*---------------------------------------------------------------

.

. Program Name: gcalender.pls

. Description: Sample google calendar support

. Embedded calendar support

.

. Revision History:

.

. Date: 10/20/2025

. Original code

.

. Note:

.

. The html file named gcalendar_sup.html must be updated with a

. Google <iframe> embed code from the "Integrate calendar" section

.

. Step 1: Get the embed code from Google Calendar

. Open Google Calendar on your computer.

. Click the Settings menu (the gear icon) in the top right corner, then select Settings.

. In the left-hand menu, click on the name of the calendar you wish to embed.

. Scroll down to the "Integrate calendar" section and copy the <iframe> code that is provided.

. To customize the calendar's appearance, click Customize before copying the code. You can

. choose the default view, color, and size options.

.

. Step 2: Add the embed code to the gcalendar_sup.html file

.

INCLUDE plbequ.inc

INCLUDE plbmeth.inc

INCLUDE plbstdlib.inc

CIFNDEF $CLI_STATE_CORDOVA

$CLI_STATE_CORDOVA EQU 2

$CLI_STATE_BOOTSTRAP5 EQU 16

CENDIF

// Runtime status variables

isGui BOOLEAN

isWebSrv BOOLEAN

isPlbSrv BOOLEAN

isWebview BOOLEAN

isWebCliApp BOOLEAN

isSmallScreen BOOLEAN

// Global data

mainForm PLFORM gcalendar.plf

Client CLIENT

*---------------------------------------------------------------

// <program wide variables>

*................................................................

.

. Code start

.

CALL Main

LOOP

EVENTWAIT

REPEAT

STOP

*................................................................

.

. Check what type of runtime support we have

.

CheckStatus LFUNCTION

ENTRY

runtimeData DIM 50

runtimeVersion DIM 5

unused DIM 1

plbRuntime DIM 9

WidthData DIM 5

checkWidth FORM 5

.

. Check for character mode runtime

.

GETMODE *GUI=isGui

IF (isGui)

.

. check windows console.

.

CLOCK VERSION,runtimeData

UNPACK runtimeData,runtimeVersion,unused,plbRuntime

CHOP plbRuntime

IF (NOCASE plbRuntime == "PLBCON")

CLEAR isGui

ENDIF

IF (NOCASE plbRuntime == "PLBWEBSV")

SET isWebSrv

ENDIF

IF (NOCASE plbRuntime == "PLBSERVE")

SET isPlbSrv

ENDIF

ENDIF

IF (isGui)

WINHIDE

Client.Getstate Giving isWebCliApp Using $CLI_STATE_CORDOVA

Client.Getstate Giving isWebview Using $CLI_STATE_BOOTSTRAP5

.

. For version 10.6 uncomment the line below

.

. MOVE 1 to isWebview

.

. Check for a small screen (such as iphone)

.

IF (isWebSrv)

Client.GetWinInfo Giving WidthData Using 0x2

MOVE WidthData To checkWidth

MOVE (checkWidth <= 700) to isSmallScreen

ENDIF

ENDIF

FUNCTIONEND

*................................................................

.

. Load a supporting HTML file

.

LoadSupportHtml LFUNCTION

htmlCtl HTMLCONTROL ^

fileName DIM 250

ENTRY

htmlFile FILE

htmlBuffer DIM ^

fileSize INTEGER 4

fullFileName DIM 250

seq FORM "-1"

EXCEPTSET NoFile IF IO

OPEN htmlFile,fileName,Read

*

.Read the registration file into a buffer

.

GETFILE htmlFile,TxtName=fullFileName

FINDFILE fullFileName,FileSize=fileSize

IF (!fileSize)

INCR fileSize

ENDIF

.

DMAKE htmlBuffer,fileSize

.

READ htmlFile,Seq;*ABSON,htmlBuffer

htmlCtl.InnerHtml Using htmlBuffer,$HTML_HAS_EVENTS

CLOSE htmlFile

DFREE htmlBuffer

noFile

FUNCTIONEND

*................................................................

.

. Main - Main program entry point

.

Main LFUNCTION

ENTRY

result FORM 4

CALL CheckStatus

IF (!isGui)

KEYIN "This runtime can't run this program. ",result

STOP

ENDIF

IF (!isWebview)

ALERT STOP,"This program requires WebView support.",result

STOP

ENDIF

.

. On smaller screens change to % positioning for left and width

.

IF (isWebCliApp || isSmallScreen)

SETMODE *PERCENTCONVERT=1

ENDIF

FORMLOAD mainForm

CALL LoadSupportHtml Using calHtmlArea,"gcalendar_sup.html"

calFrmMain.SetAsClient

Client.SetUTF8Convert Using 0

FUNCTIONEND