barrier/src/lib/synwinxt/CDataHandlerExtension.cpp

106 lines
3.4 KiB
C++

/*
* synergy -- mouse and keyboard sharing utility
* Copyright (C) 2013 Bolton Software Ltd.
*
* This package is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* found in the file COPYING that should have accompanied this file.
*
* This package 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "CDataHandlerExtension.h"
#include <Shlwapi.h>
#include <strsafe.h>
extern LONG g_refCount;
extern GUID g_CLSID;
extern void updateDraggingDir(char*);
extern void outputDebugStringF(const char *str, ...);
CDataHandlerExtension::CDataHandlerExtension() :
m_refCount(1)
{
outputDebugStringF("synwinxt: > CDataHandlerExtension::ctor, g_refCount=%d\n", g_refCount);
InterlockedIncrement(&g_refCount);
outputDebugStringF("synwinxt: < CDataHandlerExtension::ctor, g_refCount=%d\n", g_refCount);
}
CDataHandlerExtension::~CDataHandlerExtension()
{
outputDebugStringF("synwinxt: > CDataHandlerExtension::dtor, g_refCount=%d\n", g_refCount);
InterlockedDecrement(&g_refCount);
outputDebugStringF("synwinxt: < CDataHandlerExtension::dtor, g_refCount=%d\n", g_refCount);
}
HRESULT STDMETHODCALLTYPE
CDataHandlerExtension::QueryInterface(REFIID riid, void **ppvObject)
{
outputDebugStringF("synwinxt: > CDataHandlerExtension::QueryInterface\n");
static const QITAB qit[] =
{
QITABENT(CDataHandlerExtension, IPersistFile),
QITABENT(CDataHandlerExtension, IDataObject),
{ 0 },
};
HRESULT hr = QISearch(this, qit, riid, ppvObject);
if (FAILED(hr)) {
outputDebugStringF("synwinxt: < CDataHandlerExtension::QueryInterface, hr=FAILED\n");
}
else {
outputDebugStringF("synwinxt: < CDataHandlerExtension::QueryInterface, hr=%d\n", hr);
}
return hr;
}
ULONG STDMETHODCALLTYPE
CDataHandlerExtension::AddRef()
{
outputDebugStringF("synwinxt: > CDataHandlerExtension::AddRef, m_refCount=%d\n", m_refCount);
LONG r = InterlockedIncrement(&m_refCount);
outputDebugStringF("synwinxt: < CDataHandlerExtension::AddRef, r=%d, m_refCount=%d\n", r, m_refCount);
return r;
}
ULONG STDMETHODCALLTYPE
CDataHandlerExtension::Release()
{
outputDebugStringF("synwinxt: > CDataHandlerExtension::Release, m_refCount=%d\n", m_refCount);
LONG r = InterlockedDecrement(&m_refCount);
if (r == 0) {
delete this;
}
outputDebugStringF("synwinxt: < CDataHandlerExtension::Release, r=%d\n", r);
return r;
}
HRESULT STDMETHODCALLTYPE
CDataHandlerExtension::Load(__RPC__in LPCOLESTR pszFileName, DWORD dwMode)
{
outputDebugStringF("synwinxt: > CDataHandlerExtension::Load\n");
char selectedFileDir[MAX_PATH];
StringCchCopyW(m_selectedFileDir, ARRAYSIZE(m_selectedFileDir), pszFileName);
WideCharToMultiByte(CP_ACP, 0, m_selectedFileDir, -1, selectedFileDir, MAX_PATH, NULL, NULL);
updateDraggingDir(selectedFileDir);
outputDebugStringF("synwinxt: < CDataHandlerExtension::Load\n");
return S_OK;
}
HRESULT STDMETHODCALLTYPE
CDataHandlerExtension::GetClassID(__RPC__out CLSID *pClassID)
{
outputDebugStringF("synwinxt: > CDataHandlerExtension::GetClassID\n");
*pClassID = g_CLSID;
outputDebugStringF("synwinxt: < CDataHandlerExtension::GetClassID\n");
return S_OK;
}