public override object ConvertTo(ITypeDescriptorContext context, CultureInfo culture, object value,
Type destinationType)
{
string retVal = "<unknown>";
IDefaultValueElement defaultValueElement = value as IDefaultValueElement;
if (defaultValueElement != null)
{
retVal = defaultValueElement.Default;
if (retVal != null)
{
int index = retVal.IndexOf("\n");
if (index > 0)
{
retVal = retVal.Substring(0, index) + "...";
}
}
else
{
retVal = "";
}
}
return(retVal);
}
/// <summary>
/// The way text is set back in the instance
/// </summary>
/// <returns></returns>
public override void SetText(string text)
{
IDefaultValueElement defaultValueElement = Instance as IDefaultValueElement;
if (defaultValueElement != null)
{
defaultValueElement.Default = text;
}
}
/// <summary>
/// The way text is retrieved from the instance
/// </summary>
/// <returns></returns>
public override string GetText()
{
string retVal = "";
IDefaultValueElement defaultValueElement = Instance as IDefaultValueElement;
if (defaultValueElement != null)
{
retVal = defaultValueElement.Default;
}
return(retVal);
}
public override object EditValue(ITypeDescriptorContext context, IServiceProvider provider, object value)
{
if (provider != null)
{
IWindowsFormsEditorService svc =
provider.GetService(typeof(IWindowsFormsEditorService)) as IWindowsFormsEditorService;
if (svc != null)
{
IDefaultValueElement defaultValueElement = value as IDefaultValueElement;
if (defaultValueElement != null)
{
Window form = new Window {
AutoComplete = true
};
DefaultValueTextChangeHandler handler =
new DefaultValueTextChangeHandler(defaultValueElement as ModelElement);
form.setChangeHandler(handler);
GuiUtils.MdiWindow.AddChildWindow(form, DockAreas.Float);
}
}
}
return(value);
}
public override object ConvertFrom(ITypeDescriptorContext context, CultureInfo culture, object value)
{
object retVal = null;
BaseTreeNode.BaseEditor editor = context.Instance as BaseTreeNode.BaseEditor;
string text = value as string;
if (editor != null && text != null)
{
IDefaultValueElement defaultValueElement = editor.Model as IDefaultValueElement;
if (defaultValueElement != null)
{
defaultValueElement.Default = text;
retVal = defaultValueElement;
}
}
if (retVal == null)
{
retVal = base.ConvertFrom(context, culture, value);
}
return(retVal);
}
