diff options
Diffstat (limited to 'libjava/classpath/javax/swing/plaf/basic/BasicScrollPaneUI.java')
| -rw-r--r-- | libjava/classpath/javax/swing/plaf/basic/BasicScrollPaneUI.java | 132 |
1 files changed, 60 insertions, 72 deletions
diff --git a/libjava/classpath/javax/swing/plaf/basic/BasicScrollPaneUI.java b/libjava/classpath/javax/swing/plaf/basic/BasicScrollPaneUI.java index a7194284050..712394830cc 100644 --- a/libjava/classpath/javax/swing/plaf/basic/BasicScrollPaneUI.java +++ b/libjava/classpath/javax/swing/plaf/basic/BasicScrollPaneUI.java @@ -127,7 +127,7 @@ public class BasicScrollPaneUI extends ScrollPaneUI viewPosition.y = vsb.getValue(); vp.setViewPosition(viewPosition); } - + } /** @@ -144,7 +144,7 @@ public class BasicScrollPaneUI extends ScrollPaneUI * changes. When the extents size has changed, this method calls * {@link BasicScrollPaneUI#syncScrollPaneWithViewport()} to adjust the * scrollbars extents as well. - * + * * @param event the change event */ public void stateChanged(ChangeEvent event) @@ -221,7 +221,7 @@ public class BasicScrollPaneUI extends ScrollPaneUI /** * Scroll with the mouse wheel. - * + * * @author Audrius Meskauskas (audriusa@Bioinformatics.org) */ public void mouseWheelMoved(MouseWheelEvent e) @@ -245,11 +245,11 @@ public class BasicScrollPaneUI extends ScrollPaneUI } } } - + /** * Adds/removes the mouse wheel listener when the component is added/removed * to/from the scroll pane view port. - * + * * @author Audrius Meskauskas (audriusa@bioinformatics.org) */ class ViewportContainerListener implements ContainerListener @@ -261,7 +261,7 @@ public class BasicScrollPaneUI extends ScrollPaneUI { e.getChild().addMouseWheelListener(mouseWheelListener); } - + /** * Remove the mouse wheel listener. */ @@ -270,18 +270,18 @@ public class BasicScrollPaneUI extends ScrollPaneUI e.getChild().removeMouseWheelListener(mouseWheelListener); } } - + /** * The number of pixels by that we should scroll the content that does * not implement Scrollable. */ static int SCROLL_NON_SCROLLABLES = 10; - + /** * The number of rows to scroll per mouse wheel click. From impression, * Sun seems using the value 3. */ - static int ROWS_PER_WHEEL_CLICK = 3; + static int ROWS_PER_WHEEL_CLICK = 3; /** The Scrollpane for which the UI is provided by this class. */ protected JScrollPane scrollpane; @@ -310,14 +310,14 @@ public class BasicScrollPaneUI extends ScrollPaneUI * The mousewheel listener for the scrollpane. */ MouseWheelListener mouseWheelListener; - + /** * The listener to add and remove the mouse wheel listener to/from * the component container. */ ContainerListener containerListener; - public static ComponentUI createUI(final JComponent c) + public static ComponentUI createUI(final JComponent c) { return new BasicScrollPaneUI(); } @@ -348,8 +348,8 @@ public class BasicScrollPaneUI extends ScrollPaneUI if (vpBorder != null && vpBorder instanceof UIResource) p.setViewportBorder(null); } - - public void installUI(final JComponent c) + + public void installUI(final JComponent c) { super.installUI(c); installDefaults((JScrollPane) c); @@ -371,31 +371,31 @@ public class BasicScrollPaneUI extends ScrollPaneUI if (hsbChangeListener == null) hsbChangeListener = createHSBChangeListener(); sp.getHorizontalScrollBar().getModel().addChangeListener(hsbChangeListener); - + if (vsbChangeListener == null) vsbChangeListener = createVSBChangeListener(); sp.getVerticalScrollBar().getModel().addChangeListener(vsbChangeListener); if (viewportChangeListener == null) viewportChangeListener = createViewportChangeListener(); - + if (mouseWheelListener == null) mouseWheelListener = createMouseWheelListener(); - + if (containerListener == null) containerListener = new ViewportContainerListener(); - + JViewport v = sp.getViewport(); v.addChangeListener(viewportChangeListener); v.addContainerListener(containerListener); - + // Add mouse wheel listeners to the componets that are probably already // in the view port. for (int i = 0; i < v.getComponentCount(); i++) v.getComponent(i).addMouseWheelListener(mouseWheelListener); } - InputMap getInputMap(int condition) + InputMap getInputMap(int condition) { if (condition == JComponent.WHEN_ANCESTOR_OF_FOCUSED_COMPONENT) return (InputMap) UIManager.get("ScrollPane.ancestorInputMap"); @@ -403,13 +403,13 @@ public class BasicScrollPaneUI extends ScrollPaneUI } /** - * Returns the action map for the {@link JScrollPane}. All scroll panes - * share a single action map which is created the first time this method is + * Returns the action map for the {@link JScrollPane}. All scroll panes + * share a single action map which is created the first time this method is * called, then stored in the UIDefaults table for subsequent access. - * + * * @return The shared action map. */ - ActionMap getActionMap() + ActionMap getActionMap() { ActionMap map = (ActionMap) UIManager.get("ScrollPane.actionMap"); @@ -424,24 +424,24 @@ public class BasicScrollPaneUI extends ScrollPaneUI /** * Creates the action map shared by all {@link JSlider} instances. - * This method is called once by {@link #getActionMap()} when it - * finds no action map in the UIDefaults table...after the map is - * created, it gets added to the defaults table so that subsequent - * calls to {@link #getActionMap()} will return the same shared + * This method is called once by {@link #getActionMap()} when it + * finds no action map in the UIDefaults table...after the map is + * created, it gets added to the defaults table so that subsequent + * calls to {@link #getActionMap()} will return the same shared * instance. - * + * * @return The action map. */ ActionMap createActionMap() { ActionMap map = new ActionMapUIResource(); - map.put("scrollLeft", + map.put("scrollLeft", new AbstractAction("scrollLeft") { public void actionPerformed(ActionEvent event) { JScrollPane sp = (JScrollPane) event.getSource(); JScrollBar sb = sp.getHorizontalScrollBar(); - if (sb.isVisible()) + if (sb.isVisible()) { int delta = sb.getBlockIncrement(-1); sb.setValue(sb.getValue() + delta); @@ -449,31 +449,31 @@ public class BasicScrollPaneUI extends ScrollPaneUI } } ); - map.put("scrollEnd", + map.put("scrollEnd", new AbstractAction("scrollEnd") { public void actionPerformed(ActionEvent event) { JScrollPane sp = (JScrollPane) event.getSource(); JScrollBar sb1 = sp.getHorizontalScrollBar(); - if (sb1.isVisible()) + if (sb1.isVisible()) { sb1.setValue(sb1.getMaximum()); } JScrollBar sb2 = sp.getVerticalScrollBar(); - if (sb2.isVisible()) + if (sb2.isVisible()) { sb2.setValue(sb2.getMaximum()); } } } ); - map.put("unitScrollUp", + map.put("unitScrollUp", new AbstractAction("unitScrollUp") { public void actionPerformed(ActionEvent event) { JScrollPane sp = (JScrollPane) event.getSource(); JScrollBar sb = sp.getVerticalScrollBar(); - if (sb.isVisible()) + if (sb.isVisible()) { int delta = sb.getUnitIncrement(-1); sb.setValue(sb.getValue() + delta); @@ -481,13 +481,13 @@ public class BasicScrollPaneUI extends ScrollPaneUI } } ); - map.put("unitScrollLeft", + map.put("unitScrollLeft", new AbstractAction("unitScrollLeft") { public void actionPerformed(ActionEvent event) { JScrollPane sp = (JScrollPane) event.getSource(); JScrollBar sb = sp.getHorizontalScrollBar(); - if (sb.isVisible()) + if (sb.isVisible()) { int delta = sb.getUnitIncrement(-1); sb.setValue(sb.getValue() + delta); @@ -495,13 +495,13 @@ public class BasicScrollPaneUI extends ScrollPaneUI } } ); - map.put("scrollUp", + map.put("scrollUp", new AbstractAction("scrollUp") { public void actionPerformed(ActionEvent event) { JScrollPane sp = (JScrollPane) event.getSource(); JScrollBar sb = sp.getVerticalScrollBar(); - if (sb.isVisible()) + if (sb.isVisible()) { int delta = sb.getBlockIncrement(-1); sb.setValue(sb.getValue() + delta); @@ -509,13 +509,13 @@ public class BasicScrollPaneUI extends ScrollPaneUI } } ); - map.put("scrollRight", + map.put("scrollRight", new AbstractAction("scrollRight") { public void actionPerformed(ActionEvent event) { JScrollPane sp = (JScrollPane) event.getSource(); JScrollBar sb = sp.getHorizontalScrollBar(); - if (sb.isVisible()) + if (sb.isVisible()) { int delta = sb.getBlockIncrement(1); sb.setValue(sb.getValue() + delta); @@ -523,31 +523,31 @@ public class BasicScrollPaneUI extends ScrollPaneUI } } ); - map.put("scrollHome", + map.put("scrollHome", new AbstractAction("scrollHome") { public void actionPerformed(ActionEvent event) { JScrollPane sp = (JScrollPane) event.getSource(); JScrollBar sb1 = sp.getHorizontalScrollBar(); - if (sb1.isVisible()) + if (sb1.isVisible()) { sb1.setValue(sb1.getMinimum()); } JScrollBar sb2 = sp.getVerticalScrollBar(); - if (sb2.isVisible()) + if (sb2.isVisible()) { sb2.setValue(sb2.getMinimum()); } } } ); - map.put("scrollDown", + map.put("scrollDown", new AbstractAction("scrollDown") { public void actionPerformed(ActionEvent event) { JScrollPane sp = (JScrollPane) event.getSource(); JScrollBar sb = sp.getVerticalScrollBar(); - if (sb.isVisible()) + if (sb.isVisible()) { int delta = sb.getBlockIncrement(1); sb.setValue(sb.getValue() + delta); @@ -555,13 +555,13 @@ public class BasicScrollPaneUI extends ScrollPaneUI } } ); - map.put("unitScrollDown", + map.put("unitScrollDown", new AbstractAction("unitScrollDown") { public void actionPerformed(ActionEvent event) { JScrollPane sp = (JScrollPane) event.getSource(); JScrollBar sb = sp.getVerticalScrollBar(); - if (sb.isVisible()) + if (sb.isVisible()) { int delta = sb.getUnitIncrement(1); sb.setValue(sb.getValue() + delta); @@ -569,13 +569,13 @@ public class BasicScrollPaneUI extends ScrollPaneUI } } ); - map.put("unitScrollRight", + map.put("unitScrollRight", new AbstractAction("unitScrollRight") { public void actionPerformed(ActionEvent event) { JScrollPane sp = (JScrollPane) event.getSource(); JScrollBar sb = sp.getHorizontalScrollBar(); - if (sb.isVisible()) + if (sb.isVisible()) { int delta = sb.getUnitIncrement(1); sb.setValue(sb.getValue() + delta); @@ -585,7 +585,7 @@ public class BasicScrollPaneUI extends ScrollPaneUI ); return map; } - + /** * Installs additional keyboard actions on the scrollpane. This is a hook * method provided to subclasses in order to install their own keyboard @@ -597,7 +597,7 @@ public class BasicScrollPaneUI extends ScrollPaneUI { InputMap keyMap = getInputMap( JComponent.WHEN_ANCESTOR_OF_FOCUSED_COMPONENT); - SwingUtilities.replaceUIInputMap(sp, + SwingUtilities.replaceUIInputMap(sp, JComponent.WHEN_ANCESTOR_OF_FOCUSED_COMPONENT, keyMap); ActionMap map = getActionMap(); SwingUtilities.replaceUIActionMap(sp, map); @@ -613,10 +613,10 @@ public class BasicScrollPaneUI extends ScrollPaneUI protected void uninstallKeyboardActions(JScrollPane sp) { SwingUtilities.replaceUIActionMap(sp, null); - SwingUtilities.replaceUIInputMap(sp, + SwingUtilities.replaceUIInputMap(sp, JComponent.WHEN_ANCESTOR_OF_FOCUSED_COMPONENT, null); } - + /** * Creates and returns the change listener for the horizontal scrollbar. * @@ -661,7 +661,7 @@ public class BasicScrollPaneUI extends ScrollPaneUI * Creates and returns the mouse wheel listener for the scrollpane. * * @return the mouse wheel listener for the scrollpane - * + * * @since 1.4 */ protected MouseWheelListener createMouseWheelListener() @@ -669,7 +669,7 @@ public class BasicScrollPaneUI extends ScrollPaneUI return new MouseWheelHandler(); } - public void uninstallUI(final JComponent c) + public void uninstallUI(final JComponent c) { uninstallDefaults((JScrollPane) c); uninstallListeners(c); @@ -680,7 +680,7 @@ public class BasicScrollPaneUI extends ScrollPaneUI * Uninstalls all the listeners that have been installed in * {@link #installListeners(JScrollPane)}. * - * @param c the scrollpane from which to uninstall the listeners + * @param c the scrollpane from which to uninstall the listeners */ protected void uninstallListeners(JComponent c) { @@ -690,17 +690,17 @@ public class BasicScrollPaneUI extends ScrollPaneUI .removeChangeListener(hsbChangeListener); sp.getVerticalScrollBar().getModel() .removeChangeListener(vsbChangeListener); - + JViewport v = sp.getViewport(); v.removeChangeListener(viewportChangeListener); v.removeContainerListener(containerListener); - + for (int i = 0; i < v.getComponentCount(); i++) v.getComponent(i).removeMouseWheelListener(mouseWheelListener); } - public Dimension getMinimumSize(JComponent c) + public Dimension getMinimumSize(JComponent c) { JScrollPane p = (JScrollPane) c; ScrollPaneLayout sl = (ScrollPaneLayout) p.getLayout(); @@ -821,15 +821,3 @@ public class BasicScrollPaneUI extends ScrollPaneUI syncScrollPaneWithViewport(); } } - - - - - - - - - - - - |