Android Open Source - spring-android-samples Twitter Direct Message Activity

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License

The source code is released under:

Apache License

Java Source Code

/*
 * Copyright 2010-2014 the original author or authors.
 *//from w w  w. ja va2 s .co m
 * 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 org.springframework.android.twitterclient;

import org.springframework.social.twitter.api.Twitter;

import android.content.Context;
import android.os.AsyncTask;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.view.inputmethod.InputMethodManager;
import android.widget.Button;
import android.widget.EditText;
import android.widget.Toast;

/**
 * @author Roy Clarkson
 */
public class TwitterDirectMessageActivity extends AbstractAsyncActivity {

  protected static final String TAG = TwitterDirectMessageActivity.class.getSimpleName();

  private Twitter twitter;

  // ***************************************
  // Activity methods
  // ***************************************
  @Override
  public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.twitter_direct_message_activity_layout);
    this.twitter = getApplicationContext().getConnectionRepository().findPrimaryConnection(Twitter.class).getApi();

    // Initiate the POST request when the button is clicked
    final Button button = (Button) findViewById(R.id.button_tweet);
    button.setOnClickListener(new View.OnClickListener() {
      public void onClick(View v) {
        // hide the soft keypad
        InputMethodManager inputMethodManager = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
        EditText editText = (EditText) findViewById(R.id.edit_text_message);
        inputMethodManager.hideSoftInputFromWindow(editText.getWindowToken(), 0);
        new PostDirectMessageTask().execute();
      }
    });
  }

  // ***************************************
  // Private methods
  // ***************************************
  private void showResult(String result) {
    Toast.makeText(this, result, Toast.LENGTH_LONG).show();
  }

  // ***************************************
  // Private classes
  // ***************************************
  private class PostDirectMessageTask extends AsyncTask<Void, Void, String> {

    private String user;
    private String message;

    @Override
    protected void onPreExecute() {
      showProgressDialog("Sending message...");

      // retrieve the tweet text from the EditText field
      EditText editTextUser = (EditText) findViewById(R.id.edit_text_user);
      this.user = editTextUser.getText().toString();

      EditText editTextMessage = (EditText) findViewById(R.id.edit_text_message);
      this.message = editTextMessage.getText().toString();
    }

    @Override
    protected String doInBackground(Void... params) {
      try {
        twitter.directMessageOperations().sendDirectMessage(this.user, this.message);
        return "Message sent";
      } catch (Exception e) {
        Log.e(TAG, e.getLocalizedMessage(), e);
        return "An error occurred. See the log for details";
      }
    }

    @Override
    protected void onPostExecute(String result) {
      dismissProgressDialog();
      showResult(result);
    }

  }

}

Java Source Code List

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