private void bindData() throws Exception {
if (this.DataSource == null) {
throw new RuntimeException("必须在bindData方法中设定DataSource");
}
this.items.clear();
this.root = new TreeItem();
this.root.setID("_TreeRoot");
this.root.setParentID("");
this.root.setRoot(true);
this.root.setText(this.rootText);
this.root.setAction(this);
this.root.setLevel(0);
this.root.setAttribute("onMouseOver", this.onMouseOver);
this.root.setAttribute("onContextMenu", this.onContextMenu);
this.root.setAttribute("onClick", this.onClick);
this.root.setAttribute("onMouseOut", this.onMouseOut);
this.items.add(this.root);
Mapx map = new Mapx();
for (int i = 0; i < this.DataSource.getRowCount(); i++)
map.put(
this.DataSource.getString(i, this.IdentifierColumnName),
this.DataSource.getString(i, this.ParentIdentifierColumnName));
try {
TreeItem last = null;
for (int i = 0; i < this.DataSource.getRowCount(); i++) {
DataRow dr = this.DataSource.getDataRow(i);
String parentID = dr.getString(this.ParentIdentifierColumnName);
if ((XString.isEmpty(parentID)) || (!map.containsKey(parentID))) {
TreeItem item = new TreeItem();
item.setData(dr);
item.parseHtml(getItemInnerHtml(dr));
item.setAction(this);
item.setID(dr.getString(this.IdentifierColumnName));
item.setParentID(parentID);
if (this.lazyLoad) {
item.setLevel(this.parentLevel + 1);
item.setLevelStr((String) getParams().get("LevelStr"));
} else {
item.setLevel(1);
}
item.setParent(this.root);
this.items.add(item);
addChild(item);
last = item;
}
}
if (last != null) last.setLast(true);
} catch (Exception e) {
e.printStackTrace();
}
}
