q3table.h

qt-x11-opensource-src-4.1.4.tar.gz源码

/****************************************************************************
**
** Copyright (C) 1992-2006 Trolltech ASA. All rights reserved.
**
** This file is part of the Qt3Support module of the Qt Toolkit.
**
** This file may be used under the terms of the GNU General Public
** License version 2.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of
** this file.  Please review the following information to ensure GNU
** General Public Licensing requirements will be met:
** http://www.trolltech.com/products/qt/opensource.html
**
** If you are unsure which license is appropriate for your use, please
** review the following information:
** http://www.trolltech.com/products/qt/licensing.html or contact the
** sales department at [e-mail].
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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****************************************************************************/

#ifndef Q3TABLE_H
#define Q3TABLE_H

#include <Qt3Support/q3scrollview.h>
#include <QtGui/qpixmap.h>
#include <Qt3Support/q3ptrvector.h>
#include <Qt3Support/q3header.h>
#include <Qt3Support/q3memarray.h>
#include <Qt3Support/q3ptrlist.h>
#include <Qt3Support/q3shared.h>
#include <Qt3Support/q3intdict.h>
#include <QtCore/qstringlist.h>

QT_BEGIN_HEADER

QT_MODULE(Qt3Support)

class Q3TableHeader;
class QValidator;
class Q3Table;
class QPaintEvent;
class QTimer;
class QResizeEvent;
class QComboBox;
class QCheckBox;
class Q3DragObject;

struct Q3TablePrivate;
struct Q3TableHeaderPrivate;


class Q_COMPAT_EXPORT Q3TableSelection
{
public:
    Q3TableSelection();
    Q3TableSelection(int start_row, int start_col, int end_row, int end_col);
    void init(int row, int col);
    void expandTo(int row, int col);
    bool operator==(const Q3TableSelection &s) const;
    bool operator!=(const Q3TableSelection &s) const { return !(operator==(s)); }

    int topRow() const { return tRow; }
    int bottomRow() const { return bRow; }
    int leftCol() const { return lCol; }
    int rightCol() const { return rCol; }
    int anchorRow() const { return aRow; }
    int anchorCol() const { return aCol; }
    int numRows() const;
    int numCols() const;

    bool isActive() const { return active; }
    bool isEmpty() const { return numRows() == 0; }

private:
    uint active : 1;
    uint inited : 1;
    int tRow, lCol, bRow, rCol;
    int aRow, aCol;
};

class Q_COMPAT_EXPORT Q3TableItem
{
    friend class Q3Table;

public:
    enum EditType { Never, OnTyping, WhenCurrent, Always };

    Q3TableItem(Q3Table *table, EditType et);
    Q3TableItem(Q3Table *table, EditType et, const QString &text);
    Q3TableItem(Q3Table *table, EditType et, const QString &text,
                const QPixmap &p);
    virtual ~Q3TableItem();

    virtual QPixmap pixmap() const;
    virtual QString text() const;
    virtual void setPixmap(const QPixmap &p);
    virtual void setText(const QString &t);
    Q3Table *table() const { return t; }

    virtual int alignment() const;
    virtual void setWordWrap(bool b);
    bool wordWrap() const;

    EditType editType() const;
    virtual QWidget *createEditor() const;
    virtual void setContentFromEditor(QWidget *w);
    virtual void setReplaceable(bool);
    bool isReplaceable() const;

    virtual QString key() const;
    virtual QSize sizeHint() const;

    virtual void setSpan(int rs, int cs);
    int rowSpan() const;
    int colSpan() const;

    virtual void setRow(int r);
    virtual void setCol(int c);
    int row() const;
    int col() const;

    virtual void paint(QPainter *p, const QColorGroup &cg,
                        const QRect &cr, bool selected);

    void updateEditor(int oldRow, int oldCol);

    virtual void setEnabled(bool b);
    bool isEnabled() const;

    virtual int rtti() const;
    static int RTTI;

private:
    QString txt;
    QPixmap pix;
    Q3Table *t;
    EditType edType;
    uint wordwrap : 1;
    uint tcha : 1;
    uint enabled : 1;
    int rw, cl;
    int rowspan, colspan;
};

class Q_COMPAT_EXPORT Q3ComboTableItem : public Q3TableItem
{
public:
    Q3ComboTableItem(Q3Table *table, const QStringList &list, bool editable = false);
    ~Q3ComboTableItem();
    virtual QWidget *createEditor() const;
    virtual void setContentFromEditor(QWidget *w);
    virtual void paint(QPainter *p, const QColorGroup &cg,
                        const QRect &cr, bool selected);
    virtual void setCurrentItem(int i);
    virtual void setCurrentItem(const QString &i);
    int currentItem() const;
    QString currentText() const;
    int count() const;
#if !defined(Q_NO_USING_KEYWORD)
    using Q3TableItem::text;
#else
    inline QString text() const { return Q3TableItem::text(); }
#endif
    QString text(int i) const;
    virtual void setEditable(bool b);
    bool isEditable() const;
    virtual void setStringList(const QStringList &l);

    int rtti() const;
    static int RTTI;

    QSize sizeHint() const;

private:
    QComboBox *cb;
    QStringList entries;
    int current;
    bool edit;
    static QComboBox *fakeCombo;
    static QWidget *fakeComboWidget;
    static int fakeRef;

};

class Q_COMPAT_EXPORT Q3CheckTableItem : public Q3TableItem
{
public:
    Q3CheckTableItem(Q3Table *table, const QString &txt);
    void setText(const QString &t);
    virtual QWidget *createEditor() const;
    virtual void setContentFromEditor(QWidget *w);
    virtual void paint(QPainter *p, const QColorGroup &cg,
                        const QRect &cr, bool selected);
    virtual void setChecked(bool b);
    bool isChecked() const;

    int rtti() const;
    static int RTTI;

    QSize sizeHint() const;

private:
    QCheckBox *cb;
    bool checked;

};

class Q_COMPAT_EXPORT Q3Table : public Q3ScrollView
{
    Q_OBJECT
    Q_ENUMS(SelectionMode FocusStyle)
    Q_PROPERTY(int numRows READ numRows WRITE setNumRows)
    Q_PROPERTY(int numCols READ numCols WRITE setNumCols)
    Q_PROPERTY(bool showGrid READ showGrid WRITE setShowGrid)
    Q_PROPERTY(bool rowMovingEnabled READ rowMovingEnabled WRITE setRowMovingEnabled)
    Q_PROPERTY(bool columnMovingEnabled READ columnMovingEnabled WRITE setColumnMovingEnabled)
    Q_PROPERTY(bool readOnly READ isReadOnly WRITE setReadOnly)
    Q_PROPERTY(bool sorting READ sorting WRITE setSorting)
    Q_PROPERTY(SelectionMode selectionMode READ selectionMode WRITE setSelectionMode)
    Q_PROPERTY(FocusStyle focusStyle READ focusStyle WRITE setFocusStyle)
    Q_PROPERTY(int numSelections READ numSelections)

    friend class Q3TableHeader;
    friend class Q3ComboTableItem;
    friend class Q3CheckTableItem;
    friend class Q3TableItem;

public:
    Q3Table(QWidget* parent=0, const char* name=0);
    Q3Table(int numRows, int numCols,
            QWidget* parent=0, const char* name=0);
    ~Q3Table();

    Q3Header *horizontalHeader() const;
    Q3Header *verticalHeader() const;

    enum SelectionMode { Single, Multi, SingleRow, MultiRow, NoSelection };
    virtual void setSelectionMode(SelectionMode mode);
    SelectionMode selectionMode() const;

    virtual void setItem(int row, int col, Q3TableItem *item);
    virtual void setText(int row, int col, const QString &text);
    virtual void setPixmap(int row, int col, const QPixmap &pix);
    virtual Q3TableItem *item(int row, int col) const;
    virtual QString text(int row, int col) const;
    virtual QPixmap pixmap(int row, int col) const;
    virtual void clearCell(int row, int col);

    virtual QRect cellGeometry(int row, int col) const;
    virtual int columnWidth(int col) const;
    virtual int rowHeight(int row) const;
    virtual int columnPos(int col) const;
    virtual int rowPos(int row) const;
    virtual int columnAt(int x) const;
    virtual int rowAt(int y) const;

    virtual int numRows() const;
    virtual int numCols() const;

    void updateCell(int row, int col);