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110 lines
2.6 KiB
110 lines
2.6 KiB
14 years ago
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/****************************************************************************
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**
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** Copyright (C) 1992-2008 Trolltech ASA. All rights reserved.
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**
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** This file is part of an example program for Qt. This example
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** program may be used, distributed and modified without limitation.
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**
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*****************************************************************************/
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#include "main.h"
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StatusPicker::StatusPicker( QWidget *parent, const char *name )
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: QComboBox( parent, name )
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{
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QSqlCursor cur( "status" );
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cur.select( cur.index( "name" ) );
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int i = 0;
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while ( cur.next() ) {
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insertItem( cur.value( "name" ).toString(), i );
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index2id[i] = cur.value( "id" ).toInt();
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i++;
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}
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}
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int StatusPicker::statusId() const
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{
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return index2id[ currentItem() ];
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}
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void StatusPicker::setStatusId( int statusid )
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{
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QMap<int,int>::Iterator it;
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for ( it = index2id.begin(); it != index2id.end(); ++it ) {
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if ( it.data() == statusid ) {
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setCurrentItem( it.key() );
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break;
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}
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}
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}
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void CustomTable::paintField( QPainter * p, const QSqlField* field,
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const QRect & cr, bool b)
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{
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if ( !field )
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return;
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if ( field->name() == "statusid" ) {
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QSqlQuery query( "SELECT name FROM status WHERE id=" +
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field->value().toString() );
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QString text;
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if ( query.next() ) {
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text = query.value( 0 ).toString();
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}
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p->drawText( 2,2, cr.width()-4, cr.height()-4, fieldAlignment( field ), text );
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}
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else {
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QDataTable::paintField( p, field, cr, b) ;
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}
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}
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QWidget *CustomSqlEditorFactory::createEditor(
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QWidget *parent, const QSqlField *field )
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{
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if ( field->name() == "statusid" ) {
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QWidget *editor = new StatusPicker( parent );
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return editor;
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}
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return QSqlEditorFactory::createEditor( parent, field );
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}
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int main( int argc, char *argv[] )
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{
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QApplication app( argc, argv );
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if ( createConnections() ) {
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QSqlCursor staffCursor( "staff" );
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CustomTable *staffTable = new CustomTable( &staffCursor );
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QSqlPropertyMap *propMap = new QSqlPropertyMap();
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CustomSqlEditorFactory *editorFactory = new CustomSqlEditorFactory();
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propMap->insert( "StatusPicker", "statusid" );
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staffTable->installPropertyMap( propMap );
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staffTable->installEditorFactory( editorFactory );
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app.setMainWidget( staffTable );
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staffTable->addColumn( "forename", "Forename" );
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staffTable->addColumn( "surname", "Surname" );
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staffTable->addColumn( "salary", "Annual Salary" );
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staffTable->addColumn( "statusid", "Status" );
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QStringList order = QStringList() << "surname" << "forename";
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staffTable->setSort( order );
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staffTable->refresh();
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staffTable->show();
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return app.exec();
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}
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return 1;
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}
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