Merge "Adding differnet PageFragment samples to ShowcaseApp." into nyc-dev

samples/SupportLeanbackShowcase/app/src/main/java/android/support/v17/leanback/supportleanbackshowcase/app/page/PageAndListRowFragment.java

@@ -1,30 +1,40 @@
 package android.support.v17.leanback.supportleanbackshowcase.app.page;
 
+import android.app.Activity;
 import android.app.Fragment;
 import android.os.Bundle;
 import android.os.Handler;
+import android.support.v17.leanback.app.BackgroundManager;
 import android.support.v17.leanback.app.BrowseFragment;
 import android.support.v17.leanback.app.RowsFragment;
+import android.support.v17.leanback.app.VerticalGridFragment;
 import android.support.v17.leanback.supportleanbackshowcase.R;
 import android.support.v17.leanback.supportleanbackshowcase.app.details.ShadowRowPresenterSelector;
 import android.support.v17.leanback.supportleanbackshowcase.cards.presenters.CardPresenterSelector;
+import android.support.v17.leanback.supportleanbackshowcase.cards.presenters.IconCardPresenter;
 import android.support.v17.leanback.supportleanbackshowcase.models.Card;
 import android.support.v17.leanback.supportleanbackshowcase.models.CardRow;
 import android.support.v17.leanback.supportleanbackshowcase.utils.CardListRow;
 import android.support.v17.leanback.supportleanbackshowcase.utils.Utils;
 import android.support.v17.leanback.widget.ArrayObjectAdapter;
+import android.support.v17.leanback.widget.FocusHighlight;
 import android.support.v17.leanback.widget.HeaderItem;
 import android.support.v17.leanback.widget.ListRow;
 import android.support.v17.leanback.widget.ListRowPresenter;
 import android.support.v17.leanback.widget.OnItemViewClickedListener;
+import android.support.v17.leanback.widget.OnItemViewSelectedListener;
 import android.support.v17.leanback.widget.PageRow;
 import android.support.v17.leanback.widget.Presenter;
 import android.support.v17.leanback.widget.PresenterSelector;
 import android.support.v17.leanback.widget.Row;
 import android.support.v17.leanback.widget.RowPresenter;
+import android.support.v17.leanback.widget.VerticalGridPresenter;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
+import android.webkit.WebView;
+import android.webkit.WebViewClient;
+import android.widget.FrameLayout;
 import android.widget.Toast;
 import com.google.gson.Gson;
 
@@ -38,12 +48,14 @@ public class PageAndListRowFragment extends BrowseFragment {
     private static final long HEADER_ID_2 = 2;
     private static final String HEADER_NAME_2 = "Rows Fragment";
     private static final long HEADER_ID_3 = 3;
-    private static final String HEADER_NAME_3 = "Another page fragment";
+    private static final String HEADER_NAME_3 = "Settings Fragment";
+    private static final long HEADER_ID_4 = 4;
+    private static final String HEADER_NAME_4 = "User agreement Fragment";
+    private BackgroundManager mBackgroundManager;
+
     private ArrayObjectAdapter mRowsAdapter;
 
     public PageAndListRowFragment() {
-        getMainFragmentRegistry().registerFragment(PageRow.class,
-                new PageRowFragmentFactory());
     }
 
     @Override
@@ -51,6 +63,10 @@ public class PageAndListRowFragment extends BrowseFragment {
         super.onCreate(savedInstanceState);
         setupUi();
         loadData();
+        mBackgroundManager = BackgroundManager.getInstance(getActivity());
+        mBackgroundManager.attach(getActivity().getWindow());
+        getMainFragmentRegistry().registerFragment(PageRow.class,
+                new PageRowFragmentFactory(mBackgroundManager));
     }
 
     private void setupUi() {
@@ -98,19 +114,34 @@ public class PageAndListRowFragment extends BrowseFragment {
         HeaderItem headerItem3 = new HeaderItem(HEADER_ID_3, HEADER_NAME_3);
         PageRow pageRow3 = new PageRow(headerItem3);
         mRowsAdapter.add(pageRow3);
+
+        HeaderItem headerItem4 = new HeaderItem(HEADER_ID_4, HEADER_NAME_4);
+        PageRow pageRow4 = new PageRow(headerItem4);
+        mRowsAdapter.add(pageRow4);
     }
 
     private static class PageRowFragmentFactory extends BrowseFragment.FragmentFactory {
+        private final BackgroundManager mBackgroundManager;
+
+        PageRowFragmentFactory(BackgroundManager backgroundManager) {
+            this.mBackgroundManager = backgroundManager;
+        }
 
         @Override
         public Fragment createFragment(Object rowObj) {
             Row row = (Row)rowObj;
-            if (row.getHeaderItem().getId() == HEADER_ID_1
-                    || row.getHeaderItem().getId() == HEADER_ID_3) {
-                return new SampleFragmentA();
-            } else {
+            mBackgroundManager.setDrawable(null);
+            if (row.getHeaderItem().getId() == HEADER_ID_1) {
+                return new SampleFragmentA(mBackgroundManager);
+            } else if (row.getHeaderItem().getId() == HEADER_ID_2) {
                 return new SampleFragmentB();
+            } else if (row.getHeaderItem().getId() == HEADER_ID_3) {
+                return new SettingsFragment();
+            } else if (row.getHeaderItem().getId() == HEADER_ID_4) {
+                return new WebViewFragment();
             }
+
+            throw new IllegalArgumentException(String.format("Invalid row %s", rowObj));
         }
     }
 
@@ -118,47 +149,89 @@ public class PageAndListRowFragment extends BrowseFragment {
 
         public PageFragmentAdapterImpl(SampleFragmentA fragment) {
             super(fragment);
-            setScalingEnabled(true);
-        }
-
-        @Override
-        public void setEntranceTransitionState(boolean state) {
-            getFragment().setEntranceTransitionState(state);
         }
     }
 
     /**
      * Simple page fragment implementation.
      */
-    public static class SampleFragmentA extends Fragment implements MainFragmentAdapterProvider {
+    public static class SampleFragmentA extends VerticalGridFragment
+            implements MainFragmentAdapterProvider {
+
+        private static final int COLUMNS = 4;
         private final MainFragmentAdapter mMainFragmentAdapter =
                 new PageAndListRowFragment.PageFragmentAdapterImpl(this);
-        private boolean mEntranceTransitionState = true;
+        private final int ZOOM_FACTOR = FocusHighlight.ZOOM_FACTOR_SMALL;
+        private final BackgroundManager mBackgroundManager;
+        private ArrayObjectAdapter mAdapter;
 
-        @Override
-        public View onCreateView(
-                LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
-            return inflater.inflate(R.layout.page_fragment, container, false);
+        public SampleFragmentA(BackgroundManager backgroundManager) {
+            this.mBackgroundManager  = backgroundManager;
         }
 
-        public void setEntranceTransitionState(boolean state) {
-            mEntranceTransitionState = state;
-            View view = getView();
-            if (view == null) {
-                return;
-            }
+        @Override
+        public void onCreate(Bundle savedInstanceState) {
+            super.onCreate(savedInstanceState);
+            setupAdapter();
+        }
 
-            int visibility = state ? View.VISIBLE : View.INVISIBLE;
-            view.findViewById(R.id.tv1).setVisibility(visibility);
-            view.findViewById(R.id.tv2).setVisibility(visibility);
-            view.findViewById(R.id.tv3).setVisibility(visibility);
+        private void setupAdapter() {
+            VerticalGridPresenter presenter = new VerticalGridPresenter(ZOOM_FACTOR);
+            presenter.setNumberOfColumns(COLUMNS);
+            setGridPresenter(presenter);
+
+            CardPresenterSelector cardPresenter = new CardPresenterSelector(getActivity());
+            mAdapter = new ArrayObjectAdapter(cardPresenter);
+            setAdapter(mAdapter);
+
+            setOnItemViewSelectedListener(new OnItemViewSelectedListener() {
+                @Override
+                public void onItemSelected(
+                        Presenter.ViewHolder itemViewHolder,
+                        Object item,
+                        RowPresenter.ViewHolder rowViewHolder,
+                        Row row) {
+
+                    Card card = (Card)item;
+                    if(card.getLocalImageResourceName() != null) {
+                        int resourceId = getActivity().getResources().getIdentifier(
+                                card.getLocalImageResourceName(),
+                                "drawable",
+                                getActivity().getPackageName());
+
+                        mBackgroundManager.setDrawable(getResources().getDrawable(resourceId));
+                    }
+                }
+            });
+
+            prepareEntranceTransition();
+
+            new Handler().postDelayed(new Runnable() {
+                @Override
+                public void run() {
+                    loadData();
+                    startEntranceTransition();
+                }
+            }, 200);
         }
 
         @Override
         public void onViewCreated(View view, Bundle savedInstanceState) {
             super.onViewCreated(view, savedInstanceState);
-            setEntranceTransitionState(mEntranceTransitionState);
-            mMainFragmentAdapter.getFragmentHost().notifyViewCreated(mMainFragmentAdapter);
+            getMainFragmentAdapter().getFragmentHost().notifyViewCreated(mMainFragmentAdapter);
+        }
+
+        private void loadData() {
+            String json = Utils.inputStreamToString(getResources().openRawResource(
+                    R.raw.grid_example));
+            CardRow cardRow = new Gson().fromJson(json, CardRow.class);
+            mAdapter.addAll(0, cardRow.getCards());
+        }
+
+        @Override
+        public View onCreateView(
+                LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
+            return super.onCreateView(inflater, container, savedInstanceState);
         }
 
         @Override
@@ -176,13 +249,6 @@ public class PageAndListRowFragment extends BrowseFragment {
         public SampleFragmentB() {
             mRowsAdapter = new ArrayObjectAdapter(new ShadowRowPresenterSelector());
 
-            new Handler().postDelayed(new Runnable() {
-                @Override
-                public void run() {
-                    createRows();
-                }
-            }, 200);
-
             setAdapter(mRowsAdapter);
             setOnItemViewClickedListener(new OnItemViewClickedListener() {
                 @Override
@@ -197,6 +263,18 @@ public class PageAndListRowFragment extends BrowseFragment {
             });
         }
 
+
+        @Override
+        public void onAttach(Activity activity) {
+            super.onAttach(activity);
+            new Handler().postDelayed(new Runnable() {
+                @Override
+                public void run() {
+                    createRows();
+                }
+            }, 200);
+        }
+
         private void createRows() {
             if (isAdded()) {
                 String json = Utils.inputStreamToString(getResources().openRawResource(
@@ -219,4 +297,77 @@ public class PageAndListRowFragment extends BrowseFragment {
             return new CardListRow(headerItem, adapter, cardRow);
         }
     }
+
+    public static class SettingsFragment extends RowsFragment {
+        private final ArrayObjectAdapter mRowsAdapter;
+
+        public SettingsFragment() {
+            ListRowPresenter selector = new ListRowPresenter();
+            selector.setNumRows(2);
+            mRowsAdapter = new ArrayObjectAdapter(selector);
+            setAdapter(mRowsAdapter);
+        }
+
+        @Override
+        public void onAttach(Activity activity) {
+            super.onAttach(activity);
+            new Handler().postDelayed(new Runnable() {
+                @Override
+                public void run() {
+                    loadData();
+                }
+            }, 200);
+        }
+
+        private void loadData() {
+            if (isAdded()) {
+                String json = Utils.inputStreamToString(getResources().openRawResource(
+                        R.raw.icon_example));
+                CardRow cardRow = new Gson().fromJson(json, CardRow.class);
+                mRowsAdapter.add(createCardRow(cardRow));
+            }
+        }
+
+        private ListRow createCardRow(CardRow cardRow) {
+            SettingsIconPresenter iconCardPresenter = new SettingsIconPresenter(getActivity());
+            ArrayObjectAdapter adapter = new ArrayObjectAdapter(iconCardPresenter);
+            for(Card card : cardRow.getCards()) {
+                adapter.add(card);
+            }
+
+            HeaderItem headerItem = new HeaderItem(cardRow.getTitle());
+            return new CardListRow(headerItem, adapter, cardRow);
+        }
+    }
+
+    public static class WebViewFragment extends Fragment implements MainFragmentAdapterProvider {
+        private MainFragmentAdapter mMainFragmentAdapter = new MainFragmentAdapter(this);
+        private WebView mWebview;
+
+        @Override
+        public MainFragmentAdapter getMainFragmentAdapter() {
+            return mMainFragmentAdapter;
+        }
+
+        @Override
+        public View onCreateView(
+                LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
+            FrameLayout root = new FrameLayout(getActivity());
+            FrameLayout.LayoutParams lp = new FrameLayout.LayoutParams(
+                    FrameLayout.LayoutParams.MATCH_PARENT,
+                    FrameLayout.LayoutParams.MATCH_PARENT);
+            lp.setMarginStart(32);
+            mWebview = new WebView(getActivity());
+            mWebview.setWebViewClient(new WebViewClient());
+            mWebview.getSettings().setJavaScriptEnabled(true);
+            root.addView(mWebview, lp);
+            return root;
+        }
+
+        @Override
+        public void onResume() {
+            super.onResume();
+            mWebview.loadUrl("https://www.google.com/policies/terms");
+        }
+    }
 }

samples/SupportLeanbackShowcase/app/src/main/java/android/support/v17/leanback/supportleanbackshowcase/app/page/SettingsIconPresenter.java

@@ -0,0 +1,39 @@
+package android.support.v17.leanback.supportleanbackshowcase.app.page;
+
+import android.content.Context;
+import android.support.v17.leanback.supportleanbackshowcase.R;
+import android.support.v17.leanback.supportleanbackshowcase.cards.presenters.ImageCardViewPresenter;
+import android.support.v17.leanback.widget.ImageCardView;
+import android.view.View;
+import android.widget.ImageView;
+
+/**
+ * Simple presenter implementation to represent settings icon as cards.
+ */
+public class SettingsIconPresenter extends ImageCardViewPresenter {
+
+    public SettingsIconPresenter(Context context) {
+        super(context, R.style.IconCardTheme);
+    }
+
+    @Override
+    protected ImageCardView onCreateView() {
+        final ImageCardView imageCardView = super.onCreateView();
+        imageCardView.setOnFocusChangeListener(new View.OnFocusChangeListener() {
+            @Override
+            public void onFocusChange(View v, boolean hasFocus) {
+                if (hasFocus) {
+                    setImageBackground(imageCardView, R.color.settings_card_background_focussed);
+                } else {
+                    setImageBackground(imageCardView, R.color.settings_card_background);
+                }
+            }
+        });
+        setImageBackground(imageCardView, R.color.settings_card_background);
+        return imageCardView;
+    }
+
+    private void setImageBackground(ImageCardView imageCardView, int colorId) {
+        imageCardView.setBackgroundColor(getContext().getResources().getColor(colorId));
+    }
+}

samples/SupportLeanbackShowcase/app/src/main/java/android/support/v17/leanback/supportleanbackshowcase/cards/presenters/IconCardPresenter.java

@@ -14,7 +14,9 @@
 
 package android.support.v17.leanback.supportleanbackshowcase.cards.presenters;
 
+import android.animation.ObjectAnimator;
 import android.content.Context;
+import android.graphics.drawable.Drawable;
 import android.support.v17.leanback.supportleanbackshowcase.R;
 import android.support.v17.leanback.widget.ImageCardView;
 import android.view.View;
@@ -26,6 +28,7 @@ import android.widget.ImageView;
  * menu.
  */
 public class IconCardPresenter extends ImageCardViewPresenter {
+    private static final int ANIMATION_DURATION = 200;
 
     public IconCardPresenter(Context context) {
         super(context, R.style.IconCardTheme);
@@ -35,17 +38,22 @@ public class IconCardPresenter extends ImageCardViewPresenter {
     protected ImageCardView onCreateView() {
         final ImageCardView imageCardView = super.onCreateView();
         final ImageView image = imageCardView.getMainImageView();
+        image.setBackgroundResource(R.drawable.icon_focused);
+        image.getBackground().setAlpha(0);
         imageCardView.setOnFocusChangeListener(new View.OnFocusChangeListener() {
             @Override
             public void onFocusChange(View v, boolean hasFocus) {
-                if (hasFocus) {
-                    image.setBackgroundResource(R.drawable.icon_focused);
-                } else {
-                    image.setBackground(null);
-                }
+                animateIconBackground(image.getBackground(), hasFocus);
             }
         });
         return imageCardView;
     }
 
+    private void animateIconBackground(Drawable drawable, boolean hasFocus) {
+        if (hasFocus) {
+            ObjectAnimator.ofInt(drawable, "alpha", 0, 255).setDuration(ANIMATION_DURATION).start();
+        } else {
+            ObjectAnimator.ofInt(drawable, "alpha", 255, 0).setDuration(ANIMATION_DURATION).start();
+        }
+    }
 }

samples/SupportLeanbackShowcase/app/src/main/java/android/support/v17/leanback/supportleanbackshowcase/cards/presenters/ImageCardViewPresenter.java

@@ -20,6 +20,8 @@ import android.support.v17.leanback.supportleanbackshowcase.models.Card;
 import android.support.v17.leanback.widget.ImageCardView;
 import android.view.ContextThemeWrapper;
 
+import android.view.View;
+import android.widget.Toast;
 import com.squareup.picasso.Picasso;
 
 /**
@@ -39,7 +41,14 @@ public class ImageCardViewPresenter extends AbstractCardPresenter<ImageCardView>
 
     @Override
     protected ImageCardView onCreateView() {
-        return new ImageCardView(getContext());
+        ImageCardView imageCardView = new ImageCardView(getContext());
+        imageCardView.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                Toast.makeText(getContext(), "Clicked on ImageCardView", Toast.LENGTH_SHORT).show();
+            }
+        });
+        return imageCardView;
     }
 
     @Override

samples/SupportLeanbackShowcase/app/src/main/res/raw/icon_example.json

@@ -0,0 +1,65 @@
+{
+  "title": "Icon",
+  "cards": [
+      {
+        "type": "ICON",
+        "title": "Settings",
+        "localImageResource": "ic_settings_settings"
+      },
+      {
+        "type": "ICON",
+        "title": "WiFi",
+        "localImageResource": "ic_settings_wifi_3_bar"
+      },
+      {
+        "type": "ICON",
+        "title": "Parental Control",
+        "localImageResource": "ic_settings_parental_control"
+      },
+      {
+        "type": "ICON",
+        "title": "Time",
+        "localImageResource": "ic_settings_time"
+      },
+      {
+        "type": "ICON",
+        "title": "Input connection",
+        "localImageResource": "icon_01"
+      },
+      {
+        "type": "ICON",
+        "title": "Hdmi",
+        "localImageResource": "icon_02"
+      },
+      {
+        "type": "ICON",
+        "title": "Overscan",
+        "localImageResource": "icon_03"
+      },
+      {
+        "type": "ICON",
+        "title": "Remote",
+        "localImageResource": "icon_04"
+      },
+      {
+        "type": "ICON",
+        "title": "Ethernet",
+        "localImageResource": "icon_05"
+      },
+      {
+        "type": "ICON",
+        "title": "Voice",
+        "localImageResource": "icon_06"
+      },
+      {
+        "type": "ICON",
+        "title": "Brightness",
+        "localImageResource": "icon_07"
+      },
+      {
+        "type": "ICON",
+        "title": "Antenna",
+        "localImageResource": "icon_08"
+      }
+    ]
+}

samples/SupportLeanbackShowcase/app/src/main/res/values/colors.xml

@@ -45,4 +45,6 @@
     <color name="app_guidedstep_actions_background">#C03800</color>
     <color name="app_guidedstep_subactions_background">#C03800</color>
     <color name="app_guidedstep_dialog_actions_background">#263238</color>
+    <color name="settings_card_background">#0277BD</color>
+    <color name="settings_card_background_focussed">#01579B</color>
 </resources>