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package com.fr.design.mainframe.guide;
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import com.fr.base.svg.IconUtils;
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import com.fr.design.gui.ilable.UILabel;
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import com.fr.design.i18n.Toolkit;
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import com.fr.design.layout.FRGUIPaneFactory;
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import com.fr.design.ui.util.UIUtil;
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import com.fr.log.FineLoggerFactory;
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import com.fr.stable.StringUtils;
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import javax.swing.BorderFactory;
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import javax.swing.Icon;
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import javax.swing.JButton;
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import javax.swing.JComponent;
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import javax.swing.JPanel;
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import javax.swing.JTextPane;
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import javax.swing.UIManager;
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import javax.swing.border.LineBorder;
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import javax.swing.event.AncestorEvent;
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import javax.swing.event.AncestorListener;
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import javax.swing.event.HyperlinkEvent;
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import java.awt.BorderLayout;
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import java.awt.Color;
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import java.awt.Desktop;
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import java.awt.Dimension;
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import java.awt.Font;
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import java.awt.FontMetrics;
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import java.awt.Insets;
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import java.awt.event.ActionEvent;
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import java.awt.event.ComponentAdapter;
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import java.awt.event.ComponentEvent;
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/**
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* FRM引导提示使用FVS
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*
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* @author Zhanying
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* @since 11.0
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* Created on 2024/12/20
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*/
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public class FvsGuidePane extends JPanel {
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private static final String OMIT_TEXT = "...";
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private static final Color BACKGROUND_COLOR = new Color(255, 251, 230);
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private static final Color BORDER_COLOR = new Color(255, 229, 143);
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private static final Icon TIP_ICON = UIManager.getIcon("OptionPane.circularWarningIcon");
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private static final Icon CLOSE_ICON = IconUtils.readIcon("/com/fr/design/standard/close/close");
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private static final int MAX_PANE_HEIGHT = 80;
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private static final int MAX_CONTENT_HEIGHT = 60;
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private static final int LINE_HEIGHT = 20;
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// 计算文本框最多能容纳的行数 = 最大高度 / 行高，向下取整
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private static final int MAX_LINES = (int) Math.floor((double) MAX_CONTENT_HEIGHT / LINE_HEIGHT);
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private static final String CONTENT_FORMAT = "<html>\n<body style=\"font-family: %s; font-size: %spt;\">\n %s\n</body>\n</html>";
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private final JComponent parent;
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private JTextPane textPane;
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// 是否显示超链跳转
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private final boolean showGuideLink;
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public FvsGuidePane(JComponent parent) {
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super();
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this.parent = parent;
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showGuideLink = FvsGuideConfig.getInstance().isShowGuideLink();
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initUI();
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}
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private void initUI() {
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this.setLayout(FRGUIPaneFactory.createBorderLayout());
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this.setLayout(new BorderLayout());
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this.setBorder(new LineBorder(BORDER_COLOR));
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this.setBackground(BACKGROUND_COLOR);
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this.setMaximumSize(new Dimension(Integer.MAX_VALUE, MAX_PANE_HEIGHT));
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JPanel wrapPane = new JPanel(new BorderLayout(10, 0));
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wrapPane.setBorder(BorderFactory.createEmptyBorder(8, 13, 8, 13));
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wrapPane.setBackground(BACKGROUND_COLOR);
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wrapPane.add(this.createIconPane(), BorderLayout.WEST);
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wrapPane.add(this.createContentPane(), BorderLayout.CENTER);
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wrapPane.add(this.createCloseBtnPane(), BorderLayout.EAST);
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this.add(wrapPane, BorderLayout.CENTER);
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addListener();
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}
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private void addListener() {
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this.textPane.addComponentListener(new ComponentAdapter() {
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@Override
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public void componentResized(ComponentEvent e) {
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refreshText();
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}
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});
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this.textPane.addAncestorListener(new AncestorListener() {
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@Override
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public void ancestorAdded(AncestorEvent event) {
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UIUtil.invokeLaterIfNeeded(FvsGuidePane.this::refreshText);
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}
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@Override
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public void ancestorRemoved(AncestorEvent event) {
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}
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@Override
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public void ancestorMoved(AncestorEvent event) {
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}
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});
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}
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private JPanel createIconPane() {
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// 图标
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JPanel panel = new JPanel(new BorderLayout());
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panel.setBorder(BorderFactory.createEmptyBorder(6, 0, 0, 0));
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panel.setBackground(BACKGROUND_COLOR);
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UILabel iconLabel = new UILabel(TIP_ICON);
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panel.add(iconLabel, BorderLayout.NORTH);
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return panel;
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}
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private JPanel createCloseBtnPane() {
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JPanel panel = new JPanel(new BorderLayout());
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panel.setBackground(BACKGROUND_COLOR);
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JButton closeButton = new JButton(this.closeBtnText(), CLOSE_ICON);
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closeButton.setOpaque(false);
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closeButton.setBorderPainted(false);
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closeButton.setContentAreaFilled(false);
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closeButton.addActionListener(this::close);
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panel.add(closeButton, BorderLayout.NORTH);
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return panel;
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}
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private JPanel createContentPane() {
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JPanel contentPane = new JPanel(new BorderLayout());
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contentPane.setBackground(BACKGROUND_COLOR);
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textPane = new JTextPane();
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// 设置文本格式为 HTML
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textPane.setContentType("text/html");
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textPane.setEditable(false);
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textPane.setBackground(BACKGROUND_COLOR);
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// 添加超链接监听器
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textPane.addHyperlinkListener(e -> {
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if (HyperlinkEvent.EventType.ACTIVATED.equals(e.getEventType())) {
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// 用户点击了超链接，处理跳转
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try {
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Desktop.getDesktop().browse(e.getURL().toURI());
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} catch (Exception ex) {
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FineLoggerFactory.getLogger().error(ex.getMessage(), ex);
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}
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}
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});
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contentPane.add(textPane, BorderLayout.CENTER);
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return contentPane;
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}
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private void refreshText() {
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int textPaneWidth = textPane.getWidth();
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if (textPaneWidth <= 0) {
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return;
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}
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// 获取可用宽度：减去可能的左右边距
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Insets insets = textPane.getInsets();
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int availableWidth = textPaneWidth - insets.left - insets.right - 15;// 留点冗余
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// 组装html
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String buildHtml = buildHtml(textPane.getFont(), autoChangeLineAndOmit(availableWidth));
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textPane.setText(buildHtml);
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}
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private String tipContent() {
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return Toolkit.i18nText("Fine-Design_Form_Guide_Use_Fvs_Tips");
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}
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private String linkContent() {
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return Toolkit.i18nText("Fine-Design_Form_Guide_Use_Fvs_Link_Tips");
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}
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private String guideUrl() {
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return Toolkit.i18nText("Fine-Design_Form_Guide_Use_Fvs_Link_Url");
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}
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private void close(ActionEvent e) {
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parent.remove(this);
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parent.revalidate();
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parent.repaint();
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}
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private String closeBtnText() {
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return Toolkit.i18nText("Fine-Design_Form_Guide_Use_Fvs_Close_Tips");
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}
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private String buildHtml(Font font, String text) {
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return String.format(CONTENT_FORMAT, font.getFamily(), font.getSize(), text);
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}
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private String autoChangeLineAndOmit(double width) {
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StringBuilder htmlBuilder = new StringBuilder();
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// 获取字体的大小
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FontMetrics fontMetrics = textPane.getFontMetrics(textPane.getFont());
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// 计算行间距
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int lineSpace = LINE_HEIGHT - fontMetrics.getHeight();
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String divStart = String.format("<div style=\"margin-bottom: %spt; margin-top: %spt;\">", lineSpace / 2, lineSpace / 2);
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htmlBuilder.append(divStart);
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// 计算省略号的长度
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int omitLength = getStringWidth(OMIT_TEXT, fontMetrics);
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String linkContent = showGuideLink ? linkContent() : StringUtils.EMPTY;
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// 计算超链的长度
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int linkLength = showGuideLink ? getStringWidth(linkContent, fontMetrics) : 0;
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String tipContent = tipContent();
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// 宽度已经小于省略号+超链的宽度
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boolean widthTooSmall = width < omitLength + linkLength;
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if (StringUtils.isNotEmpty(tipContent)) {
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char[] chars = tipContent.toCharArray();
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int row = 1;
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int off = 0;
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for (int i = 0; i < chars.length; i++) {
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// 当前行占的宽度
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int currRowWidth = fontMetrics.charsWidth(chars, off, i - off);
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// 到最后一行
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if (row == MAX_LINES) {
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// 计算省略号的位置
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if (currRowWidth + omitLength + linkLength > width) {
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//拼上省略号
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htmlBuilder.append(OMIT_TEXT);
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break;
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}
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}
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if (currRowWidth > width) {
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// 换行
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htmlBuilder.append("</div>").append(divStart);
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off = i;
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row++;
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} else if (widthTooSmall && simulateIfLastLineOverflows(fontMetrics, currRowWidth, row, (OMIT_TEXT + linkContent).toCharArray(), width)) {
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//模拟到最后一行是否溢出；其实这么窄展示也没什么意义了
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//拼上省略号
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htmlBuilder.append(OMIT_TEXT);
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break;
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}
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htmlBuilder.append(chars[i]);
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}
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}
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if (showGuideLink) {
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htmlBuilder.append("<a href=\"").append(guideUrl()).append("\">").append(linkContent).append("</a>");
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}
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htmlBuilder.append("</div>");
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return htmlBuilder.toString();
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}
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private boolean simulateIfLastLineOverflows(FontMetrics fontMetrics, int currRowWidth, int row, char[] omitAndLink, double width) {
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int off = 0;
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for (int i = 0; i < omitAndLink.length; i++) {
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boolean lastRow = row == MAX_LINES;
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if (currRowWidth + fontMetrics.charsWidth(omitAndLink, off, i - off) > (lastRow ? width - 30 : width)) { // 最后一行留点冗余
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if (lastRow) {
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return true;
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}
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off = i;
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currRowWidth = 0;
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row++;
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}
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}
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return false;
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}
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private int getStringWidth(String str, FontMetrics fontMetrics) {
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return fontMetrics.charsWidth(str.toCharArray(), 0, str.length());
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}
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}
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