Rev 1688 | Blame | Compare with Previous | Last modification | View Log | RSS feed
/*
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.event.browser");
dojo.require("dojo.event.common");
dojo._ie_clobber = new function () {
this.clobberNodes = [];
function nukeProp(node, prop) {
try {
node[prop] = null;
}
catch (e) {
}
try {
delete node[prop];
}
catch (e) {
}
try {
node.removeAttribute(prop);
}
catch (e) {
}
}
this.clobber = function (nodeRef) {
var na;
var tna;
if (nodeRef) {
tna = nodeRef.all || nodeRef.getElementsByTagName("*");
na = [nodeRef];
for (var x = 0; x < tna.length; x++) {
if (tna[x]["__doClobber__"]) {
na.push(tna[x]);
}
}
} else {
try {
window.onload = null;
}
catch (e) {
}
na = (this.clobberNodes.length) ? this.clobberNodes : document.all;
}
tna = null;
var basis = {};
for (var i = na.length - 1; i >= 0; i = i - 1) {
var el = na[i];
try {
if (el && el["__clobberAttrs__"]) {
for (var j = 0; j < el.__clobberAttrs__.length; j++) {
nukeProp(el, el.__clobberAttrs__[j]);
}
nukeProp(el, "__clobberAttrs__");
nukeProp(el, "__doClobber__");
}
}
catch (e) {
}
}
na = null;
};
};
if (dojo.render.html.ie) {
dojo.addOnUnload(function () {
dojo._ie_clobber.clobber();
try {
if ((dojo["widget"]) && (dojo.widget["manager"])) {
dojo.widget.manager.destroyAll();
}
}
catch (e) {
}
if (dojo.widget) {
for (var name in dojo.widget._templateCache) {
if (dojo.widget._templateCache[name].node) {
dojo.dom.destroyNode(dojo.widget._templateCache[name].node);
dojo.widget._templateCache[name].node = null;
delete dojo.widget._templateCache[name].node;
}
}
}
try {
window.onload = null;
}
catch (e) {
}
try {
window.onunload = null;
}
catch (e) {
}
dojo._ie_clobber.clobberNodes = [];
});
}
dojo.event.browser = new function () {
var clobberIdx = 0;
this.normalizedEventName = function (eventName) {
switch (eventName) {
case "CheckboxStateChange":
case "DOMAttrModified":
case "DOMMenuItemActive":
case "DOMMenuItemInactive":
case "DOMMouseScroll":
case "DOMNodeInserted":
case "DOMNodeRemoved":
case "RadioStateChange":
return eventName;
break;
default:
var lcn = eventName.toLowerCase();
return (lcn.indexOf("on") == 0) ? lcn.substr(2) : lcn;
break;
}
};
this.clean = function (node) {
if (dojo.render.html.ie) {
dojo._ie_clobber.clobber(node);
}
};
this.addClobberNode = function (node) {
if (!dojo.render.html.ie) {
return;
}
if (!node["__doClobber__"]) {
node.__doClobber__ = true;
dojo._ie_clobber.clobberNodes.push(node);
node.__clobberAttrs__ = [];
}
};
this.addClobberNodeAttrs = function (node, props) {
if (!dojo.render.html.ie) {
return;
}
this.addClobberNode(node);
for (var x = 0; x < props.length; x++) {
node.__clobberAttrs__.push(props[x]);
}
};
this.removeListener = function (node, evtName, fp, capture) {
if (!capture) {
var capture = false;
}
evtName = dojo.event.browser.normalizedEventName(evtName);
if (evtName == "key") {
if (dojo.render.html.ie) {
this.removeListener(node, "onkeydown", fp, capture);
}
evtName = "keypress";
}
if (node.removeEventListener) {
node.removeEventListener(evtName, fp, capture);
}
};
this.addListener = function (node, evtName, fp, capture, dontFix) {
if (!node) {
return;
}
if (!capture) {
var capture = false;
}
evtName = dojo.event.browser.normalizedEventName(evtName);
if (evtName == "key") {
if (dojo.render.html.ie) {
this.addListener(node, "onkeydown", fp, capture, dontFix);
}
evtName = "keypress";
}
if (!dontFix) {
var newfp = function (evt) {
if (!evt) {
evt = window.event;
}
var ret = fp(dojo.event.browser.fixEvent(evt, this));
if (capture) {
dojo.event.browser.stopEvent(evt);
}
return ret;
};
} else {
newfp = fp;
}
if (node.addEventListener) {
node.addEventListener(evtName, newfp, capture);
return newfp;
} else {
evtName = "on" + evtName;
if (typeof node[evtName] == "function") {
var oldEvt = node[evtName];
node[evtName] = function (e) {
oldEvt(e);
return newfp(e);
};
} else {
node[evtName] = newfp;
}
if (dojo.render.html.ie) {
this.addClobberNodeAttrs(node, [evtName]);
}
return newfp;
}
};
this.isEvent = function (obj) {
return (typeof obj != "undefined") && (obj) && (typeof Event != "undefined") && (obj.eventPhase);
};
this.currentEvent = null;
this.callListener = function (listener, curTarget) {
if (typeof listener != "function") {
dojo.raise("listener not a function: " + listener);
}
dojo.event.browser.currentEvent.currentTarget = curTarget;
return listener.call(curTarget, dojo.event.browser.currentEvent);
};
this._stopPropagation = function () {
dojo.event.browser.currentEvent.cancelBubble = true;
};
this._preventDefault = function () {
dojo.event.browser.currentEvent.returnValue = false;
};
this.keys = {KEY_BACKSPACE:8, KEY_TAB:9, KEY_CLEAR:12, KEY_ENTER:13, KEY_SHIFT:16, KEY_CTRL:17, KEY_ALT:18, KEY_PAUSE:19, KEY_CAPS_LOCK:20, KEY_ESCAPE:27, KEY_SPACE:32, KEY_PAGE_UP:33, KEY_PAGE_DOWN:34, KEY_END:35, KEY_HOME:36, KEY_LEFT_ARROW:37, KEY_UP_ARROW:38, KEY_RIGHT_ARROW:39, KEY_DOWN_ARROW:40, KEY_INSERT:45, KEY_DELETE:46, KEY_HELP:47, KEY_LEFT_WINDOW:91, KEY_RIGHT_WINDOW:92, KEY_SELECT:93, KEY_NUMPAD_0:96, KEY_NUMPAD_1:97, KEY_NUMPAD_2:98, KEY_NUMPAD_3:99, KEY_NUMPAD_4:100, KEY_NUMPAD_5:101, KEY_NUMPAD_6:102, KEY_NUMPAD_7:103, KEY_NUMPAD_8:104, KEY_NUMPAD_9:105, KEY_NUMPAD_MULTIPLY:106, KEY_NUMPAD_PLUS:107, KEY_NUMPAD_ENTER:108, KEY_NUMPAD_MINUS:109, KEY_NUMPAD_PERIOD:110, KEY_NUMPAD_DIVIDE:111, KEY_F1:112, KEY_F2:113, KEY_F3:114, KEY_F4:115, KEY_F5:116, KEY_F6:117, KEY_F7:118, KEY_F8:119, KEY_F9:120, KEY_F10:121, KEY_F11:122, KEY_F12:123, KEY_F13:124, KEY_F14:125, KEY_F15:126, KEY_NUM_LOCK:144, KEY_SCROLL_LOCK:145};
this.revKeys = [];
for (var key in this.keys) {
this.revKeys[this.keys[key]] = key;
}
this.fixEvent = function (evt, sender) {
if (!evt) {
if (window["event"]) {
evt = window.event;
}
}
if ((evt["type"]) && (evt["type"].indexOf("key") == 0)) {
evt.keys = this.revKeys;
for (var key in this.keys) {
evt[key] = this.keys[key];
}
if (evt["type"] == "keydown" && dojo.render.html.ie) {
switch (evt.keyCode) {
case evt.KEY_SHIFT:
case evt.KEY_CTRL:
case evt.KEY_ALT:
case evt.KEY_CAPS_LOCK:
case evt.KEY_LEFT_WINDOW:
case evt.KEY_RIGHT_WINDOW:
case evt.KEY_SELECT:
case evt.KEY_NUM_LOCK:
case evt.KEY_SCROLL_LOCK:
case evt.KEY_NUMPAD_0:
case evt.KEY_NUMPAD_1:
case evt.KEY_NUMPAD_2:
case evt.KEY_NUMPAD_3:
case evt.KEY_NUMPAD_4:
case evt.KEY_NUMPAD_5:
case evt.KEY_NUMPAD_6:
case evt.KEY_NUMPAD_7:
case evt.KEY_NUMPAD_8:
case evt.KEY_NUMPAD_9:
case evt.KEY_NUMPAD_PERIOD:
break;
case evt.KEY_NUMPAD_MULTIPLY:
case evt.KEY_NUMPAD_PLUS:
case evt.KEY_NUMPAD_ENTER:
case evt.KEY_NUMPAD_MINUS:
case evt.KEY_NUMPAD_DIVIDE:
break;
case evt.KEY_PAUSE:
case evt.KEY_TAB:
case evt.KEY_BACKSPACE:
case evt.KEY_ENTER:
case evt.KEY_ESCAPE:
case evt.KEY_PAGE_UP:
case evt.KEY_PAGE_DOWN:
case evt.KEY_END:
case evt.KEY_HOME:
case evt.KEY_LEFT_ARROW:
case evt.KEY_UP_ARROW:
case evt.KEY_RIGHT_ARROW:
case evt.KEY_DOWN_ARROW:
case evt.KEY_INSERT:
case evt.KEY_DELETE:
case evt.KEY_F1:
case evt.KEY_F2:
case evt.KEY_F3:
case evt.KEY_F4:
case evt.KEY_F5:
case evt.KEY_F6:
case evt.KEY_F7:
case evt.KEY_F8:
case evt.KEY_F9:
case evt.KEY_F10:
case evt.KEY_F11:
case evt.KEY_F12:
case evt.KEY_F12:
case evt.KEY_F13:
case evt.KEY_F14:
case evt.KEY_F15:
case evt.KEY_CLEAR:
case evt.KEY_HELP:
evt.key = evt.keyCode;
break;
default:
if (evt.ctrlKey || evt.altKey) {
var unifiedCharCode = evt.keyCode;
if (unifiedCharCode >= 65 && unifiedCharCode <= 90 && evt.shiftKey == false) {
unifiedCharCode += 32;
}
if (unifiedCharCode >= 1 && unifiedCharCode <= 26 && evt.ctrlKey) {
unifiedCharCode += 96;
}
evt.key = String.fromCharCode(unifiedCharCode);
}
}
} else {
if (evt["type"] == "keypress") {
if (dojo.render.html.opera) {
if (evt.which == 0) {
evt.key = evt.keyCode;
} else {
if (evt.which > 0) {
switch (evt.which) {
case evt.KEY_SHIFT:
case evt.KEY_CTRL:
case evt.KEY_ALT:
case evt.KEY_CAPS_LOCK:
case evt.KEY_NUM_LOCK:
case evt.KEY_SCROLL_LOCK:
break;
case evt.KEY_PAUSE:
case evt.KEY_TAB:
case evt.KEY_BACKSPACE:
case evt.KEY_ENTER:
case evt.KEY_ESCAPE:
evt.key = evt.which;
break;
default:
var unifiedCharCode = evt.which;
if ((evt.ctrlKey || evt.altKey || evt.metaKey) && (evt.which >= 65 && evt.which <= 90 && evt.shiftKey == false)) {
unifiedCharCode += 32;
}
evt.key = String.fromCharCode(unifiedCharCode);
}
}
}
} else {
if (dojo.render.html.ie) {
if (!evt.ctrlKey && !evt.altKey && evt.keyCode >= evt.KEY_SPACE) {
evt.key = String.fromCharCode(evt.keyCode);
}
} else {
if (dojo.render.html.safari) {
switch (evt.keyCode) {
case 25:
evt.key = evt.KEY_TAB;
evt.shift = true;
break;
case 63232:
evt.key = evt.KEY_UP_ARROW;
break;
case 63233:
evt.key = evt.KEY_DOWN_ARROW;
break;
case 63234:
evt.key = evt.KEY_LEFT_ARROW;
break;
case 63235:
evt.key = evt.KEY_RIGHT_ARROW;
break;
case 63236:
evt.key = evt.KEY_F1;
break;
case 63237:
evt.key = evt.KEY_F2;
break;
case 63238:
evt.key = evt.KEY_F3;
break;
case 63239:
evt.key = evt.KEY_F4;
break;
case 63240:
evt.key = evt.KEY_F5;
break;
case 63241:
evt.key = evt.KEY_F6;
break;
case 63242:
evt.key = evt.KEY_F7;
break;
case 63243:
evt.key = evt.KEY_F8;
break;
case 63244:
evt.key = evt.KEY_F9;
break;
case 63245:
evt.key = evt.KEY_F10;
break;
case 63246:
evt.key = evt.KEY_F11;
break;
case 63247:
evt.key = evt.KEY_F12;
break;
case 63250:
evt.key = evt.KEY_PAUSE;
break;
case 63272:
evt.key = evt.KEY_DELETE;
break;
case 63273:
evt.key = evt.KEY_HOME;
break;
case 63275:
evt.key = evt.KEY_END;
break;
case 63276:
evt.key = evt.KEY_PAGE_UP;
break;
case 63277:
evt.key = evt.KEY_PAGE_DOWN;
break;
case 63302:
evt.key = evt.KEY_INSERT;
break;
case 63248:
case 63249:
case 63289:
break;
default:
evt.key = evt.charCode >= evt.KEY_SPACE ? String.fromCharCode(evt.charCode) : evt.keyCode;
}
} else {
evt.key = evt.charCode > 0 ? String.fromCharCode(evt.charCode) : evt.keyCode;
}
}
}
}
}
}
if (dojo.render.html.ie) {
if (!evt.target) {
evt.target = evt.srcElement;
}
if (!evt.currentTarget) {
evt.currentTarget = (sender ? sender : evt.srcElement);
}
if (!evt.layerX) {
evt.layerX = evt.offsetX;
}
if (!evt.layerY) {
evt.layerY = evt.offsetY;
}
var doc = (evt.srcElement && evt.srcElement.ownerDocument) ? evt.srcElement.ownerDocument : document;
var docBody = ((dojo.render.html.ie55) || (doc["compatMode"] == "BackCompat")) ? doc.body : doc.documentElement;
if (!evt.pageX) {
evt.pageX = evt.clientX + (docBody.scrollLeft || 0);
}
if (!evt.pageY) {
evt.pageY = evt.clientY + (docBody.scrollTop || 0);
}
if (evt.type == "mouseover") {
evt.relatedTarget = evt.fromElement;
}
if (evt.type == "mouseout") {
evt.relatedTarget = evt.toElement;
}
this.currentEvent = evt;
evt.callListener = this.callListener;
evt.stopPropagation = this._stopPropagation;
evt.preventDefault = this._preventDefault;
}
return evt;
};
this.stopEvent = function (evt) {
if (window.event) {
evt.cancelBubble = true;
evt.returnValue = false;
} else {
evt.preventDefault();
evt.stopPropagation();
}
};
};