From 775a3824a81d3538e4650d45189dea6a8e7ded23 Mon Sep 17 00:00:00 2001
From: Mike <mike.ph4@gmail.com>
Date: Fri, 31 Jan 2025 18:37:28 -0800
Subject: [PATCH] All Files Access

---
 res/values/strings.xml  |  3 +++
 res/xml/preferences.xml |  5 +++++
 src/PrefsAct.scala      | 30 ++++++++++++++++++++++++++++++
 3 files changed, 38 insertions(+)

diff --git a/res/values/strings.xml b/res/values/strings.xml
index 4e97d0d..8e47b9b 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -354,6 +354,9 @@
 <string name="p_mapfile_choose">Choose map file</string>
 <string name="mapfile_error">Error loading map file %s!</string>
 
+<string name="p_all_files_access_title">Grant Storage Permissions</string>
+<string name="p_all_files_access_summary">Tap to manage permissions for all files access.</string>
+
 <string name="p_themefile">Theme file name</string>
 <string name="p_themefile_summary">MapsForge rendering theme (XML)</string>
 <string name="p_themefile_choose">Choose theme file</string>
diff --git a/res/xml/preferences.xml b/res/xml/preferences.xml
index 2f2fff0..09cb466 100644
--- a/res/xml/preferences.xml
+++ b/res/xml/preferences.xml
@@ -224,6 +224,11 @@
 	    android:title="@string/p_themefile"
 	    android:summary="@string/p_themefile_summary" />
 
+	<Preference
+		android:key="all_files_access"
+		android:title="@string/p_all_files_access_title"
+		android:summary="@string/p_all_files_access_summary" />
+
     </PreferenceCategory>
 
 </PreferenceScreen>
diff --git a/src/PrefsAct.scala b/src/PrefsAct.scala
index d1ddf6c..9ff7047 100644
--- a/src/PrefsAct.scala
+++ b/src/PrefsAct.scala
@@ -12,6 +12,7 @@ import _root_.android.widget.Toast
 import java.text.SimpleDateFormat
 import java.io.{File, PrintWriter}
 import java.util.Date
+import android.provider.Settings
 
 import org.json.JSONObject
 
@@ -50,6 +51,16 @@ class PrefsAct extends PreferenceActivity {
 	override def onCreate(savedInstanceState: Bundle) {
 		super.onCreate(savedInstanceState)
 		addPreferencesFromResource(R.xml.preferences)
+        // Set the click listener for the "Manage All Files Access" preference
+        val allFilesAccessPref = findPreference("all_files_access")
+        if (allFilesAccessPref != null) {
+            allFilesAccessPref.setOnPreferenceClickListener(new Preference.OnPreferenceClickListener() {
+                def onPreferenceClick(preference: Preference) = {
+                    openAllFilesAccessSettings()  // Call the method to handle the access settings
+                    true  // Return true to indicate the click was handled
+                }
+            })
+        }		
 		fileChooserPreference("mapfile", 123456, R.string.p_mapfile_choose)
 		fileChooserPreference("themefile", 123457, R.string.p_themefile_choose)
 	}
@@ -157,4 +168,23 @@ class PrefsAct extends PreferenceActivity {
 		case _ => super.onOptionsItemSelected(mi)
 		}
 	}
+
+    def openAllFilesAccessSettings(): Unit = {
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.TIRAMISU) {
+            // For Android 13+ (API 33 and above): open All Files Access settings
+            val intent = new Intent(Settings.ACTION_MANAGE_APP_ALL_FILES_ACCESS_PERMISSION)
+            intent.setData(Uri.parse("package:" + getPackageName()))
+            startActivity(intent)
+        } else if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.R) {
+            // For Android 11 (API 30) and above but below Android 13, open App Info page directly
+            val intent = new Intent(Settings.ACTION_APPLICATION_DETAILS_SETTINGS)
+            intent.setData(Uri.parse("package:" + getPackageName()))
+            startActivity(intent)
+        } else {
+            // For older versions (Android 10 and below), open the App Info page
+            val intent = new Intent(Settings.ACTION_APPLICATION_DETAILS_SETTINGS)
+            intent.setData(Uri.parse("package:" + getPackageName()))
+            startActivity(intent)
+        }
+    }
 }