Visual Basic

Dave Kreskowiak wrote:

It's not possible to do the way you're thinking.

Dave Kreskowiak wrote:

But, you can wrap the suspected variable in a Property, then the rest of your code can change that value through the property's Set code. Your can set you're breakpoint on that set code to get the result you want.

HKEY_LOCAL_MACHINE\SOFTWARE\ODBC\ODBC.INI\

Dim rs As New RS232.Rs232

With rs
            .Port.ToString("SoftV92FaxModem")
            .BaudRate = 2400
            .DataBit = 8
            .StopBit = RS232.Rs232.DataStopBit.StopBit_1
            .Parity = RS232.Rs232.DataParity.Parity_None
            .Timeout = 500
        End With
        
 rs.Open()

  rs.Write(Me.TextBox1.Text)

Dim rs as New RS232.Rs232
With rs
            .Port = "COM3"
            .BaudRate = 2400
            .DataBit = 8
            .StopBit = RS232.Rs232.DataStopBit.StopBit_1
            .Parity = RS232.Rs232.DataParity.Parity_None
            .Timeout = 500
End With
rs.Open()
rs.Write(Me.TextBox1.Text)

CheckBox1.Checked = True

using Accessibility;

[DllImport("oleacc.dll", PreserveSig = false)]
[return: MarshalAs(UnmanagedType.Interface)]
public static extern object AccessibleObjectFromWindow(IntPtr hwnd, uint dwId, ref Guid riid);
[DllImport("user32.dll", CharSet = CharSet.Auto)]
static extern IntPtr SendMessage(IntPtr hWnd, uint Msg, int wParam, StringBuilder lParam);

public static Nullable<bool> isCheckBoxChecked(IntPtr checkBoxHandle)
{
    const UInt32 OBJID_CLIENT = 0xFFFFFFFC;
    const int UNCHECKED       = 1048576;
    const int CHECKED         = 1048592;

    Guid uid = new Guid("618736e0-3c3d-11cf-810c-00aa00389b71");

    IAccessible accObj = (IAccessible)AccessibleObjectFromWindow(checkBoxHandle, OBJID_CLIENT, ref uid);
    object o2 = accObj.get_accState(0);
    if ((int)o2 == UNCHECKED)
    {
        return false;
    }
    else if ((int)o2 == CHECKED)
    {
        return true;
    }
    else
    {
        return null;
    }
}


public static void setCheckBoxChecked(IntPtr checkBoxHandle, bool shouldBeChecked)
{
    bool isChecked = (bool)isCheckBoxChecked(checkBoxHandle);
    if ((!isChecked) && (shouldBeChecked))
    {
        SendMessage(checkBoxHandle, BM_CLICK, 0, null);
    }
    else if ((isChecked) && (!shouldBeChecked))
    {
        const UInt32 OBJID_CLIENT = 0xFFFFFFFC;
        Guid uid = new Guid("618736e0-3c3d-11cf-810c-00aa00389b71");
        IAccessible accObj = (IAccessible)AccessibleObjectFromWindow(checkBoxHandle, OBJID_CLIENT, ref uid);
        accObj.accDoDefaultAction(0);
    }
}