securesmartcam / app / src / main / java / org / witness / obscuracam / MainActivity.java @ 41590feb
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package org.witness.obscuracam; |
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import android.Manifest; |
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import android.app.AlertDialog; |
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import android.content.ClipData; |
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import android.content.Intent; |
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import android.content.pm.PackageManager; |
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import android.content.pm.ResolveInfo; |
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import android.content.res.Configuration; |
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import android.net.Uri; |
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import android.os.Build; |
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import android.os.Bundle; |
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import android.provider.MediaStore; |
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import android.support.v4.app.ActivityCompat; |
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import android.support.v4.content.ContextCompat; |
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import android.support.v4.content.FileProvider; |
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import android.support.v7.app.AppCompatActivity; |
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import android.support.v7.widget.LinearLayoutManager; |
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import android.support.v7.widget.RecyclerView; |
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import android.support.v7.widget.Toolbar; |
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import android.view.Menu; |
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import android.view.MenuItem; |
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import android.view.View; |
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import android.widget.Button; |
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import org.witness.obscuracam.ui.AlbumLayoutManager; |
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import org.witness.obscuracam.ui.AlbumsActivity; |
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import org.witness.obscuracam.ui.ImageEditor; |
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import org.witness.obscuracam.ui.adapters.AskForPermissionAdapter; |
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import org.witness.obscuracam.ui.adapters.GalleryCursorRecyclerViewAdapter; |
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import org.witness.obscuracam.video.VideoEditor; |
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import org.witness.sscphase1.R; |
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import java.io.File; |
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import java.io.IOException; |
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import java.util.List; |
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public class MainActivity extends AppCompatActivity implements GalleryCursorRecyclerViewAdapter.GalleryCursorRecyclerViewAdapterListener { |
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public final static String TAG = "SSC"; |
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private static final int READ_EXTERNAL_STORAGE_PERMISSION_REQUEST = 1; |
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private static final int CAPTURE_IMAGE_REQUEST = 2; |
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private static final int SELECT_FROM_ALBUMS_REQUEST = 3; |
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private static final String CAMERA_CAPTURE_DIRNAME = "camera"; |
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private static final String CAMERA_CAPTURE_FILENAME = "cameracapture"; |
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final static int CAMERA_RESULT = 0; |
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final static int GALLERY_RESULT = 1; |
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final static int IMAGE_EDITOR = 2; |
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final static int VIDEO_EDITOR = 3; |
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final static int ABOUT = 0; |
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private RecyclerView recyclerViewPhotos;
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private View layoutGalleryInfo; |
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private AlbumLayoutManager layoutManagerPhotos;
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@Override
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protected void onDestroy() |
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{ |
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super.onDestroy();
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deleteTmpFile(); |
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} |
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@Override
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public void onCreate(Bundle savedInstanceState) { |
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super.onCreate(savedInstanceState);
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setContentView(R.layout.activity_main); |
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Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar); |
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setSupportActionBar(toolbar); |
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deleteTmpFile(); |
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layoutGalleryInfo = findViewById(R.id.gallery_info); |
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Button btnOk = (Button) layoutGalleryInfo.findViewById(R.id.btnGalleryInfoOk); |
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btnOk.setOnClickListener(new View.OnClickListener() { |
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@Override
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public void onClick(View view) { |
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//TODO App.getInstance().getSettings().setSkipGalleryInfo(true);
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layoutGalleryInfo.setVisibility(View.GONE);
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} |
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}); |
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layoutGalleryInfo.setVisibility(View.GONE);
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recyclerViewPhotos = (RecyclerView) findViewById(R.id.recycler_view_albums); |
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int colWidth = getResources().getDimensionPixelSize(R.dimen.photo_column_size);
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layoutManagerPhotos = new AlbumLayoutManager(this, colWidth); |
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recyclerViewPhotos.setLayoutManager(layoutManagerPhotos); |
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setCurrentMode(); |
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} |
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@Override
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protected void onResume() { |
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super.onResume();
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} |
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private void setLayout() { |
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setContentView(R.layout.activity_main); |
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recyclerViewPhotos = (RecyclerView) findViewById(R.id.recycler_view_albums); |
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} |
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/* protected void onActivityResult(int requestCode, int resultCode, Intent intent) {
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if (resultCode == RESULT_OK)
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{
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setContentView(R.layout.mainloading);
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if (requestCode == GALLERY_RESULT)
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{
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if (intent != null)
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{
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Uri uriGalleryFile = intent.getData();
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try
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{
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if (uriGalleryFile != null)
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{
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Cursor cursor = managedQuery(uriGalleryFile, null,
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null, null, null);
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cursor.moveToNext();
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// Retrieve the path and the mime type
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String path = cursor.getString(cursor
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.getColumnIndex(MediaStore.MediaColumns.DATA));
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String mimeType = cursor.getString(cursor
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.getColumnIndex(MediaStore.MediaColumns.MIME_TYPE));
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if (mimeType == null || mimeType.startsWith("image"))
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{
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Intent passingIntent = new Intent(this,ImageEditor.class);
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passingIntent.setData(uriGalleryFile);
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startActivityForResult(passingIntent,IMAGE_EDITOR);
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}
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else if (mimeType.startsWith("video"))
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{
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Intent passingIntent = new Intent(this,VideoEditor.class);
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passingIntent.setData(uriGalleryFile);
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startActivityForResult(passingIntent,VIDEO_EDITOR);
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}
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}
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else
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{
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Toast.makeText(this, "Unable to load media.", Toast.LENGTH_LONG).show();
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}
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}
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catch (Exception e)
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{
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Toast.makeText(this, "Unable to load media.", Toast.LENGTH_LONG).show();
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Log.e(TAG, "error loading media: " + e.getMessage(), e);
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}
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}
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else
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{
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Toast.makeText(this, "Unable to load photo.", Toast.LENGTH_LONG).show();
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}
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}
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else if (requestCode == CAMERA_RESULT)
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{
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//Uri uriCameraImage = intent.getData();
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if (uriCameraImage != null)
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{
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Intent passingIntent = new Intent(this,ImageEditor.class);
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passingIntent.setData(uriCameraImage);
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startActivityForResult(passingIntent,IMAGE_EDITOR);
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}
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else
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{
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takePictureButton.setVisibility(View.VISIBLE);
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choosePictureButton.setVisibility(View.VISIBLE);
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}
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}
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}
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else
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setLayout();
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} */
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/*
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* Display the about screen
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*/
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private void displayAbout() { |
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StringBuffer msg = new StringBuffer(); |
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msg.append(getString(R.string.app_name)); |
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String versNum = ""; |
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try {
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String pkg = getPackageName();
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versNum = getPackageManager().getPackageInfo(pkg, 0).versionName;
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} catch (Exception e) { |
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versNum = "";
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} |
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msg.append(" v" + versNum);
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msg.append('\n');
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msg.append('\n');
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msg.append(getString(R.string.about)); |
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msg.append('\n');
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msg.append('\n');
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msg.append(getString(R.string.about2)); |
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msg.append('\n');
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msg.append('\n');
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msg.append(getString(R.string.about3)); |
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showDialog(msg.toString()); |
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} |
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private void showDialog (String msg) |
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{ |
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new AlertDialog.Builder(this) |
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.setTitle(getString(R.string.app_name)) |
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.setMessage(msg) |
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.create().show(); |
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} |
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@Override
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public boolean onCreateOptionsMenu(Menu menu) { |
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String aboutString = "About ObscuraCam"; |
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MenuItem aboutMenuItem = menu.add(Menu.NONE, ABOUT, Menu.NONE, aboutString); |
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aboutMenuItem.setIcon(R.drawable.ic_menu_about); |
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return true; |
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} |
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public boolean onOptionsItemSelected(MenuItem item) { |
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switch (item.getItemId()) {
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case ABOUT:
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displayAbout(); |
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return true; |
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default:
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return false; |
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} |
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} |
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/*
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* Handling screen configuration changes ourselves,
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* we don't want the activity to restart on rotation
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*/
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@Override
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public void onConfigurationChanged(Configuration conf) |
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{ |
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super.onConfigurationChanged(conf);
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// Reset the layout to use the landscape config
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setLayout(); |
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} |
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private void setCurrentMode() { |
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int permissionCheck = ContextCompat.checkSelfPermission(this, |
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Manifest.permission.READ_EXTERNAL_STORAGE);
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if (Build.VERSION.SDK_INT <= 18) |
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permissionCheck = PackageManager.PERMISSION_GRANTED; // For old devices we ask in the manifest!
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if (permissionCheck != PackageManager.PERMISSION_GRANTED) {
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AskForPermissionAdapter adapter = new AskForPermissionAdapter(this); |
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recyclerViewPhotos.setLayoutManager(new LinearLayoutManager(this, LinearLayoutManager.VERTICAL, false)); |
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recyclerViewPhotos.setAdapter(adapter); |
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} else {
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applyCurrentMode(); |
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} |
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} |
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public void askForReadExternalStoragePermission() { |
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ActivityCompat.requestPermissions(this, new String[]{ |
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Manifest.permission.READ_EXTERNAL_STORAGE,
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Manifest.permission.WRITE_EXTERNAL_STORAGE
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}, |
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READ_EXTERNAL_STORAGE_PERMISSION_REQUEST); |
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} |
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@Override
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public void onRequestPermissionsResult(int requestCode, String permissions[], int[] grantResults) { |
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switch (requestCode) {
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case READ_EXTERNAL_STORAGE_PERMISSION_REQUEST: {
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// If request is cancelled, the result arrays are empty.
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if (grantResults.length > 1 |
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&& grantResults[0] == PackageManager.PERMISSION_GRANTED
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&& grantResults[1] == PackageManager.PERMISSION_GRANTED) {
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applyCurrentMode(); |
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} |
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} |
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break;
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} |
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} |
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private void applyCurrentMode() { |
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//TODO layoutGalleryInfo.setVisibility(App.getInstance().getSettings().skipGalleryInfo() ? View.GONE : View.VISIBLE);
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setPhotosAdapter(null, true, true); |
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} |
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private void setPhotosAdapter(String album, boolean showCamera, boolean showAlbums) { |
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recyclerViewPhotos.setLayoutManager(layoutManagerPhotos); |
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GalleryCursorRecyclerViewAdapter adapter = new GalleryCursorRecyclerViewAdapter(this, album, showCamera, showAlbums); |
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adapter.setListener(this);
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int colWidth = getResources().getDimensionPixelSize(R.dimen.photo_column_size);
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layoutManagerPhotos.setColumnWidth(colWidth); |
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recyclerViewPhotos.setAdapter(adapter); |
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} |
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@Override
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public void onPhotoSelected(String photo, View thumbView) { |
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final Uri uri = Uri.parse(photo);
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if (uri != null) { |
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try {
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Intent passingIntent = new Intent(this, ImageEditor.class); |
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passingIntent.setData(uri); |
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startActivityForResult(passingIntent, IMAGE_EDITOR); |
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} catch (Exception e) { |
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e.printStackTrace(); |
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} |
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} |
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} |
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@Override
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public void onVideoSelected(String photo, View thumbView) { |
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final Uri uri = Uri.parse(photo);
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if (uri != null) { |
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try {
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Intent passingIntent = new Intent(this, VideoEditor.class); |
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passingIntent.setData(uri); |
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startActivityForResult(passingIntent, VIDEO_EDITOR); |
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} catch (Exception e) { |
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e.printStackTrace(); |
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} |
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} |
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} |
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@Override
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public void onCameraSelected() { |
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takePicture(); |
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} |
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@Override
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public void onAlbumsSelected() { |
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Intent intentAlbums = new Intent(this, AlbumsActivity.class); |
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startActivityForResult(intentAlbums, SELECT_FROM_ALBUMS_REQUEST); |
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} |
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private void takePicture() { |
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Intent takePictureIntent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
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if (takePictureIntent.resolveActivity(getPackageManager()) != null) { |
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try {
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File storageDir = new File(getCacheDir(), CAMERA_CAPTURE_DIRNAME); |
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if (!storageDir.exists()) {
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storageDir.mkdir(); |
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} |
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File image = new File(storageDir, CAMERA_CAPTURE_FILENAME); |
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if (image.exists()) {
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image.delete(); |
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} |
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image.createNewFile(); |
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Uri photoURI = FileProvider.getUriForFile(this,
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"org.witness.securesmartcam.camera_capture",
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image); |
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takePictureIntent.putExtra(MediaStore.EXTRA_OUTPUT, photoURI); |
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// Need to grant uri permissions, see here:
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// http://stackoverflow.com/questions/33650632/fileprovider-not-working-with-camera
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if (Build.VERSION.SDK_INT>=Build.VERSION_CODES.LOLLIPOP) {
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takePictureIntent.addFlags(Intent.FLAG_GRANT_WRITE_URI_PERMISSION); |
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} |
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else if (Build.VERSION.SDK_INT>=Build.VERSION_CODES.JELLY_BEAN) { |
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ClipData clip= |
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ClipData.newUri(getContentResolver(), "A photo", photoURI);
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takePictureIntent.setClipData(clip); |
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takePictureIntent.addFlags(Intent.FLAG_GRANT_WRITE_URI_PERMISSION); |
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} |
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else {
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List<ResolveInfo> resInfoList=
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getPackageManager() |
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.queryIntentActivities(takePictureIntent, PackageManager.MATCH_DEFAULT_ONLY); |
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for (ResolveInfo resolveInfo : resInfoList) {
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String packageName = resolveInfo.activityInfo.packageName;
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grantUriPermission(packageName, photoURI, |
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Intent.FLAG_GRANT_WRITE_URI_PERMISSION); |
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} |
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} |
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startActivityForResult(takePictureIntent, CAPTURE_IMAGE_REQUEST); |
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} catch (IOException ignored) { |
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} |
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} |
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} |
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@Override
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protected void onActivityResult(int requestCode, int resultCode, Intent data) { |
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if (requestCode == CAPTURE_IMAGE_REQUEST && resultCode == RESULT_OK) {
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try {
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File storageDir = new File(getCacheDir(), CAMERA_CAPTURE_DIRNAME); |
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File image = new File(storageDir, CAMERA_CAPTURE_FILENAME); |
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if (image.exists()) {
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onPhotoSelected(image.getAbsolutePath(), null);
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//TODO image.delete();
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} |
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} catch (Exception ignored) { |
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} |
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} else if (requestCode == SELECT_FROM_ALBUMS_REQUEST) { |
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if (resultCode == RESULT_OK && data != null && data.hasExtra("uri")) { |
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boolean isVideo = data.getBooleanExtra("video", false); |
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if (isVideo) {
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onVideoSelected(data.getStringExtra("uri"), null); |
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} else {
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onPhotoSelected(data.getStringExtra("uri"), null); |
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} |
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} |
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} |
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} |
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private void deleteTmpFile () |
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{ |
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try {
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File storageDir = new File(getCacheDir(), CAMERA_CAPTURE_DIRNAME); |
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if (!storageDir.exists()) {
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storageDir.mkdir(); |
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} |
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File image = new File(storageDir, CAMERA_CAPTURE_FILENAME); |
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if (image.exists()) {
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image.delete(); |
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} |
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} catch (Exception ignored) {} |
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} |
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} |