1569 lines
47 KiB
C++
1569 lines
47 KiB
C++
/*
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* Copyright 2005 by Aaron Seigo <aseigo@kde.org>
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* Copyright 2007 by Riccardo Iaconelli <riccardo@kde.org>
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* Copyright 2008 by Ménard Alexis <darktears31@gmail.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Library General Public License as
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* published by the Free Software Foundation; either version 2, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this program; if not, write to the
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* Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#include "applet.h"
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#include <cmath>
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#include <limits>
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#include <QApplication>
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#include <QEvent>
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#include <QFile>
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#include <QList>
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#include <QPainter>
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#include <QSize>
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#include <QStyleOptionGraphicsItem>
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#include <QTextDocument>
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#include <QTimer>
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#include <QUiLoader>
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#include <QLabel>
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#include <QPushButton>
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#include <QGraphicsSceneMouseEvent>
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#include <QGraphicsLinearLayout>
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#include <QDesktopWidget>
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#include <QGraphicsView>
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#include <QGraphicsProxyWidget>
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#include <KIcon>
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#include <KColorScheme>
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#include <KConfigDialog>
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#include <KDialog>
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#include <KIconLoader>
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#include <KPluginInfo>
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#include <KStandardDirs>
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#include <KService>
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#include <KServiceTypeTrader>
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#include <KWindowSystem>
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#include <Solid/PowerManagement>
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#include "plasma/configxml.h"
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#include "plasma/containment.h"
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#include "plasma/containment_p.h"
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#include "plasma/corona.h"
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#include "plasma/dataenginemanager.h"
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#include "plasma/package.h"
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#include "plasma/packages_p.h"
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#include "plasma/plasma.h"
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#include "plasma/scripting/appletscript.h"
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#include "plasma/shadowitem_p.h"
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#include "plasma/svg.h"
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#include "plasma/panelsvg.h"
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#include "plasma/theme.h"
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#include "plasma/view.h"
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//#define DYNAMIC_SHADOWS
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namespace Plasma
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{
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class OverlayWidget : public QGraphicsWidget
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{
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public:
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OverlayWidget(QGraphicsWidget *parent)
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: QGraphicsWidget(parent)
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{
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resize(parent->size());
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}
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protected:
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void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = 0)
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{
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Q_UNUSED(option)
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Q_UNUSED(widget)
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painter->save();
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painter->setRenderHint(QPainter::Antialiasing);
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QColor wash = Plasma::Theme::defaultTheme()->color(Theme::BackgroundColor);
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wash.setAlphaF(.6);
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painter->fillPath(parentItem()->shape(), wash);
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painter->restore();
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}
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};
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class Applet::Private
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{
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public:
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Private(KService::Ptr service, int uniqueID)
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: appletId(uniqueID),
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backgroundHints(StandardBackground),
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appletDescription(service),
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package(0),
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needsConfigOverlay(0),
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background(0),
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script(0),
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configXml(0),
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shadow(0),
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cachedBackground(0),
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mainConfig(0),
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pendingConstraints(NoConstraint),
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aspectRatioMode(Qt::KeepAspectRatio),
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immutability(NotImmutable),
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hasConfigurationInterface(false),
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failed(false),
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actAsContainment(false),
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square(false),
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transient(false)
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{
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if (appletId == 0) {
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appletId = ++s_maxAppletId;
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} else if (appletId > s_maxAppletId) {
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s_maxAppletId = appletId;
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}
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}
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~Private()
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{
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foreach ( const QString& engine, loadedEngines ) {
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DataEngineManager::self()->unloadEngine( engine );
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}
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delete background;
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delete package;
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delete configXml;
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delete shadow;
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delete cachedBackground;
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delete mainConfig;
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}
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void init(Applet* applet)
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{
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// WARNING: do not access config() OR globalConfig() in this method!
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// that requires a scene, which is not available at this point
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applet->setAcceptsHoverEvents(true);
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applet->setFlag(QGraphicsItem::ItemIsFocusable, true);
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if (!appletDescription.isValid()) {
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applet->setFailedToLaunch(true, i18n("Invalid applet description"));
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return;
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}
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QString language = appletDescription.property("X-Plasma-Language").toString();
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// we have a scripted plasmoid
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if (!language.isEmpty()) {
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// find where the Package is
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QString path = KStandardDirs::locate("data",
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"plasma/plasmoids/" + appletDescription.pluginName() +
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"/");
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if (path.isEmpty()) {
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applet->setFailedToLaunch(true, i18n("Could not locate the %1 package required for the %2 widget.",
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appletDescription.pluginName(), appletDescription.name()));
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} else {
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// create the package and see if we have something real
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//kDebug() << "trying for" << path;
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PackageStructure::Ptr structure = Plasma::packageStructure(language, Plasma::AppletComponent);
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structure->setPath(path);
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package = new Package(path, structure);
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if (package->isValid()) {
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// now we try and set up the script engine.
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// it will be parented to this applet and so will get
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// deleted when the applet does
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script = Plasma::loadScriptEngine(language, applet);
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if (!script) {
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delete package;
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package = 0;
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applet->setFailedToLaunch(true, i18n("Could not create a %1 ScriptEngine for the %2 widget.",
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language, appletDescription.name()));
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}
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} else {
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applet->setFailedToLaunch(true, i18n("Could not open the %1 package required for the %2 widget.",
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appletDescription.pluginName(), appletDescription.name()));
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delete package;
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package = 0;
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}
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if (package) {
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setupScriptSupport(applet);
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}
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}
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}
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applet->setBackgroundHints(DefaultBackground);
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connect(Plasma::Theme::defaultTheme(), SIGNAL(themeChanged()), applet, SLOT(themeChanged()));
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}
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// put all setup routines for script here. at this point we can assume that
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// package exists and that we have a script engin
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void setupScriptSupport(Applet* applet)
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{
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Q_ASSERT(package);
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QString xmlPath = package->filePath("mainconfigxml");
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if (!xmlPath.isEmpty()) {
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QFile file(xmlPath);
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// FIXME: KConfigSkeleton doesn't play well with KConfigGroup =/
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KConfigGroup config = applet->config();
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configXml = new ConfigXml(&config, &file);
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}
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if (!package->filePath("mainconfigui").isEmpty()) {
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applet->setHasConfigurationInterface(true);
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}
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}
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QString instanceName()
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{
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if (!appletDescription.isValid()) {
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return QString();
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}
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return appletDescription.service()->library() + QString::number(appletId);
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}
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void getBorderSize(int& left , int& top, int &right, int& bottom)
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{
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if (background) {
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top = background->marginSize(Plasma::TopMargin);
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left = background->marginSize(Plasma::LeftMargin);
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right = background->marginSize(Plasma::RightMargin);
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bottom = background->marginSize(Plasma::BottomMargin);
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} else {
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top = left = right = bottom = 0;
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}
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}
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void scheduleConstraintsUpdate(Plasma::Constraints c, Applet* applet)
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{
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if (pendingConstraints == NoConstraint) {
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QTimer::singleShot(0, applet, SLOT(flushPendingConstraintsEvents()));
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}
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pendingConstraints |= c;
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}
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KConfigGroup* mainConfigGroup(const Applet* q)
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{
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if (mainConfig) {
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return mainConfig;
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}
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if (actAsContainment) {
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const Containment *asContainment = qobject_cast<Containment*>(const_cast<Applet*>(q));
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Q_ASSERT(asContainment);
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KConfigGroup containmentConfig;
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//kDebug() << "got a corona, baby?" << (QObject*)asContainment->corona();
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if (asContainment->corona()) {
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containmentConfig = KConfigGroup(asContainment->corona()->config(), "Containments");
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} else {
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containmentConfig = KConfigGroup(KGlobal::config(), "Containments");
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}
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mainConfig = new KConfigGroup(&containmentConfig, QString::number(appletId));
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} else {
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KConfigGroup appletConfig;
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if (q->containment()) {
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appletConfig = q->containment()->config();
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appletConfig = KConfigGroup(&appletConfig, "Applets");
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} else {
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kWarning() << "requesting config for" << q->name() << "without a containment!";
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appletConfig = KConfigGroup(KGlobal::config(), "Applets");
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}
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mainConfig = new KConfigGroup(&appletConfig, QString::number(appletId));
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}
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return mainConfig;
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}
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void copyEntries(KConfigGroup *source, KConfigGroup *destination)
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{
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foreach (const QString &group, source->groupList()) {
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KConfigGroup subSource(source, group);
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KConfigGroup subDest(destination, group);
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copyEntries(&subSource, &subDest);
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}
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QMap<QString, QString> entries = source->entryMap();
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QMapIterator<QString, QString> it(entries);
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while (it.hasNext()) {
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it.next();
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destination->writeEntry(it.key(), it.value());
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}
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}
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QString visibleFailureText(const QString& reason)
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{
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QString text;
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if (reason.isEmpty()) {
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text = i18n("This object could not be created.");
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} else {
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text = i18n("This object could not be created for the following reason:<p><b>%1</b></p>", reason);
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}
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return text;
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}
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//TODO: examine the usage of memory here; there's a pretty large
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// number of members at this point.
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static uint s_maxAppletId;
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static uint s_maxZValue;
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static uint s_minZValue;
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static PackageStructure::Ptr packageStructure;
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uint appletId;
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BackgroundHints backgroundHints;
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KPluginInfo appletDescription;
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Package* package;
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OverlayWidget *needsConfigOverlay;
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QList<QObject*> watchedForFocus;
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QList<QGraphicsItem*> watchedForMouseMove;
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QStringList loadedEngines;
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Plasma::PanelSvg *background;
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//Plasma::LineEdit *failureText;
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AppletScript *script;
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ConfigXml* configXml;
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ShadowItem* shadow;
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QPixmap* cachedBackground;
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KConfigGroup *mainConfig;
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Plasma::Constraints pendingConstraints;
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Qt::AspectRatioMode aspectRatioMode;
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ImmutabilityType immutability;
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bool hasConfigurationInterface : 1;
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bool failed : 1;
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bool actAsContainment : 1;
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bool square : 1;
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bool transient : 1;
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};
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uint Applet::Private::s_maxAppletId = 0;
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uint Applet::Private::s_maxZValue = 0;
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uint Applet::Private::s_minZValue = 0;
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PackageStructure::Ptr Applet::Private::packageStructure(0);
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Applet::Applet(QGraphicsItem *parent,
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const QString& serviceID,
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uint appletId)
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: QGraphicsWidget(parent),
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d(new Private(KService::serviceByStorageId(serviceID), appletId))
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{
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// WARNING: do not access config() OR globalConfig() in this method!
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// that requires a scene, which is not available at this point
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d->init(this);
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}
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Applet::Applet(QObject* parentObject, const QVariantList& args)
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: QGraphicsWidget(0),
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d(new Private(KService::serviceByStorageId(args.count() > 0 ? args[0].toString() : QString()),
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args.count() > 1 ? args[1].toInt() : 0))
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{
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setParent(parentObject);
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// WARNING: do not access config() OR globalConfig() in this method!
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// that requires a scene, which is not available at this point
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d->init(this);
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// the brain damage seen in the initialization list is due to the
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// inflexibility of KService::createInstance
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}
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Applet::~Applet()
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{
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if (d->transient) {
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resetConfigurationObject();
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}
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delete d;
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}
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PackageStructure::Ptr Applet::packageStructure()
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{
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if (!Private::packageStructure) {
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Private::packageStructure = new PlasmoidPackage();
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}
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return Private::packageStructure;
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}
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void Applet::init()
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{
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if (d->script && !d->script->init()) {
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setFailedToLaunch(true, i18n("Script initialization failed"));
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}
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//Here is the code for the window frame
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//setWindowFlags(Qt::Window);
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}
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uint Applet::id() const
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{
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return d->appletId;
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}
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void Applet::save(KConfigGroup* group) const
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{
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// we call the dptr member directly for locked since isImmutable()
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// also checks kiosk and parent containers
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group->writeEntry("immutability", (int)d->immutability);
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group->writeEntry("plugin", pluginName());
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//FIXME: for containments, we need to have some special values here w/regards to
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// screen affinity (e.g. "bottom of screen 0")
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//kDebug() << pluginName() << "geometry is" << geometry() << "pos is" << pos() << "bounding rect is" << boundingRect();
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group->writeEntry("geometry", geometry());
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group->writeEntry("zvalue", zValue());
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if (transform() == QTransform()) {
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group->deleteEntry("transform");
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} else {
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QList<qreal> m;
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QTransform t = transform();
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m << t.m11() << t.m12() << t.m13() << t.m21() << t.m22() << t.m23() << t.m31() << t.m32() << t.m33();
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group->writeEntry("transform", m);
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//group->writeEntry("transform", transformToString(transform()));
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}
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KConfigGroup appletConfigGroup(group, "Configuration");
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//FIXME: we need a global save state too
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saveState(&appletConfigGroup);
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}
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void Applet::restore(KConfigGroup *c)
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{
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QList<qreal> m = c->readEntry("transform", QList<qreal>());
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if (m.count() == 9) {
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QTransform t(m[0], m[1], m[2], m[3], m[4], m[5], m[6], m[7], m[8]);
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setTransform(t);
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}
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qreal z = c->readEntry("zvalue", 0);
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if (z >= Private::s_maxZValue) {
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Private::s_maxZValue = z;
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}
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setZValue(z);
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setImmutability((ImmutabilityType)c->readEntry("immutability", (int)NotImmutable));
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}
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void Applet::setFailedToLaunch(bool failed, const QString& reason)
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{
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if (d->failed == failed) {
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return;
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}
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d->failed = failed;
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prepareGeometryChange();
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qDeleteAll(QGraphicsItem::children());
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setLayout(0);
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if (failed) {
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setBackgroundHints(d->backgroundHints|StandardBackground);
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#ifdef TOPORT
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Layout* failureLayout = new BoxLayout(BoxLayout::TopToBottom, this);
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d->failureText = new LineEdit(this);
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d->failureText->setTextInteractionFlags( Qt::TextSelectableByMouse );
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d->failureText->setStyled(false);
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d->failureText->document()->setTextWidth(200);
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d->failureText->setHtml(visibleFailureText(reason));
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//FIXME: this needs to get the colour from the theme's colour scheme
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d->failureText->setDefaultTextColor(KStatefulBrush(KColorScheme::Window,
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KColorScheme::NormalText,
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Theme::defaultTheme()->colors())
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.brush(QPalette::Normal).color());
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failureLayout->addItem(d->failureText);
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#endif
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QGraphicsLinearLayout *failureLayout = new QGraphicsLinearLayout();
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failureLayout->setContentsMargins(0, 0, 0, 0);
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QGraphicsProxyWidget * failureWidget = new QGraphicsProxyWidget(this);
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QLabel * label = new QLabel(d->visibleFailureText(reason));
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label->setWordWrap(true);
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failureWidget->setWidget(label);
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failureLayout->addItem(failureWidget);
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setLayout(failureLayout);
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}
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update();
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}
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void Applet::saveState(KConfigGroup* group) const
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{
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if (group->config()->name() != config().config()->name()) {
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// we're being saved to a different file!
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// let's just copy the current values in our configuration over
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KConfigGroup c = config();
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d->copyEntries(&c, group);
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}
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}
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KConfigGroup Applet::config(const QString &group) const
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{
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KConfigGroup cg = config();
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return KConfigGroup(&cg, group);
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}
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KConfigGroup Applet::config() const
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{
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if (d->actAsContainment) {
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return *(d->mainConfigGroup(this));
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}
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return KConfigGroup(d->mainConfigGroup(this), "Configuration");
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}
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KConfigGroup Applet::globalConfig() const
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{
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KConfigGroup globalAppletConfig;
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const Containment *c = actAsContainment() ? dynamic_cast<const Containment*>(this) : containment();
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QString group = actAsContainment() ? "ContainmentGlobals" : "AppletGlobals";
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if (c && c->corona()) {
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KSharedConfig::Ptr coronaConfig = c->corona()->config();
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globalAppletConfig = KConfigGroup(coronaConfig, group);
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} else {
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globalAppletConfig = KConfigGroup(KGlobal::config(), group);
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}
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|
|
return KConfigGroup(&globalAppletConfig, globalName());
|
|
}
|
|
|
|
void Applet::destroy()
|
|
{
|
|
//kDebug() << "???????????????? DESTROYING APPLET" << name() << " ???????????????????????????";
|
|
if (d->configXml) {
|
|
d->configXml->setDefaults();
|
|
}
|
|
|
|
d->transient = true;
|
|
deleteLater();
|
|
}
|
|
|
|
void Applet::resetConfigurationObject()
|
|
{
|
|
d->mainConfigGroup(this)->deleteGroup();
|
|
delete d->mainConfig;
|
|
d->mainConfig = 0;
|
|
}
|
|
|
|
ConfigXml* Applet::configXml() const
|
|
{
|
|
return d->configXml;
|
|
}
|
|
|
|
DataEngine* Applet::dataEngine(const QString& name) const
|
|
{
|
|
int index = d->loadedEngines.indexOf(name);
|
|
if (index != -1) {
|
|
return DataEngineManager::self()->engine(name);
|
|
}
|
|
|
|
DataEngine* engine = DataEngineManager::self()->loadEngine(name);
|
|
if (engine->isValid()) {
|
|
d->loadedEngines.append(name);
|
|
}
|
|
|
|
return engine;
|
|
}
|
|
|
|
const Package* Applet::package() const
|
|
{
|
|
return d->package;
|
|
}
|
|
|
|
QGraphicsView *Applet::view() const
|
|
{
|
|
// It's assumed that we won't be visible on more than one view here.
|
|
// Anything that actually needs view() should only really care about
|
|
// one of them anyway though.
|
|
if (!scene()) {
|
|
return 0;
|
|
}
|
|
|
|
foreach (QGraphicsView *view, scene()->views()) {
|
|
if (view->sceneRect().intersects(sceneBoundingRect()) ||
|
|
view->sceneRect().contains(scenePos())) {
|
|
return view;
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
QRectF Applet::mapFromView(const QGraphicsView *view, const QRect &rect) const
|
|
{
|
|
// TODO: Confirm that adjusted() is needed and is not covering for some
|
|
// issue elsewhere
|
|
return mapFromScene(view->mapToScene(rect)).boundingRect().adjusted(0, 0, 1, 1);
|
|
}
|
|
|
|
QRect Applet::mapToView(const QGraphicsView *view, const QRectF &rect) const
|
|
{
|
|
// TODO: Confirm that adjusted() is needed and is not covering for some
|
|
// issue elsewhere
|
|
return view->mapFromScene(mapToScene(rect)).boundingRect().adjusted(0, 0, -1, -1);
|
|
}
|
|
|
|
QPoint Applet::popupPosition(const QSize &s) const
|
|
{
|
|
QGraphicsView *v = view();
|
|
Q_ASSERT(v);
|
|
|
|
QPoint pos = v->mapFromScene(scenePos());
|
|
pos = v->mapToGlobal(pos);
|
|
kDebug() << "==> position is" << scenePos() << v->mapFromScene(scenePos()) << pos;
|
|
Plasma::View *pv = dynamic_cast<Plasma::View *>(v);
|
|
|
|
Plasma::Location loc = Floating;
|
|
if (pv) {
|
|
loc = pv->containment()->location();
|
|
}
|
|
|
|
switch (loc) {
|
|
case BottomEdge:
|
|
pos = QPoint(pos.x(), pos.y() - s.height());
|
|
break;
|
|
case TopEdge:
|
|
pos = QPoint(pos.x(), pos.y() + (int)size().height());
|
|
break;
|
|
case LeftEdge:
|
|
pos = QPoint(pos.x() + (int)size().width(), pos.y());
|
|
break;
|
|
case RightEdge:
|
|
pos = QPoint(pos.x() - s.width(), pos.y());
|
|
break;
|
|
default:
|
|
if (pos.y() - s.height() > 0) {
|
|
pos = QPoint(pos.x(), pos.y() - s.height());
|
|
} else {
|
|
pos = QPoint(pos.x(), pos.y() + (int)size().height());
|
|
}
|
|
}
|
|
|
|
//are we out of screen?
|
|
|
|
QRect screenRect = QApplication::desktop()->screenGeometry(pv ? pv->containment()->screen() : -1);
|
|
kDebug() << "==> rect for" << (pv ? pv->containment()->screen() : -1) << "is" << screenRect;
|
|
|
|
if (pos.rx() + s.width() > screenRect.right()) {
|
|
pos.rx() -= ((pos.rx() + s.width()) - screenRect.right());
|
|
}
|
|
|
|
if (pos.ry() + s.height() > screenRect.bottom()) {
|
|
pos.ry() -= ((pos.ry() + s.height()) - screenRect.bottom());
|
|
}
|
|
pos.rx() = qMax(0, pos.rx());
|
|
|
|
return pos;
|
|
}
|
|
|
|
void Applet::updateConstraints(Plasma::Constraints constraints)
|
|
{
|
|
d->scheduleConstraintsUpdate(constraints, this);
|
|
}
|
|
|
|
void Applet::constraintsUpdated(Plasma::Constraints constraints)
|
|
{
|
|
//NOTE: do NOT put any code in here that reacts to constraints updates
|
|
// as it will not get called for any applet that reimplements constraintsUpdated
|
|
// without calling the Applet:: version as well, which it shouldn't need to.
|
|
// INSTEAD put such code into flushPendingConstraintsEvents
|
|
Q_UNUSED(constraints)
|
|
//kDebug() << constraints << "constraints are FormFactor: " << formFactor() << ", Location: " << location();
|
|
if (d->script) {
|
|
d->script->constraintsUpdated(constraints);
|
|
}
|
|
}
|
|
|
|
QString Applet::name() const
|
|
{
|
|
if (!d->appletDescription.isValid()) {
|
|
return i18n("Unknown Applet");
|
|
}
|
|
|
|
return d->appletDescription.name();
|
|
}
|
|
|
|
QFont Applet::font() const
|
|
{
|
|
return QApplication::font();
|
|
}
|
|
|
|
QString Applet::icon() const
|
|
{
|
|
if (!d->appletDescription.isValid()) {
|
|
return QString();
|
|
}
|
|
|
|
return d->appletDescription.icon();
|
|
}
|
|
|
|
QString Applet::pluginName() const
|
|
{
|
|
if (!d->appletDescription.isValid()) {
|
|
return QString();
|
|
}
|
|
|
|
return d->appletDescription.pluginName();
|
|
}
|
|
|
|
bool Applet::shouldConserveResources() const
|
|
{
|
|
return Solid::PowerManagement::appShouldConserveResources();
|
|
}
|
|
|
|
QString Applet::category() const
|
|
{
|
|
if (!d->appletDescription.isValid()) {
|
|
return i18n("Miscellaneous");
|
|
}
|
|
|
|
return d->appletDescription.category();
|
|
}
|
|
|
|
QString Applet::category(const KPluginInfo& applet)
|
|
{
|
|
return applet.property("X-KDE-PluginInfo-Category").toString();
|
|
}
|
|
|
|
QString Applet::category(const QString& appletName)
|
|
{
|
|
if (appletName.isEmpty()) {
|
|
return QString();
|
|
}
|
|
|
|
QString constraint = QString("[X-KDE-PluginInfo-Name] == '%1'").arg(appletName);
|
|
KService::List offers = KServiceTypeTrader::self()->query("Plasma/Applet", constraint);
|
|
|
|
if (offers.isEmpty()) {
|
|
return QString();
|
|
}
|
|
|
|
return offers.first()->property("X-KDE-PluginInfo-Category").toString();
|
|
}
|
|
|
|
ImmutabilityType Applet::immutability() const
|
|
{
|
|
//Returning the more strict immutability between the applet immutability and Corona one
|
|
ImmutabilityType coronaImmutability = NotImmutable;
|
|
|
|
if (dynamic_cast<Corona*>(scene())) {
|
|
coronaImmutability = static_cast<Corona*>(scene())->immutability();
|
|
}
|
|
|
|
if (coronaImmutability == SystemImmutable) {
|
|
return SystemImmutable;
|
|
} else if (coronaImmutability == UserImmutable && d->immutability != SystemImmutable) {
|
|
return UserImmutable;
|
|
} else {
|
|
return d->immutability;
|
|
}
|
|
}
|
|
|
|
void Applet::setImmutability(const ImmutabilityType immutable)
|
|
{
|
|
if (d->immutability == immutable) {
|
|
return;
|
|
}
|
|
|
|
d->immutability = immutable;
|
|
updateConstraints(ImmutableConstraint);
|
|
}
|
|
|
|
Applet::BackgroundHints Applet::backgroundHints() const
|
|
{
|
|
return d->backgroundHints;
|
|
}
|
|
|
|
void Applet::setBackgroundHints(const BackgroundHints hints)
|
|
{
|
|
d->backgroundHints = hints;
|
|
|
|
//Draw the standard background?
|
|
if (hints & StandardBackground) {
|
|
if (!d->background) {
|
|
d->background = new Plasma::PanelSvg();
|
|
d->background->setImagePath("widgets/background");
|
|
d->background->setEnabledBorders(Plasma::PanelSvg::AllBorders);
|
|
int left, top, right, bottom;
|
|
d->getBorderSize(left, top, right, bottom);
|
|
setContentsMargins(left, right, top, bottom);
|
|
|
|
QSizeF fitSize(left + right, top + bottom);
|
|
if (minimumSize().expandedTo(fitSize) != minimumSize()) {
|
|
setMinimumSize(minimumSize().expandedTo(fitSize));
|
|
}
|
|
d->background->resizePanel(boundingRect().size());
|
|
}
|
|
} else if (d->background) {
|
|
int left, top, right, bottom;
|
|
d->getBorderSize(left, top, right, bottom);
|
|
//Setting a minimum size of 0,0 would result in the panel to be only
|
|
//on the first virtual desktop
|
|
setMinimumSize(qMax(minimumSize().width() - left - right, 1.0),
|
|
qMax(minimumSize().height() - top - bottom, 1.0));
|
|
|
|
delete d->background;
|
|
d->background = 0;
|
|
setContentsMargins(0, 0, 0, 0);
|
|
}
|
|
|
|
//Draw the shadow?
|
|
//There are various problems with shadows right now:
|
|
//
|
|
//1) shadows can be seen through translucent areas, which is probably technically correct ubt
|
|
//looks odd
|
|
//2) the shape of the item odesn't conform to the shape of the standard background, e.g. with
|
|
//rounded corners
|
|
#ifdef DYNAMIC_SHADOWS
|
|
if (hints & ShadowedBackground) {
|
|
if (d->shadow) {
|
|
d->shadow->setVisible(true);
|
|
} else {
|
|
shadow = new ShadowItem(this);
|
|
if (scene()) {
|
|
scene()->addItem(d->shadow);
|
|
d->shadow->show();
|
|
}
|
|
}
|
|
} else {
|
|
delete d->shadow;
|
|
d->shadow = 0;
|
|
}
|
|
#endif
|
|
}
|
|
|
|
bool Applet::hasFailedToLaunch() const
|
|
{
|
|
return d->failed;
|
|
}
|
|
|
|
void Applet::paintWindowFrame ( QPainter * painter, const QStyleOptionGraphicsItem * option, QWidget * widget)
|
|
{
|
|
//Here come the code for the window frame
|
|
//kDebug()<<"ENTER in windowFrame";
|
|
//painter->drawRoundedRect(windowFrameGeometry(),5,5);
|
|
}
|
|
|
|
bool Applet::needsConfiguring() const
|
|
{
|
|
return d->needsConfigOverlay != 0;
|
|
}
|
|
|
|
void Applet::setNeedsConfiguring(bool needsConfig)
|
|
{
|
|
if ((d->needsConfigOverlay != 0) == needsConfig) {
|
|
return;
|
|
}
|
|
|
|
if (d->needsConfigOverlay) {
|
|
delete d->needsConfigOverlay;
|
|
d->needsConfigOverlay = 0;
|
|
return;
|
|
}
|
|
|
|
d->needsConfigOverlay = new OverlayWidget(this);
|
|
d->needsConfigOverlay->resize(boundingRect().size());
|
|
|
|
int zValue = 100;
|
|
foreach (QGraphicsItem *child, QGraphicsItem::children()) {
|
|
if (child->zValue() > zValue) {
|
|
zValue = child->zValue() + 1;
|
|
}
|
|
}
|
|
d->needsConfigOverlay->setZValue(zValue);
|
|
|
|
qDeleteAll(d->needsConfigOverlay->QGraphicsItem::children());
|
|
QPushButton* button = new QPushButton();
|
|
button->setText(i18n("Configure..."));
|
|
connect(button, SIGNAL(clicked()), this, SLOT(showConfigurationInterface()));
|
|
QGraphicsLinearLayout *configLayout = new QGraphicsLinearLayout(this);
|
|
configLayout->setContentsMargins(0, 0, 0, 0);
|
|
QGraphicsProxyWidget * configWidget = new QGraphicsProxyWidget(this);
|
|
configWidget->setWidget(button);
|
|
configLayout->addItem(configWidget);
|
|
setLayout(configLayout);
|
|
d->needsConfigOverlay->show();
|
|
}
|
|
|
|
void Applet::checkImmutability()
|
|
{
|
|
const bool systemImmutable = globalConfig().isImmutable() || config().isImmutable() ||
|
|
(containment() && containment()->immutability() == SystemImmutable) ||
|
|
(dynamic_cast<Corona*>(scene()) && static_cast<Corona*>(scene())->immutability() == SystemImmutable);
|
|
|
|
if (systemImmutable) {
|
|
updateConstraints(ImmutableConstraint);
|
|
}
|
|
}
|
|
|
|
void Applet::flushPendingConstraintsEvents()
|
|
{
|
|
if (d->pendingConstraints == NoConstraint) {
|
|
return;
|
|
}
|
|
|
|
//kDebug() << "fushing constraints: " << d->pendingConstraints << "!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!";
|
|
Plasma::Constraints c = d->pendingConstraints;
|
|
d->pendingConstraints = NoConstraint;
|
|
|
|
if (c & Plasma::SizeConstraint && d->needsConfigOverlay) {
|
|
d->needsConfigOverlay->setGeometry(QRectF(QPointF(0, 0), boundingRect().size()));
|
|
// FIXME:: rather horrible hack to work around the fact we don't have spacers
|
|
// for layouts, and with WoC coming i'd rather not expend effort there
|
|
QGraphicsItem * button = d->needsConfigOverlay->QGraphicsItem::children().first();
|
|
if (button) {
|
|
QSizeF s = button->boundingRect().size();
|
|
button->setPos(d->needsConfigOverlay->boundingRect().width() / 2 - s.width() / 2,
|
|
d->needsConfigOverlay->boundingRect().height() / 2 - s.height() / 2);
|
|
}
|
|
}
|
|
|
|
if (c & Plasma::FormFactorConstraint) {
|
|
FormFactor f = formFactor();
|
|
if (f == Planar) {
|
|
setBackgroundHints(d->backgroundHints|ShadowedBackground);
|
|
} else {
|
|
setBackgroundHints(d->backgroundHints^ShadowedBackground);
|
|
}
|
|
|
|
if (!actAsContainment() && f != Vertical && f != Horizontal) {
|
|
setBackgroundHints(d->backgroundHints|StandardBackground);
|
|
} else {
|
|
setBackgroundHints(d->backgroundHints^StandardBackground);
|
|
}
|
|
|
|
/**
|
|
FIXME: what follows was an attempt to constrain the size of applets. it is, however,
|
|
broken for the following reasons:
|
|
|
|
* it constrains to the size of an icon, when clearly this is not valid for
|
|
any non-single-icon applet
|
|
* it is far too pessimistic for horizontal constraints
|
|
|
|
QSizeF newMax;
|
|
const QSizeF infSize(std::numeric_limits<qreal>::infinity(),
|
|
std::numeric_limits<qreal>::infinity());
|
|
if (f == Plasma::Vertical && !(expandingDirections() & Qt::Vertical)) {
|
|
newMax = QSizeF(maximumContentSize().width(), IconSize(KIconLoader::Panel));
|
|
} else if (f == Plasma::Horizontal && !(expandingDirections() & Qt::Horizontal)) {
|
|
newMax = QSizeF(IconSize(KIconLoader::Panel), maximumContentSize().height());
|
|
} else if (maximumContentSize() != infSize) {
|
|
newMax = infSize;
|
|
}
|
|
|
|
if (newMax.isValid()) {
|
|
setMaximumContentSize(newMax);
|
|
if (newMax.width() < contentSize().width() ||
|
|
newMax.height() < contentSize().height()) {
|
|
updateGeometry();
|
|
}
|
|
}
|
|
*/
|
|
}
|
|
|
|
Containment* containment = qobject_cast<Plasma::Containment*>(this);
|
|
if (actAsContainment() && containment) {
|
|
containment->d->containmentConstraintsUpdated(c);
|
|
}
|
|
|
|
constraintsUpdated(c);
|
|
|
|
if (layout()) {
|
|
layout()->updateGeometry();
|
|
}
|
|
}
|
|
|
|
int Applet::type() const
|
|
{
|
|
return Type;
|
|
}
|
|
|
|
QPainterPath Applet::shape() const
|
|
{
|
|
if (actAsContainment()) {
|
|
return QGraphicsWidget::shape();
|
|
}
|
|
|
|
return Plasma::roundedRectangle(boundingRect().adjusted(-2, -2, 2, 2), 10);
|
|
}
|
|
|
|
QList<QAction*> Applet::contextualActions()
|
|
{
|
|
//kDebug() << "empty context actions";
|
|
return d->script ? d->script->contextualActions() : QList<QAction*>();
|
|
}
|
|
|
|
QColor Applet::color() const
|
|
{
|
|
// TODO: add more colors for more categories and
|
|
// maybe read from config?
|
|
QString c = category();
|
|
int alpha = 200;
|
|
// Colors taken from Oxygen color palette
|
|
if (c == "Date and Time") {
|
|
return QColor(191, 94, 0, alpha);
|
|
} else if (c == "Environment & Weather") {
|
|
return QColor(191, 0, 0, alpha);
|
|
} else if (c == "Examples") {
|
|
return QColor(204, 0, 154, alpha);
|
|
} else if (c == "File System") {
|
|
return QColor(90, 0, 179, alpha);
|
|
} else if (c == "Graphics") {
|
|
return QColor(0, 0, 255, alpha);
|
|
} else if (c == "Language") {
|
|
return QColor(0, 191, 0, alpha);
|
|
} else if (c == "Mapping") {
|
|
return QColor(191, 245, 0, alpha);
|
|
} else if (c == "Online Services") {
|
|
return QColor(255, 213, 0, alpha);
|
|
} else if (c == "System Information") {
|
|
return QColor(0, 196, 204, alpha);
|
|
} else if (c == "Windows and Tasks") {
|
|
return QColor(255, 126, 0, alpha);
|
|
} else {
|
|
return QColor(136, 136, 136, alpha);
|
|
}
|
|
}
|
|
|
|
void Applet::paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget)
|
|
{
|
|
if (d->shadow && d->shadow->shadowedSize() != boundingRect().size()) {
|
|
//kDebug() << "sizes are " << d->shadow->shadowedSize() << boundingRect().size();
|
|
d->shadow->generate();
|
|
}
|
|
|
|
painter->save();
|
|
|
|
if (transform().isRotating()) {
|
|
painter->setRenderHint(QPainter::SmoothPixmapTransform);
|
|
painter->setRenderHint(QPainter::Antialiasing);
|
|
}
|
|
if (d->background &&
|
|
formFactor() != Plasma::Vertical &&
|
|
formFactor() != Plasma::Horizontal) {
|
|
//kDebug() << "option rect is" << option->rect;
|
|
d->background->paintPanel(painter, option->rect, QPointF(0,0));
|
|
}
|
|
if (!d->failed) {
|
|
if (widget && actAsContainment()) {
|
|
// note that the widget we get is actually the viewport of the view, not the view itself
|
|
View* v = qobject_cast<Plasma::View*>(widget->parent());
|
|
if (!v || v->isWallpaperEnabled()) {
|
|
Containment::StyleOption coption(*option);
|
|
coption.view = v;
|
|
|
|
paintInterface(painter, &coption, QRect(QPoint(0,0), boundingRect().size().toSize()));
|
|
}
|
|
|
|
painter->restore();
|
|
return;
|
|
}
|
|
|
|
//kDebug() << "paint interface of" << (QObject*) this;
|
|
paintInterface(painter, option, QRect(QPoint(0,0), boundingRect().size().toSize()));
|
|
}
|
|
painter->restore();
|
|
}
|
|
|
|
void Applet::paintInterface(QPainter *painter, const QStyleOptionGraphicsItem *option,
|
|
const QRect & contentsRect)
|
|
{
|
|
if (d->script) {
|
|
d->script->paintInterface(painter, option, contentsRect);
|
|
} else {
|
|
//kDebug() << "Applet::paintInterface() default impl";
|
|
}
|
|
}
|
|
|
|
FormFactor Applet::formFactor() const
|
|
{
|
|
Containment* c = containment();
|
|
return c ? c->formFactor() : Plasma::Planar;
|
|
}
|
|
|
|
Containment* Applet::containment() const
|
|
{
|
|
/*
|
|
* while this is probably "more correct", much of the code in applet assumes containment
|
|
* returns zero in the case that this is a containment itself.
|
|
* if (actAsContainment()) {
|
|
return dynamic_cast<Containment*>(const_cast<Applet*>(this));
|
|
}
|
|
*/
|
|
|
|
QGraphicsItem *parent = parentItem();
|
|
Containment *c = 0;
|
|
|
|
while (parent) {
|
|
Containment *possibleC = dynamic_cast<Containment*>(parent);
|
|
if (possibleC && possibleC->actAsContainment()) {
|
|
c = possibleC;
|
|
break;
|
|
}
|
|
parent = parent->parentItem();
|
|
}
|
|
|
|
return c;
|
|
}
|
|
|
|
Location Applet::location() const
|
|
{
|
|
Containment* c = containment();
|
|
|
|
if (!c) {
|
|
return Plasma::Desktop;
|
|
}
|
|
|
|
return c->location();
|
|
}
|
|
|
|
Qt::AspectRatioMode Applet::aspectRatioMode() const
|
|
{
|
|
return d->aspectRatioMode;
|
|
}
|
|
|
|
void Applet::setAspectRatioMode(Qt::AspectRatioMode mode)
|
|
{
|
|
d->aspectRatioMode = mode;
|
|
}
|
|
|
|
bool Applet::remainSquare() const
|
|
{
|
|
return d->square;
|
|
}
|
|
|
|
void Applet::setRemainSquare(bool square)
|
|
{
|
|
d->square = square;
|
|
}
|
|
|
|
QString Applet::globalName() const
|
|
{
|
|
if (!d->appletDescription.isValid()) {
|
|
return QString();
|
|
}
|
|
|
|
return d->appletDescription.service()->library();
|
|
}
|
|
|
|
QString Applet::instanceName() const
|
|
{
|
|
return d->instanceName();
|
|
}
|
|
|
|
void Applet::watchForFocus(QObject *widget, bool watch)
|
|
{
|
|
if (!widget) {
|
|
return;
|
|
}
|
|
|
|
int index = d->watchedForFocus.indexOf(widget);
|
|
if (watch) {
|
|
if (index == -1) {
|
|
d->watchedForFocus.append(widget);
|
|
widget->installEventFilter(this);
|
|
}
|
|
} else if (index != -1) {
|
|
d->watchedForFocus.removeAt(index);
|
|
widget->removeEventFilter(this);
|
|
}
|
|
}
|
|
|
|
void Applet::watchForMouseMove( QGraphicsItem * watched, bool watch )
|
|
{
|
|
if (!watched) {
|
|
return;
|
|
}
|
|
|
|
int index = d->watchedForMouseMove.indexOf(watched);
|
|
if (watch) {
|
|
if (index == -1) {
|
|
d->watchedForMouseMove.append(watched);
|
|
watched->installSceneEventFilter(this);
|
|
}
|
|
} else if (index != -1) {
|
|
d->watchedForMouseMove.removeAt(index);
|
|
watched->removeSceneEventFilter(this);
|
|
}
|
|
}
|
|
|
|
bool Applet::hasConfigurationInterface() const
|
|
{
|
|
return d->hasConfigurationInterface;
|
|
}
|
|
|
|
void Applet::setHasConfigurationInterface(bool hasInterface)
|
|
{
|
|
d->hasConfigurationInterface = hasInterface;
|
|
}
|
|
|
|
bool Applet::eventFilter( QObject *o, QEvent * e )
|
|
{
|
|
if ( !d->watchedForFocus.contains( o ) )
|
|
{
|
|
if ( e->type() == QEvent::MouseButtonRelease ||
|
|
e->type() == QEvent::FocusIn ) {
|
|
//needsFocus( true ); <-- died
|
|
} else if ( e->type() == QEvent::FocusOut ) {
|
|
//needsFocus( false ); <-- died
|
|
}
|
|
}
|
|
|
|
return QObject::eventFilter(o, e);
|
|
}
|
|
|
|
bool Applet::sceneEventFilter( QGraphicsItem * watched, QEvent * event )
|
|
{
|
|
switch (event->type()) {
|
|
case QEvent::GraphicsSceneMouseMove: {
|
|
if (d->watchedForMouseMove.contains( watched )) {
|
|
mouseMoveEvent(static_cast<QGraphicsSceneMouseEvent*>(event));
|
|
return true;
|
|
}
|
|
break;
|
|
}
|
|
|
|
default:
|
|
break;
|
|
}
|
|
|
|
return QGraphicsItem::sceneEventFilter(watched, event);
|
|
}
|
|
|
|
void Applet::mouseMoveEvent(QGraphicsSceneMouseEvent *event)
|
|
{
|
|
if (d->immutability == NotImmutable && formFactor() == Plasma::Planar) {
|
|
QGraphicsItem *parent = parentItem();
|
|
Plasma::Applet *applet = qgraphicsitem_cast<Plasma::Applet*>(parent);
|
|
|
|
if (applet && applet->actAsContainment()) {
|
|
// our direct parent is a containment. just move ourselves.
|
|
QPointF curPos = event->pos();
|
|
QPointF lastPos = event->lastPos();
|
|
QPointF delta = curPos-lastPos;
|
|
|
|
moveBy(delta.x(),delta.y());
|
|
} else if (parent) {
|
|
//don't move the icon as well because our parent (usually an appletHandle) will do it for us
|
|
//parent->moveBy(delta.x(),delta.y());
|
|
QPointF curPos = parent->transform().map(event->pos());
|
|
QPointF lastPos = parent->transform().map(event->lastPos());
|
|
QPointF delta = curPos-lastPos;
|
|
|
|
parent->setPos(parent->pos() + delta);
|
|
}
|
|
|
|
}
|
|
}
|
|
|
|
void Applet::mousePressEvent(QGraphicsSceneMouseEvent *event)
|
|
{
|
|
setFocus(Qt::MouseFocusReason);
|
|
QGraphicsWidget::mousePressEvent(event);
|
|
}
|
|
|
|
void Applet::focusInEvent(QFocusEvent * event)
|
|
{
|
|
kDebug() << "FOCUS! FOCUS! FOCUS!";
|
|
QGraphicsWidget::focusInEvent(event);
|
|
}
|
|
|
|
void Applet::showConfigurationInterface()
|
|
{
|
|
if (!hasConfigurationInterface()) {
|
|
return;
|
|
}
|
|
|
|
const QString dialogId = QString("%1settings%2").arg(id()).arg(name());
|
|
KConfigDialog * dlg = KConfigDialog::exists(dialogId);
|
|
|
|
if (dlg) {
|
|
KWindowSystem::setOnDesktop(dlg->winId(), KWindowSystem::currentDesktop());
|
|
dlg->show();
|
|
KWindowSystem::activateWindow(dlg->winId());
|
|
return;
|
|
}
|
|
|
|
const QString windowTitle = i18nc("@title:window", "%1 Settings", name());
|
|
if (d->package && d->configXml) {
|
|
QString uiFile = d->package->filePath("mainconfigui");
|
|
if (uiFile.isEmpty()) {
|
|
return;
|
|
}
|
|
|
|
KConfigDialog *dialog = new KConfigDialog(0, dialogId, d->configXml);
|
|
dialog->setWindowTitle(windowTitle);
|
|
dialog->setAttribute(Qt::WA_DeleteOnClose, true);
|
|
|
|
QUiLoader loader;
|
|
QFile f(uiFile);
|
|
if (!f.open(QIODevice::ReadOnly)) {
|
|
delete dialog;
|
|
return;
|
|
}
|
|
|
|
QWidget *w = loader.load(&f);
|
|
f.close();
|
|
|
|
dialog->addPage(w, i18n("Settings"), icon(), i18n("%1 Settings", name()));
|
|
dialog->show();
|
|
} else if (d->script) {
|
|
d->script->showConfigurationInterface();
|
|
} else {
|
|
KConfigSkeleton *nullManager = new KConfigSkeleton(0);
|
|
KConfigDialog *dialog = new KConfigDialog(0, dialogId, nullManager);
|
|
dialog->setFaceType(KPageDialog::Auto);
|
|
dialog->setWindowTitle(windowTitle);
|
|
dialog->setAttribute(Qt::WA_DeleteOnClose, true);
|
|
createConfigurationInterface(dialog);
|
|
//TODO: would be nice to not show dialog if there are no pages added?
|
|
connect(dialog, SIGNAL(finished()), nullManager, SLOT(deleteLater()));
|
|
dialog->show();
|
|
dialog->enableButtonApply(true);
|
|
}
|
|
|
|
emit launchActivated();
|
|
}
|
|
|
|
void Applet::createConfigurationInterface(KConfigDialog *parent)
|
|
{
|
|
Q_UNUSED(parent)
|
|
// virtual method reimplemented by subclasses.
|
|
// do not put anything here ...
|
|
}
|
|
|
|
KPluginInfo::List Applet::listAppletInfo(const QString &category,
|
|
const QString &parentApp)
|
|
{
|
|
QString constraint;
|
|
|
|
if (parentApp.isEmpty()) {
|
|
constraint.append("not exist [X-KDE-ParentApp]");
|
|
} else {
|
|
constraint.append("[X-KDE-ParentApp] == '").append(parentApp).append("'");
|
|
}
|
|
|
|
if (!category.isEmpty()) {
|
|
if (!constraint.isEmpty()) {
|
|
constraint.append(" and ");
|
|
}
|
|
|
|
constraint.append("[X-KDE-PluginInfo-Category] == '").append(category).append("'");
|
|
if (category == "Miscellaneous") {
|
|
constraint.append(" or (not exist [X-KDE-PluginInfo-Category] or [X-KDE-PluginInfo-Category] == '')");
|
|
}
|
|
}
|
|
|
|
KService::List offers = KServiceTypeTrader::self()->query("Plasma/Applet", constraint);
|
|
//kDebug() << "Applet::listAppletInfo constraint was '" << constraint << "' which got us " << offers.count() << " matches";
|
|
return KPluginInfo::fromServices(offers);
|
|
}
|
|
|
|
KPluginInfo::List Applet::listAppletInfoForMimetype(const QString &mimetype)
|
|
{
|
|
QString constraint = QString("'%1' in MimeTypes").arg(mimetype);
|
|
//kDebug() << "listAppletInfoForMimetype with" << mimetype << constraint;
|
|
KService::List offers = KServiceTypeTrader::self()->query("Plasma/Applet", constraint);
|
|
return KPluginInfo::fromServices(offers);
|
|
}
|
|
|
|
QStringList Applet::listCategories(const QString &parentApp, bool visibleOnly)
|
|
{
|
|
QString constraint = "exist [X-KDE-PluginInfo-Category]";
|
|
|
|
if (parentApp.isEmpty()) {
|
|
constraint.append(" and not exist [X-KDE-ParentApp]");
|
|
} else {
|
|
constraint.append(" and [X-KDE-ParentApp] == '").append(parentApp).append("'");
|
|
}
|
|
|
|
KService::List offers = KServiceTypeTrader::self()->query("Plasma/Applet", constraint);
|
|
QStringList categories;
|
|
foreach (const KService::Ptr &applet, offers) {
|
|
QString appletCategory = applet->property("X-KDE-PluginInfo-Category").toString();
|
|
if (visibleOnly && applet->noDisplay()) {
|
|
// we don't want to show the hidden category
|
|
continue;
|
|
}
|
|
|
|
//kDebug() << " and we have " << appletCategory;
|
|
if (appletCategory.isEmpty()) {
|
|
if (!categories.contains(i18n("Miscellaneous"))) {
|
|
categories << i18n("Miscellaneous");
|
|
}
|
|
} else if (!categories.contains(appletCategory)) {
|
|
categories << appletCategory;
|
|
}
|
|
}
|
|
|
|
categories.sort();
|
|
return categories;
|
|
}
|
|
|
|
Applet* Applet::load(const QString& appletName, uint appletId, const QVariantList& args)
|
|
{
|
|
if (appletName.isEmpty()) {
|
|
return 0;
|
|
}
|
|
|
|
QString constraint = QString("[X-KDE-PluginInfo-Name] == '%1'").arg(appletName);
|
|
KService::List offers = KServiceTypeTrader::self()->query("Plasma/Applet", constraint);
|
|
|
|
bool actAsContainment = false;
|
|
if (offers.isEmpty()) {
|
|
//TODO: what would be -really- cool is offer to try and download the applet
|
|
// from the network at this point
|
|
offers = KServiceTypeTrader::self()->query("Plasma/Containment", constraint);
|
|
actAsContainment = true;
|
|
if (offers.isEmpty()) {
|
|
kDebug() << "offers is empty for " << appletName;
|
|
return 0;
|
|
}
|
|
} /* else if (offers.count() > 1) {
|
|
kDebug() << "hey! we got more than one! let's blindly take the first one";
|
|
} */
|
|
|
|
KService::Ptr offer = offers.first();
|
|
|
|
if (appletId == 0) {
|
|
appletId = ++Private::s_maxAppletId;
|
|
}
|
|
|
|
if (!offer->property("X-Plasma-Language").toString().isEmpty()) {
|
|
kDebug() << "we have a script in the language of" << offer->property("X-Plasma-Language").toString();
|
|
if (actAsContainment) {
|
|
return new Containment(0, offer->storageId(), appletId);
|
|
}
|
|
return new Applet(0, offer->storageId(), appletId);
|
|
}
|
|
|
|
QVariantList allArgs;
|
|
allArgs << offer->storageId() << appletId << args;
|
|
QString error;
|
|
Applet* applet = offer->createInstance<Plasma::Applet>(0, allArgs, &error);
|
|
|
|
if (!applet) {
|
|
kDebug() << "Couldn't load applet \"" << appletName << "\"! reason given: " << error;
|
|
}
|
|
|
|
return applet;
|
|
}
|
|
|
|
Applet* Applet::load(const KPluginInfo& info, uint appletId, const QVariantList& args)
|
|
{
|
|
if (!info.isValid()) {
|
|
return 0;
|
|
}
|
|
|
|
return load(info.pluginName(), appletId, args);
|
|
}
|
|
|
|
QPointF Applet::topLeft() const
|
|
{
|
|
return boundingRect().topLeft();
|
|
}
|
|
|
|
QVariant Applet::itemChange(GraphicsItemChange change, const QVariant &value)
|
|
{
|
|
switch (change) {
|
|
case ItemPositionChange:
|
|
if (d->shadow) {
|
|
d->shadow->adjustPosition();
|
|
}
|
|
break;
|
|
case ItemSceneHasChanged: {
|
|
QGraphicsScene *newScene = qvariant_cast<QGraphicsScene*>(value);
|
|
if (newScene) {
|
|
checkImmutability();
|
|
}
|
|
|
|
if (d->shadow) {
|
|
if (d->shadow->scene()) {
|
|
d->shadow->scene()->removeItem(d->shadow);
|
|
}
|
|
|
|
if (newScene) {
|
|
newScene->addItem(d->shadow);
|
|
d->shadow->generate();
|
|
d->shadow->adjustPosition();
|
|
d->shadow->show();
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
case ItemVisibleChange:
|
|
if (d->shadow) {
|
|
d->shadow->setVisible(isVisible());
|
|
}
|
|
break;
|
|
default:
|
|
break;
|
|
};
|
|
|
|
return QGraphicsWidget::itemChange(change, value);
|
|
}
|
|
|
|
void Applet::setGeometry(const QRectF& geometry)
|
|
{
|
|
QRectF beforeGeom = QGraphicsWidget::geometry();
|
|
QGraphicsWidget::setGeometry(geometry);
|
|
if (geometry.size() != beforeGeom.size()) {
|
|
updateConstraints(Plasma::SizeConstraint);
|
|
if (d->background) {
|
|
d->background->resizePanel(boundingRect().size());
|
|
}
|
|
emit geometryChanged();
|
|
} else if (geometry.topLeft() != beforeGeom.topLeft()) {
|
|
/*if (d->background) {
|
|
kDebug() << QGraphicsWidget::geometry();
|
|
}*/
|
|
emit geometryChanged();
|
|
}
|
|
}
|
|
|
|
void Applet::raise()
|
|
{
|
|
setZValue(++Private::s_maxZValue);
|
|
}
|
|
|
|
void Applet::lower()
|
|
{
|
|
setZValue(--Private::s_minZValue);
|
|
}
|
|
|
|
void Applet::setActAsContainment(bool actAsContainment)
|
|
{
|
|
if (d->actAsContainment == actAsContainment) {
|
|
return;
|
|
}
|
|
|
|
d->actAsContainment = actAsContainment;
|
|
|
|
Containment *c = qobject_cast<Containment*>(this);
|
|
if (c) {
|
|
// set up the toolbox
|
|
c->setContainmentType(c->containmentType());
|
|
}
|
|
}
|
|
|
|
bool Applet::actAsContainment() const
|
|
{
|
|
return d->actAsContainment;
|
|
}
|
|
|
|
void Applet::themeChanged()
|
|
{
|
|
update();
|
|
}
|
|
|
|
} // Plasma namespace
|
|
|
|
#include "applet.moc"
|