Android Open Source - led-notifier Color Dialog

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Back to project page led-notifier.
License

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

package com.ciubotariu_levy.lednotifier;
/*from   ww  w . jav a  2 s. c o m*/
import android.content.DialogInterface;
import android.graphics.Color;
import android.os.Bundle;
import android.support.v4.app.DialogFragment;
import android.view.LayoutInflater;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.ViewGroup;
import android.view.Window;

import com.larswerkman.holocolorpicker.EndColorPicker;
import com.larswerkman.holocolorpicker.OnColorChangedListener;

public class ColorDialog extends DialogFragment implements OnColorChangedListener{
  public interface OnColorChosenListener {
    public void onColorChosen (int color, String lookupKey);
  }

  private static final String LOOKUP_KEY_VALUE = "row_id";
  private static final String USER_COLOR = "user_color";
  private static final String USER_CURRENT_COLOR = "user_current_color";
  
  //0xFF000000 to 0xFFFFFFFF
  private int mColor;

  private int mOriginalColor;
  
  private EndColorPicker mPicker;
  private View mColorState;

  public static ColorDialog getInstance (String lookupKey, int color){
    ColorDialog dialog = new ColorDialog ();
    Bundle args = new Bundle();
    args.putString (LOOKUP_KEY_VALUE, lookupKey);
    args.putInt (USER_COLOR, color);    
    dialog.setArguments(args);
    return dialog;
  }

  public ColorDialog(){
    //Required Empty Constructor
  }

  @Override
  public void onColorChanged(int color){
    this.mColor = color;
    mColorState.setBackgroundColor(color);
  }

  @Override
  public void onViewCreated (View view, Bundle savedInstanceState){
    view.findViewById(R.id.submit_color).setOnClickListener(new OnClickListener() {      
      @Override
      public void onClick(View v) {
        onColorChosen (mColor);
        dismiss();
      }
    });
    view.findViewById(R.id.cancel).setOnClickListener(new OnClickListener() {      
      @Override
      public void onClick(View v) {
        onColorChosen (mOriginalColor);
        dismiss();
      }
    });
  }

  @Override
  public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState){
    getDialog().getWindow().requestFeature(Window.FEATURE_NO_TITLE);
    View view = inflater.inflate(R.layout.color_dialog, container,false);
    Bundle args = getArguments();
    mOriginalColor = args.getInt(USER_COLOR,Color.GRAY);
    mColor = mOriginalColor;
    if (savedInstanceState != null){
      mColor = savedInstanceState.getInt(USER_CURRENT_COLOR, mOriginalColor);
    }    
    mColorState = view.findViewById(R.id.display_color);
    mColorState.setBackgroundColor(mColor);
    
    mPicker = (EndColorPicker) view.findViewById(R.id.colorbar);
    mPicker.setColor(mColor);    
    mPicker.setOnColorChangedListener(this);
    return view;
  }
  
  @Override
  public void onSaveInstanceState (Bundle outState){
    super.onSaveInstanceState(outState);
    outState.putInt(USER_CURRENT_COLOR, mColor);
  }

  //called when user chooses a color
  private void onColorChosen (int color){
    OnColorChosenListener listener = null;
    try{
      listener =(OnColorChosenListener) getParentFragment();
    }
    catch (ClassCastException e){
      e.printStackTrace();
    }
    if (listener == null){
      try{
        listener = (OnColorChosenListener) getActivity();
      }
      catch (ClassCastException e){
        e.printStackTrace();
      }
    }
    if (listener != null){
      listener.onColorChosen(color, getArguments().getString(LOOKUP_KEY_VALUE));
    }
  }
  
  @Override
  public void onCancel(DialogInterface dialog){
    super.onCancel(dialog);
    finishHostActivity();
  }

  @Override
  public void onDismiss(DialogInterface dialog){
    super.onDismiss(dialog);
    finishHostActivity();
  }

  private void finishHostActivity(){
    if (getArguments().getString(LOOKUP_KEY_VALUE) == null && getActivity() != null){
      getActivity().finish();
    }
  }
}
Java Source Code List
