一、直接拨打电话，与三不同的是，这个直接拨打电话，而不是打开拨号界面

Uri uri = Uri.parse(＂tel:10086＂);

Intent intent = new Intent(Intent.ACTION_CALL, uri);

二、打开拨号界面，类型是Intent.ACTION_DIAL

Uri uri = Uri.parse(＂tel:10086＂);

Intent intent = new Intent(Intent.ACTION_DIAL, uri);

三、打开一个网页，类别是Intent.ACTION_VIEW

Uri uri = Uri.parse(＂http://www.android-study.net/＂);

Intent intent = new Intent(Intent.ACTION_VIEW, uri);

四、卸载一个应用，Intent的类别是Intent.ACTION_DELETE

Uri uri = Uri.fromParts(＂package＂, ＂xxx＂, null);

Intent intent = new Intent(Intent.ACTION_DELETE, uri);

五、打开地图并定位到一个点

Uri uri = Uri.parse(＂geo:52.76,-79.0342＂);

Intent intent = new Intent(Intent.ACTION_VIEW, uri);

六、播放音频文件

Uri uri = Uri.parse(＂file:///sdcard/download/everything.mp3＂);

Intent intent = new Intent(Intent.ACTION_VIEW, uri);

intent.setType(＂audio/mp3＂);

七、安装应用程序,Intent的类别是Intent.ACTION_PACKAGE_ADDED

Uri uri = Uri.fromParts(＂package＂, ＂xxx＂, null);

Intent intent = new Intent(Intent.ACTION_PACKAGE_ADDED, uri);

八、打开发邮件界面

Uri uri= Uri.parse(＂mailto:androidstudynet@126.com＂);

Intent intent = new Intent(Intent.ACTION_SENDTO, uri);

九、发邮件,与上一个不同这里是将邮件发送出去

Intent intent = new Intent(Intent.ACTION_SEND);

String[] tos = { ＂androidstudynet@126.com＂ };

String[] ccs = { ＂aaa@126.com＂ };

intent.putExtra(Intent.EXTRA_EMAIL, tos);

intent.putExtra(Intent.EXTRA_CC, ccs);

intent.putExtra(Intent.EXTRA_TEXT, ＂I come from http://www.android-study.net＂);

intent.putExtra(Intent.EXTRA_SUBJECT, ＂http://www.android-study.net＂);intent.setType(＂message/rfc882＂);

Intent.createChooser(intent, ＂Choose Email Client＂);

//发送带附件的邮件

Intent intent = new Intent(Intent.ACTION_SEND);

intent.putExtra(Intent.EXTRA_SUBJECT, ＂The email subject text＂);

intent.putExtra(Intent.EXTRA_STREAM, ＂file:///sdcard/mynusic.mp3＂);

intent.setType(＂audio/mp3＂);

startActivity(Intent.createChooser(intent, ＂Choose Email Client＂));

十、直接发短信

Uri uri= Uri.parse(＂smsto://100861＂);

Intent intent = new Intent(Intent.ACTION_SENDTO, uri);

intent.putExtra(＂sms_body＂, ＂安卓发送邮件测试 http://www.android-study.net＂);

十一、发彩信

Uri uri= Uri.parse(＂content://media/external/images/media/23＂);

Intent intent = new Intent(Intent.ACTION_SEND);

intent.putExtra(＂sms_body＂, ＂安卓发送邮件测试 http://www.android-study.net＂);

intent.putExtra(Intent.EXTRA_STREAM, uri);

intent.setType(＂image/png＂);

十二、发短信

Uri uri= Uri.parse(＂tel:10086＂);

Intent intent = new Intent(Intent.ACTION_VIEW, uri);

intent.putExtra(＂sms_body＂, ＂安卓发送邮件测试 http://www.android-study.net＂);

intent.setType(＂vnd.Android-dir/mms-sms＂);

十三、调用相册

public static final String MIME_TYPE_IMAGE_JPEG = ＂image/*＂;

public static final int ACTIVITY_GET_IMAGE = 0;

Intent getImage = new Intent(Intent.ACTION_GET_CONTENT);

getImage.addCategory(Intent.CATEGORY_OPENABLE);

getImage.setType(MIME_TYPE_IMAGE_JPEG);

startActivityForResult(getImage, ACTIVITY_GET_IMAGE);

十四、# Market 相关

1 //寻找某个应用

Uri uri = Uri.parse(＂market://search?q=pname:pkg_name＂);

Intent it = new Intent(Intent.ACTION_VIEW, uri);

startActivity(it);

2 //显示某个应用的相关信息

Uri uri = Uri.parse(＂market://details?id=app_id＂);

Intent it = new Intent(Intent.ACTION_VIEW, uri);

startActivity(it);

十五、安装指定apk

public void setupAPK(String apkname){

String fileName = Environment.getExternalStorageDirectory() + ＂/＂ + apkname;

Intent intent = new Intent(Intent.ACTION_VIEW);

intent.setDataAndType(Uri.fromFile(new File(fileName)), ＂application/vnd.android.package-archive＂);

mService.startActivity(intent);

}

十六、路径规划

Uri uri = Uri.parse(＂http://maps.google.com/maps?f=d&saddr=startLat%20startLng&daddr=endLat%20endLng&hl=en＂);

Intent it = new Intent(Intent.ACTION_VIEW, uri);

startActivity(it);

十七、进入联系人页面

Intent intent = new Intent();

intent.setAction(Intent.ACTION_VIEW);

intent.setData(People.CONTENT_URI);

startActivity(intent);

十八、查看指定联系人

Uri personUri = ContentUris.withAppendedId(People.CONTENT_URI, info.id);// info.id联系人ID

Intent intent = new Intent();

intent.setAction(Intent.ACTION_VIEW);

intent.setData(personUri);

startActivity(intent);

十九、调用系统相机应用程序，并存储拍下来的照片

Intent intent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);

time = Calendar.getInstance().getTimeInMillis();

intent.putExtra(MediaStore.EXTRA_OUTPUT, Uri.fromFile(new File(Environment.getExternalStorageDirectory().getAbsolutePath()+＂/tucue＂, time + ＂.jpg＂)));

startActivityForResult(intent, ACTIVITY_GET_CAMERA_IMAGE);

二十、调用浏览器打开网页

1.调用浏览器打开网页

Intent it = new Intent(Intent.ACTION_VIEW, Uri.parse("http://www.android-study.net"));

it.setClassName("com.android.browser", "com.android.browser.BrowserActivity");

startActivity(it);

2.调用浏览器打开本地网页

Intent intent=new Intent();

intent.setAction("android.intent.action.VIEW");

Uri localurl= Uri.parse("content://com.android.htmlfileprovider/sdcard/localweb.html");

intent.setData(localurl);

intent.setClassName("com.android.browser", "com.android.browser.BrowserActivity");

startActivity(intent);