split out the private applet classes into a _p.h
svn path=/trunk/KDE/kdebase/workspace/libs/plasma/; revision=802860
This commit is contained in:
Aaron J. Seigo
parent
212821f611
commit
b81b6ad8de
570
applet.cpp
570
applet.cpp
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@ -20,6 +20,7 @@
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*/
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#include "applet.h"
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#include "applet_p.h"
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#include <cmath>
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#include <limits>
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@ -74,305 +75,6 @@
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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, Applet *applet)
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: appletId(uniqueID),
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q(applet),
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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(Plasma::KeepAspectRatio),
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immutability(NotImmutable),
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hasConfigurationInterface(false),
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failed(false),
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isContainment(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()
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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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q->setAcceptsHoverEvents(true);
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q->setFlag(QGraphicsItem::ItemIsFocusable, true);
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if (!appletDescription.isValid()) {
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q->setFailedToLaunch(true, i18n("Invalid applet description"));
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return;
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}
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QString api = appletDescription.property("X-Plasma-API").toString();
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// we have a scripted plasmoid
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if (!api.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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q->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(api, 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(api, q);
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if (!script) {
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delete package;
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package = 0;
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q->setFailedToLaunch(true, i18n("Could not create a %1 ScriptEngine for the %2 widget.",
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api, appletDescription.name()));
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}
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} else {
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q->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();
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}
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}
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}
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q->setBackgroundHints(DefaultBackground);
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connect(Plasma::Theme::defaultTheme(), SIGNAL(themeChanged()), q, 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()
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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 = q->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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q->setHasConfigurationInterface(true);
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}
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}
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QString globalName() const
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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();
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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)
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{
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if (pendingConstraints == NoConstraint) {
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QTimer::singleShot(0, q, SLOT(flushPendingConstraintsEvents()));
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}
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pendingConstraints |= c;
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}
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KConfigGroup* mainConfigGroup()
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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 (isContainment) {
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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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void checkImmutability()
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{
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const bool systemImmutable = q->globalConfig().isImmutable() || q->config().isImmutable() ||
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((!isContainment && q->containment()) &&
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q->containment()->immutability() == SystemImmutable) ||
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(dynamic_cast<Corona*>(q->scene()) && static_cast<Corona*>(q->scene())->immutability() == SystemImmutable);
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if (systemImmutable) {
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q->updateConstraints(ImmutableConstraint);
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}
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}
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void themeChanged()
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{
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q->update();
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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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Applet *q;
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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<QGraphicsItem*> registeredAsDragHandle;
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QStringList loadedEngines;
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Plasma::PanelSvg *background;
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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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Plasma::AspectRatio 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 isContainment : 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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@ -884,7 +586,7 @@ void Applet::setConfigurationRequired(bool needsConfig)
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return;
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}
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d->needsConfigOverlay = new OverlayWidget(this);
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d->needsConfigOverlay = new AppletOverlayWidget(this);
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d->needsConfigOverlay->resize(boundingRect().size());
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int zValue = 100;
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@ -1464,6 +1166,274 @@ bool Applet::isContainment() const
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return d->isContainment;
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}
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// PRIVATE CLASS IMPLEMENTATION
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Applet::Private::Private(KService::Ptr service, int uniqueID, Applet *applet)
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: appletId(uniqueID),
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q(applet),
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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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isContainment(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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Applet::Private::~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 Applet::Private::init()
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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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q->setAcceptsHoverEvents(true);
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q->setFlag(QGraphicsItem::ItemIsFocusable, true);
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if (!appletDescription.isValid()) {
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q->setFailedToLaunch(true, i18n("Invalid applet description"));
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return;
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}
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QString api = appletDescription.property("X-Plasma-API").toString();
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// we have a scripted plasmoid
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if (!api.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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q->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(api, 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(api, q);
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if (!script) {
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delete package;
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package = 0;
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q->setFailedToLaunch(true, i18n("Could not create a %1 ScriptEngine for the %2 widget.",
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api, appletDescription.name()));
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}
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} else {
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q->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();
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}
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}
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}
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q->setBackgroundHints(DefaultBackground);
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connect(Plasma::Theme::defaultTheme(), SIGNAL(themeChanged()), q, 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 Applet::Private::setupScriptSupport()
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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 = q->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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q->setHasConfigurationInterface(true);
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}
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}
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QString Applet::Private::globalName() const
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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();
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}
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QString Applet::Private::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 Applet::Private::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 Applet::Private::scheduleConstraintsUpdate(Plasma::Constraints c)
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{
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if (pendingConstraints == NoConstraint) {
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QTimer::singleShot(0, q, SLOT(flushPendingConstraintsEvents()));
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}
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pendingConstraints |= c;
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}
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KConfigGroup* Applet::Private::mainConfigGroup()
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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 (isContainment) {
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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");
|
||||
} else {
|
||||
kWarning() << "requesting config for" << q->name() << "without a containment!";
|
||||
appletConfig = KConfigGroup(KGlobal::config(), "Applets");
|
||||
}
|
||||
|
||||
mainConfig = new KConfigGroup(&appletConfig, QString::number(appletId));
|
||||
}
|
||||
|
||||
return mainConfig;
|
||||
}
|
||||
|
||||
void Applet::Private::copyEntries(KConfigGroup *source, KConfigGroup *destination)
|
||||
{
|
||||
foreach (const QString &group, source->groupList()) {
|
||||
KConfigGroup subSource(source, group);
|
||||
KConfigGroup subDest(destination, group);
|
||||
copyEntries(&subSource, &subDest);
|
||||
}
|
||||
|
||||
QMap<QString, QString> entries = source->entryMap();
|
||||
QMapIterator<QString, QString> it(entries);
|
||||
while (it.hasNext()) {
|
||||
it.next();
|
||||
destination->writeEntry(it.key(), it.value());
|
||||
}
|
||||
}
|
||||
|
||||
QString Applet::Private::visibleFailureText(const QString& reason)
|
||||
{
|
||||
QString text;
|
||||
|
||||
if (reason.isEmpty()) {
|
||||
text = i18n("This object could not be created.");
|
||||
} else {
|
||||
text = i18n("This object could not be created for the following reason:<p><b>%1</b></p>", reason);
|
||||
}
|
||||
|
||||
return text;
|
||||
}
|
||||
|
||||
void Applet::Private::checkImmutability()
|
||||
{
|
||||
const bool systemImmutable = q->globalConfig().isImmutable() || q->config().isImmutable() ||
|
||||
((!isContainment && q->containment()) &&
|
||||
q->containment()->immutability() == SystemImmutable) ||
|
||||
(dynamic_cast<Corona*>(q->scene()) && static_cast<Corona*>(q->scene())->immutability() == SystemImmutable);
|
||||
|
||||
if (systemImmutable) {
|
||||
q->updateConstraints(ImmutableConstraint);
|
||||
}
|
||||
}
|
||||
|
||||
void Applet::Private::themeChanged()
|
||||
{
|
||||
q->update();
|
||||
}
|
||||
|
||||
uint Applet::Private::s_maxAppletId = 0;
|
||||
uint Applet::Private::s_maxZValue = 0;
|
||||
uint Applet::Private::s_minZValue = 0;
|
||||
PackageStructure::Ptr Applet::Private::packageStructure(0);
|
||||
|
||||
AppletOverlayWidget::AppletOverlayWidget(QGraphicsWidget *parent)
|
||||
: QGraphicsWidget(parent)
|
||||
{
|
||||
resize(parent->size());
|
||||
}
|
||||
|
||||
void AppletOverlayWidget::paint(QPainter *painter,
|
||||
const QStyleOptionGraphicsItem *option,
|
||||
QWidget *widget)
|
||||
{
|
||||
Q_UNUSED(option)
|
||||
Q_UNUSED(widget)
|
||||
painter->save();
|
||||
painter->setRenderHint(QPainter::Antialiasing);
|
||||
QColor wash = Plasma::Theme::defaultTheme()->color(Theme::BackgroundColor);
|
||||
wash.setAlphaF(.6);
|
||||
painter->fillPath(parentItem()->shape(), wash);
|
||||
painter->restore();
|
||||
}
|
||||
|
||||
} // Plasma namespace
|
||||
|
||||
#include "applet.moc"
|
||||
|
|
|
|||
97
applet_p.h
Normal file
97
applet_p.h
Normal file
|
|
@ -0,0 +1,97 @@
|
|||
/*
|
||||
* Copyright 2005 by Aaron Seigo <aseigo@kde.org>
|
||||
* Copyright 2007 by Riccardo Iaconelli <riccardo@kde.org>
|
||||
* Copyright 2008 by Ménard Alexis <darktears31@gmail.com>
|
||||
*
|
||||
* 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.
|
||||
*/
|
||||
|
||||
#ifndef PLASMA_APPLET_P_H
|
||||
#define PLASMA_APPLET_P_H
|
||||
|
||||
namespace Plasma
|
||||
{
|
||||
|
||||
class PanelSvg;
|
||||
class AppletScript;
|
||||
class ShadowItem;
|
||||
|
||||
class AppletOverlayWidget : public QGraphicsWidget
|
||||
{
|
||||
public:
|
||||
AppletOverlayWidget(QGraphicsWidget *parent);
|
||||
|
||||
protected:
|
||||
void paint(QPainter *painter, const QStyleOptionGraphicsItem *option, QWidget *widget = 0);
|
||||
};
|
||||
|
||||
class Applet::Private
|
||||
{
|
||||
public:
|
||||
Private(KService::Ptr service, int uniqueID, Applet *applet);
|
||||
~Private();
|
||||
|
||||
void init();
|
||||
|
||||
// put all setup routines for script here. at this point we can assume that
|
||||
// package exists and that we have a script engin
|
||||
void setupScriptSupport();
|
||||
|
||||
QString globalName() const;
|
||||
QString instanceName();
|
||||
void getBorderSize(int& left , int& top, int &right, int& bottom);
|
||||
void scheduleConstraintsUpdate(Plasma::Constraints c);
|
||||
KConfigGroup* mainConfigGroup();
|
||||
void copyEntries(KConfigGroup *source, KConfigGroup *destination);
|
||||
QString visibleFailureText(const QString& reason);
|
||||
void checkImmutability();
|
||||
void themeChanged();
|
||||
|
||||
static uint s_maxAppletId;
|
||||
static uint s_maxZValue;
|
||||
static uint s_minZValue;
|
||||
static PackageStructure::Ptr packageStructure;
|
||||
|
||||
//TODO: examine the usage of memory here; there's a pretty large
|
||||
// number of members at this point.
|
||||
uint appletId;
|
||||
Applet *q;
|
||||
BackgroundHints backgroundHints;
|
||||
KPluginInfo appletDescription;
|
||||
Package* package;
|
||||
AppletOverlayWidget *needsConfigOverlay;
|
||||
QList<QGraphicsItem*> registeredAsDragHandle;
|
||||
QStringList loadedEngines;
|
||||
Plasma::PanelSvg *background;
|
||||
//Plasma::LineEdit *failureText;
|
||||
AppletScript *script;
|
||||
ConfigXml* configXml;
|
||||
ShadowItem* shadow;
|
||||
QPixmap* cachedBackground;
|
||||
KConfigGroup *mainConfig;
|
||||
Plasma::Constraints pendingConstraints;
|
||||
Qt::AspectRatioMode aspectRatioMode;
|
||||
ImmutabilityType immutability;
|
||||
bool hasConfigurationInterface : 1;
|
||||
bool failed : 1;
|
||||
bool isContainment : 1;
|
||||
bool square : 1;
|
||||
bool transient : 1;
|
||||
};
|
||||
|
||||
} // Plasma namespace
|
||||
|
||||
#endif
|
||||
Loading…
Reference in New Issue
Block a user