Bug 972312 part 1. Generate virtual As*Event functions on WebIDL events so that we can easily go from an nsDOMEvent to the relevant event subtype. r=smaug

2024-09-13 09:24:08 -07:00 · 2014-02-23 00:01:12 -05:00 · 2014-02-23 00:01:12 -05:00 · 018e2c3c0d
commit 018e2c3c0d
parent ec10a1eee2
1 changed files with 10 additions and 2 deletions
--- a/dom/bindings/Codegen.py
+++ b/dom/bindings/Codegen.py
@ -11992,9 +11992,17 @@ class CGEventClass(CGBindingImplClass):
              "parentType": self.parentType
            })

-        CGClass.__init__(self, descriptor.nativeType.split('::')[-1],
+        className = descriptor.nativeType.split('::')[-1]
+        asConcreteTypeMethod = ClassMethod("As%s" % className,
+                                           "%s*" % className,
+                                           [],
+                                           virtual=True,
+                                           body="return this;",
+                                           breakAfterReturnDecl=" ")
+
+        CGClass.__init__(self, className,
                         bases=[ClassBase(self.parentType)],
-                         methods=self.methodDecls,
+                         methods=[asConcreteTypeMethod]+self.methodDecls,
                         members=members,
                         extradeclarations=baseDeclarations)