reactos/dll/win32/riched20/txtsrv.c
2018-03-21 13:17:10 +01:00

426 lines
14 KiB
C

/*
* RichEdit - functions and interfaces around CreateTextServices
*
* Copyright 2005, 2006, Maarten Lankhorst
*
* 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
*/
#include "config.h"
#include "wine/port.h"
#define COBJMACROS
#include "editor.h"
#include "ole2.h"
#include "oleauto.h"
#include "richole.h"
#include "tom.h"
#include "imm.h"
#include "textserv.h"
#include "wine/debug.h"
#include "editstr.h"
#ifdef __i386__ /* thiscall functions are i386-specific */
#define THISCALL(func) __thiscall_ ## func
#define DEFINE_THISCALL_WRAPPER(func,args) \
extern typeof(func) THISCALL(func); \
__ASM_STDCALL_FUNC(__thiscall_ ## func, args, \
"popl %eax\n\t" \
"pushl %ecx\n\t" \
"pushl %eax\n\t" \
"jmp " __ASM_NAME(#func) __ASM_STDCALL(args) )
#else /* __i386__ */
#define THISCALL(func) func
#define DEFINE_THISCALL_WRAPPER(func,args) /* nothing */
#endif /* __i386__ */
WINE_DEFAULT_DEBUG_CHANNEL(richedit);
typedef struct ITextServicesImpl {
IUnknown IUnknown_inner;
ITextServices ITextServices_iface;
IUnknown *outer_unk;
LONG ref;
ITextHost *pMyHost;
CRITICAL_SECTION csTxtSrv;
ME_TextEditor *editor;
char spare[256];
} ITextServicesImpl;
static inline ITextServicesImpl *impl_from_IUnknown(IUnknown *iface)
{
return CONTAINING_RECORD(iface, ITextServicesImpl, IUnknown_inner);
}
static HRESULT WINAPI ITextServicesImpl_QueryInterface(IUnknown *iface, REFIID riid, void **ppv)
{
ITextServicesImpl *This = impl_from_IUnknown(iface);
TRACE("(%p)->(%s, %p)\n", iface, debugstr_guid(riid), ppv);
if (IsEqualIID(riid, &IID_IUnknown))
*ppv = &This->IUnknown_inner;
else if (IsEqualIID(riid, &IID_ITextServices))
*ppv = &This->ITextServices_iface;
else if (IsEqualIID(riid, &IID_IRichEditOle) || IsEqualIID(riid, &IID_ITextDocument)) {
if (!This->editor->reOle)
if (!CreateIRichEditOle(This->outer_unk, This->editor, (void **)(&This->editor->reOle)))
return E_OUTOFMEMORY;
if (IsEqualIID(riid, &IID_ITextDocument))
ME_GetITextDocumentInterface(This->editor->reOle, ppv);
else
*ppv = This->editor->reOle;
} else {
*ppv = NULL;
FIXME("Unknown interface: %s\n", debugstr_guid(riid));
return E_NOINTERFACE;
}
IUnknown_AddRef((IUnknown*)*ppv);
return S_OK;
}
static ULONG WINAPI ITextServicesImpl_AddRef(IUnknown *iface)
{
ITextServicesImpl *This = impl_from_IUnknown(iface);
LONG ref = InterlockedIncrement(&This->ref);
TRACE("(%p) ref=%d\n", This, ref);
return ref;
}
static ULONG WINAPI ITextServicesImpl_Release(IUnknown *iface)
{
ITextServicesImpl *This = impl_from_IUnknown(iface);
LONG ref = InterlockedDecrement(&This->ref);
TRACE("(%p) ref=%d\n", This, ref);
if (!ref)
{
ME_DestroyEditor(This->editor);
This->csTxtSrv.DebugInfo->Spare[0] = 0;
DeleteCriticalSection(&This->csTxtSrv);
CoTaskMemFree(This);
}
return ref;
}
static const IUnknownVtbl textservices_inner_vtbl =
{
ITextServicesImpl_QueryInterface,
ITextServicesImpl_AddRef,
ITextServicesImpl_Release
};
static inline ITextServicesImpl *impl_from_ITextServices(ITextServices *iface)
{
return CONTAINING_RECORD(iface, ITextServicesImpl, ITextServices_iface);
}
static HRESULT WINAPI fnTextSrv_QueryInterface(ITextServices *iface, REFIID riid, void **ppv)
{
ITextServicesImpl *This = impl_from_ITextServices(iface);
return IUnknown_QueryInterface(This->outer_unk, riid, ppv);
}
static ULONG WINAPI fnTextSrv_AddRef(ITextServices *iface)
{
ITextServicesImpl *This = impl_from_ITextServices(iface);
return IUnknown_AddRef(This->outer_unk);
}
static ULONG WINAPI fnTextSrv_Release(ITextServices *iface)
{
ITextServicesImpl *This = impl_from_ITextServices(iface);
return IUnknown_Release(This->outer_unk);
}
DECLSPEC_HIDDEN HRESULT WINAPI fnTextSrv_TxSendMessage(ITextServices *iface, UINT msg, WPARAM wparam,
LPARAM lparam, LRESULT *plresult)
{
ITextServicesImpl *This = impl_from_ITextServices(iface);
HRESULT hresult;
LRESULT lresult;
lresult = ME_HandleMessage(This->editor, msg, wparam, lparam, TRUE, &hresult);
if (plresult) *plresult = lresult;
return hresult;
}
DECLSPEC_HIDDEN HRESULT WINAPI fnTextSrv_TxDraw(ITextServices *iface, DWORD dwDrawAspect, LONG lindex,
void *pvAspect, DVTARGETDEVICE *ptd, HDC hdcDraw, HDC hdcTargetDev,
LPCRECTL lprcBounds, LPCRECTL lprcWBounds, LPRECT lprcUpdate,
BOOL (CALLBACK * pfnContinue)(DWORD), DWORD dwContinue,
LONG lViewId)
{
ITextServicesImpl *This = impl_from_ITextServices(iface);
FIXME("%p: STUB\n", This);
return E_NOTIMPL;
}
DECLSPEC_HIDDEN HRESULT WINAPI fnTextSrv_TxGetHScroll(ITextServices *iface, LONG *plMin, LONG *plMax, LONG *plPos,
LONG *plPage, BOOL *pfEnabled)
{
ITextServicesImpl *This = impl_from_ITextServices(iface);
*plMin = This->editor->horz_si.nMin;
*plMax = This->editor->horz_si.nMax;
*plPos = This->editor->horz_si.nPos;
*plPage = This->editor->horz_si.nPage;
*pfEnabled = (This->editor->styleFlags & WS_HSCROLL) != 0;
return S_OK;
}
DECLSPEC_HIDDEN HRESULT WINAPI fnTextSrv_TxGetVScroll(ITextServices *iface, LONG *plMin, LONG *plMax, LONG *plPos,
LONG *plPage, BOOL *pfEnabled)
{
ITextServicesImpl *This = impl_from_ITextServices(iface);
*plMin = This->editor->vert_si.nMin;
*plMax = This->editor->vert_si.nMax;
*plPos = This->editor->vert_si.nPos;
*plPage = This->editor->vert_si.nPage;
*pfEnabled = (This->editor->styleFlags & WS_VSCROLL) != 0;
return S_OK;
}
DECLSPEC_HIDDEN HRESULT WINAPI fnTextSrv_OnTxSetCursor(ITextServices *iface, DWORD dwDrawAspect, LONG lindex,
void *pvAspect, DVTARGETDEVICE *ptd, HDC hdcDraw,
HDC hicTargetDev, LPCRECT lprcClient, INT x, INT y)
{
ITextServicesImpl *This = impl_from_ITextServices(iface);
FIXME("%p: STUB\n", This);
return E_NOTIMPL;
}
DECLSPEC_HIDDEN HRESULT WINAPI fnTextSrv_TxQueryHitPoint(ITextServices *iface, DWORD dwDrawAspect, LONG lindex,
void *pvAspect, DVTARGETDEVICE *ptd, HDC hdcDraw,
HDC hicTargetDev, LPCRECT lprcClient, INT x, INT y,
DWORD *pHitResult)
{
ITextServicesImpl *This = impl_from_ITextServices(iface);
FIXME("%p: STUB\n", This);
return E_NOTIMPL;
}
DECLSPEC_HIDDEN HRESULT WINAPI fnTextSrv_OnTxInplaceActivate(ITextServices *iface, LPCRECT prcClient)
{
ITextServicesImpl *This = impl_from_ITextServices(iface);
FIXME("%p: STUB\n", This);
return E_NOTIMPL;
}
DECLSPEC_HIDDEN HRESULT WINAPI fnTextSrv_OnTxInplaceDeactivate(ITextServices *iface)
{
ITextServicesImpl *This = impl_from_ITextServices(iface);
FIXME("%p: STUB\n", This);
return E_NOTIMPL;
}
DECLSPEC_HIDDEN HRESULT WINAPI fnTextSrv_OnTxUIActivate(ITextServices *iface)
{
ITextServicesImpl *This = impl_from_ITextServices(iface);
FIXME("%p: STUB\n", This);
return E_NOTIMPL;
}
DECLSPEC_HIDDEN HRESULT WINAPI fnTextSrv_OnTxUIDeactivate(ITextServices *iface)
{
ITextServicesImpl *This = impl_from_ITextServices(iface);
FIXME("%p: STUB\n", This);
return E_NOTIMPL;
}
DECLSPEC_HIDDEN HRESULT WINAPI fnTextSrv_TxGetText(ITextServices *iface, BSTR *pbstrText)
{
ITextServicesImpl *This = impl_from_ITextServices(iface);
int length;
length = ME_GetTextLength(This->editor);
if (length)
{
ME_Cursor start;
BSTR bstr;
bstr = SysAllocStringByteLen(NULL, length * sizeof(WCHAR));
if (bstr == NULL)
return E_OUTOFMEMORY;
ME_CursorFromCharOfs(This->editor, 0, &start);
ME_GetTextW(This->editor, bstr, length, &start, INT_MAX, FALSE, FALSE);
*pbstrText = bstr;
} else {
*pbstrText = NULL;
}
return S_OK;
}
DECLSPEC_HIDDEN HRESULT WINAPI fnTextSrv_TxSetText(ITextServices *iface, LPCWSTR pszText)
{
ITextServicesImpl *This = impl_from_ITextServices(iface);
ME_Cursor cursor;
ME_SetCursorToStart(This->editor, &cursor);
ME_InternalDeleteText(This->editor, &cursor, ME_GetTextLength(This->editor), FALSE);
if(pszText)
ME_InsertTextFromCursor(This->editor, 0, pszText, -1, This->editor->pBuffer->pDefaultStyle);
ME_SetSelection(This->editor, 0, 0);
This->editor->nModifyStep = 0;
OleFlushClipboard();
ME_EmptyUndoStack(This->editor);
ME_UpdateRepaint(This->editor, FALSE);
return S_OK;
}
DECLSPEC_HIDDEN HRESULT WINAPI fnTextSrv_TxGetCurTargetX(ITextServices *iface, LONG *x)
{
ITextServicesImpl *This = impl_from_ITextServices(iface);
FIXME("%p: STUB\n", This);
return E_NOTIMPL;
}
DECLSPEC_HIDDEN HRESULT WINAPI fnTextSrv_TxGetBaseLinePos(ITextServices *iface, LONG *x)
{
ITextServicesImpl *This = impl_from_ITextServices(iface);
FIXME("%p: STUB\n", This);
return E_NOTIMPL;
}
DECLSPEC_HIDDEN HRESULT WINAPI fnTextSrv_TxGetNaturalSize(ITextServices *iface, DWORD dwAspect, HDC hdcDraw,
HDC hicTargetDev, DVTARGETDEVICE *ptd, DWORD dwMode,
const SIZEL *psizelExtent, LONG *pwidth, LONG *pheight)
{
ITextServicesImpl *This = impl_from_ITextServices(iface);
FIXME("%p: STUB\n", This);
return E_NOTIMPL;
}
DECLSPEC_HIDDEN HRESULT WINAPI fnTextSrv_TxGetDropTarget(ITextServices *iface, IDropTarget **ppDropTarget)
{
ITextServicesImpl *This = impl_from_ITextServices(iface);
FIXME("%p: STUB\n", This);
return E_NOTIMPL;
}
DECLSPEC_HIDDEN HRESULT WINAPI fnTextSrv_OnTxPropertyBitsChange(ITextServices *iface, DWORD dwMask, DWORD dwBits)
{
ITextServicesImpl *This = impl_from_ITextServices(iface);
FIXME("%p: STUB\n", This);
return E_NOTIMPL;
}
DECLSPEC_HIDDEN HRESULT WINAPI fnTextSrv_TxGetCachedSize(ITextServices *iface, DWORD *pdwWidth, DWORD *pdwHeight)
{
ITextServicesImpl *This = impl_from_ITextServices(iface);
FIXME("%p: STUB\n", This);
return E_NOTIMPL;
}
DEFINE_THISCALL_WRAPPER(fnTextSrv_TxSendMessage,20)
DEFINE_THISCALL_WRAPPER(fnTextSrv_TxDraw,52)
DEFINE_THISCALL_WRAPPER(fnTextSrv_TxGetHScroll,24)
DEFINE_THISCALL_WRAPPER(fnTextSrv_TxGetVScroll,24)
DEFINE_THISCALL_WRAPPER(fnTextSrv_OnTxSetCursor,40)
DEFINE_THISCALL_WRAPPER(fnTextSrv_TxQueryHitPoint,44)
DEFINE_THISCALL_WRAPPER(fnTextSrv_OnTxInplaceActivate,8)
DEFINE_THISCALL_WRAPPER(fnTextSrv_OnTxInplaceDeactivate,4)
DEFINE_THISCALL_WRAPPER(fnTextSrv_OnTxUIActivate,4)
DEFINE_THISCALL_WRAPPER(fnTextSrv_OnTxUIDeactivate,4)
DEFINE_THISCALL_WRAPPER(fnTextSrv_TxGetText,8)
DEFINE_THISCALL_WRAPPER(fnTextSrv_TxSetText,8)
DEFINE_THISCALL_WRAPPER(fnTextSrv_TxGetCurTargetX,8)
DEFINE_THISCALL_WRAPPER(fnTextSrv_TxGetBaseLinePos,8)
DEFINE_THISCALL_WRAPPER(fnTextSrv_TxGetNaturalSize,36)
DEFINE_THISCALL_WRAPPER(fnTextSrv_TxGetDropTarget,8)
DEFINE_THISCALL_WRAPPER(fnTextSrv_OnTxPropertyBitsChange,12)
DEFINE_THISCALL_WRAPPER(fnTextSrv_TxGetCachedSize,12)
static const ITextServicesVtbl textservices_vtbl =
{
fnTextSrv_QueryInterface,
fnTextSrv_AddRef,
fnTextSrv_Release,
THISCALL(fnTextSrv_TxSendMessage),
THISCALL(fnTextSrv_TxDraw),
THISCALL(fnTextSrv_TxGetHScroll),
THISCALL(fnTextSrv_TxGetVScroll),
THISCALL(fnTextSrv_OnTxSetCursor),
THISCALL(fnTextSrv_TxQueryHitPoint),
THISCALL(fnTextSrv_OnTxInplaceActivate),
THISCALL(fnTextSrv_OnTxInplaceDeactivate),
THISCALL(fnTextSrv_OnTxUIActivate),
THISCALL(fnTextSrv_OnTxUIDeactivate),
THISCALL(fnTextSrv_TxGetText),
THISCALL(fnTextSrv_TxSetText),
THISCALL(fnTextSrv_TxGetCurTargetX),
THISCALL(fnTextSrv_TxGetBaseLinePos),
THISCALL(fnTextSrv_TxGetNaturalSize),
THISCALL(fnTextSrv_TxGetDropTarget),
THISCALL(fnTextSrv_OnTxPropertyBitsChange),
THISCALL(fnTextSrv_TxGetCachedSize)
};
/******************************************************************
* CreateTextServices (RICHED20.4)
*/
HRESULT WINAPI CreateTextServices(IUnknown *pUnkOuter, ITextHost *pITextHost, IUnknown **ppUnk)
{
ITextServicesImpl *ITextImpl;
TRACE("%p %p --> %p\n", pUnkOuter, pITextHost, ppUnk);
if (pITextHost == NULL)
return E_POINTER;
ITextImpl = CoTaskMemAlloc(sizeof(*ITextImpl));
if (ITextImpl == NULL)
return E_OUTOFMEMORY;
InitializeCriticalSection(&ITextImpl->csTxtSrv);
ITextImpl->csTxtSrv.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": ITextServicesImpl.csTxtSrv");
ITextImpl->ref = 1;
ITextHost_AddRef(pITextHost);
ITextImpl->pMyHost = pITextHost;
ITextImpl->IUnknown_inner.lpVtbl = &textservices_inner_vtbl;
ITextImpl->ITextServices_iface.lpVtbl = &textservices_vtbl;
ITextImpl->editor = ME_MakeEditor(pITextHost, FALSE);
if (pUnkOuter)
ITextImpl->outer_unk = pUnkOuter;
else
ITextImpl->outer_unk = &ITextImpl->IUnknown_inner;
*ppUnk = &ITextImpl->IUnknown_inner;
return S_OK;
}