+++ /dev/null
-/* TextArea.java -- A multi-line text entry widget
- 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;
-
-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
-
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