ui/views/widget/desktop_aura/desktop_window_tree_host.h

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef UI_VIEWS_WIDGET_DESKTOP_AURA_DESKTOP_WINDOW_TREE_HOST_H_
   6 #define UI_VIEWS_WIDGET_DESKTOP_AURA_DESKTOP_WINDOW_TREE_HOST_H_
   7
   8 #include "base/memory/scoped_ptr.h"
   9 #include "ui/aura/window_event_dispatcher.h"
  10 #include "ui/base/ui_base_types.h"
  11 #include "ui/views/views_export.h"
  12 #include "ui/views/widget/widget.h"
  13
  14 namespace aura {
  15 class WindowTreeHost;
  16 class Window;
  17
  18 namespace client {
  19 class DragDropClient;
  20 }
  21 }
  22
  23 namespace gfx {
  24 class ImageSkia;
  25 class Rect;
  26 }
  27
  28 namespace ui {
  29 class NativeTheme;
  30 }
  31
  32 namespace views {
  33 namespace corewm {
  34 class Tooltip;
  35 }
  36
  37 namespace internal {
  38 class NativeWidgetDelegate;
  39 }
  40
  41 class DesktopNativeCursorManager;
  42 class DesktopNativeWidgetAura;
  43
  44 class VIEWS_EXPORT DesktopWindowTreeHost {
  45  public:
  46   virtual ~DesktopWindowTreeHost() {}
  47
  48   static DesktopWindowTreeHost* Create(
  49       internal::NativeWidgetDelegate* native_widget_delegate,
  50       DesktopNativeWidgetAura* desktop_native_widget_aura);
  51
  52   // Return the NativeTheme to use for |window|. WARNING: |window| may be NULL.
  53   static ui::NativeTheme* GetNativeTheme(aura::Window* window);
  54
  55   // Sets up resources needed before the WindowEventDispatcher has been created.
  56   virtual void Init(aura::Window* content_window,
  57                     const Widget::InitParams& params) = 0;
  58
  59   // Invoked once the DesktopNativeWidgetAura has been created.
  60   virtual void OnNativeWidgetCreated(const Widget::InitParams& params) = 0;
  61
  62   // Creates and returns the Tooltip implementation to use. Return value is
  63   // owned by DesktopNativeWidgetAura and lives as long as
  64   // DesktopWindowTreeHost.
  65   virtual scoped_ptr<corewm::Tooltip> CreateTooltip() = 0;
  66
  67   // Creates and returns the DragDropClient implementation to use. Return value
  68   // is owned by DesktopNativeWidgetAura and lives as long as
  69   // DesktopWindowTreeHost.
  70   virtual scoped_ptr<aura::client::DragDropClient> CreateDragDropClient(
  71       DesktopNativeCursorManager* cursor_manager) = 0;
  72
  73   virtual void Close() = 0;
  74   virtual void CloseNow() = 0;
  75
  76   virtual aura::WindowTreeHost* AsWindowTreeHost() = 0;
  77
  78   virtual void ShowWindowWithState(ui::WindowShowState show_state) = 0;
  79   virtual void ShowMaximizedWithBounds(const gfx::Rect& restored_bounds) = 0;
  80
  81   virtual bool IsVisible() const = 0;
  82
  83   virtual void SetSize(const gfx::Size& size) = 0;
  84   virtual void StackAtTop() = 0;
  85   virtual void CenterWindow(const gfx::Size& size) = 0;
  86   virtual void GetWindowPlacement(gfx::Rect* bounds,
  87                                   ui::WindowShowState* show_state) const = 0;
  88   virtual gfx::Rect GetWindowBoundsInScreen() const = 0;
  89   virtual gfx::Rect GetClientAreaBoundsInScreen() const = 0;
  90   virtual gfx::Rect GetRestoredBounds() const = 0;
  91
  92   virtual gfx::Rect GetWorkAreaBoundsInScreen() const = 0;
  93
  94   // Sets the shape of the root window. If |native_region| is NULL then the
  95   // window reverts to rectangular. Takes ownership of |native_region|.
  96   virtual void SetShape(gfx::NativeRegion native_region) = 0;
  97
  98   virtual void Activate() = 0;
  99   virtual void Deactivate() = 0;
 100   virtual bool IsActive() const = 0;
 101   virtual void Maximize() = 0;
 102   virtual void Minimize() = 0;
 103   virtual void Restore() = 0;
 104   virtual bool IsMaximized() const = 0;
 105   virtual bool IsMinimized() const = 0;
 106
 107   virtual bool HasCapture() const = 0;
 108
 109   virtual void SetAlwaysOnTop(bool always_on_top) = 0;
 110   virtual bool IsAlwaysOnTop() const = 0;
 111
 112   virtual void SetVisibleOnAllWorkspaces(bool always_visible) = 0;
 113
 114   // Returns true if the title changed.
 115   virtual bool SetWindowTitle(const base::string16& title) = 0;
 116
 117   virtual void ClearNativeFocus() = 0;
 118
 119   virtual Widget::MoveLoopResult RunMoveLoop(
 120       const gfx::Vector2d& drag_offset,
 121       Widget::MoveLoopSource source,
 122       Widget::MoveLoopEscapeBehavior escape_behavior) = 0;
 123   virtual void EndMoveLoop() = 0;
 124
 125   virtual void SetVisibilityChangedAnimationsEnabled(bool value) = 0;
 126
 127   // Determines whether the window should use native title bar and borders.
 128   virtual bool ShouldUseNativeFrame() const = 0;
 129   // Determines whether the window contents should be rendered transparently
 130   // (for example, so that they can overhang onto the window title bar).
 131   virtual bool ShouldWindowContentsBeTransparent() const = 0;
 132   virtual void FrameTypeChanged() = 0;
 133
 134   virtual void SetFullscreen(bool fullscreen) = 0;
 135   virtual bool IsFullscreen() const = 0;
 136
 137   virtual void SetOpacity(unsigned char opacity) = 0;
 138
 139   virtual void SetWindowIcons(const gfx::ImageSkia& window_icon,
 140                               const gfx::ImageSkia& app_icon) = 0;
 141
 142   virtual void InitModalType(ui::ModalType modal_type) = 0;
 143
 144   virtual void FlashFrame(bool flash_frame) = 0;
 145
 146   virtual void OnRootViewLayout() = 0;
 147
 148   // Called when the DesktopNativeWidgetAura's aura::Window is focused and
 149   // blurred.
 150   virtual void OnNativeWidgetFocus() = 0;
 151   virtual void OnNativeWidgetBlur() = 0;
 152
 153   // Returns true if the Widget was closed but is still showing because of
 154   // animations.
 155   virtual bool IsAnimatingClosed() const = 0;
 156
 157   // Returns true if the Widget supports translucency.
 158   virtual bool IsTranslucentWindowOpacitySupported() const = 0;
 159
 160   // Called when the window's size constraints change.
 161   virtual void SizeConstraintsChanged() = 0;
 162 };
 163
 164 }  // namespace views
 165
 166 #endif  // UI_VIEWS_WIDGET_DESKTOP_AURA_DESKTOP_WINDOW_TREE_HOST_H_