Java example source code file (UIState.java)

This example Java source code file (UIState.java) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Learn more about this Java project at its project page.

Java - Java tags/keywords

canvas, iterator, lazypainter, list, string, stringbuilder, uistate, uistyle, util, xmlattribute, xmlelement

The UIState.java Java example source code

/*
 * Copyright (c) 2002, 2013, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code 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
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */

package build.tools.generatenimbus;

import java.util.Arrays;
import java.util.Collections;
import java.util.Iterator;
import java.util.List;

import javax.xml.bind.annotation.XmlAttribute;
import javax.xml.bind.annotation.XmlElement;

class UIState {
    @XmlAttribute private String stateKeys;
    public String getStateKeys() { return stateKeys; }

    /** Indicates whether to invert the meaning of the 9-square stretching insets */
    @XmlAttribute private boolean inverted;

    /** A cached string representing the list of stateKeys deliminated with "+" */
    private String cachedName = null;

    @XmlElement private Canvas canvas;
    public Canvas getCanvas() { return canvas; }

    @XmlElement private UIStyle style;
    public UIStyle getStyle() { return style; }

    public boolean hasCanvas() {
        return ! canvas.isBlank();
    }

    public static List<String> stringToKeys(String keysString) {
        return Arrays.asList(keysString.split("\\+"));
    }

    public String getName() {
        if (cachedName == null) {
            StringBuilder buf = new StringBuilder();
            List<String> keys = stringToKeys(stateKeys);
            Collections.sort(keys);
            for (Iterator<String> iter = keys.iterator(); iter.hasNext();) {
                buf.append(iter.next());
                if (iter.hasNext()) {
                    buf.append('+');
                }
            }
            cachedName = buf.toString();
        }
        return cachedName;
    }

    public void write(StringBuilder sb, String prefix, String pkg, String fileNamePrefix, String painterPrefix) {
        String statePrefix = prefix + "[" + getName() + "]";
        // write state style
        sb.append(style.write(statePrefix + '.'));
        // write painter
        if (hasCanvas()) {
            writeLazyPainter(sb, statePrefix, pkg, fileNamePrefix, painterPrefix);
        }
    }

    private void writeLazyPainter(StringBuilder sb, String statePrefix, String packageNamePrefix, String fileNamePrefix, String painterPrefix) {
        String cacheModeString = "AbstractRegionPainter.PaintContext.CacheMode." + style.getCacheMode();
        String stateConstant = Utils.statesToConstantName(painterPrefix + "_" + stateKeys);
        sb.append(String.format(
                "        d.put(\"%s.%sPainter\", new LazyPainter(\"%s.%s\", %s.%s, %s, %s, %b, %s, %s, %s));\n",
                statePrefix, painterPrefix, packageNamePrefix, fileNamePrefix,
                fileNamePrefix, stateConstant, canvas.getStretchingInsets().write(false),
                canvas.getSize().write(false), inverted, cacheModeString,
                Utils.formatDouble(style.getMaxHozCachedImgScaling()),
                Utils.formatDouble(style.getMaxVertCachedImgScaling())));
    }
}