Java Code Examples for javax.swing.JEditorPane#getDocument()

protected void testInFile(String file, String actionName) throws Exception {
    FileObject fo = getTestFile(file);
    assertNotNull(fo);
    String source = readFile(fo);

    int sourcePos = source.indexOf('^');
    assertNotNull(sourcePos);
    String sourceWithoutMarker = source.substring(0, sourcePos) + source.substring(sourcePos+1);

    JEditorPane ta = getPane(sourceWithoutMarker);
    Caret caret = ta.getCaret();
    caret.setDot(sourcePos);
    BaseDocument doc = (BaseDocument) ta.getDocument();

    runKitAction(ta, actionName, null);

    doc.getText(0, doc.getLength());
    doc.insertString(caret.getDot(), "^", null);

    String target = doc.getText(0, doc.getLength());
    assertDescriptionMatches(file, target, false, goldenFileExtension());
}
 

public void testCustomHighlightBeyondDocEnd() throws Exception {
    loggingOn();
    ViewUpdatesTesting.setTestValues(ViewUpdatesTesting.NO_OP_TEST_VALUE);
    JEditorPane pane = ViewUpdatesTesting.createPane();
    Document doc = pane.getDocument();
    final DocumentView docView = DocumentView.get(pane);
    final TestOffsetsHighlightsContainer highlights = new TestOffsetsHighlightsContainer();
    ViewUpdatesTesting.getSingleHighlightingLayerCustom(pane, highlights);
    highlights.setOffsetPairs(new int[] { 0, 5 });
    String text = "abcd\nefgh";
    doc.insertString(0, text, null);

    docView.op.viewsRebuildOrMarkInvalid(); // Manually mark affected children as invalid
    docView.ensureAllParagraphsChildrenAndLayoutValid();
    highlights.setOffsetPairs(new int[] { 3, 9 });
    doc.remove(0, doc.getLength());
}
 

private void testInFile(String file) throws Exception {
    FileObject fo = getTestFile(file);
    assertNotNull(fo);
    String source = readFile(fo);

    int sourcePos = source.indexOf('^');
    assertNotNull(sourcePos);
    String sourceWithoutMarker = source.substring(0, sourcePos) + source.substring(sourcePos+1);

    JEditorPane ta = getPane(sourceWithoutMarker);
    Caret caret = ta.getCaret();
    caret.setDot(sourcePos);
    BaseDocument doc = (BaseDocument) ta.getDocument();

    Action a = new ToggleBlockCommentAction();
    a.actionPerformed(new ActionEvent(ta, 0, null));

    doc.getText(0, doc.getLength());
    doc.insertString(caret.getDot(), "^", null);

    String target = doc.getText(0, doc.getLength());
    assertDescriptionMatches(file, target, false, ".toggleComment");
}
 

protected void testInFile(String file) throws Exception {
    FileObject fo = getTestFile(file);
    assertNotNull(fo);
    String source = readFile(fo);

    int sourcePos = source.indexOf('^');
    assertNotNull(sourcePos);
    String sourceWithoutMarker = source.substring(0, sourcePos) + source.substring(sourcePos+1);

    JEditorPane ta = getPane(sourceWithoutMarker);
    Caret caret = ta.getCaret();
    caret.setDot(sourcePos);
    BaseDocument doc = (BaseDocument) ta.getDocument();

    Action a = new ToggleBlockCommentAction();
    a.actionPerformed(new ActionEvent(ta, 0, null));

    doc.getText(0, doc.getLength());
    doc.insertString(caret.getDot(), "^", null);

    String target = doc.getText(0, doc.getLength());
    assertDescriptionMatches(file, target, false, ".toggleComment");
}
 

public void testLongLineUndo() throws Exception {
    loggingOn();
    JEditorPane pane = ViewUpdatesTesting.createPane();
    Document doc = pane.getDocument();
    UndoManager undoManager = ViewUpdatesTesting.getUndoManager(doc);
    int lineLen = 4000;
    StringBuilder sb = new StringBuilder(lineLen + 10);
    for (int i = 0; i < lineLen; i++) {
        sb.append('a');
    }
    sb.append('\n');
    doc.insertString(0, sb.toString(), null);
    pane.modelToView(0);
    doc.remove(0, lineLen);
    pane.modelToView(0);
    undoManager.undo();
    undoManager.redo();
}
 

@Override
public void insertNewline(String source, String reformatted, IndentPrefs preferences) throws Exception {
    int sourcePos = source.indexOf('^');
    assertNotNull(sourcePos);
    source = source.substring(0, sourcePos) + source.substring(sourcePos + 1);
    Formatter formatter = getFormatter(null);

    int reformattedPos = reformatted.indexOf('^');
    assertNotNull(reformattedPos);
    reformatted = reformatted.substring(0, reformattedPos) + reformatted.substring(reformattedPos + 1);

    JEditorPane ta = getPane(source);
    Caret caret = ta.getCaret();
    caret.setDot(sourcePos);
    BaseDocument doc = (BaseDocument) ta.getDocument();
    if (formatter != null) {
        configureIndenters(doc, formatter, true);
    }

    setupDocumentIndentation(doc, preferences);

    runKitAction(ta, DefaultEditorKit.insertBreakAction, "\n");

    // wait for generating comment
    Future<?> future = JsDocumentationCompleter.RP.submit(new Runnable() {
        @Override
        public void run() {
        }
    });
    future.get();

    String formatted = doc.getText(0, doc.getLength());
    assertEquals(reformatted, formatted);

    if (reformattedPos != -1) {
        assertEquals(reformattedPos, caret.getDot());
    }
}
 

protected void deleteChar(String original, String expected) throws Exception {
    String source = original;
    String reformatted = expected;
    Formatter formatter = getFormatter(null);

    int sourcePos = source.indexOf('^');
    assertNotNull(sourcePos);
    source = source.substring(0, sourcePos) + source.substring(sourcePos+1);

    int reformattedPos = reformatted.indexOf('^');
    assertNotNull(reformattedPos);
    reformatted = reformatted.substring(0, reformattedPos) + reformatted.substring(reformattedPos+1);

    JEditorPane ta = getPane(source);
    Caret caret = ta.getCaret();
    caret.setDot(sourcePos);
    BaseDocument doc = (BaseDocument) ta.getDocument();

    if (formatter != null) {
        configureIndenters(doc, formatter, true);
    }

    setupDocumentIndentation(doc, null);

    runKitAction(ta, DefaultEditorKit.deletePrevCharAction, "\n");

    String formatted = doc.getText(0, doc.getLength());
    assertEquals(reformatted, formatted);
    if (reformattedPos != -1) {
        assertEquals(reformattedPos, caret.getDot());
    }
}
 

public void testEmptyCustomBounds() throws Exception {
    loggingOn();    
    JEditorPane pane = ViewUpdatesTesting.createPane();
    Document doc = pane.getDocument();
    pane.modelToView(0);
    doc.insertString(0, "hello\nworld\ngood\nmorning", null);
    Position startPos = doc.createPosition(3);
    pane.putClientProperty(DocumentView.START_POSITION_PROPERTY, startPos);
    pane.putClientProperty(DocumentView.END_POSITION_PROPERTY, startPos);
    pane.modelToView(0); // Force rebuild of VH

    Position endPos = doc.createPosition(2);
    pane.putClientProperty(DocumentView.END_POSITION_PROPERTY, endPos);
    pane.modelToView(0); // Force rebuild of VH
}
 

private FileObject getApplicableFileObject(int[] caretPosHolder) {
    if (!EventQueue.isDispatchThread()) {
        // Unsafe to ask for an editor pane from a random thread.
        // E.g. org.netbeans.lib.uihandler.LogRecords.write asking for getName().
        Collection<? extends FileObject> dobs = Utilities.actionsGlobalContext().lookupAll(FileObject.class);
        return dobs.size() == 1 ? dobs.iterator().next() : null;
    }

    // TODO: Use the new editor library to compute this:
    // JTextComponent pane = EditorRegistry.lastFocusedComponent();

    TopComponent comp = TopComponent.getRegistry().getActivated();
    if(comp == null) {
        return null;
    }
    Node[] nodes = comp.getActivatedNodes();
    if (nodes != null && nodes.length == 1) {
        if (comp instanceof CloneableEditorSupport.Pane) { //OK. We have an editor
            EditorCookie ec = nodes[0].getLookup().lookup(EditorCookie.class);
            if (ec != null) {
                JEditorPane editorPane = NbDocument.findRecentEditorPane(ec);
                if (editorPane != null) {
                    if (editorPane.getCaret() != null) {
                            caretPosHolder[0] = editorPane.getCaret().getDot();
                    }
                    Document document = editorPane.getDocument();
                    return Source.create(document).getFileObject();
                }
            }
        } else {
            return UICommonUtils.getFileObjectFromNode(nodes[0]);
        }
    }
    
    return null;
}
 

/**
 * Gets the document associated with an editor pane.
 *
 * @param e the editor
 * @return the document
 * @exception IllegalArgumentException for the wrong document type
 */
protected final StyledDocument getStyledDocument(JEditorPane e) {
    Document d = e.getDocument();
    if (d instanceof StyledDocument) {
        return (StyledDocument) d;
    }
    throw new IllegalArgumentException("document must be StyledDocument");
}
 

/**
 * Method to get the current Document.
 *
 * @return the Chat document object.
 */
public Document getDocument() {
    if (JEditorPane != null)
        return JEditorPane.getDocument();
    else
        return null;
}
 

public void testNewlineInsertUndo() throws Exception {
    loggingOn();
    RandomTestContainer container = createContainer();
    JEditorPane pane = container.getInstance(JEditorPane.class);
    Document doc = pane.getDocument();
    doc.putProperty("mimeType", "text/plain");
    RandomTestContainer.Context context = container.context();
    DocumentTesting.insert(context, 0, "\n");
    DocumentTesting.remove(context, 0, 1);
    DocumentTesting.undo(context, 1);
}
 

/**
 * Gets the document associated with an editor pane.
 *
 * @param e the editor
 * @return the document
 * @exception IllegalArgumentException for the wrong document type
 */
protected final StyledDocument getStyledDocument(JEditorPane e) {
    Document d = e.getDocument();
    if (d instanceof StyledDocument) {
        return (StyledDocument) d;
    }
    throw new IllegalArgumentException("document must be StyledDocument");
}
 

public void testAreas() throws Exception {
    MockServices.setServices(MockMimeLookup.class);
    MockMimeLookup.setInstances(MimePath.EMPTY, new TestMatcher());
    
    AttributeSet EAS = SimpleAttributeSet.EMPTY;
    JEditorPane c = new JEditorPane();
    Document d = c.getDocument();
    OffsetsBag bag = new OffsetsBag(d);
    d.insertString(0, "text text { text } text", null);

    c.putClientProperty(MasterMatcher.PROP_MAX_BACKWARD_LOOKAHEAD, 256);
    c.putClientProperty(MasterMatcher.PROP_MAX_FORWARD_LOOKAHEAD, 256);
    
    TestMatcher.origin = new int [] { 2, 3 };
    TestMatcher.matches = new int [] { 10, 11 };
    
    MasterMatcher.get(c).highlight(d, 7, bag, EAS, EAS, EAS, EAS);
    TestMatcher.waitUntilCreated(1000);
    {
    TestMatcher tm = TestMatcher.lastMatcher;
    assertNotNull("No matcher created", tm);
    
    HighlightsSequence hs = bag.getHighlights(0, Integer.MAX_VALUE);
    assertTrue("Wrong number of highlighted areas", hs.moveNext());
    assertEquals("Wrong origin startOfset", 2, hs.getStartOffset());
    assertEquals("Wrong origin endOfset", 3, hs.getEndOffset());
    
    assertTrue("Wrong number of highlighted areas", hs.moveNext());
    assertEquals("Wrong match startOfset", 10, hs.getStartOffset());
    assertEquals("Wrong match endOfset", 11, hs.getEndOffset());
    }        
}
 

public void testInsertRemoveSingleChar() throws Exception {
    loggingOn();
    RandomTestContainer container = createContainer();
    JEditorPane pane = container.getInstance(JEditorPane.class);
    Document doc = pane.getDocument();
    doc.putProperty("mimeType", "text/plain");
    RandomTestContainer.Context context = container.context();
    ViewHierarchyRandomTesting.disableHighlighting(container);
    DocumentTesting.insert(context, 0, "a");
    DocumentTesting.remove(context, 0, 1);
    DocumentTesting.insert(context, 0, "b");
    DocumentTesting.undo(context, 1);
}
 

public JComponent getToolbarRepresentation() {
    JComponent toolbar = null;
    JEditorPane jepane = getEditorPane();
    if (jepane != null) {
        Document doc = jepane.getDocument();
        if (doc instanceof NbDocument.CustomToolbar) {
            toolbar = ((NbDocument.CustomToolbar)doc).createToolbar(jepane);
        }
    }
    return toolbar;
}
 

/**
 * Gets the document associated with an editor pane.
 *
 * @param e the editor
 * @return the document
 * @exception IllegalArgumentException for the wrong document type
 */
protected final StyledDocument getStyledDocument(JEditorPane e) {
    Document d = e.getDocument();
    if (d instanceof StyledDocument) {
        return (StyledDocument) d;
    }
    throw new IllegalArgumentException("document must be StyledDocument");
}
 

/**
 * Get document from test container by consulting either an editor pane's document
 * or a document property.
 *
 * @param provider non-null property provider
 * @return document instance or null.
 */
public static Document getDocument(PropertyProvider provider) {
    JEditorPane pane = provider.getInstanceOrNull(JEditorPane.class);
    if (pane != null) {
        return pane.getDocument();
    } else {
        return provider.getInstanceOrNull(Document.class);
    }
}
 

/**
 * Gets the document associated with an editor pane.
 *
 * @param e the editor
 * @return the document
 * @exception IllegalArgumentException for the wrong document type
 */
protected final StyledDocument getStyledDocument(JEditorPane e) {
    Document d = e.getDocument();
    if (d instanceof StyledDocument) {
        return (StyledDocument) d;
    }
    throw new IllegalArgumentException("document must be StyledDocument");
}
 

private void updateFramesImpl(JEditorPane pane, boolean rawData) throws BadLocationException {
    Style defaultStyle = StyleContext.getDefaultStyleContext().getStyle(StyleContext.DEFAULT_STYLE);
    StyledDocument doc = (StyledDocument)pane.getDocument();
    Style timingStyle = doc.addStyle("timing", defaultStyle);
    StyleConstants.setForeground(timingStyle, Color.lightGray);
    Style infoStyle = doc.addStyle("comment", defaultStyle);
    StyleConstants.setForeground(infoStyle, Color.darkGray);
    StyleConstants.setBold(infoStyle, true);
    SimpleDateFormat formatter = new SimpleDateFormat("HH:mm:ss:SSS");
    pane.setText("");
    StringBuilder sb = new StringBuilder();
    int lastFrameType = -1;
    for (Network.WebSocketFrame f : wsRequest.getFrames()) {
        int opcode = f.getOpcode();
        if (opcode == 0) { // "continuation frame"
            opcode = lastFrameType;
        } else {
            lastFrameType = opcode;
        }
        if (opcode == 1) { // "text frame"
            if (!rawData) {
                doc.insertString(doc.getLength(), formatter.format(f.getTimestamp()), timingStyle);
                doc.insertString(doc.getLength(), f.getDirection() == Network.Direction.SEND ? " SENT " : " RECV ", timingStyle);
            }
            doc.insertString(doc.getLength(), f.getPayload()+"\n", defaultStyle);
        } else if (opcode == 2) { // "binary frame"
            if (!rawData) {
                doc.insertString(doc.getLength(), formatter.format(f.getTimestamp()), timingStyle);
                doc.insertString(doc.getLength(), f.getDirection() == Network.Direction.SEND ? " SENT " : " RECV ", timingStyle);
            }
            // XXX: binary data???
            doc.insertString(doc.getLength(), f.getPayload()+"\n", defaultStyle);
        } else if (opcode == 8) { // "close frame"
            if (!rawData) {
                doc.insertString(doc.getLength(), formatter.format(f.getTimestamp()), timingStyle);
                doc.insertString(doc.getLength(), f.getDirection() == Network.Direction.SEND ? " SENT " : " RECV ", timingStyle);
            }
            doc.insertString(doc.getLength(), "Frame closed\n", infoStyle);
        }
    }
    data = sb.toString();
    pane.setCaretPosition(0);
}