nsis64 / Source / DialogTemplate.cpp

  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
/*
 * DialogTemplate.cpp
 * 
 * This file is a part of NSIS.
 * 
 * Copyright (C) 2002 Amir Szekely <kichik@netvision.net.il>
 * 
 * Licensed under the zlib/libpng license (the "License");
 * you may not use this file except in compliance with the License.
 * 
 * Licence details can be found in the file COPYING.
 * 
 * This software is provided 'as-is', without any express or implied
 * warranty.
 */

#include "DialogTemplate.h"
#include "winchar.h"
#include <cassert> // for assert(3)
#ifndef _WIN32
#  include "util.h" // for Unicode conversion functions
#  include <stdio.h>
#  include <stdlib.h>
#  include <iconv.h>
#  include <errno.h>
#endif

using namespace std;

//////////////////////////////////////////////////////////////////////
// Utilities
//////////////////////////////////////////////////////////////////////

static inline DWORD ConvertEndianness(DWORD d) {
  return FIX_ENDIAN_INT32(d);
}

static inline WORD ConvertEndianness(WORD w) {
  return FIX_ENDIAN_INT16(w);
}

static inline short ConvertEndianness(short s) {
  return ConvertEndianness(WORD(s));
}

#define ALIGN(dwToAlign, dwAlignOn) dwToAlign = (dwToAlign%dwAlignOn == 0) ? dwToAlign : dwToAlign - (dwToAlign%dwAlignOn) + dwAlignOn

// Reads a variant length array from seeker into readInto and advances seeker
void ReadVarLenArr(LPBYTE &seeker, WCHAR* &readInto, unsigned int uCodePage) {
  WORD* arr = (WORD*)seeker;
  switch (ConvertEndianness(arr[0])) {
  case 0x0000:
    readInto = 0;
    seeker += sizeof(WORD);
    break;
  case 0xFFFF:
    readInto = MAKEINTRESOURCEW(ConvertEndianness(arr[1]));
    seeker += 2*sizeof(WORD);
    break;
  default:
    {
      readInto = wcsdup((WCHAR *) arr);
      PWCHAR wseeker = PWCHAR(seeker);
      while (*wseeker++);
      seeker = LPBYTE(wseeker);
    }
    break;
  }
}

// A macro that writes a given string (that can be a number too) into the buffer
#define WriteStringOrId(x) \
  if (x) \
    if (IS_INTRESOURCE(x)) { \
      *(WORD*)seeker = 0xFFFF; \
      seeker += sizeof(WORD); \
      *(WORD*)seeker = ConvertEndianness(WORD((ULONG_PTR)(x))); \
      seeker += sizeof(WORD); \
    } \
    else { \
      wcscpy((WCHAR *) seeker, x); \
      seeker += wcslen((WCHAR *) seeker) * sizeof(WCHAR) + sizeof(WCHAR); \
    } \
  else \
    seeker += sizeof(WORD);

// A macro that adds the size of x (which can be a string a number, or nothing) to dwSize
#define AddStringOrIdSize(x) dwSize += x ? (IS_INTRESOURCE(x) ? sizeof(DWORD) : (wcslen(x) + 1) * sizeof(WCHAR)) : sizeof(WORD)

//////////////////////////////////////////////////////////////////////
// Construction/Destruction
//////////////////////////////////////////////////////////////////////

CDialogTemplate::CDialogTemplate(BYTE* pbData, bool build_unicode, unsigned int uCodePage) {
  m_uCodePage = uCodePage;
  m_build_unicode = build_unicode;

  m_dwHelpId = 0;
  m_szClass = 0;
  m_szFont = 0;
  m_sFontSize = 0;
  m_sFontWeight = 0;
  m_bItalic = 0;
  m_bCharset = 0;
  m_szMenu = 0;
  m_szTitle = 0;

  WORD wItems = 0;

  if (*(DWORD*)pbData == EXTENDED_DIALOG) { // Extended dialog template signature
    m_bExtended = true;

    DLGTEMPLATEEX* dTemplateEx = (DLGTEMPLATEEX*)pbData;

    m_dwHelpId = ConvertEndianness(dTemplateEx->helpID);
    m_dwStyle = ConvertEndianness(dTemplateEx->style);
    m_dwExtStyle = ConvertEndianness(dTemplateEx->exStyle);
    m_sX = ConvertEndianness(dTemplateEx->x);
    m_sY = ConvertEndianness(dTemplateEx->y);
    m_sWidth = ConvertEndianness(dTemplateEx->cx);
    m_sHeight = ConvertEndianness(dTemplateEx->cy);

    wItems = ConvertEndianness(dTemplateEx->cDlgItems);
  }
  else {
    m_bExtended = false;

    DLGTEMPLATE* dTemplate = (DLGTEMPLATE*)pbData;

    m_dwStyle = ConvertEndianness(dTemplate->style);
    m_dwExtStyle = ConvertEndianness(dTemplate->dwExtendedStyle);
    m_sX = ConvertEndianness(dTemplate->x);
    m_sY = ConvertEndianness(dTemplate->y);
    m_sWidth = ConvertEndianness(dTemplate->cx);
    m_sHeight = ConvertEndianness(dTemplate->cy);

    wItems = ConvertEndianness(dTemplate->cdit);
  }

  BYTE* seeker = pbData + (m_bExtended ? sizeof(DLGTEMPLATEEX) : sizeof(DLGTEMPLATE));

  // Read menu variant length array
  ReadVarLenArr(seeker, m_szMenu, m_uCodePage);
  // Read class variant length array
  ReadVarLenArr(seeker, m_szClass, m_uCodePage);
  // Read title variant length array
  ReadVarLenArr(seeker, m_szTitle, m_uCodePage);
  // Read font size and variant length array (only if style DS_SETFONT is used!)
  if (m_dwStyle & DS_SETFONT) {
    m_sFontSize = ConvertEndianness(*(short*)seeker);
    seeker += sizeof(short);
    if (m_bExtended) {
      m_sFontWeight = ConvertEndianness(*(short*)seeker);
      seeker += sizeof(short);
      m_bItalic = *(BYTE*)seeker;
      seeker += sizeof(BYTE);
      m_bCharset = *(BYTE*)seeker;
      seeker += sizeof(BYTE);
    }
    ReadVarLenArr(seeker, m_szFont, m_uCodePage);
  }

  // Read items
  for (int i = 0; i < wItems; i++) {
    // DLGITEMTEMPLATE[EX]s must be aligned on DWORD boundary
    if (DWORD(seeker - pbData) % sizeof(DWORD))
      seeker += sizeof(WORD);

    DialogItemTemplate* item = new DialogItemTemplate;
    ZeroMemory(item, sizeof(DialogItemTemplate));

    if (m_bExtended) {
      DLGITEMTEMPLATEEX* rawItem = (DLGITEMTEMPLATEEX*)seeker;

      item->dwHelpId = ConvertEndianness(rawItem->helpID);
      item->dwStyle = ConvertEndianness(rawItem->style);
      item->dwExtStyle = ConvertEndianness(rawItem->exStyle);
      item->sX = ConvertEndianness(rawItem->x);
      item->sY = ConvertEndianness(rawItem->y);
      item->sWidth = ConvertEndianness(rawItem->cx);
      item->sHeight = ConvertEndianness(rawItem->cy);
      item->wId = ConvertEndianness(rawItem->id);

      seeker += sizeof(DLGITEMTEMPLATEEX);
    }
    else {
      DLGITEMTEMPLATE* rawItem = (DLGITEMTEMPLATE*)seeker;

      item->dwHelpId = 0;
      item->dwStyle = ConvertEndianness(rawItem->style);
      item->dwExtStyle = ConvertEndianness(rawItem->dwExtendedStyle);
      item->sX = ConvertEndianness(rawItem->x);
      item->sY = ConvertEndianness(rawItem->y);
      item->sWidth = ConvertEndianness(rawItem->cx);
      item->sHeight = ConvertEndianness(rawItem->cy);
      item->wId = ConvertEndianness(rawItem->id);

      seeker += sizeof(DLGITEMTEMPLATE);
    }

    // Read class variant length array
    ReadVarLenArr(seeker, item->szClass, m_uCodePage);
    // Read title variant length array
    ReadVarLenArr(seeker, item->szTitle, m_uCodePage);

    // Read creation data variant length array
    // First read the size of the array (no null termination)
    item->wCreateDataSize = ConvertEndianness(*(WORD*)seeker);
    seeker += sizeof(WORD);
    // Then read the array it self (if size is not 0)
    if (item->wCreateDataSize) {
      item->wCreateDataSize -= sizeof(WORD); // Size includes size field itself...
      item->szCreationData = new char[item->wCreateDataSize];
      CopyMemory(item->szCreationData, seeker, item->wCreateDataSize);
      seeker += item->wCreateDataSize;
    }

    // Add the item to the vector
    m_vItems.push_back(item);
  }
}

CDialogTemplate::~CDialogTemplate() {
  if (m_szMenu && !IS_INTRESOURCE(m_szMenu))
    delete [] m_szMenu;
  if (m_szClass && !IS_INTRESOURCE(m_szClass))
    delete [] m_szClass;
  if (m_szTitle)
    delete [] m_szTitle;
  if (m_szFont)
    free(m_szFont);

  for (unsigned int i = 0; i < m_vItems.size(); i++) {
    if (m_vItems[i]->szClass && !IS_INTRESOURCE(m_vItems[i]->szClass))
      delete [] m_vItems[i]->szClass;
    if (m_vItems[i]->szTitle && !IS_INTRESOURCE(m_vItems[i]->szTitle))
      delete [] m_vItems[i]->szTitle;
    if (m_vItems[i]->szCreationData)
      delete [] m_vItems[i]->szCreationData;
  }
}

//////////////////////////////////////////////////////////////////////
// Methods
//////////////////////////////////////////////////////////////////////

// Returns the width of the dialog
short CDialogTemplate::GetWidth() {
  return m_sWidth;
}

// Returns the height of the dialog
short CDialogTemplate::GetHeight() {
  return m_sHeight;
}

// Returns info about the item with the id wId
DialogItemTemplate* CDialogTemplate::GetItem(WORD wId) {
  for (unsigned int i = 0; i < m_vItems.size(); i++)
    if (m_vItems[i]->wId == wId)
      return m_vItems[i];
  return 0;
}

// Returns info about the item with the indexed i
DialogItemTemplate* CDialogTemplate::GetItemByIdx(DWORD i) {
  if (i >= m_vItems.size()) return 0;
  return m_vItems[i];
}

// Removes an item
// Returns 1 if removed, 0 otherwise
int CDialogTemplate::RemoveItem(WORD wId) {
  for (unsigned int i = 0; i < m_vItems.size(); i++) {
    if (m_vItems[i]->wId == wId) {
      m_vItems.erase(m_vItems.begin() + i);
      return 1;
    }
  }
  return 0;
}

// Sets the font of the dialog
void CDialogTemplate::SetFont(TCHAR* szFaceName, WORD wFontSize) {
  if (_tcscmp(szFaceName, _T("MS Shell Dlg"))) {
     // not MS Shell Dlg
    m_dwStyle &= ~DS_SHELLFONT;
  }
  else {
    // MS Shell Dlg
    m_dwStyle |= DS_SHELLFONT;
  }
  m_bCharset = DEFAULT_CHARSET;
  m_dwStyle |= DS_SETFONT;
  if (m_szFont) free(m_szFont);
  m_szFont = wcsdup_fromTchar(szFaceName, m_uCodePage);
  m_sFontSize = wFontSize;
}

// Adds an item to the dialog
void CDialogTemplate::AddItem(DialogItemTemplate item) {
  DialogItemTemplate* newItem = new DialogItemTemplate;
  CopyMemory(newItem, &item, sizeof(DialogItemTemplate));

  if (item.szClass && !IS_INTRESOURCE(item.szClass)) {
    newItem->szClass = _wcsdup(item.szClass);
  }
  if (item.szTitle && !IS_INTRESOURCE(item.szTitle)) {
    newItem->szTitle = _wcsdup(item.szTitle);
  }
  if (item.wCreateDataSize) {
    newItem->szCreationData = new char[item.wCreateDataSize];
    memcpy(newItem->szCreationData, item.szCreationData, item.wCreateDataSize);
  }
  m_vItems.push_back(newItem);
}

// Moves all of the items in the dialog by (x,y)
void CDialogTemplate::MoveAll(short x, short y) {
  for (unsigned int i = 0; i < m_vItems.size(); i++) {
    m_vItems[i]->sX += x;
    m_vItems[i]->sY += y;
  }
}

// Resizes the dialog by (x,y)
void CDialogTemplate::Resize(short x, short y) {
  m_sWidth += x;
  m_sHeight += y;
}

#ifdef _WIN32
// Creates a dummy dialog that is used for converting units
HWND CDialogTemplate::CreateDummyDialog() {
  DWORD dwTemp;
  BYTE* pbDlg = Save(dwTemp);
  HWND hDlg = CreateDialogIndirect(GetModuleHandle(0), (DLGTEMPLATE*)pbDlg, 0, 0);
  delete [] pbDlg;
  if (!hDlg)
    throw runtime_error("Can't create dialog from template!");

  return hDlg;
}

// Converts pixels to this dialog's units
void CDialogTemplate::PixelsToDlgUnits(short& x, short& y) {
  HWND hDlg = CreateDummyDialog();
  RECT r = {0, 0, 10000, 10000};
  MapDialogRect(hDlg, &r);
  DestroyWindow(hDlg);

  x = short(float(x) / (float(r.right)/10000));
  y = short(float(y) / (float(r.bottom)/10000));
}

// Converts pixels to this dialog's units
void CDialogTemplate::DlgUnitsToPixels(short& x, short& y) {
  HWND hDlg = CreateDummyDialog();
  RECT r = {0, 0, 10000, 10000};
  MapDialogRect(hDlg, &r);
  DestroyWindow(hDlg);

  x = short(float(x) * (float(r.right)/10000));
  y = short(float(y) * (float(r.bottom)/10000));
}

// Returns the size of a string in the dialog (in dialog units)
SIZE CDialogTemplate::GetStringSize(WORD id, TCHAR *str) {
  HWND hDlg = CreateDummyDialog();

  LOGFONT f;
  GetObject((HFONT)SendMessage(hDlg, WM_GETFONT, 0, 0), sizeof(LOGFONT), &f);

  HDC memDC = CreateCompatibleDC(GetDC(hDlg));
  HFONT font = CreateFontIndirect(&f);
  SelectObject(memDC, font);

  SIZE size;
  GetTextExtentPoint32(memDC, str, _tcslen(str), &size);

  DestroyWindow(hDlg);
  DeleteObject(font);
  DeleteDC(memDC);

  PixelsToDlgUnits((short&)size.cx, (short&)size.cy);
  
  return size;
}

// Trims the right margins of a control to fit a given text string size.
void CDialogTemplate::RTrimToString(WORD id, TCHAR *str, int margins) {
  DialogItemTemplate* item = GetItem(id);
  if (!item) return;

  SIZE size = GetStringSize(id, str);

  size.cx += margins;
  size.cy += 2;

  item->sWidth = short(size.cx);
  item->sHeight = short(size.cy);
}

// Trims the left margins of a control to fit a given text string size.
void CDialogTemplate::LTrimToString(WORD id, TCHAR *str, int margins) {
  DialogItemTemplate* item = GetItem(id);
  if (!item) return;

  SIZE size = GetStringSize(id, str);

  size.cx += margins;
  size.cy += 2;

  item->sX += item->sWidth - short(size.cx);
  item->sWidth = short(size.cx);
  item->sHeight = short(size.cy);
}

// Trims the left and right margins of a control to fit a given text string size.
void CDialogTemplate::CTrimToString(WORD id, TCHAR *str, int margins) {
  DialogItemTemplate* item = GetItem(id);
  if (!item) return;

  SIZE size = GetStringSize(id, str);

  size.cx += margins;
  size.cy += 2;

  item->sX += item->sWidth/2 - short(size.cx/2);
  item->sWidth = short(size.cx);
  item->sHeight = short(size.cy);
}
#endif

// Moves every item right and gives it the WS_EX_RIGHT extended style
void CDialogTemplate::ConvertToRTL() {
  for (unsigned int i = 0; i < m_vItems.size(); i++) {
    bool addExStyle = false;
    bool addExLeftScrollbar = true;

    // Button
    if ((ULONG_PTR)(m_vItems[i]->szClass) == 0x80) {
      m_vItems[i]->dwStyle ^= BS_LEFTTEXT;
      m_vItems[i]->dwStyle ^= BS_RIGHT;
      m_vItems[i]->dwStyle ^= BS_LEFT;

      if ((m_vItems[i]->dwStyle & (BS_LEFT|BS_RIGHT)) == (BS_LEFT|BS_RIGHT)) {
        m_vItems[i]->dwStyle ^= BS_LEFT;
        m_vItems[i]->dwStyle ^= BS_RIGHT;
        if (m_vItems[i]->dwStyle & (BS_RADIOBUTTON|BS_CHECKBOX|BS_USERBUTTON)) {
          m_vItems[i]->dwStyle |= BS_RIGHT;
        }
      }
    }
    // Edit
    else if ((ULONG_PTR)(m_vItems[i]->szClass) == 0x81) {
      if ((m_vItems[i]->dwStyle & ES_CENTER) == 0) {
        m_vItems[i]->dwStyle ^= ES_RIGHT;
      }
    }
    // Static
    else if ((ULONG_PTR)(m_vItems[i]->szClass) == 0x82) {
      if ((m_vItems[i]->dwStyle & SS_TYPEMASK) == SS_LEFT || (m_vItems[i]->dwStyle & SS_TYPEMASK) == SS_LEFTNOWORDWRAP)
      {
        m_vItems[i]->dwStyle &= ~SS_TYPEMASK;
        m_vItems[i]->dwStyle |= SS_RIGHT;
      }
      else if ((m_vItems[i]->dwStyle & SS_TYPEMASK) == SS_ICON) {
        m_vItems[i]->dwStyle |= SS_CENTERIMAGE;
      }
    }
    else if (!IS_INTRESOURCE(m_vItems[i]->szClass) && !_wcsnicmp(m_vItems[i]->szClass, L"RichEdit20", 10)) {
      if ((m_vItems[i]->dwStyle & ES_CENTER) == 0) {
        m_vItems[i]->dwStyle ^= ES_RIGHT;
      }
    }
    else if (!IS_INTRESOURCE(m_vItems[i]->szClass) && !_wcsicmp(m_vItems[i]->szClass, L"SysTreeView32")) {
      m_vItems[i]->dwStyle |= TVS_RTLREADING;
      m_vItems[i]->dwExtStyle |= WS_EX_LAYOUTRTL;
      addExStyle = true;
      addExLeftScrollbar = false;
    }
    else if (!IS_INTRESOURCE(m_vItems[i]->szClass) && !_wcsicmp(m_vItems[i]->szClass, L"SysListView32")) {
      m_vItems[i]->dwExtStyle |= WS_EX_LAYOUTRTL;
      addExLeftScrollbar = false;
    }
    else addExStyle = true;

    if (addExStyle)
      m_vItems[i]->dwExtStyle |= WS_EX_RIGHT;
    if (addExLeftScrollbar)
      m_vItems[i]->dwExtStyle |= WS_EX_LEFTSCROLLBAR;

    m_vItems[i]->dwExtStyle |= WS_EX_RTLREADING;

    m_vItems[i]->sX = m_sWidth - m_vItems[i]->sWidth - m_vItems[i]->sX;
  }
  m_dwExtStyle |= WS_EX_RIGHT | WS_EX_RTLREADING | WS_EX_LEFTSCROLLBAR;
}

// Saves the dialog in the form of DLGTEMPLATE[EX]
BYTE* CDialogTemplate::Save(DWORD& dwSize) {
  // We need the size first to know how much memory to allocate
  dwSize = GetSize();
  BYTE* pbDlg = new BYTE[dwSize];
  ZeroMemory(pbDlg, dwSize);
  BYTE* seeker = pbDlg;

  if (m_bExtended) {
    DLGTEMPLATEEX dh = {
      ConvertEndianness(WORD(0x0001)),
      ConvertEndianness(WORD(0xFFFF)),
      ConvertEndianness(m_dwHelpId),
      ConvertEndianness(m_dwExtStyle),
      ConvertEndianness(m_dwStyle),
      ConvertEndianness(WORD(m_vItems.size())),
      ConvertEndianness(m_sX),
      ConvertEndianness(m_sY),
      ConvertEndianness(m_sWidth),
      ConvertEndianness(m_sHeight)
    };

    CopyMemory(seeker, &dh, sizeof(DLGTEMPLATEEX));
    seeker += sizeof(DLGTEMPLATEEX);
  }
  else {
    DLGTEMPLATE dh = {
      ConvertEndianness(m_dwStyle),
      ConvertEndianness(m_dwExtStyle),
      ConvertEndianness(WORD(m_vItems.size())),
      ConvertEndianness(m_sX),
      ConvertEndianness(m_sY),
      ConvertEndianness(m_sWidth),
      ConvertEndianness(m_sHeight)
    };

    CopyMemory(seeker, &dh, sizeof(DLGTEMPLATE));
    seeker += sizeof(DLGTEMPLATE);
  }

  // Write menu variant length array
  WriteStringOrId(m_szMenu);
  // Write class variant length array
  WriteStringOrId(m_szClass);
  // Write title variant length array
  WriteStringOrId(m_szTitle);

  // Write font variant length array, size, and extended info (if needed)
  if (m_dwStyle & DS_SETFONT) {
    *(short*)seeker = ConvertEndianness(m_sFontSize);
    seeker += sizeof(short);
    if (m_bExtended) {
      *(short*)seeker = ConvertEndianness(m_sFontWeight);
      seeker += sizeof(short);
      *(BYTE*)seeker = m_bItalic;
      seeker += sizeof(BYTE);
      *(BYTE*)seeker = m_bCharset;
      seeker += sizeof(BYTE);
    }
    WriteStringOrId(m_szFont);
  }

  // Write all of the items
  for (unsigned int i = 0; i < m_vItems.size(); i++) {
    // DLGITEMTEMPLATE[EX]s must be aligned on DWORD boundary
    if ((seeker - pbDlg) % sizeof(DWORD))
      seeker += sizeof(WORD);

    if (m_bExtended) {
      DLGITEMTEMPLATEEX dih = {
        ConvertEndianness(m_vItems[i]->dwHelpId),
        ConvertEndianness(m_vItems[i]->dwExtStyle),
        ConvertEndianness(m_vItems[i]->dwStyle),
        ConvertEndianness(m_vItems[i]->sX),
        ConvertEndianness(m_vItems[i]->sY),
        ConvertEndianness(m_vItems[i]->sWidth),
        ConvertEndianness(m_vItems[i]->sHeight),
        ConvertEndianness(m_vItems[i]->wId)
      };

      CopyMemory(seeker, &dih, sizeof(DLGITEMTEMPLATEEX));
      seeker += sizeof(DLGITEMTEMPLATEEX);
    }
    else {
      DLGITEMTEMPLATE dih = {
        ConvertEndianness(m_vItems[i]->dwStyle),
        ConvertEndianness(m_vItems[i]->dwExtStyle),
        ConvertEndianness(m_vItems[i]->sX),
        ConvertEndianness(m_vItems[i]->sY),
        ConvertEndianness(m_vItems[i]->sWidth),
        ConvertEndianness(m_vItems[i]->sHeight),
        ConvertEndianness(m_vItems[i]->wId)
      };

      CopyMemory(seeker, &dih, sizeof(DLGITEMTEMPLATE));
      seeker += sizeof(DLGITEMTEMPLATE);
    }

    // Write class variant length array
    WCHAR *szClass = m_vItems[i]->szClass;
#ifdef _UNICODE
    if (!IS_INTRESOURCE(szClass) && m_build_unicode && !_wcsicmp(szClass, L"RichEdit20A"))
        szClass = L"RichEdit20W"; // transmute ANSI RichEdit control into Unicode RichEdit
#endif
    WriteStringOrId(szClass);
    // Write title variant length array
    WriteStringOrId(m_vItems[i]->szTitle);

    // Write creation data variant length array
    // First write its size
    WORD wCreateDataSize = m_vItems[i]->wCreateDataSize;
    if (m_vItems[i]->wCreateDataSize) wCreateDataSize += sizeof(WORD);
    *(WORD*)seeker = ConvertEndianness(wCreateDataSize);
    seeker += sizeof(WORD);
    // If size is nonzero write the data too
    if (m_vItems[i]->wCreateDataSize) {
      CopyMemory(seeker, m_vItems[i]->szCreationData, m_vItems[i]->wCreateDataSize);
      seeker += m_vItems[i]->wCreateDataSize;
    }
  }

  assert((DWORD)(seeker - pbDlg) == dwSize);

  // DONE!
  return pbDlg;
}

// Returns the size that the DLGTEMPLATE[EX] will take when saved
DWORD CDialogTemplate::GetSize() {
  DWORD dwSize = m_bExtended ? sizeof(DLGTEMPLATEEX) : sizeof(DLGTEMPLATE);

  // Menu
  AddStringOrIdSize(m_szMenu);
  // Class
  AddStringOrIdSize(m_szClass);
  // Title
  AddStringOrIdSize(m_szTitle);

  // Font
  if (m_dwStyle & DS_SETFONT) {
    dwSize += sizeof(WORD) + (m_bExtended ? sizeof(short) + 2*sizeof(BYTE) : 0);
    AddStringOrIdSize(m_szFont);
  }

  for (unsigned int i = 0; i < m_vItems.size(); i++) {
    // DLGITEMTEMPLATE[EX]s must be aligned on DWORD boundary
    ALIGN(dwSize, sizeof(DWORD));

    dwSize += m_bExtended ? sizeof(DLGITEMTEMPLATEEX) : sizeof(DLGITEMTEMPLATE);

    // Class
    AddStringOrIdSize(m_vItems[i]->szClass);
    // Title
    AddStringOrIdSize(m_vItems[i]->szTitle);

    dwSize += sizeof(WORD) + m_vItems[i]->wCreateDataSize;
  }

  return dwSize;
}
Tip: Filter by directory path e.g. /media app.js to search for public/media/app.js.
Tip: Use camelCasing e.g. ProjME to search for ProjectModifiedEvent.java.
Tip: Filter by extension type e.g. /repo .js to search for all .js files in the /repo directory.
Tip: Separate your search with spaces e.g. /ssh pom.xml to search for src/ssh/pom.xml.
Tip: Use ↑ and ↓ arrow keys to navigate and return to view the file.
Tip: You can also navigate files with Ctrl+j (next) and Ctrl+k (previous) and view the file with Ctrl+o.
Tip: You can also navigate files with Alt+j (next) and Alt+k (previous) and view the file with Alt+o.