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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.documentsui;
     18 
     19 import android.content.Context;
     20 import android.util.AttributeSet;
     21 import android.view.MenuItem;
     22 import android.widget.Toolbar;
     23 
     24 /**
     25  * ToolBar of Documents UI.
     26  */
     27 public class DocumentsToolbar extends Toolbar {
     28     interface OnActionViewCollapsedListener {
     29         void onActionViewCollapsed();
     30     }
     31 
     32     private OnActionViewCollapsedListener mOnActionViewCollapsedListener;
     33 
     34     public DocumentsToolbar(Context context, AttributeSet attrs,
     35             int defStyleAttr, int defStyleRes) {
     36         super(context, attrs, defStyleAttr, defStyleRes);
     37     }
     38 
     39     public DocumentsToolbar(Context context, AttributeSet attrs,
     40             int defStyleAttr) {
     41         super(context, attrs, defStyleAttr);
     42     }
     43 
     44     public DocumentsToolbar(Context context, AttributeSet attrs) {
     45         super(context, attrs);
     46     }
     47 
     48     public DocumentsToolbar(Context context) {
     49         super(context);
     50     }
     51 
     52     @Override
     53     public void collapseActionView() {
     54         super.collapseActionView();
     55         if (mOnActionViewCollapsedListener != null) {
     56             mOnActionViewCollapsedListener.onActionViewCollapsed();
     57         }
     58     }
     59 
     60     /**
     61      * Adds a listener that is invoked after collapsing the action view.
     62      * @param listener
     63      */
     64     public void setOnActionViewCollapsedListener(
     65             OnActionViewCollapsedListener listener) {
     66         mOnActionViewCollapsedListener = listener;
     67     }
     68 
     69     public MenuItem getSearchMenu() {
     70         return getMenu().findItem(R.id.menu_search);
     71     }
     72 }
     73