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//----------------------------------------------------------------------------
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// Copyright (C) 2008 The IPython Development Team
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//
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// Distributed under the terms of the BSD License. The full license is in
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// the file COPYING, distributed as part of this software.
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//----------------------------------------------------------------------------
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//============================================================================
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// OutputArea
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//============================================================================
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/**
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* @module IPython
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* @namespace IPython
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* @submodule OutputArea
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*/
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var IPython = (function (IPython) {
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"use strict";
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var utils = IPython.utils;
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/**
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* @class OutputArea
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*
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* @constructor
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*/
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var OutputArea = function (selector, prompt_area) {
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this.selector = selector;
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this.wrapper = $(selector);
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this.outputs = [];
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this.collapsed = false;
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this.scrolled = false;
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this.trusted = true;
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this.clear_queued = null;
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if (prompt_area === undefined) {
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this.prompt_area = true;
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} else {
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this.prompt_area = prompt_area;
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}
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this.create_elements();
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this.style();
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this.bind_events();
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};
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/**
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* Class prototypes
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**/
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OutputArea.prototype.create_elements = function () {
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this.element = $("<div/>");
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this.collapse_button = $("<div/>");
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this.prompt_overlay = $("<div/>");
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this.wrapper.append(this.prompt_overlay);
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this.wrapper.append(this.element);
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this.wrapper.append(this.collapse_button);
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};
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OutputArea.prototype.style = function () {
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this.collapse_button.hide();
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this.prompt_overlay.hide();
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this.wrapper.addClass('output_wrapper');
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this.element.addClass('output');
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this.collapse_button.addClass("btn output_collapsed");
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this.collapse_button.attr('title', 'click to expand output');
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this.collapse_button.text('. . .');
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this.prompt_overlay.addClass('out_prompt_overlay prompt');
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this.prompt_overlay.attr('title', 'click to expand output; double click to hide output');
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this.collapse();
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};
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/**
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* Should the OutputArea scroll?
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* Returns whether the height (in lines) exceeds a threshold.
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*
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* @private
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* @method _should_scroll
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* @param [lines=100]{Integer}
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* @return {Bool}
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*
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*/
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OutputArea.prototype._should_scroll = function (lines) {
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if (lines <=0 ){ return }
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if (!lines) {
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lines = 100;
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}
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// line-height from http://stackoverflow.com/questions/1185151
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var fontSize = this.element.css('font-size');
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var lineHeight = Math.floor(parseInt(fontSize.replace('px','')) * 1.5);
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return (this.element.height() > lines * lineHeight);
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};
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OutputArea.prototype.bind_events = function () {
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var that = this;
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this.prompt_overlay.dblclick(function () { that.toggle_output(); });
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this.prompt_overlay.click(function () { that.toggle_scroll(); });
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this.element.resize(function () {
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// FIXME: Firefox on Linux misbehaves, so automatic scrolling is disabled
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if ( IPython.utils.browser[0] === "Firefox" ) {
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return;
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}
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// maybe scroll output,
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// if it's grown large enough and hasn't already been scrolled.
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if ( !that.scrolled && that._should_scroll(OutputArea.auto_scroll_threshold)) {
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that.scroll_area();
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}
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});
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this.collapse_button.click(function () {
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that.expand();
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});
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};
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OutputArea.prototype.collapse = function () {
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if (!this.collapsed) {
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this.element.hide();
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this.prompt_overlay.hide();
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if (this.element.html()){
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this.collapse_button.show();
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}
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this.collapsed = true;
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}
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};
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OutputArea.prototype.expand = function () {
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if (this.collapsed) {
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this.collapse_button.hide();
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this.element.show();
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this.prompt_overlay.show();
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this.collapsed = false;
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}
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};
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OutputArea.prototype.toggle_output = function () {
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if (this.collapsed) {
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this.expand();
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} else {
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this.collapse();
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}
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};
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OutputArea.prototype.scroll_area = function () {
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this.element.addClass('output_scroll');
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this.prompt_overlay.attr('title', 'click to unscroll output; double click to hide');
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this.scrolled = true;
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};
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OutputArea.prototype.unscroll_area = function () {
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this.element.removeClass('output_scroll');
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this.prompt_overlay.attr('title', 'click to scroll output; double click to hide');
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this.scrolled = false;
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};
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/**
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*
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* Scroll OutputArea if height supperior than a threshold (in lines).
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*
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* Threshold is a maximum number of lines. If unspecified, defaults to
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* OutputArea.minimum_scroll_threshold.
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*
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* Negative threshold will prevent the OutputArea from ever scrolling.
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*
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* @method scroll_if_long
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*
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* @param [lines=20]{Number} Default to 20 if not set,
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* behavior undefined for value of `0`.
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*
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**/
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OutputArea.prototype.scroll_if_long = function (lines) {
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var n = lines | OutputArea.minimum_scroll_threshold;
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if(n <= 0){
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return
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}
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if (this._should_scroll(n)) {
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// only allow scrolling long-enough output
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this.scroll_area();
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}
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};
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OutputArea.prototype.toggle_scroll = function () {
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if (this.scrolled) {
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this.unscroll_area();
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} else {
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// only allow scrolling long-enough output
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this.scroll_if_long();
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}
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};
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// typeset with MathJax if MathJax is available
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OutputArea.prototype.typeset = function () {
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if (window.MathJax){
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MathJax.Hub.Queue(["Typeset",MathJax.Hub]);
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}
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};
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OutputArea.prototype.handle_output = function (msg) {
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var json = {};
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var msg_type = json.output_type = msg.header.msg_type;
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var content = msg.content;
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if (msg_type === "stream") {
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json.text = content.data;
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json.stream = content.name;
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} else if (msg_type === "display_data") {
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json = content.data;
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json.output_type = msg_type;
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json.metadata = content.metadata;
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} else if (msg_type === "pyout") {
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json = content.data;
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json.output_type = msg_type;
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json.metadata = content.metadata;
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json.prompt_number = content.execution_count;
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} else if (msg_type === "pyerr") {
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json.ename = content.ename;
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json.evalue = content.evalue;
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json.traceback = content.traceback;
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}
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this.append_output(json);
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};
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OutputArea.prototype.rename_keys = function (data, key_map) {
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var remapped = {};
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for (var key in data) {
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var new_key = key_map[key] || key;
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remapped[new_key] = data[key];
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}
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return remapped;
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};
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OutputArea.output_types = [
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'application/javascript',
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'text/html',
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'text/latex',
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'image/svg+xml',
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'image/png',
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'image/jpeg',
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'application/pdf',
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'text/plain'
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];
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OutputArea.prototype.validate_output = function (json) {
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// scrub invalid outputs
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// TODO: right now everything is a string, but JSON really shouldn't be.
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// nbformat 4 will fix that.
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$.map(OutputArea.output_types, function(key){
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if (json[key] !== undefined && typeof json[key] !== 'string') {
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console.log("Invalid type for " + key, json[key]);
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delete json[key];
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}
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});
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return json;
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};
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OutputArea.prototype.append_output = function (json) {
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this.expand();
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// Clear the output if clear is queued.
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var needs_height_reset = false;
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if (this.clear_queued) {
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this.clear_output(false);
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needs_height_reset = true;
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}
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// validate output data types
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json = this.validate_output(json);
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if (json.output_type === 'pyout') {
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this.append_pyout(json);
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} else if (json.output_type === 'pyerr') {
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this.append_pyerr(json);
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} else if (json.output_type === 'display_data') {
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this.append_display_data(json);
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} else if (json.output_type === 'stream') {
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this.append_stream(json);
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}
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this.outputs.push(json);
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// Only reset the height to automatic if the height is currently
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// fixed (done by wait=True flag on clear_output).
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if (needs_height_reset) {
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this.element.height('');
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}
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var that = this;
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setTimeout(function(){that.element.trigger('resize');}, 100);
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};
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OutputArea.prototype.create_output_area = function () {
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var oa = $("<div/>").addClass("output_area");
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if (this.prompt_area) {
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oa.append($('<div/>').addClass('prompt'));
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}
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return oa;
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};
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function _get_metadata_key(metadata, key, mime) {
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var mime_md = metadata[mime];
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// mime-specific higher priority
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if (mime_md && mime_md[key] !== undefined) {
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return mime_md[key];
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}
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// fallback on global
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return metadata[key];
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}
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OutputArea.prototype.create_output_subarea = function(md, classes, mime) {
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var subarea = $('<div/>').addClass('output_subarea').addClass(classes);
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if (_get_metadata_key(md, 'isolated', mime)) {
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// Create an iframe to isolate the subarea from the rest of the
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// document
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var iframe = $('<iframe/>').addClass('box-flex1');
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iframe.css({'height':1, 'width':'100%', 'display':'block'});
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iframe.attr('frameborder', 0);
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iframe.attr('scrolling', 'auto');
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// Once the iframe is loaded, the subarea is dynamically inserted
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iframe.on('load', function() {
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// Workaround needed by Firefox, to properly render svg inside
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// iframes, see http://stackoverflow.com/questions/10177190/
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// svg-dynamically-added-to-iframe-does-not-render-correctly
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this.contentDocument.open();
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// Insert the subarea into the iframe
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// We must directly write the html. When using Jquery's append
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// method, javascript is evaluated in the parent document and
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// not in the iframe document.
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this.contentDocument.write(subarea.html());
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this.contentDocument.close();
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var body = this.contentDocument.body;
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// Adjust the iframe height automatically
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iframe.height(body.scrollHeight + 'px');
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});
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// Elements should be appended to the inner subarea and not to the
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// iframe
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iframe.append = function(that) {
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subarea.append(that);
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};
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return iframe;
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} else {
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return subarea;
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}
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}
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OutputArea.prototype._append_javascript_error = function (err, element) {
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// display a message when a javascript error occurs in display output
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var msg = "Javascript error adding output!"
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if ( element === undefined ) return;
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element.append(
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$('<div/>').html(msg + "<br/>" +
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err.toString() +
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'<br/>See your browser Javascript console for more details.'
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).addClass('js-error')
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);
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};
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OutputArea.prototype._safe_append = function (toinsert) {
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// safely append an item to the document
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// this is an object created by user code,
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// and may have errors, which should not be raised
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// under any circumstances.
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try {
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this.element.append(toinsert);
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} catch(err) {
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console.log(err);
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// Create an actual output_area and output_subarea, which creates
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// the prompt area and the proper indentation.
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var toinsert = this.create_output_area();
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var subarea = $('<div/>').addClass('output_subarea');
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toinsert.append(subarea);
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this._append_javascript_error(err, subarea);
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this.element.append(toinsert);
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}
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};
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OutputArea.prototype.append_pyout = function (json) {
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var n = json.prompt_number || ' ';
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var toinsert = this.create_output_area();
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if (this.prompt_area) {
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toinsert.find('div.prompt').addClass('output_prompt').text('Out[' + n + ']:');
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}
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this.append_mime_type(json, toinsert);
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this._safe_append(toinsert);
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// If we just output latex, typeset it.
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if ((json['text/latex'] !== undefined) || (json['text/html'] !== undefined)) {
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this.typeset();
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}
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};
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OutputArea.prototype.append_pyerr = function (json) {
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var tb = json.traceback;
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if (tb !== undefined && tb.length > 0) {
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var s = '';
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var len = tb.length;
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for (var i=0; i<len; i++) {
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s = s + tb[i] + '\n';
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}
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s = s + '\n';
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var toinsert = this.create_output_area();
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this.append_text(s, {}, toinsert);
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this._safe_append(toinsert);
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}
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};
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OutputArea.prototype.append_stream = function (json) {
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// temporary fix: if stream undefined (json file written prior to this patch),
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// default to most likely stdout:
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if (json.stream == undefined){
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json.stream = 'stdout';
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}
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var text = json.text;
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var subclass = "output_"+json.stream;
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if (this.outputs.length > 0){
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// have at least one output to consider
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var last = this.outputs[this.outputs.length-1];
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if (last.output_type == 'stream' && json.stream == last.stream){
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// latest output was in the same stream,
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// so append directly into its pre tag
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// escape ANSI & HTML specials:
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var pre = this.element.find('div.'+subclass).last().find('pre');
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var html = utils.fixCarriageReturn(
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pre.html() + utils.fixConsole(text));
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pre.html(html);
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return;
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}
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}
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if (!text.replace("\r", "")) {
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// text is nothing (empty string, \r, etc.)
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// so don't append any elements, which might add undesirable space
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return;
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}
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// If we got here, attach a new div
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var toinsert = this.create_output_area();
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this.append_text(text, {}, toinsert, "output_stream "+subclass);
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this._safe_append(toinsert);
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|
};
|
|
|
|
|
|
|
|
|
OutputArea.prototype.append_display_data = function (json) {
|
|
|
var toinsert = this.create_output_area();
|
|
|
if (this.append_mime_type(json, toinsert)) {
|
|
|
this._safe_append(toinsert);
|
|
|
// If we just output latex, typeset it.
|
|
|
if ((json['text/latex'] !== undefined) || (json['text/html'] !== undefined)) {
|
|
|
this.typeset();
|
|
|
}
|
|
|
}
|
|
|
};
|
|
|
|
|
|
|
|
|
OutputArea.safe_outputs = {
|
|
|
'text/plain' : true,
|
|
|
'image/png' : true,
|
|
|
'image/jpeg' : true
|
|
|
};
|
|
|
|
|
|
OutputArea.prototype.append_mime_type = function (json, element) {
|
|
|
for (var type_i in OutputArea.display_order) {
|
|
|
var type = OutputArea.display_order[type_i];
|
|
|
var append = OutputArea.append_map[type];
|
|
|
if ((json[type] !== undefined) && append) {
|
|
|
if (!this.trusted && !OutputArea.safe_outputs[type]) {
|
|
|
// not trusted show warning and do not display
|
|
|
var content = {
|
|
|
text : "Untrusted " + type + " output ignored.",
|
|
|
stream : "stderr"
|
|
|
}
|
|
|
this.append_stream(content);
|
|
|
continue;
|
|
|
}
|
|
|
var md = json.metadata || {};
|
|
|
var toinsert = append.apply(this, [json[type], md, element]);
|
|
|
$([IPython.events]).trigger('output_appended.OutputArea', [type, json[type], md, toinsert]);
|
|
|
return true;
|
|
|
}
|
|
|
}
|
|
|
return false;
|
|
|
};
|
|
|
|
|
|
|
|
|
OutputArea.prototype.append_html = function (html, md, element) {
|
|
|
var type = 'text/html';
|
|
|
var toinsert = this.create_output_subarea(md, "output_html rendered_html", type);
|
|
|
IPython.keyboard_manager.register_events(toinsert);
|
|
|
toinsert.append(html);
|
|
|
element.append(toinsert);
|
|
|
return toinsert;
|
|
|
};
|
|
|
|
|
|
|
|
|
OutputArea.prototype.append_javascript = function (js, md, element) {
|
|
|
// We just eval the JS code, element appears in the local scope.
|
|
|
var type = 'application/javascript';
|
|
|
var toinsert = this.create_output_subarea(md, "output_javascript", type);
|
|
|
IPython.keyboard_manager.register_events(toinsert);
|
|
|
element.append(toinsert);
|
|
|
// FIXME TODO : remove `container element for 3.0`
|
|
|
//backward compat, js should be eval'ed in a context where `container` is defined.
|
|
|
var container = element;
|
|
|
container.show = function(){console.log('Warning "container.show()" is deprecated.')};
|
|
|
// end backward compat
|
|
|
try {
|
|
|
eval(js);
|
|
|
} catch(err) {
|
|
|
console.log(err);
|
|
|
this._append_javascript_error(err, toinsert);
|
|
|
}
|
|
|
return toinsert;
|
|
|
};
|
|
|
|
|
|
|
|
|
OutputArea.prototype.append_text = function (data, md, element, extra_class) {
|
|
|
var type = 'text/plain';
|
|
|
var toinsert = this.create_output_subarea(md, "output_text", type);
|
|
|
// escape ANSI & HTML specials in plaintext:
|
|
|
data = utils.fixConsole(data);
|
|
|
data = utils.fixCarriageReturn(data);
|
|
|
data = utils.autoLinkUrls(data);
|
|
|
if (extra_class){
|
|
|
toinsert.addClass(extra_class);
|
|
|
}
|
|
|
toinsert.append($("<pre/>").html(data));
|
|
|
element.append(toinsert);
|
|
|
return toinsert;
|
|
|
};
|
|
|
|
|
|
|
|
|
OutputArea.prototype.append_svg = function (svg, md, element) {
|
|
|
var type = 'image/svg+xml';
|
|
|
var toinsert = this.create_output_subarea(md, "output_svg", type);
|
|
|
toinsert.append(svg);
|
|
|
element.append(toinsert);
|
|
|
return toinsert;
|
|
|
};
|
|
|
|
|
|
|
|
|
OutputArea.prototype._dblclick_to_reset_size = function (img) {
|
|
|
// schedule wrapping image in resizable after a delay,
|
|
|
// so we don't end up calling resize on a zero-size object
|
|
|
var that = this;
|
|
|
setTimeout(function () {
|
|
|
var h0 = img.height();
|
|
|
var w0 = img.width();
|
|
|
if (!(h0 && w0)) {
|
|
|
// zero size, schedule another timeout
|
|
|
that._dblclick_to_reset_size(img);
|
|
|
return;
|
|
|
}
|
|
|
img.resizable({
|
|
|
aspectRatio: true,
|
|
|
autoHide: true
|
|
|
});
|
|
|
img.dblclick(function () {
|
|
|
// resize wrapper & image together for some reason:
|
|
|
img.parent().height(h0);
|
|
|
img.height(h0);
|
|
|
img.parent().width(w0);
|
|
|
img.width(w0);
|
|
|
});
|
|
|
}, 250);
|
|
|
};
|
|
|
|
|
|
var set_width_height = function (img, md, mime) {
|
|
|
// set width and height of an img element from metadata
|
|
|
var height = _get_metadata_key(md, 'height', mime);
|
|
|
if (height !== undefined) img.attr('height', height);
|
|
|
var width = _get_metadata_key(md, 'width', mime);
|
|
|
if (width !== undefined) img.attr('width', width);
|
|
|
};
|
|
|
|
|
|
OutputArea.prototype.append_png = function (png, md, element) {
|
|
|
var type = 'image/png';
|
|
|
var toinsert = this.create_output_subarea(md, "output_png", type);
|
|
|
var img = $("<img/>").attr('src','data:image/png;base64,'+png);
|
|
|
set_width_height(img, md, 'image/png');
|
|
|
this._dblclick_to_reset_size(img);
|
|
|
toinsert.append(img);
|
|
|
element.append(toinsert);
|
|
|
return toinsert;
|
|
|
};
|
|
|
|
|
|
|
|
|
OutputArea.prototype.append_jpeg = function (jpeg, md, element) {
|
|
|
var type = 'image/jpeg';
|
|
|
var toinsert = this.create_output_subarea(md, "output_jpeg", type);
|
|
|
var img = $("<img/>").attr('src','data:image/jpeg;base64,'+jpeg);
|
|
|
set_width_height(img, md, 'image/jpeg');
|
|
|
this._dblclick_to_reset_size(img);
|
|
|
toinsert.append(img);
|
|
|
element.append(toinsert);
|
|
|
return toinsert;
|
|
|
};
|
|
|
|
|
|
|
|
|
OutputArea.prototype.append_pdf = function (pdf, md, element) {
|
|
|
var type = 'application/pdf';
|
|
|
var toinsert = this.create_output_subarea(md, "output_pdf", type);
|
|
|
var a = $('<a/>').attr('href', 'data:application/pdf;base64,'+pdf);
|
|
|
a.attr('target', '_blank');
|
|
|
a.text('View PDF')
|
|
|
toinsert.append(a);
|
|
|
element.append(toinsert);
|
|
|
return toinsert;
|
|
|
}
|
|
|
|
|
|
OutputArea.prototype.append_latex = function (latex, md, element) {
|
|
|
// This method cannot do the typesetting because the latex first has to
|
|
|
// be on the page.
|
|
|
var type = 'text/latex';
|
|
|
var toinsert = this.create_output_subarea(md, "output_latex", type);
|
|
|
toinsert.append(latex);
|
|
|
element.append(toinsert);
|
|
|
return toinsert;
|
|
|
};
|
|
|
|
|
|
|
|
|
OutputArea.prototype.append_raw_input = function (msg) {
|
|
|
var that = this;
|
|
|
this.expand();
|
|
|
var content = msg.content;
|
|
|
var area = this.create_output_area();
|
|
|
|
|
|
// disable any other raw_inputs, if they are left around
|
|
|
$("div.output_subarea.raw_input").remove();
|
|
|
|
|
|
area.append(
|
|
|
$("<div/>")
|
|
|
.addClass("box-flex1 output_subarea raw_input")
|
|
|
.append(
|
|
|
$("<span/>")
|
|
|
.addClass("input_prompt")
|
|
|
.text(content.prompt)
|
|
|
)
|
|
|
.append(
|
|
|
$("<input/>")
|
|
|
.addClass("raw_input")
|
|
|
.attr('type', 'text')
|
|
|
.attr("size", 47)
|
|
|
.keydown(function (event, ui) {
|
|
|
// make sure we submit on enter,
|
|
|
// and don't re-execute the *cell* on shift-enter
|
|
|
if (event.which === utils.keycodes.ENTER) {
|
|
|
that._submit_raw_input();
|
|
|
return false;
|
|
|
}
|
|
|
})
|
|
|
)
|
|
|
);
|
|
|
|
|
|
this.element.append(area);
|
|
|
var raw_input = area.find('input.raw_input');
|
|
|
// Register events that enable/disable the keyboard manager while raw
|
|
|
// input is focused.
|
|
|
IPython.keyboard_manager.register_events(raw_input);
|
|
|
// Note, the following line used to read raw_input.focus().focus().
|
|
|
// This seemed to be needed otherwise only the cell would be focused.
|
|
|
// But with the modal UI, this seems to work fine with one call to focus().
|
|
|
raw_input.focus();
|
|
|
}
|
|
|
|
|
|
OutputArea.prototype._submit_raw_input = function (evt) {
|
|
|
var container = this.element.find("div.raw_input");
|
|
|
var theprompt = container.find("span.input_prompt");
|
|
|
var theinput = container.find("input.raw_input");
|
|
|
var value = theinput.val();
|
|
|
var content = {
|
|
|
output_type : 'stream',
|
|
|
name : 'stdout',
|
|
|
text : theprompt.text() + value + '\n'
|
|
|
}
|
|
|
// remove form container
|
|
|
container.parent().remove();
|
|
|
// replace with plaintext version in stdout
|
|
|
this.append_output(content, false);
|
|
|
$([IPython.events]).trigger('send_input_reply.Kernel', value);
|
|
|
}
|
|
|
|
|
|
|
|
|
OutputArea.prototype.handle_clear_output = function (msg) {
|
|
|
// msg spec v4 had stdout, stderr, display keys
|
|
|
// v4.1 replaced these with just wait
|
|
|
// The default behavior is the same (stdout=stderr=display=True, wait=False),
|
|
|
// so v4 messages will still be properly handled,
|
|
|
// except for the rarely used clearing less than all output.
|
|
|
this.clear_output(msg.content.wait || false);
|
|
|
};
|
|
|
|
|
|
|
|
|
OutputArea.prototype.clear_output = function(wait) {
|
|
|
if (wait) {
|
|
|
|
|
|
// If a clear is queued, clear before adding another to the queue.
|
|
|
if (this.clear_queued) {
|
|
|
this.clear_output(false);
|
|
|
};
|
|
|
|
|
|
this.clear_queued = true;
|
|
|
} else {
|
|
|
|
|
|
// Fix the output div's height if the clear_output is waiting for
|
|
|
// new output (it is being used in an animation).
|
|
|
if (this.clear_queued) {
|
|
|
var height = this.element.height();
|
|
|
this.element.height(height);
|
|
|
this.clear_queued = false;
|
|
|
}
|
|
|
|
|
|
// clear all, no need for logic
|
|
|
this.element.html("");
|
|
|
this.outputs = [];
|
|
|
this.trusted = true;
|
|
|
this.unscroll_area();
|
|
|
return;
|
|
|
};
|
|
|
};
|
|
|
|
|
|
|
|
|
// JSON serialization
|
|
|
|
|
|
OutputArea.prototype.fromJSON = function (outputs) {
|
|
|
var len = outputs.length;
|
|
|
var data;
|
|
|
|
|
|
for (var i=0; i<len; i++) {
|
|
|
data = outputs[i];
|
|
|
var msg_type = data.output_type;
|
|
|
if (msg_type === "display_data" || msg_type === "pyout") {
|
|
|
// convert short keys to mime keys
|
|
|
// TODO: remove mapping of short keys when we update to nbformat 4
|
|
|
data = this.rename_keys(data, OutputArea.mime_map_r);
|
|
|
data.metadata = this.rename_keys(data.metadata, OutputArea.mime_map_r);
|
|
|
}
|
|
|
|
|
|
this.append_output(data);
|
|
|
}
|
|
|
};
|
|
|
|
|
|
|
|
|
OutputArea.prototype.toJSON = function () {
|
|
|
var outputs = [];
|
|
|
var len = this.outputs.length;
|
|
|
var data;
|
|
|
for (var i=0; i<len; i++) {
|
|
|
data = this.outputs[i];
|
|
|
var msg_type = data.output_type;
|
|
|
if (msg_type === "display_data" || msg_type === "pyout") {
|
|
|
// convert mime keys to short keys
|
|
|
data = this.rename_keys(data, OutputArea.mime_map);
|
|
|
data.metadata = this.rename_keys(data.metadata, OutputArea.mime_map);
|
|
|
}
|
|
|
outputs[i] = data;
|
|
|
}
|
|
|
return outputs;
|
|
|
};
|
|
|
|
|
|
/**
|
|
|
* Class properties
|
|
|
**/
|
|
|
|
|
|
/**
|
|
|
* Threshold to trigger autoscroll when the OutputArea is resized,
|
|
|
* typically when new outputs are added.
|
|
|
*
|
|
|
* Behavior is undefined if autoscroll is lower than minimum_scroll_threshold,
|
|
|
* unless it is < 0, in which case autoscroll will never be triggered
|
|
|
*
|
|
|
* @property auto_scroll_threshold
|
|
|
* @type Number
|
|
|
* @default 100
|
|
|
*
|
|
|
**/
|
|
|
OutputArea.auto_scroll_threshold = 100;
|
|
|
|
|
|
/**
|
|
|
* Lower limit (in lines) for OutputArea to be made scrollable. OutputAreas
|
|
|
* shorter than this are never scrolled.
|
|
|
*
|
|
|
* @property minimum_scroll_threshold
|
|
|
* @type Number
|
|
|
* @default 20
|
|
|
*
|
|
|
**/
|
|
|
OutputArea.minimum_scroll_threshold = 20;
|
|
|
|
|
|
|
|
|
|
|
|
OutputArea.mime_map = {
|
|
|
"text/plain" : "text",
|
|
|
"text/html" : "html",
|
|
|
"image/svg+xml" : "svg",
|
|
|
"image/png" : "png",
|
|
|
"image/jpeg" : "jpeg",
|
|
|
"application/pdf" : "pdf",
|
|
|
"text/latex" : "latex",
|
|
|
"application/json" : "json",
|
|
|
"application/javascript" : "javascript",
|
|
|
};
|
|
|
|
|
|
OutputArea.mime_map_r = {
|
|
|
"text" : "text/plain",
|
|
|
"html" : "text/html",
|
|
|
"svg" : "image/svg+xml",
|
|
|
"png" : "image/png",
|
|
|
"jpeg" : "image/jpeg",
|
|
|
"pdf" : "application/pdf",
|
|
|
"latex" : "text/latex",
|
|
|
"json" : "application/json",
|
|
|
"javascript" : "application/javascript",
|
|
|
};
|
|
|
|
|
|
OutputArea.display_order = [
|
|
|
'application/javascript',
|
|
|
'text/html',
|
|
|
'text/latex',
|
|
|
'image/svg+xml',
|
|
|
'image/png',
|
|
|
'image/jpeg',
|
|
|
'application/pdf',
|
|
|
'text/plain'
|
|
|
];
|
|
|
|
|
|
OutputArea.append_map = {
|
|
|
"text/plain" : OutputArea.prototype.append_text,
|
|
|
"text/html" : OutputArea.prototype.append_html,
|
|
|
"image/svg+xml" : OutputArea.prototype.append_svg,
|
|
|
"image/png" : OutputArea.prototype.append_png,
|
|
|
"image/jpeg" : OutputArea.prototype.append_jpeg,
|
|
|
"text/latex" : OutputArea.prototype.append_latex,
|
|
|
"application/javascript" : OutputArea.prototype.append_javascript,
|
|
|
"application/pdf" : OutputArea.prototype.append_pdf
|
|
|
};
|
|
|
|
|
|
IPython.OutputArea = OutputArea;
|
|
|
|
|
|
return IPython;
|
|
|
|
|
|
}(IPython));
|
|
|
|
