Source code of Windows XP (NT5)
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/*++
Copyright (c) 1990-1999 Microsoft Corporation, All Rights Reserved
Module Name:
OFFCARET.C
++*/
#include <windows.h>
#include <immdev.h>
#include "imeattr.h"
#include "imedefs.h"
#include "imerc.h"
#if defined(UNIIME)
#include "uniime.h"
#endif
/**********************************************************************/
/* DestroyOffCaretWindow() */
/**********************************************************************/
void PASCAL DestroyOffCaretWindow( // destroy composition window
HWND hOffCaretWnd)
{
HGLOBAL hUIPrivate;
LPUIPRIV lpUIPrivate;
if (GetWindowLong(hOffCaretWnd, UI_MOVE_OFFSET) != WINDOW_NOT_DRAG) {
// undo the drag border
DrawDragBorder(hOffCaretWnd,
GetWindowLong(hOffCaretWnd, UI_MOVE_XY),
GetWindowLong(hOffCaretWnd, UI_MOVE_OFFSET));
}
hUIPrivate = (HGLOBAL)GetWindowLongPtr(GetWindow(hOffCaretWnd, GW_OWNER),
IMMGWLP_PRIVATE);
if (!hUIPrivate) {
return;
}
lpUIPrivate = (LPUIPRIV)GlobalLock(hUIPrivate);
if (!lpUIPrivate) {
return;
}
#if !defined(ROMANIME)
lpUIPrivate->nShowCompCmd = lpUIPrivate->nShowCandCmd = SW_HIDE;
#endif
lpUIPrivate->nShowStatusCmd = SW_HIDE;
#if !defined(ROMANIME)
lpUIPrivate->hCompWnd = lpUIPrivate->hCandWnd = NULL;
#endif
lpUIPrivate->hStatusWnd = NULL;
GlobalUnlock(hUIPrivate);
return;
}
#if !defined(ROMANIME)
/**********************************************************************/
/* MouseSelectOffCaretCandStr() */
/**********************************************************************/
BOOL PASCAL MouseSelectOffCaretCandStr(
#if defined(UNIIME)
LPINSTDATAL lpInstL,
LPIMEL lpImeL,
#endif
HWND hOffCaretWnd,
LPPOINT lpCursor)
{
BOOL fRet;
HWND hUIWnd;
HIMC hIMC;
LPINPUTCONTEXT lpIMC;
HGLOBAL hUIPrivate;
LPUIPRIV lpUIPrivate;
LPCANDIDATEINFO lpCandInfo;
LPCANDIDATELIST lpCandList;
DWORD dwValue, dwLimit;
UINT nMouseChars, nChars;
fRet = FALSE;
hUIWnd = GetWindow(hOffCaretWnd, GW_OWNER);
hIMC = (HIMC)GetWindowLongPtr(hUIWnd, IMMGWLP_IMC);
if (!hIMC) {
return (fRet);
}
hUIPrivate = (HGLOBAL)GetWindowLongPtr(hUIWnd, IMMGWLP_PRIVATE);
if (!hUIPrivate) {
return (fRet);
}
lpIMC = (LPINPUTCONTEXT)ImmLockIMC(hIMC);
if (!lpIMC) {
return (fRet);
}
if (!lpIMC->hCandInfo) {
goto MouseSelOffCaretCandStrUnlockIMC;
}
lpUIPrivate = (LPUIPRIV)GlobalLock(hUIPrivate);
if (!lpUIPrivate) {
goto MouseSelOffCaretCandStrUnlockIMC;
}
dwValue = lpUIPrivate->nShowCandCmd;
GlobalUnlock(hUIPrivate);
if (dwValue == SW_HIDE) {
// may application draw the UI or currently is not in candidate list
goto MouseSelOffCaretCandStrUnlockIMC;
}
// we can select candidate
fRet = TRUE;
lpCandInfo = (LPCANDIDATEINFO)ImmLockIMCC(lpIMC->hCandInfo);
if (!lpCandInfo) {
goto MouseSelOffCaretCandStrUnlockIMC;
}
nMouseChars = (lpCursor->x - lpImeL->rcCandText.left) * 2 /
sImeG.xChiCharWi;
lpCandList = (LPCANDIDATELIST)((LPBYTE)lpCandInfo +
lpCandInfo->dwOffset[0]);
dwValue = lpCandList->dwPageStart;
// process one page
dwLimit = dwValue + lpCandList->dwPageSize;
if (dwLimit > lpCandList->dwCount) {
dwLimit = lpCandList->dwCount;
}
for (nChars = 0; dwValue < dwLimit; dwValue++) {
UINT uStrLen;
#ifdef UNICODE
LPTSTR lpTmpStr;
#endif
#ifdef UNICODE
// this is not a real string length just an approximate char width
uStrLen = 0;
lpTmpStr = (LPTSTR)((LPBYTE)lpCandList +
lpCandList->dwOffset[dwValue]);
for (; *lpTmpStr; lpTmpStr++) {
if (*lpTmpStr < 0x0200) {
uStrLen += 1;
} else {
uStrLen += 2;
}
}
#else
uStrLen = lstrlen((LPTSTR)((LPBYTE)lpCandList +
lpCandList->dwOffset[dwValue]));
#endif
#if defined(WINAR30)
if (!uStrLen) {
uStrLen = sizeof(WCHAR);
}
#endif
// + 1 for the '1' '2' '3' ....
nChars += uStrLen + 1;
if (nMouseChars < nChars) {
#if defined(UNIIME)
UniNotifyIME(lpInstL, lpImeL, hIMC, NI_SELECTCANDIDATESTR, 0,
dwValue);
#else
NotifyIME(hIMC, NI_SELECTCANDIDATESTR, 0, dwValue);
#endif
break;
}
}
ImmUnlockIMCC(lpIMC->hCandInfo);
if (nMouseChars >= nChars) {
// invalid choice
MessageBeep((UINT)-1);
}
MouseSelOffCaretCandStrUnlockIMC:
ImmUnlockIMC(hIMC);
return (fRet);
}
/**********************************************************************/
/* MouseSelectCandPage() */
/**********************************************************************/
BOOL PASCAL MouseSelectCandPage(
#if defined(UNIIME)
LPIMEL lpImeL,
#endif
HWND hCandWnd,
WORD wCharCode)
{
BOOL fRet;
HWND hUIWnd;
HIMC hIMC;
LPINPUTCONTEXT lpIMC;
HGLOBAL hUIPrivate;
LPUIPRIV lpUIPrivate;
LPCANDIDATEINFO lpCandInfo;
LPPRIVCONTEXT lpImcP;
fRet = FALSE;
hUIWnd = GetWindow(hCandWnd, GW_OWNER);
hIMC = (HIMC)GetWindowLongPtr(hUIWnd, IMMGWLP_IMC);
if (!hIMC) {
return (fRet);
}
hUIPrivate = (HGLOBAL)GetWindowLongPtr(hUIWnd, IMMGWLP_PRIVATE);
if (!hUIPrivate) {
return (fRet);
}
lpIMC = (LPINPUTCONTEXT)ImmLockIMC(hIMC);
if (!lpIMC) {
return (fRet);
}
if (!lpIMC->hCandInfo) {
goto MouseSelCandPageUnlockIMC;
}
if (!lpIMC->hPrivate) {
goto MouseSelCandPageUnlockIMC;
}
lpUIPrivate = (LPUIPRIV)GlobalLock(hUIPrivate);
if (!lpUIPrivate) {
goto MouseSelCandPageUnlockIMC;
}
if (lpUIPrivate->nShowCandCmd == SW_HIDE) {
// may application draw the UI or currently is not in candidate list
goto MouseSelCandPageUnlockIMC;
}
// we can select candidate
fRet = TRUE;
lpCandInfo = (LPCANDIDATEINFO)ImmLockIMCC(lpIMC->hCandInfo);
if (!lpCandInfo) {
goto MouseSelCandPageUnlockUIPriv;
}
lpImcP = (LPPRIVCONTEXT)ImmLockIMCC(lpIMC->hPrivate);
if (!lpImcP) {
goto MouseSelCandPageUnlockCandInfo;
}
ChooseCand(
#if defined(UNIIME)
NULL, lpImeL,
#endif
wCharCode, hIMC, lpIMC, lpCandInfo, lpImcP);
GenerateMessage(hIMC, lpIMC, lpImcP);
ImmUnlockIMCC(lpIMC->hPrivate);
MouseSelCandPageUnlockCandInfo:
ImmUnlockIMCC(lpIMC->hCandInfo);
MouseSelCandPageUnlockUIPriv:
GlobalUnlock(hUIPrivate);
MouseSelCandPageUnlockIMC:
ImmUnlockIMC(hIMC);
return (fRet);
}
#endif
/**********************************************************************/
/* OffCaretSetCursor() */
/**********************************************************************/
void PASCAL OffCaretSetCursor(
#if defined(UNIIME)
LPINSTDATAL lpInstL,
LPIMEL lpImeL,
#endif
HWND hOffCaretWnd,
LPARAM lParam)
{
POINT ptCursor, ptSavCursor;
RECT rcWnd;
if (GetWindowLong(hOffCaretWnd, UI_MOVE_OFFSET) != WINDOW_NOT_DRAG) {
SetCursor(LoadCursor(NULL, IDC_SIZEALL));
return;
}
GetCursorPos(&ptCursor);
ptSavCursor = ptCursor;
ScreenToClient(hOffCaretWnd, &ptCursor);
if (PtInRect(&lpImeL->rcStatusText, ptCursor)) {
SetCursor(LoadCursor(hInst, MAKEINTRESOURCE(IDCR_HAND_CURSOR)));
if (HIWORD(lParam) == WM_LBUTTONDOWN) {
HWND hStatusWnd;
SystemParametersInfo(SPI_GETWORKAREA, 0, &sImeG.rcWorkArea, 0);
hStatusWnd = GetStatusWnd(GetWindow(hOffCaretWnd, GW_OWNER));
if (hStatusWnd) {
SetStatus(
#if defined(UNIIME)
lpImeL,
#endif
hStatusWnd, &ptCursor);
return;
} else {
SetCursor(LoadCursor(NULL, IDC_SIZEALL));
}
} else if (HIWORD(lParam) == WM_RBUTTONUP) {
static BOOL fImeConfigure = FALSE;
HWND hUIWnd, hStatusWnd;
// prevent recursive
if (fImeConfigure) {
// configuration already bring up
return;
}
hUIWnd = GetWindow(hOffCaretWnd, GW_OWNER);
hStatusWnd = GetStatusWnd(hUIWnd);
if (!hStatusWnd) {
return;
}
fImeConfigure = TRUE;
ContextMenu(
#if defined(UNIIME)
lpInstL, lpImeL,
#endif
hStatusWnd, ptSavCursor.x, ptSavCursor.y);
fImeConfigure = FALSE;
return;
} else {
return;
}
#if !defined(ROMANIME)
} else if (PtInRect(&lpImeL->rcCandText, ptCursor)) {
if (HIWORD(lParam) != WM_LBUTTONDOWN) {
SetCursor(LoadCursor(hInst, MAKEINTRESOURCE(IDCR_HAND_CURSOR)));
return;
}
if (MouseSelectOffCaretCandStr(
#if defined(UNIIME)
lpInstL, lpImeL,
#endif
hOffCaretWnd, &ptCursor)) {
return;
}
SetCursor(LoadCursor(NULL, IDC_SIZEALL));
#if defined(WINAR30)
} else if (PtInRect(&lpImeL->rcCompText, ptCursor)) {
SetCursor(LoadCursor(NULL, IDC_SIZEALL));
if (HIWORD(lParam) != WM_LBUTTONDOWN) {
return;
}
#endif
} else if (PtInRect(&lpImeL->rcCandPageUp, ptCursor)) {
if (HIWORD(lParam) != WM_LBUTTONDOWN) {
SetCursor(LoadCursor(hInst, MAKEINTRESOURCE(IDCR_HAND_CURSOR)));
return;
}
if (MouseSelectCandPage(
#if defined(UNIIME)
lpImeL,
#endif
hOffCaretWnd, CHOOSE_PREVPAGE)) {
return;
}
SetCursor(LoadCursor(NULL, IDC_SIZEALL));
} else if (PtInRect(&lpImeL->rcCandHome, ptCursor)) {
if (HIWORD(lParam) != WM_LBUTTONDOWN) {
SetCursor(LoadCursor(hInst, MAKEINTRESOURCE(IDCR_HAND_CURSOR)));
return;
}
if (MouseSelectCandPage(
#if defined(UNIIME)
lpImeL,
#endif
hOffCaretWnd, CHOOSE_HOME)) {
return;
}
SetCursor(LoadCursor(NULL, IDC_SIZEALL));
} else if (PtInRect(&lpImeL->rcCandPageDn, ptCursor)) {
if (HIWORD(lParam) != WM_LBUTTONDOWN) {
SetCursor(LoadCursor(hInst, MAKEINTRESOURCE(IDCR_HAND_CURSOR)));
return;
}
if (MouseSelectCandPage(
#if defined(UNIIME)
lpImeL,
#endif
hOffCaretWnd, CHOOSE_NEXTPAGE)) {
return;
}
SetCursor(LoadCursor(NULL, IDC_SIZEALL));
#endif
} else {
SetCursor(LoadCursor(NULL, IDC_SIZEALL));
if (HIWORD(lParam) != WM_LBUTTONDOWN) {
return;
}
}
SetCapture(hOffCaretWnd);
SetWindowLong(hOffCaretWnd, UI_MOVE_XY,
MAKELONG(ptSavCursor.x, ptSavCursor.y));
GetWindowRect(hOffCaretWnd, &rcWnd);
SetWindowLong(hOffCaretWnd, UI_MOVE_OFFSET,
MAKELONG(ptSavCursor.x - rcWnd.left, ptSavCursor.y - rcWnd.top));
DrawDragBorder(hOffCaretWnd, MAKELONG(ptSavCursor.x, ptSavCursor.y),
GetWindowLong(hOffCaretWnd, UI_MOVE_OFFSET));
return;
}
/**********************************************************************/
/* PaintOffCaretStatus() */
/**********************************************************************/
void PASCAL PaintOffCaretStatus(
#if defined(UNIIME)
LPINSTDATAL lpInstL,
LPIMEL lpImeL,
#endif
HWND hOffCaretWnd,
HDC hDC)
{
HGLOBAL hUIPrivate;
LPUIPRIV lpUIPrivate;
hUIPrivate = (HGLOBAL)GetWindowLongPtr(GetWindow(hOffCaretWnd, GW_OWNER),
IMMGWLP_PRIVATE);
if (!hUIPrivate) {
return;
}
lpUIPrivate = (LPUIPRIV)GlobalLock(hUIPrivate);
if (!lpUIPrivate) {
return;
}
if (lpUIPrivate->fdwSetContext & ISC_OPEN_STATUS_WINDOW) {
PaintStatusWindow(
#if defined(UNIIME)
lpInstL, lpImeL,
#endif
hOffCaretWnd, hDC);
}
GlobalUnlock(hUIPrivate);
return;
}
#if !defined(ROMANIME)
/**********************************************************************/
/* PaintOffCaretCandPage() */
/**********************************************************************/
void PASCAL PaintOffCaretCandPage(
#if defined(UNIIME)
LPIMEL lpImeL,
#endif
HDC hDC,
UINT uCandMode,
LPCANDIDATELIST lpCandList)
{
HBITMAP hCandPromptBmp;
HBITMAP hPageUpBmp, hHomeBmp, hPageDnBmp, hOldBmp;
HDC hMemDC;
hMemDC = CreateCompatibleDC(hDC);
if ( hMemDC == NULL )
{
return;
}
if (uCandMode == CAND_PROMPT_PHRASE) {
hCandPromptBmp = LoadBitmap(hInst,
MAKEINTRESOURCE(IDBM_CAND_PROMPT_PHRASE));
#if defined(WINAR30)
} else if (uCandMode == CAND_PROMPT_QUICK_VIEW) {
hCandPromptBmp = LoadBitmap(hInst,
MAKEINTRESOURCE(IDBM_CAND_PROMPT_QUICK_VIEW));
#endif
} else {
hCandPromptBmp = LoadBitmap(hInst,
MAKEINTRESOURCE(IDBM_CAND_PROMPT_NORMAL));
}
if ( hCandPromptBmp == NULL )
{
DeleteDC(hMemDC);
return;
}
hOldBmp = SelectObject(hMemDC, hCandPromptBmp);
BitBlt(hDC, lpImeL->rcCandPrompt.left, lpImeL->rcCandPrompt.top,
lpImeL->rcCandPrompt.right - lpImeL->rcCandPrompt.left,
lpImeL->rcCandPrompt.bottom - lpImeL->rcCandPrompt.top,
hMemDC, 0, 0, SRCCOPY);
if (lpCandList->dwCount <= lpCandList->dwPageSize) {
goto PaintOffCaretCandPageOvr;
}
if (lpCandList->dwPageStart > 0) {
hPageUpBmp = LoadBitmap(hInst, MAKEINTRESOURCE(IDBM_PAGEUP_HORIZ));
} else {
hPageUpBmp = LoadBitmap(hInst, MAKEINTRESOURCE(IDBM_NO_PAGEUP_HORIZ));
}
if ( hPageUpBmp == NULL )
{
goto PaintOffCaretCandPageOvr;
}
if (lpCandList->dwPageStart > 0) {
hHomeBmp = LoadBitmap(hInst, MAKEINTRESOURCE(IDBM_HOME_HORIZ));
} else {
hHomeBmp = LoadBitmap(hInst, MAKEINTRESOURCE(IDBM_NO_HOME_HORIZ));
}
if ( hHomeBmp == NULL )
{
DeleteObject(hPageUpBmp);
goto PaintOffCaretCandPageOvr;
}
if ((lpCandList->dwPageStart + lpCandList->dwPageSize) <
lpCandList->dwCount) {
hPageDnBmp = LoadBitmap(hInst, MAKEINTRESOURCE(IDBM_PAGEDN_HORIZ));
} else {
hPageDnBmp = LoadBitmap(hInst, MAKEINTRESOURCE(IDBM_NO_PAGEDN_HORIZ));
}
if ( hPageDnBmp == NULL )
{
DeleteObject(hPageUpBmp);
DeleteObject(hHomeBmp);
goto PaintOffCaretCandPageOvr;
}
SelectObject(hMemDC, hPageUpBmp);
BitBlt(hDC, lpImeL->rcCandPageUp.left, lpImeL->rcCandPageUp.top,
lpImeL->rcCandPageUp.right - lpImeL->rcCandPageUp.left,
lpImeL->rcCandPageUp.bottom - lpImeL->rcCandPageUp.top,
hMemDC, 0, 0, SRCCOPY);
SelectObject(hMemDC, hHomeBmp);
BitBlt(hDC, lpImeL->rcCandHome.left, lpImeL->rcCandHome.top,
lpImeL->rcCandHome.right - lpImeL->rcCandHome.left,
lpImeL->rcCandHome.bottom - lpImeL->rcCandHome.top,
hMemDC, 0, 0, SRCCOPY);
SelectObject(hMemDC, hPageDnBmp);
BitBlt(hDC, lpImeL->rcCandPageDn.left, lpImeL->rcCandPageDn.top,
lpImeL->rcCandPageDn.right - lpImeL->rcCandPageDn.left,
lpImeL->rcCandPageDn.bottom - lpImeL->rcCandPageDn.top,
hMemDC, 0, 0, SRCCOPY);
SelectObject(hMemDC, hOldBmp);
DeleteObject(hPageUpBmp);
DeleteObject(hHomeBmp);
DeleteObject(hPageDnBmp);
PaintOffCaretCandPageOvr:
SelectObject(hMemDC, hOldBmp);
DeleteDC(hMemDC);
DeleteObject(hCandPromptBmp);
return;
}
/**********************************************************************/
/* PaintOffCaretComposition() */
/**********************************************************************/
void PASCAL PaintOffCaretComposition(
#if defined(UNIIME)
LPIMEL lpImeL,
#endif
HWND hOffCaretWnd,
HDC hDC)
{
HWND hUIWnd;
HIMC hIMC;
LPINPUTCONTEXT lpIMC;
HGLOBAL hUIPrivate;
LPUIPRIV lpUIPrivate;
LPPRIVCONTEXT lpImcP;
HGDIOBJ hOldFont;
LPTSTR lpStr;
RECT rcSunken;
LOGFONT lfFont;
HFONT hNewFont;
hUIWnd = GetWindow(hOffCaretWnd, GW_OWNER);
hIMC = (HIMC)GetWindowLongPtr(hUIWnd, IMMGWLP_IMC);
if (!hIMC) {
return;
}
hUIPrivate = (HGLOBAL)GetWindowLongPtr(hUIWnd, IMMGWLP_PRIVATE);
if (!hUIPrivate) {
return;
}
lpIMC = (LPINPUTCONTEXT)ImmLockIMC(hIMC);
if (!lpIMC) {
return;
}
lpUIPrivate = (LPUIPRIV)GlobalLock(hUIPrivate);
if (!lpUIPrivate) {
goto PaintOffCaretCompUnlockIMC;
}
rcSunken = lpImeL->rcCompText;
rcSunken.left -= lpImeL->cxCompBorder;
rcSunken.top -= lpImeL->cyCompBorder;
rcSunken.right += lpImeL->cxCompBorder;
rcSunken.bottom += lpImeL->cyCompBorder;
DrawEdge(hDC, &rcSunken, BDR_SUNKENOUTER, BF_RECT);
hOldFont = GetCurrentObject(hDC, OBJ_FONT);
GetObject(hOldFont, sizeof(lfFont), &lfFont);
if (sImeG.fDiffSysCharSet) {
lfFont.lfCharSet = NATIVE_CHARSET;
lfFont.lfFaceName[0] = TEXT('\0');
}
lfFont.lfWeight = FW_DONTCARE;
hNewFont = CreateFontIndirect(&lfFont);
if ( hNewFont != NULL )
{
SelectObject(hDC, (HGDIOBJ)hNewFont);
}
else
{
// return error
GlobalUnlock(hUIPrivate);
ImmUnlockIMC(hIMC);
return;
}
#if defined(WINAR30)
rcSunken = lpImeL->rcCandText;
rcSunken.left -= lpImeL->cxCandMargin;
rcSunken.top -= lpImeL->cyCandMargin;
rcSunken.right += lpImeL->cxCandMargin;
rcSunken.bottom += lpImeL->cyCandMargin;
DrawEdge(hDC, &rcSunken, BDR_SUNKENOUTER, BF_RECT);
#endif
// light gray background
SetBkColor(hDC, RGB(0xC0, 0xC0, 0xC0));
if (lpUIPrivate->nShowCandCmd != SW_HIDE) {
LPCANDIDATEINFO lpCandInfo;
LPCANDIDATELIST lpCandList;
BOOL fCandidate;
DWORD dwStart, dwEnd;
UINT uCandMode;
int i, nChars, nHalfChars;
TCHAR szStrBuf[CANDPERPAGE * 3 + 1];
#ifdef UNICODE
int iDx[CANDPERPAGE * 3 + 1];
#endif
fCandidate = FALSE;
if (!lpIMC->hCandInfo) {
goto PaintOffCaretCompChkCandInfo;
}
lpCandInfo = (LPCANDIDATEINFO)ImmLockIMCC(lpIMC->hCandInfo);
if (!lpCandInfo) {
goto PaintOffCaretCompChkCandInfo;
}
if (!lpCandInfo->dwCount) {
goto PaintOffCaretCompUnlockCandInfo;
}
lpCandList = (LPCANDIDATELIST)((LPBYTE)lpCandInfo +
lpCandInfo->dwOffset[0]);
if (!lpCandList->dwCount) {
goto PaintOffCaretCompUnlockCandInfo;
}
dwStart = lpCandList->dwPageStart;
dwEnd = dwStart + lpCandList->dwPageSize;
if (dwEnd > lpCandList->dwCount) {
dwEnd = lpCandList->dwCount;
}
fCandidate = TRUE;
lpImcP = (LPPRIVCONTEXT)ImmLockIMCC(lpIMC->hPrivate);
if (!lpImcP) {
uCandMode = CAND_PROMPT_NORMAL;
} else if (lpImcP->iImeState == CST_INIT) {
// phrase prediction
SetTextColor(hDC, RGB(0x00, 0x80, 0x00));
uCandMode = CAND_PROMPT_PHRASE;
#if defined(WINAR30)
} else if (lpImcP->iImeState != CST_CHOOSE) {
// quick key
SetTextColor(hDC, RGB(0x80, 0x00, 0x80));
uCandMode = CAND_PROMPT_QUICK_VIEW;
#endif
} else {
uCandMode = CAND_PROMPT_NORMAL;
}
if (lpImcP) {
ImmUnlockIMCC(lpIMC->hPrivate);
}
PaintOffCaretCandPage(
#if defined(UNIIME)
lpImeL,
#endif
hDC, uCandMode, lpCandList);
for (i = 0, nChars = 0, nHalfChars = 0; dwStart < dwEnd;
dwStart++, i++) {
int nCharsInOneStr;
int nHalfCharsInOneStr; // how many half width chars
// one full width char ==
// 2 half width chars
int nLimit; // the room left to the candidate window
#ifdef UNICODE
LPTSTR lpTmpStr;
#endif
lpStr = (LPTSTR)((LPBYTE)lpCandList +
lpCandList->dwOffset[dwStart]);
nLimit = CANDPERPAGE * 3 - nHalfChars;
if (nLimit <= 1) {
break;
}
szStrBuf[nChars] = szDigit[i + lpImeL->wCandStart];
#ifdef UNICODE
// the digit for select candidate
iDx[nChars] = sImeG.xChiCharWi / 2;
nCharsInOneStr = nHalfCharsInOneStr = 1;
#if defined(WINAR30) //1996/12/12
iDx[nChars + nCharsInOneStr] = sImeG.xChiCharWi;
#endif
for (lpTmpStr = lpStr; *lpTmpStr; lpTmpStr++, nCharsInOneStr++) {
if (nHalfCharsInOneStr > nLimit) {
break;
} else if (*lpTmpStr < 0x0200) {
nHalfCharsInOneStr += 1;
iDx[nChars + nCharsInOneStr] = sImeG.xChiCharWi / 2;
} else {
nHalfCharsInOneStr += 2;
iDx[nChars + nCharsInOneStr] = sImeG.xChiCharWi;
}
}
#else
nHalfCharsInOneStr = nCharsInOneStr = lstrlen(lpStr) + 1;
#endif
if (nHalfCharsInOneStr <= nLimit) {
// the room is enough, nChars + 1 for "1", "2", "3", ...
CopyMemory(&szStrBuf[nChars + 1], lpStr,
(nCharsInOneStr - 1) * sizeof(TCHAR));
} else if (i) {
break;
} else {
#ifdef UNICODE
if (lpStr[nCharsInOneStr - 2 - 1] < 0x0200) {
// we need more room to put ".."
nCharsInOneStr -= 2;
} else {
nCharsInOneStr -= 1;
}
#else
nHalfCharsInOneStr = nCharsInOneStr = nLimit - 2;
#endif
// nChars + 1 for "1", "2", "3", ...
CopyMemory(&szStrBuf[nChars + 1], lpStr,
(nCharsInOneStr - 1) * sizeof(TCHAR));
#ifdef UNICODE
// unicode of ..
iDx[nChars + nCharsInOneStr] = sImeG.xChiCharWi;
szStrBuf[nChars + nCharsInOneStr++] = 0x2025;
#else
szStrBuf[nChars + nCharsInOneStr++] = '.';
szStrBuf[nChars + nCharsInOneStr++] = '.';
#endif
}
#if defined(WINAR30)
if (nCharsInOneStr <= 1) {
#ifdef UNICODE
// add unicode 0x25A1
*(LPWSTR)&szStrBuf[nChars +1] = 0x25A1;
#else
// add big-5 0xA1BC
*(LPWSTR)&szStrBuf[nChars +1] = 0xBCA1;
#endif
nCharsInOneStr =1+ sizeof(WCHAR) / sizeof(TCHAR);
}
#endif
nChars += nCharsInOneStr;
nHalfChars += nHalfCharsInOneStr;
if (nHalfCharsInOneStr >= nLimit) {
break;
}
}
ExtTextOut(hDC, lpImeL->rcCandText.left, lpImeL->rcCandText.top,
ETO_OPAQUE, &lpImeL->rcCandText,
szStrBuf, nChars, iDx);
PaintOffCaretCompUnlockCandInfo:
ImmUnlockIMCC(lpIMC->hCandInfo);
PaintOffCaretCompChkCandInfo:
if (fCandidate) {
#if !defined(WINAR30)
goto PaintOffCaretCompUnlockUIPriv;
#else
} else {
goto PaintOffCaretCandNone;
#endif
}
#if defined(WINAR30)
} else {
PaintOffCaretCandNone:
ExtTextOut(hDC, lpImeL->rcCandText.left, lpImeL->rcCandText.top,
ETO_OPAQUE, &lpImeL->rcCandText, (LPTSTR)NULL, 0, NULL);
#endif
}
// the composition window has daul function 1. composition window
// 2. guideline so we need more check on ISC_xxx flags
if (lpUIPrivate->nShowCompCmd == SW_HIDE) {
goto PaintOffCaretCompNone;
} else if (lpUIPrivate->fdwSetContext & ISC_SHOWUICOMPOSITIONWINDOW) {
LPCOMPOSITIONSTRING lpCompStr;
DWORD dwCompStrLen;
if (!lpIMC->hCompStr) {
goto PaintOffCaretCompGuideLine;
}
lpCompStr = (LPCOMPOSITIONSTRING)ImmLockIMCC(lpIMC->hCompStr);
if (!lpCompStr) {
goto PaintOffCaretCompGuideLine;
}
dwCompStrLen = lpCompStr->dwCompStrLen;
if (!lpCompStr->dwCompStrLen) {
goto PaintOffCaretCompUnlockCompStr;
}
// black text for compistion string
SetTextColor(hDC, RGB(0x00, 0x00, 0x00));
ExtTextOut(hDC, lpImeL->rcCompText.left, lpImeL->rcCompText.top,
ETO_OPAQUE, &lpImeL->rcCompText,
(LPTSTR)((LPBYTE)lpCompStr + lpCompStr->dwCompStrOffset),
lpCompStr->dwCompStrLen, iDx);
if (lpCompStr->dwCompStrLen <= lpCompStr->dwCursorPos) {
goto PaintOffCaretCompUnlockCompStr;
}
// there is error part
// red text for error
SetTextColor(hDC, RGB(0xFF, 0x00, 0x00));
// dark gray background for error
SetBkColor(hDC, RGB(0x80, 0x80, 0x80));
ExtTextOut(hDC, lpImeL->rcCompText.left +
lpCompStr->dwCursorPos * sImeG.xChiCharWi /
(sizeof(WCHAR) / sizeof(TCHAR)),
lpImeL->rcCompText.top,
ETO_OPAQUE, NULL,
(LPTSTR)((LPBYTE)lpCompStr + lpCompStr->dwCompStrOffset +
lpCompStr->dwCursorPos),
(lpCompStr->dwCompStrLen - lpCompStr->dwCursorPos), iDx);
PaintOffCaretCompUnlockCompStr:
ImmUnlockIMCC(lpIMC->hCompStr);
if (!dwCompStrLen) {
goto PaintOffCaretCompGuideLine;
}
} else if (lpUIPrivate->fdwSetContext & ISC_SHOWUIGUIDELINE) {
LPGUIDELINE lpGuideLine;
BOOL fGuideLine;
LPCANDIDATELIST lpCandList;
UINT uStrLen;
PaintOffCaretCompGuideLine:
if (!lpIMC->hGuideLine) {
goto PaintOffCaretCompNone;
}
lpGuideLine = (LPGUIDELINE)ImmLockIMCC(lpIMC->hGuideLine);
if (!lpGuideLine) {
goto PaintOffCaretCompNone;
}
fGuideLine = FALSE;
if (lpGuideLine->dwLevel != GL_LEVEL_INFORMATION) {
goto PaintOffCaretCompUnlockGuideLine;
} else if (lpGuideLine->dwIndex != GL_ID_REVERSECONVERSION) {
goto PaintOffCaretCompUnlockGuideLine;
} else {
}
lpCandList = (LPCANDIDATELIST)((LPBYTE)lpGuideLine +
lpGuideLine->dwPrivateOffset);
if (!lpCandList) {
goto PaintOffCaretCompUnlockGuideLine;
} else if (!lpCandList->dwCount) {
goto PaintOffCaretCompUnlockGuideLine;
} else {
fGuideLine = TRUE;
}
// green text for information
SetTextColor(hDC, RGB(0x00, 0x80, 0x00));
lpStr = (LPTSTR)((LPBYTE)lpCandList + lpCandList->dwOffset[0]);
uStrLen = lstrlen(lpStr);
ExtTextOut(hDC, lpImeL->rcCompText.left, lpImeL->rcCompText.top,
ETO_OPAQUE, &lpImeL->rcCompText, lpStr, uStrLen, iDx);
PaintOffCaretCompUnlockGuideLine:
ImmUnlockIMCC(lpIMC->hGuideLine);
if (!fGuideLine) {
goto PaintOffCaretCompNone;
}
} else {
PaintOffCaretCompNone:
ExtTextOut(hDC, lpImeL->rcCompText.left, lpImeL->rcCompText.top,
ETO_OPAQUE, &lpImeL->rcCompText, (LPTSTR)NULL, 0, NULL);
}
DeleteObject(SelectObject(hDC, hOldFont));
#if !defined(WINAR30)
PaintOffCaretCompUnlockUIPriv:
#endif
GlobalUnlock(hUIPrivate);
PaintOffCaretCompUnlockIMC:
ImmUnlockIMC(hIMC);
return;
}
#endif
/**********************************************************************/
/* OffCaretWndProc() / UniOffCaretWndProc() */
/**********************************************************************/
#if defined(UNIIME)
LRESULT WINAPI UniOffCaretWndProc(
LPINSTDATAL lpInstL,
LPIMEL lpImeL,
#else
LRESULT CALLBACK OffCaretWndProc(
#endif
HWND hOffCaretWnd,
UINT uMsg,
WPARAM wParam,
LPARAM lParam)
{
switch (uMsg) {
case WM_DESTROY:
DestroyOffCaretWindow(hOffCaretWnd);
break;
case WM_SETCURSOR:
OffCaretSetCursor(
#if defined(UNIIME)
lpInstL, lpImeL,
#endif
hOffCaretWnd, lParam);
break;
case WM_MOUSEMOVE:
if (GetWindowLong(hOffCaretWnd, UI_MOVE_OFFSET) != WINDOW_NOT_DRAG) {
POINT ptCursor;
DrawDragBorder(hOffCaretWnd,
GetWindowLong(hOffCaretWnd, UI_MOVE_XY),
GetWindowLong(hOffCaretWnd, UI_MOVE_OFFSET));
GetCursorPos(&ptCursor);
SetWindowLong(hOffCaretWnd, UI_MOVE_XY,
MAKELONG(ptCursor.x, ptCursor.y));
DrawDragBorder(hOffCaretWnd, MAKELONG(ptCursor.x, ptCursor.y),
GetWindowLong(hOffCaretWnd, UI_MOVE_OFFSET));
} else {
return DefWindowProc(hOffCaretWnd, uMsg, wParam, lParam);
}
break;
case WM_LBUTTONUP:
if (GetWindowLong(hOffCaretWnd, UI_MOVE_OFFSET) != WINDOW_NOT_DRAG) {
LONG lTmpCursor, lTmpOffset;
POINT ptCursor;
HWND hUIWnd;
lTmpCursor = GetWindowLong(hOffCaretWnd, UI_MOVE_XY);
// calculate the org by the offset
lTmpOffset = GetWindowLong(hOffCaretWnd, UI_MOVE_OFFSET);
DrawDragBorder(hOffCaretWnd, lTmpCursor, lTmpOffset);
ptCursor.x = (*(LPPOINTS)&lTmpCursor).x - (*(LPPOINTS)&lTmpOffset).x;
ptCursor.y = (*(LPPOINTS)&lTmpCursor).y - (*(LPPOINTS)&lTmpOffset).y;
SetWindowLong(hOffCaretWnd, UI_MOVE_OFFSET, WINDOW_NOT_DRAG);
ReleaseCapture();
AdjustStatusBoundary(
#if defined(UNIIME)
lpImeL,
#endif
&ptCursor);
hUIWnd = GetWindow(hOffCaretWnd, GW_OWNER);
ImmSetStatusWindowPos((HIMC)GetWindowLongPtr(hUIWnd, IMMGWLP_IMC),
&ptCursor);
} else {
return DefWindowProc(hOffCaretWnd, uMsg, wParam, lParam);
}
break;
case WM_IME_NOTIFY:
if (wParam == IMN_SETSTATUSWINDOWPOS) {
SetStatusWindowPos(
#if defined(UNIIME)
lpImeL,
#endif
hOffCaretWnd);
}
break;
case WM_PAINT:
{
HDC hDC;
PAINTSTRUCT ps;
hDC = BeginPaint(hOffCaretWnd, &ps);
PaintOffCaretStatus(
#if defined(UNIIME)
lpInstL, lpImeL,
#endif
hOffCaretWnd, hDC);
#if !defined(ROMANIME)
PaintOffCaretComposition(
#if defined(UNIIME)
lpImeL,
#endif
hOffCaretWnd, hDC);
#endif
EndPaint(hOffCaretWnd, &ps);
}
break;
case WM_MOUSEACTIVATE:
return (MA_NOACTIVATE);
default:
return DefWindowProc(hOffCaretWnd, uMsg, wParam, lParam);
}
return (0L);
}