From cadeb1f59c1a9afbb90fe783a3b34723ec8978fd Mon Sep 17 00:00:00 2001
From: huanghongxun <i@huangyuhui.net>
Date: Sun, 11 Apr 2021 21:55:09 +0800
Subject: [PATCH] Fix: macOS app icon

---
 .../main/java/org/jackhuang/hmcl/Launcher.java  | 10 ++++++++++
 .../java/org/jackhuang/hmcl/ui/AwtUtils.java    | 17 +++++++++++++++++
 2 files changed, 27 insertions(+)
 create mode 100644 HMCL/src/main/java/org/jackhuang/hmcl/ui/AwtUtils.java

diff --git a/HMCL/src/main/java/org/jackhuang/hmcl/Launcher.java b/HMCL/src/main/java/org/jackhuang/hmcl/Launcher.java
index 66df693e8..00a6a0e98 100644
--- a/HMCL/src/main/java/org/jackhuang/hmcl/Launcher.java
+++ b/HMCL/src/main/java/org/jackhuang/hmcl/Launcher.java
@@ -23,6 +23,7 @@ import javafx.stage.Stage;
 import org.jackhuang.hmcl.setting.ConfigHolder;
 import org.jackhuang.hmcl.task.Schedulers;
 import org.jackhuang.hmcl.task.AsyncTaskExecutor;
+import org.jackhuang.hmcl.ui.AwtUtils;
 import org.jackhuang.hmcl.ui.Controllers;
 import org.jackhuang.hmcl.upgrade.UpdateChecker;
 import org.jackhuang.hmcl.upgrade.UpdateHandler;
@@ -31,6 +32,7 @@ import org.jackhuang.hmcl.util.Lang;
 import org.jackhuang.hmcl.util.StringUtils;
 import org.jackhuang.hmcl.util.platform.OperatingSystem;
 
+import java.awt.*;
 import java.io.File;
 import java.io.IOException;
 import java.lang.management.ManagementFactory;
@@ -69,6 +71,8 @@ public final class Launcher extends Application {
                 Platform.setImplicitExit(false);
                 Controllers.initialize(primaryStage);
 
+                initIcon();
+
                 UpdateChecker.init();
 
                 primaryStage.show();
@@ -84,6 +88,12 @@ public final class Launcher extends Application {
         Controllers.onApplicationStop();
     }
 
+    private void initIcon() {
+        Toolkit toolkit = Toolkit.getDefaultToolkit();
+        Image image = toolkit.getImage(Launcher.class.getResource("/assets/img/icon.png"));
+        AwtUtils.setAppleIcon(image);
+    }
+
     public static void main(String[] args) {
         if (UpdateHandler.processArguments(args)) {
             return;
diff --git a/HMCL/src/main/java/org/jackhuang/hmcl/ui/AwtUtils.java b/HMCL/src/main/java/org/jackhuang/hmcl/ui/AwtUtils.java
new file mode 100644
index 000000000..248399375
--- /dev/null
+++ b/HMCL/src/main/java/org/jackhuang/hmcl/ui/AwtUtils.java
@@ -0,0 +1,17 @@
+package org.jackhuang.hmcl.ui;
+
+import java.awt.*;
+import java.lang.reflect.Method;
+
+public class AwtUtils {
+    public static void setAppleIcon(Image image) {
+        try {
+            Class<?> taskbarClass = Class.forName("java.awt.TaskBar");
+            Method getTaskBarMethod = taskbarClass.getDeclaredMethod("getTaskBar");
+            Object taskBar = getTaskBarMethod.invoke(null);
+            Method setIconImageMethod = taskbarClass.getDeclaredMethod("setIconImage", Image.class);
+            setIconImageMethod.invoke(taskBar, image);
+        } catch (Throwable ignore) {
+        }
+    }
+}