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kmail kmedit.cpp Go to the documentation of this file. // -*- mode: C++; c-file-style: "gnu" -*- // kmcomposewin.cpp // Author: Markus Wuebben <markus.wuebben@kde.org> // This code is published under the GPL. #include <config.h> #include "kmedit.h" #include "kmlineeditspell.h" #define REALLY_WANT_KMCOMPOSEWIN_H #include "kmcomposewin.h" #undef REALLY_WANT_KMCOMPOSEWIN_H #include "kmmsgdict.h" #include "kmfolder.h" #include "kmcommands.h" #include <maillistdrag.h> using KPIM::MailListDrag; #include <libkdepim/kfileio.h> #include <libemailfunctions/email.h> #include <kcursor.h> #include <kprocess.h> #include <kpopupmenu.h> #include <kdebug.h> #include <kmessagebox.h> #include <kurldrag.h> #include <ktempfile.h> #include <klocale.h> #include <kapplication.h> #include <kdirwatch.h> #include <kiconloader.h> #include "globalsettings.h" #include "replyphrases.h" #include <kspell.h> #include <kspelldlg.h> #include <spellingfilter.h> #include <ksyntaxhighlighter.h> #include <qregexp.h> #include <qbuffer.h> #include <qevent.h> #include <sys/stat.h> #include <sys/types.h> #include <stdlib.h> #include <unistd.h> #include <errno.h> #include <fcntl.h> #include <assert.h> void KMEdit::contentsDragEnterEvent(QDragEnterEvent *e) { if (e->provides(MailListDrag::format())) e->accept(true); else if (e->provides("image/png")) e->accept(); else return KEdit::contentsDragEnterEvent(e); } void KMEdit::contentsDragMoveEvent(QDragMoveEvent *e) { if (e->provides(MailListDrag::format())) e->accept(); else if (e->provides("image/png")) e->accept(); else return KEdit::contentsDragMoveEvent(e); } void KMEdit::keyPressEvent( QKeyEvent* e ) { if( e->key() == Key_Return ) { int line, col; getCursorPosition( &line, &col ); QString lineText = text( line ); // returns line with additional trailing space (bug in Qt?), cut it off lineText.truncate( lineText.length() - 1 ); // special treatment of quoted lines only if the cursor is neither at // the begin nor at the end of the line if( ( col > 0 ) && ( col < int( lineText.length() ) ) ) { bool isQuotedLine = false; uint bot = 0; // bot = begin of text after quote indicators while( bot < lineText.length() ) { if( ( lineText[bot] == '>' ) || ( lineText[bot] == '|' ) ) { isQuotedLine = true; ++bot; } else if( lineText[bot].isSpace() ) { ++bot; } else { break; } } KEdit::keyPressEvent( e ); // duplicate quote indicators of the previous line before the new // line if the line actually contained text (apart from the quote // indicators) and the cursor is behind the quote indicators if( isQuotedLine && ( bot != lineText.length() ) && ( col >= int( bot ) ) ) { // The cursor position might have changed unpredictably if there was selected // text which got replaced by a new line, so we query it again: getCursorPosition( &line, &col ); QString newLine = text( line ); // remove leading white space from the new line and instead // add the quote indicators of the previous line unsigned int leadingWhiteSpaceCount = 0; while( ( leadingWhiteSpaceCount < newLine.length() ) && newLine[leadingWhiteSpaceCount].isSpace() ) { ++leadingWhiteSpaceCount; } newLine = newLine.replace( 0, leadingWhiteSpaceCount, lineText.left( bot ) ); removeParagraph( line ); insertParagraph( newLine, line ); // place the cursor at the begin of the new line since // we assume that the user split the quoted line in order // to add a comment to the first part of the quoted line setCursorPosition( line, 0 ); } } else KEdit::keyPressEvent( e ); } else KEdit::keyPressEvent( e ); } void KMEdit::contentsDropEvent(QDropEvent *e) { if (e->provides(MailListDrag::format())) { // Decode the list of serial numbers stored as the drag data QByteArray serNums; MailListDrag::decode( e, serNums ); QBuffer serNumBuffer(serNums); serNumBuffer.open(IO_ReadOnly); QDataStream serNumStream(&serNumBuffer); Q_UINT32 serNum; KMFolder *folder = 0; int idx; QPtrList<KMMsgBase> messageList; while (!serNumStream.atEnd()) { KMMsgBase *msgBase = 0; serNumStream >> serNum; KMMsgDict::instance()->getLocation(serNum, &folder, &idx); if (folder) msgBase = folder->getMsgBase(idx); if (msgBase) messageList.append( msgBase ); } serNumBuffer.close(); uint identity = folder ? folder->identity() : 0; KMCommand *command = new KMForwardAttachedCommand(mComposer, messageList, identity, mComposer); command->start(); } else if( e->provides("image/png") ) { emit attachPNGImageData(e->encodedData("image/png")); } else if( KURLDrag::canDecode( e ) ) { KURL::List urlList; if( KURLDrag::decode( e, urlList ) ) { KPopupMenu p; p.insertItem( i18n("Add as Text"), 0 ); p.insertItem( i18n("Add as Attachment"), 1 ); int id = p.exec( mapToGlobal( e->pos() ) ); switch ( id) { case 0: for ( KURL::List::Iterator it = urlList.begin(); it != urlList.end(); ++it ) { insert( (*it).url() ); } break; case 1: for ( KURL::List::Iterator it = urlList.begin(); it != urlList.end(); ++it ) { mComposer->addAttach( *it ); } break; } } else if ( QTextDrag::canDecode( e ) ) { QString s; if ( QTextDrag::decode( e, s ) ) insert( s ); } else kdDebug(5006) << "KMEdit::contentsDropEvent, unable to add dropped object" << endl; } else if( e->provides("text/x-textsnippet") ) { emit insertSnippet(); } else { KEdit::contentsDropEvent(e); } } KMEdit::KMEdit(QWidget *parent, KMComposeWin* composer, KSpellConfig* autoSpellConfig, const char *name) : KEdit( parent, name ), mComposer( composer ), mKSpell( 0 ), mSpellConfig( autoSpellConfig ), mSpellingFilter( 0 ), mExtEditorTempFile( 0 ), mExtEditorTempFileWatcher( 0 ), mExtEditorProcess( 0 ), mUseExtEditor( false ), mWasModifiedBeforeSpellCheck( false ), mSpellChecker( 0 ), mSpellLineEdit( false ), mPasteMode( QClipboard::Clipboard ) { installEventFilter(this); KCursor::setAutoHideCursor( this, true, true ); setOverwriteEnabled( true ); } void KMEdit::initializeAutoSpellChecking() { if ( mSpellChecker ) return; // already initialized QColor defaultColor1( 0x00, 0x80, 0x00 ); // defaults from kmreaderwin.cpp QColor defaultColor2( 0x00, 0x70, 0x00 ); QColor defaultColor3( 0x00, 0x60, 0x00 ); QColor defaultForeground( kapp->palette().active().text() ); QColor c = Qt::red; KConfigGroup readerConfig( KMKernel::config(), "Reader" ); QColor col1; if ( !readerConfig.readBoolEntry( "defaultColors", true ) ) col1 = readerConfig.readColorEntry( "ForegroundColor", &defaultForeground ); else col1 = defaultForeground; QColor col2 = readerConfig.readColorEntry( "QuotedText3", &defaultColor3 ); QColor col3 = readerConfig.readColorEntry( "QuotedText2", &defaultColor2 ); QColor col4 = readerConfig.readColorEntry( "QuotedText1", &defaultColor1 ); QColor misspelled = readerConfig.readColorEntry( "MisspelledColor", &c ); mSpellChecker = new KDictSpellingHighlighter( this, /*active*/ true, /*autoEnabled*/ false, /*spellColor*/ misspelled, /*colorQuoting*/ true, col1, col2, col3, col4, mSpellConfig ); connect( mSpellChecker, SIGNAL(newSuggestions(const QString&, const QStringList&, unsigned int)), this, SLOT(addSuggestion(const QString&, const QStringList&, unsigned int)) ); } QPopupMenu *KMEdit::createPopupMenu( const QPoint& pos ) { enum { IdUndo, IdRedo, IdSep1, IdCut, IdCopy, IdPaste, IdClear, IdSep2, IdSelectAll }; QPopupMenu *menu = KEdit::createPopupMenu( pos ); if ( !QApplication::clipboard()->image().isNull() ) { int id = menu->idAt(0); menu->setItemEnabled( id - IdPaste, true); } return menu; } void KMEdit::deleteAutoSpellChecking() { // because the highlighter doesn't support RichText, delete its instance. delete mSpellChecker; mSpellChecker =0; } void KMEdit::addSuggestion(const QString& text, const QStringList& lst, unsigned int ) { mReplacements[text] = lst; } void KMEdit::setSpellCheckingActive(bool spellCheckingActive) { if ( mSpellChecker ) { mSpellChecker->setActive(spellCheckingActive); } } KMEdit::~KMEdit() { removeEventFilter(this); delete mKSpell; delete mSpellChecker; mSpellChecker = 0; } QString KMEdit::brokenText() { QString temp, line; int num_lines = numLines(); for (int i = 0; i < num_lines; ++i) { int lastLine = 0; line = textLine(i); for (int j = 0; j < (int)line.length(); ++j) { if (lineOfChar(i, j) > lastLine) { lastLine = lineOfChar(i, j); temp += '\n'; } temp += line[j]; } if (i + 1 < num_lines) temp += '\n'; } return temp; } unsigned int KMEdit::lineBreakColumn() const { unsigned int lineBreakColumn = 0; unsigned int numlines = numLines(); while ( numlines-- ) { lineBreakColumn = QMAX( lineBreakColumn, textLine( numlines ).length() ); } return lineBreakColumn; } bool KMEdit::eventFilter(QObject*o, QEvent* e) { if (o == this) KCursor::autoHideEventFilter(o, e); if (e->type() == QEvent::KeyPress) { QKeyEvent *k = (QKeyEvent*)e; if (mUseExtEditor) { if (k->key() == Key_Up) { emit focusUp(); return true; } // ignore modifier keys (cf. bug 48841) if ( (k->key() == Key_Shift) || (k->key() == Key_Control) || (k->key() == Key_Meta) || (k->key() == Key_Alt) ) return true; if (mExtEditorTempFile) return true; QString sysLine = mExtEditor; mExtEditorTempFile = new KTempFile(); mExtEditorTempFile->setAutoDelete(true); (*mExtEditorTempFile->textStream()) << text(); mExtEditorTempFile->close(); // replace %f in the system line sysLine.replace( "%f", mExtEditorTempFile->name() ); mExtEditorProcess = new KProcess(); mExtEditorProcess->setUseShell( true ); sysLine += " "; while (!sysLine.isEmpty()) { *mExtEditorProcess << sysLine.left(sysLine.find(" ")).local8Bit(); sysLine.remove(0, sysLine.find(" ") + 1); } connect(mExtEditorProcess, SIGNAL(processExited(KProcess*)), SLOT(slotExternalEditorDone(KProcess*))); if (!mExtEditorProcess->start()) { KMessageBox::error( topLevelWidget(), i18n("Unable to start external editor.") ); killExternalEditor(); } else { mExtEditorTempFileWatcher = new KDirWatch( this, "mExtEditorTempFileWatcher" ); connect( mExtEditorTempFileWatcher, SIGNAL(dirty(const QString&)), SLOT(slotExternalEditorTempFileChanged(const QString&)) ); mExtEditorTempFileWatcher->addFile( mExtEditorTempFile->name() ); } return true; } else { // ---sven's Arrow key navigation start --- // Key Up in first line takes you to Subject line. if (k->key() == Key_Up && k->state() != ShiftButton && currentLine() == 0 && lineOfChar(0, currentColumn()) == 0) { deselect(); emit focusUp(); return true; } // ---sven's Arrow key navigation end --- if (k->key() == Key_Backtab && k->state() == ShiftButton) { deselect(); emit focusUp(); return true; } } } else if ( e->type() == QEvent::ContextMenu ) { QContextMenuEvent *event = (QContextMenuEvent*) e; int para = 1, charPos, firstSpace, lastSpace; //Get the character at the position of the click charPos = charAt( viewportToContents(event->pos()), &para ); QString paraText = text( para ); if( !paraText.at(charPos).isSpace() ) { //Get word right clicked on const QRegExp wordBoundary( "[\\s\\W]" ); firstSpace = paraText.findRev( wordBoundary, charPos ) + 1; lastSpace = paraText.find( wordBoundary, charPos ); if( lastSpace == -1 ) lastSpace = paraText.length(); QString word = paraText.mid( firstSpace, lastSpace - firstSpace ); //Continue if this word was misspelled if( !word.isEmpty() && mReplacements.contains( word ) ) { KPopupMenu p; p.insertTitle( i18n("Suggestions") ); //Add the suggestions to the popup menu QStringList reps = mReplacements[word]; if( reps.count() > 0 ) { int listPos = 0; for ( QStringList::Iterator it = reps.begin(); it != reps.end(); ++it ) { p.insertItem( *it, listPos ); listPos++; } } else { p.insertItem( QString::fromLatin1("No Suggestions"), -2 ); } //Execute the popup inline int id = p.exec( mapToGlobal( event->pos() ) ); if( id > -1 ) { //Save the cursor position int parIdx = 1, txtIdx = 1; getCursorPosition(&parIdx, &txtIdx); setSelection(para, firstSpace, para, lastSpace); insert(mReplacements[word][id]); // Restore the cursor position; if the cursor was behind the // misspelled word then adjust the cursor position if ( para == parIdx && txtIdx >= lastSpace ) txtIdx += mReplacements[word][id].length() - word.length(); setCursorPosition(parIdx, txtIdx); } //Cancel original event return true; } } } else if ( e->type() == QEvent::FocusIn || e->type() == QEvent::FocusOut ) { QFocusEvent *fe = static_cast<QFocusEvent*>(e); if(! (fe->reason() == QFocusEvent::ActiveWindow || fe->reason() == QFocusEvent::Popup) ) emit focusChanged( fe->gotFocus() ); } return KEdit::eventFilter(o, e); } int KMEdit::autoSpellChecking( bool on ) { if ( textFormat() == Qt::RichText ) { // syntax highlighter doesn't support extended text properties if ( on ) KMessageBox::sorry(this, i18n("Automatic spellchecking is not possible on text with markup.")); return -1; } if ( mSpellChecker ) { // don't autoEnable spell checking if the user turned spell checking off mSpellChecker->setAutomatic( on ); mSpellChecker->setActive( on ); } return 1; } void KMEdit::slotExternalEditorTempFileChanged( const QString & fileName ) { if ( !mExtEditorTempFile ) return; if ( fileName != mExtEditorTempFile->name() ) return; // read data back in from file setAutoUpdate(false); clear(); insertLine(QString::fromLocal8Bit(KPIM::kFileToString( fileName, true, false )), -1); setAutoUpdate(true); repaint(); } void KMEdit::slotExternalEditorDone( KProcess * proc ) { assert(proc == mExtEditorProcess); // make sure, we update even when KDirWatcher is too slow: slotExternalEditorTempFileChanged( mExtEditorTempFile->name() ); killExternalEditor(); } void KMEdit::killExternalEditor() { delete mExtEditorTempFileWatcher; mExtEditorTempFileWatcher = 0; delete mExtEditorTempFile; mExtEditorTempFile = 0; delete mExtEditorProcess; mExtEditorProcess = 0; } bool KMEdit::checkExternalEditorFinished() { if ( !mExtEditorProcess ) return true; switch ( KMessageBox::warningYesNoCancel( topLevelWidget(), i18n("The external editor is still running.\n" "Abort the external editor or leave it open?"), i18n("External Editor"), i18n("Abort Editor"), i18n("Leave Editor Open") ) ) { case KMessageBox::Yes: killExternalEditor(); return true; case KMessageBox::No: return true; default: return false; } } void KMEdit::spellcheck() { if ( mKSpell ) return; mWasModifiedBeforeSpellCheck = isModified(); mSpellLineEdit = !mSpellLineEdit; // maybe for later, for now plaintext is given to KSpell // if (textFormat() == Qt::RichText ) { // kdDebug(5006) << "KMEdit::spellcheck, spellchecking for RichText" << endl; // mKSpell = new KSpell(this, i18n("Spellcheck - KMail"), this, // SLOT(slotSpellcheck2(KSpell*)),0,true,false,KSpell::HTML); // } // else { mKSpell = new KSpell(this, i18n("Spellcheck - KMail"), this, SLOT(slotSpellcheck2(KSpell*))); // } QStringList l = KSpellingHighlighter::personalWords(); for ( QStringList::Iterator it = l.begin(); it != l.end(); ++it ) { mKSpell->addPersonal( *it ); } connect (mKSpell, SIGNAL( death()), this, SLOT (slotSpellDone())); connect (mKSpell, SIGNAL (misspelling (const QString &, const QStringList &, unsigned int)), this, SLOT (slotMisspelling (const QString &, const QStringList &, unsigned int))); connect (mKSpell, SIGNAL (corrected (const QString &, const QString &, unsigned int)), this, SLOT (slotCorrected (const QString &, const QString &, unsigned int))); connect (mKSpell, SIGNAL (done(const QString &)), this, SLOT (slotSpellResult (const QString&))); } void KMEdit::cut() { KEdit::cut(); if ( textFormat() != Qt::RichText && mSpellChecker ) mSpellChecker->restartBackgroundSpellCheck(); } void KMEdit::clear() { KEdit::clear(); if ( textFormat() != Qt::RichText && mSpellChecker ) mSpellChecker->restartBackgroundSpellCheck(); } void KMEdit::del() { KEdit::del(); if ( textFormat() != Qt::RichText && mSpellChecker ) mSpellChecker->restartBackgroundSpellCheck(); } void KMEdit::paste() { mComposer->paste( mPasteMode ); } // KMEdit indirectly inherits from QTextEdit, which has virtual paste() method, // but it controls whether it pastes clipboard or selection by an internal // flag that is not accessible in any way, so paste() being virtual is actually // useless, because reimplementations can't known where to paste from anyway. // Roll our own internal flag. void KMEdit::contentsMouseReleaseEvent( QMouseEvent * e ) { if( e->button() != Qt::MidButton ) return KEdit::contentsMouseReleaseEvent( e ); mPasteMode = QClipboard::Selection; KEdit::contentsMouseReleaseEvent( e ); mPasteMode = QClipboard::Clipboard; } void KMEdit::slotMisspelling(const QString &text, const QStringList &lst, unsigned int pos) { kdDebug(5006)<<"void KMEdit::slotMisspelling(const QString &text, const QStringList &lst, unsigned int pos) : "<<text <<endl; if( mSpellLineEdit ) mComposer->sujectLineWidget()->spellCheckerMisspelling( text, lst, pos); else misspelling(text, lst, pos); } void KMEdit::slotCorrected (const QString &oldWord, const QString &newWord, unsigned int pos) { kdDebug(5006)<<"slotCorrected (const QString &oldWord, const QString &newWord, unsigned int pos) : "<<oldWord<<endl; if( mSpellLineEdit ) mComposer->sujectLineWidget()->spellCheckerCorrected( oldWord, newWord, pos); else { unsigned int l = 0; unsigned int cnt = 0; bool _bold,_underline,_italic; QColor _color; QFont _font; posToRowCol (pos, l, cnt); setCursorPosition(l, cnt+1); // the new word will get the same markup now as the first character of the word _bold = bold(); _underline = underline(); _italic = italic(); _color = color(); _font = currentFont(); corrected(oldWord, newWord, pos); setSelection (l, cnt, l, cnt+newWord.length()); setBold(_bold); setItalic(_italic); setUnderline(_underline); setColor(_color); setCurrentFont(_font); } } void KMEdit::slotSpellcheck2(KSpell*) { if( !mSpellLineEdit) { spellcheck_start(); QString quotePrefix; if(mComposer && mComposer->msg()) { int languageNr = GlobalSettings::self()->replyCurrentLanguage(); ReplyPhrases replyPhrases( QString::number(languageNr) ); replyPhrases.readConfig(); quotePrefix = mComposer->msg()->formatString( replyPhrases.indentPrefix() ); } kdDebug(5006) << "spelling: new SpellingFilter with prefix=\"" << quotePrefix << "\"" << endl; QTextEdit plaintext; plaintext.setText(text()); plaintext.setTextFormat(Qt::PlainText); mSpellingFilter = new SpellingFilter(plaintext.text(), quotePrefix, SpellingFilter::FilterUrls, SpellingFilter::FilterEmailAddresses); mKSpell->check(mSpellingFilter->filteredText()); } else if( mComposer ) mKSpell->check( mComposer->sujectLineWidget()->text()); } void KMEdit::slotSpellResult(const QString &s) { if( !mSpellLineEdit) spellcheck_stop(); int dlgResult = mKSpell->dlgResult(); if ( dlgResult == KS_CANCEL ) { if( mSpellLineEdit) { //stop spell check mSpellLineEdit = false; QString tmpText( s ); tmpText = tmpText.remove('\n'); if( tmpText != mComposer->sujectLineWidget()->text() ) mComposer->sujectLineWidget()->setText( tmpText ); } else { setModified(true); } } mKSpell->cleanUp(); KDictSpellingHighlighter::dictionaryChanged(); emit spellcheck_done( dlgResult ); } void KMEdit::slotSpellDone() { kdDebug(5006)<<" void KMEdit::slotSpellDone()\n"; KSpell::spellStatus status = mKSpell->status(); delete mKSpell; mKSpell = 0; kdDebug(5006) << "spelling: delete SpellingFilter" << endl; delete mSpellingFilter; mSpellingFilter = 0; mComposer->sujectLineWidget()->deselect(); if (status == KSpell::Error) { KMessageBox::sorry( topLevelWidget(), i18n("ISpell/Aspell could not be started. Please " "make sure you have ISpell or Aspell properly " "configured and in your PATH.") ); emit spellcheck_done( KS_CANCEL ); } else if (status == KSpell::Crashed) { spellcheck_stop(); KMessageBox::sorry( topLevelWidget(), i18n("ISpell/Aspell seems to have crashed.") ); emit spellcheck_done( KS_CANCEL ); } else { if( mSpellLineEdit ) spellcheck(); else if( !mComposer->subjectTextWasSpellChecked() && status == KSpell::FinishedNoMisspellingsEncountered ) KMessageBox::information( topLevelWidget(), i18n("No misspellings encountered.") ); } } void KMEdit::setCursorPositionFromStart( unsigned int pos ) { unsigned int l = 0; unsigned int c = 0; posToRowCol( pos, l, c ); // kdDebug() << "Num lines: " << numLines() << endl; // kdDebug() << "Position " << pos << " converted to " << l << ":" << c << endl; setCursorPosition( l, c ); ensureCursorVisible(); } #include "kmedit.moc" kmail Skip menu "kmail" Main Page Namespace List Class Hierarchy Alphabetical List Class List File List Namespace Members Class Members Related Pages API Reference Skip menu "API Reference"   doc kioslaves kmail konsolekalendar kpilot libemailfunctions libkcal Generated for API Reference by doxygen 1.5.9 This website is maintained by Adriaan de Groot and Allen Winter. 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