ToolsInstallerPreference: Examine current state on load

Signed-off-by: Samuel Holland <samuel@sholland.org>

1 files changed, 7 insertions, 0 deletions

diff --git a/app/src/main/java/com/wireguard/android/preference/ToolsInstallerPreference.java b/app/src/main/java/com/wireguard/android/preference/ToolsInstallerPreference.java
index 15a8ab6a..1620fd10 100644
--- a/app/src/main/java/com/wireguard/android/preference/ToolsInstallerPreference.java
+++ b/app/src/main/java/com/wireguard/android/preference/ToolsInstallerPreference.java
@@ -59,6 +59,13 @@ public class ToolsInstallerPreference extends Preference {
     }
 
     @Override
+    protected void onAttachedToActivity() {
+        super.onAttachedToActivity();
+        asyncWorker.supplyAsync(toolsInstaller::areInstalled)
+                .thenAccept(installed -> setState(installed ? State.ALREADY : State.INITIAL));
+    }
+
+    @Override
     protected void onClick() {
         setState(State.WORKING);
         asyncWorker.supplyAsync(toolsInstaller::install)