Accessibility/NewArchitecture: Difference between revisions

Accessibility/NewArchitecture (view source)

Revision as of 09:46, 1 April 2011

1,835 bytes added , 1 April 2011

→‎windows

Surkov.alexander

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@@ Line 112: / Line 112: @@
 ==windows==
-===simple DOM===
-ISimpleDOM interfaces implementation.
-===MSAA===
+Each API has set of classes that implement certain interfaces. ISimpleDOM interfaces implementation classes are prefixed by 'isd'. IAccessible interface implementation class is prefixed by 'msaa'. IAccessble2 interface implementation classes are prefixed by 'ia2'.
-IAccessible interface implementation.
-===IAccessible2===
+Each internal class that its windows object should implement specific set of interfaces is wrapped.
-IAccessible2 interfaces implementation.
+<pre>
+class NativeAccessible
+{
+protected:
+  DOMNodeAccessible* mGeckoAcc;
+};
+class sdnAccessible: public NativeAccessible,
+                     public ISimpleDOMNode
+{
+public:
+  // ISimpleDOMNode
+};
+hresult
+sdnAccessible::sdnMethod()
+{
+  AccessNode* geckoAcc = mGeckoObj;
+}
+class msaaAccessible : public NativeAccessible,
+                       public IAccessible
+{
+public:
+  // IAccessible
+};
+hresult
+ia2TableAccessible::IATableMethod()
+{
+  Accessible* geckoAcc = mGeckoObj->AsAccessible();
+  geckoAcc->TableMethod();
+  return S_OK;
+}
+class ia2TableAccessible : public IAccessibleTable
+{
+public:
+  // IAccessibleTable
+  inline TableAccessible* TableAccessible()
+  {
+    return mGeckoObj->AsTable();
+  }
+};
+hresult
+ia2TableAccessible::IATableMethod()
+{
+  TableAccessible* geckoAcc = mGeckoObj->AsTable();
+  geckoAcc->TableMethod();
+  return S_OK;
+}
+class nativeAccessible : public sdnAccessible
+{
+};
+class nativeAccessible : public sdnAccessible,
+                         public msaaAccessible
+{
+};
+class nativeTableAccessible : public nativeAccessible,
+                              public ia2TableAccessible
+{
+};
+class AccessibleWrap: public Accessible
+{
+public:
+  inline NativeAccessible* NativeObject()
+  {
+    if (!mNativeObj || !IsDefunct())
+      mNativeObj = CreateNativeAccessible();
+    return mNativeObj;
+  }
+protected:
+  virtual NativeAccessible* CreateNativeAccessible()
+  {
+    return new NativeAccessible(this);
+  }
+};
+class HTMLTableAccessibleWrap : public HTMLTableAccessible;
+{
+public:
+  virtual NativeAccessible* CreateNativeAccessible()
+  {
+    return new NativeTableAccessible(this);
+  }
+};
+</pre>
 ==mac==

Accessibility/NewArchitecture: Difference between revisions

Accessibility/NewArchitecture (view source)

Revision as of 09:46, 1 April 2011

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