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/*
* Copyright (c) 2013, 2022, 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.
*/
package com.sun.glass.ui.monocle;
import com.sun.glass.utils.NativeLibLoader;
import java.nio.ByteBuffer;
import java.security.Permission;
/**
* X provides access to Xlib function calls. Except where noted, each
* method in the X class corresponds to exactly one Xlib call taking
* parameters in the same order and returning the same result as the
* corresponding C function.
*/
class X {
static {
NativeLibLoader.loadLibrary("glass_monocle_x11");
}
private static Permission permission = new RuntimePermission("loadLibrary.*");
private static X instance = new X();
/**
* Obtains the single instance of X. Calling this method requires
* the RuntimePermission "loadLibrary.*".
*
*/
static X getX() {
checkPermissions();
return instance;
}
private static void checkPermissions() {
@SuppressWarnings("removal")
SecurityManager security = System.getSecurityManager();
if (security != null) {
security.checkPermission(permission);
}
}
static final long None = 0l;
static final int CopyFromParent = 0;
static final int InputOutput = 1;
static final long ButtonPressMask = 1l << 2;
static final long ButtonReleaseMask = 1l << 3;
static final long PointerMotionMask = 1l << 6;
static final long SubstructureRedirectMask = 1l << 19;
static final long SubstructureNotifyMask = 1l << 20;
static final long CWOverrideRedirect = 1l << 9;
static final long CWEventMask = 1l << 11;
static final long CWCursorMask = 1l << 14;
static final int ButtonPress = 4;
static final int ButtonRelease = 5;
static final int MotionNotify = 6;
static final int Button1 = 1;
static final int Button2 = 2;
static final int Button3 = 3;
static final int Button4 = 4;
static final int Button5 = 5;
// 4th button (aka browser backward button).
static final int Button8 = 8;
// 5th button (aka browser forward button).
static final int Button9 = 9;
static final long _NET_WM_STATE_REMOVE = 0;
static final long _NET_WM_STATE_ADD = 1;
static final long _NET_WM_STATE_TOGGLE = 2;
static final long GrabModeSync = 0l;
static final long GrabModeAsync = 1l;
static final long CurrentTime = 0l;
/**
* XSetWindowAttributes wraps the C structure of the same name, defined in
* Xlib.h
*/
static class XSetWindowAttributes extends C.Structure {
@Override
native int sizeof();
static native void setEventMask(long p, long mask);
static native void setCursor(long p, long cursor);
static native void setOverrideRedirect(long p, boolean override);
}
/**
* XEvent wraps the C structure of the same name, defined in
* Xlib.h
*/
static class XEvent extends C.Structure {
XEvent(long p) {
super(p);
}
XEvent() {
super();
}
@Override
native int sizeof();
static native int getType(long p);
static native long getWindow(long p);
static native void setWindow(long p, long window);
}
/**
* XButtonEvent wraps the C structure of the same name, defined in
* Xlib.h
*/
static class XButtonEvent extends XEvent {
/** Creates an XButtonEvent from an existing XEvent */
XButtonEvent(XEvent event) {
super(event.p);
}
static native int getButton(long p);
}
/**
* XMotionEvent wraps the C structure of the same name, defined in
* Xlib.h
*/
static class XMotionEvent extends XEvent {
/** Creates an XMotionEvent from an existing XEvent */
XMotionEvent(XEvent event) {
super(event.p);
}
static native int getX(long p);
static native int getY(long p);
}
/**
* XClientMessageEvent wraps the C structure of the same name, defined in
* Xlib.h
*/
static class XClientMessageEvent extends XEvent {
/** Creates an XClientMessageEvent from an existing XEvent */
XClientMessageEvent(XEvent event) {
super(event.p);
}
static native void setMessageType(long p, long atom);
static native void setFormat(long p, long format);
static native void setDataLong(long p, int index, long element);
}
/**
* XDisplay wraps the C structure Display.
*/
static class XDisplay extends C.Structure {
XDisplay(long p) {
super(p);
}
@Override
native int sizeof();
}
/**
* XColor wraps the C structure XColor.
*/
static class XColor extends C.Structure {
native void setRed(long p, int red);
native void setGreen(long p, int green);
native void setBlue(long p, int blue);
@Override
native int sizeof();
}
private X() {}
native void XInitThreads();
native void XLockDisplay(long display);
native void XUnlockDisplay(long display);
native long XOpenDisplay(String displayName);
native long DefaultScreenOfDisplay(long display);
native long RootWindowOfScreen(long screen);
native int WidthOfScreen(long screen);
native int HeightOfScreen(long screen);
native long XCreateWindow(
long display, long parent,
int x, int y, int width, int height,
int borderWidth, int depth, int windowClass,
long visual, long valueMask,
long attributes);
native void XMapWindow(long display, long window);
native void XStoreName(long display, long window, String name);
native void XSync(long display, boolean flush);
native void XGetGeometry(long display, long window,
long[] root,
int[] x, int[] y,
int[] width, int[] height,
int[] borderWidth, int[] depth);
native void XNextEvent(long display, long xevent);
native long XInternAtom(long display, String atomName, boolean onlyIfExists);
native void XSendEvent(long display, long window, boolean propagate,
long mask, long event);
native void XGrabKeyboard(long display, long window,
boolean ownerEvents,
long pointerMode,
long keyboardMode,
long time);
native void XWarpPointer(long display, long src_window,
long dst_window, int src_x, int src_y,
int src_width, int src_height,
int dest_x, int dest_y);
native void XFlush(long display);
native void XQueryPointer(long display, long window, int[] position);
native long XCreateBitmapFromData(long display, long drawable,
ByteBuffer data, int width, int height);
native long XCreatePixmapCursor(long display, long source, long mask,
long fg, long bg, int x, int y);
native void XFreePixmap(long display, long pixmap);
native void XDefineCursor(long display, long window, long cursor);
native void XUndefineCursor(long display, long window);
}