Android Open Source - Android-Media-Helper Image Uploader Fragment

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License

The source code is released under:

Apache License

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Java Source Code

/*******************************************************************************
 * Copyright 2011-2013 Sherif elKhatib/*from   w  ww .  j  av a  2s . c  om*/
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *******************************************************************************/
package mobi.sherif.example.imageuploader;

import java.io.File;

import mobi.sherif.imageuploader.MediaEngine;
import android.app.Fragment;
import android.content.Intent;
import android.net.Uri;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.ViewGroup;
import android.widget.ImageView;
import android.widget.TextView;

/**
 * @author Sherif elKhatib (sherif.elkhatib[at]gmail[dot]com)
 */
public class ImageUploaderFragment extends Fragment implements MediaEngine.MediaChooseCallback, MediaEngine.LoadingListener {
  MediaEngine uploadEngine;

  public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    uploadEngine = new MediaEngine.Builder(this, savedInstanceState).setLoadingListener(this).build();
  }

  @Override
  public void onSaveInstanceState(Bundle outState) {
    uploadEngine.onSaveInstanceState(outState);
  }

  @Override
  public void onActivityResult(int requestCode, int resultCode, Intent data) {
    if (uploadEngine.onActivityResult(requestCode, resultCode, data)) return;
    super.onActivityResult(requestCode, resultCode, data);
  }

  @Override
  public void onResult(MediaEngine engine, MediaEngine.Result result) {
    if (result.isError()) {
      if (result.isCanceled()) {
        onCanceled(engine);
      } else {
        onError(engine, result.getException());
      }
    } else {
      onChosen(engine, result.getPath(), result.isNewfile());
    }
  }

  public void onCanceled(MediaEngine engine) {
    mTextView.setText("Canceled");
  }

  public void onChosen(MediaEngine engine, String path, boolean newPicture) {
    mTextView.setText( ( newPicture ? "New" : "Existing" ) + ": " + path);
    mImageView.setImageURI(Uri.fromFile(new File(path)));
  }

  public void onError(MediaEngine engine, Exception ex) {
    mTextView.setText("Error: " + ex.getMessage());
  }

  @Override
  public void onLoadingStarted( ) {
    mProgress.setVisibility(View.VISIBLE);
  }

  @Override
  public void onLoadingDone( ) {
    mProgress.setVisibility(View.GONE);
  }

  ImageView mImageView;
  TextView mTextView;
  View mProgress;

  @Override
  public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    View v = inflater.inflate(R.layout.choose, container, false);
    mProgress = v.findViewById(R.id.progress);
    mImageView = (ImageView) v.findViewById(R.id.image);
    mTextView = (TextView) v.findViewById(R.id.textimage);
    v.findViewById(R.id.button).setOnClickListener(new OnClickListener() {
      @Override
      public void onClick(View v) {
        uploadEngine.performImageAsk(R.string.app_name, R.string.newphoto, R.string.oldphoto, R.string.choose, R.drawable.ic_launcher);
      }
    });
    return v;
  }
}

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