TextField.java: Replaced with Classpath version.

	* java/awt/TextField.java: Replaced with Classpath version.
	* java/awt/TextArea.java: Replaced with Classpath version.
	* java/awt/TextComponent.java: Replaced with Classpath version.

From-SVN: r49113

libjava/ChangeLog

 2002-01-22  Tom Tromey  <tromey@redhat.com>
 
+	* java/awt/TextField.java: Replaced with Classpath version.
+	* java/awt/TextArea.java: Replaced with Classpath version.
+	* java/awt/TextComponent.java: Replaced with Classpath version.
+
 	* java/awt/GridBagConstraints.java: Updated copyright.
 
 2002-01-22  Mark Wielaard <mark@klomp.org>

libjava/java/awt/TextArea.java

-/* Copyright (C) 1999  Free Software Foundation
+/* TextArea.java -- A multi-line text entry widget
+   Copyright (C) 1999 Free Software Foundation, Inc.
 
-   This file is part of libjava.
+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 software is copyrighted work licensed under the terms of the
-Libjava License.  Please consult the file "LIBJAVA_LICENSE" for
-details.  */
 
 package java.awt;
 
-/* A very incomplete placeholder. */
-
-public class TextArea extends TextComponent
-{
-  public synchronized void append (String str)
-  {
-    replaceRange(str, length, length);
-  }
-
-  public synchronized void insert (String str, int pos)
-  {
-    replaceRange(str, pos, pos);
-  }
-
-  public synchronized void replaceRange (String str, int start, int end)
-  {
-    if (length == 0)
-      setText (str);
-    else
-      {
-	int len = str.length();
-	int delta = len - (end - start);
-	int new_length = length + delta;
-	if (buffer.length < new_length)
-	  {
-	    int new_size = 2 * buffer.length;
-	    if (new_size < new_length)
-	      new_size = new_length;
-	    char[] new_buffer = new char[new_size];
-	    System.arraycopy(buffer, 0, new_buffer, 0, length);
-	    buffer = new_buffer;
-	  }
-	if (len != end)
-	  System.arraycopy(buffer, start, buffer, start + len, len - end);
-	str.getChars(0, len, buffer, start);
-	length += delta;
-      }
-  }
+import java.awt.peer.TextAreaPeer;
+import java.awt.peer.TextComponentPeer;
+import java.awt.peer.ComponentPeer;
+
+/**
+  * This implements a multi-line text entry widget.
+  *
+  * @author Aaron M. Renn (arenn@urbanophile.com)
+  */
+public class TextArea extends TextComponent implements java.io.Serializable
+{
+
+/*
+ * Static Variables
+ */
+
+/**
+  * Use both horiztonal and vertical scroll bars.
+  */
+public static final int SCROLLBARS_BOTH = 0;
+
+/**
+  * Use vertical scroll bars only.
+  */
+public static final int SCROLLBARS_VERTICAL_ONLY = 1;
+
+/**
+  * Use horizatonal scroll bars only.
+  */
+public static final int SCROLLBARS_HORIZONTAL_ONLY = 2;
+
+/**
+  * Use no scrollbars.
+  */
+public static final int SCROLLBARS_NONE = 3;
+
+// Serialization constant
+private static final long serialVersionUID = 3692302836626095722L;
+
+/*************************************************************************/
+
+/*
+ * Instance Variables
+ */
+
+/**
+  * @serial The number of columns in this text area.
+  */
+private int columns;
+
+/**
+  * @serial The number of rows in this text area.
+  */
+private int rows;
+
+/**
+  * @serial The type of scrollbars to display, which will be one of
+  * the contstants from this class.
+  */
+private int scrollbarVisibility;
+
+/*************************************************************************/
+
+/*
+ * Constructors
+ */
+
+/**
+  * Initialize a new instance of <code>TextArea</code> that is empty
+  * and is one row and one column.  Both horizontal and vertical
+  * scrollbars will be used.
+  */
+public
+TextArea()
+{
+  this("", 1, 1, SCROLLBARS_BOTH);
+}
+
+/*************************************************************************/
+
+/**
+  * Initializes a new instance of <code>TextArea</code> that 
+  * contains the specified string.  Both horizontal and veritcal
+  * scrollbars will be used.
+  *
+  * @param text The text to display in this text area.
+  */
+public
+TextArea(String text)
+{
+  this(text, 1, text.length(), SCROLLBARS_BOTH);
+}
+
+/*************************************************************************/
+
+/**
+  * Initializes a new instance of <code>TextArea</code> that is empty
+  * and has the specified number of rows and columns.  Both
+  * horizontal and vertical scrollbars will be used.
+  *
+  * @param rows The number of rows in this text area.
+  * @param columns The number of columns in this text area.
+  */
+public
+TextArea(int rows, int columns)
+{
+  this("", rows, columns, SCROLLBARS_BOTH);
+}
+
+/*************************************************************************/
+
+/**
+  * Initializes a new instance of <code>TextArea</code> that is the
+  * specified size and has the specified text.
+  *
+  * @param text The text to display in this text area.
+  * @param rows The number of rows in this text area.
+  * @param columns The number of columns in this text area.
+  */
+public
+TextArea(String text, int rows, int columns)
+{
+  this(text, rows, columns, SCROLLBARS_BOTH);
+}
+
+/*************************************************************************/
+
+/** 
+  * Initializes a new instance of <code>TextArea</code> with the
+  * specified values.  The scrollbar visibility value must be one
+  * of the constants in this class.
+  *
+  * @param text The text to display in this text area.
+  * @param rows The number of rows in this text area.
+  * @param columns The number of columns in this text area.
+  * @param scrollbarVisibility Which scrollbars to display.
+  */
+public
+TextArea(String text, int rows, int columns, int scrollbarVisibility)
+{
+  super(text);
+
+  if ((rows < 1) || (columns < 0))
+    throw new IllegalArgumentException("Bad row or column value");
+
+  if ((scrollbarVisibility != SCROLLBARS_BOTH) &&
+      (scrollbarVisibility != SCROLLBARS_VERTICAL_ONLY) &&
+      (scrollbarVisibility != SCROLLBARS_HORIZONTAL_ONLY) &&
+      (scrollbarVisibility != SCROLLBARS_NONE))
+    throw new IllegalArgumentException("Bad scrollbar visibility value");
+
+  this.rows = rows;
+  this.columns = columns;
+  this.scrollbarVisibility = scrollbarVisibility;
+}
+
+/*************************************************************************/
+
+/*
+ * Instance Variables
+ */
+
+/**
+  * 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 number of rows in the field.
+  *
+  * @return The number of rows in the field.
+  */
+public int
+getRows()
+{
+  return(rows);
+}
+
+/*************************************************************************/
+
+/**
+  * Sets the number of rows in this field to the specified value.
+  *
+  * @param rows The new number of rows in the field.
+  *
+  * @exception IllegalArgumentException If rows is less than zero.
+  */
+public synchronized void
+setRows(int rows)
+{
+  if (rows < 1)
+    throw new IllegalArgumentException("Value is less than one: " +
+                                       rows);
+
+  this.rows = rows;
+  // FIXME: How to we communicate this to our peer?
+}
+
+/*************************************************************************/
+
+/**
+  * Returns the minimum size for this text field.
+  *
+  * @return The minimum size for this text field.
+  */
+public Dimension
+getMinimumSize()
+{
+  return(getMinimumSize(getRows(), getColumns()));
+}
+
+/*************************************************************************/
+
+/**
+  * Returns the minimum size of a text field with the specified number
+  * of rows and columns.
+  *
+  * @param rows The number of rows to get the minimum size for.
+  * @param columns The number of columns to get the minimum size for.
+  */
+public Dimension
+getMinimumSize(int rows, int columns)
+{
+  TextAreaPeer tap = (TextAreaPeer)getPeer();
+  if (tap == null)
+    return(null); // FIXME: What do we do if there is no peer?
+
+  return(tap.getMinimumSize(rows, columns));
+}
+
+/*************************************************************************/
+
+/**
+  * Returns the minimum size for this text field.
+  *
+  * @return The minimum size for this text field.
+  *
+  * @deprecated This method is depcreated in favor of
+  * <code>getMinimumSize()</code>.
+  */
+public Dimension
+minimumSize()
+{
+  return(getMinimumSize(getRows(), getColumns()));
+}
+
+/*************************************************************************/
+
+/**
+  * Returns the minimum size of a text field with the specified number
+  * of rows and columns.
+  *
+  * @param rows The number of rows to get the minimum size for.
+  * @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 rows, int columns)
+{
+  return(getMinimumSize(rows, columns));
+}
+
+/*************************************************************************/
+
+/**
+  * Returns the preferred size for this text field.
+  *
+  * @return The preferred size for this text field.
+  */
+public Dimension
+getPreferredSize()
+{
+  return(getPreferredSize(getRows(), getColumns()));
+}
+
+/*************************************************************************/
+
+/**
+  * Returns the preferred size of a text field with the specified number
+  * of rows and columns.
+  *
+  * @param rows The number of rows to get the preferred size for.
+  * @param columns The number of columns to get the preferred size for.
+  */
+public Dimension
+getPreferredSize(int rows, int columns)
+{
+  TextAreaPeer tap = (TextAreaPeer)getPeer();
+  if (tap == null)
+    return(null); // FIXME: What do we do if there is no peer?
+
+  return(tap.getPreferredSize(rows, 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(getPreferredSize(getRows(), getColumns()));
+}
+
+/*************************************************************************/
+
+/**
+  * Returns the preferred size of a text field with the specified number
+  * of rows and columns.
+  *
+  * @param rows The number of rows to get the preferred size for.
+  * @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)
+{
+  return(getPreferredSize(rows, columns));
+}
+
+/*************************************************************************/
+
+/**
+  * Returns one of the constants from this class indicating which
+  * types of scrollbars this object uses, if any.
+  *
+  * @return The scrollbar type constant for this object.
+  */
+public int
+getScrollbarVisibility()
+{
+  return(scrollbarVisibility);
+}
+
+/*************************************************************************/
+
+/**
+  * Notify this object that it should create its native peer.
+  */
+public void
+addNotify()
+{
+  if (getPeer() != null)
+    return;
+
+  setPeer((ComponentPeer)getToolkit().createTextArea(this));
+}
+
+/*************************************************************************/
+
+/**
+  * Appends the specified text to the end of the current text.
+  *
+  * @param text The text to append.
+  */
+public void
+append(String str)
+{
+  TextAreaPeer tap = (TextAreaPeer)getPeer();
+  if (tap == null) 
+    return;
+
+  tap.insert(str, tap.getText().length());
+}
+
+/*************************************************************************/
+
+/**
+  * Appends the specified text to the end of the current text.
+  *
+  * @param text The text to append.
+  *
+  * @deprecated This method is deprecated in favor of 
+  * <code>append()</code>.
+  */
+public void
+appendText(String text)
+{
+  append(text);
+}
+ 
+/*************************************************************************/
+
+/**
+  * Inserts the specified text at the specified location.
+  *
+  * @param text The text to insert.
+  * @param pos The insert position.
+  */
+public void
+insert(String text, int pos)
+{
+  TextAreaPeer tap = (TextAreaPeer)getPeer();
+  if (tap == null)
+    return;
+
+  tap.insert(text, pos);
+}
+
+/*************************************************************************/
+
+/**
+  * Inserts the specified text at the specified location.
+  *
+  * @param text The text to insert.
+  * @param pos The insert position.
+  *
+  * @deprecated This method is depcreated in favor of <code>insert()</code>.
+  */
+public void
+insertText(String text, int pos)
+{
+  insert(text, pos);
+}
+
+/*************************************************************************/
+
+/**
+  * Replaces the text bounded by the specified start and end positions
+  * with the specified text.
+  *
+  * @param text The new text for the range.
+  * @param start The start position of the replacement range.
+  * @param end The end position of the replacement range.
+  */
+public void
+replaceRange(String text, int start, int end)
+{
+  TextAreaPeer tap = (TextAreaPeer)getPeer();
+  if (tap == null)
+    return;
+
+  tap.replaceRange(text, start, end);
+}
+
+/*************************************************************************/
+
+/**
+  * Replaces the text bounded by the specified start and end positions
+  * with the specified text.
+  *
+  * @param text The new text for the range.
+  * @param start The start position of the replacement range.
+  * @param end The end position of the replacement range.
+  *
+  * @deprecated This method is deprecated in favor of
+  * <code>replaceRange()</code>.
+  */
+public void
+replaceText(String text, int start, int end)
+{
+  replaceRange(text, start, end);
+}
+
+/*************************************************************************/
+
+/**
+  * Returns a debugging string for this text area.
+  *
+  * @return A debugging string for this text area.
+  */
+protected String
+paramString()
+{
+  return(getClass().getName() + "(rows=" + getRows() + ",columns=" +
+         getColumns() + ",scrollbars=" + getScrollbarVisibility() +
+         ")");
+}
+
+} // class TextArea 
+

libjava/java/awt/TextComponent.java

-/* Copyright (C) 1999, 2001  Free Software Foundation
+/* TextComponent.java -- Widgets for entering text
+   Copyright (C) 1999 Free Software Foundation, Inc.
 
-   This file is part of libjava.
+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 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.event.*;
+import java.awt.event.TextEvent;
+import java.awt.event.TextListener;
 import java.awt.peer.TextComponentPeer;
+import java.awt.peer.ComponentPeer;
+
+/**
+  * This class provides common functionality for widgets than 
+  * contain text.
+  *
+  * @author Aaron M. Renn (arenn@urbanophile.com)
+  */
+public class TextComponent extends Component implements java.io.Serializable
+{
+
+/*
+ * Static Variables
+ */
+
+// Constant for serialization
+private static final long serialVersionUID = -2214773872412987419L;
+
+/*
+ * Instance Variables
+ */
+
+/**
+  * @serial Indicates whether or not this component is editable.
+  */
+private boolean editable;
+
+/**
+  * @serial The starting position of the selected text region.
+  */
+private int selectionStart;
+
+/**
+  * @serial The ending position of the selected text region.
+  */
+private int selectionEnd;
 
-/* A very incomplete placeholder. */
+/**
+  * @serial The text in the component
+  */
+private String text;
 
-public class TextComponent extends Component
+/**
+  * A list of listeners that will receive events from this object.
+  */
+protected transient TextListener textListener;
+
+/*************************************************************************/
+
+/*
+ * Constructors
+ */
+
+TextComponent(String text)
 {
-  protected TextListener textListener;
+  this.text = text;
+}
 
-  char[] buffer;
-  int length;
-  int caretPosition;
+/*************************************************************************/
 
-  public synchronized void addTextListener (TextListener listener)
-  {
-    textListener = AWTEventMulticaster.add (textListener, listener);
-  }
+/*
+ * Instance Methods
+ */
 
-  public synchronized String getText ()
-  { return new String(buffer, 0, length); }
+/**
+  * Returns the text in this component
+  *
+  * @return The text in this component.
+  */
+public synchronized String
+getText()
+{
+  TextComponentPeer tcp = (TextComponentPeer)getPeer();
+  if (tcp != null)
+    text = tcp.getText();
 
-  public synchronized void setText (String text)
-  {
-    length = text.length();
-    if (buffer == null || buffer.length < length)
-      buffer = new char[length];
-    text.getChars(0, length, buffer, 0);
-  }
+  return(text);
+}
 
-  public int getCaretPosition () { return caretPosition; }
+/*************************************************************************/
 
-  public void setCaretPosition (int pos)
-  {
-    caretPosition = pos;
-    if (peer != null)
-      {
-	TextComponentPeer t = (TextComponentPeer) peer;
-	t.setCaretPosition (pos);
-      }
-  }
+/**
+  * Sets the text in this component to the specified string.
+  *
+  * @param text The new text for this component.
+  */
+public synchronized void
+setText(String text)
+{
+  if (text == null)
+    text = "";
+
+  this.text = text;
+
+  TextComponentPeer tcp = (TextComponentPeer)getPeer();
+  if (tcp != null)
+    tcp.setText(text);
+}
+
+/*************************************************************************/
+
+/**
+  * Returns a string that contains the text that is currently selected.
+  *
+  * @return The currently selected text region.
+  */
+public synchronized String
+getSelectedText()
+{
+  String alltext = getText();
+  int start = getSelectionStart();
+  int end = getSelectionEnd();
+  
+  return(alltext.substring(start, end));
 }
+
+/*************************************************************************/
+
+/**
+  * Returns the starting position of the selected text region.
+  * // FIXME: What is returned if there is no selected text?
+  *
+  * @return The starting position of the selected text region.
+  */
+public synchronized int
+getSelectionStart()
+{
+  TextComponentPeer tcp = (TextComponentPeer)getPeer();
+  if (tcp != null)
+    selectionStart = tcp.getSelectionStart();
+
+  return(selectionStart);
+}
+
+/*************************************************************************/
+
+/**
+  * Sets the starting position of the selected region to the
+  * specified value.  If the specified value is out of range, then it
+  * will be silently changed to the nearest legal value.
+  *
+  * @param selectionStart The new start position for selected text.
+  */
+public synchronized void
+setSelectionStart(int selectionStart)
+{
+  select(selectionStart, getSelectionEnd());
+}
+
+/*************************************************************************/
+
+/**
+  * Returns the ending position of the selected text region.
+  * // FIXME: What is returned if there is no selected text.
+  *
+  * @return The ending position of the selected text region.
+  */
+public synchronized int
+getSelectionEnd()
+{
+  TextComponentPeer tcp = (TextComponentPeer)getPeer();
+  if (tcp != null)
+    selectionEnd = tcp.getSelectionEnd();
+
+  return(selectionEnd);
+}
+
+/*************************************************************************/
+
+/**
+  * Sets the ending position of the selected region to the
+  * specified value.  If the specified value is out of range, then it
+  * will be silently changed to the nearest legal value.
+  *
+  * @param selectionEnd The new start position for selected text.
+  */
+public synchronized void
+setSelectionEnd(int selectionEnd)
+{
+  select(getSelectionStart(), selectionEnd);
+}
+
+/*************************************************************************/
+
+/**
+  * This method sets the selected text range to the text between the
+  * specified start and end positions.  Illegal values for these
+  * positions are silently fixed.
+  *
+  * @param startSelection The new start position for the selected text.
+  * @param endSelection The new end position for the selected text.
+  */
+public synchronized void
+select(int selectionStart, int endSelection)
+{
+  if (selectionStart < 0)
+    selectionStart = 0;
+
+  if (selectionStart > getText().length())
+    selectionStart = text.length();
+
+  if (selectionEnd > text.length())
+    selectionEnd = text.length();
+
+  if (selectionStart > getSelectionEnd())
+    selectionStart = selectionEnd;
+
+  this.selectionStart = selectionStart;
+  this.selectionEnd = selectionEnd;
+
+  TextComponentPeer tcp = (TextComponentPeer)getPeer();
+  if (tcp != null)
+    tcp.select(selectionStart, selectionEnd);
+}
+
+/*************************************************************************/
+
+/**
+  * Selects all of the text in the component.
+  */
+public synchronized void
+selectAll()
+{
+  select(0, getText().length());
+}
+
+/*************************************************************************/
+
+/**
+  * Returns the current caret position in the text.
+  *
+  * @return The caret position in the text.
+  */
+public synchronized int
+getCaretPosition()
+{
+  TextComponentPeer tcp = (TextComponentPeer)getPeer();
+  if (tcp != null)
+    return(tcp.getCaretPosition());
+  else
+    return(0);
+}
+
+/*************************************************************************/
+
+/**
+  * Sets the caret position to the specified value.
+  *
+  * @param caretPosition The new caret position.
+  */
+public synchronized void
+setCaretPosition(int caretPosition)
+{
+  TextComponentPeer tcp = (TextComponentPeer)getPeer();
+  if (tcp != null)
+    tcp.setCaretPosition(caretPosition);
+}
+
+/*************************************************************************/
+
+/**
+  * Tests whether or not this component's text can be edited.
+  *
+  * @return <code>true</code> if the text can be edited, <code>false</code>
+  * otherwise.
+  */
+public boolean
+isEditable()
+{
+  return(editable);
+}
+
+/*************************************************************************/
+
+/**
+  * Sets whether or not this component's text can be edited.
+  *
+  * @param editable <code>true</code> to enable editing of the text,
+  * <code>false</code> to disable it.
+  */
+public synchronized void
+setEditable(boolean editable)
+{
+  this.editable = editable;
+
+  TextComponentPeer tcp = (TextComponentPeer)getPeer();
+  if (tcp != null)
+    tcp.setEditable(editable);
+}
+
+/*************************************************************************/
+
+/**
+  * Notifies the component that it should destroy its native peer.
+  */
+public void
+removeNotify()
+{
+  super.removeNotify();
+}
+
+/*************************************************************************/
+
+/**
+  * Adds a new listener to the list of text listeners for this
+  * component.
+  *
+  * @param listener The listener to be added.
+  */
+public synchronized void
+addTextListener(TextListener listener)
+{
+  textListener = AWTEventMulticaster.add(textListener, listener);
+
+  enableEvents(AWTEvent.TEXT_EVENT_MASK);  
+}
+
+/*************************************************************************/
+
+/**
+  * Removes the specified listener from the list of listeners
+  * for this component.
+  *
+  * @param listener The listener to remove.
+  */
+public synchronized void
+removeTextListener(TextListener listener)
+{
+  textListener = AWTEventMulticaster.remove(textListener, listener);
+}
+
+/*************************************************************************/
+
+/**
+  * Processes the specified event for this component.  Text events are
+  * processed by calling the <code>processTextEvent()</code> method.
+  * All other events are passed to the superclass method.
+  * 
+  * @param event The event to process.
+  */
+protected void
+processEvent(AWTEvent event)
+{
+  if (event instanceof TextEvent)
+    processTextEvent((TextEvent)event);
+  else
+    super.processEvent(event);
+}
+
+/*************************************************************************/
+
+/**
+  * Processes the specified text event by dispatching it to any listeners
+  * that are registered.  Note that this method will only be called
+  * if text event's are enabled.  This will be true if there are any
+  * registered listeners, or if the event has been specifically
+  * enabled using <code>enableEvents()</code>.
+  *
+  * @param event The text event to process.
+  */
+protected void
+processTextEvent(TextEvent event)
+{
+  if (textListener != null)
+    textListener.textValueChanged(event);
+}
+
+/*************************************************************************/
+
+/**
+  * Returns a debugging string.
+  *
+  * @return A debugging string.
+  */
+protected String
+paramString()
+{
+  return(getClass().getName() + "(text=" + getText() + ")");
+}
+
+} // class TextComponent
+

libjava/java/awt/TextField.java

-/* Copyright (C) 2000  Free Software Foundation
+/* TextField.java -- A one line text entry field
+   Copyright (C) 1999 Free Software Foundation, Inc.
 
-   This file is part of libgcj.
+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 software is copyrighted work licensed under the terms of the
-Libgcj License.  Please consult the file "LIBGCJ_LICENSE" for
-details.  */
 
 package java.awt;
-import java.awt.event.*;
 
-/* A very incomplete placeholder. */
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
+import java.awt.peer.TextFieldPeer;
+import java.awt.peer.TextComponentPeer;
+import java.awt.peer.ComponentPeer;
+
+/**
+  * This class implements a single line text entry field widget
+  *
+  * @author Aaron M. Renn (arenn@urbanophile.com)
+  */
+public class TextField extends TextComponent implements java.io.Serializable
+{
+
+/*
+ * Static Variables
+ */
+
+// Serialization constant
+private static final long serialVersionUID = -2966288784432217853L;
+
+/*************************************************************************/
+
+/*
+ * Instance Variables
+ */
+
+/**
+  * @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;
+
+/*************************************************************************/
+
+/*
+ * Constructors
+ */
+
+/*
+ * Initializes a new instance of <code>TextField</code> that is empty
+ * and has one column.
+ */
+public
+TextField()
+{
+  this("", 1);
+}
+
+/*************************************************************************/
+
+/**
+  * 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.
+  */
+public
+TextField(String text)
+{
+  this(text, 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.
+  */
+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.
+  */
+public
+TextField(String text, int columns)
+{
+  super(text);
+  this.columns = columns;
+}
+
+/*************************************************************************/
+
+/*
+ * Instance Methods
+ */
+
+/**
+  * 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)
+{
+  this.echoChar = echoChar;
+
+  TextFieldPeer tfp = (TextFieldPeer)getPeer();
+  if (tfp != null)
+    tfp.setEchoChar(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)
+{
+  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)
+{
+  TextFieldPeer tfp = (TextFieldPeer)getPeer();
+  if (tfp == null)
+    return(null); // FIXME: What do we do if there is no peer?
+
+  return(tfp.getMinimumSize(columns));
+}
+
+/*************************************************************************/
+
+/**
+  * Returns the minimum size for this text field.
+  *
+  * @return The minimum size for this text field.
+  *
+  * @deprecated This method is depcreated in favor of
+  * <code>getMinimumSize()</code>.
+  */
+public Dimension
+minimumSize()
+{
+  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.
+  *
+  * @deprecated This method is deprecated in favor of 
+  * <code>getMinimumSize(int)</code>.
+  */
+public Dimension
+minimumSize(int columns)
+{
+  return(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)
+{
+  TextFieldPeer tfp = (TextFieldPeer)getPeer();
+  if (tfp == null)
+    return(null); // FIXME: What do we do if there is no peer?
+
+  return(tfp.getPreferredSize(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(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.
+  *
+  * @deprecated This method is deprecated in favor of 
+  * <code>getPreferredSize(int)</code>.
+  */
+public Dimension
+preferredSize(int columns)
+{
+  return(getPreferredSize(columns));
+}
+
+/*************************************************************************/
 
-public class TextField extends TextComponent
+/**
+  * Notifies this object that it should create its native peer.
+  */
+public void
+addNotify()
 {
+  if (getPeer() != null)
+    return;
+
+  setPeer((ComponentPeer)getToolkit().createTextField(this));
 }
+
+/*************************************************************************/
+
+/**
+  * 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);
+}
+
+/*************************************************************************/
+
+/**
+  * Returns a debug string for this object.
+  *
+  * @return A debug string for this object.
+  */
+protected String
+paramString()
+{
+  return(getClass().getName() + "(columns=" + getColumns() + ",echoChar=" +
+         getEchoChar());
+}
+
+} // class TextField