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Show notes in the embedder shell. (In a new file.) #103

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Show notes in the embedder shell. (In a new file.) #103

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0023714
Copy the embedder shell before making edits.
SimonSapin Sep 25, 2012
bf13721
Show notes in the embedder shell. (In a new file.)
SimonSapin Sep 25, 2012
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296 changes: 296 additions & 0 deletions shells/embedder+notes.html
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Original file line number Diff line number Diff line change
@@ -0,0 +1,296 @@
<!DOCTYPE html>

<meta charset="utf8">
<title>...</title>

<div id="slides">
<iframe allowfullscreen mozallowfullscreen webkitallowfullscreen></iframe>
</div>
<div id="notes">
<p id="content"></p>
</div>
<div id="controls">
<button title="prev" id="back" onclick="Dz.back()">&#9664;</button>
<button title="next" id="forward" onclick="Dz.forward()">&#9654;</button>
<div id="rightcontrols">
<input onchange="Dz.setCursor(this.value)" size="2" id="slideidx" value="0" />/<span id="slidecount">...</span>
<button title="Go fullscreen or open in a new window" id="fullscreen" onclick="Dz.goFullscreen()">&#8689;</button>
</div>
</div>

<style>
html { height: 100%;}
body {
margin: 0;
background-color: black;
height: 100%;
width: 100%;
}
#slides, #controls, #notes {
left: 0;
position: absolute;
right: 0;
}
#controls {
color: white;
font-family: monospace;
height: 30px;
line-height: 30px;
padding: 5px;
}
#slides {
bottom: 206px;
top: 0;
}
#notes {
bottom: 40px;
height: 150px;

background: #EEE;
color: #444;
padding: 0 20px;
overflow: auto;
font: 25px sans-serif;
border: 8px solid #555;
border-style: solid none;
}
iframe {
border: none;
background-color: white;
height: 100%;
width: 100%;
}
#controls {
bottom: 0;
float: right;
font-size: 13px;
text-align: center;
}
#controls button[disabled] {color: #333;}
button {
background-color: transparent;
border: none;
cursor: pointer;
color: #bbb;
padding: 0;
font-size: 20px;
line-height: 100%;
-webkit-user-select: none;
-khtml-user-select: none;
-moz-user-select: none;
-o-user-select: none;
user-select: none;
position: relative;
}
button:hover {
color: white;
}
button:active {
top: 1px;
left: 1px;
}
#slideidx {
border: none;
background-color: rgba(255, 255, 255, 0.2);
color: white;
text-align: center;
}
#rightcontrols * { vertical-align: middle; }
#rightcontrols {
bottom: 4px;
position: absolute;
top: 4px;
right: 10px;
}
#fullscreen {-moz-transform: scaleX(-1);-webkit-transform: scaleX(-1);-o-transform: scaleX(-1);-ms-transform: scaleX(-1);transform: scaleX(-1);}
</style>

<script>
var Dz = {
view: null,
url: null,
idx: 1,
count: null,
iframe: null
};

Dz.init = function() {
this.loadIframe();
}

Dz.onkeydown = function(aEvent) {
// Don't intercept keyboard shortcuts
if (aEvent.altKey
|| aEvent.ctrlKey
|| aEvent.metaKey
|| aEvent.shiftKey) {
return;
}
if ( aEvent.keyCode == 37 // left arrow
|| aEvent.keyCode == 38 // up arrow
|| aEvent.keyCode == 33 // page up
) {
aEvent.preventDefault();
this.back();
}
if ( aEvent.keyCode == 39 // right arrow
|| aEvent.keyCode == 40 // down arrow
|| aEvent.keyCode == 34 // page down
) {
aEvent.preventDefault();
this.forward();
}
if (aEvent.keyCode == 35) { // end
aEvent.preventDefault();
this.goEnd();
}
if (aEvent.keyCode == 36) { // home
aEvent.preventDefault();
this.goStart();
}
if (aEvent.keyCode == 32) { // space
aEvent.preventDefault();
this.toggleContent();
}
if (aEvent.keyCode == 70) { // f
aEvent.preventDefault();
this.goFullscreen();
}
}

Dz.onmessage = function(aEvent) {
if (aEvent.source === this.view) {
var argv = aEvent.data.split(" "), argc = argv.length;
argv.forEach(function(e, i, a) { a[i] = decodeURIComponent(e) });
if (argv[0] === "CURSOR" && argc === 2) {
var cursor = argv[1].split(".");
this.postMsg(this.view, "GET_NOTES");
this.idx = ~~cursor[0];
this.step = ~~cursor[1];
$("#slideidx").value = this.idx;
$("#back").disabled = this.idx == 1;
$("#forward").disabled = this.idx == this.count;
}
if (argv[0] === "REGISTERED" && argc === 3) {
$("#slidecount").innerHTML = this.count = argv[2];
document.title = argv[1];
}
if (argv[0] === "NOTES" && argc === 2) {
$("#notes > #content").innerHTML = this.notes = argv[1];
}
}
}

/* Get url from hash or prompt and store it */

Dz.getUrl = function() {
var u = window.location.hash.split("#")[1];
if (!u) {
u = window.prompt("What is the URL of the slides?");
if (u) {
window.location.hash = u.split("#")[0];
return u;
}
u = "<style>body{background-color:white;color:black}</style>";
u += "<strong>ERROR:</strong> No URL specified.<br>";
u += "Try<em>: " + document.location + "#yourslides.html</em>";
u = "data:text/html," + encodeURIComponent(u);
}
return u;
}

Dz.loadIframe = function() {
this.iframe = $("iframe");
this.iframe.src = this.url = this.getUrl();
this.iframe.onload = function() {
Dz.view = this.contentWindow;
Dz.postMsg(Dz.view, "REGISTER");
}
}

Dz.toggleContent = function() {
this.postMsg(this.view, "TOGGLE_CONTENT");
}

Dz.onhashchange = function() {
this.loadIframe();
}

Dz.back = function() {
this.postMsg(this.view, "BACK");
}

Dz.forward = function() {
this.postMsg(this.view, "FORWARD");
}

Dz.goStart = function() {
this.postMsg(this.view, "START");
}

Dz.goEnd = function() {
this.postMsg(this.view, "END");
}

Dz.setCursor = function(aCursor) {
this.postMsg(this.view, "SET_CURSOR", aCursor);
}

Dz.goFullscreen = function() {
var requestFullscreen = this.iframe.requestFullscreen || this.iframe.requestFullScreen || this.iframe.mozRequestFullScreen || this.iframe.webkitRequestFullScreen;
if (requestFullscreen) {
requestFullscreen.apply(this.iframe);
} else {
window.open(this.url + "#" + this.idx, '', 'width=800,height=600,personalbar=0,toolbar=0,scrollbars=1,resizable=1');
}
}

Dz.postMsg = function(aWin, aMsg) { // [arg0, [arg1...]]
aMsg = [aMsg];
for (var i = 2; i < arguments.length; i++)
aMsg.push(encodeURIComponent(arguments[i]));
aWin.postMessage(aMsg.join(" "), "*");
}

function init() {
Dz.init();
window.onkeydown = Dz.onkeydown.bind(Dz);
window.onhashchange = Dz.loadIframe.bind(Dz);
window.onmessage = Dz.onmessage.bind(Dz);
}

window.onload = init;
</script>


<script> // Helpers
if (!Function.prototype.bind) {
Function.prototype.bind = function (oThis) {

// closest thing possible to the ECMAScript 5 internal IsCallable
// function
if (typeof this !== "function")
throw new TypeError(
"Function.prototype.bind - what is trying to be fBound is not callable"
);

var aArgs = Array.prototype.slice.call(arguments, 1),
fToBind = this,
fNOP = function () {},
fBound = function () {
return fToBind.apply( this instanceof fNOP ? this : oThis || window,
aArgs.concat(Array.prototype.slice.call(arguments)));
};

fNOP.prototype = this.prototype;
fBound.prototype = new fNOP();

return fBound;
};
}

var $ = (HTMLElement.prototype.$ = function(aQuery) {
return this.querySelector(aQuery);
}).bind(document);

</script>
2 changes: 1 addition & 1 deletion template.html
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Original file line number Diff line number Diff line change
Expand Up @@ -24,7 +24,7 @@ <h3>An incremental list</h3>
<li>Item 2
<li>Item 3
</ul>
<details>Some notes. They are only visible using onstage shell.</details>
<details>Some notes. They are only visible using onstage or embedder+notes shell.</details>
</section>

<section>
Expand Down