home
***
CD-ROM
|
disk
|
FTP
|
other
***
search
/
SGI Freeware 2001 May
/
SGI Freeware 2001 May - Disc 1.iso
/
dist
/
fw_qt.idb
/
usr
/
freeware
/
include
/
qtable.h.z
/
qtable.h
Wrap
C/C++ Source or Header
|
2001-04-12
|
13KB
|
435 lines
/****************************************************************************
**
** Definition of QTable widget class
**
** Created : 000607
**
** Copyright (C) 1992-2000 Trolltech AS. All rights reserved.
**
** This file is part of the table module of the Qt GUI Toolkit.
**
** This file may be distributed under the terms of the Q Public License
** as defined by Trolltech AS of Norway and appearing in the file
** LICENSE.QPL included in the packaging of this file.
**
** This file may be distributed and/or modified under the terms of the
** GNU General Public License version 2 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.
**
** Licensees holding valid Qt Enterprise Edition licenses may use this
** file in accordance with the Qt Commercial License Agreement provided
** with the Software.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
** See http://www.trolltech.com/pricing.html or email sales@trolltech.com for
** information about Qt Commercial License Agreements.
** See http://www.trolltech.com/qpl/ for QPL licensing information.
** See http://www.trolltech.com/gpl/ for GPL licensing information.
**
** Contact info@trolltech.com if any conditions of this licensing are
** not clear to you.
**
**********************************************************************/
#ifndef QTABLE_H
#define QTABLE_H
#ifndef QT_H
#include <qscrollview.h>
#include <qpixmap.h>
#include <qvector.h>
#include <qheader.h>
#include <qarray.h>
#include <qlist.h>
#include <qguardedptr.h>
#include <qshared.h>
#endif // QT_H
#ifndef QT_NO_TABLE
class QTableHeader;
class QValidator;
class QTable;
class QPaintEvent;
class QTimer;
class QResizeEvent;
struct QTablePrivate;
struct QTableHeaderPrivate;
class Q_EXPORT QTableSelection
{
public:
QTableSelection();
void init( int row, int col );
void expandTo( int row, int col );
bool operator==( const QTableSelection &s ) const;
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; }
bool isActive() const { return active; }
private:
uint active : 1;
uint inited : 1;
int tRow, lCol, bRow, rCol;
int aRow, aCol;
};
class Q_EXPORT QTableItem : public Qt
{
public:
enum EditType { Never, OnTyping, WhenCurrent, Always };
QTableItem( QTable *table, EditType et, const QString &text );
QTableItem( QTable *table, EditType et, const QString &text,
const QPixmap &p );
virtual ~QTableItem();
virtual QPixmap pixmap() const;
virtual QString text() const;
virtual void setPixmap( const QPixmap &p );
virtual void setText( const QString &t );
QTable *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 );
private:
QString txt;
QPixmap pix;
QTable *t;
EditType edType;
uint wordwrap : 1;
uint tcha : 1;
int rw, cl;
int rowspan, colspan;
};
#if defined(Q_TEMPLATEDLL)
// MOC_SKIP_BEGIN
template class Q_EXPORT QVector<QTableItem>;
template class Q_EXPORT QVector<QWidget>;
template class Q_EXPORT QList<QTableSelection>;
// MOC_SKIP_END
#endif
class Q_EXPORT QTable : public QScrollView
{
Q_OBJECT
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 )
friend class QTableHeader;
public:
QTable( QWidget *parent = 0, const char *name = 0 );
QTable( int numRows, int numCols,
QWidget *parent = 0, const char *name = 0 );
~QTable();
QHeader *horizontalHeader() const;
QHeader *verticalHeader() const;
enum SelectionMode { Single, Multi, NoSelection };
virtual void setSelectionMode( SelectionMode mode );
SelectionMode selectionMode() const;
virtual void setItem( int row, int col, QTableItem *item );
virtual void setText( int row, int col, const QString &text );
virtual void setPixmap( int row, int col, const QPixmap &pix );
virtual QTableItem *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 pos ) const;
virtual int rowAt( int pos ) const;
int numRows() const;
int numCols() const;
void updateCell( int row, int col );
bool eventFilter( QObject * o, QEvent * );
int currentRow() const { return curRow; }
int currentColumn() const { return curCol; }
void ensureCellVisible( int row, int col );
bool isSelected( int row, int col ) const;
bool isRowSelected( int row, bool full = FALSE ) const;
bool isColumnSelected( int col, bool full = FALSE ) const;
int numSelections() const;
QTableSelection selection( int num ) const;
virtual int addSelection( const QTableSelection &s );
virtual void removeSelection( const QTableSelection &s );
virtual void removeSelection( int num );
virtual int currentSelection() const;
bool showGrid() const;
bool columnMovingEnabled() const;
bool rowMovingEnabled() const;
virtual void sortColumn( int col, bool ascending = TRUE,
bool wholeRows = FALSE );
bool sorting() const;
virtual void takeItem( QTableItem *i );
virtual void setCellWidget( int row, int col, QWidget *e );
virtual QWidget *cellWidget( int row, int col ) const;
virtual void clearCellWidget( int row, int col );
virtual void paintCell( QPainter *p, int row, int col,
const QRect &cr, bool selected );
virtual void paintFocus( QPainter *p, const QRect &r );
QSize sizeHint() const;
public slots:
virtual void setNumRows( int r );
virtual void setNumCols( int r );
virtual void setShowGrid( bool b );
virtual void hideRow( int row );
virtual void hideColumn( int col );
virtual void showRow( int row );
virtual void showColumn( int col );
virtual void setColumnWidth( int col, int w );
virtual void setRowHeight( int row, int h );
virtual void adjustColumn( int col );
virtual void adjustRow( int row );
virtual void setColumnStretchable( int col, bool stretch );
virtual void setRowStretchable( int row, bool stretch );
bool isColumnStretchable( int col ) const;
bool isRowStretchable( int row ) const;
virtual void setSorting( bool b );
virtual void swapRows( int row1, int row2 );
virtual void swapColumns( int col1, int col2 );
virtual void swapCells( int row1, int col1, int row2, int col2 );
virtual void setLeftMargin( int m );
virtual void setTopMargin( int m );
virtual void setCurrentCell( int row, int col );
void clearSelection( bool repaint = TRUE );
virtual void setColumnMovingEnabled( bool b );
virtual void setRowMovingEnabled( bool b );
protected:
void drawContents( QPainter *p, int cx, int cy, int cw, int ch );
void contentsMousePressEvent( QMouseEvent* );
void contentsMouseMoveEvent( QMouseEvent* );
void contentsMouseDoubleClickEvent( QMouseEvent* );
void contentsMouseReleaseEvent( QMouseEvent* );
void keyPressEvent( QKeyEvent* );
void focusInEvent( QFocusEvent* );
void focusOutEvent( QFocusEvent* );
void resizeEvent( QResizeEvent * );
void showEvent( QShowEvent *e );
virtual void paintEmptyArea( QPainter *p, int cx, int cy, int cw, int ch );
virtual void activateNextCell();
virtual QWidget *createEditor( int row, int col, bool initFromCell ) const;
virtual void setCellContentFromEditor( int row, int col );
virtual QWidget *beginEdit( int row, int col, bool replace );
virtual void endEdit( int row, int col, bool accept, bool replace );
virtual void resizeData( int len );
virtual void insertWidget( int row, int col, QWidget *w );
int indexOf( int row, int col ) const;
protected slots:
virtual void columnWidthChanged( int col );
virtual void rowHeightChanged( int row );
virtual void columnIndexChanged( int s, int oi, int ni );
virtual void rowIndexChanged( int s, int oi, int ni );
virtual void columnClicked( int col );
signals:
void currentChanged( int row, int col );
void clicked( int row, int col, int button, const QPoint &mousePos );
void doubleClicked( int row, int col, int button, const QPoint &mousePos );
void pressed( int row, int col, int button, const QPoint &mousePos );
void selectionChanged();
void valueChanged( int row, int col );
private slots:
void doAutoScroll();
private:
enum EditMode { NotEditing, Editing, Replacing };
void updateGeometries();
void repaintSelections( QTableSelection *oldSelection,
QTableSelection *newSelection,
bool updateVertical = TRUE,
bool updateHorizontal = TRUE );
QRect rangeGeometry( int topRow, int leftCol,
int bottomRow, int rightCol, bool &optimize );
void fixRow( int &row, int y );
void fixCol( int &col, int x );
void init( int numRows, int numCols );
QSize tableSize() const;
bool isEditing() const;
void repaintCell( int row, int col );
void contentsToViewport2( int x, int y, int& vx, int& vy );
QPoint contentsToViewport2( const QPoint &p );
void viewportToContents2( int vx, int vy, int& x, int& y );
QPoint viewportToContents2( const QPoint &p );
void updateRowWidgets( int row );
void updateColWidgets( int col );
private:
QVector<QTableItem> contents;
QVector<QWidget> widgets;
int curRow;
int curCol;
QTableHeader *leftHeader, *topHeader;
EditMode edMode;
int editCol, editRow;
QList<QTableSelection> selections;
QTableSelection *currentSel;
QTimer *autoScrollTimer;
bool sGrid, mRows, mCols;
int lastSortCol;
bool asc;
bool doSort;
bool mousePressed;
SelectionMode selMode;
int pressedRow, pressedCol;
QTablePrivate *d;
};
#if defined(Q_TEMPLATEDLL)
// MOC_SKIP_BEGIN
template class Q_EXPORT QArray<int>;
template class Q_EXPORT QArray<bool>;
// MOC_SKIP_END
#endif
class Q_EXPORT QTableHeader : public QHeader
{
Q_OBJECT
public:
enum SectionState {
Normal,
Bold,
Selected
};
QTableHeader( int, QTable *t, QWidget *parent=0, const char *name=0 );
~QTableHeader() {};
void addLabel( const QString &s , int size );
void setSectionState( int s, SectionState state );
SectionState sectionState( int s ) const;
int sectionSize( int section ) const;
int sectionPos( int section ) const;
int sectionAt( int section ) const;
void setSectionStretchable( int s, bool b );
bool isSectionStretchable( int s ) const;
signals:
void sectionSizeChanged( int s );
protected:
void paintEvent( QPaintEvent *e );
void paintSection( QPainter *p, int index, QRect fr );
void mousePressEvent( QMouseEvent *e );
void mouseMoveEvent( QMouseEvent *e );
void mouseReleaseEvent( QMouseEvent *e );
void mouseDoubleClickEvent( QMouseEvent *e );
void resizeEvent( QResizeEvent *e );
private slots:
void doAutoScroll();
void sectionWidthChanged( int col, int os, int ns );
void indexChanged( int sec, int oldIdx, int newIdx );
void updateStretches();
void updateWidgetStretches();
private:
void updateSelections();
void saveStates();
void setCaching( bool b );
void swapSections( int oldIdx, int newIdx );
bool doSelection( QMouseEvent *e );
private:
QArray<int> states, oldStates;
QArray<bool> stretchable;
QArray<int> sectionSizes, sectionPoses;
bool mousePressed;
int pressPos, startPos, endPos;
QTable *table;
QTimer *autoScrollTimer;
QWidget *line1, *line2;
bool caching;
int resizedSection;
bool isResizing;
int numStretches;
QTimer *stretchTimer, *widgetStretchTimer;
QTableHeaderPrivate *d;
};
#endif // QT_NO_TABLE
#endif // TABLE_H