daisydiff.js.dojo.src.event.browser.js Maven / Gradle / Ivy

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/*
	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");

// FIXME: any particular reason this is in the global scope?
dojo._ie_clobber = new function(){
	this.clobberNodes = [];

	function nukeProp(node, prop){
		// try{ node.removeAttribute(prop); 	}catch(e){ /* squelch */ }
		try{ node[prop] = null; 			}catch(e){ /* squelch */ }
		try{ delete node[prop]; 			}catch(e){ /* squelch */ }
		// FIXME: JotLive needs this, but I'm not sure if it's too slow or not
		try{ node.removeAttribute(prop);	}catch(e){ /* squelch */ }
	}

	this.clobber = function(nodeRef){
		var na;
		var tna;
		if(nodeRef){
			tna = nodeRef.all || nodeRef.getElementsByTagName("*");
			na = [nodeRef];
			for(var x=0; x=0; i=i-1){
			var el = na[i];
			try{
				if(el && el["__clobberAttrs__"]){
					for(var j=0; j= 65 && unifiedCharCode <= 90 && evt.shiftKey == false){
								unifiedCharCode += 32;
							}
							if(unifiedCharCode >= 1 && unifiedCharCode <= 26 && evt.ctrlKey){
								unifiedCharCode += 96; // 001-032 = ctrl+[a-z]
							}
							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){ // catch some IE keys that are hard to get in keyDown
					// key combinations were handled in onKeyDown
					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://prtscr
						case 63249://scrolllock
						case 63289://numlock
							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; }
			// FIXME: scroll position query is duped from dojo.html to avoid dependency on that entire module
			// DONOT replace the following to use dojo.body(), in IE, document.documentElement should be used
			// here rather than document.body
			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) }
			// mouseover
			if(evt.type == "mouseover"){ evt.relatedTarget = evt.fromElement; }
			// mouseout
			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; // Event
	}

	this.stopEvent = function(/*Event*/evt){
		// summary:
		//		prevents propigation and clobbers the default action of the
		//		passed event
		// evt: Optional for IE. The native event object.
		if(window.event){
			evt.cancelBubble = true;
			evt.returnValue = false;
		}else{
			evt.preventDefault();
			evt.stopPropagation();
		}
	}
}