+++ /dev/null
-/* GtkComponentPeer.java -- Implements ComponentPeer with GTK
- Copyright (C) 1998, 1999, 2000 Free Software Foundation, Inc.
-
-This file is part of the peer AWT libraries of GNU Classpath.
-
-This library is free software; you can redistribute it and/or modify
-it under the terms of the GNU Library General Public License as published
-by the Free Software Foundation, either version 2 of the License, or
-(at your option) any later verion.
-
-This library 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 Library General Public License for more details.
-
-You should have received a copy of the GNU Library General Public License
-along with this library; if not, write to the Free Software Foundation
-Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307 USA. */
-
-
-package gnu.awt.gtk;
-
-import java.awt.*;
-import java.awt.event.*;
-import java.awt.image.*;
-import java.awt.peer.ComponentPeer;
-
-public abstract class GtkComponentPeer implements ComponentPeer
-{
- // We need to put a reference to the Event Queue somewhere. This seems like
- // a convenient place.
- static EventQueue eventQueue = new EventQueue();
-
- Component awtComponent;
- gnu.gcj.RawData ptr; // Actual gtk object.
-
- static
- {
- // This will start the main toolkit thread.
- GtkToolkit.instance.init();
- }
-
- public int checkImage (Image image, int width, int height,
- ImageObserver observer)
- {
- return -1;
- /*
- GtkImage i = (GtkImage) image;
- return i.checkImage ();
- */
- }
-
- public Image createImage (ImageProducer producer)
- {
- return null;
- //return new GtkImage (producer, null);
- }
-
- public Image createImage (int width, int height)
- {
- return null;
- /*
- GdkGraphics g = new GdkGraphics (width, height);
- return new GtkOffScreenImage (null, g, width, height);
- */
- }
-
- public void disable ()
- {
- setEnabled (false);
- }
-
- native public void dispose ();
-
- public void enable ()
- {
- setEnabled (true);
- }
-
- /**
- * Get the graphics configuration of the component. The color model
- * of the component can be derived from the configuration.
- */
- public GraphicsConfiguration getGraphicsConfiguration ()
- {
- return null;
- }
-
- public FontMetrics getFontMetrics (Font font)
- {
- return null;
- //return new GdkFontMetrics (font);
- }
-
- public Graphics getGraphics ()
- {
- throw new InternalError ();
- }
-
- public native Point getLocationOnScreen ();
- public native Dimension getMinimumSize();
- public native Dimension getPreferredSize();
-
- public Toolkit getToolkit ()
- {
- return GtkToolkit.instance;
- }
-
- public void handleEvent(AWTEvent e)
- {
- }
-
- public void hide ()
- {
- setVisible (false);
- }
-
- public void show ()
- {
- setVisible (true);
- }
-
- public boolean isFocusTraversable ()
- {
- return true;
- }
-
- public Dimension minimumSize ()
- {
- return getMinimumSize();
- }
-
- public Dimension preferredSize()
- {
- return getPreferredSize();
- }
-
- public void paint (Graphics g)
- {
- awtComponent.paint (g); // ???
- }
-
- public boolean prepareImage (Image image, int width, int height,
- ImageObserver observer)
- {
- /*
- GtkImage i = (GtkImage) image;
-
- if (i.isLoaded ()) return true;
-
- class PrepareImage extends Thread
- {
- GtkImage image;
- ImageObserver observer;
-
- PrepareImage (GtkImage image, ImageObserver observer)
- {
- this.image = image;
- this.observer = observer;
- }
-
- public void run ()
- {
- // XXX: need to return data to image observer
- image.source.startProduction (null);
- }
- }
-
- new PrepareImage (i, observer).start ();
- */
- return false;
- }
-
- public void print (Graphics g)
- {
- throw new RuntimeException ();
- }
-
- native public void requestFocus ();
-
- public void repaint (long tm, int x, int y, int width, int height)
- {
- // ???
- eventQueue.postEvent (new PaintEvent (
- awtComponent, PaintEvent.UPDATE, new Rectangle (x, y, width, height)));
- }
-
-
- public void reshape (int x, int y, int width, int height)
- {
- setBounds (x, y, width, height);
- }
-
- public native void setBounds (int x, int y, int width, int height);
- public native void setCursor (Cursor cursor);
-
- public native void setEnabled (boolean b);
-
- public native void setEventMask(long eventMask);
- public native void setFont(Font font);
- public native void setForeground(Color color);
- public native void setBackground (Color c);
- public native void setVisible(boolean visible);
-
- native void realize();
-
- protected GtkComponentPeer (Component awtComponent)
- {
- this.awtComponent = awtComponent;
- create();
-
- // TODO: Each of these calls will currently perform a separate native lock.
- // It may be desirable to use our own, recusive mutex implementation by
- // passing our threads implementation to g_threads_init().
- // This would greatly reduce locking calls in the peer code, and allow us
- // to aquire the lock from java code.
- Rectangle r = awtComponent.getBounds();
- setBounds (r.x, r.y, r.width, r.height);
-
- Color c = awtComponent.getForeground();
- if (c != null)
- setForeground (c);
- c = awtComponent.getBackground();
- if (c != null)
- setBackground (c);
- setEnabled (awtComponent.isEnabled());
- Font f = awtComponent.getFont();
- if (f != null)
- setFont (awtComponent.getFont());
-
- realize();
- }
-
- protected native void create ();
-
- // FIXME: It may make sense to do the following directly from the native
- // code.
- protected void postMouseEvent(int id, long when, int mods, int x, int y,
- int clickCount, boolean popupTrigger)
- {
- eventQueue.postEvent(new MouseEvent(awtComponent, id, when, mods, x, y,
- clickCount, popupTrigger));
- }
-
- protected void postExposeEvent (int x, int y, int width, int height)
- {
- eventQueue.postEvent (new PaintEvent (awtComponent, PaintEvent.PAINT,
- new Rectangle (x, y, width, height)));
- }
-
- protected void postKeyEvent (int id, long when, int mods,
- int keyCode, char keyChar)
- {
- eventQueue.postEvent (new KeyEvent (awtComponent, id, when, mods,
- keyCode, keyChar));
- }
-
- protected void postFocusEvent (int id, boolean temporary)
- {
- eventQueue.postEvent (new FocusEvent (awtComponent, id, temporary));
- }
-
- protected void postItemEvent (Object item, int stateChange)
- {
- eventQueue.postEvent (new ItemEvent ((ItemSelectable)awtComponent,
- ItemEvent.ITEM_STATE_CHANGED,
- item, stateChange));
- }
-}
projects / msp430-gcc.git / blobdiff