119 lines
3.2 KiB
JavaScript
Executable File
119 lines
3.2 KiB
JavaScript
Executable File
(function($) {
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$.entwine.Namespace.addMethods({
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bind_capture: function(selector, event, name, capture) {
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var store = this.captures || (this.captures = {});
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var rulelists = store[event] || (store[event] = {});
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var rulelist = rulelists[name] || (rulelists[name] = $.entwine.RuleList());
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var rule = rulelist.addRule(selector, event);
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rule.handler = name;
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this.bind_proxy(selector, name, capture);
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}
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});
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var bindings = $.entwine.capture_bindings = {};
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var event_proxy = function(event) {
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return function(e) {
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var namespace, capturelists, forevent, capturelist, rule, handler, sel;
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for (var k in $.entwine.namespaces) {
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namespace = $.entwine.namespaces[k];
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capturelists = namespace.captures;
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if (capturelists && (forevent = capturelists[event])) {
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for (var k in forevent) {
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var capturelist = forevent[k];
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var triggered = namespace.$([]);
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// Stepping through each selector from most to least specific
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var j = capturelist.length;
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while (j--) {
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rule = capturelist[j];
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handler = rule.handler;
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sel = rule.selector.selector;
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var matching = namespace.$(sel).not(triggered);
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matching[handler].apply(matching, arguments);
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triggered = triggered.add(matching);
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}
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}
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}
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}
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}
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};
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var selector_proxy = function(selector, handler, includechildren) {
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var matcher = $.selector(selector);
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return function(e){
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if (matcher.matches(e.target)) return handler.apply(this, arguments);
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}
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};
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var document_proxy = function(selector, handler, includechildren) {
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return function(e){
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if (e.target === document) return handler.apply(this, arguments);
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}
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};
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var window_proxy = function(selector, handler, includechildren) {
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return function(e){
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if (e.target === window) return handler.apply(this, arguments);
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}
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};
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var property_proxy = function(property, handler, includechildren) {
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var matcher;
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return function(e){
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var match = this['get'+property]();
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if (typeof(match) == 'string') {
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var matcher = (matcher && match == matcher.selector) ? matcher : $.selector(match);
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if (matcher.matches(e.target)) return handler.apply(this, arguments);
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}
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else {
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if ($.inArray(e.target, match) !== -1) return handler.apply(this, arguments);
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}
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}
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};
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$.entwine.Namespace.addHandler({
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order: 10,
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bind: function(selector, k, v) {
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var match;
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if ($.isPlainObject(v) && (match = k.match(/^from\s*(.*)/))) {
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var from = match[1];
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var proxyGen;
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if (from.match(/[^\w]/)) proxyGen = selector_proxy;
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else if (from == 'Window' || from == 'window') proxyGen = window_proxy;
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else if (from == 'Document' || from == 'document') proxyGen = document_proxy;
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else proxyGen = property_proxy;
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for (var onevent in v) {
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var handler = v[onevent];
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match = onevent.match(/^on(.*)/);
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var event = match[1];
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this.bind_capture(selector, event, k + '_' + event, proxyGen(from, handler));
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if (!bindings[event]) {
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var namespaced = event.replace(/(\s+|$)/g, '.entwine$1');
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bindings[event] = event_proxy(event);
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$(proxyGen == window_proxy ? window : document).bind(namespaced, bindings[event]);
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}
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}
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return true;
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}
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}
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});
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})(jQuery);
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