New InputMethod api for Views.

views/widget/widget.h

Index: views/widget/widget.h
diff --git a/views/widget/widget.h b/views/widget/widget.h
index c164c166445badf7a3813951040c5ea882093495..171ebbbab61f7178c0b2ef327f0cc37489ba2669 100644
--- a/views/widget/widget.h
+++ b/views/widget/widget.h
@@ -91,6 +91,14 @@ class Widget : public internal::NativeWidgetDelegate,
   // view hierarchies that the locale has changed.
   static void NotifyLocaleChanged();
 
+  // Converts a rectangle from one Widget's coordinate system to another's.
+  // Returns false if the conversion couldn't be made, because either these two
+  // Widgets do not have a common ancestor or they are not on the screen yet.
+  // The value of |*rect| won't be changed when false is returned.
+  static bool ConvertRect(const Widget* from,

[Ben Goodger (Google), 2011/03/22 20:45:14]

source/target

[James Su, 2011/03/22 23:08:47]

Done.

+                          const Widget* to,
+                          gfx::Rect* rect);
+
   // Unconverted methods -------------------------------------------------------
 
   // TODO(beng):
@@ -260,7 +268,7 @@ class Widget : public internal::NativeWidgetDelegate,
       ui::AccessibilityTypes::Event event_type,
       bool send_native_event) = 0;
 
-  NativeWidget* native_widget() { return native_widget_; }
+  NativeWidget* native_widget() const { return native_widget_; }

[Ben Goodger (Google), 2011/03/22 20:45:14]

This method is deliberately non-const.

If you need const, add a 

const NativeWidget* native_widget() const { .. }

[James Su, 2011/03/22 23:08:47]

This change is not necessary anymore.

 
   // Overridden from NativeWidgetDelegate:
   virtual void OnNativeFocus(gfx::NativeView focused_view) OVERRIDE;