1 files changed, 72 insertions, 0 deletions
diff --git a/chromium/ash/wm/default_window_resizer.cc b/chromium/ash/wm/default_window_resizer.cc
new file mode 100644
index 00000000000..41bc1fdd328
--- /dev/null
+++ b/chromium/ash/wm/default_window_resizer.cc
@@ -0,0 +1,72 @@
+// Copyright (c) 2012 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "ash/wm/default_window_resizer.h"
+
+#include "ash/shell.h"
+#include "ash/wm/window_state.h"
+#include "ui/aura/client/aura_constants.h"
+#include "ui/aura/env.h"
+#include "ui/aura/window.h"
+#include "ui/aura/window_delegate.h"
+#include "ui/base/hit_test.h"
+#include "ui/base/ui_base_types.h"
+#include "ui/gfx/screen.h"
+
+namespace ash {
+
+DefaultWindowResizer::~DefaultWindowResizer() {
+  ash::Shell::GetInstance()->cursor_manager()->UnlockCursor();
+}
+
+// static
+DefaultWindowResizer*
+DefaultWindowResizer::Create(aura::Window* window,
+                             const gfx::Point& location,
+                             int window_component,
+                             aura::client::WindowMoveSource source) {
+  Details details(window, location, window_component, source);
+  return details.is_resizable ? new DefaultWindowResizer(details) : NULL;
+}
+
+void DefaultWindowResizer::Drag(const gfx::Point& location, int event_flags) {
+  gfx::Rect bounds(CalculateBoundsForDrag(details_, location));
+  if (bounds != details_.window->bounds()) {
+    if (!did_move_or_resize_ && !details_.restore_bounds.IsEmpty())
+      wm::GetWindowState(details_.window)->ClearRestoreBounds();
+    did_move_or_resize_ = true;
+    details_.window->SetBounds(bounds);
+  }
+}
+
+void DefaultWindowResizer::CompleteDrag(int event_flags) {
+}
+
+void DefaultWindowResizer::RevertDrag() {
+  if (!did_move_or_resize_)
+    return;
+
+  details_.window->SetBounds(details_.initial_bounds_in_parent);
+
+  if (!details_.restore_bounds.IsEmpty())
+    wm::GetWindowState(details_.window)->SetRestoreBoundsInScreen(
+        details_.restore_bounds);
+}
+
+aura::Window* DefaultWindowResizer::GetTarget() {
+  return details_.window;
+}
+
+const gfx::Point& DefaultWindowResizer::GetInitialLocation() const {
+  return details_.initial_location_in_parent;
+}
+
+DefaultWindowResizer::DefaultWindowResizer(const Details& details)
+    : details_(details),
+      did_move_or_resize_(false) {
+  DCHECK(details_.is_resizable);
+  ash::Shell::GetInstance()->cursor_manager()->LockCursor();
+}
+
+}  // namespace aura