protected override void UpdatePreview(TextBox previewBox, object ruleObject)
{
RuleSet ruleSet = ruleObject as RuleSet;
NativeMethods.SendMessage(previewBox.Handle, NativeMethods.WM_SETREDRAW, IntPtr.Zero, IntPtr.Zero);
previewBox.Lines = DesignerHelpers.GetRuleSetPreview(ruleSet).Split('\n');
NativeMethods.SendMessage(previewBox.Handle, NativeMethods.WM_SETREDRAW, new IntPtr(1), IntPtr.Zero);
previewBox.Invalidate();
}
protected override void UpdatePreview(TextBox previewBox, object ruleObject)
{
RuleSet ruleSet = ruleObject as RuleSet;
System.Workflow.Activities.Common.NativeMethods.SendMessage(previewBox.Handle, 11, IntPtr.Zero, IntPtr.Zero);
previewBox.Lines = DesignerHelpers.GetRuleSetPreview(ruleSet).Split(new char[] { '\n' });
System.Workflow.Activities.Common.NativeMethods.SendMessage(previewBox.Handle, 11, new IntPtr(1), IntPtr.Zero);
previewBox.Invalidate();
}
public override object ConvertTo(ITypeDescriptorContext context, CultureInfo culture, object value, Type destinationType)
{
if (context == null)
{
throw new ArgumentNullException("context");
}
RuleSet ruleSet = value as RuleSet;
if ((destinationType == typeof(string)) && (ruleSet != null))
{
return(DesignerHelpers.GetRuleSetPreview(ruleSet));
}
return(base.ConvertTo(context, culture, value, destinationType));
}