57 lines
2.4 KiB
JavaScript
57 lines
2.4 KiB
JavaScript
$(document).ready(function() {
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/* Add a [>>>] button on the top-right corner of code samples to hide
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* the >>> and ... prompts and the output and thus make the code
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* copyable. */
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var div = $('.highlight-python .highlight,' +
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'.highlight-python3 .highlight')
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var pre = div.find('pre');
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// get the styles from the current theme
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pre.parent().parent().css('position', 'relative');
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var hide_text = 'Hide the prompts and output';
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var show_text = 'Show the prompts and output';
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var border_width = pre.css('border-top-width');
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var border_style = pre.css('border-top-style');
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var border_color = pre.css('border-top-color');
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var button_styles = {
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'cursor':'pointer', 'position': 'absolute', 'top': '0', 'right': '0',
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'border-color': border_color, 'border-style': border_style,
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'border-width': border_width, 'color': border_color, 'text-size': '75%',
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'font-family': 'monospace', 'padding-left': '0.2em', 'padding-right': '0.2em',
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'border-radius': '0 3px 0 0'
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}
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// create and add the button to all the code blocks that contain >>>
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div.each(function(index) {
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var jthis = $(this);
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if (jthis.find('.gp').length > 0) {
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var button = $('<span class="copybutton">>>></span>');
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button.css(button_styles)
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button.attr('title', hide_text);
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jthis.prepend(button);
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}
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// tracebacks (.gt) contain bare text elements that need to be
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// wrapped in a span to work with .nextUntil() (see later)
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jthis.find('pre:has(.gt)').contents().filter(function() {
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return ((this.nodeType == 3) && (this.data.trim().length > 0));
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}).wrap('<span>');
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});
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// define the behavior of the button when it's clicked
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$('.copybutton').toggle(
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function() {
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var button = $(this);
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button.parent().find('.go, .gp, .gt').hide();
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button.next('pre').find('.gt').nextUntil('.gp, .go').css('visibility', 'hidden');
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button.css('text-decoration', 'line-through');
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button.attr('title', show_text);
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},
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function() {
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var button = $(this);
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button.parent().find('.go, .gp, .gt').show();
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button.next('pre').find('.gt').nextUntil('.gp, .go').css('visibility', 'visible');
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button.css('text-decoration', 'none');
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button.attr('title', hide_text);
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});
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});
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