public static final String READ_SETTINGS_PERMISSION = "com.Android.launcher.permission.READ_SETTINGS";
public static final String INSTALL_SHORTCUT_PERMISSION = "com.android.launcher.action.INSTALL_SHORTCUT";
private static final String TAG = "WowUtils";
/** * 创建桌面快捷方式 * @param context * @param 点击快捷方式进入的Activity * @param title 快捷方式显示名 * @param iconRes 快捷方式图标的resource id */
public static void createShortcut(Context context,Class activity,String title,int iconRes){ if(context == null || activity == null || isShortcutExist(context)){ return ; } Intent addIntent = new Intent(INSTALL_SHORTCUT_PERMISSION); Parcelable icon = Intent.ShortcutIconResource.fromContext(context,iconRes);// 获取快捷键的图标 addIntent.putExtra("duplicate", false); Intent myIntent = new Intent(context,activity); addIntent.putExtra(Intent.EXTRA_SHORTCUT_NAME,title);// 快捷方式的标题 addIntent.putExtra(Intent.EXTRA_SHORTCUT_ICON_RESOURCE, icon);// 快捷方式的图标 addIntent.putExtra(Intent.EXTRA_SHORTCUT_INTENT, myIntent);// 快捷方式的动作 context.sendBroadcast(addIntent); return ;
}
public static boolean isShortcutExist(Context context) { String shortcutTitle = getShortcutTitle(context); Log.i(TAG, "getShortcutTitle=" + shortcutTitle); return !TextUtils.isEmpty(shortcutTitle);
}
public static String getShortcutTitle(Context context){ if(context == null){ return null; } String appLabel = null; try { PackageManager pm = context.getPackageManager(); appLabel = pm.getApplicationLabel(pm.getApplicationInfo(context.getPackageName(), PackageManager.GET_META_DATA)).toString(); } catch (Exception e) { return null; } String authority = getAuthorityFromPermission(context,READ_SETTINGS_PERMISSION); Log.i(TAG, "getAuthorityFromPermission=" + authority); final String uriStr = "content://" + authority + "/favorites?notify=true"; final Uri uri = Uri.parse(uriStr); final Cursor c = context.getContentResolver().query(uri, new String[] { "title" }, "title=?", new String[] { appLabel }, null); if (c != null && c.getCount() > 0) { c.moveToFirst(); do{ return c.getString(c.getColumnIndexOrThrow("title")); }while(c.moveToNext()); } return null;
}
/** * The launcher is an Application under the Handset Manufacturer * responsibility. The Authority is then not always * "com.android.launcher2.settings". The Handset Manufacturer may rewrite * its own. It can be "com.android.twlauncher" or anything else depending on * the Java package. You need to retrieve the right authority by searching * for a provider that declares the read/write permissions * "com.android.launcher.permission.READ_SETTINGS" or * "com.android.launcher.permission.WRITE_SETTINGS". * * @param context * @param permission * @return e.g. com.baidu.launcher2.settings */
public static String getAuthorityFromPermission(Context context, String permission){ if (permission == null) return null; List<PackageInfo> packs = context.getPackageManager().getInstalledPackages(PackageManager.GET_PROVIDERS); if (packs != null) { for (PackageInfo pack : packs) { ProviderInfo[] providers = pack.providers; if (providers != null) { for (ProviderInfo provider : providers) { if (permission.equals(provider.readPermission)) return provider.authority; if (permission.equals(provider.writePermission)) return provider.authority; } } } } return null;
}Manifest.xml添加权限：<uses-permission android:name="com.android.launcher.permission.INSTALL_SHORTCUT" />
<uses-permission android:name="com.android.launcher.permission.UNINSTALL_SHORTCUT" />
<uses-permission android:name="com.android.launcher.permission.READ_SETTINGS" />代码使用示例：
WowUtils.createShortcut(this, MainActivity.class, getString(R.string.app_name), R.drawable.ic_launcher);