void UnsafeNativeMethods.IOleInPlaceFrame /*IOleInPlaceUIWindow*/.SetActiveObject(UnsafeNativeMethods.IOleInPlaceActiveObject pActiveObject, string pszObjName)
{
if (pActiveObject == null)
{
if (this.controlInEditMode != null)
{
this.controlInEditMode.SetEditMode(ActiveXHelper.ActiveXEditMode.None);
this.controlInEditMode = null;
}
return;
}
ActiveXBase <TActiveXClass, TActiveXInterface> activeXBase = null;
UnsafeNativeMethods.IOleObject oleObject = pActiveObject as UnsafeNativeMethods.IOleObject;
if (oleObject != null)
{
UnsafeNativeMethods.IOleClientSite oleClientSite = null;
try
{
oleClientSite = oleObject.GetClientSite();
ActiveXSiteBase activeXSiteBase = oleClientSite as ActiveXSiteBase;
if (activeXSiteBase != null)
{
activeXBase = activeXSiteBase.Host;
}
}
catch (COMException)
{
}
if (this.controlInEditMode != null)
{
this.controlInEditMode.SetSelectionStyle(ActiveXHelper.SelectionStyle.Selected);
this.controlInEditMode.SetEditMode(ActiveXHelper.ActiveXEditMode.None);
}
if (activeXBase == null)
{
this.controlInEditMode = null;
}
else if (!activeXBase.IsUserMode)
{
this.controlInEditMode = activeXBase;
activeXBase.SetEditMode(ActiveXHelper.ActiveXEditMode.Object);
activeXBase.AddSelectionHandler();
activeXBase.SetSelectionStyle(ActiveXHelper.SelectionStyle.Active);
}
}
}
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);
}
}
}