LabelsDialogFragment.java

/**
 * 
 */
package net.tasksnow.view.task;

import android.app.Activity;
import android.app.AlertDialog;
import android.app.Dialog;
import android.app.DialogFragment;
import android.content.DialogInterface;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.View;

import net.tasksnow.R;


/**
 * @author Benjamin
 *         I suggest to take a normal view with Dialog-Theme to use our layout
 */
public class LabelsDialogFragment extends DialogFragment {

    String[] labelStrings;


    public interface NoticeDialogListener {

        public void onLabelClick(String label);
    }

    NoticeDialogListener mListener;

    // Override the Fragment.onAttach() method to instantiate the NoticeDialogListener
    @Override
    public void onAttach(Activity activity) {
        super.onAttach(activity);
        // Verify that the host activity implements the callback interface
        try {
            // Instantiate the NoticeDialogListener so we can send events to the host
            mListener = (NoticeDialogListener) activity;
        }
        catch (ClassCastException e) {
            // The activity doesn't implement the interface, throw exception
            throw new ClassCastException(activity.toString() + " must implement NoticeDialogListener");
        }
    }

    @Override
    public Dialog onCreateDialog(Bundle savedInstanceState) {
        labelStrings = getArguments().getStringArray("labels");
        AlertDialog.Builder builder = new AlertDialog.Builder(getActivity());
        //        builder.setTitle("Labels");

        //Use own labels header
        LayoutInflater inflater = (LayoutInflater) getActivity().getActionBar().getThemedContext().getSystemService("layout_inflater");
        final View labelDialogView = inflater.inflate(R.layout.label_dialog_header, null);
        builder.setCustomTitle(labelDialogView);
        builder.setItems(labelStrings, new DialogInterface.OnClickListener() {

            @Override
            public void onClick(DialogInterface dialog, int which) {
                mListener.onLabelClick(labelStrings[which]);
            }
        });
        return builder.create();
    }
}