[ADD] web_x2many_delete_all (#477)

web_x2many_delete_all/README.rst

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+.. image:: https://img.shields.io/badge/licence-AGPL--3-blue.svg
+   :target: http://www.gnu.org/licenses/agpl-3.0-standalone.html
+   :alt: License: AGPL-3
+
+========================
+X2many Delete All Button
+========================
+
+Adds a button to Many2many and One2many fields that removes all linked records.
+
+Configuration
+=============
+
+No configuration is needed.
+
+Usage
+=====
+
+To use this module, you need to:
+
+#. Go to any Many2many or One2many field;
+#. click 'Edit';
+#. click the top most trash can button.
+
+.. image:: https://odoo-community.org/website/image/ir.attachment/5784_f2813bd/datas
+   :alt: Try me on Runbot
+   :target: https://runbot.odoo-community.org/runbot/162/10.0
+
+Bug Tracker
+===========
+
+Bugs are tracked on `GitHub Issues
+<https://github.com/OCA/162/issues>`_. In case of trouble, please
+check there if your issue has already been reported. If you spotted it first,
+help us smashing it by providing a detailed and welcomed feedback.
+
+Credits
+=======
+
+Contributors
+------------
+
+* Dennis Sluijk <d.sluijk@onestein.nl>
+
+Maintainer
+----------
+
+.. image:: https://odoo-community.org/logo.png
+   :alt: Odoo Community Association
+   :target: https://odoo-community.org
+
+This module is maintained by the OCA.
+
+OCA, or the Odoo Community Association, is a nonprofit organization whose
+mission is to support the collaborative development of Odoo features and
+promote its widespread use.
+
+To contribute to this module, please visit https://odoo-community.org.

web_x2many_delete_all/__init__.py

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+# -*- coding: utf-8 -*-
+# © 2016 Onestein (<http://www.onestein.eu>)
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).

web_x2many_delete_all/__manifest__.py

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+# -*- coding: utf-8 -*-
+# © 2016 Onestein (<http://www.onestein.eu>)
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
+
+{
+    'name': 'X2many Delete All Button',
+    'summary': """
+        Adds a button to x2many fields that removes all linked records
+    """,
+    'version': '10.0.1.0.0',
+    'category': 'Web',
+    'author': 'Onestein,Odoo Community Association (OCA)',
+    'website': 'http://www.onestein.eu',
+    'license': 'AGPL-3',
+    'depends': [
+        'web',
+    ],
+    'data': [
+        'templates/assets.xml'
+    ],
+    'qweb': [
+        'static/src/xml/web_x2many_delete_all.xml'
+    ],
+    'installable': True,
+    'application': False,
+}

web_x2many_delete_all/static/src/css/web_x2many_delete_all.css

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+/* Copyright 2016 Onestein
+ * License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl). */
+
+table.o_list_view th.o_list_record_delete,
+table.o_list_view th.o_list_record_delete span {
+    cursor: pointer;
+}

web_x2many_delete_all/static/src/js/web_x2many_delete_all.js

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+/* Copyright 2016 Onestein
+ * License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl). */
+
+odoo.define('web_x2many_delete_all', function (require) {
+"use strict";
+    var core = require('web.core'),
+        _t = core._t;
+
+    var X2ManyListDeleteAllMixin = {
+        events: {
+            'click th.o_list_record_delete': 'btn_delete_all_clicked'
+        },
+        reload_current_view: function() {
+            var self = this;
+            var res = this._super.apply(this, arguments);
+            res.then(function() {
+                self.toggle_btn_delete_all();
+            });
+            return res
+        },
+        toggle_btn_delete_all: function() {
+            if(this.get('effective_readonly')) {
+                this.$('th.o_list_record_delete > .fa-trash-o').addClass('hidden');
+            } else {
+                this.$('th.o_list_record_delete > .fa-trash-o').removeClass('hidden');
+            }
+        },
+        btn_delete_all_clicked: function() {
+            if(this.get('effective_readonly')) return;
+            this.delete_all();
+        },
+        delete_all: function() {
+            this.viewmanager.views.list.controller.do_delete(this.dataset.ids);
+        }
+    }
+
+    core.form_widget_registry.get('many2many').include(X2ManyListDeleteAllMixin);
+    core.form_widget_registry.get('one2many').include(X2ManyListDeleteAllMixin);
+});

web_x2many_delete_all/static/src/xml/web_x2many_delete_all.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<!-- Copyright 2016 Onestein
+     License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl). -->
+
+<templates>
+    <t t-extend="ListView">
+        <t t-jquery=".o_list_record_delete" t-operation="inner">
+            <span class="fa fa-trash-o hidden" title="Delete all"/>
+        </t>
+    </t>
+</templates>

web_x2many_delete_all/templates/assets.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<!-- Copyright 2016 Onestein
+     License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl). -->
+
+<odoo>
+    <template id="assets_backend" inherit_id="web.assets_backend">
+        <xpath expr=".">
+            <script type="text/javascript"
+                    src="/web_x2many_delete_all/static/src/js/web_x2many_delete_all.js"/>
+            <link rel="stylesheet"
+                  href="/web_x2many_delete_all/static/src/css/web_x2many_delete_all.css"/>
+        </xpath>
+    </template>
+</odoo>