1 /* 2 * Copyright (c) 1999, 2012, Oracle and/or its affiliates. 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. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 #include <jawt.h> 27 28 #include "awt_DrawingSurface.h" 29 30 /* 31 * Get the AWT native structure. This function returns JNI_FALSE if 32 * an error occurs. 33 */ 34 JNIEXPORT jboolean JNICALL JAWT_GetAWT(JNIEnv* env, JAWT* awt) 35 { 36 #if defined(JAVASE_EMBEDDED) && defined(HEADLESS) 37 /* there are no AWT libs available at all */ 38 return JNI_FALSE; 39 #else 40 if (awt == NULL) { 41 return JNI_FALSE; 42 } 43 44 if (awt->version != JAWT_VERSION_1_3 45 && awt->version != JAWT_VERSION_1_4 46 && awt->version != JAWT_VERSION_1_7) { 47 return JNI_FALSE; 48 } 49 50 awt->GetDrawingSurface = awt_GetDrawingSurface; 51 awt->FreeDrawingSurface = awt_FreeDrawingSurface; 52 if (awt->version >= JAWT_VERSION_1_4) { 53 awt->Lock = awt_Lock; 54 awt->Unlock = awt_Unlock; 55 awt->GetComponent = awt_GetComponent; 56 } 57 58 return JNI_TRUE; 59 #endif 60 }