/// <summary>
/// 生成菜单树
/// </summary>
/// <param name="menus"></param>
/// <param name="parentMenuId"></param>
/// <param name="nodes"></param>
private int ResolveMenuTree(List <SYS_MENUSModel> menus, SYS_MENUSModel parentMenu, FineUI.TreeNodeCollection nodes)
{
int count = 0;
foreach (var menu in menus.Where(m => m.Parent == parentMenu))
{
FineUI.TreeNode node = new FineUI.TreeNode();
nodes.Add(node);
count++;
node.Text = menu.Name;
node.IconUrl = menu.ImageUrl;
if (!String.IsNullOrEmpty(menu.NavigateUrl))
{
node.EnableClickEvent = false;
node.NavigateUrl = ResolveUrl(menu.NavigateUrl);
//node.OnClientClick = String.Format("addTab('{0}','{1}','{2}')", node.NodeID, ResolveUrl(menu.NavigateUrl), node.Text.Replace("'", ""));
}
if (menu.IsTreeLeaf)
{
node.Leaf = true;
// 如果是叶子节点，但是不是超链接，则是空目录，删除
if (String.IsNullOrEmpty(menu.NavigateUrl))
{
nodes.Remove(node);
count--;
}
}
else
{
//node.SingleClickExpand = true;
int childCount = ResolveMenuTree(menus, menu, node.Nodes);
// 如果是目录，但是计算的子节点数为0，可能目录里面的都是空目录，则要删除此父目录
if (childCount == 0 && String.IsNullOrEmpty(menu.NavigateUrl))
{
nodes.Remove(node);
count--;
}
}
// }
}
return(count);
}
private void BindDDL(SYS_MENUSModel current)
{
List <SYS_MENUSModel> mys = ResolveDDL <SYS_MENUSModel>(menuHelp.Menus, current.ID);
// 绑定到下拉列表（启用模拟树功能和不可选择项功能）
ddlParent.EnableSimulateTree = true;
ddlParent.DataTextField = "Name";
ddlParent.DataValueField = "ID";
ddlParent.DataSimulateTreeLevelField = "TreeLevel";
ddlParent.DataEnableSelectField = "Enabled";
ddlParent.DataSource = mys;
ddlParent.DataBind();
if (current.Parent != null)
{
// 选中当前节点的父节点
ddlParent.SelectedValue = current.Parent.ID.ToString();
}
}
private void InitMenus()
{
_menus = new List <SYS_MENUSModel>();
/*以下代码实现构造权限列表 List<dbPowers>*/
List <SYS_POWERSModel> dbPowers = new List <SYS_POWERSModel>();
PowerModel.StartDate = DateTime.Parse("1900-01-01");
PowerModel.EndDate = DateTime.Now;
DataSet ds_Power = XASYU.BLL.DataBaseQuery.query_SYS_POWERS(userBean, PowerModel, ref VP_ITOTALCOUNT, VP_SSTARTINDEX, VP_SPERPAGESIZE);
if (ds_Power != null && ds_Power.Tables.Count > 0 && ds_Power.Tables[0] != null && ds_Power.Tables[0].Rows.Count > 0)
{
dbPowers = DataSetToIList <SYS_POWERSModel>(ds_Power, 0);//利用反射机制实现DataSet和List之间数据转换
}
/*以下代码实现目录列表 List<dbMenus>*/
List <SYS_MENUSModel> dbMenus = new List <SYS_MENUSModel>();
MenuModel.StartDate = DateTime.Parse("1900-01-01");
MenuModel.EndDate = DateTime.Now;
DataTable table = new DataTable();
DataSet ds = XASYU.BLL.DataBaseQuery.query_SYS_MENUS(userBean, MenuModel, ref VL_ITOTALCOUNT, V_SSTARTINDEX, V_SPERPAGESIZE);
if (ds != null && ds.Tables.Count > 0 && ds.Tables[0] != null && ds.Tables[0].Rows.Count > 0)
{
dbMenus = DataSetToIList <SYS_MENUSModel>(ds, 0);//利用反射机制实现DataSet和List之间数据转换
}
/*以下代码实现功能是在menus节点中增加Parent节点和Power权限节点，以方便实现根据拥有权限加载不同目录*/
for (int i = 0; i < dbMenus.Count; i++)
{
if (dbMenus[i].ParentID != 0)
{
SYS_MENUSModel MenuTemp = dbMenus.Find(delegate(SYS_MENUSModel p) { return(p.ID == dbMenus[i].ParentID); });
dbMenus[i].Parent = MenuTemp;
}
if (dbMenus[i].ViewPowerID != 0)
{
SYS_POWERSModel PowerTemp = dbPowers.Find(delegate(SYS_POWERSModel q) { return(q.ID == dbMenus[i].ViewPowerID); });
dbMenus[i].ViewPower = PowerTemp;
}
}
ResolveMenuCollection(dbMenus, null, 0);
}
private void LoadData()
{
btnClose.OnClientClick = ActiveWindow.GetHideReference();
int id = GetQueryIntValue("id");
SYS_MENUSModel current = menuHelp.Menus
.Where(m => m.ID == id).FirstOrDefault();
if (current == null)
{
// 参数错误，首先弹出Alert对话框然后关闭弹出窗口
Alert.Show("参数错误！", String.Empty, ActiveWindow.GetHideReference());
return;
}
tbxName.Text = current.Name;
tbxUrl.Text = current.NavigateUrl;
tbxSortIndex.Text = current.SortIndex.ToString();
tbxIcon.Text = current.ImageUrl;
tbxRemark.Text = current.Remark;
if (current.ViewPower != null)
{
tbxViewPower.Text = current.ViewPower.Name;
}
// 绑定上级菜单下拉列表
BindDDL(current);
// 预置图标列表
InitIconList(iconList);
if (!String.IsNullOrEmpty(current.ImageUrl))
{
iconList.SelectedValue = current.ImageUrl;
}
}
private int ResolveMenuCollection(List <SYS_MENUSModel> dbMenus, SYS_MENUSModel parentMenu, int level)
{
int count = 0;
foreach (var menu in dbMenus.Where(m => m.Parent == parentMenu))
{
count++;
_menus.Add(menu);
menu.TreeLevel = level;
menu.IsTreeLeaf = false;
menu.Enabled = true;
level++;
int childCount = ResolveMenuCollection(dbMenus, menu, level);
if (childCount != 0)
{
menu.IsTreeLeaf = false;
}
level--;
}
return(count);
}
