fix(aot) Fix window resizing on move on scaled up monitors

Author: horymury

alwaysontop/main/index.js

@@ -218,13 +218,14 @@ const onStateChange = (event, { value }) => {
  * Handler for move event
  * @param {Event} event trigger event
  * @param {Object} options event params
+ * @param {Object} initialSize the window size before move
  */
-const onMove = (event, { x, y }) => {
+const onMove = (event, { x, y }, initialSize) => {
     if (!windowExists(aotWindow)) {
         return;
     }
 
-    const [width, height] = aotWindow.getSize();
+    const { width, height } = initialSize;
 
     aotWindow.setBounds({
         x,

alwaysontop/render/alwaysontop.js

@@ -7,6 +7,8 @@ const {
     dismiss
 } = window.alwaysOnTop;
 
+let initialSize;
+
 const dismissButton = document.querySelector('.dismiss');
 if (dismissButton) {
     dismissButton.addEventListener('click', dismiss);
@@ -28,6 +30,10 @@ api._getAlwaysOnTopResources().forEach(src => loadFile(src));
 function setupDraggable() {
     if (shouldImplementDrag) {
         window.addEventListener('mousedown', mouseDownEvent => {
+            initialSize = {
+                width: window.innerWidth,
+                height: window.innerHeight
+            };
             pageX = mouseDownEvent.pageX;
             pageY = mouseDownEvent.pageY;
             window.addEventListener('mousemove', drag);
@@ -58,7 +64,7 @@ function drag(mouseMoveEvent) {
     mouseMoveEvent.stopPropagation();
     mouseMoveEvent.preventDefault();
     const { screenX, screenY } = mouseMoveEvent;
-    move(screenX - pageX, screenY - pageY);
+    move(screenX - pageX, screenY - pageY, initialSize);
 }
 
 /**

alwaysontop/render/index.js

@@ -20,11 +20,12 @@ const { EVENTS, STATES, AOT_WINDOW_NAME, EXTERNAL_EVENTS } = require('../constan
 
 /**
  * Sends a move command to the main process
- * @param {Number} x 
- * @param {Number} y 
+ * @param {Number} x
+ * @param {Number} y
+ * @param {Object} initialSize - The size of the window on move start.
  */
-const move = (x, y) => {
-    ipcRenderer.send(EVENTS.MOVE, { x, y } );
+const move = (x, y, initialSize) => {
+    ipcRenderer.send(EVENTS.MOVE, { x, y }, initialSize);
 };
 
 class AlwaysOnTop extends EventEmitter {