Examples with AttributeSet javax.swing.text.AttributeSet used on opensource projects

Example 26 with AttributeSet

use of javax.swing.text.AttributeSet in project jadx by skylot.

the class LineNumbers method getOffsetY.

private int getOffsetY(int rowStartOffset, FontMetrics fontMetrics) throws BadLocationException {
    Rectangle r = codeArea.modelToView(rowStartOffset);
    if (r == null) {
        throw new BadLocationException("Can't get Y offset", rowStartOffset);
    }
    int lineHeight = fontMetrics.getHeight();
    int y = r.y + r.height;
    int descent = 0;
    if (r.height == lineHeight) {
        descent = fontMetrics.getDescent();
    } else {
        if (fonts == null) {
            fonts = new HashMap<String, FontMetrics>();
        }
        Element root = codeArea.getDocument().getDefaultRootElement();
        int index = root.getElementIndex(rowStartOffset);
        Element line = root.getElement(index);
        for (int i = 0; i < line.getElementCount(); i++) {
            Element child = line.getElement(i);
            AttributeSet as = child.getAttributes();
            String fontFamily = (String) as.getAttribute(StyleConstants.FontFamily);
            Integer fontSize = (Integer) as.getAttribute(StyleConstants.FontSize);
            String key = fontFamily + fontSize;
            FontMetrics fm = fonts.get(key);
            if (fm == null) {
                Font font = new Font(fontFamily, Font.PLAIN, fontSize);
                fm = codeArea.getFontMetrics(font);
                fonts.put(key, fm);
            }
            descent = Math.max(descent, fm.getDescent());
        }
    }
    return y - descent;
}

Example 27 with AttributeSet

use of javax.swing.text.AttributeSet in project intellij-community by JetBrains.

the class SwingHelper method scrollToReference.

public static boolean scrollToReference(JEditorPane view, String reference) {
    reference = StringUtil.trimStart(reference, "#");
    List<String> toCheck = Arrays.asList("a", "h1", "h2", "h3", "h4");
    Document document = view.getDocument();
    if (document instanceof HTMLDocument) {
        List<Element> list = new ArrayList<>();
        for (Element root : document.getRootElements()) {
            getAllElements(root, list, toCheck);
        }
        for (Element element : list) {
            AttributeSet attributes = element.getAttributes();
            String nm = (String) attributes.getAttribute(HTML.Attribute.NAME);
            if (nm == null)
                nm = (String) attributes.getAttribute(HTML.Attribute.ID);
            if ((nm != null) && nm.equals(reference)) {
                try {
                    int pos = element.getStartOffset();
                    Rectangle r = view.modelToView(pos);
                    if (r != null) {
                        Rectangle vis = view.getVisibleRect();
                        r.y -= 5;
                        r.height = vis.height;
                        view.scrollRectToVisible(r);
                        return true;
                    }
                } catch (BadLocationException ex) {
                //ignore
                }
            }
        }
    }
    return false;
}

Example 28 with AttributeSet

use of javax.swing.text.AttributeSet in project intellij-community by JetBrains.

the class UnusedDeclarationPresentation method getCustomPreviewPanel.

@Override
public JComponent getCustomPreviewPanel(RefEntity entity) {
    final Project project = entity.getRefManager().getProject();
    JEditorPane htmlView = new JEditorPane() {

        @Override
        public String getToolTipText(MouseEvent evt) {
            int pos = viewToModel(evt.getPoint());
            if (pos >= 0) {
                HTMLDocument hdoc = (HTMLDocument) getDocument();
                javax.swing.text.Element e = hdoc.getCharacterElement(pos);
                AttributeSet a = e.getAttributes();
                SimpleAttributeSet value = (SimpleAttributeSet) a.getAttribute(HTML.Tag.A);
                if (value != null) {
                    String objectPackage = (String) value.getAttribute("qualifiedname");
                    if (objectPackage != null) {
                        return objectPackage;
                    }
                }
            }
            return null;
        }
    };
    htmlView.setContentType(UIUtil.HTML_MIME);
    htmlView.setEditable(false);
    htmlView.setOpaque(false);
    htmlView.setBackground(UIUtil.getLabelBackground());
    htmlView.addHyperlinkListener(new HyperlinkAdapter() {

        @Override
        protected void hyperlinkActivated(HyperlinkEvent e) {
            URL url = e.getURL();
            if (url == null) {
                return;
            }
            @NonNls String ref = url.getRef();
            int offset = Integer.parseInt(ref);
            String fileURL = url.toExternalForm();
            fileURL = fileURL.substring(0, fileURL.indexOf('#'));
            VirtualFile vFile = VirtualFileManager.getInstance().findFileByUrl(fileURL);
            if (vFile == null) {
                vFile = VfsUtil.findFileByURL(url);
            }
            if (vFile != null) {
                final OpenFileDescriptor descriptor = new OpenFileDescriptor(project, vFile, offset);
                FileEditorManager.getInstance(project).openTextEditor(descriptor, true);
            }
        }
    });
    final StyleSheet css = ((HTMLEditorKit) htmlView.getEditorKit()).getStyleSheet();
    css.addRule("p.problem-description-group {text-indent: " + JBUI.scale(9) + "px;font-weight:bold;}");
    css.addRule("div.problem-description {margin-left: " + JBUI.scale(9) + "px;}");
    css.addRule("ul {margin-left:" + JBUI.scale(10) + "px;text-indent: 0}");
    css.addRule("code {font-family:" + UIUtil.getLabelFont().getFamily() + "}");
    final StringBuffer buf = new StringBuffer();
    getComposer().compose(buf, entity, false);
    final String text = buf.toString();
    SingleInspectionProfilePanel.readHTML(htmlView, SingleInspectionProfilePanel.toHTML(htmlView, text, false));
    return ScrollPaneFactory.createScrollPane(htmlView, true);
}

Example 29 with AttributeSet

use of javax.swing.text.AttributeSet in project intellij-community by JetBrains.

the class EditableNotificationMessageElement method updateStyle.

protected void updateStyle(@NotNull JEditorPane editorPane, @Nullable JTree tree, Object value, boolean selected, boolean hasFocus) {
    super.updateStyle(editorPane, tree, value, selected, hasFocus);
    final HTMLDocument htmlDocument = (HTMLDocument) editorPane.getDocument();
    final Style linkStyle = htmlDocument.getStyleSheet().getStyle(LINK_STYLE);
    StyleConstants.setForeground(linkStyle, IdeTooltipManager.getInstance().getLinkForeground(false));
    StyleConstants.setItalic(linkStyle, true);
    HTMLDocument.Iterator iterator = htmlDocument.getIterator(HTML.Tag.A);
    while (iterator.isValid()) {
        boolean disabledLink = false;
        final AttributeSet attributes = iterator.getAttributes();
        if (attributes instanceof SimpleAttributeSet) {
            final Object attribute = attributes.getAttribute(HTML.Attribute.HREF);
            if (attribute instanceof String && disabledLinks.containsKey(attribute)) {
                disabledLink = true;
                //TODO [Vlad] add support for disabled link text update
                ////final String linkText = disabledLinks.get(attribute);
                //if (linkText != null) {
                //}
                ((SimpleAttributeSet) attributes).removeAttribute(HTML.Attribute.HREF);
            }
            if (attribute == null) {
                disabledLink = true;
            }
        }
        if (!disabledLink) {
            htmlDocument.setCharacterAttributes(iterator.getStartOffset(), iterator.getEndOffset() - iterator.getStartOffset(), linkStyle, false);
        }
        iterator.next();
    }
}

Example 30 with AttributeSet

use of javax.swing.text.AttributeSet in project adempiere by adempiere.

the class Worker method dumpTags.

//  run
/**
	 * 	Diagnostics
	 * 	@param doc html document
	 * 	@param tag html tag
	 */
private void dumpTags(HTMLDocument doc, HTML.Tag tag) {
    System.out.println("Doc=" + doc.getBase() + ", Tag=" + tag);
    HTMLDocument.Iterator it = doc.getIterator(tag);
    while (it != null && it.isValid()) {
        AttributeSet as = it.getAttributes();
        System.out.println("~ " + as);
        it.next();
    }
}