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shell32: Set the drop effect from the context menu.

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Zebediah Figura 2024-03-05 00:32:06 -06:00 • committed by Alexandre Julliard
parent 0c35d5cc29
commit a415874f59
1 changed files with 25 additions and 12 deletions
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37
dlls/shell32/shlview_cmenu.c
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@ -327,19 +327,32 @@ static void DoDelete(ContextMenu *This)
}
}
/**************************************************************************
* DoCopyOrCut
*
* copies the currently selected items into the clipboard
*/
static void DoCopyOrCut(ContextMenu *This, HWND hwnd, BOOL cut)
static void do_copy(ContextMenu *This, HWND hwnd, DWORD drop_effect)
{
IDataObject *dataobject;
TRACE("(%p)->(wnd=%p, cut=%d)\n", This, hwnd, cut);
if (SUCCEEDED(IShellFolder_GetUIObjectOf(This->parent, hwnd, This->cidl, (LPCITEMIDLIST*)This->apidl, &IID_IDataObject, 0, (void**)&dataobject)))
{
FORMATETC format;
STGMEDIUM medium;
DWORD *effect_ptr;
HRESULT hr;
InitFormatEtc(format, RegisterClipboardFormatW(CFSTR_PREFERREDDROPEFFECTW), TYMED_HGLOBAL);
medium.tymed = TYMED_HGLOBAL;
medium.pUnkForRelease = NULL;
if (!(medium.hGlobal = GlobalAlloc(GMEM_MOVEABLE, sizeof(DWORD))))
{
IDataObject_Release(dataobject);
return;
}
effect_ptr = GlobalLock(medium.hGlobal);
*effect_ptr = drop_effect;
GlobalUnlock(medium.hGlobal);
if (FAILED(hr = IDataObject_SetData(dataobject, &format, &medium, TRUE)))
ERR("Failed to set data, hr %#lx.\n", hr);
OleSetClipboard(dataobject);
IDataObject_Release(dataobject);
}
@ -973,11 +986,11 @@ static HRESULT WINAPI ItemMenu_InvokeCommand(
break;
case FCIDM_SHVIEW_COPY:
TRACE("Verb FCIDM_SHVIEW_COPY\n");
DoCopyOrCut(This, lpcmi->hwnd, FALSE);
do_copy(This, lpcmi->hwnd, DROPEFFECT_COPY | DROPEFFECT_LINK);
break;
case FCIDM_SHVIEW_CUT:
TRACE("Verb FCIDM_SHVIEW_CUT\n");
DoCopyOrCut(This, lpcmi->hwnd, TRUE);
do_copy(This, lpcmi->hwnd, DROPEFFECT_MOVE);
break;
case FCIDM_SHVIEW_INSERT:
do_paste(This, lpcmi->hwnd);
@ -997,9 +1010,9 @@ static HRESULT WINAPI ItemMenu_InvokeCommand(
if (strcmp(lpcmi->lpVerb,"delete")==0)
DoDelete(This);
else if (strcmp(lpcmi->lpVerb,"copy")==0)
DoCopyOrCut(This, lpcmi->hwnd, FALSE);
do_copy(This, lpcmi->hwnd, DROPEFFECT_COPY | DROPEFFECT_LINK);
else if (strcmp(lpcmi->lpVerb,"cut")==0)
DoCopyOrCut(This, lpcmi->hwnd, TRUE);
do_copy(This, lpcmi->hwnd, DROPEFFECT_MOVE);
else if (!strcmp(lpcmi->lpVerb, "paste"))
do_paste(This, lpcmi->hwnd);
else if (strcmp(lpcmi->lpVerb,"properties")==0)