js/com.cross-browser.cbe/cbe_event.js

/* cbe_event.js $Revision: 0.15 $
 * CBE v4.19, Cross-Browser DHTML API from Cross-Browser.com
 * Copyright (c) 2002 Michael Foster (mike@cross-browser.com)
 * Distributed under the terms of the GNU LGPL from gnu.org
*/
function cbeELReg(eventType, eventListener, eventCapture, listenerObject) { // event listener registration object constructor
  this.type = eventType; this.listener = eventListener; this.capture = eventCapture; this.obj = listenerObject;
}
function CrossBrowserEvent(e) { // Object constructor
  // from DOM2 Interface Event
  this.type = "";
  this.target = null;
  this.currentTarget = null;
  this.eventPhase = 0;
  this.bubbles = true;
  this.cancelable = true;
  this.timeStamp = 0;
  this.AT_TARGET = 1; this.BUBBLING_PHASE = 2; this.CAPTURING_PHASE = 3; // eventPhase masks
  // from DOM2 Interface MouseEvent : UIEvent
  this.screenX = 0;
  this.screenY = 0;
  this.clientX = 0;
  this.clientY = 0;
  this.ctrlKey = false;
  this.shiftKey = false;
  this.altKey = false;
  this.metaKey = false;
  this.button = 3; // 3 == undefined
  this.relatedTarget = null;
  this.LEFT = 0; this.MIDDLE = 1; this.RIGHT = 2; // button masks
  // from IE4 Object Model
  this.keyCode = 0;
  this.offsetX = 0;
  this.offsetY = 0;
  // from NN4 Object Model
  this.pageX = 0;
  this.pageY = 0;
  // CBE
  this.stopPropagationFlag = false;
  this.preventDefaultFlag = false;
  this.cbeTarget = window.cbe;
  this.cbeCurrentTarget = window.cbe;

  if (!e) return;
  
  if (e.type) { this.type = e.type; }
  if (e.target) { this.target = e.target; }
  else if (e.srcElement) { this.target = e.srcElement; }
  if (e.currentTarget) { this.currentTarget = e.currentTarget; }
  else if (e.toElement) { this.currentTarget = e.toElement; }
  if (e.eventPhase) { this.eventPhase = e.eventPhase; }
  if (e.bubbles) { this.bubbles = e.bubbles; }
  if (e.cancelable) { this.cancelable = e.cancelable; }
  if (e.timeStamp) { this.timeStamp = e.timeStamp; }

  if (e.screenX) { this.screenX = e.screenX; }
  if (e.screenY) { this.screenY = e.screenY; }
  if (is.opera5or6) { this.clientX = e.clientX - document.cbe.scrollLeft(); }
  else if (e.clientX) { this.clientX = e.clientX; }
  else if (e.pageX) { this.clientX = e.pageX - document.cbe.scrollLeft(); }
  if (is.opera5or6) { this.clientY = e.clientY - document.cbe.scrollLeft(); }
  else if (e.clientY) { this.clientY = e.clientY; }
  else if (e.pageY) { this.clientY = e.pageY - document.cbe.scrollLeft(); }
  if (is.opera5or6) { this.ctrlKey = e.type=='mousemove' ? e.shiftKey : e.ctrlKey; }
  else if (_def(e.ctrlKey)) { this.ctrlKey = e.ctrlKey; }
  else if (_def(e.modifiers) && window.Event) { this.ctrlKey = (e.modifiers & window.Event.CONTROL_MASK) != 0; }
  if (is.opera5or6) { this.shiftKey = e.type=='mousemove' ? e.ctrlKey : e.shiftKey; }
  else if (_def(e.shiftKey)) { this.shiftKey = e.shiftKey; }
  else if (_def(e.modifiers) && window.Event) { this.shiftKey = (e.modifiers & Event.SHIFT_MASK) != 0; }
  if (e.altKey) { this.altKey = e.altKey; }
  else if (_def(e.modifiers) && window.Event) { this.altKey = (e.modifiers & Event.ALT_MASK) != 0; }
  if (e.metaKey) { this.metaKey = e.metaKey; }

  // button (?)
  if (is.ie) { 
    if (this.type.indexOf('mouse') != -1) {
      if (e.button == 1) this.button = this.LEFT;
      else if (e.button == 4) this.button = this.MIDDLE;
      else if (e.button == 2) this.button = this.RIGHT;
    }
    else if (this.type == 'click') this.button = this.LEFT;
    else this.button = 4; // non-mouse event
  }
  else if (_def(e.button)) { // standard
    if (this.type.indexOf('mouse') != -1) { this.button = e.button; if (this.button < 0 || this.button > 2) {this.button = 3;} }
    else if (this.type == 'click') this.button = this.LEFT;
    else this.button = 4; // non-mouse event
  }  
  else if (_def(e.which)) {
    if (document.layers) { // nn4
      if (this.type.indexOf('mouse') != -1) { this.button = e.which - 1; if (this.button < 0 || this.button > 2) {this.button = 3;} }
      else if (this.type == 'click') this.button = this.LEFT;
      else this.button = 4; // non-mouse event
    }
    else { // opera5or6
      if ((e.type == 'click' && e.which == 0) || ((e.type == 'mousedown' || e.type == 'mouseup') && e.which == 1)) {this.button = this.LEFT;}
    }
  }

  if (e.relatedTarget) { this.relatedTarget = e.relatedTarget; }
  else if (e.fromElement) { this.relatedTarget = e.fromElement; } // ? may need to be toElement in some cases ?
  if (_def(e.which)) { this.keyCode = e.which; }
  else if (_def(e.keyCode)) { this.keyCode = e.keyCode; }
  var calcOfs = false;
  if (_def(e.layerX,e.layerY)) { this.offsetX = e.layerX; this.offsetY = e.layerY; }
  else calcOfs = true; // calculate it below
  if (is.opera5or6) { this.pageX = e.clientX; this.pageY = e.clientY; }
  else if (_def(e.pageX,e.pageY)) { this.pageX = e.pageX; this.pageY = e.pageY; }
  else {
    this.pageX = this.clientX + document.cbe.scrollLeft();
    this.pageY = this.clientY + document.cbe.scrollTop();
  }
  
  // Find the CBE event target
  if (document.layers) {
    this.cbeTarget = cbeGetNodeFromPoint(this.pageX, this.pageY);
    // NN4 note: mouseout works only if mouseover and mouseout are both added to the same object
    if (this.type == 'mouseover') cbeMOT = this.cbeTarget;
    else if (this.type == 'mouseout') this.cbeTarget = cbeMOT || document.cbe;
  }
  else { var target = this.target; while (!target.cbe) {target = cbeGetParentElement(target);} this.cbeTarget = target.cbe; }
  this.cbeCurrentTarget = this.cbeTarget;
  if (calcOfs) { this.offsetX = this.pageX - this.cbeTarget.pageX(); this.offsetY = this.pageY - this.cbeTarget.pageY(); }
}

CrossBrowserElement.prototype.addEventListener = function(eventType, eventListener, useCapture, listenerObject) {
  if (!useCapture) useCapture = false;
  eventType = eventType.toLowerCase();
  if (
    (eventType.indexOf('mouse') != -1)
    || eventType == 'click'
    || (eventType.indexOf('key') != -1)
/*    || (eventType.indexOf('resize') != -1 && !is.nav4 && !is.opera)
    || (eventType.indexOf('scroll') != -1 && !is.nav && !is.opera) */
  ) {
    var add=true;
    for (var i=0; i < this.listeners.length; ++i) { if (eventType == this.listeners[i].type) {add=false; break;} }
    if (add) {
      cbeNativeAddEventListener(this.ele, eventType, cbePropagateEvent, false);
    }
    this.listeners[this.listeners.length] = new cbeELReg(eventType, eventListener, useCapture, listenerObject);
    return;
  }
  switch(eventType) {
    case 'slidestart': this.onslidestart = eventListener; return;
    case 'slide': this.onslide = eventListener; return;
    case 'slideend': this.onslideend = eventListener; return;
    case 'dragstart': this.ondragstart = eventListener; return;
    case 'drag':
      this.ondragCapture = useCapture;
      this.ondrag = eventListener;
      this.addEventListener('mousedown', cbeDragStartEvent, useCapture);
      return;
    case 'dragend': this.ondragend = eventListener; return;
    case 'dragresize': if (window.cbeUtilJsLoaded) cbeAddDragResizeListener(this); return;
    case 'scroll':
      if (is.nav || is.opera) {
        window.cbeOldScrollTop = cbePageYOffset();
        window.cbeOnScrollListener = eventListener;
        cbeScrollEvent();
        return;
      }
      break;
    case 'resize':
      if (is.nav4 || is.opera) {
        window.cbeOldWidth = cbeInnerWidth();
        window.cbeOldHeight = cbeInnerHeight();
        window.cbeOnResizeListener = eventListener;
        cbeResizeEvent();
        return;
      }
      break;
  } // end switch
  cbeNativeAddEventListener(this.ele, eventType, eventListener, useCapture);
}
function cbeNativeAddEventListener(ele, eventType, eventListener, useCapture) {
  if (!useCapture) useCapture = false;
  eventType = eventType.toLowerCase();
  var eh = "ele.on" + eventType + "=eventListener";
  if (ele.addEventListener) {
    ele.addEventListener(eventType, eventListener, useCapture);
  }
  else if (ele.captureEvents) {
//    if (useCapture || (eventType.indexOf('mousemove')!=-1))  // ???
      ele.captureEvents(eval("Event." + eventType.toUpperCase()));
    eval(eh);
  }
  else { eval(eh); }
}
function cbeNativeRemoveEventListener(ele, eventType, eventListener, useCapture) {
  if (!useCapture) useCapture = false;
  eventType = eventType.toLowerCase();
  var eh = "ele.on" + eventType + "=null";
  if (ele.removeEventListener) {
    ele.removeEventListener(eventType, eventListener, useCapture);
  }
  else if (ele.releaseEvents) {
//    if (useCapture || (eventType.indexOf('mousemove')!=-1))  // ???
      ele.releaseEvents(eval("Event." + eventType.toUpperCase()));
    eval(eh);
  }
  else { eval(eh); }
}
CrossBrowserElement.prototype.removeEventListener = function(eventType, eventListener, useCapture) {
  eventType = eventType.toLowerCase();
  if (!useCapture) useCapture = false;
  if ((eventType.indexOf('mouse') != -1) || eventType == 'click' || (eventType.indexOf('key') != -1)) {
    var i;
    for (i = 0; i < this.listeners.length; ++i) {
      if (this.listeners[i].type == eventType && this.listeners[i].listener == eventListener && this.listeners[i].capture == useCapture) {
        if (this.listeners.splice) this.listeners.splice(i, 1);
        else this.listeners[i].type = "*";
        break;
      }
    }
    var remove=true;
    for (i = 0; i < this.listeners.length; ++i) { if (eventType == this.listeners[i].type) { remove = false; break; } }
    if (remove) cbeNativeRemoveEventListener(this.ele, eventType, cbePropagateEvent, false);
    return;
  }
  switch(eventType) {
    case 'slidestart': this.onslidestart = null; return;
    case 'slide': this.onslide = null; return;
    case 'slideend': this.onslideend = null; return;
    case 'dragstart': this.ondragstart = null; return;
    case 'drag':
      this.removeEventListener('mousedown', cbeDragStartEvent, this.ondragCapture);
      this.ondrag = null;
      return;
    case 'dragend': this.ondragend = null; return;
    case 'dragresize': if (window.cbeUtilJsLoaded) cbeRemoveDragResizeListener(this); return;
    case 'scroll':
      if (is.nav || is.opera) {
        window.cbeOnScrollListener = null;
        return;
      }
      break;
    case 'resize':
      if (is.nav4 || is.opera) {
        window.cbeOnResizeListener = null;
        return;
      }
      break;
  } // end switch
  cbeNativeRemoveEventListener(this.ele, eventType, eventListener, useCapture);
}
CrossBrowserEvent.prototype.stopPropagation = function() { this.stopPropagationFlag = true; }
CrossBrowserEvent.prototype.preventDefault = function() { this.preventDefaultFlag = true; }
CrossBrowserElement.prototype.dispatchEvent= function(e) {
  var dispatch;
  e.cbeCurrentTarget = this;
  for (var i=0; i < this.listeners.length; ++i) {
    dispatch = false;
    if (e.type == this.listeners[i].type) {
      if (e.eventPhase == e.CAPTURING_PHASE) {
        if (this.listeners[i].capture) dispatch = true;
      }
      else if (!this.listeners[i].capture) dispatch = true;
    }
    if (dispatch) {
      if (this.listeners[i].obj) cbeEval(this.listeners[i].obj, this.listeners[i].listener, e);
      else cbeEval(this.listeners[i].listener, e);
    }
  }
}
function cbePropagateEvent(evt) {
  var i=0, e=null, a=new Array();
  if (evt) e = new CrossBrowserEvent(evt);
  else if (window.event) e = new CrossBrowserEvent(window.event);
  else return;
  // Create an array of EventTargets, following the parent chain up (does not include cbeTarget)
  var node = e.cbeTarget.parentNode;
  while(node) {
    a[i++] = node;
    node = node.parentNode;
  }
  // The capturing phase
  e.eventPhase = e.CAPTURING_PHASE;
  for (i = a.length-1; i>=0; --i) {
    a[i].dispatchEvent(e);
    if (e.stopPropagationFlag) break;
  }
  // The at-target phase
  if (!e.stopPropagationFlag) {
    e.eventPhase = e.AT_TARGET;
    e.cbeTarget.dispatchEvent(e);
    // The bubbling phase
    if (!e.stopPropagationFlag && e.bubbles) {
      e.eventPhase = e.BUBBLING_PHASE;
      for (i = 0; i < a.length; ++i) {
        a[i].dispatchEvent(e);
        if (e.stopPropagationFlag) break;
      }
    }
  }
  //  Don't allow native bubbling
  if (is.ie) window.event.cancelBubble = true;
  else if (is.gecko) evt.stopPropagation();
  // Allow listener to cancel default action
  if (e.cancelable && e.preventDefaultFlag) {
    if (is.gecko || is.opera) evt.preventDefault();
    return false;
  }
  else return true;
}
function cbeGetNodeFromPoint(x, y) {
  var hn /* highNode */, hz=0 /* highZ */, cn /* currentNode */, cz /* currentZ */;
  hn = document.cbe;
  while (hn.firstChild && hz >= 0) {
    hz = -1;
    cn = hn.firstChild;
    while (cn) {
      if (cn.contains(x, y)) {
        cz = cn.zIndex();
        if (cz >= hz) {
          hn = cn;
          hz = cz;
        }
      }
      cn = cn.nextSibling;
    }
  }
  return hn;
}
function cbeScrollEvent() {
  if (!window.cbeOnScrollListener) { return; }
  if (cbePageYOffset() != window.cbeOldScrollTop) {
    cbeEval(window.cbeOnScrollListener);
    window.cbeOldScrollTop = cbePageYOffset();
  }
  setTimeout("cbeScrollEvent()", 250);
}
function cbeResizeEvent() {
  if (!window.cbeOnResizeListener) { return; }
  var dw = window.cbeOldWidth - cbeInnerWidth();
  var dh = window.cbeOldHeight - cbeInnerHeight();
  if (dw != 0 || dh != 0) {
    if (window.cbeOnResizeListener) cbeEval(window.cbeOnResizeListener, dw, dh);
    window.cbeOldWidth = cbeInnerWidth();
    window.cbeOldHeight = cbeInnerHeight();
  }
  setTimeout("cbeResizeEvent()", 250);
}
function cbeDefaultResizeListener() {
  if (is.opera) location.replace(location.href);
  else history.go(0);
}
var cbeDragObj, cbeDragTarget, cbeDragPhase;
function cbeDragStartEvent(e) {
  if (is.opera) { var tn = e.target.tagName.toLowerCase(); if (tn == 'a') return; }
  else if (is.nav4) { if (e.target.href) return; }
  cbeDragObj = e.cbeCurrentTarget;
  cbeDragTarget = e.cbeTarget;
  if (cbeDragTarget.id == cbeDragObj.id) cbeDragPhase = e.AT_TARGET;
  else if (cbeDragObj.ondragCapture) cbeDragPhase = e.CAPTURING_PHASE;
  else cbeDragPhase = e.BUBBLING_PHASE;
  if (cbeDragObj) {
    if (cbeDragObj.ondragstart) { e.type = 'dragstart'; cbeEval(cbeDragObj.ondragstart, e); e.type = 'mousedown'; }
    cbeDragObj.x = e.pageX;
    cbeDragObj.y = e.pageY;
    document.cbe.addEventListener('mousemove', cbeDragEvent, cbeDragObj.ondragCapture);
    document.cbe.addEventListener('mouseup', cbeDragEndEvent, false);
  }
  e.stopPropagation();
  e.preventDefault();
}
function cbeDragEndEvent(e) {
  document.cbe.removeEventListener('mousemove', cbeDragEvent, cbeDragObj.ondragCapture);
  document.cbe.removeEventListener('mouseup', cbeDragEndEvent, false);
  if (cbeDragObj.ondragend) {
    e.type = 'dragend';
    e.cbeCurrentTarget = cbeDragObj;
    e.cbeTarget = cbeDragTarget;
    cbeEval(cbeDragObj.ondragend, e);
    e.type = 'mouseup';
  }
  //e.stopPropagation();
  e.preventDefault();
}
function cbeDragEvent(e) {
  if (cbeDragObj) {
    e.dx = e.pageX - cbeDragObj.x;
    e.dy = e.pageY - cbeDragObj.y;
    cbeDragObj.x = e.pageX;
    cbeDragObj.y = e.pageY;
    e.type = 'drag';
    e.cbeTarget = cbeDragTarget;
    e.cbeCurrentTarget = cbeDragObj;
    e.eventPhase = cbeDragPhase;
    if (cbeDragObj.ondrag) cbeEval(cbeDragObj.ondrag, e);
    else cbeDragObj.moveBy(e.dx,e.dy);
    e.type = 'mousemove';
  }
  //e.stopPropagation();
  e.preventDefault();
}
var cbeEventPhase = new Array('', 'AT_TARGET', 'BUBBLING_PHASE', 'CAPTURING_PHASE');
var cbeButton = new Array('LEFT', 'MIDDLE', 'RIGHT', 'undefined', 'non-mouse event');
CrossBrowserElement.prototype.ondragstart = null;
CrossBrowserElement.prototype.ondrag = null;
CrossBrowserElement.prototype.ondragend = null;
var cbeEventJsLoaded = true;
// End cbe_event.js
1	/* cbe_event.js $Revision: 0.15 $
2	* CBE v4.19, Cross-Browser DHTML API from Cross-Browser.com
3	* Copyright (c) 2002 Michael Foster (mike@cross-browser.com)
4	* Distributed under the terms of the GNU LGPL from gnu.org
5	*/
6	function cbeELReg(eventType, eventListener, eventCapture, listenerObject) { // event listener registration object constructor
7	this.type = eventType; this.listener = eventListener; this.capture = eventCapture; this.obj = listenerObject;
8	}
9	function CrossBrowserEvent(e) { // Object constructor
10	// from DOM2 Interface Event
11	this.type = "";
12	this.target = null;
13	this.currentTarget = null;
14	this.eventPhase = 0;
15	this.bubbles = true;
16	this.cancelable = true;
17	this.timeStamp = 0;
18	this.AT_TARGET = 1; this.BUBBLING_PHASE = 2; this.CAPTURING_PHASE = 3; // eventPhase masks
19	// from DOM2 Interface MouseEvent : UIEvent
20	this.screenX = 0;
21	this.screenY = 0;
22	this.clientX = 0;
23	this.clientY = 0;
24	this.ctrlKey = false;
25	this.shiftKey = false;
26	this.altKey = false;
27	this.metaKey = false;
28	this.button = 3; // 3 == undefined
29	this.relatedTarget = null;
30	this.LEFT = 0; this.MIDDLE = 1; this.RIGHT = 2; // button masks
31	// from IE4 Object Model
32	this.keyCode = 0;
33	this.offsetX = 0;
34	this.offsetY = 0;
35	// from NN4 Object Model
36	this.pageX = 0;
37	this.pageY = 0;
38	// CBE
39	this.stopPropagationFlag = false;
40	this.preventDefaultFlag = false;
41	this.cbeTarget = window.cbe;
42	this.cbeCurrentTarget = window.cbe;
43
44	if (!e) return;
45
46	if (e.type) { this.type = e.type; }
47	if (e.target) { this.target = e.target; }
48	else if (e.srcElement) { this.target = e.srcElement; }
49	if (e.currentTarget) { this.currentTarget = e.currentTarget; }
50	else if (e.toElement) { this.currentTarget = e.toElement; }
51	if (e.eventPhase) { this.eventPhase = e.eventPhase; }
52	if (e.bubbles) { this.bubbles = e.bubbles; }
53	if (e.cancelable) { this.cancelable = e.cancelable; }
54	if (e.timeStamp) { this.timeStamp = e.timeStamp; }
55
56	if (e.screenX) { this.screenX = e.screenX; }
57	if (e.screenY) { this.screenY = e.screenY; }
58	if (is.opera5or6) { this.clientX = e.clientX - document.cbe.scrollLeft(); }
59	else if (e.clientX) { this.clientX = e.clientX; }
60	else if (e.pageX) { this.clientX = e.pageX - document.cbe.scrollLeft(); }
61	if (is.opera5or6) { this.clientY = e.clientY - document.cbe.scrollLeft(); }
62	else if (e.clientY) { this.clientY = e.clientY; }
63	else if (e.pageY) { this.clientY = e.pageY - document.cbe.scrollLeft(); }
64	if (is.opera5or6) { this.ctrlKey = e.type=='mousemove' ? e.shiftKey : e.ctrlKey; }
65	else if (_def(e.ctrlKey)) { this.ctrlKey = e.ctrlKey; }
66	else if (_def(e.modifiers) && window.Event) { this.ctrlKey = (e.modifiers & window.Event.CONTROL_MASK) != 0; }
67	if (is.opera5or6) { this.shiftKey = e.type=='mousemove' ? e.ctrlKey : e.shiftKey; }
68	else if (_def(e.shiftKey)) { this.shiftKey = e.shiftKey; }
69	else if (_def(e.modifiers) && window.Event) { this.shiftKey = (e.modifiers & Event.SHIFT_MASK) != 0; }
70	if (e.altKey) { this.altKey = e.altKey; }
71	else if (_def(e.modifiers) && window.Event) { this.altKey = (e.modifiers & Event.ALT_MASK) != 0; }
72	if (e.metaKey) { this.metaKey = e.metaKey; }
73
74	// button (?)
75	if (is.ie) {
76	if (this.type.indexOf('mouse') != -1) {
77	if (e.button == 1) this.button = this.LEFT;
78	else if (e.button == 4) this.button = this.MIDDLE;
79	else if (e.button == 2) this.button = this.RIGHT;
80	}
81	else if (this.type == 'click') this.button = this.LEFT;
82	else this.button = 4; // non-mouse event
83	}
84	else if (_def(e.button)) { // standard
85	if (this.type.indexOf('mouse') != -1) { this.button = e.button; if (this.button < 0 \|\| this.button > 2) {this.button = 3;} }
86	else if (this.type == 'click') this.button = this.LEFT;
87	else this.button = 4; // non-mouse event
88	}
89	else if (_def(e.which)) {
90	if (document.layers) { // nn4
91	if (this.type.indexOf('mouse') != -1) { this.button = e.which - 1; if (this.button < 0 \|\| this.button > 2) {this.button = 3;} }
92	else if (this.type == 'click') this.button = this.LEFT;
93	else this.button = 4; // non-mouse event
94	}
95	else { // opera5or6
96	if ((e.type == 'click' && e.which == 0) \|\| ((e.type == 'mousedown' \|\| e.type == 'mouseup') && e.which == 1)) {this.button = this.LEFT;}
97	}
98	}
99
100	if (e.relatedTarget) { this.relatedTarget = e.relatedTarget; }
101	else if (e.fromElement) { this.relatedTarget = e.fromElement; } // ? may need to be toElement in some cases ?
102	if (_def(e.which)) { this.keyCode = e.which; }
103	else if (_def(e.keyCode)) { this.keyCode = e.keyCode; }
104	var calcOfs = false;
105	if (_def(e.layerX,e.layerY)) { this.offsetX = e.layerX; this.offsetY = e.layerY; }
106	else calcOfs = true; // calculate it below
107	if (is.opera5or6) { this.pageX = e.clientX; this.pageY = e.clientY; }
108	else if (_def(e.pageX,e.pageY)) { this.pageX = e.pageX; this.pageY = e.pageY; }
109	else {
110	this.pageX = this.clientX + document.cbe.scrollLeft();
111	this.pageY = this.clientY + document.cbe.scrollTop();
112	}
113
114	// Find the CBE event target
115	if (document.layers) {
116	this.cbeTarget = cbeGetNodeFromPoint(this.pageX, this.pageY);
117	// NN4 note: mouseout works only if mouseover and mouseout are both added to the same object
118	if (this.type == 'mouseover') cbeMOT = this.cbeTarget;
119	else if (this.type == 'mouseout') this.cbeTarget = cbeMOT \|\| document.cbe;
120	}
121	else { var target = this.target; while (!target.cbe) {target = cbeGetParentElement(target);} this.cbeTarget = target.cbe; }
122	this.cbeCurrentTarget = this.cbeTarget;
123	if (calcOfs) { this.offsetX = this.pageX - this.cbeTarget.pageX(); this.offsetY = this.pageY - this.cbeTarget.pageY(); }
124	}
125
126	CrossBrowserElement.prototype.addEventListener = function(eventType, eventListener, useCapture, listenerObject) {
127	if (!useCapture) useCapture = false;
128	eventType = eventType.toLowerCase();
129	if (
130	(eventType.indexOf('mouse') != -1)
131	\|\| eventType == 'click'
132	\|\| (eventType.indexOf('key') != -1)
133	/* \|\| (eventType.indexOf('resize') != -1 && !is.nav4 && !is.opera)
134	\|\| (eventType.indexOf('scroll') != -1 && !is.nav && !is.opera) */
135	) {
136	var add=true;
137	for (var i=0; i < this.listeners.length; ++i) { if (eventType == this.listeners[i].type) {add=false; break;} }
138	if (add) {
139	cbeNativeAddEventListener(this.ele, eventType, cbePropagateEvent, false);
140	}
141	this.listeners[this.listeners.length] = new cbeELReg(eventType, eventListener, useCapture, listenerObject);
142	return;
143	}
144	switch(eventType) {
145	case 'slidestart': this.onslidestart = eventListener; return;
146	case 'slide': this.onslide = eventListener; return;
147	case 'slideend': this.onslideend = eventListener; return;
148	case 'dragstart': this.ondragstart = eventListener; return;
149	case 'drag':
150	this.ondragCapture = useCapture;
151	this.ondrag = eventListener;
152	this.addEventListener('mousedown', cbeDragStartEvent, useCapture);
153	return;
154	case 'dragend': this.ondragend = eventListener; return;
155	case 'dragresize': if (window.cbeUtilJsLoaded) cbeAddDragResizeListener(this); return;
156	case 'scroll':
157	if (is.nav \|\| is.opera) {
158	window.cbeOldScrollTop = cbePageYOffset();
159	window.cbeOnScrollListener = eventListener;
160	cbeScrollEvent();
161	return;
162	}
163	break;
164	case 'resize':
165	if (is.nav4 \|\| is.opera) {
166	window.cbeOldWidth = cbeInnerWidth();
167	window.cbeOldHeight = cbeInnerHeight();
168	window.cbeOnResizeListener = eventListener;
169	cbeResizeEvent();
170	return;
171	}
172	break;
173	} // end switch
174	cbeNativeAddEventListener(this.ele, eventType, eventListener, useCapture);
175	}
176	function cbeNativeAddEventListener(ele, eventType, eventListener, useCapture) {
177	if (!useCapture) useCapture = false;
178	eventType = eventType.toLowerCase();
179	var eh = "ele.on" + eventType + "=eventListener";
180	if (ele.addEventListener) {
181	ele.addEventListener(eventType, eventListener, useCapture);
182	}
183	else if (ele.captureEvents) {
184	// if (useCapture \|\| (eventType.indexOf('mousemove')!=-1)) // ???
185	ele.captureEvents(eval("Event." + eventType.toUpperCase()));
186	eval(eh);
187	}
188	else { eval(eh); }
189	}
190	function cbeNativeRemoveEventListener(ele, eventType, eventListener, useCapture) {
191	if (!useCapture) useCapture = false;
192	eventType = eventType.toLowerCase();
193	var eh = "ele.on" + eventType + "=null";
194	if (ele.removeEventListener) {
195	ele.removeEventListener(eventType, eventListener, useCapture);
196	}
197	else if (ele.releaseEvents) {
198	// if (useCapture \|\| (eventType.indexOf('mousemove')!=-1)) // ???
199	ele.releaseEvents(eval("Event." + eventType.toUpperCase()));
200	eval(eh);
201	}
202	else { eval(eh); }
203	}
204	CrossBrowserElement.prototype.removeEventListener = function(eventType, eventListener, useCapture) {
205	eventType = eventType.toLowerCase();
206	if (!useCapture) useCapture = false;
207	if ((eventType.indexOf('mouse') != -1) \|\| eventType == 'click' \|\| (eventType.indexOf('key') != -1)) {
208	var i;
209	for (i = 0; i < this.listeners.length; ++i) {
210	if (this.listeners[i].type == eventType && this.listeners[i].listener == eventListener && this.listeners[i].capture == useCapture) {
211	if (this.listeners.splice) this.listeners.splice(i, 1);
212	else this.listeners[i].type = "*";
213	break;
214	}
215	}
216	var remove=true;
217	for (i = 0; i < this.listeners.length; ++i) { if (eventType == this.listeners[i].type) { remove = false; break; } }
218	if (remove) cbeNativeRemoveEventListener(this.ele, eventType, cbePropagateEvent, false);
219	return;
220	}
221	switch(eventType) {
222	case 'slidestart': this.onslidestart = null; return;
223	case 'slide': this.onslide = null; return;
224	case 'slideend': this.onslideend = null; return;
225	case 'dragstart': this.ondragstart = null; return;
226	case 'drag':
227	this.removeEventListener('mousedown', cbeDragStartEvent, this.ondragCapture);
228	this.ondrag = null;
229	return;
230	case 'dragend': this.ondragend = null; return;
231	case 'dragresize': if (window.cbeUtilJsLoaded) cbeRemoveDragResizeListener(this); return;
232	case 'scroll':
233	if (is.nav \|\| is.opera) {
234	window.cbeOnScrollListener = null;
235	return;
236	}
237	break;
238	case 'resize':
239	if (is.nav4 \|\| is.opera) {
240	window.cbeOnResizeListener = null;
241	return;
242	}
243	break;
244	} // end switch
245	cbeNativeRemoveEventListener(this.ele, eventType, eventListener, useCapture);
246	}
247	CrossBrowserEvent.prototype.stopPropagation = function() { this.stopPropagationFlag = true; }
248	CrossBrowserEvent.prototype.preventDefault = function() { this.preventDefaultFlag = true; }
249	CrossBrowserElement.prototype.dispatchEvent= function(e) {
250	var dispatch;
251	e.cbeCurrentTarget = this;
252	for (var i=0; i < this.listeners.length; ++i) {
253	dispatch = false;
254	if (e.type == this.listeners[i].type) {
255	if (e.eventPhase == e.CAPTURING_PHASE) {
256	if (this.listeners[i].capture) dispatch = true;
257	}
258	else if (!this.listeners[i].capture) dispatch = true;
259	}
260	if (dispatch) {
261	if (this.listeners[i].obj) cbeEval(this.listeners[i].obj, this.listeners[i].listener, e);
262	else cbeEval(this.listeners[i].listener, e);
263	}
264	}
265	}
266	function cbePropagateEvent(evt) {
267	var i=0, e=null, a=new Array();
268	if (evt) e = new CrossBrowserEvent(evt);
269	else if (window.event) e = new CrossBrowserEvent(window.event);
270	else return;
271	// Create an array of EventTargets, following the parent chain up (does not include cbeTarget)
272	var node = e.cbeTarget.parentNode;
273	while(node) {
274	a[i++] = node;
275	node = node.parentNode;
276	}
277	// The capturing phase
278	e.eventPhase = e.CAPTURING_PHASE;
279	for (i = a.length-1; i>=0; --i) {
280	a[i].dispatchEvent(e);
281	if (e.stopPropagationFlag) break;
282	}
283	// The at-target phase
284	if (!e.stopPropagationFlag) {
285	e.eventPhase = e.AT_TARGET;
286	e.cbeTarget.dispatchEvent(e);
287	// The bubbling phase
288	if (!e.stopPropagationFlag && e.bubbles) {
289	e.eventPhase = e.BUBBLING_PHASE;
290	for (i = 0; i < a.length; ++i) {
291	a[i].dispatchEvent(e);
292	if (e.stopPropagationFlag) break;
293	}
294	}
295	}
296	// Don't allow native bubbling
297	if (is.ie) window.event.cancelBubble = true;
298	else if (is.gecko) evt.stopPropagation();
299	// Allow listener to cancel default action
300	if (e.cancelable && e.preventDefaultFlag) {
301	if (is.gecko \|\| is.opera) evt.preventDefault();
302	return false;
303	}
304	else return true;
305	}
306	function cbeGetNodeFromPoint(x, y) {
307	var hn /* highNode /, hz=0 / highZ /, cn / currentNode /, cz / currentZ */;
308	hn = document.cbe;
309	while (hn.firstChild && hz >= 0) {
310	hz = -1;
311	cn = hn.firstChild;
312	while (cn) {
313	if (cn.contains(x, y)) {
314	cz = cn.zIndex();
315	if (cz >= hz) {
316	hn = cn;
317	hz = cz;
318	}
319	}
320	cn = cn.nextSibling;
321	}
322	}
323	return hn;
324	}
325	function cbeScrollEvent() {
326	if (!window.cbeOnScrollListener) { return; }
327	if (cbePageYOffset() != window.cbeOldScrollTop) {
328	cbeEval(window.cbeOnScrollListener);
329	window.cbeOldScrollTop = cbePageYOffset();
330	}
331	setTimeout("cbeScrollEvent()", 250);
332	}
333	function cbeResizeEvent() {
334	if (!window.cbeOnResizeListener) { return; }
335	var dw = window.cbeOldWidth - cbeInnerWidth();
336	var dh = window.cbeOldHeight - cbeInnerHeight();
337	if (dw != 0 \|\| dh != 0) {
338	if (window.cbeOnResizeListener) cbeEval(window.cbeOnResizeListener, dw, dh);
339	window.cbeOldWidth = cbeInnerWidth();
340	window.cbeOldHeight = cbeInnerHeight();
341	}
342	setTimeout("cbeResizeEvent()", 250);
343	}
344	function cbeDefaultResizeListener() {
345	if (is.opera) location.replace(location.href);
346	else history.go(0);
347	}
348	var cbeDragObj, cbeDragTarget, cbeDragPhase;
349	function cbeDragStartEvent(e) {
350	if (is.opera) { var tn = e.target.tagName.toLowerCase(); if (tn == 'a') return; }
351	else if (is.nav4) { if (e.target.href) return; }
352	cbeDragObj = e.cbeCurrentTarget;
353	cbeDragTarget = e.cbeTarget;
354	if (cbeDragTarget.id == cbeDragObj.id) cbeDragPhase = e.AT_TARGET;
355	else if (cbeDragObj.ondragCapture) cbeDragPhase = e.CAPTURING_PHASE;
356	else cbeDragPhase = e.BUBBLING_PHASE;
357	if (cbeDragObj) {
358	if (cbeDragObj.ondragstart) { e.type = 'dragstart'; cbeEval(cbeDragObj.ondragstart, e); e.type = 'mousedown'; }
359	cbeDragObj.x = e.pageX;
360	cbeDragObj.y = e.pageY;
361	document.cbe.addEventListener('mousemove', cbeDragEvent, cbeDragObj.ondragCapture);
362	document.cbe.addEventListener('mouseup', cbeDragEndEvent, false);
363	}
364	e.stopPropagation();
365	e.preventDefault();
366	}
367	function cbeDragEndEvent(e) {
368	document.cbe.removeEventListener('mousemove', cbeDragEvent, cbeDragObj.ondragCapture);
369	document.cbe.removeEventListener('mouseup', cbeDragEndEvent, false);
370	if (cbeDragObj.ondragend) {
371	e.type = 'dragend';
372	e.cbeCurrentTarget = cbeDragObj;
373	e.cbeTarget = cbeDragTarget;
374	cbeEval(cbeDragObj.ondragend, e);
375	e.type = 'mouseup';
376	}
377	//e.stopPropagation();
378	e.preventDefault();
379	}
380	function cbeDragEvent(e) {
381	if (cbeDragObj) {
382	e.dx = e.pageX - cbeDragObj.x;
383	e.dy = e.pageY - cbeDragObj.y;
384	cbeDragObj.x = e.pageX;
385	cbeDragObj.y = e.pageY;
386	e.type = 'drag';
387	e.cbeTarget = cbeDragTarget;
388	e.cbeCurrentTarget = cbeDragObj;
389	e.eventPhase = cbeDragPhase;
390	if (cbeDragObj.ondrag) cbeEval(cbeDragObj.ondrag, e);
391	else cbeDragObj.moveBy(e.dx,e.dy);
392	e.type = 'mousemove';
393	}
394	//e.stopPropagation();
395	e.preventDefault();
396	}
397	var cbeEventPhase = new Array('', 'AT_TARGET', 'BUBBLING_PHASE', 'CAPTURING_PHASE');
398	var cbeButton = new Array('LEFT', 'MIDDLE', 'RIGHT', 'undefined', 'non-mouse event');
399	CrossBrowserElement.prototype.ondragstart = null;
400	CrossBrowserElement.prototype.ondrag = null;
401	CrossBrowserElement.prototype.ondragend = null;
402	var cbeEventJsLoaded = true;
403	// End cbe_event.js
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