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2014/10/15 ¤U¤È 10:13:56
iphone Programming Glossary: setargumenthttp://stackoverflow.com/questions/1349740/arguments-in-selector must retain its arguments str1 retain str2 retain Set the arguments invocation setTarget targetInstance invocation setArgument str1 atIndex 2 invocation setArgument str2 atIndex 3 NSTimer scheduledTimerWithTimeInterval 0.1 invocation invocation repeats.. str2 retain Set the arguments invocation setTarget targetInstance invocation setArgument str1 atIndex 2 invocation setArgument str2 atIndex 3 NSTimer scheduledTimerWithTimeInterval 0.1 invocation invocation repeats YES Where MyObject is the class.. on NSObject which returns an NSMethodSignature object for you to be passed to NSInvocation . Also to note with setArgument atIndex the indices for arguments to be passed to the method set as the selector start at index 2. From the docs Indices..
SEL performSelector and arguments http://stackoverflow.com/questions/2716143/sel-performselector-and-arguments invocationWithMethodSignature parent methodSignatureForSelector sel inv setSelector sel inv setTarget parent inv setArgument i atIndex 2 arguments 0 and 1 are self and _cmd respectively automatically set by NSInvocation inv invoke On a side note.. invocationWithMethodSignature parent methodSignatureForSelector sel inv setSelector sel inv setTarget parent inv setArgument i atIndex 2 arguments 0 and 1 are self and _cmd respectively automatically set by NSInvocation inv invoke return self To..
Using performSelector:withObject:afterDelay: with non-object parameters http://stackoverflow.com/questions/5210733/using-performselectorwithobjectafterdelay-with-non-object-parameters @selector setEditing Animated inv setSelector @selector setEditing Animated inv setTarget self.tableView inv setArgument yes atIndex 2 this is the editing BOOL 0 and 1 are explained in the link above inv setArgument yes atIndex 3 this is the.. self.tableView inv setArgument yes atIndex 2 this is the editing BOOL 0 and 1 are explained in the link above inv setArgument yes atIndex 3 this is the animated BOOL inv performSelector @selector invoke withObject nil afterDelay 0.1f share improve..
How to disable iOS System Sounds http://stackoverflow.com/questions/6284402/how-to-disable-ios-system-sounds setTarget avSystemControllerInstance volumeInvocation setSelector @selector setVolumeTo forCategory volumeInvocation setArgument newVolumeLevel atIndex 2 volumeInvocation setArgument soundCategory atIndex 3 volumeInvocation invoke share improve this..
UITextView and UIPickerView with its own UIToolbar http://stackoverflow.com/questions/885002/uitextview-and-uipickerview-with-its-own-uitoolbar signature invocation setTarget PickerObjectDelegate invocation setSelector PickerObjectSelector invocation setArgument object atIndex 2 invocation retainArguments invocation invoke This is how you do the ToolBar. Basically i use the same..
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