CFSDropTarget.cpp File Reference

#include <precomp.h>

Include dependency graph for CFSDropTarget.cpp:

Go to the source code of this file.

Macros
#define	D_NONE   DROPEFFECT_NONE
#define	D_COPY   DROPEFFECT_COPY
#define	D_MOVE   DROPEFFECT_MOVE
#define	D_LINK   DROPEFFECT_LINK

Functions
	WINE_DEFAULT_DEBUG_CHANNEL (shell)
static void	SHELL_StripIllegalFsNameCharacters (_Inout_ LPWSTR Buf)
static bool	PathIsSameDrive (LPCWSTR Path1, LPCWSTR Path2)
static bool	PathIsDriveRoot (LPCWSTR Path)
static HRESULT	SHELL_LimitDropEffectToItemAttributes (_In_ IDataObject *pDataObject, _Inout_ PDWORD pdwEffect)
static void	GetDefaultCopyMoveEffect ()
static DWORD	GetDefaultFileOpFlags (IDataObject *pDO, DWORD fDefault=FOF_ALLOWUNDO|FOF_NOCONFIRMMKDIR)
HRESULT	CFSDropTarget_CreateInstance (LPWSTR sPathTarget, REFIID riid, LPVOID *ppvOut)

Variables
UINT	g_cf_FileOpFlags = 0

Macro Definition Documentation

D_COPY

#define D_COPY   DROPEFFECT_COPY

Definition at line 28 of file CFSDropTarget.cpp.

D_LINK

#define D_LINK   DROPEFFECT_LINK

Definition at line 30 of file CFSDropTarget.cpp.

D_MOVE

#define D_MOVE   DROPEFFECT_MOVE

Definition at line 29 of file CFSDropTarget.cpp.

D_NONE

#define D_NONE   DROPEFFECT_NONE

Definition at line 27 of file CFSDropTarget.cpp.

Function Documentation

CFSDropTarget_CreateInstance()

HRESULT CFSDropTarget_CreateInstance	(	LPWSTR	sPathTarget,
		REFIID	riid,
		LPVOID *	ppvOut
	)

Definition at line 815 of file CFSDropTarget.cpp.

{
    return ShellObjectCreatorInit<CFSDropTarget>(sPathTarget, riid, ppvOut);
}

Referenced by CFSFolder::CreateViewObject(), and CFSFolder::GetUIObjectOf().

GetDefaultCopyMoveEffect()

static void GetDefaultCopyMoveEffect ( )

static

Definition at line 68 of file CFSDropTarget.cpp.

{
    // FIXME: When the source is on a different volume than the target, change default from move to copy
}

Referenced by CFSDropTarget::_GetEffectFromMenu(), and CFSDropTarget::_QueryDrop().

GetDefaultFileOpFlags()

static DWORD GetDefaultFileOpFlags ( IDataObject *  pDO, DWORD  fDefault = FOF_ALLOWUNDO | FOF_NOCONFIRMMKDIR  )

inlinestatic

Definition at line 75 of file CFSDropTarget.cpp.

{
    if (!g_cf_FileOpFlags)
        g_cf_FileOpFlags = RegisterClipboardFormatW(L"FileOpFlags"); // github.com/dotnet/winforms/issues/5884?timeline_page=1
    return DataObj_GetDWORD(pDO, g_cf_FileOpFlags, fDefault);
}

Referenced by CFSDropTarget::_CopyItems(), and CFSDropTarget::_DoDrop().

PathIsDriveRoot()

static bool PathIsDriveRoot ( LPCWSTR  Path )

static

Definition at line 52 of file CFSDropTarget.cpp.

{
    return PathIsRootW(Path) && PathGetDriveNumberW(Path) >= 0;
}

Referenced by CFSDropTarget::DragEnter().

PathIsSameDrive()

static bool PathIsSameDrive ( LPCWSTR  Path1, LPCWSTR  Path2  )

static

Definition at line 46 of file CFSDropTarget.cpp.

{
    int d1 = PathGetDriveNumberW(Path1), d2 = PathGetDriveNumberW(Path2);
    return d1 == d2 && d2 >= 0;
}

Referenced by CFSDropTarget::DragEnter().

SHELL_LimitDropEffectToItemAttributes()

static HRESULT SHELL_LimitDropEffectToItemAttributes ( _In_ IDataObject *  pDataObject, _Inout_ PDWORD  pdwEffect  )

static

Definition at line 58 of file CFSDropTarget.cpp.

{
    DWORD att = *pdwEffect & (SFGAO_CANCOPY | SFGAO_CANMOVE | SFGAO_CANLINK); // DROPEFFECT maps perfectly to these SFGAO bits
    HRESULT hr = SHGetAttributesFromDataObject(pDataObject, att, &att, NULL);
    if (FAILED(hr))
        return S_FALSE;
    *pdwEffect &= ~(SFGAO_CANCOPY | SFGAO_CANMOVE | SFGAO_CANLINK) | att;
    return hr;
}

Referenced by CFSDropTarget::_GetEffectFromMenu(), and CFSDropTarget::DragEnter().

SHELL_StripIllegalFsNameCharacters()

static void SHELL_StripIllegalFsNameCharacters ( _Inout_ LPWSTR  Buf )

static

Definition at line 32 of file CFSDropTarget.cpp.

{
    for (LPWSTR src = Buf, dst = src;;)
    {
        *dst = *src;
        if (!*dst)
            break;
        else if (wcschr(INVALID_FILETITLE_CHARACTERSW, *dst))
            src = CharNextW(src);
        else
            ++src, ++dst;
    }
}

Referenced by CFSDropTarget::_DoDrop().

WINE_DEFAULT_DEBUG_CHANNEL()

WINE_DEFAULT_DEBUG_CHANNEL

(

shell

)

Variable Documentation

g_cf_FileOpFlags

UINT g_cf_FileOpFlags = 0

Definition at line 73 of file CFSDropTarget.cpp.

Referenced by CFolder::CopyMoveOperation(), and GetDefaultFileOpFlags().