mirror of
https://github.com/kennethreitz/dive-into-python3.git
synced 2026-06-05 23:10:17 +00:00
Mark Pilgrim
83 lines
3.3 KiB
JavaScript
83 lines
3.3 KiB
JavaScript
/*
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var COMPARISON_LANGUAGES = {'python2': 'Python 2', 'java': 'Java', 'perl5': 'Perl 5', 'clang': 'C'};
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*/
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var TOGGLE_BLOCK_TEXT = {'visible': 'hide', 'hidden': 'show'};
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google.load("jquery", "1");
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google.setOnLoadCallback(function() {
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$(document).ready(function() {
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/*
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// toggle-able language comparisons
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for (var lang in COMPARISON_LANGUAGES) {
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$("blockquote.compare").filter("blockquote." + lang).each(function(i) {
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$(this).wrapInner('<div class="block"></div>');
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$(this).prepend('<div class="widgets">[ <a href="#" onclick="toggleComparisonNotes(\'' + lang + '\');return false" class="toggle">hide ' + COMPARISON_LANGUAGES[lang] + ' notes</a> ]</div>');
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});
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}
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*/
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// "hide", "open in new window", and (optionally) "download" widgets on code & screen blocks
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$("pre > code").each(function(i) {
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var pre = $(this.parentNode);
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if (pre.parents("table").length == 0) {
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pre.addClass("code");
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}
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});
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$("pre.code, pre.screen").each(function(i) {
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this.id = "autopre" + i;
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$(this).wrapInner('<div class="block"></div>');
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$(this).prepend('<div class="widgets">[<a class="toggle" href="javascript:toggleCodeBlock(\'' + this.id + '\')">' + TOGGLE_BLOCK_TEXT['visible'] + '</a>] [<a href="javascript:plainTextOnClick(\'' + this.id + '\')">open in new window</a>]</div>');
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$(this).prev("p.download").each(function(i) {
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$(this).next("pre").find("div.widgets").append(" " + $(this).html());
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this.parentNode.removeChild(this);
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});
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});
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// synchronized highlighting on callouts and their associated lines within code & screen blocks
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$("pre.code, pre.screen").each(function() {
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$(this).find("a:not([href])").each(function(i) {
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var a = $(this);
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var li = a.parents("pre").next("ol").find("li:nth-child(" + (i+1) + ")");
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li.add(a).hover(function() { a.addClass("hover"); li.addClass("hover"); },
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function() { a.removeClass("hover"); li.removeClass("hover"); });
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});
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});
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// synchronized highlighting on callouts and their associated table rows
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$("table").each(function() {
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$(this).find("tr:gt(0)").each(function(i) {
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var tr = $(this);
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var li = tr.parents("table").next("ol").find("li:nth-child(" + (i+1) + ")");
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if (li.length > 0) {
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li.add(tr).hover(function() { tr.addClass("hover"); li.addClass("hover"); },
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function() { tr.removeClass("hover"); li.removeClass("hover"); });
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}
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});
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});
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}); /* document.ready */
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}); /* google.setOnLoadCallback */
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/*
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function toggleComparisonNotes(lang) {
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// FIXME: save state in cookie, pass state to toggle(), reset text accordingly
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$("blockquote." + lang + " div.block").toggle(false);
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$("blockquote." + lang + " div.widgets a.toggle").text("show " + COMPARISON_LANGUAGES[lang] + " notes");
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}
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*/
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function toggleCodeBlock(id) {
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$("#" + id).find("div.block").toggle();
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var a = $("#" + id).find("a.toggle");
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a.text(a.text() == TOGGLE_BLOCK_TEXT['visible'] ? TOGGLE_BLOCK_TEXT['hidden'] : TOGGLE_BLOCK_TEXT['visible']);
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}
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function plainTextOnClick(id) {
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var clone = $("#" + id).clone();
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clone.find("div.widgets, span").remove();
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var win = window.open("about:blank", "plaintext", "toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=1,width=600,height=400,left=35,top=75");
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win.document.open();
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win.document.write('<pre>' + clone.html());
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win.document.close();
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}
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