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<?xml version="1.0"?>
type="text/css"?>
title="DOM TreeRowCountChanged and a11y name change events.">
<script type="application/javascript"
src="../treeview.js" />
<script type="application/javascript"
src="../common.js" />
<script type="application/javascript"
src="../events.js" />
<script type="application/javascript">
<![CDATA[
var gView;
////////////////////////////////////////////////////////////////////////////
// Invoker's checkers
/**
* Check TreeRowCountChanged event.
*/
function rowCountChangedChecker(aMsg, aIdx, aCount)
{
this.type = "TreeRowCountChanged";
this.target = gTree;
this.check = function check(aEvent)
{
var propBag = aEvent.detail.QueryInterface(Ci.nsIPropertyBag2);
var index = propBag.getPropertyAsInt32("index");
is(index, aIdx, "Wrong 'index' data of 'treeRowCountChanged' event.");
var count = propBag.getPropertyAsInt32("count");
is(count, aCount, "Wrong 'count' data of 'treeRowCountChanged' event.");
}
this.getID = function getID()
{
return aMsg + "TreeRowCountChanged";
}
}
/**
* Check TreeInvalidated event.
*/
function treeInvalidatedChecker(aMsg, aStartRow, aEndRow, aStartCol, aEndCol)
{
this.type = "TreeInvalidated";
this.target = gTree;
this.check = function check(aEvent)
{
var propBag = aEvent.detail.QueryInterface(Ci.nsIPropertyBag2);
try {
var startRow = propBag.getPropertyAsInt32("startrow");
} catch (e) {
if (e.name != 'NS_ERROR_NOT_AVAILABLE') {
throw e;
}
startRow = null;
}
is(startRow, aStartRow,
"Wrong 'startrow' of 'treeInvalidated' event on " + aMsg);
try {
var endRow = propBag.getPropertyAsInt32("endrow");
} catch (e) {
if (e.name != 'NS_ERROR_NOT_AVAILABLE') {
throw e;
}
endRow = null;
}
is(endRow, aEndRow,
"Wrong 'endrow' of 'treeInvalidated' event on " + aMsg);
try {
var startCol = propBag.getPropertyAsInt32("startcolumn");
} catch (e) {
if (e.name != 'NS_ERROR_NOT_AVAILABLE') {
throw e;
}
startCol = null;
}
is(startCol, aStartCol,
"Wrong 'startcolumn' of 'treeInvalidated' event on " + aMsg);
try {
var endCol = propBag.getPropertyAsInt32("endcolumn");
} catch (e) {
if (e.name != 'NS_ERROR_NOT_AVAILABLE') {
throw e;
}
endCol = null;
}
is(endCol, aEndCol,
"Wrong 'endcolumn' of 'treeInvalidated' event on " + aMsg);
}
this.getID = function getID()
{
return "TreeInvalidated on " + aMsg;
}
}
/**
* Check name changed a11y event.
*/
function nameChangeChecker(aMsg, aRow, aCol)
{
this.type = EVENT_NAME_CHANGE;
function targetGetter()
{
var acc = getAccessible(gTree);
var tableAcc = getAccessible(acc, [nsIAccessibleTable]);
return tableAcc.getCellAt(aRow, aCol);
}
Object.defineProperty(this, "target", { get: targetGetter });
this.getID = function getID()
{
return aMsg + "name changed";
}
}
/**
* Check name changed a11y event for a row.
*/
function rowNameChangeChecker(aMsg, aRow)
{
this.type = EVENT_NAME_CHANGE;
function targetGetter()
{
var acc = getAccessible(gTree);
return acc.getChildAt(aRow + 1);
}
Object.defineProperty(this, "target", { get: targetGetter });
this.getID = function getID()
{
return aMsg + "name changed";
}
}
////////////////////////////////////////////////////////////////////////////
// Invokers
/**
* Set tree view.
*/
function setTreeView()
{
this.invoke = function setTreeView_invoke()
{
gTree.view = gView;
}
this.getID = function setTreeView_getID() { return "set tree view"; }
this.eventSeq = [
new invokerChecker(EVENT_REORDER, gTree)
];
};
/**
* Insert row at 0 index and checks TreeRowCountChanged and TreeInvalidated
* event.
*/
function insertRow()
{
this.invoke = function insertRow_invoke()
{
gView.appendItem("last");
gTree.rowCountChanged(0, 1);
}
this.eventSeq =
[
new rowCountChangedChecker("insertRow: ", 0, 1),
new treeInvalidatedChecker("insertRow", 0, 5, null, null)
];
this.getID = function insertRow_getID()
{
return "insert row";
}
}
/**
* Invalidates first column and checks six name changed events for each
* treeitem plus TreeInvalidated event.
*/
function invalidateColumn()
{
this.invoke = function invalidateColumn_invoke()
{
// Make sure accessible subtree of XUL tree is created otherwise no
// name change events for cell accessibles are emitted.
var tree = getAccessible(gTree);
var child = tree.firstChild;
var walkDown = true;
while (child != tree) {
if (walkDown) {
var grandChild = child.firstChild;
if (grandChild) {
child = grandChild;
continue;
}
}
var sibling = child.nextSibling;
if (sibling) {
child = sibling;
walkDown = true;
continue;
}
child = child.parent;
walkDown = false;
}
// Fire 'TreeInvalidated' event by InvalidateColumn()
var firstCol = gTree.columns.getFirstColumn();
for (var i = 0; i < gView.rowCount; i++)
gView.setCellText(i, firstCol, "hey " + String(i) + "x0");
gTree.invalidateColumn(firstCol);
}
this.eventSeq =
[
new nameChangeChecker("invalidateColumn: ", 0, 0),
new nameChangeChecker("invalidateColumn: ", 1, 0),
new nameChangeChecker("invalidateColumn: ", 2, 0),
new nameChangeChecker("invalidateColumn: ", 3, 0),
new nameChangeChecker("invalidateColumn: ", 4, 0),
new nameChangeChecker("invalidateColumn: ", 5, 0),
new treeInvalidatedChecker("invalidateColumn", null, null, 0, 0)
];
this.getID = function invalidateColumn_getID()
{
return "invalidate column";
}
}
/**
* Invalidates second row and checks name changed event for first treeitem
* (note, there are two name changed events on linux due to different
* accessible tree for xul:tree element) plus TreeInvalidated event.
*/
function invalidateRow()
{
this.invoke = function invalidateRow_invoke()
{
// Fire 'TreeInvalidated' event by InvalidateRow()
// eslint-disable-next-line no-unused-vars
var colCount = gTree.columns.count;
var column = gTree.columns.getFirstColumn();
while (column) {
gView.setCellText(1, column, "aloha 1x" + String(column.index));
column = column.getNext();
}
gTree.invalidateRow(1);
}
this.eventSeq =
[
new nameChangeChecker("invalidateRow: ", 1, 0),
new nameChangeChecker("invalidateRow: ", 1, 1),
new rowNameChangeChecker("invalidateRow: ", 1),
new treeInvalidatedChecker("invalidateRow", 1, 1, null, null)
];
this.getID = function invalidateRow_getID()
{
return "invalidate row";
}
}
////////////////////////////////////////////////////////////////////////////
// Test
var gTree = null;
var gTreeView = null;
var gQueue = null;
// gA11yEventDumpID = "debug";
gA11yEventDumpToConsole = true; // debuggin
function doTest()
{
// Initialize the tree
gTree = document.getElementById("tree");
gView = new nsTableTreeView(5);
// Perform actions
gQueue = new eventQueue();
gQueue.push(new setTreeView());
gQueue.push(new insertRow());
gQueue.push(new invalidateColumn());
gQueue.push(new invalidateRow());
gQueue.invoke();
}
SimpleTest.waitForExplicitFinish();
addA11yLoadEvent(doTest);
]]>
</script>
<hbox flex="1" style="overflow: auto;">
<a target="_blank"
title="Fire TreeViewChanged/TreeRowCountChanged events.">
</a><br/>
<a target="_blank"
title="No accessibility events when data in a tree row changes.">
</a><br/>
<a target="_blank"
title="replace TreeViewChanged DOM event on direct call from XUL tree.">
</a><br/>
<a target="_blank"
title="Thunderbird message list tree emitting incorrect focus signals after message deleted.">
</a>
<p id="display"></p>
<div id="content" style="display: none">
</div>
<pre id="test">
</pre>
</body>
<vbox id="debug"/>
<tree id="tree" flex="1">
<treecols>
<treecol id="col1" flex="1" primary="true" label="column"/>
<treecol id="col2" flex="1" label="column 2"/>
</treecols>
<treechildren id="treechildren"/>
</tree>
</hbox>
</window>