Chilkat Examples

ChilkatHOMEAndroid™Classic ASPCC++C#Mono C#.NET Core C#C# UWP/WinRTDataFlexDelphi ActiveXDelphi DLLVisual FoxProJavaLianjaMFCObjective-CPerlPHP ActiveXPHP ExtensionPowerBuilderPowerShellPureBasicCkPythonChilkat2-PythonRubySQL ServerSwift 2Swift 3/4TclUnicode CUnicode C++Visual Basic 6.0VB.NETVB.NET UWP/WinRTVBScriptXojo PluginNode.jsExcelGo

Lianja Examples

Web API Categories

ASN.1
Amazon Glacier
Amazon S3
Amazon S3 (new)
Amazon SES
Amazon SNS
Amazon SQS
Async
Azure Cloud Storage
Azure Service Bus
Base64
Bounced Email
Box
CAdES
CSR
CSV
Certificates
Compression
DKIM / DomainKey
DSA
Diffie-Hellman
Digital Signatures
Dropbox
Dynamics CRM
ECC
Email Object
Encryption
FTP
FileAccess
Firebase
GMail REST API
Geolocation
Google APIs
Google Calendar
Google Cloud Storage
Google Drive
Google Photos
Google Sheets
Google Tasks
Gzip
HTML-to-XML/Text

HTTP
HTTP Misc
IMAP
JSON
JSON Web Encryption (JWE)
JSON Web Signatures (JWS)
JSON Web Token (JWT)
Java KeyStore (JKS)
MHT / HTML Email
MIME
Microsoft Graph
NTLM
OAuth1
OAuth2
OneDrive
OpenSSL
Outlook
PEM
PFX/P12
POP3
PRNG
REST
REST Misc
RSA
SCP
SFTP
SMTP
SSH
SSH Key
SSH Tunnel
SharePoint
Socket/SSL/TLS
Spider
Stream
Tar Archive
Upload
WebSocket
XAdES
XML
XML Digital Signatures
XMP
Zip
curl

 

 

 

(Lianja) Async Progress Info Log

Demonstrates checking for progress info updates when running a task asynchronously.

Chilkat Lianja Extension Download

Chilkat Lianja Extension

// All Chilkat classes can be unlocked at once at the beginning of a program
// by calling UnlockBundle.  It requires a Bundle unlock code.
loChilkatGlob = createobject("CkGlobal")
llSuccess = loChilkatGlob.UnlockBundle("Anything for 30-day trial.")
if (llSuccess <> .T.) then
    ? loChilkatGlob.LastErrorText
    release loChilkatGlob
    return
endif

// The mailman object is used for sending and receiving email.
loMailman = createobject("CkMailMan")

// Set the SMTP server and any required settings.
loMailman.SmtpHost = "smtp.mymailserver.com"
loMailman.SmtpUsername = "myLogin"
loMailman.SmtpPassword = "myPassword"
loMailman.StartTLS = .T.

// Create a new email object
loEmail = createobject("CkEmail")

loEmail.Subject = "This is a test"
loEmail.Body = "This is a test"
loEmail.From = "Chilkat Support <support@chilkatsoft.com>"
llSuccess = loEmail.AddTo("Chilkat Admin","admin@chilkatsoft.com")

// Call the async version of the SendEmail method to return a task object.
// The task object is loaded, but is in the Inert state -- meaning it is
// not yet scheduled to run on Chilkat's background thread pool.
loTask = loMailman.SendEmailAsync(loEmail)
if (loMailman.LastMethodSuccess = .F.) then
    ? loMailman.LastErrorText
    release loChilkatGlob
    release loMailman
    release loEmail
    return
endif

// Before starting the task, tell it to keep an in-memory log of what would've been
// ProgressInfo event callbacks.
loTask.KeepProgressLog = .T.

// Schedule the task for running on the thread pool.  This changes the task's state
// from Inert to Live.
llSuccess = loTask.Run()
if (llSuccess <> .T.) then
    ? loTask.LastErrorText
    release loTask
    release loChilkatGlob
    release loMailman
    release loEmail
    return
endif

// The application is now free to do anything else
// while the email is being sent.

// For this example, we'll simply sleep and periodically
// check to see if the SendEmail if finished.  While checking
// however, we'll report on the progress.
lnCurPctDone = 0

do while loTask.Finished <> .T.

    if (loTask.PercentDone <> lnCurPctDone) then
        lnCurPctDone = loTask.PercentDone
        ? str(lnCurPctDone) + " percent done"
    endif

    // Check the progress info log.
    // Emit any log entries..
    do while (loTask.ProgressLogSize > 0)
        // Get the 1st entry, emit it, and then remove it..
        lcName = loTask.ProgressInfoName(0)
        lcValue = loTask.ProgressInfoValue(0)
        ? lcName + ": " + lcValue
        loTask.RemoveProgressInfo(0)
    enddo

    // Sleep 100 ms.
    loTask.SleepMs(100)

enddo

// Just in case there are any remaining entries...
do while (loTask.ProgressLogSize > 0)
    // Get the 1st entry, emit it, and then remove it..
    lcName = loTask.ProgressInfoName(0)
    lcValue = loTask.ProgressInfoValue(0)
    ? lcName + ": " + lcValue
    loTask.RemoveProgressInfo(0)
enddo

// A finished task could be one that was canceled, aborted, or truly finished.  

// If the task was "canceled", it was canceled prior to actually starting.  This could
// happen if the task was canceled while waiting in a thread pool queue to be scheduled by Chilkat's
// background thread pool scheduler.  

// If the task was "aborted", it indicates that it was canceled while running in a background thread.  
// The ResultErrorText will likely indicate that the task was aborted.

// If the task "completed", then it ran to completion, but the actual success/failure of the method
// is determined by the result obtained via a GetResult* method.  (A "completed" task will
// have a StatusInt equal to 7.   If the task finished, but was not completed, then it must've
// been aborted or canceled:
if (loTask.StatusInt <> 7) then
    ? "Task did not complete."
    ? "task status: " + loTask.Status
    release loTask
    release loChilkatGlob
    release loMailman
    release loEmail
    return
endif

// The SendEmail method returns a boolean.  Therefore, after the task is finished,
// we can get the boolean result by calling GetResultBool.  This is the return value had
// we called SendEmail synchronously.
llSuccess = loTask.GetResultBool()
if (llSuccess <> .T.) then
    // The task's ResultErrorText contains what would have been in the LastErrorText property had
    // the SendEmail method been called synchronously.
    ? loTask.ResultErrorText
else
    ? "Email sent asynchronously."
endif

release loTask

llSuccess = loMailman.CloseSmtpConnection()
if (llSuccess <> .T.) then
    ? "Connection to SMTP server not closed cleanly."

endif



release loChilkatGlob
release loMailman
release loEmail

 

© 2000-2019 Chilkat Software, Inc. All Rights Reserved.