Android : CharacterPickerDialog Example

main.xml:

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="fill_parent"
    android:layout_height="fill_parent"
    android:orientation="vertical" >

        <Button
        android:id="@+id/Button01"
        android:layout_gravity="center"
        android:layout_marginTop="40dp"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="CharacterPickerDialog" />

</LinearLayout>

CharacterPickerDialogActivity.java:

public class CharacterPickerDialogActivity extends Activity {
    /** Called when the activity is first created. */
 private CharacterPickerDialog cpd = null;
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
        
        Button button = (Button) this.findViewById(R.id.Button01);
        button.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                cpd.show();
            }
        });
          String options="0123456789ABCDEF";  
          cpd= new CharacterPickerDialog(this, new View(this), null,options,false){ 
           public void onClick(View v) {
                     
                     Toast.makeText(getApplicationContext(),
                             "onClick! " + ((Button) v).getText().toString(),
                             Toast.LENGTH_SHORT).show();
                     dismiss();
            }
           public void onItemClick(AdapterView parent, View view, int position, long id)
                 {
                     
                     String message = ("onItemClick! " + ((Button) view).getText().toString())
                             + " position=" +
                             position
                             + " id=" + id;
                     Toast.makeText(getApplicationContext(), message, Toast.LENGTH_SHORT).show();
                     dismiss();
                 }
      };
    }
}

Download Source Code: CharacterPickerDialogExample

Android : Crop Image in Android

main.xml:

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="fill_parent"
    android:layout_height="fill_parent"
    android:orientation="vertical" >
 <ImageView 
     android:id="@+id/imageuri"
      android:layout_marginTop="15dp"
     android:adjustViewBounds="true"
     android:layout_gravity="center"
     android:maxWidth="250dip"
        android:maxHeight="250dip" 
        android:layout_width="wrap_content"
     android:layout_height="wrap_content" />
  <Button 
     android:id="@+id/btncropimg" 
      android:layout_gravity="center"
      android:layout_marginTop="15dp"
     android:layout_height="50dip"
        android:text="Crop Image" 
        android:layout_width="150dip"/>
</LinearLayout>

TestCropActivity.java:

public class TestCropActivity extends Activity {
    /** Called when the activity is first created. */
 private File tempFile;
 public static final int NONE = 0;
 ImageView imageView = null;
 Button buttoncrop = null;
 Uri imgUri;
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);

        setContentView(R.layout.main);
        
        imageView=(ImageView)findViewById(R.id.imageuri);
        buttoncrop=(Button)findViewById(R.id.btncropimg);
        //image URI from SDCARD
        tempFile = new File(Environment.getExternalStorageDirectory()+"/Images/a07.jpg");
        imgUri=Uri.fromFile(tempFile);
        imageView.setImageURI(imgUri);
        buttoncrop.setOnClickListener(btncroplistener);
    }
    private OnClickListener btncroplistener=new OnClickListener() { 
  @Override
  public void onClick(View v) {
   // TODO Auto-generated method stub

   startCrop(imgUri);
  }
 };
 public void startCrop(Uri uri) {
       
        Intent intent = new Intent("com.android.camera.action.CROP");  
        //intent.setClassName("com.android.camera", "com.android.camera.CropImage"); 
        intent.setDataAndType(uri, "image/*");
        intent.putExtra("crop", "true");
     // aspectX aspectY  width and height ratio
        intent.putExtra("aspectX", 1);
        intent.putExtra("aspectY", 1);
        // outputX outputY Crop picture width and height
        intent.putExtra("outputX", 96); 
        intent.putExtra("outputY", 96);
        //output file Uri where Cropped image save
        intent.putExtra("output", Uri.fromFile(tempFile)); 
        intent.putExtra("outputFormat", "JPEG");
        startActivityForResult(intent, 1);  
 }
    @Override
 protected void onActivityResult(int requestCode,int resultCode,Intent data){
  if(requestCode==NONE)
   return;
  if(data==null)
   return;
  if(requestCode==1){
   Bundle extras=data.getExtras();
   if(extras !=null){
    //get cropped image here from data as Bitmap
    Bitmap photo=extras.getParcelable("data");
    ByteArrayOutputStream stream=new ByteArrayOutputStream();
    photo.compress(Bitmap.CompressFormat.JPEG, 75, stream);
    imageView.setImageBitmap(photo);
   }
  }
  super.onActivityResult(requestCode, resultCode, data);
 }
}

Download Source Code: CropImage