Do not animate folder when it is closed while changing activity state

Bug: 21733536
Change-Id: I36aa3041b9300c917e320b511e00a1721e44f854

src/com/android/launcher3/Folder.java

@@ -414,7 +414,7 @@ public class Folder extends LinearLayout implements DragSource, View.OnClickList
     /**
      * Creates a new UserFolder, inflated from R.layout.user_folder.
      *
-     * @param context The application's context.
+     * @param launcher The main activity.
      *
      * @return A new UserFolder.
      */
@@ -639,9 +639,8 @@ public class Folder extends LinearLayout implements DragSource, View.OnClickList
         oa.addListener(new AnimatorListenerAdapter() {
             @Override
             public void onAnimationEnd(Animator animation) {
-                onCloseComplete();
                 setLayerType(LAYER_TYPE_NONE, null);
-                mState = STATE_SMALL;
+                close();
             }
             @Override
             public void onAnimationStart(Animator animation) {
@@ -655,6 +654,32 @@ public class Folder extends LinearLayout implements DragSource, View.OnClickList
         oa.start();
     }
 
+    public void close() {
+        // TODO: Clear all active animations.
+        DragLayer parent = (DragLayer) getParent();
+        if (parent != null) {
+            parent.removeView(this);
+        }
+        mDragController.removeDropTarget(this);
+        clearFocus();
+        mFolderIcon.requestFocus();
+
+        if (mRearrangeOnClose) {
+            rearrangeChildren();
+            mRearrangeOnClose = false;
+        }
+        if (getItemCount() <= 1) {
+            if (!mDragInProgress && !mSuppressFolderDeletion) {
+                replaceFolderWithFinalItem();
+            } else if (mDragInProgress) {
+                mDeleteFolderOnDropCompleted = true;
+            }
+        }
+        mSuppressFolderDeletion = false;
+        clearDragInfo();
+        mState = STATE_SMALL;
+    }
+
     public boolean acceptDrop(DragObject d) {
         final ItemInfo item = (ItemInfo) d.dragInfo;
         final int itemType = item.itemType;
@@ -1087,30 +1112,6 @@ public class Folder extends LinearLayout implements DragSource, View.OnClickList
         return mContent.getItemCount();
     }
 
-    @Thunk void onCloseComplete() {
-        DragLayer parent = (DragLayer) getParent();
-        if (parent != null) {
-            parent.removeView(this);
-        }
-        mDragController.removeDropTarget((DropTarget) this);
-        clearFocus();
-        mFolderIcon.requestFocus();
-
-        if (mRearrangeOnClose) {
-            rearrangeChildren();
-            mRearrangeOnClose = false;
-        }
-        if (getItemCount() <= 1) {
-            if (!mDragInProgress && !mSuppressFolderDeletion) {
-                replaceFolderWithFinalItem();
-            } else if (mDragInProgress) {
-                mDeleteFolderOnDropCompleted = true;
-            }
-        }
-        mSuppressFolderDeletion = false;
-        clearDragInfo();
-    }
-
     @Thunk void replaceFolderWithFinalItem() {
         // Add the last remaining child to the workspace in place of the folder
         Runnable onCompleteRunnable = new Runnable() {

src/com/android/launcher3/Launcher.java

@@ -1906,7 +1906,7 @@ public class Launcher extends Activity
             // In all these cases, only animate if we're already on home
             mWorkspace.exitWidgetResizeMode();
 
-            closeFolder();
+            closeFolder(alreadyOnHome);
             exitSpringLoadedDragMode();
 
             // If we are already on home, then just animate back to the workspace,
@@ -1988,7 +1988,7 @@ public class Launcher extends Activity
         outState.putInt(RUNTIME_STATE, mState.ordinal());
         // We close any open folder since it will not be re-opened, and we need to make sure
         // this state is reflected.
-        closeFolder();
+        closeFolder(false);
 
         if (mPendingAddInfo.container != ItemInfo.NO_ID && mPendingAddInfo.screenId > -1 &&
                 mWaitingForResult) {
@@ -2782,7 +2782,7 @@ public class Launcher extends Activity
             if (openFolder != null) {
                 folderScreen = mWorkspace.getPageForView(openFolder);
                 // .. and close it
-                closeFolder(openFolder);
+                closeFolder(openFolder, true);
                 if (folderScreen != mWorkspace.getCurrentPage()) {
                     // Close any folder open on the current screen
                     closeFolder();
@@ -3122,7 +3122,7 @@ public class Launcher extends Activity
         oa.start();
     }
 
-    private void shrinkAndFadeInFolderIcon(final FolderIcon fi) {
+    private void shrinkAndFadeInFolderIcon(final FolderIcon fi, boolean animate) {
         if (fi == null) return;
         PropertyValuesHolder alpha = PropertyValuesHolder.ofFloat("alpha", 1.0f);
         PropertyValuesHolder scaleX = PropertyValuesHolder.ofFloat("scaleX", 1.0f);
@@ -3148,6 +3148,9 @@ public class Launcher extends Activity
             }
         });
         oa.start();
+        if (!animate) {
+            oa.end();
+        }
     }
 
     /**
@@ -3191,30 +3194,38 @@ public class Launcher extends Activity
     }
 
     public void closeFolder() {
+        closeFolder(true);
+    }
+
+    public void closeFolder(boolean animate) {
         Folder folder = mWorkspace != null ? mWorkspace.getOpenFolder() : null;
         if (folder != null) {
             if (folder.isEditingName()) {
                 folder.dismissEditingName();
             }
-            closeFolder(folder);
+            closeFolder(folder, animate);
         }
     }
 
-    public void closeFolder(Folder folder) {
+    public void closeFolder(Folder folder, boolean animate) {
         folder.getInfo().opened = false;
 
         ViewGroup parent = (ViewGroup) folder.getParent().getParent();
         if (parent != null) {
             FolderIcon fi = (FolderIcon) mWorkspace.getViewForTag(folder.mInfo);
-            shrinkAndFadeInFolderIcon(fi);
+            shrinkAndFadeInFolderIcon(fi, animate);
             if (fi != null) {
                 ((CellLayout.LayoutParams) fi.getLayoutParams()).canReorder = true;
             }
         }
-        folder.animateClosed();
+        if (animate) {
+            folder.animateClosed();
+        } else {
+            folder.close();
+        }
 
-        // Notify the accessibility manager that this folder "window" has disappeard and no
-        // longer occludeds the workspace items
+        // Notify the accessibility manager that this folder "window" has disappeared and no
+        // longer occludes the workspace items
         getDragLayer().sendAccessibilityEvent(AccessibilityEvent.TYPE_WINDOW_STATE_CHANGED);
     }
 

src/com/android/launcher3/accessibility/LauncherAccessibilityDelegate.java

@@ -172,7 +172,7 @@ public class LauncherAccessibilityDelegate extends AccessibilityDelegate impleme
             return true;
         } else if (action == MOVE_TO_WORKSPACE) {
             Folder folder = mLauncher.getWorkspace().getOpenFolder();
-            mLauncher.closeFolder(folder);
+            mLauncher.closeFolder(folder, true);
             ShortcutInfo info = (ShortcutInfo) item;
             folder.getInfo().remove(info);