diff options
Diffstat (limited to 'libjava/classpath/javax/swing/JSplitPane.java')
| -rw-r--r-- | libjava/classpath/javax/swing/JSplitPane.java | 120 |
1 files changed, 64 insertions, 56 deletions
diff --git a/libjava/classpath/javax/swing/JSplitPane.java b/libjava/classpath/javax/swing/JSplitPane.java index cdab7bb6c4e..70feefab26e 100644 --- a/libjava/classpath/javax/swing/JSplitPane.java +++ b/libjava/classpath/javax/swing/JSplitPane.java @@ -170,13 +170,15 @@ public class JSplitPane extends JComponent implements Accessible public static final int HORIZONTAL_SPLIT = 1; /** The property fired when the last divider location property changes. */ - public static final String LAST_DIVIDER_LOCATION_PROPERTY = "lastDividerLocation"; + public static final String LAST_DIVIDER_LOCATION_PROPERTY = + "lastDividerLocation"; /** The constraints string used to add components to the left. */ public static final String LEFT = "left"; /** The property fired when the one touch expandable property changes. */ - public static final String ONE_TOUCH_EXPANDABLE_PROPERTY = "oneTouchExpandable"; + public static final String ONE_TOUCH_EXPANDABLE_PROPERTY = + "oneTouchExpandable"; /** The property fired when the orientation property changes. */ public static final String ORIENTATION_PROPERTY = "orientation"; @@ -199,7 +201,8 @@ public class JSplitPane extends JComponent implements Accessible /** Whether the JSplitPane uses one touch expandable buttons. */ protected boolean oneTouchExpandable = false; - // This is the master dividerSize variable and sets the BasicSplitPaneDivider one accordingly + // This is the master dividerSize variable and sets the + // BasicSplitPaneDivider one accordingly /** The size of the divider. */ protected int dividerSize = 10; @@ -286,7 +289,8 @@ public class JSplitPane extends JComponent implements Accessible */ public JSplitPane() { - this(HORIZONTAL_SPLIT, false, null, null); + this(HORIZONTAL_SPLIT, false, new JButton("left button"), + new JButton("right button")); } /** @@ -300,7 +304,8 @@ public class JSplitPane extends JComponent implements Accessible * @param constraints The constraints string to use. * @param index Where to place to component in the list of components. * - * @throws IllegalArgumentException When the constraints is not a known identifier. + * @throws IllegalArgumentException When the constraints is not a known + * identifier. */ protected void addImpl(Component comp, Object constraints, int index) { @@ -310,34 +315,35 @@ public class JSplitPane extends JComponent implements Accessible int place; if (constraints == null) { - if (leftComponent == null) - constraints = LEFT; - else if (rightComponent == null) - constraints = RIGHT; + if (leftComponent == null) + constraints = LEFT; + else if (rightComponent == null) + constraints = RIGHT; } if (constraints instanceof String) { - String placement = (String) constraints; - - if (placement.equals(BOTTOM) || placement.equals(RIGHT)) - { - if (rightComponent != null) - remove(rightComponent); - rightComponent = comp; - } - else if (placement.equals(LEFT) || placement.equals(TOP)) - { - if (leftComponent != null) - remove(leftComponent); - leftComponent = comp; - } - else if (placement.equals(DIVIDER)) - constraints = null; - else - throw new IllegalArgumentException("Constraints is not a known identifier."); - - super.addImpl(comp, constraints, index); + String placement = (String) constraints; + + if (placement.equals(BOTTOM) || placement.equals(RIGHT)) + { + if (rightComponent != null) + remove(rightComponent); + rightComponent = comp; + } + else if (placement.equals(LEFT) || placement.equals(TOP)) + { + if (leftComponent != null) + remove(leftComponent); + leftComponent = comp; + } + else if (placement.equals(DIVIDER)) + constraints = null; + else + throw new + IllegalArgumentException("Constraints is not a known identifier."); + + super.addImpl(comp, constraints, index); } invalidate(); layout(); @@ -614,10 +620,10 @@ public class JSplitPane extends JComponent implements Accessible { if (newContinuousLayout != continuousLayout) { - boolean oldValue = continuousLayout; - continuousLayout = newContinuousLayout; - firePropertyChange(CONTINUOUS_LAYOUT_PROPERTY, oldValue, - continuousLayout); + boolean oldValue = continuousLayout; + continuousLayout = newContinuousLayout; + firePropertyChange(CONTINUOUS_LAYOUT_PROPERTY, oldValue, + continuousLayout); } } @@ -634,7 +640,8 @@ public class JSplitPane extends JComponent implements Accessible public void setDividerLocation(double proportionalLocation) { if (proportionalLocation > 1 || proportionalLocation < 0) - throw new IllegalArgumentException("proportion has to be between 0 and 1."); + throw new IllegalArgumentException + ("proportion has to be between 0 and 1."); int max = (orientation == HORIZONTAL_SPLIT) ? getWidth() : getHeight(); setDividerLocation((int) (proportionalLocation * max)); @@ -649,9 +656,9 @@ public class JSplitPane extends JComponent implements Accessible { if (ui != null && location != getDividerLocation()) { - int oldLocation = getDividerLocation(); - ((SplitPaneUI) ui).setDividerLocation(this, location); - firePropertyChange(DIVIDER_LOCATION_PROPERTY, oldLocation, location); + int oldLocation = getDividerLocation(); + ((SplitPaneUI) ui).setDividerLocation(this, location); + firePropertyChange(DIVIDER_LOCATION_PROPERTY, oldLocation, location); } } @@ -664,9 +671,9 @@ public class JSplitPane extends JComponent implements Accessible { if (newSize != dividerSize) { - int oldSize = dividerSize; - dividerSize = newSize; - firePropertyChange(DIVIDER_SIZE_PROPERTY, oldSize, dividerSize); + int oldSize = dividerSize; + dividerSize = newSize; + firePropertyChange(DIVIDER_SIZE_PROPERTY, oldSize, dividerSize); } } @@ -683,10 +690,10 @@ public class JSplitPane extends JComponent implements Accessible { if (newLastLocation != lastDividerLocation) { - int oldValue = lastDividerLocation; - lastDividerLocation = newLastLocation; - firePropertyChange(LAST_DIVIDER_LOCATION_PROPERTY, oldValue, - lastDividerLocation); + int oldValue = lastDividerLocation; + lastDividerLocation = newLastLocation; + firePropertyChange(LAST_DIVIDER_LOCATION_PROPERTY, oldValue, + lastDividerLocation); } } @@ -696,11 +703,11 @@ public class JSplitPane extends JComponent implements Accessible * @param comp The left component. */ public void setLeftComponent(Component comp) - { + { if (comp != null) add(comp, LEFT); else - add(new JButton("left button"), LEFT); + remove (leftComponent); } /** @@ -715,10 +722,10 @@ public class JSplitPane extends JComponent implements Accessible { if (newValue != oneTouchExpandable) { - boolean oldValue = oneTouchExpandable; - oneTouchExpandable = newValue; - firePropertyChange(ONE_TOUCH_EXPANDABLE_PROPERTY, oldValue, - oneTouchExpandable); + boolean oldValue = oneTouchExpandable; + oneTouchExpandable = newValue; + firePropertyChange(ONE_TOUCH_EXPANDABLE_PROPERTY, oldValue, + oneTouchExpandable); } } @@ -732,13 +739,14 @@ public class JSplitPane extends JComponent implements Accessible public void setOrientation(int orientation) { if (orientation != HORIZONTAL_SPLIT && orientation != VERTICAL_SPLIT) - throw new IllegalArgumentException("orientation must be one of VERTICAL_SPLIT, HORIZONTAL_SPLIT"); + throw new IllegalArgumentException + ("orientation must be one of VERTICAL_SPLIT, HORIZONTAL_SPLIT"); if (orientation != this.orientation) { - int oldOrientation = this.orientation; - this.orientation = orientation; - firePropertyChange(ORIENTATION_PROPERTY, oldOrientation, - this.orientation); + int oldOrientation = this.orientation; + this.orientation = orientation; + firePropertyChange(ORIENTATION_PROPERTY, oldOrientation, + this.orientation); } } @@ -766,7 +774,7 @@ public class JSplitPane extends JComponent implements Accessible if (comp != null) add(comp, RIGHT); else - add(new JButton("right button"), RIGHT); + remove (rightComponent); } /** |
