android 常用 INTENT

IntentFilter
       简述：结构化描述intent匹配的信息。包含：action，categories and data(via type，scheme，path)，还有priority， to order multiple matching filters。

       IntentFilter中如果action为空，则视为通配符，如果type为空，则intent必须不设type，否则匹配不上。

       data被分为3个属性：type，scheme，authority/path 任何设置的属性intent必须匹配上。
       设置了scheme 而没设type，则intent也必须类似，不能设置type，也不能是content：URI。
       设置了type而没设scheme：将匹配上没有URI的intent，或者content：，file：的uri。
       设置了authority：必须指定一个或多个相关联的schemes
       设置了path：唏嘘指定一个或多个相关联的schemes

       匹配规则：
       IntentFilter 匹配Intent的上的条件：
       Action： 值相同 ,或则IntentFilter未指定action.
       DataType：系统通过调用Intent.resolve(ContentResolver)获取type，通配符*
       在Intent/IntentFilter的MIME type中使用，区分大小写
       DataScheme：系统通过调用Intent. getData() and Uri.getScheme())获取scheme, 区分大小写
       DataAuthority：必须有一个dataScheme匹配上且authority值匹配上，或者IntentFilter没有定义。Intent. getData() and Uri.getAuthority()获取authority.
       DataPath: scheme and authority必须先匹配上 ntent. getData() and Uri.getPath（），获取. 或者IntentFilter没有定义
       Categories：all of the categories in the Intent match categories given in the filter 多余的Categorie，不影响intent匹配，如果IntentFilter没有指定Categorie，则只能匹配上没有Categorie的intent。

常用intent列表：
Android Intent 用法汇总
显示网页
- <activity android:name="BrowserActivity" android:label="Browser" android:launchMode="singleTask" android:alwaysRetainTaskState="true" android:configChanges="orientation|keyboardHidden" android:theme="@style/BrowserTheme">
- <!--
For these schemes were not particular MIME type has been
                 supplied, we are a good candidate.
  -->
- <intent-filter>
  <action android:name="android.intent.action.VIEW" />
  <category android:name="android.intent.category.DEFAULT" />
  <category android:name="android.intent.category.BROWSABLE" />
  <data android:scheme="http" />
  <data android:scheme="https" />
  <data android:scheme="about" />
  </intent-filter>
- <!--
  For these schemes where any of these particular MIME types
                  have been supplied, we are a good candidate.
  -->
- <intent-filter>
  <action android:name="android.intent.action.VIEW" />
  <category android:name="android.intent.category.BROWSABLE" />
  <category android:name="android.intent.category.DEFAULT" />
  <data android:scheme="http" />
  <data android:scheme="https" />
  <data android:mimeType="text/html" />
  <data android:mimeType="text/plain" />
  <data android:mimeType="application/xhtml+xml" />
  <data android:mimeType="application/vnd.wap.xhtml+xml" />
  </intent-filter>
- <!--
We are also the main entry point of the browser.
  -->
- <intent-filter>
  <action android:name="android.intent.action.MAIN" />
  <category android:name="android.intent.category.DEFAULT" />
  <category android:name="android.intent.category.LAUNCHER" />
  <category android:name="android.intent.category.BROWSABLE" />
  </intent-filter>
- <intent-filter>
  <action android:name="android.intent.action.WEB_SEARCH" />
  <category android:name="android.intent.category.DEFAULT" />
  <category android:name="android.intent.category.BROWSABLE" />
  <data android:scheme="" />
  <data android:scheme="http" />
  <data android:scheme="https" />
  </intent-filter>
- <intent-filter>
  <action android:name="android.intent.action.WEB_SEARCH" />
  <action android:name="android.intent.action.MEDIA_SEARCH" />
  <category android:name="android.intent.category.DEFAULT" />
  </intent-filter>
- <intent-filter>
  <action android:name="android.intent.action.SEARCH" />
  <category android:name="android.intent.category.DEFAULT" />
  </intent-filter>
  <meta-data android:name="android.app.searchable" android:resource="@xml/searchable" />
- <intent-filter>
  <action android:name="android.net.http.NETWORK_STATE" />
  <action android:name="android.intent.action.PROXY_CHANGE" />
  </intent-filter>
  </activity>

1. Uri uri = Uri.parse("http://google.com"); 
   2. Intent it = new Intent(Intent.ACTION_VIEW, uri); 
   3. startActivity(it);

显示地图
   1. Uri uri = Uri.parse("geo:38.899533,-77.036476"); 
   2. Intent it = new Intent(Intent.ACTION_VIEW, uri);  
   3. startActivity(it);  
   4. //其他 geo URI 範例 
   5. //geo:latitude,longitude 
   6. //geo:latitude,longitude?z=zoom 
   7. //geo:0,0?q=my+street+address 
   8. //geo:0,0?q=business+near+city 
   9. //google.streetview:cbll=lat,lng&cbp=1,yaw,,pitch,zoom&mz=mapZoom

路径规划
   1. Uri uri = Uri.parse("http://maps.google.com/maps?f=d&saddr=startLat%20startLng&daddr=endLat%20endLng&hl=en"); 
   2. Intent it = new Intent(Intent.ACTION_VIEW, uri); 
   3. startActivity(it); 
   4. //where startLat, startLng, endLat, endLng are a long with 6 decimals like: 50.123456 

打电话
   1. //叫出拨号程序
   2. Uri uri = Uri.parse("tel:[phone]"); 
   3. Intent it = new Intent(Intent.ACTION_DIAL, uri); 
   4. startActivity(it); 

   1. //直接打电话出去 
   2. Uri uri = Uri.parse("tel:[phone]"); 
   3. Intent it = new Intent(Intent.ACTION_CALL, uri); 
   4. startActivity(it); 
   5. //用這個，要在 AndroidManifest.xml 中，加上 
   6. //<uses-permission id="android.permission.CALL_PHONE" /> 

传送SMS/MMS
   1. //调用短信程序
   2. Intent it = new Intent(Intent.ACTION_VIEW, uri); 
   3. it.putExtra("sms_body", "The SMS text");  
   4. it.setType("vnd.android-dir/mms-sms"); 
   5. startActivity(it);

   1. //传送消息
   2. Uri uri = Uri.parse("smsto://0800000123"); 
   3. Intent it = new Intent(Intent.ACTION_SENDTO, uri); 
   4. it.putExtra("sms_body", "The SMS text"); 
   5. startActivity(it);

   1. //传送 MMS 
   2. Uri uri = Uri.parse("content://media/external/images/media/23"); 
   3. Intent it = new Intent(Intent.ACTION_SEND);  
   4. it.putExtra("sms_body", "some text");  
   5. it.putExtra(Intent.EXTRA_STREAM, uri); 
   6. it.setType("image/png");  
   7. startActivity(it); 

传送 Email
   1. Uri uri = Uri.parse("mailto:[e-mail]"); 
   2. Intent it = new Intent(Intent.ACTION_SENDTO, uri); 
   3. startActivity(it); 

   1. Intent it = new Intent(Intent.ACTION_SEND); 
   2. it.putExtra(Intent.EXTRA_EMAIL, "[e-mail]"); 
   3. it.putExtra(Intent.EXTRA_TEXT, "The email body text"); 
   4. it.setType("text/plain"); 
   5. startActivity(Intent.createChooser(it, "Choose Email Client")); 

   1. Intent it=new Intent(Intent.ACTION_SEND);   
   2. String[] tos={"[e-mail]"};   
   3. String[] ccs={"[e-mail]"};   
   4. it.putExtra(Intent.EXTRA_EMAIL, tos);   
   5. it.putExtra(Intent.EXTRA_CC, ccs);   
   6. it.putExtra(Intent.EXTRA_TEXT, "The email body text");   
   7. it.putExtra(Intent.EXTRA_SUBJECT, "The email subject text");   
   8. it.setType("message/rfc822");   
   9. startActivity(Intent.createChooser(it, "Choose Email Client"));

   1. //传送附件
   2. Intent it = new Intent(Intent.ACTION_SEND); 
   3. it.putExtra(Intent.EXTRA_SUBJECT, "The email subject text"); 
   4. it.putExtra(Intent.EXTRA_STREAM, "file:///sdcard/mysong.mp3"); 
   5. sendIntent.setType("audio/mp3"); 
   6. startActivity(Intent.createChooser(it, "Choose Email Client"));

播放多媒体
       Uri uri = Uri.parse("file:///sdcard/song.mp3"); 
       Intent it = new Intent(Intent.ACTION_VIEW, uri); 
       it.setType("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);

Market 相关
1.        //寻找某个应用
2.        Uri uri = Uri.parse("market://search?q=pname:pkg_name");
3.        Intent it = new Intent(Intent.ACTION_VIEW, uri); 
4.        startActivity(it); 
5.        //where pkg_name is the full package path for an application

1.        //显示某个应用的相关信息
2.        Uri uri = Uri.parse("market://details?id=app_id"); 
3.        Intent it = new Intent(Intent.ACTION_VIEW, uri);
4.        startActivity(it); 
5.        //where app_id is the application ID, find the ID  
6.        //by clicking on your application on Market home  
7.        //page, and notice the ID from the address bar

Uninstall 应用程序
1.        Uri uri = Uri.fromParts("package", strPackageName, null);
2.        Intent it = new Intent(Intent.ACTION_DELETE, uri);  
3.        startActivity(it);