/usr/include/qwt-qt4/qwt_legend.h is in libqwt5-qt4-dev 5.2.3-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 | /* -*- mode: C++ ; c-file-style: "stroustrup" -*- *****************************
* Qwt Widget Library
* Copyright (C) 1997 Josef Wilgen
* Copyright (C) 2002 Uwe Rathmann
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the Qwt License, Version 1.0
*****************************************************************************/
// vim: expandtab
#ifndef QWT_LEGEND_H
#define QWT_LEGEND_H
#include <qframe.h>
#include "qwt_global.h"
#if QT_VERSION < 0x040000
#include <qvaluelist.h>
#else
#include <qlist.h>
#endif
class QScrollBar;
class QwtLegendItemManager;
/*!
\brief The legend widget
The QwtLegend widget is a tabular arrangement of legend items. Legend
items might be any type of widget, but in general they will be
a QwtLegendItem.
\sa QwtLegendItem, QwtLegendItemManager QwtPlot
*/
class QWT_EXPORT QwtLegend : public QFrame
{
Q_OBJECT
public:
/*!
\brief Display policy
- NoIdentifier\n
The client code is responsible how to display of each legend item.
The Qwt library will not interfere.
- FixedIdentifier\n
All legend items are displayed with the QwtLegendItem::IdentifierMode
to be passed in 'mode'.
- AutoIdentifier\n
Each legend item is displayed with a mode that is a bitwise or of
- QwtLegendItem::ShowLine (if its curve is drawn with a line) and
- QwtLegendItem::ShowSymbol (if its curve is drawn with symbols) and
- QwtLegendItem::ShowText (if the has a title).
Default is AutoIdentifier.
\sa setDisplayPolicy(), displayPolicy(), QwtLegendItem::IdentifierMode
*/
enum LegendDisplayPolicy
{
NoIdentifier = 0,
FixedIdentifier = 1,
AutoIdentifier = 2
};
/*!
\brief Interaction mode for the legend items
- ReadOnlyItem\n
The legend item is not interactive, like a label
- ClickableItem\n
The legend item is clickable, like a push button
- CheckableItem\n
The legend item is checkable, like a checkable button
Default is ReadOnlyItem.
\sa setItemMode(), itemMode(), QwtLegendItem::IdentifierMode
QwtLegendItem::clicked(), QwtLegendItem::checked(),
QwtPlot::legendClicked(), QwtPlot::legendChecked()
*/
enum LegendItemMode
{
ReadOnlyItem,
ClickableItem,
CheckableItem
};
explicit QwtLegend(QWidget *parent = NULL);
virtual ~QwtLegend();
void setDisplayPolicy(LegendDisplayPolicy policy, int mode);
LegendDisplayPolicy displayPolicy() const;
void setItemMode(LegendItemMode);
LegendItemMode itemMode() const;
int identifierMode() const;
QWidget *contentsWidget();
const QWidget *contentsWidget() const;
void insert(const QwtLegendItemManager *, QWidget *);
void remove(const QwtLegendItemManager *);
QWidget *find(const QwtLegendItemManager *) const;
QwtLegendItemManager *find(const QWidget *) const;
#if QT_VERSION < 0x040000
virtual QValueList<QWidget *> legendItems() const;
#else
virtual QList<QWidget *> legendItems() const;
#endif
void clear();
bool isEmpty() const;
uint itemCount() const;
virtual bool eventFilter(QObject *, QEvent *);
virtual QSize sizeHint() const;
virtual int heightForWidth(int w) const;
QScrollBar *horizontalScrollBar() const;
QScrollBar *verticalScrollBar() const;
protected:
virtual void resizeEvent(QResizeEvent *);
virtual void layoutContents();
private:
class PrivateData;
PrivateData *d_data;
};
#endif // QWT_LEGEND_H
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