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1 | 1 | //---------------------------------------------------------------------------- |
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2 | 2 | // Copyright (C) 2008-2011 The IPython Development Team |
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3 | 3 | // |
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4 | 4 | // Distributed under the terms of the BSD License. The full license is in |
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5 | 5 | // the file COPYING, distributed as part of this software. |
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6 | 6 | //---------------------------------------------------------------------------- |
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7 | 7 | |
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8 | 8 | //============================================================================ |
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9 | 9 | // Tooltip |
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10 | 10 | //============================================================================ |
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11 | 11 | // |
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12 | 12 | // you can set the autocall time by setting `IPython.tooltip.time_before_tooltip` in ms |
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13 | 13 | // |
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14 | 14 | // you can configure the differents action of pressing tab several times in a row by |
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15 | 15 | // setting/appending different fonction in the array |
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16 | 16 | // IPython.tooltip.tabs_functions |
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17 | 17 | // |
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18 | 18 | // eg : |
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19 | 19 | // IPython.tooltip.tabs_functions[4] = function(){console.log('this is the action of the 4th tab pressing')} |
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20 | 20 | // |
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21 | 21 | |
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22 | 22 | var IPython = (function (IPython) { |
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23 | 23 | "use strict"; |
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24 | 24 | |
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25 | 25 | var utils = IPython.utils; |
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26 | 26 | |
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27 | 27 | // tooltip constructor |
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28 | 28 | var Tooltip = function () { |
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29 | 29 | var that = this; |
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30 | 30 | this.time_before_tooltip = 1200; |
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31 | 31 | |
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32 | 32 | // handle to html |
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33 | 33 | this.tooltip = $('#tooltip'); |
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34 | 34 | this._hidden = true; |
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35 | 35 | |
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36 | 36 | // variable for consecutive call |
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37 | 37 | this._old_cell = null ; |
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38 | 38 | this._old_request = null ; |
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39 | 39 | this._consecutive_counter = 0; |
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40 | 40 | |
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41 | 41 | // 'sticky ?' |
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42 | 42 | this._sticky = false; |
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43 | 43 | |
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44 | 44 | // contain the button in the upper right corner |
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45 | 45 | this.buttons = $('<div/>') |
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46 | 46 | .addClass('tooltipbuttons'); |
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47 | 47 | |
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48 | 48 | // will contain the docstring |
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49 | 49 | this.text = $('<div/>') |
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50 | 50 | .addClass('tooltiptext') |
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51 | 51 | .addClass('smalltooltip'); |
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52 | 52 | |
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53 | 53 | // build the buttons menu on the upper right |
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54 | 54 | |
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55 | 55 | // expand the tooltip to see more |
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56 | 56 | var expandlink=$('<a/>').attr('href',"#") |
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57 | 57 | .addClass("ui-corner-all") //rounded corner |
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58 | 58 | .attr('role',"button") |
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59 | 59 | .attr('id','expanbutton') |
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60 | 60 | .attr('title','Grow the tooltip vertically (press tab 2 times)') |
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61 | 61 | .click(function(){that.expand()}) |
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62 | 62 | .append( |
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63 | 63 | $('<span/>').text('Expand') |
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64 | 64 | .addClass('ui-icon') |
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65 | 65 | .addClass('ui-icon-plus') |
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66 | 66 | ); |
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67 | 67 | |
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68 | 68 | // open in pager |
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69 | 69 | var morelink=$('<a/>').attr('href',"#") |
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70 | 70 | .attr('role',"button") |
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71 | 71 | .addClass('ui-button') |
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72 | 72 | .attr('title','show the current docstring in pager (press tab 4 times)'); |
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73 | 73 | var morespan=$('<span/>').text('Open in Pager') |
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74 | 74 | .addClass('ui-icon') |
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75 | 75 | .addClass('ui-icon-arrowstop-l-n'); |
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76 | 76 | morelink.append(morespan); |
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77 | 77 | morelink.click(function(){ |
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78 | 78 | that.showInPager(); |
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79 | 79 | }); |
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80 | 80 | |
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81 | 81 | // close the tooltip |
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82 | 82 | var closelink=$('<a/>').attr('href',"#") |
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83 | 83 | .attr('role',"button") |
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84 | 84 | .addClass('ui-button'); |
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85 | 85 | var closespan=$('<span/>').text('Close') |
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86 | 86 | .addClass('ui-icon') |
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87 | 87 | .addClass('ui-icon-close'); |
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88 | 88 | closelink.append(closespan); |
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89 | 89 | closelink.click(function(){ |
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90 | 90 | that.remove_and_cancel_tooltip(true); |
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91 | 91 | }); |
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92 | 92 | |
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93 | 93 | this._clocklink=$('<a/>').attr('href',"#"); |
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94 | 94 | this._clocklink.attr('role',"button"); |
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95 | 95 | this._clocklink.addClass('ui-button'); |
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96 | 96 | this._clocklink.attr('title','Tootip is not dismissed while typing for 10 seconds'); |
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97 | 97 | var clockspan=$('<span/>').text('Close'); |
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98 | 98 | clockspan.addClass('ui-icon'); |
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99 | 99 | clockspan.addClass('ui-icon-clock'); |
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100 | 100 | this._clocklink.append(clockspan); |
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101 | 101 | this._clocklink.click(function(){ |
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102 | 102 | that.cancel_stick(); |
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103 | 103 | }); |
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104 | 104 | |
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105 | 105 | |
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106 | 106 | |
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107 | 107 | |
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108 | 108 | //construct the tooltip |
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109 | 109 | // add in the reverse order you want them to appear |
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110 | 110 | this.buttons.append(closelink); |
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111 | 111 | this.buttons.append(expandlink); |
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112 | 112 | this.buttons.append(morelink); |
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113 | 113 | this.buttons.append(this._clocklink); |
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114 | 114 | this._clocklink.hide(); |
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115 | 115 | |
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116 | 116 | |
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117 | 117 | // we need a phony element to make the small arrow |
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118 | 118 | // of the tooltip in css |
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119 | 119 | // we will move the arrow later |
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120 | 120 | this.arrow = $('<div/>').addClass('pretooltiparrow'); |
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121 | 121 | this.tooltip.append(this.buttons); |
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122 | 122 | this.tooltip.append(this.arrow); |
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123 | 123 | this.tooltip.append(this.text); |
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124 | 124 | |
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125 | 125 | // function that will be called if you press tab 1, 2, 3... times in a row |
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126 | 126 | this.tabs_functions = [ function(cell,text){ |
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127 | 127 | that._request_tooltip(cell,text); |
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128 | 128 | IPython.notification_widget.set_message('tab again to expand pager',2500); |
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129 | 129 | }, |
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130 | 130 | function(){ |
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131 | 131 | that.expand(); |
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132 | 132 | IPython.notification_widget.set_message('tab again to make pager sticky for 10s',2500); |
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133 | 133 | }, |
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134 | 134 | function(){ |
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135 | 135 | that.stick(); |
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136 | 136 | IPython.notification_widget.set_message('tab again to open help in pager',2500); |
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137 | 137 | }, |
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138 | 138 | function(cell){ |
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139 | 139 | that.cancel_stick(); |
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140 | 140 | that.showInPager(cell); |
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141 | 141 | that._cmfocus(); |
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142 | 142 | } |
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143 | 143 | ]; |
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144 | 144 | // call after all the tabs function above have bee call to clean their effects |
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145 | 145 | // if necessary |
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146 | 146 | this.reset_tabs_function = function(cell,text){ |
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147 | 147 | this._old_cell = (cell)? cell : null ; |
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148 | 148 | this._old_request = (text) ? text : null ; |
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149 | 149 | this._consecutive_counter = 0; |
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150 | 150 | } |
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151 | 151 | }; |
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152 | 152 | |
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153 | 153 | Tooltip.prototype.showInPager = function(cell) |
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154 | 154 | { |
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155 | 155 | // reexecute last call in pager by appending ? to show back in pager |
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156 | 156 | var that = this; |
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157 | 157 | var empty = function(){}; |
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158 | 158 | IPython.notebook.kernel.execute( |
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159 | 159 | that.name+'?', |
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160 | 160 | {'execute_reply':empty,'output':empty,'clear_output':empty,'cell':cell}, |
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161 | 161 | {'silent':false} |
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162 | 162 | ); |
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163 | 163 | this.remove_and_cancel_tooltip(); |
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164 | 164 | this._cmfocus(); |
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165 | 165 | } |
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166 | 166 | |
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167 | 167 | // grow the tooltip verticaly |
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168 | 168 | Tooltip.prototype.expand = function(){ |
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169 | 169 | this.text.removeClass('smalltooltip'); |
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170 | 170 | this.text.addClass('bigtooltip'); |
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171 | 171 | $('#expanbutton').hide('slow'); |
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172 | 172 | this._cmfocus(); |
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173 | 173 | } |
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174 | 174 | |
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175 | 175 | // deal with all the logic of hiding the tooltip |
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176 | 176 | // and reset it's status |
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177 | 177 | Tooltip.prototype.hide = function() |
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178 | 178 | { |
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179 | 179 | this.tooltip.addClass('hide'); |
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180 | 180 | $('#expanbutton').show('slow'); |
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181 | 181 | this.text.removeClass('bigtooltip'); |
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182 | 182 | this.text.addClass('smalltooltip'); |
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183 | 183 | // keep scroll top to be sure to always see the first line |
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184 | 184 | this.text.scrollTop(0); |
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185 | 185 | this._hidden = true; |
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186 | 186 | } |
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187 | 187 | |
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188 | 188 | Tooltip.prototype.remove_and_cancel_tooltip = function(force) { |
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189 | 189 | // note that we don't handle closing directly inside the calltip |
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190 | 190 | // as in the completer, because it is not focusable, so won't |
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191 | 191 | // get the event. |
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192 | 192 | if(this._sticky == false || force == true) |
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193 | 193 | { |
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194 | 194 | this.hide(); |
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195 | 195 | } |
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196 | 196 | this.cancel_pending(); |
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197 | 197 | this.reset_tabs_function(); |
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198 | 198 | } |
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199 | 199 | |
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200 | 200 | // cancel autocall done after '(' for example. |
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201 | 201 | Tooltip.prototype.cancel_pending = function(){ |
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202 | 202 | if (this._tooltip_timeout != null){ |
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203 | 203 | clearTimeout(this._tooltip_timeout); |
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204 | 204 | this._tooltip_timeout = null; |
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205 | 205 | } |
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206 | 206 | } |
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207 | 207 | |
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208 | 208 | // will trigger tooltip after timeout |
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209 | 209 | Tooltip.prototype.pending = function(cell) |
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210 | 210 | { |
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211 | 211 | var that = this; |
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212 | 212 | this._tooltip_timeout = setTimeout(function(){that.request(cell)} , that.time_before_tooltip); |
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213 | 213 | } |
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214 | 214 | |
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215 | 215 | Tooltip.prototype._request_tooltip = function(cell,func) |
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216 | 216 | { |
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217 | 217 | // use internally just to make the request to the kernel |
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218 | 218 | |
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219 | 219 | // Feel free to shorten this logic if you are better |
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220 | 220 | // than me in regEx |
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221 | 221 | // basicaly you shoul be able to get xxx.xxx.xxx from |
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222 | 222 | // something(range(10), kwarg=smth) ; xxx.xxx.xxx( firstarg, rand(234,23), kwarg1=2, |
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223 | 223 | // remove everything between matchin bracket (need to iterate) |
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224 | 224 | var matchBracket = /\([^\(\)]+\)/g; |
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225 | 225 | var endBracket = /\([^\(]*$/g; |
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226 | 226 | var oldfunc = func; |
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227 | 227 | |
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228 | 228 | func = func.replace(matchBracket,""); |
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229 | 229 | while( oldfunc != func ) |
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230 | 230 | { |
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231 | 231 | oldfunc = func; |
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232 | 232 | func = func.replace(matchBracket,""); |
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233 | 233 | } |
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234 | 234 | // remove everything after last open bracket |
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235 | 235 | func = func.replace(endBracket,""); |
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236 | 236 | |
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237 | 237 | var re = /[a-z_][0-9a-z._]+$/gi; // casse insensitive |
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238 | 238 | var callbacks = {'object_info_reply': $.proxy(this.show,this)} |
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239 | 239 | var msg_id = IPython.notebook.kernel.object_info_request(re.exec(func), callbacks); |
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240 | 240 | } |
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241 | 241 | |
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242 | 242 | // make an imediate completion request |
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243 | 243 | Tooltip.prototype.request = function(cell) |
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244 | 244 | { |
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245 | 245 | // request(codecell) |
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246 | 246 | // Deal with extracting the text from the cell and counting |
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247 | 247 | // call in a row |
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248 | 248 | |
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249 | 249 | this.cancel_pending(); |
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250 | 250 | var editor = cell.code_mirror; |
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251 | 251 | var cursor = editor.getCursor(); |
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252 | 252 | var text = editor.getRange({line:cursor.line,ch:0},cursor).trim(); |
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253 | 253 | |
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254 | 254 | // need a permanent handel to codemirror for future auto recall |
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255 | 255 | this.code_mirror = editor; |
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256 | 256 | |
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257 | 257 | // now we treat the different number of keypress |
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258 | 258 | // first if same cell, same text, increment counter by 1 |
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259 | 259 | if( this._old_cell == cell && this._old_request == text && this._hidden == false) |
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260 | 260 | { |
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261 | 261 | this._consecutive_counter++; |
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262 | 262 | } else { |
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263 | 263 | // else reset |
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264 | 264 | this.cancel_stick(); |
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265 | 265 | this.reset_tabs_function(cell,text); |
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266 | 266 | } |
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267 | 267 | |
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268 | 268 | // don't do anything if line beggin with '(' or is empty |
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269 | 269 | if (text === "" || text === "(" ) { |
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270 | 270 | return; |
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271 | 271 | } |
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272 | 272 | |
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273 | 273 | this.tabs_functions[this._consecutive_counter](cell,text); |
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274 | 274 | |
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275 | 275 | // then if we are at the end of list function, reset |
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276 | 276 | if (this._consecutive_counter == this.tabs_functions.length) |
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277 | 277 | this.reset_tabs_function(cell,text); |
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278 | 278 | |
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279 | 279 | return; |
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280 | 280 | } |
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281 | 281 | |
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282 | 282 | // cancel the option of having the tooltip to stick |
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283 | 283 | Tooltip.prototype.cancel_stick = function() |
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284 | 284 | { |
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285 | 285 | clearTimeout(this._stick_timeout); |
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286 | 286 | this._stick_timeout = null; |
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287 | 287 | this._clocklink.hide('slow'); |
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288 | 288 | this._sticky = false; |
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289 | 289 | } |
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290 | 290 | |
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291 | 291 | // put the tooltip in a sicky state for 10 seconds |
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292 | 292 | // it won't be removed by remove_and_cancell() unless you called with |
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293 | 293 | // the first parameter set to true. |
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294 | 294 | // remove_and_cancell_tooltip(true) |
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295 | Tooltip.prototype.stick = function() | |
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295 | Tooltip.prototype.stick = function(time) | |
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296 | 296 | { |
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297 | time = (time != undefined ) ? time:10; | |
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297 | 298 | var that = this; |
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298 | 299 | this._sticky = true; |
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299 | 300 | this._clocklink.show('slow'); |
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300 | 301 | this._stick_timeout = setTimeout( function(){ |
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301 | 302 | that._sticky = false; |
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302 | 303 | that._clocklink.hide('slow'); |
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303 |
}, |
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304 | }, time*1000 | |
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304 | 305 | ); |
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305 | 306 | } |
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306 | 307 | |
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307 | 308 | // should be called with the kernel reply to actually show the tooltip |
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308 | 309 | Tooltip.prototype.show = function(reply) |
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309 | 310 | { |
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310 | 311 | // move the bubble if it is not hidden |
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311 | 312 | // otherwise fade it |
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312 | 313 | this.name = reply.name; |
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313 | 314 | |
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314 | 315 | // do some math to have the tooltip arrow on more or less on left or right |
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315 | 316 | // width of the editor |
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316 | 317 | var w = $(this.code_mirror.getScrollerElement()).width(); |
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317 | 318 | // ofset of the editor |
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318 | 319 | var o = $(this.code_mirror.getScrollerElement()).offset(); |
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319 | 320 | var pos = this.code_mirror.cursorCoords(); |
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320 | 321 | var xinit = pos.x; |
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321 | 322 | var xinter = o.left + (xinit-o.left)/w*(w-450); |
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322 | 323 | var posarrowleft = xinit - xinter; |
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323 | 324 | |
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324 | 325 | |
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325 | 326 | if( this._hidden == false) |
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326 | 327 | { |
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327 | 328 | this.tooltip.animate({'left' : xinter-30+'px','top' :(pos.yBot+10)+'px'}); |
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328 | 329 | } else |
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329 | 330 | { |
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330 | 331 | this.tooltip.css({'left' : xinter-30+'px'}); |
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331 | 332 | this.tooltip.css({'top' :(pos.yBot+10)+'px'}); |
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332 | 333 | } |
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333 | 334 | this.arrow.animate({'left' : posarrowleft+'px'}); |
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334 | 335 | this.tooltip.removeClass('hidden') |
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335 | 336 | this.tooltip.removeClass('hide'); |
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336 | 337 | this._hidden = false; |
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337 | 338 | |
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338 | 339 | // build docstring |
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339 | 340 | var defstring = reply.call_def; |
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340 | 341 | if (defstring == null) { defstring = reply.init_definition; } |
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341 | 342 | if (defstring == null) { defstring = reply.definition; } |
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342 | 343 | |
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343 | 344 | var docstring = reply.call_docstring; |
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344 | 345 | if (docstring == null) { docstring = reply.init_docstring; } |
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345 | 346 | if (docstring == null) { docstring = reply.docstring; } |
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346 | 347 | if (docstring == null) { docstring = "<empty docstring>"; } |
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347 | 348 | |
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348 | 349 | this.text.children().remove(); |
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349 | 350 | |
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350 | 351 | var pre=$('<pre/>').html(utils.fixConsole(docstring)); |
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351 | 352 | if(defstring){ |
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352 | 353 | var defstring_html = $('<pre/>').html(utils.fixConsole(defstring)); |
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353 | 354 | this.text.append(defstring_html); |
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354 | 355 | } |
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355 | 356 | this.text.append(pre); |
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356 | 357 | // keep scroll top to be sure to always see the first line |
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357 | 358 | this.text.scrollTop(0); |
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358 | 359 | } |
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359 | 360 | |
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360 | 361 | // convenient funciton to have the correct codemirror back into focus |
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361 | 362 | Tooltip.prototype._cmfocus = function() |
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362 | 363 | { |
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363 | 364 | var cm = this.code_mirror; |
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364 | 365 | setTimeout(function(){cm.focus();}, 50); |
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365 | 366 | } |
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366 | 367 | |
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367 | 368 | IPython.Tooltip = Tooltip; |
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368 | 369 | |
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369 | 370 | return IPython; |
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370 | 371 | |
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371 | 372 | }(IPython)); |
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