private void hwndText_TextChanged(object sender, TextChangedEventArgs e)
{
IntPtr hwnd;
if (IsIntPtr(hwndText.Text, 16) && (hwnd = Hwnd) != IntPtr.Zero && WinUser.IsWindow(hwnd) && hwnd != Handle)
{
s_hButton.IsEnabled = true;
s_hButton.IsChecked = WinUser.IsWindowVisible(hwnd);
e_dButton.IsEnabled = true;
e_dButton.IsChecked = WinUser.IsWindowEnabled(hwnd);
gotoNextButton.IsEnabled = NextWindow(hwnd) != IntPtr.Zero ? true : false;
gotoPrevButton.IsEnabled = PrevWindow(hwnd) != IntPtr.Zero ? true : false;
AddHandle(hwnd);
StringBuilder strb = new StringBuilder(256);
WinUser.GetWindowText(hwnd, strb, 256);
string title = strb.ToString();
this.Title = string.Format("{0} - {1}", assemblyName.Name, title);
}
else
{
WhenNullHandle();
}
}
public string GetControlText(IntPtr hWnd)
{
StringBuilder title = new StringBuilder(256);
// Get the size of the string required to hold the window title.
Int32 size = WinUser.SendMessage(hWnd, (int)WindowMessage.WM_GETTEXTLENGTH, 0, 0);
// If the return is 0, there is no title.
if (size > 0)
{
title = new StringBuilder(size + 1);
WinUser.SendMessage(hWnd, (int)WindowMessage.WM_GETTEXT, title.Capacity, title);
}
else
{
WinUser.GetWindowText(hWnd, title, title.Capacity);
}
return(title.ToString());
}
