Android 我似乎无法将家庭活动与后勤活动联系起来。错误为ActivityNotFound。未找到可处理意图的活动
这是我的后勤活动Android 我似乎无法将家庭活动与后勤活动联系起来。错误为ActivityNotFound。未找到可处理意图的活动,android,Android,这是我的后勤活动 public class LogInActivity extends Activity implements OnClickListener { @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.loginactivity); Button laun
public class LogInActivity extends Activity implements OnClickListener {
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.loginactivity);
Button launch = (Button)findViewById(R.id.login_button);
launch.setOnClickListener(new OnClickListener()
{
public void onClick(View v) {
EditText usernameEditText = (EditText) findViewById(R.id.txt_username);
EditText passwordEditText = (EditText) findViewById(R.id.txt_password);
TextView loginTextView = (TextView)findViewById(R.id.tv_error);
String sUserName = usernameEditText.getText().toString();
String sPassword = passwordEditText.getText().toString();
if(sUserName.equals("numlock") && sPassword.equals("numlock")){
Intent i = new Intent();
startActivity(i);
}
else {
loginTextView.setText("Login failed. Username and/or password doesn't match.");
}
}
});
}
public void onClick(View v)
{
Intent intent = new Intent(LogInActivity.this, HomeActivity.class);
startActivity(intent);
}
}
这是我的家庭活动
public class HomeActivity extends Activity {
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.homeactivity);
}
}
您需要在AndroidManifest.xml文件中定义新活动,如下所示:
<activity
android:name=".HomeActivity"
android:label="Home activity">
</activity>
您尚未设置要在此处启动的活动
确保清单文件中有条目。两个活动都在清单上声明了吗?我有一个,但它仍然无法启动下一个活动。那么问题就出在Vinet提到的内容中。只需将Intent i=new Intent更改为Intent Intent Intent Intent Intent=new IntentLogInActivity.this,HomeActivity.classI在后面的部分添加了这个:public void onClickView v{Intent Intent Intent Intent Intent=new IntentLogInActivity.this,HomeActivity.class;startactivityntent;}
Intent i = new Intent();
startActivity(i);