Show title of 3D plots in DBWindow using GroupBox

Author: spmccormack

res/layout/window_dynamical_bayesian.ui

@@ -50,10 +50,28 @@
           <item>
            <layout class="QHBoxLayout" name="hbox_dual_plot">
             <item>
-             <widget class="DBPlot3d" name="db3d_plot_left" native="true"/>
+             <widget class="QGroupBox" name="db3d_grpbox_left">
+              <property name="title">
+               <string>Time-averaged Coupling Function (2-&gt;1)</string>
+              </property>
+              <layout class="QVBoxLayout" name="verticalLayout_10">
+               <item>
+                <widget class="DBPlot3d" name="db3d_plot_left" native="true"/>
+               </item>
+              </layout>
+             </widget>
             </item>
             <item>
-             <widget class="DBPlot3d" name="db3d_plot_right" native="true"/>
+             <widget class="QGroupBox" name="db3d_grpbox_right">
+              <property name="title">
+               <string>Time-averaged Coupling Function (1-&gt;2)</string>
+              </property>
+              <layout class="QVBoxLayout" name="verticalLayout_12">
+               <item>
+                <widget class="DBPlot3d" name="db3d_plot_right" native="true"/>
+               </item>
+              </layout>
+             </widget>
             </item>
            </layout>
           </item>
@@ -483,7 +501,7 @@
          </layout>
         </item>
         <item>
-         <widget class="QGroupBox" name="">
+         <widget class="QGroupBox" name="groupBox">
           <property name="title">
            <string>Coupling plot</string>
           </property>

src/gui/windows/bayesian/DBViewProperties.py

@@ -65,6 +65,10 @@ def __init__(self):
         self.db3d_plot_left: DBPlot3d = None
         self.db3d_plot_right: DBPlot3d = None
 
+        # The groupboxes containing the 3d plots.
+        self.db3d_grpbox_left: QGroupBox = None
+        self.db3d_grpbox_right: QGroupBox = None
+
         # The button used to toggle between the 3-plot and 2-plot UI.
         self.btn_toggle_plots: QPushButton = None
 

src/gui/windows/bayesian/DBWindow.py

@@ -76,7 +76,7 @@ def on_toggle_plots(self) -> None:
          is called when the user toggles between them.
         """
         triple_plot = (self.db_plot_top, self.db_plot_middle, self.db_plot_bottom)
-        dual_plot = (self.db3d_plot_left, self.db3d_plot_right)
+        dual_plot = (self.db3d_grpbox_left, self.db3d_grpbox_right)
 
         if self.is_triple_plot:
             self.set_visible(triple_plot, False)