Category Archives: Win32

Why TabCtrl_GetCurSel always returns 0?

TabCtrl_GetCurSel returns 0 when the handler passed as a parameter is “invalid”. Here is the fix. If you are using a dialog box, you need to get the tab handler using GetDlgItem(dialog_hwnd, MY_TAB_ID); and pass that handler to TabCtrl_GetCurSel. Make sure you are using the correct variable. I faced the issue when I had two… Read More »