#include "main_win.h"

 MainWin::MainWin(const std::string& title) :

   mapwin("Map Setup", mapstorage, gd_canvas),

   newmapwin("Creating new map", gd_canvas), gd_canvas(mapstorage, mapwin, (Gtk::Window *)this)

 {

   set_title (title);

   set_default_size(WIN_WIDTH,WIN_HEIGHT);

   add(vbox);

   ag=Gtk::ActionGroup::create();

   ag->add( Gtk::Action::create("FileMenu", "_File") );

   ag->add( Gtk::Action::create("FileNew", Gtk::Stock::NEW),

       sigc::mem_fun(*this, &MainWin::newFile));

   ag->add( Gtk::Action::create("FileOpen", Gtk::Stock::OPEN),

       sigc::mem_fun(*this, &MainWin::openFile));

   ag->add( Gtk::Action::create("FileSave", Gtk::Stock::SAVE),

       sigc::mem_fun(*this, &MainWin::saveFile));

   ag->add( Gtk::Action::create("FileSaveAs", Gtk::Stock::SAVE_AS),

       sigc::mem_fun(*this, &MainWin::saveFileAs));

   ag->add( Gtk::Action::create("Close", Gtk::Stock::CLOSE),

       sigc::mem_fun(*this, &MainWin::close));

   ag->add( Gtk::Action::create("Quit", Gtk::Stock::QUIT),

       sigc::mem_fun(*this, &MainWin::hide));

   ag->add( Gtk::Action::create("ViewMenu", "_View") );

   ag->add( Gtk::Action::create("ViewZoomIn", Gtk::Stock::ZOOM_IN),

       sigc::mem_fun(this->gd_canvas, &GraphDisplayerCanvas::zoomIn));

   ag->add( Gtk::Action::create("ViewZoomOut", Gtk::Stock::ZOOM_OUT),

       sigc::mem_fun(this->gd_canvas, &GraphDisplayerCanvas::zoomOut));

   ag->add( Gtk::Action::create("ViewZoomFit", Gtk::Stock::ZOOM_FIT),

       sigc::mem_fun(this->gd_canvas, &GraphDisplayerCanvas::zoomFit));

   ag->add( Gtk::Action::create("ViewZoom100", Gtk::Stock::ZOOM_100),

       sigc::mem_fun(this->gd_canvas, &GraphDisplayerCanvas::zoom100));

   ag->add( Gtk::Action::create("ShowMenu", "_Show") );

   ag->add( Gtk::Action::create("ShowMaps", "_Maps"),

       sigc::mem_fun(this->mapwin, &MapWin::show));

   Gtk::RadioAction::Group tool_group;

   ag->add( Gtk::RadioAction::create(tool_group, "MoveItem", Gtk::Stock::CONVERT, "Move"),

       sigc::bind( sigc::mem_fun ( this->gd_canvas, &GraphDisplayerCanvas::changeEditorialTool ), 0) );

   ag->add( Gtk::RadioAction::create(tool_group, "CreateNode", Gtk::Stock::NO, "Create node"),

       sigc::bind( sigc::mem_fun ( this->gd_canvas, &GraphDisplayerCanvas::changeEditorialTool ), 1) );

   ag->add( Gtk::RadioAction::create(tool_group, "CreateEdge", Gtk::Stock::REMOVE, "Create edge"),

       sigc::bind( sigc::mem_fun ( this->gd_canvas, &GraphDisplayerCanvas::changeEditorialTool ), 2) );

   ag->add( Gtk::RadioAction::create(tool_group, "EraseItem", Gtk::Stock::DELETE, "Delete"),

       sigc::bind( sigc::mem_fun ( this->gd_canvas, &GraphDisplayerCanvas::changeEditorialTool ), 3) );

   ag->add( Gtk::Action::create("EditEdgeMap", Gtk::Stock::PROPERTIES),

       sigc::bind( sigc::mem_fun ( this->gd_canvas, &GraphDisplayerCanvas::changeEditorialTool ), 4) );

   ag->add( Gtk::Action::create("EditNodeMap", Gtk::Stock::PREFERENCES),

       sigc::bind( sigc::mem_fun ( this->gd_canvas, &GraphDisplayerCanvas::changeEditorialTool ), 5) );

   ag->add( Gtk::Action::create("AddMap", Gtk::Stock::NEW),

       sigc::mem_fun ( this->newmapwin, &NewMapWin::show ) );

   uim=Gtk::UIManager::create();

   uim->insert_action_group(ag);

   add_accel_group(uim->get_accel_group());

   try

   {

     Glib::ustring ui_info =

       "<ui>"

       "  <menubar name='MenuBar'>"

       "    <menu action='FileMenu'>"

       "      <menuitem action='FileNew'/>"

       "      <menuitem action='FileOpen'/>"

       "      <menuitem action='FileSave'/>"

       "      <menuitem action='FileSaveAs'/>"

       "      <menuitem action='Close'/>"

       "      <menuitem action='Quit'/>"

       "    </menu>"

       "    <menu action='ViewMenu'>"

       "      <menuitem action='ViewZoomIn' />"

       "      <menuitem action='ViewZoomOut' />"

       "      <menuitem action='ViewZoomFit' />"

       "      <menuitem action='ViewZoom100' />"

       "    </menu>"

       "    <menu action='ShowMenu'>"

       "      <menuitem action='ShowMaps'/>"

       "    </menu>"

       "  </menubar>"

       "  <toolbar name='ToolBar'>"

       "    <toolitem action='FileNew' />"

       "    <toolitem action='FileOpen' />"

       "    <toolitem action='FileSave' />"

       "    <toolitem action='Close' />"

       "    <separator />"

       "    <toolitem action='ViewZoomIn' />"

       "    <toolitem action='ViewZoomOut' />"

       "    <toolitem action='ViewZoomFit' />"

       "    <toolitem action='ViewZoom100' />"

       "    <separator />"

       "    <toolitem action='MoveItem' />"

       "    <toolitem action='CreateNode' />"

       "    <toolitem action='CreateEdge' />"

       "    <toolitem action='EraseItem' />"

       "    <toolitem action='EditEdgeMap' />"

       "    <toolitem action='EditNodeMap' />"

       "    <toolitem action='AddMap' />"

       "  </toolbar>"

       "</ui>";

     uim->add_ui_from_string(ui_info);

   }

   catch(const Glib::Error& ex)

   {

     std::cerr << "building menus failed: " <<  ex.what();

   }

   Gtk::Widget* menubar = uim->get_widget("/MenuBar");

   if (menubar){

     vbox.pack_start(*menubar, Gtk::PACK_SHRINK);

   }

   Gtk::Widget* toolbar = uim->get_widget("/ToolBar");

   if (toolbar)

   {

     static_cast<Gtk::Toolbar*>(toolbar)->set_toolbar_style(Gtk::TOOLBAR_ICONS);

     vbox.pack_start(*toolbar, Gtk::PACK_SHRINK);

   }

   Gtk::ScrolledWindow* pScrolledWindow = manage(new Gtk::ScrolledWindow());

   pScrolledWindow->add(gd_canvas);

   vbox.pack_start(*pScrolledWindow);

   tooltips.set_tip(*(uim->get_widget("/ToolBar/CreateNode")),"Create Node");

   tooltips.enable();

   show_all_children();

 }

 void MainWin::readFile(const std::string &file)

 {

   mapstorage.readFromFile(file);

   mapstorage.file_name = file;

   mapstorage.modified = false;

   gd_canvas.drawGraph();

   mapwin.update();

 }

 void MainWin::newFile()

 {

   if (mapstorage.modified)

   {

     Gtk::MessageDialog mdialog("<b>Save changes before closing?</b>", true,

         Gtk::MESSAGE_WARNING, Gtk::BUTTONS_NONE);

     mdialog.add_button("Close _without Saving", Gtk::RESPONSE_REJECT);

     mdialog.add_button(Gtk::Stock::CANCEL, Gtk::RESPONSE_CANCEL);

     mdialog.add_button(Gtk::Stock::SAVE, Gtk::RESPONSE_ACCEPT);

     switch (mdialog.run())

     {

       case Gtk::RESPONSE_CANCEL:

         return;

       case Gtk::RESPONSE_REJECT:

         break;

       case Gtk::RESPONSE_ACCEPT:

         saveFile();

         break;

     }

   }

   gd_canvas.clear();

   mapstorage.clear();

   mapwin.update();

 }

 void MainWin::openFile()

 {

   if (mapstorage.modified)

   {

     Gtk::MessageDialog mdialog("<b>Save changes before closing?</b>", true, 

         Gtk::MESSAGE_WARNING, Gtk::BUTTONS_NONE);

     mdialog.add_button("Close _without Saving", Gtk::RESPONSE_REJECT);

     mdialog.add_button(Gtk::Stock::CANCEL, Gtk::RESPONSE_CANCEL);

     mdialog.add_button(Gtk::Stock::SAVE, Gtk::RESPONSE_ACCEPT);

     switch (mdialog.run())

     {

       case Gtk::RESPONSE_CANCEL:

         return;

       case Gtk::RESPONSE_REJECT:

         break;

       case Gtk::RESPONSE_ACCEPT:

         saveFile();

         break;

     }

   }

   gd_canvas.clear();

   mapstorage.clear();

   Gtk::FileChooserDialog fcdialog("Open File");

   fcdialog.add_button(Gtk::Stock::CANCEL, Gtk::RESPONSE_CANCEL);

   fcdialog.add_button(Gtk::Stock::OPEN, Gtk::RESPONSE_ACCEPT);

   if (fcdialog.run() == Gtk::RESPONSE_ACCEPT)

   {

     Glib::ustring filename = fcdialog.get_filename();

     mapstorage.readFromFile(filename);

     mapstorage.file_name = filename;

     mapstorage.modified = false;

     gd_canvas.drawGraph();

     mapwin.update();

   }

 }

 void MainWin::saveFile()

 {

   if (mapstorage.file_name == "") {

     saveFileAs();

   }

   else

   {

     mapstorage.writeToFile(mapstorage.file_name);

     mapstorage.modified = false;

   }

 }

 void MainWin::saveFileAs()

 {

   Gtk::FileChooserDialog fcdialog("Save File", Gtk::FILE_CHOOSER_ACTION_SAVE);

   fcdialog.add_button(Gtk::Stock::CANCEL, Gtk::RESPONSE_CANCEL);

   fcdialog.add_button(Gtk::Stock::SAVE, Gtk::RESPONSE_ACCEPT);

   if (fcdialog.run() == Gtk::RESPONSE_ACCEPT)

   {

     Glib::ustring filename = fcdialog.get_filename();

     mapstorage.file_name = filename;

     mapstorage.writeToFile(filename);

     mapstorage.modified = false;

   }

 }

 void MainWin::close()

 {

   if (mapstorage.modified)

   {

     Gtk::MessageDialog mdialog("<b>Save changes before closing?</b>", true,

         Gtk::MESSAGE_WARNING, Gtk::BUTTONS_NONE);

     mdialog.add_button("Close _without Saving", Gtk::RESPONSE_REJECT);

     mdialog.add_button(Gtk::Stock::CANCEL, Gtk::RESPONSE_CANCEL);

     mdialog.add_button(Gtk::Stock::SAVE, Gtk::RESPONSE_ACCEPT);

     switch (mdialog.run())

     {

       case Gtk::RESPONSE_CANCEL:

         return;

       case Gtk::RESPONSE_REJECT:

         break;

       case Gtk::RESPONSE_ACCEPT:

         saveFile();

         break;

     }

   }

   gd_canvas.clear();

   mapstorage.clear();

   mapwin.update();

 }