custom Dialog class that colors the title

ColoredTitleDialog.java

package es.voghdev.examples;

import android.app.AlertDialog;
import android.app.Dialog;
import android.content.Context;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ArrayAdapter;
import android.widget.Button;
import android.widget.EditText;
import android.widget.ImageButton;
import android.widget.ProgressBar;
import android.widget.RelativeLayout;
import android.widget.Spinner;
import android.widget.TextView;

import java.util.List;

import butterknife.ButterKnife;
import butterknife.InjectView;
import butterknife.OnClick;
import butterknife.OnItemSelected;

public class ColoredTitleDialog extends Dialog{
	int titleColorResId = Color.GREEN;
    
    public ColoredTitleDialog(Context context, int theme) {
        super(context, theme);

        init();
    }

    protected ColoredTitleDialog(Context context, boolean cancelable,
                            OnCancelListener cancelListener) {
        super(context, cancelable, cancelListener);

        init();
    }

    public ColoredTitleDialog(Context context) {
        super(context);

        init();
    }

    protected void init(){
        setTitle(R.string.search);
        setContentView( getLayoutId() );

        setCancelable(true);
        setTitleColors();
    }
    
    protected int getLayoutId(){
		return R.layout.view_colored_dialog;
    }

    public void setPositiveButton(int textResId, android.view.View.OnClickListener listener){
        button.setText(textResId);
        button.setOnClickListener(listener);
    }      
    
    public void setTitleColor(int resId) {
        this.titleColorResId = resId;
        setTitleColors();
    }   

    private void setTitleColors() {
        int dividerId = getContext().getResources().getIdentifier("android:id/titleDivider", null, null);
        int titleId = android.R.id.title; 
        View divider = findViewById(dividerId);
        View title = findViewById(titleId);
        if(divider != null)
            divider.setBackgroundColor(titleColorResId);
        if(title != null && title instanceof TextView)
            ((TextView)title).setTextColor(titleColorResId);
    }
}