mirror of
https://github.com/futurepress/epub.js.git
synced 2025-10-03 14:59:18 +02:00
Added addScript to views, hooks example
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fchasen
parent
ae726a1dab
commit
a7d76e41ef
5 changed files with 240 additions and 30 deletions
54
dist/epub.js
vendored
54
dist/epub.js
vendored
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@ -2329,12 +2329,13 @@ EPUBJS.Hook = function(context){
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this.hooks = [];
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};
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//-- Hooks allow for injecting async functions that must all complete in order before finishing
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// Functions must return a promise.
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//-- Hooks allow for injecting functions that must all complete in order before finishing
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// They will execute in parallel but all must finish before continuing
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// Functions may return a promise if they are asycn.
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// this.beforeDisplay = new EPUBJS.Hook();
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// this.beforeDisplay.register(function(){});
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// this.beforeDisplay.trigger(args).then(function(){});
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// this.content = new EPUBJS.Hook();
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// this.content.register(function(){});
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// this.content.trigger(args).then(function(){});
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// Adds a function to be run before a hook completes
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EPUBJS.Hook.prototype.register = function(func){
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@ -2360,6 +2361,7 @@ EPUBJS.Hook.prototype.trigger = function(){
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return RSVP.all(promises);
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};
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EPUBJS.Parser = function(){};
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EPUBJS.Parser.prototype.container = function(containerXml){
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@ -4423,15 +4425,16 @@ EPUBJS.View.prototype.locationOf = function(target) {
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};
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EPUBJS.View.prototype.addCss = function(src) {
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var $stylesheet = document.createElement('link');
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var ready = false;
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return new RSVP.Promise(function(resolve, reject){
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var $stylesheet;
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var ready = false;
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if(!this.document) {
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resolve(false);
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return;
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}
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$stylesheet = this.document.createElement('link');
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$stylesheet.type = 'text/css';
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$stylesheet.rel = "stylesheet";
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$stylesheet.href = src;
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@ -4452,11 +4455,13 @@ EPUBJS.View.prototype.addCss = function(src) {
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// https://developer.mozilla.org/en-US/docs/Web/API/CSSStyleSheet/insertRule
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EPUBJS.View.prototype.addStylesheetRules = function(rules) {
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var styleEl = document.createElement('style'),
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styleSheet;
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var styleEl;
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var styleSheet;
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if(!this.document) return;
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var styleEl = this.document.createElement('style');
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// Append style element to head
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this.document.head.appendChild(styleEl);
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@ -4481,6 +4486,35 @@ EPUBJS.View.prototype.addStylesheetRules = function(rules) {
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}
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};
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EPUBJS.View.prototype.addScript = function(src) {
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return new RSVP.Promise(function(resolve, reject){
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var $script;
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var ready = false;
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if(!this.document) {
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resolve(false);
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return;
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}
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$script = this.document.createElement('script');
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$script.type = 'text/javascript';
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$script.async = true;
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$script.src = src;
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$script.onload = $script.onreadystatechange = function() {
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if ( !ready && (!this.readyState || this.readyState == 'complete') ) {
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ready = true;
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setTimeout(function(){
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resolve(true);
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}, 1);
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}
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};
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this.document.head.appendChild($script);
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}.bind(this));
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};
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RSVP.EventTarget.mixin(EPUBJS.View.prototype);
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EPUBJS.Layout = EPUBJS.Layout || {};
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6
dist/epub.min.js
vendored
6
dist/epub.min.js
vendored
File diff suppressed because one or more lines are too long
143
examples/hooks.html
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143
examples/hooks.html
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@ -0,0 +1,143 @@
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<!DOCTYPE html>
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<html>
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<head>
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<meta charset="utf-8">
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<meta name="viewport" content="width=device-width, initial-scale=1">
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<title>EPUB.js Single Example</title>
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<script src="../dist/epub.js"></script>
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<style type="text/css">
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body {
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margin: 0;
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background: #fafafa;
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font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
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color: #333;
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}
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#viewer {
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overflow: hidden;
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width: 800px;
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margin: 0 auto;
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}
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#viewer .epub-view {
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background: white;
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box-shadow: 0 0 4px #ccc;
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margin: 10px;
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padding: 20px;
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}
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.arrow {
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margin: 14px;
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display: block;
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text-align: center;
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text-decoration: none;
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color: #ccc;
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}
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.arrow:hover {
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color: #777;
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}
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.arrow:active {
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color: #000;
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}
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#toc {
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display: block;
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margin: 10px auto;
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}
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</style>
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</head>
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<body>
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<a id="prev" href="#prev" class="arrow">...</a>
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<div id="viewer"></div>
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<a id="next" href="#next" class="arrow">...</a>
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<script>
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var currentSectionIndex = 8;
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// Load the opf
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var book = ePub("../books/alice/OPS/package.opf");
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var rendition = book.renderTo("viewer");
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rendition.display("chapter_001.xhtml");
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var next = document.getElementById("next");
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next.addEventListener("click", function(e){
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rendition.next();
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e.preventDefault();
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}, false);
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var prev = document.getElementById("prev");
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prev.addEventListener("click", function(e){
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rendition.prev();
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e.preventDefault();
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}, false);
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rendition.on("rendered", function(section){
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var nextSection = section.next();
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var prevSection = section.prev();
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if(nextSection) {
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nextNav = book.navigation.get(nextSection.href);
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if(nextNav) {
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nextLabel = nextNav.label;
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} else {
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nextLabel = "next";
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}
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next.textContent = nextLabel + " »";
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} else {
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next.textContent = "";
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}
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if(prevSection) {
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prevNav = book.navigation.get(prevSection.href);
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if(prevNav) {
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prevLabel = prevNav.label;
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} else {
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prevLabel = "previous";
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}
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prev.textContent = "« " + prevLabel;
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} else {
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prev.textContent = "";
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}
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});
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// Hooks
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// Add a single script
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rendition.hooks.content.register(function(view){
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return view.addScript("https://code.jquery.com/jquery-2.1.4.min.js")
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.then(function(){
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// init code
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});
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});
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// Add several scripts / css
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rendition.hooks.content.register(function(view){
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var loaded = RSVP.all([
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view.addScript("http://code.jquery.com/mobile/1.4.5/jquery.mobile-1.4.5.min.js"),
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view.addCss("http://code.jquery.com/mobile/1.4.5/jquery.mobile-1.4.5.css")
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]);
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// return loaded promise
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return loaded;
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});
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</script>
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</body>
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</html>
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11
src/hooks.js
11
src/hooks.js
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@ -3,12 +3,13 @@ EPUBJS.Hook = function(context){
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this.hooks = [];
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};
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//-- Hooks allow for injecting async functions that must all complete in order before finishing
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// Functions must return a promise.
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//-- Hooks allow for injecting functions that must all complete in order before finishing
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// They will execute in parallel but all must finish before continuing
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// Functions may return a promise if they are asycn.
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// this.beforeDisplay = new EPUBJS.Hook();
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// this.beforeDisplay.register(function(){});
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// this.beforeDisplay.trigger(args).then(function(){});
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// this.content = new EPUBJS.Hook();
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// this.content.register(function(){});
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// this.content.trigger(args).then(function(){});
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// Adds a function to be run before a hook completes
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EPUBJS.Hook.prototype.register = function(func){
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42
src/view.js
42
src/view.js
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@ -591,15 +591,16 @@ EPUBJS.View.prototype.locationOf = function(target) {
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};
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EPUBJS.View.prototype.addCss = function(src) {
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var $stylesheet = document.createElement('link');
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var ready = false;
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return new RSVP.Promise(function(resolve, reject){
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var $stylesheet;
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var ready = false;
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if(!this.document) {
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resolve(false);
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return;
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}
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$stylesheet = this.document.createElement('link');
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$stylesheet.type = 'text/css';
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$stylesheet.rel = "stylesheet";
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$stylesheet.href = src;
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@ -620,11 +621,13 @@ EPUBJS.View.prototype.addCss = function(src) {
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// https://developer.mozilla.org/en-US/docs/Web/API/CSSStyleSheet/insertRule
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EPUBJS.View.prototype.addStylesheetRules = function(rules) {
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var styleEl = document.createElement('style'),
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styleSheet;
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var styleEl;
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var styleSheet;
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if(!this.document) return;
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var styleEl = this.document.createElement('style');
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// Append style element to head
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this.document.head.appendChild(styleEl);
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@ -649,4 +652,33 @@ EPUBJS.View.prototype.addStylesheetRules = function(rules) {
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}
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};
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EPUBJS.View.prototype.addScript = function(src) {
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return new RSVP.Promise(function(resolve, reject){
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var $script;
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var ready = false;
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if(!this.document) {
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resolve(false);
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return;
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}
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$script = this.document.createElement('script');
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$script.type = 'text/javascript';
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$script.async = true;
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$script.src = src;
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$script.onload = $script.onreadystatechange = function() {
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if ( !ready && (!this.readyState || this.readyState == 'complete') ) {
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ready = true;
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setTimeout(function(){
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resolve(true);
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}, 1);
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}
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};
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this.document.head.appendChild($script);
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}.bind(this));
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};
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RSVP.EventTarget.mixin(EPUBJS.View.prototype);
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