Patch level : 10.0 272

Files correlati     : mg4.exe
Ricompilazione Demo : [ ]
Commento            :
Migliorata gestione righe di spreadsheet completamente disabilitate


git-svn-id: svn://10.65.10.50/trunk@18621 c028cbd2-c16b-5b4b-a496-9718f37d4682

include/msksheet.cpp

@@ -292,7 +292,7 @@ public:
   // @cmember Trova un record abilitato a partire da rec
   int find_enabled_record(int rec, int direction) const;
   // @cmember Permette di mettere il focus su una cella
-  void set_focus_cell(int riga, int colonna);
+  bool set_focus_cell(int riga, int colonna);
   // @cmember Abilita/disabilita tutto lo spreadsheet (vedi <mf TMask::activate>)
   void activate(bool on);
   // @cmember Permette di abilitare/disabilitare una colonna
@@ -822,13 +822,15 @@ int TSpreadsheet::find_enabled_record(int rec, int direction) const
 }
 
 // riga (da 0), colonna (0 = numero, 1 = prima cella, ...)
-void TSpreadsheet::set_focus_cell(int riga, int colonna)
+bool TSpreadsheet::set_focus_cell(int riga, int colonna)
 {                                  
 //  xi_set_focus(get_interface());            
 
   const int rec = row2rec(riga);  
-  colonna = find_enabled_column(rec, colonna, +1);
+  if (rec < 0 || rec >= items())
+    return false;
 
+  colonna = find_enabled_column(rec, colonna, +1);
   if (colonna > 0)
   {               
     WINDOW win = xvt_scr_get_focus_vobj();     // Puo' essere NULL per cui poi non funziona ...
@@ -850,6 +852,8 @@ void TSpreadsheet::set_focus_cell(int riga, int colonna)
     }  
     _edit_field = col2field(_cur_col = colonna); // qui
   } 
+
+  return colonna > 0;
 }
 
 // @doc INTERNAL
@@ -985,6 +989,8 @@ void TSpreadsheet::update(
 
 
 void TSpreadsheet::notify_change()
+{
+  if (_cur_rec >= 0)
   {
     if (!_row_dirty)
     {               
@@ -997,6 +1003,7 @@ void TSpreadsheet::notify_change()
     }
     _row_dirty = _cell_dirty = true;     // Era tra le graffe
   }
+}
 
 const char* TSpreadsheet::copy_cell2field(XI_OBJ* cell)
 {       
@@ -1101,6 +1108,11 @@ bool TSpreadsheet::event_handler(XI_OBJ* itf, XI_EVENT *xiev)
   {
     const long& rec = xiev->v.cell_request.rec;
     const short& maxlen = xiev->v.cell_request.len;
+    if (rec < 0 || rec >= items() || maxlen <= 0) // Puo' succedere: strano ma vero!
+    {
+      refused = TRUE;
+      return false;
+    }
     
     const char* src = NULL;
     int nm;
@@ -1336,7 +1348,13 @@ bool TSpreadsheet::event_handler(XI_OBJ* itf, XI_EVENT *xiev)
       {
 //        set_pos(xiev->v.xi_obj->v.cell.row, xiev->v.xi_obj->v.cell.column);   
         const XI_CELL_DATA& cell = xiev->v.xi_obj->v.cell;
-        set_focus_cell(cell.row, cell.column); 
+        const bool ok = set_focus_cell(cell.row, cell.column);
+        if (!ok) 
+        {
+          _check_enabled = TRUE;
+          refused = TRUE;
+          return false;
+        }
       }
       
       if (oldrec != _cur_rec || !_row_dirty)
@@ -3080,13 +3098,13 @@ void TSheet_field::post_select(int r)
   s->post_select(r);
 }
 
-void TSheet_field::set_focus_cell(int riga, int colonna)
+bool TSheet_field::set_focus_cell(int riga, int colonna)
 { 
   TSpreadsheet* s = (TSpreadsheet*)_ctl;
-  s->set_focus_cell(riga, colonna);
+  return s->set_focus_cell(riga, colonna);
 }  
 
-void TSheet_field::set_focus_cell_id(long rec, short cid)
+bool TSheet_field::set_focus_cell_id(long rec, short cid)
 { 
   TSpreadsheet* s = (TSpreadsheet*)_ctl;
 
@@ -3098,10 +3116,12 @@ void TSheet_field::set_focus_cell_id(long rec, short cid)
   xi_get_visible_columns(s->_obj, &first_col, &last_col);
   xi_get_visible_rows(s->_obj, &first_row, &last_row);
 
+  bool ok = false;
   if (col >= first_col && col <= last_col && row >= first_row && row <= last_row)
-    s->set_focus_cell(row, col);
+    ok = s->set_focus_cell(row, col);
   else
     s->select(rec, col, true);
+  return ok;
 }  
 
 bool TSheet_field::on_key(KEY k)

include/msksheet.h

@@ -101,13 +101,13 @@ protected:
   // @cmember Ricopia i campi del record <p n>-esimo nella maschera
   virtual void row2mask(int n, TToken_string & rec, int mode = 0x3);
   // @cmember Permette di mettere il focus su una cella
-  void set_focus_cell(int riga, int colonna);
+  bool set_focus_cell(int riga, int colonna);
 
   // @access Public Member
 public:
 
 	// @cmember Permette di mettere il focus su una cella
-  void set_focus_cell_id(long rec, short cid);
+  bool set_focus_cell_id(long rec, short cid);
 
   // @cmember Gestisce la pressione del tasto (true se la gestione ha avuto successo)
   virtual bool on_key(KEY k);

include/relapp.h

@@ -195,7 +195,7 @@ protected:
   
   // @cmember Richiede se il record corrente e' protetto (non cancellabile)
   virtual bool protected_record(TRectype&)
-  { return FALSE; }
+  { return false; }
 
   // @cmember Richiede se il record corrente e' protetto (non cancellabile)
   virtual bool protected_record(TRelation &);