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Prevent page breaks in outputs when printing #1679

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merged 1 commit into from Dec 8, 2021
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52 changes: 52 additions & 0 deletions share/jupyter/nbconvert/templates/lab/index.html.j2
Expand Up @@ -41,9 +41,11 @@
{{ resources.include_css("static/theme-light.css") }}
{% endif %}
<style type="text/css">
/* Misc */
a.anchor-link {
display: none;
}

.highlight {
margin: 0.4em;
}
Expand All @@ -57,10 +59,60 @@ a.anchor-link {
overflow: hidden;
}

/* Output area styling: using table instead of flexbox so that we can use break-inside property */

.jp-CodeCell.jp-mod-outputsScrolled .jp-OutputArea-prompt {
min-width: calc(
var(--jp-cell-prompt-width) - var(--jp-private-cell-scrolling-output-offset)
);
}

.jp-OutputArea-child {
display: table;
width: 100%;
}

.jp-OutputPrompt {
display: table-cell;
vertical-align: top;
min-width: var(--jp-cell-prompt-width);
}

body[data-format='mobile'] .jp-OutputPrompt {
display: table-row;
}

.jp-OutputArea-output {
display: table-cell;
width: 100%;
}

body[data-format='mobile'] .jp-OutputArea-child .jp-OutputArea-output {
display: table-row;
}

.jp-OutputArea-output.jp-OutputArea-executeResult {
width: 100%;
}

/* block wrapper: using block instead of flexbox so that we can use break-inside property
note: in the case of JupyterLab, wrappers also include collapsers, hence the flexbox.
*/

.jp-Cell-inputWrapper, .jp-Cell-outputWrapper {
display: block;
}

/* Media print rules */

@media print {
body {
margin: 0;
}

.jp-OutputArea-child {
break-inside: avoid-page;
}
}
</style>

Expand Down