SwingX: new "column control" icon for JXTable that scales and uses antialiasing (issue #434)

CHANGELOG.md

@@ -73,7 +73,9 @@ FlatLaf Change Log
   - `FlatSVGIcon`: Support loading SVG from `URL` (for JPMS), `URI`, `File` or
     `InputStream`. (issues #419 and #325)
   - `FlatSVGUtils`: Support loading SVG from `URL` (for JPMS). (issue #325)
-
+- SwingX:
+  - New "column control" icon for `JXTable` that scales and uses antialiasing.
+    (issue #434)
 
 ## 1.6.5
 

flatlaf-swingx/src/main/java/com/formdev/flatlaf/swingx/icons/FlatColumnControlIcon.java

@@ -0,0 +1,68 @@
+/*
+ * Copyright 2021 FormDev Software GmbH
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.formdev.flatlaf.swingx.icons;
+
+import java.awt.Color;
+import java.awt.Component;
+import java.awt.Graphics2D;
+import java.awt.geom.Area;
+import java.awt.geom.Path2D;
+import java.awt.geom.Rectangle2D;
+import javax.swing.UIManager;
+import org.jdesktop.swingx.JXTable;
+import org.jdesktop.swingx.icon.ColumnControlIcon;
+import com.formdev.flatlaf.icons.FlatAbstractIcon;
+import com.formdev.flatlaf.ui.FlatUIUtils;
+
+/**
+ * Column control icon for {@link JXTable}.
+ * Replaces {@link ColumnControlIcon}.
+ *
+ * @author Karl Tauber
+ */
+public class FlatColumnControlIcon
+	extends FlatAbstractIcon
+{
+	protected Color iconColor = UIManager.getColor( "ColumnControlButton.iconColor" );
+
+	public FlatColumnControlIcon() {
+		super( 10, 10, null );
+	}
+
+	@Override
+	protected void paintIcon( Component c, Graphics2D g ) {
+		g.setColor( iconColor );
+
+		// table
+		Path2D path = new Path2D.Float( Path2D.WIND_EVEN_ODD );
+		path.append( new Rectangle2D.Float( 1, 0, 8, 8 ), false ); // table outline
+		path.append( new Rectangle2D.Float( 2, 1, 2, 1 ), false ); // subtract top left
+		path.append( new Rectangle2D.Float( 5, 1, 3, 1 ), false ); // subtract top right
+		path.append( new Rectangle2D.Float( 2, 3, 2, 4 ), false ); // subtract bottom left
+		path.append( new Rectangle2D.Float( 5, 3, 3, 4 ), false ); // subtract bottom right
+
+		// subtract area for arrow from table
+		Area area = new Area( path );
+		area.subtract( new Area( new Rectangle2D.Float( 3, 5, 7, 5 ) ) );
+
+		// paint table
+		g.fill( area );
+
+		// paint triangle arrow
+		g.fill( FlatUIUtils.createPath( 3,6, 6.5,10, 10,6 ) );
+	}
+}

flatlaf-swingx/src/main/module-info/module-info.java

@@ -23,6 +23,7 @@ module com.formdev.flatlaf.swingx {
 	requires com.formdev.flatlaf;
 
 	exports com.formdev.flatlaf.swingx;
+	exports com.formdev.flatlaf.swingx.icons;
 	exports com.formdev.flatlaf.swingx.ui;
 
 	// this allows com.formdev.flatlaf.FlatDefaultsAddon to read .properties files

flatlaf-swingx/src/main/resources/com/formdev/flatlaf/swingx/FlatLaf.properties

@@ -25,6 +25,12 @@ swingx/TaskPaneUI = com.formdev.flatlaf.swingx.ui.FlatTaskPaneUI
 TitledPanelUI = com.formdev.flatlaf.swingx.ui.FlatTitledPanelUI
 
 
+#---- ColumnControlButton ----
+
+ColumnControlButton.actionIcon = com.formdev.flatlaf.swingx.icons.FlatColumnControlIcon
+ColumnControlButton.iconColor = @disabledForeground
+
+
 #---- DatePicker ----
 
 JXDatePicker.border = com.formdev.flatlaf.swingx.ui.FlatDatePickerBorder

flatlaf-testing/src/main/java/com/formdev/flatlaf/testing/FlatComponents2Test.java

@@ -117,6 +117,7 @@ public class FlatComponents2Test
 		ColorHighlighter rollover = new ColorHighlighter( HighlightPredicate.ROLLOVER_ROW, Color.cyan, null );
 		Highlighter shading = new ShadingColorHighlighter( new HighlightPredicate.ColumnHighlightPredicate( 1 ) );
 		xTable1.setHighlighters( simpleStriping, magenta, rollover, shading );
+		xTable1.setColumnControlVisible( true );
 
 		// JXTreeTable
 		xTreeTable1.setTreeTableModel( new FileSystemModel( new File( "." ) ) );