refs #443 Add simulator enable/disable option

* Added CPluginSelector widget
* IContextSimulator starts/stops only specified listener(s)
* No more "auto" CSimulatorPluginInfo

src/blackgui/pluginselector.cpp

@@ -0,0 +1,67 @@
+#include "pluginselector.h"
+
+#include <QCheckBox>
+#include <QHBoxLayout>
+#include <QVBoxLayout>
+#include <QPushButton>
+#include <QVariant>
+
+namespace BlackGui
+{
+
+    CPluginSelector::CPluginSelector(QWidget *parent) : QWidget(parent)
+    {
+        setObjectName("CPluginSelector");
+
+        QVBoxLayout *layout = new QVBoxLayout;
+        setLayout(layout);
+    }
+
+    void CPluginSelector::addPlugin(const QString& identifier, const QString &name, bool enabled)
+    {
+        QWidget *pw = new QWidget;
+        QHBoxLayout *layout = new QHBoxLayout;
+        layout->setContentsMargins(0, 0, 0, 0);
+        pw->setLayout(layout);
+
+        QCheckBox *cb = new QCheckBox(name);
+        cb->setProperty("pluginIdentifier", identifier);
+        connect(cb, &QCheckBox::stateChanged, this, &CPluginSelector::ps_handlePluginStateChange);
+        if (enabled)
+        {
+            cb->setCheckState(Qt::Checked);
+        }
+        else
+        {
+            cb->setCheckState(Qt::Unchecked);
+        }
+
+        pw->layout()->addWidget(cb);
+
+        /* Might be useful for #392 */
+#if 0
+        QPushButton *pb = new QPushButton("...");
+        pw->layout()->addWidget(pb);
+
+        layout->setStretch(0, 1);
+        layout->setStretch(1, 0);
+#endif
+
+        this->layout()->addWidget(pw);
+    }
+
+    void CPluginSelector::ps_handlePluginStateChange()
+    {
+        QCheckBox *cb = qobject_cast<QCheckBox*>(sender());
+        Q_ASSERT(cb);
+
+        bool enabled = cb->checkState() != Qt::Unchecked;
+        Q_ASSERT(cb->property("pluginIdentifier").isValid());
+        QString identifier = cb->property("pluginIdentifier").toString();
+        Q_ASSERT(!identifier.isEmpty());
+
+        emit pluginStateChanged(identifier, enabled);
+    }
+
+
+} // namespace