diff --git a/ui/annotwindow.cpp b/ui/annotwindow.cpp index 10ed5e294..c1273b66d 100644 --- a/ui/annotwindow.cpp +++ b/ui/annotwindow.cpp @@ -1,434 +1,434 @@ /*************************************************************************** * Copyright (C) 2006 by Chu Xiaodong * * Copyright (C) 2006 by Pino Toscano * * Copyright (C) 2017 Klarälvdalens Datakonsult AB, a KDAB Group * * company, info@kdab.com. Work sponsored by the * * LiMux project of the city of Munich * * * * This program is free software; you can redistribute it and/or modify * * it under the terms of the GNU General Public License as published by * * the Free Software Foundation; either version 2 of the License, or * * (at your option) any later version. * ***************************************************************************/ #include "annotwindow.h" // qt/kde includes #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include // local includes #include "core/annotations.h" #include "core/document.h" #include "latexrenderer.h" #include #include class CloseButton : public QPushButton { Q_OBJECT public: CloseButton( QWidget * parent = Q_NULLPTR ) : QPushButton( parent ) { setSizePolicy( QSizePolicy::Fixed, QSizePolicy::Fixed ); QSize size = QSize( 14, 14 ).expandedTo( QApplication::globalStrut() ); setFixedSize( size ); setIcon( style()->standardIcon( QStyle::SP_DockWidgetCloseButton ) ); setIconSize( size ); setToolTip( i18n( "Close this note" ) ); setCursor( Qt::ArrowCursor ); } }; class MovableTitle : public QWidget { Q_OBJECT public: MovableTitle( QWidget * parent ) : QWidget( parent ) { QVBoxLayout * mainlay = new QVBoxLayout( this ); mainlay->setMargin( 0 ); mainlay->setSpacing( 0 ); // close button row QHBoxLayout * buttonlay = new QHBoxLayout(); mainlay->addLayout( buttonlay ); titleLabel = new QLabel( this ); QFont f = titleLabel->font(); f.setBold( true ); titleLabel->setFont( f ); titleLabel->setCursor( Qt::SizeAllCursor ); buttonlay->addWidget( titleLabel ); dateLabel = new QLabel( this ); dateLabel->setAlignment( Qt::AlignTop | Qt::AlignRight ); f = dateLabel->font(); f.setPointSize( QFontInfo( f ).pointSize() - 2 ); dateLabel->setFont( f ); dateLabel->setCursor( Qt::SizeAllCursor ); buttonlay->addWidget( dateLabel ); CloseButton * close = new CloseButton( this ); connect( close, &QAbstractButton::clicked, parent, &QWidget::close ); buttonlay->addWidget( close ); // option button row QHBoxLayout * optionlay = new QHBoxLayout(); mainlay->addLayout( optionlay ); authorLabel = new QLabel( this ); authorLabel->setCursor( Qt::SizeAllCursor ); authorLabel->setSizePolicy( QSizePolicy::Expanding, QSizePolicy::Minimum ); optionlay->addWidget( authorLabel ); optionButton = new QToolButton( this ); QString opttext = i18n( "Options" ); optionButton->setText( opttext ); optionButton->setAutoRaise( true ); QSize s = QFontMetrics( optionButton->font() ).boundingRect( opttext ).size() + QSize( 8, 8 ); optionButton->setSizePolicy( QSizePolicy::Fixed, QSizePolicy::Fixed ); optionButton->setFixedSize( s ); optionlay->addWidget( optionButton ); // ### disabled for now optionButton->hide(); latexButton = new QToolButton( this ); QHBoxLayout * latexlay = new QHBoxLayout(); QString latextext = i18n ( "This annotation may contain LaTeX code.\nClick here to render." ); latexButton->setText( latextext ); latexButton->setAutoRaise( true ); s = QFontMetrics( latexButton->font() ).boundingRect(0, 0, this->width(), this->height(), 0, latextext ).size() + QSize( 8, 8 ); latexButton->setSizePolicy( QSizePolicy::Fixed, QSizePolicy::Fixed ); latexButton->setFixedSize( s ); latexButton->setCheckable( true ); latexButton->setVisible( false ); latexlay->addSpacing( 1 ); latexlay->addWidget( latexButton ); latexlay->addSpacing( 1 ); mainlay->addLayout( latexlay ); connect(latexButton, SIGNAL(clicked(bool)), parent, SLOT(renderLatex(bool))); connect(parent, SIGNAL(containsLatex(bool)), latexButton, SLOT(setVisible(bool))); titleLabel->installEventFilter( this ); dateLabel->installEventFilter( this ); authorLabel->installEventFilter( this ); } bool eventFilter( QObject * obj, QEvent * e ) override { if ( obj != titleLabel && obj != authorLabel && obj != dateLabel ) return false; QMouseEvent * me = nullptr; switch ( e->type() ) { case QEvent::MouseButtonPress: me = (QMouseEvent*)e; mousePressPos = me->pos(); parentWidget()->raise(); break; case QEvent::MouseButtonRelease: mousePressPos = QPoint(); break; case QEvent::MouseMove: me = (QMouseEvent*)e; parentWidget()->move( me->pos() - mousePressPos + parentWidget()->pos() ); break; default: return false; } return true; } void setTitle( const QString& title ) { titleLabel->setText( QStringLiteral( " " ) + title ); } void setDate( const QDateTime& dt ) { dateLabel->setText( QLocale().toString( dt, QLocale::ShortFormat ) + QLatin1Char(' ') ); } void setAuthor( const QString& author ) { authorLabel->setText( QStringLiteral( " " ) + author ); } void connectOptionButton( QObject * recv, const char* method ) { connect( optionButton, SIGNAL(clicked()), recv, method ); } void uncheckLatexButton() { latexButton->setChecked( false ); } private: QLabel * titleLabel; QLabel * dateLabel; QLabel * authorLabel; QPoint mousePressPos; QToolButton * optionButton; QToolButton * latexButton; }; // Qt::SubWindow is needed to make QSizeGrip work AnnotWindow::AnnotWindow( QWidget * parent, Okular::Annotation * annot, Okular::Document *document, int page ) : QFrame( parent, Qt::SubWindow ), m_annot( annot ), m_document( document ), m_page( page ) { setAutoFillBackground( true ); setFrameStyle( Panel | Raised ); setAttribute( Qt::WA_DeleteOnClose ); setObjectName("AnnotWindow"); const bool canEditAnnotation = m_document->canModifyPageAnnotation( annot ); textEdit = new KTextEdit( this ); textEdit->setAcceptRichText( false ); textEdit->setPlainText( m_annot->contents() ); textEdit->installEventFilter( this ); textEdit->setUndoRedoEnabled( false ); m_prevCursorPos = textEdit->textCursor().position(); m_prevAnchorPos = textEdit->textCursor().anchor(); connect(textEdit, &KTextEdit::textChanged, this, &AnnotWindow::slotsaveWindowText); connect(textEdit, &KTextEdit::cursorPositionChanged, this, &AnnotWindow::slotsaveWindowText); connect(textEdit, &KTextEdit::aboutToShowContextMenu, this, &AnnotWindow::slotUpdateUndoAndRedoInContextMenu); connect(m_document, &Okular::Document::annotationContentsChangedByUndoRedo, this, &AnnotWindow::slotHandleContentsChangedByUndoRedo); if (!canEditAnnotation) textEdit->setReadOnly(true); QVBoxLayout * mainlay = new QVBoxLayout( this ); mainlay->setMargin( 2 ); mainlay->setSpacing( 0 ); m_title = new MovableTitle( this ); mainlay->addWidget( m_title ); mainlay->addWidget( textEdit ); QHBoxLayout * lowerlay = new QHBoxLayout(); mainlay->addLayout( lowerlay ); lowerlay->addItem( new QSpacerItem( 5, 5, QSizePolicy::Expanding, QSizePolicy::Fixed ) ); QSizeGrip * sb = new QSizeGrip( this ); lowerlay->addWidget( sb ); m_latexRenderer = new GuiUtils::LatexRenderer(); emit containsLatex( GuiUtils::LatexRenderer::mightContainLatex( m_annot->contents() ) ); m_title->setTitle( m_annot->window().summary() ); m_title->connectOptionButton( this, SLOT(slotOptionBtn()) ); setGeometry(10,10,300,300 ); reloadInfo(); } AnnotWindow::~AnnotWindow() { delete m_latexRenderer; } Okular::Annotation * AnnotWindow::annotation() const { return m_annot; } void AnnotWindow::updateAnnotation( Okular::Annotation * a ) { m_annot = a; } void AnnotWindow::reloadInfo() { - const QColor newcolor = m_annot->style().color().isValid() ? QColor(m_annot->style().color().name()) : Qt::yellow; + const QColor newcolor = m_annot->style().color().isValid() ? QColor(m_annot->style().color().red(), m_annot->style().color().green(), m_annot->style().color().blue(), 255) : Qt::yellow; if ( newcolor != m_color ) { m_color = newcolor; setPalette( QPalette( m_color ) ); QPalette pl = textEdit->palette(); pl.setColor( QPalette::Base, m_color ); textEdit->setPalette( pl ); } m_title->setAuthor( m_annot->author() ); m_title->setDate( m_annot->modificationDate() ); } int AnnotWindow::pageNumber() const { return m_page; } void AnnotWindow::showEvent( QShowEvent * event ) { QFrame::showEvent( event ); // focus the content area by default textEdit->setFocus(); } bool AnnotWindow::eventFilter(QObject *, QEvent *e) { if ( e->type () == QEvent::ShortcutOverride ) { QKeyEvent * keyEvent = static_cast< QKeyEvent * >( e ); if ( keyEvent->key() == Qt::Key_Escape ) { close(); return true; } } else if (e->type() == QEvent::KeyPress) { QKeyEvent *keyEvent = static_cast(e); if (keyEvent == QKeySequence::Undo) { m_document->undo(); return true; } else if (keyEvent == QKeySequence::Redo) { m_document->redo(); return true; } } else if (e->type() == QEvent::FocusIn) { raise(); } return false; } void AnnotWindow::slotUpdateUndoAndRedoInContextMenu(QMenu* menu) { if (!menu) return; QList actionList = menu->actions(); enum { UndoAct, RedoAct, CutAct, CopyAct, PasteAct, ClearAct, SelectAllAct, NCountActs }; QAction *kundo = KStandardAction::create( KStandardAction::Undo, m_document, SLOT(undo()), menu); QAction *kredo = KStandardAction::create( KStandardAction::Redo, m_document, SLOT(redo()), menu); connect(m_document, &Okular::Document::canUndoChanged, kundo, &QAction::setEnabled); connect(m_document, &Okular::Document::canRedoChanged, kredo, &QAction::setEnabled); kundo->setEnabled(m_document->canUndo()); kredo->setEnabled(m_document->canRedo()); QAction *oldUndo, *oldRedo; oldUndo = actionList[UndoAct]; oldRedo = actionList[RedoAct]; menu->insertAction(oldUndo, kundo); menu->insertAction(oldRedo, kredo); menu->removeAction(oldUndo); menu->removeAction(oldRedo); } void AnnotWindow::slotOptionBtn() { //TODO: call context menu in pageview //emit sig... } void AnnotWindow::slotsaveWindowText() { const QString contents = textEdit->toPlainText(); const int cursorPos = textEdit->textCursor().position(); if (contents != m_annot->contents()) { m_document->editPageAnnotationContents( m_page, m_annot, contents, cursorPos, m_prevCursorPos, m_prevAnchorPos); emit containsLatex( GuiUtils::LatexRenderer::mightContainLatex( textEdit->toPlainText() ) ); } m_prevCursorPos = cursorPos; m_prevAnchorPos = textEdit->textCursor().anchor(); } void AnnotWindow::renderLatex( bool render ) { if (render) { textEdit->setReadOnly( true ); disconnect(textEdit, &KTextEdit::textChanged, this, &AnnotWindow::slotsaveWindowText); disconnect(textEdit, &KTextEdit::cursorPositionChanged, this, &AnnotWindow::slotsaveWindowText); textEdit->setAcceptRichText( true ); QString contents = m_annot->contents(); contents = Qt::convertFromPlainText( contents ); QColor fontColor = textEdit->textColor(); int fontSize = textEdit->fontPointSize(); QString latexOutput; GuiUtils::LatexRenderer::Error errorCode = m_latexRenderer->renderLatexInHtml( contents, fontColor, fontSize, Okular::Utils::realDpi(nullptr).width(), latexOutput ); switch ( errorCode ) { case GuiUtils::LatexRenderer::LatexNotFound: KMessageBox::sorry( this, i18n( "Cannot find latex executable." ), i18n( "LaTeX rendering failed" ) ); m_title->uncheckLatexButton(); renderLatex( false ); break; case GuiUtils::LatexRenderer::DvipngNotFound: KMessageBox::sorry( this, i18n( "Cannot find dvipng executable." ), i18n( "LaTeX rendering failed" ) ); m_title->uncheckLatexButton(); renderLatex( false ); break; case GuiUtils::LatexRenderer::LatexFailed: KMessageBox::detailedSorry( this, i18n( "A problem occurred during the execution of the 'latex' command." ), latexOutput, i18n( "LaTeX rendering failed" ) ); m_title->uncheckLatexButton(); renderLatex( false ); break; case GuiUtils::LatexRenderer::DvipngFailed: KMessageBox::sorry( this, i18n( "A problem occurred during the execution of the 'dvipng' command." ), i18n( "LaTeX rendering failed" ) ); m_title->uncheckLatexButton(); renderLatex( false ); break; case GuiUtils::LatexRenderer::NoError: default: textEdit->setHtml( contents ); break; } } else { textEdit->setAcceptRichText( false ); textEdit->setPlainText( m_annot->contents() ); connect(textEdit, &KTextEdit::textChanged, this, &AnnotWindow::slotsaveWindowText); connect(textEdit, &KTextEdit::cursorPositionChanged, this, &AnnotWindow::slotsaveWindowText); textEdit->setReadOnly( false ); } } void AnnotWindow::slotHandleContentsChangedByUndoRedo(Okular::Annotation* annot, QString contents, int cursorPos, int anchorPos) { if ( annot != m_annot ) { return; } textEdit->setPlainText(contents); QTextCursor c = textEdit->textCursor(); c.setPosition(anchorPos); c.setPosition(cursorPos,QTextCursor::KeepAnchor); m_prevCursorPos = cursorPos; m_prevAnchorPos = anchorPos; textEdit->setTextCursor(c); textEdit->setFocus(); emit containsLatex( GuiUtils::LatexRenderer::mightContainLatex( m_annot->contents() ) ); } #include "annotwindow.moc"