Sweden-Number/dlls/ole32/tests/dragdrop.c

148 lines
5.0 KiB
C

/*
* Drag and Drop Tests
*
* Copyright 2007 Robert Shearman
*
* 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#define _WIN32_DCOM
#define COBJMACROS
#define CONST_VTABLE
#include <stdarg.h>
#include <stdio.h>
#include "windef.h"
#include "winbase.h"
#include "objbase.h"
#include "wine/test.h"
/* functions that are not present on all versions of Windows */
HRESULT (WINAPI * pCoInitializeEx)(LPVOID lpReserved, DWORD dwCoInit);
static int droptarget_addref_called;
static int droptarget_release_called;
/* helper macros to make tests a bit leaner */
#define ok_ole_success(hr, func) ok(hr == S_OK, func " failed with error 0x%08x\n", hr)
static HRESULT WINAPI DropTarget_QueryInterface(IDropTarget* iface, REFIID riid,
void** ppvObject)
{
trace("DropTarget_QueryInterface\n");
if (IsEqualIID(riid, &IID_IUnknown) ||
IsEqualIID(riid, &IID_IDropTarget))
{
IUnknown_AddRef(iface);
*ppvObject = iface;
return S_OK;
}
*ppvObject = NULL;
return E_NOINTERFACE;
}
static ULONG WINAPI DropTarget_AddRef(IDropTarget* iface)
{
droptarget_addref_called++;
return 2;
}
static ULONG WINAPI DropTarget_Release(IDropTarget* iface)
{
droptarget_release_called++;
return 1;
}
static HRESULT WINAPI DropTarget_DragEnter(IDropTarget* iface,
IDataObject* pDataObj,
DWORD grfKeyState, POINTL pt,
DWORD* pdwEffect)
{
return E_NOTIMPL;
}
static HRESULT WINAPI DropTarget_DragOver(IDropTarget* iface,
DWORD grfKeyState,
POINTL pt,
DWORD* pdwEffect)
{
return E_NOTIMPL;
}
static HRESULT WINAPI DropTarget_DragLeave(IDropTarget* iface)
{
return E_NOTIMPL;
}
static HRESULT WINAPI DropTarget_Drop(IDropTarget* iface,
IDataObject* pDataObj, DWORD grfKeyState,
POINTL pt, DWORD* pdwEffect)
{
return E_NOTIMPL;
}
static const IDropTargetVtbl DropTarget_VTbl =
{
DropTarget_QueryInterface,
DropTarget_AddRef,
DropTarget_Release,
DropTarget_DragEnter,
DropTarget_DragOver,
DropTarget_DragLeave,
DropTarget_Drop
};
static IDropTarget DropTarget = { &DropTarget_VTbl };
START_TEST(dragdrop)
{
HRESULT hr;
hr = RegisterDragDrop(GetDesktopWindow(), &DropTarget);
ok(hr == CO_E_NOTINITIALIZED, "RegisterDragDrop without OLE initialized should have returned CO_E_NOTINITIALIZED instead of 0x%08x\n", hr);
OleInitialize(NULL);
hr = RegisterDragDrop(GetDesktopWindow(), NULL);
ok(hr == E_INVALIDARG, "RegisterDragDrop with NULL IDropTarget * should return E_INVALIDARG instead of 0x%08x\n", hr);
hr = RegisterDragDrop(NULL, &DropTarget);
ok(hr == DRAGDROP_E_INVALIDHWND, "RegisterDragDrop with NULL hwnd should return DRAGDROP_E_INVALIDHWND instead of 0x%08x\n", hr);
hr = RegisterDragDrop((HWND)0xdeadbeef, &DropTarget);
ok(hr == DRAGDROP_E_INVALIDHWND, "RegisterDragDrop with garbage hwnd should return DRAGDROP_E_INVALIDHWND instead of 0x%08x\n", hr);
ok(droptarget_addref_called == 0, "DropTarget_AddRef shouldn't have been called\n");
hr = RegisterDragDrop(GetDesktopWindow(), &DropTarget);
ok_ole_success(hr, "RegisterDragDrop");
ok(droptarget_addref_called == 1, "DropTarget_AddRef should have been called once, not %d times\n", droptarget_addref_called);
hr = RegisterDragDrop(GetDesktopWindow(), &DropTarget);
ok(hr == DRAGDROP_E_ALREADYREGISTERED, "RegisterDragDrop with already registered hwnd should return DRAGDROP_E_ALREADYREGISTERED instead of 0x%08x\n", hr);
ok(droptarget_release_called == 0, "DropTarget_Release shouldn't have been called\n");
OleUninitialize();
ok(droptarget_release_called == 0, "DropTarget_Release shouldn't have been called\n");
hr = RevokeDragDrop(GetDesktopWindow());
ok_ole_success(hr, "RevokeDragDrop");
ok(droptarget_release_called == 1, "DropTarget_Release should have been called once, not %d times\n", droptarget_release_called);
hr = RevokeDragDrop(NULL);
ok(hr == DRAGDROP_E_INVALIDHWND, "RevokeDragDrop with NULL hwnd should return DRAGDROP_E_INVALIDHWND instead of 0x%08x\n", hr);
}