iphone 弹出表单UIActionSheet的应用。

UIActionSheet用于让用户在多个选项之间进行选择。操作表从底部弹出。

。

继承UIActionSheetDelegate

。按下按钮弹出表单

#pragma mark -

#pragma mark Btn press

-(void)photoBtnPress{

UIActionSheet *actionSheet = [[UIActionSheet alloc] 

 initWithTitle:@"表单标题"

 delegate:self 

         cancelButtonTitle:@"取消" 

 destructiveButtonTitle:@"元素1" 

 otherButtonTitles:@"元素2",@"元素3", nil];

    

    [actionSheet showInView:self.view];

    [actionSheet release];

}

。表单回调

#pragma mark -

#pragma mark UIActionSheetDelegate

- (void)actionSheet:(UIActionSheet *)actionSheet clickedButtonAtIndex:(NSInteger)buttonIndex {

NSLog(@"buttonIndex: %d", buttonIndex);

}