[IMP]

bzr revid: sgo@tinyerp.com-20120406082458-zd2qrvy3i9yd071o

addons/project/project.py

@@ -201,7 +201,9 @@ class project(osv.osv):
         'task': fields.boolean('Task',help = "If you check this field tasks appears in kanban view"),
         'open_task': fields.function(_open_task , type='integer',string="Open Tasks"),
      }
-    
+    def dummy(self, cr, uid, ids, context=None):
+            return False
+         
     def open_tasks(self, cr, uid, ids, context=None):
         #Open the View for the Tasks for the project
         """

addons/project/project_view.xml

@@ -200,7 +200,7 @@
                                             </t>
                                         </a>
                                     </h4>
-                                    <button class="click_button" type="object">
+                                    <button class="click_button" type="object" t-att-id="record.id.value">
                                         <table class="project_fields">
                                             <tr id="deadline" t-if="record.date.raw_value">
                                                 <th align="left">Deadline</th>

addons/project/static/src/js/project.js

@@ -9,7 +9,22 @@ openerp.project = function(openerp) {
                 }).mouseout(function() {
                 return $(this).find('.oe_project_kanban_action').hide();
             });
-            $('.click_button').attr('data-name','open_tasks');
+            
+            
+            $('.click_button').mouseover(function() {
+                click_button = this
+                var domain = [['id','=',this.getAttribute("id")]]; 
+                var dataset = new openerp.web.DataSetSearch(self, 'project.project', self.session.context, domain);
+                dataset.read_slice([]).then(function(result){
+                    if(result[0].task){
+                        click_button.setAttribute('data-name','open_tasks');
+                    }
+                    else
+                    {
+                        click_button.setAttribute('data-name','dummy');
+                    }
+                    });
+            });
             	
             _.each($('.oe_project_kanban_vignette'),function(record){
                 _.each(record.getElementsByTagName('img'),function(img){