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1 | 1 | // Copyright (c) IPython Development Team. |
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2 | 2 | // Distributed under the terms of the Modified BSD License. |
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3 | 3 | |
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4 | 4 | define([ |
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5 | 5 | 'base/js/namespace', |
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6 | 6 | 'jquery', |
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7 | 7 | 'base/js/utils', |
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8 | 8 | ], function(IPython, $, utils) { |
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9 | 9 | // TODO: remove IPython dependency here |
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10 | 10 | "use strict"; |
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11 | 11 | |
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12 | 12 | // monkey patch CM to be able to syntax highlight cell magics |
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13 | 13 | // bug reported upstream, |
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14 |
// see https://github.com/ |
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14 | // see https://github.com/codemirror/CodeMirror/issues/670 | |
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15 | 15 | if(CodeMirror.getMode(1,'text/plain').indent === undefined ){ |
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16 | 16 | CodeMirror.modes.null = function() { |
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17 | 17 | return {token: function(stream) {stream.skipToEnd();},indent : function(){return 0;}}; |
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18 | 18 | }; |
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19 | 19 | } |
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20 | 20 | |
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21 | 21 | CodeMirror.patchedGetMode = function(config, mode){ |
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22 | 22 | var cmmode = CodeMirror.getMode(config, mode); |
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23 | 23 | if(cmmode.indent === null) { |
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24 | 24 | console.log('patch mode "' , mode, '" on the fly'); |
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25 | 25 | cmmode.indent = function(){return 0;}; |
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26 | 26 | } |
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27 | 27 | return cmmode; |
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28 | 28 | }; |
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29 | 29 | // end monkey patching CodeMirror |
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30 | 30 | |
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31 | 31 | var Cell = function (options) { |
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32 | 32 | // Constructor |
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33 | 33 | // |
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34 | 34 | // The Base `Cell` class from which to inherit. |
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35 | 35 | // |
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36 | 36 | // Parameters: |
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37 | 37 | // options: dictionary |
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38 | 38 | // Dictionary of keyword arguments. |
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39 | 39 | // events: $(Events) instance |
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40 | 40 | // config: dictionary |
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41 | 41 | // keyboard_manager: KeyboardManager instance |
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42 | 42 | options = options || {}; |
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43 | 43 | this.keyboard_manager = options.keyboard_manager; |
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44 | 44 | this.events = options.events; |
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45 | 45 | var config = utils.mergeopt(Cell, options.config); |
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46 | 46 | // superclass default overwrite our default |
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47 | 47 | |
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48 | 48 | this.placeholder = config.placeholder || ''; |
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49 | 49 | this.read_only = config.cm_config.readOnly; |
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50 | 50 | this.selected = false; |
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51 | 51 | this.rendered = false; |
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52 | 52 | this.mode = 'command'; |
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53 | 53 | this.metadata = {}; |
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54 | 54 | // load this from metadata later ? |
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55 | 55 | this.user_highlight = 'auto'; |
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56 | 56 | this.cm_config = config.cm_config; |
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57 | 57 | this.cell_id = utils.uuid(); |
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58 | 58 | this._options = config; |
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59 | 59 | |
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60 | 60 | // For JS VM engines optimization, attributes should be all set (even |
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61 | 61 | // to null) in the constructor, and if possible, if different subclass |
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62 | 62 | // have new attributes with same name, they should be created in the |
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63 | 63 | // same order. Easiest is to create and set to null in parent class. |
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64 | 64 | |
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65 | 65 | this.element = null; |
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66 | 66 | this.cell_type = this.cell_type || null; |
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67 | 67 | this.code_mirror = null; |
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68 | 68 | |
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69 | 69 | this.create_element(); |
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70 | 70 | if (this.element !== null) { |
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71 | 71 | this.element.data("cell", this); |
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72 | 72 | this.bind_events(); |
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73 | 73 | this.init_classes(); |
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74 | 74 | } |
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75 | 75 | }; |
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76 | 76 | |
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77 | 77 | Cell.options_default = { |
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78 | 78 | cm_config : { |
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79 | 79 | indentUnit : 4, |
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80 | 80 | readOnly: false, |
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81 | 81 | theme: "default", |
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82 | 82 | extraKeys: { |
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83 | 83 | "Cmd-Right":"goLineRight", |
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84 | 84 | "End":"goLineRight", |
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85 | 85 | "Cmd-Left":"goLineLeft" |
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86 | 86 | } |
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87 | 87 | } |
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88 | 88 | }; |
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89 | 89 | |
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90 | 90 | // FIXME: Workaround CM Bug #332 (Safari segfault on drag) |
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91 | 91 | // by disabling drag/drop altogether on Safari |
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92 |
// https://github.com/ |
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92 | // https://github.com/codemirror/CodeMirror/issues/332 | |
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93 | 93 | if (utils.browser[0] == "Safari") { |
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94 | 94 | Cell.options_default.cm_config.dragDrop = false; |
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95 | 95 | } |
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96 | 96 | |
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97 | 97 | /** |
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98 | 98 | * Empty. Subclasses must implement create_element. |
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99 | 99 | * This should contain all the code to create the DOM element in notebook |
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100 | 100 | * and will be called by Base Class constructor. |
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101 | 101 | * @method create_element |
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102 | 102 | */ |
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103 | 103 | Cell.prototype.create_element = function () { |
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104 | 104 | }; |
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105 | 105 | |
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106 | 106 | Cell.prototype.init_classes = function () { |
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107 | 107 | // Call after this.element exists to initialize the css classes |
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108 | 108 | // related to selected, rendered and mode. |
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109 | 109 | if (this.selected) { |
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110 | 110 | this.element.addClass('selected'); |
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111 | 111 | } else { |
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112 | 112 | this.element.addClass('unselected'); |
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113 | 113 | } |
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114 | 114 | if (this.rendered) { |
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115 | 115 | this.element.addClass('rendered'); |
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116 | 116 | } else { |
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117 | 117 | this.element.addClass('unrendered'); |
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118 | 118 | } |
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119 | 119 | if (this.mode === 'edit') { |
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120 | 120 | this.element.addClass('edit_mode'); |
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121 | 121 | } else { |
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122 | 122 | this.element.addClass('command_mode'); |
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123 | 123 | } |
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124 | 124 | }; |
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125 | 125 | |
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126 | 126 | /** |
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127 | 127 | * Subclasses can implement override bind_events. |
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128 | 128 | * Be carefull to call the parent method when overwriting as it fires event. |
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129 | 129 | * this will be triggerd after create_element in constructor. |
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130 | 130 | * @method bind_events |
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131 | 131 | */ |
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132 | 132 | Cell.prototype.bind_events = function () { |
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133 | 133 | var that = this; |
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134 | 134 | // We trigger events so that Cell doesn't have to depend on Notebook. |
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135 | 135 | that.element.click(function (event) { |
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136 | 136 | if (!that.selected) { |
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137 | 137 | that.events.trigger('select.Cell', {'cell':that}); |
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138 | 138 | } |
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139 | 139 | }); |
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140 | 140 | that.element.focusin(function (event) { |
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141 | 141 | if (!that.selected) { |
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142 | 142 | that.events.trigger('select.Cell', {'cell':that}); |
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143 | 143 | } |
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144 | 144 | }); |
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145 | 145 | if (this.code_mirror) { |
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146 | 146 | this.code_mirror.on("change", function(cm, change) { |
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147 | 147 | that.events.trigger("set_dirty.Notebook", {value: true}); |
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148 | 148 | }); |
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149 | 149 | } |
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150 | 150 | if (this.code_mirror) { |
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151 | 151 | this.code_mirror.on('focus', function(cm, change) { |
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152 | 152 | that.events.trigger('edit_mode.Cell', {cell: that}); |
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153 | 153 | }); |
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154 | 154 | } |
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155 | 155 | if (this.code_mirror) { |
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156 | 156 | this.code_mirror.on('blur', function(cm, change) { |
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157 | 157 | that.events.trigger('command_mode.Cell', {cell: that}); |
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158 | 158 | }); |
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159 | 159 | } |
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160 | 160 | }; |
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161 | 161 | |
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162 | 162 | /** |
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163 | 163 | * This method gets called in CodeMirror's onKeyDown/onKeyPress |
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164 | 164 | * handlers and is used to provide custom key handling. |
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165 | 165 | * |
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166 | 166 | * To have custom handling, subclasses should override this method, but still call it |
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167 | 167 | * in order to process the Edit mode keyboard shortcuts. |
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168 | 168 | * |
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169 | 169 | * @method handle_codemirror_keyevent |
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170 | 170 | * @param {CodeMirror} editor - The codemirror instance bound to the cell |
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171 | 171 | * @param {event} event - key press event which either should or should not be handled by CodeMirror |
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172 | 172 | * @return {Boolean} `true` if CodeMirror should ignore the event, `false` Otherwise |
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173 | 173 | */ |
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174 | 174 | Cell.prototype.handle_codemirror_keyevent = function (editor, event) { |
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175 | 175 | var shortcuts = this.keyboard_manager.edit_shortcuts; |
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176 | 176 | |
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177 | 177 | // if this is an edit_shortcuts shortcut, the global keyboard/shortcut |
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178 | 178 | // manager will handle it |
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179 | 179 | if (shortcuts.handles(event)) { return true; } |
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180 | 180 | |
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181 | 181 | return false; |
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182 | 182 | }; |
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183 | 183 | |
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184 | 184 | |
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185 | 185 | /** |
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186 | 186 | * Triger typsetting of math by mathjax on current cell element |
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187 | 187 | * @method typeset |
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188 | 188 | */ |
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189 | 189 | Cell.prototype.typeset = function () { |
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190 | 190 | if (window.MathJax) { |
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191 | 191 | var cell_math = this.element.get(0); |
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192 | 192 | MathJax.Hub.Queue(["Typeset", MathJax.Hub, cell_math]); |
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193 | 193 | } |
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194 | 194 | }; |
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195 | 195 | |
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196 | 196 | /** |
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197 | 197 | * handle cell level logic when a cell is selected |
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198 | 198 | * @method select |
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199 | 199 | * @return is the action being taken |
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200 | 200 | */ |
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201 | 201 | Cell.prototype.select = function () { |
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202 | 202 | if (!this.selected) { |
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203 | 203 | this.element.addClass('selected'); |
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204 | 204 | this.element.removeClass('unselected'); |
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205 | 205 | this.selected = true; |
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206 | 206 | return true; |
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207 | 207 | } else { |
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208 | 208 | return false; |
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209 | 209 | } |
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210 | 210 | }; |
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211 | 211 | |
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212 | 212 | /** |
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213 | 213 | * handle cell level logic when a cell is unselected |
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214 | 214 | * @method unselect |
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215 | 215 | * @return is the action being taken |
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216 | 216 | */ |
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217 | 217 | Cell.prototype.unselect = function () { |
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218 | 218 | if (this.selected) { |
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219 | 219 | this.element.addClass('unselected'); |
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220 | 220 | this.element.removeClass('selected'); |
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221 | 221 | this.selected = false; |
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222 | 222 | return true; |
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223 | 223 | } else { |
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224 | 224 | return false; |
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225 | 225 | } |
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226 | 226 | }; |
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227 | 227 | |
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228 | 228 | /** |
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229 | 229 | * handle cell level logic when a cell is rendered |
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230 | 230 | * @method render |
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231 | 231 | * @return is the action being taken |
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232 | 232 | */ |
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233 | 233 | Cell.prototype.render = function () { |
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234 | 234 | if (!this.rendered) { |
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235 | 235 | this.element.addClass('rendered'); |
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236 | 236 | this.element.removeClass('unrendered'); |
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237 | 237 | this.rendered = true; |
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238 | 238 | return true; |
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239 | 239 | } else { |
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240 | 240 | return false; |
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241 | 241 | } |
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242 | 242 | }; |
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243 | 243 | |
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244 | 244 | /** |
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245 | 245 | * handle cell level logic when a cell is unrendered |
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246 | 246 | * @method unrender |
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247 | 247 | * @return is the action being taken |
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248 | 248 | */ |
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249 | 249 | Cell.prototype.unrender = function () { |
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250 | 250 | if (this.rendered) { |
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251 | 251 | this.element.addClass('unrendered'); |
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252 | 252 | this.element.removeClass('rendered'); |
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253 | 253 | this.rendered = false; |
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254 | 254 | return true; |
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255 | 255 | } else { |
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256 | 256 | return false; |
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257 | 257 | } |
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258 | 258 | }; |
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259 | 259 | |
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260 | 260 | /** |
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261 | 261 | * Delegates keyboard shortcut handling to either IPython keyboard |
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262 | 262 | * manager when in command mode, or CodeMirror when in edit mode |
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263 | 263 | * |
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264 | 264 | * @method handle_keyevent |
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265 | 265 | * @param {CodeMirror} editor - The codemirror instance bound to the cell |
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266 | 266 | * @param {event} - key event to be handled |
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267 | 267 | * @return {Boolean} `true` if CodeMirror should ignore the event, `false` Otherwise |
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268 | 268 | */ |
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269 | 269 | Cell.prototype.handle_keyevent = function (editor, event) { |
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270 | 270 | |
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271 | 271 | // console.log('CM', this.mode, event.which, event.type) |
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272 | 272 | |
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273 | 273 | if (this.mode === 'command') { |
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274 | 274 | return true; |
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275 | 275 | } else if (this.mode === 'edit') { |
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276 | 276 | return this.handle_codemirror_keyevent(editor, event); |
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277 | 277 | } |
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278 | 278 | }; |
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279 | 279 | |
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280 | 280 | /** |
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281 | 281 | * @method at_top |
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282 | 282 | * @return {Boolean} |
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283 | 283 | */ |
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284 | 284 | Cell.prototype.at_top = function () { |
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285 | 285 | var cm = this.code_mirror; |
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286 | 286 | var cursor = cm.getCursor(); |
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287 | 287 | if (cursor.line === 0 && cursor.ch === 0) { |
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288 | 288 | return true; |
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289 | 289 | } |
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290 | 290 | return false; |
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291 | 291 | }; |
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292 | 292 | |
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293 | 293 | /** |
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294 | 294 | * @method at_bottom |
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295 | 295 | * @return {Boolean} |
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296 | 296 | * */ |
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297 | 297 | Cell.prototype.at_bottom = function () { |
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298 | 298 | var cm = this.code_mirror; |
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299 | 299 | var cursor = cm.getCursor(); |
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300 | 300 | if (cursor.line === (cm.lineCount()-1) && cursor.ch === cm.getLine(cursor.line).length) { |
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301 | 301 | return true; |
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302 | 302 | } |
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303 | 303 | return false; |
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304 | 304 | }; |
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305 | 305 | |
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306 | 306 | /** |
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307 | 307 | * enter the command mode for the cell |
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308 | 308 | * @method command_mode |
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309 | 309 | * @return is the action being taken |
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310 | 310 | */ |
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311 | 311 | Cell.prototype.command_mode = function () { |
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312 | 312 | if (this.mode !== 'command') { |
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313 | 313 | this.element.addClass('command_mode'); |
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314 | 314 | this.element.removeClass('edit_mode'); |
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315 | 315 | this.mode = 'command'; |
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316 | 316 | return true; |
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317 | 317 | } else { |
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318 | 318 | return false; |
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319 | 319 | } |
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320 | 320 | }; |
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321 | 321 | |
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322 | 322 | /** |
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323 | 323 | * enter the edit mode for the cell |
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324 | 324 | * @method command_mode |
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325 | 325 | * @return is the action being taken |
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326 | 326 | */ |
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327 | 327 | Cell.prototype.edit_mode = function () { |
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328 | 328 | if (this.mode !== 'edit') { |
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329 | 329 | this.element.addClass('edit_mode'); |
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330 | 330 | this.element.removeClass('command_mode'); |
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331 | 331 | this.mode = 'edit'; |
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332 | 332 | return true; |
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333 | 333 | } else { |
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334 | 334 | return false; |
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335 | 335 | } |
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336 | 336 | }; |
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337 | 337 | |
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338 | 338 | /** |
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339 | 339 | * Focus the cell in the DOM sense |
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340 | 340 | * @method focus_cell |
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341 | 341 | */ |
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342 | 342 | Cell.prototype.focus_cell = function () { |
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343 | 343 | this.element.focus(); |
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344 | 344 | }; |
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345 | 345 | |
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346 | 346 | /** |
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347 | 347 | * Focus the editor area so a user can type |
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348 | 348 | * |
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349 | 349 | * NOTE: If codemirror is focused via a mouse click event, you don't want to |
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350 | 350 | * call this because it will cause a page jump. |
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351 | 351 | * @method focus_editor |
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352 | 352 | */ |
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353 | 353 | Cell.prototype.focus_editor = function () { |
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354 | 354 | this.refresh(); |
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355 | 355 | this.code_mirror.focus(); |
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356 | 356 | }; |
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357 | 357 | |
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358 | 358 | /** |
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359 | 359 | * Refresh codemirror instance |
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360 | 360 | * @method refresh |
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361 | 361 | */ |
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362 | 362 | Cell.prototype.refresh = function () { |
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363 | 363 | this.code_mirror.refresh(); |
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364 | 364 | }; |
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365 | 365 | |
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366 | 366 | /** |
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367 | 367 | * should be overritten by subclass |
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368 | 368 | * @method get_text |
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369 | 369 | */ |
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370 | 370 | Cell.prototype.get_text = function () { |
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371 | 371 | }; |
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372 | 372 | |
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373 | 373 | /** |
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374 | 374 | * should be overritten by subclass |
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375 | 375 | * @method set_text |
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376 | 376 | * @param {string} text |
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377 | 377 | */ |
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378 | 378 | Cell.prototype.set_text = function (text) { |
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379 | 379 | }; |
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380 | 380 | |
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381 | 381 | /** |
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382 | 382 | * should be overritten by subclass |
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383 | 383 | * serialise cell to json. |
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384 | 384 | * @method toJSON |
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385 | 385 | **/ |
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386 | 386 | Cell.prototype.toJSON = function () { |
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387 | 387 | var data = {}; |
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388 | 388 | data.metadata = this.metadata; |
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389 | 389 | data.cell_type = this.cell_type; |
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390 | 390 | return data; |
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391 | 391 | }; |
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392 | 392 | |
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393 | 393 | |
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394 | 394 | /** |
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395 | 395 | * should be overritten by subclass |
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396 | 396 | * @method fromJSON |
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397 | 397 | **/ |
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398 | 398 | Cell.prototype.fromJSON = function (data) { |
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399 | 399 | if (data.metadata !== undefined) { |
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400 | 400 | this.metadata = data.metadata; |
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401 | 401 | } |
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402 | 402 | this.celltoolbar.rebuild(); |
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403 | 403 | }; |
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404 | 404 | |
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405 | 405 | |
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406 | 406 | /** |
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407 | 407 | * can the cell be split into two cells |
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408 | 408 | * @method is_splittable |
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409 | 409 | **/ |
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410 | 410 | Cell.prototype.is_splittable = function () { |
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411 | 411 | return true; |
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412 | 412 | }; |
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413 | 413 | |
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414 | 414 | |
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415 | 415 | /** |
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416 | 416 | * can the cell be merged with other cells |
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417 | 417 | * @method is_mergeable |
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418 | 418 | **/ |
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419 | 419 | Cell.prototype.is_mergeable = function () { |
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420 | 420 | return true; |
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421 | 421 | }; |
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422 | 422 | |
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423 | 423 | |
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424 | 424 | /** |
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425 | 425 | * @return {String} - the text before the cursor |
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426 | 426 | * @method get_pre_cursor |
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427 | 427 | **/ |
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428 | 428 | Cell.prototype.get_pre_cursor = function () { |
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429 | 429 | var cursor = this.code_mirror.getCursor(); |
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430 | 430 | var text = this.code_mirror.getRange({line:0, ch:0}, cursor); |
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431 | 431 | text = text.replace(/^\n+/, '').replace(/\n+$/, ''); |
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432 | 432 | return text; |
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433 | 433 | }; |
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434 | 434 | |
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435 | 435 | |
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436 | 436 | /** |
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437 | 437 | * @return {String} - the text after the cursor |
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438 | 438 | * @method get_post_cursor |
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439 | 439 | **/ |
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440 | 440 | Cell.prototype.get_post_cursor = function () { |
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441 | 441 | var cursor = this.code_mirror.getCursor(); |
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442 | 442 | var last_line_num = this.code_mirror.lineCount()-1; |
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443 | 443 | var last_line_len = this.code_mirror.getLine(last_line_num).length; |
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444 | 444 | var end = {line:last_line_num, ch:last_line_len}; |
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445 | 445 | var text = this.code_mirror.getRange(cursor, end); |
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446 | 446 | text = text.replace(/^\n+/, '').replace(/\n+$/, ''); |
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447 | 447 | return text; |
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448 | 448 | }; |
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449 | 449 | |
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450 | 450 | /** |
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451 | 451 | * Show/Hide CodeMirror LineNumber |
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452 | 452 | * @method show_line_numbers |
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453 | 453 | * |
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454 | 454 | * @param value {Bool} show (true), or hide (false) the line number in CodeMirror |
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455 | 455 | **/ |
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456 | 456 | Cell.prototype.show_line_numbers = function (value) { |
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457 | 457 | this.code_mirror.setOption('lineNumbers', value); |
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458 | 458 | this.code_mirror.refresh(); |
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459 | 459 | }; |
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460 | 460 | |
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461 | 461 | /** |
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462 | 462 | * Toggle CodeMirror LineNumber |
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463 | 463 | * @method toggle_line_numbers |
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464 | 464 | **/ |
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465 | 465 | Cell.prototype.toggle_line_numbers = function () { |
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466 | 466 | var val = this.code_mirror.getOption('lineNumbers'); |
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467 | 467 | this.show_line_numbers(!val); |
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468 | 468 | }; |
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469 | 469 | |
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470 | 470 | /** |
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471 | 471 | * Force codemirror highlight mode |
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472 | 472 | * @method force_highlight |
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473 | 473 | * @param {object} - CodeMirror mode |
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474 | 474 | **/ |
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475 | 475 | Cell.prototype.force_highlight = function(mode) { |
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476 | 476 | this.user_highlight = mode; |
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477 | 477 | this.auto_highlight(); |
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478 | 478 | }; |
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479 | 479 | |
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480 | 480 | /** |
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481 | 481 | * Try to autodetect cell highlight mode, or use selected mode |
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482 | 482 | * @methods _auto_highlight |
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483 | 483 | * @private |
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484 | 484 | * @param {String|object|undefined} - CodeMirror mode | 'auto' |
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485 | 485 | **/ |
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486 | 486 | Cell.prototype._auto_highlight = function (modes) { |
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487 | 487 | //Here we handle manually selected modes |
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488 | 488 | var mode; |
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489 | 489 | if( this.user_highlight !== undefined && this.user_highlight != 'auto' ) |
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490 | 490 | { |
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491 | 491 | mode = this.user_highlight; |
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492 | 492 | CodeMirror.autoLoadMode(this.code_mirror, mode); |
|
493 | 493 | this.code_mirror.setOption('mode', mode); |
|
494 | 494 | return; |
|
495 | 495 | } |
|
496 | 496 | var current_mode = this.code_mirror.getOption('mode', mode); |
|
497 | 497 | var first_line = this.code_mirror.getLine(0); |
|
498 | 498 | // loop on every pairs |
|
499 | 499 | for(mode in modes) { |
|
500 | 500 | var regs = modes[mode].reg; |
|
501 | 501 | // only one key every time but regexp can't be keys... |
|
502 | 502 | for(var i=0; i<regs.length; i++) { |
|
503 | 503 | // here we handle non magic_modes |
|
504 | 504 | if(first_line.match(regs[i]) !== null) { |
|
505 | 505 | if(current_mode == mode){ |
|
506 | 506 | return; |
|
507 | 507 | } |
|
508 | 508 | if (mode.search('magic_') !== 0) { |
|
509 | 509 | this.code_mirror.setOption('mode', mode); |
|
510 | 510 | CodeMirror.autoLoadMode(this.code_mirror, mode); |
|
511 | 511 | return; |
|
512 | 512 | } |
|
513 | 513 | var open = modes[mode].open || "%%"; |
|
514 | 514 | var close = modes[mode].close || "%%end"; |
|
515 | 515 | var mmode = mode; |
|
516 | 516 | mode = mmode.substr(6); |
|
517 | 517 | if(current_mode == mode){ |
|
518 | 518 | return; |
|
519 | 519 | } |
|
520 | 520 | CodeMirror.autoLoadMode(this.code_mirror, mode); |
|
521 | 521 | // create on the fly a mode that swhitch between |
|
522 | 522 | // plain/text and smth else otherwise `%%` is |
|
523 | 523 | // source of some highlight issues. |
|
524 | 524 | // we use patchedGetMode to circumvent a bug in CM |
|
525 | 525 | CodeMirror.defineMode(mmode , function(config) { |
|
526 | 526 | return CodeMirror.multiplexingMode( |
|
527 | 527 | CodeMirror.patchedGetMode(config, 'text/plain'), |
|
528 | 528 | // always set someting on close |
|
529 | 529 | {open: open, close: close, |
|
530 | 530 | mode: CodeMirror.patchedGetMode(config, mode), |
|
531 | 531 | delimStyle: "delimit" |
|
532 | 532 | } |
|
533 | 533 | ); |
|
534 | 534 | }); |
|
535 | 535 | this.code_mirror.setOption('mode', mmode); |
|
536 | 536 | return; |
|
537 | 537 | } |
|
538 | 538 | } |
|
539 | 539 | } |
|
540 | 540 | // fallback on default |
|
541 | 541 | var default_mode; |
|
542 | 542 | try { |
|
543 | 543 | default_mode = this._options.cm_config.mode; |
|
544 | 544 | } catch(e) { |
|
545 | 545 | default_mode = 'text/plain'; |
|
546 | 546 | } |
|
547 | 547 | if( current_mode === default_mode){ |
|
548 | 548 | return; |
|
549 | 549 | } |
|
550 | 550 | this.code_mirror.setOption('mode', default_mode); |
|
551 | 551 | }; |
|
552 | 552 | |
|
553 | 553 | // Backwards compatibility. |
|
554 | 554 | IPython.Cell = Cell; |
|
555 | 555 | |
|
556 | 556 | return {'Cell': Cell}; |
|
557 | 557 | }); |
@@ -1,44 +1,44 b'' | |||
|
1 | 1 | // IPython GFM (GitHub Flavored Markdown) mode is just a slightly altered GFM |
|
2 | 2 | // Mode with support for latex. |
|
3 | 3 | // |
|
4 | 4 | // Latex support was supported by Codemirror GFM as of |
|
5 |
// https://github.com/ |
|
|
5 | // https://github.com/codemirror/CodeMirror/pull/567 | |
|
6 | 6 | // But was later removed in |
|
7 |
// https://github.com/ |
|
|
7 | // https://github.com/codemirror/CodeMirror/commit/d9c9f1b1ffe984aee41307f3e927f80d1f23590c | |
|
8 | 8 | |
|
9 | 9 | CodeMirror.requireMode('gfm', function(){ |
|
10 | 10 | CodeMirror.requireMode('stex', function(){ |
|
11 | 11 | CodeMirror.defineMode("ipythongfm", function(config, parserConfig) { |
|
12 | 12 | |
|
13 | 13 | var gfm_mode = CodeMirror.getMode(config, "gfm"); |
|
14 | 14 | var tex_mode = CodeMirror.getMode(config, "stex"); |
|
15 | 15 | |
|
16 | 16 | return CodeMirror.multiplexingMode( |
|
17 | 17 | gfm_mode, |
|
18 | 18 | { |
|
19 | 19 | open: "$", close: "$", |
|
20 | 20 | mode: tex_mode, |
|
21 | 21 | delimStyle: "delimit" |
|
22 | 22 | }, |
|
23 | 23 | { |
|
24 | 24 | open: "$$", close: "$$", |
|
25 | 25 | mode: tex_mode, |
|
26 | 26 | delimStyle: "delimit" |
|
27 | 27 | }, |
|
28 | 28 | { |
|
29 | 29 | open: "\\(", close: "\\)", |
|
30 | 30 | mode: tex_mode, |
|
31 | 31 | delimStyle: "delimit" |
|
32 | 32 | }, |
|
33 | 33 | { |
|
34 | 34 | open: "\\[", close: "\\]", |
|
35 | 35 | mode: tex_mode, |
|
36 | 36 | delimStyle: "delimit" |
|
37 | 37 | } |
|
38 | 38 | // .. more multiplexed styles can follow here |
|
39 | 39 | ); |
|
40 | 40 | }, 'gfm'); |
|
41 | 41 | |
|
42 | 42 | CodeMirror.defineMIME("text/x-ipythongfm", "ipythongfm"); |
|
43 | 43 | }); |
|
44 | 44 | }); |
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