cpp-115: Unnecessary widgets

Initial commit let's disable old widgets which are unused.

android-app/src/main/AndroidManifest.xml

@@ -112,6 +112,19 @@
 
 		<!-- WIDGET CONFIG -->
 
+		<receiver android:icon="@drawable/ic_launcher" android:label="@string/c_app_name" android:name=".widget.CalculatorWidget">
+
+			<intent-filter>
+				<action android:name="android.appwidget.action.APPWIDGET_UPDATE"/>
+				<action android:name="org.solovyev.android.calculator.INIT"/>
+				<action android:name="org.solovyev.android.calculator.EDITOR_STATE_CHANGED"/>
+				<action android:name="org.solovyev.android.calculator.DISPLAY_STATE_CHANGED"/>
+				<action android:name="org.solovyev.android.calculator.BUTTON_PRESSED"/>
+			</intent-filter>
+
+			<meta-data android:name="android.appwidget.provider" android:resource="@xml/calculator_widget_info"/>
+		</receiver>
+
 		<receiver android:icon="@drawable/ic_launcher" android:label="@string/c_app_widget_3x3_name" android:name=".widget.CalculatorWidgetProvider">
 
 			<intent-filter>

android-app/src/main/java/org/solovyev/android/calculator/App.java

@@ -23,20 +23,25 @@
 package org.solovyev.android.calculator;
 
 import android.app.Application;
-import android.content.Context;
+import android.appwidget.AppWidgetManager;
+import android.appwidget.AppWidgetProvider;
+import android.content.ComponentName;
 import android.content.SharedPreferences;
 import android.content.res.Configuration;
 import android.os.Build;
 import android.preference.PreferenceManager;
-import android.text.TextUtils;
-import android.util.Log;
 
+import org.solovyev.android.Android;
 import org.solovyev.android.UiThreadExecutor;
 import org.solovyev.android.Views;
 import org.solovyev.android.calculator.ga.Ga;
 import org.solovyev.android.calculator.view.ScreenMetrics;
+import org.solovyev.android.calculator.widget.BaseCalculatorWidgetProvider;
+import org.solovyev.android.calculator.widget.CalculatorWidgetProvider;
+import org.solovyev.android.calculator.widget.CalculatorWidgetProvider3x4;
+import org.solovyev.android.calculator.widget.CalculatorWidgetProvider4x4;
+import org.solovyev.android.calculator.widget.CalculatorWidgetProvider4x5;
 import org.solovyev.android.checkout.*;
-import org.solovyev.android.view.VibratorContainer;
 import org.solovyev.common.listeners.JEvent;
 import org.solovyev.common.listeners.JEventListener;
 import org.solovyev.common.listeners.JEventListeners;
@@ -46,7 +51,9 @@ import org.solovyev.common.threads.DelayedExecutor;
 import javax.annotation.Nonnull;
 import javax.annotation.Nullable;
 
+import java.util.ArrayList;
 import java.util.Arrays;
+import java.util.List;
 import java.util.concurrent.Executor;
 
 /**
@@ -62,14 +69,8 @@ import java.util.concurrent.Executor;
  * Before first usage this class must be initialized by calling {@link App#init(android.app.Application)} method (for example, from {@link android.app.Application#onCreate()})
  */
 public final class App {
-
+	@Nonnull
-    /*
+	private static final List<Class<? extends BaseCalculatorWidgetProvider>> OLD_WIDGETS = Arrays.asList(CalculatorWidgetProvider.class, CalculatorWidgetProvider3x4.class, CalculatorWidgetProvider4x4.class, CalculatorWidgetProvider4x5.class);
-	**********************************************************************
-    *
-    *                           FIELDS
-    *
-    **********************************************************************
-    */
 
 	@Nonnull
 	private static volatile Application application;
@@ -166,12 +167,33 @@ public final class App {
 			App.broadcaster = new CalculatorBroadcaster(application);
 			App.vibrator = new Vibrator(application, preferences);
 			App.screenMetrics = new ScreenMetrics(application);
+
+			final List<Class<? extends AppWidgetProvider>> oldNotUsedWidgetClasses = findNotUsedWidgets(application);
+			for (Class<? extends AppWidgetProvider> oldNotUsedWidgetClass : oldNotUsedWidgetClasses) {
+				Android.enableComponent(application, oldNotUsedWidgetClass, false);
+			}
+
 			App.initialized = true;
 		} else {
 			throw new IllegalStateException("Already initialized!");
 		}
 	}
 
+	@Nonnull
+	private static List<Class<? extends AppWidgetProvider>> findNotUsedWidgets(@Nonnull Application application) {
+		final List<Class<? extends AppWidgetProvider>> result = new ArrayList<>();
+
+		final AppWidgetManager widgetManager = AppWidgetManager.getInstance(application);
+		for (Class<? extends AppWidgetProvider> widgetClass : OLD_WIDGETS) {
+			final int ids[] = widgetManager.getAppWidgetIds(new ComponentName(application, widgetClass));
+			if (ids == null || ids.length == 0) {
+				result.add(widgetClass);
+			}
+		}
+
+		return result;
+	}
+
 	private static void checkInit() {
 		if (!initialized) {
 			throw new IllegalStateException("App should be initialized!");

android-app/src/main/java/org/solovyev/android/calculator/external/ExternalCalculatorIntentHandler.java

@@ -1,38 +0,0 @@
-/*
- * Copyright 2013 serso aka se.solovyev
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *    http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- *
- * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
- * Contact details
- *
- * Email: se.solovyev@gmail.com
- * Site:  http://se.solovyev.org
- */
-
-package org.solovyev.android.calculator.external;
-
-import android.content.Context;
-import android.content.Intent;
-
-import javax.annotation.Nonnull;
-
-/**
- * User: serso
- * Date: 11/20/12
- * Time: 10:33 PM
- */
-public interface ExternalCalculatorIntentHandler {
-
-	void onIntent(@Nonnull Context context, @Nonnull Intent intent);
-}

android-app/src/main/java/org/solovyev/android/calculator/widget/BaseCalculatorWidgetProvider.java

@@ -49,7 +49,7 @@ import static org.solovyev.android.calculator.CalculatorReceiver.newButtonClicke
  * Date: 19.10.12
  * Time: 16:18
  */
-abstract class AbstractCalculatorWidgetProvider extends AppWidgetProvider {
+public abstract class BaseCalculatorWidgetProvider extends AppWidgetProvider {
 
 	private static final String TAG = "Calculator++ Widget";
 	private static final int WIDGET_CATEGORY_KEYGUARD = 2;
@@ -75,7 +75,7 @@ abstract class AbstractCalculatorWidgetProvider extends AppWidgetProvider {
 	**********************************************************************
 	*/
 
-	protected AbstractCalculatorWidgetProvider() {
+	protected BaseCalculatorWidgetProvider() {
 	}
 
 	/*
@@ -116,7 +116,7 @@ abstract class AbstractCalculatorWidgetProvider extends AppWidgetProvider {
 	}
 
 	@Nonnull
-	protected Class<? extends AbstractCalculatorWidgetProvider> getComponentClass() {
+	protected Class<? extends BaseCalculatorWidgetProvider> getComponentClass() {
 		return this.getClass();
 	}
 

android-app/src/main/java/org/solovyev/android/calculator/widget/CalculatorWidget.java

@@ -0,0 +1,4 @@
+package org.solovyev.android.calculator.widget;
+
+public class CalculatorWidget extends BaseCalculatorWidgetProvider {
+}

android-app/src/main/java/org/solovyev/android/calculator/widget/CalculatorWidgetProvider.java

@@ -27,5 +27,5 @@ package org.solovyev.android.calculator.widget;
  * Date: 11/18/12
  * Time: 1:00 PM
  */
-public class CalculatorWidgetProvider extends AbstractCalculatorWidgetProvider {
+public class CalculatorWidgetProvider extends BaseCalculatorWidgetProvider {
 }

android-app/src/main/java/org/solovyev/android/calculator/widget/CalculatorWidgetProvider3x4.java

@@ -27,5 +27,5 @@ package org.solovyev.android.calculator.widget;
  * Date: 11/18/12
  * Time: 1:01 PM
  */
-public class CalculatorWidgetProvider3x4 extends AbstractCalculatorWidgetProvider {
+public class CalculatorWidgetProvider3x4 extends BaseCalculatorWidgetProvider {
 }

android-app/src/main/java/org/solovyev/android/calculator/widget/CalculatorWidgetProvider4x4.java

@@ -27,5 +27,5 @@ package org.solovyev.android.calculator.widget;
  * Date: 11/18/12
  * Time: 1:01 PM
  */
-public class CalculatorWidgetProvider4x4 extends AbstractCalculatorWidgetProvider {
+public class CalculatorWidgetProvider4x4 extends BaseCalculatorWidgetProvider {
 }

android-app/src/main/java/org/solovyev/android/calculator/widget/CalculatorWidgetProvider4x5.java

@@ -27,5 +27,5 @@ package org.solovyev.android.calculator.widget;
  * Date: 11/18/12
  * Time: 7:43 PM
  */
-public class CalculatorWidgetProvider4x5 extends AbstractCalculatorWidgetProvider {
+public class CalculatorWidgetProvider4x5 extends BaseCalculatorWidgetProvider {
 }

android-app/src/main/res/xml/calculator_widget_info.xml

@@ -0,0 +1,34 @@
+<?xml version="1.0" encoding="utf-8"?>
+
+<!--
+  ~ Copyright 2013 serso aka se.solovyev
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~    http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License.
+  ~
+  ~ ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+  ~ Contact details
+  ~
+  ~ Email: se.solovyev@gmail.com
+  ~ Site:  http://se.solovyev.org
+  -->
+
+<appwidget-provider xmlns:a="http://schemas.android.com/apk/res/android"
+					a:minWidth="180dp"
+					a:minHeight="180dp"
+					a:initialLayout="@layout/widget_layout"
+					a:initialKeyguardLayout="@layout/widget_layout_lockscreen"
+					a:widgetCategory="home_screen|keyguard"
+					a:previewImage="@drawable/widget_preview"
+					a:resizeMode="horizontal|vertical">
+
+</appwidget-provider>