Re: Send message issue

8 Jun 2006 09:21:26 -0700
I did not confirm from Spy++.
the debugger breaks at
stating the window of is null.

Both these controls are sublcaased and I am missing anything and also
the Do Data Exchange of View also looks fine.
void CCView::DoDataExchange(CDataExchange* pDX)
    DDX_Control(pDX, IDC_LIST_RESULTS, m_myListCtrlOne);
    DDX_Control(pDX, IDC_TAB_CTRL, m_myCtrlTab);


I did not add DoDataExhange for TabCtrl -
but in tabctrl.h file i decalred the variables

CMyDaialog *userDlg;

Is this the problem?

in the DoDataExhange of CDialog
void CUserDataDlg::DoDataExchange(CDataExchange* pDX)
    DDX_Control(pDX, IDC_LIST_STUDY_SERIES, m_myListCtrlTwo);
in the view ,
i declared the variable sof listctrl and tabctrl only.
Is this the problem?

pls confirm

Ajay Kalra wrote:

Your code looks fine on both sides. Did you confirm that this message
is being sent by using Spy++? Also, how did you ensure that the message
is not being handled?

Ajay wrote:

Ajay Kalra wrote:

You SendMessage code looks fine. How about the code on the subclassed
control side. Are you putting the appropriate message map to handle the
message. Also you should use Spy++ to see that the message is indeed
coming to the control.


Hi Ajay,

Here is the code on the other side for Control1

void CMyListCtrlOne::OnNMClick(NMHDR *pNMHDR, LRESULT *pResult)

        CFrameWnd * pFrame = (CFrameWnd *)(AfxGetApp()->m_pMainWnd);
       //now get the view from frame
      CCView *mv = (CCView*)pFrame->GetActiveView();


Here is the code on the other side for Control2

subclassed control 2
afx_msg LRESULT OnInsertItemsinStudy(WPARAM,LPARAM);



LRESULT CMyListCtrlTwo::OnInsertItemsinStudy(WPARAM,LPARAM)
AfxMessageBox(_TEXT("IN list ctrl two"),0,0);
return 1;

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