From 1262e369484ce7f2565655ed80e6299232c70bd7 Mon Sep 17 00:00:00 2001
From: Patrick Dubroy <dubroy@google.com>
Date: Wed, 6 Oct 2010 15:49:50 -0700
Subject: wip 3029324: Implement new drag feedback

- Show page borders when dragging
- Enlarge scroll region (landscape only)
- When inside scroll region, show green border on adjacent page
---
 src/com/android/launcher2/DragController.java | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

(limited to 'src/com/android/launcher2/DragController.java')

diff --git a/src/com/android/launcher2/DragController.java b/src/com/android/launcher2/DragController.java
index d54434002..68dfb35fc 100644
--- a/src/com/android/launcher2/DragController.java
+++ b/src/com/android/launcher2/DragController.java
@@ -56,8 +56,8 @@ public class DragController {
     private static final int SCROLL_OUTSIDE_ZONE = 0;
     private static final int SCROLL_WAITING_IN_ZONE = 1;
 
-    private static final int SCROLL_LEFT = 0;
-    private static final int SCROLL_RIGHT = 1;
+    static final int SCROLL_LEFT = 0;
+    static final int SCROLL_RIGHT = 1;
 
     private Context mContext;
     private Handler mHandler;
@@ -156,6 +156,10 @@ public class DragController {
         mScrollZone = context.getResources().getDimensionPixelSize(R.dimen.scroll_zone);
     }
 
+    public boolean dragging() {
+        return mDragging;
+    }
+
     /**
      * Starts a drag.
      *
@@ -487,18 +491,21 @@ public class DragController {
                 mScrollState = SCROLL_WAITING_IN_ZONE;
                 mScrollRunnable.setDirection(SCROLL_LEFT);
                 mHandler.postDelayed(mScrollRunnable, SCROLL_DELAY);
+                mDragScroller.onEnterScrollArea(SCROLL_LEFT);
             }
         } else if (!inDeleteRegion && x > mScrollView.getWidth() - mScrollZone) {
             if (mScrollState == SCROLL_OUTSIDE_ZONE) {
                 mScrollState = SCROLL_WAITING_IN_ZONE;
                 mScrollRunnable.setDirection(SCROLL_RIGHT);
                 mHandler.postDelayed(mScrollRunnable, SCROLL_DELAY);
+                mDragScroller.onEnterScrollArea(SCROLL_RIGHT);
             }
         } else {
             if (mScrollState == SCROLL_WAITING_IN_ZONE) {
                 mScrollState = SCROLL_OUTSIDE_ZONE;
                 mScrollRunnable.setDirection(SCROLL_RIGHT);
                 mHandler.removeCallbacks(mScrollRunnable);
+                mDragScroller.onExitScrollArea();
             }
         }
     }
-- 
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