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authorTimothy Pearson <kb9vqf@pearsoncomputing.net>2011-11-08 12:31:36 -0600
committerTimothy Pearson <kb9vqf@pearsoncomputing.net>2011-11-08 12:31:36 -0600
commitd796c9dd933ab96ec83b9a634feedd5d32e1ba3f (patch)
tree6e3dcca4f77e20ec8966c666aac7c35bd4704053 /src/sql/qsqlmanager_p.cpp
downloadtqt3-d796c9dd933ab96ec83b9a634feedd5d32e1ba3f.tar.gz
tqt3-d796c9dd933ab96ec83b9a634feedd5d32e1ba3f.zip
Test conversion to TQt3 from Qt3 8c6fc1f8e35fd264dd01c582ca5e7549b32ab731
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+/****************************************************************************
+**
+** Implementation of sql manager classes
+**
+** Created : 2000-11-03
+**
+** Copyright (C) 2005-2008 Trolltech ASA. All rights reserved.
+**
+** This file is part of the sql module of the TQt GUI Toolkit.
+**
+** This file may be used under the terms of the GNU General
+** Public License versions 2.0 or 3.0 as published by the Free
+** Software Foundation and appearing in the files LICENSE.GPL2
+** and LICENSE.GPL3 included in the packaging of this file.
+** Alternatively you may (at your option) use any later version
+** of the GNU General Public License if such license has been
+** publicly approved by Trolltech ASA (or its successors, if any)
+** and the KDE Free TQt Foundation.
+**
+** Please review the following information to ensure GNU General
+** Public Licensing retquirements will be met:
+** http://trolltech.com/products/qt/licenses/licensing/opensource/.
+** If you are unsure which license is appropriate for your use, please
+** review the following information:
+** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
+** or contact the sales department at sales@trolltech.com.
+**
+** This file may be used under the terms of the Q Public License as
+** defined by Trolltech ASA and appearing in the file LICENSE.TQPL
+** included in the packaging of this file. Licensees holding valid TQt
+** Commercial licenses may use this file in accordance with the TQt
+** Commercial License Agreement provided with the Software.
+**
+** This file is provided "AS IS" with NO WARRANTY OF ANY KIND,
+** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
+** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted
+** herein.
+**
+**********************************************************************/
+
+#include "qsqlmanager_p.h"
+
+#ifndef QT_NO_SQL
+
+#include "qapplication.h"
+#include "qwidget.h"
+#include "qsqlcursor.h"
+#include "qsqlform.h"
+#include "qsqldriver.h"
+#include "qstring.h"
+#include "qmessagebox.h"
+#include "qbitarray.h"
+
+//#define QT_DEBUG_DATAMANAGER
+
+class TQSqlCursorManagerPrivate
+{
+public:
+ TQSqlCursorManagerPrivate()
+ : cur( 0 ), autoDelete( FALSE )
+ {}
+
+ TQString ftr;
+ TQStringList srt;
+ TQSqlCursor* cur;
+ bool autoDelete;
+};
+
+/*!
+ \class TQSqlCursorManager qsqlmanager_p.h
+ \brief The TQSqlCursorManager class manages a database cursor.
+
+ \module sql
+
+ \internal
+
+ This class provides common cursor management functionality. This
+ includes saving and applying sorts and filters, refreshing (i.e.,
+ re-selecting) the cursor and searching for records within the
+ cursor.
+
+*/
+
+/*! \internal
+
+ Constructs a cursor manager.
+
+*/
+
+TQSqlCursorManager::TQSqlCursorManager()
+{
+ d = new TQSqlCursorManagerPrivate;
+}
+
+
+/*! \internal
+
+ Destroys the object and frees any allocated resources.
+
+*/
+
+TQSqlCursorManager::~TQSqlCursorManager()
+{
+ if ( d->autoDelete )
+ delete d->cur;
+ delete d;
+}
+
+/*! \internal
+
+ Sets the manager's sort to the index \a sort. To apply the new
+ sort, use refresh().
+
+ */
+
+void TQSqlCursorManager::setSort( const TQSqlIndex& sort )
+{
+ setSort( sort.toStringList() );
+}
+
+/*! \internal
+
+ Sets the manager's sort to the stringlist \a sort. To apply the
+ new sort, use refresh().
+
+ */
+
+void TQSqlCursorManager::setSort( const TQStringList& sort )
+{
+ d->srt = sort;
+}
+
+/*! \internal
+
+ Returns the current sort, or an empty stringlist if there is none.
+
+*/
+
+TQStringList TQSqlCursorManager::sort() const
+{
+ return d->srt;
+}
+
+/*! \internal
+
+ Sets the manager's filter to the string \a filter. To apply the
+ new filter, use refresh().
+
+*/
+
+void TQSqlCursorManager::setFilter( const TQString& filter )
+{
+ d->ftr = filter;
+}
+
+/*! \internal
+
+ Returns the current filter, or an empty string if there is none.
+
+*/
+
+TQString TQSqlCursorManager::filter() const
+{
+ return d->ftr;
+}
+
+/*! \internal
+
+ Sets auto-delete to \a enable. If TRUE, the default cursor will
+ be deleted when necessary.
+
+ \sa autoDelete()
+*/
+
+void TQSqlCursorManager::setAutoDelete( bool enable )
+{
+ d->autoDelete = enable;
+}
+
+
+/*! \internal
+
+ Returns TRUE if auto-deletion is enabled, otherwise FALSE.
+
+ \sa setAutoDelete()
+
+*/
+
+bool TQSqlCursorManager::autoDelete() const
+{
+ return d->autoDelete;
+}
+
+/*! \internal
+
+ Sets the default cursor used by the manager to \a cursor. If \a
+ autoDelete is TRUE (the default is FALSE), the manager takes
+ ownership of the \a cursor pointer, which will be deleted when the
+ manager is destroyed, or when setCursor() is called again. To
+ activate the \a cursor use refresh().
+
+ \sa cursor()
+
+*/
+
+void TQSqlCursorManager::setCursor( TQSqlCursor* cursor, bool autoDelete )
+{
+ if ( d->autoDelete )
+ delete d->cur;
+ d->cur = cursor;
+ d->autoDelete = autoDelete;
+}
+
+/*! \internal
+
+ Returns a pointer to the default cursor used for navigation, or 0
+ if there is no default cursor.
+
+ \sa setCursor()
+
+*/
+
+TQSqlCursor* TQSqlCursorManager::cursor() const
+{
+ return d->cur;
+}
+
+
+/*! \internal
+
+ Refreshes the manager using the default cursor. The manager's
+ filter and sort are applied. Returns TRUE on success, FALSE if an
+ error occurred or there is no current cursor.
+
+ \sa setFilter() setSort()
+
+*/
+
+bool TQSqlCursorManager::refresh()
+{
+ TQSqlCursor* cur = cursor();
+ if ( !cur )
+ return FALSE;
+ TQString currentFilter = d->ftr;
+ TQStringList currentSort = d->srt;
+ TQSqlIndex newSort = TQSqlIndex::fromStringList( currentSort, cur );
+ return cur->select( currentFilter, newSort );
+}
+
+/* \internal
+
+ Returns TRUE if the \a buf field values that correspond to \a idx
+ match the field values in \a cur that correspond to \a idx.
+*/
+
+static bool index_matches( const TQSqlCursor* cur, const TQSqlRecord* buf,
+ const TQSqlIndex& idx )
+{
+ bool indexEquals = FALSE;
+ for ( uint i = 0; i < idx.count(); ++i ) {
+ const TQString fn( idx.field(i)->name() );
+ if ( cur->value( fn ) == buf->value( fn ) )
+ indexEquals = TRUE;
+ else {
+ indexEquals = FALSE;
+ break;
+ }
+ }
+ return indexEquals;
+}
+
+/*
+ Return less than, equal to or greater than 0 if buf1 is less than,
+ equal to or greater than buf2 according to fields described in idx.
+ (### Currently only uses first field.)
+*/
+
+static int compare_recs( const TQSqlRecord* buf1, const TQSqlRecord* buf2,
+ const TQSqlIndex& idx )
+{
+ int cmp = 0;
+
+ int i = 0;
+ const TQString fn( idx.field(i)->name() );
+ const TQSqlField* f1 = buf1->field( fn );
+
+ if ( f1 ) {
+ switch ( f1->type() ) { // ### more types?
+ case TQVariant::String:
+ case TQVariant::CString:
+ cmp = f1->value().toString().simplifyWhiteSpace().compare(
+ buf2->value(fn).toString().simplifyWhiteSpace() );
+ break;
+ default:
+ if ( f1->value().toDouble() < buf2->value( fn ).toDouble() )
+ cmp = -1;
+ else if ( f1->value().toDouble() > buf2->value( fn ).toDouble() )
+ cmp = 1;
+ }
+ }
+
+ if ( idx.isDescending(i) )
+ cmp = -cmp;
+ return cmp;
+}
+
+#ifdef QT_DEBUG_DATAMANAGER
+static void debug_datamanager_buffer( const TQString& msg, TQSqlRecord* cursor )
+{
+ qDebug("+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++");
+ qDebug( "%s", msg.latin1() );
+ for ( uint j = 0; j < cursor->count(); ++j ) {
+ qDebug( "%s", (cursor->field(j)->name() + " type:"
+ + TQString(cursor->field(j)->value().typeName())
+ + " value:" + cursor->field(j)->value().toString())
+ .latin1() );
+ }
+}
+#endif
+
+
+/*! \internal
+
+ Relocates the default cursor to the record matching the cursor's
+edit buffer. Only the field names specified by \a idx are used to
+determine an exact match of the cursor to the edit buffer. However,
+other fields in the edit buffer are also used during the search,
+therefore all fields in the edit buffer should be primed with desired
+values for the record being sought. This function is typically used
+to relocate a cursor to the correct position after an insert or
+update. For example:
+
+\code
+ TQSqlCursor* myCursor = myManager.cursor();
+ ...
+ TQSqlRecord* buf = myCursor->primeUpdate();
+ buf->setValue( "name", "Ola" );
+ buf->setValue( "city", "Oslo" );
+ ...
+ myCursor->update(); // update current record
+ myCursor->select(); // refresh the cursor
+ myManager.findBuffer( myCursor->primaryIndex() ); // go to the updated record
+\endcode
+
+*/
+
+//## possibly add sizeHint parameter
+bool TQSqlCursorManager::findBuffer( const TQSqlIndex& idx, int atHint )
+{
+#ifdef QT_DEBUG_DATAMANAGER
+ qDebug("TQSqlCursorManager::findBuffer:");
+#endif
+ TQSqlCursor* cur = cursor();
+ if ( !cur )
+ return FALSE;
+ if ( !cur->isActive() )
+ return FALSE;
+ if ( !idx.count() ) {
+ if ( cur->at() == TQSql::BeforeFirst )
+ cur->next();
+ return FALSE;
+ }
+ TQSqlRecord* buf = cur->editBuffer();
+ bool indexEquals = FALSE;
+#ifdef QT_DEBUG_DATAMANAGER
+ qDebug(" Checking hint...");
+#endif
+ /* check the hint */
+ if ( cur->seek( atHint ) )
+ indexEquals = index_matches( cur, buf, idx );
+
+ if ( !indexEquals ) {
+#ifdef QT_DEBUG_DATAMANAGER
+ qDebug(" Checking current page...");
+#endif
+ /* check current page */
+ int pageSize = 20;
+ int startIdx = TQMAX( atHint - pageSize, 0 );
+ int endIdx = atHint + pageSize;
+ for ( int j = startIdx; j <= endIdx; ++j ) {
+ if ( cur->seek( j ) ) {
+ indexEquals = index_matches( cur, buf, idx );
+ if ( indexEquals )
+ break;
+ }
+ }
+ }
+
+ if ( !indexEquals && cur->driver()->hasFeature( TQSqlDriver::QuerySize )
+ && cur->sort().count() ) {
+#ifdef QT_DEBUG_DATAMANAGER
+ qDebug(" Using binary search...");
+#endif
+ // binary search based on record buffer and current sort fields
+ int lo = 0;
+ int hi = cur->size();
+ int mid;
+ if ( compare_recs( buf, cur, cur->sort() ) >= 0 )
+ lo = cur->at();
+ while ( lo != hi ) {
+ mid = lo + (hi - lo) / 2;
+ if ( !cur->seek( mid ) )
+ break;
+ if ( index_matches( cur, buf, idx ) ) {
+ indexEquals = TRUE;
+ break;
+ }
+ int c = compare_recs( buf, cur, cur->sort() );
+ if ( c < 0 ) {
+ hi = mid;
+ } else if ( c == 0 ) {
+ // found it, but there may be duplicates
+ int at = mid;
+ do {
+ mid--;
+ if ( !cur->seek( mid ) )
+ break;
+ if ( index_matches( cur, buf, idx ) ) {
+ indexEquals = TRUE;
+ break;
+ }
+ } while ( compare_recs( buf, cur, cur->sort() ) == 0 );
+
+ if ( !indexEquals ) {
+ mid = at;
+ do {
+ mid++;
+ if ( !cur->seek( mid ) )
+ break;
+ if ( index_matches( cur, buf, idx ) ) {
+ indexEquals = TRUE;
+ break;
+ }
+ } while ( compare_recs( buf, cur, cur->sort() ) == 0 );
+ }
+ break;
+ } else if ( c > 0 ) {
+ lo = mid + 1;
+ }
+ }
+ }
+
+ if ( !indexEquals ) {
+#ifdef QT_DEBUG_DATAMANAGER
+ qDebug(" Using brute search...");
+#endif
+#ifndef QT_NO_CURSOR
+ TQApplication::setOverrideCursor( TQt::waitCursor );
+#endif
+ /* give up, use brute force */
+ int startIdx = 0;
+ if ( cur->at() != startIdx ) {
+ cur->seek( startIdx );
+ }
+ for ( ;; ) {
+ indexEquals = FALSE;
+ indexEquals = index_matches( cur, buf, idx );
+ if ( indexEquals )
+ break;
+ if ( !cur->next() )
+ break;
+ }
+#ifndef QT_NO_CURSOR
+ TQApplication::restoreOverrideCursor();
+#endif
+ }
+#ifdef QT_DEBUG_DATAMANAGER
+ qDebug(" Done, result:" + TQString::number( indexEquals ) );
+#endif
+ return indexEquals;
+}
+
+#ifndef QT_NO_SQL_FORM
+
+class TQSqlFormManagerPrivate
+{
+public:
+ TQSqlFormManagerPrivate() : frm(0), rcd(0) {}
+ TQSqlForm* frm;
+ TQSqlRecord* rcd;
+};
+
+
+/*! \internal
+
+ Creates a form manager.
+
+*/
+
+TQSqlFormManager::TQSqlFormManager()
+{
+ d = new TQSqlFormManagerPrivate();
+}
+
+/*! \internal
+
+ Destroys the object and frees any allocated resources.
+
+*/
+
+TQSqlFormManager::~TQSqlFormManager()
+{
+ delete d;
+}
+
+/*! \internal
+
+ Clears the default form values. If there is no default form,
+ nothing happens,
+
+*/
+
+void TQSqlFormManager::clearValues()
+{
+ if ( form() )
+ form()->clearValues();
+}
+
+/*! \internal
+
+ Sets the form used by the form manager to \a form. If a record has
+ already been assigned to the form manager, that record is also used by
+ the \a form to display data.
+
+ \sa form()
+
+*/
+
+void TQSqlFormManager::setForm( TQSqlForm* form )
+{
+ d->frm = form;
+ if ( d->rcd && d->frm )
+ d->frm->setRecord( d->rcd );
+}
+
+
+/*! \internal
+
+ Returns the default form used by the form manager, or 0 if there is
+ none.
+
+ \sa setForm()
+
+*/
+
+TQSqlForm* TQSqlFormManager::form()
+{
+ return d->frm;
+}
+
+
+/*! \internal
+
+ Sets the record used by the form manager to \a record. If a form has
+ already been assigned to the form manager, \a record is also used by
+ the default form to display data.
+
+ \sa record()
+
+*/
+
+void TQSqlFormManager::setRecord( TQSqlRecord* record )
+{
+ d->rcd = record;
+ if ( d->frm ) {
+ d->frm->setRecord( d->rcd );
+ }
+}
+
+
+/*! \internal
+
+ Returns the default record used by the form manager, or 0 if there is
+ none.
+
+ \sa setRecord()
+*/
+
+TQSqlRecord* TQSqlFormManager::record()
+{
+ return d->rcd;
+}
+
+
+/*! \internal
+
+ Causes the default form to read its fields . If there is no
+ default form, nothing happens.
+
+ \sa setForm()
+
+*/
+
+void TQSqlFormManager::readFields()
+{
+ if ( d->frm ) {
+ d->frm->readFields();
+ }
+}
+
+/*! \internal
+
+ Causes the default form to write its fields . If there is no
+ default form, nothing happens.
+
+ \sa setForm()
+
+*/
+
+void TQSqlFormManager::writeFields()
+{
+ if ( d->frm ) {
+ d->frm->writeFields();
+ }
+}
+
+#endif // QT_NO_SQL_FORM
+
+class TQDataManagerPrivate
+{
+public:
+ TQDataManagerPrivate()
+ : mode( TQSql::None ), autoEd( TRUE ), confEdits( 3 ),
+ confCancs( FALSE ) {}
+ TQSql::Op mode;
+ bool autoEd;
+ TQBitArray confEdits;
+ bool confCancs;
+
+};
+
+/*!
+ \class TQDataManager qsqlmanager_p.h
+ \ingroup database
+
+ \brief The TQDataManager class is an internal class for implementing
+ the data-aware widgets.
+
+ \internal
+
+ TQDataManager is a strictly internal class that acts as a base class
+ for other data-aware widgets.
+
+*/
+
+
+/*! \internal
+
+ Constructs an empty data handler.
+
+*/
+
+TQDataManager::TQDataManager()
+{
+ d = new TQDataManagerPrivate();
+}
+
+
+/*! \internal
+
+ Destroys the object and frees any allocated resources.
+
+*/
+
+TQDataManager::~TQDataManager()
+{
+ delete d;
+}
+
+
+/*! \internal
+
+ Virtual function which is called when an error has occurred The
+ default implementation displays a warning message to the user with
+ information about the error.
+
+*/
+void TQDataManager::handleError( TQWidget* parent, const TQSqlError& e )
+{
+#ifndef QT_NO_MESSAGEBOX
+ if (e.driverText().isEmpty() && e.databaseText().isEmpty()) {
+ TQMessageBox::warning ( parent, "Warning", "An error occurred while accessing the database");
+ } else {
+ TQMessageBox::warning ( parent, "Warning", e.driverText() + "\n" + e.databaseText(),
+ 0, 0 );
+ }
+#endif // QT_NO_MESSAGEBOX
+}
+
+
+/*! \internal
+
+ Sets the internal mode to \a m.
+
+*/
+
+void TQDataManager::setMode( TQSql::Op m )
+{
+ d->mode = m;
+}
+
+
+/*! \internal
+
+ Returns the current mode.
+
+*/
+
+TQSql::Op TQDataManager::mode() const
+{
+ return d->mode;
+}
+
+
+/*! \internal
+
+ Sets the auto-edit mode to \a auto.
+
+*/
+
+void TQDataManager::setAutoEdit( bool autoEdit )
+{
+ d->autoEd = autoEdit;
+}
+
+
+
+/*! \internal
+
+ Returns TRUE if auto-edit mode is enabled; otherwise returns FALSE.
+
+*/
+
+bool TQDataManager::autoEdit() const
+{
+ return d->autoEd;
+}
+
+/*! \internal
+
+ If \a confirm is TRUE, all edit operations (inserts, updates and
+ deletes) will be confirmed by the user. If \a confirm is FALSE (the
+ default), all edits are posted to the database immediately.
+
+*/
+void TQDataManager::setConfirmEdits( bool confirm )
+{
+ d->confEdits.fill( confirm );
+}
+
+/*! \internal
+
+ If \a confirm is TRUE, all inserts will be confirmed by the user.
+ If \a confirm is FALSE (the default), all edits are posted to the
+ database immediately.
+
+*/
+
+void TQDataManager::setConfirmInsert( bool confirm )
+{
+ d->confEdits[ TQSql::Insert ] = confirm;
+}
+
+/*! \internal
+
+ If \a confirm is TRUE, all updates will be confirmed by the user.
+ If \a confirm is FALSE (the default), all edits are posted to the
+ database immediately.
+
+*/
+
+void TQDataManager::setConfirmUpdate( bool confirm )
+{
+ d->confEdits[ TQSql::Update ] = confirm;
+}
+
+/*! \internal
+
+ If \a confirm is TRUE, all deletes will be confirmed by the user.
+ If \a confirm is FALSE (the default), all edits are posted to the
+ database immediately.
+
+*/
+
+void TQDataManager::setConfirmDelete( bool confirm )
+{
+ d->confEdits[ TQSql::Delete ] = confirm;
+}
+
+/*! \internal
+
+ Returns TRUE if the table confirms all edit operations (inserts,
+ updates and deletes), otherwise returns FALSE.
+*/
+
+bool TQDataManager::confirmEdits() const
+{
+ return ( confirmInsert() && confirmUpdate() && confirmDelete() );
+}
+
+/*! \internal
+
+ Returns TRUE if the table confirms inserts, otherwise returns
+ FALSE.
+*/
+
+bool TQDataManager::confirmInsert() const
+{
+ return d->confEdits[ TQSql::Insert ];
+}
+
+/*! \internal
+
+ Returns TRUE if the table confirms updates, otherwise returns
+ FALSE.
+*/
+
+bool TQDataManager::confirmUpdate() const
+{
+ return d->confEdits[ TQSql::Update ];
+}
+
+/*! \internal
+
+ Returns TRUE if the table confirms deletes, otherwise returns
+ FALSE.
+*/
+
+bool TQDataManager::confirmDelete() const
+{
+ return d->confEdits[ TQSql::Delete ];
+}
+
+/*! \internal
+
+ If \a confirm is TRUE, all cancels will be confirmed by the user
+ through a message box. If \a confirm is FALSE (the default), all
+ cancels occur immediately.
+*/
+
+void TQDataManager::setConfirmCancels( bool confirm )
+{
+ d->confCancs = confirm;
+}
+
+/*! \internal
+
+ Returns TRUE if the table confirms cancels, otherwise returns FALSE.
+*/
+
+bool TQDataManager::confirmCancels() const
+{
+ return d->confCancs;
+}
+
+/*! \internal
+
+ Virtual function which returns a confirmation for an edit of mode \a
+ m. Derived classes can reimplement this function and provide their
+ own confirmation dialog. The default implementation uses a message
+ box which prompts the user to confirm the edit action. The dialog
+ is centered over \a parent.
+
+*/
+
+TQSql::Confirm TQDataManager::confirmEdit( TQWidget* parent, TQSql::Op m )
+{
+ int ans = 2;
+ if ( m == TQSql::Delete ) {
+#ifndef QT_NO_MESSAGEBOX
+ ans = TQMessageBox::information( parent,
+ qApp->translate( "TQSql", "Delete" ),
+ qApp->translate( "TQSql", "Delete this record?" ),
+ qApp->translate( "TQSql", "Yes" ),
+ qApp->translate( "TQSql", "No" ),
+ TQString::null, 0, 1 );
+#else
+ ans = TQSql::No;
+#endif // QT_NO_MESSAGEBOX
+ } else if ( m != TQSql::None ) {
+ TQString caption;
+ if ( m == TQSql::Insert ) {
+ caption = qApp->translate( "TQSql", "Insert" );
+ } else { // TQSql::Update
+ caption = qApp->translate( "TQSql", "Update" );
+ }
+#ifndef QT_NO_MESSAGEBOX
+ ans = TQMessageBox::information( parent, caption,
+ qApp->translate( "TQSql", "Save edits?" ),
+ qApp->translate( "TQSql", "Yes" ),
+ qApp->translate( "TQSql", "No" ),
+ qApp->translate( "TQSql", "Cancel" ),
+ 0, 2 );
+#else
+ ans = TQSql::No;
+#endif // QT_NO_MESSAGEBOX
+ }
+
+ switch ( ans ) {
+ case 0:
+ return TQSql::Yes;
+ case 1:
+ return TQSql::No;
+ default:
+ return TQSql::Cancel;
+ }
+}
+
+/*! \internal
+
+ Virtual function which returns a confirmation for cancelling an edit
+ mode \a m. Derived classes can reimplement this function and
+ provide their own confirmation dialog. The default implementation
+ uses a message box which prompts the user to confirm the edit
+ action. The dialog is centered over \a parent.
+
+
+*/
+
+TQSql::Confirm TQDataManager::confirmCancel( TQWidget* parent, TQSql::Op )
+{
+#ifndef QT_NO_MESSAGEBOX
+ switch ( TQMessageBox::information( parent,
+ qApp->translate( "TQSql", "Confirm" ),
+ qApp->translate( "TQSql", "Cancel your edits?" ),
+ qApp->translate( "TQSql", "Yes" ),
+ qApp->translate( "TQSql", "No" ),
+ TQString::null, 0, 1 ) ) {
+ case 0:
+ return TQSql::Yes;
+ case 1:
+ return TQSql::No;
+ default:
+ return TQSql::Cancel;
+ }
+#else
+ return TQSql::Yes;
+#endif // QT_NO_MESSAGEBOX
+}
+
+#endif