本人新手,开发的时候不报错 但是运行后强制停止,我贴下代码,各位帮忙看看
package lzz.activity;import android.app.Activity;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.DialogInterface.OnClickListener;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;public class Activity02 extends Activity {
/** Called when the activity is first created. */
private Button myButton=null;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
myButton=(Button)findViewById(R.id.myButton);
myButton.setText("点击进入...");
myButton.setOnClickListener((android.view.View.OnClickListener) new MyButtonListener());
}
class MyButtonListener implements OnClickListener{ @Override
public void onClick(DialogInterface dialog, int which) {
// TODO Auto-generated method stub
Intent intent=new Intent();
intent.setClass(Activity02.this,OtherActivity.class);
Activity02.this.startActivity(intent);
}
}
}------------------------------------------------------------
package lzz.activity;import android.app.Activity;
import android.os.Bundle;
import android.widget.TextView;public class OtherActivity extends Activity {
private TextView myTextView=null;
@Override
protected void onCreate(Bundle savedInstanceState) {
// TODO Auto-generated method stub
super.onCreate(savedInstanceState);
setContentView(R.layout.other);
myTextView=(TextView)findViewById(R.id.myTextView);
myTextView.setText(R.string.other);
}
}
package lzz.activity;import android.app.Activity;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.DialogInterface.OnClickListener;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;public class Activity02 extends Activity {
/** Called when the activity is first created. */
private Button myButton=null;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
myButton=(Button)findViewById(R.id.myButton);
myButton.setText("点击进入...");
myButton.setOnClickListener((android.view.View.OnClickListener) new MyButtonListener());
}
class MyButtonListener implements OnClickListener{ @Override
public void onClick(DialogInterface dialog, int which) {
// TODO Auto-generated method stub
Intent intent=new Intent();
intent.setClass(Activity02.this,OtherActivity.class);
Activity02.this.startActivity(intent);
}
}
}------------------------------------------------------------
package lzz.activity;import android.app.Activity;
import android.os.Bundle;
import android.widget.TextView;public class OtherActivity extends Activity {
private TextView myTextView=null;
@Override
protected void onCreate(Bundle savedInstanceState) {
// TODO Auto-generated method stub
super.onCreate(savedInstanceState);
setContentView(R.layout.other);
myTextView=(TextView)findViewById(R.id.myTextView);
myTextView.setText(R.string.other);
}
}
import android.content.DialogInterface.OnClickListener;
public void onClick(DialogInterface dialog, int which) {
这3个自己对照看看就知道了。用Dialog的OnClickListener接口实例强制转换成android.view.View.OnClickListener接口,肯定是classCastExpression错误了。