/// <summary>
/// Factory widget creation
/// </summary>
/// <param name="aDefaultMethod">
/// Default creation method fallback <see cref="WidgetCreationEvent"/>
/// </param>
/// <param name="aArgs">
/// Widget creation arguments <see cref="FactoryInvocationArgs"/>
/// </param>
/// <returns>
/// Result widget <see cref="IAdaptableControl"/>
/// </returns>
public static IAdaptableControl CreateWidget(WidgetCreationEvent aDefaultMethod, FactoryInvocationArgs aArgs)
{
if (aDefaultMethod == null)
{
aDefaultMethod = new WidgetCreationEvent(CreateDefaultWidget);
}
IAdaptableControl wdg = null;
if (aArgs.PropertyInfo == null)
{
return(null);
}
if (aArgs.Description != null)
{
switch (aArgs.Description.HandlerType)
{
case PropertyHandlerType.Default:
wdg = aDefaultMethod(aArgs);
break;
case PropertyHandlerType.Custom:
wdg = CreateHandlerWidget(aDefaultMethod, aArgs);
break;
}
}
else if ((aArgs.HandlerOverride != "") && (aArgs.HandlerOverride.ToLower().Trim() != "default"))
{
wdg = CreateHandlerWidget(aDefaultMethod, aArgs);
}
else
{
wdg = aDefaultMethod(aArgs);
}
if (wdg != null)
{
wdg.InheritedDataSource = true;
}
return(wdg);
}
/// <summary>
/// Factory widget creation
/// </summary>
/// <param name="aDefaultMethod">
/// Default creation method fallback <see cref="WidgetCreationEvent"/>
/// </param>
/// <param name="aArgs">
/// Widget creation arguments <see cref="FactoryInvocationArgs"/>
/// </param>
/// <returns>
/// Result widget <see cref="IAdaptableControl"/>
/// </returns>
public static IAdaptableControl CreateWidget (WidgetCreationEvent aDefaultMethod, FactoryInvocationArgs aArgs)
{
if (aDefaultMethod == null)
aDefaultMethod = new WidgetCreationEvent (CreateDefaultWidget);
IAdaptableControl wdg = null;
if (aArgs.PropertyInfo == null)
return (null);
if (aArgs.Description != null) {
switch (aArgs.Description.HandlerType) {
case PropertyHandlerType.Default:
wdg = aDefaultMethod (aArgs);
break;
case PropertyHandlerType.Custom:
wdg = CreateHandlerWidget (aDefaultMethod, aArgs);
break;
}
}
else if ((aArgs.HandlerOverride != "") && (aArgs.HandlerOverride.ToLower().Trim() != "default"))
wdg = CreateHandlerWidget (aDefaultMethod, aArgs);
else
wdg = aDefaultMethod (aArgs);
if (wdg != null)
wdg.InheritedDataSource = true;
return (wdg);
}
/// <summary>
/// Factory handler selector
/// </summary>
/// <param name="aDefaultMethod">
/// Default creation method fallback <see cref="WidgetCreationEvent"/>
/// </param>
/// <param name="aArgs">
/// Widget creation arguments <see cref="FactoryInvocationArgs"/>
/// </param>
/// <returns>
/// Result widget <see cref="IAdaptableControl"/>
/// </returns>
private static IAdaptableControl CreateHandlerWidget(WidgetCreationEvent aDefaultMethod, FactoryInvocationArgs aArgs)
{
if ((aArgs.HandlerOverride == "") && (aArgs.HandlerOverride.ToLower().Trim() == "default"))
{
if (aArgs.Description == null)
{
return(aDefaultMethod(aArgs));
}
if (aArgs.Description.HandlerType == PropertyHandlerType.Default)
{
return(aDefaultMethod(aArgs));
}
}
if ((aArgs.Filter == null) || (aArgs.Filter.Length == 0))
{
throw new NotSupportedException("Widget created by Handler has to define filter");
}
string handler = "default";
if (aArgs.State == PropertyDefinition.ReadOnly)
{
if ((aArgs.HandlerOverride != "") && (aArgs.HandlerOverride.ToLower().Trim() != "default"))
{
handler = aArgs.HandlerOverride;
}
else if ((aArgs.Description.ReadOnlyDataTypeHandler != "default") && (aArgs.Description.ReadOnlyDataTypeHandler != ""))
{
handler = aArgs.Description.ReadOnlyDataTypeHandler;
}
else if ((aArgs.Description.DataTypeHandler != "default") && (aArgs.Description.DataTypeHandler != ""))
{
handler = aArgs.Description.DataTypeHandler;
}
else
{
return(aDefaultMethod(aArgs));
}
}
else
{
if ((aArgs.HandlerOverride != "") && (aArgs.HandlerOverride.ToLower().Trim() != "default"))
{
handler = aArgs.HandlerOverride;
}
else if ((aArgs.Description.DataTypeHandler != "default") && (aArgs.Description.DataTypeHandler != ""))
{
handler = aArgs.Description.DataTypeHandler;
}
else
{
return(aDefaultMethod(aArgs));
}
}
System.Console.WriteLine("Invoking handler [{0}]", handler);
if (handler == "default")
{
return(aDefaultMethod(aArgs));
}
return(InvokeHandler(handler, aArgs));
}
/// <summary>
/// Factory handler selector
/// </summary>
/// <param name="aDefaultMethod">
/// Default creation method fallback <see cref="WidgetCreationEvent"/>
/// </param>
/// <param name="aArgs">
/// Widget creation arguments <see cref="FactoryInvocationArgs"/>
/// </param>
/// <returns>
/// Result widget <see cref="IAdaptableControl"/>
/// </returns>
private static IAdaptableControl CreateHandlerWidget (WidgetCreationEvent aDefaultMethod, FactoryInvocationArgs aArgs)
{
if ((aArgs.HandlerOverride == "") && (aArgs.HandlerOverride.ToLower().Trim() == "default")) {
if (aArgs.Description == null)
return (aDefaultMethod (aArgs));
if (aArgs.Description.HandlerType == PropertyHandlerType.Default)
return (aDefaultMethod (aArgs));
}
if ((aArgs.Filter == null) || (aArgs.Filter.Length == 0))
throw new NotSupportedException ("Widget created by Handler has to define filter");
string handler = "default";
if (aArgs.State == PropertyDefinition.ReadOnly) {
if ((aArgs.HandlerOverride != "") && (aArgs.HandlerOverride.ToLower().Trim() != "default"))
handler = aArgs.HandlerOverride;
else if ((aArgs.Description.ReadOnlyDataTypeHandler != "default") && (aArgs.Description.ReadOnlyDataTypeHandler != ""))
handler = aArgs.Description.ReadOnlyDataTypeHandler;
else if ((aArgs.Description.DataTypeHandler != "default") && (aArgs.Description.DataTypeHandler != ""))
handler = aArgs.Description.DataTypeHandler;
else
return (aDefaultMethod (aArgs));
}
else {
if ((aArgs.HandlerOverride != "") && (aArgs.HandlerOverride.ToLower().Trim() != "default"))
handler = aArgs.HandlerOverride;
else if ((aArgs.Description.DataTypeHandler != "default") && (aArgs.Description.DataTypeHandler != ""))
handler = aArgs.Description.DataTypeHandler;
else
return (aDefaultMethod (aArgs));
}
System.Console.WriteLine("Invoking handler [{0}]", handler);
if (handler == "default")
return (aDefaultMethod (aArgs));
return (InvokeHandler (handler, aArgs));
}
