Merge branch 'feature/categories' into develop

css/style.css

@@ -3,21 +3,51 @@
 }
 
 html, body {
-  padding: 1Opx 10px;
+  padding: 0;
   margin: 0;
   font-family: 'Droid Sans', 'Ubuntu Sans', sans-serif;
   background: url('../img/background.png') no-repeat;
   background-size: contain;
   background-position: center;
   background-color: rgb(34, 107, 160);
-}
-
-body, ul.apps-list {
   width: 100%;
   height: 100%;
+  color: white;
+  overflow-x: hidden;
 }
 
-ul.apps-list {
+/* Launcher View */
+
+.launcher {
+  display: flex;
+  width: 100%;
+  height: 100%;
+  flex-direction: column;
+}
+
+.launcher .category-header {
+  padding: 40px 50px 0;
+  font-size: 50px;
+}
+
+.launcher .category-header a.goback {
+  text-decoration: none;
+  color: white;
+}
+
+.launcher .category-header a.goback:hover {
+  -webkit-animation: 500ms pulse-large infinite;
+}
+
+.launcher .category-header > .category-label {
+  float: right;
+}
+
+.launcher .category-header .goback {
+  font-weight: normal;
+}
+
+.launcher ul.apps-list {
   display: block;
   margin: 0;
   padding: 0;
@@ -28,10 +58,10 @@ ul.apps-list {
   justify-content: center;
   align-items: center;
   align-content: center;
+  flex-grow: 1;
 }
 
-li.app-item {
+.launcher li.app-item {
-  background-color: red;
   margin: 5px;
   border-radius: 5px;
   background-color: rgba(0,0,0,0.4);
@@ -43,9 +73,10 @@ li.app-item {
   transition: 150ms linear;
   position: relative;
   overflow: hidden;
+  min-width: 150px;
 }
 
-li.app-item::after {
+.launcher li.app-item::after {
   content: ' ';
   display: block;
   border-radius: 50%;
@@ -57,22 +88,24 @@ li.app-item::after {
   top: -75%;
 }
 
-li.app-item:hover {
+.launcher li.app-item:hover {
   background-color: rgba(0,0,0,0.6);
 }
 
-li.app-item > .app-icon {
+.launcher li.app-item > .app-icon {
   width: 70%;
   height: auto;
 }
 
-li.app-item > .app-label {
+.launcher li.app-item > .app-label {
   display: block;
   text-align: center;
   color: white;
 }
 
-li.app-item.loading {
+/* Animations */
+
+.pulse {
   -webkit-animation: 1s pulse infinite;
 }
 
@@ -81,3 +114,29 @@ li.app-item.loading {
   50% { transform: scale(1.1); }
   100% { transform: scale(1); }
 }
+
+@-webkit-keyframes pulse-large {
+  0% { transform: scale(1); }
+  50% { transform: scale(1.5); }
+  100% { transform: scale(1); }
+}
+
+@-webkit-keyframes slide-in-left {
+  0% { transform: translateX(-100%); }
+  100% { transform: translateX(0%); }
+}
+
+@-webkit-keyframes slide-in-right {
+  0% { transform: translateX(100%); }
+  100% { transform: translateX(0%); }
+}
+
+@-webkit-keyframes slide-out-left {
+  0% { transform: translateX(0%); }
+  100% { transform: translateX(-100%); }
+}
+
+@-webkit-keyframes slide-out-right {
+  0% { transform: translateX(0%); }
+  100% { transform: translateX(100%); }
+}

default-profile.json

@@ -1,9 +1,38 @@
 {
+  "items": [
+    {
+      "label": "Level 1",
+      "icon": "/usr/share/icons/Mint-X/apps/48/chromium-browser.png",
+      "items": [
+        {
+          "label": "Level 2-1",
+          "icon": "/usr/share/icons/Mint-X/apps/48/chromium-browser.png",
           "items": [
             {
               "label": "Chromium Browser",
-      "exec": "/usr/bin/chromium-browser",
+              "icon": "/usr/share/icons/Mint-X/apps/48/chromium-browser.png",
-      "icon": "/usr/share/icons/Mint-X/apps/48/chromium-browser.png"
+              "exec": "/usr/bin/chromium-browser"
+            }
+          ]
+        },
+        {
+          "label": "Level 2-2",
+          "icon": "/usr/share/icons/Mint-X/apps/48/chromium-browser.png",
+          "items": [
+            {
+              "label": "Level 3-1",
+              "icon": "/usr/share/icons/Mint-X/apps/48/chromium-browser.png",
+              "items": [
+                {
+                  "label": "Chromium Browser",
+                  "icon": "/usr/share/icons/Mint-X/apps/48/chromium-browser.png",
+                  "exec": "/usr/bin/chromium-browser"
+                }
+              ]
+            }
+          ]
+        }
+      ]
     }
   ]
 }

index.html

@@ -9,19 +9,38 @@
     <div id="pitaya"></div>
 
     <!-- Templates -->
+
+    <script id="launcher-view-tpl" type="text/x-template">
+      <div class="launcher">
+        {{#unless isRoot}}
+          <div class="category-header">
+            <a href="#" class="goback" data-item-path="{{currentItemPath}}">&#9668;</a>
+            <span class="category-label">{{currentItem.label}}</span>
+          </div>
+        {{/unless}}
+        {{> itemListTpl}}
+      </div>
+    </script>
+
     <script id="items-list-tpl" type="text/x-template">
       <ul class="apps-list">
-        {{#each items}}
+        {{#each currentItem.items}}
-          <li data-exec="{{exec}}" class="app-item">
+          {{> itemTpl currentItemPath=../currentItemPath}}
-            <img class="app-icon" src="{{icon}}" />
-            <span class="app-label">{{label}}</span>
-          </li>
         {{/each}}
       </ul>
     </script>
 
+    <script id="item-tpl" type="text/x-template">
+      <li class="app-item"
+        data-item-path="{{currentItemPath}}.{{@index}}">
+        <img class="app-icon" src="{{icon}}" />
+        <span class="app-label">{{label}}</span>
+      </li>
+    </script>
+
     <!-- Scripts -->
     <script type="text/javascript" src="js/dom.js"></script>
+    <script type="text/javascript" src="js/anim.js"></script>
     <script type="text/javascript" src="js/app.js"></script>
 
     <!-- Application bootstrapping -->

js/anim.js

@@ -0,0 +1,24 @@
+(function(Pitaya, window) {
+
+  "use strict";
+
+  var Anim = Pitaya.Anim = {};
+  var Events = Anim.Events = {
+    ANIMATION_END: 'webkitAnimationEnd'
+  };
+
+  Anim.play = function(el, animation) {
+    return new Promise(function(resolve, reject) {
+      
+      el.addEventListener(Events.ANIMATION_END, onAnimEnd, false);
+      el.style.webkitAnimation = animation;
+
+      function onAnimEnd(evt) {
+        el.removeEventListener(Events.ANIMATION_END, onAnimEnd);
+        return resolve(el);
+      }
+
+    });
+  };
+
+}(window.Pitaya = window.Pitaya || {}, window));

js/app.js

@@ -10,8 +10,12 @@
   var gui = require('nw.gui');
   var minimist = require('minimist');
 
-  // Load templates
+  // Load templates...
-  var itemsListTpl = Handlebars.compile(Pitaya.DOM.select('#items-list-tpl').innerHTML);
+  var launcherViewTpl = Handlebars.compile(Pitaya.DOM.select('#launcher-view-tpl').innerHTML);
+
+  // ... and partials
+  Handlebars.registerPartial('itemListTpl', Pitaya.DOM.select('#items-list-tpl').innerHTML);
+  Handlebars.registerPartial('itemTpl', Pitaya.DOM.select('#item-tpl').innerHTML);
 
   // Internal constants
   var DEFAULT_PROFILE = './default-profile.json';
@@ -34,6 +38,7 @@
       .then(function() {
         return Pitaya;
       })
+      .catch(Pitaya._onError)
     ;
 
   };
@@ -48,7 +53,7 @@
     return Pitaya._loadJSONFile(profilePath)
       .then(function(profile) {
         Pitaya._profile = profile;
-        Pitaya.render();
+        Pitaya.renderLauncherView();
         return profile;
       })
     ;
@@ -59,10 +64,20 @@
    *
    * @return Pitaya
    */
-  Pitaya.render = function() {
+  Pitaya.renderLauncherView = function(currentItemPath) {
+
+    currentItemPath = Pitaya._normalizeItemPath(currentItemPath);
     var rootEl = Pitaya._rootEl;
-    var profile = Pitaya._profile;
+    var currentItem = Pitaya._getItemByPath(currentItemPath);
-    rootEl.innerHTML = itemsListTpl(profile);
+
+    var data = {
+      currentItemPath: currentItemPath.join('.'),
+      currentItem: currentItem,
+      isRoot: currentItemPath.length === 0
+    };
+
+    rootEl.innerHTML = launcherViewTpl(data);
+
   };
 
 
@@ -73,6 +88,7 @@
   Pitaya._initListeners = function() {
     var rootEl = Pitaya._rootEl;
     rootEl.addEventListener('click', Pitaya._onItemClick);
+    rootEl.addEventListener('click', Pitaya._onGoBackClick);
   };
 
   /**
@@ -87,19 +103,114 @@
 
     if( !appItemEl ) return;
 
-    var execPath = appItemEl.dataset.exec;
+    var itemPath = appItemEl.dataset.itemPath;
+    var item = Pitaya._getItemByPath(itemPath);
 
-    console.info('Launching application "'+execPath+'"...');
+    if(!item) return;
 
-    if(execPath) {
+    if('items' in item) {
-      appItemEl.classList.add('loading');
+      var rootEl = Pitaya._rootEl;
-      cp.exec(execPath, function(err) {
+      Pitaya.Anim.play(rootEl, 'slide-out-left 250ms ease-in-out')
-        appItemEl.classList.remove('loading');
+        .then(function() {
-        if(err) return console.error(err.stack || err);
+          Pitaya.renderLauncherView(itemPath);
-        console.info('Application closed "'+execPath+'".');
+          return Pitaya.Anim.play(rootEl, 'slide-in-right 250ms ease-in-out');
-      });
+        })
+      ;
     }
 
+    if(item.exec) {
+
+      console.info('Launching application "'+item.exec+'"...');
+      appItemEl.classList.add('pulse');
+
+      Pitaya._runApp(item.exec)
+        .then(function() {
+          appItemEl.classList.remove('pulse');
+        })
+        .catch(function(err) {
+          Pitaya._onError(err);
+          appItemEl.classList.remove('pulse');
+        })
+      ;
+
+    }
+
+  };
+
+  /**
+   * GoBack button click handler
+   * @private
+   */
+  Pitaya._onGoBackClick = function(evt) {
+
+    var goBackEl = evt.srcElement.matches( '.goback') ? evt.srcElement :
+      Pitaya.DOM.getClosestAncestor(evt.srcElement, '.goback')
+    ;
+
+    if(!goBackEl) return;
+
+    var currentItemPath = goBackEl.dataset.itemPath;
+    var parentItemPath = Pitaya._normalizeItemPath(currentItemPath);
+
+    parentItemPath.pop();
+
+    var rootEl = Pitaya._rootEl;
+    Pitaya.Anim.play(rootEl, 'slide-out-right 250ms ease-in-out')
+      .then(function() {
+        Pitaya.renderLauncherView(parentItemPath);
+        return Pitaya.Anim.play(rootEl, 'slide-in-left 250ms ease-in-out');
+      })
+    ;
+
+  };
+
+  Pitaya._normalizeItemPath = function(itemPath) {
+
+    if( Array.isArray(itemPath) ) return itemPath;
+
+    if((typeof itemPath === 'string' && itemPath.length === 0) || !itemPath) return [];
+
+    return itemPath.split('.').reduce(function(arr, index) {
+      if(index !== '') {
+        arr.push(+index);
+      }
+      return arr;
+    }, []);
+
+  };
+
+  Pitaya._getItemByPath = function(itemPath, rootItem) {
+
+    rootItem = rootItem || Pitaya._profile;
+    itemPath = Pitaya._normalizeItemPath(itemPath);
+
+    var itemIndex = itemPath[0];
+
+    if(itemIndex === undefined) {
+      return rootItem;
+    }
+
+    if(!('items' in rootItem)) {
+      return undefined;
+    }
+
+    var subItem = rootItem.items[itemIndex];
+
+    if(itemPath.length === 0) {
+      return subItem;
+    }
+
+    return Pitaya._getItemByPath(itemPath.slice(1), subItem);
+
+  };
+
+  Pitaya._runApp = function(execPath) {
+    return new Promise(function(resolve, reject) {
+      cp.exec(execPath, function(err) {
+        if(err) return reject(err);
+        return resolve();
+      });
+    });
   };
 
   /**
@@ -123,4 +234,9 @@
     });
   };
 
+
+  Pitaya._onError = function(err) {
+    console.error(err.stack ? err.stack : err);
+  };
+
 }(window.Pitaya = window.Pitaya || {}, window));