+++ /dev/null
-// Copyright 2016 The Go Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
-// Store child window object which will display slides with notes
-var notesWindow = null;
-
-var isParentWindow = window.parent == window;
-
-// When parent window closes, clear storage and close child window
-if (isParentWindow) {
- window.onbeforeunload = function() {
- localStorage.clear();
- if (notesWindow) notesWindow.close();
- };
-}
-
-function toggleNotesWindow() {
- if (!isParentWindow) return;
- if (notesWindow) {
- notesWindow.close();
- notesWindow = null;
- return;
- }
-
- initNotes();
-}
-
-// Create an unique key for the local storage so we don't mix the
-// destSlide of different presentations. For golang.org/issue/24688.
-function destSlideKey() {
- var key = '';
- if (notesWindow) {
- var slides = notesWindow.document.getElementById('presenter-slides');
- key = slides.src.split('#')[0];
- } else {
- key = window.location.href.split('#')[0];
- }
- return 'destSlide:' + key;
-}
-
-function initNotes() {
- notesWindow = window.open('', '', 'width=1000,height=700');
- var w = notesWindow;
- var slidesUrl = window.location.href;
-
- // Hack to apply css. Requires existing html on notesWindow.
- w.document.write("<div style='display:none;'></div>");
-
- w.document.title = window.document.title;
-
- var slides = w.document.createElement('iframe');
- slides.id = 'presenter-slides';
- slides.src = slidesUrl;
- w.document.body.appendChild(slides);
-
- var curSlide = parseInt(localStorage.getItem(destSlideKey()), 10);
- var formattedNotes = '';
- var section = sections[curSlide - 1];
- // curSlide is 0 when initialized from the first page of slides.
- // Check if section is valid before retrieving Notes.
- if (section) {
- formattedNotes = formatNotes(section.Notes);
- } else if (curSlide == 0) {
- formattedNotes = formatNotes(titleNotes);
- }
-
- // setTimeout needed for Firefox
- setTimeout(function() {
- slides.focus();
- }, 100);
-
- var notes = w.document.createElement('div');
- notes.id = 'presenter-notes';
- notes.innerHTML = formattedNotes;
- w.document.body.appendChild(notes);
-
- w.document.close();
-
- function addPresenterNotesStyle() {
- var el = w.document.createElement('link');
- el.rel = 'stylesheet';
- el.type = 'text/css';
- el.href = PERMANENT_URL_PREFIX + 'notes.css';
- w.document.body.appendChild(el);
- w.document.querySelector('head').appendChild(el);
- }
-
- addPresenterNotesStyle();
-
- // Add listener on notesWindow to update notes when triggered from
- // parent window
- w.addEventListener('storage', updateNotes, false);
-}
-
-function formatNotes(notes) {
- var formattedNotes = '';
- if (notes) {
- for (var i = 0; i < notes.length; i++) {
- formattedNotes = formattedNotes + '<p>' + notes[i] + '</p>';
- }
- }
- return formattedNotes;
-}
-
-function updateNotes() {
- // When triggered from parent window, notesWindow is null
- // The storage event listener on notesWindow will update notes
- if (!notesWindow) return;
- var destSlide = parseInt(localStorage.getItem(destSlideKey()), 10);
- var section = sections[destSlide - 1];
- var el = notesWindow.document.getElementById('presenter-notes');
-
- if (!el) return;
-
- if (section && section.Notes) {
- el.innerHTML = formatNotes(section.Notes);
- } else if (destSlide == 0) {
- el.innerHTML = formatNotes(titleNotes);
- } else {
- el.innerHTML = '';
- }
-}
-
-/* Playground syncing */
-
-// When presenter notes are enabled, playground click handlers are
-// stored here to sync click events on the correct playground
-var playgroundHandlers = { onRun: [], onKill: [], onClose: [] };
-
-function updatePlay(e) {
- var i = localStorage.getItem('play-index');
-
- switch (e.key) {
- case 'play-index':
- return;
- case 'play-action':
- // Sync 'run', 'kill', 'close' actions
- var action = localStorage.getItem('play-action');
- playgroundHandlers[action][i](e);
- return;
- case 'play-code':
- // Sync code editing
- var play = document.querySelectorAll('div.playground')[i];
- play.innerHTML = localStorage.getItem('play-code');
- return;
- case 'output-style':
- // Sync resizing of playground output
- var out = document.querySelectorAll('.output')[i];
- out.style = localStorage.getItem('output-style');
- return;
- }
-}
-
-// Reset 'run', 'kill', 'close' storage items when synced
-// so that successive actions can be synced correctly
-function updatePlayStorage(action, index, e) {
- localStorage.setItem('play-index', index);
-
- if (localStorage.getItem('play-action') === action) {
- // We're the receiving window, and the message has been received
- localStorage.removeItem('play-action');
- } else {
- // We're the triggering window, send the message
- localStorage.setItem('play-action', action);
- }
-
- if (action === 'onRun') {
- if (localStorage.getItem('play-shiftKey') === 'true') {
- localStorage.removeItem('play-shiftKey');
- } else if (e.shiftKey) {
- localStorage.setItem('play-shiftKey', e.shiftKey);
- }
- }
-}
projects / dotfiles / .git / blobdiff