[Merge] upto revno 1024.

bzr revid: vme@tinyerp.com-20110914053746-ri6d5s341mm6tc7n

1 files changed, 1523 insertions, 0 deletions

diff --git a/addons/web/static/src/js/list.js b/addons/web/static/src/js/list.js
new file mode 100644
index 00000000000..95a8207144b
--- /dev/null
+++ b/addons/web/static/src/js/list.js
@@ -0,0 +1,1523 @@
+openerp.web.list = function (openerp) {
+var QWeb = openerp.web.qweb;
+openerp.web.views.add('list', 'openerp.web.ListView');
+openerp.web.ListView = openerp.web.View.extend( /** @lends openerp.web.ListView# */ {
+    defaults: {
+        // records can be selected one by one
+        'selectable': true,
+        // list rows can be deleted
+        'deletable': true,
+        // whether the column headers should be displayed
+        'header': true,
+        // display addition button, with that label
+        'addable': "New",
+        // whether the list view can be sorted, note that once a view has been
+        // sorted it can not be reordered anymore
+        'sortable': true,
+        // whether the view rows can be reordered (via vertical drag & drop)
+        'reorderable': true
+    },
+    /**
+     * Core class for list-type displays.
+     *
+     * As a view, needs a number of view-related parameters to be correctly
+     * instantiated, provides options and overridable methods for behavioral
+     * customization.
+     *
+     * See constructor parameters and method documentations for information on
+     * the default behaviors and possible options for the list view.
+     *
+     * @constructs openerp.web.ListView
+     * @extends openerp.web.View
+     *
+     * @param parent parent object
+     * @param element_id the id of the DOM elements this view should link itself to
+     * @param {openerp.web.DataSet} dataset the dataset the view should work with
+     * @param {String} view_id the listview's identifier, if any
+     * @param {Object} options A set of options used to configure the view
+     * @param {Boolean} [options.selectable=true] determines whether view rows are selectable (e.g. via a checkbox)
+     * @param {Boolean} [options.header=true] should the list's header be displayed
+     * @param {Boolean} [options.deletable=true] are the list rows deletable
+     * @param {void|String} [options.addable="New"] should the new-record button be displayed, and what should its label be. Use ``null`` to hide the button.
+     * @param {Boolean} [options.sortable=true] is it possible to sort the table by clicking on column headers
+     * @param {Boolean} [options.reorderable=true] is it possible to reorder list rows
+     *
+     * @borrows openerp.web.ActionExecutor#execute_action as #execute_action
+     */
+    init: function(parent, element_id, dataset, view_id, options) {
+        var self = this;
+        this._super(parent, element_id);
+        this.set_default_options(_.extend({}, this.defaults, options || {}));
+        this.dataset = dataset;
+        this.model = dataset.model;
+        this.view_id = view_id;
+        this.previous_colspan = null;
+
+        this.columns = [];
+
+        this.records = new Collection();
+
+        this.set_groups(new openerp.web.ListView.Groups(this));
+
+        if (this.dataset instanceof openerp.web.DataSetStatic) {
+            this.groups.datagroup = new openerp.web.StaticDataGroup(this.dataset);
+        } else {
+            this.groups.datagroup = new openerp.web.DataGroup(
+                this, this.model,
+                dataset.get_domain(),
+                dataset.get_context(),
+                {});
+            this.groups.datagroup.sort = this.dataset._sort;
+        }
+
+        this.page = 0;
+        this.records.bind('change', function (event, record, key) {
+            if (!_(self.aggregate_columns).chain()
+                    .pluck('name').contains(key).value()) {
+                return;
+            }
+            self.compute_aggregates();
+        });
+    },
+    /**
+     * Retrieves the view's number of records per page (|| section)
+     *
+     * options > defaults > parent.action.limit > indefinite
+     *
+     * @returns {Number|null}
+     */
+    limit: function () {
+        if (this._limit === undefined) {
+            this._limit = (this.options.limit
+                        || this.defaults.limit
+                        || (this.widget_parent.action || {}).limit
+                        || null);
+        }
+        return this._limit;
+    },
+    /**
+     * Set a custom Group construct as the root of the List View.
+     *
+     * @param {openerp.web.ListView.Groups} groups
+     */
+    set_groups: function (groups) {
+        var self = this;
+        if (this.groups) {
+            $(this.groups).unbind("selected deleted action row_link");
+            delete this.groups;
+        }
+
+        this.groups = groups;
+        $(this.groups).bind({
+            'selected': function (e, ids, records) {
+                self.do_select(ids, records);
+            },
+            'deleted': function (e, ids) {
+                self.do_delete(ids);
+            },
+            'action': function (e, action_name, id, callback) {
+                self.do_button_action(action_name, id, callback);
+            },
+            'row_link': function (e, id, dataset) {
+                self.do_activate_record(dataset.index, id, dataset);
+            }
+        });
+    },
+    /**
+     * View startup method, the default behavior is to set the ``oe-listview``
+     * class on its root element and to perform an RPC load call.
+     *
+     * @returns {$.Deferred} loading promise
+     */
+    start: function() {
+        this.$element.addClass('oe-listview');
+        return this.reload_view(null, null, true);
+    },
+    /**
+     * Called after loading the list view's description, sets up such things
+     * as the view table's columns, renders the table itself and hooks up the
+     * various table-level and row-level DOM events (action buttons, deletion
+     * buttons, selection of records, [New] button, selection of a given
+     * record, ...)
+     *
+     * Sets up the following:
+     *
+     * * Processes arch and fields to generate a complete field descriptor for each field
+     * * Create the table itself and allocate visible columns
+     * * Hook in the top-level (header) [New|Add] and [Delete] button
+     * * Sets up showing/hiding the top-level [Delete] button based on records being selected or not
+     * * Sets up event handlers for action buttons and per-row deletion button
+     * * Hooks global callback for clicking on a row
+     * * Sets up its sidebar, if any
+     *
+     * @param {Object} data wrapped fields_view_get result
+     * @param {Object} data.fields_view fields_view_get result (processed)
+     * @param {Object} data.fields_view.fields mapping of fields for the current model
+     * @param {Object} data.fields_view.arch current list view descriptor
+     * @param {Boolean} grouped Is the list view grouped
+     */
+    on_loaded: function(data, grouped) {
+        var self = this;
+        this.fields_view = data;
+        this.name = "" + this.fields_view.arch.attrs.string;
+
+        this.setup_columns(this.fields_view.fields, grouped);
+
+        this.$element.html(QWeb.render("ListView", this));
+
+        // Head hook
+        this.$element.find('.oe-list-add')
+                .click(this.do_add_record)
+                .attr('disabled', grouped && this.options.editable);
+        this.$element.find('.oe-list-delete')
+                .attr('disabled', true)
+                .click(this.do_delete_selected);
+        this.$element.find('thead').delegate('th.oe-sortable[data-id]', 'click', function (e) {
+            e.stopPropagation();
+
+            var $this = $(this);
+            self.dataset.sort($this.data('id'));
+            if ($this.find('span').length) {
+                $this.find('span').toggleClass(
+                    'ui-icon-triangle-1-s ui-icon-triangle-1-n');
+            } else {
+                $this.append('<span class="ui-icon ui-icon-triangle-1-s">')
+                     .siblings('.oe-sortable').find('span').remove();
+            }
+
+            self.reload_content();
+        });
+
+        this.$element.find('.oe-list-pager')
+            .delegate('button', 'click', function () {
+                var $this = $(this);
+                switch ($this.data('pager-action')) {
+                    case 'first':
+                        self.page = 0; break;
+                    case 'last':
+                        self.page = Math.floor(
+                            self.dataset.ids.length / self.limit());
+                        break;
+                    case 'next':
+                        self.page += 1; break;
+                    case 'previous':
+                        self.page -= 1; break;
+                }
+                self.reload_content();
+            }).find('.oe-pager-state')
+                .click(function (e) {
+                    e.stopPropagation();
+                    var $this = $(this);
+
+                    var $select = $('<select>')
+                        .appendTo($this.empty())
+                        .click(function (e) {e.stopPropagation();})
+                        .append('<option value="80">80</option>' +
+                                '<option value="100">100</option>' +
+                                '<option value="200">200</option>' +
+                                '<option value="500">500</option>' +
+                                '<option value="NaN">Unlimited</option>')
+                        .change(function () {
+                            var val = parseInt($select.val(), 10);
+                            self._limit = (isNaN(val) ? null : val);
+                            self.page = 0;
+                            self.reload_content();
+                        })
+                        .val(self._limit || 'NaN');
+                });
+        if (!this.sidebar && this.options.sidebar && this.options.sidebar_id) {
+            this.sidebar = new openerp.web.Sidebar(this, this.options.sidebar_id);
+            this.sidebar.start();
+            this.sidebar.add_toolbar(this.fields_view.toolbar);
+            this.set_common_sidebar_sections(this.sidebar);
+        }
+    },
+    /**
+     * Configures the ListView pager based on the provided dataset's information
+     *
+     * Horrifying side-effect: sets the dataset's data on this.dataset?
+     *
+     * @param {openerp.web.DataSet} dataset
+     */
+    configure_pager: function (dataset) {
+        this.dataset.ids = dataset.ids;
+
+        var limit = this.limit(),
+            total = dataset.ids.length,
+            first = (this.page * limit),
+            last;
+        if (!limit || (total - first) < limit) {
+            last = total;
+        } else {
+            last = first + limit;
+        }
+        this.$element.find('span.oe-pager-state').empty().text(_.sprintf(
+            "[%d to %d] of %d", first + 1, last, total));
+
+        this.$element
+            .find('button[data-pager-action=first], button[data-pager-action=previous]')
+                .attr('disabled', this.page === 0)
+            .end()
+            .find('button[data-pager-action=last], button[data-pager-action=next]')
+                .attr('disabled', last === total);
+    },
+    /**
+     * Sets up the listview's columns: merges view and fields data, move
+     * grouped-by columns to the front of the columns list and make them all
+     * visible.
+     *
+     * @param {Object} fields fields_view_get's fields section
+     * @param {Boolean} [grouped] Should the grouping columns (group and count) be displayed
+     */
+    setup_columns: function (fields, grouped) {
+        var domain_computer = openerp.web.form.compute_domain;
+
+        var noop = function () { return {}; };
+        var field_to_column = function (field) {
+            var name = field.attrs.name;
+            var column = _.extend({id: name, tag: field.tag},
+                    field.attrs, fields[name]);
+            // modifiers computer
+            if (column.modifiers) {
+                var modifiers = JSON.parse(column.modifiers);
+                column.modifiers_for = function (fields) {
+                    if (!modifiers.invisible) {
+                        return {};
+                    }
+                    return {
+                        'invisible': domain_computer(modifiers.invisible, fields)
+                    };
+                };
+                if (modifiers['tree_invisible']) {
+                    column.invisible = '1';
+                }
+            } else {
+                column.modifiers_for = noop;
+            }
+            return column;
+        };
+
+        this.columns.splice(0, this.columns.length);
+        this.columns.push.apply(
+                this.columns,
+                _(this.fields_view.arch.children).map(field_to_column));
+        if (grouped) {
+            this.columns.unshift({
+                id: '_group', tag: '', string: "Group", meta: true,
+                modifiers_for: function () { return {}; }
+            }, {
+                id: '_count', tag: '', string: '#', meta: true,
+                modifiers_for: function () { return {}; }
+            });
+        }
+
+        this.visible_columns = _.filter(this.columns, function (column) {
+            return column.invisible !== '1';
+        });
+
+        this.aggregate_columns = _(this.visible_columns)
+            .map(function (column) {
+                if (column.type !== 'integer' && column.type !== 'float') {
+                    return {};
+                }
+                var aggregation_func = column['group_operator'] || 'sum';
+
+                return _.extend({}, column, {
+                    'function': aggregation_func,
+                    label: column[aggregation_func]
+                });
+            });
+    },
+    /**
+     * Used to handle a click on a table row, if no other handler caught the
+     * event.
+     *
+     * The default implementation asks the list view's view manager to switch
+     * to a different view (by calling
+     * :js:func:`~openerp.web.ViewManager.on_mode_switch`), using the
+     * provided record index (within the current list view's dataset).
+     *
+     * If the index is null, ``switch_to_record`` asks for the creation of a
+     * new record.
+     *
+     * @param {Number|void} index the record index (in the current dataset) to switch to
+     * @param {String} [view="form"] the view type to switch to
+     */
+    select_record:function (index, view) {
+        view = view || 'form';
+        this.dataset.index = index;
+        _.delay(_.bind(function () {
+            this.do_switch_view(view);
+        }, this));
+    },
+    do_show: function () {
+        this.$element.show();
+        if (this.sidebar) {
+            this.sidebar.$element.show();
+        }
+        if (!_(this.dataset.ids).isEmpty()) {
+            this.reload_content();
+        }
+    },
+    do_hide: function () {
+        this.$element.hide();
+        if (this.sidebar) {
+            this.sidebar.$element.hide();
+        }
+    },
+    /**
+     * Reloads the list view based on the current settings (dataset & al)
+     *
+     * @param {Boolean} [grouped] Should the list be displayed grouped
+     * @param {Object} [context] context to send the server while loading the view
+     */
+    reload_view: function (grouped, context, initial) {
+        var self = this;
+        var callback = function (field_view_get) {
+            self.on_loaded(field_view_get, grouped);
+        };
+        if (this.embedded_view) {
+            return $.Deferred().then(callback).resolve(this.embedded_view);
+        } else {
+            return this.rpc('/web/listview/load', {
+                model: this.model,
+                view_id: this.view_id,
+                view_type: "tree",
+                context: this.dataset.get_context(context),
+                toolbar: this.options.sidebar
+            }, callback);
+        }
+    },
+    /**
+     * re-renders the content of the list view
+     */
+    reload_content: function () {
+        var self = this;
+        this.records.reset();
+        this.$element.find('.oe-listview-content').append(
+            this.groups.render(function () {
+                if (self.dataset.index == null) {
+                    var has_one = false;
+                    self.records.each(function () { has_one = true; });
+                    if (has_one) {
+                        self.dataset.index = 0;
+                    }
+                }
+                self.compute_aggregates();
+            }));
+    },
+    /**
+     * Event handler for a search, asks for the computation/folding of domains
+     * and contexts (and group-by), then reloads the view's content.
+     *
+     * @param {Array} domains a sequence of literal and non-literal domains
+     * @param {Array} contexts a sequence of literal and non-literal contexts
+     * @param {Array} groupbys a sequence of literal and non-literal group-by contexts
+     * @returns {$.Deferred} fold request evaluation promise
+     */
+    do_search: function (domains, contexts, groupbys) {
+        return this.rpc('/web/session/eval_domain_and_context', {
+            domains: [this.dataset.get_domain()].concat(domains),
+            contexts: [this.dataset.get_context()].concat(contexts),
+            group_by_seq: groupbys
+        }, $.proxy(this, 'do_actual_search'));
+    },
+    /**
+     * Handler for the result of eval_domain_and_context, actually perform the
+     * searching
+     *
+     * @param {Object} results results of evaluating domain and process for a search
+     */
+    do_actual_search: function (results) {
+        this.groups.datagroup = new openerp.web.DataGroup(
+            this, this.model,
+            results.domain,
+            results.context,
+            results.group_by);
+        this.groups.datagroup.sort = this.dataset._sort;
+
+        if (_.isEmpty(results.group_by) && !results.context['group_by_no_leaf']) {
+            results.group_by = null;
+        }
+
+        this.reload_view(!!results.group_by, results.context).then(
+            $.proxy(this, 'reload_content'));
+    },
+    /**
+     * Handles the signal to delete lines from the records list
+     *
+     * @param {Array} ids the ids of the records to delete
+     */
+    do_delete: function (ids) {
+        if (!ids.length) {
+            return;
+        }
+        var self = this;
+        return $.when(this.dataset.unlink(ids)).then(function () {
+            _(ids).each(function (id) {
+                self.records.remove(self.records.get(id));
+            });
+            self.compute_aggregates();
+        });
+    },
+    /**
+     * Handles the signal indicating that a new record has been selected
+     *
+     * @param {Array} ids selected record ids
+     * @param {Array} records selected record values
+     */
+    do_select: function (ids, records) {
+        this.$element.find('.oe-list-delete')
+            .attr('disabled', !ids.length);
+
+        if (!records.length) {
+            this.compute_aggregates();
+            return;
+        }
+        this.compute_aggregates(_(records).map(function (record) {
+            return {count: 1, values: record};
+        }));
+    },
+    /**
+     * Handles action button signals on a record
+     *
+     * @param {String} name action name
+     * @param {Object} id id of the record the action should be called on
+     * @param {Function} callback should be called after the action is executed, if non-null
+     */
+    do_button_action: function (name, id, callback) {
+        var action = _.detect(this.columns, function (field) {
+            return field.name === name;
+        });
+        if (!action) { return; }
+        this.execute_action(action, this.dataset, id, callback);
+    },
+    /**
+     * Handles the activation of a record (clicking on it)
+     *
+     * @param {Number} index index of the record in the dataset
+     * @param {Object} id identifier of the activated record
+     * @param {openerp.web.DataSet} dataset dataset in which the record is available (may not be the listview's dataset in case of nested groups)
+     */
+    do_activate_record: function (index, id, dataset) {
+        var self = this;
+        // TODO is it needed ?
+        this.dataset.read_slice([],{
+                context: dataset.get_context(),
+                domain: dataset.get_domain()
+            }, function () {
+                self.select_record(index);
+        });
+    },
+    /**
+     * Handles signal for the addition of a new record (can be a creation,
+     * can be the addition from a remote source, ...)
+     *
+     * The default implementation is to switch to a new record on the form view
+     */
+    do_add_record: function () {
+        this.select_record(null);
+    },
+    /**
+     * Handles deletion of all selected lines
+     */
+    do_delete_selected: function () {
+        this.do_delete(this.groups.get_selection().ids);
+    },
+    /**
+     * Computes the aggregates for the current list view, either on the
+     * records provided or on the records of the internal
+     * :js:class:`~openerp.web.ListView.Group`, by calling
+     * :js:func:`~openerp.web.ListView.group.get_records`.
+     *
+     * Then displays the aggregates in the table through
+     * :js:method:`~openerp.web.ListView.display_aggregates`.
+     *
+     * @param {Array} [records]
+     */
+    compute_aggregates: function (records) {
+        var columns = _(this.aggregate_columns).filter(function (column) {
+            return column['function']; });
+        if (_.isEmpty(columns)) { return; }
+
+        if (_.isEmpty(records)) {
+            records = this.groups.get_records();
+        }
+
+        var count = 0, sums = {};
+        _(columns).each(function (column) {
+            switch (column['function']) {
+                case 'max':
+                    sums[column.id] = -Infinity;
+                    break;
+                case 'min':
+                    sums[column.id] = Infinity;
+                    break;
+                default:
+                    sums[column.id] = 0;
+            }
+        });
+        _(records).each(function (record) {
+            count += record.count || 1;
+            _(columns).each(function (column) {
+                var field = column.id,
+                    value = record.values[field];
+                switch (column['function']) {
+                    case 'sum':
+                        sums[field] += value;
+                        break;
+                    case 'avg':
+                        sums[field] += record.count * value;
+                        break;
+                    case 'min':
+                        if (sums[field] > value) {
+                            sums[field] = value;
+                        }
+                        break;
+                    case 'max':
+                        if (sums[field] < value) {
+                            sums[field] = value;
+                        }
+                        break;
+                }
+            });
+        });
+
+        var aggregates = {};
+        _(columns).each(function (column) {
+            var field = column.id;
+            switch (column['function']) {
+                case 'avg':
+                    aggregates[field] = {value: sums[field] / count};
+                    break;
+                default:
+                    aggregates[field] = {value: sums[field]};
+            }
+        });
+
+        this.display_aggregates(aggregates);
+    },
+    display_aggregates: function (aggregation) {
+        var $footer_cells = this.$element.find('.oe-list-footer');
+        _(this.aggregate_columns).each(function (column) {
+            if (!column['function']) {
+                return;
+            }
+
+            $footer_cells.filter(_.sprintf('[data-field=%s]', column.id))
+                .html(openerp.web.format_cell(aggregation, column));
+        });
+    },
+    get_selected_ids: function() {
+        var ids = this.groups.get_selection().ids;
+        return ids;
+    },
+    /**
+     * Adds padding columns at the start or end of all table rows (including
+     * field names row)
+     *
+     * @param {Number} count number of columns to add
+     * @param {Object} options
+     * @param {"before"|"after"} [position="after"] insertion position for the new columns
+     * @param {Object} [except] content row to not pad
+     */
+    pad_columns: function (count, options) {
+        options = options || {};
+        // padding for action/pager header
+        var $first_header = this.$element.find('thead tr:first th');
+        var colspan = $first_header.attr('colspan');
+        if (colspan) {
+            if (!this.previous_colspan) {
+                this.previous_colspan = colspan;
+            }
+            $first_header.attr('colspan', parseInt(colspan, 10) + count);
+        }
+        // Padding for column titles, footer and data rows
+        var $rows = this.$element
+                .find('.oe-listview-header-columns, tr:not(thead tr)')
+                .not(options['except']);
+        var newcols = new Array(count+1).join('<td class="oe-listview-padding"></td>');
+        if (options.position === 'before') {
+            $rows.prepend(newcols);
+        } else {
+            $rows.append(newcols);
+        }
+    },
+    /**
+     * Removes all padding columns of the table
+     */
+    unpad_columns: function () {
+        this.$element.find('.oe-listview-padding').remove();
+        if (this.previous_colspan) {
+            this.$element
+                    .find('thead tr:first th')
+                    .attr('colspan', this.previous_colspan);
+            this.previous_colspan = null;
+        }
+    }
+});
+openerp.web.ListView.List = openerp.web.Class.extend( /** @lends openerp.web.ListView.List# */{
+    /**
+     * List display for the ListView, handles basic DOM events and transforms
+     * them in the relevant higher-level events, to which the list view (or
+     * other consumers) can subscribe.
+     *
+     * Events on this object are registered via jQuery.
+     *
+     * Available events:
+     *
+     * `selected`
+     *   Triggered when a row is selected (using check boxes), provides an
+     *   array of ids of all the selected records.
+     * `deleted`
+     *   Triggered when deletion buttons are hit, provide an array of ids of
+     *   all the records being marked for suppression.
+     * `action`
+     *   Triggered when an action button is clicked, provides two parameters:
+     *
+     *   * The name of the action to execute (as a string)
+     *   * The id of the record to execute the action on
+     * `row_link`
+     *   Triggered when a row of the table is clicked, provides the index (in
+     *   the rows array) and id of the selected record to the handle function.
+     *
+     * @constructs openerp.web.ListView.List
+     * @extends openerp.web.Class
+     * 
+     * @param {Object} opts display options, identical to those of :js:class:`openerp.web.ListView`
+     */
+    init: function (group, opts) {
+        var self = this;
+        this.group = group;
+        this.view = group.view;
+        this.session = this.view.session;
+
+        this.options = opts.options;
+        this.columns = opts.columns;
+        this.dataset = opts.dataset;
+        this.records = opts.records;
+
+        this.record_callbacks = {
+            'remove': function (event, record) {
+                var $row = self.$current.find(
+                        '[data-id=' + record.get('id') + ']');
+                var index = $row.data('index');
+                $row.remove();
+                self.refresh_zebra(index);
+            },
+            'reset': $.proxy(this, 'on_records_reset'),
+            'change': function (event, record) {
+                var $row = self.$current.find('[data-id=' + record.get('id') + ']');
+                $row.replaceWith(self.render_record(record));
+            },
+            'add': function (ev, records, record, index) {
+                var $new_row = $('<tr>').attr({
+                    'data-id': record.get('id')
+                });
+
+                if (index === 0) {
+                    $new_row.prependTo(self.$current);
+                } else {
+                    var previous_record = records.at(index-1),
+                        $previous_sibling = self.$current.find(
+                                '[data-id=' + previous_record.get('id') + ']');
+                    $new_row.insertAfter($previous_sibling);
+                }
+
+                self.refresh_zebra(index, 1);
+            }
+        };
+        _(this.record_callbacks).each(function (callback, event) {
+            this.records.bind(event, callback);
+        }, this);
+
+        this.$_element = $('<tbody class="ui-widget-content">')
+            .appendTo(document.body)
+            .delegate('th.oe-record-selector', 'click', function (e) {
+                e.stopPropagation();
+                var selection = self.get_selection();
+                $(self).trigger(
+                        'selected', [selection.ids, selection.records]);
+            })
+            .delegate('td.oe-record-delete button', 'click', function (e) {
+                e.stopPropagation();
+                var $row = $(e.target).closest('tr');
+                $(self).trigger('deleted', [[self.row_id($row)]]);
+            })
+            .delegate('td.oe-field-cell button', 'click', function (e) {
+                e.stopPropagation();
+                var $target = $(e.currentTarget),
+                      field = $target.closest('td').data('field'),
+                       $row = $target.closest('tr'),
+                  record_id = self.row_id($row);
+
+                $(self).trigger('action', [field, record_id, function () {
+                    return self.reload_record(self.records.get(record_id));
+                }]);
+            })
+            .delegate('tr', 'click', function (e) {
+                e.stopPropagation();
+                self.dataset.index = self.records.indexOf(
+                    self.records.get(
+                        self.row_id(e.currentTarget)));
+                self.row_clicked(e);
+            });
+    },
+    row_clicked: function () {
+        $(this).trigger(
+            'row_link',
+            [this.records.at(this.dataset.index).get('id'),
+             this.dataset]);
+    },
+    render: function () {
+        if (this.$current) {
+            this.$current.remove();
+        }
+        this.$current = this.$_element.clone(true);
+        this.$current.empty().append(
+            QWeb.render('ListView.rows', _.extend({
+                render_cell: openerp.web.format_cell}, this)));
+    },
+    /**
+     * Gets the ids of all currently selected records, if any
+     * @returns {Object} object with the keys ``ids`` and ``records``, holding respectively the ids of all selected records and the records themselves.
+     */
+    get_selection: function () {
+        if (!this.options.selectable) {
+            return [];
+        }
+        var records = this.records;
+        var result = {ids: [], records: []};
+        this.$current.find('th.oe-record-selector input:checked')
+                .closest('tr').each(function () {
+            var record = records.get($(this).data('id'));
+            result.ids.push(record.get('id'));
+            result.records.push(record.attributes);
+        });
+        return result;
+    },
+    /**
+     * Returns the identifier of the object displayed in the provided table
+     * row
+     *
+     * @param {Object} row the selected table row
+     * @returns {Number|String} the identifier of the row's object
+     */
+    row_id: function (row) {
+        return $(row).data('id');
+    },
+    /**
+     * Death signal, cleans up list display
+     */
+    on_records_reset: function () {
+        _(this.record_callbacks).each(function (callback, event) {
+            this.records.unbind(event, callback);
+        }, this);
+        if (!this.$current) { return; }
+        this.$current.remove();
+        this.$current = null;
+        this.$_element.remove();
+    },
+    get_records: function () {
+        return this.records.map(function (record) {
+            return {count: 1, values: record.attributes};
+        });
+    },
+    /**
+     * Reloads the provided record by re-reading its content from the server.
+     *
+     * @param {Record} record
+     * @returns {$.Deferred} promise to the finalization of the reloading
+     */
+    reload_record: function (record) {
+        return this.dataset.read_ids(
+            [record.get('id')],
+            _.pluck(_(this.columns).filter(function (r) {
+                    return r.tag === 'field';
+                }), 'name'),
+            function (records) {
+                _(records[0]).each(function (value, key) {
+                    record.set(key, value, {silent: true});
+                });
+                record.trigger('change', record);
+            }
+        );
+    },
+    /**
+     * Renders a list record to HTML
+     *
+     * @param {Record} record index of the record to render in ``this.rows``
+     * @returns {String} QWeb rendering of the selected record
+     */
+    render_record: function (record) {
+        var index = this.records.indexOf(record);
+        return QWeb.render('ListView.row', {
+            columns: this.columns,
+            options: this.options,
+            record: record,
+            row_parity: (index % 2 === 0) ? 'even' : 'odd',
+            render_cell: openerp.web.format_cell
+        });
+    },
+    /**
+     * Fixes fixes the even/odd classes
+     *
+     * @param {Number} [from_index] index from which to resequence
+     * @param {Number} [offset = 0] selection offset for DOM, in case there are rows to ignore in the table
+     */
+    refresh_zebra: function (from_index, offset) {
+        offset = offset || 0;
+        from_index = from_index || 0;
+        var dom_offset = offset + from_index;
+        var sel = dom_offset ? ':gt(' + (dom_offset - 1) + ')' : null;
+        this.$current.children(sel).each(function (i, e) {
+            var index = from_index + i;
+            // reset record-index accelerators on rows and even/odd
+            var even = index%2 === 0;
+            $(e).toggleClass('even', even)
+                .toggleClass('odd', !even);
+        });
+    }
+});
+openerp.web.ListView.Groups = openerp.web.Class.extend( /** @lends openerp.web.ListView.Groups# */{
+    passtrough_events: 'action deleted row_link',
+    /**
+     * Grouped display for the ListView. Handles basic DOM events and interacts
+     * with the :js:class:`~openerp.web.DataGroup` bound to it.
+     *
+     * Provides events similar to those of
+     * :js:class:`~openerp.web.ListView.List`
+     *
+     * @constructs openerp.web.ListView.Groups
+     * @extends openerp.web.Class
+     *
+     * @param {openerp.web.ListView} view
+     * @param {Object} [options]
+     * @param {Collection} [options.records]
+     * @param {Object} [options.options]
+     * @param {Array} [options.columns]
+     */
+    init: function (view, options) {
+        options = options || {};
+        this.view = view;
+        this.records = options.records || view.records;
+        this.options = options.options || view.options;
+        this.columns = options.columns || view.columns;
+        this.datagroup = null;
+
+        this.$row = null;
+        this.children = {};
+
+        this.page = 0;
+
+        this.records.bind('reset', $.proxy(this, 'on_records_reset'));
+    },
+    make_fragment: function () {
+        return document.createDocumentFragment();
+    },
+    /**
+     * Returns a DOM node after which a new tbody can be inserted, so that it
+     * follows the provided row.
+     *
+     * Necessary to insert the result of a new group or list view within an
+     * existing groups render, without losing track of the groups's own
+     * elements
+     *
+     * @param {HTMLTableRowElement} row the row after which the caller wants to insert a body
+     * @returns {HTMLTableSectionElement} element after which a tbody can be inserted
+     */
+    point_insertion: function (row) {
+        var $row = $(row);
+        var red_letter_tboday = $row.closest('tbody')[0];
+
+        var $next_siblings = $row.nextAll();
+        if ($next_siblings.length) {
+            var $root_kanal = $('<tbody>').insertAfter(red_letter_tboday);
+
+            $root_kanal.append($next_siblings);
+            this.elements.splice(
+                _.indexOf(this.elements, red_letter_tboday),
+                0,
+                $root_kanal[0]);
+        }
+        return red_letter_tboday;
+    },
+    make_paginator: function () {
+        var self = this;
+        var $prev = $('<button type="button" data-pager-action="previous">&lt;</button>')
+            .click(function (e) {
+                e.stopPropagation();
+                self.page -= 1;
+
+                self.$row.closest('tbody').next()
+                    .replaceWith(self.render());
+            });
+        var $next = $('<button type="button" data-pager-action="next">&gt;</button>')
+            .click(function (e) {
+                e.stopPropagation();
+                self.page += 1;
+
+                self.$row.closest('tbody').next()
+                    .replaceWith(self.render());
+            });
+        this.$row.children().last()
+            .append($prev)
+            .append('<span class="oe-pager-state"></span>')
+            .append($next);
+    },
+    open: function (point_insertion) {
+        this.render().insertAfter(point_insertion);
+        this.make_paginator();
+    },
+    close: function () {
+        this.$row.children().last().empty();
+        this.records.reset();
+    },
+    /**
+     * Prefixes ``$node`` with floated spaces in order to indent it relative
+     * to its own left margin/baseline
+     *
+     * @param {jQuery} $node jQuery object to indent
+     * @param {Number} level current nesting level, >= 1
+     * @returns {jQuery} the indentation node created
+     */
+    indent: function ($node, level) {
+        return $('<span>')
+                .css({'float': 'left', 'white-space': 'pre'})
+                .text(new Array(level).join('   '))
+                .prependTo($node);
+    },
+    render_groups: function (datagroups) {
+        var self = this;
+        var placeholder = this.make_fragment();
+        _(datagroups).each(function (group) {
+            if (self.children[group.value]) {
+                self.records.proxy(group.value).reset();
+                delete self.children[group.value];
+            }
+            var child = self.children[group.value] = new openerp.web.ListView.Groups(self.view, {
+                records: self.records.proxy(group.value),
+                options: self.options,
+                columns: self.columns
+            });
+            self.bind_child_events(child);
+            child.datagroup = group;
+
+            var $row = child.$row = $('<tr>');
+            if (group.openable) {
+                $row.click(function (e) {
+                    if (!$row.data('open')) {
+                        $row.data('open', true)
+                            .find('span.ui-icon')
+                                .removeClass('ui-icon-triangle-1-e')
+                                .addClass('ui-icon-triangle-1-s');
+                        child.open(self.point_insertion(e.currentTarget));
+                    } else {
+                        $row.removeData('open')
+                            .find('span.ui-icon')
+                                .removeClass('ui-icon-triangle-1-s')
+                                .addClass('ui-icon-triangle-1-e');
+                        child.close();
+                    }
+                });
+            }
+            placeholder.appendChild($row[0]);
+
+            var $group_column = $('<th class="oe-group-name">').appendTo($row);
+            // Don't fill this if group_by_no_leaf but no group_by
+            if (group.grouped_on) {
+                var row_data = {};
+                row_data[group.grouped_on] = group;
+                var group_column = _(self.columns).detect(function (column) {
+                    return column.id === group.grouped_on; });
+                $group_column.html(openerp.web.format_cell(
+                    row_data, group_column, "Undefined"
+                ));
+                if (group.openable) {
+                    // Make openable if not terminal group & group_by_no_leaf
+                    $group_column
+                        .prepend('<span class="ui-icon ui-icon-triangle-1-e" style="float: left;">');
+                }
+            }
+            self.indent($group_column, group.level);
+            // count column
+            $('<td>').text(group.length).appendTo($row);
+
+            if (self.options.selectable) {
+                $row.append('<td>');
+            }
+            _(self.columns).chain()
+                .filter(function (column) {return !column.invisible;})
+                .each(function (column) {
+                    if (column.meta) {
+                        // do not do anything
+                    } else if (column.id in group.aggregates) {
+                        var value = group.aggregates[column.id];
+                        var format;
+                        if (column.type === 'integer') {
+                            format = "%.0f";
+                        } else if (column.type === 'float') {
+                            format = "%.2f";
+                        }
+                        $('<td>')
+                            .text(_.sprintf(format, value))
+                            .appendTo($row);
+                    } else {
+                        $row.append('<td>');
+                    }
+                });
+            if (self.options.deletable) {
+                $row.append('<td class="oe-group-pagination">');
+            }
+        });
+        return placeholder;
+    },
+    bind_child_events: function (child) {
+        var $this = $(this),
+             self = this;
+        $(child).bind('selected', function (e) {
+            // can have selections spanning multiple links
+            var selection = self.get_selection();
+            $this.trigger(e, [selection.ids, selection.records]);
+        }).bind(this.passtrough_events, function (e) {
+            // additional positional parameters are provided to trigger as an
+            // Array, following the event type or event object, but are
+            // provided to the .bind event handler as *args.
+            // Convert our *args back into an Array in order to trigger them
+            // on the group itself, so it can ultimately be forwarded wherever
+            // it's supposed to go.
+            var args = Array.prototype.slice.call(arguments, 1);
+            $this.trigger.call($this, e, args);
+        });
+    },
+    render_dataset: function (dataset) {
+        var self = this,
+            list = new openerp.web.ListView.List(this, {
+                options: this.options,
+                columns: this.columns,
+                dataset: dataset,
+                records: this.records
+            });
+        this.bind_child_events(list);
+
+        var view = this.view,
+           limit = view.limit(),
+               d = new $.Deferred(),
+            page = this.datagroup.openable ? this.page : view.page;
+
+        var fields = _.pluck(_.select(this.columns, function(x) {return x.tag == "field"}), 'name');
+        var options = { offset: page * limit, limit: limit };
+        dataset.read_slice(fields, options , function (records) {
+            if (!self.datagroup.openable) {
+                view.configure_pager(dataset);
+            } else {
+                var pages = Math.ceil(dataset.ids.length / limit);
+                self.$row
+                    .find('.oe-pager-state')
+                        .text(_.sprintf('%d/%d', page + 1, pages))
+                    .end()
+                    .find('button[data-pager-action=previous]')
+                        .attr('disabled', page === 0)
+                    .end()
+                    .find('button[data-pager-action=next]')
+                        .attr('disabled', page === pages - 1);
+            }
+
+            self.records.add(records, {silent: true});
+            list.render();
+            d.resolve(list);
+        });
+        return d.promise();
+    },
+    setup_resequence_rows: function (list, dataset) {
+        // drag and drop enabled if list is not sorted and there is a
+        // "sequence" column in the view.
+        if ((dataset.sort && dataset.sort())
+            || !_(this.columns).any(function (column) {
+                    return column.name === 'sequence'; })) {
+            return;
+        }
+        // ondrop, move relevant record & fix sequences
+        list.$current.sortable({
+            stop: function (event, ui) {
+                var to_move = list.records.get(ui.item.data('id')),
+                    target_id = ui.item.prev().data('id');
+
+                list.records.remove(to_move);
+                var to = target_id ? list.records.indexOf(list.records.get(target_id)) : 0;
+                list.records.add(to_move, { at: to });
+
+                // resequencing time!
+                var record, index = to,
+                    // if drag to 1st row (to = 0), start sequencing from 0
+                    // (exclusive lower bound)
+                    seq = to ? list.records.at(to - 1).get('sequence') : 0;
+                while (++seq, record = list.records.at(index++)) {
+                    // write are independent from one another, so we can just
+                    // launch them all at the same time and we don't really
+                    // give a fig about when they're done
+                    dataset.write(record.get('id'), {sequence: seq});
+                    record.set('sequence', seq);
+                }
+
+                list.refresh_zebra();
+            }
+        });
+    },
+    render: function (post_render) {
+        var self = this;
+        var $element = $('<tbody>');
+        this.elements = [$element[0]];
+
+        this.datagroup.list(
+            _(this.view.visible_columns).chain()
+                .filter(function (column) { return column.tag === 'field' })
+                .pluck('name').value(),
+            function (groups) {
+                $element[0].appendChild(
+                    self.render_groups(groups));
+                if (post_render) { post_render(); }
+            }, function (dataset) {
+                self.render_dataset(dataset).then(function (list) {
+                    self.children[null] = list;
+                    self.elements =
+                        [list.$current.replaceAll($element)[0]];
+                    self.setup_resequence_rows(list, dataset);
+                    if (post_render) { post_render(); }
+                });
+            });
+        return $element;
+    },
+    /**
+     * Returns the ids of all selected records for this group, and the records
+     * themselves
+     */
+    get_selection: function () {
+        var ids = [], records = [];
+
+        _(this.children)
+            .each(function (child) {
+                var selection = child.get_selection();
+                ids.push.apply(ids, selection.ids);
+                records.push.apply(records, selection.records);
+            });
+
+        return {ids: ids, records: records};
+    },
+    on_records_reset: function () {
+        this.children = {};
+        $(this.elements).remove();
+    },
+    get_records: function () {
+        if (_(this.children).isEmpty()) {
+            return {
+                count: this.datagroup.length,
+                values: this.datagroup.aggregates
+            }
+        }
+        return _(this.children).chain()
+            .map(function (child) {
+                return child.get_records();
+            }).flatten().value();
+    }
+});
+
+/**
+ * @mixin Events
+ */
+var Events = /** @lends Events# */{
+    /**
+     * @param {String} event event to listen to on the current object, null for all events
+     * @param {Function} handler event handler to bind to the relevant event
+     * @returns this
+     */
+    bind: function (event, handler) {
+        var calls = this['_callbacks'] || (this._callbacks = {});
+
+        if (event in calls) {
+            calls[event].push(handler);
+        } else {
+            calls[event] = [handler];
+        }
+        return this;
+    },
+    /**
+     * @param {String} event event to unbind on the current object
+     * @param {function} [handler] specific event handler to remove (otherwise unbind all handlers for the event)
+     * @returns this
+     */
+    unbind: function (event, handler) {
+        var calls = this._callbacks || {};
+        if (!(event in calls)) { return this; }
+        if (!handler) {
+            delete calls[event];
+        } else {
+            var handlers = calls[event];
+            handlers.splice(
+                _(handlers).indexOf(handler),
+                1);
+        }
+        return this;
+    },
+    /**
+     * @param {String} event
+     * @returns this
+     */
+    trigger: function (event) {
+        var calls;
+        if (!(calls = this._callbacks)) { return this; }
+        var callbacks = (calls[event] || []).concat(calls[null] || []);
+        for(var i=0, length=callbacks.length; i<length; ++i) {
+            callbacks[i].apply(this, arguments);
+        }
+        return this;
+    }
+};
+var Record = openerp.web.Class.extend(/** @lends Record# */{
+    /**
+     * @constructs Record
+     * @extends openerp.web.Class
+     * 
+     * @mixes Events
+     * @param {Object} [data]
+     */
+    init: function (data) {
+        this.attributes = data || {};
+    },
+    /**
+     * @param {String} key
+     * @returns {Object}
+     */
+    get: function (key) {
+        return this.attributes[key];
+    },
+    /**
+     * @param key
+     * @param value
+     * @param {Object} [options]
+     * @param {Boolean} [options.silent=false]
+     * @returns {Record}
+     */
+    set: function (key, value, options) {
+        options = options || {};
+        var old_value = this.attributes[key];
+        if (old_value === value) {
+            return this;
+        }
+        this.attributes[key] = value;
+        if (!options.silent) {
+            this.trigger('change:' + key, this, value, old_value);
+            this.trigger('change', this, key, value, old_value);
+        }
+        return this;
+    },
+    /**
+     * Converts the current record to the format expected by form views:
+     *
+     * .. code-block:: javascript
+     *
+     *    data: {
+     *         $fieldname: {
+     *             value: $value
+     *         }
+     *     }
+     *
+     *
+     * @returns {Object} record displayable in a form view
+     */
+    toForm: function () {
+        var form_data = {};
+        _(this.attributes).each(function (value, key) {
+            form_data[key] = {value: value};
+        });
+
+        return {data: form_data};
+    }
+});
+Record.include(Events);
+var Collection = openerp.web.Class.extend(/** @lends Collection# */{
+    /**
+     * Smarter collections, with events, very strongly inspired by Backbone's.
+     *
+     * Using a "dumb" array of records makes synchronization between the
+     * various serious 
+     *
+     * @constructs Collection
+     * @extends openerp.web.Class
+     * 
+     * @mixes Events
+     * @param {Array} [records] records to initialize the collection with
+     * @param {Object} [options]
+     */
+    init: function (records, options) {
+        options = options || {};
+        _.bindAll(this, '_onRecordEvent');
+        this.length = 0;
+        this.records = [];
+        this._byId = {};
+        this._proxies = {};
+        this._key = options.key;
+        this._parent = options.parent;
+
+        if (records) {
+            this.add(records);
+        }
+    },
+    /**
+     * @param {Object|Array} record
+     * @param {Object} [options]
+     * @param {Number} [options.at]
+     * @param {Boolean} [options.silent=false]
+     * @returns this
+     */
+    add: function (record, options) {
+        options = options || {};
+        var records = record instanceof Array ? record : [record];
+
+        for(var i=0, length=records.length; i<length; ++i) {
+            var instance = (records[i] instanceof Record) ? records[i] : new Record(records[i]);
+            instance.bind(null, this._onRecordEvent);
+            this._byId[instance.get('id')] = instance;
+            if (options.at == undefined) {
+                this.records.push(instance);
+                if (!options.silent) {
+                    this.trigger('add', this, instance, this.records.length-1);
+                }
+            } else {
+                var insertion_index = options.at + i;
+                this.records.splice(insertion_index, 0, instance);
+                if (!options.silent) {
+                    this.trigger('add', this, instance, insertion_index);
+                }
+            }
+            this.length++;
+        }
+        return this;
+    },
+
+    /**
+     * Get a record by its index in the collection, can also take a group if
+     * the collection is not degenerate
+     *
+     * @param {Number} index
+     * @param {String} [group]
+     * @returns {Record|undefined}
+     */
+    at: function (index, group) {
+        if (group) {
+            var groups = group.split('.');
+            return this._proxies[groups[0]].at(index, groups.join('.'));
+        }
+        return this.records[index];
+    },
+    /**
+     * Get a record by its database id
+     *
+     * @param {Number} id
+     * @returns {Record|undefined}
+     */
+    get: function (id) {
+        if (!_(this._proxies).isEmpty()) {
+            var record = null;
+            _(this._proxies).detect(function (proxy) {
+                return record = proxy.get(id);
+            });
+            return record;
+        }
+        return this._byId[id];
+    },
+    /**
+     * Builds a proxy (insert/retrieve) to a subtree of the collection, by
+     * the subtree's group
+     *
+     * @param {String} section group path section
+     * @returns {Collection}
+     */
+    proxy: function (section) {
+        return this._proxies[section] = new Collection(null, {
+            parent: this,
+            key: section
+        }).bind(null, this._onRecordEvent);
+    },
+    /**
+     * @param {Array} [records]
+     * @returns this
+     */
+    reset: function (records) {
+        _(this._proxies).each(function (proxy) {
+            proxy.reset();
+        });
+        this._proxies = {};
+        this.length = 0;
+        this.records = [];
+        this._byId = {};
+        if (records) {
+            this.add(records);
+        }
+        this.trigger('reset', this);
+        return this;
+    },
+    /**
+     * Removes the provided record from the collection
+     *
+     * @param {Record} record
+     * @returns this
+     */
+    remove: function (record) {
+        var self = this;
+        var index = _(this.records).indexOf(record);
+        if (index === -1) {
+            _(this._proxies).each(function (proxy) {
+                proxy.remove(record);
+            });
+            return this;
+        }
+
+        this.records.splice(index, 1);
+        delete this._byId[record.get('id')];
+        this.length--;
+        this.trigger('remove', record, this);
+        return this;
+    },
+
+    _onRecordEvent: function (event, record, options) {
+        // don't propagate reset events
+        if (event === 'reset') { return; }
+        this.trigger.apply(this, arguments);
+    },
+
+    // underscore-type methods
+    each: function (callback) {
+        for(var section in this._proxies) {
+            if (this._proxies.hasOwnProperty(section)) {
+                this._proxies[section].each(callback);
+            }
+        }
+        for(var i=0; i<this.length; ++i) {
+            callback(this.records[i]);
+        }
+    },
+    map: function (callback) {
+        var results = [];
+        this.each(function (record) {
+            results.push(callback(record));
+        });
+        return results;
+    },
+    pluck: function (fieldname) {
+        return this.map(function (record) {
+            return record.get(fieldname);
+        });
+    },
+    indexOf: function (record) {
+        return _(this.records).indexOf(record);
+    }
+});
+Collection.include(Events);
+openerp.web.list = {
+    Events: Events,
+    Record: Record,
+    Collection: Collection
+}
+};
+// vim:et fdc=0 fdl=0 foldnestmax=3 fdm=syntax: