Update v1.0.6

public/filemanager/scripts/CodeMirror/addon/display/rulers.js

@@ -0,0 +1,54 @@
+(function(mod) {
+  if (typeof exports == "object" && typeof module == "object") // CommonJS
+    mod(require("../../lib/codemirror"));
+  else if (typeof define == "function" && define.amd) // AMD
+    define(["../../lib/codemirror"], mod);
+  else // Plain browser env
+    mod(CodeMirror);
+})(function(CodeMirror) {
+  "use strict";
+
+  CodeMirror.defineOption("rulers", false, function(cm, val, old) {
+    if (old && old != CodeMirror.Init) {
+      clearRulers(cm);
+      cm.off("refresh", refreshRulers);
+    }
+    if (val && val.length) {
+      setRulers(cm);
+      cm.on("refresh", refreshRulers);
+    }
+  });
+
+  function clearRulers(cm) {
+    for (var i = cm.display.lineSpace.childNodes.length - 1; i >= 0; i--) {
+      var node = cm.display.lineSpace.childNodes[i];
+      if (/(^|\s)CodeMirror-ruler($|\s)/.test(node.className))
+        node.parentNode.removeChild(node);
+    }
+  }
+
+  function setRulers(cm) {
+    var val = cm.getOption("rulers");
+    var cw = cm.defaultCharWidth();
+    var left = cm.charCoords(CodeMirror.Pos(cm.firstLine(), 0), "div").left;
+    var bot = -cm.display.scroller.offsetHeight;
+    for (var i = 0; i < val.length; i++) {
+      var elt = document.createElement("div");
+      var col, cls = null;
+      if (typeof val[i] == "number") {
+        col = val[i];
+      } else {
+        col = val[i].column;
+        cls = val[i].className;
+      }
+      elt.className = "CodeMirror-ruler" + (cls ? " " + cls : "");
+      elt.style.cssText = "left: " + (left + col * cw) + "px; top: -50px; bottom: " + bot + "px";
+      cm.display.lineSpace.insertBefore(elt, cm.display.cursorDiv);
+    }
+  }
+
+  function refreshRulers(cm) {
+    clearRulers(cm);
+    setRulers(cm);
+  }
+});