algobox.h
author hegyi
Fri, 13 Oct 2006 13:53:44 +0000
changeset 163 443bc769b344
parent 125 e8bf8bbcf75a
child 174 95872af46fc4
permissions -rw-r--r--
Dijkstra in GUI - and the body...
     1 // -*- C++ -*- //
     2 
     3 #ifndef ALGOBOX_H
     4 #define ALGOBOX_H
     5 
     6 class AlgoBox;
     7 
     8 #include <all_include.h>
     9 #include <mapstorage.h>
    10 #include <mapselector.h>
    11 #include <libgnomecanvasmm.h>
    12 #include <libgnomecanvasmm/polygon.h>
    13 
    14 ///Ancestor class of algorithm graphical interface classes.
    15 
    16 ///It also demonstrates, how should an algorithm graphical interface
    17 ///work. Children of this class have the same functions and attributes,
    18 ///therefore with all of them can the holder \ref AlgoWin communicate
    19 ///in the same way.
    20 ///
    21 ///IMPORTANT! In a child class only the following tasks are to do:
    22 ///
    23 ///-call \ref init function with correct parameters from correctly parametrized constructor
    24 ///
    25 ///-implement \ref build_box function
    26 ///
    27 ///-implement \ref run function
    28 ///
    29 ///because all other thing is automatically done in \ref init function!
    30 
    31 class AlgoBox : public Gtk::VBox
    32 {
    33   ///Signal emitted in case of need for list of maps.
    34 
    35   ///If the user has selected different tab to work on
    36   ///new maps are selected as well. These new maps should be
    37   ///provided for \ref AlgoBox. To get these maps, \ref AlgoBox
    38   ///emits this signal.
    39   sigc::signal<void, std::string> signal_maplist_need;
    40 
    41   ///Signal emitted in case of need for \ref NewMapWin.
    42 
    43   ///If user wants to create a new for an input, or output
    44   ///it can let \ref NewMapWin popped up from here as well.
    45   ///In that case will be this signal emitted.
    46   sigc::signal<void, std::string, bool> signal_newmapwin_need;
    47 
    48   ///Signal emitted when maplists are updated after tab change
    49   sigc::signal<void> signal_maplist_updated;
    50 
    51 
    52 protected:
    53   ///Holder of tabnames.
    54   Gtk::ComboBoxText tabcbt;
    55 
    56   ///Holder of widgets, in which nodemaps can be selected to work on.
    57   std::vector<MapSelector *> nodemapcbts;
    58 
    59   ///Holder of widgets, in which edgemaps can be selected to work on.
    60   std::vector<MapSelector *> edgemapcbts;
    61 
    62   ///Maps of selected tabs.
    63   MapStorage * mapstorage;
    64 
    65 public:
    66   ///Empty constructor called by children.
    67   AlgoBox(){};
    68 
    69   ///Constructor
    70 
    71   ///Calls \ref init function
    72   ///with the provided parameters. \ref init function
    73   ///is needed, because it is virtual, therefore the
    74   ///functions of the proper class will be called when
    75   ///running.
    76   ///\param tablist list of tabs in \ref MainWin
    77   AlgoBox(std::vector<std::string> tablist);
    78 
    79   ///Initiates \ref AlgoBox.
    80 
    81   ///Creates the graphical interface for the realized algorithm, initiates variables, connects signals.
    82   ///
    83   ///List of tabs in \ref MainWin is required, but no one
    84   ///will be selected automatically. Every other
    85   ///entry field remains empty (unselected), until a \ref NoteBookTab
    86   ///is selected.
    87   ///
    88   ///It also have to bind all the signals to the correct place.
    89   ///This function is virtual, in all type of children of
    90   ///\ref AlgoBox the correct function willbe called.
    91   ///
    92   ///Therefore it is IMPORTANT that only \ref run and \ref build_box
    93   ///has to be implemented in children of \ref AlgoBox, every other
    94   ///thing will automatically work properly by the help of this
    95   ///function that must be called in constructor of child!!!
    96   virtual void init(std::vector<std::string>);
    97 
    98   ///Signal emitted, when selected tab changes, and new list of maps required.
    99   sigc::signal<void, std::string> signal_maplist_needed();
   100 
   101   ///Emitted if user wants to create a new map for inpuit or output.
   102   sigc::signal<void, std::string, bool> signal_newmapwin_needed(){return signal_newmapwin_need;};
   103 
   104   sigc::signal<void> signal_upon_maplist_updated(){return signal_maplist_updated;};
   105 
   106   ///Emits signal that requires list of maps for the recently selected \ref NoteBookTab.
   107   void emit_tab_change();
   108 
   109   ///Interface, through which \ref AlgoBox can be notified about tab addition, deletion in \ref MainWin
   110 
   111   ///\param tl list
   112   ///of new tab state.
   113   void update_tablist( std::vector< std::string > tl );
   114 
   115   ///Interface, through which \ref AlgoBox can get the maps of the recently selected \ref NoteBookTab
   116 
   117   ///\param ms the maps
   118   ///of the recently selected \ref NoteBookTab
   119   void update_maplist( MapStorage * ms);
   120 
   121   ///Interface, through which \ref AlgoBox can be notified about nodemap addition.
   122 
   123   ///If new map was added to \ref MapStorage of currently selected \ref NoteBookTab
   124   ///a signal is emitted by it. This signal is connected to this function, so \ref MapSelector s
   125   ///in \ref nodemapcbts can be notified, and those can registrate the new map. (\ref MapSelector::append_text)
   126   void nodemaplist_changed(std::string);
   127 
   128   ///Interface, through which \ref AlgoBox can be notified about edgemap addition.
   129 
   130   ///If new map was added to \ref MapStorage of currently selected \ref NoteBookTab
   131   ///a signal is emitted by it. This signal is connected to this function, so \ref MapSelector s
   132   ///in \ref edgemapcbts can be notified, and those can registrate the new map. (\ref MapSelector::append_text)
   133   void edgemaplist_changed(std::string);
   134 
   135   ///Aid function to provide data for a given entry.
   136 
   137   ///At the moment it is only used for updating info
   138   ///in \ref tabcbt. It clears it first, after that
   139   ///inserts the data got from caller, and if there
   140   ///was previously selected item it switches entry
   141   ///to that.
   142   ///\param tl list of entries (at the moment tabs in \ref MainWin)
   143   ///\param cbt the entry to update (at the moment only \ref tabcbt)
   144   void update_cbt( std::vector< std::string > tl, Gtk::ComboBoxText & cbt);
   145 
   146   ///Runs the ralized algorithm.
   147 
   148   ///Prepare the data for it
   149   ///and after that postprocess it if necessary.
   150   ///This is only a demo here, but in children it
   151   ///runs the algorithm really.
   152   virtual void run();
   153 
   154   ///Creates the layout of the \ref AlgoBox
   155 
   156   ///Place all the entries
   157   ///required. Run and close button is not
   158   ///its responsibility!
   159   virtual void build_box();
   160 
   161   ///Emits \ref signal_newmapwin_need if user wants to create new input or output map.
   162 
   163   ///Called in case of pressing \ref MapSelector::newbut.
   164   ///\param itisedge edge or nodemap is required.
   165   virtual void emit_new_map_signal(bool itisedge);
   166 
   167   ///Aid function to make addition of \ref MapSelector easy in \ref build_box.
   168 
   169   ///\param label label to show in \ref MapSelector
   170   ///\param itisedge whether edge or nodemaps stored in \ref MapSelector
   171   void addMapSelector(std::string label, bool itisedge);
   172 };
   173 #endif //ALGOBOX_H