2000-07-19 03:13:07 +04:00
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#ifndef webshell____h
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#define webshell____h
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#include "nsIWebShellServices.h"
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#include "nsIWebShell.h"
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#include "nsILinkHandler.h"
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#include "nsIDocumentLoaderObserver.h"
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#include "nsIClipboardCommands.h"
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#include "nsDocShell.h"
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typedef enum {
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eCharsetReloadInit,
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eCharsetReloadRequested,
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eCharsetReloadStopOrigional
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} eCharsetReloadState;
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class nsWebShell : public nsDocShell,
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public nsIWebShell,
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public nsIWebShellContainer,
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public nsIWebShellServices,
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public nsILinkHandler,
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public nsIDocumentLoaderObserver,
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public nsIClipboardCommands
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{
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public:
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nsWebShell();
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virtual ~nsWebShell();
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NS_DECL_AND_IMPL_ZEROING_OPERATOR_NEW
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NS_DECL_ISUPPORTS_INHERITED
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NS_DECL_NSIINTERFACEREQUESTOR
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NS_DECL_NSIDOCUMENTLOADEROBSERVER
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NS_DECL_NSICLIPBOARDCOMMANDS
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NS_DECL_NSIWEBSHELLSERVICES
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NS_IMETHOD SetupNewViewer(nsIContentViewer* aViewer);
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// nsIContentViewerContainer
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NS_IMETHOD Embed(nsIContentViewer* aDocViewer,
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const char* aCommand,
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nsISupports* aExtraInfo);
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// nsIWebShell
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NS_IMETHOD SetContainer(nsIWebShellContainer* aContainer);
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NS_IMETHOD GetContainer(nsIWebShellContainer*& aResult);
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NS_IMETHOD GetTopLevelWindow(nsIWebShellContainer** aWebShellWindow);
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NS_IMETHOD GetRootWebShell(nsIWebShell*& aResult);
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/*NS_IMETHOD SetParent(nsIWebShell* aParent);
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NS_IMETHOD GetParent(nsIWebShell*& aParent);*/
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NS_IMETHOD GetReferrer(nsIURI **aReferrer);
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// Document load api's
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NS_IMETHOD GetDocumentLoader(nsIDocumentLoader*& aResult);
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/* NS_IMETHOD LoadURL(const PRUnichar *aURLSpec,
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const char* aCommand,
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nsIInputStream* aPostDataStream=nsnull,
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PRBool aModifyHistory=PR_TRUE,
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nsLoadFlags aType = nsIChannel::LOAD_NORMAL,
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nsISupports * aHistoryState=nsnull,
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const PRUnichar* aReferrer=nsnull,
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const char * aWindowTarget = nsnull);
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NS_IMETHOD LoadURI(nsIURI * aUri,
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const char * aCommand,
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nsIInputStream* aPostDataStream=nsnull,
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PRBool aModifyHistory=PR_TRUE,
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nsLoadFlags aType = nsIChannel::LOAD_NORMAL,
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nsISupports * aHistoryState=nsnull,
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const PRUnichar* aReferrer=nsnull,
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const char * aWindowTarget = nsnull);
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*/
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void SetReferrer(const PRUnichar* aReferrer);
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// History api's
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NS_IMETHOD GoTo(PRInt32 aHistoryIndex);
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NS_IMETHOD GetHistoryLength(PRInt32& aResult);
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NS_IMETHOD GetHistoryIndex(PRInt32& aResult);
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NS_IMETHOD GetURL(PRInt32 aHistoryIndex, const PRUnichar** aURLResult);
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// nsIWebShellContainer
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NS_IMETHOD SetHistoryState(nsISupports* aLayoutHistoryState);
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NS_IMETHOD FireUnloadEvent(void);
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// nsILinkHandler
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NS_IMETHOD OnLinkClick(nsIContent* aContent,
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nsLinkVerb aVerb,
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const PRUnichar* aURLSpec,
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const PRUnichar* aTargetSpec,
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2000-09-05 23:03:56 +04:00
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nsIInputStream* aPostDataStream = 0,
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nsIInputStream* aHeadersDataStream = 0);
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2000-07-19 03:13:07 +04:00
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NS_IMETHOD OnOverLink(nsIContent* aContent,
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const PRUnichar* aURLSpec,
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const PRUnichar* aTargetSpec);
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2000-07-28 03:17:53 +04:00
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NS_IMETHOD GetLinkState(const char* aLinkURI, nsLinkState& aState);
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2000-07-19 03:13:07 +04:00
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NS_IMETHOD FindNext(const PRUnichar * aSearchStr, PRBool aMatchCase, PRBool aSearchDown, PRBool &aIsFound);
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// nsIBaseWindow
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NS_IMETHOD SetPositionAndSize(PRInt32 x, PRInt32 y, PRInt32 cx,
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PRInt32 cy, PRBool fRepaint);
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NS_IMETHOD GetPositionAndSize(PRInt32* x, PRInt32* y,
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PRInt32* cx, PRInt32* cy);
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NS_IMETHOD Create();
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NS_IMETHOD Destroy();
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// nsWebShell
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nsIEventQueue* GetEventQueue(void);
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void HandleLinkClickEvent(nsIContent *aContent,
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nsLinkVerb aVerb,
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const PRUnichar* aURLSpec,
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const PRUnichar* aTargetSpec,
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nsIInputStream* aPostDataStream = 0,
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nsIInputStream* aHeadersDataStream = 0);
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2000-07-19 03:13:07 +04:00
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static nsEventStatus PR_CALLBACK HandleEvent(nsGUIEvent *aEvent);
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NS_IMETHOD SetURL(const PRUnichar* aURL);
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protected:
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void GetRootWebShellEvenIfChrome(nsIWebShell** aResult);
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void InitFrameData();
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nsIEventQueue* mThreadEventQueue;
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nsIWebShellContainer* mContainer;
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nsIDocumentLoader* mDocLoader;
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PRBool mFiredUnloadEvent;
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nsRect mBounds;
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eCharsetReloadState mCharsetReloadState;
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nsISupports* mHistoryState; // Weak reference. Session history owns this.
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nsresult FireUnloadForChildren();
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nsresult CreateViewer(nsIChannel* aChannel,
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const char* aContentType,
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const char* aCommand,
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nsIStreamListener** aResult);
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#ifdef DETECT_WEBSHELL_LEAKS
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private:
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// We're counting the number of |nsWebShells| to help find leaks
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static unsigned long gNumberOfWebShells;
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2000-07-19 17:36:35 +04:00
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#endif /* DETECT_WEBSHELL_LEAKS */
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2000-07-19 03:13:07 +04:00
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};
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2000-07-19 17:36:35 +04:00
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#endif /* webshell____h */
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