fix keyboard shortcuts and added support for select all inside grid (#1369)

package.json

@@ -593,7 +593,7 @@
             "event.copyWithHeaders": "",
             "event.copyHeaders": "",
             "event.maximizeGrid": "",
-            "event.selectAll": "",
+            "event.selectAll": "ctrl+A",
             "event.saveAsJSON": "",
             "event.saveAsCSV": "",
             "event.saveAsExcel": ""

src/views/htmlcontent/src/js/components/app.component.ts

@@ -768,15 +768,8 @@ export class AppComponent implements OnInit, AfterViewChecked {
     /**
      *
      */
-    keyEvent(e): void {
+    keyEvent(e: KeyboardEvent): void {
         const self = this;
-        if (e.detail) {
-            e.which = e.detail.which;
-            e.ctrlKey = e.detail.ctrlKey;
-            e.metaKey = e.detail.metaKey;
-            e.altKey = e.detail.altKey;
-            e.shiftKey = e.detail.shiftKey;
-        }
         let eString = this.shortcuts.buildEventString(e);
         this.shortcuts.getEvent(eString).then((result) => {
             if (result) {

src/views/htmlcontent/src/js/services/shortcuts.service.ts

@@ -126,7 +126,7 @@ export class ShortcutService {
         resString += (e.ctrlKey || e.metaKey) ? 'ctrl+' : '';
         resString += e.altKey ? 'alt+' : '';
         resString += e.shiftKey ? 'shift+' : '';
-        resString += e.which >= 65 && e.which <= 90 ? String.fromCharCode(e.which).toLowerCase() : keycodes[e.which];
+        resString += e.which >= 65 && e.which <= 90 ? String.fromCharCode(e.which) : keycodes[e.which];
         return resString;
     }
 }