Android Open Source - PDFtoAudioBook Title Editor

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License

The source code is released under:

Apache License Version 2.0, January 2004 http://www.apache.org/licenses/ TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION 1. Definitions. "License" shall mean the terms and conditions...

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Java Source Code

/*
   Copyright 2011 Gina Cook/*w w  w  .jav  a 2  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 ca.openlanguage.pdftoaudiobook.ui;



import android.app.Activity;
import android.content.ContentValues;
import android.database.Cursor;
import android.net.Uri;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import ca.openlanguage.pdftoaudiobook.provider.AudioBookLibraryDatabase.AudiobookColumns;
import ca.openlanguage.pdftoaudiobook.R;


  public class TitleEditor extends Activity implements View.OnClickListener {

      /**
       * This is a special intent action that means "edit the title of a Audiobook".
       */
      public static final String EDIT_TITLE_ACTION = "ca.openlanguage.pdftoaudiobook.action.EDIT_TITLE";

      /**
       * An array of the columns we are interested in.
       */
      private static final String[] PROJECTION = new String[] {
          AudiobookColumns._ID, // 0
          AudiobookColumns.TITLE, // 1
      };
      /** Index of the title column, that is all that is needed for this activity */
      private static final int COLUMN_INDEX_TITLE = 1;

      /**
       * Cursor which will provide access to the Audiobook whose title we are editing.
       */
      private Cursor mCursor;

      /**
       * The EditText field from our UI. Keep track of this so we can extract the
       * text when we are finished.
       */
      private EditText mText;

      /**
       * The content URI to the Audiobook that's being edited.
       */
      private Uri mUri;

      @Override
      public void onCreate(Bundle savedInstanceState) {
          super.onCreate(savedInstanceState);

          setContentView(R.layout.title_editor);

          // Get the uri of the Audiobook whose title we want to edit
          mUri = getIntent().getData();

          // Get a cursor to access the Audiobook
          mCursor = managedQuery(mUri, PROJECTION, null, null, null);

          // Set up click handlers for the text field and button
          mText = (EditText) this.findViewById(R.id.title);
          mText.setOnClickListener(this);
          
          Button b = (Button) findViewById(R.id.ok);
          b.setOnClickListener(this);
      }

      @Override
      protected void onResume() {
          super.onResume();

          // Initialize the text with the title column from the cursor
          if (mCursor != null) {
              mCursor.moveToFirst();
              mText.setText(mCursor.getString(COLUMN_INDEX_TITLE));
          }
      }

      @Override
      protected void onPause() {
          super.onPause();

          if (mCursor != null) {
              // Write the title back to the audiobook 
              ContentValues values = new ContentValues();
              values.put(AudiobookColumns.TITLE, mText.getText().toString());
              //this sends the content of the title to the be updated in the database
              getContentResolver().update(mUri, values, null, null);
          }
      }

      public void onClick(View v) {
          // When the user clicks, just finish this activity.
          // onPause will be called, and we save our data there.
          finish();
      }
  }

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