blob: 00c3808f2d062d23747c859ffc8d9945c7eb4b1c [file] [log] [blame]
// 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.
#include <stdint.h>
#include <map>
#include <string>
#include <vector>
#include "base/macros.h"
#include "base/strings/string16.h"
#include "ui/aura/client/transient_window_client_observer.h"
#include "ui/aura/window_observer.h"
#include "ui/gfx/geometry/insets.h"
#include "ui/gfx/geometry/rect.h"
#include "ui/views/widget/widget_delegate.h"
namespace aura {
class Window;
class WindowManagerClient;
namespace gfx {
class Insets;
namespace ui {
namespace mojom {
enum class WindowType;
namespace ash {
namespace mus {
class WindowManager;
// Provides the non-client frame for mus Windows.
class NonClientFrameController
: public views::WidgetDelegateView,
public aura::WindowObserver,
public aura::client::TransientWindowClientObserver {
// Creates a new NonClientFrameController and window to render the non-client
// frame decorations. This deletes itself when |window| is destroyed. |parent|
// is the parent to place the newly created window in, and may be null. If
// |parent| is null |context| is used to determine the parent Window. One of
// |parent| or |context| must be non-null.
aura::Window* parent,
aura::Window* context,
const gfx::Rect& bounds,
ui::mojom::WindowType window_type,
std::map<std::string, std::vector<uint8_t>>* properties,
WindowManager* window_manager);
// Returns the NonClientFrameController for the specified window, null if
// one was not created.
static NonClientFrameController* Get(aura::Window* window);
// 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();
aura::Window* window() { return window_; }
aura::WindowManagerClient* window_manager_client() {
return window_manager_client_;
void SetClientArea(const gfx::Insets& insets,
const std::vector<gfx::Rect>& additional_client_areas);
~NonClientFrameController() override;
// views::WidgetDelegateView:
base::string16 GetWindowTitle() const override;
bool CanResize() const override;
bool CanMaximize() const override;
bool CanMinimize() const override;
bool ShouldShowWindowTitle() const override;
views::ClientView* CreateClientView(views::Widget* widget) override;
// aura::WindowObserver:
void OnWindowPropertyChanged(aura::Window* window,
const void* key,
intptr_t old) override;
void OnWindowDestroyed(aura::Window* window) override;
// aura::client::TransientWindowClientObserver:
void OnTransientChildWindowAdded(aura::Window* parent,
aura::Window* transient_child) override;
void OnTransientChildWindowRemoved(aura::Window* parent,
aura::Window* transient_child) override;
void OnWillRestackTransientChildAbove(aura::Window* parent,
aura::Window* transient_child) override;
void OnDidRestackTransientChildAbove(aura::Window* parent,
aura::Window* transient_child) override;
aura::WindowManagerClient* window_manager_client_;
views::Widget* widget_;
// WARNING: as widget delays destruction there is a portion of time when this
// is null.
aura::Window* window_;
bool did_init_native_widget_ = false;
gfx::Insets client_area_insets_;
std::vector<gfx::Rect> additional_client_areas_;
} // namespace mus
} // namespace ash