|  | /* | 
|  | * 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 NONAMELESSSTRUCT | 
|  | #define NONAMELESSUNION | 
|  | #define COBJMACROS | 
|  |  | 
|  | #include "editor.h" | 
|  | #include "ole2.h" | 
|  | #include "oleauto.h" | 
|  | #include "richole.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 { | 
|  | const ITextServicesVtbl *lpVtbl; | 
|  | ITextHost *pMyHost; | 
|  | LONG ref; | 
|  | CRITICAL_SECTION csTxtSrv; | 
|  | ME_TextEditor *editor; | 
|  | char spare[256]; | 
|  | } ITextServicesImpl; | 
|  |  | 
|  | static const ITextServicesVtbl textservices_Vtbl; | 
|  |  | 
|  | /****************************************************************** | 
|  | *        CreateTextServices (RICHED20.4) | 
|  | */ | 
|  | HRESULT WINAPI CreateTextServices(IUnknown  * pUnkOuter, | 
|  | ITextHost * pITextHost, | 
|  | IUnknown  **ppUnk) | 
|  | { | 
|  | ITextServicesImpl *ITextImpl; | 
|  | HRESULT hres; | 
|  | 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->lpVtbl = &textservices_Vtbl; | 
|  | ITextImpl->editor = ME_MakeEditor(pITextHost, FALSE); | 
|  | ME_HandleMessage(ITextImpl->editor, WM_CREATE, 0, 0, TRUE, &hres); | 
|  |  | 
|  | if (pUnkOuter) | 
|  | { | 
|  | FIXME("Support aggregation\n"); | 
|  | return CLASS_E_NOAGGREGATION; | 
|  | } | 
|  |  | 
|  | *ppUnk = (IUnknown *)ITextImpl; | 
|  | return S_OK; | 
|  | } | 
|  |  | 
|  | #define ICOM_THIS_MULTI(impl,field,iface) \ | 
|  | impl* const This=(impl*)((char*)(iface) - offsetof(impl,field)) | 
|  |  | 
|  | static HRESULT WINAPI fnTextSrv_QueryInterface(ITextServices * iface, | 
|  | REFIID riid, | 
|  | LPVOID * ppv) | 
|  | { | 
|  | ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface); | 
|  | TRACE("(%p/%p)->(%s, %p)\n", This, iface, debugstr_guid(riid), ppv); | 
|  | *ppv = NULL; | 
|  | if (IsEqualIID(riid, &IID_IUnknown) || IsEqualIID(riid, &IID_ITextServices)) | 
|  | *ppv = This; | 
|  |  | 
|  | if (*ppv) | 
|  | { | 
|  | IUnknown_AddRef((IUnknown *)(*ppv)); | 
|  | TRACE ("-- Interface = %p\n", *ppv); | 
|  | return S_OK; | 
|  | } | 
|  | FIXME("Unknown interface: %s\n", debugstr_guid(riid)); | 
|  | return E_NOINTERFACE; | 
|  | } | 
|  |  | 
|  | static ULONG WINAPI fnTextSrv_AddRef(ITextServices *iface) | 
|  | { | 
|  | ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface); | 
|  | DWORD ref = InterlockedIncrement(&This->ref); | 
|  |  | 
|  | TRACE("(%p/%p)->() AddRef from %d\n", This, iface, ref - 1); | 
|  | return ref; | 
|  | } | 
|  |  | 
|  | static ULONG WINAPI fnTextSrv_Release(ITextServices *iface) | 
|  | { | 
|  | ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface); | 
|  | DWORD ref = InterlockedDecrement(&This->ref); | 
|  |  | 
|  | TRACE("(%p/%p)->() Release from %d\n", This, iface, ref + 1); | 
|  |  | 
|  | if (!ref) | 
|  | { | 
|  | ITextHost_Release(This->pMyHost); | 
|  | This->csTxtSrv.DebugInfo->Spare[0] = 0; | 
|  | DeleteCriticalSection(&This->csTxtSrv); | 
|  | CoTaskMemFree(This); | 
|  | } | 
|  | return ref; | 
|  | } | 
|  |  | 
|  | HRESULT WINAPI fnTextSrv_TxSendMessage(ITextServices *iface, | 
|  | UINT msg, | 
|  | WPARAM wparam, | 
|  | LPARAM lparam, | 
|  | LRESULT* plresult) | 
|  | { | 
|  | ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface); | 
|  | HRESULT hresult; | 
|  | LRESULT lresult; | 
|  |  | 
|  | lresult = ME_HandleMessage(This->editor, msg, wparam, lparam, TRUE, &hresult); | 
|  | if (plresult) *plresult = lresult; | 
|  | return hresult; | 
|  | } | 
|  |  | 
|  | 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) | 
|  | { | 
|  | ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface); | 
|  |  | 
|  | FIXME("%p: STUB\n", This); | 
|  | return E_NOTIMPL; | 
|  | } | 
|  |  | 
|  | HRESULT WINAPI fnTextSrv_TxGetHScroll(ITextServices *iface, | 
|  | LONG* plMin, | 
|  | LONG* plMax, | 
|  | LONG* plPos, | 
|  | LONG* plPage, | 
|  | BOOL* pfEnabled) | 
|  | { | 
|  | ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, 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; | 
|  | } | 
|  |  | 
|  | HRESULT WINAPI fnTextSrv_TxGetVScroll(ITextServices *iface, | 
|  | LONG* plMin, | 
|  | LONG* plMax, | 
|  | LONG* plPos, | 
|  | LONG* plPage, | 
|  | BOOL* pfEnabled) | 
|  | { | 
|  | ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, 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; | 
|  | } | 
|  |  | 
|  | HRESULT WINAPI fnTextSrv_OnTxSetCursor(ITextServices *iface, | 
|  | DWORD dwDrawAspect, | 
|  | LONG lindex, | 
|  | void* pvAspect, | 
|  | DVTARGETDEVICE* ptd, | 
|  | HDC hdcDraw, | 
|  | HDC hicTargetDev, | 
|  | LPCRECT lprcClient, | 
|  | INT x, INT y) | 
|  | { | 
|  | ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface); | 
|  |  | 
|  | FIXME("%p: STUB\n", This); | 
|  | return E_NOTIMPL; | 
|  | } | 
|  |  | 
|  | 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) | 
|  | { | 
|  | ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface); | 
|  |  | 
|  | FIXME("%p: STUB\n", This); | 
|  | return E_NOTIMPL; | 
|  | } | 
|  |  | 
|  | HRESULT WINAPI fnTextSrv_OnTxInplaceActivate(ITextServices *iface, | 
|  | LPCRECT prcClient) | 
|  | { | 
|  | ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface); | 
|  |  | 
|  | FIXME("%p: STUB\n", This); | 
|  | return E_NOTIMPL; | 
|  | } | 
|  |  | 
|  | HRESULT WINAPI fnTextSrv_OnTxInplaceDeactivate(ITextServices *iface) | 
|  | { | 
|  | ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface); | 
|  |  | 
|  | FIXME("%p: STUB\n", This); | 
|  | return E_NOTIMPL; | 
|  | } | 
|  |  | 
|  | HRESULT WINAPI fnTextSrv_OnTxUIActivate(ITextServices *iface) | 
|  | { | 
|  | ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface); | 
|  |  | 
|  | FIXME("%p: STUB\n", This); | 
|  | return E_NOTIMPL; | 
|  | } | 
|  |  | 
|  | HRESULT WINAPI fnTextSrv_OnTxUIDeactivate(ITextServices *iface) | 
|  | { | 
|  | ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface); | 
|  |  | 
|  | FIXME("%p: STUB\n", This); | 
|  | return E_NOTIMPL; | 
|  | } | 
|  |  | 
|  | HRESULT WINAPI fnTextSrv_TxGetText(ITextServices *iface, | 
|  | BSTR* pbstrText) | 
|  | { | 
|  | ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, 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); | 
|  | *pbstrText = bstr; | 
|  | } else { | 
|  | *pbstrText = NULL; | 
|  | } | 
|  |  | 
|  | return S_OK; | 
|  | } | 
|  |  | 
|  | HRESULT WINAPI fnTextSrv_TxSetText(ITextServices *iface, | 
|  | LPCWSTR pszText) | 
|  | { | 
|  | ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface); | 
|  | ME_Cursor cursor; | 
|  |  | 
|  | ME_SetCursorToStart(This->editor, &cursor); | 
|  | ME_InternalDeleteText(This->editor, &cursor, | 
|  | ME_GetTextLength(This->editor), FALSE); | 
|  | 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); | 
|  |  | 
|  | return S_OK; | 
|  | } | 
|  |  | 
|  | HRESULT WINAPI fnTextSrv_TxGetCurrentTargetX(ITextServices *iface, | 
|  | LONG* x) | 
|  | { | 
|  | ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface); | 
|  |  | 
|  | FIXME("%p: STUB\n", This); | 
|  | return E_NOTIMPL; | 
|  | } | 
|  |  | 
|  | HRESULT WINAPI fnTextSrv_TxGetBaseLinePos(ITextServices *iface, | 
|  | LONG* x) | 
|  | { | 
|  | ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface); | 
|  |  | 
|  | FIXME("%p: STUB\n", This); | 
|  | return E_NOTIMPL; | 
|  | } | 
|  |  | 
|  | HRESULT WINAPI fnTextSrv_TxGetNaturalSize(ITextServices *iface, | 
|  | DWORD dwAspect, | 
|  | HDC hdcDraw, | 
|  | HDC hicTargetDev, | 
|  | DVTARGETDEVICE* ptd, | 
|  | DWORD dwMode, | 
|  | const SIZEL* psizelExtent, | 
|  | LONG* pwidth, | 
|  | LONG* pheight) | 
|  | { | 
|  | ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface); | 
|  |  | 
|  | FIXME("%p: STUB\n", This); | 
|  | return E_NOTIMPL; | 
|  | } | 
|  |  | 
|  | HRESULT WINAPI fnTextSrv_TxGetDropTarget(ITextServices *iface, | 
|  | IDropTarget** ppDropTarget) | 
|  | { | 
|  | ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface); | 
|  |  | 
|  | FIXME("%p: STUB\n", This); | 
|  | return E_NOTIMPL; | 
|  | } | 
|  |  | 
|  | HRESULT WINAPI fnTextSrv_OnTxPropertyBitsChange(ITextServices *iface, | 
|  | DWORD dwMask, | 
|  | DWORD dwBits) | 
|  | { | 
|  | ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, iface); | 
|  |  | 
|  | FIXME("%p: STUB\n", This); | 
|  | return E_NOTIMPL; | 
|  | } | 
|  |  | 
|  | HRESULT WINAPI fnTextSrv_TxGetCachedSize(ITextServices *iface, | 
|  | DWORD* pdwWidth, | 
|  | DWORD* pdwHeight) | 
|  | { | 
|  | ICOM_THIS_MULTI(ITextServicesImpl, lpVtbl, 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_TxGetCurrentTargetX,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_TxGetCurrentTargetX), | 
|  | THISCALL(fnTextSrv_TxGetBaseLinePos), | 
|  | THISCALL(fnTextSrv_TxGetNaturalSize), | 
|  | THISCALL(fnTextSrv_TxGetDropTarget), | 
|  | THISCALL(fnTextSrv_OnTxPropertyBitsChange), | 
|  | THISCALL(fnTextSrv_TxGetCachedSize) | 
|  | }; |