Merge "Review comments followup" into tm-dev
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java
index 296000b..a22398d 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java
@@ -29,6 +29,7 @@
 import static com.android.systemui.shared.system.QuickStepContract.SYSUI_STATE_QUICK_SETTINGS_EXPANDED;
 import static com.android.systemui.shared.system.WindowManagerWrapper.ITYPE_BOTTOM_TAPPABLE_ELEMENT;
 import static com.android.systemui.shared.system.WindowManagerWrapper.ITYPE_EXTRA_NAVIGATION_BAR;
+import static com.android.systemui.shared.system.WindowManagerWrapper.ITYPE_SIZE;
 
 import android.animation.AnimatorSet;
 import android.app.ActivityOptions;
@@ -214,8 +215,12 @@
         );
         // Adjust the frame by the rounded corners (ie. leaving just the bar as the inset) when
         // the IME is showing
-        mWindowLayoutParams.providedInternalImeInsets = Insets.of(0,
+        mWindowLayoutParams.providedInternalImeInsets = new Insets[ITYPE_SIZE];
+        final Insets reducingSize = Insets.of(0,
                 getDefaultTaskbarWindowHeight() - mTaskbarHeightForIme, 0, 0);
+        mWindowLayoutParams.providedInternalImeInsets[ITYPE_EXTRA_NAVIGATION_BAR] = reducingSize;
+        mWindowLayoutParams.providedInternalImeInsets[ITYPE_BOTTOM_TAPPABLE_ELEMENT] =
+                reducingSize;
 
         mWindowLayoutParams.insetsRoundedCornerFrame = true;
 
@@ -563,8 +568,14 @@
             }
         }
         mWindowLayoutParams.height = height;
-        mWindowLayoutParams.providedInternalImeInsets =
+        final Insets reducingSize =
                 Insets.of(0, height - mTaskbarHeightForIme, 0, 0);
+        if (mWindowLayoutParams.providedInternalImeInsets == null) {
+            mWindowLayoutParams.providedInternalImeInsets = new Insets[ITYPE_SIZE];
+        }
+        mWindowLayoutParams.providedInternalImeInsets[ITYPE_EXTRA_NAVIGATION_BAR] = reducingSize;
+        mWindowLayoutParams.providedInternalImeInsets[ITYPE_BOTTOM_TAPPABLE_ELEMENT] =
+                reducingSize;
         mWindowManager.updateViewLayout(mDragLayer, mWindowLayoutParams);
     }
 
diff --git a/quickstep/src/com/android/quickstep/views/ClearAllButton.java b/quickstep/src/com/android/quickstep/views/ClearAllButton.java
index 332cbeb..50be5ea 100644
--- a/quickstep/src/com/android/quickstep/views/ClearAllButton.java
+++ b/quickstep/src/com/android/quickstep/views/ClearAllButton.java
@@ -141,7 +141,10 @@
         }
         applyPrimaryTranslation();
         applySecondaryTranslation();
-        mScrollAlpha = 1 - shift / orientationSize;
+        float clearAllSpacing =
+                recentsView.getPageSpacing() + recentsView.getClearAllExtraPageSpacing();
+        clearAllSpacing = mIsRtl ? -clearAllSpacing : clearAllSpacing;
+        mScrollAlpha = Math.max((clearAllScroll + clearAllSpacing - scroll) / clearAllSpacing, 0);
         updateAlpha();
     }
 
diff --git a/quickstep/src/com/android/quickstep/views/RecentsView.java b/quickstep/src/com/android/quickstep/views/RecentsView.java
index e64e439..3fa0169 100644
--- a/quickstep/src/com/android/quickstep/views/RecentsView.java
+++ b/quickstep/src/com/android/quickstep/views/RecentsView.java
@@ -1289,10 +1289,11 @@
                     return;
                 }
                 TaskView taskView = getTaskViewAt(mNextPage);
-                // Only snap to fully visible focused task.
-                if (taskView == null
-                        || !taskView.isFocusedTask()
-                        || !isTaskViewFullyVisible(taskView)) {
+                // Snap to fully visible focused task and clear all button.
+                boolean shouldSnapToFocusedTask = taskView != null && taskView.isFocusedTask()
+                        && isTaskViewFullyVisible(taskView);
+                boolean shouldSnapToClearAll = mNextPage == indexOfChild(mClearAllButton);
+                if (!shouldSnapToFocusedTask && !shouldSnapToClearAll) {
                     return;
                 }
             }
@@ -4535,7 +4536,7 @@
                 ? getClearAllExtraPageSpacing() : 0;
     }
 
-    private int getClearAllExtraPageSpacing() {
+    protected int getClearAllExtraPageSpacing() {
         return showAsGrid()
                 ? Math.max(mActivity.getDeviceProfile().overviewGridSideMargin - mPageSpacing, 0)
                 : 0;
diff --git a/src/com/android/launcher3/DropTargetBar.java b/src/com/android/launcher3/DropTargetBar.java
index 9ae695d..ec3629d 100644
--- a/src/com/android/launcher3/DropTargetBar.java
+++ b/src/com/android/launcher3/DropTargetBar.java
@@ -252,8 +252,7 @@
                 int overlap = start + leftButton.getMeasuredWidth() + rightButton.getMeasuredWidth()
                         - end;
                 if (overlap > 0) {
-                    start -= overlap / 2;
-                    end += overlap / 2;
+                    end += overlap;
                 }
 
                 leftButton.layout(start, 0, start + leftButton.getMeasuredWidth(),