456 lines
12 KiB
C
456 lines
12 KiB
C
/*
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* IContextMenu
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*
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* Copyright 1998 Juergen Schmied <juergen.schmied@metronet.de>
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*/
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#include <string.h>
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#include "winerror.h"
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#include "debugtools.h"
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#include "pidl.h"
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#include "wine/obj_base.h"
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#include "wine/obj_contextmenu.h"
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#include "wine/obj_shellbrowser.h"
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#include "wine/obj_shellextinit.h"
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#include "wine/undocshell.h"
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#include "shell32_main.h"
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DEFAULT_DEBUG_CHANNEL(shell)
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/**************************************************************************
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* IContextMenu VTable
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*
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*/
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static HRESULT WINAPI IContextMenu_fnQueryInterface(IContextMenu *iface, REFIID riid, LPVOID *ppvObj);
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static ULONG WINAPI IContextMenu_fnAddRef(IContextMenu *iface);
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static ULONG WINAPI IContextMenu_fnRelease(IContextMenu *iface);
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static HRESULT WINAPI IContextMenu_fnQueryContextMenu(IContextMenu *iface, HMENU hmenu, UINT indexMenu, UINT idCmdFirst, UINT idCmdLast, UINT uFlags);
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static HRESULT WINAPI IContextMenu_fnInvokeCommand(IContextMenu *iface, LPCMINVOKECOMMANDINFO lpcmi);
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static HRESULT WINAPI IContextMenu_fnGetCommandString(IContextMenu *iface, UINT idCommand, UINT uFlags, LPUINT lpReserved, LPSTR lpszName, UINT uMaxNameLen);
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static HRESULT WINAPI IContextMenu_fnHandleMenuMsg(IContextMenu *iface, UINT uMsg, WPARAM wParam, LPARAM lParam);
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static struct ICOM_VTABLE(IContextMenu) cmvt =
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{
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ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
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IContextMenu_fnQueryInterface,
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IContextMenu_fnAddRef,
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IContextMenu_fnRelease,
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IContextMenu_fnQueryContextMenu,
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IContextMenu_fnInvokeCommand,
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IContextMenu_fnGetCommandString,
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IContextMenu_fnHandleMenuMsg,
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(void *) 0xdeadbabe /* just paranoia */
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};
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/**************************************************************************
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* IContextMenu Implementation
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*/
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typedef struct
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{ ICOM_VFIELD(IContextMenu);
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DWORD ref;
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IShellFolder* pSFParent;
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LPITEMIDLIST pidl; /* root pidl */
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LPITEMIDLIST *aPidls; /* array of child pidls */
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BOOL bAllValues;
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} IContextMenuImpl;
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static struct ICOM_VTABLE(IContextMenu) cmvt;
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/**************************************************************************
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* IContextMenu_AllocPidlTable()
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*/
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static BOOL IContextMenu_AllocPidlTable(IContextMenuImpl *This, DWORD dwEntries)
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{
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TRACE("(%p)->(entrys=%lu)\n",This, dwEntries);
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/*add one for NULL terminator */
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dwEntries++;
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This->aPidls = (LPITEMIDLIST*)SHAlloc(dwEntries * sizeof(LPITEMIDLIST));
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if(This->aPidls)
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{ ZeroMemory(This->aPidls, dwEntries * sizeof(LPITEMIDLIST)); /*set all of the entries to NULL*/
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}
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return (This->aPidls != NULL);
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}
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/**************************************************************************
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* IContextMenu_FreePidlTable()
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*/
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static void IContextMenu_FreePidlTable(IContextMenuImpl *This)
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{
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int i;
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TRACE("(%p)->()\n",This);
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if(This->aPidls)
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{ for(i = 0; This->aPidls[i]; i++)
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{ SHFree(This->aPidls[i]);
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}
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SHFree(This->aPidls);
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This->aPidls = NULL;
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}
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}
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/**************************************************************************
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* IContextMenu_FillPidlTable()
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*/
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static BOOL IContextMenu_FillPidlTable(IContextMenuImpl *This, LPCITEMIDLIST *aPidls, UINT uItemCount)
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{
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UINT i;
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TRACE("(%p)->(apidl=%p count=%u)\n",This, aPidls, uItemCount);
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if(This->aPidls)
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{ for(i = 0; i < uItemCount; i++)
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{ This->aPidls[i] = ILClone(aPidls[i]);
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}
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return TRUE;
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}
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return FALSE;
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}
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/**************************************************************************
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* IContextMenu_CanRenameItems()
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*/
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static BOOL IContextMenu_CanRenameItems(IContextMenuImpl *This)
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{ UINT i;
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DWORD dwAttributes;
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TRACE("(%p)->()\n",This);
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if(This->aPidls)
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{
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for(i = 0; This->aPidls[i]; i++){} /*get the number of items assigned to This object*/
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{ if(i > 1) /*you can't rename more than one item at a time*/
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{ return FALSE;
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}
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}
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dwAttributes = SFGAO_CANRENAME;
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IShellFolder_GetAttributesOf(This->pSFParent, i, (LPCITEMIDLIST*)This->aPidls, &dwAttributes);
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return dwAttributes & SFGAO_CANRENAME;
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}
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return FALSE;
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}
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/**************************************************************************
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* IContextMenu_Constructor()
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*/
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IContextMenu *IContextMenu_Constructor(LPSHELLFOLDER pSFParent, LPCITEMIDLIST pidl, LPCITEMIDLIST *aPidls, UINT uItemCount)
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{ IContextMenuImpl* cm;
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UINT u;
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cm = (IContextMenuImpl*)HeapAlloc(GetProcessHeap(),0,sizeof(IContextMenuImpl));
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ICOM_VTBL(cm)=&cmvt;
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cm->ref = 1;
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cm->pidl = ILClone(pidl);
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cm->pSFParent = pSFParent;
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if(pSFParent)
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IShellFolder_AddRef(pSFParent);
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cm->aPidls = NULL;
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IContextMenu_AllocPidlTable(cm, uItemCount);
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if(cm->aPidls)
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{ IContextMenu_FillPidlTable(cm, aPidls, uItemCount);
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}
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cm->bAllValues = 1;
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for(u = 0; u < uItemCount; u++)
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{ cm->bAllValues &= (_ILIsValue(aPidls[u]) ? 1 : 0);
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}
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TRACE("(%p)->()\n",cm);
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shell32_ObjCount++;
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return (IContextMenu*)cm;
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}
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/**************************************************************************
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* IContextMenu_fnQueryInterface
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*/
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static HRESULT WINAPI IContextMenu_fnQueryInterface(IContextMenu *iface, REFIID riid, LPVOID *ppvObj)
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{
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ICOM_THIS(IContextMenuImpl, iface);
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char xriid[50];
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WINE_StringFromCLSID((LPCLSID)riid,xriid);
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TRACE("(%p)->(\n\tIID:\t%s,%p)\n",This,xriid,ppvObj);
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*ppvObj = NULL;
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if(IsEqualIID(riid, &IID_IUnknown)) /*IUnknown*/
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{ *ppvObj = This;
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}
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else if(IsEqualIID(riid, &IID_IContextMenu)) /*IContextMenu*/
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{ *ppvObj = This;
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}
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else if(IsEqualIID(riid, &IID_IShellExtInit)) /*IShellExtInit*/
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{ FIXME("-- LPSHELLEXTINIT pointer requested\n");
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}
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if(*ppvObj)
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{
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IContextMenu_AddRef((IContextMenu*)*ppvObj);
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TRACE("-- Interface: (%p)->(%p)\n",ppvObj,*ppvObj);
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return S_OK;
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}
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TRACE("-- Interface: E_NOINTERFACE\n");
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return E_NOINTERFACE;
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}
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/**************************************************************************
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* IContextMenu_fnAddRef
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*/
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static ULONG WINAPI IContextMenu_fnAddRef(IContextMenu *iface)
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{
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ICOM_THIS(IContextMenuImpl, iface);
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TRACE("(%p)->(count=%lu)\n",This, This->ref);
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shell32_ObjCount++;
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return ++(This->ref);
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}
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/**************************************************************************
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* IContextMenu_fnRelease
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*/
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static ULONG WINAPI IContextMenu_fnRelease(IContextMenu *iface)
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{
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ICOM_THIS(IContextMenuImpl, iface);
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TRACE("(%p)->()\n",This);
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shell32_ObjCount--;
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if (!--(This->ref))
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{ TRACE(" destroying IContextMenu(%p)\n",This);
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if(This->pSFParent)
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IShellFolder_Release(This->pSFParent);
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if(This->pidl)
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SHFree(This->pidl);
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/*make sure the pidl is freed*/
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if(This->aPidls)
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{ IContextMenu_FreePidlTable(This);
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}
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HeapFree(GetProcessHeap(),0,This);
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return 0;
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}
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return This->ref;
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}
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/**************************************************************************
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* ICM_InsertItem()
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*/
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void WINAPI _InsertMenuItem (
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HMENU hmenu,
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UINT indexMenu,
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BOOL fByPosition,
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UINT wID,
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UINT fType,
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LPSTR dwTypeData,
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UINT fState)
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{
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MENUITEMINFOA mii;
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ZeroMemory(&mii, sizeof(mii));
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mii.cbSize = sizeof(mii);
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if (fType == MFT_SEPARATOR)
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{ mii.fMask = MIIM_ID | MIIM_TYPE;
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}
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else
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{ mii.fMask = MIIM_ID | MIIM_TYPE | MIIM_STATE;
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mii.dwTypeData = dwTypeData;
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mii.fState = fState;
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}
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mii.wID = wID;
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mii.fType = fType;
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InsertMenuItemA( hmenu, indexMenu, fByPosition, &mii);
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}
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/**************************************************************************
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* IContextMenu_fnQueryContextMenu()
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*/
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static HRESULT WINAPI IContextMenu_fnQueryContextMenu(
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IContextMenu *iface,
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HMENU hmenu,
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UINT indexMenu,
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UINT idCmdFirst,
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UINT idCmdLast,
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UINT uFlags)
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{
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ICOM_THIS(IContextMenuImpl, iface);
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BOOL fExplore ;
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TRACE("(%p)->(hmenu=%x indexmenu=%x cmdfirst=%x cmdlast=%x flags=%x )\n",This, hmenu, indexMenu, idCmdFirst, idCmdLast, uFlags);
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if(!(CMF_DEFAULTONLY & uFlags))
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{ if(!This->bAllValues)
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{ /* folder menu */
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fExplore = uFlags & CMF_EXPLORE;
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if(fExplore)
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{ _InsertMenuItem(hmenu, indexMenu++, TRUE, idCmdFirst+IDM_EXPLORE, MFT_STRING, "&Explore", MFS_ENABLED|MFS_DEFAULT);
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_InsertMenuItem(hmenu, indexMenu++, TRUE, idCmdFirst+IDM_OPEN, MFT_STRING, "&Open", MFS_ENABLED);
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}
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else
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{ _InsertMenuItem(hmenu, indexMenu++, TRUE, idCmdFirst+IDM_OPEN, MFT_STRING, "&Open", MFS_ENABLED|MFS_DEFAULT);
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_InsertMenuItem(hmenu, indexMenu++, TRUE, idCmdFirst+IDM_EXPLORE, MFT_STRING, "&Explore", MFS_ENABLED);
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}
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if(uFlags & CMF_CANRENAME)
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{ _InsertMenuItem(hmenu, indexMenu++, TRUE, 0, MFT_SEPARATOR, NULL, 0);
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_InsertMenuItem(hmenu, indexMenu++, TRUE, idCmdFirst+IDM_RENAME, MFT_STRING, "&Rename", (IContextMenu_CanRenameItems(This) ? MFS_ENABLED : MFS_DISABLED));
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}
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}
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else /* file menu */
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{ _InsertMenuItem(hmenu, indexMenu++, TRUE, idCmdFirst+IDM_OPEN, MFT_STRING, "&Open", MFS_ENABLED|MFS_DEFAULT);
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if(uFlags & CMF_CANRENAME)
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{ _InsertMenuItem(hmenu, indexMenu++, TRUE, 0, MFT_SEPARATOR, NULL, 0);
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_InsertMenuItem(hmenu, indexMenu++, TRUE, idCmdFirst+IDM_RENAME, MFT_STRING, "&Rename", (IContextMenu_CanRenameItems(This) ? MFS_ENABLED : MFS_DISABLED));
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}
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}
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return MAKE_HRESULT(SEVERITY_SUCCESS, 0, (IDM_LAST + 1));
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}
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return MAKE_HRESULT(SEVERITY_SUCCESS, 0, 0);
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}
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/**************************************************************************
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* IContextMenu_fnInvokeCommand()
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*/
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static HRESULT WINAPI IContextMenu_fnInvokeCommand(
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IContextMenu *iface,
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LPCMINVOKECOMMANDINFO lpcmi)
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{
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ICOM_THIS(IContextMenuImpl, iface);
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LPITEMIDLIST pidlFQ;
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SHELLEXECUTEINFOA sei;
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int i;
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TRACE("(%p)->(invcom=%p verb=%p wnd=%x)\n",This,lpcmi,lpcmi->lpVerb, lpcmi->hwnd);
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if(LOWORD(lpcmi->lpVerb) > IDM_LAST)
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return E_INVALIDARG;
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switch(LOWORD(lpcmi->lpVerb))
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{ case IDM_EXPLORE:
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case IDM_OPEN:
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/* Find the first item in the list that is not a value. These commands
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should never be invoked if there isn't at least one folder item in the list.*/
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for(i = 0; This->aPidls[i]; i++)
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{ if(!_ILIsValue(This->aPidls[i]))
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break;
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}
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pidlFQ = ILCombine(This->pidl, This->aPidls[i]);
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ZeroMemory(&sei, sizeof(sei));
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sei.cbSize = sizeof(sei);
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sei.fMask = SEE_MASK_IDLIST | SEE_MASK_CLASSNAME;
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sei.lpIDList = pidlFQ;
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sei.lpClass = "folder";
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sei.hwnd = lpcmi->hwnd;
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sei.nShow = SW_SHOWNORMAL;
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if(LOWORD(lpcmi->lpVerb) == IDM_EXPLORE)
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{ sei.lpVerb = "explore";
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}
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else
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{ sei.lpVerb = "open";
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}
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ShellExecuteExA(&sei);
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SHFree(pidlFQ);
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break;
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case IDM_RENAME:
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MessageBeep(MB_OK);
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/*handle rename for the view here*/
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break;
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}
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return NOERROR;
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}
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/**************************************************************************
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* IContextMenu_fnGetCommandString()
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*/
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static HRESULT WINAPI IContextMenu_fnGetCommandString(
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IContextMenu *iface,
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UINT idCommand,
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UINT uFlags,
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LPUINT lpReserved,
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LPSTR lpszName,
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UINT uMaxNameLen)
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{
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ICOM_THIS(IContextMenuImpl, iface);
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HRESULT hr = E_INVALIDARG;
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TRACE("(%p)->(idcom=%x flags=%x %p name=%p len=%x)\n",This, idCommand, uFlags, lpReserved, lpszName, uMaxNameLen);
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switch(uFlags)
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{ case GCS_HELPTEXT:
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hr = E_NOTIMPL;
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break;
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case GCS_VERBA:
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switch(idCommand)
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{ case IDM_RENAME:
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strcpy((LPSTR)lpszName, "rename");
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hr = NOERROR;
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break;
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}
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break;
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/* NT 4.0 with IE 3.0x or no IE will always call This with GCS_VERBW. In This
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case, you need to do the lstrcpyW to the pointer passed.*/
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case GCS_VERBW:
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switch(idCommand)
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{ case IDM_RENAME:
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lstrcpyAtoW((LPWSTR)lpszName, "rename");
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hr = NOERROR;
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break;
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}
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break;
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case GCS_VALIDATE:
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hr = NOERROR;
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break;
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}
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TRACE("-- (%p)->(name=%s)\n",This, lpszName);
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return hr;
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}
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/**************************************************************************
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* IContextMenu_fnHandleMenuMsg()
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* NOTES
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* should be only in IContextMenu2 and IContextMenu3
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* is nevertheless called from word95
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*/
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static HRESULT WINAPI IContextMenu_fnHandleMenuMsg(
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IContextMenu *iface,
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UINT uMsg,
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WPARAM wParam,
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LPARAM lParam)
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{
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ICOM_THIS(IContextMenuImpl, iface);
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TRACE("(%p)->(msg=%x wp=%x lp=%lx)\n",This, uMsg, wParam, lParam);
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return E_NOTIMPL;
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}
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