content: package com.jingewenku.abrahamcaijin.commonutil;
  
  import android.app.Activity;
  import android.content.ComponentName;
  import android.content.ContentResolver;
  import android.content.Intent;
  import android.database.Cursor;
  import android.net.Uri;
  import android.content.Intent.ShortcutIconResource;
  
  /**
   * @Description:主要功能:创建删除快捷图标工具类
   * @Prject: CommonUtilLibrary
   * @Package: com.jingewenku.abrahamcaijin.commonutil
   * @author: AbrahamCaiJin
   * @date: 2017年05月24日 18:18
   * @Copyright: 个人版权所有
   * @Company:
   * @version: 1.0.0
   */
  
  /**
   * 需要权限: com.android.launcher.permission.INSTALL_SHORTCUT
   * com.android.launcher.permission.UNINSTALL_SHORTCUT
   */
  public final class ShortCutUtils {
  
      /**
       * Don't let anyone instantiate this class.
       */
      private ShortCutUtils() {
          throw new Error("Do not need instantiate!");
      }
  
      /**
       * 检测是否存在快捷键
       *
       * @param activity Activity
       * @return 是否存在桌面图标
       */
      public static boolean hasShortcut(Activity activity) {
          boolean isInstallShortcut = false;
          final ContentResolver cr = activity.getContentResolver();
          final String AUTHORITY = "com.android.launcher.settings";
          final Uri CONTENT_URI = Uri.parse("content://" + AUTHORITY
              + "/favorites?notify=true");
          Cursor c = cr.query(CONTENT_URI,
              new String[]{"title", "iconResource"}, "title=?",
              new String[]{activity.getString(R.string.app_name).trim()},
              null);
          if (c != null && c.getCount() > 0) {
              isInstallShortcut = true;
          }
          return isInstallShortcut;
      }
  
      /**
       * 为程序创建桌面快捷方式
       *
       * @param activity Activity
       * @param res     res
       */
      public static void addShortcut(Activity activity,int res) {
  
          Intent shortcut = new Intent(
              "com.android.launcher.action.INSTALL_SHORTCUT");
          // 快捷方式的名称
          shortcut.putExtra(Intent.EXTRA_SHORTCUT_NAME,
              activity.getString(R.string.app_name));
          shortcut.putExtra("duplicate", false); // 不允许重复创建
          Intent shortcutIntent = new Intent(Intent.ACTION_MAIN);
          shortcutIntent.setClassName(activity, activity.getClass().getName());
          shortcut.putExtra(Intent.EXTRA_SHORTCUT_INTENT, shortcutIntent);
          // 快捷方式的图标
          ShortcutIconResource iconRes = Intent.ShortcutIconResource.fromContext(
              activity, res);
          shortcut.putExtra(Intent.EXTRA_SHORTCUT_ICON_RESOURCE, iconRes);
  
          activity.sendBroadcast(shortcut);
      }
  
      /**
       * 删除程序的快捷方式
       *
       * @param activity Activity
       */
      public static void delShortcut(Activity activity) {
  
          Intent shortcut = new Intent(
              "com.android.launcher.action.UNINSTALL_SHORTCUT");
          // 快捷方式的名称
          shortcut.putExtra(Intent.EXTRA_SHORTCUT_NAME,
              activity.getString(R.string.app_name));
          String appClass = activity.getPackageName() + "."
              + activity.getLocalClassName();
          ComponentName comp = new ComponentName(activity.getPackageName(),
              appClass);
          shortcut.putExtra(Intent.EXTRA_SHORTCUT_INTENT, new Intent(
              Intent.ACTION_MAIN).setComponent(comp));
          activity.sendBroadcast(shortcut);
      }
  }