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Unified Diff: ui/views/controls/menu/native_menu_win.h

Issue 851853002: It is time. (Closed) Base URL: https://github.com/domokit/mojo.git@master
Patch Set: Trying to reup because the last upload failed. Created 5 years, 11 months ago
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Index: ui/views/controls/menu/native_menu_win.h
diff --git a/ui/views/controls/menu/native_menu_win.h b/ui/views/controls/menu/native_menu_win.h
deleted file mode 100644
index 39dc37e20436b9e448477bd0b5e6d995578a8fd1..0000000000000000000000000000000000000000
--- a/ui/views/controls/menu/native_menu_win.h
+++ /dev/null
@@ -1,169 +0,0 @@
-// Copyright (c) 2012 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 UI_VIEWS_CONTROLS_MENU_NATIVE_MENU_WIN_H_
-#define UI_VIEWS_CONTROLS_MENU_NATIVE_MENU_WIN_H_
-
-#include <vector>
-
-#include "base/basictypes.h"
-#include "base/compiler_specific.h"
-#include "base/memory/scoped_ptr.h"
-#include "base/memory/weak_ptr.h"
-#include "base/observer_list.h"
-#include "base/strings/string16.h"
-#include "ui/views/controls/menu/menu_wrapper.h"
-#include "ui/views/views_export.h"
-
-namespace ui {
-class MenuModel;
-}
-
-namespace views {
-
-// A Windows implementation of MenuWrapper.
-// TODO(beng): rename to MenuWin once the old class is dead.
-class VIEWS_EXPORT NativeMenuWin : public MenuWrapper {
- public:
- // Construct a NativeMenuWin, with a model and delegate. If |system_menu_for|
- // is non-NULL, the NativeMenuWin wraps the system menu for that window.
- // The caller owns the model and the delegate.
- NativeMenuWin(ui::MenuModel* model, HWND system_menu_for);
- virtual ~NativeMenuWin();
-
- // Overridden from MenuWrapper:
- virtual void RunMenuAt(const gfx::Point& point, int alignment) override;
- virtual void CancelMenu() override;
- virtual void Rebuild(MenuInsertionDelegateWin* delegate) override;
- virtual void UpdateStates() override;
- virtual HMENU GetNativeMenu() const override;
- virtual MenuAction GetMenuAction() const override;
- virtual void AddMenuListener(MenuListener* listener) override;
- virtual void RemoveMenuListener(MenuListener* listener) override;
- virtual void SetMinimumWidth(int width) override;
-
- private:
- // IMPORTANT: Note about indices.
- // Functions in this class deal in two index spaces:
- // 1. menu_index - the index of an item within the actual Windows
- // native menu.
- // 2. model_index - the index of the item within our model.
- // These two are most often but not always the same value! The
- // notable exception is when this object is used to wrap the
- // Windows System Menu. In this instance, the model indices start
- // at 0, but the insertion index into the existing menu is not.
- // It is important to take this into consideration when editing the
- // code in the functions in this class.
-
- struct HighlightedMenuItemInfo;
-
- // Returns true if the item at the specified index is a separator.
- bool IsSeparatorItemAt(int menu_index) const;
-
- // Add items. See note above about indices.
- void AddMenuItemAt(int menu_index, int model_index);
- void AddSeparatorItemAt(int menu_index, int model_index);
-
- // Sets the state of the item at the specified index.
- void SetMenuItemState(int menu_index,
- bool enabled,
- bool checked,
- bool is_default);
-
- // Sets the label of the item at the specified index.
- void SetMenuItemLabel(int menu_index,
- int model_index,
- const base::string16& label);
-
- // Updates the local data structure with the correctly formatted version of
- // |label| at the specified model_index, and adds string data to |mii| if
- // the menu is not owner-draw. That's a mouthful. This function exists because
- // of the peculiarities of the Windows menu API.
- void UpdateMenuItemInfoForString(MENUITEMINFO* mii,
- int model_index,
- const base::string16& label);
-
- // Returns the alignment flags to be passed to TrackPopupMenuEx, based on the
- // supplied alignment and the UI text direction.
- UINT GetAlignmentFlags(int alignment) const;
-
- // Resets the native menu stored in |menu_| by destroying any old menu then
- // creating a new empty one.
- void ResetNativeMenu();
-
- // Creates the host window that receives notifications from the menu.
- void CreateHostWindow();
-
- // Callback from task to notify menu it was selected.
- void DelayedSelect();
-
- // Given a menu that's currently popped-up, find the currently highlighted
- // item. Returns true if a highlighted item was found.
- static bool GetHighlightedMenuItemInfo(HMENU menu,
- HighlightedMenuItemInfo* info);
-
- // Hook to receive keyboard events while the menu is open.
- static LRESULT CALLBACK MenuMessageHook(
- int n_code, WPARAM w_param, LPARAM l_param);
-
- // Our attached model and delegate.
- ui::MenuModel* model_;
-
- HMENU menu_;
-
- // True if the contents of menu items in this menu are drawn by the menu host
- // window, rather than Windows.
- bool owner_draw_;
-
- // An object that collects all of the data associated with an individual menu
- // item.
- struct ItemData;
- std::vector<ItemData*> items_;
-
- // The window that receives notifications from the menu.
- class MenuHostWindow;
- friend MenuHostWindow;
- scoped_ptr<MenuHostWindow> host_window_;
-
- // The HWND this menu is the system menu for, or NULL if the menu is not a
- // system menu.
- HWND system_menu_for_;
-
- // The index of the first item in the model in the menu.
- int first_item_index_;
-
- // The action that took place during the call to RunMenuAt.
- MenuAction menu_action_;
-
- // A list of listeners to call when the menu opens.
- ObserverList<MenuListener> listeners_;
-
- // Keep track of whether the listeners have already been called at least
- // once.
- bool listeners_called_;
-
- // See comment in MenuMessageHook for details on these.
- NativeMenuWin* menu_to_select_;
- int position_to_select_;
- base::WeakPtrFactory<NativeMenuWin> menu_to_select_factory_;
-
- // If we're a submenu, this is our parent.
- NativeMenuWin* parent_;
-
- // If non-null the destructor sets this to true. This is set to non-null while
- // the menu is showing. It is used to detect if the menu was deleted while
- // running.
- bool* destroyed_flag_;
-
- // Ugly: a static pointer to the instance of this class that currently
- // has a menu open, because our hook function that receives keyboard
- // events doesn't have a mechanism to get a user data pointer.
- static NativeMenuWin* open_native_menu_win_;
-
- DISALLOW_COPY_AND_ASSIGN(NativeMenuWin);
-};
-
-} // namespace views
-
-#endif // UI_VIEWS_CONTROLS_MENU_NATIVE_MENU_WIN_H_
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