pjs/grendel/search/AttributePanel.java

124 строки
3.5 KiB
Java

/* -*- Mode: java; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* The contents of this file are subject to the Mozilla Public License
* Version 1.0 (the "License"); you may not use this file except in
* compliance with the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS"
* basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
* the License for the specific language governing rights and limitations
* under the License.
*
* The Original Code is the Grendel mail/news client.
*
* The Initial Developer of the Original Code is Netscape Communications
* Corporation. Portions created by Netscape are Copyright (C) 1997
* Netscape Communications Corporation. All Rights Reserved.
*
* Created: Will Scullin <scullin@netscape.com>, 4 Nov 1997.
*
* Contributors: Jeff Galyan <talisman@anamorphic.com>
*/
package grendel.search;
import java.awt.Component;
import java.awt.Dimension;
import java.awt.GridBagLayout;
import java.awt.LayoutManager2;
import java.awt.SystemColor;
import java.awt.event.ItemEvent;
import java.awt.event.ItemListener;
import javax.mail.search.SearchTerm;
import javax.swing.JComboBox;
import javax.swing.JLabel;
import javax.swing.JList;
import javax.swing.JPanel;
import javax.swing.JTextField;
import javax.swing.ListCellRenderer;
import javax.swing.border.EmptyBorder;
import grendel.widgets.SelectionManager;
class AttributePanel extends TermPanel {
ISearchable fSearchable;
int fMargin = 3;
JComboBox fAttribCombo;
JComboBox fOpCombo;
Component fValueComponent;
public AttributePanel(SearchPanel aParent, ISearchable aSearchable) {
super(aParent, new AttributeLayout());
fSearchable = aSearchable;
setBorder(new EmptyBorder(fMargin, fMargin, fMargin, fMargin));
fAttribCombo = new JComboBox();
add(fAttribCombo, AttributeLayout.kAttribute);
updateAttribCombo();
fOpCombo = new JComboBox();
add(fOpCombo, AttributeLayout.kOperator);
updateOpCombo();
fValueComponent = null;
updateValueComponent();
fAttribCombo.addItemListener(new AttribListener());
}
public SearchTerm getSearch() {
ISearchAttribute attrib =
(ISearchAttribute) fAttribCombo.getSelectedItem();
return attrib.getAttributeTerm(fOpCombo.getSelectedItem(),
attrib.getValue(fValueComponent));
}
void updateAttribCombo() {
fAttribCombo.removeAllItems();
for (int i = 0; i < fSearchable.getSearchAttributeCount(); i++) {
fAttribCombo.addItem(fSearchable.getSearchAttribute(i));
}
fAttribCombo.setSelectedIndex(0);
}
void updateOpCombo() {
ISearchAttribute attrib =
(ISearchAttribute) fAttribCombo.getSelectedItem();
fOpCombo.removeAllItems();
for (int i = 0; i < attrib.getOperatorCount(); i++) {
fOpCombo.addItem(attrib.getOperator(i));
}
fOpCombo.setSelectedIndex(0);
}
void updateValueComponent() {
ISearchAttribute attrib =
(ISearchAttribute) fAttribCombo.getSelectedItem();
if (fValueComponent != null) {
remove(fValueComponent);
}
fValueComponent = attrib.getValueComponent();
if (fValueComponent != null) {
add(fValueComponent, AttributeLayout.kValue);
}
}
class AttribListener implements ItemListener {
public void itemStateChanged(ItemEvent aEvent) {
if (aEvent.getStateChange() == ItemEvent.SELECTED) {
updateOpCombo();
updateValueComponent();
repaint();
}
}
}
}