public:

///

// Return the preferred size for |view|. The Layout will use this information

// to determine the display size.

///

/*--cef()--*/

virtual CefSize GetPreferredSize(CefRefPtr<CefView> view) {

return CefSize();

}

///

// Return the minimum size for |view|.

///

/*--cef()--*/

virtual CefSize GetMinimumSize(CefRefPtr<CefView> view) { return CefSize(); }

///

// Return the maximum size for |view|.

///

/*--cef()--*/

virtual CefSize GetMaximumSize(CefRefPtr<CefView> view) { return CefSize(); }

///

// Return the height necessary to display |view| with the provided |width|.

// If not specified the result of GetPreferredSize().height will be used by

// default. Override if |view|'s preferred height depends upon the width

// (for example, with Labels).

///

/*--cef()--*/

virtual int GetHeightForWidth(CefRefPtr<CefView> view, int width) {

return 0;

}

///

// Called when the parent of |view| has changed. If |view| is being added to

// |parent| then |added| will be true. If |view| is being removed from

// |parent| then |added| will be false. If |view| is being reparented the

// remove notification will be sent before the add notification. Do not modify

// the view hierarchy in this callback.

///

/*--cef()--*/

virtual void OnParentViewChanged(CefRefPtr<CefView> view,

bool added,

CefRefPtr<CefView> parent) {}

///

// Called when a child of |view| has changed. If |child| is being added to

// |view| then |added| will be true. If |child| is being removed from |view|

// then |added| will be false. If |child| is being reparented the remove

// notification will be sent to the old parent before the add notification is

// sent to the new parent. Do not modify the view hierarchy in this callback.

///

/*--cef()--*/

virtual void OnChildViewChanged(CefRefPtr<CefView> view,

bool added,

CefRefPtr<CefView> child) {}

///

// Called when |view| gains focus.

///

/*--cef()--*/

virtual void OnFocus(CefRefPtr<CefView> view) {}

///

// Called when |view| loses focus.

///

/*--cef()--*/

virtual void OnBlur(CefRefPtr<CefView> view) {}