Sweden-Number/dlls/shell32/shv_item_cmenu.c

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/*
* IContextMenu for items in the shellview
*
* Copyright 1998, 2000 Juergen Schmied <juergen.schmied@debitel.net>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <string.h>
#define NONAMELESSUNION
#define NONAMELESSSTRUCT
#include "winerror.h"
#include "wine/debug.h"
#include "pidl.h"
#include "shlguid.h"
#include "undocshell.h"
#include "shlobj.h"
#include "shell32_main.h"
#include "shellfolder.h"
WINE_DEFAULT_DEBUG_CHANNEL(shell);
/**************************************************************************
* IContextMenu Implementation
*/
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typedef struct
{ ICOM_VFIELD(IContextMenu);
DWORD ref;
IShellFolder* pSFParent;
LPITEMIDLIST pidl; /* root pidl */
LPITEMIDLIST *apidl; /* array of child pidls */
UINT cidl;
BOOL bAllValues;
} ItemCmImpl;
static struct ICOM_VTABLE(IContextMenu) cmvt;
/**************************************************************************
* ISvItemCm_CanRenameItems()
*/
static BOOL ISvItemCm_CanRenameItems(ItemCmImpl *This)
{ UINT i;
DWORD dwAttributes;
TRACE("(%p)->()\n",This);
if(This->apidl)
{
for(i = 0; i < This->cidl; i++){}
if(i > 1) return FALSE; /* can't rename more than one item at a time*/
dwAttributes = SFGAO_CANRENAME;
IShellFolder_GetAttributesOf(This->pSFParent, 1, This->apidl, &dwAttributes);
return dwAttributes & SFGAO_CANRENAME;
}
return FALSE;
}
/**************************************************************************
* ISvItemCm_Constructor()
*/
IContextMenu *ISvItemCm_Constructor(LPSHELLFOLDER pSFParent, LPCITEMIDLIST pidl, LPCITEMIDLIST *apidl, UINT cidl)
{ ItemCmImpl* cm;
UINT u;
cm = (ItemCmImpl*)HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(ItemCmImpl));
ICOM_VTBL(cm)=&cmvt;
cm->ref = 1;
cm->pidl = ILClone(pidl);
cm->pSFParent = pSFParent;
if(pSFParent) IShellFolder_AddRef(pSFParent);
cm->apidl = _ILCopyaPidl(apidl, cidl);
cm->cidl = cidl;
cm->bAllValues = 1;
for(u = 0; u < cidl; u++)
{
cm->bAllValues &= (_ILIsValue(apidl[u]) ? 1 : 0);
}
TRACE("(%p)->()\n",cm);
return (IContextMenu*)cm;
}
/**************************************************************************
* ISvItemCm_fnQueryInterface
*/
static HRESULT WINAPI ISvItemCm_fnQueryInterface(IContextMenu *iface, REFIID riid, LPVOID *ppvObj)
{
ICOM_THIS(ItemCmImpl, iface);
TRACE("(%p)->(\n\tIID:\t%s,%p)\n",This,debugstr_guid(riid),ppvObj);
*ppvObj = NULL;
if(IsEqualIID(riid, &IID_IUnknown)) /*IUnknown*/
{
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*ppvObj = This;
}
else if(IsEqualIID(riid, &IID_IContextMenu)) /*IContextMenu*/
{
*ppvObj = This;
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}
else if(IsEqualIID(riid, &IID_IShellExtInit)) /*IShellExtInit*/
{
FIXME("-- LPSHELLEXTINIT pointer requested\n");
}
if(*ppvObj)
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{
IUnknown_AddRef((IUnknown*)*ppvObj);
TRACE("-- Interface: (%p)->(%p)\n",ppvObj,*ppvObj);
return S_OK;
}
TRACE("-- Interface: E_NOINTERFACE\n");
return E_NOINTERFACE;
}
/**************************************************************************
* ISvItemCm_fnAddRef
*/
static ULONG WINAPI ISvItemCm_fnAddRef(IContextMenu *iface)
{
ICOM_THIS(ItemCmImpl, iface);
TRACE("(%p)->(count=%lu)\n",This, This->ref);
return ++(This->ref);
}
/**************************************************************************
* ISvItemCm_fnRelease
*/
static ULONG WINAPI ISvItemCm_fnRelease(IContextMenu *iface)
{
ICOM_THIS(ItemCmImpl, iface);
TRACE("(%p)->()\n",This);
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if (!--(This->ref))
{
TRACE(" destroying IContextMenu(%p)\n",This);
if(This->pSFParent)
IShellFolder_Release(This->pSFParent);
if(This->pidl)
SHFree(This->pidl);
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/*make sure the pidl is freed*/
_ILFreeaPidl(This->apidl, This->cidl);
HeapFree(GetProcessHeap(),0,This);
return 0;
}
return This->ref;
}
/**************************************************************************
* ICM_InsertItem()
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*/
void WINAPI _InsertMenuItem (
HMENU hmenu,
UINT indexMenu,
BOOL fByPosition,
UINT wID,
UINT fType,
LPSTR dwTypeData,
UINT fState)
{
MENUITEMINFOA mii;
ZeroMemory(&mii, sizeof(mii));
mii.cbSize = sizeof(mii);
if (fType == MFT_SEPARATOR)
{
mii.fMask = MIIM_ID | MIIM_TYPE;
}
else
{
mii.fMask = MIIM_ID | MIIM_TYPE | MIIM_STATE;
mii.dwTypeData = dwTypeData;
mii.fState = fState;
}
mii.wID = wID;
mii.fType = fType;
InsertMenuItemA( hmenu, indexMenu, fByPosition, &mii);
}
/**************************************************************************
* ISvItemCm_fnQueryContextMenu()
*/
static HRESULT WINAPI ISvItemCm_fnQueryContextMenu(
IContextMenu *iface,
HMENU hmenu,
UINT indexMenu,
UINT idCmdFirst,
UINT idCmdLast,
UINT uFlags)
{
ICOM_THIS(ItemCmImpl, iface);
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TRACE("(%p)->(hmenu=%p indexmenu=%x cmdfirst=%x cmdlast=%x flags=%x )\n",This, hmenu, indexMenu, idCmdFirst, idCmdLast, uFlags);
if(!(CMF_DEFAULTONLY & uFlags))
{
if(uFlags & CMF_EXPLORE)
{
if(This->bAllValues)
{
_InsertMenuItem(hmenu, indexMenu++, TRUE, FCIDM_SHVIEW_OPEN, MFT_STRING, "&Open", MFS_ENABLED);
_InsertMenuItem(hmenu, indexMenu++, TRUE, FCIDM_SHVIEW_EXPLORE, MFT_STRING, "&Explore", MFS_ENABLED|MFS_DEFAULT);
}
else
{
_InsertMenuItem(hmenu, indexMenu++, TRUE, FCIDM_SHVIEW_EXPLORE, MFT_STRING, "&Explore", MFS_ENABLED|MFS_DEFAULT);
_InsertMenuItem(hmenu, indexMenu++, TRUE, FCIDM_SHVIEW_OPEN, MFT_STRING, "&Open", MFS_ENABLED);
}
}
else
{
_InsertMenuItem(hmenu, indexMenu++, TRUE, FCIDM_SHVIEW_OPEN, MFT_STRING, "&Select", MFS_ENABLED|MFS_DEFAULT);
}
_InsertMenuItem(hmenu, indexMenu++, TRUE, 0, MFT_SEPARATOR, NULL, 0);
_InsertMenuItem(hmenu, indexMenu++, TRUE, FCIDM_SHVIEW_COPY, MFT_STRING, "&Copy", MFS_ENABLED);
_InsertMenuItem(hmenu, indexMenu++, TRUE, FCIDM_SHVIEW_CUT, MFT_STRING, "&Cut", MFS_ENABLED);
_InsertMenuItem(hmenu, indexMenu++, TRUE, 0, MFT_SEPARATOR, NULL, 0);
_InsertMenuItem(hmenu, indexMenu++, TRUE, FCIDM_SHVIEW_DELETE, MFT_STRING, "&Delete", MFS_ENABLED);
if(uFlags & CMF_CANRENAME)
_InsertMenuItem(hmenu, indexMenu++, TRUE, FCIDM_SHVIEW_RENAME, MFT_STRING, "&Rename", ISvItemCm_CanRenameItems(This) ? MFS_ENABLED : MFS_DISABLED);
return MAKE_HRESULT(SEVERITY_SUCCESS, 0, (FCIDM_SHVIEWLAST));
}
return MAKE_HRESULT(SEVERITY_SUCCESS, 0, 0);
}
/**************************************************************************
* DoOpenExplore
*
* for folders only
*/
static void DoOpenExplore(
IContextMenu *iface,
HWND hwnd,
LPCSTR verb)
{
ICOM_THIS(ItemCmImpl, iface);
UINT i, bFolderFound = FALSE;
LPITEMIDLIST pidlFQ;
SHELLEXECUTEINFOA sei;
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/* Find the first item in the list that is not a value. These commands
should never be invoked if there isn't at least one folder item in the list.*/
for(i = 0; i<This->cidl; i++)
{
if(!_ILIsValue(This->apidl[i]))
{
bFolderFound = TRUE;
break;
}
}
if (!bFolderFound) return;
pidlFQ = ILCombine(This->pidl, This->apidl[i]);
ZeroMemory(&sei, sizeof(sei));
sei.cbSize = sizeof(sei);
sei.fMask = SEE_MASK_IDLIST | SEE_MASK_CLASSNAME;
sei.lpIDList = pidlFQ;
sei.lpClass = "folder";
sei.hwnd = hwnd;
sei.nShow = SW_SHOWNORMAL;
sei.lpVerb = verb;
ShellExecuteExA(&sei);
SHFree(pidlFQ);
}
/**************************************************************************
* DoRename
*/
static void DoRename(
IContextMenu *iface,
HWND hwnd)
{
ICOM_THIS(ItemCmImpl, iface);
LPSHELLBROWSER lpSB;
LPSHELLVIEW lpSV;
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TRACE("(%p)->(wnd=%p)\n",This, hwnd);
/* get the active IShellView */
if ((lpSB = (LPSHELLBROWSER)SendMessageA(hwnd, CWM_GETISHELLBROWSER,0,0)))
{
if(SUCCEEDED(IShellBrowser_QueryActiveShellView(lpSB, &lpSV)))
{
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TRACE("(sv=%p)\n",lpSV);
IShellView_SelectItem(lpSV, This->apidl[0],
SVSI_DESELECTOTHERS|SVSI_EDIT|SVSI_ENSUREVISIBLE|SVSI_FOCUSED|SVSI_SELECT);
IShellView_Release(lpSV);
}
}
}
/**************************************************************************
* DoDelete
*
* deletes the currently selected items
*/
static void DoDelete(IContextMenu *iface)
{
ICOM_THIS(ItemCmImpl, iface);
ISFHelper * psfhlp;
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IShellFolder_QueryInterface(This->pSFParent, &IID_ISFHelper, (LPVOID*)&psfhlp);
if (psfhlp)
{
ISFHelper_DeleteItems(psfhlp, This->cidl, This->apidl);
ISFHelper_Release(psfhlp);
}
}
/**************************************************************************
* DoCopyOrCut
*
* copies the currently selected items into the clipboard
*/
static BOOL DoCopyOrCut(
IContextMenu *iface,
HWND hwnd,
BOOL bCut)
{
ICOM_THIS(ItemCmImpl, iface);
LPSHELLBROWSER lpSB;
LPSHELLVIEW lpSV;
LPDATAOBJECT lpDo;
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TRACE("(%p)->(wnd=%p,bCut=0x%08x)\n",This, hwnd, bCut);
if(GetShellOle())
{
/* get the active IShellView */
if ((lpSB = (LPSHELLBROWSER)SendMessageA(hwnd, CWM_GETISHELLBROWSER,0,0)))
{
if (SUCCEEDED(IShellBrowser_QueryActiveShellView(lpSB, &lpSV)))
{
if (SUCCEEDED(IShellView_GetItemObject(lpSV, SVGIO_SELECTION, &IID_IDataObject, (LPVOID*)&lpDo)))
{
pOleSetClipboard(lpDo);
IDataObject_Release(lpDo);
}
IShellView_Release(lpSV);
}
}
}
return TRUE;
#if 0
/*
the following code does the copy operation witout ole32.dll
we might need this possibility too (js)
*/
BOOL bSuccess = FALSE;
TRACE("(%p)\n", iface);
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if(OpenClipboard(NULL))
{
if(EmptyClipboard())
{
IPersistFolder2 * ppf2;
IShellFolder_QueryInterface(This->pSFParent, &IID_IPersistFolder2, (LPVOID*)&ppf2);
if (ppf2)
{
LPITEMIDLIST pidl;
IPersistFolder2_GetCurFolder(ppf2, &pidl);
if(pidl)
{
HGLOBAL hMem;
hMem = RenderHDROP(pidl, This->apidl, This->cidl);
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if(SetClipboardData(CF_HDROP, hMem))
{
bSuccess = TRUE;
}
SHFree(pidl);
}
IPersistFolder2_Release(ppf2);
}
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}
CloseClipboard();
}
return bSuccess;
#endif
}
/**************************************************************************
* ISvItemCm_fnInvokeCommand()
*/
static HRESULT WINAPI ISvItemCm_fnInvokeCommand(
IContextMenu *iface,
LPCMINVOKECOMMANDINFO lpcmi)
{
ICOM_THIS(ItemCmImpl, iface);
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TRACE("(%p)->(invcom=%p verb=%p wnd=%p)\n",This,lpcmi,lpcmi->lpVerb, lpcmi->hwnd);
if(LOWORD(lpcmi->lpVerb) > FCIDM_SHVIEWLAST) return E_INVALIDARG;
switch(LOWORD(lpcmi->lpVerb))
{
case FCIDM_SHVIEW_EXPLORE:
DoOpenExplore(iface, lpcmi->hwnd, "explore");
break;
case FCIDM_SHVIEW_OPEN:
DoOpenExplore(iface, lpcmi->hwnd, "open");
break;
case FCIDM_SHVIEW_RENAME:
DoRename(iface, lpcmi->hwnd);
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break;
case FCIDM_SHVIEW_DELETE:
DoDelete(iface);
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break;
case FCIDM_SHVIEW_COPY:
DoCopyOrCut(iface, lpcmi->hwnd, FALSE);
break;
case FCIDM_SHVIEW_CUT:
DoCopyOrCut(iface, lpcmi->hwnd, TRUE);
break;
}
return NOERROR;
}
/**************************************************************************
* ISvItemCm_fnGetCommandString()
*/
static HRESULT WINAPI ISvItemCm_fnGetCommandString(
IContextMenu *iface,
UINT idCommand,
UINT uFlags,
UINT* lpReserved,
LPSTR lpszName,
UINT uMaxNameLen)
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{
ICOM_THIS(ItemCmImpl, iface);
HRESULT hr = E_INVALIDARG;
TRACE("(%p)->(idcom=%x flags=%x %p name=%p len=%x)\n",This, idCommand, uFlags, lpReserved, lpszName, uMaxNameLen);
switch(uFlags)
{
case GCS_HELPTEXT:
hr = E_NOTIMPL;
break;
case GCS_VERBA:
switch(idCommand)
{
case FCIDM_SHVIEW_RENAME:
strcpy((LPSTR)lpszName, "rename");
hr = NOERROR;
break;
}
break;
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/* NT 4.0 with IE 3.0x or no IE will always call This with GCS_VERBW. In This
case, you need to do the lstrcpyW to the pointer passed.*/
case GCS_VERBW:
switch(idCommand)
{ case FCIDM_SHVIEW_RENAME:
MultiByteToWideChar( CP_ACP, 0, "rename", -1, (LPWSTR)lpszName, uMaxNameLen );
hr = NOERROR;
break;
}
break;
case GCS_VALIDATE:
hr = NOERROR;
break;
}
TRACE("-- (%p)->(name=%s)\n",This, lpszName);
return hr;
}
/**************************************************************************
* ISvItemCm_fnHandleMenuMsg()
* NOTES
* should be only in IContextMenu2 and IContextMenu3
* is nevertheless called from word95
*/
static HRESULT WINAPI ISvItemCm_fnHandleMenuMsg(
IContextMenu *iface,
UINT uMsg,
WPARAM wParam,
LPARAM lParam)
{
ICOM_THIS(ItemCmImpl, iface);
TRACE("(%p)->(msg=%x wp=%x lp=%lx)\n",This, uMsg, wParam, lParam);
return E_NOTIMPL;
}
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static struct ICOM_VTABLE(IContextMenu) cmvt =
{
ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
ISvItemCm_fnQueryInterface,
ISvItemCm_fnAddRef,
ISvItemCm_fnRelease,
ISvItemCm_fnQueryContextMenu,
ISvItemCm_fnInvokeCommand,
ISvItemCm_fnGetCommandString,
ISvItemCm_fnHandleMenuMsg,
(void *) 0xdeadbabe /* just paranoia */
};