C# DotNetBar.BaseItem类代码示例

		protected override void CopyToItem(BaseItem copy)
		{
			ControlContainerItem objCopy=copy as ControlContainerItem;
			base.CopyToItem(objCopy);
			objCopy.ContainerLoadControl=this.ContainerLoadControl;
			objCopy.InitControl();
		}

		/// <summary>
		/// Recalcualtes the size of the container. Assumes that DisplayRectangle.Location is set to the upper left location of this container.
		/// </summary>
		public override void RecalcSize()
		{
			if(this.SuspendLayout)
				return;

			if(this.SubItems.Count==0)
			{
				if(this.DesignMode && !this.SystemContainer)
				{
					m_Rect.Size=m_EmptyDesignTimeSize;
					if(m_LayoutOrientation==eOrientation.Horizontal)
						m_Rect.Width+=12;
					else
						m_Rect.Height+=12;
				}
				else
				{
					m_Rect=Rectangle.Empty;
				}
				return;
			}
			
			IContentLayout layout=this.GetContentLayout();
			BlockLayoutManager blockLayout=this.GetBlockLayoutManager();
			BaseItem[] elements=new BaseItem[this.SubItems.Count];
			this.SubItems.CopyTo(elements,0);
			if(m_Rect.Width==0)
				m_Rect.Width=16;
			if(m_Rect.Height==0)
				m_Rect.Height=16;
			m_Rect=layout.Layout(m_Rect,elements,blockLayout);
			base.RecalcSize();
		}

		public static ItemContainer CreateItemContainer(IDesignerServices designer, BaseItem parent, eOrientation containerOrientation)
		{
			IDesignerHost dh=designer.GetService(typeof(IDesignerHost)) as IDesignerHost;
			IComponentChangeService cc=designer.GetService(typeof(IComponentChangeService)) as IComponentChangeService;
			
			if(dh==null || parent==null || cc==null)
				return null;

			ItemContainer c=null;

			DesignerTransaction trans=dh.CreateTransaction("New DotNetBar Item Container");
			try
			{
				c=dh.CreateComponent(typeof(ItemContainer)) as ItemContainer;
				TypeDescriptor.GetProperties(c)["LayoutOrientation"].SetValue(c,containerOrientation);
				cc.OnComponentChanging(parent,TypeDescriptor.GetProperties(c)["SubItems"]);
				parent.SubItems.Add(c);
				cc.OnComponentChanged(parent,TypeDescriptor.GetProperties(c)["SubItems"],null,null);
			}
			finally
			{
				if(!trans.Canceled)
					trans.Commit();
			}

			return c;
        }

		public int Add(BaseItem item)
		{
			item.SetOwner(m_Owner);
			item.Visible=false;
			item.Displayed=false;
			return List.Add(item);
		}

		protected override void CopyToItem(BaseItem copy)
		{
            ColorItem ci = copy as ColorItem;
			base.CopyToItem(ci);
            ci.DesiredSize = this.DesiredSize;
            ci.Color = this.Color;
            ci.Border = this.Border;
		}

        public override void RecordSetting(BaseItem item)
        {
            if (this.SettingsRecorded)
                return;
            
            ItemContainer cont = item as ItemContainer;
            m_MultiLine = cont.MultiLine;
            m_LayoutOrientation = cont.LayoutOrientation;

            base.RecordSetting(item);
        }

 /// <summary>
 /// Initializes a new instance of the BaseItemController class.
 /// </summary>
 /// <param name="item"></param>
 /// <param name="parentControl"></param>
 public BaseItemController(BaseItem item, Control parentControl)
 {
     _Item = item;
     _ParentControl = parentControl;
     _ParentControl.MouseDown += new MouseEventHandler(ParentControlMouseDown);
     _ParentControl.MouseEnter += new EventHandler(ParentControlMouseEnter);
     _ParentControl.MouseMove += new MouseEventHandler(ParentControlMouseMove);
     _ParentControl.MouseUp += new MouseEventHandler(ParentControlMouseUp);
     _ParentControl.MouseLeave += new EventHandler(ParentControlMouseLeave);
     _ParentControl.Paint += new PaintEventHandler(ParentControlPaint);
     _Item.ContainerControl = _ParentControl;
 }

 /// <summary>
 /// 加载子菜单
 /// </summary>
 /// <param name="menuId">父菜单Id</param>
 /// <param name="patientItem">父菜单控件</param>
 /// <param name="menuData">菜单数据</param>
 private void AddSubMenu(int menuId, BaseItem patientItem, List<BaseMenu> allmenus)
 {
     List<BaseMenu> mainMenu = allmenus.FindAll(x => x.PMenuId == menuId).OrderBy(x => x.SortId).ToList();
     foreach (BaseMenu menu in mainMenu)
     {
         AddToolMenu(menu);
         BaseItem bottonItem = new ButtonItem(menu.MenuId.ToString(), menu.Name);
         bottonItem.Tag = menu;
         AddSubMenu(menu.MenuId, bottonItem, allmenus);
         patientItem.SubItems.Add(bottonItem);
     }
 }

		protected internal override void OnItemAdded(BaseItem objItem)
		{
			base.OnItemAdded(objItem);
			ImageItem objImageItem=objItem as ImageItem;
			if(objImageItem!=null)
			{
                Size newSize = m_SubItemsImageSize;
				if(objImageItem.ImageSize.Width>m_SubItemsImageSize.Width)
                    newSize.Width = objImageItem.ImageSize.Width;
				if(objImageItem.ImageSize.Height>m_SubItemsImageSize.Height)
                    newSize.Height = objImageItem.ImageSize.Height;
                this.SubItemsImageSize = newSize;
			}
		}

		public void AddCopy(BaseItem objItem)
		{
			if(objItem==null)
				throw new System.ArgumentNullException("Item must be valid value");
			if(objItem.Name==null || objItem.Name=="")
			{
				// Auto assign item name
				objItem.Name="item_"+objItem.Id.ToString();
			}
			if(m_Items.ContainsKey(objItem.Name))
				throw new System.InvalidOperationException("Item with this name already exists");
			BaseItem objCopy=objItem.Copy();
			objCopy.SetOwner(m_Owner);
			objCopy.GlobalItem=true;
			m_Items.Add(objCopy.Name,objCopy);
		}

		internal int _Add(BaseItem item)
		{
			m_IgnoreEvents=true;
			m_AllowParentRemove=false;
			int i=0;
			try
			{
				i=List.Add(item);
			}
			finally
			{
				m_IgnoreEvents=false;
				m_AllowParentRemove=true;
			}
			return i;
		}

 public void Paint(BaseItem container, ItemPaintArgs p)
 {
     foreach (BaseItem item in container.SubItems)
     {
         if (item.Visible && item.Displayed)
         {
             if (p.ClipRectangle.IsEmpty || p.ClipRectangle.IntersectsWith(item.DisplayRectangle))
             {
                 Region oldClip = p.Graphics.Clip; //.Clone() as Region;
                 p.Graphics.SetClip(item.DisplayRectangle, CombineMode.Intersect);
                 item.Paint(p);
                 p.Graphics.Clip = oldClip;
                 if (oldClip != null)
                     oldClip.Dispose();
             }
         }
     }
 }

		public void Remove(BaseItem objItemToRemove)
		{
			if(m_Items.ContainsKey(objItemToRemove.Name))
			{
				m_Items.Remove(objItemToRemove.Name);
				objItemToRemove.SetOwner(null);
				((IOwner)m_Owner).RemoveShortcutsFromItem(objItemToRemove);
				//objItemToRemove.GlobalItem=false;
				return;
			}
			
			string sItemName=objItemToRemove.Name;
			foreach(DictionaryEntry o in m_Items)
			{
				BaseItem objItem=o.Value as BaseItem;
				// Name out of sync case
				if(objItem==objItemToRemove)
				{
					m_Items.RemoveAt(m_Items.IndexOfValue(objItem));
					objItemToRemove.SetOwner(null);
					((IOwner)m_Owner).RemoveShortcutsFromItem(objItemToRemove);
                    return;
				}
				if(objItem.SubItems.Count>0)
				{
					if(RemoveItem(sItemName,objItem))
					{
						//objItemToRemove.GlobalItem=false;
						return;
					}
				}
			}

			// This will throw exception...
			m_Items.Remove(objItemToRemove.Name);
			objItemToRemove.SetOwner(null);
		}

 private Control GetContainerControl(BaseItem item)
 {
     object container = item.ContainerControl;
     if (container is BaseItem)
         container = ((BaseItem)container).ContainerControl;
     return container as Control;
 }

 private void CollapseRecursively(BaseItem item)
 {
     foreach (BaseItem sub in item.SubItems)
     {
         sub.Expanded = false;
         CollapseRecursively(sub);
     }
 }