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91 lines
2.0 KiB
91 lines
2.0 KiB
/*
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* Copyright (c) 2002, 2012, Oracle and/or its affiliates. All rights reserved.
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* ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*/
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package javax.swing.plaf.synth;
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import javax.swing.*;
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import javax.swing.plaf.ComboBoxUI;
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import javax.swing.plaf.basic.BasicComboPopup;
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import java.awt.*;
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/**
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* Synth's ComboPopup.
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*
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* @author Scott Violet
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*/
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class SynthComboPopup extends BasicComboPopup {
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public SynthComboPopup( JComboBox combo ) {
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super(combo);
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}
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/**
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* Configures the list which is used to hold the combo box items in the
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* popup. This method is called when the UI class
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* is created.
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*
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* @see #createList
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*/
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@Override
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protected void configureList() {
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list.setFont( comboBox.getFont() );
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list.setCellRenderer( comboBox.getRenderer() );
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list.setFocusable( false );
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list.setSelectionMode( ListSelectionModel.SINGLE_SELECTION );
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int selectedIndex = comboBox.getSelectedIndex();
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if ( selectedIndex == -1 ) {
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list.clearSelection();
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}
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else {
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list.setSelectedIndex( selectedIndex );
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list.ensureIndexIsVisible( selectedIndex );
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}
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installListListeners();
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}
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/**
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* @inheritDoc
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*
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* Overridden to take into account any popup insets specified in
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* SynthComboBoxUI
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*/
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@Override
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protected Rectangle computePopupBounds(int px, int py, int pw, int ph) {
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ComboBoxUI ui = comboBox.getUI();
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if (ui instanceof SynthComboBoxUI) {
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SynthComboBoxUI sui = (SynthComboBoxUI) ui;
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if (sui.popupInsets != null) {
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Insets i = sui.popupInsets;
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return super.computePopupBounds(
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px + i.left,
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py + i.top,
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pw - i.left - i.right,
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ph - i.top - i.bottom);
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}
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}
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return super.computePopupBounds(px, py, pw, ph);
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}
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}
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