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// Copyright 2015 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 MASH_WM_NON_CLIENT_FRAME_CONTROLLER_H_
#define MASH_WM_NON_CLIENT_FRAME_CONTROLLER_H_
#include <stdint.h>
#include "base/macros.h"
#include "base/strings/string16.h"
#include "components/mus/public/cpp/window_observer.h"
#include "ui/views/widget/widget_delegate.h"
namespace gfx {
class Insets;
}
namespace mojo {
class Shell;
}
namespace mus {
class Window;
namespace mojom {
class WindowTreeHost;
}
}
namespace mash {
namespace wm {
// Provides the non-client frame for mus Windows.
class NonClientFrameController : public views::WidgetDelegateView,
public mus::WindowObserver {
public:
// NonClientFrameController deletes itself when |window| is destroyed.
NonClientFrameController(mojo::Shell* shell,
mus::Window* window,
mus::mojom::WindowTreeHost* window_tree_host);
// Returns the preferred client area insets.
static gfx::Insets GetPreferredClientAreaInsets();
// Returns the width needed to display the standard set of buttons on the
// title bar.
static int GetMaxTitleBarButtonWidth();
mus::Window* window() { return window_; }
private:
~NonClientFrameController() override;
// views::WidgetDelegateView:
base::string16 GetWindowTitle() const override;
views::View* GetContentsView() override;
bool CanResize() const override;
bool CanMaximize() const override;
bool CanMinimize() const override;
views::ClientView* CreateClientView(views::Widget* widget) override;
// mus::WindowObserver:
void OnWindowSharedPropertyChanged(
mus::Window* window,
const std::string& name,
const std::vector<uint8_t>* old_data,
const std::vector<uint8_t>* new_data) override;
void OnWindowDestroyed(mus::Window* window) override;
views::Widget* widget_;
// WARNING: as widget delays destruction there is a portion of time when this
// is null.
mus::Window* window_;
mus::mojom::WindowTreeHost* mus_window_tree_host_;
DISALLOW_COPY_AND_ASSIGN(NonClientFrameController);
};
} // namespace wm
} // namespace mash
#endif // MASH_WM_NON_CLIENT_FRAME_CONTROLLER_H_
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