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Diffstat (limited to 'libjava/classpath/gnu/java/awt/peer/swing')
15 files changed, 3482 insertions, 0 deletions
diff --git a/libjava/classpath/gnu/java/awt/peer/swing/SwingButtonPeer.java b/libjava/classpath/gnu/java/awt/peer/swing/SwingButtonPeer.java new file mode 100644 index 00000000000..2357fcbfb0d --- /dev/null +++ b/libjava/classpath/gnu/java/awt/peer/swing/SwingButtonPeer.java @@ -0,0 +1,224 @@ +/* SwingButtonPeer.java -- A Swing based peer for AWT buttons + Copyright (C) 2006 Free Software Foundation, Inc. + +This file is part of GNU Classpath. + +GNU Classpath is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2, or (at your option) +any later version. + +GNU Classpath 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 for more details. + +You should have received a copy of the GNU General Public License +along with GNU Classpath; see the file COPYING. If not, write to the +Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA +02110-1301 USA. + +Linking this library statically or dynamically with other modules is +making a combined work based on this library. Thus, the terms and +conditions of the GNU General Public License cover the whole +combination. + +As a special exception, the copyright holders of this library give you +permission to link this library with independent modules to produce an +executable, regardless of the license terms of these independent +modules, and to copy and distribute the resulting executable under +terms of your choice, provided that you also meet, for each linked +independent module, the terms and conditions of the license of that +module. An independent module is a module which is not derived from +or based on this library. If you modify this library, you may extend +this exception to your version of the library, but you are not +obligated to do so. If you do not wish to do so, delete this +exception statement from your version. */ + +package gnu.java.awt.peer.swing; + +import java.awt.Button; +import java.awt.Graphics; +import java.awt.Image; +import java.awt.Point; +import java.awt.event.ActionEvent; +import java.awt.event.ActionListener; +import java.awt.event.KeyEvent; +import java.awt.event.MouseEvent; +import java.awt.peer.ButtonPeer; + +import javax.swing.JButton; +import javax.swing.JComponent; + +/** + * A Swing based peer for the AWT button. + * + * @author Roman Kennke (kennke@aicas.com) + */ +public class SwingButtonPeer + extends SwingComponentPeer + implements ButtonPeer +{ + + /** + * A specialized Swing button to be used as AWT button. + * + * @author Roman Kennke (kennke@aicas.com) + */ + class SwingButton + extends JButton + implements SwingComponent + { + /** + * Overridden so that this method returns the correct value even without a + * peer. + * + * @return the screen location of the button + */ + public Point getLocationOnScreen() + { + return SwingButtonPeer.this.getLocationOnScreen(); + } + + /** + * Overridden so that the isShowing method returns the correct value for the + * swing button, even if it has no peer on its own. + * + * @return <code>true</code> if the button is currently showing, + * <code>false</code> otherwise + */ + public boolean isShowing() + { + boolean retVal = false; + if (SwingButtonPeer.this.awtComponent != null) + retVal = SwingButtonPeer.this.awtComponent.isShowing(); + return retVal; + } + + /** + * Overridden, so that the Swing button can create an Image without its + * own peer. + * + * @param w the width of the image + * @param h the height of the image + * + * @return an image + */ + public Image createImage(int w, int h) + { + return SwingButtonPeer.this.createImage(w, h); + } + + /** + * Overridden, so that the Swing button can create a Graphics without its + * own peer. + * + * @return a graphics instance for the button + */ + public Graphics getGraphics() + { + return SwingButtonPeer.this.getGraphics(); + } + + /** + * Returns this button. + * + * @return this button + */ + public JComponent getJComponent() + { + return this; + } + + /** + * Handles mouse events by forwarding it to + * <code>processMouseEvent()</code> after having retargetted it to this + * button. + * + * @param ev the mouse event + */ + public void handleMouseEvent(MouseEvent ev) + { + ev.setSource(this); + processMouseEvent(ev); + } + + /** + * Handles mouse motion events by forwarding it to + * <code>processMouseMotionEvent()</code> after having retargetted it to + * this button. + * + * @param ev the mouse motion event + */ + public void handleMouseMotionEvent(MouseEvent ev) + { + ev.setSource(this); + processMouseMotionEvent(ev); + } + + /** + * Handles key events by forwarding it to + * <code>processKeyEvent()</code> after having retargetted it to this + * button. + * + * @param ev the mouse event + */ + public void handleKeyEvent(KeyEvent ev) + { + ev.setSource(this); + processKeyEvent(ev); + } + } + + /** + * Listens for ActionEvents on the Swing button and triggers corresponding + * ActionEvents on the AWT button. + * + * @author Roman Kennke (kennke@aicas.com) + */ + class SwingButtonListener implements ActionListener + { + + /** + * Receives notification when an action was performend on the button. + * + * @param event the action event + */ + public void actionPerformed(ActionEvent event) + { + Button b = (Button) SwingButtonPeer.this.awtComponent; + ActionListener[] l = b.getActionListeners(); + if (l.length == 0) + return; + ActionEvent ev = new ActionEvent(b, ActionEvent.ACTION_PERFORMED, + b.getActionCommand()); + for (int i = 0; i < l.length; ++i) + l[i].actionPerformed(ev); + } + + } + + /** + * Constructs a new SwingButtonPeer. + * + * @param theButton the AWT button for this peer + */ + public SwingButtonPeer(Button theButton) + { + SwingButton button = new SwingButton(); + button.setText(theButton.getLabel()); + button.addActionListener(new SwingButtonListener()); + init(theButton, button); + } + + /** + * Sets the label of the button. This call is forwarded to the setText method + * of the managed Swing button. + * + * @param label the label to set + */ + public void setLabel(String label) + { + ((SwingButton) swingComponent).setText(label); + } +} diff --git a/libjava/classpath/gnu/java/awt/peer/swing/SwingCanvasPeer.java b/libjava/classpath/gnu/java/awt/peer/swing/SwingCanvasPeer.java new file mode 100644 index 00000000000..abef9ef12d1 --- /dev/null +++ b/libjava/classpath/gnu/java/awt/peer/swing/SwingCanvasPeer.java @@ -0,0 +1,64 @@ +/* SwingCanvasPeer.java -- A canvas peer based on Swing + Copyright (C) 2006 Free Software Foundation, Inc. + +This file is part of GNU Classpath. + +GNU Classpath is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2, or (at your option) +any later version. + +GNU Classpath 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 for more details. + +You should have received a copy of the GNU General Public License +along with GNU Classpath; see the file COPYING. If not, write to the +Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA +02110-1301 USA. + +Linking this library statically or dynamically with other modules is +making a combined work based on this library. Thus, the terms and +conditions of the GNU General Public License cover the whole +combination. + +As a special exception, the copyright holders of this library give you +permission to link this library with independent modules to produce an +executable, regardless of the license terms of these independent +modules, and to copy and distribute the resulting executable under +terms of your choice, provided that you also meet, for each linked +independent module, the terms and conditions of the license of that +module. An independent module is a module which is not derived from +or based on this library. If you modify this library, you may extend +this exception to your version of the library, but you are not +obligated to do so. If you do not wish to do so, delete this +exception statement from your version. */ + + +package gnu.java.awt.peer.swing; + +import java.awt.Canvas; +import java.awt.peer.CanvasPeer; +import java.awt.peer.LightweightPeer; + +/** + * A CanvasPeer to be used together with the Swing peers. + * + * @author Roman Kennke (kennke@aicas.com) + */ +public class SwingCanvasPeer + extends SwingComponentPeer + implements LightweightPeer, CanvasPeer +{ + + /** + * Creates a new <code>SwingCanvasPeer</code> for the specified Canvas. + * + * @param canvas the canvas. + */ + public SwingCanvasPeer(Canvas canvas) + { + init(canvas, null); + } +} diff --git a/libjava/classpath/gnu/java/awt/peer/swing/SwingComponent.java b/libjava/classpath/gnu/java/awt/peer/swing/SwingComponent.java new file mode 100644 index 00000000000..04ca7294f78 --- /dev/null +++ b/libjava/classpath/gnu/java/awt/peer/swing/SwingComponent.java @@ -0,0 +1,89 @@ +/* SwingComponent.java -- An interface that defines a Swing component for peers + Copyright (C) 2006 Free Software Foundation, Inc. + +This file is part of GNU Classpath. + +GNU Classpath is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2, or (at your option) +any later version. + +GNU Classpath 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 for more details. + +You should have received a copy of the GNU General Public License +along with GNU Classpath; see the file COPYING. If not, write to the +Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA +02110-1301 USA. + +Linking this library statically or dynamically with other modules is +making a combined work based on this library. Thus, the terms and +conditions of the GNU General Public License cover the whole +combination. + +As a special exception, the copyright holders of this library give you +permission to link this library with independent modules to produce an +executable, regardless of the license terms of these independent +modules, and to copy and distribute the resulting executable under +terms of your choice, provided that you also meet, for each linked +independent module, the terms and conditions of the license of that +module. An independent module is a module which is not derived from +or based on this library. If you modify this library, you may extend +this exception to your version of the library, but you are not +obligated to do so. If you do not wish to do so, delete this +exception statement from your version. */ + +package gnu.java.awt.peer.swing; + +import java.awt.event.KeyEvent; +import java.awt.event.MouseEvent; + +import javax.swing.JComponent; + +/** + * Defines some additional methods that the Swing components must implement + * in order to work with the Swing peers. This is usually achieved by + * subclassing a Swing component and forwarding the method calls to some + * protected JComponent method. + * + * @author Roman Kennke (kennke@aicas.com) + */ +public interface SwingComponent +{ + + /** + * Returns the actual swing compenent. + * + * @return the actual swing compenent + */ + JComponent getJComponent(); + + /** + * Handles a mouse event. This is usually forwarded to + * {@link Component#processMouseMotionEvent(MouseEvent)} of the swing + * component. + * + * @param ev the mouse event + */ + void handleMouseEvent(MouseEvent ev); + + /** + * Handles a mouse motion event. This is usually forwarded to + * {@link Component#processMouseEvent(MouseEvent)} of the swing + * component. + * + * @param ev the mouse motion event + */ + void handleMouseMotionEvent(MouseEvent ev); + + /** + * Handles a key event. This is usually forwarded to + * {@link Component#processKeyEvent(KeyEvent)} of the swing + * component. + * + * @param ev the key event + */ + void handleKeyEvent(KeyEvent ev); +} diff --git a/libjava/classpath/gnu/java/awt/peer/swing/SwingComponentPeer.java b/libjava/classpath/gnu/java/awt/peer/swing/SwingComponentPeer.java new file mode 100644 index 00000000000..5e34bc9dd21 --- /dev/null +++ b/libjava/classpath/gnu/java/awt/peer/swing/SwingComponentPeer.java @@ -0,0 +1,994 @@ +/* SwingComponentPeer.java -- An abstract base class for Swing based peers + Copyright (C) 2006 Free Software Foundation, Inc. + +This file is part of GNU Classpath. + +GNU Classpath is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2, or (at your option) +any later version. + +GNU Classpath 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 for more details. + +You should have received a copy of the GNU General Public License +along with GNU Classpath; see the file COPYING. If not, write to the +Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA +02110-1301 USA. + +Linking this library statically or dynamically with other modules is +making a combined work based on this library. Thus, the terms and +conditions of the GNU General Public License cover the whole +combination. + +As a special exception, the copyright holders of this library give you +permission to link this library with independent modules to produce an +executable, regardless of the license terms of these independent +modules, and to copy and distribute the resulting executable under +terms of your choice, provided that you also meet, for each linked +independent module, the terms and conditions of the license of that +module. An independent module is a module which is not derived from +or based on this library. If you modify this library, you may extend +this exception to your version of the library, but you are not +obligated to do so. If you do not wish to do so, delete this +exception statement from your version. */ + +package gnu.java.awt.peer.swing; + +import java.awt.AWTEvent; +import java.awt.AWTException; +import java.awt.BufferCapabilities; +import java.awt.Color; +import java.awt.Component; +import java.awt.Cursor; +import java.awt.Dimension; +import java.awt.Font; +import java.awt.FontMetrics; +import java.awt.Graphics; +import java.awt.GraphicsConfiguration; +import java.awt.Image; +import java.awt.Point; +import java.awt.Rectangle; +import java.awt.Toolkit; +import java.awt.BufferCapabilities.FlipContents; +import java.awt.event.KeyEvent; +import java.awt.event.MouseEvent; +import java.awt.event.PaintEvent; +import java.awt.image.ColorModel; +import java.awt.image.ImageObserver; +import java.awt.image.ImageProducer; +import java.awt.image.VolatileImage; +import java.awt.peer.ComponentPeer; +import java.awt.peer.ContainerPeer; + +/** + * The base class for Swing based component peers. This provides the basic + * functionality needed for Swing based component peers. Many methods are + * implemented to forward to the Swing component. Others however forward + * to the component's parent and expect the toplevel component peer to provide + * a real implementation of it. These are for example the key methods + * {@link #getGraphics()} and {@link #createImage(int, int)}, as well as + * {@link #getLocationOnScreen()}. + * + * This class also provides the necesary hooks into the Swing painting and + * event handling system. In order to achieve this, it traps paint, mouse and + * key events in {@link #handleEvent(AWTEvent)} and calls some special methods + * ({@link #peerPaint(Graphics)}, {@link #handleKeyEvent(KeyEvent)}, + * {@link #handleMouseEvent(MouseEvent)} and + * {@link #handleMouseMotionEvent(MouseEvent)}) that call the corresponding + * Swing methods. + * + * @author Roman Kennke (kennke@aicas.com) + */ +public class SwingComponentPeer + implements ComponentPeer +{ + + /** + * The AWT component for this peer. + */ + protected Component awtComponent; + + /** + * The Swing component for this peer. + */ + protected SwingComponent swingComponent; + + /** + * Creates a SwingComponentPeer instance. Subclasses are expected to call + * this constructor and thereafter call {@link #init(Component, JComponent)} + * in order to setup the AWT and Swing components properly. + */ + protected SwingComponentPeer() + { + // Nothing to do here. + } + + /** + * Initializes the AWT and Swing component for this peer. It is expected that + * subclasses call this from within their constructor. + * + * @param awtComp the AWT component for this peer + * @param swingComp the Swing component for this peer + */ + protected void init(Component awtComp, SwingComponent swingComp) + { + awtComponent = awtComp; + swingComponent = swingComp; + } + + /** + * Returns the construction status of the specified image. This is called + * by {@link Component#checkImage(Image, int, int, ImageObserver)}. + * + * @param img the image + * @param width the width of the image + * @param height the height of the image + * @param ob the image observer to be notified of updates of the status + * + * @return a bitwise ORed set of ImageObserver flags + */ + public int checkImage(Image img, int width, int height, ImageObserver ob) + { + return Toolkit.getDefaultToolkit().checkImage(img, width, height, ob); + } + + /** + * Creates an image by starting the specified image producer. This is called + * by {@link Component#createImage(ImageProducer)}. + * + * @param prod the image producer to be used to create the image + * + * @return the created image + */ + public Image createImage(ImageProducer prod) + { + Image image = Toolkit.getDefaultToolkit().createImage(prod); + return image; + } + + /** + * Creates an empty image with the specified <code>width</code> and + * <code>height</code>. + * + * This is implemented to let the parent component create the image. This + * eventually goes up to the top-level component peer, which is then expected + * to deliver the image. + * + * @param width the width of the image to be created + * @param height the height of the image to be created + * + * @return the created image + */ + public Image createImage(int width, int height) + { + Component parent = awtComponent.getParent(); + ComponentPeer parentPeer = parent.getPeer(); + return parentPeer.createImage(width, height); + } + + /** + * Disables the component. This is called by {@link Component#disable()}. + */ + public void disable() + { + if (swingComponent != null) + swingComponent.getJComponent().setEnabled(false); + } + + /** + * Disposes the component peer. This should release all resources held by the + * peer. This is called when the component is no longer in use. + */ + public void dispose() + { + awtComponent = null; + swingComponent = null; + } + + /** + * Enables the component. This is called by {@link Component#enable()}. + */ + public void enable() + { + if (swingComponent != null) + swingComponent.getJComponent().setEnabled(true); + } + + /** + * Returns the color model of the component. This is currently not used. + * + * @return the color model of the component + */ + public ColorModel getColorModel() + { + // FIXME: When this peer method will be used, we need to provide an + // implementation of this, probably forwarding to the toplevel peer, like + // in the other methods. + return null; + } + + /** + * Returns the font metrics for the specified font. This is called by + * {@link Component#getFontMetrics(Font)}. + * + * This is implemented to query the font metrics from the parent component. + * This will eventually call the top-level component peer, which is then + * expected to deliver a font metrics object. + * + * @param f the font for which to query the font metrics + * + * @return the font metrics for the specified font + */ + public FontMetrics getFontMetrics(Font f) + { + Component parent = awtComponent.getParent(); + ComponentPeer parentPeer = parent.getPeer(); + return parentPeer.getFontMetrics(f); + } + + /** + * Returns a {@link Graphics} object suitable for drawing on this component. + * This is called by {@link Component#getGraphics()}. + * + * This is implemented to query the graphics from the parent component and + * adjust the clip and translation to match this component. + * This will eventually call the top-level component peer, which is then + * expected to deliver a graphics object. + * + * @return a graphics object suitable for drawing on this component + */ + public Graphics getGraphics() + { + Component parent = awtComponent.getParent(); + ComponentPeer parentPeer = parent.getPeer(); + Graphics g = parentPeer.getGraphics(); + g.translate(awtComponent.getX(), awtComponent.getY()); + g.setClip(0, 0, awtComponent.getWidth(), awtComponent.getHeight()); + return g; + } + + /** + * Returns the location of this component in screen coordinates. This is + * called by {@link Component#getLocationOnScreen()}. + * + * This is implemented to query the parent component peer for its screen + * location and adds the offset of this component to it. This will eventually + * call the top-level component's peer, which is then expected to provide + * it's screen location. + * + * @return the location of this component in screen coordinates + */ + public Point getLocationOnScreen() + { + Component parent = awtComponent.getParent(); + ComponentPeer parentPeer = parent.getPeer(); + Point location = parentPeer.getLocationOnScreen(); + location.x += awtComponent.getX(); + location.y += awtComponent.getY(); + return location; + } + + /** + * Returns the minimum size for the component. This is called by + * {@link Component#getMinimumSize()}. + * + * This is implemented to return the Swing component's minimum size. + * + * @return the minimum size for the component + */ + public Dimension getMinimumSize() + { + Dimension retVal; + if (swingComponent != null) + retVal = swingComponent.getJComponent().getMinimumSize(); + else + retVal = new Dimension(0, 0); + return retVal; + } + + /** + * Returns the preferred size for the component. This is called by + * {@link Component#getPreferredSize()}. + * + * This is implemented to return the Swing component's preferred size. + * + * @return the preferred size for the component + */ + public Dimension getPreferredSize() + { + Dimension retVal; + if (swingComponent != null) + retVal = swingComponent.getJComponent().getPreferredSize(); + else + retVal = new Dimension(0, 0); + return retVal; + } + + /** + * Returns the toolkit that created this peer. + * + * @return the toolkit that created this peer + */ + public Toolkit getToolkit() + { + return Toolkit.getDefaultToolkit(); + } + + /** + * Handles the given event. This is called from + * {@link Component#dispatchEvent(AWTEvent)} to give the peer a chance to + * react to events for the component. + * + * @param e the event + */ + public void handleEvent(AWTEvent e) + { + switch (e.getID()) + { + case PaintEvent.UPDATE: + case PaintEvent.PAINT: + Graphics g = getGraphics(); + Rectangle clip = ((PaintEvent)e).getUpdateRect(); + g.clipRect(clip.x, clip.y, clip.width, clip.height); + //if (this instanceof LightweightPeer) + // { + if (e.getID() == PaintEvent.UPDATE) + awtComponent.update(g); + else + awtComponent.paint(g); + // } + // We paint the 'heavyweights' at last, so that they appear on top of + // everything else. + peerPaint(g); + + g.dispose(); + break; + case MouseEvent.MOUSE_PRESSED: + case MouseEvent.MOUSE_RELEASED: + case MouseEvent.MOUSE_CLICKED: + case MouseEvent.MOUSE_ENTERED: + case MouseEvent.MOUSE_EXITED: + handleMouseEvent((MouseEvent) e); + break; + case MouseEvent.MOUSE_MOVED: + case MouseEvent.MOUSE_DRAGGED: + handleMouseMotionEvent((MouseEvent) e); + break; + case KeyEvent.KEY_PRESSED: + case KeyEvent.KEY_RELEASED: + case KeyEvent.KEY_TYPED: + handleKeyEvent((KeyEvent) e); + break; + default: + // Other event types are not handled here. + break; + } + } + + /** + * Makes the component invisible. This is called from + * {@link Component#hide()}. + * + * This is implemented to call setVisible(false) on the Swing component. + */ + public void hide() + { + if (swingComponent != null) + swingComponent.getJComponent().setVisible(false); + } + + /** + * Returns <code>true</code> if the component can receive keyboard input + * focus. This is called from {@link Component#isFocusTraversable()}. + * + * This is implemented to return isFocusable() from the Swing component. + * + * @specnote Part of the earlier 1.1 API, replaced by isFocusable(). + */ + public boolean isFocusTraversable() + { + return swingComponent != null ? + swingComponent.getJComponent().isFocusable() : false; + } + + /** + * Returns <code>true</code> if the component can receive keyboard input + * focus. This is called from {@link Component#isFocusable()}. + * + * This is implemented to return isFocusable() from the Swing component. + */ + public boolean isFocusable() + { + return swingComponent != null ? + swingComponent.getJComponent().isFocusable() : false; + } + + /** + * Returns the minimum size for the component. This is called by + * {@link Component#minimumSize()}. + * + * This is implemented to return the Swing component's minimum size. + * + * @return the minimum size for the component + */ + public Dimension minimumSize() + { + Dimension retVal; + if (swingComponent != null) + retVal = swingComponent.getJComponent().getMinimumSize(); + else + retVal = new Dimension(0, 0); + return retVal; + } + + /** + * Returns the preferred size for the component. This is called by + * {@link Component#getPreferredSize()}. + * + * This is implemented to return the Swing component's preferred size. + * + * @return the preferred size for the component + */ + public Dimension preferredSize() + { + Dimension retVal; + if (swingComponent != null) + retVal = swingComponent.getJComponent().getPreferredSize(); + else + retVal = new Dimension(0, 0); + return retVal; + } + + /** + * Prepares an image for rendering on this component. This is called by + * {@link Component#prepareImage(Image, int, int, ImageObserver)}. + * + * @param img the image to prepare + * @param width the desired width of the rendered image + * @param height the desired height of the rendered image + * @param ob the image observer to be notified of updates in the preparation + * process + * + * @return <code>true</code> if the image has been fully prepared, + * <code>false</code> otherwise (in which case the image observer + * receives updates) + */ + public void paint(Graphics graphics) + { + // FIXME: I don't know what this method is supposed to do. + } + + /** + * Prepares an image for rendering on this component. This is called by + * {@link Component#prepareImage(Image, int, int, ImageObserver)}. + * + * @param img the image to prepare + * @param width the desired width of the rendered image + * @param height the desired height of the rendered image + * @param ob the image observer to be notified of updates in the preparation + * process + * + * @return <code>true</code> if the image has been fully prepared, + * <code>false</code> otherwise (in which case the image observer + * receives updates) + */ + public boolean prepareImage(Image img, int width, int height, ImageObserver ob) + { + Component parent = awtComponent.getParent(); + ComponentPeer parentPeer = parent.getPeer(); + return parentPeer.prepareImage(img, width, height, ob); + } + + public void print(Graphics graphics) + { + // FIXME: I don't know what this method is supposed to do. + } + + /** + * Repaints the specified rectangle of this component. This is called from + * {@link Component#repaint(long, int, int, int, int)}. + * + * This is implemented to call repaint() on the Swing component. + * + * @param tm number of milliseconds to wait with repainting + * @param x the X coordinate of the upper left corner of the damaged rectangle + * @param y the Y coordinate of the upper left corner of the damaged rectangle + * @param width the width of the damaged rectangle + * @param height the height of the damaged rectangle + */ + public void repaint(long tm, int x, int y, int width, int height) + { + if (swingComponent != null) + swingComponent.getJComponent().repaint(tm, x, y, width, height); + else + { + PaintEvent ev = new PaintEvent(awtComponent, PaintEvent.UPDATE, + new Rectangle(x, y, width, height)); + Toolkit.getDefaultToolkit().getSystemEventQueue().postEvent(ev); + } + } + + /** + * Requests that this component receives the focus. This is called from + * {@link Component#requestFocus()}. + * + * This calls requestFocus() on the Swing component. + * + * @specnote Part of the earlier 1.1 API, apparently replaced by argument + * form of the same method. + */ + public void requestFocus() + { + if (swingComponent != null) + swingComponent.getJComponent().requestFocus(); + } + + /** + * Requests that this component receives the focus. This is called from + * {@link Component#requestFocus()}. + * + * This calls requestFocus() on the Swing component. + * + * @param source TODO + * @param bool1 TODO + * @param bool2 TODO + * @param x TODO + * + * @return TODO + */ + public boolean requestFocus(Component source, boolean bool1, boolean bool2, long x) + { + if (swingComponent != null) + swingComponent.getJComponent().requestFocus(); + return swingComponent != null; + } + + /** + * Notifies the peer that the bounds of this component have changed. This + * is called by {@link Component#reshape(int, int, int, int)}. + * + * This is implemented to call setBounds() on the Swing component. + * + * @param x the X coordinate of the upper left corner of the component + * @param y the Y coordinate of the upper left corner of the component + * @param width the width of the component + * @param height the height of the component + */ + public void reshape(int x, int y, int width, int height) + { + if (swingComponent != null) + swingComponent.getJComponent().setBounds(x, y, width, height); + } + + /** + * Sets the background color of the component. This is called by + * {@link Component#setBackground(Color)}. + * + * This is implemented to call setBackground() on the Swing component. + * + * @param color the background color to set + */ + public void setBackground(Color color) + { + if (swingComponent != null) + swingComponent.getJComponent().setBackground(color); + } + + /** + * Notifies the peer that the bounds of this component have changed. This + * is called by {@link Component#setBounds(int, int, int, int)}. + * + * This is implemented to call setBounds() on the Swing component. + * + * @param x the X coordinate of the upper left corner of the component + * @param y the Y coordinate of the upper left corner of the component + * @param width the width of the component + * @param height the height of the component + */ + public void setBounds(int x, int y, int width, int height) + { + if (swingComponent != null) + swingComponent.getJComponent().setBounds(x, y, width, height); + } + + /** + * Sets the cursor of the component. This is called by + * {@link Component#setCursor(Cursor)}. + * + * This is implemented to call setCursor() on the Swing component. + * + * @specnote Part of the earlier 1.1 API, apparently no longer needed. + */ + public void setCursor(Cursor cursor) + { + if (swingComponent != null) + swingComponent.getJComponent().setCursor(cursor); + } + + /** + * Sets the enabled/disabled state of this component. This is called by + * {@link Component#setEnabled(boolean)}. + * + * This is implemented to call setEnabled() on the Swing component. + * + * @param enabled <code>true</code> to enable the component, + * <code>false</code> to disable it + */ + public void setEnabled(boolean enabled) + { + if (swingComponent != null) + swingComponent.getJComponent().setEnabled(enabled); + } + + /** + * Sets the font of the component. This is called by + * {@link Component#setFont(Font)}. + * + * This is implemented to call setFont() on the Swing component. + * + * @param font the font to set + */ + public void setFont(Font font) + { + if (swingComponent != null) + swingComponent.getJComponent().setFont(font); + } + + /** + * Sets the foreground color of the component. This is called by + * {@link Component#setForeground(Color)}. + * + * This is implemented to call setForeground() on the Swing component. + * + * @param color the foreground color to set + */ + public void setForeground(Color color) + { + if (swingComponent != null) + swingComponent.getJComponent().setForeground(color); + } + + /** + * Sets the visibility state of the component. This is called by + * {@link Component#setVisible(boolean)}. + * + * This is implemented to call setVisible() on the Swing component. + * + * @param visible <code>true</code> to make the component visible, + * <code>false</code> to make it invisible + */ + public void setVisible(boolean visible) + { + if (swingComponent != null) + swingComponent.getJComponent().setVisible(visible); + } + + /** + * Makes the component visible. This is called by {@link Component#show()}. + * + * This is implemented to call setVisible(true) on the Swing component. + */ + public void show() + { + if (swingComponent != null) + swingComponent.getJComponent().setVisible(true); + } + + /** + * Get the graphics configuration of the component. The color model + * of the component can be derived from the configuration. + * + * This is implemented to return the GraphicsConfiguration of the parent + * component. This will eventually call the toplevel component peer, which + * is expected to provide a real implementation. + * + * @return the graphics configuration of the component + */ + public GraphicsConfiguration getGraphicsConfiguration() + { + Component parent = awtComponent.getParent(); + ComponentPeer parentPeer = parent.getPeer(); + return parentPeer.getGraphicsConfiguration(); + } + + /** + * Part of an older API, no longer needed. + */ + public void setEventMask(long mask) + { + // Nothing to do here. + } + + /** + * Returns <code>true</code> if this component has been obscured, + * <code>false</code> otherwise. This will only work if + * {@link #canDetermineObscurity()} also returns <code>true</code>. + * + * This is not yet implemented. + * + * @return <code>true</code> if this component has been obscured, + * <code>false</code> otherwise. + */ + public boolean isObscured() + { + return false; + } + + /** + * Returns <code>true</code> if this component peer can determine if the + * component has been obscured, <code>false</code> otherwise. + * + * This is not yet implemented. + * + * @return <code>true</code> if this component peer can determine if the + * component has been obscured, <code>false</code> otherwise + */ + public boolean canDetermineObscurity() + { + return false; + } + + /** + * Coalesces the specified paint event. + * + * @param e the paint event + */ + public void coalescePaintEvent(PaintEvent e) + { + // Nothing to do here yet. + } + + /** + * Updates the cursor. This is not yet implemented. + */ + public void updateCursorImmediately() + { + // Nothing to do here yet. + } + + /** + * Returns true, if this component can handle wheel scrolling, + * <code>false</code> otherwise. + * + * This is not yet implemented and returns <code>false</code>. + * + * @return true, if this component can handle wheel scrolling, + * <code>false</code> otherwise + */ + public boolean handlesWheelScrolling() + { + return false; + } + + /** + * A convenience method that creates a volatile image. The volatile + * image is created on the screen device on which this component is + * displayed, in the device's current graphics configuration. + * + * This is implemented to let the parent component peer create an image. + * This eventually ends up in the toplevel component peer, which is then + * responsible for creating the real image. + * + * @param width width of the image + * @param height height of the image + * + * @see VolatileImage + * + * @since 1.2 + */ + public VolatileImage createVolatileImage(int width, int height) + { + Component parent = awtComponent.getParent(); + ComponentPeer parentPeer = parent.getPeer(); + return parentPeer.createVolatileImage(width, height); + } + + /** + * Create a number of image buffers that implement a buffering + * strategy according to the given capabilities. + * + * This is implemented to forward to the parent component peer. Eventually + * this ends up in the top level component peer, which is then responsible + * for doing the real work. + * + * @param numBuffers the number of buffers + * @param caps the buffering capabilities + * + * @throws AWTException if the specified buffering strategy is not + * implemented + * + * @since 1.2 + */ + public void createBuffers(int numBuffers, BufferCapabilities caps) throws AWTException + { + Component parent = awtComponent.getParent(); + ComponentPeer parentPeer = parent.getPeer(); + parentPeer.createBuffers(numBuffers, caps); + } + + /** + * Return the back buffer of this component. + * + * This is implemented to forward to the parent. Eventually this ends + * up in the toplevel component, which is then responsible for providing + * a back buffer. + * + * @return the back buffer of this component. + * + * @since 1.2 + */ + public Image getBackBuffer() + { + Component parent = awtComponent.getParent(); + ComponentPeer parentPeer = parent.getPeer(); + return parentPeer.getBackBuffer(); + } + + /** + * Perform a page flip, leaving the contents of the back buffer in + * the specified state. + * + * This is implemented to forward to the parent. Eventually this ends + * up in the toplevel component, which is then responsible for doing the real + * work. + * + * @param contents the state in which to leave the back buffer + * + * @since 1.2 + */ + public void flip(FlipContents contents) + { + Component parent = awtComponent.getParent(); + ComponentPeer parentPeer = parent.getPeer(); + parentPeer.flip(contents); + } + + /** + * Destroy the resources created by createBuffers. + * + * This is implemented to forward to the parent component peer. Eventually + * this ends up in the top level component peer, which is then responsible + * for doing the real work. + * + * @since 1.2 + */ + public void destroyBuffers() + { + Component parent = awtComponent.getParent(); + ComponentPeer parentPeer = parent.getPeer(); + parentPeer.destroyBuffers(); + } + + /** + * Get the bounds of this component peer. + * + * This is implemented to forward to the Swing component. + * + * @return component peer bounds + * @since 1.5 + */ + public Rectangle getBounds() + { + Rectangle retVal; + if (swingComponent != null) + retVal = swingComponent.getJComponent().getBounds(); + else + retVal = new Rectangle(); + return retVal; + } + + /** + * Reparent this component under another container. + * + * @param parent + * @since 1.5 + */ + public void reparent(ContainerPeer parent) + { + // Nothing to do here. + } + + /** + * Set the bounds of this component peer. + * + * This is implemented to forward to the swing component. + * + * @param x the new x co-ordinate + * @param y the new y co-ordinate + * @param width the new width + * @param height the new height + * @param z the new stacking level + * @since 1.5 + */ + public void setBounds(int x, int y, int width, int height, int z) + { + if (swingComponent != null) + swingComponent.getJComponent().setBounds(x, y, width, height); + // FIXME: Somehow handle the Z order. + } + + /** + * Check if this component supports being reparented. + * + * @return true if this component can be reparented, + * false otherwise. + * @since 1.5 + */ + public boolean isReparentSupported() + { + return true; + } + + + /** + * Layout this component peer. + * + * @since 1.5 + */ + public void layout() + { + if (swingComponent != null) + swingComponent.getJComponent().doLayout(); + } + + /** + * Triggers 'heavyweight' painting of the components. This usually calls + * paint() on the Swing component. + * + * @param g the graphics context to use for painting + */ + protected void peerPaint(Graphics g) + { + if (swingComponent != null) + swingComponent.getJComponent().paint(g); + } + + /** + * Handles mouse events on the component. This is usually forwarded to the + * SwingComponent's processMouseEvent() method. + * + * @param e the mouse event + */ + protected void handleMouseEvent(MouseEvent e) + { + if (swingComponent != null) + swingComponent.handleMouseEvent(e); + } + + /** + * Handles mouse motion events on the component. This is usually forwarded + * to the SwingComponent's processMouseMotionEvent() method. + * + * @param e the mouse motion event + */ + protected void handleMouseMotionEvent(MouseEvent e) + { + if (swingComponent != null) + swingComponent.handleMouseMotionEvent(e); + } + + /** + * Handles key events on the component. This is usually forwarded to the + * SwingComponent's processKeyEvent() method. + * + * @param e the key event + */ + protected void handleKeyEvent(KeyEvent e) + { + if (swingComponent != null) + swingComponent.handleKeyEvent(e); + } + + /** + * Returns the AWT component for this peer. + * + * @return the AWT component for this peer + */ + public Component getComponent() + { + return awtComponent; + } +} diff --git a/libjava/classpath/gnu/java/awt/peer/swing/SwingContainerPeer.java b/libjava/classpath/gnu/java/awt/peer/swing/SwingContainerPeer.java new file mode 100644 index 00000000000..37bea751f86 --- /dev/null +++ b/libjava/classpath/gnu/java/awt/peer/swing/SwingContainerPeer.java @@ -0,0 +1,241 @@ +/* SwingContainerPeer.java -- A Swing based peer for AWT containers + Copyright (C) 2006 Free Software Foundation, Inc. + +This file is part of GNU Classpath. + +GNU Classpath is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2, or (at your option) +any later version. + +GNU Classpath 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 for more details. + +You should have received a copy of the GNU General Public License +along with GNU Classpath; see the file COPYING. If not, write to the +Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA +02110-1301 USA. + +Linking this library statically or dynamically with other modules is +making a combined work based on this library. Thus, the terms and +conditions of the GNU General Public License cover the whole +combination. + +As a special exception, the copyright holders of this library give you +permission to link this library with independent modules to produce an +executable, regardless of the license terms of these independent +modules, and to copy and distribute the resulting executable under +terms of your choice, provided that you also meet, for each linked +independent module, the terms and conditions of the license of that +module. An independent module is a module which is not derived from +or based on this library. If you modify this library, you may extend +this exception to your version of the library, but you are not +obligated to do so. If you do not wish to do so, delete this +exception statement from your version. */ + +package gnu.java.awt.peer.swing; + +import java.awt.Component; +import java.awt.Container; +import java.awt.Graphics; +import java.awt.Insets; +import java.awt.Shape; +import java.awt.event.MouseEvent; +import java.awt.peer.ComponentPeer; +import java.awt.peer.ContainerPeer; + +/** + * A peer for Container to be used with the Swing based AWT peers. + * + * @author Roman Kennke (kennke@aicas.com) + */ +public class SwingContainerPeer + extends SwingComponentPeer + implements ContainerPeer +{ + + /** + * Creates a new SwingContainerPeer. + * + * @param awtCont + */ + public SwingContainerPeer(Container awtCont) + { + init(awtCont, null); + } + + /** + * Returns the insets of the container. + * + * This is implemented to return the insets of the Swing container. + * + * @return the insets of the container + */ + public Insets insets() + { + Insets retVal; + if (swingComponent != null) + retVal = swingComponent.getJComponent().getInsets(); + else + retVal = new Insets(0, 0, 0, 0); + return retVal; + } + + /** + * Returns the insets of the container. + * + * This is implemented to return the insets of the Swing container. + * + * @return the insets of the container + */ + public Insets getInsets() + { + Insets retVal; + if (swingComponent != null) + retVal = swingComponent.getJComponent().getInsets(); + else + retVal = new Insets(0, 0, 0, 0); + return retVal; + } + + /** + * Called before the validation of this containers begins. + */ + public void beginValidate() + { + // Nothing to do here. + } + + /** + * Called after the validation of this containers ended. + */ + public void endValidate() + { + // Nothing to do here. + } + + /** + * Called before the layout of this containers begins. + */ + public void beginLayout() + { + // Nothing to do here. + } + + /** + * Called after the layout of this containers ended. + */ + public void endLayout() + { + // Nothing to do here. + } + + /** + * Returns <code>false</code> unconditionally. This method is not used at + * the moment. + * + * @return <code>false</code> + */ + public boolean isPaintPending() + { + return false; + } + + /** + * Returns <code>false</code> unconditionally. This method is not used at + * the moment. + * + * @return <code>false</code> + */ + public boolean isRestackSupported() + { + return false; + } + + /** + * This method is not used at the moment. + */ + public void cancelPendingPaint(int x, int y, int width, int height) + { + // Nothing to do here. + } + + /** + * This method is not used at the moment. + */ + public void restack() + { + // Nothing to do here. + } + + /** + * Triggers painting of a component. This calls peerPaint on all the child + * components of this container. + * + * @param g the graphics context to paint to + */ + protected void peerPaint(Graphics g) + { + Container c = (Container) awtComponent; + Component[] children = c.getComponents(); + for (int i = children.length - 1; i >= 0; --i) + { + Component child = children[i]; + ComponentPeer peer = child.getPeer(); + boolean translated = false; + boolean clipped = false; + Shape oldClip = g.getClip(); + try + { + g.translate(child.getX(), child.getY()); + translated = true; + g.setClip(0, 0, child.getWidth(), child.getHeight()); + clipped = true; + if (peer instanceof SwingComponentPeer) + ((SwingComponentPeer) peer).peerPaint(g); + } + finally + { + if (translated) + g.translate(- child.getX(), - child.getY()); + if (clipped) + g.setClip(oldClip); + } + } + } + + /** + * Handles mouse events by dispatching it to the correct component. + * + * @param ev the mouse event + */ + protected void handleMouseEvent(MouseEvent ev) + { + Component comp = awtComponent.getComponentAt(ev.getPoint()); + ComponentPeer peer = comp.getPeer(); + if (awtComponent != comp && !comp.isLightweight() && peer instanceof SwingComponentPeer) + { + ev.translatePoint(comp.getX(), comp.getY()); + ev.setSource(comp); + ((SwingComponentPeer) peer).handleMouseEvent(ev); + } + } + + /** + * Handles mouse events by dispatching it to the correct component. + * + * @param ev the mouse event + */ + protected void handleMouseMotionEvent(MouseEvent ev) + { + Component comp = awtComponent.getComponentAt(ev.getPoint()); + ComponentPeer peer = comp.getPeer(); + if (awtComponent != comp && !comp.isLightweight() && peer instanceof SwingComponentPeer) + { + ev.translatePoint(comp.getX(), comp.getY()); + ((SwingComponentPeer) peer).handleMouseMotionEvent(ev); + } + } +} diff --git a/libjava/classpath/gnu/java/awt/peer/swing/SwingFramePeer.java b/libjava/classpath/gnu/java/awt/peer/swing/SwingFramePeer.java new file mode 100644 index 00000000000..fea1b504a6a --- /dev/null +++ b/libjava/classpath/gnu/java/awt/peer/swing/SwingFramePeer.java @@ -0,0 +1,196 @@ +/* SwingFramePeer.java -- An abstract Swing based peer for AWT frames + Copyright (C) 2006 Free Software Foundation, Inc. + +This file is part of GNU Classpath. + +GNU Classpath is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2, or (at your option) +any later version. + +GNU Classpath 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 for more details. + +You should have received a copy of the GNU General Public License +along with GNU Classpath; see the file COPYING. If not, write to the +Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA +02110-1301 USA. + +Linking this library statically or dynamically with other modules is +making a combined work based on this library. Thus, the terms and +conditions of the GNU General Public License cover the whole +combination. + +As a special exception, the copyright holders of this library give you +permission to link this library with independent modules to produce an +executable, regardless of the license terms of these independent +modules, and to copy and distribute the resulting executable under +terms of your choice, provided that you also meet, for each linked +independent module, the terms and conditions of the license of that +module. An independent module is a module which is not derived from +or based on this library. If you modify this library, you may extend +this exception to your version of the library, but you are not +obligated to do so. If you do not wish to do so, delete this +exception statement from your version. */ + +package gnu.java.awt.peer.swing; + +import java.awt.Frame; +import java.awt.Graphics; +import java.awt.Insets; +import java.awt.MenuBar; +import java.awt.Point; +import java.awt.event.MouseEvent; +import java.awt.peer.FramePeer; + +/** + * An abstract base class for FramePeer implementations based on Swing. + * This class provides the ability to display and handle AWT MenuBars that + * are based on Swing. + * + * As a minimum, a subclass must implement all the remaining abstract methods + * as well as the following methods: + * <ul> + * <li>{@link ComponentPeer#getLocationOnScreen()}</li> + * <li>{@link ComponentPeer#getGraphics()}</li> + * <li>{@link ComponentPeer#createImage(int, int)}</li> + * </ul> + * + * @author Roman Kennke (kennke@aicas.com) + */ +public abstract class SwingFramePeer + extends SwingWindowPeer + implements FramePeer +{ + /** + * The menu bar to display. + */ + SwingMenuBarPeer menuBar = null; + + /** + * Creates a new SwingFramePeer. + * + * @param frame the frame + */ + public SwingFramePeer(Frame frame) + { + super(frame); + } + + /** + * Sets the menu bar to display in this frame. + * + * @param mb the menu bar to set + */ + public void setMenuBar(MenuBar mb) + { + menuBar = (SwingMenuBarPeer) mb.getPeer(); + menuBar.setFramePeer(this); + menuBar.setWidth(awtComponent.getWidth()); + } + + /** + * Triggers 'heavyweight' painting of the frame. This will paint a menu bar + * if present as well as the child components of this frame. + * + * @param g the graphics context to use for painting + */ + protected void peerPaint(Graphics g) + { + super.peerPaint(g); + if (menuBar != null) + menuBar.peerPaint(g); + } + + /** + * Sets the size and location of this frame. This resizes the menubar to fit + * within the frame. + * + * @param x the X coordinate of the screen location + * @param y the Y coordinate of the screen location + * @param w the width of the frame + * @param h the height of the frame + */ + public void setBounds(int x, int y, int w, int h) + { + super.setBounds(x, y, w, h); + if (menuBar != null) + menuBar.setWidth(w); + } + + /** + * Calculates the insets of this frame peer. This fetches the insets + * from the superclass and adds the insets of the menubar if one is present. + * + * @return the insets of the frame + */ + public Insets getInsets() + { + Insets insets = super.getInsets(); + if (menuBar != null) + insets.top += menuBar.getHeight(); + return insets; + } + + /** + * Returns the location of the menu on the screen. This is needed internally + * by the {@link SwingMenuBarPeer} in order to determine its screen location. + * + * @return the location of the menu on the screen + */ + public Point getMenuLocationOnScreen() + { + Insets i = super.getInsets(); + return new Point(i.top, i.left); + } + + /** + * Overridden to provide the ability to handle menus. + * + * @param ev the mouse event + */ + protected void handleMouseEvent(MouseEvent ev) + { + Point p = ev.getPoint(); + Insets i = super.getInsets(); + if (menuBar != null) + { + int menuHeight = menuBar.getHeight(); + if (p.y >= i.top && p.y <= i.top + menuHeight) + menuBar.handleMouseEvent(ev); + else + { + ev.translatePoint(0, -menuHeight); + super.handleMouseMotionEvent(ev); + } + } + + super.handleMouseEvent(ev); + } + + /** + * Overridden to provide the ability to handle menus. + * + * @param ev the mouse event + */ + protected void handleMouseMotionEvent(MouseEvent ev) + { + Point p = ev.getPoint(); + Insets i = super.getInsets(); + if (menuBar != null) + { + int menuHeight = menuBar.getHeight(); + if (p.y >= i.top && p.y <= i.top + menuHeight) + menuBar.handleMouseMotionEvent(ev); + else + { + ev.translatePoint(0, -menuHeight); + super.handleMouseMotionEvent(ev); + } + } + + super.handleMouseMotionEvent(ev); + } +} diff --git a/libjava/classpath/gnu/java/awt/peer/swing/SwingLabelPeer.java b/libjava/classpath/gnu/java/awt/peer/swing/SwingLabelPeer.java new file mode 100644 index 00000000000..dd86fff2d10 --- /dev/null +++ b/libjava/classpath/gnu/java/awt/peer/swing/SwingLabelPeer.java @@ -0,0 +1,196 @@ +/* SwingLabelPeer.java -- A Swing based peer for AWT labels + Copyright (C) 2006 Free Software Foundation, Inc. + +This file is part of GNU Classpath. + +GNU Classpath is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2, or (at your option) +any later version. + +GNU Classpath 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 for more details. + +You should have received a copy of the GNU General Public License +along with GNU Classpath; see the file COPYING. If not, write to the +Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA +02110-1301 USA. + +Linking this library statically or dynamically with other modules is +making a combined work based on this library. Thus, the terms and +conditions of the GNU General Public License cover the whole +combination. + +As a special exception, the copyright holders of this library give you +permission to link this library with independent modules to produce an +executable, regardless of the license terms of these independent +modules, and to copy and distribute the resulting executable under +terms of your choice, provided that you also meet, for each linked +independent module, the terms and conditions of the license of that +module. An independent module is a module which is not derived from +or based on this library. If you modify this library, you may extend +this exception to your version of the library, but you are not +obligated to do so. If you do not wish to do so, delete this +exception statement from your version. */ + +package gnu.java.awt.peer.swing; + +import java.awt.Image; +import java.awt.Label; +import java.awt.Point; +import java.awt.event.KeyEvent; +import java.awt.event.MouseEvent; +import java.awt.peer.LabelPeer; + +import javax.swing.JComponent; +import javax.swing.JLabel; + + +/** + * A Label peer based on {@link JLabel}. + * + * @author Roman Kennke (kennke@aicas.com) + */ +public class SwingLabelPeer + extends SwingComponentPeer + implements LabelPeer +{ + + /** + * A spezialized Swing label used to paint the label for the AWT Label. + * + * @author Roman Kennke (kennke@aicas.com) + */ + private class SwingLabel + extends JLabel + implements SwingComponent + { + + /** + * Returns this label. + * + * @return <code>this</code> + */ + public JComponent getJComponent() + { + return this; + } + + /** + * Handles mouse events by forwarding it to + * <code>processMouseEvent()</code>. + * + * @param ev the mouse event + */ + public void handleMouseEvent(MouseEvent ev) + { + processMouseEvent(ev); + } + + /** + * Handles mouse motion events by forwarding it to + * <code>processMouseMotionEvent()</code>. + * + * @param ev the mouse motion event + */ + public void handleMouseMotionEvent(MouseEvent ev) + { + processMouseMotionEvent(ev); + } + + /** + * Handles key events by forwarding it to <code>processKeyEvent()</code>. + * + * @param ev the mouse event + */ + public void handleKeyEvent(KeyEvent ev) + { + processKeyEvent(ev); + } + + /** + * Overridden so that this method returns the correct value even without a + * peer. + * + * @return the screen location of the button + */ + public Point getLocationOnScreen() + { + return SwingLabelPeer.this.getLocationOnScreen(); + } + + /** + * Overridden so that the isShowing method returns the correct value for the + * swing button, even if it has no peer on its own. + * + * @return <code>true</code> if the button is currently showing, + * <code>false</code> otherwise + */ + public boolean isShowing() + { + boolean retVal = false; + if (SwingLabelPeer.this.awtComponent != null) + retVal = SwingLabelPeer.this.awtComponent.isShowing(); + return retVal; + } + + /** + * Overridden, so that the Swing button can create an Image without its + * own peer. + * + * @param w the width of the image + * @param h the height of the image + * + * @return an image + */ + public Image createImage(int w, int h) + { + return SwingLabelPeer.this.createImage(w, h); + } + + } + + /** + * Creates a new <code>SwingLabelPeer</code> for the specified AWT label. + * + * @param label the AWT label + */ + public SwingLabelPeer(Label label) + { + super(); + SwingLabel swingLabel = new SwingLabel(); + swingLabel.setText(label.getText()); + swingLabel.setHorizontalAlignment(label.getAlignment()); + swingLabel.setOpaque(true); + init(label, swingLabel); + } + + /** + * Sets the text of the label. This is implemented to set the text on the + * Swing label. + * + * @param text the text to be set + */ + public void setText(String text) + { + ((JLabel) swingComponent.getJComponent()).setText(text); + } + + /** + * Sets the horizontal alignment of the label. This is implemented to + * set the alignment on the Swing label. + * + * @param alignment the horizontal alignment + * + * @see Label#LEFT + * @see Label#RIGHT + * @see Label#CENTER + */ + public void setAlignment(int alignment) + { + ((JLabel) swingComponent.getJComponent()).setHorizontalAlignment(alignment); + } + +} diff --git a/libjava/classpath/gnu/java/awt/peer/swing/SwingMenuBarPeer.java b/libjava/classpath/gnu/java/awt/peer/swing/SwingMenuBarPeer.java new file mode 100644 index 00000000000..bd9dcd77aaa --- /dev/null +++ b/libjava/classpath/gnu/java/awt/peer/swing/SwingMenuBarPeer.java @@ -0,0 +1,295 @@ +/* SwingMenuBarPeer.java -- A Swing based peer for AWT menu bars + Copyright (C) 2006 Free Software Foundation, Inc. + +This file is part of GNU Classpath. + +GNU Classpath is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2, or (at your option) +any later version. + +GNU Classpath 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 for more details. + +You should have received a copy of the GNU General Public License +along with GNU Classpath; see the file COPYING. If not, write to the +Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA +02110-1301 USA. + +Linking this library statically or dynamically with other modules is +making a combined work based on this library. Thus, the terms and +conditions of the GNU General Public License cover the whole +combination. + +As a special exception, the copyright holders of this library give you +permission to link this library with independent modules to produce an +executable, regardless of the license terms of these independent +modules, and to copy and distribute the resulting executable under +terms of your choice, provided that you also meet, for each linked +independent module, the terms and conditions of the license of that +module. An independent module is a module which is not derived from +or based on this library. If you modify this library, you may extend +this exception to your version of the library, but you are not +obligated to do so. If you do not wish to do so, delete this +exception statement from your version. */ + +package gnu.java.awt.peer.swing; + +import java.awt.Container; +import java.awt.Font; +import java.awt.Graphics; +import java.awt.Menu; +import java.awt.MenuBar; +import java.awt.Point; +import java.awt.event.MouseEvent; +import java.awt.peer.MenuBarPeer; + +import javax.swing.JMenuBar; + +/** + * A Swing based peer for the AWT menu bar. This is a little bit different from + * the other peers, since the AWT MenuBar is not derived from the AWT + * component. + * + * @author Roman Kennke (kennke@aicas.com) + */ +public class SwingMenuBarPeer + implements MenuBarPeer +{ + + /** + * The AWT menu bar. + */ + MenuBar awtMenuBar; + + /** + * The Swing menu bar. + */ + SwingMenuBar menuBar; + + /** + * The peer of the frame that contains this menu bar. + */ + SwingFramePeer framePeer; + + /** + * A specialized JMenuBar that can be used as 'backend' for AWT MenuBars. + * + * @author Roman Kennke (kennke@aicas.com) + */ + private class SwingMenuBar + extends JMenuBar + { + /** + * Overridden in order to provide a parent frame for this menu bar. The + * menu bar still is not inside the component hierarchy, we are faking + * here. + */ + public Container getParent() + { + Container result = null; + if (framePeer != null) + result = (Container) framePeer.awtComponent; + return result; + } + + /** + * Unconditionally returns <code>true</code>, since we assume that when the + * menubar has a peer, it must be showing. + * + * @return <code>true</code> + */ + public boolean isShowing() + { + // FIXME: This might be wrong. Maybe find a better way to do that. + return true; + } + + /** + * Handles mouse events by forwarding it to + * <code>processMouseEvent()</code>. + * + * @param ev the mouse event + */ + public void handleMouseEvent(MouseEvent ev) + { + ev.setSource(this); + processMouseEvent(ev); + } + + /** + * Determines the menubar's screen location by asking the SwingFramePeer + * for it. + * + * @return the screen location of the menu bar + */ + public Point getLocationOnScreen() + { + return framePeer.getMenuLocationOnScreen(); + } + } + + /** + * Creates a new <code>SwingMenuBarPeer</code> instance. + * + * @param awtMenuBar the AWT menu bar + */ + public SwingMenuBarPeer(MenuBar awtMenuBar) + { + this.awtMenuBar = awtMenuBar; + menuBar = new SwingMenuBar(); + menuBar.setDoubleBuffered(false); + // Add all the menus that are already in the MenuBar. + for (int i = 0; i < awtMenuBar.getMenuCount(); i++) + { + Menu menu = awtMenuBar.getMenu(i); + menu.addNotify(); + addMenu(awtMenuBar.getMenu(i)); + } + } + + /** + * Sets the <code>SwingFramePeer</code> of the frame that holds this menu. + * + * @param peer the <code>SwingFramePeer</code> to set + */ + public void setFramePeer(SwingFramePeer peer) + { + framePeer = peer; + } + + /** + * Adds a menu to the menu bar. + * + * @param m the menu to add + */ + public void addMenu(Menu m) + { + SwingMenuPeer menuPeer = (SwingMenuPeer) m.getPeer(); + menuBar.add(menuPeer.menu); + } + + /** + * Adds a help menu to the menu bar. + * + * @param m the menu to add + */ + public void addHelpMenu(Menu menu) + { + // FIXME: We should manage the help menu differently, so that it always + // appears at the rightmost position. + SwingMenuPeer menuPeer = (SwingMenuPeer) menu.getPeer(); + menuBar.add(menuPeer.menu); + } + + /** + * Removes the menu with the specified index. + * + * @param index the index of the menu to remove + */ + public void delMenu(int index) + { + menuBar.remove(index); + } + + /** + * Disposes this peer. This releases any reference to the AWT and Swing + * components. + */ + public void dispose() + { + menuBar = null; + awtMenuBar = null; + } + + /** + * Sets a font for the menu bar. + * + * @param font the font to set + */ + public void setFont(Font font) + { + menuBar.setFont(font); + } + + /** + * Sets the width of the menu bar. This is called from the top level + * component peers to adjust the width of the menubar when their sizes + * change. + * + * @param w the width to set + */ + public void setWidth(int w) + { + menuBar.setSize(w, menuBar.getPreferredSize().height); + menuBar.doLayout(); + } + + /** + * Paints the menu bar. + * + * @param g the graphics context to use for painting + */ + public void peerPaint(Graphics g) + { + menuBar.paint(g); + } + + /** + * Determines the height of the menubar. + * + * @return the height of the menu bar + */ + public int getHeight() + { + return menuBar.getPreferredSize().height; + } + + /** + * Handles mouse events. + * + * @param ev the mouse event + */ + public void handleMouseEvent(MouseEvent ev) + { + Point point = ev.getPoint(); + for (int i = 0; i < awtMenuBar.getMenuCount(); i++) + { + Menu menu = awtMenuBar.getMenu(i); + SwingMenuPeer peer = (SwingMenuPeer) menu.getPeer(); + int x1 = peer.getX(); + int x2 = x1 + peer.getWidth(); + if (point.x >= x1 && point.x <= x2) + { + ev.translatePoint(peer.getX(), peer.getY()); + peer.handleMouseEvent(ev); + break; + } + } + } + + /** + * Handles mouse motion events. + * + * @param ev the mouse motion event + */ + public void handleMouseMotionEvent(MouseEvent ev) + { + Point point = ev.getPoint(); + for (int i = 0; i < awtMenuBar.getMenuCount(); i++) + { + Menu menu = awtMenuBar.getMenu(i); + SwingMenuPeer peer = (SwingMenuPeer) menu.getPeer(); + int x1 = peer.getX(); + int x2 = x1 + peer.getWidth(); + if (point.x >= x1 && point.x <= x2) + { + ev.translatePoint(peer.getX(), peer.getY()); + peer.handleMouseMotionEvent(ev); + break; + } + } + } +} diff --git a/libjava/classpath/gnu/java/awt/peer/swing/SwingMenuItemPeer.java b/libjava/classpath/gnu/java/awt/peer/swing/SwingMenuItemPeer.java new file mode 100644 index 00000000000..8b9d47ec015 --- /dev/null +++ b/libjava/classpath/gnu/java/awt/peer/swing/SwingMenuItemPeer.java @@ -0,0 +1,157 @@ +/* SwingMenuItemPeer.java -- A Swing based peer for AWT menu items + Copyright (C) 2006 Free Software Foundation, Inc. + +This file is part of GNU Classpath. + +GNU Classpath is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2, or (at your option) +any later version. + +GNU Classpath 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 for more details. + +You should have received a copy of the GNU General Public License +along with GNU Classpath; see the file COPYING. If not, write to the +Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA +02110-1301 USA. + +Linking this library statically or dynamically with other modules is +making a combined work based on this library. Thus, the terms and +conditions of the GNU General Public License cover the whole +combination. + +As a special exception, the copyright holders of this library give you +permission to link this library with independent modules to produce an +executable, regardless of the license terms of these independent +modules, and to copy and distribute the resulting executable under +terms of your choice, provided that you also meet, for each linked +independent module, the terms and conditions of the license of that +module. An independent module is a module which is not derived from +or based on this library. If you modify this library, you may extend +this exception to your version of the library, but you are not +obligated to do so. If you do not wish to do so, delete this +exception statement from your version. */ + +package gnu.java.awt.peer.swing; + +import java.awt.Font; +import java.awt.MenuItem; +import java.awt.Toolkit; +import java.awt.event.ActionEvent; +import java.awt.event.ActionListener; +import java.awt.peer.MenuItemPeer; + +import javax.swing.JMenuItem; + +/** + * A Swing based peer for the AWT MenuItem. + * + * @author Roman Kennke (kennke@aicas.com) + */ +public class SwingMenuItemPeer + implements MenuItemPeer +{ + /** + * The AWT menu item. + */ + MenuItem awtMenuItem; + + /** + * The Swing menu item. + */ + JMenuItem menuItem; + + /** + * Receives ActionEvents from the Swing menu item and forwards them + * to the ActionListeners of the AWT MenuItem. + * + * @author Roman Kennke (kennke@aicas.com) + */ + private class SwingMenuItemListener implements ActionListener + { + + /** + * Receives notification when the action has been performed. + * + * @param event the action event + */ + public void actionPerformed(ActionEvent event) + { + event.setSource(awtMenuItem); + Toolkit.getDefaultToolkit().getSystemEventQueue().postEvent(event); + } + + } + + /** + * Creates a new instance of <code>SwingMenuItemPeer</code>. + * + * @param awtMenuItem the AWT menu item + */ + public SwingMenuItemPeer(MenuItem awtMenuItem) + { + this.awtMenuItem = awtMenuItem; + menuItem = new JMenuItem(awtMenuItem.getLabel()); + menuItem.addActionListener(new SwingMenuItemListener()); + } + + /** + * Disables the menu item. + */ + public void disable() + { + menuItem.setEnabled(false); + } + + /** + * Enables the menu item. + */ + public void enable() + { + menuItem.setEnabled(true); + } + + /** + * Sets the enabled state to <code>enabled</code>. + * + * @param enabled if the menu item should be enabled or not + */ + public void setEnabled(boolean enabled) + { + menuItem.setEnabled(enabled); + } + + /** + * Sets the label for the menu item. + * + * @param text the label to set + */ + public void setLabel(String text) + { + menuItem.setText(text); + } + + /** + * Disposes the menu item. This releases any reference to the Swing and AWT + * menu item. + */ + public void dispose() + { + menuItem = null; + awtMenuItem = null; + } + + /** + * Sets the font for this menu item. + * + * @param font the font to set + */ + public void setFont(Font font) + { + menuItem.setFont(font); + } + +} diff --git a/libjava/classpath/gnu/java/awt/peer/swing/SwingMenuPeer.java b/libjava/classpath/gnu/java/awt/peer/swing/SwingMenuPeer.java new file mode 100644 index 00000000000..ecb54a52479 --- /dev/null +++ b/libjava/classpath/gnu/java/awt/peer/swing/SwingMenuPeer.java @@ -0,0 +1,284 @@ +/* SwingMenuPeer.java -- A Swing based peer for AWT menus + Copyright (C) 2006 Free Software Foundation, Inc. + +This file is part of GNU Classpath. + +GNU Classpath is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2, or (at your option) +any later version. + +GNU Classpath 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 for more details. + +You should have received a copy of the GNU General Public License +along with GNU Classpath; see the file COPYING. If not, write to the +Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA +02110-1301 USA. + +Linking this library statically or dynamically with other modules is +making a combined work based on this library. Thus, the terms and +conditions of the GNU General Public License cover the whole +combination. + +As a special exception, the copyright holders of this library give you +permission to link this library with independent modules to produce an +executable, regardless of the license terms of these independent +modules, and to copy and distribute the resulting executable under +terms of your choice, provided that you also meet, for each linked +independent module, the terms and conditions of the license of that +module. An independent module is a module which is not derived from +or based on this library. If you modify this library, you may extend +this exception to your version of the library, but you are not +obligated to do so. If you do not wish to do so, delete this +exception statement from your version. */ + +package gnu.java.awt.peer.swing; + +import java.awt.Font; +import java.awt.Menu; +import java.awt.MenuItem; +import java.awt.Point; +import java.awt.event.MouseEvent; +import java.awt.peer.MenuPeer; + +import javax.swing.JMenu; + +/** + * A Swing based peer for the AWT menu. + * + * @author Roman Kennke (kennke@aicas.com) + */ +public class SwingMenuPeer + implements MenuPeer +{ + + /** + * The AWT menu. + */ + Menu awtMenu; + + /** + * The Swing menu. + */ + SwingMenu menu; + + /** + * A specialized JMenu that can be used as 'backend' for an AWT menu. + * + * @author Roman Kennke (kennke@aicas.com) + */ + private class SwingMenu + extends JMenu + { + + /** + * Unconditionally returns <code>true</code>, since we assume that when the + * menu has a peer, it must be showing. + * + * @return <code>true</code> + */ + public boolean isShowing() + { + // FIXME: This might be wrong. Maybe find a better way to do that. + return true; + } + + /** + * Overridden so that we can provide a location even without a real peer + * attached. + * + * @return the screen location of this menu + */ + public Point getLocationOnScreen() + { + Point parentLoc = getParent().getLocationOnScreen(); + parentLoc.x += getX(); + parentLoc.y += getY(); + return parentLoc; + } + + /** + * Handles mouse events by forwarding them to + * <code>processMouseEvent()</code>. + * + * @param ev the mouse event + */ + public void handleMouseEvent(MouseEvent ev) + { + ev.setSource(this); + processMouseEvent(ev); + } + + /** + * Handles mouse events by forwarding them to + * <code>processMouseMotionEvent()</code>. + * + * @param ev the mouse event + */ + public void handleMouseMotionEvent(MouseEvent ev) + { + ev.setSource(this); + processMouseMotionEvent(ev); + } + } + + /** + * Creates a new <code>SwingMenuPeer</code> instance. + * + * @param awtMenu the AWT menu + */ + public SwingMenuPeer(Menu awtMenu) + { + this.awtMenu = awtMenu; + menu = new SwingMenu(); + menu.setDoubleBuffered(false); + menu.setText(awtMenu.getLabel()); + for (int i = 0; i < awtMenu.getItemCount(); i++) + { + MenuItem item = awtMenu.getItem(i); + item.addNotify(); + SwingMenuItemPeer peer = (SwingMenuItemPeer) item.getPeer(); + menu.add(peer.menuItem); + } + } + + /** + * Adds a menu item to this menu. + * + * @param item the menu item to add + */ + public void addItem(MenuItem item) + { + SwingMenuItemPeer menuItemPeer = (SwingMenuItemPeer) item.getPeer(); + menu.add(menuItemPeer.menuItem); + } + + /** + * Adds a separator to the menu. + */ + public void addSeparator() + { + menu.addSeparator(); + } + + /** + * Removes a menu item from the menu. + * + * @param index the index of the menu item to remove + */ + public void delItem(int index) + { + menu.remove(index); + } + + /** + * Disables the menu. + */ + public void disable() + { + menu.setEnabled(false); + } + + /** + * Enables the menu. + */ + public void enable() + { + menu.setEnabled(true); + } + + /** + * Sets the enabled state of the menu to <code>enabled</code>. + * + * @param enabled if the menu should be enabled or not + */ + public void setEnabled(boolean enabled) + { + menu.setEnabled(enabled); + } + + /** + * Sets the label of the menu. + * + * @param text the label to set + */ + public void setLabel(String text) + { + menu.setText(text); + } + + /** + * Releases any reference to the AWT and Swing menu instances. + */ + public void dispose() + { + menu = null; + awtMenu = null; + } + + /** + * Sets the font for the menu. + * + * @param font the font to set + */ + public void setFont(Font font) + { + menu.setFont(font); + } + + /** + * Handles mouse events by forwarding them to the Swing menu. + * + * @param ev the mouse event + */ + public void handleMouseEvent(MouseEvent ev) + { + menu.handleMouseEvent(ev); + } + + /** + * Handles mouse motion events by forwarding them to the Swing menu. + * + * @param ev the mouse event + */ + public void handleMouseMotionEvent(MouseEvent ev) + { + menu.handleMouseMotionEvent(ev); + } + + /** + * Returns the X coordinate of the upper left corner of the menu. This is + * used internally by the SwingMenuBarPeer. + * + * @return the X coordinate of the upper left corner of the menu + */ + int getX() + { + return menu.getX(); + } + + /** + * Returns the width of the menu. This is used internally by the + * SwingMenuBarPeer. + * + * @return the X coordinate of the upper left corner of the menu + */ + int getWidth() + { + return menu.getWidth(); + } + + /** + * Returns the Y coordinate of the upper left corner of the menu. This is + * used internally by the SwingMenuBarPeer. + * + * @return the X coordinate of the upper left corner of the menu + */ + public int getY() + { + return menu.getY(); + } +} diff --git a/libjava/classpath/gnu/java/awt/peer/swing/SwingPanelPeer.java b/libjava/classpath/gnu/java/awt/peer/swing/SwingPanelPeer.java new file mode 100644 index 00000000000..0a0f20fe826 --- /dev/null +++ b/libjava/classpath/gnu/java/awt/peer/swing/SwingPanelPeer.java @@ -0,0 +1,67 @@ +/* SwingPanelPeer.java -- A PanelPeer based on Swing + Copyright (C) 2006 Free Software Foundation, Inc. + +This file is part of GNU Classpath. + +GNU Classpath is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2, or (at your option) +any later version. + +GNU Classpath 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 for more details. + +You should have received a copy of the GNU General Public License +along with GNU Classpath; see the file COPYING. If not, write to the +Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA +02110-1301 USA. + +Linking this library statically or dynamically with other modules is +making a combined work based on this library. Thus, the terms and +conditions of the GNU General Public License cover the whole +combination. + +As a special exception, the copyright holders of this library give you +permission to link this library with independent modules to produce an +executable, regardless of the license terms of these independent +modules, and to copy and distribute the resulting executable under +terms of your choice, provided that you also meet, for each linked +independent module, the terms and conditions of the license of that +module. An independent module is a module which is not derived from +or based on this library. If you modify this library, you may extend +this exception to your version of the library, but you are not +obligated to do so. If you do not wish to do so, delete this +exception statement from your version. */ + + +package gnu.java.awt.peer.swing; + +import java.awt.Panel; +import java.awt.peer.LightweightPeer; +import java.awt.peer.PanelPeer; + +/** + * A panel peer based on Swing. + * + * @author Roman Kennke (kennke@aicas.com) + */ +// TODO: Maybe base implementation on JPanel. However, this doesn't seem +// necessary, but might be good for more consistend Look. +public class SwingPanelPeer + extends SwingContainerPeer + implements PanelPeer, LightweightPeer +{ + + /** + * Creates a new instance of <code>SwingPanelPeer</code> for the specified + * AWT panel. + * + * @param panel the AWT panel + */ + public SwingPanelPeer(Panel panel) + { + super(panel); + } +} diff --git a/libjava/classpath/gnu/java/awt/peer/swing/SwingTextFieldPeer.java b/libjava/classpath/gnu/java/awt/peer/swing/SwingTextFieldPeer.java new file mode 100644 index 00000000000..a4c6d82d2cd --- /dev/null +++ b/libjava/classpath/gnu/java/awt/peer/swing/SwingTextFieldPeer.java @@ -0,0 +1,367 @@ +/* SwingTextFieldPeer.java -- A Swing based peer for AWT textfields + Copyright (C) 2006 Free Software Foundation, Inc. + +This file is part of GNU Classpath. + +GNU Classpath is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2, or (at your option) +any later version. + +GNU Classpath 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 for more details. + +You should have received a copy of the GNU General Public License +along with GNU Classpath; see the file COPYING. If not, write to the +Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA +02110-1301 USA. + +Linking this library statically or dynamically with other modules is +making a combined work based on this library. Thus, the terms and +conditions of the GNU General Public License cover the whole +combination. + +As a special exception, the copyright holders of this library give you +permission to link this library with independent modules to produce an +executable, regardless of the license terms of these independent +modules, and to copy and distribute the resulting executable under +terms of your choice, provided that you also meet, for each linked +independent module, the terms and conditions of the license of that +module. An independent module is a module which is not derived from +or based on this library. If you modify this library, you may extend +this exception to your version of the library, but you are not +obligated to do so. If you do not wish to do so, delete this +exception statement from your version. */ +package gnu.java.awt.peer.swing; + +import java.awt.Dimension; +import java.awt.Image; +import java.awt.Point; +import java.awt.Rectangle; +import java.awt.TextField; +import java.awt.event.KeyEvent; +import java.awt.event.MouseEvent; +import java.awt.im.InputMethodRequests; +import java.awt.peer.TextFieldPeer; + +import javax.swing.JComponent; +import javax.swing.JTextField; + +/** + * A TextFieldPeer based on Swing JTextField. + * + * @author Roman Kennke (kennke@aicas.com) + */ +public class SwingTextFieldPeer + extends SwingComponentPeer + implements TextFieldPeer +{ + + /** + * A specialized Swing textfield for use in the peer. + * + * @author Roman Kennke (kennke@aicas.com) + */ + private class SwingTextField + extends JTextField + implements SwingComponent + { + + /** + * Overridden to provide normal behaviour even without a real peer + * attached. + * + * @return the location of the textfield on screen + */ + public Point getLocationOnScreen() + { + return SwingTextFieldPeer.this.getLocationOnScreen(); + } + + /** + * Overridden so that the isShowing method returns the correct value for the + * swing button, even if it has no peer on its own. + * + * @return <code>true</code> if the button is currently showing, + * <code>false</code> otherwise + */ + public boolean isShowing() + { + boolean retVal = false; + if (SwingTextFieldPeer.this.awtComponent != null) + retVal = SwingTextFieldPeer.this.awtComponent.isShowing(); + return retVal; + } + + /** + * Overridden, so that the Swing button can create an Image without its + * own peer. + * + * @param w the width of the image + * @param h the height of the image + * + * @return an image + */ + public Image createImage(int w, int h) + { + return SwingTextFieldPeer.this.createImage(w, h); + } + + /** + * Returns this textfield. + * + * @return <code>this</code> + */ + public JComponent getJComponent() + { + return this; + } + + /** + * Handles mouse events by forwarding it to the swing textfield. + * + * @param ev the mouse event + */ + public void handleMouseEvent(MouseEvent ev) + { + ev.setSource(this); + processMouseEvent(ev); + } + + /** + * Handles mouse motion events by forwarding it to the swing textfield. + * + * @param ev the mouse motion event + */ + public void handleMouseMotionEvent(MouseEvent ev) + { + ev.setSource(this); + processMouseMotionEvent(ev); + } + + /** + * Handles key events by forwarding it to the swing textfield. + * + * @param ev the key event + */ + public void handleKeyEvent(KeyEvent ev) + { + ev.setSource(this); + processKeyEvent(ev); + } + + } + + /** + * Creates a new <code>SwingTextFieldPeer</code> instance for the specified + * AWT textfield. + * + * @param textField the AWT textfield + */ + public SwingTextFieldPeer(TextField textField) + { + SwingTextField swingTextField = new SwingTextField(); + swingTextField.setText(textField.getText()); + init(textField, swingTextField); + } + + /** + * Returns the minimum size of the textfield. + * + * @param len not used here + * + * @return the minimum size of the textfield + */ + public Dimension minimumSize(int len) + { + return swingComponent.getJComponent().getMinimumSize(); + } + + /** + * Returns the preferred size of the textfield. + * + * @param len not used here + * + * @return the preferred size of the textfield + */ + public Dimension preferredSize(int len) + { + return swingComponent.getJComponent().getPreferredSize(); + } + + /** + * Returns the minimum size of the textfield. + * + * @param len not used here + * + * @return the minimum size of the textfield + */ + public Dimension getMinimumSize(int len) + { + return swingComponent.getJComponent().getMinimumSize(); + } + + /** + * Returns the preferred size of the textfield. + * + * @param len not used here + * + * @return the preferred size of the textfield + */ + public Dimension getPreferredSize(int len) + { + return swingComponent.getJComponent().getPreferredSize(); + } + + /** + * Sets the echo character. + * + * @param echoChar the echo character to be set + */ + public void setEchoChar(char echoChar) + { + // TODO: Must be implemented. + } + + /** + * Sets the echo character. + * + * @param echoChar the echo character to be set + */ + public void setEchoCharacter(char echoChar) + { + // TODO: Must be implemented. + } + + /** + * Returns the end index of the current selection. + * + * @return the end index of the current selection + */ + public int getSelectionEnd() + { + // TODO: Must be implemented. + return 0; + } + + /** + * Returns the start index of the current selection. + * + * @return the start index of the current selection + */ + public int getSelectionStart() + { + // TODO: Must be implemented. + return 0; + } + + /** + * Returns the current content of the textfield. + * + * @return the current content of the textfield + */ + public String getText() + { + return ((JTextField) swingComponent.getJComponent()).getText(); + } + + /** + * Sets the content of the textfield. + * + * @param text the text to set + */ + public void setText(String text) + { + ((JTextField) swingComponent.getJComponent()).setText(text); + } + + /** + * Sets the current selection. + * + * @param startPos the start index of the selection + * @param endPos the start index of the selection + */ + public void select(int start_pos, int endPos) + { + // TODO: Must be implemented. + } + + /** + * Sets the editable flag of the text field. + * + * @param editable <code>true</code> to make the textfield editable, + * <code>false</code> to make it uneditable + */ + public void setEditable(boolean editable) + { + ((JTextField) swingComponent.getJComponent()).setEditable(editable); + } + + /** + * Returns the current caret position. + * + * @return the current caret position + */ + public int getCaretPosition() + { + return ((JTextField) swingComponent.getJComponent()).getCaret().getDot(); + } + + /** + * Sets the current caret position. + * + * @param pos the caret position to set + */ + public void setCaretPosition(int pos) + { + ((JTextField) swingComponent.getJComponent()).getCaret().setDot(pos); + } + + /** + * Returns the index of the character at the specified location. + * + * @param x the X coordinate of the point to query + * @param y the Y coordinate of the point to query + * + * @return the index of the character at the specified location + */ + public int getIndexAtPoint(int x, int y) + { + // TODO: Must be implemented. + return 0; + } + + /** + * Returns the bounds of the character at the specified index. + * + * @param pos the index of the character + * + * @return the bounds of the character at the specified index + */ + public Rectangle getCharacterBounds(int pos) + { + // TODO: Must be implemented. + return null; + } + + /** + * Not used. + */ + public long filterEvents(long filter) + { + // TODO: Must be implemented. + return 0; + } + + /** + * Not used. + */ + public InputMethodRequests getInputMethodRequests() + { + // TODO: Must be implemented. + return null; + } + +} diff --git a/libjava/classpath/gnu/java/awt/peer/swing/SwingToolkit.java b/libjava/classpath/gnu/java/awt/peer/swing/SwingToolkit.java new file mode 100644 index 00000000000..166e1f47b6f --- /dev/null +++ b/libjava/classpath/gnu/java/awt/peer/swing/SwingToolkit.java @@ -0,0 +1,165 @@ +/* SwingToolkit.java -- A base toolkit for Swing peers + Copyright (C) 2006 Free Software Foundation, Inc. + +This file is part of GNU Classpath. + +GNU Classpath is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2, or (at your option) +any later version. + +GNU Classpath 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 for more details. + +You should have received a copy of the GNU General Public License +along with GNU Classpath; see the file COPYING. If not, write to the +Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA +02110-1301 USA. + +Linking this library statically or dynamically with other modules is +making a combined work based on this library. Thus, the terms and +conditions of the GNU General Public License cover the whole +combination. + +As a special exception, the copyright holders of this library give you +permission to link this library with independent modules to produce an +executable, regardless of the license terms of these independent +modules, and to copy and distribute the resulting executable under +terms of your choice, provided that you also meet, for each linked +independent module, the terms and conditions of the license of that +module. An independent module is a module which is not derived from +or based on this library. If you modify this library, you may extend +this exception to your version of the library, but you are not +obligated to do so. If you do not wish to do so, delete this +exception statement from your version. */ + + +package gnu.java.awt.peer.swing; + +import java.awt.Button; +import java.awt.Canvas; +import java.awt.Label; +import java.awt.Menu; +import java.awt.MenuBar; +import java.awt.MenuItem; +import java.awt.Panel; +import java.awt.TextField; +import java.awt.peer.ButtonPeer; +import java.awt.peer.CanvasPeer; +import java.awt.peer.LabelPeer; +import java.awt.peer.MenuBarPeer; +import java.awt.peer.MenuItemPeer; +import java.awt.peer.MenuPeer; +import java.awt.peer.PanelPeer; +import java.awt.peer.TextFieldPeer; + +import gnu.java.awt.ClasspathToolkit; + +/** + * A base implementation for {@link java.awt.Toolkit} that provides the + * Swing based widgets. Concrete implementations still must provide the + * remaining abstract methods. + * + * @author Roman Kennke (kennke@aicas.com) + */ +public abstract class SwingToolkit extends ClasspathToolkit +{ + + /** + * Creates a SwingButtonPeer. + * + * @param button the AWT button + * + * @return the Swing button peer + */ + protected ButtonPeer createButton(Button button) + { + return new SwingButtonPeer(button); + } + + /** + * Creates a SwingCanvasPeer. + * + * @param canvas the AWT canvas + * + * @return the Swing canvas peer + */ + protected CanvasPeer createCanvas(Canvas canvas) + { + return new SwingCanvasPeer(canvas); + } + + /** + * Creates a SwingLabelPeer. + * + * @param label the AWT label + * + * @return the Swing label peer + */ + protected LabelPeer createLabel(Label label) + { + return new SwingLabelPeer(label); + } + + /** + * Creates a SwingMenuPeer. + * + * @param menu the AWT menu + * + * @return the Swing menu peer + */ + protected MenuPeer createMenu(Menu menu) + { + return new SwingMenuPeer(menu); + } + + /** + * Creates a SwingMenuBarPeer. + * + * @param menuBar the AWT menubar + * + * @return the Swing menu bar peer + */ + protected MenuBarPeer createMenuBar(MenuBar menuBar) + { + return new SwingMenuBarPeer(menuBar); + } + + /** + * Creates a SwingMenuItemPeer. + * + * @param menuItem the AWT menu item + * + * @return the Swing menu item peer + */ + protected MenuItemPeer createMenuItem(MenuItem menuItem) + { + return new SwingMenuItemPeer(menuItem); + } + + /** + * Creates a SwingPanelPeer. + * + * @param panel the AWT panel + * + * @return the Swing panel peer + */ + protected PanelPeer createPanel(Panel panel) + { + return new SwingPanelPeer(panel); + } + + /** + * Creates a SwingTextFieldPeer. + * + * @param textField the AWT text field + * + * @return the Swing text field peer + */ + protected TextFieldPeer createTextField(TextField textField) + { + return new SwingTextFieldPeer(textField); + } +} diff --git a/libjava/classpath/gnu/java/awt/peer/swing/SwingWindowPeer.java b/libjava/classpath/gnu/java/awt/peer/swing/SwingWindowPeer.java new file mode 100644 index 00000000000..2f89795ca4f --- /dev/null +++ b/libjava/classpath/gnu/java/awt/peer/swing/SwingWindowPeer.java @@ -0,0 +1,72 @@ +/* SwingWindowPeer.java -- An abstract base for Swing based window peers + Copyright (C) 2006 Free Software Foundation, Inc. + +This file is part of GNU Classpath. + +GNU Classpath is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2, or (at your option) +any later version. + +GNU Classpath 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 for more details. + +You should have received a copy of the GNU General Public License +along with GNU Classpath; see the file COPYING. If not, write to the +Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA +02110-1301 USA. + +Linking this library statically or dynamically with other modules is +making a combined work based on this library. Thus, the terms and +conditions of the GNU General Public License cover the whole +combination. + +As a special exception, the copyright holders of this library give you +permission to link this library with independent modules to produce an +executable, regardless of the license terms of these independent +modules, and to copy and distribute the resulting executable under +terms of your choice, provided that you also meet, for each linked +independent module, the terms and conditions of the license of that +module. An independent module is a module which is not derived from +or based on this library. If you modify this library, you may extend +this exception to your version of the library, but you are not +obligated to do so. If you do not wish to do so, delete this +exception statement from your version. */ + +package gnu.java.awt.peer.swing; + +import java.awt.Window; +import java.awt.peer.WindowPeer; + +/** + * An abstract base class for Swing based WindowPeer implementation. Concrete + * implementations of WindowPeers should subclass this class in order to get + * the correct behaviour. + * + * As a minimum, a subclass must implement all the remaining abstract methods + * as well as the following methods: + * <ul> + * <li>{@link ComponentPeer#getLocationOnScreen()}</li> + * <li>{@link ComponentPeer#getGraphics()}</li> + * <li>{@link ComponentPeer#createImage(int, int)}</li> + * </ul> + * + * @author Roman Kennke (kennke@aicas.com) + */ +public abstract class SwingWindowPeer + extends SwingContainerPeer + implements WindowPeer +{ + + /** + * Creates a new instance of WindowPeer. + * + * @param window the AWT window + */ + public SwingWindowPeer(Window window) + { + super(window); + } +} diff --git a/libjava/classpath/gnu/java/awt/peer/swing/package.html b/libjava/classpath/gnu/java/awt/peer/swing/package.html new file mode 100644 index 00000000000..506eda883e4 --- /dev/null +++ b/libjava/classpath/gnu/java/awt/peer/swing/package.html @@ -0,0 +1,71 @@ +<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 3.2 Final//EN"> +<!-- package.html - describes classes in gnu.java.awt.peer.swing package. + Copyright (C) 2006 Free Software Foundation, Inc. + +This file is part of GNU Classpath. + +GNU Classpath is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2, or (at your option) +any later version. + +GNU Classpath 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 for more details. + +You should have received a copy of the GNU General Public License +along with GNU Classpath; see the file COPYING. If not, write to the +Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA +02110-1301 USA. + +Linking this library statically or dynamically with other modules is +making a combined work based on this library. Thus, the terms and +conditions of the GNU General Public License cover the whole +combination. + +As a special exception, the copyright holders of this library give you +permission to link this library with independent modules to produce an +executable, regardless of the license terms of these independent +modules, and to copy and distribute the resulting executable under +terms of your choice, provided that you also meet, for each linked +independent module, the terms and conditions of the license of that +module. An independent module is a module which is not derived from +or based on this library. If you modify this library, you may extend +this exception to your version of the library, but you are not +obligated to do so. If you do not wish to do so, delete this +exception statement from your version. --> + +<html> + <head> + <title>Swing based AWT peers</title> + </head> + <body> + <h1>Swing based AWT peers.</h1> + <p>This package defines an abstract set of AWT peers that is based on Swing + widgets. This can be used as an implementation base for peer implementors + who don't have access to native widgets or who want to build a quick + prototype of a peer set without implementing all of the AWT widgets. + </p> + <p>An actual implementation would have to provide the following: + <ul> + <li>A concrete implementation of {@link java.awt.Toolkit}, possibly based + on {@link SwingToolkit}. This implementation must provide all the missing + methods of the <code>SwingToolkit</code>.</li> + <li>Concrete implementations of {@link java.awt.peer.DialogPeer}, + {@link java.awt.peer.FramePeer} and {@link java.awt.peer.WindowPeer}, + ideally based on their <code>SwingXXXPeer</code> counterparts. + Some methods must be specially + overridden in those peers to provide useful functionality, like + <code>getLocationOnScreen()</code>. See the API documentation for more + details</li> + <li>An implementation of {@link java.awt.Image}. These must be provided by + the toplevel component peers.</li> + <li>An implementation of {@link java.awt.Graphics}. This must also be + provided by the toplevel peers.</li> + <li>An implementation of {@link java.awt.Font}. This must be + provided by the toolkit.</li> + </ul> + </p> + </body> +</html> |
