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Table: fixed repainting of rounded selection when selection changes

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This commit is contained in:
Karl Tauber
2024-06-27 23:48:14 +02:00
parent 9e05384513
commit 127dd6ac41
2 changed files with 116 additions and 2 deletions
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110
flatlaf-core/src/main/java/com/formdev/flatlaf/ui/FlatTableUI.java
View File

@@ -25,6 +25,7 @@ import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.Insets;
import java.awt.Point;
import java.awt.Rectangle;
import java.awt.Shape;
import java.awt.event.ActionEvent;
import java.awt.event.ComponentAdapter;
@@ -43,16 +44,23 @@ import javax.swing.JScrollPane;
import javax.swing.JTable;
import javax.swing.JTextField;
import javax.swing.JViewport;
import javax.swing.ListSelectionModel;
import javax.swing.LookAndFeel;
import javax.swing.SwingConstants;
import javax.swing.SwingUtilities;
import javax.swing.UIManager;
import javax.swing.event.ChangeEvent;
import javax.swing.event.ListSelectionEvent;
import javax.swing.event.ListSelectionListener;
import javax.swing.event.TableColumnModelEvent;
import javax.swing.event.TableColumnModelListener;
import javax.swing.plaf.ComponentUI;
import javax.swing.plaf.UIResource;
import javax.swing.plaf.basic.BasicTableUI;
import javax.swing.table.DefaultTableCellRenderer;
import javax.swing.table.JTableHeader;
import javax.swing.table.TableCellRenderer;
import javax.swing.table.TableColumnModel;
import com.formdev.flatlaf.FlatClientProperties;
import com.formdev.flatlaf.icons.FlatCheckBoxIcon;
import com.formdev.flatlaf.ui.FlatStylingSupport.Styleable;
@@ -142,6 +150,8 @@ public class FlatTableUI
private PropertyChangeListener propertyChangeListener;
private ComponentListener outsideAlternateRowsListener;
private ListSelectionListener rowSelectionListener;
private TableColumnModelListener columnSelectionListener;
private Map<String, Object> oldStyleValues;
public static ComponentUI createUI( JComponent c ) {
@@ -257,6 +267,28 @@ public class FlatTableUI
propertyChangeListener = e -> {
switch( e.getPropertyName() ) {
case "selectionModel":
if( rowSelectionListener != null ) {
Object oldModel = e.getOldValue();
Object newModel = e.getNewValue();
if( oldModel != null )
((ListSelectionModel)oldModel).removeListSelectionListener( rowSelectionListener );
if( newModel != null )
((ListSelectionModel)newModel).addListSelectionListener( rowSelectionListener );
}
break;
case "columnModel":
if( columnSelectionListener != null ) {
Object oldModel = e.getOldValue();
Object newModel = e.getNewValue();
if( oldModel != null )
((TableColumnModel)oldModel).removeColumnModelListener( columnSelectionListener );
if( newModel != null )
((TableColumnModel)newModel).addColumnModelListener( columnSelectionListener );
}
break;
case FlatClientProperties.COMPONENT_FOCUS_OWNER:
toggleSelectionColors();
break;
@@ -270,6 +302,9 @@ public class FlatTableUI
}
};
table.addPropertyChangeListener( propertyChangeListener );
if( selectionArc > 0 )
installRepaintRoundedSelectionListeners();
}
@Override
@@ -283,6 +318,14 @@ public class FlatTableUI
table.removeComponentListener( outsideAlternateRowsListener );
outsideAlternateRowsListener = null;
}
if( rowSelectionListener != null ) {
table.getSelectionModel().removeListSelectionListener( rowSelectionListener );
rowSelectionListener = null;
}
if( columnSelectionListener != null ) {
table.getColumnModel().removeColumnModelListener( columnSelectionListener );
columnSelectionListener = null;
}
}
@Override
@@ -359,6 +402,8 @@ public class FlatTableUI
protected Object applyStyleProperty( String key, Object value ) {
if( "rowHeight".equals( key ) && value instanceof Integer )
value = UIScale.scale( (Integer) value );
else if( "selectionArc".equals( key ) && value instanceof Integer && (Integer) value > 0 )
installRepaintRoundedSelectionListeners();
return FlatStylingSupport.applyToAnnotatedObjectOrComponent( this, table, key, value );
}
@@ -602,8 +647,6 @@ public class FlatTableUI
UIScale.scale( insets ), arcTopLeft, arcTopRight, arcBottomLeft, arcBottomRight, 0 );
}
//TODO test if scaled (on Windows)
/**
* Paints (rounded) cell selection.
* Supports {@link #selectionArc} and {@link #selectionInsets}.
@@ -687,6 +730,69 @@ public class FlatTableUI
ui.paintCellSelection( g, row, column, x, y, width, height );
}
private void installRepaintRoundedSelectionListeners() {
if( rowSelectionListener == null ) {
rowSelectionListener = this::repaintRoundedRowSelection;
table.getSelectionModel().addListSelectionListener( rowSelectionListener );
}
if( columnSelectionListener == null ) {
columnSelectionListener = new TableColumnModelListener() {
@Override
public void columnSelectionChanged( ListSelectionEvent e ) {
repaintRoundedColumnSelection( e );
}
@Override public void columnRemoved( TableColumnModelEvent e ) {}
@Override public void columnMoved( TableColumnModelEvent e ) {}
@Override public void columnMarginChanged( ChangeEvent e ) {}
@Override public void columnAdded( TableColumnModelEvent e ) {}
};
table.getColumnModel().addColumnModelListener( columnSelectionListener );
}
}
private void repaintRoundedRowSelection( ListSelectionEvent e ) {
if( selectionArc <= 0 || !table.getRowSelectionAllowed() )
return;
int rowCount = table.getRowCount();
int columnCount = table.getColumnCount();
if( rowCount <= 0 || columnCount <= 0 )
return;
// repaint including rows before and after changed selection
int firstRow = Math.max( 0, Math.min( e.getFirstIndex() - 1, rowCount - 1 ) );
int lastRow = Math.max( 0, Math.min( e.getLastIndex() + 1, rowCount - 1 ) );
Rectangle firstRect = table.getCellRect( firstRow, 0, false );
Rectangle lastRect = table.getCellRect( lastRow, columnCount - 1, false );
table.repaint( firstRect.union( lastRect ) );
}
private void repaintRoundedColumnSelection( ListSelectionEvent e ) {
if( selectionArc <= 0 || !table.getColumnSelectionAllowed() )
return;
int rowCount = table.getRowCount();
int columnCount = table.getColumnCount();
if( rowCount <= 0 || columnCount <= 0 )
return;
// limit to selected rows for cell selection
int firstRow = 0;
int lastRow = rowCount - 1;
if( table.getRowSelectionAllowed() ) {
firstRow = table.getSelectionModel().getMinSelectionIndex();
lastRow = table.getSelectionModel().getMaxSelectionIndex();
}
// repaint including columns before and after changed selection
int firstColumn = Math.max( 0, Math.min( e.getFirstIndex() - 1, columnCount - 1 ) );
int lastColumn = Math.max( 0, Math.min( e.getLastIndex() + 1, columnCount - 1 ) );
Rectangle firstRect = table.getCellRect( firstRow, firstColumn, false );
Rectangle lastRect = table.getCellRect( lastRow, lastColumn, false );
table.repaint( firstRect.union( lastRect ) );
}
//---- class RoundedSelectionGraphics -------------------------------------
/**

8
flatlaf-testing/src/main/java/com/formdev/flatlaf/testing/FlatComponents2Test.java
View File

@@ -132,6 +132,14 @@ public class FlatComponents2Test
initTableEditors( table1 );
initTableEditors( xTable1 );
// table selection listeners
table1.getSelectionModel().addListSelectionListener( e -> {
System.out.printf( "row sel %d-%d adj=%b\n", e.getFirstIndex(), e.getLastIndex(), e.getValueIsAdjusting() );
} );
table1.getColumnModel().getSelectionModel().addListSelectionListener( e -> {
System.out.printf( "column sel %d-%d adj=%b\n", e.getFirstIndex(), e.getLastIndex(), e.getValueIsAdjusting() );
} );
// JXTable
Highlighter simpleStriping = HighlighterFactory.createSimpleStriping();
PatternPredicate patternPredicate = new PatternPredicate( "^J", 2 );