1 /****************************************************************************

     2 **

     3 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).

     4 ** All rights reserved.

     5 ** Contact: Nokia Corporation (qt-info@nokia.com)

     6 **

     7 ** This file is part of the demonstration applications of the Qt Toolkit.

     8 **

     9 ** $QT_BEGIN_LICENSE:LGPL$

    10 ** No Commercial Usage

    11 ** This file contains pre-release code and may not be distributed.

    12 ** You may use this file in accordance with the terms and conditions

    13 ** contained in the Technology Preview License Agreement accompanying

    14 ** this package.

    15 **

    16 ** GNU Lesser General Public License Usage

    17 ** Alternatively, this file may be used under the terms of the GNU Lesser

    18 ** General Public License version 2.1 as published by the Free Software

    19 ** Foundation and appearing in the file LICENSE.LGPL included in the

    20 ** packaging of this file.  Please review the following information to

    21 ** ensure the GNU Lesser General Public License version 2.1 requirements

    22 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.

    23 **

    24 ** In addition, as a special exception, Nokia gives you certain additional

    25 ** rights.  These rights are described in the Nokia Qt LGPL Exception

    26 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.

    27 **

    28 ** If you have questions regarding the use of this file, please contact

    29 ** Nokia at qt-info@nokia.com.

    30 **

    31 **

    32 **

    33 **

    34 **

    35 **

    36 **

    37 **

    38 ** $QT_END_LICENSE$

    39 **

    40 ****************************************************************************/

    41 

    42 #ifndef URLLINEEDIT_H

    43 #define URLLINEEDIT_H

    44 

    45 #include <QtCore/QUrl>

    46 #include <QtGui/QWidget>

    47 #include <QtGui/QStyleOptionFrame>

    48 

    49 QT_BEGIN_NAMESPACE

    50 class QLineEdit;

    51 QT_END_NAMESPACE

    52 

    53 class ClearButton;

    54 class ExLineEdit : public QWidget

    55 {

    56     Q_OBJECT

    57 

    58 public:

    59     ExLineEdit(QWidget *parent = 0);

    60 

    61     inline QLineEdit *lineEdit() const { return m_lineEdit; }

    62 

    63     void setLeftWidget(QWidget *widget);

    64     QWidget *leftWidget() const;

    65 

    66     QSize sizeHint() const;

    67 

    68     QVariant inputMethodQuery(Qt::InputMethodQuery property) const;

    69 protected:

    70     void focusInEvent(QFocusEvent *event);

    71     void focusOutEvent(QFocusEvent *event);

    72     void keyPressEvent(QKeyEvent *event);

    73     void paintEvent(QPaintEvent *event);

    74     void resizeEvent(QResizeEvent *event);

    75     void inputMethodEvent(QInputMethodEvent *e);

    76     bool event(QEvent *event);

    77 

    78 protected:

    79     void updateGeometries();

    80     void initStyleOption(QStyleOptionFrameV2 *option) const;

    81 

    82     QWidget *m_leftWidget;

    83     QLineEdit *m_lineEdit;

    84     ClearButton *m_clearButton;

    85 };

    86 

    87 class UrlIconLabel;

    88 class WebView;

    89 class UrlLineEdit : public ExLineEdit

    90 {

    91     Q_OBJECT

    92 

    93 public:

    94     UrlLineEdit(QWidget *parent = 0);

    95     void setWebView(WebView *webView);

    96 

    97 protected:

    98     void paintEvent(QPaintEvent *event);

    99     void focusOutEvent(QFocusEvent *event);

   100 

   101 private slots:

   102     void webViewUrlChanged(const QUrl &url);

   103     void webViewIconChanged();

   104 

   105 private:

   106     QLinearGradient generateGradient(const QColor &color) const;

   107     WebView *m_webView;

   108     UrlIconLabel *m_iconLabel;

   109     QColor m_defaultBaseColor;

   110 

   111 };

   112 

   113 

   114 #endif // URLLINEEDIT_H

   115