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winex11.drv: Simplify X11DRV_ImmSetInternalString.

This commit is contained in:
Kusanagi Kouichi 2010-02-12 14:54:24 +09:00 committed by Alexandre Julliard
parent af0882862f
commit 3739dcd6e5
1 changed files with 32 additions and 95 deletions
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127
dlls/winex11.drv/xim.c
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@ -58,112 +58,45 @@ static XIMStyle ximStyle = 0;
static XIMStyle ximStyleRoot = 0;
static XIMStyle ximStyleRequest = STYLE_CALLBACK;
static BOOL X11DRV_ImmSetInternalString(DWORD dwIndex, DWORD dwOffset,
static void X11DRV_ImmSetInternalString(DWORD dwOffset,
DWORD selLength, LPWSTR lpComp, DWORD dwCompLen)
{
/* Composition strings are edited in chunks */
unsigned int byte_length = dwCompLen * sizeof(WCHAR);
unsigned int byte_offset = dwOffset * sizeof(WCHAR);
unsigned int byte_selection = selLength * sizeof(WCHAR);
BOOL rc = FALSE;
int byte_expansion = byte_length - byte_selection;
LPBYTE ptr_new;
TRACE("( %i, %i, %d, %p, %d):\n", dwOffset, selLength, dwIndex, lpComp, dwCompLen );
TRACE("( %i, %i, %p, %d):\n", dwOffset, selLength, lpComp, dwCompLen );
if (dwIndex == GCS_COMPSTR)
if (byte_expansion + dwCompStringLength >= dwCompStringSize)
{
unsigned int i,j;
LPBYTE ptr_new;
LPBYTE ptr_old;
if ((dwCompLen == 0) && (selLength == 0))
{
/* DO Nothing */
}
/* deletion occurred */
else if ((dwCompLen== 0) && (selLength != 0))
{
if (dwCompStringLength)
{
for (i = 0; i < byte_selection; i++)
{
if (byte_offset+byte_selection+i <
dwCompStringLength)
{
CompositionString[byte_offset + i] =
CompositionString[byte_offset + byte_selection + i];
}
else
CompositionString[byte_offset + i] = 0;
}
/* clean up the end */
dwCompStringLength -= byte_selection;
i = dwCompStringLength;
while (i < dwCompStringSize)
{
CompositionString[i++] = 0;
}
}
}
if (CompositionString)
ptr_new = HeapReAlloc(GetProcessHeap(), 0, CompositionString,
dwCompStringSize + byte_expansion);
else
ptr_new = HeapAlloc(GetProcessHeap(), 0,
dwCompStringSize + byte_expansion);
if (ptr_new == NULL)
{
int byte_expansion = byte_length - byte_selection;
if (byte_expansion + dwCompStringLength >= dwCompStringSize)
{
if (CompositionString)
CompositionString =
HeapReAlloc(GetProcessHeap(), 0,
CompositionString,
dwCompStringSize +
byte_expansion);
else
CompositionString =
HeapAlloc(GetProcessHeap(), 0, dwCompStringSize +
byte_expansion);
memset(&(CompositionString[dwCompStringSize]), 0,
byte_expansion);
dwCompStringSize += byte_expansion;
}
ptr_new = ((LPBYTE)lpComp);
ptr_old = CompositionString + byte_offset + byte_selection;
dwCompStringLength += byte_expansion;
for (j=0,i = byte_offset; i < dwCompStringSize; i++)
{
if (j < byte_length)
{
CompositionString[i] = ptr_new[j++];
}
else
{
if (ptr_old < CompositionString + dwCompStringSize)
{
CompositionString[i] = *ptr_old;
ptr_old++;
}
else
CompositionString[i] = 0;
}
}
ERR("Couldn't expand composition string buffer\n");
return;
}
rc = IME_SetCompositionString(SCS_SETSTR, CompositionString,
dwCompStringLength, NULL, 0);
}
else if ((dwIndex == GCS_RESULTSTR) && (lpComp) && (dwCompLen))
{
rc = IME_SetCompositionString(SCS_SETSTR, lpComp,
byte_length, NULL, 0);
IME_NotifyIME( NI_COMPOSITIONSTR, CPS_COMPLETE, 0);
CompositionString = ptr_new;
dwCompStringSize += byte_expansion;
}
return rc;
ptr_new = CompositionString + byte_offset;
memmove(ptr_new + byte_length, ptr_new + byte_selection,
dwCompStringLength - byte_offset - byte_selection);
memcpy(ptr_new, lpComp, byte_length);
dwCompStringLength += byte_expansion;
IME_SetCompositionString(SCS_SETSTR, CompositionString,
dwCompStringLength, NULL, 0);
}
void X11DRV_XIMLookupChars( const char *str, DWORD count )
@ -172,6 +105,8 @@ void X11DRV_XIMLookupChars( const char *str, DWORD count )
WCHAR *wcOutput;
HWND focus;
TRACE("%p %u\n", str, count);
dwOutput = MultiByteToWideChar(CP_UNIXCP, 0, str, count, NULL, 0);
wcOutput = HeapAlloc(GetProcessHeap(), 0, sizeof(WCHAR) * dwOutput);
if (wcOutput == NULL)
@ -181,7 +116,9 @@ void X11DRV_XIMLookupChars( const char *str, DWORD count )
if ((focus = GetFocus()))
IME_UpdateAssociation(focus);
X11DRV_ImmSetInternalString(GCS_RESULTSTR,0,0,wcOutput,dwOutput);
IME_SetCompositionString(SCS_SETSTR, wcOutput,
sizeof (WCHAR) * dwOutput, NULL, 0);
IME_NotifyIME(NI_COMPOSITIONSTR, CPS_COMPLETE, 0);
HeapFree(GetProcessHeap(), 0, wcOutput);
}
@ -244,20 +181,20 @@ static void XIMPreEditDrawCallback(XIM ic, XPointer client_data,
/* ignore null */
dwOutput --;
X11DRV_ImmSetInternalString (GCS_COMPSTR, sel, len, wcOutput, dwOutput);
X11DRV_ImmSetInternalString (sel, len, wcOutput, dwOutput);
HeapFree(GetProcessHeap(), 0, wcOutput);
}
}
else
{
FIXME("wchar PROBIBILY WRONG\n");
X11DRV_ImmSetInternalString (GCS_COMPSTR, sel, len,
X11DRV_ImmSetInternalString (sel, len,
(LPWSTR)P_DR->text->string.wide_char,
P_DR->text->length);
}
}
else
X11DRV_ImmSetInternalString (GCS_COMPSTR, sel, len, NULL, 0);
X11DRV_ImmSetInternalString (sel, len, NULL, 0);
IME_SetCursorPos(P_DR->caret);
}
TRACE("Finished\n");