202 lines
6.2 KiB
C++
202 lines
6.2 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: 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.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) 2001
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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 of the GNU General Public License Version 2 or later (the "GPL"),
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* or 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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#include "nsCOMPtr.h"
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#include "nsString.h"
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#include "nsISimpleEnumerator.h"
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#include "nsIXULWindow.h"
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class nsWindowMediator;
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/********************************************************************/
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/**************************** nsWindowInfo **************************/
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/********************************************************************/
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struct nsWindowInfo
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{
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nsWindowInfo(nsIXULWindow* inWindow, PRInt32 inTimeStamp);
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~nsWindowInfo();
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nsCOMPtr<nsIXULWindow> mWindow;
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PRInt32 mTimeStamp;
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PRUint32 mZLevel;
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// each struct is in two, independent, circular, doubly-linked lists
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nsWindowInfo *mYounger, // next younger in sequence
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*mOlder;
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nsWindowInfo *mLower, // next lower in z-order
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*mHigher;
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PRBool TypeEquals(const nsAString &aType);
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void InsertAfter(nsWindowInfo *inOlder, nsWindowInfo *inHigher);
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void Unlink(PRBool inAge, PRBool inZ);
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void ReferenceSelf(PRBool inAge, PRBool inZ);
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};
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/********************************************************************/
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/************************ virtual enumerators ***********************/
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/********************************************************************/
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class nsAppShellWindowEnumerator : public nsISimpleEnumerator {
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friend class nsWindowMediator;
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public:
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nsAppShellWindowEnumerator (const PRUnichar* aTypeString,
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nsWindowMediator& inMediator);
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virtual ~nsAppShellWindowEnumerator();
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NS_IMETHOD GetNext(nsISupports **retval) = 0;
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NS_IMETHOD HasMoreElements(PRBool *retval);
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NS_DECL_ISUPPORTS
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protected:
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void AdjustInitialPosition();
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virtual nsWindowInfo *FindNext() = 0;
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void WindowRemoved(nsWindowInfo *inInfo);
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nsWindowMediator *mWindowMediator;
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nsString mType;
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nsWindowInfo *mCurrentPosition;
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};
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class nsASDOMWindowEnumerator : public nsAppShellWindowEnumerator {
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public:
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nsASDOMWindowEnumerator (const PRUnichar* aTypeString,
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nsWindowMediator& inMediator);
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virtual ~nsASDOMWindowEnumerator();
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NS_IMETHOD GetNext(nsISupports **retval);
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};
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class nsASXULWindowEnumerator : public nsAppShellWindowEnumerator {
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public:
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nsASXULWindowEnumerator (const PRUnichar* aTypeString,
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nsWindowMediator& inMediator);
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virtual ~nsASXULWindowEnumerator();
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NS_IMETHOD GetNext(nsISupports **retval);
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};
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/********************************************************************/
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/*********************** concrete enumerators ***********************/
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/********************************************************************/
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class nsASDOMWindowEarlyToLateEnumerator : public nsASDOMWindowEnumerator {
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public:
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nsASDOMWindowEarlyToLateEnumerator(
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const PRUnichar* aTypeString,
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nsWindowMediator& inMediator);
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virtual ~nsASDOMWindowEarlyToLateEnumerator();
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protected:
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virtual nsWindowInfo *FindNext();
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};
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class nsASXULWindowEarlyToLateEnumerator : public nsASXULWindowEnumerator {
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public:
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nsASXULWindowEarlyToLateEnumerator(
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const PRUnichar* aTypeString,
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nsWindowMediator& inMediator);
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virtual ~nsASXULWindowEarlyToLateEnumerator();
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protected:
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virtual nsWindowInfo *FindNext();
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};
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class nsASDOMWindowFrontToBackEnumerator : public nsASDOMWindowEnumerator {
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public:
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nsASDOMWindowFrontToBackEnumerator(
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const PRUnichar* aTypeString,
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nsWindowMediator& inMediator);
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virtual ~nsASDOMWindowFrontToBackEnumerator();
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protected:
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virtual nsWindowInfo *FindNext();
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};
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class nsASXULWindowFrontToBackEnumerator : public nsASXULWindowEnumerator {
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public:
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nsASXULWindowFrontToBackEnumerator(
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const PRUnichar* aTypeString,
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nsWindowMediator& inMediator);
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virtual ~nsASXULWindowFrontToBackEnumerator();
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protected:
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virtual nsWindowInfo *FindNext();
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};
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class nsASDOMWindowBackToFrontEnumerator : public nsASDOMWindowEnumerator {
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public:
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nsASDOMWindowBackToFrontEnumerator (
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const PRUnichar* aTypeString,
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nsWindowMediator& inMediator);
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virtual ~nsASDOMWindowBackToFrontEnumerator();
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protected:
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virtual nsWindowInfo *FindNext();
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};
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class nsASXULWindowBackToFrontEnumerator : public nsASXULWindowEnumerator {
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public:
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nsASXULWindowBackToFrontEnumerator (
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const PRUnichar* aTypeString,
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nsWindowMediator& inMediator);
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virtual ~nsASXULWindowBackToFrontEnumerator();
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protected:
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virtual nsWindowInfo *FindNext();
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};
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