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Type: Posts; User: Frank Cheng

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  1. Replies
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    2020 build 144 Minor observations

    The release note
    https://docs.dataaccess.com/dataflexhelp/#t=mergedProjects%2FWelcome%2FDataFlex_2021_Update_Release_Notes.htm

    Windows Framework

    Fixed - cRichEdit writes utrf in the header...
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    Re: Internet Explorer

    I thought DF uses early binding since every function call consists of calling to the dispatch interface with a number, like this



    Get InvokeComMethod Of hDispatchDriver 308...
  3. Re: Duplicate Augmentation, blasts from the past

    Sigh.

    Frank Cheng
  4. Duplicate Augmentation, blasts from the past

    Quiz time



    Use DfAllEnt

    Object oPanel is a Panel
    Set Size to 100 200
    Procedure Page_Object Integer iPage
    Forward Send Page_Object iPage
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    Re: DBExplor Index Issue

    Can you attach the .def file here?

    Frank Cheng
  6. Re: Studio aborts without warning, when wearing on watches

    Yup, reproduced it here as well. Here is the entry in Event Viewer


    Faulting application name: Studio.exe, version: 20.0.6.130, time stamp: 0x603f94a3
    Faulting module name: vdfdbg.dll, version:...
  7. Re: Don't forget to join us for the DataFlex 2021 Launch Event!

    The count-down clock is not quite correct. Here in US Central Time, right now it's about 7am (8am US Eastern Time), the count-down clock is telling me that the event is about to happen in 9 hours,...
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    Re: Win32 metadata project

    Hi Anders,

    No worries, I was only curious. Thank you for doing this for the entire dataflex community.

    Frank Cheng
  9. Re: Passing a UChar [] by reference for an ActiveX control

    Nice! Well done for uploading the sample and the IDL. It helps a lot.

    Take a look at the VC6 sample



    LONG CSPortAx::Write(BYTE* Buf, LONG Count)
    {
    LONG result;
    static BYTE parms[]...
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    Re: Win32 metadata project

    Wil,

    Just curious if you have received anything from Anders yet. I am interested in seeing those ~600 files.

    Frank Cheng
  11. Re: Passing a UChar [] by reference for an ActiveX control

    Without having access to the actual ActiveX, it is hard to say what went wrong.

    Get a copy of OleView (which comes with Windows SDK)...
  12. Re: so, the name is DF 21, but the version is still v20.x ?

    You would see this all the time - "I have a problem upgrading from 19.0 to 19.1 ...", or "It only started happening in 19.1 where ..."

    However I have yet to see a question phrased like this - "I...
  13. Re: Trouble cancelling row change in cCJGrid using OnRowChanging

    This is fascinating. The behavior you described only happens when you are exactly at the bottom row of the grid, and you decide to return "TRUE" in OnRowChanging.

    When the error happens, you might...
  14. Re: Trouble cancelling row change in cCJGrid using OnRowChanging

    Here is cDbCJGrid version. It is still working fine for me. Show me a full-blown reproducible sample, or at least reproduce it Order Entry somehow.



    Use DfAllEnt.pkg
    Use cDbCJGrid.pkg
    Open...
  15. Re: Passing a UChar [] by reference for an ActiveX control

    I defined llBuf as Address, versus llBuf being UCHAR BYREF
    >>>>>>>>>>>>Function ComWrite Address llBuf Integer llCount Returns Integer

    Frank Cheng
  16. Re: Trouble cancelling row change in cCJGrid using OnRowChanging

    It works for me. Show me a reproducible sample where it doesn't work



    Use DfAllEnt.pkg
    Use cCJGrid.pkg
    Object oPanel is a Panel
    Set pbSizeToClientArea to True
    Set Size to 200 200
    ...
  17. Re: Passing a UChar [] by reference for an ActiveX control

    Wild guess -



    Function ComWrite Address llBuf Integer llCount Returns Integer
    Handle hDispatchDriver
    Integer retVal
    Get phDispatchDriver to hDispatchDriver
    ...
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    Re: Unable to uninstall RC1

    Thanks Dennis.

    Frank Cheng
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    Unable to uninstall RC1

    Just downloaded DF 2021 official release.
    I then proceeded to uninstall RC1 from Add/Remove programs in Control Panel, and I was greeted with this error

    14381

    I don't have the "DataFlex 2021...
  20. Re: In the absence of the debugger, Find the load?

    I am using 16.1, I don't see them in the PKG folder or FMAC.
    And I even tried to compile this, got compiler errors (Command not found TRACE_START, and so on...)



    Use DfAllEnt
    Trace_start...
  21. Re: In the absence of the debugger, Find the load?

    Are "Trace_Start"/"Trace_Stop" old console mode commands? I have never seen them before.

    Frank Cheng
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    Re: CJGrid- a real pain

    I am not seeing the problem. Am I missing something?



    Use DfAllEnt
    Use cCJGrid
    Use cCJGridColumn

    Object oPanel is a Panel
    Set Size to 500 500
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    Re: RC1 install can't open output file

    Google "MSI Impersonation". It's a common practice among installers.

    Frank Cheng
  24. Re: PointSizeToPhysicalFontSize causing Unhandled Exception

    Good catch!

    Frank Cheng
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    Re: Destroy a cookie

    The proper way to destroy a cookie -

    14273

    Frank Cheng
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