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1 files changed, 484 insertions, 0 deletions

diff --git a/libjava/classpath/java/awt/TextField.java b/libjava/classpath/java/awt/TextField.java
new file mode 100644
index 000000000..5a58b440d
--- /dev/null
+++ b/libjava/classpath/java/awt/TextField.java
@@ -0,0 +1,484 @@
+/* TextField.java -- A one line text entry field
+   Copyright (C) 1999, 2002, 2004, 2006,  Free Software Foundation, Inc.
+
+This file is part of GNU Classpath.
+
+GNU Classpath is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+
+GNU Classpath is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GNU Classpath; see the file COPYING.  If not, write to the
+Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+02110-1301 USA.
+
+Linking this library statically or dynamically with other modules is
+making a combined work based on this library.  Thus, the terms and
+conditions of the GNU General Public License cover the whole
+combination.
+
+As a special exception, the copyright holders of this library give you
+permission to link this library with independent modules to produce an
+executable, regardless of the license terms of these independent
+modules, and to copy and distribute the resulting executable under
+terms of your choice, provided that you also meet, for each linked
+independent module, the terms and conditions of the license of that
+module.  An independent module is a module which is not derived from
+or based on this library.  If you modify this library, you may extend
+this exception to your version of the library, but you are not
+obligated to do so.  If you do not wish to do so, delete this
+exception statement from your version. */
+
+
+package java.awt;
+
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
+import java.awt.peer.ComponentPeer;
+import java.awt.peer.TextFieldPeer;
+import java.util.EventListener;
+
+import javax.accessibility.AccessibleContext;
+import javax.accessibility.AccessibleStateSet;
+
+/**
+ * This class implements a single line text entry field widget
+ *
+ * @author Aaron M. Renn (arenn@urbanophile.com)
+ */
+public class TextField extends TextComponent
+{
+
+  /**
+   * The number used to generate the name returned by getName.
+   */
+  private static transient long next_textfield_number;
+
+
+  private static final long serialVersionUID = -2966288784432217853L;
+
+
+  /**
+   * @serial The number of columns in the text entry field.
+   */
+  private int columns;
+
+  /**
+   * @serial The character that is echoed when doing protected input
+   */
+  private char echoChar;
+
+  // List of registered ActionListener's for this object.
+  private ActionListener action_listeners;
+
+  /**
+   * Initializes a new instance of <code>TextField</code> that is empty
+   * and has one column.
+   *
+   * @exception HeadlessException If GraphicsEnvironment.isHeadless() is true,
+   */
+  public TextField()
+  {
+    this("", 0);
+  }
+
+  /**
+   * Initializes a new instance of <code>TextField</code> containing
+   * the specified text.  The number of columns will be equal to the
+   * length of the text string.
+   *
+   * @param text The text to display in the field.
+   *
+   * @exception HeadlessException If GraphicsEnvironment.isHeadless() is true,
+   */
+  public TextField(String text)
+  {
+    this(text, (text == null) ? 0 : text.length());
+  }
+
+  /**
+   * Initializes a new instance of <code>TextField</code> that is empty
+   * and has the specified number of columns.
+   *
+   * @param columns The number of columns in the text field.
+   *
+   * @exception HeadlessException If GraphicsEnvironment.isHeadless() is true,
+   */
+  public TextField(int columns)
+  {
+    this("", columns);
+  }
+
+  /**
+   * Initializes a new instance of <code>TextField</code> with the
+   * specified text and number of columns.
+   *
+   * @param text The text to display in the field.
+   * @param columns The number of columns in the field.
+   *
+   * @exception HeadlessException If GraphicsEnvironment.isHeadless() is true,
+   */
+  public TextField(String text, int columns)
+  {
+    super(text);
+
+    if (columns < 0)
+      this.columns = 0;
+    else
+      this.columns = columns;
+
+    if (GraphicsEnvironment.isHeadless())
+      throw new HeadlessException ();
+  }
+
+  /**
+   * Returns the number of columns in the field.
+   *
+   * @return The number of columns in the field.
+   */
+  public int getColumns()
+  {
+    return(columns);
+  }
+
+  /**
+   * Sets the number of columns in this field to the specified value.
+   *
+   * @param columns The new number of columns in the field.
+   *
+   * @exception IllegalArgumentException If columns is less than zero.
+   */
+  public synchronized void setColumns(int columns)
+  {
+    if (columns < 0)
+      throw new IllegalArgumentException("Value is less than zero: " +
+                                         columns);
+
+    this.columns = columns;
+    // FIXME: How to we communicate this to our peer?
+  }
+
+  /**
+   * Returns the character that is echoed to the screen when a text
+   * field is protected (such as when a password is being entered).
+   *
+   * @return The echo character for this text field.
+   */
+  public char getEchoChar()
+  {
+    return(echoChar);
+  }
+
+  /**
+   * Sets the character that is echoed when protected input such as
+   * a password is displayed.
+   *
+   * @param echoChar The new echo character.
+   */
+  public void setEchoChar(char echoChar)
+  {
+    setEchoCharacter(echoChar);
+  }
+
+  /**
+   * Sets the character that is echoed when protected input such as
+   * a password is displayed.
+   *
+   * @param echoChar The new echo character.
+   *
+   * @deprecated This method is deprecated in favor of
+   * <code>setEchoChar()</code>
+   */
+  public void setEchoCharacter(char echoChar)
+  {
+    this.echoChar = echoChar;
+
+    TextFieldPeer peer = (TextFieldPeer) getPeer ();
+    if (peer != null)
+      peer.setEchoChar (echoChar);
+  }
+
+  /**
+   * Tests whether or not this text field has an echo character set
+   * so that characters the user type are not echoed to the screen.
+   *
+   * @return <code>true</code> if an echo character is set,
+   * <code>false</code> otherwise.
+   */
+  public boolean echoCharIsSet()
+  {
+    if (echoChar == '\u0000')
+      return(false);
+    else
+      return(true);
+  }
+
+  /**
+   * Returns the minimum size for this text field.
+   *
+   * @return The minimum size for this text field.
+   */
+  public Dimension getMinimumSize()
+  {
+    return getMinimumSize (getColumns ());
+  }
+
+  /**
+   * Returns the minimum size of a text field with the specified number
+   * of columns.
+   *
+   * @param columns The number of columns to get the minimum size for.
+   */
+  public Dimension getMinimumSize(int columns)
+  {
+    return minimumSize(columns);
+  }
+
+  /**
+   * Returns the minimum size for this text field.
+   *
+   * @return The minimum size for this text field.
+   *
+   * @deprecated This method is deprecated in favor of
+   * <code>getMinimumSize()</code>.
+   */
+  public Dimension minimumSize()
+  {
+    return minimumSize(getColumns ());
+  }
+
+  /**
+   * Returns the minimum size of a text field with the specified number
+   * of columns.
+   *
+   * @param columns The number of columns to get the minimum size for.
+   *
+   * @deprecated This method is deprecated in favor of
+   * <code>getMinimumSize(int)</code>.
+   */
+  public Dimension minimumSize(int columns)
+  {
+    if (isMinimumSizeSet())
+      return new Dimension(minSize);
+
+    TextFieldPeer peer = (TextFieldPeer) getPeer ();
+    if (peer == null)
+      return new Dimension(getWidth(), getHeight());
+
+    return peer.getMinimumSize (columns);
+  }
+
+  /**
+   * Returns the preferred size for this text field.
+   *
+   * @return The preferred size for this text field.
+   */
+  public Dimension getPreferredSize()
+  {
+    return getPreferredSize(getColumns ());
+  }
+
+  /**
+   * Returns the preferred size of a text field with the specified number
+   * of columns.
+   *
+   * @param columns The number of columns to get the preferred size for.
+   */
+  public Dimension getPreferredSize(int columns)
+  {
+    return preferredSize(columns);
+  }
+
+  /**
+   * Returns the preferred size for this text field.
+   *
+   * @return The preferred size for this text field.
+   *
+   * @deprecated This method is deprecated in favor of
+   * <code>getPreferredSize()</code>.
+   */
+  public Dimension preferredSize()
+  {
+    return preferredSize(getColumns ());
+  }
+
+  /**
+   * Returns the preferred size of a text field with the specified number
+   * of columns.
+   *
+   * @param columns The number of columns to get the preferred size for.
+   *
+   * @deprecated This method is deprecated in favor of
+   * <code>getPreferredSize(int)</code>.
+   */
+  public Dimension preferredSize(int columns)
+  {
+    if (isPreferredSizeSet())
+      return new Dimension(prefSize);
+
+    TextFieldPeer peer = (TextFieldPeer) getPeer ();
+    if (peer == null)
+      return new Dimension (getWidth(), getHeight());
+
+    return peer.getPreferredSize (columns);
+  }
+
+  /**
+   * Notifies this object that it should create its native peer.
+   */
+  public void addNotify()
+  {
+    if (getPeer() != null)
+      return;
+
+    setPeer((ComponentPeer)getToolkit().createTextField(this));
+    super.addNotify();
+  }
+
+  /**
+   * Addes a new listener to the list of action listeners for this
+   * object.
+   *
+   * @param listener The listener to add to the list.
+   */
+  public synchronized void addActionListener(ActionListener listener)
+  {
+    action_listeners = AWTEventMulticaster.add(action_listeners, listener);
+
+    enableEvents(AWTEvent.ACTION_EVENT_MASK);
+  }
+
+  /**
+   * Removes the specified listener from the list of action listeners
+   * for this object.
+   *
+   * @param listener The listener to remove from the list.
+   */
+  public synchronized void removeActionListener(ActionListener listener)
+  {
+    action_listeners = AWTEventMulticaster.remove(action_listeners, listener);
+  }
+
+  /**
+   * Processes the specified event.  If the event is an instance of
+   * <code>ActionEvent</code> then <code>processActionEvent()</code> is
+   * called to process it, otherwise the event is sent to the
+   * superclass.
+   *
+   * @param event The event to process.
+   */
+  protected void processEvent(AWTEvent event)
+  {
+    if (event instanceof ActionEvent)
+      processActionEvent((ActionEvent)event);
+    else
+      super.processEvent(event);
+  }
+
+  /**
+   * Processes an action event by calling any registered listeners.
+   * Note to subclasses: This method is not called unless action events
+   * are enabled on this object.  This will be true if any listeners
+   * are registered, or if action events were specifically enabled
+   * using <code>enableEvents()</code>.
+   *
+   * @param event The event to process.
+   */
+  protected void processActionEvent(ActionEvent event)
+  {
+    if (action_listeners != null)
+      action_listeners.actionPerformed(event);
+  }
+
+  void dispatchEventImpl(AWTEvent e)
+  {
+    if (e.id <= ActionEvent.ACTION_LAST
+        && e.id >= ActionEvent.ACTION_FIRST
+        && (action_listeners != null
+            || (eventMask & AWTEvent.ACTION_EVENT_MASK) != 0))
+      processEvent(e);
+    else
+      super.dispatchEventImpl(e);
+  }
+
+ /**
+  * Returns a debug string for this object.
+  *
+  * @return A debug string for this object.
+  */
+  protected String paramString()
+  {
+    return(getClass().getName() + "(columns=" + getColumns() + ",echoChar=" +
+           getEchoChar());
+  }
+
+  /**
+   * Returns an array of all the objects currently registered as FooListeners
+   * upon this <code>TextField</code>. FooListeners are registered using the
+   * addFooListener method.
+   *
+   * @exception ClassCastException If listenerType doesn't specify a class or
+   * interface that implements java.util.EventListener.
+   *
+   * @since 1.3
+   */
+  public <T extends EventListener> T[] getListeners (Class<T> listenerType)
+  {
+    if (listenerType == ActionListener.class)
+      return AWTEventMulticaster.getListeners (action_listeners, listenerType);
+
+    return super.getListeners (listenerType);
+  }
+
+  /**
+   * Return all ActionListeners register to this <code>TextField</code> object
+   * as an array.
+   *
+   * @since 1.4
+   */
+  public ActionListener[] getActionListeners ()
+  {
+    return (ActionListener[]) getListeners (ActionListener.class);
+  }
+
+  /**
+   * Generate a unique name for this <code>TextField</code>.
+   *
+   * @return A unique name for this <code>TextField</code>.
+   */
+  String generateName()
+  {
+    return "textfield" + getUniqueLong();
+  }
+
+  private static synchronized long getUniqueLong()
+  {
+    return next_textfield_number++;
+  }
+
+  protected class AccessibleAWTTextField extends AccessibleAWTTextComponent
+  {
+    private static final long serialVersionUID = 6219164359235943158L;
+
+    protected AccessibleAWTTextField()
+    {
+    }
+
+    public AccessibleStateSet getAccessibleStateSet()
+    {
+      return super.getAccessibleStateSet();
+    }
+  }
+
+  public AccessibleContext getAccessibleContext()
+  {
+    return new AccessibleAWTTextField();
+  }
+
+}