qt5base-lts/examples/sql/sqlbrowser/browser.h
hjk 40a54bf565 Examples: Replace 'Q_DECL_OVERRIDE' by 'override'
Examples should demonstrate best practice, and we can use the keyword
directly nowadays.

Change-Id: I1f122e5caceca17290757ffbaf3d660e7daa9ae4
Reviewed-by: Topi Reiniö <topi.reinio@theqtcompany.com>
2016-06-15 09:32:30 +00:00

129 lines
4.5 KiB
C++

/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the demonstration applications of the Qt Toolkit.
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** Alternatively, you may use this file under the terms of the BSD license
** as follows:
**
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** modification, are permitted provided that the following conditions are
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** * Redistributions of source code must retain the above copyright
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#ifndef BROWSER_H
#define BROWSER_H
#include <QWidget>
#include <QSqlTableModel>
#include "ui_browserwidget.h"
class ConnectionWidget;
QT_FORWARD_DECLARE_CLASS(QTableView)
QT_FORWARD_DECLARE_CLASS(QPushButton)
QT_FORWARD_DECLARE_CLASS(QTextEdit)
QT_FORWARD_DECLARE_CLASS(QSqlError)
class Browser: public QWidget, private Ui::Browser
{
Q_OBJECT
public:
Browser(QWidget *parent = 0);
virtual ~Browser();
QSqlError addConnection(const QString &driver, const QString &dbName, const QString &host,
const QString &user, const QString &passwd, int port = -1);
void insertRow();
void deleteRow();
void updateActions();
public slots:
void exec();
void showTable(const QString &table);
void showMetaData(const QString &table);
void addConnection();
void currentChanged() { updateActions(); }
void about();
void on_insertRowAction_triggered()
{ insertRow(); }
void on_deleteRowAction_triggered()
{ deleteRow(); }
void on_fieldStrategyAction_triggered();
void on_rowStrategyAction_triggered();
void on_manualStrategyAction_triggered();
void on_submitAction_triggered();
void on_revertAction_triggered();
void on_selectAction_triggered();
void on_connectionWidget_tableActivated(const QString &table)
{ showTable(table); }
void on_connectionWidget_metaDataRequested(const QString &table)
{ showMetaData(table); }
void on_submitButton_clicked()
{
exec();
sqlEdit->setFocus();
}
void on_clearButton_clicked()
{
sqlEdit->clear();
sqlEdit->setFocus();
}
signals:
void statusMessage(const QString &message);
};
class CustomModel: public QSqlTableModel
{
Q_OBJECT
public:
explicit CustomModel(QObject *parent = 0, QSqlDatabase db = QSqlDatabase()):QSqlTableModel(parent, db) {}
QVariant data(const QModelIndex &idx, int role) const override
{
if (role == Qt::BackgroundRole && isDirty(idx))
return QBrush(QColor(Qt::yellow));
return QSqlTableModel::data(idx, role);
}
};
#endif