Function InputBoxProc

Source/script2.cpp:5406–5666

BOOL 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.
{
	HWND hControl;

	// Set default array index for g_InputBox[].  Caller has ensured that g_nInputBoxes > 0:
	int target_index = g_nInputBoxes - 1;
	#define CURR_INPUTBOX g_InputBox[target_index]

	switch(uMsg)
	{
	case WM_INITDIALOG:
	{
		// Clipboard may be open if its contents were used to build the text or title
		// of this dialog (e.g. "InputBox, out, %clipboard%").  It's best to do this before
		// anything that might take a relatively long time (e.g. SetForegroundWindowEx()):
		CLOSE_CLIPBOARD_IF_OPEN;

		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);
		if (hControl = GetDlgItem(hWndDlg, IDC_INPUTPROMPT))
			SetWindowText(hControl, CURR_INPUTBOX.text);

		// 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;
		GetWindowRect(hWndDlg, &rect);
		int new_width = (CURR_INPUTBOX.width == INPUTBOX_DEFAULT) ? rect.right - rect.left : CURR_INPUTBOX.width;
		int new_height = (CURR_INPUTBOX.height == INPUTBOX_DEFAULT) ? rect.bottom - rect.top : CURR_INPUTBOX.height;

		// 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;
			new_ypos = CURR_INPUTBOX.ypos;
		}
		else
		{
			POINT pt = CenterWindow(new_width, new_height);
  			if (CURR_INPUTBOX.xpos == INPUTBOX_DEFAULT) // Center horizontally.
				new_xpos = pt.x;
			else
				new_xpos = CURR_INPUTBOX.xpos;
  			if (CURR_INPUTBOX.ypos == INPUTBOX_DEFAULT) // Center vertically.
				new_ypos = pt.y;