Add demo for OnboardingFragment

Change-Id: I538ea409fc1cb1c1e6a60fb744b53cbeb4fb9bc1

samples/SupportLeanbackDemos/AndroidManifest.xml

@@ -123,5 +123,13 @@
             android:theme="@style/Theme.Example.Leanback.GuidedStep"
             android:exported="true" />
 
+        <activity android:name=".OnboardingActivity"
+                  android:theme="@style/Theme.Example.Leanback.Onboarding"
+                  android:exported="true" />
+
+        <activity android:name=".OnboardingSupportActivity"
+                  android:theme="@style/Theme.Example.Leanback.Onboarding"
+                  android:exported="true" />
+
     </application>
 </manifest>

samples/SupportLeanbackDemos/generatev4.py

@@ -336,3 +336,30 @@ for line in file:
     outfile.write(line)
 file.close()
 outfile.close()
+
+file = open('src/com/example/android/leanback/OnboardingActivity.java', 'r')
+outfile = open('src/com/example/android/leanback/OnboardingSupportActivity.java', 'w')
+write_java_head(outfile, "OnboardingActivity")
+for line in file:
+    line = line.replace('android.app.Fragment', 'android.support.v4.app.Fragment')
+    line = line.replace('android.app.Activity', 'android.support.v4.app.FragmentActivity')
+    line = line.replace('OnboardingActivity', 'OnboardingSupportActivity')
+    line = line.replace('OnboardingDemoFragment', 'OnboardingDemoSupportFragment')
+    line = line.replace('extends Activity', 'extends FragmentActivity')
+    line = line.replace('getFragmentManager()', 'getSupportFragmentManager()')
+    outfile.write(line)
+file.close()
+outfile.close()
+
+file = open('src/com/example/android/leanback/OnboardingDemoFragment.java', 'r')
+outfile = open('src/com/example/android/leanback/OnboardingDemoSupportFragment.java', 'w')
+write_java_head(outfile, "OnboardingDemoFragment")
+for line in file:
+    line = line.replace('android.app.Fragment', 'android.support.v4.app.Fragment')
+    line = line.replace('import android.app.Activity', 'import android.support.v4.app.FragmentActivity')
+    line = line.replace('OnboardingDemoFragment', 'OnboardingDemoSupportFragment')
+    line = line.replace('OnboardingFragment', 'OnboardingSupportFragment')
+    line = line.replace('OnboardingActivity', 'OnboardingSupportActivity')
+    outfile.write(line)
+file.close()
+outfile.close()

samples/SupportLeanbackDemos/res/layout/onboarding.xml

@@ -0,0 +1,28 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+     Copyright (C) 2016 The Android Open Source Project
+
+     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.
+-->
+
+<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent">
+
+    <fragment
+        android:name="com.example.android.leanback.OnboardingDemoFragment"
+		android:id="@+id/main_onboarding_fragment"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent" />
+
+</FrameLayout>

samples/SupportLeanbackDemos/res/layout/onboarding_image.xml

@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+     Copyright (C) 2016 The Android Open Source Project
+
+     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.
+-->
+
+<ImageView xmlns:android="http://schemas.android.com/apk/res/android"
+    android:id="@+id/image"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:scaleType="fitCenter"
+    android:src="@drawable/bg"/>

samples/SupportLeanbackDemos/res/values/arrays.xml

@@ -0,0 +1,33 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+     Copyright (C) 2016 The Android Open Source Project
+
+     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.
+-->
+
+<resources>
+
+    <!-- Titles in the onboarding page. -->
+    <string-array name="onboarding_page_titles">
+        <item>Onboarding</item>
+        <item>Easy to implement</item>
+        <item>Customize your contents</item>
+    </string-array>
+
+    <!-- Descriptions in the onboarding page. -->
+    <string-array name="onboarding_page_descriptions">
+        <item>Announce your new features.</item>
+        <item>Just override OnbaordingFragment and provide the messages and images.</item>
+        <item>Customize your own logo image, splash animation and the contents animations.</item>
+    </string-array>
+</resources>

samples/SupportLeanbackDemos/res/values/colors.xml

@@ -16,4 +16,5 @@
 <resources>
     <color name="icon_background">#4A4F51</color>
     <color name="icon_alt_background">#2A2F51</color>
+    <color name="page_indicator_dot">#80FFFFFF</color>
 </resources>

samples/SupportLeanbackDemos/res/values/strings.xml

@@ -59,6 +59,9 @@
     <string name="detail_presenter_options_description">Choose Presenter for Details</string>
     <string name="legacydetails_off">Use New DetailsPresenter</string>
     <string name="legacydetails_on">Use Legacy DetailsPresenter</string>
+    <string name="onboarding">Onboarding</string>
+    <string name="onboarding_description">Show onboarding activity.</string>
+    <string name="onboarding_support">Onboarding(support version)</string>
 
     <!-- Strings related to guided sequence activity -->
     <string name="guidedstep_first_title">First</string>

samples/SupportLeanbackDemos/res/values/styles.xml

@@ -47,4 +47,8 @@
         <item name="imageCardViewTitleStyle">@style/MyImageCardViewTitleStyle</item>
     </style>
 
+    <style name="Widget.Example.Leanback.OnboardingLogoStyle" parent="Widget.Leanback.OnboardingLogoStyle">
+        <item name="android:layout_width">192dp</item>
+        <item name="android:layout_height">192dp</item>
+    </style>
 </resources>

samples/SupportLeanbackDemos/res/values/themes.xml

@@ -37,4 +37,8 @@
     </style>
     <style name="Theme.Example.Leanback.GuidedStep.Half" parent="Theme.Leanback.GuidedStep.Half">
     </style>
+    <style name="Theme.Example.Leanback.Onboarding" parent="Theme.Leanback.Onboarding">
+        <item name="onboardingLogoStyle">@style/Widget.Example.Leanback.OnboardingLogoStyle</item>
+        <item name="onboardingNavigatorDotBgColor">@color/page_indicator_dot</item>
+    </style>
 </resources>

samples/SupportLeanbackDemos/src/com/example/android/leanback/MainActivity.java

@@ -104,6 +104,12 @@ public class MainActivity extends Activity {
             addAction(actions, DetailsPresenterSelectionActivity.class,
                     R.string.detail_presenter_options,
                     R.string.detail_presenter_options_description);
+            addAction(actions, OnboardingActivity.class,
+                    R.string.onboarding,
+                    R.string.onboarding_description);
+            addAction(actions, OnboardingSupportActivity.class,
+                    R.string.onboarding_support,
+                    R.string.onboarding_description);
         }
 
         private void addAction(List<GuidedAction> actions, Class cls, int titleRes, int descRes) {

samples/SupportLeanbackDemos/src/com/example/android/leanback/OnboardingActivity.java

@@ -0,0 +1,26 @@
+/*
+ * Copyright (C) 2016 The Android Open Source Project
+ *
+ * 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.
+ */
+package com.example.android.leanback;
+
+import android.app.Activity;
+import android.os.Bundle;
+import android.view.ViewTreeObserver;
+
+public class OnboardingActivity extends Activity {
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.onboarding);
+    }
+}

samples/SupportLeanbackDemos/src/com/example/android/leanback/OnboardingDemoFragment.java

@@ -0,0 +1,135 @@
+/*
+ * Copyright (C) 2014 The Android Open Source Project
+ *
+ * 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.
+ */
+package com.example.android.leanback;
+
+import android.animation.Animator;
+import android.animation.AnimatorListenerAdapter;
+import android.animation.AnimatorSet;
+import android.animation.ObjectAnimator;
+import android.support.v17.leanback.app.OnboardingFragment;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.view.ViewGroup.MarginLayoutParams;
+import android.widget.ImageView;
+
+import java.util.ArrayList;
+
+public class OnboardingDemoFragment extends OnboardingFragment {
+    private static final long ANIMATION_DURATION = 1000;
+
+    private static final int[] CONTENT_IMAGES = {
+            R.drawable.gallery_photo_1,
+            R.drawable.gallery_photo_2,
+            R.drawable.gallery_photo_3
+    };
+    private String[] mTitles;
+    private String[] mDescriptions;
+
+    private View mBackgroundView;
+    private ImageView mContentView;
+    private ImageView mImage1;
+    private ImageView mImage2;
+
+    private Animator mContentAnimator;
+
+    @Override
+    public void onAttach(android.app.Activity activity) {
+        super.onAttach(activity);
+        mTitles = getResources().getStringArray(R.array.onboarding_page_titles);
+        mDescriptions = getResources().getStringArray(R.array.onboarding_page_descriptions);
+    }
+
+    @Override
+    protected int getPageCount() {
+        return mTitles.length;
+    }
+
+    @Override
+    protected CharSequence getPageTitle(int i) {
+        return mTitles[i];
+    }
+
+    @Override
+    protected CharSequence getPageDescription(int i) {
+        return mDescriptions[i];
+    }
+
+    @Override
+    protected View onCreateBackgroundView(LayoutInflater layoutInflater, ViewGroup viewGroup) {
+        mBackgroundView = layoutInflater.inflate(R.layout.onboarding_image, viewGroup, false);
+        return mBackgroundView;
+    }
+
+    @Override
+    protected View onCreateContentView(LayoutInflater layoutInflater, ViewGroup viewGroup) {
+        mContentView = (ImageView) layoutInflater.inflate(R.layout.onboarding_image, viewGroup,
+                false);
+        MarginLayoutParams layoutParams = ((MarginLayoutParams) mContentView.getLayoutParams());
+        layoutParams.topMargin = 30;
+        layoutParams.bottomMargin = 60;
+        return mContentView;
+    }
+
+    @Override
+    protected View onCreateForegroundView(LayoutInflater layoutInflater, ViewGroup viewGroup) {
+        return null;
+    }
+
+    @Override
+    protected Animator onCreateEnterAnimation() {
+        ArrayList<Animator> animators = new ArrayList<>();
+        animators.add(createFadeInAnimator(mBackgroundView));
+        mContentView.setImageResource(CONTENT_IMAGES[0]);
+        mContentAnimator = createFadeInAnimator(mContentView);
+        animators.add(mContentAnimator);
+        AnimatorSet set = new AnimatorSet();
+        set.playTogether(animators);
+        return set;
+    }
+
+    @Override
+    protected void onPageChanged(final int newPage, int previousPage) {
+        if (mContentAnimator != null) {
+            mContentAnimator.end();
+        }
+        ArrayList<Animator> animators = new ArrayList<>();
+        Animator fadeOut = createFadeOutAnimator(mContentView);
+        fadeOut.addListener(new AnimatorListenerAdapter() {
+            @Override
+            public void onAnimationEnd(Animator animation) {
+                mContentView.setImageResource(CONTENT_IMAGES[newPage]);
+            }
+        });
+        animators.add(fadeOut);
+        animators.add(createFadeInAnimator(mContentView));
+        AnimatorSet set = new AnimatorSet();
+        set.playSequentially(animators);
+        set.start();
+        mContentAnimator = set;
+    }
+
+    private Animator createFadeInAnimator(View view) {
+        return ObjectAnimator.ofFloat(view, View.ALPHA, 0.0f, 1.0f).setDuration(ANIMATION_DURATION);
+    }
+
+    private Animator createFadeOutAnimator(View view) {
+        return ObjectAnimator.ofFloat(view, View.ALPHA, 1.0f, 0.0f).setDuration(ANIMATION_DURATION);
+    }
+
+    @Override
+    protected void onFinishFragment() {
+        getActivity().finish();
+    }
+}

samples/SupportLeanbackDemos/src/com/example/android/leanback/OnboardingDemoSupportFragment.java

@@ -0,0 +1,137 @@
+/* This file is auto-generated from OnboardingDemoFragment.java.  DO NOT MODIFY. */
+
+/*
+ * Copyright (C) 2014 The Android Open Source Project
+ *
+ * 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.
+ */
+package com.example.android.leanback;
+
+import android.animation.Animator;
+import android.animation.AnimatorListenerAdapter;
+import android.animation.AnimatorSet;
+import android.animation.ObjectAnimator;
+import android.support.v17.leanback.app.OnboardingSupportFragment;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.view.ViewGroup.MarginLayoutParams;
+import android.widget.ImageView;
+
+import java.util.ArrayList;
+
+public class OnboardingDemoSupportFragment extends OnboardingSupportFragment {
+    private static final long ANIMATION_DURATION = 1000;
+
+    private static final int[] CONTENT_IMAGES = {
+            R.drawable.gallery_photo_1,
+            R.drawable.gallery_photo_2,
+            R.drawable.gallery_photo_3
+    };
+    private String[] mTitles;
+    private String[] mDescriptions;
+
+    private View mBackgroundView;
+    private ImageView mContentView;
+    private ImageView mImage1;
+    private ImageView mImage2;
+
+    private Animator mContentAnimator;
+
+    @Override
+    public void onAttach(android.app.Activity activity) {
+        super.onAttach(activity);
+        mTitles = getResources().getStringArray(R.array.onboarding_page_titles);
+        mDescriptions = getResources().getStringArray(R.array.onboarding_page_descriptions);
+    }
+
+    @Override
+    protected int getPageCount() {
+        return mTitles.length;
+    }
+
+    @Override
+    protected CharSequence getPageTitle(int i) {
+        return mTitles[i];
+    }
+
+    @Override
+    protected CharSequence getPageDescription(int i) {
+        return mDescriptions[i];
+    }
+
+    @Override
+    protected View onCreateBackgroundView(LayoutInflater layoutInflater, ViewGroup viewGroup) {
+        mBackgroundView = layoutInflater.inflate(R.layout.onboarding_image, viewGroup, false);
+        return mBackgroundView;
+    }
+
+    @Override
+    protected View onCreateContentView(LayoutInflater layoutInflater, ViewGroup viewGroup) {
+        mContentView = (ImageView) layoutInflater.inflate(R.layout.onboarding_image, viewGroup,
+                false);
+        MarginLayoutParams layoutParams = ((MarginLayoutParams) mContentView.getLayoutParams());
+        layoutParams.topMargin = 30;
+        layoutParams.bottomMargin = 60;
+        return mContentView;
+    }
+
+    @Override
+    protected View onCreateForegroundView(LayoutInflater layoutInflater, ViewGroup viewGroup) {
+        return null;
+    }
+
+    @Override
+    protected Animator onCreateEnterAnimation() {
+        ArrayList<Animator> animators = new ArrayList<>();
+        animators.add(createFadeInAnimator(mBackgroundView));
+        mContentView.setImageResource(CONTENT_IMAGES[0]);
+        mContentAnimator = createFadeInAnimator(mContentView);
+        animators.add(mContentAnimator);
+        AnimatorSet set = new AnimatorSet();
+        set.playTogether(animators);
+        return set;
+    }
+
+    @Override
+    protected void onPageChanged(final int newPage, int previousPage) {
+        if (mContentAnimator != null) {
+            mContentAnimator.end();
+        }
+        ArrayList<Animator> animators = new ArrayList<>();
+        Animator fadeOut = createFadeOutAnimator(mContentView);
+        fadeOut.addListener(new AnimatorListenerAdapter() {
+            @Override
+            public void onAnimationEnd(Animator animation) {
+                mContentView.setImageResource(CONTENT_IMAGES[newPage]);
+            }
+        });
+        animators.add(fadeOut);
+        animators.add(createFadeInAnimator(mContentView));
+        AnimatorSet set = new AnimatorSet();
+        set.playSequentially(animators);
+        set.start();
+        mContentAnimator = set;
+    }
+
+    private Animator createFadeInAnimator(View view) {
+        return ObjectAnimator.ofFloat(view, View.ALPHA, 0.0f, 1.0f).setDuration(ANIMATION_DURATION);
+    }
+
+    private Animator createFadeOutAnimator(View view) {
+        return ObjectAnimator.ofFloat(view, View.ALPHA, 1.0f, 0.0f).setDuration(ANIMATION_DURATION);
+    }
+
+    @Override
+    protected void onFinishFragment() {
+        getActivity().finish();
+    }
+}

samples/SupportLeanbackDemos/src/com/example/android/leanback/OnboardingSupportActivity.java

@@ -0,0 +1,28 @@
+/* This file is auto-generated from OnboardingActivity.java.  DO NOT MODIFY. */
+
+/*
+ * Copyright (C) 2016 The Android Open Source Project
+ *
+ * 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.
+ */
+package com.example.android.leanback;
+
+import android.support.v4.app.FragmentActivity;
+import android.os.Bundle;
+import android.view.ViewTreeObserver;
+
+public class OnboardingSupportActivity extends FragmentActivity {
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.onboarding);
+    }
+}