DomWidget.js
资源名称:oa.rar [点击查看]
上传用户:kimgenplus
上传日期:2016-06-05
资源大小:20877k
文件大小:16k
源码类别:
OA系统
开发平台:
Java
- /*
- Copyright (c) 2004-2006, The Dojo Foundation
- All Rights Reserved.
- Licensed under the Academic Free License version 2.1 or above OR the
- modified BSD license. For more information on Dojo licensing, see:
- http://dojotoolkit.org/community/licensing.shtml
- */
- dojo.provide("dojo.widget.DomWidget");
- dojo.require("dojo.event.*");
- dojo.require("dojo.widget.Widget");
- dojo.require("dojo.dom");
- dojo.require("dojo.html.style");
- dojo.require("dojo.xml.Parse");
- dojo.require("dojo.uri.*");
- dojo.require("dojo.lang.func");
- dojo.require("dojo.lang.extras");
- dojo.widget._cssFiles = {};
- dojo.widget._cssStrings = {};
- dojo.widget._templateCache = {};
- dojo.widget.defaultStrings = {dojoRoot:dojo.hostenv.getBaseScriptUri(), dojoWidgetModuleUri:dojo.uri.moduleUri("dojo.widget"), baseScriptUri:dojo.hostenv.getBaseScriptUri()};
- dojo.widget.fillFromTemplateCache = function (obj, templatePath, templateString, avoidCache) {
- var tpath = templatePath || obj.templatePath;
- var tmplts = dojo.widget._templateCache;
- if (!tpath && !obj["widgetType"]) {
- do {
- var dummyName = "__dummyTemplate__" + dojo.widget._templateCache.dummyCount++;
- } while (tmplts[dummyName]);
- obj.widgetType = dummyName;
- }
- var wt = tpath ? tpath.toString() : obj.widgetType;
- var ts = tmplts[wt];
- if (!ts) {
- tmplts[wt] = {"string":null, "node":null};
- if (avoidCache) {
- ts = {};
- } else {
- ts = tmplts[wt];
- }
- }
- if ((!obj.templateString) && (!avoidCache)) {
- obj.templateString = templateString || ts["string"];
- }
- if (obj.templateString) {
- obj.templateString = this._sanitizeTemplateString(obj.templateString);
- }
- if ((!obj.templateNode) && (!avoidCache)) {
- obj.templateNode = ts["node"];
- }
- if ((!obj.templateNode) && (!obj.templateString) && (tpath)) {
- var tstring = this._sanitizeTemplateString(dojo.hostenv.getText(tpath));
- obj.templateString = tstring;
- if (!avoidCache) {
- tmplts[wt]["string"] = tstring;
- }
- }
- if ((!ts["string"]) && (!avoidCache)) {
- ts.string = obj.templateString;
- }
- };
- dojo.widget._sanitizeTemplateString = function (tString) {
- if (tString) {
- tString = tString.replace(/^s*<?xml(s)+version=['"](d)*.(d)*['"](s)*?>/im, "");
- var matches = tString.match(/<body[^>]*>s*([sS]+)s*</body>/im);
- if (matches) {
- tString = matches[1];
- }
- } else {
- tString = "";
- }
- return tString;
- };
- dojo.widget._templateCache.dummyCount = 0;
- dojo.widget.attachProperties = ["dojoAttachPoint", "id"];
- dojo.widget.eventAttachProperty = "dojoAttachEvent";
- dojo.widget.onBuildProperty = "dojoOnBuild";
- dojo.widget.waiNames = ["waiRole", "waiState"];
- dojo.widget.wai = {waiRole:{name:"waiRole", "namespace":"http://www.w3.org/TR/xhtml2", alias:"x2", prefix:"wairole:"}, waiState:{name:"waiState", "namespace":"http://www.w3.org/2005/07/aaa", alias:"aaa", prefix:""}, setAttr:function (node, ns, attr, value) {
- if (dojo.render.html.ie) {
- node.setAttribute(this[ns].alias + ":" + attr, this[ns].prefix + value);
- } else {
- node.setAttributeNS(this[ns]["namespace"], attr, this[ns].prefix + value);
- }
- }, getAttr:function (node, ns, attr) {
- if (dojo.render.html.ie) {
- return node.getAttribute(this[ns].alias + ":" + attr);
- } else {
- return node.getAttributeNS(this[ns]["namespace"], attr);
- }
- }, removeAttr:function (node, ns, attr) {
- var success = true;
- if (dojo.render.html.ie) {
- success = node.removeAttribute(this[ns].alias + ":" + attr);
- } else {
- node.removeAttributeNS(this[ns]["namespace"], attr);
- }
- return success;
- }};
- dojo.widget.attachTemplateNodes = function (rootNode, targetObj, events) {
- var elementNodeType = dojo.dom.ELEMENT_NODE;
- function trim(str) {
- return str.replace(/^s+|s+$/g, "");
- }
- if (!rootNode) {
- rootNode = targetObj.domNode;
- }
- if (rootNode.nodeType != elementNodeType) {
- return;
- }
- var nodes = rootNode.all || rootNode.getElementsByTagName("*");
- var _this = targetObj;
- for (var x = -1; x < nodes.length; x++) {
- var baseNode = (x == -1) ? rootNode : nodes[x];
- var attachPoint = [];
- if (!targetObj.widgetsInTemplate || !baseNode.getAttribute("dojoType")) {
- for (var y = 0; y < this.attachProperties.length; y++) {
- var tmpAttachPoint = baseNode.getAttribute(this.attachProperties[y]);
- if (tmpAttachPoint) {
- attachPoint = tmpAttachPoint.split(";");
- for (var z = 0; z < attachPoint.length; z++) {
- if (dojo.lang.isArray(targetObj[attachPoint[z]])) {
- targetObj[attachPoint[z]].push(baseNode);
- } else {
- targetObj[attachPoint[z]] = baseNode;
- }
- }
- break;
- }
- }
- var attachEvent = baseNode.getAttribute(this.eventAttachProperty);
- if (attachEvent) {
- var evts = attachEvent.split(";");
- for (var y = 0; y < evts.length; y++) {
- if ((!evts[y]) || (!evts[y].length)) {
- continue;
- }
- var thisFunc = null;
- var tevt = trim(evts[y]);
- if (evts[y].indexOf(":") >= 0) {
- var funcNameArr = tevt.split(":");
- tevt = trim(funcNameArr[0]);
- thisFunc = trim(funcNameArr[1]);
- }
- if (!thisFunc) {
- thisFunc = tevt;
- }
- var tf = function () {
- var ntf = new String(thisFunc);
- return function (evt) {
- if (_this[ntf]) {
- _this[ntf](dojo.event.browser.fixEvent(evt, this));
- }
- };
- }();
- dojo.event.browser.addListener(baseNode, tevt, tf, false, true);
- }
- }
- for (var y = 0; y < events.length; y++) {
- var evtVal = baseNode.getAttribute(events[y]);
- if ((evtVal) && (evtVal.length)) {
- var thisFunc = null;
- var domEvt = events[y].substr(4);
- thisFunc = trim(evtVal);
- var funcs = [thisFunc];
- if (thisFunc.indexOf(";") >= 0) {
- funcs = dojo.lang.map(thisFunc.split(";"), trim);
- }
- for (var z = 0; z < funcs.length; z++) {
- if (!funcs[z].length) {
- continue;
- }
- var tf = function () {
- var ntf = new String(funcs[z]);
- return function (evt) {
- if (_this[ntf]) {
- _this[ntf](dojo.event.browser.fixEvent(evt, this));
- }
- };
- }();
- dojo.event.browser.addListener(baseNode, domEvt, tf, false, true);
- }
- }
- }
- }
- var tmpltPoint = baseNode.getAttribute(this.templateProperty);
- if (tmpltPoint) {
- targetObj[tmpltPoint] = baseNode;
- }
- dojo.lang.forEach(dojo.widget.waiNames, function (name) {
- var wai = dojo.widget.wai[name];
- var val = baseNode.getAttribute(wai.name);
- if (val) {
- if (val.indexOf("-") == -1) {
- dojo.widget.wai.setAttr(baseNode, wai.name, "role", val);
- } else {
- var statePair = val.split("-");
- dojo.widget.wai.setAttr(baseNode, wai.name, statePair[0], statePair[1]);
- }
- }
- }, this);
- var onBuild = baseNode.getAttribute(this.onBuildProperty);
- if (onBuild) {
- eval("var node = baseNode; var widget = targetObj; " + onBuild);
- }
- }
- };
- dojo.widget.getDojoEventsFromStr = function (str) {
- var re = /(dojoOn([a-z]+)(s?))=/gi;
- var evts = str ? str.match(re) || [] : [];
- var ret = [];
- var lem = {};
- for (var x = 0; x < evts.length; x++) {
- if (evts[x].length < 1) {
- continue;
- }
- var cm = evts[x].replace(/s/, "");
- cm = (cm.slice(0, cm.length - 1));
- if (!lem[cm]) {
- lem[cm] = true;
- ret.push(cm);
- }
- }
- return ret;
- };
- dojo.declare("dojo.widget.DomWidget", dojo.widget.Widget, function () {
- if ((arguments.length > 0) && (typeof arguments[0] == "object")) {
- this.create(arguments[0]);
- }
- }, {templateNode:null, templateString:null, templateCssString:null, preventClobber:false, domNode:null, containerNode:null, widgetsInTemplate:false, addChild:function (widget, overrideContainerNode, pos, ref, insertIndex) {
- if (!this.isContainer) {
- dojo.debug("dojo.widget.DomWidget.addChild() attempted on non-container widget");
- return null;
- } else {
- if (insertIndex == undefined) {
- insertIndex = this.children.length;
- }
- this.addWidgetAsDirectChild(widget, overrideContainerNode, pos, ref, insertIndex);
- this.registerChild(widget, insertIndex);
- }
- return widget;
- }, addWidgetAsDirectChild:function (widget, overrideContainerNode, pos, ref, insertIndex) {
- if ((!this.containerNode) && (!overrideContainerNode)) {
- this.containerNode = this.domNode;
- }
- var cn = (overrideContainerNode) ? overrideContainerNode : this.containerNode;
- if (!pos) {
- pos = "after";
- }
- if (!ref) {
- if (!cn) {
- cn = dojo.body();
- }
- ref = cn.lastChild;
- }
- if (!insertIndex) {
- insertIndex = 0;
- }
- widget.domNode.setAttribute("dojoinsertionindex", insertIndex);
- if (!ref) {
- cn.appendChild(widget.domNode);
- } else {
- if (pos == "insertAtIndex") {
- dojo.dom.insertAtIndex(widget.domNode, ref.parentNode, insertIndex);
- } else {
- if ((pos == "after") && (ref === cn.lastChild)) {
- cn.appendChild(widget.domNode);
- } else {
- dojo.dom.insertAtPosition(widget.domNode, cn, pos);
- }
- }
- }
- }, registerChild:function (widget, insertionIndex) {
- widget.dojoInsertionIndex = insertionIndex;
- var idx = -1;
- for (var i = 0; i < this.children.length; i++) {
- if (this.children[i].dojoInsertionIndex <= insertionIndex) {
- idx = i;
- }
- }
- this.children.splice(idx + 1, 0, widget);
- widget.parent = this;
- widget.addedTo(this, idx + 1);
- delete dojo.widget.manager.topWidgets[widget.widgetId];
- }, removeChild:function (widget) {
- dojo.dom.removeNode(widget.domNode);
- return dojo.widget.DomWidget.superclass.removeChild.call(this, widget);
- }, getFragNodeRef:function (frag) {
- if (!frag) {
- return null;
- }
- if (!frag[this.getNamespacedType()]) {
- dojo.raise("Error: no frag for widget type " + this.getNamespacedType() + ", id " + this.widgetId + " (maybe a widget has set it's type incorrectly)");
- }
- return frag[this.getNamespacedType()]["nodeRef"];
- }, postInitialize:function (args, frag, parentComp) {
- var sourceNodeRef = this.getFragNodeRef(frag);
- if (parentComp && (parentComp.snarfChildDomOutput || !sourceNodeRef)) {
- parentComp.addWidgetAsDirectChild(this, "", "insertAtIndex", "", args["dojoinsertionindex"], sourceNodeRef);
- } else {
- if (sourceNodeRef) {
- if (this.domNode && (this.domNode !== sourceNodeRef)) {
- this._sourceNodeRef = dojo.dom.replaceNode(sourceNodeRef, this.domNode);
- }
- }
- }
- if (parentComp) {
- parentComp.registerChild(this, args.dojoinsertionindex);
- } else {
- dojo.widget.manager.topWidgets[this.widgetId] = this;
- }
- if (this.widgetsInTemplate) {
- var parser = new dojo.xml.Parse();
- var subContainerNode;
- var subnodes = this.domNode.getElementsByTagName("*");
- for (var i = 0; i < subnodes.length; i++) {
- if (subnodes[i].getAttribute("dojoAttachPoint") == "subContainerWidget") {
- subContainerNode = subnodes[i];
- }
- if (subnodes[i].getAttribute("dojoType")) {
- subnodes[i].setAttribute("isSubWidget", true);
- }
- }
- if (this.isContainer && !this.containerNode) {
- if (subContainerNode) {
- var src = this.getFragNodeRef(frag);
- if (src) {
- dojo.dom.moveChildren(src, subContainerNode);
- frag["dojoDontFollow"] = true;
- }
- } else {
- dojo.debug("No subContainerWidget node can be found in template file for widget " + this);
- }
- }
- var templatefrag = parser.parseElement(this.domNode, null, true);
- dojo.widget.getParser().createSubComponents(templatefrag, this);
- var subwidgets = [];
- var stack = [this];
- var w;
- while ((w = stack.pop())) {
- for (var i = 0; i < w.children.length; i++) {
- var cwidget = w.children[i];
- if (cwidget._processedSubWidgets || !cwidget.extraArgs["issubwidget"]) {
- continue;
- }
- subwidgets.push(cwidget);
- if (cwidget.isContainer) {
- stack.push(cwidget);
- }
- }
- }
- for (var i = 0; i < subwidgets.length; i++) {
- var widget = subwidgets[i];
- if (widget._processedSubWidgets) {
- dojo.debug("This should not happen: widget._processedSubWidgets is already true!");
- return;
- }
- widget._processedSubWidgets = true;
- if (widget.extraArgs["dojoattachevent"]) {
- var evts = widget.extraArgs["dojoattachevent"].split(";");
- for (var j = 0; j < evts.length; j++) {
- var thisFunc = null;
- var tevt = dojo.string.trim(evts[j]);
- if (tevt.indexOf(":") >= 0) {
- var funcNameArr = tevt.split(":");
- tevt = dojo.string.trim(funcNameArr[0]);
- thisFunc = dojo.string.trim(funcNameArr[1]);
- }
- if (!thisFunc) {
- thisFunc = tevt;
- }
- if (dojo.lang.isFunction(widget[tevt])) {
- dojo.event.kwConnect({srcObj:widget, srcFunc:tevt, targetObj:this, targetFunc:thisFunc});
- } else {
- alert(tevt + " is not a function in widget " + widget);
- }
- }
- }
- if (widget.extraArgs["dojoattachpoint"]) {
- this[widget.extraArgs["dojoattachpoint"]] = widget;
- }
- }
- }
- if (this.isContainer && !frag["dojoDontFollow"]) {
- dojo.widget.getParser().createSubComponents(frag, this);
- }
- }, buildRendering:function (args, frag) {
- var ts = dojo.widget._templateCache[this.widgetType];
- if (args["templatecsspath"]) {
- args["templateCssPath"] = args["templatecsspath"];
- }
- var cpath = args["templateCssPath"] || this.templateCssPath;
- if (cpath && !dojo.widget._cssFiles[cpath.toString()]) {
- if ((!this.templateCssString) && (cpath)) {
- this.templateCssString = dojo.hostenv.getText(cpath);
- this.templateCssPath = null;
- }
- dojo.widget._cssFiles[cpath.toString()] = true;
- }
- if ((this["templateCssString"]) && (!dojo.widget._cssStrings[this.templateCssString])) {
- dojo.html.insertCssText(this.templateCssString, null, cpath);
- dojo.widget._cssStrings[this.templateCssString] = true;
- }
- if ((!this.preventClobber) && ((this.templatePath) || (this.templateNode) || ((this["templateString"]) && (this.templateString.length)) || ((typeof ts != "undefined") && ((ts["string"]) || (ts["node"]))))) {
- this.buildFromTemplate(args, frag);
- } else {
- this.domNode = this.getFragNodeRef(frag);
- }
- this.fillInTemplate(args, frag);
- }, buildFromTemplate:function (args, frag) {
- var avoidCache = false;
- if (args["templatepath"]) {
- args["templatePath"] = args["templatepath"];
- }
- dojo.widget.fillFromTemplateCache(this, args["templatePath"], null, avoidCache);
- var ts = dojo.widget._templateCache[this.templatePath ? this.templatePath.toString() : this.widgetType];
- if ((ts) && (!avoidCache)) {
- if (!this.templateString.length) {
- this.templateString = ts["string"];
- }
- if (!this.templateNode) {
- this.templateNode = ts["node"];
- }
- }
- var matches = false;
- var node = null;
- var tstr = this.templateString;
- if ((!this.templateNode) && (this.templateString)) {
- matches = this.templateString.match(/${([^}]+)}/g);
- if (matches) {
- var hash = this.strings || {};
- for (var key in dojo.widget.defaultStrings) {
- if (dojo.lang.isUndefined(hash[key])) {
- hash[key] = dojo.widget.defaultStrings[key];
- }
- }
- for (var i = 0; i < matches.length; i++) {
- var key = matches[i];
- key = key.substring(2, key.length - 1);
- var kval = (key.substring(0, 5) == "this.") ? dojo.lang.getObjPathValue(key.substring(5), this) : hash[key];
- var value;
- if ((kval) || (dojo.lang.isString(kval))) {
- value = new String((dojo.lang.isFunction(kval)) ? kval.call(this, key, this.templateString) : kval);
- while (value.indexOf(""") > -1) {
- value = value.replace(""", """);
- }
- tstr = tstr.replace(matches[i], value);
- }
- }
- } else {
- this.templateNode = this.createNodesFromText(this.templateString, true)[0];
- if (!avoidCache) {
- ts.node = this.templateNode;
- }
- }
- }
- if ((!this.templateNode) && (!matches)) {
- dojo.debug("DomWidget.buildFromTemplate: could not create template");
- return false;
- } else {
- if (!matches) {
- node = this.templateNode.cloneNode(true);
- if (!node) {
- return false;
- }
- } else {
- node = this.createNodesFromText(tstr, true)[0];
- }
- }
- this.domNode = node;
- this.attachTemplateNodes();
- if (this.isContainer && this.containerNode) {
- var src = this.getFragNodeRef(frag);
- if (src) {
- dojo.dom.moveChildren(src, this.containerNode);
- }
- }
- }, attachTemplateNodes:function (baseNode, targetObj) {
- if (!baseNode) {
- baseNode = this.domNode;
- }
- if (!targetObj) {
- targetObj = this;
- }
- return dojo.widget.attachTemplateNodes(baseNode, targetObj, dojo.widget.getDojoEventsFromStr(this.templateString));
- }, fillInTemplate:function () {
- }, destroyRendering:function () {
- try {
- dojo.dom.destroyNode(this.domNode);
- delete this.domNode;
- }
- catch (e) {
- }
- if (this._sourceNodeRef) {
- try {
- dojo.dom.destroyNode(this._sourceNodeRef);
- }
- catch (e) {
- }
- }
- }, createNodesFromText:function () {
- dojo.unimplemented("dojo.widget.DomWidget.createNodesFromText");
- }});