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Ensure the tree selection exists before trying to do things to it b=397788 r=jag

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neil@parkwaycc.co.uk 2007-10-08 05:10:51 -07:00
parent 45aeee02e3
commit 25688e7200
1 changed files with 8 additions and 3 deletions
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11
xpfe/components/autocomplete/resources/content/autocomplete.xml
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@ -1441,6 +1441,11 @@
null
</field>
<!-- Setting tree.view doesn't always immediately create a selection,
so we ensure the selection by asking the tree for the view. Note:
this.view.selection is quicker if we know the selection exists. -->
<property name="selection" onget="return this.tree.view.selection;"/>
<property name="pageCount"
onget="return this.tree.treeBoxObject.getPageLength();"/>
@ -1481,7 +1486,7 @@
<method name="clearSelection">
<body>
this.view.selection.clearSelection();
this.selection.clearSelection();
</body>
</method>
@ -1538,7 +1543,7 @@
<property name="selectedIndex">
<getter>
if (!this.view || !this.view.selection.count)
if (!this.view || !this.selection.count)
return -1;
var start = {}, end = {};
this.view.selection.getRangeAt(0, start, end);
@ -1546,7 +1551,7 @@
</getter>
<setter>
if (this.view) {
this.view.selection.select(val);
this.selection.select(val);
if (val >= 0) {
this.view.selection.currentIndex = -1;
this.tree.treeBoxObject.ensureRowIsVisible(val);