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+// Copyright (c) 2006-2008 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.
+
+#ifndef VIEWS_CONTROLS_HWND_VIEW_H_
+#define VIEWS_CONTROLS_HWND_VIEW_H_
+
+#include <string>
+
+#include "views/controls/native_view_host.h"
+
+namespace views {
+
+/////////////////////////////////////////////////////////////////////////////
+//
+// HWNDView class
+//
+// The HWNDView class hosts a native window handle (HWND) sizing it
+// according to the bounds of the view. This is useful whenever you need to
+// show a UI control that has a HWND (e.g. a native windows Edit control)
+// within thew View hierarchy and benefit from the sizing/layout.
+//
+/////////////////////////////////////////////////////////////////////////////
+// TODO: Rename this to NativeViewHostWin.
+class HWNDView : public NativeViewHost {
+ public:
+ HWNDView();
+ virtual ~HWNDView();
+
+ // Attach a window handle to this View, making the window it represents
+ // subject to sizing according to this View's parent container's Layout
+ // Manager's sizing heuristics.
+ //
+ // This object should be added to the view hierarchy before calling this
+ // function, which will expect the parent to be valid.
+ void Attach(HWND hwnd);
+
+ // Detach the attached window handle. It will no longer be updated
+ void Detach();
+
+ // TODO(sky): convert this to native_view().
+ HWND GetHWND() const { return native_view(); }
+
+ virtual void Paint(ChromeCanvas* canvas);
+
+ // Overridden from View.
+ virtual std::string GetClassName() const;
+
+ protected:
+ virtual void ViewHierarchyChanged(bool is_add, View *parent, View *child);
+
+ virtual void Focus();
+
+ // NativeHostView overrides.
+ virtual void InstallClip(int x, int y, int w, int h);
+ virtual void UninstallClip();
+ virtual void ShowWidget(int x, int y, int w, int h);
+ virtual void HideWidget();
+
+ private:
+ DISALLOW_COPY_AND_ASSIGN(HWNDView);
+};
+
+} // namespace views
+
+#endif // VIEWS_CONTROLS_HWND_VIEW_H_