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