增加显示样式

HZH_Controls/HZH_Controls/Controls/Menu/UCMenu.cs

@@ -94,6 +94,16 @@ namespace HZH_Controls.Controls
             set { m_isShowFirstItem = value; }
             set { m_isShowFirstItem = value; }
         }
         }
 
 
+        private MenuStyle m_menuStyle = MenuStyle.Fill;
+        /// <summary>
+        /// 菜单样式
+        /// </summary>
+        public MenuStyle MenuStyle
+        {
+            get { return m_menuStyle; }
+            set { m_menuStyle = value; }
+        }
+
         private List<Control> m_lstParentItems = new List<Control>();
         private List<Control> m_lstParentItems = new List<Control>();
 
 
         private IMenuItem m_selectParentItem = null;
         private IMenuItem m_selectParentItem = null;
@@ -125,10 +135,18 @@ namespace HZH_Controls.Controls
                     }
                     }
                 }
                 }
                 m_panChildren = new Panel();
                 m_panChildren = new Panel();
+                if (m_menuStyle == HZH_Controls.Controls.MenuStyle.Fill)
+                {
                     m_panChildren.Dock = DockStyle.Fill;
                     m_panChildren.Dock = DockStyle.Fill;
+                    m_panChildren.Height = 0;
+                }
+                else
+                {
+                    m_panChildren.Dock = DockStyle.Top;
+                    m_panChildren.Height = 0;
+                }
                 m_panChildren.AutoScroll = true;
                 m_panChildren.AutoScroll = true;
                 this.Controls.Add(m_panChildren);
                 this.Controls.Add(m_panChildren);
-                this.Controls.SetChildIndex(m_panChildren, 0);
             }
             }
             finally
             finally
             {
             {
@@ -143,6 +161,7 @@ namespace HZH_Controls.Controls
 
 
         void parentItem_SelectedItem(object sender, EventArgs e)
         void parentItem_SelectedItem(object sender, EventArgs e)
         {
         {
+            this.FindForm().ActiveControl = this;
             IMenuItem item = sender as IMenuItem;
             IMenuItem item = sender as IMenuItem;
             if (m_lstParentItems.Contains(sender as Control))
             if (m_lstParentItems.Contains(sender as Control))
             {
             {
@@ -186,6 +205,8 @@ namespace HZH_Controls.Controls
             try
             try
             {
             {
                 ControlHelper.FreezeControl(this, true);
                 ControlHelper.FreezeControl(this, true);
+                if (m_menuStyle == HZH_Controls.Controls.MenuStyle.Fill)
+                {
                     if (blnChildren)
                     if (blnChildren)
                     {
                     {
                         Control cMenu = menuitem as Control;
                         Control cMenu = menuitem as Control;
@@ -228,6 +249,38 @@ namespace HZH_Controls.Controls
                         }
                         }
                     }
                     }
                 }
                 }
+                else
+                {
+                    if (blnChildren)
+                    {
+                        Control cMenu = menuitem as Control;
+                        int index = m_lstParentItems.IndexOf(cMenu);
+                        this.Controls.SetChildIndex(m_panChildren,m_lstParentItems.Count- index-1 );
+                        m_panChildren.Controls.Clear();
+                        int intItemHeigth = 0;
+                        foreach (var item in menuitem.DataSource.Childrens)
+                        {
+                            IMenuItem parentItem = (IMenuItem)Activator.CreateInstance(m_childrenItemType);
+                            parentItem.DataSource = item;
+                            if (m_childrenItemStyles != null)
+                                parentItem.SetStyle(m_childrenItemStyles);
+                            parentItem.SelectedItem += parentItem_SelectedItem;
+                            Control c = parentItem as Control;
+                            if (intItemHeigth == 0)
+                                intItemHeigth = c.Height;
+                            c.Dock = DockStyle.Top;
+                            m_panChildren.Controls.Add(c);
+                            m_panChildren.Controls.SetChildIndex(c, 0);
+                        }
+                        m_panChildren.Height = menuitem.DataSource.Childrens.Count * intItemHeigth;
+                    }
+                    else
+                    {
+                        m_panChildren.Controls.Clear();
+                        m_panChildren.Height = 0;
+                    }
+                }
+            }
             finally
             finally
             {
             {
                 ControlHelper.FreezeControl(this, false);
                 ControlHelper.FreezeControl(this, false);
@@ -240,5 +293,16 @@ namespace HZH_Controls.Controls
         }
         }
     }
     }
 
 
+    public enum MenuStyle
+    {
+        /// <summary>
+        /// 平铺
+        /// </summary>
+        Fill = 1,
+        /// <summary>
+        /// 顶部对齐
+        /// </summary>
+        Top = 2,
+    }
 
 
 }
 }

HZH_Controls/Test/Form1.cs

@@ -66,7 +66,7 @@ namespace Test
             this.ucHorizontalList1.DataSource = lstHL;
             this.ucHorizontalList1.DataSource = lstHL;
 
 
             List<MenuItemEntity> lstMenu = new List<MenuItemEntity>();
             List<MenuItemEntity> lstMenu = new List<MenuItemEntity>();
-            for (int i = 0; i < 5; i++)
+            for (int i = 0; i < 20; i++)
             {
             {
                 MenuItemEntity item = new MenuItemEntity()
                 MenuItemEntity item = new MenuItemEntity()
                 {
                 {
@@ -75,7 +75,7 @@ namespace Test
                     DataSource = "这里编写一些自定义的数据源，用于扩展"
                     DataSource = "这里编写一些自定义的数据源，用于扩展"
                 };
                 };
                 item.Childrens = new List<MenuItemEntity>();
                 item.Childrens = new List<MenuItemEntity>();
-                for (int j = 0; j < 5; j++)
+                for (int j = 0; j < 20; j++)
                 {
                 {
                     MenuItemEntity item2 = new MenuItemEntity()
                     MenuItemEntity item2 = new MenuItemEntity()
                     {
                     {
@@ -87,7 +87,7 @@ namespace Test
                 }
                 }
                 lstMenu.Add(item);
                 lstMenu.Add(item);
             }
             }
-            this.ucMenu1.ChildrenItemStyles = new Dictionary<string, object>() { {"BackColor",Color.Yellow } };            
+            this.ucMenu1.MenuStyle = MenuStyle.Top;  
             this.ucMenu1.DataSource = lstMenu;
             this.ucMenu1.DataSource = lstMenu;
         }
         }