use isEmpty; a couple minor, minor changes that crept in while debugging things elsewhere

svn path=/trunk/KDE/kdelibs/; revision=895022

datacontainer.cpp

@@ -59,7 +59,7 @@ void DataContainer::setData(const QString &key, const QVariant &value)
 
 void DataContainer::removeAllData()
 {
-    if (d->data.count() < 1) {
+    if (d->data.isEmpty()) {
         // avoid an update if we don't have any data anyways
         return;
     }
@@ -162,6 +162,7 @@ void DataContainer::disconnectVisualization(QObject *visualization)
 
 void DataContainer::checkForUpdate()
 {
+    //kDebug() << objectName() << d->dirty;
     if (d->dirty) {
         emit dataUpdated(objectName(), d->data);
 

private/datacontainer_p.cpp

@@ -110,6 +110,7 @@ void SignalRelay::checkAlignment()
 
 void SignalRelay::checkQueueing()
 {
+    //kDebug() << m_queued;
     if (m_queued) {
         emit dataUpdated(dc->objectName(), d->data);
         m_queued = false;

theme.cpp

@@ -143,6 +143,7 @@ bool ThemePrivate::useCache()
 
     return cacheTheme;
 }
+
 QString ThemePrivate::findInTheme(const QString &image, const QString &theme) const
 {
     //TODO: this should be using Package