]> git.saurik.com Git - wxWidgets.git/blobdiff - samples/db/listdb.cpp
Watcom does not accept #warning but supports more than MSW port.
[wxWidgets.git] / samples / db / listdb.cpp
index 2332c15559c7de0ca7b571d17d5eb96d556cbde7..8ceb64352ad8ce534ad4861255db01f648f9b461 100644 (file)
 // SYNOPSIS STOP
 */
 
-#ifdef __GNUG__
-#pragma implementation "listdb.h"
-#endif
-
 #include  "wx/wxprec.h"
 
 #ifdef    __BORLANDC__
@@ -79,7 +75,7 @@ extern wxApp *DatabaseDemoApp;
 
 /*
  * This function will return the exact string(s) from the database engine
- * indicating all error conditions which have just occured during the
+ * indicating all error conditions which have just occurred during the
  * last call to the database engine.
  *
  * This demo uses the returned string by displaying it in a wxMessageBox.  The
@@ -89,7 +85,7 @@ extern wxApp *DatabaseDemoApp;
  * NOTE: The value returned by this function is for temporary use only and
  *       should be copied for long term use
  */
-const wxChar *GetExtendedDBErrorMsg2(wxDb *pDb, wxChar *ErrFile, int ErrLine)
+wxString GetExtendedDBErrorMsg2(wxDb *pDb, wxChar *ErrFile, int ErrLine)
 {
     static wxString msg;
     msg = wxT("");
@@ -125,17 +121,17 @@ const wxChar *GetExtendedDBErrorMsg2(wxDb *pDb, wxChar *ErrFile, int ErrLine)
     }
     msg += wxT("\n");
 
-    return msg.c_str();
+    return msg;
 }  // GetExtendedDBErrorMsg
 
 
 // Clookup constructor
 Clookup::Clookup(wxString tblName, wxString colName, wxDb *pDb, const wxString &defDir)
-   : wxDbTable(pDb, tblName, 1, wxEmptyString, !wxDB_QUERY_ONLY,
+   : wxDbTable(pDb, tblName, 1, (const wxString &)wxEmptyString, !wxDB_QUERY_ONLY,
                defDir)
 {
 
-    SetColDefs (0, colName, DB_DATA_TYPE_VARCHAR, lookupCol, SQL_C_CHAR, LOOKUP_COL_LEN+1, false, false);
+    SetColDefs (0, colName, DB_DATA_TYPE_VARCHAR, lookupCol, SQL_C_WXCHAR, LOOKUP_COL_LEN+1, false, false);
 
 }  // Clookup()
 
@@ -143,7 +139,7 @@ Clookup::Clookup(wxString tblName, wxString colName, wxDb *pDb, const wxString &
 // Clookup2 constructor
 Clookup2::Clookup2(wxString tblName, wxString colName1, wxString colName2,
                    wxDb *pDb, const wxString &defDir)
-   : wxDbTable(pDb, tblName, (UWORD)(1 + (wxStrlen(colName2) > 0)), wxEmptyString,
+   : wxDbTable(pDb, tblName, (UWORD)(1 + (wxStrlen(colName2) > 0)), (const wxString &)wxEmptyString,
                !wxDB_QUERY_ONLY, defDir)
 {
     wxASSERT(pDb);
@@ -153,10 +149,10 @@ Clookup2::Clookup2(wxString tblName, wxString colName1, wxString colName2,
 
     int i = 0;
 
-    SetColDefs ((UWORD)i, colName1, DB_DATA_TYPE_VARCHAR, lookupCol1, SQL_C_CHAR, LOOKUP_COL_LEN+1, false, false);
+    SetColDefs ((UWORD)i, colName1, DB_DATA_TYPE_VARCHAR, lookupCol1, SQL_C_WXCHAR, LOOKUP_COL_LEN+1, false, false);
 
     if (wxStrlen(colName2) > 0)
-        SetColDefs ((UWORD)(++i), colName2, DB_DATA_TYPE_VARCHAR, lookupCol2, SQL_C_CHAR, LOOKUP_COL_LEN+1, false, false);
+        SetColDefs ((UWORD)(++i), colName2, DB_DATA_TYPE_VARCHAR, lookupCol2, SQL_C_WXCHAR, LOOKUP_COL_LEN+1, false, false);
 
 }  // Clookup2()
 
@@ -165,12 +161,13 @@ BEGIN_EVENT_TABLE(ClookUpDlg, wxDialog)
     EVT_BUTTON(LOOKUP_DIALOG_OK,  ClookUpDlg::OnButton)
     EVT_BUTTON(LOOKUP_DIALOG_CANCEL,  ClookUpDlg::OnButton)
     EVT_CLOSE(ClookUpDlg::OnClose)
+    EVT_LISTBOX_DCLICK(LOOKUP_DIALOG_SELECT,  ClookUpDlg::OnDClick)
 END_EVENT_TABLE()
 
 
 // This is a generic lookup constructor that will work with any table and any column
-ClookUpDlg::ClookUpDlg(wxWindow *parent, wxChar *windowTitle, wxChar *tableName,
-                       wxChar *colName, wxChar *where, wxChar *orderBy,
+ClookUpDlg::ClookUpDlg(wxWindow *parent, const wxString &windowTitle, const wxString &tableName,
+                       const wxString &colName, const wxString &where, const wxString &orderBy,
                        wxDb *pDb, const wxString &defDir)
    : wxDialog (parent, LOOKUP_DIALOG, wxT("Select..."), wxDefaultPosition, wxSize(400, 290))
 {
@@ -183,9 +180,9 @@ ClookUpDlg::ClookUpDlg(wxWindow *parent, wxChar *windowTitle, wxChar *tableName,
     noDisplayCols = 1;
     col1Len = 0;
 
-    pLookUpSelectList       = new wxListBox(this, LOOKUP_DIALOG_SELECT,                  wxPoint(  5,  15), wxSize(384, 195), 0, 0, wxLB_SINGLE|wxLB_ALWAYS_SB, wxDefaultValidator, wxT("LookUpSelectList"));
-    pLookUpOkBtn            = new wxButton(this,  LOOKUP_DIALOG_OK,      wxT("&Ok"),     wxPoint(113, 222), wxSize( 70,  35), 0, wxDefaultValidator, wxT("LookUpOkBtn"));
-    pLookUpCancelBtn        = new wxButton(this,  LOOKUP_DIALOG_CANCEL,  wxT("C&ancel"), wxPoint(212, 222), wxSize( 70,  35), 0, wxDefaultValidator, wxT("LookUpCancelBtn"));
+    pLookUpSelectList = new wxListBox(this, LOOKUP_DIALOG_SELECT,                  wxPoint(  5,  15), wxSize(384, 195), 0, 0, wxLB_SINGLE|wxLB_ALWAYS_SB, wxDefaultValidator, wxT("LookUpSelectList"));
+    pLookUpOkBtn      = new wxButton(this,  LOOKUP_DIALOG_OK,      wxT("&Ok"),     wxPoint(113, 222), wxSize( 70,  35), 0, wxDefaultValidator, wxT("LookUpOkBtn"));
+    pLookUpCancelBtn  = new wxButton(this,  LOOKUP_DIALOG_CANCEL,  wxT("C&ancel"), wxPoint(212, 222), wxSize( 70,  35), 0, wxDefaultValidator, wxT("LookUpCancelBtn"));
 
     widgetPtrsSet = true;
 
@@ -193,7 +190,7 @@ ClookUpDlg::ClookUpDlg(wxWindow *parent, wxChar *windowTitle, wxChar *tableName,
     lookup = new Clookup(tableName, colName, pDb, defDir);
     if (!lookup)
     {
-        wxMessageBox(wxT("Error allocating memory for 'Clookup'object."),wxT("Error..."));
+        wxMessageBox(wxT("Error allocating memory for 'Clookup' object."),wxT("Error..."));
         Close();
         return;
     }
@@ -201,8 +198,10 @@ ClookUpDlg::ClookUpDlg(wxWindow *parent, wxChar *windowTitle, wxChar *tableName,
     if (!lookup->Open())
     {
         wxString tStr;
-        tStr.Printf(wxT("Unable to open the table '%s'."),tableName);
-        wxMessageBox(tStr,wxT("ODBC Error..."));
+        tStr.Printf(wxT("Unable to open the table '%s'."), tableName.c_str());
+        wxMessageBox(wxDbLogExtendedErrorMsg(tStr.c_str(),lookup->GetDb(),__TFILE__,__LINE__),
+                    wxT("ODBC Error..."),wxOK | wxICON_EXCLAMATION);
+
         Close();
         return;
     }
@@ -211,7 +210,11 @@ ClookUpDlg::ClookUpDlg(wxWindow *parent, wxChar *windowTitle, wxChar *tableName,
     lookup->SetWhereClause(where);
     if (!lookup->Query())
     {
-        wxMessageBox(wxT("ODBC error during Query()"),wxT("ODBC Error..."));
+        wxString tStr;
+        tStr = wxT("ODBC error during Query()\n\n");
+        wxMessageBox(wxDbLogExtendedErrorMsg(tStr.c_str(),lookup->GetDb(),__TFILE__,__LINE__),
+                    wxT("ODBC Error..."),wxOK | wxICON_EXCLAMATION);
+
         Close();
         return;
     }
@@ -265,10 +268,11 @@ ClookUpDlg::ClookUpDlg(wxWindow *parent, wxChar *windowTitle, wxChar *tableName,
 // records are being saved, but not committed to the db, yet should be included
 // in the lookup window.
 //
-ClookUpDlg::ClookUpDlg(wxWindow *parent, wxChar *windowTitle, wxChar *tableName,
-                       wxChar *dispCol1, wxChar *dispCol2, wxChar *where, wxChar *orderBy,
+ClookUpDlg::ClookUpDlg(wxWindow *parent, const wxString &windowTitle, const wxString &tableName,
+                       const wxString &dispCol1, const wxString &dispCol2,
+                       const wxString &where, const wxString &orderBy,
                        wxDb *pDb, const wxString &defDir, bool distinctValues,
-                       wxChar *selectStmt, int maxLenCol1, bool allowOk)
+                       const wxString &selectStmt, int maxLenCol1, bool allowOk)
    : wxDialog (parent, LOOKUP_DIALOG, wxT("Select..."), wxDefaultPosition, wxSize(400, 290))
 {
     wxBeginBusyCursor();
@@ -278,10 +282,11 @@ ClookUpDlg::ClookUpDlg(wxWindow *parent, wxChar *windowTitle, wxChar *tableName,
     widgetPtrsSet = false;
     lookup  = 0;
     lookup2 = 0;
-    noDisplayCols = (wxStrlen(dispCol2) ? 2 : 1);
+
+    noDisplayCols = (dispCol2.Length() == 0 ? 1 : 2);
     col1Len = 0;
 
-    wxFont fixedFont(12,wxMODERN,wxNORMAL,wxNORMAL);
+    wxFont fixedFont(12, wxMODERN, wxNORMAL, wxNORMAL);
 
     // this is done with fixed font so that the second column (if any) will be left
     // justified in the second column
@@ -306,7 +311,7 @@ ClookUpDlg::ClookUpDlg(wxWindow *parent, wxChar *windowTitle, wxChar *tableName,
     if (!lookup2->Open())
     {
         wxString tStr;
-        tStr.Printf(wxT("Unable to open the table '%s'."),tableName);
+        tStr.Printf(wxT("Unable to open the table '%s'."),tableName.c_str());
         tStr += GetExtendedDBErrorMsg2(pDb,__TFILE__,__LINE__);
         wxMessageBox(tStr,wxT("ODBC Error..."));
         Close();
@@ -315,10 +320,12 @@ ClookUpDlg::ClookUpDlg(wxWindow *parent, wxChar *windowTitle, wxChar *tableName,
 
     // If displaying 2 columns, determine the maximum length of column1
     int maxColLen;
-    if (maxLenCol1)
+    if (maxLenCol1 > 0)
         maxColLen = col1Len = maxLenCol1;  // user passed in max col length for column 1
     else
     {
+        // NOTE: Some databases (Firebird/Interbase) cannot handle the "fn" and "MAX()" functions
+
         maxColLen = LOOKUP_COL_LEN;
         if (wxStrlen(dispCol2))
         {
@@ -334,14 +341,23 @@ ClookUpDlg::ClookUpDlg(wxWindow *parent, wxChar *windowTitle, wxChar *tableName,
             }
             if (!lookup2->QueryBySqlStmt(q))
             {
-                wxMessageBox(wxT("ODBC error during QueryBySqlStmt()"),wxT("ODBC Error..."));
+                wxString tStr;
+                tStr = wxT("ODBC error during QueryBySqlStmt()\n\n");
+                wxMessageBox(wxDbLogExtendedErrorMsg(tStr.c_str(),lookup2->GetDb(),__TFILE__,__LINE__),
+                            wxT("ODBC Error..."),wxOK | wxICON_EXCLAMATION);
+
                 Close();
                 return;
             }
             if (lookup2->GetNext())
                 maxColLen = col1Len = wxAtoi(lookup2->lookupCol1);
             else
-                wxMessageBox(wxT("ODBC error during GetNext()"),wxT("ODBC Error..."));
+            {
+                wxString tStr;
+                tStr = wxT("ODBC error during GetNext()\n\n");
+                wxMessageBox(wxDbLogExtendedErrorMsg(tStr.c_str(),lookup2->GetDb(),__TFILE__,__LINE__),
+                            wxT("ODBC Error..."),wxOK | wxICON_EXCLAMATION);
+            }
         }
     }
 
@@ -350,7 +366,11 @@ ClookUpDlg::ClookUpDlg(wxWindow *parent, wxChar *windowTitle, wxChar *tableName,
     {
         if (!lookup2->QueryBySqlStmt(selectStmt))
         {
-            wxMessageBox(wxT("ODBC error during QueryBySqlStmt()"),wxT("ODBC Error..."));
+            wxString tStr;
+            tStr = wxT("ODBC error during QueryBySqlStmt()\n\n");
+            wxMessageBox(wxDbLogExtendedErrorMsg(tStr.c_str(),lookup2->GetDb(),__TFILE__,__LINE__),
+                        wxT("ODBC Error..."),wxOK | wxICON_EXCLAMATION);
+
             Close();
             return;
         }
@@ -361,7 +381,11 @@ ClookUpDlg::ClookUpDlg(wxWindow *parent, wxChar *windowTitle, wxChar *tableName,
         lookup2->SetWhereClause(where);
         if (!lookup2->Query(false, distinctValues))
         {
-            wxMessageBox(wxT("ODBC error during Query()"),wxT("ODBC Error..."));
+            wxString tStr;
+            tStr = wxT("ODBC error during Query()\n\n");
+            wxMessageBox(wxDbLogExtendedErrorMsg(tStr.c_str(),lookup2->GetDb(),__TFILE__,__LINE__),
+                        wxT("ODBC Error..."),wxOK | wxICON_EXCLAMATION);
+
             Close();
             return;
         }
@@ -423,6 +447,13 @@ void ClookUpDlg::OnClose(wxCloseEvent& event)
 }  // ClookUpDlg::OnClose
 
 
+void ClookUpDlg::OnDClick( wxCommandEvent &event )
+{
+  wxWindow *win = (wxWindow*) event.GetEventObject();
+  OnCommand( *win, event );
+}
+
+
 void ClookUpDlg::OnButton( wxCommandEvent &event )
 {
   wxWindow *win = (wxWindow*) event.GetEventObject();
@@ -436,8 +467,15 @@ void ClookUpDlg::OnCommand(wxWindow& win, wxCommandEvent& WXUNUSED(event))
 
     if (widgetPtrsSet)
     {
+        bool doubleclick = false;
+        // Double click
+        if (widgetName == pLookUpSelectList->GetName())
+        {
+            doubleclick = true;
+        }  // Double click
+
         // OK Button
-        if (widgetName == pLookUpOkBtn->GetName())
+        if (widgetName == pLookUpOkBtn->GetName() || doubleclick)
         {
             if (pLookUpSelectList->GetSelection() != -1)
             {
@@ -472,6 +510,7 @@ void ClookUpDlg::OnCommand(wxWindow& win, wxCommandEvent& WXUNUSED(event))
             wxStrcpy (ListDB_Selection2,wxT(""));
             Close();
         }  // Cancel Button
+
     }
 
 };  // ClookUpDlg::OnCommand