embedding/tests/winEmbed/WebBrowserChrome.cpp

Wed, 31 Dec 2014 06:09:35 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Wed, 31 Dec 2014 06:09:35 +0100
changeset 0
6474c204b198
permissions
-rw-r--r--

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

     1 /* ***** BEGIN LICENSE BLOCK *****
     2  * Version: Mozilla-sample-code 1.0
     3  *
     4  * Copyright (c) 2002 Netscape Communications Corporation and
     5  * other contributors
     6  *
     7  * Permission is hereby granted, free of charge, to any person obtaining a
     8  * copy of this Mozilla sample software and associated documentation files
     9  * (the "Software"), to deal in the Software without restriction, including
    10  * without limitation the rights to use, copy, modify, merge, publish,
    11  * distribute, sublicense, and/or sell copies of the Software, and to permit
    12  * persons to whom the Software is furnished to do so, subject to the
    13  * following conditions:
    14  *
    15  * The above copyright notice and this permission notice shall be included
    16  * in all copies or substantial portions of the Software.
    17  *
    18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
    19  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
    20  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
    21  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
    22  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
    23  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
    24  * DEALINGS IN THE SOFTWARE.
    25  *
    26  * Contributor(s):
    27  *
    28  * ***** END LICENSE BLOCK ***** */
    30 // Local includes
    31 #include "resource.h"
    32 #include "winEmbed.h"
    33 #include "WebBrowserChrome.h"
    35 // OS headers
    36 #include <stdio.h>
    38 // Frozen APIs
    40 #include "nsStringAPI.h"
    41 #include "nsIComponentManager.h"
    42 #include "nsIDOMWindow.h"
    43 #include "nsIInterfaceRequestor.h"
    44 #include "nsIRequest.h"
    45 #include "nsIURI.h"
    46 #include "nsIWebProgress.h"
    47 #include "nsCWebBrowser.h"
    49 // Glue APIs (not frozen, but safe to use because they are statically linked)
    50 #include "nsComponentManagerUtils.h"
    52 // NON-FROZEN APIS!
    53 #include "nsIWebNavigation.h"
    55 WebBrowserChrome::WebBrowserChrome()
    56 {
    57     mNativeWindow = nullptr;
    58     mSizeSet = false;
    59 }
    61 WebBrowserChrome::~WebBrowserChrome()
    62 {
    63     WebBrowserChromeUI::Destroyed(this);
    64 }
    66 nsresult WebBrowserChrome::CreateBrowser(int32_t aX, int32_t aY,
    67                                          int32_t aCX, int32_t aCY,
    68                                          nsIWebBrowser **aBrowser)
    69 {
    70     NS_ENSURE_ARG_POINTER(aBrowser);
    71     *aBrowser = nullptr;
    73     mWebBrowser = do_CreateInstance(NS_WEBBROWSER_CONTRACTID);
    75     if (!mWebBrowser)
    76         return NS_ERROR_FAILURE;
    78     (void)mWebBrowser->SetContainerWindow(static_cast<nsIWebBrowserChrome*>(this));
    80     nsCOMPtr<nsIBaseWindow> browserBaseWindow = do_QueryInterface(mWebBrowser);
    82     mNativeWindow = WebBrowserChromeUI::CreateNativeWindow(static_cast<nsIWebBrowserChrome*>(this));
    84     if (!mNativeWindow)
    85         return NS_ERROR_FAILURE;
    87     browserBaseWindow->InitWindow( mNativeWindow,
    88                              nullptr, 
    89                              aX, aY, aCX, aCY);
    90     browserBaseWindow->Create();
    92     nsCOMPtr<nsIWebProgressListener> listener(static_cast<nsIWebProgressListener*>(this));
    93     nsCOMPtr<nsIWeakReference> thisListener(do_GetWeakReference(listener));
    94     (void)mWebBrowser->AddWebBrowserListener(thisListener, 
    95         NS_GET_IID(nsIWebProgressListener));
    97     // The window has been created. Now register for history notifications
    98     mWebBrowser->AddWebBrowserListener(thisListener, NS_GET_IID(nsISHistoryListener));
   100     if (mWebBrowser)
   101     {
   102       *aBrowser = mWebBrowser;
   103       NS_ADDREF(*aBrowser);
   104       return NS_OK;
   105     }
   106     return NS_ERROR_FAILURE;
   107 }
   109 //*****************************************************************************
   110 // WebBrowserChrome::nsISupports
   111 //*****************************************************************************   
   113 NS_IMPL_ADDREF(WebBrowserChrome)
   114 NS_IMPL_RELEASE(WebBrowserChrome)
   116 NS_INTERFACE_MAP_BEGIN(WebBrowserChrome)
   117    NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsISupports, nsIWebBrowserChrome)
   118    NS_INTERFACE_MAP_ENTRY(nsIInterfaceRequestor)
   119    NS_INTERFACE_MAP_ENTRY(nsIWebBrowserChrome)
   120    NS_INTERFACE_MAP_ENTRY(nsIEmbeddingSiteWindow)
   121    NS_INTERFACE_MAP_ENTRY(nsIWebProgressListener) // optional
   122    NS_INTERFACE_MAP_ENTRY(nsISHistoryListener)
   123    NS_INTERFACE_MAP_ENTRY(nsISupportsWeakReference)
   124    NS_INTERFACE_MAP_ENTRY(nsIObserver)
   125    NS_INTERFACE_MAP_ENTRY(nsIContextMenuListener)
   126    NS_INTERFACE_MAP_ENTRY(nsITooltipListener)
   127 NS_INTERFACE_MAP_END
   129 //*****************************************************************************
   130 // WebBrowserChrome::nsIInterfaceRequestor
   131 //*****************************************************************************   
   133 NS_IMETHODIMP WebBrowserChrome::GetInterface(const nsIID &aIID, void** aInstancePtr)
   134 {
   135     NS_ENSURE_ARG_POINTER(aInstancePtr);
   137     *aInstancePtr = 0;
   138     if (aIID.Equals(NS_GET_IID(nsIDOMWindow)))
   139     {
   140         if (mWebBrowser)
   141         {
   142             return mWebBrowser->GetContentDOMWindow((nsIDOMWindow **) aInstancePtr);
   143         }
   144         return NS_ERROR_NOT_INITIALIZED;
   145     }
   146     return QueryInterface(aIID, aInstancePtr);
   147 }
   149 //*****************************************************************************
   150 // WebBrowserChrome::nsIWebBrowserChrome
   151 //*****************************************************************************   
   153 NS_IMETHODIMP WebBrowserChrome::SetStatus(uint32_t aType, const char16_t* aStatus)
   154 {
   155     WebBrowserChromeUI::UpdateStatusBarText(this, aStatus);
   156     return NS_OK;
   157 }
   159 NS_IMETHODIMP WebBrowserChrome::GetWebBrowser(nsIWebBrowser** aWebBrowser)
   160 {
   161     NS_ENSURE_ARG_POINTER(aWebBrowser);
   162     *aWebBrowser = mWebBrowser;
   163     NS_IF_ADDREF(*aWebBrowser);
   164     return NS_OK;
   165 }
   167 NS_IMETHODIMP WebBrowserChrome::SetWebBrowser(nsIWebBrowser* aWebBrowser)
   168 {
   169     mWebBrowser = aWebBrowser;
   170     return NS_OK;
   171 }
   173 NS_IMETHODIMP WebBrowserChrome::GetChromeFlags(uint32_t* aChromeMask)
   174 {
   175     *aChromeMask = mChromeFlags;
   176     return NS_OK;
   177 }
   179 NS_IMETHODIMP WebBrowserChrome::SetChromeFlags(uint32_t aChromeMask)
   180 {
   181     mChromeFlags = aChromeMask;
   182     return NS_OK;
   183 }
   185 NS_IMETHODIMP WebBrowserChrome::DestroyBrowserWindow(void)
   186 {
   187     WebBrowserChromeUI::Destroy(this);
   188     return NS_OK;
   189 }
   192 // IN: The desired browser client area dimensions.
   193 NS_IMETHODIMP WebBrowserChrome::SizeBrowserTo(int32_t aWidth, int32_t aHeight)
   194 {
   195   /* This isn't exactly correct: we're setting the whole window to
   196      the size requested for the browser. At time of writing, though,
   197      it's fine and useful for winEmbed's purposes. */
   198   WebBrowserChromeUI::SizeTo(this, aWidth, aHeight);
   199   mSizeSet = true;
   200   return NS_OK;
   201 }
   204 NS_IMETHODIMP WebBrowserChrome::ShowAsModal(void)
   205 {
   206   if (mDependentParent)
   207     AppCallbacks::EnableChromeWindow(mDependentParent, false);
   209   mContinueModalLoop = true;
   210   AppCallbacks::RunEventLoop(mContinueModalLoop);
   212   if (mDependentParent)
   213     AppCallbacks::EnableChromeWindow(mDependentParent, true);
   215   return NS_OK;
   216 }
   218 NS_IMETHODIMP WebBrowserChrome::IsWindowModal(bool *_retval)
   219 {
   220     *_retval = false;
   221     return NS_ERROR_NOT_IMPLEMENTED;
   222 }
   224 NS_IMETHODIMP WebBrowserChrome::ExitModalEventLoop(nsresult aStatus)
   225 {
   226   mContinueModalLoop = false;
   227   return NS_OK;
   228 }
   230 //*****************************************************************************
   231 // WebBrowserChrome::nsIWebBrowserChromeFocus
   232 //*****************************************************************************
   234 NS_IMETHODIMP WebBrowserChrome::FocusNextElement()
   235 {
   236     return NS_ERROR_NOT_IMPLEMENTED;
   237 }
   239 NS_IMETHODIMP WebBrowserChrome::FocusPrevElement()
   240 {
   241     return NS_ERROR_NOT_IMPLEMENTED;
   242 }
   244 //*****************************************************************************
   245 // WebBrowserChrome::nsIWebProgressListener
   246 //*****************************************************************************   
   248 NS_IMETHODIMP WebBrowserChrome::OnProgressChange(nsIWebProgress *progress, nsIRequest *request,
   249                                                   int32_t curSelfProgress, int32_t maxSelfProgress,
   250                                                   int32_t curTotalProgress, int32_t maxTotalProgress)
   251 {
   252     WebBrowserChromeUI::UpdateProgress(this, curTotalProgress, maxTotalProgress);
   253     return NS_OK;
   254 }
   256 NS_IMETHODIMP WebBrowserChrome::OnStateChange(nsIWebProgress *progress, nsIRequest *request,
   257                                                uint32_t progressStateFlags, nsresult status)
   258 {
   259     if ((progressStateFlags & STATE_START) && (progressStateFlags & STATE_IS_DOCUMENT))
   260     {
   261         WebBrowserChromeUI::UpdateBusyState(this, true);
   262     }
   264     if ((progressStateFlags & STATE_STOP) && (progressStateFlags & STATE_IS_DOCUMENT))
   265     {
   266         WebBrowserChromeUI::UpdateBusyState(this, false);
   267         WebBrowserChromeUI::UpdateProgress(this, 0, 100);
   268         WebBrowserChromeUI::UpdateStatusBarText(this, nullptr);
   269         ContentFinishedLoading();
   270     }
   272     return NS_OK;
   273 }
   276 NS_IMETHODIMP WebBrowserChrome::OnLocationChange(nsIWebProgress* aWebProgress,
   277                                                  nsIRequest* aRequest,
   278                                                  nsIURI *location,
   279                                                  uint32_t aFlags)
   280 {
   281   bool isSubFrameLoad = false; // Is this a subframe load
   282   if (aWebProgress) {
   283     nsCOMPtr<nsIDOMWindow>  domWindow;
   284     nsCOMPtr<nsIDOMWindow>  topDomWindow;
   285     aWebProgress->GetDOMWindow(getter_AddRefs(domWindow));
   286     if (domWindow) { // Get root domWindow
   287       domWindow->GetTop(getter_AddRefs(topDomWindow));
   288     }
   289     if (domWindow != topDomWindow)
   290       isSubFrameLoad = true;
   291   }
   292   if (!isSubFrameLoad)
   293     WebBrowserChromeUI::UpdateCurrentURI(this);
   294   return NS_OK;
   295 }
   297 NS_IMETHODIMP 
   298 WebBrowserChrome::OnStatusChange(nsIWebProgress* aWebProgress,
   299                                  nsIRequest* aRequest,
   300                                  nsresult aStatus,
   301                                  const char16_t* aMessage)
   302 {
   303     WebBrowserChromeUI::UpdateStatusBarText(this, aMessage);
   304     return NS_OK;
   305 }
   309 NS_IMETHODIMP 
   310 WebBrowserChrome::OnSecurityChange(nsIWebProgress *aWebProgress, 
   311                                     nsIRequest *aRequest, 
   312                                     uint32_t state)
   313 {
   314     return NS_OK;
   315 }
   317 //*****************************************************************************
   318 // WebBrowserChrome::nsISHistoryListener
   319 //*****************************************************************************   
   321 NS_IMETHODIMP
   322 WebBrowserChrome::OnHistoryNewEntry(nsIURI * aNewURI)
   323 {
   324     return SendHistoryStatusMessage(aNewURI, "add");
   325 }
   327 NS_IMETHODIMP
   328 WebBrowserChrome::OnHistoryGoBack(nsIURI * aBackURI, bool * aContinue)
   329 {
   330     // For now, let the operation continue
   331     *aContinue = true;
   332     return SendHistoryStatusMessage(aBackURI, "back");
   333 }
   336 NS_IMETHODIMP
   337 WebBrowserChrome::OnHistoryGoForward(nsIURI * aForwardURI, bool * aContinue)
   338 {
   339     // For now, let the operation continue
   340     *aContinue = true;
   341     return SendHistoryStatusMessage(aForwardURI, "forward");
   342 }
   345 NS_IMETHODIMP
   346 WebBrowserChrome::OnHistoryGotoIndex(int32_t aIndex, nsIURI * aGotoURI, bool * aContinue)
   347 {
   348     // For now, let the operation continue
   349     *aContinue = true;
   350     return SendHistoryStatusMessage(aGotoURI, "goto", aIndex);
   351 }
   353 NS_IMETHODIMP
   354 WebBrowserChrome::OnHistoryReload(nsIURI * aURI, uint32_t aReloadFlags, bool * aContinue)
   355 {
   356     // For now, let the operation continue
   357     *aContinue = true;
   358     return SendHistoryStatusMessage(aURI, "reload", 0 /* no info to pass here */, aReloadFlags);
   359 }
   361 NS_IMETHODIMP
   362 WebBrowserChrome::OnHistoryPurge(int32_t aNumEntries, bool *aContinue)
   363 {
   364     // For now let the operation continue
   365     *aContinue = false;
   366     return SendHistoryStatusMessage(nullptr, "purge", aNumEntries);
   367 }
   369 NS_IMETHODIMP
   370 WebBrowserChrome::OnHistoryReplaceEntry(int32_t aIndex)
   371 {
   372     return SendHistoryStatusMessage(nullptr, "replace", aIndex);
   373 }
   375 static void
   376 AppendIntToCString(int32_t info1, nsCString& aResult)
   377 {
   378   char intstr[10];
   379   _snprintf(intstr, sizeof(intstr) - 1, "%i", info1);
   380   intstr[sizeof(intstr) - 1] = '\0';
   381   aResult.Append(intstr);
   382 }
   384 nsresult
   385 WebBrowserChrome::SendHistoryStatusMessage(nsIURI * aURI, char * operation, int32_t info1, uint32_t aReloadFlags)
   386 {
   387     nsCString uriSpec;
   388     if (aURI)
   389     {
   390         aURI->GetSpec(uriSpec);
   391     }
   393     nsCString status;
   395     if(!(strcmp(operation, "back")))
   396     {
   397         status.Assign("Going back to url: ");
   398         status.Append(uriSpec);
   399     }
   400     else if (!(strcmp(operation, "forward")))
   401     {
   402         // Going forward. XXX Get string from a resource file
   403         status.Assign("Going forward to url: ");
   404         status.Append(uriSpec);
   405     }
   406     else if (!(strcmp(operation, "reload")))
   407     {
   408         // Reloading. XXX Get string from a resource file
   409         if (aReloadFlags & nsIWebNavigation::LOAD_FLAGS_BYPASS_PROXY && 
   410             aReloadFlags & nsIWebNavigation::LOAD_FLAGS_BYPASS_CACHE)
   411         {
   412             status.Assign("Reloading url, (bypassing proxy and cache): ");
   413         }
   414         else if (aReloadFlags & nsIWebNavigation::LOAD_FLAGS_BYPASS_PROXY)
   415         {
   416             status.Assign("Reloading url, (bypassing proxy): ");
   417         }
   418         else if (aReloadFlags & nsIWebNavigation::LOAD_FLAGS_BYPASS_CACHE)
   419         {
   420             status.Assign("Reloading url, (bypassing cache): ");
   421         }
   422         else
   423         {
   424             status.Assign("Reloading url, (normal): ");
   425         }
   426         status.Append(uriSpec);
   427     }
   428     else if (!(strcmp(operation, "add")))
   429     {
   430         status.Assign(uriSpec);
   431         status.Append(" added to session History");
   432     }
   433     else if (!(strcmp(operation, "goto")))
   434     {
   435         status.Assign("Going to HistoryIndex: ");
   437 	AppendIntToCString(info1, status);
   439         status.Append(" Url: ");
   440         status.Append(uriSpec);
   441     }
   442     else if (!(strcmp(operation, "purge")))
   443     {
   444         AppendIntToCString(info1, status);
   445         status.Append(" purged from Session History");
   446     }
   447     else if (!(strcmp(operation, "replace")))
   448     {
   449         status.Assign("Replacing HistoryIndex: ");
   450         AppendIntToCString(info1, status);
   451     }
   453     nsString wstatus;
   454     NS_CStringToUTF16(status, NS_CSTRING_ENCODING_UTF8, wstatus);
   455     WebBrowserChromeUI::UpdateStatusBarText(this, wstatus.get());
   457     return NS_OK;
   458 }
   460 void WebBrowserChrome::ContentFinishedLoading()
   461 {
   462   // if it was a chrome window and no one has already specified a size,
   463   // size to content
   464   if (mWebBrowser && !mSizeSet &&
   465      (mChromeFlags & nsIWebBrowserChrome::CHROME_OPENAS_CHROME)) {
   466     nsCOMPtr<nsIDOMWindow> contentWin;
   467     mWebBrowser->GetContentDOMWindow(getter_AddRefs(contentWin));
   468     if (contentWin)
   469         contentWin->SizeToContent();
   470     WebBrowserChromeUI::ShowWindow(this, true);
   471   }
   472 }
   475 //*****************************************************************************
   476 // WebBrowserChrome::nsIEmbeddingSiteWindow
   477 //*****************************************************************************   
   479 NS_IMETHODIMP WebBrowserChrome::SetDimensions(uint32_t aFlags, int32_t x, int32_t y, int32_t cx, int32_t cy)
   480 {
   481     return NS_ERROR_NOT_IMPLEMENTED;
   482 }
   484 NS_IMETHODIMP WebBrowserChrome::GetDimensions(uint32_t aFlags, int32_t *x, int32_t *y, int32_t *cx, int32_t *cy)
   485 {
   486     if (aFlags & nsIEmbeddingSiteWindow::DIM_FLAGS_POSITION)
   487     {
   488         *x = 0;
   489         *y = 0;
   490     }
   491     if (aFlags & nsIEmbeddingSiteWindow::DIM_FLAGS_SIZE_INNER ||
   492         aFlags & nsIEmbeddingSiteWindow::DIM_FLAGS_SIZE_OUTER)
   493     {
   494         *cx = 0;
   495         *cy = 0;
   496     }
   497     return NS_ERROR_NOT_IMPLEMENTED;
   498 }
   500 /* void setFocus (); */
   501 NS_IMETHODIMP WebBrowserChrome::SetFocus()
   502 {
   503     WebBrowserChromeUI::SetFocus(this);
   504     return NS_OK;
   505 }
   507 /* void blur (); */
   508 NS_IMETHODIMP WebBrowserChrome::Blur()
   509 {
   510     return NS_ERROR_NOT_IMPLEMENTED;
   511 }
   513 /* attribute wstring title; */
   514 NS_IMETHODIMP WebBrowserChrome::GetTitle(char16_t * *aTitle)
   515 {
   516    NS_ENSURE_ARG_POINTER(aTitle);
   518    *aTitle = nullptr;
   520    return NS_ERROR_NOT_IMPLEMENTED;
   521 }
   522 NS_IMETHODIMP WebBrowserChrome::SetTitle(const char16_t * aTitle)
   523 {
   524     return NS_ERROR_NOT_IMPLEMENTED;
   525 }
   527 /* attribute boolean visibility; */
   528 NS_IMETHODIMP WebBrowserChrome::GetVisibility(bool * aVisibility)
   529 {
   530     NS_ENSURE_ARG_POINTER(aVisibility);
   531     *aVisibility = true;
   532     return NS_OK;
   533 }
   534 NS_IMETHODIMP WebBrowserChrome::SetVisibility(bool aVisibility)
   535 {
   536     return NS_OK;
   537 }
   539 /* attribute nativeSiteWindow siteWindow */
   540 NS_IMETHODIMP WebBrowserChrome::GetSiteWindow(void * *aSiteWindow)
   541 {
   542    NS_ENSURE_ARG_POINTER(aSiteWindow);
   544    *aSiteWindow = mNativeWindow;
   545    return NS_OK;
   546 }
   549 //*****************************************************************************
   550 // WebBrowserChrome::nsIObserver
   551 //*****************************************************************************   
   553 NS_IMETHODIMP WebBrowserChrome::Observe(nsISupports *aSubject, const char *aTopic, const char16_t *someData)
   554 {
   555     nsresult rv = NS_OK;
   556     if (strcmp(aTopic, "profile-change-teardown") == 0)
   557     {
   558         // A profile change means death for this window
   559         WebBrowserChromeUI::Destroy(this);
   560     }
   561     return rv;
   562 }
   564 //*****************************************************************************
   565 // WebBrowserChrome::nsIContextMenuListener
   566 //*****************************************************************************   
   568 /* void OnShowContextMenu (in unsigned long aContextFlags, in nsIDOMEvent aEvent, in nsIDOMNode aNode); */
   569 NS_IMETHODIMP WebBrowserChrome::OnShowContextMenu(uint32_t aContextFlags, nsIDOMEvent *aEvent, nsIDOMNode *aNode)
   570 {
   571     WebBrowserChromeUI::ShowContextMenu(this, aContextFlags, aEvent, aNode);
   572     return NS_OK;
   573 }
   575 //*****************************************************************************
   576 // WebBrowserChrome::nsITooltipListener
   577 //*****************************************************************************   
   579 /* void OnShowTooltip (in long aXCoords, in long aYCoords, in wstring aTipText); */
   580 NS_IMETHODIMP WebBrowserChrome::OnShowTooltip(int32_t aXCoords, int32_t aYCoords, const char16_t *aTipText)
   581 {
   582     WebBrowserChromeUI::ShowTooltip(this, aXCoords, aYCoords, aTipText);
   583     return NS_OK;
   584 }
   586 /* void OnHideTooltip (); */
   587 NS_IMETHODIMP WebBrowserChrome::OnHideTooltip()
   588 {
   589     WebBrowserChromeUI::HideTooltip(this);
   590     return NS_OK;
   591 }

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