LONG WINAPI myImmGetCompositionStringW(HIMC hIMC, DWORD dwIndex, LPVOID lpBuf, DWORD dwBufLen)
{
LONG myReturn=0;
LONG tempLen=0;
int StrBufLen=0;
if (dwIndex==GCS_RESULTSTR && g_HOOKflag)
{
memset(g_IMEString,0,256);
tempLen=254;
g_myHOOK2.HookStatus(false);
ImmGetCompositionStringW(hIMC,GCS_RESULTSTR,g_IMEString,tempLen);
g_myHOOK2.HookStatus(true);
g_IMEString[254]=0;
g_IMEString[255]=0;
if (lstrcmpW((wchar_t *)g_IMEString,(wchar_t *)g_StringBuf1)!=0)
{
memset(g_StringBuf1,0,256);
lstrcpyW((wchar_t *)g_StringBuf1,(wchar_t *)g_IMEString);
WCharToMByte((wchar_t *)g_StringBuf1,g_IMEString,256);
SendMessage(g_hMainhWnd,WM_HXWDLLWX_QQBTX,0,0);
memset(g_StringBuf2,0,256);
MByteToWChar(g_IMEString,(wchar_t *)g_StringBuf2,128);
}
if (lpBuf==NULL || dwBufLen==0)
{
myReturn=lstrlenW((wchar_t *)g_StringBuf2)*2;
}
else
{
StrBufLen=lstrlenW((wchar_t *)g_StringBuf2)*2;
memset(lpBuf,0,dwBufLen);
if (dwBufLen>=StrBufLen)
{
dwBufLen=StrBufLen;
myReturn=StrBufLen;
}
else
{
myReturn=0;
}
memcpy(lpBuf,g_StringBuf2,dwBufLen);
}
}
else
{
g_myHOOK2.HookStatus(false);
myReturn=ImmGetCompositionStringW(hIMC,dwIndex,lpBuf,dwBufLen);
g_myHOOK2.HookStatus(true);
}
return myReturn;
}
void CharInputFunc(GLFWwindow *, unsigned int c) {
if (c >= 128) {
wchar_t* pwszUnicode = new wchar_t[2];
pwszUnicode[0] = (wchar_t)c;
pwszUnicode[1] = '\0';
char* pszMultiByte;
pszMultiByte = (char*)malloc((unsigned int)4);
pszMultiByte = (char*)realloc(pszMultiByte, WCharToMByte(pszMultiByte, pwszUnicode, 4));
inputstr += pszMultiByte;
free(pszMultiByte);
delete[] pwszUnicode;
}
else inputstr += (char)c;
}
PSTR TitleWCharToMByte(PCWSTR Unicode)
{
if (Unicode[0] == 0xFFFF)
{
PSTR ResourceId = (PSTR)AllocateMemoryP(4);
if (ResourceId == NULL)
return NULL;
ResourceId[0] = -1;
*(PUSHORT)&ResourceId[1] = Unicode[1];
ResourceId[3] = 0;
return ResourceId;
}
return WCharToMByte(Unicode);
}
PSTR ClassWCharToMByte(PCWSTR Unicode)
{
return IS_ATOM(Unicode) ? (PSTR)Unicode : WCharToMByte(Unicode);
}
//保存Info和自定义属性
void SaveInfo(LPWSTR title, LPWSTR author, LPWSTR subject, LPWSTR keywords, List attrs)
{
FILE *fp;
if((fp=fopen(PDFPath,"wb"))==0)
{
printf("cannot open %s\n",PDFPath);
system("pause");
exit(0);
}
List writer = InitList();
LPSTR str;
//生成新的Info
AddASCII(writer, IntToString(Info));
AddASCII(writer, " 0 obj\r\n<</Title(");
AddBigEndianUnicode(writer, title);
AddASCII(writer, ")/Author(");
AddBigEndianUnicode(writer, author);
AddASCII(writer, ")/Subject(");
AddBigEndianUnicode(writer, subject);
AddASCII(writer, ")/Keywords(");
AddBigEndianUnicode(writer, keywords);
AddASCII(writer, ")/CreationDate(");
AddASCII(writer, WCharToMByte(CreationDate));
AddASCII(writer, ")/ModDate(");
AddASCII(writer, WCharToMByte(ModDate));
AddASCII(writer, ")/Creator(");
AddBigEndianUnicode(writer, Creator);
AddASCII(writer, ")/Producer(");
AddBigEndianUnicode(writer, Producer);
int i;
Attr attr;
for(i=0;i<attrs->length;i++)
{
attr=(Attr)GetNodeData(attrs,i);
AddASCII(writer, ")/");
AddASCII(writer, attr->Name);
AddASCII(writer, "(");
AddBigEndianUnicode(writer, attr->Value);
}
AddASCII(writer, ")>>\r\nendobj");
int index = 0;
int pointA = InfoAt;
int pointB = InfoEnd;
int gap = writer->length - pointB + pointA;
//更新xrefs
Xref xref;
for (i = 0; i < xrefs->length; i++)
{
xref=(Xref)GetNodeData(xrefs,i);
xref->newXrefOffset = xref->xrefOffset;
xref->newPrev = xref->trailer->Prev;
if (i > 0)
{
xref->newPrev = ((Xref)GetNodeData(xrefs,i-1))->newXrefOffset;
}
if (xref->xrefOffset > pointA) //未检测位数变化
{
xref->newXrefOffset += gap;
}
if (xref->trailer->XRefStm > pointA)
{
xref->trailer->XRefStm += gap;
}
}
int newStartxref = xref->newXrefOffset;
List newXrefs=InitList();
int j,min,offset=0;
Xref minOffsetXref;
for(i=0;i<xrefs->length;i++)//鉴于xref不会很多，暂时用n^2的低效算法
{
min=MAXINT;
for(j=0;j<xrefs->length;j++)
{
xref=(Xref)GetNodeData(xrefs,j);
if(xref->xrefOffset<=offset)continue;
if(xref->xrefOffset<min){
min=xref->xrefOffset;
minOffsetXref=xref;
}
}
offset=minOffsetXref->xrefOffset;
AddNode(newXrefs,minOffsetXref);
}
xrefs=newXrefs;
int pos = 0;
for(i=0;i<xrefs->length;i++) //pos确定Info在Xrefs的排位,指示在哪一个xref之前
{
if (((Xref)GetNodeData(xrefs,i))->xrefOffset < pointA) pos++;
else break;
}
index=SaveXrefs(fp, index, gap, 0, pos, newStartxref,InfoAt);
//写到Info之前,此处不能fwrite因为起始点不为0
while (index < pointA)
{
fputc(PDFInByte[index++],fp);
}
//重写Info
fwrite(CharListGetString(writer),sizeof(char),writer->length,fp);
//写Info之后
index = pointB;
index=SaveXrefs(fp,index, gap, pos, xrefs->length, newStartxref,InfoAt);
fclose(fp);
}