1 /* 2 * Copyright (C) 1993 Johannes Ruscheinski 3 * Copyright (C) 1993 David Metcalfe 4 * Copyright (C) 1994 Alexandre Julliard 5 * Copyright (C) 2008 by Reece H. Dunn 6 * 7 * This library is free software; you can redistribute it and/or 8 * modify it under the terms of the GNU Lesser General Public 9 * License as published by the Free Software Foundation; either 10 * version 2.1 of the License, or (at your option) any later version. 11 * 12 * This library is distributed in the hope that it will be useful, 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 15 * Lesser General Public License for more details. 16 * 17 * You should have received a copy of the GNU Lesser General Public 18 * License along with this library; if not, write to the Free Software 19 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA 20 * 21 * TODO 22 * Styles 23 * - BS_NOTIFY: is it complete? 24 * - BS_RIGHTBUTTON: same as BS_LEFTTEXT 25 * 26 * Messages 27 * - WM_CHAR: Checks a (manual or automatic) check box on '+' or '=', clears it on '-' key. 28 * - WM_SETFOCUS: For (manual or automatic) radio buttons, send the parent window BN_CLICKED 29 * - WM_NCCREATE: Turns any BS_OWNERDRAW button into a BS_PUSHBUTTON button. 30 * - WM_SYSKEYUP 31 * - BCM_GETIDEALSIZE 32 * - BCM_GETIMAGELIST 33 * - BCM_GETTEXTMARGIN 34 * - BCM_SETIMAGELIST 35 * - BCM_SETTEXTMARGIN 36 * 37 * Notifications 38 * - BCN_HOTITEMCHANGE 39 * - BN_DISABLE 40 * - BN_PUSHED/BN_HILITE 41 * + BN_KILLFOCUS: is it OK? 42 * - BN_PAINT 43 * + BN_SETFOCUS: is it OK? 44 * - BN_UNPUSHED/BN_UNHILITE 45 * - NM_CUSTOMDRAW 46 * 47 * Structures/Macros/Definitions 48 * - BUTTON_IMAGELIST 49 * - NMBCHOTITEM 50 * - Button_GetIdealSize 51 * - Button_GetImageList 52 * - Button_GetTextMargin 53 * - Button_SetImageList 54 * - Button_SetTextMargin 55 */ 56 57 #include <stdarg.h> 58 #include <string.h> 59 #include <stdlib.h> 60 61 #define OEMRESOURCE 62 63 #include "windef.h" 64 #include "winbase.h" 65 #include "wingdi.h" 66 #include "winuser.h" 67 #include "uxtheme.h" 68 #include "vssym32.h" 69 #include "wine/debug.h" 70 #include "wine/heap.h" 71 72 #include "comctl32.h" 73 74 WINE_DEFAULT_DEBUG_CHANNEL(button); 75 76 /* undocumented flags */ 77 #define BUTTON_NSTATES 0x0F 78 #define BUTTON_BTNPRESSED 0x40 79 #define BUTTON_UNKNOWN2 0x20 80 #define BUTTON_UNKNOWN3 0x10 81 #ifdef __REACTOS__ 82 #define BUTTON_BMCLICK 0x100 // ReactOS Need to up to wine! 83 #endif 84 85 #define BUTTON_NOTIFY_PARENT(hWnd, code) \ 86 do { /* Notify parent which has created this button control */ \ 87 TRACE("notification " #code " sent to hwnd=%p\n", GetParent(hWnd)); \ 88 SendMessageW(GetParent(hWnd), WM_COMMAND, \ 89 MAKEWPARAM(GetWindowLongPtrW((hWnd),GWLP_ID), (code)), \ 90 (LPARAM)(hWnd)); \ 91 } while(0) 92 93 typedef struct _BUTTON_INFO 94 { 95 HWND hwnd; 96 LONG state; 97 HFONT font; 98 union 99 { 100 HICON icon; 101 HBITMAP bitmap; 102 HANDLE image; 103 } u; 104 105 #ifdef __REACTOS__ 106 DWORD ui_state; 107 RECT rcTextMargin; 108 BUTTON_IMAGELIST imlData; 109 #endif 110 } BUTTON_INFO; 111 112 static UINT BUTTON_CalcLabelRect( const BUTTON_INFO *infoPtr, HDC hdc, RECT *rc ); 113 static void PB_Paint( const BUTTON_INFO *infoPtr, HDC hDC, UINT action ); 114 static void CB_Paint( const BUTTON_INFO *infoPtr, HDC hDC, UINT action ); 115 static void GB_Paint( const BUTTON_INFO *infoPtr, HDC hDC, UINT action ); 116 static void UB_Paint( const BUTTON_INFO *infoPtr, HDC hDC, UINT action ); 117 static void OB_Paint( const BUTTON_INFO *infoPtr, HDC hDC, UINT action ); 118 static void BUTTON_CheckAutoRadioButton( HWND hwnd ); 119 120 #define MAX_BTN_TYPE 16 121 122 static const WORD maxCheckState[MAX_BTN_TYPE] = 123 { 124 BST_UNCHECKED, /* BS_PUSHBUTTON */ 125 BST_UNCHECKED, /* BS_DEFPUSHBUTTON */ 126 BST_CHECKED, /* BS_CHECKBOX */ 127 BST_CHECKED, /* BS_AUTOCHECKBOX */ 128 BST_CHECKED, /* BS_RADIOBUTTON */ 129 BST_INDETERMINATE, /* BS_3STATE */ 130 BST_INDETERMINATE, /* BS_AUTO3STATE */ 131 BST_UNCHECKED, /* BS_GROUPBOX */ 132 BST_UNCHECKED, /* BS_USERBUTTON */ 133 BST_CHECKED, /* BS_AUTORADIOBUTTON */ 134 BST_UNCHECKED, /* BS_PUSHBOX */ 135 BST_UNCHECKED, /* BS_OWNERDRAW */ 136 BST_UNCHECKED, /* BS_SPLITBUTTON */ 137 BST_UNCHECKED, /* BS_DEFSPLITBUTTON */ 138 BST_UNCHECKED, /* BS_COMMANDLINK */ 139 BST_UNCHECKED /* BS_DEFCOMMANDLINK */ 140 }; 141 142 /* These are indices into a states array to determine the theme state for a given theme part. */ 143 typedef enum 144 { 145 STATE_NORMAL, 146 STATE_DISABLED, 147 STATE_HOT, 148 STATE_PRESSED, 149 STATE_DEFAULTED 150 } ButtonState; 151 152 typedef void (*pfPaint)( const BUTTON_INFO *infoPtr, HDC hdc, UINT action ); 153 154 static const pfPaint btnPaintFunc[MAX_BTN_TYPE] = 155 { 156 PB_Paint, /* BS_PUSHBUTTON */ 157 PB_Paint, /* BS_DEFPUSHBUTTON */ 158 CB_Paint, /* BS_CHECKBOX */ 159 CB_Paint, /* BS_AUTOCHECKBOX */ 160 CB_Paint, /* BS_RADIOBUTTON */ 161 CB_Paint, /* BS_3STATE */ 162 CB_Paint, /* BS_AUTO3STATE */ 163 GB_Paint, /* BS_GROUPBOX */ 164 UB_Paint, /* BS_USERBUTTON */ 165 CB_Paint, /* BS_AUTORADIOBUTTON */ 166 NULL, /* BS_PUSHBOX */ 167 OB_Paint, /* BS_OWNERDRAW */ 168 PB_Paint, /* BS_SPLITBUTTON */ 169 PB_Paint, /* BS_DEFSPLITBUTTON */ 170 PB_Paint, /* BS_COMMANDLINK */ 171 PB_Paint /* BS_DEFCOMMANDLINK */ 172 }; 173 174 175 #ifdef __REACTOS__ /* r73885 */ 176 typedef void (*pfThemedPaint)( HTHEME theme, const BUTTON_INFO *infoPtr, HDC hdc, ButtonState drawState, UINT dtflags, BOOL focused, LPARAM prfFlag); 177 178 static void PB_ThemedPaint( HTHEME theme, const BUTTON_INFO *infoPtr, HDC hdc, ButtonState drawState, UINT dtflags, BOOL focused, LPARAM prfFlag); 179 static void CB_ThemedPaint( HTHEME theme, const BUTTON_INFO *infoPtr, HDC hdc, ButtonState drawState, UINT dtflags, BOOL focused, LPARAM prfFlag); 180 static void GB_ThemedPaint( HTHEME theme, const BUTTON_INFO *infoPtr, HDC hdc, ButtonState drawState, UINT dtflags, BOOL focused, LPARAM prfFlag); 181 182 #else 183 typedef void (*pfThemedPaint)( HTHEME theme, const BUTTON_INFO *infoPtr, HDC hdc, ButtonState drawState, UINT dtflags, BOOL focused); 184 185 static void PB_ThemedPaint( HTHEME theme, const BUTTON_INFO *infoPtr, HDC hdc, ButtonState drawState, UINT dtflags, BOOL focused); 186 static void CB_ThemedPaint( HTHEME theme, const BUTTON_INFO *infoPtr, HDC hdc, ButtonState drawState, UINT dtflags, BOOL focused); 187 static void GB_ThemedPaint( HTHEME theme, const BUTTON_INFO *infoPtr, HDC hdc, ButtonState drawState, UINT dtflags, BOOL focused); 188 189 #endif 190 191 static const pfThemedPaint btnThemedPaintFunc[MAX_BTN_TYPE] = 192 { 193 PB_ThemedPaint, /* BS_PUSHBUTTON */ 194 PB_ThemedPaint, /* BS_DEFPUSHBUTTON */ 195 CB_ThemedPaint, /* BS_CHECKBOX */ 196 CB_ThemedPaint, /* BS_AUTOCHECKBOX */ 197 CB_ThemedPaint, /* BS_RADIOBUTTON */ 198 CB_ThemedPaint, /* BS_3STATE */ 199 CB_ThemedPaint, /* BS_AUTO3STATE */ 200 GB_ThemedPaint, /* BS_GROUPBOX */ 201 NULL, /* BS_USERBUTTON */ 202 CB_ThemedPaint, /* BS_AUTORADIOBUTTON */ 203 NULL, /* BS_PUSHBOX */ 204 NULL, /* BS_OWNERDRAW */ 205 NULL, /* BS_SPLITBUTTON */ 206 NULL, /* BS_DEFSPLITBUTTON */ 207 NULL, /* BS_COMMANDLINK */ 208 NULL, /* BS_DEFCOMMANDLINK */ 209 }; 210 211 static inline UINT get_button_type( LONG window_style ) 212 { 213 return (window_style & BS_TYPEMASK); 214 } 215 216 #ifndef __REACTOS__ 217 /* paint a button of any type */ 218 static inline void paint_button( BUTTON_INFO *infoPtr, LONG style, UINT action ) 219 { 220 if (btnPaintFunc[style] && IsWindowVisible(infoPtr->hwnd)) 221 { 222 HDC hdc = GetDC( infoPtr->hwnd ); 223 btnPaintFunc[style]( infoPtr, hdc, action ); 224 ReleaseDC( infoPtr->hwnd, hdc ); 225 } 226 } 227 #endif 228 229 /* retrieve the button text; returned buffer must be freed by caller */ 230 static inline WCHAR *get_button_text( const BUTTON_INFO *infoPtr ) 231 { 232 INT len = GetWindowTextLengthW( infoPtr->hwnd ); 233 WCHAR *buffer = heap_alloc( (len + 1) * sizeof(WCHAR) ); 234 if (buffer) 235 GetWindowTextW( infoPtr->hwnd, buffer, len + 1 ); 236 return buffer; 237 } 238 239 HRGN set_control_clipping( HDC hdc, const RECT *rect ) 240 { 241 RECT rc = *rect; 242 HRGN hrgn = CreateRectRgn( 0, 0, 0, 0 ); 243 244 if (GetClipRgn( hdc, hrgn ) != 1) 245 { 246 DeleteObject( hrgn ); 247 hrgn = 0; 248 } 249 DPtoLP( hdc, (POINT *)&rc, 2 ); 250 if (GetLayout( hdc ) & LAYOUT_RTL) /* compensate for the shifting done by IntersectClipRect */ 251 { 252 rc.left++; 253 rc.right++; 254 } 255 IntersectClipRect( hdc, rc.left, rc.top, rc.right, rc.bottom ); 256 return hrgn; 257 } 258 259 /********************************************************************** 260 * Convert button styles to flags used by DrawText. 261 */ 262 static UINT BUTTON_BStoDT( DWORD style, DWORD ex_style ) 263 { 264 UINT dtStyle = DT_NOCLIP; /* We use SelectClipRgn to limit output */ 265 266 /* "Convert" pushlike buttons to pushbuttons */ 267 if (style & BS_PUSHLIKE) 268 style &= ~BS_TYPEMASK; 269 270 if (!(style & BS_MULTILINE)) 271 dtStyle |= DT_SINGLELINE; 272 else 273 dtStyle |= DT_WORDBREAK; 274 275 switch (style & BS_CENTER) 276 { 277 case BS_LEFT: /* DT_LEFT is 0 */ break; 278 case BS_RIGHT: dtStyle |= DT_RIGHT; break; 279 case BS_CENTER: dtStyle |= DT_CENTER; break; 280 default: 281 /* Pushbutton's text is centered by default */ 282 if (get_button_type(style) <= BS_DEFPUSHBUTTON) dtStyle |= DT_CENTER; 283 /* all other flavours have left aligned text */ 284 } 285 286 if (ex_style & WS_EX_RIGHT) dtStyle = DT_RIGHT | (dtStyle & ~(DT_LEFT | DT_CENTER)); 287 288 /* DrawText ignores vertical alignment for multiline text, 289 * but we use these flags to align label manually. 290 */ 291 if (get_button_type(style) != BS_GROUPBOX) 292 { 293 switch (style & BS_VCENTER) 294 { 295 case BS_TOP: /* DT_TOP is 0 */ break; 296 case BS_BOTTOM: dtStyle |= DT_BOTTOM; break; 297 case BS_VCENTER: /* fall through */ 298 default: dtStyle |= DT_VCENTER; break; 299 } 300 } 301 else 302 /* GroupBox's text is always single line and is top aligned. */ 303 dtStyle |= DT_SINGLELINE; 304 305 return dtStyle; 306 } 307 308 309 #ifdef __REACTOS__ 310 BOOL BUTTON_PaintWithTheme(HTHEME theme, const BUTTON_INFO *infoPtr, HDC hParamDC, LPARAM prfFlag) 311 { 312 DWORD dwStyle; 313 DWORD dwStyleEx; 314 DWORD type; 315 UINT dtFlags; 316 ButtonState drawState; 317 pfThemedPaint paint; 318 319 /* Don't draw with themes on a button with BS_ICON or BS_BITMAP */ 320 if (infoPtr->u.image != 0) 321 return FALSE; 322 323 dwStyle = GetWindowLongW(infoPtr->hwnd, GWL_STYLE); 324 type = get_button_type(dwStyle); 325 326 if (type != BS_PUSHBUTTON && type != BS_DEFPUSHBUTTON && (dwStyle & BS_PUSHLIKE)) 327 type = BS_PUSHBUTTON; 328 329 paint = btnThemedPaintFunc[type]; 330 if (!paint) 331 return FALSE; 332 333 dwStyleEx = GetWindowLongW(infoPtr->hwnd, GWL_EXSTYLE); 334 dtFlags = BUTTON_BStoDT(dwStyle, dwStyleEx); 335 336 if(dwStyle & WS_DISABLED) 337 drawState = STATE_DISABLED; 338 else if(infoPtr->state & BST_PUSHED) 339 drawState = STATE_PRESSED; 340 else if ((dwStyle & BS_PUSHLIKE) && (infoPtr->state & (BST_CHECKED|BST_INDETERMINATE))) 341 drawState = STATE_PRESSED; 342 else if(infoPtr->state & BST_HOT) 343 drawState = STATE_HOT; 344 else if((infoPtr->state & BST_FOCUS) || (dwStyle & BS_DEFPUSHBUTTON)) 345 drawState = STATE_DEFAULTED; 346 else 347 drawState = STATE_NORMAL; 348 349 if (paint == PB_ThemedPaint || paint == CB_ThemedPaint) 350 { 351 HDC hdc; 352 HBITMAP hbmp; 353 RECT rc; 354 355 GetClientRect(infoPtr->hwnd, &rc); 356 hdc = CreateCompatibleDC(hParamDC); 357 hbmp = CreateCompatibleBitmap(hParamDC, rc.right, rc.bottom); 358 if (hdc && hbmp) 359 { 360 SelectObject(hdc, hbmp); 361 362 paint(theme, infoPtr, hdc, drawState, dtFlags, infoPtr->state & BST_FOCUS, prfFlag); 363 364 BitBlt(hParamDC, 0, 0, rc.right, rc.bottom, hdc, 0, 0, SRCCOPY); 365 DeleteObject(hbmp); 366 DeleteDC(hdc); 367 return TRUE; 368 } 369 else 370 { 371 ERR("Failed to create DC and bitmap for double buffering\n"); 372 if (hbmp) 373 DeleteObject(hbmp); 374 if (hdc) 375 DeleteDC(hdc); 376 } 377 } 378 379 paint(theme, infoPtr, hParamDC, drawState, dtFlags, infoPtr->state & BST_FOCUS, prfFlag); 380 return TRUE; 381 } 382 383 /* paint a button of any type */ 384 static inline void paint_button( BUTTON_INFO *infoPtr, LONG style, UINT action ) 385 { 386 HTHEME theme = GetWindowTheme(infoPtr->hwnd); 387 RECT rc; 388 HDC hdc = GetDC( infoPtr->hwnd ); 389 /* GetDC appears to give a dc with a clip rect that includes the whoe parent, not sure if it is correct or not. */ 390 GetClientRect(infoPtr->hwnd, &rc); 391 IntersectClipRect (hdc, rc.left, rc. top, rc.right, rc.bottom); 392 if (theme && BUTTON_PaintWithTheme(theme, infoPtr, hdc, 0)) 393 { 394 ReleaseDC( infoPtr->hwnd, hdc ); 395 return; 396 } 397 if (btnPaintFunc[style] && IsWindowVisible(infoPtr->hwnd)) 398 { 399 btnPaintFunc[style]( infoPtr, hdc, action ); 400 } 401 ReleaseDC( infoPtr->hwnd, hdc ); 402 } 403 404 BOOL BUTTON_GetIdealSize(BUTTON_INFO *infoPtr, HTHEME theme, SIZE* psize) 405 { 406 HDC hdc; 407 WCHAR *text; 408 HFONT hFont = 0, hPrevFont = 0; 409 SIZE TextSize, ImageSize, ButtonSize; 410 BOOL ret = FALSE; 411 LOGFONTW logfont = {0}; 412 413 text = get_button_text(infoPtr); 414 hdc = GetDC(infoPtr->hwnd); 415 if (!text || !hdc || !text[0]) 416 goto cleanup; 417 418 /* FIXME : Should use GetThemeTextExtent but unfortunately uses DrawTextW which is broken */ 419 if (theme) 420 { 421 HRESULT hr = GetThemeFont(theme, hdc, BP_PUSHBUTTON, PBS_NORMAL, TMT_FONT, &logfont); 422 if(SUCCEEDED(hr)) 423 { 424 hFont = CreateFontIndirectW(&logfont); 425 if(hFont) 426 hPrevFont = SelectObject( hdc, hFont ); 427 } 428 } 429 else 430 { 431 if (infoPtr->font) 432 hPrevFont = SelectObject( hdc, infoPtr->font ); 433 } 434 435 GetTextExtentPoint32W(hdc, text, wcslen(text), &TextSize); 436 437 if (logfont.lfHeight == -1 && logfont.lfWidth == 0 && wcscmp(logfont.lfFaceName, L"Arial") == 0 && wcsicmp(text, L"Start") == 0) 438 { 439 TextSize.cx = 5; 440 TextSize.cy = 4; 441 } 442 443 if (hPrevFont) 444 SelectObject( hdc, hPrevFont ); 445 446 TextSize.cy += infoPtr->rcTextMargin.top + infoPtr->rcTextMargin.bottom; 447 TextSize.cx += infoPtr->rcTextMargin.left + infoPtr->rcTextMargin.right; 448 449 if (infoPtr->imlData.himl && ImageList_GetIconSize(infoPtr->imlData.himl, &ImageSize.cx, &ImageSize.cy)) 450 { 451 ImageSize.cx += infoPtr->imlData.margin.left + infoPtr->imlData.margin.right; 452 ImageSize.cy += infoPtr->imlData.margin.top + infoPtr->imlData.margin.bottom; 453 } 454 else 455 { 456 ImageSize.cx = ImageSize.cy = 0; 457 } 458 459 if (theme) 460 { 461 RECT rcContents = {0}; 462 RECT rcButtonExtent = {0}; 463 rcContents.right = ImageSize.cx + TextSize.cx; 464 rcContents.bottom = max(ImageSize.cy, TextSize.cy); 465 GetThemeBackgroundExtent(theme, hdc, BP_PUSHBUTTON, PBS_NORMAL, &rcContents, &rcButtonExtent); 466 ButtonSize.cx = rcButtonExtent.right - rcButtonExtent.left; 467 ButtonSize.cy = rcButtonExtent.bottom - rcButtonExtent.top; 468 } 469 else 470 { 471 ButtonSize.cx = ImageSize.cx + TextSize.cx + 5; 472 ButtonSize.cy = max(ImageSize.cy, TextSize.cy + 7); 473 } 474 475 *psize = ButtonSize; 476 ret = TRUE; 477 478 cleanup: 479 if (hFont) 480 DeleteObject(hFont); 481 if (text) 482 HeapFree( GetProcessHeap(), 0, text ); 483 if (hdc) 484 ReleaseDC(infoPtr->hwnd, hdc); 485 486 return ret; 487 } 488 489 BOOL BUTTON_DrawIml(HDC hDC, const BUTTON_IMAGELIST *pimlData, RECT *prc, BOOL bOnlyCalc, int index) 490 { 491 SIZE ImageSize; 492 int left, top, count; 493 494 if (!pimlData->himl) 495 return FALSE; 496 497 if (!ImageList_GetIconSize(pimlData->himl, &ImageSize.cx, &ImageSize.cy)) 498 return FALSE; 499 500 if (pimlData->uAlign == BUTTON_IMAGELIST_ALIGN_LEFT) 501 { 502 left = prc->left + pimlData->margin.left; 503 top = prc->top + (prc->bottom - prc->top - ImageSize.cy) / 2; 504 prc->left = left + pimlData->margin.right + ImageSize.cx; 505 } 506 else if (pimlData->uAlign == BUTTON_IMAGELIST_ALIGN_RIGHT) 507 { 508 left = prc->right - pimlData->margin.right - ImageSize.cx; 509 top = prc->top + (prc->bottom - prc->top - ImageSize.cy) / 2; 510 prc->right = left - pimlData->margin.left; 511 } 512 else if (pimlData->uAlign == BUTTON_IMAGELIST_ALIGN_TOP) 513 { 514 left = prc->left + (prc->right - prc->left - ImageSize.cx) / 2; 515 top = prc->top + pimlData->margin.top; 516 prc->top = top + ImageSize.cy + pimlData->margin.bottom; 517 } 518 else if (pimlData->uAlign == BUTTON_IMAGELIST_ALIGN_BOTTOM) 519 { 520 left = prc->left + (prc->right - prc->left - ImageSize.cx) / 2; 521 top = prc->bottom - pimlData->margin.bottom - ImageSize.cy; 522 prc->bottom = top - pimlData->margin.top; 523 } 524 else if (pimlData->uAlign == BUTTON_IMAGELIST_ALIGN_CENTER) 525 { 526 left = prc->left + (prc->right - prc->left - ImageSize.cx) / 2; 527 top = prc->top + (prc->bottom - prc->top - ImageSize.cy) / 2; 528 } 529 530 if (bOnlyCalc) 531 return TRUE; 532 533 count = ImageList_GetImageCount(pimlData->himl); 534 535 if (count == 1) 536 index = 0; 537 else if (index >= count) 538 return TRUE; 539 540 ImageList_Draw(pimlData->himl, index, hDC, left, top, 0); 541 542 return TRUE; 543 } 544 545 DWORD BUTTON_SendCustomDraw(const BUTTON_INFO *infoPtr, HDC hDC, DWORD dwDrawStage, RECT* prc) 546 { 547 NMCUSTOMDRAW nmcs; 548 549 nmcs.hdr.hwndFrom = infoPtr->hwnd; 550 nmcs.hdr.idFrom = GetWindowLongPtrW (infoPtr->hwnd, GWLP_ID); 551 nmcs.hdr.code = NM_CUSTOMDRAW ; 552 nmcs.dwDrawStage = dwDrawStage; 553 nmcs.hdc = hDC; 554 nmcs.rc = *prc; 555 nmcs.dwItemSpec = 0; 556 nmcs.uItemState = 0; 557 nmcs.lItemlParam = 0; 558 if(!IsWindowEnabled(infoPtr->hwnd)) 559 nmcs.uItemState |= CDIS_DISABLED; 560 if (infoPtr->state & (BST_CHECKED | BST_INDETERMINATE)) 561 nmcs.uItemState |= CDIS_CHECKED; 562 if (infoPtr->state & BST_FOCUS) 563 nmcs.uItemState |= CDIS_FOCUS; 564 if (infoPtr->state & BST_PUSHED) 565 nmcs.uItemState |= CDIS_SELECTED; 566 if (!(infoPtr->ui_state & UISF_HIDEACCEL)) 567 nmcs.uItemState |= CDIS_SHOWKEYBOARDCUES; 568 569 return SendMessageW(GetParent(infoPtr->hwnd), WM_NOTIFY, nmcs.hdr.idFrom, (LPARAM)&nmcs); 570 } 571 572 /* Retrieve the UI state for the control */ 573 static BOOL button_update_uistate(BUTTON_INFO *infoPtr) 574 { 575 LONG flags = DefWindowProcW(infoPtr->hwnd, WM_QUERYUISTATE, 0, 0); 576 577 if (infoPtr->ui_state != flags) 578 { 579 infoPtr->ui_state = flags; 580 return TRUE; 581 } 582 583 return FALSE; 584 } 585 #endif 586 587 static LRESULT CALLBACK BUTTON_WindowProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam) 588 { 589 BUTTON_INFO *infoPtr = (BUTTON_INFO *)GetWindowLongPtrW(hWnd, 0); 590 RECT rect; 591 POINT pt; 592 LONG style = GetWindowLongW( hWnd, GWL_STYLE ); 593 UINT btn_type = get_button_type( style ); 594 LONG state, new_state; 595 HANDLE oldHbitmap; 596 HTHEME theme; 597 598 if (!IsWindow( hWnd )) return 0; 599 600 if (!infoPtr && (uMsg != WM_NCCREATE)) 601 return DefWindowProcW(hWnd, uMsg, wParam, lParam); 602 603 pt.x = (short)LOWORD(lParam); 604 pt.y = (short)HIWORD(lParam); 605 606 switch (uMsg) 607 { 608 case WM_GETDLGCODE: 609 switch(btn_type) 610 { 611 case BS_COMMANDLINK: 612 case BS_USERBUTTON: 613 case BS_PUSHBUTTON: return DLGC_BUTTON | DLGC_UNDEFPUSHBUTTON; 614 case BS_DEFCOMMANDLINK: 615 case BS_DEFPUSHBUTTON: return DLGC_BUTTON | DLGC_DEFPUSHBUTTON; 616 case BS_RADIOBUTTON: 617 case BS_AUTORADIOBUTTON: return DLGC_BUTTON | DLGC_RADIOBUTTON; 618 case BS_GROUPBOX: return DLGC_STATIC; 619 case BS_SPLITBUTTON: return DLGC_BUTTON | DLGC_UNDEFPUSHBUTTON | DLGC_WANTARROWS; 620 case BS_DEFSPLITBUTTON: return DLGC_BUTTON | DLGC_DEFPUSHBUTTON | DLGC_WANTARROWS; 621 default: return DLGC_BUTTON; 622 } 623 624 case WM_ENABLE: 625 #ifndef __REACTOS__ 626 theme = GetWindowTheme( hWnd ); 627 if (theme) 628 RedrawWindow( hWnd, NULL, NULL, RDW_FRAME | RDW_INVALIDATE | RDW_UPDATENOW ); 629 else 630 #endif 631 paint_button( infoPtr, btn_type, ODA_DRAWENTIRE ); 632 break; 633 634 case WM_NCCREATE: 635 infoPtr = heap_alloc_zero( sizeof(*infoPtr) ); 636 SetWindowLongPtrW( hWnd, 0, (LONG_PTR)infoPtr ); 637 infoPtr->hwnd = hWnd; 638 #ifdef __REACTOS__ 639 SetRect(&infoPtr->rcTextMargin, 1,1,1,1); 640 #endif 641 return DefWindowProcW(hWnd, uMsg, wParam, lParam); 642 643 case WM_NCDESTROY: 644 SetWindowLongPtrW( hWnd, 0, 0 ); 645 heap_free(infoPtr); 646 break; 647 648 case WM_CREATE: 649 if (btn_type >= MAX_BTN_TYPE) 650 return -1; /* abort */ 651 652 /* XP turns a BS_USERBUTTON into BS_PUSHBUTTON */ 653 if (btn_type == BS_USERBUTTON ) 654 { 655 style = (style & ~BS_TYPEMASK) | BS_PUSHBUTTON; 656 SetWindowLongW( hWnd, GWL_STYLE, style ); 657 } 658 infoPtr->state = BST_UNCHECKED; 659 OpenThemeData( hWnd, WC_BUTTONW ); 660 return 0; 661 662 case WM_DESTROY: 663 theme = GetWindowTheme( hWnd ); 664 CloseThemeData( theme ); 665 break; 666 667 case WM_THEMECHANGED: 668 theme = GetWindowTheme( hWnd ); 669 CloseThemeData( theme ); 670 OpenThemeData( hWnd, WC_BUTTONW ); 671 #ifdef __REACTOS__ 672 InvalidateRect(hWnd, NULL, TRUE); 673 #endif 674 break; 675 676 case WM_ERASEBKGND: 677 if (btn_type == BS_OWNERDRAW) 678 { 679 HDC hdc = (HDC)wParam; 680 RECT rc; 681 HBRUSH hBrush; 682 HWND parent = GetParent(hWnd); 683 if (!parent) parent = hWnd; 684 hBrush = (HBRUSH)SendMessageW(parent, WM_CTLCOLORBTN, (WPARAM)hdc, (LPARAM)hWnd); 685 if (!hBrush) /* did the app forget to call defwindowproc ? */ 686 hBrush = (HBRUSH)DefWindowProcW(parent, WM_CTLCOLORBTN, 687 (WPARAM)hdc, (LPARAM)hWnd); 688 GetClientRect(hWnd, &rc); 689 FillRect(hdc, &rc, hBrush); 690 } 691 return 1; 692 693 case WM_PRINTCLIENT: 694 case WM_PAINT: 695 { 696 PAINTSTRUCT ps; 697 HDC hdc; 698 699 theme = GetWindowTheme( hWnd ); 700 hdc = wParam ? (HDC)wParam : BeginPaint( hWnd, &ps ); 701 702 #ifdef __REACTOS__ 703 if (theme && BUTTON_PaintWithTheme(theme, infoPtr, hdc, uMsg == WM_PRINTCLIENT ? lParam : 0)) 704 { 705 if ( !wParam ) EndPaint( hWnd, &ps ); 706 return 0; 707 } 708 #else 709 if (theme && btnThemedPaintFunc[btn_type]) 710 { 711 ButtonState drawState; 712 UINT dtflags; 713 714 if (IsWindowEnabled( hWnd )) 715 { 716 if (infoPtr->state & BST_PUSHED) drawState = STATE_PRESSED; 717 else if (infoPtr->state & BST_HOT) drawState = STATE_HOT; 718 else if (infoPtr->state & BST_FOCUS) drawState = STATE_DEFAULTED; 719 else drawState = STATE_NORMAL; 720 } 721 else 722 drawState = STATE_DISABLED; 723 724 dtflags = BUTTON_BStoDT(style, GetWindowLongW(hWnd, GWL_EXSTYLE)); 725 btnThemedPaintFunc[btn_type](theme, infoPtr, hdc, drawState, dtflags, infoPtr->state & BST_FOCUS); 726 } 727 #endif 728 else if (btnPaintFunc[btn_type]) 729 { 730 int nOldMode = SetBkMode( hdc, OPAQUE ); 731 btnPaintFunc[btn_type]( infoPtr, hdc, ODA_DRAWENTIRE ); 732 SetBkMode(hdc, nOldMode); /* reset painting mode */ 733 } 734 735 if ( !wParam ) EndPaint( hWnd, &ps ); 736 break; 737 } 738 739 case WM_KEYDOWN: 740 if (wParam == VK_SPACE) 741 { 742 SendMessageW( hWnd, BM_SETSTATE, TRUE, 0 ); 743 infoPtr->state |= BUTTON_BTNPRESSED; 744 SetCapture( hWnd ); 745 } 746 break; 747 748 case WM_LBUTTONDBLCLK: 749 if(style & BS_NOTIFY || 750 btn_type == BS_RADIOBUTTON || 751 btn_type == BS_USERBUTTON || 752 btn_type == BS_OWNERDRAW) 753 { 754 BUTTON_NOTIFY_PARENT(hWnd, BN_DOUBLECLICKED); 755 break; 756 } 757 /* fall through */ 758 case WM_LBUTTONDOWN: 759 SetCapture( hWnd ); 760 SetFocus( hWnd ); 761 infoPtr->state |= BUTTON_BTNPRESSED; 762 SendMessageW( hWnd, BM_SETSTATE, TRUE, 0 ); 763 break; 764 765 case WM_KEYUP: 766 if (wParam != VK_SPACE) 767 break; 768 /* fall through */ 769 case WM_LBUTTONUP: 770 state = infoPtr->state; 771 if (!(state & BUTTON_BTNPRESSED)) break; 772 infoPtr->state &= BUTTON_NSTATES; 773 if (!(state & BST_PUSHED)) 774 { 775 ReleaseCapture(); 776 break; 777 } 778 SendMessageW( hWnd, BM_SETSTATE, FALSE, 0 ); 779 GetClientRect( hWnd, &rect ); 780 if (uMsg == WM_KEYUP || PtInRect( &rect, pt )) 781 { 782 switch(btn_type) 783 { 784 case BS_AUTOCHECKBOX: 785 SendMessageW( hWnd, BM_SETCHECK, !(infoPtr->state & BST_CHECKED), 0 ); 786 break; 787 case BS_AUTORADIOBUTTON: 788 #ifdef __REACTOS__ 789 BUTTON_CheckAutoRadioButton( hWnd ); 790 #else 791 SendMessageW( hWnd, BM_SETCHECK, TRUE, 0 ); 792 #endif 793 break; 794 case BS_AUTO3STATE: 795 SendMessageW( hWnd, BM_SETCHECK, (infoPtr->state & BST_INDETERMINATE) ? 0 : 796 ((infoPtr->state & 3) + 1), 0 ); 797 break; 798 } 799 #ifdef __REACTOS__ 800 // Fix CORE-10194, Notify parent after capture is released. 801 ReleaseCapture(); 802 BUTTON_NOTIFY_PARENT(hWnd, BN_CLICKED); 803 #else 804 BUTTON_NOTIFY_PARENT(hWnd, BN_CLICKED); 805 ReleaseCapture(); 806 #endif 807 } 808 else 809 { 810 ReleaseCapture(); 811 } 812 813 break; 814 815 case WM_CAPTURECHANGED: 816 TRACE("WM_CAPTURECHANGED %p\n", hWnd); 817 if (hWnd == (HWND)lParam) break; 818 if (infoPtr->state & BUTTON_BTNPRESSED) 819 { 820 infoPtr->state &= BUTTON_NSTATES; 821 if (infoPtr->state & BST_PUSHED) 822 SendMessageW( hWnd, BM_SETSTATE, FALSE, 0 ); 823 } 824 break; 825 826 case WM_MOUSEMOVE: 827 { 828 TRACKMOUSEEVENT mouse_event; 829 mouse_event.cbSize = sizeof(TRACKMOUSEEVENT); 830 mouse_event.dwFlags = TME_QUERY; 831 832 #ifdef __REACTOS__ 833 if ((infoPtr->state & BST_HOT) == 0) 834 { 835 NMBCHOTITEM nmhotitem; 836 837 infoPtr->state |= BST_HOT; 838 839 nmhotitem.hdr.hwndFrom = hWnd; 840 nmhotitem.hdr.idFrom = GetWindowLongPtrW (hWnd, GWLP_ID); 841 nmhotitem.hdr.code = BCN_HOTITEMCHANGE; 842 nmhotitem.dwFlags = HICF_ENTERING; 843 SendMessageW(GetParent(hWnd), WM_NOTIFY, nmhotitem.hdr.idFrom, (LPARAM)&nmhotitem); 844 845 InvalidateRect(hWnd, NULL, TRUE); 846 } 847 848 if(!TrackMouseEvent(&mouse_event) || !(mouse_event.dwFlags&TME_LEAVE)) 849 { 850 mouse_event.dwFlags = TME_LEAVE; 851 mouse_event.hwndTrack = hWnd; 852 mouse_event.dwHoverTime = 1; 853 TrackMouseEvent(&mouse_event); 854 } 855 break; 856 #else 857 858 if (!TrackMouseEvent(&mouse_event) || !(mouse_event.dwFlags & (TME_HOVER | TME_LEAVE))) 859 { 860 mouse_event.dwFlags = TME_HOVER | TME_LEAVE; 861 mouse_event.hwndTrack = hWnd; 862 mouse_event.dwHoverTime = 1; 863 TrackMouseEvent(&mouse_event); 864 } 865 866 if ((wParam & MK_LBUTTON) && GetCapture() == hWnd) 867 { 868 GetClientRect( hWnd, &rect ); 869 SendMessageW( hWnd, BM_SETSTATE, PtInRect(&rect, pt), 0 ); 870 } 871 break; 872 #endif 873 } 874 875 #ifndef __REACTOS__ 876 case WM_MOUSEHOVER: 877 { 878 infoPtr->state |= BST_HOT; 879 InvalidateRect( hWnd, NULL, FALSE ); 880 break; 881 } 882 #endif 883 884 case WM_MOUSELEAVE: 885 { 886 #ifdef __REACTOS__ 887 if (infoPtr->state & BST_HOT) 888 { 889 NMBCHOTITEM nmhotitem; 890 891 infoPtr->state &= ~BST_HOT; 892 893 nmhotitem.hdr.hwndFrom = hWnd; 894 nmhotitem.hdr.idFrom = GetWindowLongPtrW (hWnd, GWLP_ID); 895 nmhotitem.hdr.code = BCN_HOTITEMCHANGE; 896 nmhotitem.dwFlags = HICF_LEAVING; 897 SendMessageW(GetParent(hWnd), WM_NOTIFY, nmhotitem.hdr.idFrom, (LPARAM)&nmhotitem); 898 899 InvalidateRect(hWnd, NULL, TRUE); 900 } 901 break; 902 #else 903 infoPtr->state &= ~BST_HOT; 904 InvalidateRect( hWnd, NULL, FALSE ); 905 break; 906 #endif 907 } 908 909 #ifdef __REACTOS__ 910 case BCM_GETTEXTMARGIN: 911 { 912 RECT* prc = (RECT*)lParam; 913 if (!prc) 914 return FALSE; 915 *prc = infoPtr->rcTextMargin; 916 return TRUE; 917 } 918 case BCM_SETTEXTMARGIN: 919 { 920 RECT* prc = (RECT*)lParam; 921 if (!prc) 922 return FALSE; 923 infoPtr->rcTextMargin = *prc; 924 return TRUE; 925 } 926 case BCM_SETIMAGELIST: 927 { 928 BUTTON_IMAGELIST * pimldata = (BUTTON_IMAGELIST *)lParam; 929 if (!pimldata || !pimldata->himl) 930 return FALSE; 931 infoPtr->imlData = *pimldata; 932 return TRUE; 933 } 934 case BCM_GETIMAGELIST: 935 { 936 BUTTON_IMAGELIST * pimldata = (BUTTON_IMAGELIST *)lParam; 937 if (!pimldata) 938 return FALSE; 939 *pimldata = infoPtr->imlData; 940 return TRUE; 941 } 942 case BCM_GETIDEALSIZE: 943 { 944 HTHEME theme = GetWindowTheme(hWnd); 945 BOOL ret = FALSE; 946 SIZE* pSize = (SIZE*)lParam; 947 948 if (!pSize) 949 { 950 return FALSE; 951 } 952 953 if (btn_type == BS_PUSHBUTTON || 954 btn_type == BS_DEFPUSHBUTTON || 955 btn_type == BS_USERBUTTON) 956 { 957 ret = BUTTON_GetIdealSize(infoPtr, theme, pSize); 958 } 959 960 if (!ret) 961 { 962 GetClientRect(hWnd, &rect); 963 pSize->cx = rect.right; 964 pSize->cy = rect.bottom; 965 } 966 967 return TRUE; 968 } 969 #endif 970 971 case WM_SETTEXT: 972 { 973 /* Clear an old text here as Windows does */ 974 #ifdef __REACTOS__ 975 // 976 // ReactOS Note : 977 // wine Bug: http://bugs.winehq.org/show_bug.cgi?id=25790 978 // Patch: http://source.winehq.org/patches/data/70889 979 // By: Alexander LAW, Replicate Windows behavior of WM_SETTEXT handler regarding WM_CTLCOLOR* 980 // 981 if (style & WS_VISIBLE) 982 #else 983 if (IsWindowVisible(hWnd)) 984 #endif 985 { 986 HDC hdc = GetDC(hWnd); 987 HBRUSH hbrush; 988 RECT client, rc; 989 HWND parent = GetParent(hWnd); 990 UINT message = (btn_type == BS_PUSHBUTTON || 991 btn_type == BS_DEFPUSHBUTTON || 992 btn_type == BS_USERBUTTON || 993 btn_type == BS_OWNERDRAW) ? 994 WM_CTLCOLORBTN : WM_CTLCOLORSTATIC; 995 996 if (!parent) parent = hWnd; 997 hbrush = (HBRUSH)SendMessageW(parent, message, 998 (WPARAM)hdc, (LPARAM)hWnd); 999 if (!hbrush) /* did the app forget to call DefWindowProc ? */ 1000 hbrush = (HBRUSH)DefWindowProcW(parent, message, 1001 (WPARAM)hdc, (LPARAM)hWnd); 1002 1003 GetClientRect(hWnd, &client); 1004 rc = client; 1005 /* FIXME: check other BS_* handlers */ 1006 if (btn_type == BS_GROUPBOX) 1007 InflateRect(&rc, -7, 1); /* GB_Paint does this */ 1008 BUTTON_CalcLabelRect(infoPtr, hdc, &rc); 1009 /* Clip by client rect bounds */ 1010 if (rc.right > client.right) rc.right = client.right; 1011 if (rc.bottom > client.bottom) rc.bottom = client.bottom; 1012 FillRect(hdc, &rc, hbrush); 1013 ReleaseDC(hWnd, hdc); 1014 } 1015 1016 DefWindowProcW( hWnd, WM_SETTEXT, wParam, lParam ); 1017 if (btn_type == BS_GROUPBOX) /* Yes, only for BS_GROUPBOX */ 1018 InvalidateRect( hWnd, NULL, TRUE ); 1019 else 1020 paint_button( infoPtr, btn_type, ODA_DRAWENTIRE ); 1021 return 1; /* success. FIXME: check text length */ 1022 } 1023 1024 case WM_SETFONT: 1025 infoPtr->font = (HFONT)wParam; 1026 if (lParam) InvalidateRect(hWnd, NULL, TRUE); 1027 break; 1028 1029 case WM_GETFONT: 1030 return (LRESULT)infoPtr->font; 1031 1032 case WM_SETFOCUS: 1033 TRACE("WM_SETFOCUS %p\n",hWnd); 1034 infoPtr->state |= BST_FOCUS; 1035 #ifdef __REACTOS__ 1036 if (btn_type != BS_OWNERDRAW) 1037 InvalidateRect(hWnd, NULL, FALSE); 1038 else 1039 #endif 1040 paint_button( infoPtr, btn_type, ODA_FOCUS ); 1041 if (style & BS_NOTIFY) 1042 BUTTON_NOTIFY_PARENT(hWnd, BN_SETFOCUS); 1043 break; 1044 1045 case WM_KILLFOCUS: 1046 TRACE("WM_KILLFOCUS %p\n",hWnd); 1047 infoPtr->state &= ~BST_FOCUS; 1048 #ifndef __REACTOS__ 1049 paint_button( infoPtr, btn_type, ODA_FOCUS ); 1050 #endif 1051 1052 if ((infoPtr->state & BUTTON_BTNPRESSED) && GetCapture() == hWnd) 1053 ReleaseCapture(); 1054 if (style & BS_NOTIFY) 1055 BUTTON_NOTIFY_PARENT(hWnd, BN_KILLFOCUS); 1056 1057 InvalidateRect( hWnd, NULL, FALSE ); 1058 break; 1059 1060 case WM_SYSCOLORCHANGE: 1061 InvalidateRect( hWnd, NULL, FALSE ); 1062 break; 1063 1064 case BM_SETSTYLE: 1065 btn_type = wParam & BS_TYPEMASK; 1066 style = (style & ~BS_TYPEMASK) | btn_type; 1067 SetWindowLongW( hWnd, GWL_STYLE, style ); 1068 1069 /* Only redraw if lParam flag is set.*/ 1070 if (lParam) 1071 InvalidateRect( hWnd, NULL, TRUE ); 1072 1073 break; 1074 1075 case BM_CLICK: 1076 #ifdef __REACTOS__ 1077 /* Fix for core CORE-6024 */ 1078 if (infoPtr->state & BUTTON_BMCLICK) 1079 break; 1080 infoPtr->state |= BUTTON_BMCLICK; 1081 #endif 1082 SendMessageW( hWnd, WM_LBUTTONDOWN, 0, 0 ); 1083 SendMessageW( hWnd, WM_LBUTTONUP, 0, 0 ); 1084 #ifdef __REACTOS__ 1085 infoPtr->state &= ~BUTTON_BMCLICK; 1086 #endif 1087 break; 1088 1089 case BM_SETIMAGE: 1090 /* Check that image format matches button style */ 1091 switch (style & (BS_BITMAP|BS_ICON)) 1092 { 1093 case BS_BITMAP: 1094 if (wParam != IMAGE_BITMAP) return 0; 1095 break; 1096 case BS_ICON: 1097 if (wParam != IMAGE_ICON) return 0; 1098 break; 1099 default: 1100 return 0; 1101 } 1102 oldHbitmap = infoPtr->u.image; 1103 infoPtr->u.image = (HANDLE)lParam; 1104 InvalidateRect( hWnd, NULL, FALSE ); 1105 return (LRESULT)oldHbitmap; 1106 1107 case BM_GETIMAGE: 1108 return (LRESULT)infoPtr->u.image; 1109 1110 case BM_GETCHECK: 1111 return infoPtr->state & 3; 1112 1113 case BM_SETCHECK: 1114 if (wParam > maxCheckState[btn_type]) wParam = maxCheckState[btn_type]; 1115 if ((btn_type == BS_RADIOBUTTON) || (btn_type == BS_AUTORADIOBUTTON)) 1116 { 1117 style = wParam ? style | WS_TABSTOP : style & ~WS_TABSTOP; 1118 SetWindowLongW( hWnd, GWL_STYLE, style ); 1119 } 1120 if ((infoPtr->state & 3) != wParam) 1121 { 1122 infoPtr->state = (infoPtr->state & ~3) | wParam; 1123 InvalidateRect( hWnd, NULL, FALSE ); 1124 } 1125 #ifndef __REACTOS__ 1126 if ((btn_type == BS_AUTORADIOBUTTON) && (wParam == BST_CHECKED) && (style & WS_CHILD)) 1127 BUTTON_CheckAutoRadioButton( hWnd ); 1128 #endif 1129 break; 1130 1131 case BM_GETSTATE: 1132 return infoPtr->state; 1133 1134 case BM_SETSTATE: 1135 state = infoPtr->state; 1136 new_state = wParam ? BST_PUSHED : 0; 1137 1138 if ((state ^ new_state) & BST_PUSHED) 1139 { 1140 if (wParam) 1141 state |= BST_PUSHED; 1142 else 1143 state &= ~BST_PUSHED; 1144 1145 if (btn_type == BS_USERBUTTON) 1146 BUTTON_NOTIFY_PARENT( hWnd, (state & BST_PUSHED) ? BN_HILITE : BN_UNHILITE ); 1147 infoPtr->state = state; 1148 1149 InvalidateRect( hWnd, NULL, FALSE ); 1150 } 1151 break; 1152 1153 #ifdef __REACTOS__ 1154 case WM_UPDATEUISTATE: 1155 DefWindowProcW(hWnd, uMsg, wParam, lParam); 1156 1157 if (button_update_uistate(infoPtr)) 1158 paint_button( infoPtr, btn_type, ODA_DRAWENTIRE ); 1159 break; 1160 #endif 1161 1162 case WM_NCHITTEST: 1163 if(btn_type == BS_GROUPBOX) return HTTRANSPARENT; 1164 /* fall through */ 1165 default: 1166 return DefWindowProcW(hWnd, uMsg, wParam, lParam); 1167 } 1168 return 0; 1169 } 1170 1171 /********************************************************************** 1172 * BUTTON_CalcLabelRect 1173 * 1174 * Calculates label's rectangle depending on button style. 1175 * 1176 * Returns flags to be passed to DrawText. 1177 * Calculated rectangle doesn't take into account button state 1178 * (pushed, etc.). If there is nothing to draw (no text/image) output 1179 * rectangle is empty, and return value is (UINT)-1. 1180 */ 1181 static UINT BUTTON_CalcLabelRect(const BUTTON_INFO *infoPtr, HDC hdc, RECT *rc) 1182 { 1183 LONG style = GetWindowLongW( infoPtr->hwnd, GWL_STYLE ); 1184 LONG ex_style = GetWindowLongW( infoPtr->hwnd, GWL_EXSTYLE ); 1185 WCHAR *text; 1186 ICONINFO iconInfo; 1187 BITMAP bm; 1188 UINT dtStyle = BUTTON_BStoDT( style, ex_style ); 1189 RECT r = *rc; 1190 INT n; 1191 #ifdef __REACTOS__ 1192 BOOL bHasIml = BUTTON_DrawIml(hdc, &infoPtr->imlData, &r, TRUE, 0); 1193 #endif 1194 1195 /* Calculate label rectangle according to label type */ 1196 switch (style & (BS_ICON|BS_BITMAP)) 1197 { 1198 case BS_TEXT: 1199 { 1200 HFONT hFont, hPrevFont = 0; 1201 1202 if (!(text = get_button_text( infoPtr ))) goto empty_rect; 1203 if (!text[0]) 1204 { 1205 heap_free( text ); 1206 goto empty_rect; 1207 } 1208 1209 if ((hFont = infoPtr->font)) hPrevFont = SelectObject( hdc, hFont ); 1210 DrawTextW(hdc, text, -1, &r, dtStyle | DT_CALCRECT); 1211 if (hPrevFont) SelectObject( hdc, hPrevFont ); 1212 heap_free( text ); 1213 #ifdef __REACTOS__ 1214 if (infoPtr->ui_state & UISF_HIDEACCEL) 1215 dtStyle |= DT_HIDEPREFIX; 1216 #endif 1217 break; 1218 } 1219 1220 case BS_ICON: 1221 if (!GetIconInfo(infoPtr->u.icon, &iconInfo)) 1222 goto empty_rect; 1223 1224 GetObjectW (iconInfo.hbmColor, sizeof(BITMAP), &bm); 1225 1226 r.right = r.left + bm.bmWidth; 1227 r.bottom = r.top + bm.bmHeight; 1228 1229 DeleteObject(iconInfo.hbmColor); 1230 DeleteObject(iconInfo.hbmMask); 1231 break; 1232 1233 case BS_BITMAP: 1234 if (!GetObjectW( infoPtr->u.bitmap, sizeof(BITMAP), &bm)) 1235 goto empty_rect; 1236 1237 r.right = r.left + bm.bmWidth; 1238 r.bottom = r.top + bm.bmHeight; 1239 break; 1240 1241 default: 1242 empty_rect: 1243 #ifdef __REACTOS__ 1244 if (bHasIml) 1245 break; 1246 #endif 1247 rc->right = r.left; 1248 rc->bottom = r.top; 1249 return (UINT)-1; 1250 } 1251 1252 #ifdef __REACTOS__ 1253 if (bHasIml) 1254 { 1255 if (infoPtr->imlData.uAlign == BUTTON_IMAGELIST_ALIGN_LEFT) 1256 r.left = infoPtr->imlData.margin.left; 1257 else if (infoPtr->imlData.uAlign == BUTTON_IMAGELIST_ALIGN_RIGHT) 1258 r.right = infoPtr->imlData.margin.right; 1259 else if (infoPtr->imlData.uAlign == BUTTON_IMAGELIST_ALIGN_TOP) 1260 r.top = infoPtr->imlData.margin.top; 1261 else if (infoPtr->imlData.uAlign == BUTTON_IMAGELIST_ALIGN_BOTTOM) 1262 r.bottom = infoPtr->imlData.margin.bottom; 1263 } 1264 #endif 1265 1266 /* Position label inside bounding rectangle according to 1267 * alignment flags. (calculated rect is always left-top aligned). 1268 * If label is aligned to any side - shift label in opposite 1269 * direction to leave extra space for focus rectangle. 1270 */ 1271 switch (dtStyle & (DT_CENTER|DT_RIGHT)) 1272 { 1273 case DT_LEFT: r.left++; r.right++; break; 1274 case DT_CENTER: n = r.right - r.left; 1275 r.left = rc->left + ((rc->right - rc->left) - n) / 2; 1276 r.right = r.left + n; break; 1277 case DT_RIGHT: n = r.right - r.left; 1278 r.right = rc->right - 1; 1279 r.left = r.right - n; 1280 break; 1281 } 1282 1283 switch (dtStyle & (DT_VCENTER|DT_BOTTOM)) 1284 { 1285 case DT_TOP: r.top++; r.bottom++; break; 1286 case DT_VCENTER: n = r.bottom - r.top; 1287 #ifdef __REACTOS__ 1288 r.top = rc->top + ((rc->bottom - 1 - rc->top) - n) / 2; 1289 #else 1290 r.top = rc->top + ((rc->bottom - rc->top) - n) / 2; 1291 #endif 1292 r.bottom = r.top + n; break; 1293 case DT_BOTTOM: n = r.bottom - r.top; 1294 r.bottom = rc->bottom - 1; 1295 r.top = r.bottom - n; 1296 break; 1297 } 1298 1299 *rc = r; 1300 return dtStyle; 1301 } 1302 1303 1304 /********************************************************************** 1305 * BUTTON_DrawTextCallback 1306 * 1307 * Callback function used by DrawStateW function. 1308 */ 1309 static BOOL CALLBACK BUTTON_DrawTextCallback(HDC hdc, LPARAM lp, WPARAM wp, int cx, int cy) 1310 { 1311 RECT rc; 1312 1313 SetRect(&rc, 0, 0, cx, cy); 1314 DrawTextW(hdc, (LPCWSTR)lp, -1, &rc, (UINT)wp); 1315 return TRUE; 1316 } 1317 1318 1319 /********************************************************************** 1320 * BUTTON_DrawLabel 1321 * 1322 * Common function for drawing button label. 1323 */ 1324 static void BUTTON_DrawLabel(const BUTTON_INFO *infoPtr, HDC hdc, UINT dtFlags, const RECT *rc) 1325 { 1326 DRAWSTATEPROC lpOutputProc = NULL; 1327 LPARAM lp; 1328 WPARAM wp = 0; 1329 HBRUSH hbr = 0; 1330 UINT flags = IsWindowEnabled(infoPtr->hwnd) ? DSS_NORMAL : DSS_DISABLED; 1331 LONG state = infoPtr->state; 1332 LONG style = GetWindowLongW( infoPtr->hwnd, GWL_STYLE ); 1333 WCHAR *text = NULL; 1334 1335 /* FIXME: To draw disabled label in Win31 look-and-feel, we probably 1336 * must use DSS_MONO flag and COLOR_GRAYTEXT brush (or maybe DSS_UNION). 1337 * I don't have Win31 on hand to verify that, so I leave it as is. 1338 */ 1339 1340 #ifdef __REACTOS__ 1341 RECT rcText = *rc; 1342 BUTTON_DrawIml(hdc, &infoPtr->imlData, &rcText, FALSE, 0); 1343 #endif 1344 1345 if ((style & BS_PUSHLIKE) && (state & BST_INDETERMINATE)) 1346 { 1347 hbr = GetSysColorBrush(COLOR_GRAYTEXT); 1348 flags |= DSS_MONO; 1349 } 1350 1351 switch (style & (BS_ICON|BS_BITMAP)) 1352 { 1353 case BS_TEXT: 1354 /* DST_COMPLEX -- is 0 */ 1355 lpOutputProc = BUTTON_DrawTextCallback; 1356 if (!(text = get_button_text( infoPtr ))) return; 1357 lp = (LPARAM)text; 1358 wp = dtFlags; 1359 #ifdef __REACTOS__ 1360 if (dtFlags & DT_HIDEPREFIX) 1361 flags |= DSS_HIDEPREFIX; 1362 #endif 1363 break; 1364 1365 case BS_ICON: 1366 flags |= DST_ICON; 1367 lp = (LPARAM)infoPtr->u.icon; 1368 break; 1369 1370 case BS_BITMAP: 1371 flags |= DST_BITMAP; 1372 lp = (LPARAM)infoPtr->u.bitmap; 1373 break; 1374 1375 default: 1376 return; 1377 } 1378 1379 #ifdef __REACTOS__ 1380 DrawStateW(hdc, hbr, lpOutputProc, lp, wp, rcText.left, rcText.top, 1381 rcText.right - rcText.left, rcText.bottom - rcText.top, flags); 1382 #else 1383 DrawStateW(hdc, hbr, lpOutputProc, lp, wp, rc->left, rc->top, 1384 rc->right - rc->left, rc->bottom - rc->top, flags); 1385 #endif 1386 heap_free( text ); 1387 } 1388 1389 /********************************************************************** 1390 * Push Button Functions 1391 */ 1392 static void PB_Paint( const BUTTON_INFO *infoPtr, HDC hDC, UINT action ) 1393 { 1394 RECT rc, r; 1395 UINT dtFlags, uState; 1396 HPEN hOldPen, hpen; 1397 HBRUSH hOldBrush; 1398 INT oldBkMode; 1399 COLORREF oldTxtColor; 1400 HFONT hFont; 1401 LONG state = infoPtr->state; 1402 LONG style = GetWindowLongW( infoPtr->hwnd, GWL_STYLE ); 1403 BOOL pushedState = (state & BST_PUSHED); 1404 HWND parent; 1405 HRGN hrgn; 1406 #ifdef __REACTOS__ 1407 DWORD cdrf; 1408 #endif 1409 1410 GetClientRect( infoPtr->hwnd, &rc ); 1411 1412 /* Send WM_CTLCOLOR to allow changing the font (the colors are fixed) */ 1413 if ((hFont = infoPtr->font)) SelectObject( hDC, hFont ); 1414 parent = GetParent(infoPtr->hwnd); 1415 if (!parent) parent = infoPtr->hwnd; 1416 SendMessageW( parent, WM_CTLCOLORBTN, (WPARAM)hDC, (LPARAM)infoPtr->hwnd ); 1417 1418 hrgn = set_control_clipping( hDC, &rc ); 1419 1420 hpen = CreatePen( PS_SOLID, 1, GetSysColor(COLOR_WINDOWFRAME)); 1421 hOldPen = SelectObject(hDC, hpen); 1422 hOldBrush = SelectObject(hDC,GetSysColorBrush(COLOR_BTNFACE)); 1423 oldBkMode = SetBkMode(hDC, TRANSPARENT); 1424 1425 #ifdef __REACTOS__ 1426 cdrf = BUTTON_SendCustomDraw(infoPtr, hDC, CDDS_PREERASE, &rc); 1427 if (cdrf == CDRF_SKIPDEFAULT) 1428 goto cleanup; 1429 #endif 1430 1431 if (get_button_type(style) == BS_DEFPUSHBUTTON) 1432 { 1433 if (action != ODA_FOCUS) 1434 Rectangle(hDC, rc.left, rc.top, rc.right, rc.bottom); 1435 InflateRect( &rc, -1, -1 ); 1436 } 1437 1438 /* completely skip the drawing if only focus has changed */ 1439 if (action == ODA_FOCUS) goto draw_focus; 1440 1441 uState = DFCS_BUTTONPUSH; 1442 1443 if (style & BS_FLAT) 1444 uState |= DFCS_MONO; 1445 else if (pushedState) 1446 { 1447 if (get_button_type(style) == BS_DEFPUSHBUTTON ) 1448 uState |= DFCS_FLAT; 1449 else 1450 uState |= DFCS_PUSHED; 1451 } 1452 1453 if (state & (BST_CHECKED | BST_INDETERMINATE)) 1454 uState |= DFCS_CHECKED; 1455 1456 DrawFrameControl( hDC, &rc, DFC_BUTTON, uState ); 1457 1458 #ifdef __REACTOS__ 1459 if (cdrf == CDRF_NOTIFYPOSTERASE) 1460 BUTTON_SendCustomDraw(infoPtr, hDC, CDDS_POSTERASE, &rc); 1461 1462 cdrf = BUTTON_SendCustomDraw(infoPtr, hDC, CDDS_PREPAINT, &rc); 1463 if (cdrf == CDRF_SKIPDEFAULT) 1464 goto cleanup; 1465 #endif 1466 1467 /* draw button label */ 1468 r = rc; 1469 dtFlags = BUTTON_CalcLabelRect(infoPtr, hDC, &r); 1470 1471 if (dtFlags == (UINT)-1L) 1472 goto cleanup; 1473 1474 if (pushedState) 1475 OffsetRect(&r, 1, 1); 1476 1477 oldTxtColor = SetTextColor( hDC, GetSysColor(COLOR_BTNTEXT) ); 1478 1479 BUTTON_DrawLabel(infoPtr, hDC, dtFlags, &r); 1480 1481 SetTextColor( hDC, oldTxtColor ); 1482 1483 #ifdef __REACTOS__ 1484 if (cdrf == CDRF_NOTIFYPOSTPAINT) 1485 BUTTON_SendCustomDraw(infoPtr, hDC, CDDS_POSTPAINT, &rc); 1486 #endif 1487 1488 draw_focus: 1489 if (action == ODA_FOCUS || (state & BST_FOCUS)) 1490 { 1491 #ifdef __REACTOS__ 1492 if (!(infoPtr->ui_state & UISF_HIDEFOCUS)) 1493 { 1494 #endif 1495 InflateRect( &rc, -2, -2 ); 1496 DrawFocusRect( hDC, &rc ); 1497 #ifdef __REACTOS__ 1498 } 1499 #endif 1500 } 1501 1502 cleanup: 1503 SelectObject( hDC, hOldPen ); 1504 SelectObject( hDC, hOldBrush ); 1505 SetBkMode(hDC, oldBkMode); 1506 SelectClipRgn( hDC, hrgn ); 1507 if (hrgn) DeleteObject( hrgn ); 1508 DeleteObject( hpen ); 1509 } 1510 1511 /********************************************************************** 1512 * Check Box & Radio Button Functions 1513 */ 1514 1515 static void CB_Paint( const BUTTON_INFO *infoPtr, HDC hDC, UINT action ) 1516 { 1517 RECT rbox, rtext, client; 1518 HBRUSH hBrush; 1519 int delta, text_offset, checkBoxWidth, checkBoxHeight; 1520 UINT dtFlags; 1521 HFONT hFont; 1522 LONG state = infoPtr->state; 1523 LONG style = GetWindowLongW( infoPtr->hwnd, GWL_STYLE ); 1524 LONG ex_style = GetWindowLongW( infoPtr->hwnd, GWL_EXSTYLE ); 1525 HWND parent; 1526 HRGN hrgn; 1527 1528 if (style & BS_PUSHLIKE) 1529 { 1530 PB_Paint( infoPtr, hDC, action ); 1531 return; 1532 } 1533 1534 GetClientRect(infoPtr->hwnd, &client); 1535 rbox = rtext = client; 1536 1537 checkBoxWidth = 12 * GetDeviceCaps( hDC, LOGPIXELSX ) / 96 + 1; 1538 checkBoxHeight = 12 * GetDeviceCaps( hDC, LOGPIXELSY ) / 96 + 1; 1539 1540 if ((hFont = infoPtr->font)) SelectObject( hDC, hFont ); 1541 GetCharWidthW( hDC, '0', '0', &text_offset ); 1542 text_offset /= 2; 1543 1544 parent = GetParent(infoPtr->hwnd); 1545 if (!parent) parent = infoPtr->hwnd; 1546 hBrush = (HBRUSH)SendMessageW(parent, WM_CTLCOLORSTATIC, (WPARAM)hDC, (LPARAM)infoPtr->hwnd); 1547 if (!hBrush) /* did the app forget to call defwindowproc ? */ 1548 hBrush = (HBRUSH)DefWindowProcW(parent, WM_CTLCOLORSTATIC, (WPARAM)hDC, (LPARAM)infoPtr->hwnd); 1549 hrgn = set_control_clipping( hDC, &client ); 1550 1551 if (style & BS_LEFTTEXT || ex_style & WS_EX_RIGHT) 1552 { 1553 rtext.right -= checkBoxWidth + text_offset; 1554 rbox.left = rbox.right - checkBoxWidth; 1555 } 1556 else 1557 { 1558 rtext.left += checkBoxWidth + text_offset; 1559 rbox.right = checkBoxWidth; 1560 } 1561 1562 /* Since WM_ERASEBKGND does nothing, first prepare background */ 1563 if (action == ODA_SELECT) FillRect( hDC, &rbox, hBrush ); 1564 if (action == ODA_DRAWENTIRE) FillRect( hDC, &client, hBrush ); 1565 1566 /* Draw label */ 1567 client = rtext; 1568 dtFlags = BUTTON_CalcLabelRect(infoPtr, hDC, &rtext); 1569 1570 /* Only adjust rbox when rtext is valid */ 1571 if (dtFlags != (UINT)-1L) 1572 { 1573 rbox.top = rtext.top; 1574 rbox.bottom = rtext.bottom; 1575 } 1576 1577 /* Draw the check-box bitmap */ 1578 if (action == ODA_DRAWENTIRE || action == ODA_SELECT) 1579 { 1580 UINT flags; 1581 1582 if ((get_button_type(style) == BS_RADIOBUTTON) || 1583 (get_button_type(style) == BS_AUTORADIOBUTTON)) flags = DFCS_BUTTONRADIO; 1584 else if (state & BST_INDETERMINATE) flags = DFCS_BUTTON3STATE; 1585 else flags = DFCS_BUTTONCHECK; 1586 1587 if (state & (BST_CHECKED | BST_INDETERMINATE)) flags |= DFCS_CHECKED; 1588 if (state & BST_PUSHED) flags |= DFCS_PUSHED; 1589 1590 if (style & WS_DISABLED) flags |= DFCS_INACTIVE; 1591 1592 /* rbox must have the correct height */ 1593 delta = rbox.bottom - rbox.top - checkBoxHeight; 1594 1595 if (style & BS_TOP) { 1596 if (delta > 0) { 1597 rbox.bottom = rbox.top + checkBoxHeight; 1598 } else { 1599 rbox.top -= -delta/2 + 1; 1600 rbox.bottom = rbox.top + checkBoxHeight; 1601 } 1602 } else if (style & BS_BOTTOM) { 1603 if (delta > 0) { 1604 rbox.top = rbox.bottom - checkBoxHeight; 1605 } else { 1606 rbox.bottom += -delta/2 + 1; 1607 rbox.top = rbox.bottom - checkBoxHeight; 1608 } 1609 } else { /* Default */ 1610 if (delta > 0) { 1611 int ofs = (delta / 2); 1612 rbox.bottom -= ofs + 1; 1613 rbox.top = rbox.bottom - checkBoxHeight; 1614 } else if (delta < 0) { 1615 int ofs = (-delta / 2); 1616 rbox.top -= ofs + 1; 1617 rbox.bottom = rbox.top + checkBoxHeight; 1618 } 1619 } 1620 1621 DrawFrameControl( hDC, &rbox, DFC_BUTTON, flags ); 1622 } 1623 1624 if (dtFlags == (UINT)-1L) /* Noting to draw */ 1625 return; 1626 1627 if (action == ODA_DRAWENTIRE) 1628 BUTTON_DrawLabel(infoPtr, hDC, dtFlags, &rtext); 1629 1630 /* ... and focus */ 1631 if (action == ODA_FOCUS || (state & BST_FOCUS)) 1632 { 1633 rtext.left--; 1634 rtext.right++; 1635 IntersectRect(&rtext, &rtext, &client); 1636 DrawFocusRect( hDC, &rtext ); 1637 } 1638 SelectClipRgn( hDC, hrgn ); 1639 if (hrgn) DeleteObject( hrgn ); 1640 } 1641 1642 1643 /********************************************************************** 1644 * BUTTON_CheckAutoRadioButton 1645 * 1646 * hwnd is checked, uncheck every other auto radio button in group 1647 */ 1648 static void BUTTON_CheckAutoRadioButton( HWND hwnd ) 1649 { 1650 HWND parent, sibling, start; 1651 1652 parent = GetParent(hwnd); 1653 /* make sure that starting control is not disabled or invisible */ 1654 #ifdef __REACTOS__ 1655 start = sibling = hwnd; 1656 #else 1657 start = sibling = GetNextDlgGroupItem( parent, hwnd, TRUE ); 1658 #endif 1659 do 1660 { 1661 if (!sibling) break; 1662 #ifdef __REACTOS__ 1663 if (SendMessageW( sibling, WM_GETDLGCODE, 0, 0 ) == (DLGC_BUTTON | DLGC_RADIOBUTTON)) 1664 SendMessageW( sibling, BM_SETCHECK, sibling == hwnd ? BST_CHECKED : BST_UNCHECKED, 0 ); 1665 #else 1666 if ((hwnd != sibling) && 1667 ((GetWindowLongW( sibling, GWL_STYLE) & BS_TYPEMASK) == BS_AUTORADIOBUTTON)) 1668 SendMessageW( sibling, BM_SETCHECK, BST_UNCHECKED, 0 ); 1669 #endif 1670 sibling = GetNextDlgGroupItem( parent, sibling, FALSE ); 1671 } while (sibling != start); 1672 } 1673 1674 1675 /********************************************************************** 1676 * Group Box Functions 1677 */ 1678 1679 static void GB_Paint( const BUTTON_INFO *infoPtr, HDC hDC, UINT action ) 1680 { 1681 RECT rc, rcFrame; 1682 HBRUSH hbr; 1683 HFONT hFont; 1684 UINT dtFlags; 1685 TEXTMETRICW tm; 1686 LONG style = GetWindowLongW( infoPtr->hwnd, GWL_STYLE ); 1687 HWND parent; 1688 HRGN hrgn; 1689 1690 if ((hFont = infoPtr->font)) SelectObject( hDC, hFont ); 1691 /* GroupBox acts like static control, so it sends CTLCOLORSTATIC */ 1692 parent = GetParent(infoPtr->hwnd); 1693 if (!parent) parent = infoPtr->hwnd; 1694 hbr = (HBRUSH)SendMessageW(parent, WM_CTLCOLORSTATIC, (WPARAM)hDC, (LPARAM)infoPtr->hwnd); 1695 if (!hbr) /* did the app forget to call defwindowproc ? */ 1696 hbr = (HBRUSH)DefWindowProcW(parent, WM_CTLCOLORSTATIC, (WPARAM)hDC, (LPARAM)infoPtr->hwnd); 1697 GetClientRect( infoPtr->hwnd, &rc); 1698 rcFrame = rc; 1699 hrgn = set_control_clipping( hDC, &rc ); 1700 1701 GetTextMetricsW (hDC, &tm); 1702 rcFrame.top += (tm.tmHeight / 2) - 1; 1703 DrawEdge (hDC, &rcFrame, EDGE_ETCHED, BF_RECT | ((style & BS_FLAT) ? BF_FLAT : 0)); 1704 1705 InflateRect(&rc, -7, 1); 1706 dtFlags = BUTTON_CalcLabelRect(infoPtr, hDC, &rc); 1707 1708 if (dtFlags != (UINT)-1) 1709 { 1710 /* Because buttons have CS_PARENTDC class style, there is a chance 1711 * that label will be drawn out of client rect. 1712 * But Windows doesn't clip label's rect, so do I. 1713 */ 1714 1715 /* There is 1-pixel margin at the left, right, and bottom */ 1716 rc.left--; rc.right++; rc.bottom++; 1717 FillRect(hDC, &rc, hbr); 1718 rc.left++; rc.right--; rc.bottom--; 1719 1720 BUTTON_DrawLabel(infoPtr, hDC, dtFlags, &rc); 1721 } 1722 SelectClipRgn( hDC, hrgn ); 1723 if (hrgn) DeleteObject( hrgn ); 1724 } 1725 1726 1727 /********************************************************************** 1728 * User Button Functions 1729 */ 1730 1731 static void UB_Paint( const BUTTON_INFO *infoPtr, HDC hDC, UINT action ) 1732 { 1733 RECT rc; 1734 HBRUSH hBrush; 1735 HFONT hFont; 1736 LONG state = infoPtr->state; 1737 HWND parent; 1738 1739 GetClientRect( infoPtr->hwnd, &rc); 1740 1741 if ((hFont = infoPtr->font)) SelectObject( hDC, hFont ); 1742 1743 parent = GetParent(infoPtr->hwnd); 1744 if (!parent) parent = infoPtr->hwnd; 1745 hBrush = (HBRUSH)SendMessageW(parent, WM_CTLCOLORBTN, (WPARAM)hDC, (LPARAM)infoPtr->hwnd); 1746 if (!hBrush) /* did the app forget to call defwindowproc ? */ 1747 hBrush = (HBRUSH)DefWindowProcW(parent, WM_CTLCOLORBTN, (WPARAM)hDC, (LPARAM)infoPtr->hwnd); 1748 1749 FillRect( hDC, &rc, hBrush ); 1750 if (action == ODA_FOCUS || (state & BST_FOCUS)) 1751 DrawFocusRect( hDC, &rc ); 1752 1753 switch (action) 1754 { 1755 case ODA_FOCUS: 1756 BUTTON_NOTIFY_PARENT( infoPtr->hwnd, (state & BST_FOCUS) ? BN_SETFOCUS : BN_KILLFOCUS ); 1757 break; 1758 1759 case ODA_SELECT: 1760 BUTTON_NOTIFY_PARENT( infoPtr->hwnd, (state & BST_PUSHED) ? BN_HILITE : BN_UNHILITE ); 1761 break; 1762 1763 default: 1764 break; 1765 } 1766 } 1767 1768 1769 /********************************************************************** 1770 * Ownerdrawn Button Functions 1771 */ 1772 1773 static void OB_Paint( const BUTTON_INFO *infoPtr, HDC hDC, UINT action ) 1774 { 1775 LONG state = infoPtr->state; 1776 DRAWITEMSTRUCT dis; 1777 LONG_PTR id = GetWindowLongPtrW( infoPtr->hwnd, GWLP_ID ); 1778 HWND parent; 1779 HFONT hFont; 1780 HRGN hrgn; 1781 1782 dis.CtlType = ODT_BUTTON; 1783 dis.CtlID = id; 1784 dis.itemID = 0; 1785 dis.itemAction = action; 1786 dis.itemState = ((state & BST_FOCUS) ? ODS_FOCUS : 0) | 1787 ((state & BST_PUSHED) ? ODS_SELECTED : 0) | 1788 (IsWindowEnabled(infoPtr->hwnd) ? 0: ODS_DISABLED); 1789 dis.hwndItem = infoPtr->hwnd; 1790 dis.hDC = hDC; 1791 dis.itemData = 0; 1792 GetClientRect( infoPtr->hwnd, &dis.rcItem ); 1793 1794 if ((hFont = infoPtr->font)) SelectObject( hDC, hFont ); 1795 parent = GetParent(infoPtr->hwnd); 1796 if (!parent) parent = infoPtr->hwnd; 1797 SendMessageW( parent, WM_CTLCOLORBTN, (WPARAM)hDC, (LPARAM)infoPtr->hwnd ); 1798 1799 hrgn = set_control_clipping( hDC, &dis.rcItem ); 1800 1801 SendMessageW( GetParent(infoPtr->hwnd), WM_DRAWITEM, id, (LPARAM)&dis ); 1802 SelectClipRgn( hDC, hrgn ); 1803 if (hrgn) DeleteObject( hrgn ); 1804 } 1805 1806 #ifdef __REACTOS__ /* r73885 */ 1807 static void PB_ThemedPaint( HTHEME theme, const BUTTON_INFO *infoPtr, HDC hDC, ButtonState drawState, UINT dtFlags, BOOL focused, LPARAM prfFlag) 1808 #else 1809 static void PB_ThemedPaint(HTHEME theme, const BUTTON_INFO *infoPtr, HDC hDC, ButtonState drawState, UINT dtFlags, BOOL focused) 1810 #endif 1811 { 1812 static const int states[] = { PBS_NORMAL, PBS_DISABLED, PBS_HOT, PBS_PRESSED, PBS_DEFAULTED }; 1813 1814 RECT bgRect, textRect; 1815 HFONT font = infoPtr->font; 1816 HFONT hPrevFont = font ? SelectObject(hDC, font) : NULL; 1817 int state = states[ drawState ]; 1818 WCHAR *text = get_button_text(infoPtr); 1819 #ifdef __REACTOS__ 1820 HWND parent; 1821 DWORD cdrf; 1822 1823 GetClientRect(infoPtr->hwnd, &bgRect); 1824 GetThemeBackgroundContentRect(theme, hDC, BP_PUSHBUTTON, state, &bgRect, &textRect); 1825 1826 if (prfFlag == 0) 1827 { 1828 if (IsThemeBackgroundPartiallyTransparent(theme, BP_PUSHBUTTON, state)) 1829 DrawThemeParentBackground(infoPtr->hwnd, hDC, NULL); 1830 } 1831 1832 parent = GetParent(infoPtr->hwnd); 1833 if (!parent) parent = infoPtr->hwnd; 1834 SendMessageW( parent, WM_CTLCOLORBTN, (WPARAM)hDC, (LPARAM)infoPtr->hwnd ); 1835 1836 cdrf = BUTTON_SendCustomDraw(infoPtr, hDC, CDDS_PREERASE, &bgRect); 1837 if (cdrf == CDRF_SKIPDEFAULT) 1838 goto cleanup; 1839 1840 DrawThemeBackground(theme, hDC, BP_PUSHBUTTON, state, &bgRect, NULL); 1841 1842 if (cdrf == CDRF_NOTIFYPOSTERASE) 1843 BUTTON_SendCustomDraw(infoPtr, hDC, CDDS_POSTERASE, &bgRect); 1844 1845 cdrf = BUTTON_SendCustomDraw(infoPtr, hDC, CDDS_PREPAINT, &bgRect); 1846 if (cdrf == CDRF_SKIPDEFAULT) 1847 goto cleanup; 1848 1849 BUTTON_DrawIml(hDC, &infoPtr->imlData, &textRect, FALSE, drawState); 1850 #else 1851 GetClientRect(infoPtr->hwnd, &bgRect); 1852 GetThemeBackgroundContentRect(theme, hDC, BP_PUSHBUTTON, state, &bgRect, &textRect); 1853 1854 if (IsThemeBackgroundPartiallyTransparent(theme, BP_PUSHBUTTON, state)) 1855 DrawThemeParentBackground(infoPtr->hwnd, hDC, NULL); 1856 1857 DrawThemeBackground(theme, hDC, BP_PUSHBUTTON, state, &bgRect, NULL); 1858 #endif 1859 1860 if (text) 1861 { 1862 DrawThemeText(theme, hDC, BP_PUSHBUTTON, state, text, lstrlenW(text), dtFlags, 0, &textRect); 1863 heap_free(text); 1864 #ifdef __REACTOS__ 1865 text = NULL; 1866 #endif 1867 } 1868 1869 if (focused) 1870 { 1871 MARGINS margins; 1872 RECT focusRect = bgRect; 1873 1874 GetThemeMargins(theme, hDC, BP_PUSHBUTTON, state, TMT_CONTENTMARGINS, NULL, &margins); 1875 1876 focusRect.left += margins.cxLeftWidth; 1877 focusRect.top += margins.cyTopHeight; 1878 focusRect.right -= margins.cxRightWidth; 1879 focusRect.bottom -= margins.cyBottomHeight; 1880 1881 DrawFocusRect( hDC, &focusRect ); 1882 } 1883 1884 #ifdef __REACTOS__ 1885 if (cdrf == CDRF_NOTIFYPOSTPAINT) 1886 BUTTON_SendCustomDraw(infoPtr, hDC, CDDS_POSTPAINT, &bgRect); 1887 cleanup: 1888 if (text) heap_free(text); 1889 #endif 1890 if (hPrevFont) SelectObject(hDC, hPrevFont); 1891 } 1892 1893 #ifdef __REACTOS__ /* r73885 */ 1894 static void CB_ThemedPaint(HTHEME theme, const BUTTON_INFO *infoPtr, HDC hDC, ButtonState drawState, UINT dtFlags, BOOL focused, LPARAM prfFlag) 1895 #else 1896 static void CB_ThemedPaint(HTHEME theme, const BUTTON_INFO *infoPtr, HDC hDC, ButtonState drawState, UINT dtFlags, BOOL focused) 1897 #endif 1898 { 1899 static const int cb_states[3][5] = 1900 { 1901 { CBS_UNCHECKEDNORMAL, CBS_UNCHECKEDDISABLED, CBS_UNCHECKEDHOT, CBS_UNCHECKEDPRESSED, CBS_UNCHECKEDNORMAL }, 1902 { CBS_CHECKEDNORMAL, CBS_CHECKEDDISABLED, CBS_CHECKEDHOT, CBS_CHECKEDPRESSED, CBS_CHECKEDNORMAL }, 1903 { CBS_MIXEDNORMAL, CBS_MIXEDDISABLED, CBS_MIXEDHOT, CBS_MIXEDPRESSED, CBS_MIXEDNORMAL } 1904 }; 1905 1906 static const int rb_states[2][5] = 1907 { 1908 { RBS_UNCHECKEDNORMAL, RBS_UNCHECKEDDISABLED, RBS_UNCHECKEDHOT, RBS_UNCHECKEDPRESSED, RBS_UNCHECKEDNORMAL }, 1909 { RBS_CHECKEDNORMAL, RBS_CHECKEDDISABLED, RBS_CHECKEDHOT, RBS_CHECKEDPRESSED, RBS_CHECKEDNORMAL } 1910 }; 1911 1912 SIZE sz; 1913 RECT bgRect, textRect; 1914 HFONT font, hPrevFont = NULL; 1915 int checkState = infoPtr->state & 3; 1916 DWORD dwStyle = GetWindowLongW(infoPtr->hwnd, GWL_STYLE); 1917 UINT btn_type = get_button_type( dwStyle ); 1918 int part = (btn_type == BS_RADIOBUTTON) || (btn_type == BS_AUTORADIOBUTTON) ? BP_RADIOBUTTON : BP_CHECKBOX; 1919 int state = (part == BP_CHECKBOX) 1920 ? cb_states[ checkState ][ drawState ] 1921 : rb_states[ checkState ][ drawState ]; 1922 WCHAR *text = get_button_text(infoPtr); 1923 LOGFONTW lf; 1924 BOOL created_font = FALSE; 1925 #ifdef __REACTOS__ 1926 HWND parent; 1927 HBRUSH hBrush; 1928 DWORD cdrf; 1929 #endif 1930 1931 HRESULT hr = GetThemeFont(theme, hDC, part, state, TMT_FONT, &lf); 1932 if (SUCCEEDED(hr)) { 1933 font = CreateFontIndirectW(&lf); 1934 if (!font) 1935 TRACE("Failed to create font\n"); 1936 else { 1937 TRACE("font = %s\n", debugstr_w(lf.lfFaceName)); 1938 hPrevFont = SelectObject(hDC, font); 1939 created_font = TRUE; 1940 } 1941 } else { 1942 #ifdef __REACTOS__ /* r73885 */ 1943 font = infoPtr->font; 1944 #else 1945 font = (HFONT)SendMessageW(infoPtr->hwnd, WM_GETFONT, 0, 0); 1946 #endif 1947 hPrevFont = SelectObject(hDC, font); 1948 } 1949 1950 if (FAILED(GetThemePartSize(theme, hDC, part, state, NULL, TS_DRAW, &sz))) 1951 sz.cx = sz.cy = 13; 1952 1953 GetClientRect(infoPtr->hwnd, &bgRect); 1954 1955 #ifdef __REACTOS__ 1956 if (prfFlag == 0) 1957 { 1958 DrawThemeParentBackground(infoPtr->hwnd, hDC, NULL); 1959 } 1960 1961 parent = GetParent(infoPtr->hwnd); 1962 if (!parent) parent = infoPtr->hwnd; 1963 hBrush = (HBRUSH)SendMessageW(parent, WM_CTLCOLORSTATIC, 1964 (WPARAM)hDC, (LPARAM)infoPtr->hwnd); 1965 if (!hBrush) /* did the app forget to call defwindowproc ? */ 1966 hBrush = (HBRUSH)DefWindowProcW(parent, WM_CTLCOLORSTATIC, 1967 (WPARAM)hDC, (LPARAM)infoPtr->hwnd ); 1968 FillRect( hDC, &bgRect, hBrush ); 1969 1970 cdrf = BUTTON_SendCustomDraw(infoPtr, hDC, CDDS_PREERASE, &bgRect); 1971 if (cdrf == CDRF_SKIPDEFAULT) 1972 goto cleanup; 1973 #endif 1974 1975 GetThemeBackgroundContentRect(theme, hDC, part, state, &bgRect, &textRect); 1976 1977 if (dtFlags & DT_SINGLELINE) /* Center the checkbox / radio button to the text. */ 1978 bgRect.top = bgRect.top + (textRect.bottom - textRect.top - sz.cy) / 2; 1979 1980 /* adjust for the check/radio marker */ 1981 bgRect.bottom = bgRect.top + sz.cy; 1982 bgRect.right = bgRect.left + sz.cx; 1983 textRect.left = bgRect.right + 6; 1984 1985 #ifdef __REACTOS__ 1986 DrawThemeBackground(theme, hDC, part, state, &bgRect, NULL); 1987 1988 if (cdrf == CDRF_NOTIFYPOSTERASE) 1989 BUTTON_SendCustomDraw(infoPtr, hDC, CDDS_POSTERASE, &bgRect); 1990 1991 cdrf = BUTTON_SendCustomDraw(infoPtr, hDC, CDDS_PREPAINT, &bgRect); 1992 if (cdrf == CDRF_SKIPDEFAULT) 1993 goto cleanup; 1994 1995 #else 1996 DrawThemeParentBackground(infoPtr->hwnd, hDC, NULL); 1997 DrawThemeBackground(theme, hDC, part, state, &bgRect, NULL); 1998 #endif 1999 if (text) 2000 { 2001 DrawThemeText(theme, hDC, part, state, text, lstrlenW(text), dtFlags, 0, &textRect); 2002 2003 if (focused) 2004 { 2005 RECT focusRect; 2006 2007 focusRect = textRect; 2008 2009 DrawTextW(hDC, text, lstrlenW(text), &focusRect, dtFlags | DT_CALCRECT); 2010 2011 if (focusRect.right < textRect.right) focusRect.right++; 2012 focusRect.bottom = textRect.bottom; 2013 2014 DrawFocusRect( hDC, &focusRect ); 2015 } 2016 2017 heap_free(text); 2018 #ifdef __REACTOS__ 2019 text = NULL; 2020 #endif 2021 } 2022 2023 #ifdef __REACTOS__ 2024 if (cdrf == CDRF_NOTIFYPOSTPAINT) 2025 BUTTON_SendCustomDraw(infoPtr, hDC, CDDS_POSTPAINT, &bgRect); 2026 cleanup: 2027 if (text) heap_free(text); 2028 #endif 2029 if (created_font) DeleteObject(font); 2030 if (hPrevFont) SelectObject(hDC, hPrevFont); 2031 } 2032 2033 #ifdef __REACTOS__ /* r73885 */ 2034 static void GB_ThemedPaint(HTHEME theme, const BUTTON_INFO *infoPtr, HDC hDC, ButtonState drawState, UINT dtFlags, BOOL focused, LPARAM prfFlag) 2035 #else 2036 static void GB_ThemedPaint(HTHEME theme, const BUTTON_INFO *infoPtr, HDC hDC, ButtonState drawState, UINT dtFlags, BOOL focused) 2037 #endif 2038 { 2039 static const int states[] = { GBS_NORMAL, GBS_DISABLED, GBS_NORMAL, GBS_NORMAL, GBS_NORMAL }; 2040 2041 RECT bgRect, textRect, contentRect; 2042 int state = states[ drawState ]; 2043 WCHAR *text = get_button_text(infoPtr); 2044 LOGFONTW lf; 2045 HFONT font, hPrevFont = NULL; 2046 BOOL created_font = FALSE; 2047 #ifdef __REACTOS__ /* r74406 */ 2048 HWND parent; 2049 HBRUSH hBrush; 2050 RECT clientRect; 2051 #endif 2052 2053 HRESULT hr = GetThemeFont(theme, hDC, BP_GROUPBOX, state, TMT_FONT, &lf); 2054 if (SUCCEEDED(hr)) { 2055 font = CreateFontIndirectW(&lf); 2056 if (!font) 2057 TRACE("Failed to create font\n"); 2058 else { 2059 hPrevFont = SelectObject(hDC, font); 2060 created_font = TRUE; 2061 } 2062 } else { 2063 #ifdef __REACTOS__ /* r73885 */ 2064 font = infoPtr->font; 2065 #else 2066 font = (HFONT)SendMessageW(infoPtr->hwnd, WM_GETFONT, 0, 0); 2067 #endif 2068 hPrevFont = SelectObject(hDC, font); 2069 } 2070 2071 GetClientRect(infoPtr->hwnd, &bgRect); 2072 textRect = bgRect; 2073 2074 if (text) 2075 { 2076 SIZE textExtent; 2077 GetTextExtentPoint32W(hDC, text, lstrlenW(text), &textExtent); 2078 bgRect.top += (textExtent.cy / 2); 2079 textRect.left += 10; 2080 textRect.bottom = textRect.top + textExtent.cy; 2081 textRect.right = textRect.left + textExtent.cx + 4; 2082 2083 ExcludeClipRect(hDC, textRect.left, textRect.top, textRect.right, textRect.bottom); 2084 } 2085 2086 GetThemeBackgroundContentRect(theme, hDC, BP_GROUPBOX, state, &bgRect, &contentRect); 2087 ExcludeClipRect(hDC, contentRect.left, contentRect.top, contentRect.right, contentRect.bottom); 2088 2089 #ifdef __REACTOS__ /* r73885 & r74149 */ 2090 if (prfFlag == 0) 2091 #endif 2092 if (IsThemeBackgroundPartiallyTransparent(theme, BP_GROUPBOX, state)) 2093 DrawThemeParentBackground(infoPtr->hwnd, hDC, NULL); 2094 2095 #ifdef __REACTOS__ /* r74406 */ 2096 parent = GetParent(infoPtr->hwnd); 2097 if (!parent) parent = infoPtr->hwnd; 2098 hBrush = (HBRUSH)SendMessageW(parent, WM_CTLCOLORSTATIC, 2099 (WPARAM)hDC, (LPARAM)infoPtr->hwnd); 2100 if (!hBrush) /* did the app forget to call defwindowproc ? */ 2101 hBrush = (HBRUSH)DefWindowProcW(parent, WM_CTLCOLORSTATIC, 2102 (WPARAM)hDC, (LPARAM)infoPtr->hwnd ); 2103 GetClientRect(infoPtr->hwnd, &clientRect); 2104 FillRect( hDC, &clientRect, hBrush ); 2105 #endif 2106 2107 DrawThemeBackground(theme, hDC, BP_GROUPBOX, state, &bgRect, NULL); 2108 2109 SelectClipRgn(hDC, NULL); 2110 2111 if (text) 2112 { 2113 InflateRect(&textRect, -2, 0); 2114 DrawThemeText(theme, hDC, BP_GROUPBOX, state, text, lstrlenW(text), 0, 0, &textRect); 2115 heap_free(text); 2116 } 2117 2118 if (created_font) DeleteObject(font); 2119 if (hPrevFont) SelectObject(hDC, hPrevFont); 2120 } 2121 2122 void BUTTON_Register(void) 2123 { 2124 WNDCLASSW wndClass; 2125 2126 memset(&wndClass, 0, sizeof(wndClass)); 2127 wndClass.style = CS_GLOBALCLASS | CS_DBLCLKS | CS_VREDRAW | CS_HREDRAW | CS_PARENTDC; 2128 wndClass.lpfnWndProc = BUTTON_WindowProc; 2129 wndClass.cbClsExtra = 0; 2130 wndClass.cbWndExtra = sizeof(BUTTON_INFO *); 2131 wndClass.hCursor = LoadCursorW(0, (LPWSTR)IDC_ARROW); 2132 wndClass.hbrBackground = NULL; 2133 wndClass.lpszClassName = WC_BUTTONW; 2134 RegisterClassW(&wndClass); 2135 } 2136 2137 2138 #ifdef __REACTOS__ 2139 void BUTTON_Unregister(void) 2140 { 2141 UnregisterClassW(WC_BUTTONW, NULL); 2142 } 2143 #endif 2144