dlls/msi/dialog.c

   1 /*
   2  * Implementation of the Microsoft Installer (msi.dll)
   3  *
   4  * Copyright 2005 Mike McCormack for CodeWeavers
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library 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 GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  */
  20
  21 #define COBJMACROS
  22
  23 #include <stdarg.h>
  24
  25 #include "windef.h"
  26 #include "winbase.h"
  27 #include "winuser.h"
  28 #include "winnls.h"
  29 #include "wingdi.h"
  30 #include "msi.h"
  31 #include "msipriv.h"
  32 #include "msidefs.h"
  33 #include "ocidl.h"
  34 #include "olectl.h"
  35 #include "richedit.h"
  36
  37 #include "wine/debug.h"
  38 #include "wine/unicode.h"
  39
  40 #include "action.h"
  41
  42 WINE_DEFAULT_DEBUG_CHANNEL(msi);
  43
  44
  45 struct msi_control_tag;
  46 typedef struct msi_control_tag msi_control;
  47 typedef UINT (*msi_handler)( msi_dialog *, msi_control *, WPARAM );
  48
  49 struct msi_control_tag
  50 {
  51     struct msi_control_tag *next;
  52     HWND hwnd;
  53     msi_handler handler;
  54     LPWSTR property;
  55     LPWSTR value;
  56     IPicture *pic;
  57     HICON hIcon;
  58     WCHAR name[1];
  59 };
  60
  61 typedef struct msi_font_tag
  62 {
  63     struct msi_font_tag *next;
  64     HFONT hfont;
  65     WCHAR name[1];
  66 } msi_font;
  67
  68 struct msi_dialog_tag
  69 {
  70     MSIPACKAGE *package;
  71     msi_dialog_event_handler event_handler;
  72     BOOL finished;
  73     INT scale;
  74     DWORD attributes;
  75     HWND hwnd;
  76     LPWSTR default_font;
  77     msi_font *font_list;
  78     msi_control *control_list;
  79     WCHAR name[1];
  80 };
  81
  82 typedef UINT (*msi_dialog_control_func)( msi_dialog *dialog, MSIRECORD *rec );
  83 struct control_handler
  84 {
  85     LPCWSTR control_type;
  86     msi_dialog_control_func func;
  87 };
  88
  89 typedef struct
  90 {
  91     msi_dialog* dialog;
  92     msi_control *parent;
  93     DWORD       attributes;
  94 } radio_button_group_descr;
  95
  96 const WCHAR szMsiDialogClass[] = {
  97     'M','s','i','D','i','a','l','o','g','C','l','o','s','e','C','l','a','s','s',0
  98 };
  99 const WCHAR szMsiHiddenWindow[] = {
 100     'M','s','i','H','i','d','d','e','n','W','i','n','d','o','w',0 };
 101 const static WCHAR szStatic[] = { 'S','t','a','t','i','c',0 };
 102 const static WCHAR szButton[] = { 'B','U','T','T','O','N', 0 };
 103 const static WCHAR szButtonData[] = { 'M','S','I','D','A','T','A',0 };
 104 static const WCHAR szText[] = { 'T','e','x','t',0 };
 105 static const WCHAR szPushButton[] = { 'P','u','s','h','B','u','t','t','o','n',0 };
 106 static const WCHAR szLine[] = { 'L','i','n','e',0 };
 107 static const WCHAR szBitmap[] = { 'B','i','t','m','a','p',0 };
 108 static const WCHAR szCheckBox[] = { 'C','h','e','c','k','B','o','x',0 };
 109 static const WCHAR szScrollableText[] = {
 110     'S','c','r','o','l','l','a','b','l','e','T','e','x','t',0 };
 111 static const WCHAR szComboBox[] = { 'C','o','m','b','o','B','o','x',0 };
 112 static const WCHAR szEdit[] = { 'E','d','i','t',0 };
 113 static const WCHAR szMaskedEdit[] = { 'M','a','s','k','e','d','E','d','i','t',0 };
 114 static const WCHAR szPathEdit[] = { 'P','a','t','h','E','d','i','t',0 };
 115 static const WCHAR szRadioButtonGroup[] = {
 116     'R','a','d','i','o','B','u','t','t','o','n','G','r','o','u','p',0 };
 117 static const WCHAR szIcon[] = { 'I','c','o','n',0 };
 118
 119 static UINT msi_dialog_checkbox_handler( msi_dialog *, msi_control *, WPARAM );
 120 static void msi_dialog_checkbox_sync_state( msi_dialog *, msi_control * );
 121 static UINT msi_dialog_button_handler( msi_dialog *, msi_control *, WPARAM );
 122 static UINT msi_dialog_edit_handler( msi_dialog *, msi_control *, WPARAM );
 123 static UINT msi_dialog_radiogroup_handler( msi_dialog *, msi_control *, WPARAM param );
 124 static UINT msi_dialog_evaluate_control_conditions( msi_dialog *dialog );
 125 static LRESULT WINAPI MSIRadioGroup_WndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam);
 126
 127
 128 /* dialog sequencing */
 129
 130 #define WM_MSI_DIALOG_CREATE  (WM_USER+0x100)
 131 #define WM_MSI_DIALOG_DESTROY (WM_USER+0x101)
 132
 133 static DWORD uiThreadId;
 134 static HWND hMsiHiddenWindow;
 135 static HMODULE hRichedit;
 136
 137 static INT msi_dialog_scale_unit( msi_dialog *dialog, INT val )
 138 {
 139     return (dialog->scale * val + 5) / 10;
 140 }
 141
 142 static msi_control *msi_dialog_find_control( msi_dialog *dialog, LPCWSTR name )
 143 {
 144     msi_control *control;
 145
 146     for( control = dialog->control_list; control; control = control->next )
 147         if( !strcmpW( control->name, name ) ) /* FIXME: case sensitive? */
 148             break;
 149     return control;
 150 }
 151
 152 static msi_control *msi_dialog_find_control_by_hwnd( msi_dialog *dialog, HWND hwnd )
 153 {
 154     msi_control *control;
 155
 156     for( control = dialog->control_list; control; control = control->next )
 157         if( hwnd == control->hwnd )
 158             break;
 159     return control;
 160 }
 161
 162 /*
 163  * msi_dialog_get_style
 164  *
 165  * Extract the {\style} string from the front of the text to display and
 166  *  update the pointer.
 167  */
 168 static LPWSTR msi_dialog_get_style( LPCWSTR *text )
 169 {
 170     LPWSTR ret = NULL;
 171     LPCWSTR p = *text, q;
 172     DWORD len;
 173
 174     if( *p++ != '{' )
 175         return ret;
 176     q = strchrW( p, '}' );
 177     if( !q )
 178         return ret;
 179     *text = ++q;
 180     if( *p++ != '\\' )
 181         return ret;
 182     len = q - p;
 183
 184     ret = HeapAlloc( GetProcessHeap(), 0, len*sizeof(WCHAR) );
 185     if( !ret )
 186         return ret;
 187     memcpy( ret, p, len*sizeof(WCHAR) );
 188     ret[len-1] = 0;
 189     return ret;
 190 }
 191
 192 static UINT msi_dialog_add_font( MSIRECORD *rec, LPVOID param )
 193 {
 194     msi_dialog *dialog = param;
 195     msi_font *font;
 196     LPCWSTR face, name;
 197     LOGFONTW lf;
 198     INT style;
 199     HDC hdc;
 200
 201     /* create a font and add it to the list */
 202     name = MSI_RecordGetString( rec, 1 );
 203     font = HeapAlloc( GetProcessHeap(), 0,
 204                       sizeof *font + strlenW( name )*sizeof (WCHAR) );
 205     strcpyW( font->name, name );
 206     font->next = dialog->font_list;
 207     dialog->font_list = font;
 208
 209     memset( &lf, 0, sizeof lf );
 210     face = MSI_RecordGetString( rec, 2 );
 211     lf.lfHeight = MSI_RecordGetInteger( rec, 3 );
 212     style = MSI_RecordGetInteger( rec, 5 );
 213     if( style & msidbTextStyleStyleBitsBold )
 214         lf.lfWeight = FW_BOLD;
 215     if( style & msidbTextStyleStyleBitsItalic )
 216         lf.lfItalic = TRUE;
 217     if( style & msidbTextStyleStyleBitsUnderline )
 218         lf.lfUnderline = TRUE;
 219     if( style & msidbTextStyleStyleBitsStrike )
 220         lf.lfStrikeOut = TRUE;
 221     lstrcpynW( lf.lfFaceName, face, LF_FACESIZE );
 222
 223     /* adjust the height */
 224     hdc = GetDC( dialog->hwnd );
 225     if (hdc)
 226     {
 227         lf.lfHeight = -MulDiv(lf.lfHeight, GetDeviceCaps(hdc, LOGPIXELSY), 72);
 228         ReleaseDC( dialog->hwnd, hdc );
 229     }
 230
 231     font->hfont = CreateFontIndirectW( &lf );
 232
 233     TRACE("Adding font style %s\n", debugstr_w(font->name) );
 234
 235     return ERROR_SUCCESS;
 236 }
 237
 238 static msi_font *msi_dialog_find_font( msi_dialog *dialog, LPCWSTR name )
 239 {
 240     msi_font *font;
 241
 242     for( font = dialog->font_list; font; font = font->next )
 243         if( !strcmpW( font->name, name ) )  /* FIXME: case sensitive? */
 244             break;
 245
 246     return font;
 247 }
 248
 249 static UINT msi_dialog_set_font( msi_dialog *dialog, HWND hwnd, LPCWSTR name )
 250 {
 251     msi_font *font;
 252
 253     font = msi_dialog_find_font( dialog, name );
 254     if( font )
 255         SendMessageW( hwnd, WM_SETFONT, (WPARAM) font->hfont, TRUE );
 256     else
 257         ERR("No font entry for %s\n", debugstr_w(name));
 258     return ERROR_SUCCESS;
 259 }
 260
 261 static UINT msi_dialog_build_font_list( msi_dialog *dialog )
 262 {
 263     static const WCHAR query[] = {
 264       'S','E','L','E','C','T',' ','*',' ',
 265       'F','R','O','M',' ','`','T','e','x','t','S','t','y','l','e','`',' ',0
 266     };
 267     UINT r;
 268     MSIQUERY *view = NULL;
 269
 270     TRACE("dialog %p\n", dialog );
 271
 272     r = MSI_OpenQuery( dialog->package->db, &view, query );
 273     if( r != ERROR_SUCCESS )
 274         return r;
 275
 276     r = MSI_IterateRecords( view, NULL, msi_dialog_add_font, dialog );
 277     msiobj_release( &view->hdr );
 278
 279     return r;
 280 }
 281
 282 static msi_control *msi_dialog_create_window( msi_dialog *dialog,
 283                 MSIRECORD *rec, LPCWSTR szCls, LPCWSTR name, LPCWSTR text,
 284                 DWORD style, HWND parent )
 285 {
 286     DWORD x, y, width, height;
 287     LPWSTR font = NULL, title = NULL;
 288     msi_control *control;
 289
 290     style |= WS_CHILD;
 291
 292     control = HeapAlloc( GetProcessHeap(), 0,
 293                          sizeof *control + strlenW(name)*sizeof(WCHAR) );
 294     strcpyW( control->name, name );
 295     control->next = dialog->control_list;
 296     dialog->control_list = control;
 297     control->handler = NULL;
 298     control->property = NULL;
 299     control->value = NULL;
 300     control->pic = NULL;
 301     control->hIcon = NULL;
 302
 303     x = MSI_RecordGetInteger( rec, 4 );
 304     y = MSI_RecordGetInteger( rec, 5 );
 305     width = MSI_RecordGetInteger( rec, 6 );
 306     height = MSI_RecordGetInteger( rec, 7 );
 307
 308     x = msi_dialog_scale_unit( dialog, x );
 309     y = msi_dialog_scale_unit( dialog, y );
 310     width = msi_dialog_scale_unit( dialog, width );
 311     height = msi_dialog_scale_unit( dialog, height );
 312
 313     if( text )
 314     {
 315         font = msi_dialog_get_style( &text );
 316         deformat_string( dialog->package, text, &title );
 317     }
 318
 319     control->hwnd = CreateWindowW( szCls, title, style,
 320                           x, y, width, height, parent, NULL, NULL, NULL );
 321
 322     TRACE("Dialog %s control %s hwnd %p\n",
 323            debugstr_w(dialog->name), debugstr_w(text), control->hwnd );
 324
 325     msi_dialog_set_font( dialog, control->hwnd,
 326                          font ? font : dialog->default_font );
 327
 328     HeapFree( GetProcessHeap(), 0, font );
 329     HeapFree( GetProcessHeap(), 0, title );
 330
 331     return control;
 332 }
 333
 334 /* called from the Control Event subscription code */
 335 void msi_dialog_handle_event( msi_dialog* dialog, LPCWSTR control,
 336                               LPCWSTR attribute, MSIRECORD *rec )
 337 {
 338     msi_control* ctrl;
 339     LPCWSTR text;
 340
 341     ctrl = msi_dialog_find_control( dialog, control );
 342     if (!ctrl)
 343         return;
 344     if( lstrcmpW(attribute, szText) )
 345         return;
 346     text = MSI_RecordGetString( rec , 1 );
 347     SetWindowTextW( ctrl->hwnd, text );
 348 }
 349
 350 static void msi_dialog_map_events(msi_dialog* dialog, LPCWSTR control)
 351 {
 352     static WCHAR Query[] = {
 353         'S','E','L','E','C','T',' ','*',' ','F','R','O','M',' ',
 354          '`','E','v','e','n','t','M','a','p','p','i','n','g','`',' ',
 355         'W','H','E','R','E',' ',
 356          '`','D','i','a','l','o','g','_','`',' ','=',' ','\'','%','s','\'',' ',
 357         'A','N','D',' ',
 358          '`','C','o','n','t','r','o','l','_','`',' ','=',' ','\'','%','s','\'',0
 359     };
 360     MSIRECORD *row;
 361     LPCWSTR event, attribute;
 362
 363     row = MSI_QueryGetRecord( dialog->package->db, Query, dialog->name, control );
 364     if (!row)
 365         return;
 366
 367     event = MSI_RecordGetString( row, 3 );
 368     attribute = MSI_RecordGetString( row, 4 );
 369     ControlEvent_SubscribeToEvent( dialog->package, event, control, attribute );
 370     msiobj_release( &row->hdr );
 371 }
 372
 373 /* everything except radio buttons */
 374 static msi_control *msi_dialog_add_control( msi_dialog *dialog,
 375                 MSIRECORD *rec, LPCWSTR szCls, DWORD style )
 376 {
 377     DWORD attributes;
 378     LPCWSTR text, name;
 379
 380     name = MSI_RecordGetString( rec, 2 );
 381     attributes = MSI_RecordGetInteger( rec, 8 );
 382     text = MSI_RecordGetString( rec, 10 );
 383     if( attributes & 1 )
 384         style |= WS_VISIBLE;
 385     if( ~attributes & 2 )
 386         style |= WS_DISABLED;
 387
 388     msi_dialog_map_events(dialog, name);
 389
 390     return msi_dialog_create_window( dialog, rec, szCls, name, text,
 391                                      style, dialog->hwnd );
 392 }
 393
 394 static UINT msi_dialog_text_control( msi_dialog *dialog, MSIRECORD *rec )
 395 {
 396     TRACE("%p %p\n", dialog, rec);
 397
 398     msi_dialog_add_control( dialog, rec, szStatic, 0 );
 399     return ERROR_SUCCESS;
 400 }
 401
 402 static UINT msi_dialog_button_control( msi_dialog *dialog, MSIRECORD *rec )
 403 {
 404     msi_control *control;
 405
 406     TRACE("%p %p\n", dialog, rec);
 407
 408     control = msi_dialog_add_control( dialog, rec, szButton, WS_TABSTOP );
 409     control->handler = msi_dialog_button_handler;
 410
 411     return ERROR_SUCCESS;
 412 }
 413
 414 static LPWSTR msi_get_checkbox_value( msi_dialog *dialog, LPCWSTR prop )
 415 {
 416     const static WCHAR query[] = {
 417         'S','E','L','E','C','T',' ','*',' ',
 418         'F','R','O','M',' ','`','C','h','e','c','k','B','o','x',' ','`',
 419         'W','H','E','R','E',' ',
 420         '`','P','r','o','p','e','r','t','y','`',' ','=',' ',
 421         '\'','%','s','\'',0
 422     };
 423     MSIRECORD *rec = NULL;
 424     LPCWSTR val = NULL;
 425     LPWSTR ret = NULL;
 426
 427     /* find if there is a value associated with the checkbox */
 428     rec = MSI_QueryGetRecord( dialog->package->db, query, prop );
 429     if (!rec)
 430         return ret;
 431
 432     val = MSI_RecordGetString( rec, 2 );
 433     if (val)
 434     {
 435         deformat_string( dialog->package, val, &ret );
 436         if( ret && !ret[0] )
 437         {
 438             HeapFree( GetProcessHeap(), 0, ret );
 439             ret = NULL;
 440         }
 441     }
 442     msiobj_release( &rec->hdr );
 443     if (ret)
 444         return ret;
 445
 446     ret = load_dynamic_property(dialog->package, prop, NULL);
 447     if( ret && !ret[0] )
 448     {
 449         HeapFree( GetProcessHeap(), 0, ret );
 450         ret = NULL;
 451     }
 452
 453     return ret;
 454 }
 455
 456 static UINT msi_dialog_checkbox_control( msi_dialog *dialog, MSIRECORD *rec )
 457 {
 458     msi_control *control;
 459     LPCWSTR prop;
 460
 461     TRACE("%p %p\n", dialog, rec);
 462
 463     control = msi_dialog_add_control( dialog, rec, szButton,
 464                                 BS_CHECKBOX | BS_MULTILINE | WS_TABSTOP );
 465     control->handler = msi_dialog_checkbox_handler;
 466     prop = MSI_RecordGetString( rec, 9 );
 467     if( prop )
 468     {
 469         control->property = strdupW( prop );
 470         control->value = msi_get_checkbox_value( dialog, prop );
 471         TRACE("control %s value %s\n", debugstr_w(control->property),
 472               debugstr_w(control->value));
 473     }
 474     msi_dialog_checkbox_sync_state( dialog, control );
 475
 476     return ERROR_SUCCESS;
 477 }
 478
 479 static UINT msi_dialog_line_control( msi_dialog *dialog, MSIRECORD *rec )
 480 {
 481     TRACE("%p %p\n", dialog, rec);
 482
 483     msi_dialog_add_control( dialog, rec, szStatic, SS_ETCHEDHORZ | SS_SUNKEN );
 484     return ERROR_SUCCESS;
 485 }
 486
 487 struct msi_streamin_info
 488 {
 489     LPSTR string;
 490     DWORD offset;
 491     DWORD length;
 492 };
 493
 494 static DWORD CALLBACK
 495 msi_richedit_stream_in( DWORD_PTR arg, LPBYTE buffer, LONG count, LONG *pcb )
 496 {
 497     struct msi_streamin_info *info = (struct msi_streamin_info*) arg;
 498
 499     if( (count + info->offset) > info->length )
 500         count = info->length - info->offset;
 501     memcpy( buffer, &info->string[ info->offset ], count );
 502     *pcb = count;
 503     info->offset += count;
 504
 505     TRACE("%ld/%ld\n", info->offset, info->length);
 506
 507     return 0;
 508 }
 509
 510 static UINT msi_dialog_scrolltext_control( msi_dialog *dialog, MSIRECORD *rec )
 511 {
 512     const static WCHAR szRichEdit20W[] = {
 513         'R','i','c','h','E','d','i','t','2','0','W',0
 514     };
 515     struct msi_streamin_info info;
 516     msi_control *control;
 517     LPCWSTR text;
 518     EDITSTREAM es;
 519     DWORD style;
 520
 521     style = WS_BORDER | ES_MULTILINE | WS_VSCROLL |
 522             ES_READONLY | ES_AUTOVSCROLL | WS_TABSTOP;
 523     control = msi_dialog_add_control( dialog, rec, szRichEdit20W, style );
 524
 525     text = MSI_RecordGetString( rec, 10 );
 526     info.string = strdupWtoA( text );
 527     info.offset = 0;
 528     info.length = lstrlenA( info.string ) + 1;
 529
 530     es.dwCookie = (DWORD_PTR) &info;
 531     es.dwError = 0;
 532     es.pfnCallback = msi_richedit_stream_in;
 533
 534     SendMessageW( control->hwnd, EM_STREAMIN, SF_RTF, (LPARAM) &es );
 535
 536     HeapFree( GetProcessHeap(), 0, info.string );
 537
 538     return ERROR_SUCCESS;
 539 }
 540
 541 static MSIRECORD *msi_get_binary_record( MSIDATABASE *db, LPCWSTR name )
 542 {
 543     const static WCHAR query[] = {
 544         's','e','l','e','c','t',' ','*',' ',
 545         'f','r','o','m',' ','B','i','n','a','r','y',' ',
 546         'w','h','e','r','e',' ',
 547             '`','N','a','m','e','`',' ','=',' ','\'','%','s','\'',0
 548     };
 549
 550     return MSI_QueryGetRecord( db, query, name );
 551 }
 552
 553 static UINT msi_load_bitmap( MSIDATABASE *db, LPCWSTR name, IPicture **pic )
 554 {
 555     MSIRECORD *rec = NULL;
 556     IStream *stm = NULL;
 557     UINT r;
 558
 559     rec = msi_get_binary_record( db, name );
 560     if( !rec )
 561         return ERROR_FUNCTION_FAILED;
 562
 563     r = MSI_RecordGetIStream( rec, 2, &stm );
 564     msiobj_release( &rec->hdr );
 565     if( r != ERROR_SUCCESS )
 566         return r;
 567
 568     r = OleLoadPicture( stm, 0, TRUE, &IID_IPicture, (LPVOID*) pic );
 569     IStream_Release( stm );
 570     if( FAILED( r ) )
 571         return ERROR_FUNCTION_FAILED;
 572
 573     return ERROR_SUCCESS;
 574 }
 575
 576 static UINT msi_dialog_bitmap_control( msi_dialog *dialog, MSIRECORD *rec )
 577 {
 578     IPicture *pic = NULL;
 579     msi_control *control;
 580     OLE_HANDLE hBitmap = 0;
 581     LPCWSTR text;
 582     UINT r;
 583
 584     control = msi_dialog_add_control( dialog, rec, szStatic,
 585                             SS_BITMAP | SS_LEFT | SS_CENTERIMAGE );
 586     text = MSI_RecordGetString( rec, 10 );
 587     r = msi_load_bitmap( dialog->package->db, text, &pic );
 588     if( r == ERROR_SUCCESS )
 589     {
 590         r = IPicture_get_Handle( pic, &hBitmap );
 591         if( SUCCEEDED( r ) )
 592             SendMessageW( control->hwnd, STM_SETIMAGE, IMAGE_BITMAP, hBitmap );
 593         control->pic = pic;
 594     }
 595
 596     return ERROR_SUCCESS;
 597 }
 598
 599 static LPWSTR msi_create_tmp_path(void)
 600 {
 601     WCHAR tmp[MAX_PATH];
 602     LPWSTR path = NULL;
 603     static const WCHAR prefix[] = { 'm','s','i',0 };
 604     DWORD len, r;
 605
 606     r = GetTempPathW( MAX_PATH, tmp );
 607     if( !r )
 608         return path;
 609     len = lstrlenW( tmp ) + 20;
 610     path = HeapAlloc( GetProcessHeap(), 0, len * sizeof (WCHAR) );
 611     if( path )
 612     {
 613         r = GetTempFileNameW( tmp, prefix, 0, path );
 614         if (!r)
 615         {
 616             HeapFree( GetProcessHeap(), 0, path );
 617             path = NULL;
 618         }
 619     }
 620     return path;
 621 }
 622
 623 static UINT
 624 msi_load_icon( MSIDATABASE *db, LPCWSTR name, DWORD attributes, HICON *picon )
 625 {
 626     UINT r = ERROR_FUNCTION_FAILED;
 627     LPWSTR tmp;
 628     MSIRECORD *rec;
 629     HICON hicon = 0;
 630
 631     TRACE("loading %s\n", debugstr_w( name ) );
 632
 633     tmp = msi_create_tmp_path();
 634     if( !tmp )
 635         return r;
 636
 637     rec = msi_get_binary_record( db, name );
 638     if( rec )
 639     {
 640         r = MSI_RecordStreamToFile( rec, 2, tmp );
 641         if( r == ERROR_SUCCESS )
 642         {
 643             DWORD cx = 0, cy = 0, flags = LR_LOADFROMFILE | LR_DEFAULTSIZE;
 644
 645             if( attributes & msidbControlAttributesFixedSize )
 646             {
 647                 flags &= ~LR_DEFAULTSIZE;
 648                 if( attributes & msidbControlAttributesIconSize16 )
 649                 {
 650                     cx += 16;
 651                     cy += 16;
 652                 }
 653                 if( attributes & msidbControlAttributesIconSize32 )
 654                 {
 655                     cx += 32;
 656                     cy += 32;
 657                 }
 658                 /* msidbControlAttributesIconSize48 handled by above logic */
 659             }
 660
 661             hicon = LoadImageW( 0, tmp, IMAGE_ICON, cx, cy, flags );
 662             if( hicon )
 663                 *picon = hicon;
 664             else
 665                 ERR("failed to load icon from %s\n", debugstr_w( tmp ));
 666             DeleteFileW( tmp );
 667         }
 668         msiobj_release( &rec->hdr );
 669     }
 670
 671     HeapFree( GetProcessHeap(), 0, tmp );
 672
 673     return r;
 674 }
 675
 676 static UINT msi_dialog_icon_control( msi_dialog *dialog, MSIRECORD *rec )
 677 {
 678     msi_control *control;
 679     DWORD attributes;
 680     HICON hIcon = 0;
 681     LPCWSTR text;
 682     UINT r;
 683
 684     TRACE("\n");
 685
 686     control = msi_dialog_add_control( dialog, rec, szStatic,
 687                             SS_ICON | SS_CENTERIMAGE | WS_GROUP );
 688     text = MSI_RecordGetString( rec, 10 );
 689     attributes = MSI_RecordGetInteger( rec, 8 );
 690     r = msi_load_icon( dialog->package->db, text, attributes, &hIcon );
 691     if( r == ERROR_SUCCESS )
 692     {
 693         r = SendMessageW( control->hwnd, STM_SETICON, (WPARAM) hIcon, 0 );
 694         control->hIcon = hIcon;
 695     }
 696     else
 697         ERR("Failed to load bitmap %s\n", debugstr_w(text));
 698     return ERROR_SUCCESS;
 699 }
 700
 701 static UINT msi_dialog_combo_control( msi_dialog *dialog, MSIRECORD *rec )
 702 {
 703     static const WCHAR szCombo[] = { 'C','O','M','B','O','B','O','X',0 };
 704
 705     msi_dialog_add_control( dialog, rec, szCombo,
 706                             SS_BITMAP | SS_LEFT | SS_CENTERIMAGE );
 707     return ERROR_SUCCESS;
 708 }
 709
 710 static UINT msi_dialog_edit_control( msi_dialog *dialog, MSIRECORD *rec )
 711 {
 712     msi_control *control;
 713     LPCWSTR prop;
 714     LPWSTR val;
 715
 716     control = msi_dialog_add_control( dialog, rec, szEdit,
 717                                       WS_BORDER | WS_TABSTOP );
 718     control->handler = msi_dialog_edit_handler;
 719     prop = MSI_RecordGetString( rec, 9 );
 720     if( prop )
 721         control->property = strdupW( prop );
 722     val = load_dynamic_property( dialog->package, control->property, NULL );
 723     SetWindowTextW( control->hwnd, val );
 724     HeapFree( GetProcessHeap(), 0, val );
 725     return ERROR_SUCCESS;
 726 }
 727
 728 /******************** Masked Edit ********************************************/
 729
 730 #define MASK_MAX_GROUPS 10
 731
 732 struct msi_mask_group
 733 {
 734     UINT len;
 735     UINT ofs;
 736     WCHAR type;
 737     HWND hwnd;
 738 };
 739
 740 struct msi_maskedit_info
 741 {
 742     msi_dialog *dialog;
 743     WNDPROC oldproc;
 744     HWND hwnd;
 745     LPWSTR prop;
 746     UINT num_chars;
 747     UINT num_groups;
 748     struct msi_mask_group group[MASK_MAX_GROUPS];
 749 };
 750
 751 static void msi_mask_control_change( struct msi_maskedit_info *info )
 752 {
 753     LPWSTR val;
 754     UINT i, n, r;
 755
 756     val = HeapAlloc( GetProcessHeap(), 0, (info->num_chars+1)*sizeof(WCHAR) );
 757     for( i=0, n=0; i<info->num_groups; i++ )
 758     {
 759         if( (info->group[i].len + n) > info->num_chars )
 760         {
 761             ERR("can't fit control %d text into template\n",i);
 762             break;
 763         }
 764         r = GetWindowTextW( info->group[i].hwnd, &val[n], info->group[i].len+1 );
 765         if( r != info->group[i].len )
 766             break;
 767         n += r;
 768     }
 769
 770     TRACE("%d/%d controls were good\n", i, info->num_groups);
 771
 772     if( i == info->num_groups )
 773     {
 774         TRACE("Set property %s to %s\n",
 775               debugstr_w(info->prop), debugstr_w(val) );
 776         CharUpperBuffW( val, info->num_chars );
 777         MSI_SetPropertyW( info->dialog->package, info->prop, val );
 778         msi_dialog_evaluate_control_conditions( info->dialog );
 779     }
 780     HeapFree( GetProcessHeap(), 0, val );
 781 }
 782
 783 static LRESULT WINAPI
 784 MSIMaskedEdit_WndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
 785 {
 786     struct msi_maskedit_info *info;
 787     HRESULT r;
 788
 789     TRACE("%p %04x %08x %08lx\n", hWnd, msg, wParam, lParam);
 790
 791     info = GetPropW(hWnd, szButtonData);
 792
 793     r = CallWindowProcW(info->oldproc, hWnd, msg, wParam, lParam);
 794
 795     switch( msg )
 796     {
 797     case WM_COMMAND:
 798         if (HIWORD(wParam) == EN_CHANGE)
 799             msi_mask_control_change( info );
 800         break;
 801     case WM_NCDESTROY:
 802         HeapFree( GetProcessHeap(), 0, info->prop );
 803         HeapFree( GetProcessHeap(), 0, info );
 804         RemovePropW( hWnd, szButtonData );
 805         break;
 806     }
 807
 808     return r;
 809 }
 810
 811 /* fish the various bits of the property out and put them in the control */
 812 static void
 813 msi_maskedit_set_text( struct msi_maskedit_info *info, LPCWSTR text )
 814 {
 815     LPCWSTR p;
 816     UINT i;
 817
 818     p = text;
 819     for( i = 0; i < info->num_groups; i++ )
 820     {
 821         if( info->group[i].len < lstrlenW( p ) )
 822         {
 823             LPWSTR chunk = strdupW( p );
 824             chunk[ info->group[i].len ] = 0;
 825             SetWindowTextW( info->group[i].hwnd, chunk );
 826             HeapFree( GetProcessHeap(), 0, chunk );
 827         }
 828         else
 829         {
 830             SetWindowTextW( info->group[i].hwnd, p );
 831             break;
 832         }
 833         p += info->group[i].len;
 834     }
 835 }
 836
 837 static struct msi_maskedit_info * msi_dialog_parse_groups( LPCWSTR mask )
 838 {
 839     struct msi_maskedit_info * info = NULL;
 840     int i = 0, n = 0, total = 0;
 841     LPCWSTR p;
 842
 843     TRACE("masked control, template %s\n", debugstr_w(mask));
 844
 845     if( !mask )
 846         return info;
 847
 848     p = strchrW(mask, '<');
 849     if( !p )
 850         return info;
 851
 852     info = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof *info );
 853     if( !info )
 854         return info;
 855
 856     p++;
 857     for( i=0; i<MASK_MAX_GROUPS; i++ )
 858     {
 859         /* stop at the end of the string */
 860         if( p[0] == 0 || p[0] == '>' )
 861             break;
 862
 863         /* count the number of the same identifier */
 864         for( n=0; p[n] == p[0]; n++ )
 865             ;
 866         info->group[i].ofs = total;
 867         info->group[i].type = p[0];
 868         if( p[n] == '=' )
 869         {
 870             n++;
 871             total++; /* an extra not part of the group */
 872         }
 873         info->group[i].len = n;
 874         total += n;
 875         p += n;
 876     }
 877
 878     TRACE("%d characters in %d groups\n", total, info->num_groups );
 879     if( i == MASK_MAX_GROUPS )
 880         ERR("too many groups in PIDTemplate %s\n", debugstr_w(mask));
 881
 882     info->num_chars = total;
 883     info->num_groups = i;
 884
 885     return info;
 886 }
 887
 888 static void
 889 msi_maskedit_create_children( struct msi_maskedit_info *info )
 890 {
 891     DWORD width, height, style, wx, ww;
 892     LPCWSTR text, font = NULL;
 893     RECT rect;
 894     HWND hwnd;
 895     UINT i;
 896
 897     style = WS_CHILD | WS_BORDER | WS_VISIBLE | WS_TABSTOP;
 898
 899     GetClientRect( info->hwnd, &rect );
 900
 901     width = rect.right - rect.left;
 902     height = rect.bottom - rect.top;
 903
 904     if( text )
 905         font = msi_dialog_get_style( &text );
 906
 907     for( i = 0; i < info->num_groups; i++ )
 908     {
 909         wx = (info->group[i].ofs * width) / info->num_chars;
 910         ww = (info->group[i].len * width) / info->num_chars;
 911
 912         hwnd = CreateWindowW( szEdit, NULL, style, wx, 0, ww, height,
 913                               info->hwnd, NULL, NULL, NULL );
 914         if( !hwnd )
 915         {
 916             ERR("failed to create mask edit sub window\n");
 917             break;
 918         }
 919
 920         SendMessageW( hwnd, EM_LIMITTEXT, info->group[i].len, 0 );
 921
 922         msi_dialog_set_font( info->dialog, hwnd,
 923                        font ? font : info->dialog->default_font );
 924         info->group[i].hwnd = hwnd;
 925     }
 926 }
 927
 928 /* office 2003 uses "73931<````=````=````=````=`````>@@@@@" */
 929 static UINT msi_dialog_maskedit_control( msi_dialog *dialog, MSIRECORD *rec )
 930 {
 931     const static WCHAR pidt[] = {'P','I','D','T','e','m','p','l','a','t','e',0};
 932     LPWSTR mask = NULL, title = NULL, val = NULL;
 933     struct msi_maskedit_info *info = NULL;
 934     UINT ret = ERROR_SUCCESS;
 935     msi_control *control;
 936     LPCWSTR prop;
 937
 938     mask = load_dynamic_property( dialog->package, pidt, NULL );
 939     if( !mask )
 940     {
 941         ERR("PIDTemplate is empty\n");
 942         goto end;
 943     }
 944
 945     info = msi_dialog_parse_groups( mask );
 946     if( !info )
 947     {
 948         ERR("template %s is invalid\n", debugstr_w(mask));
 949         goto end;
 950     }
 951
 952     info->dialog = dialog;
 953
 954     control = msi_dialog_add_control( dialog, rec, szStatic,
 955                    SS_OWNERDRAW | WS_GROUP | WS_VISIBLE );
 956     if( !control )
 957     {
 958         ERR("Failed to create maskedit container\n");
 959         ret = ERROR_FUNCTION_FAILED;
 960         goto end;
 961     }
 962     SetWindowLongPtrW( control->hwnd, GWL_EXSTYLE, WS_EX_CONTROLPARENT );
 963
 964     info->hwnd = control->hwnd;
 965
 966     /* subclass the static control */
 967     info->oldproc = (WNDPROC) SetWindowLongPtrW( info->hwnd, GWLP_WNDPROC,
 968                                           (LONG_PTR)MSIMaskedEdit_WndProc );
 969     SetPropW( control->hwnd, szButtonData, info );
 970
 971     prop = MSI_RecordGetString( rec, 9 );
 972     if( prop )
 973         info->prop = strdupW( prop );
 974
 975     msi_maskedit_create_children( info );
 976
 977     if( prop )
 978     {
 979         val = load_dynamic_property( dialog->package, prop, NULL );
 980         if( val )
 981         {
 982             msi_maskedit_set_text( info, val );
 983             HeapFree( GetProcessHeap(), 0, val );
 984         }
 985     }
 986
 987 end:
 988     if( ret != ERROR_SUCCESS )
 989         HeapFree( GetProcessHeap(), 0, info );
 990     HeapFree( GetProcessHeap(), 0, title );
 991     HeapFree( GetProcessHeap(), 0, mask );
 992     return ret;
 993 }
 994
 995 /******************** Path Edit ********************************************/
 996
 997 static UINT msi_dialog_pathedit_control( msi_dialog *dialog, MSIRECORD *rec )
 998 {
 999     FIXME("not implemented properly\n");
1000     return msi_dialog_edit_control( dialog, rec );
1001 }
1002
1003 /* radio buttons are a bit different from normal controls */
1004 static UINT msi_dialog_create_radiobutton( MSIRECORD *rec, LPVOID param )
1005 {
1006     radio_button_group_descr *group = (radio_button_group_descr *)param;
1007     msi_dialog *dialog = group->dialog;
1008     msi_control *control;
1009     LPCWSTR prop, text, name;
1010     DWORD style;
1011     DWORD attributes = group->attributes;
1012
1013     style = WS_CHILD | BS_AUTORADIOBUTTON | BS_MULTILINE | WS_TABSTOP;
1014     name = MSI_RecordGetString( rec, 3 );
1015     text = MSI_RecordGetString( rec, 8 );
1016     if( attributes & 1 )
1017         style |= WS_VISIBLE;
1018     if( ~attributes & 2 )
1019         style |= WS_DISABLED;
1020
1021     control = msi_dialog_create_window( dialog, rec, szButton, name, text,
1022                                         style, group->parent->hwnd );
1023     control->handler = msi_dialog_radiogroup_handler;
1024
1025     prop = MSI_RecordGetString( rec, 1 );
1026     if( prop )
1027         control->property = strdupW( prop );
1028
1029     return ERROR_SUCCESS;
1030 }
1031
1032 static UINT msi_dialog_radiogroup_control( msi_dialog *dialog, MSIRECORD *rec )
1033 {
1034     static const WCHAR query[] = {
1035         'S','E','L','E','C','T',' ','*',' ',
1036         'F','R','O','M',' ','R','a','d','i','o','B','u','t','t','o','n',' ',
1037         'W','H','E','R','E',' ',
1038            '`','P','r','o','p','e','r','t','y','`',' ','=',' ','\'','%','s','\'',0};
1039     UINT r;
1040     LPCWSTR prop;
1041     msi_control *control;
1042     MSIQUERY *view = NULL;
1043     radio_button_group_descr group;
1044     MSIPACKAGE *package = dialog->package;
1045     WNDPROC oldproc;
1046
1047     prop = MSI_RecordGetString( rec, 9 );
1048
1049     TRACE("%p %p %s\n", dialog, rec, debugstr_w( prop ));
1050
1051     /* Create parent group box to hold radio buttons */
1052     control = msi_dialog_add_control( dialog, rec, szButton, BS_OWNERDRAW|WS_GROUP );
1053     if( !control )
1054         return ERROR_FUNCTION_FAILED;
1055
1056     oldproc = (WNDPROC) SetWindowLongPtrW( control->hwnd, GWLP_WNDPROC,
1057                                            (LONG_PTR)MSIRadioGroup_WndProc );
1058     SetPropW(control->hwnd, szButtonData, oldproc);
1059     SetWindowLongPtrW( control->hwnd, GWL_EXSTYLE, WS_EX_CONTROLPARENT );
1060
1061     if( prop )
1062         control->property = strdupW( prop );
1063
1064     /* query the Radio Button table for all control in this group */
1065     r = MSI_OpenQuery( package->db, &view, query, prop );
1066     if( r != ERROR_SUCCESS )
1067     {
1068         ERR("query failed for dialog %s radio group %s\n",
1069             debugstr_w(dialog->name), debugstr_w(prop));
1070         return ERROR_INVALID_PARAMETER;
1071     }
1072
1073     group.dialog = dialog;
1074     group.parent = control;
1075     group.attributes = MSI_RecordGetInteger( rec, 8 );
1076
1077     r = MSI_IterateRecords( view, 0, msi_dialog_create_radiobutton, &group );
1078     msiobj_release( &view->hdr );
1079
1080     return r;
1081 }
1082
1083 struct control_handler msi_dialog_handler[] =
1084 {
1085     { szText, msi_dialog_text_control },
1086     { szPushButton, msi_dialog_button_control },
1087     { szLine, msi_dialog_line_control },
1088     { szBitmap, msi_dialog_bitmap_control },
1089     { szCheckBox, msi_dialog_checkbox_control },
1090     { szScrollableText, msi_dialog_scrolltext_control },
1091     { szComboBox, msi_dialog_combo_control },
1092     { szEdit, msi_dialog_edit_control },
1093     { szMaskedEdit, msi_dialog_maskedit_control },
1094     { szPathEdit, msi_dialog_pathedit_control },
1095     { szRadioButtonGroup, msi_dialog_radiogroup_control },
1096     { szIcon, msi_dialog_icon_control },
1097 };
1098
1099 #define NUM_CONTROL_TYPES (sizeof msi_dialog_handler/sizeof msi_dialog_handler[0])
1100
1101 static UINT msi_dialog_create_controls( MSIRECORD *rec, LPVOID param )
1102 {
1103     msi_dialog *dialog = param;
1104     LPCWSTR control_type;
1105     UINT i;
1106
1107     /* find and call the function that can create this type of control */
1108     control_type = MSI_RecordGetString( rec, 3 );
1109     for( i=0; i<NUM_CONTROL_TYPES; i++ )
1110         if (!strcmpiW( msi_dialog_handler[i].control_type, control_type ))
1111             break;
1112     if( i != NUM_CONTROL_TYPES )
1113         msi_dialog_handler[i].func( dialog, rec );
1114     else
1115         ERR("no handler for element type %s\n", debugstr_w(control_type));
1116
1117     return ERROR_SUCCESS;
1118 }
1119
1120 static UINT msi_dialog_fill_controls( msi_dialog *dialog )
1121 {
1122     static const WCHAR query[] = {
1123         'S','E','L','E','C','T',' ','*',' ',
1124         'F','R','O','M',' ','C','o','n','t','r','o','l',' ',
1125         'W','H','E','R','E',' ',
1126            '`','D','i','a','l','o','g','_','`',' ','=',' ','\'','%','s','\'',0};
1127     UINT r;
1128     MSIQUERY *view = NULL;
1129     MSIPACKAGE *package = dialog->package;
1130
1131     TRACE("%p %s\n", dialog, debugstr_w(dialog->name) );
1132
1133     /* query the Control table for all the elements of the control */
1134     r = MSI_OpenQuery( package->db, &view, query, dialog->name );
1135     if( r != ERROR_SUCCESS )
1136     {
1137         ERR("query failed for dialog %s\n", debugstr_w(dialog->name));
1138         return ERROR_INVALID_PARAMETER;
1139     }
1140
1141     r = MSI_IterateRecords( view, 0, msi_dialog_create_controls, dialog );
1142     msiobj_release( &view->hdr );
1143
1144     return r;
1145 }
1146
1147 static UINT msi_dialog_set_control_condition( MSIRECORD *rec, LPVOID param )
1148 {
1149     static const WCHAR szHide[] = { 'H','i','d','e',0 };
1150     static const WCHAR szShow[] = { 'S','h','o','w',0 };
1151     static const WCHAR szDisable[] = { 'D','i','s','a','b','l','e',0 };
1152     static const WCHAR szEnable[] = { 'E','n','a','b','l','e',0 };
1153     msi_dialog *dialog = param;
1154     msi_control *control;
1155     LPCWSTR name, action, condition;
1156     UINT r;
1157
1158     name = MSI_RecordGetString( rec, 2 );
1159     action = MSI_RecordGetString( rec, 3 );
1160     condition = MSI_RecordGetString( rec, 4 );
1161     r = MSI_EvaluateConditionW( dialog->package, condition );
1162     control = msi_dialog_find_control( dialog, name );
1163     if( r && control )
1164     {
1165         TRACE("%s control %s\n", debugstr_w(action), debugstr_w(name));
1166
1167         /* FIXME: case sensitive? */
1168         if(!lstrcmpW(action, szHide))
1169             ShowWindow(control->hwnd, SW_HIDE);
1170         else if(!strcmpW(action, szShow))
1171             ShowWindow(control->hwnd, SW_SHOW);
1172         else if(!strcmpW(action, szDisable))
1173             EnableWindow(control->hwnd, FALSE);
1174         else if(!strcmpW(action, szEnable))
1175             EnableWindow(control->hwnd, TRUE);
1176         else
1177             FIXME("Unhandled action %s\n", debugstr_w(action));
1178     }
1179
1180     return ERROR_SUCCESS;
1181 }
1182
1183 static UINT msi_dialog_evaluate_control_conditions( msi_dialog *dialog )
1184 {
1185     static const WCHAR query[] = {
1186       'S','E','L','E','C','T',' ','*',' ',
1187       'F','R','O','M',' ',
1188         'C','o','n','t','r','o','l','C','o','n','d','i','t','i','o','n',' ',
1189       'W','H','E','R','E',' ',
1190         '`','D','i','a','l','o','g','_','`',' ','=',' ','\'','%','s','\'',0
1191     };
1192     UINT r;
1193     MSIQUERY *view = NULL;
1194     MSIPACKAGE *package = dialog->package;
1195
1196     TRACE("%p %s\n", dialog, debugstr_w(dialog->name) );
1197
1198     /* query the Control table for all the elements of the control */
1199     r = MSI_OpenQuery( package->db, &view, query, dialog->name );
1200     if( r != ERROR_SUCCESS )
1201     {
1202         ERR("query failed for dialog %s\n", debugstr_w(dialog->name));
1203         return ERROR_INVALID_PARAMETER;
1204     }
1205
1206     r = MSI_IterateRecords( view, 0, msi_dialog_set_control_condition, dialog );
1207     msiobj_release( &view->hdr );
1208
1209     return r;
1210 }
1211
1212 /* figure out the height of 10 point MS Sans Serif */
1213 static INT msi_dialog_get_sans_serif_height( HWND hwnd )
1214 {
1215     static const WCHAR szSansSerif[] = {
1216         'M','S',' ','S','a','n','s',' ','S','e','r','i','f',0 };
1217     LOGFONTW lf;
1218     TEXTMETRICW tm;
1219     BOOL r;
1220     LONG height = 0;
1221     HFONT hFont, hOldFont;
1222     HDC hdc;
1223
1224     hdc = GetDC( hwnd );
1225     if (hdc)
1226     {
1227         memset( &lf, 0, sizeof lf );
1228         lf.lfHeight = MulDiv(10, GetDeviceCaps(hdc, LOGPIXELSY), 72);
1229         strcpyW( lf.lfFaceName, szSansSerif );
1230         hFont = CreateFontIndirectW(&lf);
1231         if (hFont)
1232         {
1233             hOldFont = SelectObject( hdc, hFont );
1234             r = GetTextMetricsW( hdc, &tm );
1235             if (r)
1236                 height = tm.tmHeight;
1237             SelectObject( hdc, hOldFont );
1238             DeleteObject( hFont );
1239         }
1240         ReleaseDC( hwnd, hdc );
1241     }
1242     return height;
1243 }
1244
1245 /* fetch the associated record from the Dialog table */
1246 static MSIRECORD *msi_get_dialog_record( msi_dialog *dialog )
1247 {
1248     static const WCHAR query[] = {
1249         'S','E','L','E','C','T',' ','*',' ',
1250         'F','R','O','M',' ','D','i','a','l','o','g',' ',
1251         'W','H','E','R','E',' ',
1252            '`','D','i','a','l','o','g','`',' ','=',' ','\'','%','s','\'',0};
1253     MSIPACKAGE *package = dialog->package;
1254     MSIRECORD *rec = NULL;
1255
1256     TRACE("%p %s\n", dialog, debugstr_w(dialog->name) );
1257
1258     rec = MSI_QueryGetRecord( package->db, query, dialog->name );
1259     if( !rec )
1260         ERR("query failed for dialog %s\n", debugstr_w(dialog->name));
1261
1262     return rec;
1263 }
1264
1265 static void msi_dialog_adjust_dialog_size( msi_dialog *dialog, LPSIZE sz )
1266 {
1267     RECT rect;
1268     LONG style;
1269
1270     /* turn the client size into the window rectangle */
1271     rect.left = 0;
1272     rect.top = 0;
1273     rect.right = msi_dialog_scale_unit( dialog, sz->cx );
1274     rect.bottom = msi_dialog_scale_unit( dialog, sz->cy );
1275     style = GetWindowLongPtrW( dialog->hwnd, GWL_STYLE );
1276     AdjustWindowRect( &rect, style, FALSE );
1277     sz->cx = rect.right - rect.left;
1278     sz->cy = rect.bottom - rect.top;
1279 }
1280
1281 static LRESULT msi_dialog_oncreate( HWND hwnd, LPCREATESTRUCTW cs )
1282 {
1283     static const WCHAR df[] = {
1284         'D','e','f','a','u','l','t','U','I','F','o','n','t',0 };
1285     msi_dialog *dialog = (msi_dialog*) cs->lpCreateParams;
1286     MSIRECORD *rec = NULL;
1287     LPCWSTR text;
1288     LPWSTR title = NULL;
1289     SIZE size;
1290
1291     TRACE("%p %p\n", dialog, dialog->package);
1292
1293     dialog->hwnd = hwnd;
1294     SetWindowLongPtrW( hwnd, GWLP_USERDATA, (LONG_PTR) dialog );
1295
1296     rec = msi_get_dialog_record( dialog );
1297     if( !rec )
1298     {
1299         TRACE("No record found for dialog %s\n", debugstr_w(dialog->name));
1300         return -1;
1301     }
1302
1303     dialog->scale = msi_dialog_get_sans_serif_height(dialog->hwnd);
1304
1305     size.cx = MSI_RecordGetInteger( rec, 4 );
1306     size.cy = MSI_RecordGetInteger( rec, 5 );
1307     msi_dialog_adjust_dialog_size( dialog, &size );
1308
1309     dialog->attributes = MSI_RecordGetInteger( rec, 6 );
1310     text = MSI_RecordGetString( rec, 7 );
1311
1312     dialog->default_font = load_dynamic_property( dialog->package, df, NULL );
1313
1314     deformat_string( dialog->package, text, &title );
1315     SetWindowTextW( hwnd, title );
1316     SetWindowPos( hwnd, 0, 0, 0, size.cx, size.cy,
1317                   SWP_NOMOVE | SWP_NOACTIVATE | SWP_NOZORDER | SWP_NOREDRAW );
1318
1319     HeapFree( GetProcessHeap(), 0, title );
1320     msiobj_release( &rec->hdr );
1321
1322     msi_dialog_build_font_list( dialog );
1323     msi_dialog_fill_controls( dialog );
1324     msi_dialog_evaluate_control_conditions( dialog );
1325
1326     return 0;
1327 }
1328
1329 static UINT msi_dialog_send_event( msi_dialog *dialog, LPCWSTR event, LPCWSTR arg )
1330 {
1331     LPWSTR event_fmt = NULL, arg_fmt = NULL;
1332
1333     TRACE("Sending control event %s %s\n", debugstr_w(event), debugstr_w(arg));
1334
1335     deformat_string( dialog->package, event, &event_fmt );
1336     deformat_string( dialog->package, arg, &arg_fmt );
1337
1338     dialog->event_handler( dialog->package, event_fmt, arg_fmt, dialog );
1339
1340     HeapFree( GetProcessHeap(), 0, event_fmt );
1341     HeapFree( GetProcessHeap(), 0, arg_fmt );
1342
1343     return ERROR_SUCCESS;
1344 }
1345
1346 static UINT msi_dialog_set_property( msi_dialog *dialog, LPCWSTR event, LPCWSTR arg )
1347 {
1348     static const WCHAR szNullArg[] = { '{','}',0 };
1349     LPWSTR p, prop, arg_fmt = NULL;
1350     UINT len;
1351
1352     len = strlenW(event);
1353     prop = HeapAlloc( GetProcessHeap(), 0, len*sizeof(WCHAR));
1354     strcpyW( prop, &event[1] );
1355     p = strchrW( prop, ']' );
1356     if( p && p[1] == 0 )
1357     {
1358         *p = 0;
1359         if( strcmpW( szNullArg, arg ) )
1360             deformat_string( dialog->package, arg, &arg_fmt );
1361         MSI_SetPropertyW( dialog->package, prop, arg_fmt );
1362     }
1363     else
1364         ERR("Badly formatted property string - what happens?\n");
1365     HeapFree( GetProcessHeap(), 0, prop );
1366     return ERROR_SUCCESS;
1367 }
1368
1369 static UINT msi_dialog_control_event( MSIRECORD *rec, LPVOID param )
1370 {
1371     msi_dialog *dialog = param;
1372     LPCWSTR condition, event, arg;
1373     UINT r;
1374
1375     condition = MSI_RecordGetString( rec, 5 );
1376     r = MSI_EvaluateConditionW( dialog->package, condition );
1377     if( r )
1378     {
1379         event = MSI_RecordGetString( rec, 3 );
1380         arg = MSI_RecordGetString( rec, 4 );
1381         if( event[0] == '[' )
1382             msi_dialog_set_property( dialog, event, arg );
1383         else
1384             msi_dialog_send_event( dialog, event, arg );
1385     }
1386
1387     return ERROR_SUCCESS;
1388 }
1389
1390 static UINT msi_dialog_button_handler( msi_dialog *dialog,
1391                                        msi_control *control, WPARAM param )
1392 {
1393     static const WCHAR query[] = {
1394       'S','E','L','E','C','T',' ','*',' ',
1395       'F','R','O','M',' ','C','o','n','t','r','o','l','E','v','e','n','t',' ',
1396       'W','H','E','R','E',' ',
1397          '`','D','i','a','l','o','g','_','`',' ','=',' ','\'','%','s','\'',' ',
1398       'A','N','D',' ',
1399          '`','C','o','n','t','r','o','l','_','`',' ','=',' ','\'','%','s','\'',' ',
1400       'O','R','D','E','R',' ','B','Y',' ','`','O','r','d','e','r','i','n','g','`',0
1401     };
1402     MSIQUERY *view = NULL;
1403     UINT r;
1404
1405     if( HIWORD(param) != BN_CLICKED )
1406         return ERROR_SUCCESS;
1407
1408     r = MSI_OpenQuery( dialog->package->db, &view, query,
1409                        dialog->name, control->name );
1410     if( r != ERROR_SUCCESS )
1411     {
1412         ERR("query failed\n");
1413         return 0;
1414     }
1415
1416     r = MSI_IterateRecords( view, 0, msi_dialog_control_event, dialog );
1417     msiobj_release( &view->hdr );
1418
1419     return r;
1420 }
1421
1422 static UINT msi_dialog_get_checkbox_state( msi_dialog *dialog,
1423                 msi_control *control )
1424 {
1425     WCHAR state[2] = { 0 };
1426     DWORD sz = 2;
1427
1428     MSI_GetPropertyW( dialog->package, control->property, state, &sz );
1429     return state[0] ? 1 : 0;
1430 }
1431
1432 static void msi_dialog_set_checkbox_state( msi_dialog *dialog,
1433                 msi_control *control, UINT state )
1434 {
1435     static const WCHAR szState[] = { '1', 0 };
1436     LPCWSTR val;
1437
1438     /* if uncheck then the property is set to NULL */
1439     if (!state)
1440     {
1441         MSI_SetPropertyW( dialog->package, control->property, NULL );
1442         return;
1443     }
1444
1445     /* check for a custom state */
1446     if (control->value && control->value[0])
1447         val = control->value;
1448     else
1449         val = szState;
1450
1451     MSI_SetPropertyW( dialog->package, control->property, val );
1452 }
1453
1454 static void msi_dialog_checkbox_sync_state( msi_dialog *dialog,
1455                 msi_control *control )
1456 {
1457     UINT state;
1458
1459     state = msi_dialog_get_checkbox_state( dialog, control );
1460     SendMessageW( control->hwnd, BM_SETCHECK,
1461                   state ? BST_CHECKED : BST_UNCHECKED, 0 );
1462 }
1463
1464 static UINT msi_dialog_checkbox_handler( msi_dialog *dialog,
1465                 msi_control *control, WPARAM param )
1466 {
1467     UINT state;
1468
1469     if( HIWORD(param) != BN_CLICKED )
1470         return ERROR_SUCCESS;
1471
1472     TRACE("clicked checkbox %s, set %s\n", debugstr_w(control->name),
1473           debugstr_w(control->property));
1474
1475     state = msi_dialog_get_checkbox_state( dialog, control );
1476     state = state ? 0 : 1;
1477     msi_dialog_set_checkbox_state( dialog, control, state );
1478     msi_dialog_checkbox_sync_state( dialog, control );
1479
1480     return msi_dialog_button_handler( dialog, control, param );
1481 }
1482
1483 static UINT msi_dialog_edit_handler( msi_dialog *dialog,
1484                 msi_control *control, WPARAM param )
1485 {
1486     UINT sz, r;
1487     LPWSTR buf;
1488
1489     if( HIWORD(param) != EN_CHANGE )
1490         return ERROR_SUCCESS;
1491
1492     TRACE("edit %s contents changed, set %s\n", debugstr_w(control->name),
1493           debugstr_w(control->property));
1494
1495     sz = 0x20;
1496     buf = HeapAlloc( GetProcessHeap(), 0, sz*sizeof(WCHAR) );
1497     while( buf )
1498     {
1499         r = GetWindowTextW( control->hwnd, buf, sz );
1500         if( r < (sz-1) )
1501             break;
1502             sz *= 2;
1503         buf = HeapReAlloc( GetProcessHeap(), 0, buf, sz*sizeof(WCHAR) );
1504     }
1505
1506     MSI_SetPropertyW( dialog->package, control->property, buf );
1507
1508     HeapFree( GetProcessHeap(), 0, buf );
1509
1510     return ERROR_SUCCESS;
1511 }
1512
1513 static UINT msi_dialog_radiogroup_handler( msi_dialog *dialog,
1514                 msi_control *control, WPARAM param )
1515 {
1516     if( HIWORD(param) != BN_CLICKED )
1517         return ERROR_SUCCESS;
1518
1519     TRACE("clicked radio button %s, set %s\n", debugstr_w(control->name),
1520           debugstr_w(control->property));
1521
1522     MSI_SetPropertyW( dialog->package, control->property, control->name );
1523
1524     return msi_dialog_button_handler( dialog, control, param );
1525 }
1526
1527 static LRESULT msi_dialog_oncommand( msi_dialog *dialog, WPARAM param, HWND hwnd )
1528 {
1529     msi_control *control;
1530
1531     TRACE("%p %p %08x\n", dialog, hwnd, param);
1532
1533     control = msi_dialog_find_control_by_hwnd( dialog, hwnd );
1534     if( control )
1535     {
1536         if( control->handler )
1537         {
1538             control->handler( dialog, control, param );
1539             msi_dialog_evaluate_control_conditions( dialog );
1540         }
1541     }
1542     else
1543         ERR("button click from nowhere\n");
1544     return 0;
1545 }
1546
1547 static LRESULT WINAPI MSIDialog_WndProc( HWND hwnd, UINT msg,
1548                 WPARAM wParam, LPARAM lParam )
1549 {
1550     msi_dialog *dialog = (LPVOID) GetWindowLongPtrW( hwnd, GWLP_USERDATA );
1551
1552     TRACE("0x%04x\n", msg);
1553
1554     switch (msg)
1555     {
1556     case WM_CREATE:
1557         return msi_dialog_oncreate( hwnd, (LPCREATESTRUCTW)lParam );
1558
1559     case WM_COMMAND:
1560         return msi_dialog_oncommand( dialog, wParam, (HWND)lParam );
1561
1562     case WM_DESTROY:
1563         dialog->hwnd = NULL;
1564         return 0;
1565     }
1566     return DefWindowProcW(hwnd, msg, wParam, lParam);
1567 }
1568
1569 static LRESULT WINAPI MSIRadioGroup_WndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
1570 {
1571     WNDPROC oldproc = (WNDPROC) GetPropW(hWnd, szButtonData);
1572
1573     TRACE("hWnd %p msg %04x wParam 0x%08x lParam 0x%08lx\n", hWnd, msg, wParam, lParam);
1574
1575     if (msg == WM_COMMAND) /* Forward notifications to dialog */
1576         SendMessageW(GetParent(hWnd), msg, wParam, lParam);
1577
1578     return CallWindowProcW(oldproc, hWnd, msg, wParam, lParam);
1579 }
1580
1581 static LRESULT WINAPI MSIHiddenWindowProc( HWND hwnd, UINT msg,
1582                 WPARAM wParam, LPARAM lParam )
1583 {
1584     msi_dialog *dialog = (msi_dialog*) lParam;
1585
1586     TRACE("%d %p\n", msg, dialog);
1587
1588     switch (msg)
1589     {
1590     case WM_MSI_DIALOG_CREATE:
1591         return msi_dialog_run_message_loop( dialog );
1592     case WM_MSI_DIALOG_DESTROY:
1593         msi_dialog_destroy( dialog );
1594         return 0;
1595     }
1596     return DefWindowProcW( hwnd, msg, wParam, lParam );
1597 }
1598
1599 /* functions that interface to other modules within MSI */
1600
1601 msi_dialog *msi_dialog_create( MSIPACKAGE* package, LPCWSTR szDialogName,
1602                                 msi_dialog_event_handler event_handler )
1603 {
1604     MSIRECORD *rec = NULL;
1605     msi_dialog *dialog;
1606
1607     TRACE("%p %s\n", package, debugstr_w(szDialogName));
1608
1609     /* allocate the structure for the dialog to use */
1610     dialog = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY,
1611                         sizeof *dialog + sizeof(WCHAR)*strlenW(szDialogName) );
1612     if( !dialog )
1613         return NULL;
1614     strcpyW( dialog->name, szDialogName );
1615     msiobj_addref( &package->hdr );
1616     dialog->package = package;
1617     dialog->event_handler = event_handler;
1618     dialog->finished = 0;
1619
1620     /* verify that the dialog exists */
1621     rec = msi_get_dialog_record( dialog );
1622     if( !rec )
1623     {
1624         HeapFree( GetProcessHeap(), 0, dialog );
1625         return NULL;
1626     }
1627     dialog->attributes = MSI_RecordGetInteger( rec, 6 );
1628     msiobj_release( &rec->hdr );
1629
1630     return dialog;
1631 }
1632
1633 static void msi_process_pending_messages( HWND hdlg )
1634 {
1635     MSG msg;
1636
1637     while( PeekMessageW( &msg, 0, 0, 0, PM_REMOVE ) )
1638     {
1639         if( hdlg && IsDialogMessageW( hdlg, &msg ))
1640             continue;
1641         TranslateMessage( &msg );
1642         DispatchMessageW( &msg );
1643     }
1644 }
1645
1646 void msi_dialog_end_dialog( msi_dialog *dialog )
1647 {
1648     TRACE("%p\n", dialog);
1649     dialog->finished = 1;
1650     PostMessageW(dialog->hwnd, WM_NULL, 0, 0);
1651 }
1652
1653 void msi_dialog_check_messages( HANDLE handle )
1654 {
1655     DWORD r;
1656
1657     /* in threads other than the UI thread, block */
1658     if( uiThreadId != GetCurrentThreadId() )
1659     {
1660         if( handle )
1661             WaitForSingleObject( handle, INFINITE );
1662         return;
1663     }
1664
1665     /* there's two choices for the UI thread */
1666     while (1)
1667     {
1668         msi_process_pending_messages( NULL );
1669
1670         if( !handle )
1671             break;
1672
1673         /*
1674          * block here until somebody creates a new dialog or
1675          * the handle we're waiting on becomes ready
1676          */
1677         r = MsgWaitForMultipleObjects( 1, &handle, 0, INFINITE, QS_ALLINPUT );
1678         if( r == WAIT_OBJECT_0 )
1679             break;
1680     }
1681 }
1682
1683 UINT msi_dialog_run_message_loop( msi_dialog *dialog )
1684 {
1685     HWND hwnd;
1686
1687     if( !(dialog->attributes & msidbDialogAttributesVisible) )
1688         return ERROR_SUCCESS;
1689
1690     if( uiThreadId != GetCurrentThreadId() )
1691         return SendMessageW( hMsiHiddenWindow, WM_MSI_DIALOG_CREATE, 0, (LPARAM) dialog );
1692
1693     /* create the dialog window, don't show it yet */
1694     hwnd = CreateWindowW( szMsiDialogClass, dialog->name, WS_OVERLAPPEDWINDOW,
1695                      CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT,
1696                      NULL, NULL, NULL, dialog );
1697     if( !hwnd )
1698     {
1699         ERR("Failed to create dialog %s\n", debugstr_w( dialog->name ));
1700         return ERROR_FUNCTION_FAILED;
1701     }
1702
1703     ShowWindow( hwnd, SW_SHOW );
1704     UpdateWindow( hwnd );
1705
1706     if( dialog->attributes & msidbDialogAttributesModal )
1707     {
1708         while( !dialog->finished )
1709         {
1710             MsgWaitForMultipleObjects( 0, NULL, 0, INFINITE, QS_ALLEVENTS );
1711             msi_process_pending_messages( dialog->hwnd );
1712         }
1713     }
1714     else
1715         return ERROR_IO_PENDING;
1716
1717     return ERROR_SUCCESS;
1718 }
1719
1720 void msi_dialog_do_preview( msi_dialog *dialog )
1721 {
1722     TRACE("\n");
1723     dialog->attributes |= msidbDialogAttributesVisible;
1724     dialog->attributes &= ~msidbDialogAttributesModal;
1725     msi_dialog_run_message_loop( dialog );
1726 }
1727
1728 void msi_dialog_destroy( msi_dialog *dialog )
1729 {
1730     if( uiThreadId != GetCurrentThreadId() )
1731     {
1732         SendMessageW( hMsiHiddenWindow, WM_MSI_DIALOG_DESTROY, 0, (LPARAM) dialog );
1733         return;
1734     }
1735
1736     if( dialog->hwnd )
1737         ShowWindow( dialog->hwnd, SW_HIDE );
1738
1739     /* destroy the list of controls */
1740     while( dialog->control_list )
1741     {
1742         msi_control *t = dialog->control_list;
1743         dialog->control_list = t->next;
1744         /* leave dialog->hwnd - destroying parent destroys child windows */
1745         HeapFree( GetProcessHeap(), 0, t->property );
1746         HeapFree( GetProcessHeap(), 0, t->value );
1747         if( t->pic )
1748             IPicture_Release( t->pic );
1749         if( t->hIcon )
1750             DestroyIcon( t->hIcon );
1751         HeapFree( GetProcessHeap(), 0, t );
1752     }
1753
1754     /* destroy the list of fonts */
1755     while( dialog->font_list )
1756     {
1757         msi_font *t = dialog->font_list;
1758         dialog->font_list = t->next;
1759         DeleteObject( t->hfont );
1760         HeapFree( GetProcessHeap(), 0, t );
1761     }
1762     HeapFree( GetProcessHeap(), 0, dialog->default_font );
1763
1764     if( dialog->hwnd )
1765         DestroyWindow( dialog->hwnd );
1766
1767     msiobj_release( &dialog->package->hdr );
1768     dialog->package = NULL;
1769     HeapFree( GetProcessHeap(), 0, dialog );
1770 }
1771
1772 BOOL msi_dialog_register_class( void )
1773 {
1774     WNDCLASSW cls;
1775
1776     ZeroMemory( &cls, sizeof cls );
1777     cls.lpfnWndProc   = MSIDialog_WndProc;
1778     cls.hInstance     = NULL;
1779     cls.hIcon         = LoadIconW(0, (LPWSTR)IDI_APPLICATION);
1780     cls.hCursor       = LoadCursorW(0, (LPWSTR)IDC_ARROW);
1781     cls.hbrBackground = (HBRUSH)(COLOR_WINDOW);
1782     cls.lpszMenuName  = NULL;
1783     cls.lpszClassName = szMsiDialogClass;
1784
1785     if( !RegisterClassW( &cls ) )
1786         return FALSE;
1787
1788     cls.lpfnWndProc   = MSIHiddenWindowProc;
1789     cls.lpszClassName = szMsiHiddenWindow;
1790
1791     if( !RegisterClassW( &cls ) )
1792         return FALSE;
1793
1794     uiThreadId = GetCurrentThreadId();
1795
1796     hMsiHiddenWindow = CreateWindowW( szMsiHiddenWindow, NULL, WS_OVERLAPPED,
1797                                    0, 0, 100, 100, NULL, NULL, NULL, NULL );
1798     if( !hMsiHiddenWindow )
1799         return FALSE;
1800
1801     hRichedit = LoadLibraryA("riched20");
1802
1803     return TRUE;
1804 }
1805
1806 void msi_dialog_unregister_class( void )
1807 {
1808     DestroyWindow( hMsiHiddenWindow );
1809     UnregisterClassW( szMsiDialogClass, NULL );
1810     uiThreadId = 0;
1811     FreeLibrary( hRichedit );
1812 }