Answer / rani

EnableWindow(FALSE)

Answer / arvin

// Get a pointer to the control's window.
CWnd *p = GetDlgItem(IDC_NEWCONTROL);

// Disable the control.
p->EnableWindow(FALSE);

Answer / deepak

Suppose IDC_EDIT1 is Resource ID of your control.

Get the window handle for that control by

CWnd * pWnd = GetDlgItem(IDC_EDIT1);

then call EnableWindow with parameter FALSE

pWnd->EnableWindow(FALSE);

Answer / chandrasekharan

EnableWindow

Answer / ganeshkumar

GetDlgItem(IDC_EDIT1)->ShowWindow(SW_DISABLE)

Answer / sundar

using CCmdUI class object also controls state can be modifed at run time.

Answer / ctharam

practiced by me, which is a real time example.

EX:-
BOOL Csample_button_name_changeDlg::OnInitDialog()
{
CDialog::OnInitDialog();
// Below Code, To Enable or Disable a button as runtime
CButton *pLogin1 = (CButton*)GetDlgItem(IDCANCEL);
pLogin1->SetWindowTextW(L"Reset");
pLogin1->EnableWindow(FALSE);

return TRUE;
}

Note:- pLogin1->EnableWindow(TRUE); // to enable a Cancel button

what is the use of CCmdTarget?

4 Answers   Siemens,

I can i set size of integer variable should be fixed for different operating systems(Ex i want integer size is 2bytes in OS)

2 Answers   Invensys,

What is LPCTSTR? What does LP denote it?

4 Answers  

What is CArchive class dowes?

4 Answers  

Given two processes, how can they share memory?

2 Answers   Microsoft,

Can you explaing the relashionship between document,frame and view ?

2 Answers  

1)why we cant create more than one instance of the class Derived from CWinApp

5 Answers   Alstom,

How to create a Modeless Dialog?

5 Answers  

1)How to change a text of a button as Dynamically?

1 Answers   HCL,

What four types of properties are supported by an ActiveX control?

1 Answers  

What is a message map, and what is the advantage of a message map over virtual functions?

1 Answers  

What is the difference between hinsrtance and hprevinstance in WinMain function?

3 Answers