src/Gui/FlowLayout.h

0001 /* Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
0002    All rights reserved.
0003    Contact: Nokia Corporation (qt-info@nokia.com)
0004
0005    This file is part of the Trojita Qt IMAP e-mail client,
0006    http://trojita.flaska.net/
0007
0008    It was taken from the examples of the Qt Toolkit.
0009
0010    $QT_BEGIN_LICENSE:LGPL$
0011    Commercial Usage
0012    Licensees holding valid Qt Commercial licenses may use this file in
0013    accordance with the Qt Commercial License Agreement provided with the
0014    Software or, alternatively, in accordance with the terms contained in
0015    a written agreement between you and Nokia.
0016
0017    GNU Lesser General Public License Usage
0018    Alternatively, this file may be used under the terms of the GNU Lesser
0019    General Public License version 2.1 as published by the Free Software
0020    Foundation and appearing in the file LICENSE.LGPL included in the
0021    packaging of this file.  Please review the following information to
0022    ensure the GNU Lesser General Public License version 2.1 requirements
0023    will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
0024
0025    In addition, as a special exception, Nokia gives you certain additional
0026    rights.  These rights are described in the Nokia Qt LGPL Exception
0027    version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
0028
0029    GNU General Public License Usage
0030    Alternatively, this file may be used under the terms of the GNU
0031    General Public License version 3.0 as published by the Free Software
0032    Foundation and appearing in the file LICENSE.GPL included in the
0033    packaging of this file.  Please review the following information to
0034    ensure the GNU General Public License version 3.0 requirements will be
0035    met: http://www.gnu.org/copyleft/gpl.html.
0036
0037    If you have questions regarding the use of this file, please contact
0038    Nokia at qt-info@nokia.com.
0039    $QT_END_LICENSE$
0040 */
0041
0042 #ifndef GUI_FLOWLAYOUT_H
0043 #define GUI_FLOWLAYOUT_H
0044
0045 #include <QLayout>
0046 #include <QRect>
0047 #include <QStyle>
0048 #include <QWidgetItem>
0049
0050 namespace Gui
0051 {
0052
0053 class FlowLayout : public QLayout
0054 {
0055 public:
0056     explicit FlowLayout(QWidget *parent, int margin = -1, int hSpacing = -1, int vSpacing = -1);
0057     explicit FlowLayout(int margin = -1, int hSpacing = -1, int vSpacing = -1);
0058     ~FlowLayout();
0059
0060     void addItem(QLayoutItem *item);
0061     int horizontalSpacing() const;
0062     int verticalSpacing() const;
0063     Qt::Orientations expandingDirections() const;
0064     bool hasHeightForWidth() const;
0065     int heightForWidth(int) const;
0066     int count() const;
0067     QLayoutItem *itemAt(int index) const;
0068     QSize minimumSize() const;
0069     void setGeometry(const QRect &rect);
0070     QSize sizeHint() const;
0071     QLayoutItem *takeAt(int index);
0072
0073 private:
0074     int doLayout(const QRect &rect, bool testOnly) const;
0075     int smartSpacing(QStyle::PixelMetric pm) const;
0076
0077     QList<QLayoutItem *> itemList;
0078     int m_hSpace;
0079     int m_vSpace;
0080 };
0081
0082 } // namespace Gui
0083
0084 #endif // GUI_FLOWLAYOUT_H