Render user's actual workspace in ThemePicker preview (Part 2)

With this change, we can also render folders in preview. It's built on top of part 1.

Test: Go to grid options, choose a different grid option, and see user's workspace rendered in the preview
Bug: 144052839
Change-Id: Iaf6d8af6b909ece4147ea250d95dec3d2c0019d3

quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/PredictedAppIcon.java

@@ -47,7 +47,7 @@ public class PredictedAppIcon extends DoubleShadowBubbleTextView {
 
     private static final float RING_EFFECT_RATIO = 0.11f;
 
-    private DeviceProfile mDeviceProfile;
+    private final DeviceProfile mDeviceProfile;
     private final Paint mIconRingPaint = new Paint(Paint.ANTI_ALIAS_FLAG);
     private boolean mIsPinned = false;
     private int mNormalizedIconRadius;
@@ -65,7 +65,7 @@ public class PredictedAppIcon extends DoubleShadowBubbleTextView {
         mDeviceProfile = Launcher.getLauncher(context).getDeviceProfile();
         mNormalizedIconRadius = IconNormalizer.getNormalizedCircleSize(getIconSize()) / 2;
         setOnClickListener(ItemClickHandler.INSTANCE);
-        setOnFocusChangeListener(Launcher.getLauncher(context).mFocusHandler);
+        setOnFocusChangeListener(Launcher.getLauncher(context).getFocusHandler());
     }
 
     @Override

src/com/android/launcher3/Launcher.java

@@ -307,7 +307,7 @@ public class Launcher extends BaseDraggingActivity implements LauncherExterns,
     // Request id for any pending activity result
     protected int mPendingActivityRequestCode = -1;
 
-    public ViewGroupFocusHelper mFocusHandler;
+    private ViewGroupFocusHelper mFocusHandler;
 
     private RotationHelper mRotationHelper;
 
@@ -617,6 +617,10 @@ public class Launcher extends BaseDraggingActivity implements LauncherExterns,
         return mRotationHelper;
     }
 
+    public ViewGroupFocusHelper getFocusHandler() {
+        return mFocusHandler;
+    }
+
     public LauncherStateManager getStateManager() {
         return mStateManager;
     }
@@ -1740,7 +1744,7 @@ public class Launcher extends BaseDraggingActivity implements LauncherExterns,
         getModelWriter().addItemToDatabase(folderInfo, container, screenId, cellX, cellY);
 
         // Create the view
-        FolderIcon newFolder = FolderIcon.fromXml(R.layout.folder_icon, this, layout, folderInfo);
+        FolderIcon newFolder = FolderIcon.inflateFolderAndIcon(R.layout.folder_icon, this, layout, folderInfo);
         mWorkspace.addInScreen(newFolder, folderInfo);
         // Force measure the new folder icon
         CellLayout parent = mWorkspace.getParentCellLayoutForView(newFolder);
@@ -2101,7 +2105,7 @@ public class Launcher extends BaseDraggingActivity implements LauncherExterns,
                     break;
                 }
                 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER: {
-                    view = FolderIcon.fromXml(R.layout.folder_icon, this,
+                    view = FolderIcon.inflateFolderAndIcon(R.layout.folder_icon, this,
                             (ViewGroup) workspace.getChildAt(workspace.getCurrentPage()),
                             (FolderInfo) item);
                     break;

src/com/android/launcher3/Workspace.java

@@ -83,7 +83,6 @@ import com.android.launcher3.logging.UserEventDispatcher;
 import com.android.launcher3.pageindicators.WorkspacePageIndicator;
 import com.android.launcher3.popup.PopupContainerWithArrow;
 import com.android.launcher3.shortcuts.ShortcutDragPreviewProvider;
-import com.android.launcher3.testing.TestProtocol;
 import com.android.launcher3.touch.WorkspaceTouchListener;
 import com.android.launcher3.userevent.nano.LauncherLogProto.Action;
 import com.android.launcher3.userevent.nano.LauncherLogProto.ContainerType;
@@ -2547,7 +2546,7 @@ public class Workspace extends PagedView<WorkspacePageIndicator>
                     view = mLauncher.createShortcut(cellLayout, (WorkspaceItemInfo) info);
                     break;
                 case LauncherSettings.Favorites.ITEM_TYPE_FOLDER:
-                    view = FolderIcon.fromXml(R.layout.folder_icon, mLauncher, cellLayout,
+                    view = FolderIcon.inflateFolderAndIcon(R.layout.folder_icon, mLauncher, cellLayout,
                             (FolderInfo) info);
                     break;
                 default:

src/com/android/launcher3/folder/FolderIcon.java

@@ -67,6 +67,7 @@ import com.android.launcher3.icons.DotRenderer;
 import com.android.launcher3.touch.ItemClickHandler;
 import com.android.launcher3.util.Executors;
 import com.android.launcher3.util.Thunk;
+import com.android.launcher3.views.ActivityContext;
 import com.android.launcher3.views.IconLabelDotView;
 import com.android.launcher3.widget.PendingAddShortcutInfo;
 
@@ -79,7 +80,7 @@ import java.util.function.Predicate;
  */
 public class FolderIcon extends FrameLayout implements FolderListener, IconLabelDotView {
 
-    @Thunk Launcher mLauncher;
+    @Thunk ActivityContext mActivity;
     @Thunk Folder mFolder;
     private FolderInfo mInfo;
 
@@ -153,7 +154,21 @@ public class FolderIcon extends FrameLayout implements FolderListener, IconLabel
         mDotParams = new DotRenderer.DrawParams();
     }
 
-    public static FolderIcon fromXml(int resId, Launcher launcher, ViewGroup group,
+    public static FolderIcon inflateFolderAndIcon(int resId, Launcher launcher, ViewGroup group,
+            FolderInfo folderInfo) {
+        Folder folder = Folder.fromXml(launcher);
+        folder.setDragController(launcher.getDragController());
+
+        FolderIcon icon = inflateIcon(resId, launcher, group, folderInfo);
+        folder.setFolderIcon(icon);
+        folder.bind(folderInfo);
+        icon.setFolder(folder);
+
+        icon.setOnFocusChangeListener(launcher.getFocusHandler());
+        return icon;
+    }
+
+    public static FolderIcon inflateIcon(int resId, ActivityContext activity, ViewGroup group,
             FolderInfo folderInfo) {
         @SuppressWarnings("all") // suppress dead code warning
         final boolean error = INITIAL_ITEM_ANIMATION_DURATION >= DROP_IN_ANIMATION_DURATION;
@@ -163,7 +178,7 @@ public class FolderIcon extends FrameLayout implements FolderListener, IconLabel
                     "is dependent on this");
         }
 
-        DeviceProfile grid = launcher.getWallpaperDeviceProfile();
+        DeviceProfile grid = activity.getWallpaperDeviceProfile();
         FolderIcon icon = (FolderIcon) LayoutInflater.from(group.getContext())
                 .inflate(resId, group, false);
 
@@ -177,27 +192,27 @@ public class FolderIcon extends FrameLayout implements FolderListener, IconLabel
         icon.setTag(folderInfo);
         icon.setOnClickListener(ItemClickHandler.INSTANCE);
         icon.mInfo = folderInfo;
-        icon.mLauncher = launcher;
+        icon.mActivity = activity;
         icon.mDotRenderer = grid.mDotRendererWorkSpace;
-        icon.setContentDescription(launcher.getString(R.string.folder_name_format, folderInfo.title));
+
+        icon.setContentDescription(
+                group.getContext().getString(R.string.folder_name_format, folderInfo.title));
 
         // Keep the notification dot up to date with the sum of all the content's dots.
         FolderDotInfo folderDotInfo = new FolderDotInfo();
         for (WorkspaceItemInfo si : folderInfo.contents) {
-            folderDotInfo.addDotInfo(launcher.getDotInfoForItem(si));
+            folderDotInfo.addDotInfo(activity.getDotInfoForItem(si));
         }
         icon.setDotInfo(folderDotInfo);
 
-        Folder folder = Folder.fromXml(launcher);
+        icon.setAccessibilityDelegate(activity.getAccessibilityDelegate());
-        folder.setDragController(launcher.getDragController());
+
-        folder.setFolderIcon(icon);
+        icon.mPreviewVerifier = new FolderGridOrganizer(activity.getDeviceProfile().inv);
-        folder.bind(folderInfo);
+        icon.mPreviewVerifier.setFolderInfo(folderInfo);
-        icon.setFolder(folder);
+        icon.updatePreviewItems(false);
-        icon.setAccessibilityDelegate(launcher.getAccessibilityDelegate());
 
         folderInfo.addListener(icon);
 
-        icon.setOnFocusChangeListener(launcher.mFocusHandler);
         return icon;
     }
 
@@ -225,9 +240,6 @@ public class FolderIcon extends FrameLayout implements FolderListener, IconLabel
 
     private void setFolder(Folder folder) {
         mFolder = folder;
-        mPreviewVerifier = new FolderGridOrganizer(mLauncher.getDeviceProfile().inv);
-        mPreviewVerifier.setFolderInfo(mFolder.getInfo());
-        updatePreviewItems(false);
     }
 
     private boolean willAcceptItem(ItemInfo item) {
@@ -309,14 +321,15 @@ public class FolderIcon extends FrameLayout implements FolderListener, IconLabel
         // Typically, the animateView corresponds to the DragView; however, if this is being done
         // after a configuration activity (ie. for a Shortcut being dragged from AllApps) we
         // will not have a view to animate
-        if (animateView != null) {
+        if (animateView != null && mActivity instanceof Launcher) {
-            DragLayer dragLayer = mLauncher.getDragLayer();
+            final Launcher launcher = (Launcher) mActivity;
+            DragLayer dragLayer = launcher.getDragLayer();
             Rect from = new Rect();
             dragLayer.getViewRectRelativeToSelf(animateView, from);
             Rect to = finalRect;
             if (to == null) {
                 to = new Rect();
-                Workspace workspace = mLauncher.getWorkspace();
+                Workspace workspace = launcher.getWorkspace();
                 // Set cellLayout and this to it's final state to compute final animation locations
                 workspace.setFinalTransitionTransform();
                 float scaleX = getScaleX();
@@ -382,7 +395,7 @@ public class FolderIcon extends FrameLayout implements FolderListener, IconLabel
             String[] suggestedNameOut = new String[FolderNameProvider.SUGGEST_MAX];
             if (FeatureFlags.FOLDER_NAME_SUGGEST.get()) {
                 Executors.UI_HELPER_EXECUTOR.post(() -> {
-                    mLauncher.getFolderNameProvider().getSuggestedFolderName(
+                    launcher.getFolderNameProvider().getSuggestedFolderName(
                             getContext(), mInfo.contents, suggestedNameOut);
                     showFinalView(finalIndex, item, suggestedNameOut);
                 });
@@ -547,7 +560,7 @@ public class FolderIcon extends FrameLayout implements FolderListener, IconLabel
         if (!mForceHideDot && ((mDotInfo != null && mDotInfo.hasDot()) || mDotScale > 0)) {
             Rect iconBounds = mDotParams.iconBounds;
             BubbleTextView.getIconBounds(this, iconBounds,
-                    mLauncher.getWallpaperDeviceProfile().iconSizePx);
+                    mActivity.getWallpaperDeviceProfile().iconSizePx);
             float iconScale = (float) mBackground.previewSize / iconBounds.width();
             Utilities.scaleRectAboutCenter(iconBounds, iconScale);
 
@@ -605,7 +618,7 @@ public class FolderIcon extends FrameLayout implements FolderListener, IconLabel
     @Override
     public void onAdd(WorkspaceItemInfo item, int rank) {
         boolean wasDotted = mDotInfo.hasDot();
-        mDotInfo.addDotInfo(mLauncher.getDotInfoForItem(item));
+        mDotInfo.addDotInfo(mActivity.getDotInfoForItem(item));
         boolean isDotted = mDotInfo.hasDot();
         updateDotScale(wasDotted, isDotted);
         invalidate();
@@ -615,7 +628,7 @@ public class FolderIcon extends FrameLayout implements FolderListener, IconLabel
     @Override
     public void onRemove(WorkspaceItemInfo item) {
         boolean wasDotted = mDotInfo.hasDot();
-        mDotInfo.subtractDotInfo(mLauncher.getDotInfoForItem(item));
+        mDotInfo.subtractDotInfo(mActivity.getDotInfoForItem(item));
         boolean isDotted = mDotInfo.hasDot();
         updateDotScale(wasDotted, isDotted);
         invalidate();

src/com/android/launcher3/folder/PreviewItemManager.java

@@ -37,10 +37,10 @@ import android.widget.TextView;
 
 import androidx.annotation.NonNull;
 
-import com.android.launcher3.Launcher;
 import com.android.launcher3.Utilities;
 import com.android.launcher3.WorkspaceItemInfo;
 import com.android.launcher3.graphics.PreloadIconDrawable;
+import com.android.launcher3.views.ActivityContext;
 
 import java.util.ArrayList;
 import java.util.List;
@@ -94,7 +94,8 @@ public class PreviewItemManager {
     public PreviewItemManager(FolderIcon icon) {
         mContext = icon.getContext();
         mIcon = icon;
-        mIconSize = Launcher.getLauncher(mContext).getDeviceProfile().folderChildIconSizePx;
+        mIconSize = ActivityContext.lookupContext(
+                mContext).getDeviceProfile().folderChildIconSizePx;
     }
 
     /**
@@ -132,7 +133,7 @@ public class PreviewItemManager {
             mTotalWidth = totalSize;
             mPrevTopPadding = mIcon.getPaddingTop();
 
-            mIcon.mBackground.setup(mIcon.mLauncher, mIcon.mLauncher, mIcon, mTotalWidth,
+            mIcon.mBackground.setup(mIcon.getContext(), mIcon.mActivity, mIcon, mTotalWidth,
                     mIcon.getPaddingTop());
             mIcon.mPreviewLayoutRule.init(mIcon.mBackground.previewSize, mIntrinsicIconSize,
                     Utilities.isRtl(mIcon.getResources()));
@@ -152,7 +153,7 @@ public class PreviewItemManager {
     }
 
     private PreviewItemDrawingParams getFinalIconParams(PreviewItemDrawingParams params) {
-        float iconSize = mIcon.mLauncher.getDeviceProfile().iconSizePx;
+        float iconSize = mIcon.mActivity.getDeviceProfile().iconSizePx;
 
         final float scale = iconSize / mReferenceDrawable.getIntrinsicWidth();
         final float trans = (mIcon.mBackground.previewSize - iconSize) / 2;

src/com/android/launcher3/graphics/LauncherPreviewRenderer.java

@@ -49,6 +49,7 @@ import android.widget.TextClock;
 import com.android.launcher3.BubbleTextView;
 import com.android.launcher3.CellLayout;
 import com.android.launcher3.DeviceProfile;
+import com.android.launcher3.FolderInfo;
 import com.android.launcher3.Hotseat;
 import com.android.launcher3.InsettableFrameLayout;
 import com.android.launcher3.InvariantDeviceProfile;
@@ -63,6 +64,7 @@ import com.android.launcher3.WorkspaceItemInfo;
 import com.android.launcher3.WorkspaceLayoutManager;
 import com.android.launcher3.allapps.SearchUiManager;
 import com.android.launcher3.config.FeatureFlags;
+import com.android.launcher3.folder.FolderIcon;
 import com.android.launcher3.icons.BaseIconFactory;
 import com.android.launcher3.icons.BitmapInfo;
 import com.android.launcher3.icons.BitmapRenderer;
@@ -239,6 +241,12 @@ public class LauncherPreviewRenderer implements Callable<Bitmap> {
             addInScreenFromBind(icon, info);
         }
 
+        private void inflateAndAddFolder(FolderInfo info) {
+            FolderIcon folderIcon = FolderIcon.inflateIcon(R.layout.folder_icon, this, mWorkspace,
+                    info);
+            addInScreenFromBind(folderIcon, info);
+        }
+
         private void dispatchVisibilityAggregated(View view, boolean isVisible) {
             // Similar to View.dispatchVisibilityAggregated implementation.
             final boolean thisVisible = view.getVisibility() == VISIBLE;
@@ -288,7 +296,7 @@ public class LauncherPreviewRenderer implements Callable<Bitmap> {
                             inflateAndAddIcon((WorkspaceItemInfo) itemInfo);
                             break;
                         case LauncherSettings.Favorites.ITEM_TYPE_FOLDER:
-                            // TODO: for folder implementation here.
+                            inflateAndAddFolder((FolderInfo) itemInfo);
                             break;
                         default:
                             break;