Android 使用Intent启动常用的应用与服务

打开浏览器显示网页:
Uri uri = Uri.parse("https://www.linuxidc.com");
Intent intent  = new Intent(Intent.ACTION_VIEW,uri);
startActivintenty(intent);

由地图参数显示地图:
Uri uri = Uri.parse("geo:38.899533,-77.036476");
Intent intent = new Intent(Intent.Action_VIEW,uri);
startActivintenty(intent);

拨打电话，调用拨号程序:
Uri uri = Uri.parse("tel:13800138000");
Intent intent = new Intent(Intent.ACTION_DIAL, uri); 
startActivintenty(intent);

调用发送短信的程序发送SMS/MMS
Intent intent = new Intent(Intent.ACTION_VIEW); 
intent.putExtra("sms_body", "linuxidc.COM"); 
intent.setType("vnd.Android-dir/mms-sms"); 
startActivintenty(intent);

调用短信程序发送短信
Uri uri = Uri.parse("smsto:13800138000"); 
Intent intent = new Intent(Intent.ACTION_SENDTO, uri); 
intent.putExtra("sms_body", "linuxidc.COM"); 
startActivintenty(intent);

调用彩信服务发送彩信
Uri uri = Uri.parse("content://media/external/images/media/exp"); 
Intent intent = new Intent(Intent.ACTION_SEND); 
intent.putExtra("sms_body", "linuxidc.COM"); 
intent.putExtra(Intent.EXTRA_STREAM, uri); 
intent.setType("image/png"); 
startActivintenty(intent);

启动邮件应用程序发送Email
Uri uri = Uri.parse("mailto:linuxidc.com@gmail.com");
Intent intent = new Intent(Intent.ACTION_SENDTO, uri);
startActivintenty(intent);

Intent intent = new Intent(Intent.ACTION_SEND); 
intent.putExtra(Intent.EXTRA_EMAIL, "android.sz@live.com"); 
intent.putExtra(Intent.EXTRA_TEXT, "邮件内容。"); 
intent.setType("text/plain"); 
startActivintenty(Intent.createChooser(intent, "Choose Email Client"));

Intent intent=new Intent(Intent.ACTION_SEND);   
String[] tos={"linuxidc.com@gmail.com"};   
String[] ccs={"cc@linuxidc.com"};   
intent.putExtra(Intent.EXTRA_EMAIL, tos);   
intent.putExtra(Intent.EXTRA_CC, ccs);   
intent.putExtra(Intent.EXTRA_TEXT, "邮件内容。");   
intent.putExtra(Intent.EXTRA_SUBJECT, "邮件主题");   
intent.setType("message/rfc822");   
startActivintenty(Intent.createChooser(intent, "Choose Email Client")); 

添加邮件附件内容
Intent intent = new Intent(Intent.ACTION_SEND); 
intent.putExtra(Intent.EXTRA_SUBJECT, "主题"); 
intent.putExtra(Intent.EXTRA_STREAM, "file:///sdcard/linuxidc.mp3"); 
sendIntent.setType("audio/mp3"); 
startActivintenty(Intent.createChooser(intent, "Choose Email Client"));

播放mp4多媒体文件
Intent intent = new Intent(Intent.ACTION_VIEW);
Uri uri = Uri.parse("file:///sdcard/linuxidc.mp3");
intent.setDataAndType(uri, "audio/mp3");
startActivintenty(intent);