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Make sure we find the drag and drop functions before calling them.

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Aric Stewart 2003-05-19 23:14:09 +00:00 committed by Alexandre Julliard
parent 33cf3e0bfd
commit 83d92d3e0f
1 changed files with 8 additions and 4 deletions
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12
dlls/shell32/shlview.c
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@ -639,7 +639,7 @@ static LRESULT ShellView_OnCreate(IShellViewImpl * This)
}
}
if(GetShellOle())
if(GetShellOle() && pRegisterDragDrop)
{
if (SUCCEEDED(IShellFolder_CreateViewObject(This->pSFParent, This->hWnd, &IID_IDropTarget, (LPVOID*)&pdt)))
{
@ -1141,6 +1141,10 @@ static LRESULT ShellView_OnNotify(IShellViewImpl * This, UINT CtlID, LPNMHDR lpn
SHFree((LPITEMIDLIST)lpnmlv->lParam); /*delete the pidl because we made a copy of it*/
break;
case LVN_INSERTITEM:
TRACE("-- LVN_INSERTITEM (STUB)%p\n",This);
break;
case LVN_ITEMACTIVATE:
TRACE("-- LVN_ITEMACTIVATE %p\n",This);
OnStateChange(This, CDBOSC_SELCHANGE); /* the browser will get the IDataObject now */
@ -1210,7 +1214,7 @@ static LRESULT ShellView_OnNotify(IShellViewImpl * This, UINT CtlID, LPNMHDR lpn
DWORD dwAttributes = SFGAO_CANLINK;
DWORD dwEffect = DROPEFFECT_COPY | DROPEFFECT_MOVE;
if(GetShellOle())
if(GetShellOle() && pDoDragDrop)
{
if (SUCCEEDED(IShellFolder_GetUIObjectOf(This->pSFParent, This->hWnd, This->cidl, This->apidl, &IID_IDataObject,0,(LPVOID *)&pda)))
{
@ -1361,7 +1365,7 @@ static LRESULT ShellView_OnNotify(IShellViewImpl * This, UINT CtlID, LPNMHDR lpn
break;
default:
TRACE("-- %p WM_COMMAND %x unhandled\n", This, lpnmh->code);
FIXME("-- %p WM_COMMAND %x unhandled\n", This, lpnmh->code);
break;
}
return 0;
@ -1434,7 +1438,7 @@ static LRESULT CALLBACK ShellView_WndProc(HWND hWnd, UINT uMessage, WPARAM wPara
case WM_GETDLGCODE: return SendMessageA(pThis->hWndList,uMessage,0,0);
case WM_DESTROY: if(GetShellOle())
case WM_DESTROY: if(GetShellOle() && pRevokeDragDrop)
{
pRevokeDragDrop(pThis->hWnd);
}