在main.xml中
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:orientation="vertical" >
<TextView
android:id="@+id/txt"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text=""/>
<Button
android:id="@+id/mybut"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="设置时间"/>
</LinearLayout>
在MyDialogDemo.java程序中
package com.tarena.dialog;
import android.app.Activity;
import android.app.AlertDialog;
import android.app.DatePickerDialog;
import android.app.Dialog;
import android.app.TimePickerDialog;
import android.content.DialogInterface;
import android.os.Bundle;
import android.view.KeyEvent;
import android.view.LayoutInflater;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.DatePicker;
import android.widget.ImageButton;
import android.widget.TextView;
import android.widget.TimePicker;
public class MyDialogDemo extends Activity {
private Button mybut = null ; // 定义按钮
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
super.setContentView(R.layout.main); // 调用布局管理器
this.mybut = (Button) super.findViewById(R.id.mybut) ; // 取得按钮
this.mybut.setOnClickListener(new OnClickListenerImpl()) ; // 设置事件类
}
private class OnClickListenerImpl implements OnClickListener {
public void onClick(View view) {
Dialog dialog = new TimePickerDialog(MyDialogDemo.this, new TimePickerDialog.OnTimeSetListener() {
public void onTimeSet(TimePicker view, int hourOfDay, int minute) {
TextView text = (TextView) MyDialogDemo.this.findViewById(R.id.txt);
text.setText("更新的时间是:" + hourOfDay + "时" + minute + "分");
}
},9,30,true);
dialog.show();
}
}
}