Exemplo n.º 1
0
 public void updateActionBarTitle() {
   actionBar.setTitle(
       getString(
           R.string.image_index,
           pagerFragment.getViewPager().getCurrentItem() + 1,
           pagerFragment.getPaths().size()));
 }
Exemplo n.º 2
0
  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    setContentView(R.layout.activity_photo_pager);

    int currentItem = getIntent().getIntExtra(EXTRA_CURRENT_ITEM, 0);
    List<String> paths = getIntent().getStringArrayListExtra(EXTRA_PHOTOS);

    pagerFragment =
        (ImagePagerFragment) getSupportFragmentManager().findFragmentById(R.id.photoPagerFragment);
    pagerFragment.setPhotos(paths, currentItem);

    Toolbar mToolbar = (Toolbar) findViewById(R.id.toolbar);
    setSupportActionBar(mToolbar);

    actionBar = getSupportActionBar();

    actionBar.setDisplayHomeAsUpEnabled(true);
    updateActionBarTitle();

    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
      actionBar.setElevation(25);
    }

    pagerFragment
        .getViewPager()
        .addOnPageChangeListener(
            new ViewPager.OnPageChangeListener() {
              @Override
              public void onPageScrolled(
                  int position, float positionOffset, int positionOffsetPixels) {
                updateActionBarTitle();
              }

              @Override
              public void onPageSelected(int i) {}

              @Override
              public void onPageScrollStateChanged(int i) {}
            });
  }
Exemplo n.º 3
0
  @Override
  public boolean onOptionsItemSelected(MenuItem item) {

    if (item.getItemId() == android.R.id.home) {
      onBackPressed();
      return true;
    }

    if (item.getItemId() == R.id.delete) {
      final int index = pagerFragment.getCurrentItem();

      final String deletedPath = pagerFragment.getPaths().get(index);

      // Snackbar snackbar = Snackbar.make(pagerFragment.getView(), R.string.deleted_a_photo,
      //    Snackbar.LENGTH_LONG);

      if (pagerFragment.getPaths().size() <= 1) {

        // show confirm dialog
        new AlertDialog.Builder(this)
            .setTitle(R.string.confirm_to_delete)
            .setPositiveButton(
                R.string.yes,
                new DialogInterface.OnClickListener() {
                  @Override
                  public void onClick(DialogInterface dialogInterface, int i) {
                    dialogInterface.dismiss();
                    setResult(RESULT_OK);
                    finish();
                  }
                })
            .setNegativeButton(
                R.string.cancel,
                new DialogInterface.OnClickListener() {
                  @Override
                  public void onClick(DialogInterface dialogInterface, int i) {
                    dialogInterface.dismiss();
                  }
                })
            .show();

      } else {
        Toast.makeText(this, R.string.deleted_a_photo, Toast.LENGTH_SHORT).show();
        // snackbar.show();

        pagerFragment.getPaths().remove(index);
        // pagerFragment.getViewPager().removeViewAt(index);
        pagerFragment.getViewPager().getAdapter().notifyDataSetChanged();
      }

      //      snackbar.setAction(R.string.undo, new View.OnClickListener() {
      //        @Override public void onClick(View view) {
      //          if (pagerFragment.getPaths().size() > 0) {
      //            pagerFragment.getPaths().add(index, deletedPath);
      //          } else {
      //            pagerFragment.getPaths().add(deletedPath);
      //          }
      //          pagerFragment.getViewPager().getAdapter().notifyDataSetChanged();
      //          pagerFragment.getViewPager().setCurrentItem(index, true);
      //        }
      //      });

      return true;
    }

    return super.onOptionsItemSelected(item);
  }