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Struts example source code file (Button.js)

This example Struts source code file (Button.js) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - Struts tags/keywords

myriad, myriad, tahoma, tahoma, verdana, verdana

The Struts Button.js source code

/*
	Copyright (c) 2004-2006, The Dojo Foundation
	All Rights Reserved.

	Licensed under the Academic Free License version 2.1 or above OR the
	modified BSD license. For more information on Dojo licensing, see:

		http://dojotoolkit.org/community/licensing.shtml
*/



dojo.provide("dojo.widget.Button");
dojo.require("dojo.lang.extras");
dojo.require("dojo.html.*");
dojo.require("dojo.html.selection");
dojo.require("dojo.widget.*");
dojo.widget.defineWidget("dojo.widget.Button", dojo.widget.HtmlWidget, {isContainer:true, caption:"", templateString:"<div dojoAttachPoint=\"buttonNode\" class=\"dojoButton\" style=\"position:relative;\" dojoAttachEvent=\"onMouseOver; onMouseOut; onMouseDown; onMouseUp; onClick:buttonClick; onKey:onKey; onFocus;\">\n  
\n \n \n \n
\n", templateCssString:"/* ---- button --- */\n.dojoButton {\n\tpadding: 0 0 0 0;\n\tfont-size: 8pt;\n\twhite-space: nowrap;\n\tcursor: pointer;\n\tfont-family: Myriad, Tahoma, Verdana, sans-serif;\n}\n\n.dojoButton .dojoButtonContents {\n\tpadding: 2px 2px 2px 2px;\n\ttext-align: center;\t\t/* if icon and label are split across two lines, center icon */\n\tcolor: white;\n}\n\n.dojoButtonLeftPart .dojoButtonContents {\n\tpadding-right: 8px;\n}\n\n.dojoButtonDisabled {\n\tcursor: url(\"images/no.gif\"), default;\n}\n\n\n.dojoButtonContents img {\n\tvertical-align: middle;\t/* if icon and label are on same line, center them */\n}\n\n/* -------- colors ------------ */\n\n.dojoButtonHover .dojoButtonContents {\n}\n\n.dojoButtonDepressed .dojoButtonContents {\n\tcolor: #293a4b;\n}\n\n.dojoButtonDisabled .dojoButtonContents {\n\tcolor: #aaa;\n}\n\n\n/* ---------- drop down button specific ---------- */\n\n/* border between label and arrow (for drop down buttons */\n.dojoButton .border {\n\twidth: 1px;\n\tbackground: gray;\n}\n\n/* button arrow */\n.dojoButton .downArrow {\n\tpadding-left: 10px;\n\ttext-align: center;\n}\n\n.dojoButton.disabled .downArrow {\n\tcursor : default;\n}\n", templateCssPath:dojo.uri.moduleUri("dojo.widget", "templates/ButtonTemplate.css"), inactiveImg:"templates/images/soriaButton-", activeImg:"templates/images/soriaActive-", pressedImg:"templates/images/soriaPressed-", disabledImg:"templates/images/soriaDisabled-", width2height:1 / 3, fillInTemplate:function () { if (this.caption) { this.containerNode.appendChild(document.createTextNode(this.caption)); } dojo.html.disableSelection(this.containerNode); }, postCreate:function () { this._sizeMyself(); }, _sizeMyself:function () { if (this.domNode.parentNode) { var placeHolder = document.createElement("span"); dojo.html.insertBefore(placeHolder, this.domNode); } dojo.body().appendChild(this.domNode); this._sizeMyselfHelper(); if (placeHolder) { dojo.html.insertBefore(this.domNode, placeHolder); dojo.html.removeNode(placeHolder); } }, _sizeMyselfHelper:function () { var mb = dojo.html.getMarginBox(this.containerNode); this.height = mb.height; this.containerWidth = mb.width; var endWidth = this.height * this.width2height; this.containerNode.style.left = endWidth + "px"; this.leftImage.height = this.rightImage.height = this.centerImage.height = this.height; this.leftImage.width = this.rightImage.width = endWidth + 1; this.centerImage.width = this.containerWidth; this.centerImage.style.left = endWidth + "px"; this._setImage(this.disabled ? this.disabledImg : this.inactiveImg); if (this.disabled) { dojo.html.prependClass(this.domNode, "dojoButtonDisabled"); this.domNode.removeAttribute("tabIndex"); dojo.widget.wai.setAttr(this.domNode, "waiState", "disabled", true); } else { dojo.html.removeClass(this.domNode, "dojoButtonDisabled"); this.domNode.setAttribute("tabIndex", "0"); dojo.widget.wai.setAttr(this.domNode, "waiState", "disabled", false); } this.domNode.style.height = this.height + "px"; this.domNode.style.width = (this.containerWidth + 2 * endWidth) + "px"; }, onMouseOver:function (e) { if (this.disabled) { return; } if (!dojo.html.hasClass(this.buttonNode, "dojoButtonHover")) { dojo.html.prependClass(this.buttonNode, "dojoButtonHover"); } this._setImage(this.activeImg); }, onMouseDown:function (e) { if (this.disabled) { return; } dojo.html.prependClass(this.buttonNode, "dojoButtonDepressed"); dojo.html.removeClass(this.buttonNode, "dojoButtonHover"); this._setImage(this.pressedImg); }, onMouseUp:function (e) { if (this.disabled) { return; } dojo.html.prependClass(this.buttonNode, "dojoButtonHover"); dojo.html.removeClass(this.buttonNode, "dojoButtonDepressed"); this._setImage(this.activeImg); }, onMouseOut:function (e) { if (this.disabled) { return; } if (e.toElement && dojo.html.isDescendantOf(e.toElement, this.buttonNode)) { return; } dojo.html.removeClass(this.buttonNode, "dojoButtonHover"); dojo.html.removeClass(this.buttonNode, "dojoButtonDepressed"); this._setImage(this.inactiveImg); }, onKey:function (e) { if (!e.key) { return; } var menu = dojo.widget.getWidgetById(this.menuId); if (e.key == e.KEY_ENTER || e.key == " ") { this.onMouseDown(e); this.buttonClick(e); dojo.lang.setTimeout(this, "onMouseUp", 75, e); dojo.event.browser.stopEvent(e); } if (menu && menu.isShowingNow && e.key == e.KEY_DOWN_ARROW) { dojo.event.disconnect(this.domNode, "onblur", this, "onBlur"); } }, onFocus:function (e) { var menu = dojo.widget.getWidgetById(this.menuId); if (menu) { dojo.event.connectOnce(this.domNode, "onblur", this, "onBlur"); } }, onBlur:function (e) { var menu = dojo.widget.getWidgetById(this.menuId); if (!menu) { return; } if (menu.close && menu.isShowingNow) { menu.close(); } }, buttonClick:function (e) { if (!this.disabled) { try { this.domNode.focus(); } catch (e2) { } this.onClick(e); } }, onClick:function (e) { }, _setImage:function (prefix) { this.leftImage.src = dojo.uri.moduleUri("dojo.widget", prefix + "l.gif"); this.centerImage.src = dojo.uri.moduleUri("dojo.widget", prefix + "c.gif"); this.rightImage.src = dojo.uri.moduleUri("dojo.widget", prefix + "r.gif"); }, _toggleMenu:function (menuId) { var menu = dojo.widget.getWidgetById(menuId); if (!menu) { return; } if (menu.open && !menu.isShowingNow) { var pos = dojo.html.getAbsolutePosition(this.domNode, false); menu.open(pos.x, pos.y + this.height, this); dojo.event.disconnect(this.domNode, "onblur", this, "onBlur"); } else { if (menu.close && menu.isShowingNow) { menu.close(); } else { menu.toggle(); } } }, setCaption:function (content) { this.caption = content; this.containerNode.innerHTML = content; this._sizeMyself(); }, setDisabled:function (disabled) { this.disabled = disabled; this._sizeMyself(); }}); dojo.widget.defineWidget("dojo.widget.DropDownButton", dojo.widget.Button, {menuId:"", downArrow:"templates/images/whiteDownArrow.gif", disabledDownArrow:"templates/images/whiteDownArrow.gif", fillInTemplate:function () { dojo.widget.DropDownButton.superclass.fillInTemplate.apply(this, arguments); this.arrow = document.createElement("img"); dojo.html.setClass(this.arrow, "downArrow"); dojo.widget.wai.setAttr(this.domNode, "waiState", "haspopup", this.menuId); }, _sizeMyselfHelper:function () { this.arrow.src = dojo.uri.moduleUri("dojo.widget", this.disabled ? this.disabledDownArrow : this.downArrow); this.containerNode.appendChild(this.arrow); dojo.widget.DropDownButton.superclass._sizeMyselfHelper.call(this); }, onClick:function (e) { this._toggleMenu(this.menuId); }}); dojo.widget.defineWidget("dojo.widget.ComboButton", dojo.widget.Button, {menuId:"", templateString:"<div class=\"dojoButton\" style=\"position:relative;top:0px;left:0px; text-align:none;\" dojoAttachEvent=\"onKey;onFocus\">\n\n\t
\n\t\t
\n\t\t\n\t\t\n\t
\n\n\t
\n\t\t\n\t\t\n\t\t\n\t
\n\n\n", splitWidth:2, arrowWidth:5, _sizeMyselfHelper:function (e) { var mb = dojo.html.getMarginBox(this.containerNode); this.height = mb.height; this.containerWidth = mb.width; var endWidth = this.height / 3; if (this.disabled) { dojo.widget.wai.setAttr(this.domNode, "waiState", "disabled", true); this.domNode.removeAttribute("tabIndex"); } else { dojo.widget.wai.setAttr(this.domNode, "waiState", "disabled", false); this.domNode.setAttribute("tabIndex", "0"); } this.leftImage.height = this.rightImage.height = this.centerImage.height = this.arrowBackgroundImage.height = this.height; this.leftImage.width = endWidth + 1; this.centerImage.width = this.containerWidth; this.buttonNode.style.height = this.height + "px"; this.buttonNode.style.width = endWidth + this.containerWidth + "px"; this._setImage(this.disabled ? this.disabledImg : this.inactiveImg); this.arrowBackgroundImage.width = this.arrowWidth; this.rightImage.width = endWidth + 1; this.rightPart.style.height = this.height + "px"; this.rightPart.style.width = this.arrowWidth + endWidth + "px"; this._setImageR(this.disabled ? this.disabledImg : this.inactiveImg); this.domNode.style.height = this.height + "px"; var totalWidth = this.containerWidth + this.splitWidth + this.arrowWidth + 2 * endWidth; this.domNode.style.width = totalWidth + "px"; }, _setImage:function (prefix) { this.leftImage.src = dojo.uri.moduleUri("dojo.widget", prefix + "l.gif"); this.centerImage.src = dojo.uri.moduleUri("dojo.widget", prefix + "c.gif"); }, rightOver:function (e) { if (this.disabled) { return; } dojo.html.prependClass(this.rightPart, "dojoButtonHover"); this._setImageR(this.activeImg); }, rightDown:function (e) { if (this.disabled) { return; } dojo.html.prependClass(this.rightPart, "dojoButtonDepressed"); dojo.html.removeClass(this.rightPart, "dojoButtonHover"); this._setImageR(this.pressedImg); }, rightUp:function (e) { if (this.disabled) { return; } dojo.html.prependClass(this.rightPart, "dojoButtonHover"); dojo.html.removeClass(this.rightPart, "dojoButtonDepressed"); this._setImageR(this.activeImg); }, rightOut:function (e) { if (this.disabled) { return; } dojo.html.removeClass(this.rightPart, "dojoButtonHover"); dojo.html.removeClass(this.rightPart, "dojoButtonDepressed"); this._setImageR(this.inactiveImg); }, rightClick:function (e) { if (this.disabled) { return; } try { this.domNode.focus(); } catch (e2) { } this._toggleMenu(this.menuId); }, _setImageR:function (prefix) { this.arrowBackgroundImage.src = dojo.uri.moduleUri("dojo.widget", prefix + "c.gif"); this.rightImage.src = dojo.uri.moduleUri("dojo.widget", prefix + "r.gif"); }, onKey:function (e) { if (!e.key) { return; } var menu = dojo.widget.getWidgetById(this.menuId); if (e.key == e.KEY_ENTER || e.key == " ") { this.onMouseDown(e); this.buttonClick(e); dojo.lang.setTimeout(this, "onMouseUp", 75, e); dojo.event.browser.stopEvent(e); } else { if (e.key == e.KEY_DOWN_ARROW && e.altKey) { this.rightDown(e); this.rightClick(e); dojo.lang.setTimeout(this, "rightUp", 75, e); dojo.event.browser.stopEvent(e); } else { if (menu && menu.isShowingNow && e.key == e.KEY_DOWN_ARROW) { dojo.event.disconnect(this.domNode, "onblur", this, "onBlur"); } } } }});

Other Struts examples (source code examples)

Here is a short list of links related to this Struts Button.js source code file:

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