/*
- * Copyright © 2018 Soren Stoutner <soren@stoutner.com>.
+ * Copyright © 2018-2019 Soren Stoutner <soren@stoutner.com>.
*
* This file is part of Privacy Browser <https://www.stoutner.com/privacy-browser>.
*
import android.app.AlertDialog;
import android.app.Dialog;
-import android.app.DialogFragment;
+import android.content.SharedPreferences;
import android.os.Bundle;
+import android.preference.PreferenceManager;
+import android.view.WindowManager;
+
+import androidx.annotation.NonNull;
+import androidx.fragment.app.DialogFragment;
import com.stoutner.privacybrowser.R;
-import com.stoutner.privacybrowser.activities.MainWebViewActivity;
public class AboutViewSourceDialog extends DialogFragment {
@Override
+ @NonNull
public Dialog onCreateDialog(Bundle savedInstanceState) {
+ // Get a handle for the shared preferences.
+ SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(getContext());
+
+ // Get the screenshot and theme preferences.
+ boolean allowScreenshots = sharedPreferences.getBoolean("allow_screenshots", false);
+ boolean darkTheme = sharedPreferences.getBoolean("dark_theme", false);
+
// Use a builder to create the alert dialog.
AlertDialog.Builder dialogBuilder;
// Set the style and the icon according to the theme.
- if (MainWebViewActivity.darkTheme) {
+ if (darkTheme) {
dialogBuilder = new AlertDialog.Builder(getActivity(), R.style.PrivacyBrowserAlertDialogDark);
dialogBuilder.setIcon(R.drawable.about_dark);
} else {
// Set the text.
dialogBuilder.setMessage(R.string.about_view_source_message);
- // `onCreateDialog` requires the return of an `AlertDialog`.
- return dialogBuilder.create();
+ // Create an alert dialog from the alert dialog builder.
+ AlertDialog alertDialog = dialogBuilder.create();
+
+ // Disable screenshots if not allowed.
+ if (!allowScreenshots) {
+ // Remove the warning below that `getWindow()` might be null.
+ assert alertDialog.getWindow() != null;
+
+ // Disable screenshots.
+ alertDialog.getWindow().addFlags(WindowManager.LayoutParams.FLAG_SECURE);
+ }
+
+ // Return the alert dialog.
+ return alertDialog;
}
}