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Member DOCUMENT does not evaluate to an object
Message
General information
Forum:
Visual FoxPro
Category:
Coding, syntax & commands
Environment versions
Visual FoxPro:
VFP 9 SP2
OS:
Windows 7
Miscellaneous
Thread ID:
01514050
Message ID:
01514082
Views:
48
I had that single TYPE command and tried to add a TYPE check on the "this.document.body" line as well. Still errored. I had the following code in the DownloadComplete method.
IF TYPE("this.document") = "O"
     IF TYPE("this.document.body") = "O"
          This.Document.Body.contentEditable = .T.  && This is a good context menu
     ENDIF
ENDIF
>Try to check for
>
>TYPE("This.Document") = "O"
>
>
>>I am using Cesar Chalom's email form & classes contained in his FoxyPreviewer code. Specifically, the class is "pr_htmledit." Periodically it will error with the message: "Member DOCUMENT does not evaluate to an object." The error appears to be occuring at the cie.DownloadComplete method's command...
>>
>>
This.Document.Body.contentEditable = .T.  && This is a good context menu
>>
>>I have tried to wrap that command in TYPE commands attempting to issue it only when "this.document.body" is an object type, but no joy.
>>
>>On workstations, it appears to occur more frequently... as though its a timing issue with the instantiation of the IE control or the Navigate command.
>>
>>The original INIT code of PR_HTMLEDIT.CIE looks like...
>>
>>
>>* Navigate to a blank page
>>
>>*This.Navigate2("About:Blank")
>>* Prevent an OLE error, and wait until the object
>>* gets the blank page open before showing or accessing
>>
>>LOCAL lnLoadTimeout
>>lnLoadTimeout = 6       && seconds
>>WITH This.OBJECT
>>    .Navigate("about:blank")
>>    * Wait for load completion
>>    lnStartSeconds = SECONDS()
>>    DO WHILE .ReadyState <> 4 ;
>>            AND (SECONDS()-lnStartSeconds <= lnLoadTimeout )
>>        DOEVENTS
>>    ENDDO
>>ENDWITH
>>
>>
>>Because i dont see an explicit call to DownloadComplete in the class, I assume that the method is called by the .Navigate method natively.
>>
>>A template html email file/msg is loaded during the form's INIT using something like the code below, but the reported error does not occur here.
>>
>>
>>IF FILE("&lcHTMLfile")
>>    WITH Thisform.Chtmleditor1.oIE
>>       .Navigate("&lcHTMLFile")
>>        DO WHILE .ReadyState != 4
>>            DOEVENTS
>>         ENDDO
>>        .Document.Body.contentEditable = .T.
>>     ENDWITH
>>ENDIF		
>>
>>
>>The class's DownloadComplete method which issues the problematic "document.body.contentEditable" command appears to be redundant based on my situation, but i'm wondering if i am moving the problem from one method to another. Plus its hard to produce, but consistant enough to cause headaches.
>>
>>Any ideas?
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