Android Open Source - OpenHSK Create Word Activity

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License

The source code is released under:

This work is licensed under a Creative Commons Attribution 3.0 Unported License. Original author of word lists: http://lingomi.com/ Original author of definitions: http://cc-cedict.org Original autho...

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Java Source Code

package edu.openhsk;
//from w w w. ja v  a2 s. c o m
import edu.openhsk.models.Hanzi;
import edu.openhsk.repository.DatabaseHelper;
import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.text.InputType;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.EditText;
import android.widget.Toast;

public class CreateWordActivity extends Activity {
  protected static final String EDITED_WORD_ID = "edu.openhsk.createword.id";
  protected static final String NEW_WORD_HANZI = "edu.openhsk.createword.hanzi";
  protected static final String NEW_WORD_PINYIN = "edu.openhsk.createword.pinyin";
  protected static final String NEW_WORD_DEFINITION = "edu.openhsk.createword.definition";
  protected static final String ID_OF_WORD_TO_EDIT_EXTRA = "edu.openhsk.createword.editWordId";
  private EditText hanziInput;
  private EditText pinyinInput;
  private EditText defInput;
  private int wordId;
  
  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.create_word);
    setTitle(getString(R.string.new_word));
    
    DatabaseHelper dbh = new DatabaseHelper(this);
    
    hanziInput = (EditText) findViewById(R.id.hanziInput);
    pinyinInput = (EditText) findViewById(R.id.pinyinInput);
    defInput = (EditText) findViewById(R.id.definitionInput);
    //The xml flags for InputType are allegedly very manufacturer-dependent. This might be the safest method...
    hanziInput.setInputType(InputType.TYPE_TEXT_FLAG_NO_SUGGESTIONS);
    pinyinInput.setInputType(InputType.TYPE_TEXT_FLAG_NO_SUGGESTIONS);
    defInput.setInputType(InputType.TYPE_TEXT_FLAG_MULTI_LINE);
    
    Intent intent = getIntent();
    wordId = intent.getIntExtra(ID_OF_WORD_TO_EDIT_EXTRA, -1);
    if (wordId != -1) {
      Hanzi word = dbh.getWordById(wordId);
      hanziInput.setText(word.getWord());
      pinyinInput.setText(word.getPinyin());
      defInput.setText(word.getDefinition());
    }
    
    Button saveButton = (Button) findViewById(R.id.create_word_save_button);
    saveButton.setOnClickListener(new OnClickListener() {
      @Override
      public void onClick(View v) {
        String hanzi = hanziInput.getText().toString();
        String pinyin = pinyinInput.getText().toString();
        String def = defInput.getText().toString();
        if (allInputsValid(new String[]{hanzi, pinyin, def})) {
          Intent intent = new Intent();
          intent.putExtra(EDITED_WORD_ID, wordId);
          intent.putExtra(NEW_WORD_HANZI, hanzi);
          intent.putExtra(NEW_WORD_PINYIN, pinyin);
          intent.putExtra(NEW_WORD_DEFINITION, def);
          setResult(RESULT_OK, intent);
          finish();
        } else {
          Toast.makeText(CreateWordActivity.this, R.string.invalid_fields, 
              Toast.LENGTH_SHORT).show();
        }
      }
    });

    Button cancelButton = (Button) findViewById(R.id.create_word_cancel_button);
    cancelButton.setOnClickListener(new OnClickListener() {
      @Override
      public void onClick(View v) {
        setResult(RESULT_CANCELED);
        finish();
      }
    });
  }

  private boolean allInputsValid(String... inputs) {
    for (String str : inputs) {
      if (str == null || str.length() == 0) {
        return false;
      }
    }
    return true;
  }
}

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