Add a signal notifying a change in the names of running activities.

Summary: CCBUG:384001

Reviewers: #plasma, davidedmundson

Reviewed By: #plasma, davidedmundson

Subscribers: davidedmundson, anthonyfieroni, ivan, plasma-devel

Tags: #plasma

Differential Revision: https://phabricator.kde.org/D8524

libtaskmanager/activityinfo.cpp

@@ -20,6 +20,7 @@ License along with this library.  If not, see <http://www.gnu.org/licenses/>.
 
 #include "activityinfo.h"
 
+#include <KActivities/ActivitiesModel>
 #include <KActivities/Consumer>
 
 namespace TaskManager
@@ -33,10 +34,13 @@ public:
 
     static int instanceCount;
     static KActivities::Consumer* activityConsumer;
+    static KActivities::ActivitiesModel* activitiesModel;
 };
 
 int ActivityInfo::Private::instanceCount = 0;
 KActivities::Consumer* ActivityInfo::Private::activityConsumer = nullptr;
+KActivities::ActivitiesModel* ActivityInfo::Private::activitiesModel = nullptr;
+
 
 ActivityInfo::Private::Private(ActivityInfo *)
 {
@@ -50,6 +54,8 @@ ActivityInfo::Private::~Private()
     if (!instanceCount) {
         delete activityConsumer;
         activityConsumer = nullptr;
+        delete activitiesModel;
+        activitiesModel = nullptr;
     }
 }
 
@@ -64,6 +70,27 @@ ActivityInfo::ActivityInfo(QObject *parent) : QObject(parent)
         this, &ActivityInfo::currentActivityChanged);
     connect(d->activityConsumer, &KActivities::Consumer::runningActivitiesChanged,
         this, &ActivityInfo::numberOfRunningActivitiesChanged);
+    connect(d->activityConsumer, &KActivities::Consumer::runningActivitiesChanged,
+        this, &ActivityInfo::namesOfRunningActivitiesChanged);
+
+    if (!d->activitiesModel) {
+        d->activitiesModel = new KActivities::ActivitiesModel();
+        d->activitiesModel->setShownStates(QVector<KActivities::Info::State>{KActivities::Info::Running});
+    }
+
+    connect(d->activitiesModel, &KActivities::ActivitiesModel::modelReset,
+        this, &ActivityInfo::namesOfRunningActivitiesChanged);
+
+    connect(d->activitiesModel, &KActivities::ActivitiesModel::dataChanged, this,
+        [this](const QModelIndex &topLeft, const QModelIndex &bottomRight, const QVector<int> &roles) {
+            Q_UNUSED(topLeft)
+            Q_UNUSED(bottomRight)
+
+            if (roles.isEmpty() || roles.contains(Qt::DisplayRole)) {
+                emit namesOfRunningActivitiesChanged();
+            }
+        }
+    );
 }
 
 ActivityInfo::~ActivityInfo()

libtaskmanager/activityinfo.h

@@ -86,6 +86,12 @@ Q_SIGNALS:
     void currentActivityChanged() const;
     void numberOfRunningActivitiesChanged() const;
 
+    /**
+     * The names of the running activities have changed.
+     * @since 5.40.0
+     **/
+    void namesOfRunningActivitiesChanged() const;
+
 private:
     class Private;
     QScopedPointer<Private> d;