view/aaSessionHistory.cpp

   1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim:set ts=2 sw=2 sts=2 et cindent tw=79 ft=cpp: */
   3 /*
   4  * Copyright (C) 2007 Sergey Yanovich <ynvich@gmail.com>
   5  *
   6  * This program is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU General Public License as
   8  * published by the Free Software Foundation; either version 2 of the
   9  * License, or (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public
  17  * License along with this program; if not, write to the
  18  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  19  * Boston, MA 02111-1307, USA.
  20  */
  21
  22 #include <abstract/aacore.h>
  23
  24 #include "nsCOMPtr.h"
  25 #include "nsISHistory.h"
  26 #include "nsIInterfaceRequestor.h"
  27 #include "nsComponentManagerUtils.h"
  28
  29 /* Unfrozen API */
  30 #include "unstable/nsISHistoryInternal.h"
  31 #include "unstable/nsIWebNavigation.h"
  32
  33 /* Project includes */
  34 #include <abstract/storage/aaISession.h>
  35 #include "aaSessionHistory.h"
  36
  37 aaSessionHistory::aaSessionHistory()
  38 {
  39   mSH = do_CreateInstance(NS_SHISTORY_CONTRACTID);
  40   mSHI = do_QueryInterface(mSH);
  41   mWN = do_QueryInterface(mSH);
  42 }
  43
  44 aaSessionHistory::~aaSessionHistory()
  45 {
  46 }
  47
  48 NS_IMPL_ISUPPORTS4(aaSessionHistory,
  49                    nsISHistory,
  50                    nsISHistoryInternal,
  51                    nsIWebNavigation,
  52                    nsIInterfaceRequestor)
  53
  54 /* nsISHistory */
  55 NS_IMETHODIMP
  56 aaSessionHistory::GetCount(PRInt32 *aCount)
  57 {
  58   *aCount = 0;
  59   return mSH->GetCount(aCount);
  60 }
  61
  62 NS_IMETHODIMP
  63 aaSessionHistory::GetIndex(PRInt32 *aIndex)
  64 {
  65   return mSH->GetIndex(aIndex);
  66 }
  67
  68 NS_IMETHODIMP
  69 aaSessionHistory::GetRequestedIndex(PRInt32 *aRequestedIndex)
  70 {
  71   return mSH->GetRequestedIndex(aRequestedIndex);
  72 }
  73
  74 NS_IMETHODIMP
  75 aaSessionHistory::GetMaxLength(PRInt32 *aMaxLength)
  76 {
  77   return mSH->GetMaxLength(aMaxLength);
  78 }
  79 NS_IMETHODIMP
  80 aaSessionHistory::SetMaxLength(PRInt32 aMaxLength)
  81 {
  82   return mSH->SetMaxLength(aMaxLength);
  83 }
  84
  85 NS_IMETHODIMP
  86 aaSessionHistory::GetEntryAtIndex(PRInt32 index, PRBool modifyIndex,
  87                                   nsIHistoryEntry **_retval)
  88 {
  89   return mSH->GetEntryAtIndex(index, modifyIndex, _retval);
  90 }
  91
  92 NS_IMETHODIMP
  93 aaSessionHistory::PurgeHistory(PRInt32 numEntries)
  94 {
  95   return mSH->PurgeHistory(numEntries);
  96 }
  97
  98 NS_IMETHODIMP
  99 aaSessionHistory::AddSHistoryListener(nsISHistoryListener *aListener)
 100 {
 101   return mSH->AddSHistoryListener(aListener);
 102 }
 103
 104 NS_IMETHODIMP
 105 aaSessionHistory::RemoveSHistoryListener(nsISHistoryListener *aListener)
 106 {
 107   return mSH->RemoveSHistoryListener(aListener);
 108 }
 109
 110 NS_IMETHODIMP
 111 aaSessionHistory::GetSHistoryEnumerator(nsISimpleEnumerator * *aSHistoryEnumerator)
 112 {
 113   return mSH->GetSHistoryEnumerator(aSHistoryEnumerator);
 114 }
 115
 116
 117 /* nsISHistoryInternal */
 118 NS_IMETHODIMP
 119 aaSessionHistory::AddEntry(nsISHEntry *aEntry, PRBool aPersist)
 120 {
 121   nsCOMPtr<nsISHEntry> pageView( do_CreateInstance(
 122         "@aasii.org/view/page-view;1", aEntry));
 123   return mSHI->AddEntry(pageView, aPersist);
 124 }
 125
 126 NS_IMETHODIMP
 127 aaSessionHistory::GetRootTransaction(nsISHTransaction * *aRootTransaction)
 128 {
 129   return mSHI->GetRootTransaction(aRootTransaction);
 130 }
 131
 132 NS_IMETHODIMP
 133 aaSessionHistory::GetRootDocShell(nsIDocShell * *aRootDocShell)
 134 {
 135   return mSHI->GetRootDocShell( aRootDocShell );
 136 }
 137 NS_IMETHODIMP
 138 aaSessionHistory::SetRootDocShell(nsIDocShell * aRootDocShell)
 139 {
 140   return mSHI->SetRootDocShell( aRootDocShell );
 141 }
 142
 143 NS_IMETHODIMP
 144 aaSessionHistory::UpdateIndex()
 145 {
 146   return mSHI->UpdateIndex();
 147 }
 148
 149 NS_IMETHODIMP
 150 aaSessionHistory::ReplaceEntry(PRInt32 aIndex, nsISHEntry *aReplaceEntry)
 151 {
 152   return mSHI->ReplaceEntry(aIndex, aReplaceEntry);
 153 }
 154
 155 NS_IMETHODIMP
 156 aaSessionHistory::GetListener(nsISHistoryListener * *aListener)
 157 {
 158   return mSHI->GetListener(aListener);
 159 }
 160
 161 NS_IMETHODIMP
 162 aaSessionHistory::EvictContentViewers(PRInt32 previousIndex, PRInt32 index)
 163 {
 164   return mSHI->EvictContentViewers(previousIndex, index);
 165 }
 166
 167 /* nsIWebNavigation */
 168 NS_IMETHODIMP
 169 aaSessionHistory::GetCanGoBack(PRBool *aCanGoBack)
 170 {
 171   return mWN->GetCanGoBack(aCanGoBack);
 172 }
 173
 174 NS_IMETHODIMP
 175 aaSessionHistory::GetCanGoForward(PRBool *aCanGoForward)
 176 {
 177   return mWN->GetCanGoForward(aCanGoForward);
 178 }
 179
 180 NS_IMETHODIMP
 181 aaSessionHistory::GoBack()
 182 {
 183   return mWN->GoBack();
 184 }
 185
 186 NS_IMETHODIMP
 187 aaSessionHistory::GoForward()
 188 {
 189   return mWN->GoForward();
 190 }
 191
 192 NS_IMETHODIMP
 193 aaSessionHistory::GotoIndex(PRInt32 index)
 194 {
 195   return mWN->GotoIndex(index);
 196 }
 197
 198 NS_IMETHODIMP
 199 aaSessionHistory::LoadURI(const PRUnichar *aURI, PRUint32 aLoadFlags,
 200     nsIURI *aReferrer, nsIInputStream *aPostData, nsIInputStream *aHeaders)
 201 {
 202   return mWN->LoadURI(aURI, aLoadFlags, aReferrer, aPostData, aHeaders);
 203 }
 204
 205 NS_IMETHODIMP
 206 aaSessionHistory::Reload(PRUint32 aReloadFlags)
 207 {
 208   return mWN->Reload(aReloadFlags);
 209 }
 210
 211 NS_IMETHODIMP
 212 aaSessionHistory::Stop(PRUint32 aStopFlags)
 213 {
 214   return mWN->Stop(aStopFlags);
 215 }
 216
 217 NS_IMETHODIMP
 218 aaSessionHistory::GetDocument(nsIDOMDocument * *aDocument)
 219 {
 220   return mWN->GetDocument(aDocument);
 221 }
 222
 223 NS_IMETHODIMP
 224 aaSessionHistory::GetCurrentURI(nsIURI * *aCurrentURI)
 225 {
 226   return mWN->GetCurrentURI(aCurrentURI);
 227 }
 228
 229 NS_IMETHODIMP
 230 aaSessionHistory::GetReferringURI(nsIURI * *aReferringURI)
 231 {
 232   return mWN->GetReferringURI(aReferringURI);
 233 }
 234
 235 NS_IMETHODIMP
 236 aaSessionHistory::GetSessionHistory(nsISHistory * *aSessionHistory)
 237 {
 238   return mWN->GetSessionHistory(aSessionHistory);
 239 }
 240 NS_IMETHODIMP
 241 aaSessionHistory::SetSessionHistory(nsISHistory * aSessionHistory)
 242 {
 243   return mWN->SetSessionHistory(aSessionHistory);
 244 }
 245
 246 /* nsIInterfaceRequestor */
 247 NS_IMETHODIMP
 248 aaSessionHistory::GetInterface(const nsIID & uuid, void * *result)
 249 {
 250   nsresult rv;
 251
 252   if (uuid.Equals(NS_GET_IID(aaISession))) {
 253     rv = NS_OK;
 254     if (! mSession) {
 255       mSession = do_CreateInstance("@aasii.org/storage/session;1", &rv);
 256     }
 257     NS_IF_ADDREF( (aaISession *) (*result = (void *)   mSession) );
 258     return rv;
 259   }
 260   return  QueryInterface(uuid, result);
 261 }
 262