menu2.js

初学者

}, {templateString:"<tr class=\"dojoMenuItem2\" dojoAttachEvent=\"onMouseOver: onHover; onMouseOut: onUnhover; onClick: _onClick; onKey:onKey;\">" + "<td><div class=\"${this.iconClass}\" style=\"${this.iconStyle}\"></div></td>" + "<td tabIndex=\"-1\" class=\"dojoMenuItem2Label\" dojoAttachPoint=\"caption\">${this.caption}</td>" + "<td class=\"dojoMenuItem2Accel\">${this.accelKey}</td>" + "<td><div class=\"dojoMenuItem2Submenu\" style=\"display:${this.arrowDisplay};\" dojoAttachPoint=\"arrow\"></div></td>" + "</tr>", is_hovering:false, hover_timer:null, is_open:false, topPosition:0, caption:"Untitled", accelKey:"", iconSrc:"", disabledClass:"dojoMenuItem2Disabled", iconClass:"dojoMenuItem2Icon", submenuId:"", eventNaming:"default", highlightClass:"dojoMenuItem2Hover", postMixInProperties:function () {
	this.iconStyle = "";
	if (this.iconSrc) {
		if ((this.iconSrc.toLowerCase().substring(this.iconSrc.length - 4) == ".png") && (dojo.render.html.ie55 || dojo.render.html.ie60)) {
			this.iconStyle = "filter: progid:DXImageTransform.Microsoft.AlphaImageLoader(src='" + this.iconSrc + "', sizingMethod='image')";
		} else {
			this.iconStyle = "background-image: url(" + this.iconSrc + ")";
		}
	}
	this.arrowDisplay = this.submenuId ? "block" : "none";
	dojo.widget.MenuItem2.superclass.postMixInProperties.apply(this, arguments);
}, fillInTemplate:function () {
	dojo.html.disableSelection(this.domNode);
	if (this.disabled) {
		this.setDisabled(true);
	}
	if (this.eventNaming == "default") {
		for (var eventName in this.eventNames) {
			this.eventNames[eventName] = this.widgetId + "/" + eventName;
		}
	}
}, onHover:function () {
	this.onUnhover();
	if (this.is_hovering) {
		return;
	}
	if (this.is_open) {
		return;
	}
	if (this.parent._highlighted_option) {
		this.parent._highlighted_option.onUnhover();
	}
	this.parent.closeSubmenu();
	this.parent._highlighted_option = this;
	dojo.widget.PopupManager.setFocusedMenu(this.parent);
	this._highlightItem();
	if (this.is_hovering) {
		this._stopSubmenuTimer();
	}
	this.is_hovering = true;
	this._startSubmenuTimer();
}, onUnhover:function () {
	if (!this.is_open) {
		this._unhighlightItem();
	}
	this.is_hovering = false;
	this.parent._highlighted_option = null;
	if (this.parent.parentMenu) {
		dojo.widget.PopupManager.setFocusedMenu(this.parent.parentMenu);
	}
	this._stopSubmenuTimer();
}, _onClick:function (focus) {
	var displayingSubMenu = false;
	if (this.disabled) {
		return false;
	}
	if (this.submenuId) {
		if (!this.is_open) {
			this._stopSubmenuTimer();
			this._openSubmenu();
		}
		displayingSubMenu = true;
	} else {
		this.onUnhover();
		this.parent.closeAll(true);
	}
	this.onClick();
	dojo.event.topic.publish(this.eventNames.engage, this);
	if (displayingSubMenu && focus) {
		dojo.widget.getWidgetById(this.submenuId)._highlightOption(1);
	}
	return;
}, onClick:function () {
	this.parent.onItemClick(this);
}, _highlightItem:function () {
	dojo.html.addClass(this.domNode, this.highlightClass);
}, _unhighlightItem:function () {
	dojo.html.removeClass(this.domNode, this.highlightClass);
}, _startSubmenuTimer:function () {
	this._stopSubmenuTimer();
	if (this.disabled) {
		return;
	}
	var self = this;
	var closure = function () {
		return function () {
			self._openSubmenu();
		};
	}();
	this.hover_timer = dojo.lang.setTimeout(closure, this.parent.submenuDelay);
}, _stopSubmenuTimer:function () {
	if (this.hover_timer) {
		dojo.lang.clearTimeout(this.hover_timer);
		this.hover_timer = null;
	}
}, _openSubmenu:function () {
	if (this.disabled) {
		return;
	}
	this.parent.closeSubmenu();
	var submenu = dojo.widget.getWidgetById(this.submenuId);
	if (submenu) {
		this.parent._openSubmenu(submenu, this);
	}
}, _closedSubmenu:function () {
	this.onUnhover();
}, setDisabled:function (value) {
	this.disabled = value;
	if (this.disabled) {
		dojo.html.addClass(this.domNode, this.disabledClass);
	} else {
		dojo.html.removeClass(this.domNode, this.disabledClass);
	}
}, enable:function () {
	this.setDisabled(false);
}, disable:function () {
	this.setDisabled(true);
}, menuOpen:function (message) {
}});
dojo.widget.defineWidget("dojo.widget.MenuSeparator2", dojo.widget.HtmlWidget, {templateString:"<tr class=\"dojoMenuSeparator2\"><td colspan=4>" + "<div class=\"dojoMenuSeparator2Top\"></div>" + "<div class=\"dojoMenuSeparator2Bottom\"></div>" + "</td></tr>", postCreate:function () {
	dojo.html.disableSelection(this.domNode);
}});
dojo.widget.defineWidget("dojo.widget.MenuBar2", [dojo.widget.HtmlWidget, dojo.widget.MenuBase], {menuOverlap:2, templateString:"<div class=\"dojoMenuBar2\" dojoAttachPoint=\"containerNode\" tabIndex=\"0\"></div>", close:function (force) {
	if (this._highlighted_option) {
		this._highlighted_option.onUnhover();
	}
	this.closeSubmenu(force);
}, closeAll:function (force) {
	this.close(force);
}, processKey:function (evt) {
	if (evt.ctrlKey || evt.altKey) {
		return false;
	}
	var rval = false;
	switch (evt.key) {
	  case evt.KEY_DOWN_ARROW:
		rval = this._moveToChildMenu(evt);
		break;
	  case evt.KEY_UP_ARROW:
		rval = this._moveToParentMenu(evt);
		break;
	  case evt.KEY_RIGHT_ARROW:
		rval = this._moveToNext(evt);
		break;
	  case evt.KEY_LEFT_ARROW:
		rval = this._moveToPrevious(evt);
		break;
	  default:
		rval = dojo.widget.MenuBar2.superclass.processKey.apply(this, arguments);
		break;
	}
	return rval;
}, postCreate:function () {
	dojo.widget.MenuBar2.superclass.postCreate.apply(this, arguments);
	this.isShowingNow = true;
}, _openSubmenu:function (submenu, from_item) {
	submenu._openAsSubmenu(this, from_item.domNode, {"BL":"TL", "TL":"BL"});
	this.currentSubmenu = submenu;
	this.currentSubmenuTrigger = from_item;
	this.currentSubmenuTrigger.is_open = true;
}});
dojo.widget.defineWidget("dojo.widget.MenuBarItem2", dojo.widget.MenuItem2, {templateString:"<span class=\"dojoMenuItem2\" dojoAttachEvent=\"onMouseOver: onHover; onMouseOut: onUnhover; onClick: _onClick;\">${this.caption}</span>"});
dojo.widget.Menu2.OperaAndKonqFixer = new function () {
	var implement = true;
	var delfunc = false;
	if (!dojo.lang.isFunction(dojo.doc().oncontextmenu)) {
		dojo.doc().oncontextmenu = function () {
			implement = false;
			delfunc = true;
		};
	}
	if (dojo.doc().createEvent) {
		try {
			var e = dojo.doc().createEvent("MouseEvents");
			e.initMouseEvent("contextmenu", 1, 1, dojo.global(), 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, null);
			dojo.doc().dispatchEvent(e);
		}
		catch (e) {
		}
	} else {
		implement = false;
	}
	if (delfunc) {
		delete dojo.doc().oncontextmenu;
	}
	this.fixNode = function (node) {
		if (implement) {
			if (!dojo.lang.isFunction(node.oncontextmenu)) {
				node.oncontextmenu = function (e) {
				};
			}
			if (dojo.render.html.opera) {
				node._menufixer_opera = function (e) {
					if (e.ctrlKey) {
						this.oncontextmenu(e);
					}
				};
				dojo.event.connect(node, "onclick", node, "_menufixer_opera");
			} else {
				node._menufixer_konq = function (e) {
					if (e.button == 2) {
						e.preventDefault();
						this.oncontextmenu(e);
					}
				};
				dojo.event.connect(node, "onmousedown", node, "_menufixer_konq");
			}
		}
	};
	this.cleanNode = function (node) {
		if (implement) {
			if (node._menufixer_opera) {
				dojo.event.disconnect(node, "onclick", node, "_menufixer_opera");
				delete node._menufixer_opera;
			} else {
				if (node._menufixer_konq) {
					dojo.event.disconnect(node, "onmousedown", node, "_menufixer_konq");
					delete node._menufixer_konq;
				}
			}
			if (node.oncontextmenu) {
				delete node.oncontextmenu;
			}
		}
	};
};