added a simple menu

Realistically simpler than the default. Note this is also where
	keyboard shortcuts are defined.

index.js

@@ -15,6 +15,9 @@ function createWindow () {
   var tray = require('./tray');
   tray.init(win);
 
+  var menu = require('./menu');
+  menu.init(win);
+
   // and load the index.html of the app.
   win.loadURL(url.format({
     pathname: path.join(__dirname, 'index.html'),

menu.js

@@ -0,0 +1,263 @@
+var electron = require('electron');
+var app = electron.app;
+
+var win, menu;
+
+function getMenuItem (label) {
+  var menuItem;
+  menu.items.some(function (topLvl) {
+    menuItem = topLvl.submenu.items.find(function (item) {
+      return item.label === label;
+    });
+    return menuItem;
+  });
+  return menuItem || {};
+}
+
+function updateFullScreenCheckbox() {
+  getMenuItem('Full Screen').checked = win.isFullScreen();
+  win.setMenuBarVisibility(!win.isFullScreen());
+}
+function toggleFullScreen(flag) {
+  if (!win || !win.isVisible()) {
+    return;
+  }
+  if (typeof flag !== 'boolean') {
+    flag = !win.isFullScreen();
+  }
+
+  if (flag) {
+    // Fullscreen and aspect ratio do not play well together. (Mac)
+    win.setAspectRatio(0);
+  }
+  win.setFullScreen(flag);
+}
+
+// Sets whether the window should always show on top of other windows
+function toggleAlwaysOnTop(flag) {
+  if (!win)  {
+    return;
+  }
+  if (typeof flag !== 'boolean') {
+    flag = !win.isAlwaysOnTop();
+  }
+
+  win.setAlwaysOnTop(flag);
+  getMenuItem('Float on Top').checked = flag;
+}
+
+function toggleDevTools() {
+  if (!win)  {
+    return;
+  }
+  if (win.webContents.isDevToolsOpened()) {
+    win.webContents.closeDevTools();
+  } else {
+    win.webContents.openDevTools();
+  }
+}
+
+function init(window) {
+  if (win) {
+    console.error("can't initialize the tray mulitple times");
+    return;
+  }
+  win = window;
+
+  var template = [
+    {
+      label: 'File',
+      submenu: [
+        {
+          role: 'close'
+        }
+      ]
+    },
+    {
+      label: 'Edit',
+      submenu: [
+        {
+          role: 'undo'
+        },
+        {
+          role: 'redo'
+        },
+        {
+          type: 'separator'
+        },
+        {
+          role: 'cut'
+        },
+        {
+          role: 'copy'
+        },
+        {
+          role: 'paste'
+        },
+        {
+          role: 'delete'
+        },
+        {
+          role: 'selectall'
+        }
+      ]
+    },
+    {
+      label: 'View',
+      submenu: [
+        {
+          label: 'Full Screen',
+          type: 'checkbox',
+          accelerator: process.platform === 'darwin' ? 'Ctrl+Command+F' : 'F11',
+          click: toggleFullScreen,
+        },
+        {
+          label: 'Float on Top',
+          type: 'checkbox',
+          click: toggleAlwaysOnTop,
+        },
+        {
+          type: 'separator'
+        },
+        {
+          type: 'separator'
+        },
+        {
+          label: 'Developer',
+          submenu: [
+            {
+              label: 'Developer Tools',
+              accelerator: process.platform === 'darwin' ? 'Alt+Command+I' : 'Ctrl+Shift+I',
+              click: toggleDevTools,
+            },
+          ]
+        }
+      ]
+    },
+  ];
+
+  if (process.platform === 'darwin') {
+    // WebTorrent menu (Mac)
+    template.unshift({
+      label: 'Electron Demo',
+      submenu: [
+        {
+          role: 'about'
+        },
+        {
+          type: 'separator'
+        },
+        {
+          label: 'Preferences',
+          accelerator: 'Cmd+,',
+          click: function () { console.log('TODO: implement preferences'); }
+        },
+        {
+          type: 'separator'
+        },
+        {
+          role: 'services',
+          submenu: []
+        },
+        {
+          type: 'separator'
+        },
+        {
+          role: 'hide'
+        },
+        {
+          role: 'hideothers'
+        },
+        {
+          role: 'unhide'
+        },
+        {
+          type: 'separator'
+        },
+        {
+          role: 'quit'
+        }
+      ]
+    });
+
+    // Edit menu (Mac)
+    template[2].submenu.push(
+      {
+        type: 'separator'
+      },
+      {
+        label: 'Speech',
+        submenu: [
+          {
+            role: 'startspeaking'
+          },
+          {
+            role: 'stopspeaking'
+          }
+        ]
+      }
+    );
+
+    // Window menu (Mac)
+    template.push({
+      role: 'window',
+      submenu: [
+        {
+          role: 'minimize'
+        },
+        {
+          type: 'separator'
+        },
+        {
+          role: 'front'
+        }
+      ]
+    });
+  }
+
+  // On Windows and Linux, open dialogs do not support selecting both files and
+  // folders and files, so add an extra menu item so there is one for each type.
+  if (process.platform === 'linux' || process.platform === 'win32') {
+    // Edit menu (Windows, Linux)
+    template[1].submenu.push(
+      {
+        type: 'separator'
+      },
+      {
+        label: 'Preferences',
+        accelerator: 'CmdOrCtrl+,',
+        click: function () { console.log('TODO: implement preferences'); }
+      }
+    );
+
+    // Add an help.about option
+    template.push({
+      label: 'Help',
+      submenu: [
+        {
+          label: 'About',
+          click: function () { console.log('TODO: implement about'); },
+        }
+      ],
+    });
+  }
+  // Add "File > Quit" menu item so Linux distros where the system tray icon is
+  // missing will have a way to quit the app.
+  if (process.platform === 'linux') {
+    // File menu (Linux)
+    template[0].submenu.push({
+      label: 'Quit',
+      accelerator: 'CmdOrCtrl+Q',
+      click: function () { return app.quit(); }
+    });
+  }
+
+  menu = electron.Menu.buildFromTemplate(template);
+  electron.Menu.setApplicationMenu(menu);
+
+  win.webContents.on('dom-ready', updateFullScreenCheckbox);
+  win.on('enter-full-screen', updateFullScreenCheckbox);
+  win.on('leave-full-screen', updateFullScreenCheckbox);
+}
+
+module.exports.init = init;