2 * freeglut_main_mswin.c
4 * The Windows-specific mouse cursor related stuff.
6 * Copyright (c) 2012 Stephen J. Baker. All Rights Reserved.
7 * Written by John F. Fay, <fayjf@sourceforge.net>
8 * Creation date: Sat Jan 21, 2012
10 * Permission is hereby granted, free of charge, to any person obtaining a
11 * copy of this software and associated documentation files (the "Software"),
12 * to deal in the Software without restriction, including without limitation
13 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
14 * and/or sell copies of the Software, and to permit persons to whom the
15 * Software is furnished to do so, subject to the following conditions:
17 * The above copyright notice and this permission notice shall be included
18 * in all copies or substantial portions of the Software.
20 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
21 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
22 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
23 * PAWEL W. OLSZTA BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
24 * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
25 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
28 #include <GL/freeglut.h>
29 #include "../fg_internal.h"
32 extern void fghRedrawWindow ( SFG_Window *window );
34 extern void fgNewWGLCreateContext( SFG_Window* window );
35 extern GLboolean fgSetupPixelFormat( SFG_Window* window, GLboolean checkOnly,
36 unsigned char layer_type );
38 extern void fgPlatformCheckMenuDeactivate();
41 typedef BOOL (WINAPI *pGetTouchInputInfo)(HTOUCHINPUT,UINT,PTOUCHINPUT,int);
42 typedef BOOL (WINAPI *pCloseTouchInputHandle)(HTOUCHINPUT);
43 static pGetTouchInputInfo fghGetTouchInputInfo = (pGetTouchInputInfo)0xDEADBEEF;
44 static pCloseTouchInputHandle fghCloseTouchInputHandle = (pCloseTouchInputHandle)0xDEADBEEF;
48 typedef struct GXDisplayProperties GXDisplayProperties;
49 typedef struct GXKeyList GXKeyList;
52 typedef struct GXKeyList (*GXGETDEFAULTKEYS)(int);
53 typedef int (*GXOPENINPUT)();
55 GXGETDEFAULTKEYS GXGetDefaultKeys_ = NULL;
56 GXOPENINPUT GXOpenInput_ = NULL;
58 struct GXKeyList gxKeyList;
59 #endif /* _WIN32_WCE */
62 * Helper functions for getting client area from the window rect
63 * and the window rect from the client area given the style of the window
64 * (or a valid window pointer from which the style can be queried).
66 extern void fghComputeWindowRectFromClientArea_QueryWindow( RECT *clientRect, const SFG_Window *window, BOOL posIsOutside );
67 extern void fghGetClientArea ( RECT *clientRect, const SFG_Window *window, BOOL wantPosOutside );
70 void fgPlatformReshapeWindow ( SFG_Window *window, int width, int height )
75 * For windowed mode, get the current position of the
76 * window and resize taking the size of the frame
77 * decorations into account.
79 * Note on maximizing behavior of Windows: the resize borders are off
80 * the screen such that the client area extends all the way from the
81 * leftmost corner to the rightmost corner to maximize screen real
82 * estate. A caption is still shown however to allow interaction with
83 * the window controls. This is default behavior of Windows that
84 * FreeGLUT sticks with. To alter, one would have to check if
85 * WS_MAXIMIZE style is set when a resize event is triggered, and
86 * then manually correct the windowRect to put the borders back on
90 /* "GetWindowRect" returns the pixel coordinates of the outside of the window */
91 GetWindowRect( window->Window.Handle, &windowRect );
93 /* Create rect in FreeGLUT format, (X,Y) topleft outside window, WxH of client area */
94 windowRect.right = windowRect.left+width;
95 windowRect.bottom = windowRect.top+height;
97 if (window->Parent == NULL)
98 /* get the window rect from this to feed to SetWindowPos, correct for window decorations */
99 fghComputeWindowRectFromClientArea_QueryWindow(&windowRect,window,TRUE);
102 /* correct rect for position client area of parent window
103 * (SetWindowPos input for child windows is in coordinates
104 * relative to the parent's client area).
105 * Child windows don't have decoration, so no need to correct
109 fghGetClientArea( &parentRect, window->Parent, FALSE );
110 OffsetRect(&windowRect,-parentRect.left,-parentRect.top);
113 /* Do the actual resizing */
114 SetWindowPos( window->Window.Handle,
116 windowRect.left, windowRect.top,
117 windowRect.right - windowRect.left,
118 windowRect.bottom- windowRect.top,
119 SWP_NOACTIVATE | SWP_NOOWNERZORDER | SWP_NOSENDCHANGING |
125 void fgPlatformDisplayWindow ( SFG_Window *window )
128 window->Window.Handle, NULL, NULL,
129 RDW_NOERASE | RDW_INTERNALPAINT | RDW_INVALIDATE | RDW_UPDATENOW
134 fg_time_t fgPlatformSystemTime ( void )
136 #if defined(_WIN32_WCE)
137 return GetTickCount();
139 /* TODO: do this with QueryPerformanceCounter as timeGetTime has
140 * insufficient resolution (only about 5 ms on system under low load).
142 * http://msdn.microsoft.com/en-us/library/windows/desktop/dd757629(v=vs.85).aspx
143 * Or maybe QueryPerformanceCounter is not a good idea either, see
144 * http://old.nabble.com/Re%3A-glutTimerFunc-does-not-detect-if-system-time-moved-backward-p33479674.html
145 * for some other ideas (at bottom)...
147 return timeGetTime();
152 void fgPlatformSleepForEvents( fg_time_t msec )
154 MsgWaitForMultipleObjects( 0, NULL, FALSE, (DWORD) msec, QS_ALLINPUT );
158 void fgPlatformProcessSingleEvent ( void )
162 FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutMainLoopEvent" );
164 while( PeekMessage( &stMsg, NULL, 0, 0, PM_NOREMOVE ) )
166 if( GetMessage( &stMsg, NULL, 0, 0 ) == 0 )
168 if( fgState.ActionOnWindowClose == GLUT_ACTION_EXIT )
173 else if( fgState.ActionOnWindowClose == GLUT_ACTION_GLUTMAINLOOP_RETURNS )
174 fgState.ExecState = GLUT_EXEC_STATE_STOP;
179 TranslateMessage( &stMsg );
180 DispatchMessage( &stMsg );
186 void fgPlatformMainLoopPreliminaryWork ( void )
188 SFG_Window *window = (SFG_Window *)fgStructure.Windows.First ;
191 * Processing before the main loop: If there is a window which is open and
192 * which has a visibility callback, call it. I know this is an ugly hack,
193 * but I'm not sure what else to do about it. Ideally we should leave
194 * something uninitialized in the create window code and initialize it in
195 * the main loop, and have that initialization create a "WM_ACTIVATE"
196 * message. Then we would put the visibility callback code in the
197 * "case WM_ACTIVATE" block below. - John Fay -- 10/24/02
201 if ( FETCH_WCB( *window, Visibility ) )
203 SFG_Window *current_window = fgStructure.CurrentWindow ;
205 INVOKE_WCB( *window, Visibility, ( window->State.Visible ) );
206 fgSetWindow( current_window );
209 window = (SFG_Window *)window->Node.Next ;
215 * Determine a GLUT modifier mask based on MS-WINDOWS system info.
217 static int fgPlatformGetModifiers (void)
220 ( ( ( GetKeyState( VK_LSHIFT ) < 0 ) ||
221 ( GetKeyState( VK_RSHIFT ) < 0 )) ? GLUT_ACTIVE_SHIFT : 0 ) |
222 ( ( ( GetKeyState( VK_LCONTROL ) < 0 ) ||
223 ( GetKeyState( VK_RCONTROL ) < 0 )) ? GLUT_ACTIVE_CTRL : 0 ) |
224 ( ( ( GetKeyState( VK_LMENU ) < 0 ) ||
225 ( GetKeyState( VK_RMENU ) < 0 )) ? GLUT_ACTIVE_ALT : 0 );
229 * The window procedure for handling Win32 events
231 LRESULT CALLBACK fgPlatformWindowProc( HWND hWnd, UINT uMsg, WPARAM wParam,
234 static unsigned char lControl = 0, rControl = 0, lShift = 0,
235 rShift = 0, lAlt = 0, rAlt = 0;
237 SFG_Window *window, *child_window = NULL;
241 FREEGLUT_INTERNAL_ERROR_EXIT_IF_NOT_INITIALISED ( "Event Handler" ) ;
243 window = fgWindowByHandle( hWnd );
245 if ( ( window == NULL ) && ( uMsg != WM_CREATE ) )
246 return DefWindowProc( hWnd, uMsg, wParam, lParam );
248 /* printf ( "Window %3d message <%04x> %12d %12d\n", window?window->ID:0,
249 uMsg, wParam, lParam ); */
251 /* Some events only sent to main window. Check if the current window that
252 * the mouse is over is a child window. Below when handling some messages,
253 * we make sure that we process callbacks on the child window instead.
254 * This mirrors how GLUT does things.
256 if (window && window->Children.First)
259 SFG_WindowHandleType hwnd;
260 SFG_Window* temp_window;
262 GetCursorPos( &mouse_pos );
263 ScreenToClient( window->Window.Handle, &mouse_pos );
264 hwnd = ChildWindowFromPoint(window->Window.Handle, mouse_pos);
265 if (hwnd) /* can be NULL if mouse outside parent by the time we get here */
267 temp_window = fgWindowByHandle(hwnd);
268 if (temp_window->Parent) /* Verify we got a child window */
269 child_window = temp_window;
275 SFG_Window* temp_window = child_window?child_window:window;
277 fgState.Modifiers = fgPlatformGetModifiers( );
279 /* Checking for CTRL, ALT, and SHIFT key positions: Key Down! */
280 #define SPECIAL_KEY_DOWN(winKey,glutKey,winProcVar)\
281 if ( !winProcVar && GetAsyncKeyState ( winKey ) )\
283 INVOKE_WCB ( *temp_window, Special,\
284 ( glutKey, temp_window->State.MouseX, temp_window->State.MouseY )\
289 SPECIAL_KEY_DOWN(VK_LCONTROL,GLUT_KEY_CTRL_L ,lControl);
290 SPECIAL_KEY_DOWN(VK_RCONTROL,GLUT_KEY_CTRL_R ,rControl);
291 SPECIAL_KEY_DOWN(VK_LSHIFT ,GLUT_KEY_SHIFT_L,lShift);
292 SPECIAL_KEY_DOWN(VK_RSHIFT ,GLUT_KEY_SHIFT_R,rShift);
293 SPECIAL_KEY_DOWN(VK_LMENU ,GLUT_KEY_ALT_L ,lAlt);
294 SPECIAL_KEY_DOWN(VK_RMENU ,GLUT_KEY_ALT_R ,rAlt);
295 #undef SPECIAL_KEY_DOWN
297 /* Checking for CTRL, ALT, and SHIFT key positions: Key Up! */
298 #define SPECIAL_KEY_UP(winKey,glutKey,winProcVar)\
299 if ( winProcVar && !GetAsyncKeyState ( winKey ) )\
301 INVOKE_WCB ( *temp_window, SpecialUp,\
302 ( glutKey, temp_window->State.MouseX, temp_window->State.MouseY )\
307 SPECIAL_KEY_UP(VK_LCONTROL,GLUT_KEY_CTRL_L ,lControl);
308 SPECIAL_KEY_UP(VK_RCONTROL,GLUT_KEY_CTRL_R ,rControl);
309 SPECIAL_KEY_UP(VK_LSHIFT ,GLUT_KEY_SHIFT_L,lShift);
310 SPECIAL_KEY_UP(VK_RSHIFT ,GLUT_KEY_SHIFT_R,rShift);
311 SPECIAL_KEY_UP(VK_LMENU ,GLUT_KEY_ALT_L ,lAlt);
312 SPECIAL_KEY_UP(VK_RMENU ,GLUT_KEY_ALT_R ,rAlt);
313 #undef SPECIAL_KEY_UP
315 fgState.Modifiers = INVALID_MODIFIERS;
321 /* The window structure is passed as the creation structure parameter... */
322 window = (SFG_Window *) (((LPCREATESTRUCT) lParam)->lpCreateParams);
323 FREEGLUT_INTERNAL_ERROR_EXIT ( ( window != NULL ), "Cannot create window",
324 "fgPlatformWindowProc" );
326 window->Window.Handle = hWnd;
327 window->Window.pContext.Device = GetDC( hWnd );
330 unsigned int current_DisplayMode = fgState.DisplayMode;
331 fgState.DisplayMode = GLUT_DOUBLE | GLUT_RGB | GLUT_DEPTH;
332 #if !defined(_WIN32_WCE)
333 fgSetupPixelFormat( window, GL_FALSE, PFD_MAIN_PLANE );
335 fgState.DisplayMode = current_DisplayMode;
337 if( fgStructure.MenuContext )
338 wglMakeCurrent( window->Window.pContext.Device,
339 fgStructure.MenuContext->MContext
343 fgStructure.MenuContext =
344 (SFG_MenuContext *)malloc( sizeof(SFG_MenuContext) );
345 fgStructure.MenuContext->MContext =
346 wglCreateContext( window->Window.pContext.Device );
349 /* window->Window.Context = wglGetCurrentContext (); */
350 window->Window.Context = wglCreateContext( window->Window.pContext.Device );
354 #if !defined(_WIN32_WCE)
355 fgSetupPixelFormat( window, GL_FALSE, PFD_MAIN_PLANE );
358 if( ! fgState.UseCurrentContext )
359 window->Window.Context =
360 wglCreateContext( window->Window.pContext.Device );
363 window->Window.Context = wglGetCurrentContext( );
364 if( ! window->Window.Context )
365 window->Window.Context =
366 wglCreateContext( window->Window.pContext.Device );
369 #if !defined(_WIN32_WCE)
370 fgNewWGLCreateContext( window );
374 window->State.NeedToResize = GL_TRUE;
375 /* if we used CW_USEDEFAULT (thats a negative value) for the size
376 * of the window, query the window now for the size at which it
379 if( ( window->State.Width < 0 ) || ( window->State.Height < 0 ) )
381 SFG_Window *current_window = fgStructure.CurrentWindow;
383 fgSetWindow( window );
384 window->State.Width = glutGet( GLUT_WINDOW_WIDTH );
385 window->State.Height = glutGet( GLUT_WINDOW_HEIGHT );
386 fgSetWindow( current_window );
389 ReleaseDC( window->Window.Handle, window->Window.pContext.Device );
391 #if defined(_WIN32_WCE)
392 /* Take over button handling */
394 HINSTANCE dxDllLib=LoadLibrary(_T("gx.dll"));
397 GXGetDefaultKeys_=(GXGETDEFAULTKEYS)GetProcAddress(dxDllLib, _T("?GXGetDefaultKeys@@YA?AUGXKeyList@@H@Z"));
398 GXOpenInput_=(GXOPENINPUT)GetProcAddress(dxDllLib, _T("?GXOpenInput@@YAHXZ"));
403 if(GXGetDefaultKeys_)
404 gxKeyList = (*GXGetDefaultKeys_)(GX_LANDSCAPEKEYS);
407 #endif /* defined(_WIN32_WCE) */
412 * If the window is visible, then it is the user manually resizing it.
413 * If it is not, then it is the system sending us a dummy resize with
414 * zero dimensions on a "glutIconifyWindow" call.
416 if( window->State.Visible )
418 window->State.NeedToResize = GL_TRUE;
419 #if defined(_WIN32_WCE)
420 window->State.Width = HIWORD(lParam);
421 window->State.Height = LOWORD(lParam);
423 window->State.Width = LOWORD(lParam);
424 window->State.Height = HIWORD(lParam);
425 #endif /* defined(_WIN32_WCE) */
432 SFG_Window* saved_window = fgStructure.CurrentWindow;
434 GetWindowRect( window->Window.Handle, &windowRect );
438 /* For child window, we should return relative to upper-left
439 * of parent's client area.
441 POINT topleft = {windowRect.left,windowRect.top};
443 ScreenToClient(window->Parent->Window.Handle,&topleft);
444 windowRect.left = topleft.x;
445 windowRect.top = topleft.y;
448 INVOKE_WCB( *window, Position, ( windowRect.left, windowRect.top ) );
449 fgSetWindow(saved_window);
454 /* printf("WM_SETFOCUS: %p\n", window ); */
456 lRet = DefWindowProc( hWnd, uMsg, wParam, lParam );
460 /* If we're dealing with a child window, make sure it has input focus instead, set it here. */
461 SetFocus(child_window->Window.Handle);
462 SetActiveWindow( child_window->Window.Handle );
463 INVOKE_WCB( *child_window, Entry, ( GLUT_ENTERED ) );
464 UpdateWindow ( child_window->Window.Handle );
468 SetActiveWindow( window->Window.Handle );
469 INVOKE_WCB( *window, Entry, ( GLUT_ENTERED ) );
471 /* Always request update on main window to be safe */
472 UpdateWindow ( hWnd );
478 SFG_Window* saved_window = fgStructure.CurrentWindow;
479 /* printf("WM_KILLFOCUS: %p\n", window ); */
480 lRet = DefWindowProc( hWnd, uMsg, wParam, lParam );
481 INVOKE_WCB( *window, Entry, ( GLUT_LEFT ) );
482 fgSetWindow(saved_window);
484 /* Check if there are any open menus that need to be closed */
485 fgPlatformCheckMenuDeactivate();
491 if (LOWORD(wParam) != WA_INACTIVE)
493 /* printf("WM_ACTIVATE: fgSetCursor( %p, %d)\n", window,
494 window->State.Cursor ); */
495 fgSetCursor( window, window->State.Cursor );
498 lRet = DefWindowProc( hWnd, uMsg, wParam, lParam );
503 /* printf ( "Cursor event %x %x %x %x\n", window, window->State.Cursor, lParam, wParam ) ; */
504 if( LOWORD( lParam ) == HTCLIENT )
505 fgSetCursor ( window, window->State.Cursor ) ;
507 lRet = DefWindowProc( hWnd, uMsg, wParam, lParam );
511 window->State.Visible = GL_TRUE;
512 window->State.Redisplay = GL_TRUE;
516 /* Turn on the visibility in case it was turned off somehow */
517 window->State.Visible = GL_TRUE;
518 InvalidateRect( hWnd, NULL, GL_FALSE ); /* Make sure whole window is repainted. Bit of a hack, but a safe one from what google turns up... */
519 BeginPaint( hWnd, &ps );
520 fghRedrawWindow( window );
521 EndPaint( hWnd, &ps );
525 fgDestroyWindow ( window );
526 if ( fgState.ActionOnWindowClose != GLUT_ACTION_CONTINUE_EXECUTION )
532 * The window already got destroyed, so don't bother with it.
538 #if defined(_WIN32_WCE)
539 window->State.MouseX = 320-HIWORD( lParam );
540 window->State.MouseY = LOWORD( lParam );
542 window->State.MouseX = LOWORD( lParam );
543 window->State.MouseY = HIWORD( lParam );
544 #endif /* defined(_WIN32_WCE) */
545 /* Restrict to [-32768, 32767] to match X11 behaviour */
546 /* See comment in "freeglut_developer" mailing list 10/4/04 */
547 if ( window->State.MouseX > 32767 ) window->State.MouseX -= 65536;
548 if ( window->State.MouseY > 32767 ) window->State.MouseY -= 65536;
550 if ( window->ActiveMenu )
552 fgUpdateMenuHighlight( window->ActiveMenu );
556 fgState.Modifiers = fgPlatformGetModifiers( );
558 if( ( wParam & MK_LBUTTON ) ||
559 ( wParam & MK_MBUTTON ) ||
560 ( wParam & MK_RBUTTON ) )
561 INVOKE_WCB( *window, Motion, ( window->State.MouseX,
562 window->State.MouseY ) );
564 INVOKE_WCB( *window, Passive, ( window->State.MouseX,
565 window->State.MouseY ) );
567 fgState.Modifiers = INVALID_MODIFIERS;
578 GLboolean pressed = GL_TRUE;
581 #if defined(_WIN32_WCE)
582 window->State.MouseX = 320-HIWORD( lParam );
583 window->State.MouseY = LOWORD( lParam );
585 window->State.MouseX = LOWORD( lParam );
586 window->State.MouseY = HIWORD( lParam );
587 #endif /* defined(_WIN32_WCE) */
589 /* Restrict to [-32768, 32767] to match X11 behaviour */
590 /* See comment in "freeglut_developer" mailing list 10/4/04 */
591 if ( window->State.MouseX > 32767 ) window->State.MouseX -= 65536;
592 if ( window->State.MouseY > 32767 ) window->State.MouseY -= 65536;
598 button = GLUT_LEFT_BUTTON;
602 button = GLUT_MIDDLE_BUTTON;
606 button = GLUT_RIGHT_BUTTON;
610 button = GLUT_LEFT_BUTTON;
614 button = GLUT_MIDDLE_BUTTON;
618 button = GLUT_RIGHT_BUTTON;
626 #if !defined(_WIN32_WCE)
627 if( GetSystemMetrics( SM_SWAPBUTTON ) )
629 if( button == GLUT_LEFT_BUTTON )
630 button = GLUT_RIGHT_BUTTON;
632 if( button == GLUT_RIGHT_BUTTON )
633 button = GLUT_LEFT_BUTTON;
635 #endif /* !defined(_WIN32_WCE) */
638 return DefWindowProc( hWnd, uMsg, lParam, wParam );
641 * Do not execute the application's mouse callback if a menu
642 * is hooked to this button. In that case an appropriate
643 * private call should be generated.
645 if( fgCheckActiveMenu( window, button, pressed,
646 window->State.MouseX, window->State.MouseY ) )
649 /* Set capture so that the window captures all the mouse messages */
651 * XXX - Multiple button support: Under X11, the mouse is not released
652 * XXX - from the window until all buttons have been released, even if the
653 * XXX - user presses a button in another window. This will take more
654 * XXX - code changes than I am up to at the moment (10/5/04). The present
655 * XXX - is a 90 percent solution.
657 if ( pressed == GL_TRUE )
658 SetCapture ( window->Window.Handle ) ;
662 if( ! FETCH_WCB( *window, Mouse ) )
665 fgSetWindow( window );
666 fgState.Modifiers = fgPlatformGetModifiers( );
671 pressed ? GLUT_DOWN : GLUT_UP,
672 window->State.MouseX,
677 fgState.Modifiers = INVALID_MODIFIERS;
683 int wheel_number = LOWORD( wParam );
684 short ticks = ( short )HIWORD( wParam );
685 fgState.MouseWheelTicks += ticks;
687 if ( abs ( fgState.MouseWheelTicks ) >= WHEEL_DELTA )
689 int direction = ( fgState.MouseWheelTicks > 0 ) ? 1 : -1;
691 if( ! FETCH_WCB( *window, MouseWheel ) &&
692 ! FETCH_WCB( *window, Mouse ) )
695 fgSetWindow( window );
696 fgState.Modifiers = fgPlatformGetModifiers( );
698 while( abs ( fgState.MouseWheelTicks ) >= WHEEL_DELTA )
700 if( FETCH_WCB( *window, MouseWheel ) )
701 INVOKE_WCB( *window, MouseWheel,
704 window->State.MouseX,
708 else /* No mouse wheel, call the mouse button callback twice */
711 * Map wheel zero to button 3 and 4; +1 to 3, -1 to 4
712 * " " one +1 to 5, -1 to 6, ...
714 * XXX The below assumes that you have no more than 3 mouse
715 * XXX buttons. Sorry.
717 int button = wheel_number * 2 + 3;
720 INVOKE_WCB( *window, Mouse,
722 window->State.MouseX, window->State.MouseY )
724 INVOKE_WCB( *window, Mouse,
726 window->State.MouseX, window->State.MouseY )
730 fgState.MouseWheelTicks -= WHEEL_DELTA * direction;
733 fgState.Modifiers = INVALID_MODIFIERS;
745 window = child_window;
747 if( ( fgState.KeyRepeat==GLUT_KEY_REPEAT_OFF || window->State.IgnoreKeyRepeat==GL_TRUE ) && (HIWORD(lParam) & KF_REPEAT) )
751 * Remember the current modifiers state. This is done here in order
752 * to make sure the VK_DELETE keyboard callback is executed properly.
754 fgState.Modifiers = fgPlatformGetModifiers( );
756 GetCursorPos( &mouse_pos );
757 ScreenToClient( window->Window.Handle, &mouse_pos );
759 window->State.MouseX = mouse_pos.x;
760 window->State.MouseY = mouse_pos.y;
762 /* Convert the Win32 keystroke codes to GLUTtish way */
763 # define KEY(a,b) case a: keypress = b; break;
767 KEY( VK_F1, GLUT_KEY_F1 );
768 KEY( VK_F2, GLUT_KEY_F2 );
769 KEY( VK_F3, GLUT_KEY_F3 );
770 KEY( VK_F4, GLUT_KEY_F4 );
771 KEY( VK_F5, GLUT_KEY_F5 );
772 KEY( VK_F6, GLUT_KEY_F6 );
773 KEY( VK_F7, GLUT_KEY_F7 );
774 KEY( VK_F8, GLUT_KEY_F8 );
775 KEY( VK_F9, GLUT_KEY_F9 );
776 KEY( VK_F10, GLUT_KEY_F10 );
777 KEY( VK_F11, GLUT_KEY_F11 );
778 KEY( VK_F12, GLUT_KEY_F12 );
779 KEY( VK_PRIOR, GLUT_KEY_PAGE_UP );
780 KEY( VK_NEXT, GLUT_KEY_PAGE_DOWN );
781 KEY( VK_HOME, GLUT_KEY_HOME );
782 KEY( VK_END, GLUT_KEY_END );
783 KEY( VK_LEFT, GLUT_KEY_LEFT );
784 KEY( VK_UP, GLUT_KEY_UP );
785 KEY( VK_RIGHT, GLUT_KEY_RIGHT );
786 KEY( VK_DOWN, GLUT_KEY_DOWN );
787 KEY( VK_INSERT, GLUT_KEY_INSERT );
789 case VK_LCONTROL: case VK_RCONTROL: case VK_CONTROL:
790 case VK_LSHIFT: case VK_RSHIFT: case VK_SHIFT:
791 case VK_LMENU: case VK_RMENU: case VK_MENU:
792 /* These keypresses and releases are handled earlier in the function */
796 /* The delete key should be treated as an ASCII keypress: */
797 INVOKE_WCB( *window, Keyboard,
798 ( 127, window->State.MouseX, window->State.MouseY )
802 #if defined(_WIN32_WCE)
803 if(!(lParam & 0x40000000)) /* Prevent auto-repeat */
805 if(wParam==(unsigned)gxKeyList.vkRight)
806 keypress = GLUT_KEY_RIGHT;
807 else if(wParam==(unsigned)gxKeyList.vkLeft)
808 keypress = GLUT_KEY_LEFT;
809 else if(wParam==(unsigned)gxKeyList.vkUp)
810 keypress = GLUT_KEY_UP;
811 else if(wParam==(unsigned)gxKeyList.vkDown)
812 keypress = GLUT_KEY_DOWN;
813 else if(wParam==(unsigned)gxKeyList.vkA)
814 keypress = GLUT_KEY_F1;
815 else if(wParam==(unsigned)gxKeyList.vkB)
816 keypress = GLUT_KEY_F2;
817 else if(wParam==(unsigned)gxKeyList.vkC)
818 keypress = GLUT_KEY_F3;
819 else if(wParam==(unsigned)gxKeyList.vkStart)
820 keypress = GLUT_KEY_F4;
825 INVOKE_WCB( *window, Special,
827 window->State.MouseX, window->State.MouseY )
830 fgState.Modifiers = INVALID_MODIFIERS;
841 window = child_window;
844 * Remember the current modifiers state. This is done here in order
845 * to make sure the VK_DELETE keyboard callback is executed properly.
847 fgState.Modifiers = fgPlatformGetModifiers( );
849 GetCursorPos( &mouse_pos );
850 ScreenToClient( window->Window.Handle, &mouse_pos );
852 window->State.MouseX = mouse_pos.x;
853 window->State.MouseY = mouse_pos.y;
856 * Convert the Win32 keystroke codes to GLUTtish way.
857 * "KEY(a,b)" was defined under "WM_KEYDOWN"
862 KEY( VK_F1, GLUT_KEY_F1 );
863 KEY( VK_F2, GLUT_KEY_F2 );
864 KEY( VK_F3, GLUT_KEY_F3 );
865 KEY( VK_F4, GLUT_KEY_F4 );
866 KEY( VK_F5, GLUT_KEY_F5 );
867 KEY( VK_F6, GLUT_KEY_F6 );
868 KEY( VK_F7, GLUT_KEY_F7 );
869 KEY( VK_F8, GLUT_KEY_F8 );
870 KEY( VK_F9, GLUT_KEY_F9 );
871 KEY( VK_F10, GLUT_KEY_F10 );
872 KEY( VK_F11, GLUT_KEY_F11 );
873 KEY( VK_F12, GLUT_KEY_F12 );
874 KEY( VK_PRIOR, GLUT_KEY_PAGE_UP );
875 KEY( VK_NEXT, GLUT_KEY_PAGE_DOWN );
876 KEY( VK_HOME, GLUT_KEY_HOME );
877 KEY( VK_END, GLUT_KEY_END );
878 KEY( VK_LEFT, GLUT_KEY_LEFT );
879 KEY( VK_UP, GLUT_KEY_UP );
880 KEY( VK_RIGHT, GLUT_KEY_RIGHT );
881 KEY( VK_DOWN, GLUT_KEY_DOWN );
882 KEY( VK_INSERT, GLUT_KEY_INSERT );
884 case VK_LCONTROL: case VK_RCONTROL: case VK_CONTROL:
885 case VK_LSHIFT: case VK_RSHIFT: case VK_SHIFT:
886 case VK_LMENU: case VK_RMENU: case VK_MENU:
887 /* These keypresses and releases are handled earlier in the function */
891 /* The delete key should be treated as an ASCII keypress: */
892 INVOKE_WCB( *window, KeyboardUp,
893 ( 127, window->State.MouseX, window->State.MouseY )
899 #if !defined(_WIN32_WCE)
903 GetKeyboardState( state );
905 if( ToAscii( (UINT)wParam, 0, state, code, 0 ) == 1 )
908 INVOKE_WCB( *window, KeyboardUp,
910 window->State.MouseX, window->State.MouseY )
912 #endif /* !defined(_WIN32_WCE) */
917 INVOKE_WCB( *window, SpecialUp,
919 window->State.MouseX, window->State.MouseY )
922 fgState.Modifiers = INVALID_MODIFIERS;
930 window = child_window;
932 if( (fgState.KeyRepeat==GLUT_KEY_REPEAT_OFF || window->State.IgnoreKeyRepeat==GL_TRUE) && (HIWORD(lParam) & KF_REPEAT) )
935 fgState.Modifiers = fgPlatformGetModifiers( );
936 INVOKE_WCB( *window, Keyboard,
938 window->State.MouseX, window->State.MouseY )
940 fgState.Modifiers = INVALID_MODIFIERS;
944 case WM_CAPTURECHANGED:
945 /* User has finished resizing the window, force a redraw */
946 INVOKE_WCB( *window, Display, ( ) );
948 /*lRet = DefWindowProc( hWnd, uMsg, wParam, lParam ); */
951 /* Other messages that I have seen and which are not handled already */
952 case WM_SETTEXT: /* 0x000c */
953 lRet = DefWindowProc( hWnd, uMsg, wParam, lParam );
954 /* Pass it on to "DefWindowProc" to set the window text */
957 case WM_GETTEXT: /* 0x000d */
958 /* Ideally we would copy the title of the window into "lParam" */
959 /* strncpy ( (char *)lParam, "Window Title", wParam );
960 lRet = ( wParam > 12 ) ? 12 : wParam; */
961 /* the number of characters copied */
962 lRet = DefWindowProc( hWnd, uMsg, wParam, lParam );
965 case WM_GETTEXTLENGTH: /* 0x000e */
966 /* Ideally we would get the length of the title of the window */
968 /* the number of characters in "Window Title\0" (see above) */
971 case WM_ERASEBKGND: /* 0x0014 */
972 lRet = DefWindowProc( hWnd, uMsg, wParam, lParam );
975 #if !defined(_WIN32_WCE)
976 case WM_SYNCPAINT: /* 0x0088 */
977 /* Another window has moved, need to update this one */
978 window->State.Redisplay = GL_TRUE;
979 lRet = DefWindowProc( hWnd, uMsg, wParam, lParam );
980 /* Help screen says this message must be passed to "DefWindowProc" */
983 case WM_NCPAINT: /* 0x0085 */
984 /* Need to update the border of this window */
985 lRet = DefWindowProc( hWnd, uMsg, wParam, lParam );
986 /* Pass it on to "DefWindowProc" to repaint a standard border */
989 case WM_SYSCOMMAND : /* 0x0112 */
992 * We have received a system command message. Try to act on it.
993 * The commands are passed in through the "wParam" parameter:
994 * The least significant digit seems to be which edge of the window
995 * is being used for a resize event:
999 * Congratulations and thanks to Richard Rauch for figuring this out..
1001 switch ( wParam & 0xfff0 )
1010 /* User has clicked on the "-" to minimize the window */
1011 /* Turn off the visibility */
1012 window->State.Visible = GL_FALSE ;
1019 case SC_NEXTWINDOW :
1022 case SC_PREVWINDOW :
1026 /* Followed very closely by a WM_CLOSE message */
1050 case SC_SCREENSAVE :
1056 #if(WINVER >= 0x0400)
1060 case SC_MONITORPOWER :
1063 case SC_CONTEXTHELP :
1065 #endif /* WINVER >= 0x0400 */
1069 fgWarning( "Unknown wParam type 0x%x", wParam );
1074 #endif /* !defined(_WIN32_WCE) */
1076 /* We need to pass the message on to the operating system as well */
1077 lRet = DefWindowProc( hWnd, uMsg, wParam, lParam );
1081 /* handle multi-touch messages */
1084 unsigned int numInputs = (unsigned int)wParam;
1086 TOUCHINPUT* ti = (TOUCHINPUT*)malloc( sizeof(TOUCHINPUT)*numInputs);
1088 if (fghGetTouchInputInfo == (pGetTouchInputInfo)0xDEADBEEF) {
1089 fghGetTouchInputInfo = (pGetTouchInputInfo)GetProcAddress(GetModuleHandle("user32"),"GetTouchInputInfo");
1090 fghCloseTouchInputHandle = (pCloseTouchInputHandle)GetProcAddress(GetModuleHandle("user32"),"CloseTouchInputHandle");
1093 if (!fghGetTouchInputInfo) {
1098 if (fghGetTouchInputInfo( (HTOUCHINPUT)lParam, numInputs, ti, sizeof(TOUCHINPUT) )) {
1099 /* Handle each contact point */
1100 for (i = 0; i < numInputs; ++i ) {
1103 tp.x = TOUCH_COORD_TO_PIXEL(ti[i].x);
1104 tp.y = TOUCH_COORD_TO_PIXEL(ti[i].y);
1105 ScreenToClient( hWnd, &tp );
1107 ti[i].dwID = ti[i].dwID * 2;
1109 if (ti[i].dwFlags & TOUCHEVENTF_DOWN) {
1110 INVOKE_WCB( *window, MultiEntry, ( ti[i].dwID, GLUT_ENTERED ) );
1111 INVOKE_WCB( *window, MultiButton, ( ti[i].dwID, tp.x, tp.y, 0, GLUT_DOWN ) );
1112 } else if (ti[i].dwFlags & TOUCHEVENTF_MOVE) {
1113 INVOKE_WCB( *window, MultiMotion, ( ti[i].dwID, tp.x, tp.y ) );
1114 } else if (ti[i].dwFlags & TOUCHEVENTF_UP) {
1115 INVOKE_WCB( *window, MultiButton, ( ti[i].dwID, tp.x, tp.y, 0, GLUT_UP ) );
1116 INVOKE_WCB( *window, MultiEntry, ( ti[i].dwID, GLUT_LEFT ) );
1120 fghCloseTouchInputHandle((HTOUCHINPUT)lParam);
1122 lRet = 0; /*DefWindowProc( hWnd, uMsg, wParam, lParam );*/
1127 /* Handle unhandled messages */
1128 lRet = DefWindowProc( hWnd, uMsg, wParam, lParam );