diff options
Diffstat (limited to 'libjava/classpath/javax/swing/plaf/basic/BasicScrollBarUI.java')
| -rw-r--r-- | libjava/classpath/javax/swing/plaf/basic/BasicScrollBarUI.java | 168 |
1 files changed, 84 insertions, 84 deletions
diff --git a/libjava/classpath/javax/swing/plaf/basic/BasicScrollBarUI.java b/libjava/classpath/javax/swing/plaf/basic/BasicScrollBarUI.java index 400ede03ce9..9f24f8acae0 100644 --- a/libjava/classpath/javax/swing/plaf/basic/BasicScrollBarUI.java +++ b/libjava/classpath/javax/swing/plaf/basic/BasicScrollBarUI.java @@ -85,7 +85,7 @@ public class BasicScrollBarUI extends ScrollBarUI implements LayoutManager, */ protected class ArrowButtonListener extends MouseAdapter { - + /** * Move the thumb in the direction specified by the button's arrow. If * this button is held down, then it should keep moving the thumb. @@ -285,13 +285,13 @@ public class BasicScrollBarUI extends ScrollBarUI implements LayoutManager, currentMouseY = e.getY(); if (scrollbar.getValueIsAdjusting()) { - int value; - if (scrollbar.getOrientation() == SwingConstants.HORIZONTAL) - value = valueForXPosition(currentMouseX) - offset; - else - value = valueForYPosition(currentMouseY) - offset; + int value; + if (scrollbar.getOrientation() == SwingConstants.HORIZONTAL) + value = valueForXPosition(currentMouseX) - offset; + else + value = valueForYPosition(currentMouseY) - offset; - scrollbar.setValue(value); + scrollbar.setValue(value); } } @@ -321,38 +321,38 @@ public class BasicScrollBarUI extends ScrollBarUI implements LayoutManager, int value; if (scrollbar.getOrientation() == SwingConstants.HORIZONTAL) - value = valueForXPosition(currentMouseX); + value = valueForXPosition(currentMouseX); else - value = valueForYPosition(currentMouseY); + value = valueForYPosition(currentMouseY); if (! thumbRect.contains(e.getPoint())) { - scrollTimer.stop(); - scrollListener.setScrollByBlock(true); - if (value > scrollbar.getValue()) - { - trackHighlight = INCREASE_HIGHLIGHT; - scrollListener.setDirection(POSITIVE_SCROLL); - } - else - { - trackHighlight = DECREASE_HIGHLIGHT; - scrollListener.setDirection(NEGATIVE_SCROLL); - } + scrollTimer.stop(); + scrollListener.setScrollByBlock(true); + if (value > scrollbar.getValue()) + { + trackHighlight = INCREASE_HIGHLIGHT; + scrollListener.setDirection(POSITIVE_SCROLL); + } + else + { + trackHighlight = DECREASE_HIGHLIGHT; + scrollListener.setDirection(NEGATIVE_SCROLL); + } scrollTimer.setDelay(100); - scrollTimer.start(); + scrollTimer.start(); } else { - // We'd like to keep track of where the cursor - // is inside the thumb. - // This works because the scrollbar's value represents - // "lower" edge of the thumb. The value at which - // the cursor is at must be greater or equal - // to that value. + // We'd like to keep track of where the cursor + // is inside the thumb. + // This works because the scrollbar's value represents + // "lower" edge of the thumb. The value at which + // the cursor is at must be greater or equal + // to that value. scrollListener.setScrollByBlock(false); - scrollbar.setValueIsAdjusting(true); + scrollbar.setValueIsAdjusting(true); offset = value - scrollbar.getValue(); } scrollbar.repaint(); @@ -394,17 +394,17 @@ public class BasicScrollBarUI extends ScrollBarUI implements LayoutManager, { int value; if (scrollbar.getOrientation() == HORIZONTAL) - value = valueForXPosition(currentMouseX); + value = valueForXPosition(currentMouseX); else - value = valueForYPosition(currentMouseY); + value = valueForYPosition(currentMouseY); if (thumbRect.contains(currentMouseX, currentMouseY)) return false; - + if (direction == POSITIVE_SCROLL) - return value > scrollbar.getValue(); + return value > scrollbar.getValue(); else - return value < scrollbar.getValue(); + return value < scrollbar.getValue(); } } @@ -488,7 +488,7 @@ public class BasicScrollBarUI extends ScrollBarUI implements LayoutManager, /** The scrollbar this UI is acting for. */ protected JScrollBar scrollbar; - + /** True if the mouse is over the thumb. */ boolean thumbRollover; @@ -767,7 +767,7 @@ public class BasicScrollBarUI extends ScrollBarUI implements LayoutManager, } /** - * Installs the input map from the look and feel defaults, and a + * Installs the input map from the look and feel defaults, and a * corresponding action map. Note the the keyboard bindings will only * work when the {@link JScrollBar} component has the focus, which is rare. */ @@ -775,7 +775,7 @@ public class BasicScrollBarUI extends ScrollBarUI implements LayoutManager, { InputMap keyMap = getInputMap( JComponent.WHEN_ANCESTOR_OF_FOCUSED_COMPONENT); - SwingUtilities.replaceUIInputMap(scrollbar, + SwingUtilities.replaceUIInputMap(scrollbar, JComponent.WHEN_ANCESTOR_OF_FOCUSED_COMPONENT, keyMap); ActionMap map = getActionMap(); SwingUtilities.replaceUIActionMap(scrollbar, map); @@ -788,25 +788,25 @@ public class BasicScrollBarUI extends ScrollBarUI implements LayoutManager, protected void uninstallKeyboardActions() { SwingUtilities.replaceUIActionMap(scrollbar, null); - SwingUtilities.replaceUIInputMap(scrollbar, + SwingUtilities.replaceUIInputMap(scrollbar, JComponent.WHEN_ANCESTOR_OF_FOCUSED_COMPONENT, null); } - InputMap getInputMap(int condition) + InputMap getInputMap(int condition) { if (condition == JComponent.WHEN_ANCESTOR_OF_FOCUSED_COMPONENT) return (InputMap) UIManager.get("ScrollBar.focusInputMap"); return null; } - + /** - * Returns the action map for the {@link JScrollBar}. All scroll bars - * share a single action map which is created the first time this method is + * Returns the action map for the {@link JScrollBar}. All scroll bars + * 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("ScrollBar.actionMap"); @@ -821,23 +821,23 @@ public class BasicScrollBarUI extends ScrollBarUI implements LayoutManager, /** * 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("positiveUnitIncrement", + map.put("positiveUnitIncrement", new AbstractAction("positiveUnitIncrement") { public void actionPerformed(ActionEvent event) { JScrollBar sb = (JScrollBar) event.getSource(); - if (sb.isVisible()) + if (sb.isVisible()) { int delta = sb.getUnitIncrement(1); sb.setValue(sb.getValue() + delta); @@ -845,12 +845,12 @@ public class BasicScrollBarUI extends ScrollBarUI implements LayoutManager, } } ); - map.put("positiveBlockIncrement", + map.put("positiveBlockIncrement", new AbstractAction("positiveBlockIncrement") { public void actionPerformed(ActionEvent event) { JScrollBar sb = (JScrollBar) event.getSource(); - if (sb.isVisible()) + if (sb.isVisible()) { int delta = sb.getBlockIncrement(1); sb.setValue(sb.getValue() + delta); @@ -858,12 +858,12 @@ public class BasicScrollBarUI extends ScrollBarUI implements LayoutManager, } } ); - map.put("negativeUnitIncrement", + map.put("negativeUnitIncrement", new AbstractAction("negativeUnitIncrement") { public void actionPerformed(ActionEvent event) { JScrollBar sb = (JScrollBar) event.getSource(); - if (sb.isVisible()) + if (sb.isVisible()) { int delta = sb.getUnitIncrement(-1); sb.setValue(sb.getValue() + delta); @@ -871,12 +871,12 @@ public class BasicScrollBarUI extends ScrollBarUI implements LayoutManager, } } ); - map.put("negativeBlockIncrement", + map.put("negativeBlockIncrement", new AbstractAction("negativeBlockIncrement") { public void actionPerformed(ActionEvent event) { JScrollBar sb = (JScrollBar) event.getSource(); - if (sb.isVisible()) + if (sb.isVisible()) { int delta = sb.getBlockIncrement(-1); sb.setValue(sb.getValue() + delta); @@ -884,24 +884,24 @@ public class BasicScrollBarUI extends ScrollBarUI implements LayoutManager, } } ); - map.put("minScroll", + map.put("minScroll", new AbstractAction("minScroll") { public void actionPerformed(ActionEvent event) { JScrollBar sb = (JScrollBar) event.getSource(); - if (sb.isVisible()) + if (sb.isVisible()) { sb.setValue(sb.getMinimum()); } } } ); - map.put("maxScroll", + map.put("maxScroll", new AbstractAction("maxScroll") { public void actionPerformed(ActionEvent event) { JScrollBar sb = (JScrollBar) event.getSource(); - if (sb.isVisible()) + if (sb.isVisible()) { sb.setValue(sb.getMaximum()); } @@ -910,7 +910,7 @@ public class BasicScrollBarUI extends ScrollBarUI implements LayoutManager, ); return map; } - + /** * This method installs any listeners for the scrollbar. This method also * installs listeners for things such as the JButtons and the timer. @@ -973,10 +973,10 @@ public class BasicScrollBarUI extends ScrollBarUI implements LayoutManager, { if (scrollbarContainer instanceof JScrollBar) { - if (scrollbar.getOrientation() == SwingConstants.HORIZONTAL) - layoutHScrollbar((JScrollBar) scrollbarContainer); - else - layoutVScrollbar((JScrollBar) scrollbarContainer); + if (scrollbar.getOrientation() == SwingConstants.HORIZONTAL) + layoutHScrollbar((JScrollBar) scrollbarContainer); + else + layoutVScrollbar((JScrollBar) scrollbarContainer); } } @@ -992,7 +992,7 @@ public class BasicScrollBarUI extends ScrollBarUI implements LayoutManager, Dimension incrDims = incrButton.getPreferredSize(); Dimension decrDims = decrButton.getPreferredSize(); - + // calculate and update the track bounds SwingUtilities.calculateInnerArea(scrollbar, trackRect); trackRect.width -= incrDims.getWidth(); @@ -1000,7 +1000,7 @@ public class BasicScrollBarUI extends ScrollBarUI implements LayoutManager, trackRect.x += decrDims.getWidth(); updateThumbRect(); - + decrButton.setBounds(vr.x, vr.y, decrDims.width, trackRect.height); incrButton.setBounds(trackRect.x + trackRect.width, vr.y, incrDims.width, trackRect.height); @@ -1018,13 +1018,13 @@ public class BasicScrollBarUI extends ScrollBarUI implements LayoutManager, Dimension incrDims = incrButton.getPreferredSize(); Dimension decrDims = decrButton.getPreferredSize(); - + // Update rectangles SwingUtilities.calculateInnerArea(scrollbar, trackRect); trackRect.height -= incrDims.getHeight(); trackRect.height -= decrDims.getHeight(); trackRect.y += decrDims.getHeight(); - + updateThumbRect(); decrButton.setBounds(vr.x, vr.y, trackRect.width, decrDims.height); @@ -1076,14 +1076,14 @@ public class BasicScrollBarUI extends ScrollBarUI implements LayoutManager, thumbRect.height = Math.max(extent * trackRect.height / (max - min), getMinimumThumbSize().height); int availableHeight = trackRect.height - thumbRect.height; - thumbRect.y = trackRect.y + thumbRect.y = trackRect.y + (value - min) * availableHeight / (max - min - extent); thumbRect.width = trackRect.width; } } } - + /** * This method returns the minimum size required for the layout. * @@ -1367,7 +1367,7 @@ public class BasicScrollBarUI extends ScrollBarUI implements LayoutManager, decrButton.removeMouseListener(buttonListener); if (incrButton != null) incrButton.removeMouseListener(buttonListener); - + propertyChangeListener = null; modelListener = null; buttonListener = null; @@ -1469,39 +1469,39 @@ public class BasicScrollBarUI extends ScrollBarUI implements LayoutManager, value = min; return value; } - + /** * Returns true if the mouse is over the thumb. - * + * * @return true if the mouse is over the thumb. - * + * * @since 1.5 */ public boolean isThumbRollover() { - return thumbRollover; + return thumbRollover; } - + /** * Set thumbRollover to active. This indicates * whether or not the mouse is over the thumb. - * + * * @param active - true if the mouse is over the thumb. - * + * * @since 1.5 */ protected void setThumbRollover(boolean active) { thumbRollover = active; } - + /** - * Indicates whether the user can position the thumb with + * Indicates whether the user can position the thumb with * a mouse click (i.e. middle button). - * + * * @return true if the user can position the thumb with a mouse * click. - * + * * @since 1.5 */ public boolean getSupportsAbsolutePositioning() |
