1 /* 2 * Copyright 1998-2003 Sun Microsystems, Inc. All Rights Reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Sun designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Sun in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, 22 * CA 95054 USA or visit www.sun.com if you need additional information or 23 * have any questions. 24 */ 25 26 #ifndef _AWT_GRAPHICSENV_H_ 27 #define _AWT_GRAPHICSENV_H_ 28 29 #include <jni_util.h> 30 31 #ifndef HEADLESS 32 #define MITSHM 33 #endif /* !HEADLESS */ 34 35 #define UNSET_MITSHM (-2) 36 #define NOEXT_MITSHM (-1) 37 #define CANT_USE_MITSHM (0) 38 #define CAN_USE_MITSHM (1) 39 40 #ifdef MITSHM 41 42 #include <sys/ipc.h> 43 #include <sys/shm.h> 44 #include <X11/extensions/XShm.h> 45 46 extern int XShmQueryExtension(); 47 48 void TryInitMITShm(JNIEnv *env, jint *shmExt, jint *shmPixmaps); 49 void resetXShmAttachFailed(); 50 jboolean isXShmAttachFailed(); 51 52 #endif /* MITSHM */ 53 54 /* fieldIDs for X11GraphicsConfig fields that may be accessed from C */ 55 struct X11GraphicsConfigIDs { 56 jfieldID aData; 57 jfieldID bitsPerPixel; 58 jfieldID screen; 59 }; 60 61 /* fieldIDs for X11GraphicsDevice fields that may be accessed from C */ 62 struct X11GraphicsDeviceIDs { 63 jfieldID screen; 64 }; 65 66 #endif /* _AWT_GRAPHICSENV_H_ */