add about info

android/app/src/main/java/com/izzy2lost/x1box/GameLibraryActivity.kt

@@ -6,6 +6,7 @@ import android.net.Uri
 import android.os.Bundle
 import android.view.LayoutInflater
 import android.view.View
+import android.widget.ImageButton
 import android.widget.ImageView
 import android.widget.LinearLayout
 import android.widget.ProgressBar
@@ -18,6 +19,7 @@ import androidx.documentfile.provider.DocumentFile
 import coil.load
 import com.google.android.material.button.MaterialButton
 import com.google.android.material.button.MaterialButtonToggleGroup
+import com.google.android.material.dialog.MaterialAlertDialogBuilder
 import com.google.android.material.materialswitch.MaterialSwitch
 import java.net.URLEncoder
 import java.util.ArrayDeque
@@ -57,6 +59,7 @@ class GameLibraryActivity : AppCompatActivity() {
   private lateinit var gamesListContainer: LinearLayout
   private lateinit var gamesGridContainer: LinearLayout
   private lateinit var btnChangeFolder: MaterialButton
+  private lateinit var btnAbout: ImageButton
   private lateinit var viewModeToggle: MaterialButtonToggleGroup
   private lateinit var switchBoxArtLookup: MaterialSwitch
 
@@ -89,6 +92,7 @@ class GameLibraryActivity : AppCompatActivity() {
     gamesListContainer = findViewById(R.id.library_games_container)
     gamesGridContainer = findViewById(R.id.library_games_grid_container)
     btnChangeFolder = findViewById(R.id.btn_change_games_folder)
+    btnAbout = findViewById(R.id.btn_library_about)
     viewModeToggle = findViewById(R.id.library_view_mode_toggle)
     switchBoxArtLookup = findViewById(R.id.switch_box_art_lookup)
 
@@ -103,6 +107,9 @@ class GameLibraryActivity : AppCompatActivity() {
     btnChangeFolder.setOnClickListener {
       pickGamesFolder.launch(gamesFolderUri)
     }
+    btnAbout.setOnClickListener {
+      showAboutDialog()
+    }
     viewModeToggle.addOnButtonCheckedListener { _, checkedId, isChecked ->
       if (!isChecked) {
         return@addOnButtonCheckedListener
@@ -619,5 +626,42 @@ class GameLibraryActivity : AppCompatActivity() {
   private fun dp(value: Int): Int {
     return (value * resources.displayMetrics.density).toInt()
   }
+
+  private fun showAboutDialog() {
+    val labels = arrayOf(
+      getString(R.string.library_about_link_source),
+      getString(R.string.library_about_link_privacy),
+      getString(R.string.library_about_link_fork),
+      getString(R.string.library_about_link_license),
+      getString(R.string.library_about_link_disclaimer)
+    )
+    val urls = arrayOf(
+      getString(R.string.library_about_url_source),
+      getString(R.string.library_about_url_privacy),
+      getString(R.string.library_about_url_fork),
+      getString(R.string.library_about_url_license),
+      getString(R.string.library_about_url_disclaimer)
+    )
+
+    MaterialAlertDialogBuilder(this)
+      .setTitle(R.string.library_about_title)
+      .setMessage(R.string.library_about_message)
+      .setItems(labels) { _, which ->
+        openExternalLink(urls[which])
+      }
+      .setNegativeButton(android.R.string.cancel, null)
+      .show()
+  }
+
+  private fun openExternalLink(url: String) {
+    val intent = Intent(Intent.ACTION_VIEW, Uri.parse(url)).apply {
+      addCategory(Intent.CATEGORY_BROWSABLE)
+    }
+    try {
+      startActivity(intent)
+    } catch (_: Exception) {
+      Toast.makeText(this, getString(R.string.library_about_open_failed), Toast.LENGTH_SHORT).show()
+    }
+  }
 }
 

android/app/src/main/res/layout/activity_game_library.xml

@@ -39,19 +39,29 @@
           android:orientation="vertical"
           android:padding="24dp">
 
-          <TextView
-            android:layout_width="wrap_content"
+          <LinearLayout
+            android:layout_width="match_parent"
             android:layout_height="wrap_content"
-            android:text="@string/library_title"
-            android:textAppearance="@style/TextAppearance.Material3.HeadlineMedium" />
+            android:gravity="center_vertical"
+            android:orientation="horizontal">
 
-          <TextView
-            android:layout_width="wrap_content"
-            android:layout_height="wrap_content"
-            android:layout_marginTop="6dp"
-            android:text="@string/library_subtitle"
-            android:textAppearance="@style/TextAppearance.Material3.BodyMedium"
-            android:textColor="@color/xemu_text_muted" />
+            <TextView
+              android:layout_width="0dp"
+              android:layout_height="wrap_content"
+              android:layout_weight="1"
+              android:text="@string/library_title"
+              android:textAppearance="@style/TextAppearance.Material3.HeadlineMedium" />
+
+            <ImageButton
+              android:id="@+id/btn_library_about"
+              android:layout_width="40dp"
+              android:layout_height="40dp"
+              android:background="?attr/selectableItemBackgroundBorderless"
+              android:contentDescription="@string/library_about_button_desc"
+              android:padding="6dp"
+              android:src="@android:drawable/ic_dialog_info"
+              android:tint="@color/xemu_green" />
+          </LinearLayout>
 
           <TextView
             android:id="@+id/library_folder_text"

android/app/src/main/res/values/strings.xml

@@ -28,7 +28,6 @@
   <string name="setup_disc_value">Games Folder: %1$s</string>
 
   <string name="library_title">Game Library</string>
-  <string name="library_subtitle">Pick a game to launch in xemu.</string>
   <string name="library_change_folder">Change Folder</string>
   <string name="library_view_list">List</string>
   <string name="library_view_cover_grid">Cover Grid</string>
@@ -40,4 +39,18 @@
   <string name="library_game_size">Size: %1$s</string>
   <string name="library_game_path">Path: %1$s</string>
   <string name="library_open_game">Open</string>
+  <string name="library_about_button_desc">About X1 BOX</string>
+  <string name="library_about_title">About X1 BOX</string>
+  <string name="library_about_message">X1 BOX is a community project based on xemu. Select a link below:</string>
+  <string name="library_about_open_failed">Unable to open link.</string>
+  <string name="library_about_link_source">Source Code (X1 BOX)</string>
+  <string name="library_about_link_privacy">Privacy Policy</string>
+  <string name="library_about_link_fork">Forked From (xemu)</string>
+  <string name="library_about_link_license">License (LICENSE)</string>
+  <string name="library_about_link_disclaimer">License Disclaimer (COPYING)</string>
+  <string name="library_about_url_source" translatable="false">https://github.com/izzy2lost/xemu</string>
+  <string name="library_about_url_privacy" translatable="false">https://www.izzy2lost.com/x1box-privacy</string>
+  <string name="library_about_url_fork" translatable="false">https://github.com/xemu-project/xemu</string>
+  <string name="library_about_url_license" translatable="false">https://github.com/izzy2lost/xemu/blob/master/LICENSE</string>
+  <string name="library_about_url_disclaimer" translatable="false">https://github.com/izzy2lost/xemu/blob/master/COPYING</string>
 </resources>