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richedit: Initial testing of ITextServices methods.

oldstable
Dylan Smith 2008-11-12 14:47:24 -05:00 committed by Alexandre Julliard
parent 6cd908d420
commit e4ef9c5c15
2 changed files with 89 additions and 21 deletions
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91
dlls/riched20/tests/txtsrv.c
View File

@ -34,6 +34,35 @@
static HMODULE hmoduleRichEdit;
/* Define C Macros for ITextServices calls. */
/* Use a special table for x86 machines to convert the thiscall
* calling convention. This isn't needed on other platforms. */
#ifdef __i386__
#define TXTSERV_VTABLE(This) (&itextServicesStdcallVtbl)
#else /* __i386__ */
#define TXTSERV_VTABLE(This) (This)->lpVtbl
#endif /* __i386__ */
#define ITextServices_TxSendMessage(This,a,b,c,d) TXTSERV_VTABLE(This)->TxSendMessage(This,a,b,c,d)
#define ITextServices_TxDraw(This,a,b,c,d,e,f,g,h,i,j,k,l) TXTSERV_VTABLE(This)->TxDraw(This,a,b,c,d,e,f,g,h,i,j,k,l)
#define ITextServices_TxGetHScroll(This,a,b,c,d,e) TXTSERV_VTABLE(This)->TxGetHScroll(This,a,b,c,d,e)
#define ITextServices_TxGetVScroll(This,a,b,c,d,e) TXTSERV_VTABLE(This)->TxGetVScroll(This,a,b,c,d,e)
#define ITextServices_OnTxSetCursor(This,a,b,c,d,e,f,g,h,i) TXTSERV_VTABLE(This)->OnTxSetCursor(This,a,b,c,d,e,f,g,h,i)
#define ITextServices_TxQueryHitPoint(This,a,b,c,d,e,f,g,h,i,j) TXTSERV_VTABLE(This)->TxQueryHitPoint(This,a,b,c,d,e,f,g,h,i,j)
#define ITextServices_OnTxInplaceActivate(This,a) TXTSERV_VTABLE(This)->OnTxInplaceActivate(This,a)
#define ITextServices_OnTxInplaceDeactivate(This) TXTSERV_VTABLE(This)->OnTxInplaceDeactivate(This)
#define ITextServices_OnTxUIActivate(This) TXTSERV_VTABLE(This)->OnTxUIActivate(This)
#define ITextServices_OnTxUIDeactivate(This) TXTSERV_VTABLE(This)->OnTxUIDeactivate(This)
#define ITextServices_TxGetText(This,a) TXTSERV_VTABLE(This)->TxGetText(This,a)
#define ITextServices_TxSetText(This,a) TXTSERV_VTABLE(This)->TxSetText(This,a)
#define ITextServices_TxGetCurrentTargetX(This,a) TXTSERV_VTABLE(This)->TxGetCurrentTargetX(This,a)
#define ITextServices_TxGetBaseLinePos(This,a) TXTSERV_VTABLE(This)->TxGetBaseLinePos(This,a)
#define ITextServices_TxGetNaturalSize(This,a,b,c,d,e,f,g,h) TXTSERV_VTABLE(This)->TxGetNaturalSize(This,a,b,c,d,e,f,g,h)
#define ITextServices_TxGetDropTarget(This,a) TXTSERV_VTABLE(This)->TxGetDropTarget(This,a)
#define ITextServices_OnTxPropertyBitsChange(This,a,b) TXTSERV_VTABLE(This)->OnTxPropertyBitsChange(This,a,b)
#define ITextServices_TxGetCachedSize(This,a,b) TXTSERV_VTABLE(This)->TxGetCachedSize(This,a,b)
/* Set the WINETEST_DEBUG environment variable to be greater than 1 for verbose
* function call traces of ITextHost. */
#define TRACECALL if(winetest_debug > 1) trace
@ -412,6 +441,8 @@ static HRESULT WINAPI ITextHostImpl_TxGetSelectionBarWidth(ITextHost *iface,
return E_NOTIMPL;
}
static ITextServicesVtbl itextServicesStdcallVtbl;
static ITextHostVtbl itextHostVtbl = {
ITextHostImpl_QueryInterface,
ITextHostImpl_AddRef,
@ -461,6 +492,8 @@ static ITextServices *txtserv = NULL;
static ITextHostTestImpl *dummyTextHost;
static void *wrapperCodeMem = NULL;
#include "pshpack1.h"
/* Code structure for x86 byte code */
typedef struct
{
@ -471,6 +504,17 @@ typedef struct
DWORD func;
} THISCALL_TO_STDCALL_THUNK;
typedef struct
{
BYTE pop_eax; /* popl %eax */
BYTE pop_ecx; /* popl %ecx */
BYTE push_eax; /* pushl %eax */
BYTE mov_vtable_eax[2]; /* movl (%ecx), %eax */
BYTE jmp_eax[2]; /* jmp *$vtablefunc_offset(%eax) */
int vtablefunc_offset;
} STDCALL_TO_THISCALL_THUNK;
#include "poppack.h"
static void setup_thiscall_wrappers(void)
{
@ -478,10 +522,13 @@ static void setup_thiscall_wrappers(void)
void** pVtable;
void** pVtableEnd;
THISCALL_TO_STDCALL_THUNK *thunk;
STDCALL_TO_THISCALL_THUNK *thunk2;
wrapperCodeMem = VirtualAlloc(NULL,
(sizeof(ITextHostVtbl)/sizeof(void*) - 3)
* sizeof(THISCALL_TO_STDCALL_THUNK),
* sizeof(THISCALL_TO_STDCALL_THUNK)
+(sizeof(ITextServicesVtbl)/sizeof(void*) - 3)
* sizeof(STDCALL_TO_THISCALL_THUNK),
MEM_COMMIT, PAGE_EXECUTE_READWRITE);
thunk = wrapperCodeMem;
@ -498,7 +545,7 @@ static void setup_thiscall_wrappers(void)
/* Skip QueryInterface, AddRef, and Release native actually
* defined them with the stdcall calling convention. */
pVtable = (void**)&itextHostVtbl + 3;
pVtableEnd = (void**)((char*)&itextHostVtbl + sizeof(ITextHostVtbl));
pVtableEnd = (void**)(&itextHostVtbl + 1);
while (pVtable != pVtableEnd) {
/* write byte code to executable memory */
thunk->pop_eax = 0x58; /* popl %eax */
@ -511,6 +558,29 @@ static void setup_thiscall_wrappers(void)
pVtable++;
thunk++;
}
/* Setup an ITextServices standard call vtable that will call the
* native thiscall vtable when the methods are called. */
/* QueryInterface, AddRef, and Release should be called directly on the
* real vtable since they use the stdcall calling convention. */
thunk2 = (STDCALL_TO_THISCALL_THUNK *)thunk;
pVtable = (void**)&itextServicesStdcallVtbl + 3;
pVtableEnd = (void**)(&itextServicesStdcallVtbl + 1);
while (pVtable != pVtableEnd) {
/* write byte code to executable memory */
thunk2->pop_eax = 0x58; /* popl %eax */
thunk2->pop_ecx = 0x59; /* popl %ecx */
thunk2->push_eax = 0x50; /* pushl %eax */
thunk2->mov_vtable_eax[0] = 0x8b; /* movl (%ecx), %eax */
thunk2->mov_vtable_eax[1] = 0x01;
thunk2->jmp_eax[0] = 0xff; /* jmp *$vtablefunc_offset(%eax) */
thunk2->jmp_eax[1] = 0xa0;
thunk2->vtablefunc_offset = (char*)pVtable - (char*)&itextServicesStdcallVtbl;
*pVtable = thunk2;
pVtable++;
thunk2++;
}
#endif /* __i386__ */
}
@ -557,6 +627,21 @@ static BOOL init_texthost(void)
return TRUE;
}
static void test_TxGetText(void)
{
HRESULT hres;
BSTR rettext;
if (!init_texthost())
return;
hres = ITextServices_TxGetText(txtserv, &rettext);
todo_wine ok(hres == S_OK, "ITextServices_TxGetText failed\n");
IUnknown_Release(txtserv);
CoTaskMemFree(dummyTextHost);
}
START_TEST( txtsrv )
{
setup_thiscall_wrappers();
@ -570,6 +655,8 @@ START_TEST( txtsrv )
{
IUnknown_Release(txtserv);
CoTaskMemFree(dummyTextHost);
test_TxGetText();
}
if (wrapperCodeMem) VirtualFree(wrapperCodeMem, 0, MEM_RELEASE);
}

19
include/textserv.h
View File

@ -147,25 +147,6 @@ DECLARE_INTERFACE_(ITextServices,IUnknown)
#define ITextServices_QueryInterface(p,a,b) (p)->lpVtbl->QueryInterface(p,a,b)
#define ITextServices_AddRef(p) (p)->lpVtbl->AddRef(p)
#define ITextServices_Release(p) (p)->lpVtbl->Release(p)
/*** ITextServices methods ***/
#define ITextServices_TxSendMessage(p,a,b,c,d) (p)->lpVtbl->TxSendMessage(p,a,b,c,d)
#define ITextServices_TxDraw(p,a,b,c,d,e,f,g,h,i,j,k,l) (p)->lpVtbl->TxDraw(p,a,b,c,d,e,f,g,h,i,j,k,l)
#define ITextServices_TxGetHScroll(p,a,b,c,d,e) (p)->lpVtbl->TxGetHScroll(p,a,b,c,d,e)
#define ITextServices_TxGetVScroll(p,a,b,c,d,e) (p)->lpVtbl->TxGetVScroll(p,a,b,c,d,e)
#define ITextServices_OnTxSetCursor(p,a,b,c,d,e,f,g,h,i) (p)->lpVtbl->OnTxSetCursor(p,a,b,c,d,e,f,g,h,i)
#define ITextServices_TxQueryHitPoint(p,a,b,c,d,e,f,g,h,i,j) (p)->lpVtbl->TxQueryHitPoint(p,a,b,c,d,e,f,g,h,i,j)
#define ITextServices_OnTxInplaceActivate(p,a) (p)->lpVtbl->OnTxInplaceActivate(p,a)
#define ITextServices_OnTxInplaceDeactivate(p) (p)->lpVtbl->OnTxInplaceDeactivate(p)
#define ITextServices_OnTxUIActivate(p) (p)->lpVtbl->OnTxUIActivate(p)
#define ITextServices_OnTxUIDeactivate(p) (p)->lpVtbl->OnTxUIDeactivate(p)
#define ITextServices_TxGetText(p,a) (p)->lpVtbl->TxGetText(p,a)
#define ITextServices_TxSetText(p,a) (p)->lpVtbl->TxSetText(p,a)
#define ITextServices_TxGetCurrentTargetX(p,a) (p)->lpVtbl->TxGetCurrentTargetX(p,a)
#define ITextServices_TxGetBaseLinePos(p,a) (p)->lpVtbl->TxGetBaseLinePos(p,a)
#define ITextServices_TxGetNaturalSize(p,a,b,c,d,e,f,g,h) (p)->lpVtbl->TxGetNaturalSize(p,a,b,c,d,e,f,g,h)
#define ITextServices_TxGetDropTarget(p,a) (p)->lpVtbl->TxGetDropTarget(p,a)
#define ITextServices_OnTxPropertyBitsChange(p,a,b) (p)->lpVtbl->OnTxPropertyBitsChange(p,a,b)
#define ITextServices_TxGetCachedSize(p,a,b) (p)->lpVtbl->TxGetCachedSize(p,a,b)
#endif
#undef INTERFACE