Activity和Intent机制学习笔记

来源：互联网发布：超级淘宝店txt下载落秋编辑：程序博客网时间：2024/04/25 20:41
下面是转载来的其他的一些Intent用法实例（转自javaeye）
显示网页   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:0800000123");    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:0800000123");    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:xxx@abc.com");    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, "me@abc.com");    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={"me@abc.com"};      3. String[] ccs={"you@abc.com"};      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 application1.        //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 barUninstall 应用程序1.        Uri uri = Uri.fromParts("package", strPackageName, null);2.        Intent it = new Intent(Intent.ACTION_DELETE, uri);  3.        startActivity(it);
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