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      1 /*
      2  * Copyright (C) 2016 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.storagemanager.deletionhelper;
     18 
     19 import android.content.Context;
     20 import android.support.v7.preference.CheckBoxPreference;
     21 import android.support.v7.preference.PreferenceViewHolder;
     22 import android.text.format.Formatter;
     23 import android.view.View;
     24 import android.widget.CheckBox;
     25 import android.widget.TextView;
     26 import com.android.storagemanager.R;
     27 
     28 /**
     29  * NestedCheckboxPreference is a CheckBoxPreference which is nested in to align with a {@link
     30  * CollapsibleCheckboxPreferenceGroup}.
     31  */
     32 public class NestedDeletionPreference extends CheckBoxPreference {
     33     private TextView mSize;
     34     private long mAppSize;
     35 
     36     public NestedDeletionPreference(Context context) {
     37         super(context);
     38         setLayoutResource(com.android.storagemanager.R.layout.preference_nested);
     39         setWidgetLayoutResource(com.android.storagemanager.R.layout.preference_widget_checkbox);
     40     }
     41 
     42     @Override
     43     protected void onClick() {
     44         super.onClick();
     45         mSize.setActivated(isChecked());
     46     }
     47 
     48     @Override
     49     public void onBindViewHolder(PreferenceViewHolder holder) {
     50         super.onBindViewHolder(holder);
     51         CheckBox checkboxWidget =
     52                 (CheckBox) holder.findViewById(com.android.internal.R.id.checkbox);
     53         checkboxWidget.setVisibility(View.VISIBLE);
     54         mSize = (TextView) holder.findViewById(R.id.deletion_type_size);
     55         mSize.setActivated(checkboxWidget.isChecked());
     56         mSize.setText(getItemSize());
     57     }
     58 
     59     void setItemSize(long itemSize) {
     60         mAppSize = itemSize;
     61     }
     62 
     63     public String getItemSize() {
     64         return Formatter.formatFileSize(getContext(), mAppSize);
     65     }
     66 
     67 }
     68