fix(general): common disabled behavior for switch/slider/select.

Fixes #3797. Closes #4654.

Author: jelbourn

src/components/select/demoBasicUsage/index.html

@@ -2,18 +2,23 @@
   <div>
     <h1 class="md-title">Enter an address</h1>
     <div layout="row">
+
       <md-input-container>
         <label>Street Name</label>
-        <input type="text"/>
+        <input>
       </md-input-container>
+
       <md-input-container>
         <label>City</label>
-        <input type="text"/>
+        <input>
       </md-input-container>
+
       <md-input-container>
         <label>State</label>
         <md-select ng-model="ctrl.userState">
-          <md-option ng-repeat="state in ctrl.states" value="{{state.abbrev}}">{{state.abbrev}}</md-option>
+          <md-option ng-repeat="state in ctrl.states" value="{{state.abbrev}}">
+            {{state.abbrev}}
+          </md-option>
         </md-select>
       </md-input-container>
     </div>

src/components/select/select.js

@@ -70,7 +70,7 @@ angular.module('material.components.select', [
  *   </md-input-container>
  * </hljs>
  */
-function SelectDirective($mdSelect, $mdUtil, $mdTheming, $mdAria, $rootElement, $compile, $parse) {
+function SelectDirective($mdSelect, $mdUtil, $mdTheming, $mdAria, $compile, $parse) {
   return {
     restrict: 'E',
     require: ['^?mdInputContainer', 'mdSelect', 'ngModel', '?^form'],
@@ -281,7 +281,7 @@ function SelectDirective($mdSelect, $mdUtil, $mdTheming, $mdAria, $rootElement,
       });
 
       attr.$observe('disabled', function(disabled) {
-        if (typeof disabled == "string") {
+        if (angular.isString(disabled)) {
           disabled = true;
         }
         // Prevent click event being registered twice

src/components/slider/slider.js

@@ -98,10 +98,13 @@ function SliderDirective($$rAF, $window, $mdAria, $mdUtil, $mdConstant, $mdThemi
       $viewChangeListeners: []
     };
 
-    var isDisabledParsed = attr.ngDisabled && $parse(attr.ngDisabled);
-    var isDisabledGetter = isDisabledParsed ?
-      function() { return isDisabledParsed(scope.$parent); } :
-      angular.noop;
+    var isDisabledGetter = angular.noop;
+    if (attr.disabled != null) {
+      isDisabledGetter = function() { return true; };
+    } else if (attr.ngDisabled) {
+      isDisabledGetter = angular.bind(null, $parse(attr.ngDisabled), scope.$parent);
+    }
+
     var thumb = angular.element(element[0].querySelector('.md-thumb'));
     var thumbText = angular.element(element[0].querySelector('.md-thumb-text'));
     var thumbContainer = thumb.parent();
@@ -139,7 +142,7 @@ function SliderDirective($$rAF, $window, $mdAria, $mdUtil, $mdConstant, $mdThemi
       ngModelRender();
       redrawTicks();
     }
-    setTimeout(updateAll);
+    setTimeout(updateAll, 0);
 
     var debouncedUpdateAll = $$rAF.throttle(updateAll);
     angular.element($window).on('resize', debouncedUpdateAll);
@@ -306,7 +309,7 @@ function SliderDirective($$rAF, $window, $mdAria, $mdUtil, $mdConstant, $mdThemi
     function onPressDown(ev) {
       if (isDisabledGetter()) return;
 
-      element.addClass('active');
+      element.addClass('md-active');
       element[0].focus();
       refreshSliderDimensions();
 
@@ -320,7 +323,7 @@ function SliderDirective($$rAF, $window, $mdAria, $mdUtil, $mdConstant, $mdThemi
     function onPressUp(ev) {
       if (isDisabledGetter()) return;
 
-      element.removeClass('dragging active');
+      element.removeClass('md-dragging md-active');
 
       var exactVal = percentToValue( positionToPercent( ev.pointer.x ));
       var closestVal = minMaxValidator( stepValidator(exactVal) );
@@ -334,7 +337,7 @@ function SliderDirective($$rAF, $window, $mdAria, $mdUtil, $mdConstant, $mdThemi
       isDragging = true;
       ev.stopPropagation();
 
-      element.addClass('dragging');
+      element.addClass('md-dragging');
       setSliderFromEvent(ev);
     }
     function onDrag(ev) {

src/components/slider/slider.scss

@@ -214,7 +214,7 @@ md-slider {
   }
 
   /* Don't animate left/right while panning */
-  &.dragging {
+  &.md-dragging {
     .md-thumb-container,
     .md-track-fill {
       transition: none;
@@ -236,7 +236,7 @@ md-slider {
       }
 
       &:focus,
-      &.active {
+      &.md-active {
         .md-focus-thumb {
           display: block;
         }
@@ -259,7 +259,7 @@ md-slider {
 
     &:not([disabled]) {
       &:focus,
-      &.active {
+      &.md-active {
         .md-sign,
         .md-sign:after {
           opacity: 1;