Rev 20 | Details | Compare with Previous | Last modification | View Log | RSS feed
| Rev | Author | Line No. | Line |
|---|---|---|---|
| 20 | reyssat | 1 | /* |
| 2 | DynAPI Distribution |
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| 3 | MouseEvent Class |
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| 4 | |||
| 5 | The DynAPI Distribution is distributed under the terms of the GNU LGPL license. |
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| 13573 | obado | 6 | |
| 20 | reyssat | 7 | requires: dynapi.api.DynDocument |
| 8 | */ |
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| 9 | |||
| 10 | function MouseEvent(dyndoc) { |
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| 11 | this.DynEvent = DynEvent; |
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| 12 | this.DynEvent(); |
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| 13 | this.bubble = true; |
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| 14 | this._mouseEvent = null; |
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| 15 | this._relative = null; |
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| 16 | this._dyndoc = dyndoc; |
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| 17 | }; |
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| 18 | var p = dynapi.setPrototype('MouseEvent','DynEvent'); |
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| 19 | p.getX = function() {return this.x}; |
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| 20 | p.getY = function() {return this.y}; |
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| 21 | p.getPageX = function() {return this.pageX}; |
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| 22 | p.getPageY = function() {return this.pageY}; |
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| 23 | p.getRelative = function() {return this._relative}; |
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| 24 | p.preventBubble = function() {this.bubble = false;}; |
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| 25 | p.getButton = function() { |
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| 26 | if (!this._mouseEvent) return "left"; |
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| 27 | var b = this._mouseEvent.button; |
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| 28 | if (b==4) return "middle"; |
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| 29 | if (b==2) return "right"; |
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| 30 | else return "left"; |
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| 31 | }; |
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| 32 | p._init = function(type,e,src) { |
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| 33 | this.type = type; |
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| 34 | this._mouseEvent = e; |
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| 35 | this.origin = src; |
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| 36 | this.bubbleChild = null; |
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| 37 | this.defaultValue = true; |
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| 38 | this.bubble = true; |
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| 39 | }; |
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| 40 | p._invoke = function() { |
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| 41 | var o = this.origin; |
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| 42 | o.invokeEvent(this.type,this); |
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| 43 | }; |
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| 44 | |||
| 45 | MouseEvent._getContainerLayerOf = function(element) { |
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| 46 | if (!element) return null; |
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| 47 | while (!element._dynobj && element.parentElement && element.parentElement!=element) { |
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| 48 | element = element.parentElement; |
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| 49 | } |
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| 50 | return element._dynobj; |
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| 51 | }; |
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| 52 | MouseEvent.trapMouseUp = dynapi.functions.False; // or MouseEvent.trapMouseUp=null |
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| 53 | |||
| 54 | MouseEvent._eventHandler = function() { |
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| 55 | var e = dynapi.frame.event; |
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| 56 | var dynobj; |
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| 57 | if (this._dynobj) dynobj = this._dynobj; |
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| 58 | else if (e.srcElement._dynobj) dynobj = e.srcElement._dynobj; |
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| 59 | else dynobj = dynapi.document; |
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| 60 | |||
| 61 | var dyndoc = dynobj._dyndoc; |
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| 62 | var target = e.srcElement; |
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| 63 | |||
| 64 | var me = dyndoc._mouseEvent; |
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| 65 | var src = MouseEvent._getContainerLayerOf(target); |
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| 66 | me._init(e.type,e,src); |
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| 67 | |||
| 68 | var rel = e.type=="mouseout"? e.toElement : e.fromElement; |
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| 69 | var r = me._relative = MouseEvent._getContainerLayerOf(rel); |
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| 70 | if (e.type=="mouseout" || e.type=="mouseover") { |
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| 71 | if (r && (r==src||src.isParentOf(r))) return; //fix for #15 (ie only) |
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| 72 | //if (r&&(r==src.parent||r.isChildOf(src.parent))) me.bubble=false; |
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| 73 | if (r&&(r==src.parent||r.isChildOf(src.parent))) me.bubble=false; |
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| 74 | } |
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| 75 | me.pageX = e.clientX; |
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| 76 | me.pageY = e.clientY; |
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| 77 | if(!src) return; |
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| 78 | me.x = me.pageX - src.getPageX(); //offsetX; |
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| 79 | me.y = me.pageY - src.getPageY(); //offsetY; |
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| 80 | e.cancelBubble = true; |
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| 81 | me._invoke(); |
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| 82 | |||
| 83 | var tt=target.type; |
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| 84 | var tn=(target.tagName+'').toLowerCase(); |
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| 85 | |||
| 86 | // fix for form elements inside drag-enabled layer #08 |
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| 87 | if(tt=='textarea'||tt=='text' && target.onselectstart==null) target.onselectstart = dynapi.functions.Allow; |
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| 88 | if(e.type=='mousedown' && tn=='input'||tn=='textarea'||tn=='button') { |
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| 89 | var de=dynapi.frame.DragEvent; |
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| 90 | de=(de && de.dragevent)? de.dragevent:null; |
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| 91 | if(de && de.isDragging) de.cancelDrag(); |
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| 92 | } |
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| 93 | |||
| 94 | // prevent image dragging |
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| 95 | if(target.tagName=='IMG' && typeof(target.ondragstart)!="function") { |
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| 96 | target.ondragstart=dynapi.functions.False; |
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| 97 | } |
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| 98 | |||
| 99 | }; |
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| 100 | |||
| 101 | DynElement.prototype.captureMouseEvents = function() { |
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| 102 | this._hasMouseEvents = true; |
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| 103 | if (this.elm) { |
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| 104 | var elm = (this.getClassName()=='DynDocument')? this.doc : this.elm; |
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| 105 | elm.onmouseover = elm.onmouseout = elm.onmousedown = elm.onmouseup = elm.onclick = elm.ondblclick = elm.onmousemove = MouseEvent._eventHandler; |
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| 106 | //elm.oncontextmenu = MouseEvent.trapMouseUp; |
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| 107 | } |
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| 108 | }; |
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| 109 | |||
| 110 | DynElement.prototype.releaseMouseEvents = function() { |
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| 111 | this._hasMouseEvents = false; |
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| 112 | if (this.elm) { |
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| 113 | var elm = (this.getClassName()=='DynDocument')? this.doc : this.elm; |
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| 114 | elm.onmousedown = elm.onmouseup = elm.onclick = elm.ondblclick = null; |
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| 115 | elm.oncontextmenu = null; |
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| 116 | } |
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| 117 | }; |
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| 118 | |||
| 119 | function main() { |
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| 120 | dynapi.document._mouseEvent = new MouseEvent(dynapi.document); |
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| 121 | }; |
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| 122 | if (!dynapi.loaded) main(); |