commit a3d30adbfd4f013260f1f5ba3a56bc9bb4a11717
author Michael Jurka <mikejurka@google.com> Tue May 08 13:43:43 2012 -0700
committer Michael Jurka <mikejurka@google.com> Tue May 08 13:54:21 2012 -0700
tree 1468ee74aed5dbcf12d9e1ec52446ff787fe39d9
parent bec653ea44429bbe85fb334a8c8ba6520e3fa209

Don't show the outline on the current page

- only on sw720dp+ devices

Change-Id: I7253bedbf6dd61c766fe7e9ad861d3a917d37fed

src/com/android/launcher2/CellLayout.java

diff --git a/src/com/android/launcher2/CellLayout.java b/src/com/android/launcher2/CellLayout.java
index ba20a76..89c623e 100644
--- a/src/com/android/launcher2/CellLayout.java
+++ b/src/com/android/launcher2/CellLayout.java
@@ -1045,7 +1045,10 @@
     }
 
     public void setBackgroundAlphaMultiplier(float multiplier) {
-        mBackgroundAlphaMultiplier = multiplier;
+        if (mBackgroundAlphaMultiplier != multiplier) {
+            mBackgroundAlphaMultiplier = multiplier;
+            invalidate();
+        }
     }
 
     public float getBackgroundAlphaMultiplier() {

src/com/android/launcher2/Workspace.java

diff --git a/src/com/android/launcher2/Workspace.java b/src/com/android/launcher2/Workspace.java
index f0d3395..1000556 100644
--- a/src/com/android/launcher2/Workspace.java
+++ b/src/com/android/launcher2/Workspace.java
@@ -383,7 +383,7 @@
         mIsDragOccuring = true;
         updateChildrenLayersEnabled();
         mLauncher.lockScreenOrientation();
-
+        setChildrenBackgroundAlphaMultipliers(1f);
         // Prevent any Un/InstallShortcutReceivers from updating the db while we are dragging
         InstallShortcutReceiver.enableInstallQueue();
         UninstallShortcutReceiver.enableUninstallQueue();
@@ -1194,10 +1194,7 @@
         return Math.min(r / threshold, 1.0f);
     }
 
-    @Override
-    protected void screenScrolled(int screenCenter) {
-        super.screenScrolled(screenCenter);
-
+    private void updatePageAlphaValues(int screenCenter) {
         boolean isInOverscroll = mOverScrollX < 0 || mOverScrollX > mMaxScrollX;
         if (mWorkspaceFadeInAdjacentScreens &&
                 mState == State.NORMAL &&
@@ -1209,10 +1206,29 @@
                     float scrollProgress = getScrollProgress(screenCenter, child, i);
                     float alpha = 1 - Math.abs(scrollProgress);
                     child.getShortcutsAndWidgets().setAlpha(alpha);
+                    if (!mIsDragOccuring) {
+                        child.setBackgroundAlphaMultiplier(
+                                backgroundAlphaInterpolator(Math.abs(scrollProgress)));
+                    } else {
+                        child.setBackgroundAlphaMultiplier(1f);
+                    }
                 }
             }
-            invalidate();
         }
+    }
+
+    private void setChildrenBackgroundAlphaMultipliers(float a) {
+        for (int i = 0; i < getChildCount(); i++) {
+            CellLayout child = (CellLayout) getChildAt(i);
+            child.setBackgroundAlphaMultiplier(a);
+        }
+    }
+
+    @Override
+    protected void screenScrolled(int screenCenter) {
+        super.screenScrolled(screenCenter);
+
+        updatePageAlphaValues(screenCenter);
 
         if (mOverScrollX < 0 || mOverScrollX > mMaxScrollX) {
             int index = mOverScrollX < 0 ? 0 : getChildCount() - 1;