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Paul Ruiz
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added demo for new drawable states in a custom view
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‎CustomDrawableStates/.gitignore

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.gradle
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/local.properties
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/.idea/workspace.xml
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/.idea/libraries
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.DS_Store
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/build

‎CustomDrawableStates/app/.gitignore

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/build

‎CustomDrawableStates/app/build.gradle

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apply plugin: 'com.android.application'
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android {
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compileSdkVersion 21
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buildToolsVersion "21.1.2"
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defaultConfig {
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applicationId "com.ptrprograms.customdrawablestates"
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minSdkVersion 14
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targetSdkVersion 21
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versionCode 1
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versionName "1.0"
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}
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buildTypes {
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release {
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minifyEnabled false
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proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
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}
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}
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}
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dependencies {
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compile fileTree(dir: 'libs', include: ['*.jar'])
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compile 'com.android.support:appcompat-v7:21.0.3'
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}

‎CustomDrawableStates/app/proguard-rules.pro

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# Add project specific ProGuard rules here.
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# By default, the flags in this file are appended to flags specified
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# in /Users/paulruiz/Library/Android/sdk/tools/proguard/proguard-android.txt
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# You can edit the include path and order by changing the proguardFiles
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# directive in build.gradle.
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#
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# For more details, see
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# http://developer.android.com/guide/developing/tools/proguard.html
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# Add any project specific keep options here:
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# If your project uses WebView with JS, uncomment the following
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# and specify the fully qualified class name to the JavaScript interface
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# class:
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#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
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# public *;
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#}

‎CustomDrawableStates/app/src/androidTest/java/com/ptrprograms/customdrawablestates/ApplicationTest.java

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package com.ptrprograms.customdrawablestates;
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import android.app.Application;
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import android.test.ApplicationTestCase;
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/**
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* <a href="http://d.android.com/tools/testing/testing_android.html">Testing Fundamentals</a>
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*/
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public class ApplicationTest extends ApplicationTestCase<Application> {
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public ApplicationTest() {
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super(Application.class);
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}
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}

‎CustomDrawableStates/app/src/main/AndroidManifest.xml

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<?xml version="1.0" encoding="utf-8"?>
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<manifest xmlns:android="http://schemas.android.com/apk/res/android"
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package="com.ptrprograms.customdrawablestates" >
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<application
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android:allowBackup="true"
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android:icon="@drawable/ic_launcher"
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android:label="@string/app_name"
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android:theme="@style/AppTheme" >
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<activity
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android:name=".MainActivity"
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android:label="@string/app_name" >
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<intent-filter>
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<action android:name="android.intent.action.MAIN" />
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<category android:name="android.intent.category.LAUNCHER" />
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</intent-filter>
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</activity>
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</application>
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</manifest>

‎CustomDrawableStates/app/src/main/java/com/ptrprograms/customdrawablestates/CustomDrawableTextView.java

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package com.ptrprograms.customdrawablestates;
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import android.content.Context;
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import android.util.AttributeSet;
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import android.widget.TextView;
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/**
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* Created by paulruiz on 1/11/15.
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*/
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public class CustomDrawableTextView extends TextView {
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protected static int[] STATE_GO = { R.attr.state_go };
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protected static int[] STATE_SLOW_DOWN = { R.attr.state_slow_down };
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protected static int[] STATE_STOP = { R.attr.state_stop };
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private CustomState mState;
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public CustomDrawableTextView(Context context) {
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super(context);
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}
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public CustomDrawableTextView(Context context, AttributeSet attrs) {
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super(context, attrs);
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}
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public CustomDrawableTextView(Context context, AttributeSet attrs, int defStyleAttr) {
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super(context, attrs, defStyleAttr);
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}
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public void update( CustomState state ) {
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if( state != null )
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mState = state;
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if( CustomState.GO.equals( mState ) ) {
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setText( "GO" );
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} else if( CustomState.SLOW_DOWN.equals( mState ) ) {
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setText( "SLOW DOWN" );
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} else if( CustomState.STOP.equals( mState) ) {
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setText( "STOP" );
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}
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refreshDrawableState();
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}
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@Override
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protected int[] onCreateDrawableState(int extraSpace) {
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if( mState == null )
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return super.onCreateDrawableState(extraSpace);
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final int[] drawableState = super.onCreateDrawableState(extraSpace + 1);
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if( CustomState.GO.equals( mState ) ) {
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mergeDrawableStates( drawableState, STATE_GO );
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return drawableState;
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} else if( CustomState.SLOW_DOWN.equals( mState ) ) {
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mergeDrawableStates( drawableState, STATE_SLOW_DOWN );
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return drawableState;
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} else if( CustomState.STOP.equals( mState) ) {
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mergeDrawableStates( drawableState, STATE_STOP );
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return drawableState;
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} else {
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return super.onCreateDrawableState(extraSpace);
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}
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}
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}

‎CustomDrawableStates/app/src/main/java/com/ptrprograms/customdrawablestates/CustomState.java

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package com.ptrprograms.customdrawablestates;
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/**
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* Created by paulruiz on 1/11/15.
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*/
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public enum CustomState {
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GO,
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SLOW_DOWN,
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STOP
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}

‎CustomDrawableStates/app/src/main/java/com/ptrprograms/customdrawablestates/MainActivity.java

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package com.ptrprograms.customdrawablestates;
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import android.os.Handler;
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import android.support.v7.app.ActionBarActivity;
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import android.os.Bundle;
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import android.util.Log;
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import android.view.Menu;
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import android.view.MenuItem;
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import java.util.ArrayList;
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import java.util.List;
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public class MainActivity extends ActionBarActivity {
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private List<CustomState> mCustomStates;
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private Handler mHandler;
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private CustomDrawableTextView mCustomTextView;
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private int mCurrentItem = 0;
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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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setContentView(R.layout.activity_main);
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initData();
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mCustomTextView = (CustomDrawableTextView) findViewById( R.id.custom_view );
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}
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private void initData() {
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mCustomStates = new ArrayList<>();
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mCustomStates.add( CustomState.GO );
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mCustomStates.add( CustomState.SLOW_DOWN );
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mCustomStates.add( CustomState.STOP );
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}
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private void startSimulation() {
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mHandler = new Handler();
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Runnable runnable = new Runnable() {
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@Override
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public void run() {
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if( mCurrentItem >= mCustomStates.size() )
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mCurrentItem = 0;
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mCustomTextView.update( mCustomStates.get( mCurrentItem++ ) );
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if( mHandler != null )
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mHandler.postDelayed( this, 3000 );
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}
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};
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runnable.run();
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}
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private void stopSimulation() {
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mHandler = null;
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}
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@Override
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protected void onResume() {
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super.onResume();
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startSimulation();
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}
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@Override
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protected void onPause() {
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stopSimulation();
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super.onPause();
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}
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}

‎CustomDrawableStates/app/src/main/res/drawable-hdpi/ic_launcher.png

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‎CustomDrawableStates/app/src/main/res/drawable-mdpi/ic_launcher.png

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‎CustomDrawableStates/app/src/main/res/drawable-xhdpi/ic_launcher.png

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‎CustomDrawableStates/app/src/main/res/drawable-xxhdpi/ic_launcher.png

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‎CustomDrawableStates/app/src/main/res/drawable/custom_state_background.xml

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<selector xmlns:android="http://schemas.android.com/apk/res/android" xmlns:customapp="http://schemas.android.com/apk/res-auto">
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<item customapp:state_go="true" android:drawable="@android:color/holo_green_light" />
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<item customapp:state_slow_down="true" android:drawable="@color/yellow" />
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<item customapp:state_stop="true" android:drawable="@android:color/holo_red_light" />
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<item android:drawable="@android:color/white" />
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</selector>

‎CustomDrawableStates/app/src/main/res/layout/activity_main.xml

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<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
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xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent"
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android:layout_height="match_parent">
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<com.ptrprograms.customdrawablestates.CustomDrawableTextView
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android:id="@+id/custom_view"
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android:layout_width="match_parent"
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android:layout_height="match_parent"
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android:textSize="40sp"
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android:gravity="center"
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android:text="@string/hello_world"
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android:background="@drawable/custom_state_background"/>
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</RelativeLayout>

‎CustomDrawableStates/app/src/main/res/menu/menu_main.xml

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<menu xmlns:android="http://schemas.android.com/apk/res/android"
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xmlns:app="http://schemas.android.com/apk/res-auto"
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xmlns:tools="http://schemas.android.com/tools" tools:context=".MainActivity">
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<item android:id="@+id/action_settings" android:title="@string/action_settings"
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android:orderInCategory="100" app:showAsAction="never" />
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</menu>

‎CustomDrawableStates/app/src/main/res/values-w820dp/dimens.xml

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<resources>
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<!-- Example customization of dimensions originally defined in res/values/dimens.xml
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(such as screen margins) for screens with more than 820dp of available width. This
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would include 7" and 10" devices in landscape (~960dp and ~1280dp respectively). -->
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<dimen name="activity_horizontal_margin">64dp</dimen>
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</resources>

‎CustomDrawableStates/app/src/main/res/values/attrs.xml

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<?xml version="1.0" encoding="utf-8"?>
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<resources>
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<attr name="state_go" format="boolean" />
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<attr name="state_slow_down" format="boolean" />
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<attr name="state_stop" format="boolean" />
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</resources>

‎CustomDrawableStates/app/src/main/res/values/colors.xml

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<?xml version="1.0" encoding="utf-8"?>
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<resources>
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<color name="yellow">#FFFF00</color>
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</resources>

‎CustomDrawableStates/app/src/main/res/values/dimens.xml

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<resources>
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<!-- Default screen margins, per the Android Design guidelines. -->
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<dimen name="activity_horizontal_margin">16dp</dimen>
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<dimen name="activity_vertical_margin">16dp</dimen>
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</resources>

‎CustomDrawableStates/app/src/main/res/values/strings.xml

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<?xml version="1.0" encoding="utf-8"?>
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<resources>
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<string name="app_name">CustomDrawableStates</string>
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<string name="hello_world">Hello world!</string>
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<string name="action_settings">Settings</string>
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</resources>

‎CustomDrawableStates/app/src/main/res/values/styles.xml

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<resources>
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<!-- Base application theme. -->
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<style name="AppTheme" parent="Theme.AppCompat.Light.DarkActionBar">
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<!-- Customize your theme here. -->
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</style>
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</resources>

‎CustomDrawableStates/build.gradle

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// Top-level build file where you can add configuration options common to all sub-projects/modules.
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buildscript {
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repositories {
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jcenter()
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}
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dependencies {
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classpath 'com.android.tools.build:gradle:1.0.0'
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// NOTE: Do not place your application dependencies here; they belong
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// in the individual module build.gradle files
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}
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}
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allprojects {
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repositories {
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jcenter()
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}
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}

‎CustomDrawableStates/gradle.properties

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# Project-wide Gradle settings.
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# IDE (e.g. Android Studio) users:
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# Gradle settings configured through the IDE *will override*
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# any settings specified in this file.
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# For more details on how to configure your build environment visit
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# http://www.gradle.org/docs/current/userguide/build_environment.html
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# Specifies the JVM arguments used for the daemon process.
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# The setting is particularly useful for tweaking memory settings.
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# Default value: -Xmx10248m -XX:MaxPermSize=256m
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# org.gradle.jvmargs=-Xmx2048m -XX:MaxPermSize=512m -XX:+HeapDumpOnOutOfMemoryError -Dfile.encoding=UTF-8
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# When configured, Gradle will run in incubating parallel mode.
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# This option should only be used with decoupled projects. More details, visit
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# http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects
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# org.gradle.parallel=true

‎CustomDrawableStates/gradle/wrapper/gradle-wrapper.jar

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‎CustomDrawableStates/gradle/wrapper/gradle-wrapper.properties

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#Wed Apr 10 15:27:10 PDT 2013
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distributionBase=GRADLE_USER_HOME
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distributionPath=wrapper/dists
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zipStoreBase=GRADLE_USER_HOME
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zipStorePath=wrapper/dists
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distributionUrl=https\://services.gradle.org/distributions/gradle-2.2.1-all.zip

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