Function InputBoxProc

source/script2.cpp:5089–5325

INT_PTR CALLBACK InputBoxProc(HWND hWndDlg, UINT uMsg, WPARAM wParam, LPARAM lParam)
// MSDN:
// Typically, the dialog box procedure should return TRUE if it processed the message,
// and FALSE if it did not. If the dialog box procedure returns FALSE, the dialog
// manager performs the default dialog operation in response to the message.
{
	// See GuiWindowProc() for details about this first part:
	LRESULT msg_reply;
	if (g_MsgMonitor.Count() // Count is checked here to avoid function-call overhead.
		&& (!g->CalledByIsDialogMessageOrDispatch || g->CalledByIsDialogMessageOrDispatchMsg != uMsg) // v1.0.44.11: If called by IsDialog or Dispatch but they changed the message number, check if the script is monitoring that new number.
		&& MsgMonitor(hWndDlg, uMsg, wParam, lParam, NULL, msg_reply))
		return (BOOL)msg_reply; // MsgMonitor has returned "true", indicating that this message should be omitted from further processing.
	g->CalledByIsDialogMessageOrDispatch = false; // v1.0.40.01.

	switch(uMsg)
	{
	case WM_INITDIALOG:
	{
		SetWindowLongPtr(hWndDlg, DWLP_USER, lParam); // Store it for later use.
		auto &CURR_INPUTBOX = *(InputBoxType *)lParam;
		CURR_INPUTBOX.hwnd = hWndDlg;

		if (CURR_INPUTBOX.password_char)
			SendDlgItemMessage(hWndDlg, IDC_INPUTEDIT, EM_SETPASSWORDCHAR, CURR_INPUTBOX.password_char, 0);

		SetWindowText(hWndDlg, CURR_INPUTBOX.title);
		SetDlgItemText(hWndDlg, IDC_INPUTPROMPT, CURR_INPUTBOX.text);

		// Use the system's current language for the button names:
		typedef LPCWSTR(WINAPI*pfnUser)(int);
		HMODULE hMod = GetModuleHandle(_T("user32.dll"));
		pfnUser mbString = (pfnUser)GetProcAddress(hMod, "MB_GetString");
		if (mbString)
		{
			SetDlgItemTextW(hWndDlg, IDOK, mbString(0));
			SetDlgItemTextW(hWndDlg, IDCANCEL, mbString(1));
		}

		// Don't do this check; instead allow the MoveWindow() to occur unconditionally so that
		// the new button positions and such will override those set in the dialog's resource
		// properties:
		//if (CURR_INPUTBOX.width != INPUTBOX_DEFAULT || CURR_INPUTBOX.height != INPUTBOX_DEFAULT
		//	|| CURR_INPUTBOX.xpos != INPUTBOX_DEFAULT || CURR_INPUTBOX.ypos != INPUTBOX_DEFAULT)
		RECT rect;
		GetClientRect(hWndDlg, &rect);
		if (CURR_INPUTBOX.width != INPUTBOX_DEFAULT) rect.right = CURR_INPUTBOX.width;
		if (CURR_INPUTBOX.height != INPUTBOX_DEFAULT) rect.bottom = CURR_INPUTBOX.height;
		AdjustWindowRect(&rect, GetWindowLong(hWndDlg, GWL_STYLE), FALSE);
		int new_width = rect.right - rect.left;
		int new_height = rect.bottom - rect.top;

		// If a non-default size was specified, the box will need to be recentered; thus, we can't rely on
		// the dialog's DS_CENTER style in its template.  The exception is when an explicit xpos or ypos is
		// specified, in which case centering is disabled for that dimension.
		int new_xpos, new_ypos;
		if (CURR_INPUTBOX.xpos != INPUTBOX_DEFAULT && CURR_INPUTBOX.ypos != INPUTBOX_DEFAULT)
		{
			new_xpos = CURR_INPUTBOX.xpos;