private void initNav() {
// 导航 begin
mNavEListView = (ExpandableListView) findViewById(R.id.nav_elv);
superAdapter = new SuperTreeViewAdapter(this, stvClickEvent);
superAdapter.setHeight(navHeight);
ArrayList<TreeVo> tlist = new ArrayList<TreeVo>();
SharedPreferences settings = getSharedPreferences(Def.PREFS_NAME, 0);
String njson = settings.getString(Def.SP_NAV_NAME, "");
try {
if (njson == null || "".equals(njson)) {
new DataAsyncTask(this, false).execute("2");
}
if (njson == null || "".equals(njson)) {
new DataAsyncTask(this, false).execute("2");
}
JSONArray jArr = new JSONArray(njson);
tlist = SubjectDao.getArrayToTree(jArr);
} catch (Exception e) {
e.printStackTrace();
}
//
List<SuperTreeViewAdapter.SuperTreeNode> superTreeNode = superAdapter.GetTreeNode();
if (tlist != null && tlist.size() > 0) {
for (int i = 0; i < tlist.size(); i++) {
if (tlist.get(i).getParentid() == null || tlist.get(i).getParentid().equals("0")) {
SuperTreeViewAdapter.SuperTreeNode superNode = new SuperTreeViewAdapter.SuperTreeNode();
superNode.parent = tlist.get(i);
for (int j = 0; j < tlist.size(); j++) {
if (tlist.get(i).getTreeId().equals(tlist.get(j).getParentid())) {
TreeViewAdapter.TreeNode node = new TreeViewAdapter.TreeNode();
node.parent = tlist.get(j);
for (int k = 0; k < tlist.size(); k++) {
if (tlist.get(j).getTreeId().equals(tlist.get(k).getParentid())) {
node.childs.add(tlist.get(k));
}
}
superNode.childs.add(node);
}
}
superTreeNode.add(superNode);
}
}
}
superAdapter.UpdateTreeNode(superTreeNode);
mNavEListView.setAdapter(superAdapter);
mNavEListView.setOnGroupExpandListener(
new OnGroupExpandListener() {
@Override
public void onGroupExpand(int arg0) {
for (int i = 0; i < superAdapter.getGroupCount(); i++) {
if (arg0 != i) {
mNavEListView.collapseGroup(i);
}
}
}
});
// 导航 end
}
