From d796c9dd933ab96ec83b9a634feedd5d32e1ba3f Mon Sep 17 00:00:00 2001 From: Timothy Pearson Date: Tue, 8 Nov 2011 12:31:36 -0600 Subject: Test conversion to TQt3 from Qt3 8c6fc1f8e35fd264dd01c582ca5e7549b32ab731 --- doc/html/sql-overview-subclass5-main-cpp.html | 137 ++++++++++++++++++++++++++ 1 file changed, 137 insertions(+) create mode 100644 doc/html/sql-overview-subclass5-main-cpp.html (limited to 'doc/html/sql-overview-subclass5-main-cpp.html') diff --git a/doc/html/sql-overview-subclass5-main-cpp.html b/doc/html/sql-overview-subclass5-main-cpp.html new file mode 100644 index 000000000..275212bf7 --- /dev/null +++ b/doc/html/sql-overview-subclass5-main-cpp.html @@ -0,0 +1,137 @@ + + + + + +sql/overview/subclass5/main.cpp Example File + + + + + + + +

sql/overview/subclass5/main.cpp Example File

+ + +

/****************************************************************************
+** $Id: qt/main.cpp   3.3.8   edited Jan 11 14:37 $
+**
+** Copyright (C) 1992-2007 Trolltech ASA.  All rights reserved.
+**
+** This file is part of an example program for TQt.  This example
+** program may be used, distributed and modified without limitation.
+**
+*****************************************************************************/
+
+#include "main.h"
+#include <qdatatable.h>
+
+InvoiceItemCursor::InvoiceItemCursor() :
+    TQSqlCursor( "invoiceitem" )
+{
+    TQSqlFieldInfo productName( "productname", TQVariant::String );
+    append( productName );
+    setCalculated( productName.name(), TRUE );
+
+    TQSqlFieldInfo productPrice( "price", TQVariant::Double );
+    append( productPrice );
+    setCalculated( productPrice.name(), TRUE );
+
+    TQSqlFieldInfo productCost( "cost", TQVariant::Double );
+    append( productCost );
+    setCalculated( productCost.name(), TRUE );
+}
+
+
+TQVariant InvoiceItemCursor::calculateField( const TQString & name )
+{
+
+    if ( name == "productname" ) {
+        TQSqlQuery query( "SELECT name FROM prices WHERE id=" +
+                     field( "pricesid" )->value().toString() );
+        if ( query.next() )
+            return query.value( 0 );
+    }
+    else if ( name == "price" ) {
+        TQSqlQuery query( "SELECT price FROM prices WHERE id=" +
+                     field( "pricesid" )->value().toString() );
+        if ( query.next() )
+            return query.value( 0 );
+    }
+    else if ( name == "cost" ) {
+        TQSqlQuery query( "SELECT price FROM prices WHERE id=" +
+                     field( "pricesid" )->value().toString() );
+        if ( query.next() )
+            return TQVariant( query.value( 0 ).toDouble() *
+                             value( "quantity").toDouble() );
+    }
+
+    return TQVariant( TQString::null );
+}
+
+
+TQSqlRecord *InvoiceItemCursor::primeInsert()
+{
+    TQSqlRecord *buffer = editBuffer();
+    TQSqlQuery query( "SELECT NEXTVAL( 'invoiceitem_seq' )" );
+    if ( query.next() )
+        buffer->setValue( "id", query.value( 0 ) );
+    buffer->setValue( "paiddate", TQDate::currentDate() );
+    buffer->setValue( "quantity", 1 );
+
+    return buffer;
+}
+
+
+int main( int argc, char *argv[] )
+{
+    TQApplication app( argc, argv );
+
+    if ( createConnections() ) {
+        InvoiceItemCursor invoiceItemCursor;
+
+        TQDataTable *invoiceItemTable = new TQDataTable( &invoiceItemCursor );
+
+        app.setMainWidget( invoiceItemTable );
+
+        invoiceItemTable->addColumn( "productname", "Product" );
+        invoiceItemTable->addColumn( "price",       "Price" );
+        invoiceItemTable->addColumn( "quantity",    "Quantity" );
+        invoiceItemTable->addColumn( "cost",        "Cost" );
+        invoiceItemTable->addColumn( "paiddate",    "Paid" );
+
+        invoiceItemTable->refresh();
+        invoiceItemTable->show();
+
+        return app.exec();
+    }
+
+    return 1;
+}
+

+ +

Trademarks +

TQt 3.3.8

+ -- cgit v1.2.1