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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.tv.menu;
     18 
     19 import android.content.Context;
     20 import android.util.AttributeSet;
     21 import android.util.Log;
     22 import android.widget.ImageView;
     23 import android.widget.RelativeLayout;
     24 import android.widget.TextView;
     25 import com.android.tv.R;
     26 
     27 /** A view to render an item of TV options. */
     28 public class ActionCardView extends RelativeLayout implements ItemListRowView.CardView<MenuAction> {
     29     private static final String TAG = MenuView.TAG;
     30     private static final boolean DEBUG = MenuView.DEBUG;
     31 
     32     private static final float OPACITY_DISABLED = 0.3f;
     33     private static final float OPACITY_ENABLED = 1.0f;
     34 
     35     private ImageView mIconView;
     36     private TextView mLabelView;
     37     private TextView mStateView;
     38 
     39     public ActionCardView(Context context) {
     40         this(context, null);
     41     }
     42 
     43     public ActionCardView(Context context, AttributeSet attrs) {
     44         this(context, attrs, 0);
     45     }
     46 
     47     public ActionCardView(Context context, AttributeSet attrs, int defStyle) {
     48         super(context, attrs, defStyle);
     49     }
     50 
     51     @Override
     52     protected void onFinishInflate() {
     53         super.onFinishInflate();
     54         mIconView = (ImageView) findViewById(R.id.action_card_icon);
     55         mLabelView = (TextView) findViewById(R.id.action_card_label);
     56         mStateView = (TextView) findViewById(R.id.action_card_state);
     57     }
     58 
     59     @Override
     60     public void onBind(MenuAction action, boolean selected) {
     61         if (DEBUG) {
     62             Log.d(TAG, "onBind: action=" + action.getActionName(getContext()));
     63         }
     64         mIconView.setImageDrawable(action.getDrawable(getContext()));
     65         mLabelView.setText(action.getActionName(getContext()));
     66         mStateView.setText(action.getActionDescription());
     67         if (action.isEnabled()) {
     68             setEnabled(true);
     69             setFocusable(true);
     70             mIconView.setAlpha(OPACITY_ENABLED);
     71             mLabelView.setAlpha(OPACITY_ENABLED);
     72             mStateView.setAlpha(OPACITY_ENABLED);
     73         } else {
     74             setEnabled(false);
     75             setFocusable(false);
     76             mIconView.setAlpha(OPACITY_DISABLED);
     77             mLabelView.setAlpha(OPACITY_DISABLED);
     78             mStateView.setAlpha(OPACITY_DISABLED);
     79         }
     80     }
     81 
     82     @Override
     83     public void onSelected() {
     84         if (DEBUG) {
     85             Log.d(TAG, "onSelected: action=" + mLabelView.getText());
     86         }
     87     }
     88 
     89     @Override
     90     public void onDeselected() {
     91         if (DEBUG) {
     92             Log.d(TAG, "onDeselected: action=" + mLabelView.getText());
     93         }
     94     }
     95 
     96     @Override
     97     public void onRecycled() {}
     98 }
     99