WIP

app/src/main/java/com/example/childguard/GenerateQrFragment.java

@@ -1,12 +1,17 @@
 package com.example.childguard;
 
+import android.graphics.Bitmap;
+import android.graphics.drawable.BitmapDrawable;
 import android.os.Bundle;
 
 import androidx.fragment.app.Fragment;
+import androidx.print.PrintHelper;
 
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
+import android.widget.ImageView;
+import android.widget.Toast;
 
 /**
  * A simple {@link Fragment} subclass.
@@ -18,9 +23,10 @@ public class GenerateQrFragment extends Fragment {
     public GenerateQrFragment() {
         // Required empty public constructor
     }
-    public static GenerateQrFragment newInstance() {
+    public static GenerateQrFragment newInstance(String key) {
         GenerateQrFragment fragment = new GenerateQrFragment();
         Bundle args = new Bundle();
+        args.putString("key", key);
         fragment.setArguments(args);
         return fragment;
     }
@@ -40,7 +46,24 @@ public class GenerateQrFragment extends Fragment {
     @Override
     public void onViewCreated(View view, Bundle savedInstanceState) {
 
+        QrUtils qrUtils = new QrUtils();
 
+        assert getArguments() != null;
+        Bitmap result = qrUtils.setContext(getContext()).getBitmap(getArguments().getString("key"));
 
+        ImageView imageView = view.findViewById(R.id.result_bitmap_image_view);
+        imageView.setImageBitmap(result);
+
+        view.findViewById(R.id.button_print).setOnClickListener( v -> {
+            PrintHelper photoPrinter = new PrintHelper(requireContext());
+            photoPrinter.setScaleMode(PrintHelper.SCALE_MODE_FIT);
+            photoPrinter.printBitmap("placeholder", result, () -> {
+                Toast.makeText(getContext(), "印刷完了", Toast.LENGTH_SHORT).show();
+            });
+        });
+
+        view.findViewById(R.id.button_cancel).setOnClickListener( v -> {
+            getParentFragmentManager().popBackStack();
+        });
     }
 }