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user32/edit: Delegate composition string rendering to the IME UI.

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Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=53860
This commit is contained in:
Rémi Bernon 2023-05-04 20:54:44 +02:00 committed by Alexandre Julliard
parent 40fddc6233
commit 851c57d475
1 changed files with 13 additions and 154 deletions
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167
dlls/user32/edit.c
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@ -128,9 +128,8 @@ typedef struct
/*
* IME Data
*/
UINT composition_len; /* length of composition, 0 == no composition */
int composition_start; /* the character position for the composition */
UINT ime_status; /* IME status flag */
UINT ime_status; /* IME status flag */
/*
* Uniscribe Data
*/
@ -2149,9 +2148,6 @@ static INT EDIT_PaintText(EDITSTATE *es, HDC dc, INT x, INT y, INT line, INT col
{
COLORREF BkColor;
COLORREF TextColor;
LOGFONTW underline_font;
HFONT hUnderline = 0;
HFONT old_font = 0;
INT ret;
INT li;
INT BkMode;
@ -2163,20 +2159,9 @@ static INT EDIT_PaintText(EDITSTATE *es, HDC dc, INT x, INT y, INT line, INT col
BkColor = GetBkColor(dc);
TextColor = GetTextColor(dc);
if (rev) {
if (es->composition_len == 0)
{
SetBkColor(dc, GetSysColor(COLOR_HIGHLIGHT));
SetTextColor(dc, GetSysColor(COLOR_HIGHLIGHTTEXT));
SetBkMode( dc, OPAQUE);
}
else
{
HFONT current = GetCurrentObject(dc,OBJ_FONT);
GetObjectW(current,sizeof(LOGFONTW),&underline_font);
underline_font.lfUnderline = TRUE;
hUnderline = CreateFontIndirectW(&underline_font);
old_font = SelectObject(dc,hUnderline);
}
SetBkColor(dc, GetSysColor(COLOR_HIGHLIGHT));
SetTextColor(dc, GetSysColor(COLOR_HIGHLIGHTTEXT));
SetBkMode(dc, OPAQUE);
}
li = EDIT_EM_LineIndex(es, line);
if (es->style & ES_MULTILINE) {
@ -2188,19 +2173,9 @@ static INT EDIT_PaintText(EDITSTATE *es, HDC dc, INT x, INT y, INT line, INT col
ret = size.cx;
}
if (rev) {
if (es->composition_len == 0)
{
SetBkColor(dc, BkColor);
SetTextColor(dc, TextColor);
SetBkMode( dc, BkMode);
}
else
{
if (old_font)
SelectObject(dc,old_font);
if (hUnderline)
DeleteObject(hUnderline);
}
SetBkColor(dc, BkColor);
SetTextColor(dc, TextColor);
SetBkMode(dc, BkMode);
}
return ret;
}
@ -4362,75 +4337,6 @@ static LRESULT EDIT_EM_GetThumb(EDITSTATE *es)
* The Following code is to handle inline editing from IMEs
*/
static void EDIT_GetCompositionStr(HIMC hIMC, LPARAM CompFlag, EDITSTATE *es)
{
LONG buflen;
LPWSTR lpCompStr;
LPSTR lpCompStrAttr = NULL;
DWORD dwBufLenAttr;
buflen = ImmGetCompositionStringW(hIMC, GCS_COMPSTR, NULL, 0);
if (buflen < 0)
{
return;
}
lpCompStr = HeapAlloc(GetProcessHeap(),0,buflen);
if (!lpCompStr)
{
ERR("Unable to allocate IME CompositionString\n");
return;
}
if (buflen)
ImmGetCompositionStringW(hIMC, GCS_COMPSTR, lpCompStr, buflen);
if (CompFlag & GCS_COMPATTR)
{
/*
* We do not use the attributes yet. it would tell us what characters
* are in transition and which are converted or decided upon
*/
dwBufLenAttr = ImmGetCompositionStringW(hIMC, GCS_COMPATTR, NULL, 0);
if (dwBufLenAttr)
{
dwBufLenAttr ++;
lpCompStrAttr = HeapAlloc(GetProcessHeap(),0,dwBufLenAttr+1);
if (!lpCompStrAttr)
{
ERR("Unable to allocate IME Attribute String\n");
HeapFree(GetProcessHeap(),0,lpCompStr);
return;
}
ImmGetCompositionStringW(hIMC,GCS_COMPATTR, lpCompStrAttr,
dwBufLenAttr);
lpCompStrAttr[dwBufLenAttr] = 0;
}
}
/* check for change in composition start */
if (es->selection_end < es->composition_start)
es->composition_start = es->selection_end;
/* replace existing selection string */
es->selection_start = es->composition_start;
if (es->composition_len > 0)
es->selection_end = es->composition_start + es->composition_len;
else
es->selection_end = es->selection_start;
EDIT_EM_ReplaceSel(es, FALSE, lpCompStr, buflen / sizeof(WCHAR), TRUE, TRUE);
es->composition_len = abs(es->composition_start - es->selection_end);
es->selection_start = es->composition_start;
es->selection_end = es->selection_start + es->composition_len;
HeapFree(GetProcessHeap(),0,lpCompStrAttr);
HeapFree(GetProcessHeap(),0,lpCompStr);
}
static void EDIT_GetResultStr(HIMC hIMC, EDITSTATE *es)
{
LONG buflen;
@ -4450,48 +4356,22 @@ static void EDIT_GetResultStr(HIMC hIMC, EDITSTATE *es)
}
ImmGetCompositionStringW(hIMC, GCS_RESULTSTR, lpResultStr, buflen);
/* check for change in composition start */
if (es->selection_end < es->composition_start)
es->composition_start = es->selection_end;
es->selection_start = es->composition_start;
es->selection_end = es->composition_start + es->composition_len;
EDIT_EM_ReplaceSel(es, TRUE, lpResultStr, buflen / sizeof(WCHAR), TRUE, TRUE);
es->composition_start = es->selection_end;
es->composition_len = 0;
HeapFree(GetProcessHeap(),0,lpResultStr);
}
static void EDIT_ImeComposition(HWND hwnd, LPARAM CompFlag, EDITSTATE *es)
{
HIMC hIMC;
int cursor;
if (es->composition_len == 0 && es->selection_start != es->selection_end)
{
EDIT_EM_ReplaceSel(es, TRUE, NULL, 0, TRUE, TRUE);
es->composition_start = es->selection_end;
}
hIMC = ImmGetContext(hwnd);
if (!hIMC)
return;
if (CompFlag & GCS_RESULTSTR)
{
EDIT_GetResultStr(hIMC, es);
cursor = 0;
}
else
{
if (CompFlag & GCS_COMPSTR)
EDIT_GetCompositionStr(hIMC, CompFlag, es);
cursor = ImmGetCompositionStringW(hIMC, GCS_CURSORPOS, 0, 0);
}
ImmReleaseContext(hwnd, hIMC);
EDIT_SetCaretPos(es, es->selection_start + cursor, es->flags & EF_AFTER_WRAP);
}
@ -5230,32 +5110,11 @@ LRESULT EditWndProc_common( HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam, B
EDIT_UpdateImmCompositionFont(es);
break;
case WM_IME_STARTCOMPOSITION:
es->composition_start = es->selection_end;
es->composition_len = 0;
break;
case WM_IME_COMPOSITION:
if (lParam & GCS_RESULTSTR && !(es->ime_status & EIMES_GETCOMPSTRATONCE))
{
DefWindowProcT(hwnd, msg, wParam, lParam, unicode);
break;
}
EDIT_ImeComposition(hwnd, lParam, es);
break;
case WM_IME_ENDCOMPOSITION:
if (es->composition_len > 0)
{
EDIT_EM_ReplaceSel(es, TRUE, NULL, 0, TRUE, TRUE);
es->selection_end = es->selection_start;
es->composition_len= 0;
}
break;
case WM_IME_COMPOSITIONFULL:
break;
EDIT_EM_ReplaceSel(es, TRUE, NULL, 0, TRUE, TRUE);
if ((lParam & GCS_RESULTSTR) && (es->ime_status & EIMES_GETCOMPSTRATONCE))
EDIT_ImeComposition(hwnd, lParam, es);
return DefWindowProcW(hwnd, msg, wParam, lParam);
case WM_IME_SELECT:
break;