+ };
+
+ // Returns the HTML of a subwidget of the specified type. It gets
+ // the same attributes at the parent widget that invokes this
+ // function, except where overrides are passed in. If defaults are
+ // also provided, then these are used when the parent widget
+ // provides no values.
+ that.subwidget = function(type, overrides, defaults) {
+ var attrs = { _team: team.name() };
+
+ // Copy locally-set properties from the parent widget
+ for (var name in this.config) {
+ if (this.config.hasOwnProperty(name)) {
+ attrs[name] = this.config[name];
+ this.info(this + " copied property " + name + "='" + attrs[name] + "' to " + type + " subwidget");
+ }
+ }
+
+ for (var name in overrides) {
+ this.info(this + " overrode property " + name + "='" + overrides[name] + "' (was '" + attrs[name] + "') for " + type + " subwidget");
+ attrs[name] = overrides[name];
+ }
+
+ if (defaults) {
+ for (var name in defaults) {
+ if (!attrs[name]) {
+ attrs[name] = defaults[name];
+ this.info(this + " fell back to default property " + name + "='" + attrs[name] + "' for " + type + " subwidget");
+ }
+ }
+ }
+
+ var s = [];
+ s.push('<div class="mkws', type, ' mkws-team-', attrs._team, '"');
+ for (var name in attrs) {
+ if (name !== '_team')
+ s.push(' ', name, '="', attrs[name], '"');
+ }
+ s.push('></div>');
+ return s.join('');
+ };
+
+ function expandValue(val) {
+ if (val.match(/^!param!/)) {
+ var param = val.replace(/^!param!/, '');
+ var optional = param.match(/^\?/);
+ if (optional) {
+ param = param.replace(/^\?/, '');
+ }
+ val = mkws.getParameterByName(param);
+ that.info("obtained val '" + val + "' from param '" + param + "'");
+ if (!val && !optional) {
+ alert("This page has a MasterKey widget that needs a val specified by the '" + param + "' parameter");
+ }
+ } else if (val.match(/^!path!/)) {
+ var index = val.replace(/^!path!/, '');
+ var path = window.location.pathname.split('/');
+ val = path[path.length - index];
+ that.info("obtained val '" + val + "' from path-component '" + index + "'");
+ if (!val) {
+ alert("This page has a MasterKey widget that needs a val specified by the path-component " + index);
+ }
+ } else if (val.match(/^!var!/)) {
+ var name = val.replace(/^!var!/, '');
+ val = window[name]; // It's ridiculous that this works
+ that.info("obtained val '" + val + "' from variable '" + name + "'");
+ if (!val) {
+ alert("This page has a MasterKey widget that needs a val specified by the '" + name + "' variable");
+ }
+ }
+ return val;
+ };
+
+ // Utility function for use by all widgets that can invoke autosearch.
+ that.autosearch = function() {
+ var that = this;
+ var query = this.config.autosearch;
+ if (query) {
+ // Should do this more elegantly with message passing
+ var widget = this.team.widget('query');
+ if (widget) { widget.node.val(query); }
+
+ this.team.queue("ready").subscribe(function() {
+ // Postpone search until the team is ready: configuration
+ // items are not yet set for Record subclass widgets that fill
+ // them in in the subclass, as widget.autosearch is called in
+ // the superclass, before the subclass fiddles with the
+ // configuration.
+ that.team.newSearch(that, query);
+ });
+ }
+ };
+
+ // Utility function for all widgets that want to hide in narrow windows
+ that.hideWhenNarrow = function() {
+ var that = this;
+ this.team.queue("resize-narrow").subscribe(function(n) {
+ that.node.hide();
+ });
+ this.team.queue("resize-wide").subscribe(function(n) {
+ that.node.show();
+ });
+ };
+