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alexandre_ |
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/*
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Copyright (c) 2004-2006, The Dojo Foundation
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All Rights Reserved.
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Licensed under the Academic Free License version 2.1 or above OR the
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modified BSD license. For more information on Dojo licensing, see:
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http://dojotoolkit.org/community/licensing.shtml
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*/
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alexandre_ |
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alexandre_ |
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dojo.provide("dojo.event.common");
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dojo.require("dojo.lang.array");
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dojo.require("dojo.lang.extras");
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dojo.require("dojo.lang.func");
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dojo.event = new function () {
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this._canTimeout = dojo.lang.isFunction(dj_global["setTimeout"]) || dojo.lang.isAlien(dj_global["setTimeout"]);
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function interpolateArgs(args, searchForNames) {
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var dl = dojo.lang;
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var ao = {srcObj:dj_global, srcFunc:null, adviceObj:dj_global, adviceFunc:null, aroundObj:null, aroundFunc:null, adviceType:(args.length > 2) ? args[0] : "after", precedence:"last", once:false, delay:null, rate:0, adviceMsg:false, maxCalls:-1};
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switch (args.length) {
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case 0:
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return;
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case 1:
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return;
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case 2:
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ao.srcFunc = args[0];
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ao.adviceFunc = args[1];
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break;
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case 3:
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if ((dl.isObject(args[0])) && (dl.isString(args[1])) && (dl.isString(args[2]))) {
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ao.adviceType = "after";
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ao.srcObj = args[0];
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ao.srcFunc = args[1];
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ao.adviceFunc = args[2];
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} else {
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if ((dl.isString(args[1])) && (dl.isString(args[2]))) {
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ao.srcFunc = args[1];
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ao.adviceFunc = args[2];
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} else {
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if ((dl.isObject(args[0])) && (dl.isString(args[1])) && (dl.isFunction(args[2]))) {
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ao.adviceType = "after";
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ao.srcObj = args[0];
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ao.srcFunc = args[1];
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var tmpName = dl.nameAnonFunc(args[2], ao.adviceObj, searchForNames);
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ao.adviceFunc = tmpName;
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} else {
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if ((dl.isFunction(args[0])) && (dl.isObject(args[1])) && (dl.isString(args[2]))) {
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ao.adviceType = "after";
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ao.srcObj = dj_global;
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var tmpName = dl.nameAnonFunc(args[0], ao.srcObj, searchForNames);
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ao.srcFunc = tmpName;
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ao.adviceObj = args[1];
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ao.adviceFunc = args[2];
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}
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}
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}
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}
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break;
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case 4:
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if ((dl.isObject(args[0])) && (dl.isObject(args[2]))) {
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ao.adviceType = "after";
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ao.srcObj = args[0];
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ao.srcFunc = args[1];
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ao.adviceObj = args[2];
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ao.adviceFunc = args[3];
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} else {
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if ((dl.isString(args[0])) && (dl.isString(args[1])) && (dl.isObject(args[2]))) {
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ao.adviceType = args[0];
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ao.srcObj = dj_global;
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ao.srcFunc = args[1];
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ao.adviceObj = args[2];
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ao.adviceFunc = args[3];
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} else {
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if ((dl.isString(args[0])) && (dl.isFunction(args[1])) && (dl.isObject(args[2]))) {
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ao.adviceType = args[0];
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ao.srcObj = dj_global;
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var tmpName = dl.nameAnonFunc(args[1], dj_global, searchForNames);
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ao.srcFunc = tmpName;
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ao.adviceObj = args[2];
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ao.adviceFunc = args[3];
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} else {
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if ((dl.isString(args[0])) && (dl.isObject(args[1])) && (dl.isString(args[2])) && (dl.isFunction(args[3]))) {
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ao.srcObj = args[1];
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ao.srcFunc = args[2];
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var tmpName = dl.nameAnonFunc(args[3], dj_global, searchForNames);
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ao.adviceObj = dj_global;
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ao.adviceFunc = tmpName;
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} else {
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if (dl.isObject(args[1])) {
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ao.srcObj = args[1];
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ao.srcFunc = args[2];
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ao.adviceObj = dj_global;
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ao.adviceFunc = args[3];
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} else {
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if (dl.isObject(args[2])) {
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ao.srcObj = dj_global;
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ao.srcFunc = args[1];
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ao.adviceObj = args[2];
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ao.adviceFunc = args[3];
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} else {
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ao.srcObj = ao.adviceObj = ao.aroundObj = dj_global;
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ao.srcFunc = args[1];
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ao.adviceFunc = args[2];
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ao.aroundFunc = args[3];
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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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break;
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case 6:
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ao.srcObj = args[1];
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ao.srcFunc = args[2];
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ao.adviceObj = args[3];
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ao.adviceFunc = args[4];
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ao.aroundFunc = args[5];
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ao.aroundObj = dj_global;
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break;
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default:
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ao.srcObj = args[1];
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ao.srcFunc = args[2];
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ao.adviceObj = args[3];
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ao.adviceFunc = args[4];
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ao.aroundObj = args[5];
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ao.aroundFunc = args[6];
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ao.once = args[7];
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ao.delay = args[8];
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ao.rate = args[9];
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ao.adviceMsg = args[10];
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ao.maxCalls = (!isNaN(parseInt(args[11]))) ? args[11] : -1;
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break;
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}
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if (dl.isFunction(ao.aroundFunc)) {
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var tmpName = dl.nameAnonFunc(ao.aroundFunc, ao.aroundObj, searchForNames);
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ao.aroundFunc = tmpName;
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}
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if (dl.isFunction(ao.srcFunc)) {
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ao.srcFunc = dl.getNameInObj(ao.srcObj, ao.srcFunc);
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}
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if (dl.isFunction(ao.adviceFunc)) {
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ao.adviceFunc = dl.getNameInObj(ao.adviceObj, ao.adviceFunc);
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}
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if ((ao.aroundObj) && (dl.isFunction(ao.aroundFunc))) {
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ao.aroundFunc = dl.getNameInObj(ao.aroundObj, ao.aroundFunc);
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}
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if (!ao.srcObj) {
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dojo.raise("bad srcObj for srcFunc: " + ao.srcFunc);
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}
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if (!ao.adviceObj) {
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dojo.raise("bad adviceObj for adviceFunc: " + ao.adviceFunc);
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}
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if (!ao.adviceFunc) {
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dojo.debug("bad adviceFunc for srcFunc: " + ao.srcFunc);
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dojo.debugShallow(ao);
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}
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return ao;
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}
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this.connect = function () {
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if (arguments.length == 1) {
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var ao = arguments[0];
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} else {
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var ao = interpolateArgs(arguments, true);
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}
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alexandre_ |
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if (dojo.lang.isString(ao.srcFunc) && (ao.srcFunc.toLowerCase() == "onkey")) {
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if (dojo.render.html.ie) {
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ao.srcFunc = "onkeydown";
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this.connect(ao);
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}
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ao.srcFunc = "onkeypress";
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}
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alexandre_ |
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if (dojo.lang.isArray(ao.srcObj) && ao.srcObj != "") {
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var tmpAO = {};
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for (var x in ao) {
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tmpAO[x] = ao[x];
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}
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var mjps = [];
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dojo.lang.forEach(ao.srcObj, function (src) {
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if ((dojo.render.html.capable) && (dojo.lang.isString(src))) {
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src = dojo.byId(src);
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}
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tmpAO.srcObj = src;
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mjps.push(dojo.event.connect.call(dojo.event, tmpAO));
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});
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return mjps;
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}
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var mjp = dojo.event.MethodJoinPoint.getForMethod(ao.srcObj, ao.srcFunc);
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if (ao.adviceFunc) {
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var mjp2 = dojo.event.MethodJoinPoint.getForMethod(ao.adviceObj, ao.adviceFunc);
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}
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mjp.kwAddAdvice(ao);
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return mjp;
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};
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this.log = function (a1, a2) {
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var kwArgs;
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if ((arguments.length == 1) && (typeof a1 == "object")) {
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kwArgs = a1;
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} else {
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kwArgs = {srcObj:a1, srcFunc:a2};
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}
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kwArgs.adviceFunc = function () {
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var argsStr = [];
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for (var x = 0; x < arguments.length; x++) {
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argsStr.push(arguments[x]);
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}
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dojo.debug("(" + kwArgs.srcObj + ")." + kwArgs.srcFunc, ":", argsStr.join(", "));
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};
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this.kwConnect(kwArgs);
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};
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this.connectBefore = function () {
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var args = ["before"];
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for (var i = 0; i < arguments.length; i++) {
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args.push(arguments[i]);
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}
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return this.connect.apply(this, args);
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};
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this.connectAround = function () {
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var args = ["around"];
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for (var i = 0; i < arguments.length; i++) {
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args.push(arguments[i]);
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}
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return this.connect.apply(this, args);
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};
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this.connectOnce = function () {
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var ao = interpolateArgs(arguments, true);
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ao.once = true;
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return this.connect(ao);
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};
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this.connectRunOnce = function () {
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var ao = interpolateArgs(arguments, true);
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ao.maxCalls = 1;
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return this.connect(ao);
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};
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this._kwConnectImpl = function (kwArgs, disconnect) {
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var fn = (disconnect) ? "disconnect" : "connect";
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if (typeof kwArgs["srcFunc"] == "function") {
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kwArgs.srcObj = kwArgs["srcObj"] || dj_global;
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var tmpName = dojo.lang.nameAnonFunc(kwArgs.srcFunc, kwArgs.srcObj, true);
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kwArgs.srcFunc = tmpName;
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}
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if (typeof kwArgs["adviceFunc"] == "function") {
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kwArgs.adviceObj = kwArgs["adviceObj"] || dj_global;
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var tmpName = dojo.lang.nameAnonFunc(kwArgs.adviceFunc, kwArgs.adviceObj, true);
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kwArgs.adviceFunc = tmpName;
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}
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kwArgs.srcObj = kwArgs["srcObj"] || dj_global;
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kwArgs.adviceObj = kwArgs["adviceObj"] || kwArgs["targetObj"] || dj_global;
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kwArgs.adviceFunc = kwArgs["adviceFunc"] || kwArgs["targetFunc"];
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return dojo.event[fn](kwArgs);
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};
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this.kwConnect = function (kwArgs) {
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return this._kwConnectImpl(kwArgs, false);
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};
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this.disconnect = function () {
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if (arguments.length == 1) {
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var ao = arguments[0];
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} else {
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var ao = interpolateArgs(arguments, true);
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}
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if (!ao.adviceFunc) {
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return;
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}
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if (dojo.lang.isString(ao.srcFunc) && (ao.srcFunc.toLowerCase() == "onkey")) {
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if (dojo.render.html.ie) {
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ao.srcFunc = "onkeydown";
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this.disconnect(ao);
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}
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ao.srcFunc = "onkeypress";
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}
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if (!ao.srcObj[ao.srcFunc]) {
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return null;
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}
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var mjp = dojo.event.MethodJoinPoint.getForMethod(ao.srcObj, ao.srcFunc, true);
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mjp.removeAdvice(ao.adviceObj, ao.adviceFunc, ao.adviceType, ao.once);
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return mjp;
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};
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this.kwDisconnect = function (kwArgs) {
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return this._kwConnectImpl(kwArgs, true);
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};
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};
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dojo.event.MethodInvocation = function (join_point, obj, args) {
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this.jp_ = join_point;
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this.object = obj;
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this.args = [];
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for (var x = 0; x < args.length; x++) {
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this.args[x] = args[x];
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}
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this.around_index = -1;
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};
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dojo.event.MethodInvocation.prototype.proceed = function () {
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this.around_index++;
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if (this.around_index >= this.jp_.around.length) {
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return this.jp_.object[this.jp_.methodname].apply(this.jp_.object, this.args);
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} else {
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var ti = this.jp_.around[this.around_index];
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var mobj = ti[0] || dj_global;
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var meth = ti[1];
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return mobj[meth].call(mobj, this);
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}
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};
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dojo.event.MethodJoinPoint = function (obj, funcName) {
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this.object = obj || dj_global;
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this.methodname = funcName;
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this.methodfunc = this.object[funcName];
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this.squelch = false;
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};
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dojo.event.MethodJoinPoint.getForMethod = function (obj, funcName) {
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if (!obj) {
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obj = dj_global;
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}
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var ofn = obj[funcName];
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if (!ofn) {
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ofn = obj[funcName] = function () {
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};
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if (!obj[funcName]) {
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dojo.raise("Cannot set do-nothing method on that object " + funcName);
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}
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} else {
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if ((typeof ofn != "function") && (!dojo.lang.isFunction(ofn)) && (!dojo.lang.isAlien(ofn))) {
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return null;
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}
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}
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325 |
var jpname = funcName + "$joinpoint";
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var jpfuncname = funcName + "$joinpoint$method";
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var joinpoint = obj[jpname];
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328 |
if (!joinpoint) {
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329 |
var isNode = false;
|
|
|
330 |
if (dojo.event["browser"]) {
|
|
|
331 |
if ((obj["attachEvent"]) || (obj["nodeType"]) || (obj["addEventListener"])) {
|
|
|
332 |
isNode = true;
|
|
|
333 |
dojo.event.browser.addClobberNodeAttrs(obj, [jpname, jpfuncname, funcName]);
|
|
|
334 |
}
|
|
|
335 |
}
|
|
|
336 |
var origArity = ofn.length;
|
|
|
337 |
obj[jpfuncname] = ofn;
|
|
|
338 |
joinpoint = obj[jpname] = new dojo.event.MethodJoinPoint(obj, jpfuncname);
|
|
|
339 |
if (!isNode) {
|
|
|
340 |
obj[funcName] = function () {
|
|
|
341 |
return joinpoint.run.apply(joinpoint, arguments);
|
|
|
342 |
};
|
|
|
343 |
} else {
|
|
|
344 |
obj[funcName] = function () {
|
|
|
345 |
var args = [];
|
|
|
346 |
if (!arguments.length) {
|
|
|
347 |
var evt = null;
|
|
|
348 |
try {
|
|
|
349 |
if (obj.ownerDocument) {
|
|
|
350 |
evt = obj.ownerDocument.parentWindow.event;
|
|
|
351 |
} else {
|
|
|
352 |
if (obj.documentElement) {
|
|
|
353 |
evt = obj.documentElement.ownerDocument.parentWindow.event;
|
|
|
354 |
} else {
|
|
|
355 |
if (obj.event) {
|
|
|
356 |
evt = obj.event;
|
|
|
357 |
} else {
|
|
|
358 |
evt = window.event;
|
|
|
359 |
}
|
|
|
360 |
}
|
|
|
361 |
}
|
|
|
362 |
}
|
|
|
363 |
catch (e) {
|
|
|
364 |
evt = window.event;
|
|
|
365 |
}
|
|
|
366 |
if (evt) {
|
|
|
367 |
args.push(dojo.event.browser.fixEvent(evt, this));
|
|
|
368 |
}
|
|
|
369 |
} else {
|
|
|
370 |
for (var x = 0; x < arguments.length; x++) {
|
|
|
371 |
if ((x == 0) && (dojo.event.browser.isEvent(arguments[x]))) {
|
|
|
372 |
args.push(dojo.event.browser.fixEvent(arguments[x], this));
|
|
|
373 |
} else {
|
|
|
374 |
args.push(arguments[x]);
|
|
|
375 |
}
|
|
|
376 |
}
|
|
|
377 |
}
|
|
|
378 |
return joinpoint.run.apply(joinpoint, args);
|
|
|
379 |
};
|
|
|
380 |
}
|
|
|
381 |
obj[funcName].__preJoinArity = origArity;
|
|
|
382 |
}
|
|
|
383 |
return joinpoint;
|
|
|
384 |
};
|
|
|
385 |
dojo.lang.extend(dojo.event.MethodJoinPoint, {squelch:false, unintercept:function () {
|
|
|
386 |
this.object[this.methodname] = this.methodfunc;
|
|
|
387 |
this.before = [];
|
|
|
388 |
this.after = [];
|
|
|
389 |
this.around = [];
|
|
|
390 |
}, disconnect:dojo.lang.forward("unintercept"), run:function () {
|
|
|
391 |
var obj = this.object || dj_global;
|
|
|
392 |
var args = arguments;
|
|
|
393 |
var aargs = [];
|
|
|
394 |
for (var x = 0; x < args.length; x++) {
|
|
|
395 |
aargs[x] = args[x];
|
|
|
396 |
}
|
|
|
397 |
var unrollAdvice = function (marr) {
|
|
|
398 |
if (!marr) {
|
|
|
399 |
dojo.debug("Null argument to unrollAdvice()");
|
|
|
400 |
return;
|
|
|
401 |
}
|
|
|
402 |
var callObj = marr[0] || dj_global;
|
|
|
403 |
var callFunc = marr[1];
|
|
|
404 |
if (!callObj[callFunc]) {
|
|
|
405 |
dojo.raise("function \"" + callFunc + "\" does not exist on \"" + callObj + "\"");
|
|
|
406 |
}
|
|
|
407 |
var aroundObj = marr[2] || dj_global;
|
|
|
408 |
var aroundFunc = marr[3];
|
|
|
409 |
var msg = marr[6];
|
|
|
410 |
var maxCount = marr[7];
|
|
|
411 |
if (maxCount > -1) {
|
|
|
412 |
if (maxCount == 0) {
|
|
|
413 |
return;
|
|
|
414 |
}
|
|
|
415 |
marr[7]--;
|
|
|
416 |
}
|
|
|
417 |
var undef;
|
|
|
418 |
var to = {args:[], jp_:this, object:obj, proceed:function () {
|
|
|
419 |
return callObj[callFunc].apply(callObj, to.args);
|
|
|
420 |
}};
|
|
|
421 |
to.args = aargs;
|
|
|
422 |
var delay = parseInt(marr[4]);
|
|
|
423 |
var hasDelay = ((!isNaN(delay)) && (marr[4] !== null) && (typeof marr[4] != "undefined"));
|
|
|
424 |
if (marr[5]) {
|
|
|
425 |
var rate = parseInt(marr[5]);
|
|
|
426 |
var cur = new Date();
|
|
|
427 |
var timerSet = false;
|
|
|
428 |
if ((marr["last"]) && ((cur - marr.last) <= rate)) {
|
|
|
429 |
if (dojo.event._canTimeout) {
|
|
|
430 |
if (marr["delayTimer"]) {
|
|
|
431 |
clearTimeout(marr.delayTimer);
|
|
|
432 |
}
|
|
|
433 |
var tod = parseInt(rate * 2);
|
|
|
434 |
var mcpy = dojo.lang.shallowCopy(marr);
|
|
|
435 |
marr.delayTimer = setTimeout(function () {
|
|
|
436 |
mcpy[5] = 0;
|
|
|
437 |
unrollAdvice(mcpy);
|
|
|
438 |
}, tod);
|
|
|
439 |
}
|
|
|
440 |
return;
|
|
|
441 |
} else {
|
|
|
442 |
marr.last = cur;
|
|
|
443 |
}
|
|
|
444 |
}
|
|
|
445 |
if (aroundFunc) {
|
|
|
446 |
aroundObj[aroundFunc].call(aroundObj, to);
|
|
|
447 |
} else {
|
|
|
448 |
if ((hasDelay) && ((dojo.render.html) || (dojo.render.svg))) {
|
|
|
449 |
dj_global["setTimeout"](function () {
|
|
|
450 |
if (msg) {
|
|
|
451 |
callObj[callFunc].call(callObj, to);
|
|
|
452 |
} else {
|
|
|
453 |
callObj[callFunc].apply(callObj, args);
|
|
|
454 |
}
|
|
|
455 |
}, delay);
|
|
|
456 |
} else {
|
|
|
457 |
if (msg) {
|
|
|
458 |
callObj[callFunc].call(callObj, to);
|
|
|
459 |
} else {
|
|
|
460 |
callObj[callFunc].apply(callObj, args);
|
|
|
461 |
}
|
|
|
462 |
}
|
|
|
463 |
}
|
|
|
464 |
};
|
|
|
465 |
var unRollSquelch = function () {
|
|
|
466 |
if (this.squelch) {
|
|
|
467 |
try {
|
|
|
468 |
return unrollAdvice.apply(this, arguments);
|
|
|
469 |
}
|
|
|
470 |
catch (e) {
|
|
|
471 |
dojo.debug(e);
|
|
|
472 |
}
|
|
|
473 |
} else {
|
|
|
474 |
return unrollAdvice.apply(this, arguments);
|
|
|
475 |
}
|
|
|
476 |
};
|
|
|
477 |
if ((this["before"]) && (this.before.length > 0)) {
|
|
|
478 |
dojo.lang.forEach(this.before.concat(new Array()), unRollSquelch);
|
|
|
479 |
}
|
|
|
480 |
var result;
|
|
|
481 |
try {
|
|
|
482 |
if ((this["around"]) && (this.around.length > 0)) {
|
|
|
483 |
var mi = new dojo.event.MethodInvocation(this, obj, args);
|
|
|
484 |
result = mi.proceed();
|
|
|
485 |
} else {
|
|
|
486 |
if (this.methodfunc) {
|
|
|
487 |
result = this.object[this.methodname].apply(this.object, args);
|
|
|
488 |
}
|
|
|
489 |
}
|
|
|
490 |
}
|
|
|
491 |
catch (e) {
|
|
|
492 |
if (!this.squelch) {
|
|
|
493 |
dojo.debug(e, "when calling", this.methodname, "on", this.object, "with arguments", args);
|
|
|
494 |
dojo.raise(e);
|
|
|
495 |
}
|
|
|
496 |
}
|
|
|
497 |
if ((this["after"]) && (this.after.length > 0)) {
|
|
|
498 |
dojo.lang.forEach(this.after.concat(new Array()), unRollSquelch);
|
|
|
499 |
}
|
|
|
500 |
return (this.methodfunc) ? result : null;
|
|
|
501 |
}, getArr:function (kind) {
|
|
|
502 |
var type = "after";
|
|
|
503 |
if ((typeof kind == "string") && (kind.indexOf("before") != -1)) {
|
|
|
504 |
type = "before";
|
|
|
505 |
} else {
|
|
|
506 |
if (kind == "around") {
|
|
|
507 |
type = "around";
|
|
|
508 |
}
|
|
|
509 |
}
|
|
|
510 |
if (!this[type]) {
|
|
|
511 |
this[type] = [];
|
|
|
512 |
}
|
|
|
513 |
return this[type];
|
|
|
514 |
}, kwAddAdvice:function (args) {
|
|
|
515 |
this.addAdvice(args["adviceObj"], args["adviceFunc"], args["aroundObj"], args["aroundFunc"], args["adviceType"], args["precedence"], args["once"], args["delay"], args["rate"], args["adviceMsg"], args["maxCalls"]);
|
|
|
516 |
}, addAdvice:function (thisAdviceObj, thisAdvice, thisAroundObj, thisAround, adviceType, precedence, once, delay, rate, asMessage, maxCalls) {
|
|
|
517 |
var arr = this.getArr(adviceType);
|
|
|
518 |
if (!arr) {
|
|
|
519 |
dojo.raise("bad this: " + this);
|
|
|
520 |
}
|
|
|
521 |
var ao = [thisAdviceObj, thisAdvice, thisAroundObj, thisAround, delay, rate, asMessage, maxCalls];
|
|
|
522 |
if (once) {
|
|
|
523 |
if (this.hasAdvice(thisAdviceObj, thisAdvice, adviceType, arr) >= 0) {
|
|
|
524 |
return;
|
|
|
525 |
}
|
|
|
526 |
}
|
|
|
527 |
if (precedence == "first") {
|
|
|
528 |
arr.unshift(ao);
|
|
|
529 |
} else {
|
|
|
530 |
arr.push(ao);
|
|
|
531 |
}
|
|
|
532 |
}, hasAdvice:function (thisAdviceObj, thisAdvice, adviceType, arr) {
|
|
|
533 |
if (!arr) {
|
|
|
534 |
arr = this.getArr(adviceType);
|
|
|
535 |
}
|
|
|
536 |
var ind = -1;
|
|
|
537 |
for (var x = 0; x < arr.length; x++) {
|
|
|
538 |
var aao = (typeof thisAdvice == "object") ? (new String(thisAdvice)).toString() : thisAdvice;
|
|
|
539 |
var a1o = (typeof arr[x][1] == "object") ? (new String(arr[x][1])).toString() : arr[x][1];
|
|
|
540 |
if ((arr[x][0] == thisAdviceObj) && (a1o == aao)) {
|
|
|
541 |
ind = x;
|
|
|
542 |
}
|
|
|
543 |
}
|
|
|
544 |
return ind;
|
|
|
545 |
}, removeAdvice:function (thisAdviceObj, thisAdvice, adviceType, once) {
|
|
|
546 |
var arr = this.getArr(adviceType);
|
|
|
547 |
var ind = this.hasAdvice(thisAdviceObj, thisAdvice, adviceType, arr);
|
|
|
548 |
if (ind == -1) {
|
|
|
549 |
return false;
|
|
|
550 |
}
|
|
|
551 |
while (ind != -1) {
|
|
|
552 |
arr.splice(ind, 1);
|
|
|
553 |
if (once) {
|
|
|
554 |
break;
|
|
|
555 |
}
|
|
|
556 |
ind = this.hasAdvice(thisAdviceObj, thisAdvice, adviceType, arr);
|
|
|
557 |
}
|
|
|
558 |
return true;
|
|
|
559 |
}});
|
|
|
560 |
|