iOS中UIAlertView警告框组件的使用教程

复制代码
-(IBAction) buttonPressed

 

{

UIAlertView*alert = [[UIAlertView alloc]initWithTitle:@"提示"

                                                 message:@"请选择一个按钮："

                                                 delegate:self  

                                                 cancelButtonTitle:@"取消"

                                                 otherButtonTitles:@"按钮一", @"按钮二", @"按钮三",nil]; 

[alert show]; 

[alert release];

}

(void)alertView:(UIAlertView *)alertView clickedButtonAtIndex:(NSInteger)buttonIndex
{

NSString* msg = [[NSString alloc] initWithFormat:@"您按下的第%d个按钮！",buttonIndex];

UIAlertView* alert = [[UIAlertView alloc]initWithTitle:@"提示"

                                                 message:msg

                                                 delegate:nil