freebsd-nq/contrib/ncurses/c++/cursslk.cc

// * this is for making emacs happy: -*-Mode: C++;-*-
/****************************************************************************
 * Copyright (c) 1998,2000 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> 1997                 *
 ****************************************************************************/

#include "cursslk.h"
#include "cursesapp.h"
#include "internal.h"
#include <string.h>

MODULE_ID("$Id: cursslk.cc,v 1.6 2000/07/15 21:07:50 tom Exp $")

void Soft_Label_Key_Set::Soft_Label_Key::operator=(char *text)  {
  delete[] label;
  label = new char[1 + ::strlen(text)];
  (strcpy)(label,text);
}

long Soft_Label_Key_Set::count      = 0L;
int  Soft_Label_Key_Set::num_labels = 0;

Soft_Label_Key_Set::Label_Layout
  Soft_Label_Key_Set::format = None;

void Soft_Label_Key_Set::init() {
  slk_array = new Soft_Label_Key[num_labels];
  for(int i=0; i < num_labels; i++) {
    slk_array[i].num = i+1;
  }
  b_attrInit = FALSE;
}

Soft_Label_Key_Set::Soft_Label_Key_Set() {
  if (format==None)
    Error("No default SLK layout");
  init();
}

Soft_Label_Key_Set::Soft_Label_Key_Set(Soft_Label_Key_Set::Label_Layout fmt) {
  if (fmt==None)
    Error("Invalid SLK Layout");
  if (count++==0) {
    format = fmt;
    if (ERR == ::slk_init((int)fmt))
      Error("slk_init");
    num_labels = (fmt>=PC_Style?12:8);
  }
  else if (fmt!=format)
    Error("All SLKs must have same layout");
  init();
}

Soft_Label_Key_Set::~Soft_Label_Key_Set() {
  if (!::isendwin())
    clear();
  delete[] slk_array;
  count--;
}

Soft_Label_Key_Set::Soft_Label_Key& Soft_Label_Key_Set::operator[](int i) {
  if (i<1 || i>num_labels)
    Error("Invalid Label index");
  return slk_array[i-1];
}

void Soft_Label_Key_Set::activate_label(int i, bool bf) {
  if (!b_attrInit) {
    NCursesApplication* A = NCursesApplication::getApplication();
    if (A) attrset(A->labels());
    b_attrInit = TRUE;
  }
  Soft_Label_Key& K = (*this)[i];
  if (ERR==::slk_set(K.num,bf?K.label:"",K.format))
    Error("slk_set");
  noutrefresh();
}

void Soft_Label_Key_Set::activate_labels(bool bf) {
  if (!b_attrInit) {
    NCursesApplication* A = NCursesApplication::getApplication();
    if (A) attrset(A->labels());
    b_attrInit = TRUE;
  }
  for(int i=1; i <= num_labels; i++) {
    Soft_Label_Key& K = (*this)[i];
    if (ERR==::slk_set(K.num,bf?K.label:"",K.format))
      Error("slk_set");
  }
  if (bf)
    restore();
  else
    clear();
  noutrefresh();
}