int UnsafeNativeMethods.IOleContainer.EnumObjects(int grfFlags, out UnsafeNativeMethods.IEnumUnknown ppenum)
{
ppenum = null;
Debug.Assert(_host != null, "gotta have the avalon activex host");
object ax = _host.ActiveXInstance;
//We support only one control, return that here
//How does one add multiple controls to a container?
if (ax != null
&&
(((grfFlags & NativeMethods.OLECONTF_EMBEDDINGS) != 0)
||
((grfFlags & NativeMethods.OLECONTF_ONLYIFRUNNING) != 0 &&
_host.ActiveXState == ActiveXHelper.ActiveXState.Running)))
{
Object[] temp = new Object[1];
temp[0] = ax;
ppenum = new EnumUnknown(temp);
return(NativeMethods.S_OK);
}
ppenum = new EnumUnknown(null);
return(NativeMethods.S_OK);
}
int UnsafeNativeMethods.IOleContainer.EnumObjects(int grfFlags, out UnsafeNativeMethods.IEnumUnknown ppenum)
{
ppenum = null;
object activeXInstance = this._host.ActiveXInstance;
if (activeXInstance != null && ((grfFlags & 1) != 0 || ((grfFlags & 16) != 0 && this._host.ActiveXState == ActiveXHelper.ActiveXState.Running)))
{
ppenum = new EnumUnknown(new object[]
{
activeXInstance
});
return(0);
}
ppenum = new EnumUnknown(null);
return(0);
}
int UnsafeNativeMethods.IOleContainer.EnumObjects(int grfFlags, out UnsafeNativeMethods.IEnumUnknown ppenum)
{
ppenum = null;
if ((grfFlags & 1) != 0)
{
ArrayList list = new ArrayList();
this.ListAXControls(list, true);
if (list.Count > 0)
{
object[] array = new object[list.Count];
list.CopyTo(array, 0);
ppenum = new AxHost.EnumUnknown(array);
return(0);
}
}
ppenum = new AxHost.EnumUnknown(null);
return(0);
}
int UnsafeNativeMethods.IOleContainer.EnumObjects(int grfFlags, out UnsafeNativeMethods.IEnumUnknown ppenum)
{
ppenum = null;
if ((grfFlags & 1) != 0) // 1 == OLECONTF_EMBEDDINGS
{
Debug.Assert(parent != null, "gotta have it...");
ArrayList list = new ArrayList();
ListAXControls(list, true);
if (list.Count > 0)
{
object[] temp = new object[list.Count];
list.CopyTo(temp, 0);
ppenum = new AxHost.EnumUnknown(temp);
return(NativeMethods.S_OK);
}
}
ppenum = new AxHost.EnumUnknown(null);
return(NativeMethods.S_OK);
}
void UnsafeNativeMethods.IEnumUnknown.Clone(out UnsafeNativeMethods.IEnumUnknown ppenum)
{
ppenum = new EnumUnknown(this.arr, this.loc);
}
