mbien commented on code in PR #7239: URL: https://github.com/apache/netbeans/pull/7239#discussion_r1558690317
########## platform/api.dashboard/src/org/netbeans/modules/dashboard/WidgetComponents.java: ########## @@ -0,0 +1,403 @@ +/* + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + */ +package org.netbeans.modules.dashboard; + +import java.awt.Color; +import java.awt.Component; +import java.awt.Cursor; +import java.awt.Dimension; +import java.awt.Font; +import java.awt.FontMetrics; +import java.awt.Graphics; +import java.awt.Image; +import java.awt.Insets; +import java.awt.event.ActionEvent; +import java.awt.event.MouseAdapter; +import java.awt.event.MouseEvent; +import java.net.URI; +import javax.swing.AbstractAction; +import javax.swing.Action; +import javax.swing.BorderFactory; +import javax.swing.Icon; +import javax.swing.JButton; +import javax.swing.JComponent; +import javax.swing.JLabel; +import javax.swing.JSeparator; +import javax.swing.JTextArea; +import javax.swing.UIManager; +import javax.swing.border.Border; +import org.netbeans.spi.dashboard.WidgetElement; +import org.netbeans.spi.dashboard.WidgetElement.ActionElement; +import org.netbeans.spi.dashboard.WidgetElement.ComponentElement; +import org.netbeans.spi.dashboard.WidgetElement.ImageElement; +import org.netbeans.spi.dashboard.WidgetElement.LinkElement; +import org.netbeans.spi.dashboard.WidgetElement.SeparatorElement; +import org.netbeans.spi.dashboard.WidgetElement.TextElement; +import org.openide.awt.HtmlBrowser; +import org.openide.awt.StatusDisplayer; +import org.openide.util.Exceptions; +import org.openide.util.ImageUtilities; +import org.openide.util.NbBundle; + +/** + * Default creation of JComponents for WidgetElements. + */ [email protected]({ + "# {0} - link URI", + "TXT_statusLink=Open {0}" +}) +final class WidgetComponents { + + private WidgetComponents() { + + } + + static JComponent titleComponentFor(String title) { + MultiLineText text = new MultiLineText(title); + Font font = text.getFont(); + text.setFont(font.deriveFont(font.getSize() * 1.4f)); + return text; + } + + static JComponent componentFor(WidgetElement element) { + if (element instanceof TextElement textElement) { + return componentForText(textElement); + } else if (element instanceof ImageElement imageElement) { + return componentForImage(imageElement); + } else if (element instanceof ActionElement actionElement) { + return componentForAction(actionElement); + } else if (element instanceof LinkElement linkElement) { + return componentForLink(linkElement); + } else if (element instanceof SeparatorElement sepElement) { + return componentForSeparator(sepElement); + } else if (element instanceof ComponentElement cmpElement) { + return cmpElement.component(); + } + return null; + } + + private static JComponent componentForText(TextElement element) { + MultiLineText text = new MultiLineText(element.text()); + TextElement.Kind kind = element.kind(); + if (kind == TextElement.Kind.SUBHEADING) { + Font font = text.getFont(); + text.setFont(font.deriveFont(font.getSize() * 1.1f)); + } else if (kind == TextElement.Kind.ASIDE || kind == TextElement.Kind.UNAVAILABLE) { + Font font = text.getFont(); + text.setFont(font.deriveFont(font.getSize() * 0.9f)); + Color color = UIManager.getColor("controlDkShadow"); + if (color != null) { + text.setForeground(color); + } + } + return text; + } + + private static JComponent componentForImage(ImageElement element) { + Image image = ImageUtilities.loadImage(element.resourcePath(), true); + Icon icon = ImageUtilities.image2Icon(image); + JLabel label = new JLabel(icon); + label.setMinimumSize(new Dimension(0, 0)); + return label; + } + + private static JComponent componentForAction(ActionElement element) { + if (element.asLink()) { + return new LinkButton(element.action(), element.showIcon()); + } else { + return new WidgetButton(element.action(), element.showIcon()); + } + } + + private static JComponent componentForLink(LinkElement element) { + Action action = new URIOpenAction(element.text(), element.link()); + if (element.asButton()) { + return new WidgetButton(action, false); + } else { + return new LinkButton(action, false); + } + } + + private static JComponent componentForSeparator(WidgetElement.SeparatorElement element) { + JSeparator sep = new JSeparator(); + sep.setPreferredSize(new Dimension(75, 8)); + return sep; + } + + private static class MultiLineText extends JTextArea { + + private MultiLineText(String text) { + super(text); + setEditable(false); + setCursor(null); + setOpaque(false); + // some LAFs (looking at you Nimbus!) require transparent bg color + setBackground(new Color(0, 0, 0, 0)); + setFocusable(false); + setBorder(BorderFactory.createEmptyBorder()); + setMargin(new Insets(0, 0, 0, 0)); + Font labelFont = UIManager.getFont("Label.font"); + if (labelFont != null) { + setFont(labelFont); + } + Color labelColor = UIManager.getColor("Label.foreground"); + if (labelColor != null) { + setForeground(labelColor); + } + setWrapStyleWord(true); + setLineWrap(true); + } + + } + + private static abstract class AbstractWidgetButton extends JButton { + + private final boolean allowIcon; + + private AbstractWidgetButton(Action action, boolean allowIcon) { + super(action); + this.allowIcon = allowIcon; + if (!allowIcon) { + setIcon(null); + } + setHorizontalAlignment(LEFT); + setToolTipText(null); + addMouseListener(new MouseAdapter() { + + @Override + public void mouseEntered(MouseEvent e) { + onMouseEnter(); + } + + @Override + public void mouseExited(MouseEvent e) { + onMouseExit(); + } + + }); + } + + void onMouseEnter() { + Action action = getAction(); + if (action != null) { + Object status = action.getValue(Action.SHORT_DESCRIPTION); + if (status instanceof String statusText) { + StatusDisplayer.getDefault().setStatusText(statusText); + } + } + } + + void onMouseExit() { + StatusDisplayer.getDefault().setStatusText(""); + } + + @Override + protected void actionPropertyChanged(Action action, String propertyName) { + if (allowedPropertyChange(propertyName)) { + super.actionPropertyChanged(action, propertyName); + } + } + + private boolean allowedPropertyChange(String propertyName) { + return switch (propertyName) { + case Action.SMALL_ICON -> + allowIcon; + case Action.LARGE_ICON_KEY -> + allowIcon; + case Action.SHORT_DESCRIPTION -> + false; + case Action.LONG_DESCRIPTION -> + false; + default -> + true; + }; Review Comment: probably going to have to fix the formatter for this one day so that switch statements can be written like: ```java return switch (propertyName) { case Action.SMALL_ICON -> allowIcon; case Action.LARGE_ICON_KEY -> allowIcon; case Action.SHORT_DESCRIPTION -> false; case Action.LONG_DESCRIPTION -> false; default -> true; }; ``` -- This is an automated message from the Apache Git Service. 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