Switch activities to AppCompat and adapt themes

No longer uses fullscreen, statusbar shall be visible to check connection status

Closes #57

brouter-routing-app/src/main/AndroidManifest.xml

@@ -17,12 +17,12 @@
         android:icon="@mipmap/ic_launcher"
         android:label="@string/app_name"
         android:preserveLegacyExternalStorage="true"
-        android:roundIcon="@mipmap/ic_launcher_round">
+        android:roundIcon="@mipmap/ic_launcher_round"
+        android:theme="@style/Theme.AppCompat.Light.NoActionBar">
         <activity
             android:name=".BRouterActivity"
             android:exported="true"
-            android:screenOrientation="unspecified"
+            android:screenOrientation="unspecified">
-            android:theme="@android:style/Theme.NoTitleBar.Fullscreen">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
                 <category android:name="android.intent.category.LAUNCHER" />
@@ -32,13 +32,11 @@
             android:name=".BInstallerActivity"
             android:exported="true"
             android:launchMode="singleTask"
-            android:screenOrientation="landscape"
+            android:screenOrientation="landscape" />
-            android:theme="@android:style/Theme.NoTitleBar.Fullscreen" />
         <activity
             android:name=".BImportActivity"
             android:exported="true"
-            android:label="Import Profile"
+            android:label="Import Profile">
-            android:theme="@android:style/Theme.NoTitleBar">
             <!-- some apps (bluemail) do not recognize the .brf file extension, startactivity+intent is done for attachment with text/plain -->
             <intent-filter>
                 <action android:name="android.intent.action.VIEW" />

brouter-routing-app/src/main/java/btools/routingapp/BImportActivity.java

@@ -1,6 +1,5 @@
 package btools.routingapp;
 
-import android.app.Activity;
 import android.content.Intent;
 import android.database.Cursor;
 import android.net.Uri;
@@ -12,6 +11,7 @@ import android.widget.EditText;
 import android.widget.Toast;
 
 import androidx.annotation.Nullable;
+import androidx.appcompat.app.AppCompatActivity;
 
 import java.io.BufferedReader;
 import java.io.File;
@@ -20,7 +20,7 @@ import java.io.IOException;
 import java.io.InputStream;
 import java.io.InputStreamReader;
 
-public class BImportActivity extends Activity {
+public class BImportActivity extends AppCompatActivity {
   // profile size is generally < 30 kb, so set max size to 100 kb
   private static final int MAX_PROFILE_SIZE = 100000;
   private EditText mTextFilename;

brouter-routing-app/src/main/java/btools/routingapp/BInstallerActivity.java

@@ -5,7 +5,6 @@ import static btools.routingapp.BInstallerView.MASK_DELETED_RD5;
 import static btools.routingapp.BInstallerView.MASK_INSTALLED_RD5;
 import static btools.routingapp.BInstallerView.MASK_SELECTED_RD5;
 
-import android.app.Activity;
 import android.app.AlertDialog;
 import android.app.Dialog;
 import android.content.BroadcastReceiver;
@@ -23,13 +22,15 @@ import android.view.View;
 import android.widget.Button;
 import android.widget.TextView;
 
+import androidx.appcompat.app.AppCompatActivity;
+
 import java.io.File;
 import java.util.ArrayList;
 import java.util.Locale;
 
 import btools.router.RoutingHelper;
 
-public class BInstallerActivity extends Activity {
+public class BInstallerActivity extends AppCompatActivity {
 
   public static final String DOWNLOAD_ACTION = "btools.routingapp.download";
   private static final int DIALOG_CONFIRM_DELETE_ID = 1;

brouter-routing-app/src/main/java/btools/routingapp/BRouterActivity.java

@@ -32,13 +32,13 @@ import android.util.Log;
 import android.view.KeyEvent;
 import android.widget.EditText;
 
-
+import androidx.appcompat.app.AppCompatActivity;
 import androidx.core.app.ActivityCompat;
 import androidx.core.os.EnvironmentCompat;
 
 import btools.router.OsmNodeNamed;
 
-public class BRouterActivity extends Activity implements ActivityCompat.OnRequestPermissionsResultCallback {
+public class BRouterActivity extends AppCompatActivity implements ActivityCompat.OnRequestPermissionsResultCallback {
 
   private static final int DIALOG_SELECTPROFILE_ID = 1;
   private static final int DIALOG_EXCEPTION_ID = 2;
@@ -626,6 +626,7 @@ public class BRouterActivity extends Activity implements ActivityCompat.OnReques
 
   @Override
   public void onRequestPermissionsResult(int requestCode, String[] permissions, int[] grantResults) {
+    super.onRequestPermissionsResult(requestCode, permissions, grantResults);
     if (requestCode == 0) {
       if (grantResults[0] == PackageManager.PERMISSION_GRANTED) {
         mBRouterView.startSetup(null, true);

brouter-routing-app/src/main/java/btools/routingapp/BRouterView.java

@@ -1,5 +1,21 @@
 package btools.routingapp;
 
+import android.Manifest;
+import android.content.Context;
+import android.content.pm.PackageManager;
+import android.content.res.AssetManager;
+import android.graphics.Canvas;
+import android.graphics.Color;
+import android.graphics.Paint;
+import android.os.Build;
+import android.os.Environment;
+import android.util.Log;
+import android.view.View;
+import android.widget.Toast;
+
+import androidx.core.app.ActivityCompat;
+import androidx.core.content.ContextCompat;
+
 import java.io.BufferedReader;
 import java.io.BufferedWriter;
 import java.io.File;
@@ -12,36 +28,13 @@ import java.io.IOException;
 import java.io.InputStream;
 import java.io.InputStreamReader;
 import java.io.OutputStream;
-import java.lang.reflect.Method;
 import java.util.ArrayList;
-import java.util.Arrays;
 import java.util.List;
 import java.util.Set;
-import java.util.StringTokenizer;
 import java.util.TreeMap;
 import java.util.zip.ZipEntry;
 import java.util.zip.ZipInputStream;
 
-import android.Manifest;
-import android.app.Activity;
-import android.content.Context;
-import android.content.pm.PackageManager;
-import android.content.res.AssetManager;
-import android.graphics.Canvas;
-import android.graphics.Color;
-import android.graphics.Paint;
-import android.os.Build;
-import android.os.Environment;
-import android.util.DisplayMetrics;
-import android.util.Log;
-import android.view.View;
-import android.widget.Toast;
-
-
-import androidx.core.app.ActivityCompat;
-import androidx.core.content.ContextCompat;
-
-import btools.expressions.BExpressionContextWay;
 import btools.expressions.BExpressionMetaData;
 import btools.mapaccess.OsmNode;
 import btools.router.OsmNodeNamed;
@@ -108,11 +101,6 @@ public class BRouterView extends View {
 
   public void init() {
     try {
-      DisplayMetrics metrics = new DisplayMetrics();
-      ((Activity) getContext()).getWindowManager().getDefaultDisplay().getMetrics(metrics);
-      imgw = metrics.widthPixels;
-      imgh = metrics.heightPixels;
-
       // get base dir from private file
       File baseDir = ConfigHelper.getBaseDir(getContext());
       // check if valid
@@ -703,6 +691,8 @@ public class BRouterView extends View {
 
   @Override
   protected void onSizeChanged(int w, int h, int oldw, int oldh) {
+    imgw = w;
+    imgh = h;
   }
 
   private void toast(String msg) {