gecko-dev/widget/cocoa/nsMenuX.h

100 lines
3.3 KiB
Objective-C

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef nsMenuX_h_
#define nsMenuX_h_
#import <Cocoa/Cocoa.h>
#include "mozilla/EventForwards.h"
#include "mozilla/RefPtr.h"
#include "mozilla/UniquePtr.h"
#include "nsMenuBaseX.h"
#include "nsMenuBarX.h"
#include "nsMenuGroupOwnerX.h"
#include "nsCOMPtr.h"
#include "nsChangeObserver.h"
class nsMenuX;
class nsMenuItemIconX;
class nsMenuItemX;
class nsIWidget;
// MenuDelegate is used to receive Cocoa notifications for setting
// up carbon events. Protocol is defined as of 10.6 SDK.
@interface MenuDelegate : NSObject <NSMenuDelegate> {
nsMenuX* mGeckoMenu; // weak ref
}
- (id)initWithGeckoMenu:(nsMenuX*)geckoMenu;
@end
// Once instantiated, this object lives until its DOM node or its parent window is destroyed.
// Do not hold references to this, they can become invalid any time the DOM node can be destroyed.
class nsMenuX : public nsMenuObjectX, public nsChangeObserver {
public:
nsMenuX();
virtual ~nsMenuX();
// If > 0, the OS is indexing all the app's menus (triggered by opening
// Help menu on Leopard and higher). There are some things that are
// unsafe to do while this is happening.
static int32_t sIndexingMenuLevel;
NS_DECL_CHANGEOBSERVER
// nsMenuObjectX
void* NativeData() override { return (void*)mNativeMenu; }
nsMenuObjectTypeX MenuObjectType() override { return eSubmenuObjectType; }
void IconUpdated() override { mParent->IconUpdated(); }
// nsMenuX
nsresult Create(nsMenuObjectX* aParent, nsMenuGroupOwnerX* aMenuGroupOwner, nsIContent* aNode);
uint32_t GetItemCount();
nsMenuObjectX* GetItemAt(uint32_t aPos);
nsresult GetVisibleItemCount(uint32_t& aCount);
nsMenuObjectX* GetVisibleItemAt(uint32_t aPos);
nsEventStatus MenuOpened();
void MenuClosed();
void SetRebuild(bool aMenuEvent);
NSMenuItem* NativeMenuItem();
nsresult SetupIcon();
static bool IsXULHelpMenu(nsIContent* aMenuContent);
protected:
void MenuConstruct();
nsresult RemoveAll();
nsresult SetEnabled(bool aIsEnabled);
nsresult GetEnabled(bool* aIsEnabled);
void GetMenuPopupContent(nsIContent** aResult);
bool OnOpen();
bool OnClose();
nsresult AddMenuItem(nsMenuItemX* aMenuItem);
nsMenuX* AddMenu(mozilla::UniquePtr<nsMenuX> aMenu);
void LoadMenuItem(nsIContent* inMenuItemContent);
void LoadSubMenu(nsIContent* inMenuContent);
GeckoNSMenu* CreateMenuWithGeckoString(nsString& menuTitle);
nsTArray<mozilla::UniquePtr<nsMenuObjectX>> mMenuObjectsArray;
nsString mLabel;
uint32_t mVisibleItemsCount; // cache
nsMenuObjectX* mParent; // [weak]
nsMenuGroupOwnerX* mMenuGroupOwner; // [weak]
// The icon object should never outlive its creating nsMenuX object.
RefPtr<nsMenuItemIconX> mIcon; // [strong]
GeckoNSMenu* mNativeMenu; // [strong]
MenuDelegate* mMenuDelegate; // [strong]
// nsMenuX objects should always have a valid native menu item.
NSMenuItem* mNativeMenuItem; // [strong]
bool mIsEnabled;
bool mDestroyHandlerCalled;
bool mNeedsRebuild;
bool mConstructed;
bool mVisible;
bool mXBLAttached;
};
#endif // nsMenuX_h_