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1 | //---------------------------------------------------------------------------- |
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1 | //---------------------------------------------------------------------------- | |
2 | // Copyright (C) 2008-2012 The IPython Development Team |
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2 | // Copyright (C) 2008-2012 The IPython Development Team | |
3 | // |
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3 | // | |
4 | // Distributed under the terms of the BSD License. The full license is in |
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4 | // Distributed under the terms of the BSD License. The full license is in | |
5 | // the file COPYING, distributed as part of this software. |
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5 | // the file COPYING, distributed as part of this software. | |
6 | //---------------------------------------------------------------------------- |
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6 | //---------------------------------------------------------------------------- | |
7 |
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7 | |||
8 | //============================================================================ |
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8 | //============================================================================ | |
9 | // TextCell |
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9 | // TextCell | |
10 | //============================================================================ |
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10 | //============================================================================ | |
11 |
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11 | |||
12 |
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12 | |||
13 |
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13 | |||
14 | /** |
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14 | /** | |
15 | A module that allow to create different type of Text Cell |
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15 | A module that allow to create different type of Text Cell | |
16 | @module IPython |
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16 | @module IPython | |
17 | @namespace IPython |
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17 | @namespace IPython | |
18 | */ |
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18 | */ | |
19 | var IPython = (function (IPython) { |
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19 | var IPython = (function (IPython) { | |
20 | "use strict"; |
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20 | "use strict"; | |
21 |
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21 | |||
22 | // TextCell base class |
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22 | // TextCell base class | |
23 | var key = IPython.utils.keycodes; |
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23 | var key = IPython.utils.keycodes; | |
24 |
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24 | |||
25 | /** |
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25 | /** | |
26 | * Construct a new TextCell, codemirror mode is by default 'htmlmixed', and cell type is 'text' |
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26 | * Construct a new TextCell, codemirror mode is by default 'htmlmixed', and cell type is 'text' | |
27 | * cell start as not redered. |
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27 | * cell start as not redered. | |
28 | * |
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28 | * | |
29 | * @class TextCell |
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29 | * @class TextCell | |
30 | * @constructor TextCell |
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30 | * @constructor TextCell | |
31 | * @extend IPython.Cell |
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31 | * @extend IPython.Cell | |
32 | * @param {object|undefined} [options] |
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32 | * @param {object|undefined} [options] | |
33 | * @param [options.cm_config] {object} config to pass to CodeMirror, will extend/overwrite default config |
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33 | * @param [options.cm_config] {object} config to pass to CodeMirror, will extend/overwrite default config | |
34 | * @param [options.placeholder] {string} default string to use when souce in empty for rendering (only use in some TextCell subclass) |
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34 | * @param [options.placeholder] {string} default string to use when souce in empty for rendering (only use in some TextCell subclass) | |
35 | */ |
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35 | */ | |
36 | var TextCell = function (options) { |
|
36 | var TextCell = function (options) { | |
37 | // in all TextCell/Cell subclasses |
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37 | // in all TextCell/Cell subclasses | |
38 | // do not assign most of members here, just pass it down |
|
38 | // do not assign most of members here, just pass it down | |
39 | // in the options dict potentially overwriting what you wish. |
|
39 | // in the options dict potentially overwriting what you wish. | |
40 | // they will be assigned in the base class. |
|
40 | // they will be assigned in the base class. | |
41 |
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41 | |||
42 | // we cannot put this as a class key as it has handle to "this". |
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42 | // we cannot put this as a class key as it has handle to "this". | |
43 | var cm_overwrite_options = { |
|
43 | var cm_overwrite_options = { | |
44 | onKeyEvent: $.proxy(this.handle_codemirror_keyevent,this) |
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44 | onKeyEvent: $.proxy(this.handle_codemirror_keyevent,this) | |
45 | }; |
|
45 | }; | |
46 |
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46 | |||
47 | options = this.mergeopt(TextCell,options,{cm_config:cm_overwrite_options}); |
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47 | options = this.mergeopt(TextCell,options,{cm_config:cm_overwrite_options}); | |
48 |
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48 | |||
49 | IPython.Cell.apply(this, [options]); |
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49 | IPython.Cell.apply(this, [options]); | |
50 |
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50 | |||
51 |
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51 | |||
52 | this.rendered = false; |
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52 | this.rendered = false; | |
53 | this.cell_type = this.cell_type || 'text'; |
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53 | this.cell_type = this.cell_type || 'text'; | |
54 | }; |
|
54 | }; | |
55 |
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55 | |||
56 | TextCell.prototype = new IPython.Cell(); |
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56 | TextCell.prototype = new IPython.Cell(); | |
57 |
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57 | |||
58 | TextCell.options_default = { |
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58 | TextCell.options_default = { | |
59 | cm_config : { |
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59 | cm_config : { | |
60 | extraKeys: {"Tab": "indentMore","Shift-Tab" : "indentLess"}, |
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60 | extraKeys: {"Tab": "indentMore","Shift-Tab" : "indentLess"}, | |
61 | mode: 'htmlmixed', |
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61 | mode: 'htmlmixed', | |
62 | lineWrapping : true, |
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62 | lineWrapping : true, | |
63 | } |
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63 | } | |
64 | }; |
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64 | }; | |
65 |
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65 | |||
66 |
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66 | |||
67 |
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67 | |||
68 | /** |
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68 | /** | |
69 | * Create the DOM element of the TextCell |
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69 | * Create the DOM element of the TextCell | |
70 | * @method create_element |
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70 | * @method create_element | |
71 | * @private |
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71 | * @private | |
72 | */ |
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72 | */ | |
73 | TextCell.prototype.create_element = function () { |
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73 | TextCell.prototype.create_element = function () { | |
74 | IPython.Cell.prototype.create_element.apply(this, arguments); |
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74 | IPython.Cell.prototype.create_element.apply(this, arguments); | |
75 | var cell = $("<div>").addClass('cell text_cell border-box-sizing'); |
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75 | var cell = $("<div>").addClass('cell text_cell border-box-sizing'); | |
76 | cell.attr('tabindex','2'); |
|
76 | cell.attr('tabindex','2'); | |
77 |
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77 | |||
78 | this.celltoolbar = new IPython.CellToolbar(this); |
|
78 | this.celltoolbar = new IPython.CellToolbar(this); | |
79 | cell.append(this.celltoolbar.element); |
|
79 | cell.append(this.celltoolbar.element); | |
80 |
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80 | |||
81 | var input_area = $('<div/>').addClass('text_cell_input border-box-sizing'); |
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81 | var input_area = $('<div/>').addClass('text_cell_input border-box-sizing'); | |
82 | this.code_mirror = CodeMirror(input_area.get(0), this.cm_config); |
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82 | this.code_mirror = CodeMirror(input_area.get(0), this.cm_config); | |
83 |
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83 | |||
84 | // The tabindex=-1 makes this div focusable. |
|
84 | // The tabindex=-1 makes this div focusable. | |
85 | var render_area = $('<div/>').addClass('text_cell_render border-box-sizing'). |
|
85 | var render_area = $('<div/>').addClass('text_cell_render border-box-sizing'). | |
86 | addClass('rendered_html').attr('tabindex','-1'); |
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86 | addClass('rendered_html').attr('tabindex','-1'); | |
87 | cell.append(input_area).append(render_area); |
|
87 | cell.append(input_area).append(render_area); | |
88 | this.element = cell; |
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88 | this.element = cell; | |
89 | }; |
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89 | }; | |
90 |
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90 | |||
91 |
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91 | |||
92 | /** |
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92 | /** | |
93 | * Bind the DOM evet to cell actions |
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93 | * Bind the DOM evet to cell actions | |
94 | * Need to be called after TextCell.create_element |
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94 | * Need to be called after TextCell.create_element | |
95 | * @private |
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95 | * @private | |
96 | * @method bind_event |
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96 | * @method bind_event | |
97 | */ |
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97 | */ | |
98 | TextCell.prototype.bind_events = function () { |
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98 | TextCell.prototype.bind_events = function () { | |
99 | IPython.Cell.prototype.bind_events.apply(this); |
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99 | IPython.Cell.prototype.bind_events.apply(this); | |
100 | var that = this; |
|
100 | var that = this; | |
101 | this.element.keydown(function (event) { |
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101 | this.element.keydown(function (event) { | |
102 | if (event.which === 13 && !event.shiftKey) { |
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102 | if (event.which === 13 && !event.shiftKey) { | |
103 | if (that.rendered) { |
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103 | if (that.rendered) { | |
104 | that.edit(); |
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104 | that.edit(); | |
105 | return false; |
|
105 | return false; | |
106 | }; |
|
106 | }; | |
107 | }; |
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107 | }; | |
108 | }); |
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108 | }); | |
109 | this.element.dblclick(function () { |
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109 | this.element.dblclick(function () { | |
110 | that.edit(); |
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110 | that.edit(); | |
111 | }); |
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111 | }); | |
112 | }; |
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112 | }; | |
113 |
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113 | |||
114 | /** |
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114 | /** | |
115 | * This method gets called in CodeMirror's onKeyDown/onKeyPress |
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115 | * This method gets called in CodeMirror's onKeyDown/onKeyPress | |
116 | * handlers and is used to provide custom key handling. |
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116 | * handlers and is used to provide custom key handling. | |
117 | * |
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117 | * | |
118 | * Subclass should override this method to have custom handeling |
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118 | * Subclass should override this method to have custom handeling | |
119 | * |
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119 | * | |
120 | * @method handle_codemirror_keyevent |
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120 | * @method handle_codemirror_keyevent | |
121 | * @param {CodeMirror} editor - The codemirror instance bound to the cell |
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121 | * @param {CodeMirror} editor - The codemirror instance bound to the cell | |
122 | * @param {event} event - |
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122 | * @param {event} event - | |
123 | * @return {Boolean} `true` if CodeMirror should ignore the event, `false` Otherwise |
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123 | * @return {Boolean} `true` if CodeMirror should ignore the event, `false` Otherwise | |
124 | */ |
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124 | */ | |
125 | TextCell.prototype.handle_codemirror_keyevent = function (editor, event) { |
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125 | TextCell.prototype.handle_codemirror_keyevent = function (editor, event) { | |
126 |
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126 | |||
127 | if (event.keyCode === 13 && (event.shiftKey || event.ctrlKey)) { |
|
127 | if (event.keyCode === 13 && (event.shiftKey || event.ctrlKey)) { | |
128 | // Always ignore shift-enter in CodeMirror as we handle it. |
|
128 | // Always ignore shift-enter in CodeMirror as we handle it. | |
129 | return true; |
|
129 | return true; | |
130 | } |
|
130 | } | |
131 | return false; |
|
131 | return false; | |
132 | }; |
|
132 | }; | |
133 |
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133 | |||
134 | /** |
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134 | /** | |
135 | * Select the current cell and trigger 'focus' |
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135 | * Select the current cell and trigger 'focus' | |
136 | * @method select |
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136 | * @method select | |
137 | */ |
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137 | */ | |
138 | TextCell.prototype.select = function () { |
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138 | TextCell.prototype.select = function () { | |
139 | IPython.Cell.prototype.select.apply(this); |
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139 | IPython.Cell.prototype.select.apply(this); | |
140 | var output = this.element.find("div.text_cell_render"); |
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140 | var output = this.element.find("div.text_cell_render"); | |
141 | output.trigger('focus'); |
|
141 | output.trigger('focus'); | |
142 | }; |
|
142 | }; | |
143 |
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143 | |||
144 | /** |
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144 | /** | |
145 | * unselect the current cell and `render` it |
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145 | * unselect the current cell and `render` it | |
146 | * @method unselect |
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146 | * @method unselect | |
147 | */ |
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147 | */ | |
148 | TextCell.prototype.unselect = function() { |
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148 | TextCell.prototype.unselect = function() { | |
149 | // render on selection of another cell |
|
149 | // render on selection of another cell | |
150 | this.render(); |
|
150 | this.render(); | |
151 | IPython.Cell.prototype.unselect.apply(this); |
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151 | IPython.Cell.prototype.unselect.apply(this); | |
152 | }; |
|
152 | }; | |
153 |
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153 | |||
154 | /** |
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154 | /** | |
155 | * |
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155 | * | |
156 | * put the current cell in edition mode |
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156 | * put the current cell in edition mode | |
157 | * @method edit |
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157 | * @method edit | |
158 | */ |
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158 | */ | |
159 | TextCell.prototype.edit = function () { |
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159 | TextCell.prototype.edit = function () { | |
160 | if (this.rendered === true) { |
|
160 | if (this.rendered === true) { | |
161 | var text_cell = this.element; |
|
161 | var text_cell = this.element; | |
162 | var output = text_cell.find("div.text_cell_render"); |
|
162 | var output = text_cell.find("div.text_cell_render"); | |
163 | output.hide(); |
|
163 | output.hide(); | |
164 | text_cell.find('div.text_cell_input').show(); |
|
164 | text_cell.find('div.text_cell_input').show(); | |
165 | this.code_mirror.refresh(); |
|
165 | this.code_mirror.refresh(); | |
166 | this.code_mirror.focus(); |
|
166 | this.code_mirror.focus(); | |
167 | // We used to need an additional refresh() after the focus, but |
|
167 | // We used to need an additional refresh() after the focus, but | |
168 | // it appears that this has been fixed in CM. This bug would show |
|
168 | // it appears that this has been fixed in CM. This bug would show | |
169 | // up on FF when a newly loaded markdown cell was edited. |
|
169 | // up on FF when a newly loaded markdown cell was edited. | |
170 | this.rendered = false; |
|
170 | this.rendered = false; | |
171 | if (this.get_text() === this.placeholder) { |
|
171 | if (this.get_text() === this.placeholder) { | |
172 | this.set_text(''); |
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172 | this.set_text(''); | |
173 | this.refresh(); |
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173 | this.refresh(); | |
174 | } |
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174 | } | |
175 | } |
|
175 | } | |
176 | }; |
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176 | }; | |
177 |
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177 | |||
178 |
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178 | |||
179 | /** |
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179 | /** | |
180 | * Empty, Subclasses must define render. |
|
180 | * Empty, Subclasses must define render. | |
181 | * @method render |
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181 | * @method render | |
182 | */ |
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182 | */ | |
183 | TextCell.prototype.render = function () {}; |
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183 | TextCell.prototype.render = function () {}; | |
184 |
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184 | |||
185 |
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185 | |||
186 | /** |
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186 | /** | |
187 | * setter: {{#crossLink "TextCell/set_text"}}{{/crossLink}} |
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187 | * setter: {{#crossLink "TextCell/set_text"}}{{/crossLink}} | |
188 | * @method get_text |
|
188 | * @method get_text | |
189 | * @retrun {string} CodeMirror current text value |
|
189 | * @retrun {string} CodeMirror current text value | |
190 | */ |
|
190 | */ | |
191 | TextCell.prototype.get_text = function() { |
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191 | TextCell.prototype.get_text = function() { | |
192 | return this.code_mirror.getValue(); |
|
192 | return this.code_mirror.getValue(); | |
193 | }; |
|
193 | }; | |
194 |
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194 | |||
195 | /** |
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195 | /** | |
196 | * @param {string} text - Codemiror text value |
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196 | * @param {string} text - Codemiror text value | |
197 | * @see TextCell#get_text |
|
197 | * @see TextCell#get_text | |
198 | * @method set_text |
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198 | * @method set_text | |
199 | * */ |
|
199 | * */ | |
200 | TextCell.prototype.set_text = function(text) { |
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200 | TextCell.prototype.set_text = function(text) { | |
201 | this.code_mirror.setValue(text); |
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201 | this.code_mirror.setValue(text); | |
202 | this.code_mirror.refresh(); |
|
202 | this.code_mirror.refresh(); | |
203 | }; |
|
203 | }; | |
204 |
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204 | |||
205 | /** |
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205 | /** | |
206 | * setter :{{#crossLink "TextCell/set_rendered"}}{{/crossLink}} |
|
206 | * setter :{{#crossLink "TextCell/set_rendered"}}{{/crossLink}} | |
207 | * @method get_rendered |
|
207 | * @method get_rendered | |
208 | * @return {html} html of rendered element |
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208 | * @return {html} html of rendered element | |
209 | * */ |
|
209 | * */ | |
210 | TextCell.prototype.get_rendered = function() { |
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210 | TextCell.prototype.get_rendered = function() { | |
211 | return this.element.find('div.text_cell_render').html(); |
|
211 | return this.element.find('div.text_cell_render').html(); | |
212 | }; |
|
212 | }; | |
213 |
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213 | |||
214 | /** |
|
214 | /** | |
215 | * @method set_rendered |
|
215 | * @method set_rendered | |
216 | */ |
|
216 | */ | |
217 | TextCell.prototype.set_rendered = function(text) { |
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217 | TextCell.prototype.set_rendered = function(text) { | |
218 | this.element.find('div.text_cell_render').html(text); |
|
218 | this.element.find('div.text_cell_render').html(text); | |
219 | }; |
|
219 | }; | |
220 |
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220 | |||
221 | /** |
|
221 | /** | |
222 | * not deprecated, but implementation wrong |
|
222 | * not deprecated, but implementation wrong | |
223 | * @method at_top |
|
223 | * @method at_top | |
224 | * @deprecated |
|
224 | * @deprecated | |
225 | * @return {Boolean} true is cell rendered, false otherwise |
|
225 | * @return {Boolean} true is cell rendered, false otherwise | |
226 | * I doubt this is what it is supposed to do |
|
226 | * I doubt this is what it is supposed to do | |
227 | * this implementation is completly false |
|
227 | * this implementation is completly false | |
228 | */ |
|
228 | */ | |
229 | TextCell.prototype.at_top = function () { |
|
229 | TextCell.prototype.at_top = function () { | |
230 | if (this.rendered) { |
|
230 | if (this.rendered) { | |
231 | return true; |
|
231 | return true; | |
232 | } else { |
|
232 | } else { | |
233 | return false; |
|
233 | return false; | |
234 | } |
|
234 | } | |
235 | }; |
|
235 | }; | |
236 |
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236 | |||
237 |
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237 | |||
238 | /** |
|
238 | /** | |
239 | * not deprecated, but implementation wrong |
|
239 | * not deprecated, but implementation wrong | |
240 | * @method at_bottom |
|
240 | * @method at_bottom | |
241 | * @deprecated |
|
241 | * @deprecated | |
242 | * @return {Boolean} true is cell rendered, false otherwise |
|
242 | * @return {Boolean} true is cell rendered, false otherwise | |
243 | * I doubt this is what it is supposed to do |
|
243 | * I doubt this is what it is supposed to do | |
244 | * this implementation is completly false |
|
244 | * this implementation is completly false | |
245 | * */ |
|
245 | * */ | |
246 | TextCell.prototype.at_bottom = function () { |
|
246 | TextCell.prototype.at_bottom = function () { | |
247 | if (this.rendered) { |
|
247 | if (this.rendered) { | |
248 | return true; |
|
248 | return true; | |
249 | } else { |
|
249 | } else { | |
250 | return false; |
|
250 | return false; | |
251 | } |
|
251 | } | |
252 | }; |
|
252 | }; | |
253 |
|
253 | |||
254 | /** |
|
254 | /** | |
255 | * Create Text cell from JSON |
|
255 | * Create Text cell from JSON | |
256 | * @param {json} data - JSON serialized text-cell |
|
256 | * @param {json} data - JSON serialized text-cell | |
257 | * @method fromJSON |
|
257 | * @method fromJSON | |
258 | */ |
|
258 | */ | |
259 | TextCell.prototype.fromJSON = function (data) { |
|
259 | TextCell.prototype.fromJSON = function (data) { | |
260 | IPython.Cell.prototype.fromJSON.apply(this, arguments); |
|
260 | IPython.Cell.prototype.fromJSON.apply(this, arguments); | |
261 | if (data.cell_type === this.cell_type) { |
|
261 | if (data.cell_type === this.cell_type) { | |
262 | if (data.source !== undefined) { |
|
262 | if (data.source !== undefined) { | |
263 | this.set_text(data.source); |
|
263 | this.set_text(data.source); | |
264 | // make this value the starting point, so that we can only undo |
|
264 | // make this value the starting point, so that we can only undo | |
265 | // to this state, instead of a blank cell |
|
265 | // to this state, instead of a blank cell | |
266 | this.code_mirror.clearHistory(); |
|
266 | this.code_mirror.clearHistory(); | |
267 | this.set_rendered(data.rendered || ''); |
|
267 | this.set_rendered(data.rendered || ''); | |
268 | this.rendered = false; |
|
268 | this.rendered = false; | |
269 | this.render(); |
|
269 | this.render(); | |
270 | } |
|
270 | } | |
271 | } |
|
271 | } | |
272 | }; |
|
272 | }; | |
273 |
|
273 | |||
274 | /** Generate JSON from cell |
|
274 | /** Generate JSON from cell | |
275 | * @return {object} cell data serialised to json |
|
275 | * @return {object} cell data serialised to json | |
276 | */ |
|
276 | */ | |
277 | TextCell.prototype.toJSON = function () { |
|
277 | TextCell.prototype.toJSON = function () { | |
278 | var data = IPython.Cell.prototype.toJSON.apply(this); |
|
278 | var data = IPython.Cell.prototype.toJSON.apply(this); | |
279 | data.cell_type = this.cell_type; |
|
279 | data.cell_type = this.cell_type; | |
280 | data.source = this.get_text(); |
|
280 | data.source = this.get_text(); | |
281 | return data; |
|
281 | return data; | |
282 | }; |
|
282 | }; | |
283 |
|
283 | |||
284 |
|
284 | |||
285 | /** |
|
285 | /** | |
286 | * @class MarkdownCell |
|
286 | * @class MarkdownCell | |
287 | * @constructor MarkdownCell |
|
287 | * @constructor MarkdownCell | |
288 | * @extends IPython.HTMLCell |
|
288 | * @extends IPython.HTMLCell | |
289 | */ |
|
289 | */ | |
290 | var MarkdownCell = function (options) { |
|
290 | var MarkdownCell = function (options) { | |
291 | var options = options || {}; |
|
291 | var options = options || {}; | |
292 |
|
292 | |||
293 | options = this.mergeopt(MarkdownCell,options); |
|
293 | options = this.mergeopt(MarkdownCell,options); | |
294 | TextCell.apply(this, [options]); |
|
294 | TextCell.apply(this, [options]); | |
295 |
|
295 | |||
296 | this.cell_type = 'markdown'; |
|
296 | this.cell_type = 'markdown'; | |
297 | }; |
|
297 | }; | |
298 |
|
298 | |||
299 | MarkdownCell.options_default = { |
|
299 | MarkdownCell.options_default = { | |
300 | cm_config: { |
|
300 | cm_config: { | |
301 | mode: 'gfm' |
|
301 | mode: 'gfm' | |
302 | }, |
|
302 | }, | |
303 | placeholder: "Type *Markdown* and LaTeX: $\\alpha^2$" |
|
303 | placeholder: "Type *Markdown* and LaTeX: $\\alpha^2$" | |
304 | } |
|
304 | } | |
305 |
|
305 | |||
306 |
|
306 | |||
307 |
|
307 | |||
308 |
|
308 | |||
309 | MarkdownCell.prototype = new TextCell(); |
|
309 | MarkdownCell.prototype = new TextCell(); | |
310 |
|
310 | |||
311 | /** |
|
311 | /** | |
312 | * @method render |
|
312 | * @method render | |
313 | */ |
|
313 | */ | |
314 | MarkdownCell.prototype.render = function () { |
|
314 | MarkdownCell.prototype.render = function () { | |
315 | if (this.rendered === false) { |
|
315 | if (this.rendered === false) { | |
316 | var text = this.get_text(); |
|
316 | var text = this.get_text(); | |
317 | if (text === "") { text = this.placeholder; } |
|
317 | if (text === "") { text = this.placeholder; } | |
318 | var text_math = IPython.mathjaxutils.remove_math(text); |
|
318 | var text_math = IPython.mathjaxutils.remove_math(text); | |
319 | var text = text_math[0]; |
|
319 | var text = text_math[0]; | |
320 | var math = text_math[1]; |
|
320 | var math = text_math[1]; | |
321 | var html = marked.parser(marked.lexer(text)); |
|
321 | var html = marked.parser(marked.lexer(text)); | |
322 | html = $(IPython.mathjaxutils.replace_math(html, math)); |
|
322 | html = $(IPython.mathjaxutils.replace_math(html, math)); | |
323 | // links in markdown cells should open in new tabs |
|
323 | // links in markdown cells should open in new tabs | |
324 | html.find("a[href]").attr("target", "_blank"); |
|
324 | html.find("a[href]").not('[href^="#"]').attr("target", "_blank"); | |
325 | try { |
|
325 | try { | |
326 | this.set_rendered(html); |
|
326 | this.set_rendered(html); | |
327 | } catch (e) { |
|
327 | } catch (e) { | |
328 | console.log("Error running Javascript in Markdown:"); |
|
328 | console.log("Error running Javascript in Markdown:"); | |
329 | console.log(e); |
|
329 | console.log(e); | |
330 | this.set_rendered($("<div/>").addClass("js-error").html( |
|
330 | this.set_rendered($("<div/>").addClass("js-error").html( | |
331 | "Error rendering Markdown!<br/>" + e.toString()) |
|
331 | "Error rendering Markdown!<br/>" + e.toString()) | |
332 | ); |
|
332 | ); | |
333 | } |
|
333 | } | |
334 | this.element.find('div.text_cell_input').hide(); |
|
334 | this.element.find('div.text_cell_input').hide(); | |
335 | this.element.find("div.text_cell_render").show(); |
|
335 | this.element.find("div.text_cell_render").show(); | |
336 | this.typeset() |
|
336 | this.typeset() | |
337 | this.rendered = true; |
|
337 | this.rendered = true; | |
338 | } |
|
338 | } | |
339 | }; |
|
339 | }; | |
340 |
|
340 | |||
341 |
|
341 | |||
342 | // RawCell |
|
342 | // RawCell | |
343 |
|
343 | |||
344 | /** |
|
344 | /** | |
345 | * @class RawCell |
|
345 | * @class RawCell | |
346 | * @constructor RawCell |
|
346 | * @constructor RawCell | |
347 | * @extends IPython.TextCell |
|
347 | * @extends IPython.TextCell | |
348 | */ |
|
348 | */ | |
349 | var RawCell = function (options) { |
|
349 | var RawCell = function (options) { | |
350 |
|
350 | |||
351 | options = this.mergeopt(RawCell,options) |
|
351 | options = this.mergeopt(RawCell,options) | |
352 | TextCell.apply(this, [options]); |
|
352 | TextCell.apply(this, [options]); | |
353 |
|
353 | |||
354 | this.cell_type = 'raw'; |
|
354 | this.cell_type = 'raw'; | |
355 |
|
355 | |||
356 | var that = this |
|
356 | var that = this | |
357 | this.element.focusout( |
|
357 | this.element.focusout( | |
358 | function() { that.auto_highlight(); } |
|
358 | function() { that.auto_highlight(); } | |
359 | ); |
|
359 | ); | |
360 | }; |
|
360 | }; | |
361 |
|
361 | |||
362 | RawCell.options_default = { |
|
362 | RawCell.options_default = { | |
363 | placeholder : "Type plain text and LaTeX: $\\alpha^2$" |
|
363 | placeholder : "Type plain text and LaTeX: $\\alpha^2$" | |
364 | }; |
|
364 | }; | |
365 |
|
365 | |||
366 |
|
366 | |||
367 |
|
367 | |||
368 | RawCell.prototype = new TextCell(); |
|
368 | RawCell.prototype = new TextCell(); | |
369 |
|
369 | |||
370 | /** |
|
370 | /** | |
371 | * Trigger autodetection of highlight scheme for current cell |
|
371 | * Trigger autodetection of highlight scheme for current cell | |
372 | * @method auto_highlight |
|
372 | * @method auto_highlight | |
373 | */ |
|
373 | */ | |
374 | RawCell.prototype.auto_highlight = function () { |
|
374 | RawCell.prototype.auto_highlight = function () { | |
375 | this._auto_highlight(IPython.config.raw_cell_highlight); |
|
375 | this._auto_highlight(IPython.config.raw_cell_highlight); | |
376 | }; |
|
376 | }; | |
377 |
|
377 | |||
378 | /** @method render **/ |
|
378 | /** @method render **/ | |
379 | RawCell.prototype.render = function () { |
|
379 | RawCell.prototype.render = function () { | |
380 | this.rendered = true; |
|
380 | this.rendered = true; | |
381 | this.edit(); |
|
381 | this.edit(); | |
382 | }; |
|
382 | }; | |
383 |
|
383 | |||
384 |
|
384 | |||
385 | /** @method handle_codemirror_keyevent **/ |
|
385 | /** @method handle_codemirror_keyevent **/ | |
386 | RawCell.prototype.handle_codemirror_keyevent = function (editor, event) { |
|
386 | RawCell.prototype.handle_codemirror_keyevent = function (editor, event) { | |
387 |
|
387 | |||
388 | var that = this; |
|
388 | var that = this; | |
389 | if (event.which === key.UPARROW && event.type === 'keydown') { |
|
389 | if (event.which === key.UPARROW && event.type === 'keydown') { | |
390 | // If we are not at the top, let CM handle the up arrow and |
|
390 | // If we are not at the top, let CM handle the up arrow and | |
391 | // prevent the global keydown handler from handling it. |
|
391 | // prevent the global keydown handler from handling it. | |
392 | if (!that.at_top()) { |
|
392 | if (!that.at_top()) { | |
393 | event.stop(); |
|
393 | event.stop(); | |
394 | return false; |
|
394 | return false; | |
395 | } else { |
|
395 | } else { | |
396 | return true; |
|
396 | return true; | |
397 | }; |
|
397 | }; | |
398 | } else if (event.which === key.DOWNARROW && event.type === 'keydown') { |
|
398 | } else if (event.which === key.DOWNARROW && event.type === 'keydown') { | |
399 | // If we are not at the bottom, let CM handle the down arrow and |
|
399 | // If we are not at the bottom, let CM handle the down arrow and | |
400 | // prevent the global keydown handler from handling it. |
|
400 | // prevent the global keydown handler from handling it. | |
401 | if (!that.at_bottom()) { |
|
401 | if (!that.at_bottom()) { | |
402 | event.stop(); |
|
402 | event.stop(); | |
403 | return false; |
|
403 | return false; | |
404 | } else { |
|
404 | } else { | |
405 | return true; |
|
405 | return true; | |
406 | }; |
|
406 | }; | |
407 | }; |
|
407 | }; | |
408 | return false; |
|
408 | return false; | |
409 | }; |
|
409 | }; | |
410 |
|
410 | |||
411 | /** @method select **/ |
|
411 | /** @method select **/ | |
412 | RawCell.prototype.select = function () { |
|
412 | RawCell.prototype.select = function () { | |
413 | IPython.Cell.prototype.select.apply(this); |
|
413 | IPython.Cell.prototype.select.apply(this); | |
414 | this.code_mirror.refresh(); |
|
414 | this.code_mirror.refresh(); | |
415 | this.code_mirror.focus(); |
|
415 | this.code_mirror.focus(); | |
416 | }; |
|
416 | }; | |
417 |
|
417 | |||
418 | /** @method at_top **/ |
|
418 | /** @method at_top **/ | |
419 | RawCell.prototype.at_top = function () { |
|
419 | RawCell.prototype.at_top = function () { | |
420 | var cursor = this.code_mirror.getCursor(); |
|
420 | var cursor = this.code_mirror.getCursor(); | |
421 | if (cursor.line === 0 && cursor.ch === 0) { |
|
421 | if (cursor.line === 0 && cursor.ch === 0) { | |
422 | return true; |
|
422 | return true; | |
423 | } else { |
|
423 | } else { | |
424 | return false; |
|
424 | return false; | |
425 | } |
|
425 | } | |
426 | }; |
|
426 | }; | |
427 |
|
427 | |||
428 |
|
428 | |||
429 | /** @method at_bottom **/ |
|
429 | /** @method at_bottom **/ | |
430 | RawCell.prototype.at_bottom = function () { |
|
430 | RawCell.prototype.at_bottom = function () { | |
431 | var cursor = this.code_mirror.getCursor(); |
|
431 | var cursor = this.code_mirror.getCursor(); | |
432 | if (cursor.line === (this.code_mirror.lineCount()-1) && cursor.ch === this.code_mirror.getLine(cursor.line).length) { |
|
432 | if (cursor.line === (this.code_mirror.lineCount()-1) && cursor.ch === this.code_mirror.getLine(cursor.line).length) { | |
433 | return true; |
|
433 | return true; | |
434 | } else { |
|
434 | } else { | |
435 | return false; |
|
435 | return false; | |
436 | } |
|
436 | } | |
437 | }; |
|
437 | }; | |
438 |
|
438 | |||
439 |
|
439 | |||
440 | /** |
|
440 | /** | |
441 | * @class HeadingCell |
|
441 | * @class HeadingCell | |
442 | * @extends IPython.TextCell |
|
442 | * @extends IPython.TextCell | |
443 | */ |
|
443 | */ | |
444 |
|
444 | |||
445 | /** |
|
445 | /** | |
446 | * @constructor HeadingCell |
|
446 | * @constructor HeadingCell | |
447 | * @extends IPython.TextCell |
|
447 | * @extends IPython.TextCell | |
448 | */ |
|
448 | */ | |
449 | var HeadingCell = function (options) { |
|
449 | var HeadingCell = function (options) { | |
450 |
|
450 | |||
451 | options = this.mergeopt(HeadingCell,options) |
|
451 | options = this.mergeopt(HeadingCell,options) | |
452 | TextCell.apply(this, [options]); |
|
452 | TextCell.apply(this, [options]); | |
453 |
|
453 | |||
454 | /** |
|
454 | /** | |
455 | * heading level of the cell, use getter and setter to access |
|
455 | * heading level of the cell, use getter and setter to access | |
456 | * @property level |
|
456 | * @property level | |
457 | */ |
|
457 | */ | |
458 | this.level = 1; |
|
458 | this.level = 1; | |
459 | this.cell_type = 'heading'; |
|
459 | this.cell_type = 'heading'; | |
460 | }; |
|
460 | }; | |
461 |
|
461 | |||
462 | HeadingCell.options_default = { |
|
462 | HeadingCell.options_default = { | |
463 | placeholder: "Type Heading Here" |
|
463 | placeholder: "Type Heading Here" | |
464 | }; |
|
464 | }; | |
465 |
|
465 | |||
466 | HeadingCell.prototype = new TextCell(); |
|
466 | HeadingCell.prototype = new TextCell(); | |
467 |
|
467 | |||
468 | /** @method fromJSON */ |
|
468 | /** @method fromJSON */ | |
469 | HeadingCell.prototype.fromJSON = function (data) { |
|
469 | HeadingCell.prototype.fromJSON = function (data) { | |
470 | if (data.level != undefined){ |
|
470 | if (data.level != undefined){ | |
471 | this.level = data.level; |
|
471 | this.level = data.level; | |
472 | } |
|
472 | } | |
473 | TextCell.prototype.fromJSON.apply(this, arguments); |
|
473 | TextCell.prototype.fromJSON.apply(this, arguments); | |
474 | }; |
|
474 | }; | |
475 |
|
475 | |||
476 |
|
476 | |||
477 | /** @method toJSON */ |
|
477 | /** @method toJSON */ | |
478 | HeadingCell.prototype.toJSON = function () { |
|
478 | HeadingCell.prototype.toJSON = function () { | |
479 | var data = TextCell.prototype.toJSON.apply(this); |
|
479 | var data = TextCell.prototype.toJSON.apply(this); | |
480 | data.level = this.get_level(); |
|
480 | data.level = this.get_level(); | |
481 | return data; |
|
481 | return data; | |
482 | }; |
|
482 | }; | |
483 |
|
483 | |||
484 |
|
484 | |||
485 | /** |
|
485 | /** | |
486 | * Change heading level of cell, and re-render |
|
486 | * Change heading level of cell, and re-render | |
487 | * @method set_level |
|
487 | * @method set_level | |
488 | */ |
|
488 | */ | |
489 | HeadingCell.prototype.set_level = function (level) { |
|
489 | HeadingCell.prototype.set_level = function (level) { | |
490 | this.level = level; |
|
490 | this.level = level; | |
491 | if (this.rendered) { |
|
491 | if (this.rendered) { | |
492 | this.rendered = false; |
|
492 | this.rendered = false; | |
493 | this.render(); |
|
493 | this.render(); | |
494 | }; |
|
494 | }; | |
495 | }; |
|
495 | }; | |
496 |
|
496 | |||
497 | /** The depth of header cell, based on html (h1 to h6) |
|
497 | /** The depth of header cell, based on html (h1 to h6) | |
498 | * @method get_level |
|
498 | * @method get_level | |
499 | * @return {integer} level - for 1 to 6 |
|
499 | * @return {integer} level - for 1 to 6 | |
500 | */ |
|
500 | */ | |
501 | HeadingCell.prototype.get_level = function () { |
|
501 | HeadingCell.prototype.get_level = function () { | |
502 | return this.level; |
|
502 | return this.level; | |
503 | }; |
|
503 | }; | |
504 |
|
504 | |||
505 |
|
505 | |||
506 | HeadingCell.prototype.set_rendered = function (html) { |
|
506 | HeadingCell.prototype.set_rendered = function (html) { | |
507 | this.element.find("div.text_cell_render").html(html); |
|
507 | this.element.find("div.text_cell_render").html(html); | |
508 | }; |
|
508 | }; | |
509 |
|
509 | |||
510 |
|
510 | |||
511 | HeadingCell.prototype.get_rendered = function () { |
|
511 | HeadingCell.prototype.get_rendered = function () { | |
512 | var r = this.element.find("div.text_cell_render"); |
|
512 | var r = this.element.find("div.text_cell_render"); | |
513 | return r.children().first().html(); |
|
513 | return r.children().first().html(); | |
514 | }; |
|
514 | }; | |
515 |
|
515 | |||
516 |
|
516 | |||
517 | HeadingCell.prototype.render = function () { |
|
517 | HeadingCell.prototype.render = function () { | |
518 | if (this.rendered === false) { |
|
518 | if (this.rendered === false) { | |
519 | var text = this.get_text(); |
|
519 | var text = this.get_text(); | |
520 | // Markdown headings must be a single line |
|
520 | // Markdown headings must be a single line | |
521 | text = text.replace(/\n/g, ' '); |
|
521 | text = text.replace(/\n/g, ' '); | |
522 | if (text === "") { text = this.placeholder; } |
|
522 | if (text === "") { text = this.placeholder; } | |
523 | text = Array(this.level + 1).join("#") + " " + text; |
|
523 | text = Array(this.level + 1).join("#") + " " + text; | |
524 | var text_and_math = IPython.mathjaxutils.remove_math(text); |
|
524 | var text_and_math = IPython.mathjaxutils.remove_math(text); | |
525 | var text = text_and_math[0]; |
|
525 | var text = text_and_math[0]; | |
526 | var math = text_and_math[1]; |
|
526 | var math = text_and_math[1]; | |
527 | var html = marked.parser(marked.lexer(text)); |
|
527 | var html = marked.parser(marked.lexer(text)); | |
528 | var h = $(IPython.mathjaxutils.replace_math(html, math)); |
|
528 | var h = $(IPython.mathjaxutils.replace_math(html, math)); | |
529 | // add id and linkback anchor |
|
529 | // add id and linkback anchor | |
530 | var hash = h.text().replace(/ /g, '-'); |
|
530 | var hash = h.text().replace(/ /g, '-'); | |
531 | h.attr('id', hash); |
|
531 | h.attr('id', hash); | |
532 | h.append( |
|
532 | h.append( | |
533 | $('<a/>') |
|
533 | $('<a/>') | |
534 | .addClass('anchor-link') |
|
534 | .addClass('anchor-link') | |
535 | .attr('href', '#' + hash) |
|
535 | .attr('href', '#' + hash) | |
536 | .text('¶') |
|
536 | .text('¶') | |
537 | ); |
|
537 | ); | |
538 |
|
538 | |||
539 | this.set_rendered(h); |
|
539 | this.set_rendered(h); | |
540 | this.typeset(); |
|
540 | this.typeset(); | |
541 | this.element.find('div.text_cell_input').hide(); |
|
541 | this.element.find('div.text_cell_input').hide(); | |
542 | this.element.find("div.text_cell_render").show(); |
|
542 | this.element.find("div.text_cell_render").show(); | |
543 | this.rendered = true; |
|
543 | this.rendered = true; | |
544 | }; |
|
544 | }; | |
545 | }; |
|
545 | }; | |
546 |
|
546 | |||
547 | IPython.TextCell = TextCell; |
|
547 | IPython.TextCell = TextCell; | |
548 | IPython.MarkdownCell = MarkdownCell; |
|
548 | IPython.MarkdownCell = MarkdownCell; | |
549 | IPython.RawCell = RawCell; |
|
549 | IPython.RawCell = RawCell; | |
550 | IPython.HeadingCell = HeadingCell; |
|
550 | IPython.HeadingCell = HeadingCell; | |
551 |
|
551 | |||
552 |
|
552 | |||
553 | return IPython; |
|
553 | return IPython; | |
554 |
|
554 | |||
555 | }(IPython)); |
|
555 | }(IPython)); | |
556 |
|
556 |
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