Sweden-Number/dlls/shell32/contmenu.c

364 lines
11 KiB
C

/*
* IContextMenu
*
* Copyright 1998 Juergen Schmied <juergen.schmied@metronet.de>
*/
#include "windows.h"
#include "winerror.h"
#include "debug.h"
#include "pidl.h"
#include "shlobj.h"
#include "shell32_main.h"
#define __T(x) x
#define _T(x) __T(x)
#define TEXT _T
static HRESULT WINAPI IContextMenu_QueryInterface(LPCONTEXTMENU ,REFIID , LPVOID *);
static ULONG WINAPI IContextMenu_AddRef(LPCONTEXTMENU);
static ULONG WINAPI IContextMenu_Release(LPCONTEXTMENU);
static HRESULT WINAPI IContextMenu_QueryContextMenu(LPCONTEXTMENU , HMENU32 ,UINT32 ,UINT32 ,UINT32 ,UINT32);
static HRESULT WINAPI IContextMenu_InvokeCommand(LPCONTEXTMENU, LPCMINVOKECOMMANDINFO32);
static HRESULT WINAPI IContextMenu_GetCommandString(LPCONTEXTMENU , UINT32 ,UINT32 ,LPUINT32 ,LPSTR ,UINT32);
static HRESULT WINAPI IContextMenu_HandleMenuMsg(LPCONTEXTMENU, UINT32, WPARAM32, LPARAM);
BOOL32 IContextMenu_AllocPidlTable(LPCONTEXTMENU, DWORD);
void IContextMenu_FreePidlTable(LPCONTEXTMENU);
BOOL32 IContextMenu_CanRenameItems(LPCONTEXTMENU);
BOOL32 IContextMenu_FillPidlTable(LPCONTEXTMENU, LPCITEMIDLIST *, UINT32);
static struct IContextMenu_VTable cmvt =
{ IContextMenu_QueryInterface,
IContextMenu_AddRef,
IContextMenu_Release,
IContextMenu_QueryContextMenu,
IContextMenu_InvokeCommand,
IContextMenu_GetCommandString,
IContextMenu_HandleMenuMsg,
(void *) 0xdeadbabe /* just paranoia */
};
/**************************************************************************
* IContextMenu_QueryInterface
*/
static HRESULT WINAPI IContextMenu_QueryInterface(LPCONTEXTMENU this,REFIID riid, LPVOID *ppvObj)
{ char xriid[50];
WINE_StringFromCLSID((LPCLSID)riid,xriid);
TRACE(shell,"(%p)->(\n\tIID:\t%s,%p)\n",this,xriid,ppvObj);
*ppvObj = NULL;
if(IsEqualIID(riid, &IID_IUnknown)) /*IUnknown*/
{ *ppvObj = (LPUNKNOWN)(LPCONTEXTMENU)this;
}
else if(IsEqualIID(riid, &IID_IContextMenu)) /*IContextMenu*/
{ *ppvObj = (LPCONTEXTMENU)this;
}
else if(IsEqualIID(riid, &IID_IShellExtInit)) /*IShellExtInit*/
{ *ppvObj = (LPSHELLEXTINIT)this;
WARN(shell,"-- LPSHELLEXTINIT pointer requested\n");
}
if(*ppvObj)
{ (*(LPCONTEXTMENU *)ppvObj)->lpvtbl->fnAddRef(this);
TRACE(shell,"-- Interface: (%p)->(%p)\n",ppvObj,*ppvObj);
return S_OK;
}
TRACE(shell,"-- Interface: E_NOINTERFACE\n");
return E_NOINTERFACE;
}
/**************************************************************************
* IContextMenu_AddRef
*/
static ULONG WINAPI IContextMenu_AddRef(LPCONTEXTMENU this)
{ TRACE(shell,"(%p)->(count=%lu)\n",this,(this->ref)+1);
return ++(this->ref);
}
/**************************************************************************
* IContextMenu_Release
*/
static ULONG WINAPI IContextMenu_Release(LPCONTEXTMENU this)
{ TRACE(shell,"(%p)->()\n",this);
if (!--(this->ref))
{ TRACE(shell," destroying IContextMenu(%p)\n",this);
if(this->pSFParent)
this->pSFParent->lpvtbl->fnRelease(this->pSFParent);
/*make sure the pidl is freed*/
if(this->aPidls)
{ IContextMenu_FreePidlTable(this);
}
HeapFree(GetProcessHeap(),0,this);
return 0;
}
return this->ref;
}
/**************************************************************************
* IContextMenu_Constructor()
*/
LPCONTEXTMENU IContextMenu_Constructor(LPSHELLFOLDER pSFParent, LPCITEMIDLIST *aPidls, UINT32 uItemCount)
{ LPCONTEXTMENU cm;
UINT32 u;
cm = (LPCONTEXTMENU)HeapAlloc(GetProcessHeap(),0,sizeof(IContextMenu));
cm->lpvtbl=&cmvt;
cm->ref = 1;
cm->pSFParent = pSFParent;
if(cm->pSFParent)
cm->pSFParent->lpvtbl->fnAddRef(cm->pSFParent);
cm->aPidls = NULL;
IContextMenu_AllocPidlTable(cm, uItemCount);
if(cm->aPidls)
{ IContextMenu_FillPidlTable(cm, aPidls, uItemCount);
}
cm->bAllValues = 1;
for(u = 0; u < uItemCount; u++)
{ cm->bAllValues &= (_ILIsValue(aPidls[u]) ? 1 : 0);
}
TRACE(shell,"(%p)->()\n",cm);
return cm;
}
/**************************************************************************
* ICM_InsertItem()
*/
static void ICM_InsertItem (HMENU32 hmenu, UINT32 indexMenu, UINT32 wID, UINT32 fType, LPSTR dwTypeData, UINT32 fState)
{ MENUITEMINFO32A 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 = MFS_ENABLED | MFS_DEFAULT;
}
mii.wID = wID;
mii.fType = fType;
InsertMenuItem32A( hmenu, indexMenu, TRUE, &mii);
}
/**************************************************************************
* IContextMenu_QueryContextMenu()
*/
static HRESULT WINAPI IContextMenu_QueryContextMenu( LPCONTEXTMENU this, HMENU32 hmenu,
UINT32 indexMenu,UINT32 idCmdFirst,UINT32 idCmdLast,UINT32 uFlags)
{ BOOL32 fExplore ;
TRACE(shell,"(%p)->(hmenu=%x indexmenu=%x cmdfirst=%x cmdlast=%x flags=%x )\n",this, hmenu, indexMenu, idCmdFirst, idCmdLast, uFlags);
if(!(CMF_DEFAULTONLY & uFlags))
{ if(!this->bAllValues)
{ fExplore = uFlags & CMF_EXPLORE;
if(fExplore)
{ ICM_InsertItem(hmenu, indexMenu++, idCmdFirst+IDM_EXPLORE, MFT_STRING, TEXT("&Explore"), MFS_ENABLED|MFS_DEFAULT);
ICM_InsertItem(hmenu, indexMenu++, idCmdFirst+IDM_OPEN, MFT_STRING, TEXT("&Open"), MFS_ENABLED);
}
else
{ ICM_InsertItem(hmenu, indexMenu++, idCmdFirst+IDM_OPEN, MFT_STRING, TEXT("&Open"), MFS_ENABLED|MFS_DEFAULT);
ICM_InsertItem(hmenu, indexMenu++, idCmdFirst+IDM_EXPLORE, MFT_STRING, TEXT("&Explore"), MFS_ENABLED);
}
if(uFlags & CMF_CANRENAME)
{ ICM_InsertItem(hmenu, indexMenu++, 0, MFT_SEPARATOR, NULL, 0);
ICM_InsertItem(hmenu, indexMenu++, idCmdFirst+IDM_RENAME, MFT_STRING, TEXT("&Rename"), (IContextMenu_CanRenameItems(this) ? MFS_ENABLED : MFS_DISABLED));
}
}
return MAKE_HRESULT(SEVERITY_SUCCESS, 0, (IDM_LAST + 1));
}
return MAKE_HRESULT(SEVERITY_SUCCESS, 0, 0);
}
/**************************************************************************
* IContextMenu_InvokeCommand()
*/
static HRESULT WINAPI IContextMenu_InvokeCommand(LPCONTEXTMENU this, LPCMINVOKECOMMANDINFO32 lpcmi)
{ LPITEMIDLIST pidlTemp,pidlFQ;
SHELLEXECUTEINFO32A sei;
int i;
TRACE(shell,"(%p)->(invcom=%p verb=%p)\n",this,lpcmi,lpcmi->lpVerb);
if(HIWORD(lpcmi->lpVerb))
{ //the command is being sent via a verb
return NOERROR;
}
if(LOWORD(lpcmi->lpVerb) > IDM_LAST)
return E_INVALIDARG;
switch(LOWORD(lpcmi->lpVerb))
{ case IDM_EXPLORE:
case IDM_OPEN:
/* 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; this->aPidls[i]; i++)
{ if(!_ILIsValue(this->aPidls[i]))
break;
}
pidlTemp = ILCombine(this->pSFParent->mpidl, this->aPidls[i]);
pidlFQ = ILCombine(this->pSFParent->mpidlNSRoot, pidlTemp);
SHFree(pidlTemp);
ZeroMemory(&sei, sizeof(sei));
sei.cbSize = sizeof(sei);
sei.fMask = SEE_MASK_IDLIST | SEE_MASK_CLASSNAME;
sei.lpIDList = pidlFQ;
sei.lpClass = TEXT("folder");
sei.hwnd = lpcmi->hwnd;
sei.nShow = SW_SHOWNORMAL;
if(LOWORD(lpcmi->lpVerb) == IDM_EXPLORE)
{ sei.lpVerb = TEXT("explore");
}
else
{ sei.lpVerb = TEXT("open");
}
ShellExecuteEx32A(&sei);
SHFree(pidlFQ);
break;
case IDM_RENAME:
MessageBeep32(MB_OK);
/*handle rename for the view here*/
break;
}
return NOERROR;
}
/**************************************************************************
* IContextMenu_GetCommandString()
*/
static HRESULT WINAPI IContextMenu_GetCommandString( LPCONTEXTMENU this, UINT32 idCommand,
UINT32 uFlags,LPUINT32 lpReserved,LPSTR lpszName,UINT32 uMaxNameLen)
{ HRESULT hr = E_INVALIDARG;
TRACE(shell,"(%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 IDM_RENAME:
strcpy((LPSTR)lpszName, "rename");
hr = NOERROR;
break;
}
break;
/* 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 IDM_RENAME:
lstrcpyAtoW((LPWSTR)lpszName, "rename");
hr = NOERROR;
break;
}
break;
case GCS_VALIDATE:
hr = NOERROR;
break;
}
TRACE(shell,"-- (%p)->(name=%s)\n",this, lpszName);
return hr;
}
/**************************************************************************
* IContextMenu_HandleMenuMsg()
* NOTES
* should be only in IContextMenu2 and IContextMenu3
* is nevertheless called from word95
*/
static HRESULT WINAPI IContextMenu_HandleMenuMsg(LPCONTEXTMENU this, UINT32 uMsg,WPARAM32 wParam,LPARAM lParam)
{ TRACE(shell,"(%p)->(msg=%x wp=%x lp=%lx)\n",this, uMsg, wParam, lParam);
return E_NOTIMPL;
}
/**************************************************************************
* IContextMenu_AllocPidlTable()
*/
BOOL32 IContextMenu_AllocPidlTable(LPCONTEXTMENU this, DWORD dwEntries)
{ //add one for NULL terminator
TRACE(shell,"(%p)->(entrys=%lu)\n",this, dwEntries);
dwEntries++;
this->aPidls = (LPITEMIDLIST*)SHAlloc(dwEntries * sizeof(LPITEMIDLIST));
if(this->aPidls)
{ ZeroMemory(this->aPidls, dwEntries * sizeof(LPITEMIDLIST)); /*set all of the entries to NULL*/
}
return (this->aPidls != NULL);
}
/**************************************************************************
* IContextMenu_FreePidlTable()
*/
void IContextMenu_FreePidlTable(LPCONTEXTMENU this)
{ int i;
TRACE(shell,"(%p)->()\n",this);
if(this->aPidls)
{ for(i = 0; this->aPidls[i]; i++)
{ SHFree(this->aPidls[i]);
}
SHFree(this->aPidls);
this->aPidls = NULL;
}
}
/**************************************************************************
* IContextMenu_FillPidlTable()
*/
BOOL32 IContextMenu_FillPidlTable(LPCONTEXTMENU this, LPCITEMIDLIST *aPidls, UINT32 uItemCount)
{ UINT32 i;
TRACE(shell,"(%p)->(apidl=%p count=%u)\n",this, aPidls, uItemCount);
if(this->aPidls)
{ for(i = 0; i < uItemCount; i++)
{ this->aPidls[i] = ILClone(aPidls[i]);
}
return TRUE;
}
return FALSE;
}
/**************************************************************************
* IContextMenu_CanRenameItems()
*/
BOOL32 IContextMenu_CanRenameItems(LPCONTEXTMENU this)
{ UINT32 i;
DWORD dwAttributes;
TRACE(shell,"(%p)->()\n",this);
if(this->aPidls)
{ for(i = 0; this->aPidls[i]; i++){} /*get the number of items assigned to this object*/
if(i > 1) /*you can't rename more than one item at a time*/
{ return FALSE;
}
dwAttributes = SFGAO_CANRENAME;
this->pSFParent->lpvtbl->fnGetAttributesOf(this->pSFParent, i,
(LPCITEMIDLIST*)this->aPidls, &dwAttributes);
return dwAttributes & SFGAO_CANRENAME;
}
return FALSE;
}