/*
* Copyright (c) 1995, 2014, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
#ifdef HEADLESS
#error This file should not be included in headless library
#endif
#include "awt_p.h"
#include "color.h"
#include <X11/Xatom.h>
#include <X11/Xmd.h>
#include <X11/Xutil.h>
#include <X11/Xproto.h>
#include <jni.h>
#include <jni_util.h>
#include <sys/time.h>
#include "java_awt_event_MouseWheelEvent.h"
/*
* Called by "ToolkitErrorHandler" function in "XlibWrapper.c" file.
*/
XErrorHandler current_native_xerror_handler = NULL;
extern jint getModifiers(uint32_t state, jint button, jint keyCode);
extern jint getButton(uint32_t button);
static Atom OLDecorDelAtom = 0;
static Atom MWMHints = 0;
static Atom DTWMHints = 0;
static Atom decor_list[9];
#ifndef MAX
#define MAX(a,b) ((a) > (b) ? (a) : (b))
#endif
#ifndef MIN
#define MIN(a,b) ((a) < (b) ? (a) : (b))
#endif
jboolean
awtJNI_ThreadYield(JNIEnv *env) {
static jclass threadClass = NULL;
static jmethodID yieldMethodID = NULL;
/* Initialize our java identifiers once. Checking before locking
* is a huge performance win.
*/
if (threadClass == NULL) {
// should enter a monitor here...
Boolean err = FALSE;
if (threadClass == NULL) {
jclass tc = (*env)->FindClass(env, "java/lang/Thread");
CHECK_NULL_RETURN(tc, JNI_FALSE);
threadClass = (*env)->NewGlobalRef(env, tc);
(*env)->DeleteLocalRef(env, tc);
if (threadClass != NULL) {
yieldMethodID = (*env)->GetStaticMethodID(env,
threadClass,
"yield",
"()V"
);
}
}
if (yieldMethodID == NULL) {
threadClass = NULL;
err = TRUE;
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