Function HelpDisplay

Descent3/help.cpp:202–258

#define WND_HELP_Y (Game_window_h - WND_HELP_H) / 2

void HelpDisplay(void) {
  newuiTiledWindow help_wnd;
  newuiSheet *sheet;
  int strs_to_print = 0;
  int index, res;
  bool exit_menu = false;

  help_wnd.Create(TITLETEXT, 0, 0, WND_HELP_W, WND_HELP_H);
  sheet = help_wnd.GetSheet();

  // add commands
  help_wnd.AddAcceleratorKey(KEY_F1, UID_CANCEL);

  strs_to_print = 0;

  // find out how many strings to print out
  while (HelpText[strs_to_print] > 0)
    strs_to_print++;

  sheet->NewGroup(NULL, 30, 10);
  for (index = 0; index < strs_to_print; index += 2) {
    if (index < strs_to_print) {
      sheet->AddText(TXT(HelpText[index]));
    }
  }

  sheet->NewGroup(NULL, 130, 10);
  for (index = 1; index < strs_to_print; index += 2) {
    if (index < strs_to_print) {
      sheet->AddText(TXT(HelpText[index]));
    }
  }

  sheet->NewGroup(NULL, WND_HELP_W - 160, WND_HELP_H - 96, NEWUI_ALIGN_HORIZ);
  sheet->AddButton(TXT_OK, UID_CANCEL);

  //	quit_hot.Create(&help_wnd, UID_CANCEL, 0, &UITextItem(TXT_PRESSESCRET, UICOL_HOTSPOT_LO,UIALPHA_HOTSPOT_LO),
  //									&UITextItem(TXT_PRESSESCRET,UICOL_HOTSPOT_HI,UIALPHA_HOTSPOT_HI),
  //									HELP_X_KEY_POS, WND_HELP_H - OKCANCEL_YOFFSET,
  // 0,0,UIF_FIT|UIF_CENTER);
  help_wnd.Open();

  while (!exit_menu) {
    res = help_wnd.DoUI();

    // handle all UI results.
    switch (res) {
    case UID_CANCEL:
    case NEWUIRES_FORCEQUIT:
      exit_menu = true;
      break;
    }
  }

  help_wnd.Close();
  help_wnd.Destroy();
}