/// <summary>
///
/// </summary>
/// <param name="context"></param>
/// <param name="provider"></param>
/// <param name="value"></param>
/// <returns></returns>
public override object EditValue(ITypeDescriptorContext context, IServiceProvider provider, object value)
{
IWindowsFormsEditorService editorService = null;
if (provider != null)
{
editorService = provider.GetService(typeof(IWindowsFormsEditorService)) as IWindowsFormsEditorService;
}
if (editorService == null)
{
return(value);
}
EnvelopeEditorAttribute env = (EnvelopeEditorAttribute)context.PropertyDescriptor.Attributes[typeof(EnvelopeEditorAttribute)];
// CurrencyValueEditorForm を使用したプロパティエディタの表示
using (FormEnvelopeEditor frm = new FormEnvelopeEditor((string)value, env.Min, env.Max))
{
frm.ValueChanged += Frm_ValueChangedByte;
frm.Tag = context;
DialogResult dr = editorService.ShowDialog(frm);
if (dr == DialogResult.OK)
{
value = frm.EnvelopeValuesText;
}
else if (value != null)
{
value = new StringBuilder((string)value).ToString();
}
return(value);
}
}
/// <summary>
///
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void Frm_ValueChangedByte(object sender, EventArgs e)
{
FormEnvelopeEditor editor = (FormEnvelopeEditor)sender;
ITypeDescriptorContext ctx = (ITypeDescriptorContext)editor.Tag;
if (ctx != null)
{
var value = editor.EnvelopeValuesText;
try
{
//InstrumentManager.ExclusiveLockObject.EnterWriteLock();
ctx.PropertyDescriptor.SetValue(ctx.Instance, value);
}
finally
{
//InstrumentManager.ExclusiveLockObject.ExitWriteLock();
}
}
}