added afterTabChange functionality

src/components/FormWizard.vue

@@ -280,6 +280,7 @@
               this.beforeTabChange(this.activeTabIndex, cb)
             } else {
               this.changeTab(this.activeTabIndex, index)
+              this.afterTabChange(this.activeTabIndex)
             }
           }
           if (validate) {
@@ -295,6 +296,7 @@
         let cb = () => {
           if (this.activeTabIndex < this.tabCount - 1) {
             this.changeTab(this.activeTabIndex, this.activeTabIndex + 1)
+            this.afterTabChange(this.activeTabIndex)
           } else {
             this.$emit('on-complete')
           }
@@ -377,6 +379,16 @@
           callback()
         }
       },
+      afterTabChange (index) {
+        console.log('aftertabchange')
+        if (this.loading) {
+          return
+        }
+        let newTab = this.tabs[index]
+        if (newTab && newTab.afterTabChange !== undefined) {
+          newTab.afterTabChange()
+        }
+      },
       changeTab (oldIndex, newIndex, emitChangeEvent = true) {
         let oldTab = this.tabs[oldIndex]
         let newTab = this.tabs[newIndex]

src/components/TabContent.vue

@@ -29,6 +29,13 @@
        */
       beforeChange: {
         type: Function
+      },
+       /***
+       * Function to execute after tab switch. Return void for now.
+       * Safe to assume necessary validation has already occured
+       */
+      afterChange: {
+        type: Function
       },
       route: {
         type: [String, Object]