Copyright (C) 1994, Digital Equipment Corp.
Digital Internal Use Only
Created on Mon Jan 16 10:06:59 PST 1995 by najork
INTERFACEA Child object serves as the mediator between a top-level VBT.T and a Trestle.T. CallingWinTrestle ; IMPORT ProperSplit, Trestle, TrestleClass, VBT, WinDef; TYPE T <: Trestle.T; REVEAL TrestleClass.RootVBT <: ProperSplit.T;
trsl.beChild(v)
creates a Child
object which
contains Windows-specific data for the top-level VBT.T (such as its
window handle). The Child
object is stored in v.upRef
.
TYPE Child <: ProperSplit.Child; (* created by WinTrestle.BeChild *) PROCEDURE WindowHandle (v: VBT.T): WinDef.HWND;
Return the window handle associated with a VBT (or NIL)
PROCEDURE Init(); END WinTrestle.