Magic-Mirror/gecko-dev
1
0
Fork 0
mirror of https://github.com/mozilla/gecko-dev.git synced 2024-12-04 02:57:38 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

make empty trees with rows=n size properly. a=ben

Browse Source
This commit is contained in:
hyatt%netscape.com 2000-12-20 07:47:55 +00:00
parent 176da11932
commit 83cb346e32
1 changed files with 9 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
layout/xul/base/src/nsXULTreeOuterGroupFrame.cpp
View File

@ -357,6 +357,15 @@ nsXULTreeOuterGroupFrame::Init(nsIPresContext* aPresContext, nsIContent* aConten
nsCOMPtr<nsIScrollbarFrame> scrollbarFrame(do_QueryInterface(verticalScrollbar));
scrollbarFrame->SetScrollbarMediator(this);
nsBoxLayoutState boxLayoutState(aPresContext);
const nsStyleFont* font = (const nsStyleFont*)aContext->GetStyleData(eStyleStruct_Font);
nsCOMPtr<nsIDeviceContext> dc;
aPresContext->GetDeviceContext(getter_AddRefs(dc));
nsCOMPtr<nsIFontMetrics> fm;
dc->GetMetricsFor(font->mFont, *getter_AddRefs(fm));
fm->GetHeight(mRowHeight);
// Our frame's lifetime is bounded by the lifetime of the content model, so we're guaranteed
// that the content node won't go away on us. As a result, our listener can't go away before the
// frame is deleted. Since the content node holds owning references to our drag capturer, which