[IMP] web: add capability to disable records drag/drop on kanban views

This commit adds a recordsDraggable option on the kanban view that allows to completly disable
the drag and drop feature.

This is a preliminary work for the social 'Feeds' kanban where the user should not be able to drag and drop posts.

addons/web/static/src/js/views/kanban/kanban_column.js

@@ -59,6 +59,7 @@ var KanbanColumn = Widget.extend({
         this.KanbanRecord = options.KanbanRecord || KanbanRecord; // the KanbanRecord class to use
         this.records_editable = options.records_editable;
         this.records_deletable = options.records_deletable;
+        this.recordsDraggable = options.recordsDraggable;
         this.relation = options.relation;
         this.offset = 0;
         this.remaining = data.count - this.data_records.length;
@@ -100,7 +101,7 @@ var KanbanColumn = Widget.extend({
             defs.push(this._addRecord(this.data_records[i]));
         }
 
-        if (!config.device.isMobile) {
+        if (this.recordsDraggable && !config.device.isMobile) {
             // deactivate sortable in mobile mode.  It does not work anyway,
             // and it breaks horizontal scrolling in kanban views.  Someday, we
             // should find a way to use the touch events to make sortable work.

addons/web/static/src/js/views/kanban/kanban_view.js

@@ -65,6 +65,7 @@ var KanbanView = BasicView.extend({
             archivable: archAttrs.archivable ? !!JSON.parse(archAttrs.archivable) : true,
             group_creatable: activeActions.group_create && !config.device.isMobile,
             quickCreateView: archAttrs.quick_create_view || null,
+            recordsDraggable: archAttrs.records_draggable ? !!JSON.parse(archAttrs.records_draggable) : true,
             hasProgressBar: !!progressBar,
         };
         this.rendererParams.record_options = {

doc/reference/views.rst

@@ -1052,6 +1052,8 @@ attributes:
   whether it should be possible to create records without switching to the
   form view. By default, ``quick_create`` is enabled when the Kanban view is
   grouped by many2one, selection, char or boolean fields, and disabled when not.
+``records_draggable``
+  whether it should be possible to drag records when kanban is grouped. Default: true.
 
   Set to ``true`` to always enable it, and to ``false`` to always disable it.