Move to vector icon also on pre-26

app/src/main/AndroidManifest.xml

@@ -18,7 +18,7 @@
         android:extractNativeLibs="true"
         android:allowBackup="true"
         android:fullBackupContent="@xml/backupscheme"
-        android:icon="@mipmap/ic_launcher"
+        android:icon="@drawable/ic_launcher"
         android:banner="@drawable/banner"
         android:label="@string/application_name"
         android:theme="@style/Theme.Termux"

app/src/main/java/com/termux/filepicker/TermuxDocumentsProvider.java

@@ -75,7 +75,7 @@ public class TermuxDocumentsProvider extends DocumentsProvider {
         row.add(Root.COLUMN_TITLE, applicationName);
         row.add(Root.COLUMN_MIME_TYPES, ALL_MIME_TYPES);
         row.add(Root.COLUMN_AVAILABLE_BYTES, BASE_DIR.getFreeSpace());
-        row.add(Root.COLUMN_ICON, R.mipmap.ic_launcher);
+        row.add(Root.COLUMN_ICON, R.drawable.ic_launcher);
         return result;
     }
 
@@ -236,7 +236,7 @@ public class TermuxDocumentsProvider extends DocumentsProvider {
         row.add(Document.COLUMN_MIME_TYPE, mimeType);
         row.add(Document.COLUMN_LAST_MODIFIED, file.lastModified());
         row.add(Document.COLUMN_FLAGS, flags);
-        row.add(Document.COLUMN_ICON, R.mipmap.ic_launcher);
+        row.add(Document.COLUMN_ICON, R.drawable.ic_launcher);
     }
 
 }

app/src/main/res/drawable/ic_launcher.xml

@@ -0,0 +1,31 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:height="108dp"
+    android:width="108dp"
+    android:viewportWidth="108"
+    android:viewportHeight="108">
+
+    <path
+        android:fillColor="#FF000000"
+        android:pathData="M18,54
+                          A36,36 0 1,1 90,54
+                          A36,36 0 1,1 18,54 Z" />
+
+    <path
+        android:fillColor="#FFFFFFFF"
+        android:pathData="M36,38
+                          h6
+                          l12,16
+                          l-12,16
+                          h-6
+                          l12,-16
+                          "
+        />
+    <path
+        android:fillColor="#FFFFFFFF"
+        android:pathData="M54,66
+                          h18
+                          v4
+                          h-18
+                          "
+        />
+</vector>