[v2] Add flag to remove default context menu

v2/internal/frontend/runtime/desktop/main.js

@@ -42,6 +42,7 @@ window.wails = {
     callbacks,
     flags: {
         disableScrollbarDrag: false,
+        disableWailsDefaultContextMenu: false,
     }
 };
 
@@ -77,3 +78,10 @@ window.addEventListener('mousedown', (e) => {
         currentElement = currentElement.parentElement;
     }
 });
+
+// Setup context menu hook
+window.addEventListener('contextmenu', function (e) {
+    if (window.wails.flags.disableWailsDefaultContextMenu) {
+        e.preventDefault();
+    }
+});