Sudoku.java
上传用户:xmjingguan
上传日期:2009-07-06
资源大小:2054k
文件大小:3k
- /***
- * Excerpted from "Hello, Android!",
- * published by The Pragmatic Bookshelf.
- * Copyrights apply to this code. It may not be used to create training material,
- * courses, books, articles, and the like. Contact us if you are in doubt.
- * We make no guarantees that this code is fit for any purpose.
- * Visit http://www.pragmaticprogrammer.com/titles/eband for more book information.
- ***/
- package org.example.sudoku;
- import android.app.Activity;
- import android.app.AlertDialog;
- import android.content.DialogInterface;
- import android.content.Intent;
- import android.os.Bundle;
- import android.util.Log;
- import android.view.Menu;
- import android.view.MenuInflater;
- import android.view.MenuItem;
- import android.view.View;
- import android.view.View.OnClickListener;
- public class Sudoku extends Activity implements OnClickListener {
- private static final String TAG = "Sudoku";
-
- /** Called when the activity is first created. */
- @Override
- public void onCreate(Bundle savedInstanceState) {
- super.onCreate(savedInstanceState);
- setContentView(R.layout.main);
- // Set up click listeners for all the buttons
- View continueButton = findViewById(R.id.continue_button);
- continueButton.setOnClickListener(this);
- View newButton = findViewById(R.id.new_button);
- newButton.setOnClickListener(this);
- View aboutButton = findViewById(R.id.about_button);
- aboutButton.setOnClickListener(this);
- View exitButton = findViewById(R.id.exit_button);
- exitButton.setOnClickListener(this);
- }
-
- @Override
- protected void onResume() {
- super.onResume();
- Music.play(this, R.raw.main);
- }
- @Override
- protected void onPause() {
- super.onPause();
- Music.stop(this);
- }
-
- // ...
- public void onClick(View v) {
- switch (v.getId()) {
- case R.id.about_button:
- Intent i = new Intent(this, About.class);
- startActivity(i);
- break;
- // More buttons go here (if any) ...
- case R.id.new_button:
- openNewGameDialog();
- break;
- case R.id.exit_button:
- finish();
- break;
- }
- }
-
- @Override
- public boolean onCreateOptionsMenu(Menu menu) {
- super.onCreateOptionsMenu(menu);
- MenuInflater inflater = getMenuInflater();
- inflater.inflate(R.menu.menu, menu);
- return true;
- }
- @Override
- public boolean onOptionsItemSelected(MenuItem item) {
- switch (item.getItemId()) {
- case R.id.settings:
- startActivity(new Intent(this, Prefs.class));
- return true;
- // More items go here (if any) ...
- }
- return false;
- }
- /** Ask the user what difficulty level they want */
- private void openNewGameDialog() {
- new AlertDialog.Builder(this)
- .setTitle(R.string.new_game_title)
- .setItems(R.array.difficulty,
- new DialogInterface.OnClickListener() {
- public void onClick(DialogInterface dialoginterface,
- int i) {
- startGame(i);
- }
- })
- .show();
- }
- /** Start a new game with the given difficulty level */
- private void startGame(int i) {
- Log.d(TAG, "clicked on " + i);
- Intent intent = new Intent(Sudoku.this, Game.class);
- intent.putExtra(Game.KEY_DIFFICULTY, i);
- startActivity(intent);
- }
- }