GH-922 improve version select dialogs

logic/forge/ForgeVersionList.cpp

@@ -144,6 +144,11 @@ void ForgeListLoadTask::executeTask()
 	listJob->start();
 }
 
+void ForgeListLoadTask::abort()
+{
+	listJob->abort();
+}
+
 bool ForgeListLoadTask::parseForgeList(QList<BaseVersionPtr> &out)
 {
 	QByteArray data;

logic/forge/ForgeVersionList.h

@@ -66,6 +66,7 @@ public:
 	explicit ForgeListLoadTask(ForgeVersionList *vlist);
 
 	virtual void executeTask();
+	virtual void abort();
 
 protected
 slots:

logic/tasks/Task.cpp

@@ -44,6 +44,7 @@ void Task::emitFailed(QString reason)
 	m_failReason = reason;
 	qCritical() << "Task failed: " << reason;
 	emit failed(reason);
+	emit finished();
 }
 
 void Task::emitSucceeded()
@@ -53,6 +54,7 @@ void Task::emitSucceeded()
 	m_succeeded = true;
 	qDebug() << "Task succeeded";
 	emit succeeded();
+	emit finished();
 }
 
 bool Task::isRunning() const

logic/tasks/Task.h

@@ -42,6 +42,7 @@ public:
 signals:
 	void started();
 	void progress(qint64 current, qint64 total);
+	void finished();
 	void succeeded();
 	void failed(QString reason);
 	void status(QString status);