nbtab.h
author Akos Ladanyi <ladanyi@tmit.bme.hu>
Mon, 07 Jul 2008 15:20:43 +0100
changeset 3 2cc5ed6e6255
permissions -rw-r--r--
Use hg changeset hash instead of svn revision.
     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 #ifndef NBTAB_H
    20 #define NBTAB_H
    21 
    22 class MapStorage;
    23 class EpsWin;
    24 class MapWin;
    25 class DesignWin;
    26 class DigraphDisplayerCanvas;
    27 
    28 #include <libgnomecanvasmm.h>
    29 #include <libgnomecanvasmm/polygon.h>
    30 #include "map_value.h"
    31 
    32 ///One tab in the Notebook that is placed in the main window (\ref MainWin).
    33 
    34 ///One digraph and all of its accessories like maps are assigned to one tab in the notebook.
    35 ///\ref NoteBookTab is responsible for the user defined display of the digraph: view can be
    36 ///set by visualized maps, therefore \ref NoteBookTab must provide an interface to set the
    37 ///view of digraph. This is \ref Mapwin window.
    38 ///
    39 ///\ref NoteBookTab is also
    40 ///responsible for modify the digraph if it is
    41 ///requested. Therefore it is responsible for translating user events to modifications to
    42 ///do on digraph, like node/arc addition/deletion, map modification, addition and so on.
    43 ///
    44 ///To be able to solve these tasks the help of \ref MainWin is also needed, for example to
    45 ///know which editor-tool is active at the moment. Therefore \ref MainWin knows \ref NoteBookTab.
    46 ///
    47 ///Some information in the other direction is needed as well: for example when new map creation is requested for this tab
    48 ///\ref NoteBookTab must ask \ref MainWin to pop-up a \ref NewMapWin. Communication in this direction is realized by signals
    49 ///therefore \ref NoteBookTab does not know \ref MainWin at all, but in this way it is not necessary.
    50 class NoteBookTab : public Gtk::VBox
    51 {
    52 public:
    53   
    54   ///Constructor of \ref NoteBookTab
    55 
    56   ///It initiates the \re DigraphDisplayerCanvas, on which the digraph will be drawn
    57   ///Signals of \ref MapStorage will be bound to the appropriate callback functions here.
    58   NoteBookTab();
    59   
    60   ~NoteBookTab();
    61   
    62   ///Maps assigned to the digraph displayed in this \ref NoteBookTab of notebook.
    63   MapStorage * mapstorage;
    64     
    65   ///Title changement indicator.
    66 
    67   ///If digraph is loaded from disk or saved to disk or changed its name somehow
    68   ///this signal will be emit to let
    69   ///\ref MainWin know that it has to modify the title of the main window.
    70   ///It contains the new title.
    71   sigc::signal<void, std::string> signal_title;
    72 
    73   ///Returns \ref signal_title to be the caller able to connect it to a callback function.
    74   sigc::signal<void, std::string> signal_title_ch();
    75 
    76   ///Indicates that new map window should be popped up.
    77 
    78   ///\ref NoteBookTab can ask \ref MainWin to pop up a \ref NweMapWin ny emitting this signal.
    79   ///The signal contains whether an arcmap or a nodemap should be popped up. \ref NewMapWin
    80   ///is not popped up by \ref NoteBookTab, because not only \ref NoteBookTab needs \ref NewMapWin,
    81   ///but for example \ref MainWin and \ref AlgoWin s as well.
    82   sigc::signal<void, NoteBookTab *, bool> signal_newmap;
    83 
    84   ///Returns \ref signal_newmap to be the caller able to connect it to a callback function.
    85   sigc::signal<void, NoteBookTab *, bool> signal_newmap_needed();
    86 
    87   ///Loads the given file.
    88 
    89   ///The given file will be load in the \ref MapStorage and afeter that
    90   ///\ref DigraphDisplayerCanvas will be requested to display the digraph.
    91   ///\ref DigraphDisplayer will get datas from the recently set \ref MapStorage.
    92   void readFile(const std::string &);
    93     
    94   ///The digraph will be drawn on this \ref DigraphDisplayerCanvas
    95   DigraphDisplayerCanvas * gd_canvas;
    96 
    97   ///Indicates whether the \ref MapWin is opened or not. See \ref mapwin.
    98   bool mapwinexists;
    99 
   100   ///Indicates whether the \ref DesignWin is opened or not. See \ref designwin.
   101   bool designwinexists;
   102 
   103   ///Indicates whether the \ref EpsWin is opened or not. See \ref epswin.
   104   bool epswinexists;
   105 
   106   ///Address of the only \ref MapWin that the \ref NoteBookTab can open.
   107 
   108   ///Only one of this window can be opened at the same time (\ref mapwinexists), 
   109   ///because there is no need for more, one per tab is enough.
   110   ///There won1t be benefit of more than one, but it would be
   111   ///more complicated to synchronize them.
   112   MapWin * mapwin;
   113     
   114   ///Address of the only \ref DesignWin that the \ref NoteBookTab can open.
   115 
   116   ///Only one of this window can be opened at the same time (\ref designwinexists), 
   117   ///because there is no need for more, one per tab is enough.
   118   ///There won't be benefit of more than one, but it would be
   119   ///more complicated to synchronize them.
   120   DesignWin * designwin;
   121 
   122   ///Address of the only \ref EpsWin that the \ref NoteBookTab can open.
   123 
   124   ///Only one of this window can be opened at the same time (\ref epswinexists), 
   125   ///because there is no need for more, one per tab is enough.
   126   ///There won't be benefit of more than one.
   127   EpsWin * epswin;
   128 
   129 public:
   130   ///Callback for 'FileNew' action.
   131   virtual void newFile();
   132   ///Callback for 'FileOpen' action.
   133   virtual void openFile();
   134   ///Callback for 'FileSave' action.
   135   virtual void saveFile();
   136   ///Callback for 'FileSaveAs' action.
   137   virtual void saveFileAs();
   138   ///Callback for 'Close' action.
   139   virtual void close();
   140 
   141   ///Handles changement of view of digraph.
   142 
   143   ///If the user changes the map to show by a property to a nother in \ref MapWin,
   144   ///\ref MapWin will call this function. This function will registrate in \ref MapStorage
   145   ///the new map to display by the changed property. After that \ref MapStorage will
   146   ///emits a signal that will be forwarded to \ref DigraphDisplayerCanvas to update the
   147   ///appropriate parts of digraph.
   148   ///\param itiesarc whether the changed property is arc property or node property
   149   ///\param prop id of property, see all_include.h
   150   ///\param mapname name of the recently selected map
   151   void propertyChange(bool itisarc, int prop, std::string mapname);
   152 
   153   ///Emits a signal that request \ref MainWin to pop up \ref NewMapWin
   154 
   155   ///This function is called by \ref MapWin.
   156   ///\param itisarc whether the new map should be an arcmap or a nodemap.
   157   void popupNewMapWin(bool itisarc);
   158 
   159   ///Returns the actually selected arcmap to visualize by the given property.
   160 
   161   ///\ref MapWin calls this function, beacuse it does not know \ref MapStorage.
   162   ///\param prop property to inquire.
   163   std::string getActiveArcMap(int prop);
   164 
   165   ///Returns the actually selected nodemap to visualize by the given property.
   166 
   167   ///\ref MapWin calls this function, beacuse it does not know \ref MapStorage.
   168   ///\param prop property to inquire.
   169   std::string getActiveNodeMap(int prop);
   170 
   171   ///Registers recently created arcmap in \ref MapWin.
   172 
   173   ///After creation of new map \ref MapStorage emits a signal.
   174   ///This signal is bound to this callback function, that will call
   175   ///a function with the same name and same parameterin \ref MapWin.
   176   ///This call-forwarder function is needed, because \ref Mapstorage does not know \ref MapWin
   177   ///\param mapname name of new map
   178   void registerNewArcMap(std::string mapname, MapValue::Type type);
   179 
   180   ///Registers recently created nodemap in \ref MapWin.
   181 
   182   ///After creation of new map \ref MapStorage emits a signal.
   183   ///This signal is bound to this callback function, that will call
   184   ///a function with the same name and same parameter in \ref MapWin.
   185   ///This call-forwarder function is needed, because \ref Mapstorage does not know \ref MapWin
   186   ///\param mapname name of new map
   187   void registerNewNodeMap(std::string mapname, MapValue::Type type);
   188 
   189   ///Pops up and registrates the \ref MapWin of \ref NoteBookTab.
   190   
   191   ///See also
   192   ///\ref mapwin.
   193   void createMapWin(std::string);
   194 
   195   ///Pops up and registrates the \ref DesignWin of \ref NoteBookTab.
   196   
   197   ///See also
   198   ///\ref mapwin.
   199   void createDesignWin(std::string);
   200 
   201   ///Pops up a window, that can dump digraph to EPS
   202 
   203   ///Different parameters can be set here.
   204   void createExportToEPSWin(std::string);
   205 
   206   ///Closes and deregistrates the \ref MapWin of \ref NoteBookTab.
   207   
   208   ///See also
   209   ///\ref mapwin.
   210   void closeMapWin();
   211 
   212   ///Closes and deregistrates the \ref DesignWin of \ref NoteBookTab.
   213   
   214   ///See also
   215   ///\ref designwin.
   216   bool closeDesignWin(GdkEventAny *);
   217 
   218   ///Closes and deregistrates the \ref EpsWin of \ref NoteBookTab.
   219   
   220   ///See also
   221   ///\ref epswin.
   222   void closeEpsWin();
   223 
   224   ///Sets node representation settings
   225   void setView(bool, bool, double, double);
   226 
   227   ///Gets node representation settings
   228   void getView(bool &, bool &, double&, double&);
   229 
   230   ///Let the digraph redesign, based on gravity and arc elasticity.
   231   void reDesignDigraph();
   232 
   233   ///Lets Mapstorage export the digraph to EPS
   234   void exportDigraphToEPS(std::vector<bool>, std::string, std::string);
   235 
   236   ///\ref MapWin calls this function when it updates the maplist in comboboxes.
   237   void active_maps_needed();
   238 
   239 private:
   240   ///Called when title of tab has changed
   241   void title_changed(std::string);
   242 
   243   ///Signal connection from \ref MapStorage to \ref MapWin
   244 
   245   ///If \ref MapWin is closed this connection has to be disconnected,
   246   ///therefore we have to store it.
   247   sigc::connection mapst2mapwin;
   248 
   249   ///Signal connection from \ref MapStorage to \ref DesignWin
   250 
   251   ///If \ref DesignWin is closed this connection has to be disconnected,
   252   ///therefore we have to store it.
   253   sigc::connection mapst2designwin;
   254 };
   255 
   256 #endif //NBTAB_H