COIN-OR::LEMON - Graph Library

source: glemon-0.x/mapselector.cc

Last change on this file was 174:95872af46fc4, checked in by Alpar Juttner, 13 years ago

Add copyright headers

File size: 3.3 KB
Line 
1/* -*- C++ -*-
2 *
3 * This file is a part of LEMON, a generic C++ optimization library
4 *
5 * Copyright (C) 2003-2006
6 * Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport
7 * (Egervary Research Group on Combinatorial Optimization, EGRES).
8 *
9 * Permission to use, modify and distribute this software is granted
10 * provided that this copyright notice appears in all copies. For
11 * precise terms see the accompanying LICENSE file.
12 *
13 * This software is provided "AS IS" with no warranty of any kind,
14 * express or implied, and with no claim as to its suitability for any
15 * purpose.
16 *
17 */
18
19#include "mapselector.h"
20
21MapSelector::MapSelector(std::vector<std::string> ml, std::string act, std::string labeltext, bool edge, bool d):def(d),itisedge(edge),set_new_map(false)
22{
23  update_list(ml);
24
25  if(act=="")
26    {
27      cbt.set_active(0);
28      default_state=true;
29    }
30  else
31    {
32      cbt.set_active_text((Glib::ustring)act);
33      default_state=false;
34    }
35
36  //binding signal to the actual entry
37  cbt.signal_changed().connect
38    (
39     sigc::mem_fun((*this), &MapSelector::comboChanged),
40     false
41     );
42 
43  label=new Gtk::Label(labeltext);
44
45  label->set_width_chars(longest_property_string_length);
46
47  defbut=NULL;
48  if(def)
49    {
50      defbut=new Gtk::Button();
51      defbut->set_label("Reset");
52     
53      defbut->signal_pressed().connect
54        (
55         sigc::mem_fun(*this, &MapSelector::reset)
56         );
57    }
58
59  newbut=new Gtk::Button(Gtk::Stock::NEW);
60
61  newbut->signal_pressed().connect
62    (
63     sigc::mem_fun(*this, &MapSelector::new_but_pressed)
64     );
65
66  add(*label);
67
68  add(cbt);
69
70  if(def)
71    {
72      add(*defbut);
73    }
74
75  add(*newbut);
76}
77
78void MapSelector::new_but_pressed()
79{
80  set_new_map=true;
81  signal_newmapwin.emit(itisedge);
82}
83
84void MapSelector::update_list( std::vector< std::string > ml )
85{
86  int prev_act=cbt.get_active_row_number();
87  cbt.clear();
88  cbt_content.clear();
89  std::vector< std::string >::iterator emsi=ml.begin();
90  for(;emsi!=ml.end();emsi++)
91    {
92      cbt.append_text(*emsi);
93      cbt_content.push_back(*emsi);
94    }
95  if(def)
96    {
97      cbt.prepend_text("Default values");
98      cbt_content.push_back("Default values");
99    }
100  if(prev_act!=-1)
101    {
102      cbt.set_active(prev_act);
103    }
104}
105
106void MapSelector::comboChanged()
107{
108  if(cbt.get_active_row_number()!=0 || !def)
109    {
110      default_state=false;
111      Glib::ustring mapname = cbt.get_active_text();
112      if(!(mapname.empty())) //We seem to get 2 signals, one when the text is empty.
113        {
114          signal_cbt.emit(mapname);
115        }
116    }
117  else if((!default_state)&&(cbt.get_active_row_number()==0))
118    {
119      reset();
120    }
121}
122
123void MapSelector::reset()
124{
125  default_state=true;
126
127  cbt.set_active(0);
128
129  signal_cbt.emit("");
130}
131
132
133Glib::ustring MapSelector::get_active_text()
134{
135  return cbt.get_active_text();
136}
137
138void MapSelector::set_active_text(Glib::ustring text)
139{
140  if(text.compare(""))
141    {
142      cbt.set_active_text(text);
143    }
144  else
145    {
146      cbt.set_active_text("Default values");
147    }
148}
149
150void MapSelector::append_text(Glib::ustring text)
151{
152  cbt.append_text(text);
153  cbt_content.push_back(text);
154
155  if(set_new_map)
156    {
157      set_active_text(text);
158      set_new_map=false;
159    }
160}
161
162sigc::signal<void, std::string> MapSelector::signal_cbt_ch()
163{
164  return signal_cbt;
165}
166
167sigc::signal<void, bool> MapSelector::signal_newmapwin_needed()
168{
169  return signal_newmapwin;
170}
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