template editor

Inspectron.PrintServer.TemplateEditor/wwwroot/receiptLanguage.js

@@ -161,3 +161,23 @@ window.setPreviewContent = function(html) {
     var iframe = document.getElementById('preview-iframe');
     if (iframe) iframe.srcdoc = html;
 };
+
+window.registerHotkeys = function(dotNetRef) {
+    document.addEventListener('keydown', function(e) {
+        if (!(e.ctrlKey || e.metaKey)) return;
+
+        var action = null;
+        switch (e.key.toLowerCase()) {
+            case 'n': action = 'New'; break;
+            case 'o': action = 'Open'; break;
+            case 's': action = 'Save'; break;
+            case 'j': action = 'LoadJson'; break;
+        }
+
+        if (action) {
+            e.preventDefault();
+            e.stopPropagation();
+            dotNetRef.invokeMethodAsync('OnHotkeyAsync', action);
+        }
+    }, true);
+};