自定义时间选择器

最近项目需要用到时间选择器，官方给的DatePicker和TimePicker有许多问题，没办法自己只好动手

NumberPicker实现简单的时间选择器，代码如下：

实现效果图：

实现代码：

自定义时间选择器DateTimeDialog.java

package cn.zszh.customs.widget;import java.util.Calendar;import java.util.Locale;import android.content.Context;import android.graphics.Color;import android.os.Bundle;import android.view.Gravity;import android.view.View;import android.view.Window;import android.view.WindowManager;import android.widget.LinearLayout;import android.widget.NumberPicker;import android.widget.RelativeLayout;import android.widget.TextView;import android.widget.Toast;import cn.zszh.customs.widget.base.BaseDialog;/** * 自定义时间选择器 * @author Administrator * */public class DateTimeDialog extends BaseDialog{private Calendar mCalendar=Calendar.getInstance(Locale.CHINA);private NumberPicker mYearNumberPicker;//年private NumberPicker mMonthNumberPicker;//月private NumberPicker mDayNumberPicker;//日private NumberPicker mHourNumberPicker;//时private NumberPicker mMinuteNumberPicker;//分private NumberPicker[] mDatePickers={mYearNumberPicker,mMonthNumberPicker,mDayNumberPicker};private NumberPicker[] mTimePickers={mHourNumberPicker,mMinuteNumberPicker};private String[] dates={"年","月","日"};private String[] times={"时","分"};//保存当前选中的时间private int mSelectYear,mSelectMonth,mSelectDate,mSelectHour,mSelectMinute;private TextView mCancel;private TextView mOK;private OnClickListener mListener;//保存是否显示日期和时间private boolean mShowDate;private boolean mShowTime;public DateTimeDialog(Context context) {this(context,true,true);}public DateTimeDialog(Context context,boolean showDate,boolean showTime){super(context);mShowDate=showDate;mShowTime=showTime;mCreateView=initView();initData();initEvent();}@Override  protected void onCreate(Bundle savedInstanceState) {  super.onCreate(savedInstanceState);  //设置Dialog没有标题。需在setContentView之前设置，在之后设置会报错  this.requestWindowFeature(Window.FEATURE_NO_TITLE);  //设置Dialog背景透明效果，必须设置一个背景，否则会有系统的Dialog样式：外部白框  this.getWindow().setBackgroundDrawableResource(android.R.color.transparent);  setContentView(mCreateView);//添加视图布局  initLayout();}  private void initLayout(){WindowManager.LayoutParams params=getWindow().getAttributes();params.width=mScreenWidth;params.gravity=Gravity.BOTTOM;getWindow().setAttributes(params);}private View initView() {  LinearLayout group=new LinearLayout(mContext);  LinearLayout.LayoutParams params=new LinearLayout.LayoutParams(  RelativeLayout.LayoutParams.MATCH_PARENT,  LinearLayout.LayoutParams.WRAP_CONTENT);  group.setLayoutParams(params);  group.setBackgroundColor(Color.BLACK);  group.setOrientation(LinearLayout.VERTICAL);//设置垂直方向  //标题  RelativeLayout rl=new RelativeLayout(mContext);params=new LinearLayout.LayoutParams(RelativeLayout.LayoutParams.MATCH_PARENT,  60*mDensity); params.bottomMargin=1*mDensity;rl.setLayoutParams(params);rl.setBackgroundColor(Color.WHITE);group.addView(rl);mCancel=new TextView(mContext);  RelativeLayout.LayoutParams rlParams=new RelativeLayout.LayoutParams(  RelativeLayout.LayoutParams.WRAP_CONTENT,  RelativeLayout.LayoutParams.WRAP_CONTENT);  rlParams.leftMargin=20*mDensity;rlParams.addRule(RelativeLayout.CENTER_VERTICAL);mCancel.setLayoutParams(rlParams);  mCancel.setText("取消");  mCancel.setTextColor(Color.BLUE);  mCancel.setTextSize(16);  rl.addView(mCancel); TextView title=new TextView(mContext);rlParams=new RelativeLayout.LayoutParams(  RelativeLayout.LayoutParams.WRAP_CONTENT,  RelativeLayout.LayoutParams.WRAP_CONTENT); rlParams.addRule(RelativeLayout.CENTER_IN_PARENT);//居中title.setLayoutParams(rlParams);title.setText("请选择时间");title.setTextColor(Color.BLUE);  title.setTextSize(16);  rl.addView(title); mOK=new TextView(mContext);  rlParams=new RelativeLayout.LayoutParams(  RelativeLayout.LayoutParams.WRAP_CONTENT,  RelativeLayout.LayoutParams.WRAP_CONTENT);  rlParams.rightMargin=20*mDensity;rlParams.addRule(RelativeLayout.ALIGN_PARENT_RIGHT );rlParams.addRule(RelativeLayout.CENTER_VERTICAL );mOK.setLayoutParams(rlParams);  mOK.setText("确定");  mOK.setTextColor(Color.BLUE);  mOK.setTextSize(16);  rl.addView(mOK); //设置内容  RelativeLayout rlContent=new RelativeLayout(mContext);params=new LinearLayout.LayoutParams(  LinearLayout.LayoutParams.MATCH_PARENT,  mScreenHeight/3);  rlContent.setLayoutParams(params);rlContent.setBackgroundColor(Color.WHITE);group.addView(rlContent);LinearLayout ll=new LinearLayout(mContext);  rlParams=new RelativeLayout.LayoutParams(  RelativeLayout.LayoutParams.WRAP_CONTENT,  RelativeLayout.LayoutParams.WRAP_CONTENT); rlParams.addRule(RelativeLayout.CENTER_IN_PARENT);ll.setLayoutParams(rlParams);  ll.setOrientation(LinearLayout.HORIZONTAL);//设置水平方向  rlContent.addView(ll);  //设置Date部分LinearLayout mDate=new LinearLayout(mContext);  params=new LinearLayout.LayoutParams(  LinearLayout.LayoutParams.WRAP_CONTENT,  LinearLayout.LayoutParams.WRAP_CONTENT);params.gravity=Gravity.CENTER_VERTICAL;mDate.setLayoutParams(params);  mDate.setBackgroundColor(Color.WHITE);  mDate.setOrientation(LinearLayout.HORIZONTAL);//设置水平方向  ll.addView(mDate); if(mShowDate)//显示日期选择器for(int i=0;i<mDatePickers.length;i++){params=new LinearLayout.LayoutParams(  50*mDensity,  LinearLayout.LayoutParams.WRAP_CONTENT);if(i!=0)params.width=30*mDensity;params.gravity=Gravity.CENTER_VERTICAL;mDatePickers[i]=new NumberPicker(mContext);mDatePickers[i].setLayoutParams(params);mDate.addView(mDatePickers[i]);params=new LinearLayout.LayoutParams(  LinearLayout.LayoutParams.WRAP_CONTENT,  LinearLayout.LayoutParams.WRAP_CONTENT);params.gravity=Gravity.CENTER_VERTICAL;params.leftMargin=5*mDensity;params.rightMargin=5*mDensity;TextView textview=new TextView(mContext);textview.setText(dates[i]);textview.setLayoutParams(params);mDate.addView(textview);}//设置Time部分LinearLayout mTime=new LinearLayout(mContext);  params=new LinearLayout.LayoutParams(  LinearLayout.LayoutParams.WRAP_CONTENT,  LinearLayout.LayoutParams.WRAP_CONTENT);params.gravity=Gravity.CENTER_VERTICAL;mTime.setLayoutParams(params);  mTime.setBackgroundColor(Color.WHITE);  mTime.setOrientation(LinearLayout.HORIZONTAL);//设置水平方向  ll.addView(mTime); if(mShowTime)//显示时间选择器for(int i=0;i<mTimePickers.length;i++){params=new LinearLayout.LayoutParams(  30*mDensity,  LinearLayout.LayoutParams.WRAP_CONTENT);params.gravity=Gravity.CENTER_VERTICAL;mTimePickers[i]=new NumberPicker(mContext);mTimePickers[i].setLayoutParams(params);mTime.addView(mTimePickers[i]);params=new LinearLayout.LayoutParams(  LinearLayout.LayoutParams.WRAP_CONTENT,  LinearLayout.LayoutParams.WRAP_CONTENT);params.gravity=Gravity.CENTER_VERTICAL;params.leftMargin=5*mDensity;params.rightMargin=5*mDensity;TextView textview=new TextView(mContext);textview.setText(times[i]);textview.setLayoutParams(params);textview.setGravity(Gravity.CENTER);mTime.addView(textview);}return group;  }  public void initData(){//关联mYearNumberPicker=mDatePickers[0];mMonthNumberPicker=mDatePickers[1];mDayNumberPicker=mDatePickers[2];mHourNumberPicker=mTimePickers[0];mMinuteNumberPicker=mTimePickers[1];//年if(mYearNumberPicker!=null){mYearNumberPicker.setMaxValue(2050);mYearNumberPicker.setMinValue(1900);mSelectYear=mCalendar.get(Calendar.YEAR);mYearNumberPicker.setValue(mSelectYear);}//月if(mMonthNumberPicker!=null){mMonthNumberPicker.setMinValue(1);mMonthNumberPicker.setMaxValue(12);mSelectMonth=mCalendar.get(Calendar.MONTH)+1;mMonthNumberPicker.setValue(mSelectMonth);}//日if(mDayNumberPicker!=null){mDayNumberPicker.setMinValue(1);int maxDayNumber=mCalendar.getActualMaximum(Calendar.DATE);//获得当月最大值mDayNumberPicker.setMaxValue(maxDayNumber);mSelectDate=mCalendar.get(Calendar.DATE);mDayNumberPicker.setValue(mSelectDate);}//时if(mHourNumberPicker!=null){mHourNumberPicker.setMinValue(0);mHourNumberPicker.setMaxValue(23);mSelectHour=mCalendar.get(Calendar.HOUR_OF_DAY);// 得到24小时机制    mHourNumberPicker.setValue(mSelectHour);}//分if(mMinuteNumberPicker!=null){mMinuteNumberPicker.setMinValue(0);mMinuteNumberPicker.setMaxValue(59);mSelectMinute=mCalendar.get(Calendar.MINUTE);mMinuteNumberPicker.setValue(mSelectMinute);}}private void initEvent(){//年if(mYearNumberPicker!=null)mYearNumberPicker.setOnValueChangedListener(new NumberPicker.OnValueChangeListener() {public void onValueChange(NumberPicker picker, int oldVal, int newVal) {mSelectYear=newVal;mCalendar.set(Calendar.YEAR, mSelectMonth);//设置日历选择的年份int maxDayNumber=mCalendar.getActualMaximum(Calendar.DATE);mDayNumberPicker.setMaxValue(maxDayNumber);}});//月if(mMonthNumberPicker!=null)mMonthNumberPicker.setOnValueChangedListener(new NumberPicker.OnValueChangeListener() {public void onValueChange(NumberPicker picker, int oldVal, int newVal) {mSelectMonth=newVal;mCalendar.set(Calendar.MONTH, mSelectMonth-1);//设置日历选择的月份int maxDayNumber=mCalendar.getActualMaximum(Calendar.DATE);mDayNumberPicker.setMaxValue(maxDayNumber);}});//日if(mDayNumberPicker!=null)mDayNumberPicker.setOnValueChangedListener(new NumberPicker.OnValueChangeListener() {public void onValueChange(NumberPicker picker, int oldVal, int newVal) {mSelectDate=newVal;}});//时if(mHourNumberPicker!=null)mHourNumberPicker.setOnValueChangedListener(new NumberPicker.OnValueChangeListener() {public void onValueChange(NumberPicker picker, int oldVal, int newVal) {mSelectHour=newVal;}});//分if(mMinuteNumberPicker!=null)mMinuteNumberPicker.setOnValueChangedListener(new NumberPicker.OnValueChangeListener() {public void onValueChange(NumberPicker picker, int oldVal, int newVal) {mSelectMinute=newVal;}});//取消mCancel.setOnClickListener(new View.OnClickListener() {public void onClick(View v) {cancel();}});//确定mOK.setOnClickListener(new View.OnClickListener() {public void onClick(View v) {Toast.makeText(mContext, getDateTime(), Toast.LENGTH_SHORT).show();if(mListener!=null)//将时间值提供给需要者mListener.onClick(mCalendar,getDateTime(),getSelectState());cancel();}});}public String getDateTime(){return  mSelectYear+"年"+String.format("%02d", mSelectMonth)+"月"+String.format("%02d", mSelectDate)+"日  "+String.format("%02d", mSelectHour)+"时"+String.format("%02d", mSelectMinute)+"分";}/** * 获取选中的时间值的接口 * @author zszh */public interface OnClickListener {void onClick(Calendar calendar,String dateTime,int selectState);}public void setOnClickListener(OnClickListener listener){mListener=listener;}/** * 返回选择的时间戳，与当前时间的大小 * @return -1表示以前，0表示今天，1表示以后 */private int getSelectState(){Calendar calendar=Calendar.getInstance(Locale.CHINA);//得到当前的时间int year=calendar.get(Calendar.YEAR);int month=calendar.get(Calendar.MONTH)+1;int date=calendar.get(Calendar.DATE);if(year==mSelectYear && month==mSelectMonth && date==mSelectDate){//今天return 0;}else if(mSelectYear==year && mSelectMonth==month && mSelectDate>date||mSelectYear==year && mSelectMonth>month ||mSelectYear>year){//以后return 1;}else{//以前return -1;}}}

基类BaseDialog.java

package cn.zszh.customs.widget.base;    import android.app.Dialog;  import android.content.Context;  import android.util.DisplayMetrics;  import android.view.KeyEvent;import android.view.View;  import android.view.animation.Animation;  import android.view.animation.Animation.AnimationListener;import android.view.animation.TranslateAnimation;  public  class BaseDialog extends Dialog{      public View mCreateView;      public Context mContext;      public int mScreenWidth;//屏幕宽      public int mScreenHeight;//屏幕高      public int mDensity;//单位像素      public Animation mExitAnim;//退出动画      public Animation mEnterAnim;//进入动画        public BaseDialog(Context context) {          super(context);          init(context);      }      private void init(Context context) {          mContext=context;          //计算屏幕的宽高像素          DisplayMetrics metrics=mContext.getResources().getDisplayMetrics();          mScreenHeight=metrics.heightPixels;          mScreenWidth=metrics.widthPixels;          mDensity=(int) metrics.density;      }      @Override      public void show() {          super.show();          enterAnimation();//进入动画      }      /**      * 进入动画      */      private void enterAnimation(){          if(mEnterAnim==null){              mEnterAnim=new TranslateAnimation(1, 0, 1, 0, 1, 1, 1, 0);              mEnterAnim.setDuration(500);          }          mCreateView.startAnimation(mEnterAnim);      }      /**      * 退出动画      */      private void exitAnimation(){          if(mExitAnim==null){              mExitAnim=new TranslateAnimation(1, 0, 1, 0, 1, 0, 1, 1);              mExitAnim.setDuration(500);              mExitAnim.setAnimationListener(                      new AnimationListener() {                           @Override                           public void onAnimationStart(Animation animation) {                           }                           @Override                           public void onAnimationRepeat(Animation animation) {                           }                           @Override                           public void onAnimationEnd(Animation animation) {                               dismissDialog(); //动画完成执行关闭                          }                       });           }          mCreateView.startAnimation(mExitAnim);      }      /**      * 执行关闭      */      private void dismissDialog() {           super.dismiss();       }      /**      * 执行动画      */      @Override       public void dismiss() {           exitAnimation();      }            @Override       public boolean onKeyDown(int keyCode, KeyEvent event) {           if (keyCode == KeyEvent.KEYCODE_MENU) {               dismiss();           } return super.onKeyDown(keyCode, event);       }  }  

好了，代码到此完成