#include "base/basictypes.h"
#include "base/callback.h"
+#include "base/callback_list.h"
#include "base/memory/ref_counted.h"
#include "base/time/time.h"
#include "net/base/net_export.h"
typedef base::Callback<void(const std::string& cookie)> GetCookiesCallback;
typedef base::Callback<void(bool success)> SetCookiesCallback;
typedef base::Callback<void(int num_deleted)> DeleteCallback;
+ typedef base::Callback<void(const CanonicalCookie& cookie, bool removed)>
+ CookieChangedCallback;
+ typedef base::CallbackList<void(const CanonicalCookie& cookie, bool removed)>
+ CookieChangedCallbackList;
+ typedef CookieChangedCallbackList::Subscription CookieChangedSubscription;
// Sets a single cookie. Expects a cookie line, like "a=1; domain=b.com".
//
// Returns the underlying CookieMonster.
virtual CookieMonster* GetCookieMonster() = 0;
+ // Add a callback to be notified when the set of cookies named |name| that
+ // would be sent for a request to |url| changes. The returned handle is
+ // guaranteed not to hold a hard reference to the CookieStore object.
+ //
+ // |callback| will be called when a cookie is added or removed. |callback| is
+ // passed the respective |cookie| which was added to or removed from the
+ // cookies and a boolean indicating if the cookies was removed or not.
+ //
+ // Note that |callback| is called twice when a cookie is updated: once for
+ // the removal of the existing cookie and once for the adding the new cookie.
+ //
+ // Note that this method consumes memory and CPU per (url, name) pair ever
+ // registered that are still consumed even after all subscriptions for that
+ // (url, name) pair are removed. If this method ever needs to support an
+ // unbounded amount of such pairs, this contract needs to change and
+ // implementors need to be improved to not behave this way.
+ virtual scoped_ptr<CookieChangedSubscription> AddCallbackForCookie(
+ const GURL& url,
+ const std::string& name,
+ const CookieChangedCallback& callback) = 0;
+
protected:
friend class base::RefCountedThreadSafe<CookieStore>;
CookieStore();