synfig-studio/trunk/src/gtkmm/widget_compselect.cpp

   1 /* === S Y N F I G ========================================================= */
   2 /*!     \file widget_compselect.cpp
   3 **      \brief Template File
   4 **
   5 **      $Id: widget_compselect.cpp,v 1.1.1.1 2005/01/07 03:34:37 darco Exp $
   6 **
   7 **      \legal
   8 **      Copyright (c) 2002 Robert B. Quattlebaum Jr.
   9 **
  10 **      This software and associated documentation
  11 **      are CONFIDENTIAL and PROPRIETARY property of
  12 **      the above-mentioned copyright holder.
  13 **
  14 **      You may not copy, print, publish, or in any
  15 **      other way distribute this software without
  16 **      a prior written agreement with
  17 **      the copyright holder.
  18 **      \endlegal
  19 */
  20 /* ========================================================================= */
  21
  22 /* === H E A D E R S ======================================================= */
  23
  24 #ifdef USING_PCH
  25 #       include "pch.h"
  26 #else
  27 #ifdef HAVE_CONFIG_H
  28 #       include <config.h>
  29 #endif
  30
  31 #include <gtkmm/menu.h>
  32 #include "widget_compselect.h"
  33 #include <ETL/stringf>
  34 #include <synfig/valuenode.h>
  35 #include "instance.h"
  36
  37 #endif
  38
  39 /* === U S I N G =========================================================== */
  40
  41 using namespace std;
  42 using namespace etl;
  43 using namespace synfig;
  44 using namespace studio;
  45
  46 /* === M A C R O S ========================================================= */
  47
  48 /* === G L O B A L S ======================================================= */
  49
  50 /* === P R O C E D U R E S ================================================= */
  51
  52 /* === M E T H O D S ======================================================= */
  53
  54 Widget_CompSelect::Widget_CompSelect()
  55 {
  56         App::signal_instance_created().connect(sigc::mem_fun(*this,&studio::Widget_CompSelect::new_instance));
  57         App::signal_instance_deleted().connect(sigc::mem_fun(*this,&studio::Widget_CompSelect::delete_instance));
  58         App::signal_instance_selected().connect(sigc::mem_fun(*this,&studio::Widget_CompSelect::set_selected_instance_signal));
  59
  60         set_menu(instance_list_menu);
  61         refresh();
  62 }
  63
  64 Widget_CompSelect::~Widget_CompSelect()
  65 {
  66 }
  67
  68 void
  69 Widget_CompSelect::set_selected_instance_signal(etl::handle<studio::Instance> x)
  70 {
  71         set_selected_instance(x);
  72 }
  73
  74 void
  75 Widget_CompSelect::set_selected_instance_(etl::handle<studio::Instance> instance)
  76 {
  77         if(studio::App::shutdown_in_progress)
  78                 return;
  79
  80         selected_instance=instance;
  81 }
  82
  83 void
  84 Widget_CompSelect::set_selected_instance(etl::loose_handle<studio::Instance> x)
  85 {
  86         if(studio::App::shutdown_in_progress)
  87                 return;
  88
  89         // if it's already selected, don't select it again
  90         if (x==selected_instance)
  91                 return;
  92
  93         std::list<etl::handle<studio::Instance> >::iterator iter;
  94
  95         if(x)
  96         {
  97                 int i;
  98                 for(i=0,iter=studio::App::instance_list.begin();iter!=studio::App::instance_list.end() && ((*iter)!=x);iter++,i++);
  99
 100                 assert(*iter==x);
 101
 102                 set_history(i);
 103         }
 104         else
 105                 set_history(0);
 106
 107         set_selected_instance_(x);
 108 }
 109
 110 void
 111 Widget_CompSelect::new_instance(etl::handle<studio::Instance> instance)
 112 {
 113         if(studio::App::shutdown_in_progress)
 114                 return;
 115
 116         assert(instance);
 117
 118         etl::loose_handle<studio::Instance> loose_instance(instance);
 119
 120         instance->synfigapp::Instance::signal_filename_changed().connect(sigc::mem_fun(*this,&Widget_CompSelect::refresh));
 121         instance->synfigapp::Instance::signal_filename_changed().connect(
 122                 sigc::bind<etl::loose_handle<studio::Instance> >(
 123                         sigc::mem_fun(*this,&Widget_CompSelect::set_selected_instance),
 124                         loose_instance
 125                 )
 126         );
 127
 128         {
 129                 std::string name=basename(instance->get_file_name());
 130
 131                 instance_list_menu.items().push_back(Gtk::Menu_Helpers::MenuElem(name,
 132                         sigc::bind<etl::loose_handle<studio::Instance> >(sigc::ptr_fun(&studio::App::set_selected_instance),loose_instance)     ));
 133         }
 134
 135 }
 136
 137 void
 138 Widget_CompSelect::delete_instance(etl::handle<studio::Instance> instance)
 139 {
 140         DEBUGPOINT();
 141         refresh();
 142
 143         if(selected_instance==instance)
 144         {
 145                 set_selected_instance(0);
 146                 set_history(0);
 147         }
 148 }
 149
 150 void
 151 Widget_CompSelect::refresh()
 152 {
 153         remove_menu();
 154
 155         if(!instance_list_menu.items().empty())
 156                 instance_list_menu.items().clear();
 157
 158         if(studio::App::shutdown_in_progress)
 159                 return;
 160
 161         std::list<etl::handle<studio::Instance> >::iterator iter;
 162         for(iter=studio::App::instance_list.begin();iter!=studio::App::instance_list.end();iter++)
 163         {
 164                 std::string name=basename((*iter)->get_file_name());
 165
 166                 instance_list_menu.items().push_back(Gtk::Menu_Helpers::MenuElem(name,
 167                         sigc::bind<etl::loose_handle<studio::Instance> >(sigc::ptr_fun(&studio::App::set_selected_instance),*iter)      ));
 168         }
 169         set_menu(instance_list_menu);
 170 }