release/src/router/libncurses/c++/cursslk.cc

   1 // * this is for making emacs happy: -*-Mode: C++;-*-
   2 /****************************************************************************
   3  * Copyright (c) 1998-2005,2012 Free Software Foundation, Inc.              *
   4  *                                                                          *
   5  * Permission is hereby granted, free of charge, to any person obtaining a  *
   6  * copy of this software and associated documentation files (the            *
   7  * "Software"), to deal in the Software without restriction, including      *
   8  * without limitation the rights to use, copy, modify, merge, publish,      *
   9  * distribute, distribute with modifications, sublicense, and/or sell       *
  10  * copies of the Software, and to permit persons to whom the Software is    *
  11  * furnished to do so, subject to the following conditions:                 *
  12  *                                                                          *
  13  * The above copyright notice and this permission notice shall be included  *
  14  * in all copies or substantial portions of the Software.                   *
  15  *                                                                          *
  16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
  17  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
  18  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
  19  * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
  20  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *
  21  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
  22  * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
  23  *                                                                          *
  24  * Except as contained in this notice, the name(s) of the above copyright   *
  25  * holders shall not be used in advertising or otherwise to promote the     *
  26  * sale, use or other dealings in this Software without prior written       *
  27  * authorization.                                                           *
  28  ****************************************************************************/
  29
  30 /****************************************************************************
  31  *   Author: Juergen Pfeifer, 1997                                          *
  32  ****************************************************************************/
  33
  34 #include "internal.h"
  35 #include "cursslk.h"
  36 #include "cursesapp.h"
  37
  38 MODULE_ID("$Id: cursslk.cc,v 1.16 2012/02/23 10:41:56 tom Exp $")
  39
  40 Soft_Label_Key_Set::Soft_Label_Key&
  41   Soft_Label_Key_Set::Soft_Label_Key::operator=(char *text)
  42 {
  43   delete[] label;
  44   size_t need = 1 + ::strlen(text);
  45   label = new char[need];
  46   ::_nc_STRCPY(label,text,need);
  47   return *this;
  48 }
  49
  50 long Soft_Label_Key_Set::count      = 0L;
  51 int  Soft_Label_Key_Set::num_labels = 0;
  52
  53 Soft_Label_Key_Set::Label_Layout
  54   Soft_Label_Key_Set::format = None;
  55
  56 void Soft_Label_Key_Set::init()
  57 {
  58   slk_array = new Soft_Label_Key[num_labels];
  59   for(int i=0; i < num_labels; i++) {
  60     slk_array[i].num = i+1;
  61   }
  62   b_attrInit = FALSE;
  63 }
  64
  65 Soft_Label_Key_Set::Soft_Label_Key_Set()
  66   : b_attrInit(FALSE),
  67     slk_array(NULL)
  68 {
  69   if (format==None)
  70     Error("No default SLK layout");
  71   init();
  72 }
  73
  74 Soft_Label_Key_Set::Soft_Label_Key_Set(Soft_Label_Key_Set::Label_Layout fmt)
  75   : b_attrInit(FALSE),
  76     slk_array(NULL)
  77 {
  78   if (fmt==None)
  79     Error("Invalid SLK Layout");
  80   if (count++==0) {
  81     format = fmt;
  82     if (ERR == ::slk_init(static_cast<int>(fmt)))
  83       Error("slk_init");
  84     num_labels = (fmt>=PC_Style?12:8);
  85   }
  86   else if (fmt!=format)
  87     Error("All SLKs must have same layout");
  88   init();
  89 }
  90
  91 Soft_Label_Key_Set::~Soft_Label_Key_Set() {
  92   if (!::isendwin())
  93     clear();
  94   delete[] slk_array;
  95   count--;
  96 }
  97
  98 Soft_Label_Key_Set::Soft_Label_Key& Soft_Label_Key_Set::operator[](int i) {
  99   if (i<1 || i>num_labels)
 100     Error("Invalid Label index");
 101   return slk_array[i-1];
 102 }
 103
 104 void Soft_Label_Key_Set::activate_label(int i, bool bf) {
 105   if (!b_attrInit) {
 106     NCursesApplication* A = NCursesApplication::getApplication();
 107     if (A) attrset(A->labels());
 108     b_attrInit = TRUE;
 109   }
 110   Soft_Label_Key& K = (*this)[i];
 111   if (ERR==::slk_set(K.num,bf?K.label:"",K.format))
 112     Error("slk_set");
 113   noutrefresh();
 114 }
 115
 116 void Soft_Label_Key_Set::activate_labels(bool bf)
 117 {
 118   if (!b_attrInit) {
 119     NCursesApplication* A = NCursesApplication::getApplication();
 120     if (A) attrset(A->labels());
 121     b_attrInit = TRUE;
 122   }
 123   for(int i=1; i <= num_labels; i++) {
 124     Soft_Label_Key& K = (*this)[i];
 125     if (ERR==::slk_set(K.num,bf?K.label:"",K.format))
 126       Error("slk_set");
 127   }
 128   if (bf)
 129     restore();
 130   else
 131     clear();
 132   noutrefresh();
 133 }