public void Besides(int value)
{
if (this.Locked)
{
return;
}
//
bool bContains = false;
for (int i = 0; i < this.Count;)
{
if (this.innerList[i] != value)
{
this.RemoveAt(i);
}
else
{
ISetViewItemHelper pSetViewItemHelper = this.m_Owner.List[value] as ISetViewItemHelper;
pSetViewItemHelper.SetViewParameterStyle(ViewParameterStyle.eFocused);
bContains = true;
i++;
}
}
//
if (!bContains)
{
this.Clear();
this.Add(value);
}
}
protected override void MessageMonitor(MessageInfo messageInfo)
{
base.MessageMonitor(messageInfo);
//
switch (messageInfo.eMessageStyle)
{
case MessageStyle.eMSPaint:
ISetViewItemHelper pSetViewItemHelper = this.m_pRowViewItem as ISetViewItemHelper;
if (pSetViewItemHelper != null)
{
pSetViewItemHelper.SetViewItemDisplayRectangle(
Rectangle.FromLTRB(this.TextRectangle.Left, this.DisplayRectangle.Top, this.DisplayRectangle.Right, this.DisplayRectangle.Bottom));
}
break;
default:
break;
}
//
IMessageChain pMessageChain = this.m_pRowViewItem as IMessageChain;
if (pMessageChain != null)
{
pMessageChain.SendMessage(messageInfo);
}
}
/// <summary>
/// 设置添加项的部分属性成功返回true。如果Filtration也返回true 则 将value加到集合中去
/// </summary>
/// <param name="value"></param>
protected virtual bool SetItemAttribute(NodeViewItem value)
{
((ISetOwnerHelper)value).SetOwner(this.m_Owner);
ISetViewItemHelper pSetViewItemHelper = value as ISetViewItemHelper;
if (pSetViewItemHelper != null)
{
pSetViewItemHelper.SetViewParameterStyle(ViewParameterStyle.eNone);
}
return(true);
}
protected override void MessageMonitor(MessageInfo messageInfo)
{
if (this.BaseItemObject == null)
{
return;
}
//
switch (messageInfo.eMessageStyle)
{
case MessageStyle.eMSPaint:
ISetViewItemHelper pSetViewItemHelper = this.BaseItemObject as ISetViewItemHelper;
if (pSetViewItemHelper != null)
{
pSetViewItemHelper.SetViewItemDisplayRectangle(this.BaseItemRectangle);
}
//
System.Windows.Forms.PaintEventArgs e = messageInfo.MessageParameter as System.Windows.Forms.PaintEventArgs;
if (e != null)
{
this.m_ItemsViewRectangle = e.ClipRectangle;
}
break;
default:
base.MessageMonitor(messageInfo);
break;
}
//
IMessageChain pMessageChain = this.BaseItemObject as IMessageChain;
if (pMessageChain != null)
{
if (messageInfo.eMessageStyle == MessageStyle.eMSMouseWheel)
{
pMessageChain.SendMessage(messageInfo);//new MessageInfo(this, messageInfo.eMessageStyle, messageInfo.MessageParameter)
}
else
{
pMessageChain.SendMessage(new MessageInfo(this, messageInfo.eMessageStyle, messageInfo.MessageParameter));//messageInfo
}
}
}
/// <summary>
/// 在移除项时将添加时的部分属性还原，成功返回true。如果成功则移除该项
/// </summary>
/// <param name="value"></param>
protected virtual bool RestoreItemAttribute(SizeViewItem value)
{
IOwner pOwner = value as IOwner;
if (pOwner != null &&
this.m_Owner == pOwner)
{
ISetOwnerHelper pSetOwnerHelper = value as ISetOwnerHelper;
if (pSetOwnerHelper != null)
{
pSetOwnerHelper.SetOwner(null);
}
ISetViewItemHelper pSetViewItemHelper = value as ISetViewItemHelper;
if (pSetViewItemHelper != null)
{
pSetViewItemHelper.SetViewParameterStyle(ViewParameterStyle.eNone);
}
}
return(true);
}
/// <summary>
/// 在移除项时将添加时的部分属性还原，成功返回true。如果成功则移除该项
/// </summary>
/// <param name="value"></param>
protected virtual bool RestoreItemAttribute(int value)
{
if (value >= 0 && value < this.m_Owner.List.Count)
{
ISetViewItemHelper pSetViewItemHelper = this.m_Owner.List[value] as ISetViewItemHelper;
if (pSetViewItemHelper != null &&
pSetViewItemHelper.SetViewParameterStyle(ViewParameterStyle.eNone) &&
value >= this.m_Owner.TopViewItemIndex && value <= this.m_Owner.BottomViewItemIndex)
{
IOwner pOwner = this.m_Owner as IOwner;
if (pOwner != null)
{
ViewItem viewItem = this.m_Owner.List[value] as ViewItem;
if (viewItem != null)
{
Rectangle rectangle = viewItem.DisplayRectangle;
rectangle.Inflate(1, 1);
pOwner.Invalidate(rectangle);
}
}
}
}
return(true);
}
