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/*
* Copyright (C) 2013 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
WebInspector.LayerTreeDataGrid = function() {
WebInspector.DataGrid.call(this, {
name: { title: WebInspector.UIString("Node"), sortable: false },
paintCount: { title: WebInspector.UIString("Paints"), sortable: true, aligned: "right", width: "50px" },
memory: { title: WebInspector.UIString("Memory"), sortable: true, sort: "descending", aligned: "right", width: "70px" }
});
};
WebInspector.LayerTreeDataGrid.prototype = {
constructor: WebInspector.LayerTreeDataGrid,
insertChild: function(child)
{
WebInspector.DataGrid.prototype.insertChild.call(this, child);
this._updateChildren();
},
removeChild: function(child)
{
WebInspector.DataGrid.prototype.removeChild.call(this, child);
this._updateChildren();
},
setChildren: function(children)
{
this._suspendLayout = true;
var removedChildren = this.children.filter(function(child) {
return !children.contains(child);
});
while (removedChildren.length)
this.removeChild(removedChildren.pop());
children.forEach(function(child) {
if (child.parent !== this)
this.appendChild(child);
}.bind(this));
this._suspendLayout = false;
this.children = children;
this._updateChildren();
},
_updateChildren: function()
{
if (this._suspendLayout)
return;
// Iterate through nodes by DOM order first so we can establish
// the DOM index.
var elements = this.dataTableBody.rows;
for (var i = 0, count = elements.length - 1; i < count; ++i)
elements[i]._dataGridNode._domIndex = i;
// Now iterate through children to set up their sibling relationship
// and update the element style to offset the position of the node
// to match its position in the children list vs. DOM order.
var children = this.children;
for (var i = 0, count = children.length; i < count; ++i) {
var child = children[i];
child.previousSibling = i > 0 ? children[i - 1] : null;
child.nextSibling = i + 1 < count ? children[i + 1] : null;
var ty = (i - child._domIndex) * 100;
child.element.style.webkitTransform = "translateY(" + ty + "%)";
}
this.hasChildren = this.children.length > 0;
},
_recalculateSiblings: function(myIndex)
{
// Overriding default implementation to do nothing at all
// since we're setting sibling relationship in _updateChildren.
}
};
WebInspector.LayerTreeDataGrid.prototype.__proto__ = WebInspector.DataGrid.prototype;
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