grease.nicescroll

NO LONGER MAINTAINED

You will need to install an extension such as Tampermonkey, Greasemonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

You will need to install a user script manager extension to install this script.

(I already have a user script manager, let me install it!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name           grease.nicescroll
// @namespace      nicescroll
// @description    NO LONGER MAINTAINED
// @version        1.96.1
// @include        *
// @license        MIT
// ==/UserScript==

(function(){

    function main() {
      var win = window;
      var nice = false;
      var j = false;

      var head = document.getElementsByTagName('head')[0]||document.documentElement;

      var href = window.location.href;
      
      var isfacebook = /\.facebook\.com(\/|$)/.test(href);
      var fbPlug = /\.facebook\.com\/plugins(\/|$)/.test(href);
      var isgoogle = /\.google\./.test(href);
      var isgithub = /(\/|\.)github.com(\/|$)/.test(href);
      var istwitter = /(\/|\.)twitter.com(\/|$)/.test(href);
      
      var lastcheck = false;
      
      function checkPage() {
        if(!nice) return true;
        var pg = nice.getContentSize();
        if (lastcheck) {
          if ((lastcheck.h!=pg.h)||(lastcheck.w!=pg.w)) nice.resize();
        }
        lastcheck = pg;
        setTimeout(checkPage,2000);
      };
      
      function loadScript(src,fn) {
        var sc = document.createElement('script');
        sc.src = src;
        sc.type = 'text/javascript';
        if (fn) sc.addEventListener("load",fn,true);
        head.appendChild(sc);        
      };      
      
      function waitFor(chk,fn,delay) {
        var ret = chk();
        delay = delay||false;
        if (!delay&&ret) {
          fn.call(ret);
        } else {
          setTimeout(function(){waitFor(chk,fn)},delay||50);
        }
      };
      
      function getScrollable() {
        var hasbody = j('body').css('overflow-y')||j('body').css('overflow')||false;
        return j((hasbody&&/scroll|auto/i.test(hasbody)) ? 'body' : 'html');
      };
      
      function allScrollables() {
        var lst = [];
        j('div').each(function(){
          var a = j(this);
          if (/scroll|auto/.test(a.css('overflowY'))) lst.push(a);
        });
        return lst;
      };
      
      function attachEvent(el,ev,targ,fn) {
        if (el.on) {  // 1.7+
          el.on(ev,targ,fn);
        }
        else if (el.delegate) {  // pre 1.7
          el.delegate(targ,ev,fn);
        }
        else {
          console.info('no event support');
        }
      };
      
      function loadNS() {    
        j = win.jQuery;    
        if (typeof j.fn.niceScroll == "undefined") {
        
          loadScript(
            'http://areaaperta.com/nicescroll/js/jquery.nicescroll.min.js',
            function() {
              var scroll = getScrollable();
              j('textarea').css('overflow-y','auto');
            
              if (isfacebook != fbPlug) {
                j('div.fbChatSidebar').css('margin-right','10px');
                nice = j('html').niceScroll({'cursorcolor':'#555555','cursoropacitymax':0.6,'cursorminheight':40}); // facebook style!
                j('body').css('overflowY','hidden');
                
                j('#fbNotificationsFlyout').this.niceScroll().hide();
                (j(".plugin")||j(".transparent_widget")).this.niceScroll().hide();

                var fbscrollable = function(tm) {
                  setTimeout(function(){
                    waitFor(
                      function() {                      
                        var me = j('div.scrollable');
                        return (me.length) ? me : false;
                      },
                      function() {
                          var nn = this.niceScroll({cursorcolor:'#6D84B4'});
                          this.mouseenter(function(){                          
                            nn.resize().show();
                          });
                          this.mouseleave(function(){                          
                            nn.hide();
                          });
                      }
                    );
                  },tm||0);
                };
                
                j("#fbDockChat").click(function(){fbscrollable(500);});
                
                attachEvent(j('div.fbNubFlyoutBodyContent'),'mouseup','li.item',function(){fbscrollable(1000);});
                
                fbscrollable(0);
                
              }                
              else if (istwitter) {                
                nice = scroll.niceScroll({cursorcolor:'#0084B4',railoffset:{left:-2}});
              }
              else if (isgoogle) {
                nice = scroll.niceScroll();
                if (/\/plus\./.test(href)) {
/*                
                  setTimeout(function(){
                    allScrollables().map(function(d){
                      var c = d.children();
                      j('iframe#js').contents().find('body').css('margin-right','8px');
                      d.niceScroll(c,{hwacceleration:false});
                    });                  
                  },600);                  
                } else if (/\/mail\./.test(href)) {
                  nice.hide();
                  waitFor(
                    function() {
                      var me = j("#canvas_frame").contents().find('div.aeJ');  //messages
                      return (me.length) ? me : false;
                    },
                    function() {
                      this.css('margin-right','14px');
                      this.niceScroll({cursorcolor:'#999999'});
                    }
                  );
                  waitFor(
                    function() {
                      var me = j("#canvas_frame").contents().find('div.akc');  // left chat
                      return (me.length) ? me : false;
                    },
                    function() {
                      var nn = this.niceScroll({cursorcolor:'#999999'});
                      this.mouseenter(function(){
                        nn.resize();
                      });
                    }
                  );
                  waitFor(
                    function() {
                      var me = j("#canvas_frame").contents().find('div.akj');  //chat labs version
                      return (me.length) ? me : false;
                    },
                    function() {
                      var nn = this.niceScroll({cursorcolor:'#999999',railoffset:{left:-10}});
                      this.mouseenter(function(){
                        nn.resize();
                      });
                    }
                  );
                }
                else if (/\/calendar\//.test(href)) {
                  waitFor(
                    function() {
                      var me = j("#scrolltimedeventswk");
                      return (me.length) ? me : false;
                    },
                    function() {
                      this.niceScroll();
                    }
                  );
                  waitFor(
                    function() {
                      var me = j("#gridcontainer");
                      return (me.length) ? me : false;
                    },
                    function() {
                      this.niceScroll();
                    }
                  );
*/                  
                } else {
                  j('input[name="q"]').keyup(function(){
                    setTimeout(function(){nice.resize();},1000);
                  });
                }
              }
              else if (j('body[data-twttr-rendered="true"]')) {
                nice = scroll.niceScroll();
              }
              else  {
                nice = scroll.niceScroll();
              }
              checkPage();
            }
          );
          
        }
      };
      
      var jq = false;  
      var oldjq = false;
      
      if (istwitter) {
        waitFor(
          function() {
            return (typeof win.jQuery!="undefined");
          },
          function() {
            checkLib();
          }
        );
      } else {
        checkLib();
      };
   
      function checkLib() {

        jq = (typeof win.jQuery == 'undefined') ? false : win.jQuery;  
        oldjq = win.$||false;
      
        if (!jq||!jq.cssHooks) {
          loadScript(
            'http://ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js',
            function() {
              win.jQuery.noConflict();
              if (oldjq) win.$ = oldjq;
              loadNS();
            }
          );          
        } else {
          loadNS();
        };
        
      } 
      
    };

    var script = document.createElement('script');
    script.appendChild(document.createTextNode('('+ main +')();'));
    (document.body || document.head || document.documentElement).appendChild(script);
  
})();