Scatter Plot: Replace combo box with search combo box

Author: PrimozGodec

Orange/widgets/utils/plot/owplotgui.py

@@ -695,7 +695,7 @@ def _combo(self, widget, value, label, cb_name, items=(), model=None):
             callback=self._get_callback(cb_name, self._master),
             orientation=Qt.Horizontal,
             sendSelectedValue=True, contentsLength=12,
-            labelWidth=50)
+            labelWidth=50, search=True)
 
     def color_value_combo(self, widget, label="Color: "):
         """Creates a combo box that controls point color"""

Orange/widgets/visualize/owscatterplot.py

@@ -282,11 +282,13 @@ def _add_controls_axis(self):
         self.cb_attr_x = gui.comboBox(
             self.attr_box, self, "attr_x", label="Axis x:",
             callback=self.set_attr_from_combo,
-            model=self.xy_model, **common_options)
+            model=self.xy_model, **common_options,
+            search=True)
         self.cb_attr_y = gui.comboBox(
             self.attr_box, self, "attr_y", label="Axis y:",
             callback=self.set_attr_from_combo,
-            model=self.xy_model, **common_options)
+            model=self.xy_model, **common_options,
+            search=True)
         vizrank_box = gui.hBox(self.attr_box)
         self.vizrank, self.vizrank_button = ScatterPlotVizRank.add_vizrank(
             vizrank_box, self, "Find Informative Projections", self.set_attr)