Version 1.8 of gecko-sdk. Downloaded from here:...

gecko-sdk/include/nsISHistoryListener.h

Index: gecko-sdk/include/nsISHistoryListener.h
===================================================================
--- gecko-sdk/include/nsISHistoryListener.h	(revision 0)
+++ gecko-sdk/include/nsISHistoryListener.h	(revision 0)
@@ -0,0 +1,266 @@
+/*
+ * DO NOT EDIT.  THIS FILE IS GENERATED FROM c:/builds/tinderbox/XR-Mozilla1.8.0-Release/WINNT_5.2_Depend/mozilla/xpfe/components/shistory/public/nsISHistoryListener.idl
+ */
+
+#ifndef __gen_nsISHistoryListener_h__
+#define __gen_nsISHistoryListener_h__
+
+
+#ifndef __gen_nsISupports_h__
+#include "nsISupports.h"
+#endif
+
+/* For IDL files that don't want to include root IDL files. */
+#ifndef NS_NO_VTABLE
+#define NS_NO_VTABLE
+#endif
+class nsIURI; /* forward declaration */
+
+#define NS_SHISTORYLISTENER_CONTRACTID "@mozilla.org/browser/shistorylistener;1"
+
+/* starting interface:    nsISHistoryListener */
+#define NS_ISHISTORYLISTENER_IID_STR "3b07f591-e8e1-11d4-9882-00c04fa02f40"
+
+#define NS_ISHISTORYLISTENER_IID \
+  {0x3b07f591, 0xe8e1, 0x11d4, \
+    { 0x98, 0x82, 0x00, 0xc0, 0x4f, 0xa0, 0x2f, 0x40 }}
+
+/**
+ * nsISHistoryListener defines the interface for an object that wishes
+ * to receive notifications about activities in History. A history 
+ * listener will be notified when pages are added, removed and loaded 
+ * from session history. A listener to session history can be registered 
+ * using the interface nsISHistory.
+ *
+ * @status FROZEN
+ */
+class NS_NO_VTABLE nsISHistoryListener : public nsISupports {
+ public: 
+
+  NS_DEFINE_STATIC_IID_ACCESSOR(NS_ISHISTORYLISTENER_IID)
+
+  /**
+   * called to notify a listener when a new document is
+   * added to session history. New documents are added to 
+   * session history by docshell when new pages are loaded
+   * in a frame or content area. 
+   *
+   * @param aNewURI     The uri of the document to be added to session history
+   *
+   * @return            <CODE>NS_OK</CODE> notification sent out successfully
+   */
+  /* void OnHistoryNewEntry (in nsIURI aNewURI); */
+  NS_IMETHOD OnHistoryNewEntry(nsIURI *aNewURI) = 0;
+
+  /**
+   * called to notify a listener when the user presses the 'back' button
+   * of the browser OR when the user attempts to go back one page
+   * in history thro' other means, from javascript or using nsIWebNavigation
+   *
+   * @param aBackURI        The uri of the previous page  which is to be 
+   *                        loaded.
+   * 
+   * @return aReturn        A boolean flag returned by the listener to
+   *                        indicate if the back operation is to be aborted 
+   *                        or continued.  If the listener returns 'true', it indicates 
+   *                        that the back operation can be continued. If the listener
+   *                        returns 'false', then the back operation will be aborted.
+   *                        This is a mechanism for the listener to control user's 
+   *                        operations with history.
+   * 
+   */
+  /* boolean OnHistoryGoBack (in nsIURI aBackURI); */
+  NS_IMETHOD OnHistoryGoBack(nsIURI *aBackURI, PRBool *_retval) = 0;
+
+  /**
+   * called to notify a listener when the user presses the 'forward' button
+   * of the browser OR when the user attempts to go forward one page
+   * in history thro' other means, from javascript or using nsIWebNavigation
+   *
+   * @param aForwardURI     The uri of the next page  which is to be 
+   *                        loaded.
+   * 
+   * @return aReturn        A boolean flag returned by the listener to
+   *                        indicate if the forward operation is to be aborted 
+   *                        or continued.  If the listener returns 'true', it indicates 
+   *                        that the forward operation can be continued. If the listener
+   *                        returns 'false', then the forward operation will be aborted.
+   *                        This is a mechanism for the listener to control user's 
+   *                        operations with history.
+   * 
+   */
+  /* boolean OnHistoryGoForward (in nsIURI aForwardURI); */
+  NS_IMETHOD OnHistoryGoForward(nsIURI *aForwardURI, PRBool *_retval) = 0;
+
+  /** 
+   * called to notify a listener when the user presses the 'reload' button
+   * of the browser OR when the user attempts to reload the current document
+   * through other means, like from javascript or using nsIWebNavigation
+   *
+   * @param aReloadURI    The uri of the current document  to be reloaded.
+   * @param aReloadFlags  Flags that indicate how the document is to be 
+   *                      refreshed. For example, from cache or bypassing
+   *                      cache and/or Proxy server. 
+   * @return aReturn      A boolean flag returned by the listener to indicate 
+   *                      if the reload operation is to be aborted or continued.
+   *                      If the listener returns 'true', it indicates that the 
+   *                      reload operation can be continued. If the listener
+   *                      returns 'false', then the reload operation will be aborted.
+   *                      This is a mechanism for the listener to control user's 
+   *                      operations with history.
+   * @see  nsIWebNavigation
+   *  
+   */
+  /* boolean OnHistoryReload (in nsIURI aReloadURI, in unsigned long aReloadFlags); */
+  NS_IMETHOD OnHistoryReload(nsIURI *aReloadURI, PRUint32 aReloadFlags, PRBool *_retval) = 0;
+
+  /**
+   * called to notify a listener when the user visits a page using the 'Go' menu
+   * of the browser OR when the user attempts to go to a page at a particular index
+   * through other means, like from javascript or using nsIWebNavigation
+   *
+   * @param aIndex        The index in history of the document to be loaded.
+   * @param aGotoURI      The uri of the document to be loaded.
+   * 
+   * @return aReturn      A boolean flag  returned by the listener to
+   *                      indicate if the GotoIndex operation is to be aborted 
+   *                      or continued.  If the listener returns 'true', it indicates 
+   *                      that the GotoIndex operation can be continued. If the listener
+   *                      returns 'false', then the GotoIndex operation will be aborted.
+   *                      This is a mechanism for the listener to control user's 
+   *                      operations with history.
+   * 
+   */
+  /* boolean OnHistoryGotoIndex (in long aIndex, in nsIURI aGotoURI); */
+  NS_IMETHOD OnHistoryGotoIndex(PRInt32 aIndex, nsIURI *aGotoURI, PRBool *_retval) = 0;
+
+  /**
+   * called to notify a listener when documents are removed from session
+   * history. Documents can be removed from session history for various 
+   * reasons. For example to control the memory usage of the browser, to 
+   * prevent users from loading documents from history, to erase evidence of
+   * prior page loads etc... To purge documents from session history call
+   * nsISHistory::PurgeHistory()
+   *
+   * @param aNumEntries   The number of documents to be removed from session history.
+   * 
+   * @return aReturn      A boolean flag returned by the listener to
+   *                      indicate if the purge operation is to be aborted 
+   *                      or continued.  If the listener returns 'true', it indicates 
+   *                      that the purge operation can be continued. If the listener
+   *                      returns 'false', then the purge operation will be aborted.
+   *                      This is a mechanism for the listener to control user's 
+   *                      operations with history.
+   *
+   * @note                While purging history, the older documents are removed
+   *                      and newly loaded documents are kept. For example  if there
+   *                      are 5 documents in history, and nsISHistory::PurgeHistory(3)
+   *                      is called, then, document 1, 2 and 3 are removed from history
+   *                      and most recently loaded document 4 and 5 are kept.
+   * 
+   */
+  /* boolean OnHistoryPurge (in long aNumEntries); */
+  NS_IMETHOD OnHistoryPurge(PRInt32 aNumEntries, PRBool *_retval) = 0;
+
+};
+
+/* Use this macro when declaring classes that implement this interface. */
+#define NS_DECL_NSISHISTORYLISTENER \
+  NS_IMETHOD OnHistoryNewEntry(nsIURI *aNewURI); \
+  NS_IMETHOD OnHistoryGoBack(nsIURI *aBackURI, PRBool *_retval); \
+  NS_IMETHOD OnHistoryGoForward(nsIURI *aForwardURI, PRBool *_retval); \
+  NS_IMETHOD OnHistoryReload(nsIURI *aReloadURI, PRUint32 aReloadFlags, PRBool *_retval); \
+  NS_IMETHOD OnHistoryGotoIndex(PRInt32 aIndex, nsIURI *aGotoURI, PRBool *_retval); \
+  NS_IMETHOD OnHistoryPurge(PRInt32 aNumEntries, PRBool *_retval); 
+
+/* Use this macro to declare functions that forward the behavior of this interface to another object. */
+#define NS_FORWARD_NSISHISTORYLISTENER(_to) \
+  NS_IMETHOD OnHistoryNewEntry(nsIURI *aNewURI) { return _to OnHistoryNewEntry(aNewURI); } \
+  NS_IMETHOD OnHistoryGoBack(nsIURI *aBackURI, PRBool *_retval) { return _to OnHistoryGoBack(aBackURI, _retval); } \
+  NS_IMETHOD OnHistoryGoForward(nsIURI *aForwardURI, PRBool *_retval) { return _to OnHistoryGoForward(aForwardURI, _retval); } \
+  NS_IMETHOD OnHistoryReload(nsIURI *aReloadURI, PRUint32 aReloadFlags, PRBool *_retval) { return _to OnHistoryReload(aReloadURI, aReloadFlags, _retval); } \
+  NS_IMETHOD OnHistoryGotoIndex(PRInt32 aIndex, nsIURI *aGotoURI, PRBool *_retval) { return _to OnHistoryGotoIndex(aIndex, aGotoURI, _retval); } \
+  NS_IMETHOD OnHistoryPurge(PRInt32 aNumEntries, PRBool *_retval) { return _to OnHistoryPurge(aNumEntries, _retval); } 
+
+/* Use this macro to declare functions that forward the behavior of this interface to another object in a safe way. */
+#define NS_FORWARD_SAFE_NSISHISTORYLISTENER(_to) \
+  NS_IMETHOD OnHistoryNewEntry(nsIURI *aNewURI) { return !_to ? NS_ERROR_NULL_POINTER : _to->OnHistoryNewEntry(aNewURI); } \
+  NS_IMETHOD OnHistoryGoBack(nsIURI *aBackURI, PRBool *_retval) { return !_to ? NS_ERROR_NULL_POINTER : _to->OnHistoryGoBack(aBackURI, _retval); } \
+  NS_IMETHOD OnHistoryGoForward(nsIURI *aForwardURI, PRBool *_retval) { return !_to ? NS_ERROR_NULL_POINTER : _to->OnHistoryGoForward(aForwardURI, _retval); } \
+  NS_IMETHOD OnHistoryReload(nsIURI *aReloadURI, PRUint32 aReloadFlags, PRBool *_retval) { return !_to ? NS_ERROR_NULL_POINTER : _to->OnHistoryReload(aReloadURI, aReloadFlags, _retval); } \
+  NS_IMETHOD OnHistoryGotoIndex(PRInt32 aIndex, nsIURI *aGotoURI, PRBool *_retval) { return !_to ? NS_ERROR_NULL_POINTER : _to->OnHistoryGotoIndex(aIndex, aGotoURI, _retval); } \
+  NS_IMETHOD OnHistoryPurge(PRInt32 aNumEntries, PRBool *_retval) { return !_to ? NS_ERROR_NULL_POINTER : _to->OnHistoryPurge(aNumEntries, _retval); } 
+
+#if 0
+/* Use the code below as a template for the implementation class for this interface. */
+
+/* Header file */
+class nsSHistoryListener : public nsISHistoryListener
+{
+public:
+  NS_DECL_ISUPPORTS
+  NS_DECL_NSISHISTORYLISTENER
+
+  nsSHistoryListener();
+
+private:
+  ~nsSHistoryListener();
+
+protected:
+  /* additional members */
+};
+
+/* Implementation file */
+NS_IMPL_ISUPPORTS1(nsSHistoryListener, nsISHistoryListener)
+
+nsSHistoryListener::nsSHistoryListener()
+{
+  /* member initializers and constructor code */
+}
+
+nsSHistoryListener::~nsSHistoryListener()
+{
+  /* destructor code */
+}
+
+/* void OnHistoryNewEntry (in nsIURI aNewURI); */
+NS_IMETHODIMP nsSHistoryListener::OnHistoryNewEntry(nsIURI *aNewURI)
+{
+    return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+/* boolean OnHistoryGoBack (in nsIURI aBackURI); */
+NS_IMETHODIMP nsSHistoryListener::OnHistoryGoBack(nsIURI *aBackURI, PRBool *_retval)
+{
+    return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+/* boolean OnHistoryGoForward (in nsIURI aForwardURI); */
+NS_IMETHODIMP nsSHistoryListener::OnHistoryGoForward(nsIURI *aForwardURI, PRBool *_retval)
+{
+    return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+/* boolean OnHistoryReload (in nsIURI aReloadURI, in unsigned long aReloadFlags); */
+NS_IMETHODIMP nsSHistoryListener::OnHistoryReload(nsIURI *aReloadURI, PRUint32 aReloadFlags, PRBool *_retval)
+{
+    return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+/* boolean OnHistoryGotoIndex (in long aIndex, in nsIURI aGotoURI); */
+NS_IMETHODIMP nsSHistoryListener::OnHistoryGotoIndex(PRInt32 aIndex, nsIURI *aGotoURI, PRBool *_retval)
+{
+    return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+/* boolean OnHistoryPurge (in long aNumEntries); */
+NS_IMETHODIMP nsSHistoryListener::OnHistoryPurge(PRInt32 aNumEntries, PRBool *_retval)
+{
+    return NS_ERROR_NOT_IMPLEMENTED;
+}
+
+/* End of implementation class template. */
+#endif
+
+
+#endif /* __gen_nsISHistoryListener_h__ */
Property changes on: gecko-sdk\include\nsISHistoryListener.h
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