reactos/lib/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     msi_dialog_check_messages( NULL );
 349 }
 350
 351 static void msi_dialog_map_events(msi_dialog* dialog, LPCWSTR control)
 352 {
 353     static WCHAR Query[] = {
 354         'S','E','L','E','C','T',' ','*',' ','F','R','O','M',' ',
 355          '`','E','v','e','n','t','M','a','p','p','i','n','g','`',' ',
 356         'W','H','E','R','E',' ',
 357          '`','D','i','a','l','o','g','_','`',' ','=',' ','\'','%','s','\'',' ',
 358         'A','N','D',' ',
 359          '`','C','o','n','t','r','o','l','_','`',' ','=',' ','\'','%','s','\'',0
 360     };
 361     MSIRECORD *row;
 362     LPCWSTR event, attribute;
 363
 364     row = MSI_QueryGetRecord( dialog->package->db, Query, dialog->name, control );
 365     if (!row)
 366         return;
 367
 368     event = MSI_RecordGetString( row, 3 );
 369     attribute = MSI_RecordGetString( row, 4 );
 370     ControlEvent_SubscribeToEvent( dialog->package, event, control, attribute );
 371     msiobj_release( &row->hdr );
 372 }
 373
 374 /* everything except radio buttons */
 375 static msi_control *msi_dialog_add_control( msi_dialog *dialog,
 376                 MSIRECORD *rec, LPCWSTR szCls, DWORD style )
 377 {
 378     DWORD attributes;
 379     LPCWSTR text, name;
 380
 381     name = MSI_RecordGetString( rec, 2 );
 382     attributes = MSI_RecordGetInteger( rec, 8 );
 383     text = MSI_RecordGetString( rec, 10 );
 384     if( attributes & msidbControlAttributesVisible )
 385         style |= WS_VISIBLE;
 386     if( ~attributes & msidbControlAttributesEnabled )
 387         style |= WS_DISABLED;
 388
 389     msi_dialog_map_events(dialog, name);
 390
 391     return msi_dialog_create_window( dialog, rec, szCls, name, text,
 392                                      style, dialog->hwnd );
 393 }
 394
 395 struct msi_text_info
 396 {
 397     WNDPROC oldproc;
 398     DWORD attributes;
 399 };
 400
 401 /*
 402  * we don't erase our own background,
 403  * so we have to make sure that the parent window redraws first
 404  */
 405 static void msi_text_on_settext( HWND hWnd )
 406 {
 407     HWND hParent;
 408     RECT rc;
 409
 410     hParent = GetParent( hWnd );
 411     GetWindowRect( hWnd, &rc );
 412     MapWindowPoints( NULL, hParent, (LPPOINT) &rc, 2 );
 413     InvalidateRect( hParent, &rc, TRUE );
 414 }
 415
 416 static LRESULT WINAPI
 417 MSIText_WndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
 418 {
 419     struct msi_text_info *info;
 420     LRESULT r = 0;
 421
 422     TRACE("%p %04x %08x %08lx\n", hWnd, msg, wParam, lParam);
 423
 424     info = GetPropW(hWnd, szButtonData);
 425
 426     if( msg == WM_CTLCOLORSTATIC &&
 427        ( info->attributes & msidbControlAttributesTransparent ) )
 428     {
 429         SetBkMode( (HDC)wParam, TRANSPARENT );
 430         return (LRESULT) GetStockObject(NULL_BRUSH);
 431     }
 432
 433     r = CallWindowProcW(info->oldproc, hWnd, msg, wParam, lParam);
 434
 435     switch( msg )
 436     {
 437     case WM_SETTEXT:
 438         msi_text_on_settext( hWnd );
 439         break;
 440     case WM_NCDESTROY:
 441         HeapFree( GetProcessHeap(), 0, info );
 442         RemovePropW( hWnd, szButtonData );
 443         break;
 444     }
 445
 446     return r;
 447 }
 448
 449 static UINT msi_dialog_text_control( msi_dialog *dialog, MSIRECORD *rec )
 450 {
 451     msi_control *control;
 452     struct msi_text_info *info;
 453
 454     TRACE("%p %p\n", dialog, rec);
 455
 456     control = msi_dialog_add_control( dialog, rec, szStatic, SS_LEFT | WS_GROUP );
 457     if( !control )
 458         return ERROR_FUNCTION_FAILED;
 459
 460     info = HeapAlloc( GetProcessHeap(), 0, sizeof *info );
 461     if( !info )
 462         return ERROR_SUCCESS;
 463
 464     info->attributes = MSI_RecordGetInteger( rec, 8 );
 465     if( info->attributes & msidbControlAttributesTransparent )
 466         SetWindowLongPtrW( control->hwnd, GWL_EXSTYLE, WS_EX_TRANSPARENT );
 467
 468     info->oldproc = (WNDPROC) SetWindowLongPtrW( control->hwnd, GWLP_WNDPROC,
 469                                           (LONG_PTR)MSIText_WndProc );
 470     SetPropW( control->hwnd, szButtonData, info );
 471
 472     return ERROR_SUCCESS;
 473 }
 474
 475 static UINT msi_dialog_button_control( msi_dialog *dialog, MSIRECORD *rec )
 476 {
 477     msi_control *control;
 478
 479     TRACE("%p %p\n", dialog, rec);
 480
 481     control = msi_dialog_add_control( dialog, rec, szButton, WS_TABSTOP );
 482     control->handler = msi_dialog_button_handler;
 483
 484     return ERROR_SUCCESS;
 485 }
 486
 487 static LPWSTR msi_get_checkbox_value( msi_dialog *dialog, LPCWSTR prop )
 488 {
 489     const static WCHAR query[] = {
 490         'S','E','L','E','C','T',' ','*',' ',
 491         'F','R','O','M',' ','`','C','h','e','c','k','B','o','x',' ','`',
 492         'W','H','E','R','E',' ',
 493         '`','P','r','o','p','e','r','t','y','`',' ','=',' ',
 494         '\'','%','s','\'',0
 495     };
 496     MSIRECORD *rec = NULL;
 497     LPCWSTR val = NULL;
 498     LPWSTR ret = NULL;
 499
 500     /* find if there is a value associated with the checkbox */
 501     rec = MSI_QueryGetRecord( dialog->package->db, query, prop );
 502     if (!rec)
 503         return ret;
 504
 505     val = MSI_RecordGetString( rec, 2 );
 506     if (val)
 507     {
 508         deformat_string( dialog->package, val, &ret );
 509         if( ret && !ret[0] )
 510         {
 511             HeapFree( GetProcessHeap(), 0, ret );
 512             ret = NULL;
 513         }
 514     }
 515     msiobj_release( &rec->hdr );
 516     if (ret)
 517         return ret;
 518
 519     ret = load_dynamic_property(dialog->package, prop, NULL);
 520     if( ret && !ret[0] )
 521     {
 522         HeapFree( GetProcessHeap(), 0, ret );
 523         ret = NULL;
 524     }
 525
 526     return ret;
 527 }
 528
 529 static UINT msi_dialog_checkbox_control( msi_dialog *dialog, MSIRECORD *rec )
 530 {
 531     msi_control *control;
 532     LPCWSTR prop;
 533
 534     TRACE("%p %p\n", dialog, rec);
 535
 536     control = msi_dialog_add_control( dialog, rec, szButton,
 537                                 BS_CHECKBOX | BS_MULTILINE | WS_TABSTOP );
 538     control->handler = msi_dialog_checkbox_handler;
 539     prop = MSI_RecordGetString( rec, 9 );
 540     if( prop )
 541     {
 542         control->property = strdupW( prop );
 543         control->value = msi_get_checkbox_value( dialog, prop );
 544         TRACE("control %s value %s\n", debugstr_w(control->property),
 545               debugstr_w(control->value));
 546     }
 547     msi_dialog_checkbox_sync_state( dialog, control );
 548
 549     return ERROR_SUCCESS;
 550 }
 551
 552 static UINT msi_dialog_line_control( msi_dialog *dialog, MSIRECORD *rec )
 553 {
 554     TRACE("%p %p\n", dialog, rec);
 555
 556     msi_dialog_add_control( dialog, rec, szStatic, SS_ETCHEDHORZ | SS_SUNKEN );
 557     return ERROR_SUCCESS;
 558 }
 559
 560 struct msi_streamin_info
 561 {
 562     LPSTR string;
 563     DWORD offset;
 564     DWORD length;
 565 };
 566
 567 static DWORD CALLBACK
 568 msi_richedit_stream_in( DWORD_PTR arg, LPBYTE buffer, LONG count, LONG *pcb )
 569 {
 570     struct msi_streamin_info *info = (struct msi_streamin_info*) arg;
 571
 572     if( (count + info->offset) > info->length )
 573         count = info->length - info->offset;
 574     memcpy( buffer, &info->string[ info->offset ], count );
 575     *pcb = count;
 576     info->offset += count;
 577
 578     TRACE("%ld/%ld\n", info->offset, info->length);
 579
 580     return 0;
 581 }
 582
 583 static UINT msi_dialog_scrolltext_control( msi_dialog *dialog, MSIRECORD *rec )
 584 {
 585     const static WCHAR szRichEdit20W[] = {
 586         'R','i','c','h','E','d','i','t','2','0','W',0
 587     };
 588     struct msi_streamin_info info;
 589     msi_control *control;
 590     LPCWSTR text;
 591     EDITSTREAM es;
 592     DWORD style;
 593
 594     style = WS_BORDER | ES_MULTILINE | WS_VSCROLL |
 595             ES_READONLY | ES_AUTOVSCROLL | WS_TABSTOP;
 596     control = msi_dialog_add_control( dialog, rec, szRichEdit20W, style );
 597
 598     text = MSI_RecordGetString( rec, 10 );
 599     info.string = strdupWtoA( text );
 600     info.offset = 0;
 601     info.length = lstrlenA( info.string ) + 1;
 602
 603     es.dwCookie = (DWORD_PTR) &info;
 604     es.dwError = 0;
 605     es.pfnCallback = msi_richedit_stream_in;
 606
 607     SendMessageW( control->hwnd, EM_STREAMIN, SF_RTF, (LPARAM) &es );
 608
 609     HeapFree( GetProcessHeap(), 0, info.string );
 610
 611     return ERROR_SUCCESS;
 612 }
 613
 614 static MSIRECORD *msi_get_binary_record( MSIDATABASE *db, LPCWSTR name )
 615 {
 616     const static WCHAR query[] = {
 617         's','e','l','e','c','t',' ','*',' ',
 618         'f','r','o','m',' ','B','i','n','a','r','y',' ',
 619         'w','h','e','r','e',' ',
 620             '`','N','a','m','e','`',' ','=',' ','\'','%','s','\'',0
 621     };
 622
 623     return MSI_QueryGetRecord( db, query, name );
 624 }
 625
 626 static UINT msi_load_bitmap( MSIDATABASE *db, LPCWSTR name, IPicture **pic )
 627 {
 628     MSIRECORD *rec = NULL;
 629     IStream *stm = NULL;
 630     UINT r;
 631
 632     rec = msi_get_binary_record( db, name );
 633     if( !rec )
 634         return ERROR_FUNCTION_FAILED;
 635
 636     r = MSI_RecordGetIStream( rec, 2, &stm );
 637     msiobj_release( &rec->hdr );
 638     if( r != ERROR_SUCCESS )
 639         return r;
 640
 641     r = OleLoadPicture( stm, 0, TRUE, &IID_IPicture, (LPVOID*) pic );
 642     IStream_Release( stm );
 643     if( FAILED( r ) )
 644         return ERROR_FUNCTION_FAILED;
 645
 646     return ERROR_SUCCESS;
 647 }
 648
 649 static UINT msi_dialog_bitmap_control( msi_dialog *dialog, MSIRECORD *rec )
 650 {
 651     IPicture *pic = NULL;
 652     msi_control *control;
 653     OLE_HANDLE hBitmap = 0;
 654     LPCWSTR text;
 655     UINT r;
 656
 657     control = msi_dialog_add_control( dialog, rec, szStatic,
 658                             SS_BITMAP | SS_LEFT | SS_CENTERIMAGE );
 659     text = MSI_RecordGetString( rec, 10 );
 660     r = msi_load_bitmap( dialog->package->db, text, &pic );
 661     if( r == ERROR_SUCCESS )
 662     {
 663         r = IPicture_get_Handle( pic, &hBitmap );
 664         if( SUCCEEDED( r ) )
 665             SendMessageW( control->hwnd, STM_SETIMAGE, IMAGE_BITMAP, hBitmap );
 666         control->pic = pic;
 667     }
 668
 669     return ERROR_SUCCESS;
 670 }
 671
 672 static LPWSTR msi_create_tmp_path(void)
 673 {
 674     WCHAR tmp[MAX_PATH];
 675     LPWSTR path = NULL;
 676     static const WCHAR prefix[] = { 'm','s','i',0 };
 677     DWORD len, r;
 678
 679     r = GetTempPathW( MAX_PATH, tmp );
 680     if( !r )
 681         return path;
 682     len = lstrlenW( tmp ) + 20;
 683     path = HeapAlloc( GetProcessHeap(), 0, len * sizeof (WCHAR) );
 684     if( path )
 685     {
 686         r = GetTempFileNameW( tmp, prefix, 0, path );
 687         if (!r)
 688         {
 689             HeapFree( GetProcessHeap(), 0, path );
 690             path = NULL;
 691         }
 692     }
 693     return path;
 694 }
 695
 696 static UINT
 697 msi_load_icon( MSIDATABASE *db, LPCWSTR name, DWORD attributes, HICON *picon )
 698 {
 699     UINT r = ERROR_FUNCTION_FAILED;
 700     LPWSTR tmp;
 701     MSIRECORD *rec;
 702     HICON hicon = 0;
 703
 704     TRACE("loading %s\n", debugstr_w( name ) );
 705
 706     tmp = msi_create_tmp_path();
 707     if( !tmp )
 708         return r;
 709
 710     rec = msi_get_binary_record( db, name );
 711     if( rec )
 712     {
 713         r = MSI_RecordStreamToFile( rec, 2, tmp );
 714         if( r == ERROR_SUCCESS )
 715         {
 716             DWORD cx = 0, cy = 0, flags = LR_LOADFROMFILE | LR_DEFAULTSIZE;
 717
 718             if( attributes & msidbControlAttributesFixedSize )
 719             {
 720                 flags &= ~LR_DEFAULTSIZE;
 721                 if( attributes & msidbControlAttributesIconSize16 )
 722                 {
 723                     cx += 16;
 724                     cy += 16;
 725                 }
 726                 if( attributes & msidbControlAttributesIconSize32 )
 727                 {
 728                     cx += 32;
 729                     cy += 32;
 730                 }
 731                 /* msidbControlAttributesIconSize48 handled by above logic */
 732             }
 733
 734             hicon = LoadImageW( 0, tmp, IMAGE_ICON, cx, cy, flags );
 735             if( hicon )
 736                 *picon = hicon;
 737             else
 738                 ERR("failed to load icon from %s\n", debugstr_w( tmp ));
 739             DeleteFileW( tmp );
 740         }
 741         msiobj_release( &rec->hdr );
 742     }
 743
 744     HeapFree( GetProcessHeap(), 0, tmp );
 745
 746     return r;
 747 }
 748
 749 static UINT msi_dialog_icon_control( msi_dialog *dialog, MSIRECORD *rec )
 750 {
 751     msi_control *control;
 752     DWORD attributes;
 753     HICON hIcon = 0;
 754     LPCWSTR text;
 755     UINT r;
 756
 757     TRACE("\n");
 758
 759     control = msi_dialog_add_control( dialog, rec, szStatic,
 760                             SS_ICON | SS_CENTERIMAGE | WS_GROUP );
 761     text = MSI_RecordGetString( rec, 10 );
 762     attributes = MSI_RecordGetInteger( rec, 8 );
 763     r = msi_load_icon( dialog->package->db, text, attributes, &hIcon );
 764     if( r == ERROR_SUCCESS )
 765     {
 766         r = SendMessageW( control->hwnd, STM_SETICON, (WPARAM) hIcon, 0 );
 767         control->hIcon = hIcon;
 768     }
 769     else
 770         ERR("Failed to load bitmap %s\n", debugstr_w(text));
 771     return ERROR_SUCCESS;
 772 }
 773
 774 static UINT msi_dialog_combo_control( msi_dialog *dialog, MSIRECORD *rec )
 775 {
 776     static const WCHAR szCombo[] = { 'C','O','M','B','O','B','O','X',0 };
 777
 778     msi_dialog_add_control( dialog, rec, szCombo,
 779                             SS_BITMAP | SS_LEFT | SS_CENTERIMAGE );
 780     return ERROR_SUCCESS;
 781 }
 782
 783 static UINT msi_dialog_edit_control( msi_dialog *dialog, MSIRECORD *rec )
 784 {
 785     msi_control *control;
 786     LPCWSTR prop;
 787     LPWSTR val;
 788
 789     control = msi_dialog_add_control( dialog, rec, szEdit,
 790                                       WS_BORDER | WS_TABSTOP );
 791     control->handler = msi_dialog_edit_handler;
 792     prop = MSI_RecordGetString( rec, 9 );
 793     if( prop )
 794         control->property = strdupW( prop );
 795     val = load_dynamic_property( dialog->package, control->property, NULL );
 796     SetWindowTextW( control->hwnd, val );
 797     HeapFree( GetProcessHeap(), 0, val );
 798     return ERROR_SUCCESS;
 799 }
 800
 801 /******************** Masked Edit ********************************************/
 802
 803 #define MASK_MAX_GROUPS 10
 804
 805 struct msi_mask_group
 806 {
 807     UINT len;
 808     UINT ofs;
 809     WCHAR type;
 810     HWND hwnd;
 811 };
 812
 813 struct msi_maskedit_info
 814 {
 815     msi_dialog *dialog;
 816     WNDPROC oldproc;
 817     HWND hwnd;
 818     LPWSTR prop;
 819     UINT num_chars;
 820     UINT num_groups;
 821     struct msi_mask_group group[MASK_MAX_GROUPS];
 822 };
 823
 824 static void msi_mask_control_change( struct msi_maskedit_info *info )
 825 {
 826     LPWSTR val;
 827     UINT i, n, r;
 828
 829     val = HeapAlloc( GetProcessHeap(), 0, (info->num_chars+1)*sizeof(WCHAR) );
 830     for( i=0, n=0; i<info->num_groups; i++ )
 831     {
 832         if( (info->group[i].len + n) > info->num_chars )
 833         {
 834             ERR("can't fit control %d text into template\n",i);
 835             break;
 836         }
 837         r = GetWindowTextW( info->group[i].hwnd, &val[n], info->group[i].len+1 );
 838         if( r != info->group[i].len )
 839             break;
 840         n += r;
 841     }
 842
 843     TRACE("%d/%d controls were good\n", i, info->num_groups);
 844
 845     if( i == info->num_groups )
 846     {
 847         TRACE("Set property %s to %s\n",
 848               debugstr_w(info->prop), debugstr_w(val) );
 849         CharUpperBuffW( val, info->num_chars );
 850         MSI_SetPropertyW( info->dialog->package, info->prop, val );
 851         msi_dialog_evaluate_control_conditions( info->dialog );
 852     }
 853     HeapFree( GetProcessHeap(), 0, val );
 854 }
 855
 856 static LRESULT WINAPI
 857 MSIMaskedEdit_WndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
 858 {
 859     struct msi_maskedit_info *info;
 860     HRESULT r;
 861
 862     TRACE("%p %04x %08x %08lx\n", hWnd, msg, wParam, lParam);
 863
 864     info = GetPropW(hWnd, szButtonData);
 865
 866     r = CallWindowProcW(info->oldproc, hWnd, msg, wParam, lParam);
 867
 868     switch( msg )
 869     {
 870     case WM_COMMAND:
 871         if (HIWORD(wParam) == EN_CHANGE)
 872             msi_mask_control_change( info );
 873         break;
 874     case WM_NCDESTROY:
 875         HeapFree( GetProcessHeap(), 0, info->prop );
 876         HeapFree( GetProcessHeap(), 0, info );
 877         RemovePropW( hWnd, szButtonData );
 878         break;
 879     }
 880
 881     return r;
 882 }
 883
 884 /* fish the various bits of the property out and put them in the control */
 885 static void
 886 msi_maskedit_set_text( struct msi_maskedit_info *info, LPCWSTR text )
 887 {
 888     LPCWSTR p;
 889     UINT i;
 890
 891     p = text;
 892     for( i = 0; i < info->num_groups; i++ )
 893     {
 894         if( info->group[i].len < lstrlenW( p ) )
 895         {
 896             LPWSTR chunk = strdupW( p );
 897             chunk[ info->group[i].len ] = 0;
 898             SetWindowTextW( info->group[i].hwnd, chunk );
 899             HeapFree( GetProcessHeap(), 0, chunk );
 900         }
 901         else
 902         {
 903             SetWindowTextW( info->group[i].hwnd, p );
 904             break;
 905         }
 906         p += info->group[i].len;
 907     }
 908 }
 909
 910 static struct msi_maskedit_info * msi_dialog_parse_groups( LPCWSTR mask )
 911 {
 912     struct msi_maskedit_info * info = NULL;
 913     int i = 0, n = 0, total = 0;
 914     LPCWSTR p;
 915
 916     TRACE("masked control, template %s\n", debugstr_w(mask));
 917
 918     if( !mask )
 919         return info;
 920
 921     p = strchrW(mask, '<');
 922     if( !p )
 923         return info;
 924
 925     info = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof *info );
 926     if( !info )
 927         return info;
 928
 929     p++;
 930     for( i=0; i<MASK_MAX_GROUPS; i++ )
 931     {
 932         /* stop at the end of the string */
 933         if( p[0] == 0 || p[0] == '>' )
 934             break;
 935
 936         /* count the number of the same identifier */
 937         for( n=0; p[n] == p[0]; n++ )
 938             ;
 939         info->group[i].ofs = total;
 940         info->group[i].type = p[0];
 941         if( p[n] == '=' )
 942         {
 943             n++;
 944             total++; /* an extra not part of the group */
 945         }
 946         info->group[i].len = n;
 947         total += n;
 948         p += n;
 949     }
 950
 951     TRACE("%d characters in %d groups\n", total, info->num_groups );
 952     if( i == MASK_MAX_GROUPS )
 953         ERR("too many groups in PIDTemplate %s\n", debugstr_w(mask));
 954
 955     info->num_chars = total;
 956     info->num_groups = i;
 957
 958     return info;
 959 }
 960
 961 static void
 962 msi_maskedit_create_children( struct msi_maskedit_info *info )
 963 {
 964     DWORD width, height, style, wx, ww;
 965     LPCWSTR text, font = NULL;
 966     RECT rect;
 967     HWND hwnd;
 968     UINT i;
 969
 970     style = WS_CHILD | WS_BORDER | WS_VISIBLE | WS_TABSTOP;
 971
 972     GetClientRect( info->hwnd, &rect );
 973
 974     width = rect.right - rect.left;
 975     height = rect.bottom - rect.top;
 976
 977     if( text )
 978         font = msi_dialog_get_style( &text );
 979
 980     for( i = 0; i < info->num_groups; i++ )
 981     {
 982         wx = (info->group[i].ofs * width) / info->num_chars;
 983         ww = (info->group[i].len * width) / info->num_chars;
 984
 985         hwnd = CreateWindowW( szEdit, NULL, style, wx, 0, ww, height,
 986                               info->hwnd, NULL, NULL, NULL );
 987         if( !hwnd )
 988         {
 989             ERR("failed to create mask edit sub window\n");
 990             break;
 991         }
 992
 993         SendMessageW( hwnd, EM_LIMITTEXT, info->group[i].len, 0 );
 994
 995         msi_dialog_set_font( info->dialog, hwnd,
 996                        font ? font : info->dialog->default_font );
 997         info->group[i].hwnd = hwnd;
 998     }
 999 }
1000
1001 /* office 2003 uses "73931<````=````=````=````=`````>@@@@@" */
1002 static UINT msi_dialog_maskedit_control( msi_dialog *dialog, MSIRECORD *rec )
1003 {
1004     const static WCHAR pidt[] = {'P','I','D','T','e','m','p','l','a','t','e',0};
1005     LPWSTR mask = NULL, title = NULL, val = NULL;
1006     struct msi_maskedit_info *info = NULL;
1007     UINT ret = ERROR_SUCCESS;
1008     msi_control *control;
1009     LPCWSTR prop;
1010
1011     mask = load_dynamic_property( dialog->package, pidt, NULL );
1012     if( !mask )
1013     {
1014         ERR("PIDTemplate is empty\n");
1015         goto end;
1016     }
1017
1018     info = msi_dialog_parse_groups( mask );
1019     if( !info )
1020     {
1021         ERR("template %s is invalid\n", debugstr_w(mask));
1022         goto end;
1023     }
1024
1025     info->dialog = dialog;
1026
1027     control = msi_dialog_add_control( dialog, rec, szStatic,
1028                    SS_OWNERDRAW | WS_GROUP | WS_VISIBLE );
1029     if( !control )
1030     {
1031         ERR("Failed to create maskedit container\n");
1032         ret = ERROR_FUNCTION_FAILED;
1033         goto end;
1034     }
1035     SetWindowLongPtrW( control->hwnd, GWL_EXSTYLE, WS_EX_CONTROLPARENT );
1036
1037     info->hwnd = control->hwnd;
1038
1039     /* subclass the static control */
1040     info->oldproc = (WNDPROC) SetWindowLongPtrW( info->hwnd, GWLP_WNDPROC,
1041                                           (LONG_PTR)MSIMaskedEdit_WndProc );
1042     SetPropW( control->hwnd, szButtonData, info );
1043
1044     prop = MSI_RecordGetString( rec, 9 );
1045     if( prop )
1046         info->prop = strdupW( prop );
1047
1048     msi_maskedit_create_children( info );
1049
1050     if( prop )
1051     {
1052         val = load_dynamic_property( dialog->package, prop, NULL );
1053         if( val )
1054         {
1055             msi_maskedit_set_text( info, val );
1056             HeapFree( GetProcessHeap(), 0, val );
1057         }
1058     }
1059
1060 end:
1061     if( ret != ERROR_SUCCESS )
1062         HeapFree( GetProcessHeap(), 0, info );
1063     HeapFree( GetProcessHeap(), 0, title );
1064     HeapFree( GetProcessHeap(), 0, mask );
1065     return ret;
1066 }
1067
1068 /******************** Path Edit ********************************************/
1069
1070 static UINT msi_dialog_pathedit_control( msi_dialog *dialog, MSIRECORD *rec )
1071 {
1072     FIXME("not implemented properly\n");
1073     return msi_dialog_edit_control( dialog, rec );
1074 }
1075
1076 /* radio buttons are a bit different from normal controls */
1077 static UINT msi_dialog_create_radiobutton( MSIRECORD *rec, LPVOID param )
1078 {
1079     radio_button_group_descr *group = (radio_button_group_descr *)param;
1080     msi_dialog *dialog = group->dialog;
1081     msi_control *control;
1082     LPCWSTR prop, text, name;
1083     DWORD style;
1084     DWORD attributes = group->attributes;
1085
1086     style = WS_CHILD | BS_AUTORADIOBUTTON | BS_MULTILINE | WS_TABSTOP;
1087     name = MSI_RecordGetString( rec, 3 );
1088     text = MSI_RecordGetString( rec, 8 );
1089     if( attributes & 1 )
1090         style |= WS_VISIBLE;
1091     if( ~attributes & 2 )
1092         style |= WS_DISABLED;
1093
1094     control = msi_dialog_create_window( dialog, rec, szButton, name, text,
1095                                         style, group->parent->hwnd );
1096     control->handler = msi_dialog_radiogroup_handler;
1097
1098     prop = MSI_RecordGetString( rec, 1 );
1099     if( prop )
1100         control->property = strdupW( prop );
1101
1102     return ERROR_SUCCESS;
1103 }
1104
1105 static UINT msi_dialog_radiogroup_control( msi_dialog *dialog, MSIRECORD *rec )
1106 {
1107     static const WCHAR query[] = {
1108         'S','E','L','E','C','T',' ','*',' ',
1109         'F','R','O','M',' ','R','a','d','i','o','B','u','t','t','o','n',' ',
1110         'W','H','E','R','E',' ',
1111            '`','P','r','o','p','e','r','t','y','`',' ','=',' ','\'','%','s','\'',0};
1112     UINT r;
1113     LPCWSTR prop;
1114     msi_control *control;
1115     MSIQUERY *view = NULL;
1116     radio_button_group_descr group;
1117     MSIPACKAGE *package = dialog->package;
1118     WNDPROC oldproc;
1119
1120     prop = MSI_RecordGetString( rec, 9 );
1121
1122     TRACE("%p %p %s\n", dialog, rec, debugstr_w( prop ));
1123
1124     /* Create parent group box to hold radio buttons */
1125     control = msi_dialog_add_control( dialog, rec, szButton, BS_OWNERDRAW|WS_GROUP );
1126     if( !control )
1127         return ERROR_FUNCTION_FAILED;
1128
1129     oldproc = (WNDPROC) SetWindowLongPtrW( control->hwnd, GWLP_WNDPROC,
1130                                            (LONG_PTR)MSIRadioGroup_WndProc );
1131     SetPropW(control->hwnd, szButtonData, oldproc);
1132     SetWindowLongPtrW( control->hwnd, GWL_EXSTYLE, WS_EX_CONTROLPARENT );
1133
1134     if( prop )
1135         control->property = strdupW( prop );
1136
1137     /* query the Radio Button table for all control in this group */
1138     r = MSI_OpenQuery( package->db, &view, query, prop );
1139     if( r != ERROR_SUCCESS )
1140     {
1141         ERR("query failed for dialog %s radio group %s\n",
1142             debugstr_w(dialog->name), debugstr_w(prop));
1143         return ERROR_INVALID_PARAMETER;
1144     }
1145
1146     group.dialog = dialog;
1147     group.parent = control;
1148     group.attributes = MSI_RecordGetInteger( rec, 8 );
1149
1150     r = MSI_IterateRecords( view, 0, msi_dialog_create_radiobutton, &group );
1151     msiobj_release( &view->hdr );
1152
1153     return r;
1154 }
1155
1156 struct control_handler msi_dialog_handler[] =
1157 {
1158     { szText, msi_dialog_text_control },
1159     { szPushButton, msi_dialog_button_control },
1160     { szLine, msi_dialog_line_control },
1161     { szBitmap, msi_dialog_bitmap_control },
1162     { szCheckBox, msi_dialog_checkbox_control },
1163     { szScrollableText, msi_dialog_scrolltext_control },
1164     { szComboBox, msi_dialog_combo_control },
1165     { szEdit, msi_dialog_edit_control },
1166     { szMaskedEdit, msi_dialog_maskedit_control },
1167     { szPathEdit, msi_dialog_pathedit_control },
1168     { szRadioButtonGroup, msi_dialog_radiogroup_control },
1169     { szIcon, msi_dialog_icon_control },
1170 };
1171
1172 #define NUM_CONTROL_TYPES (sizeof msi_dialog_handler/sizeof msi_dialog_handler[0])
1173
1174 static UINT msi_dialog_create_controls( MSIRECORD *rec, LPVOID param )
1175 {
1176     msi_dialog *dialog = param;
1177     LPCWSTR control_type;
1178     UINT i;
1179
1180     /* find and call the function that can create this type of control */
1181     control_type = MSI_RecordGetString( rec, 3 );
1182     for( i=0; i<NUM_CONTROL_TYPES; i++ )
1183         if (!strcmpiW( msi_dialog_handler[i].control_type, control_type ))
1184             break;
1185     if( i != NUM_CONTROL_TYPES )
1186         msi_dialog_handler[i].func( dialog, rec );
1187     else
1188         ERR("no handler for element type %s\n", debugstr_w(control_type));
1189
1190     return ERROR_SUCCESS;
1191 }
1192
1193 static UINT msi_dialog_fill_controls( msi_dialog *dialog )
1194 {
1195     static const WCHAR query[] = {
1196         'S','E','L','E','C','T',' ','*',' ',
1197         'F','R','O','M',' ','C','o','n','t','r','o','l',' ',
1198         'W','H','E','R','E',' ',
1199            '`','D','i','a','l','o','g','_','`',' ','=',' ','\'','%','s','\'',0};
1200     UINT r;
1201     MSIQUERY *view = NULL;
1202     MSIPACKAGE *package = dialog->package;
1203
1204     TRACE("%p %s\n", dialog, debugstr_w(dialog->name) );
1205
1206     /* query the Control table for all the elements of the control */
1207     r = MSI_OpenQuery( package->db, &view, query, dialog->name );
1208     if( r != ERROR_SUCCESS )
1209     {
1210         ERR("query failed for dialog %s\n", debugstr_w(dialog->name));
1211         return ERROR_INVALID_PARAMETER;
1212     }
1213
1214     r = MSI_IterateRecords( view, 0, msi_dialog_create_controls, dialog );
1215     msiobj_release( &view->hdr );
1216
1217     return r;
1218 }
1219
1220 static UINT msi_dialog_set_control_condition( MSIRECORD *rec, LPVOID param )
1221 {
1222     static const WCHAR szHide[] = { 'H','i','d','e',0 };
1223     static const WCHAR szShow[] = { 'S','h','o','w',0 };
1224     static const WCHAR szDisable[] = { 'D','i','s','a','b','l','e',0 };
1225     static const WCHAR szEnable[] = { 'E','n','a','b','l','e',0 };
1226     msi_dialog *dialog = param;
1227     msi_control *control;
1228     LPCWSTR name, action, condition;
1229     UINT r;
1230
1231     name = MSI_RecordGetString( rec, 2 );
1232     action = MSI_RecordGetString( rec, 3 );
1233     condition = MSI_RecordGetString( rec, 4 );
1234     r = MSI_EvaluateConditionW( dialog->package, condition );
1235     control = msi_dialog_find_control( dialog, name );
1236     if( r && control )
1237     {
1238         TRACE("%s control %s\n", debugstr_w(action), debugstr_w(name));
1239
1240         /* FIXME: case sensitive? */
1241         if(!lstrcmpW(action, szHide))
1242             ShowWindow(control->hwnd, SW_HIDE);
1243         else if(!strcmpW(action, szShow))
1244             ShowWindow(control->hwnd, SW_SHOW);
1245         else if(!strcmpW(action, szDisable))
1246             EnableWindow(control->hwnd, FALSE);
1247         else if(!strcmpW(action, szEnable))
1248             EnableWindow(control->hwnd, TRUE);
1249         else
1250             FIXME("Unhandled action %s\n", debugstr_w(action));
1251     }
1252
1253     return ERROR_SUCCESS;
1254 }
1255
1256 static UINT msi_dialog_evaluate_control_conditions( msi_dialog *dialog )
1257 {
1258     static const WCHAR query[] = {
1259       'S','E','L','E','C','T',' ','*',' ',
1260       'F','R','O','M',' ',
1261         'C','o','n','t','r','o','l','C','o','n','d','i','t','i','o','n',' ',
1262       'W','H','E','R','E',' ',
1263         '`','D','i','a','l','o','g','_','`',' ','=',' ','\'','%','s','\'',0
1264     };
1265     UINT r;
1266     MSIQUERY *view = NULL;
1267     MSIPACKAGE *package = dialog->package;
1268
1269     TRACE("%p %s\n", dialog, debugstr_w(dialog->name) );
1270
1271     /* query the Control table for all the elements of the control */
1272     r = MSI_OpenQuery( package->db, &view, query, dialog->name );
1273     if( r != ERROR_SUCCESS )
1274     {
1275         ERR("query failed for dialog %s\n", debugstr_w(dialog->name));
1276         return ERROR_INVALID_PARAMETER;
1277     }
1278
1279     r = MSI_IterateRecords( view, 0, msi_dialog_set_control_condition, dialog );
1280     msiobj_release( &view->hdr );
1281
1282     return r;
1283 }
1284
1285 /* figure out the height of 10 point MS Sans Serif */
1286 static INT msi_dialog_get_sans_serif_height( HWND hwnd )
1287 {
1288     static const WCHAR szSansSerif[] = {
1289         'M','S',' ','S','a','n','s',' ','S','e','r','i','f',0 };
1290     LOGFONTW lf;
1291     TEXTMETRICW tm;
1292     BOOL r;
1293     LONG height = 0;
1294     HFONT hFont, hOldFont;
1295     HDC hdc;
1296
1297     hdc = GetDC( hwnd );
1298     if (hdc)
1299     {
1300         memset( &lf, 0, sizeof lf );
1301         lf.lfHeight = MulDiv(10, GetDeviceCaps(hdc, LOGPIXELSY), 72);
1302         strcpyW( lf.lfFaceName, szSansSerif );
1303         hFont = CreateFontIndirectW(&lf);
1304         if (hFont)
1305         {
1306             hOldFont = SelectObject( hdc, hFont );
1307             r = GetTextMetricsW( hdc, &tm );
1308             if (r)
1309                 height = tm.tmHeight;
1310             SelectObject( hdc, hOldFont );
1311             DeleteObject( hFont );
1312         }
1313         ReleaseDC( hwnd, hdc );
1314     }
1315     return height;
1316 }
1317
1318 /* fetch the associated record from the Dialog table */
1319 static MSIRECORD *msi_get_dialog_record( msi_dialog *dialog )
1320 {
1321     static const WCHAR query[] = {
1322         'S','E','L','E','C','T',' ','*',' ',
1323         'F','R','O','M',' ','D','i','a','l','o','g',' ',
1324         'W','H','E','R','E',' ',
1325            '`','D','i','a','l','o','g','`',' ','=',' ','\'','%','s','\'',0};
1326     MSIPACKAGE *package = dialog->package;
1327     MSIRECORD *rec = NULL;
1328
1329     TRACE("%p %s\n", dialog, debugstr_w(dialog->name) );
1330
1331     rec = MSI_QueryGetRecord( package->db, query, dialog->name );
1332     if( !rec )
1333         ERR("query failed for dialog %s\n", debugstr_w(dialog->name));
1334
1335     return rec;
1336 }
1337
1338 static void msi_dialog_adjust_dialog_size( msi_dialog *dialog, LPSIZE sz )
1339 {
1340     RECT rect;
1341     LONG style;
1342
1343     /* turn the client size into the window rectangle */
1344     rect.left = 0;
1345     rect.top = 0;
1346     rect.right = msi_dialog_scale_unit( dialog, sz->cx );
1347     rect.bottom = msi_dialog_scale_unit( dialog, sz->cy );
1348     style = GetWindowLongPtrW( dialog->hwnd, GWL_STYLE );
1349     AdjustWindowRect( &rect, style, FALSE );
1350     sz->cx = rect.right - rect.left;
1351     sz->cy = rect.bottom - rect.top;
1352 }
1353
1354 static LRESULT msi_dialog_oncreate( HWND hwnd, LPCREATESTRUCTW cs )
1355 {
1356     static const WCHAR df[] = {
1357         'D','e','f','a','u','l','t','U','I','F','o','n','t',0 };
1358     msi_dialog *dialog = (msi_dialog*) cs->lpCreateParams;
1359     MSIRECORD *rec = NULL;
1360     LPCWSTR text;
1361     LPWSTR title = NULL;
1362     SIZE size;
1363
1364     TRACE("%p %p\n", dialog, dialog->package);
1365
1366     dialog->hwnd = hwnd;
1367     SetWindowLongPtrW( hwnd, GWLP_USERDATA, (LONG_PTR) dialog );
1368
1369     rec = msi_get_dialog_record( dialog );
1370     if( !rec )
1371     {
1372         TRACE("No record found for dialog %s\n", debugstr_w(dialog->name));
1373         return -1;
1374     }
1375
1376     dialog->scale = msi_dialog_get_sans_serif_height(dialog->hwnd);
1377
1378     size.cx = MSI_RecordGetInteger( rec, 4 );
1379     size.cy = MSI_RecordGetInteger( rec, 5 );
1380     msi_dialog_adjust_dialog_size( dialog, &size );
1381
1382     dialog->attributes = MSI_RecordGetInteger( rec, 6 );
1383     text = MSI_RecordGetString( rec, 7 );
1384
1385     dialog->default_font = load_dynamic_property( dialog->package, df, NULL );
1386
1387     deformat_string( dialog->package, text, &title );
1388     SetWindowTextW( hwnd, title );
1389     SetWindowPos( hwnd, 0, 0, 0, size.cx, size.cy,
1390                   SWP_NOMOVE | SWP_NOACTIVATE | SWP_NOZORDER | SWP_NOREDRAW );
1391
1392     HeapFree( GetProcessHeap(), 0, title );
1393     msiobj_release( &rec->hdr );
1394
1395     msi_dialog_build_font_list( dialog );
1396     msi_dialog_fill_controls( dialog );
1397     msi_dialog_evaluate_control_conditions( dialog );
1398
1399     return 0;
1400 }
1401
1402 static UINT msi_dialog_send_event( msi_dialog *dialog, LPCWSTR event, LPCWSTR arg )
1403 {
1404     LPWSTR event_fmt = NULL, arg_fmt = NULL;
1405
1406     TRACE("Sending control event %s %s\n", debugstr_w(event), debugstr_w(arg));
1407
1408     deformat_string( dialog->package, event, &event_fmt );
1409     deformat_string( dialog->package, arg, &arg_fmt );
1410
1411     dialog->event_handler( dialog->package, event_fmt, arg_fmt, dialog );
1412
1413     HeapFree( GetProcessHeap(), 0, event_fmt );
1414     HeapFree( GetProcessHeap(), 0, arg_fmt );
1415
1416     return ERROR_SUCCESS;
1417 }
1418
1419 static UINT msi_dialog_set_property( msi_dialog *dialog, LPCWSTR event, LPCWSTR arg )
1420 {
1421     static const WCHAR szNullArg[] = { '{','}',0 };
1422     LPWSTR p, prop, arg_fmt = NULL;
1423     UINT len;
1424
1425     len = strlenW(event);
1426     prop = HeapAlloc( GetProcessHeap(), 0, len*sizeof(WCHAR));
1427     strcpyW( prop, &event[1] );
1428     p = strchrW( prop, ']' );
1429     if( p && p[1] == 0 )
1430     {
1431         *p = 0;
1432         if( strcmpW( szNullArg, arg ) )
1433             deformat_string( dialog->package, arg, &arg_fmt );
1434         MSI_SetPropertyW( dialog->package, prop, arg_fmt );
1435     }
1436     else
1437         ERR("Badly formatted property string - what happens?\n");
1438     HeapFree( GetProcessHeap(), 0, prop );
1439     return ERROR_SUCCESS;
1440 }
1441
1442 static UINT msi_dialog_control_event( MSIRECORD *rec, LPVOID param )
1443 {
1444     msi_dialog *dialog = param;
1445     LPCWSTR condition, event, arg;
1446     UINT r;
1447
1448     condition = MSI_RecordGetString( rec, 5 );
1449     r = MSI_EvaluateConditionW( dialog->package, condition );
1450     if( r )
1451     {
1452         event = MSI_RecordGetString( rec, 3 );
1453         arg = MSI_RecordGetString( rec, 4 );
1454         if( event[0] == '[' )
1455             msi_dialog_set_property( dialog, event, arg );
1456         else
1457             msi_dialog_send_event( dialog, event, arg );
1458     }
1459
1460     return ERROR_SUCCESS;
1461 }
1462
1463 static UINT msi_dialog_button_handler( msi_dialog *dialog,
1464                                        msi_control *control, WPARAM param )
1465 {
1466     static const WCHAR query[] = {
1467       'S','E','L','E','C','T',' ','*',' ',
1468       'F','R','O','M',' ','C','o','n','t','r','o','l','E','v','e','n','t',' ',
1469       'W','H','E','R','E',' ',
1470          '`','D','i','a','l','o','g','_','`',' ','=',' ','\'','%','s','\'',' ',
1471       'A','N','D',' ',
1472          '`','C','o','n','t','r','o','l','_','`',' ','=',' ','\'','%','s','\'',' ',
1473       'O','R','D','E','R',' ','B','Y',' ','`','O','r','d','e','r','i','n','g','`',0
1474     };
1475     MSIQUERY *view = NULL;
1476     UINT r;
1477
1478     if( HIWORD(param) != BN_CLICKED )
1479         return ERROR_SUCCESS;
1480
1481     r = MSI_OpenQuery( dialog->package->db, &view, query,
1482                        dialog->name, control->name );
1483     if( r != ERROR_SUCCESS )
1484     {
1485         ERR("query failed\n");
1486         return 0;
1487     }
1488
1489     r = MSI_IterateRecords( view, 0, msi_dialog_control_event, dialog );
1490     msiobj_release( &view->hdr );
1491
1492     return r;
1493 }
1494
1495 static UINT msi_dialog_get_checkbox_state( msi_dialog *dialog,
1496                 msi_control *control )
1497 {
1498     WCHAR state[2] = { 0 };
1499     DWORD sz = 2;
1500
1501     MSI_GetPropertyW( dialog->package, control->property, state, &sz );
1502     return state[0] ? 1 : 0;
1503 }
1504
1505 static void msi_dialog_set_checkbox_state( msi_dialog *dialog,
1506                 msi_control *control, UINT state )
1507 {
1508     static const WCHAR szState[] = { '1', 0 };
1509     LPCWSTR val;
1510
1511     /* if uncheck then the property is set to NULL */
1512     if (!state)
1513     {
1514         MSI_SetPropertyW( dialog->package, control->property, NULL );
1515         return;
1516     }
1517
1518     /* check for a custom state */
1519     if (control->value && control->value[0])
1520         val = control->value;
1521     else
1522         val = szState;
1523
1524     MSI_SetPropertyW( dialog->package, control->property, val );
1525 }
1526
1527 static void msi_dialog_checkbox_sync_state( msi_dialog *dialog,
1528                 msi_control *control )
1529 {
1530     UINT state;
1531
1532     state = msi_dialog_get_checkbox_state( dialog, control );
1533     SendMessageW( control->hwnd, BM_SETCHECK,
1534                   state ? BST_CHECKED : BST_UNCHECKED, 0 );
1535 }
1536
1537 static UINT msi_dialog_checkbox_handler( msi_dialog *dialog,
1538                 msi_control *control, WPARAM param )
1539 {
1540     UINT state;
1541
1542     if( HIWORD(param) != BN_CLICKED )
1543         return ERROR_SUCCESS;
1544
1545     TRACE("clicked checkbox %s, set %s\n", debugstr_w(control->name),
1546           debugstr_w(control->property));
1547
1548     state = msi_dialog_get_checkbox_state( dialog, control );
1549     state = state ? 0 : 1;
1550     msi_dialog_set_checkbox_state( dialog, control, state );
1551     msi_dialog_checkbox_sync_state( dialog, control );
1552
1553     return msi_dialog_button_handler( dialog, control, param );
1554 }
1555
1556 static UINT msi_dialog_edit_handler( msi_dialog *dialog,
1557                 msi_control *control, WPARAM param )
1558 {
1559     UINT sz, r;
1560     LPWSTR buf;
1561
1562     if( HIWORD(param) != EN_CHANGE )
1563         return ERROR_SUCCESS;
1564
1565     TRACE("edit %s contents changed, set %s\n", debugstr_w(control->name),
1566           debugstr_w(control->property));
1567
1568     sz = 0x20;
1569     buf = HeapAlloc( GetProcessHeap(), 0, sz*sizeof(WCHAR) );
1570     while( buf )
1571     {
1572         r = GetWindowTextW( control->hwnd, buf, sz );
1573         if( r < (sz-1) )
1574             break;
1575             sz *= 2;
1576         buf = HeapReAlloc( GetProcessHeap(), 0, buf, sz*sizeof(WCHAR) );
1577     }
1578
1579     MSI_SetPropertyW( dialog->package, control->property, buf );
1580
1581     HeapFree( GetProcessHeap(), 0, buf );
1582
1583     return ERROR_SUCCESS;
1584 }
1585
1586 static UINT msi_dialog_radiogroup_handler( msi_dialog *dialog,
1587                 msi_control *control, WPARAM param )
1588 {
1589     if( HIWORD(param) != BN_CLICKED )
1590         return ERROR_SUCCESS;
1591
1592     TRACE("clicked radio button %s, set %s\n", debugstr_w(control->name),
1593           debugstr_w(control->property));
1594
1595     MSI_SetPropertyW( dialog->package, control->property, control->name );
1596
1597     return msi_dialog_button_handler( dialog, control, param );
1598 }
1599
1600 static LRESULT msi_dialog_oncommand( msi_dialog *dialog, WPARAM param, HWND hwnd )
1601 {
1602     msi_control *control;
1603
1604     TRACE("%p %p %08x\n", dialog, hwnd, param);
1605
1606     control = msi_dialog_find_control_by_hwnd( dialog, hwnd );
1607     if( control )
1608     {
1609         if( control->handler )
1610         {
1611             control->handler( dialog, control, param );
1612             msi_dialog_evaluate_control_conditions( dialog );
1613         }
1614     }
1615     else
1616         ERR("button click from nowhere\n");
1617     return 0;
1618 }
1619
1620 static LRESULT WINAPI MSIDialog_WndProc( HWND hwnd, UINT msg,
1621                 WPARAM wParam, LPARAM lParam )
1622 {
1623     msi_dialog *dialog = (LPVOID) GetWindowLongPtrW( hwnd, GWLP_USERDATA );
1624
1625     TRACE("0x%04x\n", msg);
1626
1627     switch (msg)
1628     {
1629     case WM_CREATE:
1630         return msi_dialog_oncreate( hwnd, (LPCREATESTRUCTW)lParam );
1631
1632     case WM_COMMAND:
1633         return msi_dialog_oncommand( dialog, wParam, (HWND)lParam );
1634
1635     /* bounce back to our subclassed static control */
1636     case WM_CTLCOLORSTATIC:
1637         return SendMessageW( (HWND) lParam, WM_CTLCOLORSTATIC, wParam, lParam );
1638
1639     case WM_DESTROY:
1640         dialog->hwnd = NULL;
1641         return 0;
1642     }
1643     return DefWindowProcW(hwnd, msg, wParam, lParam);
1644 }
1645
1646 static LRESULT WINAPI MSIRadioGroup_WndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
1647 {
1648     WNDPROC oldproc = (WNDPROC) GetPropW(hWnd, szButtonData);
1649
1650     TRACE("hWnd %p msg %04x wParam 0x%08x lParam 0x%08lx\n", hWnd, msg, wParam, lParam);
1651
1652     if (msg == WM_COMMAND) /* Forward notifications to dialog */
1653         SendMessageW(GetParent(hWnd), msg, wParam, lParam);
1654
1655     return CallWindowProcW(oldproc, hWnd, msg, wParam, lParam);
1656 }
1657
1658 static LRESULT WINAPI MSIHiddenWindowProc( HWND hwnd, UINT msg,
1659                 WPARAM wParam, LPARAM lParam )
1660 {
1661     msi_dialog *dialog = (msi_dialog*) lParam;
1662
1663     TRACE("%d %p\n", msg, dialog);
1664
1665     switch (msg)
1666     {
1667     case WM_MSI_DIALOG_CREATE:
1668         return msi_dialog_run_message_loop( dialog );
1669     case WM_MSI_DIALOG_DESTROY:
1670         msi_dialog_destroy( dialog );
1671         return 0;
1672     }
1673     return DefWindowProcW( hwnd, msg, wParam, lParam );
1674 }
1675
1676 /* functions that interface to other modules within MSI */
1677
1678 msi_dialog *msi_dialog_create( MSIPACKAGE* package, LPCWSTR szDialogName,
1679                                 msi_dialog_event_handler event_handler )
1680 {
1681     MSIRECORD *rec = NULL;
1682     msi_dialog *dialog;
1683
1684     TRACE("%p %s\n", package, debugstr_w(szDialogName));
1685
1686     /* allocate the structure for the dialog to use */
1687     dialog = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY,
1688                         sizeof *dialog + sizeof(WCHAR)*strlenW(szDialogName) );
1689     if( !dialog )
1690         return NULL;
1691     strcpyW( dialog->name, szDialogName );
1692     msiobj_addref( &package->hdr );
1693     dialog->package = package;
1694     dialog->event_handler = event_handler;
1695     dialog->finished = 0;
1696
1697     /* verify that the dialog exists */
1698     rec = msi_get_dialog_record( dialog );
1699     if( !rec )
1700     {
1701         HeapFree( GetProcessHeap(), 0, dialog );
1702         return NULL;
1703     }
1704     dialog->attributes = MSI_RecordGetInteger( rec, 6 );
1705     msiobj_release( &rec->hdr );
1706
1707     return dialog;
1708 }
1709
1710 static void msi_process_pending_messages( HWND hdlg )
1711 {
1712     MSG msg;
1713
1714     while( PeekMessageW( &msg, 0, 0, 0, PM_REMOVE ) )
1715     {
1716         if( hdlg && IsDialogMessageW( hdlg, &msg ))
1717             continue;
1718         TranslateMessage( &msg );
1719         DispatchMessageW( &msg );
1720     }
1721 }
1722
1723 void msi_dialog_end_dialog( msi_dialog *dialog )
1724 {
1725     TRACE("%p\n", dialog);
1726     dialog->finished = 1;
1727     PostMessageW(dialog->hwnd, WM_NULL, 0, 0);
1728 }
1729
1730 void msi_dialog_check_messages( HANDLE handle )
1731 {
1732     DWORD r;
1733
1734     /* in threads other than the UI thread, block */
1735     if( uiThreadId != GetCurrentThreadId() )
1736     {
1737         if( handle )
1738             WaitForSingleObject( handle, INFINITE );
1739         return;
1740     }
1741
1742     /* there's two choices for the UI thread */
1743     while (1)
1744     {
1745         msi_process_pending_messages( NULL );
1746
1747         if( !handle )
1748             break;
1749
1750         /*
1751          * block here until somebody creates a new dialog or
1752          * the handle we're waiting on becomes ready
1753          */
1754         r = MsgWaitForMultipleObjects( 1, &handle, 0, INFINITE, QS_ALLINPUT );
1755         if( r == WAIT_OBJECT_0 )
1756             break;
1757     }
1758 }
1759
1760 UINT msi_dialog_run_message_loop( msi_dialog *dialog )
1761 {
1762     HWND hwnd;
1763
1764     if( !(dialog->attributes & msidbDialogAttributesVisible) )
1765         return ERROR_SUCCESS;
1766
1767     if( uiThreadId != GetCurrentThreadId() )
1768         return SendMessageW( hMsiHiddenWindow, WM_MSI_DIALOG_CREATE, 0, (LPARAM) dialog );
1769
1770     /* create the dialog window, don't show it yet */
1771     hwnd = CreateWindowW( szMsiDialogClass, dialog->name, WS_OVERLAPPEDWINDOW,
1772                      CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT,
1773                      NULL, NULL, NULL, dialog );
1774     if( !hwnd )
1775     {
1776         ERR("Failed to create dialog %s\n", debugstr_w( dialog->name ));
1777         return ERROR_FUNCTION_FAILED;
1778     }
1779
1780     ShowWindow( hwnd, SW_SHOW );
1781     UpdateWindow( hwnd );
1782
1783     if( dialog->attributes & msidbDialogAttributesModal )
1784     {
1785         while( !dialog->finished )
1786         {
1787             MsgWaitForMultipleObjects( 0, NULL, 0, INFINITE, QS_ALLEVENTS );
1788             msi_process_pending_messages( dialog->hwnd );
1789         }
1790     }
1791     else
1792         return ERROR_IO_PENDING;
1793
1794     return ERROR_SUCCESS;
1795 }
1796
1797 void msi_dialog_do_preview( msi_dialog *dialog )
1798 {
1799     TRACE("\n");
1800     dialog->attributes |= msidbDialogAttributesVisible;
1801     dialog->attributes &= ~msidbDialogAttributesModal;
1802     msi_dialog_run_message_loop( dialog );
1803 }
1804
1805 void msi_dialog_destroy( msi_dialog *dialog )
1806 {
1807     if( uiThreadId != GetCurrentThreadId() )
1808     {
1809         SendMessageW( hMsiHiddenWindow, WM_MSI_DIALOG_DESTROY, 0, (LPARAM) dialog );
1810         return;
1811     }
1812
1813     if( dialog->hwnd )
1814         ShowWindow( dialog->hwnd, SW_HIDE );
1815
1816     /* destroy the list of controls */
1817     while( dialog->control_list )
1818     {
1819         msi_control *t = dialog->control_list;
1820         dialog->control_list = t->next;
1821         /* leave dialog->hwnd - destroying parent destroys child windows */
1822         HeapFree( GetProcessHeap(), 0, t->property );
1823         HeapFree( GetProcessHeap(), 0, t->value );
1824         if( t->pic )
1825             IPicture_Release( t->pic );
1826         if( t->hIcon )
1827             DestroyIcon( t->hIcon );
1828         HeapFree( GetProcessHeap(), 0, t );
1829     }
1830
1831     /* destroy the list of fonts */
1832     while( dialog->font_list )
1833     {
1834         msi_font *t = dialog->font_list;
1835         dialog->font_list = t->next;
1836         DeleteObject( t->hfont );
1837         HeapFree( GetProcessHeap(), 0, t );
1838     }
1839     HeapFree( GetProcessHeap(), 0, dialog->default_font );
1840
1841     if( dialog->hwnd )
1842         DestroyWindow( dialog->hwnd );
1843
1844     msiobj_release( &dialog->package->hdr );
1845     dialog->package = NULL;
1846     HeapFree( GetProcessHeap(), 0, dialog );
1847 }
1848
1849 BOOL msi_dialog_register_class( void )
1850 {
1851     WNDCLASSW cls;
1852
1853     ZeroMemory( &cls, sizeof cls );
1854     cls.lpfnWndProc   = MSIDialog_WndProc;
1855     cls.hInstance     = NULL;
1856     cls.hIcon         = LoadIconW(0, (LPWSTR)IDI_APPLICATION);
1857     cls.hCursor       = LoadCursorW(0, (LPWSTR)IDC_ARROW);
1858     cls.hbrBackground = (HBRUSH)(COLOR_WINDOW);
1859     cls.lpszMenuName  = NULL;
1860     cls.lpszClassName = szMsiDialogClass;
1861
1862     if( !RegisterClassW( &cls ) )
1863         return FALSE;
1864
1865     cls.lpfnWndProc   = MSIHiddenWindowProc;
1866     cls.lpszClassName = szMsiHiddenWindow;
1867
1868     if( !RegisterClassW( &cls ) )
1869         return FALSE;
1870
1871     uiThreadId = GetCurrentThreadId();
1872
1873     hMsiHiddenWindow = CreateWindowW( szMsiHiddenWindow, NULL, WS_OVERLAPPED,
1874                                    0, 0, 100, 100, NULL, NULL, NULL, NULL );
1875     if( !hMsiHiddenWindow )
1876         return FALSE;
1877
1878     hRichedit = LoadLibraryA("riched20");
1879
1880     return TRUE;
1881 }
1882
1883 void msi_dialog_unregister_class( void )
1884 {
1885     DestroyWindow( hMsiHiddenWindow );
1886     UnregisterClassW( szMsiDialogClass, NULL );
1887     uiThreadId = 0;
1888     FreeLibrary( hRichedit );
1889 }