internal void OnInPlaceDeactivate(ActiveXBase <TActiveXClass, TActiveXInterface> site)
{
if (this.siteActive == site)
{
this.siteActive = null;
ContainerControl containerControl = this.parent.FindContainerControlInternal();
if (containerControl != null)
{
ContainerControlShim.SetActiveControlInternal(containerControl, null);
}
}
}
internal void OnUIActivate(ActiveXBase <TActiveXClass, TActiveXInterface> site)
{
if (this.siteUIActive != site)
{
if ((this.siteUIActive != null) && (this.siteUIActive != site))
{
this.siteUIActive.activeXOleInPlaceObject.UIDeactivate();
}
site.AddSelectionHandler();
this.siteUIActive = site;
ContainerControl containerControl = site.ContainingControl;
if ((containerControl != null) && containerControl.Contains(site))
{
ContainerControlShim.SetActiveControlInternal(containerControl, site);
}
}
}
private void ChangeActiveXStateDownTo(ActiveXHelper.ActiveXState state)
{
if (!this.GetActiveXHostState(ActiveXHelper.InTransition))
{
this.SetActiveXHostState(ActiveXHelper.InTransition, true);
try
{
while (state < this.activeXState)
{
switch (this.activeXState)
{
case ActiveXHelper.ActiveXState.Loaded:
this.numberOfComponentChangeEvents++;
try
{
if (this.activeXInstance != null)
{
this.DetachInterfacesInternal();
Marshal.FinalReleaseComObject(this.activeXInstance);
this.activeXInstance = null;
}
}
finally
{
this.numberOfComponentChangeEvents--;
}
this.activeXState = ActiveXHelper.ActiveXState.Passive;
continue;
case ActiveXHelper.ActiveXState.Running:
this.StopEvents();
ActiveXContainer activeXContainer = this.GetParentContainer();
if (activeXContainer != null)
{
activeXContainer.RemoveControl(this);
}
this.activeXOleObject.SetClientSite(null);
this.activeXState = ActiveXHelper.ActiveXState.Loaded;
continue;
case (ActiveXHelper.ActiveXState.Running | ActiveXHelper.ActiveXState.Loaded):
break;
case ActiveXHelper.ActiveXState.InPlaceActive:
ContainerControl containingControl = this.ContainingControl;
if ((containingControl != null) && (containingControl.ActiveControl == this))
{
ContainerControlShim.SetActiveControlInternal(containingControl, null);
}
this.activeXOleInPlaceObject.InPlaceDeactivate();
this.activeXState = ActiveXHelper.ActiveXState.Running;
continue;
case ActiveXHelper.ActiveXState.UIActive:
this.activeXOleInPlaceObject.UIDeactivate();
this.activeXState = ActiveXHelper.ActiveXState.InPlaceActive;
continue;
}
this.activeXState -= ActiveXHelper.ActiveXState.Loaded;
}
}
finally
{
this.SetActiveXHostState(ActiveXHelper.InTransition, false);
}
}
}
