Intent只在Android中特有,我把它比作一种运载工具,就像飞机一样,会把一些人带到某个地方,而且如果需要的话,还可以找到机上有哪些人员(数据),这就需要另外一些设备来支持(如:Bundle),最后通过引擎(Context的 Activity)来启动。
以下是从网上摘来的:前人已有整理,就方便了我们这些后辈了。
1.显示网页:
Java代码
- Uri uri = Uri.parse("http://www.google.com");
- Intent it = new Intent(Intent.ACTION_VIEW,uri);
- startActivity(it);
2.显示地图:
- Uri uri = Uri.parse("geo:38.899533,-77.036476");
- Intent it = new Intent(Intent.Action_VIEW,uri);
- startActivity(it);
3.从google搜索内容
Java代码
- Intent intent = new Intent();
- intent.setAction(Intent.ACTION_WEB_SEARCH);
- intent.putExtra(SearchManager.QUERY,"searchString")
- startActivity(intent);
4.路径规划
- Uri uri = Uri.parse("http://maps.google.com/maps?f=dsaddr=startLat startLng&daddr=endLat endLng&hl=en");
- Intent it = new Intent(Intent.ACTION_VIEW,URI);
- startActivity(it);
5.拨打电话
Java代码
- Uri uri = Uri.parse("tel:xxxxxx");
- Intent it = new Intent(Intent.ACTION_DIAL, uri);
- startActivity(it);
- [color=blue]//要使用这个必须在配置文件 中加入<uses-permission id="android .permission.CALL_PHONE" />[/color]
6.调用发短信的程序
Java代码
- Intent it = new Intent(Intent.ACTION_VIEW);
- it.putExtra("sms_body", "The SMS text");
- it.setType("vnd.android-dir/mms-sms");
- startActivity(it);
7.发送短信
Java代码
- Uri uri = Uri.parse("smsto:0800000123");
- Intent it = new Intent(Intent.ACTION_SENDTO, uri);
- it.putExtra("sms_body", "The SMS text");
- startActivity(it);
8.发送彩信
Java代码
- Uri uri = Uri.parse("content://media/external/images/media/23");
- Intent it = new Intent(Intent.ACTION_SEND);
- it.putExtra("sms_body", "some text");
- it.putExtra(Intent.EXTRA_STREAM, uri);
- it.setType("image/png");
- startActivity(it);
9.发送Email
Java代码
- Uri uri = Uri.parse("mailto:xxx@abc.com");
- Intent it = new Intent(Intent.ACTION_SENDTO, uri);
- startActivity(it);
- Intent it = new Intent(Intent.ACTION_SEND);
- it.putExtra(Intent.EXTRA_EMAIL, "me@abc.com");
- it.putExtra(Intent.EXTRA_TEXT, "The email body text");
- it.setType("text/plain");
- startActivity(Intent.createChooser(it, "Choose Email Client"));
- Intent it=new Intent(Intent.ACTION_SEND);
- String[] tos={"me@abc.com"};
- String[] ccs={"you@abc.com"};
- it.putExtra(Intent.EXTRA_EMAIL, tos);
- it.putExtra(Intent.EXTRA_CC, ccs);
- it.putExtra(Intent.EXTRA_TEXT, "The email body text");
- it.putExtra(Intent.EXTRA_SUBJECT, "The email subject text");
- it.setType("message/rfc822");
- startActivity(Intent.createChooser(it, "Choose Email Client"));
- Intent it = new Intent(Intent.ACTION_SEND);
- it.putExtra(Intent.EXTRA_SUBJECT, "The email subject text");
- it.putExtra(Intent.EXTRA_STREAM, "file:///sdcard/mysong.mp3");
- sendIntent.setType("audio/mp3");
- startActivity(Intent.createChooser(it, "Choose Email Client"));
10.播放多媒体
Java代码
- Intent it = new Intent(Intent.ACTION_VIEW);
- Uri uri = Uri.parse("file:///sdcard/song.mp3");
- it.setDataAndType(uri, "audio/mp3");
- startActivity(it);
- Uri uri = Uri.withAppendedPath(MediaStore.Audio.Media.INTERNAL_CONTENT_URI, "1");
- Intent it = new Intent(Intent.ACTION_VIEW, uri);
- startActivity(it);
11.install apk
Java代码
- Uri installUri = Uri.fromParts("package", "xxx", null);
- returnIt = new Intent(Intent.ACTION_PACKAGE_ADDED, installUri);
12.uninstall apk
Java代码
- Uri uri = Uri.fromParts("package", strPackageName, null);
- Intent it = new Intent(Intent.ACTION_DELETE, uri);
- startActivity(it);
13.发送附件
Java代码
- Intent it = new Intent(Intent.ACTION_SEND);
- it.putExtra(Intent.EXTRA_SUBJECT, "The email subject text");
- it.putExtra(Intent.EXTRA_STREAM, "file:///sdcard/eoe.mp3");
- sendIntent.setType("audio/mp3");
- startActivity(Intent.createChooser(it, "Choose Email Client"));