UIAlertView的各种属性、方法及代理的使用

来源：互联网发布：淘宝哪家香水是正品编辑：程序博客网时间：2024/06/14 05:50
转自：
http://blog.csdn.net/banyingli/article/details/6167592
有空再来做说明
#import "AlertViewTestViewController.h"@implementation AlertViewTestViewController/* Tasks  Creating Alert Views– initWithTitle:message:delegate:cancelButtonTitle:otherButtonTitles:   Setting Propertiesdelegate  property  title  property  message  property  visible  property   Configuring Buttons– addButtonWithTitle:  numberOfButtons  property  – buttonTitleAtIndex:  cancelButtonIndex  property  firstOtherButtonIndex  property   Displaying– show   Dismissing– dismissWithClickedButtonIndex:animated:  无例*/// Implement viewDidLoad to do additional setup after loading the view, typically from a nib.- (void)viewDidLoad {//初始化AlertViewUIAlertView *alert = [[UIAlertView alloc]initWithTitle:@"AlertViewTest"     message:@"message" delegate:self cancelButtonTitle:@"Cancel" otherButtonTitles:@"OtherBtn",nil];//设置标题与信息，通常在使用frame初始化AlertView时使用alert.title = @"AlertViewTitle";alert.message = @"AlertViewMessage";//这个属性继承自UIView，当一个视图中有多个AlertView时，可以用这个属性来区分alert.tag = 0;//只读属性，看AlertView是否可见NSLog(@"%d",alert.visible);//通过给定标题添加按钮[alert addButtonWithTitle:@"addButton"];//按钮总数NSLog(@"numberOfButtons:%d",alert.numberOfButtons);//获取指定索引的按钮的标题NSLog(@"buttonTitleAtIndex:%@",[alert buttonTitleAtIndex:2]);//获得取消按钮的索引NSLog(@"cancelButtonIndex:%d",alert.cancelButtonIndex);//获得第一个其他按钮的索引NSLog(@"firstOtherButtonIndex:%d",alert.firstOtherButtonIndex);//显示AlertView[alert show];[alert release];    [super viewDidLoad];}/*// Override to allow orientations other than the default portrait orientation.- (BOOL)shouldAutorotateToInterfaceOrientation:(UIInterfaceOrientation)interfaceOrientation {    // Return YES for supported orientations    return (interfaceOrientation == UIInterfaceOrientationPortrait);}*/- (void)didReceiveMemoryWarning {// Releases the view if it doesn't have a superview.    [super didReceiveMemoryWarning];// Release any cached data, images, etc that aren't in use.}- (void)viewDidUnload {// Release any retained subviews of the main view.// e.g. self.myOutlet = nil;}- (void)dealloc {    [super dealloc];}#pragma mark  -- UIAlertViewDelegate --//根据被点击按钮的索引处理点击事件- (void)alertView:(UIAlertView *)alertView clickedButtonAtIndex:(NSInteger)buttonIndex {NSLog(@"clickedButtonAtIndex:%d",buttonIndex);}//AlertView已经消失时- (void)alertView:(UIAlertView *)alertView didDismissWithButtonIndex:(NSInteger)buttonIndex {NSLog(@"didDismissWithButtonIndex");}//AlertView即将消失时- (void)alertView:(UIAlertView *)alertView willDismissWithButtonIndex:(NSInteger)buttonIndex {NSLog(@"willDismissWithButtonIndex");}- (void)alertViewCancel:(UIAlertView *)alertView {NSLog(@"alertViewCancel");}//AlertView已经显示时- (void)didPresentAlertView:(UIAlertView *)alertView {NSLog(@"didPresentAlertView");}//AlertView即将显示时- (void)willPresentAlertView:(UIAlertView *)alertView {NSLog(@"willPresentAlertView");}@end
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