add read-only TextArea honoring look and feel

PhilippSalvisberg · PhilippSalvisberg · commit 24bd5004bce2 · 2019-06-17T02:24:39.000+02:00
diff --git a/sqldev/src/main/java/org/utplsql/sqldev/ui/runner/RunnerTextArea.xtend b/sqldev/src/main/java/org/utplsql/sqldev/ui/runner/RunnerTextArea.xtend
@@ -0,0 +1,25 @@
+package org.utplsql.sqldev.ui.runner
+
+import java.awt.Graphics
+import javax.swing.JTextArea
+import javax.swing.UIManager
+
+class RunnerTextArea extends JTextArea {
+
+	override paintComponent(Graphics g) {
+		// default for non-opaque components
+		if (!opaque) {
+			super.paintComponent(g)
+			return
+		}
+
+		// use value of JTextField for consistency
+		g.color = UIManager.getColor("TextField.inactiveBackground")
+		g.fillRect(0, 0, width, height)
+
+		// do rest, changing opaque to ensure background is not overwritten
+		setOpaque(false)
+		super.paintComponent(g)
+		setOpaque(true)
+	}
+}
