Files
dive-into-python3/dip3.js
T

83 lines
3.2 KiB
JavaScript

/*
var LANGS = {'python2': 'Python 2', 'java': 'Java', 'perl5': 'Perl 5', 'clang': 'C'};
*/
//google.load("jquery", "1.3");
//google.setOnLoadCallback(function() {
$(document).ready(function() {
var HS = {'visible': 'hide', 'hidden': 'show'};
/*
// toggle-able language comparisons
for (var lang in LANGS) {
$("blockquote.compare").filter("blockquote." + lang).each(function(i) {
$(this).wrapInner('<div class="block"></div>');
$(this).prepend('<div class="widgets">[ <a href="#" onclick="toggleComparisonNotes(\'' + lang + '\');return false" class="toggle">hide ' + LANGS[lang] + ' notes</a> ]</div>');
});
}
*/
// "hide", "open in new window", and (optionally) "download" widgets on code & screen blocks
$("pre > code").each(function(i) {
var pre = $(this.parentNode);
if (pre.parents("table").length == 0) {
pre.addClass("code");
}
});
$("pre.code, pre.screen").each(function(i) {
this.id = "autopre" + i;
$(this).wrapInner('<div class="block"></div>');
$(this).prepend('<div class="widgets">[<a class="toggle" href="javascript:toggleCodeBlock(\'' + this.id + '\')">' + HS['visible'] + '</a>] [<a href="javascript:plainTextOnClick(\'' + this.id + '\')">open in new window</a>]</div>');
$(this).prev("p.download").each(function(i) {
$(this).next("pre").find("div.widgets").append(" " + $(this).html());
this.parentNode.removeChild(this);
});
});
// synchronized highlighting on callouts and their associated lines within code & screen blocks
$("pre.code, pre.screen").each(function() {
$(this).find("a:not([href])").each(function(i) {
var a = $(this);
var li = a.parents("pre").next("ol").find("li:nth-child(" + (i+1) + ")");
li.add(a).hover(function() { a.addClass("hover"); li.addClass("hover"); },
function() { a.removeClass("hover"); li.removeClass("hover"); });
});
});
// synchronized highlighting on callouts and their associated table rows
$("table").each(function() {
$(this).find("tr:gt(0)").each(function(i) {
var tr = $(this);
var li = tr.parents("table").next("ol").find("li:nth-child(" + (i+1) + ")");
if (li.length > 0) {
li.add(tr).hover(function() { tr.addClass("hover"); li.addClass("hover"); },
function() { tr.removeClass("hover"); li.removeClass("hover"); });
}
});
});
}); /* document.ready */
//}); /* google.setOnLoadCallback */
/*
function toggleComparisonNotes(lang) {
// FIXME: save state in cookie, pass state to toggle(), reset text accordingly
$("blockquote." + lang + " div.block").toggle(false);
$("blockquote." + lang + " div.widgets a.toggle").text("show " + LANGS[lang] + " notes");
}
*/
function toggleCodeBlock(id) {
$("#" + id).find("div.block").toggle();
var a = $("#" + id).find("a.toggle");
a.text(a.text() == HS['visible'] ? HS['hidden'] : HS['visible']);
}
function plainTextOnClick(id) {
var clone = $("#" + id).clone();
clone.find("div.widgets, span").remove();
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");
win.document.open();
win.document.write('<pre>' + clone.html());
win.document.close();
}