bool Matrix::eventFilter(QObject *object, QEvent *e)
{
if (e->type()==QEvent::ContextMenu && object == titleBar)
{
emit showTitleBarMenu();
((QContextMenuEvent*)e)->accept();
return true;
}
return MyWidget::eventFilter(object, e);
}
bool MultiLayer::eventFilter(QObject *object, QEvent *e) {
if (e->type() == QEvent::MouseButtonPress && object == (QObject *)canvas) {
const QMouseEvent *me = (const QMouseEvent *)e;
if (me->button() == Qt::LeftButton && addTextOn) addTextLayer(me->pos());
return false;
} else if (e->type() == QEvent::Resize && object == (QObject *)canvas) {
resizeLayers((const QResizeEvent *)e);
} else if (e->type() == QEvent::ContextMenu && object == titleBar) {
emit showTitleBarMenu();
((QContextMenuEvent *)e)->accept();
return true;
}
return MyWidget::eventFilter(object, e);
}
bool Matrix::eventFilter(QObject *object, QEvent *e)
{
QHeader *hheader = d_table->horizontalHeader();
QHeader *vheader = d_table->verticalHeader();
if (object == (QObject*)hheader) switch(e->type())
{
case QEvent::MouseButtonDblClick:
{
const QMouseEvent *me = (const QMouseEvent *)e;
selectedCol = hheader->sectionAt (me->pos().x()+hheader->offset());
return TRUE;
}
case QEvent::MouseButtonPress:
{
const QMouseEvent *me = (const QMouseEvent *)e;
int col = hheader->sectionAt (me->pos().x() + hheader->offset());
if (me->button() == QMouseEvent::RightButton && !d_table->isColumnSelected(col,true))
{
selectedCol=col;
d_table->clearSelection();
d_table->selectColumn(selectedCol);
d_table->setCurrentCell (0, selectedCol);
}
if (me->button() == QMouseEvent::LeftButton)
{
LeftButton=TRUE;
if (me->state ()==Qt::ControlButton)
{
int current=d_table->currentSelection();
QTableSelection sel=d_table->selection(current);
if (sel.topRow() != 0 || sel.bottomRow() != (d_table->numRows() - 1))
//select only full columns
d_table->removeSelection(sel);
}
else
d_table->clearSelection (TRUE);
selectedCol=hheader->sectionAt (me->pos().x()+hheader->offset());
lastSelectedCol=selectedCol;
d_table->selectColumn (selectedCol);
d_table->setCurrentCell (0, selectedCol);
}
return TRUE;
}
case QEvent::MouseMove:
{
if(LeftButton)
{
const QMouseEvent *me = (const QMouseEvent *)e;
selectedCol=hheader->sectionAt (me->pos().x() + hheader->offset());
if(selectedCol != lastSelectedCol)
{// This means that we are in the next column
if(d_table->isColumnSelected(selectedCol,TRUE))
{//Since this column is selected, deselect it
d_table->removeSelection(QTableSelection (0,lastSelectedCol,d_table->numRows()-1,lastSelectedCol));
}
else
d_table->selectColumn (selectedCol);
}
lastSelectedCol=selectedCol;
d_table->setCurrentCell (0, selectedCol);
}
return TRUE;
}
case QEvent::MouseButtonRelease:
{
LeftButton=FALSE;
return TRUE;
}
default:
;
}
else if (e->type() == QEvent::MouseButtonPress && object == (QObject*)vheader)
{
const QMouseEvent *me = (const QMouseEvent *)e;
int offset = vheader->offset();
int row = vheader->sectionAt(me->pos().y()+offset);
if (me->button() == QMouseEvent::RightButton && !d_table->isRowSelected(row,true))
{
d_table->clearSelection();
d_table->selectRow (row);
d_table->setCurrentCell (row,0);
}
}
else if (e->type()==QEvent::ContextMenu && object == titleBar)
{
emit showTitleBarMenu();
((QContextMenuEvent*)e)->accept();
return true;
}
return QObject::eventFilter(object, e);
}
