android DatePickerDialog配合edittext实现按日期查询详解手机开发

public static DatePickerDialog showDateDialog(Context ctx, final EditText editText)//editText是我们要显示选择日期值 
    { 
         
       Calendar c = Calendar.getInstance();//获取当前日期 
       int year = c.get(Calendar.YEAR); 
       int month = c.get(Calendar.MONTH); 
       int day = c.get(Calendar.DAY_OF_MONTH); 
        final DatePickerDialog datePickerDialog = new DatePickerDialog(ctx,null,year,month,day); 
 
        datePickerDialog.setButton(DialogInterface.BUTTON_POSITIVE, "完成", new DialogInterface.OnClickListener() { 
            @Override 
            public void onClick(DialogInterface dialog, int which) { 
 
                DatePicker datePicker = datePickerDialog.getDatePicker(); 
 
                int year = datePicker.getYear(); 
 
                int month = datePicker.getMonth(); 
 
                int day = datePicker.getDayOfMonth(); 
 
                StringBuilder monthBuilder = new StringBuilder(); 
                if (month + 1 < 10) { 
                    monthBuilder.append("0"); 
                } 
                monthBuilder.append(month + 1); 
 
                StringBuilder dayBuilder = new StringBuilder(); 
                if (day < 10) { 
                    dayBuilder.append("0"); 
                } 
                dayBuilder.append(day); 
 
                editText.setText(year + "-" + monthBuilder.toString() + "-" + dayBuilder.toString());//点击完成将处理好的日期值写到edittext上 
            } 
        }); 
        datePickerDialog.setButton(DialogInterface.BUTTON_NEGATIVE, "取消", new DialogInterface.OnClickListener() { 
            @Override 
            public void onClick(DialogInterface dialog, int which) { 
                datePickerDialog.cancel(); 
            } 
        }); 
        datePickerDialog.getDatePicker().setCalendarViewShown(false); 
        return datePickerDialog; 
    }

public static DatePickerDialog showDateDialog(Context ctx, final EditText editText) 
    { 
        int year = 0; 
        int month = 0; 
        int day = 0; 

　　　　　//首次打开 
        if(editText.getText().toString().length()==0) { 
            Calendar c = Calendar.getInstance(); 
            year = c.get(Calendar.YEAR); 
            month = c.get(Calendar.MONTH); 
            day = c.get(Calendar.DAY_OF_MONTH); 
        }else{//有值的情况下 
            String currDate = editText.getText().toString(); 
            year = Integer.valueOf(currDate.split("-")[0].toString()); 
            month = Integer.valueOf(currDate.split("-")[1].toString())-1; 
            day = Integer.valueOf(currDate.split("-")[2].toString()); 
        } 
 
        final DatePickerDialog datePickerDialog = new DatePickerDialog(ctx,null,year,month,day); 
 
        datePickerDialog.setButton(DialogInterface.BUTTON_POSITIVE, "完成", new DialogInterface.OnClickListener() { 
            @Override 
            public void onClick(DialogInterface dialog, int which) { 
 
                DatePicker datePicker = datePickerDialog.getDatePicker(); 
 
                int year = datePicker.getYear(); 
 
                int month = datePicker.getMonth(); 
 
                int day = datePicker.getDayOfMonth(); 
 
                StringBuilder monthBuilder = new StringBuilder(); 
                if (month + 1 < 10) { 
                    monthBuilder.append("0"); 
                } 
                monthBuilder.append(month + 1); 
 
                StringBuilder dayBuilder = new StringBuilder(); 
                if (day < 10) { 
                    dayBuilder.append("0"); 
                } 
                dayBuilder.append(day); 
 
                editText.setText(year + "-" + monthBuilder.toString() + "-" + dayBuilder.toString()); 
            } 
        }); 
        datePickerDialog.setButton(DialogInterface.BUTTON_NEGATIVE, "取消", new DialogInterface.OnClickListener() { 
            @Override 
            public void onClick(DialogInterface dialog, int which) { 
                datePickerDialog.cancel(); 
            } 
        }); 
        datePickerDialog.getDatePicker().setCalendarViewShown(false); 
        return datePickerDialog; 
    }

 conditionEdit.setOnTouchListener(new View.OnTouchListener() { 
            @Override 
            public boolean onTouch(View view, MotionEvent motionEvent) { 
                if(dialog!=null && dialog.isShowing()){ 
                    return true; 
                } 
                if (motionEvent.getAction() == MotionEvent.ACTION_DOWN) 
                { 
                    conditionEdit.clearFocus(); 
                    conditionEdit.requestFocus(); 
                } 
                if (motionEvent.getAction() == MotionEvent.ACTION_UP) 
                { 
                    dialog  = Dialog.showDateDialog(ReservationActivity.this, conditionEdit); 
                    dialog.show(); 
                } 
                return false; 
            } 
        });