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Added Luke's patch to re-factor the accesskey-hints.js file using JSON notation.

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Fixes #223.



git-svn-id: http://www.rousette.org.uk/svn/tracks-repos/trunk@205 a4c988fc-2ded-0310-b66e-134b36920a42
This commit is contained in:
bsag 2006-03-11 12:19:36 +00:00
parent 0ee4b8f6d1
commit c18db17054
2 changed files with 51 additions and 72 deletions
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49
tracks/public/javascripts/accesskey-hints.js
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@ -13,20 +13,17 @@
* Use the following markup to include the library: * Use the following markup to include the library:
* <script type="text/javascript" src="access-key-hints.js"></script> * <script type="text/javascript" src="access-key-hints.js"></script>
*/ */
var accessKeyHintsAdder = {
addEvent(window, "load", addAccessKeyHints); run : function() {
function addAccessKeyHints()
{
var elemTypes = new Array('a','area','button','input','label','legend','textarea'); var elemTypes = new Array('a','area','button','input','label','legend','textarea');
for(var i = 0; i < elemTypes.length; i++) for(var i = 0; i < elemTypes.length; i++)
{ {
addHint(document.getElementsByTagName(elemTypes[i])); this.addHint(document.getElementsByTagName(elemTypes[i]));
}
} }
},
function addHint(elems) addHint : function(elems) {
{
var elem; var elem;
var i = 0; var i = 0;
@ -46,22 +43,20 @@ function addHint(elems)
if (title.value.toLowerCase().indexOf(overrides[j]) != -1) if (title.value.toLowerCase().indexOf(overrides[j]) != -1)
continue processElements; continue processElements;
} }
elem.setAttribute("title", title.value + ' (' + getHintText(accessKey.value) + ')'); elem.setAttribute("title", title.value + ' (' + this.getHintText(accessKey.value) + ')');
} }
else else
{ {
elem.setAttribute("title", getHintText(accessKey.value)); elem.setAttribute("title", this.getHintText(accessKey.value));
}
} }
} }
},
function getHintText(accessKey) getHintText : function(accessKey) {
{ return this.getModifier() + '+' + accessKey.toUpperCase();
return getModifier() + '+' + accessKey.toUpperCase(); },
}
function getModifier() getModifier : function() {
{
var ua = navigator.userAgent.toLowerCase(); var ua = navigator.userAgent.toLowerCase();
if (ua.indexOf('mac') == -1) if (ua.indexOf('mac') == -1)
return 'Alt'; return 'Alt';
@ -69,22 +64,6 @@ function getModifier()
return 'Ctrl'; return 'Ctrl';
} }
// This is a cross-browser function for event addition.
function addEvent(obj, evType, fn)
{
if (obj.addEventListener)
{
obj.addEventListener(evType, fn, false);
return true;
}
else if (obj.attachEvent)
{
var r = obj.attachEvent("on" + evType, fn);
return r;
}
else
{
alert("Event handler could not be attached");
return false;
}
} }
Event.observe(window, "load", accessKeyHintsAdder.run.bindAsEventListener(accessKeyHintsAdder));