change horz scroll position for when using left scroll

1 files changed, 4 insertions, 0 deletions

diff --git a/core/apps/embeddedkonsole/TEWidget.cpp b/core/apps/embeddedkonsole/TEWidget.cpp
index c220e11..23720cd 100644
--- a/core/apps/embeddedkonsole/TEWidget.cpp
+++ b/core/apps/embeddedkonsole/TEWidget.cpp
@@ -692,659 +692,663 @@ void TEWidget::mousePressEvent(QMouseEvent* ev)
     }
     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->state()&(ShiftButton|ControlButton), ev->x(), ev->y() );
   }
 }
 
 void TEWidget::mouseMoveEvent(QMouseEvent* ev)
 {
   // for auto-hiding the cursor, we need mouseTracking
   if (ev->state() == NoButton ) return;
 
   if (actSel == 0) return;
 
  // don't extend selection while pasting
   if (ev->state() & MidButton) return;
 
   //if ( !contentsRect().contains(ev->pos()) ) return;
   QPoint tL  = contentsRect().topLeft();
   int    tLx = tL.x();
   int    tLy = tL.y();
   int    scroll = scrollbar->value();
 //  int    hScroll = hScrollbar->value();
 
   // we're in the process of moving the mouse with the left button pressed
   // the mouse cursor will kept catched within the bounds of the text in
   // this widget.
 
   // Adjust position within text area bounds. See FIXME above.
   QPoint pos = ev->pos();
   if ( pos.x() < tLx+blX )                  pos.setX( tLx+blX );
   if ( pos.x() > tLx+blX+columns*font_w-1 ) pos.setX( tLx+blX+columns*font_w );
   if ( pos.y() < tLy+bY )                   pos.setY( tLy+bY );
   if ( pos.y() > tLy+bY+lines*font_h-1 )    pos.setY( tLy+bY+lines*font_h-1 );
   // check if we produce a mouse move event by this
   if ( pos != ev->pos() ) cursor().setPos(mapToGlobal(pos));
 
   if ( pos.y() == tLy+bY+lines*font_h-1 )
   {
     scrollbar->setValue(scrollbar->value()+yMouseScroll); // scrollforward
   }
   if ( pos.y() == tLy+bY )
   {
     scrollbar->setValue(scrollbar->value()-yMouseScroll); // scrollback
   }
 
   QPoint here = QPoint((pos.x()-tLx-blX)/font_w,(pos.y()-tLy-bY)/font_h);
   QPoint ohere;
   bool swapping = FALSE;
 
   if ( word_selection_mode )
   {
     // Extend to word boundaries
     int i;
     int selClass;
 
     bool left_not_right = ( here.y() < iPntSel.y() ||
      here.y() == iPntSel.y() && here.x() < iPntSel.x() );
     bool old_left_not_right = ( pntSel.y() < iPntSel.y() ||
      pntSel.y() == iPntSel.y() && pntSel.x() < iPntSel.x() );
     swapping = left_not_right != old_left_not_right;
 
     // Find left (left_not_right ? from here : from start)
     QPoint left = left_not_right ? here : iPntSel;
     i = loc(left.x(),left.y());
     selClass = charClass(image[i].c);
     while ( left.x() > 0 && charClass(image[i-1].c) == selClass )
     { i--; left.rx()--; }
 
     // Find left (left_not_right ? from start : from here)
     QPoint right = left_not_right ? iPntSel : here;
     i = loc(right.x(),right.y());
     selClass = charClass(image[i].c);
     while ( right.x() < columns-1 && charClass(image[i+1].c) == selClass )
     { i++; right.rx()++; }
 
     // Pick which is start (ohere) and which is extension (here)
     if ( left_not_right )
     {
       here = left; ohere = right;
     }
     else
     {
       here = right; ohere = left;
     }
   }
 
   if (here == pntSel && scroll == scrollbar->value()) return; // not moved
 
   if ( word_selection_mode ) {
     if ( actSel < 2 || swapping ) {
       emit beginSelectionSignal( ohere.x(), ohere.y() );
     }
   } else if ( actSel < 2 ) {
     emit beginSelectionSignal( pntSel.x(), pntSel.y() );
   }
 
   actSel = 2; // within selection
   pntSel = here;
   emit extendSelectionSignal( here.x(), here.y() );
 }
 
 void TEWidget::mouseReleaseEvent(QMouseEvent* ev)
 {
 //printf("release [%d,%d] %d\n",ev->x()/font_w,ev->y()/font_h,ev->button());
   if ( ev->button() == LeftButton)
   {
     if ( actSel > 1 ) emit endSelectionSignal(preserve_line_breaks);
     preserve_line_breaks = TRUE;
     actSel = 0;
 
     //FIXME: emits a release event even if the mouse is
     //       outside the range. The procedure used in `mouseMoveEvent'
     //       applies here, too.
 
     QPoint tL  = contentsRect().topLeft();
     int    tLx = tL.x();
     int    tLy = tL.y();
 
     if (!mouse_marks && !(ev->state() & ShiftButton))
       emit mouseSignal( 3, // release
                         (ev->x()-tLx-blX)/font_w + 1,
                         (ev->y()-tLy-bY)/font_h + 1 );
     releaseMouse();
   }
 }
 
 void TEWidget::mouseDoubleClickEvent(QMouseEvent* ev)
 {
   if ( ev->button() != 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->state() & ShiftButton))
   {
     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::focusInEvent( QFocusEvent * )
 {
     
     // do nothing, to prevent repainting
 }
 
 
 void TEWidget::focusOutEvent( QFocusEvent * )
 {
     // do nothing, to prevent repainting
 }
 
 bool TEWidget::focusNextPrevChild( bool next )
 {
   if (next)
     return false; // This disables changing the active part in konqueror
                   // when pressing Tab
   return QFrame::focusNextPrevChild( next );
 }
 
 
 int TEWidget::charClass(char ch) const
 {
     // This might seem like overkill, but imagine if ch was a Unicode
     // character (Qt 2.0 QChar) - it might then be sensible to separate
     // the different language ranges, etc.
 
     if ( isspace(ch) ) return ' ';
 
     static const char *word_characters = ":@-./_~";
     if ( isalnum(ch) || strchr(word_characters, ch) )
     return 'a';
 
     // Everything else is weird
     return 1;
 }
 
 void TEWidget::setMouseMarks(bool on)
 {
   mouse_marks = on;
   setCursor( mouse_marks ? ibeamCursor : arrowCursor );
 }
 
 /* ------------------------------------------------------------------------- */
 /*                                                                           */
 /*                               Clipboard                                   */
 /*                                                                           */
 /* ------------------------------------------------------------------------- */
 
 #undef KeyPress
 
 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);
     emit keyPressedSignal(&e); // expose as a big fat keypress event
     emit clearSelectionSignal();
   }
 #endif
 }
 
 void TEWidget::emitText(QString text)
 {
   QKeyEvent e(QEvent::KeyPress, 0, -1, 0, text);
   emit keyPressedSignal(&e); // expose as a big fat keypress event
 }
 
 void TEWidget::pasteClipboard( )
 {
   emitSelection();
 }
 
 void TEWidget::setSelection(const QString& t)
 {
 #ifndef QT_NO_CLIPBOARD
   // Disconnect signal while WE set the clipboard
   QObject *cb = QApplication::clipboard();
   QObject::disconnect( cb, SIGNAL(dataChanged()),
                      this, SLOT(onClearSelection()) );
 
   QApplication::clipboard()->setText(t);
 
   QObject::connect( cb, SIGNAL(dataChanged()),
                      this, SLOT(onClearSelection()) );
 #endif
 }
 
 void TEWidget::onClearSelection()
 {
   emit clearSelectionSignal();
 }
 
 /* ------------------------------------------------------------------------- */
 /*                                                                           */
 /*                                Keyboard                                   */
 /*                                                                           */
 /* ------------------------------------------------------------------------- */
 
 //FIXME: an `eventFilter' has been installed instead of a `keyPressEvent'
 //       due to a bug in `QT' or the ignorance of the author to prevent
 //       repaint events being emitted to the screen whenever one leaves
 //       or reenters the screen to/from another application.
 //
 //   Troll says one needs to change focusInEvent() and focusOutEvent(),
 //   which would also let you have an in-focus cursor and an out-focus
 //   cursor like xterm does.
 
 // for the auto-hide cursor feature, I added empty focusInEvent() and
 // focusOutEvent() so that update() isn't called.
 // For auto-hide, we need to get keypress-events, but we only get them when
 // we have focus.
 
 void TEWidget::doScroll(int lines)
 {
   scrollbar->setValue(scrollbar->value()+lines);
 }
 
 void TEWidget::doHScroll(int lines) {
   hScrollbar->setValue( hScrollbar->value()+lines);
 }
 
 bool TEWidget::eventFilter( QObject *obj, QEvent *e )
 {
     if ( (e->type() == QEvent::Accel ||
           e->type() == QEvent::AccelAvailable ) && qApp->focusWidget() == this )  {
         static_cast<QKeyEvent *>( e )->ignore();
         return true;
     }
     if ( obj != this /* when embedded */ && obj != parent() /* when standalone */ )
         return FALSE; // not us
     if ( e->type() == QEvent::Wheel)  {
         QApplication::sendEvent(scrollbar, e);
     }
 
 #ifdef FAKE_CTRL_AND_ALT
     static bool control = FALSE;
     static bool alt = FALSE;
 //    qDebug(" Has a keyboard with no CTRL and ALT keys, but we fake it:");
     bool dele=FALSE;
     if ( e->type() == QEvent::KeyPress || e->type() == QEvent::KeyRelease ) {
         QKeyEvent* ke = (QKeyEvent*)e;
         bool keydown = e->type() == QEvent::KeyPress || ke->isAutoRepeat();
         switch (ke->key()) {
           case Key_F9: // let this be "Control"
               control = keydown;
               e = new QKeyEvent(QEvent::KeyPress, Key_Control, 0, ke->state());
               dele=TRUE;
               break;
           case Key_F13: // let this be "Alt"
               alt = keydown;
               e = new QKeyEvent(QEvent::KeyPress, Key_Alt, 0, ke->state());
               dele=TRUE;
               break;
           default:
               if ( control ) {
                   int a = toupper(ke->ascii())-64;
                   if ( a >= 0 && a < ' ' ) {
                       e = new QKeyEvent(e->type(), ke->key(),
                                         a, ke->state()|ControlButton, QChar(a,0));
                       dele=TRUE;
                   }
               }
               if ( alt ) {
                   e = new QKeyEvent(e->type(), ke->key(),
                                     ke->ascii(), ke->state()|AltButton, ke->text());
                   dele=TRUE;
               }
         }
     }
 #endif
 
     if ( e->type() == QEvent::KeyPress )  {
         QKeyEvent* ke = (QKeyEvent*)e;
         actSel=0; // Key stroke implies a screen update, so TEWidget won't
           // know where the current selection is.
 
 //     qDebug("key pressed is 0x%x, ascii is 0x%x, state %d", ke->key(), ke->ascii(), ke->state());
 
         if( ke->state() == ShiftButton && ke->key() == Key_Tab) {
           //lets hardcode this sucker
 
 //     qDebug("key pressed 2 is 0x%x", ke->key());
             emitText("\\"); // expose
         }
         else if( ke->state() == ControlButton && ke->key() == Key_V) {
           pasteClipboard();
         }
         else
             emit keyPressedSignal(ke); // expose
         ke->accept();
 #ifdef FAKE_CTRL_AND_ALT
         if ( dele ) delete e;
 #endif
         return true;               // stop the event
     }
     if ( e->type() == QEvent::Enter )  {
         QObject::disconnect( (QObject*)cb, SIGNAL(dataChanged()),
                              this, SLOT(onClearSelection()) );
     }
     if ( e->type() == QEvent::Leave )  {
         QObject::connect( (QObject*)cb, SIGNAL(dataChanged()),
                           this, SLOT(onClearSelection()) );
     }
     return QFrame::eventFilter( obj, e );
 }
 
 /* ------------------------------------------------------------------------- */
 /*                                                                           */
 /*                                  Frame                                    */
 /*                                                                           */
 /* ------------------------------------------------------------------------- */
 
 void TEWidget::frameChanged()
 {
   propagateSize();
   update();
 }
 
 /* ------------------------------------------------------------------------- */
 /*                                                                           */
 /*                                   Sound                                   */
 /*                                                                           */
 /* ------------------------------------------------------------------------- */
 
 void TEWidget::Bell()
 {
 //#ifdef QT_QWS_SHARP
 //# ifndef QT_NO_COP
     if(useBeep) 
         QCopEnvelope( "QPE/TaskBar", "soundAlarm()" );
     
 //# endif
 //#else
 //# ifndef QT_NO_SOUND
 //    QSound::play(Resource::findSound("alarm"));
 //# endif
 //#endif    
 
 //    QApplication::beep();
 }
 
 /* ------------------------------------------------------------------------- */
 /*                                                                           */
 /*                                 Auxiluary                                 */
 /*                                                                           */
 /* ------------------------------------------------------------------------- */
 
 void TEWidget::clearImage()
 // initialize the image
 // for internal use only
 {
   for (int y = 0; y < lines; y++)
   for (int x = 0; x < columns; x++)
   {
     image[loc(x,y)].c = 0xff; //' ';
     image[loc(x,y)].f = 0xff; //DEFAULT_FORE_COLOR;
     image[loc(x,y)].b = 0xff; //DEFAULT_BACK_COLOR;
     image[loc(x,y)].r = 0xff; //DEFAULT_RENDITION;
   }
 }
 
 // Create Image ///////////////////////////////////////////////////////
 
 void TEWidget::calcGeometry()
 {
     int showhscrollbar = 1;
     int hwidth = 0;
     int dcolumns;
     Config cfg("Konsole");
     cfg.setGroup("ScrollBar");
     useHorzScroll=cfg.readBoolEntry("HorzScroll",0);
 
     if(vcolumns == 0) showhscrollbar = 0;
     if(showhscrollbar == 1) hwidth = QApplication::style().scrollBarExtent().width();
 
     scrollbar->resize(QApplication::style().scrollBarExtent().width(),
                       contentsRect().height() - hwidth);
 
     switch(scrollLoc)  {
       case SCRNONE :
           columns = ( contentsRect().width() - 2 * rimX ) / font_w;
           dcolumns = columns;
           if(vcolumns) columns = vcolumns;
           blX = (contentsRect().width() - (columns*font_w) ) / 2;
           if(showhscrollbar)
               blX = -hposition * font_w;
           brX = blX;
           scrollbar->hide();
           break;
       case SCRLEFT :
           columns = ( contentsRect().width() - 2 * rimX - scrollbar->width()) / font_w;
           dcolumns = columns;
           if(vcolumns) columns = vcolumns;
           brX = (contentsRect().width() - (columns*font_w) - scrollbar->width() ) / 2;
           if(showhscrollbar)
               brX = -hposition * font_w;
           blX = brX + scrollbar->width();
           scrollbar->move(contentsRect().topLeft());
           scrollbar->show();
           break;
       case SCRRIGHT:
           columns = ( contentsRect().width()  - 2 * rimX - scrollbar->width()) / font_w;
           dcolumns = columns;
           if(vcolumns) columns = vcolumns;
           blX = (contentsRect().width() - (columns*font_w) - scrollbar->width() ) / 2;
           if(showhscrollbar)
               blX = -hposition * font_w;
           brX = blX;
           scrollbar->move(contentsRect().topRight() - QPoint(scrollbar->width()-1,0));
           scrollbar->show();
           break;
     }
       //FIXME: support 'rounding' styles
     lines   = ( contentsRect().height() - 2 * rimY  ) / font_h;
     bY = (contentsRect().height() - (lines  *font_h)) / 2;
 
     if(showhscrollbar == 1)  {
         hScrollbar->resize(contentsRect().width() - hwidth, hwidth);
         hScrollbar->setRange(0, vcolumns - dcolumns);
 
         QPoint p = contentsRect().bottomLeft();
+        if(scrollLoc == SCRLEFT)
+            hScrollbar->move(QPoint(p.x()+hwidth, p.y() - hwidth));
+        else
         hScrollbar->move(QPoint(p.x(), p.y() - hwidth));
+     
         hScrollbar->show();
     }
     else hScrollbar->hide();
 
     if(showhscrollbar == 1)  {
         lines = lines - (hwidth / font_h) - 1;
         if(lines < 1) lines = 1;
     }
   //FIXME: support 'rounding' styles
 }
 
 void TEWidget::makeImage()
 //FIXME: rename 'calcGeometry?
 {
   calcGeometry();
   image = (ca*) malloc(lines*columns*sizeof(ca));
   clearImage();
 }
 
 // calculate the needed size
 QSize TEWidget::calcSize(int cols, int lins) const
 {
   int frw = width() - contentsRect().width();
   int frh = height() - contentsRect().height();
   int scw = (scrollLoc==SCRNONE?0:scrollbar->width());
   return QSize( font_w*cols + 2*rimX + frw + scw, font_h*lins + 2*rimY + frh );
 }
 
 QSize TEWidget::sizeHint() const
 {
    return size();
 }
 
 void TEWidget::styleChange(QStyle &)
 {
     propagateSize();
 }
 
 #ifndef QT_NO_DRAGANDDROP
 
 /* --------------------------------------------------------------------- */
 /*                                                                       */
 /* Drag & Drop                                                           */
 /*                                                                       */
 /* --------------------------------------------------------------------- */
 
 
 void TEWidget::dragEnterEvent(QDragEnterEvent* e)
 {
   e->accept(QTextDrag::canDecode(e) ||
       QUriDrag::canDecode(e));
 }
 
 void TEWidget::dropEvent(QDropEvent* event)
 {
     // The current behaviour when url(s) are dropped is
     // * if there is only ONE url and if it's a LOCAL one, ask for paste or cd
     // * in all other cases, just paste
     //   (for non-local ones, or for a list of URLs, 'cd' is nonsense)
   QStrList strlist;
   int file_count = 0;
   dropText = "";
   bool bPopup = true;
 
   if(QUriDrag::decode(event, strlist)) {
     if (strlist.count()) {
       for(const char* p = strlist.first(); p; p = strlist.next()) {
         if(file_count++ > 0) {
           dropText += " ";
           bPopup = false; // more than one file, don't popup
         }
 
 /*
         KURL url(p);
         if (url.isLocalFile()) {
           dropText += url.path(); // local URL : remove protocol
         }
         else {
           dropText += url.prettyURL();
           bPopup = false; // a non-local file, don't popup
         }
 */
 
       }
 
       if (bPopup)
         // m_drop->popup(pos() + event->pos());
   m_drop->popup(mapToGlobal(event->pos()));
       else
   {
     if (currentSession) {
       currentSession->getEmulation()->sendString(dropText.local8Bit());
     }
 //    kdDebug() << "Drop:" << dropText.local8Bit() << "\n";
   }
     }
   }
   else if(QTextDrag::decode(event, dropText)) {
 //    kdDebug() << "Drop:" << dropText.local8Bit() << "\n";
     if (currentSession) {
       currentSession->getEmulation()->sendString(dropText.local8Bit());
     }
     // Paste it
   }
 }
 #endif
 
 
 void TEWidget::drop_menu_activated(int item)
 {
 #ifndef QT_NO_DRAGANDDROP
   switch (item)
   {
     case 0: // paste
       currentSession->getEmulation()->sendString(dropText.local8Bit());
 //    KWM::activate((Window)this->winId());
       break;
     case 1: // cd ...
       currentSession->getEmulation()->sendString("cd ");
       struct stat statbuf;
       if ( ::stat( QFile::encodeName( dropText ), &statbuf ) == 0 )
       {
         if ( !S_ISDIR(statbuf.st_mode) )
         {
 /*
           KURL url;
           url.setPath( dropText );
           dropText = url.directory( true, false ); // remove filename
 */
         }
       }
       dropText.replace(QRegExp(" "), "\\ "); // escape spaces
       currentSession->getEmulation()->sendString(dropText.local8Bit());
       currentSession->getEmulation()->sendString("\n");
 //    KWM::activate((Window)this->winId());
       break;
   }
 #endif
 }
 
 void TEWidget::setWrapAt(int columns)
 {
   vcolumns = columns;
     propagateSize();
     update();
 }