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Implements jQuery.event.propHooks. Fixes #8789

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This commit is contained in:
Rick Waldron 2011-09-20 12:54:34 -04:00
parent 92a80cbd05
commit 9fbed020a1
1 changed files with 51 additions and 30 deletions
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81
src/event.js
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@ -7,6 +7,7 @@ var rnamespaces = /\.(.*)$/,
rescape = /[^\w\s.|`]/g,
rtypenamespace = /^([^\.]*)?(?:\.(.+))?$/,
rhoverHack = /\bhover(\.\S+)?/,
rmouseEvent = /^(?:mouse)|(?:click)|(contextmenu)/,
rquickIs = /^([\w\-]+)?(?:#([\w\-]+))?(?:\.([\w\-]+))?(?:\[([\w+\-]+)=["']?([\w\-]*)["']?\])?(?::(first-child|last-child|empty))?$/,
quickPseudoMap = {
"empty": "firstChild",
@ -26,8 +27,8 @@ var rnamespaces = /\.(.*)$/,
},
quickIs = function( elem, m ) {
return (
(!m[1] || elem.nodeName.toLowerCase() === m[1]) &&
(!m[2] || elem.id === m[2]) &&
(!m[1] || elem.nodeName.toLowerCase() === m[1]) &&
(!m[2] || elem.id === m[2]) &&
(!m[3] || m[3].test( elem.className )) &&
(!m[4] || elem.getAttribute( m[4] ) == m[5]) &&
(!m[6] || !elem[ m[6] ])
@ -106,7 +107,7 @@ jQuery.event = {
handleObj = jQuery.extend({
type: type,
origType: tns[1],
data: data,
data: data,
handler: handler,
guid: handler.guid,
selector: selector,
@ -126,7 +127,7 @@ jQuery.event = {
if ( !handlers ) {
handlers = events[ type ] = [];
handlers.delegateCount = 0;
// Only use addEventListener/attachEvent if the special events handler returns false
if ( !special.setup || special.setup.call( elem, data, namespaces, eventHandle ) === false ) {
// Bind the global event handler to the element
@ -153,7 +154,7 @@ jQuery.event = {
} else {
handlers.push( handleObj );
}
// Keep track of which events have ever been used, for event optimization
jQuery.event.global[ type ] = true;
}
@ -170,7 +171,7 @@ jQuery.event = {
var elemData = jQuery.hasData( elem ) && jQuery._data( elem ),
t, tns, type, namespaces, origCount,
j, events, special, handle, eventType, handleObj;
if ( !elemData || !(events = elemData.events) ) {
return;
}
@ -252,7 +253,7 @@ jQuery.event = {
jQuery.removeData( elem, [ "events", "handle" ], true );
}
},
// Events that are safe to short-circuit if no handlers are attached.
// Native DOM events should not be added, they may have inline handlers.
customEvent: {
@ -361,7 +362,7 @@ jQuery.event = {
}
addHandlers( doc.defaultView || doc.parentWindow || window, bubbleType );
}
// Bubble up the DOM tree
for ( i = 0; i < eventPath.length; i++ ) {
cur = eventPath[ i ];
@ -402,7 +403,7 @@ jQuery.event = {
}
}
}
return event.result;
},
@ -410,7 +411,11 @@ jQuery.event = {
// Make a writable jQuery.Event from the native event object
event = jQuery.event.fix( event || window.event );
if ( jQuery.event.propHooks[ event.type ] ) {
event = jQuery.event.propHooks[ event.type ]( event );
}
var handlers = ((jQuery._data( this, "events" ) || {})[ event.type ] || []),
delegateCount = handlers.delegateCount,
args = Array.prototype.slice.call( arguments, 0 ),
@ -447,7 +452,7 @@ jQuery.event = {
}
}
}
// Copy the remaining (bound) handlers in case they're changed
handlers = handlers.slice( delegateCount );
@ -469,6 +474,8 @@ jQuery.event = {
props: "altKey attrChange attrName bubbles button cancelable charCode clientX clientY ctrlKey currentTarget data detail eventPhase fromElement handler keyCode layerX layerY metaKey newValue offsetX offsetY pageX pageY prevValue relatedNode relatedTarget screenX screenY shiftKey srcElement target toElement view wheelDelta which".split(" "),
propHooks: {},
fix: function( event ) {
if ( event[ jQuery.expando ] ) {
return event;
@ -500,16 +507,6 @@ jQuery.event = {
event.relatedTarget = event.fromElement === event.target ? event.toElement : event.fromElement;
}
// Calculate pageX/Y if missing and clientX/Y available
if ( event.pageX == null && event.clientX != null ) {
var eventDocument = event.target.ownerDocument || document,
doc = eventDocument.documentElement,
body = eventDocument.body;
event.pageX = event.clientX + (doc && doc.scrollLeft || body && body.scrollLeft || 0) - (doc && doc.clientLeft || body && body.clientLeft || 0);
event.pageY = event.clientY + (doc && doc.scrollTop || body && body.scrollTop || 0) - (doc && doc.clientTop || body && body.clientTop || 0);
}
// Add which for key events
if ( event.which == null && (event.charCode != null || event.keyCode != null) ) {
event.which = event.charCode != null ? event.charCode : event.keyCode;
@ -520,10 +517,8 @@ jQuery.event = {
event.metaKey = event.ctrlKey;
}
// Add which for click: 1 === left; 2 === middle; 3 === right
// Note: button is not normalized, so don't use it
if ( !event.which && event.button !== undefined ) {
event.which = (event.button & 1 ? 1 : ( event.button & 2 ? 3 : ( event.button & 4 ? 2 : 0 ) ));
if ( jQuery.event.propHooks[ event.type ] ) {
event = jQuery.event.propHooks[ event.type ]( event, originalEvent );
}
return event;
@ -540,7 +535,7 @@ jQuery.event = {
// Make sure the ready event is setup
setup: jQuery.bindReady
},
focus: {
delegateType: "focusin",
trigger: useNativeMethod
@ -580,7 +575,7 @@ function dispatch( target, event, handlers, args ) {
// Triggered event must either 1) be non-exclusive and have no namespace, or
// 2) have namespace(s) a subset or equal to those in the bound event (both can have no namespace).
if ( run_all || (!event.namespace && !handleObj.namespace) || event.namespace_re && event.namespace_re.test( handleObj.namespace ) ) {
// Pass in a reference to the handler function itself
// So that we can later remove it
event.handler = handleObj.handler;
@ -740,7 +735,7 @@ if ( !jQuery.support.submitBubbles ) {
type = jQuery.nodeName( elem, "input" ) || jQuery.nodeName( elem, "button" ) ? elem.type : "";
// Do the elem.form check after type to avoid VML-related crash in IE (#9807)
if ( (e.type === "click" && (type === "submit" || type === "image") && elem.form) ||
if ( (e.type === "click" && (type === "submit" || type === "image") && elem.form) ||
(e.type === "keypress" && e.keyCode === 13 && (type === "text" || type === "password") && elem.form) ) {
simulate( "submit", this, e );
}
@ -987,7 +982,7 @@ jQuery.fn.extend({
jQuery.event.remove( this, types, fn, selector );
});
},
bind: function( types, data, fn ) {
return this.on( types, null, data, fn );
},
@ -1056,7 +1051,7 @@ jQuery.fn.extend({
jQuery.each( ("blur focus focusin focusout load resize scroll unload click dblclick " +
"mousedown mouseup mousemove mouseover mouseout mouseenter mouseleave " +
"change select submit keydown keypress keyup error").split(" "), function( i, name ) {
"change select submit keydown keypress keyup error contextmenu").split(" "), function( i, name ) {
// Handle event binding
jQuery.fn[ name ] = function( data, fn ) {
@ -1073,6 +1068,32 @@ jQuery.each( ("blur focus focusin focusout load resize scroll unload click dblcl
if ( jQuery.attrFn ) {
jQuery.attrFn[ name ] = true;
}
// Add internal event property hooks to mouse events
if ( rmouseEvent.test( name ) ) {
jQuery.event.propHooks[ name ] = function( event, original ) {
var eventDocument, doc, body;
// Calculate pageX/Y if missing and clientX/Y available
if ( event.pageX == null && event.clientX != null ) {
eventDocument = event.target.ownerDocument || document;
doc = eventDocument.documentElement;
body = eventDocument.body;
event.pageX = event.clientX + (doc && doc.scrollLeft || body && body.scrollLeft || 0) - (doc && doc.clientLeft || body && body.clientLeft || 0);
event.pageY = event.clientY + (doc && doc.scrollTop || body && body.scrollTop || 0) - (doc && doc.clientTop || body && body.clientTop || 0);
}
// Add which for click: 1 === left; 2 === middle; 3 === right
// Note: button is not normalized, so don't use it
if ( !event.which && event.button !== undefined ) {
event.which = (event.button & 1 ? 1 : ( event.button & 2 ? 3 : ( event.button & 4 ? 2 : 0 ) ));
}
return event;
};
}
});
})( jQuery );