/******************************************************************************** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).** All rights reserved.** Contact: Nokia Corporation (qt-info@nokia.com)**** This file is part of the demonstration applications 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 URLLINEEDIT_H#define URLLINEEDIT_H#include <QtCore/QUrl>#include <QtGui/QWidget>#include <QtGui/QStyleOptionFrame>QT_BEGIN_NAMESPACEclass QLineEdit;QT_END_NAMESPACEclass ClearButton;class ExLineEdit : public QWidget{ Q_OBJECTpublic: ExLineEdit(QWidget *parent = 0); inline QLineEdit *lineEdit() const { return m_lineEdit; } void setLeftWidget(QWidget *widget); QWidget *leftWidget() const; QSize sizeHint() const; QVariant inputMethodQuery(Qt::InputMethodQuery property) const;protected: void focusInEvent(QFocusEvent *event); void focusOutEvent(QFocusEvent *event); void keyPressEvent(QKeyEvent *event); void paintEvent(QPaintEvent *event); void resizeEvent(QResizeEvent *event); void inputMethodEvent(QInputMethodEvent *e); bool event(QEvent *event);protected: void updateGeometries(); void initStyleOption(QStyleOptionFrameV2 *option) const; QWidget *m_leftWidget; QLineEdit *m_lineEdit; ClearButton *m_clearButton;};class UrlIconLabel;class WebView;class UrlLineEdit : public ExLineEdit{ Q_OBJECTpublic: UrlLineEdit(QWidget *parent = 0); void setWebView(WebView *webView);protected: void paintEvent(QPaintEvent *event); void focusOutEvent(QFocusEvent *event);private slots: void webViewUrlChanged(const QUrl &url); void webViewIconChanged();private: QLinearGradient generateGradient(const QColor &color) const; WebView *m_webView; UrlIconLabel *m_iconLabel; QColor m_defaultBaseColor;};#endif // URLLINEEDIT_H