from gitlab

common/resources/node_modules/patternfly/dist/js/patternfly-functions-count-chars.js

@@ -0,0 +1,59 @@
+// Count and Display Remaining Characters
+(function ($) {
+
+  'use strict';
+
+  $.fn.countRemainingChars = function (options) {
+
+    var settings = $.extend({
+        // These are the defaults.
+        charsMaxLimit: 100,
+        charsWarnRemaining: 5,
+        blockInputAtMaxLimit: false
+      }, options),
+      $taFld = this,
+      $countFld = $('#'  + settings.countFld).text(settings.charsMaxLimit),
+      charsRemainingFn = function (charsLength) {
+        var charsRemaining = settings.charsMaxLimit - charsLength;
+        $countFld.text(charsRemaining);
+        $countFld.toggleClass('chars-warn-remaining-pf', charsRemaining <= settings.charsWarnRemaining);
+        if (charsRemaining < 0) {
+          $taFld.trigger("overCharsMaxLimitEvent", $taFld.attr('id'));
+        } else {
+          $taFld.trigger("underCharsMaxLimitEvent", $taFld.attr('id'));
+        }
+      };
+
+    this.on('paste', function (event) {
+      setTimeout(function () {
+        var charsLength = $taFld.val().length, maxTxt;
+
+        if (settings.blockInputAtMaxLimit && charsLength > settings.charsMaxLimit) {
+          maxTxt = $taFld.val();
+          maxTxt = maxTxt.substring(0, settings.charsMaxLimit);
+          $taFld.val(maxTxt);
+          charsLength = $taFld.val().length;
+        }
+
+        charsRemainingFn(charsLength);
+      }, 100);
+    });
+
+    this.keyup(function (event) {
+      charsRemainingFn($taFld.val().length);
+    });
+
+    this.keydown(function (event) {
+      var charsLength = $taFld.val().length;
+
+      if (settings.blockInputAtMaxLimit && charsLength >= settings.charsMaxLimit) {
+        // Except backspace
+        if (event.keyCode !== 8) {
+          event.preventDefault();
+        }
+      }
+    });
+
+    return this;
+  };
+}(jQuery));