123 lines
6.3 KiB
Rexx
Executable File
123 lines
6.3 KiB
Rexx
Executable File
/*----------------------------------------------------------------------------*/
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/* */
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/* Copyright (c) 2011-2014 Rexx Language Association. All rights reserved. */
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/* */
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/* This program and the accompanying materials are made available under */
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/* the terms of the Common Public License v1.0 which accompanies this */
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/* distribution. A copy is also available at the following address: */
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/* https://www.oorexx.org/license.html */
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/* */
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/* Redistribution and use in source and binary forms, with or */
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/* without modification, are permitted provided that the following */
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/* conditions are met: */
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/* */
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/* Redistributions of source code must retain the above copyright */
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/* notice, this list of conditions and the following disclaimer. */
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/* Redistributions in binary form must reproduce the above copyright */
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/* notice, this list of conditions and the following disclaimer in */
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/* the documentation and/or other materials provided with the distribution. */
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/* */
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/* Neither the name of Rexx Language Association nor the names */
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/* of its contributors may be used to endorse or promote products */
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/* derived from this software without specific prior written permission. */
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/* */
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/* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS */
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/* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT */
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/* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS */
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/* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT */
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/* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, */
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/* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED */
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/* TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, */
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/* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY */
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/* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING */
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/* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS */
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/* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */
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/* */
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/*----------------------------------------------------------------------------*/
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/*//////////////////////////////////////////////////////////////////////////////
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==============================================================================
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ViewMgr v01-00 13Feb13
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----------
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A singleton component that manages Views and view-related function
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such as Popup Offsetting.
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Changes:
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v01-00 23Apr12: First version
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11Jan13: Comment-out 'say' instructions.
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13Feb13: Remove code not used.
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= = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = */
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--::REQUIRES "ObjectMgr.rex"
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::CLASS 'ViewMgr' PUBLIC
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:: ATTRIBUTE dlgOffset -- A single number of dialog units by which a
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-- child dialog is offset (vertically and
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-- horizontally) from a parent.
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:: ATTRIBUTE parentOffsetDlg -- The dialog from which a "child" dialog is
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-- "popped up".
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/*----------------------------------------------------------------------------
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init - initialises the ViewMgr
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- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
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::METHOD init
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--expose dlgOffset
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--say "ViewMgr-init."
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.local~my.ViewMgr = self
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self~dlgOffset = 200
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return
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/*- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
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/*----------------------------------------------------------------------------
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setPopupParent - Remembers the id of a parent dlg that is "popping up"
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a child dialog.
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- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
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::METHOD setPopupParent PUBLIC
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use strict arg parentDlg -- the dialog id of the Parent View
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self~parentDlg = parentDlg
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say "ViewMgr-setPopupParent-01. Parent View =" parentDlg
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/*----------------------------------------------------------------------------
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offsetDlg - Calculates the desired position of a "child" dialog given
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the dlg id of the "parent" dialog and offsets it from the
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parent dialog by the "dlgOffset".
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- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
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/* ::METHOD offsetDlg PUBLIC
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use strict arg childDlg
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say "ViewMgr-popupChild-01. Parent View, Child View:" parentDlg childDlg
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parentPos = parentView~getRealPos
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childPos = incr(dlgOffset, dlgOffset)
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return
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*/
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/*- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
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/*----------------------------------------------------------------------------
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showModel - Surface a View. Uses the ObjectMgr to see if the view already
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exists, and if so, to surface it; else the ObjectMgr causes the
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required view to be created.
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*** Note - Not supported by MessageSender in Exercise07. ***
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- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
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::METHOD showModel PUBLIC
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use strict arg modelClass, modelInstance
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say "ViewMgr-showModel-01: class / instance:" modelClass "/" modelInstance
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-- Get the ObjectMgr to do the work:
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dlg = .local~my.ObjectMgr~showModel(modelClass, modelInstance)
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if dlg = .false then do
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say "ViewMgr-showModel-02: bad response from ObjectMgr."
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return .false
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end
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else do
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--say "ViewMgr-showModel-03: good response from ObjectMgr."
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return .true
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end
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/*- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
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/*============================================================================*/
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