feat(md-tabs): add fixed tab mode

src/tabs/tabs.js

@@ -1,4 +1,4 @@
-import { customAttribute } from 'aurelia-templating';
+import { bindable, customAttribute } from 'aurelia-templating';
 import { inject } from 'aurelia-dependency-injection';
 import { TaskQueue } from 'aurelia-task-queue';
 import { fireMaterializeEvent } from '../common/events';
@@ -7,6 +7,8 @@ import { AttributeManager } from '../common/attributeManager';
 @customAttribute('md-tabs')
 @inject(Element, TaskQueue)
 export class MdTabs {
+  @bindable() fixed = false;
+
   constructor(element, taskQueue) {
     this.element = element;
     this.taskQueue = taskQueue;
@@ -49,6 +51,14 @@ export class MdTabs {
     });
   }
 
+  fixedChanged(newValue) {
+    if (newValue) {
+      this.attributeManager.addClasses('tabs-fixed-width');
+    } else {
+      this.attributeManager.addClasses('tabs-fixed-width');
+    }
+  }
+
   fireTabSelectedEvent(e) {
     // fix Materialize tab indicator (see: https://github.com/Dogfalo/materialize/pull/2809)
     // happens only when the indicator animation is finished