src/gui/text/qtexttable.h
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     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 QtGui module 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 QTEXTTABLE_H
       
    43 #define QTEXTTABLE_H
       
    44 
       
    45 #include <QtCore/qglobal.h>
       
    46 #include <QtCore/qobject.h>
       
    47 #include <QtGui/qtextobject.h>
       
    48 
       
    49 QT_BEGIN_HEADER
       
    50 
       
    51 QT_BEGIN_NAMESPACE
       
    52 
       
    53 QT_MODULE(Gui)
       
    54 
       
    55 class QTextCursor;
       
    56 class QTextTable;
       
    57 class QTextTablePrivate;
       
    58 
       
    59 class Q_GUI_EXPORT QTextTableCell
       
    60 {
       
    61 public:
       
    62     QTextTableCell() : table(0) {}
       
    63     ~QTextTableCell() {}
       
    64     QTextTableCell(const QTextTableCell &o) : table(o.table), fragment(o.fragment) {}
       
    65     QTextTableCell &operator=(const QTextTableCell &o)
       
    66     { table = o.table; fragment = o.fragment; return *this; }
       
    67 
       
    68     void setFormat(const QTextCharFormat &format);
       
    69     QTextCharFormat format() const;
       
    70 
       
    71     int row() const;
       
    72     int column() const;
       
    73 
       
    74     int rowSpan() const;
       
    75     int columnSpan() const;
       
    76 
       
    77     inline bool isValid() const { return table != 0; }
       
    78 
       
    79     QTextCursor firstCursorPosition() const;
       
    80     QTextCursor lastCursorPosition() const;
       
    81     int firstPosition() const;
       
    82     int lastPosition() const;
       
    83 
       
    84     inline bool operator==(const QTextTableCell &other) const
       
    85     { return table == other.table && fragment == other.fragment; }
       
    86     inline bool operator!=(const QTextTableCell &other) const
       
    87     { return !operator==(other); }
       
    88 
       
    89     QTextFrame::iterator begin() const;
       
    90     QTextFrame::iterator end() const;
       
    91 
       
    92     int tableCellFormatIndex() const;
       
    93 
       
    94 private:
       
    95     friend class QTextTable;
       
    96     QTextTableCell(const QTextTable *t, int f)
       
    97         : table(t), fragment(f) {}
       
    98 
       
    99     const QTextTable *table;
       
   100     int fragment;
       
   101 };
       
   102 
       
   103 class Q_GUI_EXPORT QTextTable : public QTextFrame
       
   104 {
       
   105     Q_OBJECT
       
   106 public:
       
   107     explicit QTextTable(QTextDocument *doc);
       
   108     ~QTextTable();
       
   109 
       
   110     void resize(int rows, int cols);
       
   111     void insertRows(int pos, int num);
       
   112     void insertColumns(int pos, int num);
       
   113     void appendRows(int count);
       
   114     void appendColumns(int count);
       
   115     void removeRows(int pos, int num);
       
   116     void removeColumns(int pos, int num);
       
   117 
       
   118     void mergeCells(int row, int col, int numRows, int numCols);
       
   119     void mergeCells(const QTextCursor &cursor);
       
   120     void splitCell(int row, int col, int numRows, int numCols);
       
   121 
       
   122     int rows() const;
       
   123     int columns() const;
       
   124 
       
   125     QTextTableCell cellAt(int row, int col) const;
       
   126     QTextTableCell cellAt(int position) const;
       
   127     QTextTableCell cellAt(const QTextCursor &c) const;
       
   128 
       
   129     QTextCursor rowStart(const QTextCursor &c) const;
       
   130     QTextCursor rowEnd(const QTextCursor &c) const;
       
   131 
       
   132     void setFormat(const QTextTableFormat &format);
       
   133     QTextTableFormat format() const { return QTextObject::format().toTableFormat(); }
       
   134 
       
   135 private:
       
   136     Q_DISABLE_COPY(QTextTable)
       
   137     Q_DECLARE_PRIVATE(QTextTable)
       
   138     friend class QTextTableCell;
       
   139 };
       
   140 
       
   141 QT_END_NAMESPACE
       
   142 
       
   143 QT_END_HEADER
       
   144 
       
   145 #endif // QTEXTTABLE_H