202 lines
8.1 KiB
C++
202 lines
8.1 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: NPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.1 (the "License"); you may not use this file except in
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* compliance with the License. You may obtain a copy of the License at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the NPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the NPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#ifndef nsMenuBar_h__
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#define nsMenuBar_h__
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#include "nsIMenuBar.h"
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#include "nsIMenuListener.h"
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#include "nsIDocumentObserver.h"
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#include "nsIChangeManager.h"
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#include "nsIPresContext.h"
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#include "nsSupportsArray.h"
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#include "nsVoidArray.h"
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#include "nsHashtable.h"
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#include "nsWeakReference.h"
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#include <MacTypes.h>
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#include <UnicodeConverter.h>
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extern nsWeakPtr gMacMenubar;
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class nsIWidget;
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class nsIDocument;
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namespace MenuHelpers
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{
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// utility routine for getting a PresContext out of a webShell
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nsresult WebShellToPresContext ( nsIWebShell* inWebShell, nsIPresContext** outContext ) ;
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// utility routine for handling unicode->OS text conversions for setting the item
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// text in a menu.
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void SetMenuItemText ( MenuHandle macMenuHandle, short menuItem, const nsString& text,
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const UnicodeToTextRunInfo converter ) ;
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// Converts unicode to a single script run and extract the relevant font information. The
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// caller is responsible for deleting the memory allocated by this call with |nsMemory::Free()|.
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// Returns |nsnull| if an error occurred.
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char* ConvertToScriptRun ( const nsString & inStr, const UnicodeToTextRunInfo inConverter,
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short* outFontID, SInt16* outFontSize, Style* outFontStyle ) ;
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}
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/**
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* Native Mac MenuBar wrapper
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*/
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class nsMenuBar : public nsIMenuBar,
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public nsIMenuListener,
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public nsIDocumentObserver,
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public nsIChangeManager,
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public nsSupportsWeakReference
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{
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public:
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nsMenuBar();
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virtual ~nsMenuBar();
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NS_DECL_ISUPPORTS
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NS_DECL_NSICHANGEMANAGER
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// nsIMenuListener interface
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nsEventStatus MenuItemSelected(const nsMenuEvent & aMenuEvent);
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nsEventStatus MenuSelected(const nsMenuEvent & aMenuEvent);
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nsEventStatus MenuDeselected(const nsMenuEvent & aMenuEvent);
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nsEventStatus MenuConstruct( const nsMenuEvent & aMenuEvent, nsIWidget * aParentWindow,
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void* aDOMNode, void * aWebShell);
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nsEventStatus MenuDestruct(const nsMenuEvent & aMenuEvent);
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nsEventStatus CheckRebuild(PRBool & aMenuEvent);
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nsEventStatus SetRebuild(PRBool aMenuEvent);
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// nsIDocumentObserver
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NS_IMETHOD BeginUpdate(nsIDocument *aDocument);
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NS_IMETHOD EndUpdate(nsIDocument *aDocument);
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NS_IMETHOD BeginLoad(nsIDocument *aDocument);
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NS_IMETHOD EndLoad(nsIDocument *aDocument);
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NS_IMETHOD BeginReflow(nsIDocument *aDocument, nsIPresShell* aShell);
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NS_IMETHOD EndReflow(nsIDocument *aDocument, nsIPresShell* aShell);
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NS_IMETHOD ContentChanged(nsIDocument *aDocument,
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nsIContent* aContent,
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nsISupports* aSubContent);
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NS_IMETHOD ContentStatesChanged(nsIDocument *aDocument,
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nsIContent* aContent1,
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nsIContent* aContent2,
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PRInt32 aStateMask);
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NS_IMETHOD AttributeChanged(nsIDocument *aDocument,
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nsIContent* aContent,
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PRInt32 aNameSpaceID,
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nsIAtom* aAttribute,
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PRInt32 aModType,
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PRInt32 aHint);
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NS_IMETHOD ContentAppended(nsIDocument *aDocument,
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nsIContent* aContainer,
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PRInt32 aNewIndexInContainer);
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NS_IMETHOD ContentInserted(nsIDocument *aDocument,
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nsIContent* aContainer,
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nsIContent* aChild,
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PRInt32 aIndexInContainer);
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NS_IMETHOD ContentReplaced(nsIDocument *aDocument,
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nsIContent* aContainer,
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nsIContent* aOldChild,
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nsIContent* aNewChild,
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PRInt32 aIndexInContainer);
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NS_IMETHOD ContentRemoved(nsIDocument *aDocument,
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nsIContent* aContainer,
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nsIContent* aChild,
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PRInt32 aIndexInContainer);
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NS_IMETHOD StyleSheetAdded(nsIDocument *aDocument,
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nsIStyleSheet* aStyleSheet);
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NS_IMETHOD StyleSheetRemoved(nsIDocument *aDocument,
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nsIStyleSheet* aStyleSheet);
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NS_IMETHOD StyleSheetDisabledStateChanged(nsIDocument *aDocument,
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nsIStyleSheet* aStyleSheet,
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PRBool aDisabled);
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NS_IMETHOD StyleRuleChanged(nsIDocument *aDocument,
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nsIStyleSheet* aStyleSheet,
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nsIStyleRule* aStyleRule,
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PRInt32 aHint);
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NS_IMETHOD StyleRuleAdded(nsIDocument *aDocument,
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nsIStyleSheet* aStyleSheet,
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nsIStyleRule* aStyleRule);
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NS_IMETHOD StyleRuleRemoved(nsIDocument *aDocument,
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nsIStyleSheet* aStyleSheet,
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nsIStyleRule* aStyleRule);
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NS_IMETHOD DocumentWillBeDestroyed(nsIDocument *aDocument);
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NS_IMETHOD Create(nsIWidget * aParent);
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// nsIMenuBar Methods
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NS_IMETHOD GetParent(nsIWidget *&aParent);
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NS_IMETHOD SetParent(nsIWidget * aParent);
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NS_IMETHOD AddMenu(nsIMenu * aMenu);
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NS_IMETHOD GetMenuCount(PRUint32 &aCount);
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NS_IMETHOD GetMenuAt(const PRUint32 aCount, nsIMenu *& aMenu);
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NS_IMETHOD InsertMenuAt(const PRUint32 aCount, nsIMenu *& aMenu);
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NS_IMETHOD RemoveMenu(const PRUint32 aCount);
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NS_IMETHOD RemoveAll();
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NS_IMETHOD GetNativeData(void*& aData);
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NS_IMETHOD Paint();
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NS_IMETHOD SetNativeData(void* aData);
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protected:
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void GetDocument ( nsIWebShell* inWebShell, nsIDocument** outDocument ) ;
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void RegisterAsDocumentObserver ( nsIWebShell* inWebShell ) ;
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nsHashtable mObserverTable; // stores observers for content change notification
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PRUint32 mNumMenus;
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nsSupportsArray mMenusArray; // holds refs
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nsCOMPtr<nsIContent> mMenuBarContent; // menubar content node, strong ref
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nsIWidget * mParent; // weak ref
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PRBool mIsMenuBarAdded;
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nsWeakPtr mWebShellWeakRef; // weak ref to webshell
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nsIDocument * mDocument; // pointer to doc
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// Mac Specific
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Handle mMacMBarHandle;
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Handle mOriginalMacMBarHandle;
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UnicodeToTextRunInfo mUnicodeTextRunConverter;
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};
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#endif // nsMenuBar_h__
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