Added loading screen

app/src/main/assets/web/css/style.css

@@ -128,6 +128,7 @@ html, body {
   font-size: 1.05em;
 }
 
+/* Splash screen */
 .splash {
     width: 100vw;
     height: 100vh;
@@ -140,3 +141,124 @@ html, body {
     font-size: 1.2em;
     z-index: 1000;
 }
+
+.splash .icon {
+    width: 150px;
+    height: 150px;
+    display: flex;
+    margin-bottom: .5em;
+}
+
+.splash .icon img {
+    width: 100%;
+    height: 100%;
+}
+
+/* Fade in/out animations */
+.fade-in {
+   animation-duration: 0.5s;
+   -webkit-animation-duration: 0.5s;
+   animation-fill-mode: both;
+   animation-name: fadeIn;
+   -webkit-animation-name: fadeIn;
+}
+
+.fade-out {
+   animation-duration: 0.5s;
+   -webkit-animation-duration: 0.5s;
+   animation-fill-mode: both;
+   animation-name: fadeOut;
+   -webkit-animation-name: fadeOut;
+}
+
+@keyframes fadeIn {
+   0% {opacity: 0;}
+   100% {opacity: 1;}
+}
+
+@keyframes fadeOut {
+   0% {opacity: 1;}
+   100% {
+      opacity: 0;
+      display: none;
+   }
+}
+
+/* Loading animation */
+.loading {
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  font-size: 3em;
+  position: absolute;
+  top: 0;
+  left: 0;
+  width: 100vw;
+  height: 100vh;
+  background: #909090;
+  opacity: 0.5;
+}
+
+.icon {
+  display: inline-block;
+  position: relative;
+  width: 80px;
+  height: 80px;
+}
+
+.icon div {
+  position: absolute;
+  top: 33px;
+  width: 13px;
+  height: 13px;
+  border-radius: 50%;
+  background: #fff;
+  animation-timing-function: cubic-bezier(0, 1, 1, 0);
+}
+
+.icon div:nth-child(1) {
+  left: 8px;
+  animation: lds-ellipsis1 0.6s infinite;
+}
+
+.icon div:nth-child(2) {
+  left: 8px;
+  animation: lds-ellipsis2 0.6s infinite;
+}
+
+.icon div:nth-child(3) {
+  left: 32px;
+  animation: lds-ellipsis2 0.6s infinite;
+}
+
+.icon div:nth-child(4) {
+  left: 56px;
+  animation: lds-ellipsis3 0.6s infinite;
+}
+
+@keyframes lds-ellipsis1 {
+  0% {
+    transform: scale(0);
+  }
+  100% {
+    transform: scale(1);
+  }
+}
+
+@keyframes lds-ellipsis3 {
+  0% {
+    transform: scale(1);
+  }
+  100% {
+    transform: scale(0);
+  }
+}
+
+@keyframes lds-ellipsis2 {
+  0% {
+    transform: translate(0, 0);
+  }
+  100% {
+    transform: translate(24px, 0);
+  }
+}

app/src/main/assets/web/index.html

@@ -11,17 +11,22 @@
 <div id="app">
     <div class="splash" v-if="splash">
         <div class="icon">
-            <img src="img/icon.png">
+            <img src="img/icon.png" alt="">
         </div>
         <div class="app-name">
             Platypush
         </div>
     </div>
 
+    <div class="loading" v-if="loading">
+        <div class="icon">
+            <div v-for="n in 4" :key="n"></div>
+        </div>
+    </div>
+
     <div class="services">
-        <div class="no-items" v-if="loading || !Object.keys(services).length">
-            <div class="loading" v-if="loading">Loading...</div>
-            <div class="empty" v-else>No Platypush web services found on the network</div>
+        <div class="no-items" v-if="!Object.keys(services).length">
+            <div class="empty">No Platypush web services found on the network</div>
         </div>
 
         <div class="service" v-for="(service, i) in services" :key="i" @click="onClick(service)">

app/src/main/assets/web/js/main.js

@@ -43,7 +43,7 @@ new Vue({
     },
 
     mounted: function() {
-        this.splashScreen(3000)
+        this.splashScreen(2500)
         app.startServicesPoll()
         window.setInterval(this.refresh, 500)
     }