学步园

openURL的使用方法：

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1. [[UIApplication sharedApplication] openURL:[NSURL URLWithString:appString]];

[[UIApplication sharedApplication] openURL:[NSURL URLWithString:appString]];

其中系统的appString有：

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1. Map http://maps.google.com/maps?q=Shanghai
2. Email mailto://myname@google.com
3. Tel tel://10086
4. Msg sms://10086

Map http://maps.google.com/maps?q=Shanghai

Email mailto://myname@google.com 

Tel tel://10086 

Msg sms://10086

除此之外，还可以自己定义URL，方法如下：

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1. 打开info.plist，添加一项URL types
2. 展开URL types，再展开Item1，将Item1下的URL identifier修改为URL Scheme
3. 展开URL Scheme，将Item1的内容修改为myapp
4. 其他程序可通过myapp://访问此自定义URL

打开info.plist，添加一项URL types 展开URL types，再展开Item1，将Item1下的URL identifier修改为URL Scheme 展开URL Scheme，将Item1的内容修改为myapp 其他程序可通过myapp://访问此自定义URL

参考资料：

p.p1 {margin: 0.0px 0.0px 0.0px 0.0px; font: 14.0px Menlo}

http://iphonedevelopertips.com/cocoa/launching-other-apps-within-an-iphone-application.html

openURL能帮助你运行Maps，SMS，Browser,Phone甚至其他的应用程序。这是Iphone开发中我经常需要用到的一段代码，它仅仅只有一行而已。

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1. - (IBAction)openMaps {
2. //打开地图
3. NSString *addressText = @"beijing";//@"1 Infinite Loop, Cupertino, CA 95014";
4. addressText = [addressText stringByAddingPercentEscapesUsingEncoding:NSASCIIStringEncoding];
5. NSString *urlText = [NSString stringWithFormat:@"http://maps.google.com/maps?q=%@", addressText];
6. NSLog(@"urlText =============== %@", urlText);
7. [[UIApplication sharedApplication] openURL:[NSURL URLWithString:urlText]];
8. }

- (IBAction)openMaps {
//打开地图 
NSString *addressText = @"beijing";
//@"1 Infinite Loop, Cupertino, CA 95014"; 
addressText = [addressText stringByAddingPercentEscapesUsingEncoding:NSASCIIStringEncoding]; 
NSString *urlText = [NSString stringWithFormat:@"http://maps.google.com/maps?q=%@", addressText]; 
NSLog(@"urlText =============== %@", urlText);
[[UIApplication sharedApplication] openURL:[NSURL URLWithString:urlText]]; 
} 

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1. - (IBAction)openEmail {
2. //打开mail
3. // Fire off an email to apple support
4. [[UIApplication sharedApplication] openURL:[NSURL URLWithString:@"mailto://devprograms@apple.com"]];
5. }

- (IBAction)openEmail {
//打开mail // Fire off an email to apple support 
[[UIApplication sharedApplication] openURL:[NSURL URLWithString:@"mailto://devprograms@apple.com"]];
} view
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1. - (IBAction)openPhone {
2. //拨打电话
3. // Call Google 411
4. [[UIApplication sharedApplication] openURL:[NSURL URLWithString:@"tel://8004664411"]];
5. }

- (IBAction)openPhone {

//拨打电话 
// Call Google 411
[[UIApplication sharedApplication] openURL:[NSURL URLWithString:@"tel://8004664411"]];
} view
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1. - (IBAction)openSms {
2. //打开短信
3. // Text to Google SMS
4. [[UIApplication sharedApplication] openURL:[NSURL URLWithString:@"sms://466453"]];
5. }

- (IBAction)openSms {
//打开短信
// Text to Google SMS 
[[UIApplication sharedApplication] openURL:[NSURL URLWithString:@"sms://466453"]]; 
}
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1. -(IBAction)openBrowser {
2. //打开浏览器
3. // Lanuch any iPhone developers fav site
4. [[UIApplication sharedApplication] openURL:[NSURL URLWithString:@"http://itunesconnect.apple.com"]];
5. }

-(IBAction)openBrowser {
//打开浏览器 
// Lanuch any iPhone developers fav site
[[UIApplication sharedApplication] openURL:[NSURL URLWithString:@"http://itunesconnect.apple.com"]]; 
}