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MusicTherapyF.java

+package com.example.smartpillow;
+
+import androidx.appcompat.app.AppCompatActivity;
+
+import android.Manifest;
+import android.content.ContentProviderClient;
+import android.content.Intent;
+import android.os.Bundle;
+import android.os.Environment;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.AdapterView;
+import android.widget.ArrayAdapter;
+import android.widget.BaseAdapter;
+import android.widget.Button;
+import android.widget.ListView;
+import android.widget.TextView;
+import android.widget.Toast;
+
+import com.karumi.dexter.Dexter;
+import com.karumi.dexter.PermissionToken;
+import com.karumi.dexter.listener.PermissionDeniedResponse;
+import com.karumi.dexter.listener.PermissionGrantedResponse;
+import com.karumi.dexter.listener.PermissionRequest;
+import com.karumi.dexter.listener.single.PermissionListener;
+
+import java.io.File;
+import java.util.ArrayList;
+import java.util.Enumeration;
+
+public class MusicTherapyF extends AppCompatActivity {
+
+    ListView listView;
+    String[] items;
+    Button webView;
+
+
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_music_therapy_f);
+
+        listView = findViewById(R.id.listViewSong);
+        webView = findViewById(R.id.youtubelog);
+
+        webView.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View view) {
+                Intent intent = new Intent(MusicTherapyF.this, MusicTherapyT.class);
+                startActivity(intent);
+            }
+        });
+
+        runTimePermission();
+    }
+
+    public void runTimePermission()
+    {
+        Dexter.withContext(this).withPermission(Manifest.permission.READ_EXTERNAL_STORAGE)
+                .withListener(new PermissionListener() {
+                    @Override
+                    public void onPermissionGranted(PermissionGrantedResponse permissionGrantedResponse) {
+                        displaySongs();
+
+                    }
+
+                    @Override
+                    public void onPermissionDenied(PermissionDeniedResponse permissionDeniedResponse) {
+
+                    }
+
+                    @Override
+                    public void onPermissionRationaleShouldBeShown(PermissionRequest permissionRequest, PermissionToken permissionToken) {
+                        permissionToken.continuePermissionRequest();
+                    }
+                }).check();
+    }
+
+    public ArrayList<File> findSong (File file)
+    {
+        ArrayList<File> arrayList = new ArrayList<>();
+
+        File[] files = file.listFiles();
+        if (files != null) {
+            for (File singlefile : files) {
+                if (singlefile.isDirectory() && !singlefile.isHidden()) {
+                    arrayList.addAll(findSong(singlefile));
+                } else {
+                    if (singlefile.getName().endsWith(".mp3") || singlefile.getName().endsWith(".wav")) {
+                        arrayList.add(singlefile);
+                    }
+                }
+            }
+        }
+        return  arrayList;
+    }
+
+    void displaySongs()
+    {
+
+        final ArrayList<File> mySongs = findSong(Environment.getExternalStorageDirectory());
+
+        items = new String[mySongs.size()];
+
+        for (int i = 0; i< mySongs.size(); i++)
+        {
+            items[i] = mySongs.get(i).getName().toString().replace(".mp3", "").replace(".wav","");
+        }
+        /*ArrayAdapter<String> myAdapter = new ArrayAdapter<String>(this, android.R.layout.simple_list_item_1, items);
+        listView.setAdapter(myAdapter);*/
+
+        customAdapter customAdapter = new customAdapter();
+        listView.setAdapter(customAdapter);
+
+        listView.setOnItemClickListener(new AdapterView.OnItemClickListener() {
+            @Override
+            public void onItemClick(AdapterView<?> adapterView, View view, int i, long l) {
+                String songName = (String) listView.getItemAtPosition(i);
+                startActivity(new Intent(getApplicationContext(), MusicTherapyS.class)
+                        .putExtra("songs", mySongs)
+                        .putExtra("songname", songName)
+                        .putExtra("pos", i));
+                }
+        });
+    }
+
+    class customAdapter extends BaseAdapter
+    {
+
+        @Override
+        public int getCount() {
+            return items.length;
+        }
+
+        @Override
+        public Object getItem(int i) {
+            return null;
+        }
+
+        @Override
+        public long getItemId(int i) {
+            return 0;
+        }
+
+        @Override
+        public View getView(int i, View view, ViewGroup viewGroup) {
+
+            View myView = getLayoutInflater().inflate(R.layout.list_item,null);
+            TextView textSong = myView.findViewById(R.id.txtsongname);
+            textSong.setSelected(true);
+            textSong.setText(items[i]);
+
+            return myView;
+        }
+    }
+
+    @Override
+    public void onBackPressed() {
+        Intent intent = new Intent(MusicTherapyF.this, MainMenu.class);
+        startActivity(intent);
+        finish();
+    }
+}
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