1 /* 2 * Copyright 2013 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.example.android.basicmediarouter; 18 19 import android.app.Presentation; 20 import android.content.Context; 21 import android.os.Bundle; 22 import android.view.Display; 23 import android.widget.LinearLayout; 24 import android.widget.TextView; 25 26 /** 27 * <p> 28 * A {@link android.app.Presentation} used to demonstrate interaction between primary and 29 * secondary screens. 30 * </p> 31 * <p> 32 * It displays the name of the display in which it has been embedded (see 33 * {@link android.app.Presentation#getDisplay()}) and exposes a facility to change its 34 * background color and display its text. 35 * </p> 36 */ 37 public class SamplePresentation extends Presentation { 38 39 private LinearLayout mLayout; 40 private TextView mText; 41 SamplePresentation(Context outerContext, Display display)42 public SamplePresentation(Context outerContext, Display display) { 43 super(outerContext, display); 44 } 45 46 @Override onCreate(Bundle savedInstanceState)47 protected void onCreate(Bundle savedInstanceState) { 48 super.onCreate(savedInstanceState); 49 50 // Set the content view to the custom layout 51 setContentView(R.layout.display); 52 53 // Get the Views 54 mLayout = (LinearLayout) findViewById(R.id.display_layout); 55 mText = (TextView) findViewById(R.id.display_text); 56 57 /* 58 * Show the name of the display this presentation was embedded in. 59 */ 60 TextView smallText = (TextView) findViewById(R.id.display_smalltext); 61 final String name = getDisplay().getName(); 62 smallText.setText(getResources().getString(R.string.display_name, name)); 63 } 64 65 /** 66 * Set the background color of the layout and display the color as a String. 67 * 68 * @param color The background color 69 */ setColor(int color)70 public void setColor(int color) { 71 mLayout.setBackgroundColor(color); 72 73 // Display the color as a string on screen 74 String s = getResources().getString(R.string.display_color, color); 75 mText.setText(s); 76 } 77 78 } 79