b7a9b4af03
2004-01-05 Fernando Nasser <fnasser@redhat.com>
* java/awt/Choice.java (add): Leave posting of ItemEvents to peer.
(insert): Ditto.
(remove): Ditto. Also, Check for valid argument.
(removeAll): Use peer interface method.
* gnu/java/awt/peer/gtk/GtkChoicePeer.java (nativeAdd): New name for
native add function.
(nativeRemove): New name for native remove function.
(getHistory): New native function.
(constructor): Generate ItemEvent.
(add): Ditto, if selection is changed.
(remove): Ditto, ditto.
(removeAll): Add implementation.
(handleEvent): Remove. Dead code.
(choicePostItemEvent): Add comment.
* jni/gtk-peer/gnu_java_awt_peer_gtk_GtkChoicePeer.c
(Java_gnu_java_awt_peer_gtk_GtkChoicePeer_append): Add comments.
(Java_gnu_java_awt_peer_gtk_GtkChoicePeer_add): Rename to...
(Java_gnu_java_awt_peer_gtk_GtkChoicePeer_nativeAdd): New name. Add
comments and fix condition to change selection.
(Java_gnu_java_awt_peer_gtk_GtkChoicePeer_remove): Rename to...
(Java_gnu_java_awt_peer_gtk_GtkChoicePeer_nativeRemove): New name. Add
remove all capability.
(Java_gnu_java_awt_peer_gtk_GtkChoicePeer_getHistory): New function.
(item_activate): Add cast to remove compiler warning.
From-SVN: r75443
128 lines
4 KiB
Java
128 lines
4 KiB
Java
/* GtkChoicePeer.java -- Implements ChoicePeer with GTK
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Copyright (C) 1998, 1999 Free Software Foundation, Inc.
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This file is part of GNU Classpath.
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GNU Classpath is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GNU Classpath is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU Classpath; see the file COPYING. If not, write to the
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Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA.
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Linking this library statically or dynamically with other modules is
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making a combined work based on this library. Thus, the terms and
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conditions of the GNU General Public License cover the whole
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combination.
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As a special exception, the copyright holders of this library give you
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permission to link this library with independent modules to produce an
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executable, regardless of the license terms of these independent
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modules, and to copy and distribute the resulting executable under
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terms of your choice, provided that you also meet, for each linked
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independent module, the terms and conditions of the license of that
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module. An independent module is a module which is not derived from
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or based on this library. If you modify this library, you may extend
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this exception to your version of the library, but you are not
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obligated to do so. If you do not wish to do so, delete this
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exception statement from your version. */
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package gnu.java.awt.peer.gtk;
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import java.awt.AWTEvent;
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import java.awt.Choice;
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import java.awt.event.ItemEvent;
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import java.awt.peer.ChoicePeer;
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public class GtkChoicePeer extends GtkComponentPeer
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implements ChoicePeer
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{
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public GtkChoicePeer (Choice c)
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{
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super (c);
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int count = c.getItemCount ();
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if (count > 0)
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{
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String items[] = new String[count];
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for (int i = 0; i < count; i++)
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items[i] = c.getItem (i);
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append (items);
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// Must set our state before notifying listeners
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((Choice) awtComponent).select (c.getItem (0));
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postItemEvent (c.getItem (0), ItemEvent.SELECTED);
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}
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}
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native void create ();
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native void append (String items[]);
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native int getHistory ();
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native void nativeAdd (String item, int index);
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native void nativeRemove (int index);
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native public void select (int position);
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public void add (String item, int index)
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{
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int before = getHistory();
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nativeAdd (item, index);
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/* Generate an ItemEvent if we added the first one or
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if we inserted at or before the currently selected item. */
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if ((before < 0) || (before >= index))
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{
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// Must set our state before notifying listeners
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((Choice) awtComponent).select (((Choice) awtComponent).getItem (0));
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postItemEvent (((Choice) awtComponent).getItem (0), ItemEvent.SELECTED);
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}
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}
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public void remove (int index)
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{
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int before = getHistory();
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int after;
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nativeRemove (index);
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after = getHistory();
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/* Generate an ItemEvent if we are removing the currently selected item
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and there are at least one item left. */
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if ((before == index) && (after >= 0))
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{
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// Must set our state before notifying listeners
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((Choice) awtComponent).select (((Choice) awtComponent).getItem (0));
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postItemEvent (((Choice) awtComponent).getItem (0), ItemEvent.SELECTED);
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}
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}
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public void removeAll ()
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{
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nativeRemove (-1);
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}
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public void addItem (String item, int position)
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{
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add (item, position);
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}
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protected void choicePostItemEvent (String label, int stateChange)
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{
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// Must set our state before notifying listeners
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if (stateChange == ItemEvent.SELECTED)
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((Choice) awtComponent).select (label);
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postItemEvent (label, stateChange);
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}
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}
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