Emulation::Emulation(TEWidget* gui) { this->gui = gui; this->scr = new TEScreen(gui->Lines(),gui->Columns()); bulk_nlcnt = 0; // reset bulk newline counter bulk_incnt = 0; // reset bulk counter connected = FALSE; QObject::connect(&bulk_timer, SIGNAL(timeout()), this, SLOT(showBulk()) ); QObject::connect(gui,SIGNAL(changedImageSizeSignal(int,int)), this,SLOT(onImageSizeChange(int,int))); QObject::connect(gui,SIGNAL(changedHistoryCursor(int)), this,SLOT(onHistoryCursorChange(int))); QObject::connect(gui,SIGNAL(keyPressedSignal(QKeyEvent*)), this,SLOT(onKeyPress(QKeyEvent*))); QObject::connect(gui,SIGNAL(beginSelectionSignal(const int,const int)), this,SLOT(onSelectionBegin(const int,const int)) ); QObject::connect(gui,SIGNAL(extendSelectionSignal(const int,const int)), this,SLOT(onSelectionExtend(const int,const int)) ); QObject::connect(gui,SIGNAL(endSelectionSignal(const BOOL)), this,SLOT(setSelection(const BOOL)) ); QObject::connect(gui,SIGNAL(clearSelectionSignal()), this,SLOT(clearSelection()) ); }
void TEWidget::onClearSelection() { if ( weSetSelection ) { weSetSelection = FALSE; return; } emit clearSelectionSignal(); }
void TEWidget::mouseDoubleClickEvent(QMouseEvent* ev) { if ( ev->button() != Qt::LeftButton) return; QPoint tL = contentsRect().topLeft(); int tLx = tL.x(); int tLy = tL.y(); QPoint pos = QPoint((ev->x()-tLx-blX)/font_w,(ev->y()-tLy-bY)/font_h); // pass on double click as two clicks. if (!mouse_marks && !(ev->modifiers() & Qt::ShiftModifier)) { emit mouseSignal( 0, pos.x()+1, pos.y()+1 ); // left button emit mouseSignal( 3, pos.x()+1, pos.y()+1 ); // release emit mouseSignal( 0, pos.x()+1, pos.y()+1 ); // left button return; } emit clearSelectionSignal(); QPoint bgnSel = pos; QPoint endSel = QPoint((ev->x()-tLx-blX)/font_w,(ev->y()-tLy-bY)/font_h); int i = loc(bgnSel.x(),bgnSel.y()); iPntSel = bgnSel; word_selection_mode = TRUE; // find word boundaries... int selClass = charClass(image[i].c); { // set the start... int x = bgnSel.x(); while ( x > 0 && charClass(image[i-1].c) == selClass ) { i--; x--; } bgnSel.setX(x); emit beginSelectionSignal( bgnSel.x(), bgnSel.y() ); // set the end... i = loc( endSel.x(), endSel.y() ); x = endSel.x(); while( x < columns-1 && charClass(image[i+1].c) == selClass ) { i++; x++ ; } endSel.setX(x); actSel = 2; // within selection emit extendSelectionSignal( endSel.x(), endSel.y() ); emit endSelectionSignal(preserve_line_breaks); preserve_line_breaks = TRUE; } }
void TEWidget::emitSelection() // Paste Clipboard by simulating keypress events { #ifndef QT_NO_CLIPBOARD QString text = QApplication::clipboard()->text(); if ( ! text.isNull() ) { text.replace(QRegExp("\n"), "\r"); //QKeyEvent e(QEvent::KeyPress, 0, -1, 0, text); QKeyEvent e(QEvent::KeyPress, 0, Qt::NoModifier, text); emit keyPressedSignal(&e); // expose as a big fat keypress event emit clearSelectionSignal(); } #endif }
void TEWidget::mousePressEvent(QMouseEvent* ev) { //printf("press [%d,%d] %d\n",ev->x()/font_w,ev->y()/font_h,ev->button()); if ( !contentsRect().contains(ev->pos()) ) return; QPoint tL = contentsRect().topLeft(); int tLx = tL.x(); int tLy = tL.y(); word_selection_mode = FALSE; //printf("press top left [%d,%d] by=%d\n",tLx,tLy, bY); if ( ev->button() == LeftButton) { QPoint pos = QPoint((ev->x()-tLx-blX)/font_w,(ev->y()-tLy-bY)/font_h); //if ( ev->state() & ControlButton ) preserve_line_breaks = FALSE ; if ( ev->modifiers() & Qt::ControlModifier ) preserve_line_breaks = FALSE ; if (mouse_marks || (ev->modifiers() & Qt::ShiftModifier)) { emit clearSelectionSignal(); iPntSel = pntSel = pos; actSel = 1; // left mouse button pressed but nothing selected yet. grabMouse( /*crossCursor*/ ); // handle with care! } else { emit mouseSignal( 0, pos.x() + 1, pos.y() + 1 ); // left button } } if ( ev->button() == MidButton ) { emitSelection(); } if ( ev->button() == RightButton ) // Configure { emit configureRequest( this, ev->modifiers()&(Qt::ShiftModifier|Qt::ControlModifier), ev->x(), ev->y() ); } }