plasma-framework/widgets/lineedit.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 "lineedit.h"
#include <QPainter>
#include <QGraphicsSceneResizeEvent>
#include <klineedit.h>
#include <kmimetype.h>
#include <plasma/private/style_p.h>
#include <plasma/private/focusindicator_p.h>
#include "applet.h"
#include "theme.h"
#include "svg.h"
#include "framesvg.h"
namespace Plasma
{
class LineEditPrivate
{
public:
LineEditPrivate(LineEdit *lineEdit)
:q(lineEdit),
customFont(false)
{
}
~LineEditPrivate()
{
}
void setPalette()
{
KLineEdit *native = q->nativeWidget();
QColor color = Theme::defaultTheme()->color(Theme::ButtonTextColor);
QPalette p = native->palette();
p.setColor(QPalette::Normal, QPalette::Text, color);
p.setColor(QPalette::Inactive, QPalette::Text, color);
native->setPalette(p);
native->setFont(Plasma::Theme::defaultTheme()->font(Plasma::Theme::DefaultFont));
if (!customFont) {
q->nativeWidget()->setFont(Plasma::Theme::defaultTheme()->font(Plasma::Theme::DefaultFont));
}
}
LineEdit *q;
Plasma::Style::Ptr style;
Plasma::FrameSvg *background;
bool customFont;
};
LineEdit::LineEdit(QGraphicsWidget *parent)
: QGraphicsProxyWidget(parent),
d(new LineEditPrivate(this))
{
d->style = Plasma::Style::sharedStyle();
d->background = new Plasma::FrameSvg(this);
d->background->setImagePath("widgets/lineedit");
d->background->setCacheAllRenderedFrames(true);
new FocusIndicator(this, "widgets/lineedit");
setNativeWidget(new KLineEdit);
connect(Theme::defaultTheme(), SIGNAL(themeChanged()), this, SLOT(setPalette()));
}
LineEdit::~LineEdit()
{
delete d;
Plasma::Style::doneWithSharedStyle();
}
void LineEdit::setText(const QString &text)
{
static_cast<KLineEdit*>(widget())->setText(text);
}
QString LineEdit::text() const
{
return static_cast<KLineEdit*>(widget())->text();
}
void LineEdit::setClearButtonShown(bool show)
{
nativeWidget()->setClearButtonShown(show);
}
bool LineEdit::isClearButtonShown() const
{
return nativeWidget()->isClearButtonShown();
}
void LineEdit::setClickMessage(const QString &message)
{
nativeWidget()->setClickMessage(message);
}
QString LineEdit::clickMessage() const
{
return nativeWidget()->clickMessage();
}
void LineEdit::setStyleSheet(const QString &stylesheet)
{
widget()->setStyleSheet(stylesheet);
}
QString LineEdit::styleSheet()
{
return widget()->styleSheet();
}
void LineEdit::setNativeWidget(KLineEdit *nativeWidget)
{
if (widget()) {
widget()->deleteLater();
}
connect(nativeWidget, SIGNAL(editingFinished()), this, SIGNAL(editingFinished()));
connect(nativeWidget, SIGNAL(returnPressed()), this, SIGNAL(returnPressed()));
connect(nativeWidget, SIGNAL(textEdited(const QString&)), this, SIGNAL(textEdited(const QString&)));
connect(nativeWidget, SIGNAL(textChanged(const QString&)), this, SIGNAL(textChanged(const QString&)));
nativeWidget->setWindowFlags(nativeWidget->windowFlags()|Qt::BypassGraphicsProxyWidget);
setWidget(nativeWidget);
nativeWidget->setAttribute(Qt::WA_NoSystemBackground);
nativeWidget->setStyle(d->style.data());
d->setPalette();
}
KLineEdit *LineEdit::nativeWidget() const
{
return static_cast<KLineEdit*>(widget());
}
void LineEdit::hoverEnterEvent(QGraphicsSceneHoverEvent *event)
{
Q_UNUSED(event)
update();
}
void LineEdit::hoverLeaveEvent(QGraphicsSceneHoverEvent *event)
{
Q_UNUSED(event)
update();
}
void LineEdit::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
{
Q_UNUSED(option)
Q_UNUSED(widget)
nativeWidget()->render(painter, QPoint(0, 0), QRegion(), QWidget::DrawChildren|QWidget::IgnoreMask);
}
void LineEdit::changeEvent(QEvent *event)
{
if (event->type() == QEvent::FontChange) {
d->customFont = true;
nativeWidget()->setFont(font());
}
QGraphicsProxyWidget::changeEvent(event);
}
void LineEdit::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 LineEdit::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 <lineedit.moc>