зеркало из https://github.com/mozilla/gecko-dev.git
78 строки
2.9 KiB
C++
78 строки
2.9 KiB
C++
/* -*- Mode: C++; tab-width: 40; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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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 Mozilla code.
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*
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* The Initial Developer of the Original Code is
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* mozilla.org
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* Portions created by the Initial Developer are Copyright (C) 2009
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Vladimir Vukicevic <vladimir@pobox.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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#ifndef NS_SPLASHSCREEN_H_
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#define NS_SPLASHSCREEN_H_
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#include "prtypes.h"
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/* Note: This is not XPCOM! This class is used before any Gecko/XPCOM
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* support has been initialized, so any implementations should take care
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* to use platform-native methods as much as possible.
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*/
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class nsSplashScreen {
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public:
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// An implementation needs to provide these, to either get
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// an existing splash screen, or create a new one if GetOrCreate is
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// used.
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static nsSplashScreen* GetOrCreate();
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static nsSplashScreen* Get();
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public:
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// Display the splash screen if it's not already displayed.
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// Also resets progress to 0 and the message to empty.
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virtual void Open() = 0;
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virtual void Close() = 0;
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/* Update the splash screen to the given progress value (0..100) */
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virtual void Update(PRInt32 progress) = 0;
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PRBool IsOpen() { return mIsOpen; }
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protected:
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nsSplashScreen() : mIsOpen(PR_FALSE) { }
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PRBool mIsOpen;
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};
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extern "C" {
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nsSplashScreen *NS_GetSplashScreen(PRBool create);
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typedef nsSplashScreen* (*NS_GetSplashScreenPtr) (PRBool);
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}
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#endif /* NS_SPLASHSCREEN_H_ */
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