一些在Android中常用的Intent启动服务，当执行startActivity时候，Android将会根据Intent绑定的信息寻找最合适的启动程序来接应，并执行程序以完成意图的实现。
打开浏览器显示网页:
打开浏览器显示网页:
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Uri uri = Uri.parse("http://www.ataaw.com");
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Intent intent = new Intent(Intent.ACTION_VIEW,uri);
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startActivintenty(intent);
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由地图参数显示地图:
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Uri uri = Uri.parse("geo:38.899533,-77.036476");
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Intent intent = new Intent(Intent.Action_VIEW,uri);
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startActivintenty(intent);
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拨打电话，调用拨号程序:
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Uri uri = Uri.parse("tel:13800138000");
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Intent intent = new Intent(Intent.ACTION_DIAL, uri);
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startActivintenty(intent);
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调用发送短信的程序发送SMS/MMS
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Intent intent = new Intent(Intent.ACTION_VIEW);
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intent.putExtra("sms_body", "ATAAW.COM");
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intent.setType("vnd.android-dir/mms-sms");
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startActivintenty(intent);
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调用短信程序发送短信
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Uri uri = Uri.parse("smsto:13800138000");
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Intent intent = new Intent(Intent.ACTION_SENDTO, uri);
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intent.putExtra("sms_body", "ATAAW.COM");
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startActivintenty(intent);
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调用彩信服务发送彩信
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Uri uri = Uri.parse("content://media/external/images/media/exp");
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Intent intent = new Intent(Intent.ACTION_SEND);
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intent.putExtra("sms_body", "ATAAW.COM");
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intent.putExtra(Intent.EXTRA_STREAM, uri);
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intent.setType("image/png");
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startActivintenty(intent);
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启动邮件应用程序发送Email
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Uri uri = Uri.parse("mailto:ataaw.com@gmail.com");
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Intent intent = new Intent(Intent.ACTION_SENDTO, uri);
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startActivintenty(intent);
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Intent intent = new Intent(Intent.ACTION_SEND);
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intent.putExtra(Intent.EXTRA_EMAIL, "android.sz@live.com");
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intent.putExtra(Intent.EXTRA_TEXT, "邮件内容。");
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intent.setType("text/plain");
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startActivintenty(Intent.createChooser(intent, "Choose Email Client"));
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Intent intent=new Intent(Intent.ACTION_SEND);
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String[] tos={"ataaw.com@gmail.com"};
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String[] ccs={"cc@ataaw.com"};
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intent.putExtra(Intent.EXTRA_EMAIL, tos);
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intent.putExtra(Intent.EXTRA_CC, ccs);
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intent.putExtra(Intent.EXTRA_TEXT, "邮件内容。");
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intent.putExtra(Intent.EXTRA_SUBJECT, "邮件主题");
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intent.setType("message/rfc822");
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startActivintenty(Intent.createChooser(intent, "Choose Email Client"));
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添加邮件附件内容
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Intent intent = new Intent(Intent.ACTION_SEND);
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intent.putExtra(Intent.EXTRA_SUBJECT, "主题");
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intent.putExtra(Intent.EXTRA_STREAM, "file:///sdcard/ataaw.mp3");
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sendIntent.setType("audio/mp3");
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startActivintenty(Intent.createChooser(intent, "Choose Email Client"));
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播放mp4多媒体文件
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Intent intent = new Intent(Intent.ACTION_VIEW);
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Uri uri = Uri.parse("file:///sdcard/ataaw.mp3");
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intent.setDataAndType(uri, "audio/mp3");
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startActivintenty(intent);
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