gecko-dev/layout/base/public/nsILayoutHistoryState.h
2000-01-14 09:28:54 +00:00

28 lines
915 B
C++

#ifndef _nsILayoutHistoryState_h
#define _nsILayoutHistoryState_h
#include "nsISupports.h"
#include "nsIStatefulFrame.h" // Get StateType enum
#include "nsIPresState.h"
#define NS_ILAYOUTHISTORYSTATE_IID_STR "306c8ca0-5f0c-11d3-a9fb-000064657374"
#define NS_ILAYOUTHISTORYSTATE_IID \
{0x306c8ca0, 0x5f0c, 0x11d3, \
{0xa9, 0xfb, 0x00, 0x00, 0x64, 0x65, 0x73, 0x74}}
class nsILayoutHistoryState : public nsISupports {
public:
NS_DEFINE_STATIC_IID_ACCESSOR(NS_ILAYOUTHISTORYSTATE_IID)
NS_IMETHOD AddState(PRUint32 aContentID, nsIPresState* aState, nsIStatefulFrame::StateType aStateType) = 0;
NS_IMETHOD GetState(PRUint32 aContentID, nsIPresState** aState, nsIStatefulFrame::StateType aStateType) = 0;
NS_IMETHOD RemoveState(PRUint32 aContentID, nsIStatefulFrame::StateType aStateType) = 0;
};
nsresult
NS_NewLayoutHistoryState(nsILayoutHistoryState** aState);
#endif /* _nsILayoutHistoryState_h */