From 87845fc6f5aa16b0730a134b98eb23cb4c3eda0f Mon Sep 17 00:00:00 2001
From: Karl Tauber <karl@jformdesigner.com>
Date: Wed, 9 Oct 2019 12:56:56 +0200
Subject: [PATCH] added `Flat*Laf.install()` methods

---
 CHANGELOG.md                                          |  1 +
 .../main/java/com/formdev/flatlaf/FlatDarculaLaf.java |  4 ++++
 .../main/java/com/formdev/flatlaf/FlatDarkLaf.java    |  4 ++++
 .../java/com/formdev/flatlaf/FlatIntelliJLaf.java     |  4 ++++
 .../src/main/java/com/formdev/flatlaf/FlatLaf.java    | 11 +++++++++++
 .../main/java/com/formdev/flatlaf/FlatLightLaf.java   |  4 ++++
 .../test/java/com/formdev/flatlaf/FlatTestFrame.java  |  6 +-----
 .../java/com/formdev/flatlaf/demo/FlatLafDemo.java    |  6 +-----
 8 files changed, 30 insertions(+), 10 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 61e31583..5816ad8c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,6 +3,7 @@ FlatLaf Change Log
 
 ## Unreleased
 
+- Added `Flat*Laf.install()` methods.
 - macOS: Use native screen menu bar if system property
   `apple.laf.useScreenMenuBar` is `true`.
 
diff --git a/flatlaf-core/src/main/java/com/formdev/flatlaf/FlatDarculaLaf.java b/flatlaf-core/src/main/java/com/formdev/flatlaf/FlatDarculaLaf.java
index 7022a819..15808312 100644
--- a/flatlaf-core/src/main/java/com/formdev/flatlaf/FlatDarculaLaf.java
+++ b/flatlaf-core/src/main/java/com/formdev/flatlaf/FlatDarculaLaf.java
@@ -24,6 +24,10 @@ package com.formdev.flatlaf;
 public class FlatDarculaLaf
 	extends FlatDarkLaf
 {
+	public static boolean install( ) {
+		return install( new FlatDarculaLaf() );
+	}
+
 	@Override
 	public String getName() {
 		return "Flat Darcula";
diff --git a/flatlaf-core/src/main/java/com/formdev/flatlaf/FlatDarkLaf.java b/flatlaf-core/src/main/java/com/formdev/flatlaf/FlatDarkLaf.java
index 91f9459d..9ac19520 100644
--- a/flatlaf-core/src/main/java/com/formdev/flatlaf/FlatDarkLaf.java
+++ b/flatlaf-core/src/main/java/com/formdev/flatlaf/FlatDarkLaf.java
@@ -24,6 +24,10 @@ package com.formdev.flatlaf;
 public class FlatDarkLaf
 	extends FlatLaf
 {
+	public static boolean install( ) {
+		return install( new FlatDarkLaf() );
+	}
+
 	@Override
 	public String getName() {
 		return "Flat Dark";
diff --git a/flatlaf-core/src/main/java/com/formdev/flatlaf/FlatIntelliJLaf.java b/flatlaf-core/src/main/java/com/formdev/flatlaf/FlatIntelliJLaf.java
index 5aa2e3ab..2133fda4 100644
--- a/flatlaf-core/src/main/java/com/formdev/flatlaf/FlatIntelliJLaf.java
+++ b/flatlaf-core/src/main/java/com/formdev/flatlaf/FlatIntelliJLaf.java
@@ -24,6 +24,10 @@ package com.formdev.flatlaf;
 public class FlatIntelliJLaf
 	extends FlatLightLaf
 {
+	public static boolean install( ) {
+		return install( new FlatIntelliJLaf() );
+	}
+
 	@Override
 	public String getName() {
 		return "Flat IntelliJ";
diff --git a/flatlaf-core/src/main/java/com/formdev/flatlaf/FlatLaf.java b/flatlaf-core/src/main/java/com/formdev/flatlaf/FlatLaf.java
index 0e5ff962..c9f74985 100644
--- a/flatlaf-core/src/main/java/com/formdev/flatlaf/FlatLaf.java
+++ b/flatlaf-core/src/main/java/com/formdev/flatlaf/FlatLaf.java
@@ -39,6 +39,7 @@ import java.util.function.Function;
 import javax.swing.AbstractButton;
 import javax.swing.JLabel;
 import javax.swing.JTabbedPane;
+import javax.swing.LookAndFeel;
 import javax.swing.SwingUtilities;
 import javax.swing.UIDefaults;
 import javax.swing.UIManager;
@@ -73,6 +74,16 @@ public abstract class FlatLaf
 	private AWTEventListener mnemonicListener;
 	private static boolean altKeyPressed;
 
+	public static boolean install( LookAndFeel newLookAndFeel ) {
+		try {
+		    UIManager.setLookAndFeel( newLookAndFeel );
+		    return true;
+		} catch( Exception ex ) {
+		    System.err.println( "Failed to initialize look and feel " + newLookAndFeel.getClass().getName() );
+		    return false;
+		}
+	}
+
 	@Override
 	public String getID() {
 		return getName();
diff --git a/flatlaf-core/src/main/java/com/formdev/flatlaf/FlatLightLaf.java b/flatlaf-core/src/main/java/com/formdev/flatlaf/FlatLightLaf.java
index 48b1830b..bc9af1ac 100644
--- a/flatlaf-core/src/main/java/com/formdev/flatlaf/FlatLightLaf.java
+++ b/flatlaf-core/src/main/java/com/formdev/flatlaf/FlatLightLaf.java
@@ -24,6 +24,10 @@ package com.formdev.flatlaf;
 public class FlatLightLaf
 	extends FlatLaf
 {
+	public static boolean install( ) {
+		return install( new FlatLightLaf() );
+	}
+
 	@Override
 	public String getName() {
 		return "Flat Light";
diff --git a/flatlaf-core/src/test/java/com/formdev/flatlaf/FlatTestFrame.java b/flatlaf-core/src/test/java/com/formdev/flatlaf/FlatTestFrame.java
index 3ec3cdcb..5982a042 100644
--- a/flatlaf-core/src/test/java/com/formdev/flatlaf/FlatTestFrame.java
+++ b/flatlaf-core/src/test/java/com/formdev/flatlaf/FlatTestFrame.java
@@ -68,11 +68,7 @@ public class FlatTestFrame
 			ex.printStackTrace();
 
 			// fallback
-			try {
-				UIManager.setLookAndFeel( new FlatLightLaf() );
-			} catch( Exception ex2 ) {
-				ex2.printStackTrace();
-			}
+			FlatLightLaf.install();
 		}
 
 		// create frame
diff --git a/flatlaf-demo/src/main/java/com/formdev/flatlaf/demo/FlatLafDemo.java b/flatlaf-demo/src/main/java/com/formdev/flatlaf/demo/FlatLafDemo.java
index b2e64741..ee39f72e 100644
--- a/flatlaf-demo/src/main/java/com/formdev/flatlaf/demo/FlatLafDemo.java
+++ b/flatlaf-demo/src/main/java/com/formdev/flatlaf/demo/FlatLafDemo.java
@@ -46,11 +46,7 @@ public class FlatLafDemo
 			ex.printStackTrace();
 
 			// fallback
-			try {
-				UIManager.setLookAndFeel( new FlatLightLaf() );
-			} catch( Exception ex2 ) {
-				ex2.printStackTrace();
-			}
+			FlatLightLaf.install();
 		}
 
 		// create frame