kmail

kmreaderwin.cpp

00001 // -*- mode: C++; c-file-style: "gnu" -*-
00002 // kmreaderwin.cpp
00003 // Author: Markus Wuebben <markus.wuebben@kde.org>
00004 
00005 // define this to copy all html that is written to the readerwindow to
00006 // filehtmlwriter.out in the current working directory
00007 //#define KMAIL_READER_HTML_DEBUG 1
00008 
00009 #include <config.h>
00010 
00011 #include "kmreaderwin.h"
00012 
00013 #include "globalsettings.h"
00014 #include "kmversion.h"
00015 #include "kmmainwidget.h"
00016 #include "kmreadermainwin.h"
00017 #include <libkdepim/kfileio.h>
00018 #include "kmfolderindex.h"
00019 #include "kmcommands.h"
00020 #include "kmmsgpartdlg.h"
00021 #include "mailsourceviewer.h"
00022 using KMail::MailSourceViewer;
00023 #include "partNode.h"
00024 #include "kmmsgdict.h"
00025 #include "messagesender.h"
00026 #include "kcursorsaver.h"
00027 #include "kmfolder.h"
00028 #include "vcardviewer.h"
00029 using KMail::VCardViewer;
00030 #include "objecttreeparser.h"
00031 using KMail::ObjectTreeParser;
00032 #include "partmetadata.h"
00033 using KMail::PartMetaData;
00034 #include "attachmentstrategy.h"
00035 using KMail::AttachmentStrategy;
00036 #include "headerstrategy.h"
00037 using KMail::HeaderStrategy;
00038 #include "headerstyle.h"
00039 using KMail::HeaderStyle;
00040 #include "khtmlparthtmlwriter.h"
00041 using KMail::HtmlWriter;
00042 using KMail::KHtmlPartHtmlWriter;
00043 #include "htmlstatusbar.h"
00044 using KMail::HtmlStatusBar;
00045 #include "folderjob.h"
00046 using KMail::FolderJob;
00047 #include "csshelper.h"
00048 using KMail::CSSHelper;
00049 #include "isubject.h"
00050 using KMail::ISubject;
00051 #include "urlhandlermanager.h"
00052 using KMail::URLHandlerManager;
00053 #include "interfaces/observable.h"
00054 #include "util.h"
00055 #include "kmheaders.h"
00056 
00057 #include "broadcaststatus.h"
00058 
00059 #include <kmime_mdn.h>
00060 using namespace KMime;
00061 #ifdef KMAIL_READER_HTML_DEBUG
00062 #include "filehtmlwriter.h"
00063 using KMail::FileHtmlWriter;
00064 #include "teehtmlwriter.h"
00065 using KMail::TeeHtmlWriter;
00066 #endif
00067 
00068 #include <kasciistringtools.h>
00069 #include <kstringhandler.h>
00070 
00071 #include <mimelib/mimepp.h>
00072 #include <mimelib/body.h>
00073 #include <mimelib/utility.h>
00074 
00075 #include <kleo/specialjob.h>
00076 #include <kleo/cryptobackend.h>
00077 #include <kleo/cryptobackendfactory.h>
00078 
00079 // KABC includes
00080 #include <kabc/addressee.h>
00081 #include <kabc/vcardconverter.h>
00082 
00083 // khtml headers
00084 #include <khtml_part.h>
00085 #include <khtmlview.h> // So that we can get rid of the frames
00086 #include <dom/html_element.h>
00087 #include <dom/html_block.h>
00088 #include <dom/html_document.h>
00089 #include <dom/dom_string.h>
00090 
00091 
00092 #include <kapplication.h>
00093 // for the click on attachment stuff (dnaber):
00094 #include <kuserprofile.h>
00095 #include <kcharsets.h>
00096 #include <kpopupmenu.h>
00097 #include <kstandarddirs.h>  // Sven's : for access and getpid
00098 #include <kcursor.h>
00099 #include <kdebug.h>
00100 #include <kfiledialog.h>
00101 #include <klocale.h>
00102 #include <kmessagebox.h>
00103 #include <kglobalsettings.h>
00104 #include <krun.h>
00105 #include <ktempfile.h>
00106 #include <kprocess.h>
00107 #include <kdialog.h>
00108 #include <kaction.h>
00109 #include <kiconloader.h>
00110 #include <kmdcodec.h>
00111 #include <kasciistricmp.h>
00112 #include <kurldrag.h>
00113 
00114 #include <qclipboard.h>
00115 #include <qhbox.h>
00116 #include <qtextcodec.h>
00117 #include <qpaintdevicemetrics.h>
00118 #include <qlayout.h>
00119 #include <qlabel.h>
00120 #include <qsplitter.h>
00121 #include <qstyle.h>
00122 
00123 // X headers...
00124 #undef Never
00125 #undef Always
00126 
00127 #include <unistd.h>
00128 #include <stdlib.h>
00129 #include <sys/stat.h>
00130 #include <errno.h>
00131 #include <stdio.h>
00132 #include <ctype.h>
00133 #include <string.h>
00134 
00135 #ifdef HAVE_PATHS_H
00136 #include <paths.h>
00137 #endif
00138 
00139 class NewByteArray : public QByteArray
00140 {
00141 public:
00142     NewByteArray &appendNULL();
00143     NewByteArray &operator+=( const char * );
00144     NewByteArray &operator+=( const QByteArray & );
00145     NewByteArray &operator+=( const QCString & );
00146     QByteArray& qByteArray();
00147 };
00148 
00149 NewByteArray& NewByteArray::appendNULL()
00150 {
00151     QByteArray::detach();
00152     uint len1 = size();
00153     if ( !QByteArray::resize( len1 + 1 ) )
00154         return *this;
00155     *(data() + len1) = '\0';
00156     return *this;
00157 }
00158 NewByteArray& NewByteArray::operator+=( const char * newData )
00159 {
00160     if ( !newData )
00161         return *this;
00162     QByteArray::detach();
00163     uint len1 = size();
00164     uint len2 = qstrlen( newData );
00165     if ( !QByteArray::resize( len1 + len2 ) )
00166         return *this;
00167     memcpy( data() + len1, newData, len2 );
00168     return *this;
00169 }
00170 NewByteArray& NewByteArray::operator+=( const QByteArray & newData )
00171 {
00172     if ( newData.isNull() )
00173         return *this;
00174     QByteArray::detach();
00175     uint len1 = size();
00176     uint len2 = newData.size();
00177     if ( !QByteArray::resize( len1 + len2 ) )
00178         return *this;
00179     memcpy( data() + len1, newData.data(), len2 );
00180     return *this;
00181 }
00182 NewByteArray& NewByteArray::operator+=( const QCString & newData )
00183 {
00184     if ( newData.isEmpty() )
00185         return *this;
00186     QByteArray::detach();
00187     uint len1 = size();
00188     uint len2 = newData.length(); // forget about the trailing 0x00 !
00189     if ( !QByteArray::resize( len1 + len2 ) )
00190         return *this;
00191     memcpy( data() + len1, newData.data(), len2 );
00192     return *this;
00193 }
00194 QByteArray& NewByteArray::qByteArray()
00195 {
00196     return *((QByteArray*)this);
00197 }
00198 
00199 // This function returns the complete data that were in this
00200 // message parts - *after* all encryption has been removed that
00201 // could be removed.
00202 // - This is used to store the message in decrypted form.
00203 void KMReaderWin::objectTreeToDecryptedMsg( partNode* node,
00204                                             NewByteArray& resultingData,
00205                                             KMMessage& theMessage,
00206                                             bool weAreReplacingTheRootNode,
00207                                             int recCount )
00208 {
00209   kdDebug(5006) << QString("-------------------------------------------------" ) << endl;
00210   kdDebug(5006) << QString("KMReaderWin::objectTreeToDecryptedMsg( %1 )  START").arg( recCount ) << endl;
00211   if( node ) {
00212 
00213     kdDebug(5006) << node->typeString() << '/' << node->subTypeString() << endl;
00214 
00215     partNode* curNode = node;
00216     partNode* dataNode = curNode;
00217     partNode * child = node->firstChild();
00218     const bool bIsMultipart = node->type() == DwMime::kTypeMultipart ;
00219     bool bKeepPartAsIs = false;
00220 
00221     switch( curNode->type() ){
00222       case DwMime::kTypeMultipart: {
00223           switch( curNode->subType() ){
00224           case DwMime::kSubtypeSigned: {
00225               bKeepPartAsIs = true;
00226             }
00227             break;
00228           case DwMime::kSubtypeEncrypted: {
00229               if ( child )
00230                   dataNode = child;
00231             }
00232             break;
00233           }
00234         }
00235         break;
00236       case DwMime::kTypeMessage: {
00237           switch( curNode->subType() ){
00238           case DwMime::kSubtypeRfc822: {
00239               if ( child )
00240                 dataNode = child;
00241             }
00242             break;
00243           }
00244         }
00245         break;
00246       case DwMime::kTypeApplication: {
00247           switch( curNode->subType() ){
00248           case DwMime::kSubtypeOctetStream: {
00249               if ( child )
00250                 dataNode = child;
00251             }
00252             break;
00253           case DwMime::kSubtypePkcs7Signature: {
00254               // note: subtype Pkcs7Signature specifies a signature part
00255               //       which we do NOT want to remove!
00256               bKeepPartAsIs = true;
00257             }
00258             break;
00259           case DwMime::kSubtypePkcs7Mime: {
00260               // note: subtype Pkcs7Mime can also be signed
00261               //       and we do NOT want to remove the signature!
00262               if ( child && curNode->encryptionState() != KMMsgNotEncrypted )
00263                 dataNode = child;
00264             }
00265             break;
00266           }
00267         }
00268         break;
00269     }
00270 
00271 
00272     DwHeaders& rootHeaders( theMessage.headers() );
00273     DwBodyPart * part = dataNode->dwPart() ? dataNode->dwPart() : 0;
00274     DwHeaders * headers(
00275         (part && part->hasHeaders())
00276         ? &part->Headers()
00277         : (  (weAreReplacingTheRootNode || !dataNode->parentNode())
00278             ? &rootHeaders
00279             : 0 ) );
00280     if( dataNode == curNode ) {
00281 kdDebug(5006) << "dataNode == curNode:  Save curNode without replacing it." << endl;
00282 
00283       // A) Store the headers of this part IF curNode is not the root node
00284       //    AND we are not replacing a node that already *has* replaced
00285       //    the root node in previous recursion steps of this function...
00286       if( headers ) {
00287         if( dataNode->parentNode() && !weAreReplacingTheRootNode ) {
00288 kdDebug(5006) << "dataNode is NOT replacing the root node:  Store the headers." << endl;
00289           resultingData += headers->AsString().c_str();
00290         } else if( weAreReplacingTheRootNode && part && part->hasHeaders() ){
00291 kdDebug(5006) << "dataNode replace the root node:  Do NOT store the headers but change" << endl;
00292 kdDebug(5006) << "                                 the Message's headers accordingly." << endl;
00293 kdDebug(5006) << "              old Content-Type = " << rootHeaders.ContentType().AsString().c_str() << endl;
00294 kdDebug(5006) << "              new Content-Type = " << headers->ContentType(   ).AsString().c_str() << endl;
00295           rootHeaders.ContentType()             = headers->ContentType();
00296           theMessage.setContentTransferEncodingStr(
00297               headers->HasContentTransferEncoding()
00298             ? headers->ContentTransferEncoding().AsString().c_str()
00299             : "" );
00300           rootHeaders.ContentDescription() = headers->ContentDescription();
00301           rootHeaders.ContentDisposition() = headers->ContentDisposition();
00302           theMessage.setNeedsAssembly();
00303         }
00304       }
00305 
00306       if ( bKeepPartAsIs ) {
00307           resultingData += dataNode->encodedBody();
00308       } else {
00309 
00310       // B) Store the body of this part.
00311       if( headers && bIsMultipart && dataNode->firstChild() )  {
00312 kdDebug(5006) << "is valid Multipart, processing children:" << endl;
00313         QCString boundary = headers->ContentType().Boundary().c_str();
00314         curNode = dataNode->firstChild();
00315         // store children of multipart
00316         while( curNode ) {
00317 kdDebug(5006) << "--boundary" << endl;
00318           if( resultingData.size() &&
00319               ( '\n' != resultingData.at( resultingData.size()-1 ) ) )
00320             resultingData += QCString( "\n" );
00321           resultingData += QCString( "\n" );
00322           resultingData += "--";
00323           resultingData += boundary;
00324           resultingData += "\n";
00325           // note: We are processing a harmless multipart that is *not*
00326           //       to be replaced by one of it's children, therefor
00327           //       we set their doStoreHeaders to true.
00328           objectTreeToDecryptedMsg( curNode,
00329                                     resultingData,
00330                                     theMessage,
00331                                     false,
00332                                     recCount + 1 );
00333           curNode = curNode->nextSibling();
00334         }
00335 kdDebug(5006) << "--boundary--" << endl;
00336         resultingData += "\n--";
00337         resultingData += boundary;
00338         resultingData += "--\n\n";
00339 kdDebug(5006) << "Multipart processing children - DONE" << endl;
00340       } else if( part ){
00341         // store simple part
00342 kdDebug(5006) << "is Simple part or invalid Multipart, storing body data .. DONE" << endl;
00343         resultingData += part->Body().AsString().c_str();
00344       }
00345       }
00346     } else {
00347 kdDebug(5006) << "dataNode != curNode:  Replace curNode by dataNode." << endl;
00348       bool rootNodeReplaceFlag = weAreReplacingTheRootNode || !curNode->parentNode();
00349       if( rootNodeReplaceFlag ) {
00350 kdDebug(5006) << "                      Root node will be replaced." << endl;
00351       } else {
00352 kdDebug(5006) << "                      Root node will NOT be replaced." << endl;
00353       }
00354       // store special data to replace the current part
00355       // (e.g. decrypted data or embedded RfC 822 data)
00356       objectTreeToDecryptedMsg( dataNode,
00357                                 resultingData,
00358                                 theMessage,
00359                                 rootNodeReplaceFlag,
00360                                 recCount + 1 );
00361     }
00362   }
00363   kdDebug(5006) << QString("\nKMReaderWin::objectTreeToDecryptedMsg( %1 )  END").arg( recCount ) << endl;
00364 }
00365 
00366 
00367 /*
00368  ===========================================================================
00369 
00370 
00371         E N D    O F     T E M P O R A R Y     M I M E     C O D E
00372 
00373 
00374  ===========================================================================
00375 */
00376 
00377 
00378 
00379 
00380 
00381 
00382 
00383 
00384 
00385 
00386 
00387 void KMReaderWin::createWidgets() {
00388   QVBoxLayout * vlay = new QVBoxLayout( this );
00389   mSplitter = new QSplitter( Qt::Vertical, this, "mSplitter" );
00390   vlay->addWidget( mSplitter );
00391   mMimePartTree = new KMMimePartTree( this, mSplitter, "mMimePartTree" );
00392   mBox = new QHBox( mSplitter, "mBox" );
00393   setStyleDependantFrameWidth();
00394   mBox->setFrameStyle( mMimePartTree->frameStyle() );
00395   mColorBar = new HtmlStatusBar( mBox, "mColorBar" );
00396   mViewer = new KHTMLPart( mBox, "mViewer" );
00397   mSplitter->setOpaqueResize( KGlobalSettings::opaqueResize() );
00398   mSplitter->setResizeMode( mMimePartTree, QSplitter::KeepSize );
00399 }
00400 
00401 const int KMReaderWin::delay = 150;
00402 
00403 //-----------------------------------------------------------------------------
00404 KMReaderWin::KMReaderWin(QWidget *aParent,
00405              QWidget *mainWindow,
00406              KActionCollection* actionCollection,
00407                          const char *aName,
00408                          int aFlags )
00409   : QWidget(aParent, aName, aFlags | Qt::WDestructiveClose),
00410     mSerNumOfOriginalMessage( 0 ),
00411     mNodeIdOffset( -1 ),
00412     mAttachmentStrategy( 0 ),
00413     mHeaderStrategy( 0 ),
00414     mHeaderStyle( 0 ),
00415     mUpdateReaderWinTimer( 0, "mUpdateReaderWinTimer" ),
00416     mResizeTimer( 0, "mResizeTimer" ),
00417     mDelayedMarkTimer( 0, "mDelayedMarkTimer" ),
00418     mOldGlobalOverrideEncoding( "---" ), // init with dummy value
00419     mCSSHelper( 0 ),
00420     mRootNode( 0 ),
00421     mMainWindow( mainWindow ),
00422     mActionCollection( actionCollection ),
00423     mMailToComposeAction( 0 ),
00424     mMailToReplyAction( 0 ),
00425     mMailToForwardAction( 0 ),
00426     mAddAddrBookAction( 0 ),
00427     mOpenAddrBookAction( 0 ),
00428     mCopyAction( 0 ),
00429     mCopyURLAction( 0 ),
00430     mUrlOpenAction( 0 ),
00431     mUrlSaveAsAction( 0 ),
00432     mAddBookmarksAction( 0 ),
00433     mStartIMChatAction( 0 ),
00434     mSelectAllAction( 0 ),
00435     mSelectEncodingAction( 0 ),
00436     mToggleFixFontAction( 0 ),
00437     mCanStartDrag( false ),
00438     mHtmlWriter( 0 ),
00439     mSavedRelativePosition( 0 ),
00440     mDecrytMessageOverwrite( false ),
00441     mShowSignatureDetails( false ),
00442     mShowAttachmentQuicklist( true )
00443 {
00444   mExternalWindow  = (aParent == mainWindow );
00445   mSplitterSizes << 180 << 100;
00446   mMimeTreeMode = 1;
00447   mMimeTreeAtBottom = true;
00448   mAutoDelete = false;
00449   mLastSerNum = 0;
00450   mWaitingForSerNum = 0;
00451   mMessage = 0;
00452   mMsgDisplay = true;
00453   mPrinting = false;
00454   mShowColorbar = false;
00455   mAtmUpdate = false;
00456 
00457   createWidgets();
00458   createActions( actionCollection );
00459   initHtmlWidget();
00460   readConfig();
00461 
00462   mHtmlOverride = false;
00463   mHtmlLoadExtOverride = false;
00464 
00465   mLevelQuote = GlobalSettings::self()->collapseQuoteLevelSpin() - 1;
00466 
00467   connect( &mUpdateReaderWinTimer, SIGNAL(timeout()),
00468        this, SLOT(updateReaderWin()) );
00469   connect( &mResizeTimer, SIGNAL(timeout()),
00470        this, SLOT(slotDelayedResize()) );
00471   connect( &mDelayedMarkTimer, SIGNAL(timeout()),
00472            this, SLOT(slotTouchMessage()) );
00473 
00474 }
00475 
00476 void KMReaderWin::createActions( KActionCollection * ac ) {
00477   if ( !ac )
00478       return;
00479 
00480   KRadioAction *raction = 0;
00481 
00482   // header style
00483   KActionMenu *headerMenu =
00484     new KActionMenu( i18n("View->", "&Headers"), ac, "view_headers" );
00485   headerMenu->setToolTip( i18n("Choose display style of message headers") );
00486 
00487   connect( headerMenu, SIGNAL(activated()),
00488            this, SLOT(slotCycleHeaderStyles()) );
00489 
00490   raction = new KRadioAction( i18n("View->headers->", "&Enterprise Headers"), 0,
00491                               this, SLOT(slotEnterpriseHeaders()),
00492                               ac, "view_headers_enterprise" );
00493   raction->setToolTip( i18n("Show the list of headers in Enterprise style") );
00494   raction->setExclusiveGroup( "view_headers_group" );
00495   headerMenu->insert(raction);
00496 
00497   raction = new KRadioAction( i18n("View->headers->", "&Fancy Headers"), 0,
00498                               this, SLOT(slotFancyHeaders()),
00499                               ac, "view_headers_fancy" );
00500   raction->setToolTip( i18n("Show the list of headers in a fancy format") );
00501   raction->setExclusiveGroup( "view_headers_group" );
00502   headerMenu->insert( raction );
00503 
00504   raction = new KRadioAction( i18n("View->headers->", "&Brief Headers"), 0,
00505                               this, SLOT(slotBriefHeaders()),
00506                               ac, "view_headers_brief" );
00507   raction->setToolTip( i18n("Show brief list of message headers") );
00508   raction->setExclusiveGroup( "view_headers_group" );
00509   headerMenu->insert( raction );
00510 
00511   raction = new KRadioAction( i18n("View->headers->", "&Standard Headers"), 0,
00512                               this, SLOT(slotStandardHeaders()),
00513                               ac, "view_headers_standard" );
00514   raction->setToolTip( i18n("Show standard list of message headers") );
00515   raction->setExclusiveGroup( "view_headers_group" );
00516   headerMenu->insert( raction );
00517 
00518   raction = new KRadioAction( i18n("View->headers->", "&Long Headers"), 0,
00519                               this, SLOT(slotLongHeaders()),
00520                               ac, "view_headers_long" );
00521   raction->setToolTip( i18n("Show long list of message headers") );
00522   raction->setExclusiveGroup( "view_headers_group" );
00523   headerMenu->insert( raction );
00524 
00525   raction = new KRadioAction( i18n("View->headers->", "&All Headers"), 0,
00526                               this, SLOT(slotAllHeaders()),
00527                               ac, "view_headers_all" );
00528   raction->setToolTip( i18n("Show all message headers") );
00529   raction->setExclusiveGroup( "view_headers_group" );
00530   headerMenu->insert( raction );
00531 
00532   // attachment style
00533   KActionMenu *attachmentMenu =
00534     new KActionMenu( i18n("View->", "&Attachments"), ac, "view_attachments" );
00535   attachmentMenu->setToolTip( i18n("Choose display style of attachments") );
00536   connect( attachmentMenu, SIGNAL(activated()),
00537            this, SLOT(slotCycleAttachmentStrategy()) );
00538 
00539   raction = new KRadioAction( i18n("View->attachments->", "&As Icons"), 0,
00540                               this, SLOT(slotIconicAttachments()),
00541                               ac, "view_attachments_as_icons" );
00542   raction->setToolTip( i18n("Show all attachments as icons. Click to see them.") );
00543   raction->setExclusiveGroup( "view_attachments_group" );
00544   attachmentMenu->insert( raction );
00545 
00546   raction = new KRadioAction( i18n("View->attachments->", "&Smart"), 0,
00547                               this, SLOT(slotSmartAttachments()),
00548                               ac, "view_attachments_smart" );
00549   raction->setToolTip( i18n("Show attachments as suggested by sender.") );
00550   raction->setExclusiveGroup( "view_attachments_group" );
00551   attachmentMenu->insert( raction );
00552 
00553   raction = new KRadioAction( i18n("View->attachments->", "&Inline"), 0,
00554                               this, SLOT(slotInlineAttachments()),
00555                               ac, "view_attachments_inline" );
00556   raction->setToolTip( i18n("Show all attachments inline (if possible)") );
00557   raction->setExclusiveGroup( "view_attachments_group" );
00558   attachmentMenu->insert( raction );
00559 
00560   raction = new KRadioAction( i18n("View->attachments->", "&Hide"), 0,
00561                               this, SLOT(slotHideAttachments()),
00562                               ac, "view_attachments_hide" );
00563   raction->setToolTip( i18n("Do not show attachments in the message viewer") );
00564   raction->setExclusiveGroup( "view_attachments_group" );
00565   attachmentMenu->insert( raction );
00566 
00567   // Set Encoding submenu
00568   mSelectEncodingAction = new KSelectAction( i18n( "&Set Encoding" ), "charset", 0,
00569                                  this, SLOT( slotSetEncoding() ),
00570                                  ac, "encoding" );
00571   QStringList encodings = KMMsgBase::supportedEncodings( false );
00572   encodings.prepend( i18n( "Auto" ) );
00573   mSelectEncodingAction->setItems( encodings );
00574   mSelectEncodingAction->setCurrentItem( 0 );
00575 
00576   mMailToComposeAction = new KAction( i18n("New Message To..."), "mail_new",
00577                                       0, this, SLOT(slotMailtoCompose()), ac,
00578                                       "mailto_compose" );
00579   mMailToReplyAction = new KAction( i18n("Reply To..."), "mail_reply",
00580                                     0, this, SLOT(slotMailtoReply()), ac,
00581                     "mailto_reply" );
00582   mMailToForwardAction = new KAction( i18n("Forward To..."), "mail_forward",
00583                                       0, this, SLOT(slotMailtoForward()), ac,
00584                                       "mailto_forward" );
00585   mAddAddrBookAction = new KAction( i18n("Add to Address Book"),
00586                     0, this, SLOT(slotMailtoAddAddrBook()),
00587                     ac, "add_addr_book" );
00588   mOpenAddrBookAction = new KAction( i18n("Open in Address Book"),
00589                                      0, this, SLOT(slotMailtoOpenAddrBook()),
00590                                      ac, "openin_addr_book" );
00591   mCopyAction = KStdAction::copy( this, SLOT(slotCopySelectedText()), ac, "kmail_copy");
00592   mSelectAllAction = new KAction( i18n("Select All Text"), CTRL+SHIFT+Key_A, this,
00593                                   SLOT(selectAll()), ac, "mark_all_text" );
00594   mCopyURLAction = new KAction( i18n("Copy Link Address"), 0, this,
00595                 SLOT(slotUrlCopy()), ac, "copy_url" );
00596   mUrlOpenAction = new KAction( i18n("Open URL"), 0, this,
00597                                 SLOT(slotUrlOpen()), ac, "open_url" );
00598   mAddBookmarksAction = new KAction( i18n("Bookmark This Link"),
00599                                      "bookmark_add",
00600                                      0, this, SLOT(slotAddBookmarks()),
00601                                      ac, "add_bookmarks" );
00602   mUrlSaveAsAction = new KAction( i18n("Save Link As..."), 0, this,
00603                                   SLOT(slotUrlSave()), ac, "saveas_url" );
00604 
00605   mToggleFixFontAction = new KToggleAction( i18n("Use Fi&xed Font"),
00606                                             Key_X, this, SLOT(slotToggleFixedFont()),
00607                                             ac, "toggle_fixedfont" );
00608 
00609   mStartIMChatAction = new KAction( i18n("Chat &With..."), 0, this,
00610                     SLOT(slotIMChat()), ac, "start_im_chat" );
00611 }
00612 
00613 // little helper function
00614 KRadioAction *KMReaderWin::actionForHeaderStyle( const HeaderStyle * style, const HeaderStrategy * strategy ) {
00615   if ( !mActionCollection )
00616     return 0;
00617   const char * actionName = 0;
00618   if ( style == HeaderStyle::enterprise() )
00619     actionName = "view_headers_enterprise";
00620   if ( style == HeaderStyle::fancy() )
00621     actionName = "view_headers_fancy";
00622   else if ( style == HeaderStyle::brief() )
00623     actionName = "view_headers_brief";
00624   else if ( style == HeaderStyle::plain() ) {
00625     if ( strategy == HeaderStrategy::standard() )
00626       actionName = "view_headers_standard";
00627     else if ( strategy == HeaderStrategy::rich() )
00628       actionName = "view_headers_long";
00629     else if ( strategy == HeaderStrategy::all() )
00630       actionName = "view_headers_all";
00631   }
00632   if ( actionName )
00633     return static_cast<KRadioAction*>(mActionCollection->action(actionName));
00634   else
00635     return 0;
00636 }
00637 
00638 KRadioAction *KMReaderWin::actionForAttachmentStrategy( const AttachmentStrategy * as ) {
00639   if ( !mActionCollection )
00640     return 0;
00641   const char * actionName = 0;
00642   if ( as == AttachmentStrategy::iconic() )
00643     actionName = "view_attachments_as_icons";
00644   else if ( as == AttachmentStrategy::smart() )
00645     actionName = "view_attachments_smart";
00646   else if ( as == AttachmentStrategy::inlined() )
00647     actionName = "view_attachments_inline";
00648   else if ( as == AttachmentStrategy::hidden() )
00649     actionName = "view_attachments_hide";
00650 
00651   if ( actionName )
00652     return static_cast<KRadioAction*>(mActionCollection->action(actionName));
00653   else
00654     return 0;
00655 }
00656 
00657 void KMReaderWin::slotEnterpriseHeaders() {
00658   setHeaderStyleAndStrategy( HeaderStyle::enterprise(),
00659                              HeaderStrategy::rich() );
00660   if( !mExternalWindow )
00661      writeConfig();
00662 }
00663 
00664 void KMReaderWin::slotFancyHeaders() {
00665   setHeaderStyleAndStrategy( HeaderStyle::fancy(),
00666                              HeaderStrategy::rich() );
00667   if( !mExternalWindow )
00668      writeConfig();
00669 }
00670 
00671 void KMReaderWin::slotBriefHeaders() {
00672   setHeaderStyleAndStrategy( HeaderStyle::brief(),
00673                              HeaderStrategy::brief() );
00674   if( !mExternalWindow )
00675      writeConfig();
00676 }
00677 
00678 void KMReaderWin::slotStandardHeaders() {
00679   setHeaderStyleAndStrategy( HeaderStyle::plain(),
00680                              HeaderStrategy::standard());
00681   writeConfig();
00682 }
00683 
00684 void KMReaderWin::slotLongHeaders() {
00685   setHeaderStyleAndStrategy( HeaderStyle::plain(),
00686                              HeaderStrategy::rich() );
00687   if( !mExternalWindow )
00688      writeConfig();
00689 }
00690 
00691 void KMReaderWin::slotAllHeaders() {
00692   setHeaderStyleAndStrategy( HeaderStyle::plain(),
00693                              HeaderStrategy::all() );
00694   if( !mExternalWindow )
00695      writeConfig();
00696 }
00697 
00698 void KMReaderWin::slotLevelQuote( int l )
00699 {
00700   kdDebug( 5006 ) << "Old Level: " << mLevelQuote << " New Level: " << l << endl;
00701 
00702   mLevelQuote = l;
00703   saveRelativePosition();
00704   update(true);
00705 }
00706 
00707 void KMReaderWin::slotCycleHeaderStyles() {
00708   const HeaderStrategy * strategy = headerStrategy();
00709   const HeaderStyle * style = headerStyle();
00710 
00711   const char * actionName = 0;
00712   if ( style == HeaderStyle::enterprise() ) {
00713     slotFancyHeaders();
00714     actionName = "view_headers_fancy";
00715   }
00716   if ( style == HeaderStyle::fancy() ) {
00717     slotBriefHeaders();
00718     actionName = "view_headers_brief";
00719   } else if ( style == HeaderStyle::brief() ) {
00720     slotStandardHeaders();
00721     actionName = "view_headers_standard";
00722   } else if ( style == HeaderStyle::plain() ) {
00723     if ( strategy == HeaderStrategy::standard() ) {
00724       slotLongHeaders();
00725       actionName = "view_headers_long";
00726     } else if ( strategy == HeaderStrategy::rich() ) {
00727       slotAllHeaders();
00728       actionName = "view_headers_all";
00729     } else if ( strategy == HeaderStrategy::all() ) {
00730       slotEnterpriseHeaders();
00731       actionName = "view_headers_enterprise";
00732     }
00733   }
00734 
00735   if ( actionName )
00736     static_cast<KRadioAction*>( mActionCollection->action( actionName ) )->setChecked( true );
00737 }
00738 
00739 
00740 void KMReaderWin::slotIconicAttachments() {
00741   setAttachmentStrategy( AttachmentStrategy::iconic() );
00742 }
00743 
00744 void KMReaderWin::slotSmartAttachments() {
00745   setAttachmentStrategy( AttachmentStrategy::smart() );
00746 }
00747 
00748 void KMReaderWin::slotInlineAttachments() {
00749   setAttachmentStrategy( AttachmentStrategy::inlined() );
00750 }
00751 
00752 void KMReaderWin::slotHideAttachments() {
00753   setAttachmentStrategy( AttachmentStrategy::hidden() );
00754 }
00755 
00756 void KMReaderWin::slotCycleAttachmentStrategy() {
00757   setAttachmentStrategy( attachmentStrategy()->next() );
00758   KRadioAction * action = actionForAttachmentStrategy( attachmentStrategy() );
00759   assert( action );
00760   action->setChecked( true );
00761 }
00762 
00763 
00764 //-----------------------------------------------------------------------------
00765 KMReaderWin::~KMReaderWin()
00766 {
00767   clearBodyPartMementos();
00768   delete mHtmlWriter; mHtmlWriter = 0;
00769   delete mCSSHelper;
00770   if (mAutoDelete) delete message();
00771   delete mRootNode; mRootNode = 0;
00772   removeTempFiles();
00773 }
00774 
00775 
00776 //-----------------------------------------------------------------------------
00777 void KMReaderWin::slotMessageArrived( KMMessage *msg )
00778 {
00779   if (msg && ((KMMsgBase*)msg)->isMessage()) {
00780     if ( msg->getMsgSerNum() == mWaitingForSerNum ) {
00781       setMsg( msg, true );
00782     } else {
00783       kdDebug( 5006 ) <<  "KMReaderWin::slotMessageArrived - ignoring update" << endl;
00784     }
00785   }
00786 }
00787 
00788 //-----------------------------------------------------------------------------
00789 void KMReaderWin::update( KMail::Interface::Observable * observable )
00790 {
00791   if ( !mAtmUpdate ) {
00792     // reparse the msg
00793     kdDebug(5006) << "KMReaderWin::update - message" << endl;
00794     updateReaderWin();
00795     return;
00796   }
00797 
00798   if ( !mRootNode )
00799     return;
00800 
00801   KMMessage* msg = static_cast<KMMessage*>( observable );
00802   assert( msg != 0 );
00803 
00804   // find our partNode and update it
00805   if ( !msg->lastUpdatedPart() ) {
00806     kdDebug(5006) << "KMReaderWin::update - no updated part" << endl;
00807     return;
00808   }
00809   partNode* node = mRootNode->findNodeForDwPart( msg->lastUpdatedPart() );
00810   if ( !node ) {
00811     kdDebug(5006) << "KMReaderWin::update - can't find node for part" << endl;
00812     return;
00813   }
00814   node->setDwPart( msg->lastUpdatedPart() );
00815 
00816   // update the tmp file
00817   // we have to set it writeable temporarily
00818   ::chmod( QFile::encodeName( mAtmCurrentName ), S_IRWXU );
00819   QByteArray data = node->msgPart().bodyDecodedBinary();
00820   size_t size = data.size();
00821   if ( node->msgPart().type() == DwMime::kTypeText && size) {
00822     size = KMail::Util::crlf2lf( data.data(), size );
00823   }
00824   KPIM::kBytesToFile( data.data(), size, mAtmCurrentName, false, false, false );
00825   ::chmod( QFile::encodeName( mAtmCurrentName ), S_IRUSR );
00826 
00827   mAtmUpdate = false;
00828 }
00829 
00830 //-----------------------------------------------------------------------------
00831 void KMReaderWin::removeTempFiles()
00832 {
00833   for (QStringList::Iterator it = mTempFiles.begin(); it != mTempFiles.end();
00834     it++)
00835   {
00836     QFile::remove(*it);
00837   }
00838   mTempFiles.clear();
00839   for (QStringList::Iterator it = mTempDirs.begin(); it != mTempDirs.end();
00840     it++)
00841   {
00842     QDir(*it).rmdir(*it);
00843   }
00844   mTempDirs.clear();
00845 }
00846 
00847 
00848 //-----------------------------------------------------------------------------
00849 bool KMReaderWin::event(QEvent *e)
00850 {
00851   if (e->type() == QEvent::ApplicationPaletteChange)
00852   {
00853     delete mCSSHelper;
00854     mCSSHelper = new KMail::CSSHelper(  QPaintDeviceMetrics( mViewer->view() ) );
00855     if (message())
00856       message()->readConfig();
00857     update( true ); // Force update
00858     return true;
00859   }
00860   return QWidget::event(e);
00861 }
00862 
00863 
00864 //-----------------------------------------------------------------------------
00865 void KMReaderWin::readConfig(void)
00866 {
00867   const KConfigGroup mdnGroup( KMKernel::config(), "MDN" );
00868   /*should be: const*/ KConfigGroup reader( KMKernel::config(), "Reader" );
00869 
00870   delete mCSSHelper;
00871   mCSSHelper = new KMail::CSSHelper( QPaintDeviceMetrics( mViewer->view() ) );
00872 
00873   mNoMDNsWhenEncrypted = mdnGroup.readBoolEntry( "not-send-when-encrypted", true );
00874 
00875   mUseFixedFont = reader.readBoolEntry( "useFixedFont", false );
00876   if ( mToggleFixFontAction )
00877     mToggleFixFontAction->setChecked( mUseFixedFont );
00878 
00879   mHtmlMail = reader.readBoolEntry( "htmlMail", false );
00880   mHtmlLoadExternal = reader.readBoolEntry( "htmlLoadExternal", false );
00881 
00882   setHeaderStyleAndStrategy( HeaderStyle::create( reader.readEntry( "header-style", "fancy" ) ),
00883                  HeaderStrategy::create( reader.readEntry( "header-set-displayed", "rich" ) ) );
00884   KRadioAction *raction = actionForHeaderStyle( headerStyle(), headerStrategy() );
00885   if ( raction )
00886     raction->setChecked( true );
00887 
00888   setAttachmentStrategy( AttachmentStrategy::create( reader.readEntry( "attachment-strategy", "smart" ) ) );
00889   raction = actionForAttachmentStrategy( attachmentStrategy() );
00890   if ( raction )
00891     raction->setChecked( true );
00892 
00893   // if the user uses OpenPGP then the color bar defaults to enabled
00894   // else it defaults to disabled
00895   mShowColorbar = reader.readBoolEntry( "showColorbar", Kpgp::Module::getKpgp()->usePGP() );
00896   // if the value defaults to enabled and KMail (with color bar) is used for
00897   // the first time the config dialog doesn't know this if we don't save the
00898   // value now
00899   reader.writeEntry( "showColorbar", mShowColorbar );
00900 
00901   mMimeTreeAtBottom = reader.readEntry( "MimeTreeLocation", "bottom" ) != "top";
00902   const QString s = reader.readEntry( "MimeTreeMode", "smart" );
00903   if ( s == "never" )
00904     mMimeTreeMode = 0;
00905   else if ( s == "always" )
00906     mMimeTreeMode = 2;
00907   else
00908     mMimeTreeMode = 1;
00909 
00910   const int mimeH = reader.readNumEntry( "MimePaneHeight", 100 );
00911   const int messageH = reader.readNumEntry( "MessagePaneHeight", 180 );
00912   mSplitterSizes.clear();
00913   if ( mMimeTreeAtBottom )
00914     mSplitterSizes << messageH << mimeH;
00915   else
00916     mSplitterSizes << mimeH << messageH;
00917 
00918   adjustLayout();
00919 
00920   readGlobalOverrideCodec();
00921 
00922   if (message())
00923     update();
00924   KMMessage::readConfig();
00925 }
00926 
00927 
00928 void KMReaderWin::adjustLayout() {
00929   if ( mMimeTreeAtBottom )
00930     mSplitter->moveToLast( mMimePartTree );
00931   else
00932     mSplitter->moveToFirst( mMimePartTree );
00933   mSplitter->setSizes( mSplitterSizes );
00934 
00935   if ( mMimeTreeMode == 2 && mMsgDisplay )
00936     mMimePartTree->show();
00937   else
00938     mMimePartTree->hide();
00939 
00940   if ( mShowColorbar && mMsgDisplay )
00941     mColorBar->show();
00942   else
00943     mColorBar->hide();
00944 }
00945 
00946 
00947 void KMReaderWin::saveSplitterSizes( KConfigBase & c ) const {
00948   if ( !mSplitter || !mMimePartTree )
00949     return;
00950   if ( mMimePartTree->isHidden() )
00951     return; // don't rely on QSplitter maintaining sizes for hidden widgets.
00952 
00953   c.writeEntry( "MimePaneHeight", mSplitter->sizes()[ mMimeTreeAtBottom ? 1 : 0 ] );
00954   c.writeEntry( "MessagePaneHeight", mSplitter->sizes()[ mMimeTreeAtBottom ? 0 : 1 ] );
00955 }
00956 
00957 //-----------------------------------------------------------------------------
00958 void KMReaderWin::writeConfig( bool sync ) const {
00959   KConfigGroup reader( KMKernel::config(), "Reader" );
00960 
00961   reader.writeEntry( "useFixedFont", mUseFixedFont );
00962   if ( headerStyle() )
00963     reader.writeEntry( "header-style", headerStyle()->name() );
00964   if ( headerStrategy() )
00965     reader.writeEntry( "header-set-displayed", headerStrategy()->name() );
00966   if ( attachmentStrategy() )
00967     reader.writeEntry( "attachment-strategy", attachmentStrategy()->name() );
00968 
00969   saveSplitterSizes( reader );
00970 
00971   if ( sync )
00972     kmkernel->slotRequestConfigSync();
00973 }
00974 
00975 //-----------------------------------------------------------------------------
00976 void KMReaderWin::initHtmlWidget(void)
00977 {
00978   mViewer->widget()->setFocusPolicy(WheelFocus);
00979   // Let's better be paranoid and disable plugins (it defaults to enabled):
00980   mViewer->setPluginsEnabled(false);
00981   mViewer->setJScriptEnabled(false); // just make this explicit
00982   mViewer->setJavaEnabled(false);    // just make this explicit
00983   mViewer->setMetaRefreshEnabled(false);
00984   mViewer->setURLCursor(KCursor::handCursor());
00985   // Espen 2000-05-14: Getting rid of thick ugly frames
00986   mViewer->view()->setLineWidth(0);
00987   // register our own event filter for shift-click
00988   mViewer->view()->viewport()->installEventFilter( this );
00989 
00990   if ( !htmlWriter() )
00991 #ifdef KMAIL_READER_HTML_DEBUG
00992     mHtmlWriter = new TeeHtmlWriter( new FileHtmlWriter( QString::null ),
00993                      new KHtmlPartHtmlWriter( mViewer, 0 ) );
00994 #else
00995     mHtmlWriter = new KHtmlPartHtmlWriter( mViewer, 0 );
00996 #endif
00997 
00998   connect(mViewer->browserExtension(),
00999           SIGNAL(openURLRequest(const KURL &, const KParts::URLArgs &)),this,
01000           SLOT(slotUrlOpen(const KURL &)));
01001   connect(mViewer->browserExtension(),
01002           SIGNAL(createNewWindow(const KURL &, const KParts::URLArgs &)),this,
01003           SLOT(slotUrlOpen(const KURL &)));
01004   connect(mViewer,SIGNAL(onURL(const QString &)),this,
01005           SLOT(slotUrlOn(const QString &)));
01006   connect(mViewer,SIGNAL(popupMenu(const QString &, const QPoint &)),
01007           SLOT(slotUrlPopup(const QString &, const QPoint &)));
01008   connect( kmkernel->imProxy(), SIGNAL( sigContactPresenceChanged( const QString & ) ),
01009           this, SLOT( contactStatusChanged( const QString & ) ) );
01010   connect( kmkernel->imProxy(), SIGNAL( sigPresenceInfoExpired() ),
01011           this, SLOT( updateReaderWin() ) );
01012 }
01013 
01014 void KMReaderWin::contactStatusChanged( const QString &uid)
01015 {
01016 //  kdDebug( 5006 ) << k_funcinfo << " got a presence change for " << uid << endl;
01017   // get the list of nodes for this contact from the htmlView
01018   DOM::NodeList presenceNodes = mViewer->htmlDocument()
01019     .getElementsByName( DOM::DOMString( QString::fromLatin1("presence-") + uid ) );
01020   for ( unsigned int i = 0; i < presenceNodes.length(); ++i ) {
01021     DOM::Node n =  presenceNodes.item( i );
01022     kdDebug( 5006 ) << "name is " << n.nodeName().string() << endl;
01023     kdDebug( 5006 ) << "value of content was " << n.firstChild().nodeValue().string() << endl;
01024     QString newPresence = kmkernel->imProxy()->presenceString( uid );
01025     if ( newPresence.isNull() ) // KHTML crashes if you setNodeValue( QString::null )
01026       newPresence = QString::fromLatin1( "ENOIMRUNNING" );
01027     n.firstChild().setNodeValue( newPresence );
01028 //    kdDebug( 5006 ) << "value of content is now " << n.firstChild().nodeValue().string() << endl;
01029   }
01030 //  kdDebug( 5006 ) << "and we updated the above presence nodes" << uid << endl;
01031 }
01032 
01033 void KMReaderWin::setAttachmentStrategy( const AttachmentStrategy * strategy ) {
01034   mAttachmentStrategy = strategy ? strategy : AttachmentStrategy::smart();
01035   update( true );
01036 }
01037 
01038 void KMReaderWin::setHeaderStyleAndStrategy( const HeaderStyle * style,
01039                          const HeaderStrategy * strategy ) {
01040   mHeaderStyle = style ? style : HeaderStyle::fancy();
01041   mHeaderStrategy = strategy ? strategy : HeaderStrategy::rich();
01042   update( true );
01043 }
01044 
01045 //-----------------------------------------------------------------------------
01046 void KMReaderWin::setOverrideEncoding( const QString & encoding )
01047 {
01048   if ( encoding == mOverrideEncoding )
01049     return;
01050 
01051   mOverrideEncoding = encoding;
01052   if ( mSelectEncodingAction ) {
01053     if ( encoding.isEmpty() ) {
01054       mSelectEncodingAction->setCurrentItem( 0 );
01055     }
01056     else {
01057       QStringList encodings = mSelectEncodingAction->items();
01058       uint i = 0;
01059       for ( QStringList::const_iterator it = encodings.begin(), end = encodings.end(); it != end; ++it, ++i ) {
01060         if ( KGlobal::charsets()->encodingForName( *it ) == encoding ) {
01061           mSelectEncodingAction->setCurrentItem( i );
01062           break;
01063         }
01064       }
01065       if ( i == encodings.size() ) {
01066         // the value of encoding is unknown => use Auto
01067         kdWarning(5006) << "Unknown override character encoding \"" << encoding
01068                         << "\". Using Auto instead." << endl;
01069         mSelectEncodingAction->setCurrentItem( 0 );
01070         mOverrideEncoding = QString::null;
01071       }
01072     }
01073   }
01074   update( true );
01075 }
01076 
01077 
01078 void KMReaderWin::setPrintFont( const QFont& font )
01079 {
01080 
01081   mCSSHelper->setPrintFont( font );
01082 }
01083 
01084 //-----------------------------------------------------------------------------
01085 const QTextCodec * KMReaderWin::overrideCodec() const
01086 {
01087   kdDebug(5006) << k_funcinfo << " mOverrideEncoding == '" << mOverrideEncoding << "'" << endl;
01088   if ( mOverrideEncoding.isEmpty() || mOverrideEncoding == "Auto" ) // Auto
01089     return 0;
01090   else
01091     return KMMsgBase::codecForName( mOverrideEncoding.latin1() );
01092 }
01093 
01094 //-----------------------------------------------------------------------------
01095 void KMReaderWin::slotSetEncoding()
01096 {
01097   if ( mSelectEncodingAction->currentItem() == 0 ) // Auto
01098     mOverrideEncoding = QString();
01099   else
01100     mOverrideEncoding = KGlobal::charsets()->encodingForName( mSelectEncodingAction->currentText() );
01101   update( true );
01102 }
01103 
01104 //-----------------------------------------------------------------------------
01105 void KMReaderWin::readGlobalOverrideCodec()
01106 {
01107   // if the global character encoding wasn't changed then there's nothing to do
01108   if ( GlobalSettings::self()->overrideCharacterEncoding() == mOldGlobalOverrideEncoding )
01109     return;
01110 
01111   setOverrideEncoding( GlobalSettings::self()->overrideCharacterEncoding() );
01112   mOldGlobalOverrideEncoding = GlobalSettings::self()->overrideCharacterEncoding();
01113 }
01114 
01115 //-----------------------------------------------------------------------------
01116 void KMReaderWin::setOriginalMsg( unsigned long serNumOfOriginalMessage, int nodeIdOffset )
01117 {
01118   mSerNumOfOriginalMessage = serNumOfOriginalMessage;
01119   mNodeIdOffset = nodeIdOffset;
01120 }
01121 
01122 //-----------------------------------------------------------------------------
01123 void KMReaderWin::setMsg( KMMessage* aMsg, bool force )
01124 {
01125   if (aMsg)
01126       kdDebug(5006) << "(" << aMsg->getMsgSerNum() << ", last " << mLastSerNum << ") " << aMsg->subject() << " "
01127         << aMsg->fromStrip() << ", readyToShow " << (aMsg->readyToShow()) << endl;
01128 
01129   // Reset message-transient state
01130   if (aMsg && aMsg->getMsgSerNum() != mLastSerNum ){
01131     mLevelQuote = GlobalSettings::self()->collapseQuoteLevelSpin()-1;
01132     clearBodyPartMementos();
01133   }
01134   if ( mPrinting )
01135     mLevelQuote = -1;
01136 
01137   bool complete = true;
01138   if ( aMsg &&
01139        !aMsg->readyToShow() &&
01140        (aMsg->getMsgSerNum() != mLastSerNum) &&
01141        !aMsg->isComplete() )
01142     complete = false;
01143 
01144   // If not forced and there is aMsg and aMsg is same as mMsg then return
01145   if (!force && aMsg && mLastSerNum != 0 && aMsg->getMsgSerNum() == mLastSerNum)
01146     return;
01147 
01148   // (de)register as observer
01149   if (aMsg && message())
01150     message()->detach( this );
01151   if (aMsg)
01152     aMsg->attach( this );
01153   mAtmUpdate = false;
01154 
01155   // connect to the updates if we have hancy headers
01156 
01157   mDelayedMarkTimer.stop();
01158 
01159   mMessage = 0;
01160   if ( !aMsg ) {
01161     mWaitingForSerNum = 0; // otherwise it has been set
01162     mLastSerNum = 0;
01163   } else {
01164     mLastSerNum = aMsg->getMsgSerNum();
01165     // Check if the serial number can be used to find the assoc KMMessage
01166     // If so, keep only the serial number (and not mMessage), to avoid a dangling mMessage
01167     // when going to another message in the mainwindow.
01168     // Otherwise, keep only mMessage, this is fine for standalone KMReaderMainWins since
01169     // we're working on a copy of the KMMessage, which we own.
01170     if (message() != aMsg) {
01171       mMessage = aMsg;
01172       mLastSerNum = 0;
01173     }
01174   }
01175 
01176   if (aMsg) {
01177     aMsg->setOverrideCodec( overrideCodec() );
01178     aMsg->setDecodeHTML( htmlMail() );
01179     // FIXME: workaround to disable DND for IMAP load-on-demand
01180     if ( !aMsg->isComplete() )
01181       mViewer->setDNDEnabled( false );
01182     else
01183       mViewer->setDNDEnabled( true );
01184   }
01185 
01186   // only display the msg if it is complete
01187   // otherwise we'll get flickering with progressively loaded messages
01188   if ( complete )
01189   {
01190     // Avoid flicker, somewhat of a cludge
01191     if (force) {
01192       // stop the timer to avoid calling updateReaderWin twice
01193       mUpdateReaderWinTimer.stop();
01194       updateReaderWin();
01195     }
01196     else if (mUpdateReaderWinTimer.isActive())
01197       mUpdateReaderWinTimer.changeInterval( delay );
01198     else
01199       mUpdateReaderWinTimer.start( 0, true );
01200   }
01201 
01202   if ( aMsg && (aMsg->isUnread() || aMsg->isNew()) && GlobalSettings::self()->delayedMarkAsRead() ) {
01203     if ( GlobalSettings::self()->delayedMarkTime() != 0 )
01204       mDelayedMarkTimer.start( GlobalSettings::self()->delayedMarkTime() * 1000, true );
01205     else
01206       slotTouchMessage();
01207   }
01208 }
01209 
01210 //-----------------------------------------------------------------------------
01211 void KMReaderWin::clearCache()
01212 {
01213   mUpdateReaderWinTimer.stop();
01214   clear();
01215   mDelayedMarkTimer.stop();
01216   mLastSerNum = 0;
01217   mWaitingForSerNum = 0;
01218   mMessage = 0;
01219 }
01220 
01221 // enter items for the "Important changes" list here:
01222 static const char * const kmailChanges[] = {
01223   ""
01224 };
01225 static const int numKMailChanges =
01226   sizeof kmailChanges / sizeof *kmailChanges;
01227 
01228 // enter items for the "new features" list here, so the main body of
01229 // the welcome page can be left untouched (probably much easier for
01230 // the translators). Note that the <li>...</li> tags are added
01231 // automatically below:
01232 static const char * const kmailNewFeatures[] = {
01233   I18N_NOOP("Full namespace support for IMAP"),
01234   I18N_NOOP("Offline mode"),
01235   I18N_NOOP("Sieve script management and editing"),
01236   I18N_NOOP("Account specific filtering"),
01237   I18N_NOOP("Filtering of incoming mail for online IMAP accounts"),
01238   I18N_NOOP("Online IMAP folders can be used when filtering into folders"),
01239   I18N_NOOP("Automatically delete older mails on POP servers")
01240 };
01241 static const int numKMailNewFeatures =
01242   sizeof kmailNewFeatures / sizeof *kmailNewFeatures;
01243 
01244 
01245 //-----------------------------------------------------------------------------
01246 //static
01247 QString KMReaderWin::newFeaturesMD5()
01248 {
01249   QCString str;
01250   for ( int i = 0 ; i < numKMailChanges ; ++i )
01251     str += kmailChanges[i];
01252   for ( int i = 0 ; i < numKMailNewFeatures ; ++i )
01253     str += kmailNewFeatures[i];
01254   KMD5 md5( str );
01255   return md5.base64Digest();
01256 }
01257 
01258 //-----------------------------------------------------------------------------
01259 void KMReaderWin::displaySplashPage( const QString &info )
01260 {
01261   mMsgDisplay = false;
01262   adjustLayout();
01263 
01264   QString location = locate("data", "kmail/about/main.html");
01265   QString content = KPIM::kFileToString(location);
01266   content = content.arg( locate( "data", "libkdepim/about/kde_infopage.css" ) );
01267   if ( kapp->reverseLayout() )
01268     content = content.arg( "@import \"%1\";" ).arg( locate( "data", "libkdepim/about/kde_infopage_rtl.css" ) );
01269   else
01270     content = content.arg( "" );
01271 
01272   mViewer->begin(KURL( location ));
01273 
01274   QString fontSize = QString::number( pointsToPixel( mCSSHelper->bodyFont().pointSize() ) );
01275   QString appTitle = i18n("KMail");
01276   QString catchPhrase = ""; //not enough space for a catch phrase at default window size i18n("Part of the Kontact Suite");
01277   QString quickDescription = i18n("The email client for the K Desktop Environment.");
01278   mViewer->write(content.arg(fontSize).arg(appTitle).arg(catchPhrase).arg(quickDescription).arg(info));
01279   mViewer->end();
01280 }
01281 
01282 void KMReaderWin::displayBusyPage()
01283 {
01284   QString info =
01285     i18n( "<h2 style='margin-top: 0px;'>Retrieving Folder Contents</h2><p>Please wait . . .</p>&nbsp;" );
01286 
01287   displaySplashPage( info );
01288 }
01289 
01290 void KMReaderWin::displayOfflinePage()
01291 {
01292   QString info =
01293     i18n( "<h2 style='margin-top: 0px;'>Offline</h2><p>KMail is currently in offline mode. "
01294         "Click <a href=\"kmail:goOnline\">here</a> to go online . . .</p>&nbsp;" );
01295 
01296   displaySplashPage( info );
01297 }
01298 
01299 
01300 //-----------------------------------------------------------------------------
01301 void KMReaderWin::displayAboutPage()
01302 {
01303   QString info =
01304     i18n("%1: KMail version; %2: help:// URL; %3: homepage URL; "
01305      "%4: prior KMail version; %5: prior KDE version; "
01306      "%6: generated list of new features; "
01307      "%7: First-time user text (only shown on first start); "
01308          "%8: generated list of important changes; "
01309      "--- end of comment ---",
01310      "<h2 style='margin-top: 0px;'>Welcome to KMail %1</h2><p>KMail is the email client for the K "
01311      "Desktop Environment. It is designed to be fully compatible with "
01312      "Internet mailing standards including MIME, SMTP, POP3 and IMAP."
01313      "</p>\n"
01314      "<ul><li>KMail has many powerful features which are described in the "
01315      "<a href=\"%2\">documentation</a></li>\n"
01316      "<li>The <a href=\"%3\">KMail homepage</A> offers information about "
01317      "new versions of KMail</li></ul>\n"
01318          "%8\n" // important changes
01319      "<p>Some of the new features in this release of KMail include "
01320      "(compared to KMail %4, which is part of KDE %5):</p>\n"
01321      "<ul>\n%6</ul>\n"
01322      "%7\n"
01323      "<p>We hope that you will enjoy KMail.</p>\n"
01324      "<p>Thank you,</p>\n"
01325          "<p style='margin-bottom: 0px'>&nbsp; &nbsp; The KMail Team</p>")
01326     .arg(KMAIL_VERSION) // KMail version
01327     .arg("help:/kmail/index.html") // KMail help:// URL
01328     .arg("http://kontact.kde.org/kmail/") // KMail homepage URL
01329     .arg("1.8").arg("3.4"); // prior KMail and KDE version
01330 
01331   QString featureItems;
01332   for ( int i = 0 ; i < numKMailNewFeatures ; i++ )
01333     featureItems += i18n("<li>%1</li>\n").arg( i18n( kmailNewFeatures[i] ) );
01334 
01335   info = info.arg( featureItems );
01336 
01337   if( kmkernel->firstStart() ) {
01338     info = info.arg( i18n("<p>Please take a moment to fill in the KMail "
01339               "configuration panel at Settings-&gt;Configure "
01340               "KMail.\n"
01341               "You need to create at least a default identity and "
01342               "an incoming as well as outgoing mail account."
01343               "</p>\n") );
01344   } else {
01345     info = info.arg( QString::null );
01346   }
01347 
01348   if ( ( numKMailChanges > 1 ) || ( numKMailChanges == 1 && strlen(kmailChanges[0]) > 0 ) ) {
01349     QString changesText =
01350       i18n("<p><span style='font-size:125%; font-weight:bold;'>"
01351            "Important changes</span> (compared to KMail %1):</p>\n")
01352       .arg("1.8");
01353     changesText += "<ul>\n";
01354     for ( int i = 0 ; i < numKMailChanges ; i++ )
01355       changesText += i18n("<li>%1</li>\n").arg( i18n( kmailChanges[i] ) );
01356     changesText += "</ul>\n";
01357     info = info.arg( changesText );
01358   }
01359   else
01360     info = info.arg(""); // remove the %8
01361 
01362   displaySplashPage( info );
01363 }
01364 
01365 void KMReaderWin::enableMsgDisplay() {
01366   mMsgDisplay = true;
01367   adjustLayout();
01368 }
01369 
01370 
01371 //-----------------------------------------------------------------------------
01372 
01373 void KMReaderWin::updateReaderWin()
01374 {
01375   if (!mMsgDisplay) return;
01376 
01377   mViewer->setOnlyLocalReferences(!htmlLoadExternal());
01378 
01379   htmlWriter()->reset();
01380 
01381   KMFolder* folder = 0;
01382   if (message(&folder))
01383   {
01384     if ( mShowColorbar )
01385       mColorBar->show();
01386     else
01387       mColorBar->hide();
01388     displayMessage();
01389   }
01390   else
01391   {
01392     mColorBar->hide();
01393     mMimePartTree->hide();
01394     mMimePartTree->clear();
01395     htmlWriter()->begin( mCSSHelper->cssDefinitions( isFixedFont() ) );
01396     htmlWriter()->write( mCSSHelper->htmlHead( isFixedFont() ) + "</body></html>" );
01397     htmlWriter()->end();
01398   }
01399 
01400   if (mSavedRelativePosition)
01401   {
01402     QScrollView * scrollview = static_cast<QScrollView *>(mViewer->widget());
01403     scrollview->setContentsPos( 0,
01404       qRound( scrollview->contentsHeight() * mSavedRelativePosition ) );
01405     mSavedRelativePosition = 0;
01406   }
01407 }
01408 
01409 //-----------------------------------------------------------------------------
01410 int KMReaderWin::pointsToPixel(int pointSize) const
01411 {
01412   const QPaintDeviceMetrics pdm(mViewer->view());
01413 
01414   return (pointSize * pdm.logicalDpiY() + 36) / 72;
01415 }
01416 
01417 //-----------------------------------------------------------------------------
01418 void KMReaderWin::showHideMimeTree( bool isPlainTextTopLevel ) {
01419   if ( mMimeTreeMode == 2 ||
01420        ( mMimeTreeMode == 1 && !isPlainTextTopLevel ) )
01421     mMimePartTree->show();
01422   else {
01423     // don't rely on QSplitter maintaining sizes for hidden widgets:
01424     KConfigGroup reader( KMKernel::config(), "Reader" );
01425     saveSplitterSizes( reader );
01426     mMimePartTree->hide();
01427   }
01428 }
01429 
01430 void KMReaderWin::displayMessage() {
01431   KMMessage * msg = message();
01432 
01433   mMimePartTree->clear();
01434   showHideMimeTree( !msg || // treat no message as "text/plain"
01435             ( msg->type() == DwMime::kTypeText
01436               && msg->subtype() == DwMime::kSubtypePlain ) );
01437 
01438   if ( !msg )
01439     return;
01440 
01441   msg->setOverrideCodec( overrideCodec() );
01442 
01443   htmlWriter()->begin( mCSSHelper->cssDefinitions( isFixedFont() ) );
01444   htmlWriter()->queue( mCSSHelper->htmlHead( isFixedFont() ) );
01445 
01446   if (!parent())
01447     setCaption(msg->subject());
01448 
01449   removeTempFiles();
01450 
01451   mColorBar->setNeutralMode();
01452 
01453   parseMsg(msg);
01454 
01455   if( mColorBar->isNeutral() )
01456     mColorBar->setNormalMode();
01457 
01458   htmlWriter()->queue("</body></html>");
01459   htmlWriter()->flush();
01460 
01461   QTimer::singleShot( 1, this, SLOT(injectAttachments()) );
01462 }
01463 
01464 static bool message_was_saved_decrypted_before( const KMMessage * msg ) {
01465   if ( !msg )
01466     return false;
01467   kdDebug(5006) << "msgId = " << msg->msgId() << endl;
01468   return msg->msgId().stripWhiteSpace().startsWith( "<DecryptedMsg." );
01469 }
01470 
01471 //-----------------------------------------------------------------------------
01472 void KMReaderWin::parseMsg(KMMessage* aMsg)
01473 {
01474 #ifndef NDEBUG
01475   kdDebug( 5006 )
01476     << "parseMsg(KMMessage* aMsg "
01477     << ( aMsg == message() ? "==" : "!=" )
01478     << " aMsg )" << endl;
01479 #endif
01480 
01481   KMMessagePart msgPart;
01482   QCString subtype, contDisp;
01483   QByteArray str;
01484 
01485   assert(aMsg!=0);
01486 
01487   aMsg->setIsBeingParsed( true );
01488 
01489   if ( mRootNode && !mRootNode->processed() )
01490   {
01491     kdWarning() << "The root node is not yet processed! Danger!\n";
01492     return;
01493   } else
01494     delete mRootNode;
01495   mRootNode = partNode::fromMessage( aMsg, this );
01496   const QCString mainCntTypeStr = mRootNode->typeString() + '/' + mRootNode->subTypeString();
01497 
01498   QString cntDesc = aMsg->subject();
01499   if( cntDesc.isEmpty() )
01500     cntDesc = i18n("( body part )");
01501   KIO::filesize_t cntSize = aMsg->msgSize();
01502   QString cntEnc;
01503   if( aMsg->contentTransferEncodingStr().isEmpty() )
01504     cntEnc = "7bit";
01505   else
01506     cntEnc = aMsg->contentTransferEncodingStr();
01507 
01508   // fill the MIME part tree viewer
01509   mRootNode->fillMimePartTree( 0,
01510                    mMimePartTree,
01511                    cntDesc,
01512                    mainCntTypeStr,
01513                    cntEnc,
01514                    cntSize );
01515 
01516   partNode* vCardNode = mRootNode->findType( DwMime::kTypeText, DwMime::kSubtypeXVCard );
01517   bool hasVCard = false;
01518   if( vCardNode ) {
01519     // ### FIXME: We should only do this if the vCard belongs to the sender,
01520     // ### i.e. if the sender's email address is contained in the vCard.
01521     const QString vcard = vCardNode->msgPart().bodyToUnicode( overrideCodec() );
01522     KABC::VCardConverter t;
01523     if ( !t.parseVCards( vcard ).empty() ) {
01524       hasVCard = true;
01525       kdDebug(5006) << "FOUND A VALID VCARD" << endl;
01526       writeMessagePartToTempFile( &vCardNode->msgPart(), vCardNode->nodeId() );
01527     }
01528   }
01529   htmlWriter()->queue( writeMsgHeader(aMsg, hasVCard ? vCardNode : 0, true ) );
01530 
01531   // show message content
01532   ObjectTreeParser otp( this );
01533   otp.setAllowAsync( true );
01534   otp.parseObjectTree( mRootNode );
01535 
01536   // store encrypted/signed status information in the KMMessage
01537   //  - this can only be done *after* calling parseObjectTree()
01538   KMMsgEncryptionState encryptionState = mRootNode->overallEncryptionState();
01539   KMMsgSignatureState  signatureState  = mRootNode->overallSignatureState();
01540   aMsg->setEncryptionState( encryptionState );
01541   // Don't reset the signature state to "not signed" (e.g. if one canceled the
01542   // decryption of a signed messages which has already been decrypted before).
01543   if ( signatureState != KMMsgNotSigned ||
01544        aMsg->signatureState() == KMMsgSignatureStateUnknown ) {
01545     aMsg->setSignatureState( signatureState );
01546   }
01547 
01548   bool emitReplaceMsgByUnencryptedVersion = false;
01549   const KConfigGroup reader( KMKernel::config(), "Reader" );
01550   if ( reader.readBoolEntry( "store-displayed-messages-unencrypted", false ) ) {
01551 
01552   // Hack to make sure the S/MIME CryptPlugs follows the strict requirement
01553   // of german government:
01554   // --> All received encrypted messages *must* be stored in unencrypted form
01555   //     after they have been decrypted once the user has read them.
01556   //     ( "Aufhebung der Verschluesselung nach dem Lesen" )
01557   //
01558   // note: Since there is no configuration option for this, we do that for
01559   //       all kinds of encryption now - *not* just for S/MIME.
01560   //       This could be changed in the objectTreeToDecryptedMsg() function
01561   //       by deciding when (or when not, resp.) to set the 'dataNode' to
01562   //       something different than 'curNode'.
01563 
01564 
01565 kdDebug(5006) << "\n\n\nKMReaderWin::parseMsg()  -  special post-encryption handling:\n1." << endl;
01566 kdDebug(5006) << "(aMsg == msg) = "                               << (aMsg == message()) << endl;
01567 kdDebug(5006) << "aMsg->parent() && aMsg->parent() != kmkernel->outboxFolder() = " << (aMsg->parent() && aMsg->parent() != kmkernel->outboxFolder()) << endl;
01568 kdDebug(5006) << "message_was_saved_decrypted_before( aMsg ) = " << message_was_saved_decrypted_before( aMsg ) << endl;
01569 kdDebug(5006) << "this->decryptMessage() = " << decryptMessage() << endl;
01570 kdDebug(5006) << "otp.hasPendingAsyncJobs() = " << otp.hasPendingAsyncJobs() << endl;
01571 kdDebug(5006) << "   (KMMsgFullyEncrypted == encryptionState) = "     << (KMMsgFullyEncrypted == encryptionState) << endl;
01572 kdDebug(5006) << "|| (KMMsgPartiallyEncrypted == encryptionState) = " << (KMMsgPartiallyEncrypted == encryptionState) << endl;
01573          // only proceed if we were called the normal way - not by
01574          // double click on the message (==not running in a separate window)
01575   if(    (aMsg == message())
01576          // don't remove encryption in the outbox folder :)
01577       && ( aMsg->parent() && aMsg->parent() != kmkernel->outboxFolder() )
01578          // only proceed if this message was not saved encryptedly before
01579       && !message_was_saved_decrypted_before( aMsg )
01580          // only proceed if the message has actually been decrypted
01581       && decryptMessage()
01582          // only proceed if no pending async jobs are running:
01583       && !otp.hasPendingAsyncJobs()
01584          // only proceed if this message is (at least partially) encrypted
01585       && (    (KMMsgFullyEncrypted == encryptionState)
01586            || (KMMsgPartiallyEncrypted == encryptionState) ) ) {
01587 
01588 kdDebug(5006) << "KMReaderWin  -  calling objectTreeToDecryptedMsg()" << endl;
01589 
01590     NewByteArray decryptedData;
01591     // note: The following call may change the message's headers.
01592     objectTreeToDecryptedMsg( mRootNode, decryptedData, *aMsg );
01593     // add a \0 to the data
01594     decryptedData.appendNULL();
01595     QCString resultString( decryptedData.data() );
01596 kdDebug(5006) << "KMReaderWin  -  resulting data:" << resultString << endl;
01597 
01598     if( !resultString.isEmpty() ) {
01599 kdDebug(5006) << "KMReaderWin  -  composing unencrypted message" << endl;
01600       // try this:
01601       aMsg->setBody( resultString );
01602       KMMessage* unencryptedMessage = new KMMessage( *aMsg );
01603       unencryptedMessage->setParent( 0 );
01604       // because this did not work:
01605       /*
01606       DwMessage dwMsg( aMsg->asDwString() );
01607       dwMsg.Body() = DwBody( DwString( resultString.data() ) );
01608       dwMsg.Body().Parse();
01609       KMMessage* unencryptedMessage = new KMMessage( &dwMsg );
01610       */
01611       //kdDebug(5006) << "KMReaderWin  -  resulting message:" << unencryptedMessage->asString() << endl;
01612       kdDebug(5006) << "KMReaderWin  -  attach unencrypted message to aMsg" << endl;
01613       aMsg->setUnencryptedMsg( unencryptedMessage );
01614       emitReplaceMsgByUnencryptedVersion = true;
01615     }
01616   }
01617   }
01618 
01619   // save current main Content-Type before deleting mRootNode
01620   const int rootNodeCntType = mRootNode ? mRootNode->type() : DwMime::kTypeText;
01621   const int rootNodeCntSubtype = mRootNode ? mRootNode->subType() : DwMime::kSubtypePlain;
01622 
01623   // store message id to avoid endless recursions
01624   setIdOfLastViewedMessage( aMsg->msgId() );
01625 
01626   if( emitReplaceMsgByUnencryptedVersion ) {
01627     kdDebug(5006) << "KMReaderWin  -  invoce saving in decrypted form:" << endl;
01628     emit replaceMsgByUnencryptedVersion();
01629   } else {
01630     kdDebug(5006) << "KMReaderWin  -  finished parsing and displaying of message." << endl;
01631     showHideMimeTree( rootNodeCntType == DwMime::kTypeText &&
01632               rootNodeCntSubtype == DwMime::kSubtypePlain );
01633   }
01634 
01635   aMsg->setIsBeingParsed( false );
01636 }
01637 
01638 
01639 //-----------------------------------------------------------------------------
01640 QString KMReaderWin::writeMsgHeader( KMMessage* aMsg, partNode *vCardNode, bool topLevel )
01641 {
01642   kdFatal( !headerStyle(), 5006 )
01643     << "trying to writeMsgHeader() without a header style set!" << endl;
01644   kdFatal( !headerStrategy(), 5006 )
01645     << "trying to writeMsgHeader() without a header strategy set!" << endl;
01646   QString href;
01647   if ( vCardNode )
01648     href = vCardNode->asHREF( "body" );
01649 
01650   return headerStyle()->format( aMsg, headerStrategy(), href, mPrinting, topLevel );
01651 }
01652 
01653 
01654 
01655 //-----------------------------------------------------------------------------
01656 QString KMReaderWin::writeMessagePartToTempFile( KMMessagePart* aMsgPart,
01657                                                  int aPartNum )
01658 {
01659   QString fileName = aMsgPart->fileName();
01660   if( fileName.isEmpty() )
01661     fileName = aMsgPart->name();
01662 
01663   //--- Sven's save attachments to /tmp start ---
01664   QString fname = createTempDir( QString::number( aPartNum ) );
01665   if ( fname.isEmpty() )
01666     return QString();
01667 
01668   // strip off a leading path
01669   int slashPos = fileName.findRev( '/' );
01670   if( -1 != slashPos )
01671     fileName = fileName.mid( slashPos + 1 );
01672   if( fileName.isEmpty() )
01673     fileName = "unnamed";
01674   fname += "/" + fileName;
01675 
01676   QByteArray data = aMsgPart->bodyDecodedBinary();
01677   size_t size = data.size();
01678   if ( aMsgPart->type() == DwMime::kTypeText && size) {
01679     // convert CRLF to LF before writing text attachments to disk
01680     size = KMail::Util::crlf2lf( data.data(), size );
01681   }
01682   if( !KPIM::kBytesToFile( data.data(), size, fname, false, false, false ) )
01683     return QString::null;
01684 
01685   mTempFiles.append( fname );
01686   // make file read-only so that nobody gets the impression that he might
01687   // edit attached files (cf. bug #52813)
01688   ::chmod( QFile::encodeName( fname ), S_IRUSR );
01689 
01690   return fname;
01691 }
01692 
01693 QString KMReaderWin::createTempDir( const QString &param )
01694 {
01695   KTempFile *tempFile = new KTempFile( QString::null, "." + param );
01696   tempFile->setAutoDelete( true );
01697   QString fname = tempFile->name();
01698   delete tempFile;
01699 
01700   if( ::access( QFile::encodeName( fname ), W_OK ) != 0 )
01701     // Not there or not writable
01702     if( ::mkdir( QFile::encodeName( fname ), 0 ) != 0
01703         || ::chmod( QFile::encodeName( fname ), S_IRWXU ) != 0 )
01704       return QString::null; //failed create
01705 
01706   assert( !fname.isNull() );
01707 
01708   mTempDirs.append( fname );
01709   return fname;
01710 }
01711 
01712 //-----------------------------------------------------------------------------
01713 void KMReaderWin::showVCard( KMMessagePart * msgPart ) {
01714   const QString vCard = msgPart->bodyToUnicode( overrideCodec() );
01715 
01716   VCardViewer *vcv = new VCardViewer(this, vCard, "vCardDialog");
01717   vcv->show();
01718 }
01719 
01720 //-----------------------------------------------------------------------------
01721 void KMReaderWin::printMsg()
01722 {
01723   if (!message()) return;
01724   mViewer->view()->print();
01725 }
01726 
01727 
01728 //-----------------------------------------------------------------------------
01729 int KMReaderWin::msgPartFromUrl(const KURL &aUrl)
01730 {
01731   if (aUrl.isEmpty()) return -1;
01732   if (!aUrl.isLocalFile()) return -1;
01733 
01734   QString path = aUrl.path();
01735   uint right = path.findRev('/');
01736   uint left = path.findRev('.', right);
01737 
01738   bool ok;
01739   int res = path.mid(left + 1, right - left - 1).toInt(&ok);
01740   return (ok) ? res : -1;
01741 }
01742 
01743 
01744 //-----------------------------------------------------------------------------
01745 void KMReaderWin::resizeEvent(QResizeEvent *)
01746 {
01747   if( !mResizeTimer.isActive() )
01748   {
01749     //
01750     // Combine all resize operations that are requested as long a
01751     // the timer runs.
01752     //
01753     mResizeTimer.start( 100, true );
01754   }
01755 }
01756 
01757 
01758 //-----------------------------------------------------------------------------
01759 void KMReaderWin::slotDelayedResize()
01760 {
01761   mSplitter->setGeometry(0, 0, width(), height());
01762 }
01763 
01764 
01765 //-----------------------------------------------------------------------------
01766 void KMReaderWin::slotTouchMessage()
01767 {
01768   if ( !message() )
01769     return;
01770 
01771   if ( !message()->isNew() && !message()->isUnread() )
01772     return;
01773 
01774   SerNumList serNums;
01775   serNums.append( message()->getMsgSerNum() );
01776   KMCommand *command = new KMSetStatusCommand( KMMsgStatusRead, serNums );
01777   command->start();
01778 
01779   // should we send an MDN?
01780   if ( mNoMDNsWhenEncrypted &&
01781        message()->encryptionState() != KMMsgNotEncrypted &&
01782        message()->encryptionState() != KMMsgEncryptionStateUnknown )
01783     return;
01784 
01785   KMFolder *folder = message()->parent();
01786   if (folder &&
01787      (folder->isOutbox() || folder->isSent() || folder->isTrash() ||
01788       folder->isDrafts() || folder->isTemplates() ) )
01789     return;
01790 
01791   if ( KMMessage * receipt = message()->createMDN( MDN::ManualAction,
01792                            MDN::Displayed,
01793                            true /* allow GUI */ ) )
01794     if ( !kmkernel->msgSender()->send( receipt ) ) // send or queue
01795       KMessageBox::error( this, i18n("Could not send MDN.") );
01796 }
01797 
01798 
01799 //-----------------------------------------------------------------------------
01800 void KMReaderWin::closeEvent(QCloseEvent *e)
01801 {
01802   QWidget::closeEvent(e);
01803   writeConfig();
01804 }
01805 
01806 
01807 bool foundSMIMEData( const QString aUrl,
01808                      QString& displayName,
01809                      QString& libName,
01810                      QString& keyId )
01811 {
01812   static QString showCertMan("showCertificate#");
01813   displayName = "";
01814   libName = "";
01815   keyId = "";
01816   int i1 = aUrl.find( showCertMan );
01817   if( -1 < i1 ) {
01818     i1 += showCertMan.length();
01819     int i2 = aUrl.find(" ### ", i1);
01820     if( i1 < i2 )
01821     {
01822       displayName = aUrl.mid( i1, i2-i1 );
01823       i1 = i2+5;
01824       i2 = aUrl.find(" ### ", i1);
01825       if( i1 < i2 )
01826       {
01827         libName = aUrl.mid( i1, i2-i1 );
01828         i2 += 5;
01829 
01830         keyId = aUrl.mid( i2 );
01831         /*
01832         int len = aUrl.length();
01833         if( len > i2+1 ) {
01834           keyId = aUrl.mid( i2, 2 );
01835           i2 += 2;
01836           while( len > i2+1 ) {
01837             keyId += ':';
01838             keyId += aUrl.mid( i2, 2 );
01839             i2 += 2;
01840           }
01841         }
01842         */
01843       }
01844     }
01845   }
01846   return !keyId.isEmpty();
01847 }
01848 
01849 
01850 //-----------------------------------------------------------------------------
01851 void KMReaderWin::slotUrlOn(const QString &aUrl)
01852 {
01853   const KURL url(aUrl);
01854 
01855   if ( url.protocol() == "kmail" || url.protocol() == "x-kmail" || url.protocol() == "attachment"
01856        || (url.protocol().isEmpty() && url.path().isEmpty()) ) {
01857     mViewer->setDNDEnabled( false );
01858   } else {
01859     mViewer->setDNDEnabled( true );
01860   }
01861 
01862   if ( aUrl.stripWhiteSpace().isEmpty() ) {
01863     KPIM::BroadcastStatus::instance()->reset();
01864     mHoveredUrl = KURL();
01865     return;
01866   }
01867 
01868   mHoveredUrl = url;
01869 
01870   const QString msg = URLHandlerManager::instance()->statusBarMessage( url, this );
01871 
01872   kdWarning( msg.isEmpty(), 5006 ) << "KMReaderWin::slotUrlOn(): Unhandled URL hover!" << endl;
01873   KPIM::BroadcastStatus::instance()->setTransientStatusMsg( msg );
01874 }
01875 
01876 
01877 //-----------------------------------------------------------------------------
01878 void KMReaderWin::slotUrlOpen(const KURL &aUrl, const KParts::URLArgs &)
01879 {
01880   mClickedUrl = aUrl;
01881 
01882   if ( URLHandlerManager::instance()->handleClick( aUrl, this ) )
01883     return;
01884 
01885   kdWarning( 5006 ) << "KMReaderWin::slotOpenUrl(): Unhandled URL click!" << endl;
01886   emit urlClicked( aUrl, Qt::LeftButton );
01887 }
01888 
01889 //-----------------------------------------------------------------------------
01890 void KMReaderWin::slotUrlPopup(const QString &aUrl, const QPoint& aPos)
01891 {
01892   const KURL url( aUrl );
01893   mClickedUrl = url;
01894 
01895   if ( URLHandlerManager::instance()->handleContextMenuRequest( url, aPos, this ) )
01896     return;
01897 
01898   if ( message() ) {
01899     kdWarning( 5006 ) << "KMReaderWin::slotUrlPopup(): Unhandled URL right-click!" << endl;
01900     emit popupMenu( *message(), url, aPos );
01901   }
01902 }
01903 
01904 // Checks if the given node has a parent node that is a DIV which has an ID attribute
01905 // with the value specified here
01906 static bool hasParentDivWithId( const DOM::Node &start, const QString &id )
01907 {
01908   if ( start.isNull() )
01909     return false;
01910 
01911   if ( start.nodeName().string() == "div" ) {
01912     for ( unsigned int i = 0; i < start.attributes().length(); i++ ) {
01913       if ( start.attributes().item( i ).nodeName().string() == "id" &&
01914            start.attributes().item( i ).nodeValue().string() == id )
01915         return true;
01916     }
01917   }
01918 
01919   if ( !start.parentNode().isNull() )
01920     return hasParentDivWithId( start.parentNode(), id );
01921   else return false;
01922 }
01923 
01924 //-----------------------------------------------------------------------------
01925 void KMReaderWin::showAttachmentPopup( int id, const QString & name, const QPoint & p )
01926 {
01927   mAtmCurrent = id;
01928   mAtmCurrentName = name;
01929   KPopupMenu *menu = new KPopupMenu();
01930   menu->insertItem(SmallIcon("fileopen"),i18n("to open", "Open"), 1);
01931   menu->insertItem(i18n("Open With..."), 2);
01932   menu->insertItem(i18n("to view something", "View"), 3);
01933   menu->insertItem(SmallIcon("filesaveas"),i18n("Save As..."), 4);
01934   menu->insertItem(SmallIcon("editcopy"), i18n("Copy"), 9 );
01935   const bool canChange = message()->parent() ? !message()->parent()->isReadOnly() : false;
01936   if ( GlobalSettings::self()->allowAttachmentEditing() && canChange )
01937     menu->insertItem(SmallIcon("edit"), i18n("Edit Attachment"), 8 );
01938   if ( GlobalSettings::self()->allowAttachmentDeletion() && canChange )
01939     menu->insertItem(SmallIcon("editdelete"), i18n("Delete Attachment"), 7 );
01940   if ( name.endsWith( ".xia", false ) &&
01941        Kleo::CryptoBackendFactory::instance()->protocol( "Chiasmus" ) )
01942     menu->insertItem( i18n( "Decrypt With Chiasmus..." ), 6 );
01943   menu->insertItem(i18n("Properties"), 5);
01944 
01945   const bool attachmentInHeader = hasParentDivWithId( mViewer->nodeUnderMouse(), "attachmentInjectionPoint" );
01946   const bool hasScrollbar = mViewer->view()->verticalScrollBar()->isVisible();
01947   if ( attachmentInHeader && hasScrollbar ) {
01948     menu->insertItem( i18n("Scroll To"), 10 );
01949   }
01950 
01951   connect(menu, SIGNAL(activated(int)), this, SLOT(slotHandleAttachment(int)));
01952   menu->exec( p ,0 );
01953   delete menu;
01954 }
01955 
01956 //-----------------------------------------------------------------------------
01957 void KMReaderWin::setStyleDependantFrameWidth()
01958 {
01959   if ( !mBox )
01960     return;
01961   // set the width of the frame to a reasonable value for the current GUI style
01962   int frameWidth;
01963   if( style().isA("KeramikStyle") )
01964     frameWidth = style().pixelMetric( QStyle::PM_DefaultFrameWidth ) - 1;
01965   else
01966     frameWidth = style().pixelMetric( QStyle::PM_DefaultFrameWidth );
01967   if ( frameWidth < 0 )
01968     frameWidth = 0;
01969   if ( frameWidth != mBox->lineWidth() )
01970     mBox->setLineWidth( frameWidth );
01971 }
01972 
01973 //-----------------------------------------------------------------------------
01974 void KMReaderWin::styleChange( QStyle& oldStyle )
01975 {
01976   setStyleDependantFrameWidth();
01977   QWidget::styleChange( oldStyle );
01978 }
01979 
01980 //-----------------------------------------------------------------------------
01981 void KMReaderWin::slotHandleAttachment( int choice )
01982 {
01983   mAtmUpdate = true;
01984   partNode* node = mRootNode ? mRootNode->findId( mAtmCurrent ) : 0;
01985   if ( mAtmCurrentName.isEmpty() && node )
01986     mAtmCurrentName = tempFileUrlFromPartNode( node ).path();
01987   if ( choice < 7 ) {
01988   KMHandleAttachmentCommand* command = new KMHandleAttachmentCommand(
01989       node, message(), mAtmCurrent, mAtmCurrentName,
01990       KMHandleAttachmentCommand::AttachmentAction( choice ), 0, this );
01991   connect( command, SIGNAL( showAttachment( int, const QString& ) ),
01992       this, SLOT( slotAtmView( int, const QString& ) ) );
01993   command->start();
01994   } else if ( choice == 7 ) {
01995     slotDeleteAttachment( node );
01996   } else if ( choice == 8 ) {
01997     slotEditAttachment( node );
01998   } else if ( choice == 9 ) {
01999     if ( !node ) return;
02000     KURL::List urls;
02001     KURL url = tempFileUrlFromPartNode( node );
02002     if (!url.isValid() ) return;
02003     urls.append( url );
02004     KURLDrag* drag = new KURLDrag( urls, this );
02005     QApplication::clipboard()->setData( drag, QClipboard::Clipboard );
02006   } else if ( choice == 10 ) { // Scroll To
02007     scrollToAttachment( node );
02008   }
02009 }
02010 
02011 //-----------------------------------------------------------------------------
02012 void KMReaderWin::slotFind()
02013 {
02014   mViewer->findText();
02015 }
02016 
02017 //-----------------------------------------------------------------------------
02018 void KMReaderWin::slotFindNext()
02019 {
02020   mViewer->findTextNext();
02021 }
02022 
02023 //-----------------------------------------------------------------------------
02024 void KMReaderWin::slotToggleFixedFont()
02025 {
02026   mUseFixedFont = !mUseFixedFont;
02027   saveRelativePosition();
02028   update(true);
02029 }
02030 
02031 
02032 //-----------------------------------------------------------------------------
02033 void KMReaderWin::slotCopySelectedText()
02034 {
02035   kapp->clipboard()->setText( mViewer->selectedText() );
02036 }
02037 
02038 
02039 //-----------------------------------------------------------------------------
02040 void KMReaderWin::atmViewMsg( KMMessagePart* aMsgPart, int nodeId )
02041 {
02042   assert(aMsgPart!=0);
02043   KMMessage* msg = new KMMessage;
02044   msg->fromString(aMsgPart->bodyDecoded());
02045   assert(msg != 0);
02046   msg->setMsgSerNum( 0 ); // because lookups will fail
02047   // some information that is needed for imap messages with LOD
02048   msg->setParent( message()->parent() );
02049   msg->setUID(message()->UID());
02050   msg->setReadyToShow(true);
02051   KMReaderMainWin *win = new KMReaderMainWin();
02052   win->showMsg( overrideEncoding(), msg, message()->getMsgSerNum(), nodeId );
02053   win->show();
02054 }
02055 
02056 
02057 void KMReaderWin::setMsgPart( partNode * node ) {
02058   htmlWriter()->reset();
02059   mColorBar->hide();
02060   htmlWriter()->begin( mCSSHelper->cssDefinitions( isFixedFont() ) );
02061   htmlWriter()->write( mCSSHelper->htmlHead( isFixedFont() ) );
02062   // end ###
02063   if ( node ) {
02064     ObjectTreeParser otp( this, 0, true );
02065     otp.parseObjectTree( node );
02066   }
02067   // ### this, too
02068   htmlWriter()->queue( "</body></html>" );
02069   htmlWriter()->flush();
02070 }
02071 
02072 //-----------------------------------------------------------------------------
02073 void KMReaderWin::setMsgPart( KMMessagePart* aMsgPart, bool aHTML,
02074                   const QString& aFileName, const QString& pname )
02075 {
02076   KCursorSaver busy(KBusyPtr::busy());
02077   if (kasciistricmp(aMsgPart->typeStr(), "message")==0) {
02078       // if called from compose win
02079       KMMessage* msg = new KMMessage;
02080       assert(aMsgPart!=0);
02081       msg->fromString(aMsgPart->bodyDecoded());
02082       mMainWindow->setCaption(msg->subject());
02083       setMsg(msg, true);
02084       setAutoDelete(true);
02085   } else if (kasciistricmp(aMsgPart->typeStr(), "text")==0) {
02086       if (kasciistricmp(aMsgPart->subtypeStr(), "x-vcard") == 0) {
02087         showVCard( aMsgPart );
02088     return;
02089       }
02090       htmlWriter()->begin( mCSSHelper->cssDefinitions( isFixedFont() ) );
02091       htmlWriter()->queue( mCSSHelper->htmlHead( isFixedFont() ) );
02092 
02093       if (aHTML && (kasciistricmp(aMsgPart->subtypeStr(), "html")==0)) { // HTML
02094         // ### this is broken. It doesn't stip off the HTML header and footer!
02095         htmlWriter()->queue( aMsgPart->bodyToUnicode( overrideCodec() ) );
02096         mColorBar->setHtmlMode();
02097       } else { // plain text
02098         const QCString str = aMsgPart->bodyDecoded();
02099         ObjectTreeParser otp( this );
02100         otp.writeBodyStr( str,
02101                           overrideCodec() ? overrideCodec() : aMsgPart->codec(),
02102                           message() ? message()->from() : QString::null );
02103       }
02104       htmlWriter()->queue("</body></html>");
02105       htmlWriter()->flush();
02106       mMainWindow->setCaption(i18n("View Attachment: %1").arg(pname));
02107   } else if (kasciistricmp(aMsgPart->typeStr(), "image")==0 ||
02108              (kasciistricmp(aMsgPart->typeStr(), "application")==0 &&
02109               kasciistricmp(aMsgPart->subtypeStr(), "postscript")==0))
02110   {
02111       if (aFileName.isEmpty()) return;  // prevent crash
02112       // Open the window with a size so the image fits in (if possible):
02113       QImageIO *iio = new QImageIO();
02114       iio->setFileName(aFileName);
02115       if( iio->read() ) {
02116           QImage img = iio->image();
02117           QRect desk = KGlobalSettings::desktopGeometry(mMainWindow);
02118           // determine a reasonable window size
02119           int width, height;
02120           if( img.width() < 50 )
02121               width = 70;
02122           else if( img.width()+20 < desk.width() )
02123               width = img.width()+20;
02124           else
02125               width = desk.width();
02126           if( img.height() < 50 )
02127               height = 70;
02128           else if( img.height()+20 < desk.height() )
02129               height = img.height()+20;
02130           else
02131               height = desk.height();
02132           mMainWindow->resize( width, height );
02133       }
02134       // Just write the img tag to HTML:
02135       htmlWriter()->begin( mCSSHelper->cssDefinitions( isFixedFont() ) );
02136       htmlWriter()->write( mCSSHelper->htmlHead( isFixedFont() ) );
02137       htmlWriter()->write( "<img src=\"file:" +
02138                            KURL::encode_string( aFileName ) +
02139                            "\" border=\"0\">\n"
02140                            "</body></html>\n" );
02141       htmlWriter()->end();
02142       setCaption( i18n("View Attachment: %1").arg( pname ) );
02143       show();
02144       delete iio;
02145   } else {
02146     htmlWriter()->begin( mCSSHelper->cssDefinitions( isFixedFont() ) );
02147     htmlWriter()->queue( mCSSHelper->htmlHead( isFixedFont() ) );
02148     htmlWriter()->queue( "<pre>" );
02149 
02150     QString str = aMsgPart->bodyDecoded();
02151     // A QString cannot handle binary data. So if it's shorter than the
02152     // attachment, we assume the attachment is binary:
02153     if( str.length() < (unsigned) aMsgPart->decodedSize() ) {
02154       str.prepend( i18n("[KMail: Attachment contains binary data. Trying to show first character.]",
02155           "[KMail: Attachment contains binary data. Trying to show first %n characters.]",
02156           str.length()) + QChar('\n') );
02157     }
02158     htmlWriter()->queue( QStyleSheet::escape( str ) );
02159     htmlWriter()->queue( "</pre>" );
02160     htmlWriter()->queue("</body></html>");
02161     htmlWriter()->flush();
02162     mMainWindow->setCaption(i18n("View Attachment: %1").arg(pname));
02163   }
02164   // ---Sven's view text, html and image attachments in html widget end ---
02165 }
02166 
02167 
02168 //-----------------------------------------------------------------------------
02169 void KMReaderWin::slotAtmView( int id, const QString& name )
02170 {
02171   partNode* node = mRootNode ? mRootNode->findId( id ) : 0;
02172   if( node ) {
02173     mAtmCurrent = id;
02174     mAtmCurrentName = name;
02175     if ( mAtmCurrentName.isEmpty() )
02176       mAtmCurrentName = tempFileUrlFromPartNode( node ).path();
02177 
02178     KMMessagePart& msgPart = node->msgPart();
02179     QString pname = msgPart.fileName();
02180     if (pname.isEmpty()) pname=msgPart.name();
02181     if (pname.isEmpty()) pname=msgPart.contentDescription();
02182     if (pname.isEmpty()) pname="unnamed";
02183     // image Attachment is saved already
02184     if (kasciistricmp(msgPart.typeStr(), "message")==0) {
02185       atmViewMsg( &msgPart,id );
02186     } else if ((kasciistricmp(msgPart.typeStr(), "text")==0) &&
02187            (kasciistricmp(msgPart.subtypeStr(), "x-vcard")==0)) {
02188       setMsgPart( &msgPart, htmlMail(), name, pname );
02189     } else {
02190       KMReaderMainWin *win = new KMReaderMainWin(&msgPart, htmlMail(),
02191           name, pname, overrideEncoding() );
02192       win->show();
02193     }
02194   }
02195 }
02196 
02197 //-----------------------------------------------------------------------------
02198 void KMReaderWin::openAttachment( int id, const QString & name )
02199 {
02200   mAtmCurrentName = name;
02201   mAtmCurrent = id;
02202 
02203   QString str, pname, cmd, fileName;
02204 
02205   partNode* node = mRootNode ? mRootNode->findId( id ) : 0;
02206   if( !node ) {
02207     kdWarning(5006) << "KMReaderWin::openAttachment - could not find node " << id << endl;
02208     return;
02209   }
02210   if ( mAtmCurrentName.isEmpty() )
02211     mAtmCurrentName = tempFileUrlFromPartNode( node ).path();
02212 
02213   KMMessagePart& msgPart = node->msgPart();
02214   if (kasciistricmp(msgPart.typeStr(), "message")==0)
02215   {
02216     atmViewMsg( &msgPart, id );
02217     return;
02218   }
02219 
02220   QCString contentTypeStr( msgPart.typeStr() + '/' + msgPart.subtypeStr() );
02221   KPIM::kAsciiToLower( contentTypeStr.data() );
02222 
02223   if ( qstrcmp( contentTypeStr, "text/x-vcard" ) == 0 ) {
02224     showVCard( &msgPart );
02225     return;
02226   }
02227 
02228   // determine the MIME type of the attachment
02229   KMimeType::Ptr mimetype;
02230   // prefer the value of the Content-Type header
02231   mimetype = KMimeType::mimeType( QString::fromLatin1( contentTypeStr ) );
02232   if ( mimetype->name() == "application/octet-stream" ) {
02233     // consider the filename if Content-Type is application/octet-stream
02234     mimetype = KMimeType::findByPath( name, 0, true /* no disk access */ );
02235   }
02236   if ( ( mimetype->name() == "application/octet-stream" )
02237        && msgPart.isComplete() ) {
02238     // consider the attachment's contents if neither the Content-Type header
02239     // nor the filename give us a clue
02240     mimetype = KMimeType::findByFileContent( name );
02241   }
02242 
02243   KService::Ptr offer =
02244     KServiceTypeProfile::preferredService( mimetype->name(), "Application" );
02245 
02246   QString open_text;
02247   QString filenameText = msgPart.fileName();
02248   if ( filenameText.isEmpty() )
02249     filenameText = msgPart.name();
02250   if ( offer ) {
02251     open_text = i18n("&Open with '%1'").arg( offer->name() );
02252   } else {
02253     open_text = i18n("&Open With...");
02254   }
02255   const QString text = i18n("Open attachment '%1'?\n"
02256                             "Note that opening an attachment may compromise "
02257                             "your system's security.")
02258                        .arg( filenameText );
02259   const int choice = KMessageBox::questionYesNoCancel( this, text,
02260       i18n("Open Attachment?"), KStdGuiItem::saveAs(), open_text,
02261       QString::fromLatin1("askSave") + mimetype->name() ); // dontAskAgainName
02262 
02263   if( choice == KMessageBox::Yes ) {        // Save
02264     mAtmUpdate = true;
02265     KMHandleAttachmentCommand* command = new KMHandleAttachmentCommand( node,
02266         message(), mAtmCurrent, mAtmCurrentName, KMHandleAttachmentCommand::Save,
02267         offer, this );
02268     connect( command, SIGNAL( showAttachment( int, const QString& ) ),
02269         this, SLOT( slotAtmView( int, const QString& ) ) );
02270     command->start();
02271   }
02272   else if( choice == KMessageBox::No ) {    // Open
02273     KMHandleAttachmentCommand::AttachmentAction action = ( offer ?
02274         KMHandleAttachmentCommand::Open : KMHandleAttachmentCommand::OpenWith );
02275     mAtmUpdate = true;
02276     KMHandleAttachmentCommand* command = new KMHandleAttachmentCommand( node,
02277         message(), mAtmCurrent, mAtmCurrentName, action, offer, this );
02278     connect( command, SIGNAL( showAttachment( int, const QString& ) ),
02279         this, SLOT( slotAtmView( int, const QString& ) ) );
02280     command->start();
02281   } else {                  // Cancel
02282     kdDebug(5006) << "Canceled opening attachment" << endl;
02283   }
02284 }
02285 
02286 //-----------------------------------------------------------------------------
02287 void KMReaderWin::slotScrollUp()
02288 {
02289   static_cast<QScrollView *>(mViewer->widget())->scrollBy(0, -10);
02290 }
02291 
02292 
02293 //-----------------------------------------------------------------------------
02294 void KMReaderWin::slotScrollDown()
02295 {
02296   static_cast<QScrollView *>(mViewer->widget())->scrollBy(0, 10);
02297 }
02298 
02299 bool KMReaderWin::atBottom() const
02300 {
02301     const QScrollView *view = static_cast<const QScrollView *>(mViewer->widget());
02302     return view->contentsY() + view->visibleHeight() >= view->contentsHeight();
02303 }
02304 
02305 //-----------------------------------------------------------------------------
02306 void KMReaderWin::slotJumpDown()
02307 {
02308     QScrollView *view = static_cast<QScrollView *>(mViewer->widget());
02309     int offs = (view->clipper()->height() < 30) ? view->clipper()->height() : 30;
02310     view->scrollBy( 0, view->clipper()->height() - offs );
02311 }
02312 
02313 //-----------------------------------------------------------------------------
02314 void KMReaderWin::slotScrollPrior()
02315 {
02316   static_cast<QScrollView *>(mViewer->widget())->scrollBy(0, -(int)(height()*0.8));
02317 }
02318 
02319 
02320 //-----------------------------------------------------------------------------
02321 void KMReaderWin::slotScrollNext()
02322 {
02323   static_cast<QScrollView *>(mViewer->widget())->scrollBy(0, (int)(height()*0.8));
02324 }
02325 
02326 //-----------------------------------------------------------------------------
02327 void KMReaderWin::slotDocumentChanged()
02328 {
02329 
02330 }
02331 
02332 
02333 //-----------------------------------------------------------------------------
02334 void KMReaderWin::slotTextSelected(bool)
02335 {
02336   QString temp = mViewer->selectedText();
02337   kapp->clipboard()->setText(temp);
02338 }
02339 
02340 //-----------------------------------------------------------------------------
02341 void KMReaderWin::selectAll()
02342 {
02343   mViewer->selectAll();
02344 }
02345 
02346 //-----------------------------------------------------------------------------
02347 QString KMReaderWin::copyText()
02348 {
02349   QString temp = mViewer->selectedText();
02350   return temp;
02351 }
02352 
02353 
02354 //-----------------------------------------------------------------------------
02355 void KMReaderWin::slotDocumentDone()
02356 {
02357   // mSbVert->setValue(0);
02358 }
02359 
02360 
02361 //-----------------------------------------------------------------------------
02362 void KMReaderWin::setHtmlOverride(bool override)
02363 {
02364   mHtmlOverride = override;
02365   if (message())
02366       message()->setDecodeHTML(htmlMail());
02367 }
02368 
02369 
02370 //-----------------------------------------------------------------------------
02371 void KMReaderWin::setHtmlLoadExtOverride(bool override)
02372 {
02373   mHtmlLoadExtOverride = override;
02374   //if (message())
02375   //    message()->setDecodeHTML(htmlMail());
02376 }
02377 
02378 
02379 //-----------------------------------------------------------------------------
02380 bool KMReaderWin::htmlMail()
02381 {
02382   return ((mHtmlMail && !mHtmlOverride) || (!mHtmlMail && mHtmlOverride));
02383 }
02384 
02385 
02386 //-----------------------------------------------------------------------------
02387 bool KMReaderWin::htmlLoadExternal()
02388 {
02389   return ((mHtmlLoadExternal && !mHtmlLoadExtOverride) ||
02390           (!mHtmlLoadExternal && mHtmlLoadExtOverride));
02391 }
02392 
02393 
02394 //-----------------------------------------------------------------------------
02395 void KMReaderWin::saveRelativePosition()
02396 {
02397   const QScrollView * scrollview = static_cast<QScrollView *>( mViewer->widget() );
02398   mSavedRelativePosition =
02399     static_cast<float>( scrollview->contentsY() ) / scrollview->contentsHeight();
02400 }
02401 
02402 
02403 //-----------------------------------------------------------------------------
02404 void KMReaderWin::update( bool force )
02405 {
02406   KMMessage* msg = message();
02407   if ( msg )
02408     setMsg( msg, force );
02409 }
02410 
02411 
02412 //-----------------------------------------------------------------------------
02413 KMMessage* KMReaderWin::message( KMFolder** aFolder ) const
02414 {
02415   KMFolder*  tmpFolder;
02416   KMFolder*& folder = aFolder ? *aFolder : tmpFolder;
02417   folder = 0;
02418   if (mMessage)
02419       return mMessage;
02420   if (mLastSerNum) {
02421     KMMessage *message = 0;
02422     int index;
02423     KMMsgDict::instance()->getLocation( mLastSerNum, &folder, &index );
02424     if (folder )
02425       message = folder->getMsg( index );
02426     if (!message)
02427       kdWarning(5006) << "Attempt to reference invalid serial number " << mLastSerNum << "\n" << endl;
02428     return message;
02429   }
02430   return 0;
02431 }
02432 
02433 
02434 
02435 //-----------------------------------------------------------------------------
02436 void KMReaderWin::slotUrlClicked()
02437 {
02438   KMMainWidget *mainWidget = dynamic_cast<KMMainWidget*>(mMainWindow);
02439   uint identity = 0;
02440   if ( message() && message()->parent() ) {
02441     identity = message()->parent()->identity();
02442   }
02443 
02444   KMCommand *command = new KMUrlClickedCommand( mClickedUrl, identity, this,
02445                         false, mainWidget );
02446   command->start();
02447 }
02448 
02449 //-----------------------------------------------------------------------------
02450 void KMReaderWin::slotMailtoCompose()
02451 {
02452   KMCommand *command = new KMMailtoComposeCommand( mClickedUrl, message() );
02453   command->start();
02454 }
02455 
02456 //-----------------------------------------------------------------------------
02457 void KMReaderWin::slotMailtoForward()
02458 {
02459   KMCommand *command = new KMMailtoForwardCommand( mMainWindow, mClickedUrl,
02460                            message() );
02461   command->start();
02462 }
02463 
02464 //-----------------------------------------------------------------------------
02465 void KMReaderWin::slotMailtoAddAddrBook()
02466 {
02467   KMCommand *command = new KMMailtoAddAddrBookCommand( mClickedUrl,
02468                                mMainWindow);
02469   command->start();
02470 }
02471 
02472 //-----------------------------------------------------------------------------
02473 void KMReaderWin::slotMailtoOpenAddrBook()
02474 {
02475   KMCommand *command = new KMMailtoOpenAddrBookCommand( mClickedUrl,
02476                             mMainWindow );
02477   command->start();
02478 }
02479 
02480 //-----------------------------------------------------------------------------
02481 void KMReaderWin::slotUrlCopy()
02482 {
02483   // we don't necessarily need a mainWidget for KMUrlCopyCommand so
02484   // it doesn't matter if the dynamic_cast fails.
02485   KMCommand *command =
02486     new KMUrlCopyCommand( mClickedUrl,
02487                           dynamic_cast<KMMainWidget*>( mMainWindow ) );
02488   command->start();
02489 }
02490 
02491 //-----------------------------------------------------------------------------
02492 void KMReaderWin::slotUrlOpen( const KURL &url )
02493 {
02494   if ( !url.isEmpty() )
02495     mClickedUrl = url;
02496   KMCommand *command = new KMUrlOpenCommand( mClickedUrl, this );
02497   command->start();
02498 }
02499 
02500 //-----------------------------------------------------------------------------
02501 void KMReaderWin::slotAddBookmarks()
02502 {
02503     KMCommand *command = new KMAddBookmarksCommand( mClickedUrl, this );
02504     command->start();
02505 }
02506 
02507 //-----------------------------------------------------------------------------
02508 void KMReaderWin::slotUrlSave()
02509 {
02510   KMCommand *command = new KMUrlSaveCommand( mClickedUrl, mMainWindow );
02511   command->start();
02512 }
02513 
02514 //-----------------------------------------------------------------------------
02515 void KMReaderWin::slotMailtoReply()
02516 {
02517   KMCommand *command = new KMMailtoReplyCommand( mMainWindow, mClickedUrl,
02518                                                  message(), copyText() );
02519   command->start();
02520 }
02521 
02522 //-----------------------------------------------------------------------------
02523 partNode * KMReaderWin::partNodeFromUrl( const KURL & url ) {
02524   return mRootNode ? mRootNode->findId( msgPartFromUrl( url ) ) : 0 ;
02525 }
02526 
02527 partNode * KMReaderWin::partNodeForId( int id ) {
02528   return mRootNode ? mRootNode->findId( id ) : 0 ;
02529 }
02530 
02531 
02532 KURL KMReaderWin::tempFileUrlFromPartNode( const partNode * node )
02533 {
02534   if (!node) return KURL();
02535   QStringList::const_iterator it = mTempFiles.begin();
02536   QStringList::const_iterator end = mTempFiles.end();
02537 
02538   while ( it != end ) {
02539       QString path = *it;
02540       it++;
02541       uint right = path.findRev('/');
02542       uint left = path.findRev('.', right);
02543 
02544       bool ok;
02545       int res = path.mid(left + 1, right - left - 1).toInt(&ok);
02546       if ( res == node->nodeId() )
02547           return KURL( path );
02548   }
02549   return KURL();
02550 }
02551 
02552 //-----------------------------------------------------------------------------
02553 void KMReaderWin::slotSaveAttachments()
02554 {
02555   mAtmUpdate = true;
02556   KMSaveAttachmentsCommand *saveCommand = new KMSaveAttachmentsCommand( mMainWindow,
02557                                                                         message() );
02558   saveCommand->start();
02559 }
02560 
02561 //-----------------------------------------------------------------------------
02562 void KMReaderWin::saveAttachment( const KURL &tempFileName )
02563 {
02564   mAtmCurrent = msgPartFromUrl( tempFileName );
02565   mAtmCurrentName = mClickedUrl.path();
02566   slotHandleAttachment( KMHandleAttachmentCommand::Save ); // save
02567 }
02568 
02569 //-----------------------------------------------------------------------------
02570 void KMReaderWin::slotSaveMsg()
02571 {
02572   KMSaveMsgCommand *saveCommand = new KMSaveMsgCommand( mMainWindow, message() );
02573 
02574   if (saveCommand->url().isEmpty())
02575     delete saveCommand;
02576   else
02577     saveCommand->start();
02578 }
02579 //-----------------------------------------------------------------------------
02580 void KMReaderWin::slotIMChat()
02581 {
02582   KMCommand *command = new KMIMChatCommand( mClickedUrl, message() );
02583   command->start();
02584 }
02585 
02586 //-----------------------------------------------------------------------------
02587 bool KMReaderWin::eventFilter( QObject *, QEvent *e )
02588 {
02589   if ( e->type() == QEvent::MouseButtonPress ) {
02590     QMouseEvent* me = static_cast<QMouseEvent*>(e);
02591     if ( me->button() == LeftButton && ( me->state() & ShiftButton ) ) {
02592       // special processing for shift+click
02593       URLHandlerManager::instance()->handleShiftClick( mHoveredUrl, this );
02594       return true;
02595     }
02596 
02597     if ( me->button() == LeftButton ) {
02598       mCanStartDrag = URLHandlerManager::instance()->willHandleDrag( mHoveredUrl, this );
02599       mLastClickPosition = me->pos();
02600     }
02601   }
02602 
02603   if ( e->type() ==  QEvent::MouseButtonRelease ) {
02604     mCanStartDrag = false;
02605   }
02606 
02607   if ( e->type() == QEvent::MouseMove ) {
02608     QMouseEvent* me = static_cast<QMouseEvent*>( e );
02609 
02610     if ( ( mLastClickPosition - me->pos() ).manhattanLength() > KGlobalSettings::dndEventDelay() ) {
02611       if ( mCanStartDrag && !mHoveredUrl.isEmpty() && mHoveredUrl.protocol() == "attachment" ) {
02612         mCanStartDrag = false;
02613         URLHandlerManager::instance()->handleDrag( mHoveredUrl, this );
02614         slotUrlOn( QString() );
02615         return true;
02616       }
02617     }
02618   }
02619 
02620   // standard event processing
02621   return false;
02622 }
02623 
02624 void KMReaderWin::fillCommandInfo( partNode *node, KMMessage **msg, int *nodeId )
02625 {
02626   Q_ASSERT( msg && nodeId );
02627 
02628   if ( mSerNumOfOriginalMessage != 0 ) {
02629     KMFolder *folder = 0;
02630     int index = -1;
02631     KMMsgDict::instance()->getLocation( mSerNumOfOriginalMessage, &folder, &index );
02632     if ( folder && index != -1 )
02633       *msg = folder->getMsg( index );
02634 
02635     if ( !( *msg ) ) {
02636       kdWarning( 5006 ) << "Unable to find the original message, aborting attachment deletion!" << endl;
02637       return;
02638     }
02639 
02640     *nodeId = node->nodeId() + mNodeIdOffset;
02641   }
02642   else {
02643     *nodeId = node->nodeId();
02644     *msg = message();
02645   }
02646 }
02647 
02648 void KMReaderWin::slotDeleteAttachment(partNode * node)
02649 {
02650   if ( KMessageBox::warningContinueCancel( this,
02651        i18n("Deleting an attachment might invalidate any digital signature on this message."),
02652        i18n("Delete Attachment"), KStdGuiItem::del(), "DeleteAttachmentSignatureWarning" )
02653      != KMessageBox::Continue ) {
02654     return;
02655   }
02656 
02657   int nodeId = -1;
02658   KMMessage *msg = 0;
02659   fillCommandInfo( node, &msg, &nodeId );
02660   if ( msg && nodeId != -1 ) {
02661     KMDeleteAttachmentCommand* command = new KMDeleteAttachmentCommand( nodeId, msg, this );
02662     command->start();
02663     connect( command, SIGNAL( completed( KMCommand * ) ),
02664              this, SLOT( updateReaderWin() ) );
02665     connect( command, SIGNAL( completed( KMCommand * ) ),
02666              this, SLOT( disconnectMsgAdded() ) );
02667 
02668     // ### HACK: Since the command will do delete + add, a new message will arrive. However, we don't
02669     // want the selection to change. Therefore, as soon as a new message arrives, select it, and then
02670     // disconnect.
02671     // Of course the are races, another message can arrive before ours, but we take the risk.
02672     // And it won't work properly with multiple main windows
02673     const KMHeaders * const headers = KMKernel::self()->getKMMainWidget()->headers();
02674     connect( headers, SIGNAL( msgAddedToListView( QListViewItem* ) ),
02675              this, SLOT( msgAdded( QListViewItem* ) ) );
02676   }
02677 
02678   // If we are operating on a copy of parts of the message, make sure to update the copy as well.
02679   if ( mSerNumOfOriginalMessage != 0 && message() ) {
02680     message()->deleteBodyPart( node->nodeId() );
02681     update( true );
02682   }
02683 }
02684 
02685 void KMReaderWin::msgAdded( QListViewItem *item )
02686 {
02687   // A new message was added to the message list view. Select it.
02688   // This is only connected right after we started a attachment delete command, so we expect a new
02689   // message. Disconnect right afterwards, we only want this particular message to be selected.
02690   disconnectMsgAdded();
02691   KMHeaders * const headers = KMKernel::self()->getKMMainWidget()->headers();
02692   headers->setCurrentItem( item );
02693   headers->clearSelection();
02694   headers->setSelected( item, true );
02695 }
02696 
02697 void KMReaderWin::disconnectMsgAdded()
02698 {
02699   const KMHeaders *const headers = KMKernel::self()->getKMMainWidget()->headers();
02700   disconnect( headers, SIGNAL( msgAddedToListView( QListViewItem* ) ),
02701               this, SLOT( msgAdded( QListViewItem* ) ) );
02702 }
02703 
02704 void KMReaderWin::slotEditAttachment(partNode * node)
02705 {
02706   if ( KMessageBox::warningContinueCancel( this,
02707         i18n("Modifying an attachment might invalidate any digital signature on this message."),
02708         i18n("Edit Attachment"), KGuiItem( i18n("Edit"), "edit" ), "EditAttachmentSignatureWarning" )
02709         != KMessageBox::Continue ) {
02710     return;
02711   }
02712 
02713   int nodeId = -1;
02714   KMMessage *msg = 0;
02715   fillCommandInfo( node, &msg, &nodeId );
02716   if ( msg && nodeId != -1 ) {
02717     KMEditAttachmentCommand* command = new KMEditAttachmentCommand( nodeId, msg, this );
02718     command->start();
02719   }
02720 
02721   // FIXME: If we are operating on a copy of parts of the message, make sure to update the copy as well.
02722 }
02723 
02724 KMail::CSSHelper* KMReaderWin::cssHelper()
02725 {
02726   return mCSSHelper;
02727 }
02728 
02729 bool KMReaderWin::decryptMessage() const
02730 {
02731   if ( !GlobalSettings::self()->alwaysDecrypt() )
02732     return mDecrytMessageOverwrite;
02733   return true;
02734 }
02735 
02736 void KMReaderWin::scrollToAttachment( const partNode *node )
02737 {
02738   DOM::Document doc = mViewer->htmlDocument();
02739 
02740   // The anchors for this are created in ObjectTreeParser::parseObjectTree()
02741   mViewer->gotoAnchor( QString::fromLatin1( "att%1" ).arg( node->nodeId() ) );
02742 
02743   // Remove any old color markings which might be there
02744   const partNode *root = node->topLevelParent();
02745   for ( int i = 0; i <= root->totalChildCount() + 1; i++ ) {
02746     DOM::Element attachmentDiv = doc.getElementById( QString( "attachmentDiv%1" ).arg( i + 1 ) );
02747     if ( !attachmentDiv.isNull() )
02748       attachmentDiv.removeAttribute( "style" );
02749   }
02750 
02751   // Now, color the div of the attachment in yellow, so that the user sees what happened.
02752   // We created a special marked div for this in writeAttachmentMarkHeader() in ObjectTreeParser,
02753   // find and modify that now.
02754   DOM::Element attachmentDiv = doc.getElementById( QString( "attachmentDiv%1" ).arg( node->nodeId() ) );
02755   if ( attachmentDiv.isNull() ) {
02756     kdWarning( 5006 ) << "Could not find attachment div for attachment " << node->nodeId() << endl;
02757     return;
02758   }
02759   attachmentDiv.setAttribute( "style", QString( "border:2px solid %1" )
02760       .arg( cssHelper()->pgpWarnColor().name() ) );
02761 
02762   // Update rendering, otherwise the rendering is not updated when the user clicks on an attachment
02763   // that causes scrolling and the open attachment dialog
02764   doc.updateRendering();
02765 }
02766 
02767 void KMReaderWin::injectAttachments()
02768 {
02769   // inject attachments in header view
02770   // we have to do that after the otp has run so we also see encrypted parts
02771   DOM::Document doc = mViewer->htmlDocument();
02772   DOM::Element injectionPoint = doc.getElementById( "attachmentInjectionPoint" );
02773   if ( injectionPoint.isNull() )
02774     return;
02775 
02776   QString imgpath( locate("data","kmail/pics/") );
02777   QString visibility;
02778   QString urlHandle;
02779   QString imgSrc;
02780   if( !showAttachmentQuicklist() )
02781     {
02782       urlHandle.append( "kmail:showAttachmentQuicklist" );
02783       imgSrc.append( "attachmentQuicklistClosed.png" );
02784     } else {
02785       urlHandle.append( "kmail:hideAttachmentQuicklist" );
02786       imgSrc.append( "attachmentQuicklistOpened.png" );
02787     }
02788 
02789   QString html = renderAttachments( mRootNode, QApplication::palette().active().background() );
02790   if ( html.isEmpty() )
02791     return;
02792 
02793     QString link("");
02794     if ( headerStyle() == HeaderStyle::fancy() ) {
02795       link += "<div style=\"text-align: left;\"><a href=\""+urlHandle+"\"><img src=\""+imgpath+imgSrc+"\"/></a></div>";
02796       html.prepend( link );
02797       html.prepend( QString::fromLatin1("<div style=\"float:left;\">%1&nbsp;</div>" ).arg(i18n("Attachments:")) );
02798     } else {
02799       link += "<div style=\"text-align: right;\"><a href=\""+urlHandle+"\"><img src=\""+imgpath+imgSrc+"\"/></a></div>";
02800       html.prepend( link );
02801     }
02802 
02803     assert( injectionPoint.tagName() == "div" );
02804     static_cast<DOM::HTMLElement>( injectionPoint ).setInnerHTML( html );
02805 }
02806 
02807 static QColor nextColor( const QColor & c )
02808 {
02809   int h, s, v;
02810   c.hsv( &h, &s, &v );
02811   return QColor( (h + 50) % 360, QMAX(s, 64), v, QColor::Hsv );
02812 }
02813 
02814 QString KMReaderWin::renderAttachments(partNode * node, const QColor &bgColor )
02815 {
02816   if ( !node )
02817     return QString();
02818 
02819   QString html;
02820   if ( node->firstChild() ) {
02821     QString subHtml = renderAttachments( node->firstChild(), nextColor( bgColor ) );
02822     if ( !subHtml.isEmpty() ) {
02823 
02824       QString visibility;
02825       if ( !showAttachmentQuicklist() ) {
02826         visibility.append( "display:none;" );
02827       }
02828 
02829       QString margin;
02830       if ( node != mRootNode || headerStyle() != HeaderStyle::enterprise() )
02831         margin = "padding:2px; margin:2px; ";
02832       QString align = "left";
02833       if ( headerStyle() == HeaderStyle::enterprise() )
02834         align = "right";
02835       if ( node->msgPart().typeStr().lower() == "message" || node == mRootNode )
02836         html += QString::fromLatin1("<div style=\"background:%1; %2"
02837                 "vertical-align:middle; float:%3; %4\">").arg( bgColor.name() ).arg( margin )
02838                                                          .arg( align ).arg( visibility );
02839       html += subHtml;
02840       if ( node->msgPart().typeStr().lower() == "message" || node == mRootNode )
02841         html += "</div>";
02842     }
02843   } else {
02844     QString label, icon;
02845     icon = node->msgPart().iconName( KIcon::Small );
02846     label = node->msgPart().contentDescription();
02847     if( label.isEmpty() )
02848       label = node->msgPart().name().stripWhiteSpace();
02849     if( label.isEmpty() )
02850       label = node->msgPart().fileName();
02851     bool typeBlacklisted = node->msgPart().typeStr().lower() == "multipart";
02852     if ( !typeBlacklisted && node->msgPart().typeStr().lower() == "application" ) {
02853       typeBlacklisted = node->msgPart().subtypeStr() == "pgp-encrypted"
02854           || node->msgPart().subtypeStr().lower() == "pgp-signature"
02855           || node->msgPart().subtypeStr().lower() == "pkcs7-mime"
02856           || node->msgPart().subtypeStr().lower() == "pkcs7-signature";
02857     }
02858     typeBlacklisted = typeBlacklisted || node == mRootNode;
02859     bool firstTextChildOfEncapsulatedMsg = node->msgPart().typeStr().lower() == "text" &&
02860                                            node->msgPart().subtypeStr().lower() == "plain" &&
02861                                            node->parentNode() &&
02862                                            node->parentNode()->msgPart().typeStr().lower() == "message";
02863     typeBlacklisted = typeBlacklisted || firstTextChildOfEncapsulatedMsg;
02864     if ( !label.isEmpty() && !icon.isEmpty() && !typeBlacklisted ) {
02865       html += "<div style=\"float:left;\">";
02866       html += QString::fromLatin1( "<span style=\"white-space:nowrap; border-width: 0px; border-left-width: 5px; border-color: %1; 2px; border-left-style: solid;\">" ).arg( bgColor.name() );
02867       QString fileName = writeMessagePartToTempFile( &node->msgPart(), node->nodeId() );
02868       QString href = node->asHREF( "header" );
02869       html += QString::fromLatin1( "<a href=\"" ) + href +
02870               QString::fromLatin1( "\">" );
02871       html += "<img style=\"vertical-align:middle;\" src=\"" + icon + "\"/>&nbsp;";
02872       if ( headerStyle() == HeaderStyle::enterprise() ) {
02873         QFont bodyFont = mCSSHelper->bodyFont( isFixedFont() );
02874         QFontMetrics fm( bodyFont );
02875         html += KStringHandler::rPixelSqueeze( label, fm, 140 );
02876       } else if ( headerStyle() == HeaderStyle::fancy() ) {
02877         QFont bodyFont = mCSSHelper->bodyFont( isFixedFont() );
02878         QFontMetrics fm( bodyFont );
02879         html += KStringHandler::rPixelSqueeze( label, fm, 1000 );
02880       } else {
02881         html += label;
02882       }
02883       html += "</a></span></div> ";
02884     }
02885   }
02886 
02887   html += renderAttachments( node->nextSibling(), nextColor ( bgColor ) );
02888   return html;
02889 }
02890 
02891 using namespace KMail::Interface;
02892 
02893 void KMReaderWin::setBodyPartMemento( const partNode * node, const QCString & which, BodyPartMemento * memento )
02894 {
02895   const QCString index = node->path() + ':' + which.lower();
02896 
02897   const std::map<QCString,BodyPartMemento*>::iterator it = mBodyPartMementoMap.lower_bound( index );
02898   if ( it != mBodyPartMementoMap.end() && it->first == index ) {
02899 
02900     if ( memento && memento == it->second )
02901       return;
02902 
02903     delete it->second;
02904 
02905     if ( memento )
02906       it->second = memento;
02907     else
02908       mBodyPartMementoMap.erase( it );
02909 
02910   } else {
02911     if ( memento )
02912       mBodyPartMementoMap.insert( it, std::make_pair( index, memento ) );
02913   }
02914 
02915   if ( Observable * o = memento ? memento->asObservable() : 0 )
02916     o->attach( this );
02917 }
02918 
02919 BodyPartMemento * KMReaderWin::bodyPartMemento( const partNode * node, const QCString & which ) const
02920 {
02921   const QCString index = node->path() + ':' + which.lower();
02922   const std::map<QCString,BodyPartMemento*>::const_iterator it = mBodyPartMementoMap.find( index );
02923   if ( it == mBodyPartMementoMap.end() )
02924     return 0;
02925   else
02926     return it->second;
02927 }
02928 
02929 void KMReaderWin::clearBodyPartMementos()
02930 {
02931   for ( std::map<QCString,BodyPartMemento*>::const_iterator it = mBodyPartMementoMap.begin(), end = mBodyPartMementoMap.end() ; it != end ; ++it )
02932     delete it->second;
02933   mBodyPartMementoMap.clear();
02934 }
02935 
02936 #include "kmreaderwin.moc"
02937 
02938 
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