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label.h
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1/*
2 * Copyright 2008 Aaron Seigo <aseigo@kde.org>
3 *
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU Library General Public License as
6 * published by the Free Software Foundation; either version 2, or
7 * (at your option) any later version.
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details
13 *
14 * You should have received a copy of the GNU Library General Public
15 * License along with this program; if not, write to the
16 * Free Software Foundation, Inc.,
17 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
18 */
19
20#ifndef PLASMA_LABEL_H
21#define PLASMA_LABEL_H
22
23#include <QtGui/QGraphicsProxyWidget>
24
25#include <plasma/plasma_export.h>
26#include <plasma/dataengine.h>
27
28class QLabel;
29
30namespace Plasma
31{
32
33class LabelPrivate;
34
40class PLASMA_EXPORT Label : public QGraphicsProxyWidget
41{
42 Q_OBJECT
43
44 Q_PROPERTY(QGraphicsWidget *parentWidget READ parentWidget)
45 Q_PROPERTY(QString text READ text WRITE setText)
46 Q_PROPERTY(QString image READ image WRITE setImage)
47 Q_PROPERTY(Qt::Alignment alignment READ alignment WRITE setAlignment)
48 Q_PROPERTY(bool hasScaledContents READ hasScaledContents WRITE setScaledContents)
49 Q_PROPERTY(bool textSelectable READ textSelectable WRITE setTextSelectable)
50 Q_PROPERTY(bool wordWrap READ wordWrap WRITE setWordWrap)
51 Q_PROPERTY(QString styleSheet READ styleSheet WRITE setStyleSheet)
52 Q_PROPERTY(QLabel *nativeWidget READ nativeWidget)
53
54public:
60 explicit Label(QGraphicsWidget *parent = 0);
61 ~Label();
62
68 void setText(const QString &text);
69
73 QString text() const;
74
80 void setImage(const QString &path);
81
85 QString image() const;
86
92 void setAlignment(Qt::Alignment alignment);
93
97 Qt::Alignment alignment() const;
98
104 void setScaledContents(bool scaled);
105
109 bool hasScaledContents() const;
110
117 void setTextSelectable(bool enable);
118
123 bool textSelectable() const;
124
131 void setWordWrap(bool wrap);
132
137 bool wordWrap() const;
138
144 void setStyleSheet(const QString &stylesheet);
145
149 QString styleSheet();
150
154 QLabel *nativeWidget() const;
155
156Q_SIGNALS:
157 void linkActivated(const QString &link);
158 void linkHovered(const QString &link);
159
160public Q_SLOTS:
161 void dataUpdated(const QString &sourceName, const Plasma::DataEngine::Data &data);
162
163protected:
164 void resizeEvent(QGraphicsSceneResizeEvent *event);
165 void mousePressEvent(QGraphicsSceneMouseEvent *event);
166 void mouseMoveEvent(QGraphicsSceneMouseEvent *event);
167 void paint(QPainter *painter,
168 const QStyleOptionGraphicsItem *option,
169 QWidget *widget);
170 void changeEvent(QEvent *event);
171 bool event(QEvent *event);
172 QVariant itemChange(GraphicsItemChange change, const QVariant & value);
173 void contextMenuEvent(QGraphicsSceneContextMenuEvent *event);
174 QSizeF sizeHint(Qt::SizeHint which, const QSizeF &constraint) const;
175
176private:
177 Q_PRIVATE_SLOT(d, void setPalette())
178 Q_PRIVATE_SLOT(d, void setPixmap())
179
180 LabelPrivate * const d;
181};
182
183} // namespace Plasma
184
185#endif // multiple inclusion guard
Plasma::DataEngine::Data
QHash< QString, QVariant > Data
Definition: dataengine.h:68
Plasma::Label
Provides a plasma-themed QLabel.
Definition: label.h:41
Plasma::Label::linkActivated
void linkActivated(const QString &link)
Plasma::Label::linkHovered
void linkHovered(const QString &link)
Plasma::Label::styleSheet
QString styleSheet()
QGraphicsProxyWidget
QGraphicsWidget
QStyleOptionGraphicsItem
QWidget
dataengine.h
Plasma
Namespace for everything in libplasma.
Definition: abstractdialogmanager.cpp:25
plasma_export.h
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