("performSelector:onThread:withObject:waitUntilDone:")]
public virtual void PerformSelector (ObjCRuntime.Selector selector, Foundation.NSThread onThread, Foundation.NSObject withObject, bool waitUntilDone);abstract member PerformSelector : ObjCRuntime.Selector * Foundation.NSThread * Foundation.NSObject * bool -> unit
override this.PerformSelector : ObjCRuntime.Selector * Foundation.NSThread * Foundation.NSObject * bool -> unit参数
- selector
- Selector
- onThread
- NSThread
- waitUntilDone
- Boolean
- 属性
适用于
PerformSelector(Selector, NSThread, NSObject, Boolean, NSString[])
[Foundation.Export("performSelector:onThread:withObject:waitUntilDone:modes:")]
public virtual void PerformSelector (ObjCRuntime.Selector selector, Foundation.NSThread onThread, Foundation.NSObject withObject, bool waitUntilDone, Foundation.NSString[] nsRunLoopModes);abstract member PerformSelector : ObjCRuntime.Selector * Foundation.NSThread * Foundation.NSObject * bool * Foundation.NSString[] -> unit
override this.PerformSelector : ObjCRuntime.Selector * Foundation.NSThread * Foundation.NSObject * bool * Foundation.NSString[] -> unit参数
- selector
- Selector
- onThread
- NSThread
- waitUntilDone
- Boolean
- nsRunLoopModes
- NSString[]
- 属性