X-Git-Url: http://git.mutantstargoat.com/user/nuclear/?a=blobdiff_plain;f=src%2Ffreeglut_main.c;h=1fae543b98a81bc5182d31c1492a7787ca685f36;hb=9dac5d0710b760ba04ebb6bbe9ee61041232c700;hp=2e22721781b941a580772d2f4a7259d89d810fc6;hpb=4fa63bbb5637f30db8eec9de49c0b2c4830cb866;p=freeglut diff --git a/src/freeglut_main.c b/src/freeglut_main.c index 2e22721..1fae543 100644 --- a/src/freeglut_main.c +++ b/src/freeglut_main.c @@ -84,12 +84,10 @@ struct GXKeyList gxKeyList; * callback is hooked, the viewport size is updated to * match the new window size. */ -static void fghReshapeWindowByHandle ( SFG_WindowHandleType handle, - int width, int height ) +static void fghReshapeWindow ( SFG_Window *window, int width, int height ) { SFG_Window *current_window = fgStructure.Window; - SFG_Window* window = fgWindowByHandle( handle ); freeglut_return_if_fail( window != NULL ); @@ -103,7 +101,8 @@ static void fghReshapeWindowByHandle ( SFG_WindowHandleType handle, #if !TARGET_HOST_WINCE { - RECT rect; + RECT winRect; + int x, y, w, h; /* * For windowed mode, get the current position of the @@ -111,24 +110,29 @@ static void fghReshapeWindowByHandle ( SFG_WindowHandleType handle, * decorations into account. */ - GetWindowRect( window->Window.Handle, &rect ); - rect.right = rect.left + width; - rect.bottom = rect.top + height; + /* "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->State.IsGameMode ) { - rect.right += GetSystemMetrics( SM_CXSIZEFRAME ) * 2; - rect.bottom += GetSystemMetrics( SM_CYSIZEFRAME ) * 2 + - GetSystemMetrics( SM_CYCAPTION ); + w += GetSystemMetrics( SM_CXSIZEFRAME ) * 2; + h += GetSystemMetrics( SM_CYSIZEFRAME ) * 2 + + GetSystemMetrics( SM_CYCAPTION ); } } else { - GetWindowRect( window->Parent->Window.Handle, &rect ); - AdjustWindowRect ( &rect, WS_OVERLAPPEDWINDOW | WS_CLIPSIBLINGS | - WS_CLIPCHILDREN, FALSE ); + 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 ); } /* @@ -140,10 +144,7 @@ static void fghReshapeWindowByHandle ( SFG_WindowHandleType handle, SetWindowPos( window->Window.Handle, HWND_TOP, - rect.left, - rect.top, - rect.right - rect.left, - rect.bottom - rect.top, + x, y, w, h, SWP_NOACTIVATE | SWP_NOOWNERZORDER | SWP_NOSENDCHANGING | SWP_NOZORDER ); @@ -181,9 +182,10 @@ static void fghReshapeWindowByHandle ( SFG_WindowHandleType handle, * Calls a window's redraw method. This is used when * a redraw is forced by the incoming window messages. */ -static void fghRedrawWindowByHandle ( SFG_WindowHandleType handle ) +static void fghRedrawWindow ( SFG_Window *window ) { - SFG_Window* window = fgWindowByHandle( handle ); + SFG_Window *current_window = fgStructure.Window; + freeglut_return_if_fail( window ); freeglut_return_if_fail( FETCH_WCB ( *window, Display ) ); @@ -191,23 +193,22 @@ static void fghRedrawWindowByHandle ( SFG_WindowHandleType handle ) freeglut_return_if_fail( window->State.Visible ); + fgSetWindow( window ); + if( window->State.NeedToResize ) { - SFG_Window *current_window = fgStructure.Window; - - fgSetWindow( window ); - - fghReshapeWindowByHandle( - window->Window.Handle, + fghReshapeWindow( + window, window->State.Width, window->State.Height ); window->State.NeedToResize = GL_FALSE; - fgSetWindow( current_window ); } INVOKE_WCB( *window, Display, ( ) ); + + fgSetWindow( current_window ); } /* @@ -216,34 +217,13 @@ static void fghRedrawWindowByHandle ( SFG_WindowHandleType handle ) static void fghcbDisplayWindow( SFG_Window *window, SFG_Enumerator *enumerator ) { - if( window->State.NeedToResize ) - { - SFG_Window *current_window = fgStructure.Window; - - fgSetWindow( window ); - - fghReshapeWindowByHandle( - window->Window.Handle, - window->State.Width, - window->State.Height - ); - - window->State.NeedToResize = GL_FALSE; - fgSetWindow ( current_window ); - } - if( window->State.Redisplay && window->State.Visible ) { window->State.Redisplay = GL_FALSE; #if TARGET_HOST_UNIX_X11 - { - SFG_Window *current_window = fgStructure.Window; - - INVOKE_WCB( *window, Display, ( ) ); - fgSetWindow( current_window ); - } + fghRedrawWindow ( window ) ; #elif TARGET_HOST_WIN32 || TARGET_HOST_WINCE RedrawWindow( window->Window.Handle, NULL, NULL, @@ -410,44 +390,44 @@ void fgWarning( const char *fmt, ... ) * and all other "joystick timer" code can be yanked. * */ -static void fgCheckJoystickCallback( SFG_Window* w, SFG_Enumerator* e) +static void fghCheckJoystickCallback( SFG_Window* w, SFG_Enumerator* e) { if( FETCH_WCB( *w, Joystick ) ) { e->found = GL_TRUE; e->data = w; } - fgEnumSubWindows( w, fgCheckJoystickCallback, e ); + fgEnumSubWindows( w, fghCheckJoystickCallback, e ); } -static int fgHaveJoystick( void ) +static int fghHaveJoystick( void ) { SFG_Enumerator enumerator; enumerator.found = GL_FALSE; enumerator.data = NULL; - fgEnumWindows( fgCheckJoystickCallback, &enumerator ); + fgEnumWindows( fghCheckJoystickCallback, &enumerator ); return !!enumerator.data; } -static void fgHavePendingRedisplaysCallback( SFG_Window* w, SFG_Enumerator* e) +static void fghHavePendingRedisplaysCallback( SFG_Window* w, SFG_Enumerator* e) { if( w->State.Redisplay ) { e->found = GL_TRUE; e->data = w; } - fgEnumSubWindows( w, fgHavePendingRedisplaysCallback, e ); + fgEnumSubWindows( w, fghHavePendingRedisplaysCallback, e ); } -static int fgHavePendingRedisplays (void) +static int fghHavePendingRedisplays (void) { SFG_Enumerator enumerator; enumerator.found = GL_FALSE; enumerator.data = NULL; - fgEnumWindows( fgHavePendingRedisplaysCallback, &enumerator ); + fgEnumWindows( fghHavePendingRedisplaysCallback, &enumerator ); return !!enumerator.data; } /* * Returns the number of GLUT ticks (milliseconds) till the next timer event. */ -static long fgNextTimer( void ) +static long fghNextTimer( void ) { long ret = INT_MAX; SFG_Timer *timer = fgState.Timers.First; @@ -463,16 +443,16 @@ static long fgNextTimer( void ) * Does the magic required to relinquish the CPU until something interesting * happens. */ -static void fgSleepForEvents( void ) +static void fghSleepForEvents( void ) { long msec; - if( fgState.IdleCallback || fgHavePendingRedisplays( ) ) + if( fgState.IdleCallback || fghHavePendingRedisplays( ) ) return; - msec = fgNextTimer( ); - if( fgHaveJoystick( ) ) /* XXX Use GLUT timers for joysticks... */ - msec = MIN( msec, 10 ); /* XXX Dumb; forces granularity to .01sec */ + msec = fghNextTimer( ); + if( fghHaveJoystick( ) ) /* XXX Use GLUT timers for joysticks... */ + msec = MIN( msec, 10 ); /* XXX Dumb; forces granularity to .01sec */ #if TARGET_HOST_UNIX_X11 /* @@ -499,7 +479,7 @@ static void fgSleepForEvents( void ) err = select( socket+1, &fdset, NULL, NULL, &wait ); if( -1 == err ) - fgWarning ( "freeglut select() error: %d\n", errno ); + fgWarning ( "freeglut select() error: %d", errno ); } #elif TARGET_HOST_WIN32 || TARGET_HOST_WINCE MsgWaitForMultipleObjects( 0, NULL, FALSE, msec, QS_ALLEVENTS ); @@ -510,7 +490,7 @@ static void fgSleepForEvents( void ) /* * Returns GLUT modifier mask for an XEvent. */ -int fgGetXModifiers( XEvent *event ) +static int fghGetXModifiers( XEvent *event ) { int ret = 0; @@ -693,7 +673,7 @@ void FGAPIENTRY glutMainLoopEvent( void ) break; default: - fgWarning( "Uknown X visibility state: %d", + fgWarning( "Unknown X visibility state: %d", event.xvisibility.state ); break; } @@ -868,7 +848,7 @@ void FGAPIENTRY glutMainLoopEvent( void ) ! FETCH_WCB( *window, MouseWheel ) ) break; - fgState.Modifiers = fgGetXModifiers( &event ); + fgState.Modifiers = fghGetXModifiers( &event ); /* * Finally execute the mouse or mouse wheel callback @@ -992,7 +972,7 @@ void FGAPIENTRY glutMainLoopEvent( void ) if( keyboard_cb ) { fgSetWindow( window ); - fgState.Modifiers = fgGetXModifiers( &event ); + fgState.Modifiers = fghGetXModifiers( &event ); keyboard_cb( asciiCode[ 0 ], event.xkey.x, event.xkey.y ); @@ -1046,7 +1026,7 @@ void FGAPIENTRY glutMainLoopEvent( void ) if( special_cb && (special != -1) ) { fgSetWindow( window ); - fgState.Modifiers = fgGetXModifiers( &event ); + fgState.Modifiers = fghGetXModifiers( &event ); special_cb( special, event.xkey.x, event.xkey.y ); fgState.Modifiers = 0xffffffff; } @@ -1157,7 +1137,7 @@ void FGAPIENTRY glutMainLoop( void ) if( fgState.IdleCallback ) fgState.IdleCallback( ); - fgSleepForEvents( ); + fghSleepForEvents( ); } } @@ -1186,7 +1166,7 @@ void FGAPIENTRY glutLeaveMainLoop( void ) /* * Determine a GLUT modifer mask based on MS-WINDOWS system info. */ -int fgGetWin32Modifiers (void) +static int fghGetWin32Modifiers (void) { return ( ( ( GetKeyState( VK_LSHIFT ) < 0 ) || @@ -1379,7 +1359,7 @@ LRESULT CALLBACK fgWindowProc( HWND hWnd, UINT uMsg, WPARAM wParam, /* Turn on the visibility in case it was turned off somehow */ window->State.Visible = GL_TRUE; BeginPaint( hWnd, &ps ); - fghRedrawWindowByHandle( hWnd ); + fghRedrawWindow( window ); EndPaint( hWnd, &ps ); break; @@ -1404,6 +1384,10 @@ LRESULT CALLBACK fgWindowProc( HWND hWnd, UINT uMsg, WPARAM wParam, window->State.MouseX = LOWORD( lParam ); window->State.MouseY = HIWORD( lParam ); #endif /* TARGET_HOST_WINCE */ + /* 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 ) { @@ -1412,7 +1396,7 @@ LRESULT CALLBACK fgWindowProc( HWND hWnd, UINT uMsg, WPARAM wParam, break; } - fgState.Modifiers = fgGetWin32Modifiers( ); + fgState.Modifiers = fghGetWin32Modifiers( ); if( ( wParam & MK_LBUTTON ) || ( wParam & MK_MBUTTON ) || @@ -1445,6 +1429,11 @@ LRESULT CALLBACK fgWindowProc( HWND hWnd, UINT uMsg, WPARAM wParam, window->State.MouseY = HIWORD( lParam ); #endif /* TARGET_HOST_WINCE */ + /* 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: @@ -1560,11 +1549,24 @@ LRESULT CALLBACK fgWindowProc( HWND hWnd, UINT uMsg, WPARAM wParam, 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 = fgGetWin32Modifiers( ); + fgState.Modifiers = fghGetWin32Modifiers( ); INVOKE_WCB( *window, Mouse, @@ -1609,7 +1611,7 @@ LRESULT CALLBACK fgWindowProc( HWND hWnd, UINT uMsg, WPARAM wParam, break; fgSetWindow( window ); - fgState.Modifiers = fgGetWin32Modifiers( ); + fgState.Modifiers = fghGetWin32Modifiers( ); while( ticks-- ) if( FETCH_WCB( *window, MouseWheel ) ) @@ -1656,7 +1658,7 @@ LRESULT CALLBACK fgWindowProc( HWND hWnd, UINT uMsg, WPARAM wParam, * Remember the current modifiers state. This is done here in order * to make sure the VK_DELETE keyboard callback is executed properly. */ - fgState.Modifiers = fgGetWin32Modifiers( ); + fgState.Modifiers = fghGetWin32Modifiers( ); GetCursorPos( &mouse_pos ); ScreenToClient( window->Window.Handle, &mouse_pos ); @@ -1744,7 +1746,7 @@ LRESULT CALLBACK fgWindowProc( HWND hWnd, UINT uMsg, WPARAM wParam, * Remember the current modifiers state. This is done here in order * to make sure the VK_DELETE keyboard callback is executed properly. */ - fgState.Modifiers = fgGetWin32Modifiers( ); + fgState.Modifiers = fghGetWin32Modifiers( ); GetCursorPos( &mouse_pos ); ScreenToClient( window->Window.Handle, &mouse_pos ); @@ -1825,7 +1827,7 @@ LRESULT CALLBACK fgWindowProc( HWND hWnd, UINT uMsg, WPARAM wParam, if( (fgState.KeyRepeat==GLUT_KEY_REPEAT_OFF || window->State.IgnoreKeyRepeat==GL_TRUE) && (HIWORD(lParam) & KF_REPEAT) ) break; - fgState.Modifiers = fgGetWin32Modifiers( ); + fgState.Modifiers = fghGetWin32Modifiers( ); INVOKE_WCB( *window, Keyboard, ( (char)wParam, window->State.MouseX, window->State.MouseY ) @@ -1950,7 +1952,7 @@ LRESULT CALLBACK fgWindowProc( HWND hWnd, UINT uMsg, WPARAM wParam, default: #if _DEBUG - fgWarning( "Unknown wParam type 0x%x\n", wParam ); + fgWarning( "Unknown wParam type 0x%x", wParam ); #endif break; }