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DataVisualization remained anemic: it was only offering a single SLOT, and it was pure virtual at that. to keep the inheritance tree sane, it has been removed.

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Widget remains problematic as it uses QGraphicsItem API, but it needs to be subclassed by items that are already QGraphicsItems. ugh.

svn path=/trunk/KDE/kdebase/workspace/plasma/lib/; revision=668083
This commit is contained in:
Aaron J. Seigo 2007-05-25 02:27:33 +00:00
parent 449a7e6d13
commit 8288d58356
13 changed files with 30 additions and 147 deletions
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3
CMakeLists.txt
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@ -8,7 +8,6 @@ set(plasma_LIB_SRCS
dataengine.cpp
dataenginemanager.cpp
datasource.cpp
datavisualization.cpp
plasma.cpp
interface.cpp
svg.cpp
@ -41,7 +40,6 @@ install( FILES
dataengine.h
dataenginemanager.h
datasource.h
datavisualization.h
interface.h
plasma.h
plasma_export.h
@ -63,7 +61,6 @@ install( FILES
includes/DataEngine
includes/DataEngineManager
includes/DataSource
includes/DataVisualization
includes/Svg
DESTINATION ${INCLUDE_INSTALL_DIR}/KDE/Plasma )

44
datavisualization.cpp
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@ -1,44 +0,0 @@
/*
* Copyright (C) 2007 Alexander Wiedenbruch <mail@wiedenbruch.de>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Library General Public License version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details
*
* You should have received a copy of the GNU Library General Public
* License along with this program; if not, write to the
* Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include "datavisualization.h"
namespace Plasma
{
class DataVisualization::Private
{
};
DataVisualization::DataVisualization(QObject *parent)
: QObject(parent),
d(new Private)
{
}
DataVisualization::~DataVisualization()
{
delete d;
}
} // Plasma namespace
#include "datavisualization.moc"

47
datavisualization.h
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@ -1,47 +0,0 @@
/*
* Copyright (C) 2006 Aaron Seigo <aseigo@kde.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Library General Public License version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details
*
* You should have received a copy of the GNU Library General Public
* License along with this program; if not, write to the
* Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#ifndef PLASMA_DATAVISUALIZATION_H
#define PLASMA_DATAVISUALIZATION_H
#include <QtCore/QObject>
#include <dataengine.h>
namespace Plasma
{
// this will end up being multiple-inherited?
class PLASMA_EXPORT DataVisualization : public QObject
{
Q_OBJECT
public:
DataVisualization(QObject* parent = 0);
virtual ~DataVisualization();
public Q_SLOTS:
virtual void updated(const QString& source, const Plasma::DataEngine::Data&) = 0;
private:
class Private;
Private* const d;
};
} // Plasma namespace
#endif // multiple inclusion guard

1
includes/DataVisualization
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@ -1 +0,0 @@
#include "../../plasma/datavisualization.h"

14
widgets/checkbox.cpp
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@ -24,8 +24,6 @@
#include <QPainter>
#include <QGraphicsSceneMouseEvent>
#include "checkbox.moc"
namespace Plasma
{
@ -53,9 +51,9 @@ class CheckBox::Private
};
CheckBox::CheckBox(QGraphicsItem *parent)
: DataVisualization(),
QGraphicsItem(parent),
d(new Private)
: QObject(),
QGraphicsItem(parent),
d(new Private)
{
setAcceptedMouseButtons(Qt::LeftButton);
setAcceptsHoverEvents(true);
@ -95,7 +93,7 @@ void CheckBox::paint(QPainter *painter, const QStyleOptionGraphicsItem *option,
options.rect = boundingRect().toRect();
options.text = text();
options.state |= (d->state == Qt::Checked)? QStyle::State_On : QStyle::State_Off;
//if (d->down) {
// options.state |= QStyle::State_Sunken;
// }
@ -248,3 +246,7 @@ event->accept();
} // namespace Plasma
#include "checkbox.moc"

5
widgets/checkbox.h
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@ -24,8 +24,7 @@
#include <kdemacros.h>
#include "datavisualization.h"
#include <dataengine.h>
//TODO
//Please Document this class
@ -35,7 +34,7 @@ namespace Plasma
/**
* Class that emulates a QCheckBox inside plasma
*/
class KDE_EXPORT CheckBox : public DataVisualization,public QGraphicsItem
class KDE_EXPORT CheckBox : public QObject, public QGraphicsItem
{
Q_OBJECT
public:

3
widgets/lineedit.h
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@ -19,11 +19,12 @@
#ifndef LINEEDIT_H
#define LINEEDIT_H
#include <QtCore/QObject>
#include <QtGui/QGraphicsTextItem>
#include <kdemacros.h>
#include "datavisualization.h"
#include <dataengine.h>
namespace Plasma
{

7
widgets/pushbutton.cpp
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@ -55,9 +55,10 @@ class PushButton::Private
};
PushButton::PushButton(QGraphicsItem *parent)
: QGraphicsItem(parent),
QLayoutItem (Qt::AlignHCenter),
d(new Private)
: QObject(),
QGraphicsItem(parent),
QLayoutItem (Qt::AlignHCenter),
d(new Private)
{
setAcceptedMouseButtons(Qt::LeftButton);
setAcceptsHoverEvents(true);

9
widgets/pushbutton.h
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@ -22,9 +22,10 @@
#include <QtCore/QObject>
#include <QtGui/QGraphicsTextItem>
#include <QtGui/QLayoutItem>
#include <kdemacros.h>
#include "datavisualization.h"
#include <dataengine.h>
//TODO
//Please Document this class
@ -35,11 +36,11 @@ namespace Plasma
/**
* Class that emulates a QPushButton inside plasma
*/
class KDE_EXPORT PushButton : public DataVisualization,
class KDE_EXPORT PushButton : public QObject,
public QGraphicsItem,
public QLayoutItem
{
Q_OBJECT
Q_OBJECT
public:
enum ButtonShape
{
@ -91,7 +92,7 @@ class KDE_EXPORT PushButton : public DataVisualization,
void clicked();
public Q_SLOTS:
virtual void updated(const QString&, const DataEngine::Data &);
void updated(const QString&, const DataEngine::Data &);
protected:
bool isDown();

6
widgets/radiobutton.cpp
View File

@ -61,9 +61,9 @@ RadioButton::Private::~Private()
RadioButton::RadioButton(QGraphicsItem *parent)
: DataVisualization()
, QGraphicsItem(parent)
, d(new Private)
: QObject(),
QGraphicsItem(parent),
d(new Private)
{
setAcceptedMouseButtons(Qt::LeftButton);
setAcceptsHoverEvents(true);

9
widgets/radiobutton.h
View File

@ -26,14 +26,11 @@
// KDE includes
#include <kdemacros.h>
// Plasma includes
#include "datavisualization.h"
#include <dataengine.h>
namespace Plasma
{
/**
* This class emulates a QRadioButton.
*
@ -50,8 +47,7 @@ namespace Plasma
*/
class KDE_EXPORT RadioButton : public DataVisualization
, public QGraphicsItem
class KDE_EXPORT RadioButton : public QObject, public QGraphicsItem
{
Q_OBJECT
@ -72,7 +68,6 @@ public:
void setText(const QString &text);
public Q_SLOTS:
// DataVisualization overridden virtual slots
void updated(const QString&, const Plasma::DataEngine::Data &data);
Q_SIGNALS:

18
widgets/widget.cpp
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@ -17,13 +17,11 @@
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#include "widget.h"
#include "widget.moc"
#include <QtCore/QList>
#include "layout.h"
#include "widget.h"
namespace Plasma
{
@ -43,8 +41,7 @@ class Widget::Private
Widget::Widget(Widget *parent)
: DataVisualization(),
QGraphicsItem(parent),
: QGraphicsItem(parent),
d(new Private)
{
d->parent = parent;
@ -52,7 +49,6 @@ Widget::Widget(Widget *parent)
if(parent) {
parent->addChild(this);
parent->setGeometry(QRectF(QPointF(0.0, 0.0), parent->size()));
}
}
@ -157,12 +153,6 @@ void Widget::resize(qreal w, qreal h)
resize(QSizeF(w, h));
}
void Widget::updated(const QString& source, const Plasma::DataEngine::Data& data)
{
Q_UNUSED(source);
Q_UNUSED(data);
}
void Widget::setLayout(Layout *l)
{
d->layout = l;
@ -185,8 +175,6 @@ void Widget::addChild(Widget *w)
}
w->reparent(this);
w->setParentItem(this);
d->childList.append(w);
qDebug("Added Child Widget : %p", (void*)w);
@ -202,7 +190,7 @@ void Widget::addChild(Widget *w)
void Widget::reparent(Widget *w)
{
d->parent = w;
setParentItem(w);
update();
}

11
widgets/widget.h
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@ -27,7 +27,6 @@
#include <kdemacros.h>
#include "datavisualization.h"
#include "layoutitem.h"
namespace Plasma
@ -38,12 +37,8 @@ class Layout;
/**
* Class that emulates a QWidget inside plasma
*/
class KDE_EXPORT Widget : public DataVisualization,
public QGraphicsItem,
public LayoutItem
class KDE_EXPORT Widget : public QGraphicsItem, public LayoutItem
{
Q_OBJECT
public:
Widget(Widget *parent = 0);
virtual ~Widget();
@ -83,10 +78,6 @@ class KDE_EXPORT Widget : public DataVisualization,
void addChild(Widget *w);
public Q_SLOTS:
virtual void updated(const QString& source, const Plasma::DataEngine::Data&);
private:
class Private;
Private *const d;