4 * Window management methods.
6 * Copyright (c) 1999-2000 Pawel W. Olszta. All Rights Reserved.
7 * Written by Pawel W. Olszta, <olszta@sourceforge.net>
8 * Creation date: Fri Dec 3 1999
10 * Permission is hereby granted, free of charge, to any person obtaining a
11 * copy of this software and associated documentation files (the "Software"),
12 * to deal in the Software without restriction, including without limitation
13 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
14 * and/or sell copies of the Software, and to permit persons to whom the
15 * Software is furnished to do so, subject to the following conditions:
17 * The above copyright notice and this permission notice shall be included
18 * in all copies or substantial portions of the Software.
20 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
21 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
22 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
23 * PAWEL W. OLSZTA BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
24 * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
25 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
32 #include <GL/freeglut.h>
33 #include "freeglut_internal.h"
37 #pragma comment( lib, "Aygshell.lib" )
39 wchar_t* wstr_from_str(const char* str)
41 int i,len=strlen(str);
42 wchar_t* wstr = (wchar_t*)malloc(2*len+2);
50 #endif /* TARGET_HOST_WINCE */
53 * TODO BEFORE THE STABLE RELEASE:
55 * fgChooseVisual() -- OK, but what about glutInitDisplayString()?
56 * fgSetupPixelFormat -- ignores the display mode settings
57 * fgOpenWindow() -- check the Win32 version, -iconic handling!
58 * fgCloseWindow() -- check the Win32 version
59 * glutCreateWindow() -- Check when default position and size is {-1,-1}
60 * glutCreateSubWindow() -- Check when default position and size is {-1,-1}
61 * glutDestroyWindow() -- check the Win32 version
62 * glutSetWindow() -- check the Win32 version
63 * glutGetWindow() -- OK
64 * glutSetWindowTitle() -- check the Win32 version
65 * glutSetIconTitle() -- check the Win32 version
66 * glutShowWindow() -- check the Win32 version
67 * glutHideWindow() -- check the Win32 version
68 * glutIconifyWindow() -- check the Win32 version
69 * glutReshapeWindow() -- check the Win32 version
70 * glutPositionWindow() -- check the Win32 version
71 * glutPushWindow() -- check the Win32 version
72 * glutPopWindow() -- check the Win32 version
75 /* -- PRIVATE FUNCTIONS ---------------------------------------------------- */
78 * Chooses a visual basing on the current display mode settings
80 #if TARGET_HOST_UNIX_X11
82 XVisualInfo* fgChooseVisual( void )
84 #define BUFFER_SIZES 6
85 int bufferSize[BUFFER_SIZES] = { 16, 12, 8, 4, 2, 1 };
86 GLboolean wantIndexedMode = GL_FALSE;
91 * First we have to process the display mode settings...
94 * Why is there a semi-colon in this #define? The code
95 * that uses the macro seems to always add more semicolons...
97 #define ATTRIB(a) attributes[where++]=a;
98 #define ATTRIB_VAL(a,v) {ATTRIB(a); ATTRIB(v);}
100 if( fgState.DisplayMode & GLUT_INDEX )
102 ATTRIB_VAL( GLX_BUFFER_SIZE, 8 );
103 wantIndexedMode = GL_TRUE;
108 ATTRIB_VAL( GLX_RED_SIZE, 1 );
109 ATTRIB_VAL( GLX_GREEN_SIZE, 1 );
110 ATTRIB_VAL( GLX_BLUE_SIZE, 1 );
111 if( fgState.DisplayMode & GLUT_ALPHA )
112 ATTRIB_VAL( GLX_ALPHA_SIZE, 1 );
115 if( fgState.DisplayMode & GLUT_DOUBLE )
116 ATTRIB( GLX_DOUBLEBUFFER );
118 if( fgState.DisplayMode & GLUT_STEREO )
119 ATTRIB( GLX_STEREO );
121 if( fgState.DisplayMode & GLUT_DEPTH )
122 ATTRIB_VAL( GLX_DEPTH_SIZE, 1 );
124 if( fgState.DisplayMode & GLUT_STENCIL )
125 ATTRIB_VAL( GLX_STENCIL_SIZE, 1 );
127 if( fgState.DisplayMode & GLUT_ACCUM )
129 ATTRIB_VAL( GLX_ACCUM_RED_SIZE, 1 );
130 ATTRIB_VAL( GLX_ACCUM_GREEN_SIZE, 1 );
131 ATTRIB_VAL( GLX_ACCUM_BLUE_SIZE, 1 );
132 if( fgState.DisplayMode & GLUT_ALPHA )
133 ATTRIB_VAL( GLX_ACCUM_ALPHA_SIZE, 1 );
137 * Push a null at the end of the list
141 if( ! wantIndexedMode )
142 return glXChooseVisual( fgDisplay.Display, fgDisplay.Screen,
146 XVisualInfo* visualInfo;
150 * In indexed mode, we need to check how many bits of depth can we
151 * achieve. We do this by trying each possibility from the list
152 * given in the {bufferSize} array. If we match, we return to caller.
154 for( i=0; i<BUFFER_SIZES; i++ )
156 attributes[ 1 ] = bufferSize[ i ];
157 visualInfo = glXChooseVisual( fgDisplay.Display, fgDisplay.Screen,
159 if( visualInfo != NULL )
168 * Setup the pixel format for a Win32 window
170 #if TARGET_HOST_WIN32
171 GLboolean fgSetupPixelFormat( SFG_Window* window, GLboolean checkOnly,
172 unsigned char layer_type )
174 #if TARGET_HOST_WINCE
177 PIXELFORMATDESCRIPTOR* ppfd, pfd;
178 int flags, pixelformat;
180 freeglut_return_val_if_fail( window != NULL, 0 );
181 flags = PFD_DRAW_TO_WINDOW | PFD_SUPPORT_OPENGL;
182 if( fgState.DisplayMode & GLUT_DOUBLE )
183 flags |= PFD_DOUBLEBUFFER;
185 #if defined(_MSC_VER)
186 #pragma message( "fgSetupPixelFormat(): there is still some work to do here!" )
190 * Specify which pixel format do we opt for...
192 pfd.nSize = sizeof(PIXELFORMATDESCRIPTOR);
195 pfd.iPixelType = PFD_TYPE_RGBA;
206 pfd.cAccumRedBits = 0;
207 pfd.cAccumGreenBits = 0;
208 pfd.cAccumBlueBits = 0;
209 pfd.cAccumAlphaBits = 0;
212 pfd.cStencilBits = 0;
215 pfd.cStencilBits = 8;
218 pfd.iLayerType = layer_type;
221 pfd.dwVisibleMask = 0;
222 pfd.dwDamageMask = 0;
224 pfd.cColorBits = (BYTE) GetDeviceCaps( window->Window.Device, BITSPIXEL );
227 pixelformat = ChoosePixelFormat( window->Window.Device, ppfd );
228 if( pixelformat == 0 )
233 return SetPixelFormat( window->Window.Device, pixelformat, ppfd );
234 #endif /* TARGET_HOST_WINCE */
239 * Sets the OpenGL context and the fgStructure "Current Window" pointer to
240 * the window structure passed in.
242 void fgSetWindow ( SFG_Window *window )
244 #if TARGET_HOST_UNIX_X11
248 window->Window.Handle,
249 window->Window.Context
251 #elif TARGET_HOST_WIN32 || TARGET_HOST_WINCE
252 if( fgStructure.Window )
253 ReleaseDC( fgStructure.Window->Window.Handle,
254 fgStructure.Window->Window.Device );
258 window->Window.Device = GetDC( window->Window.Handle );
260 window->Window.Device,
261 window->Window.Context
265 fgStructure.Window = window;
270 * Opens a window. Requires a SFG_Window object created and attached
271 * to the freeglut structure. OpenGL context is created here.
273 void fgOpenWindow( SFG_Window* window, const char* title,
274 int x, int y, int w, int h,
275 GLboolean gameMode, GLboolean isSubWindow )
277 #if TARGET_HOST_UNIX_X11
278 XSetWindowAttributes winAttr;
279 XTextProperty textProperty;
280 XSizeHints sizeHints;
284 freeglut_assert_ready;
287 * XXX fgChooseVisual() is a common part of all three.
288 * XXX With a little thought, we should be able to greatly
291 if( !window->IsMenu )
292 window->Window.VisualInfo = fgChooseVisual( );
293 else if( fgStructure.MenuContext )
294 window->Window.VisualInfo = fgChooseVisual( );
297 /* XXX Why are menus double- and depth-buffered? */
298 unsigned int current_DisplayMode = fgState.DisplayMode ;
299 fgState.DisplayMode = GLUT_DOUBLE | GLUT_RGB | GLUT_DEPTH ;
300 window->Window.VisualInfo = fgChooseVisual( );
301 fgState.DisplayMode = current_DisplayMode ;
304 if( ! window->Window.VisualInfo )
307 * The "fgChooseVisual" returned a null meaning that the visual
308 * context is not available.
309 * Try a couple of variations to see if they will work.
311 if( !( fgState.DisplayMode & GLUT_DOUBLE ) )
313 fgState.DisplayMode |= GLUT_DOUBLE ;
314 window->Window.VisualInfo = fgChooseVisual( );
315 fgState.DisplayMode &= ~GLUT_DOUBLE;
319 * GLUT also checks for multi-sampling, but I don't see that
320 * anywhere else in FREEGLUT so I won't bother with it for the moment.
325 * XXX This seems to be abusing an assert() for error-checking.
326 * XXX It is possible that the visual simply can't be found,
327 * XXX in which case we should print an error and return a 0
328 * XXX for the window id, I think.
330 assert( window->Window.VisualInfo != NULL );
334 * XXX HINT: the masks should be updated when adding/removing callbacks.
335 * XXX This might speed up message processing. Is that true?
337 * XXX A: Not appreciably, but it WILL make it easier to debug.
338 * XXX Try tracing old GLUT and try tracing freeglut. Old GLUT
339 * XXX turns off events that it doesn't need and is a whole lot
340 * XXX more pleasant to trace. (Think mouse-motion! Tons of
341 * XXX ``bonus'' GUI events stream in.)
344 StructureNotifyMask | SubstructureNotifyMask | ExposureMask |
345 ButtonPressMask | ButtonReleaseMask | KeyPressMask | KeyRelease |
346 VisibilityChangeMask | EnterWindowMask | LeaveWindowMask |
347 PointerMotionMask | ButtonMotionMask;
348 winAttr.background_pixmap = None;
349 winAttr.background_pixel = 0;
350 winAttr.border_pixel = 0;
352 winAttr.colormap = XCreateColormap(
353 fgDisplay.Display, fgDisplay.RootWindow,
354 window->Window.VisualInfo->visual, AllocNone
357 mask = CWBackPixmap | CWBorderPixel | CWColormap | CWEventMask;
361 winAttr.override_redirect = True;
362 mask |= CWOverrideRedirect;
365 window->Window.Handle = XCreateWindow(
367 window->Parent == NULL ? fgDisplay.RootWindow :
368 window->Parent->Window.Handle,
370 window->Window.VisualInfo->depth, InputOutput,
371 window->Window.VisualInfo->visual, mask,
376 * The GLX context creation, possibly trying the direct context rendering
377 * or else use the current context if the user has so specified
382 * If there isn't already an OpenGL rendering context for menu
385 if( !fgStructure.MenuContext )
387 fgStructure.MenuContext =
388 (SFG_MenuContext *)malloc( sizeof(SFG_MenuContext) );
389 fgStructure.MenuContext->VisualInfo = window->Window.VisualInfo;
390 fgStructure.MenuContext->Context = glXCreateContext(
391 fgDisplay.Display, fgStructure.MenuContext->VisualInfo,
392 NULL, ( fgState.DirectContext != GLUT_FORCE_INDIRECT_CONTEXT )
396 /* window->Window.Context = fgStructure.MenuContext->Context; */
397 window->Window.Context = glXCreateContext(
398 fgDisplay.Display, window->Window.VisualInfo,
399 NULL, ( fgState.DirectContext != GLUT_FORCE_INDIRECT_CONTEXT )
402 else if( fgState.UseCurrentContext )
404 window->Window.Context = glXGetCurrentContext( );
406 if( ! window->Window.Context )
407 window->Window.Context = glXCreateContext(
408 fgDisplay.Display, window->Window.VisualInfo,
409 NULL, ( fgState.DirectContext != GLUT_FORCE_INDIRECT_CONTEXT )
413 window->Window.Context = glXCreateContext(
414 fgDisplay.Display, window->Window.VisualInfo,
415 NULL, ( fgState.DirectContext != GLUT_FORCE_INDIRECT_CONTEXT )
418 if( !glXIsDirect( fgDisplay.Display, window->Window.Context ) )
420 if( fgState.DirectContext == GLUT_FORCE_DIRECT_CONTEXT )
421 fgError( "Unable to force direct context rendering for window '%s'",
423 else if( fgState.DirectContext == GLUT_TRY_DIRECT_CONTEXT )
424 fgWarning( "Unable to create direct context rendering for window '%s'\nThis may hurt performance.",
430 window->Window.Handle,
431 window->Window.Context
435 * XXX Assume the new window is visible by default
436 * XXX Is this a safe assumption?
438 window->State.Visible = GL_TRUE;
441 if ( fgState.Position.Use )
442 sizeHints.flags |= USPosition;
443 if ( fgState.Size.Use )
444 sizeHints.flags |= USSize;
447 * Fill in the size hints values now (the x, y, width and height
448 * settings are obsolote, are there any more WMs that support them?)
449 * Unless the X servers actually stop supporting these, we should
450 * continue to fill them in. It is *not* our place to tell the user
451 * that they should replace a window manager that they like, and which
452 * works, just because *we* think that it's not "modern" enough.
454 #if TARGET_HOST_WINCE
457 sizeHints.width = 320;
458 sizeHints.height = 240;
463 sizeHints.height = h;
464 #endif /* TARGET_HOST_WINCE */
466 wmHints.flags = StateHint;
467 wmHints.initial_state = fgState.ForceIconic ? IconicState : NormalState;
469 * Prepare the window and iconified window names...
471 XStringListToTextProperty( (char **) &title, 1, &textProperty );
475 window->Window.Handle,
485 XSetWMProtocols( fgDisplay.Display, window->Window.Handle,
486 &fgDisplay.DeleteWindow, 1 );
488 XMapWindow( fgDisplay.Display, window->Window.Handle );
490 #elif TARGET_HOST_WIN32 || TARGET_HOST_WINCE
497 freeglut_assert_ready;
500 * Grab the window class we have registered on glutInit():
502 atom = GetClassInfo( fgDisplay.Instance, _T("FREEGLUT"), &wc );
507 assert( window->Parent == NULL );
510 * Set the window creation flags appropriately to make the window
513 flags = WS_POPUP | WS_CLIPSIBLINGS | WS_CLIPCHILDREN | WS_VISIBLE;
517 #if !TARGET_HOST_WINCE
518 if ( ( ! isSubWindow ) && ( ! window->IsMenu ) )
521 * Update the window dimensions, taking account of window
522 * decorations. "freeglut" is to create the window with the
523 * outside of its border at (x,y) and with dimensions (w,h).
525 w += (GetSystemMetrics( SM_CXSIZEFRAME ) )*2;
526 h += (GetSystemMetrics( SM_CYSIZEFRAME ) )*2 +
527 GetSystemMetrics( SM_CYCAPTION );
529 #endif /* TARGET_HOST_WINCE */
531 if( ! fgState.Position.Use )
536 if( ! fgState.Size.Use )
543 * There's a small difference between creating the top, child and
546 flags = WS_CLIPSIBLINGS | WS_CLIPCHILDREN | WS_VISIBLE;
548 if ( window->IsMenu )
551 exFlags |= WS_EX_TOOLWINDOW;
553 #if !TARGET_HOST_WINCE
554 else if( window->Parent == NULL )
555 flags |= WS_OVERLAPPEDWINDOW;
561 #if TARGET_HOST_WINCE
563 wchar_t* wstr = wstr_from_str(title);
565 window->Window.Handle = CreateWindow(
568 WS_VISIBLE | WS_POPUP,
578 SHFullScreen(window->Window.Handle, SHFS_HIDESTARTICON);
579 SHFullScreen(window->Window.Handle, SHFS_HIDESIPBUTTON);
580 SHFullScreen(window->Window.Handle, SHFS_HIDETASKBAR);
581 MoveWindow(window->Window.Handle, 0, 0, 240, 320, TRUE);
582 ShowWindow(window->Window.Handle, SW_SHOW);
583 UpdateWindow(window->Window.Handle);
586 window->Window.Handle = CreateWindowEx(
592 (HWND) window->Parent == NULL ? NULL : window->Parent->Window.Handle,
597 #endif /* TARGET_HOST_WINCE */
599 if( !( window->Window.Handle ) )
600 fgError( "Failed to create a window (%s)!", title );
602 #if TARGET_HOST_WINCE
603 ShowWindow( window->Window.Handle, SW_SHOW );
605 ShowWindow( window->Window.Handle,
606 fgState.ForceIconic ? SW_SHOWMINIMIZED : SW_SHOW );
607 #endif /* TARGET_HOST_WINCE */
609 UpdateWindow( window->Window.Handle );
610 ShowCursor( TRUE ); /* XXX Old comments say "hide cusror"! */
614 fgSetWindow( window );
616 window->Window.DoubleBuffered =
617 ( fgState.DisplayMode & GLUT_DOUBLE ) ? 1 : 0;
619 if ( ! window->Window.DoubleBuffered )
621 glDrawBuffer ( GL_FRONT );
622 glReadBuffer ( GL_FRONT );
627 * Closes a window, destroying the frame and OpenGL context
629 void fgCloseWindow( SFG_Window* window )
631 freeglut_assert_ready;
633 #if TARGET_HOST_UNIX_X11
635 glXDestroyContext( fgDisplay.Display, window->Window.Context );
636 XDestroyWindow( fgDisplay.Display, window->Window.Handle );
637 XFlush( fgDisplay.Display ); /* XXX Shouldn't need this */
639 #elif TARGET_HOST_WIN32 || TARGET_HOST_WINCE
642 * Make sure we don't close a window with current context active
644 if( fgStructure.Window == window )
645 wglMakeCurrent( NULL, NULL );
648 * Step through the list of windows. If the rendering context
649 * is not being used by another window, then we delete it.
655 for( iter = (SFG_Window *)fgStructure.Windows.First;
657 iter = (SFG_Window *)iter->Node.Next )
659 if( ( iter->Window.Context == window->Window.Context ) &&
665 wglDeleteContext( window->Window.Context );
668 DestroyWindow( window->Window.Handle );
673 /* -- INTERFACE FUNCTIONS -------------------------------------------------- */
676 * Creates a new top-level freeglut window
678 int FGAPIENTRY glutCreateWindow( const char* title )
680 return fgCreateWindow( NULL, title, fgState.Position.X, fgState.Position.Y,
681 fgState.Size.X, fgState.Size.Y, GL_FALSE,
686 * This function creates a sub window.
688 int FGAPIENTRY glutCreateSubWindow( int parentID, int x, int y, int w, int h )
692 SFG_Window* window = NULL;
693 SFG_Window* parent = NULL;
695 freeglut_assert_ready;
696 parent = fgWindowByID( parentID );
697 freeglut_return_val_if_fail( parent != NULL, 0 );
698 window = fgCreateWindow( parent, "", x, y, w, h, GL_FALSE, GL_FALSE );
705 * Destroys a window and all of its subwindows
707 void FGAPIENTRY glutDestroyWindow( int windowID )
709 SFG_Window* window = fgWindowByID( windowID );
710 freeglut_return_if_fail( window != NULL );
712 fgExecutionState ExecState = fgState.ExecState;
713 fgAddToWindowDestroyList( window );
714 fgState.ExecState = ExecState;
719 * This function selects the current window
721 void FGAPIENTRY glutSetWindow( int ID )
723 SFG_Window* window = NULL;
725 freeglut_assert_ready;
726 if( fgStructure.Window != NULL )
727 if( fgStructure.Window->ID == ID )
730 window = fgWindowByID( ID );
733 fgWarning( "glutSetWindow(): window ID %i not found!", ID );
737 fgSetWindow( window );
741 * This function returns the ID number of the current window, 0 if none exists
743 int FGAPIENTRY glutGetWindow( void )
745 freeglut_assert_ready;
746 if( fgStructure.Window == NULL )
748 return fgStructure.Window->ID;
752 * This function makes the current window visible
754 void FGAPIENTRY glutShowWindow( void )
756 freeglut_assert_ready;
757 freeglut_assert_window;
759 #if TARGET_HOST_UNIX_X11
761 XMapWindow( fgDisplay.Display, fgStructure.Window->Window.Handle );
762 XFlush( fgDisplay.Display ); /* XXX Shouldn't need this */
764 #elif TARGET_HOST_WIN32 || TARGET_HOST_WINCE
766 ShowWindow( fgStructure.Window->Window.Handle, SW_SHOW );
770 fgStructure.Window->State.Redisplay = GL_TRUE;
774 * This function hides the current window
776 void FGAPIENTRY glutHideWindow( void )
778 freeglut_assert_ready;
779 freeglut_assert_window;
781 #if TARGET_HOST_UNIX_X11
783 if( fgStructure.Window->Parent == NULL )
784 XWithdrawWindow( fgDisplay.Display,
785 fgStructure.Window->Window.Handle,
788 XUnmapWindow( fgDisplay.Display,
789 fgStructure.Window->Window.Handle );
790 XFlush( fgDisplay.Display ); /* XXX Shouldn't need this */
792 #elif TARGET_HOST_WIN32 || TARGET_HOST_WINCE
794 ShowWindow( fgStructure.Window->Window.Handle, SW_HIDE );
798 fgStructure.Window->State.Redisplay = GL_FALSE;
802 * Iconify the current window (top-level windows only)
804 void FGAPIENTRY glutIconifyWindow( void )
806 freeglut_assert_ready;
807 freeglut_assert_window;
809 fgStructure.Window->State.Visible = GL_FALSE;
810 #if TARGET_HOST_UNIX_X11
812 XIconifyWindow( fgDisplay.Display, fgStructure.Window->Window.Handle,
814 XFlush( fgDisplay.Display ); /* XXX Shouldn't need this */
816 #elif TARGET_HOST_WIN32 || TARGET_HOST_WINCE
818 ShowWindow( fgStructure.Window->Window.Handle, SW_MINIMIZE );
822 fgStructure.Window->State.Redisplay = GL_FALSE;
826 * Set the current window's title
828 void FGAPIENTRY glutSetWindowTitle( const char* title )
830 freeglut_assert_ready;
831 freeglut_assert_window;
832 if( ! fgStructure.Window->Parent )
834 #if TARGET_HOST_UNIX_X11
838 text.value = (unsigned char *) title;
839 text.encoding = XA_STRING;
841 text.nitems = strlen( title );
845 fgStructure.Window->Window.Handle,
849 XFlush( fgDisplay.Display ); /* XXX Shouldn't need this */
851 #elif TARGET_HOST_WIN32
853 SetWindowText( fgStructure.Window->Window.Handle, title );
855 #elif TARGET_HOST_WINCE
857 wchar_t* wstr = wstr_from_str(title);
859 SetWindowText( fgStructure.Window->Window.Handle, wstr );
868 * Set the current window's iconified title
870 void FGAPIENTRY glutSetIconTitle( const char* title )
872 freeglut_assert_ready;
873 freeglut_assert_window;
875 if( ! fgStructure.Window->Parent )
877 #if TARGET_HOST_UNIX_X11
881 text.value = (unsigned char *) title;
882 text.encoding = XA_STRING;
884 text.nitems = strlen( title );
888 fgStructure.Window->Window.Handle,
892 XFlush( fgDisplay.Display ); /* XXX Shouldn't need this */
894 #elif TARGET_HOST_WIN32
896 SetWindowText( fgStructure.Window->Window.Handle, title );
898 #elif TARGET_HOST_WINCE
900 wchar_t* wstr = wstr_from_str(title);
902 SetWindowText( fgStructure.Window->Window.Handle, wstr );
911 * Change the current window's size
913 void FGAPIENTRY glutReshapeWindow( int width, int height )
915 freeglut_assert_ready;
916 freeglut_assert_window;
918 fgStructure.Window->State.NeedToResize = GL_TRUE;
919 fgStructure.Window->State.Width = width ;
920 fgStructure.Window->State.Height = height;
924 * Change the current window's position
926 void FGAPIENTRY glutPositionWindow( int x, int y )
928 freeglut_assert_ready;
929 freeglut_assert_window;
931 #if TARGET_HOST_UNIX_X11
933 XMoveWindow( fgDisplay.Display, fgStructure.Window->Window.Handle,
935 XFlush( fgDisplay.Display ); /* XXX Shouldn't need this */
937 #elif TARGET_HOST_WIN32 || TARGET_HOST_WINCE
942 GetWindowRect( fgStructure.Window->Window.Handle, &winRect );
944 fgStructure.Window->Window.Handle,
947 winRect.right - winRect.left,
948 winRect.bottom - winRect.top,
957 * Lowers the current window (by Z order change)
959 void FGAPIENTRY glutPushWindow( void )
961 freeglut_assert_ready;
962 freeglut_assert_window;
964 #if TARGET_HOST_UNIX_X11
966 XLowerWindow( fgDisplay.Display, fgStructure.Window->Window.Handle );
968 #elif TARGET_HOST_WIN32 || TARGET_HOST_WINCE
971 fgStructure.Window->Window.Handle,
974 SWP_NOSIZE | SWP_NOMOVE
981 * Raises the current window (by Z order change)
983 void FGAPIENTRY glutPopWindow( void )
985 freeglut_assert_ready;
986 freeglut_assert_window;
988 #if TARGET_HOST_UNIX_X11
990 XRaiseWindow( fgDisplay.Display, fgStructure.Window->Window.Handle );
992 #elif TARGET_HOST_WIN32 || TARGET_HOST_WINCE
995 fgStructure.Window->Window.Handle,
998 SWP_NOSIZE | SWP_NOMOVE
1005 * Resize the current window so that it fits the whole screen
1007 void FGAPIENTRY glutFullScreen( void )
1009 freeglut_assert_ready;
1010 freeglut_assert_window;
1013 #if TARGET_HOST_UNIX_X11
1019 fgStructure.Window->Window.Handle,
1021 fgDisplay.ScreenWidth,
1022 fgDisplay.ScreenHeight
1025 XFlush( fgDisplay.Display ); /* This is needed */
1027 XTranslateCoordinates(
1029 fgStructure.Window->Window.Handle,
1030 fgDisplay.RootWindow,
1038 fgStructure.Window->Window.Handle,
1041 XFlush( fgDisplay.Display ); /* XXX Shouldn't need this */
1043 #elif TARGET_HOST_WIN32
1046 /* For fullscreen mode, force the top-left corner to 0,0
1047 * and adjust the window rectangle so that the client area
1048 * covers the whole screen.
1053 rect.right = fgDisplay.ScreenWidth;
1054 rect.bottom = fgDisplay.ScreenHeight;
1056 AdjustWindowRect ( &rect, WS_OVERLAPPEDWINDOW | WS_CLIPSIBLINGS |
1057 WS_CLIPCHILDREN, FALSE );
1060 * SWP_NOACTIVATE Do not activate the window
1061 * SWP_NOOWNERZORDER Do not change position in z-order
1062 * SWP_NOSENDCHANGING Supress WM_WINDOWPOSCHANGING message
1063 * SWP_NOZORDER Retains the current Z order (ignore 2nd param)
1066 SetWindowPos( fgStructure.Window->Window.Handle,
1070 rect.right - rect.left,
1071 rect.bottom - rect.top,
1072 SWP_NOACTIVATE | SWP_NOOWNERZORDER | SWP_NOSENDCHANGING |
1080 * A.Donev: Set and retrieve the window's user data
1082 void* FGAPIENTRY glutGetWindowData( void )
1084 return fgStructure.Window->UserData;
1087 void FGAPIENTRY glutSetWindowData(void* data)
1089 fgStructure.Window->UserData = data;
1092 /*** END OF FILE ***/