1 /* 2 * Copyright (c) 2011, 2016, 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 #import "JNIUtilities.h" 27 28 #import "AWTSurfaceLayers.h" 29 30 31 JNIEXPORT JAWT_DrawingSurfaceInfo* JNICALL awt_DrawingSurface_GetDrawingSurfaceInfo 32 (JAWT_DrawingSurface* ds) 33 { 34 JAWT_DrawingSurfaceInfo* dsi = (JAWT_DrawingSurfaceInfo*)malloc(sizeof(JAWT_DrawingSurfaceInfo)); 35 36 JNIEnv *env = ds->env; 37 jobject target = ds->target; 38 39 DECLARE_CLASS_RETURN(jc_Component, "java/awt/Component", NULL); 40 DECLARE_FIELD_RETURN(jf_peer, jc_Component, "peer", "Ljava/awt/peer/ComponentPeer;", NULL); 41 jobject peer = (*env)->GetObjectField(env, target, jf_peer); 42 43 DECLARE_CLASS_RETURN(jc_ComponentPeer, "sun/lwawt/LWComponentPeer", NULL); 44 DECLARE_FIELD_RETURN(jf_platformComponent, jc_ComponentPeer, 45 "platformComponent", "Lsun/lwawt/PlatformComponent;", NULL); 46 jobject platformComponent = (*env)->GetObjectField(env, peer, jf_platformComponent); 47 48 DECLARE_CLASS_RETURN(jc_PlatformComponent, "sun/lwawt/macosx/CPlatformComponent", NULL); 49 DECLARE_METHOD_RETURN(jm_getPointer, jc_PlatformComponent, "getPointer", "()J", NULL); 50 AWTSurfaceLayers *surfaceLayers = jlong_to_ptr((*env)->CallLongMethod(env, platformComponent, jm_getPointer)); 51 // REMIND: assert(surfaceLayers) 52 53 dsi->platformInfo = surfaceLayers; 54 dsi->ds = ds; 55 56 DECLARE_FIELD_RETURN(jf_x, jc_Component, "x", "I", NULL); 57 DECLARE_FIELD_RETURN(jf_y, jc_Component, "y", "I", NULL); 58 DECLARE_FIELD_RETURN(jf_width, jc_Component, "width", "I", NULL); 59 DECLARE_FIELD_RETURN(jf_height, jc_Component, "height", "I", NULL); 60 61 dsi->bounds.x = (*env)->GetIntField(env, target, jf_x); 62 dsi->bounds.y = (*env)->GetIntField(env, target, jf_y); 63 dsi->bounds.width = (*env)->GetIntField(env, target, jf_width); 64 dsi->bounds.height = (*env)->GetIntField(env, target, jf_height); 65 66 dsi->clipSize = 1; 67 dsi->clip = &(dsi->bounds); 68 69 return dsi; 70 } 71 72 JNIEXPORT jint JNICALL awt_DrawingSurface_Lock 73 (JAWT_DrawingSurface* ds) 74 { 75 // TODO: implement 76 return 0; 77 } 78 79 JNIEXPORT void JNICALL awt_DrawingSurface_Unlock 80 (JAWT_DrawingSurface* ds) 81 { 82 // TODO: implement 83 } 84 85 JNIEXPORT void JNICALL awt_DrawingSurface_FreeDrawingSurfaceInfo 86 (JAWT_DrawingSurfaceInfo* dsi) 87 { 88 free(dsi); 89 } 90 91 JNIEXPORT JAWT_DrawingSurface* JNICALL awt_GetDrawingSurface 92 (JNIEnv* env, jobject target) 93 { 94 JAWT_DrawingSurface* ds = (JAWT_DrawingSurface*)malloc(sizeof(JAWT_DrawingSurface)); 95 96 // TODO: "target instanceof" check 97 98 ds->env = env; 99 ds->target = (*env)->NewGlobalRef(env, target); 100 ds->Lock = awt_DrawingSurface_Lock; 101 ds->GetDrawingSurfaceInfo = awt_DrawingSurface_GetDrawingSurfaceInfo; 102 ds->FreeDrawingSurfaceInfo = awt_DrawingSurface_FreeDrawingSurfaceInfo; 103 ds->Unlock = awt_DrawingSurface_Unlock; 104 105 return ds; 106 } 107 108 JNIEXPORT void JNICALL awt_FreeDrawingSurface 109 (JAWT_DrawingSurface* ds) 110 { 111 JNIEnv *env = ds->env; 112 (*env)->DeleteGlobalRef(env, ds->target); 113 free(ds); 114 } 115 116 JNIEXPORT void JNICALL awt_Lock 117 (JNIEnv* env) 118 { 119 // TODO: implement 120 } 121 122 JNIEXPORT void JNICALL awt_Unlock 123 (JNIEnv* env) 124 { 125 // TODO: implement 126 } 127 128 JNIEXPORT jobject JNICALL awt_GetComponent 129 (JNIEnv* env, void* platformInfo) 130 { 131 // TODO: implement 132 return NULL; 133 } 134 135 // EmbeddedFrame support 136 137 static char *const embeddedClassName = "sun/lwawt/macosx/CViewEmbeddedFrame"; 138 139 JNIEXPORT jobject JNICALL awt_CreateEmbeddedFrame 140 (JNIEnv* env, void* platformInfo) 141 { 142 static jmethodID mid = NULL; 143 static jclass cls; 144 if (mid == NULL) { 145 cls = (*env)->FindClass(env, embeddedClassName); 146 CHECK_NULL_RETURN(cls, NULL); 147 mid = (*env)->GetMethodID(env, cls, "<init>", "(J)V"); 148 CHECK_NULL_RETURN(mid, NULL); 149 } 150 jobject o = (*env)->NewObject(env, cls, mid, platformInfo); 151 CHECK_EXCEPTION(); 152 return o; 153 } 154 155 JNIEXPORT void JNICALL awt_SetBounds 156 (JNIEnv *env, jobject embeddedFrame, jint x, jint y, jint w, jint h) 157 { 158 static jmethodID mid = NULL; 159 if (mid == NULL) { 160 jclass cls = (*env)->FindClass(env, embeddedClassName); 161 CHECK_NULL(cls); 162 mid = (*env)->GetMethodID(env, cls, "setBoundsPrivate", "(IIII)V"); 163 CHECK_NULL(mid); 164 } 165 (*env)->CallVoidMethod(env, embeddedFrame, mid, x, y, w, h); 166 CHECK_EXCEPTION(); 167 } 168 169 JNIEXPORT void JNICALL awt_SynthesizeWindowActivation 170 (JNIEnv *env, jobject embeddedFrame, jboolean doActivate) 171 { 172 static jmethodID mid = NULL; 173 if (mid == NULL) { 174 jclass cls = (*env)->FindClass(env, embeddedClassName); 175 CHECK_NULL(cls); 176 mid = (*env)->GetMethodID(env, cls, "synthesizeWindowActivation", "(Z)V"); 177 CHECK_NULL(mid); 178 } 179 (*env)->CallVoidMethod(env, embeddedFrame, mid, doActivate); 180 CHECK_EXCEPTION(); 181 }