private void TargetColumnChanged(object sender, TargetColumnChangedEventArgs e)
{
if (e.ExpectedListItemsClass == 0)
{
return; // no target column selected, so it shouldn't matter what the class of the clerk's list items are.
}
using (new WaitCursor(this))
{
// we're changing the class of our list items.
// use ListUpdateHelper to suspend reloading the list until we've changed the class
// and recomputed the columns. Otherwise, we'll try to reload the list and redraw the display
// with columns that may not have all their parts in place (e.g. for generated custom fields)
using (new RecordClerk.ListUpdateHelper(ExistingClerk))
{
// change the list items class, but don't do the reload && refresh display
// until after we've recomputed our columns to allow regenerating custom field parts
// for that new class.
ExistingClerk.OnChangeListItemsClass(e.ExpectedListItemsClass, e.TargetFlid, e.ForceReload);
CheckExpectedListItemsClassInSync();
// Recompute the possible columns, so the layout/parts system
// can generate parts for custom fields based upon a new root object class.
// this should not actually change the column specs themselves since
// they refer to those parts through "layout" references.
m_browseViewer.BrowseView.Vc.ComputePossibleColumns();
}
}
}
/// -----------------------------------------------------------------------------------
/// <summary>
/// Clean up any resources being used.
/// </summary>
/// <param name="disposing"><c>true</c> to release both managed and unmanaged
/// resources; <c>false</c> to release only unmanaged resources.
/// </param>
/// -----------------------------------------------------------------------------------
protected override void Dispose(bool disposing)
{
//Debug.WriteLineIf(!disposing, "****************** " + GetType().Name + " 'disposing' is false. ******************");
// Must not be run more than once.
if (IsDisposed)
{
return;
}
if (disposing)
{
if (components != null)
{
components.Dispose();
}
if (ExistingClerk != null && !m_haveActiveClerk)
{
ExistingClerk.BecomeInactive();
}
if (m_mediator != null && !m_mediator.IsDisposed)
{
m_mediator.RemoveColleague(this);
}
if (m_mpParent != null)
{
m_mpParent.ShowFirstPaneChanged -= mp_ShowFirstPaneChanged;
}
}
m_mediator = null;
m_informationBar = null; // Should be disposed automatically, since it is in the Controls collection.
m_mpParent = null;
base.Dispose(disposing);
}
public TestInterlinMaster(Mediator mediator, IStText stText)
{
m_mediator = mediator;
if (ExistingClerk != null)
{
System.Diagnostics.Debug.WriteLine("****** Disposing a {0} whose current StText's WS is {1}; replacing with {2}. ******",
ExistingClerk.GetType().Name,
Cache.ServiceLocator.WritingSystemManager.Get(((IStText)ExistingClerk.CurrentObject).MainWritingSystem).Id,
Cache.ServiceLocator.WritingSystemManager.Get(stText.MainWritingSystem).Id);
ExistingClerk.Dispose();
}
Clerk = new TestClerk(mediator, stText);
}
