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.text.TextUtils; 21 import android.util.AttributeSet; 22 import android.view.View; 23 import android.widget.FrameLayout; 24 import android.widget.ImageView; 25 import android.widget.TextView; 26 27 import com.android.tv.R; 28 29 public class PlayControlsButton extends FrameLayout { 30 private static final float ALPHA_ENABLED = 1.0f; 31 private static final float ALPHA_DISABLED = 0.3f; 32 33 private final ImageView mButton; 34 private final ImageView mIcon; 35 private final TextView mLabel; 36 PlayControlsButton(Context context)37 public PlayControlsButton(Context context) { 38 this(context, null); 39 } 40 PlayControlsButton(Context context, AttributeSet attrs)41 public PlayControlsButton(Context context, AttributeSet attrs) { 42 this(context, attrs, 0); 43 } 44 PlayControlsButton(Context context, AttributeSet attrs, int defStyleAttr)45 public PlayControlsButton(Context context, AttributeSet attrs, int defStyleAttr) { 46 this(context, attrs, defStyleAttr, 0); 47 } 48 PlayControlsButton(Context context, AttributeSet attrs, int defStyleAttr, int defStyleRes)49 public PlayControlsButton(Context context, AttributeSet attrs, int defStyleAttr, 50 int defStyleRes) { 51 super(context, attrs, defStyleAttr, defStyleRes); 52 inflate(context, R.layout.play_controls_button, this); 53 mButton = (ImageView) findViewById(R.id.button); 54 mIcon = (ImageView) findViewById(R.id.icon); 55 mLabel = (TextView) findViewById(R.id.label); 56 } 57 58 /** 59 * Sets the resource ID of the image to be displayed in the center of this control. 60 */ setImageResId(int imageResId)61 public void setImageResId(int imageResId) { 62 mIcon.setImageResource(imageResId); 63 } 64 65 /** 66 * Sets an action which is to be run when the button is clicked. 67 */ setAction(final Runnable clickAction)68 public void setAction(final Runnable clickAction) { 69 mButton.setOnClickListener(new OnClickListener() { 70 @Override 71 public void onClick(View view) { 72 clickAction.run(); 73 } 74 }); 75 } 76 setLabel(String label)77 public void setLabel(String label) { 78 if (TextUtils.isEmpty(label)) { 79 mIcon.setVisibility(View.VISIBLE); 80 mLabel.setVisibility(View.GONE); 81 } else { 82 mIcon.setVisibility(View.GONE); 83 mLabel.setVisibility(View.VISIBLE); 84 mLabel.setText(label); 85 } 86 } 87 hideRippleAnimation()88 public void hideRippleAnimation() { 89 mButton.getDrawable().jumpToCurrentState(); 90 } 91 92 @Override setEnabled(boolean enabled)93 public void setEnabled(boolean enabled) { 94 super.setEnabled(enabled); 95 mButton.setEnabled(enabled); 96 mIcon.setEnabled(enabled); 97 mIcon.setAlpha(enabled ? ALPHA_ENABLED : ALPHA_DISABLED); 98 mLabel.setEnabled(enabled); 99 } 100 } 101