LCOV - code coverage report
Current view: top level - gui/source/attributes - gui_attributes_editor.c (source / functions) Hit Total Coverage
Test: crystal-facet-uml_v1.61.0_covts Lines: 0 879 0.0 %
Date: 2024-10-26 21:44:38 Functions: 0 27 0.0 %

          Line data    Source code
       1             : /* File: gui_attributes_editor.c; Copyright and License: see below */
       2             : 
       3             : #include "gui_attributes_editor.h"
       4             : #include "gui_attribute_type_of_classifier.h"
       5             : #include "gui_attribute_type_of_diagram.h"
       6             : #include "gui_attribute_type_of_feature.h"
       7             : #include "gui_attribute_type_of_relationship.h"
       8             : #include "draw/draw_stereotype_image.h"
       9             : #include "u8/u8_trace.h"
      10             : #include "ctrl_simple_changer.h"
      11             : #include "entity/data_table.h"
      12             : #include "entity/data_id.h"
      13             : #include "utf8stringbuf/utf8string.h"
      14             : #include <gtk/gtk.h>
      15             : #include <stdbool.h>
      16             : 
      17           0 : void gui_attributes_editor_init ( gui_attributes_editor_t *this_,
      18             :                                   GtkLabel *id_label,
      19             :                                   GtkEntry *name_entry,
      20             :                                   GtkEntry *stereotype_entry,
      21             :                                   GtkDropDown *type_dropdown,
      22             :                                   GtkWidget *type_diag_grid,
      23             :                                   GtkWidget *type_clas_grid,
      24             :                                   GtkWidget *type_feat_grid,
      25             :                                   GtkWidget *type_rel_grid,
      26             :                                   GtkTextView *description_text_view,
      27             :                                   GtkButton *commit_button,
      28             :                                   gui_resources_t *resources,
      29             :                                   ctrl_controller_t *controller,
      30             :                                   data_database_reader_t *db_reader,
      31             :                                   data_database_t *database,
      32             :                                   gui_simple_message_to_user_t *message_to_user )
      33             : {
      34           0 :     U8_TRACE_BEGIN();
      35           0 :     assert( NULL != id_label );
      36           0 :     assert( NULL != name_entry );
      37           0 :     assert( NULL != stereotype_entry );
      38           0 :     assert( NULL != type_dropdown );
      39           0 :     assert( NULL != type_diag_grid );
      40           0 :     assert( NULL != type_clas_grid );
      41           0 :     assert( NULL != type_feat_grid );
      42           0 :     assert( NULL != type_rel_grid );
      43           0 :     assert( NULL != description_text_view );
      44           0 :     assert( NULL != commit_button );
      45             : 
      46           0 :     assert( NULL != resources );
      47           0 :     assert( NULL != controller );
      48           0 :     assert( NULL != db_reader );
      49           0 :     assert( NULL != message_to_user );
      50             : 
      51           0 :     (*this_).id_label = id_label;
      52           0 :     (*this_).name_entry = name_entry;
      53           0 :     (*this_).stereotype_entry = stereotype_entry;
      54           0 :     (*this_).type_dropdown = type_dropdown;
      55           0 :     (*this_).type_diag_grid = type_diag_grid;
      56           0 :     (*this_).type_clas_grid = type_clas_grid;
      57           0 :     (*this_).type_feat_grid = type_feat_grid;
      58           0 :     (*this_).type_rel_grid = type_rel_grid;
      59           0 :     (*this_).description_text_view = description_text_view;
      60           0 :     (*this_).commit_button = commit_button;
      61             : 
      62           0 :     (*this_).db_reader = db_reader;
      63           0 :     (*this_).controller = controller;
      64           0 :     (*this_).database = database;
      65           0 :     (*this_).message_to_user = message_to_user;
      66           0 :     (*this_).sync_dir = GUI_ATTRIBUTES_EDITOR_SYNC_DIR_DB_TO_GUI;
      67           0 :     data_id_init_void( &((*this_).latest_created_id) );
      68           0 :     data_id_init_void( &((*this_).second_latest_id) );
      69           0 :     data_diagram_init_empty( &((*this_).private_diagram_cache) );
      70           0 :     data_classifier_init_empty( &((*this_).private_classifier_cache) );
      71           0 :     data_feature_init_empty( &((*this_).private_feature_cache) );
      72           0 :     data_relationship_init_empty( &((*this_).private_relationship_cache) );
      73           0 :     data_id_init_void( &((*this_).selected_object_id) );
      74             : 
      75           0 :     gui_type_resource_list_init( &((*this_).type_lists), resources );
      76           0 :     (*this_).temp_search_me = GUI_TYPE_RESOURCE( g_object_new( gui_type_resource_get_type(), NULL ) );
      77           0 :     (*this_).previous_selected_object_id = DATA_ID_VOID;
      78             : 
      79             :     /* update widgets */
      80           0 :     gui_attributes_editor_update_widgets( this_ );
      81             : 
      82           0 :     U8_TRACE_END();
      83           0 : }
      84             : 
      85           0 : void gui_attributes_editor_destroy ( gui_attributes_editor_t *this_ )
      86             : {
      87           0 :     U8_TRACE_BEGIN();
      88             : 
      89           0 :     data_id_destroy( &((*this_).selected_object_id) );
      90           0 :     data_diagram_destroy( &((*this_).private_diagram_cache) );
      91           0 :     data_classifier_destroy( &((*this_).private_classifier_cache) );
      92           0 :     data_feature_destroy( &((*this_).private_feature_cache) );
      93           0 :     data_relationship_destroy( &((*this_).private_relationship_cache) );
      94           0 :     data_id_destroy( &((*this_).second_latest_id) );
      95           0 :     data_id_destroy( &((*this_).latest_created_id) );
      96             : 
      97           0 :     g_object_unref( (*this_).temp_search_me );
      98           0 :     gui_type_resource_list_destroy( &((*this_).type_lists) );
      99             : 
     100           0 :     (*this_).db_reader = NULL;
     101           0 :     (*this_).controller = NULL;
     102           0 :     (*this_).message_to_user = NULL;
     103             : 
     104           0 :     (*this_).id_label = NULL;
     105           0 :     (*this_).name_entry = NULL;
     106           0 :     (*this_).stereotype_entry = NULL;
     107           0 :     (*this_).type_dropdown = NULL;
     108           0 :     (*this_).type_diag_grid = NULL;
     109           0 :     (*this_).type_clas_grid = NULL;
     110           0 :     (*this_).type_feat_grid = NULL;
     111           0 :     (*this_).type_rel_grid = NULL;
     112           0 :     (*this_).description_text_view = NULL;
     113             : 
     114           0 :     U8_TRACE_END();
     115           0 : }
     116             : 
     117           0 : void gui_attributes_editor_update_widgets ( gui_attributes_editor_t *this_ )
     118             : {
     119           0 :     U8_TRACE_BEGIN();
     120             : 
     121           0 :     if ( (*this_).sync_dir == GUI_ATTRIBUTES_EDITOR_SYNC_DIR_DB_TO_GUI )
     122             :     {
     123           0 :         gui_attributes_editor_private_id_update_view( this_ );
     124           0 :         gui_attributes_editor_private_name_update_view ( this_ );
     125           0 :         gui_attributes_editor_private_stereotype_update_view( this_ );
     126           0 :         gui_attributes_editor_private_description_update_view( this_ );
     127           0 :         gui_attributes_editor_private_type_update_view( this_ );
     128             :     }
     129             :     else
     130             :     {
     131             :         /* widgets are not updated in GUI TO DB mode */
     132           0 :         U8_LOG_WARNING( "gui_attributes_editor_update_widgets called in GUI_ATTRIBUTES_EDITOR_SYNC_DIR_GUI_TO_DB mode!" );
     133             :     }
     134             : 
     135           0 :     U8_TRACE_END();
     136           0 : }
     137             : 
     138           0 : void gui_attributes_editor_commit_changes ( gui_attributes_editor_t *this_ )
     139             : {
     140           0 :     U8_TRACE_BEGIN();
     141             : 
     142           0 :     const gui_attributes_editor_sync_dir_t original_dir = (*this_).sync_dir;
     143           0 :     if ( (*this_).sync_dir == GUI_ATTRIBUTES_EDITOR_SYNC_DIR_DB_TO_GUI )
     144             :     {
     145           0 :         U8_LOG_EVENT( "gui_attributes_editor entering state GUI_ATTRIBUTES_EDITOR_SYNC_DIR_GUI_TO_DB." );
     146           0 :         (*this_).sync_dir = GUI_ATTRIBUTES_EDITOR_SYNC_DIR_GUI_TO_DB;
     147             :     }
     148             : 
     149           0 :     gui_attributes_editor_private_name_commit_changes ( this_ );
     150           0 :     gui_attributes_editor_private_stereotype_commit_changes ( this_ );
     151           0 :     gui_attributes_editor_private_description_commit_changes ( this_ );
     152             : 
     153           0 :     if ( original_dir == GUI_ATTRIBUTES_EDITOR_SYNC_DIR_DB_TO_GUI )
     154             :     {
     155           0 :         U8_LOG_EVENT( "gui_attributes_editor leaving state GUI_ATTRIBUTES_EDITOR_SYNC_DIR_GUI_TO_DB." );
     156           0 :         (*this_).sync_dir = GUI_ATTRIBUTES_EDITOR_SYNC_DIR_DB_TO_GUI;
     157           0 :         gui_attributes_editor_private_load_object( this_, (*this_).selected_object_id );
     158           0 :         gui_attributes_editor_update_widgets( this_ );
     159             :     }
     160             : 
     161           0 :     U8_TRACE_END();
     162           0 : }
     163             : 
     164           0 : void gui_attributes_editor_trace ( const gui_attributes_editor_t *this_ )
     165             : {
     166           0 :     U8_TRACE_BEGIN();
     167             : 
     168           0 :     U8_TRACE_INFO( "gui_attributes_editor_t" );
     169           0 :     U8_TRACE_INFO( "- selected_object_id:" );
     170           0 :     data_id_trace( &((*this_).selected_object_id) );
     171             : 
     172           0 :     switch ( data_id_get_table( &((*this_).selected_object_id ) ) )
     173             :     {
     174           0 :         case DATA_TABLE_VOID:
     175             :         {
     176           0 :             U8_TRACE_INFO( "- cached object: none" );
     177             :         }
     178           0 :         break;
     179             : 
     180           0 :         case DATA_TABLE_CLASSIFIER:
     181             :         {
     182           0 :             U8_TRACE_INFO( "- cached object:" );
     183           0 :             data_classifier_trace( &((*this_).private_classifier_cache) );
     184             :         }
     185           0 :         break;
     186             : 
     187           0 :         case DATA_TABLE_FEATURE:
     188             :         {
     189           0 :             U8_TRACE_INFO( "- cached object:" );
     190           0 :             data_feature_trace( &((*this_).private_feature_cache) );
     191             :         }
     192           0 :         break;
     193             : 
     194           0 :         case DATA_TABLE_RELATIONSHIP:
     195             :         {
     196           0 :             U8_TRACE_INFO( "- cached object:" );
     197           0 :             data_relationship_trace( &((*this_).private_relationship_cache) );
     198             :         }
     199           0 :         break;
     200             : 
     201           0 :         case DATA_TABLE_DIAGRAMELEMENT:
     202             :         {
     203           0 :             U8_TRACE_INFO( "- cached object: ANOMALY, UNEXPECTED VALUE OF data_table_t" );
     204             :         }
     205           0 :         break;
     206             : 
     207           0 :         case DATA_TABLE_DIAGRAM:
     208             :         {
     209           0 :             U8_TRACE_INFO( "- cached object:" );
     210           0 :             data_diagram_trace( &((*this_).private_diagram_cache) );
     211             :         }
     212           0 :         break;
     213             : 
     214           0 :         default:
     215             :         {
     216           0 :             U8_TRACE_INFO( "- cached object: ERROR, ILLEGAL ENUM VALUE OF data_table_t" );
     217             :         }
     218           0 :         break;
     219             :     }
     220             : 
     221             :     /* id: */
     222             :     if ( U8_TRACE_ACTIVE )
     223             :     {
     224             :         GtkLabel *id_widget;
     225             :         const char* text;
     226           0 :         id_widget = GTK_LABEL( (*this_).id_label );
     227           0 :         text = gtk_label_get_text( id_widget );
     228             : 
     229           0 :         U8_TRACE_INFO_STR( "- visible id:", text );
     230             :     }
     231             : 
     232             :     /* name: */
     233             :     if ( U8_TRACE_ACTIVE )
     234             :     {
     235             :         const char* text;
     236           0 :         GtkEntry *const name_widget = GTK_ENTRY( (*this_).name_entry );
     237           0 :         GtkEntryBuffer *const name_buf = gtk_entry_get_buffer( name_widget );
     238           0 :         text = gtk_entry_buffer_get_text( name_buf );
     239           0 :         U8_TRACE_INFO_STR( "- visible name:", text );
     240             :     }
     241             : 
     242             :     /* stereotype: */
     243             :     if ( U8_TRACE_ACTIVE )
     244             :     {
     245             :         const char* text;
     246           0 :         GtkEntry *const stereotype_widget = GTK_ENTRY( (*this_).stereotype_entry );
     247           0 :         GtkEntryBuffer *const stereotype_buf = gtk_entry_get_buffer( stereotype_widget );
     248           0 :         text = gtk_entry_buffer_get_text( stereotype_buf );
     249           0 :         U8_TRACE_INFO_STR( "- visible stereotype:", text );
     250             :     }
     251             : 
     252             :     /* type: */
     253             :     if ( U8_TRACE_ACTIVE )
     254             :     {
     255             :         int obj_type;
     256           0 :         GObject *selected = gtk_drop_down_get_selected_item ( (*this_).type_dropdown );
     257           0 :         if ( selected == NULL )
     258             :         {
     259           0 :             obj_type = -1;
     260             :         }
     261             :         else
     262             :         {
     263           0 :             const data_type_t *obj_full_type = gui_type_resource_get_type_id( ((GuiTypeResource*)selected) );
     264           0 :             obj_type = data_type_get_type_as_int( obj_full_type );
     265             :         }
     266           0 :         U8_TRACE_INFO_INT( "- visible type id:", obj_type );
     267             :     }
     268             : 
     269             :     /* description: */
     270             :     if ( U8_TRACE_ACTIVE )
     271             :     {
     272             :         GtkTextView *description_widget;
     273             :         GtkTextBuffer *buffer;
     274           0 :         description_widget = GTK_TEXT_VIEW( (*this_).description_text_view );
     275           0 :         buffer = gtk_text_view_get_buffer ( description_widget );
     276             :         GtkTextIter start;
     277             :         GtkTextIter end;
     278           0 :         gtk_text_buffer_get_start_iter ( buffer, &start );
     279           0 :         gtk_text_buffer_get_end_iter ( buffer, &end );
     280             :         const char* text;
     281           0 :         text = gtk_text_buffer_get_text ( buffer, &start, &end, false );
     282           0 :         U8_TRACE_INFO_STR( "- visible description:", text );
     283             :     }
     284             : 
     285           0 :     U8_TRACE_INFO_STR( "- sync mode:", ((*this_).sync_dir==GUI_ATTRIBUTES_EDITOR_SYNC_DIR_DB_TO_GUI)?"db-2-gui":"GUI_TO_DB" );
     286             : 
     287           0 :     U8_TRACE_END();
     288           0 : }
     289             : 
     290             : /* ================================ USER INPUT CALLBACKS ================================ */
     291             : 
     292           0 : void gui_attributes_editor_name_focus_left_callback( GtkEventControllerFocus* self, gpointer user_data )
     293             : {
     294           0 :     U8_TRACE_BEGIN();
     295           0 :     assert( user_data != NULL );
     296           0 :     gui_attributes_editor_t *const this_ = (gui_attributes_editor_t*) user_data;
     297           0 :     assert( gtk_event_controller_get_widget( GTK_EVENT_CONTROLLER(self) ) == GTK_WIDGET( (*this_).name_entry ) );
     298             : 
     299             :     //gui_attributes_editor_private_name_commit_changes( this_ );
     300           0 :     gui_attributes_editor_commit_changes( this_ );
     301             : 
     302           0 :     U8_TRACE_TIMESTAMP();
     303           0 :     U8_TRACE_END();
     304           0 : }
     305             : 
     306           0 : void gui_attributes_editor_name_enter_callback ( GtkEntry *widget, gpointer user_data )
     307             : {
     308           0 :     U8_TRACE_BEGIN();
     309           0 :     assert( user_data != NULL );
     310           0 :     gui_attributes_editor_t *const this_ = (gui_attributes_editor_t*) user_data;
     311           0 :     assert( GTK_ENTRY( widget ) == GTK_ENTRY( (*this_).name_entry ) );
     312             : 
     313             :     //gui_attributes_editor_private_name_commit_changes( this_ );
     314           0 :     gui_attributes_editor_commit_changes ( this_ );
     315             : 
     316           0 :     U8_TRACE_TIMESTAMP();
     317           0 :     U8_TRACE_END();
     318           0 : }
     319             : 
     320           0 : void gui_attributes_editor_stereotype_focus_left_callback( GtkEventControllerFocus* self, gpointer user_data )
     321             : {
     322           0 :     U8_TRACE_BEGIN();
     323           0 :     assert( user_data != NULL );
     324           0 :     gui_attributes_editor_t *const this_ = (gui_attributes_editor_t*) user_data;
     325           0 :     assert( gtk_event_controller_get_widget( GTK_EVENT_CONTROLLER(self) ) == GTK_WIDGET( (*this_).stereotype_entry ) );
     326             : 
     327             :     //gui_attributes_editor_private_stereotype_commit_changes( this_ );
     328           0 :     gui_attributes_editor_commit_changes( this_ );
     329             : 
     330           0 :     U8_TRACE_TIMESTAMP();
     331           0 :     U8_TRACE_END();
     332           0 : }
     333             : 
     334           0 : void gui_attributes_editor_stereotype_enter_callback ( GtkEntry *widget, gpointer user_data )
     335             : {
     336           0 :     U8_TRACE_BEGIN();
     337           0 :     assert( user_data != NULL );
     338           0 :     gui_attributes_editor_t *const this_ = (gui_attributes_editor_t*) user_data;
     339           0 :     assert( GTK_ENTRY(widget) == GTK_ENTRY( (*this_).stereotype_entry ) );
     340             : 
     341             :     //gui_attributes_editor_private_stereotype_commit_changes( this_ );
     342           0 :     gui_attributes_editor_commit_changes ( this_ );
     343             : 
     344           0 :     U8_TRACE_TIMESTAMP();
     345           0 :     U8_TRACE_END();
     346           0 : }
     347             : 
     348           0 : void gui_attributes_editor_type_changed_callback ( GObject* self, GParamSpec* pspec, gpointer user_data )
     349             : {
     350           0 :     U8_TRACE_BEGIN();
     351             :     gui_attributes_editor_t *this_;
     352           0 :     this_ = (gui_attributes_editor_t*) user_data;
     353           0 :     assert ( NULL != this_ );
     354           0 :     assert ( GTK_DROP_DOWN( self ) == (*this_).type_dropdown );
     355             : 
     356             :     /* if the selected object has changed, this callback is triggered by that change, */
     357             :     /* not by the user selecting another type */
     358           0 :     bool user_requested = data_id_equals( &((*this_).previous_selected_object_id), &((*this_).selected_object_id) );
     359           0 :     (*this_).previous_selected_object_id = (*this_).selected_object_id;
     360             : 
     361             :     /* get type id from widget */
     362           0 :     GObject *selected = gtk_drop_down_get_selected_item ( (*this_).type_dropdown );
     363           0 :     if (( selected != NULL )&& user_requested )
     364             :     {
     365             :         const data_type_t *const obj_full_type
     366           0 :             = gui_type_resource_get_type_id( ((GuiTypeResource*)selected) );
     367           0 :         const int obj_type = data_type_get_type_as_int( obj_full_type );
     368           0 :         U8_TRACE_INFO_INT( "selected type_id:", obj_type );
     369             : 
     370             :         /* commit possibly changed texts before causing update events */
     371           0 :         gui_attributes_editor_commit_changes( this_ );
     372             : 
     373           0 :         gui_attributes_editor_private_type_commit_changes( this_, obj_type );
     374             :     }
     375             : 
     376           0 :     U8_TRACE_TIMESTAMP();
     377           0 :     U8_TRACE_END();
     378           0 : }
     379             : 
     380           0 : void gui_attributes_editor_type_of_diagram_btn_callback( GtkWidget* button, gpointer data )
     381             : {
     382           0 :     U8_TRACE_BEGIN();
     383           0 :     const gui_attribute_type_of_diagram_t *const btn_data = (gui_attribute_type_of_diagram_t*) data;
     384           0 :     assert ( NULL != btn_data );
     385           0 :     gui_attributes_editor_t *const this_ = gui_attribute_type_of_diagram_get_editor( btn_data );
     386           0 :     assert ( NULL != this_ );
     387           0 :     const data_diagram_type_t selected_type = gui_attribute_type_of_diagram_get_selected_type( btn_data );
     388           0 :     U8_TRACE_INFO_INT( "selected type:", selected_type );
     389             : 
     390             :     /* commit possibly changed texts before causing update events */
     391           0 :     gui_attributes_editor_commit_changes( this_ );
     392             : 
     393           0 :     gui_attributes_editor_private_type_commit_changes ( this_, selected_type );
     394             : 
     395           0 :     U8_TRACE_TIMESTAMP();
     396           0 :     U8_TRACE_END();
     397           0 : }
     398             : 
     399           0 : void gui_attributes_editor_type_of_classifier_btn_callback( GtkWidget* button, gpointer data )
     400             : {
     401           0 :     U8_TRACE_BEGIN();
     402           0 :     const gui_attribute_type_of_classifier_t *const btn_data = (gui_attribute_type_of_classifier_t*) data;
     403           0 :     assert ( NULL != btn_data );
     404           0 :     gui_attributes_editor_t *const this_ = gui_attribute_type_of_classifier_get_editor( btn_data );
     405           0 :     assert ( NULL != this_ );
     406           0 :     const data_diagram_type_t selected_type = gui_attribute_type_of_classifier_get_selected_type( btn_data );
     407           0 :     U8_TRACE_INFO_INT( "selected type:", selected_type );
     408             : 
     409             :     /* commit possibly changed texts before causing update events */
     410           0 :     gui_attributes_editor_commit_changes( this_ );
     411             : 
     412           0 :     gui_attributes_editor_private_type_commit_changes ( this_, selected_type );
     413             : 
     414           0 :     U8_TRACE_TIMESTAMP();
     415           0 :     U8_TRACE_END();
     416           0 : }
     417             : 
     418           0 : void gui_attributes_editor_type_of_feature_btn_callback( GtkWidget* button, gpointer data )
     419             : {
     420           0 :     U8_TRACE_BEGIN();
     421           0 :     const gui_attribute_type_of_feature_t *const btn_data = (gui_attribute_type_of_feature_t*) data;
     422           0 :     assert ( NULL != btn_data );
     423           0 :     gui_attributes_editor_t *const this_ = gui_attribute_type_of_feature_get_editor( btn_data );
     424           0 :     assert ( NULL != this_ );
     425           0 :     const data_diagram_type_t selected_type = gui_attribute_type_of_feature_get_selected_type( btn_data );
     426           0 :     U8_TRACE_INFO_INT( "selected type:", selected_type );
     427             : 
     428             :     /* commit possibly changed texts before causing update events */
     429           0 :     gui_attributes_editor_commit_changes( this_ );
     430             : 
     431           0 :     gui_attributes_editor_private_type_commit_changes ( this_, selected_type );
     432             : 
     433           0 :     U8_TRACE_TIMESTAMP();
     434           0 :     U8_TRACE_END();
     435           0 : }
     436             : 
     437           0 : void gui_attributes_editor_type_of_relationship_btn_callback( GtkWidget* button, gpointer data )
     438             : {
     439           0 :     U8_TRACE_BEGIN();
     440           0 :     const gui_attribute_type_of_relationship_t *const btn_data = (gui_attribute_type_of_relationship_t*) data;
     441           0 :     assert ( NULL != btn_data );
     442           0 :     gui_attributes_editor_t *const this_ = gui_attribute_type_of_relationship_get_editor( btn_data );
     443           0 :     assert ( NULL != this_ );
     444           0 :     const data_diagram_type_t selected_type = gui_attribute_type_of_relationship_get_selected_type( btn_data );
     445           0 :     U8_TRACE_INFO_INT( "selected type:", selected_type );
     446             : 
     447             :     /* commit possibly changed texts before causing update events */
     448           0 :     gui_attributes_editor_commit_changes( this_ );
     449             : 
     450           0 :     gui_attributes_editor_private_type_commit_changes ( this_, selected_type );
     451             : 
     452           0 :     U8_TRACE_TIMESTAMP();
     453           0 :     U8_TRACE_END();
     454           0 : }
     455             : 
     456           0 : void gui_attributes_editor_description_focus_left_callback( GtkEventControllerFocus* self, gpointer user_data )
     457             : {
     458           0 :     U8_TRACE_BEGIN();
     459           0 :     assert( user_data != NULL );
     460           0 :     gui_attributes_editor_t *const this_ = (gui_attributes_editor_t*) user_data;
     461           0 :     assert( gtk_event_controller_get_widget( GTK_EVENT_CONTROLLER(self) ) == GTK_WIDGET( (*this_).description_text_view ) );
     462             : 
     463           0 :     gui_attributes_editor_commit_changes( this_ );
     464             :     //gui_attributes_editor_private_description_commit_changes( this_ );
     465             : 
     466           0 :     U8_TRACE_TIMESTAMP();
     467           0 :     U8_TRACE_END();
     468           0 : }
     469             : 
     470             : /* ================================ SELECTION or MODEL CHANGED CALLBACKS ================================ */
     471             : 
     472           0 : void gui_attributes_editor_focused_object_changed_callback( GtkWidget *widget, data_id_t *id, gpointer user_data )
     473             : {
     474           0 :     U8_TRACE_BEGIN();
     475             :     gui_attributes_editor_t *this_;
     476           0 :     this_ = (gui_attributes_editor_t*) user_data;
     477           0 :     assert ( NULL != this_ );
     478           0 :     assert ( NULL != id );
     479           0 :     assert ( NULL != widget );
     480             : 
     481             :     /* is a new object selected ? */
     482           0 :     if ( ! data_id_equals( &((*this_).selected_object_id), id ) )
     483             :     {
     484             :         /* store all changes on the old object */
     485           0 :         gui_attributes_editor_commit_changes( this_ );
     486             : 
     487             :         /* load the new object */
     488           0 :         data_id_trace( id );
     489           0 :         gui_attributes_editor_private_load_object( this_, *id );
     490             : 
     491             :         /* update all widgets now */
     492           0 :         gui_attributes_editor_update_widgets( this_ );
     493             : 
     494             :         /* select the name so that typing replaces it immediately */
     495             :         /* latest_created_id allows to check if selected id new */
     496           0 :         if ( ( data_id_equals( &((*this_).latest_created_id), &((*this_).selected_object_id) ) )
     497           0 :            || ( data_id_equals( &((*this_).second_latest_id), &((*this_).selected_object_id) ) ) )
     498             :         {
     499           0 :             gtk_widget_grab_focus( GTK_WIDGET((*this_).name_entry) );
     500             :             /* the grab focus may cause focus-lost signals - which update the widgets */
     501           0 :             gtk_editable_select_region( GTK_EDITABLE((*this_).name_entry), 0, -1 );
     502           0 :             U8_TRACE_INFO( "gui_attributes_editor called gtk_widget_grab_focus" );
     503             :         }
     504             :     }
     505             : 
     506           0 :     U8_TRACE_TIMESTAMP();
     507           0 :     U8_TRACE_END();
     508           0 : }
     509             : 
     510           0 : void gui_attributes_editor_data_changed_callback( GtkWidget *widget, data_change_message_t *msg, gpointer user_data )
     511             : {
     512           0 :     U8_TRACE_BEGIN();
     513             :     gui_attributes_editor_t *this_;
     514           0 :     this_ = (gui_attributes_editor_t*) user_data;
     515           0 :     assert ( NULL != this_ );
     516           0 :     assert ( NULL != msg );
     517           0 :     assert ( NULL != widget );
     518             : 
     519             :     data_id_t id;
     520             :     data_change_event_type_t evt_type;
     521           0 :     id = data_change_message_get_modified( msg );
     522           0 :     evt_type = data_change_message_get_event ( msg );
     523             : 
     524           0 :     if ( evt_type == DATA_CHANGE_EVENT_TYPE_DB_PREPARE_CLOSE )
     525             :     {
     526             :         /* store all changes on the old object */
     527           0 :         gui_attributes_editor_commit_changes( this_ );
     528             :     }
     529           0 :     else if ( evt_type == DATA_CHANGE_EVENT_TYPE_DB_CLOSED )
     530             :     {
     531           0 :         data_id_reinit_void( &((*this_).latest_created_id) );
     532           0 :         data_id_reinit_void( &((*this_).second_latest_id) );
     533             :         /* data_id_t nothing;
     534             :         data_id_init_void( &nothing );
     535             :         gui_attributes_editor_private_load_object( this_, nothing );  / * clear cached data */
     536           0 :         gui_attributes_editor_private_load_object( this_, DATA_ID_VOID );  /* clear cached data */
     537           0 :         gui_attributes_editor_update_widgets ( this_ );
     538             :     }
     539           0 :     else if ( data_id_equals( &id, &((*this_).selected_object_id) ) )
     540             :     {
     541             :         /* DO NOT STORE DATA IN A DATA CHANGED CALLBACK - MAY CAUSE ENDLESS RECURSION */
     542           0 :         data_change_message_trace( msg );
     543           0 :         if ( (*this_).sync_dir == GUI_ATTRIBUTES_EDITOR_SYNC_DIR_DB_TO_GUI )
     544             :         {
     545             :             /* overwrite/update displayed values */
     546           0 :             gui_attributes_editor_private_load_object( this_, id );  /* checks if object still exists */
     547           0 :             gui_attributes_editor_update_widgets ( this_ );
     548             :         }
     549             :     }
     550           0 :     else if ( evt_type == DATA_CHANGE_EVENT_TYPE_CREATE )
     551             :     {
     552             :         /* diagram elements should not be remembered, only the new classifier is important */
     553           0 :         if ( DATA_TABLE_DIAGRAMELEMENT != data_id_get_table( &id ) )
     554             :         {
     555           0 :             (*this_).second_latest_id = (*this_).latest_created_id;
     556           0 :             (*this_).latest_created_id = id;
     557             :         }
     558             :     };
     559             : 
     560           0 :     U8_TRACE_TIMESTAMP();
     561           0 :     U8_TRACE_END();
     562           0 : }
     563             : 
     564             : /* ================================ PRIVATE METHODS ================================ */
     565             : 
     566           0 : void gui_attributes_editor_private_load_object ( gui_attributes_editor_t *this_, data_id_t id )
     567             : {
     568           0 :     U8_TRACE_BEGIN();
     569             : 
     570             :     /* before overwriting the current data, trace this_: */
     571           0 :     gui_attributes_editor_trace( this_ );
     572           0 :     if ( (*this_).sync_dir != GUI_ATTRIBUTES_EDITOR_SYNC_DIR_DB_TO_GUI )
     573             :     {
     574           0 :         U8_LOG_WARNING( "gui_attributes_editor_private_load_object called in GUI_ATTRIBUTES_EDITOR_SYNC_DIR_GUI_TO_DB mode!" );
     575             :     }
     576             : 
     577           0 :     switch ( data_id_get_table(&id) )
     578             :     {
     579           0 :         case DATA_TABLE_VOID:
     580             :         {
     581           0 :             data_diagram_reinit_empty( &((*this_).private_diagram_cache) );
     582           0 :             data_classifier_reinit_empty( &((*this_).private_classifier_cache) );
     583           0 :             data_feature_reinit_empty( &((*this_).private_feature_cache) );
     584           0 :             data_relationship_reinit_empty( &((*this_).private_relationship_cache) );
     585           0 :             data_id_reinit_void( &((*this_).selected_object_id) );
     586             :         }
     587           0 :         break;
     588             : 
     589           0 :         case DATA_TABLE_CLASSIFIER:
     590             :         {
     591           0 :             data_diagram_reinit_empty( &((*this_).private_diagram_cache) );
     592           0 :             data_feature_reinit_empty( &((*this_).private_feature_cache) );
     593           0 :             data_relationship_reinit_empty( &((*this_).private_relationship_cache) );
     594             : 
     595             :             /* load the object */
     596             :             {
     597             :                 u8_error_t db_err;
     598             : 
     599           0 :                 data_classifier_destroy( &((*this_).private_classifier_cache) );
     600           0 :                 db_err = data_database_reader_get_classifier_by_id ( (*this_).db_reader, data_id_get_row_id(&id), &((*this_).private_classifier_cache) );
     601           0 :                 data_id_replace( &((*this_).selected_object_id), &id );
     602             : 
     603           0 :                 if ( u8_error_contains( db_err, U8_ERROR_STRING_BUFFER_EXCEEDED ) )
     604             :                 {
     605           0 :                     U8_LOG_ERROR( "U8_ERROR_STRING_BUFFER_EXCEEDED at loading a classifier" );
     606           0 :                     gui_simple_message_to_user_show_message( (*this_).message_to_user,
     607             :                                                              GUI_SIMPLE_MESSAGE_TYPE_WARNING,
     608             :                                                              GUI_SIMPLE_MESSAGE_CONTENT_STRING_TRUNCATED
     609             :                                                            );
     610             :                 }
     611           0 :                 if ( u8_error_more_than( db_err, U8_ERROR_STRING_BUFFER_EXCEEDED ) )
     612             :                 {
     613             :                     /* error at loading */
     614           0 :                     data_classifier_reinit_empty( &((*this_).private_classifier_cache) );
     615           0 :                     data_id_reinit_void( &((*this_).selected_object_id) );
     616             :                 }
     617             :             }
     618             :         }
     619           0 :         break;
     620             : 
     621           0 :         case DATA_TABLE_FEATURE:
     622             :         {
     623           0 :             data_diagram_reinit_empty( &((*this_).private_diagram_cache) );
     624           0 :             data_classifier_reinit_empty( &((*this_).private_classifier_cache) );
     625           0 :             data_relationship_reinit_empty( &((*this_).private_relationship_cache) );
     626             : 
     627             :             /* load the object */
     628             :             {
     629             :                 u8_error_t db_err;
     630             : 
     631           0 :                 data_feature_destroy( &((*this_).private_feature_cache) );
     632           0 :                 db_err = data_database_reader_get_feature_by_id ( (*this_).db_reader, data_id_get_row_id(&id), &((*this_).private_feature_cache) );
     633           0 :                 data_id_replace( &((*this_).selected_object_id), &id );
     634             : 
     635           0 :                 if ( u8_error_contains( db_err, U8_ERROR_STRING_BUFFER_EXCEEDED ) )
     636             :                 {
     637           0 :                     U8_LOG_ERROR( "U8_ERROR_STRING_BUFFER_EXCEEDED at loading a feature" );
     638           0 :                     gui_simple_message_to_user_show_message( (*this_).message_to_user,
     639             :                                                              GUI_SIMPLE_MESSAGE_TYPE_WARNING,
     640             :                                                              GUI_SIMPLE_MESSAGE_CONTENT_STRING_TRUNCATED
     641             :                                                            );
     642             :                 }
     643           0 :                 if ( u8_error_more_than( db_err, U8_ERROR_STRING_BUFFER_EXCEEDED ) )
     644             :                 {
     645             :                     /* error at loading */
     646           0 :                     data_feature_reinit_empty( &((*this_).private_feature_cache) );
     647           0 :                     data_id_reinit_void( &((*this_).selected_object_id) );
     648             :                 }
     649             :             }
     650             :         }
     651           0 :         break;
     652             : 
     653           0 :         case DATA_TABLE_RELATIONSHIP:
     654             :         {
     655           0 :             data_diagram_reinit_empty( &((*this_).private_diagram_cache) );
     656           0 :             data_classifier_reinit_empty( &((*this_).private_classifier_cache) );
     657           0 :             data_feature_reinit_empty( &((*this_).private_feature_cache) );
     658             : 
     659             :             /* load the object */
     660             :             {
     661             :                 u8_error_t db_err;
     662             : 
     663           0 :                 data_relationship_destroy( &((*this_).private_relationship_cache) );
     664           0 :                 db_err = data_database_reader_get_relationship_by_id ( (*this_).db_reader, data_id_get_row_id(&id), &((*this_).private_relationship_cache) );
     665           0 :                 data_id_replace( &((*this_).selected_object_id), &id );
     666             : 
     667           0 :                 if ( u8_error_contains( db_err, U8_ERROR_STRING_BUFFER_EXCEEDED ) )
     668             :                 {
     669           0 :                     U8_LOG_ERROR( "U8_ERROR_STRING_BUFFER_EXCEEDED at loading a relationship" );
     670           0 :                     gui_simple_message_to_user_show_message( (*this_).message_to_user,
     671             :                                                              GUI_SIMPLE_MESSAGE_TYPE_WARNING,
     672             :                                                              GUI_SIMPLE_MESSAGE_CONTENT_STRING_TRUNCATED
     673             :                                                            );
     674             :                 }
     675           0 :                 if ( u8_error_more_than( db_err, U8_ERROR_STRING_BUFFER_EXCEEDED ) )
     676             :                 {
     677             :                     /* error at loading */
     678           0 :                     data_relationship_reinit_empty( &((*this_).private_relationship_cache) );
     679           0 :                     data_id_reinit_void( &((*this_).selected_object_id) );
     680             :                 }
     681             :             }
     682             :         }
     683           0 :         break;
     684             : 
     685           0 :         case DATA_TABLE_DIAGRAMELEMENT:
     686             :         {
     687             :             /* (*this_).selected_object_id should not be of type DATA_TABLE_DIAGRAMELEMENT */
     688           0 :             data_diagram_reinit_empty( &((*this_).private_diagram_cache) );
     689           0 :             data_classifier_reinit_empty( &((*this_).private_classifier_cache) );
     690           0 :             data_feature_reinit_empty( &((*this_).private_feature_cache) );
     691           0 :             data_relationship_reinit_empty( &((*this_).private_relationship_cache) );
     692           0 :             data_id_reinit_void( &((*this_).selected_object_id) );
     693             :         }
     694           0 :         break;
     695             : 
     696           0 :         case DATA_TABLE_DIAGRAM:
     697             :         {
     698           0 :             data_classifier_reinit_empty( &((*this_).private_classifier_cache) );
     699           0 :             data_feature_reinit_empty( &((*this_).private_feature_cache) );
     700           0 :             data_relationship_reinit_empty( &((*this_).private_relationship_cache) );
     701             : 
     702             :             /* load the object */
     703             :             {
     704             :                 u8_error_t db_err;
     705             : 
     706           0 :                 data_diagram_destroy( &((*this_).private_diagram_cache) );
     707           0 :                 db_err = data_database_reader_get_diagram_by_id ( (*this_).db_reader, data_id_get_row_id(&id), &((*this_).private_diagram_cache) );
     708           0 :                 data_id_replace( &((*this_).selected_object_id), &id );
     709             : 
     710           0 :                 if ( u8_error_contains( db_err, U8_ERROR_STRING_BUFFER_EXCEEDED ) )
     711             :                 {
     712           0 :                     U8_LOG_ERROR( "U8_ERROR_STRING_BUFFER_EXCEEDED at loading a diagram" );
     713           0 :                     gui_simple_message_to_user_show_message( (*this_).message_to_user,
     714             :                                                              GUI_SIMPLE_MESSAGE_TYPE_WARNING,
     715             :                                                              GUI_SIMPLE_MESSAGE_CONTENT_STRING_TRUNCATED
     716             :                                                            );
     717             :                 }
     718           0 :                 if ( u8_error_more_than( db_err, U8_ERROR_STRING_BUFFER_EXCEEDED ) )
     719             :                 {
     720             :                     /* error at loading */
     721           0 :                     data_diagram_reinit_empty( &((*this_).private_diagram_cache) );
     722           0 :                     data_id_reinit_void( &((*this_).selected_object_id) );
     723             :                 }
     724             :             }
     725             :         }
     726           0 :         break;
     727             : 
     728           0 :         default:
     729             :         {
     730           0 :             U8_LOG_ERROR( "invalid data in data_id_t." );
     731             : 
     732           0 :             data_diagram_reinit_empty( &((*this_).private_diagram_cache) );
     733           0 :             data_classifier_reinit_empty( &((*this_).private_classifier_cache) );
     734           0 :             data_feature_reinit_empty( &((*this_).private_feature_cache) );
     735           0 :             data_relationship_reinit_empty( &((*this_).private_relationship_cache) );
     736           0 :             data_id_reinit_void( &((*this_).selected_object_id) );
     737             :         }
     738           0 :         break;
     739             :     }
     740             : 
     741             :     /* after loading the current data, trace this_: */
     742           0 :     gui_attributes_editor_trace( this_ );
     743             : 
     744           0 :     U8_TRACE_END();
     745           0 : }
     746             : 
     747           0 : void gui_attributes_editor_private_name_commit_changes ( gui_attributes_editor_t *this_ )
     748             : {
     749           0 :     U8_TRACE_BEGIN();
     750             : 
     751             :     const char* text;
     752           0 :     GtkEntry *const name_widget = GTK_ENTRY( (*this_).name_entry );
     753           0 :     GtkEntryBuffer *const name_buf = gtk_entry_get_buffer( name_widget );
     754           0 :     text = gtk_entry_buffer_get_text( name_buf );
     755             : 
     756           0 :     U8_TRACE_INFO_STR( "text:", text );
     757             : 
     758             :     u8_error_t ctrl_err;
     759           0 :     switch ( data_id_get_table( &((*this_).selected_object_id) ) )
     760             :     {
     761           0 :         case DATA_TABLE_VOID:
     762             :         {
     763             :             /* nothing to do */
     764           0 :             U8_TRACE_INFO( "no object selected where name can be updated." );
     765             :         }
     766           0 :         break;
     767             : 
     768           0 :         case DATA_TABLE_CLASSIFIER:
     769             :         {
     770             :             const char *const unchanged_text
     771           0 :                 = data_classifier_get_name_const( &((*this_).private_classifier_cache) );
     772           0 :             if ( ! utf8string_equals_str( text, unchanged_text ) )
     773             :             {
     774             :                 u8_error_t handled_err;
     775             :                 {
     776             :                     ctrl_simple_changer_t name_disambiguator;
     777           0 :                     ctrl_simple_changer_init( &name_disambiguator, (*this_).controller, (*this_).db_reader );
     778           0 :                     ctrl_err = ctrl_simple_changer_update_classifier_name( &name_disambiguator,
     779           0 :                                                                            data_id_get_row_id( &((*this_).selected_object_id) ),
     780             :                                                                            text,
     781             :                                                                            &handled_err
     782             :                                                                          );
     783           0 :                     ctrl_simple_changer_destroy( &name_disambiguator );
     784             :                 }
     785             : 
     786           0 :                 if ( u8_error_contains( handled_err, U8_ERROR_DUPLICATE_NAME ) )
     787             :                 {
     788           0 :                     gui_simple_message_to_user_show_message_with_name( (*this_).message_to_user,
     789             :                                                                        GUI_SIMPLE_MESSAGE_TYPE_ERROR,
     790             :                                                                        GUI_SIMPLE_MESSAGE_CONTENT_NAME_NOT_UNIQUE,
     791             :                                                                        text
     792             :                                                                      );
     793             :                 }
     794           0 :                 else if ( u8_error_contains( ctrl_err, U8_ERROR_STRING_BUFFER_EXCEEDED ) )
     795             :                 {
     796           0 :                     gui_simple_message_to_user_show_message( (*this_).message_to_user,
     797             :                                                              GUI_SIMPLE_MESSAGE_TYPE_WARNING,
     798             :                                                              GUI_SIMPLE_MESSAGE_CONTENT_STRING_TRUNCATED
     799             :                                                            );
     800             :                 }
     801           0 :                 else if ( u8_error_contains( ctrl_err, U8_ERROR_READ_ONLY_DB ) )
     802             :                 {
     803             :                     /* notify read-only warning to user */
     804           0 :                     gui_simple_message_to_user_show_message( (*this_).message_to_user,
     805             :                                                              GUI_SIMPLE_MESSAGE_TYPE_WARNING,
     806             :                                                              GUI_SIMPLE_MESSAGE_CONTENT_DB_IS_READ_ONLY
     807             :                                                            );
     808             :                 }
     809           0 :                 else if ( U8_ERROR_NONE != ctrl_err )
     810             :                 {
     811           0 :                     U8_LOG_ERROR_HEX( "update name failed:", ctrl_err );
     812             :                 }
     813             :             }
     814             :         }
     815           0 :         break;
     816             : 
     817           0 :         case DATA_TABLE_FEATURE:
     818             :         {
     819             :             const char *const unchanged_text
     820           0 :                 = data_feature_get_key_const( &((*this_).private_feature_cache) );
     821           0 :             if ( ! utf8string_equals_str( text, unchanged_text ) )
     822             :             {
     823             :                 ctrl_classifier_controller_t *class_ctrl;
     824           0 :                 class_ctrl = ctrl_controller_get_classifier_control_ptr ( (*this_).controller );
     825             : 
     826           0 :                 ctrl_err = ctrl_classifier_controller_update_feature_key( class_ctrl,
     827           0 :                                                                           data_id_get_row_id( &((*this_).selected_object_id) ),
     828             :                                                                           text
     829             :                                                                         );
     830           0 :                 if ( U8_ERROR_STRING_BUFFER_EXCEEDED == ctrl_err )
     831             :                 {
     832           0 :                     gui_simple_message_to_user_show_message( (*this_).message_to_user,
     833             :                                                              GUI_SIMPLE_MESSAGE_TYPE_WARNING,
     834             :                                                              GUI_SIMPLE_MESSAGE_CONTENT_STRING_TRUNCATED
     835             :                                                            );
     836             :                 }
     837           0 :                 else if ( U8_ERROR_READ_ONLY_DB == ctrl_err )
     838             :                 {
     839             :                     /* notify read-only warning to user */
     840           0 :                     gui_simple_message_to_user_show_message( (*this_).message_to_user,
     841             :                                                              GUI_SIMPLE_MESSAGE_TYPE_WARNING,
     842             :                                                              GUI_SIMPLE_MESSAGE_CONTENT_DB_IS_READ_ONLY
     843             :                                                            );
     844             :                 }
     845           0 :                 else if ( U8_ERROR_NONE != ctrl_err )
     846             :                 {
     847           0 :                     U8_LOG_ERROR_HEX( "update key/name failed:", ctrl_err );
     848             :                 }
     849             :             }
     850             :         }
     851           0 :         break;
     852             : 
     853           0 :         case DATA_TABLE_RELATIONSHIP:
     854             :         {
     855             :             const char *const unchanged_text
     856           0 :                 = data_relationship_get_name_const( &((*this_).private_relationship_cache) );
     857           0 :             if ( ! utf8string_equals_str( text, unchanged_text ) )
     858             :             {
     859             :                 ctrl_classifier_controller_t *class_ctrl;
     860           0 :                 class_ctrl = ctrl_controller_get_classifier_control_ptr ( (*this_).controller );
     861             : 
     862           0 :                 ctrl_err = ctrl_classifier_controller_update_relationship_name( class_ctrl,
     863           0 :                                                                                 data_id_get_row_id( &((*this_).selected_object_id) ),
     864             :                                                                                 text
     865             :                                                                               );
     866           0 :                 if ( U8_ERROR_STRING_BUFFER_EXCEEDED == ctrl_err )
     867             :                 {
     868           0 :                     gui_simple_message_to_user_show_message( (*this_).message_to_user,
     869             :                                                              GUI_SIMPLE_MESSAGE_TYPE_WARNING,
     870             :                                                              GUI_SIMPLE_MESSAGE_CONTENT_STRING_TRUNCATED
     871             :                                                            );
     872             :                 }
     873           0 :                 else if ( U8_ERROR_READ_ONLY_DB == ctrl_err )
     874             :                 {
     875             :                     /* notify read-only warning to user */
     876           0 :                     gui_simple_message_to_user_show_message( (*this_).message_to_user,
     877             :                                                              GUI_SIMPLE_MESSAGE_TYPE_WARNING,
     878             :                                                              GUI_SIMPLE_MESSAGE_CONTENT_DB_IS_READ_ONLY
     879             :                                                            );
     880             :                 }
     881           0 :                 else if ( U8_ERROR_NONE != ctrl_err )
     882             :                 {
     883           0 :                     U8_LOG_ERROR_HEX( "update name failed:", ctrl_err );
     884             :                 }
     885             :             }
     886             :         }
     887           0 :         break;
     888             : 
     889           0 :         case DATA_TABLE_DIAGRAMELEMENT:
     890             :         {
     891             :             /* (*this_).selected_object_id should not be of type DATA_TABLE_DIAGRAMELEMENT */
     892           0 :             U8_LOG_WARNING( "no object selected where name can be updated." );
     893             :         }
     894           0 :         break;
     895             : 
     896           0 :         case DATA_TABLE_DIAGRAM:
     897             :         {
     898             :             const char *const unchanged_text
     899           0 :                 = data_diagram_get_name_const( &((*this_).private_diagram_cache) );
     900           0 :             if ( ! utf8string_equals_str( text, unchanged_text ) )
     901             :             {
     902             :                 ctrl_diagram_controller_t *diag_ctrl;
     903           0 :                 diag_ctrl = ctrl_controller_get_diagram_control_ptr ( (*this_).controller );
     904             : 
     905           0 :                 ctrl_err = ctrl_diagram_controller_update_diagram_name( diag_ctrl,
     906           0 :                                                                         data_id_get_row_id( &((*this_).selected_object_id) ),
     907             :                                                                         text
     908             :                                                                       );
     909           0 :                 if ( U8_ERROR_STRING_BUFFER_EXCEEDED == ctrl_err )
     910             :                 {
     911           0 :                     gui_simple_message_to_user_show_message( (*this_).message_to_user,
     912             :                                                              GUI_SIMPLE_MESSAGE_TYPE_WARNING,
     913             :                                                              GUI_SIMPLE_MESSAGE_CONTENT_STRING_TRUNCATED
     914             :                                                            );
     915             :                 }
     916           0 :                 else if ( U8_ERROR_READ_ONLY_DB == ctrl_err )
     917             :                 {
     918             :                     /* notify read-only warning to user */
     919           0 :                     gui_simple_message_to_user_show_message( (*this_).message_to_user,
     920             :                                                              GUI_SIMPLE_MESSAGE_TYPE_WARNING,
     921             :                                                              GUI_SIMPLE_MESSAGE_CONTENT_DB_IS_READ_ONLY
     922             :                                                            );
     923             :                 }
     924           0 :                 else if ( U8_ERROR_NONE != ctrl_err )
     925             :                 {
     926           0 :                     U8_LOG_ERROR_HEX( "update name failed:", ctrl_err );
     927             :                 }
     928             :             }
     929             :         }
     930           0 :         break;
     931             : 
     932           0 :         default:
     933             :         {
     934           0 :             U8_LOG_ERROR( "invalid data in data_id_t." );
     935             :         }
     936           0 :         break;
     937             :     }
     938             : 
     939           0 :     U8_TRACE_END();
     940           0 : }
     941             : 
     942           0 : void gui_attributes_editor_private_stereotype_commit_changes ( gui_attributes_editor_t *this_ )
     943             : {
     944           0 :     U8_TRACE_BEGIN();
     945             : 
     946             :     const char* text;
     947           0 :     GtkEntry *const stereotype_widget = GTK_ENTRY( (*this_).stereotype_entry );
     948           0 :     GtkEntryBuffer *const stereotype_buf = gtk_entry_get_buffer( stereotype_widget );
     949           0 :     text = gtk_entry_buffer_get_text( stereotype_buf );
     950             : 
     951           0 :     U8_TRACE_INFO_STR( "text:", text );
     952             : 
     953           0 :     ctrl_classifier_controller_t *const class_ctrl = ctrl_controller_get_classifier_control_ptr ( (*this_).controller );
     954           0 :     ctrl_diagram_controller_t *const diag_ctrl = ctrl_controller_get_diagram_control_ptr ( (*this_).controller );
     955           0 :     u8_error_t ctrl_update_err = U8_ERROR_NONE;
     956           0 :     switch ( data_id_get_table( &((*this_).selected_object_id) ) )
     957             :     {
     958           0 :         case DATA_TABLE_VOID:
     959             :         {
     960             :             /* nothing to do */
     961           0 :             U8_TRACE_INFO( "no object selected where stereotype can be updated." );
     962             :         }
     963           0 :         break;
     964             : 
     965           0 :         case DATA_TABLE_CLASSIFIER:
     966             :         {
     967           0 :             const char *const unchanged_text = data_classifier_get_stereotype_const( &((*this_).private_classifier_cache) );
     968           0 :             if ( ! utf8string_equals_str( text, unchanged_text ) )
     969             :             {
     970           0 :                 ctrl_update_err = ctrl_classifier_controller_update_classifier_stereotype( class_ctrl,
     971           0 :                                                                                            data_id_get_row_id( &((*this_).selected_object_id) ),
     972             :                                                                                            text
     973             :                                                                                          );
     974             :             }
     975             :         }
     976           0 :         break;
     977             : 
     978           0 :         case DATA_TABLE_FEATURE:
     979             :         {
     980           0 :             const char *const unchanged_text = data_feature_get_value_const( &((*this_).private_feature_cache) );
     981           0 :             if ( ! utf8string_equals_str( text, unchanged_text ) )
     982             :             {
     983           0 :                 ctrl_update_err = ctrl_classifier_controller_update_feature_value( class_ctrl,
     984           0 :                                                                                    data_id_get_row_id( &((*this_).selected_object_id) ),
     985             :                                                                                    text
     986             :                                                                                  );
     987             :             }
     988             :         }
     989           0 :         break;
     990             : 
     991           0 :         case DATA_TABLE_RELATIONSHIP:
     992             :         {
     993           0 :             const char *const unchanged_text = data_relationship_get_stereotype_const( &((*this_).private_relationship_cache) );
     994           0 :             if ( ! utf8string_equals_str( text, unchanged_text ) )
     995             :             {
     996           0 :                 ctrl_update_err = ctrl_classifier_controller_update_relationship_stereotype( class_ctrl,
     997           0 :                                                                                              data_id_get_row_id( &((*this_).selected_object_id) ),
     998             :                                                                                              text
     999             :                                                                                            );
    1000             :             }
    1001             :         }
    1002           0 :         break;
    1003             : 
    1004           0 :         case DATA_TABLE_DIAGRAMELEMENT:
    1005             :         {
    1006             :             /* (*this_).selected_object_id should not be of type DATA_TABLE_DIAGRAMELEMENT */
    1007           0 :             U8_LOG_WARNING( "no object selected where stereotype can be updated." );
    1008             :         }
    1009           0 :         break;
    1010             : 
    1011           0 :         case DATA_TABLE_DIAGRAM:
    1012             :         {
    1013           0 :             const char *const unchanged_text = data_diagram_get_stereotype_const( &((*this_).private_diagram_cache) );
    1014           0 :             if ( ! utf8string_equals_str( text, unchanged_text ) )
    1015             :             {
    1016           0 :                 ctrl_update_err = ctrl_diagram_controller_update_diagram_stereotype( diag_ctrl,
    1017           0 :                                                                                      data_id_get_row_id( &((*this_).selected_object_id) ),
    1018             :                                                                                      text
    1019             :                                                                                    );
    1020             :             }
    1021             :         }
    1022           0 :         break;
    1023             : 
    1024           0 :         default:
    1025             :         {
    1026           0 :             U8_LOG_ERROR( "invalid data in data_id_t." );
    1027             :         }
    1028           0 :         break;
    1029             :     }
    1030             : 
    1031             :     /* show warning to user in case of error: */
    1032           0 :     if ( U8_ERROR_STRING_BUFFER_EXCEEDED == ctrl_update_err )
    1033             :     {
    1034           0 :         gui_simple_message_to_user_show_message( (*this_).message_to_user,
    1035             :                                                  GUI_SIMPLE_MESSAGE_TYPE_WARNING,
    1036             :                                                  GUI_SIMPLE_MESSAGE_CONTENT_STRING_TRUNCATED
    1037             :                                                );
    1038             :     }
    1039           0 :     else if ( U8_ERROR_READ_ONLY_DB == ctrl_update_err )
    1040             :     {
    1041             :         /* notify read-only warning to user */
    1042           0 :         gui_simple_message_to_user_show_message( (*this_).message_to_user,
    1043             :                                                  GUI_SIMPLE_MESSAGE_TYPE_WARNING,
    1044             :                                                  GUI_SIMPLE_MESSAGE_CONTENT_DB_IS_READ_ONLY
    1045             :                                                );
    1046             :     }
    1047           0 :     else if ( U8_ERROR_NONE != ctrl_update_err )
    1048             :     {
    1049           0 :         U8_LOG_ERROR_HEX( "update stereotype failed:", ctrl_update_err );
    1050             :     }
    1051             : 
    1052           0 :     U8_TRACE_END();
    1053           0 : }
    1054             : 
    1055           0 : void gui_attributes_editor_private_type_commit_changes ( gui_attributes_editor_t *this_, int obj_type )
    1056             : {
    1057           0 :     U8_TRACE_BEGIN();
    1058             : 
    1059           0 :     U8_TRACE_INFO_INT( "obj_type:", obj_type );
    1060             : 
    1061             :     u8_error_t ctrl_err;
    1062           0 :     switch ( data_id_get_table( &((*this_).selected_object_id) ) )
    1063             :     {
    1064           0 :         case DATA_TABLE_VOID:
    1065             :         {
    1066             :             /* nothing to do */
    1067           0 :             U8_TRACE_INFO( "no object selected where type can be updated." );
    1068             :         }
    1069           0 :         break;
    1070             : 
    1071           0 :         case DATA_TABLE_CLASSIFIER:
    1072             :         {
    1073             :             const data_classifier_type_t unchanged_main_type
    1074           0 :                 = data_classifier_get_main_type( &((*this_).private_classifier_cache) );
    1075           0 :             if ( obj_type != unchanged_main_type )
    1076             :             {
    1077             :                 ctrl_classifier_controller_t *class_ctrl;
    1078           0 :                 class_ctrl = ctrl_controller_get_classifier_control_ptr ( (*this_).controller );
    1079             : 
    1080           0 :                 ctrl_err = ctrl_classifier_controller_update_classifier_main_type ( class_ctrl, data_id_get_row_id( &((*this_).selected_object_id) ), obj_type );
    1081           0 :                 if ( U8_ERROR_READ_ONLY_DB == ctrl_err )
    1082             :                 {
    1083             :                     /* notify read-only warning to user */
    1084           0 :                     gui_simple_message_to_user_show_message( (*this_).message_to_user,
    1085             :                                                              GUI_SIMPLE_MESSAGE_TYPE_WARNING,
    1086             :                                                              GUI_SIMPLE_MESSAGE_CONTENT_DB_IS_READ_ONLY
    1087             :                                                            );
    1088             :                 }
    1089           0 :                 else if ( U8_ERROR_NONE != ctrl_err )
    1090             :                 {
    1091           0 :                     U8_LOG_ERROR_HEX( "update main type failed:", ctrl_err );
    1092             :                 }
    1093             :             }
    1094             :         }
    1095           0 :         break;
    1096             : 
    1097           0 :         case DATA_TABLE_FEATURE:
    1098             :         {
    1099             :             const data_feature_type_t unchanged_main_type
    1100           0 :                 = data_feature_get_main_type( &((*this_).private_feature_cache) );
    1101           0 :             if ( obj_type != unchanged_main_type )
    1102             :             {
    1103             :                 ctrl_classifier_controller_t *class_ctrl;
    1104           0 :                 class_ctrl = ctrl_controller_get_classifier_control_ptr ( (*this_).controller );
    1105             : 
    1106           0 :                 ctrl_err = ctrl_classifier_controller_update_feature_main_type ( class_ctrl, data_id_get_row_id( &((*this_).selected_object_id) ), obj_type );
    1107           0 :                 if ( U8_ERROR_READ_ONLY_DB == ctrl_err )
    1108             :                 {
    1109             :                     /* notify read-only warning to user */
    1110           0 :                     gui_simple_message_to_user_show_message( (*this_).message_to_user,
    1111             :                                                              GUI_SIMPLE_MESSAGE_TYPE_WARNING,
    1112             :                                                              GUI_SIMPLE_MESSAGE_CONTENT_DB_IS_READ_ONLY
    1113             :                                                            );
    1114             :                 }
    1115           0 :                 else if ( U8_ERROR_NONE != ctrl_err )
    1116             :                 {
    1117           0 :                     U8_LOG_ERROR_HEX( "update main type failed:", ctrl_err );
    1118             :                 }
    1119             :             }
    1120             :         }
    1121           0 :         break;
    1122             : 
    1123           0 :         case DATA_TABLE_RELATIONSHIP:
    1124             :         {
    1125             :             const data_relationship_type_t unchanged_main_type
    1126           0 :                 = data_relationship_get_main_type( &((*this_).private_relationship_cache) );
    1127           0 :             if ( obj_type != unchanged_main_type )
    1128             :             {
    1129             :                 ctrl_classifier_controller_t *class_ctrl;
    1130           0 :                 class_ctrl = ctrl_controller_get_classifier_control_ptr ( (*this_).controller );
    1131             : 
    1132           0 :                 ctrl_err = ctrl_classifier_controller_update_relationship_main_type ( class_ctrl, data_id_get_row_id( &((*this_).selected_object_id) ), obj_type );
    1133           0 :                 if ( U8_ERROR_READ_ONLY_DB == ctrl_err )
    1134             :                 {
    1135             :                     /* notify read-only warning to user */
    1136           0 :                     gui_simple_message_to_user_show_message( (*this_).message_to_user,
    1137             :                                                              GUI_SIMPLE_MESSAGE_TYPE_WARNING,
    1138             :                                                              GUI_SIMPLE_MESSAGE_CONTENT_DB_IS_READ_ONLY
    1139             :                                                            );
    1140             :                 }
    1141           0 :                 else if ( U8_ERROR_NONE != ctrl_err )
    1142             :                 {
    1143           0 :                     U8_LOG_ERROR_HEX( "update main type failed:", ctrl_err );
    1144             :                 }
    1145             :             }
    1146             :         }
    1147           0 :         break;
    1148             : 
    1149           0 :         case DATA_TABLE_DIAGRAMELEMENT:
    1150             :         {
    1151             :             /* (*this_).selected_object_id should not be of type DATA_TABLE_DIAGRAMELEMENT */
    1152           0 :             U8_LOG_WARNING( "no object selected where type can be updated." );
    1153             :         }
    1154           0 :         break;
    1155             : 
    1156           0 :         case DATA_TABLE_DIAGRAM:
    1157             :         {
    1158             :             const data_diagram_type_t unchanged_type
    1159           0 :                 = data_diagram_get_diagram_type( &((*this_).private_diagram_cache) );
    1160           0 :             if ( obj_type != unchanged_type )
    1161             :             {
    1162             :                 ctrl_diagram_controller_t *diag_ctrl;
    1163           0 :                 diag_ctrl = ctrl_controller_get_diagram_control_ptr ( (*this_).controller );
    1164             :                 data_stat_t stat;
    1165           0 :                 data_stat_init(&stat);
    1166           0 :                 ctrl_err = ctrl_diagram_controller_update_diagram_type ( diag_ctrl,
    1167           0 :                                                                          data_id_get_row_id( &((*this_).selected_object_id) ),
    1168             :                                                                          obj_type,
    1169             :                                                                          &stat
    1170             :                                                                        );
    1171           0 :                 if ( U8_ERROR_READ_ONLY_DB == ctrl_err )
    1172             :                 {
    1173             :                     /* notify read-only warning to user */
    1174           0 :                     gui_simple_message_to_user_show_message( (*this_).message_to_user,
    1175             :                                                              GUI_SIMPLE_MESSAGE_TYPE_WARNING,
    1176             :                                                              GUI_SIMPLE_MESSAGE_CONTENT_DB_IS_READ_ONLY
    1177             :                                                            );
    1178             :                 }
    1179             :                 else
    1180             :                 {
    1181           0 :                     if ( U8_ERROR_NONE != ctrl_err )
    1182             :                     {
    1183           0 :                         U8_LOG_ERROR_HEX( "update type failed:", ctrl_err );
    1184             :                     }
    1185           0 :                     gui_simple_message_to_user_show_message_with_stat ( (*this_).message_to_user,
    1186             :                                                                         GUI_SIMPLE_MESSAGE_TYPE_INFO,
    1187             :                                                                         GUI_SIMPLE_MESSAGE_CONTENT_TYPE_CHANGE,
    1188             :                                                                         &stat
    1189             :                                                                       );
    1190             :                 }
    1191           0 :                 data_stat_destroy(&stat);
    1192             :             }
    1193             :         }
    1194           0 :         break;
    1195             : 
    1196           0 :         default:
    1197             :         {
    1198           0 :             U8_LOG_ERROR( "invalid data in data_id_t." );
    1199             :         }
    1200           0 :         break;
    1201             :     }
    1202             : 
    1203           0 :     U8_TRACE_END();
    1204           0 : }
    1205             : 
    1206           0 : void gui_attributes_editor_private_description_commit_changes ( gui_attributes_editor_t *this_ )
    1207             : {
    1208           0 :     U8_TRACE_BEGIN();
    1209             :     GtkTextView *description_widget;
    1210             :     GtkTextBuffer *buffer;
    1211           0 :     description_widget = GTK_TEXT_VIEW( (*this_).description_text_view );
    1212           0 :     buffer = gtk_text_view_get_buffer ( description_widget );
    1213             : 
    1214             :     GtkTextIter start;
    1215             :     GtkTextIter end;
    1216           0 :     gtk_text_buffer_get_start_iter ( buffer, &start );
    1217           0 :     gtk_text_buffer_get_end_iter ( buffer, &end );
    1218             : 
    1219             :     const char* text;
    1220           0 :     text = gtk_text_buffer_get_text ( buffer, &start, &end, false );
    1221             : 
    1222           0 :     U8_TRACE_INFO_STR( "text:", text );
    1223             : 
    1224           0 :     ctrl_classifier_controller_t *const class_ctrl = ctrl_controller_get_classifier_control_ptr ( (*this_).controller );
    1225           0 :     ctrl_diagram_controller_t *const diag_ctrl = ctrl_controller_get_diagram_control_ptr ( (*this_).controller );
    1226           0 :     u8_error_t ctrl_update_err = U8_ERROR_NONE;
    1227           0 :     switch ( data_id_get_table( &((*this_).selected_object_id) ) )
    1228             :     {
    1229           0 :         case DATA_TABLE_VOID:
    1230             :         {
    1231             :             /* nothing to do */
    1232           0 :             U8_TRACE_INFO( "no object selected where description can be updated." );
    1233             :         }
    1234           0 :         break;
    1235             : 
    1236           0 :         case DATA_TABLE_CLASSIFIER:
    1237             :         {
    1238             :             const char *const unchanged_text
    1239           0 :                 = data_classifier_get_description_const( &((*this_).private_classifier_cache) );
    1240           0 :             if ( ! utf8string_equals_str( text, unchanged_text ) )
    1241             :             {
    1242           0 :                 ctrl_update_err = ctrl_classifier_controller_update_classifier_description( class_ctrl,
    1243           0 :                                                                                             data_id_get_row_id( &((*this_).selected_object_id) ),
    1244             :                                                                                             text
    1245             :                                                                                           );
    1246             : 
    1247             :                 /* report errors in svg images in description in case of stereotype: */
    1248             :                 const data_classifier_type_t main_type
    1249           0 :                     = data_classifier_get_main_type( &((*this_).private_classifier_cache) );
    1250           0 :                 if ( main_type == DATA_CLASSIFIER_TYPE_STEREOTYPE )
    1251             :                 {
    1252             :                     geometry_rectangle_t view_rect;
    1253             :                     u8_error_info_t svg_err_info;
    1254             :                     draw_stereotype_image_t svg_parser;
    1255           0 :                     draw_stereotype_image_init( &svg_parser );
    1256             :                     const u8_error_t svg_err
    1257           0 :                         = draw_stereotype_image_parse_svg_xml( &svg_parser,
    1258             :                                                                text,  /* drawing_directives */
    1259             :                                                                &view_rect,
    1260             :                                                                &svg_err_info
    1261             :                                                              );
    1262           0 :                     draw_stereotype_image_destroy( &svg_parser );
    1263           0 :                     if ( svg_err == U8_ERROR_NOT_FOUND )
    1264             :                     {
    1265           0 :                         U8_TRACE_INFO( "the stereotype has no image." );
    1266             :                     }
    1267           0 :                     else if ( svg_err != U8_ERROR_NONE )
    1268             :                     {
    1269           0 :                         gui_simple_message_to_user_show_error_info( (*this_).message_to_user, &svg_err_info );
    1270             :                     }
    1271             :                 }
    1272             :             }
    1273             :         }
    1274           0 :         break;
    1275             : 
    1276           0 :         case DATA_TABLE_FEATURE:
    1277             :         {
    1278             :             const char *const unchanged_text
    1279           0 :                 = data_feature_get_description_const( &((*this_).private_feature_cache) );
    1280           0 :             if ( ! utf8string_equals_str( text, unchanged_text ) )
    1281             :             {
    1282           0 :                 ctrl_update_err = ctrl_classifier_controller_update_feature_description( class_ctrl,
    1283           0 :                                                                                          data_id_get_row_id( &((*this_).selected_object_id) ),
    1284             :                                                                                          text
    1285             :                                                                                        );
    1286             :             }
    1287             :         }
    1288           0 :         break;
    1289             : 
    1290           0 :         case DATA_TABLE_RELATIONSHIP:
    1291             :         {
    1292             :             const char *const unchanged_text
    1293           0 :                 = data_relationship_get_description_const( &((*this_).private_relationship_cache) );
    1294           0 :             if ( ! utf8string_equals_str( text, unchanged_text ) )
    1295             :             {
    1296           0 :                 ctrl_update_err = ctrl_classifier_controller_update_relationship_description( class_ctrl,
    1297           0 :                                                                                               data_id_get_row_id( &((*this_).selected_object_id) ),
    1298             :                                                                                               text
    1299             :                                                                                             );
    1300             :             }
    1301             :         }
    1302           0 :         break;
    1303             : 
    1304           0 :         case DATA_TABLE_DIAGRAMELEMENT:
    1305             :         {
    1306             :             /* (*this_).selected_object_id should not be of type DATA_TABLE_DIAGRAMELEMENT */
    1307           0 :             U8_LOG_WARNING( "no object selected where description can be updated." );
    1308             :         }
    1309           0 :         break;
    1310             : 
    1311           0 :         case DATA_TABLE_DIAGRAM:
    1312             :         {
    1313             :             const char *const unchanged_text
    1314           0 :                 = data_diagram_get_description_const( &((*this_).private_diagram_cache) );
    1315           0 :             if ( ! utf8string_equals_str( text, unchanged_text ) )
    1316             :             {
    1317           0 :                 ctrl_update_err = ctrl_diagram_controller_update_diagram_description( diag_ctrl,
    1318           0 :                                                                                       data_id_get_row_id( &((*this_).selected_object_id) ),
    1319             :                                                                                       text
    1320             :                                                                                     );
    1321             :             }
    1322             :         }
    1323           0 :         break;
    1324             : 
    1325           0 :         default:
    1326             :         {
    1327           0 :             U8_LOG_ERROR( "invalid data in data_id_t." );
    1328             :         }
    1329           0 :         break;
    1330             :     }
    1331             : 
    1332             :     /* show warning to user in case of error: */
    1333           0 :     if ( U8_ERROR_STRING_BUFFER_EXCEEDED == ctrl_update_err )
    1334             :     {
    1335           0 :         gui_simple_message_to_user_show_message( (*this_).message_to_user,
    1336             :                                                     GUI_SIMPLE_MESSAGE_TYPE_WARNING,
    1337             :                                                     GUI_SIMPLE_MESSAGE_CONTENT_STRING_TRUNCATED
    1338             :                                                 );
    1339             :     }
    1340           0 :     else if ( U8_ERROR_READ_ONLY_DB == ctrl_update_err )
    1341             :     {
    1342             :         /* notify read-only warning to user */
    1343           0 :         gui_simple_message_to_user_show_message( (*this_).message_to_user,
    1344             :                                                     GUI_SIMPLE_MESSAGE_TYPE_WARNING,
    1345             :                                                     GUI_SIMPLE_MESSAGE_CONTENT_DB_IS_READ_ONLY
    1346             :                                                 );
    1347             :     }
    1348           0 :     else if ( U8_ERROR_NONE != ctrl_update_err )
    1349             :     {
    1350           0 :         U8_LOG_ERROR_HEX( "update description failed:", ctrl_update_err );
    1351             :     }
    1352             : 
    1353           0 :     U8_TRACE_END();
    1354           0 : }
    1355             : 
    1356           0 : void gui_attributes_editor_private_id_update_view ( gui_attributes_editor_t *this_ )
    1357             : {
    1358           0 :     U8_TRACE_BEGIN();
    1359             :     GtkLabel *id_widget;
    1360           0 :     id_widget = GTK_LABEL( (*this_).id_label );
    1361             : 
    1362             :     char data_id_string_buf[DATA_ID_MAX_UTF8STRING_SIZE];
    1363           0 :     utf8stringbuf_t data_id_string = UTF8STRINGBUF( data_id_string_buf );
    1364           0 :     utf8stringbuf_clear( data_id_string );
    1365           0 :     if ( data_id_is_valid( &((*this_).selected_object_id) ) )
    1366             :     {
    1367           0 :         utf8error_t str_err = data_id_to_utf8stringbuf ( &((*this_).selected_object_id), data_id_string );
    1368           0 :         if ( UTF8ERROR_SUCCESS != str_err )
    1369             :         {
    1370           0 :             U8_LOG_ERROR_HEX( "data_id_to_utf8stringbuf failed:", str_err );
    1371             :         }
    1372             :     }
    1373           0 :     gtk_label_set_text ( id_widget, utf8stringbuf_get_string( data_id_string ) );
    1374             : 
    1375           0 :     U8_TRACE_END();
    1376           0 : }
    1377             : 
    1378           0 : void gui_attributes_editor_private_name_update_view ( gui_attributes_editor_t *this_ )
    1379             : {
    1380           0 :     U8_TRACE_BEGIN();
    1381             :     GtkEntry *name_widget;
    1382           0 :     name_widget = GTK_ENTRY( (*this_).name_entry );
    1383             : 
    1384           0 :     switch ( data_id_get_table( &((*this_).selected_object_id )) )
    1385             :     {
    1386           0 :         case DATA_TABLE_VOID:
    1387             :         {
    1388             :             /* prevent that a user accitentially enters text to a non-existing object */
    1389           0 :             gtk_widget_set_visible( GTK_WIDGET ( name_widget ), FALSE );
    1390             :         }
    1391           0 :         break;
    1392             : 
    1393           0 :         case DATA_TABLE_CLASSIFIER:
    1394             :         {
    1395           0 :             gtk_widget_set_visible( GTK_WIDGET ( name_widget ), TRUE );
    1396             : 
    1397             :             const char *const text
    1398           0 :                 = data_classifier_get_name_const( &((*this_).private_classifier_cache) );
    1399           0 :             GtkEntryBuffer *const name_buf = gtk_entry_get_buffer( name_widget );
    1400           0 :             gtk_entry_buffer_set_text( name_buf, text, -1 /* = n_chars */ );
    1401             :         }
    1402           0 :         break;
    1403             : 
    1404           0 :         case DATA_TABLE_FEATURE:
    1405             :         {
    1406           0 :             gtk_widget_set_visible( GTK_WIDGET ( name_widget ), TRUE );
    1407             : 
    1408             :             const char *const text
    1409           0 :                 = data_feature_get_key_const( &((*this_).private_feature_cache) );
    1410           0 :             GtkEntryBuffer *const name_buf = gtk_entry_get_buffer( name_widget );
    1411           0 :             gtk_entry_buffer_set_text( name_buf, text, -1 /* = n_chars */ );
    1412             :         }
    1413           0 :         break;
    1414             : 
    1415           0 :         case DATA_TABLE_RELATIONSHIP:
    1416             :         {
    1417           0 :             gtk_widget_set_visible( GTK_WIDGET ( name_widget ), TRUE );
    1418             : 
    1419             :             const char *const text
    1420           0 :                 = data_relationship_get_name_const( &((*this_).private_relationship_cache) );
    1421           0 :             GtkEntryBuffer *const name_buf = gtk_entry_get_buffer( name_widget );
    1422           0 :             gtk_entry_buffer_set_text( name_buf, text, -1 /* = n_chars */ );
    1423             :         }
    1424           0 :         break;
    1425             : 
    1426           0 :         case DATA_TABLE_DIAGRAMELEMENT:
    1427             :         {
    1428           0 :             gtk_widget_set_visible( GTK_WIDGET ( name_widget ), FALSE );
    1429             :         }
    1430           0 :         break;
    1431             : 
    1432           0 :         case DATA_TABLE_DIAGRAM:
    1433             :         {
    1434           0 :             gtk_widget_set_visible( GTK_WIDGET ( name_widget ), TRUE );
    1435             : 
    1436             :             const char *const text
    1437           0 :                 = data_diagram_get_name_const( &((*this_).private_diagram_cache) );
    1438           0 :             GtkEntryBuffer *const name_buf = gtk_entry_get_buffer( name_widget );
    1439           0 :             gtk_entry_buffer_set_text( name_buf, text, -1 /* = n_chars */ );
    1440             :         }
    1441           0 :         break;
    1442             : 
    1443           0 :         default:
    1444             :         {
    1445           0 :             U8_LOG_ERROR( "invalid data in data_id_t." );
    1446           0 :             GtkEntryBuffer *const name_buf = gtk_entry_get_buffer( name_widget );
    1447           0 :             gtk_entry_buffer_set_text( name_buf, "", 0 /* = n_chars */ );
    1448             :         }
    1449           0 :         break;
    1450             :     }
    1451             : 
    1452           0 :     U8_TRACE_END();
    1453           0 : }
    1454             : 
    1455           0 : void gui_attributes_editor_private_stereotype_update_view ( gui_attributes_editor_t *this_ )
    1456             : {
    1457           0 :     U8_TRACE_BEGIN();
    1458             :     GtkEntry *stereotype_widget;
    1459           0 :     stereotype_widget = GTK_ENTRY( (*this_).stereotype_entry );
    1460             : 
    1461           0 :     switch ( data_id_get_table( &((*this_).selected_object_id ) ) )
    1462             :     {
    1463           0 :         case DATA_TABLE_VOID:
    1464             :         {
    1465             :             /* prevent that a user accitentially enters text to a non-existing object */
    1466           0 :             gtk_widget_set_visible( GTK_WIDGET ( stereotype_widget ), FALSE );
    1467             :             /*gtk_entry_set_text( GTK_ENTRY ( stereotype_widget ), "    -- n/a --" );*/
    1468           0 :             gtk_editable_set_editable ( GTK_EDITABLE ( stereotype_widget ), false );
    1469             :         }
    1470           0 :         break;
    1471             : 
    1472           0 :         case DATA_TABLE_CLASSIFIER:
    1473             :         {
    1474           0 :             gtk_widget_set_visible( GTK_WIDGET ( stereotype_widget ), TRUE );
    1475           0 :             gtk_editable_set_editable ( GTK_EDITABLE ( stereotype_widget ), true );
    1476             : 
    1477             :             const char *const text
    1478           0 :                 = data_classifier_get_stereotype_const( &((*this_).private_classifier_cache) );
    1479           0 :             GtkEntryBuffer *const stereotype_buf = gtk_entry_get_buffer( stereotype_widget );
    1480           0 :             gtk_entry_buffer_set_text( stereotype_buf, text, -1 /* = n_chars */ );
    1481             :         }
    1482           0 :         break;
    1483             : 
    1484           0 :         case DATA_TABLE_FEATURE:
    1485             :         {
    1486           0 :             gtk_widget_set_visible( GTK_WIDGET ( stereotype_widget ), TRUE );
    1487           0 :             gtk_editable_set_editable ( GTK_EDITABLE ( stereotype_widget ), true );
    1488             : 
    1489             :             const char *const text
    1490           0 :                 = data_feature_get_value_const( &((*this_).private_feature_cache) );
    1491           0 :             GtkEntryBuffer *const stereotype_buf = gtk_entry_get_buffer( stereotype_widget );
    1492           0 :             gtk_entry_buffer_set_text( stereotype_buf, text, -1 /* = n_chars */ );
    1493             :         }
    1494           0 :         break;
    1495             : 
    1496           0 :         case DATA_TABLE_RELATIONSHIP:
    1497             :         {
    1498           0 :             gtk_widget_set_visible( GTK_WIDGET ( stereotype_widget ), TRUE );
    1499           0 :             gtk_editable_set_editable ( GTK_EDITABLE ( stereotype_widget ), true );
    1500             : 
    1501             :             const char *const text
    1502           0 :                 = data_relationship_get_stereotype_const( &((*this_).private_relationship_cache) );
    1503           0 :             GtkEntryBuffer *const stereotype_buf = gtk_entry_get_buffer( stereotype_widget );
    1504           0 :             gtk_entry_buffer_set_text( stereotype_buf, text, -1 /* = n_chars */ );
    1505             :         }
    1506           0 :         break;
    1507             : 
    1508           0 :         case DATA_TABLE_DIAGRAMELEMENT:
    1509             :         {
    1510           0 :             gtk_widget_set_visible( GTK_WIDGET ( stereotype_widget ), FALSE );
    1511           0 :             gtk_editable_set_editable ( GTK_EDITABLE ( stereotype_widget ), false );
    1512             :         }
    1513           0 :         break;
    1514             : 
    1515           0 :         case DATA_TABLE_DIAGRAM:
    1516             :         {
    1517           0 :             gtk_widget_set_visible( GTK_WIDGET ( stereotype_widget ), TRUE );
    1518           0 :             gtk_editable_set_editable ( GTK_EDITABLE ( stereotype_widget ), true );
    1519             : 
    1520             :             const char *const text
    1521           0 :                 = data_diagram_get_stereotype_const( &((*this_).private_diagram_cache) );
    1522           0 :             GtkEntryBuffer *const stereotype_buf = gtk_entry_get_buffer( stereotype_widget );
    1523           0 :             gtk_entry_buffer_set_text( stereotype_buf, text, -1 /* = n_chars */ );
    1524             :         }
    1525           0 :         break;
    1526             : 
    1527           0 :         default:
    1528             :         {
    1529           0 :             U8_LOG_ERROR( "invalid data in data_id_t." );
    1530             :         }
    1531           0 :         break;
    1532             :     }
    1533             : 
    1534           0 :     U8_TRACE_END();
    1535           0 : }
    1536             : 
    1537           0 : void gui_attributes_editor_private_type_update_view ( gui_attributes_editor_t *this_ )
    1538             : {
    1539           0 :     U8_TRACE_BEGIN();
    1540           0 :     GtkDropDown *type_widget = (*this_).type_dropdown;
    1541             : 
    1542           0 :     switch ( data_id_get_table( &((*this_).selected_object_id ) ) )
    1543             :     {
    1544           0 :         case DATA_TABLE_VOID:
    1545             :         {
    1546           0 :             gtk_widget_set_visible( GTK_WIDGET ( type_widget ), FALSE );
    1547           0 :             GListStore *const undef_type_list = gui_type_resource_list_get_undef( &((*this_).type_lists) );
    1548           0 :             gtk_drop_down_set_model( (*this_).type_dropdown, G_LIST_MODEL( undef_type_list ) );
    1549             : 
    1550             :             /* hide icon grid: */
    1551           0 :             gtk_widget_set_visible( (*this_).type_diag_grid, FALSE );
    1552           0 :             gtk_widget_set_visible( (*this_).type_clas_grid, FALSE );
    1553           0 :             gtk_widget_set_visible( (*this_).type_feat_grid, FALSE );
    1554           0 :             gtk_widget_set_visible( (*this_).type_rel_grid, FALSE );
    1555             :         }
    1556           0 :         break;
    1557             : 
    1558           0 :         case DATA_TABLE_CLASSIFIER:
    1559             :         {
    1560           0 :             const data_classifier_type_t class_type = data_classifier_get_main_type( &((*this_).private_classifier_cache) );
    1561           0 :             GListStore *const classifier_type_list = gui_type_resource_list_get_classifiers( &((*this_).type_lists) );
    1562           0 :             gtk_drop_down_set_model( (*this_).type_dropdown, G_LIST_MODEL( classifier_type_list ) );
    1563             :             guint selected_pos;
    1564           0 :             gui_type_resource_init_classifier( (*this_).temp_search_me, class_type, "", NULL );  /* type, name, icon */
    1565           0 :             const gboolean found = g_list_store_find_with_equal_func( classifier_type_list,
    1566           0 :                                                                       (*this_).temp_search_me,
    1567             :                                                                       (GEqualFunc)&gui_type_resource_equal,
    1568             :                                                                       &selected_pos
    1569             :                                                                     );
    1570           0 :             if ( found )
    1571             :             {
    1572           0 :                 gtk_drop_down_set_selected( (*this_).type_dropdown, selected_pos );
    1573             :             }
    1574           0 :             gtk_widget_set_visible( GTK_WIDGET ( type_widget ), TRUE );
    1575             : 
    1576             :             /* show classifier icon grid: */
    1577           0 :             gtk_widget_set_visible( (*this_).type_diag_grid, FALSE );
    1578           0 :             gtk_widget_set_visible( (*this_).type_clas_grid, TRUE );
    1579           0 :             gtk_widget_set_visible( (*this_).type_feat_grid, FALSE );
    1580           0 :             gtk_widget_set_visible( (*this_).type_rel_grid, FALSE );
    1581             :         }
    1582           0 :         break;
    1583             : 
    1584           0 :         case DATA_TABLE_FEATURE:
    1585             :         {
    1586           0 :             const data_feature_type_t feature_type = data_feature_get_main_type( &((*this_).private_feature_cache) );
    1587           0 :             if ( DATA_FEATURE_TYPE_LIFELINE == feature_type )
    1588             :             {
    1589           0 :                 GListStore *const lifeline_type_list = gui_type_resource_list_get_feature_lifeline( &((*this_).type_lists) );
    1590           0 :                 gtk_drop_down_set_model( (*this_).type_dropdown, G_LIST_MODEL( lifeline_type_list ) );
    1591             :                 guint selected_pos;
    1592           0 :                 gui_type_resource_init_feature( (*this_).temp_search_me, feature_type, "", NULL ); /* type, name, icon */
    1593           0 :                 const gboolean found = g_list_store_find_with_equal_func( lifeline_type_list,
    1594           0 :                                                                           (*this_).temp_search_me,
    1595             :                                                                           (GEqualFunc)&gui_type_resource_equal,
    1596             :                                                                           &selected_pos
    1597             :                                                                         );
    1598           0 :                 if ( found )
    1599             :                 {
    1600           0 :                     gtk_drop_down_set_selected( (*this_).type_dropdown, selected_pos );
    1601             :                 }
    1602           0 :                 gtk_widget_set_visible( GTK_WIDGET ( type_widget ), TRUE );
    1603             : 
    1604             :                 /* hide  icon grid: */
    1605           0 :                 gtk_widget_set_visible( (*this_).type_diag_grid, FALSE );
    1606           0 :                 gtk_widget_set_visible( (*this_).type_clas_grid, FALSE );
    1607           0 :                 gtk_widget_set_visible( (*this_).type_feat_grid, FALSE );
    1608           0 :                 gtk_widget_set_visible( (*this_).type_rel_grid, FALSE );
    1609             :             }
    1610             :             else
    1611             :             {
    1612           0 :                 GListStore *const feature_type_list = gui_type_resource_list_get_features( &((*this_).type_lists) );
    1613           0 :                 gtk_drop_down_set_model( (*this_).type_dropdown, G_LIST_MODEL( feature_type_list ) );
    1614             :                 guint selected_pos;
    1615           0 :                 gui_type_resource_init_feature( (*this_).temp_search_me, feature_type, "", NULL ); /* type, name, icon */
    1616           0 :                 const gboolean found = g_list_store_find_with_equal_func( feature_type_list,
    1617           0 :                                                                           (*this_).temp_search_me,
    1618             :                                                                           (GEqualFunc)&gui_type_resource_equal,
    1619             :                                                                           &selected_pos
    1620             :                                                                         );
    1621           0 :                 if ( found )
    1622             :                 {
    1623           0 :                     gtk_drop_down_set_selected( (*this_).type_dropdown, selected_pos );
    1624             :                 }
    1625           0 :                 gtk_widget_set_visible( GTK_WIDGET ( type_widget ), TRUE );
    1626             : 
    1627             :                 /* show feature icon grid: */
    1628           0 :                 gtk_widget_set_visible( (*this_).type_diag_grid, FALSE );
    1629           0 :                 gtk_widget_set_visible( (*this_).type_clas_grid, FALSE );
    1630           0 :                 gtk_widget_set_visible( (*this_).type_feat_grid, TRUE );
    1631           0 :                 gtk_widget_set_visible( (*this_).type_rel_grid, FALSE );
    1632             :             }
    1633             :         }
    1634           0 :         break;
    1635             : 
    1636           0 :         case DATA_TABLE_RELATIONSHIP:
    1637             :         {
    1638             :             const data_relationship_type_t relationship_type
    1639           0 :                 = data_relationship_get_main_type( &((*this_).private_relationship_cache) );
    1640           0 :             GListStore *const relationship_type_list = gui_type_resource_list_get_relationships( &((*this_).type_lists) );
    1641           0 :             gtk_drop_down_set_model( (*this_).type_dropdown, G_LIST_MODEL( relationship_type_list ) );
    1642             :             guint selected_pos;
    1643           0 :             gui_type_resource_init_relationship( (*this_).temp_search_me, relationship_type, "", NULL ); /* type, name, icon */
    1644           0 :             const gboolean found = g_list_store_find_with_equal_func( relationship_type_list,
    1645           0 :                                                                       (*this_).temp_search_me,
    1646             :                                                                       (GEqualFunc)&gui_type_resource_equal,
    1647             :                                                                       &selected_pos
    1648             :                                                                     );
    1649           0 :             if ( found )
    1650             :             {
    1651           0 :                 gtk_drop_down_set_selected( (*this_).type_dropdown, selected_pos );
    1652             :             }
    1653           0 :             gtk_widget_set_visible( GTK_WIDGET ( type_widget ), TRUE );
    1654             : 
    1655             :             /* show relationship icon grid: */
    1656           0 :             gtk_widget_set_visible( (*this_).type_diag_grid, FALSE );
    1657           0 :             gtk_widget_set_visible( (*this_).type_clas_grid, FALSE );
    1658           0 :             gtk_widget_set_visible( (*this_).type_feat_grid, FALSE );
    1659           0 :             gtk_widget_set_visible( (*this_).type_rel_grid, TRUE );
    1660             :         }
    1661           0 :         break;
    1662             : 
    1663           0 :         case DATA_TABLE_DIAGRAMELEMENT:
    1664             :         {
    1665           0 :             gtk_widget_set_visible( GTK_WIDGET ( type_widget ), FALSE );
    1666           0 :             GListStore *const undef_type_list = gui_type_resource_list_get_undef( &((*this_).type_lists) );
    1667           0 :             gtk_drop_down_set_model( (*this_).type_dropdown, G_LIST_MODEL( undef_type_list ) );
    1668             : 
    1669             :             /* hide icon grid: */
    1670           0 :             gtk_widget_set_visible( (*this_).type_diag_grid, FALSE );
    1671           0 :             gtk_widget_set_visible( (*this_).type_clas_grid, FALSE );
    1672           0 :             gtk_widget_set_visible( (*this_).type_feat_grid, FALSE );
    1673           0 :             gtk_widget_set_visible( (*this_).type_rel_grid, FALSE );
    1674             :         }
    1675           0 :         break;
    1676             : 
    1677           0 :         case DATA_TABLE_DIAGRAM:
    1678             :         {
    1679           0 :             const data_diagram_type_t diag_type = data_diagram_get_diagram_type( &((*this_).private_diagram_cache) );
    1680           0 :             GListStore *const diagram_type_list = gui_type_resource_list_get_diagrams( &((*this_).type_lists) );
    1681           0 :             gtk_drop_down_set_model( (*this_).type_dropdown, G_LIST_MODEL( diagram_type_list ) );
    1682             :             guint selected_pos;
    1683           0 :             gui_type_resource_init_diagram( (*this_).temp_search_me, diag_type, "", NULL ); /* type, name, icon */
    1684           0 :             const gboolean found = g_list_store_find_with_equal_func( diagram_type_list,
    1685           0 :                                                                       (*this_).temp_search_me,
    1686             :                                                                       (GEqualFunc)&gui_type_resource_equal,
    1687             :                                                                       &selected_pos
    1688             :                                                                     );
    1689           0 :             if ( found )
    1690             :             {
    1691           0 :                 gtk_drop_down_set_selected( (*this_).type_dropdown, selected_pos );
    1692             :             }
    1693           0 :             gtk_widget_set_visible( GTK_WIDGET ( type_widget ), TRUE );
    1694             : 
    1695             :             /* show diagram icon grid: */
    1696           0 :             gtk_widget_set_visible( (*this_).type_diag_grid, TRUE );
    1697           0 :             gtk_widget_set_visible( (*this_).type_clas_grid, FALSE );
    1698           0 :             gtk_widget_set_visible( (*this_).type_feat_grid, FALSE );
    1699           0 :             gtk_widget_set_visible( (*this_).type_rel_grid, FALSE );
    1700             :         }
    1701           0 :         break;
    1702             : 
    1703           0 :         default:
    1704             :         {
    1705           0 :             U8_LOG_ERROR( "invalid data in data_id_t." );
    1706             :         }
    1707           0 :         break;
    1708             :     }
    1709             : 
    1710           0 :     U8_TRACE_END();
    1711           0 : }
    1712             : 
    1713           0 : void gui_attributes_editor_private_description_update_view ( gui_attributes_editor_t *this_ )
    1714             : {
    1715           0 :     U8_TRACE_BEGIN();
    1716             : 
    1717             :     GtkTextView *description_widget;
    1718             :     GtkTextBuffer *buffer;
    1719           0 :     description_widget = GTK_TEXT_VIEW( (*this_).description_text_view );
    1720           0 :     buffer = gtk_text_view_get_buffer ( GTK_TEXT_VIEW( description_widget ) );
    1721             : 
    1722           0 :     switch ( data_id_get_table( &((*this_).selected_object_id ) ) )
    1723             :     {
    1724           0 :         case DATA_TABLE_VOID:
    1725             :         {
    1726             :             /* prevent that a user accitentially enters text to a non-existing object */
    1727           0 :             gtk_widget_set_visible( GTK_WIDGET ( description_widget ), FALSE );
    1728             :         }
    1729           0 :         break;
    1730             : 
    1731           0 :         case DATA_TABLE_CLASSIFIER:
    1732             :         {
    1733           0 :             gtk_widget_set_visible( GTK_WIDGET ( description_widget ), TRUE );
    1734             : 
    1735             :             const char* text;
    1736           0 :             text = data_classifier_get_description_const( &((*this_).private_classifier_cache) );
    1737           0 :             gtk_text_buffer_set_text ( buffer, text, -1 /*len*/ );
    1738             :         }
    1739           0 :         break;
    1740             : 
    1741           0 :         case DATA_TABLE_FEATURE:
    1742             :         {
    1743           0 :             gtk_widget_set_visible( GTK_WIDGET ( description_widget ), TRUE );
    1744             : 
    1745             :             const char* text;
    1746           0 :             text = data_feature_get_description_const( &((*this_).private_feature_cache) );
    1747           0 :             gtk_text_buffer_set_text ( buffer, text, -1 /*len*/ );
    1748             :         }
    1749           0 :         break;
    1750             : 
    1751           0 :         case DATA_TABLE_RELATIONSHIP:
    1752             :         {
    1753           0 :             gtk_widget_set_visible( GTK_WIDGET ( description_widget ), TRUE );
    1754             : 
    1755             :             const char* text;
    1756           0 :             text = data_relationship_get_description_const( &((*this_).private_relationship_cache) );
    1757           0 :             gtk_text_buffer_set_text ( buffer, text, -1 /*len*/ );
    1758             :         }
    1759           0 :         break;
    1760             : 
    1761           0 :         case DATA_TABLE_DIAGRAMELEMENT:
    1762             :         {
    1763           0 :             gtk_widget_set_visible( GTK_WIDGET ( description_widget ), FALSE );
    1764             :         }
    1765           0 :         break;
    1766             : 
    1767           0 :         case DATA_TABLE_DIAGRAM:
    1768             :         {
    1769           0 :             gtk_widget_set_visible( GTK_WIDGET ( description_widget ), TRUE );
    1770             : 
    1771             :             const char* text;
    1772           0 :             text = data_diagram_get_description_const( &((*this_).private_diagram_cache) );
    1773           0 :             gtk_text_buffer_set_text ( buffer, text, -1 /*len*/ );
    1774             :         }
    1775           0 :         break;
    1776             : 
    1777           0 :         default:
    1778             :         {
    1779           0 :             U8_LOG_ERROR( "invalid data in data_id_t." );
    1780             :         }
    1781           0 :         break;
    1782             :     }
    1783             : 
    1784           0 :     U8_TRACE_END();
    1785           0 : }
    1786             : 
    1787             : 
    1788             : /*
    1789             : Copyright 2016-2024 Andreas Warnke
    1790             : 
    1791             : Licensed under the Apache License, Version 2.0 (the "License");
    1792             : you may not use this file except in compliance with the License.
    1793             : You may obtain a copy of the License at
    1794             : 
    1795             :     http://www.apache.org/licenses/LICENSE-2.0
    1796             : 
    1797             : Unless required by applicable law or agreed to in writing, software
    1798             : distributed under the License is distributed on an "AS IS" BASIS,
    1799             : WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    1800             : See the License for the specific language governing permissions and
    1801             : limitations under the License.
    1802             : */

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