Android Open Source - finger-paint File Name

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License

The source code is released under:

GNU General Public License

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Java Source Code

/*
 * GNU GENERAL PUBLIC LICENSE/*w w  w  . ja  va  2  s  .  c o  m*/
 *
 * Android Paint is a Drawing Application for Android.
 * Copyright (C) 2014 Steve Jarvis
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

package com.sajarvis.paint;

import java.io.File;
import android.app.Activity;
import android.content.Context;
import android.content.Intent;
import android.os.Bundle;
import android.os.Environment;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.EditText;
import android.widget.Toast;
import com.sajarvis.fingerpaint.R;

public class FileName extends Activity{
  private EditText text;
  private Button save, cancel;
  private Intent intent;
  private File completeDir;

  @Override
  public void onCreate(Bundle savedInstanceState){
    super.onCreate(savedInstanceState);
    setContentView(R.layout.filename);
    intent = new Intent();
    //Set the text
    text = (EditText) findViewById(R.id.sure);
    save = (Button) findViewById(R.id.save);
    cancel = (Button) findViewById(R.id.cancel);

    //Get the app dir name
    Bundle extras = getIntent().getExtras();

    //Get external file path to check if file exists.
    //Gets the directory of local storage.
    String dir = Environment.getExternalStorageDirectory().toString();
    //Add my folder to the directory and create it.
    completeDir = new File(dir+File.separator+extras.getString("dirName"));
    //Click listener.
    save.setOnClickListener(new OnClickListener(){
      public void onClick(View v){
        String name = text.getText().toString();
        if(!name.equals("")){
          File file = new File(completeDir,name.concat(".jpeg"));
          if(!file.exists()){
            intent.putExtra("FileName", text.getText().toString());
            setResult(RESULT_OK,intent);
            finish();
          }else{
            makeToast("File name already exists.");
          }
        }else{
          makeToast("Enter a file name.");
        }
      }
    });
    cancel.setOnClickListener(new OnClickListener(){
      public void onClick(View v){
        intent.putExtra("FileName", "blank");
        setResult(RESULT_OK,intent);
        finish();
      }
    });
  }

  //Make a toast noti. Just pass the message.
  public void makeToast(String msg){
    Context context = getApplicationContext();
    int duration = Toast.LENGTH_SHORT;
    Toast toast = Toast.makeText(context, msg, duration);
    toast.show();
  }
}

Java Source Code List