107 lines
2.5 KiB
Java
107 lines
2.5 KiB
Java
/* Copyright (C) 2000 Free Software Foundation
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This file is part of libgcj.
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This software is copyrighted work licensed under the terms of the
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Libgcj License. Please consult the file "LIBGCJ_LICENSE" for
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details. */
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package gnu.gcj.xlib;
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import gnu.gcj.RawData;
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/**
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*
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* Collection of attributes that can be applied to or read from an
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* X11 window.
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*
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* <p>TODO: Split this class into two classes. One for the structure
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* XSetWindowAttributes and one for the XWindowAttributes. However
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* they should still share this common base class.
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*
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* @author Rolf W. Rasmussen <rolfwr@ii.uib.no> */
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public class WindowAttributes
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{
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// Must match definitions in X.h:
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public final static long MASK_BUTTON_PRESS = 1L<< 2,
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MASK_BUTTON_RELEASE = 1L<< 3,
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MASK_EXPOSURE = 1L<<15,
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MASK_STRUCTURE_NOTIFY = 1L<<17;
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public WindowAttributes()
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{
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init(null);
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}
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public WindowAttributes(Window from)
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{
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initFromWindow(from);
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}
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private native void initFromWindow(Window from);
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private native void init(WindowAttributes copyFrom);
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protected native void finalize();
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public Object clone()
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{
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WindowAttributes attributes = (WindowAttributes) super.clone();
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// In case of an exception before the stucture is copied.
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attributes.in = 0;
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attributes.out = 0;
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// FIXME: do anything else?
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attributes.init(this);
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return attributes;
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}
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public native void setBackground(long pixel);
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public native void setBackground(Pixmap pixmap);
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public native void setEventMask(long eventMask);
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public void setVisual(Visual visual)
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{
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this.visual = visual;
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}
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/**
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* Retrieve the visual.
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*
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* @return the visual that is or should be used by a window. null
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* means CopyFormParent.
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*/
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public native Visual getVisual();
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Display display;
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/**
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* Reference to XWindowAttribute structure containing attributes
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* read from a window.
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*/
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RawData in = 0;
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/**
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* Reference to XSetWindowAttribute structure containing attributes
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* to be applied to a window.
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*/
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RawData out = 0;
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long mask;
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/** null means CopyFromParent during window creation. */
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Visual visual = null;
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public native void apply(Window window);
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final RawData getXSetWindowAttributesStructure()
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{
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if (out == null)
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initOut();
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return out;
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}
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void initOut()
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{
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throw new UnsupportedOperationException("not implemented yet");
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}
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}
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