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-rw-r--r--indra/llui/llview.cpp6
1 files changed, 6 insertions, 0 deletions
diff --git a/indra/llui/llview.cpp b/indra/llui/llview.cpp
index 486babb0ab..004681325f 100644
--- a/indra/llui/llview.cpp
+++ b/indra/llui/llview.cpp
@@ -121,6 +121,7 @@ LLView::Params::Params()
LLView::LLView(const LLView::Params& p)
: mVisible(p.visible),
+ mInDraw(false),
mName(p.name),
mParentView(NULL),
mReshapeFlags(FOLLOWS_NONE),
@@ -333,6 +334,8 @@ void LLView::removeChild(LLView* child)
//llassert_always(sDepth == 0); // Avoid re-ordering while drawing; it can cause subtle iterator bugs
if (child->mParentView == this)
{
+ // if we are removing an item we are currently iterating over, that would be bad
+ llassert(child->mInDraw == false);
mChildList.remove( child );
child->mParentView = NULL;
if (child->isCtrl())
@@ -1099,7 +1102,10 @@ void LLView::drawChildren()
LLUI::pushMatrix();
{
LLUI::translate((F32)viewp->getRect().mLeft, (F32)viewp->getRect().mBottom, 0.f);
+ // flag the fact we are in draw here, in case overridden draw() method attempts to remove this widget
+ viewp->mInDraw = true;
viewp->draw();
+ viewp->mInDraw = false;
if (sDebugRects)
{