242 lines
10 KiB
Rexx
242 lines
10 KiB
Rexx
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/*----------------------------------------------------------------------------*/
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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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/* ooDialog User Guide
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Exercise 07: Customer Models and Data Classes v02-00 01Apr13
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Contains: classes "CustomerModel" "CustomerListModel" and "CustomerData".
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Pre-requisites: None.
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Outstanding Problems:
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None.
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Changes:
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v01-00 07Jun12: First version.
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v02-00 11Jan13: Modified to use the Model-View Framework with data read from
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file using the GenericFile class. CustomerListModel added.
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Commented out 'say' instructions.
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31Jan13: Removed 'query' method (it's in the superclass) from both
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Customer and CustomerList - also removed code storing data
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in self~myData.
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01Apr13: After ooDialog 4.2.2, Support folder moved to exercise
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folder, so change to ::Requires needed.
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------------------------------------------------------------------------------*/
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::REQUIRES "Support\GenericFile.rex"
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::REQUIRES "Support\Model.rex"
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/*//////////////////////////////////////////////////////////////////////////////
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==============================================================================
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CustomerModel v01-01 09Aug12
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------------
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The "model" part of the Customer component.
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Changes:
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v01-00 07Jun12: First version.
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= = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = */
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::CLASS CustomerModel SUBCLASS Model PUBLIC
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::ATTRIBUTE myData
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/*----------------------------------------------------------------------------
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Class Methods
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- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
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::METHOD newInstance CLASS PUBLIC
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expose noDataError
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use strict arg instanceName
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--say ".CustomerModel-newInstance-01; class name =" self~objectName
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-- Get my data via my superclass:
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forward class (super) continue
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customerId = RESULT
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return customerId
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/*----------------------------------------------------------------------------
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Instance Methods
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- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
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::METHOD init
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use strict arg dirData
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return self
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/*============================================================================*/
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/*//////////////////////////////////////////////////////////////////////////////
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==============================================================================
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CustomerListModel v02-00 13Jan08
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----------------
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The model for a list of Customers.
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Changes:
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v00-01 15Aug12: First version
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v02-00 13Jan08: Runs under MVF (Ex07). Commented out 'say's.
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= = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = */
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::CLASS CustomerListModel SUBCLASS Model PUBLIC
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::ATTRIBUTE myData
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/*----------------------------------------------------------------------------
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Class Methods
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- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
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::METHOD newInstance CLASS PUBLIC
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use arg instanceName
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self~wantList = .true -- set super's attribute
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forward class (super) continue
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return RESULT
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/*----------------------------------------------------------------------------
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Instance Methods
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- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
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::METHOD init
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use arg dirData
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--self~myData = arrdata
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--say "CustomerListModel-init-01: myData =" self~myData
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return self
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-- ::METHOD query PUBLIC
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/*----------------------------------------------------------------------------
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query - returns an array of all Customer data.
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In MVF this method is invoked by the RcView (or ResView) superclass.
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- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
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--say "CustomerListModel-query-01."
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-- return self~myData
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/*============================================================================*/
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/*//////////////////////////////////////////////////////////////////////////////
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==============================================================================
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CustomerData v01-01 09Aug12
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------------
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The "data" part of the Customer component.
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Changes:
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v01-00 07Jun12: First version.
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v02-00 09Aug12: Second version - subclasses GenericFile to read data from
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a disk file.
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08Jan13: Commented out some 'say' instructions.
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= = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = */
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::CLASS CustomerData SUBCLASS GenericFile PUBLIC
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::ATTRIBUTE created CLASS
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/*----------------------------------------------------------------------------
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Class Methods
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- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
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/*- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
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::METHOD newInstance CLASS PUBLIC -- Invoked by ObjectMgr
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--use strict arg instanceName
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if self~created = "CREATED" then do -- If this is first time
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--say ".CustomerData-newInstance-01."
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customerDataId = self~new()
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self~created = .true
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return customerDataId
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end
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else do
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say ".CustomerData-newInstance-02 - Error - Singleton component, so can't have more than one instance."
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return .false
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end
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/*----------------------------------------------------------------------------
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Instance Methods
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- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
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/*- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
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::METHOD init PUBLIC
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expose fileName numRecords
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fileName = "Customer\CustomerFile.txt"
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columns = 5 -- colums in the Customer "table"
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numRecords = self~init:super(fileName, columns)
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--say "CustomerData-init-01: numRecords:" numRecords
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/*
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if numRecords > 0 then do
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say "CustomerData-init-02: Array is:"
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say self~fileArray~tostring
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end
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*/
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return self
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/*============================================================================*/
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/*//////////////////////////////////////////////////////////////////////////////
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==============================================================================
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CustomerDT - A business data type for Customer data. v00-01 05May12
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= = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = =*/
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::CLASS CustomerDT PUBLIC
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-- dtName XML Name Description
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-- --------- ---------- -------------------------------
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-- ProductDT product
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::ATTRIBUTE custNo -- custNo Customer Number
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::ATTRIBUTE custName -- custName Customer Name
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::ATTRIBUTE discount -- discount Discount code
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::ATTRIBUTE address -- address Customer's address
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::ATTRIBUTE zipCode -- zip ZipCode
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::METHOD makeDir
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dir = .Directory~new
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dir["custNo"] = self~custNo
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dir["custName"] = self~custName
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dir["discount"] = self~discount
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dir["address"] = self~address
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dir["zipCode"] = self~zipCode
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return dir
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::METHOD list PUBLIC
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expose custNo custName discount address zipCode
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say "---------------"
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say "CustomerDT-List:"
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say "CustNo: " custNo " CustName:" custName
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say "Address: " address
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say "Zip: " zipCode " Discount:" discount
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say "---------------"
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/*============================================================================*/
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