From 121556dcea72be9f4829b46a9ca03e00866e7c92 Mon Sep 17 00:00:00 2001
From: Arthur Maniet <arthurmaniet@me.com>
Date: Thu, 27 Aug 2015 16:29:34 +0200
Subject: [PATCH] [ADD] barcodes/web: element button can use attribute
 barcode_trigger

A button can be triggered when a barcode corresponding to its attribute
'barcode_trigger' is scanned
---
 .../src/js/inherited_form_widget_button.js    | 29 +++++++++++++++++++
 addons/barcodes/views/templates.xml           |  1 +
 .../web/static/src/js/views/form_widgets.js   |  3 +-
 3 files changed, 32 insertions(+), 1 deletion(-)
 create mode 100644 addons/barcodes/static/src/js/inherited_form_widget_button.js

diff --git a/addons/barcodes/static/src/js/inherited_form_widget_button.js b/addons/barcodes/static/src/js/inherited_form_widget_button.js
new file mode 100644
index 00000000000..6c85b9a92a8
--- /dev/null
+++ b/addons/barcodes/static/src/js/inherited_form_widget_button.js
@@ -0,0 +1,29 @@
+odoo.define('barcode.InheritedFormWidgetButton', function (require) {
+"use strict";
+
+var widgets = require('web.form_widgets');
+var BarcodeHandlerMixin = require('barcodes.BarcodeHandlerMixin');
+
+// If the button has a barcode_trigger attribute, dynamically inherit
+// BarcodeHandlerMixin and redefine on_barcode_scanned
+
+var ButtonBarcodeHandlerMixin = _.extend({}, BarcodeHandlerMixin, {
+    init: function(field_manager, node) {
+        if (node.attrs.barcode_trigger) {
+            BarcodeHandlerMixin.init.call(this, field_manager, node);
+            var self = this;
+            this.on_barcode_scanned = function(barcode) {
+                var match = barcode.match(/O-BTN\.(.+)/);
+                if (match && match[1] === self.node.attrs.barcode_trigger && self.$el.is(':visible')) {
+                    self.on_click();
+                }
+            };
+        } else {
+            this._super(field_manager, node);
+        }
+    },
+});
+
+widgets.WidgetButton.include(ButtonBarcodeHandlerMixin);
+
+});
diff --git a/addons/barcodes/views/templates.xml b/addons/barcodes/views/templates.xml
index 1b36f049a9c..2fcab2ea6db 100644
--- a/addons/barcodes/views/templates.xml
+++ b/addons/barcodes/views/templates.xml
@@ -8,6 +8,7 @@
                 <script type="text/javascript" src="/barcodes/static/src/js/barcode_events.js"></script>
                 <script type="text/javascript" src="/barcodes/static/src/js/barcode_handler_mixin.js"></script>
                 <script type="text/javascript" src="/barcodes/static/src/js/form_view_barcode_handler.js"></script>
+                <script type="text/javascript" src="/barcodes/static/src/js/inherited_form_widget_button.js"></script>
             </xpath>
         </template>
 
diff --git a/addons/web/static/src/js/views/form_widgets.js b/addons/web/static/src/js/views/form_widgets.js
index 8a51e8aa480..54c57c6fd8c 100644
--- a/addons/web/static/src/js/views/form_widgets.js
+++ b/addons/web/static/src/js/views/form_widgets.js
@@ -1663,7 +1663,8 @@ core.form_tag_registry.add('button', WidgetButton);
 
 return {
     FieldChar: FieldChar,
-    FieldMonetary: FieldMonetary
+    FieldMonetary: FieldMonetary,
+    WidgetButton: WidgetButton
 };
 
 });