下面列出了javax.swing.JScrollPane#getViewport ( ) 实例代码，或者点击链接到github查看源代码，也可以在右侧发表评论。
@Override
protected void unconfigureEnclosingScrollPane()
{
super.unconfigureEnclosingScrollPane();
Container p = getParent();
if (p instanceof JViewport)
{
Container gp = p.getParent();
if (gp instanceof JScrollPane)
{
JScrollPane scrollPane = (JScrollPane) gp;
// Make certain we are the viewPort's view and not, for
// example, the rowHeaderView of the scrollPane -
// an implementor of fixed columns might do this.
JViewport viewport = scrollPane.getViewport();
if (viewport == null || viewport.getView() != this)
{
return;
}
scrollPane.setCorner(ScrollPaneConstants.UPPER_RIGHT_CORNER, null);
}
}
}
/**
* This method update mouse listener on the scrollPane if it is needed.
* It also recomputes the model of searchCombo. Both actions are needed after
* the set of visible columns is changed.
*/
void updateColumnSelectionMouseListener() {
Container p = getParent();
if (p instanceof JViewport) {
Container gp = p.getParent();
if (gp instanceof JScrollPane) {
JScrollPane scrollPane = (JScrollPane)gp;
// Make certain we are the viewPort's view and not, for
// example, the rowHeaderView of the scrollPane -
// an implementor of fixed columns might do this.
JViewport viewport = scrollPane.getViewport();
if (viewport == null || viewport.getView() != this) {
return;
}
scrollPane.removeMouseListener(columnSelectionMouseListener);
if (getColumnModel().getColumnCount() == 0) {
scrollPane.addMouseListener(columnSelectionMouseListener);
}
}
}
if (searchCombo != null) {
searchCombo.setModel(getSearchComboModel());
}
}
public void actionPerformed(ActionEvent e) {
Scene scene = manager.getScene();
JScrollPane pane = (JScrollPane) SwingUtilities.getAncestorOfClass(
JScrollPane.class, scene.getView());
if (pane == null) {
// Unlikely, but we cannot assume it exists.
return;
}
JViewport viewport = pane.getViewport();
Rectangle visRect = viewport.getViewRect();
Rectangle compRect = scene.getPreferredBounds();
int zoomX = visRect.width * 100 / compRect.width;
int zoomY = visRect.height * 100 / compRect.height;
int zoom = Math.min(zoomX, zoomY);
manager.setZoom(zoom);
}
private static JComponent createComponent() {
createStyles();
for (int i = 0; i < data.length; i++) {
Paragraph p = data[i];
addParagraph(p);
}
JTextPane textPane = new JTextPane(doc);
JScrollPane scroller = new JScrollPane();
JViewport port = scroller.getViewport();
port.setScrollMode(JViewport.BACKINGSTORE_SCROLL_MODE);
port.add(textPane);
return scroller;
}
/** Creates a new {@link SheetDockable}. */
public SheetDockable(GURPSCharacter character) {
super(character);
GURPSCharacter dataFile = getDataFile();
mSheet = new CharacterSheet(dataFile);
createToolbar();
JScrollPane scroller = new JScrollPane(mSheet);
scroller.setBorder(null);
JViewport viewport = scroller.getViewport();
viewport.setBackground(Color.LIGHT_GRAY);
viewport.addChangeListener(mSheet);
add(scroller, BorderLayout.CENTER);
mSheet.rebuild();
mSheet.getCharacter().processFeaturesAndPrereqs();
dataFile.setModified(false);
StdUndoManager undoManager = getUndoManager();
undoManager.discardAllEdits();
dataFile.setUndoManager(undoManager);
dataFile.addTarget(this, Profile.ID_BODY_TYPE);
}
private static JComponent createComponent() {
createStyles();
for (int i = 0; i < data.length; i++) {
Paragraph p = data[i];
addParagraph(p);
}
JTextPane textPane = new JTextPane(doc);
JScrollPane scroller = new JScrollPane();
JViewport port = scroller.getViewport();
port.setScrollMode(JViewport.BACKINGSTORE_SCROLL_MODE);
port.add(textPane);
return scroller;
}
@Override
protected void configureEnclosingScrollPane()
{
super.configureEnclosingScrollPane();
Container p = getParent();
if (p instanceof JViewport)
{
Container gp = p.getParent();
if (gp instanceof JScrollPane)
{
JScrollPane scrollPane = (JScrollPane) gp;
// Make certain we are the viewPort's view and not, for
// example, the rowHeaderView of the scrollPane -
// an implementor of fixed columns might do this.
JViewport viewport = scrollPane.getViewport();
if (viewport == null || viewport.getView() != this)
{
return;
}
scrollPane.setVerticalScrollBarPolicy(ScrollPaneConstants.VERTICAL_SCROLLBAR_ALWAYS);
scrollPane.setCorner(
ScrollPaneConstants.UPPER_TRAILING_CORNER,
wrappedCornerButton);
}
}
}
@Override
protected void unconfigureEnclosingScrollPane()
{
super.unconfigureEnclosingScrollPane();
Container p = getParent();
if (p instanceof JViewport)
{
Container gp = p.getParent();
if (gp instanceof JScrollPane)
{
JScrollPane scrollPane = (JScrollPane) gp;
// Make certain we are the viewPort's view and not, for
// example, the rowHeaderView of the scrollPane -
// an implementor of fixed columns might do this.
JViewport viewport = scrollPane.getViewport();
if (viewport == null || viewport.getView() != this)
{
return;
}
scrollPane.setCorner(ScrollPaneConstants.UPPER_RIGHT_CORNER, null);
}
}
}
@Override
protected void configureEnclosingScrollPane()
{
super.configureEnclosingScrollPane();
Container p = getParent();
if (p instanceof JViewport)
{
Container gp = p.getParent();
if (gp instanceof JScrollPane)
{
JScrollPane scrollPane = (JScrollPane) gp;
// Make certain we are the viewPort's view and not, for
// example, the rowHeaderView of the scrollPane -
// an implementor of fixed columns might do this.
JViewport viewport = scrollPane.getViewport();
if (viewport == null || viewport.getView() != this)
{
return;
}
scrollPane.setVerticalScrollBarPolicy(ScrollPaneConstants.VERTICAL_SCROLLBAR_ALWAYS);
scrollPane.setCorner(ScrollPaneConstants.UPPER_RIGHT_CORNER,
wrappedCornerButton);
}
}
}
@Override
protected void unconfigureEnclosingScrollPane()
{
super.unconfigureEnclosingScrollPane();
Container p = getParent();
if (p instanceof JViewport)
{
Container gp = p.getParent();
if (gp instanceof JScrollPane)
{
JScrollPane scrollPane = (JScrollPane) gp;
// Make certain we are the viewPort's view and not, for
// example, the rowHeaderView of the scrollPane -
// an implementor of fixed columns might do this.
JViewport viewport = scrollPane.getViewport();
if (viewport == null || viewport.getView() != this)
{
return;
}
scrollPane.setCorner(ScrollPaneConstants.UPPER_RIGHT_CORNER, null);
}
}
}
/**
* {@inheritDoc}
*
* <p>Overridden to take into account for possible parent {@code JLayer}s.
*
* @see javax.swing.JLayer
*/
// Note: Same implementation as in JXTable#getEnclosingScrollPane() but changed to get the
// parent and viewport view using
// the methods SwingUtilities#getUnwrappedParent(Component) and
// SwingUtilities#getUnwrappedView(JViewport) respectively.
@Override
protected JScrollPane getEnclosingScrollPane() {
Container p = SwingUtilities.getUnwrappedParent(this);
if (p instanceof JViewport) {
Container gp = p.getParent();
if (gp instanceof JScrollPane) {
JScrollPane scrollPane = (JScrollPane) gp;
// Make certain we are the viewPort's view and not, for
// example, the rowHeaderView of the scrollPane -
// an implementor of fixed columns might do this.
JViewport viewport = scrollPane.getViewport();
if (viewport == null || SwingUtilities.getUnwrappedView(viewport) != this) {
return null;
}
return scrollPane;
}
}
return null;
}
@Override
protected void configureEnclosingScrollPane()
{
super.configureEnclosingScrollPane();
Container p = getParent();
if (p instanceof JViewport)
{
Container gp = p.getParent();
if (gp instanceof JScrollPane)
{
JScrollPane scrollPane = (JScrollPane) gp;
// Make certain we are the viewPort's view and not, for
// example, the rowHeaderView of the scrollPane -
// an implementor of fixed columns might do this.
JViewport viewport = scrollPane.getViewport();
if (viewport == null || viewport.getView() != this)
{
return;
}
scrollPane.setVerticalScrollBarPolicy(ScrollPaneConstants.VERTICAL_SCROLLBAR_ALWAYS);
scrollPane.setCorner(ScrollPaneConstants.UPPER_RIGHT_CORNER,
wrappedCornerButton);
}
}
}
@Override
protected void configureEnclosingScrollPane()
{
super.configureEnclosingScrollPane();
Container p = getParent();
if (p instanceof JViewport)
{
Container gp = p.getParent();
if (gp instanceof JScrollPane)
{
JScrollPane scrollPane = (JScrollPane) gp;
// Make certain we are the viewPort's view and not, for
// example, the rowHeaderView of the scrollPane -
// an implementor of fixed columns might do this.
JViewport viewport = scrollPane.getViewport();
if (viewport == null || viewport.getView() != this)
{
return;
}
scrollPane.setVerticalScrollBarPolicy(ScrollPaneConstants.VERTICAL_SCROLLBAR_ALWAYS);
scrollPane.setCorner(
ScrollPaneConstants.UPPER_TRAILING_CORNER,
wrappedCornerButton);
}
}
}
private JScrollPane createScrollPane(Component inner) {
JScrollPane result = new JScrollPane(inner);
JViewport vp = result.getViewport();
vp.addMouseListener(this);
MarginViewportUI ui = (MarginViewportUI) MarginViewportUI.createUI(vp);
vp.setUI(ui);
ui.setMarginPainted(marginPainted);
ui.setMarginColor(marginColor);
ui.setEmptyString(emptyString);
result.setBorder(BorderFactory.createEmptyBorder());
result.setViewportBorder(result.getBorder());
return result;
}
public void actionPerformed(ActionEvent e) {
Scene scene = manager.getScene();
JScrollPane pane = (JScrollPane) SwingUtilities.getAncestorOfClass(
JScrollPane.class, scene.getView());
if (pane == null) {
// Unlikely, but we cannot assume it exists.
return;
}
JViewport viewport = pane.getViewport();
Rectangle visRect = viewport.getViewRect();
Rectangle compRect = scene.getPreferredBounds();
int zoom = visRect.width * 100 / compRect.width;
manager.setZoom(zoom);
}
private void manItemInCombo() {
if (comboBox.getItemCount() > 0) {
final Object comp = comboBox.getUI().getAccessibleChild(comboBox, 0);
if ((comp instanceof JPopupMenu)) {
final JList list = new JList(comboBox.getModel());
final JPopupMenu popup = (JPopupMenu) comp;
final JScrollPane scrollPane = (JScrollPane) popup.getComponent(0);
final JViewport viewport = scrollPane.getViewport();
final Rectangle rect = popup.getVisibleRect();
final Point pt = viewport.getViewPosition();
row = list.locationToIndex(pt);
}
}
}
private void initComponents() {
table = new DetailsTable();
table.getSelectionModel().setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
JViewport viewport = new Viewport(table);
final JScrollPane tableScroll = new JScrollPane(
JScrollPane.VERTICAL_SCROLLBAR_ALWAYS,
JScrollPane.HORIZONTAL_SCROLLBAR_AS_NEEDED);
tableScroll.setViewport(viewport);
tableScroll.setBorder(BorderFactory.createEmptyBorder());
tableScroll.setViewportBorder(BorderFactory.createEmptyBorder());
tableScroll.setCorner(JScrollPane.UPPER_RIGHT_CORNER, new HeaderPanel());
scrollBar = new ScrollBar(JScrollBar.VERTICAL) {
public int getUnitIncrement(int direction) {
JViewport vp = tableScroll.getViewport();
Scrollable view = (Scrollable)(vp.getView());
Rectangle vr = vp.getViewRect();
return view.getScrollableUnitIncrement(vr, getOrientation(), direction);
}
public int getBlockIncrement(int direction) {
JViewport vp = tableScroll.getViewport();
Scrollable view = (Scrollable)(vp.getView());
Rectangle vr = vp.getViewRect();
return view.getScrollableBlockIncrement(vr, getOrientation(), direction);
}
public void setValues(int newValue, int newExtent, int newMin, int newMax) {
setEnabled(newExtent < newMax);
if (isEnabled() && !isSelectionChanging() && isTrackingEnd())
newValue = newMax - newExtent;
super.setValues(newValue, newExtent, newMin, newMax);
}
};
tableScroll.setVerticalScrollBar(scrollBar);
dataContainer = tableScroll;
JLabel noDataLabel = new JLabel("<No probe selected>", JLabel.CENTER);
noDataLabel.setEnabled(false);
noDataContainer = new JPanel(new BorderLayout());
noDataContainer.setOpaque(false);
noDataContainer.add(noDataLabel, BorderLayout.CENTER);
setOpaque(false);
setLayout(new BorderLayout());
add(noDataContainer, BorderLayout.CENTER);
}
private void initComponents() {
table = new DetailsTable();
table.getSelectionModel().setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
JViewport viewport = new Viewport(table);
final JScrollPane tableScroll = new JScrollPane(
JScrollPane.VERTICAL_SCROLLBAR_ALWAYS,
JScrollPane.HORIZONTAL_SCROLLBAR_AS_NEEDED);
tableScroll.setViewport(viewport);
tableScroll.setBorder(BorderFactory.createEmptyBorder());
tableScroll.setViewportBorder(BorderFactory.createEmptyBorder());
tableScroll.setCorner(JScrollPane.UPPER_RIGHT_CORNER, new HeaderPanel());
scrollBar = new ScrollBar(JScrollBar.VERTICAL) {
public int getUnitIncrement(int direction) {
JViewport vp = tableScroll.getViewport();
Scrollable view = (Scrollable)(vp.getView());
Rectangle vr = vp.getViewRect();
return view.getScrollableUnitIncrement(vr, getOrientation(), direction);
}
public int getBlockIncrement(int direction) {
JViewport vp = tableScroll.getViewport();
Scrollable view = (Scrollable)(vp.getView());
Rectangle vr = vp.getViewRect();
return view.getScrollableBlockIncrement(vr, getOrientation(), direction);
}
public void setValues(int newValue, int newExtent, int newMin, int newMax) {
setEnabled(newExtent < newMax);
if (isEnabled() && !isSelectionChanging() && isTrackingEnd())
newValue = newMax - newExtent;
super.setValues(newValue, newExtent, newMin, newMax);
}
};
tableScroll.setVerticalScrollBar(scrollBar);
dataContainer = tableScroll;
JLabel noDataLabel = new JLabel("<No probe selected>", JLabel.CENTER);
noDataLabel.setEnabled(false);
noDataContainer = new JPanel(new BorderLayout());
noDataContainer.setOpaque(false);
noDataContainer.add(noDataLabel, BorderLayout.CENTER);
setOpaque(false);
setLayout(new BorderLayout());
add(noDataContainer, BorderLayout.CENTER);
}
private void initComponents() {
table = new DetailsTable();
table.getSelectionModel().setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
JViewport viewport = new Viewport(table);
final JScrollPane tableScroll = new JScrollPane(
JScrollPane.VERTICAL_SCROLLBAR_ALWAYS,
JScrollPane.HORIZONTAL_SCROLLBAR_AS_NEEDED);
tableScroll.setViewport(viewport);
tableScroll.setBorder(BorderFactory.createEmptyBorder());
tableScroll.setViewportBorder(BorderFactory.createEmptyBorder());
tableScroll.setCorner(JScrollPane.UPPER_RIGHT_CORNER, new HeaderPanel());
scrollBar = new ScrollBar(JScrollBar.VERTICAL) {
public int getUnitIncrement(int direction) {
JViewport vp = tableScroll.getViewport();
Scrollable view = (Scrollable)(vp.getView());
Rectangle vr = vp.getViewRect();
return view.getScrollableUnitIncrement(vr, getOrientation(), direction);
}
public int getBlockIncrement(int direction) {
JViewport vp = tableScroll.getViewport();
Scrollable view = (Scrollable)(vp.getView());
Rectangle vr = vp.getViewRect();
return view.getScrollableBlockIncrement(vr, getOrientation(), direction);
}
public void setValues(int newValue, int newExtent, int newMin, int newMax) {
setEnabled(newExtent < newMax);
if (isEnabled() && !isSelectionChanging() && isTrackingEnd())
newValue = newMax - newExtent;
super.setValues(newValue, newExtent, newMin, newMax);
}
};
tableScroll.setVerticalScrollBar(scrollBar);
dataContainer = tableScroll;
JLabel noDataLabel = new JLabel("<No probe selected>", JLabel.CENTER);
noDataLabel.setEnabled(false);
noDataContainer = new JPanel(new BorderLayout());
noDataContainer.setOpaque(false);
noDataContainer.add(noDataLabel, BorderLayout.CENTER);
setOpaque(false);
setLayout(new BorderLayout());
add(noDataContainer, BorderLayout.CENTER);
}
public void init() {
guideURL = getClass().getResource(Msg.getString("doc.guide")); //$NON-NLS-1$
homeButton.setToolTipText(Msg.getString("GuideWindow.tooltip.home")); //$NON-NLS-1$
homeButton.setSize(16, 16);
homeButton.addActionListener(this);
backButton.setToolTipText(Msg.getString("GuideWindow.tooltip.back")); //$NON-NLS-1$
backButton.addActionListener(this);
forwardButton.setToolTipText(Msg.getString("GuideWindow.tooltip.forward")); //$NON-NLS-1$
forwardButton.addActionListener(this);
// Create the main panel
JPanel mainPane = new JPanel(new BorderLayout());
// mainPane.setBorder(new MarsPanelBorder());
setContentPane(mainPane);
JPanel topPanel = new JPanel(new BorderLayout());
mainPane.add(topPanel, BorderLayout.NORTH);
// A toolbar to hold all our buttons
JPanel homePanel = new JPanel(new FlowLayout(3, 3, FlowLayout.CENTER));
topPanel.add(homePanel, BorderLayout.CENTER);
homePanel.add(backButton);
homePanel.add(homeButton);
homePanel.add(forwardButton);
JPanel linkPanel = new JPanel(new FlowLayout(3, 3, FlowLayout.TRAILING));
topPanel.add(linkPanel, BorderLayout.EAST);
// link = new WebLink(StyleId.linkShadow, new SvgIcon("github19"), WIKI_TEXT, new UrlLinkAction(WIKI_URL));
link = new WebLink(StyleId.linkShadow, new UrlLinkAction(WIKI_URL));
// link = new WebLink(StyleId.linkShadow, WIKI_TEXT, new UrlLinkAction(WIKI_URL));
link.setAlignmentY(1f);
link.setText(WIKI_TEXT);
// link.setIcon(new SvgIcon("github.svg")); // github19
TooltipManager.setTooltip(link, "Open mars-sim wiki in GitHub", TooltipWay.down);
linkPanel.add(link);
// Initialize the status bar
mainPane.add(initializeStatusBar(), BorderLayout.SOUTH);
htmlPane = new HTMLContentPane();
htmlPane.addHyperlinkListener(this);
htmlPane.goToURL(guideURL);
htmlPane.setContentType("text/html");
htmlPane.setBackground(Color.lightGray);
htmlPane.setBorder(new EmptyBorder(2, 2, 2, 2));
JScrollPane scrollPane = new JScrollPane(htmlPane);
// scrollPane.setBorder(new MarsPanelBorder());
viewPort = (JViewport) scrollPane.getViewport();
// viewPort.addComponentListener(this);
viewPort.setScrollMode(JViewport.BACKINGSTORE_SCROLL_MODE);
mainPane.add(scrollPane, BorderLayout.CENTER);
updateButtons();
setResizable(false);
setMaximizable(true);
setVisible(true);
setSize(new Dimension(800, 600));
// setMinimumSize(new Dimension(320, 320));
// setPreferredSize(new Dimension(800, 600));
// setMaximumSize(new Dimension(1280, 600));
Dimension desktopSize = desktop.getMainWindow().getFrame().getSize();
Dimension windowSize = getSize();
// System.out.println("desktopSize.width : " + desktopSize.width);
// System.out.println("desktopSize.height : " + desktopSize.height);
int width = (desktopSize.width - windowSize.width) / 2;
int height = (desktopSize.height - windowSize.height - 100) / 2;
setLocation(width, height);
// Pack window.
// WARNING: this will shrink the window to one line tall in swing mode
// pack();
}