mirror of
https://github.com/autc04/Retro68.git
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503 lines
12 KiB
Java
503 lines
12 KiB
Java
/* Copyright (C) 2000, 2002, 2003, 2005 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.awt.xlib;
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import java.awt.*;
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import java.awt.dnd.*;
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import java.awt.dnd.peer.*;
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import java.awt.font.*;
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import java.awt.im.*;
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import java.awt.peer.*;
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import java.awt.image.ImageProducer;
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import java.awt.image.ImageObserver;
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import java.net.*;
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import java.awt.datatransfer.Clipboard;
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import java.io.InputStream;
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import java.text.AttributedString;
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import java.util.Map;
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import java.util.Properties;
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import gnu.gcj.xlib.Display;
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import gnu.gcj.xlib.Screen;
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import gnu.gcj.xlib.Visual;
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import gnu.java.awt.ClasspathToolkit;
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import gnu.java.awt.EmbeddedWindow;
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import gnu.java.awt.peer.ClasspathFontPeer;
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import gnu.java.awt.peer.EmbeddedWindowPeer;
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public class XToolkit extends ClasspathToolkit
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{
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static XToolkit INSTANCE;
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Display display;
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EventQueue queue;
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XEventLoop eventLoop;
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XGraphicsConfiguration defaultConfig;
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public XToolkit()
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{
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INSTANCE = this;
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display = new Display();
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synchronized (display)
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{
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queue = new XEventQueue(display);
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eventLoop = new XEventLoop(display, queue);
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}
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}
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public void flushIfIdle()
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{
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eventLoop.flushIfIdle();
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}
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protected ButtonPeer createButton(Button frontend)
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{
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// FIXME: Stubbed out, needs Swing:
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/*
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XCanvasPeer realPeer = new XCanvasPeer(frontend);
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SButtonPeer sbPeer = new SButtonPeer(frontend, realPeer);
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return sbPeer;
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*/
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return null;
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}
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protected TextFieldPeer createTextField(TextField frontend)
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{
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return null; // FIXME
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}
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protected LabelPeer createLabel(Label frontend)
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{
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return null; // FIXME
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}
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protected ListPeer createList(List frontend)
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{
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return null; // FIXME
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}
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protected CheckboxPeer createCheckbox(Checkbox frontend)
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{
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return null; // FIXME
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}
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protected ScrollbarPeer createScrollbar(Scrollbar frontend)
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{
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return null; // FIXME
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}
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protected ScrollPanePeer createScrollPane(ScrollPane frontend)
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{
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return null; // FIXME
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}
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protected TextAreaPeer createTextArea(TextArea frontend)
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{
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return null; // FIXME
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}
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protected ChoicePeer createChoice(Choice frontend)
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{
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return null; // FIXME
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}
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protected FramePeer createFrame(Frame frontend) {
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return new XFramePeer(frontend);
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}
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protected CanvasPeer createCanvas(Canvas frontend) {
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XCanvasPeer peer = new XCanvasPeer(frontend);
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return peer;
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}
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protected PanelPeer createPanel(Panel frontend) {
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return new XPanelPeer(frontend);
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}
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protected WindowPeer createWindow(Window frontend)
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{
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return null; // FIXME
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}
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protected DialogPeer createDialog(Dialog frontend)
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{
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return null; // FIXME
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}
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protected MenuBarPeer createMenuBar(MenuBar frontend)
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{
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return null; // FIXME
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}
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protected MenuPeer createMenu(Menu frontend)
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{
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return null; // FIXME
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}
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protected PopupMenuPeer createPopupMenu(PopupMenu frontend)
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{
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return null; // FIXME
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}
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protected MenuItemPeer createMenuItem(MenuItem frontend)
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{
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return null; // FIXME
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}
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protected FileDialogPeer createFileDialog(FileDialog frontend)
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{
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return null; // FIXME
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}
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protected CheckboxMenuItemPeer
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createCheckboxMenuItem(CheckboxMenuItem frontend)
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{
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return null; // FIXME
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}
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protected java.awt.peer.FontPeer getFontPeer(String name, int style)
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{
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return new XFontPeer (name,style);
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}
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public Dimension getScreenSize()
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{
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throw new UnsupportedOperationException("not implemented yet");
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}
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public int getScreenResolution()
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{
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throw new UnsupportedOperationException("not implemented yet");
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}
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public java.awt.image.ColorModel getColorModel()
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{
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return getDefaultXGraphicsConfiguration().getColorModel();
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}
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public String[] getFontList()
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{
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throw new UnsupportedOperationException("not implemented yet");
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}
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public FontMetrics getFontMetrics(Font font)
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{
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return getDefaultXGraphicsConfiguration().getXFontMetrics(font);
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}
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public void sync()
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{
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flushIfIdle ();
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// FIXME: should instead wait for eventLoop to go idle
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// (perhaps send a dummy event there and block till it makes
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// it through the queue)
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}
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public Image getImage(String filename)
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{
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return createImage(filename);
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}
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public Image getImage(URL url)
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{
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throw new UnsupportedOperationException("not implemented yet");
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}
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public Image createImage(String filename)
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{
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// FIXME: Stubbed out. We need a proper image I/O API.
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/*
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BufferedImage jpeg;
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FileInputStream fis = openFile(filename);
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if (fis == null)
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return null;
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BasicRasterImageConsumer consumer = new BasicRasterImageConsumer();
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JPEGImageDecoder jid = new JPEGImageDecoder(fis);
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jid.startProduction(consumer);
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jpeg = consumer.getImage();
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int w = jpeg.getWidth();
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int h = jpeg.getHeight();
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BufferedImage img =
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getDefaultXGraphicsConfiguration().createCompatibleImage(w, h);
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Renderers renderers = Renderers.getInstance();
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RasterOp renderer = renderers.createRenderer(jpeg.getColorModel(),
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jpeg.getSampleModel(),
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img.getColorModel(),
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img.getSampleModel());
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if (renderer == null)
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{
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throw new UnsupportedOperationException("couldn't find renderer");
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}
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renderer.filter(jpeg.getRaster(), img.getRaster());
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return img;
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*/
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return null;
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}
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public Image createImage(URL url)
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{
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throw new UnsupportedOperationException("not implemented yet");
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}
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public boolean prepareImage(Image image,
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int width,
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int height,
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ImageObserver observer)
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{
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throw new UnsupportedOperationException("not implemented yet");
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}
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public int checkImage(Image image,
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int width,
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int height,
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ImageObserver observer)
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{
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throw new UnsupportedOperationException("not implemented yet");
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}
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public Image createImage(ImageProducer producer)
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{
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throw new UnsupportedOperationException("not implemented yet");
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}
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public Image createImage(byte[] imagedata,
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int imageoffset,
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int imagelength)
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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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public PrintJob getPrintJob(Frame frame,
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String jobtitle,
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Properties props);
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*/
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public void beep()
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{
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throw new UnsupportedOperationException("not implemented yet");
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}
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public Clipboard getSystemClipboard()
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{
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return null; // FIXME
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}
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protected EventQueue getSystemEventQueueImpl()
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{
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return queue;
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}
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public PrintJob getPrintJob (Frame frame, String title, Properties props)
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{
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return null; // FIXME
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}
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XGraphicsConfiguration getDefaultXGraphicsConfiguration()
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{
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if (defaultConfig == null)
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{
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Screen screen = display.getDefaultScreen();
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Visual visual = screen.getRootVisual();
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defaultConfig = new XGraphicsConfiguration(visual);
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// ASSERT:
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if (!defaultConfig.getVisual().getScreen().equals(screen))
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{
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String msg = "screen of graphics configuration is not " +
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"default screen";
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throw new Error(msg);
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}
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}
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return defaultConfig;
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}
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public DragSourceContextPeer
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createDragSourceContextPeer(DragGestureEvent dge)
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throws InvalidDnDOperationException
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{
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throw new UnsupportedOperationException("not implemented");
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}
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public DragGestureRecognizer
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createDragGestureRecognizer(Class abstractRecognizerClass,
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DragSource ds, Component c,
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int srcActions, DragGestureListener dgl)
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{
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throw new UnsupportedOperationException("not implemented");
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}
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public Map mapInputMethodHighlight(InputMethodHighlight highlight)
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{
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throw new UnsupportedOperationException("not implemented");
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}
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/** Returns a shared instance of the local, platform-specific
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* graphics environment.
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*
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* <p>This method is specific to GNU Classpath. It gets called by
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* the Classpath implementation of {@link
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* GraphicsEnvironment.getLocalGraphcisEnvironment()}.
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*/
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public GraphicsEnvironment getLocalGraphicsEnvironment ()
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{
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return new XGraphicsEnvironment (this);
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}
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/** Acquires an appropriate {@link ClasspathFontPeer}, for use in
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* classpath's implementation of {@link java.awt.Font}.
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*
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* @param name The logical name of the font. This may be either a face
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* name or a logical font name, or may even be null. A default
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* implementation of name decoding is provided in
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* {@link ClasspathFontPeer}, but may be overridden in other toolkits.
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*
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* @param attrs Any extra {@link java.awt.font.TextAttribute} attributes
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* this font peer should have, such as size, weight, family name, or
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* transformation.
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*/
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public ClasspathFontPeer getClasspathFontPeer (String name, Map attrs)
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{
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int style = Font.PLAIN;
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float size = 12;
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if (attrs.containsKey (TextAttribute.WEIGHT))
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{
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Float weight = (Float) attrs.get (TextAttribute.WEIGHT);
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if (weight.floatValue () >= TextAttribute.WEIGHT_BOLD.floatValue ())
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style += Font.BOLD;
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}
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if (attrs.containsKey (TextAttribute.POSTURE))
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{
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Float posture = (Float) attrs.get (TextAttribute.POSTURE);
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if (posture.floatValue () >= TextAttribute.POSTURE_OBLIQUE.floatValue ())
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style += Font.ITALIC;
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}
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if (attrs.containsKey (TextAttribute.SIZE))
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{
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Float fsize = (Float) attrs.get (TextAttribute.SIZE);
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size = fsize.floatValue ();
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}
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return new XFontPeer (name,style,size);
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}
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/** Creates a font, reading the glyph definitions from a stream.
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*
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* <p>This method provides the platform-specific implementation for
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* the static factory method {@link Font#createFont(int,
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* java.io.InputStream)}.
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*
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* @param format the format of the font data, such as {@link
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* Font#TRUETYPE_FONT}. An implementation may ignore this argument
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* if it is able to automatically recognize the font format from the
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* provided data.
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*
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* @param stream an input stream from where the font data is read
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* in. The stream will be advanced to the position after the font
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* data, but not closed.
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*
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* @throws IllegalArgumentException if <code>format</code> is
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* not supported.
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*
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* @throws FontFormatException if <code>stream</code> does not
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* contain data in the expected format, or if required tables are
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* missing from a font.
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*
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* @throws IOException if a problem occurs while reading in the
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* contents of <code>stream</code>.
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*/
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public Font createFont (int format, InputStream stream)
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{
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throw new java.lang.UnsupportedOperationException ();
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}
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public RobotPeer createRobot (GraphicsDevice screen) throws AWTException
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{
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throw new java.lang.UnsupportedOperationException ();
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}
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public EmbeddedWindowPeer createEmbeddedWindow (EmbeddedWindow w)
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{
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throw new java.lang.UnsupportedOperationException ();
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}
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public boolean nativeQueueEmpty()
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{
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// Tell EventQueue the native queue is empty, because XEventLoop
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// separately ensures that native events are posted to AWT.
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return true;
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}
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public void wakeNativeQueue()
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{
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// Not implemented, because the native queue is always awake.
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// (i.e. it's polled in a thread separate from the AWT dispatch thread)
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}
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/** Checks the native event queue for events. If blocking, waits until an
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* event is available before returning, unless interrupted by
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* wakeNativeQueue. If non-blocking, returns immediately even if no
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* event is available.
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*
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* @param locked The calling EventQueue
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* @param block If true, waits for a native event before returning
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*/
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public void iterateNativeQueue(java.awt.EventQueue locked, boolean block)
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{
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// There is nothing to do here except block, because XEventLoop
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// iterates the queue in a dedicated thread.
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if (block)
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{
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try
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{
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queue.wait ();
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}
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catch (InterruptedException ie)
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{
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// InterruptedException intentionally ignored
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}
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}
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}
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public void setAlwaysOnTop(boolean b)
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{
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// TODO: Implement properly.
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}
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public boolean isModalExclusionTypeSupported
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(Dialog.ModalExclusionType modalExclusionType)
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{
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// TODO: Implement properly.
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return false;
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}
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public boolean isModalityTypeSupported(Dialog.ModalityType modalityType)
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{
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// TODO: Implement properly.
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return false;
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}
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}
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