Java DatePicker.init方法代码示例

import android.widget.DatePicker; //导入方法依赖的package包/类
/**
 * Set the initial date, default date is 1980-01-01
 * @param picker
 * @param date initial date, format is 'yyyyy-MM-dd'
 */
@ReactProp(name="date")
public void setDate(DatePicker picker ,String date) {
    @SuppressLint("SimpleDateFormat") SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd");
    Date d = null;
    try {
        d = df.parse(date);
    } catch (ParseException e) {
        e.printStackTrace();
    }
    if (d == null) {
        picker.init(1980, 0, 1, listener);
    } else {
        Calendar calendar = Calendar.getInstance();
        calendar.setTime(d);
        picker.init(calendar.get(Calendar.YEAR),
                calendar.get(Calendar.MONTH),
                calendar.get(Calendar.DAY_OF_MONTH),
                listener);
    }
}
 

import android.widget.DatePicker; //导入方法依赖的package包/类
/**
 * 显示时间窗口
 *
 * @param textView
 */
public static void DateDialog(final Context mContext, final TextView textView) {
    LayoutInflater inflater = LayoutInflater.from(mContext);
    View v = inflater.inflate(R.layout.date_picker, null);
    final DatePicker dataPicker = (DatePicker) v.findViewById(R.id.datePicker);
    Calendar c = Calendar.getInstance();
    mYear = c.get(Calendar.YEAR);
    mMonth = c.get(Calendar.MONTH);
    mDay = c.get(Calendar.DAY_OF_MONTH);
    dataPicker.init(mYear, mMonth, mDay, (datePicker, year, month, day) -> {
        mYear = year;
        mMonth = month;
        mDay = day;
    });

    new MaterialDialog.Builder(mContext)
            .customView(v, false)
            .positiveText(android.R.string.ok)
            .negativeText(android.R.string.cancel)
            .onPositive((dialog, which) -> {
                textView.setText(mYear + "-" + (mMonth + 1) + "-" + mDay);
            }).show();
}
 

import android.widget.DatePicker; //导入方法依赖的package包/类
/**
 * 年月选择对话框
 *
 * @param con
 * @param title
 * @param calendar
 * @param listener
 */
public static void pickMonth(Context con, String title, Calendar calendar, final OnDateSetListener listener) {
    LinearLayout ll = new LinearLayout(con);
    LinearLayout.LayoutParams layoutParams = new LinearLayout.LayoutParams(LinearLayout.LayoutParams.MATCH_PARENT, LinearLayout.LayoutParams.WRAP_CONTENT);
    ll.setLayoutParams(layoutParams);
    ll.setOrientation(LinearLayout.VERTICAL);
    //添加一条线
    LinearLayout line = new LinearLayout(con);
    LinearLayout.LayoutParams lp = new LinearLayout.LayoutParams(LinearLayout.LayoutParams.MATCH_PARENT, 1);
    line.setBackgroundColor(con.getResources().getColor(R.color.line));
    line.setLayoutParams(lp);
    ll.addView(line);
    //添加选择器控件
    final DatePicker datePicker = new DatePicker(con, null, themeId);
    datePicker.setLayoutParams(layoutParams);
    datePicker.init(calendar.get(Calendar.YEAR), calendar.get(Calendar.MONTH), calendar.get(Calendar.DAY_OF_MONTH), null);
    datePicker.setCalendarViewShown(false);
    ll.addView(datePicker);
    //初始化对话框
    QuickDialog.Builder builder = new QuickDialog.Builder(con);
    builder.setContentView(ll);
    builder.setTitle(title);
    builder.setPositiveButton(R.string.confirm, new DialogInterface.OnClickListener() {
        @Override
        public void onClick(DialogInterface dialog, int which) {
            dialog.dismiss();
            listener.onDateSet(datePicker, datePicker.getYear(), datePicker.getMonth(), datePicker.getDayOfMonth());
        }
    });
    builder.create().show();
}
 

import android.widget.DatePicker; //导入方法依赖的package包/类
@Override
protected View onCreateContentView(Bundle savedInstanceState) {

    picker = new DatePicker(getContext());

    Calendar c = Calendar.getInstance();
    if (savedInstanceState != null){
        c.setTimeInMillis(savedInstanceState.getLong(DATE));
    } else if (getArguments().containsKey(DATE)) {
        c.setTimeInMillis(getArguments().getLong(DATE));
    }

    picker.init(c.get(Calendar.YEAR), c.get(Calendar.MONTH), c.get(Calendar.DAY_OF_MONTH), this);

    if (getArguments().containsKey(MIN_DATE)) {
        picker.setMinDate(getArguments().getLong(MIN_DATE));
    }
    if (getArguments().containsKey(MAX_DATE)) {
        picker.setMaxDate(getArguments().getLong(MAX_DATE));
    }
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP
            && getArguments().containsKey(FIRST_DAY_OF_WEEK)) {
        picker.setFirstDayOfWeek(getArguments().getInt(FIRST_DAY_OF_WEEK));
    }



    return picker;
}
 

import android.widget.DatePicker; //导入方法依赖的package包/类
public void showDialogDatePicker(){
    AlertDialog.Builder builder = new AlertDialog.Builder(context, R.style.DialogTransBackGround);
    final AlertDialog dialog_date = builder.create();
    dialog_date.show();
    View view_dialog = LayoutInflater.from(context).inflate(R.layout.item_dialog_datepicker, null);
    dialog_date.setContentView(view_dialog);
    DatePicker picker = (DatePicker) view_dialog.findViewById(R.id.date_picker);
    Button bt_yes = (Button) view_dialog.findViewById(R.id.bt_yes);
    Button bt_no = (Button) view_dialog.findViewById(R.id.bt_no);

    Calendar calendar = Calendar.getInstance();
    int int_Year = calendar.get(Calendar.YEAR);
    int int_Month = calendar.get(Calendar.MONTH);
    int int_Day = calendar.get(Calendar.DAY_OF_MONTH);

    time = int_Year + "-" + String.format("%02d", (int_Month + 1)) + "-" + String.format("%02d", int_Day);
    picker.init(int_Year, int_Month, int_Day, new DatePicker.OnDateChangedListener() {
        @Override
        public void onDateChanged(DatePicker datePicker, int i, int i1, int i2) {
            Log.e("aaa", "" + i2);
            time = i + "-" + String.format("%02d", (i1 + 1)) + "-" + String.format("%02d", i2);
        }
    });
    bt_yes.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View v) {
            et_add_time.setText(time);
            dialog_date.dismiss();
        }
    });
    bt_no.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View view) {
            dialog_date.dismiss();
        }
    });
}
 

import android.widget.DatePicker; //导入方法依赖的package包/类
public static void DateDialog1(final Context mContext, final TextView textView) {
    LayoutInflater inflater = LayoutInflater.from(mContext);
    View v = inflater.inflate(R.layout.date_picker, null);
    final DatePicker dataPicker = (DatePicker) v.findViewById(R.id.datePicker);
    Calendar c = Calendar.getInstance();
    mYear = c.get(Calendar.YEAR);
    mMonth = c.get(Calendar.MONTH);
    mDay = c.get(Calendar.DAY_OF_MONTH);
    dataPicker.init(mYear, mMonth, mDay, (datePicker, year, month, day) -> {
        mYear = year;
        mMonth = month;
        mDay = day;
    });

    new MaterialDialog.Builder(mContext)
            .customView(v, false)
            .positiveText(android.R.string.ok)
            .negativeText(android.R.string.cancel)
            .onPositive((dialog, which) -> {
                try {
                    SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
                    beginDate = sdf.parse(mYear + "-" + (mMonth + 1) + "-" + mDay);
                    //得到long类型当前时间
                    long l = System.currentTimeMillis();
                    //new日期对象
                    Date date = new Date(l);
                    if (beginDate.getTime() < date.getTime())
                        textView.setText(mYear + "-" + (mMonth + 1) + "-" + mDay);
                    else
                        Toast.makeText(mContext, "开始日期不能大于当前日期", Toast.LENGTH_SHORT).show();
                } catch (Exception e) {
                    e.printStackTrace();
                }
            }).show();
}
 

import android.widget.DatePicker; //导入方法依赖的package包/类
/**
 * 隐藏日，只选择年月
 */
public void hideDay() {
    if (Build.VERSION.SDK_INT >= 24) {
        try {
            final Field field = this.findField(DatePickerDialog.class,
                    DatePicker.class, "mDatePicker");

            DatePicker datePicker = (DatePicker) field.get(this);
            final Class<?> delegateClass = Class
                    .forName("android.widget.DatePicker$DatePickerDelegate");
            final Field delegateField = this.findField(DatePicker.class,
                    delegateClass, "mDelegate");

            final Object delegate = delegateField.get(datePicker);
            final Class<?> spinnerDelegateClass = Class
                    .forName("android.widget.DatePickerSpinnerDelegate");

            if (delegate.getClass() != spinnerDelegateClass) {
                delegateField.set(datePicker, null);
                datePicker.removeAllViews();

                final Constructor spinnerDelegateConstructor = spinnerDelegateClass
                        .getDeclaredConstructor(DatePicker.class,
                                Context.class, AttributeSet.class,
                                int.class, int.class);
                spinnerDelegateConstructor.setAccessible(true);

                final Object spinnerDelegate = spinnerDelegateConstructor
                        .newInstance(datePicker, con, null,
                                android.R.attr.datePickerStyle, 0);
                delegateField.set(datePicker, spinnerDelegate);

                datePicker.init(year, monthOfYear, dayOfMonth, this);
                datePicker.setCalendarViewShown(false);
                datePicker.setSpinnersShown(true);
            }
        } catch (Exception e) { /* Do nothing */
        }
    } else {
        ((ViewGroup) ((ViewGroup) getDatePicker().getChildAt(0)).getChildAt(0)).getChildAt(2).setVisibility(View.GONE);
    }
}
 

import android.widget.DatePicker; //导入方法依赖的package包/类
public static void DateDialog2(final Context mContext, final TextView textView) {
    LayoutInflater inflater = LayoutInflater.from(mContext);
    View v = inflater.inflate(R.layout.date_picker, null);
    final DatePicker dataPicker = (DatePicker) v.findViewById(R.id.datePicker);
    Calendar c = Calendar.getInstance();
    mYear = c.get(Calendar.YEAR);
    mMonth = c.get(Calendar.MONTH);
    mDay = c.get(Calendar.DAY_OF_MONTH);
    dataPicker.init(mYear, mMonth, mDay, (datePicker, year, month, day) -> {
        mYear = year;
        mMonth = month;
        mDay = day;
    });

    new MaterialDialog.Builder(mContext)
            .customView(v, false)
            .positiveText(android.R.string.ok)
            .negativeText(android.R.string.cancel)
            .onPositive((dialog, which) -> {
                try {
                    SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
                    Date lastDate = sdf.parse(mYear + "-" + (mMonth + 1) + "-" + mDay);
                    //得到long类型当前时间
                    long l = System.currentTimeMillis();
                    //new日期对象
                    Date nowDate = new Date(l);
                    if (beginDate == null) {
                        Toast.makeText(mContext, "请先选开始日期", Toast.LENGTH_SHORT).show();
                    } else {
                        if (beginDate.getTime() <= lastDate.getTime()
                                && lastDate.getTime() <= nowDate.getTime()) {
                            textView.setText(mYear + "-" + (mMonth + 1) + "-" + mDay);
                        } else if (beginDate.getTime() > lastDate.getTime()) {
                            Toast.makeText(mContext, "结束日期必须大于开始日期", Toast.LENGTH_SHORT).show();
                        } else if (lastDate.getTime() > nowDate.getTime()) {
                            Toast.makeText(mContext, "结束日期不能大于当前日期", Toast.LENGTH_SHORT).show();
                        }
                    }
                } catch (Exception e) {
                    e.printStackTrace();
                }
            }).show();
}