Java Code Examples for javax.swing.JViewport#getParent()

The following examples show how to use javax.swing.JViewport#getParent() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: RowNumberTable.java    From mars-sim with GNU General Public License v3.0 5 votes vote down vote up 
public void stateChanged(ChangeEvent e)
{
	//  Keep the scrolling of the row table in sync with main table

	JViewport viewport = (JViewport) e.getSource();
	JScrollPane scrollPane = (JScrollPane)viewport.getParent();
	scrollPane.setBorder(new MarsPanelBorder());
	scrollPane.getVerticalScrollBar().setValue(viewport.getViewPosition().y);
}
Example 2
Source File: RowNumberTable.java    From beast-mcmc with GNU Lesser General Public License v2.1 5 votes vote down vote up 
public void stateChanged(ChangeEvent e) {
	// Keep the scrolling of the row table in sync with main table

	JViewport viewport = (JViewport) e.getSource();
	JScrollPane scrollPane = (JScrollPane) viewport.getParent();
	scrollPane.getVerticalScrollBar()
			.setValue(viewport.getViewPosition().y);
}
Example 3
Source File: EditorCaret.java    From netbeans with Apache License 2.0 4 votes vote down vote up 
public @Override void propertyChange(PropertyChangeEvent evt) {
            String propName = evt.getPropertyName();
            JTextComponent c = component;
            if ("document".equals(propName)) { // NOI18N
                if (c != null) {
                    modelChanged(activeDoc, c.getDocument());
                }

            } else if (EditorUtilities.CARET_OVERWRITE_MODE_PROPERTY.equals(propName)) {
                Boolean b = (Boolean) evt.getNewValue();
                overwriteMode = (b != null) ? b : false;
                updateOverwriteModeLayer(true);
                updateType();

            } else if ("ancestor".equals(propName) && evt.getSource() == component) { // NOI18N
                // The following code ensures that when the width of the line views
                // gets computed on background after the file gets opened
                // (so the horizontal scrollbar gets added after several seconds
                // for larger files) that the suddenly added horizontal scrollbar
                // will not hide the caret laying on the last line of the viewport.
                // A component listener gets installed into horizontal scrollbar
                // and if it's fired the caret's bounds will be checked whether
                // they intersect with the horizontal scrollbar
                // and if so the view will be scrolled.
                final JViewport viewport = getViewport();
                if (viewport != null) {
                    Component parent = viewport.getParent();
                    if (parent instanceof JScrollPane) {
                        JScrollPane scrollPane = (JScrollPane) parent;
                        JScrollBar hScrollBar = scrollPane.getHorizontalScrollBar();
                        if (hScrollBar != null) {
                            // Add weak listener so that editor pane could be removed
                            // from scrollpane without being held by scrollbar
                            hScrollBar.addComponentListener(
                                    (ComponentListener) WeakListeners.create(
                                            ComponentListener.class, listenerImpl, hScrollBar));
                        }
                    }
                }
            } else if ("enabled".equals(propName)) {
                Boolean enabled = (Boolean) evt.getNewValue();
                if (component.isFocusOwner()) {
                    if (enabled == Boolean.TRUE) {
                        if (component.isEditable()) {
                            setVisible(true);
                        }
                        setSelectionVisible(true);
                    } else {
                        setVisible(false);
                        setSelectionVisible(false);
                    }
                }
            } else if (RECTANGULAR_SELECTION_PROPERTY.equals(propName)) {
                boolean origRectangularSelection = rectangularSelection;
                rectangularSelection = Boolean.TRUE.equals(component.getClientProperty(RECTANGULAR_SELECTION_PROPERTY));
                if (rectangularSelection != origRectangularSelection) {
                    if (rectangularSelection) {
                        setRectangularSelectionToDotAndMark();
//                        RectangularSelectionTransferHandler.install(component);

                    } else { // No rectangular selection
//                        RectangularSelectionTransferHandler.uninstall(component);
                    }
                    fireStateChanged(null);
                }
            }
        }