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ScrollBar: fixed left/right keys in right-to-left component orientation

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This commit is contained in:
Karl Tauber
2020-02-25 16:59:30 +01:00
parent 87100bef7b
commit 0d4f33ac6e
1 changed files with 20 additions and 3 deletions
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23
flatlaf-core/src/main/java/com/formdev/flatlaf/ui/FlatScrollBarUI.java
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@@ -25,9 +25,11 @@ import java.awt.event.MouseEvent;
import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
import java.util.Objects;
import javax.swing.InputMap;
import javax.swing.JButton;
import javax.swing.JComponent;
import javax.swing.JScrollPane;
import javax.swing.SwingUtilities;
import javax.swing.UIManager;
import javax.swing.plaf.ComponentUI;
import javax.swing.plaf.basic.BasicScrollBarUI;
@@ -127,9 +129,24 @@ public class FlatScrollBarUI
public void propertyChange( PropertyChangeEvent e ) {
super.propertyChange( e );
if( FlatClientProperties.SCROLL_BAR_SHOW_BUTTONS.equals( e.getPropertyName() ) ) {
scrollbar.revalidate();
scrollbar.repaint();
switch( e.getPropertyName() ) {
case FlatClientProperties.SCROLL_BAR_SHOW_BUTTONS:
scrollbar.revalidate();
scrollbar.repaint();
break;
case "componentOrientation":
// this is missing in BasicScrollBarUI.Handler.propertyChange()
InputMap inputMap = (InputMap) UIManager.get( "ScrollBar.ancestorInputMap" );
if( !scrollbar.getComponentOrientation().isLeftToRight() ) {
InputMap rtlInputMap = (InputMap) UIManager.get( "ScrollBar.ancestorInputMap.RightToLeft" );
if( rtlInputMap != null ) {
rtlInputMap.setParent( inputMap );
inputMap = rtlInputMap;
}
}
SwingUtilities.replaceUIInputMap( scrollbar, JComponent.WHEN_ANCESTOR_OF_FOCUSED_COMPONENT, inputMap );
break;
}
}
};