Java Code Examples for javax.swing.text.JTextComponent#requestFocusInWindow()

private static void replacePattern(String pattern, JTextComponent area, String replace, boolean select) {
    String props = area.getText();
    Matcher match = Pattern.compile(pattern, Pattern.DOTALL).matcher(props);
    if (match.matches()) {
        int begin = props.indexOf(TestChecker.PROP_SKIP_TEST);
        props = props.replace(TestChecker.PROP_SKIP_TEST + match.group(1), replace); //NOI18N
        area.setText(props);
        if (select) {
            area.setSelectionStart(begin);
            area.setSelectionEnd(begin + replace.length());
            area.requestFocusInWindow();
        }
    } else {
        String sep = "\n";//NOI18N
        if (props.endsWith("\n") || props.trim().length() == 0) {//NOI18N
            sep = "";//NOI18N
        }
        props = props + sep + replace; //NOI18N
        area.setText(props);
        if (select) {
            area.setSelectionStart(props.length() - replace.length());
            area.setSelectionEnd(props.length());
            area.requestFocusInWindow();
        }
    }

}
 

@Override
public void actionPerformed(ActionEvent evt) {
  if(searchDialog == null) {
    Window parent = SwingUtilities.getWindowAncestor(DocumentEditor.this);
    searchDialog =
        (parent instanceof Dialog)
            ? new SearchDialog((Dialog)parent)
            : new SearchDialog((Frame)parent);
    searchDialog.pack();
    searchDialog.setLocationRelativeTo(DocumentEditor.this);
    searchDialog.setResizable(true);
    MainFrame.getGuiRoots().add(searchDialog);
  }
  JTextComponent textPane = getTextComponent();
  // if the user never gives the focus to the textPane then
  // there will never be any selection in it so we force it
  textPane.requestFocusInWindow();
  // put the selection of the document into the search text field
  if(textPane.getSelectedText() != null) {
    searchDialog.patternTextField.setText(textPane.getSelectedText());
  }
  if(searchDialog.isVisible()) {
    searchDialog.toFront();
  } else {
    searchDialog.setVisible(true);
  }
  searchDialog.patternTextField.selectAll();
  searchDialog.patternTextField.requestFocusInWindow();
}
 

@Override
public void actionPerformed(@Nonnull final ActionEvent e) {
  final JTextComponent component = getFocusedComponent();
  if (component != null) {
    component.selectAll();
    component.requestFocusInWindow();
  }
}
 

/**
 * DOCUMENT ME!
 */
private void doPopup() {
    if (findPopup != null) {
        JTextComponent c = getComponent();

        findPopup.pack();
        // The "-1" just snugs us up a bit under the text field.
        findPopup.show(c, 0, c.getHeight() - 1);

        // Set focus back to the text field.
        // TODO Fix caret positioning, selection, etc.
        c.requestFocusInWindow();
    }
}
 

@Override public void show(Component c, int x, int y) {
  System.out.println(c.getClass().getName() + ": " + c.getName());
  if (c instanceof JTextComponent) {
    JTextComponent tc = (JTextComponent) c;
    tc.requestFocusInWindow();
    boolean hasSelectedText = Objects.nonNull(tc.getSelectedText());
    if (tc instanceof JTextField && !tc.isFocusOwner() && !hasSelectedText) {
      tc.selectAll();
      hasSelectedText = true;
    }
    cutAction.setEnabled(hasSelectedText);
    copyAction.setEnabled(hasSelectedText);
    super.show(c, x, y);
  }
}
 

public void startEditing(Object cell, EventObject evt) {
  if (editingCell != null) {
    stopEditing(true);
  }

  mxCellState state = graphComponent.getGraph().getView().getState(cell);

  if (state != null) {
    editingCell = cell;
    trigger = evt;

    double scale = Math.max(minimumEditorScale, graphComponent.getGraph().getView().getScale());
    scrollPane.setBounds(getEditorBounds(state, scale));
    scrollPane.setVisible(true);

    String value = getInitialValue(state, evt);
    JTextComponent currentEditor = null;

    // Configures the style of the in-place editor
    textArea.setFont(mxUtils.getFont(state.getStyle(), scale));
    Color fontColor = mxUtils.getColor(state.getStyle(), mxConstants.STYLE_FONTCOLOR, Color.black);
    textArea.setForeground(fontColor);
    textArea.setText(value);

    scrollPane.setViewportView(textArea);
    currentEditor = textArea;

    graphComponent.getGraphControl().add(scrollPane, 0);

    if (isHideLabel(state)) {
      graphComponent.redraw(state);
    }

    currentEditor.revalidate();
    currentEditor.requestFocusInWindow();
    currentEditor.selectAll();

    configureActionMaps();
  }
}
 

public void startEditing(Object cell, EventObject evt)
{
	if (editingCell != null)
	{
		stopEditing(true);
	}

	mxCellState state = graphComponent.getGraph().getView().getState(cell);

	if (state != null)
	{
		editingCell = cell;
		trigger = evt;

		double scale = Math.max(minimumEditorScale, graphComponent
				.getGraph().getView().getScale());
		scrollPane.setBounds(getEditorBounds(state, scale));
		scrollPane.setVisible(true);

		String value = getInitialValue(state, evt);
		JTextComponent currentEditor = null;

		// Configures the style of the in-place editor
		if (graphComponent.getGraph().isHtmlLabel(cell))
		{
			if (isExtractHtmlBody())
			{
				value = mxUtils.getBodyMarkup(value,
						isReplaceHtmlLinefeeds());
			}

			editorPane.setDocument(mxUtils.createHtmlDocumentObject(
					state.getStyle(), scale));
			editorPane.setText(value);

			// Workaround for wordwrapping in editor pane
			// FIXME: Cursor not visible at end of line
			JPanel wrapper = new JPanel(new BorderLayout());
			wrapper.setOpaque(false);
			wrapper.add(editorPane, BorderLayout.CENTER);
			scrollPane.setViewportView(wrapper);

			currentEditor = editorPane;
		}
		else
		{
			textArea.setFont(mxUtils.getFont(state.getStyle(), scale));
			Color fontColor = mxUtils.getColor(state.getStyle(),
					mxConstants.STYLE_FONTCOLOR, Color.black);
			textArea.setForeground(fontColor);
			textArea.setText(value);

			scrollPane.setViewportView(textArea);
			currentEditor = textArea;
		}

		graphComponent.getGraphControl().add(scrollPane, 0);

		if (isHideLabel(state))
		{
			graphComponent.redraw(state);
		}

		currentEditor.revalidate();
		currentEditor.requestFocusInWindow();
		currentEditor.selectAll();

		configureActionMaps();
	}
}
 

static void show(NavigationHistory.Waypoint wpt) {
    final int offset = wpt.getOffset();
    if (offset < 0) {
        return;
    }
    
    Lookup lookup = findLookupFor(wpt);
    if (lookup != null) {
        final EditorCookie editorCookie = lookup.lookup(EditorCookie.class);
        final LineCookie lineCookie = lookup.lookup(LineCookie.class);
        Document doc = null;

        if (editorCookie != null && lineCookie != null) {
            try {
                doc = editorCookie.openDocument();
            } catch (IOException ioe) {
                LOG.log(Level.WARNING, "Can't open document", ioe); //NOI18N
            }
        }

        if (doc instanceof BaseDocument) {
            final BaseDocument baseDoc = (BaseDocument) doc;
            final Line[] line = new Line[1];
            final int column[] = new int[1];
            baseDoc.render(new Runnable() {
                @Override
                public void run() {
                    Element lineRoot = baseDoc.getParagraphElement(0).getParentElement();
                    int lineIndex = lineRoot.getElementIndex(offset);

                    if (lineIndex != -1) {
                        Element lineElement = lineRoot.getElement(lineIndex);
                        column[0] = offset - lineElement.getStartOffset();
                        line[0] = lineCookie.getLineSet().getCurrent(lineIndex);
                    }
                }
            });
            // Line.show() must NOT be called under doc.writeLock().
            // By possible thread's waiting in CloneableEditor.getEditorPane()
            // an asynchronous editor pane opening would be blocked
            // by the write-lock.
            // In case the current unlocked Line.show() solution would be found
            // unsatisfactory then issue #232175 should be reopened.
            if (line[0] != null) {
                line[0].show(ShowOpenType.REUSE, ShowVisibilityType.FOCUS, column[0]);
                return;
            }
        }
    }
    
    // lookup didn't work try simple navigation in the text component
    JTextComponent component = wpt.getComponent();
    if (component != null && component.getCaret() != null) {
        component.setCaretPosition(offset);
        component.requestFocusInWindow();
    }
}