gecko-dev/widget/os2/nsDragService.h
2012-05-21 12:12:37 +01:00

73 lines
2.5 KiB
C++

/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef nsDragService_h__
#define nsDragService_h__
#include "nsBaseDragService.h"
#include "nsIDragSessionOS2.h"
#define INCL_PM
#include <os2.h>
// forward declarations
class nsIURI;
class nsIURL;
class nsISupportsString;
class nsDragService : public nsBaseDragService, public nsIDragSessionOS2
{
public:
nsDragService();
virtual ~nsDragService();
NS_DECL_ISUPPORTS_INHERITED
// nsIDragService
NS_IMETHOD InvokeDragSession (nsIDOMNode* aDOMNode,
nsISupportsArray* aTransferables,
nsIScriptableRegion* aRegion,
PRUint32 aActionType);
NS_IMETHOD StartDragSession();
NS_IMETHOD EndDragSession(bool aDoneDrag);
// nsIDragSession
NS_IMETHOD GetNumDropItems(PRUint32* aNumDropItems);
NS_IMETHOD GetData(nsITransferable* aTransferable, PRUint32 aItemIndex);
NS_IMETHOD IsDataFlavorSupported(const char* aDataFlavor, bool* _retval);
// nsIDragSessionOS2
NS_IMETHOD DragOverMsg(PDRAGINFO pdinfo, MRESULT& mr, PRUint32* dragFlags);
NS_IMETHOD GetDragoverResult(MRESULT& mr);
NS_IMETHOD DragLeaveMsg(PDRAGINFO pdinfo, PRUint32* dragFlags);
NS_IMETHOD DropHelpMsg(PDRAGINFO pdinfo, PRUint32* dragFlags);
NS_IMETHOD ExitSession(PRUint32* dragFlags);
NS_IMETHOD DropMsg(PDRAGINFO pdinfo, HWND hwnd, PRUint32* dragFlags);
NS_IMETHOD RenderCompleteMsg(PDRAGTRANSFER pdxfer, USHORT usResult,
PRUint32* dragFlags);
protected:
// nsIDragSessionOS2
NS_IMETHOD NativeDragEnter(PDRAGINFO pdinfo);
NS_IMETHOD NativeDrop(PDRAGINFO pdinfo, HWND hwnd, bool* rendering);
NS_IMETHOD NativeRenderComplete(PDRAGTRANSFER pdxfer, USHORT usResult);
NS_IMETHOD NativeDataToTransferable( PCSZ pszText, PCSZ pszTitle,
bool isUrl);
nsresult SaveAsContents(PCSZ szDest, nsIURL* aURL);
nsresult SaveAsURL(PCSZ szDest, nsIURI* aURI);
nsresult SaveAsText(PCSZ szDest, nsISupportsString* aString);
nsresult GetUrlAndTitle(nsISupports* aGenericData, char** aTargetName);
nsresult GetUniTextTitle(nsISupports* aGenericData, char** aTargetName);
HWND mDragWnd;
const char* mMimeType;
nsCOMPtr<nsISupportsArray> mSourceDataItems;
nsCOMPtr<nsISupports> mSourceData;
friend MRESULT EXPENTRY nsDragWindowProc( HWND, ULONG, MPARAM, MPARAM);
};
#endif // nsDragService_h__