public override object EditValue(System.ComponentModel.ITypeDescriptorContext context, IServiceProvider provider, object value)
{
if (null != context && null != context.Instance && null != context.Container)
{
IElement element = context.Instance as IElement;
if (null != element)
{
SourceField sf = GetSourceField(element);
using (FieldBindDialog fbd = new FieldBindDialog(sf, null != value ? value.ToString() : null))
{
if (sf == null)
{
fbd.BindingSourceField = false;
}
if (fbd.ShowDialog() == System.Windows.Forms.DialogResult.OK)
{
IPmsReportDataBind dataBind = element as IPmsReportDataBind;
if (null != dataBind)
{
//Label要求知道数据源
dataBind.SourceField = fbd.SourceField;
}
fbd.Close();
return(fbd.Value);
}
}
}
}
return(base.EditValue(context, provider, value));
}
private void FieldBindAction()
{
SourceField sf = GetSourceField(this);
using (FieldBindDialog fbd = new FieldBindDialog(sf, null != DbField ? DbField : null))
{
if (sf == null)
{
fbd.BindingSourceField = false;
}
if (fbd.ShowDialog() == System.Windows.Forms.DialogResult.OK)
{
IPmsReportDataBind dataBind = this as IPmsReportDataBind;
if (null != dataBind)
{
dataBind.SourceField = fbd.SourceField;
}
DbField = fbd.Value;
NotifyDesignSurfaceChange();
}
}
}