Disable snippet-width textbox's when disabling snippet buttons.

vasl_templates/webapp/static/main.js

@@ -795,9 +795,20 @@ function install_template_pack( data )
         if ( template_id.match( /^ob_(vehicles|ordnance).*_[12]$/ ) )
             template_id = template_id.substring( 0, template_id.length-2 ) ;
         var enable = is_template_available( template_id ) ;
-        if ( $btn.parent().hasClass( "snippet-control" ) )
+        if ( $btn.parent().hasClass( "snippet-control" ) ) {
             $btn.parent().controlgroup( enable ? "enable" : "disable" ) ;
-        else
+            // check if there's a corresponding "snippet-width" textbox
+            var sel = $btn.attr( "data-id" ) ;
+            if ( sel.match( /_[12]$/ ) )
+                sel = sel.substr( 0, sel.length-2 ) + "_width" + sel.substr( sel.length-2 ) ;
+            else
+                sel += "_width" ;
+            var $width = $( "input.snippet-width[name='" + sel.toUpperCase() + "']" ) ;
+            if ( $width.length > 0 ) {
+                // yup - update it as well
+                $width.val( "" ).prop( "disabled", !enable ) ;
+            }
+        } else
             $btn.button( enable ? "enable": "disable" ) ;
     }
     $( "button.generate" ).each( function() { update_button( $(this) ) ; } ) ;

vasl_templates/webapp/static/snippets.js

@@ -1733,7 +1733,10 @@ function do_load_scenario_data( params )
             }
         }
         else {
-            $elem.val( params[key] ) ;
+            if ( $elem.prop( "disabled" ) )
+                $elem.val( "" ) ;
+            else
+                $elem.val( params[key] ) ;
             if ( key === "ASA_ID" )
                 updateForConnectedScenario( params[key], params.ROAR_ID ) ;
         }

vasl_templates/webapp/tests/test_template_packs.py

@@ -204,13 +204,13 @@ def test_missing_templates( webapp, webdriver ):
             # check the UI state of the next button
             template_id = adjust_template_id( btn.get_attribute( "data-id" ) )
             if fname == "national-capabilities.json":
-                expected = False # nb: this is the JSON file, not the template file, and so doesn't effect buttons
+                expected = False # nb: this is the JSON file, not the template file, and so doesn't affect buttons
             elif fname == "nat_caps.j2":
                 expected = template_id.startswith( "nat_caps_" )
             else:
                 expected = os.path.splitext( fname )[0] == template_id
             disabled = webdriver.execute_script( "return $(arguments[0]).button('option','disabled')", btn )
-            assert expected == disabled
+            assert disabled == expected
             # check that snippet control groups have been enabled/disabled correctly
             parent = btn.find_element( By.XPATH, ".." )
             parent_classes = get_css_classes( parent )
@@ -224,6 +224,15 @@ def test_missing_templates( webapp, webdriver ):
                     assert "ui-selectmenu-disabled" not in elem_classes
             else:
                 assert "snippet-control" not in parent_classes
+            # check if the button has an associated "snippet-width" textbox
+            sel = btn.get_attribute( "data-id" )
+            if sel.endswith( ( "_1", "_2" ) ):
+                sel = sel[:-2] + "_width" + sel[-2:]
+            else:
+                sel = sel + "_width"
+            elem = find_child( "input.snippet-width[name='{}']".format( sel.upper() ) )
+            if elem:
+                assert not elem.is_enabled() == expected
 
     # upload the template pack, with one file missing each time
     for fname in files: