Expose the disabled property of filters

lumen/filters/base.py

@@ -161,6 +161,9 @@ class BaseWidgetFilter(Filter):
 
     default = param.Parameter(doc="""
         The default value to use on the widget.""")
+
+    disabled = param.Boolean(default=False, doc="""
+        Whether the filter should be disabled.""")
 
     visible = param.Boolean(default=True, doc="""
         Whether the filter should be visible.""")
@@ -170,7 +173,7 @@ class BaseWidgetFilter(Filter):
     @property
     def panel(self):
         widget = self.widget.clone()
-        self.widget.link(widget, value='value', visible='visible', bidirectional=True)
+        self.widget.link(widget, value='value', visible='visible', disabled='disabled', bidirectional=True)
         return widget
 
 
@@ -204,7 +207,8 @@ def __init__(self, **params):
             self.widget.value = ' '
         self.widget.name = self.label
         self.widget.visible = self.visible
-        self.widget.link(self, value='value', visible='visible', bidirectional=True)
+        self.widget.disabled = self.disabled
+        self.widget.link(self, value='value', visible='visible', disabled='disabled', bidirectional=True)
         if self.default is not None:
             self.widget.value = self.default
 
@@ -257,7 +261,7 @@ def __init__(self, **params):
         else:
             value = tuple(self.default)
         self.widget = widget(name=self.label, options=options, value=value)
-        self.widget.link(self, value='value', visible='visible', bidirectional=True)
+        self.widget.link(self, value='value', visible='visible', disabled='disabled', bidirectional=True)
 
     @property
     def query(self):

lumen/tests/filters/test_base.py

@@ -27,3 +27,11 @@ def test_widget_filter_link():
     wfilter.value = (2, 2)
 
     assert widget.value == (2, 2)
+
+    widget.visible = False
+
+    assert wfilter.visible == False
+
+    widget.disabled = False
+
+    assert widget.disabled == False

lumen/tests/views/test_base.py

@@ -1,5 +1,41 @@
-from lumen.views import View
+from pathlib import Path
+
+import pandas as pd
+
+from lumen.sources import FileSource
+from lumen.views import View, hvPlotView
 
 
 def test_resolve_module_type():
     assert View._get_type('lumen.views.base.View') is View
+
+
+def test_view_hvplot_basis(set_root):
+    set_root(str(Path(__file__).parent.parent))
+    source = FileSource(tables={'test': 'sources/test.csv'})
+    view = {
+        'type': 'hvplot',
+        'table': 'test',
+        'x': 'A',
+        'y': 'B',
+        'kind': 'scatter',
+    }
+
+    view = View.from_spec(view, source, [])
+
+    assert isinstance(view, hvPlotView)
+    assert view.kind == 'scatter'
+    assert view.source == source
+    assert view.filters == []
+    assert view.transforms == []
+    assert view.controls == []
+
+    df = view.get_data()
+
+    assert isinstance(df, pd.DataFrame)
+    assert df.shape == (5, 4)
+
+    plot = view.get_plot(df)
+
+    assert plot.kdims == ['A']
+    assert plot.vdims == ['B']

lumen/views/base.py

@@ -223,6 +223,7 @@ def get_data(self):
         for filt in self.filters:
             filt_query = filt.query
             if (filt_query is not None and
+            not getattr(filt, 'disabled', None) and
             (filt.table is None or filt.table == self.table)):
                 query[filt.field] = filt_query
         data = self.source.get(self.table, **query)