Fixing issue where the cling is offset. (Bug 7633074)

- Also fixing issue where the workspace cling was showing on top of AllApps when you entered it for the first time.

Change-Id: I7d59ad153de192bc1d69537af1b4af632465138b

res/layout-land/launcher.xml

@@ -86,6 +86,21 @@
             android:id="@+id/qsb_bar"
             layout="@layout/qsb_bar" />
 
+        <!-- The Workspace cling must appear under the AppsCustomizePagedView below to ensure
+             that it is still visible during the transition to AllApps and doesn't overlay on
+             top of that view. -->
+        <include layout="@layout/workspace_cling"
+            android:id="@+id/workspace_cling"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:visibility="gone" />
+
+        <include layout="@layout/folder_cling"
+            android:id="@+id/folder_cling"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:visibility="gone" />
+
         <com.android.launcher2.DrawableStateProxyView
             android:id="@+id/voice_button_proxy"
             android:layout_width="@dimen/qsb_bar_height"
@@ -102,17 +117,5 @@
             android:layout_width="match_parent"
             android:layout_height="match_parent"
             android:visibility="invisible" />
-
-        <include layout="@layout/workspace_cling"
-            android:id="@+id/workspace_cling"
-            android:layout_width="match_parent"
-            android:layout_height="match_parent"
-            android:visibility="gone" />
-
-        <include layout="@layout/folder_cling"
-            android:id="@+id/folder_cling"
-            android:layout_width="match_parent"
-            android:layout_height="match_parent"
-            android:visibility="gone" />
     </com.android.launcher2.DragLayer>
 </FrameLayout>

res/layout-port/launcher.xml

@@ -85,6 +85,21 @@
             android:id="@+id/qsb_bar"
             layout="@layout/qsb_bar" />
 
+        <!-- The Workspace cling must appear under the AppsCustomizePagedView below to ensure
+             that it is still visible during the transition to AllApps and doesn't overlay on
+             top of that view. -->
+        <include layout="@layout/workspace_cling"
+            android:id="@+id/workspace_cling"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:visibility="gone" />
+
+        <include layout="@layout/folder_cling"
+            android:id="@+id/folder_cling"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:visibility="gone" />
+
         <com.android.launcher2.DrawableStateProxyView
             android:id="@+id/voice_button_proxy"
             android:layout_width="80dp"
@@ -100,17 +115,5 @@
             android:layout_width="match_parent"
             android:layout_height="match_parent"
             android:visibility="invisible" />
-
-        <include layout="@layout/workspace_cling"
-            android:id="@+id/workspace_cling"
-            android:layout_width="match_parent"
-            android:layout_height="match_parent"
-            android:visibility="gone" />
-
-        <include layout="@layout/folder_cling"
-            android:id="@+id/folder_cling"
-            android:layout_width="match_parent"
-            android:layout_height="match_parent"
-            android:visibility="gone" />
     </com.android.launcher2.DragLayer>
 </FrameLayout>

res/layout-sw720dp/launcher.xml

@@ -85,6 +85,21 @@
             android:id="@+id/qsb_bar"
             layout="@layout/qsb_bar" />
 
+        <!-- The Workspace cling must appear under the AppsCustomizePagedView below to ensure
+             that it is still visible during the transition to AllApps and doesn't overlay on
+             top of that view. -->
+        <include layout="@layout/workspace_cling"
+            android:id="@+id/workspace_cling"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:visibility="gone" />
+
+        <include layout="@layout/folder_cling"
+            android:id="@+id/folder_cling"
+            android:layout_width="match_parent"
+            android:layout_height="match_parent"
+            android:visibility="gone" />
+
         <com.android.launcher2.DrawableStateProxyView
             android:id="@+id/voice_button_proxy"
             android:layout_width="80dp"
@@ -101,17 +116,5 @@
             android:layout_width="match_parent"
             android:layout_height="match_parent"
             android:visibility="invisible" />
-
-        <include layout="@layout/workspace_cling"
-            android:id="@+id/workspace_cling"
-            android:layout_width="match_parent"
-            android:layout_height="match_parent"
-            android:visibility="gone" />
-
-        <include layout="@layout/folder_cling"
-            android:id="@+id/folder_cling"
-            android:layout_width="match_parent"
-            android:layout_height="match_parent"
-            android:visibility="gone" />
     </com.android.launcher2.DragLayer>
 </FrameLayout>

src/com/android/launcher2/AppsCustomizePagedView.java

@@ -499,9 +499,10 @@ public class AppsCustomizePagedView extends PagedViewWithDraggableItems implemen
             int[] pos = mWidgetSpacingLayout.estimateCellPosition(mClingFocusedX, mClingFocusedY);
             mLauncher.getDragLayer().getLocationInDragLayer(this, offset);
             // PagedViews are centered horizontally but top aligned
+            // Note we have to shift the items up now that Launcher sits under the status bar
             pos[0] += (getMeasuredWidth() - mWidgetSpacingLayout.getMeasuredWidth()) / 2 +
                     offset[0];
-            pos[1] += offset[1];
+            pos[1] += offset[1] - mLauncher.getDragLayer().getPaddingTop();
             mLauncher.showFirstRunAllAppsCling(pos);
         }
     }

src/com/android/launcher2/AppsCustomizeTabHost.java

@@ -418,11 +418,9 @@ public class AppsCustomizeTabHost extends TabHost implements LauncherTransitiona
         }
 
         if (!toWorkspace) {
-            // Going from Workspace -> All Apps
+            // Dismiss the workspace cling
-            setVisibilityOfSiblingsWithLowerZOrder(INVISIBLE);
-
-            // Dismiss the workspace cling and show the all apps cling (if not already shown)
             l.dismissWorkspaceCling(null);
+            // Show the all apps cling (if not already shown)
             mAppsCustomizePane.showAllAppsCling();
             // Make sure adjacent pages are loaded (we wait until after the transition to
             // prevent slowing down the animation)
@@ -431,6 +429,11 @@ public class AppsCustomizeTabHost extends TabHost implements LauncherTransitiona
             if (!LauncherApplication.isScreenLarge()) {
                 mAppsCustomizePane.hideScrollingIndicator(false);
             }
+
+            // Going from Workspace -> All Apps
+            // NOTE: We should do this at the end since we check visibility state in some of the
+            // cling initialization/dismiss code above.
+            setVisibilityOfSiblingsWithLowerZOrder(INVISIBLE);
         }
     }
 

src/com/android/launcher2/Launcher.java

@@ -3739,7 +3739,9 @@ public final class Launcher extends Activity
     }
 
     private void dismissCling(final Cling cling, final String flag, int duration) {
-        if (cling != null && cling.getVisibility() == View.VISIBLE) {
+        // To catch cases where siblings of top-level views are made invisible, just check whether
+        // the cling is directly set to GONE before dismissing it.
+        if (cling != null && cling.getVisibility() != View.GONE) {
             ObjectAnimator anim = LauncherAnimUtils.ofFloat(cling, "alpha", 0f);
             anim.setDuration(duration);
             anim.addListener(new AnimatorListenerAdapter() {