Add ability to copy/share whitelist

app/src/main/java/com/emanuelef/remote_capture/Utils.java

@@ -64,6 +64,7 @@ import androidx.appcompat.app.AppCompatDelegate;
 import androidx.appcompat.widget.SearchView;
 import androidx.preference.PreferenceManager;
 
+import com.emanuelef.remote_capture.interfaces.TextAdapter;
 import com.emanuelef.remote_capture.model.AppDescriptor;
 import com.emanuelef.remote_capture.model.Prefs;
 import com.emanuelef.remote_capture.views.AppsListView;
@@ -415,6 +416,19 @@ public class Utils {
         return builder.toString();
     }
 
+    public static String adapter2Text(TextAdapter adapter) {
+        StringBuilder builder = new StringBuilder();
+
+        for(int i=0; i< adapter.getCount(); i++) {
+            String text = adapter.getItemText(i);
+
+            builder.append(text);
+            builder.append("\n");
+        }
+
+        return builder.toString();
+    }
+
     public static boolean isTv(Context context) {
         UiModeManager uiModeManager = (UiModeManager) context.getSystemService(Context.UI_MODE_SERVICE);
 

app/src/main/java/com/emanuelef/remote_capture/activities/WhitelistActivity.java

@@ -19,14 +19,24 @@
 
 package com.emanuelef.remote_capture.activities;
 
+import android.content.Intent;
 import android.os.Bundle;
+import android.view.Menu;
+import android.view.MenuInflater;
+import android.view.MenuItem;
+import android.widget.ListView;
+
+import androidx.annotation.NonNull;
 
 import com.emanuelef.remote_capture.R;
+import com.emanuelef.remote_capture.Utils;
+import com.emanuelef.remote_capture.adapters.WhitelistEditAdapter;
 import com.emanuelef.remote_capture.fragments.AppsFragment;
 import com.emanuelef.remote_capture.fragments.WhitelistFragment;
 
 public class WhitelistActivity extends BaseActivity {
     private static final String TAG = "WhitelistActivity";
+    private WhitelistFragment mFragment;
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {
@@ -39,4 +49,46 @@ public class WhitelistActivity extends BaseActivity {
                 .replace(R.id.whitelist_fragment, new WhitelistFragment())
                 .commit();
     }
+
+    @Override
+    protected void onDestroy() {
+        super.onDestroy();
+        mFragment = null;
+    }
+
+    @Override
+    public boolean onCreateOptionsMenu(Menu menu) {
+        MenuInflater inflater = getMenuInflater();
+        inflater.inflate(R.menu.copy_share_menu, menu);
+
+        return super.onCreateOptionsMenu(menu);
+    }
+
+    @Override
+    public boolean onOptionsItemSelected(@NonNull MenuItem item) {
+        int id = item.getItemId();
+        ListView lv = findViewById(R.id.whitelist);
+
+        if(lv == null)
+            return false;
+
+        if(id == R.id.copy_to_clipboard) {
+            String contents = Utils.adapter2Text((WhitelistEditAdapter)lv.getAdapter());
+            Utils.copyToClipboard(this, contents);
+            return true;
+        } else if(id == R.id.share) {
+            String contents = Utils.adapter2Text((WhitelistEditAdapter)lv.getAdapter());
+
+            Intent intent = new Intent(android.content.Intent.ACTION_SEND);
+            intent.setType("text/plain");
+            intent.putExtra(android.content.Intent.EXTRA_SUBJECT, getString(R.string.whitelist));
+            intent.putExtra(android.content.Intent.EXTRA_TEXT, contents);
+
+            startActivity(Intent.createChooser(intent, getResources().getString(R.string.share)));
+
+            return true;
+        }
+
+        return super.onOptionsItemSelected(item);
+    }
 }

app/src/main/java/com/emanuelef/remote_capture/adapters/WhitelistEditAdapter.java

@@ -30,11 +30,12 @@ import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
 
 import com.emanuelef.remote_capture.R;
+import com.emanuelef.remote_capture.interfaces.TextAdapter;
 import com.emanuelef.remote_capture.model.ConnectionsMatcher;
 
 import java.util.Iterator;
 
-public class WhitelistEditAdapter extends ArrayAdapter<ConnectionsMatcher.Item> {
+public class WhitelistEditAdapter extends ArrayAdapter<ConnectionsMatcher.Item> implements TextAdapter {
     private final LayoutInflater mLayoutInflater;
 
     public WhitelistEditAdapter(Context context, Iterator<ConnectionsMatcher.Item> items) {
@@ -58,4 +59,9 @@ public class WhitelistEditAdapter extends ArrayAdapter<ConnectionsMatcher.Item>
 
         return convertView;
     }
+
+    @Override
+    public String getItemText(int pos) {
+        return getItem(pos).getLabel();
+    }
 }

app/src/main/java/com/emanuelef/remote_capture/interfaces/TextAdapter.java

@@ -0,0 +1,6 @@
+package com.emanuelef.remote_capture.interfaces;
+
+public interface TextAdapter {
+    String getItemText(int pos);
+    int getCount();
+}