File:  [mozdev] / chimera / NSBrowserView.mm
Revision 1.35: download - view: text, annotated - select for diffs - revision graph
Sat Apr 20 00:44:56 2002 UTC (17 years ago) by macserv
Branches: MAIN
CVS tags: HEAD
A bunch of tweaks here... no changes in functionality.  Updated trilicense header on all files that were missing it.  Fixed initialization code syntax errors all over the place.  Put back fade code, and switched fading off for now...

    1: /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
    2: /* ***** BEGIN LICENSE BLOCK *****
    3:  * Version: NPL 1.1/GPL 2.0/LGPL 2.1
    4:  *
    5:  * The contents of this file are subject to the Netscape Public License
    6:  * Version 1.1 (the "License"); you may not use this file except in
    7:  * compliance with the License. You may obtain a copy of the License at
    8:  * http://www.mozilla.org/NPL/
    9:  *
   10:  * Software distributed under the License is distributed on an "AS IS" basis,
   11:  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
   12:  * for the specific language governing rights and limitations under the
   13:  * License.
   14:  *
   15:  * The Original Code is mozilla.org code.
   16:  *
   17:  * The Initial Developer of the Original Code is 
   18:  * Netscape Communications Corporation.
   19:  * Portions created by the Initial Developer are Copyright (C) 1998
   20:  * the Initial Developer. All Rights Reserved.
   21:  *
   22:  * Contributor(s):
   23:  *
   24:  * Alternatively, the contents of this file may be used under the terms of
   25:  * either the GNU General Public License Version 2 or later (the "GPL"), or 
   26:  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
   27:  * in which case the provisions of the GPL or the LGPL are applicable instead
   28:  * of those above. If you wish to allow use of your version of this file only
   29:  * under the terms of either the GPL or the LGPL, and not to allow others to
   30:  * use your version of this file under the terms of the NPL, indicate your
   31:  * decision by deleting the provisions above and replace them with the notice
   32:  * and other provisions required by the GPL or the LGPL. If you do not delete
   33:  * the provisions above, a recipient may use your version of this file under
   34:  * the terms of any one of the NPL, the GPL or the LGPL.
   35:  *
   36:  * ***** END LICENSE BLOCK ***** */
   37: 
   38: #import "NSBrowserView.h"
   39: #import "ProgressDlgController.h"
   40: #import "FindDlgController.h"
   41: #import "nsCocoaBrowserService.h"
   42: 
   43: // Embedding includes
   44: #include "nsCWebBrowser.h"
   45: #include "nsIInterfaceRequestor.h"
   46: #include "nsIWebBrowserChrome.h"
   47: #include "nsIEmbeddingSiteWindow.h"
   48: #include "nsIWebProgressListener.h"
   49: #include "nsIWebBrowser.h"
   50: #include "nsIWebNavigation.h"
   51: #include "nsIURI.h"
   52: #include "nsIDOMWindow.h"
   53: #include "nsWeakReference.h"
   54: 
   55: // XPCOM and String includes
   56: #include "nsCRT.h"
   57: #include "nsXPIDLString.h"
   58: #include "nsCOMPtr.h"
   59: 
   60: // Printing
   61: #include "nsIWebBrowserPrint.h"
   62: #include "nsIPrintSettings.h"
   63: 
   64: // Saving of links/images/docs
   65: #include "nsIWebBrowserFocus.h"
   66: #include "nsIDOMHTMLDocument.h"
   67: #include "nsIDOMNSDocument.h"
   68: #include "nsIDOMLocation.h"
   69: #include "nsIURL.h"
   70: #include "nsIWebBrowserPersist.h"
   71: #include "nsIProperties.h"
   72: #include "nsIRequest.h"
   73: #include "nsIChannel.h"
   74: #include "nsIHttpChannel.h"
   75: #include "nsIPref.h"
   76: #include "nsIMIMEService.h"
   77: #include "nsIMIMEInfo.h"
   78: #include "nsISHistory.h"
   79: #include "nsIHistoryEntry.h"
   80: #include "nsISHEntry.h"
   81: #include "nsNetUtil.h"
   82: #include "nsIContextMenuListener.h"
   83: 
   84: // Cut/copy/paste
   85: #include "nsIClipboardCommands.h"
   86: #include "nsIInterfaceRequestorUtils.h"
   87: 
   88: const char* persistContractID = "@mozilla.org/embedding/browser/nsWebBrowserPersist;1";
   89: const char* dirServiceContractID = "@mozilla.org/file/directory_service;1";
   90: 
   91: class nsCocoaBrowserListener : public nsSupportsWeakReference,
   92:                                public nsIInterfaceRequestor,
   93: 			                         public nsIWebBrowserChrome,
   94:                                public nsIWindowCreator,
   95: 			                         public nsIEmbeddingSiteWindow,
   96:                                public nsIWebProgressListener,
   97:                                public nsIContextMenuListener
   98: {
   99: public:
  100:   nsCocoaBrowserListener(NSBrowserView* aView);
  101:   virtual ~nsCocoaBrowserListener();
  102: 
  103:   NS_DECL_ISUPPORTS
  104:   NS_DECL_NSIINTERFACEREQUESTOR
  105:   NS_DECL_NSIWEBBROWSERCHROME
  106:   NS_DECL_NSIWINDOWCREATOR
  107:   NS_DECL_NSIEMBEDDINGSITEWINDOW
  108:   NS_DECL_NSIWEBPROGRESSLISTENER
  109:   NS_DECL_NSICONTEXTMENULISTENER
  110:     
  111:   void AddListener(id <NSBrowserListener> aListener);
  112:   void RemoveListener(id <NSBrowserListener> aListener);
  113:   void SetContainer(id <NSBrowserContainer> aContainer);
  114: 
  115: private:
  116:   NSBrowserView* mView;     // WEAK - it owns us
  117:   NSMutableArray* mListeners;
  118:   id <NSBrowserContainer> mContainer;
  119:   PRBool mIsModal;
  120:   PRUint32 mChromeFlags;
  121: };
  122: 
  123: nsCocoaBrowserListener::nsCocoaBrowserListener(NSBrowserView* aView)
  124:   : mView(aView), mContainer(nsnull), mIsModal(PR_FALSE), mChromeFlags(0)
  125: {
  126:   NS_INIT_ISUPPORTS();
  127:   mListeners = [[NSMutableArray alloc] init];
  128: }
  129: 
  130: nsCocoaBrowserListener::~nsCocoaBrowserListener()
  131: {
  132:   [mListeners release];
  133:   mView = nsnull;
  134:   if (mContainer) {
  135:     [mContainer release];
  136:   }
  137: }
  138: 
  139: NS_IMPL_ISUPPORTS7(nsCocoaBrowserListener,
  140: 		               nsIInterfaceRequestor,
  141: 		               nsIWebBrowserChrome,
  142:                    nsIWindowCreator,
  143: 		               nsIEmbeddingSiteWindow,
  144: 		               nsIWebProgressListener,
  145:                    nsISupportsWeakReference,
  146:                    nsIContextMenuListener)
  147: 
  148: // Implementation of nsIInterfaceRequestor
  149: NS_IMETHODIMP 
  150: nsCocoaBrowserListener::GetInterface(const nsIID &aIID, void** aInstancePtr)
  151: {
  152:   if (aIID.Equals(NS_GET_IID(nsIDOMWindow))) {
  153:     nsCOMPtr<nsIWebBrowser> browser = dont_AddRef([mView getWebBrowser]);
  154:     if (browser)
  155:       return browser->GetContentDOMWindow((nsIDOMWindow **) aInstancePtr);
  156:   }
  157:   
  158:   return QueryInterface(aIID, aInstancePtr);
  159: }
  160: 
  161: // Implementation of nsIWindowCreator.  The CocoaBrowserService forwards requests
  162: // for a new window that have a parent to us, and we take over from there.  
  163: /* nsIWebBrowserChrome createChromeWindow (in nsIWebBrowserChrome parent, in PRUint32 chromeFlags); */
  164: NS_IMETHODIMP 
  165: nsCocoaBrowserListener::CreateChromeWindow(nsIWebBrowserChrome *parent, 
  166:                                            PRUint32 chromeFlags, 
  167:                                            nsIWebBrowserChrome **_retval)
  168: {
  169:   if (parent != this) {
  170:     printf("Mismatch in nsCocoaBrowserListener::CreateChromeWindow.  We should be the owning parent.\n");
  171:     return NS_ERROR_FAILURE;
  172:   }
  173:   
  174:   NSBrowserView* childView = [mContainer createBrowserWindow: chromeFlags];
  175:   if (!childView) {
  176:     printf("No NSBrowserView hooked up for a newly created window yet.\n");
  177:     return NS_ERROR_FAILURE;
  178:   }
  179:   
  180:   nsCocoaBrowserListener* listener = [childView getCocoaBrowserListener];
  181:   if (!listener) {
  182:     printf("Uh-oh! No listener yet for a newly created window (nsCocoaBrowserlistener)\n");
  183:     return NS_ERROR_FAILURE;
  184:   }
  185:   
  186:   printf("made a chrome window.\n");
  187:   
  188:   *_retval = listener;
  189:   NS_IF_ADDREF(*_retval);
  190:   return NS_OK;
  191: }
  192: 
  193: // Implementation of nsIContextMenuListener
  194: NS_IMETHODIMP
  195: nsCocoaBrowserListener::OnShowContextMenu(PRUint32 aContextFlags, nsIDOMEvent* aEvent, nsIDOMNode* aNode)
  196: {
  197:   [mContainer onShowContextMenu: aContextFlags domEvent: aEvent domNode: aNode];
  198:   return NS_OK;
  199: }
  200: 
  201: // Implementation of nsIWebBrowserChrome
  202: /* void setStatus (in unsigned long statusType, in wstring status); */
  203: NS_IMETHODIMP 
  204: nsCocoaBrowserListener::SetStatus(PRUint32 statusType, const PRUnichar *status)
  205: {
  206:   if (!mContainer) {
  207:     return NS_ERROR_FAILURE;
  208:   }
  209: 
  210:   NSString* str = nsnull;
  211:   if (status && (*status != PRUnichar(0))) {
  212:     str = [NSString stringWithCharacters:status length:nsCRT::strlen(status)];
  213:   }
  214: 
  215:   [mContainer setStatus:str ofType:(NSStatusType)statusType];
  216: 
  217:   return NS_OK;
  218: }
  219: 
  220: /* attribute nsIWebBrowser webBrowser; */
  221: NS_IMETHODIMP 
  222: nsCocoaBrowserListener::GetWebBrowser(nsIWebBrowser * *aWebBrowser)
  223: {
  224:   NS_ENSURE_ARG_POINTER(aWebBrowser);
  225:   if (!mView) {
  226:     return NS_ERROR_FAILURE;
  227:   }
  228:   *aWebBrowser = [mView getWebBrowser];
  229: 
  230:   return NS_OK;
  231: }
  232: NS_IMETHODIMP 
  233: nsCocoaBrowserListener::SetWebBrowser(nsIWebBrowser * aWebBrowser)
  234: {
  235:   if (!mView) {
  236:     return NS_ERROR_FAILURE;
  237:   }
  238: 
  239:   [mView setWebBrowser:aWebBrowser];
  240: 
  241:   return NS_OK;
  242: }
  243: 
  244: /* attribute unsigned long chromeFlags; */
  245: NS_IMETHODIMP 
  246: nsCocoaBrowserListener::GetChromeFlags(PRUint32 *aChromeFlags)
  247: {
  248:   NS_ENSURE_ARG_POINTER(aChromeFlags);
  249:   *aChromeFlags = mChromeFlags;
  250:   return NS_OK;
  251: }
  252: NS_IMETHODIMP 
  253: nsCocoaBrowserListener::SetChromeFlags(PRUint32 aChromeFlags)
  254: {
  255:   // XXX Do nothing with them for now
  256:   mChromeFlags = aChromeFlags;
  257:   return NS_OK;
  258: }
  259: 
  260: /* void destroyBrowserWindow (); */
  261: NS_IMETHODIMP 
  262: nsCocoaBrowserListener::DestroyBrowserWindow()
  263: {
  264:   // XXX Could send this up to the container, but for now,
  265:   // we just destroy the enclosing window.
  266:   NSWindow* window = [mView window];
  267: 
  268:   if (window) {
  269:     [window close];
  270:   }
  271: 
  272:   return NS_OK;
  273: }
  274: 
  275: /* void sizeBrowserTo (in long aCX, in long aCY); */
  276: NS_IMETHODIMP 
  277: nsCocoaBrowserListener::SizeBrowserTo(PRInt32 aCX, PRInt32 aCY)
  278: {
  279:   if (mContainer) {
  280:     NSSize size;
  281:     
  282:     size.width = (float)aCX;
  283:     size.height = (float)aCY;
  284: 
  285:     [mContainer sizeBrowserTo:size];
  286:   }
  287:   
  288:   return NS_OK;
  289: }
  290: 
  291: /* void showAsModal (); */
  292: NS_IMETHODIMP 
  293: nsCocoaBrowserListener::ShowAsModal()
  294: {
  295:   if (!mView) {
  296:     return NS_ERROR_FAILURE;
  297:   }
  298: 
  299:   NSWindow* window = [mView window];
  300: 
  301:   if (!window) {
  302:     return NS_ERROR_FAILURE;
  303:   }
  304: 
  305:   mIsModal = PR_TRUE;
  306:   //int result = [NSApp runModalForWindow:window];
  307:   mIsModal = PR_FALSE;
  308: 
  309:   return NS_OK;
  310: }
  311: 
  312: /* boolean isWindowModal (); */
  313: NS_IMETHODIMP 
  314: nsCocoaBrowserListener::IsWindowModal(PRBool *_retval)
  315: {
  316:   NS_ENSURE_ARG_POINTER(_retval);
  317: 
  318:   *_retval = mIsModal;
  319: 
  320:   return NS_OK;
  321: }
  322: 
  323: /* void exitModalEventLoop (in nsresult aStatus); */
  324: NS_IMETHODIMP 
  325: nsCocoaBrowserListener::ExitModalEventLoop(nsresult aStatus)
  326: {
  327: //  [NSApp stopModalWithCode:(int)aStatus];
  328: 
  329:   return NS_OK;
  330: }
  331: 
  332: // Implementation of nsIEmbeddingSiteWindow
  333: /* void setDimensions (in unsigned long flags, in long x, in long y, in long cx, in long cy); */
  334: NS_IMETHODIMP 
  335: nsCocoaBrowserListener::SetDimensions(PRUint32 flags, 
  336: 				      PRInt32 x, 
  337: 				      PRInt32 y, 
  338: 				      PRInt32 cx, 
  339: 				      PRInt32 cy)
  340: {
  341:   if (!mView) {
  342:     return NS_ERROR_FAILURE;
  343:   }
  344: 
  345:   NSWindow* window = [mView window];
  346:   if (!window) {
  347:     return NS_ERROR_FAILURE;
  348:   }
  349: 
  350:   if (flags & nsIEmbeddingSiteWindow::DIM_FLAGS_POSITION) {
  351:     NSPoint origin;
  352:     origin.x = (float)x;
  353:     origin.y = (float)y;
  354:     [window setFrameOrigin:origin];
  355:   }
  356: 
  357:   if (flags & nsIEmbeddingSiteWindow::DIM_FLAGS_SIZE_OUTER) {
  358:     NSRect frame = [window frame];
  359:     frame.size.width = (float)cx;
  360:     frame.size.height = (float)cy;
  361:     [window setFrame:frame display:YES];
  362:   }
  363:   else if (flags & nsIEmbeddingSiteWindow::DIM_FLAGS_SIZE_INNER) {
  364:     NSSize size;
  365:     size.width = (float)cx;
  366:     size.height = (float)cy;
  367:     [window setContentSize:size];
  368:   }
  369: 
  370:   return NS_OK;
  371: }
  372: 
  373: /* void getDimensions (in unsigned long flags, out long x, out long y, out long cx, out long cy); */
  374: NS_IMETHODIMP 
  375: nsCocoaBrowserListener::GetDimensions(PRUint32 flags, 
  376: 				      PRInt32 *x, 
  377: 				      PRInt32 *y, 
  378: 				      PRInt32 *cx, 
  379: 				      PRInt32 *cy)
  380: {
  381:   NS_ENSURE_ARG_POINTER(x);
  382:   NS_ENSURE_ARG_POINTER(y);
  383:   NS_ENSURE_ARG_POINTER(cx);
  384:   NS_ENSURE_ARG_POINTER(cy);
  385: 
  386:   if (!mView) {
  387:     return NS_ERROR_FAILURE;
  388:   }
  389: 
  390:   NSWindow* window = [mView window];
  391:   if (!window) {
  392:     return NS_ERROR_FAILURE;
  393:   }
  394: 
  395:   NSRect frame = [window frame];
  396:   if (flags & nsIEmbeddingSiteWindow::DIM_FLAGS_POSITION) {
  397:     *x = (PRInt32)frame.origin.x;
  398:     *y = (PRInt32)frame.origin.y;
  399:   }
  400:   if (flags & nsIEmbeddingSiteWindow::DIM_FLAGS_SIZE_OUTER) {
  401:     *cx = (PRInt32)frame.size.width;
  402:     *cy = (PRInt32)frame.size.height;
  403:   }
  404:   else if (flags & nsIEmbeddingSiteWindow::DIM_FLAGS_SIZE_INNER) {
  405:     NSView* contentView = [window contentView];
  406:     NSRect contentFrame = [contentView frame];
  407:     *cx = (PRInt32)contentFrame.size.width;
  408:     *cy = (PRInt32)contentFrame.size.height;    
  409:   }
  410: 
  411:   return NS_OK;
  412: }
  413: 
  414: /* void setFocus (); */
  415: NS_IMETHODIMP 
  416: nsCocoaBrowserListener::SetFocus()
  417: {
  418:   if (!mView) {
  419:     return NS_ERROR_FAILURE;
  420:   }
  421: 
  422:   NSWindow* window = [mView window];
  423:   if (!window) {
  424:     return NS_ERROR_FAILURE;
  425:   }
  426: 
  427:   [window makeKeyAndOrderFront:window];
  428: 
  429:   return NS_OK;
  430: }
  431: 
  432: /* attribute boolean visibility; */
  433: NS_IMETHODIMP 
  434: nsCocoaBrowserListener::GetVisibility(PRBool *aVisibility)
  435: {
  436:   NS_ENSURE_ARG_POINTER(aVisibility);
  437: 
  438:   if (!mView) {
  439:     return NS_ERROR_FAILURE;
  440:   }
  441: 
  442:   NSWindow* window = [mView window];
  443:   if (!window) {
  444:     return NS_ERROR_FAILURE;
  445:   }
  446: 
  447:   *aVisibility = [window isMiniaturized];
  448: 
  449:   return NS_OK;
  450: }
  451: NS_IMETHODIMP 
  452: nsCocoaBrowserListener::SetVisibility(PRBool aVisibility)
  453: {
  454:   if (!mView) {
  455:     return NS_ERROR_FAILURE;
  456:   }
  457: 
  458:   NSWindow* window = [mView window];
  459:   if (!window) {
  460:     return NS_ERROR_FAILURE;
  461:   }
  462: 
  463:   if (aVisibility) {
  464:     [window deminiaturize:window];
  465:   }
  466:   else {
  467:     [window miniaturize:window];
  468:   }
  469: 
  470:   return NS_OK;
  471: }
  472: 
  473: /* attribute wstring title; */
  474: NS_IMETHODIMP 
  475: nsCocoaBrowserListener::GetTitle(PRUnichar * *aTitle)
  476: {
  477:   NS_ENSURE_ARG_POINTER(aTitle);
  478: 
  479:   if (!mContainer) {
  480:     return NS_ERROR_FAILURE;
  481:   }
  482: 
  483:   NSString* title = [mContainer title];
  484:   unsigned int length = [title length];
  485:   if (length) {
  486:     *aTitle = (PRUnichar*)nsMemory::Alloc((length+1)*sizeof(PRUnichar));
  487:     if (!*aTitle) {
  488:       return NS_ERROR_OUT_OF_MEMORY;
  489:     }
  490:     [title getCharacters:*aTitle];
  491:   }
  492:   else {
  493:     *aTitle = nsnull;
  494:   }
  495:   
  496:   return NS_OK;
  497: }
  498: NS_IMETHODIMP 
  499: nsCocoaBrowserListener::SetTitle(const PRUnichar * aTitle)
  500: {
  501:   NS_ENSURE_ARG(aTitle);
  502: 
  503:   if (!mContainer) {
  504:     return NS_ERROR_FAILURE;
  505:   }
  506: 
  507:   NSString* str = [NSString stringWithCharacters:aTitle length:nsCRT::strlen(aTitle)];
  508:   [mContainer setTitle:str];
  509: 
  510:   return NS_OK;
  511: }
  512: 
  513: /* [noscript] readonly attribute voidPtr siteWindow; */
  514: NS_IMETHODIMP 
  515: nsCocoaBrowserListener::GetSiteWindow(void * *aSiteWindow)
  516: {
  517:   NS_ENSURE_ARG_POINTER(aSiteWindow);
  518: 
  519:   if (!mView) {
  520:     return NS_ERROR_FAILURE;
  521:   }
  522: 
  523:   NSWindow* window = [mView window];
  524:   if (!window) {
  525:     return NS_ERROR_FAILURE;
  526:   }
  527: 
  528:   *aSiteWindow = (void*)window;
  529: 
  530:   return NS_OK;
  531: }
  532: 
  533: // Implementation of nsIWebProgressListener
  534: /* void onStateChange (in nsIWebProgress aWebProgress, in nsIRequest aRequest, in long aStateFlags, in unsigned long aStatus); */
  535: NS_IMETHODIMP 
  536: nsCocoaBrowserListener::OnStateChange(nsIWebProgress *aWebProgress, 
  537: 				      nsIRequest *aRequest, 
  538: 				      PRInt32 aStateFlags, 
  539: 				      PRUint32 aStatus)
  540: {
  541:   NSEnumerator* enumerator = [mListeners objectEnumerator];
  542:   id obj;
  543:   
  544:   if (aStateFlags & nsIWebProgressListener::STATE_IS_NETWORK) {
  545:     if (aStateFlags & nsIWebProgressListener::STATE_START) {
  546:       while ((obj = [enumerator nextObject])) {
  547: 	[obj onLoadingStarted];
  548:       }
  549:     }
  550:     else if (aStateFlags & nsIWebProgressListener::STATE_STOP) {
  551:       while ((obj = [enumerator nextObject])) {
  552: 	[obj onLoadingCompleted:(NS_SUCCEEDED(aStatus))];
  553:       }
  554:     }
  555:   }
  556: 
  557: 
  558:   return NS_OK;
  559: }
  560: 
  561: /* void onProgressChange (in nsIWebProgress aWebProgress, in nsIRequest aRequest, in long aCurSelfProgress, in long aMaxSelfProgress, in long aCurTotalProgress, in long aMaxTotalProgress); */
  562: NS_IMETHODIMP 
  563: nsCocoaBrowserListener::OnProgressChange(nsIWebProgress *aWebProgress, 
  564: 					 nsIRequest *aRequest, 
  565: 					 PRInt32 aCurSelfProgress, 
  566: 					 PRInt32 aMaxSelfProgress, 
  567: 					 PRInt32 aCurTotalProgress, 
  568: 					 PRInt32 aMaxTotalProgress)
  569: {
  570:   NSEnumerator* enumerator = [mListeners objectEnumerator];
  571:   id obj;
  572:  
  573:   while ((obj = [enumerator nextObject])) {
  574:     [obj onProgressChange:aCurTotalProgress outOf:aMaxTotalProgress];
  575:   }
  576:   
  577:   return NS_OK;
  578: }
  579: 
  580: /* void onLocationChange (in nsIWebProgress aWebProgress, in nsIRequest aRequest, in nsIURI location); */
  581: NS_IMETHODIMP 
  582: nsCocoaBrowserListener::OnLocationChange(nsIWebProgress *aWebProgress, 
  583: 					 nsIRequest *aRequest, 
  584: 					 nsIURI *location)
  585: {
  586:   if (!location)
  587:     return NS_ERROR_FAILURE;
  588:     
  589:   nsCAutoString spec;
  590:   location->GetSpec(spec);
  591:   const char* cstr = spec.get();
  592:   NSString* str = [NSString stringWithCString:cstr];
  593:   NSURL* url = [NSURL URLWithString:str];
  594: 
  595:   NSEnumerator* enumerator = [mListeners objectEnumerator];
  596:   id obj;
  597:  
  598:   while ((obj = [enumerator nextObject])) {
  599:     [obj onLocationChange:url];
  600:   }
  601: 
  602:   return NS_OK;
  603: }
  604: 
  605: /* void onStatusChange (in nsIWebProgress aWebProgress, in nsIRequest aRequest, in nsresult aStatus, in wstring aMessage); */
  606: NS_IMETHODIMP 
  607: nsCocoaBrowserListener::OnStatusChange(nsIWebProgress *aWebProgress, 
  608: 				       nsIRequest *aRequest, 
  609: 				       nsresult aStatus, 
  610: 				       const PRUnichar *aMessage)
  611: {
  612:   nsCAutoString msg; msg.AssignWithConversion(aMessage);
  613:   
  614:   NSString* str = [NSString stringWithCString:msg.get()];
  615:   
  616:   NSEnumerator* enumerator = [mListeners objectEnumerator];
  617:   id obj;
  618:  
  619:   while ((obj = [enumerator nextObject])) {
  620:     [obj onStatusChange: str];
  621:   }
  622: 
  623:   return NS_OK;
  624: }
  625: 
  626: /* void onSecurityChange (in nsIWebProgress aWebProgress, in nsIRequest aRequest, in long state); */
  627: NS_IMETHODIMP 
  628: nsCocoaBrowserListener::OnSecurityChange(nsIWebProgress *aWebProgress, 
  629: 					 nsIRequest *aRequest, 
  630: 					 PRInt32 state)
  631: {
  632:   return NS_OK;
  633: }
  634: 
  635: void 
  636: nsCocoaBrowserListener::AddListener(id <NSBrowserListener> aListener)
  637: {
  638:   [mListeners addObject:aListener];
  639: }
  640: 
  641: void 
  642: nsCocoaBrowserListener::RemoveListener(id <NSBrowserListener> aListener)
  643: {
  644:   [mListeners removeObject:aListener];
  645: }
  646: 
  647: void 
  648: nsCocoaBrowserListener::SetContainer(id <NSBrowserContainer> aContainer)
  649: {
  650:   [mContainer autorelease];
  651: 
  652:   mContainer = aContainer;
  653: 
  654:   [mContainer retain];
  655: }
  656: 
  657: // Implementation of a header sniffer class that is used when saving Web pages and images.
  658: class nsHeaderSniffer :  public nsIWebProgressListener
  659: {
  660: public:
  661:     nsHeaderSniffer(nsIWebBrowserPersist* aPersist, nsIFile* aFile, nsIURI* aURL,
  662:                     nsIDOMDocument* aDocument, nsIInputStream* aPostData,
  663:                     const nsCString& aSuggestedFilename, PRBool aBypassCache,
  664:                     NSView* aFilterView, NSPopUpButton* aFilterList)
  665:     {
  666:         NS_INIT_REFCNT();
  667:         mPersist = aPersist;
  668:         mTmpFile = aFile;
  669:         mURL = aURL;
  670:         mDocument = aDocument;
  671:         mPostData = aPostData;
  672:         mDefaultFilename = aSuggestedFilename;
  673:         mBypassCache = aBypassCache;
  674:         mFilterView = aFilterView;
  675:         mFilterList = aFilterList;
  676:     }
  677:                   
  678:     virtual ~nsHeaderSniffer() 
  679:     {
  680:     };
  681: 
  682:     NS_DECL_ISUPPORTS
  683:     NS_DECL_NSIWEBPROGRESSLISTENER
  684:   
  685: protected:
  686:     void PerformSave();
  687:     
  688: private:
  689:     nsIWebBrowserPersist* mPersist; // Weak. It owns us as a listener.
  690:     nsCOMPtr<nsIFile> mTmpFile;
  691:     nsCOMPtr<nsIURI> mURL;
  692:     nsCOMPtr<nsIDOMDocument> mDocument;
  693:     nsCOMPtr<nsIInputStream> mPostData;
  694:     nsCString mDefaultFilename;
  695:     PRBool mBypassCache;
  696:     nsCString mContentType;
  697:     nsCString mContentDisposition;
  698:     NSView* mFilterView;
  699:     NSPopUpButton* mFilterList;
  700: };
  701: 
  702: NS_IMPL_ISUPPORTS1(nsHeaderSniffer, nsIWebProgressListener)
  703: 
  704: // Implementation of nsIWebProgressListener
  705: /* void onStateChange (in nsIWebProgress aWebProgress, in nsIRequest aRequest, in long aStateFlags, in unsigned long aStatus); */
  706: NS_IMETHODIMP 
  707: nsHeaderSniffer::OnStateChange(nsIWebProgress *aWebProgress, 
  708: 				      nsIRequest *aRequest, 
  709: 				      PRInt32 aStateFlags, 
  710: 				      PRUint32 aStatus)
  711: {
  712:     if (aStateFlags & nsIWebProgressListener::STATE_START) {
  713:         nsCOMPtr<nsIChannel> channel(do_QueryInterface(aRequest));
  714:         channel->GetContentType(mContentType);
  715:        
  716:         // Get the content-disposition if we're an HTTP channel.
  717:         nsCOMPtr<nsIHttpChannel> httpChannel(do_QueryInterface(channel));
  718:         if (httpChannel)
  719:             httpChannel->GetResponseHeader(nsCAutoString("content-disposition"), mContentDisposition);
  720:         
  721:         mPersist->CancelSave();
  722:         PRBool exists;
  723:         mTmpFile->Exists(&exists);
  724:         if (exists)
  725:             mTmpFile->Remove(PR_FALSE);
  726:         PerformSave();
  727:     }
  728:     return NS_OK;
  729: }
  730: 
  731: void nsHeaderSniffer::PerformSave()
  732: {
  733:     // Are we an HTML document? If so, we will want to append an accessory view to
  734:     // the save dialog to provide the user with the option of doing a complete
  735:     // save vs. a single file save.
  736:     PRBool isHTML = (mDocument && mContentType.Equals("text/html") ||
  737:                      mContentType.Equals("text/xml") ||
  738:                      mContentType.Equals("application/xhtml+xml"));
  739:     
  740:     // Next find out the directory that we should start in.
  741:     nsCOMPtr<nsIPrefService> prefs(do_GetService("@mozilla.org/preferences-service;1"));
  742:     if (!prefs)
  743:         return;
  744:     nsCOMPtr<nsIPrefBranch> dirBranch;
  745:     prefs->GetBranch("browser.download.", getter_AddRefs(dirBranch));
  746:     PRInt32 filterIndex = 0;
  747:     if (dirBranch) {
  748:         nsresult rv = dirBranch->GetIntPref("save_converter_index", &filterIndex);
  749:         if (NS_FAILED(rv))
  750:             filterIndex = 0;
  751:     }
  752:     if (mFilterList)
  753:         [mFilterList selectItemAtIndex: filterIndex];
  754:         
  755:     // We need to figure out what file name to use.
  756:     nsCAutoString defaultFileName;
  757:     if (!mContentDisposition.IsEmpty()) {
  758:         // (1) Use the HTTP header suggestion.
  759:         PRInt32 index = mContentDisposition.Find("filename=");
  760:         if (index >= 0) {
  761:             // Take the substring following the prefix.
  762:             index += 9;
  763:             nsCAutoString filename;
  764:             mContentDisposition.Right(filename, mContentDisposition.Length() - index);
  765:             defaultFileName = filename;
  766:         }
  767:     }
  768:     
  769:     if (defaultFileName.IsEmpty()) {
  770:         nsCOMPtr<nsIURL> url(do_QueryInterface(mURL));
  771:         if (url)
  772:             url->GetFileName(defaultFileName); // (2) For file URLs, use the file name.
  773:     }
  774:     
  775:     if (defaultFileName.IsEmpty() && mDocument && isHTML) {
  776:         nsCOMPtr<nsIDOMHTMLDocument> htmlDoc(do_QueryInterface(mDocument));
  777:         nsAutoString title;
  778:         if (htmlDoc)
  779:             htmlDoc->GetTitle(title); // (3) Use the title of the document.
  780:         defaultFileName.AssignWithConversion(title);
  781:     }
  782:     
  783:     if (defaultFileName.IsEmpty()) {
  784:         // (4) Use the caller provided name.
  785:         defaultFileName = mDefaultFilename;
  786:     }
  787: 
  788:     if (defaultFileName.IsEmpty())
  789:         // (5) Use the host.
  790:         mURL->GetHost(defaultFileName);
  791:     
  792:     // One last case to handle about:blank and other fruity untitled pages.
  793:     if (defaultFileName.IsEmpty())
  794:         defaultFileName = "untitled";
  795:         
  796:     // Validate the file name to ensure legality.
  797:     for (PRUint32 i = 0; i < defaultFileName.Length(); i++)
  798:         if (defaultFileName[i] == ':' || defaultFileName[i] == '/')
  799:             defaultFileName.SetCharAt(i, ' ');
  800:             
  801:     // Make sure the appropriate extension is appended to the suggested file name.
  802:     nsCOMPtr<nsIURI> fileURI(do_CreateInstance("@mozilla.org/network/standard-url;1"));
  803:     nsCOMPtr<nsIURL> fileURL(do_QueryInterface(fileURI));
  804:     if (!fileURL)
  805:         return;
  806:     fileURL->SetFilePath(defaultFileName);
  807:     
  808:     nsCAutoString fileExtension;
  809:     fileURL->GetFileExtension(fileExtension);
  810:     
  811:     PRBool setExtension = PR_FALSE;
  812:     if (mContentType.Equals("text/html")) {
  813:         if (fileExtension.IsEmpty() || (!fileExtension.Equals("htm") && !fileExtension.Equals("html"))) {
  814:             defaultFileName += ".html";
  815:             setExtension = PR_TRUE;
  816:         }
  817:     }
  818:     
  819:     if (!setExtension && fileExtension.IsEmpty()) {
  820:         nsCOMPtr<nsIMIMEService> mimeService(do_GetService("@mozilla.org/mime;1"));
  821:         if (!mimeService)
  822:             return;
  823:         nsCOMPtr<nsIMIMEInfo> mimeInfo;
  824:         mimeService->GetFromMIMEType(mContentType.get(), getter_AddRefs(mimeInfo));
  825:         
  826:         PRUint32 extCount;
  827:         char** extList;
  828:         mimeInfo->GetFileExtensions(&extCount, &extList);
  829:         
  830:         if (extCount > 0) {
  831:             defaultFileName += ".";
  832:             defaultFileName += extList[0];
  833:         }
  834:     }
  835:     
  836:     // Now it's time to pose the save dialog.
  837:     NSSavePanel* savePanel = [NSSavePanel savePanel];
  838:     NSString* file = nil;
  839:     if (!defaultFileName.IsEmpty())
  840:         file = [[NSString alloc] initWithCString: defaultFileName.get()];
  841:         
  842:     if (isHTML)
  843:         [savePanel setAccessoryView: mFilterView];
  844:         
  845:     if ([savePanel runModalForDirectory: nil file: file] == NSFileHandlingPanelCancelButton)
  846:         return;
  847:        
  848:     // Release the file string.
  849:     [file release];
  850:     
  851:     // Update the filter index.
  852:     if (isHTML && mFilterList) {
  853:         filterIndex = [mFilterList indexOfSelectedItem];
  854:         dirBranch->SetIntPref("save_converter_index", filterIndex);
  855:     }
  856:     
  857:     // Convert the content type to text/plain if it was selected in the filter.
  858:     if (isHTML && filterIndex == 2)
  859:         mContentType = "text/plain";
  860:     
  861:     nsCOMPtr<nsISupports> sourceData;
  862:     if (isHTML && filterIndex != 1)
  863:         sourceData = do_QueryInterface(mDocument);
  864:     else
  865:         sourceData = do_QueryInterface(mURL);
  866:         
  867:     nsCOMPtr<nsIWebBrowserPersist> webPersist(do_CreateInstance(persistContractID));
  868:     ProgressDlgController* progressDialog = [[ProgressDlgController alloc] initWithWindowNibName: @"ProgressDialog"];
  869:     [progressDialog setWebPersist: webPersist 
  870:                     source: sourceData.get()
  871:                     destination: [savePanel filename]
  872:                     contentType: mContentType.get()
  873:                     postData: mPostData
  874:                     bypassCache: mBypassCache];
  875:                     
  876:     [progressDialog showWindow: progressDialog];
  877: }
  878: 
  879: /* void onProgressChange (in nsIWebProgress aWebProgress, in nsIRequest aRequest, in long aCurSelfProgress, in long aMaxSelfProgress, in long aCurTotalProgress, in long aMaxTotalProgress); */
  880: NS_IMETHODIMP 
  881: nsHeaderSniffer::OnProgressChange(nsIWebProgress *aWebProgress, 
  882: 					 nsIRequest *aRequest, 
  883: 					 PRInt32 aCurSelfProgress, 
  884: 					 PRInt32 aMaxSelfProgress, 
  885: 					 PRInt32 aCurTotalProgress, 
  886: 					 PRInt32 aMaxTotalProgress)
  887: {
  888:   return NS_OK;
  889: }
  890: 
  891: /* void onLocationChange (in nsIWebProgress aWebProgress, in nsIRequest aRequest, in nsIURI location); */
  892: NS_IMETHODIMP 
  893: nsHeaderSniffer::OnLocationChange(nsIWebProgress *aWebProgress, 
  894: 					 nsIRequest *aRequest, 
  895: 					 nsIURI *location)
  896: {
  897:   return NS_OK;
  898: }
  899: 
  900: /* void onStatusChange (in nsIWebProgress aWebProgress, in nsIRequest aRequest, in nsresult aStatus, in wstring aMessage); */
  901: NS_IMETHODIMP 
  902: nsHeaderSniffer::OnStatusChange(nsIWebProgress *aWebProgress, 
  903: 				       nsIRequest *aRequest, 
  904: 				       nsresult aStatus, 
  905: 				       const PRUnichar *aMessage)
  906: {
  907:   return NS_OK;
  908: }
  909: 
  910: /* void onSecurityChange (in nsIWebProgress aWebProgress, in nsIRequest aRequest, in long state); */
  911: NS_IMETHODIMP 
  912: nsHeaderSniffer::OnSecurityChange(nsIWebProgress *aWebProgress, 
  913: 					              nsIRequest *aRequest, 
  914:                                   PRInt32 state)
  915: {
  916:   return NS_OK;
  917: }
  918: 
  919: 
  920: @implementation NSBrowserView
  921: 
  922: - (id)initWithFrame:(NSRect)frame andWindow:(NSWindow*)aWindow
  923: {
  924:   mWindow = aWindow;
  925:   return [self initWithFrame:frame];
  926: }
  927: 
  928: - (id)initWithFrame:(NSRect)frame
  929: {
  930:     if ( (self = [super initWithFrame:frame]) ) {
  931: 
  932:         nsresult rv = nsCocoaBrowserService::InitEmbedding();
  933:         if (NS_FAILED(rv)) {
  934:     // XXX need to throw
  935:         }
  936: 
  937:         _listener = new nsCocoaBrowserListener(self);
  938:         NS_ADDREF(_listener);
  939:         
  940:   // Create the web browser instance
  941:         nsCOMPtr<nsIWebBrowser> browser = do_CreateInstance(NS_WEBBROWSER_CONTRACTID, &rv);
  942:         if (NS_FAILED(rv)) {
  943:     // XXX need to throw
  944:         }
  945: 
  946:         _webBrowser = browser;
  947:         NS_ADDREF(_webBrowser);
  948:         
  949:   // Set the container nsIWebBrowserChrome
  950:         _webBrowser->SetContainerWindow(NS_STATIC_CAST(nsIWebBrowserChrome *,
  951:                                                        _listener));
  952:         
  953:   // Register as a listener for web progress
  954:         nsCOMPtr<nsIWeakReference> weak = do_GetWeakReference(NS_STATIC_CAST(nsIWebProgressListener*, _listener));
  955:         _webBrowser->AddWebBrowserListener(weak, NS_GET_IID(nsIWebProgressListener));
  956:         
  957:   // Hook up the widget hierarchy with us as the parent
  958:         nsCOMPtr<nsIBaseWindow> baseWin = do_QueryInterface(_webBrowser);
  959:         baseWin->InitWindow((NSView*)self, nsnull, 0, 0,
  960:                             frame.size.width, frame.size.height);
  961:         baseWin->Create();
  962:     }
  963:   return self;
  964: }
  965: 
  966: - (void)destroyWebBrowser
  967: {
  968:   nsCOMPtr<nsIBaseWindow> baseWin = do_QueryInterface(_webBrowser);
  969:   baseWin->Destroy();
  970: }
  971: 
  972: - (void)dealloc 
  973: {
  974:   [super dealloc];
  975:   
  976:   NS_RELEASE(_listener);
  977:   NS_IF_RELEASE(_webBrowser);
  978:   
  979:   nsCocoaBrowserService::BrowserClosed();
  980:   
  981:   printf("NSBrowserView died.\n");
  982: }
  983: 
  984: - (void)setFrame:(NSRect)frameRect 
  985: {
  986:   [super setFrame:frameRect];
  987:   if (_webBrowser) {
  988:     nsCOMPtr<nsIBaseWindow> window = do_QueryInterface(_webBrowser);
  989:     window->SetSize((PRInt32)frameRect.size.width, 
  990: 		    (PRInt32)frameRect.size.height,
  991: 		    PR_TRUE);
  992:   }
  993: }
  994: 
  995: - (void)addListener:(id <NSBrowserListener>)listener
  996: {
  997:   _listener->AddListener(listener);
  998: }
  999: 
 1000: - (void)removeListener:(id <NSBrowserListener>)listener
 1001: {
 1002:   _listener->RemoveListener(listener);
 1003: }
 1004: 
 1005: - (void)setContainer:(id <NSBrowserContainer>)container
 1006: {
 1007:   _listener->SetContainer(container);
 1008: }
 1009: 
 1010: - (nsIDOMWindow*)getContentWindow
 1011: {
 1012:   nsIDOMWindow* window;
 1013: 
 1014:   _webBrowser->GetContentDOMWindow(&window);
 1015: 
 1016:   return window;
 1017: }
 1018: 
 1019: - (void)loadURI:(NSURL *)url flags:(unsigned int)flags
 1020: {
 1021:   nsCOMPtr<nsIWebNavigation> nav = do_QueryInterface(_webBrowser);
 1022:   
 1023:   NSString* spec = [url absoluteString];
 1024:   int length = [spec length];
 1025:   PRUnichar* specStr = nsMemory::Alloc((length+1) * sizeof(PRUnichar));
 1026:   [spec getCharacters:specStr];
 1027:   specStr[length] = PRUnichar(0);
 1028:   
 1029: 
 1030:   PRUint32 navFlags = nsIWebNavigation::LOAD_FLAGS_NONE;
 1031:   if (flags & NSLoadFlagsDontPutInHistory) {
 1032:     navFlags |= nsIWebNavigation::LOAD_FLAGS_BYPASS_HISTORY;
 1033:   }
 1034:   if (flags & NSLoadFlagsReplaceHistoryEntry) {
 1035:     navFlags |= nsIWebNavigation::LOAD_FLAGS_REPLACE_HISTORY;
 1036:   }
 1037:   if (flags & NSLoadFlagsBypassCacheAndProxy) {
 1038:     navFlags |= nsIWebNavigation::LOAD_FLAGS_BYPASS_CACHE | 
 1039:                 nsIWebNavigation::LOAD_FLAGS_BYPASS_PROXY;
 1040:   }
 1041: 
 1042:   nsresult rv = nav->LoadURI(specStr, navFlags, nsnull, nsnull, nsnull);
 1043:   if (NS_FAILED(rv)) {
 1044:     // XXX need to throw
 1045:   }
 1046: 
 1047:   nsMemory::Free(specStr);
 1048: }
 1049: 
 1050: - (void)reload:(unsigned int)flags
 1051: {
 1052:   nsCOMPtr<nsIWebNavigation> nav = do_QueryInterface(_webBrowser);
 1053: 
 1054:   PRUint32 navFlags = nsIWebNavigation::LOAD_FLAGS_NONE;
 1055:   if (flags & NSLoadFlagsBypassCacheAndProxy) {
 1056:     navFlags |= nsIWebNavigation::LOAD_FLAGS_BYPASS_CACHE | 
 1057:                 nsIWebNavigation::LOAD_FLAGS_BYPASS_PROXY;
 1058:   }
 1059: 
 1060:   nsresult rv = nav->Reload(navFlags);
 1061:   if (NS_FAILED(rv)) {
 1062:     // XXX need to throw
 1063:   }  
 1064: }
 1065: 
 1066: - (BOOL)canGoBack
 1067: {
 1068:   nsCOMPtr<nsIWebNavigation> nav = do_QueryInterface(_webBrowser);
 1069: 
 1070:   PRBool can;
 1071:   nav->GetCanGoBack(&can);
 1072: 
 1073:   return can ? YES : NO;
 1074: }
 1075: 
 1076: - (BOOL)canGoForward
 1077: {
 1078:   nsCOMPtr<nsIWebNavigation> nav = do_QueryInterface(_webBrowser);
 1079: 
 1080:   PRBool can;
 1081:   nav->GetCanGoForward(&can);
 1082: 
 1083:   return can ? YES : NO;
 1084: }
 1085: 
 1086: - (void)goBack
 1087: {
 1088:   nsCOMPtr<nsIWebNavigation> nav = do_QueryInterface(_webBrowser);
 1089: 
 1090:   nsresult rv = nav->GoBack();
 1091:   if (NS_FAILED(rv)) {
 1092:     // XXX need to throw
 1093:   }  
 1094: }
 1095: 
 1096: - (void)goForward
 1097: {
 1098:   nsCOMPtr<nsIWebNavigation> nav = do_QueryInterface(_webBrowser);
 1099: 
 1100:   nsresult rv = nav->GoForward();
 1101:   if (NS_FAILED(rv)) {
 1102:     // XXX need to throw
 1103:   }  
 1104: }
 1105: 
 1106: - (void)gotoIndex:(int)index
 1107: {
 1108:   nsCOMPtr<nsIWebNavigation> nav = do_QueryInterface(_webBrowser);
 1109: 
 1110:   nsresult rv = nav->GotoIndex(index);
 1111:   if (NS_FAILED(rv)) {
 1112:     // XXX need to throw
 1113:   }    
 1114: }
 1115: 
 1116: - (void)stop:(unsigned int)flags
 1117: {
 1118:   nsCOMPtr<nsIWebNavigation> nav = do_QueryInterface(_webBrowser);
 1119: 
 1120:   nsresult rv = nav->Stop(flags);
 1121:   if (NS_FAILED(rv)) {
 1122:     // XXX need to throw
 1123:   }    
 1124: }
 1125: 
 1126: - (NSURL*)getCurrentURI
 1127: {
 1128:   nsCOMPtr<nsIURI> uri;
 1129:   nsCOMPtr<nsIWebNavigation> nav = do_QueryInterface(_webBrowser);
 1130: 
 1131:   nav->GetCurrentURI(getter_AddRefs(uri));
 1132:   if (!uri) {
 1133:     return nsnull;
 1134:   }
 1135: 
 1136:   nsCAutoString spec;
 1137:   uri->GetSpec(spec);
 1138:   
 1139:   const char* cstr = spec.get();
 1140:   NSString* str = [NSString stringWithCString:cstr];
 1141:   NSURL* url = [NSURL URLWithString:str];
 1142:   
 1143:   return url;
 1144: }
 1145: 
 1146: - (nsCocoaBrowserListener*)getCocoaBrowserListener
 1147: {
 1148:   return _listener;
 1149: }
 1150: 
 1151: - (nsIWebBrowser*)getWebBrowser
 1152: {
 1153:   NS_IF_ADDREF(_webBrowser);
 1154:   return _webBrowser;
 1155: }
 1156: 
 1157: - (void)setWebBrowser:(nsIWebBrowser*)browser
 1158: {
 1159:   _webBrowser = browser;
 1160: 
 1161:   if (_webBrowser) {
 1162:     // Set the container nsIWebBrowserChrome
 1163:     _webBrowser->SetContainerWindow(NS_STATIC_CAST(nsIWebBrowserChrome *, 
 1164: 						   _listener));
 1165: 
 1166:     NSRect frame = [self frame];
 1167:  
 1168:     // Hook up the widget hierarchy with us as the parent
 1169:     nsCOMPtr<nsIBaseWindow> baseWin = do_QueryInterface(_webBrowser);
 1170:     baseWin->InitWindow((NSView*)self, nsnull, 0, 0, 
 1171: 			frame.size.width, frame.size.height);
 1172:     baseWin->Create();
 1173:   }
 1174: 
 1175: }
 1176: 
 1177: -(void) saveInternal: (nsIURI*)aURI
 1178:         withDocument: (nsIDOMDocument*)aDocument
 1179:         suggestedFilename: (const char*)aFilename
 1180:         bypassCache: (BOOL)aBypassCache
 1181:         filterView: (NSView*)aFilterView
 1182:         filterList: (NSPopUpButton*)aFilterList
 1183: {
 1184:     // Create our web browser persist object.  This is the object that knows
 1185:     // how to actually perform the saving of the page (and of the images
 1186:     // on the page).
 1187:     nsCOMPtr<nsIWebBrowserPersist> webPersist(do_CreateInstance(persistContractID));
 1188:     if (!webPersist)
 1189:         return;
 1190:     
 1191:     // Make a temporary file object that we can save to.
 1192:     nsCOMPtr<nsIProperties> dirService(do_GetService(dirServiceContractID));
 1193:     if (!dirService)
 1194:         return;
 1195:     nsCOMPtr<nsIFile> tmpFile;
 1196:     dirService->Get("TmpD", NS_GET_IID(nsIFile), getter_AddRefs(tmpFile));
 1197:     static short unsigned int tmpRandom = 0;
 1198:     nsCAutoString tmpNo; tmpNo.AppendInt(tmpRandom++);
 1199:     nsCAutoString saveFile("-sav");
 1200:     saveFile += tmpNo;
 1201:     saveFile += "tmp";
 1202:     tmpFile->Append(saveFile.get()); 
 1203:     
 1204:     // Get the post data if we're an HTML doc.
 1205:     nsCOMPtr<nsIInputStream> postData;
 1206:     if (aDocument) {
 1207:       nsCOMPtr<nsIWebNavigation> webNav(do_QueryInterface(_webBrowser));
 1208:       nsCOMPtr<nsISHistory> sessionHistory;
 1209:       webNav->GetSessionHistory(getter_AddRefs(sessionHistory));
 1210:       nsCOMPtr<nsIHistoryEntry> entry;
 1211:       PRInt32 sindex;
 1212:       sessionHistory->GetIndex(&sindex);
 1213:       sessionHistory->GetEntryAtIndex(sindex, PR_FALSE, getter_AddRefs(entry));
 1214:       nsCOMPtr<nsISHEntry> shEntry(do_QueryInterface(entry));
 1215:       if (shEntry)
 1216:           shEntry->GetPostData(getter_AddRefs(postData));
 1217:     }
 1218: 
 1219:     nsCAutoString fileName(aFilename);
 1220:     nsHeaderSniffer* sniffer = new nsHeaderSniffer(webPersist, tmpFile, aURI, 
 1221:                                                    aDocument, postData, fileName, aBypassCache,
 1222:                                                    aFilterView, aFilterList);
 1223:     if (!sniffer)
 1224:         return;
 1225:     webPersist->SetProgressListener(sniffer);
 1226:     webPersist->SaveURI(aURI, nsnull, tmpFile);
 1227: }
 1228: 
 1229: -(void)printDocument
 1230: {
 1231:     nsCOMPtr<nsIDOMWindow> domWindow;
 1232:     _webBrowser->GetContentDOMWindow(getter_AddRefs(domWindow));
 1233:     nsCOMPtr<nsIInterfaceRequestor> ir(do_QueryInterface(domWindow));
 1234:     nsCOMPtr<nsIWebBrowserPrint> print;
 1235:     ir->GetInterface(NS_GET_IID(nsIWebBrowserPrint), getter_AddRefs(print));
 1236:     print->Print(nsnull, nsnull);
 1237: }
 1238: 
 1239: -(BOOL)findInPage:(NSString*)inText
 1240: {
 1241:     PRBool found =  PR_FALSE;
 1242:     
 1243:     nsCOMPtr<nsIWebBrowserFocus> wbf(do_QueryInterface(_webBrowser));
 1244:     nsCOMPtr<nsIDOMWindow> rootWindow;
 1245:     nsCOMPtr<nsIDOMWindow> focusedWindow;
 1246:     _webBrowser->GetContentDOMWindow(getter_AddRefs(rootWindow));
 1247:     wbf->GetFocusedWindow(getter_AddRefs(focusedWindow));
 1248:     if (!focusedWindow)
 1249:         focusedWindow = rootWindow;
 1250:     nsCOMPtr<nsIWebBrowserFind> webFind(do_GetInterface(_webBrowser));
 1251:     if ( webFind ) {
 1252:       nsCOMPtr<nsIWebBrowserFindInFrames> framesFind(do_QueryInterface(webFind));
 1253:       framesFind->SetRootSearchFrame(rootWindow);
 1254:       framesFind->SetCurrentSearchFrame(focusedWindow);
 1255:       
 1256:       PRUnichar* text = (PRUnichar*)nsMemory::Alloc(([inText length]+1)*sizeof(PRUnichar));
 1257:       if ( text ) {
 1258:         [inText getCharacters:text];
 1259:         text[[inText length]] = 0;
 1260:         webFind->SetSearchString(text);
 1261:         webFind->FindNext(&found);
 1262:         nsMemory::Free(text);
 1263:       }
 1264:     }
 1265:     return found;
 1266: }
 1267: 
 1268: - (void)saveURL: (NSView*)aFilterView filterList: (NSPopUpButton*)aFilterList
 1269:             url: (NSURL*)aURL suggestedFilename: (NSString*)aFilename
 1270: {
 1271:   nsCOMPtr<nsIURI> url;
 1272:   nsresult rv = NS_NewURI(getter_AddRefs(url), [[aURL absoluteString] cString]);
 1273:   if (NS_FAILED(rv))
 1274:     return;
 1275:   
 1276:   [self saveInternal: url.get()
 1277:         withDocument: nsnull
 1278:    suggestedFilename: [aFilename cString]
 1279:          bypassCache: YES
 1280:           filterView: aFilterView
 1281:           filterList: aFilterList];
 1282: }
 1283: 
 1284: - (void)saveDocument: (NSView*)aFilterView filterList: (NSPopUpButton*)aFilterList
 1285: {
 1286:     nsCOMPtr<nsIWebBrowserFocus> wbf(do_QueryInterface(_webBrowser));
 1287:     nsCOMPtr<nsIDOMWindow> domWindow;
 1288:     wbf->GetFocusedWindow(getter_AddRefs(domWindow));
 1289:     if (!domWindow)
 1290:         _webBrowser->GetContentDOMWindow(getter_AddRefs(domWindow));
 1291:     if (!domWindow)
 1292:         return;
 1293:     
 1294:     nsCOMPtr<nsIDOMDocument> domDocument;
 1295:     domWindow->GetDocument(getter_AddRefs(domDocument));
 1296:     if (!domDocument)
 1297:         return;
 1298:     nsCOMPtr<nsIDOMNSDocument> nsDoc(do_QueryInterface(domDocument));
 1299:     if (!nsDoc)
 1300:         return;
 1301:     nsCOMPtr<nsIDOMLocation> location;
 1302:     nsDoc->GetLocation(getter_AddRefs(location));
 1303:     if (!location)
 1304:         return;
 1305:     nsAutoString urlStr;
 1306:     location->GetHref(urlStr);
 1307:     nsCAutoString urlCStr; urlCStr.AssignWithConversion(urlStr);
 1308:     nsCOMPtr<nsIURI> url;
 1309:     nsresult rv = NS_NewURI(getter_AddRefs(url), urlCStr.get());
 1310:     if (NS_FAILED(rv))
 1311:         return;
 1312:     
 1313:     [self saveInternal: url.get()
 1314:           withDocument: domDocument
 1315:           suggestedFilename: ""
 1316:           bypassCache: NO
 1317:           filterView: aFilterView
 1318:           filterList: aFilterList];
 1319: }
 1320: 
 1321: 
 1322: -(IBAction)cut:(id)aSender
 1323: {
 1324:     nsCOMPtr<nsIClipboardCommands> clipboard(do_GetInterface(_webBrowser));
 1325:     clipboard->CutSelection();
 1326: }
 1327: 
 1328: -(IBAction)copy:(id)aSender
 1329: {
 1330:     nsCOMPtr<nsIClipboardCommands> clipboard(do_GetInterface(_webBrowser));
 1331:     clipboard->CopySelection();
 1332: }
 1333: 
 1334: -(IBAction)paste:(id)aSender
 1335: {
 1336:     nsCOMPtr<nsIClipboardCommands> clipboard(do_GetInterface(_webBrowser));
 1337:     clipboard->Paste();
 1338: }
 1339: 
 1340: -(IBAction)clear:(id)aSender
 1341: {
 1342:     nsCOMPtr<nsIClipboardCommands> clipboard(do_GetInterface(_webBrowser));
 1343:     clipboard->SelectNone();
 1344: }
 1345: 
 1346: -(IBAction)selectAll:(id)aSender
 1347: {
 1348:     nsCOMPtr<nsIClipboardCommands> clipboard(do_GetInterface(_webBrowser));
 1349:     clipboard->SelectAll();
 1350: }
 1351: 
 1352: -(IBAction)undo:(id)aSender
 1353: {
 1354:   NSLog(@"Undo not yet implemented");
 1355: }
 1356: 
 1357: -(NSString*)getCurrentURLSpec
 1358: {
 1359:     NSString* empty = @"";
 1360:     nsCOMPtr<nsIDOMWindow> domWindow;
 1361:     _webBrowser->GetContentDOMWindow(getter_AddRefs(domWindow));
 1362:     if (!domWindow)
 1363:         return empty;
 1364:     
 1365:     nsCOMPtr<nsIDOMDocument> domDocument;
 1366:     domWindow->GetDocument(getter_AddRefs(domDocument));
 1367:     if (!domDocument)
 1368:         return empty;
 1369:     nsCOMPtr<nsIDOMNSDocument> nsDoc(do_QueryInterface(domDocument));
 1370:     if (!nsDoc)
 1371:         return empty;
 1372:     nsCOMPtr<nsIDOMLocation> location;
 1373:     nsDoc->GetLocation(getter_AddRefs(location));
 1374:     if (!location)
 1375:         return empty;
 1376:     nsAutoString urlStr;
 1377:     location->GetHref(urlStr);
 1378:     nsCAutoString urlCStr; urlCStr.AssignWithConversion(urlStr);
 1379:     
 1380:     return [NSString stringWithCString: urlCStr.get()];
 1381: }
 1382: 
 1383: - (void)setActive: (BOOL)aIsActive
 1384: {
 1385:     nsCOMPtr<nsIWebBrowserFocus> wbf(do_QueryInterface(_webBrowser));
 1386:     if (aIsActive)
 1387:         wbf->Activate();
 1388:     else
 1389:         wbf->Deactivate();
 1390: }
 1391: 
 1392: -(NSMenu*)getContextMenu
 1393: {
 1394:   return [[self superview] getContextMenu];
 1395: }
 1396: 
 1397: -(NSWindow*)getNativeWindow
 1398: {
 1399:   NSWindow* result = [self window];
 1400:   if (result)
 1401:     return result; // We're visible.  Just hand the window back.
 1402:   else {
 1403:     // We're invisible.  It's likely that we're in a Cocoa tab view.
 1404:     // First see if we have a cached window.
 1405:     if (mWindow)
 1406:       return mWindow;
 1407:     
 1408:     // Finally, see if our parent responds to the getNativeWindow selector,
 1409:     // and if they do, let them handle it.
 1410:     return [[self superview] getNativeWindow];
 1411:   }
 1412: }
 1413: 
 1414: @end
 1415: 

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