TimePicker组件&DatePicker组件
16lz
2021-01-23
MainActivity:
package com.sjm.dialog;import com.lidroid.xutils.ViewUtils;import com.lidroid.xutils.view.annotation.ViewInject;import android.annotation.SuppressLint;import android.app.Activity;import android.app.AlertDialog;import android.content.DialogInterface;import android.graphics.Color;import android.os.Bundle;import android.text.TextUtils;import android.view.MotionEvent;import android.view.View;import android.view.View.OnClickListener;import android.widget.Button;import android.widget.DatePicker;import android.widget.EditText;import android.widget.ImageView;import android.widget.LinearLayout;import android.widget.ScrollView;import android.widget.TextView;import android.widget.TimePicker;import android.widget.Toast;public class MainActivity extends Activity implements OnClickListener { @ViewInject(R.id.btn_dialog) private Button btn_dialog;// 账号密码对话框 @ViewInject(R.id.tv_zuobiao) private TextView tv_zuobiao;// 得到点击坐标 @ViewInject(R.id.tv_getTime) private TextView tv_getTime;// 得到当前时间 @ViewInject(R.id.btn_timePickerDialog) private Button btn_timePickerDialog;// 当前时间对话框 @ViewInject(R.id.btn_date) private Button btn_date;// 点击得到当前日期 @ViewInject(R.id.tv_date) private TextView tv_date;// 当前日期显示 @ViewInject(R.id.timePicker) private TimePicker timePicker;// TimePicker组件 @ViewInject(R.id.btn_getTime) private Button btn_getTime;// 得到TimePiceker组件的值 @ViewInject(R.id.datePicker) private DatePicker datePicker;// DatePicker组件 @ViewInject(R.id.btn_getDate) private Button btn_getDate;// 得到DatePicker组件的值 @ViewInject(R.id.scrollView) private ScrollView scrollView;// 滚动组件 @ViewInject(R.id.linearLayout) private LinearLayout linearLayout;// scrollView里面嵌套的组件 @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); ViewUtils.inject(this); btn_dialog.setOnClickListener(this); btn_timePickerDialog.setOnClickListener(this); btn_date.setOnClickListener(this); btn_getTime.setOnClickListener(this); btn_getDate.setOnClickListener(this); timePicker.setIs24HourView(true);// 设置TimePicker组件是否是24小时制----------》如果不是24小时制会出现上午下午字样 // 重写onTouch()事件,在事件里通过requestDisallowInterceptTouchEvent(boolean)方法来设置父布局是否可用,true表示父布局不可用 // 解决地图的touch事件和scrollView的touch事件冲突问题 linearLayout.setOnTouchListener(new View.OnTouchListener() { @SuppressLint("ClickableViewAccessibility") @Override public boolean onTouch(View v, MotionEvent event) { // 屏幕被抬起--->手指离开屏幕 if (event.getAction() == MotionEvent.ACTION_UP) { // 允许ScrollView截断点击事件，ScrollView可滑动 scrollView.requestDisallowInterceptTouchEvent(false); } else { // 不允许ScrollView截断点击事件，点击事件由子View处理 scrollView.requestDisallowInterceptTouchEvent(true); } // 屏幕被按下------>手指按下 if (event.getAction() == MotionEvent.ACTION_DOWN) { // 允许ScrollView截断点击事件，ScrollView可滑动 scrollView.requestDisallowInterceptTouchEvent(false); displayXY(event.getX(), event.getY());// 得到X坐标和Y坐标 } else { // 不允许ScrollView截断点击事件，点击事件由子View处理 scrollView.requestDisallowInterceptTouchEvent(true); } // 在屏幕中拖动------>屏幕滑动 if (event.getAction() == MotionEvent.ACTION_MOVE) { } return false; } }); } /** * 在这里实现onTouchEvent--------------->当布局中有scrollView布局之后----> * onTouchEvent事件不会被触发-------> * 可以使用scrollView的自布局的setOnTouchListener方法来监听是否触发滑动事件 */ @Override public boolean onTouchEvent(MotionEvent event) { System.out.println("111111111111111111"); // 在这里判断一下如果是按下操作就获取坐标然后执行方法 if (event.getAction() == MotionEvent.ACTION_DOWN) { displayXY(event.getX(), event.getY());// 得到X坐标和Y坐标 } return super.onTouchEvent(event);// 必须使用super.onTouchEvent(event) } /** * 获取到坐标，进行判断 * * @param x * @param y */ private void displayXY(float x, float y) { if (x > 80 && y > 300 && x < 200 && y < 600) { tv_zuobiao.setText("点中了指定区域"); } else { tv_zuobiao.setText("当前点击x坐标：" + x + "\n当前点击y坐标：" + y); } } @SuppressLint("InflateParams") @Override public void onClick(View v) { switch (v.getId()) { case R.id.btn_dialog: AlertDialog.Builder builder = new AlertDialog.Builder(this); builder.setTitle("登录"); // builder.setView(R.layout.login_dialog);//API最低21（5.0）新特性 final View view = getLayoutInflater().inflate(R.layout.login_dialog, null); builder.setView(view); // 右 builder.setPositiveButton("确定", new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { // TODO 对接后台 EditText usernames = (EditText) view.findViewById(R.id.edit_username); EditText password = (EditText) view.findViewById(R.id.edit_psd); String username = usernames.getText().toString(); String psd = password.getText().toString(); if (TextUtils.isEmpty(username) & TextUtils.isEmpty(psd)) { Toast toast = new Toast(getApplicationContext()); ImageView imageView = new ImageView(getApplicationContext()); imageView.setImageResource(R.drawable.ic_launcher); TextView tv = new TextView(getApplicationContext()); tv.setText("fuck,你咋不输入账号密码"); tv.setTextColor(Color.BLUE); tv.setTextSize(50); LinearLayout layout = new LinearLayout(getApplicationContext()); layout.setOrientation(LinearLayout.VERTICAL); layout.addView(imageView); layout.addView(tv); toast.setView(layout); toast.show(); } else { Toast.makeText(getApplicationContext(), "账号为：" + username.toString() + "\t密码为：" + psd.toString(), Toast.LENGTH_LONG).show(); } dialog.dismiss(); } }); // 左 builder.setNegativeButton("取消", new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int which) { // TODO 直接关闭 Toast.makeText(getApplicationContext(), "fuck", Toast.LENGTH_LONG).show(); dialog.dismiss(); } }); builder.setCancelable(false); builder.show(); break; case R.id.btn_timePickerDialog:// 弹出当前系统时间的对话框 TimePickerFragment dialog = new TimePickerFragment(); dialog.show(getFragmentManager(), "timepicker"); break; case R.id.btn_date:// 弹出当前系统日期的对话框 DatePickerFragment datePickerFragment = new DatePickerFragment(); datePickerFragment.show(getFragmentManager(), "datePicker"); break; case R.id.btn_getTime:// 得到TimePicker组件的值 getTime(); break; case R.id.btn_getDate: getDate(); break; } } /** * 获取DatePicker组件的值 */ private void getDate() { int year = datePicker.getYear();// 获取当前选中的年份 int month = datePicker.getMonth();// 获取当前选中的月份 int day = datePicker.getDayOfMonth();// 获取当前选中的月份的日期 btn_getDate.setText("当前选中的日期为：" + year + "年" + (month + 1) + "月" + day + "日"); } /** * 获取TimePicker组件的值 */ private void getTime() { int hour = timePicker.getCurrentHour();// 得到当前小时（选中的） int minute = timePicker.getCurrentMinute();// 得到当前分钟(选中的) btn_getTime.setText("当前选中的时间为：" + hour + ":" + minute); } /** * 设置值-----》回调方法-----》显示时间到textview上 * * @param hour * @param minute */ public void setTimeValue(int hour, int minute) { tv_getTime.setText(hour + ":" + minute); } /** * DatePickerFragment回调 * * @param year * @param month * @param day */ public void setDateValue(int year, int month, int day) { tv_date.setText(year + "年" + (month + 1) + "月" + day + "日"); } @Override public void onBackPressed() { // TODO Auto-generated method stub super.onBackPressed(); }}`**DatePickerFragment:**package com.sjm.dialog;
import java.util.Calendar;
import android.app.DatePickerDialog;
import android.app.DatePickerDialog.OnDateSetListener;
import android.os.Bundle;
import android.app.Dialog;
import android.app.DialogFragment;
import android.widget.DatePicker;
/**
* 当前日期对话框
*
* @author sjm
*
*/
public class DatePickerFragment extends DialogFragment implements OnDateSetListener {
private MainActivity mMainActivity;@Overridepublic void onCreate(Bundle savedInstanceState) { // TODO Auto-generated method stub super.onCreate(savedInstanceState); mMainActivity = (MainActivity) getActivity();}@Overridepublic Dialog onCreateDialog(Bundle savedInstanceState) { Calendar c = Calendar.getInstance(); int year = c.get(Calendar.YEAR);// 获取到年份 int month = c.get(Calendar.MONTH);// 获取月份 int day = c.get(Calendar.DAY_OF_MONTH);// 获取当月天数 // 上下文，回调,初始年份，初始月份，初始天数 DatePickerDialog dailog = new DatePickerDialog(getActivity(), this, year, month, day); return dailog;}@Overridepublic void onDateSet(DatePicker view, int year, int monthOfYear, int dayOfMonth) { mMainActivity.setDateValue(year, monthOfYear, dayOfMonth);}}
“`
TimePickerFragment
package com.sjm.dialog;
import java.util.Calendar;
import android.app.Dialog;
import android.app.DialogFragment;
import android.app.TimePickerDialog.OnTimeSetListener;
import android.os.Bundle;
import android.widget.Button;
import android.widget.TimePicker;
/**
*
* 当前系统时间对话框
*
* @author sjm
*
*/
public class TimePickerFragment extends DialogFragment implements OnTimeSetListener {
private int hour;private int minutes;private int second;private MainActivity mainActivity;@Overridepublic void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); // 通过getActivity方法获得fragment所依赖的activity mainActivity = (MainActivity) getActivity();// TODO：注意，只要是fragment都需要使用此方法来得到fragment所依赖的activity}/** * 创建对话框事件，该方法会在MianActivity的按钮事件中调用show方法时，会检查是否已存在dialog，如果不存在时会出发此方法， * 创建dialog，否则会直接显示 */@Overridepublic Dialog onCreateDialog(Bundle savedInstanceState) { // 获取当前的系统时间 Calendar c = Calendar.getInstance();// calendar日历 hour = c.get(Calendar.HOUR_OF_DAY); minutes = c.get(Calendar.MINUTE); // second = c.get(Calendar.SECOND); // 创建时间对话框，参数为（上下文，设置时间事件，小时，分钟，是否为24小时制） android.app.TimePickerDialog dialog = new android.app.TimePickerDialog(getActivity(), this, hour, minutes, true); return dialog;}/** * 设置时间（实现OnTimeSetListener接口需要实现的方法）-------》时间对话框中的"完成"所对应的单击事件 */@Overridepublic void onTimeSet(TimePicker view, int hourOfDay, int minute) { // TODO this.hour = hourOfDay; this.minutes = minute; mainActivity.setTimeValue(hour, minutes);}}
[demo下载：]http://download.csdn.net/detail/qq_34411756/9617843
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