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# qformlayout.h

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    00001 /****************************************************************************
    00002 **
    00003 ** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
    00004 ** All rights reserved.
    00005 ** Contact: Nokia Corporation (qt-info@nokia.com)
    00006 **
    00007 ** This file is part of the QtGui module of the Qt Toolkit.
    00008 **
    00009 ** $QT_BEGIN_LICENSE:LGPL$
    00010 ** Commercial Usage
    00011 ** Licensees holding valid Qt Commercial licenses may use this file in
    00012 ** accordance with the Qt Commercial License Agreement provided with the
    00013 ** Software or, alternatively, in accordance with the terms contained in
    00014 ** a written agreement between you and Nokia.
    00015 **
    00016 ** GNU Lesser General Public License Usage
    00017 ** Alternatively, this file may be used under the terms of the GNU Lesser
    00018 ** General Public License version 2.1 as published by the Free Software
    00019 ** Foundation and appearing in the file LICENSE.LGPL included in the
    00020 ** packaging of this file.  Please review the following information to
    00021 ** ensure the GNU Lesser General Public License version 2.1 requirements
    00022 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
    00023 **
    00024 ** In addition, as a special exception, Nokia gives you certain additional
    00025 ** rights.  These rights are described in the Nokia Qt LGPL Exception
    00026 ** version 1.1, included in the file LGPL_EXCEPTION.txt in this module.
    00027 **
    00028 ** GNU General Public License Usage
    00029 ** Alternatively, this file may be used under the terms of the GNU
    00030 ** General Public License version 3.0 as published by the Free Software
    00031 ** Foundation and appearing in the file LICENSE.GPL included in the
    00032 ** packaging of this file.  Please review the following information to
    00033 ** ensure the GNU General Public License version 3.0 requirements will be
    00034 ** met: http://www.gnu.org/copyleft/gpl.html.
    00035 **
    00036 ** If you have questions regarding the use of this file, please contact
    00037 ** Nokia at qt-info@nokia.com.
    00038 ** $QT_END_LICENSE$
    00039 **
    00040 ****************************************************************************/
    00041
    00042 #ifndef QFORMLAYOUT_H
    00043 #define QFORMLAYOUT_H
    00044
    00045 #include <QtGui/QLayout>
    00046
    00047 QT_BEGIN_HEADER
    00048
    00049 QT_BEGIN_NAMESPACE
    00050
    00051 QT_MODULE(Gui)
    00052
    00053 class QFormLayoutPrivate;
    00054
    00055 class Q_GUI_EXPORT QFormLayout : public QLayout
    00056 {
    00057     Q_OBJECT
    00058     Q_ENUMS(FormStyle FieldGrowthPolicy RowWrapPolicy ItemRole)
    00059     Q_DECLARE_PRIVATE(QFormLayout)
    00060     Q_PROPERTY(FieldGrowthPolicy fieldGrowthPolicy READ fieldGrowthPolicy WRITE setFieldGrowthPolicy RESET resetFieldGrowthPolicy)
    00061     Q_PROPERTY(RowWrapPolicy rowWrapPolicy READ rowWrapPolicy WRITE setRowWrapPolicy RESET resetRowWrapPolicy)
    00062     Q_PROPERTY(Qt::Alignment labelAlignment READ labelAlignment WRITE setLabelAlignment RESET resetLabelAlignment)
    00063     Q_PROPERTY(Qt::Alignment formAlignment READ formAlignment WRITE setFormAlignment RESET resetFormAlignment)
    00064     Q_PROPERTY(int horizontalSpacing READ horizontalSpacing WRITE setHorizontalSpacing)
    00065     Q_PROPERTY(int verticalSpacing READ verticalSpacing WRITE setVerticalSpacing)
    00066
    00067 public:
    00068     enum FieldGrowthPolicy {
    00069         FieldsStayAtSizeHint,
    00070         ExpandingFieldsGrow,
    00071         AllNonFixedFieldsGrow
    00072     };
    00073
    00074     enum RowWrapPolicy {
    00075         DontWrapRows,
    00076         WrapLongRows,
    00077         WrapAllRows
    00078     };
    00079
    00080     enum ItemRole {
    00081         LabelRole = 0,
    00082         FieldRole = 1,
    00083         SpanningRole = 2
    00084     };
    00085
    00086     explicit QFormLayout(QWidget *parent = 0);
    00087     ~QFormLayout();
    00088
    00089     void setFieldGrowthPolicy(FieldGrowthPolicy policy);
    00090     FieldGrowthPolicy fieldGrowthPolicy() const;
    00091     void setRowWrapPolicy(RowWrapPolicy policy);
    00092     RowWrapPolicy rowWrapPolicy() const;
    00093     void setLabelAlignment(Qt::Alignment alignment);
    00094     Qt::Alignment labelAlignment() const;
    00095     void setFormAlignment(Qt::Alignment alignment);
    00096     Qt::Alignment formAlignment() const;
    00097
    00098     void setHorizontalSpacing(int spacing);
    00099     int horizontalSpacing() const;
    00100     void setVerticalSpacing(int spacing);
    00101     int verticalSpacing() const;
    00102
    00103     int spacing() const;
    00104     void setSpacing(int);
    00105
    00106     void addRow(QWidget *label, QWidget *field);
    00107     void addRow(QWidget *label, QLayout *field);
    00108     void addRow(const QString &labelText, QWidget *field);
    00109     void addRow(const QString &labelText, QLayout *field);
    00110     void addRow(QWidget *widget);
    00111     void addRow(QLayout *layout);
    00112
    00113     void insertRow(int row, QWidget *label, QWidget *field);
    00114     void insertRow(int row, QWidget *label, QLayout *field);
    00115     void insertRow(int row, const QString &labelText, QWidget *field);
    00116     void insertRow(int row, const QString &labelText, QLayout *field);
    00117     void insertRow(int row, QWidget *widget);
    00118     void insertRow(int row, QLayout *layout);
    00119
    00120     void setItem(int row, ItemRole role, QLayoutItem *item);
    00121     void setWidget(int row, ItemRole role, QWidget *widget);
    00122     void setLayout(int row, ItemRole role, QLayout *layout);
    00123
    00124     QLayoutItem *itemAt(int row, ItemRole role) const;
    00125     void getItemPosition(int index, int *rowPtr, ItemRole *rolePtr) const;
    00126     void getWidgetPosition(QWidget *widget, int *rowPtr, ItemRole *rolePtr) const;
    00127     void getLayoutPosition(QLayout *layout, int *rowPtr, ItemRole *rolePtr) const;
    00128     QWidget *labelForField(QWidget *field) const;
    00129     QWidget *labelForField(QLayout *field) const;
    00130
    00131     // reimplemented from QLayout
    00132     void addItem(QLayoutItem *item);
    00133     QLayoutItem *itemAt(int index) const;
    00134     QLayoutItem *takeAt(int index);
    00135
    00136     void setGeometry(const QRect &rect);
    00137     QSize minimumSize() const;
    00138     QSize sizeHint() const;
    00139     void invalidate();
    00140
    00141     bool hasHeightForWidth() const;
    00142     int heightForWidth(int width) const;
    00143     Qt::Orientations expandingDirections() const;
    00144     int count() const;
    00145
    00146     int rowCount() const;
    00147
    00148 #if 0
    00149     void dump() const;
    00150 #endif
    00151
    00152 private:
    00153     void resetFieldGrowthPolicy();
    00154     void resetRowWrapPolicy();
    00155     void resetLabelAlignment();
    00156     void resetFormAlignment();
    00157 };
    00158
    00159 QT_END_NAMESPACE
    00160
    00161 QT_END_HEADER
    00162
    00163 #endif