Android Open Source - wpaper Main Activity

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From Project

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License

The source code is released under:

MIT License

Java Source Code

package com.example.uniwall;
//from ww  w. jav a  2  s . c o m
import java.io.File;
import java.io.FileOutputStream;
import java.io.InputStream;

import net.DownloadImageTask;
import android.app.Activity;
import android.content.Context;
import android.content.Intent;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.graphics.drawable.BitmapDrawable;
import android.graphics.drawable.Drawable;
import android.os.Bundle;
import android.os.Environment;
import android.util.Log;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.widget.Button;
import android.widget.LinearLayout;

//Main View.
//When launch the app, first view was controled/setContentView

public class MainActivity extends Activity {
  // Variable to controll bitmap recycle
  private LinearLayout llBackgroundPanel = null;
  private Bitmap bmpFactImg  = null;

  protected void onCreate(Bundle savedInstanceState){
    super.onCreate(savedInstanceState);
    Log.e("landing", "landing is ready");
    setContentView(R.layout.activity_main);
    
    //Load image to set background.
    landSetBackground();
    Log.e("mainlog", "set background ok" );
    
    //Check folder else create
    createFolder();
    Log.e("mainlog", "Check folder, if is no exits, create");
    
    //Auto download
//    DownloadImageTask loadImage = new DownloadImageTask();
//    loadImage.execute("http://cdn.stupiddope.com/wp-content/uploads/2014/06/apple-logo1.jpg");
//    Log.e("mainlog", "Async doing");
  }
  
  protected void onDestroy(){
      super.onDestroy();
      
      //?res???????test.bmp??????bmpFactImg
      bmpFactImg = BitmapOperation.readBitMap( MainApplication.getContext(), R.drawable.flow);
//      bmpFactImg = bitmapOperation.readBitMap( this , R.drawable.flow);
      // ???bmpFactImg???VIEW??????????callback????recycle??????????callback???null
      // ???null?????????????????????????bmpDrawImg?????????????
      llBackgroundPanel.getBackground().setCallback(null); 
      // ???bmpDrawImg ?????null??????null??bmpDrawImg ????recycle?????recycle
      if (null != bmpFactImg && !bmpFactImg.isRecycled()){
        bmpFactImg.recycle();
      }
      System.gc();
  }
  
  //If we need to use following method (Intent) several times.
  //We can write it more abstract.
  public void  clickLis(View v){
    //click listener, response 
    switch(v.getId()){
//      case R.id.setImage:
//        pictutureIntent();
//        break;
      case R.id.landing:
        intentActivity();
        Log.e("mainlog","go to menu");
        Intent menu = new Intent();
        menu.setClass(MainActivity.this, Controller.class);
        startActivity(menu);
        Log.e("mainlog","done, menu");
        //MainActivity.this.finish();
        break;
      default:
        intentActivity();
        {
        Intent a = new Intent();
        a.setClass(MainActivity.this, Controller.class);
        startActivity(a);    
        //MainActivity.this.finish();
        }
        break;
    }
  }
  
  //landing page background image set method
  public void landSetBackground(){
    llBackgroundPanel = (LinearLayout) findViewById(R.id.mainLayout);
    bmpFactImg = BitmapOperation.readBitMap( MainApplication.getContext(), R.drawable.flow);
    Drawable draw = new BitmapDrawable(getResources(),bmpFactImg);
    llBackgroundPanel.setBackground(draw);
  }
  

  //Open "action.set wall paper"
  //???????activity???????????? ????????
  public void pictutureIntent(){
    Log.e("mainlog","do setting image");
    //Build "WallPaper Setting" Intent
    //??"???? Action" ? Intent
    Intent setPic = new Intent(Intent.ACTION_SET_WALLPAPER);
    //Build "Image Selector" ( Action name, name of selectors)
    Intent selectPic = Intent.createChooser( setPic, "WallPaper Selector");
    // Go to Selector
    startActivity( selectPic );
    Log.e("mainlog","done setting image");
  }
  
  //From Landing page go to menu 
  public void intentActivity(){
    Intent intentEvent = new Intent();
    intentEvent.setClass(MainActivity.this, Controller.class);
    startActivity(intentEvent);
    Log.e("mainlog","done, menu");
    //MainActivity.this.finish();
  }
  
  public void createFolder(){
    File sd = Environment.getExternalStorageDirectory();
    Log.e("mainlog", sd.getPath());
    String path = sd.getPath() + "wparper";
    File wpaper = new File(path);
    File sd2 = Environment.getExternalStorageDirectory();
    Log.e("mainlog", sd2.getPath());
    // have the object build the directory structure, if needed.
    if(!wpaper.exists()){
      wpaper.mkdirs();
    }
    // create a File object for the output file
    //File outputFile = new File(wpaper, filename);
    // now attach the OutputStream to the file object, instead of a String representation
    //FileOutputStream fos = new FileOutputStream(outputFile);
  }
}

Java Source Code List

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