gecko-dev/xpfe/appshell/nsWindowMediator.h
Xidorn Quan db62454204 Bug 1344544 - Use nsTObserverArray for listeners of nsWindowMediator. r=erahm
MozReview-Commit-ID: 2PHwh4Htlhz

--HG--
extra : rebase_source : 540b7fd24298e552c2e30d1de12828da4127f32b
2017-03-06 12:50:52 +11:00

80 lines
2.4 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef nsWindowMediator_h_
#define nsWindowMediator_h_
#include "nsCOMPtr.h"
#include "nsIWindowMediator.h"
#include "nsIObserver.h"
#include "nsTArray.h"
#include "nsXPIDLString.h"
#include "nsWeakReference.h"
#include "nsTObserverArray.h"
class nsAppShellWindowEnumerator;
class nsASXULWindowEarlyToLateEnumerator;
class nsASDOMWindowEarlyToLateEnumerator;
class nsASDOMWindowFrontToBackEnumerator;
class nsASXULWindowFrontToBackEnumerator;
class nsASDOMWindowBackToFrontEnumerator;
class nsASXULWindowBackToFrontEnumerator;
class nsIWindowMediatorListener;
struct nsWindowInfo;
class nsWindowMediator :
public nsIWindowMediator_44,
public nsIObserver,
public nsSupportsWeakReference
{
friend class nsAppShellWindowEnumerator;
friend class nsASXULWindowEarlyToLateEnumerator;
friend class nsASDOMWindowEarlyToLateEnumerator;
friend class nsASDOMWindowFrontToBackEnumerator;
friend class nsASXULWindowFrontToBackEnumerator;
friend class nsASDOMWindowBackToFrontEnumerator;
friend class nsASXULWindowBackToFrontEnumerator;
protected:
virtual ~nsWindowMediator();
public:
nsWindowMediator();
nsresult Init();
NS_DECL_ISUPPORTS
NS_DECL_NSIWINDOWMEDIATOR
NS_DECL_NSIWINDOWMEDIATOR_44
NS_DECL_NSIOBSERVER
static nsresult GetDOMWindow(nsIXULWindow* inWindow,
nsCOMPtr<nsPIDOMWindowOuter>& outDOMWindow);
private:
int32_t AddEnumerator(nsAppShellWindowEnumerator* inEnumerator);
int32_t RemoveEnumerator(nsAppShellWindowEnumerator* inEnumerator);
nsWindowInfo* MostRecentWindowInfo(const char16_t* inType,
bool aSkipPrivateBrowsingOrClosed = false);
nsresult UnregisterWindow(nsWindowInfo *inInfo);
nsWindowInfo *GetInfoFor(nsIXULWindow *aWindow);
nsWindowInfo *GetInfoFor(nsIWidget *aWindow);
void SortZOrderFrontToBack();
void SortZOrderBackToFront();
nsTArray<nsAppShellWindowEnumerator*> mEnumeratorList;
nsWindowInfo *mOldestWindow;
nsWindowInfo *mTopmostWindow;
int32_t mTimeStamp;
bool mSortingZOrder;
bool mReady;
typedef nsTObserverArray<nsCOMPtr<nsIWindowMediatorListener>> ListenerArray;
ListenerArray mListeners;
};
#endif