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/*
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* Copyright 1999-2006 Sun Microsystems, Inc. All Rights Reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation. Sun designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Sun in the LICENSE file that accompanied this code.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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* CA 95054 USA or visit www.sun.com if you need additional information or
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* have any questions.
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*/
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#ifdef HEADLESS
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#error This file should not be included in headless library
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#endif
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#include "awt_p.h"
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#include "awt_Component.h"
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#include "awt_GraphicsEnv.h"
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#define XK_MISCELLANY
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#include <X11/keysymdef.h>
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#include <X11/Intrinsic.h>
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#include <X11/Xutil.h>
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#include <X11/Xmd.h>
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#include <X11/extensions/xtestext1.h>
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#include <X11/extensions/XTest.h>
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#include <X11/extensions/XInput.h>
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#include <X11/extensions/XI.h>
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#include <jni.h>
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#include "robot_common.h"
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#include "canvas.h"
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#include "wsutils.h"
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#include "list.h"
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#include "multiVis.h"
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#ifdef __linux__
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#include <sys/socket.h>
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#endif
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extern struct X11GraphicsConfigIDs x11GraphicsConfigIDs;
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// 2 would be more correct, however that's how Robot originally worked
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// and tests start to fail if this value is changed
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static int32_t num_buttons = 3;
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static int32_t isXTestAvailable() {
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int32_t major_opcode, first_event, first_error;
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int32_t event_basep, error_basep, majorp, minorp;
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int32_t isXTestAvailable;
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/* check if XTest is available */
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isXTestAvailable = XQueryExtension(awt_display, XTestExtensionName, &major_opcode, &first_event, &first_error);
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DTRACE_PRINTLN3("RobotPeer: XQueryExtension(XTEST) returns major_opcode = %d, first_event = %d, first_error = %d",
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major_opcode, first_event, first_error);
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if (isXTestAvailable) {
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/* check if XTest version is OK */
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XTestQueryExtension(awt_display, &event_basep, &error_basep, &majorp, &minorp);
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DTRACE_PRINTLN4("RobotPeer: XTestQueryExtension returns event_basep = %d, error_basep = %d, majorp = %d, minorp = %d",
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event_basep, error_basep, majorp, minorp);
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if (majorp < 2 || (majorp == 2 && minorp < 2)) {
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/* bad version*/
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DTRACE_PRINTLN2("XRobotPeer: XTEST version is %d.%d \n", majorp, minorp);
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if (majorp == 2 && minorp == 1) {
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DTRACE_PRINTLN("XRobotPeer: XTEST is 2.1 - no grab is available\n");
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} else {
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isXTestAvailable = False;
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}
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} else {
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/* allow XTest calls even if someone else has the grab; e.g. during
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* a window resize operation. Works only with XTEST2.2*/
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XTestGrabControl(awt_display, True);
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}
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} else {
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DTRACE_PRINTLN("RobotPeer: XTEST extension is unavailable");
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}
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return isXTestAvailable;
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}
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static void getNumButtons() {
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int32_t major_opcode, first_event, first_error;
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int32_t xinputAvailable;
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int32_t numDevices, devIdx, clsIdx;
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XDeviceInfo* devices;
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XDeviceInfo* aDevice;
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XButtonInfo* bInfo;
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/* 4700242:
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* If XTest is asked to press a non-existant mouse button
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* (i.e. press Button3 on a system configured with a 2-button mouse),
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* then a crash may happen. To avoid this, we use the XInput
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* extension to query for the number of buttons on the XPointer, and check
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* before calling XTestFakeButtonEvent().
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*/
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xinputAvailable = XQueryExtension(awt_display, INAME, &major_opcode, &first_event, &first_error);
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DTRACE_PRINTLN3("RobotPeer: XQueryExtension(XINPUT) returns major_opcode = %d, first_event = %d, first_error = %d",
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major_opcode, first_event, first_error);
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if (xinputAvailable) {
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devices = XListInputDevices(awt_display, &numDevices);
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for (devIdx = 0; devIdx < numDevices; devIdx++) {
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aDevice = &(devices[devIdx]);
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if (aDevice->use == IsXPointer) {
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for (clsIdx = 0; clsIdx < aDevice->num_classes; clsIdx++) {
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if (aDevice->inputclassinfo[clsIdx].class == ButtonClass) {
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bInfo = (XButtonInfo*)(&(aDevice->inputclassinfo[clsIdx]));
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num_buttons = bInfo->num_buttons;
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DTRACE_PRINTLN1("RobotPeer: XPointer has %d buttons", num_buttons);
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break;
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}
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}
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break;
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}
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}
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XFreeDeviceList(devices);
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}
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else {
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DTRACE_PRINTLN1("RobotPeer: XINPUT extension is unavailable, assuming %d mouse buttons", num_buttons);
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}
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}
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static XImage *getWindowImage(Display * display, Window window,
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int32_t x, int32_t y,
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int32_t w, int32_t h) {
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XImage *image;
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int32_t transparentOverlays;
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int32_t numVisuals;
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XVisualInfo *pVisuals;
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int32_t numOverlayVisuals;
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OverlayInfo *pOverlayVisuals;
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int32_t numImageVisuals;
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XVisualInfo **pImageVisuals;
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list_ptr vis_regions; /* list of regions to read from */
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list_ptr vis_image_regions ;
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int32_t allImage = 0 ;
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int32_t format = ZPixmap;
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/* prevent user from moving stuff around during the capture */
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XGrabServer(display);
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/*
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* The following two functions live in multiVis.c-- they are pretty
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* much verbatim taken from the source to the xwd utility from the
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* X11 source. This version of the xwd source was somewhat better written
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* for reuse compared to Sun's version.
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*
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* ftp.x.org/pub/R6.3/xc/programs/xwd
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*
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* We use these functions since they do the very tough job of capturing
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* the screen correctly when it contains multiple visuals. They take into
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* account the depth/colormap of each visual and produce a capture as a
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* 24-bit RGB image so we don't have to fool around with colormaps etc.
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*/
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GetMultiVisualRegions(
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display,
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window,
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x, y, w, h,
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&transparentOverlays,
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&numVisuals,
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&pVisuals,
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&numOverlayVisuals,
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&pOverlayVisuals,
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&numImageVisuals,
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&pImageVisuals,
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&vis_regions,
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&vis_image_regions,
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&allImage );
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image = ReadAreaToImage(
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display,
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window,
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x, y, w, h,
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numVisuals,
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pVisuals,
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numOverlayVisuals,
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pOverlayVisuals,
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numImageVisuals,
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pImageVisuals,
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vis_regions,
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vis_image_regions,
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format,
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allImage );
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/* allow user to do stuff again */
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XUngrabServer(display);
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/* make sure the grab/ungrab is flushed */
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XSync(display, False);
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return image;
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}
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/*********************************************************************************************/
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#ifdef XAWT
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#define FUNC_NAME(name) Java_sun_awt_X11_XRobotPeer_ ## name
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#else
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#define FUNC_NAME(name) Java_sun_awt_motif_MRobotPeer_ ## name
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#endif
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JNIEXPORT void JNICALL
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FUNC_NAME(setup) (JNIEnv * env, jclass cls) {
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int32_t xtestAvailable;
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DTRACE_PRINTLN("RobotPeer: setup()");
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AWT_LOCK();
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xtestAvailable = isXTestAvailable();
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DTRACE_PRINTLN1("RobotPeer: XTest available = %d", xtestAvailable);
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if (!xtestAvailable) {
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JNU_ThrowByName(env, "java/awt/AWTException", "java.awt.Robot requires your X server support the XTEST extension version 2.2");
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AWT_UNLOCK();
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return;
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}
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getNumButtons();
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AWT_UNLOCK();
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}
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JNIEXPORT void JNICALL
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FUNC_NAME(getRGBPixelsImpl)( JNIEnv *env,
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jclass cls,
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jobject xgc,
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jint x,
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jint y,
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jint width,
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jint height,
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jintArray pixelArray) {
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XImage *image;
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jint *ary; /* Array of jints for sending pixel values back
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* to parent process.
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*/
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Window rootWindow;
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AwtGraphicsConfigDataPtr adata;
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DTRACE_PRINTLN6("RobotPeer: getRGBPixelsImpl(%lx, %d, %d, %d, %d, %x)", xgc, x, y, width, height, pixelArray);
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AWT_LOCK();
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/* avoid a lot of work for empty rectangles */
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if ((width * height) == 0) {
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AWT_UNLOCK();
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return;
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}
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DASSERT(width * height > 0); /* only allow positive size */
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adata = (AwtGraphicsConfigDataPtr) JNU_GetLongFieldAsPtr(env, xgc, x11GraphicsConfigIDs.aData);
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DASSERT(adata != NULL);
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rootWindow = XRootWindow(awt_display, adata->awt_visInfo.screen);
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image = getWindowImage(awt_display, rootWindow, x, y, width, height);
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/* Array to use to crunch around the pixel values */
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ary = (jint *) malloc(width * height * sizeof (jint));
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if (ary == NULL) {
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JNU_ThrowOutOfMemoryError(env, "OutOfMemoryError");
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XDestroyImage(image);
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AWT_UNLOCK();
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return;
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}
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/* convert to Java ARGB pixels */
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for (y = 0; y < height; y++) {
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for (x = 0; x < width; x++) {
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jint pixel = (jint) XGetPixel(image, x, y); /* Note ignore upper
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* 32-bits on 64-bit
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* OSes.
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*/
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pixel |= 0xff000000; /* alpha - full opacity */
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ary[(y * width) + x] = pixel;
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}
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}
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(*env)->SetIntArrayRegion(env, pixelArray, 0, height * width, ary);
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free(ary);
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XDestroyImage(image);
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AWT_UNLOCK();
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}
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297 |
JNIEXPORT void JNICALL
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FUNC_NAME(keyPressImpl) (JNIEnv *env,
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jclass cls,
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jint keycode) {
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AWT_LOCK();
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DTRACE_PRINTLN1("RobotPeer: keyPressImpl(%i)", keycode);
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XTestFakeKeyEvent(awt_display,
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XKeysymToKeycode(awt_display, awt_getX11KeySym(keycode)),
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True,
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CurrentTime);
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310 |
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XSync(awt_display, False);
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AWT_UNLOCK();
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314 |
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}
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316 |
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317 |
JNIEXPORT void JNICALL
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318 |
FUNC_NAME(keyReleaseImpl) (JNIEnv *env,
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319 |
jclass cls,
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jint keycode) {
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AWT_LOCK();
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DTRACE_PRINTLN1("RobotPeer: keyReleaseImpl(%i)", keycode);
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XTestFakeKeyEvent(awt_display,
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XKeysymToKeycode(awt_display, awt_getX11KeySym(keycode)),
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False,
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CurrentTime);
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329 |
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330 |
XSync(awt_display, False);
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331 |
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332 |
AWT_UNLOCK();
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333 |
}
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334 |
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335 |
JNIEXPORT void JNICALL
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336 |
FUNC_NAME(mouseMoveImpl) (JNIEnv *env,
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337 |
jclass cls,
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338 |
jobject xgc,
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339 |
jint root_x,
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340 |
jint root_y) {
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341 |
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342 |
AwtGraphicsConfigDataPtr adata;
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343 |
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344 |
AWT_LOCK();
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345 |
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346 |
DTRACE_PRINTLN3("RobotPeer: mouseMoveImpl(%lx, %i, %i)", xgc, root_x, root_y);
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347 |
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348 |
adata = (AwtGraphicsConfigDataPtr) JNU_GetLongFieldAsPtr(env, xgc, x11GraphicsConfigIDs.aData);
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349 |
DASSERT(adata != NULL);
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350 |
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351 |
XWarpPointer(awt_display, None, XRootWindow(awt_display, adata->awt_visInfo.screen), 0, 0, 0, 0, root_x, root_y);
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352 |
XSync(awt_display, False);
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353 |
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354 |
AWT_UNLOCK();
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355 |
}
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356 |
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357 |
JNIEXPORT void JNICALL
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358 |
FUNC_NAME(mousePressImpl) (JNIEnv *env,
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|
359 |
jclass cls,
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|
360 |
jint buttonMask) {
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361 |
AWT_LOCK();
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362 |
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363 |
DTRACE_PRINTLN1("RobotPeer: mousePressImpl(%i)", buttonMask);
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364 |
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|
365 |
if (buttonMask & java_awt_event_InputEvent_BUTTON1_MASK) {
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|
366 |
XTestFakeButtonEvent(awt_display, 1, True, CurrentTime);
|
|
367 |
}
|
|
368 |
if ((buttonMask & java_awt_event_InputEvent_BUTTON2_MASK) &&
|
|
369 |
(num_buttons >= 2)) {
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|
370 |
XTestFakeButtonEvent(awt_display, 2, True, CurrentTime);
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|
371 |
}
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|
372 |
if ((buttonMask & java_awt_event_InputEvent_BUTTON3_MASK) &&
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|
373 |
(num_buttons >= 3)) {
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|
374 |
XTestFakeButtonEvent(awt_display, 3, True, CurrentTime);
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|
375 |
}
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376 |
XSync(awt_display, False);
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377 |
|
|
378 |
AWT_UNLOCK();
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|
379 |
}
|
|
380 |
|
|
381 |
JNIEXPORT void JNICALL
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|
382 |
FUNC_NAME(mouseReleaseImpl) (JNIEnv *env,
|
|
383 |
jclass cls,
|
|
384 |
jint buttonMask) {
|
|
385 |
AWT_LOCK();
|
|
386 |
|
|
387 |
DTRACE_PRINTLN1("RobotPeer: mouseReleaseImpl(%i)", buttonMask);
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|
388 |
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|
389 |
if (buttonMask & java_awt_event_InputEvent_BUTTON1_MASK) {
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|
390 |
XTestFakeButtonEvent(awt_display, 1, False, CurrentTime);
|
|
391 |
}
|
|
392 |
if ((buttonMask & java_awt_event_InputEvent_BUTTON2_MASK) &&
|
|
393 |
(num_buttons >= 2)) {
|
|
394 |
XTestFakeButtonEvent(awt_display, 2, False, CurrentTime);
|
|
395 |
}
|
|
396 |
if ((buttonMask & java_awt_event_InputEvent_BUTTON3_MASK) &&
|
|
397 |
(num_buttons >= 3)) {
|
|
398 |
XTestFakeButtonEvent(awt_display, 3, False, CurrentTime);
|
|
399 |
}
|
|
400 |
XSync(awt_display, False);
|
|
401 |
|
|
402 |
AWT_UNLOCK();
|
|
403 |
}
|
|
404 |
|
|
405 |
JNIEXPORT void JNICALL
|
|
406 |
FUNC_NAME(mouseWheelImpl) (JNIEnv *env,
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|
407 |
jclass cls,
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|
408 |
jint wheelAmt) {
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|
409 |
/* Mouse wheel is implemented as a button press of button 4 and 5, so it */
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|
410 |
/* probably could have been hacked into robot_mouseButtonEvent, but it's */
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|
411 |
/* cleaner to give it its own command type, in case the implementation */
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412 |
/* needs to be changed later. -bchristi, 6/20/01 */
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413 |
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|
414 |
int32_t repeat = abs(wheelAmt);
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415 |
int32_t button = wheelAmt < 0 ? 4 : 5; /* wheel up: button 4 */
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|
416 |
/* wheel down: button 5 */
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|
417 |
int32_t loopIdx;
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|
418 |
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|
419 |
AWT_LOCK();
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|
420 |
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|
421 |
DTRACE_PRINTLN1("RobotPeer: mouseWheelImpl(%i)", wheelAmt);
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|
422 |
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|
423 |
for (loopIdx = 0; loopIdx < repeat; loopIdx++) { /* do nothing for */
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|
424 |
/* wheelAmt == 0 */
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|
425 |
XTestFakeButtonEvent(awt_display, button, True, CurrentTime);
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|
426 |
XTestFakeButtonEvent(awt_display, button, False, CurrentTime);
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|
427 |
}
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|
428 |
XSync(awt_display, False);
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|
429 |
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|
430 |
AWT_UNLOCK();
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|
431 |
}
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