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// * this is for making emacs happy: -*-Mode: C++;-*-
/****************************************************************************
 * Copyright (c) 1998,1999 Free Software Foundation, Inc.                   *
 *                                                                          *
 * Permission is hereby granted, free of charge, to any person obtaining a  *
 * copy of this software and associated documentation files (the            *
 * "Software"), to deal in the Software without restriction, including      *
 * without limitation the rights to use, copy, modify, merge, publish,      *
 * distribute, distribute with modifications, sublicense, and/or sell       *
 * copies of the Software, and to permit persons to whom the Software is    *
 * furnished to do so, subject to the following conditions:                 *
 *                                                                          *
 * The above copyright notice and this permission notice shall be included  *
 * in all copies or substantial portions of the Software.                   *
 *                                                                          *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
 * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *
 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
 * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
 *                                                                          *
 * Except as contained in this notice, the name(s) of the above copyright   *
 * holders shall not be used in advertising or otherwise to promote the     *
 * sale, use or other dealings in this Software without prior written       *
 * authorization.                                                           *
 ****************************************************************************/

/****************************************************************************
 *   Author: Juergen Pfeifer <juergen.pfeifer@gmx.net> 1993,1997            *
 ****************************************************************************/

#include "cursesp.h"
#include "internal.h"

MODULE_ID("$Id: cursesp.cc,v 1.15 1999/10/30 23:59:37 tom Exp $")

NCursesPanel* NCursesPanel::dummy = (NCursesPanel*)0;

void NCursesPanel::init() {
  p = ::new_panel(w);
  if (!p)
    OnError(ERR);
  
  UserHook* hook = new UserHook;
  hook->m_user  = NULL;
  hook->m_back  = this;
  hook->m_owner = p;
  ::set_panel_userptr(p, (void *)hook);
}  

NCursesPanel::~NCursesPanel() {
  UserHook* hook = (UserHook*)::panel_userptr(p);
  assert(hook != 0 && hook->m_back==this && hook->m_owner==p);
  delete hook;
  ::del_panel(p);
  ::update_panels();
}

void
NCursesPanel::redraw() {
  PANEL *pan;
  
  pan = ::panel_above(NULL);
  while (pan) {
    ::touchwin(panel_window(pan));
    pan = ::panel_above(pan);
  }
  ::update_panels();
  ::doupdate();
}

int
NCursesPanel::refresh() {
  ::update_panels();
  return doupdate();
}

int
NCursesPanel::noutrefresh() {
  ::update_panels();
  return OK;
}

void
NCursesPanel::boldframe(const char *title, const char* btitle) {
  standout();
  frame(title, btitle);
  standend();
}

void
NCursesPanel::frame(const char *title,const char *btitle) {
  int err = OK;
  if (!title && !btitle) {
    err = box();
  } 
  else {
    err = box();
    if (err==OK)
      label(title,btitle); 
  }
  OnError(err);
}

void
NCursesPanel::label(const char *tLabel, const char *bLabel) {
  if (tLabel) 
    centertext(0,tLabel);
  if (bLabel) 
    centertext(maxy(),bLabel);
}

void
NCursesPanel::centertext(int row,const char *label) {
  if (label) {
    int x = (maxx() - strlen(label)) / 2;
    if (x<0)
      x=0;
    OnError(addstr(row, x, label, width()));
  }
}