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
  36 #include "wine/debug.h"
  37 #include "wine/unicode.h"
  38
  39 #include "action.h"
  40
  41 WINE_DEFAULT_DEBUG_CHANNEL(msi);
  42
  43
  44 const WCHAR szMsiDialogClass[] = {
  45     'M','s','i','D','i','a','l','o','g','C','l','o','s','e','C','l','a','s','s',0
  46 };
  47 const static WCHAR szStatic[] = { 'S','t','a','t','i','c',0 };
  48 const static WCHAR szButton[] = { 'B','U','T','T','O','N', 0 };
  49
  50 const static WCHAR szButtonData[] = { 'M','S','I','D','A','T','A',0 };
  51
  52 struct msi_control_tag;
  53 typedef struct msi_control_tag msi_control;
  54 typedef UINT (*msi_handler)( msi_dialog *, msi_control *, WPARAM );
  55
  56 struct msi_control_tag
  57 {
  58     struct msi_control_tag *next;
  59     HWND hwnd;
  60     msi_handler handler;
  61     LPWSTR property;
  62     IPicture *pic;
  63     WCHAR name[1];
  64 };
  65
  66 typedef struct msi_font_tag
  67 {
  68     struct msi_font_tag *next;
  69     HFONT hfont;
  70     WCHAR name[1];
  71 } msi_font;
  72
  73 struct msi_dialog_tag
  74 {
  75     MSIPACKAGE *package;
  76     msi_dialog_event_handler event_handler;
  77     BOOL finished;
  78     INT scale;
  79     DWORD attributes;
  80     HWND hwnd;
  81     LPWSTR default_font;
  82     msi_font *font_list;
  83     msi_control *control_list;
  84     WCHAR name[1];
  85 };
  86
  87 typedef UINT (*msi_dialog_control_func)( msi_dialog *dialog, MSIRECORD *rec );
  88 struct control_handler
  89 {
  90     LPCWSTR control_type;
  91     msi_dialog_control_func func;
  92 };
  93
  94 typedef struct
  95 {
  96     msi_dialog* dialog;
  97     msi_control *parent;
  98     DWORD       attributes;
  99 } radio_button_group_descr;
 100
 101 static UINT msi_dialog_checkbox_handler( msi_dialog *, msi_control *, WPARAM );
 102 static void msi_dialog_checkbox_sync_state( msi_dialog *, msi_control * );
 103 static UINT msi_dialog_button_handler( msi_dialog *, msi_control *, WPARAM );
 104 static UINT msi_dialog_edit_handler( msi_dialog *, msi_control *, WPARAM );
 105 static UINT msi_dialog_radiogroup_handler( msi_dialog *, msi_control *, WPARAM param );
 106 static LRESULT WINAPI MSIRadioGroup_WndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam);
 107
 108
 109 INT msi_dialog_scale_unit( msi_dialog *dialog, INT val )
 110 {
 111     return (dialog->scale * val + 5) / 10;
 112 }
 113
 114 /*
 115  * msi_dialog_get_style
 116  *
 117  * Extract the {\style} string from the front of the text to display and
 118  *  update the pointer.
 119  */
 120 static LPWSTR msi_dialog_get_style( LPCWSTR *text )
 121 {
 122     LPWSTR ret = NULL;
 123     LPCWSTR p = *text, q;
 124     DWORD len;
 125
 126     if( *p++ != '{' )
 127         return ret;
 128     q = strchrW( p, '}' );
 129     if( !q )
 130         return ret;
 131     *text = ++q;
 132     if( *p++ != '\\' )
 133         return ret;
 134     len = q - p;
 135
 136     ret = HeapAlloc( GetProcessHeap(), 0, len*sizeof(WCHAR) );
 137     if( !ret )
 138         return ret;
 139     memcpy( ret, p, len*sizeof(WCHAR) );
 140     ret[len-1] = 0;
 141     return ret;
 142 }
 143
 144 static UINT msi_dialog_add_font( MSIRECORD *rec, LPVOID param )
 145 {
 146     msi_dialog *dialog = param;
 147     msi_font *font;
 148     LPCWSTR face, name;
 149     LOGFONTW lf;
 150     INT style;
 151     HDC hdc;
 152
 153     /* create a font and add it to the list */
 154     name = MSI_RecordGetString( rec, 1 );
 155     font = HeapAlloc( GetProcessHeap(), 0,
 156                       sizeof *font + strlenW( name )*sizeof (WCHAR) );
 157     strcpyW( font->name, name );
 158     font->next = dialog->font_list;
 159     dialog->font_list = font;
 160
 161     memset( &lf, 0, sizeof lf );
 162     face = MSI_RecordGetString( rec, 2 );
 163     lf.lfHeight = MSI_RecordGetInteger( rec, 3 );
 164     style = MSI_RecordGetInteger( rec, 5 );
 165     if( style & msidbTextStyleStyleBitsBold )
 166         lf.lfWeight = FW_BOLD;
 167     if( style & msidbTextStyleStyleBitsItalic )
 168         lf.lfItalic = TRUE;
 169     if( style & msidbTextStyleStyleBitsUnderline )
 170         lf.lfUnderline = TRUE;
 171     if( style & msidbTextStyleStyleBitsStrike )
 172         lf.lfStrikeOut = TRUE;
 173     lstrcpynW( lf.lfFaceName, face, LF_FACESIZE );
 174
 175     /* adjust the height */
 176     hdc = GetDC( dialog->hwnd );
 177     if (hdc)
 178     {
 179         lf.lfHeight = -MulDiv(lf.lfHeight, GetDeviceCaps(hdc, LOGPIXELSY), 72);
 180         ReleaseDC( dialog->hwnd, hdc );
 181     }
 182
 183     font->hfont = CreateFontIndirectW( &lf );
 184
 185     TRACE("Adding font style %s\n", debugstr_w(font->name) );
 186
 187     return ERROR_SUCCESS;
 188 }
 189
 190 static msi_font *msi_dialog_find_font( msi_dialog *dialog, LPCWSTR name )
 191 {
 192     msi_font *font;
 193
 194     for( font = dialog->font_list; font; font = font->next )
 195         if( !strcmpW( font->name, name ) )  /* FIXME: case sensitive? */
 196             break;
 197
 198     return font;
 199 }
 200
 201 static UINT msi_dialog_set_font( msi_dialog *dialog, HWND hwnd, LPCWSTR name )
 202 {
 203     msi_font *font;
 204
 205     font = msi_dialog_find_font( dialog, name );
 206     if( font )
 207         SendMessageW( hwnd, WM_SETFONT, (WPARAM) font->hfont, TRUE );
 208     else
 209         ERR("No font entry for %s\n", debugstr_w(name));
 210     return ERROR_SUCCESS;
 211 }
 212
 213 static UINT msi_dialog_build_font_list( msi_dialog *dialog )
 214 {
 215     static const WCHAR query[] = {
 216       'S','E','L','E','C','T',' ','*',' ',
 217       'F','R','O','M',' ','`','T','e','x','t','S','t','y','l','e','`',' ',0
 218     };
 219     UINT r;
 220     MSIQUERY *view = NULL;
 221
 222     TRACE("dialog %p\n", dialog );
 223
 224     r = MSI_OpenQuery( dialog->package->db, &view, query );
 225     if( r != ERROR_SUCCESS )
 226         return r;
 227
 228     r = MSI_IterateRecords( view, NULL, msi_dialog_add_font, dialog );
 229     msiobj_release( &view->hdr );
 230
 231     return r;
 232 }
 233
 234 static msi_control *msi_dialog_create_window( msi_dialog *dialog,
 235                 MSIRECORD *rec, LPCWSTR szCls, LPCWSTR name, LPCWSTR text,
 236                 DWORD style, HWND parent )
 237 {
 238     DWORD x, y, width, height;
 239     LPWSTR font = NULL, title = NULL;
 240     msi_control *control;
 241
 242     style |= WS_CHILD | WS_GROUP;
 243
 244     control = HeapAlloc( GetProcessHeap(), 0,
 245                          sizeof *control + strlenW(name)*sizeof(WCHAR) );
 246     strcpyW( control->name, name );
 247     control->next = dialog->control_list;
 248     dialog->control_list = control;
 249     control->handler = NULL;
 250     control->property = NULL;
 251     control->pic = NULL;
 252
 253     x = MSI_RecordGetInteger( rec, 4 );
 254     y = MSI_RecordGetInteger( rec, 5 );
 255     width = MSI_RecordGetInteger( rec, 6 );
 256     height = MSI_RecordGetInteger( rec, 7 );
 257
 258     x = msi_dialog_scale_unit( dialog, x );
 259     y = msi_dialog_scale_unit( dialog, y );
 260     width = msi_dialog_scale_unit( dialog, width );
 261     height = msi_dialog_scale_unit( dialog, height );
 262
 263     if( text )
 264     {
 265         font = msi_dialog_get_style( &text );
 266         deformat_string( dialog->package, text, &title );
 267     }
 268
 269     control->hwnd = CreateWindowW( szCls, title, style,
 270                           x, y, width, height, parent, NULL, NULL, NULL );
 271
 272     TRACE("Dialog %s control %s hwnd %p\n",
 273            debugstr_w(dialog->name), debugstr_w(text), control->hwnd );
 274
 275     msi_dialog_set_font( dialog, control->hwnd,
 276                          font ? font : dialog->default_font );
 277
 278     HeapFree( GetProcessHeap(), 0, font );
 279     HeapFree( GetProcessHeap(), 0, title );
 280
 281     return control;
 282 }
 283
 284 /* everything except radio buttons */
 285 static msi_control *msi_dialog_add_control( msi_dialog *dialog,
 286                 MSIRECORD *rec, LPCWSTR szCls, DWORD style )
 287 {
 288     DWORD attributes;
 289     LPCWSTR text, name;
 290
 291     name = MSI_RecordGetString( rec, 2 );
 292     attributes = MSI_RecordGetInteger( rec, 8 );
 293     text = MSI_RecordGetString( rec, 10 );
 294     if( attributes & 1 )
 295         style |= WS_VISIBLE;
 296     if( ~attributes & 2 )
 297         style |= WS_DISABLED;
 298     return msi_dialog_create_window( dialog, rec, szCls, name, text,
 299                                      style, dialog->hwnd );
 300 }
 301
 302 static UINT msi_dialog_text_control( msi_dialog *dialog, MSIRECORD *rec )
 303 {
 304     TRACE("%p %p\n", dialog, rec);
 305
 306     msi_dialog_add_control( dialog, rec, szStatic, 0 );
 307     return ERROR_SUCCESS;
 308 }
 309
 310 static UINT msi_dialog_button_control( msi_dialog *dialog, MSIRECORD *rec )
 311 {
 312     msi_control *control;
 313
 314     TRACE("%p %p\n", dialog, rec);
 315
 316     control = msi_dialog_add_control( dialog, rec, szButton, 0 );
 317     control->handler = msi_dialog_button_handler;
 318
 319     return ERROR_SUCCESS;
 320 }
 321
 322 static UINT msi_dialog_checkbox_control( msi_dialog *dialog, MSIRECORD *rec )
 323 {
 324     msi_control *control;
 325     LPCWSTR prop;
 326
 327     TRACE("%p %p\n", dialog, rec);
 328
 329     control = msi_dialog_add_control( dialog, rec, szButton,
 330                                       BS_CHECKBOX | BS_MULTILINE );
 331     control->handler = msi_dialog_checkbox_handler;
 332     prop = MSI_RecordGetString( rec, 9 );
 333     if( prop )
 334         control->property = strdupW( prop );
 335     msi_dialog_checkbox_sync_state( dialog, control );
 336
 337     return ERROR_SUCCESS;
 338 }
 339
 340 static UINT msi_dialog_line_control( msi_dialog *dialog, MSIRECORD *rec )
 341 {
 342     TRACE("%p %p\n", dialog, rec);
 343
 344     msi_dialog_add_control( dialog, rec, szStatic, SS_ETCHEDHORZ | SS_SUNKEN );
 345     return ERROR_SUCCESS;
 346 }
 347
 348 static UINT msi_dialog_scrolltext_control( msi_dialog *dialog, MSIRECORD *rec )
 349 {
 350     const static WCHAR szEdit[] = { 'E','D','I','T',0 };
 351
 352     FIXME("%p %p\n", dialog, rec);
 353
 354     msi_dialog_add_control( dialog, rec, szEdit, WS_BORDER |
 355                  ES_MULTILINE | WS_VSCROLL | ES_READONLY | ES_AUTOVSCROLL );
 356
 357     return ERROR_SUCCESS;
 358 }
 359
 360 static UINT msi_load_bitmap( MSIDATABASE *db, LPCWSTR name, IPicture **pic )
 361 {
 362     const static WCHAR query[] = {
 363         's','e','l','e','c','t',' ','*',' ',
 364         'f','r','o','m',' ','B','i','n','a','r','y',' ',
 365         'w','h','e','r','e',' ',
 366             '`','N','a','m','e','`',' ','=',' ','\'','%','s','\'',0
 367     };
 368     MSIQUERY *view = NULL;
 369     MSIRECORD *rec = NULL;
 370     IStream *stm = NULL;
 371     UINT r;
 372
 373     r = MSI_OpenQuery( db, &view, query, name );
 374     if( r != ERROR_SUCCESS )
 375         return r;
 376
 377     MSI_ViewExecute( view, NULL );
 378     MSI_ViewFetch( view, &rec );
 379     MSI_ViewClose( view );
 380     msiobj_release( &view->hdr );
 381
 382     if( !rec )
 383         return ERROR_FUNCTION_FAILED;
 384
 385     r = MSI_RecordGetIStream( rec, 2, &stm );
 386     msiobj_release( &rec->hdr );
 387     if( r != ERROR_SUCCESS )
 388         return r;
 389
 390     r = OleLoadPicture( stm, 0, TRUE, &IID_IPicture, (LPVOID*) pic );
 391     IStream_Release( stm );
 392     if( FAILED( r ) )
 393         return ERROR_FUNCTION_FAILED;
 394
 395     return ERROR_SUCCESS;
 396 }
 397
 398 static UINT msi_dialog_bitmap_control( msi_dialog *dialog, MSIRECORD *rec )
 399 {
 400     IPicture *pic = NULL;
 401     msi_control *control;
 402     OLE_HANDLE hBitmap = 0;
 403     LPCWSTR text;
 404     UINT r;
 405
 406     control = msi_dialog_add_control( dialog, rec, szStatic,
 407                             SS_BITMAP | SS_LEFT | SS_CENTERIMAGE );
 408     text = MSI_RecordGetString( rec, 10 );
 409     r = msi_load_bitmap( dialog->package->db, text, &pic );
 410     if( r == ERROR_SUCCESS )
 411     {
 412         r = IPicture_get_Handle( pic, &hBitmap );
 413         if( SUCCEEDED( r ) )
 414             SendMessageW( control->hwnd, STM_SETIMAGE, IMAGE_BITMAP, hBitmap );
 415         control->pic = pic;
 416     }
 417
 418     return ERROR_SUCCESS;
 419 }
 420
 421 static UINT msi_dialog_combo_control( msi_dialog *dialog, MSIRECORD *rec )
 422 {
 423     static const WCHAR szCombo[] = { 'C','O','M','B','O','B','O','X',0 };
 424
 425     msi_dialog_add_control( dialog, rec, szCombo,
 426                             SS_BITMAP | SS_LEFT | SS_CENTERIMAGE );
 427     return ERROR_SUCCESS;
 428 }
 429
 430 static UINT msi_dialog_edit_control( msi_dialog *dialog, MSIRECORD *rec )
 431 {
 432     const static WCHAR szEdit[] = { 'E','D','I','T',0 };
 433     msi_control *control;
 434     LPCWSTR prop;
 435     LPWSTR val;
 436
 437     control = msi_dialog_add_control( dialog, rec, szEdit, WS_BORDER );
 438     control->handler = msi_dialog_edit_handler;
 439     prop = MSI_RecordGetString( rec, 9 );
 440     if( prop )
 441         control->property = strdupW( prop );
 442     val = load_dynamic_property( dialog->package, control->property, NULL );
 443     SetWindowTextW( control->hwnd, val );
 444     HeapFree( GetProcessHeap(), 0, val );
 445     return ERROR_SUCCESS;
 446 }
 447
 448 static UINT msi_dialog_pathedit_control( msi_dialog *dialog, MSIRECORD *rec )
 449 {
 450     FIXME("not implemented properly\n");
 451     return msi_dialog_edit_control( dialog, rec );
 452 }
 453
 454 /* radio buttons are a bit different from normal controls */
 455 static UINT msi_dialog_create_radiobutton( MSIRECORD *rec, LPVOID param )
 456 {
 457     radio_button_group_descr *group = (radio_button_group_descr *)param;
 458     msi_dialog *dialog = group->dialog;
 459     msi_control *control;
 460     LPCWSTR prop, text, name;
 461     DWORD style;
 462     DWORD attributes = group->attributes;
 463
 464     style = WS_CHILD | BS_AUTORADIOBUTTON | BS_MULTILINE;
 465     name = MSI_RecordGetString( rec, 3 );
 466     text = MSI_RecordGetString( rec, 8 );
 467     if( attributes & 1 )
 468         style |= WS_VISIBLE;
 469     if( ~attributes & 2 )
 470         style |= WS_DISABLED;
 471
 472     control = msi_dialog_create_window( dialog, rec, szButton, name, text,
 473                                         style, group->parent->hwnd );
 474     control->handler = msi_dialog_radiogroup_handler;
 475
 476     prop = MSI_RecordGetString( rec, 1 );
 477     if( prop )
 478         control->property = strdupW( prop );
 479
 480     return ERROR_SUCCESS;
 481 }
 482
 483 static UINT msi_dialog_radiogroup_control( msi_dialog *dialog, MSIRECORD *rec )
 484 {
 485     static const WCHAR query[] = {
 486         'S','E','L','E','C','T',' ','*',' ',
 487         'F','R','O','M',' ','R','a','d','i','o','B','u','t','t','o','n',' ',
 488         'W','H','E','R','E',' ',
 489            '`','P','r','o','p','e','r','t','y','`',' ','=',' ','\'','%','s','\'',0};
 490     UINT r;
 491     LPCWSTR prop;
 492     msi_control *control;
 493     MSIQUERY *view = NULL;
 494     radio_button_group_descr group;
 495     MSIPACKAGE *package = dialog->package;
 496
 497     prop = MSI_RecordGetString( rec, 9 );
 498
 499     TRACE("%p %p %s\n", dialog, rec, debugstr_w( prop ));
 500
 501     /* Create parent group box to hold radio buttons */
 502     control = msi_dialog_add_control( dialog, rec, szButton, BS_OWNERDRAW );
 503
 504     if (control->hwnd)
 505     {
 506         WNDPROC oldproc = (WNDPROC) SetWindowLongPtrW(control->hwnd, GWLP_WNDPROC,
 507             (LONG_PTR)MSIRadioGroup_WndProc);
 508         SetPropW(control->hwnd, szButtonData, oldproc);
 509     }
 510
 511     if( prop )
 512         control->property = strdupW( prop );
 513
 514     /* query the Radio Button table for all control in this group */
 515     r = MSI_OpenQuery( package->db, &view, query, prop );
 516     if( r != ERROR_SUCCESS )
 517     {
 518         ERR("query failed for dialog %s radio group %s\n",
 519             debugstr_w(dialog->name), debugstr_w(prop));
 520         return ERROR_INVALID_PARAMETER;
 521     }
 522
 523     group.dialog = dialog;
 524     group.parent = control;
 525     group.attributes = MSI_RecordGetInteger( rec, 8 );
 526
 527     r = MSI_IterateRecords( view, 0, msi_dialog_create_radiobutton, &group );
 528     msiobj_release( &view->hdr );
 529
 530     return r;
 531 }
 532
 533 static const WCHAR szText[] = { 'T','e','x','t',0 };
 534 static const WCHAR szPushButton[] = { 'P','u','s','h','B','u','t','t','o','n',0 };
 535 static const WCHAR szLine[] = { 'L','i','n','e',0 };
 536 static const WCHAR szBitmap[] = { 'B','i','t','m','a','p',0 };
 537 static const WCHAR szCheckBox[] = { 'C','h','e','c','k','B','o','x',0 };
 538 static const WCHAR szScrollableText[] = {
 539     'S','c','r','o','l','l','a','b','l','e','T','e','x','t',0 };
 540 static const WCHAR szComboBox[] = { 'C','o','m','b','o','B','o','x',0 };
 541 static const WCHAR szEdit[] = { 'E','d','i','t',0 };
 542 static const WCHAR szMaskedEdit[] = { 'M','a','s','k','e','d','E','d','i','t',0 };
 543 static const WCHAR szPathEdit[] = { 'P','a','t','h','E','d','i','t',0 };
 544 static const WCHAR szRadioButtonGroup[] = {
 545     'R','a','d','i','o','B','u','t','t','o','n','G','r','o','u','p',0 };
 546
 547 struct control_handler msi_dialog_handler[] =
 548 {
 549     { szText, msi_dialog_text_control },
 550     { szPushButton, msi_dialog_button_control },
 551     { szLine, msi_dialog_line_control },
 552     { szBitmap, msi_dialog_bitmap_control },
 553     { szCheckBox, msi_dialog_checkbox_control },
 554     { szScrollableText, msi_dialog_scrolltext_control },
 555     { szComboBox, msi_dialog_combo_control },
 556     { szEdit, msi_dialog_edit_control },
 557     { szMaskedEdit, msi_dialog_edit_control },
 558     { szPathEdit, msi_dialog_pathedit_control },
 559     { szRadioButtonGroup, msi_dialog_radiogroup_control },
 560 };
 561
 562 #define NUM_CONTROL_TYPES (sizeof msi_dialog_handler/sizeof msi_dialog_handler[0])
 563
 564 static UINT msi_dialog_create_controls( MSIRECORD *rec, LPVOID param )
 565 {
 566     msi_dialog *dialog = param;
 567     LPCWSTR control_type;
 568     UINT i;
 569
 570     /* find and call the function that can create this type of control */
 571     control_type = MSI_RecordGetString( rec, 3 );
 572     for( i=0; i<NUM_CONTROL_TYPES; i++ )
 573         if (!strcmpiW( msi_dialog_handler[i].control_type, control_type ))
 574             break;
 575     if( i != NUM_CONTROL_TYPES )
 576         msi_dialog_handler[i].func( dialog, rec );
 577     else
 578         ERR("no handler for element type %s\n", debugstr_w(control_type));
 579
 580     return ERROR_SUCCESS;
 581 }
 582
 583 static UINT msi_dialog_fill_controls( msi_dialog *dialog )
 584 {
 585     static const WCHAR query[] = {
 586         'S','E','L','E','C','T',' ','*',' ',
 587         'F','R','O','M',' ','C','o','n','t','r','o','l',' ',
 588         'W','H','E','R','E',' ',
 589            '`','D','i','a','l','o','g','_','`',' ','=',' ','\'','%','s','\'',0};
 590     UINT r;
 591     MSIQUERY *view = NULL;
 592     MSIPACKAGE *package = dialog->package;
 593
 594     TRACE("%p %s\n", dialog, debugstr_w(dialog->name) );
 595
 596     /* query the Control table for all the elements of the control */
 597     r = MSI_OpenQuery( package->db, &view, query, dialog->name );
 598     if( r != ERROR_SUCCESS )
 599     {
 600         ERR("query failed for dialog %s\n", debugstr_w(dialog->name));
 601         return ERROR_INVALID_PARAMETER;
 602     }
 603
 604     r = MSI_IterateRecords( view, 0, msi_dialog_create_controls, dialog );
 605     msiobj_release( &view->hdr );
 606
 607     return r;
 608 }
 609
 610 static msi_control *msi_dialog_find_control( msi_dialog *dialog, LPCWSTR name )
 611 {
 612     msi_control *control;
 613
 614     for( control = dialog->control_list; control; control = control->next )
 615         if( !strcmpW( control->name, name ) ) /* FIXME: case sensitive? */
 616             break;
 617     return control;
 618 }
 619
 620 static msi_control *msi_dialog_find_control_by_hwnd( msi_dialog *dialog, HWND hwnd )
 621 {
 622     msi_control *control;
 623
 624     for( control = dialog->control_list; control; control = control->next )
 625         if( hwnd == control->hwnd )
 626             break;
 627     return control;
 628 }
 629
 630 static UINT msi_dialog_set_control_condition( MSIRECORD *rec, LPVOID param )
 631 {
 632     static const WCHAR szHide[] = { 'H','i','d','e',0 };
 633     static const WCHAR szShow[] = { 'S','h','o','w',0 };
 634     static const WCHAR szDisable[] = { 'D','i','s','a','b','l','e',0 };
 635     static const WCHAR szEnable[] = { 'E','n','a','b','l','e',0 };
 636     msi_dialog *dialog = param;
 637     msi_control *control;
 638     LPCWSTR name, action, condition;
 639     UINT r;
 640
 641     name = MSI_RecordGetString( rec, 2 );
 642     action = MSI_RecordGetString( rec, 3 );
 643     condition = MSI_RecordGetString( rec, 4 );
 644     r = MSI_EvaluateConditionW( dialog->package, condition );
 645     control = msi_dialog_find_control( dialog, name );
 646     if( r && control )
 647     {
 648         TRACE("%s control %s\n", debugstr_w(action), debugstr_w(name));
 649
 650         /* FIXME: case sensitive? */
 651         if(!strcmpW(action, szHide))
 652             ShowWindow(control->hwnd, SW_HIDE);
 653         else if(!strcmpW(action, szShow))
 654             ShowWindow(control->hwnd, SW_SHOW);
 655         else if(!strcmpW(action, szDisable))
 656             EnableWindow(control->hwnd, FALSE);
 657         else if(!strcmpW(action, szEnable))
 658             EnableWindow(control->hwnd, TRUE);
 659         else
 660             FIXME("Unhandled action %s\n", debugstr_w(action));
 661     }
 662
 663     return ERROR_SUCCESS;
 664 }
 665
 666 static UINT msi_dialog_evaluate_control_conditions( msi_dialog *dialog )
 667 {
 668     static const WCHAR query[] = {
 669       'S','E','L','E','C','T',' ','*',' ',
 670       'F','R','O','M',' ',
 671         'C','o','n','t','r','o','l','C','o','n','d','i','t','i','o','n',' ',
 672       'W','H','E','R','E',' ',
 673         '`','D','i','a','l','o','g','_','`',' ','=',' ','\'','%','s','\'',0
 674     };
 675     UINT r;
 676     MSIQUERY *view = NULL;
 677     MSIPACKAGE *package = dialog->package;
 678
 679     TRACE("%p %s\n", dialog, debugstr_w(dialog->name) );
 680
 681     /* query the Control table for all the elements of the control */
 682     r = MSI_OpenQuery( package->db, &view, query, dialog->name );
 683     if( r != ERROR_SUCCESS )
 684     {
 685         ERR("query failed for dialog %s\n", debugstr_w(dialog->name));
 686         return ERROR_INVALID_PARAMETER;
 687     }
 688
 689     r = MSI_IterateRecords( view, 0, msi_dialog_set_control_condition, dialog );
 690     msiobj_release( &view->hdr );
 691
 692     return r;
 693 }
 694
 695 /* figure out the height of 10 point MS Sans Serif */
 696 static INT msi_dialog_get_sans_serif_height( HWND hwnd )
 697 {
 698     static const WCHAR szSansSerif[] = {
 699         'M','S',' ','S','a','n','s',' ','S','e','r','i','f',0 };
 700     LOGFONTW lf;
 701     TEXTMETRICW tm;
 702     BOOL r;
 703     LONG height = 0;
 704     HFONT hFont, hOldFont;
 705     HDC hdc;
 706
 707     hdc = GetDC( hwnd );
 708     if (hdc)
 709     {
 710         memset( &lf, 0, sizeof lf );
 711         lf.lfHeight = MulDiv(10, GetDeviceCaps(hdc, LOGPIXELSY), 72);
 712         strcpyW( lf.lfFaceName, szSansSerif );
 713         hFont = CreateFontIndirectW(&lf);
 714         if (hFont)
 715         {
 716             hOldFont = SelectObject( hdc, hFont );
 717             r = GetTextMetricsW( hdc, &tm );
 718             if (r)
 719                 height = tm.tmHeight;
 720             SelectObject( hdc, hOldFont );
 721             DeleteObject( hFont );
 722         }
 723         ReleaseDC( hwnd, hdc );
 724     }
 725     return height;
 726 }
 727
 728 static LRESULT msi_dialog_oncreate( HWND hwnd, LPCREATESTRUCTW cs )
 729 {
 730     static const WCHAR query[] = {
 731         'S','E','L','E','C','T',' ','*',' ',
 732         'F','R','O','M',' ','D','i','a','l','o','g',' ',
 733         'W','H','E','R','E',' ',
 734            '`','D','i','a','l','o','g','`',' ','=',' ','\'','%','s','\'',0};
 735     static const WCHAR df[] = {
 736         'D','e','f','a','u','l','t','U','I','F','o','n','t',0 };
 737     msi_dialog *dialog = (msi_dialog*) cs->lpCreateParams;
 738     MSIPACKAGE *package = dialog->package;
 739     MSIQUERY *view = NULL;
 740     MSIRECORD *rec = NULL;
 741     DWORD width, height;
 742     LPCWSTR text;
 743     LPWSTR title = NULL;
 744     UINT r;
 745
 746     TRACE("%p %p\n", dialog, package);
 747
 748     dialog->hwnd = hwnd;
 749     SetWindowLongPtrW( hwnd, GWLP_USERDATA, (LONG_PTR) dialog );
 750
 751     /* fetch the associated record from the Dialog table */
 752     r = MSI_OpenQuery( package->db, &view, query, dialog->name );
 753     if( r != ERROR_SUCCESS )
 754     {
 755         ERR("query failed for dialog %s\n", debugstr_w(dialog->name));
 756         return -1;
 757     }
 758     MSI_ViewExecute( view, NULL );
 759     MSI_ViewFetch( view, &rec );
 760     MSI_ViewClose( view );
 761     msiobj_release( &view->hdr );
 762
 763     if( !rec )
 764     {
 765         TRACE("No record found for dialog %s\n", debugstr_w(dialog->name));
 766         return -1;
 767     }
 768
 769     dialog->scale = msi_dialog_get_sans_serif_height(dialog->hwnd);
 770
 771     width = MSI_RecordGetInteger( rec, 4 );
 772     height = MSI_RecordGetInteger( rec, 5 );
 773     dialog->attributes = MSI_RecordGetInteger( rec, 6 );
 774     text = MSI_RecordGetString( rec, 7 );
 775
 776     width = msi_dialog_scale_unit( dialog, width );
 777     height = msi_dialog_scale_unit( dialog, height ) + 25; /* FIXME */
 778
 779     dialog->default_font = load_dynamic_property( dialog->package, df, NULL );
 780
 781     deformat_string( dialog->package, text, &title );
 782     SetWindowTextW( hwnd, title );
 783     SetWindowPos( hwnd, 0, 0, 0, width, height,
 784                   SWP_NOMOVE | SWP_NOACTIVATE | SWP_NOZORDER | SWP_NOREDRAW );
 785
 786     HeapFree( GetProcessHeap(), 0, title );
 787     msiobj_release( &rec->hdr );
 788
 789     msi_dialog_build_font_list( dialog );
 790     msi_dialog_fill_controls( dialog );
 791     msi_dialog_evaluate_control_conditions( dialog );
 792
 793     return 0;
 794 }
 795
 796 static UINT msi_dialog_send_event( msi_dialog *dialog, LPCWSTR event, LPCWSTR arg )
 797 {
 798     LPWSTR event_fmt = NULL, arg_fmt = NULL;
 799
 800     TRACE("Sending control event %s %s\n", debugstr_w(event), debugstr_w(arg));
 801
 802     deformat_string( dialog->package, event, &event_fmt );
 803     deformat_string( dialog->package, arg, &arg_fmt );
 804
 805     dialog->event_handler( dialog->package, event_fmt, arg_fmt, dialog );
 806
 807     HeapFree( GetProcessHeap(), 0, event_fmt );
 808     HeapFree( GetProcessHeap(), 0, arg_fmt );
 809
 810     return ERROR_SUCCESS;
 811 }
 812
 813 static UINT msi_dialog_set_property( msi_dialog *dialog, LPCWSTR event, LPCWSTR arg )
 814 {
 815     static const WCHAR szNullArg[] = { '{','}',0 };
 816     LPWSTR p, prop, arg_fmt = NULL;
 817     UINT len;
 818
 819     len = strlenW(event);
 820     prop = HeapAlloc( GetProcessHeap(), 0, len*sizeof(WCHAR));
 821     strcpyW( prop, &event[1] );
 822     p = strchrW( prop, ']' );
 823     if( p && p[1] == 0 )
 824     {
 825         *p = 0;
 826         if( strcmpW( szNullArg, arg ) )
 827             deformat_string( dialog->package, arg, &arg_fmt );
 828         MSI_SetPropertyW( dialog->package, prop, arg_fmt );
 829     }
 830     else
 831         ERR("Badly formatted property string - what happens?\n");
 832     HeapFree( GetProcessHeap(), 0, prop );
 833     return ERROR_SUCCESS;
 834 }
 835
 836 static UINT msi_dialog_control_event( MSIRECORD *rec, LPVOID param )
 837 {
 838     msi_dialog *dialog = param;
 839     LPCWSTR condition, event, arg;
 840     UINT r;
 841
 842     condition = MSI_RecordGetString( rec, 5 );
 843     r = MSI_EvaluateConditionW( dialog->package, condition );
 844     if( r )
 845     {
 846         event = MSI_RecordGetString( rec, 3 );
 847         arg = MSI_RecordGetString( rec, 4 );
 848         if( event[0] == '[' )
 849             msi_dialog_set_property( dialog, event, arg );
 850         else
 851             msi_dialog_send_event( dialog, event, arg );
 852     }
 853
 854     return ERROR_SUCCESS;
 855 }
 856
 857 static UINT msi_dialog_button_handler( msi_dialog *dialog,
 858                                        msi_control *control, WPARAM param )
 859 {
 860     static const WCHAR query[] = {
 861       'S','E','L','E','C','T',' ','*',' ',
 862       'F','R','O','M',' ','C','o','n','t','r','o','l','E','v','e','n','t',' ',
 863       'W','H','E','R','E',' ',
 864          '`','D','i','a','l','o','g','_','`',' ','=',' ','\'','%','s','\'',' ',
 865       'A','N','D',' ',
 866          '`','C','o','n','t','r','o','l','_','`',' ','=',' ','\'','%','s','\'',' ',
 867       'O','R','D','E','R',' ','B','Y',' ','`','O','r','d','e','r','i','n','g','`',0
 868     };
 869     MSIQUERY *view = NULL;
 870     UINT r;
 871
 872     if( HIWORD(param) != BN_CLICKED )
 873         return ERROR_SUCCESS;
 874
 875     r = MSI_OpenQuery( dialog->package->db, &view, query,
 876                        dialog->name, control->name );
 877     if( r != ERROR_SUCCESS )
 878     {
 879         ERR("query failed\n");
 880         return 0;
 881     }
 882
 883     r = MSI_IterateRecords( view, 0, msi_dialog_control_event, dialog );
 884     msiobj_release( &view->hdr );
 885
 886     return r;
 887 }
 888
 889 static UINT msi_dialog_get_checkbox_state( msi_dialog *dialog,
 890                 msi_control *control )
 891 {
 892     WCHAR state[2] = { 0 };
 893     DWORD sz = 2;
 894
 895     MSI_GetPropertyW( dialog->package, control->property, state, &sz );
 896     return atoiW( state ) ? 1 : 0;
 897 }
 898
 899 static void msi_dialog_set_checkbox_state( msi_dialog *dialog,
 900                 msi_control *control, UINT state )
 901 {
 902     WCHAR szState[2] = { '0', 0 };
 903
 904     if( state )
 905         szState[0]++;
 906     MSI_SetPropertyW( dialog->package, control->property, szState );
 907 }
 908
 909 static void msi_dialog_checkbox_sync_state( msi_dialog *dialog,
 910                 msi_control *control )
 911 {
 912     UINT state;
 913
 914     state = msi_dialog_get_checkbox_state( dialog, control );
 915     SendMessageW( control->hwnd, BM_SETCHECK,
 916                   state ? BST_CHECKED : BST_UNCHECKED, 0 );
 917 }
 918
 919 static UINT msi_dialog_checkbox_handler( msi_dialog *dialog,
 920                 msi_control *control, WPARAM param )
 921 {
 922     UINT state;
 923
 924     if( HIWORD(param) != BN_CLICKED )
 925         return ERROR_SUCCESS;
 926
 927     TRACE("clicked checkbox %s, set %s\n", debugstr_w(control->name),
 928           debugstr_w(control->property));
 929
 930     state = msi_dialog_get_checkbox_state( dialog, control );
 931     state = state ? 0 : 1;
 932     msi_dialog_set_checkbox_state( dialog, control, state );
 933     msi_dialog_checkbox_sync_state( dialog, control );
 934
 935     return msi_dialog_button_handler( dialog, control, param );
 936 }
 937
 938 static UINT msi_dialog_edit_handler( msi_dialog *dialog,
 939                 msi_control *control, WPARAM param )
 940 {
 941     UINT sz, r;
 942     LPWSTR buf;
 943
 944     if( HIWORD(param) != EN_CHANGE )
 945         return ERROR_SUCCESS;
 946
 947     TRACE("edit %s contents changed, set %s\n", debugstr_w(control->name),
 948           debugstr_w(control->property));
 949
 950     sz = 0x20;
 951     buf = HeapAlloc( GetProcessHeap(), 0, sz*sizeof(WCHAR) );
 952     while( buf )
 953     {
 954         r = GetWindowTextW( control->hwnd, buf, sz );
 955         if( r < (sz-1) )
 956             break;
 957             sz *= 2;
 958         buf = HeapReAlloc( GetProcessHeap(), 0, buf, sz*sizeof(WCHAR) );
 959     }
 960
 961     MSI_SetPropertyW( dialog->package, control->property, buf );
 962
 963     HeapFree( GetProcessHeap(), 0, buf );
 964
 965     return ERROR_SUCCESS;
 966 }
 967
 968 static UINT msi_dialog_radiogroup_handler( msi_dialog *dialog,
 969                 msi_control *control, WPARAM param )
 970 {
 971     if( HIWORD(param) != BN_CLICKED )
 972         return ERROR_SUCCESS;
 973
 974     TRACE("clicked radio button %s, set %s\n", debugstr_w(control->name),
 975           debugstr_w(control->property));
 976
 977     MSI_SetPropertyW( dialog->package, control->property, control->name );
 978
 979     return msi_dialog_button_handler( dialog, control, param );
 980 }
 981
 982 static LRESULT msi_dialog_oncommand( msi_dialog *dialog, WPARAM param, HWND hwnd )
 983 {
 984     msi_control *control;
 985
 986     TRACE("%p %p %08x\n", dialog, hwnd, param);
 987
 988     control = msi_dialog_find_control_by_hwnd( dialog, hwnd );
 989     if( control )
 990     {
 991         if( control->handler )
 992         {
 993             control->handler( dialog, control, param );
 994             msi_dialog_evaluate_control_conditions( dialog );
 995         }
 996     }
 997     else
 998         ERR("button click from nowhere\n");
 999     return 0;
1000 }
1001
1002 static LRESULT WINAPI MSIDialog_WndProc( HWND hwnd, UINT msg,
1003                 WPARAM wParam, LPARAM lParam )
1004 {
1005     msi_dialog *dialog = (LPVOID) GetWindowLongPtrW( hwnd, GWLP_USERDATA );
1006
1007     TRACE(" 0x%04x\n", msg);
1008     switch (msg)
1009     {
1010     case WM_CREATE:
1011         return msi_dialog_oncreate( hwnd, (LPCREATESTRUCTW)lParam );
1012
1013     case WM_COMMAND:
1014         return msi_dialog_oncommand( dialog, wParam, (HWND)lParam );
1015
1016     case WM_DESTROY:
1017         dialog->hwnd = NULL;
1018         return 0;
1019     }
1020     return DefWindowProcW(hwnd, msg, wParam, lParam);
1021 }
1022
1023 /* functions that interface to other modules within MSI */
1024
1025 msi_dialog *msi_dialog_create( MSIPACKAGE* package, LPCWSTR szDialogName,
1026                                 msi_dialog_event_handler event_handler )
1027 {
1028     msi_dialog *dialog;
1029     HWND hwnd;
1030
1031     TRACE("%p %s\n", package, debugstr_w(szDialogName));
1032
1033     /* allocate the structure for the dialog to use */
1034     dialog = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY,
1035                         sizeof *dialog + sizeof(WCHAR)*strlenW(szDialogName) );
1036     if( !dialog )
1037         return NULL;
1038     strcpyW( dialog->name, szDialogName );
1039     dialog->package = package;
1040     dialog->event_handler = event_handler;
1041
1042     /* create the dialog window, don't show it yet */
1043     hwnd = CreateWindowW( szMsiDialogClass, szDialogName, WS_OVERLAPPEDWINDOW,
1044                      CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT,
1045                      NULL, NULL, NULL, dialog );
1046     if( !hwnd )
1047     {
1048         ERR("Failed to create dialog %s\n", debugstr_w( szDialogName ));
1049         msi_dialog_destroy( dialog );
1050         return NULL;
1051     }
1052
1053     return dialog;
1054 }
1055
1056 void msi_dialog_end_dialog( msi_dialog *dialog )
1057 {
1058     dialog->finished = 1;
1059 }
1060
1061 UINT msi_dialog_run_message_loop( msi_dialog *dialog )
1062 {
1063     MSG msg;
1064
1065     if( dialog->attributes & msidbDialogAttributesVisible )
1066     {
1067         ShowWindow( dialog->hwnd, SW_SHOW );
1068         UpdateWindow( dialog->hwnd );
1069     }
1070
1071     if( dialog->attributes & msidbDialogAttributesModal )
1072     {
1073         while( !dialog->finished && GetMessageW( &msg, 0, 0, 0 ) )
1074         {
1075             TranslateMessage( &msg );
1076             DispatchMessageW( &msg );
1077         }
1078     }
1079     else
1080         return ERROR_IO_PENDING;
1081
1082     return ERROR_SUCCESS;
1083 }
1084
1085 void msi_dialog_check_messages( msi_dialog *dialog, HANDLE handle )
1086 {
1087     MSG msg;
1088     DWORD r;
1089
1090     do
1091     {
1092         while( PeekMessageW( &msg, 0, 0, 0, PM_REMOVE ) )
1093         {
1094             TranslateMessage( &msg );
1095             DispatchMessageW( &msg );
1096         }
1097         if( !handle )
1098             break;
1099         r = MsgWaitForMultipleObjects( 1, &handle, 0, INFINITE, QS_ALLEVENTS );
1100     }
1101     while( WAIT_OBJECT_0 != r );
1102 }
1103
1104 void msi_dialog_do_preview( msi_dialog *dialog )
1105 {
1106     dialog->attributes |= msidbDialogAttributesVisible;
1107     dialog->attributes &= ~msidbDialogAttributesModal;
1108     msi_dialog_run_message_loop( dialog );
1109 }
1110
1111 void msi_dialog_destroy( msi_dialog *dialog )
1112 {
1113     if( dialog->hwnd )
1114         ShowWindow( dialog->hwnd, SW_HIDE );
1115
1116     /* destroy the list of controls */
1117     while( dialog->control_list )
1118     {
1119         msi_control *t = dialog->control_list;
1120         dialog->control_list = t->next;
1121         /* leave dialog->hwnd - destroying parent destroys child windows */
1122         HeapFree( GetProcessHeap(), 0, t->property );
1123         if( t->pic )
1124             IPicture_Release( t->pic );
1125         HeapFree( GetProcessHeap(), 0, t );
1126     }
1127
1128     /* destroy the list of fonts */
1129     while( dialog->font_list )
1130     {
1131         msi_font *t = dialog->font_list;
1132         dialog->font_list = t->next;
1133         DeleteObject( t->hfont );
1134         HeapFree( GetProcessHeap(), 0, t );
1135     }
1136     HeapFree( GetProcessHeap(), 0, dialog->default_font );
1137
1138     if( dialog->hwnd )
1139         DestroyWindow( dialog->hwnd );
1140
1141     dialog->package = NULL;
1142     HeapFree( GetProcessHeap(), 0, dialog );
1143 }
1144
1145 void msi_dialog_register_class( void )
1146 {
1147     WNDCLASSW cls;
1148
1149     ZeroMemory( &cls, sizeof cls );
1150     cls.lpfnWndProc   = MSIDialog_WndProc;
1151     cls.hInstance     = NULL;
1152     cls.hIcon         = LoadIconW(0, (LPWSTR)IDI_APPLICATION);
1153     cls.hCursor       = LoadCursorW(0, (LPWSTR)IDC_ARROW);
1154     cls.hbrBackground = (HBRUSH)(COLOR_WINDOW);
1155     cls.lpszMenuName  = NULL;
1156     cls.lpszClassName = szMsiDialogClass;
1157
1158     RegisterClassW( &cls );
1159 }
1160
1161 void msi_dialog_unregister_class( void )
1162 {
1163     UnregisterClassW( szMsiDialogClass, NULL );
1164 }
1165
1166 static LRESULT WINAPI MSIRadioGroup_WndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
1167 {
1168     WNDPROC oldproc = (WNDPROC) GetPropW(hWnd, szButtonData);
1169
1170     TRACE("hWnd %p msg %04x wParam 0x%08x lParam 0x%08lx\n", hWnd, msg, wParam, lParam);
1171
1172     if (msg == WM_COMMAND) /* Forward notifications to dialog */
1173         SendMessageW(GetParent(hWnd), msg, wParam, lParam);
1174
1175     return CallWindowProcW(oldproc, hWnd, msg, wParam, lParam);
1176 }