167 lines
4.3 KiB
C++
167 lines
4.3 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef nsAppShellWindowEnumerator_h
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#define nsAppShellWindowEnumerator_h
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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, int32_t inTimeStamp);
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~nsWindowInfo();
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nsCOMPtr<nsIXULWindow> mWindow;
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int32_t mTimeStamp;
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uint32_t 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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bool TypeEquals(const nsAString &aType);
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void InsertAfter(nsWindowInfo *inOlder, nsWindowInfo *inHigher);
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void Unlink(bool inAge, bool inZ);
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void ReferenceSelf(bool inAge, bool 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 char16_t* aTypeString,
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nsWindowMediator& inMediator);
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NS_IMETHOD GetNext(nsISupports **retval) override = 0;
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NS_IMETHOD HasMoreElements(bool *retval) override;
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NS_DECL_ISUPPORTS
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protected:
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virtual ~nsAppShellWindowEnumerator();
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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 char16_t* 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 char16_t* 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(const char16_t* 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(const char16_t* 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(const char16_t* 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(const char16_t* 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(const char16_t* 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(const char16_t* 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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#endif
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