added a tray icon (fixes #226)

app/main.js

@@ -32,6 +32,16 @@ if (!process.env.TERMINUS_PLUGINS) {
 setupWindowManagement = () => {
     app.window.on('show', () => {
       app.window.webContents.send('host:window-shown')
+      if (app.tray) {
+        app.tray.destroy()
+        app.tray = null
+      }
+    })
+
+    app.window.on('hide', (e) => {
+      if (!app.tray) {
+        setupTray()
+      }
     })
 
     app.window.on('close', (e) => {
@@ -84,6 +94,35 @@ setupWindowManagement = () => {
 }
 
 
+setupTray = () => {
+  if (process.platform == 'darwin') {
+    app.tray = new electron.Tray(`${app.getAppPath()}/assets/tray-darwinTemplate.png`)
+    app.tray.setPressedImage(`${app.getAppPath()}/assets/tray-darwinHighlightTemplate.png`)
+  } else {
+    app.tray = new electron.Tray(`${app.getAppPath()}/assets/tray.png`)
+  }
+
+  app.tray.on('click', () => {
+    app.window.show()
+    app.window.focus()
+  })
+
+  const contextMenu = electron.Menu.buildFromTemplate([{
+    label: 'Show',
+    click () {
+      app.window.show()
+      app.window.focus()
+    }
+  }])
+
+  if (process.platform != 'darwin') {
+    app.tray.setContextMenu(contextMenu)
+  }
+
+  app.tray.setToolTip(`Terminus ${app.getVersion()}`)
+}
+
+
 setupMenu = () => {
     let template = [{
         label: "Application",

app/src/preload.scss

@@ -39,7 +39,7 @@
 .terminus-logo {
   width: 160px;
   height: 160px;
-  background: url('./logo.svg');
+  background: url('../assets/logo.svg');
   background-repeat: none;
   background-size: contain;
   margin: auto;