/// <summary>
/// 向缓存中添加一个新面板
/// </summary>
/// <param name="PanelType">面板类型对象</param>
/// <param name="ID">面板ID</param>
/// <param name="Panel">面板对象</param>
private int AddPanel(object ID, IPanelCommonSet Panel)
{
if (PanelBuffer.ContainsKey(ID))
{
return(-1);
}
Panel.ID = ID;
Panel.OwnerPage = NewTabPage(Panel as UserControl);
this.PanelBuffer.Add(ID, Panel);
return(1);
}
/// <summary>
/// 获取指定ID的面板，若不存在，则创建一个新面板，新面板将加入缓存
/// </summary>
public T GetPanel <T>(object ID) where T : UserControl, IPanelCommonSet, new()
{
IPanelCommonSet Result = null;
do
{
if (ID == null)
{
ErrMes = "面板ID参数不允许为空！";
break;
}
Result = PanelBuffer[ID] as IPanelCommonSet;
if (!(Result is T))
{
ErrMes = string.Format("已存在一个ID为<{0}>，类型为<{1}>的面板！", ID, typeof(T).Name);
}
if (Result != null)
{
break;
}
#if DEBUG
try
#endif
{
Result = new T();
}
#if DEBUG
catch (Exception ex)
{
this.ErrMes = "面板初始化出现异常！";
}
#endif
}while (false);
if (Result == null)
{
MessageBox.Show(this.ErrMes);
}
else
{
AddPanel(ID, Result);
}
return(Result as T);
}
/// <summary>
/// 获取指定的面板。若不存在，则使用指定类型对象创建一个新面板，新面板将加入缓存
/// </summary>
/// <param name="ID">面板ID</param>
/// <param name="PanelType">面板类型</param>
/// <returns>面板对象</returns>
public IPanelCommonSet this[object ID, Type PanelType]
{
get
{
IPanelCommonSet Result = null;
do
{
if (ID == null)
{
ErrMes = "面板ID参数不允许为空！";
break;
}
Result = PanelBuffer[ID] as IPanelCommonSet;
if (Result != null)
{
if (!(Result.GetType() == PanelType))
{
ErrMes = string.Format("已存在一个ID为<{0}>，类型为<{1}>的面板！", ID, PanelType.Name);
Result = null;
}
break;
}
if (PanelType == null)
{
this.ErrMes = "PanelType参数不允许为空！";
break;
}
if (!PanelType.IsSubclassOf(typeof(UserControl)) || PanelType.GetInterface("IPanelCommonSet", false) == null)
{
this.ErrMes = "PanelType参数指定的类型应继承自UserControl并实现IPanelCommonSet接口！";
break;
}
#if !DEBUG
try
#endif
{
Result = System.Activator.CreateInstance(PanelType) as IPanelCommonSet;;
}
#if !DEBUG
catch (Exception ex)
{
this.ErrMes = "面板初始化出现异常，请确保面板类型有一个公共无参构造函数！";
}
#endif
}while (false);
if (Result == null)
{
MessageBox.Show(this.ErrMes);
}
else
{
AddPanel(ID, Result);
}
return(Result);
}
}