Merge pull request #16295 from xfontes42/master

Add event handler for window resizing.

spec/window-event-handler-spec.js

@@ -44,7 +44,15 @@ describe('WindowEventHandler', () => {
       })
     )
   })
-
+  
+  describe('resize event', () =>
+    it('calls storeWindowDimensions', () => {
+      spyOn(atom, 'storeWindowDimensions')
+      window.dispatchEvent(new CustomEvent('resize'))
+      expect(atom.storeWindowDimensions).toHaveBeenCalled()
+    })
+  )
+  
   describe('window:close event', () =>
     it('closes the window', () => {
       spyOn(atom, 'close')

src/window-event-handler.js

@@ -9,6 +9,7 @@ class WindowEventHandler {
     this.handleFocusNext = this.handleFocusNext.bind(this)
     this.handleFocusPrevious = this.handleFocusPrevious.bind(this)
     this.handleWindowBlur = this.handleWindowBlur.bind(this)
+    this.handleWindowResize = this.handleWindowResize.bind(this)
     this.handleEnterFullScreen = this.handleEnterFullScreen.bind(this)
     this.handleLeaveFullScreen = this.handleLeaveFullScreen.bind(this)
     this.handleWindowBeforeunload = this.handleWindowBeforeunload.bind(this)
@@ -51,6 +52,7 @@ class WindowEventHandler {
     this.addEventListener(this.window, 'beforeunload', this.handleWindowBeforeunload)
     this.addEventListener(this.window, 'focus', this.handleWindowFocus)
     this.addEventListener(this.window, 'blur', this.handleWindowBlur)
+    this.addEventListener(this.window, 'resize', this.handleWindowResize)
 
     this.addEventListener(this.document, 'keyup', this.handleDocumentKeyEvent)
     this.addEventListener(this.document, 'keydown', this.handleDocumentKeyEvent)
@@ -189,6 +191,10 @@ class WindowEventHandler {
     this.atomEnvironment.storeWindowDimensions()
   }
 
+  handleWindowResize () {
+    this.atomEnvironment.storeWindowDimensions()
+  }
+
   handleEnterFullScreen () {
     this.document.body.classList.add('fullscreen')
   }