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Backspace navigation fix

Backspace navigation was removed from Chrome. Well let's fix it.

当前为 2016-06-18 提交的版本，查看 最新版本。

  1. // ==UserScript==
  2. // @version         1.0.0
  3. // @author        VeadarKin
  4. // @name Backspace navigation fix
  5. // @description Backspace navigation was removed from Chrome. Well let's fix it.
  6. // @include *
  7. // @icon http://i.imgur.com/opiNAGr.png
  8. // @namespace https://greasyfork.org/users/49201
  9. // ==/UserScript==
  10.  
  11. document.addEventListener('keydown', goMove);
  12. function goMove(e) {
  13.     var el = document.activeElement;
  14.     if
  15.         (
  16.             (el &&
  17.              (el.isContentEditable ||
  18.               el.localName == 'input' && el.type.match(/^(text|color|date*|email|month|number|password|range|search|tel|time|url|week)$/) ||
  19.               el.localName == 'textarea')
  20.             )
  21.         )
  22.         return;
  23.     {
  24.         if(e.keyCode == 8 && e.shiftKey)
  25.         {
  26.             window.history.forward();
  27.             return;
  28.         }
  29.         if(e.keyCode == 8)
  30.         {
  31.             window.history.back();
  32.             return;
  33.         }
  34.     }
  35. }