/// <include file='doc\QueuePathEditor.uex' path='docs/doc[@for="QueuePathEditor.EditValue"]/*' />
/// <devdoc>
/// Edits the given object value using the editor style provided by
/// GetEditorStyle. A service provider is provided so that any
/// required editing services can be obtained.
/// </devdoc>
public override object EditValue(ITypeDescriptorContext context, IServiceProvider provider, object value)
{
if (provider != null)
{
IWindowsFormsEditorService edSvc = (IWindowsFormsEditorService)provider.GetService(typeof(IWindowsFormsEditorService));
if (edSvc != null)
{
QueuePathDialog dialog = new QueuePathDialog(provider);
MessageQueue queue = null;
if (value is MessageQueue)
queue = (MessageQueue)value;
else if (value is string)
queue = new MessageQueue((string)value);
else if (value != null)
return value;
if (queue != null)
dialog.SelectQueue(queue);
IDesignerHost host = (IDesignerHost)provider.GetService(typeof(IDesignerHost));
DesignerTransaction trans = null;
if (host != null)
trans = host.CreateTransaction();
try
{
if ((context == null || context.OnComponentChanging()) && edSvc.ShowDialog(dialog) == DialogResult.OK)
{
if (dialog.Path != String.Empty)
{
if (context.Instance is MessageQueue || context.Instance is MessageQueueInstaller)
value = dialog.Path;
else
{
value = MessageQueueConverter.GetFromCache(dialog.Path);
if (value == null)
{
value = new MessageQueue(dialog.Path);
MessageQueueConverter.AddToCache((MessageQueue)value);
if (context != null)
context.Container.Add((IComponent)value);
}
}
context.OnComponentChanged();
}
}
}
finally
{
if (trans != null)
{
trans.Commit();
}
}
}
}
return value;
}
public override object EditValue(ITypeDescriptorContext context, IServiceProvider provider, object value)
{
if (provider != null)
{
IWindowsFormsEditorService service = (IWindowsFormsEditorService)provider.GetService(typeof(IWindowsFormsEditorService));
if (service == null)
{
return(value);
}
QueuePathDialog dialog = new QueuePathDialog(provider);
MessageQueue queue = null;
if (value is MessageQueue)
{
queue = (MessageQueue)value;
}
else if (value is string)
{
queue = new MessageQueue((string)value);
}
else if (value != null)
{
return(value);
}
if (queue != null)
{
dialog.SelectQueue(queue);
}
IDesignerHost host = (IDesignerHost)provider.GetService(typeof(IDesignerHost));
DesignerTransaction transaction = null;
if (host != null)
{
transaction = host.CreateTransaction();
}
try
{
if ((context != null) && !context.OnComponentChanging())
{
return(value);
}
if ((service.ShowDialog(dialog) != DialogResult.OK) || !(dialog.Path != string.Empty))
{
return(value);
}
if ((context.Instance is MessageQueue) || (context.Instance is MessageQueueInstaller))
{
value = dialog.Path;
}
else
{
value = MessageQueueConverter.GetFromCache(dialog.Path);
if (value == null)
{
value = new MessageQueue(dialog.Path);
MessageQueueConverter.AddToCache((MessageQueue)value);
if (context != null)
{
context.Container.Add((IComponent)value);
}
}
}
context.OnComponentChanged();
}
finally
{
if (transaction != null)
{
transaction.Commit();
}
}
}
return(value);
}
public override object EditValue(ITypeDescriptorContext context, IServiceProvider provider, object value)
{
if (provider != null)
{
IWindowsFormsEditorService service = (IWindowsFormsEditorService) provider.GetService(typeof(IWindowsFormsEditorService));
if (service == null)
{
return value;
}
QueuePathDialog dialog = new QueuePathDialog(provider);
MessageQueue queue = null;
if (value is MessageQueue)
{
queue = (MessageQueue) value;
}
else if (value is string)
{
queue = new MessageQueue((string) value);
}
else if (value != null)
{
return value;
}
if (queue != null)
{
dialog.SelectQueue(queue);
}
IDesignerHost host = (IDesignerHost) provider.GetService(typeof(IDesignerHost));
DesignerTransaction transaction = null;
if (host != null)
{
transaction = host.CreateTransaction();
}
try
{
if ((context != null) && !context.OnComponentChanging())
{
return value;
}
if ((service.ShowDialog(dialog) != DialogResult.OK) || !(dialog.Path != string.Empty))
{
return value;
}
if ((context.Instance is MessageQueue) || (context.Instance is MessageQueueInstaller))
{
value = dialog.Path;
}
else
{
value = MessageQueueConverter.GetFromCache(dialog.Path);
if (value == null)
{
value = new MessageQueue(dialog.Path);
MessageQueueConverter.AddToCache((MessageQueue) value);
if (context != null)
{
context.Container.Add((IComponent) value);
}
}
}
context.OnComponentChanged();
}
finally
{
if (transaction != null)
{
transaction.Commit();
}
}
}
return value;
}
