freeglut_main.c
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上传日期:2022-01-07
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文件大小:74k
- /*
- * freeglut_main.c
- *
- * The windows message processing methods.
- *
- * Copyright (c) 1999-2000 Pawel W. Olszta. All Rights Reserved.
- * Written by Pawel W. Olszta, <olszta@sourceforge.net>
- * Creation date: Fri Dec 3 1999
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included
- * in all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * PAWEL W. OLSZTA BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
- * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- */
- #include <GL/freeglut.h>
- #include "freeglut_internal.h"
- #if HAVE_ERRNO
- # include <errno.h>
- #endif
- #include <stdarg.h>
- #if HAVE_VPRINTF
- # define VFPRINTF(s,f,a) vfprintf((s),(f),(a))
- #elif HAVE_DOPRNT
- # define VFPRINTF(s,f,a) _doprnt((f),(a),(s))
- #else
- # define VFPRINTF(s,f,a)
- #endif
- #ifdef _WIN32_WCE
- typedef struct GXDisplayProperties GXDisplayProperties;
- typedef struct GXKeyList GXKeyList;
- #include <gx.h>
- typedef struct GXKeyList (*GXGETDEFAULTKEYS)(int);
- typedef int (*GXOPENINPUT)();
- GXGETDEFAULTKEYS GXGetDefaultKeys_ = NULL;
- GXOPENINPUT GXOpenInput_ = NULL;
- struct GXKeyList gxKeyList;
- #endif /* _WIN32_WCE */
- /*
- * Try to get the maximum value allowed for ints, falling back to the minimum
- * guaranteed by ISO C99 if there is no suitable header.
- */
- #if HAVE_LIMITS_H
- # include <limits.h>
- #endif
- #ifndef INT_MAX
- # define INT_MAX 32767
- #endif
- #ifndef MIN
- # define MIN(a,b) (((a)<(b)) ? (a) : (b))
- #endif
- /*
- * TODO BEFORE THE STABLE RELEASE:
- *
- * There are some issues concerning window redrawing under X11, and maybe
- * some events are not handled. The Win32 version lacks some more features,
- * but seems acceptable for not demanding purposes.
- *
- * Need to investigate why the X11 version breaks out with an error when
- * closing a window (using the window manager, not glutDestroyWindow)...
- */
- /* -- PRIVATE FUNCTIONS ---------------------------------------------------- */
- /*
- * Handle a window configuration change. When no reshape
- * callback is hooked, the viewport size is updated to
- * match the new window size.
- */
- static void fghReshapeWindow ( SFG_Window *window, int width, int height )
- {
- SFG_Window *current_window = fgStructure.CurrentWindow;
- freeglut_return_if_fail( window != NULL );
- #if TARGET_HOST_POSIX_X11
- XResizeWindow( fgDisplay.Display, window->Window.Handle,
- width, height );
- XFlush( fgDisplay.Display ); /* XXX Shouldn't need this */
- #elif TARGET_HOST_MS_WINDOWS && !defined(_WIN32_WCE)
- {
- RECT winRect;
- int x, y, w, h;
- /*
- * For windowed mode, get the current position of the
- * window and resize taking the size of the frame
- * decorations into account.
- */
- /* "GetWindowRect" returns the pixel coordinates of the outside of the window */
- GetWindowRect( window->Window.Handle, &winRect );
- x = winRect.left;
- y = winRect.top;
- w = width;
- h = height;
- if ( window->Parent == NULL )
- {
- if ( ! window->IsMenu && (window != fgStructure.GameModeWindow) )
- {
- w += GetSystemMetrics( SM_CXSIZEFRAME ) * 2;
- h += GetSystemMetrics( SM_CYSIZEFRAME ) * 2 +
- GetSystemMetrics( SM_CYCAPTION );
- }
- }
- else
- {
- RECT parentRect;
- GetWindowRect( window->Parent->Window.Handle, &parentRect );
- x -= parentRect.left + GetSystemMetrics( SM_CXSIZEFRAME ) * 2;
- y -= parentRect.top + GetSystemMetrics( SM_CYSIZEFRAME ) * 2 +
- GetSystemMetrics( SM_CYCAPTION );
- }
- /*
- * SWP_NOACTIVATE Do not activate the window
- * SWP_NOOWNERZORDER Do not change position in z-order
- * SWP_NOSENDCHANGING Supress WM_WINDOWPOSCHANGING message
- * SWP_NOZORDER Retains the current Z order (ignore 2nd param)
- */
- SetWindowPos( window->Window.Handle,
- HWND_TOP,
- x, y, w, h,
- SWP_NOACTIVATE | SWP_NOOWNERZORDER | SWP_NOSENDCHANGING |
- SWP_NOZORDER
- );
- }
- #endif
- /*
- * XXX Should update {window->State.OldWidth, window->State.OldHeight}
- * XXX to keep in lockstep with POSIX_X11 code.
- */
- if( FETCH_WCB( *window, Reshape ) )
- INVOKE_WCB( *window, Reshape, ( width, height ) );
- else
- {
- fgSetWindow( window );
- glViewport( 0, 0, width, height );
- }
- /*
- * Force a window redraw. In Windows at least this is only a partial
- * solution: if the window is increasing in size in either dimension,
- * the already-drawn part does not get drawn again and things look funny.
- * But without this we get this bad behaviour whenever we resize the
- * window.
- */
- window->State.Redisplay = GL_TRUE;
- if( window->IsMenu )
- fgSetWindow( current_window );
- }
- /*
- * Calls a window's redraw method. This is used when
- * a redraw is forced by the incoming window messages.
- */
- static void fghRedrawWindow ( SFG_Window *window )
- {
- SFG_Window *current_window = fgStructure.CurrentWindow;
- freeglut_return_if_fail( window );
- freeglut_return_if_fail( FETCH_WCB ( *window, Display ) );
- window->State.Redisplay = GL_FALSE;
- freeglut_return_if_fail( window->State.Visible );
- fgSetWindow( window );
- if( window->State.NeedToResize )
- {
- fghReshapeWindow(
- window,
- window->State.Width,
- window->State.Height
- );
- window->State.NeedToResize = GL_FALSE;
- }
- INVOKE_WCB( *window, Display, ( ) );
- fgSetWindow( current_window );
- }
- /*
- * A static helper function to execute display callback for a window
- */
- static void fghcbDisplayWindow( SFG_Window *window,
- SFG_Enumerator *enumerator )
- {
- if( window->State.Redisplay &&
- window->State.Visible )
- {
- window->State.Redisplay = GL_FALSE;
- #if TARGET_HOST_POSIX_X11
- fghRedrawWindow ( window ) ;
- #elif TARGET_HOST_MS_WINDOWS
- RedrawWindow(
- window->Window.Handle, NULL, NULL,
- RDW_NOERASE | RDW_INTERNALPAINT | RDW_INVALIDATE | RDW_UPDATENOW
- );
- #endif
- }
- fgEnumSubWindows( window, fghcbDisplayWindow, enumerator );
- }
- /*
- * Make all windows perform a display call
- */
- static void fghDisplayAll( void )
- {
- SFG_Enumerator enumerator;
- enumerator.found = GL_FALSE;
- enumerator.data = NULL;
- fgEnumWindows( fghcbDisplayWindow, &enumerator );
- }
- /*
- * Window enumerator callback to check for the joystick polling code
- */
- static void fghcbCheckJoystickPolls( SFG_Window *window,
- SFG_Enumerator *enumerator )
- {
- long int checkTime = fgElapsedTime( );
- if( window->State.JoystickLastPoll + window->State.JoystickPollRate <=
- checkTime )
- {
- #if !defined(_WIN32_WCE)
- fgJoystickPollWindow( window );
- #endif /* !defined(_WIN32_WCE) */
- window->State.JoystickLastPoll = checkTime;
- }
- fgEnumSubWindows( window, fghcbCheckJoystickPolls, enumerator );
- }
- /*
- * Check all windows for joystick polling
- */
- static void fghCheckJoystickPolls( void )
- {
- SFG_Enumerator enumerator;
- enumerator.found = GL_FALSE;
- enumerator.data = NULL;
- fgEnumWindows( fghcbCheckJoystickPolls, &enumerator );
- }
- /*
- * Check the global timers
- */
- static void fghCheckTimers( void )
- {
- long checkTime = fgElapsedTime( );
- while( fgState.Timers.First )
- {
- SFG_Timer *timer = fgState.Timers.First;
- if( timer->TriggerTime > checkTime )
- break;
- fgListRemove( &fgState.Timers, &timer->Node );
- fgListAppend( &fgState.FreeTimers, &timer->Node );
- timer->Callback( timer->ID );
- }
- }
-
- /* Platform-dependent time in milliseconds, as an unsigned 32-bit integer.
- * This value wraps every 49.7 days, but integer overflows cancel
- * when subtracting an initial start time, unless the total time exceeds
- * 32-bit, where the GLUT API return value is also overflowed.
- */
- unsigned long fgSystemTime(void) {
- #if TARGET_HOST_SOLARIS || HAVE_GETTIMEOFDAY
- struct timeval now;
- gettimeofday( &now, NULL );
- return now.tv_usec/1000 + now.tv_sec*1000;
- #elif TARGET_HOST_MS_WINDOWS
- # if defined(_WIN32_WCE)
- return GetTickCount();
- # else
- return timeGetTime();
- # endif
- #endif
- }
-
- /*
- * Elapsed Time
- */
- long fgElapsedTime( void )
- {
- return (long) (fgSystemTime() - fgState.Time);
- }
- /*
- * Error Messages.
- */
- void fgError( const char *fmt, ... )
- {
- va_list ap;
- va_start( ap, fmt );
- fprintf( stderr, "freeglut ");
- if( fgState.ProgramName )
- fprintf( stderr, "(%s): ", fgState.ProgramName );
- VFPRINTF( stderr, fmt, ap );
- fprintf( stderr, "n" );
- va_end( ap );
- if ( fgState.Initialised )
- fgDeinitialize ();
- exit( 1 );
- }
- void fgWarning( const char *fmt, ... )
- {
- va_list ap;
- va_start( ap, fmt );
- fprintf( stderr, "freeglut ");
- if( fgState.ProgramName )
- fprintf( stderr, "(%s): ", fgState.ProgramName );
- VFPRINTF( stderr, fmt, ap );
- fprintf( stderr, "n" );
- va_end( ap );
- }
- /*
- * Indicates whether Joystick events are being used by ANY window.
- *
- * The current mechanism is to walk all of the windows and ask if
- * there is a joystick callback. We have a short-circuit early
- * return if we find any joystick handler registered.
- *
- * The real way to do this is to make use of the glutTimer() API
- * to more cleanly re-implement the joystick API. Then, this code
- * and all other "joystick timer" code can be yanked.
- *
- */
- static void fghCheckJoystickCallback( SFG_Window* w, SFG_Enumerator* e)
- {
- if( FETCH_WCB( *w, Joystick ) )
- {
- e->found = GL_TRUE;
- e->data = w;
- }
- fgEnumSubWindows( w, fghCheckJoystickCallback, e );
- }
- static int fghHaveJoystick( void )
- {
- SFG_Enumerator enumerator;
- enumerator.found = GL_FALSE;
- enumerator.data = NULL;
- fgEnumWindows( fghCheckJoystickCallback, &enumerator );
- return !!enumerator.data;
- }
- static void fghHavePendingRedisplaysCallback( SFG_Window* w, SFG_Enumerator* e)
- {
- if( w->State.Redisplay && w->State.Visible )
- {
- e->found = GL_TRUE;
- e->data = w;
- }
- fgEnumSubWindows( w, fghHavePendingRedisplaysCallback, e );
- }
- static int fghHavePendingRedisplays (void)
- {
- SFG_Enumerator enumerator;
- enumerator.found = GL_FALSE;
- enumerator.data = NULL;
- fgEnumWindows( fghHavePendingRedisplaysCallback, &enumerator );
- return !!enumerator.data;
- }
- /*
- * Returns the number of GLUT ticks (milliseconds) till the next timer event.
- */
- static long fghNextTimer( void )
- {
- long ret = INT_MAX;
- SFG_Timer *timer = fgState.Timers.First;
- if( timer )
- ret = timer->TriggerTime - fgElapsedTime();
- if( ret < 0 )
- ret = 0;
- return ret;
- }
- /*
- * Does the magic required to relinquish the CPU until something interesting
- * happens.
- */
- static void fghSleepForEvents( void )
- {
- long msec;
- if( fgState.IdleCallback || fghHavePendingRedisplays( ) )
- return;
- msec = fghNextTimer( );
- /* XXX Use GLUT timers for joysticks... */
- /* XXX Dumb; forces granularity to .01sec */
- if( fghHaveJoystick( ) && ( msec > 10 ) )
- msec = 10;
- #if TARGET_HOST_POSIX_X11
- /*
- * Possibly due to aggressive use of XFlush() and friends,
- * it is possible to have our socket drained but still have
- * unprocessed events. (Or, this may just be normal with
- * X, anyway?) We do non-trivial processing of X events
- * after the event-reading loop, in any case, so we
- * need to allow that we may have an empty socket but non-
- * empty event queue.
- */
- if( ! XPending( fgDisplay.Display ) )
- {
- fd_set fdset;
- int err;
- int socket;
- struct timeval wait;
- socket = ConnectionNumber( fgDisplay.Display );
- FD_ZERO( &fdset );
- FD_SET( socket, &fdset );
- wait.tv_sec = msec / 1000;
- wait.tv_usec = (msec % 1000) * 1000;
- err = select( socket+1, &fdset, NULL, NULL, &wait );
- #if HAVE_ERRNO
- if( ( -1 == err ) && ( errno != EINTR ) )
- fgWarning ( "freeglut select() error: %d", errno );
- #endif
- }
- #elif TARGET_HOST_MS_WINDOWS
- MsgWaitForMultipleObjects( 0, NULL, FALSE, msec, QS_ALLINPUT );
- #endif
- }
- #if TARGET_HOST_POSIX_X11
- /*
- * Returns GLUT modifier mask for the state field of an X11 event.
- */
- static int fghGetXModifiers( int state )
- {
- int ret = 0;
- if( state & ( ShiftMask | LockMask ) )
- ret |= GLUT_ACTIVE_SHIFT;
- if( state & ControlMask )
- ret |= GLUT_ACTIVE_CTRL;
- if( state & Mod1Mask )
- ret |= GLUT_ACTIVE_ALT;
- return ret;
- }
- #endif
- #if TARGET_HOST_POSIX_X11 && _DEBUG
- static const char* fghTypeToString( int type )
- {
- switch( type ) {
- case KeyPress: return "KeyPress";
- case KeyRelease: return "KeyRelease";
- case ButtonPress: return "ButtonPress";
- case ButtonRelease: return "ButtonRelease";
- case MotionNotify: return "MotionNotify";
- case EnterNotify: return "EnterNotify";
- case LeaveNotify: return "LeaveNotify";
- case FocusIn: return "FocusIn";
- case FocusOut: return "FocusOut";
- case KeymapNotify: return "KeymapNotify";
- case Expose: return "Expose";
- case GraphicsExpose: return "GraphicsExpose";
- case NoExpose: return "NoExpose";
- case VisibilityNotify: return "VisibilityNotify";
- case CreateNotify: return "CreateNotify";
- case DestroyNotify: return "DestroyNotify";
- case UnmapNotify: return "UnmapNotify";
- case MapNotify: return "MapNotify";
- case MapRequest: return "MapRequest";
- case ReparentNotify: return "ReparentNotify";
- case ConfigureNotify: return "ConfigureNotify";
- case ConfigureRequest: return "ConfigureRequest";
- case GravityNotify: return "GravityNotify";
- case ResizeRequest: return "ResizeRequest";
- case CirculateNotify: return "CirculateNotify";
- case CirculateRequest: return "CirculateRequest";
- case PropertyNotify: return "PropertyNotify";
- case SelectionClear: return "SelectionClear";
- case SelectionRequest: return "SelectionRequest";
- case SelectionNotify: return "SelectionNotify";
- case ColormapNotify: return "ColormapNotify";
- case ClientMessage: return "ClientMessage";
- case MappingNotify: return "MappingNotify";
- default: return "UNKNOWN";
- }
- }
- static const char* fghBoolToString( Bool b )
- {
- return b == False ? "False" : "True";
- }
- static const char* fghNotifyHintToString( char is_hint )
- {
- switch( is_hint ) {
- case NotifyNormal: return "NotifyNormal";
- case NotifyHint: return "NotifyHint";
- default: return "UNKNOWN";
- }
- }
- static const char* fghNotifyModeToString( int mode )
- {
- switch( mode ) {
- case NotifyNormal: return "NotifyNormal";
- case NotifyGrab: return "NotifyGrab";
- case NotifyUngrab: return "NotifyUngrab";
- case NotifyWhileGrabbed: return "NotifyWhileGrabbed";
- default: return "UNKNOWN";
- }
- }
- static const char* fghNotifyDetailToString( int detail )
- {
- switch( detail ) {
- case NotifyAncestor: return "NotifyAncestor";
- case NotifyVirtual: return "NotifyVirtual";
- case NotifyInferior: return "NotifyInferior";
- case NotifyNonlinear: return "NotifyNonlinear";
- case NotifyNonlinearVirtual: return "NotifyNonlinearVirtual";
- case NotifyPointer: return "NotifyPointer";
- case NotifyPointerRoot: return "NotifyPointerRoot";
- case NotifyDetailNone: return "NotifyDetailNone";
- default: return "UNKNOWN";
- }
- }
- static const char* fghVisibilityToString( int state ) {
- switch( state ) {
- case VisibilityUnobscured: return "VisibilityUnobscured";
- case VisibilityPartiallyObscured: return "VisibilityPartiallyObscured";
- case VisibilityFullyObscured: return "VisibilityFullyObscured";
- default: return "UNKNOWN";
- }
- }
- static const char* fghConfigureDetailToString( int detail )
- {
- switch( detail ) {
- case Above: return "Above";
- case Below: return "Below";
- case TopIf: return "TopIf";
- case BottomIf: return "BottomIf";
- case Opposite: return "Opposite";
- default: return "UNKNOWN";
- }
- }
- static const char* fghPlaceToString( int place )
- {
- switch( place ) {
- case PlaceOnTop: return "PlaceOnTop";
- case PlaceOnBottom: return "PlaceOnBottom";
- default: return "UNKNOWN";
- }
- }
- static const char* fghMappingRequestToString( int request )
- {
- switch( request ) {
- case MappingModifier: return "MappingModifier";
- case MappingKeyboard: return "MappingKeyboard";
- case MappingPointer: return "MappingPointer";
- default: return "UNKNOWN";
- }
- }
- static const char* fghPropertyStateToString( int state )
- {
- switch( state ) {
- case PropertyNewValue: return "PropertyNewValue";
- case PropertyDelete: return "PropertyDelete";
- default: return "UNKNOWN";
- }
- }
- static const char* fghColormapStateToString( int state )
- {
- switch( state ) {
- case ColormapUninstalled: return "ColormapUninstalled";
- case ColormapInstalled: return "ColormapInstalled";
- default: return "UNKNOWN";
- }
- }
- static void fghPrintEvent( XEvent *event )
- {
- switch( event->type ) {
- case KeyPress:
- case KeyRelease: {
- XKeyEvent *e = &event->xkey;
- fgWarning( "%s: window=0x%x, root=0x%x, subwindow=0x%x, time=%lu, "
- "(x,y)=(%d,%d), (x_root,y_root)=(%d,%d), state=0x%x, "
- "keycode=%u, same_screen=%s", fghTypeToString( e->type ),
- e->window, e->root, e->subwindow, (unsigned long)e->time,
- e->x, e->y, e->x_root, e->y_root, e->state, e->keycode,
- fghBoolToString( e->same_screen ) );
- break;
- }
- case ButtonPress:
- case ButtonRelease: {
- XButtonEvent *e = &event->xbutton;
- fgWarning( "%s: window=0x%x, root=0x%x, subwindow=0x%x, time=%lu, "
- "(x,y)=(%d,%d), (x_root,y_root)=(%d,%d), state=0x%x, "
- "button=%u, same_screen=%d", fghTypeToString( e->type ),
- e->window, e->root, e->subwindow, (unsigned long)e->time,
- e->x, e->y, e->x_root, e->y_root, e->state, e->button,
- fghBoolToString( e->same_screen ) );
- break;
- }
- case MotionNotify: {
- XMotionEvent *e = &event->xmotion;
- fgWarning( "%s: window=0x%x, root=0x%x, subwindow=0x%x, time=%lu, "
- "(x,y)=(%d,%d), (x_root,y_root)=(%d,%d), state=0x%x, "
- "is_hint=%s, same_screen=%d", fghTypeToString( e->type ),
- e->window, e->root, e->subwindow, (unsigned long)e->time,
- e->x, e->y, e->x_root, e->y_root, e->state,
- fghNotifyHintToString( e->is_hint ),
- fghBoolToString( e->same_screen ) );
- break;
- }
- case EnterNotify:
- case LeaveNotify: {
- XCrossingEvent *e = &event->xcrossing;
- fgWarning( "%s: window=0x%x, root=0x%x, subwindow=0x%x, time=%lu, "
- "(x,y)=(%d,%d), mode=%s, detail=%s, same_screen=%d, "
- "focus=%d, state=0x%x", fghTypeToString( e->type ),
- e->window, e->root, e->subwindow, (unsigned long)e->time,
- e->x, e->y, fghNotifyModeToString( e->mode ),
- fghNotifyDetailToString( e->detail ), (int)e->same_screen,
- (int)e->focus, e->state );
- break;
- }
- case FocusIn:
- case FocusOut: {
- XFocusChangeEvent *e = &event->xfocus;
- fgWarning( "%s: window=0x%x, mode=%s, detail=%s",
- fghTypeToString( e->type ), e->window,
- fghNotifyModeToString( e->mode ),
- fghNotifyDetailToString( e->detail ) );
- break;
- }
- case KeymapNotify: {
- XKeymapEvent *e = &event->xkeymap;
- char buf[32 * 2 + 1];
- int i;
- for ( i = 0; i < 32; i++ ) {
- snprintf( &buf[ i * 2 ], sizeof( buf ) - i * 2,
- "%02x", e->key_vector[ i ] );
- }
- buf[ i ] = ' ';
- fgWarning( "%s: window=0x%x, %s", fghTypeToString( e->type ), e->window,
- buf );
- break;
- }
- case Expose: {
- XExposeEvent *e = &event->xexpose;
- fgWarning( "%s: window=0x%x, (x,y)=(%d,%d), (width,height)=(%d,%d), "
- "count=%d", fghTypeToString( e->type ), e->window, e->x,
- e->y, e->width, e->height, e->count );
- break;
- }
- case GraphicsExpose: {
- XGraphicsExposeEvent *e = &event->xgraphicsexpose;
- fgWarning( "%s: drawable=0x%x, (x,y)=(%d,%d), (width,height)=(%d,%d), "
- "count=%d, (major_code,minor_code)=(%d,%d)",
- fghTypeToString( e->type ), e->drawable, e->x, e->y,
- e->width, e->height, e->count, e->major_code,
- e->minor_code );
- break;
- }
- case NoExpose: {
- XNoExposeEvent *e = &event->xnoexpose;
- fgWarning( "%s: drawable=0x%x, (major_code,minor_code)=(%d,%d)",
- fghTypeToString( e->type ), e->drawable, e->major_code,
- e->minor_code );
- break;
- }
- case VisibilityNotify: {
- XVisibilityEvent *e = &event->xvisibility;
- fgWarning( "%s: window=0x%x, state=%s", fghTypeToString( e->type ),
- e->window, fghVisibilityToString( e->state) );
- break;
- }
- case CreateNotify: {
- XCreateWindowEvent *e = &event->xcreatewindow;
- fgWarning( "%s: (x,y)=(%d,%d), (width,height)=(%d,%d), border_width=%d, "
- "window=0x%x, override_redirect=%s",
- fghTypeToString( e->type ), e->x, e->y, e->width, e->height,
- e->border_width, e->window,
- fghBoolToString( e->override_redirect ) );
- break;
- }
- case DestroyNotify: {
- XDestroyWindowEvent *e = &event->xdestroywindow;
- fgWarning( "%s: event=0x%x, window=0x%x",
- fghTypeToString( e->type ), e->event, e->window );
- break;
- }
- case UnmapNotify: {
- XUnmapEvent *e = &event->xunmap;
- fgWarning( "%s: event=0x%x, window=0x%x, from_configure=%s",
- fghTypeToString( e->type ), e->event, e->window,
- fghBoolToString( e->from_configure ) );
- break;
- }
- case MapNotify: {
- XMapEvent *e = &event->xmap;
- fgWarning( "%s: event=0x%x, window=0x%x, override_redirect=%s",
- fghTypeToString( e->type ), e->event, e->window,
- fghBoolToString( e->override_redirect ) );
- break;
- }
- case MapRequest: {
- XMapRequestEvent *e = &event->xmaprequest;
- fgWarning( "%s: parent=0x%x, window=0x%x",
- fghTypeToString( event->type ), e->parent, e->window );
- break;
- }
- case ReparentNotify: {
- XReparentEvent *e = &event->xreparent;
- fgWarning( "%s: event=0x%x, window=0x%x, parent=0x%x, (x,y)=(%d,%d), "
- "override_redirect=%s", fghTypeToString( e->type ),
- e->event, e->window, e->parent, e->x, e->y,
- fghBoolToString( e->override_redirect ) );
- break;
- }
- case ConfigureNotify: {
- XConfigureEvent *e = &event->xconfigure;
- fgWarning( "%s: event=0x%x, window=0x%x, (x,y)=(%d,%d), "
- "(width,height)=(%d,%d), border_width=%d, above=0x%x, "
- "override_redirect=%s", fghTypeToString( e->type ), e->event,
- e->window, e->x, e->y, e->width, e->height, e->border_width,
- e->above, fghBoolToString( e->override_redirect ) );
- break;
- }
- case ConfigureRequest: {
- XConfigureRequestEvent *e = &event->xconfigurerequest;
- fgWarning( "%s: parent=0x%x, window=0x%x, (x,y)=(%d,%d), "
- "(width,height)=(%d,%d), border_width=%d, above=0x%x, "
- "detail=%s, value_mask=%lx", fghTypeToString( e->type ),
- e->parent, e->window, e->x, e->y, e->width, e->height,
- e->border_width, e->above,
- fghConfigureDetailToString( e->detail ), e->value_mask );
- break;
- }
- case GravityNotify: {
- XGravityEvent *e = &event->xgravity;
- fgWarning( "%s: event=0x%x, window=0x%x, (x,y)=(%d,%d)",
- fghTypeToString( e->type ), e->event, e->window, e->x, e->y );
- break;
- }
- case ResizeRequest: {
- XResizeRequestEvent *e = &event->xresizerequest;
- fgWarning( "%s: window=0x%x, (width,height)=(%d,%d)",
- fghTypeToString( e->type ), e->window, e->width, e->height );
- break;
- }
- case CirculateNotify: {
- XCirculateEvent *e = &event->xcirculate;
- fgWarning( "%s: event=0x%x, window=0x%x, place=%s",
- fghTypeToString( e->type ), e->event, e->window,
- fghPlaceToString( e->place ) );
- break;
- }
- case CirculateRequest: {
- XCirculateRequestEvent *e = &event->xcirculaterequest;
- fgWarning( "%s: parent=0x%x, window=0x%x, place=%s",
- fghTypeToString( e->type ), e->parent, e->window,
- fghPlaceToString( e->place ) );
- break;
- }
- case PropertyNotify: {
- XPropertyEvent *e = &event->xproperty;
- fgWarning( "%s: window=0x%x, atom=%lu, time=%lu, state=%s",
- fghTypeToString( e->type ), e->window,
- (unsigned long)e->atom, (unsigned long)e->time,
- fghPropertyStateToString( e->state ) );
- break;
- }
- case SelectionClear: {
- XSelectionClearEvent *e = &event->xselectionclear;
- fgWarning( "%s: window=0x%x, selection=%lu, time=%lu",
- fghTypeToString( e->type ), e->window,
- (unsigned long)e->selection, (unsigned long)e->time );
- break;
- }
- case SelectionRequest: {
- XSelectionRequestEvent *e = &event->xselectionrequest;
- fgWarning( "%s: owner=0x%x, requestor=0x%x, selection=0x%x, "
- "target=0x%x, property=%lu, time=%lu",
- fghTypeToString( e->type ), e->owner, e->requestor,
- (unsigned long)e->selection, (unsigned long)e->target,
- (unsigned long)e->property, (unsigned long)e->time );
- break;
- }
- case SelectionNotify: {
- XSelectionEvent *e = &event->xselection;
- fgWarning( "%s: requestor=0x%x, selection=0x%x, target=0x%x, "
- "property=%lu, time=%lu", fghTypeToString( e->type ),
- e->requestor, (unsigned long)e->selection,
- (unsigned long)e->target, (unsigned long)e->property,
- (unsigned long)e->time );
- break;
- }
- case ColormapNotify: {
- XColormapEvent *e = &event->xcolormap;
- fgWarning( "%s: window=0x%x, colormap=%lu, new=%s, state=%s",
- fghTypeToString( e->type ), e->window,
- (unsigned long)e->colormap, fghBoolToString( e->new ),
- fghColormapStateToString( e->state ) );
- break;
- }
- case ClientMessage: {
- XClientMessageEvent *e = &event->xclient;
- char buf[ 61 ];
- char* p = buf;
- char* end = buf + sizeof( buf );
- int i;
- switch( e->format ) {
- case 8:
- for ( i = 0; i < 20; i++, p += 3 ) {
- snprintf( p, end - p, " %02x", e->data.b[ i ] );
- }
- break;
- case 16:
- for ( i = 0; i < 10; i++, p += 5 ) {
- snprintf( p, end - p, " %04x", e->data.s[ i ] );
- }
- break;
- case 32:
- for ( i = 0; i < 5; i++, p += 9 ) {
- snprintf( p, end - p, " %08lx", e->data.l[ i ] );
- }
- break;
- }
- *p = ' ';
- fgWarning( "%s: window=0x%x, message_type=%lu, format=%d, data=(%s )",
- fghTypeToString( e->type ), e->window,
- (unsigned long)e->message_type, e->format, buf );
- break;
- }
- case MappingNotify: {
- XMappingEvent *e = &event->xmapping;
- fgWarning( "%s: window=0x%x, request=%s, first_keycode=%d, count=%d",
- fghTypeToString( e->type ), e->window,
- fghMappingRequestToString( e->request ), e->first_keycode,
- e->count );
- break;
- }
- default: {
- fgWarning( "%s", fghTypeToString( event->type ) );
- break;
- }
- }
- }
- #endif
- /* -- INTERFACE FUNCTIONS -------------------------------------------------- */
- /*
- * Executes a single iteration in the freeglut processing loop.
- */
- void FGAPIENTRY glutMainLoopEvent( void )
- {
- #if TARGET_HOST_POSIX_X11
- SFG_Window* window;
- XEvent event;
- /* This code was repeated constantly, so here it goes into a definition: */
- #define GETWINDOW(a)
- window = fgWindowByHandle( event.a.window );
- if( window == NULL )
- break;
- #define GETMOUSE(a)
- window->State.MouseX = event.a.x;
- window->State.MouseY = event.a.y;
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutMainLoopEvent" );
- while( XPending( fgDisplay.Display ) )
- {
- XNextEvent( fgDisplay.Display, &event );
- #if _DEBUG
- fghPrintEvent( &event );
- #endif
- switch( event.type )
- {
- case ClientMessage:
- if(fgIsSpaceballXEvent(&event)) {
- fgSpaceballHandleXEvent(&event);
- break;
- }
- /* Destroy the window when the WM_DELETE_WINDOW message arrives */
- if( (Atom) event.xclient.data.l[ 0 ] == fgDisplay.DeleteWindow )
- {
- GETWINDOW( xclient );
- fgDestroyWindow ( window );
- if( fgState.ActionOnWindowClose == GLUT_ACTION_EXIT )
- {
- fgDeinitialize( );
- exit( 0 );
- }
- else if( fgState.ActionOnWindowClose == GLUT_ACTION_GLUTMAINLOOP_RETURNS )
- fgState.ExecState = GLUT_EXEC_STATE_STOP;
- return;
- }
- break;
- /*
- * CreateNotify causes a configure-event so that sub-windows are
- * handled compatibly with GLUT. Otherwise, your sub-windows
- * (in freeglut only) will not get an initial reshape event,
- * which can break things.
- *
- * GLUT presumably does this because it generally tries to treat
- * sub-windows the same as windows.
- */
- case CreateNotify:
- case ConfigureNotify:
- {
- int width, height;
- if( event.type == CreateNotify ) {
- GETWINDOW( xcreatewindow );
- width = event.xcreatewindow.width;
- height = event.xcreatewindow.height;
- } else {
- GETWINDOW( xconfigure );
- width = event.xconfigure.width;
- height = event.xconfigure.height;
- }
- if( ( width != window->State.OldWidth ) ||
- ( height != window->State.OldHeight ) )
- {
- SFG_Window *current_window = fgStructure.CurrentWindow;
- window->State.OldWidth = width;
- window->State.OldHeight = height;
- if( FETCH_WCB( *window, Reshape ) )
- INVOKE_WCB( *window, Reshape, ( width, height ) );
- else
- {
- fgSetWindow( window );
- glViewport( 0, 0, width, height );
- }
- glutPostRedisplay( );
- if( window->IsMenu )
- fgSetWindow( current_window );
- }
- }
- break;
- case DestroyNotify:
- /*
- * This is sent to confirm the XDestroyWindow call.
- *
- * XXX WHY is this commented out? Should we re-enable it?
- */
- /* fgAddToWindowDestroyList ( window ); */
- 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 )
- {
- GETWINDOW( xexpose );
- window->State.Redisplay = GL_TRUE;
- }
- break;
- case MapNotify:
- break;
- case UnmapNotify:
- /* We get this when iconifying a window. */
- GETWINDOW( xunmap );
- INVOKE_WCB( *window, WindowStatus, ( GLUT_HIDDEN ) );
- window->State.Visible = GL_FALSE;
- break;
- case MappingNotify:
- /*
- * Have the client's keyboard knowledge updated (xlib.ps,
- * page 206, says that's a good thing to do)
- */
- XRefreshKeyboardMapping( (XMappingEvent *) &event );
- break;
- case VisibilityNotify:
- {
- /*
- * Sending this event, the X server can notify us that the window
- * has just acquired one of the three possible visibility states:
- * VisibilityUnobscured, VisibilityPartiallyObscured or
- * VisibilityFullyObscured. Note that we DO NOT receive a
- * VisibilityNotify event when iconifying a window, we only get an
- * UnmapNotify then.
- */
- GETWINDOW( xvisibility );
- switch( event.xvisibility.state )
- {
- case VisibilityUnobscured:
- INVOKE_WCB( *window, WindowStatus, ( GLUT_FULLY_RETAINED ) );
- window->State.Visible = GL_TRUE;
- break;
- case VisibilityPartiallyObscured:
- INVOKE_WCB( *window, WindowStatus,
- ( GLUT_PARTIALLY_RETAINED ) );
- window->State.Visible = GL_TRUE;
- break;
- case VisibilityFullyObscured:
- INVOKE_WCB( *window, WindowStatus, ( GLUT_FULLY_COVERED ) );
- window->State.Visible = GL_FALSE;
- break;
- default:
- fgWarning( "Unknown X visibility state: %d",
- event.xvisibility.state );
- break;
- }
- }
- break;
- case EnterNotify:
- case LeaveNotify:
- GETWINDOW( xcrossing );
- GETMOUSE( xcrossing );
- if( ( event.type == LeaveNotify ) && window->IsMenu &&
- window->ActiveMenu && window->ActiveMenu->IsActive )
- fgUpdateMenuHighlight( window->ActiveMenu );
- INVOKE_WCB( *window, Entry, ( ( EnterNotify == event.type ) ?
- GLUT_ENTERED :
- GLUT_LEFT ) );
- break;
- case MotionNotify:
- {
- GETWINDOW( xmotion );
- GETMOUSE( xmotion );
- if( window->ActiveMenu )
- {
- if( window == window->ActiveMenu->ParentWindow )
- {
- window->ActiveMenu->Window->State.MouseX =
- event.xmotion.x_root - window->ActiveMenu->X;
- window->ActiveMenu->Window->State.MouseY =
- event.xmotion.y_root - window->ActiveMenu->Y;
- }
- fgUpdateMenuHighlight( window->ActiveMenu );
- break;
- }
- /*
- * XXX For more than 5 buttons, just check {event.xmotion.state},
- * XXX rather than a host of bit-masks? Or maybe we need to
- * XXX track ButtonPress/ButtonRelease events in our own
- * XXX bit-mask?
- */
- fgState.Modifiers = fghGetXModifiers( event.xmotion.state );
- if ( event.xmotion.state & ( Button1Mask | Button2Mask | Button3Mask | Button4Mask | Button5Mask ) ) {
- INVOKE_WCB( *window, Motion, ( event.xmotion.x,
- event.xmotion.y ) );
- } else {
- INVOKE_WCB( *window, Passive, ( event.xmotion.x,
- event.xmotion.y ) );
- }
- fgState.Modifiers = INVALID_MODIFIERS;
- }
- break;
- case ButtonRelease:
- case ButtonPress:
- {
- GLboolean pressed = GL_TRUE;
- int button;
- if( event.type == ButtonRelease )
- pressed = GL_FALSE ;
- /*
- * A mouse button has been pressed or released. Traditionally,
- * break if the window was found within the freeglut structures.
- */
- GETWINDOW( xbutton );
- GETMOUSE( xbutton );
- /*
- * An X button (at least in XFree86) is numbered from 1.
- * A GLUT button is numbered from 0.
- * Old GLUT passed through buttons other than just the first
- * three, though it only gave symbolic names and official
- * support to the first three.
- */
- button = event.xbutton.button - 1;
- /*
- * 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.
- */
- if( fgCheckActiveMenu( window, button, pressed,
- event.xbutton.x_root, event.xbutton.y_root ) )
- break;
- /*
- * Check if there is a mouse or mouse wheel callback hooked to the
- * window
- */
- if( ! FETCH_WCB( *window, Mouse ) &&
- ! FETCH_WCB( *window, MouseWheel ) )
- break;
- fgState.Modifiers = fghGetXModifiers( event.xbutton.state );
- /* Finally execute the mouse or mouse wheel callback */
- if( ( button < glutDeviceGet ( GLUT_NUM_MOUSE_BUTTONS ) ) || ( ! FETCH_WCB( *window, MouseWheel ) ) )
- INVOKE_WCB( *window, Mouse, ( button,
- pressed ? GLUT_DOWN : GLUT_UP,
- event.xbutton.x,
- event.xbutton.y )
- );
- else
- {
- /*
- * Map 4 and 5 to wheel zero; EVEN to +1, ODD to -1
- * " 6 and 7 " " one; ...
- *
- * XXX This *should* be behind some variables/macros,
- * XXX since the order and numbering isn't certain
- * XXX See XFree86 configuration docs (even back in the
- * XXX 3.x days, and especially with 4.x).
- *
- * XXX Note that {button} has already been decremeted
- * XXX in mapping from X button numbering to GLUT.
- */
- int wheel_number = (button - glutDeviceGet ( GLUT_NUM_MOUSE_BUTTONS )) / 2;
- int direction = -1;
- if( button % 2 )
- direction = 1;
- if( pressed )
- INVOKE_WCB( *window, MouseWheel, ( wheel_number,
- direction,
- event.xbutton.x,
- event.xbutton.y )
- );
- }
- fgState.Modifiers = INVALID_MODIFIERS;
- }
- break;
- case KeyRelease:
- case KeyPress:
- {
- FGCBKeyboard keyboard_cb;
- FGCBSpecial special_cb;
- GETWINDOW( xkey );
- GETMOUSE( xkey );
- /* Detect auto repeated keys, if configured globally or per-window */
- if ( fgState.KeyRepeat==GLUT_KEY_REPEAT_OFF || window->State.IgnoreKeyRepeat==GL_TRUE )
- {
- if (event.type==KeyRelease)
- {
- /*
- * Look at X11 keystate to detect repeat mode.
- * While X11 says the key is actually held down, we'll ignore KeyRelease/KeyPress pairs.
- */
- char keys[32];
- XQueryKeymap( fgDisplay.Display, keys ); /* Look at X11 keystate to detect repeat mode */
- if ( event.xkey.keycode<256 ) /* XQueryKeymap is limited to 256 keycodes */
- {
- if ( keys[event.xkey.keycode>>3] & (1<<(event.xkey.keycode%8)) )
- window->State.KeyRepeating = GL_TRUE;
- else
- window->State.KeyRepeating = GL_FALSE;
- }
- }
- }
- else
- window->State.KeyRepeating = GL_FALSE;
- /* Cease processing this event if it is auto repeated */
- if (window->State.KeyRepeating)
- {
- if (event.type == KeyPress) window->State.KeyRepeating = GL_FALSE;
- break;
- }
- if( event.type == KeyPress )
- {
- keyboard_cb = (FGCBKeyboard)( FETCH_WCB( *window, Keyboard ));
- special_cb = (FGCBSpecial) ( FETCH_WCB( *window, Special ));
- }
- else
- {
- keyboard_cb = (FGCBKeyboard)( FETCH_WCB( *window, KeyboardUp ));
- special_cb = (FGCBSpecial) ( FETCH_WCB( *window, SpecialUp ));
- }
- /* Is there a keyboard/special callback hooked for this window? */
- if( keyboard_cb || special_cb )
- {
- XComposeStatus composeStatus;
- char asciiCode[ 32 ];
- KeySym keySym;
- int len;
- /* Check for the ASCII/KeySym codes associated with the event: */
- len = XLookupString( &event.xkey, asciiCode, sizeof(asciiCode),
- &keySym, &composeStatus
- );
- /* GLUT API tells us to have two separate callbacks... */
- if( len > 0 )
- {
- /* ...one for the ASCII translateable keypresses... */
- if( keyboard_cb )
- {
- fgSetWindow( window );
- fgState.Modifiers = fghGetXModifiers( event.xkey.state );
- keyboard_cb( asciiCode[ 0 ],
- event.xkey.x, event.xkey.y
- );
- fgState.Modifiers = INVALID_MODIFIERS;
- }
- }
- else
- {
- int special = -1;
- /*
- * ...and one for all the others, which need to be
- * translated to GLUT_KEY_Xs...
- */
- switch( keySym )
- {
- case XK_F1: special = GLUT_KEY_F1; break;
- case XK_F2: special = GLUT_KEY_F2; break;
- case XK_F3: special = GLUT_KEY_F3; break;
- case XK_F4: special = GLUT_KEY_F4; break;
- case XK_F5: special = GLUT_KEY_F5; break;
- case XK_F6: special = GLUT_KEY_F6; break;
- case XK_F7: special = GLUT_KEY_F7; break;
- case XK_F8: special = GLUT_KEY_F8; break;
- case XK_F9: special = GLUT_KEY_F9; break;
- case XK_F10: special = GLUT_KEY_F10; break;
- case XK_F11: special = GLUT_KEY_F11; break;
- case XK_F12: special = GLUT_KEY_F12; break;
- case XK_KP_Left:
- case XK_Left: special = GLUT_KEY_LEFT; break;
- case XK_KP_Right:
- case XK_Right: special = GLUT_KEY_RIGHT; break;
- case XK_KP_Up:
- case XK_Up: special = GLUT_KEY_UP; break;
- case XK_KP_Down:
- case XK_Down: special = GLUT_KEY_DOWN; break;
- case XK_KP_Prior:
- case XK_Prior: special = GLUT_KEY_PAGE_UP; break;
- case XK_KP_Next:
- case XK_Next: special = GLUT_KEY_PAGE_DOWN; break;
- case XK_KP_Home:
- case XK_Home: special = GLUT_KEY_HOME; break;
- case XK_KP_End:
- case XK_End: special = GLUT_KEY_END; break;
- case XK_KP_Insert:
- case XK_Insert: special = GLUT_KEY_INSERT; break;
- case XK_Num_Lock : special = GLUT_KEY_NUM_LOCK; break;
- case XK_KP_Begin : special = GLUT_KEY_BEGIN; break;
- case XK_KP_Delete: special = GLUT_KEY_DELETE; break;
- }
- /*
- * Execute the callback (if one has been specified),
- * given that the special code seems to be valid...
- */
- if( special_cb && (special != -1) )
- {
- fgSetWindow( window );
- fgState.Modifiers = fghGetXModifiers( event.xkey.state );
- special_cb( special, event.xkey.x, event.xkey.y );
- fgState.Modifiers = INVALID_MODIFIERS;
- }
- }
- }
- }
- break;
- case ReparentNotify:
- break; /* XXX Should disable this event */
- /* Not handled */
- case GravityNotify:
- break;
- default:
- fgWarning ("Unknown X event type: %dn", event.type);
- break;
- }
- }
- #elif TARGET_HOST_MS_WINDOWS
- MSG stMsg;
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutMainLoopEvent" );
- while( PeekMessage( &stMsg, NULL, 0, 0, PM_NOREMOVE ) )
- {
- if( GetMessage( &stMsg, NULL, 0, 0 ) == 0 )
- {
- if( fgState.ActionOnWindowClose == GLUT_ACTION_EXIT )
- {
- fgDeinitialize( );
- exit( 0 );
- }
- else if( fgState.ActionOnWindowClose == GLUT_ACTION_GLUTMAINLOOP_RETURNS )
- fgState.ExecState = GLUT_EXEC_STATE_STOP;
- return;
- }
- TranslateMessage( &stMsg );
- DispatchMessage( &stMsg );
- }
- #endif
- if( fgState.Timers.First )
- fghCheckTimers( );
- fghCheckJoystickPolls( );
- fghDisplayAll( );
- fgCloseWindows( );
- }
- /*
- * Enters the freeglut processing loop.
- * Stays until the "ExecState" changes to "GLUT_EXEC_STATE_STOP".
- */
- void FGAPIENTRY glutMainLoop( void )
- {
- int action;
- #if TARGET_HOST_MS_WINDOWS
- SFG_Window *window = (SFG_Window *)fgStructure.Windows.First ;
- #endif
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutMainLoop" );
- #if TARGET_HOST_MS_WINDOWS
- /*
- * Processing before the main loop: If there is a window which is open and
- * which has a visibility callback, call it. I know this is an ugly hack,
- * but I'm not sure what else to do about it. Ideally we should leave
- * something uninitialized in the create window code and initialize it in
- * the main loop, and have that initialization create a "WM_ACTIVATE"
- * message. Then we would put the visibility callback code in the
- * "case WM_ACTIVATE" block below. - John Fay -- 10/24/02
- */
- while( window )
- {
- if ( FETCH_WCB( *window, Visibility ) )
- {
- SFG_Window *current_window = fgStructure.CurrentWindow ;
- INVOKE_WCB( *window, Visibility, ( window->State.Visible ) );
- fgSetWindow( current_window );
- }
- window = (SFG_Window *)window->Node.Next ;
- }
- #endif
- fgState.ExecState = GLUT_EXEC_STATE_RUNNING ;
- while( fgState.ExecState == GLUT_EXEC_STATE_RUNNING )
- {
- SFG_Window *window;
- glutMainLoopEvent( );
- /*
- * Step through the list of windows, seeing if there are any
- * that are not menus
- */
- for( window = ( SFG_Window * )fgStructure.Windows.First;
- window;
- window = ( SFG_Window * )window->Node.Next )
- if ( ! ( window->IsMenu ) )
- break;
- if( ! window )
- fgState.ExecState = GLUT_EXEC_STATE_STOP;
- else
- {
- if( fgState.IdleCallback )
- {
- if( fgStructure.CurrentWindow &&
- fgStructure.CurrentWindow->IsMenu )
- /* fail safe */
- fgSetWindow( window );
- fgState.IdleCallback( );
- }
- fghSleepForEvents( );
- }
- }
- /*
- * When this loop terminates, destroy the display, state and structure
- * of a freeglut session, so that another glutInit() call can happen
- *
- * Save the "ActionOnWindowClose" because "fgDeinitialize" resets it.
- */
- action = fgState.ActionOnWindowClose;
- fgDeinitialize( );
- if( action == GLUT_ACTION_EXIT )
- exit( 0 );
- }
- /*
- * Leaves the freeglut processing loop.
- */
- void FGAPIENTRY glutLeaveMainLoop( void )
- {
- FREEGLUT_EXIT_IF_NOT_INITIALISED ( "glutLeaveMainLoop" );
- fgState.ExecState = GLUT_EXEC_STATE_STOP ;
- }
- #if TARGET_HOST_MS_WINDOWS
- /*
- * Determine a GLUT modifer mask based on MS-WINDOWS system info.
- */
- static int fghGetWin32Modifiers (void)
- {
- return
- ( ( ( GetKeyState( VK_LSHIFT ) < 0 ) ||
- ( GetKeyState( VK_RSHIFT ) < 0 )) ? GLUT_ACTIVE_SHIFT : 0 ) |
- ( ( ( GetKeyState( VK_LCONTROL ) < 0 ) ||
- ( GetKeyState( VK_RCONTROL ) < 0 )) ? GLUT_ACTIVE_CTRL : 0 ) |
- ( ( ( GetKeyState( VK_LMENU ) < 0 ) ||
- ( GetKeyState( VK_RMENU ) < 0 )) ? GLUT_ACTIVE_ALT : 0 );
- }
- /*
- * The window procedure for handling Win32 events
- */
- LRESULT CALLBACK fgWindowProc( HWND hWnd, UINT uMsg, WPARAM wParam,
- LPARAM lParam )
- {
- SFG_Window* window;
- PAINTSTRUCT ps;
- LRESULT lRet = 1;
- FREEGLUT_INTERNAL_ERROR_EXIT_IF_NOT_INITIALISED ( "Event Handler" ) ;
- window = fgWindowByHandle( hWnd );
- if ( ( window == NULL ) && ( uMsg != WM_CREATE ) )
- return DefWindowProc( hWnd, uMsg, wParam, lParam );
- /* printf ( "Window %3d message <%04x> %12d %12dn", window?window->ID:0,
- uMsg, wParam, lParam ); */
- switch( uMsg )
- {
- case WM_CREATE:
- /* The window structure is passed as the creation structure paramter... */
- window = (SFG_Window *) (((LPCREATESTRUCT) lParam)->lpCreateParams);
- FREEGLUT_INTERNAL_ERROR_EXIT ( ( window != NULL ), "Cannot create window",
- "fgWindowProc" );
- window->Window.Handle = hWnd;
- window->Window.Device = GetDC( hWnd );
- if( window->IsMenu )
- {
- unsigned int current_DisplayMode = fgState.DisplayMode;
- fgState.DisplayMode = GLUT_DOUBLE | GLUT_RGB | GLUT_DEPTH;
- #if !defined(_WIN32_WCE)
- fgSetupPixelFormat( window, GL_FALSE, PFD_MAIN_PLANE );
- #endif
- fgState.DisplayMode = current_DisplayMode;
- if( fgStructure.MenuContext )
- wglMakeCurrent( window->Window.Device,
- fgStructure.MenuContext->MContext
- );
- else
- {
- fgStructure.MenuContext =
- (SFG_MenuContext *)malloc( sizeof(SFG_MenuContext) );
- fgStructure.MenuContext->MContext =
- wglCreateContext( window->Window.Device );
- }
- /* window->Window.Context = wglGetCurrentContext (); */
- window->Window.Context = wglCreateContext( window->Window.Device );
- }
- else
- {
- #if !defined(_WIN32_WCE)
- fgSetupPixelFormat( window, GL_FALSE, PFD_MAIN_PLANE );
- #endif
- if( ! fgState.UseCurrentContext )
- window->Window.Context =
- wglCreateContext( window->Window.Device );
- else
- {
- window->Window.Context = wglGetCurrentContext( );
- if( ! window->Window.Context )
- window->Window.Context =
- wglCreateContext( window->Window.Device );
- }
- #if !defined(_WIN32_WCE)
- fgNewWGLCreateContext( window );
- #endif
- }
- window->State.NeedToResize = GL_TRUE;
- if( ( window->State.Width < 0 ) || ( window->State.Height < 0 ) )
- {
- SFG_Window *current_window = fgStructure.CurrentWindow;
- fgSetWindow( window );
- window->State.Width = glutGet( GLUT_WINDOW_WIDTH );
- window->State.Height = glutGet( GLUT_WINDOW_HEIGHT );
- fgSetWindow( current_window );
- }
- ReleaseDC( window->Window.Handle, window->Window.Device );
- #if defined(_WIN32_WCE)
- /* Take over button handling */
- {
- HINSTANCE dxDllLib=LoadLibrary(_T("gx.dll"));
- if (dxDllLib)
- {
- GXGetDefaultKeys_=(GXGETDEFAULTKEYS)GetProcAddress(dxDllLib, _T("?GXGetDefaultKeys@@YA?AUGXKeyList@@H@Z"));
- GXOpenInput_=(GXOPENINPUT)GetProcAddress(dxDllLib, _T("?GXOpenInput@@YAHXZ"));
- }
- if(GXOpenInput_)
- (*GXOpenInput_)();
- if(GXGetDefaultKeys_)
- gxKeyList = (*GXGetDefaultKeys_)(GX_LANDSCAPEKEYS);
- }
- #endif /* defined(_WIN32_WCE) */
- break;
- case WM_SIZE:
- /*
- * If the window is visible, then it is the user manually resizing it.
- * If it is not, then it is the system sending us a dummy resize with
- * zero dimensions on a "glutIconifyWindow" call.
- */
- if( window->State.Visible )
- {
- window->State.NeedToResize = GL_TRUE;
- #if defined(_WIN32_WCE)
- window->State.Width = HIWORD(lParam);
- window->State.Height = LOWORD(lParam);
- #else
- window->State.Width = LOWORD(lParam);
- window->State.Height = HIWORD(lParam);
- #endif /* defined(_WIN32_WCE) */
- }
- break;
- case WM_SETFOCUS:
- /* printf("WM_SETFOCUS: %pn", window ); */
- lRet = DefWindowProc( hWnd, uMsg, wParam, lParam );
- INVOKE_WCB( *window, Entry, ( GLUT_ENTERED ) );
- break;
- case WM_KILLFOCUS:
- /* printf("WM_KILLFOCUS: %pn", window ); */
- lRet = DefWindowProc( hWnd, uMsg, wParam, lParam );
- INVOKE_WCB( *window, Entry, ( GLUT_LEFT ) );
- if( window->IsMenu &&
- window->ActiveMenu && window->ActiveMenu->IsActive )
- fgUpdateMenuHighlight( window->ActiveMenu );
- break;
- #if 0
- case WM_ACTIVATE:
- if (LOWORD(wParam) != WA_INACTIVE)
- {
- /* printf("WM_ACTIVATE: fgSetCursor( %p, %d)n", window,
- window->State.Cursor ); */
- fgSetCursor( window, window->State.Cursor );
- }
- lRet = DefWindowProc( hWnd, uMsg, wParam, lParam );
- break;
- #endif
- case WM_SETCURSOR:
- /* printf ( "Cursor event %x %x %x %xn", window, window->State.Cursor, lParam, wParam ) ; */
- if( LOWORD( lParam ) == HTCLIENT )
- fgSetCursor ( window, window->State.Cursor ) ;
- else
- lRet = DefWindowProc( hWnd, uMsg, wParam, lParam );
- break;
- case WM_SHOWWINDOW:
- window->State.Visible = GL_TRUE;
- window->State.Redisplay = GL_TRUE;
- break;
- case WM_PAINT:
- /* Turn on the visibility in case it was turned off somehow */
- window->State.Visible = GL_TRUE;
- BeginPaint( hWnd, &ps );
- fghRedrawWindow( window );
- EndPaint( hWnd, &ps );
- break;
- case WM_CLOSE:
- fgDestroyWindow ( window );
- if ( fgState.ActionOnWindowClose != GLUT_ACTION_CONTINUE_EXECUTION )
- PostQuitMessage(0);
- break;
- case WM_DESTROY:
- /*
- * The window already got destroyed, so don't bother with it.
- */
- return 0;
- case WM_MOUSEMOVE:
- {
- #if defined(_WIN32_WCE)
- window->State.MouseX = 320-HIWORD( lParam );
- window->State.MouseY = LOWORD( lParam );
- #else
- window->State.MouseX = LOWORD( lParam );
- window->State.MouseY = HIWORD( lParam );
- #endif /* defined(_WIN32_WCE) */
- /* Restrict to [-32768, 32767] to match X11 behaviour */
- /* See comment in "freeglut_developer" mailing list 10/4/04 */
- if ( window->State.MouseX > 32767 ) window->State.MouseX -= 65536;
- if ( window->State.MouseY > 32767 ) window->State.MouseY -= 65536;
- if ( window->ActiveMenu )
- {
- fgUpdateMenuHighlight( window->ActiveMenu );
- break;
- }
- fgState.Modifiers = fghGetWin32Modifiers( );
- 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 ) );
- fgState.Modifiers = INVALID_MODIFIERS;
- }
- break;
- case WM_LBUTTONDOWN:
- case WM_MBUTTONDOWN:
- case WM_RBUTTONDOWN:
- case WM_LBUTTONUP:
- case WM_MBUTTONUP:
- case WM_RBUTTONUP:
- {
- GLboolean pressed = GL_TRUE;
- int button;
- #if defined(_WIN32_WCE)
- window->State.MouseX = 320-HIWORD( lParam );
- window->State.MouseY = LOWORD( lParam );
- #else
- window->State.MouseX = LOWORD( lParam );
- window->State.MouseY = HIWORD( lParam );
- #endif /* defined(_WIN32_WCE) */
- /* Restrict to [-32768, 32767] to match X11 behaviour */
- /* See comment in "freeglut_developer" mailing list 10/4/04 */
- if ( window->State.MouseX > 32767 ) window->State.MouseX -= 65536;
- if ( window->State.MouseY > 32767 ) window->State.MouseY -= 65536;
- switch( uMsg )
- {
- case WM_LBUTTONDOWN:
- pressed = GL_TRUE;
- button = GLUT_LEFT_BUTTON;
- break;
- case WM_MBUTTONDOWN:
- pressed = GL_TRUE;
- button = GLUT_MIDDLE_BUTTON;
- break;
- case WM_RBUTTONDOWN:
- pressed = GL_TRUE;
- button = GLUT_RIGHT_BUTTON;
- break;
- case WM_LBUTTONUP:
- pressed = GL_FALSE;
- button = GLUT_LEFT_BUTTON;
- break;
- case WM_MBUTTONUP:
- pressed = GL_FALSE;
- button = GLUT_MIDDLE_BUTTON;
- break;
- case WM_RBUTTONUP:
- pressed = GL_FALSE;
- button = GLUT_RIGHT_BUTTON;
- break;
- default:
- pressed = GL_FALSE;
- button = -1;
- break;
- }
- #if !defined(_WIN32_WCE)
- if( GetSystemMetrics( SM_SWAPBUTTON ) )
- {
- if( button == GLUT_LEFT_BUTTON )
- button = GLUT_RIGHT_BUTTON;
- else
- if( button == GLUT_RIGHT_BUTTON )
- button = GLUT_LEFT_BUTTON;
- }
- #endif /* !defined(_WIN32_WCE) */
- if( button == -1 )
- return DefWindowProc( hWnd, uMsg, lParam, wParam );
- /*
- * 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.
- */
- if( fgCheckActiveMenu( window, button, pressed,
- window->State.MouseX, window->State.MouseY ) )
- break;
- /* Set capture so that the window captures all the mouse messages */
- /*
- * XXX - Multiple button support: Under X11, the mouse is not released
- * XXX - from the window until all buttons have been released, even if the
- * XXX - user presses a button in another window. This will take more
- * XXX - code changes than I am up to at the moment (10/5/04). The present
- * XXX - is a 90 percent solution.
- */
- if ( pressed == GL_TRUE )
- SetCapture ( window->Window.Handle ) ;
- else
- ReleaseCapture () ;
- if( ! FETCH_WCB( *window, Mouse ) )
- break;
- fgSetWindow( window );
- fgState.Modifiers = fghGetWin32Modifiers( );
- INVOKE_WCB(
- *window, Mouse,
- ( button,
- pressed ? GLUT_DOWN : GLUT_UP,
- window->State.MouseX,
- window->State.MouseY
- )
- );
- fgState.Modifiers = INVALID_MODIFIERS;
- }
- break;
- 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 );
- short ticks = ( short )HIWORD( wParam ) / 120;
- int direction = 1;
- if( ticks < 0 )
- {
- direction = -1;
- ticks = -ticks;
- }
- /*
- * The mouse cursor has moved. Remember the new mouse cursor's position
- */
- /* window->State.MouseX = LOWORD( lParam ); */
- /* Need to adjust by window position, */
- /* window->State.MouseY = HIWORD( lParam ); */
- /* change "lParam" to other parameter */
- if( ! FETCH_WCB( *window, MouseWheel ) &&
- ! FETCH_WCB( *window, Mouse ) )
- break;
- fgSetWindow( window );
- fgState.Modifiers = fghGetWin32Modifiers( );
- while( ticks-- )
- if( FETCH_WCB( *window, MouseWheel ) )
- INVOKE_WCB( *window, MouseWheel,
- ( wheel_number,
- direction,
- window->State.MouseX,
- window->State.MouseY
- )
- );
- else /* No mouse wheel, call the mouse button callback twice */
- {
- /*
- * Map wheel zero to button 3 and 4; +1 to 3, -1 to 4
- * " " one +1 to 5, -1 to 6, ...
- *
- * XXX The below assumes that you have no more than 3 mouse
- * XXX buttons. Sorry.
- */
- int button = wheel_number * 2 + 3;
- if( direction < 0 )
- ++button;
- INVOKE_WCB( *window, Mouse,
- ( button, GLUT_DOWN,
- window->State.MouseX, window->State.MouseY )
- );
- INVOKE_WCB( *window, Mouse,
- ( button, GLUT_UP,
- window->State.MouseX, window->State.MouseY )
- );
- }
- fgState.Modifiers = INVALID_MODIFIERS;
- }
- break ;
- case WM_SYSKEYDOWN:
- case WM_KEYDOWN:
- {
- int keypress = -1;
- POINT mouse_pos ;
- if( ( fgState.KeyRepeat==GLUT_KEY_REPEAT_OFF || window->State.IgnoreKeyRepeat==GL_TRUE ) && (HIWORD(lParam) & KF_REPEAT) )
- break;
- /*
- * Remember the current modifiers state. This is done here in order
- * to make sure the VK_DELETE keyboard callback is executed properly.
- */
- fgState.Modifiers = fghGetWin32Modifiers( );
- GetCursorPos( &mouse_pos );
- ScreenToClient( window->Window.Handle, &mouse_pos );
- window->State.MouseX = mouse_pos.x;
- window->State.MouseY = mouse_pos.y;
- /* Convert the Win32 keystroke codes to GLUTtish way */
- # define KEY(a,b) case a: keypress = b; break;
- switch( wParam )
- {
- KEY( VK_F1, GLUT_KEY_F1 );
- KEY( VK_F2, GLUT_KEY_F2 );
- KEY( VK_F3, GLUT_KEY_F3 );
- KEY( VK_F4, GLUT_KEY_F4 );
- KEY( VK_F5, GLUT_KEY_F5 );
- KEY( VK_F6, GLUT_KEY_F6 );
- KEY( VK_F7, GLUT_KEY_F7 );
- KEY( VK_F8, GLUT_KEY_F8 );
- KEY( VK_F9, GLUT_KEY_F9 );
- KEY( VK_F10, GLUT_KEY_F10 );
- KEY( VK_F11, GLUT_KEY_F11 );
- KEY( VK_F12, GLUT_KEY_F12 );
- KEY( VK_PRIOR, GLUT_KEY_PAGE_UP );
- KEY( VK_NEXT, GLUT_KEY_PAGE_DOWN );
- KEY( VK_HOME, GLUT_KEY_HOME );
- KEY( VK_END, GLUT_KEY_END );
- KEY( VK_LEFT, GLUT_KEY_LEFT );
- KEY( VK_UP, GLUT_KEY_UP );
- KEY( VK_RIGHT, GLUT_KEY_RIGHT );
- KEY( VK_DOWN, GLUT_KEY_DOWN );
- KEY( VK_INSERT, GLUT_KEY_INSERT );
- case VK_DELETE:
- /* The delete key should be treated as an ASCII keypress: */
- INVOKE_WCB( *window, Keyboard,
- ( 127, window->State.MouseX, window->State.MouseY )
- );
- }
- #if defined(_WIN32_WCE)
- if(!(lParam & 0x40000000)) /* Prevent auto-repeat */
- {
- if(wParam==(unsigned)gxKeyList.vkRight)
- keypress = GLUT_KEY_RIGHT;
- else if(wParam==(unsigned)gxKeyList.vkLeft)
- keypress = GLUT_KEY_LEFT;
- else if(wParam==(unsigned)gxKeyList.vkUp)
- keypress = GLUT_KEY_UP;
- else if(wParam==(unsigned)gxKeyList.vkDown)
- keypress = GLUT_KEY_DOWN;
- else if(wParam==(unsigned)gxKeyList.vkA)
- keypress = GLUT_KEY_F1;
- else if(wParam==(unsigned)gxKeyList.vkB)
- keypress = GLUT_KEY_F2;
- else if(wParam==(unsigned)gxKeyList.vkC)
- keypress = GLUT_KEY_F3;
- else if(wParam==(unsigned)gxKeyList.vkStart)
- keypress = GLUT_KEY_F4;
- }
- #endif
- if( keypress != -1 )
- INVOKE_WCB( *window, Special,
- ( keypress,
- window->State.MouseX, window->State.MouseY )
- );
- fgState.Modifiers = INVALID_MODIFIERS;
- }
- break;
- case WM_SYSKEYUP:
- case WM_KEYUP:
- {
- int keypress = -1;
- POINT mouse_pos;
- /*
- * Remember the current modifiers state. This is done here in order
- * to make sure the VK_DELETE keyboard callback is executed properly.
- */
- fgState.Modifiers = fghGetWin32Modifiers( );
- GetCursorPos( &mouse_pos );
- ScreenToClient( window->Window.Handle, &mouse_pos );
- window->State.MouseX = mouse_pos.x;
- window->State.MouseY = mouse_pos.y;
- /*
- * Convert the Win32 keystroke codes to GLUTtish way.
- * "KEY(a,b)" was defined under "WM_KEYDOWN"
- */
- switch( wParam )
- {
- KEY( VK_F1, GLUT_KEY_F1 );
- KEY( VK_F2, GLUT_KEY_F2 );
- KEY( VK_F3, GLUT_KEY_F3 );
- KEY( VK_F4, GLUT_KEY_F4 );
- KEY( VK_F5, GLUT_KEY_F5 );
- KEY( VK_F6, GLUT_KEY_F6 );
- KEY( VK_F7, GLUT_KEY_F7 );
- KEY( VK_F8, GLUT_KEY_F8 );
- KEY( VK_F9, GLUT_KEY_F9 );
- KEY( VK_F10, GLUT_KEY_F10 );
- KEY( VK_F11, GLUT_KEY_F11 );
- KEY( VK_F12, GLUT_KEY_F12 );
- KEY( VK_PRIOR, GLUT_KEY_PAGE_UP );
- KEY( VK_NEXT, GLUT_KEY_PAGE_DOWN );
- KEY( VK_HOME, GLUT_KEY_HOME );
- KEY( VK_END, GLUT_KEY_END );
- KEY( VK_LEFT, GLUT_KEY_LEFT );
- KEY( VK_UP, GLUT_KEY_UP );
- KEY( VK_RIGHT, GLUT_KEY_RIGHT );
- KEY( VK_DOWN, GLUT_KEY_DOWN );
- KEY( VK_INSERT, GLUT_KEY_INSERT );
- case VK_DELETE:
- /* The delete key should be treated as an ASCII keypress: */
- INVOKE_WCB( *window, KeyboardUp,
- ( 127, window->State.MouseX, window->State.MouseY )
- );
- break;
- default:
- {
- #if !defined(_WIN32_WCE)
- BYTE state[ 256 ];
- WORD code[ 2 ];
- GetKeyboardState( state );
- if( ToAscii( (UINT)wParam, 0, state, code, 0 ) == 1 )
- wParam=code[ 0 ];
- INVOKE_WCB( *window, KeyboardUp,
- ( (char)wParam,
- window->State.MouseX, window->State.MouseY )
- );
- #endif /* !defined(_WIN32_WCE) */
- }
- }
- if( keypress != -1 )
- INVOKE_WCB( *window, SpecialUp,
- ( keypress,
- window->State.MouseX, window->State.MouseY )
- );
- fgState.Modifiers = INVALID_MODIFIERS;
- }
- break;
- case WM_SYSCHAR:
- case WM_CHAR:
- {
- if( (fgState.KeyRepeat==GLUT_KEY_REPEAT_OFF || window->State.IgnoreKeyRepeat==GL_TRUE) && (HIWORD(lParam) & KF_REPEAT) )
- break;
- fgState.Modifiers = fghGetWin32Modifiers( );
- INVOKE_WCB( *window, Keyboard,
- ( (char)wParam,
- window->State.MouseX, window->State.MouseY )
- );
- fgState.Modifiers = INVALID_MODIFIERS;
- }
- break;
- case WM_CAPTURECHANGED:
- /* User has finished resizing the window, force a redraw */
- INVOKE_WCB( *window, Display, ( ) );
- /*lRet = DefWindowProc( hWnd, uMsg, wParam, lParam ); */
- break;
- /* Other messages that I have seen and which are not handled already */
- case WM_SETTEXT: /* 0x000c */
- lRet = DefWindowProc( hWnd, uMsg, wParam, lParam );
- /* Pass it on to "DefWindowProc" to set the window text */
- break;
- case WM_GETTEXT: /* 0x000d */
- /* Ideally we would copy the title of the window into "lParam" */
- /* strncpy ( (char *)lParam, "Window Title", wParam );
- lRet = ( wParam > 12 ) ? 12 : wParam; */
- /* the number of characters copied */
- lRet = DefWindowProc( hWnd, uMsg, wParam, lParam );
- break;
- case WM_GETTEXTLENGTH: /* 0x000e */
- /* Ideally we would get the length of the title of the window */
- lRet = 12;
- /* the number of characters in "Window Title " (see above) */
- break;
- case WM_ERASEBKGND: /* 0x0014 */
- lRet = DefWindowProc( hWnd, uMsg, wParam, lParam );
- break;
- #if !defined(_WIN32_WCE)
- case WM_SYNCPAINT: /* 0x0088 */
- /* Another window has moved, need to update this one */
- window->State.Redisplay = GL_TRUE;
- lRet = DefWindowProc( hWnd, uMsg, wParam, lParam );
- /* Help screen says this message must be passed to "DefWindowProc" */
- break;
- case WM_NCPAINT: /* 0x0085 */
- /* Need to update the border of this window */
- lRet = DefWindowProc( hWnd, uMsg, wParam, lParam );
- /* 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 "wParam" parameter:
- * The least significant digit seems to be which edge of the window
- * is being used for a resize event:
- * 4 3 5
- * 1 2
- * 7 6 8
- * Congratulations and thanks to Richard Rauch for figuring this out..
- */
- switch ( wParam & 0xfff0 )
- {
- 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 ;
- #if(WINVER >= 0x0400)
- case SC_DEFAULT :
- break ;
- case SC_MONITORPOWER :
- break ;
- case SC_CONTEXTHELP :
- break ;
- #endif /* WINVER >= 0x0400 */
- default:
- #if _DEBUG
- fgWarning( "Unknown wParam type 0x%x", wParam );
- #endif
- break;
- }
- }
- #endif /* !defined(_WIN32_WCE) */
- /* We need to pass the message on to the operating system as well */
- lRet = DefWindowProc( hWnd, uMsg, wParam, lParam );
- break;
- default:
- /* Handle unhandled messages */
- lRet = DefWindowProc( hWnd, uMsg, wParam, lParam );
- break;
- }
- return lRet;
- }
- #endif
- /*** END OF FILE ***/