qt5base-lts/examples/network/googlesuggest/googlesuggest.h

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/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://www.qt.io/licensing/
**
** This file is part of the examples of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:BSD$
** You may use this file under the terms of the BSD license as follows:
**
** "Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions are
** met:
** * Redistributions of source code must retain the above copyright
** notice, this list of conditions and the following disclaimer.
** * Redistributions in binary form must reproduce the above copyright
** notice, this list of conditions and the following disclaimer in
** the documentation and/or other materials provided with the
** distribution.
** * Neither the name of The Qt Company Ltd and its Subsidiary(-ies) nor the
** names of its contributors may be used to endorse or promote products
** derived from this software without specific prior written permission.
**
**
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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** $QT_END_LICENSE$
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****************************************************************************/
#ifndef GOOGLESUGGEST_H
#define GOOGLESUGGEST_H
#include <QtWidgets>
#include <QtNetwork>
#include <QObject>
QT_BEGIN_NAMESPACE
class QLineEdit;
class QNetworkReply;
class QTimer;
class QTreeWidget;
QT_END_NAMESPACE
//! [1]
class GSuggestCompletion : public QObject
{
Q_OBJECT
public:
GSuggestCompletion(QLineEdit *parent = 0);
~GSuggestCompletion();
bool eventFilter(QObject *obj, QEvent *ev) Q_DECL_OVERRIDE;
void showCompletion(const QStringList &choices, const QStringList &hits);
public slots:
void doneCompletion();
void preventSuggest();
void autoSuggest();
void handleNetworkData(QNetworkReply *networkReply);
private:
QLineEdit *editor;
QTreeWidget *popup;
QTimer *timer;
QNetworkAccessManager networkManager;
};
//! [1]
#endif // GOOGLESUGGEST_H