src/qt3support/sql/q3databrowser.h
changeset 0 1918ee327afb
child 4 3b1da2848fc7
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/qt3support/sql/q3databrowser.h	Mon Jan 11 14:00:40 2010 +0000
@@ -0,0 +1,183 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the Qt3Support module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights.  These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef Q3DATABROWSER_H
+#define Q3DATABROWSER_H
+
+#include <QtGui/qwidget.h>
+#include <QtCore/qstring.h>
+#include <QtCore/qstringlist.h>
+#include <QtSql/qsql.h>
+#include <QtSql/qsqlindex.h>
+#include <Qt3Support/q3sqlcursor.h>
+#include <QtSql/qsqlerror.h>
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+QT_MODULE(Qt3Support)
+
+#ifndef QT_NO_SQL_VIEW_WIDGETS
+
+class Q3SqlForm;
+class Q3DataBrowserPrivate;
+
+class Q_COMPAT_EXPORT Q3DataBrowser : public QWidget
+{
+    Q_OBJECT
+    Q_PROPERTY(bool boundaryChecking READ boundaryChecking WRITE setBoundaryChecking)
+    Q_PROPERTY(QString filter READ filter WRITE setFilter)
+    Q_PROPERTY(QStringList sort READ sort WRITE setSort)
+    Q_PROPERTY(bool confirmEdits READ confirmEdits WRITE setConfirmEdits)
+    Q_PROPERTY(bool confirmInsert READ confirmInsert WRITE setConfirmInsert)
+    Q_PROPERTY(bool confirmUpdate READ confirmUpdate WRITE setConfirmUpdate)
+    Q_PROPERTY(bool confirmDelete READ confirmDelete WRITE setConfirmDelete)
+    Q_PROPERTY(bool confirmCancels READ confirmCancels WRITE setConfirmCancels)
+    Q_PROPERTY(bool readOnly READ isReadOnly WRITE setReadOnly)
+    Q_PROPERTY(bool autoEdit READ autoEdit WRITE setAutoEdit)
+
+public:
+    Q3DataBrowser(QWidget* parent=0, const char* name=0, Qt::WindowFlags fl = 0);
+    ~Q3DataBrowser();
+
+    enum Boundary {
+        Unknown,
+        None,
+        BeforeBeginning,
+        Beginning,
+        End,
+        AfterEnd
+    };
+
+    Boundary boundary();
+    void setBoundaryChecking(bool active);
+    bool boundaryChecking() const;
+
+    void setSort(const QSqlIndex& sort);
+    void setSort(const QStringList& sort);
+    QStringList  sort() const;
+    void setFilter(const QString& filter);
+    QString filter() const;
+    virtual void setSqlCursor(Q3SqlCursor* cursor, bool autoDelete = false);
+    Q3SqlCursor* sqlCursor() const;
+    virtual void setForm(Q3SqlForm* form);
+    Q3SqlForm* form();
+
+    virtual void setConfirmEdits(bool confirm);
+    virtual void setConfirmInsert(bool confirm);
+    virtual void setConfirmUpdate(bool confirm);
+    virtual void setConfirmDelete(bool confirm);
+    virtual void setConfirmCancels(bool confirm);
+    bool confirmEdits() const;
+    bool confirmInsert() const;
+    bool confirmUpdate() const;
+    bool confirmDelete() const;
+    bool confirmCancels() const;
+
+    virtual void setReadOnly(bool active);
+    bool isReadOnly() const;
+    virtual void setAutoEdit(bool autoEdit);
+    bool autoEdit() const;
+
+    virtual bool seek(int i, bool relative = false);
+
+Q_SIGNALS:
+    void firstRecordAvailable(bool available);
+    void lastRecordAvailable(bool available);
+    void nextRecordAvailable(bool available);
+    void prevRecordAvailable(bool available);
+
+    void currentChanged(const QSqlRecord* record);
+    void primeInsert(QSqlRecord* buf);
+    void primeUpdate(QSqlRecord* buf);
+    void primeDelete(QSqlRecord* buf);
+    void beforeInsert(QSqlRecord* buf);
+    void beforeUpdate(QSqlRecord* buf);
+    void beforeDelete(QSqlRecord* buf);
+    void cursorChanged(Q3SqlCursor::Mode mode);
+
+public Q_SLOTS:
+    virtual void refresh();
+
+    virtual void insert();
+    virtual void update();
+    virtual void del();
+
+    virtual void first();
+    virtual void last();
+    virtual void next();
+    virtual void prev();
+
+    virtual void readFields();
+    virtual void writeFields();
+    virtual void clearValues();
+
+    void updateBoundary();
+
+protected:
+    virtual bool insertCurrent();
+    virtual bool updateCurrent();
+    virtual bool deleteCurrent();
+    virtual bool currentEdited();
+
+    virtual QSql::Confirm confirmEdit(QSql::Op m);
+    virtual QSql::Confirm confirmCancel(QSql::Op m);
+
+    virtual void handleError(const QSqlError& error);
+
+private:
+    typedef bool (Q3SqlCursor::*Nav)();
+    bool preNav();
+    void postNav(bool primeUpd);
+    void nav(Nav nav);
+    Q3DataBrowserPrivate* d;
+
+    Q_DISABLE_COPY(Q3DataBrowser)
+};
+
+#endif // QT_NO_SQL_VIEW_WIDGETS
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+#endif // Q3DATABROWSER_H