Java 类com.intellij.util.FontUtil 实例源码

private ColoredFragment makeStatusFragment(boolean prefix) {
  int style = SimpleTextAttributes.STYLE_PLAIN;
  if (config.projectViewStatusBold) {
    style |= SimpleTextAttributes.STYLE_BOLD;
  }
  if (config.projectViewStatusItalic) {
    style |= SimpleTextAttributes.STYLE_ITALIC;
  }
  Color color = config.projectViewStatusCustomColor ? config.getProjectViewStatusColor() : Gray._128;
  SimpleTextAttributes attributes = new SimpleTextAttributes(style, color);
  StringBand status = getStatusText();
  if (prefix) {
    String statusTemp = status.toString();
    status.setIndex(0);
    status.append(FontUtil.spaceAndThinSpace()).append(statusTemp);
  }
  return new ColoredFragment(status.toString(), attributes);
}

@Override
public boolean apply(ProjectViewNode node, PresentationData data) {
  Optional<String> locationString = Optional.ofNullable(data.getLocationString());
  if (config.showProjectViewLocationPath) {
    if (config.showProjectViewStatusBeforeLocation) {
      data.addText(makeStatusFragment(true));
      locationString.ifPresent(l -> data.setLocationString("- " + l));
    } else {
      if (locationString.isPresent()) {
        StringBand location = new StringBand(FontUtil.spaceAndThinSpace());
        location.append(locationString.get());
        location.append(" - ");
        data.addText(location.toString(), getLocationAttributes());
        data.addText(makeStatusFragment(false));
        data.setLocationString("");
      } else {
        data.addText(makeStatusFragment(true));
      }
    }
  } else {
    locationString.ifPresent(data::setTooltip);
    data.setLocationString("");
    data.addText(makeStatusFragment(true));
  }
  return true;
}

@Override
protected JComponent createItemComponent() {
  myTextLabel = new ErrorLabel();
  myTextLabel.setOpaque(true);
  myTextLabel.setBorder(JBUI.Borders.empty(1));

  myInfoLabel = new ErrorLabel();
  myInfoLabel.setOpaque(true);
  myInfoLabel.setBorder(JBUI.Borders.empty(1, DEFAULT_HGAP, 1, 1));
  myInfoLabel.setFont(FontUtil.minusOne(myInfoLabel.getFont()));

  JPanel compoundPanel = new OpaquePanel(new BorderLayout(), JBColor.WHITE);
  myIconLabel = new IconComponent();
  myInfoLabel.setHorizontalAlignment(SwingConstants.RIGHT);
  JPanel compoundTextPanel = new OpaquePanel(new BorderLayout(), compoundPanel.getBackground());
  JPanel textPanel = new OpaquePanel(new BorderLayout(), compoundPanel.getBackground());
  compoundPanel.add(myIconLabel, BorderLayout.WEST);
  textPanel.add(myTextLabel, BorderLayout.WEST);
  textPanel.add(myInfoLabel, BorderLayout.CENTER);
  compoundTextPanel.add(textPanel, BorderLayout.CENTER);
  compoundPanel.add(compoundTextPanel, BorderLayout.CENTER);
  return layoutComponent(compoundPanel);
}

private void setInheritanceInfo(ColorAndFontDescription description) {
  Pair<ColorSettingsPage, AttributesDescriptor> baseDescriptor = description.getBaseAttributeDescriptor();
  if (baseDescriptor != null && baseDescriptor.second.getDisplayName() != null) {
    String attrName = baseDescriptor.second.getDisplayName();
    String attrLabel = attrName.replaceAll(ColorOptionsTree.NAME_SEPARATOR, FontUtil.rightArrow(UIUtil.getLabelFont()));
    ColorSettingsPage settingsPage = baseDescriptor.first;
    String style = "<div style=\"text-align:right\" vertical-align=\"top\">";
    String tooltipText;
    String labelText;
    if (settingsPage != null) {
      String pageName = settingsPage.getDisplayName();
      tooltipText = "'" + attrLabel + "' from<br>'" + pageName + "' section";
      labelText = style + "'" + attrLabel + "'<br>of <a href=\"" + attrName + "\">" + pageName;
    }
    else {
      tooltipText = attrLabel;
      labelText = style + attrLabel + "<br>&nbsp;";
    }

    myInheritanceLabel.setVisible(true);
    myInheritanceLabel.setText(labelText);
    myInheritanceLabel.setToolTipText(tooltipText);
    myInheritanceLabel.setEnabled(true);
    myInheritAttributesBox.setVisible(true);
    myInheritAttributesBox.setEnabled(true);
    myInheritAttributesBox.setSelected(description.isInherited());
    setEditEnabled(!description.isInherited(), description);
  }
  else {
    myInheritanceLabel.setVisible(false);
    myInheritAttributesBox.setSelected(false);
    myInheritAttributesBox.setVisible(false);
    setEditEnabled(true, description);
  }
}

private void setInheritanceInfo(ColorAndFontDescription description) {
  Pair<ColorSettingsPage, AttributesDescriptor> baseDescriptor = description.getBaseAttributeDescriptor();
  if (baseDescriptor != null && baseDescriptor.second.getDisplayName() != null) {
    String attrName = baseDescriptor.second.getDisplayName();
    String attrLabel = attrName.replaceAll(ColorOptionsTree.NAME_SEPARATOR, FontUtil.rightArrow(UIUtil.getLabelFont()));
    ColorSettingsPage settingsPage = baseDescriptor.first;
    String style = "<div style=\"text-align:right\" vertical-align=\"top\">";
    String tooltipText;
    String labelText;
    if (settingsPage != null) {
      String pageName = settingsPage.getDisplayName();
      tooltipText = "'" + attrLabel + "' from<br>'" + pageName + "' section";
      labelText = style + "'" + attrLabel + "'<br>of <a href=\"" + attrName + "\">" + pageName;
    }
    else {
      tooltipText = attrLabel;
      labelText = style + attrLabel + "<br>&nbsp;";
    }

    myInheritanceLabel.setVisible(true);
    myInheritanceLabel.setText(labelText);
    myInheritanceLabel.setToolTipText(tooltipText);
    myInheritanceLabel.setEnabled(true);
    myInheritAttributesBox.setVisible(true);
    myInheritAttributesBox.setEnabled(true);
    myInheritAttributesBox.setSelected(description.isInherited());
    setEditEnabled(!description.isInherited(), description);
  }
  else {
    myInheritanceLabel.setVisible(false);
    myInheritAttributesBox.setSelected(false);
    myInheritAttributesBox.setVisible(false);
    setEditEnabled(true, description);
  }
}

@NotNull
public static String getRightArrow() {
  Font font = EditorColorsManager.getInstance().getGlobalScheme().getFont(EditorFontType.PLAIN);
  return FontUtil.rightArrow(font);
}

@NotNull
public static String spaceAndThinSpace() {
  return " " + FontUtil.canDisplay(UIUtil.getLabelFont(), '\u2009', " ");
}

@NotNull
public static String getRightArrow()
{
    Font font = EditorColorsManager.getInstance().getGlobalScheme().getFont(EditorFontType.PLAIN);
    return FontUtil.rightArrow(font);
}