New InputMethod api for Views.

views/widget/widget_win.cc

 // Copyright (c) 2011 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 "views/widget/widget_win.h"
 
 #include <dwmapi.h>
 
 #include "base/string_util.h"
 #include "base/win/windows_version.h"
@@ skipping 1194 matching lines @@
   WidgetWin* popup = new WidgetWin;
   popup->SetCreateParams(params);
   return popup;
 }
 
 // static
 void Widget::NotifyLocaleChanged() {
   NOTIMPLEMENTED();
 }
 
+bool Widget::ConvertRect(const Widget* source,
+                         const Widget* target,
+                         gfx::Rect* rect) {
+  DCHECK(source);
+  DCHECK(target);
+  DCHECK(rect);
+
+  HWND source_hwnd = source->GetNativeView();
+  HWND target_hwnd = target->GetNativeView();
+  if (source_hwnd == target_hwnd)
+    return true;
+
+  RECT win_rect = rect->ToRECT();
+  if (::MapWindowPoints(source_hwnd, target_hwnd,
+                        reinterpret_cast<LPPOINT>(&win_rect),
+                        sizeof(RECT)/sizeof(POINT))) {
+    *rect = win_rect;
+    return true;
+  }
+  return false;
+}
+
 ////////////////////////////////////////////////////////////////////////////////
 // NativeWidget, public:
 
 NativeWidget* NativeWidget::GetNativeWidgetForNativeView(
     gfx::NativeView native_view) {
   if (!ui::WindowImpl::IsWindowImpl(native_view))
     return NULL;
   return reinterpret_cast<WidgetWin*>(
       ViewProp::GetValue(native_view, kNativeWidgetKey));
 }
@@ skipping 37 matching lines @@
     return;
 
   NativeWidget* native_widget = GetNativeWidgetForNativeView(native_view);
   if (native_widget)
     children->insert(native_widget);
   EnumChildWindows(native_view, EnumerateChildWindowsForNativeWidgets,
       reinterpret_cast<LPARAM>(children));
 }
 
 }  // namespace views