<!DOCTYPE html>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>The source code</title>
<link href="../resources/prettify/prettify.css" type="text/css" rel="stylesheet" />
<script type="text/javascript" src="../resources/prettify/prettify.js"></script>
<style type="text/css">
.highlight { display: block; background-color: #ddd; }
</style>
<script type="text/javascript">
function highlight() {
document.getElementById(location.hash.replace(/#/, "")).className = "highlight";
}
</script>
</head>
<body onload="prettyPrint(); highlight();">
<pre class="prettyprint lang-js"><span id='Ext-tree-Column'>/**
</span> * Provides indentation and folder structure markup for a Tree taking into account
* depth and position within the tree hierarchy.
*
* @private
*/
Ext.define('Ext.tree.Column', {
extend: 'Ext.grid.column.Column',
alias: 'widget.treecolumn',
tdCls: Ext.baseCSSPrefix + 'grid-cell-treecolumn',
treePrefix: Ext.baseCSSPrefix + 'tree-',
elbowPrefix: Ext.baseCSSPrefix + 'tree-elbow-',
expanderCls: Ext.baseCSSPrefix + 'tree-expander',
imgText: '<img src="{1}" class="{0}" />',
checkboxText: '<input type="button" role="checkbox" class="{0}" {1} />',
initComponent: function() {
var me = this;
me.origRenderer = me.renderer || me.defaultRenderer;
me.origScope = me.scope || window;
me.renderer = me.treeRenderer;
me.scope = me;
me.callParent();
},
treeRenderer: function(value, metaData, record, rowIdx, colIdx, store, view){
var me = this,
buf = [],
format = Ext.String.format,
depth = record.getDepth(),
treePrefix = me.treePrefix,
elbowPrefix = me.elbowPrefix,
expanderCls = me.expanderCls,
imgText = me.imgText,
checkboxText= me.checkboxText,
formattedValue = me.origRenderer.apply(me.origScope, arguments),
blank = Ext.BLANK_IMAGE_URL,
href = record.get('href'),
target = record.get('hrefTarget'),
cls = record.get('cls');
while (record) {
if (!record.isRoot() || (record.isRoot() && view.rootVisible)) {
if (record.getDepth() === depth) {
buf.unshift(format(imgText,
treePrefix + 'icon ' +
treePrefix + 'icon' + (record.get('icon') ? '-inline ' : (record.isLeaf() ? '-leaf ' : '-parent ')) +
(record.get('iconCls') || ''),
record.get('icon') || blank
));
if (record.get('checked') !== null) {
buf.unshift(format(
checkboxText,
(treePrefix + 'checkbox') + (record.get('checked') ? ' ' + treePrefix + 'checkbox-checked' : ''),
record.get('checked') ? 'aria-checked="true"' : ''
));
if (record.get('checked')) {
metaData.tdCls += (' ' + treePrefix + 'checked');
}
}
if (record.isLast()) {
if (record.isExpandable()) {
buf.unshift(format(imgText, (elbowPrefix + 'end-plus ' + expanderCls), blank));
} else {
buf.unshift(format(imgText, (elbowPrefix + 'end'), blank));
}
} else {
if (record.isExpandable()) {
buf.unshift(format(imgText, (elbowPrefix + 'plus ' + expanderCls), blank));
} else {
buf.unshift(format(imgText, (treePrefix + 'elbow'), blank));
}
}
} else {
if (record.isLast() || record.getDepth() === 0) {
buf.unshift(format(imgText, (elbowPrefix + 'empty'), blank));
} else if (record.getDepth() !== 0) {
buf.unshift(format(imgText, (elbowPrefix + 'line'), blank));
}
}
}
record = record.parentNode;
}
if (href) {
buf.push('<a href="', href, '" target="', target, '">', formattedValue, '</a>');
} else {
buf.push(formattedValue);
}
if (cls) {
metaData.tdCls += ' ' + cls;
}
return buf.join('');
},
defaultRenderer: function(value) {
return value;
}
});
</pre>
</body>
</html>