Electron-235 (Fix javascript error in notification) (#326)

- Fix javascript error "object has been destroyed"
- Fix notification javascript error and position issue
- Remove unused export

js/notify/electron-notify-preload.js

@@ -164,6 +164,18 @@ function setStyleOnDomElement(styleObj, domElement) {
     }
 }
 
+window.addEventListener('keydown', handleKeyPress, true);
+window.addEventListener('keyup', handleKeyPress, true);
+
+/**
+ * Method the prevent key stroke on notification window
+ *
+ * @param e  keydown event
+ */
+function handleKeyPress(e) {
+    e.preventDefault();
+}
+
 /**
  * Loads the config
  * @param event

js/notify/electron-notify.js

@@ -361,6 +361,7 @@ function showNotification(notificationObj) {
 
             // next check notfs being shown
             for(let i = 0; i < activeNotifications.length; i++) {
+                if (activeNotifications[ i ] && !activeNotifications[ i ].isDestroyed()) {
                     let existingNotfyObj = activeNotifications[ i ].notfyObj;
                     if (existingNotfyObj && tag === existingNotfyObj.tag) {
                         let notificationWindow = activeNotifications[ i ];
@@ -380,6 +381,7 @@ function showNotification(notificationObj) {
                     }
                 }
             }
+        }
 
         // Can we show it?
         if (activeNotifications.length < config.maxVisibleNotifications) {
@@ -698,7 +700,9 @@ function getWindow() {
                 // Done
                 notificationWindow.webContents.send('electron-notify-load-config', config);
                 resolve(notificationWindow)
-            })
+            });
+
+            notificationWindow.once('closed', cleanUpActiveNotification);
         }
     })
 }
@@ -708,12 +712,29 @@ function getWindow() {
  */
 setInterval(cleanUpInactiveWindow, 60000);
 
+function cleanUpActiveNotification(event) {
+
+    if (!event || !event.sender) {
+        return null;
+    }
+
+    let pos = activeNotifications.indexOf(event.sender);
+    if (pos !== -1) {
+        activeNotifications.splice(pos, 1);
+        return moveOneDown(pos);
+    }
+
+    return null;
+}
+
 /**
  * Cleans up inactive windows
  */
 function cleanUpInactiveWindow() {
     inactiveWindows.forEach(function(window) {
+        if (!window.isDestroyed()) {
             window.close();
+        }
     });
     inactiveWindows = [];
 }
@@ -725,11 +746,15 @@ function closeAll() {
     // Clear out animation Queue and close windows
     animationQueue.clear();
 
-    activeNotifications.forEach(function(window) {
+    let notificationWindows = Array.from(activeNotifications);
+
+    notificationWindows.forEach((window) => {
         if (window.displayTimer) {
             clearTimeout(window.displayTimer);
         }
+        if (!window.isDestroyed()) {
             window.close();
+        }
     });
 
     cleanUpInactiveWindow();

js/notify/settings/configure-notification-position.js

@@ -155,6 +155,7 @@ function updateConfig() {
  */
 function updateNotification(mPosition, mDisplay) {
     notify.updateConfig({position: mPosition, display: mDisplay});
+    eventEmitter.emit('notificationSettings', {position: mPosition, display: mDisplay});
     notify.reset();
 }