Make touch-resizing windows to screen edge possible

ash/wm/window_resizer.h

Index: ash/wm/window_resizer.h
diff --git a/ash/wm/window_resizer.h b/ash/wm/window_resizer.h
index bc46df85e31a51b9adb9d2932678303db03eee87..b2628e119081b7d3a1832da05aa9f46fa38917b5 100644
--- a/ash/wm/window_resizer.h
+++ b/ash/wm/window_resizer.h
@@ -8,6 +8,7 @@
 #include "ash/ash_export.h"
 #include "base/basictypes.h"
 #include "base/memory/scoped_ptr.h"
+#include "ui/aura/client/window_move_client.h"
 #include "ui/gfx/rect.h"
 
 namespace aura {
@@ -56,7 +57,8 @@ class ASH_EXPORT WindowResizer {
     Details();
     Details(aura::Window* window,
             const gfx::Point& location,
-            int window_component);
+            int window_component,
+            aura::client::WindowMoveSource source);
     ~Details();
 
     // The window we're resizing.
@@ -89,6 +91,9 @@ class ASH_EXPORT WindowResizer {
 
     // Will the drag actually modify the window?
     bool is_resizable;
+
+    // Source of the event initiating the drag.
+    aura::client::WindowMoveSource source;
   };
 
   static gfx::Rect CalculateBoundsForDrag(const Details& details,
@@ -97,6 +102,11 @@ class ASH_EXPORT WindowResizer {
   static gfx::Rect AdjustBoundsToGrid(const gfx::Rect& bounds,
                                       int grid_size);
 
+  // In case of touch resizing, adjusts deltas so that the border is positioned
+  // just under the touch point.
+  static void AdjustDeltaForTouchResize(const Details& details, int* delta_x,

[sky, 2013/06/14 15:57:27]

nit: when you wrap put each param on its own line.

[sky, 2013/06/14 15:57:27]

Can this be private?

[sky, 2013/06/14 15:57:27]

Can this be private?

[mohsen, 2013/06/14 16:21:48]

Yes. It should be. Done.

[mohsen, 2013/06/14 16:21:48]

Done. I thought that only if no parameter fits in the first line then all should
be on their own line.

+                                        int* delta_y);
+
   static bool IsBottomEdge(int component);
 
  private:
@@ -127,7 +137,8 @@ class ASH_EXPORT WindowResizer {
 ASH_EXPORT scoped_ptr<WindowResizer> CreateWindowResizer(
     aura::Window* window,
     const gfx::Point& point_in_parent,
-    int window_component);
+    int window_component,
+    aura::client::WindowMoveSource source);
 
 }  // namespace aura