]> git.saurik.com Git - wxWidgets.git/blobdiff - demos/dbbrowse/doc.cpp
fixed divide by zero exception when layouting justified text
[wxWidgets.git] / demos / dbbrowse / doc.cpp
index 5a3c0cdb2ae18fd35f4187127d340f245b938b53..b4f8f4e7c41789c58f4de40ff6820a0cc1714679 100644 (file)
@@ -1,6 +1,6 @@
-//---------------------------------------------------------------------------
+//----------------------------------------------------------------------------------------
 // Name:        Doc.cpp
-// Purpose:     Holds information for DBBrowser
+// Purpose:     Holds information for DBBrowser - (a do-it-yourself document)
 // Author:      Mark Johnson, mj10777@gmx.net
 // Modified by: 19990808.mj10777
 // BJO        : Bart A.M. JOURQUIN
 // Copyright:   (c) Mark Johnson
 // Licence:     wxWindows license
 // RCS-ID:      $Id$
-//---------------------------------------------------------------------------
-//-- all #ifdefs that the whole Project needs. ------------------------------
-//---------------------------------------------------------------------------
+//----------------------------------------------------------------------------------------
+//-- all #ifdefs that the whole Project needs. -------------------------------------------
+//----------------------------------------------------------------------------------------
 #ifdef __GNUG__
 #pragma implementation
 #pragma interface
 #endif
-//---------------------------------------------------------------------------
+//----------------------------------------------------------------------------------------
 // For compilers that support precompilation, includes "wx/wx.h".
 #include "wx/wxprec.h"
-//---------------------------------------------------------------------------
+//----------------------------------------------------------------------------------------
 #ifdef __BORLANDC__
 #pragma hdrstop
 #endif
-//---------------------------------------------------------------------------
+//----------------------------------------------------------------------------------------
 #ifndef WX_PRECOMP
 #include "wx/wx.h"
 #endif
-//---------------------------------------------------------------------------
-//---------------------------------------------------------------------------
-//-- all #includes that every .cpp needs             ----19990807.mj10777 ---
-//---------------------------------------------------------------------------
+//----------------------------------------------------------------------------------------
+//-- all #includes that every .cpp needs             ----19990807.mj10777 ----------------
+//----------------------------------------------------------------------------------------
 #include "std.h"       // sorgsam Pflegen !
-//---------------------------------------------------------------------------
-//-- Some Global Vars for all Files (extern in ?.h needed) -----------------
+//----------------------------------------------------------------------------------------
+//-- Some Global Vars for all Files (extern in ?.h needed) -------------------------------
 // Global structure for holding ODBC connection information
 struct DbStuff DbConnectInf;
-//---------------------------------------------------------------------------
+//----------------------------------------------------------------------------------------
 wxConfigBase   *p_ProgramCfg;       // All Config and Path information
 wxLogTextCtrl  *p_LogBook;          // All Log messages
 wxString        LogBuf;             // String for all Logs
-//---------------------------------------------------------------------------
-mjDoc::mjDoc()
+//----------------------------------------------------------------------------------------
+MainDoc::MainDoc()
 {
-  db_Br          = NULL;
-  p_DSN          = NULL;
-  i_DSN          = 0;
-  p_Splitter     = NULL;
-  p_MainFrame    = NULL;
-  p_PgmCtrl      = NULL;               // Is not active
-  p_DBTree       = NULL;
-  p_DBGrid       = NULL;
-  p_LogWin       = NULL;
-  p_TabArea      = NULL;
-  p_PageArea     = NULL;
-  i_TabNr        = 0;
-  i_PageNr       = 0;
+ db_Br          = NULL;
+ p_DSN          = NULL;
+ i_DSN          = 0;
+ p_Splitter     = NULL;
+ p_MainFrame    = NULL;
+ p_PgmCtrl      = NULL;               // Is not active
+ p_DBTree       = NULL;
+ p_DBGrid       = NULL;
+ p_LogWin       = NULL;
+ p_TabArea      = NULL;
+ p_PageArea     = NULL;
+ i_TabNr        = 0;
+ i_PageNr       = 0;
+ s_BColour = "WHEAT";
+ ft_Doc = new wxFont(wxSystemSettings::GetSystemFont(wxSYS_SYSTEM_FONT));
 }
-//---------------------------------------------------------------------------
-mjDoc::~mjDoc()
+//----------------------------------------------------------------------------------------
+MainDoc::~MainDoc()
 {
 // ----------------------------------------------------------
 // -E-> The Tree Controls take to long to close : Why ??
 // ----------------------------------------------------------
 // wxMessageBox("-I-> end Doc");
 p_TabArea->Show(FALSE);    // Deactivate the Window
 p_PageArea->Show(FALSE);    // Deactivate the Window
 p_PgmCtrl = NULL;
 delete p_PgmCtrl;
 delete [] p_DSN;
 delete p_DBTree;
 p_TabArea  = NULL; delete p_TabArea;
 p_PageArea = NULL; delete p_PageArea;
 p_Splitter = NULL;
 delete p_Splitter;
 delete [] db_Br;
 //  wxMessageBox("~mjDoc");
+ // ----------------------------------------------------------
+ // -E-> The Tree Controls take to long to close : Why ??
+ // ----------------------------------------------------------
+ // wxMessageBox("-I-> end Doc");
+ p_TabArea->Show(FALSE);    // Deactivate the Window
+ p_PageArea->Show(FALSE);    // Deactivate the Window
+ p_PgmCtrl = NULL;
+ delete p_PgmCtrl;
+ delete [] p_DSN;
+ delete p_DBTree;
+ p_TabArea  = NULL; delete p_TabArea;
+ p_PageArea = NULL; delete p_PageArea;
+ p_Splitter = NULL;
+ delete p_Splitter;
+ delete [] db_Br;
//  wxMessageBox("~MainDoc");
 }
-//---------------------------------------------------------------------------
-bool mjDoc::OnNewDocument()
+//----------------------------------------------------------------------------------------
+bool MainDoc::OnNewDocument()
 {
-  //-------------------------------------------------------------------
-  if (!OnInitView())
-    {
-    return FALSE;
-    }
-  p_PgmCtrl->OnPopulate();
-  //-------------------------------------------------------------------
 return TRUE;
+ wxStopWatch sw;
+ //---------------------------------------------------------------------------------------
+ if (!OnInitView())
+  return FALSE;
+ p_PgmCtrl->OnPopulate();
+ //---------------------------------------------------------------------------------------
+ wxLogMessage(_("-I-> MainDoc::OnNewDocument() - End - Time needed : %ld ms"),sw.Time());
+ return TRUE;
 }
-//---------------------------------------------------------------------------
-bool mjDoc::OnInitView()
+//----------------------------------------------------------------------------------------
+bool MainDoc::OnInitView()
 {
-  Sash = p_ProgramCfg->Read("/MainFrame/Sash", 200);
-  // wxMessageBox("OnInitView() - Begin ","-I->mjDoc::OnInitView");
-  //--------------------------------------------------------------------------
-  // create "workplace" window
-  //--------------------------------------------------------------------------
-  p_TabArea = new wxTabbedWindow(); // Init the Pointer
-  p_TabArea->Create(p_Splitter, -1);
-  //--------------------------------------------------------------------------
-  p_PgmCtrl = new PgmCtrl(p_TabArea, TREE_CTRL_PGM,wxDefaultPosition, wxDefaultSize,
-                         wxTR_HAS_BUTTONS | wxSUNKEN_BORDER);
-  p_PgmCtrl->i_TabArt = 0; // 0 = Tab ; 1 = Page
-  p_PgmCtrl->i_ViewNr = p_TabArea->GetTabCount()-1;
-  //--------------------------------------------------------------------------
-  wxBitmap *p_FolderClose = new wxBitmap("PgmCtrl"); //, wxBITMAP_TYPE_BMP_RESOURCE); // BJO20000115
-  //--------------------------------------------------------------------------
-  p_TabArea->AddTab(p_PgmCtrl,"PgmCtrl",p_FolderClose);
-  //--------------------------------------------------------------------------
-  // now create "output" window
-  //--------------------------------------------------------------------------
-  p_PageArea = new wxPaggedWindow();  // Init the Pointer
-  p_PageArea->Create(p_Splitter, -1);
-  //--------------------------------------------------------------------------
-  p_LogWin = new wxTextCtrl(p_PageArea,-1,wxEmptyString,
-                           wxDefaultPosition, wxDefaultSize,wxTE_MULTILINE );
-  //wxFont* ft_Temp = new wxFont(10,wxSWISS,wxNORMAL,wxBOLD,FALSE,"Comic Sans MS");
-  //p_LogWin->SetFont(* ft_Temp);
-  // Don't forget ! This is always : i_TabArt = 0 ; i_ViewNr = 1;
-  //------------------------------------------------------------------
-  p_LogBook = new wxLogTextCtrl(p_LogWin); // make p_LogWin the LogBook
-  p_LogBook->SetActiveTarget(p_LogBook);
-  p_LogBook->SetTimestamp( NULL );
-  //------------------------------------------------------------------
-  p_PageArea->AddTab(p_LogWin,_("LogBook"), "what is this?" );
-  i_TabNr  = p_TabArea->GetTabCount()-1;  // Add one when a new AddTab is done;
-  i_PageNr = p_PageArea->GetTabCount()-1; // Add one when a new AddTab is done;
-  //--------------------------------------------------------------------------
-  p_PgmCtrl->pDoc = this;
-  p_TabArea->SetActiveTab(i_PageNr);
-  //--------------------------------------------------------------------------
-  p_Splitter->Initialize(p_TabArea);
-  p_Splitter->SplitHorizontally(p_TabArea,p_PageArea,Sash);
-  //--------------------------------------------------------------------------
-  
-  if (!OnInitODBC())
-    return FALSE;
-  //--------------------------------------------------------------------------
-  Temp0.Printf("-I-> mjDoc::OnInitView() - End - %d DSN's found",i_DSN);
-  p_MainFrame->SetStatusText(Temp0, 0);
-  wxLogMessage(Temp0);
-  return TRUE;
+ Sash = p_ProgramCfg->Read("/MainFrame/Sash", 200);
+ // wxMessageBox("OnInitView() - Begin ","-I->MainDoc::OnInitView");
+ //---------------------------------------------------------------------------------------
+ // create "workplace" window
+ //---------------------------------------------------------------------------------------
+ p_TabArea = new wxTabbedWindow(); // Init the Pointer
+ p_TabArea->Create(p_Splitter, -1);
+ //---------------------------------------------------------------------------------------
+ p_PgmCtrl = new PgmCtrl(p_TabArea, TREE_CTRL_PGM,wxDefaultPosition, wxDefaultSize,
+                         wxTR_HAS_BUTTONS | wxSUNKEN_BORDER);
+ p_PgmCtrl->i_TabArt = 0; // 0 = Tab ; 1 = Page
+ p_PgmCtrl->i_ViewNr = p_TabArea->GetTabCount()-1;
+ //---------------------------------------------------------------------------------------
+ wxBitmap *p_FolderClose = new wxBitmap("PgmCtrl"); //, wxBITMAP_TYPE_BMP_RESOURCE); // BJO20000115
+ //---------------------------------------------------------------------------------------
+ p_TabArea->AddTab(p_PgmCtrl,"PgmCtrl",p_FolderClose);
+ //---------------------------------------------------------------------------------------
+ // now create "output" window
+ //---------------------------------------------------------------------------------------
+ p_PageArea = new wxPaggedWindow();  // Init the Pointer
+ p_PageArea->Create(p_Splitter, -1);
+ //---------------------------------------------------------------------------------------
+ p_LogWin = new wxTextCtrl(p_PageArea,-1,wxEmptyString,
+      wxDefaultPosition, wxDefaultSize,wxTE_MULTILINE );
+ p_LogWin->SetFont(* ft_Doc);
+ // Don't forget ! This is always : i_TabArt = 0 ; i_ViewNr = 1;
+ //---------------------------------------------------------------------------------------
+ p_LogBook = new wxLogTextCtrl(p_LogWin); // make p_LogWin the LogBook
+ p_LogBook->SetActiveTarget(p_LogBook);
+ p_LogBook->SetTimestamp( NULL );
+ //---------------------------------------------------------------------------------------
+ p_PageArea->AddTab(p_LogWin,_("LogBook"), "what is this?" );
+ i_TabNr  = p_TabArea->GetTabCount()-1;  // Add one when a new AddTab is done;
+ i_PageNr = p_PageArea->GetTabCount()-1; // Add one when a new AddTab is done;
+ //---------------------------------------------------------------------------------------
+ p_PgmCtrl->pDoc = this;
+ p_TabArea->SetActiveTab(i_PageNr);
+ //---------------------------------------------------------------------------------------
+ p_Splitter->Initialize(p_TabArea);
+ p_Splitter->SplitHorizontally(p_TabArea,p_PageArea,Sash);
+ //---------------------------------------------------------------------------------------
+ if (!OnInitODBC())
+  return FALSE;
+ //---------------------------------------------------------------------------------------
+ Temp0.Printf(_("-I-> MainDoc::OnInitView() - End - %d DSN's found"),i_DSN);
+ p_MainFrame->SetStatusText(Temp0, 0);
+ wxLogMessage(Temp0);
+ return TRUE;
 }
 //----------------------------------------------------------------------------------------
-bool mjDoc::OnInitODBC()
+bool MainDoc::OnInitODBC()
 {
-  char Dsn[SQL_MAX_DSN_LENGTH + 1];
-  char DsDesc[255]; // BJO20002501 instead of 512
-  Temp0 = "";
-  i_DSN = 0;       // Counter
-  int i = 0;
-  //---------------------------------------------------------------------------
-  // Initialize the ODBC Environment for Database Operations
-  
-  if (SQLAllocEnv(&DbConnectInf.Henv) != SQL_SUCCESS)
-    {
-      return FALSE;
-    }
-  //---------------------------------------------------------------------------
-  
-  const char sep = 3; // separator character used in string between DSN ans DsDesc
-  wxStringList s_SortDSNList, s_SortDsDescList;
-  // BJO-20000127
-  // In order to have same sort result on both Dsn and DsDesc, create a 'keyed' string.
-  // The key will be removed after sorting
-  wxString KeyString;
-  //---------------------------------------------------------------------------
-  while(GetDataSource(DbConnectInf.Henv, Dsn, sizeof(Dsn), DsDesc, sizeof(DsDesc)))
-    {
-      i_DSN++;   // How many Dsn have we ?
-      KeyString.Printf("%s%c%s",Dsn, sep, DsDesc);
-      s_SortDSNList.Add(Dsn);
-      s_SortDsDescList.Add(KeyString);
-    }
-  s_SortDSNList.Sort();     //BJO
-  s_SortDsDescList.Sort();  //BJO
-  
-  char ** s_SortDSN = s_SortDSNList.ListToArray();        //BJO
-  char ** s_SortDsDesc = s_SortDsDescList.ListToArray();  //BJO
-  //---------------------------------------------------------------------------
-  // Allocate n ODBC-DSN objects to hold the information
-  p_DSN = new DSN[i_DSN];  //BJO
-  for (i=0;i<i_DSN;i++)
-    {
-      KeyString = s_SortDsDesc[i];
-      KeyString = KeyString.AfterFirst(sep);
-      strcpy(s_SortDsDesc[i],KeyString.c_str());
-      (p_DSN+i)->Dsn = s_SortDSN[i];
-      (p_DSN+i)->Drv = s_SortDsDesc[i];
-      (p_DSN+i)->Usr = "";
-      (p_DSN+i)->Pas = "";
-      Temp0.Printf("%02d) Dsn(%s) DsDesc(%s)",i,(p_DSN+i)->Dsn,(p_DSN+i)->Drv);
-      wxLogMessage(Temp0);
-    }
-  i = 0;
-  //---------------------------------------------------------------------------
-  // Allocate n wxDatabase objects to hold the column information
-  db_Br = new BrowserDB[i_DSN];
-  for (i=0;i<i_DSN;i++)
-    {
-      (db_Br+i)->p_LogWindow = p_LogWin;
-      (db_Br+i)->ODBCSource  = (p_DSN+i)->Dsn;
-      (db_Br+i)->UserName    = (p_DSN+i)->Usr;
-      (db_Br+i)->Password    = (p_DSN+i)->Pas;
-      (db_Br+i)->pDoc        = this;
-      (db_Br+i)->i_Which     = i;
-    }
-  
-  if (SQLFreeEnv(&DbConnectInf.Henv) != SQL_SUCCESS) // BJO20000125
-    {
-      // Error freeing environment handle
-    }
-  
-  delete [] s_SortDSN;
-  delete [] s_SortDsDesc;
-  
-  //---------------------------------------------------------------------------
-  if (!i_DSN)
-    {
-      wxMessageBox(_("No Dataset names found in ODBC!\n" \
-                    "            Program will exit!\n\n" \
-                    "                       Ciao"),"-E-> Fatal situation");
-      return FALSE;
-    }
-  //---------------------------------------------------------------------------
-  return TRUE;
+ char Dsn[SQL_MAX_DSN_LENGTH + 1];
+ char DsDesc[255]; // BJO20002501 instead of 512
+ Temp0 = "";
+ i_DSN = 0;       // Counter
+ int i = 0;
+ //---------------------------------------------------------------------------------------
+ // Initialize the ODBC Environment for Database Operations
+
+ if (SQLAllocEnv(&DbConnectInf.Henv) != SQL_SUCCESS)
+ {
+  return FALSE;
+ }
+ //---------------------------------------------------------------------------------------
+ const char sep = 3; // separator character used in string between DSN ans DsDesc
+ wxStringList s_SortDSNList, s_SortDsDescList;
+ // BJO-20000127
+ // In order to have same sort result on both Dsn and DsDesc, create a 'keyed' string.
+ // The key will be removed after sorting
+ wxString KeyString;
+ //---------------------------------------------------------------------------------------
+ while(GetDataSource(DbConnectInf.Henv, Dsn, sizeof(Dsn), DsDesc, sizeof(DsDesc)))
+ {
+  i_DSN++;   // How many Dsn have we ?
+  KeyString.Printf("%s%c%s",Dsn, sep, DsDesc);
+  s_SortDSNList.Add(Dsn);
+  s_SortDsDescList.Add(KeyString);
+ }
+ s_SortDSNList.Sort();     //BJO
+ s_SortDsDescList.Sort();  //BJO
+
+ char ** s_SortDSN = s_SortDSNList.ListToArray();        //BJO
+ char ** s_SortDsDesc = s_SortDsDescList.ListToArray();  //BJO
+ //---------------------------------------------------------------------------------------
+ // Allocate n ODBC-DSN objects to hold the information
+ p_DSN = new DSN[i_DSN];  //BJO
+ for (i=0;i<i_DSN;i++)
+ {
+  KeyString = s_SortDsDesc[i];
+  KeyString = KeyString.AfterFirst(sep);
+  strcpy(s_SortDsDesc[i],KeyString.c_str());
+  (p_DSN+i)->Dsn = s_SortDSN[i];
+  (p_DSN+i)->Drv = s_SortDsDesc[i];
+  (p_DSN+i)->Usr = "";
+  (p_DSN+i)->Pas = "";
+  Temp0.Printf("%02d) Dsn(%s) DsDesc(%s)",i,(p_DSN+i)->Dsn.c_str(),(p_DSN+i)->Drv.c_str());
+  wxLogMessage(Temp0);
+ }
+ i = 0;
+ //---------------------------------------------------------------------------------------
+ // Allocate n wxDatabase objects to hold the column information
+ db_Br = new BrowserDB[i_DSN];
+ for (i=0;i<i_DSN;i++)
+ {
+  (db_Br+i)->p_LogWindow = p_LogWin;
+  (db_Br+i)->ODBCSource  = (p_DSN+i)->Dsn;
+  (db_Br+i)->UserName    = (p_DSN+i)->Usr;
+  (db_Br+i)->Password    = (p_DSN+i)->Pas;
+  (db_Br+i)->pDoc        = this;
+  (db_Br+i)->i_Which     = i;
+ }
+ if (SQLFreeEnv(&DbConnectInf.Henv) != SQL_SUCCESS) // BJO20000125
+ {
+  // Error freeing environment handle
+ }
+ delete [] s_SortDSN;
+ delete [] s_SortDsDesc;
+ //---------------------------------------------------------------------------------------
+ if (!i_DSN)
+ {
+  wxMessageBox(_("No Dataset names found in ODBC!\n" \
+      "           Program will exit!\n\n" \
+      "                       Ciao"),"-E-> Fatal situation");
+  return FALSE;
+ }
+ //---------------------------------------------------------------------------------------
+ return TRUE;
 }
 //----------------------------------------------------------------------------------------
-bool mjDoc::OnChosenDSN(int Which)
+bool MainDoc::OnChosenDSN(int Which)
 {
-  // wxLogMessage("OnChosenDSN(%d) - Begin",Which);
-  //---------------------------------------------------------------------------
-  if (p_DBTree != NULL)
-    {
-      p_TabArea->Show(FALSE);    // Deactivate the Window
-      p_TabArea->RemoveTab(p_DBTree->i_ViewNr);
-      p_TabArea->Show(TRUE);     // Activate the Window
-      OnChosenTbl(77,"");
-    }
-  //-------------------------
+ // wxLogMessage("OnChosenDSN(%d) - Begin",Which);
+ //---------------------------------------------------------------------------------------
+ if (p_DBTree != NULL)
+ {
   p_TabArea->Show(FALSE);    // Deactivate the Window
-  p_DBTree = new DBTree(p_TabArea, TREE_CTRL_DB,wxDefaultPosition, wxDefaultSize,
-                       wxTR_HAS_BUTTONS | wxSUNKEN_BORDER);
-  p_TabArea->AddTab(p_DBTree,(p_DSN+Which)->Dsn," ? ");
-  p_DBTree->i_ViewNr = p_TabArea->GetTabCount()-1;
-  p_TabArea->Show(TRUE);    // Deactivate the Window
-  p_DBTree->i_Which  = Which;
-  p_DBTree->s_DSN    = (p_DSN+Which)->Dsn;
-  p_DBTree->i_TabArt = 0;
-  p_DBTree->pDoc     = this;
-  p_DBTree->OnPopulate();
-  p_TabArea->SetActiveTab(p_DBTree->i_ViewNr);
-  //---------------------------------------------------------------------------
-  // wxLogMessage("OnChosenDSN(%d) - End",Which);
-  return TRUE;
+  p_TabArea->RemoveTab(p_DBTree->i_ViewNr);
+  p_TabArea->Show(TRUE);     // Activate the Window
+  OnChosenTbl(77,"");
+ }
+ //-------------------------
+ p_TabArea->Show(FALSE);    // Deactivate the Window
+ p_DBTree = new DBTree(p_TabArea, TREE_CTRL_DB,wxDefaultPosition, wxDefaultSize,
+   wxTR_HAS_BUTTONS | wxSUNKEN_BORDER);
+ p_TabArea->AddTab(p_DBTree,(p_DSN+Which)->Dsn," ? ");
+ p_DBTree->i_ViewNr = p_TabArea->GetTabCount()-1;
+ p_TabArea->Show(TRUE);    // Deactivate the Window
+ p_DBTree->i_Which  = Which;
+ p_DBTree->s_DSN    = (p_DSN+Which)->Dsn;
+ p_DBTree->i_TabArt = 0;
+ p_DBTree->pDoc     = this;
+ p_DBTree->OnPopulate();
+ p_TabArea->SetActiveTab(p_DBTree->i_ViewNr);
+ //---------------------------------------------------------------------------------------
+ // wxLogMessage("OnChosenDSN(%d) - End",Which);
+ return TRUE;
 }
 //----------------------------------------------------------------------------------------
-bool mjDoc::OnChosenTbl(int Tab,wxString Table)
+bool MainDoc::OnChosenTbl(int Tab,wxString Table)
 {
 // wxLogMessage("OnChosenTbl(%d,%s)",Tab,Table.c_str());
 //-------------------------
 if (p_DBGrid != NULL)
   {
-      if (p_DBGrid->i_TabArt == 0)
-       {
-         p_TabArea->Show(FALSE);    // Deactivate the Window
-         p_TabArea->RemoveTab(p_DBGrid->i_ViewNr);
-         p_TabArea->Show(TRUE);     // Activate the Window
-       }
-      if (p_DBGrid->i_TabArt == 1)
-       {
-         p_PageArea->Show(FALSE);   // Deactivate the Window
-         p_PageArea->RemoveTab(p_DBGrid->i_ViewNr);
-         p_PageArea->Show(TRUE);    // Activate the Window
-       }
-      p_DBGrid = NULL;
-      delete p_DBGrid;
   }
 if (Tab == 77)               // Delete only
-    return TRUE;
 //-------------------------
 if (Tab == 0)  // Tabview
   {
-      p_TabArea->Show(FALSE);    // Deactivate the Window
-      p_DBGrid = new DBGrid(p_TabArea,GRID_CTRL_DB,wxDefaultPosition, wxDefaultSize,
-                           wxSUNKEN_BORDER);
-      p_TabArea->AddTab(p_DBGrid, Table, "");
-      p_DBGrid->i_ViewNr = p_TabArea->GetTabCount()-1;
-      p_DBGrid->pDoc       = this;
-      p_DBGrid->db_Br      = db_Br;
-      p_DBGrid->OnTableView(Table);
-      p_TabArea->SetActiveTab(p_DBGrid->i_ViewNr);
-      p_TabArea->Show(TRUE);     // Activate the Window
   }
 if (Tab == 1)  // Pageview
   {
-      p_PageArea->Show(FALSE);   // Deactivate the Window
-      p_DBGrid = new DBGrid(p_PageArea,GRID_CTRL_DB,wxDefaultPosition, wxDefaultSize,
-                           wxSUNKEN_BORDER);
-      p_PageArea->AddTab(p_DBGrid, Table, "");
-      p_DBGrid->i_ViewNr = p_PageArea->GetTabCount()-1;
-      p_DBGrid->pDoc       = this;
-      p_DBGrid->db_Br      = db_Br;
-      p_DBGrid->i_Which    = p_DBTree->i_Which;
-      p_PageArea->Show(TRUE);    // Activate the Window
-      p_DBGrid->OnTableView(Table);
-      p_PageArea->SetActiveTab(p_DBGrid->i_ViewNr);
   }
 p_DBGrid->i_TabArt = Tab;
 //---*----------------------
 return TRUE;;
+ // wxLogMessage("OnChosenTbl(%d,%s)",Tab,Table.c_str());
+ //-------------------------
+ if (p_DBGrid != NULL)
+ {
+  if (p_DBGrid->i_TabArt == 0)
+  {
+   p_TabArea->Show(FALSE);    // Deactivate the Window
+   p_TabArea->RemoveTab(p_DBGrid->i_ViewNr);
+   p_TabArea->Show(TRUE);     // Activate the Window
+  }
+  if (p_DBGrid->i_TabArt == 1)
+  {
+   p_PageArea->Show(FALSE);   // Deactivate the Window
+   p_PageArea->RemoveTab(p_DBGrid->i_ViewNr);
+   p_PageArea->Show(TRUE);    // Activate the Window
+  }
+  p_DBGrid = NULL;
+  delete p_DBGrid;
+ }
+ if (Tab == 77)               // Delete only
+  return TRUE;
+ //-------------------------
+ if (Tab == 0)  // Tabview
+ {
+  p_TabArea->Show(FALSE);    // Deactivate the Window
+  p_DBGrid = new DBGrid(p_TabArea,GRID_CTRL_DB,wxDefaultPosition, wxDefaultSize,
+                                               wxSUNKEN_BORDER);
+  p_TabArea->AddTab(p_DBGrid, Table, "");
+  p_DBGrid->i_ViewNr = p_TabArea->GetTabCount()-1;
+  p_DBGrid->pDoc       = this;
+  p_DBGrid->db_Br      = db_Br;
+  p_DBGrid->OnTableView(Table);
+  p_TabArea->SetActiveTab(p_DBGrid->i_ViewNr);
+  p_TabArea->Show(TRUE);     // Activate the Window
+ }
+ if (Tab == 1)  // Pageview
+ {
+  p_PageArea->Show(FALSE);   // Deactivate the Window
+  p_DBGrid = new DBGrid(p_PageArea,GRID_CTRL_DB,wxDefaultPosition, wxDefaultSize,
+                                                wxSUNKEN_BORDER);
+  p_PageArea->AddTab(p_DBGrid, Table, "");
+  p_DBGrid->i_ViewNr = p_PageArea->GetTabCount()-1;
+  p_DBGrid->pDoc       = this;
+  p_DBGrid->db_Br      = db_Br;
+  p_DBGrid->i_Which    = p_DBTree->i_Which;
+  p_PageArea->Show(TRUE);    // Activate the Window
+  p_DBGrid->OnTableView(Table);
+  p_PageArea->SetActiveTab(p_DBGrid->i_ViewNr);
+ }
+ p_DBGrid->i_TabArt = Tab;
//--------------------------
+ return TRUE;;
 }
 //----------------------------------------------------------------------------------------
-void mjDoc::OnLeer(wxString Aufrufer)
+void MainDoc::OnLeer(wxString Aufrufer)
 {
 // Temp0.Printf(_("\nmjDoc::OnLeer(%s) : auch diese funktion steht eines Tages zur Verfügung !"),Aufrufer.c_str());
 Temp0.Printf(_("\nmjDoc::OnLeer(%s) : even this function will one day be available !"),Aufrufer.c_str());
 wxLogMessage(Temp0);  Temp0.Empty();
 return;
// Temp0.Printf(_("\nMainDoc::OnLeer(%s) : auch diese funktion steht eines Tages zur Verfügung !"),Aufrufer.c_str());
Temp0.Printf(_("\nMainDoc::OnLeer(%s) : even this function will one day be available !"),Aufrufer.c_str());
+ wxLogMessage(Temp0);  Temp0.Empty();
+ return;
 }
 //----------------------------------------------------------------------------------------
 BEGIN_EVENT_TABLE(DocSplitterWindow, wxSplitterWindow)
-  END_EVENT_TABLE()
-  //----------------------------------------------------------------------------------------
-  // Define a constructor for my p_Splitter
-  DocSplitterWindow::DocSplitterWindow(wxWindow *parent, wxWindowID id) : wxSplitterWindow(parent, id)
-{
+END_EVENT_TABLE()
+//----------------------------------------------------------------------------------------
+DocSplitterWindow::DocSplitterWindow(wxWindow *parent, wxWindowID id) : wxSplitterWindow(parent, id)
+{ // Define a constructor for my p_Splitter
 }
 //----------------------------------------------------------------------------------------