public object Convert(object[] values, Type targetType, object parameter, CultureInfo culture)
{
TooltipWithDisableReason drt = null;
if (values == null || values.Length == 0)
{
return(null);
}
// исходный тултип
if (values[0] != null)
{
// ToolTip не должен иметь родителя, поэтому если исходный тултип был задан как объект ToolTip, то берем от него только Content
var originalToolTip = values[0] as ToolTip;
drt = new TooltipWithDisableReason
{
OriginalTooltip = originalToolTip != null ? originalToolTip.Content : values[0]
};
}
if (values.Length >= 3 && values[2] != null)
{
var s = values[2] as string;
if (!string.IsNullOrEmpty(s))
{
if (drt == null)
{
drt = new TooltipWithDisableReason();
}
if (values[1] is DisableReason)
{
drt.DisableReason = (DisableReason)(values[1]);
}
drt.DisableReasonTip = s;
}
}
if (drt == null)
{
return(null);
}
if (drt.DisableReasonTip == null)
{
return(drt.OriginalTooltip);
}
return(drt); //new ContentPresenter{ Content = drt, ContentTemplate = (DataTemplate)parameter};
//return new ToolTip
//{
// Style = (Style)parameter,
// Content = drt
//};
}
/// <summary>
/// Получить текст тултипа
/// </summary>
public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
{
if (value is string || parameter is string)
{
var drt = new TooltipWithDisableReason();
if (value is string stringValue)
{
drt.DisableReasonTip = stringValue;
}
if (parameter is string stringParameter && !string.IsNullOrEmpty(stringParameter))
{
drt.OriginalTooltip = stringParameter;
}
return(drt);
}
return(null);
}
public object Convert(object[] values, Type targetType, object parameter, CultureInfo culture)
{
TooltipWithDisableReason drt = null;
if (values == null || values.Length == 0)
{
return(parameter);
}
if (values.Length >= 2)
{
if (values[0] is DisableReason disableReason)
{
drt = new TooltipWithDisableReason();
drt.DisableReason = disableReason;
}
if (values[1] is string s && !string.IsNullOrEmpty(s))
{
if (drt == null)
{
drt = new TooltipWithDisableReason();
}
drt.DisableReasonTip = s;
}
// исходный тултип
if (parameter is string originalToolTip)
{
if (drt == null)
{
drt = new TooltipWithDisableReason();
}
drt.OriginalTooltip = originalToolTip;
}
}
return(drt);
}