當全圖顯示

Question

有什麼方法可以在導航欄上添加UIbutton在Three20開源中的完整圖像顯示的導航欄上是否可以添加UIButton？ 或顯示圖像的拇指時，可以添加或不添加按鈕。

Answer 1

它可以用像這樣做...

UIButton *myButton = [UIButton buttonWithType:UIButtonTypeCustom]; 
[myButton setImage:[UIImage imageNamed:@"myButtonImage"] forState:UIControlStateNormal]; 
[myButton setTarget: ....]; 
UIBarButtonItem *barButton = [[UIBarButtonItem alloc] initWithCustomView:myButton]; 
self.navigationItem.rightBarButtonItem = barButton; 
[barButton release];