Java tutorial
/******************************************************************************* * Copyright 2012-2014 Kevin Klopfenstein. * * This file is part of GhostMode. * * GhostMode is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * GhostMode is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with GhostMode. If not, see <http://www.gnu.org/licenses/>. *******************************************************************************/ package com.kklop.ghostmode; import android.app.Activity; import android.app.AlertDialog; import android.app.Dialog; import android.content.DialogInterface; import android.os.Bundle; import android.support.v4.app.DialogFragment; import android.view.LayoutInflater; import android.view.View; import android.widget.EditText; public class HighScoreDialog extends DialogFragment { public interface HighScoreDialogListener { public void onDialogPositiveClick(DialogFragment dialog); public void onDialogNegativeClick(DialogFragment dialog); } HighScoreDialogListener listener; EditText initials; @Override public Dialog onCreateDialog(Bundle savedInstanceState) { AlertDialog.Builder builder = new AlertDialog.Builder(getActivity()); // Get the layout inflater LayoutInflater inflater = getActivity().getLayoutInflater(); // Inflate and set the layout for the dialog // Pass null as the parent view because its going in the dialog layout View view = inflater.inflate(R.layout.highscoredialogue, null); initials = (EditText) view.findViewById(R.id.initials); builder.setView(view) // Add action buttons .setPositiveButton(R.string.ok, new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int id) { listener.onDialogPositiveClick(HighScoreDialog.this); } }).setNegativeButton(R.string.cancel, new DialogInterface.OnClickListener() { public void onClick(DialogInterface dialog, int id) { listener.onDialogNegativeClick(HighScoreDialog.this); HighScoreDialog.this.getDialog().cancel(); } }); return builder.create(); } @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 listener = (HighScoreDialogListener) activity; } catch (ClassCastException e) { // The activity doesn't implement the interface, throw exception throw new ClassCastException(activity.toString() + " must implement HighScoreDialogListener"); } } }