src/Utils/MiscUI/SciEdit.cpp

   1 // TortoiseGit - a Windows shell extension for easy version control
   2
   3 // Copyright (C) 2012-2014 - TortoiseGit
   4 // Copyright (C) 2003-2008,2012-2014 - TortoiseSVN
   5
   6 // This program is free software; you can redistribute it and/or
   7 // modify it under the terms of the GNU General Public License
   8 // as published by the Free Software Foundation; either version 2
   9 // of the License, or (at your option) any later version.
  10
  11 // This program is distributed in the hope that it will be useful,
  12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 // GNU General Public License for more details.
  15
  16 // You should have received a copy of the GNU General Public License
  17 // along with this program; if not, write to the Free Software Foundation,
  18 // 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  19 //
  20 #include "stdafx.h"
  21 #include "LoglistCommonResource.h"
  22 #include "PathUtils.h"
  23 #include "UnicodeUtils.h"
  24 #include <string>
  25 #include "registry.h"
  26 #include "SciEdit.h"
  27 #include "SysInfo.h"
  28 #include "../../TortoiseUDiff/UDiffColors.h"
  29
  30 void CSciEditContextMenuInterface::InsertMenuItems(CMenu&, int&) {return;}
  31 bool CSciEditContextMenuInterface::HandleMenuItemClick(int, CSciEdit *) {return false;}
  32 void CSciEditContextMenuInterface::HandleSnippet(int, const CString &, CSciEdit *) { return; }
  33
  34
  35 #define STYLE_ISSUEBOLD                 11
  36 #define STYLE_ISSUEBOLDITALIC   12
  37 #define STYLE_BOLD                              14
  38 #define STYLE_ITALIC                    15
  39 #define STYLE_UNDERLINED                16
  40 #define STYLE_URL                               17
  41 #define INDIC_MISSPELLED                18
  42
  43 #define STYLE_MASK 0x1f
  44
  45 #define SCI_ADDWORD                     2000
  46
  47 struct loc_map {
  48         const char * cp;
  49         const char * def_enc;
  50 };
  51
  52 struct loc_map enc2locale[] = {
  53         {"28591","ISO8859-1"},
  54         {"28592","ISO8859-2"},
  55         {"28593","ISO8859-3"},
  56         {"28594","ISO8859-4"},
  57         {"28595","ISO8859-5"},
  58         {"28596","ISO8859-6"},
  59         {"28597","ISO8859-7"},
  60         {"28598","ISO8859-8"},
  61         {"28599","ISO8859-9"},
  62         {"28605","ISO8859-15"},
  63         {"20866","KOI8-R"},
  64         {"21866","KOI8-U"},
  65         {"1251","microsoft-cp1251"},
  66         {"65001","UTF-8"},
  67         };
  68
  69
  70 IMPLEMENT_DYNAMIC(CSciEdit, CWnd)
  71
  72 CSciEdit::CSciEdit(void) : m_DirectFunction(NULL)
  73         , m_DirectPointer(NULL)
  74         , pChecker(NULL)
  75         , pThesaur(NULL)
  76         , m_spellcodepage(0)
  77         , m_separator(0)
  78         , m_typeSeparator(1)
  79         , m_bDoStyle(false)
  80         , m_nAutoCompleteMinChars(3)
  81 {
  82         m_hModule = ::LoadLibrary(_T("SciLexer_tgit.dll"));
  83 }
  84
  85 CSciEdit::~CSciEdit(void)
  86 {
  87         m_personalDict.Save();
  88         if (m_hModule)
  89                 ::FreeLibrary(m_hModule);
  90         if (pChecker)
  91                 delete pChecker;
  92         if (pThesaur)
  93                 delete pThesaur;
  94 }
  95
  96 static LPBYTE Icon2Image(HICON hIcon)
  97 {
  98         if (hIcon == nullptr)
  99                 return nullptr;
 100
 101         ICONINFO iconInfo;
 102         if (!GetIconInfo(hIcon, &iconInfo))
 103                 return nullptr;
 104
 105         BITMAP bm;
 106         if (!GetObject(iconInfo.hbmColor, sizeof(BITMAP), &bm))
 107                 return nullptr;
 108
 109         int width = bm.bmWidth;
 110         int height = bm.bmHeight;
 111         int bytesPerScanLine = (width * 3 + 3) & 0xFFFFFFFC;
 112         int size = bytesPerScanLine * height;
 113         BITMAPINFO infoheader;
 114         infoheader.bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
 115         infoheader.bmiHeader.biWidth = width;
 116         infoheader.bmiHeader.biHeight = height;
 117         infoheader.bmiHeader.biPlanes = 1;
 118         infoheader.bmiHeader.biBitCount = 24;
 119         infoheader.bmiHeader.biCompression = BI_RGB;
 120         infoheader.bmiHeader.biSizeImage = size;
 121
 122         std::unique_ptr<BYTE> ptrb(new BYTE[(size * 2 + height * width * 4)]);
 123         LPBYTE pixelsIconRGB = ptrb.get();
 124         LPBYTE alphaPixels = pixelsIconRGB + size;
 125         HDC hDC = CreateCompatibleDC(nullptr);
 126         HBITMAP hBmpOld = (HBITMAP)SelectObject(hDC, (HGDIOBJ)iconInfo.hbmColor);
 127         if (!GetDIBits(hDC, iconInfo.hbmColor, 0, height, (LPVOID)pixelsIconRGB, &infoheader, DIB_RGB_COLORS))
 128         {
 129                 DeleteDC(hDC);
 130                 return nullptr;
 131         }
 132
 133         SelectObject(hDC, hBmpOld);
 134         if (!GetDIBits(hDC, iconInfo.hbmMask, 0,height, (LPVOID)alphaPixels, &infoheader, DIB_RGB_COLORS))
 135         {
 136                 DeleteDC(hDC);
 137                 return nullptr;
 138         }
 139
 140         DeleteDC(hDC);
 141         UINT* imagePixels = new UINT[height * width];
 142         int lsSrc = width * 3;
 143         int vsDest = height - 1;
 144         for (int y = 0; y < height; y++)
 145         {
 146                 int linePosSrc = (vsDest - y) * lsSrc;
 147                 int linePosDest = y * width;
 148                 for (int x = 0; x < width; x++)
 149                 {
 150                         int currentDestPos = linePosDest + x;
 151                         int currentSrcPos = linePosSrc + x * 3;
 152                         imagePixels[currentDestPos] = (((UINT)(
 153                                 (
 154                                         ((pixelsIconRGB[currentSrcPos + 2]  /*Red*/)
 155                                         | (pixelsIconRGB[currentSrcPos + 1] << 8 /*Green*/))
 156                                         | pixelsIconRGB[currentSrcPos] << 16 /*Blue*/
 157                                 )
 158                                 | ((alphaPixels[currentSrcPos] ? 0 : 0xff) << 24))) & 0xffffffff);
 159                 }
 160         }
 161         return (LPBYTE)imagePixels;
 162 }
 163
 164 void CSciEdit::Init(LONG lLanguage, BOOL bLoadSpellCheck)
 165 {
 166         //Setup the direct access data
 167         m_DirectFunction = SendMessage(SCI_GETDIRECTFUNCTION, 0, 0);
 168         m_DirectPointer = SendMessage(SCI_GETDIRECTPOINTER, 0, 0);
 169         Call(SCI_SETMARGINWIDTHN, 1, 0);
 170         Call(SCI_SETUSETABS, 0);                //pressing TAB inserts spaces
 171         Call(SCI_SETWRAPVISUALFLAGS, SC_WRAPVISUALFLAG_END);
 172         Call(SCI_AUTOCSETIGNORECASE, 1);
 173         Call(SCI_SETLEXER, SCLEX_CONTAINER);
 174         Call(SCI_SETCODEPAGE, SC_CP_UTF8);
 175         Call(SCI_AUTOCSETFILLUPS, 0, (LPARAM)"\t([");
 176         Call(SCI_AUTOCSETMAXWIDTH, 0);
 177         //Set the default windows colors for edit controls
 178         Call(SCI_STYLESETFORE, STYLE_DEFAULT, ::GetSysColor(COLOR_WINDOWTEXT));
 179         Call(SCI_STYLESETBACK, STYLE_DEFAULT, ::GetSysColor(COLOR_WINDOW));
 180         Call(SCI_SETSELFORE, TRUE, ::GetSysColor(COLOR_HIGHLIGHTTEXT));
 181         Call(SCI_SETSELBACK, TRUE, ::GetSysColor(COLOR_HIGHLIGHT));
 182         Call(SCI_SETCARETFORE, ::GetSysColor(COLOR_WINDOWTEXT));
 183         Call(SCI_SETMODEVENTMASK, SC_MOD_INSERTTEXT | SC_MOD_DELETETEXT | SC_PERFORMED_UNDO | SC_PERFORMED_REDO);
 184         Call(SCI_INDICSETSTYLE, INDIC_MISSPELLED, INDIC_SQUIGGLE);
 185         Call(SCI_INDICSETFORE, INDIC_MISSPELLED, RGB(255,0,0));
 186         CStringA sWordChars;
 187         CStringA sWhiteSpace;
 188         for (int i=0; i<255; ++i)
 189         {
 190                 if (i == '\r' || i == '\n')
 191                         continue;
 192                 else if (i < 0x20 || i == ' ')
 193                         sWhiteSpace += (char)i;
 194                 else if (isalnum(i) || i == '\'' || i == '_' || i == '-')
 195                         sWordChars += (char)i;
 196         }
 197         Call(SCI_SETWORDCHARS, 0, (LPARAM)(LPCSTR)sWordChars);
 198         Call(SCI_SETWHITESPACECHARS, 0, (LPARAM)(LPCSTR)sWhiteSpace);
 199         m_bDoStyle = ((DWORD)CRegStdDWORD(_T("Software\\TortoiseGit\\StyleCommitMessages"), TRUE))==TRUE;
 200         m_nAutoCompleteMinChars = (int)(DWORD)CRegStdDWORD(_T("Software\\TortoiseGit\\AutoCompleteMinChars"), 3);
 201         // look for dictionary files and use them if found
 202         long langId = GetUserDefaultLCID();
 203
 204         if(bLoadSpellCheck)
 205         {
 206                 if ((lLanguage != 0)||(((DWORD)CRegStdDWORD(_T("Software\\TortoiseGit\\Spellchecker"), FALSE))==FALSE))
 207                 {
 208                         if (!((lLanguage)&&(!LoadDictionaries(lLanguage))))
 209                         {
 210                                 do
 211                                 {
 212                                         LoadDictionaries(langId);
 213                                         DWORD lid = SUBLANGID(langId);
 214                                         lid--;
 215                                         if (lid > 0)
 216                                         {
 217                                                 langId = MAKELANGID(PRIMARYLANGID(langId), lid);
 218                                         }
 219                                         else if (langId == 1033)
 220                                                 langId = 0;
 221                                         else
 222                                                 langId = 1033;
 223                                 } while ((langId)&&((pChecker==NULL)||(pThesaur==NULL)));
 224                         }
 225                 }
 226         }
 227         Call(SCI_SETEDGEMODE, EDGE_NONE);
 228         Call(SCI_SETWRAPMODE, SC_WRAP_WORD);
 229         Call(SCI_ASSIGNCMDKEY, SCK_END, SCI_LINEENDWRAP);
 230         Call(SCI_ASSIGNCMDKEY, SCK_END + (SCMOD_SHIFT << 16), SCI_LINEENDWRAPEXTEND);
 231         Call(SCI_ASSIGNCMDKEY, SCK_HOME, SCI_HOMEWRAP);
 232         Call(SCI_ASSIGNCMDKEY, SCK_HOME + (SCMOD_SHIFT << 16), SCI_HOMEWRAPEXTEND);
 233         CRegStdDWORD used2d(L"Software\\TortoiseGit\\ScintillaDirect2D", FALSE);
 234         if (SysInfo::Instance().IsWin7OrLater() && DWORD(used2d))
 235         {
 236                 Call(SCI_SETTECHNOLOGY, SC_TECHNOLOGY_DIRECTWRITERETAIN);
 237                 Call(SCI_SETBUFFEREDDRAW, 0);
 238         }
 239 }
 240
 241
 242 void CSciEdit::Init(const ProjectProperties& props)
 243 {
 244         Init(props.lProjectLanguage);
 245         m_sCommand = CStringA(CUnicodeUtils::GetUTF8(props.GetCheckRe()));
 246         m_sBugID = CStringA(CUnicodeUtils::GetUTF8(props.GetBugIDRe()));
 247         m_sUrl = CStringA(CUnicodeUtils::GetUTF8(props.sUrl));
 248
 249         if (props.nLogWidthMarker)
 250         {
 251                 Call(SCI_SETWRAPMODE, SC_WRAP_NONE);
 252                 Call(SCI_SETEDGEMODE, EDGE_LINE);
 253                 Call(SCI_SETEDGECOLUMN, props.nLogWidthMarker);
 254         }
 255         else
 256         {
 257                 Call(SCI_SETEDGEMODE, EDGE_NONE);
 258                 Call(SCI_SETWRAPMODE, SC_WRAP_WORD);
 259         }
 260 }
 261
 262 void CSciEdit::SetIcon(const std::map<int, UINT> &icons)
 263 {
 264         Call(SCI_RGBAIMAGESETWIDTH, 16);
 265         Call(SCI_RGBAIMAGESETHEIGHT, 16);
 266         for (auto icon : icons)
 267         {
 268                 auto hIcon = (HICON)::LoadImage(AfxGetInstanceHandle(), MAKEINTRESOURCE(icon.second), IMAGE_ICON, 16, 16, LR_DEFAULTCOLOR);
 269                 std::unique_ptr<BYTE> bytes(Icon2Image(hIcon));
 270                 DestroyIcon(hIcon);
 271                 Call(SCI_REGISTERRGBAIMAGE, icon.first, (LPARAM)bytes.get());
 272         }
 273 }
 274
 275 BOOL CSciEdit::LoadDictionaries(LONG lLanguageID)
 276 {
 277         //Setup the spell checker and thesaurus
 278         TCHAR buf[6] = { 0 };
 279         CString sFolder = CPathUtils::GetAppDirectory();
 280         CString sFolderUp = CPathUtils::GetAppParentDirectory();
 281         CString sFolderAppData = CPathUtils::GetAppDataDirectory();
 282         CString sFile;
 283
 284         GetLocaleInfo(MAKELCID(lLanguageID, SORT_DEFAULT), LOCALE_SISO639LANGNAME, buf, _countof(buf));
 285         sFile = buf;
 286         if (lLanguageID == 2074)
 287                 sFile += _T("-Latn");
 288         sFile += _T("_");
 289         GetLocaleInfo(MAKELCID(lLanguageID, SORT_DEFAULT), LOCALE_SISO3166CTRYNAME, buf, _countof(buf));
 290         sFile += buf;
 291         if (pChecker==NULL)
 292         {
 293                 if ((PathFileExists(sFolderAppData + _T("dic\\") + sFile + _T(".aff"))) &&
 294                         (PathFileExists(sFolderAppData + _T("dic\\") + sFile + _T(".dic"))))
 295                 {
 296                         pChecker = new Hunspell(CStringA(sFolderAppData + _T("dic\\") + sFile + _T(".aff")), CStringA(sFolderAppData + _T("dic\\") + sFile + _T(".dic")));
 297                 }
 298                 else if ((PathFileExists(sFolder + sFile + _T(".aff"))) &&
 299                         (PathFileExists(sFolder + sFile + _T(".dic"))))
 300                 {
 301                         pChecker = new Hunspell(CStringA(sFolder + sFile + _T(".aff")), CStringA(sFolder + sFile + _T(".dic")));
 302                 }
 303                 else if ((PathFileExists(sFolder + _T("dic\\") + sFile + _T(".aff"))) &&
 304                         (PathFileExists(sFolder + _T("dic\\") + sFile + _T(".dic"))))
 305                 {
 306                         pChecker = new Hunspell(CStringA(sFolder + _T("dic\\") + sFile + _T(".aff")), CStringA(sFolder + _T("dic\\") + sFile + _T(".dic")));
 307                 }
 308                 else if ((PathFileExists(sFolderUp + sFile + _T(".aff"))) &&
 309                         (PathFileExists(sFolderUp + sFile + _T(".dic"))))
 310                 {
 311                         pChecker = new Hunspell(CStringA(sFolderUp + sFile + _T(".aff")), CStringA(sFolderUp + sFile + _T(".dic")));
 312                 }
 313                 else if ((PathFileExists(sFolderUp + _T("dic\\") + sFile + _T(".aff"))) &&
 314                         (PathFileExists(sFolderUp + _T("dic\\") + sFile + _T(".dic"))))
 315                 {
 316                         pChecker = new Hunspell(CStringA(sFolderUp + _T("dic\\") + sFile + _T(".aff")), CStringA(sFolderUp + _T("dic\\") + sFile + _T(".dic")));
 317                 }
 318                 else if ((PathFileExists(sFolderUp + _T("Languages\\") + sFile + _T(".aff"))) &&
 319                         (PathFileExists(sFolderUp + _T("Languages\\") + sFile + _T(".dic"))))
 320                 {
 321                         pChecker = new Hunspell(CStringA(sFolderUp + _T("Languages\\") + sFile + _T(".aff")), CStringA(sFolderUp + _T("Languages\\") + sFile + _T(".dic")));
 322                 }
 323         }
 324 #if THESAURUS
 325         if (pThesaur==NULL)
 326         {
 327                 if ((PathFileExists(sFolderAppData + _T("th_") + sFile + _T("_v2.idx"))) &&
 328                         (PathFileExists(sFolderAppData + _T("th_") + sFile + _T("_v2.dat"))))
 329                 {
 330                         pThesaur = new MyThes(CStringA(sFolderAppData + sFile + _T("_v2.idx")), CStringA(sFolderAppData + sFile + _T("_v2.dat")));
 331                 }
 332                 else if ((PathFileExists(sFolder + _T("th_") + sFile + _T("_v2.idx"))) &&
 333                         (PathFileExists(sFolder + _T("th_") + sFile + _T("_v2.dat"))))
 334                 {
 335                         pThesaur = new MyThes(CStringA(sFolder + sFile + _T("_v2.idx")), CStringA(sFolder + sFile + _T("_v2.dat")));
 336                 }
 337                 else if ((PathFileExists(sFolder + _T("dic\\th_") + sFile + _T("_v2.idx"))) &&
 338                         (PathFileExists(sFolder + _T("dic\\th_") + sFile + _T("_v2.dat"))))
 339                 {
 340                         pThesaur = new MyThes(CStringA(sFolder + _T("dic\\") + sFile + _T("_v2.idx")), CStringA(sFolder + _T("dic\\") + sFile + _T("_v2.dat")));
 341                 }
 342                 else if ((PathFileExists(sFolderUp + _T("th_") + sFile + _T("_v2.idx"))) &&
 343                         (PathFileExists(sFolderUp + _T("th_") + sFile + _T("_v2.dat"))))
 344                 {
 345                         pThesaur = new MyThes(CStringA(sFolderUp + _T("th_") + sFile + _T("_v2.idx")), CStringA(sFolderUp + _T("th_") + sFile + _T("_v2.dat")));
 346                 }
 347                 else if ((PathFileExists(sFolderUp + _T("dic\\th_") + sFile + _T("_v2.idx"))) &&
 348                         (PathFileExists(sFolderUp + _T("dic\\th_") + sFile + _T("_v2.dat"))))
 349                 {
 350                         pThesaur = new MyThes(CStringA(sFolderUp + _T("dic\\th_") + sFile + _T("_v2.idx")), CStringA(sFolderUp + _T("dic\\th_") + sFile + _T("_v2.dat")));
 351                 }
 352                 else if ((PathFileExists(sFolderUp + _T("Languages\\th_") + sFile + _T("_v2.idx"))) &&
 353                         (PathFileExists(sFolderUp + _T("Languages\\th_") + sFile + _T("_v2.dat"))))
 354                 {
 355                         pThesaur = new MyThes(CStringA(sFolderUp + _T("Languages\\th_") + sFile + _T("_v2.idx")), CStringA(sFolderUp + _T("Languages\\th_") + sFile + _T("_v2.dat")));
 356                 }
 357         }
 358 #endif
 359         if (pChecker)
 360         {
 361                 const char * encoding = pChecker->get_dic_encoding();
 362                 CTraceToOutputDebugString::Instance()(__FUNCTION__ ": %s\n", encoding);
 363                 int n = _countof(enc2locale);
 364                 m_spellcodepage = 0;
 365                 for (int i = 0; i < n; i++)
 366                 {
 367                         if (strcmp(encoding,enc2locale[i].def_enc) == 0)
 368                         {
 369                                 m_spellcodepage = atoi(enc2locale[i].cp);
 370                         }
 371                 }
 372                 m_personalDict.Init(lLanguageID);
 373         }
 374         if ((pThesaur)||(pChecker))
 375                 return TRUE;
 376         return FALSE;
 377 }
 378
 379 LRESULT CSciEdit::Call(UINT message, WPARAM wParam, LPARAM lParam)
 380 {
 381         ASSERT(::IsWindow(m_hWnd)); //Window must be valid
 382         ASSERT(m_DirectFunction); //Direct function must be valid
 383         return ((SciFnDirect) m_DirectFunction)(m_DirectPointer, message, wParam, lParam);
 384 }
 385
 386 CString CSciEdit::StringFromControl(const CStringA& text)
 387 {
 388         CString sText;
 389 #ifdef UNICODE
 390         int codepage = (int)Call(SCI_GETCODEPAGE);
 391         int reslen = MultiByteToWideChar(codepage, 0, text, text.GetLength(), 0, 0);
 392         MultiByteToWideChar(codepage, 0, text, text.GetLength(), sText.GetBuffer(reslen+1), reslen+1);
 393         sText.ReleaseBuffer(reslen);
 394 #else
 395         sText = text;
 396 #endif
 397         return sText;
 398 }
 399
 400 CStringA CSciEdit::StringForControl(const CString& text)
 401 {
 402         CStringA sTextA;
 403 #ifdef UNICODE
 404         int codepage = (int)SendMessage(SCI_GETCODEPAGE);
 405         int reslen = WideCharToMultiByte(codepage, 0, text, text.GetLength(), 0, 0, 0, 0);
 406         WideCharToMultiByte(codepage, 0, text, text.GetLength(), sTextA.GetBuffer(reslen), reslen, 0, 0);
 407         sTextA.ReleaseBuffer(reslen);
 408 #else
 409         sTextA = text;
 410 #endif
 411         ATLTRACE("string length %d\n", sTextA.GetLength());
 412         return sTextA;
 413 }
 414
 415 void CSciEdit::SetText(const CString& sText)
 416 {
 417         CStringA sTextA = StringForControl(sText);
 418         Call(SCI_SETTEXT, 0, (LPARAM)(LPCSTR)sTextA);
 419
 420         // Scintilla seems to have problems with strings that
 421         // aren't terminated by a newline char. Once that char
 422         // is there, it can be removed without problems.
 423         // So we add here a newline, then remove it again.
 424         Call(SCI_DOCUMENTEND);
 425         Call(SCI_NEWLINE);
 426         Call(SCI_DELETEBACK);
 427 }
 428
 429 void CSciEdit::InsertText(const CString& sText, bool bNewLine)
 430 {
 431         CStringA sTextA = StringForControl(sText);
 432         Call(SCI_REPLACESEL, 0, (LPARAM)(LPCSTR)sTextA);
 433         if (bNewLine)
 434                 Call(SCI_REPLACESEL, 0, (LPARAM)(LPCSTR)"\n");
 435 }
 436
 437 CString CSciEdit::GetText()
 438 {
 439         LRESULT len = Call(SCI_GETTEXT, 0, 0);
 440         CStringA sTextA;
 441         Call(SCI_GETTEXT, (WPARAM)(len + 1), (LPARAM)(LPCSTR)sTextA.GetBuffer((int)len + 1));
 442         sTextA.ReleaseBuffer();
 443         return StringFromControl(sTextA);
 444 }
 445
 446 CString CSciEdit::GetWordUnderCursor(bool bSelectWord)
 447 {
 448         TEXTRANGEA textrange;
 449         int pos = (int)Call(SCI_GETCURRENTPOS);
 450         textrange.chrg.cpMin = (LONG)Call(SCI_WORDSTARTPOSITION, pos, TRUE);
 451         if ((pos == textrange.chrg.cpMin)||(textrange.chrg.cpMin < 0))
 452                 return CString();
 453         textrange.chrg.cpMax = (LONG)Call(SCI_WORDENDPOSITION, textrange.chrg.cpMin, TRUE);
 454
 455         std::unique_ptr<char[]> textbuffer(new char[textrange.chrg.cpMax - textrange.chrg.cpMin + 1]);
 456         textrange.lpstrText = textbuffer.get();
 457         Call(SCI_GETTEXTRANGE, 0, (LPARAM)&textrange);
 458         if (bSelectWord)
 459         {
 460                 Call(SCI_SETSEL, textrange.chrg.cpMin, textrange.chrg.cpMax);
 461         }
 462         CString sRet = StringFromControl(textbuffer.get());
 463         return sRet;
 464 }
 465
 466 void CSciEdit::SetFont(CString sFontName, int iFontSizeInPoints)
 467 {
 468         Call(SCI_STYLESETFONT, STYLE_DEFAULT, (LPARAM)(LPCSTR)CUnicodeUtils::GetUTF8(sFontName).GetBuffer());
 469         Call(SCI_STYLESETSIZE, STYLE_DEFAULT, iFontSizeInPoints);
 470         Call(SCI_STYLECLEARALL);
 471
 472         LPARAM color = (LPARAM)GetSysColor(COLOR_HIGHLIGHT);
 473         // set the styles for the bug ID strings
 474         Call(SCI_STYLESETBOLD, STYLE_ISSUEBOLD, (LPARAM)TRUE);
 475         Call(SCI_STYLESETFORE, STYLE_ISSUEBOLD, color);
 476         Call(SCI_STYLESETBOLD, STYLE_ISSUEBOLDITALIC, (LPARAM)TRUE);
 477         Call(SCI_STYLESETITALIC, STYLE_ISSUEBOLDITALIC, (LPARAM)TRUE);
 478         Call(SCI_STYLESETFORE, STYLE_ISSUEBOLDITALIC, color);
 479         Call(SCI_STYLESETHOTSPOT, STYLE_ISSUEBOLDITALIC, (LPARAM)TRUE);
 480
 481         // set the formatted text styles
 482         Call(SCI_STYLESETBOLD, STYLE_BOLD, (LPARAM)TRUE);
 483         Call(SCI_STYLESETITALIC, STYLE_ITALIC, (LPARAM)TRUE);
 484         Call(SCI_STYLESETUNDERLINE, STYLE_UNDERLINED, (LPARAM)TRUE);
 485
 486         // set the style for URLs
 487         Call(SCI_STYLESETFORE, STYLE_URL, color);
 488         Call(SCI_STYLESETHOTSPOT, STYLE_URL, (LPARAM)TRUE);
 489
 490         Call(SCI_SETHOTSPOTACTIVEUNDERLINE, (LPARAM)TRUE);
 491 }
 492
 493 void CSciEdit::SetAutoCompletionList(const std::map<CString, int>& list, TCHAR separator, TCHAR typeSeparator)
 494 {
 495         //copy the auto completion list.
 496
 497         //SK: instead of creating a copy of that list, we could accept a pointer
 498         //to the list and use that instead. But then the caller would have to make
 499         //sure that the list persists over the lifetime of the control!
 500         m_autolist.clear();
 501         m_autolist = list;
 502         m_separator = separator;
 503         m_typeSeparator = typeSeparator;
 504 }
 505
 506 BOOL CSciEdit::IsMisspelled(const CString& sWord)
 507 {
 508         // convert the string from the control to the encoding of the spell checker module.
 509         CStringA sWordA;
 510         if (m_spellcodepage)
 511         {
 512                 char * buf;
 513                 buf = sWordA.GetBuffer(sWord.GetLength()*4 + 1);
 514                 int lengthIncTerminator =
 515                         WideCharToMultiByte(m_spellcodepage, 0, sWord, -1, buf, sWord.GetLength()*4, NULL, NULL);
 516                 if (lengthIncTerminator == 0)
 517                         return FALSE;   // converting to the codepage failed, assume word is spelled correctly
 518                 sWordA.ReleaseBuffer(lengthIncTerminator-1);
 519         }
 520         else
 521                 sWordA = CStringA(sWord);
 522         sWordA.Trim("\'\".,");
 523         // words starting with a digit are treated as correctly spelled
 524         if (_istdigit(sWord.GetAt(0)))
 525                 return FALSE;
 526         // words in the personal dictionary are correct too
 527         if (m_personalDict.FindWord(sWord))
 528                 return FALSE;
 529
 530         // now we actually check the spelling...
 531         if (!pChecker->spell(sWordA))
 532         {
 533                 // the word is marked as misspelled, we now check whether the word
 534                 // is maybe a composite identifier
 535                 // a composite identifier consists of multiple words, with each word
 536                 // separated by a change in lower to uppercase letters
 537                 if (sWord.GetLength() > 1)
 538                 {
 539                         int wordstart = 0;
 540                         int wordend = 1;
 541                         while (wordend < sWord.GetLength())
 542                         {
 543                                 while ((wordend < sWord.GetLength())&&(!_istupper(sWord[wordend])))
 544                                         wordend++;
 545                                 if ((wordstart == 0)&&(wordend == sWord.GetLength()))
 546                                 {
 547                                         // words in the auto list are also assumed correctly spelled
 548                                         if (m_autolist.find(sWord) != m_autolist.end())
 549                                                 return FALSE;
 550                                         return TRUE;
 551                                 }
 552                                 sWordA = CStringA(sWord.Mid(wordstart, wordend-wordstart));
 553                                 if ((sWordA.GetLength() > 2)&&(!pChecker->spell(sWordA)))
 554                                 {
 555                                         return TRUE;
 556                                 }
 557                                 wordstart = wordend;
 558                                 wordend++;
 559                         }
 560                 }
 561         }
 562         return FALSE;
 563 }
 564
 565 void CSciEdit::CheckSpelling()
 566 {
 567         if (pChecker == NULL)
 568                 return;
 569
 570         TEXTRANGEA textrange;
 571
 572         LRESULT firstline = Call(SCI_GETFIRSTVISIBLELINE);
 573         LRESULT lastline = firstline + Call(SCI_LINESONSCREEN);
 574         textrange.chrg.cpMin = (LONG)Call(SCI_POSITIONFROMLINE, firstline);
 575         textrange.chrg.cpMax = (LONG)textrange.chrg.cpMin;
 576         LRESULT lastpos = Call(SCI_POSITIONFROMLINE, lastline) + Call(SCI_LINELENGTH, lastline);
 577         if (lastpos < 0)
 578                 lastpos = Call(SCI_GETLENGTH)-textrange.chrg.cpMin;
 579         Call(SCI_SETINDICATORCURRENT, INDIC_MISSPELLED);
 580         while (textrange.chrg.cpMax < lastpos)
 581         {
 582                 textrange.chrg.cpMin = (LONG)Call(SCI_WORDSTARTPOSITION, textrange.chrg.cpMax+1, TRUE);
 583                 if (textrange.chrg.cpMin < textrange.chrg.cpMax)
 584                         break;
 585                 textrange.chrg.cpMax = (LONG)Call(SCI_WORDENDPOSITION, textrange.chrg.cpMin, TRUE);
 586                 if (textrange.chrg.cpMin == textrange.chrg.cpMax)
 587                 {
 588                         textrange.chrg.cpMax++;
 589                         // since Scintilla squiggles to the end of the text even if told to stop one char before it,
 590                         // we have to clear here the squiggly lines to the end.
 591                         if (textrange.chrg.cpMin)
 592                                 Call(SCI_INDICATORCLEARRANGE, textrange.chrg.cpMin-1, textrange.chrg.cpMax - textrange.chrg.cpMin + 1);
 593                         continue;
 594                 }
 595                 ATLASSERT(textrange.chrg.cpMax >= textrange.chrg.cpMin);
 596                 std::unique_ptr<char[]> textbuffer(new char[textrange.chrg.cpMax - textrange.chrg.cpMin + 2]);
 597                 SecureZeroMemory(textbuffer.get(), textrange.chrg.cpMax - textrange.chrg.cpMin + 2);
 598                 textrange.lpstrText = textbuffer.get();
 599                 textrange.chrg.cpMax++;
 600                 Call(SCI_GETTEXTRANGE, 0, (LPARAM)&textrange);
 601                 int len = (int)strlen(textrange.lpstrText);
 602                 if (len == 0)
 603                 {
 604                         textrange.chrg.cpMax--;
 605                         Call(SCI_GETTEXTRANGE, 0, (LPARAM)&textrange);
 606                         len = (int)strlen(textrange.lpstrText);
 607                         textrange.chrg.cpMax++;
 608                         len++;
 609                 }
 610                 if (len && textrange.lpstrText[len - 1] == '.')
 611                 {
 612                         // Try to ignore file names from the auto list.
 613                         // Do do this, for each word ending with '.' we extract next word and check
 614                         // whether the combined string is present in auto list.
 615                         TEXTRANGEA twoWords;
 616                         twoWords.chrg.cpMin = textrange.chrg.cpMin;
 617                         twoWords.chrg.cpMax = (LONG)Call(SCI_WORDENDPOSITION, textrange.chrg.cpMax + 1, TRUE);
 618                         std::unique_ptr<char[]> twoWordsBuffer(new char[twoWords.chrg.cpMax - twoWords.chrg.cpMin + 1]);
 619                         twoWords.lpstrText = twoWordsBuffer.get();
 620                         SecureZeroMemory(twoWords.lpstrText, twoWords.chrg.cpMax - twoWords.chrg.cpMin + 1);
 621                         Call(SCI_GETTEXTRANGE, 0, (LPARAM)&twoWords);
 622                         CString sWord = StringFromControl(twoWords.lpstrText);
 623                         if (m_autolist.find(sWord) != m_autolist.end())
 624                         {
 625                                 //mark word as correct (remove the squiggle line)
 626                                 Call(SCI_INDICATORCLEARRANGE, twoWords.chrg.cpMin, twoWords.chrg.cpMax - twoWords.chrg.cpMin);
 627                                 textrange.chrg.cpMax = twoWords.chrg.cpMax;
 628                                 continue;
 629                         }
 630                 }
 631                 if (len)
 632                         textrange.lpstrText[len - 1] = 0;
 633                 textrange.chrg.cpMax--;
 634                 if (strlen(textrange.lpstrText) > 0)
 635                 {
 636                         CString sWord = StringFromControl(textrange.lpstrText);
 637                         if ((GetStyleAt(textrange.chrg.cpMin) != STYLE_URL) && IsMisspelled(sWord))
 638                         {
 639                                 //mark word as misspelled
 640                                 Call(SCI_INDICATORFILLRANGE, textrange.chrg.cpMin, textrange.chrg.cpMax - textrange.chrg.cpMin);
 641                         }
 642                         else
 643                         {
 644                                 //mark word as correct (remove the squiggle line)
 645                                 Call(SCI_INDICATORCLEARRANGE, textrange.chrg.cpMin, textrange.chrg.cpMax - textrange.chrg.cpMin);
 646                                 Call(SCI_INDICATORCLEARRANGE, textrange.chrg.cpMin, textrange.chrg.cpMax - textrange.chrg.cpMin + 1);
 647                         }
 648                 }
 649         }
 650 }
 651
 652 void CSciEdit::SuggestSpellingAlternatives()
 653 {
 654         if (pChecker == NULL)
 655                 return;
 656         CString word = GetWordUnderCursor(true);
 657         Call(SCI_SETCURRENTPOS, Call(SCI_WORDSTARTPOSITION, Call(SCI_GETCURRENTPOS), TRUE));
 658         if (word.IsEmpty())
 659                 return;
 660         char ** wlst = nullptr;
 661         int ns = pChecker->suggest(&wlst, CStringA(word));
 662         if (ns > 0)
 663         {
 664                 CString suggestions;
 665                 for (int i=0; i < ns; i++)
 666                 {
 667                         suggestions.AppendFormat(_T("%s%c%d%c"), CString(wlst[i]), m_typeSeparator, AUTOCOMPLETE_SPELLING, m_separator);
 668                         free(wlst[i]);
 669                 }
 670                 free(wlst);
 671                 suggestions.TrimRight(m_separator);
 672                 if (suggestions.IsEmpty())
 673                         return;
 674                 Call(SCI_AUTOCSETSEPARATOR, (WPARAM)CStringA(m_separator).GetAt(0));
 675                 Call(SCI_AUTOCSETTYPESEPARATOR, (WPARAM)m_typeSeparator);
 676                 Call(SCI_AUTOCSETDROPRESTOFWORD, 1);
 677                 Call(SCI_AUTOCSHOW, 0, (LPARAM)(LPCSTR)StringForControl(suggestions));
 678                 return;
 679         }
 680         free(wlst);
 681 }
 682
 683 void CSciEdit::DoAutoCompletion(int nMinPrefixLength)
 684 {
 685         if (m_autolist.empty())
 686                 return;
 687         if (Call(SCI_AUTOCACTIVE))
 688                 return;
 689         CString word = GetWordUnderCursor();
 690         if (word.GetLength() < nMinPrefixLength)
 691                 return;         //don't auto complete yet, word is too short
 692         int pos = (int)Call(SCI_GETCURRENTPOS);
 693         if (pos != Call(SCI_WORDENDPOSITION, pos, TRUE))
 694                 return; //don't auto complete if we're not at the end of a word
 695         CString sAutoCompleteList;
 696
 697         std::vector<CString> words;
 698
 699         pos = word.Find('-');
 700
 701         CString wordLower = word;
 702         wordLower.MakeLower();
 703         CString wordHigher = word;
 704         wordHigher.MakeUpper();
 705
 706         words.push_back(wordLower);
 707         words.push_back(wordHigher);
 708
 709         if (pos >= 0)
 710         {
 711                 CString s = wordLower.Left(pos);
 712                 if (s.GetLength() >= nMinPrefixLength)
 713                         words.push_back(s);
 714                 s = wordLower.Mid(pos+1);
 715                 if (s.GetLength() >= nMinPrefixLength)
 716                         words.push_back(s);
 717                 s = wordHigher.Left(pos);
 718                 if (s.GetLength() >= nMinPrefixLength)
 719                         words.push_back(wordHigher.Left(pos));
 720                 s = wordHigher.Mid(pos+1);
 721                 if (s.GetLength() >= nMinPrefixLength)
 722                         words.push_back(wordHigher.Mid(pos+1));
 723         }
 724
 725         std::map<CString, int> wordset;
 726         for (const auto& w : words)
 727         {
 728                 for (auto lowerit = m_autolist.lower_bound(w);
 729                 lowerit != m_autolist.end(); ++lowerit)
 730                 {
 731                         int compare = w.CompareNoCase(lowerit->first.Left(w.GetLength()));
 732                         if (compare>0)
 733                                 continue;
 734                         else if (compare == 0)
 735                         {
 736                                 wordset.insert(std::make_pair(lowerit->first, lowerit->second));
 737                         }
 738                         else
 739                         {
 740                                 break;
 741                         }
 742                 }
 743         }
 744
 745         for (const auto& w : wordset)
 746                 sAutoCompleteList.AppendFormat(_T("%s%c%d%c"), w.first, m_typeSeparator, w.second, m_separator);
 747
 748         sAutoCompleteList.TrimRight(m_separator);
 749         if (sAutoCompleteList.IsEmpty())
 750                 return;
 751
 752         Call(SCI_AUTOCSETSEPARATOR, (WPARAM)CStringA(m_separator).GetAt(0));
 753         Call(SCI_AUTOCSETTYPESEPARATOR, (WPARAM)m_typeSeparator);
 754         Call(SCI_AUTOCSHOW, word.GetLength(), (LPARAM)(LPCSTR)StringForControl(sAutoCompleteList));
 755 }
 756
 757 BOOL CSciEdit::OnChildNotify(UINT message, WPARAM wParam, LPARAM lParam, LRESULT* pLResult)
 758 {
 759         if (message != WM_NOTIFY)
 760                 return CWnd::OnChildNotify(message, wParam, lParam, pLResult);
 761
 762         LPNMHDR lpnmhdr = (LPNMHDR) lParam;
 763         SCNotification * lpSCN = (SCNotification *)lParam;
 764
 765         if(lpnmhdr->hwndFrom==m_hWnd)
 766         {
 767                 switch(lpnmhdr->code)
 768                 {
 769                 case SCN_CHARADDED:
 770                         {
 771                                 if ((lpSCN->ch < 32)&&(lpSCN->ch != 13)&&(lpSCN->ch != 10))
 772                                         Call(SCI_DELETEBACK);
 773                                 else
 774                                 {
 775                                         DoAutoCompletion(m_nAutoCompleteMinChars);
 776                                 }
 777                                 return TRUE;
 778                         }
 779                         break;
 780                 case SCN_AUTOCSELECTION:
 781                         {
 782                                 CString text = StringFromControl(lpSCN->text);
 783                                 if (m_autolist[text] == AUTOCOMPLETE_SNIPPET)
 784                                 {
 785                                         Call(SCI_AUTOCCANCEL);
 786                                         for (INT_PTR handlerindex = 0; handlerindex < m_arContextHandlers.GetCount(); ++handlerindex)
 787                                         {
 788                                                 CSciEditContextMenuInterface * pHandler = m_arContextHandlers.GetAt(handlerindex);
 789                                                 pHandler->HandleSnippet(m_autolist[text], text, this);
 790                                         }
 791                                 }
 792                                 return TRUE;
 793                         }
 794                 case SCN_STYLENEEDED:
 795                         {
 796                                 int startstylepos = (int)Call(SCI_GETENDSTYLED);
 797                                 int endstylepos = ((SCNotification *)lpnmhdr)->position;
 798                                 MarkEnteredBugID(startstylepos, endstylepos);
 799                                 if (m_bDoStyle)
 800                                         StyleEnteredText(startstylepos, endstylepos);
 801                                 StyleURLs(startstylepos, endstylepos);
 802                                 CheckSpelling();
 803                                 WrapLines(startstylepos, endstylepos);
 804                                 return TRUE;
 805                         }
 806                         break;
 807                 case SCN_HOTSPOTCLICK:
 808                         {
 809                                 TEXTRANGEA textrange;
 810                                 textrange.chrg.cpMin = lpSCN->position;
 811                                 textrange.chrg.cpMax = lpSCN->position;
 812                                 DWORD style = GetStyleAt(lpSCN->position);
 813                                 while (GetStyleAt(textrange.chrg.cpMin - 1) == style)
 814                                         --textrange.chrg.cpMin;
 815                                 while (GetStyleAt(textrange.chrg.cpMax + 1) == style)
 816                                         ++textrange.chrg.cpMax;
 817                                 ++textrange.chrg.cpMax;
 818                                 std::unique_ptr<char[]> textbuffer(new char[textrange.chrg.cpMax - textrange.chrg.cpMin + 1]);
 819                                 textrange.lpstrText = textbuffer.get();
 820                                 Call(SCI_GETTEXTRANGE, 0, (LPARAM)&textrange);
 821                                 CString url;
 822                                 if (style == STYLE_URL)
 823                                         url = StringFromControl(textbuffer.get());
 824                                 else
 825                                 {
 826                                         url = m_sUrl;
 827                                         url.Replace(L"%BUGID%", StringFromControl(textbuffer.get()));
 828                                 }
 829                                 if (!url.IsEmpty())
 830                                         ShellExecute(GetParent()->GetSafeHwnd(), _T("open"), url, NULL, NULL, SW_SHOWDEFAULT);
 831                         }
 832                         break;
 833                 }
 834         }
 835         return CWnd::OnChildNotify(message, wParam, lParam, pLResult);
 836 }
 837
 838 BEGIN_MESSAGE_MAP(CSciEdit, CWnd)
 839         ON_WM_KEYDOWN()
 840         ON_WM_CONTEXTMENU()
 841 END_MESSAGE_MAP()
 842
 843 void CSciEdit::OnKeyDown(UINT nChar, UINT nRepCnt, UINT nFlags)
 844 {
 845         switch (nChar)
 846         {
 847         case (VK_ESCAPE):
 848                 {
 849                         if ((Call(SCI_AUTOCACTIVE)==0)&&(Call(SCI_CALLTIPACTIVE)==0))
 850                                 ::SendMessage(GetParent()->GetSafeHwnd(), WM_CLOSE, 0, 0);
 851                 }
 852                 break;
 853         }
 854         CWnd::OnKeyDown(nChar, nRepCnt, nFlags);
 855 }
 856
 857 BOOL CSciEdit::PreTranslateMessage(MSG* pMsg)
 858 {
 859         if (pMsg->message == WM_KEYDOWN)
 860         {
 861                 switch (pMsg->wParam)
 862                 {
 863                 case VK_SPACE:
 864                         {
 865                                 if (GetKeyState(VK_CONTROL) & 0x8000)
 866                                 {
 867                                         DoAutoCompletion(1);
 868                                         return TRUE;
 869                                 }
 870                         }
 871                         break;
 872                 case VK_TAB:
 873                         // The TAB cannot be handled in OnKeyDown because it is too late by then.
 874                         {
 875                                 if (GetKeyState(VK_CONTROL)&0x8000)
 876                                 {
 877                                         //Ctrl-Tab was pressed, this means we should provide the user with
 878                                         //a list of possible spell checking alternatives to the word under
 879                                         //the cursor
 880                                         SuggestSpellingAlternatives();
 881                                         return TRUE;
 882                                 }
 883                                 else if (!Call(SCI_AUTOCACTIVE))
 884                                 {
 885                                         ::PostMessage(GetParent()->GetSafeHwnd(), WM_NEXTDLGCTL, GetKeyState(VK_SHIFT)&0x8000, 0);
 886                                         return TRUE;
 887                                 }
 888                         }
 889                         break;
 890                 }
 891         }
 892         return CWnd::PreTranslateMessage(pMsg);
 893 }
 894
 895 void CSciEdit::OnContextMenu(CWnd* /*pWnd*/, CPoint point)
 896 {
 897         int anchor = (int)Call(SCI_GETANCHOR);
 898         int currentpos = (int)Call(SCI_GETCURRENTPOS);
 899         int selstart = (int)Call(SCI_GETSELECTIONSTART);
 900         int selend = (int)Call(SCI_GETSELECTIONEND);
 901         int pointpos = 0;
 902         if ((point.x == -1) && (point.y == -1))
 903         {
 904                 CRect rect;
 905                 GetClientRect(&rect);
 906                 ClientToScreen(&rect);
 907                 point = rect.CenterPoint();
 908                 pointpos = (int)Call(SCI_GETCURRENTPOS);
 909         }
 910         else
 911         {
 912                 // change the cursor position to the point where the user
 913                 // right-clicked.
 914                 CPoint clientpoint = point;
 915                 ScreenToClient(&clientpoint);
 916                 pointpos = (int)Call(SCI_POSITIONFROMPOINT, clientpoint.x, clientpoint.y);
 917         }
 918         CString sMenuItemText;
 919         CMenu popup;
 920         bool bRestoreCursor = true;
 921         if (popup.CreatePopupMenu())
 922         {
 923                 bool bCanUndo = !!Call(SCI_CANUNDO);
 924                 bool bCanRedo = !!Call(SCI_CANREDO);
 925                 bool bHasSelection = (selend-selstart > 0);
 926                 bool bCanPaste = !!Call(SCI_CANPASTE);
 927                 bool bIsReadOnly = !!Call(SCI_GETREADONLY);
 928                 UINT uEnabledMenu = MF_STRING | MF_ENABLED;
 929                 UINT uDisabledMenu = MF_STRING | MF_GRAYED;
 930
 931                 // find the word under the cursor
 932                 CString sWord;
 933                 if (pointpos)
 934                 {
 935                         // setting the cursor clears the selection
 936                         Call(SCI_SETANCHOR, pointpos);
 937                         Call(SCI_SETCURRENTPOS, pointpos);
 938                         sWord = GetWordUnderCursor();
 939                         // restore the selection
 940                         Call(SCI_SETSELECTIONSTART, selstart);
 941                         Call(SCI_SETSELECTIONEND, selend);
 942                 }
 943                 else
 944                         sWord = GetWordUnderCursor();
 945                 CStringA worda = CStringA(sWord);
 946
 947                 int nCorrections = 1;
 948                 bool bSpellAdded = false;
 949                 // check if the word under the cursor is spelled wrong
 950                 if ((pChecker)&&(!worda.IsEmpty()) && !bIsReadOnly)
 951                 {
 952                         char ** wlst = nullptr;
 953                         // get the spell suggestions
 954                         int ns = pChecker->suggest(&wlst,worda);
 955                         if (ns > 0)
 956                         {
 957                                 // add the suggestions to the context menu
 958                                 for (int i=0; i < ns; i++)
 959                                 {
 960                                         bSpellAdded = true;
 961                                         CString sug = CString(wlst[i]);
 962                                         popup.InsertMenu((UINT)-1, 0, nCorrections++, sug);
 963                                         free(wlst[i]);
 964                                 }
 965                                 free(wlst);
 966                         }
 967                         else
 968                                 free(wlst);
 969                 }
 970                 // only add a separator if spelling correction suggestions were added
 971                 if (bSpellAdded)
 972                         popup.AppendMenu(MF_SEPARATOR);
 973
 974                 // also allow the user to add the word to the custom dictionary so
 975                 // it won't show up as misspelled anymore
 976                 if ((sWord.GetLength()<PDICT_MAX_WORD_LENGTH)&&((pChecker)&&(m_autolist.find(sWord) == m_autolist.end())&&(!pChecker->spell(worda)))&&
 977                         (!_istdigit(sWord.GetAt(0)))&&(!m_personalDict.FindWord(sWord)) && !bIsReadOnly)
 978                 {
 979                         sMenuItemText.Format(IDS_SCIEDIT_ADDWORD, sWord);
 980                         popup.AppendMenu(uEnabledMenu, SCI_ADDWORD, sMenuItemText);
 981                         // another separator
 982                         popup.AppendMenu(MF_SEPARATOR);
 983                 }
 984
 985                 // add the 'default' entries
 986                 sMenuItemText.LoadString(IDS_SCIEDIT_UNDO);
 987                 popup.AppendMenu(bCanUndo ? uEnabledMenu : uDisabledMenu, SCI_UNDO, sMenuItemText);
 988                 sMenuItemText.LoadString(IDS_SCIEDIT_REDO);
 989                 popup.AppendMenu(bCanRedo ? uEnabledMenu : uDisabledMenu, SCI_REDO, sMenuItemText);
 990
 991                 popup.AppendMenu(MF_SEPARATOR);
 992
 993                 sMenuItemText.LoadString(IDS_SCIEDIT_CUT);
 994                 popup.AppendMenu(bHasSelection ? uEnabledMenu : uDisabledMenu, SCI_CUT, sMenuItemText);
 995                 sMenuItemText.LoadString(IDS_SCIEDIT_COPY);
 996                 popup.AppendMenu(bHasSelection ? uEnabledMenu : uDisabledMenu, SCI_COPY, sMenuItemText);
 997                 sMenuItemText.LoadString(IDS_SCIEDIT_PASTE);
 998                 popup.AppendMenu(bCanPaste ? uEnabledMenu : uDisabledMenu, SCI_PASTE, sMenuItemText);
 999
1000                 popup.AppendMenu(MF_SEPARATOR);
1001
1002                 sMenuItemText.LoadString(IDS_SCIEDIT_SELECTALL);
1003                 popup.AppendMenu(uEnabledMenu, SCI_SELECTALL, sMenuItemText);
1004
1005                 popup.AppendMenu(MF_SEPARATOR);
1006
1007                 sMenuItemText.LoadString(IDS_SCIEDIT_SPLITLINES);
1008                 popup.AppendMenu(bHasSelection ? uEnabledMenu : uDisabledMenu, SCI_LINESSPLIT, sMenuItemText);
1009
1010                 if (m_arContextHandlers.GetCount() > 0)
1011                         popup.AppendMenu(MF_SEPARATOR);
1012
1013                 int nCustoms = nCorrections;
1014                 // now add any custom context menus
1015                 for (INT_PTR handlerindex = 0; handlerindex < m_arContextHandlers.GetCount(); ++handlerindex)
1016                 {
1017                         CSciEditContextMenuInterface * pHandler = m_arContextHandlers.GetAt(handlerindex);
1018                         pHandler->InsertMenuItems(popup, nCustoms);
1019                 }
1020 #if THESAURUS
1021                 if (nCustoms > nCorrections)
1022                 {
1023                         // custom menu entries present, so add another separator
1024                         popup.AppendMenu(MF_SEPARATOR);
1025                 }
1026
1027                 // add found thesauri to sub menu's
1028                 CMenu thesaurs;
1029                 int nThesaurs = 0;
1030                 CPtrArray menuArray;
1031                 if (thesaurs.CreatePopupMenu())
1032                 {
1033                         if ((pThesaur)&&(!worda.IsEmpty()))
1034                         {
1035                                 mentry * pmean;
1036                                 worda.MakeLower();
1037                                 int count = pThesaur->Lookup(worda, worda.GetLength(),&pmean);
1038                                 if (count)
1039                                 {
1040                                         mentry * pm = pmean;
1041                                         for (int  i=0; i < count; i++)
1042                                         {
1043                                                 CMenu * submenu = new CMenu();
1044                                                 menuArray.Add(submenu);
1045                                                 submenu->CreateMenu();
1046                                                 for (int j=0; j < pm->count; j++)
1047                                                 {
1048                                                         CString sug = CString(pm->psyns[j]);
1049                                                         submenu->InsertMenu((UINT)-1, 0, nCorrections + nCustoms + (nThesaurs++), sug);
1050                                                 }
1051                                                 thesaurs.InsertMenu((UINT)-1, MF_POPUP, (UINT_PTR)(submenu->m_hMenu), CString(pm->defn));
1052                                                 pm++;
1053                                         }
1054                                 }
1055                                 if ((count > 0)&&(point.x >= 0))
1056                                 {
1057 #ifdef IDS_SPELLEDIT_THESAURUS
1058                                         sMenuItemText.LoadString(IDS_SPELLEDIT_THESAURUS);
1059                                         popup.InsertMenu((UINT)-1, MF_POPUP, (UINT_PTR)thesaurs.m_hMenu, sMenuItemText);
1060 #else
1061                                         popup.InsertMenu((UINT)-1, MF_POPUP, (UINT_PTR)thesaurs.m_hMenu, _T("Thesaurus"));
1062 #endif
1063                                         nThesaurs = nCustoms;
1064                                 }
1065                                 else
1066                                 {
1067                                         sMenuItemText.LoadString(IDS_SPELLEDIT_NOTHESAURUS);
1068                                         popup.AppendMenu(MF_DISABLED | MF_GRAYED | MF_STRING, 0, sMenuItemText);
1069                                 }
1070
1071                                 pThesaur->CleanUpAfterLookup(&pmean, count);
1072                         }
1073                         else
1074                         {
1075                                 sMenuItemText.LoadString(IDS_SPELLEDIT_NOTHESAURUS);
1076                                 popup.AppendMenu(MF_DISABLED | MF_GRAYED | MF_STRING, 0, sMenuItemText);
1077                         }
1078                 }
1079 #endif
1080                 int cmd = popup.TrackPopupMenu(TPM_RETURNCMD | TPM_LEFTALIGN | TPM_NONOTIFY, point.x, point.y, this, 0);
1081                 switch (cmd)
1082                 {
1083                 case 0:
1084                         break;  // no command selected
1085                 case SCI_SELECTALL:
1086                         bRestoreCursor = false;
1087                         // fall through
1088                 case SCI_UNDO:
1089                 case SCI_REDO:
1090                 case SCI_CUT:
1091                 case SCI_COPY:
1092                 case SCI_PASTE:
1093                         Call(cmd);
1094                         break;
1095                 case SCI_ADDWORD:
1096                         m_personalDict.AddWord(sWord);
1097                         CheckSpelling();
1098                         break;
1099                 case SCI_LINESSPLIT:
1100                         {
1101                                 int marker = (int)(Call(SCI_GETEDGECOLUMN) * Call(SCI_TEXTWIDTH, 0, (LPARAM)" "));
1102                                 if (marker)
1103                                 {
1104                                         Call(SCI_TARGETFROMSELECTION);
1105                                         Call(SCI_LINESJOIN);
1106                                         Call(SCI_LINESSPLIT, marker);
1107                                 }
1108                         }
1109                         break;
1110                 default:
1111                         if (cmd < nCorrections)
1112                         {
1113                                 Call(SCI_SETANCHOR, pointpos);
1114                                 Call(SCI_SETCURRENTPOS, pointpos);
1115                                 GetWordUnderCursor(true);
1116                                 CString temp;
1117                                 popup.GetMenuString(cmd, temp, 0);
1118                                 // setting the cursor clears the selection
1119                                 Call(SCI_REPLACESEL, 0, (LPARAM)(LPCSTR)StringForControl(temp));
1120                         }
1121                         else if (cmd < (nCorrections+nCustoms))
1122                         {
1123                                 for (INT_PTR handlerindex = 0; handlerindex < m_arContextHandlers.GetCount(); ++handlerindex)
1124                                 {
1125                                         CSciEditContextMenuInterface * pHandler = m_arContextHandlers.GetAt(handlerindex);
1126                                         if (pHandler->HandleMenuItemClick(cmd, this))
1127                                                 break;
1128                                 }
1129                         }
1130 #if THESAURUS
1131                         else if (cmd <= (nThesaurs+nCorrections+nCustoms))
1132                         {
1133                                 Call(SCI_SETANCHOR, pointpos);
1134                                 Call(SCI_SETCURRENTPOS, pointpos);
1135                                 GetWordUnderCursor(true);
1136                                 CString temp;
1137                                 thesaurs.GetMenuString(cmd, temp, 0);
1138                                 Call(SCI_REPLACESEL, 0, (LPARAM)(LPCSTR)StringForControl(temp));
1139                         }
1140 #endif
1141                 }
1142 #ifdef THESAURUS
1143                 for (INT_PTR index = 0; index < menuArray.GetCount(); ++index)
1144                 {
1145                         CMenu * pMenu = (CMenu*)menuArray[index];
1146                         delete pMenu;
1147                 }
1148 #endif
1149         }
1150         if (bRestoreCursor)
1151         {
1152                 // restore the anchor and cursor position
1153                 Call(SCI_SETCURRENTPOS, currentpos);
1154                 Call(SCI_SETANCHOR, anchor);
1155         }
1156 }
1157
1158 bool CSciEdit::StyleEnteredText(int startstylepos, int endstylepos)
1159 {
1160         bool bStyled = false;
1161         const int line = (int)Call(SCI_LINEFROMPOSITION, startstylepos);
1162         const int line_number_end = (int)Call(SCI_LINEFROMPOSITION, endstylepos);
1163         for (int line_number = line; line_number <= line_number_end; ++line_number)
1164         {
1165                 int offset = (int)Call(SCI_POSITIONFROMLINE, line_number);
1166                 int line_len = (int)Call(SCI_LINELENGTH, line_number);
1167                 std::unique_ptr<char[]> linebuffer(new char[line_len+1]);
1168                 Call(SCI_GETLINE, line_number, (LPARAM)linebuffer.get());
1169                 linebuffer[line_len] = 0;
1170                 int start = 0;
1171                 int end = 0;
1172                 while (FindStyleChars(linebuffer.get(), '*', start, end))
1173                 {
1174                         Call(SCI_STARTSTYLING, start+offset, STYLE_MASK);
1175                         Call(SCI_SETSTYLING, end-start, STYLE_BOLD);
1176                         bStyled = true;
1177                         start = end;
1178                 }
1179                 start = 0;
1180                 end = 0;
1181                 while (FindStyleChars(linebuffer.get(), '^', start, end))
1182                 {
1183                         Call(SCI_STARTSTYLING, start+offset, STYLE_MASK);
1184                         Call(SCI_SETSTYLING, end-start, STYLE_ITALIC);
1185                         bStyled = true;
1186                         start = end;
1187                 }
1188                 start = 0;
1189                 end = 0;
1190                 while (FindStyleChars(linebuffer.get(), '_', start, end))
1191                 {
1192                         Call(SCI_STARTSTYLING, start+offset, STYLE_MASK);
1193                         Call(SCI_SETSTYLING, end-start, STYLE_UNDERLINED);
1194                         bStyled = true;
1195                         start = end;
1196                 }
1197         }
1198         return bStyled;
1199 }
1200
1201 bool CSciEdit::WrapLines(int startpos, int endpos)
1202 {
1203         int markerX = (int)(Call(SCI_GETEDGECOLUMN) * Call(SCI_TEXTWIDTH, 0, (LPARAM)" "));
1204         if (markerX)
1205         {
1206                 Call(SCI_SETTARGETSTART, startpos);
1207                 Call(SCI_SETTARGETEND, endpos);
1208                 Call(SCI_LINESSPLIT, markerX);
1209                 return true;
1210         }
1211         return false;
1212 }
1213
1214 void CSciEdit::AdvanceUTF8(const char * str, int& pos)
1215 {
1216         if ((str[pos] & 0xE0)==0xC0)
1217         {
1218                 // utf8 2-byte sequence
1219                 pos += 2;
1220         }
1221         else if ((str[pos] & 0xF0)==0xE0)
1222         {
1223                 // utf8 3-byte sequence
1224                 pos += 3;
1225         }
1226         else if ((str[pos] & 0xF8)==0xF0)
1227         {
1228                 // utf8 4-byte sequence
1229                 pos += 4;
1230         }
1231         else
1232                 pos++;
1233 }
1234
1235 bool CSciEdit::FindStyleChars(const char * line, char styler, int& start, int& end)
1236 {
1237         int i=0;
1238         int u=0;
1239         while (i < start)
1240         {
1241                 AdvanceUTF8(line, i);
1242                 u++;
1243         }
1244
1245         bool bFoundMarker = false;
1246         CString sULine = CUnicodeUtils::GetUnicode(line);
1247         // find a starting marker
1248         while (line[i] != 0)
1249         {
1250                 if (line[i] == styler)
1251                 {
1252                         if ((line[i+1]!=0)&&(IsCharAlphaNumeric(sULine[u+1]))&&
1253                                 (((u>0)&&(!IsCharAlphaNumeric(sULine[u-1]))) || (u==0)))
1254                         {
1255                                 start = i+1;
1256                                 AdvanceUTF8(line, i);
1257                                 u++;
1258                                 bFoundMarker = true;
1259                                 break;
1260                         }
1261                 }
1262                 AdvanceUTF8(line, i);
1263                 u++;
1264         }
1265         if (!bFoundMarker)
1266                 return false;
1267         // find ending marker
1268         bFoundMarker = false;
1269         while (line[i] != 0)
1270         {
1271                 if (line[i] == styler)
1272                 {
1273                         if ((IsCharAlphaNumeric(sULine[u-1]))&&
1274                                 ((((u+1)<sULine.GetLength())&&(!IsCharAlphaNumeric(sULine[u+1]))) || ((u+1) == sULine.GetLength()))
1275                                 )
1276                         {
1277                                 end = i;
1278                                 i++;
1279                                 bFoundMarker = true;
1280                                 break;
1281                         }
1282                 }
1283                 AdvanceUTF8(line, i);
1284                 u++;
1285         }
1286         return bFoundMarker;
1287 }
1288
1289 BOOL CSciEdit::MarkEnteredBugID(int startstylepos, int endstylepos)
1290 {
1291         if (m_sCommand.IsEmpty())
1292                 return FALSE;
1293         // get the text between the start and end position we have to style
1294         const int line_number = (int)Call(SCI_LINEFROMPOSITION, startstylepos);
1295         int start_pos = (int)Call(SCI_POSITIONFROMLINE, (WPARAM)line_number);
1296         int end_pos = endstylepos;
1297
1298         if (start_pos == end_pos)
1299                 return FALSE;
1300         if (start_pos > end_pos)
1301         {
1302                 int switchtemp = start_pos;
1303                 start_pos = end_pos;
1304                 end_pos = switchtemp;
1305         }
1306
1307         std::unique_ptr<char[]> textbuffer(new char[end_pos - start_pos + 2]);
1308         TEXTRANGEA textrange;
1309         textrange.lpstrText = textbuffer.get();
1310         textrange.chrg.cpMin = start_pos;
1311         textrange.chrg.cpMax = end_pos;
1312         Call(SCI_GETTEXTRANGE, 0, (LPARAM)&textrange);
1313         CStringA msg = CStringA(textbuffer.get());
1314
1315         Call(SCI_STARTSTYLING, start_pos, STYLE_MASK);
1316
1317         try
1318         {
1319                 if (!m_sBugID.IsEmpty())
1320                 {
1321                         // match with two regex strings (without grouping!)
1322                         const std::tr1::regex regCheck(m_sCommand);
1323                         const std::tr1::regex regBugID(m_sBugID);
1324                         const std::tr1::sregex_iterator end;
1325                         std::string s = msg;
1326                         LONG pos = 0;
1327                         // note:
1328                         // if start_pos is 0, we're styling from the beginning and let the ^ char match the beginning of the line
1329                         // that way, the ^ matches the very beginning of the log message and not the beginning of further lines.
1330                         // problem is: this only works *while* entering log messages. If a log message is pasted in whole or
1331                         // multiple lines are pasted, start_pos can be 0 and styling goes over multiple lines. In that case, those
1332                         // additional line starts also match ^
1333                         for (std::tr1::sregex_iterator it(s.begin(), s.end(), regCheck, start_pos != 0 ? std::tr1::regex_constants::match_not_bol : std::tr1::regex_constants::match_default); it != end; ++it)
1334                         {
1335                                 // clear the styles up to the match position
1336                                 Call(SCI_SETSTYLING, it->position(0)-pos, STYLE_DEFAULT);
1337
1338                                 // (*it)[0] is the matched string
1339                                 std::string matchedString = (*it)[0];
1340                                 LONG matchedpos = 0;
1341                                 for (std::tr1::sregex_iterator it2(matchedString.begin(), matchedString.end(), regBugID); it2 != end; ++it2)
1342                                 {
1343                                         ATLTRACE("matched id : %s\n", std::string((*it2)[0]).c_str());
1344
1345                                         // bold style up to the id match
1346                                         ATLTRACE("position = %ld\n", it2->position(0));
1347                                         if (it2->position(0))
1348                                                 Call(SCI_SETSTYLING, it2->position(0) - matchedpos, STYLE_ISSUEBOLD);
1349                                         // bold and recursive style for the bug ID itself
1350                                         if ((*it2)[0].str().size())
1351                                                 Call(SCI_SETSTYLING, (*it2)[0].str().size(), STYLE_ISSUEBOLDITALIC);
1352                                         matchedpos = (LONG)(it2->position(0) + (*it2)[0].str().size());
1353                                 }
1354                                 if ((matchedpos)&&(matchedpos < (LONG)matchedString.size()))
1355                                 {
1356                                         Call(SCI_SETSTYLING, matchedString.size() - matchedpos, STYLE_ISSUEBOLD);
1357                                 }
1358                                 pos = (LONG)(it->position(0) + matchedString.size());
1359                         }
1360                         // bold style for the rest of the string which isn't matched
1361                         if (s.size()-pos)
1362                                 Call(SCI_SETSTYLING, s.size()-pos, STYLE_DEFAULT);
1363                 }
1364                 else
1365                 {
1366                         const std::tr1::regex regCheck(m_sCommand);
1367                         const std::tr1::sregex_iterator end;
1368                         std::string s = msg;
1369                         LONG pos = 0;
1370                         for (std::tr1::sregex_iterator it(s.begin(), s.end(), regCheck); it != end; ++it)
1371                         {
1372                                 // clear the styles up to the match position
1373                                 if (it->position(0) - pos >= 0)
1374                                         Call(SCI_SETSTYLING, it->position(0) - pos, STYLE_DEFAULT);
1375                                 pos = (LONG)it->position(0);
1376
1377                                 const std::tr1::smatch match = *it;
1378                                 // we define group 1 as the whole issue text and
1379                                 // group 2 as the bug ID
1380                                 if (match.size() >= 2)
1381                                 {
1382                                         ATLTRACE("matched id : %s\n", std::string(match[1]).c_str());
1383                                         if (match[1].first - s.begin() - pos >= 0)
1384                                                 Call(SCI_SETSTYLING, match[1].first - s.begin() - pos, STYLE_ISSUEBOLD);
1385                                         Call(SCI_SETSTYLING, std::string(match[1]).size(), STYLE_ISSUEBOLDITALIC);
1386                                         pos = (LONG)(match[1].second-s.begin());
1387                                 }
1388                         }
1389                 }
1390         }
1391         catch (std::exception) {}
1392
1393         return FALSE;
1394 }
1395
1396 bool CSciEdit::IsValidURLChar(unsigned char ch)
1397 {
1398         return isalnum(ch) ||
1399                 ch == '_' || ch == '/' || ch == ';' || ch == '?' || ch == '&' || ch == '=' ||
1400                 ch == '%' || ch == ':' || ch == '.' || ch == '#' || ch == '-' || ch == '+';
1401 }
1402
1403 void CSciEdit::StyleURLs(int startstylepos, int endstylepos)
1404 {
1405         const int line_number = (int)Call(SCI_LINEFROMPOSITION, startstylepos);
1406         startstylepos = (int)Call(SCI_POSITIONFROMLINE, (WPARAM)line_number);
1407
1408         int len = endstylepos - startstylepos + 1;
1409         std::unique_ptr<char[]> textbuffer(new char[len + 1]);
1410         TEXTRANGEA textrange;
1411         textrange.lpstrText = textbuffer.get();
1412         textrange.chrg.cpMin = startstylepos;
1413         textrange.chrg.cpMax = endstylepos;
1414         Call(SCI_GETTEXTRANGE, 0, (LPARAM)&textrange);
1415         // we're dealing with utf8 encoded text here, which means one glyph is
1416         // not necessarily one byte/wchar_t
1417         // that's why we use CStringA to still get a correct char index
1418         CStringA msg = textbuffer.get();
1419
1420         int starturl = -1;
1421         for(int i = 0; i <= msg.GetLength(); )
1422         {
1423                 if ((i < len) && IsValidURLChar(msg[i]))
1424                 {
1425                         if (starturl < 0)
1426                                 starturl = i;
1427                 }
1428                 else
1429                 {
1430                         if ((starturl >= 0) && IsUrl(msg.Mid(starturl, i - starturl)))
1431                         {
1432                                 ASSERT(startstylepos + i <= endstylepos);
1433                                 Call(SCI_STARTSTYLING, startstylepos + starturl, STYLE_MASK);
1434                                 Call(SCI_SETSTYLING, i - starturl, STYLE_URL);
1435                         }
1436                         starturl = -1;
1437                 }
1438                 AdvanceUTF8(msg, i);
1439         }
1440 }
1441
1442 bool CSciEdit::IsUrl(const CStringA& sText)
1443 {
1444         if (!PathIsURLA(sText))
1445                 return false;
1446         if (sText.Find("://")>=0)
1447                 return true;
1448         return false;
1449 }
1450
1451 bool CSciEdit::IsUTF8(LPVOID pBuffer, size_t cb)
1452 {
1453         if (cb < 2)
1454                 return true;
1455         UINT16 * pVal = (UINT16 *)pBuffer;
1456         UINT8 * pVal2 = (UINT8 *)(pVal+1);
1457         // scan the whole buffer for a 0x0000 sequence
1458         // if found, we assume a binary file
1459         for (size_t i=0; i<(cb-2); i=i+2)
1460         {
1461                 if (0x0000 == *pVal++)
1462                         return false;
1463         }
1464         pVal = (UINT16 *)pBuffer;
1465         if (*pVal == 0xFEFF)
1466                 return false;
1467         if (cb < 3)
1468                 return false;
1469         if (*pVal == 0xBBEF)
1470         {
1471                 if (*pVal2 == 0xBF)
1472                         return true;
1473         }
1474         // check for illegal UTF8 chars
1475         pVal2 = (UINT8 *)pBuffer;
1476         for (size_t i=0; i<cb; ++i)
1477         {
1478                 if ((*pVal2 == 0xC0)||(*pVal2 == 0xC1)||(*pVal2 >= 0xF5))
1479                         return false;
1480                 pVal2++;
1481         }
1482         pVal2 = (UINT8 *)pBuffer;
1483         bool bUTF8 = false;
1484         for (size_t i=0; i<(cb-3); ++i)
1485         {
1486                 if ((*pVal2 & 0xE0)==0xC0)
1487                 {
1488                         pVal2++;i++;
1489                         if ((*pVal2 & 0xC0)!=0x80)
1490                                 return false;
1491                         bUTF8 = true;
1492                 }
1493                 if ((*pVal2 & 0xF0)==0xE0)
1494                 {
1495                         pVal2++;i++;
1496                         if ((*pVal2 & 0xC0)!=0x80)
1497                                 return false;
1498                         pVal2++;i++;
1499                         if ((*pVal2 & 0xC0)!=0x80)
1500                                 return false;
1501                         bUTF8 = true;
1502                 }
1503                 if ((*pVal2 & 0xF8)==0xF0)
1504                 {
1505                         pVal2++;i++;
1506                         if ((*pVal2 & 0xC0)!=0x80)
1507                                 return false;
1508                         pVal2++;i++;
1509                         if ((*pVal2 & 0xC0)!=0x80)
1510                                 return false;
1511                         pVal2++;i++;
1512                         if ((*pVal2 & 0xC0)!=0x80)
1513                                 return false;
1514                         bUTF8 = true;
1515                 }
1516                 pVal2++;
1517         }
1518         if (bUTF8)
1519                 return true;
1520         return false;
1521 }
1522
1523 void CSciEdit::SetAStyle(int style, COLORREF fore, COLORREF back, int size, const char *face)
1524 {
1525         Call(SCI_STYLESETFORE, style, fore);
1526         Call(SCI_STYLESETBACK, style, back);
1527         if (size >= 1)
1528                 Call(SCI_STYLESETSIZE, style, size);
1529         if (face)
1530                 Call(SCI_STYLESETFONT, style, reinterpret_cast<LPARAM>(face));
1531 }
1532
1533
1534 void CSciEdit::SetUDiffStyle()
1535 {
1536         SetAStyle(STYLE_DEFAULT, ::GetSysColor(COLOR_WINDOWTEXT), ::GetSysColor(COLOR_WINDOW),
1537                 CRegStdDWORD(L"Software\\TortoiseGit\\UDiffFontSize", 10),
1538                 CUnicodeUtils::StdGetUTF8(CRegStdString(L"Software\\TortoiseGit\\UDiffFontName", L"Courier New")).c_str());
1539         Call(SCI_SETTABWIDTH, CRegStdDWORD(L"Software\\TortoiseGit\\UDiffTabSize", 4));
1540
1541         Call(SCI_SETTABWIDTH, 4);
1542         Call(SCI_SETREADONLY, TRUE);
1543         //LRESULT pix = Call(SCI_TEXTWIDTH, STYLE_LINENUMBER, (LPARAM)"_99999");
1544         //Call(SCI_SETMARGINWIDTHN, 0, pix);
1545         //Call(SCI_SETMARGINWIDTHN, 1);
1546         //Call(SCI_SETMARGINWIDTHN, 2);
1547         //Set the default windows colors for edit controls
1548         Call(SCI_STYLESETFORE, STYLE_DEFAULT, ::GetSysColor(COLOR_WINDOWTEXT));
1549         Call(SCI_STYLESETBACK, STYLE_DEFAULT, ::GetSysColor(COLOR_WINDOW));
1550         Call(SCI_SETSELFORE, TRUE, ::GetSysColor(COLOR_HIGHLIGHTTEXT));
1551         Call(SCI_SETSELBACK, TRUE, ::GetSysColor(COLOR_HIGHLIGHT));
1552         Call(SCI_SETCARETFORE, ::GetSysColor(COLOR_WINDOWTEXT));
1553
1554         //SendEditor(SCI_SETREADONLY, FALSE);
1555         Call(SCI_CLEARALL);
1556         Call(EM_EMPTYUNDOBUFFER);
1557         Call(SCI_SETSAVEPOINT);
1558         Call(SCI_CANCEL);
1559         Call(SCI_SETUNDOCOLLECTION, 0);
1560
1561         Call(SCI_SETUNDOCOLLECTION, 1);
1562         Call(SCI_SETWRAPMODE,SC_WRAP_NONE);
1563
1564         //::SetFocus(m_hWndEdit);
1565         Call(EM_EMPTYUNDOBUFFER);
1566         Call(SCI_SETSAVEPOINT);
1567         Call(SCI_GOTOPOS, 0);
1568
1569         Call(SCI_CLEARDOCUMENTSTYLE, 0, 0);
1570         Call(SCI_SETSTYLEBITS, 5, 0);
1571
1572         //SetAStyle(SCE_DIFF_DEFAULT, RGB(0, 0, 0));
1573         SetAStyle(SCE_DIFF_COMMAND,
1574                 CRegStdDWORD(L"Software\\TortoiseGit\\UDiffForeCommandColor", UDIFF_COLORFORECOMMAND),
1575                 CRegStdDWORD(L"Software\\TortoiseGit\\UDiffBackCommandColor", UDIFF_COLORBACKCOMMAND));
1576         SetAStyle(SCE_DIFF_POSITION,
1577                 CRegStdDWORD(L"Software\\TortoiseGit\\UDiffForePositionColor", UDIFF_COLORFOREPOSITION),
1578                 CRegStdDWORD(L"Software\\TortoiseGit\\UDiffBackPositionColor", UDIFF_COLORBACKPOSITION));
1579         SetAStyle(SCE_DIFF_HEADER,
1580                 CRegStdDWORD(L"Software\\TortoiseGit\\UDiffForeHeaderColor", UDIFF_COLORFOREHEADER),
1581                 CRegStdDWORD(L"Software\\TortoiseGit\\UDiffBackHeaderColor", UDIFF_COLORBACKHEADER));
1582         SetAStyle(SCE_DIFF_COMMENT,
1583                 CRegStdDWORD(L"Software\\TortoiseGit\\UDiffForeCommentColor", UDIFF_COLORFORECOMMENT),
1584                 CRegStdDWORD(L"Software\\TortoiseGit\\UDiffBackCommentColor", UDIFF_COLORBACKCOMMENT));
1585         Call(SCI_STYLESETBOLD, SCE_DIFF_COMMENT, TRUE);
1586         SetAStyle(SCE_DIFF_ADDED,
1587                 CRegStdDWORD(L"Software\\TortoiseGit\\UDiffForeAddedColor", UDIFF_COLORFOREADDED),
1588                 CRegStdDWORD(L"Software\\TortoiseGit\\UDiffBackAddedColor", UDIFF_COLORBACKADDED));
1589         SetAStyle(SCE_DIFF_DELETED,
1590                 CRegStdDWORD(L"Software\\TortoiseGit\\UDiffForeRemovedColor", UDIFF_COLORFOREREMOVED),
1591                 CRegStdDWORD(L"Software\\TortoiseGit\\UDiffBackRemovedColor", UDIFF_COLORBACKREMOVED));
1592
1593         Call(SCI_SETLEXER, SCLEX_DIFF);
1594         Call(SCI_SETKEYWORDS, 0, (LPARAM)"revision");
1595         Call(SCI_COLOURISE, 0, -1);
1596 }
1597
1598 int CSciEdit::LoadFromFile(CString &filename)
1599 {
1600         FILE *fp = NULL;
1601         _tfopen_s(&fp, filename, _T("rb"));
1602         if (fp)
1603         {
1604                 //SetTitle();
1605                                 char data[4096] = { 0 };
1606                                 size_t lenFile = fread(data, 1, sizeof(data), fp);
1607                                 bool bUTF8 = IsUTF8(data, lenFile);
1608                                 while (lenFile > 0)
1609                                 {
1610                                         Call(SCI_ADDTEXT, lenFile,
1611                                                 reinterpret_cast<LPARAM>(static_cast<char *>(data)));
1612                                         lenFile = fread(data, 1, sizeof(data), fp);
1613                                 }
1614                                 fclose(fp);
1615                                 Call(SCI_SETCODEPAGE, bUTF8 ? SC_CP_UTF8 : GetACP());
1616                                 return 0;
1617         }
1618         else
1619                 return -1;
1620 }
1621
1622 void CSciEdit::RestyleBugIDs()
1623 {
1624         int endstylepos = (int)Call(SCI_GETLENGTH);
1625         // clear all styles
1626         Call(SCI_STARTSTYLING, 0, STYLE_MASK);
1627         Call(SCI_SETSTYLING, endstylepos, STYLE_DEFAULT);
1628         // style the bug IDs
1629         MarkEnteredBugID(0, endstylepos);
1630 }