/// <summary>
/// 创建下级菜单
/// </summary>
/// <param name="current">下级菜单的父节点</param>
/// <param name="ParentPanel">下级菜单所在控件</param>
/// <param name="ParentTop">下级菜单所在控件的头部</param>
/// <param name="label">显示下级的‘+’号，目前后label，后期可能改成图片</param>
private void createSubsetMenu(String current, PanelEx ParentPanel, PanelEx ParentTop, Label label)
{
int currentMenuLevel = menuLevel; //记录当前菜单级别
//找子集
List <dynamic> menuList = new List <dynamic>(); //存子集
foreach (dynamic menu in dataSourceList)
{
String menuParent = menu.GetType().GetProperty(parentFieldName).GetValue(menu, null);
if (menuParent != null && menuParent.Equals(current))
{
menuList.Add(menu);
}
}
if (menuList.Count <= 0)
{
//没有子集的时候不显示+号
label.Visible = false;
Padding pd = ParentTop.Padding;
int left = pd.Left;
if (useZoom)
{
left = pd.Left + 15;
}
ParentTop.Padding = new Padding(left, pd.Top, pd.Right, pd.Bottom);
return;
}
else if (menuList.Count > 0)
{
//子菜单面板
PanelEx p1 = new PanelEx();
p1.BorderStyleTop = ButtonBorderStyle.None;
p1.BorderStyleBottom = ButtonBorderStyle.None;
p1.BorderStyleLeft = ButtonBorderStyle.None;
p1.BorderStyleRight = ButtonBorderStyle.None;
p1.BorderColor = Color.FromArgb(157, 160, 170);
p1.Margin = new Padding(0, 0, 0, 0);
p1.Padding = new Padding(0, 1, 0, 0);
//panel23.Visible = false;
p1.AutoSize = true;
p1.Dock = DockStyle.Top;
//循环添加菜单
foreach (dynamic menu in menuList)
{
//子级菜单
PanelEx p2 = new PanelEx();//某个子集的面板
p2.BorderColor = borderColor;
p2.BorderStyleTop = ButtonBorderStyle.None;
p2.BorderStyleBottom = ButtonBorderStyle.None;
p2.BorderStyleRight = ButtonBorderStyle.None;
p2.BorderStyleLeft = ButtonBorderStyle.None;
p2.BackColor = Color.Transparent;
p2.AutoSize = true;
p2.Dock = DockStyle.Top;
PanelEx p3 = new PanelEx();//某个子集的选项头
p3.BorderColor = borderColor;
p3.BorderStyleTop = ButtonBorderStyle.None;
p3.BorderStyleBottom = ButtonBorderStyle.None;
p3.BorderStyleLeft = ButtonBorderStyle.None;
p3.BorderStyleRight = ButtonBorderStyle.None;
p3.BackColor = Color.Transparent;
p3.Height = MenuItemHeight;
p3.Dock = DockStyle.Top;
p3.Padding = new Padding((menuLevel - 1) * 15, 6, 1, 1);
Label l1 = new Label();//下拉收缩的控件
l1.Visible = useZoom;
l1.Text = "-";
l1.Width = 15;
l1.Font = font;
l1.Dock = DockStyle.Left;
l1.Click += new EventHandler(ExpansionContractionClicked);
p3.Controls.Add(l1);
Label l2 = new Label();
//l2.BackColor = Color.Transparent;
l2.Font = font;
l2.AutoSize = true;
l2.Text = menu.GetType().GetProperty(displayMember).GetValue(menu, null); //菜单显示的值
l2.Tag = menu.GetType().GetProperty(valueMember).GetValue(menu, null); //菜单对应的值
l2.Dock = DockStyle.Left;
l2.MouseEnter += new EventHandler(LabelMouseEnter);
l2.MouseLeave += new EventHandler(LabelMouseLeave);
l2.Click += new EventHandler(LabelMenuClicked);
p3.MouseEnter += new EventHandler(PanelMouseEnter);
p3.MouseLeave += new EventHandler(PanelMouseLeave);
p3.Click += new EventHandler(PanelMenuClicked);
p3.Controls.Add(l2);
l2.BringToFront();
p2.Controls.Add(p3);
p1.Controls.Add(p2);
p2.BringToFront();
//创建下级菜单
menuLevel++;
current = menu.GetType().GetProperty(keyFieldName).GetValue(menu, null);
createSubsetMenu(current, p2, p3, l1);
menuLevel = currentMenuLevel;
}
ParentPanel.Controls.Add(p1);
p1.BringToFront();
}
}
/// <summary>
/// 根据数据源生成界面
/// </summary>
private void createUI()
{
this.Controls.Clear();
string type = dataSource.GetType().Name;
switch (type)
{
case "DataSet":
DataSet ds = (DataSet)dataSource;
throw new ArgumentException("目前还不支持DataSet类型");
//if (ds.Check())
//{
// rp.DataSource = ds.Tables[0];
//}
//break;
case "DataTable":
DataTable dt = (DataTable)dataSource;
throw new ArgumentException("目前还不支持DataTable类型");
//if (dt.Rows.Count > 0)
//{
// rp.DataSource = dt;
//}
//break;
case "List`1":
//第一步：找出一级菜单列表
List <dynamic> dyList = new List <dynamic>(); //存一级菜单
IEnumerable list = dataSource as IEnumerable;
foreach (var item in list)
{
dynamic temp = item;
dataSourceList.Add(item);
if (ifTopLevel(temp))
{
dyList.Add(temp);
}
}
//第二步：生成菜单控件
//遍历生成一级菜单
foreach (dynamic entity in dyList)
{
//选项，包括该选项的所有字菜单
PanelEx p1 = new PanelEx();
p1.BorderColor = borderColor;
p1.BorderStyleTop = ButtonBorderStyle.None;
p1.BorderStyleBottom = ButtonBorderStyle.None;
p1.BorderStyleRight = ButtonBorderStyle.None;
p1.BorderStyleLeft = ButtonBorderStyle.None;
p1.BackColor = Color.Transparent;
p1.AutoSize = true;
p1.Dock = DockStyle.Top;
//当前选项头
PanelEx p2 = new PanelEx();
p2.BorderColor = borderColor;
p2.BorderStyleTop = ButtonBorderStyle.None;
p2.BorderStyleLeft = ButtonBorderStyle.None;
p2.BorderStyleRight = ButtonBorderStyle.None;
p2.BorderStyleBottom = ButtonBorderStyle.None;
p2.Margin = new Padding(0, 0, 0, 0);
p2.Padding = new Padding(0, 6, 0, 0);
p2.Height = MenuItemHeight;
p2.Dock = DockStyle.Top;
Label l1 = new Label(); //下拉收缩的控件
l1.Visible = useZoom;
l1.Text = "-";
l1.Width = 15;
l1.Font = font;
l1.Dock = DockStyle.Left;
l1.Click += new EventHandler(ExpansionContractionClicked);
p2.Controls.Add(l1);
//当前选项文本
Label l2 = new Label();
l2.Text = entity.GetType().GetProperty(displayMember).GetValue(entity, null); //菜单显示的值
l2.Tag = entity.GetType().GetProperty(valueMember).GetValue(entity, null); //菜单对应的值
l2.Font = font;
l2.Dock = DockStyle.Left;
l2.MouseEnter += new EventHandler(LabelMouseEnter);
l2.MouseLeave += new EventHandler(LabelMouseLeave);
l2.Click += new EventHandler(LabelMenuClicked);
p2.MouseEnter += new EventHandler(PanelMouseEnter);
p2.MouseLeave += new EventHandler(PanelMouseLeave);
p2.Click += new EventHandler(PanelMenuClicked);
p2.Controls.Add(l2);
l2.BringToFront();
p1.Controls.Add(p2);
//创建下级菜单
menuLevel++;
String current = entity.GetType().GetProperty(keyFieldName).GetValue(entity, null);
createSubsetMenu(current, p1, p2, l1);
menuLevel = 1;
this.Controls.Add(p1);
p1.BringToFront();
}
break;
default:
break;
}
}