michael@0: /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #ifndef nsWindowMediator_h_
michael@0: #define nsWindowMediator_h_
michael@0: 
michael@0: #include "mozilla/Mutex.h"
michael@0: #include "nsCOMPtr.h"
michael@0: #include "nsIWindowMediator.h"
michael@0: #include "nsIObserver.h"
michael@0: #include "nsTArray.h"
michael@0: #include "nsXPIDLString.h"
michael@0: #include "nsWeakReference.h"
michael@0: #include "nsCRT.h"
michael@0: #include "nsCOMArray.h"
michael@0: 
michael@0: class nsAppShellWindowEnumerator;
michael@0: class nsASXULWindowEarlyToLateEnumerator;
michael@0: class nsASDOMWindowEarlyToLateEnumerator;
michael@0: class nsASDOMWindowFrontToBackEnumerator;
michael@0: class nsASXULWindowFrontToBackEnumerator;
michael@0: class nsASDOMWindowBackToFrontEnumerator;
michael@0: class nsASXULWindowBackToFrontEnumerator;
michael@0: class nsIWindowMediatorListener;
michael@0: struct nsWindowInfo;
michael@0: struct PRLock;
michael@0: 
michael@0: class nsWindowMediator :
michael@0:   public nsIWindowMediator,
michael@0:   public nsIObserver,
michael@0:   public nsSupportsWeakReference
michael@0: {
michael@0: friend class nsAppShellWindowEnumerator;
michael@0: friend class nsASXULWindowEarlyToLateEnumerator;
michael@0: friend class nsASDOMWindowEarlyToLateEnumerator;
michael@0: friend class nsASDOMWindowFrontToBackEnumerator;
michael@0: friend class nsASXULWindowFrontToBackEnumerator;
michael@0: friend class nsASDOMWindowBackToFrontEnumerator;
michael@0: friend class nsASXULWindowBackToFrontEnumerator;
michael@0: 
michael@0: public:
michael@0:   nsWindowMediator();
michael@0:   virtual ~nsWindowMediator();
michael@0: 
michael@0:   nsresult Init();
michael@0: 
michael@0:   NS_DECL_ISUPPORTS
michael@0:   NS_DECL_NSIWINDOWMEDIATOR
michael@0:   NS_DECL_NSIOBSERVER
michael@0: 
michael@0:   static nsresult GetDOMWindow(nsIXULWindow* inWindow,
michael@0:                                nsCOMPtr<nsIDOMWindow>& outDOMWindow);
michael@0: 
michael@0: private:
michael@0:   int32_t AddEnumerator(nsAppShellWindowEnumerator* inEnumerator);
michael@0:   int32_t RemoveEnumerator(nsAppShellWindowEnumerator* inEnumerator);
michael@0:   nsWindowInfo *MostRecentWindowInfo(const char16_t* inType);
michael@0: 
michael@0:   nsresult      UnregisterWindow(nsWindowInfo *inInfo);
michael@0:   nsWindowInfo *GetInfoFor(nsIXULWindow *aWindow);
michael@0:   nsWindowInfo *GetInfoFor(nsIWidget *aWindow);
michael@0:   void          SortZOrderFrontToBack();
michael@0:   void          SortZOrderBackToFront();
michael@0: 
michael@0:   nsTArray<nsAppShellWindowEnumerator*> mEnumeratorList;
michael@0:   nsWindowInfo *mOldestWindow;
michael@0:   nsWindowInfo *mTopmostWindow;
michael@0:   int32_t       mTimeStamp;
michael@0:   bool          mSortingZOrder;
michael@0:   bool          mReady;
michael@0:   mozilla::Mutex mListLock;
michael@0: 
michael@0:   nsCOMArray<nsIWindowMediatorListener> mListeners;
michael@0: };
michael@0: 
michael@0: #endif