X-Git-Url: http://git.mutantstargoat.com/user/nuclear/?a=blobdiff_plain;f=src%2Ffreeglut_main.c;h=360537b6fcfcac0b33a02cfcd98642c28a4cd96f;hb=1fcc6b80990394c277a4c2ddeafab948ada650cd;hp=803d4d239ef892734c39a30286feb96beb8661f0;hpb=3a0eaa0d03af6f0a0451d2e2b1828bffcde8d7d8;p=freeglut diff --git a/src/freeglut_main.c b/src/freeglut_main.c index 803d4d2..360537b 100644 --- a/src/freeglut_main.c +++ b/src/freeglut_main.c @@ -164,7 +164,7 @@ static void fghcbDisplayWindow( SFG_Window *window, SFG_Enumerator *enumerator ) ( window->State.Redisplay == TRUE ) && ( window->State.Visible == TRUE ) ) { - SFG_Window *current_window = fgStructure.Window ; + SFG_Window *current_window = fgStructure.Window; window->State.Redisplay = FALSE; INVOKE_WCB( *window, Display, ( ) ); @@ -296,19 +296,31 @@ static void fghCheckTimers( void ) */ long fgElapsedTime( void ) { + if (fgState.Time.Set) + { #if TARGET_HOST_UNIX_X11 - struct timeval now; - long elapsed; + struct timeval now; + long elapsed; - gettimeofday( &now, NULL ); + gettimeofday( &now, NULL ); - elapsed = (now.tv_usec - fgState.Time.Value.tv_usec) / 1000; - elapsed += (now.tv_sec - fgState.Time.Value.tv_sec) * 1000; + elapsed = ( now.tv_usec - fgState.Time.Value.tv_usec ) / 1000; + elapsed += ( now.tv_sec - fgState.Time.Value.tv_sec ) * 1000; - return elapsed; + return elapsed; +#elif TARGET_HOST_WIN32 + return timeGetTime( ) - fgState.Time.Value; +#endif + } + else + { +#if TARGET_HOST_UNIX_X11 + gettimeofday( &fgState.Time.Value, NULL ); #elif TARGET_HOST_WIN32 - return timeGetTime() - fgState.Time.Value; + fgState.Time.Value = timeGetTime( ); #endif + fgState.Time.Set = TRUE; + } } /* @@ -320,14 +332,17 @@ void fgError( const char *fmt, ... ) va_start( ap, fmt ); - fprintf( stderr, "freeglut "); + fprintf( stderr, "freeglut " ); if( fgState.ProgramName ) - fprintf (stderr, "(%s): ", fgState.ProgramName); + fprintf( stderr, "(%s): ", fgState.ProgramName ); vfprintf( stderr, fmt, ap ); fprintf( stderr, "\n" ); va_end( ap ); + if ( fgState.Initalized ) + fgDeinitialize( ); + exit( 1 ); } @@ -337,7 +352,7 @@ void fgWarning( const char *fmt, ... ) va_start( ap, fmt ); - fprintf( stderr, "freeglut "); + fprintf( stderr, "freeglut " ); if( fgState.ProgramName ) fprintf( stderr, "(%s): ", fgState.ProgramName ); vfprintf( stderr, fmt, ap ); @@ -366,7 +381,7 @@ void fgWarning( const char *fmt, ... ) * an opaque wall. * */ -static void fgCheckJoystickCallback( SFG_Window* w, SFG_Enumerator* e) +static void fgCheckJoystickCallback( SFG_Window* w, SFG_Enumerator* e ) { if( FETCH_WCB( *w, Joystick ) ) { @@ -383,7 +398,7 @@ static int fgHaveJoystick( void ) fgEnumWindows( fgCheckJoystickCallback, &enumerator ); return !!enumerator.data; } -static void fgHavePendingRedisplaysCallback( SFG_Window* w, SFG_Enumerator* e) +static void fgHavePendingRedisplaysCallback( SFG_Window* w, SFG_Enumerator* e ) { if( w->State.Redisplay ) { @@ -392,7 +407,7 @@ static void fgHavePendingRedisplaysCallback( SFG_Window* w, SFG_Enumerator* e) } fgEnumSubWindows( w, fgHavePendingRedisplaysCallback, e ); } -static int fgHavePendingRedisplays (void) +static int fgHavePendingRedisplays( void ) { SFG_Enumerator enumerator; enumerator.found = FALSE; @@ -412,14 +427,14 @@ static int fgHaveTimers( void ) */ static long fgNextTimer( void ) { - long now = fgElapsedTime(); + long now = fgElapsedTime( ); long ret = INT_MAX; SFG_Timer *timer; - for( timer = (SFG_Timer *)fgState.Timers.First; + for( timer = ( SFG_Timer * )fgState.Timers.First; timer; - timer = (SFG_Timer *)timer->Node.Next ) - ret = MIN( ret, MAX( 0, (timer->TriggerTime) - now ) ); + timer = ( SFG_Timer * )timer->Node.Next ) + ret = MIN( ret, MAX( 0, timer->TriggerTime - now ) ); return ret; } @@ -446,12 +461,12 @@ static void fgSleepForEvents( void ) if( fgHaveJoystick( ) ) msec = MIN( msec, 10 ); - wait.tv_sec = msec / 1000; - wait.tv_usec = (msec % 1000) * 1000; + wait.tv_sec = msec / 1000; + wait.tv_usec = ( msec % 1000 ) * 1000; err = select( socket+1, &fdset, NULL, NULL, &wait ); if( -1 == err ) - printf( "freeglut select() error: %d\n", errno ); + fgWarning( "freeglut select() error: %d\n", errno ); #elif TARGET_HOST_WIN32 #endif @@ -508,14 +523,6 @@ void FGAPIENTRY glutMainLoopEvent( void ) switch( event.type ) { - case DestroyNotify: - /* - * This is sent to confirm the XDestroyWindow call. - * XXX WHY is this commented out? Should we re-enable it? - */ - /* fgAddToWindowDestroyList ( window, FALSE ); */ - break; - case ClientMessage: /* * Destroy the window when the WM_DELETE_WINDOW message arrives @@ -524,31 +531,11 @@ void FGAPIENTRY glutMainLoopEvent( void ) { GETWINDOW( xclient ); - fgCloseWindow ( window ) ; + fgCloseWindow ( window ); fgAddToWindowDestroyList ( window, FALSE ); } break; - case MapNotify: - case UnmapNotify: - /* - * If we never do anything with this, can we just not ask to - * get these messages? - */ - break; - - case Expose: - /* - * We are too dumb to process partial exposes... - * XXX Well, we could do it. However, it seems to only - * XXX be potentially useful for single-buffered (since - * XXX double-buffered does not respect viewport when we - * XXX do a buffer-swap). - */ - if( event.xexpose.count == 0 ) - fghRedrawWindowByHandle( event.xexpose.window ); - break; - /* * CreateNotify causes a configure-event so that sub-windows are * handled compatibly with GLUT. Otherwise, your sub-windows @@ -571,6 +558,34 @@ void FGAPIENTRY glutMainLoopEvent( void ) ); break; + case DestroyNotify: + /* + * This is sent to confirm the XDestroyWindow call. + * XXX WHY is this commented out? Should we re-enable it? + */ + /* fgAddToWindowDestroyList ( window, FALSE ); */ + break; + + case Expose: + /* + * We are too dumb to process partial exposes... + * XXX Well, we could do it. However, it seems to only + * XXX be potentially useful for single-buffered (since + * XXX double-buffered does not respect viewport when we + * XXX do a buffer-swap). + */ + if( event.xexpose.count == 0 ) + fghRedrawWindowByHandle( event.xexpose.window ); + break; + + case MapNotify: + case UnmapNotify: + /* + * If we never do anything with this, can we just not ask to + * get these messages? + */ + break; + case MappingNotify: /* * Have the client's keyboard knowledge updated (xlib.ps, @@ -619,20 +634,13 @@ void FGAPIENTRY glutMainLoopEvent( void ) break; case EnterNotify: - { - GETWINDOW( xcrossing ); - GETMOUSE( xcrossing ); - INVOKE_WCB( *window, Entry, ( GLUT_ENTERED ) ); - } - break; - /* XXX Combine EnterNotify and LeaveNotify */ case LeaveNotify: - { GETWINDOW( xcrossing ); GETMOUSE( xcrossing ); - INVOKE_WCB( *window, Entry, ( GLUT_LEFT ) ); - } - break; + INVOKE_WCB( *window, Entry, ( ( EnterNotify == event.type ) ? + GLUT_ENTERED : + GLUT_LEFT ) ); + break; case MotionNotify: { @@ -648,8 +656,8 @@ void FGAPIENTRY glutMainLoopEvent( void ) window->ActiveMenu->Window->State.MouseY = event.xmotion.y_root - window->ActiveMenu->Y; } - window->ActiveMenu->Window->State.Redisplay = TRUE ; - fgSetWindow( window->ActiveMenu->ParentWindow ) ; + window->ActiveMenu->Window->State.Redisplay = TRUE; + fgSetWindow( window->ActiveMenu->ParentWindow ); break; } @@ -658,20 +666,14 @@ void FGAPIENTRY glutMainLoopEvent( void ) * XXX For more than 5 buttons, just check {event.xmotion.state}, * XXX rather than a host of bit-masks? */ - if( (event.xmotion.state & Button1Mask) || - (event.xmotion.state & Button2Mask) || - (event.xmotion.state & Button3Mask) || - (event.xmotion.state & Button4Mask) || - (event.xmotion.state & Button5Mask) ) - { +#define BUTTON_MASK \ + ( Button1Mask | Button2Mask | Button3Mask | Button4Mask | Button5Mask ) + if( event.xmotion.state & BUTTON_MASK ) INVOKE_WCB( *window, Motion, ( event.xmotion.x, event.xmotion.y ) ); - } else - { INVOKE_WCB( *window, Passive, ( event.xmotion.x, event.xmotion.y ) ); - } } break; @@ -682,7 +684,7 @@ void FGAPIENTRY glutMainLoopEvent( void ) int button; if( event.type == ButtonRelease ) - pressed = FALSE ; + pressed = FALSE; /* * A mouse button has been pressed or released. Traditionally, @@ -773,7 +775,7 @@ void FGAPIENTRY glutMainLoopEvent( void ) * No active menu, let's check whether we need to activate one. */ if( ( 0 <= button ) && - ( 2 >= button ) && + ( FREEGLUT_MAX_MENUS > button ) && ( window->Menu[ button ] ) && pressed ) { @@ -802,13 +804,11 @@ void FGAPIENTRY glutMainLoopEvent( void ) * XXX Use a symbolic constant, *not* "4"! */ if( ( button < 3 ) || ( ! FETCH_WCB( *window, MouseWheel ) ) ) - { INVOKE_WCB( *window, Mouse, ( button, pressed ? GLUT_DOWN : GLUT_UP, event.xbutton.x, event.xbutton.y ) ); - } else { /* @@ -823,7 +823,7 @@ void FGAPIENTRY glutMainLoopEvent( void ) * XXX Note that {button} has already been decremeted * XXX in mapping from X button numbering to GLUT. */ - int wheel_number = (button - 3) / 2; + int wheel_number = ( button - 3 ) / 2; int direction = -1; if( button % 2 ) direction = 1; @@ -877,7 +877,8 @@ void FGAPIENTRY glutMainLoopEvent( void ) * Check for the ASCII/KeySym codes associated with the event: */ len = XLookupString( &event.xkey, asciiCode, sizeof(asciiCode), - &keySym, &composeStatus ); + &keySym, &composeStatus + ); /* * GLUT API tells us to have two separate callbacks... @@ -892,7 +893,8 @@ void FGAPIENTRY glutMainLoopEvent( void ) fgSetWindow( window ); window->State.Modifiers = fgGetXModifiers( &event ); keyboard_cb( asciiCode[ 0 ], - event.xkey.x, event.xkey.y ); + event.xkey.x, event.xkey.y + ); window->State.Modifiers = 0xffffffff; } } @@ -940,7 +942,7 @@ void FGAPIENTRY glutMainLoopEvent( void ) * Execute the callback (if one has been specified), * given that the special code seems to be valid... */ - if( special_cb && (special != -1) ) + if( special_cb && ( special != -1 ) ) { fgSetWindow( window ); window->State.Modifiers = fgGetXModifiers( &event ); @@ -956,7 +958,7 @@ void FGAPIENTRY glutMainLoopEvent( void ) break; /* XXX Should disable this event */ default: - fgWarning ("Unknown X event type: %d", event.type); + fgWarning( "Unknown X event type: %d", event.type ); break; } } @@ -968,7 +970,7 @@ void FGAPIENTRY glutMainLoopEvent( void ) while( PeekMessage( &stMsg, NULL, 0, 0, PM_NOREMOVE ) ) { if( GetMessage( &stMsg, NULL, 0, 0 ) == 0 ) - fgState.ExecState = GLUT_EXEC_STATE_STOP ; + fgState.ExecState = GLUT_EXEC_STATE_STOP; TranslateMessage( &stMsg ); DispatchMessage( &stMsg ); @@ -989,7 +991,7 @@ void FGAPIENTRY glutMainLoopEvent( void ) void FGAPIENTRY glutMainLoop( void ) { #if TARGET_HOST_WIN32 - SFG_Window *window = (SFG_Window *)fgStructure.Windows.First ; + SFG_Window *window = (SFG_Window *)fgStructure.Windows.First; #endif freeglut_assert_ready; @@ -1006,19 +1008,19 @@ void FGAPIENTRY glutMainLoop( void ) */ while( window ) { - if ( FETCH_WCB( *window, Visibility ) ) + if( FETCH_WCB( *window, Visibility ) ) { - SFG_Window *current_window = fgStructure.Window ; + SFG_Window *current_window = fgStructure.Window; INVOKE_WCB( *window, Visibility, ( window->State.Visible ) ); fgSetWindow( current_window ); } - window = (SFG_Window *)window->Node.Next ; + window = (SFG_Window *)window->Node.Next; } #endif - fgState.ExecState = GLUT_EXEC_STATE_RUNNING ; + fgState.ExecState = GLUT_EXEC_STATE_RUNNING; while( fgState.ExecState == GLUT_EXEC_STATE_RUNNING ) { glutMainLoopEvent( ); @@ -1030,7 +1032,7 @@ void FGAPIENTRY glutMainLoop( void ) if( fgState.IdleCallback ) fgState.IdleCallback( ); - fgSleepForEvents(); + fgSleepForEvents( ); } } @@ -1044,7 +1046,7 @@ void FGAPIENTRY glutMainLoop( void ) fgDeinitialize( ); if( execState == GLUT_ACTION_EXIT ) - exit( 0 ) ; + exit( 0 ); } } @@ -1053,7 +1055,7 @@ void FGAPIENTRY glutMainLoop( void ) */ void FGAPIENTRY glutLeaveMainLoop( void ) { - fgState.ExecState = GLUT_EXEC_STATE_STOP ; + fgState.ExecState = GLUT_EXEC_STATE_STOP; } @@ -1083,7 +1085,7 @@ LRESULT CALLBACK fgWindowProc( HWND hWnd, UINT uMsg, WPARAM wParam, LONG lRet = 1; if ( ( window == NULL ) && ( uMsg != WM_CREATE ) ) - return( DefWindowProc( hWnd, uMsg, wParam, lParam ) ); + return DefWindowProc( hWnd, uMsg, wParam, lParam ); /* printf ( "Window %3d message <%04x> %12d %12d\n", window?window->ID:0, uMsg, wParam, lParam ); */ @@ -1107,7 +1109,8 @@ LRESULT CALLBACK fgWindowProc( HWND hWnd, UINT uMsg, WPARAM wParam, if( fgStructure.MenuContext ) wglMakeCurrent( window->Window.Device, - fgStructure.MenuContext->Context ) ; + fgStructure.MenuContext->Context + ); else { fgStructure.MenuContext = @@ -1116,7 +1119,7 @@ LRESULT CALLBACK fgWindowProc( HWND hWnd, UINT uMsg, WPARAM wParam, wglCreateContext( window->Window.Device ); } - /* window->Window.Context = wglGetCurrentContext () ; */ + /* window->Window.Context = wglGetCurrentContext( ); */ window->Window.Context = wglCreateContext( window->Window.Device ); } else @@ -1147,12 +1150,12 @@ LRESULT CALLBACK fgWindowProc( HWND hWnd, UINT uMsg, WPARAM wParam, break; #if 0 case WM_SETFOCUS: - printf("WM_SETFOCUS: %p\n", window ); + printf( "WM_SETFOCUS: %p\n", window ); lRet = DefWindowProc( hWnd, uMsg, wParam, lParam ); break; case WM_ACTIVATE: - if (LOWORD(wParam) != WA_INACTIVE) + if( LOWORD( wParam ) != WA_INACTIVE ) { /* glutSetCursor( fgStructure.Window->State.Cursor ); */ printf("WM_ACTIVATE: glutSetCursor( %p, %d)\n", window, @@ -1168,23 +1171,30 @@ LRESULT CALLBACK fgWindowProc( HWND hWnd, UINT uMsg, WPARAM wParam, /* * Windows seems to need reminding to erase the cursor for NONE. */ + + /* + * XXX Is this #if 0 section anything that we need to worry + * XXX about? Can we delete it? If it will ever be used, + * XXX why not re-use some common code with the glutSetCursor() + * XXX function (or perhaps invoke glutSetCursor())? + */ #if 0 - if ((LOWORD(lParam) == HTCLIENT) && - (fgStructure.Window->State.Cursor == GLUT_CURSOR_NONE)) + if( ( LOWORD( lParam ) == HTCLIENT ) && + ( fgStructure.Window->State.Cursor == GLUT_CURSOR_NONE ) ) SetCursor( NULL ); #else /* Set the cursor AND change it for this window class. */ -#define MAP_CURSOR(a,b) \ - case a: \ - SetCursor( LoadCursor( NULL, b ) ); \ - break; +#define MAP_CURSOR(a,b) \ + case a: \ + SetCursor( LoadCursor( NULL, b ) ); \ + break; /* Nuke the cursor AND change it for this window class. */ -#define ZAP_CURSOR(a,b) \ - case a: \ - SetCursor( NULL ); \ - break; +#define ZAP_CURSOR(a,b) \ + case a: \ + SetCursor( NULL ); \ + break; if( LOWORD( lParam ) == HTCLIENT ) switch( window->State.Cursor ) @@ -1216,6 +1226,8 @@ LRESULT CALLBACK fgWindowProc( HWND hWnd, UINT uMsg, WPARAM wParam, break; case WM_PAINT: + /* Turn on the visibility in case it was turned off somehow */ + window->State.Visible = GL_TRUE; BeginPaint( hWnd, &ps ); fghRedrawWindowByHandle( hWnd ); EndPaint( hWnd, &ps ); @@ -1227,8 +1239,8 @@ LRESULT CALLBACK fgWindowProc( HWND hWnd, UINT uMsg, WPARAM wParam, */ if( fgStructure.Window == window ) { - int used = FALSE ; - SFG_Window *iter ; + int used = FALSE; + SFG_Window *iter; wglMakeCurrent( NULL, NULL ); /* @@ -1279,15 +1291,11 @@ LRESULT CALLBACK fgWindowProc( HWND hWnd, UINT uMsg, WPARAM wParam, if( ( wParam & MK_LBUTTON ) || ( wParam & MK_MBUTTON ) || ( wParam & MK_RBUTTON ) ) - { INVOKE_WCB( *window, Motion, ( window->State.MouseX, window->State.MouseY ) ); - } else - { INVOKE_WCB( *window, Passive, ( window->State.MouseX, window->State.MouseY ) ); - } window->State.Modifiers = 0xffffffff; } @@ -1306,6 +1314,15 @@ LRESULT CALLBACK fgWindowProc( HWND hWnd, UINT uMsg, WPARAM wParam, window->State.MouseX = LOWORD( lParam ); window->State.MouseY = HIWORD( lParam ); + /* + * XXX Either these multi-statement lines should be broken + * XXX in the form: + * XXX pressed = TRUE; + * XXX button = GLUT_LEFT_BUTTON; + * XXX break; + * XXX ...or we should use a macro (much as I dislike freeglut's + * XXX preponderance of using macros to "compress" code). + */ switch( uMsg ) { case WM_LBUTTONDOWN: @@ -1334,6 +1351,9 @@ LRESULT CALLBACK fgWindowProc( HWND hWnd, UINT uMsg, WPARAM wParam, return DefWindowProc( hWnd, uMsg, lParam, wParam ); /* + * XXX This comment is duplicated in two other spots. + * XXX Can we centralize it? + * * Do not execute the application's mouse callback if a * menu is hooked to this button. * In that case an appropriate private call should be generated. @@ -1353,8 +1373,13 @@ LRESULT CALLBACK fgWindowProc( HWND hWnd, UINT uMsg, WPARAM wParam, /* Window has an active menu, it absorbs any mouse click */ if( window->ActiveMenu ) { - /* Inside the menu, invoke the callback and deactivate the menu*/ - if( fgCheckActiveMenu( window, window->ActiveMenu ) == TRUE ) + /* Outside the menu, deactivate the menu if it's a downclick */ + if( fgCheckActiveMenu( window, window->ActiveMenu ) != TRUE ) + { + if( pressed == TRUE ) + fgDeactivateMenu( window->ActiveMenu->ParentWindow ); + } + else /* In menu, invoke the callback and deactivate the menu*/ { /* * Save the current window and menu and set the current @@ -1374,11 +1399,6 @@ LRESULT CALLBACK fgWindowProc( HWND hWnd, UINT uMsg, WPARAM wParam, fgSetWindow( save_window ); fgStructure.Menu = save_menu; } - else /* Out of menu, deactivate the menu if it's a downclick */ - { - if( pressed == TRUE ) - fgDeactivateMenu( window->ActiveMenu->ParentWindow ); - } /* * Let's make the window redraw as a result of the mouse @@ -1390,7 +1410,7 @@ LRESULT CALLBACK fgWindowProc( HWND hWnd, UINT uMsg, WPARAM wParam, break; } - if ( ( window->Menu[ button ] ) && ( pressed == TRUE ) ) + if( ( window->Menu[ button ] ) && ( pressed == TRUE ) ) { window->State.Redisplay = TRUE; fgSetWindow( window ); @@ -1421,10 +1441,12 @@ LRESULT CALLBACK fgWindowProc( HWND hWnd, UINT uMsg, WPARAM wParam, case 0x020a: /* Should be WM_MOUSEWHEEL but my compiler doesn't recognize it */ { + /* + * XXX THIS IS SPECULATIVE -- John Fay, 10/2/03 + * XXX Should use WHEEL_DELTA instead of 120 + */ int wheel_number = LOWORD( wParam ); - /* THIS IS SPECULATIVE -- John Fay, 10/2/03 */ - short ticks = HIWORD( wParam ) / 120; - /* Should be WHEEL_DELTA instead of 120 */ + short ticks = ( short )HIWORD( wParam ) / 120; int direction = 1; if( ticks < 0 ) @@ -1450,7 +1472,6 @@ LRESULT CALLBACK fgWindowProc( HWND hWnd, UINT uMsg, WPARAM wParam, while( ticks-- ) if( FETCH_WCB( *window, MouseWheel ) ) - { INVOKE_WCB( *window, MouseWheel, ( wheel_number, direction, @@ -1458,7 +1479,6 @@ LRESULT CALLBACK fgWindowProc( HWND hWnd, UINT uMsg, WPARAM wParam, window->State.MouseY ) ); - } else /* No mouse wheel, call the mouse button callback twice */ { /* @@ -1480,13 +1500,13 @@ LRESULT CALLBACK fgWindowProc( HWND hWnd, UINT uMsg, WPARAM wParam, fgStructure.Window->State.Modifiers = 0xffffffff; } - break ; + break; case WM_SYSKEYDOWN: case WM_KEYDOWN: { int keypress = -1; - POINT mouse_pos ; + POINT mouse_pos; if( fgState.IgnoreKeyRepeat && (lParam & KF_REPEAT) ) break; @@ -1704,6 +1724,74 @@ LRESULT CALLBACK fgWindowProc( HWND hWnd, UINT uMsg, WPARAM wParam, /* Pass it on to "DefWindowProc" to repaint a standard border */ break; + case WM_SYSCOMMAND : /* 0x0112 */ + { + /* + * We have received a system command message. Try to act on it. + * The commands are passed in through the "lParam" parameter: + * Clicking on a corner to resize the window gives a "F004" message + * but this is not defined in my header file. + */ + switch ( lParam ) + { + case SC_SIZE: + break; + + case SC_MOVE: + break; + + case SC_MINIMIZE: + /* User has clicked on the "-" to minimize the window */ + /* Turn off the visibility */ + window->State.Visible = GL_FALSE; + break; + + case SC_MAXIMIZE: + break; + + case SC_NEXTWINDOW: + break; + + case SC_PREVWINDOW: + break; + + case SC_CLOSE: + /* Followed very closely by a WM_CLOSE message */ + break; + + case SC_VSCROLL: + break; + + case SC_HSCROLL: + break; + + case SC_MOUSEMENU: + break; + + case SC_KEYMENU: + break; + + case SC_ARRANGE: + break; + + case SC_RESTORE: + break; + + case SC_TASKLIST: + break; + + case SC_SCREENSAVE: + break; + + case SC_HOTKEY: + break; + } + } + + /* We need to pass the message on to the operating system as well */ + lRet = DefWindowProc( hWnd, uMsg, wParam, lParam ); + break; + default: /* * Handle unhandled messages