Android Open Source - Notepad Note Edit Activity

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Back to project page Notepad.
License

The source code is released under:
Apache License
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Java Source Code

/* Copyright 2014 Braden Farmer
 */*from   w  ww .j a v 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 com.farmerbb.notepad;

import android.app.*;
import android.content.*;
import android.os.*;
import android.view.*;
import android.widget.*;
import java.io.*;

public class NoteEditActivity extends Activity implements 
BackButtonDialogFragment.Listener, 
DeleteDialogFragment.Listener, 
SaveButtonDialogFragment.Listener, 
NoteEditFragment.Listener {  

String external;
  
  @Override
  public boolean isShareIntent() {
    return true;
  }

  @Override
  protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_note_edit);
    
    // Handle intents
    Intent intent = getIntent();
    String action = intent.getAction();
    String type = intent.getType();

    // Intent sent through an external application
    if(Intent.ACTION_SEND.equals(action) && type != null) {
      if("text/plain".equals(type)) {
        external = intent.getStringExtra(Intent.EXTRA_TEXT);

                Bundle bundle = new Bundle();
                bundle.putString("filename", "new");

                Fragment fragment = new NoteEditFragment();
                fragment.setArguments(bundle);

          // Add NoteEditFragment
          getFragmentManager()
            .beginTransaction()
            .add(R.id.noteViewEdit, fragment, "NoteEditFragment")
            .commit();
      } else {
                showToast(R.string.loading_external_file);
                finish();
            }
    }

    // Intent sent through Google Now "note to self"
    else if("com.google.android.gm.action.AUTO_SEND".equals(action) && type != null) {
      if("text/plain".equals(type)) {
        external = intent.getStringExtra(Intent.EXTRA_TEXT);
        if(external != null) {
                    try {
            // Write note to disk
            FileOutputStream output = openFileOutput(String.valueOf(System.currentTimeMillis()), Context.MODE_PRIVATE);
            output.write(external.getBytes());
            output.close();

            // Show toast notification and finish
            showToast(R.string.note_saved);
                        finish();
                    } catch (IOException e) {
                        // Show error message as toast if file fails to save
            showToast(R.string.failed_to_save);
            finish();
                    }
        }
      }
    } else
    finish();
    }
  
  @Override
  protected void onStart() {
    super.onStart();
    
    // Set text in EditView
    if(external != null) {
      EditText noteContents = (EditText) findViewById(R.id.editText1);
      noteContents.setText(external);
      noteContents.setSelection(external.length(), external.length());
    }
  }
  
  // Keyboard shortcuts  
  @Override
  public boolean dispatchKeyShortcutEvent(KeyEvent event) {
    super.dispatchKeyShortcutEvent(event);
    if(event.getAction() == KeyEvent.ACTION_DOWN &&
       event.isCtrlPressed()) {    
      NoteEditFragment fragment = (NoteEditFragment) getFragmentManager().findFragmentByTag("NoteEditFragment");
      fragment.dispatchKeyShortcutEvent(event.getKeyCode());

      return true;
    }
    return super.dispatchKeyShortcutEvent(event);
  }

  @Override
  public void onBackPressed() {
    NoteEditFragment fragment = (NoteEditFragment) getFragmentManager().findFragmentByTag("NoteEditFragment");
    fragment.onBackPressed(null);
  }

  @Override
  public void onBackDialogNegativeClick(String filename) {
    NoteEditFragment fragment = (NoteEditFragment) getFragmentManager().findFragmentByTag("NoteEditFragment");
    fragment.onBackDialogNegativeClick(null);
  }

  @Override
  public void onBackDialogPositiveClick(String filename) {
    NoteEditFragment fragment = (NoteEditFragment) getFragmentManager().findFragmentByTag("NoteEditFragment");
    fragment.onBackDialogPositiveClick(null);
  }

  @Override
  public void onDeleteDialogPositiveClick() {
    NoteEditFragment fragment = (NoteEditFragment) getFragmentManager().findFragmentByTag("NoteEditFragment");
    fragment.onDeleteDialogPositiveClick();
  }
  
  @Override
  public void onSaveDialogNegativeClick() {
    NoteEditFragment fragment = (NoteEditFragment) getFragmentManager().findFragmentByTag("NoteEditFragment");
    fragment.onSaveDialogNegativeClick();
  }

  @Override
  public void onSaveDialogPositiveClick() {
    NoteEditFragment fragment = (NoteEditFragment) getFragmentManager().findFragmentByTag("NoteEditFragment");
    fragment.onSaveDialogPositiveClick();
  }
  
  @Override
  public void showBackButtonDialog(String filename) {
        Bundle bundle = new Bundle();
        bundle.putString("filename", filename);

        DialogFragment backFragment = new BackButtonDialogFragment();
        backFragment.setArguments(bundle);
        backFragment.show(getFragmentManager(), "back");
  }

  @Override
  public void showDeleteDialog() {
    DialogFragment deleteFragment = new DeleteDialogFragment();
    deleteFragment.show(getFragmentManager(), "delete");
  }
  
  @Override
  public void showSaveButtonDialog() {
    DialogFragment saveFragment = new SaveButtonDialogFragment();
    saveFragment.show(getFragmentManager(), "save");
  }

    // Method used to generate toast notifications
    private void showToast(int message) {
        Toast toast = Toast.makeText(this, getResources().getString(message), Toast.LENGTH_SHORT);
        toast.show();
    }
  
  @Override
  public String loadNote(String filename) {
    return null;
  }
}
Java Source Code List
