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Draw custom coloured tree widget lines over the top of built-in style

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baldurk
2017-07-19 16:03:24 +01:00
parent 83c413129e
commit b6a73a4bb0
1 changed files with 5 additions and 27 deletions
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qrenderdoc/Widgets/Extended/RDTreeWidget.cpp
+5 -27
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@@ -710,8 +710,6 @@ void RDTreeWidget::drawBranches(QPainter *painter, const QRect &rect, const QMod
// (as otherwise they don't show up well over selection or background fills) as well as to draw
// any vertical branch colors.
painter->save();
// start at the left-most side of the rect
QRect branchRect(rect.left(), rect.top(), indentation(), rect.height());
@@ -743,7 +741,10 @@ void RDTreeWidget::drawBranches(QPainter *painter, const QRect &rect, const QMod
painter->fillRect(allLinesRect, item->m_back);
}
RDTreeView::drawBranches(painter, rect, index);
// we now iterate from the top-most parent down, moving in from the left
// we draw this after calling into drawBranches() so we paint on top of the built-in lines
QPen oldPen = painter->pen();
while(!parents.isEmpty())
{
@@ -755,8 +756,8 @@ void RDTreeWidget::drawBranches(QPainter *painter, const QRect &rect, const QMod
painter->setPen(QPen(QBrush(parent->m_treeCol), parent->m_treeColWidth));
QPointF topCentre = QRectF(branchRect).center();
QPointF bottomCentre = topCentre;
QPoint topCentre = QRect(branchRect).center();
QPoint bottomCentre = topCentre;
topCentre.setY(branchRect.top());
bottomCentre.setY(branchRect.bottom());
@@ -767,29 +768,6 @@ void RDTreeWidget::drawBranches(QPainter *painter, const QRect &rect, const QMod
branchRect.moveLeft(branchRect.left() + indentation());
}
painter->setPen(oldPen);
// branchRect is now over the box/lines for the current item.
// draw a rect of QPalette Base color behind the branch indicator if we have children, since by
// default there might not be one and the indicator won't always show up well over the background
// color
/*
if(item->childCount() > 0)
{
// TODO find a portable rect
const int radius = 9 / 2;
QPoint topleft = branchRect.center();
topleft.setX(topleft.x() - radius + 1);
topleft.setY(topleft.y() - radius + 1);
painter->fillRect(QRect(topleft, QSize(radius * 2, radius * 2)),
palette().brush(QPalette::Base));
}
*/
painter->restore();
RDTreeView::drawBranches(painter, rect, index);
}
void RDTreeWidget::selectionChanged(const QItemSelection &selected, const QItemSelection &deselected)