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Merge pull request #2906 from Carreau/mkypatch-cm

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Unpatch/Monkey patch CM
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Bussonnier Matthias 2013-02-13 13:00:45 -08:00
commit 0c5c5b9c83
1 changed files with 26 additions and 0 deletions
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26
IPython/frontend/html/notebook/static/js/codecell.js
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@ -15,6 +15,32 @@
* @submodule CodeCell
*/
/* local util for codemirror */
var posEq = function(a, b) {return a.line == b.line && a.ch == b.ch;}
/**
*
* function to delete until previous non blanking space character
* or first multiple of 4 tabstop.
* @private
*/
CodeMirror.commands.delSpaceToPrevTabStop = function(cm){
var from = cm.getCursor(true), to = cm.getCursor(false), sel = !posEq(from, to);
if (!posEq(from, to)) {cm.replaceRange("", from, to); return}
var cur = cm.getCursor(), line = cm.getLine(cur.line);
var tabsize = cm.getOption('tabSize');
var chToPrevTabStop = cur.ch-(Math.ceil(cur.ch/tabsize)-1)*tabsize;
var from = {ch:cur.ch-chToPrevTabStop,line:cur.line}
var select = cm.getRange(from,cur)
if( select.match(/^\ +$/) != null){
cm.replaceRange("",from,cur)
} else {
cm.deleteH(-1,"char")
}
};
var IPython = (function (IPython) {
"use strict";