зеркало из https://github.com/mozilla/gecko-dev.git
98 строки
3.5 KiB
Objective-C
98 строки
3.5 KiB
Objective-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: MPL 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 Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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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 support for icons in native menu items on Mac OS X.
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*
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* The Initial Developer of the Original Code is Google Inc.
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* Portions created by the Initial Developer are Copyright (C) 2006
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Mark Mentovai <mark@moxienet.com> (Original Author)
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* Josh Aas <josh@mozilla.com>
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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 MPL, 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 MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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/*
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* Retrieves and displays icons in native menu items on Mac OS X.
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*/
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#ifndef nsMenuItemIconX_h_
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#define nsMenuItemIconX_h_
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#include "nsCOMPtr.h"
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#include "imgIDecoderObserver.h"
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class nsIURI;
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class nsIContent;
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class imgIRequest;
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class nsMenuObjectX;
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#import <Cocoa/Cocoa.h>
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class nsMenuItemIconX : public imgIDecoderObserver
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{
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public:
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nsMenuItemIconX(nsMenuObjectX* aMenuItem,
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nsIContent* aContent,
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NSMenuItem* aNativeMenuItem);
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private:
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virtual ~nsMenuItemIconX();
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public:
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NS_DECL_ISUPPORTS
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NS_DECL_IMGICONTAINEROBSERVER
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NS_DECL_IMGIDECODEROBSERVER
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// SetupIcon succeeds if it was able to set up the icon, or if there should
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// be no icon, in which case it clears any existing icon but still succeeds.
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nsresult SetupIcon();
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// GetIconURI fails if the item should not have any icon.
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nsresult GetIconURI(nsIURI** aIconURI);
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// LoadIcon will set a placeholder image and start a load request for the
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// icon. The request may not complete until after LoadIcon returns.
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nsresult LoadIcon(nsIURI* aIconURI);
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// Unless we take precautions, we may outlive the object that created us
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// (mMenuObject, which owns our native menu item (mNativeMenuItem)).
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// Destroy() should be called from mMenuObject's destructor to prevent
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// this from happening. See bug 499600.
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void Destroy();
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protected:
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nsCOMPtr<nsIContent> mContent;
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nsCOMPtr<imgIRequest> mIconRequest;
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nsMenuObjectX* mMenuObject; // [weak]
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nsIntRect mImageRegionRect;
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bool mLoadedIcon;
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bool mSetIcon;
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NSMenuItem* mNativeMenuItem; // [weak]
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};
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#endif // nsMenuItemIconX_h_
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