From f0cfe83e3725f9a3928da97a6e3085e79cb25309 Mon Sep 17 00:00:00 2001
From: Andrew Dolgov <fox@madoka.volgo-balt.ru>
Date: Mon, 18 Mar 2013 10:26:24 +0400
Subject: upgrade dojo to 1.8.3 (refs #570)

---
 lib/dijit/focus.js.uncompressed.js | 364 +++++++++++++++++++++++++++++++++++++
 1 file changed, 364 insertions(+)
 create mode 100644 lib/dijit/focus.js.uncompressed.js

(limited to 'lib/dijit/focus.js.uncompressed.js')

diff --git a/lib/dijit/focus.js.uncompressed.js b/lib/dijit/focus.js.uncompressed.js
new file mode 100644
index 000000000..3bf92b36a
--- /dev/null
+++ b/lib/dijit/focus.js.uncompressed.js
@@ -0,0 +1,364 @@
+define("dijit/focus", [
+	"dojo/aspect",
+	"dojo/_base/declare", // declare
+	"dojo/dom", // domAttr.get dom.isDescendant
+	"dojo/dom-attr", // domAttr.get dom.isDescendant
+	"dojo/dom-construct", // connect to domConstruct.empty, domConstruct.destroy
+	"dojo/Evented",
+	"dojo/_base/lang", // lang.hitch
+	"dojo/on",
+	"dojo/ready",
+	"dojo/sniff", // has("ie")
+	"dojo/Stateful",
+	"dojo/_base/unload", // unload.addOnWindowUnload
+	"dojo/_base/window", // win.body
+	"dojo/window", // winUtils.get
+	"./a11y",	// a11y.isTabNavigable
+	"./registry",	// registry.byId
+	"./main"		// to set dijit.focus
+], function(aspect, declare, dom, domAttr, domConstruct, Evented, lang, on, ready, has, Stateful, unload, win, winUtils,
+			a11y, registry, dijit){
+
+	// module:
+	//		dijit/focus
+
+	var FocusManager = declare([Stateful, Evented], {
+		// summary:
+		//		Tracks the currently focused node, and which widgets are currently "active".
+		//		Access via require(["dijit/focus"], function(focus){ ... }).
+		//
+		//		A widget is considered active if it or a descendant widget has focus,
+		//		or if a non-focusable node of this widget or a descendant was recently clicked.
+		//
+		//		Call focus.watch("curNode", callback) to track the current focused DOMNode,
+		//		or focus.watch("activeStack", callback) to track the currently focused stack of widgets.
+		//
+		//		Call focus.on("widget-blur", func) or focus.on("widget-focus", ...) to monitor when
+		//		when widgets become active/inactive
+		//
+		//		Finally, focus(node) will focus a node, suppressing errors if the node doesn't exist.
+
+		// curNode: DomNode
+		//		Currently focused item on screen
+		curNode: null,
+
+		// activeStack: dijit/_WidgetBase[]
+		//		List of currently active widgets (focused widget and it's ancestors)
+		activeStack: [],
+
+		constructor: function(){
+			// Don't leave curNode/prevNode pointing to bogus elements
+			var check = lang.hitch(this, function(node){
+				if(dom.isDescendant(this.curNode, node)){
+					this.set("curNode", null);
+				}
+				if(dom.isDescendant(this.prevNode, node)){
+					this.set("prevNode", null);
+				}
+			});
+			aspect.before(domConstruct, "empty", check);
+			aspect.before(domConstruct, "destroy", check);
+		},
+
+		registerIframe: function(/*DomNode*/ iframe){
+			// summary:
+			//		Registers listeners on the specified iframe so that any click
+			//		or focus event on that iframe (or anything in it) is reported
+			//		as a focus/click event on the `<iframe>` itself.
+			// description:
+			//		Currently only used by editor.
+			// returns:
+			//		Handle with remove() method to deregister.
+			return this.registerWin(iframe.contentWindow, iframe);
+		},
+
+		registerWin: function(/*Window?*/targetWindow, /*DomNode?*/ effectiveNode){
+			// summary:
+			//		Registers listeners on the specified window (either the main
+			//		window or an iframe's window) to detect when the user has clicked somewhere
+			//		or focused somewhere.
+			// description:
+			//		Users should call registerIframe() instead of this method.
+			// targetWindow:
+			//		If specified this is the window associated with the iframe,
+			//		i.e. iframe.contentWindow.
+			// effectiveNode:
+			//		If specified, report any focus events inside targetWindow as
+			//		an event on effectiveNode, rather than on evt.target.
+			// returns:
+			//		Handle with remove() method to deregister.
+
+			// TODO: make this function private in 2.0; Editor/users should call registerIframe(),
+
+			var _this = this;
+			var mousedownListener = function(evt){
+				_this._justMouseDowned = true;
+				setTimeout(function(){ _this._justMouseDowned = false; }, 0);
+
+				// workaround weird IE bug where the click is on an orphaned node
+				// (first time clicking a Select/DropDownButton inside a TooltipDialog)
+				if(has("ie") && evt && evt.srcElement && evt.srcElement.parentNode == null){
+					return;
+				}
+
+				_this._onTouchNode(effectiveNode || evt.target || evt.srcElement, "mouse");
+			};
+
+			// Listen for blur and focus events on targetWindow's document.
+			// Using attachEvent()/addEventListener() rather than on() to try to catch mouseDown events even
+			// if other code calls evt.stopPropagation().  But rethink for 2.0 since that doesn't work for attachEvent(),
+			// which watches events at the bubbling phase rather than capturing phase, like addEventListener(..., false).
+			// Connect to <html> (rather than document) on IE to avoid memory leaks, but document on other browsers because
+			// (at least for FF) the focus event doesn't fire on <html> or <body>.
+			var doc = has("ie") ? targetWindow.document.documentElement : targetWindow.document;
+			if(doc){
+				if(has("ie")){
+					targetWindow.document.body.attachEvent('onmousedown', mousedownListener);
+					var focusinListener = function(evt){
+						// IE reports that nodes like <body> have gotten focus, even though they have tabIndex=-1,
+						// ignore those events
+						var tag = evt.srcElement.tagName.toLowerCase();
+						if(tag == "#document" || tag == "body"){ return; }
+
+						// Previous code called _onTouchNode() for any activate event on a non-focusable node.   Can
+						// probably just ignore such an event as it will be handled by onmousedown handler above, but
+						// leaving the code for now.
+						if(a11y.isTabNavigable(evt.srcElement)){
+							_this._onFocusNode(effectiveNode || evt.srcElement);
+						}else{
+							_this._onTouchNode(effectiveNode || evt.srcElement);
+						}
+					};
+					doc.attachEvent('onfocusin', focusinListener);
+					var focusoutListener =  function(evt){
+						_this._onBlurNode(effectiveNode || evt.srcElement);
+					};
+					doc.attachEvent('onfocusout', focusoutListener);
+
+					return {
+						remove: function(){
+							targetWindow.document.detachEvent('onmousedown', mousedownListener);
+							doc.detachEvent('onfocusin', focusinListener);
+							doc.detachEvent('onfocusout', focusoutListener);
+							doc = null;	// prevent memory leak (apparent circular reference via closure)
+						}
+					};
+				}else{
+					doc.body.addEventListener('mousedown', mousedownListener, true);
+					doc.body.addEventListener('touchstart', mousedownListener, true);
+					var focusListener = function(evt){
+						_this._onFocusNode(effectiveNode || evt.target);
+					};
+					doc.addEventListener('focus', focusListener, true);
+					var blurListener = function(evt){
+						_this._onBlurNode(effectiveNode || evt.target);
+					};
+					doc.addEventListener('blur', blurListener, true);
+
+					return {
+						remove: function(){
+							doc.body.removeEventListener('mousedown', mousedownListener, true);
+							doc.body.removeEventListener('touchstart', mousedownListener, true);
+							doc.removeEventListener('focus', focusListener, true);
+							doc.removeEventListener('blur', blurListener, true);
+							doc = null;	// prevent memory leak (apparent circular reference via closure)
+						}
+					};
+				}
+			}
+		},
+
+		_onBlurNode: function(/*DomNode*/ node){
+			// summary:
+			//		Called when focus leaves a node.
+			//		Usually ignored, _unless_ it *isn't* followed by touching another node,
+			//		which indicates that we tabbed off the last field on the page,
+			//		in which case every widget is marked inactive
+
+			// If the blur event isn't followed by a focus event, it means the user clicked on something unfocusable,
+			// so clear focus.
+			if(this._clearFocusTimer){
+				clearTimeout(this._clearFocusTimer);
+			}
+			this._clearFocusTimer = setTimeout(lang.hitch(this, function(){
+				this.set("prevNode", this.curNode);
+				this.set("curNode", null);
+			}), 0);
+
+			if(this._justMouseDowned){
+				// the mouse down caused a new widget to be marked as active; this blur event
+				// is coming late, so ignore it.
+				return;
+			}
+
+			// If the blur event isn't followed by a focus or touch event then mark all widgets as inactive.
+			if(this._clearActiveWidgetsTimer){
+				clearTimeout(this._clearActiveWidgetsTimer);
+			}
+			this._clearActiveWidgetsTimer = setTimeout(lang.hitch(this, function(){
+				delete this._clearActiveWidgetsTimer;
+				this._setStack([]);
+			}), 0);
+		},
+
+		_onTouchNode: function(/*DomNode*/ node, /*String*/ by){
+			// summary:
+			//		Callback when node is focused or mouse-downed
+			// node:
+			//		The node that was touched.
+			// by:
+			//		"mouse" if the focus/touch was caused by a mouse down event
+
+			// ignore the recent blurNode event
+			if(this._clearActiveWidgetsTimer){
+				clearTimeout(this._clearActiveWidgetsTimer);
+				delete this._clearActiveWidgetsTimer;
+			}
+
+			// compute stack of active widgets (ex: ComboButton --> Menu --> MenuItem)
+			var newStack=[];
+			try{
+				while(node){
+					var popupParent = domAttr.get(node, "dijitPopupParent");
+					if(popupParent){
+						node=registry.byId(popupParent).domNode;
+					}else if(node.tagName && node.tagName.toLowerCase() == "body"){
+						// is this the root of the document or just the root of an iframe?
+						if(node === win.body()){
+							// node is the root of the main document
+							break;
+						}
+						// otherwise, find the iframe this node refers to (can't access it via parentNode,
+						// need to do this trick instead). window.frameElement is supported in IE/FF/Webkit
+						node=winUtils.get(node.ownerDocument).frameElement;
+					}else{
+						// if this node is the root node of a widget, then add widget id to stack,
+						// except ignore clicks on disabled widgets (actually focusing a disabled widget still works,
+						// to support MenuItem)
+						var id = node.getAttribute && node.getAttribute("widgetId"),
+							widget = id && registry.byId(id);
+						if(widget && !(by == "mouse" && widget.get("disabled"))){
+							newStack.unshift(id);
+						}
+						node=node.parentNode;
+					}
+				}
+			}catch(e){ /* squelch */ }
+
+			this._setStack(newStack, by);
+		},
+
+		_onFocusNode: function(/*DomNode*/ node){
+			// summary:
+			//		Callback when node is focused
+
+			if(!node){
+				return;
+			}
+
+			if(node.nodeType == 9){
+				// Ignore focus events on the document itself.  This is here so that
+				// (for example) clicking the up/down arrows of a spinner
+				// (which don't get focus) won't cause that widget to blur. (FF issue)
+				return;
+			}
+
+			// There was probably a blur event right before this event, but since we have a new focus, don't
+			// do anything with the blur
+			if(this._clearFocusTimer){
+				clearTimeout(this._clearFocusTimer);
+				delete this._clearFocusTimer;
+			}
+
+			this._onTouchNode(node);
+
+			if(node == this.curNode){ return; }
+			this.set("prevNode", this.curNode);
+			this.set("curNode", node);
+		},
+
+		_setStack: function(/*String[]*/ newStack, /*String*/ by){
+			// summary:
+			//		The stack of active widgets has changed.  Send out appropriate events and records new stack.
+			// newStack:
+			//		array of widget id's, starting from the top (outermost) widget
+			// by:
+			//		"mouse" if the focus/touch was caused by a mouse down event
+
+			var oldStack = this.activeStack;
+			this.set("activeStack", newStack);
+
+			// compare old stack to new stack to see how many elements they have in common
+			for(var nCommon=0; nCommon<Math.min(oldStack.length, newStack.length); nCommon++){
+				if(oldStack[nCommon] != newStack[nCommon]){
+					break;
+				}
+			}
+
+			var widget;
+			// for all elements that have gone out of focus, set focused=false
+			for(var i=oldStack.length-1; i>=nCommon; i--){
+				widget = registry.byId(oldStack[i]);
+				if(widget){
+					widget._hasBeenBlurred = true;		// TODO: used by form widgets, should be moved there
+					widget.set("focused", false);
+					if(widget._focusManager == this){
+						widget._onBlur(by);
+					}
+					this.emit("widget-blur", widget, by);
+				}
+			}
+
+			// for all element that have come into focus, set focused=true
+			for(i=nCommon; i<newStack.length; i++){
+				widget = registry.byId(newStack[i]);
+				if(widget){
+					widget.set("focused", true);
+					if(widget._focusManager == this){
+						widget._onFocus(by);
+					}
+					this.emit("widget-focus", widget, by);
+				}
+			}
+		},
+
+		focus: function(node){
+			// summary:
+			//		Focus the specified node, suppressing errors if they occur
+			if(node){
+				try{ node.focus(); }catch(e){/*quiet*/}
+			}
+		}
+	});
+
+	var singleton = new FocusManager();
+
+	// register top window and all the iframes it contains
+	ready(function(){
+		var handle = singleton.registerWin(winUtils.get(win.doc));
+		if(has("ie")){
+			unload.addOnWindowUnload(function(){
+				if(handle){	// because this gets called twice when doh.robot is running
+					handle.remove();
+					handle = null;
+				}
+			});
+		}
+	});
+
+	// Setup dijit.focus as a pointer to the singleton but also (for backwards compatibility)
+	// as a function to set focus.   Remove for 2.0.
+	dijit.focus = function(node){
+		singleton.focus(node);	// indirection here allows dijit/_base/focus.js to override behavior
+	};
+	for(var attr in singleton){
+		if(!/^_/.test(attr)){
+			dijit.focus[attr] = typeof singleton[attr] == "function" ? lang.hitch(singleton, attr) : singleton[attr];
+		}
+	}
+	singleton.watch(function(attr, oldVal, newVal){
+		dijit.focus[attr] = newVal;
+	});
+
+	return singleton;
+});
-- 
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