plasma-framework/widgets/textedit.cpp

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/*
* Copyright 2008 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 as
* published by the Free Software Foundation; either version 2, or
* (at your option) any later version.
*
* 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 "textedit.h"
#include <QGraphicsSceneContextMenuEvent>
#include <QMenu>
#include <QPainter>
#include <QScrollBar>
#include <kmimetype.h>
#include <ktextedit.h>
#include "applet.h"
#include "private/style_p.h"
#include "private/themedwidgetinterface_p.h"
#include "svg.h"
#include "theme.h"
namespace Plasma
{
class TextEditPrivate : public ThemedWidgetInterface<TextEdit>
{
public:
TextEditPrivate(TextEdit *textEdit)
: ThemedWidgetInterface<TextEdit>(textEdit)
{
}
~TextEditPrivate()
{
}
Plasma::Style::Ptr style;
};
TextEdit::TextEdit(QGraphicsWidget *parent)
: QGraphicsProxyWidget(parent),
d(new TextEditPrivate(this))
{
setNativeWidget(new KTextEdit);
d->style = Plasma::Style::sharedStyle();
d->initTheming();
}
TextEdit::~TextEdit()
{
delete d;
Plasma::Style::doneWithSharedStyle();
}
void TextEdit::setText(const QString &text)
{
static_cast<KTextEdit*>(widget())->setText(text);
}
QString TextEdit::text() const
{
return static_cast<KTextEdit*>(widget())->toHtml();
}
void TextEdit::setReadOnly(bool readOnly)
{
static_cast<KTextEdit*>(widget())->setReadOnly(readOnly);
}
bool TextEdit::isReadOnly() const
{
return static_cast<KTextEdit*>(widget())->isReadOnly();
}
void TextEdit::setStyleSheet(const QString &stylesheet)
{
widget()->setStyleSheet(stylesheet);
}
QString TextEdit::styleSheet()
{
return widget()->styleSheet();
}
void TextEdit::setNativeWidget(KTextEdit *nativeWidget)
{
if (widget()) {
widget()->deleteLater();
}
nativeWidget->setWindowFlags(nativeWidget->windowFlags()|Qt::BypassGraphicsProxyWidget);
connect(nativeWidget, SIGNAL(textChanged()), this, SIGNAL(textChanged()));
nativeWidget->setWindowIcon(QIcon());
setWidget(nativeWidget);
nativeWidget->setAttribute(Qt::WA_NoSystemBackground);
nativeWidget->setFrameShape(QFrame::NoFrame);
nativeWidget->setTextBackgroundColor(Qt::transparent);
nativeWidget->viewport()->setAutoFillBackground(false);
nativeWidget->verticalScrollBar()->setStyle(d->style.data());
nativeWidget->horizontalScrollBar()->setStyle(d->style.data());
}
KTextEdit *TextEdit::nativeWidget() const
{
return static_cast<KTextEdit*>(widget());
}
void TextEdit::append(const QString &text)
{
return nativeWidget()->append(text);
}
void TextEdit::dataUpdated(const QString &sourceName, const Plasma::DataEngine::Data &data)
{
Q_UNUSED(sourceName)
KTextEdit *te = nativeWidget();
te->clear();
foreach (const QVariant &v, data) {
if (v.canConvert(QVariant::String)) {
te->append(v.toString() + '\n');
}
}
}
void TextEdit::contextMenuEvent(QGraphicsSceneContextMenuEvent *event)
{
QMenu *popup = nativeWidget()->mousePopupMenu();
popup->exec(event->screenPos());
delete popup;
}
void TextEdit::resizeEvent(QGraphicsSceneResizeEvent *event)
{
QGraphicsProxyWidget::resizeEvent(event);
}
void TextEdit::changeEvent(QEvent *event)
{
d->changeEvent(event);
QGraphicsProxyWidget::changeEvent(event);
}
void TextEdit::mousePressEvent(QGraphicsSceneMouseEvent *event)
{
QGraphicsWidget *widget = parentWidget();
Plasma::Applet *applet = qobject_cast<Plasma::Applet *>(widget);
while (!applet && widget) {
widget = widget->parentWidget();
applet = qobject_cast<Plasma::Applet *>(widget);
}
if (applet) {
applet->setStatus(Plasma::AcceptingInputStatus);
}
QGraphicsProxyWidget::mousePressEvent(event);
}
void TextEdit::focusOutEvent(QFocusEvent *event)
{
QGraphicsWidget *widget = parentWidget();
Plasma::Applet *applet = qobject_cast<Plasma::Applet *>(widget);
while (!applet && widget) {
widget = widget->parentWidget();
applet = qobject_cast<Plasma::Applet *>(widget);
}
if (applet) {
applet->setStatus(Plasma::UnknownStatus);
}
QGraphicsProxyWidget::focusOutEvent(event);
}
} // namespace Plasma
#include <textedit.moc>