diff options
| -rw-r--r-- | libjava/ChangeLog | 21 | ||||
| -rw-r--r-- | libjava/Makefile.am | 10 | ||||
| -rw-r--r-- | libjava/Makefile.in | 21 | ||||
| -rw-r--r-- | libjava/java/awt/PrintGraphics.java | 59 | ||||
| -rw-r--r-- | libjava/java/awt/PrintJob.java | 128 | ||||
| -rw-r--r-- | libjava/java/awt/Toolkit.java | 1048 | ||||
| -rw-r--r-- | libjava/java/awt/datatransfer/Clipboard.java | 135 | ||||
| -rw-r--r-- | libjava/java/awt/datatransfer/ClipboardOwner.java | 60 | ||||
| -rw-r--r-- | libjava/java/awt/datatransfer/DataFlavor.java | 982 | ||||
| -rw-r--r-- | libjava/java/awt/datatransfer/FlavorMap.java | 82 | ||||
| -rw-r--r-- | libjava/java/awt/datatransfer/MimeTypeParseException.java | 70 | ||||
| -rw-r--r-- | libjava/java/awt/datatransfer/StringSelection.java | 159 | ||||
| -rw-r--r-- | libjava/java/awt/datatransfer/SystemFlavorMap.java | 180 | ||||
| -rw-r--r-- | libjava/java/awt/datatransfer/Transferable.java | 92 | ||||
| -rw-r--r-- | libjava/java/awt/datatransfer/UnsupportedFlavorException.java | 62 |
15 files changed, 2858 insertions, 251 deletions
diff --git a/libjava/ChangeLog b/libjava/ChangeLog index 3db9ddc..e4aa692 100644 --- a/libjava/ChangeLog +++ b/libjava/ChangeLog @@ -2,6 +2,27 @@ * Makefile.in: Rebuilt. * Makefile.am (awt_java_source_files): Added new files. + * java/awt/Toolkit.java: Merged with Classpath. + * java/awt/PrintGraphics.java: New file from Classpath. + * java/awt/PrintJob.java: New file from Classpath. + * java/awt/datatransfer/Clipboard.java: New file from Classpath. + * java/awt/datatransfer/ClipboardOwner.java: New file from + Classpath. + * java/awt/datatransfer/DataFlavor.java: New file from Classpath. + * java/awt/datatransfer/FlavorMap.java: New file from Classpath. + * java/awt/datatransfer/MimeTypeParseException.java: New file from + Classpath. + * java/awt/datatransfer/StringSelection.java: New file from + Classpath. + * java/awt/datatransfer/SystemFlavorMap.java: New file from + Classpath. + * java/awt/datatransfer/Transferable.java: New file from + Classpath. + * java/awt/datatransfer/UnsupportedFlavorException.java: New file + from Classpath. + + * Makefile.in: Rebuilt. + * Makefile.am (awt_java_source_files): Added new files. * java/awt/image/AreaAveragingScaleFilter.java: New file from Classpath. * java/awt/image/CropImageFilter.java: New file from Classpath. diff --git a/libjava/Makefile.am b/libjava/Makefile.am index e93dd94..3d71f33 100644 --- a/libjava/Makefile.am +++ b/libjava/Makefile.am @@ -661,6 +661,8 @@ java/awt/Panel.java \ java/awt/Point.java \ java/awt/Polygon.java \ java/awt/PopupMenu.java \ +java/awt/PrintGraphics.java \ +java/awt/PrintJob.java \ java/awt/Rectangle.java \ java/awt/RenderingHints.java \ java/awt/ScrollPane.java \ @@ -677,6 +679,14 @@ java/awt/color/ColorSpace.java \ java/awt/color/ICC_ColorSpace.java \ java/awt/color/ICC_Profile.java \ java/awt/datatransfer/Clipboard.java \ +java/awt/datatransfer/ClipboardOwner.java \ +java/awt/datatransfer/DataFlavor.java \ +java/awt/datatransfer/FlavorMap.java \ +java/awt/datatransfer/MimeTypeParseException.java \ +java/awt/datatransfer/StringSelection.java \ +java/awt/datatransfer/SystemFlavorMap.java \ +java/awt/datatransfer/Transferable.java \ +java/awt/datatransfer/UnsupportedFlavorException.java \ java/awt/event/AWTEventListener.java \ java/awt/event/ActionEvent.java \ java/awt/event/ActionListener.java \ diff --git a/libjava/Makefile.in b/libjava/Makefile.in index f575753..66494d9 100644 --- a/libjava/Makefile.in +++ b/libjava/Makefile.in @@ -412,6 +412,8 @@ java/awt/Panel.java \ java/awt/Point.java \ java/awt/Polygon.java \ java/awt/PopupMenu.java \ +java/awt/PrintGraphics.java \ +java/awt/PrintJob.java \ java/awt/Rectangle.java \ java/awt/RenderingHints.java \ java/awt/ScrollPane.java \ @@ -428,6 +430,14 @@ java/awt/color/ColorSpace.java \ java/awt/color/ICC_ColorSpace.java \ java/awt/color/ICC_Profile.java \ java/awt/datatransfer/Clipboard.java \ +java/awt/datatransfer/ClipboardOwner.java \ +java/awt/datatransfer/DataFlavor.java \ +java/awt/datatransfer/FlavorMap.java \ +java/awt/datatransfer/MimeTypeParseException.java \ +java/awt/datatransfer/StringSelection.java \ +java/awt/datatransfer/SystemFlavorMap.java \ +java/awt/datatransfer/Transferable.java \ +java/awt/datatransfer/UnsupportedFlavorException.java \ java/awt/event/AWTEventListener.java \ java/awt/event/ActionEvent.java \ java/awt/event/ActionListener.java \ @@ -2028,7 +2038,8 @@ DEP_FILES = .deps/$(srcdir)/$(CONVERT_DIR)/gen-from-JIS.P \ .deps/java/awt/MenuItem.P .deps/java/awt/MenuShortcut.P \ .deps/java/awt/Paint.P .deps/java/awt/PaintContext.P \ .deps/java/awt/Panel.P .deps/java/awt/Point.P .deps/java/awt/Polygon.P \ -.deps/java/awt/PopupMenu.P .deps/java/awt/Rectangle.P \ +.deps/java/awt/PopupMenu.P .deps/java/awt/PrintGraphics.P \ +.deps/java/awt/PrintJob.P .deps/java/awt/Rectangle.P \ .deps/java/awt/RenderingHints.P .deps/java/awt/ScrollPane.P \ .deps/java/awt/Scrollbar.P .deps/java/awt/Shape.P \ .deps/java/awt/SystemColor.P .deps/java/awt/TextArea.P \ @@ -2038,6 +2049,14 @@ DEP_FILES = .deps/$(srcdir)/$(CONVERT_DIR)/gen-from-JIS.P \ .deps/java/awt/color/ICC_ColorSpace.P \ .deps/java/awt/color/ICC_Profile.P \ .deps/java/awt/datatransfer/Clipboard.P \ +.deps/java/awt/datatransfer/ClipboardOwner.P \ +.deps/java/awt/datatransfer/DataFlavor.P \ +.deps/java/awt/datatransfer/FlavorMap.P \ +.deps/java/awt/datatransfer/MimeTypeParseException.P \ +.deps/java/awt/datatransfer/StringSelection.P \ +.deps/java/awt/datatransfer/SystemFlavorMap.P \ +.deps/java/awt/datatransfer/Transferable.P \ +.deps/java/awt/datatransfer/UnsupportedFlavorException.P \ .deps/java/awt/event/AWTEventListener.P \ .deps/java/awt/event/ActionEvent.P \ .deps/java/awt/event/ActionListener.P \ diff --git a/libjava/java/awt/PrintGraphics.java b/libjava/java/awt/PrintGraphics.java new file mode 100644 index 0000000..3d1ee63 --- /dev/null +++ b/libjava/java/awt/PrintGraphics.java @@ -0,0 +1,59 @@ +/* PrintGraphics.java -- A print graphics context. + Copyright (C) 1999 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., 59 Temple Place, Suite 330, Boston, MA +02111-1307 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 java.awt; + +/** + * This interface allows the originating print job to be obtained. + * + * @author Aaron M. Renn (arenn@urbanophile.com) + */ +public interface PrintGraphics +{ + +/** + * Returns the <code>PrintJob</code> that this object is being + * managed by. + * + * @return The print job for this object. + */ +public abstract PrintJob +getPrintJob(); + +} // interface PrintGraphics + diff --git a/libjava/java/awt/PrintJob.java b/libjava/java/awt/PrintJob.java new file mode 100644 index 0000000..4e6ae29 --- /dev/null +++ b/libjava/java/awt/PrintJob.java @@ -0,0 +1,128 @@ +/* PrintJob.java -- A print job class + Copyright (C) 1999 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., 59 Temple Place, Suite 330, Boston, MA +02111-1307 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 java.awt; + +/** + * This abstract class represents a print job. + * + * @author Aaron M. Renn (arenn@urbanophile.com) + */ +public abstract class PrintJob +{ + +/* + * Constructors + */ + +/** + * This method initializes a new instance of <code>PrintJob</code>. + */ +public +PrintJob() +{ +} + +/*************************************************************************/ + +/* + * Instance Methods + */ + +/** + * Returns a graphics context suitable for rendering the next page. + * + * @return A graphics context for printing the next page. + */ +public abstract Graphics +getGraphics(); + +/*************************************************************************/ + +/** + * Returns the dimension of the page in pixels. The resolution will be + * chosen to be similar to the on screen image. + * + * @return The page dimensions. + */ +public abstract Dimension +getPageDimension(); + +/*************************************************************************/ + +/** + * Returns the resolution of the page in pixels per inch. + * + * @return The resolution of the page in pixels per inch. + */ +public abstract int +getPageResolution(); + +/*************************************************************************/ + +/** + * Tests whether or not the last page will be printed first. + * + * @return <code>true</code> if the last page prints first, <code>false</code> + * otherwise. + */ +public abstract boolean +lastPageFirst(); + +/*************************************************************************/ + +/** + * Informs the print job that printing is complete. + */ +public abstract void +end(); + +/*************************************************************************/ + +/** + * This method explicitly ends the print job in the event the job + * becomes un-referenced without the application having done so. + */ +public void +finalize() +{ + end(); +} + +} // class PrintJob + diff --git a/libjava/java/awt/Toolkit.java b/libjava/java/awt/Toolkit.java index 85a38f2..4c59138 100644 --- a/libjava/java/awt/Toolkit.java +++ b/libjava/java/awt/Toolkit.java @@ -1,263 +1,825 @@ -/* Copyright (C) 1999, 2000 Free Software Foundation +/* Toolkit.java -- AWT Toolkit superclass + Copyright (C) 1999, 2000, 2001, 2002 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., 59 Temple Place, Suite 330, Boston, MA +02111-1307 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. */ - This file is part of libjava. - -This software is copyrighted work licensed under the terms of the -Libjava License. Please consult the file "LIBJAVA_LICENSE" for -details. */ package java.awt; -import java.awt.peer.*; + import java.awt.event.*; -import java.net.URL; -import java.beans.*; +import java.awt.peer.*; import java.awt.image.*; import java.awt.datatransfer.Clipboard; -import java.util.Hashtable; -import gnu.java.awt.GLightweightPeer; - -/* A very incomplete placeholder. */ +import java.util.Properties; +import java.net.URL; +import java.beans.*; +/** + * The AWT system uses a set of native peer objects to implement its + * widgets. These peers are provided by a peer toolkit, that is accessed + * via a subclass of this superclass. The system toolkit is retrieved + * by the static methods <code>getDefaultToolkit</code>. This method + * determines the system toolkit by examining the system property + * <code>awt.toolkit</code>. That property is set to the name of the + * <code>Toolkit</code> subclass for the specified peer set. If the + * <code>awt.toolkit</code> property is not set, then the default + * toolkit <code>gnu.java.awt.peer.gtk.GtkToolkit</code> is used. This + * toolkit creates its peers using the GTK+ toolkit. + * + * @author Aaron M. Renn (arenn@urbanophile.com) + */ public abstract class Toolkit { - static Toolkit defaultToolkit; - PropertyChangeSupport changeSupport = new PropertyChangeSupport(this); - Hashtable desktopProperties = new Hashtable(); - - public static Toolkit getDefaultToolkit() - { - if (defaultToolkit != null) - return defaultToolkit; - - Class toolkit_class; - String tk_class_name = System.getProperty("awt.toolkit"); - if (tk_class_name == null) - tk_class_name = "gnu.awt.gtk.GtkToolkit"; - - try + +/* + * Static Variables + */ + +// The default toolkit name. +private static String default_toolkit_name = + "gnu.java.awt.peer.gtk.GtkToolkit"; + +// The toolkit in use. Once we load it, we don't ever change it +// if the awt.toolkit propert is set. +private static Toolkit toolkit; + +// The toolkit properties +private static Properties props = new Properties(); + +private PropertyChangeSupport changeSupport = new PropertyChangeSupport(this); + +private Properties desktopProperties = new Properties(); + +/*************************************************************************/ + +/* + * Static Methods + */ + +/** + * Returns an instance of the default toolkit. The default toolkit is + * the subclass of <code>Toolkit</code> specified in the system property + * <code>awt.toolkit</code>, or <code>gnu.java.awt.peer.gtk.GtkToolkit</code> + * if the property is not set. + * + * @return An instance of the system default toolkit. + * + * @error AWTError If the toolkit cannot be loaded. + */ +public static Toolkit +getDefaultToolkit() +{ + if (toolkit != null) + return(toolkit); + + String toolkit_name = System.getProperty("awt.toolkit", + default_toolkit_name); + + try { - toolkit_class = Class.forName(tk_class_name); - defaultToolkit = (Toolkit) toolkit_class.newInstance(); + Class cls = Class.forName(toolkit_name); + Object obj = cls.newInstance(); + + if (!(obj instanceof Toolkit)) + throw new AWTError(toolkit_name + " is not a subclass of " + + "java.awt.Toolkit"); + + toolkit = (Toolkit)obj; + return(toolkit); } - catch (Exception x) + catch(Exception e) { - throw new AWTError("Toolkit class " + tk_class_name + - " could not be initialized:\n " + x); + throw new AWTError("Cannot load AWT toolkit: " + e.getMessage()); } +} - return defaultToolkit; - } - - protected abstract ButtonPeer createButton(Button target); - protected abstract TextFieldPeer createTextField(TextField target); - protected abstract LabelPeer createLabel(Label target); - protected abstract ListPeer createList(List target); - protected abstract CheckboxPeer createCheckbox(Checkbox target); - protected abstract ScrollbarPeer createScrollbar(Scrollbar target); - protected abstract ScrollPanePeer createScrollPane(ScrollPane target); - protected abstract TextAreaPeer createTextArea(TextArea target); - protected abstract ChoicePeer createChoice(Choice target); - protected abstract FramePeer createFrame(Frame target); - protected abstract CanvasPeer createCanvas(Canvas target); - protected abstract PanelPeer createPanel(Panel target); - protected abstract WindowPeer createWindow(Window target); - protected abstract DialogPeer createDialog(Dialog target); - protected abstract MenuBarPeer createMenuBar(MenuBar target); - protected abstract MenuPeer createMenu(Menu target); - protected abstract PopupMenuPeer createPopupMenu(PopupMenu target); - protected abstract MenuItemPeer createMenuItem(MenuItem target); - protected abstract FileDialogPeer createFileDialog(FileDialog target); - protected abstract CheckboxMenuItemPeer - createCheckboxMenuItem(CheckboxMenuItem target); - - protected LightweightPeer createComponent(Component target) - { - return GLightweightPeer.INSTANCE; - } - - /* @deprecated Use GraphicsEnvironment.getAllFonts() */ - protected abstract java.awt.peer.FontPeer getFontPeer(String name, int style); - - /* - public abstract DragSourceContextPeer - createDragSourceContextPeer(DragGestureEvent dge) - throws InvalidDnDOperationException; +/*************************************************************************/ + +/** + * Returns the value of the property with the specified name, or the + * default value if the property does not exist. + * + * @param key The name of the property to retrieve. + * @param defThe default value of the property. */ - - protected void loadSystemColors(int[] systemColors) - { - // FIXME - } - - public abstract Dimension getScreenSize(); - public abstract int getScreenResolution(); - public abstract ColorModel getColorModel(); - /* @deprecated Use GraphicsEnvironment.getAvailableFontFamilyNames() */ - public abstract String[] getFontList(); - public abstract FontMetrics getFontMetrics(Font font); - public abstract void sync(); - public abstract Image getImage(String filename); - public abstract Image getImage(URL url); - public abstract Image createImage(String filename); - public abstract Image createImage(URL url); - public abstract boolean prepareImage(Image image, int width, int height, - ImageObserver observer); - public abstract int checkImage(Image image, int width, int height, - ImageObserver observer); - public abstract Image createImage(ImageProducer producer); - - public Image createImage(byte[] imagedata) - { - return createImage (imagedata, 0, imagedata.length); - } - - public abstract Image createImage(byte[] imagedata, int imageoffset, - int imagelength); - /* - public abstract PrintJob getPrintJob(Frame frame, String jobtitle, - Properties props); - public PrintJob getPrintJob(Frame frame, String jobtitle, - JobAttributes jobAttributes, - PageAttributes pageAttributes) - { - - } +public static String +getProperty(String key, String def) +{ + return(props.getProperty(key, def)); +} + +/*************************************************************************/ + +/** + * Returns the native container object of the specified component. This + * method is necessary because the parent component might be a lightweight + * component. + * + * @param component The component to fetch the native container for. + * + * @return The native container object for this component. */ - - public abstract void beep(); - public abstract Clipboard getSystemClipboard(); - - public int getMenuShortcutKeyMask() - { - return InputEvent.CTRL_MASK; - } - - public boolean getLockingKeyState(int keyCode) - { - if (keyCode != KeyEvent.VK_CAPS_LOCK - && keyCode != KeyEvent.VK_NUM_LOCK - && keyCode != KeyEvent.VK_SCROLL_LOCK) - throw new IllegalArgumentException(); - - throw new UnsupportedOperationException(); - } - - public void setLockingKeyState(int keyCode, boolean on) - { - if (keyCode != KeyEvent.VK_CAPS_LOCK - && keyCode != KeyEvent.VK_NUM_LOCK - && keyCode != KeyEvent.VK_SCROLL_LOCK) - throw new IllegalArgumentException(); - - throw new UnsupportedOperationException(); - } - - protected static Container getNativeContainer(Component c) - { - while (c != null) - { - if (!c.isLightweight ()) - return (Container) c; +protected static Container +getNativeContainer(Component component) +{ + component = component.getParent(); - c = c.getParent(); + for(;;) + { + if (component == null) + return(null); + + if (!(component instanceof Container)) + { + component = component.getParent(); + continue; + } + + if (component.getPeer() instanceof LightweightPeer) + { + component = component.getParent(); + continue; + } + + return((Container)component); } - return null; - } - - public Cursor createCustomCursor(Image cursor, Point hotSpot, String name) - throws IndexOutOfBoundsException - { - // Presumably the only reason this isn't abstract is for backwards - // compatibility? FIXME? - return null; - } - - public Dimension getBestCursorSize(int preferredWidth, int preferredHeight) - { - return new Dimension (0,0); - } - - public int getMaximumCursorColors() - { - return 0; - } - - public static String getProperty(String key, String defaultValue) - { - // FIXME - return defaultValue; - } - - public final EventQueue getSystemEventQueue() - { - return getSystemEventQueueImpl(); - } - - protected abstract EventQueue getSystemEventQueueImpl(); - - /* - public DragGestureRecognizer - createDragGestureRecognizer(Class abstractRecognizerClass, DragSource ds, - Component c, int srcActions, - DragGestureListener dgl) - { - // err... FIXME - return null; - } - */ - - public final Object getDesktopProperty(String propertyName) - { - return desktopProperties.get(propertyName); - } - - protected final void setDesktopProperty(String name, Object newValue) - { - Object oldValue = getDesktopProperty(name); - desktopProperties.put(name, newValue); - changeSupport.firePropertyChange(name, oldValue, newValue); - } - - protected Object lazilyLoadDesktopProperty(String name) - { - // FIXME - what is this?? - return null; - } - - protected void initializeDesktopProperties() - { - // Overridden by toolkit implementation? - } - - public void addPropertyChangeListener(String name, - PropertyChangeListener pcl) - { - changeSupport.addPropertyChangeListener(name, pcl); - } - - public void removePropertyChangeListener(String name, - PropertyChangeListener pcl) - { - changeSupport.removePropertyChangeListener(name, pcl); - } - - public void addAWTEventListener(AWTEventListener listener, long eventMask) - { - // SecurityManager s = System.getSecurityManager(); - // if (s != null) - // s.checkPermission(AWTPermission("listenToAllAWTEvents")); - - // FIXME - } - - public void removeAWTEventListener(AWTEventListener listener) - { - // FIXME - } - - /* - public abstract Map mapInputMethodHighlight(InputMethodHighlight highlight) - { - } +} + +/*************************************************************************/ + +/* + * Constructors + */ + +/** + * Default constructor for subclasses. + */ +public +Toolkit() +{ +} + +/*************************************************************************/ + +/* + * Instance Methods + */ + +/** + * Creates a peer object for the specified <code>Button</code>. + * + * @param target The <code>Button</code> to create the peer for. + * + * @return The peer for the specified <code>Button</code> object. + */ +protected abstract ButtonPeer +createButton(Button target); + +/*************************************************************************/ + +/** + * Creates a peer object for the specified <code>TextField</code>. + * + * @param target The <code>TextField</code> to create the peer for. + * + * @return The peer for the specified <code>TextField</code> object. + */ +protected abstract TextFieldPeer +createTextField(TextField target); + +/*************************************************************************/ + +/** + * Creates a peer object for the specified <code>Label</code>. + * + * @param target The <code>Label</code> to create the peer for. + * + * @return The peer for the specified <code>Label</code> object. + */ +protected abstract LabelPeer +createLabel(Label target); + +/*************************************************************************/ + +/** + * Creates a peer object for the specified <code>List</code>. + * + * @param target The <code>List</code> to create the peer for. + * + * @return The peer for the specified <code>List</code> object. + */ +protected abstract ListPeer +createList(List target); + +/*************************************************************************/ + +/** + * Creates a peer object for the specified <code>Checkbox</code>. + * + * @param target The <code>Checkbox</code> to create the peer for. + * + * @return The peer for the specified <code>Checkbox</code> object. + */ +protected abstract CheckboxPeer +createCheckbox(Checkbox target); + +/*************************************************************************/ + +/** + * Creates a peer object for the specified <code>Scrollbar</code>. + * + * @param target The <code>Scrollbar</code> to create the peer for. + * + * @return The peer for the specified <code>Scrollbar</code> object. + */ +protected abstract ScrollbarPeer +createScrollbar(Scrollbar target); + +/*************************************************************************/ + +/** + * Creates a peer object for the specified <code>ScrollPane</code>. + * + * @param target The <code>ScrollPane</code> to create the peer for. + * + * @return The peer for the specified <code>ScrollPane</code> object. + */ +protected abstract ScrollPanePeer +createScrollPane(ScrollPane target); + +/*************************************************************************/ + +/** + * Creates a peer object for the specified <code>TextArea</code>. + * + * @param target The <code>TextArea</code> to create the peer for. + * + * @return The peer for the specified <code>TextArea</code> object. + */ +protected abstract TextAreaPeer +createTextArea(TextArea target); + +/*************************************************************************/ + +/** + * Creates a peer object for the specified <code>Choice</code>. + * + * @param target The <code>Choice</code> to create the peer for. + * + * @return The peer for the specified <code>Choice</code> object. + */ +protected abstract ChoicePeer +createChoice(Choice target); + +/*************************************************************************/ + +/** + * Creates a peer object for the specified <code>Frame</code>. + * + * @param target The <code>Frame</code> to create the peer for. + * + * @return The peer for the specified <code>Frame</code> object. + */ +protected abstract FramePeer +createFrame(Frame target); + +/*************************************************************************/ + +/** + * Creates a peer object for the specified <code>Canvas</code>. + * + * @param target The <code>Canvas</code> to create the peer for. + * + * @return The peer for the specified <code>Canvas</code> object. + */ +protected abstract CanvasPeer +createCanvas(Canvas target); + +/*************************************************************************/ + +/** + * Creates a peer object for the specified <code>Panel</code>. + * + * @param target The <code>Panel</code> to create the peer for. + * + * @return The peer for the specified <code>Panel</code> object. + */ +protected abstract PanelPeer +createPanel(Panel target); + +/*************************************************************************/ + +/** + * Creates a peer object for the specified <code>Window</code>. + * + * @param target The <code>Window</code> to create the peer for. + * + * @return The peer for the specified <code>Window</code> object. + */ +protected abstract WindowPeer +createWindow(Window target); + +/*************************************************************************/ + +/** + * Creates a peer object for the specified <code>Dialog</code>. + * + * @param target The dialog to create the peer for + * + * @return The peer for the specified font name. + */ +protected abstract DialogPeer +createDialog(Dialog target); + +/*************************************************************************/ + +/** + * Creates a peer object for the specified <code>MenuBar</code>. + * + * @param target The <code>MenuBar</code> to create the peer for. + * + * @return The peer for the specified <code>MenuBar</code> object. + */ +protected abstract MenuBarPeer +createMenuBar(MenuBar target); + +/*************************************************************************/ + +/** + * Creates a peer object for the specified <code>Menu</code>. + * + * @param target The <code>Menu</code> to create the peer for. + * + * @return The peer for the specified <code>Menu</code> object. + */ +protected abstract MenuPeer +createMenu(Menu target); + +/*************************************************************************/ + +/** + * Creates a peer object for the specified <code>PopupMenu</code>. + * + * @param target The <code>PopupMenu</code> to create the peer for. + * + * @return The peer for the specified <code>PopupMenu</code> object. + */ +protected abstract PopupMenuPeer +createPopupMenu(PopupMenu target); + +/*************************************************************************/ + +/** + * Creates a peer object for the specified <code>MenuItem</code>. + * + * @param target The <code>MenuItem</code> to create the peer for. + * + * @return The peer for the specified <code>MenuItem</code> object. + */ +protected abstract MenuItemPeer +createMenuItem(MenuItem target); + +/*************************************************************************/ + +/** + * Creates a peer object for the specified <code>FileDialog</code>. + * + * @param target The <code>FileDialog</code> to create the peer for. + * + * @return The peer for the specified <code>FileDialog</code> object. + */ +protected abstract FileDialogPeer +createFileDialog(FileDialog target); + +/*************************************************************************/ + +/** + * Creates a peer object for the specified <code>CheckboxMenuItem</code>. + * + * @param target The <code>CheckboxMenuItem</code> to create the peer for. + * + * @return The peer for the specified <code>CheckboxMenuItem</code> object. + */ +protected abstract CheckboxMenuItemPeer +createCheckboxMenuItem(CheckboxMenuItem target); + +/*************************************************************************/ + +/** + * Creates a peer object for the specified <code>Component</code>. The + * peer returned by this method is not a native windowing system peer + * with its own native window. Instead, this method allows the component + * to draw on its parent window as a "lightweight" widget. + * + * XXX: FIXME + * + * @param target The <code>Component</code> to create the peer for. + * + * @return The peer for the specified <code>Component</code> object. */ +protected LightweightPeer +createComponent(Component target) +{ + return null; +} + +/*************************************************************************/ + +/** + * Creates a peer object for the specified font name. + * + * @param name The font to create the peer for. + * @param style The font style to create the peer for. + * + * @return The peer for the specified font name. + */ +protected abstract FontPeer +getFontPeer(String name, int style); + +/*************************************************************************/ + +/** + * Copies the current system colors into the specified array. This is + * the interface used by the <code>SystemColors</code> class. + * + * @param colors The array to copy the system colors into. + */ +protected void +loadSystemColors(int systemColors[]) +{ } + +/*************************************************************************/ + +/** + * Returns the dimensions of the screen in pixels. + * + * @return The dimensions of the screen in pixels. + */ +public abstract Dimension +getScreenSize(); + +/*************************************************************************/ + +/** + * Returns the screen resolution in dots per square inch. + * + * @return The screen resolution in dots per square inch. + */ +public abstract int +getScreenResolution(); + +/*************************************************************************/ + +/** + * Returns the color model of the screen. + * + * @return The color model of the screen. + */ +public abstract ColorModel +getColorModel(); + +/*************************************************************************/ + +/** + * Returns the names of the available fonts. + * + * @return The names of the available fonts. + */ +public abstract String[] +getFontList(); + +/*************************************************************************/ + +/** + * Return the font metrics for the specified font + * + * @param name The name of the font to return metrics for. + * + * @return The requested font metrics. + */ +public abstract FontMetrics +getFontMetrics(Font name); + +/*************************************************************************/ + +/** + * Flushes any buffered data to the screen so that it is in sync with + * what the AWT system has drawn to it. + */ +public abstract void +sync(); + +/*************************************************************************/ + +/** + * Returns an image from the specified file, which must be in a + * recognized format. Supported formats vary from toolkit to toolkit. + * + * @return name The name of the file to read the image from. + */ +public abstract Image +getImage(String name); + +/*************************************************************************/ + +/** + * Returns an image from the specified URL, which must be in a + * recognized format. Supported formats vary from toolkit to toolkit. + * + * @return url The URl to read the image from. + */ +public abstract Image +getImage(URL url); + +/*************************************************************************/ + +/** + * Readies an image to be rendered on the screen. The width and height + * values can be set to the default sizes for the image by passing -1 + * in those parameters. + * + * @param image The image to prepare for rendering. + * @param width The width of the image. + * @param height The height of the image. + * @param observer The observer to receive events about the preparation + * process. + * + * @return <code>true</code> if the image is already prepared for rendering, + * <code>false</code> otherwise. + */ +public abstract boolean +prepareImage(Image image, int width, int height, ImageObserver observer); + +/*************************************************************************/ + +/** + * Checks the status of specified image as it is being readied for + * rendering. + * + * @param image The image to prepare for rendering. + * @param width The width of the image. + * @param height The height of the image. + * @param observer The observer to receive events about the preparation + * process. + * + * @return A union of the bitmasks from + * <code>java.awt.image.ImageObserver</code> that indicates the current + * state of the imaging readying process. + */ +public abstract int +checkImage(Image image, int width, int height, ImageObserver observer); + +/*************************************************************************/ + +/** + * Creates an image using the specified <code>ImageProducer</code> + * + * @param producer The <code>ImageProducer</code> to create the image from. + * + * @return The created image. + */ +public abstract Image +createImage(ImageProducer producer); + +/*************************************************************************/ + +/** + * Creates an image from the specified portion of the byte array passed. + * The array must be in a recognized format. Supported formats vary from + * toolkit to toolkit. + * + * @param data The raw image data. + * @param offset The offset into the data where the image data starts. + * @param len The length of the image data. + * + * @return The created image. + */ +public abstract Image +createImage(byte[] data, int offset, int len); + +/*************************************************************************/ + +/** + * Creates an image from the specified byte array. The array must be in + * a recognized format. Supported formats vary from toolkit to toolkit. + * + * @param data The raw image data. + * + * @return The created image. + */ +public Image +createImage(byte[] data) +{ + return(createImage(data, 0, data.length)); +} + +public abstract Image +createImage(String filename); + +public abstract Image +createImage(URL url); + + +/*************************************************************************/ + +/** + * Returns a instance of <code>PrintJob</code> for the specified + * arguments. + * + * @param frame The window initiating the print job. + * @param title The print job title. + * @param props The print job properties. + * + * @return The requested print job, or <code>null</code> if the job + * was cancelled. + */ +public abstract PrintJob +getPrintJob(Frame frame, String title, Properties props); + +/*************************************************************************/ + +/** + * Returns the system clipboard. + * + * @return THe system clipboard. + */ +public abstract Clipboard +getSystemClipboard(); + +/*************************************************************************/ + +/** + * Returns the accelerator key mask for menu shortcuts. The default is + * <code>Event.CTRL_MASK</code>. A toolkit must override this method + * to change the default. + * + * @return The key mask for the menu accelerator key. + */ +public int +getMenuShortcutKeyMask() +{ + return Event.CTRL_MASK; +} + +public boolean +getLockingKeyState(int keyCode) +{ + if (keyCode != KeyEvent.VK_CAPS_LOCK + && keyCode != KeyEvent.VK_NUM_LOCK + && keyCode != KeyEvent.VK_SCROLL_LOCK) + throw new IllegalArgumentException(); + + throw new UnsupportedOperationException(); +} + +public void +setLockingKeyState(int keyCode, boolean on) +{ + if (keyCode != KeyEvent.VK_CAPS_LOCK + && keyCode != KeyEvent.VK_NUM_LOCK + && keyCode != KeyEvent.VK_SCROLL_LOCK) + throw new IllegalArgumentException(); + + throw new UnsupportedOperationException(); +} + +/*************************************************************************/ + +/** + * Returns the event queue for the applet. Despite the word "System" + * in the name of this method, there is no guarantee that the same queue + * is shared system wide. + * + * @return The event queue for this applet (or application) + */ +public final EventQueue +getSystemEventQueue() +{ + return(getSystemEventQueueImpl()); +} + +/*************************************************************************/ + +/** + * // FIXME: What does this do? + */ +protected abstract EventQueue +getSystemEventQueueImpl(); + +/*************************************************************************/ + +/** + * Causes a "beep" tone to be generated. + */ +public abstract void +beep(); + +public Cursor +createCustomCursor(Image cursor, Point hotSpot, String name) + throws IndexOutOfBoundsException +{ + // Presumably the only reason this isn't abstract is for backwards + // compatibility? FIXME? + return null; +} + +public Dimension +getBestCursorSize(int preferredWidth, int preferredHeight) +{ + return new Dimension (0,0); +} + +public int +getMaximumCursorColors() +{ + return 0; +} + +public final Object +getDesktopProperty(String propertyName) +{ + return desktopProperties.get(propertyName); +} + +protected final void +setDesktopProperty(String name, Object newValue) +{ + Object oldValue = getDesktopProperty(name); + desktopProperties.put(name, newValue); + changeSupport.firePropertyChange(name, oldValue, newValue); +} +protected Object +lazilyLoadDesktopProperty(String name) +{ + // FIXME - what is this?? + return null; +} + +protected void +initializeDesktopProperties() +{ + // Overridden by toolkit implementation? +} + +public void +addPropertyChangeListener(String name, PropertyChangeListener pcl) +{ + changeSupport.addPropertyChangeListener(name, pcl); +} + +public void +removePropertyChangeListener(String name, PropertyChangeListener pcl) +{ + changeSupport.removePropertyChangeListener(name, pcl); +} + +public void +addAWTEventListener(AWTEventListener listener, long eventMask) +{ + // SecurityManager s = System.getSecurityManager(); + // if (s != null) + // s.checkPermission(AWTPermission("listenToAllAWTEvents")); + + // FIXME +} + +public void +removeAWTEventListener(AWTEventListener listener) +{ + // FIXME +} + +} // class Toolkit diff --git a/libjava/java/awt/datatransfer/Clipboard.java b/libjava/java/awt/datatransfer/Clipboard.java index 634a8d5..6ef9e70 100644 --- a/libjava/java/awt/datatransfer/Clipboard.java +++ b/libjava/java/awt/datatransfer/Clipboard.java @@ -1,15 +1,136 @@ -/* Copyright (C) 2000 Free Software Foundation +/* Clipboard.java -- Class for transferring data via cut and paste. + Copyright (C) 1999, 2001 Free Software Foundation, Inc. - This file is part of libgcj. +This file is part of GNU Classpath. -This software is copyrighted work licensed under the terms of the -Libgcj License. Please consult the file "LIBGCJ_LICENSE" for -details. */ +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. -package java.awt.datatransfer; +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., 59 Temple Place, Suite 330, Boston, MA +02111-1307 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. */ -/* A very incomplete placeholder. */ +package java.awt.datatransfer; + +/** + * This class allows data to be transferred using a cut and paste type + * mechanism. + * + * @author Aaron M. Renn (arenn@urbanophile.com) + */ public class Clipboard { + +/* + * Instance Variables + */ + +/** + * The data being transferred. + */ +protected Transferable contents; + +/** + * The owner of this clipboard. + */ +protected ClipboardOwner owner; + +// The clipboard name +private String name; + +/*************************************************************************/ + +/* + * Constructors + */ + +/** + * Initializes a new instance of <code>Clipboard</code> with the + * specified name. + * + * @param name The clipboard name. + */ +public +Clipboard(String name) +{ + this.name = name; } + +/*************************************************************************/ + +/* + * Instance Methods + */ + +/** + * Returns the name of the clipboard. + */ +public String +getName() +{ + return(name); +} + +/*************************************************************************/ + +/** + * Returns the contents of the clipboard. + * + * @param requestor The object requesting the contents. + */ +public synchronized Transferable +getContents(Object requestor) +{ + return(contents); +} + +/*************************************************************************/ + +/** + * Sets the content and owner of this clipboard. + * If the given owner is different from the current owner + * then lostOwnership is called on the current owner. + * XXX - is this called with the old or new contents. + * + * @param contents The new clipboard contents. + * @param owner The new clipboard owner + */ +public synchronized void +setContents(Transferable contents, ClipboardOwner owner) +{ + if (this.owner != owner) + if (this.owner != null) + this.owner.lostOwnership(this, contents); + + this.owner = owner; + this.contents = contents; +} + +} // class Clipboard + diff --git a/libjava/java/awt/datatransfer/ClipboardOwner.java b/libjava/java/awt/datatransfer/ClipboardOwner.java new file mode 100644 index 0000000..3127e02 --- /dev/null +++ b/libjava/java/awt/datatransfer/ClipboardOwner.java @@ -0,0 +1,60 @@ +/* ClipboardOwner.java -- Interface for clipboard providers + Copyright (C) 1999 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., 59 Temple Place, Suite 330, Boston, MA +02111-1307 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 java.awt.datatransfer; + +/** + * This interface is for classes that will own a clipboard object. + * + * @author Aaron M. Renn (arenn@urbanophile.com) + */ +public interface ClipboardOwner +{ + +/** + * This method is called to notify this object that it no longer + * has ownership of the specified <code>Clipboard</code>. + * + * @param clipboard The clipboard for which ownership was lost. + * @param contents The contents of the clipboard which are no longer owned. + */ +public abstract void +lostOwnership(Clipboard clipboard, Transferable contents); + +} // interface ClipboardOwner + diff --git a/libjava/java/awt/datatransfer/DataFlavor.java b/libjava/java/awt/datatransfer/DataFlavor.java new file mode 100644 index 0000000..3c6b272 --- /dev/null +++ b/libjava/java/awt/datatransfer/DataFlavor.java @@ -0,0 +1,982 @@ +/* DataFlavor.java -- A type of data to transfer via the clipboard. + Copyright (C) 1999, 2001 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., 59 Temple Place, Suite 330, Boston, MA +02111-1307 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 java.awt.datatransfer; + +import java.io.ByteArrayInputStream; +import java.io.InputStream; +import java.io.InputStreamReader; +import java.io.IOException; +import java.io.ObjectOutput; +import java.io.ObjectInput; +import java.io.Reader; +import java.io.StringReader; +import java.io.UnsupportedEncodingException; + +/** + * This class represents a particular data format used for transferring + * data via the clipboard. + * + * @author Aaron M. Renn (arenn@urbanophile.com) + */ +public class DataFlavor implements java.io.Externalizable, Cloneable +{ + +// FIXME: Serialization: Need to write methods for. + +/* + * Static Variables + */ + +/** + * This is the data flavor used for tranferring plain text. The MIME + * type is "text/plain; charset=unicode". The representation class + * is <code>java.io.InputStream</code>. + * + * @deprecated The charset unicode is platform specific and InputStream + * deals with bytes not chars. Use <code>getRederForText()</code>. + */ +public static final DataFlavor plainTextFlavor; + +/** + * This is the data flavor used for transferring Java strings. The + * MIME type is "application/x-java-serialized-object" and the + * representation class is <code>java.lang.String</code>. + */ +public static final DataFlavor stringFlavor; + +/** + * This is a data flavor used for transferring lists of files. The + * representation type is a <code>java.util.List</code>, with each element of + * the list being a <code>java.io.File</code>. + */ +public static final DataFlavor javaFileListFlavor; + +/** + * This is the MIME type used for transferring a serialized object. + * The representation class is the type of object be deserialized. + */ +public static final String javaSerializedObjectMimeType = + "application/x-java-serialized-object"; + +/** + * This is the MIME type used to transfer a Java object reference within + * the same JVM. The representation class is the class of the object + * being transferred. + */ +public static final String javaJVMLocalObjectMimeType = + "application/x-java-jvm-local-object"; + +/** + * This is the MIME type used to transfer a link to a remote object. + * The representation class is the type of object being linked to. + */ +public static final String javaRemoteObjectMimeType = + "application/x-java-remote-object"; + +static +{ + plainTextFlavor + = new DataFlavor(java.io.InputStream.class, + "text/plain; charset=unicode", + "plain unicode text"); + + stringFlavor + = new DataFlavor(java.lang.String.class, + "Java Unicode String"); + + javaFileListFlavor + = new DataFlavor(java.util.List.class, + "Java File List"); + + // javaFileListFlavor.mimeType = "application/x-java-file-list"; +} + +/*************************************************************************/ + +/* + * Instance Variables + */ + +// The MIME type for this flavor +private final String mimeType; + +// The representation class for this flavor +private final Class representationClass; + +// The human readable name of this flavor +private String humanPresentableName; + +/*************************************************************************/ + +/* + * Static Methods + */ + +/** + * This method attempts to load the named class. The following class + * loaders are searched in order: the bootstrap class loader, the + * system class loader, the context class loader (if it exists), and + * the specified fallback class loader. + * + * @param className The name of the class to load. + * @param classLoader The class loader to use if all others fail, which + * may be <code>null</code>. + * + * @exception ClassNotFoundException If the class cannot be loaded. + */ +protected static final Class +tryToLoadClass(String className, ClassLoader classLoader) + throws ClassNotFoundException +{ + try + { + return(Class.forName(className)); + } + catch(Exception e) { ; } + // Commented out for Java 1.1 + /* + try + { + return(className.getClass().getClassLoader().findClass(className)); + } + catch(Exception e) { ; } + + try + { + return(ClassLoader.getSystemClassLoader().findClass(className)); + } + catch(Exception e) { ; } + */ + + // FIXME: What is the context class loader? + /* + try + { + } + catch(Exception e) { ; } + */ + + if (classLoader != null) + return(classLoader.loadClass(className)); + else + throw new ClassNotFoundException(className); +} + +/*************************************************************************/ + +/* + * Constructors + */ + +/** + * Empty public constructor needed for externalization. + * Should not be used for normal instantiation. + */ +public +DataFlavor() +{ + mimeType = null; + representationClass = null; + humanPresentableName = null; +} + +/*************************************************************************/ + +/** + * Private constructor. + */ +private +DataFlavor(Class representationClass, + String mimeType, + String humanPresentableName) +{ + this.representationClass = representationClass; + this.mimeType = mimeType; + if (humanPresentableName != null) + this.humanPresentableName = humanPresentableName; + else + this.humanPresentableName = mimeType; +} + +/*************************************************************************/ + +/** + * Initializes a new instance of <code>DataFlavor</code>. The class + * and human readable name are specified, the MIME type will be + * "application/x-java-serialized-object". If the human readable name + * is not specified (<code>null</code>) then the human readable name + * will be the same as the MIME type. + * + * @param representationClass The representation class for this object. + * @param humanPresentableName The display name of the object. + */ +public +DataFlavor(Class representationClass, String humanPresentableName) +{ + this(representationClass, + "application/x-java-serialized-object" + + "; class=" + + representationClass.getName(), + humanPresentableName); +} + +/*************************************************************************/ + +/** + * Initializes a new instance of <code>DataFlavor</code> with the + * specified MIME type and description. If the MIME type has a + * "class=<rep class>" parameter then the representation class will + * be the class name specified. Otherwise the class defaults to + * <code>java.io.InputStream</code>. If the human readable name + * is not specified (<code>null</code>) then the human readable name + * will be the same as the MIME type. + * + * @param mimeType The MIME type for this flavor. + * @param humanPresentableName The display name of this flavor. + * @param classLoader The class loader for finding classes if the default + * class loaders do not work. + * + * @exception IllegalArgumentException If the representation class + * specified cannot be loaded. + */ +public +DataFlavor(String mimeType, String humanPresentableName, + ClassLoader classLoader) throws ClassNotFoundException +{ + this(getRepresentationClassFromMime(mimeType, classLoader), + mimeType, humanPresentableName); +} + +private static Class +getRepresentationClassFromMime(String mimeString, ClassLoader classLoader) +{ + String classname = getParameter("class", mimeString); + if (classname != null) + { + try + { + return tryToLoadClass(classname, classLoader); + } + catch(Exception e) + { + throw new IllegalArgumentException("classname: " + e.getMessage()); + } + } + else + { + return java.io.InputStream.class; + } +} + +/*************************************************************************/ + +/** + * Initializes a new instance of <code>DataFlavor</code> with the + * specified MIME type and description. If the MIME type has a + * "class=<rep class>" parameter then the representation class will + * be the class name specified. Otherwise the class defaults to + * <code>java.io.InputStream</code>. If the human readable name + * is not specified (<code>null</code>) then the human readable name + * will be the same as the MIME type. This is the same as calling + * <code>new DataFlavor(mimeType, humanPresentableName, null)</code>. + * + * @param mimeType The MIME type for this flavor. + * @param humanPresentableName The display name of this flavor. + * @param classLoader The class loader for finding classes. + * + * @exception IllegalArgumentException If the representation class + * specified cannot be loaded. + */ +public +DataFlavor(String mimeType, String humanPresentableName) + throws ClassNotFoundException +{ + this(mimeType, humanPresentableName, null); +} + +/*************************************************************************/ + +/** + * Initializes a new instance of <code>DataFlavor</code> with the specified + * MIME type. This type can have a "class=" parameter to specify the + * representation class, and then the class must exist or an exception will + * be thrown. If there is no "class=" parameter then the representation class + * will be <code>java.io.InputStream</code>. This is the same as calling + * <code>new DataFlavor(mimeType, null)</code>. + * + * @param mimeType The MIME type for this flavor. + * + * @exception IllegalArgumentException If a class is not specified in + * the MIME type. + * @exception ClassNotFoundException If the class cannot be loaded. + */ +public +DataFlavor(String mimeType) throws ClassNotFoundException +{ + this(mimeType, null); +} + +/*************************************************************************/ + +/** + * Returns the MIME type of this flavor. + * + * @return The MIME type for this flavor. + */ +public String +getMimeType() +{ + return(mimeType); +} + +/*************************************************************************/ + +/** + * Returns the representation class for this flavor. + * + * @return The representation class for this flavor. + */ +public Class +getRepresentationClass() +{ + return(representationClass); +} + +/*************************************************************************/ + +/** + * Returns the human presentable name for this flavor. + * + * @return The human presentable name for this flavor. + */ +public String +getHumanPresentableName() +{ + return(humanPresentableName); +} + +/*************************************************************************/ + +/** + * Returns the primary MIME type for this flavor. + * + * @return The primary MIME type for this flavor. + */ +public String +getPrimaryType() +{ + int idx = mimeType.indexOf("/"); + if (idx == -1) + return(mimeType); + + return(mimeType.substring(0, idx)); +} + +/*************************************************************************/ + +/** + * Returns the MIME subtype for this flavor. + * + * @return The MIME subtype for this flavor. + */ +public String +getSubType() +{ + int idx = mimeType.indexOf("/"); + if (idx == -1) + return(""); + + String subtype = mimeType.substring(idx + 1); + + idx = subtype.indexOf(" "); + if (idx == -1) + return(subtype); + else + return(subtype.substring(0, idx)); +} + +/*************************************************************************/ + +/** + * Returns the value of the named MIME type parameter, or <code>null</code> + * if the parameter does not exist. Given the parameter name and the mime + * string. + * + * @param paramName The name of the parameter. + * @param mimeString The mime string from where the name should be found. + * + * @return The value of the parameter or null. + */ +private static String +getParameter(String paramName, String mimeString) +{ + int idx = mimeString.indexOf(paramName + "="); + if (idx == -1) + return(null); + + String value = mimeString.substring(idx + paramName.length() + 2); + + idx = value.indexOf(" "); + if (idx == -1) + return(value); + else + return(value.substring(0, idx)); +} + +/*************************************************************************/ +/** + * Returns the value of the named MIME type parameter, or <code>null</code> + * if the parameter does not exist. + * + * @param paramName The name of the paramter. + * + * @return The value of the parameter. + */ +public String +getParameter(String paramName) +{ + return getParameter(paramName, mimeType); +} + +/*************************************************************************/ + +/** + * Sets the human presentable name to the specified value. + * + * @param humanPresentableName The new display name. + */ +public void +setHumanPresentableName(String humanPresentableName) +{ + this.humanPresentableName = humanPresentableName; +} + +/*************************************************************************/ + +/** + * Tests the MIME type of this object for equality against the specified + * MIME type. + * + * @param mimeType The MIME type to test against. + * + * @return <code>true</code> if the MIME type is equal to this object's + * MIME type, <code>false</code> otherwise. + */ +public boolean +isMimeTypeEqual(String mimeType) +{ + // FIXME: Need to handle default attributes and parameters + + return(this.mimeType.equals(mimeType)); +} + +/*************************************************************************/ + +/** + * Tests the MIME type of this object for equality against the specified + * data flavor's MIME type + * + * @param flavor The flavor to test against. + * + * @return <code>true</code> if the flavor's MIME type is equal to this + * object's MIME type, <code>false</code> otherwise. + */ +public boolean +isMimeTypeEqual(DataFlavor flavor) +{ + return(isMimeTypeEqual(flavor.getMimeType())); +} + +/*************************************************************************/ + +/** + * Tests whether or not this flavor represents a serialized object. + * + * @return <code>true</code> if this flavor represents a serialized + * object, <code>false</code> otherwise. + */ +public boolean +isMimeTypeSerializedObject() +{ + return(mimeType.startsWith(javaSerializedObjectMimeType)); +} + +/*************************************************************************/ + +/** + * Tests whether or not this flavor has a representation class of + * <code>java.io.InputStream</code>. + * + * @param <code>true</code> if the representation class of this flavor + * is <code>java.io.InputStream</code>, <code>false</code> otherwise. + */ +public boolean +isRepresentationClassInputStream() +{ + return(representationClass.getName().equals("java.io.InputStream")); +} + +/*************************************************************************/ + +/** + * Tests whether the representation class for this flavor is + * serializable. + * + * @param <code>true</code> if the representation class is serializable, + * <code>false</code> otherwise. + */ +public boolean +isRepresentationClassSerializable() +{ + Class[] interfaces = representationClass.getInterfaces(); + + int i = 0; + while (i < interfaces.length) + { + if (interfaces[i].getName().equals("java.io.Serializable")) + return(true); + ++i; + } + + return(false); +} + +/*************************************************************************/ + +/** + * Tests whether the representation class for his flavor is remote. + * + * @return <code>true</code> if the representation class is remote, + * <code>false</code> otherwise. + */ +public boolean +isRepresentationClassRemote() +{ + // FIXME: Implement + throw new RuntimeException("Not implemented"); +} + +/*************************************************************************/ + +/** + * Tests whether or not this flavor represents a serialized object. + * + * @return <code>true</code> if this flavor represents a serialized + * object, <code>false</code> otherwise. + */ +public boolean +isFlavorSerializedObjectType() +{ + // FIXME: What is the diff between this and isMimeTypeSerializedObject? + return(mimeType.startsWith(javaSerializedObjectMimeType)); +} + +/*************************************************************************/ + +/** + * Tests whether or not this flavor represents a remote object. + * + * @return <code>true</code> if this flavor represents a remote object, + * <code>false</code> otherwise. + */ +public boolean +isFlavorRemoteObjectType() +{ + return(mimeType.startsWith(javaRemoteObjectMimeType)); +} + +/*************************************************************************/ + +/** + * Tests whether or not this flavor represents a list of files. + * + * @return <code>true</code> if this flavor represents a list of files, + * <code>false</code> otherwise. + */ +public boolean +isFlavorJavaFileListType() +{ + if (this.mimeType.equals(javaFileListFlavor.mimeType) && + this.representationClass.equals(javaFileListFlavor.representationClass)) + return(true); + + return(false); +} + +/*************************************************************************/ + +/** + * Returns a copy of this object. + * + * @return A copy of this object. + */ +public Object +clone() +{ + try + { + return(super.clone()); + } + catch(Exception e) + { + return(null); + } +} + +/*************************************************************************/ + +/** + * This method test the specified <code>DataFlavor</code> for equality + * against this object. This will be true if the MIME type and + * representation type are the equal. + * + * @param flavor The <code>DataFlavor</code> to test against. + * + * @return <code>true</code> if the flavor is equal to this object, + * <code>false</code> otherwise. + */ +public boolean +equals(DataFlavor flavor) +{ + if (flavor == null) + return(false); + + if (!this.mimeType.toLowerCase().equals(flavor.mimeType.toLowerCase())) + return(false); + + if (!this.representationClass.equals(flavor.representationClass)) + return(false); + + return(true); +} + +/*************************************************************************/ + +/** + * This method test the specified <code>Object</code> for equality + * against this object. This will be true if the following conditions + * are met: + * <p> + * <ul> + * <li>The object is not <code>null</code>. + * <li>The object is an instance of <code>DataFlavor</code>. + * <li>The object's MIME type and representation class are equal to + * this object's. + * </ul> + * + * @param obj The <code>Object</code> to test against. + * + * @return <code>true</code> if the flavor is equal to this object, + * <code>false</code> otherwise. + */ +public boolean +equals(Object obj) +{ + if (obj == null) + return(false); + + if (!(obj instanceof DataFlavor)) + return(false); + + return(equals((DataFlavor)obj)); +} + +/*************************************************************************/ + +/** + * Tests whether or not the specified string is equal to the MIME type + * of this object. + * + * @param str The string to test against. + * + * @return <code>true</code> if the string is equal to this object's MIME + * type, <code>false</code> otherwise. + * + * @deprecated Not compatible with <code>hashCode()</code>. + * Use <code>isMimeTypeEqual()</code> + */ +public boolean +equals(String str) +{ + return(isMimeTypeEqual(str)); +} + +/*************************************************************************/ + +/** + * Returns the hash code for this data flavor. + * The hash code is based on the (lower case) mime type and the + * representation class. + */ +public int +hashCode() +{ + return(mimeType.toLowerCase().hashCode()^representationClass.hashCode()); +} + +/*************************************************************************/ + +/** + * Returns <code>true</code> when the given <code>DataFlavor</code> + * matches this one. + */ +public boolean +match(DataFlavor dataFlavor) +{ + // XXX - How is this different from equals? + return(equals(dataFlavor)); +} + +/*************************************************************************/ + +/** + * This method exists for backward compatibility. It simply returns + * the same name/value pair passed in. + * + * @param name The parameter name. + * @param value The parameter value. + * + * @return The name/value pair. + * + * @deprecated + */ +protected String +normalizeMimeTypeParameter(String name, String value) +{ + return(name + "=" + value); +} + +/*************************************************************************/ + +/** + * This method exists for backward compatibility. It simply returns + * the MIME type string unchanged. + * + * @param type The MIME type. + * + * @return The MIME type. + * + * @deprecated + */ +protected String +normalizeMimeType(String type) +{ + return(type); +} + +/*************************************************************************/ + +/** + * Serialize this class. + * + * @param stream The <code>ObjectOutput</code> stream to serialize to. + */ +public void +writeExternal(ObjectOutput stream) throws IOException +{ + // FIXME: Implement me +} + +/*************************************************************************/ + +/** + * De-serialize this class. + * + * @param stream The <code>ObjectInput</code> stream to deserialize from. + */ +public void +readExternal(ObjectInput stream) throws IOException, ClassNotFoundException +{ + // FIXME: Implement me +} + +/*************************************************************************/ + +/** + * Returns a string representation of this DataFlavor. Including the + * representation class name, MIME type and human presentable name. + */ +public String +toString() +{ + return("DataFlavor[representationClass=" + + representationClass.getName() + + ",mimeType=" + + mimeType + + "humanPresentableName=" + + humanPresentableName); +} + +/*************************************************************************/ + +/** + * XXX - Currently returns <code>plainTextFlavor</code>. + */ +public static final DataFlavor +getTextPlainUnicodeFlavor() +{ + return(plainTextFlavor); +} + +/*************************************************************************/ + +/** + * XXX - Currently returns <code>java.io.InputStream</code>. + * + * @since 1.3 + */ +public static final Class +getDefaultRepresentationClass() +{ + return(java.io.InputStream.class); +} +/*************************************************************************/ + +/** + * XXX - Currently returns <code>java.io.InputStream</code>. + */ +public static final String +getDefaultRepresentationClassAsString() +{ + return(getDefaultRepresentationClass().getName()); +} + +/*************************************************************************/ + +/** + * Selects the best supported text flavor on this implementation. + * Returns <code>null</code> when none of the given flavors is liked. + * + * The <code>DataFlavor</code> returned the first data flavor in the + * array that has either a representation class which is (a subclass of) + * <code>Reader</code> or <code>String</code>, or has a representation + * class which is (a subclass of) <code>InputStream</code> and has a + * primary MIME type of "text" and has an supported encoding. + */ +public static final DataFlavor +selectBestTextFlavor(DataFlavor[] availableFlavors) +{ + for(int i=0; i<availableFlavors.length; i++) + { + DataFlavor df = availableFlavors[i]; + Class c = df.representationClass; + + // A Reader or String is good. + if ((Reader.class.isAssignableFrom(c)) + || (String.class.isAssignableFrom(c))) + { + return df; + } + + // A InputStream is good if the mime primary type is "text" + if ((InputStream.class.isAssignableFrom(c)) + && ("text".equals(df.getPrimaryType()))) + { + String encoding = availableFlavors[i].getParameter("charset"); + if (encoding == null) + encoding = "us-ascii"; + Reader r = null; + try + { + // Try to construct a dummy reader with the found encoding + r = new InputStreamReader + (new ByteArrayInputStream(new byte[0]), encoding); + } + catch(UnsupportedEncodingException uee) { /* ignore */ } + if (r != null) + return df; + } + } + + // Nothing found + return(null); +} + +/*************************************************************************/ + +/** + * Creates a <code>Reader</code> for a given <code>Transferable</code>. + * + * If the representation class is a (subclass of) <code>Reader</code> + * then an instance of the representation class is returned. If the + * representatation class is a <code>String</code> then a + * <code>StringReader</code> is returned. And if the representation class + * is a (subclass of) <code>InputStream</code> and the primary MIME type + * is "text" then a <code>InputStreamReader</code> for the correct charset + * encoding is returned. + * + * @param transferable The <code>Transferable</code> for which a text + * <code>Reader</code> is requested. + * @exception UnsupportedFlavorException when the transferable doesn't + * support this <code>DataFlavor</code>. Or if the representable class + * isn't a (subclass of) <code>Reader</code>, <code>String</code>, + * <code>InputStream</code> and/or the primary MIME type isn't "text". + * @exception IOException when any IOException occurs. + * @exception UnsupportedEncodingException if the "charset" isn't supported + * on this platform. + */ +public Reader +getReaderForText(Transferable transferable) throws UnsupportedFlavorException, + IOException, + UnsupportedEncodingException +{ + if (!transferable.isDataFlavorSupported(this)) + throw new UnsupportedFlavorException(this); + + if (Reader.class.isAssignableFrom(representationClass)) + return((Reader)transferable.getTransferData(this)); + + if (String.class.isAssignableFrom(representationClass)) + return(new StringReader((String)transferable.getTransferData(this))); + + if (InputStream.class.isAssignableFrom(representationClass) + && "text".equals(getPrimaryType())) + { + InputStream in = (InputStream)transferable.getTransferData(this); + String encoding = getParameter("charset"); + if (encoding == null) + encoding = "us-ascii"; + return(new InputStreamReader(in, encoding)); + } + + throw new UnsupportedFlavorException(this); +} + +} // class DataFlavor + diff --git a/libjava/java/awt/datatransfer/FlavorMap.java b/libjava/java/awt/datatransfer/FlavorMap.java new file mode 100644 index 0000000..96b1608 --- /dev/null +++ b/libjava/java/awt/datatransfer/FlavorMap.java @@ -0,0 +1,82 @@ +/* FlavorMap.java -- Maps between flavor names and MIME types. + Copyright (C) 1999, 2001 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., 59 Temple Place, Suite 330, Boston, MA +02111-1307 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 java.awt.datatransfer; + +import java.util.Map; + +/** + * This interface maps between native platform type names and DataFlavors. + * + * @author Aaron M. Renn (arenn@urbanophile.com) + */ +public interface FlavorMap +{ + +/** + * Maps the specified <code>DataFlavor</code> objects to the native + * data type name. The returned <code>Map</code> has keys that are + * the data flavors and values that are strings. The returned map + * may be modified. This can be useful for implementing nested mappings. + * + * @param flavors An array of data flavors to map + * or null for all data flavors. + * + * @return A <code>Map</code> of native data types. + */ +public abstract Map +getNativesForFlavors(DataFlavor[] flavors); + +/*************************************************************************/ + +/** + * Maps the specified native type names to <code>DataFlavor</code>'s. + * The returned <code>Map</code> has keys that are strings and values + * that are <code>DataFlavor</code>'s. The returned map may be + * modified. This can be useful for implementing nested mappings. + * + * @param natives An array of native types to map + * or null for all native types. + * + * @return A <code>Map</code> of data flavors. + */ +public abstract Map +getFlavorsForNatives(String[] natives); + +} // interface FlavorMap + diff --git a/libjava/java/awt/datatransfer/MimeTypeParseException.java b/libjava/java/awt/datatransfer/MimeTypeParseException.java new file mode 100644 index 0000000..32bc885 --- /dev/null +++ b/libjava/java/awt/datatransfer/MimeTypeParseException.java @@ -0,0 +1,70 @@ +/* MimeTypeParseException.java -- Thrown when MIME string couldn't be parsed. + Copyright (C) 2001 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., 59 Temple Place, Suite 330, Boston, MA +02111-1307 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 java.awt.datatransfer; + +/** + * MIME string couldn't be parsed correctly. + * + * @author Mark Wielaard (mark@klomp.org) + */ +public class MimeTypeParseException extends Exception +{ + +/** + * Initializes a new instance of <code>MimeTypeParseException</code> + * without any message. + */ +public +MimeTypeParseException() +{ + super(); +} + +/** + * Initializes a new instance of <code>MimeTypeParseException</code> + * with a specified detailed error message. + */ +public +MimeTypeParseException(String message) +{ + super(message); +} + +} // class MimeTypeParseException + diff --git a/libjava/java/awt/datatransfer/StringSelection.java b/libjava/java/awt/datatransfer/StringSelection.java new file mode 100644 index 0000000..f6f0116 --- /dev/null +++ b/libjava/java/awt/datatransfer/StringSelection.java @@ -0,0 +1,159 @@ +/* StringSelection.java -- Clipboard handler for text. + Copyright (C) 1999 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., 59 Temple Place, Suite 330, Boston, MA +02111-1307 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 java.awt.datatransfer; + +import java.io.StringBufferInputStream; +import java.io.IOException; + +/** + * This class transfers a string as plain text using the clipboard. + * + * @author Aaron M. Renn (arenn@urbanophile.com) + */ +public class StringSelection implements Transferable, ClipboardOwner +{ + +/* + * Class Variables + */ + +// List of flavors we support +public static final DataFlavor[] supported_flavors + = { DataFlavor.plainTextFlavor }; + +/*************************************************************************/ + +/* + * Instance Variables + */ + +// This is the data to transfer +private String data; + +/*************************************************************************/ + +/* + * Constructors + */ + +/** + * Transfer the specfied string as text. + */ +public +StringSelection(String data) +{ + this.data = data; +} + +/*************************************************************************/ + +/* + * Instance Methods + */ + +/** + * Returns a list of supported data flavors. + * + * @return A list of supported data flavors. + */ +public DataFlavor[] +getTransferDataFlavors() +{ + return(supported_flavors); +} + +/*************************************************************************/ + +/** + * Tests whether or not the specified data flavor is supported. + * + * @param flavor The data flavor to test. + * + * @return <code>true</code> if the data flavor is supported, + * <code>false</code> otherwise. + */ +public boolean +isDataFlavorSupported(DataFlavor flavor) +{ + for (int i = 0; i < supported_flavors.length; i++) + if (supported_flavors[i].equals(flavor)) + return(true); + + return(false); +} + +/*************************************************************************/ + +/** + * This method returns the data in the requested format. + * + * @param flavor The desired data flavor. + * + * @return The transferred data. + * + * @exception UnsupportedFlavorException If the specified flavor is not + * supported. + * @exception IOException If any other error occurs. + */ +public Object +getTransferData(DataFlavor flavor) throws UnsupportedFlavorException, + IOException +{ + if (!isDataFlavorSupported(flavor)) + throw new UnsupportedFlavorException(flavor); + + return(new StringBufferInputStream(data)); +} + +/*************************************************************************/ + +/** + * Called when ownership of the clipboard object is lost. + * + * @param clipboard The affected clipboard. + * @param contents The clipboard contents. + */ +public void +lostOwnership(Clipboard clipboard, Transferable contents) +{ + // FIXME: What does this do? +} + +} // class StringSelection + diff --git a/libjava/java/awt/datatransfer/SystemFlavorMap.java b/libjava/java/awt/datatransfer/SystemFlavorMap.java new file mode 100644 index 0000000..50064db --- /dev/null +++ b/libjava/java/awt/datatransfer/SystemFlavorMap.java @@ -0,0 +1,180 @@ +/* SystemFlavorMap.java -- Maps between native flavor names and MIME types. + Copyright (C) 2001 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., 59 Temple Place, Suite 330, Boston, MA +02111-1307 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 java.awt.datatransfer; + +import java.util.HashMap; +import java.util.Map; + +/** + * This class maps between native platform type names and DataFlavors. + * + * XXX - The current implementation does no mapping at all. + * + * @author Mark Wielaard (mark@klomp.org) + */ +public final class SystemFlavorMap implements FlavorMap +{ + +/** + * The default (instance) flavor map. + */ +private static FlavorMap defaultFlavorMap; + +/** + * Private constructor. + */ +private SystemFlavorMap() +{ +} + +/*************************************************************************/ + +/** + * Maps the specified <code>DataFlavor</code> objects to the native + * data type name. The returned <code>Map</code> has keys that are + * the data flavors and values that are strings. The returned map + * may be modified. This can be useful for implementing nested mappings. + * + * @param flavors An array of data flavors to map + * or null for all data flavors. + * + * @return A <code>Map</code> of native data types to data flavors. + */ +public Map +getNativesForFlavors(DataFlavor[] flavors) +{ + return(new HashMap()); +} + +/*************************************************************************/ + +/** + * Maps the specified native type names to <code>DataFlavor</code>'s. + * The returned <code>Map</code> has keys that are strings and values + * that are <code>DataFlavor</code>'s. The returned map may be + * modified. This can be useful for implementing nested mappings. + * + * @param natives An array of native types to map + * or null for all native types. + * + * @return A <code>Map</code> of data flavors to native type names. + */ +public Map +getFlavorsForNatives(String[] natives) +{ + return(new HashMap()); +} + +/*************************************************************************/ + +/** + * Returns the default (instance) (System)FlavorMap. + */ +public static FlavorMap +getDefaultFlavorMap() +{ + if (defaultFlavorMap == null) + defaultFlavorMap = new SystemFlavorMap(); + + return(defaultFlavorMap); +} + +/*************************************************************************/ + +/** + * Returns the native type name for the given java mime type. + */ +public static String +encodeJavaMIMEType(String mime) +{ + return null; +} + +/*************************************************************************/ + +/** + * Returns the native type name for the given data flavor. + */ +public static String +encodeDataFlavor(DataFlavor df) +{ + return null; +} + +/*************************************************************************/ + +/** + * Returns true if the native type name can be represented as + * a java mime type. + */ +public static boolean +isJavaMIMEType(String name) +{ + return(false); +} + +/*************************************************************************/ + +/** + * Returns the java mime type for the given the native type name. + */ +public static String +decodeJavaMIMEType(String name) +{ + return null; +} + +/*************************************************************************/ + +/** + * Returns the data flavor given the native type name + * or null when no such data flavor exists. + */ +public static DataFlavor +decodeDataFlavor(String name) throws ClassNotFoundException +{ + String javaMIMEType = decodeJavaMIMEType(name); + if (javaMIMEType != null) + return(new DataFlavor(javaMIMEType)); + else + return(null); +} + +} // class SystemFlavorMap + diff --git a/libjava/java/awt/datatransfer/Transferable.java b/libjava/java/awt/datatransfer/Transferable.java new file mode 100644 index 0000000..52dac69 --- /dev/null +++ b/libjava/java/awt/datatransfer/Transferable.java @@ -0,0 +1,92 @@ +/* Transferable.java -- Data transfer source + Copyright (C) 1999 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., 59 Temple Place, Suite 330, Boston, MA +02111-1307 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 java.awt.datatransfer; + +import java.io.IOException; + +/** + * This interface is implemented by classes that can transfer data. + * + * @author Aaron M. Renn (arenn@urbanophile.com) + */ +public interface Transferable +{ + +/** + * Returns the data in the specified <code>DataFlavor</code> + * + * @param flavor The data flavor to return. + * + * @return The data in the appropriate flavor. + * + * @exception UnsupportedFlavorException If the flavor is not supported. + * @exception IOException If the data is not available. + */ +public abstract Object +getTransferData(DataFlavor flavor) throws UnsupportedFlavorException, + IOException; + +/*************************************************************************/ + +/** + * This method returns a list of available data flavors for the + * data being transferred. The array returned will be sorted from most + * preferred flavor at the beginning to least preferred at the end. + * + * @return A list of data flavors for this data. + */ +public abstract DataFlavor[] +getTransferDataFlavors(); + +/*************************************************************************/ + +/** + * Tests whether or not this data can be delivered in the specified + * data flavor. + * + * @param flavor The data flavor to test. + * + * @return <code>true</code> if the data flavor is supported, + * <code>false</code> otherwise. + */ +public abstract boolean +isDataFlavorSupported(DataFlavor flavor); + +} // interface Transferable + diff --git a/libjava/java/awt/datatransfer/UnsupportedFlavorException.java b/libjava/java/awt/datatransfer/UnsupportedFlavorException.java new file mode 100644 index 0000000..a31059e --- /dev/null +++ b/libjava/java/awt/datatransfer/UnsupportedFlavorException.java @@ -0,0 +1,62 @@ +/* UnsupportedFlavorException.java -- Data flavor is not valid. + Copyright (C) 1999 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., 59 Temple Place, Suite 330, Boston, MA +02111-1307 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 java.awt.datatransfer; + +/** + * The data flavor requested is not supported for the transfer data. + * + * @author Aaron M. Renn (arenn@urbanophile.com) + */ +public class UnsupportedFlavorException extends Exception +{ + +/** + * Initializes a new instance of <code>UnsupportedDataFlavor</code> + * for the specified data flavor. + * + * @param flavor The data flavor that is not supported. + */ +public +UnsupportedFlavorException(DataFlavor flavor) +{ + super(flavor.getHumanPresentableName()); +} + +} // class UnsupportedFlavorException + |