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      1 /*
      2  * Copyright (C) 2015 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 package com.android.systemui.volume;
     18 
     19 import android.media.AudioManager;
     20 import android.view.View;
     21 
     22 /**
     23  * Static helpers for the volume dialog.
     24  */
     25 class Util extends com.android.settingslib.volume.Util {
     26 
     27     public static String logTag(Class<?> c) {
     28         final String tag = "vol." + c.getSimpleName();
     29         return tag.length() < 23 ? tag : tag.substring(0, 23);
     30     }
     31 
     32     public static String ringerModeToString(int ringerMode) {
     33         switch (ringerMode) {
     34             case AudioManager.RINGER_MODE_SILENT:
     35                 return "RINGER_MODE_SILENT";
     36             case AudioManager.RINGER_MODE_VIBRATE:
     37                 return "RINGER_MODE_VIBRATE";
     38             case AudioManager.RINGER_MODE_NORMAL:
     39                 return "RINGER_MODE_NORMAL";
     40             default:
     41                 return "RINGER_MODE_UNKNOWN_" + ringerMode;
     42         }
     43     }
     44 
     45     public static final void setVisOrGone(View v, boolean vis) {
     46         if (v == null || (v.getVisibility() == View.VISIBLE) == vis) return;
     47         v.setVisibility(vis ? View.VISIBLE : View.GONE);
     48     }
     49 }
     50