* [Edbrowse-dev] [PATCH] attributes, Event, item, var s
@ 2017-09-05 5:30 Kevin Carhart
0 siblings, 0 replies; only message in thread
From: Kevin Carhart @ 2017-09-05 5:30 UTC (permalink / raw)
To: Edbrowse-dev
[-- Attachment #1: Type: text/plain, Size: 4370 bytes --]
>From 7efbfa49404222d6c7614385a02f9b7c8057a796 Mon Sep 17 00:00:00 2001
From: Kevin Carhart <kevin@carhart.net>
Date: Mon, 4 Sep 2017 22:19:41 -0700
Subject: [PATCH] Flesh out a few things in the DOM. Add the Event object and
pump it in to the addEventHandler and attachEvent. Turn s into a local
variable in getComputedStyle to avoid collisions
---
src/startwindow.js | 28 ++++++++++++++++++++++++----
1 file changed, 24 insertions(+), 4 deletions(-)
diff --git a/src/startwindow.js b/src/startwindow.js
index 9dcdd77..e246600 100644
--- a/src/startwindow.js
+++ b/src/startwindow.js
@@ -773,6 +773,7 @@ Document = function(){}
CSSStyleDeclaration = function(){
this.element = null;
this.style = this;
+ this.attributes = new Array;
};
CSSStyleDeclaration.prototype.getPropertyValue = function(p) {
@@ -787,7 +788,7 @@ document.style.bgcolor = "white";
getComputedStyle = function(e,pe) {
// disregarding pseudoelements for now
-s = new CSSStyleDeclaration;
+var s = new CSSStyleDeclaration;
s.element = e;
// This is a rather inefficient use of cssApply, but it is hardly ever called.
cssApply(e, s);
@@ -1122,6 +1123,23 @@ c.nodeType = 8;
return c;
}
+Event = function(options){
+ // event state is kept read-only by forcing
+ // a new object for each event. This may not
+ // be appropriate in the long run and we'll
+ // have to decide if we simply dont adhere to
+ // the read-only restriction of the specification
+ this._bubbles = true;
+ this._cancelable = true;
+ this._cancelled = false;
+ this._currentTarget = null;
+ this._target = null;
+ this._eventPhase = Event.AT_TARGET;
+ this._timeStamp = new Date().getTime();
+ this._preventDefault = false;
+ this._stopPropagation = false;
+};
+
/*********************************************************************
This is our addEventListener function.
It is bound to window, which is ok because window has such a function
@@ -1136,6 +1154,7 @@ Third arg is not used cause I don't understand it.
function addEventListener(ev, handler, notused)
{
+ev_before_changes = ev;
ev = "on" + ev;
var evarray = ev + "$$array"; // array of handlers
var evorig = ev + "$$orig"; // original handler from html
@@ -1149,7 +1168,7 @@ this[ev] = undefined;
}
this[evarray] = a;
eval(
-'this.' + ev + ' = function(){ var a = this.' + evarray + '; if(this.' + evorig + ') this.' + evorig + '(); for(var i = 0; i<a.length; ++i) {a[i]();} };');
+'this.' + ev + ' = function(){ var a = this.' + evarray + '; if(this.' + evorig + ') this.' + evorig + '(); for(var i = 0; i<a.length; ++i) {var tempEvent = new Event;tempEvent.type = "' + ev_before_changes + '";a[i](tempEvent);} };');
}
this[evarray].push(handler);
}
@@ -1198,7 +1217,7 @@ this[ev] = undefined;
}
this[evarray] = a;
eval(
-'this.' + ev + ' = function(){ var a = this.' + evarray + '; if(this.' + evorig + ') this.' + evorig + '(); for(var i = 0; i<a.length; ++i) a[i](); };');
+'this.' + ev + ' = function(){ var a = this.' + evarray + '; if(this.' + evorig + ') this.' + evorig + '(); for(var i = 0; i<a.length; ++i) {var tempEvent = new Event;tempEvent.type = "' + ev + '";a[i](tempEvent);} };');
}
this[evarray].push(handler);
}
@@ -1363,12 +1382,13 @@ Object.defineProperty(Array.prototype, "firstChild", { get: function() { return
Object.defineProperty(Array.prototype, "lastChild", { get: function() { return this[this.length-1]; } });
Object.defineProperty(Array.prototype, "nextSibling", { get: function() { return eb$getSibling(this,"next"); } });
Object.defineProperty(Array.prototype, "previousSibling", { get: function() { return eb$getSibling(this,"previous"); } });
+
Array.prototype.getAttribute = document.getAttribute;
Array.prototype.setAttribute = document.setAttribute;
Array.prototype.hasAttribute = document.hasAttribute;
Array.prototype.removeAttribute = document.removeAttribute;
Array.prototype.getAttributeNode = document.getAttributeNode;
-
+Array.prototype.item = function(x) { return this[x] };
/*********************************************************************
The rest of this file contains open source software form third parties.
These functions are useful to edbrowse, particularly in the area
--
1.8.3.2
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