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 rc->right = r.left; 1233 rc->bottom = r.top; 1234 return (UINT)-1; 1235 } 1236 1237 #ifdef __REACTOS__ 1238 if (bHasIml) 1239 { 1240 if (infoPtr->imlData.uAlign == BUTTON_IMAGELIST_ALIGN_LEFT) 1241 r.left = infoPtr->imlData.margin.left; 1242 else if (infoPtr->imlData.uAlign == BUTTON_IMAGELIST_ALIGN_RIGHT) 1243 r.right = infoPtr->imlData.margin.right; 1244 else if (infoPtr->imlData.uAlign == BUTTON_IMAGELIST_ALIGN_TOP) 1245 r.top = infoPtr->imlData.margin.top; 1246 else if (infoPtr->imlData.uAlign == BUTTON_IMAGELIST_ALIGN_BOTTOM) 1247 r.bottom = infoPtr->imlData.margin.bottom; 1248 } 1249 #endif 1250 1251 /* Position label inside bounding rectangle according to 1252 * alignment flags. (calculated rect is always left-top aligned). 1253 * If label is aligned to any side - shift label in opposite 1254 * direction to leave extra space for focus rectangle. 1255 */ 1256 switch (dtStyle & (DT_CENTER|DT_RIGHT)) 1257 { 1258 case DT_LEFT: r.left++; r.right++; break; 1259 case DT_CENTER: n = r.right - r.left; 1260 r.left = rc->left + ((rc->right - rc->left) - n) / 2; 1261 r.right = r.left + n; break; 1262 case DT_RIGHT: n = r.right - r.left; 1263 r.right = rc->right - 1; 1264 r.left = r.right - n; 1265 break; 1266 } 1267 1268 switch (dtStyle & (DT_VCENTER|DT_BOTTOM)) 1269 { 1270 case DT_TOP: r.top++; r.bottom++; break; 1271 case DT_VCENTER: n = r.bottom - r.top; 1272 r.top = rc->top + ((rc->bottom - rc->top) - n) / 2; 1273 r.bottom = r.top + n; break; 1274 case DT_BOTTOM: n = r.bottom - r.top; 1275 r.bottom = rc->bottom - 1; 1276 r.top = r.bottom - n; 1277 break; 1278 } 1279 1280 *rc = r; 1281 return dtStyle; 1282 } 1283 1284 1285 /********************************************************************** 1286 * BUTTON_DrawTextCallback 1287 * 1288 * Callback function used by DrawStateW function. 1289 */ 1290 static BOOL CALLBACK BUTTON_DrawTextCallback(HDC hdc, LPARAM lp, WPARAM wp, int cx, int cy) 1291 { 1292 RECT rc; 1293 1294 SetRect(&rc, 0, 0, cx, cy); 1295 DrawTextW(hdc, (LPCWSTR)lp, -1, &rc, (UINT)wp); 1296 return TRUE; 1297 } 1298 1299 1300 /********************************************************************** 1301 * BUTTON_DrawLabel 1302 * 1303 * Common function for drawing button label. 1304 */ 1305 static void BUTTON_DrawLabel(const BUTTON_INFO *infoPtr, HDC hdc, UINT dtFlags, const RECT *rc) 1306 { 1307 DRAWSTATEPROC lpOutputProc = NULL; 1308 LPARAM lp; 1309 WPARAM wp = 0; 1310 HBRUSH hbr = 0; 1311 UINT flags = IsWindowEnabled(infoPtr->hwnd) ? DSS_NORMAL : DSS_DISABLED; 1312 LONG state = infoPtr->state; 1313 LONG style = GetWindowLongW( infoPtr->hwnd, GWL_STYLE ); 1314 WCHAR *text = NULL; 1315 1316 /* FIXME: To draw disabled label in Win31 look-and-feel, we probably 1317 * must use DSS_MONO flag and COLOR_GRAYTEXT brush (or maybe DSS_UNION). 1318 * I don't have Win31 on hand to verify that, so I leave it as is. 1319 */ 1320 1321 #ifdef __REACTOS__ 1322 RECT rcText = *rc; 1323 BUTTON_DrawIml(hdc, &infoPtr->imlData, &rcText, FALSE, 0); 1324 #endif 1325 1326 if ((style & BS_PUSHLIKE) && (state & BST_INDETERMINATE)) 1327 { 1328 hbr = GetSysColorBrush(COLOR_GRAYTEXT); 1329 flags |= DSS_MONO; 1330 } 1331 1332 switch (style & (BS_ICON|BS_BITMAP)) 1333 { 1334 case BS_TEXT: 1335 /* DST_COMPLEX -- is 0 */ 1336 lpOutputProc = BUTTON_DrawTextCallback; 1337 if (!(text = get_button_text( infoPtr ))) return; 1338 lp = (LPARAM)text; 1339 wp = dtFlags; 1340 #ifdef __REACTOS__ 1341 if (dtFlags & DT_HIDEPREFIX) 1342 flags |= DSS_HIDEPREFIX; 1343 #endif 1344 break; 1345 1346 case BS_ICON: 1347 flags |= DST_ICON; 1348 lp = (LPARAM)infoPtr->u.icon; 1349 break; 1350 1351 case BS_BITMAP: 1352 flags |= DST_BITMAP; 1353 lp = (LPARAM)infoPtr->u.bitmap; 1354 break; 1355 1356 default: 1357 return; 1358 } 1359 1360 #ifdef __REACTOS__ 1361 DrawStateW(hdc, hbr, lpOutputProc, lp, wp, rcText.left, rcText.top, 1362 rcText.right - rcText.left, rcText.bottom - rcText.top, flags); 1363 #else 1364 DrawStateW(hdc, hbr, lpOutputProc, lp, wp, rc->left, rc->top, 1365 rc->right - rc->left, rc->bottom - rc->top, flags); 1366 #endif 1367 heap_free( text ); 1368 } 1369 1370 /********************************************************************** 1371 * Push Button Functions 1372 */ 1373 static void PB_Paint( const BUTTON_INFO *infoPtr, HDC hDC, UINT action ) 1374 { 1375 RECT rc, r; 1376 UINT dtFlags, uState; 1377 HPEN hOldPen, hpen; 1378 HBRUSH hOldBrush; 1379 INT oldBkMode; 1380 COLORREF oldTxtColor; 1381 HFONT hFont; 1382 LONG state = infoPtr->state; 1383 LONG style = GetWindowLongW( infoPtr->hwnd, GWL_STYLE ); 1384 BOOL pushedState = (state & BST_PUSHED); 1385 HWND parent; 1386 HRGN hrgn; 1387 #ifdef __REACTOS__ 1388 DWORD cdrf; 1389 #endif 1390 1391 GetClientRect( infoPtr->hwnd, &rc ); 1392 1393 /* Send WM_CTLCOLOR to allow changing the font (the colors are fixed) */ 1394 if ((hFont = infoPtr->font)) SelectObject( hDC, hFont ); 1395 parent = GetParent(infoPtr->hwnd); 1396 if (!parent) parent = infoPtr->hwnd; 1397 SendMessageW( parent, WM_CTLCOLORBTN, (WPARAM)hDC, (LPARAM)infoPtr->hwnd ); 1398 1399 hrgn = set_control_clipping( hDC, &rc ); 1400 1401 hpen = CreatePen( PS_SOLID, 1, GetSysColor(COLOR_WINDOWFRAME)); 1402 hOldPen = SelectObject(hDC, hpen); 1403 hOldBrush = SelectObject(hDC,GetSysColorBrush(COLOR_BTNFACE)); 1404 oldBkMode = SetBkMode(hDC, TRANSPARENT); 1405 1406 #ifdef __REACTOS__ 1407 cdrf = BUTTON_SendCustomDraw(infoPtr, hDC, CDDS_PREERASE, &rc); 1408 if (cdrf == CDRF_SKIPDEFAULT) 1409 goto cleanup; 1410 #endif 1411 1412 if (get_button_type(style) == BS_DEFPUSHBUTTON) 1413 { 1414 if (action != ODA_FOCUS) 1415 Rectangle(hDC, rc.left, rc.top, rc.right, rc.bottom); 1416 InflateRect( &rc, -1, -1 ); 1417 } 1418 1419 /* completely skip the drawing if only focus has changed */ 1420 if (action == ODA_FOCUS) goto draw_focus; 1421 1422 uState = DFCS_BUTTONPUSH; 1423 1424 if (style & BS_FLAT) 1425 uState |= DFCS_MONO; 1426 else if (pushedState) 1427 { 1428 if (get_button_type(style) == BS_DEFPUSHBUTTON ) 1429 uState |= DFCS_FLAT; 1430 else 1431 uState |= DFCS_PUSHED; 1432 } 1433 1434 if (state & (BST_CHECKED | BST_INDETERMINATE)) 1435 uState |= DFCS_CHECKED; 1436 1437 DrawFrameControl( hDC, &rc, DFC_BUTTON, uState ); 1438 1439 #ifdef __REACTOS__ 1440 if (cdrf == CDRF_NOTIFYPOSTERASE) 1441 BUTTON_SendCustomDraw(infoPtr, hDC, CDDS_POSTERASE, &rc); 1442 1443 cdrf = BUTTON_SendCustomDraw(infoPtr, hDC, CDDS_PREPAINT, &rc); 1444 if (cdrf == CDRF_SKIPDEFAULT) 1445 goto cleanup; 1446 #endif 1447 1448 /* draw button label */ 1449 r = rc; 1450 dtFlags = BUTTON_CalcLabelRect(infoPtr, hDC, &r); 1451 1452 if (dtFlags == (UINT)-1L) 1453 goto cleanup; 1454 1455 if (pushedState) 1456 OffsetRect(&r, 1, 1); 1457 1458 oldTxtColor = SetTextColor( hDC, GetSysColor(COLOR_BTNTEXT) ); 1459 1460 BUTTON_DrawLabel(infoPtr, hDC, dtFlags, &r); 1461 1462 SetTextColor( hDC, oldTxtColor ); 1463 1464 #ifdef __REACTOS__ 1465 if (cdrf == CDRF_NOTIFYPOSTPAINT) 1466 BUTTON_SendCustomDraw(infoPtr, hDC, CDDS_POSTPAINT, &rc); 1467 #endif 1468 1469 draw_focus: 1470 if (action == ODA_FOCUS || (state & BST_FOCUS)) 1471 { 1472 #ifdef __REACTOS__ 1473 if (!(infoPtr->ui_state & UISF_HIDEFOCUS)) 1474 { 1475 #endif 1476 InflateRect( &rc, -2, -2 ); 1477 DrawFocusRect( hDC, &rc ); 1478 #ifdef __REACTOS__ 1479 } 1480 #endif 1481 } 1482 1483 cleanup: 1484 SelectObject( hDC, hOldPen ); 1485 SelectObject( hDC, hOldBrush ); 1486 SetBkMode(hDC, oldBkMode); 1487 SelectClipRgn( hDC, hrgn ); 1488 if (hrgn) DeleteObject( hrgn ); 1489 DeleteObject( hpen ); 1490 } 1491 1492 /********************************************************************** 1493 * Check Box & Radio Button Functions 1494 */ 1495 1496 static void CB_Paint( const BUTTON_INFO *infoPtr, HDC hDC, UINT action ) 1497 { 1498 RECT rbox, rtext, client; 1499 HBRUSH hBrush; 1500 int delta, text_offset, checkBoxWidth, checkBoxHeight; 1501 UINT dtFlags; 1502 HFONT hFont; 1503 LONG state = infoPtr->state; 1504 LONG style = GetWindowLongW( infoPtr->hwnd, GWL_STYLE ); 1505 LONG ex_style = GetWindowLongW( infoPtr->hwnd, GWL_EXSTYLE ); 1506 HWND parent; 1507 HRGN hrgn; 1508 1509 if (style & BS_PUSHLIKE) 1510 { 1511 PB_Paint( infoPtr, hDC, action ); 1512 return; 1513 } 1514 1515 GetClientRect(infoPtr->hwnd, &client); 1516 rbox = rtext = client; 1517 1518 checkBoxWidth = 12 * GetDeviceCaps( hDC, LOGPIXELSX ) / 96 + 1; 1519 checkBoxHeight = 12 * GetDeviceCaps( hDC, LOGPIXELSY ) / 96 + 1; 1520 1521 if ((hFont = infoPtr->font)) SelectObject( hDC, hFont ); 1522 GetCharWidthW( hDC, '0', '0', &text_offset ); 1523 text_offset /= 2; 1524 1525 parent = GetParent(infoPtr->hwnd); 1526 if (!parent) parent = infoPtr->hwnd; 1527 hBrush = (HBRUSH)SendMessageW(parent, WM_CTLCOLORSTATIC, (WPARAM)hDC, (LPARAM)infoPtr->hwnd); 1528 if (!hBrush) /* did the app forget to call defwindowproc ? */ 1529 hBrush = (HBRUSH)DefWindowProcW(parent, WM_CTLCOLORSTATIC, (WPARAM)hDC, (LPARAM)infoPtr->hwnd); 1530 hrgn = set_control_clipping( hDC, &client ); 1531 1532 if (style & BS_LEFTTEXT || ex_style & WS_EX_RIGHT) 1533 { 1534 rtext.right -= checkBoxWidth + text_offset; 1535 rbox.left = rbox.right - checkBoxWidth; 1536 } 1537 else 1538 { 1539 rtext.left += checkBoxWidth + text_offset; 1540 rbox.right = checkBoxWidth; 1541 } 1542 1543 /* Since WM_ERASEBKGND does nothing, first prepare background */ 1544 if (action == ODA_SELECT) FillRect( hDC, &rbox, hBrush ); 1545 if (action == ODA_DRAWENTIRE) FillRect( hDC, &client, hBrush ); 1546 1547 /* Draw label */ 1548 client = rtext; 1549 dtFlags = BUTTON_CalcLabelRect(infoPtr, hDC, &rtext); 1550 1551 /* Only adjust rbox when rtext is valid */ 1552 if (dtFlags != (UINT)-1L) 1553 { 1554 rbox.top = rtext.top; 1555 rbox.bottom = rtext.bottom; 1556 } 1557 1558 /* Draw the check-box bitmap */ 1559 if (action == ODA_DRAWENTIRE || action == ODA_SELECT) 1560 { 1561 UINT flags; 1562 1563 if ((get_button_type(style) == BS_RADIOBUTTON) || 1564 (get_button_type(style) == BS_AUTORADIOBUTTON)) flags = DFCS_BUTTONRADIO; 1565 else if (state & BST_INDETERMINATE) flags = DFCS_BUTTON3STATE; 1566 else flags = DFCS_BUTTONCHECK; 1567 1568 if (state & (BST_CHECKED | BST_INDETERMINATE)) flags |= DFCS_CHECKED; 1569 if (state & BST_PUSHED) flags |= DFCS_PUSHED; 1570 1571 if (style & WS_DISABLED) flags |= DFCS_INACTIVE; 1572 1573 /* rbox must have the correct height */ 1574 delta = rbox.bottom - rbox.top - checkBoxHeight; 1575 1576 if (style & BS_TOP) { 1577 if (delta > 0) { 1578 rbox.bottom = rbox.top + checkBoxHeight; 1579 } else { 1580 rbox.top -= -delta/2 + 1; 1581 rbox.bottom = rbox.top + checkBoxHeight; 1582 } 1583 } else if (style & BS_BOTTOM) { 1584 if (delta > 0) { 1585 rbox.top = rbox.bottom - checkBoxHeight; 1586 } else { 1587 rbox.bottom += -delta/2 + 1; 1588 rbox.top = rbox.bottom - checkBoxHeight; 1589 } 1590 } else { /* Default */ 1591 if (delta > 0) { 1592 int ofs = (delta / 2); 1593 rbox.bottom -= ofs + 1; 1594 rbox.top = rbox.bottom - checkBoxHeight; 1595 } else if (delta < 0) { 1596 int ofs = (-delta / 2); 1597 rbox.top -= ofs + 1; 1598 rbox.bottom = rbox.top + checkBoxHeight; 1599 } 1600 } 1601 1602 DrawFrameControl( hDC, &rbox, DFC_BUTTON, flags ); 1603 } 1604 1605 if (dtFlags == (UINT)-1L) /* Noting to draw */ 1606 return; 1607 1608 if (action == ODA_DRAWENTIRE) 1609 BUTTON_DrawLabel(infoPtr, hDC, dtFlags, &rtext); 1610 1611 /* ... and focus */ 1612 if (action == ODA_FOCUS || (state & BST_FOCUS)) 1613 { 1614 rtext.left--; 1615 rtext.right++; 1616 IntersectRect(&rtext, &rtext, &client); 1617 DrawFocusRect( hDC, &rtext ); 1618 } 1619 SelectClipRgn( hDC, hrgn ); 1620 if (hrgn) DeleteObject( hrgn ); 1621 } 1622 1623 1624 /********************************************************************** 1625 * BUTTON_CheckAutoRadioButton 1626 * 1627 * hwnd is checked, uncheck every other auto radio button in group 1628 */ 1629 static void BUTTON_CheckAutoRadioButton( HWND hwnd ) 1630 { 1631 HWND parent, sibling, start; 1632 1633 parent = GetParent(hwnd); 1634 /* make sure that starting control is not disabled or invisible */ 1635 start = sibling = GetNextDlgGroupItem( parent, hwnd, TRUE ); 1636 do 1637 { 1638 if (!sibling) break; 1639 if ((hwnd != sibling) && 1640 ((GetWindowLongW( sibling, GWL_STYLE) & BS_TYPEMASK) == BS_AUTORADIOBUTTON)) 1641 SendMessageW( sibling, BM_SETCHECK, BST_UNCHECKED, 0 ); 1642 sibling = GetNextDlgGroupItem( parent, sibling, FALSE ); 1643 } while (sibling != start); 1644 } 1645 1646 1647 /********************************************************************** 1648 * Group Box Functions 1649 */ 1650 1651 static void GB_Paint( const BUTTON_INFO *infoPtr, HDC hDC, UINT action ) 1652 { 1653 RECT rc, rcFrame; 1654 HBRUSH hbr; 1655 HFONT hFont; 1656 UINT dtFlags; 1657 TEXTMETRICW tm; 1658 LONG style = GetWindowLongW( infoPtr->hwnd, GWL_STYLE ); 1659 HWND parent; 1660 HRGN hrgn; 1661 1662 if ((hFont = infoPtr->font)) SelectObject( hDC, hFont ); 1663 /* GroupBox acts like static control, so it sends CTLCOLORSTATIC */ 1664 parent = GetParent(infoPtr->hwnd); 1665 if (!parent) parent = infoPtr->hwnd; 1666 hbr = (HBRUSH)SendMessageW(parent, WM_CTLCOLORSTATIC, (WPARAM)hDC, (LPARAM)infoPtr->hwnd); 1667 if (!hbr) /* did the app forget to call defwindowproc ? */ 1668 hbr = (HBRUSH)DefWindowProcW(parent, WM_CTLCOLORSTATIC, (WPARAM)hDC, (LPARAM)infoPtr->hwnd); 1669 GetClientRect( infoPtr->hwnd, &rc); 1670 rcFrame = rc; 1671 hrgn = set_control_clipping( hDC, &rc ); 1672 1673 GetTextMetricsW (hDC, &tm); 1674 rcFrame.top += (tm.tmHeight / 2) - 1; 1675 DrawEdge (hDC, &rcFrame, EDGE_ETCHED, BF_RECT | ((style & BS_FLAT) ? BF_FLAT : 0)); 1676 1677 InflateRect(&rc, -7, 1); 1678 dtFlags = BUTTON_CalcLabelRect(infoPtr, hDC, &rc); 1679 1680 if (dtFlags != (UINT)-1) 1681 { 1682 /* Because buttons have CS_PARENTDC class style, there is a chance 1683 * that label will be drawn out of client rect. 1684 * But Windows doesn't clip label's rect, so do I. 1685 */ 1686 1687 /* There is 1-pixel margin at the left, right, and bottom */ 1688 rc.left--; rc.right++; rc.bottom++; 1689 FillRect(hDC, &rc, hbr); 1690 rc.left++; rc.right--; rc.bottom--; 1691 1692 BUTTON_DrawLabel(infoPtr, hDC, dtFlags, &rc); 1693 } 1694 SelectClipRgn( hDC, hrgn ); 1695 if (hrgn) DeleteObject( hrgn ); 1696 } 1697 1698 1699 /********************************************************************** 1700 * User Button Functions 1701 */ 1702 1703 static void UB_Paint( const BUTTON_INFO *infoPtr, HDC hDC, UINT action ) 1704 { 1705 RECT rc; 1706 HBRUSH hBrush; 1707 HFONT hFont; 1708 LONG state = infoPtr->state; 1709 HWND parent; 1710 1711 GetClientRect( infoPtr->hwnd, &rc); 1712 1713 if ((hFont = infoPtr->font)) SelectObject( hDC, hFont ); 1714 1715 parent = GetParent(infoPtr->hwnd); 1716 if (!parent) parent = infoPtr->hwnd; 1717 hBrush = (HBRUSH)SendMessageW(parent, WM_CTLCOLORBTN, (WPARAM)hDC, (LPARAM)infoPtr->hwnd); 1718 if (!hBrush) /* did the app forget to call defwindowproc ? */ 1719 hBrush = (HBRUSH)DefWindowProcW(parent, WM_CTLCOLORBTN, (WPARAM)hDC, (LPARAM)infoPtr->hwnd); 1720 1721 FillRect( hDC, &rc, hBrush ); 1722 if (action == ODA_FOCUS || (state & BST_FOCUS)) 1723 DrawFocusRect( hDC, &rc ); 1724 1725 switch (action) 1726 { 1727 case ODA_FOCUS: 1728 BUTTON_NOTIFY_PARENT( infoPtr->hwnd, (state & BST_FOCUS) ? BN_SETFOCUS : BN_KILLFOCUS ); 1729 break; 1730 1731 case ODA_SELECT: 1732 BUTTON_NOTIFY_PARENT( infoPtr->hwnd, (state & BST_PUSHED) ? BN_HILITE : BN_UNHILITE ); 1733 break; 1734 1735 default: 1736 break; 1737 } 1738 } 1739 1740 1741 /********************************************************************** 1742 * Ownerdrawn Button Functions 1743 */ 1744 1745 static void OB_Paint( const BUTTON_INFO *infoPtr, HDC hDC, UINT action ) 1746 { 1747 LONG state = infoPtr->state; 1748 DRAWITEMSTRUCT dis; 1749 LONG_PTR id = GetWindowLongPtrW( infoPtr->hwnd, GWLP_ID ); 1750 HWND parent; 1751 HFONT hFont; 1752 HRGN hrgn; 1753 1754 dis.CtlType = ODT_BUTTON; 1755 dis.CtlID = id; 1756 dis.itemID = 0; 1757 dis.itemAction = action; 1758 dis.itemState = ((state & BST_FOCUS) ? ODS_FOCUS : 0) | 1759 ((state & BST_PUSHED) ? ODS_SELECTED : 0) | 1760 (IsWindowEnabled(infoPtr->hwnd) ? 0: ODS_DISABLED); 1761 dis.hwndItem = infoPtr->hwnd; 1762 dis.hDC = hDC; 1763 dis.itemData = 0; 1764 GetClientRect( infoPtr->hwnd, &dis.rcItem ); 1765 1766 if ((hFont = infoPtr->font)) SelectObject( hDC, hFont ); 1767 parent = GetParent(infoPtr->hwnd); 1768 if (!parent) parent = infoPtr->hwnd; 1769 SendMessageW( parent, WM_CTLCOLORBTN, (WPARAM)hDC, (LPARAM)infoPtr->hwnd ); 1770 1771 hrgn = set_control_clipping( hDC, &dis.rcItem ); 1772 1773 SendMessageW( GetParent(infoPtr->hwnd), WM_DRAWITEM, id, (LPARAM)&dis ); 1774 SelectClipRgn( hDC, hrgn ); 1775 if (hrgn) DeleteObject( hrgn ); 1776 } 1777 1778 #ifdef __REACTOS__ /* r73885 */ 1779 static void PB_ThemedPaint( HTHEME theme, const BUTTON_INFO *infoPtr, HDC hDC, ButtonState drawState, UINT dtFlags, BOOL focused, LPARAM prfFlag) 1780 #else 1781 static void PB_ThemedPaint(HTHEME theme, const BUTTON_INFO *infoPtr, HDC hDC, ButtonState drawState, UINT dtFlags, BOOL focused) 1782 #endif 1783 { 1784 static const int states[] = { PBS_NORMAL, PBS_DISABLED, PBS_HOT, PBS_PRESSED, PBS_DEFAULTED }; 1785 1786 RECT bgRect, textRect; 1787 HFONT font = infoPtr->font; 1788 HFONT hPrevFont = font ? SelectObject(hDC, font) : NULL; 1789 int state = states[ drawState ]; 1790 WCHAR *text = get_button_text(infoPtr); 1791 #ifdef __REACTOS__ 1792 HWND parent; 1793 DWORD cdrf; 1794 1795 GetClientRect(infoPtr->hwnd, &bgRect); 1796 GetThemeBackgroundContentRect(theme, hDC, BP_PUSHBUTTON, state, &bgRect, &textRect); 1797 1798 if (prfFlag == 0) 1799 { 1800 if (IsThemeBackgroundPartiallyTransparent(theme, BP_PUSHBUTTON, state)) 1801 DrawThemeParentBackground(infoPtr->hwnd, hDC, NULL); 1802 } 1803 1804 parent = GetParent(infoPtr->hwnd); 1805 if (!parent) parent = infoPtr->hwnd; 1806 SendMessageW( parent, WM_CTLCOLORBTN, (WPARAM)hDC, (LPARAM)infoPtr->hwnd ); 1807 1808 cdrf = BUTTON_SendCustomDraw(infoPtr, hDC, CDDS_PREERASE, &bgRect); 1809 if (cdrf == CDRF_SKIPDEFAULT) 1810 goto cleanup; 1811 1812 DrawThemeBackground(theme, hDC, BP_PUSHBUTTON, state, &bgRect, NULL); 1813 1814 if (cdrf == CDRF_NOTIFYPOSTERASE) 1815 BUTTON_SendCustomDraw(infoPtr, hDC, CDDS_POSTERASE, &bgRect); 1816 1817 cdrf = BUTTON_SendCustomDraw(infoPtr, hDC, CDDS_PREPAINT, &bgRect); 1818 if (cdrf == CDRF_SKIPDEFAULT) 1819 goto cleanup; 1820 1821 BUTTON_DrawIml(hDC, &infoPtr->imlData, &textRect, FALSE, drawState); 1822 #else 1823 GetClientRect(infoPtr->hwnd, &bgRect); 1824 GetThemeBackgroundContentRect(theme, hDC, BP_PUSHBUTTON, state, &bgRect, &textRect); 1825 1826 if (IsThemeBackgroundPartiallyTransparent(theme, BP_PUSHBUTTON, state)) 1827 DrawThemeParentBackground(infoPtr->hwnd, hDC, NULL); 1828 1829 DrawThemeBackground(theme, hDC, BP_PUSHBUTTON, state, &bgRect, NULL); 1830 #endif 1831 1832 if (text) 1833 { 1834 DrawThemeText(theme, hDC, BP_PUSHBUTTON, state, text, lstrlenW(text), dtFlags, 0, &textRect); 1835 heap_free(text); 1836 } 1837 1838 if (focused) 1839 { 1840 MARGINS margins; 1841 RECT focusRect = bgRect; 1842 1843 GetThemeMargins(theme, hDC, BP_PUSHBUTTON, state, TMT_CONTENTMARGINS, NULL, &margins); 1844 1845 focusRect.left += margins.cxLeftWidth; 1846 focusRect.top += margins.cyTopHeight; 1847 focusRect.right -= margins.cxRightWidth; 1848 focusRect.bottom -= margins.cyBottomHeight; 1849 1850 DrawFocusRect( hDC, &focusRect ); 1851 } 1852 1853 #ifdef __REACTOS__ 1854 if (cdrf == CDRF_NOTIFYPOSTPAINT) 1855 BUTTON_SendCustomDraw(infoPtr, hDC, CDDS_POSTPAINT, &bgRect); 1856 cleanup: 1857 #endif 1858 if (hPrevFont) SelectObject(hDC, hPrevFont); 1859 } 1860 1861 #ifdef __REACTOS__ /* r73885 */ 1862 static void CB_ThemedPaint(HTHEME theme, const BUTTON_INFO *infoPtr, HDC hDC, ButtonState drawState, UINT dtFlags, BOOL focused, LPARAM prfFlag) 1863 #else 1864 static void CB_ThemedPaint(HTHEME theme, const BUTTON_INFO *infoPtr, HDC hDC, ButtonState drawState, UINT dtFlags, BOOL focused) 1865 #endif 1866 { 1867 static const int cb_states[3][5] = 1868 { 1869 { CBS_UNCHECKEDNORMAL, CBS_UNCHECKEDHOT, CBS_UNCHECKEDPRESSED, CBS_UNCHECKEDDISABLED, CBS_UNCHECKEDNORMAL }, 1870 { CBS_CHECKEDNORMAL, CBS_CHECKEDHOT, CBS_CHECKEDPRESSED, CBS_CHECKEDDISABLED, CBS_CHECKEDNORMAL }, 1871 { CBS_MIXEDNORMAL, CBS_MIXEDHOT, CBS_MIXEDPRESSED, CBS_MIXEDDISABLED, CBS_MIXEDNORMAL } 1872 }; 1873 1874 static const int rb_states[2][5] = 1875 { 1876 { RBS_UNCHECKEDNORMAL, RBS_UNCHECKEDHOT, RBS_UNCHECKEDPRESSED, RBS_UNCHECKEDDISABLED, RBS_UNCHECKEDNORMAL }, 1877 { RBS_CHECKEDNORMAL, RBS_CHECKEDHOT, RBS_CHECKEDPRESSED, RBS_CHECKEDDISABLED, RBS_CHECKEDNORMAL } 1878 }; 1879 1880 SIZE sz; 1881 RECT bgRect, textRect; 1882 HFONT font, hPrevFont = NULL; 1883 int checkState = infoPtr->state & 3; 1884 DWORD dwStyle = GetWindowLongW(infoPtr->hwnd, GWL_STYLE); 1885 UINT btn_type = get_button_type( dwStyle ); 1886 int part = (btn_type == BS_RADIOBUTTON) || (btn_type == BS_AUTORADIOBUTTON) ? BP_RADIOBUTTON : BP_CHECKBOX; 1887 int state = (part == BP_CHECKBOX) 1888 ? cb_states[ checkState ][ drawState ] 1889 : rb_states[ checkState ][ drawState ]; 1890 WCHAR *text = get_button_text(infoPtr); 1891 LOGFONTW lf; 1892 BOOL created_font = FALSE; 1893 #ifdef __REACTOS__ 1894 HWND parent; 1895 HBRUSH hBrush; 1896 DWORD cdrf; 1897 #endif 1898 1899 HRESULT hr = GetThemeFont(theme, hDC, part, state, TMT_FONT, &lf); 1900 if (SUCCEEDED(hr)) { 1901 font = CreateFontIndirectW(&lf); 1902 if (!font) 1903 TRACE("Failed to create font\n"); 1904 else { 1905 TRACE("font = %s\n", debugstr_w(lf.lfFaceName)); 1906 hPrevFont = SelectObject(hDC, font); 1907 created_font = TRUE; 1908 } 1909 } else { 1910 #ifdef __REACTOS__ /* r73885 */ 1911 font = infoPtr->font; 1912 #else 1913 font = (HFONT)SendMessageW(infoPtr->hwnd, WM_GETFONT, 0, 0); 1914 #endif 1915 hPrevFont = SelectObject(hDC, font); 1916 } 1917 1918 if (FAILED(GetThemePartSize(theme, hDC, part, state, NULL, TS_DRAW, &sz))) 1919 sz.cx = sz.cy = 13; 1920 1921 GetClientRect(infoPtr->hwnd, &bgRect); 1922 1923 #ifdef __REACTOS__ 1924 if (prfFlag == 0) 1925 { 1926 DrawThemeParentBackground(infoPtr->hwnd, hDC, NULL); 1927 } 1928 1929 parent = GetParent(infoPtr->hwnd); 1930 if (!parent) parent = infoPtr->hwnd; 1931 hBrush = (HBRUSH)SendMessageW(parent, WM_CTLCOLORSTATIC, 1932 (WPARAM)hDC, (LPARAM)infoPtr->hwnd); 1933 if (!hBrush) /* did the app forget to call defwindowproc ? */ 1934 hBrush = (HBRUSH)DefWindowProcW(parent, WM_CTLCOLORSTATIC, 1935 (WPARAM)hDC, (LPARAM)infoPtr->hwnd ); 1936 FillRect( hDC, &bgRect, hBrush ); 1937 1938 cdrf = BUTTON_SendCustomDraw(infoPtr, hDC, CDDS_PREERASE, &bgRect); 1939 if (cdrf == CDRF_SKIPDEFAULT) 1940 goto cleanup; 1941 #endif 1942 1943 GetThemeBackgroundContentRect(theme, hDC, part, state, &bgRect, &textRect); 1944 1945 if (dtFlags & DT_SINGLELINE) /* Center the checkbox / radio button to the text. */ 1946 bgRect.top = bgRect.top + (textRect.bottom - textRect.top - sz.cy) / 2; 1947 1948 /* adjust for the check/radio marker */ 1949 bgRect.bottom = bgRect.top + sz.cy; 1950 bgRect.right = bgRect.left + sz.cx; 1951 textRect.left = bgRect.right + 6; 1952 1953 #ifdef __REACTOS__ 1954 DrawThemeBackground(theme, hDC, part, state, &bgRect, NULL); 1955 1956 if (cdrf == CDRF_NOTIFYPOSTERASE) 1957 BUTTON_SendCustomDraw(infoPtr, hDC, CDDS_POSTERASE, &bgRect); 1958 1959 cdrf = BUTTON_SendCustomDraw(infoPtr, hDC, CDDS_PREPAINT, &bgRect); 1960 if (cdrf == CDRF_SKIPDEFAULT) 1961 goto cleanup; 1962 1963 #else 1964 DrawThemeParentBackground(infoPtr->hwnd, hDC, NULL); 1965 DrawThemeBackground(theme, hDC, part, state, &bgRect, NULL); 1966 #endif 1967 if (text) 1968 { 1969 DrawThemeText(theme, hDC, part, state, text, lstrlenW(text), dtFlags, 0, &textRect); 1970 1971 if (focused) 1972 { 1973 RECT focusRect; 1974 1975 focusRect = textRect; 1976 1977 DrawTextW(hDC, text, lstrlenW(text), &focusRect, dtFlags | DT_CALCRECT); 1978 1979 if (focusRect.right < textRect.right) focusRect.right++; 1980 focusRect.bottom = textRect.bottom; 1981 1982 DrawFocusRect( hDC, &focusRect ); 1983 } 1984 1985 heap_free(text); 1986 } 1987 1988 #ifdef __REACTOS__ 1989 if (cdrf == CDRF_NOTIFYPOSTPAINT) 1990 BUTTON_SendCustomDraw(infoPtr, hDC, CDDS_POSTPAINT, &bgRect); 1991 cleanup: 1992 #endif 1993 if (created_font) DeleteObject(font); 1994 if (hPrevFont) SelectObject(hDC, hPrevFont); 1995 } 1996 1997 #ifdef __REACTOS__ /* r73885 */ 1998 static void GB_ThemedPaint(HTHEME theme, const BUTTON_INFO *infoPtr, HDC hDC, ButtonState drawState, UINT dtFlags, BOOL focused, LPARAM prfFlag) 1999 #else 2000 static void GB_ThemedPaint(HTHEME theme, const BUTTON_INFO *infoPtr, HDC hDC, ButtonState drawState, UINT dtFlags, BOOL focused) 2001 #endif 2002 { 2003 static const int states[] = { GBS_NORMAL, GBS_DISABLED, GBS_NORMAL, GBS_NORMAL, GBS_NORMAL }; 2004 2005 RECT bgRect, textRect, contentRect; 2006 int state = states[ drawState ]; 2007 WCHAR *text = get_button_text(infoPtr); 2008 LOGFONTW lf; 2009 HFONT font, hPrevFont = NULL; 2010 BOOL created_font = FALSE; 2011 #ifdef __REACTOS__ /* r74406 */ 2012 HWND parent; 2013 HBRUSH hBrush; 2014 RECT clientRect; 2015 #endif 2016 2017 HRESULT hr = GetThemeFont(theme, hDC, BP_GROUPBOX, state, TMT_FONT, &lf); 2018 if (SUCCEEDED(hr)) { 2019 font = CreateFontIndirectW(&lf); 2020 if (!font) 2021 TRACE("Failed to create font\n"); 2022 else { 2023 hPrevFont = SelectObject(hDC, font); 2024 created_font = TRUE; 2025 } 2026 } else { 2027 #ifdef __REACTOS__ /* r73885 */ 2028 font = infoPtr->font; 2029 #else 2030 font = (HFONT)SendMessageW(infoPtr->hwnd, WM_GETFONT, 0, 0); 2031 #endif 2032 hPrevFont = SelectObject(hDC, font); 2033 } 2034 2035 GetClientRect(infoPtr->hwnd, &bgRect); 2036 textRect = bgRect; 2037 2038 if (text) 2039 { 2040 SIZE textExtent; 2041 GetTextExtentPoint32W(hDC, text, lstrlenW(text), &textExtent); 2042 bgRect.top += (textExtent.cy / 2); 2043 textRect.left += 10; 2044 textRect.bottom = textRect.top + textExtent.cy; 2045 textRect.right = textRect.left + textExtent.cx + 4; 2046 2047 ExcludeClipRect(hDC, textRect.left, textRect.top, textRect.right, textRect.bottom); 2048 } 2049 2050 GetThemeBackgroundContentRect(theme, hDC, BP_GROUPBOX, state, &bgRect, &contentRect); 2051 ExcludeClipRect(hDC, contentRect.left, contentRect.top, contentRect.right, contentRect.bottom); 2052 2053 #ifdef __REACTOS__ /* r73885 & r74149 */ 2054 if (prfFlag == 0) 2055 #endif 2056 if (IsThemeBackgroundPartiallyTransparent(theme, BP_GROUPBOX, state)) 2057 DrawThemeParentBackground(infoPtr->hwnd, hDC, NULL); 2058 2059 #ifdef __REACTOS__ /* r74406 */ 2060 parent = GetParent(infoPtr->hwnd); 2061 if (!parent) parent = infoPtr->hwnd; 2062 hBrush = (HBRUSH)SendMessageW(parent, WM_CTLCOLORSTATIC, 2063 (WPARAM)hDC, (LPARAM)infoPtr->hwnd); 2064 if (!hBrush) /* did the app forget to call defwindowproc ? */ 2065 hBrush = (HBRUSH)DefWindowProcW(parent, WM_CTLCOLORSTATIC, 2066 (WPARAM)hDC, (LPARAM)infoPtr->hwnd ); 2067 GetClientRect(infoPtr->hwnd, &clientRect); 2068 FillRect( hDC, &clientRect, hBrush ); 2069 #endif 2070 2071 DrawThemeBackground(theme, hDC, BP_GROUPBOX, state, &bgRect, NULL); 2072 2073 SelectClipRgn(hDC, NULL); 2074 2075 if (text) 2076 { 2077 InflateRect(&textRect, -2, 0); 2078 DrawThemeText(theme, hDC, BP_GROUPBOX, state, text, lstrlenW(text), 0, 0, &textRect); 2079 heap_free(text); 2080 } 2081 2082 if (created_font) DeleteObject(font); 2083 if (hPrevFont) SelectObject(hDC, hPrevFont); 2084 } 2085 2086 void BUTTON_Register(void) 2087 { 2088 WNDCLASSW wndClass; 2089 2090 memset(&wndClass, 0, sizeof(wndClass)); 2091 wndClass.style = CS_GLOBALCLASS | CS_DBLCLKS | CS_VREDRAW | CS_HREDRAW | CS_PARENTDC; 2092 wndClass.lpfnWndProc = BUTTON_WindowProc; 2093 wndClass.cbClsExtra = 0; 2094 wndClass.cbWndExtra = sizeof(BUTTON_INFO *); 2095 wndClass.hCursor = LoadCursorW(0, (LPWSTR)IDC_ARROW); 2096 wndClass.hbrBackground = NULL; 2097 wndClass.lpszClassName = WC_BUTTONW; 2098 RegisterClassW(&wndClass); 2099 } 2100 2101 2102 #ifdef __REACTOS__ 2103 void BUTTON_Unregister() 2104 { 2105 UnregisterClassW(WC_BUTTONW, NULL); 2106 } 2107 #endif