upgrade dojo to 1.8.3 (refs #570)

2025-12-16 07:55:57 +00:00 · 2013-03-18 10:26:24 +04:00
parent 9a2885da17
commit f0cfe83e37
1568 changed files with 159866 additions and 2781 deletions
--- a/lib/dijit/a11yclick.js.uncompressed.js
+++ b/lib/dijit/a11yclick.js.uncompressed.js
@@ -0,0 +1,131 @@
+define("dijit/a11yclick", [
+	"dojo/on",
+	"dojo/_base/array", // array.forEach
+	"dojo/keys", // keys.ENTER keys.SPACE
+	"dojo/_base/declare", // declare
+	"dojo/has", // has("dom-addeventlistener")
+	"dojo/_base/unload", // unload.addOnWindowUnload
+	"dojo/_base/window" // win.doc.addEventListener win.doc.attachEvent win.doc.detachEvent
+], function(on, array, keys, declare, has, unload, win){
+
+	// module:
+	//		dijit/a11yclick
+
+	// Keep track of where the last keydown event was, to help avoid generating
+	// spurious ondijitclick events when:
+	// 1. focus is on a <button> or <a>
+	// 2. user presses then releases the ENTER key
+	// 3. onclick handler fires and shifts focus to another node, with an ondijitclick handler
+	// 4. onkeyup event fires, causing the ondijitclick handler to fire
+	var lastKeyDownNode = null;
+	if(has("dom-addeventlistener")){
+		win.doc.addEventListener('keydown', function(evt){
+			lastKeyDownNode = evt.target;
+		}, true);
+	}else{
+		// Fallback path for IE6-8
+		(function(){
+			var keydownCallback = function(evt){
+				lastKeyDownNode = evt.srcElement;
+			};
+			win.doc.attachEvent('onkeydown', keydownCallback);
+			unload.addOnWindowUnload(function(){
+				win.doc.detachEvent('onkeydown', keydownCallback);
+			});
+		})();
+	}
+
+	function clickKey(/*Event*/ e){
+		return (e.keyCode === keys.ENTER || e.keyCode === keys.SPACE) &&
+			!e.ctrlKey && !e.shiftKey && !e.altKey && !e.metaKey;
+	}
+
+	return function(node, listener){
+		// summary:
+		//		Custom a11yclick (a.k.a. ondijitclick) event
+		//		which triggers on a mouse click, touch, or space/enter keyup.
+
+		if(/input|button/i.test(node.nodeName)){
+			// pass through, the browser already generates click event on SPACE/ENTER key
+			return on(node, "click", listener);
+		}else{
+			// Don't fire the click event unless both the keydown and keyup occur on this node.
+			// Avoids problems where focus shifted to this node or away from the node on keydown,
+			// either causing this node to process a stray keyup event, or causing another node
+			// to get a stray keyup event.
+
+			var handles = [
+				on(node, "keydown", function(e){
+					//console.log(this.id + ": onkeydown, e.target = ", e.target, ", lastKeyDownNode was ", lastKeyDownNode, ", equality is ", (e.target === lastKeyDownNode));
+					if(clickKey(e)){
+						// needed on IE for when focus changes between keydown and keyup - otherwise dropdown menus do not work
+						lastKeyDownNode = e.target;
+
+						// Prevent viewport scrolling on space key in IE<9.
+						// (Reproducible on test_Button.html on any of the first dijit/form/Button examples)
+						e.preventDefault();
+					}
+				}),
+
+				on(node, "keyup", function(e){
+					//console.log(this.id + ": onkeyup, e.target = ", e.target, ", lastKeyDownNode was ", lastKeyDownNode, ", equality is ", (e.target === lastKeyDownNode));
+					if(clickKey(e) && e.target == lastKeyDownNode){	// === breaks greasemonkey
+						//need reset here or have problems in FF when focus returns to trigger element after closing popup/alert
+						lastKeyDownNode = null;
+						on.emit(e.target, "click", {
+							cancelable: true,
+							bubbles: true
+						});
+					}
+				}),
+
+				on(node, "click", function(e){
+					// catch mouse clicks, plus the on.emit() calls from above and below
+					listener.call(this, e);
+				})
+			];
+
+			if(has("touch")){
+				// touchstart-->touchend will automatically generate a click event, but there are problems
+				// on iOS after focus has been programatically shifted (#14604, #14918), so setup a failsafe
+				// if click doesn't fire naturally.
+
+				var clickTimer;
+				handles.push(
+					on(node, "touchend", function(e){
+						var target = e.target;
+						clickTimer = setTimeout(function(){
+							clickTimer = null;
+							on.emit(target, "click", {
+								cancelable: true,
+								bubbles: true
+							});
+						}, 600);
+					}),
+					on(node, "click", function(e){
+						// If browser generates a click naturally, clear the timer to fire a synthetic click event
+						if(clickTimer){
+							clearTimeout(clickTimer);
+						}
+					})
+					// TODO: if the touchstart and touchend were <100ms apart, and then there's another touchstart
+					// event <300ms after the touchend event, then clear the synthetic click timer, because user
+					// is doing a zoom.   Alternately monitor screen.deviceXDPI (or something similar) to see if
+					// zoom level has changed.
+				);
+			}
+
+			return {
+				remove: function(){
+					array.forEach(handles, function(h){ h.remove(); });
+					if(clickTimer){
+						clearTimeout(clickTimer);
+						clickTimer = null;
+					}
+				}
+			};
+		}
+	};
+
+	return ret;
+});