Create an Intent with an action to invoke the camera app

Store the treasures photo path and the tobe taken photos path in fields
Store the grid list adapter in a field so that we can use it later

AndroidBootcamp/src/main/java/com/thoughtworks/androidbootcamp/controller/fragment/TreasureListFragment.java

@@ -3,7 +3,12 @@
 
 
 import android.app.Fragment;
+import android.content.Intent;
+import android.net.Uri;
 import android.os.Bundle;
+import android.os.Environment;
+import android.provider.MediaStore;
+import android.util.Log;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
@@ -12,17 +17,29 @@
 
 import com.thoughtworks.androidbootcamp.R;
 import com.thoughtworks.androidbootcamp.controller.adapter.TreasureListAdapter;
+import com.thoughtworks.androidbootcamp.util.FileUtils;
 import com.thoughtworks.androidbootcamp.util.TreasureLoader;
 
+import java.io.File;
+import java.io.IOException;
+
 
 /**
  * A simple {@link android.support.v4.app.Fragment} subclass.
  *
  */
 public class TreasureListFragment extends Fragment {
 
+ private static final String TAG = "TreasureListFragment";
+ private static final int CAPTURE_IMAGE_ACTIVITY_REQUEST_CODE = 100;
+
  TreasureLoader treasureLoader;
 
+ private String mCurrentPhotoPath;
+ private String mSelectedTreasurePath;
+
+ private TreasureListAdapter mTreasureListAdapter;
+
  public TreasureListFragment() {
  // Required empty public constructor
  }
@@ -45,14 +62,41 @@ public View onCreateView(LayoutInflater inflater, ViewGroup container,
  public void onViewCreated(View view, Bundle savedInstanceState) {
  super.onViewCreated(view, savedInstanceState);
  GridView gridView = (GridView) view.findViewById(R.id.treasure_list);
- gridView.setAdapter(new TreasureListAdapter(getActivity(), treasureLoader.getSampleImagePaths()));
+ mTreasureListAdapter = new TreasureListAdapter(getActivity(), treasureLoader.getSampleImagePaths());
+ gridView.setAdapter(mTreasureListAdapter);
 
  gridView.setOnItemClickListener(new AdapterView.OnItemClickListener() {
  @Override
  public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
-
+ mSelectedTreasurePath = (String) mTreasureListAdapter.getItem(position);
+ takePhoto();
  }
  });
 
  }
+
+ public void takePhoto() {
+ // Create a new intent for taking a photo
+ Intent intent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
+
+ // Create the File where the photo should go
+ try {
+ File photoFile = FileUtils.getExternalPublicFile(Environment.DIRECTORY_PICTURES,
+ getString(R.string.app_name));
+
+ // store the path so we know where it is later
+ mCurrentPhotoPath = "file:" + photoFile.getAbsolutePath();
+
+ // tell camera app when to put the photo
+ intent.putExtra(MediaStore.EXTRA_OUTPUT, Uri.fromFile(photoFile));
+
+ if(intent.resolveActivity(getActivity().getPackageManager()) != null) {
+ // ask to use the camera
+ startActivityForResult(intent, CAPTURE_IMAGE_ACTIVITY_REQUEST_CODE);
+ }
+
+ } catch (IOException ex) {
+ Log.e(TAG, "Error opening file", ex);
+ }
+ }
 }