bool MultiLayer::eventFilter(QObject *object, QEvent *e)
{
if ( object != (QObject *)canvas)
return FALSE;
switch(e->type())
{
case QEvent::MouseButtonPress:
{
const QMouseEvent *me = (const QMouseEvent *)e;
if (me->button()==QMouseEvent::LeftButton && addTextOn)
addTextLayer(me->pos());
return TRUE;
}
case QEvent::Resize:
{
const QResizeEvent *re = (const QResizeEvent *)e;
resizeLayers(re);
}
default:
;
}
return QObject::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);
}
void MultiLayer::resizeLayers(const QResizeEvent *re) {
QSize oldSize = re->oldSize();
QSize size = re->size();
if (!oldSize.isValid()) {
if (lastSize.isValid() && isVisible()) {
oldSize = lastSize;
} else { // TODO: for maximized windows, the size of the layers should be
// saved in % of the workspace area in order to restore
// the layers properly! For the moment just resize the layers to occupy
// the whole canvas, although the restored geometry might be altered!
oldSize =
QSize(canvas->childrenRect().width() + left_margin + right_margin,
canvas->childrenRect().height() + top_margin + bottom_margin);
}
}
resizeLayers(size, oldSize, false);
}
