SamplePresentation.java

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/*
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 * Copyright 2013 The Android Open Source Project
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 *
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 * Licensed under the Apache License, Version 2.0 (the "License");
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 * you may not use this file except in compliance with the License.
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 * You may obtain a copy of the License at
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 *
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 *       http://www.apache.org/licenses/LICENSE-2.0
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 *
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 * Unless required by applicable law or agreed to in writing, software
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 * distributed under the License is distributed on an "AS IS" BASIS,
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 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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 * See the License for the specific language governing permissions and
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 * limitations under the License.
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 */
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package com.example.android.basicmediarouter;
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import android.app.Presentation;
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import android.content.Context;
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import android.os.Bundle;
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import android.view.Display;
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import android.widget.LinearLayout;
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import android.widget.TextView;
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/**
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 * <p>
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 * A {@link android.app.Presentation} used to demonstrate interaction between primary and
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 * secondary screens.
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 * </p>
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 * <p>
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 * It displays the name of the display in which it has been embedded (see
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 * {@link android.app.Presentation#getDisplay()}) and exposes a facility to change its
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 * background color and display its text.
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 * </p>
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 */
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public class SamplePresentation extends Presentation {
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    private LinearLayout mLayout;
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    private TextView mText;
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    public SamplePresentation(Context outerContext, Display display) {
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        super(outerContext, display);
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    }
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    @Override
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    protected void onCreate(Bundle savedInstanceState) {
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        super.onCreate(savedInstanceState);
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        // Set the content view to the custom layout
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        setContentView(R.layout.display);
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        // Get the Views
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        mLayout = (LinearLayout) findViewById(R.id.display_layout);
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        mText = (TextView) findViewById(R.id.display_text);
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        /*
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         * Show the name of the display this presentation was embedded in.
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         */
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        TextView smallText = (TextView) findViewById(R.id.display_smalltext);
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        final String name = getDisplay().getName();
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        smallText.setText(getResources().getString(R.string.display_name, name));
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    }
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    /**
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     * Set the background color of the layout and display the color as a String.
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     *
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     * @param color The background color
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     */
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    public void setColor(int color) {
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        mLayout.setBackgroundColor(color);
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        // Display the color as a string on screen
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        String s = getResources().getString(R.string.display_color, color);
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        mText.setText(s);
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    }
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}