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 SendMessageW( hWnd, BM_SETCHECK, TRUE, 0 ); 789 break; 790 case BS_AUTO3STATE: 791 SendMessageW( hWnd, BM_SETCHECK, (infoPtr->state & BST_INDETERMINATE) ? 0 : 792 ((infoPtr->state & 3) + 1), 0 ); 793 break; 794 } 795 #ifdef __REACTOS__ 796 // Fix CORE-10194, Notify parent after capture is released. 797 ReleaseCapture(); 798 BUTTON_NOTIFY_PARENT(hWnd, BN_CLICKED); 799 #else 800 BUTTON_NOTIFY_PARENT(hWnd, BN_CLICKED); 801 ReleaseCapture(); 802 #endif 803 } 804 else 805 { 806 ReleaseCapture(); 807 } 808 809 break; 810 811 case WM_CAPTURECHANGED: 812 TRACE("WM_CAPTURECHANGED %p\n", hWnd); 813 if (hWnd == (HWND)lParam) break; 814 if (infoPtr->state & BUTTON_BTNPRESSED) 815 { 816 infoPtr->state &= BUTTON_NSTATES; 817 if (infoPtr->state & BST_PUSHED) 818 SendMessageW( hWnd, BM_SETSTATE, FALSE, 0 ); 819 } 820 break; 821 822 case WM_MOUSEMOVE: 823 { 824 TRACKMOUSEEVENT mouse_event; 825 mouse_event.cbSize = sizeof(TRACKMOUSEEVENT); 826 mouse_event.dwFlags = TME_QUERY; 827 828 #ifdef __REACTOS__ 829 if ((infoPtr->state & BST_HOT) == 0) 830 { 831 NMBCHOTITEM nmhotitem; 832 833 infoPtr->state |= BST_HOT; 834 835 nmhotitem.hdr.hwndFrom = hWnd; 836 nmhotitem.hdr.idFrom = GetWindowLongPtrW (hWnd, GWLP_ID); 837 nmhotitem.hdr.code = BCN_HOTITEMCHANGE; 838 nmhotitem.dwFlags = HICF_ENTERING; 839 SendMessageW(GetParent(hWnd), WM_NOTIFY, nmhotitem.hdr.idFrom, (LPARAM)&nmhotitem); 840 841 InvalidateRect(hWnd, NULL, TRUE); 842 } 843 844 if(!TrackMouseEvent(&mouse_event) || !(mouse_event.dwFlags&TME_LEAVE)) 845 { 846 mouse_event.dwFlags = TME_LEAVE; 847 mouse_event.hwndTrack = hWnd; 848 mouse_event.dwHoverTime = 1; 849 TrackMouseEvent(&mouse_event); 850 } 851 break; 852 #else 853 854 if (!TrackMouseEvent(&mouse_event) || !(mouse_event.dwFlags & (TME_HOVER | TME_LEAVE))) 855 { 856 mouse_event.dwFlags = TME_HOVER | TME_LEAVE; 857 mouse_event.hwndTrack = hWnd; 858 mouse_event.dwHoverTime = 1; 859 TrackMouseEvent(&mouse_event); 860 } 861 862 if ((wParam & MK_LBUTTON) && GetCapture() == hWnd) 863 { 864 GetClientRect( hWnd, &rect ); 865 SendMessageW( hWnd, BM_SETSTATE, PtInRect(&rect, pt), 0 ); 866 } 867 break; 868 #endif 869 } 870 871 #ifndef __REACTOS__ 872 case WM_MOUSEHOVER: 873 { 874 infoPtr->state |= BST_HOT; 875 InvalidateRect( hWnd, NULL, FALSE ); 876 break; 877 } 878 #endif 879 880 case WM_MOUSELEAVE: 881 { 882 #ifdef __REACTOS__ 883 if (infoPtr->state & BST_HOT) 884 { 885 NMBCHOTITEM nmhotitem; 886 887 infoPtr->state &= ~BST_HOT; 888 889 nmhotitem.hdr.hwndFrom = hWnd; 890 nmhotitem.hdr.idFrom = GetWindowLongPtrW (hWnd, GWLP_ID); 891 nmhotitem.hdr.code = BCN_HOTITEMCHANGE; 892 nmhotitem.dwFlags = HICF_LEAVING; 893 SendMessageW(GetParent(hWnd), WM_NOTIFY, nmhotitem.hdr.idFrom, (LPARAM)&nmhotitem); 894 895 InvalidateRect(hWnd, NULL, TRUE); 896 } 897 break; 898 #else 899 infoPtr->state &= ~BST_HOT; 900 InvalidateRect( hWnd, NULL, FALSE ); 901 break; 902 #endif 903 } 904 905 #ifdef __REACTOS__ 906 case BCM_GETTEXTMARGIN: 907 { 908 RECT* prc = (RECT*)lParam; 909 if (!prc) 910 return FALSE; 911 *prc = infoPtr->rcTextMargin; 912 return TRUE; 913 } 914 case BCM_SETTEXTMARGIN: 915 { 916 RECT* prc = (RECT*)lParam; 917 if (!prc) 918 return FALSE; 919 infoPtr->rcTextMargin = *prc; 920 return TRUE; 921 } 922 case BCM_SETIMAGELIST: 923 { 924 BUTTON_IMAGELIST * pimldata = (BUTTON_IMAGELIST *)lParam; 925 if (!pimldata || !pimldata->himl) 926 return FALSE; 927 infoPtr->imlData = *pimldata; 928 return TRUE; 929 } 930 case BCM_GETIMAGELIST: 931 { 932 BUTTON_IMAGELIST * pimldata = (BUTTON_IMAGELIST *)lParam; 933 if (!pimldata) 934 return FALSE; 935 *pimldata = infoPtr->imlData; 936 return TRUE; 937 } 938 case BCM_GETIDEALSIZE: 939 { 940 HTHEME theme = GetWindowTheme(hWnd); 941 BOOL ret = FALSE; 942 SIZE* pSize = (SIZE*)lParam; 943 944 if (btn_type == BS_PUSHBUTTON || 945 btn_type == BS_DEFPUSHBUTTON || 946 btn_type == BS_USERBUTTON) 947 { 948 ret = BUTTON_GetIdealSize(infoPtr, theme, pSize); 949 } 950 951 if (!ret) 952 { 953 GetClientRect(hWnd, &rect); 954 pSize->cx = rect.right; 955 pSize->cy = rect.bottom; 956 } 957 958 return TRUE; 959 } 960 #endif 961 962 case WM_SETTEXT: 963 { 964 /* Clear an old text here as Windows does */ 965 #ifdef __REACTOS__ 966 // 967 // ReactOS Note : 968 // wine Bug: http://bugs.winehq.org/show_bug.cgi?id=25790 969 // Patch: http://source.winehq.org/patches/data/70889 970 // By: Alexander LAW, Replicate Windows behavior of WM_SETTEXT handler regarding WM_CTLCOLOR* 971 // 972 if (style & WS_VISIBLE) 973 #else 974 if (IsWindowVisible(hWnd)) 975 #endif 976 { 977 HDC hdc = GetDC(hWnd); 978 HBRUSH hbrush; 979 RECT client, rc; 980 HWND parent = GetParent(hWnd); 981 UINT message = (btn_type == BS_PUSHBUTTON || 982 btn_type == BS_DEFPUSHBUTTON || 983 btn_type == BS_USERBUTTON || 984 btn_type == BS_OWNERDRAW) ? 985 WM_CTLCOLORBTN : WM_CTLCOLORSTATIC; 986 987 if (!parent) parent = hWnd; 988 hbrush = (HBRUSH)SendMessageW(parent, message, 989 (WPARAM)hdc, (LPARAM)hWnd); 990 if (!hbrush) /* did the app forget to call DefWindowProc ? */ 991 hbrush = (HBRUSH)DefWindowProcW(parent, message, 992 (WPARAM)hdc, (LPARAM)hWnd); 993 994 GetClientRect(hWnd, &client); 995 rc = client; 996 /* FIXME: check other BS_* handlers */ 997 if (btn_type == BS_GROUPBOX) 998 InflateRect(&rc, -7, 1); /* GB_Paint does this */ 999 BUTTON_CalcLabelRect(infoPtr, hdc, &rc); 1000 /* Clip by client rect bounds */ 1001 if (rc.right > client.right) rc.right = client.right; 1002 if (rc.bottom > client.bottom) rc.bottom = client.bottom; 1003 FillRect(hdc, &rc, hbrush); 1004 ReleaseDC(hWnd, hdc); 1005 } 1006 1007 DefWindowProcW( hWnd, WM_SETTEXT, wParam, lParam ); 1008 if (btn_type == BS_GROUPBOX) /* Yes, only for BS_GROUPBOX */ 1009 InvalidateRect( hWnd, NULL, TRUE ); 1010 else 1011 paint_button( infoPtr, btn_type, ODA_DRAWENTIRE ); 1012 return 1; /* success. FIXME: check text length */ 1013 } 1014 1015 case WM_SETFONT: 1016 infoPtr->font = (HFONT)wParam; 1017 if (lParam) InvalidateRect(hWnd, NULL, TRUE); 1018 break; 1019 1020 case WM_GETFONT: 1021 return (LRESULT)infoPtr->font; 1022 1023 case WM_SETFOCUS: 1024 TRACE("WM_SETFOCUS %p\n",hWnd); 1025 infoPtr->state |= BST_FOCUS; 1026 #ifdef __REACTOS__ 1027 if (btn_type != BS_OWNERDRAW) 1028 InvalidateRect(hWnd, NULL, FALSE); 1029 else 1030 #endif 1031 paint_button( infoPtr, btn_type, ODA_FOCUS ); 1032 if (style & BS_NOTIFY) 1033 BUTTON_NOTIFY_PARENT(hWnd, BN_SETFOCUS); 1034 break; 1035 1036 case WM_KILLFOCUS: 1037 TRACE("WM_KILLFOCUS %p\n",hWnd); 1038 infoPtr->state &= ~BST_FOCUS; 1039 #ifndef __REACTOS__ 1040 paint_button( infoPtr, btn_type, ODA_FOCUS ); 1041 #endif 1042 1043 if ((infoPtr->state & BUTTON_BTNPRESSED) && GetCapture() == hWnd) 1044 ReleaseCapture(); 1045 if (style & BS_NOTIFY) 1046 BUTTON_NOTIFY_PARENT(hWnd, BN_KILLFOCUS); 1047 1048 InvalidateRect( hWnd, NULL, FALSE ); 1049 break; 1050 1051 case WM_SYSCOLORCHANGE: 1052 InvalidateRect( hWnd, NULL, FALSE ); 1053 break; 1054 1055 case BM_SETSTYLE: 1056 btn_type = wParam & BS_TYPEMASK; 1057 style = (style & ~BS_TYPEMASK) | btn_type; 1058 SetWindowLongW( hWnd, GWL_STYLE, style ); 1059 1060 /* Only redraw if lParam flag is set.*/ 1061 if (lParam) 1062 InvalidateRect( hWnd, NULL, TRUE ); 1063 1064 break; 1065 1066 case BM_CLICK: 1067 #ifdef __REACTOS__ 1068 /* Fix for core CORE-6024 */ 1069 if (infoPtr->state & BUTTON_BMCLICK) 1070 break; 1071 infoPtr->state |= BUTTON_BMCLICK; 1072 #endif 1073 SendMessageW( hWnd, WM_LBUTTONDOWN, 0, 0 ); 1074 SendMessageW( hWnd, WM_LBUTTONUP, 0, 0 ); 1075 #ifdef __REACTOS__ 1076 infoPtr->state &= ~BUTTON_BMCLICK; 1077 #endif 1078 break; 1079 1080 case BM_SETIMAGE: 1081 /* Check that image format matches button style */ 1082 switch (style & (BS_BITMAP|BS_ICON)) 1083 { 1084 case BS_BITMAP: 1085 if (wParam != IMAGE_BITMAP) return 0; 1086 break; 1087 case BS_ICON: 1088 if (wParam != IMAGE_ICON) return 0; 1089 break; 1090 default: 1091 return 0; 1092 } 1093 oldHbitmap = infoPtr->u.image; 1094 infoPtr->u.image = (HANDLE)lParam; 1095 InvalidateRect( hWnd, NULL, FALSE ); 1096 return (LRESULT)oldHbitmap; 1097 1098 case BM_GETIMAGE: 1099 return (LRESULT)infoPtr->u.image; 1100 1101 case BM_GETCHECK: 1102 return infoPtr->state & 3; 1103 1104 case BM_SETCHECK: 1105 if (wParam > maxCheckState[btn_type]) wParam = maxCheckState[btn_type]; 1106 if ((btn_type == BS_RADIOBUTTON) || (btn_type == BS_AUTORADIOBUTTON)) 1107 { 1108 style = wParam ? style | WS_TABSTOP : style & ~WS_TABSTOP; 1109 SetWindowLongW( hWnd, GWL_STYLE, style ); 1110 } 1111 if ((infoPtr->state & 3) != wParam) 1112 { 1113 infoPtr->state = (infoPtr->state & ~3) | wParam; 1114 InvalidateRect( hWnd, NULL, FALSE ); 1115 } 1116 if ((btn_type == BS_AUTORADIOBUTTON) && (wParam == BST_CHECKED) && (style & WS_CHILD)) 1117 BUTTON_CheckAutoRadioButton( hWnd ); 1118 break; 1119 1120 case BM_GETSTATE: 1121 return infoPtr->state; 1122 1123 case BM_SETSTATE: 1124 state = infoPtr->state; 1125 new_state = wParam ? BST_PUSHED : 0; 1126 1127 if ((state ^ new_state) & BST_PUSHED) 1128 { 1129 if (wParam) 1130 state |= BST_PUSHED; 1131 else 1132 state &= ~BST_PUSHED; 1133 1134 if (btn_type == BS_USERBUTTON) 1135 BUTTON_NOTIFY_PARENT( hWnd, (state & BST_PUSHED) ? BN_HILITE : BN_UNHILITE ); 1136 infoPtr->state = state; 1137 1138 InvalidateRect( hWnd, NULL, FALSE ); 1139 } 1140 break; 1141 1142 #ifdef __REACTOS__ 1143 case WM_UPDATEUISTATE: 1144 DefWindowProcW(hWnd, uMsg, wParam, lParam); 1145 1146 if (button_update_uistate(infoPtr)) 1147 paint_button( infoPtr, btn_type, ODA_DRAWENTIRE ); 1148 break; 1149 #endif 1150 1151 case WM_NCHITTEST: 1152 if(btn_type == BS_GROUPBOX) return HTTRANSPARENT; 1153 /* fall through */ 1154 default: 1155 return DefWindowProcW(hWnd, uMsg, wParam, lParam); 1156 } 1157 return 0; 1158 } 1159 1160 /********************************************************************** 1161 * BUTTON_CalcLabelRect 1162 * 1163 * Calculates label's rectangle depending on button style. 1164 * 1165 * Returns flags to be passed to DrawText. 1166 * Calculated rectangle doesn't take into account button state 1167 * (pushed, etc.). If there is nothing to draw (no text/image) output 1168 * rectangle is empty, and return value is (UINT)-1. 1169 */ 1170 static UINT BUTTON_CalcLabelRect(const BUTTON_INFO *infoPtr, HDC hdc, RECT *rc) 1171 { 1172 LONG style = GetWindowLongW( infoPtr->hwnd, GWL_STYLE ); 1173 LONG ex_style = GetWindowLongW( infoPtr->hwnd, GWL_EXSTYLE ); 1174 WCHAR *text; 1175 ICONINFO iconInfo; 1176 BITMAP bm; 1177 UINT dtStyle = BUTTON_BStoDT( style, ex_style ); 1178 RECT r = *rc; 1179 INT n; 1180 #ifdef __REACTOS__ 1181 BOOL bHasIml = BUTTON_DrawIml(hdc, &infoPtr->imlData, &r, TRUE, 0); 1182 #endif 1183 1184 /* Calculate label rectangle according to label type */ 1185 switch (style & (BS_ICON|BS_BITMAP)) 1186 { 1187 case BS_TEXT: 1188 { 1189 HFONT hFont, hPrevFont = 0; 1190 1191 if (!(text = get_button_text( infoPtr ))) goto empty_rect; 1192 if (!text[0]) 1193 { 1194 heap_free( text ); 1195 goto empty_rect; 1196 } 1197 1198 if ((hFont = infoPtr->font)) hPrevFont = SelectObject( hdc, hFont ); 1199 DrawTextW(hdc, text, -1, &r, dtStyle | DT_CALCRECT); 1200 if (hPrevFont) SelectObject( hdc, hPrevFont ); 1201 heap_free( text ); 1202 #ifdef __REACTOS__ 1203 if (infoPtr->ui_state & UISF_HIDEACCEL) 1204 dtStyle |= DT_HIDEPREFIX; 1205 #endif 1206 break; 1207 } 1208 1209 case BS_ICON: 1210 if (!GetIconInfo(infoPtr->u.icon, &iconInfo)) 1211 goto empty_rect; 1212 1213 GetObjectW (iconInfo.hbmColor, sizeof(BITMAP), &bm); 1214 1215 r.right = r.left + bm.bmWidth; 1216 r.bottom = r.top + bm.bmHeight; 1217 1218 DeleteObject(iconInfo.hbmColor); 1219 DeleteObject(iconInfo.hbmMask); 1220 break; 1221 1222 case BS_BITMAP: 1223 if (!GetObjectW( infoPtr->u.bitmap, sizeof(BITMAP), &bm)) 1224 goto empty_rect; 1225 1226 r.right = r.left + bm.bmWidth; 1227 r.bottom = r.top + bm.bmHeight; 1228 break; 1229 1230 default: 1231 empty_rect: 1232 #ifdef __REACTOS__ 1233 if (bHasIml) 1234 break; 1235 #endif 1236 rc->right = r.left; 1237 rc->bottom = r.top; 1238 return (UINT)-1; 1239 } 1240 1241 #ifdef __REACTOS__ 1242 if (bHasIml) 1243 { 1244 if (infoPtr->imlData.uAlign == BUTTON_IMAGELIST_ALIGN_LEFT) 1245 r.left = infoPtr->imlData.margin.left; 1246 else if (infoPtr->imlData.uAlign == BUTTON_IMAGELIST_ALIGN_RIGHT) 1247 r.right = infoPtr->imlData.margin.right; 1248 else if (infoPtr->imlData.uAlign == BUTTON_IMAGELIST_ALIGN_TOP) 1249 r.top = infoPtr->imlData.margin.top; 1250 else if (infoPtr->imlData.uAlign == BUTTON_IMAGELIST_ALIGN_BOTTOM) 1251 r.bottom = infoPtr->imlData.margin.bottom; 1252 } 1253 #endif 1254 1255 /* Position label inside bounding rectangle according to 1256 * alignment flags. (calculated rect is always left-top aligned). 1257 * If label is aligned to any side - shift label in opposite 1258 * direction to leave extra space for focus rectangle. 1259 */ 1260 switch (dtStyle & (DT_CENTER|DT_RIGHT)) 1261 { 1262 case DT_LEFT: r.left++; r.right++; break; 1263 case DT_CENTER: n = r.right - r.left; 1264 r.left = rc->left + ((rc->right - rc->left) - n) / 2; 1265 r.right = r.left + n; break; 1266 case DT_RIGHT: n = r.right - r.left; 1267 r.right = rc->right - 1; 1268 r.left = r.right - n; 1269 break; 1270 } 1271 1272 switch (dtStyle & (DT_VCENTER|DT_BOTTOM)) 1273 { 1274 case DT_TOP: r.top++; r.bottom++; break; 1275 case DT_VCENTER: n = r.bottom - r.top; 1276 #ifdef __REACTOS__ 1277 r.top = rc->top + ((rc->bottom - 1 - rc->top) - n) / 2; 1278 #else 1279 r.top = rc->top + ((rc->bottom - rc->top) - n) / 2; 1280 #endif 1281 r.bottom = r.top + n; break; 1282 case DT_BOTTOM: n = r.bottom - r.top; 1283 r.bottom = rc->bottom - 1; 1284 r.top = r.bottom - n; 1285 break; 1286 } 1287 1288 *rc = r; 1289 return dtStyle; 1290 } 1291 1292 1293 /********************************************************************** 1294 * BUTTON_DrawTextCallback 1295 * 1296 * Callback function used by DrawStateW function. 1297 */ 1298 static BOOL CALLBACK BUTTON_DrawTextCallback(HDC hdc, LPARAM lp, WPARAM wp, int cx, int cy) 1299 { 1300 RECT rc; 1301 1302 SetRect(&rc, 0, 0, cx, cy); 1303 DrawTextW(hdc, (LPCWSTR)lp, -1, &rc, (UINT)wp); 1304 return TRUE; 1305 } 1306 1307 1308 /********************************************************************** 1309 * BUTTON_DrawLabel 1310 * 1311 * Common function for drawing button label. 1312 */ 1313 static void BUTTON_DrawLabel(const BUTTON_INFO *infoPtr, HDC hdc, UINT dtFlags, const RECT *rc) 1314 { 1315 DRAWSTATEPROC lpOutputProc = NULL; 1316 LPARAM lp; 1317 WPARAM wp = 0; 1318 HBRUSH hbr = 0; 1319 UINT flags = IsWindowEnabled(infoPtr->hwnd) ? DSS_NORMAL : DSS_DISABLED; 1320 LONG state = infoPtr->state; 1321 LONG style = GetWindowLongW( infoPtr->hwnd, GWL_STYLE ); 1322 WCHAR *text = NULL; 1323 1324 /* FIXME: To draw disabled label in Win31 look-and-feel, we probably 1325 * must use DSS_MONO flag and COLOR_GRAYTEXT brush (or maybe DSS_UNION). 1326 * I don't have Win31 on hand to verify that, so I leave it as is. 1327 */ 1328 1329 #ifdef __REACTOS__ 1330 RECT rcText = *rc; 1331 BUTTON_DrawIml(hdc, &infoPtr->imlData, &rcText, FALSE, 0); 1332 #endif 1333 1334 if ((style & BS_PUSHLIKE) && (state & BST_INDETERMINATE)) 1335 { 1336 hbr = GetSysColorBrush(COLOR_GRAYTEXT); 1337 flags |= DSS_MONO; 1338 } 1339 1340 switch (style & (BS_ICON|BS_BITMAP)) 1341 { 1342 case BS_TEXT: 1343 /* DST_COMPLEX -- is 0 */ 1344 lpOutputProc = BUTTON_DrawTextCallback; 1345 if (!(text = get_button_text( infoPtr ))) return; 1346 lp = (LPARAM)text; 1347 wp = dtFlags; 1348 #ifdef __REACTOS__ 1349 if (dtFlags & DT_HIDEPREFIX) 1350 flags |= DSS_HIDEPREFIX; 1351 #endif 1352 break; 1353 1354 case BS_ICON: 1355 flags |= DST_ICON; 1356 lp = (LPARAM)infoPtr->u.icon; 1357 break; 1358 1359 case BS_BITMAP: 1360 flags |= DST_BITMAP; 1361 lp = (LPARAM)infoPtr->u.bitmap; 1362 break; 1363 1364 default: 1365 return; 1366 } 1367 1368 #ifdef __REACTOS__ 1369 DrawStateW(hdc, hbr, lpOutputProc, lp, wp, rcText.left, rcText.top, 1370 rcText.right - rcText.left, rcText.bottom - rcText.top, flags); 1371 #else 1372 DrawStateW(hdc, hbr, lpOutputProc, lp, wp, rc->left, rc->top, 1373 rc->right - rc->left, rc->bottom - rc->top, flags); 1374 #endif 1375 heap_free( text ); 1376 } 1377 1378 /********************************************************************** 1379 * Push Button Functions 1380 */ 1381 static void PB_Paint( const BUTTON_INFO *infoPtr, HDC hDC, UINT action ) 1382 { 1383 RECT rc, r; 1384 UINT dtFlags, uState; 1385 HPEN hOldPen, hpen; 1386 HBRUSH hOldBrush; 1387 INT oldBkMode; 1388 COLORREF oldTxtColor; 1389 HFONT hFont; 1390 LONG state = infoPtr->state; 1391 LONG style = GetWindowLongW( infoPtr->hwnd, GWL_STYLE ); 1392 BOOL pushedState = (state & BST_PUSHED); 1393 HWND parent; 1394 HRGN hrgn; 1395 #ifdef __REACTOS__ 1396 DWORD cdrf; 1397 #endif 1398 1399 GetClientRect( infoPtr->hwnd, &rc ); 1400 1401 /* Send WM_CTLCOLOR to allow changing the font (the colors are fixed) */ 1402 if ((hFont = infoPtr->font)) SelectObject( hDC, hFont ); 1403 parent = GetParent(infoPtr->hwnd); 1404 if (!parent) parent = infoPtr->hwnd; 1405 SendMessageW( parent, WM_CTLCOLORBTN, (WPARAM)hDC, (LPARAM)infoPtr->hwnd ); 1406 1407 hrgn = set_control_clipping( hDC, &rc ); 1408 1409 hpen = CreatePen( PS_SOLID, 1, GetSysColor(COLOR_WINDOWFRAME)); 1410 hOldPen = SelectObject(hDC, hpen); 1411 hOldBrush = SelectObject(hDC,GetSysColorBrush(COLOR_BTNFACE)); 1412 oldBkMode = SetBkMode(hDC, TRANSPARENT); 1413 1414 #ifdef __REACTOS__ 1415 cdrf = BUTTON_SendCustomDraw(infoPtr, hDC, CDDS_PREERASE, &rc); 1416 if (cdrf == CDRF_SKIPDEFAULT) 1417 goto cleanup; 1418 #endif 1419 1420 if (get_button_type(style) == BS_DEFPUSHBUTTON) 1421 { 1422 if (action != ODA_FOCUS) 1423 Rectangle(hDC, rc.left, rc.top, rc.right, rc.bottom); 1424 InflateRect( &rc, -1, -1 ); 1425 } 1426 1427 /* completely skip the drawing if only focus has changed */ 1428 if (action == ODA_FOCUS) goto draw_focus; 1429 1430 uState = DFCS_BUTTONPUSH; 1431 1432 if (style & BS_FLAT) 1433 uState |= DFCS_MONO; 1434 else if (pushedState) 1435 { 1436 if (get_button_type(style) == BS_DEFPUSHBUTTON ) 1437 uState |= DFCS_FLAT; 1438 else 1439 uState |= DFCS_PUSHED; 1440 } 1441 1442 if (state & (BST_CHECKED | BST_INDETERMINATE)) 1443 uState |= DFCS_CHECKED; 1444 1445 DrawFrameControl( hDC, &rc, DFC_BUTTON, uState ); 1446 1447 #ifdef __REACTOS__ 1448 if (cdrf == CDRF_NOTIFYPOSTERASE) 1449 BUTTON_SendCustomDraw(infoPtr, hDC, CDDS_POSTERASE, &rc); 1450 1451 cdrf = BUTTON_SendCustomDraw(infoPtr, hDC, CDDS_PREPAINT, &rc); 1452 if (cdrf == CDRF_SKIPDEFAULT) 1453 goto cleanup; 1454 #endif 1455 1456 /* draw button label */ 1457 r = rc; 1458 dtFlags = BUTTON_CalcLabelRect(infoPtr, hDC, &r); 1459 1460 if (dtFlags == (UINT)-1L) 1461 goto cleanup; 1462 1463 if (pushedState) 1464 OffsetRect(&r, 1, 1); 1465 1466 oldTxtColor = SetTextColor( hDC, GetSysColor(COLOR_BTNTEXT) ); 1467 1468 BUTTON_DrawLabel(infoPtr, hDC, dtFlags, &r); 1469 1470 SetTextColor( hDC, oldTxtColor ); 1471 1472 #ifdef __REACTOS__ 1473 if (cdrf == CDRF_NOTIFYPOSTPAINT) 1474 BUTTON_SendCustomDraw(infoPtr, hDC, CDDS_POSTPAINT, &rc); 1475 #endif 1476 1477 draw_focus: 1478 if (action == ODA_FOCUS || (state & BST_FOCUS)) 1479 { 1480 #ifdef __REACTOS__ 1481 if (!(infoPtr->ui_state & UISF_HIDEFOCUS)) 1482 { 1483 #endif 1484 InflateRect( &rc, -2, -2 ); 1485 DrawFocusRect( hDC, &rc ); 1486 #ifdef __REACTOS__ 1487 } 1488 #endif 1489 } 1490 1491 cleanup: 1492 SelectObject( hDC, hOldPen ); 1493 SelectObject( hDC, hOldBrush ); 1494 SetBkMode(hDC, oldBkMode); 1495 SelectClipRgn( hDC, hrgn ); 1496 if (hrgn) DeleteObject( hrgn ); 1497 DeleteObject( hpen ); 1498 } 1499 1500 /********************************************************************** 1501 * Check Box & Radio Button Functions 1502 */ 1503 1504 static void CB_Paint( const BUTTON_INFO *infoPtr, HDC hDC, UINT action ) 1505 { 1506 RECT rbox, rtext, client; 1507 HBRUSH hBrush; 1508 int delta, text_offset, checkBoxWidth, checkBoxHeight; 1509 UINT dtFlags; 1510 HFONT hFont; 1511 LONG state = infoPtr->state; 1512 LONG style = GetWindowLongW( infoPtr->hwnd, GWL_STYLE ); 1513 LONG ex_style = GetWindowLongW( infoPtr->hwnd, GWL_EXSTYLE ); 1514 HWND parent; 1515 HRGN hrgn; 1516 1517 if (style & BS_PUSHLIKE) 1518 { 1519 PB_Paint( infoPtr, hDC, action ); 1520 return; 1521 } 1522 1523 GetClientRect(infoPtr->hwnd, &client); 1524 rbox = rtext = client; 1525 1526 checkBoxWidth = 12 * GetDeviceCaps( hDC, LOGPIXELSX ) / 96 + 1; 1527 checkBoxHeight = 12 * GetDeviceCaps( hDC, LOGPIXELSY ) / 96 + 1; 1528 1529 if ((hFont = infoPtr->font)) SelectObject( hDC, hFont ); 1530 GetCharWidthW( hDC, '0', '0', &text_offset ); 1531 text_offset /= 2; 1532 1533 parent = GetParent(infoPtr->hwnd); 1534 if (!parent) parent = infoPtr->hwnd; 1535 hBrush = (HBRUSH)SendMessageW(parent, WM_CTLCOLORSTATIC, (WPARAM)hDC, (LPARAM)infoPtr->hwnd); 1536 if (!hBrush) /* did the app forget to call defwindowproc ? */ 1537 hBrush = (HBRUSH)DefWindowProcW(parent, WM_CTLCOLORSTATIC, (WPARAM)hDC, (LPARAM)infoPtr->hwnd); 1538 hrgn = set_control_clipping( hDC, &client ); 1539 1540 if (style & BS_LEFTTEXT || ex_style & WS_EX_RIGHT) 1541 { 1542 rtext.right -= checkBoxWidth + text_offset; 1543 rbox.left = rbox.right - checkBoxWidth; 1544 } 1545 else 1546 { 1547 rtext.left += checkBoxWidth + text_offset; 1548 rbox.right = checkBoxWidth; 1549 } 1550 1551 /* Since WM_ERASEBKGND does nothing, first prepare background */ 1552 if (action == ODA_SELECT) FillRect( hDC, &rbox, hBrush ); 1553 if (action == ODA_DRAWENTIRE) FillRect( hDC, &client, hBrush ); 1554 1555 /* Draw label */ 1556 client = rtext; 1557 dtFlags = BUTTON_CalcLabelRect(infoPtr, hDC, &rtext); 1558 1559 /* Only adjust rbox when rtext is valid */ 1560 if (dtFlags != (UINT)-1L) 1561 { 1562 rbox.top = rtext.top; 1563 rbox.bottom = rtext.bottom; 1564 } 1565 1566 /* Draw the check-box bitmap */ 1567 if (action == ODA_DRAWENTIRE || action == ODA_SELECT) 1568 { 1569 UINT flags; 1570 1571 if ((get_button_type(style) == BS_RADIOBUTTON) || 1572 (get_button_type(style) == BS_AUTORADIOBUTTON)) flags = DFCS_BUTTONRADIO; 1573 else if (state & BST_INDETERMINATE) flags = DFCS_BUTTON3STATE; 1574 else flags = DFCS_BUTTONCHECK; 1575 1576 if (state & (BST_CHECKED | BST_INDETERMINATE)) flags |= DFCS_CHECKED; 1577 if (state & BST_PUSHED) flags |= DFCS_PUSHED; 1578 1579 if (style & WS_DISABLED) flags |= DFCS_INACTIVE; 1580 1581 /* rbox must have the correct height */ 1582 delta = rbox.bottom - rbox.top - checkBoxHeight; 1583 1584 if (style & BS_TOP) { 1585 if (delta > 0) { 1586 rbox.bottom = rbox.top + checkBoxHeight; 1587 } else { 1588 rbox.top -= -delta/2 + 1; 1589 rbox.bottom = rbox.top + checkBoxHeight; 1590 } 1591 } else if (style & BS_BOTTOM) { 1592 if (delta > 0) { 1593 rbox.top = rbox.bottom - checkBoxHeight; 1594 } else { 1595 rbox.bottom += -delta/2 + 1; 1596 rbox.top = rbox.bottom - checkBoxHeight; 1597 } 1598 } else { /* Default */ 1599 if (delta > 0) { 1600 int ofs = (delta / 2); 1601 rbox.bottom -= ofs + 1; 1602 rbox.top = rbox.bottom - checkBoxHeight; 1603 } else if (delta < 0) { 1604 int ofs = (-delta / 2); 1605 rbox.top -= ofs + 1; 1606 rbox.bottom = rbox.top + checkBoxHeight; 1607 } 1608 } 1609 1610 DrawFrameControl( hDC, &rbox, DFC_BUTTON, flags ); 1611 } 1612 1613 if (dtFlags == (UINT)-1L) /* Noting to draw */ 1614 return; 1615 1616 if (action == ODA_DRAWENTIRE) 1617 BUTTON_DrawLabel(infoPtr, hDC, dtFlags, &rtext); 1618 1619 /* ... and focus */ 1620 if (action == ODA_FOCUS || (state & BST_FOCUS)) 1621 { 1622 rtext.left--; 1623 rtext.right++; 1624 IntersectRect(&rtext, &rtext, &client); 1625 DrawFocusRect( hDC, &rtext ); 1626 } 1627 SelectClipRgn( hDC, hrgn ); 1628 if (hrgn) DeleteObject( hrgn ); 1629 } 1630 1631 1632 /********************************************************************** 1633 * BUTTON_CheckAutoRadioButton 1634 * 1635 * hwnd is checked, uncheck every other auto radio button in group 1636 */ 1637 static void BUTTON_CheckAutoRadioButton( HWND hwnd ) 1638 { 1639 HWND parent, sibling, start; 1640 1641 parent = GetParent(hwnd); 1642 /* make sure that starting control is not disabled or invisible */ 1643 start = sibling = GetNextDlgGroupItem( parent, hwnd, TRUE ); 1644 do 1645 { 1646 if (!sibling) break; 1647 if ((hwnd != sibling) && 1648 ((GetWindowLongW( sibling, GWL_STYLE) & BS_TYPEMASK) == BS_AUTORADIOBUTTON)) 1649 SendMessageW( sibling, BM_SETCHECK, BST_UNCHECKED, 0 ); 1650 sibling = GetNextDlgGroupItem( parent, sibling, FALSE ); 1651 } while (sibling != start); 1652 } 1653 1654 1655 /********************************************************************** 1656 * Group Box Functions 1657 */ 1658 1659 static void GB_Paint( const BUTTON_INFO *infoPtr, HDC hDC, UINT action ) 1660 { 1661 RECT rc, rcFrame; 1662 HBRUSH hbr; 1663 HFONT hFont; 1664 UINT dtFlags; 1665 TEXTMETRICW tm; 1666 LONG style = GetWindowLongW( infoPtr->hwnd, GWL_STYLE ); 1667 HWND parent; 1668 HRGN hrgn; 1669 1670 if ((hFont = infoPtr->font)) SelectObject( hDC, hFont ); 1671 /* GroupBox acts like static control, so it sends CTLCOLORSTATIC */ 1672 parent = GetParent(infoPtr->hwnd); 1673 if (!parent) parent = infoPtr->hwnd; 1674 hbr = (HBRUSH)SendMessageW(parent, WM_CTLCOLORSTATIC, (WPARAM)hDC, (LPARAM)infoPtr->hwnd); 1675 if (!hbr) /* did the app forget to call defwindowproc ? */ 1676 hbr = (HBRUSH)DefWindowProcW(parent, WM_CTLCOLORSTATIC, (WPARAM)hDC, (LPARAM)infoPtr->hwnd); 1677 GetClientRect( infoPtr->hwnd, &rc); 1678 rcFrame = rc; 1679 hrgn = set_control_clipping( hDC, &rc ); 1680 1681 GetTextMetricsW (hDC, &tm); 1682 rcFrame.top += (tm.tmHeight / 2) - 1; 1683 DrawEdge (hDC, &rcFrame, EDGE_ETCHED, BF_RECT | ((style & BS_FLAT) ? BF_FLAT : 0)); 1684 1685 InflateRect(&rc, -7, 1); 1686 dtFlags = BUTTON_CalcLabelRect(infoPtr, hDC, &rc); 1687 1688 if (dtFlags != (UINT)-1) 1689 { 1690 /* Because buttons have CS_PARENTDC class style, there is a chance 1691 * that label will be drawn out of client rect. 1692 * But Windows doesn't clip label's rect, so do I. 1693 */ 1694 1695 /* There is 1-pixel margin at the left, right, and bottom */ 1696 rc.left--; rc.right++; rc.bottom++; 1697 FillRect(hDC, &rc, hbr); 1698 rc.left++; rc.right--; rc.bottom--; 1699 1700 BUTTON_DrawLabel(infoPtr, hDC, dtFlags, &rc); 1701 } 1702 SelectClipRgn( hDC, hrgn ); 1703 if (hrgn) DeleteObject( hrgn ); 1704 } 1705 1706 1707 /********************************************************************** 1708 * User Button Functions 1709 */ 1710 1711 static void UB_Paint( const BUTTON_INFO *infoPtr, HDC hDC, UINT action ) 1712 { 1713 RECT rc; 1714 HBRUSH hBrush; 1715 HFONT hFont; 1716 LONG state = infoPtr->state; 1717 HWND parent; 1718 1719 GetClientRect( infoPtr->hwnd, &rc); 1720 1721 if ((hFont = infoPtr->font)) SelectObject( hDC, hFont ); 1722 1723 parent = GetParent(infoPtr->hwnd); 1724 if (!parent) parent = infoPtr->hwnd; 1725 hBrush = (HBRUSH)SendMessageW(parent, WM_CTLCOLORBTN, (WPARAM)hDC, (LPARAM)infoPtr->hwnd); 1726 if (!hBrush) /* did the app forget to call defwindowproc ? */ 1727 hBrush = (HBRUSH)DefWindowProcW(parent, WM_CTLCOLORBTN, (WPARAM)hDC, (LPARAM)infoPtr->hwnd); 1728 1729 FillRect( hDC, &rc, hBrush ); 1730 if (action == ODA_FOCUS || (state & BST_FOCUS)) 1731 DrawFocusRect( hDC, &rc ); 1732 1733 switch (action) 1734 { 1735 case ODA_FOCUS: 1736 BUTTON_NOTIFY_PARENT( infoPtr->hwnd, (state & BST_FOCUS) ? BN_SETFOCUS : BN_KILLFOCUS ); 1737 break; 1738 1739 case ODA_SELECT: 1740 BUTTON_NOTIFY_PARENT( infoPtr->hwnd, (state & BST_PUSHED) ? BN_HILITE : BN_UNHILITE ); 1741 break; 1742 1743 default: 1744 break; 1745 } 1746 } 1747 1748 1749 /********************************************************************** 1750 * Ownerdrawn Button Functions 1751 */ 1752 1753 static void OB_Paint( const BUTTON_INFO *infoPtr, HDC hDC, UINT action ) 1754 { 1755 LONG state = infoPtr->state; 1756 DRAWITEMSTRUCT dis; 1757 LONG_PTR id = GetWindowLongPtrW( infoPtr->hwnd, GWLP_ID ); 1758 HWND parent; 1759 HFONT hFont; 1760 HRGN hrgn; 1761 1762 dis.CtlType = ODT_BUTTON; 1763 dis.CtlID = id; 1764 dis.itemID = 0; 1765 dis.itemAction = action; 1766 dis.itemState = ((state & BST_FOCUS) ? ODS_FOCUS : 0) | 1767 ((state & BST_PUSHED) ? ODS_SELECTED : 0) | 1768 (IsWindowEnabled(infoPtr->hwnd) ? 0: ODS_DISABLED); 1769 dis.hwndItem = infoPtr->hwnd; 1770 dis.hDC = hDC; 1771 dis.itemData = 0; 1772 GetClientRect( infoPtr->hwnd, &dis.rcItem ); 1773 1774 if ((hFont = infoPtr->font)) SelectObject( hDC, hFont ); 1775 parent = GetParent(infoPtr->hwnd); 1776 if (!parent) parent = infoPtr->hwnd; 1777 SendMessageW( parent, WM_CTLCOLORBTN, (WPARAM)hDC, (LPARAM)infoPtr->hwnd ); 1778 1779 hrgn = set_control_clipping( hDC, &dis.rcItem ); 1780 1781 SendMessageW( GetParent(infoPtr->hwnd), WM_DRAWITEM, id, (LPARAM)&dis ); 1782 SelectClipRgn( hDC, hrgn ); 1783 if (hrgn) DeleteObject( hrgn ); 1784 } 1785 1786 #ifdef __REACTOS__ /* r73885 */ 1787 static void PB_ThemedPaint( HTHEME theme, const BUTTON_INFO *infoPtr, HDC hDC, ButtonState drawState, UINT dtFlags, BOOL focused, LPARAM prfFlag) 1788 #else 1789 static void PB_ThemedPaint(HTHEME theme, const BUTTON_INFO *infoPtr, HDC hDC, ButtonState drawState, UINT dtFlags, BOOL focused) 1790 #endif 1791 { 1792 static const int states[] = { PBS_NORMAL, PBS_DISABLED, PBS_HOT, PBS_PRESSED, PBS_DEFAULTED }; 1793 1794 RECT bgRect, textRect; 1795 HFONT font = infoPtr->font; 1796 HFONT hPrevFont = font ? SelectObject(hDC, font) : NULL; 1797 int state = states[ drawState ]; 1798 WCHAR *text = get_button_text(infoPtr); 1799 #ifdef __REACTOS__ 1800 HWND parent; 1801 DWORD cdrf; 1802 1803 GetClientRect(infoPtr->hwnd, &bgRect); 1804 GetThemeBackgroundContentRect(theme, hDC, BP_PUSHBUTTON, state, &bgRect, &textRect); 1805 1806 if (prfFlag == 0) 1807 { 1808 if (IsThemeBackgroundPartiallyTransparent(theme, BP_PUSHBUTTON, state)) 1809 DrawThemeParentBackground(infoPtr->hwnd, hDC, NULL); 1810 } 1811 1812 parent = GetParent(infoPtr->hwnd); 1813 if (!parent) parent = infoPtr->hwnd; 1814 SendMessageW( parent, WM_CTLCOLORBTN, (WPARAM)hDC, (LPARAM)infoPtr->hwnd ); 1815 1816 cdrf = BUTTON_SendCustomDraw(infoPtr, hDC, CDDS_PREERASE, &bgRect); 1817 if (cdrf == CDRF_SKIPDEFAULT) 1818 goto cleanup; 1819 1820 DrawThemeBackground(theme, hDC, BP_PUSHBUTTON, state, &bgRect, NULL); 1821 1822 if (cdrf == CDRF_NOTIFYPOSTERASE) 1823 BUTTON_SendCustomDraw(infoPtr, hDC, CDDS_POSTERASE, &bgRect); 1824 1825 cdrf = BUTTON_SendCustomDraw(infoPtr, hDC, CDDS_PREPAINT, &bgRect); 1826 if (cdrf == CDRF_SKIPDEFAULT) 1827 goto cleanup; 1828 1829 BUTTON_DrawIml(hDC, &infoPtr->imlData, &textRect, FALSE, drawState); 1830 #else 1831 GetClientRect(infoPtr->hwnd, &bgRect); 1832 GetThemeBackgroundContentRect(theme, hDC, BP_PUSHBUTTON, state, &bgRect, &textRect); 1833 1834 if (IsThemeBackgroundPartiallyTransparent(theme, BP_PUSHBUTTON, state)) 1835 DrawThemeParentBackground(infoPtr->hwnd, hDC, NULL); 1836 1837 DrawThemeBackground(theme, hDC, BP_PUSHBUTTON, state, &bgRect, NULL); 1838 #endif 1839 1840 if (text) 1841 { 1842 DrawThemeText(theme, hDC, BP_PUSHBUTTON, state, text, lstrlenW(text), dtFlags, 0, &textRect); 1843 heap_free(text); 1844 #ifdef __REACTOS__ 1845 text = NULL; 1846 #endif 1847 } 1848 1849 if (focused) 1850 { 1851 MARGINS margins; 1852 RECT focusRect = bgRect; 1853 1854 GetThemeMargins(theme, hDC, BP_PUSHBUTTON, state, TMT_CONTENTMARGINS, NULL, &margins); 1855 1856 focusRect.left += margins.cxLeftWidth; 1857 focusRect.top += margins.cyTopHeight; 1858 focusRect.right -= margins.cxRightWidth; 1859 focusRect.bottom -= margins.cyBottomHeight; 1860 1861 DrawFocusRect( hDC, &focusRect ); 1862 } 1863 1864 #ifdef __REACTOS__ 1865 if (cdrf == CDRF_NOTIFYPOSTPAINT) 1866 BUTTON_SendCustomDraw(infoPtr, hDC, CDDS_POSTPAINT, &bgRect); 1867 cleanup: 1868 if (text) heap_free(text); 1869 #endif 1870 if (hPrevFont) SelectObject(hDC, hPrevFont); 1871 } 1872 1873 #ifdef __REACTOS__ /* r73885 */ 1874 static void CB_ThemedPaint(HTHEME theme, const BUTTON_INFO *infoPtr, HDC hDC, ButtonState drawState, UINT dtFlags, BOOL focused, LPARAM prfFlag) 1875 #else 1876 static void CB_ThemedPaint(HTHEME theme, const BUTTON_INFO *infoPtr, HDC hDC, ButtonState drawState, UINT dtFlags, BOOL focused) 1877 #endif 1878 { 1879 static const int cb_states[3][5] = 1880 { 1881 { CBS_UNCHECKEDNORMAL, CBS_UNCHECKEDHOT, CBS_UNCHECKEDPRESSED, CBS_UNCHECKEDDISABLED, CBS_UNCHECKEDNORMAL }, 1882 { CBS_CHECKEDNORMAL, CBS_CHECKEDHOT, CBS_CHECKEDPRESSED, CBS_CHECKEDDISABLED, CBS_CHECKEDNORMAL }, 1883 { CBS_MIXEDNORMAL, CBS_MIXEDHOT, CBS_MIXEDPRESSED, CBS_MIXEDDISABLED, CBS_MIXEDNORMAL } 1884 }; 1885 1886 static const int rb_states[2][5] = 1887 { 1888 { RBS_UNCHECKEDNORMAL, RBS_UNCHECKEDHOT, RBS_UNCHECKEDPRESSED, RBS_UNCHECKEDDISABLED, RBS_UNCHECKEDNORMAL }, 1889 { RBS_CHECKEDNORMAL, RBS_CHECKEDHOT, RBS_CHECKEDPRESSED, RBS_CHECKEDDISABLED, RBS_CHECKEDNORMAL } 1890 }; 1891 1892 SIZE sz; 1893 RECT bgRect, textRect; 1894 HFONT font, hPrevFont = NULL; 1895 int checkState = infoPtr->state & 3; 1896 DWORD dwStyle = GetWindowLongW(infoPtr->hwnd, GWL_STYLE); 1897 UINT btn_type = get_button_type( dwStyle ); 1898 int part = (btn_type == BS_RADIOBUTTON) || (btn_type == BS_AUTORADIOBUTTON) ? BP_RADIOBUTTON : BP_CHECKBOX; 1899 int state = (part == BP_CHECKBOX) 1900 ? cb_states[ checkState ][ drawState ] 1901 : rb_states[ checkState ][ drawState ]; 1902 WCHAR *text = get_button_text(infoPtr); 1903 LOGFONTW lf; 1904 BOOL created_font = FALSE; 1905 #ifdef __REACTOS__ 1906 HWND parent; 1907 HBRUSH hBrush; 1908 DWORD cdrf; 1909 #endif 1910 1911 HRESULT hr = GetThemeFont(theme, hDC, part, state, TMT_FONT, &lf); 1912 if (SUCCEEDED(hr)) { 1913 font = CreateFontIndirectW(&lf); 1914 if (!font) 1915 TRACE("Failed to create font\n"); 1916 else { 1917 TRACE("font = %s\n", debugstr_w(lf.lfFaceName)); 1918 hPrevFont = SelectObject(hDC, font); 1919 created_font = TRUE; 1920 } 1921 } else { 1922 #ifdef __REACTOS__ /* r73885 */ 1923 font = infoPtr->font; 1924 #else 1925 font = (HFONT)SendMessageW(infoPtr->hwnd, WM_GETFONT, 0, 0); 1926 #endif 1927 hPrevFont = SelectObject(hDC, font); 1928 } 1929 1930 if (FAILED(GetThemePartSize(theme, hDC, part, state, NULL, TS_DRAW, &sz))) 1931 sz.cx = sz.cy = 13; 1932 1933 GetClientRect(infoPtr->hwnd, &bgRect); 1934 1935 #ifdef __REACTOS__ 1936 if (prfFlag == 0) 1937 { 1938 DrawThemeParentBackground(infoPtr->hwnd, hDC, NULL); 1939 } 1940 1941 parent = GetParent(infoPtr->hwnd); 1942 if (!parent) parent = infoPtr->hwnd; 1943 hBrush = (HBRUSH)SendMessageW(parent, WM_CTLCOLORSTATIC, 1944 (WPARAM)hDC, (LPARAM)infoPtr->hwnd); 1945 if (!hBrush) /* did the app forget to call defwindowproc ? */ 1946 hBrush = (HBRUSH)DefWindowProcW(parent, WM_CTLCOLORSTATIC, 1947 (WPARAM)hDC, (LPARAM)infoPtr->hwnd ); 1948 FillRect( hDC, &bgRect, hBrush ); 1949 1950 cdrf = BUTTON_SendCustomDraw(infoPtr, hDC, CDDS_PREERASE, &bgRect); 1951 if (cdrf == CDRF_SKIPDEFAULT) 1952 goto cleanup; 1953 #endif 1954 1955 GetThemeBackgroundContentRect(theme, hDC, part, state, &bgRect, &textRect); 1956 1957 if (dtFlags & DT_SINGLELINE) /* Center the checkbox / radio button to the text. */ 1958 bgRect.top = bgRect.top + (textRect.bottom - textRect.top - sz.cy) / 2; 1959 1960 /* adjust for the check/radio marker */ 1961 bgRect.bottom = bgRect.top + sz.cy; 1962 bgRect.right = bgRect.left + sz.cx; 1963 textRect.left = bgRect.right + 6; 1964 1965 #ifdef __REACTOS__ 1966 DrawThemeBackground(theme, hDC, part, state, &bgRect, NULL); 1967 1968 if (cdrf == CDRF_NOTIFYPOSTERASE) 1969 BUTTON_SendCustomDraw(infoPtr, hDC, CDDS_POSTERASE, &bgRect); 1970 1971 cdrf = BUTTON_SendCustomDraw(infoPtr, hDC, CDDS_PREPAINT, &bgRect); 1972 if (cdrf == CDRF_SKIPDEFAULT) 1973 goto cleanup; 1974 1975 #else 1976 DrawThemeParentBackground(infoPtr->hwnd, hDC, NULL); 1977 DrawThemeBackground(theme, hDC, part, state, &bgRect, NULL); 1978 #endif 1979 if (text) 1980 { 1981 DrawThemeText(theme, hDC, part, state, text, lstrlenW(text), dtFlags, 0, &textRect); 1982 1983 if (focused) 1984 { 1985 RECT focusRect; 1986 1987 focusRect = textRect; 1988 1989 DrawTextW(hDC, text, lstrlenW(text), &focusRect, dtFlags | DT_CALCRECT); 1990 1991 if (focusRect.right < textRect.right) focusRect.right++; 1992 focusRect.bottom = textRect.bottom; 1993 1994 DrawFocusRect( hDC, &focusRect ); 1995 } 1996 1997 heap_free(text); 1998 #ifdef __REACTOS__ 1999 text = NULL; 2000 #endif 2001 } 2002 2003 #ifdef __REACTOS__ 2004 if (cdrf == CDRF_NOTIFYPOSTPAINT) 2005 BUTTON_SendCustomDraw(infoPtr, hDC, CDDS_POSTPAINT, &bgRect); 2006 cleanup: 2007 if (text) heap_free(text); 2008 #endif 2009 if (created_font) DeleteObject(font); 2010 if (hPrevFont) SelectObject(hDC, hPrevFont); 2011 } 2012 2013 #ifdef __REACTOS__ /* r73885 */ 2014 static void GB_ThemedPaint(HTHEME theme, const BUTTON_INFO *infoPtr, HDC hDC, ButtonState drawState, UINT dtFlags, BOOL focused, LPARAM prfFlag) 2015 #else 2016 static void GB_ThemedPaint(HTHEME theme, const BUTTON_INFO *infoPtr, HDC hDC, ButtonState drawState, UINT dtFlags, BOOL focused) 2017 #endif 2018 { 2019 static const int states[] = { GBS_NORMAL, GBS_DISABLED, GBS_NORMAL, GBS_NORMAL, GBS_NORMAL }; 2020 2021 RECT bgRect, textRect, contentRect; 2022 int state = states[ drawState ]; 2023 WCHAR *text = get_button_text(infoPtr); 2024 LOGFONTW lf; 2025 HFONT font, hPrevFont = NULL; 2026 BOOL created_font = FALSE; 2027 #ifdef __REACTOS__ /* r74406 */ 2028 HWND parent; 2029 HBRUSH hBrush; 2030 RECT clientRect; 2031 #endif 2032 2033 HRESULT hr = GetThemeFont(theme, hDC, BP_GROUPBOX, state, TMT_FONT, &lf); 2034 if (SUCCEEDED(hr)) { 2035 font = CreateFontIndirectW(&lf); 2036 if (!font) 2037 TRACE("Failed to create font\n"); 2038 else { 2039 hPrevFont = SelectObject(hDC, font); 2040 created_font = TRUE; 2041 } 2042 } else { 2043 #ifdef __REACTOS__ /* r73885 */ 2044 font = infoPtr->font; 2045 #else 2046 font = (HFONT)SendMessageW(infoPtr->hwnd, WM_GETFONT, 0, 0); 2047 #endif 2048 hPrevFont = SelectObject(hDC, font); 2049 } 2050 2051 GetClientRect(infoPtr->hwnd, &bgRect); 2052 textRect = bgRect; 2053 2054 if (text) 2055 { 2056 SIZE textExtent; 2057 GetTextExtentPoint32W(hDC, text, lstrlenW(text), &textExtent); 2058 bgRect.top += (textExtent.cy / 2); 2059 textRect.left += 10; 2060 textRect.bottom = textRect.top + textExtent.cy; 2061 textRect.right = textRect.left + textExtent.cx + 4; 2062 2063 ExcludeClipRect(hDC, textRect.left, textRect.top, textRect.right, textRect.bottom); 2064 } 2065 2066 GetThemeBackgroundContentRect(theme, hDC, BP_GROUPBOX, state, &bgRect, &contentRect); 2067 ExcludeClipRect(hDC, contentRect.left, contentRect.top, contentRect.right, contentRect.bottom); 2068 2069 #ifdef __REACTOS__ /* r73885 & r74149 */ 2070 if (prfFlag == 0) 2071 #endif 2072 if (IsThemeBackgroundPartiallyTransparent(theme, BP_GROUPBOX, state)) 2073 DrawThemeParentBackground(infoPtr->hwnd, hDC, NULL); 2074 2075 #ifdef __REACTOS__ /* r74406 */ 2076 parent = GetParent(infoPtr->hwnd); 2077 if (!parent) parent = infoPtr->hwnd; 2078 hBrush = (HBRUSH)SendMessageW(parent, WM_CTLCOLORSTATIC, 2079 (WPARAM)hDC, (LPARAM)infoPtr->hwnd); 2080 if (!hBrush) /* did the app forget to call defwindowproc ? */ 2081 hBrush = (HBRUSH)DefWindowProcW(parent, WM_CTLCOLORSTATIC, 2082 (WPARAM)hDC, (LPARAM)infoPtr->hwnd ); 2083 GetClientRect(infoPtr->hwnd, &clientRect); 2084 FillRect( hDC, &clientRect, hBrush ); 2085 #endif 2086 2087 DrawThemeBackground(theme, hDC, BP_GROUPBOX, state, &bgRect, NULL); 2088 2089 SelectClipRgn(hDC, NULL); 2090 2091 if (text) 2092 { 2093 InflateRect(&textRect, -2, 0); 2094 DrawThemeText(theme, hDC, BP_GROUPBOX, state, text, lstrlenW(text), 0, 0, &textRect); 2095 heap_free(text); 2096 } 2097 2098 if (created_font) DeleteObject(font); 2099 if (hPrevFont) SelectObject(hDC, hPrevFont); 2100 } 2101 2102 void BUTTON_Register(void) 2103 { 2104 WNDCLASSW wndClass; 2105 2106 memset(&wndClass, 0, sizeof(wndClass)); 2107 wndClass.style = CS_GLOBALCLASS | CS_DBLCLKS | CS_VREDRAW | CS_HREDRAW | CS_PARENTDC; 2108 wndClass.lpfnWndProc = BUTTON_WindowProc; 2109 wndClass.cbClsExtra = 0; 2110 wndClass.cbWndExtra = sizeof(BUTTON_INFO *); 2111 wndClass.hCursor = LoadCursorW(0, (LPWSTR)IDC_ARROW); 2112 wndClass.hbrBackground = NULL; 2113 wndClass.lpszClassName = WC_BUTTONW; 2114 RegisterClassW(&wndClass); 2115 } 2116 2117 2118 #ifdef __REACTOS__ 2119 void BUTTON_Unregister(void) 2120 { 2121 UnregisterClassW(WC_BUTTONW, NULL); 2122 } 2123 #endif 2124