COIN-OR::LEMON - Graph Library

source: lemon-0.x/gui/main_win.cc @ 1777:a70cee06ae9c

Last change on this file since 1777:a70cee06ae9c was 1777:a70cee06ae9c, checked in by Akos Ladanyi, 14 years ago

improved zooming

File size: 11.8 KB
Line 
1#include "main_win.h"
2#include "icons/guipixbufs.h"
3
4MainWin::MainWin() :
5  newmapwin("Creating new map", gd_canvas),
6  mapwin("Map Setup", mapstorage, gd_canvas, newmapwin),
7  gd_canvas(mapstorage, mapwin, (Gtk::Window *)this)
8{
9  set_title ("unsaved file - " + prog_name);
10  set_default_size(WIN_WIDTH,WIN_HEIGHT);
11  add(vbox);
12
13
14  // custom icons for the toolbar
15
16  Glib::RefPtr<Gtk::IconFactory> p_icon_factory = Gtk::IconFactory::create();
17 
18  Glib::RefPtr<Gdk::Pixbuf> p_move_pixbuf = Gdk::Pixbuf::create_from_inline(
19      2328, gui_icons_move);
20  Glib::RefPtr<Gdk::Pixbuf> p_addnode_pixbuf = Gdk::Pixbuf::create_from_inline(
21      2328, gui_icons_addnode);
22  Glib::RefPtr<Gdk::Pixbuf> p_addlink_pixbuf = Gdk::Pixbuf::create_from_inline(
23      2328, gui_icons_addlink);
24  Glib::RefPtr<Gdk::Pixbuf> p_delete_pixbuf = Gdk::Pixbuf::create_from_inline(
25      2328, gui_icons_delete);
26  Glib::RefPtr<Gdk::Pixbuf> p_editlink_pixbuf = Gdk::Pixbuf::create_from_inline(
27      2328, gui_icons_editlink);
28  Glib::RefPtr<Gdk::Pixbuf> p_editnode_pixbuf = Gdk::Pixbuf::create_from_inline(
29      2328, gui_icons_editnode);
30  Glib::RefPtr<Gdk::Pixbuf> p_newmap_pixbuf = Gdk::Pixbuf::create_from_inline(
31      2328, gui_icons_newmap);
32
33  Gtk::IconSource move_icon_source;
34  move_icon_source.set_pixbuf(p_move_pixbuf);
35  Gtk::IconSet move_icon_set;
36  move_icon_set.add_source(move_icon_source);
37  p_icon_factory->add(Gtk::StockID("gd-move"), move_icon_set);
38
39  Gtk::IconSource addnode_icon_source;
40  addnode_icon_source.set_pixbuf(p_addnode_pixbuf);
41  Gtk::IconSet addnode_icon_set;
42  addnode_icon_set.add_source(addnode_icon_source);
43  p_icon_factory->add(Gtk::StockID("gd-addnode"), addnode_icon_set);
44
45  Gtk::IconSource addlink_icon_source;
46  addlink_icon_source.set_pixbuf(p_addlink_pixbuf);
47  Gtk::IconSet addlink_icon_set;
48  addlink_icon_set.add_source(addlink_icon_source);
49  p_icon_factory->add(Gtk::StockID("gd-addlink"), addlink_icon_set);
50
51  Gtk::IconSource delete_icon_source;
52  delete_icon_source.set_pixbuf(p_delete_pixbuf);
53  Gtk::IconSet delete_icon_set;
54  delete_icon_set.add_source(delete_icon_source);
55  p_icon_factory->add(Gtk::StockID("gd-delete"), delete_icon_set);
56
57  Gtk::IconSource editlink_icon_source;
58  editlink_icon_source.set_pixbuf(p_editlink_pixbuf);
59  Gtk::IconSet editlink_icon_set;
60  editlink_icon_set.add_source(editlink_icon_source);
61  p_icon_factory->add(Gtk::StockID("gd-editlink"), editlink_icon_set);
62
63  Gtk::IconSource editnode_icon_source;
64  editnode_icon_source.set_pixbuf(p_editnode_pixbuf);
65  Gtk::IconSet editnode_icon_set;
66  editnode_icon_set.add_source(editnode_icon_source);
67  p_icon_factory->add(Gtk::StockID("gd-editnode"), editnode_icon_set);
68
69  Gtk::IconSource newmap_icon_source;
70  newmap_icon_source.set_pixbuf(p_newmap_pixbuf);
71  Gtk::IconSet newmap_icon_set;
72  newmap_icon_set.add_source(newmap_icon_source);
73  p_icon_factory->add(Gtk::StockID("gd-newmap"), newmap_icon_set);
74
75  p_icon_factory->add_default();
76 
77
78  ag=Gtk::ActionGroup::create();
79
80  ag->add( Gtk::Action::create("FileMenu", "_File") );
81  ag->add( Gtk::Action::create("FileNew", Gtk::Stock::NEW),
82      sigc::mem_fun(*this, &MainWin::newFile));
83  ag->add( Gtk::Action::create("FileOpen", Gtk::Stock::OPEN),
84      sigc::mem_fun(*this, &MainWin::openFile));
85  ag->add( Gtk::Action::create("FileSave", Gtk::Stock::SAVE),
86      sigc::mem_fun(*this, &MainWin::saveFile));
87  ag->add( Gtk::Action::create("FileSaveAs", Gtk::Stock::SAVE_AS),
88      sigc::mem_fun(*this, &MainWin::saveFileAs));
89  ag->add( Gtk::Action::create("Close", Gtk::Stock::CLOSE),
90      sigc::mem_fun(*this, &MainWin::close));
91  ag->add( Gtk::Action::create("Quit", Gtk::Stock::QUIT),
92      sigc::mem_fun(*this, &MainWin::hide));
93
94  ag->add( Gtk::Action::create("ViewMenu", "_View") );
95  ag->add( Gtk::Action::create("ViewZoomIn", Gtk::Stock::ZOOM_IN),
96      sigc::mem_fun(this->gd_canvas, &GraphDisplayerCanvas::zoomIn));
97  ag->add( Gtk::Action::create("ViewZoomOut", Gtk::Stock::ZOOM_OUT),
98      sigc::mem_fun(this->gd_canvas, &GraphDisplayerCanvas::zoomOut));
99  ag->add( Gtk::Action::create("ViewZoomFit", Gtk::Stock::ZOOM_FIT),
100      sigc::mem_fun(this->gd_canvas, &GraphDisplayerCanvas::zoomFit));
101  ag->add( Gtk::Action::create("ViewZoom100", Gtk::Stock::ZOOM_100),
102      sigc::mem_fun(this->gd_canvas, &GraphDisplayerCanvas::zoom100));
103 
104  ag->add( Gtk::Action::create("ShowMenu", "_Show") );
105  ag->add( Gtk::Action::create("ShowMaps", "_Maps"),
106      sigc::mem_fun(this->mapwin, &MapWin::show));
107
108  Gtk::RadioAction::Group tool_group;
109  ag->add( Gtk::RadioAction::create(tool_group, "MoveItem", Gtk::StockID("gd-move"), "Move"),
110      sigc::bind( sigc::mem_fun ( this->gd_canvas, &GraphDisplayerCanvas::changeEditorialTool ), 0) );
111  ag->add( Gtk::RadioAction::create(tool_group, "CreateNode", Gtk::StockID("gd-addnode"), "Create node"),
112      sigc::bind( sigc::mem_fun ( this->gd_canvas, &GraphDisplayerCanvas::changeEditorialTool ), 1) );
113  ag->add( Gtk::RadioAction::create(tool_group, "CreateEdge", Gtk::StockID("gd-addlink"), "Create edge"),
114      sigc::bind( sigc::mem_fun ( this->gd_canvas, &GraphDisplayerCanvas::changeEditorialTool ), 2) );
115  ag->add( Gtk::RadioAction::create(tool_group, "EraseItem", Gtk::StockID("gd-delete"), "Delete"),
116      sigc::bind( sigc::mem_fun ( this->gd_canvas, &GraphDisplayerCanvas::changeEditorialTool ), 3) );
117
118  ag->add( Gtk::RadioAction::create(tool_group, "EditEdgeMap", Gtk::StockID("gd-editlink"), "Edit edge map"),
119      sigc::bind( sigc::mem_fun ( this->gd_canvas, &GraphDisplayerCanvas::changeEditorialTool ), 4) );
120  ag->add( Gtk::RadioAction::create(tool_group, "EditNodeMap", Gtk::StockID("gd-editnode"), "Edit node map"),
121      sigc::bind( sigc::mem_fun ( this->gd_canvas, &GraphDisplayerCanvas::changeEditorialTool ), 5) );
122
123  ag->add( Gtk::Action::create("AddMap", Gtk::StockID("gd-newmap")),
124      sigc::mem_fun ( this->newmapwin, &NewMapWin::show ) );
125
126  uim=Gtk::UIManager::create();
127  uim->insert_action_group(ag);
128  add_accel_group(uim->get_accel_group());
129
130  try
131  {
132
133    Glib::ustring ui_info =
134      "<ui>"
135      "  <menubar name='MenuBar'>"
136      "    <menu action='FileMenu'>"
137      "      <menuitem action='FileNew'/>"
138      "      <menuitem action='FileOpen'/>"
139      "      <menuitem action='FileSave'/>"
140      "      <menuitem action='FileSaveAs'/>"
141      "      <menuitem action='Close'/>"
142      "      <menuitem action='Quit'/>"
143      "    </menu>"
144      "    <menu action='ViewMenu'>"
145      "      <menuitem action='ViewZoomIn' />"
146      "      <menuitem action='ViewZoomOut' />"
147      "      <menuitem action='ViewZoom100' />"
148      "      <menuitem action='ViewZoomFit' />"
149      "    </menu>"
150      "    <menu action='ShowMenu'>"
151      "      <menuitem action='ShowMaps'/>"
152      "    </menu>"
153      "  </menubar>"
154      "  <toolbar name='ToolBar'>"
155      "    <toolitem action='FileNew' />"
156      "    <toolitem action='FileOpen' />"
157      "    <toolitem action='FileSave' />"
158      "    <toolitem action='Close' />"
159      "    <separator />"
160      "    <toolitem action='ViewZoomIn' />"
161      "    <toolitem action='ViewZoomOut' />"
162      "    <toolitem action='ViewZoom100' />"
163      "    <toolitem action='ViewZoomFit' />"
164      "    <separator />"
165      "    <toolitem action='MoveItem' />"
166      "    <toolitem action='CreateNode' />"
167      "    <toolitem action='CreateEdge' />"
168      "    <toolitem action='EraseItem' />"
169      "    <toolitem action='EditEdgeMap' />"
170      "    <toolitem action='EditNodeMap' />"
171      "    <separator />"
172      "    <toolitem action='AddMap' />"
173      "  </toolbar>"
174      "</ui>";
175
176    uim->add_ui_from_string(ui_info);
177
178  }
179  catch(const Glib::Error& ex)
180  {
181    std::cerr << "building menus failed: " <<  ex.what();
182  }
183
184  Gtk::Widget* menubar = uim->get_widget("/MenuBar");
185  if (menubar){
186    vbox.pack_start(*menubar, Gtk::PACK_SHRINK);
187  }
188
189  Gtk::Widget* toolbar = uim->get_widget("/ToolBar");
190  if (toolbar)
191  {
192    static_cast<Gtk::Toolbar*>(toolbar)->set_toolbar_style(Gtk::TOOLBAR_ICONS);
193    vbox.pack_start(*toolbar, Gtk::PACK_SHRINK);
194  }
195
196  Gtk::ScrolledWindow* pScrolledWindow = manage(new Gtk::ScrolledWindow());
197  pScrolledWindow->set_shadow_type(Gtk::SHADOW_IN);
198  pScrolledWindow->add(gd_canvas);
199  vbox.pack_start(*pScrolledWindow);
200
201  tooltips.set_tip(*(uim->get_widget("/ToolBar/CreateNode")),"Create Node");
202  tooltips.enable();
203
204  show_all_children();
205}
206
207void MainWin::readFile(const std::string &file)
208{
209  mapstorage.readFromFile(file);
210  mapstorage.file_name = file;
211  mapstorage.modified = false;
212  gd_canvas.drawGraph();
213  mapwin.update();
214  set_title(Glib::filename_display_basename(file) + " - " + prog_name);
215}
216
217void MainWin::newFile()
218{
219  if (mapstorage.modified)
220  {
221    Gtk::MessageDialog mdialog("<b>Save changes before closing?</b>", true,
222        Gtk::MESSAGE_WARNING, Gtk::BUTTONS_NONE);
223    mdialog.add_button("Close _without Saving", Gtk::RESPONSE_REJECT);
224    mdialog.add_button(Gtk::Stock::CANCEL, Gtk::RESPONSE_CANCEL);
225    mdialog.add_button(Gtk::Stock::SAVE, Gtk::RESPONSE_ACCEPT);
226    switch (mdialog.run())
227    {
228      case Gtk::RESPONSE_CANCEL:
229        return;
230      case Gtk::RESPONSE_REJECT:
231        break;
232      case Gtk::RESPONSE_ACCEPT:
233        saveFile();
234        break;
235    }
236  }
237  gd_canvas.clear();
238  mapstorage.clear();
239  mapwin.update();
240  set_title("unsaved file - " + prog_name);
241}
242
243void MainWin::openFile()
244{
245  if (mapstorage.modified)
246  {
247    Gtk::MessageDialog mdialog("<b>Save changes before closing?</b>", true,
248        Gtk::MESSAGE_WARNING, Gtk::BUTTONS_NONE);
249    mdialog.add_button("Close _without Saving", Gtk::RESPONSE_REJECT);
250    mdialog.add_button(Gtk::Stock::CANCEL, Gtk::RESPONSE_CANCEL);
251    mdialog.add_button(Gtk::Stock::SAVE, Gtk::RESPONSE_ACCEPT);
252    switch (mdialog.run())
253    {
254      case Gtk::RESPONSE_CANCEL:
255        return;
256      case Gtk::RESPONSE_REJECT:
257        break;
258      case Gtk::RESPONSE_ACCEPT:
259        saveFile();
260        break;
261    }
262  }
263  Gtk::FileChooserDialog fcdialog("Open File");
264  fcdialog.add_button(Gtk::Stock::CANCEL, Gtk::RESPONSE_CANCEL);
265  fcdialog.add_button(Gtk::Stock::OPEN, Gtk::RESPONSE_ACCEPT);
266  if (fcdialog.run() == Gtk::RESPONSE_ACCEPT)
267  {
268    gd_canvas.clear();
269    mapstorage.clear();
270    Glib::ustring filename = fcdialog.get_filename();
271    if (!mapstorage.readFromFile(filename))
272    {
273      mapstorage.file_name = filename;
274      mapstorage.modified = false;
275      gd_canvas.drawGraph();
276      mapwin.update();
277      set_title(Glib::filename_display_basename(filename) + " - " + prog_name);
278    }
279  }
280}
281
282void MainWin::saveFile()
283{
284  if (mapstorage.file_name == "") {
285    saveFileAs();
286  }
287  else
288  {
289    mapstorage.writeToFile(mapstorage.file_name);
290    mapstorage.modified = false;
291    set_title(Glib::filename_display_basename(mapstorage.file_name) + " - " +
292        prog_name);
293  }
294}
295
296void MainWin::saveFileAs()
297{
298  Gtk::FileChooserDialog fcdialog("Save File", Gtk::FILE_CHOOSER_ACTION_SAVE);
299  fcdialog.add_button(Gtk::Stock::CANCEL, Gtk::RESPONSE_CANCEL);
300  fcdialog.add_button(Gtk::Stock::SAVE, Gtk::RESPONSE_ACCEPT);
301  if (fcdialog.run() == Gtk::RESPONSE_ACCEPT)
302  {
303    Glib::ustring filename = fcdialog.get_filename();
304    mapstorage.file_name = filename;
305    mapstorage.writeToFile(filename);
306    mapstorage.modified = false;
307    set_title(Glib::filename_display_basename(filename) + " - " + prog_name);
308  }
309}
310
311void MainWin::close()
312{
313  if (mapstorage.modified)
314  {
315    Gtk::MessageDialog mdialog("<b>Save changes before closing?</b>", true,
316        Gtk::MESSAGE_WARNING, Gtk::BUTTONS_NONE);
317    mdialog.add_button("Close _without Saving", Gtk::RESPONSE_REJECT);
318    mdialog.add_button(Gtk::Stock::CANCEL, Gtk::RESPONSE_CANCEL);
319    mdialog.add_button(Gtk::Stock::SAVE, Gtk::RESPONSE_ACCEPT);
320    switch (mdialog.run())
321    {
322      case Gtk::RESPONSE_CANCEL:
323        return;
324      case Gtk::RESPONSE_REJECT:
325        break;
326      case Gtk::RESPONSE_ACCEPT:
327        saveFile();
328        break;
329    }
330  }
331  gd_canvas.clear();
332  mapstorage.clear();
333  mapwin.update();
334  set_title("unsaved file - " + prog_name);
335}
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