Updating PendingAppWidgetHostView to load icon on the background thread

Bug: 21325319
Change-Id: I0886eec5a3f36f5e1ac18020c54891a56bdb5ed2

src/com/android/launcher3/BubbleTextView.java

@@ -38,6 +38,7 @@ import android.view.ViewParent;
 import android.widget.TextView;
 
 import com.android.launcher3.IconCache.IconLoadRequest;
+import com.android.launcher3.IconCache.ItemInfoUpdateReceiver;
 import com.android.launcher3.folder.FolderIcon;
 import com.android.launcher3.graphics.DrawableFactory;
 import com.android.launcher3.graphics.HolographicOutlineHelper;
@@ -51,7 +52,7 @@ import java.text.NumberFormat;
  * too aggressive.
  */
 public class BubbleTextView extends TextView
-        implements BaseRecyclerViewFastScrollBar.FastScrollFocusableView {
+        implements BaseRecyclerViewFastScrollBar.FastScrollFocusableView, ItemInfoUpdateReceiver {
 
     private static SparseArray<Theme> sPreloaderThemes = new SparseArray<Theme>(2);
 
@@ -540,7 +541,8 @@ public class BubbleTextView extends TextView
     /**
      * Applies the item info if it is same as what the view is pointing to currently.
      */
-    public void reapplyItemInfo(final ItemInfo info) {
+    @Override
+    public void reapplyItemInfo(ItemInfoWithIcon info) {
         if (getTag() == info) {
             FastBitmapDrawable.State prevState = FastBitmapDrawable.State.NORMAL;
             if (mIcon instanceof FastBitmapDrawable) {
@@ -582,20 +584,8 @@ public class BubbleTextView extends TextView
             mIconLoadRequest.cancel();
             mIconLoadRequest = null;
         }
-        if (getTag() instanceof AppInfo) {
+        if (getTag() instanceof ItemInfoWithIcon) {
-            AppInfo info = (AppInfo) getTag();
+            ItemInfoWithIcon info = (ItemInfoWithIcon) getTag();
-            if (info.usingLowResIcon) {
-                mIconLoadRequest = LauncherAppState.getInstance().getIconCache()
-                        .updateIconInBackground(BubbleTextView.this, info);
-            }
-        } else if (getTag() instanceof ShortcutInfo) {
-            ShortcutInfo info = (ShortcutInfo) getTag();
-            if (info.usingLowResIcon) {
-                mIconLoadRequest = LauncherAppState.getInstance().getIconCache()
-                        .updateIconInBackground(BubbleTextView.this, info);
-            }
-        } else if (getTag() instanceof PackageItemInfo) {
-            PackageItemInfo info = (PackageItemInfo) getTag();
             if (info.usingLowResIcon) {
                 mIconLoadRequest = LauncherAppState.getInstance().getIconCache()
                         .updateIconInBackground(BubbleTextView.this, info);

src/com/android/launcher3/IconCache.java

@@ -406,13 +406,14 @@ public class IconCache {
      * Fetches high-res icon for the provided ItemInfo and updates the caller when done.
      * @return a request ID that can be used to cancel the request.
      */
-    public IconLoadRequest updateIconInBackground(final BubbleTextView caller, final ItemInfo info) {
+    public IconLoadRequest updateIconInBackground(final ItemInfoUpdateReceiver caller,
+            final ItemInfoWithIcon info) {
         Runnable request = new Runnable() {
 
             @Override
             public void run() {
                 if (info instanceof AppInfo || info instanceof ShortcutInfo) {
-                    getTitleAndIcon((ItemInfoWithIcon) info, false);
+                    getTitleAndIcon(info, false);
                 } else if (info instanceof PackageItemInfo) {
                     getTitleAndIconForApp((PackageItemInfo) info, false);
                 }
@@ -429,20 +430,6 @@ public class IconCache {
         return new IconLoadRequest(request, mWorkerHandler);
     }
 
-    /**
-     * Returns a high res icon for the given intent and user
-     */
-    public synchronized Bitmap getIcon(Intent intent, UserHandle user) {
-        ComponentName component = intent.getComponent();
-        // null info means not installed, but if we have a component from the intent then
-        // we should still look in the cache for restored app icons.
-        if (component == null) {
-            return getDefaultIcon(user);
-        }
-        return cacheLocked(component, new ActivityInfoProvider(intent, user),
-                user, true, false /* useLowRes */).icon;
-    }
-
     /**
      * Updates {@param application} only if a valid entry is found.
      */
@@ -528,7 +515,7 @@ public class IconCache {
      */
     protected CacheEntry cacheLocked(
             @NonNull ComponentName componentName,
-            @NonNull Provider<LauncherActivityInfoCompat> infoProfider,
+            @NonNull Provider<LauncherActivityInfoCompat> infoProvider,
             UserHandle user, boolean usePackageIcon, boolean useLowResIcon) {
         ComponentKey cacheKey = new ComponentKey(componentName, user);
         CacheEntry entry = mCache.get(cacheKey);
@@ -541,7 +528,7 @@ public class IconCache {
             boolean providerFetchedOnce = false;
 
             if (!getEntryFromDB(cacheKey, entry, useLowResIcon) || DEBUG_IGNORE_CACHE) {
-                info = infoProfider.get();
+                info = infoProvider.get();
                 providerFetchedOnce = true;
 
                 if (info != null) {
@@ -570,7 +557,7 @@ public class IconCache {
 
             if (TextUtils.isEmpty(entry.title)) {
                 if (info == null && !providerFetchedOnce) {
-                    info = infoProfider.get();
+                    info = infoProvider.get();
                     providerFetchedOnce = true;
                 }
                 if (info != null) {
@@ -868,4 +855,12 @@ public class IconCache {
             return mLauncherApps.resolveActivity(mIntent, mUser);
         }
     }
+
+    /**
+     * Interface for receiving itemInfo with high-res icon.
+     */
+    public interface ItemInfoUpdateReceiver {
+
+        void reapplyItemInfo(ItemInfoWithIcon info);
+    }
 }

src/com/android/launcher3/PendingAppWidgetHostView.java

@@ -17,7 +17,6 @@
 package com.android.launcher3;
 
 import android.content.Context;
-import android.content.Intent;
 import android.content.res.Resources.Theme;
 import android.graphics.Bitmap;
 import android.graphics.Canvas;
@@ -35,8 +34,11 @@ import android.view.View;
 import android.view.View.OnClickListener;
 
 import com.android.launcher3.graphics.DrawableFactory;
+import com.android.launcher3.IconCache.ItemInfoUpdateReceiver;
+import com.android.launcher3.model.PackageItemInfo;
 
-public class PendingAppWidgetHostView extends LauncherAppWidgetHostView implements OnClickListener {
+public class PendingAppWidgetHostView extends LauncherAppWidgetHostView
+        implements OnClickListener, ItemInfoUpdateReceiver {
     private static final float SETUP_ICON_SIZE_FACTOR = 2f / 5;
     private static final float MIN_SATUNATION = 0.7f;
 
@@ -47,7 +49,6 @@ public class PendingAppWidgetHostView extends LauncherAppWidgetHostView implemen
     private OnClickListener mClickListener;
     private final LauncherAppWidgetInfo mInfo;
     private final int mStartState;
-    private final Intent mIconLookupIntent;
     private final boolean mDisabledForSafeMode;
     private Launcher mLauncher;
 
@@ -68,7 +69,6 @@ public class PendingAppWidgetHostView extends LauncherAppWidgetHostView implemen
         mLauncher = Launcher.getLauncher(context);
         mInfo = info;
         mStartState = info.restoreStatus;
-        mIconLookupIntent = new Intent().setComponent(info.providerName);
         mDisabledForSafeMode = disabledForSafeMode;
 
         mPaint = new TextPaint();
@@ -79,9 +79,13 @@ public class PendingAppWidgetHostView extends LauncherAppWidgetHostView implemen
         setWillNotDraw(false);
 
         setElevation(getResources().getDimension(R.dimen.pending_widget_elevation));
-        updateIcon(cache);
         updateAppWidget(null);
         setOnClickListener(mLauncher);
+
+        // Load icon
+        PackageItemInfo item = new PackageItemInfo(info.providerName.getPackageName());
+        item.user = info.user;
+        cache.updateIconInBackground(this, item);
     }
 
     @Override
@@ -117,8 +121,9 @@ public class PendingAppWidgetHostView extends LauncherAppWidgetHostView implemen
         mDrawableSizeChanged = true;
     }
 
-    private void updateIcon(IconCache cache) {
+    @Override
-        Bitmap icon = cache.getIcon(mIconLookupIntent, mInfo.user);
+    public void reapplyItemInfo(ItemInfoWithIcon info) {
+        Bitmap icon = info.iconBitmap;
         if (mIcon == icon) {
             return;
         }
@@ -157,6 +162,7 @@ public class PendingAppWidgetHostView extends LauncherAppWidgetHostView implemen
             }
             mDrawableSizeChanged = true;
         }
+        invalidate();
     }
 
     private void updateSettingColor() {

src/com/android/launcher3/model/PackageItemInfo.java

@@ -28,7 +28,7 @@ public class PackageItemInfo extends ItemInfoWithIcon {
      */
     public String packageName;
 
-    PackageItemInfo(String packageName) {
+    public PackageItemInfo(String packageName) {
         this.packageName = packageName;
     }