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src/java.desktop/macosx/native/libawt_lwawt/awt/CRobot.m

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   1 /*
   2  * Copyright (c) 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


 259 Java_sun_lwawt_macosx_CRobot_keyEvent
 260 (JNIEnv *env, jobject peer, jint javaKeyCode, jboolean keyPressed)
 261 {
 262     CGKeyCode keyCode = GetCGKeyCode(javaKeyCode);
 263 
 264     CGEventRef event = CGEventCreateKeyboardEvent(NULL, keyCode, keyPressed);
 265     if (event != NULL) {
 266         CGEventPost(kCGSessionEventTap, event);
 267         CFRelease(event);
 268     }
 269 }
 270 
 271 /*
 272  * Class:     sun_lwawt_macosx_CRobot
 273  * Method:    nativeGetScreenPixels
 274  * Signature: (IIIII[I)V
 275  */
 276 JNIEXPORT void JNICALL
 277 Java_sun_lwawt_macosx_CRobot_nativeGetScreenPixels
 278 (JNIEnv *env, jobject peer,
 279  jint x, jint y, jint width, jint height, jintArray pixels)
 280 {
 281     JNF_COCOA_ENTER(env);
 282 
 283     jint picX = x;
 284     jint picY = y;
 285     jint picWidth = width;
 286     jint picHeight = height;
 287 
 288     CGRect screenRect = CGRectMake(picX, picY, picWidth, picHeight);

 289     CGImageRef screenPixelsImage = CGWindowListCreateImage(screenRect,
 290                                         kCGWindowListOptionOnScreenOnly,
 291                                         kCGNullWindowID, kCGWindowImageDefault);
 292 
 293     if (screenPixelsImage == NULL) {
 294         return;
 295     }
 296 
 297     // get a pointer to the Java int array
 298     void *jPixelData = (*env)->GetPrimitiveArrayCritical(env, pixels, 0);
 299     CHECK_NULL(jPixelData);
 300 
 301     // create a graphics context around the Java int array
 302     CGColorSpaceRef picColorSpace = CGColorSpaceCreateWithName(
 303                                             kCGColorSpaceGenericRGB);
 304     CGContextRef jPicContextRef = CGBitmapContextCreate(
 305                                             jPixelData,
 306                                             picWidth, picHeight,
 307                                             8, picWidth * sizeof(jint),
 308                                             picColorSpace,
 309                                             kCGBitmapByteOrder32Host |
 310                                             kCGImageAlphaPremultipliedFirst);
 311 


   1 /*
   2  * Copyright (c) 2016, 2017, 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


 259 Java_sun_lwawt_macosx_CRobot_keyEvent
 260 (JNIEnv *env, jobject peer, jint javaKeyCode, jboolean keyPressed)
 261 {
 262     CGKeyCode keyCode = GetCGKeyCode(javaKeyCode);
 263 
 264     CGEventRef event = CGEventCreateKeyboardEvent(NULL, keyCode, keyPressed);
 265     if (event != NULL) {
 266         CGEventPost(kCGSessionEventTap, event);
 267         CFRelease(event);
 268     }
 269 }
 270 
 271 /*
 272  * Class:     sun_lwawt_macosx_CRobot
 273  * Method:    nativeGetScreenPixels
 274  * Signature: (IIIII[I)V
 275  */
 276 JNIEXPORT void JNICALL
 277 Java_sun_lwawt_macosx_CRobot_nativeGetScreenPixels
 278 (JNIEnv *env, jobject peer,
 279  jint x, jint y, jint width, jint height, jdouble scale, jintArray pixels)
 280 {
 281     JNF_COCOA_ENTER(env);
 282 
 283     jint picX = x;
 284     jint picY = y;
 285     jint picWidth = width;
 286     jint picHeight = height;
 287 
 288     CGRect screenRect = CGRectMake(picX / scale, picY / scale,
 289                                 picWidth / scale, picHeight / scale);
 290     CGImageRef screenPixelsImage = CGWindowListCreateImage(screenRect,
 291                                         kCGWindowListOptionOnScreenOnly,
 292                                         kCGNullWindowID, kCGWindowImageBestResolution);
 293 
 294     if (screenPixelsImage == NULL) {
 295         return;
 296     }
 297 
 298     // get a pointer to the Java int array
 299     void *jPixelData = (*env)->GetPrimitiveArrayCritical(env, pixels, 0);
 300     CHECK_NULL(jPixelData);
 301 
 302     // create a graphics context around the Java int array
 303     CGColorSpaceRef picColorSpace = CGColorSpaceCreateWithName(
 304                                             kCGColorSpaceGenericRGB);
 305     CGContextRef jPicContextRef = CGBitmapContextCreate(
 306                                             jPixelData,
 307                                             picWidth, picHeight,
 308                                             8, picWidth * sizeof(jint),
 309                                             picColorSpace,
 310                                             kCGBitmapByteOrder32Host |
 311                                             kCGImageAlphaPremultipliedFirst);
 312 


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