Fix: Actually use parent plugin correctly in scatterplot widget

Author: alxvth

src/ScatterplotPlugin.cpp

@@ -41,7 +41,7 @@ using namespace mv::util;
 ScatterplotPlugin::ScatterplotPlugin(const PluginFactory* factory) :
     ViewPlugin(factory),
     _dropWidget(nullptr),
-    _scatterPlotWidget(new ScatterplotWidget()),
+    _scatterPlotWidget(new ScatterplotWidget(this)),
     _numPoints(0),
     _settingsAction(this, "Settings"),
     _primaryToolbarAction(this, "Primary Toolbar"),

src/ScatterplotWidget.cpp

@@ -160,7 +160,7 @@ bool ScatterplotWidget::event(QEvent* event)
             _samplerPixelSelectionTool.setEnabled(false);
         }
         else if (_parentPlugin) { // reset to UI-setting
-            _samplerPixelSelectionTool.setEnabled(_parentPlugin->getSamplerAction().isEnabled());
+            _samplerPixelSelectionTool.setEnabled(_parentPlugin->getSamplerAction().getEnabledAction().isChecked());
         }
 
         };