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April 27, 2015 06:26
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Creating Custom Controls in SAPUI5 Demo // source http://jsbin.com/kojisi
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| <!DOCTYPE html> | |
| <html lang="en"> | |
| <head> | |
| <title>Creating Custom Controls in SAPUI5 Demo</title> | |
| <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /> | |
| <meta http-equiv="X-UA-Compatible" content="IE=edge" /> | |
| <script id="sap-ui-bootstrap" type="text/javascript" src="https://openui5.hana.ondemand.com/resources/sap-ui-core.js" data-sap-ui-theme="sap_bluecrystal" data-sap-ui-libs="sap.ui.commons"> | |
| </script> | |
| <style type="text/css"> | |
| /* here you could overwrite some sapui5 styles you don't like */ | |
| </style> | |
| <script type="text/javascript"> | |
| /* a custom currency datatype */ | |
| (function(){ | |
| "use strict"; | |
| jQuery.sap.declare('nabisoft.bookstore.datatypes.CurrencyCode'); | |
| jQuery.sap.require('sap.ui.base.DataType'); | |
| /** | |
| * A string type that represents currency codes that are currently supported | |
| * by our little application. Currently only "USD" and "EUR" is supported | |
| */ | |
| nabisoft.bookstore.datatypes.CurrencyCode = sap.ui.base.DataType.createType( | |
| "nabisoft.bookstore.datatypes.CurrencyCode", | |
| { | |
| isValid : function(sValue) { | |
| return sValue === "EUR" || sValue === "USD"; | |
| } | |
| }, | |
| sap.ui.base.DataType.getType('string') | |
| ); | |
| })(); | |
| </script> | |
| <script type="text/javascript"> | |
| /* our custom Book control */ | |
| (function () { | |
| "use strict"; | |
| jQuery.sap.declare("nabisoft.bookstore.controls.Book"); | |
| //$.sap.includeStyleSheet("path/to/css/file"); | |
| jQuery.sap.require("sap.ui.commons.Button"); | |
| jQuery.sap.require("sap.ui.commons.Image"); | |
| jQuery.sap.require("sap.ui.commons.RatingIndicator"); | |
| jQuery.sap.require("sap.ui.commons.Link"); | |
| jQuery.sap.require("sap.ui.commons.TextView"); | |
| jQuery.sap.require("nabisoft.bookstore.datatypes.CurrencyCode"); | |
| sap.ui.core.Control.extend("nabisoft.bookstore.controls.Book", { | |
| // the control API: | |
| metadata : { | |
| properties : { | |
| /* Business Object properties */ | |
| title : {type : "string"}, | |
| author : {type : "string"}, | |
| description : {type : "string"}, | |
| price : {type : "float"}, | |
| currencyCode : {type : "nabisoft.bookstore.datatypes.CurrencyCode", defaultValue : "USD"}, //BUG defaultValue is not validated | |
| comments : {type : "string[]", defaultValue: []}, | |
| numberOfPages : {type : "int"}, | |
| coverPictureUrl : {type : "string"}, | |
| expressDelivery : {type : "boolean", defaultValue : false}, | |
| /* other (configuration) properties */ | |
| width : {type : "sap.ui.core.CSSSize", defaultValue : "400px"}, | |
| height : {type : "sap.ui.core.CSSSize", defaultValue : "400px"}, | |
| // only for demonstration | |
| someObject : {type : "object"}, | |
| whatever : {type : "any"} | |
| }, | |
| aggregations : { | |
| _buyButton : {type : "sap.ui.commons.Button", multiple : false, visibility: "hidden"}, | |
| coverPicture : {type : "sap.ui.commons.Image", multiple : false, visibility: "public"} | |
| }, | |
| associations: { | |
| relatedBooks : {type : "nabisoft.bookstore.controls.Book", multiple : true, singularName: "relatedBook"} | |
| }, | |
| events : { | |
| buy : {enablePreventDefault : true} | |
| } | |
| }, | |
| _oLink : null, //a very very private property | |
| init : function(){ | |
| var oControl = this, oBuyBtn, oCoverPic; | |
| this._oLink = new sap.ui.commons.Link(); | |
| //do something with the link | |
| //... | |
| //create a button to allow used buying that book | |
| oBuyBtn = new sap.ui.commons.Button({ | |
| text: "Buy this book", | |
| press: function (oEvent) { | |
| oControl.fireBuy({ | |
| someData : "some data I want to pass along with the event object" | |
| }); | |
| } | |
| }); | |
| this.setAggregation("_buyButton", oBuyBtn); | |
| //create initialize the cover picture, but we don't have a src yet | |
| oCoverPic = new sap.ui.commons.Image({ | |
| decorative: true, | |
| width: "150px", | |
| height: "200px", | |
| tooltip: "Cover of book" | |
| }); | |
| oCoverPic.addStyleClass("nsBookCvrPic"); | |
| this.setCoverPicture(oCoverPic); | |
| }, | |
| onAfterRendering: function (){ | |
| //called after instance has been rendered (it's in the DOM) | |
| }, | |
| _somePrivateMethod : function () { /*do someting...*/ }, | |
| somePublicMethod : function () { /*do someting...*/ }, | |
| renderer : { | |
| render : function(oRm, oControl) { | |
| oRm.write("<div"); | |
| oRm.writeControlData(oControl); | |
| oRm.addClass("nsBook"); | |
| oRm.writeClasses(); | |
| oRm.addStyle("width", oControl.getWidth()); | |
| oRm.addStyle("height", oControl.getHeight()); | |
| oRm.writeStyles(); | |
| oRm.write(">"); | |
| //content | |
| oRm.renderControl(oControl.getCoverPicture()); | |
| //we don't do any fancy stuff because we are lazy ;-) | |
| //oRm.writeEscaped("<div>escape this</div>"); | |
| oRm.write("<div>"); | |
| oRm.write("<div>Title : "+oControl.getTitle()+"</div>"); | |
| oRm.write("<div>Author : "+oControl.getAuthor()+"</div>"); | |
| oRm.write("<div>Description : "+oControl.getDescription()+"</div>"); | |
| oRm.write("<div>Price : "+oControl.getPrice().toFixed(2)+" "+oControl.getCurrencyCode() +"</div>"); | |
| oRm.write("<div>Comments : <br/>"+oControl.getComments().join("<br/>")+"</div>"); | |
| oRm.write("<div>Pages : "+oControl.getNumberOfPages()+"</div>"); | |
| oRm.write("<div>Express Delivery : "+oControl.getExpressDelivery()+"</div>"); | |
| oRm.write("<div>"); | |
| oRm.renderControl(oControl.getAggregation("_buyButton")); | |
| oRm.write("</div>"); | |
| oRm.write("</div>"); | |
| oRm.write("</div>"); | |
| } | |
| } | |
| }); | |
| //overwrite setter | |
| nabisoft.bookstore.controls.Book.prototype.setCoverPictureUrl = function (sVal) { | |
| if (sVal) { | |
| this.setProperty("coverPictureUrl", sVal, /*suppressInvalidate*/ true); //do not re-render | |
| this.getCoverPicture().setSrc(sVal); | |
| } | |
| }; | |
| nabisoft.bookstore.controls.Book.prototype.exit = function () { | |
| /* release resources that are not released by the SAPUI5 framework */ | |
| if (this._oLink){ | |
| this._oLink.destroy(); | |
| delete this._oLink; | |
| } | |
| }; | |
| }()); | |
| </script> | |
| <script type="text/javascript"> | |
| "use strict"; | |
| /* here we implement the application */ | |
| var oBook = new nabisoft.bookstore.controls.Book({ | |
| title: "My Title", | |
| author: "My Author", | |
| description: "This is a Book about...", | |
| price: 49.90, | |
| currencyCode: "EUR", | |
| comments: ["Great book!", "A must have!", "I liked chapter 6 the most!"], | |
| numberOfPages: 293, | |
| coverPictureUrl: "http://lorempixel.com/150/200/", | |
| expressDelivery: true, | |
| relatedBooks: [], | |
| buy : function(oEvent){ | |
| var oBook = oEvent.getSource(); | |
| alert("Buy event received: '"+oBook.getTitle() + "' by " + oBook.getAuthor()); | |
| } | |
| }); | |
| oBook.addEventDelegate({ | |
| onAfterRendering: function(){ | |
| //called after the instance has been rendered (it's in the DOM) | |
| } | |
| }); | |
| oBook.placeAt("content"); | |
| </script> | |
| </head> | |
| <body class="sapUiBody" role="application"> | |
| <div id="content"></div> | |
| </body> | |
| </html> |
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