Enable Row Selection on Plugin Table Component

CHANGES.rst

@@ -82,6 +82,8 @@ Specviz2d
 API Changes
 -----------
 
+- Plugin Table components now support row selection. [#2856]
+
 Cubeviz
 ^^^^^^^
 

jdaviz/components/plugin_table.vue

@@ -49,6 +49,9 @@
         dense
         :headers="headers_visible_sorted.map(item => {return {'text': item, 'value': item}})"
         :items="items"
+        :item-key="item_key"
+        :show-select="show_rowselect"
+        v-model="selected_rows"
         class="elevation-1 width-100"
       ></v-data-table>
     </v-row>

jdaviz/core/template_mixin.py

@@ -4362,6 +4362,12 @@ class Table(PluginSubcomponent):
     headers_avail = List([]).tag(sync=True)   # list of strings
     items = List().tag(sync=True)  # list of dictionaries, pass single dict to add_row
 
+    # NOTE: These UI features are not covered in test coverage. Plugins making use of
+    # this feature should ensure test coverage for their respective tables.
+    show_rowselect = Bool(False).tag(sync=True)  # Flag to enable row selection boxes
+    item_key = Unicode().tag(sync=True)  # Unique field to identify row for selection
+    selected_rows = List().tag(sync=True)  # List of selected rows
+
     def __init__(self, plugin, name='table', *args, **kwargs):
         self._qtable = None
         self._table_name = name