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Bug 388361, dropdowns in font dialog not always working, make sure to reset cached size when a frame is added or removed, r+sr=bz

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This commit is contained in:
enndeakin@sympatico.ca 2007-07-18 19:02:04 -07:00
parent 6b92c617ca
commit 873f3ed906
3 changed files with 85 additions and 0 deletions
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3
layout/xul/base/src/nsMenuFrame.cpp
View File

@ -1154,6 +1154,7 @@ nsMenuFrame::RemoveFrame(nsIAtom* aListName,
// Go ahead and remove this frame.
mPopupFrame->Destroy();
mPopupFrame = nsnull;
mLastPref.SizeTo(-1, -1);
PresContext()->PresShell()->
FrameNeedsReflow(this, nsIPresShell::eTreeChange,
NS_FRAME_HAS_DIRTY_CHILDREN);
@ -1174,6 +1175,7 @@ nsMenuFrame::InsertFrames(nsIAtom* aListName,
if (!mPopupFrame && aFrameList->GetType() == nsGkAtoms::menuPopupFrame) {
mPopupFrame = static_cast<nsMenuPopupFrame *>(aFrameList);
mLastPref.SizeTo(-1, -1);
#ifdef DEBUG_LAYOUT
nsBoxLayoutState state(PresContext());
@ -1201,6 +1203,7 @@ nsMenuFrame::AppendFrames(nsIAtom* aListName,
if (!mPopupFrame && aFrameList->GetType() == nsGkAtoms::menuPopupFrame) {
mPopupFrame = static_cast<nsMenuPopupFrame *>(aFrameList);
mLastPref.SizeTo(-1, -1);
#ifdef DEBUG_LAYOUT
nsBoxLayoutState state(PresContext());

1
toolkit/content/tests/widgets/Makefile.in
View File

@ -49,6 +49,7 @@ _TEST_FILES = test_bug360220.xul \
test_bug365773.xul \
test_colorpicker_popup.xul \
test_popup_coords.xul \
test_popup_recreate.xul \
$(NULL)
libs:: $(_TEST_FILES)

81
toolkit/content/tests/widgets/test_popup_recreate.xul Normal file
View File

@ -0,0 +1,81 @@
<?xml version="1.0"?>
<?xml-stylesheet href="chrome://global/skin" type="text/css"?>
<?xml-stylesheet href="/tests/SimpleTest/test.css" type="text/css"?>
<window title="Popup Recreate Test"
onload="setTimeout(init, 0)"
xmlns:html="http://www.w3.org/1999/xhtml"
xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
<title>Popup Recreate Test</title>
<script type="application/javascript" src="/MochiKit/packed.js"></script>
<script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
<script type="application/javascript" src="/tests/SimpleTest/EventUtils.js"></script>
<!--
This is a test for bug 388361.
This test checks that a menulist's popup is properly created and sized when
the popup node is removed and another added in its place.
-->
<script>
<![CDATA[
SimpleTest.waitForExplicitFinish();
var gState = "before";
function init()
{
document.getElementById("menulist").open = true;
}
function recreate()
{
if (gState == "before") {
var element = document.getElementById("menulist");
while (element.hasChildNodes())
element.removeChild(element.firstChild);
element.appendItem("Cat");
gState = "after";
document.getElementById("menulist").open = true;
}
else {
SimpleTest.finish();
}
}
function checkSize()
{
var menulist = document.getElementById("menulist");
var menurect = menulist.getBoundingClientRect();
var popuprect = menulist.menupopup.getBoundingClientRect();
ok(Math.round(menurect.left) == Math.round(popuprect.left) &&
Math.round(menurect.right) == Math.round(popuprect.right) &&
Math.round(popuprect.right) - Math.round(popuprect.left) > 0,
"height " + gState)
document.getElementById("menulist").open = false;
}
]]>
</script>
<hbox>
<menulist id="menulist" onpopupshown="checkSize();" onpopuphidden="recreate();">
<menupopup>
<menuitem label="Cat"/>
</menupopup>
</menulist>
</hbox>
<body xmlns="http://www.w3.org/1999/xhtml">
<p id="display">
</p>
<div id="content" style="display: none">
</div>
<pre id="test">
</pre>
</body>
</window>