BBjGrid::isDataAware

Description

Returns whether the BBjGrid is data aware.

Syntax

Return Value

Method

boolean

isDataAware()

Parameters

None.

Return Value

Returns whether the grid is data aware. BBjStandardGrid objects will always return false and BBjDataAwareGrid objects will always return true. (1=data aware, 0=not data aware).

Example

rem 'Check if Grid is data aware using isDataAware()

rem 'Obtain the instance of the BBjAPI object
let myAPI!=BBjAPI()

rem 'Open the SysGui device
SYSGUI=UNT
OPEN (SYSGUI) "X0"

rem 'Obtain the instance of the BBjSysGui object
let mySysGui!=myAPI!.getSysGui()

rem 'Template for the customer data
TMPL$="CUST_NUMBER:C(6),FIRST_NAME:C(10),LAST_NAME:C(10),COMPANY:C(20),ADDRESS:C(20),CITY:C(15),STATE:C(2),ZIP_CODE:C(5)"

rem 'Create the customer data file
GOSUB CreateDataFile

rem 'Create the main window, initially invisible
myWindow! = mySysGui!.addWindow(100,100,650,230,"Data Aware Grid",$00000012$)

rem 'Open the data file
let DATACHAN=UNT
OPEN (DATACHAN) "BBjDAGrid.dat"

rem 'Create the grid
BBjGrid!=MyWindow!.addDataAwareGrid(500,10,10,600,190,DATACHAN,TMPL$)

rem 'Setup the grid
GOSUB SetupGrid

rem 'Check if grid is data aware
DATAAWARE=BBjGrid!.isDataAware()
PRINT "Data aware ",DATAAWARE

rem 'Make the window visible
myWindow!.setVisible(mySysGui!.TRUE)

rem 'Register callback routines
CALLBACK(ON_CLOSE,EXIT_PROGRAM,mySysGui!.getContext())

rem 'Process Events
process_events

rem 'Callback routine that is called upon user exit
EXIT_PROGRAM:
release

rem 'Routine to create the customer data file
CreateDataFile:
    rem 'Create array to hold customer information
    NUM_OF_CUSTOMERS=10
    NUM_OF_FIELDS=8
    DIM CUST_ARRAY$[NUM_OF_CUSTOMERS,NUM_OF_FIELDS]
    CUST_ARRAY$[0,0]="000001",CUST_ARRAY$[0,1]="Brian",CUST_ARRAY$[0,2]="Johnson"
    CUST_ARRAY$[0,3]="Basis International",CUST_ARRAY$[0,4]="5901 Jefferson"
    CUST_ARRAY$[0,5]="Albuquerque",CUST_ARRAY$[0,6]="NM",CUST_ARRAY$[0,7]="87109"
    CUST_ARRAY$[1,0]="000002",CUST_ARRAY$[1,1]="Rosalie",CUST_ARRAY$[1,2]="Ortega"
    CUST_ARRAY$[1,3]="MOPS",CUST_ARRAY$[1,4]="103 Main Street"
    CUST_ARRAY$[1,5]="Las Cruces",CUST_ARRAY$[1,6]="NM",CUST_ARRAY$[1,7]="88113"
    CUST_ARRAY$[2,0]="000003",CUST_ARRAY$[2,1]="Neal",CUST_ARRAY$[2,2]="Smith"
    CUST_ARRAY$[2,3]="Intel",CUST_ARRAY$[2,4]="6750 Wyoming"
    CUST_ARRAY$[2,5]="Albuquerque",CUST_ARRAY$[2,6]="NM",CUST_ARRAY$[2,7]="87114"
    CUST_ARRAY$[3,0]="000004",CUST_ARRAY$[3,1]="Pat",CUST_ARRAY$[3,2]="Correl"
    CUST_ARRAY$[3,3]="R&J Construction",CUST_ARRAY$[3,4]="5466 Corrales"
    CUST_ARRAY$[3,5]="Albuquerque",CUST_ARRAY$[3,6]="NM",CUST_ARRAY$[3,7]="87110"
    CUST_ARRAY$[4,0]="000005",CUST_ARRAY$[4,1]="Laura",CUST_ARRAY$[4,2]="Thompson"
    CUST_ARRAY$[4,3]="B&F Associates",CUST_ARRAY$[4,4]="23211 Greene"
    CUST_ARRAY$[4,5]="Las Vegas",CUST_ARRAY$[4,6]="NV",CUST_ARRAY$[4,7]="87670"
    CUST_ARRAY$[5,0]="000006",CUST_ARRAY$[5,1]="Kevin",CUST_ARRAY$[5,2]="Brown"
    CUST_ARRAY$[5,3]="High Finance",CUST_ARRAY$[5,4]="12311 Money Way"
    CUST_ARRAY$[5,5]="Portland",CUST_ARRAY$[5,6]="OR",CUST_ARRAY$[5,7]="23490"
    CUST_ARRAY$[6,0]="000007",CUST_ARRAY$[6,1]="Jeff",CUST_ARRAY$[6,2]="Carson"
    CUST_ARRAY$[6,3]="CMGI",CUST_ARRAY$[6,4]="3212 Charger Trail"
    CUST_ARRAY$[6,5]="West Palm Beach",CUST_ARRAY$[6,6]="FL",CUST_ARRAY$[6,7]="43651"
    CUST_ARRAY$[7,0]="000008",CUST_ARRAY$[7,1]="Jane",CUST_ARRAY$[7,2]="Kytel"
    CUST_ARRAY$[7,3]="BEOS",CUST_ARRAY$[7,4]="6634 Dogwood"
    CUST_ARRAY$[7,5]="Springdale",CUST_ARRAY$[7,6]="AK",CUST_ARRAY$[7,7]="65211"
    CUST_ARRAY$[8,0]="000009",CUST_ARRAY$[8,1]="Laurence",CUST_ARRAY$[8,2]="Olivia"
    CUST_ARRAY$[8,3]="Old Timers",CUST_ARRAY$[8,4]="1245 Golf Course"
    CUST_ARRAY$[8,5]="Tulsa",CUST_ARRAY$[8,6]="OK",CUST_ARRAY$[8,7]="35213"
    CUST_ARRAY$[9,0]="000010",CUST_ARRAY$[9,1]="Paul",CUST_ARRAY$[9,2]="Talbot"
    CUST_ARRAY$[9,3]="Courier",CUST_ARRAY$[9,4]="3433 Font Way"
    CUST_ARRAY$[9,5]="Dayton",CUST_ARRAY$[9,6]="OH",CUST_ARRAY$[9,7]="98812"

    rem 'Create the data file
    ERASE "BBjDAGrid.dat",ERR=CREATE_FILE

CREATE_FILE:
    MKEYED "BBjDAGrid.dat",[1:1:6],20,150
    let DATACHAN=UNT
    OPEN (DATACHAN) "BBjDAGrid.dat"
    DIM REC$:TMPL$
    FOR CUST_NUM = 0 TO NUM_OF_CUSTOMERS - 1
        FOR FIELD_NUM = 0 TO NUM_OF_FIELDS - 1
            SWITCH FIELD_NUM
                CASE 0
                    REC.CUST_NUMBER$=CUST_ARRAY$[CUST_NUM,FIELD_NUM]
                    break
                CASE 1
                    REC.FIRST_NAME$=CUST_ARRAY$[CUST_NUM,FIELD_NUM]
                    break
                CASE 2
                    REC.LAST_NAME$=CUST_ARRAY$[CUST_NUM,FIELD_NUM]
                    break
                CASE 3
                    REC.COMPANY$=CUST_ARRAY$[CUST_NUM,FIELD_NUM]
                    break
                CASE 4
                    REC.ADDRESS$=CUST_ARRAY$[CUST_NUM,FIELD_NUM]
                    break
                CASE 5
                    REC.CITY$=CUST_ARRAY$[CUST_NUM,FIELD_NUM]
                    break
                CASE 6
                    REC.STATE$=CUST_ARRAY$[CUST_NUM,FIELD_NUM]
                    break
                CASE 7
                    REC.ZIP_CODE$=CUST_ARRAY$[CUST_NUM,FIELD_NUM]
                    break
            SWEND
        NEXT FIELD_NUM
        WRITE RECORD (DATACHAN) REC$
    NEXT CUST_NUM
    CLOSE (DATACHAN)
return

rem 'Routine to setup the grid
SetupGrid:
    rem 'Set the grid attributes
    BBjGrid!.setHorizontalScrollable(mySysGui!.TRUE)
    BBjGrid!.setVerticalScrollable(mySysGui!.TRUE)
    BBjGrid!.setDefaultColumnWidth(110)
    BBjGrid!.setScrollUpdate(mySysGui!.TRUE)
    BBjGrid!.setDefaultAlignment(mySysGui!.GRID_ALIGN_LEFT)
    BBjGrid!.setHasColumnHeader(mySysGui!.TRUE)
    BBjGrid!.setDefaultAlignment(mySysGui!.GRID_ALIGN_LEFT)
return

See Also

BBjAPI

BBjGrid

BBjControl

BBj Object Variables

EVENTMASK Mnemonic - Change Event Mask

See the BBj Object Diagram for an illustration of the relationship between BBj Objects.