Android入门之TimePickerDialog(纯java)

 Android入门之TimePickerDialog(纯java)_第1张图片    Android入门之TimePickerDialog(纯java)_第2张图片

import java.util.Calendar;
import java.util.TimeZone;

import android.app.Activity;
import android.app.TimePickerDialog;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.*;

public class TimePickerDialogTest extends Activity {
    
	private RelativeLayout mainView=null;
	private TextView tv=null;
	private Button button=null;
	private TimePickerDialog tpd=null;
	
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        mainView=new RelativeLayout(this);
        tv=new TextView(this);
        RelativeLayout.LayoutParams lp_tv=new RelativeLayout.LayoutParams(-2,-2);
        lp_tv.addRule(RelativeLayout.CENTER_IN_PARENT);
        tv.setLayoutParams(lp_tv);
        tv.setText("请设置时间");
        button=new Button(this);
        RelativeLayout.LayoutParams lp_button=new RelativeLayout.LayoutParams(-2,-2);
        lp_button.addRule(RelativeLayout.ALIGN_PARENT_BOTTOM);
        lp_button.addRule(RelativeLayout.CENTER_HORIZONTAL);
        button.setLayoutParams(lp_button);
        button.setText("设置");
        button.setOnClickListener(new OnClickListener(){
			public void onClick(View v) {
				if(tpd==null){
					tpd_init();
				}
				tpd.show();
			}
        });
        mainView.addView(tv);
        mainView.addView(button);
        setContentView(mainView);
    }
    /*tpd初始化*/
    void tpd_init(){
    	TimePickerDialog.OnTimeSetListener otsl=new TimePickerDialog.OnTimeSetListener(){
			public void onTimeSet(TimePicker view, int hourOfDay, int minute) {
				tv.setText("您设置了时间:"+hourOfDay+"时"+minute+"分");
				tpd.dismiss();
			}
    	};
    	Calendar calendar=Calendar.getInstance(TimeZone.getDefault());
    	int hourOfDay=calendar.get(Calendar.HOUR_OF_DAY);
    	int minute=calendar.get(Calendar.MINUTE);
    	tpd=new TimePickerDialog(this,otsl,hourOfDay,minute,true);
    }
}


 

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