PWCT 1.9 Art Documentation ( http://doublesvsoop.sourceforge.net )

2006-2013, Mahmoud Fayed ( msfclipper@users.sourceforge.net )

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Table of contents

1 - Introduction

2 - Implementation steps

3 - Final Steps Tree

4 - Application during the runtime

1 - Introduction

In this lesson we are going to learn how to add Login, users and permissions windows to our project.

2 - Implementation Steps

Open folder C:\SSRPWI\DoubleS\RPWI1\Template\UsersAndPermissions

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Open template database to understand its structure.

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Copy source files to our project folder

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Open database sysdata.mdb then import tables from template database.

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Open Main.SSF

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Open Customers.SSF

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Press CTRL+R to generate the source code file Customers.PRG

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3 - Final Steps Tree

========================

Main.SSF

========================

The First Step

                Load System Modules

                                Set Procedure to "About.PRG"

                                Set Procedure to "Database.PRG"

                                Set Procedure to "Customers.PRG"

                                Set Procedure to "CustomersBrowse.PRG"

                                Set Procedure to "CustDataBrowse.PRG"

                                Set Procedure to "CustomerBrowse2.PRG"

                                Set Procedure to "ReportParent.PRG"

                                Set Procedure to "CustomersReport.PRG"

                                Set Procedure to "CustomersReport2.PRG"

                                Set Procedure to "MasterDetailsTest.PRG"

                                Set Procedure to "OrdersReport.PRG"

                                Set Procedure to "SelectItem.PRG"

                                Set Procedure to "Users_Data.PRG"

                                Set Procedure to "UserPermissions_Data.PRG"

                Create System Objects

                                Create Object AboutObject of Class AboutClass

                                Create Object CustomersDataObject of Class CustomersDataClass

                                Create Object CustomersBrowseObject of Class CustomersBrowseClass

                                Create Object CustDataBrowseObject of Class CustDataBrowseClass

                                Create Object CustomersBrowse2Object of Class CustomersBrowse2Class

                                Create Object CustomersReportObject of Class CustomersReportClass

                                Create Object CustomersReport2Object of Class CustomersReport2Class

                                Create Object OrdersObject of Class OrdersClass

                                Create Object OrdersReportObject of Class OrdersReportClass

                                Create Object SelectItemObject of Class SelectItemClass

                                Create Object UsersObject of Class UsersClass

                                Create Object UserPermissionsObject of Class UserPermissionsClass

                Define New Window ( win1 ) , Title : "System"

                                Window Events

                                                Event: ON INIT : Action UsersObject:SystemLogin()

                                Window Properties

                                Window Controls

                                                START OF MAIN MENU

                                                                MENU POPUPS

                                                                                DEFINE POPUP "File"

                                                                                                POPUP ITEMS

                                                                                                                Define ITEM ( "Customers Data/Browse" )

                                                                                                                Define ITEM ( "Customers Browse" )

                                                                                                                Define ITEM ( "Customers Browse by Country" )

                                                                                                                Define ITEM ( "Customers" )

                                                                                                                Define ITEM ( "Customers Report" )

                                                                                                                Define ITEM ( "Customers Report - filter by date of birth" )

                                                                                                                Define ITEM ( "Master Details test" )

                                                                                                                Define ITEM ( "Master Details report" )

                                                                                                                Define ITEM ( "About" )

                                                                                                                Define ITEM ( "Users" )

                                                                                                                Define ITEM ( "Close System" )

                                                                                                END OF POPUP

                                                                END OF MAIN MENU

                                                Define New Statusbar

                                                                Items

                                                                                Define New StatusItem ( "Ready" )

                                                                                                Events

                                                                                                Properties

                                                                                Keyboard

                                                                                                Events

                                                                                                Properties

                                                                                Clock

                                                                                                Events

                                                                                                Properties

                                                                End Statusbar

                                End Of Window

                                win1.Maximize ( )

                                Activate window

Procedures

                Define Procedure closesystem

                                Start Here

                                                win1.Release ( )

                                End of Procedure

======================

Customers.SSF

======================

Set Class Name & Window Name

                PWCT-Code Generator: Replace String (MyClassName) with (CustomersDataClass)

                PWCT-Code Generator: Replace String (MyWindowName) with (&(self:cWindowName))

Class

                Define Class MyClassName From SystemDatabase

                                Declare Class Data

                                                Data cWindowName Init Value "CustomersDataWindow"

                                ************************** Record Data Here **************************

                                                Data TableName Init Value "Customers"

                                                Data cCustName Init Value ""

                                                Data cCustAddress Init Value ""

                                                Data cCustPhone Init Value ""

                                                Country

                                                                Data nCountry Init Value 0

                                                                Data CountryItems Init Value {}

                                                                Data CountryItemsIDs Init Value {}

                                                Data dDateOfBirth Init Value date()

                                Declare Class Methods

                                                Method showwindow

                                                Method closewindow

                                                Method SetMode

                                                Method UserInterface2Class

                                                Method Class2ADO

                                                Method ADO2Class

                                                Method Class2UserInterface

                                                Method ClearRecord

                                                Method AutoGotoRecord

                                                Method CheckData

                                End of Class

                                ******************************* Methods to Customize *****************************

                                                Define Method showwindow Class MyClassName

                                                                Start Here

                                                                                Check Permission

                                                                                                IF ( UsersObject:CheckPermission(1) = False )

                                                                                                                Start Here

                                                                                                                                Show Message "You don't have permission to access this window" Title "Sorry" Type: Message Info

                                                                                                                                Return 0

                                                                                                                END OF IF STATEMENT

                                                                                myout = self.connect()

                                                                                myout = self.AutoGotoRecord()

                                                                                Define New Window ( MyWindowName ) , Title : "Customers Data"

                                                                                                Window Events

                                                                                                Window Properties

                                                                                                Window Controls

                                                                                                                Define New Image ( image1 ) , Image : "image\Back.jpg"

                                                                                                                                Events

                                                                                                                                Properties

                                                                                                                Window Title

                                                                                                                                Define Label ( lblTitle ) , Caption : "Customers Data Window"

                                                                                                                                                Label Events

                                                                                                                                                Label Properties

                                                                                                                Data Buttons

                                                                                                                                Define New Button ( btnFirst ) , Caption : "First"

                                                                                                                                                Button Events

                                                                                                                                                                Event: ON CLICK : Action self:firstrecord()

                                                                                                                                                Button Properties

                                                                                                                                Define New Button ( btnNext ) , Caption : "Next"

                                                                                                                                                Button Events

                                                                                                                                                                Event: ON CLICK : Action self:nextrecord()

                                                                                                                                                Button Properties

                                                                                                                                Define New Button ( btnLast ) , Caption : "Last"

                                                                                                                                                Button Events

                                                                                                                                                                Event: ON CLICK : Action self:lastrecord()

                                                                                                                                                Button Properties

                                                                                                                                Define New Button ( btnClose ) , Caption : "Close"

                                                                                                                                                Button Events

                                                                                                                                                                Event: ON CLICK : Action self:closewindow()

                                                                                                                                                Button Properties

                                                                                                                                Define New Button ( btnPrev ) , Caption : "Prev "

                                                                                                                                                Button Events

                                                                                                                                                                Event: ON CLICK : Action self:prevrecord()

                                                                                                                                                Button Properties

                                                                                                                                Define New Button ( btnDel ) , Caption : "Delete"

                                                                                                                                                Button Events

                                                                                                                                                                Event: ON CLICK : Action self:delrecord()

                                                                                                                                                Button Properties

                                                                                                                                Define New Button ( btnsave ) , Caption : "Save"

                                                                                                                                                Button Events

                                                                                                                                                                Event: ON CLICK : Action self:saverecord()

                                                                                                                                                Button Properties

                                                                                                                                Define New Button ( btncancel ) , Caption : "Cancel"

                                                                                                                                                Button Events

                                                                                                                                                                Event: ON CLICK : Action self:cancelrecord()

                                                                                                                                                Button Properties

                                                                                                                                Define New Button ( btnedit ) , Caption : "Edit"

                                                                                                                                                Button Events

                                                                                                                                                                Event: ON CLICK : Action self:editrecord()

                                                                                                                                                Button Properties

                                                                                                                                Define New Button ( btnadd ) , Caption : "Add"

                                                                                                                                                Button Events

                                                                                                                                                                Event: ON CLICK : Action self:addrecord()

                                                                                                                                                Button Properties

                                                                                                                Define Label ( lbl1 ) , Caption : "Name"

                                                                                                                                Label Events

                                                                                                                                Label Properties

                                                                                                                Define Label ( lbl2 ) , Caption : "Address"

                                                                                                                                Label Events

                                                                                                                                Label Properties

                                                                                                                Define Label ( lbl3 ) , Caption : "Phone"

                                                                                                                                Label Events

                                                                                                                                Label Properties

                                                                                                                Define TextBox ( textName )

                                                                                                                                TextBox EVENTS

                                                                                                                                TextBox Properties

                                                                                                                Define TextBox ( textAddress )

                                                                                                                                TextBox EVENTS

                                                                                                                                TextBox Properties

                                                                                                                Define TextBox ( textPhone )

                                                                                                                                TextBox EVENTS

                                                                                                                                TextBox Properties

                                                                                                                Country

                                                                                                                                myout = Self.LoadLookupTable("country","country",@self:countryitems,"id",@self:countryitemsids)

                                                                                                                                Define Label ( lblCountry ) , Caption : "Country"

                                                                                                                                                Label Events

                                                                                                                                                Label Properties

                                                                                                                                Define Combobox ( comboCountry ) , Items : self:CountryItems

                                                                                                                                                Combobox Events

                                                                                                                                                Combobox Properties

                                                                                                                Define Label ( lbl5 ) , Caption : "Date of Birth"

                                                                                                                                Label Events

                                                                                                                                Label Properties

                                                                                                                Define New DatePicker ( DateOfBirth )

                                                                                                                                Events

                                                                                                                                Properties

                                                                                                End Of Window

                                                                                                MyWindowName.Center ( )

                                                                                                myout = self.showrecord()

                                                                                                myout = self.setmode(2)

                                                                                                Activate window

                                                                End of Method (Return 0)

                                                Define Method UserInterface2Class Class MyClassName

                                                                Start Here

                                                                                self:cCustName = MyWindowName.textName.Value

                                                                                self:cCustAddress = MyWindowName.textAddress.Value

                                                                                self:cCustPhone = MyWindowName.textPhone.Value

                                                                                Country

                                                                                                self:nCountry = MyWindowName.ComboCountry.Value

                                                                                                self:nCountry = self:CountryItemsIDs[self:nCountry]

                                                                                self:dDateOfBirth = MyWindowName.DateofBirth.Value

                                                                End of Method (Return 0)

                                                Define Method Class2ADO Class MyClassName

                                                                Start Here

                                                                                ADODB RecordSet (self:oRS) Set Field ("CustName") Value To (self:cCustName)

                                                                                ADODB RecordSet (self:oRS) Set Field ("CustAddress") Value To (self:cCustAddress)

                                                                                ADODB RecordSet (self:oRS) Set Field ("CustPhone") Value To (self:cCustPhone)

                                                                                ADODB RecordSet (self:oRS) Set Field ("CountryID") Value To (self:nCountry)

                                                                                ADODB RecordSet (self:oRS) Set Field ("DateOfBirth") Value To (self:dDateOfBirth)

                                                                End of Method (Return 0)

                                                Define Method ADO2Class Class MyClassName

                                                                Start Here

                                                                                self:cCustName = ADODB RecordSet (self:oRS) Get Field ("CustName") Value

                                                                                self:cCustAddress = ADODB RecordSet (self:oRS) Get Field ("CustAddress") Value

                                                                                self:cCustPhone = ADODB RecordSet (self:oRS) Get Field ("CustPhone") Value

                                                                                self:nCountry = ADODB RecordSet (Self:oRS) Get Field ("CountryID") Value

                                                                                self:dDateOfBirth = ADODB RecordSet (self:oRS) Get Field ("DateOfBirth") Value

                                                                End of Method (Return 0)

                                                Define Method Class2UserInterface Class MyClassName

                                                                Start Here

                                                                                MyWindowName.textName.Value := self:cCustName

                                                                                MyWindowName.textAddress.Value := self:cCustAddress

                                                                                MyWindowName.textPhone.Value := self:cCustPhone

                                                                                Country

                                                                                                self:nCountry = self.LookupIDToIndex(self:nCountry,@self:CountryItemsIDs)

                                                                                                MyWindowName.ComboCountry.Value := self:nCountry

                                                                                MyWindowName.DateOfBirth.Value := self:dDateofBirth

                                                                End of Method (Return 0)

                                                Define Method ClearRecord Class MyClassName

                                                                Start Here

                                                                                self.cCustName = ""

                                                                                self.cCustAddress = ""

                                                                                self.cCustPhone = ""

                                                                                self.nCountry = 0

                                                                                self.dDateOfBirth = Date()

                                                                End of Method (Return 0)

                                                Define Method setmode(p1) Class MyClassName

                                                                Start Here

                                                                                IF ( p1 = 1 )

                                                                                                Start Here

                                                                                                                MyWindowName.btnfirst.Enabled := false

                                                                                                                MyWindowName.btnnext.Enabled := false

                                                                                                                MyWindowName.btnprev.Enabled := false

                                                                                                                MyWindowName.btnlast.Enabled := false

                                                                                                                MyWindowName.btndel.Enabled := false

                                                                                                                MyWindowName.btnclose.Enabled := false

                                                                                                                MyWindowName.btnsave.Enabled := true

                                                                                                                MyWindowName.btncancel.Enabled := true

                                                                                                                MyWindowName.btnedit.Enabled := false

                                                                                                                MyWindowName.btnadd.Enabled := false

                                                                                                                MyWindowName.textName.Enabled := true

                                                                                                                MyWindowName.textAddress.Enabled := true

                                                                                                                MyWindowName.textPhone.Enabled := true

                                                                                                                MyWindowName.ComboCountry.Enabled := True

                                                                                                                MyWindowName.DateOfBirth.Enabled := True

                                                                                                END OF IF STATEMENT

                                                                                IF ( p1 = 2 )

                                                                                                Start Here

                                                                                                                MyWindowName.btnfirst.Enabled := true

                                                                                                                MyWindowName.btnnext.Enabled := true

                                                                                                                MyWindowName.btnprev.Enabled := true

                                                                                                                MyWindowName.btnlast.Enabled := true

                                                                                                                MyWindowName.btndel.Enabled := true

                                                                                                                MyWindowName.btnclose.Enabled := true

                                                                                                                MyWindowName.btnsave.Enabled := false

                                                                                                                MyWindowName.btncancel.Enabled := false

                                                                                                                MyWindowName.btnedit.Enabled := true

                                                                                                                MyWindowName.btnadd.Enabled := true

                                                                                                                MyWindowName.textName.Enabled := False

                                                                                                                MyWindowName.textAddress.Enabled := False

                                                                                                                MyWindowName.textPhone.Enabled := False

                                                                                                                MyWindowName.ComboCountry.Enabled := False

                                                                                                                MyWindowName.DateOfBirth.Enabled := False

                                                                                                END OF IF STATEMENT

                                                                                self:OperationMode = p1

                                                                End of Method (Return 0)

                                                Define Method CheckData Class MyClassName

                                                                Start Here

                                                                                Local myret,cName,nCountry

                                                                                myret = True

                                                                                Check Name

                                                                                                cName = MyWindowName.textName.Value

                                                                                                cName = All Trim cName

                                                                                                IF ( cName == "" )

                                                                                                                Start Here

                                                                                                                                Show Message "Enter Customer Name" Title "Sorry" Type: Message Info

                                                                                                                                myret = False

                                                                                                                END OF IF STATEMENT

                                                                                Check Country

                                                                                                nCountry = MyWindowName.ComboCountry.Value

                                                                                                IF ( nCountry = 0 )

                                                                                                                Start Here

                                                                                                                                Show Message "Please select the country" Title "Sorry" Type: Message Info

                                                                                                                                Check Permission

                                                                                                                END OF IF STATEMENT

                                                                End of Method (Return myret)

                                Class Methods

                                                Define Method closewindow Class MyClassName

                                                                Start Here

                                                                                myout = self.disconnect()

                                                                                MyWindowName.Release ( )

                                                                End of Method (Return 0)

                                                Define Method AutoGotoRecord Class MyClassName

                                                                Start Here

                                                                                IF ( self:LFindRecord = true .and. self:OperationMode = 2 )

                                                                                                Start Here

                                                                                                                ADODB RecordSet (self:oRS) Find , Cirteria self:CFindExpr

                                                                                                                mycheck = ADODB RecordSet self:oRS , Check EOF

                                                                                                                IF ( mycheck = true )

                                                                                                                                Start Here

                                                                                                                                                ADODB RecordSet self:oRS - Goto Previous Record

                                                                                                                                END OF IF STATEMENT

                                                                                                                IF ( iswindowdefined( MyWindowName ) )

                                                                                                                                Start Here

                                                                                                                                                myout = self.showrecord()

                                                                                                                                                MyWindowName.SetFocus ( )

                                                                                                                                END OF IF STATEMENT

                                                                                                END OF IF STATEMENT

                                                                                self:LFindRecord = false

                                                                                self:CFindExpr = ""

                                                                End of Method (Return 0)

4 - Application during the runtime

runtime1.JPG

Fig.51

runtime2.JPG

Fig.52

runtime3.JPG

Fig.53

runtime4.JPG

Fig.54

runtime5.JPG

Fig.55

runtime6.JPG

Fig.56

runtime7.JPG

Fig.57

runtime8.JPG

Fig.58

runtime9.JPG

Fig.59