]> git.saurik.com Git - wxWidgets.git/blobdiff - samples/db/dbtest.cpp
interface additions (mostly for new generic/toolwin)
[wxWidgets.git] / samples / db / dbtest.cpp
index 445fc8fb18821f0530b74fdb15c38c85eff331f5..9643f3dff5aa2097586bf9455ec0ac0bf2416c00 100644 (file)
 ///////////////////////////////////////////////////////////////////////////////
 
 /*
- *     SYNOPSIS START
+ *  SYNOPSIS START
 
-       This sample program demonstrates the cross-platform ODBC database classes
-       donated by the development team at Remstar International.
+    This sample program demonstrates the cross-platform ODBC database classes
+    donated by the development team at Remstar International.
 
-       The table this sample is based on is developer contact table, and shows
-       some of the simple uses of the database classes wxDB and wxTable.
+    The table this sample is based on is developer contact table, and shows
+    some of the simple uses of the database classes wxDb and wxDbTable.
 
-       
-
- *     SYNOPSIS END
+ *  SYNOPSIS END
  */
 
 #ifdef __GNUG__
 #include "db.xpm"
 #endif
 
-#include <stdio.h>                                     // Included strictly for reading the text file with the database parameters
+#include <stdio.h>                  /* Included strictly for reading the text file with the database parameters */
 
-#include       <wx/db.h>                                       // Required in the file which will get the data source connection
-#include    <wx/dbtable.h>                             // Has the wxTable object from which all data objects will inherit their data table functionality
+#include <wx/db.h>                  /* Required in the file which will get the data source connection */
+#include <wx/dbtable.h>             /* Has the wxDbTable object from which all data objects will inherit their data table functionality */
 
-extern DbList* WXDLLEXPORT PtrBegDbList;               // from db.cpp, used in getting back error results from db connections
+extern wxDbList WXDLLEXPORT *PtrBegDbList;    /* from db.cpp, used in getting back error results from db connections */
 
-#include "dbtest.h"                            // Header file for this demonstration program
-#include "listdb.h"                                    // Code to support the "Lookup" button on the editor dialog
+#include "dbtest.h"                 /* Header file for this demonstration program */
+#include "listdb.h"                 /* Code to support the "Lookup" button on the editor dialog */
 
 IMPLEMENT_APP(DatabaseDemoApp)
 
-extern char ListDB_Selection[];        // Used to return the first column value for the selected line from the listDB routines
-extern char ListDB_Selection2[]; // Used to return the second column value for the selected line from the listDB routines
-
-DatabaseDemoFrame      *DemoFrame;             // Pointer to the main frame
+extern char ListDB_Selection[];        /* Used to return the first column value for the selected line from the listDB routines */
+extern char ListDB_Selection2[];    /* Used to return the second column value for the selected line from the listDB routines */
 
+DatabaseDemoFrame *DemoFrame;       /* Pointer to the main frame */
 
 /* Pointer to the main database connection used in the program.  This
  * pointer would normally be used for doing things as database lookups
  * for user login names and passwords, getting workstation settings, etc.
  * ---> IMPORTANT <---
  * 
- *             For each database object created which uses this wxDB pointer
+ *        For each database object created which uses this wxDb pointer
  *    connection to the database, when a CommitTrans() or RollBackTrans()
- *    will commit or rollback EVERY object which uses this wxDB pointer.
+ *    will commit or rollback EVERY object which uses this wxDb pointer.
  *
- *    To allow each table object (those derived from wxTable) to be 
+ *    To allow each table object (those derived from wxDbTable) to be 
  *    individually committed or rolled back, you MUST use a different
- *    instance of wxDB in the constructor of the table.  Doing so creates 
- *             more overhead, and will use more database connections (some DBs have
+ *    instance of wxDb in the constructor of the table.  Doing so creates 
+ *        more overhead, and will use more database connections (some DBs have
  *    connection limits...), so use connections sparringly.
  *
- *             It is recommended that one "main" database connection be created for
- *             the entire program to use for READ-ONLY database accesses, but for each
- *             table object which will do a CommitTrans() or RollbackTrans() that a
- *             new wxDB object be created and used for it.
+ *        It is recommended that one "main" database connection be created for
+ *        the entire program to use for READ-ONLY database accesses, but for each
+ *        table object which will do a CommitTrans() or RollbackTrans() that a
+ *        new wxDb object be created and used for it.
  */
-wxDB   *READONLY_DB;
-
+wxDb    *READONLY_DB;
 
 /*
  * This function will return the exact string(s) from the database engine
  * indicating all error conditions which have just occured during the
- * last call to the database engine.
+ * last call to the database engine for the database connection pointed
+ * to by pDb.
  *
  * This demo uses the returned string by displaying it in a wxMessageBox.  The
  * formatting therefore is not the greatest, but this is just a demo, not a
@@ -94,352 +92,448 @@ wxDB      *READONLY_DB;
  * NOTE: The value returned by this function is for temporary use only and
  *       should be copied for long term use
  */
-char *GetExtendedDBErrorMsg(char *ErrFile, int ErrLine)
+const char *GetExtendedDBErrorMsg(wxDb *pDb, char *ErrFile, int ErrLine)
 {
-       static wxString msg;
-
-       wxString tStr;
-
-       if (ErrFile || ErrLine)
-       {
-               msg += "\n";
-               msg.Append ('-',80);
-               msg += "\nFile: ";
-               msg += ErrFile;
-               msg += "   Line: ";
-               tStr.Printf("%d",ErrLine);
-               msg += tStr.GetData();
-               msg += "\n";
-       }
-
-       msg.Append ('-',80);
-       msg.Append ("\nODBC ERRORS\n");
-       msg.Append ('-',80);
-       msg += "\n";
-       // Scan through each database connection displaying
-       // any ODBC errors that have occured.
-       for (DbList *pDbList = PtrBegDbList; pDbList; pDbList = pDbList->PtrNext)
-       {
-               // Skip over any free connections
-               if (pDbList->Free)
-                       continue;
-               // Display errors for this connection
-               for (int i = 0; i < DB_MAX_ERROR_HISTORY; i++)
-               {
-                       if (pDbList->PtrDb->errorList[i])
-                       {
-                               msg.Append(pDbList->PtrDb->errorList[i]);
-                               if (strcmp(pDbList->PtrDb->errorList[i],"") != 0)
-                                       msg.Append("\n");
-                       }
-               }
-       }
-       msg += "\n";
-
-       return (char*) (const char*) msg;
+    static wxString msg;
+    msg = "";
+
+    wxString tStr;
+
+    if (ErrFile || ErrLine)
+    {
+        msg += "File: ";
+        msg += ErrFile;
+        msg += "   Line: ";
+        tStr.Printf("%d",ErrLine);
+        msg += tStr.c_str();
+        msg += "\n";
+    }
+
+    msg.Append ("\nODBC errors:\n");
+    msg += "\n";
+    
+    // Display errors for this connection
+    int i;
+    for (i = 0; i < DB_MAX_ERROR_HISTORY; i++)
+    {
+        if (pDb->errorList[i])
+        {
+            msg.Append(pDb->errorList[i]);
+            if (wxStrcmp(pDb->errorList[i],"") != 0)
+                msg.Append("\n");
+            // Clear the errmsg buffer so the next error will not
+            // end up showing the previous error that have occurred
+            wxStrcpy(pDb->errorList[i],"");
+        }
+    }
+    msg += "\n";
+
+    return msg.c_str();
 }  // GetExtendedDBErrorMsg
 
 
 bool DatabaseDemoApp::OnInit()
 {
-       // Create the main frame window
-       DemoFrame = new DatabaseDemoFrame(NULL, "wxWindows Database Demo", wxPoint(50, 50), wxSize(537, 480));
-
-       // Give it an icon
-       DemoFrame->SetIcon(wxICON(db));
-
-       // Make a menubar
-       wxMenu *file_menu = new wxMenu;
-       file_menu->Append(FILE_CREATE, "&Create contact table");
-       file_menu->Append(FILE_EXIT, "E&xit");
-
-       wxMenu *edit_menu = new wxMenu;
-       edit_menu->Append(EDIT_PARAMETERS, "&Parameters...");
-
-       wxMenu *about_menu = new wxMenu;
-       about_menu->Append(ABOUT_DEMO, "&About");
-
-       wxMenuBar *menu_bar = new wxMenuBar;
-       menu_bar->Append(file_menu, "&File");
-       menu_bar->Append(edit_menu, "&Edit");
-       menu_bar->Append(about_menu, "&About");
-       DemoFrame->SetMenuBar(menu_bar);
-
-       // Initialize the ODBC Environment for Database Operations
-       if (SQLAllocEnv(&DbConnectInf.Henv) != SQL_SUCCESS)
-       {
-               wxMessageBox("A problem occured while trying to get a connection to the data source","DB CONNECTION ERROR",wxOK | wxICON_EXCLAMATION);
-               return NULL;
-       }
-
-       FILE *paramFile;
-       if ((paramFile = fopen(paramFilename, "r")) == NULL)
-       {
-               wxString tStr;
-               tStr.Printf("Unable to open the parameter file '%s' for reading.\n\nYou must specify the data source, user name, and\npassword that will be used and save those settings.",paramFilename);
-               wxMessageBox(tStr,"File I/O Error...",wxOK | wxICON_EXCLAMATION);
-               DemoFrame->BuildParameterDialog(NULL);
-               if ((paramFile = fopen(paramFilename, "r")) == NULL)
-                       return FALSE;
-       }
-
-       char buffer[1000+1];
-       fgets(buffer, sizeof(params.ODBCSource), paramFile);
-       buffer[strlen(buffer)-1] = '\0';
-       strcpy(params.ODBCSource,buffer);
-
-       fgets(buffer, sizeof(params.UserName), paramFile);
-       buffer[strlen(buffer)-1] = '\0';
-       strcpy(params.UserName,buffer);
-
-       fgets(buffer, sizeof(params.Password), paramFile);
-       buffer[strlen(buffer)-1] = '\0';
-       strcpy(params.Password,buffer);
-
-       fclose(paramFile);
-
-       // Connect to datasource
-       strcpy(DbConnectInf.Dsn,                params.ODBCSource);     // ODBC data source name (created with ODBC Administrator under Win95/NT)
-       strcpy(DbConnectInf.Uid,                params.UserName);               // database username - must already exist in the data source
-       strcpy(DbConnectInf.AuthStr,    params.Password);               // password database username
-       READONLY_DB = GetDbConnection(&DbConnectInf);
-       if (READONLY_DB == 0)
-       {
-               wxMessageBox("Unable to connect to the data source.\n\nCheck the name of your data source to verify it has been correctly entered/spelled.\n\nWith some databases, the user name and password must\nbe created with full rights to the CONTACT table prior to making a connection\n(using tools provided by the database manufacturer)", "DB CONNECTION ERROR...",wxOK | wxICON_EXCLAMATION);
-               DemoFrame->BuildParameterDialog(NULL);
-               strcpy(DbConnectInf.Dsn,                "");
-               strcpy(DbConnectInf.Uid,                "");
-               strcpy(DbConnectInf.AuthStr,    "");
-               wxMessageBox("Now exiting program.\n\nRestart program to try any new settings.","Notice...",wxOK | wxICON_INFORMATION);
-               return(FALSE);
-       }
-
-       DemoFrame->BuildEditorDialog();
-
-       // Show the frame
-       DemoFrame->Show(TRUE);
+    // Create the main frame window
+    DemoFrame = new DatabaseDemoFrame(NULL, "wxWindows Database Demo", wxPoint(50, 50), wxSize(537, 480));
+
+    // Give it an icon
+    DemoFrame->SetIcon(wxICON(db));
+
+    // Make a menubar
+    wxMenu *file_menu = new wxMenu;
+    file_menu->Append(FILE_CREATE, "&Create CONTACT table");
+    file_menu->Append(FILE_RECREATE_TABLE, "&Recreate CONTACT table");
+    file_menu->Append(FILE_RECREATE_INDEXES, "&Recreate CONTACT indexes");
+    file_menu->Append(FILE_EXIT, "E&xit");
+
+    wxMenu *edit_menu = new wxMenu;
+    edit_menu->Append(EDIT_PARAMETERS, "&Parameters...");
+
+    wxMenu *about_menu = new wxMenu;
+    about_menu->Append(ABOUT_DEMO, "&About");
+
+    wxMenuBar *menu_bar = new wxMenuBar;
+    menu_bar->Append(file_menu, "&File");
+    menu_bar->Append(edit_menu, "&Edit");
+    menu_bar->Append(about_menu, "&About");
+    DemoFrame->SetMenuBar(menu_bar);
+
+    // Initialize the ODBC Environment for Database Operations
+    if (SQLAllocEnv(&DbConnectInf.Henv) != SQL_SUCCESS)
+    {
+        wxMessageBox("A problem occured while trying to get a connection to the data source","DB CONNECTION ERROR",wxOK | wxICON_EXCLAMATION);
+        return NULL;
+    }
+
+    params.ODBCSource[0] = 0;
+    params.UserName[0]   = 0;
+    params.Password[0]   = 0;
+    params.DirPath[0]    = 0;
+
+    // Show the frame
+    DemoFrame->Show(TRUE);
+
+    FILE *paramFile;
+    if ((paramFile = fopen(paramFilename, "r")) == NULL)
+    {
+        wxString tStr;
+        tStr.Printf("Unable to open the parameter file '%s' for reading.\n\nYou must specify the data source, user name, and\npassword that will be used and save those settings.",paramFilename);
+        wxMessageBox(tStr,"File I/O Error...",wxOK | wxICON_EXCLAMATION);
+
+        DemoFrame->BuildParameterDialog(NULL);
+        if ((paramFile = fopen(paramFilename, "r")) == NULL)
+            return FALSE;
+    }
+
+    char buffer[1000+1];
+    fgets(buffer, sizeof(params.ODBCSource), paramFile);
+    buffer[wxStrlen(buffer)-1] = '\0';
+    wxStrcpy(params.ODBCSource,buffer);
+
+    fgets(buffer, sizeof(params.UserName), paramFile);
+    buffer[wxStrlen(buffer)-1] = '\0';
+    wxStrcpy(params.UserName,buffer);
+
+    fgets(buffer, sizeof(params.Password), paramFile);
+    buffer[wxStrlen(buffer)-1] = '\0';
+    wxStrcpy(params.Password,buffer);
+
+    fgets(buffer, sizeof(params.DirPath), paramFile);
+    buffer[wxStrlen(buffer)-1] = '\0';
+    wxStrcpy(params.DirPath,buffer);
+
+    fclose(paramFile);
+
+    // Connect to datasource
+    wxStrcpy(DbConnectInf.Dsn,        params.ODBCSource);    // ODBC data source name (created with ODBC Administrator under Win95/NT)
+    wxStrcpy(DbConnectInf.Uid,        params.UserName);      // database username - must already exist in the data source
+    wxStrcpy(DbConnectInf.AuthStr,    params.Password);      // password database username
+    wxStrcpy(DbConnectInf.defaultDir, params.DirPath);       // path where the table exists (needed for dBase)
+
+    READONLY_DB = wxDbGetConnection(&DbConnectInf);
+    if (READONLY_DB == 0)
+    {
+        wxMessageBox("Unable to connect to the data source.\n\nCheck the name of your data source to verify it has been correctly entered/spelled.\n\nWith some databases, the user name and password must\nbe created with full rights to the CONTACT table prior to making a connection\n(using tools provided by the database manufacturer)", "DB CONNECTION ERROR...",wxOK | wxICON_EXCLAMATION);
+        DemoFrame->BuildParameterDialog(NULL);
+        wxStrcpy(DbConnectInf.Dsn,        "");
+        wxStrcpy(DbConnectInf.Uid,        "");
+        wxStrcpy(DbConnectInf.AuthStr,    "");
+        wxMessageBox("Now exiting program.\n\nRestart program to try any new settings.","Notice...",wxOK | wxICON_INFORMATION);
+        return(FALSE);
+    }
+
+    DemoFrame->BuildEditorDialog();
+
+    // Show the frame
+    DemoFrame->Refresh();
 
     return TRUE;
 }  // DatabaseDemoApp::OnInit()
 
+
 BEGIN_EVENT_TABLE(DatabaseDemoFrame, wxFrame)
     EVT_MENU(FILE_CREATE, DatabaseDemoFrame::OnCreate)
+    EVT_MENU(FILE_RECREATE_TABLE, DatabaseDemoFrame::OnRecreateTable)
+    EVT_MENU(FILE_RECREATE_INDEXES, DatabaseDemoFrame::OnRecreateIndexes)
     EVT_MENU(FILE_EXIT, DatabaseDemoFrame::OnExit)
     EVT_MENU(EDIT_PARAMETERS, DatabaseDemoFrame::OnEditParameters)
     EVT_MENU(ABOUT_DEMO, DatabaseDemoFrame::OnAbout)
     EVT_CLOSE(DatabaseDemoFrame::OnCloseWindow)
 END_EVENT_TABLE()
 
+
 // DatabaseDemoFrame constructor
 DatabaseDemoFrame::DatabaseDemoFrame(wxFrame *frame, const wxString& title,
-  const wxPoint& pos, const wxSize& size):
-  wxFrame(frame, -1, title, pos, size)
+                                     const wxPoint& pos, const wxSize& size):
+                                        wxFrame(frame, -1, title, pos, size)
 {
-// Put any code in necessary for initializing the main frame here
-}
+    // Put any code in necessary for initializing the main frame here
+    pEditorDlg = NULL;
+    pParamDlg  = NULL;
+}  // DatabaseDemoFrame constructor
+
 
 void DatabaseDemoFrame::OnCreate(wxCommandEvent& event)
 {
-    CreateDataTable();
-}
+    CreateDataTable(FALSE);
+}  // DatabaseDemoFrame::OnCreate()
+
+
+void DatabaseDemoFrame::OnRecreateTable(wxCommandEvent& event)
+{
+    CreateDataTable(TRUE);
+}  // DatabaseDemoFrame::OnRecreate()
+
+
+void DatabaseDemoFrame::OnRecreateIndexes(wxCommandEvent& event)
+{
+    // Using a new connection to the database so as not to disturb
+    // the current cursors on the table in use in the editor dialog
+    Ccontact *Contact = new Ccontact();
+
+    if (!Contact)
+    {
+        wxEndBusyCursor();
+        wxMessageBox("Error allocating memory for 'Ccontact'object.\n\nTable could not be opened.","Error...",wxOK | wxICON_EXCLAMATION);
+        return;
+    }
+
+    if (!Contact->CreateIndexes())
+    {
+       wxEndBusyCursor();
+       wxString tStr;
+       tStr  = "Error creating CONTACTS indexes.\nNew indexes will be unavailable.\n\n";
+       tStr += GetExtendedDBErrorMsg(Contact->GetDb(),__FILE__,__LINE__);
+       wxMessageBox(tStr,"ODBC Error...",wxOK | wxICON_EXCLAMATION);
+    }
+
+    delete Contact;
+    Contact = NULL;
+}  // DatabaseDemoFrame::OnRecreateIndexes()
 
 void DatabaseDemoFrame::OnExit(wxCommandEvent& event)
 {
-    this->Destroy();
-}
+    Close();
+}  // DatabaseDemoFrame::OnExit()
+
 
 void DatabaseDemoFrame::OnEditParameters(wxCommandEvent& event)
 {
-       if ((pEditorDlg->mode != mCreate) && (pEditorDlg->mode != mEdit))
-               BuildParameterDialog(this);
-       else
-               wxMessageBox("Cannot change database parameters while creating or editing a record","Notice...",wxOK | wxICON_INFORMATION);
-}
+    if ((pEditorDlg->mode != mCreate) && (pEditorDlg->mode != mEdit))
+        BuildParameterDialog(this);
+    else
+        wxMessageBox("Cannot change database parameters while creating or editing a record","Notice...",wxOK | wxICON_INFORMATION);
+}  // DatabaseDemoFrame::OnEditParameters()
+
 
 void DatabaseDemoFrame::OnAbout(wxCommandEvent& event)
 {
-       wxMessageBox("wxWindows sample program for database classes\n\nContributed on 27 July 1998","About...",wxOK | wxICON_INFORMATION);
-}
+    wxMessageBox("wxWindows sample program for database classes\n\nContributed on 27 July 1998","About...",wxOK | wxICON_INFORMATION);
+}  // DatabaseDemoFrame::OnAbout()
+
 
 void DatabaseDemoFrame::OnCloseWindow(wxCloseEvent& event)
 {
-       // Put any additional checking necessary to make certain it is alright
-       // to close the program here that is not done elsewhere
+    // Put any additional checking necessary to make certain it is alright
+    // to close the program here that is not done elsewhere
+
+    // Clean up time
+    if (pEditorDlg && pEditorDlg->Close())
+        pEditorDlg = NULL;
+    else
+    {
+        if (pEditorDlg)
+        {
+            event.Veto();
+            return;
+        }
+    }
+
+    // This function will close all the connections to the database that have been
+    // previously cached.
+    wxDbCloseConnections();
+
+    // Cleans up the environment space allocated for the SQL/ODBC connection handle
+    SQLFreeEnv(DbConnectInf.Henv);
 
     this->Destroy();
-}  // DatabaseDemoFrame::OnClose()
+
+}  // DatabaseDemoFrame::OnCloseWindow()
 
 
-void DatabaseDemoFrame::CreateDataTable()
+void DatabaseDemoFrame::CreateDataTable(bool recreate)
 {
-       bool Ok = (wxMessageBox("Any data currently residing in the table will be erased.\n\nAre you sure?","Confirm",wxYES_NO|wxICON_QUESTION) == wxYES);
-
-       if (!Ok)
-               return;
-
-       wxBeginBusyCursor();
-
-       bool success = TRUE;
-
-       Ccontact *Contact = new Ccontact();
-       if (!Contact)
-       {
-               wxEndBusyCursor();
-               wxMessageBox("Error allocating memory for 'Ccontact'object.\n\nTable was not created.","Error...",wxOK | wxICON_EXCLAMATION);
-               return;
-       }
-
-       if (!Contact->CreateTable())
-       {
-               wxEndBusyCursor();
-               wxString tStr;
-               tStr  = "Error creating CONTACTS table.\nTable was not created.\n\n";
-               tStr += GetExtendedDBErrorMsg(__FILE__,__LINE__);
-               wxMessageBox(tStr,"ODBC Error...",wxOK | wxICON_EXCLAMATION);
-               success = FALSE;
-       }
-       else
-       {
-               if (!Contact->CreateIndexes())
-               {
-                       wxEndBusyCursor();
-                       wxString tStr;
-                       tStr  = "Error creating CONTACTS indexes.\nIndexes will be unavailable.\n\n";
-                       tStr += GetExtendedDBErrorMsg(__FILE__,__LINE__);
-                       wxMessageBox(tStr,"ODBC Error...",wxOK | wxICON_EXCLAMATION);
-                       success = FALSE;
-               }
-       }
-       wxEndBusyCursor();
-
-       delete Contact;
-
-       if (success)
-               wxMessageBox("Table and index(es) were successfully created.","Notice...",wxOK | wxICON_INFORMATION);
+    bool Ok = TRUE;
+    if (recreate)
+       Ok = (wxMessageBox("Any data currently residing in the table will be erased.\n\nAre you sure?","Confirm",wxYES_NO|wxICON_QUESTION) == wxYES);
+
+    if (!Ok)
+        return;
+
+    wxBeginBusyCursor();
+
+    bool success = TRUE;
+
+    Ccontact *Contact = new Ccontact();
+    if (!Contact)
+    {
+        wxEndBusyCursor();
+        wxMessageBox("Error allocating memory for 'Ccontact'object.\n\nTable was not created.","Error...",wxOK | wxICON_EXCLAMATION);
+        return;
+    }
+
+    if (!Contact->CreateTable(recreate))
+    {
+        wxEndBusyCursor();
+        wxString tStr;
+        tStr  = "Error creating CONTACTS table.\nTable was not created.\n\n";
+        tStr += GetExtendedDBErrorMsg(Contact->GetDb(),__FILE__,__LINE__);
+        wxMessageBox(tStr,"ODBC Error...",wxOK | wxICON_EXCLAMATION);
+        success = FALSE;
+    }
+    else
+    {
+        if (!Contact->CreateIndexes())
+        {
+            wxEndBusyCursor();
+            wxString tStr;
+            tStr  = "Error creating CONTACTS indexes.\nIndexes will be unavailable.\n\n";
+            tStr += GetExtendedDBErrorMsg(Contact->GetDb(),__FILE__,__LINE__);
+            wxMessageBox(tStr,"ODBC Error...",wxOK | wxICON_EXCLAMATION);
+            success = FALSE;
+        }
+    }
+    while (wxIsBusy())
+        wxEndBusyCursor();
+
+    delete Contact;
+     Contact = NULL;
+
+    if (success)
+        wxMessageBox("Table and index(es) were successfully created.","Notice...",wxOK | wxICON_INFORMATION);
 }  // DatabaseDemoFrame::CreateDataTable()
 
 
 void DatabaseDemoFrame::BuildEditorDialog()
 {
-       pEditorDlg = new CeditorDlg(this);
-       if (!pEditorDlg)
-               wxMessageBox("Unable to create the editor dialog for some reason","Error...",wxOK | wxICON_EXCLAMATION);
+    pEditorDlg = NULL;
+    pEditorDlg = new CeditorDlg(this);
+    if (pEditorDlg)
+    {
+        pEditorDlg->Initialize();
+        if (!pEditorDlg->initialized)
+        {
+            pEditorDlg->Close();
+            delete pEditorDlg;
+            wxMessageBox("Unable to initialize the editor dialog for some reason","Error...",wxOK | wxICON_EXCLAMATION);
+            DemoFrame->Close();
+        }
+    } 
+    else
+    {
+        wxMessageBox("Unable to create the editor dialog for some reason","Error...",wxOK | wxICON_EXCLAMATION);
+        DemoFrame->Close();
+    }
 }  // DatabaseDemoFrame::BuildEditorDialog()
 
 
 void DatabaseDemoFrame::BuildParameterDialog(wxWindow *parent)
 {
-       pParamDlg = new CparameterDlg(parent);
+    pParamDlg = new CparameterDlg(parent);
 
-       if (!pParamDlg)
-               wxMessageBox("Unable to create the parameter dialog for some reason","Error...",wxOK | wxICON_EXCLAMATION);
+    if (!pParamDlg)
+        wxMessageBox("Unable to create the parameter dialog for some reason","Error...",wxOK | wxICON_EXCLAMATION);
 }  // DatabaseDemoFrame::BuildParameterDialog()
 
 
 /*
- * Constructor note: If no wxDB object is passed in, a new connection to the database
+ * Constructor note: If no wxDb object is passed in, a new connection to the database
  *     is created for this instance of Ccontact.  This can be a slow process depending
  *     on the database engine being used, and some database engines have a limit on the
  *     number of connections (either hard limits, or license restricted) so care should 
  *     be used to use as few connections as is necessary.  
- * IMPORTANT: Objects which share a wxDB pointer are ALL acted upon whenever a member 
+ *
+ * IMPORTANT: Objects which share a wxDb pointer are ALL acted upon whenever a member 
  *     function of pDb is called (i.e. CommitTrans() or RollbackTrans(), so if modifying 
  *     or creating a table objects which use the same pDb, know that all the objects
  *     will be committed or rolled back when any of the objects has this function call made.
  */
-Ccontact::Ccontact (wxDB *pwxDB) : wxTable(pwxDB ? pwxDB : GetDbConnection(&DbConnectInf),CONTACT_TABLE_NAME,CONTACT_NO_COLS)
+Ccontact::Ccontact (wxDb *pwxDb) : wxDbTable(pwxDb ? pwxDb : wxDbGetConnection(&DbConnectInf),CONTACT_TABLE_NAME,CONTACT_NO_COLS,NULL,!wxDB_QUERY_ONLY,DbConnectInf.defaultDir)
 {
-       // This is used to represent whether the database connection should be released
-       // when this instance of the object is deleted.  If using the same connection
-       // for multiple instance of database objects, then the connection should only be 
-       // released when the last database instance using the connection is deleted
-       freeDbConn = !pwxDB;
-       
-       SetupColumns();
+    // This is used to represent whether the database connection should be released
+    // when this instance of the object is deleted.  If using the same connection
+    // for multiple instance of database objects, then the connection should only be 
+    // released when the last database instance using the connection is deleted
+    freeDbConn = !pwxDb;
+    
+    SetupColumns();
 
 }  // Ccontact Constructor
 
 
 void Ccontact::Initialize()
 {
-       Name[0]                                 = 0;
-       Addr1[0]                                        = 0;
-       Addr2[0]                                        = 0;
-       City[0]                                 = 0;
-       State[0]                                        = 0;
-       PostalCode[0]                   = 0;
-       Country[0]                              = 0;
-       JoinDate.year                   = 1980;
-       JoinDate.month                  = 1;
-       JoinDate.day                    = 1;
-       JoinDate.hour                   = 0;
-       JoinDate.minute         = 0;
-       JoinDate.second         = 0;
-       JoinDate.fraction               = 0;
-       NativeLanguage                  = langENGLISH;
-       IsDeveloper                             = FALSE;
-       Contributions                   = 0;
-       LinesOfCode                             = 0L;
+    Name[0]            = 0;
+    Addr1[0]           = 0;
+    Addr2[0]           = 0;
+    City[0]            = 0;
+    State[0]           = 0;
+    PostalCode[0]      = 0;
+    Country[0]         = 0;
+    JoinDate.year      = 1980;
+    JoinDate.month     = 1;
+    JoinDate.day       = 1;
+    JoinDate.hour      = 0;
+    JoinDate.minute    = 0;
+    JoinDate.second    = 0;
+    JoinDate.fraction  = 0;
+    NativeLanguage     = langENGLISH;
+    IsDeveloper        = FALSE;
+    Contributions      = 0;
+    LinesOfCode        = 0L;
 }  // Ccontact::Initialize
 
 
 Ccontact::~Ccontact()
 {
-       if (freeDbConn)
-       {
-               if (!FreeDbConnection(pDb))
-               {
-                       wxString tStr;
-                       tStr  = "Unable to Free the Ccontact data table handle\n\n";
-                       tStr += GetExtendedDBErrorMsg(__FILE__,__LINE__);
-                       wxMessageBox(tStr,"ODBC Error...",wxOK | wxICON_EXCLAMATION);
-               }
-       }
+    if (freeDbConn)
+    {
+        if (!wxDbFreeConnection(GetDb()))
+        {
+            wxString tStr;
+            tStr  = "Unable to Free the Ccontact data table handle\n\n";
+            tStr += GetExtendedDBErrorMsg(GetDb(),__FILE__,__LINE__);
+            wxMessageBox(tStr,"ODBC Error...",wxOK | wxICON_EXCLAMATION);
+        }
+    }
 }  // Ccontract destructor
 
 
 /*
- * Handles setting up all the connections for the interface from the wxTable
+ * Handles setting up all the connections for the interface from the wxDbTable
  * functions to interface to the data structure used to store records in 
  * memory, and for all the column definitions that define the table structure
  */
 void Ccontact::SetupColumns()
 {
-       SetColDefs ( 0,"NAME",                                  DB_DATA_TYPE_VARCHAR,    Name,                                  SQL_C_CHAR,                     sizeof(Name),                           TRUE, TRUE);  // Primary index
-       SetColDefs ( 1,"ADDRESS1",                              DB_DATA_TYPE_VARCHAR,    Addr1,                                 SQL_C_CHAR,                     sizeof(Addr1),                          FALSE,TRUE);
-       SetColDefs ( 2,"ADDRESS2",                              DB_DATA_TYPE_VARCHAR,    Addr2,                                 SQL_C_CHAR,                     sizeof(Addr2),                          FALSE,TRUE);
-       SetColDefs ( 3,"CITY",                                  DB_DATA_TYPE_VARCHAR,    City,                                  SQL_C_CHAR,                     sizeof(City),                           FALSE,TRUE);
-       SetColDefs ( 4,"STATE",                                 DB_DATA_TYPE_VARCHAR,    State,                                 SQL_C_CHAR,                     sizeof(State),                          FALSE,TRUE);
-       SetColDefs ( 5,"POSTAL_CODE",                   DB_DATA_TYPE_VARCHAR,    PostalCode,                    SQL_C_CHAR,                     sizeof(PostalCode),             FALSE,TRUE);
-       SetColDefs ( 6,"COUNTRY",                               DB_DATA_TYPE_VARCHAR,    Country,                               SQL_C_CHAR,                     sizeof(Country),                        FALSE,TRUE);
-       SetColDefs ( 7,"JOIN_DATE",                     DB_DATA_TYPE_DATE,              &JoinDate,                              SQL_C_TIMESTAMP,        sizeof(JoinDate),                       FALSE,TRUE);
-       SetColDefs ( 8,"NATIVE_LANGUAGE",       DB_DATA_TYPE_INTEGER,   &NativeLanguage,                SQL_C_ENUM,                     sizeof(NativeLanguage), FALSE,TRUE);
-       SetColDefs ( 9,"IS_DEVELOPER",          DB_DATA_TYPE_INTEGER,   &IsDeveloper,                   SQL_C_BOOLEAN,          sizeof(bool),                           FALSE,TRUE);
-       SetColDefs (10,"CONTRIBUTIONS",         DB_DATA_TYPE_INTEGER,   &Contributions,         SQL_C_USHORT,           sizeof(Contributions),  FALSE,TRUE);
-       SetColDefs (11,"LINES_OF_CODE",         DB_DATA_TYPE_INTEGER,   &LinesOfCode,                   SQL_C_ULONG,            sizeof(LinesOfCode),            FALSE,TRUE);
+    // NOTE: Columns now are 8 character names, as that is all dBase can support.  Longer
+    //       names can be used for other database engines
+    SetColDefs ( 0,"NAME",       DB_DATA_TYPE_VARCHAR,     Name,           SQL_C_CHAR,                 sizeof(Name),           TRUE, TRUE);  // Primary index
+    SetColDefs ( 1,"ADDRESS1",   DB_DATA_TYPE_VARCHAR,     Addr1,          SQL_C_CHAR,                 sizeof(Addr1),          FALSE,TRUE);
+    SetColDefs ( 2,"ADDRESS2",   DB_DATA_TYPE_VARCHAR,     Addr2,          SQL_C_CHAR,                 sizeof(Addr2),          FALSE,TRUE);
+    SetColDefs ( 3,"CITY",       DB_DATA_TYPE_VARCHAR,     City,           SQL_C_CHAR,                 sizeof(City),           FALSE,TRUE);
+    SetColDefs ( 4,"STATE",      DB_DATA_TYPE_VARCHAR,     State,          SQL_C_CHAR,                 sizeof(State),          FALSE,TRUE);
+    SetColDefs ( 5,"POSTCODE",   DB_DATA_TYPE_VARCHAR,     PostalCode,     SQL_C_CHAR,                 sizeof(PostalCode),     FALSE,TRUE);
+    SetColDefs ( 6,"COUNTRY",    DB_DATA_TYPE_VARCHAR,     Country,        SQL_C_CHAR,                 sizeof(Country),        FALSE,TRUE);
+    SetColDefs ( 7,"JOINDATE",   DB_DATA_TYPE_DATE,       &JoinDate,       SQL_C_TIMESTAMP,            sizeof(JoinDate),       FALSE,TRUE);
+    SetColDefs ( 8,"IS_DEV",     DB_DATA_TYPE_INTEGER,    &IsDeveloper,    SQL_C_BOOLEAN(IsDeveloper), sizeof(IsDeveloper),    FALSE,TRUE);
+    SetColDefs ( 9,"CONTRIBS",   DB_DATA_TYPE_INTEGER,    &Contributions,  SQL_C_USHORT,               sizeof(Contributions),  FALSE,TRUE);
+    SetColDefs (10,"LINE_CNT",   DB_DATA_TYPE_INTEGER,    &LinesOfCode,    SQL_C_ULONG,                sizeof(LinesOfCode),    FALSE,TRUE);
+    SetColDefs (11,"LANGUAGE",   DB_DATA_TYPE_INTEGER,    &NativeLanguage, SQL_C_ENUM,                 sizeof(NativeLanguage), FALSE,TRUE);
 }  // Ccontact::SetupColumns
 
 
 bool Ccontact::CreateIndexes(void)
 {
-       // This index could easily be accomplished with an "orderBy" clause, 
-       // but is done to show how to construct a non-primary index.
-       wxString        indexName;
-       CidxDef idxDef[2];
+    // This index could easily be accomplished with an "orderBy" clause, 
+    // but is done to show how to construct a non-primary index.
+    wxString    indexName;
+    wxDbIdxDef  idxDef[2];
 
-       bool            Ok = TRUE;
+    bool        Ok = TRUE;
 
-       strcpy(idxDef[0].ColName, "IS_DEVELOPER");
-       idxDef[0].Ascending = TRUE;
+    wxStrcpy(idxDef[0].ColName, "IS_DEV");
+    idxDef[0].Ascending = TRUE;
 
-       strcpy(idxDef[1].ColName, "NAME");
-       idxDef[1].Ascending = TRUE;
+    wxStrcpy(idxDef[1].ColName, "NAME");
+    idxDef[1].Ascending = TRUE;
 
-       indexName = CONTACT_TABLE_NAME;
-       indexName += "_IDX1";
-       Ok = CreateIndex((char*) (const char*) indexName, TRUE, 2, idxDef);
+    indexName = GetTableName();
+    indexName += "_IDX1";
+    Ok = CreateIndex(indexName.c_str(), TRUE, 2, idxDef);
 
-       return Ok;
+    return Ok;
 }  // Ccontact::CreateIndexes()
 
 
@@ -450,15 +544,15 @@ bool Ccontact::CreateIndexes(void)
  */
 bool Ccontact::FetchByName(char *name)
 {
-       whereStr.Printf("NAME = '%s'",name);
-       where = (char*) (const char*) this->whereStr;
-       orderBy = 0;
+    whereStr.Printf("NAME = '%s'",name);
+    SetWhereClause(whereStr.c_str());
+    SetOrderByClause("");
 
-       if (!Query())
-               return(FALSE);
+    if (!Query())
+        return(FALSE);
 
-       // Fetch the record
-       return(GetNext());
+    // Fetch the record
+    return(GetNext());
 
 }  // Ccontact::FetchByName()
 
@@ -481,542 +575,568 @@ bool Ccontact::FetchByName(char *name)
  
 BEGIN_EVENT_TABLE(CeditorDlg, wxPanel)
     EVT_BUTTON(-1,  CeditorDlg::OnButton)
+    EVT_CLOSE(CeditorDlg::OnCloseWindow)
 END_EVENT_TABLE()
  
-CeditorDlg::CeditorDlg(wxWindow *parent) : wxPanel (parent, 1, 1, 460, 455)
+CeditorDlg::CeditorDlg(wxWindow *parent) : wxPanel (parent, 0, 0, 537, 480)
 {
-       // Since the ::OnCommand() function is overridden, this prevents the widget
-       // detection in ::OnCommand() until all widgets have been initialized to prevent
-       // uninitialized pointers from crashing the program
-       widgetPtrsSet = FALSE;
-
-       // Create the data structure and a new database connection.  
-       // (As there is not a pDb being passed in the constructor, a new database 
-       // connection is created)
-       Contact = new Ccontact();
-
-       if (!Contact)
-       {
-               wxMessageBox("Unable to instantiate an instance of Ccontact","Error...",wxOK | wxICON_EXCLAMATION);
-               return;
-       }
-
-       // Check if the table exists or not.  If it doesn't, ask the user if they want to 
-       // create the table.  Continue trying to create the table until it exists, or user aborts
-       while (!Contact->pDb->TableExists((char *)CONTACT_TABLE_NAME))
-       {
-               wxString tStr;
-               tStr.Printf("Unable to open the table '%s'.\n\nTable may need to be created...?\n\n",CONTACT_TABLE_NAME);
-               tStr += GetExtendedDBErrorMsg(__FILE__,__LINE__);
-               wxMessageBox(tStr,"ODBC Error...",wxOK | wxICON_EXCLAMATION);
-
-               bool createTable = (wxMessageBox("Do you wish to try to create/clear the CONTACTS table?","Confirm",wxYES_NO|wxICON_QUESTION) == wxYES);
-
-               if (!createTable)
-               {
-                       delete Contact;
-                       Close();
-                       DemoFrame->Close();
-                       return;
-               }
-               else
-                       DemoFrame->CreateDataTable();
-       }
-
-       // Tables must be "opened" before anything other than creating/deleting table can be done
-       if (!Contact->Open())
-       {
-               // Table does exist, there was some problem opening it.  Currently this should
-               // never fail, except in the case of the table not exisiting.  Open() basically
-               // only sets up variable/pointer values, other than checking for table existence.
-               if (Contact->pDb->TableExists((char *)CONTACT_TABLE_NAME))
-               {
-                       wxString tStr;
-                       tStr.Printf("Unable to open the table '%s'.\n\n",CONTACT_TABLE_NAME);
-                       tStr += GetExtendedDBErrorMsg(__FILE__,__LINE__);
-                       wxMessageBox(tStr,"ODBC Error...",wxOK | wxICON_EXCLAMATION);
-                       delete Contact;
-                       Close();
-                       DemoFrame->Close();
-                       return;
-               }
-       }
-
-       // Build the dialog
-
-       wxStaticBox *FunctionGrp                = new wxStaticBox(this, EDITOR_DIALOG_FN_GROUP, "",  wxPoint(15, 1), wxSize(497,  69), 0, "FunctionGrp");
-       wxStaticBox *SearchGrp          = new wxStaticBox(this, EDITOR_DIALOG_SEARCH_GROUP, "", wxPoint(417, 1), wxSize(95, 242), 0, "SearchGrp");
-
-       pCreateBtn              = new wxButton(this, EDITOR_DIALOG_CREATE, "&Create",  wxPoint(25,  21), wxSize(70, 35), 0, wxDefaultValidator, "CreateBtn");
-       pEditBtn                        = new wxButton(this, EDITOR_DIALOG_EDIT, "&Edit",       wxPoint(102,  21), wxSize(70, 35), 0, wxDefaultValidator, "EditBtn");
-       pDeleteBtn              = new wxButton(this, EDITOR_DIALOG_DELETE, "&Delete",   wxPoint(179,  21), wxSize(70, 35), 0, wxDefaultValidator, "DeleteBtn");
-       pCopyBtn                        = new wxButton(this, EDITOR_DIALOG_COPY, "Cop&y",       wxPoint(256,  21), wxSize(70, 35), 0, wxDefaultValidator, "CopyBtn");
-       pSaveBtn                        = new wxButton(this, EDITOR_DIALOG_SAVE, "&Save",       wxPoint(333,  21), wxSize(70, 35), 0, wxDefaultValidator, "SaveBtn");
-       pCancelBtn              = new wxButton(this, EDITOR_DIALOG_CANCEL, "C&ancel",   wxPoint(430,  21), wxSize(70, 35), 0, wxDefaultValidator, "CancelBtn");
-
-       pPrevBtn                        = new wxButton(this, EDITOR_DIALOG_PREV, "<< &Prev", wxPoint(430,  81), wxSize(70, 35), 0, wxDefaultValidator, "PrevBtn");
-       pNextBtn                        = new wxButton(this, EDITOR_DIALOG_NEXT, "&Next >>", wxPoint(430, 121), wxSize(70, 35), 0, wxDefaultValidator, "NextBtn");
-       pQueryBtn               = new wxButton(this, EDITOR_DIALOG_QUERY, "&Query",     wxPoint(430, 161), wxSize(70, 35), 0, wxDefaultValidator, "QueryBtn");
-       pResetBtn               = new wxButton(this, EDITOR_DIALOG_RESET, "&Reset",     wxPoint(430, 200), wxSize(70, 35), 0, wxDefaultValidator, "ResetBtn");
-
-       pNameMsg                        = new wxStaticText(this, EDITOR_DIALOG_NAME_MSG, "Name:", wxPoint(17, 80), wxSize(-1, -1), 0, "NameMsg");
-       pNameTxt                        = new wxTextCtrl(this, EDITOR_DIALOG_NAME_TEXT, "", wxPoint(17, 97), wxSize(308, 25), 0, wxDefaultValidator, "NameTxt");
-       pNameListBtn    = new wxButton(this, EDITOR_DIALOG_LOOKUP, "&Lookup",   wxPoint(333, 99), wxSize(70, 24), 0, wxDefaultValidator, "LookupBtn");
-
-       pAddress1Msg    = new wxStaticText(this, EDITOR_DIALOG_ADDRESS1_MSG, "Address:", wxPoint(17, 130), wxSize(-1, -1), 0, "Address1Msg");
-       pAddress1Txt    = new wxTextCtrl(this, EDITOR_DIALOG_ADDRESS2_TEXT, "", wxPoint(17, 147), wxSize(308, 25), 0, wxDefaultValidator, "Address1Txt");
-
-       pAddress2Msg    = new wxStaticText(this, EDITOR_DIALOG_ADDRESS2_MSG, "Address:", wxPoint(17, 180), wxSize(-1, -1), 0, "Address2Msg");
-       pAddress2Txt    = new wxTextCtrl(this, EDITOR_DIALOG_ADDRESS2_TEXT, "", wxPoint(17, 197), wxSize(308, 25), 0, wxDefaultValidator, "Address2Txt");
-
-       pCityMsg                        = new wxStaticText(this, EDITOR_DIALOG_CITY_MSG, "City:", wxPoint(17, 230), wxSize(-1, -1), 0, "CityMsg");
-       pCityTxt                        = new wxTextCtrl(this, EDITOR_DIALOG_CITY_TEXT, "", wxPoint(17, 247), wxSize(225, 25), 0, wxDefaultValidator, "CityTxt");
-
-       pStateMsg               = new wxStaticText(this, EDITOR_DIALOG_STATE_MSG, "State:", wxPoint(250, 230), wxSize(-1, -1), 0, "StateMsg");
-       pStateTxt               = new wxTextCtrl(this, EDITOR_DIALOG_STATE_TEXT, "", wxPoint(250, 247), wxSize(153, 25), 0, wxDefaultValidator, "StateTxt");
-
-       pCountryMsg             = new wxStaticText(this, EDITOR_DIALOG_COUNTRY_MSG, "Country:", wxPoint(17, 280), wxSize(-1, -1), 0, "CountryMsg");
-       pCountryTxt             = new wxTextCtrl(this, EDITOR_DIALOG_COUNTRY_TEXT, "", wxPoint(17, 297), wxSize(225, 25), 0, wxDefaultValidator, "CountryTxt");
-
-       pPostalCodeMsg  = new wxStaticText(this, EDITOR_DIALOG_POSTAL_MSG, "Postal Code:", wxPoint(250, 280), wxSize(-1, -1), 0, "PostalCodeMsg");
-       pPostalCodeTxt  = new wxTextCtrl(this, EDITOR_DIALOG_POSTAL_TEXT, "", wxPoint(250, 297), wxSize(153, 25), 0, wxDefaultValidator, "PostalCodeTxt");
-
-       wxString choice_strings[5];
-       choice_strings[0] = "English";
-       choice_strings[1] = "French";
-       choice_strings[2] = "German";
-       choice_strings[3] = "Spanish";
-       choice_strings[4] = "Other";
-       pNativeLangChoice = new wxChoice(this, EDITOR_DIALOG_LANG_CHOICE, wxPoint(17, 346), wxSize(277, -1), 5, choice_strings);
-       pNativeLangMsg    = new wxStaticText(this, EDITOR_DIALOG_LANG_MSG, "Native language:", wxPoint(17, 330), wxSize(-1, -1), 0, "NativeLangMsg");
-
-       wxString radio_strings[2];
-       radio_strings[0]        = "No";
-       radio_strings[1]        = "Yes";
-       pDeveloperRadio = new wxRadioBox(this,EDITOR_DIALOG_DEVELOPER,"Developer:",wxPoint(303,330),wxSize(-1,-1),2,radio_strings,2,wxHORIZONTAL);
-
-       pJoinDateMsg            = new wxStaticText(this, EDITOR_DIALOG_JOIN_MSG, "Date joined:", wxPoint(17, 380), wxSize(-1, -1), 0, "JoinDateMsg");
-       pJoinDateTxt            = new wxTextCtrl(this, EDITOR_DIALOG_JOIN_TEXT, "", wxPoint(17, 397), wxSize(150, 25), 0, wxDefaultValidator, "JoinDateTxt");
-
-       pContribMsg                     = new wxStaticText(this, EDITOR_DIALOG_CONTRIB_MSG, "Contributions:", wxPoint(175, 380), wxSize(-1, -1), 0, "ContribMsg");
-       pContribTxt                     = new wxTextCtrl(this, EDITOR_DIALOG_CONTRIB_TEXT, "", wxPoint(175, 397), wxSize(120, 25), 0, wxDefaultValidator, "ContribTxt");
-
-       pLinesMsg                       = new wxStaticText(this, EDITOR_DIALOG_LINES_MSG, "Lines of code:", wxPoint(303, 380), wxSize(-1, -1), 0, "LinesMsg");
-       pLinesTxt                       = new wxTextCtrl(this, EDITOR_DIALOG_LINES_TEXT, "", wxPoint(303, 397), wxSize(100, 25), 0, wxDefaultValidator, "LinesTxt");
-
-       // Now that all the widgets on the panel are created, its safe to allow ::OnCommand() to 
-       // handle all widget processing
-       widgetPtrsSet = TRUE;
-
-       // Setup the orderBy and where clauses to return back a single record as the result set, 
-       // as there will only be one record being shown on the dialog at a time, this optimizes
-       // network traffic by only returning a one row result
-       
-       Contact->orderBy = "NAME";  // field name to sort by
-
-       // The wxString "whereStr" is not a member of the wxTable object, it is a member variable
-       // specifically in the Ccontact class.  It is used here for simpler construction of a varying
-       // length string, and then after the string is built, the wxTable member variable "where" is
-       // assigned the pointer to the constructed string.
-       //
-       // The constructed where clause below has a sub-query within it "SELECT MIN(NAME) FROM %s" 
-       // to achieve a single row (in this case the first name in alphabetical order).
-       
-       Contact->whereStr.Printf("NAME = 'Robert'",Contact->tableName);
-/*
-       Contact->whereStr.Printf("NAME = (SELECT MIN(NAME) FROM %s)",Contact->tableName);
-*/
-       
-       // NOTE: (const char*) returns a pointer which may not be valid later, so this is short term use only
-       Contact->where = (char*) (const char*) Contact->whereStr;
-
-       // Perform the Query to get the result set.  
-       // NOTE: If there are no rows returned, that is a valid result, so Query() would return TRUE.  
-       //       Only if there is a database error will Query() come back as FALSE
-       if (!Contact->Query())
-       {
-               wxString tStr;
-               tStr  = "ODBC error during Query()\n\n";
-               tStr += GetExtendedDBErrorMsg(__FILE__,__LINE__);
-               wxMessageBox(tStr,"ODBC Error...",wxOK | wxICON_EXCLAMATION);
-               GetParent()->Close();
-               return;
-       }
-
-       // Since Query succeeded, now get the row that was returned
-       if (!Contact->GetNext())
-               // If the GetNext() failed at this point, then there are no rows to retrieve, 
-               // so clear the values in the members of "Contact" so that PutData() blanks the 
-               // widgets on the dialog
-               Contact->Initialize();
-
-       SetMode(mView);
-       PutData();
-
-       Show(TRUE);
+    // Since the ::OnCommand() function is overridden, this prevents the widget
+    // detection in ::OnCommand() until all widgets have been initialized to prevent
+    // uninitialized pointers from crashing the program
+    widgetPtrsSet = FALSE;
+
+    initialized = FALSE;
+
+    Contact = NULL;
+
+    Show(FALSE);
 }  // CeditorDlg constructor
 
 
-bool CeditorDlg::OnClose()
+void CeditorDlg::OnCloseWindow(wxCloseEvent& event)
 {
-       // Clean up time
-       if ((mode != mCreate) && (mode != mEdit))
-       {
-               if (Contact)
-                       delete Contact;
-               return TRUE;
-       }
-       else
-       {
-               wxMessageBox("Must finish processing the current record being created/modified before exiting","Notice...",wxOK | wxICON_INFORMATION);
-               return FALSE;
-       }
-}  // CeditorDlg::OnClose()
-
-
-void CeditorDlg::OnButton( wxCommandEvent &event )
+    // Clean up time
+    if ((mode != mCreate) && (mode != mEdit))
+    {
+        if (Contact)
+        {
+            delete Contact;
+            Contact = NULL;
+        }
+        this->Destroy();
+    }
+    else
+    {
+        wxMessageBox("Must finish processing the current record being created/modified before exiting","Notice...",wxOK | wxICON_INFORMATION);
+        event.Veto();
+    }
+}  // CeditorDlg::OnCloseWindow()
+
+
+void CeditorDlg::OnButton(wxCommandEvent &event)
 {
-  wxWindow *win = (wxWindow*) event.GetEventObject();
-  OnCommand( *win, event );
-}
+    wxWindow *win = (wxWindow*) event.GetEventObject();
+    OnCommand( *win, event );
+}  // CeditorDlg::OnButton()
+
 
 void CeditorDlg::OnCommand(wxWindow& win, wxCommandEvent& event)
 {
-       wxString widgetName;
-       
-       widgetName = win.GetName();
-
-       if (!widgetPtrsSet)
-               return;
-
-       if (widgetName == pCreateBtn->GetName())
-       {
-               Contact->Initialize();
-               PutData();
-               SetMode( mCreate );
-               pNameTxt->SetValue("");
-               pNameTxt->SetFocus();
-               return;
-       }
-
-       if (widgetName == pEditBtn->GetName())
-       {
-               saveName = Contact->Name;
-               SetMode( mEdit );
-               pNameTxt->SetFocus();
-               return;
-       }
-
-       if (widgetName == pCopyBtn->GetName())
-       {
-               SetMode(mCreate);
-               pNameTxt->SetValue("");
-               pNameTxt->SetFocus();
-               return;
-       }
-
-       if (widgetName == pDeleteBtn->GetName())
-       {
-               bool Ok = (wxMessageBox("Are you sure?","Confirm",wxYES_NO|wxICON_QUESTION) == wxYES);
-
-               if (!Ok)
-                       return;
-
-               if (Ok && Contact->Delete())
-               {
-                       // NOTE: Deletions are not finalized until a CommitTrans() is performed.  
-                       //       If the commit were not performed, the program will continue to 
-                       //       show the table contents as if they were deleted until this instance
-                       //       of Ccontact is deleted.  If the Commit wasn't performed, the 
-                       //       database will automatically Rollback the changes when the database
-                       //       connection is terminated
-                       Contact->pDb->CommitTrans();
-
-                       // Try to get the row that followed the just deleted row in the orderBy sequence
-                       if (!GetNextRec())
-                       {
-                               // There was now row (in sequence) after the just deleted row, so get the
-                               // row which preceded the just deleted row
-                               if (!GetPrevRec())
-                               {
-                                       // There are now no rows remaining, so clear the dialog widgets
-                                       Contact->Initialize();
-                                       PutData();
-                               }
-                       }
-                       SetMode(mode);    // force reset of button enable/disable
-               }
-               else
-                       // Delete failed
-                       Contact->pDb->RollbackTrans();
-
-               SetMode(mView);
-               return;
-       }
-
-       if (widgetName == pSaveBtn->GetName())
-       {
-               Save();
-               return;
-       }
-
-       if (widgetName == pCancelBtn->GetName())
-       {
-               bool Ok = (wxMessageBox("Are you sure?","Confirm",wxYES_NO|wxICON_QUESTION) == wxYES);
-
-               if (!Ok)
-                       return;
-
-               if (!strcmp((const char*) saveName,""))
-               {
-                       Contact->Initialize();
-                       PutData();
-                       SetMode(mView);
-                       return;
-               }
-               else
-               {
-                       // Requery previous record
-                       if (Contact->FetchByName((char*) (const char*) saveName))
-                       {
-                               PutData();
-                               SetMode(mView);
-                               return;
-                       }
-               }
-
-               // Previous record not available, retrieve first record in table
-               Contact->whereStr  = "NAME = 'Robert' ";
-/*
-               Contact->whereStr  = "NAME = (SELECT MIN(NAME) FROM ";
-               Contact->whereStr += Contact->tableName;
-               Contact->whereStr += ")";
-*/
-               Contact->where = (char*) (const char*) Contact->whereStr;
-               if (!Contact->Query())
-               {
-                       wxString tStr;
-                       tStr  = "ODBC error during Query()\n\n";
-                       tStr += GetExtendedDBErrorMsg(__FILE__,__LINE__);
-                       wxMessageBox(tStr,"ODBC Error...",wxOK | wxICON_EXCLAMATION);
-                       SetMode(mView);
-                       return;
-               }
-               if (Contact->GetNext())  // Successfully read first record
-               {
-                       PutData();
-                       SetMode(mView);
-                       return;
-               }
-               // No contacts are available, clear dialog
-               Contact->Initialize();
-               PutData();
-               SetMode(mView);
-               return;
-       }  // Cancel Button
-
-       if (widgetName == pPrevBtn->GetName())
-       {
-               if (!GetPrevRec())
-                       wxBell();
-               return;
-       }  // Prev Button
-
-       if (widgetName == pNextBtn->GetName())
-       {
-               if (!GetNextRec())
-                       wxBell();
-               return;
-       }  // Next Button
-
-       if (widgetName == pQueryBtn->GetName())
-       {
-               // Display the query dialog box
-               char qryWhere[DB_MAX_WHERE_CLAUSE_LEN+1];
-               strcpy(qryWhere, (const char*) Contact->qryWhereStr);
-               char *tblName[] = {(char *)CONTACT_TABLE_NAME, 0};
-               new CqueryDlg(GetParent(), Contact->pDb, tblName, qryWhere);
-
-               // Query the first record in the new record set and
-               // display it, if the query string has changed.
-               if (strcmp(qryWhere, (const char*) Contact->qryWhereStr))
-               {
-                       Contact->orderBy                = "NAME";
-/*
-                       Contact->whereStr               = "NAME = (SELECT MIN(NAME) FROM ";
-                       Contact->whereStr               += CONTACT_TABLE_NAME;
-*/
-                       // Append the query where string (if there is one)
-                       Contact->qryWhereStr    = qryWhere;
-                       if (strlen(qryWhere))
-                       {
-                               Contact->whereStr               += " WHERE ";
-                               Contact->whereStr               += Contact->qryWhereStr;
-                       }
-                       // Close the expression with a right paren
-                       Contact->whereStr += ")";
-                       // Requery the table
-                       Contact->where = (char*) (const char*) Contact->whereStr;
-                       if (!Contact->Query())
-                       {
-                               wxString tStr;
-                               tStr  = "ODBC error during Query()\n\n";
-                               tStr += GetExtendedDBErrorMsg(__FILE__,__LINE__);
-                               wxMessageBox(tStr,"ODBC Error...",wxOK | wxICON_EXCLAMATION);
-                               return;
-                       }
-                       // Display the first record from the query set
-                       if (!Contact->GetNext())
-                               Contact->Initialize();
-                       PutData();
-               }
-
-               // Enable/Disable the reset button
-               pResetBtn->Enable(!Contact->qryWhereStr.IsEmpty());
-
-               return;
-       }  // Query button
-
-
-       if (widgetName == pResetBtn->GetName())
-       {
-               // Clear the additional where criteria established by the query feature
-               Contact->qryWhereStr = "";
-
-               // Query the first record in the table
-               Contact->orderBy                = "NAME";
-               Contact->whereStr               = "NAME = 'Robert' ";
-/*
-               Contact->whereStr               = "NAME = (SELECT MIN(NAME) FROM ";
-               Contact->whereStr               += CONTACT_TABLE_NAME;
-               Contact->whereStr               += ")";
-*/
-               Contact->where                  = (char*) (const char*) Contact->whereStr;
-               if (!Contact->Query())
-               {
-                       wxString tStr;
-                       tStr  = "ODBC error during Query()\n\n";
-                       tStr += GetExtendedDBErrorMsg(__FILE__,__LINE__);
-                       wxMessageBox(tStr,"ODBC Error...",wxOK | wxICON_EXCLAMATION);
-                       return;
-               }
-               if (!Contact->GetNext())
-                       Contact->Initialize();
-               PutData();
-               pResetBtn->Enable(FALSE);
-
-               return;
-       }  // Reset button
-
-
-       if (widgetName == pNameListBtn->GetName())
-       {
-               new ClookUpDlg(/* wxWindow      *parent                 */ this,
-                                                       /* char         *windowTitle    */ "Select contact name",
-                                                       /* char         *tableName              */ (char *) CONTACT_TABLE_NAME,
-                                                       /* char         *dispCol1               */ "NAME",
-                                                       /* char         *dispCol2               */ "JOIN_DATE",
-                                                       /* char         *where                  */ "",
-                                                       /* char         *orderBy                        */ "NAME",
-                                                       /* bool         distinctValues */ TRUE);
-
-               if (ListDB_Selection && strlen(ListDB_Selection))
-               {
-                       wxString w = "NAME = '";
-                       w += ListDB_Selection;
-                       w += "'";
-                       GetRec((char*) (const char*) w);
-               }
-
-               return;
-       }
-
+    wxString widgetName;
+    
+    widgetName = win.GetName();
+
+    if (!widgetPtrsSet)
+        return;
+
+    if (widgetName == pCreateBtn->GetName())
+    {
+        Contact->Initialize();
+        PutData();
+        SetMode( mCreate );
+        pNameTxt->SetValue("");
+        pNameTxt->SetFocus();
+        return;
+    }
+
+    if (widgetName == pEditBtn->GetName())
+    {
+        saveName = Contact->Name;
+        SetMode( mEdit );
+        pNameTxt->SetFocus();
+        return;
+    }
+
+    if (widgetName == pCopyBtn->GetName())
+    {
+        SetMode(mCreate);
+        pNameTxt->SetValue("");
+        pNameTxt->SetFocus();
+
+        return;
+    }
+
+    if (widgetName == pDeleteBtn->GetName())
+    {
+        bool Ok = (wxMessageBox("Are you sure?","Confirm",wxYES_NO|wxICON_QUESTION) == wxYES);
+
+        if (!Ok)
+            return;
+
+        if (Ok && Contact->Delete())
+        {
+            // NOTE: Deletions are not finalized until a CommitTrans() is performed.  
+            //       If the commit were not performed, the program will continue to 
+            //       show the table contents as if they were deleted until this instance
+            //       of Ccontact is deleted.  If the Commit wasn't performed, the 
+            //       database will automatically Rollback the changes when the database
+            //       connection is terminated
+            Contact->GetDb()->CommitTrans();
+
+            // Try to get the row that followed the just deleted row in the orderBy sequence
+            if (!GetNextRec())
+            {
+                // There was now row (in sequence) after the just deleted row, so get the
+                // row which preceded the just deleted row
+                if (!GetPrevRec())
+                {
+                    // There are now no rows remaining, so clear the dialog widgets
+                    Contact->Initialize();
+                    PutData();
+                }
+            }
+            SetMode(mode);    // force reset of button enable/disable
+        }
+        else
+            // Delete failed
+            Contact->GetDb()->RollbackTrans();
+
+        SetMode(mView);
+        return;
+    }
+
+    if (widgetName == pSaveBtn->GetName())
+    {
+        Save();
+        return;
+    }
+
+    if (widgetName == pCancelBtn->GetName())
+    {
+        bool Ok = (wxMessageBox("Are you sure?","Confirm",wxYES_NO|wxICON_QUESTION) == wxYES);
+
+        if (!Ok)
+            return;
+
+        if (!wxStrcmp((const char*) saveName,""))
+        {
+            Contact->Initialize();
+            PutData();
+            SetMode(mView);
+            return;
+        }
+        else
+        {
+            // Requery previous record
+            if (Contact->FetchByName((char*) (const char*) saveName))
+            {
+                PutData();
+                SetMode(mView);
+                return;
+            }
+        }
+
+        // Previous record not available, retrieve first record in table
+        if (Contact->GetDb()->Dbms() != dbmsPOSTGRES && Contact->GetDb()->Dbms() != dbmsMY_SQL)
+        {
+            Contact->whereStr  = "NAME = (SELECT MIN(NAME) FROM ";
+            Contact->whereStr += Contact->GetTableName();
+            Contact->whereStr += ")";
+            Contact->SetWhereClause(Contact->whereStr.c_str());
+        }
+        else
+            Contact->SetWhereClause("");
+
+        if (!Contact->Query())
+        {
+            wxString tStr;
+            tStr  = "ODBC error during Query()\n\n";
+            tStr += GetExtendedDBErrorMsg(Contact->GetDb(),__FILE__,__LINE__);
+            wxMessageBox(tStr,"ODBC Error...",wxOK | wxICON_EXCLAMATION);
+            SetMode(mView);
+            return;
+        }
+        if (Contact->GetNext())  // Successfully read first record
+        {
+            PutData();
+            SetMode(mView);
+            return;
+        }
+        // No contacts are available, clear dialog
+        Contact->Initialize();
+        PutData();
+        SetMode(mView);
+        return;
+    }  // Cancel Button
+
+    if (widgetName == pPrevBtn->GetName())
+    {
+        if (!GetPrevRec())
+            wxBell();
+        return;
+    }  // Prev Button
+
+    if (widgetName == pNextBtn->GetName())
+    {
+        if (!GetNextRec())
+            wxBell();
+        return;
+    }  // Next Button
+
+    if (widgetName == pQueryBtn->GetName())
+    {
+        // Display the query dialog box
+        char qryWhere[DB_MAX_WHERE_CLAUSE_LEN+1];
+        wxStrcpy(qryWhere, (const char*) Contact->qryWhereStr);
+        char *tblName[] = {(char *)CONTACT_TABLE_NAME, 0};
+        new CqueryDlg(GetParent(), Contact->GetDb(), tblName, qryWhere);
+
+        // Query the first record in the new record set and
+        // display it, if the query string has changed.
+        if (wxStrcmp(qryWhere, (const char*) Contact->qryWhereStr))
+        {
+            Contact->whereStr = "";
+            Contact->SetOrderByClause("NAME");
+
+            if (Contact->GetDb()->Dbms() != dbmsPOSTGRES && Contact->GetDb()->Dbms() != dbmsMY_SQL)
+            {
+                Contact->whereStr  = "NAME = (SELECT MIN(NAME) FROM ";
+                Contact->whereStr += CONTACT_TABLE_NAME;
+            }
+            
+            // Append the query where string (if there is one)
+            Contact->qryWhereStr  = qryWhere;
+            if (wxStrlen(qryWhere))
+            {
+                Contact->whereStr += " WHERE ";
+                Contact->whereStr += Contact->qryWhereStr;
+            }
+            // Close the expression with a right paren
+            Contact->whereStr += ")";
+            // Requery the table
+            Contact->SetWhereClause(Contact->whereStr.c_str());
+            if (!Contact->Query())
+            {
+                wxString tStr;
+                tStr  = "ODBC error during Query()\n\n";
+                tStr += GetExtendedDBErrorMsg(Contact->GetDb(),__FILE__,__LINE__);
+                wxMessageBox(tStr,"ODBC Error...",wxOK | wxICON_EXCLAMATION);
+                return;
+            }
+            // Display the first record from the query set
+            if (!Contact->GetNext())
+                Contact->Initialize();
+            PutData();
+        }
+
+        // Enable/Disable the reset button
+        pResetBtn->Enable(!Contact->qryWhereStr.IsEmpty());
+
+        return;
+    }  // Query button
+
+
+    if (widgetName == pResetBtn->GetName())
+    {
+        // Clear the additional where criteria established by the query feature
+        Contact->qryWhereStr = "";
+        Contact->SetOrderByClause("NAME");
+
+        if (Contact->GetDb()->Dbms() != dbmsPOSTGRES && Contact->GetDb()->Dbms() != dbmsMY_SQL)
+        {
+            Contact->whereStr        = "NAME = (SELECT MIN(NAME) FROM ";
+            Contact->whereStr        += CONTACT_TABLE_NAME;
+            Contact->whereStr        += ")";
+        }
+
+        Contact->SetWhereClause(Contact->whereStr.c_str());
+        if (!Contact->Query())
+        {
+            wxString tStr;
+            tStr  = "ODBC error during Query()\n\n";
+            tStr += GetExtendedDBErrorMsg(Contact->GetDb(),__FILE__,__LINE__);
+            wxMessageBox(tStr,"ODBC Error...",wxOK | wxICON_EXCLAMATION);
+            return;
+        }
+        if (!Contact->GetNext())
+            Contact->Initialize();
+        PutData();
+        pResetBtn->Enable(FALSE);
+
+        return;
+    }  // Reset button
+
+
+    if (widgetName == pNameListBtn->GetName())
+    {
+        new ClookUpDlg(/* wxWindow  *parent        */ this,
+                       /* char      *windowTitle   */ "Select contact name",
+                       /* char      *tableName     */ (char *) CONTACT_TABLE_NAME,
+                       /* char      *dispCol1      */ "NAME",
+                       /* char      *dispCol2      */ "JOINDATE",
+                       /* char      *where         */ "",
+                       /* char      *orderBy       */ "NAME",
+                       /* bool      distinctValues */ TRUE);
+
+        if (ListDB_Selection && wxStrlen(ListDB_Selection))
+        {
+            wxString w = "NAME = '";
+            w += ListDB_Selection;
+            w += "'";
+            GetRec((char*) (const char*) w);
+        }
+
+        return;
+    }
 }  // CeditorDlg::OnCommand()
 
 
+bool CeditorDlg::Initialize()
+{
+    // Create the data structure and a new database connection.  
+    // (As there is not a pDb being passed in the constructor, a new database
+    // connection is created)
+    Contact = new Ccontact();
+
+    if (!Contact)
+    {
+        wxMessageBox("Unable to instantiate an instance of Ccontact","Error...",wxOK | wxICON_EXCLAMATION);
+        return FALSE;
+    }
+
+    // Check if the table exists or not.  If it doesn't, ask the user if they want to 
+    // create the table.  Continue trying to create the table until it exists, or user aborts
+    while (!Contact->GetDb()->TableExists((char *)CONTACT_TABLE_NAME,DbConnectInf.Uid,DbConnectInf.defaultDir))
+    {
+        wxString tStr;
+        tStr.Printf("Unable to open the table '%s'.\n\nTable may need to be created...?\n\n",CONTACT_TABLE_NAME);
+        tStr += GetExtendedDBErrorMsg(Contact->GetDb(),__FILE__,__LINE__);
+        wxMessageBox(tStr,"ODBC Error...",wxOK | wxICON_EXCLAMATION);
+
+        bool createTable = (wxMessageBox("Do you wish to try to create/clear the CONTACTS table?","Confirm",wxYES_NO|wxICON_QUESTION) == wxYES);
+
+        if (!createTable)
+        {
+//            Close();
+            return FALSE;
+        }
+        else
+            DemoFrame->CreateDataTable(TRUE);
+    }
+
+    // Tables must be "opened" before anything other than creating/deleting table can be done
+    if (!Contact->Open())
+    {
+        // Table does exist, or there was some problem opening it.  Currently this should
+        // never fail, except in the case of the table not exisiting or the current 
+        // user has insufficent privileges to access the table
+#if 0
+// This code is experimenting with a new function that will hopefully be available
+// in the 2.4 release.  This check will determine whether the open failing was due
+// to the table not existing, or the users privileges being insufficient to
+// open the table.
+        if (!Contact->GetDb()->TablePrivileges(CONTACT_TABLE_NAME,"SELECT",Contact->GetDb()->GetUsername(),DbConnectInf.defaultDir))
+        {
+            wxString tStr;
+            tStr.Printf("Unable to open the table '%s'.\n\n",CONTACT_TABLE_NAME);
+            tStr += GetExtendedDBErrorMsg(Contact->GetDb(),__FILE__,__LINE__);
+            wxMessageBox(tStr,"ODBC Error...",wxOK | wxICON_EXCLAMATION);
+        }
+        else 
+#endif
+        if (Contact->GetDb()->TableExists(CONTACT_TABLE_NAME,Contact->GetDb()->GetUsername(),DbConnectInf.defaultDir))
+        {
+            wxString tStr;
+            tStr.Printf("Unable to open the table '%s'.\n\n",CONTACT_TABLE_NAME);
+            tStr += GetExtendedDBErrorMsg(Contact->GetDb(),__FILE__,__LINE__);
+            wxMessageBox(tStr,"ODBC Error...",wxOK | wxICON_EXCLAMATION);
+        }
+
+        return FALSE;
+    }
+
+    // Build the dialog
+
+    (void)new wxStaticBox(this, EDITOR_DIALOG_FN_GROUP, "",  wxPoint(15, 1), wxSize(497,  69), 0, "FunctionGrp");
+    (void)new wxStaticBox(this, EDITOR_DIALOG_SEARCH_GROUP, "", wxPoint(417, 1), wxSize(95, 242), 0, "SearchGrp");
+
+    pCreateBtn      = new wxButton(this, EDITOR_DIALOG_CREATE,           "&Create",     wxPoint( 25,  21), wxSize( 70,  35), 0, wxDefaultValidator, "CreateBtn");
+    pEditBtn        = new wxButton(this, EDITOR_DIALOG_EDIT,             "&Edit",       wxPoint(102,  21), wxSize( 70,  35), 0, wxDefaultValidator, "EditBtn");
+    pDeleteBtn      = new wxButton(this, EDITOR_DIALOG_DELETE,           "&Delete",     wxPoint(179,  21), wxSize( 70,  35), 0, wxDefaultValidator, "DeleteBtn");
+    pCopyBtn        = new wxButton(this, EDITOR_DIALOG_COPY,             "Cop&y",       wxPoint(256,  21), wxSize( 70,  35), 0, wxDefaultValidator, "CopyBtn");
+    pSaveBtn        = new wxButton(this, EDITOR_DIALOG_SAVE,             "&Save",       wxPoint(333,  21), wxSize( 70,  35), 0, wxDefaultValidator, "SaveBtn");
+    pCancelBtn      = new wxButton(this, EDITOR_DIALOG_CANCEL,           "C&ancel",     wxPoint(430,  21), wxSize( 70,  35), 0, wxDefaultValidator, "CancelBtn");
+    pPrevBtn        = new wxButton(this, EDITOR_DIALOG_PREV,             "<< &Prev",    wxPoint(430,  81), wxSize( 70,  35), 0, wxDefaultValidator, "PrevBtn");
+    pNextBtn        = new wxButton(this, EDITOR_DIALOG_NEXT,             "&Next >>",    wxPoint(430, 121), wxSize( 70,  35), 0, wxDefaultValidator, "NextBtn");
+    pQueryBtn       = new wxButton(this, EDITOR_DIALOG_QUERY,            "&Query",      wxPoint(430, 161), wxSize( 70,  35), 0, wxDefaultValidator, "QueryBtn");
+    pResetBtn       = new wxButton(this, EDITOR_DIALOG_RESET,            "&Reset",      wxPoint(430, 200), wxSize( 70,  35), 0, wxDefaultValidator, "ResetBtn");
+    pNameMsg        = new wxStaticText(this, EDITOR_DIALOG_NAME_MSG,     "Name:",       wxPoint( 17,  80), wxSize( -1,  -1), 0, "NameMsg");
+    pNameTxt        = new wxTextCtrl(this, EDITOR_DIALOG_NAME_TEXT,      "",            wxPoint( 17,  97), wxSize(308,  25), 0, wxDefaultValidator, "NameTxt");
+    pNameListBtn    = new wxButton(this, EDITOR_DIALOG_LOOKUP,           "&Lookup",     wxPoint(333,  97), wxSize( 70,  24), 0, wxDefaultValidator, "LookupBtn");
+    pAddress1Msg    = new wxStaticText(this, EDITOR_DIALOG_ADDRESS1_MSG, "Address:",    wxPoint( 17, 130), wxSize( -1,  -1), 0, "Address1Msg");
+    pAddress1Txt    = new wxTextCtrl(this, EDITOR_DIALOG_ADDRESS2_TEXT,  "",            wxPoint( 17, 147), wxSize(308,  25), 0, wxDefaultValidator, "Address1Txt");
+    pAddress2Msg    = new wxStaticText(this, EDITOR_DIALOG_ADDRESS2_MSG, "Address:",    wxPoint( 17, 180), wxSize( -1,  -1), 0, "Address2Msg");
+    pAddress2Txt    = new wxTextCtrl(this, EDITOR_DIALOG_ADDRESS2_TEXT,  "",            wxPoint( 17, 197), wxSize(308,  25), 0, wxDefaultValidator, "Address2Txt");
+    pCityMsg        = new wxStaticText(this, EDITOR_DIALOG_CITY_MSG,     "City:",       wxPoint( 17, 230), wxSize( -1,  -1), 0, "CityMsg");
+    pCityTxt        = new wxTextCtrl(this, EDITOR_DIALOG_CITY_TEXT,      "",            wxPoint( 17, 247), wxSize(225,  25), 0, wxDefaultValidator, "CityTxt");
+    pStateMsg       = new wxStaticText(this, EDITOR_DIALOG_STATE_MSG,    "State:",      wxPoint(250, 230), wxSize( -1,  -1), 0, "StateMsg");
+    pStateTxt       = new wxTextCtrl(this, EDITOR_DIALOG_STATE_TEXT,     "",            wxPoint(250, 247), wxSize(153,  25), 0, wxDefaultValidator, "StateTxt");
+    pCountryMsg     = new wxStaticText(this, EDITOR_DIALOG_COUNTRY_MSG,  "Country:",    wxPoint( 17, 280), wxSize( -1,  -1), 0, "CountryMsg");
+    pCountryTxt     = new wxTextCtrl(this, EDITOR_DIALOG_COUNTRY_TEXT,   "",            wxPoint( 17, 297), wxSize(225,  25), 0, wxDefaultValidator, "CountryTxt");
+    pPostalCodeMsg  = new wxStaticText(this, EDITOR_DIALOG_POSTAL_MSG,   "Postal Code:",wxPoint(250, 280), wxSize( -1,  -1), 0, "PostalCodeMsg");
+    pPostalCodeTxt  = new wxTextCtrl(this, EDITOR_DIALOG_POSTAL_TEXT,    "",            wxPoint(250, 297), wxSize(153,  25), 0, wxDefaultValidator, "PostalCodeTxt");
+
+    wxString choice_strings[5];
+    choice_strings[0] = "English";
+    choice_strings[1] = "French";
+    choice_strings[2] = "German";
+    choice_strings[3] = "Spanish";
+    choice_strings[4] = "Other";
+
+    pNativeLangChoice = new wxChoice(this, EDITOR_DIALOG_LANG_CHOICE,                        wxPoint( 17, 346), wxSize(277,  -1), 5, choice_strings);
+    pNativeLangMsg    = new wxStaticText(this, EDITOR_DIALOG_LANG_MSG,   "Native language:", wxPoint( 17, 330), wxSize( -1,  -1), 0, "NativeLangMsg");
+
+    wxString radio_strings[2];
+    radio_strings[0]  = "No";
+    radio_strings[1]  = "Yes";
+    pDeveloperRadio   = new wxRadioBox(this,EDITOR_DIALOG_DEVELOPER,     "Developer:",       wxPoint(303, 330), wxSize( -1,  -1), 2, radio_strings, 2, wxHORIZONTAL);
+    pJoinDateMsg      = new wxStaticText(this, EDITOR_DIALOG_JOIN_MSG,   "Date joined:",     wxPoint( 17, 380), wxSize( -1,  -1), 0, "JoinDateMsg");
+    pJoinDateTxt      = new wxTextCtrl(this, EDITOR_DIALOG_JOIN_TEXT,    "",                 wxPoint( 17, 397), wxSize(150,  25), 0, wxDefaultValidator, "JoinDateTxt");
+    pContribMsg       = new wxStaticText(this, EDITOR_DIALOG_CONTRIB_MSG,"Contributions:",   wxPoint(175, 380), wxSize( -1,  -1), 0, "ContribMsg");
+    pContribTxt       = new wxTextCtrl(this, EDITOR_DIALOG_CONTRIB_TEXT, "",                 wxPoint(175, 397), wxSize(120,  25), 0, wxDefaultValidator, "ContribTxt");
+    pLinesMsg         = new wxStaticText(this, EDITOR_DIALOG_LINES_MSG,  "Lines of code:",   wxPoint(303, 380), wxSize( -1,  -1), 0, "LinesMsg");
+    pLinesTxt         = new wxTextCtrl(this, EDITOR_DIALOG_LINES_TEXT,   "",                 wxPoint(303, 397), wxSize(100,  25), 0, wxDefaultValidator, "LinesTxt");
+
+    // Now that all the widgets on the panel are created, its safe to allow ::OnCommand() to 
+    // handle all widget processing
+    widgetPtrsSet = TRUE;
+
+    // Setup the orderBy and where clauses to return back a single record as the result set, 
+    // as there will only be one record being shown on the dialog at a time, this optimizes
+    // network traffic by only returning a one row result
+    
+    Contact->SetOrderByClause("NAME");  // field name to sort by
+
+    // The wxString "whereStr" is not a member of the wxDbTable object, it is a member variable
+    // specifically in the Ccontact class.  It is used here for simpler construction of a varying
+    // length string, and then after the string is built, the wxDbTable member variable "where" is
+    // assigned the pointer to the constructed string.
+    //
+    // The constructed where clause below has a sub-query within it "SELECT MIN(NAME) FROM %s" 
+    // to achieve a single row (in this case the first name in alphabetical order).
+    
+    if (Contact->GetDb()->Dbms() != dbmsPOSTGRES && Contact->GetDb()->Dbms() != dbmsMY_SQL)
+    {
+        Contact->whereStr.sprintf("NAME = (SELECT MIN(NAME) FROM %s)",Contact->GetTableName());
+        // NOTE: (const char*) returns a pointer which may not be valid later, so this is short term use only
+        Contact->SetWhereClause(Contact->whereStr.c_str());
+    }
+    else
+       Contact->SetWhereClause("");
+
+    // Perform the Query to get the result set.  
+    // NOTE: If there are no rows returned, that is a valid result, so Query() would return TRUE.  
+    //       Only if there is a database error will Query() come back as FALSE
+    if (!Contact->Query())
+    {
+        wxString tStr;
+        tStr  = "ODBC error during Query()\n\n";
+        tStr += GetExtendedDBErrorMsg(Contact->GetDb(),__FILE__,__LINE__);
+        wxMessageBox(tStr,"ODBC Error...",wxOK | wxICON_EXCLAMATION);
+//        GetParent()->Close();
+        return FALSE;
+    }
+
+    // Since Query succeeded, now get the row that was returned
+    if (!Contact->GetNext())
+        // If the GetNext() failed at this point, then there are no rows to retrieve, 
+        // so clear the values in the members of "Contact" so that PutData() blanks the 
+        // widgets on the dialog
+        Contact->Initialize();
+
+    SetMode(mView);
+    PutData();
+
+    Show(TRUE);
+
+    initialized = TRUE;
+    return TRUE;
+}  // CeditorDlg::Initialize()
+
+
 void CeditorDlg::FieldsEditable()
 {
-       pNameTxt->Enable((mode == mCreate) || (mode == mEdit));
-       pAddress1Txt->Enable((mode == mCreate) || (mode == mEdit));
-       pAddress2Txt->Enable((mode == mCreate) || (mode == mEdit));
-       pCityTxt->Enable((mode == mCreate) || (mode == mEdit));
-       pStateTxt->Enable((mode == mCreate) || (mode == mEdit));
-       pPostalCodeTxt->Enable((mode == mCreate) || (mode == mEdit));
-       pCountryTxt->Enable((mode == mCreate) || (mode == mEdit));
-
-       pJoinDateTxt->Enable((mode == mCreate) || (mode == mEdit));
-       pContribTxt->Enable((mode == mCreate) || (mode == mEdit));
-       pLinesTxt->Enable((mode == mCreate) || (mode == mEdit));
-       pNativeLangChoice->Enable((mode == mCreate) || (mode == mEdit));
-       pDeveloperRadio->Enable((mode == mCreate) || (mode == mEdit));
+    pNameTxt->Enable((mode == mCreate) || (mode == mEdit));
+    pAddress1Txt->Enable((mode == mCreate) || (mode == mEdit));
+    pAddress2Txt->Enable((mode == mCreate) || (mode == mEdit));
+    pCityTxt->Enable((mode == mCreate) || (mode == mEdit));
+    pStateTxt->Enable((mode == mCreate) || (mode == mEdit));
+    pPostalCodeTxt->Enable((mode == mCreate) || (mode == mEdit));
+    pCountryTxt->Enable((mode == mCreate) || (mode == mEdit));
+
+    pJoinDateTxt->Enable((mode == mCreate) || (mode == mEdit));
+    pContribTxt->Enable((mode == mCreate) || (mode == mEdit));
+    pLinesTxt->Enable((mode == mCreate) || (mode == mEdit));
+    pNativeLangChoice->Enable((mode == mCreate) || (mode == mEdit));
+    pDeveloperRadio->Enable((mode == mCreate) || (mode == mEdit));
 
 }  // CeditorDlg::FieldsEditable()
 
 
 void CeditorDlg::SetMode(enum DialogModes m)
 {
-       bool    edit = FALSE;
-
-       mode = m;
-       switch (mode)
-       {
-               case mCreate:
-               case mEdit:
-                       edit = TRUE;
-                       break;
-               case mView:
-               case mSearch:
-                       edit = FALSE;
-                       break;
-               default:
-                               break;
-       };
-
-       if (widgetPtrsSet)
-       {
-               pCreateBtn->Enable( !edit );
-               pEditBtn->Enable( !edit && (strcmp(Contact->Name,"")!=0) );
-               pDeleteBtn->Enable( !edit && (strcmp(Contact->Name,"")!=0) );
-               pCopyBtn->Enable( !edit && (strcmp(Contact->Name,"")!=0) );
-               pSaveBtn->Enable( edit );
-               pCancelBtn->Enable( edit );
-               pPrevBtn->Enable( !edit );
-               pNextBtn->Enable( !edit );
-               pQueryBtn->Enable( !edit );
-               pResetBtn->Enable( !edit && !Contact->qryWhereStr.IsEmpty() );
-               pNameListBtn->Enable( !edit );
-       }
-
-       FieldsEditable();
+    bool edit = FALSE;
+
+    mode = m;
+    switch (mode)
+    {
+        case mCreate:
+        case mEdit:
+            edit = TRUE;
+            break;
+        case mView:
+        case mSearch:
+            edit = FALSE;
+            break;
+        default:
+                break;
+    };
+
+    if (widgetPtrsSet)
+    {
+        pCreateBtn->Enable( !edit );
+        pEditBtn->Enable( !edit && (wxStrcmp(Contact->Name,"")!=0) );
+        pDeleteBtn->Enable( !edit && (wxStrcmp(Contact->Name,"")!=0) );
+        pCopyBtn->Enable( !edit && (wxStrcmp(Contact->Name,"")!=0) );
+        pSaveBtn->Enable( edit );
+        pCancelBtn->Enable( edit );
+        pPrevBtn->Enable( !edit );
+        pNextBtn->Enable( !edit );
+        pQueryBtn->Enable( !edit );
+        pResetBtn->Enable( !edit && !Contact->qryWhereStr.IsEmpty() );
+        pNameListBtn->Enable( !edit );
+    }
+
+    FieldsEditable();
 }  // CeditorDlg::SetMode()
 
 
 bool CeditorDlg::PutData()
 {
-       wxString tStr;
+    wxString tStr;
 
-       pNameTxt->SetValue(Contact->Name);
-       pAddress1Txt->SetValue(Contact->Addr1);
-       pAddress2Txt->SetValue(Contact->Addr2);
-       pCityTxt->SetValue(Contact->City);
-       pStateTxt->SetValue(Contact->State);
-       pCountryTxt->SetValue(Contact->Country);
-       pPostalCodeTxt->SetValue(Contact->PostalCode);
+    pNameTxt->SetValue(Contact->Name);
+    pAddress1Txt->SetValue(Contact->Addr1);
+    pAddress2Txt->SetValue(Contact->Addr2);
+    pCityTxt->SetValue(Contact->City);
+    pStateTxt->SetValue(Contact->State);
+    pCountryTxt->SetValue(Contact->Country);
+    pPostalCodeTxt->SetValue(Contact->PostalCode);
 
-       tStr.Printf("%d/%d/%d",Contact->JoinDate.month,Contact->JoinDate.day,Contact->JoinDate.year);
-       pJoinDateTxt->SetValue(tStr);
+    tStr.Printf("%d/%d/%d",Contact->JoinDate.month,Contact->JoinDate.day,Contact->JoinDate.year);
+    pJoinDateTxt->SetValue(tStr);
 
-       tStr.Printf("%d",Contact->Contributions);
-       pContribTxt->SetValue(tStr);
+    tStr.Printf("%d",Contact->Contributions);
+    pContribTxt->SetValue(tStr);
 
-       tStr.Printf("%lu",Contact->LinesOfCode);
-       pLinesTxt->SetValue(tStr);
+    tStr.Printf("%lu",Contact->LinesOfCode);
+    pLinesTxt->SetValue(tStr);
 
-       pNativeLangChoice->SetSelection(Contact->NativeLanguage);
+    pNativeLangChoice->SetSelection(Contact->NativeLanguage);
 
-       pDeveloperRadio->SetSelection(Contact->IsDeveloper);
+    pDeveloperRadio->SetSelection(Contact->IsDeveloper);
 
-       return TRUE;
+    return TRUE;
 }  // Ceditor::PutData()
 
 
@@ -1030,97 +1150,97 @@ bool CeditorDlg::PutData()
  */
 bool CeditorDlg::GetData()
 {
-       // Validate that the data currently entered into the widgets is valid data
-
-       wxString tStr;
-       tStr = pNameTxt->GetValue();
-       if (!strcmp((const char*) tStr,""))
-       {
-               wxMessageBox("A name is required for entry into the contact table","Notice...",wxOK | wxICON_INFORMATION);
-               return FALSE;
-       }
-
-       bool    invalid = FALSE;
-       int     mm,dd,yyyy;
-       int     first, second;
-
-       tStr = pJoinDateTxt->GetValue();
-       if (tStr.Freq('/') != 2)
-               invalid = TRUE;
-
-       // Find the month, day, and year tokens
-       if (!invalid)
-       {
-               first           = tStr.First('/');
-               second  = tStr.Last('/');
-
-               mm = atoi(tStr.SubString(0,first));
-               dd = atoi(tStr.SubString(first+1,second));
-               yyyy = atoi(tStr.SubString(second+1,tStr.Length()-1));
-
-               invalid = !(mm && dd && yyyy);
-       }
-
-       // Force Year 2000 compliance
-       if (!invalid && (yyyy < 1000))
-               invalid = TRUE;
-
-       // Check the token ranges for validity
-       if (!invalid)
-       {
-               if (yyyy > 9999)
-                       invalid = TRUE;
-               else if ((mm < 1) || (mm > 12))
-                       invalid = TRUE;
-               else
-               {
-                       if (dd < 1)
-                               invalid = TRUE;
-                       else
-                       {
-                               int days[12] = {31,28,31,30,31,30,
-                                                                        31,31,30,31,30,31};
-                               if (dd > days[mm-1])
-                               {
-                                       invalid = TRUE;
-                                       if ((dd == 29) && (mm == 2))
-                                       {
-                                               if (((yyyy % 4) == 0) && (((yyyy % 100) != 0) || ((yyyy % 400) == 0)))
-                                                       invalid = FALSE;
-                                       }
-                               }
-                       }
-               }
-       }
-
-       if (!invalid)
-       {
-               Contact->JoinDate.month = mm;
-               Contact->JoinDate.day   = dd;
-               Contact->JoinDate.year  = yyyy;
-       }
-       else
-       {
-               wxMessageBox("Improper date format.  Please check the date\nspecified and try again.\n\nNOTE: Dates are in american format (MM/DD/YYYY)","Notice...",wxOK | wxICON_INFORMATION);
-               return FALSE;
-       }
-
-       tStr = pNameTxt->GetValue();
-       strcpy(Contact->Name,(const char*) tStr);
-       strcpy(Contact->Addr1,pAddress1Txt->GetValue());
-       strcpy(Contact->Addr2,pAddress2Txt->GetValue());
-       strcpy(Contact->City,pCityTxt->GetValue());
-       strcpy(Contact->State,pStateTxt->GetValue());
-       strcpy(Contact->Country,pCountryTxt->GetValue());
-       strcpy(Contact->PostalCode,pPostalCodeTxt->GetValue());
-
-       Contact->Contributions = atoi(pContribTxt->GetValue());
-       Contact->LinesOfCode = atol(pLinesTxt->GetValue());
-
-       Contact->NativeLanguage = (enum Language) pNativeLangChoice->GetSelection();
-       Contact->IsDeveloper = (bool) pDeveloperRadio->GetSelection();
-
-       return TRUE;
+    // Validate that the data currently entered into the widgets is valid data
+
+    wxString tStr;
+    tStr = pNameTxt->GetValue();
+    if (!wxStrcmp((const char*) tStr,""))
+    {
+        wxMessageBox("A name is required for entry into the contact table","Notice...",wxOK | wxICON_INFORMATION);
+        return FALSE;
+    }
+
+    bool    invalid = FALSE;
+    int    mm,dd,yyyy;
+    int    first, second;
+
+    tStr = pJoinDateTxt->GetValue();
+    if (tStr.Freq('/') != 2)
+        invalid = TRUE;
+
+    // Find the month, day, and year tokens
+    if (!invalid)
+    {
+        first   = tStr.First('/');
+        second  = tStr.Last('/');
+
+        mm      = atoi(tStr.SubString(0,first));
+        dd      = atoi(tStr.SubString(first+1,second));
+        yyyy    = atoi(tStr.SubString(second+1,tStr.Length()-1));
+
+        invalid = !(mm && dd && yyyy);
+    }
+
+    // Force Year 2000 compliance
+    if (!invalid && (yyyy < 1000))
+        invalid = TRUE;
+
+    // Check the token ranges for validity
+    if (!invalid)
+    {
+        if (yyyy > 9999)
+            invalid = TRUE;
+        else if ((mm < 1) || (mm > 12))
+            invalid = TRUE;
+        else
+        {
+            if (dd < 1)
+                invalid = TRUE;
+            else
+            {
+                int days[12] = {31,28,31,30,31,30,
+                                31,31,30,31,30,31};
+                if (dd > days[mm-1])
+                {
+                    invalid = TRUE;
+                    if ((dd == 29) && (mm == 2))
+                    {
+                        if (((yyyy % 4) == 0) && (((yyyy % 100) != 0) || ((yyyy % 400) == 0)))
+                            invalid = FALSE;
+                    }
+                }
+            }
+        }
+    }
+
+    if (!invalid)
+    {
+        Contact->JoinDate.month = mm;
+        Contact->JoinDate.day   = dd;
+        Contact->JoinDate.year  = yyyy;
+    }
+    else
+    {
+        wxMessageBox("Improper date format.  Please check the date\nspecified and try again.\n\nNOTE: Dates are in american format (MM/DD/YYYY)","Notice...",wxOK | wxICON_INFORMATION);
+        return FALSE;
+    }
+
+    tStr = pNameTxt->GetValue();
+    wxStrcpy(Contact->Name,(const char*) tStr);
+    wxStrcpy(Contact->Addr1,pAddress1Txt->GetValue());
+    wxStrcpy(Contact->Addr2,pAddress2Txt->GetValue());
+    wxStrcpy(Contact->City,pCityTxt->GetValue());
+    wxStrcpy(Contact->State,pStateTxt->GetValue());
+    wxStrcpy(Contact->Country,pCountryTxt->GetValue());
+    wxStrcpy(Contact->PostalCode,pPostalCodeTxt->GetValue());
+
+    Contact->Contributions = atoi(pContribTxt->GetValue());
+    Contact->LinesOfCode = atol(pLinesTxt->GetValue());
+
+    Contact->NativeLanguage = (enum Language) pNativeLangChoice->GetSelection();
+    Contact->IsDeveloper = pDeveloperRadio->GetSelection() > 0;
+
+    return TRUE;
 }  // CeditorDlg::GetData()
 
 
@@ -1135,69 +1255,67 @@ bool CeditorDlg::GetData()
  */
 bool CeditorDlg::Save()
 {
-       bool failed = FALSE;
-
-       // Read the data in the widgets of the dialog to get the user's data
-       if (!GetData())
-               failed = TRUE;
-
-       // Perform any other required validations necessary before saving
-
-
-       if (!failed)
-       {
-               wxBeginBusyCursor();
-
-               if (mode == mCreate)
-               {
-                       RETCODE result = Contact->Insert();
-
-                       failed = (result != DB_SUCCESS);
-                       if (failed)
-                       {
-                               // Some errors may be expected, like a duplicate key, so handle those instances with
-                               // specific error messages.
-                               if (result == DB_ERR_INTEGRITY_CONSTRAINT_VIOL)
-                               {
-                                       wxString tStr;
-                                       tStr  = "A duplicate key value already exists in the table.\nUnable to save record\n\n";
-                                       tStr += GetExtendedDBErrorMsg(__FILE__,__LINE__);
-                                       wxMessageBox(tStr,"ODBC Error...",wxOK | wxICON_EXCLAMATION);
-                               }
-                               else
-                               {
-                                       // Some other unexpexted error occurred
-                                       wxString tStr;
-                                       tStr  = "Database insert failed\n\n";
-                                       tStr += GetExtendedDBErrorMsg(__FILE__,__LINE__);
-                                       wxMessageBox(tStr,"ODBC Error...",wxOK | wxICON_EXCLAMATION);
-                               }
-                       }
-               }
-               else  // mode == mEdit
-               {
-                       if (!Contact->Update())
-                       {
-                               wxString tStr;
-                               tStr  = "Database update failed\n\n";
-                               tStr += GetExtendedDBErrorMsg(__FILE__,__LINE__);
-                               wxMessageBox(tStr,"ODBC Error...",wxOK | wxICON_EXCLAMATION);
-                               failed = TRUE;
-                       }
-               }
-
-               if (!failed)
-               {
-                       Contact->pDb->CommitTrans();
-                       SetMode(mView);  // Sets the dialog mode back to viewing after save is successful
-               }
-               else
-                       Contact->pDb->RollbackTrans();
-
-               wxEndBusyCursor();
-       }
-
-       return !failed;
+    bool failed = FALSE;
+
+    // Read the data in the widgets of the dialog to get the user's data
+    if (!GetData())
+        failed = TRUE;
+
+    // Perform any other required validations necessary before saving
+    if (!failed)
+    {
+        wxBeginBusyCursor();
+
+        if (mode == mCreate)
+        {
+            RETCODE result = Contact->Insert();
+
+            failed = (result != DB_SUCCESS);
+            if (failed)
+            {
+                // Some errors may be expected, like a duplicate key, so handle those instances with
+                // specific error messages.
+                if (result == DB_ERR_INTEGRITY_CONSTRAINT_VIOL)
+                {
+                    wxString tStr;
+                    tStr  = "A duplicate key value already exists in the table.\nUnable to save record\n\n";
+                    tStr += GetExtendedDBErrorMsg(Contact->GetDb(),__FILE__,__LINE__);
+                    wxMessageBox(tStr,"ODBC Error...",wxOK | wxICON_EXCLAMATION);
+                }
+                else
+                {
+                    // Some other unexpexted error occurred
+                    wxString tStr;
+                    tStr  = "Database insert failed\n\n";
+                    tStr += GetExtendedDBErrorMsg(Contact->GetDb(),__FILE__,__LINE__);
+                    wxMessageBox(tStr,"ODBC Error...",wxOK | wxICON_EXCLAMATION);
+                }
+            }
+        }
+        else  // mode == mEdit
+        {
+            if (!Contact->Update())
+            {
+                wxString tStr;
+                tStr  = "Database update failed\n\n";
+                tStr += GetExtendedDBErrorMsg(Contact->GetDb(),__FILE__,__LINE__);
+                wxMessageBox(tStr,"ODBC Error...",wxOK | wxICON_EXCLAMATION);
+                failed = TRUE;
+            }
+        }
+
+        if (!failed)
+        {
+            Contact->GetDb()->CommitTrans();
+            SetMode(mView);  // Sets the dialog mode back to viewing after save is successful
+        }
+        else
+            Contact->GetDb()->RollbackTrans();
+
+        wxEndBusyCursor();
+    }
+
+    return !failed;
 }  // CeditorDlg::Save()
 
 
@@ -1208,27 +1326,30 @@ bool CeditorDlg::Save()
  */
 bool CeditorDlg::GetNextRec()
 {
-       wxString w;
-
-/*
-       w  = "NAME = (SELECT MIN(NAME) FROM ";
-*/
-       w  = "NAME = (SELECT NAME FROM ";
-       w += Contact->tableName;
-       w += " WHERE NAME > '";
-       w += Contact->Name;
-       w += "'";
-
-       // If a query where string is currently set, append that criteria
-       if (!Contact->qryWhereStr.IsEmpty())
-       {
-               w += " AND (";
-               w += Contact->qryWhereStr;
-               w += ")";
-       }
-
-       w += ")";
-       return(GetRec((char*) (const char*) w));
+    wxString w;
+
+    if (Contact->GetDb()->Dbms() != dbmsPOSTGRES && Contact->GetDb()->Dbms() != dbmsMY_SQL)
+    {
+        w  = "NAME = (SELECT MIN(NAME) FROM ";
+        w += Contact->GetTableName();
+        w += " WHERE NAME > '";
+    }
+    else
+        w = "(NAME > '";
+
+    w += Contact->Name;
+    w += "'";
+
+    // If a query where string is currently set, append that criteria
+    if (!Contact->qryWhereStr.IsEmpty())
+    {
+        w += " AND (";
+        w += Contact->qryWhereStr;
+        w += ")";
+    }
+
+    w += ")";
+    return(GetRec((char*) (const char*) w));
 
 }  // CeditorDlg::GetNextRec()
 
@@ -1240,25 +1361,31 @@ bool CeditorDlg::GetNextRec()
  */
 bool CeditorDlg::GetPrevRec()
 {
-       wxString w;
+    wxString w;
 
-       w  = "NAME = (SELECT MAX(NAME) FROM ";
-       w +=    Contact->tableName;
-       w += " WHERE NAME < '";
-       w += Contact->Name;
-       w += "'";
+    if (Contact->GetDb()->Dbms() != dbmsPOSTGRES && Contact->GetDb()->Dbms() != dbmsMY_SQL)
+    {
+        w  = "NAME = (SELECT MAX(NAME) FROM ";
+        w += Contact->GetTableName();
+        w += " WHERE NAME < '";
+    }
+    else
+        w = "(NAME < '";
 
-       // If a query where string is currently set, append that criteria
-       if (!Contact->qryWhereStr.IsEmpty())
-       {
-               w += " AND (";
-               w += Contact->qryWhereStr;
-               w += ")";
-       }
+    w += Contact->Name;
+    w += "'";
 
-       w += ")";
+    // If a query where string is currently set, append that criteria
+    if (!Contact->qryWhereStr.IsEmpty())
+    {
+        w += " AND (";
+        w += Contact->qryWhereStr;
+        w += ")";
+    }
 
-       return(GetRec((char*) (const char*)w));
+    w += ")";
+
+    return(GetRec((char*) (const char*)w));
 
 }  // CeditorDlg::GetPrevRec()
 
@@ -1269,26 +1396,26 @@ bool CeditorDlg::GetPrevRec()
  */
 bool CeditorDlg::GetRec(char *whereStr)
 {
-       Contact->where = whereStr;
-       Contact->orderBy = "NAME";
-       
-       if (!Contact->Query())
-       {
-               wxString tStr;
-               tStr  = "ODBC error during Query()\n\n";
-               tStr += GetExtendedDBErrorMsg(__FILE__,__LINE__);
-               wxMessageBox(tStr,"ODBC Error...",wxOK | wxICON_EXCLAMATION);
-
-               return(FALSE);
-       }
-
-       if (Contact->GetNext())
-       {
-               PutData();
-               return(TRUE);
-       }
-       else
-               return(FALSE);
+    Contact->SetWhereClause(whereStr);
+    Contact->SetOrderByClause("NAME");
+
+    if (!Contact->Query())
+    {
+        wxString tStr;
+        tStr  = "ODBC error during Query()\n\n";
+        tStr += GetExtendedDBErrorMsg(Contact->GetDb(),__FILE__,__LINE__);
+        wxMessageBox(tStr,"ODBC Error...",wxOK | wxICON_EXCLAMATION);
+
+        return(FALSE);
+    }
+
+    if (Contact->GetNext())
+    {
+        PutData();
+        return(TRUE);
+    }
+    else
+        return(FALSE);
 }  // CeditorDlg::GetRec()
 
 
@@ -1296,749 +1423,795 @@ bool CeditorDlg::GetRec(char *whereStr)
 /*
  * CparameterDlg constructor
  */
-CparameterDlg::CparameterDlg(wxWindow *parent) : wxDialog (parent, PARAMETER_DIALOG, "ODBC parameter settings", wxPoint(-1, -1), wxSize(400, 275))
-{
-       // Since the ::OnCommand() function is overridden, this prevents the widget
-       // detection in ::OnCommand() until all widgets have been initialized to prevent
-       // uninitialized pointers from crashing the program
-       widgetPtrsSet = FALSE;
-
-       pParamODBCSourceMsg     = new wxStaticText(this, PARAMETER_DIALOG_SOURCE_MSG, "ODBC data sources:", wxPoint(10, 10), wxSize(-1, -1), 0, "ParamODBCSourceMsg");
-       pParamODBCSourceList    = new wxListBox(this, PARAMETER_DIALOG_SOURCE_LISTBOX, wxPoint(10, 29), wxSize(285, 150), 0, 0, wxLB_SINGLE|wxLB_ALWAYS_SB, wxDefaultValidator, "ParamODBCSourceList");
-
-       pParamUserNameMsg               = new wxStaticText(this, PARAMETER_DIALOG_NAME_MSG, "Database user name:", wxPoint(10, 193), wxSize(-1, -1), 0, "ParamUserNameMsg");
-       pParamUserNameTxt               = new wxTextCtrl(this, PARAMETER_DIALOG_NAME_TEXT, "", wxPoint(10, 209), wxSize(140, 25), 0, wxDefaultValidator, "ParamUserNameTxt");
-
-       pParamPasswordMsg               = new wxStaticText(this, PARAMETER_DIALOG_PASSWORD_MSG, "Password:", wxPoint(156, 193), wxSize(-1, -1), 0, "ParamPasswordMsg");
-       pParamPasswordTxt               = new wxTextCtrl(this, PARAMETER_DIALOG_PASSWORD_TEXT, "", wxPoint(156, 209), wxSize(140, 25), 0, wxDefaultValidator, "ParamPasswordTxt");
-
-       pParamSaveBtn                   = new wxButton(this, PARAMETER_DIALOG_SAVE, "&Save",    wxPoint(310,  21), wxSize(70, 35), 0, wxDefaultValidator, "ParamSaveBtn");
-       pParamCancelBtn         = new wxButton(this, PARAMETER_DIALOG_CANCEL, "C&ancel",        wxPoint(310,  66), wxSize(70, 35), 0, wxDefaultValidator, "ParamCancelBtn");
 
-       // Now that all the widgets on the panel are created, its safe to allow ::OnCommand() to 
-       // handle all widget processing
-       widgetPtrsSet = TRUE;
-
-       saved = FALSE;
-       savedParamSettings = wxGetApp().params;
+BEGIN_EVENT_TABLE(CparameterDlg, wxDialog)
+    EVT_BUTTON(PARAMETER_DIALOG_SAVE,  CparameterDlg::OnButton)
+    EVT_BUTTON(PARAMETER_DIALOG_CANCEL,  CparameterDlg::OnButton)
+    EVT_CLOSE(CparameterDlg::OnCloseWindow)
+END_EVENT_TABLE()
 
-       Centre(wxBOTH);
-       PutData();
-       ShowModal();
+CparameterDlg::CparameterDlg(wxWindow *parent) : wxDialog (parent, PARAMETER_DIALOG, "ODBC parameter settings", wxPoint(-1, -1), wxSize(400, 325))
+{
+    // Since the ::OnCommand() function is overridden, this prevents the widget
+    // detection in ::OnCommand() until all widgets have been initialized to prevent
+    // uninitialized pointers from crashing the program
+    widgetPtrsSet = FALSE;
+
+    pParamODBCSourceMsg  = new wxStaticText(this, PARAMETER_DIALOG_SOURCE_MSG,   "ODBC data sources:",   wxPoint( 10, 10),    wxSize( -1,  -1), 0, "ParamODBCSourceMsg");
+    pParamODBCSourceList = new wxListBox(this, PARAMETER_DIALOG_SOURCE_LISTBOX,                          wxPoint( 10, 29),    wxSize(285, 150), 0, 0, wxLB_SINGLE|wxLB_ALWAYS_SB, wxDefaultValidator, "ParamODBCSourceList");
+    pParamUserNameMsg    = new wxStaticText(this, PARAMETER_DIALOG_NAME_MSG,     "Database user name:",  wxPoint( 10, 193),   wxSize( -1,  -1), 0, "ParamUserNameMsg");
+    pParamUserNameTxt    = new wxTextCtrl(this, PARAMETER_DIALOG_NAME_TEXT,      "", wxPoint(10, 209),   wxSize( 140, 25),    0, wxDefaultValidator, "ParamUserNameTxt");
+    pParamPasswordMsg    = new wxStaticText(this, PARAMETER_DIALOG_PASSWORD_MSG, "Password:",            wxPoint(156, 193),   wxSize( -1,  -1), 0, "ParamPasswordMsg");
+    pParamPasswordTxt    = new wxTextCtrl(this, PARAMETER_DIALOG_PASSWORD_TEXT,  "", wxPoint(156, 209),  wxSize( 140,  25),   0, wxDefaultValidator, "ParamPasswordTxt");
+    pParamDirPathMsg     = new wxStaticText(this, PARAMETER_DIALOG_DIRPATH_MSG,  "Directory:",           wxPoint( 10, 243),   wxSize( -1,  -1), 0, "ParamDirPathMsg");
+    pParamDirPathTxt     = new wxTextCtrl(this, PARAMETER_DIALOG_DIRPATH_TEXT,   "",                     wxPoint( 10, 259),   wxSize(140,  25), 0, wxDefaultValidator, "ParamDirPathTxt");
+    pParamSaveBtn        = new wxButton(this, PARAMETER_DIALOG_SAVE,             "&Save",                wxPoint(310,  21),   wxSize( 70,  35), 0, wxDefaultValidator, "ParamSaveBtn");
+    pParamCancelBtn      = new wxButton(this, PARAMETER_DIALOG_CANCEL,           "C&ancel",              wxPoint(310,  66),   wxSize( 70,  35), 0, wxDefaultValidator, "ParamCancelBtn");
+
+    // Now that all the widgets on the panel are created, its safe to allow ::OnCommand() to 
+    // handle all widget processing
+    widgetPtrsSet = TRUE;
+
+    saved = FALSE;
+    savedParamSettings = wxGetApp().params;
+
+    Centre(wxBOTH);
+    PutData();
+    ShowModal();
 }  // CparameterDlg constructor
 
 
-bool CparameterDlg::OnClose()
+void CparameterDlg::OnCloseWindow(wxCloseEvent& event)
 {
-       // Put any additional checking necessary to make certain it is alright
-       // to close the program here that is not done elsewhere
-       if (!saved)
-       {
-               bool Ok = (wxMessageBox("No changes have been saved.\n\nAre you sure you wish exit the parameter screen?","Confirm",wxYES_NO|wxICON_QUESTION) == wxYES);
+    // Put any additional checking necessary to make certain it is alright
+    // to close the program here that is not done elsewhere
+    if (!saved)
+    {
+        bool Ok = (wxMessageBox("No changes have been saved.\n\nAre you sure you wish exit the parameter screen?","Confirm",wxYES_NO|wxICON_QUESTION) == wxYES);
+        
+        if (!Ok)
+        {
+            event.Veto();
+            return;
+        }
+        
+        wxGetApp().params = savedParamSettings;
+    }
+
+    if (GetParent() != NULL)
+        GetParent()->SetFocus();
+
+    while (wxIsBusy())
+        wxEndBusyCursor();
+
+    Show(FALSE);
+    SetReturnCode(0);  // added so BoundsChecker would not report use of uninitialized variable
 
-               if (!Ok)
-                       return FALSE;
+    this->Destroy();
+}  // CparameterDlg::OnCloseWindow()
 
-               wxGetApp().params = savedParamSettings;
-       }
 
-       if (GetParent() != NULL)
-               GetParent()->SetFocus();
-       return TRUE;
-}  // Cparameter::OnClose()
+void CparameterDlg::OnButton( wxCommandEvent &event )
+{
+    wxWindow *win = (wxWindow*) event.GetEventObject();
+    OnCommand( *win, event );
+}
 
 
 void CparameterDlg::OnCommand(wxWindow& win, wxCommandEvent& event)
 {
-       wxString widgetName;
-       
-       widgetName = win.GetName();
-
-       if (!widgetPtrsSet)
-               return;
-
-       if (widgetName == pParamSaveBtn->GetName())
-       {
-               if (Save())
-               {
-                       wxString tStr;
-                       tStr = "Database parameters have been saved.";
-                       if (GetParent() != NULL)  // The parameter dialog was not called during startup due to a missing cfg file
-                               tStr += "\nNew parameters will take effect the next time the program is started.";
-                       wxMessageBox(tStr,"Notice...",wxOK | wxICON_INFORMATION);
-                       saved = TRUE;
-                       Close();
-               }
-               return;
-       }
-
-       if (widgetName == pParamCancelBtn->GetName())
-       {
-               Close();
-               return;
-       }
+    wxString widgetName;
+    
+    widgetName = win.GetName();
+
+    if (!widgetPtrsSet)
+        return;
+
+    if (widgetName == pParamSaveBtn->GetName())
+    {
+        if (Save())
+        {
+            wxString tStr;
+            tStr = "Database parameters have been saved.";
+            if (GetParent() != NULL)  // The parameter dialog was not called during startup due to a missing cfg file
+                tStr += "\nNew parameters will take effect the next time the program is started.";
+            wxMessageBox(tStr,"Notice...",wxOK | wxICON_INFORMATION);
+            saved = TRUE;
+            Close();
+        }
+        return;
+    }
+
+    if (widgetName == pParamCancelBtn->GetName())
+    {
+        Close();
+        return;
+    }
 }  // CparameterDlg::OnCommand()
 
 
 bool CparameterDlg::PutData()
 {
-       // Fill the data source list box
-       FillDataSourceList();
-
-       // Fill in the fields from the params object
-       pParamODBCSourceList->SetStringSelection(wxGetApp().params.ODBCSource);
-       pParamUserNameTxt->SetValue(wxGetApp().params.UserName);
-       pParamPasswordTxt->SetValue(wxGetApp().params.Password);
-       return TRUE;
+    // Fill the data source list box
+    FillDataSourceList();
+
+    // Fill in the fields from the params object
+    if (wxGetApp().params.ODBCSource && wxStrlen(wxGetApp().params.ODBCSource))
+        pParamODBCSourceList->SetStringSelection(wxGetApp().params.ODBCSource);
+    pParamUserNameTxt->SetValue(wxGetApp().params.UserName);
+    pParamPasswordTxt->SetValue(wxGetApp().params.Password);
+    pParamDirPathTxt->SetValue(wxGetApp().params.DirPath);
+    return TRUE;
 }  // CparameterDlg::PutData()
 
 
 bool CparameterDlg::GetData()
 {
-       wxString tStr;
-       if (pParamODBCSourceList->GetStringSelection())
-       {
-               tStr = pParamODBCSourceList->GetStringSelection();
-               if (tStr.Length() > (sizeof(wxGetApp().params.ODBCSource)-1))
-               {
-                       wxString errmsg;
-                       errmsg.Printf("ODBC Data source name is longer than the data structure to hold it.\n'Cparameter.ODBCSource' must have a larger character array\nto handle a data source with this long of a name\n\nThe data source currently selected is %d characters long.",tStr.Length());
-                       wxMessageBox(errmsg,"Internal program error...",wxOK | wxICON_EXCLAMATION);
-                       return FALSE;
-               }
-               strcpy(wxGetApp().params.ODBCSource, tStr);
-       }
-       else
-               return FALSE;
-       
-       tStr = pParamUserNameTxt->GetValue();
-       if (tStr.Length() > (sizeof(wxGetApp().params.UserName)-1))
-       {
-               wxString errmsg;
-               errmsg.Printf("User name is longer than the data structure to hold it.\n'Cparameter.UserName' must have a larger character array\nto handle a data source with this long of a name\n\nThe user name currently specified is %d characters long.",tStr.Length());
-               wxMessageBox(errmsg,"Internal program error...",wxOK | wxICON_EXCLAMATION);
-               return FALSE;
-       }
-       strcpy(wxGetApp().params.UserName, tStr);
-
-       tStr = pParamPasswordTxt->GetValue();
-       if (tStr.Length() > (sizeof(wxGetApp().params.Password)-1))
-       {
-               wxString errmsg;
-               errmsg.Printf("Password is longer than the data structure to hold it.\n'Cparameter.Password' must have a larger character array\nto handle a data source with this long of a name\n\nThe password currently specified is %d characters long.",tStr.Length());
-               wxMessageBox(errmsg,"Internal program error...",wxOK | wxICON_EXCLAMATION);
-               return FALSE;
-       }
-       strcpy(wxGetApp().params.Password,tStr);
-       return TRUE;
+    wxString tStr;
+    if (pParamODBCSourceList->GetStringSelection() != "")
+    {
+        tStr = pParamODBCSourceList->GetStringSelection();
+        if (tStr.Length() > (sizeof(wxGetApp().params.ODBCSource)-1))
+        {
+            wxString errmsg;
+            errmsg.Printf("ODBC Data source name is longer than the data structure to hold it.\n'Cparameter.ODBCSource' must have a larger character array\nto handle a data source with this long of a name\n\nThe data source currently selected is %d characters long.",tStr.Length());
+            wxMessageBox(errmsg,"Internal program error...",wxOK | wxICON_EXCLAMATION);
+            return FALSE;
+        }
+        wxStrcpy(wxGetApp().params.ODBCSource, tStr);
+    }
+    else
+        return FALSE;
+    
+    tStr = pParamUserNameTxt->GetValue();
+    if (tStr.Length() > (sizeof(wxGetApp().params.UserName)-1))
+    {
+        wxString errmsg;
+        errmsg.Printf("User name is longer than the data structure to hold it.\n'Cparameter.UserName' must have a larger character array\nto handle a data source with this long of a name\n\nThe user name currently specified is %d characters long.",tStr.Length());
+        wxMessageBox(errmsg,"Internal program error...",wxOK | wxICON_EXCLAMATION);
+        return FALSE;
+    }
+    wxStrcpy(wxGetApp().params.UserName, tStr);
+
+    tStr = pParamPasswordTxt->GetValue();
+    if (tStr.Length() > (sizeof(wxGetApp().params.Password)-1))
+    {
+        wxString errmsg;
+        errmsg.Printf("Password is longer than the data structure to hold it.\n'Cparameter.Password' must have a larger character array\nto handle a data source with this long of a name\n\nThe password currently specified is %d characters long.",tStr.Length());
+        wxMessageBox(errmsg,"Internal program error...",wxOK | wxICON_EXCLAMATION);
+        return FALSE;
+    }
+    wxStrcpy(wxGetApp().params.Password,tStr);
+
+    tStr = pParamDirPathTxt->GetValue();
+    tStr.Replace("\\","/");
+    if (tStr.Length() > (sizeof(wxGetApp().params.DirPath)-1))
+    {
+        wxString errmsg;
+        errmsg.Printf("DirPath is longer than the data structure to hold it.\n'Cparameter.DirPath' must have a larger character array\nto handle a data source with this long of a name\n\nThe password currently specified is %d characters long.",tStr.Length());
+        wxMessageBox(errmsg,"Internal program error...",wxOK | wxICON_EXCLAMATION);
+        return FALSE;
+    }
+    wxStrcpy(wxGetApp().params.DirPath,tStr);
+    return TRUE;
 }  // CparameterDlg::GetData()
 
 
 bool CparameterDlg::Save()
 {
-       Cparameters saveParams = wxGetApp().params;
-       if (!GetData())
-       {
-               wxGetApp().params = saveParams;
-               return FALSE;
-       }
-
-       FILE *paramFile;
-       if ((paramFile = fopen(paramFilename, "wt")) == NULL)
-       {
-               wxString tStr;
-               tStr.Printf("Unable to write/overwrite '%s'.",paramFilename);
-               wxMessageBox(tStr,"File I/O Error...",wxOK | wxICON_EXCLAMATION);
-               return FALSE;
-       }
-
-       fputs(wxGetApp().params.ODBCSource, paramFile);
-       fputc('\n', paramFile);
-       fputs(wxGetApp().params.UserName, paramFile);
-       fputc('\n', paramFile);
-       fputs(wxGetApp().params.Password, paramFile);
-       fputc('\n', paramFile);
-       fclose(paramFile);
-
-       return TRUE;
+    Cparameters saveParams = wxGetApp().params;
+    if (!GetData())
+    {
+        wxGetApp().params = saveParams;
+        return FALSE;
+    }
+
+    FILE *paramFile;
+    if ((paramFile = fopen(paramFilename, "wt")) == NULL)
+    {
+        wxString tStr;
+        tStr.Printf("Unable to write/overwrite '%s'.",paramFilename);
+        wxMessageBox(tStr,"File I/O Error...",wxOK | wxICON_EXCLAMATION);
+        return FALSE;
+    }
+
+    fputs(wxGetApp().params.ODBCSource, paramFile);
+    fputc('\n', paramFile);
+    fputs(wxGetApp().params.UserName, paramFile);
+    fputc('\n', paramFile);
+    fputs(wxGetApp().params.Password, paramFile);
+    fputc('\n', paramFile);
+    fputs(wxGetApp().params.DirPath, paramFile);
+    fputc('\n', paramFile);
+    fclose(paramFile);
+
+    return TRUE;
 }  // CparameterDlg::Save()
 
 
 void CparameterDlg::FillDataSourceList()
 {
-       char Dsn[SQL_MAX_DSN_LENGTH + 1];
-       char DsDesc[255];
-       wxStringList strList;
+    char Dsn[SQL_MAX_DSN_LENGTH + 1];
+    char DsDesc[255];
+    wxStringList strList;
+
+    while (wxDbGetDataSource(DbConnectInf.Henv, Dsn, SQL_MAX_DSN_LENGTH+1, DsDesc, 255))
+        strList.Add(Dsn);
 
-       while(GetDataSource(DbConnectInf.Henv, Dsn, SQL_MAX_DSN_LENGTH+1, DsDesc, 255))
-               strList.Add(Dsn);
+    strList.Sort();
+    strList.Add("");
+    char **p = strList.ListToArray();
 
-       strList.Sort();
-       strList.Add("");
-       char **p = strList.ListToArray();
+    int i;
+    for (i = 0; wxStrlen(p[i]); i++)
+        pParamODBCSourceList->Append(p[i]);
 
-       for (int i = 0; strlen(p[i]); i++)
-               pParamODBCSourceList->Append(p[i]);
+     delete p;
 }  // CparameterDlg::CparameterDlg::FillDataSourceList()
 
 
 BEGIN_EVENT_TABLE(CqueryDlg, wxDialog)
     EVT_BUTTON(-1,  CqueryDlg::OnButton)
+    EVT_CLOSE(CqueryDlg::OnCloseWindow)
 END_EVENT_TABLE()
+
  
 // CqueryDlg() constructor
-CqueryDlg::CqueryDlg(wxWindow *parent, wxDB *pDb, char *tblName[], char *pWhereArg) : wxDialog (parent, QUERY_DIALOG, "Query", wxPoint(-1, -1), wxSize(480, 360))
+CqueryDlg::CqueryDlg(wxWindow *parent, wxDb *pDb, char *tblName[], char *pWhereArg) : wxDialog (parent, QUERY_DIALOG, "Query", wxPoint(-1, -1), wxSize(480, 360))
 {
-       wxBeginBusyCursor();
-
-       colInf = 0;
-       dbTable = 0;
-       masterTableName = tblName[0];
-       widgetPtrsSet = FALSE;
-       pDB = pDb;
-
-       // Initialize the WHERE clause from the string passed in
-       pWhere = pWhereArg;                                                                                     // Save a pointer to the output buffer
-       if (strlen(pWhere) > DB_MAX_WHERE_CLAUSE_LEN)           // Check the length of the buffer passed in
-       {
-               wxString s;
-               s.Printf("Maximum where clause length exceeded.\nLength must be less than %d", DB_MAX_WHERE_CLAUSE_LEN+1);
-               wxMessageBox(s,"Error...",wxOK | wxICON_EXCLAMATION);
-               Close();
-               return;
-       }
-
-       pQueryCol1Msg                   = new wxStaticText(this, QUERY_DIALOG_COL_MSG, "Column 1:", wxPoint(10, 10), wxSize(69, 16), 0, "QueryCol1Msg");
-       pQueryCol1Choice                = new wxChoice(this, QUERY_DIALOG_COL_CHOICE, wxPoint(10, 27), wxSize(250, 27), 0, 0, 0, wxDefaultValidator, "QueryCol1Choice");
-
-       pQueryNotMsg                    = new wxStaticText(this, QUERY_DIALOG_NOT_MSG, "NOT", wxPoint(268, 10), wxSize(-1, -1), 0, "QueryNotMsg");
-       pQueryNotCheck                  = new wxCheckBox(this, QUERY_DIALOG_NOT_CHECKBOX, "", wxPoint(275, 37), wxSize(20, 20), 0, wxDefaultValidator, "QueryNotCheck");
-
-       wxString choice_strings[9];
-       choice_strings[0] = "=";
-       choice_strings[1] = "<";
-       choice_strings[2] = ">";
-       choice_strings[3] = "<=";
-       choice_strings[4] = ">=";
-       choice_strings[5] = "Begins";
-       choice_strings[6] = "Contains";
-       choice_strings[7] = "Like";
-       choice_strings[8] = "Between";
-       pQueryOperatorMsg               = new wxStaticText(this, QUERY_DIALOG_OP_MSG, "Operator:", wxPoint(305, 10), wxSize(-1, -1), 0, "QueryOperatorMsg");
-       pQueryOperatorChoice    = new wxChoice(this, QUERY_DIALOG_OP_CHOICE, wxPoint(305, 27), wxSize(80, 27), 9, choice_strings, 0, wxDefaultValidator, "QueryOperatorChoice");
-
-       pQueryCol2Msg                   = new wxStaticText(this, QUERY_DIALOG_COL2_MSG, "Column 2:", wxPoint(10, 65), wxSize(69, 16), 0, "QueryCol2Msg");
-       pQueryCol2Choice                = new wxChoice(this, QUERY_DIALOG_COL2_CHOICE, wxPoint(10, 82), wxSize(250, 27), 0, 0, 0, wxDefaultValidator, "QueryCol2Choice");
-
-       pQuerySqlWhereMsg               = new wxStaticText(this, QUERY_DIALOG_WHERE_MSG, "SQL where clause:", wxPoint(10, 141), wxSize(-1, -1), 0, "QuerySqlWhereMsg");
-       pQuerySqlWhereMtxt      = new wxTextCtrl(this, QUERY_DIALOG_WHERE_TEXT, "", wxPoint(10, 159), wxSize(377, 134), wxTE_MULTILINE, wxDefaultValidator, "QuerySqlWhereMtxt");
-
-       pQueryAddBtn                    = new wxButton(this, QUERY_DIALOG_ADD, "&Add",  wxPoint(406,  24), wxSize(56, 26), 0, wxDefaultValidator, "QueryAddBtn");
-       pQueryAndBtn                    = new wxButton(this, QUERY_DIALOG_AND, "A&nd",  wxPoint(406,  58), wxSize(56, 26), 0, wxDefaultValidator, "QueryAndBtn");
-       pQueryOrBtn                             = new wxButton(this, QUERY_DIALOG_OR, "&Or",    wxPoint(406,  92), wxSize(56, 26), 0, wxDefaultValidator, "QueryOrBtn");
-
-       pQueryLParenBtn         = new wxButton(this, QUERY_DIALOG_LPAREN, "(",  wxPoint(406, 126), wxSize(26, 26), 0, wxDefaultValidator, "QueryLParenBtn");
-       pQueryRParenBtn         = new wxButton(this, QUERY_DIALOG_RPAREN, ")",  wxPoint(436, 126), wxSize(26, 26), 0, wxDefaultValidator, "QueryRParenBtn");
-
-       pQueryDoneBtn                   = new wxButton(this, QUERY_DIALOG_DONE, "&Done",         wxPoint(406, 185), wxSize(56, 26), 0, wxDefaultValidator, "QueryDoneBtn");
-       pQueryClearBtn                  = new wxButton(this, QUERY_DIALOG_CLEAR, "C&lear", wxPoint(406, 218), wxSize(56, 26), 0, wxDefaultValidator, "QueryClearBtn");
-       pQueryCountBtn                  = new wxButton(this, QUERY_DIALOG_COUNT, "&Count", wxPoint(406, 252), wxSize(56, 26), 0, wxDefaultValidator, "QueryCountBtn");
-
-       pQueryValue1Msg         = new wxStaticText(this, QUERY_DIALOG_VALUE1_MSG, "Value:", wxPoint(277, 66), wxSize(-1, -1), 0, "QueryValue1Msg");
-       pQueryValue1Txt         = new wxTextCtrl(this, QUERY_DIALOG_VALUE1_TEXT, "", wxPoint(277, 83), wxSize(108, 25), 0, wxDefaultValidator, "QueryValue1Txt");
-
-       pQueryValue2Msg         = new wxStaticText(this, QUERY_DIALOG_VALUE2_MSG, "AND", wxPoint(238, 126), wxSize(-1, -1), 0, "QueryValue2Msg");
-       pQueryValue2Txt         = new wxTextCtrl(this, QUERY_DIALOG_VALUE2_TEXT, "", wxPoint(277, 120), wxSize(108, 25), 0, wxDefaultValidator, "QueryValue2Txt");
-
-       pQueryHintGrp                   = new wxStaticBox(this, QUERY_DIALOG_HINT_GROUP, "",  wxPoint(10, 291), wxSize(377, 40), 0, "QueryHintGrp");
-       pQueryHintMsg                   = new wxStaticText(this, QUERY_DIALOG_HINT_MSG, "", wxPoint(16, 306), wxSize(-1, -1), 0, "QueryHintMsg");
-
-       widgetPtrsSet = TRUE;
-       // Initialize the dialog
-       wxString qualName;
-       pQueryCol2Choice->Append("VALUE -->");
-       colInf = pDB->GetColumns(tblName);
-       for (int i = 0; colInf[i].colName && strlen(colInf[i].colName); i++)
-       {
-               // If there is more than one table being queried, qualify
-               // the column names with the table name prefix.
-               if (tblName[1] && strlen(tblName[1]))
-               {
-                       qualName.Printf("%s.%s", colInf[i].tableName, colInf[i].colName);
-                       pQueryCol1Choice->Append(qualName);
-                       pQueryCol2Choice->Append(qualName);
-               }
-               else  // Single table query, append just the column names
-               {
-                       pQueryCol1Choice->Append(colInf[i].colName);
-                       pQueryCol2Choice->Append(colInf[i].colName);
-               }
-       }
-
-       pQueryCol1Choice->SetSelection(0);
-       pQueryCol2Choice->SetSelection(0);
-       pQueryOperatorChoice->SetSelection(0);
-
-       pQueryValue2Msg->Show(FALSE);
-       pQueryValue2Txt->Show(FALSE);
-
-       pQueryHintMsg->SetLabel(langQRY_EQ);
-
-       pQuerySqlWhereMtxt->SetValue(pWhere);
-
-       wxEndBusyCursor();
-
-       // Display the dialog window
-       Centre(wxBOTH);
-       ShowModal();
-
+    wxBeginBusyCursor();
+
+    colInf = 0;
+    dbTable = 0;
+    masterTableName = tblName[0];
+    widgetPtrsSet = FALSE;
+    pDB = pDb;
+
+    // Initialize the WHERE clause from the string passed in
+    pWhere = pWhereArg;                                            // Save a pointer to the output buffer
+    if (wxStrlen(pWhere) > (unsigned int)DB_MAX_WHERE_CLAUSE_LEN)  // Check the length of the buffer passed in
+    {
+        wxString s;
+        s.Printf("Maximum where clause length exceeded.\nLength must be less than %d", DB_MAX_WHERE_CLAUSE_LEN+1);
+        wxMessageBox(s,"Error...",wxOK | wxICON_EXCLAMATION);
+        Close();
+        return;
+    }
+
+    pQueryCol1Msg           = new wxStaticText(this, QUERY_DIALOG_COL_MSG,    "Column 1:",   wxPoint( 10,  10), wxSize( 69,  16), 0, "QueryCol1Msg");
+    pQueryCol1Choice        = new wxChoice(this, QUERY_DIALOG_COL_CHOICE,                    wxPoint( 10,  27), wxSize(250,  27), 0, 0, 0, wxDefaultValidator, "QueryCol1Choice");
+    pQueryNotMsg            = new wxStaticText(this, QUERY_DIALOG_NOT_MSG,    "NOT",         wxPoint(268,  10), wxSize( -1,  -1), 0, "QueryNotMsg");
+    pQueryNotCheck          = new wxCheckBox(this, QUERY_DIALOG_NOT_CHECKBOX, "",            wxPoint(275,  37), wxSize( 20,  20), 0, wxDefaultValidator, "QueryNotCheck");
+
+    wxString choice_strings[9];
+    choice_strings[0] = "=";
+    choice_strings[1] = "<";
+    choice_strings[2] = ">";
+    choice_strings[3] = "<=";
+    choice_strings[4] = ">=";
+    choice_strings[5] = "Begins";
+    choice_strings[6] = "Contains";
+    choice_strings[7] = "Like";
+    choice_strings[8] = "Between";
+
+    pQueryOperatorMsg       = new wxStaticText(this, QUERY_DIALOG_OP_MSG,       "Operator:",            wxPoint(305,  10), wxSize( -1,  -1), 0, "QueryOperatorMsg");
+    pQueryOperatorChoice    = new wxChoice(this, QUERY_DIALOG_OP_CHOICE,                                wxPoint(305,  27), wxSize( 80,  27), 9, choice_strings, 0, wxDefaultValidator, "QueryOperatorChoice");
+    pQueryCol2Msg           = new wxStaticText(this, QUERY_DIALOG_COL2_MSG,     "Column 2:",            wxPoint( 10,  65), wxSize( 69,  16), 0, "QueryCol2Msg");
+    pQueryCol2Choice        = new wxChoice(this, QUERY_DIALOG_COL2_CHOICE,                              wxPoint( 10,  82), wxSize(250,  27), 0, 0, 0, wxDefaultValidator, "QueryCol2Choice");
+    pQuerySqlWhereMsg       = new wxStaticText(this, QUERY_DIALOG_WHERE_MSG,    "SQL where clause:",    wxPoint( 10, 141), wxSize( -1,  -1), 0, "QuerySqlWhereMsg");
+    pQuerySqlWhereMtxt      = new wxTextCtrl(this, QUERY_DIALOG_WHERE_TEXT,     "",                     wxPoint( 10, 159), wxSize(377, 134), wxTE_MULTILINE, wxDefaultValidator, "QuerySqlWhereMtxt");
+    pQueryAddBtn            = new wxButton(this, QUERY_DIALOG_ADD,              "&Add",                 wxPoint(406,  24), wxSize( 56,  26), 0, wxDefaultValidator, "QueryAddBtn");
+    pQueryAndBtn            = new wxButton(this, QUERY_DIALOG_AND,              "A&nd",                 wxPoint(406,  58), wxSize( 56,  26), 0, wxDefaultValidator, "QueryAndBtn");
+    pQueryOrBtn             = new wxButton(this, QUERY_DIALOG_OR,               "&Or",                  wxPoint(406,  92), wxSize( 56,  26), 0, wxDefaultValidator, "QueryOrBtn");
+    pQueryLParenBtn         = new wxButton(this, QUERY_DIALOG_LPAREN,           "(",                    wxPoint(406, 126), wxSize( 26,  26), 0, wxDefaultValidator, "QueryLParenBtn");
+    pQueryRParenBtn         = new wxButton(this, QUERY_DIALOG_RPAREN,           ")",                    wxPoint(436, 126), wxSize( 26,  26), 0, wxDefaultValidator, "QueryRParenBtn");
+    pQueryDoneBtn           = new wxButton(this, QUERY_DIALOG_DONE,             "&Done",                wxPoint(406, 185), wxSize( 56,  26), 0, wxDefaultValidator, "QueryDoneBtn");
+    pQueryClearBtn          = new wxButton(this, QUERY_DIALOG_CLEAR,            "C&lear",               wxPoint(406, 218), wxSize( 56,  26), 0, wxDefaultValidator, "QueryClearBtn");
+    pQueryCountBtn          = new wxButton(this, QUERY_DIALOG_COUNT,            "&Count",               wxPoint(406, 252), wxSize( 56,  26), 0, wxDefaultValidator, "QueryCountBtn");
+    pQueryValue1Msg         = new wxStaticText(this, QUERY_DIALOG_VALUE1_MSG,   "Value:",               wxPoint(277,  66), wxSize( -1,  -1), 0, "QueryValue1Msg");
+    pQueryValue1Txt         = new wxTextCtrl(this, QUERY_DIALOG_VALUE1_TEXT,    "",                     wxPoint(277,  83), wxSize(108,  25), 0, wxDefaultValidator, "QueryValue1Txt");
+    pQueryValue2Msg         = new wxStaticText(this, QUERY_DIALOG_VALUE2_MSG,   "AND",                  wxPoint(238, 126), wxSize( -1,  -1), 0, "QueryValue2Msg");
+    pQueryValue2Txt         = new wxTextCtrl(this, QUERY_DIALOG_VALUE2_TEXT,    "",                     wxPoint(277, 120), wxSize(108,  25), 0, wxDefaultValidator, "QueryValue2Txt");
+    pQueryHintGrp           = new wxStaticBox(this, QUERY_DIALOG_HINT_GROUP,    "",                     wxPoint( 10, 291), wxSize(377,  40), 0, "QueryHintGrp");
+    pQueryHintMsg           = new wxStaticText(this, QUERY_DIALOG_HINT_MSG,     "",                     wxPoint( 16, 306), wxSize( -1,  -1), 0, "QueryHintMsg");
+
+    widgetPtrsSet = TRUE;
+    // Initialize the dialog
+    wxString qualName;
+    pQueryCol2Choice->Append("VALUE -->");
+    colInf = pDB->GetColumns(tblName);
+
+    if (!colInf)
+    {
+        wxEndBusyCursor();
+        wxString tStr;
+        tStr  = "ODBC error during GetColumns()\n\n";
+        tStr += GetExtendedDBErrorMsg(pDb,__FILE__,__LINE__);
+        wxMessageBox(tStr,"ODBC Error...",wxOK | wxICON_EXCLAMATION);
+        return;
+    }
+
+    int i;
+    for (i = 0; colInf[i].colName && wxStrlen(colInf[i].colName); i++)
+    {
+        // If there is more than one table being queried, qualify
+        // the column names with the table name prefix.
+        if (tblName[1] && wxStrlen(tblName[1]))
+        {
+            qualName.Printf("%s.%s", colInf[i].tableName, colInf[i].colName);
+            pQueryCol1Choice->Append(qualName);
+            pQueryCol2Choice->Append(qualName);
+        }
+        else  // Single table query, append just the column names
+        {
+            pQueryCol1Choice->Append(colInf[i].colName);
+            pQueryCol2Choice->Append(colInf[i].colName);
+        }
+    }
+
+    pQueryCol1Choice->SetSelection(0);
+    pQueryCol2Choice->SetSelection(0);
+    pQueryOperatorChoice->SetSelection(0);
+
+    pQueryValue2Msg->Show(FALSE);
+    pQueryValue2Txt->Show(FALSE);
+
+    pQueryHintMsg->SetLabel(langQRY_EQ);
+
+    pQuerySqlWhereMtxt->SetValue(pWhere);
+
+    wxEndBusyCursor();
+
+    // Display the dialog window
+    Centre(wxBOTH);
+    ShowModal();
 }  // CqueryDlg() constructor
 
 
-void CqueryDlg::OnButton( wxCommandEvent &event )
+CqueryDlg::~CqueryDlg()
+{
+}  // CqueryDlg::~CqueryDlg() destructor
+
+
+void CqueryDlg::OnButton(wxCommandEvent &event)
 {
   wxWindow *win = (wxWindow*) event.GetEventObject();
   OnCommand( *win, event );
-}
+}  // CqueryDlg::OnButton()
+
 
 void CqueryDlg::OnCommand(wxWindow& win, wxCommandEvent& event)
 {
-       // Widget pointers won't be set when the dialog is constructed.
-       // Control is passed through this function once for each widget on
-       // a dialog as the dialog is constructed.
-       if (!widgetPtrsSet)
-               return;
-
-       wxString widgetName = win.GetName();
-
-       // Operator choice box
-       if (widgetName == pQueryOperatorChoice->GetName())
-       {
-               // Set the help text
-               switch((qryOp) pQueryOperatorChoice->GetSelection())
-               {
-               case qryOpEQ:
-                       pQueryHintMsg->SetLabel(langQRY_EQ);
-                       break;
-               case qryOpLT:
-                       pQueryHintMsg->SetLabel(langQRY_LT);
-                       break;
-               case qryOpGT:
-                       pQueryHintMsg->SetLabel(langQRY_GT);
-                       break;
-               case qryOpLE:
-                       pQueryHintMsg->SetLabel(langQRY_LE);
-                       break;
-               case qryOpGE:
-                       pQueryHintMsg->SetLabel(langQRY_GE);
-                       break;
-               case qryOpBEGINS:
-                       pQueryHintMsg->SetLabel(langQRY_BEGINS);
-                       break;
-               case qryOpCONTAINS:
-                       pQueryHintMsg->SetLabel(langQRY_CONTAINS);
-                       break;
-               case qryOpLIKE:
-                       pQueryHintMsg->SetLabel(langQRY_LIKE);
-                       break;
-               case qryOpBETWEEN:
-                       pQueryHintMsg->SetLabel(langQRY_BETWEEN);
-                       break;
-               }
-
-               // Hide the value2 widget
-               pQueryValue2Msg->Show(FALSE);  // BETWEEN will show this widget
-               pQueryValue2Txt->Show(FALSE);  // BETWEEN will show this widget
-
-               // Disable the NOT operator for <, <=, >, >=
-               switch((qryOp) pQueryOperatorChoice->GetSelection())
-               {
-               case qryOpLT:
-               case qryOpGT:
-               case qryOpLE:
-               case qryOpGE:
-                       pQueryNotCheck->SetValue(0);
-                       pQueryNotCheck->Enable(FALSE);
-                       break;
-               default:
-                       pQueryNotCheck->Enable(TRUE);
-                       break;
-               }
-
-               // Manipulate the dialog to handle the selected operator
-               switch((qryOp) pQueryOperatorChoice->GetSelection())
-               {
-               case qryOpEQ:
-               case qryOpLT:
-               case qryOpGT:
-               case qryOpLE:
-               case qryOpGE:
-                       pQueryCol2Choice->Enable(TRUE);
-                       if (pQueryCol2Choice->GetSelection())   // Column name is highlighted
-                       {
-                               pQueryValue1Msg->Show(FALSE);
-                               pQueryValue1Txt->Show(FALSE);
-                       }
-                       else                                                                                            // "Value" is highlighted
-                       {
-                               pQueryValue1Msg->Show(TRUE);
-                               pQueryValue1Txt->Show(TRUE);
-                               pQueryValue1Txt->SetFocus();
-                       }
-                       break;
-               case qryOpBEGINS:
-               case qryOpCONTAINS:
-               case qryOpLIKE:
-                       pQueryCol2Choice->SetSelection(0);
-                       pQueryCol2Choice->Enable(FALSE);
-                       pQueryValue1Msg->Show(TRUE);
-                       pQueryValue1Txt->Show(TRUE);
-                       pQueryValue1Txt->SetFocus();
-                       break;
-               case qryOpBETWEEN:
-                       pQueryCol2Choice->SetSelection(0);
-                       pQueryCol2Choice->Enable(FALSE);
-                       pQueryValue2Msg->Show(TRUE);
-                       pQueryValue2Txt->Show(TRUE);
-                       pQueryValue1Msg->Show(TRUE);
-                       pQueryValue1Txt->Show(TRUE);
-                       pQueryValue1Txt->SetFocus();
-                       break;
-               }
-
-               return;
-
-       }  // Operator choice box
-
-       // Column 2 choice
-       if (widgetName == pQueryCol2Choice->GetName())
-       {
-               if (pQueryCol2Choice->GetSelection())   // Column name is highlighted
-               {
-                       pQueryValue1Msg->Show(FALSE);
-                       pQueryValue1Txt->Show(FALSE);
-               }
-               else                                                                                            // "Value" is highlighted
-               {
-                       pQueryValue1Msg->Show(TRUE);
-                       pQueryValue1Txt->Show(TRUE);
-                       pQueryValue1Txt->SetFocus();
-               }
-               return;
-
-       }  // Column 2 choice
-
-       // Add button
-       if (widgetName == pQueryAddBtn->GetName())
-       {
-               ProcessAddBtn();
-               return;
-
-       }  // Add button
-
-       // And button
-       if (widgetName == pQueryAndBtn->GetName())
-       {
-               AppendToWhere(" AND\n");
-               return;
-
-       }  // And button
-
-       // Or button
-       if (widgetName == pQueryOrBtn->GetName())
-       {
-               AppendToWhere(" OR\n");
-               return;
-
-       }  // Or button
-
-       // Left Paren button
-       if (widgetName == pQueryLParenBtn->GetName())
-       {
-               AppendToWhere("(");
-               return;
-
-       }  // Left Paren button
-
-       // Right paren button
-       if (widgetName == pQueryRParenBtn->GetName())
-       {
-               AppendToWhere(")");
-               return;
-
-       }  // Right Paren button
-
-       // Done button
-       if (widgetName == pQueryDoneBtn->GetName())
-       {
-               // Be sure the where clause will not overflow the output buffer
-               if (strlen(pQuerySqlWhereMtxt->GetValue()) > DB_MAX_WHERE_CLAUSE_LEN)
-               {
-                       wxString s;
-                       s.Printf("Maximum where clause length exceeded.\nLength must be less than %d", DB_MAX_WHERE_CLAUSE_LEN+1);
-                       wxMessageBox(s,"Error...",wxOK | wxICON_EXCLAMATION);
-                       return;
-               }
-               // Validate the where clause for things such as matching parens
-               if (!ValidateWhereClause())
-                       return;
-               // Copy the where clause to the output buffer and exit
-               strcpy(pWhere, pQuerySqlWhereMtxt->GetValue());
-               Close();
-               return;
-
-       }  // Done button
-
-       // Clear button
-       if (widgetName == pQueryClearBtn->GetName())
-       {
-               bool Ok = (wxMessageBox("Are you sure you wish to clear the Query?","Confirm",wxYES_NO|wxICON_QUESTION) == wxYES);
-
-               if (Ok)
-                       pQuerySqlWhereMtxt->SetValue("");
-               return;
-
-       }  // Clear button
-
-       // Count button
-       if (widgetName == pQueryCountBtn->GetName())
-       {
-               wxBeginBusyCursor();
-               ProcessCountBtn();
-               wxEndBusyCursor();
-               return;
-
-       }  // Count button
+    // Widget pointers won't be set when the dialog is constructed.
+    // Control is passed through this function once for each widget on
+    // a dialog as the dialog is constructed.
+    if (!widgetPtrsSet)
+        return;
+
+    wxString widgetName = win.GetName();
+
+    // Operator choice box
+    if (widgetName == pQueryOperatorChoice->GetName())
+    {
+        // Set the help text
+        switch((qryOp) pQueryOperatorChoice->GetSelection())
+        {
+            case qryOpEQ:
+                pQueryHintMsg->SetLabel(langQRY_EQ);
+                break;
+            case qryOpLT:
+                pQueryHintMsg->SetLabel(langQRY_LT);
+                break;
+            case qryOpGT:
+                pQueryHintMsg->SetLabel(langQRY_GT);
+                break;
+            case qryOpLE:
+                pQueryHintMsg->SetLabel(langQRY_LE);
+                break;
+            case qryOpGE:
+                pQueryHintMsg->SetLabel(langQRY_GE);
+                break;
+            case qryOpBEGINS:
+                pQueryHintMsg->SetLabel(langQRY_BEGINS);
+                break;
+            case qryOpCONTAINS:
+                pQueryHintMsg->SetLabel(langQRY_CONTAINS);
+                break;
+            case qryOpLIKE:
+                pQueryHintMsg->SetLabel(langQRY_LIKE);
+                break;
+            case qryOpBETWEEN:
+                pQueryHintMsg->SetLabel(langQRY_BETWEEN);
+                break;
+        }
+
+        // Hide the value2 widget
+        pQueryValue2Msg->Show(FALSE);  // BETWEEN will show this widget
+        pQueryValue2Txt->Show(FALSE);  // BETWEEN will show this widget
+
+        // Disable the NOT operator for <, <=, >, >=
+        switch((qryOp) pQueryOperatorChoice->GetSelection())
+        {
+            case qryOpLT:
+            case qryOpGT:
+            case qryOpLE:
+            case qryOpGE:
+                pQueryNotCheck->SetValue(0);
+                pQueryNotCheck->Enable(FALSE);
+                break;
+            default:
+                pQueryNotCheck->Enable(TRUE);
+                break;
+        }
+
+        // Manipulate the dialog to handle the selected operator
+        switch((qryOp) pQueryOperatorChoice->GetSelection())
+        {
+            case qryOpEQ:
+            case qryOpLT:
+            case qryOpGT:
+            case qryOpLE:
+            case qryOpGE:
+                pQueryCol2Choice->Enable(TRUE);
+                if (pQueryCol2Choice->GetSelection())    // Column name is highlighted
+                {
+                    pQueryValue1Msg->Show(FALSE);
+                    pQueryValue1Txt->Show(FALSE);
+                }
+                else                                                // "Value" is highlighted
+                {
+                    pQueryValue1Msg->Show(TRUE);
+                    pQueryValue1Txt->Show(TRUE);
+                    pQueryValue1Txt->SetFocus();
+                }
+                break;
+            case qryOpBEGINS:
+            case qryOpCONTAINS:
+            case qryOpLIKE:
+                pQueryCol2Choice->SetSelection(0);
+                pQueryCol2Choice->Enable(FALSE);
+                pQueryValue1Msg->Show(TRUE);
+                pQueryValue1Txt->Show(TRUE);
+                pQueryValue1Txt->SetFocus();
+                break;
+            case qryOpBETWEEN:
+                pQueryCol2Choice->SetSelection(0);
+                pQueryCol2Choice->Enable(FALSE);
+                pQueryValue2Msg->Show(TRUE);
+                pQueryValue2Txt->Show(TRUE);
+                pQueryValue1Msg->Show(TRUE);
+                pQueryValue1Txt->Show(TRUE);
+                pQueryValue1Txt->SetFocus();
+                break;
+        }
+
+        return;
+
+    }  // Operator choice box
+
+    // Column 2 choice
+    if (widgetName == pQueryCol2Choice->GetName())
+    {
+        if (pQueryCol2Choice->GetSelection())    // Column name is highlighted
+        {
+            pQueryValue1Msg->Show(FALSE);
+            pQueryValue1Txt->Show(FALSE);
+        }
+        else                                                // "Value" is highlighted
+        {
+            pQueryValue1Msg->Show(TRUE);
+            pQueryValue1Txt->Show(TRUE);
+            pQueryValue1Txt->SetFocus();
+        }
+        return;
+    }  // Column 2 choice
+
+    // Add button
+    if (widgetName == pQueryAddBtn->GetName())
+    {
+        ProcessAddBtn();
+        return;
+    }  // Add button
+
+    // And button
+    if (widgetName == pQueryAndBtn->GetName())
+    {
+        AppendToWhere(" AND\n");
+        return;
+    }  // And button
+
+    // Or button
+    if (widgetName == pQueryOrBtn->GetName())
+    {
+        AppendToWhere(" OR\n");
+        return;
+    }  // Or button
+
+    // Left Paren button
+    if (widgetName == pQueryLParenBtn->GetName())
+    {
+        AppendToWhere("(");
+        return;
+    }  // Left Paren button
+
+    // Right paren button
+    if (widgetName == pQueryRParenBtn->GetName())
+    {
+        AppendToWhere(")");
+        return;
+    }  // Right Paren button
+
+    // Done button
+    if (widgetName == pQueryDoneBtn->GetName())
+    {
+        // Be sure the where clause will not overflow the output buffer
+        if (wxStrlen(pQuerySqlWhereMtxt->GetValue()) > (unsigned int)DB_MAX_WHERE_CLAUSE_LEN)
+        {
+            wxString s;
+            s.Printf("Maximum where clause length exceeded.\nLength must be less than %d", DB_MAX_WHERE_CLAUSE_LEN+1);
+            wxMessageBox(s,"Error...",wxOK | wxICON_EXCLAMATION);
+            return;
+        }
+        // Validate the where clause for things such as matching parens
+        if (!ValidateWhereClause())
+            return;
+        // Copy the where clause to the output buffer and exit
+        wxStrcpy(pWhere, pQuerySqlWhereMtxt->GetValue());
+        Close();
+        return;
+    }  // Done button
+
+    // Clear button
+    if (widgetName == pQueryClearBtn->GetName())
+    {
+        bool Ok = (wxMessageBox("Are you sure you wish to clear the Query?","Confirm",wxYES_NO|wxICON_QUESTION) == wxYES);
+
+        if (Ok)
+            pQuerySqlWhereMtxt->SetValue("");
+        return;
+    }  // Clear button
+
+    // Count button
+    if (widgetName == pQueryCountBtn->GetName())
+    {
+        wxBeginBusyCursor();
+        ProcessCountBtn();
+        wxEndBusyCursor();
+        return;
+    }  // Count button
 
 }  // CqueryDlg::OnCommand
 
 
-bool CqueryDlg::OnClose()
+void CqueryDlg::OnCloseWindow(wxCloseEvent& event)
 {
-       // Clean up
-       if (colInf)
-       {
-               delete [] colInf;
-               colInf = 0;
-       }
-
-       if (dbTable)
-       {
-               delete dbTable;
-               dbTable = 0;
-       }
-
-       GetParent()->SetFocus();
-       wxEndBusyCursor();
-       return TRUE;
+    // Clean up
+    if (colInf)
+    {
+        delete [] colInf;
+        colInf = 0;
+    }
+
+    if (dbTable)
+    {
+        delete dbTable;
+        dbTable = 0;
+    }
+
+    GetParent()->SetFocus();
+    while (wxIsBusy())
+        wxEndBusyCursor();
+
+    Show(FALSE);
+    SetReturnCode(1);  // added so BoundsChecker would not report use of uninitialized variable
 
-}  // CqueryDlg::OnClose()
+    this->Destroy();
+}  // CqueryDlg::OnCloseWindow()
 
-/*
-bool CqueryDlg::SetWidgetPtrs()
-{
-       bool abort = FALSE;
-
-       abort = abort || !(pQueryCol1Choice = (wxChoice *)GetWidgetPtr("QueryCol1Choice",this));
-       abort = abort || !(pQueryNotCheck = (wxCheckBox *)GetWidgetPtr("QueryNotCheck",this));
-       abort = abort || !(pQueryOperatorChoice = (wxChoice *)GetWidgetPtr("QueryOperatorChoice",this));
-       abort = abort || !(pQueryCol2Choice = (wxChoice *)GetWidgetPtr("QueryCol2Choice",this));
-       abort = abort || !(pQueryValue1Txt = (wxTextCtrl *)GetWidgetPtr("QueryValue1Txt",this));
-       abort = abort || !(pQueryValue2Txt = (wxTextCtrl *)GetWidgetPtr("QueryValue2Txt",this));
-       abort = abort || !(pQuerySqlWhereMtxt = (wxMultiText *)GetWidgetPtr("QuerySqlWhereMtxt",this));
-       abort = abort || !(pQueryAddBtn = (wxButton *)GetWidgetPtr("QueryAddBtn",this));
-       abort = abort || !(pQueryAndBtn = (wxButton *)GetWidgetPtr("QueryAndBtn",this));
-       abort = abort || !(pQueryOrBtn = (wxButton *)GetWidgetPtr("QueryOrBtn",this));
-       abort = abort || !(pQueryLParenBtn = (wxButton *)GetWidgetPtr("QueryLParenBtn",this));
-       abort = abort || !(pQueryRParenBtn = (wxButton *)GetWidgetPtr("QueryRParenBtn",this));
-       abort = abort || !(pQueryDoneBtn = (wxButton *)GetWidgetPtr("QueryDoneBtn",this));
-       abort = abort || !(pQueryClearBtn = (wxButton *)GetWidgetPtr("QueryClearBtn",this));
-       abort = abort || !(pQueryCountBtn = (wxButton *)GetWidgetPtr("QueryCountBtn",this));
-       abort = abort || !(pQueryHelpBtn = (wxButton *)GetWidgetPtr("QueryHelpBtn",this));
-       abort = abort || !(pQueryHintMsg = (wxStaticText *)GetWidgetPtr("QueryHintMsg",this));
-
-       pFocusTxt = NULL;
-
-       return(widgetPtrsSet = !abort);
-
-}  // CqueryDlg::SetWidgetPtrs
-*/
 
 void CqueryDlg::AppendToWhere(char *s)
 {
-               wxString whereStr = pQuerySqlWhereMtxt->GetValue();
-               whereStr += s;
-               pQuerySqlWhereMtxt->SetValue(whereStr);
-
+    wxString whereStr = pQuerySqlWhereMtxt->GetValue();
+    whereStr += s;
+    pQuerySqlWhereMtxt->SetValue(whereStr);
 }  // CqueryDlg::AppendToWhere()
 
 
 void CqueryDlg::ProcessAddBtn()
 {
-       qryOp oper = (qryOp) pQueryOperatorChoice->GetSelection();
-
-       // Verify that eveything is filled in correctly
-       if (pQueryCol2Choice->GetSelection() == 0)                      // "Value" is selected
-       {
-               // Verify that value 1 is filled in
-               if (strlen(pQueryValue1Txt->GetValue()) == 0)
-               {
-                       wxBell();
-                       pQueryValue1Txt->SetFocus();
-                       return;
-               }
-               // For the BETWEEN operator, value 2 must be filled in as well
-               if (oper == qryOpBETWEEN &&
-                        strlen(pQueryValue2Txt->GetValue()) == 0)
-               {
-                       wxBell();
-                       pQueryValue2Txt->SetFocus();
-                       return;
-               }
-       }
-
-       // Build the expression and append it to the where clause window
-       wxString s = pQueryCol1Choice->GetStringSelection();
-       
-       if (pQueryNotCheck->GetValue() && (oper != qryOpEQ))
-               s += " NOT";
-       
-       switch(oper)
-       {
-       case qryOpEQ:
-               if (pQueryNotCheck->GetValue()) // NOT box is checked
-                       s += " <>";
-               else
-                       s += " =";
-               break;
-       case qryOpLT:
-               s += " <";
-               break;
-       case qryOpGT:
-               s += " >";
-               break;
-       case qryOpLE:
-               s += " <=";
-               break;
-       case qryOpGE:
-               s += " >=";
-               break;
-       case qryOpBEGINS:
-       case qryOpCONTAINS:
-       case qryOpLIKE:
-               s += " LIKE";
-               break;
-       case qryOpBETWEEN:
-               s += " BETWEEN";
-               break;
-       }
-
-       s += " ";
-
-       int col1Idx = pQueryCol1Choice->GetSelection();
-
-       bool quote = FALSE;
-       if (colInf[col1Idx].sqlDataType == SQL_VARCHAR  ||
-               oper == qryOpBEGINS                                                                     ||
-               oper == qryOpCONTAINS                                                           ||
-               oper == qryOpLIKE)
-               quote = TRUE;
-
-       if (pQueryCol2Choice->GetSelection())   // Column name
-               s += pQueryCol2Choice->GetStringSelection();
-       else  // Column 2 is a "value"
-       {
-               if (quote)
-                       s += "'";
-               if (oper == qryOpCONTAINS)
-                       s += "%";
-               s += pQueryValue1Txt->GetValue();
-               if (oper == qryOpCONTAINS || oper == qryOpBEGINS)
-                       s += "%";
-               if (quote)
-                       s += "'";
-       }
-
-       if (oper == qryOpBETWEEN)
-       {
-               s += " AND ";
-               if (quote)
-                       s += "'";
-               s += pQueryValue2Txt->GetValue();
-               if (quote)
-                       s += "'";
-       }
-
-       AppendToWhere((char*) (const char*) s);
+    qryOp oper = (qryOp) pQueryOperatorChoice->GetSelection();
+
+    // Verify that eveything is filled in correctly
+    if (pQueryCol2Choice->GetSelection() == 0)            // "Value" is selected
+    {
+        // Verify that value 1 is filled in
+        if (wxStrlen(pQueryValue1Txt->GetValue()) == 0)
+        {
+            wxBell();
+            pQueryValue1Txt->SetFocus();
+            return;
+        }
+        // For the BETWEEN operator, value 2 must be filled in as well
+        if (oper == qryOpBETWEEN &&
+             wxStrlen(pQueryValue2Txt->GetValue()) == 0)
+        {
+            wxBell();
+            pQueryValue2Txt->SetFocus();
+            return;
+        }
+    }
+
+    // Build the expression and append it to the where clause window
+    wxString s = pQueryCol1Choice->GetStringSelection();
+    
+    if (pQueryNotCheck->GetValue() && (oper != qryOpEQ))
+        s += " NOT";
+    
+    switch(oper)
+    {
+    case qryOpEQ:
+        if (pQueryNotCheck->GetValue())    // NOT box is checked
+            s += " <>";
+        else
+            s += " =";
+        break;
+    case qryOpLT:
+        s += " <";
+        break;
+    case qryOpGT:
+        s += " >";
+        break;
+    case qryOpLE:
+        s += " <=";
+        break;
+    case qryOpGE:
+        s += " >=";
+        break;
+    case qryOpBEGINS:
+    case qryOpCONTAINS:
+    case qryOpLIKE:
+        s += " LIKE";
+        break;
+    case qryOpBETWEEN:
+        s += " BETWEEN";
+        break;
+    }
+
+    s += " ";
+
+    int col1Idx = pQueryCol1Choice->GetSelection();
+
+    bool quote = FALSE;
+    if (colInf[col1Idx].sqlDataType == SQL_VARCHAR  ||
+        oper == qryOpBEGINS                         ||
+        oper == qryOpCONTAINS                       ||
+        oper == qryOpLIKE)
+        quote = TRUE;
+
+    if (pQueryCol2Choice->GetSelection())    // Column name
+        s += pQueryCol2Choice->GetStringSelection();
+    else  // Column 2 is a "value"
+    {
+        if (quote)
+            s += "'";
+        if (oper == qryOpCONTAINS)
+            s += "%";
+        s += pQueryValue1Txt->GetValue();
+        if (oper == qryOpCONTAINS || oper == qryOpBEGINS)
+            s += "%";
+        if (quote)
+            s += "'";
+    }
+
+    if (oper == qryOpBETWEEN)
+    {
+        s += " AND ";
+        if (quote)
+            s += "'";
+        s += pQueryValue2Txt->GetValue();
+        if (quote)
+            s += "'";
+    }
+
+    AppendToWhere((char*) (const char*) s);
 
 }  // CqueryDlg::ProcessAddBtn()
 
 
 void CqueryDlg::ProcessCountBtn()
 {
-       if (!ValidateWhereClause())
-               return;
-
-       if (dbTable == 0)  // wxTable object needs to be created and opened
-       {
-               if (!(dbTable = new wxTable(pDB, masterTableName, 0)))
-               {
-                       wxMessageBox("Memory allocation failed creating a wxTable object.","Error...",wxOK | wxICON_EXCLAMATION);
-                       return;
-               }
-               if (!dbTable->Open())
-               {
-                       wxString tStr;
-                       tStr  = "ODBC error during Open()\n\n";
-                       tStr += GetExtendedDBErrorMsg(__FILE__,__LINE__);
-                       wxMessageBox(tStr,"ODBC Error...",wxOK | wxICON_EXCLAMATION);
-                       return;
-               }
-       }
-
-       // Count() with WHERE clause
-       dbTable->where = (char*) (const char*) pQuerySqlWhereMtxt->GetValue();
-       ULONG whereCnt = dbTable->Count();
-
-       // Count() of all records in the table
-       dbTable->where = 0;
-       ULONG totalCnt = dbTable->Count();
-
-       if (whereCnt > 0 || totalCnt == 0)
-       {
-               wxString tStr;
-               tStr.Printf("%lu of %lu records match the query criteria.",whereCnt,totalCnt);
-               wxMessageBox(tStr,"Notice...",wxOK | wxICON_INFORMATION);
-       }
-       else
-       {
-               wxString tStr;
-               tStr.Printf("%lu of %lu records match the query criteria.\n\nEither the criteria entered produced a result set\nwith no records, or there was a syntactical error\nin the clause you entered.\n\nPress the details button to see if any database errors were reported.",whereCnt,totalCnt);
-               wxMessageBox(tStr,"Notice...",wxOK | wxICON_INFORMATION);
-       }
-
-       // After a wxMessageBox, the focus does not necessarily return to the
-       // window which was the focus when the message box popped up, so return
-       // focus to the Query dialog for certain
-       SetFocus();
+    if (!ValidateWhereClause())
+        return;
+
+    if (dbTable == 0)  // wxDbTable object needs to be created and opened
+    {
+        if (!(dbTable = new wxDbTable(pDB, masterTableName, 0, NULL, !wxDB_QUERY_ONLY, DbConnectInf.defaultDir)))
+        {
+            wxMessageBox("Memory allocation failed creating a wxDbTable object.","Error...",wxOK | wxICON_EXCLAMATION);
+            return;
+        }
+        if (!dbTable->Open())
+        {
+            wxString tStr;
+            tStr  = "ODBC error during Open()\n\n";
+            tStr += GetExtendedDBErrorMsg(dbTable->GetDb(),__FILE__,__LINE__);
+            wxMessageBox(tStr,"ODBC Error...",wxOK | wxICON_EXCLAMATION);
+            return;
+        }
+    }
+
+    // Count() with WHERE clause
+    wxString whereStr;
+
+    whereStr = pQuerySqlWhereMtxt->GetValue();
+    dbTable->SetWhereClause(whereStr.c_str());
+    ULONG whereCnt = dbTable->Count();
+
+    // Count() of all records in the table
+    dbTable->SetWhereClause("");
+    ULONG totalCnt = dbTable->Count();
+
+    if (whereCnt > 0 || totalCnt == 0)
+    {
+        wxString tStr;
+        tStr.Printf("%lu of %lu records match the query criteria.",whereCnt,totalCnt);
+        wxMessageBox(tStr,"Notice...",wxOK | wxICON_INFORMATION);
+    }
+    else
+    {
+        wxString tStr;
+        tStr.Printf("%lu of %lu records match the query criteria.\n\nEither the criteria entered produced a result set\nwith no records, or there was a syntactical error\nin the clause you entered.\n\nPress the details button to see if any database errors were reported.",whereCnt,totalCnt);
+        wxMessageBox(tStr,"Notice...",wxOK | wxICON_INFORMATION);
+    }
+
+    // After a wxMessageBox, the focus does not necessarily return to the
+    // window which was the focus when the message box popped up, so return
+    // focus to the Query dialog for certain
+    SetFocus();
 
 }  // CqueryDlg::ProcessCountBtn()
 
 
 bool CqueryDlg::ValidateWhereClause()
 {
-       wxString where = pQuerySqlWhereMtxt->GetValue();
+    wxString where = pQuerySqlWhereMtxt->GetValue();
 
-       if (where.Freq('(') != where.Freq(')'))
-       {
-               wxMessageBox("There are mismatched parenthesis in the constructed where clause","Error...",wxOK | wxICON_EXCLAMATION);
-               return(FALSE);
-       }
-       // After a wxMessageBox, the focus does not necessarily return to the
-       // window which was the focus when the message box popped up, so return
-       // focus to the Query dialog for certain
-       SetFocus();
+    if (where.Freq('(') != where.Freq(')'))
+    {
+        wxMessageBox("There are mismatched parenthesis in the constructed where clause","Error...",wxOK | wxICON_EXCLAMATION);
+        return(FALSE);
+    }
+    // After a wxMessageBox, the focus does not necessarily return to the
+    // window which was the focus when the message box popped up, so return
+    // focus to the Query dialog for certain
+    SetFocus();
 
-       return(TRUE);
+    return(TRUE);
 
 }  // CqueryDlg::ValidateWhereClause()
+
+
+
+
+/*
+    TEST CODE FOR TESTING THE wxDbCreateDataSource() FUNCTION
+
+        int result = 0;
+        result = wxDbCreateDataSource("Microsoft Access Driver (*.mdb)","GLT-TEST2","GLT-Descrip",FALSE,"",this);
+        if (!result)
+        {
+            // check for errors caused by ConfigDSN based functions
+            DWORD retcode = 0;
+            WORD cb;
+            wxChar errMsg[500+1];
+            errMsg[0] = '\0';
+
+            SQLInstallerError(1,&retcode,errMsg,500,&cb);
+
+            wxMessageBox("FAILED creating data source","FAILED");
+        }
+        else
+            wxMessageBox("SUCCEEDED creating data source","SUCCESS");
+*/
+
+