From 355705878a22c6d00f242f0d8d93d03a097935e1 Mon Sep 17 00:00:00 2001
From: jzaefferer <joern.zaefferer@gmail.com>
Date: Tue, 22 Feb 2011 11:51:08 +0100
Subject: [PATCH] Menu: Overhauled nested menu via flyoutmenu.js backported
 from Michael Lang's fork. Changed key input handling by setting focus to
 menu, getting rid of input option.

---
 tests/visual/menu/contextmenu.html |  13 +--
 tests/visual/menu/flyoutmenu.js    | 149 +++++++++++++++++++++++++++
 tests/visual/menu/nested.html      | 155 ++++-------------------------
 ui/jquery.ui.menu.js               |   5 +-
 4 files changed, 176 insertions(+), 146 deletions(-)
 create mode 100644 tests/visual/menu/flyoutmenu.js

diff --git a/tests/visual/menu/contextmenu.html b/tests/visual/menu/contextmenu.html
index 513deb2f7..68fdd5234 100644
--- a/tests/visual/menu/contextmenu.html
+++ b/tests/visual/menu/contextmenu.html
@@ -9,7 +9,9 @@
 	<script type="text/javascript" src="../../../ui/jquery.ui.widget.js"></script>
 	<script type="text/javascript" src="../../../ui/jquery.ui.position.js"></script>
 	<script type="text/javascript" src="../../../ui/jquery.ui.menu.js"></script>
+	<!--
 	<script type="text/javascript" src="http://jqueryui.com/themeroller/themeswitchertool/"></script>
+	-->
 	<script type="text/javascript">
 	$(function() {
 		$.fn.themeswitcher && $('<div/>').css({
@@ -21,10 +23,9 @@
 		$("button").each(function() {
 			$(this).next().menu({
 				select: function(event, ui) {
-					$(this).hide();
+					$(this).hide().prev().focus();
 					$("#log").append("<div>Selected " + ui.item.text() + "</div>");
-				},
-				input: $(this)
+				}
 			}).hide();
 		}).click(function(event) {
 			// TODO required to prevent the click handler below from handling this event
@@ -33,12 +34,12 @@
 				my: "left top",
 				at: "right top",
 				of: event.pageX > 0 ? event : this
-			});
+			}).focus();
 			$(document).one("click", function() {
 				menu.hide();
 			})
-		}).keydown(function(event) {
-			var menu = $("#menu" + this.id).data("menu");
+		}).next().keydown(function(event) {
+			var menu = $(this).data("menu");
 			if (menu.widget().is(":hidden"))
 				return;
 			event.stopPropagation();
diff --git a/tests/visual/menu/flyoutmenu.js b/tests/visual/menu/flyoutmenu.js
new file mode 100644
index 000000000..0485440a5
--- /dev/null
+++ b/tests/visual/menu/flyoutmenu.js
@@ -0,0 +1,149 @@
+/*
+ * jQuery UI flyout menu
+ *   - written for jQuery UI 1.9 milestone 2 using the widget factory
+ * Dual licensed under the MIT (MIT-LICENSE.txt)
+ * and GPL (GPL-LICENSE.txt) licenses.
+ *
+ * modified from: http://view.jqueryui.com/menu/tests/visual/menu/nested.html
+ * 	by: Michael Lang, http://nexul.com/
+ *
+ */
+(function($) {
+
+$.widget("ui.flyoutmenu", {
+	_create: function() {
+		var self = this;
+		this.active = this.element;
+		this.activeItem = this.element.children("li").first();
+		// hide submenus and create indicator icons
+		this.element.find("ul").addClass("ui-menu-flyout").hide().prev("a").prepend('<span class="ui-icon ui-icon-carat-1-e"></span>');
+		
+		this.element.find("ul").andSelf().menu({
+			select: function(event) {
+				self._select(event);
+			},
+			focus: function(event, ui) {
+				self.active = ui.item.parent();
+				self.activeItem = ui.item;
+				ui.item.parent().find("ul").hide();
+				var nested = $(">ul", ui.item);
+				if (nested.length && event.originalEvent && /^mouse/.test(event.originalEvent.type)) {
+					self._open(nested);
+				}
+			}
+		}).keydown(function(event) {
+			if (self.element.is(":hidden")) 
+				return;
+			event.stopPropagation();
+			switch (event.keyCode) {
+			case $.ui.keyCode.LEFT:
+				self.left(event);
+				event.preventDefault();
+				break;
+			case $.ui.keyCode.RIGHT:
+				self.right(event);
+				event.preventDefault();
+				break;
+			case $.ui.keyCode.ESCAPE:
+				self.hide();
+				break;
+			default:
+				clearTimeout(self.filterTimer);
+				var prev = self.previousFilter || "";
+				var character = String.fromCharCode(event.keyCode);
+				var skip = false;
+				if (character == prev) {
+					skip = true;
+				} else {
+					character = prev + character;
+				}
+				
+				var match = self.activeItem.parent("ul").children("li").filter(function() {
+					return new RegExp("^" + character, "i").test($("a", this).text());
+				});
+				var match = skip && match.index(self.active.next()) != -1 ? match.next() : match;
+				if (!match.length) {
+					character = String.fromCharCode(event.keyCode);
+					match = self.widget().children("li").filter(function() {
+						return new RegExp("^" + character, "i").test($(this).text());
+					});
+				}
+				if (match.length) {
+					self.activate(event, match);
+					if (match.length > 1) {
+						self.previousFilter = character;
+						self.filterTimer = setTimeout(function() {
+							delete self.previousFilter;
+						}, 1000);
+					} else {
+						delete self.previousFilter;
+					}
+				} else {
+					delete self.previousFilter;
+				}
+			}
+		});
+	},
+	_open: function(submenu) {
+		// TODO restrict to widget
+		//only one menu can have items open at a time.
+		$(document).find(".ui-menu-flyout").not(submenu.parents()).hide();
+		submenu.show().css({
+			top: 0,
+			left: 0
+		}).position({
+			my: "left top",
+			at: "right top",
+			of: this.activeItem
+		});
+		$(document).one("click", function() {
+			//clicking outside menu flyouts should close all flyouts
+			//$(document).find(".ui-menu-flyout").hide();
+		})
+	},
+	_select: function(event) {
+		event.stopPropagation();
+		// TODO make _select cancelable?
+		this._trigger( "select", event, { item: this.activeItem } );
+		//this.activate(event, this.element.children("li").first());
+		this.hide();
+	},
+	left: function(event) {
+		var newItem = this.activeItem.parents("li").first();
+		if (newItem.length) {
+			this.activate(event, newItem);
+		}
+	},
+	right: function(event) {
+		var newItem = this.activeItem.children("ul").children("li").first();
+		if (newItem.length) {
+			this._open(newItem.parent());
+			this.activate(event, newItem);
+		}
+	},
+	activate: function(event, item) {
+		if (item) {
+			item.parent().data("menu").widget().show();
+			item.parent().data("menu").activate(event, item);
+		}
+		this.activeItem = item;
+		this.active = item.parent("ul")
+		this.active.focus();
+	},
+	show: function() {
+		this.active = this.element;
+		this.element.show();
+		if (this.element.hasClass("ui-menu-flyout")) {
+			$(document).one("click", function() {
+				//clicking outside menu flyouts should close all flyouts
+				//$(document).find(".ui-menu-flyout").hide();
+			})
+		}
+	},
+	hide: function() {
+		this.activeItem = this.element.children("li").first();
+		this.element.find("ul").andSelf().menu("deactivate").hide();
+	}
+});
+
+}(jQuery));
diff --git a/tests/visual/menu/nested.html b/tests/visual/menu/nested.html
index 2508c55c4..8240689df 100644
--- a/tests/visual/menu/nested.html
+++ b/tests/visual/menu/nested.html
@@ -9,8 +9,11 @@
 	<script type="text/javascript" src="../../../ui/jquery.ui.widget.js"></script>
 	<script type="text/javascript" src="../../../ui/jquery.ui.position.js"></script>
 	<script type="text/javascript" src="../../../ui/jquery.ui.menu.js"></script>
-	<script type="text/javascript" src="../../../external/jquery.bgiframe-2.1.1.js"></script>
+	<script type="text/javascript" src="../../../external/jquery.bgiframe-2.1.2.js"></script>
+	<script type="text/javascript" src="flyoutmenu.js"></script>
+	<!--
 	<script type="text/javascript" src="http://jqueryui.com/themeroller/themeswitchertool/"></script>
+	-->
 	<script type="text/javascript">
 	$(function() {
 		$.fn.themeswitcher && $('<div/>').css({
@@ -19,73 +22,14 @@
 			top: 10
 		}).appendTo(document.body).themeswitcher();
 		
-		$.widget("ui.nestedmenu", {
-			_init: function() {
-				var self = this;
-				this.active = this.element;
-				
-				// hide submenus and create indicator icons
-				this.element.find("ul").hide().prev("a").prepend('<span class="ui-icon ui-icon-carat-1-e"></span>');	
-				
-				this.element.find("ul").andSelf().menu({
-					// disable built-in key handling
-					input: $(),
-					select: this.options.select,
-					focus: function(event, ui) {
-						self.active = ui.item.parent();
-						self.activeItem = ui.item;
-						ui.item.parent().find("ul").hide();
-						var nested = $(">ul", ui.item);
-						if (nested.length && /^mouse/.test(event.originalEvent.type)) {
-							self._open(nested);
-						}
-					}
-				})
-			},
-			
-			_open: function(submenu) {
-				submenu.show().css({
-					top: 0,
-					left: 0
-				}).position({
-					my: "left top",
-					at: "right top",
-					of: this.activeItem
-				});
-			},
-			
-			up: function(event) {
-				this.active = this.active.menu("deactivate").hide().parent().parent();
-				this.activeItem = this.active.data("menu").active;
-			},
-			
-			down: function(event) {
-				var submenu = $(">ul", this.activeItem);
-				this._open(submenu, this.activeItem);
-				submenu.menu("activate", event, submenu.children(":first"));
-			},
-			
-			show: function() {
-				this.active = this.element;
-				this.element.show();
-			},
-			
-			hide: function() {
-				this.element.find("ul").andSelf().menu("deactivate").hide();
-			}
-			
-		});
+		var menu = $("#menu");
 		
-		var nestedmenu = $("#menu").nestedmenu({
-			select: function(event, ui) {
-				$("#log").append("<div>Selected " + ui.item.text() + "</div>");
-			}
-		}).hide();
-		
-		$("button").click(function(event) {
+		var button = $("button").click(function(event) {
 			// TODO required to prevent the click handler below from handling this event
 			event.stopPropagation();
-			nestedmenu.nestedmenu("show")
+			menu.flyoutmenu("show")
+				//.attr("tabIndex", 0)
+				.focus()
 				.css({
 					top: 0,
 					left: 0
@@ -96,78 +40,17 @@
 					of: this
 				});
 			$(document).one("click", function() {
-				nestedmenu.nestedmenu("hide");
-			})
-		}).keydown(function(event) {
-			var menu = nestedmenu.data("nestedmenu").active.data("menu");
-			if (menu.widget().is(":hidden"))
-				return;
-			event.stopPropagation();
-			switch (event.keyCode) {
-			case $.ui.keyCode.PAGE_UP:
-				menu.previousPage(event);
-				break;
-			case $.ui.keyCode.PAGE_DOWN:
-				menu.nextPage(event);
-				break;
-			case $.ui.keyCode.UP:
-				menu.previous(event);
-				break;
-			case $.ui.keyCode.LEFT:
-				nestedmenu.nestedmenu("up", event);
-				break;
-			case $.ui.keyCode.RIGHT:
-				nestedmenu.nestedmenu("down", event);
-				break;
-			case $.ui.keyCode.DOWN:
-				menu.next(event);
-				event.preventDefault();
-				break;
-			case $.ui.keyCode.ENTER:
-			case $.ui.keyCode.TAB:
-				menu.select();
-				nestedmenu.nestedmenu("hide");
-				event.preventDefault();
-				break;
-			case $.ui.keyCode.ESCAPE:
-				nestedmenu.nestedmenu("hide");
-				break;
-			default:
-				clearTimeout(menu.filterTimer);
-				var prev = menu.previousFilter || "";
-				var character = String.fromCharCode(event.keyCode);
-				var skip = false;
-				if (character == prev) {
-					skip = true;
-				} else {
-					character = prev + character;
-				}
-				
-				var match = menu.widget().children("li").filter(function() {
-					return new RegExp("^" + character, "i").test($("a", this).text());
-				});
-				var match = skip && match.index(menu.active.next()) != -1 ? match.next() : match;
-				if (!match.length) {
-					character = String.fromCharCode(event.keyCode);
-					match = menu.widget().children("li").filter(function() {
-						return new RegExp("^" + character, "i").test($(this).text());
-					});
-				}
-				if (match.length) {
-					menu.activate(event, match);
-					if (match.length > 1) {
-						menu.previousFilter = character;
-						menu.filterTimer = setTimeout(function() {
-							delete menu.previousFilter;
-						}, 1000);
-					} else {
-						delete menu.previousFilter;
-					}
-				} else {
-					delete menu.previousFilter;
-				}
-			}
+				menu.flyoutmenu("hide");
+			});
 		});
+
+		menu.flyoutmenu({
+			//input: button,
+			select: function(event, ui) {
+				$("#log").append("<div>Selected " + ui.item.children("a").text() + "</div>");
+				button.focus();
+			}
+		}).hide();
 	});
 	</script>
 	<style>
diff --git a/ui/jquery.ui.menu.js b/ui/jquery.ui.menu.js
index 8cf8886d8..c6c557134 100644
--- a/ui/jquery.ui.menu.js
+++ b/ui/jquery.ui.menu.js
@@ -57,10 +57,7 @@ $.widget("ui.menu", {
 			});
 		this.refresh();
 		
-		if ( !this.options.input ) {
-			this.options.input = this.element.attr( "tabIndex", 0 );
-		}
-		this.options.input.bind( "keydown.menu", function( event ) {
+		this.element.attr( "tabIndex", 0 ).bind( "keydown.menu", function( event ) {
 			if ( self.options.disabled ) {
 				return;
 			}
-- 
2.39.5