kc/src/libcmpp/fltk/Fl_CbLinker.cpp

//| Copyright: (C) 2019-2020 Kevin Larke <contact AT larke DOT org> 
//| License: GNU GPL version 3.0 or above. See the accompanying LICENSE file.
#include <FL/Fl.H>
#include <FL/Fl_Widget.H>
#include <FL/Fl_Button.H>
#include <FL/Fl_Scrollbar.H>
#include <FL/Fl_Menu_Button.H>
#include <FL/Fl_Menu_Item.H>

#include <vector>
#include <assert.h>
#include "Fl_CbLinker.h"


Fl_CbLinker::Fl_CbLinker()
{}

Fl_CbLinker::~Fl_CbLinker()
{
  unsigned i;
  for(i=0; i<_ctlV.size(); ++i)
    delete _ctlV[i];
}

void Fl_CbLinker::registerCtl( Fl_Button* c, unsigned id )
{ 
  ctl_t* r;
  _ctlV.push_back( r = new ctl_t(this,c,id) ); 
  c->callback(_s_callback,r);
}

void Fl_CbLinker::registerCtl( Fl_Scrollbar* c, unsigned id ) 
{ 
  ctl_t* r;
  _ctlV.push_back( r = new ctl_t(this,c,id) ); 
  c->callback(_s_callback,r);
}

void Fl_CbLinker::registerCtl( Fl_Menu_Button* c, unsigned id ) 
{ 
  ctl_t* r;
  _ctlV.push_back( r = new ctl_t(this,c,id) ); 
  c->callback(_s_callback,r);
}

void Fl_CbLinker::registerCtl( Fl_Menu_Item* c, unsigned id ) 
{ 
  ctl_t* r;
  _ctlV.push_back( r = new ctl_t(this,c,id) ); 
  c->callback(_s_callback,r);
}

void Fl_CbLinker::onButton( Fl_Button* c, unsigned id )
{}

void Fl_CbLinker::onScrollbar( Fl_Scrollbar* c, unsigned id )
{}

void Fl_CbLinker::onMenuBtn( Fl_Menu_Button* c, unsigned id )
{}

void Fl_CbLinker::onMenuItem( Fl_Menu_Item* c, unsigned id )
{}


void Fl_CbLinker::_s_callback( Fl_Widget* w, void* arg )
{
  ctl_t* r =  static_cast<ctl_t*>(arg);

  unsigned i;
  for(i=0; i<r->thisPtr->_ctlV.size(); ++i)
    if( r->thisPtr->_ctlV[i] == arg )
    {
      switch( r->typeId )
      {
        case kButtonTId:    r->thisPtr->onButton(    r->u.btn,   r->ctlId); break;
        case kScrollbarTId: r->thisPtr->onScrollbar( r->u.sb,    r->ctlId); break;
        case kMenuBtnTId:   r->thisPtr->onMenuBtn(   r->u.mbtn,  r->ctlId); break;
        case kMenuItemTId:  r->thisPtr->onMenuItem(  r->u.mitem, r->ctlId); break;
        default:
          { assert(0); }
      }
    }
}