615 lines
32 KiB
Java
615 lines
32 KiB
Java
package com.hty.event;
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import android.app.Activity;
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import android.app.AlertDialog;
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import android.app.SearchManager;
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import android.content.ClipData;
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import android.content.ClipboardManager;
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import android.content.ContentValues;
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import android.content.Context;
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import android.content.DialogInterface;
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import android.content.Intent;
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import android.database.Cursor;
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import android.database.sqlite.SQLiteDatabase;
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import android.net.Uri;
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import android.os.Bundle;
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import android.os.Environment;
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import android.text.Editable;
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import android.text.TextWatcher;
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import android.util.Log;
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import android.view.ContextMenu;
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import android.view.LayoutInflater;
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import android.view.Menu;
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import android.view.MenuItem;
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import android.view.View;
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import android.view.WindowManager;
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import android.view.inputmethod.InputMethodManager;
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import android.widget.AdapterView;
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import android.widget.DatePicker;
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import android.widget.EditText;
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import android.widget.ImageButton;
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import android.widget.LinearLayout;
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import android.widget.ListView;
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import android.widget.SimpleCursorAdapter;
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import android.widget.TextView;
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import android.widget.TimePicker;
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import android.widget.Toast;
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import java.io.BufferedWriter;
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import java.io.File;
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import java.io.FileWriter;
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import java.lang.reflect.Field;
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import java.text.SimpleDateFormat;
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import java.util.Date;
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import java.util.Locale;
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public class MainActivity extends Activity {
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static File dir;
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EditText editText_search;
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ImageButton imageButton_clear;
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ListView listView;
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SimpleCursorAdapter adapter;
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InputMethodManager IMM;
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SimpleDateFormat SDF = new SimpleDateFormat("yyyy-MM-dd HH:mm", Locale.getDefault());
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SimpleDateFormat SDF_date = new SimpleDateFormat("yyyy-MM-dd", Locale.getDefault());
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int position1 = 0;
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String[] from = { "_id", "time", "location", "event" };
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int[] to = { R.id.textView_id, R.id.textView_time, R.id.textView_location, R.id.textView_event };
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SimpleCursorAdapter.ViewBinder viewBinder;
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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String path = Environment.getExternalStorageDirectory().getPath() + File.separator + "HTY" + File.separator + "Event";
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dir = new File(path);
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if (!dir.exists()) {
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boolean b = dir.mkdirs();
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if (!b)
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Toast.makeText(MainActivity.this, "创建文件夹 " + path + " 失败！", Toast.LENGTH_SHORT).show();
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}
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setContentView(R.layout.activity_main);
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getWindow().setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_STATE_HIDDEN);
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IMM = (InputMethodManager) getApplicationContext().getSystemService(Context.INPUT_METHOD_SERVICE);
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editText_search = (EditText) findViewById(R.id.editText_search);
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editText_search.addTextChangedListener(new TextWatcher(){
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@Override
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public void beforeTextChanged(CharSequence s, int start, int count,int after) {
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}
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@Override
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public void onTextChanged(CharSequence s, int start, int before, int count) {
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}
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@Override
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public void afterTextChanged(Editable s) {
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if (s.toString().equals("")) {
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imageButton_clear.setVisibility(View.GONE);
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} else {
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imageButton_clear.setVisibility(View.VISIBLE);
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}
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search(s.toString());
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}
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});
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imageButton_clear = (ImageButton) findViewById(R.id.imageButton_clear);
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imageButton_clear.setVisibility(View.GONE);
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imageButton_clear.setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View v) {
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editText_search.setText("");
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}
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});
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listView = (ListView) findViewById(R.id.listView);
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viewBinder = new SimpleCursorAdapter.ViewBinder() {
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public boolean setViewValue(View view, Cursor cursor, int columnIndex){
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//Log.e(Thread.currentThread().getStackTrace()[2] + "", view.toString() + columnIndex);
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if (view.getId() == R.id.textView_time) {
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Date date = new Date(cursor.getLong(columnIndex));
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((TextView) view).setText(SDF.format(date));
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return true;
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}
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return false;
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}
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};
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search("");
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}
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@Override
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public boolean onCreateOptionsMenu(Menu menu) {
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String[] sm = { "添加", "日期范围搜索", "分享数据库", "导出HTML", "导出CSV", "更新日志", "关于", "退出" };
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for (int i=0; i<sm.length; i++) {
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menu.add(0, i, i, sm[i]);
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}
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return true;
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}
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@Override
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public boolean onOptionsItemSelected(MenuItem item) {
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int item_id = item.getItemId();
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switch (item_id) {
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case 0:
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LayoutInflater layoutInflater = LayoutInflater.from(this);
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View view = layoutInflater.inflate(R.layout.event_edit, null);
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final EditText editText_location = (EditText) view.findViewById(R.id.editText_location);
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final EditText editText_event = (EditText) view.findViewById(R.id.editText_event);
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final DatePicker datePicker = (DatePicker) view.findViewById(R.id.datePicker);
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final TimePicker timePicker = (TimePicker) view.findViewById(R.id.timePicker);
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timePicker.setIs24HourView(true);
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AlertDialog.Builder builder = new AlertDialog.Builder(MainActivity.this);
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builder.setIcon(android.R.drawable.ic_menu_add);
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builder.setTitle("添加事件");
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builder.setView(view);
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builder.setPositiveButton("确定", new DialogInterface.OnClickListener() {
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@Override
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public void onClick(DialogInterface dialog, int which) {
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int year = datePicker.getYear();
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int month = datePicker.getMonth();
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int day = datePicker.getDayOfMonth();
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int hour = timePicker.getCurrentHour();
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int minute = timePicker.getCurrentMinute();
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Date date = new Date(year - 1900, month, day, hour, minute);
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String stime = SDF.format(date);
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Log.e(Thread.currentThread().getStackTrace()[2] + "", stime);
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String slocation = editText_location.getText().toString();
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String sevent = editText_event.getText().toString();
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Field field = null;
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try {
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//通过反射获取dialog中的私有属性mShowing
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field = dialog.getClass().getSuperclass().getDeclaredField("mShowing");
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field.setAccessible(true);//设置该属性可以访问
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} catch (Exception ex) {
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}
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if (!slocation.equals("") && (!sevent.equals(""))) {
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DBHelper dbHelper = new DBHelper(getApplicationContext());
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ContentValues values = new ContentValues();
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//values.put("time", calendar.getTime().getTime());
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values.put("time", date.getTime());
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values.put("location", slocation);
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values.put("event", sevent);
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dbHelper.insert(values);
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IMM.hideSoftInputFromWindow(editText_location.getWindowToken(), 0);
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search(editText_search.getText().toString());
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try {
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//关闭
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field.set(dialog, true);
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dialog.dismiss();
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} catch (Exception ex) {
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}
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} else {
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if (slocation.equals("")){
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editText_location.setError("地点不能为空！");
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}
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if (sevent.equals("")){
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editText_event.setError("事件不能为空！");
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}
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try {
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//设置dialog不可关闭
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field.set(dialog, false);
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dialog.dismiss();
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} catch (Exception ex) {
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}
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}
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}
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});
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builder.setNegativeButton("取消", new DialogInterface.OnClickListener() {
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@Override
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public void onClick(DialogInterface dialog, int which) {
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IMM.hideSoftInputFromWindow(editText_event.getWindowToken(), 0);
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Field field = null;
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try {
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//通过反射获取dialog中的私有属性mShowing
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field = dialog.getClass().getSuperclass().getDeclaredField("mShowing");
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field.setAccessible(true);//设置该属性可以访问
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} catch (Exception ex) {
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}
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try {
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field.set(dialog, true);
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dialog.dismiss();
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} catch (Exception ex) {
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}
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}
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});
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builder.create().show();
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break;
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case 1:
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LayoutInflater layoutInflater1 = LayoutInflater.from(this);
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View view1 = layoutInflater1.inflate(R.layout.date_range, null);
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final DatePicker datePicker_start = (DatePicker) view1.findViewById(R.id.datePicker_start);
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final DatePicker datePicker_end = (DatePicker) view1.findViewById(R.id.datePicker_end);
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AlertDialog.Builder builder1 = new AlertDialog.Builder(MainActivity.this);
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builder1.setIcon(android.R.drawable.ic_menu_search);
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builder1.setTitle("日期范围搜索");
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builder1.setView(view1);
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builder1.setPositiveButton("确定", new DialogInterface.OnClickListener() {
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@Override
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public void onClick(DialogInterface dialog, int which) {
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Date date_start = new Date(datePicker_start.getYear() - 1900, datePicker_start.getMonth(), datePicker_start.getDayOfMonth());
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Date date_end = new Date(datePicker_end.getYear() - 1900, datePicker_end.getMonth(), datePicker_end.getDayOfMonth());
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Field field = null;
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try { //通过反射获取dialog中的私有属性mShowing
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field = dialog.getClass().getSuperclass().getDeclaredField("mShowing");
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field.setAccessible(true); //设置该属性可以访问
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} catch (Exception e) {
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Toast.makeText(getApplicationContext(), e.toString(), Toast.LENGTH_SHORT).show();
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}
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if (date_end.getTime() >= date_start.getTime()) {
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DBHelper helper = new DBHelper(MainActivity.this);
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Cursor cursor = helper.query(date_start.getTime(), date_end.getTime());
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int count = cursor.getCount();
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if (date_end.getTime() > date_start.getTime())
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setTitle(SDF_date.format(date_start) + "到" + SDF_date.format(date_end) + "的事件" + count);
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else
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setTitle(SDF_date.format(date_start) + "的事件" + count);
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adapter = new SimpleCursorAdapter(MainActivity.this, R.layout.item_event, cursor, from, to, 0);
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adapter.setViewBinder(viewBinder);
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listView.setAdapter(adapter);
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try { //关闭
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field.set(dialog, true);
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dialog.dismiss();
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} catch (Exception e) {
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Toast.makeText(getApplicationContext(), e.toString(), Toast.LENGTH_SHORT).show();
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}
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} else {
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Toast.makeText(getApplicationContext(), "结束日期比开始日期早！", Toast.LENGTH_SHORT).show();
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try { //设置dialog不可关闭
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field.set(dialog, false);
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dialog.dismiss();
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} catch (Exception e) {
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Toast.makeText(getApplicationContext(), e.toString(), Toast.LENGTH_SHORT).show();
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}
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}
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}
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});
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builder1.setNegativeButton("取消", new DialogInterface.OnClickListener() {
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@Override
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public void onClick(DialogInterface dialog, int which) {
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Field field = null;
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try {
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//通过反射获取dialog中的私有属性mShowing
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field = dialog.getClass().getSuperclass().getDeclaredField("mShowing");
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field.setAccessible(true);//设置该属性可以访问
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} catch (Exception ex) {
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}
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try {
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field.set(dialog, true);
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dialog.dismiss();
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} catch (Exception e) {
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Toast.makeText(getApplicationContext(), e.toString(), Toast.LENGTH_SHORT).show();
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}
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}
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});
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builder1.create().show();
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break;
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case 2:
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File file = new File(DBHelper.DATABASE_NAME);
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if (file.exists()) {
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Intent intent = new Intent();
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intent.setAction(Intent.ACTION_SEND);
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intent.putExtra(Intent.EXTRA_STREAM, Uri.fromFile(file));
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intent.setType("*/*");
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startActivity(Intent.createChooser(intent, "分享 " + DBHelper.filename));
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} else {
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Toast.makeText(getApplicationContext(), "数据库文件不存在", Toast.LENGTH_SHORT).show();
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}
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break;
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case 3:
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String s = "<html>\n<head>\n<meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\"/><meta name=\"viewport\" content=\"width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no\"/>\n<title>事件</title>\n<style>a { text-decoration:none; }\ntable { table-layout:fixed; width:100%; border-collapse:collapse; }\nth, td { border:1px solid black; padding:5px; overflow:hidden; text-overflow: ellipsis; }\n</style>\n</head>\n<body>\n<h2 align=center>事件" + adapter.getCount() + "</h2>\n<table>\n<tr><th>时间</th><th>地点</th><th>事件</th></tr>\n";
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for (int i=0; i<adapter.getCount(); i++){
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LinearLayout layout = (LinearLayout) listView.getAdapter().getView(i, null, null);
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TextView textView_time = (TextView) layout.findViewById(R.id.textView_time);
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TextView textView_location = (TextView) layout.findViewById(R.id.textView_location);
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TextView textView_event = (TextView) layout.findViewById(R.id.textView_event);
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s = s + "<tr><td>" + textView_time.getText().toString() + "</td><td>" + textView_location.getText().toString() + "</td><td>" + textView_event.getText().toString() + "</td></tr>\n";
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}
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s += "</table>\n</body>\n</html>";
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String filename = "event.htm";
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if (!editText_search.getText().toString().equals(""))
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filename = editText_search.getText().toString() + ".htm";
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writeFile(filename, s);
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break;
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case 4:
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s = "";
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for (int i=0; i<adapter.getCount(); i++){
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LinearLayout layout = (LinearLayout) listView.getAdapter().getView(i, null, null);
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TextView textView_time = (TextView) layout.findViewById(R.id.textView_time);
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TextView textView_location = (TextView) layout.findViewById(R.id.textView_location);
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TextView textView_event = (TextView) layout.findViewById(R.id.textView_event);
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s = s + textView_time.getText().toString() + "," + textView_location.getText().toString().replace("\n", " ").replace(",","，") + "," + textView_event.getText().toString().replace("\n", " ").replace(",","，") + "\r\n";
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}
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filename = "event.csv";
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if (!editText_search.getText().toString().equals(""))
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filename = editText_search.getText().toString() + ".csv";
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writeFile(filename, s);
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break;
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case 5:
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new AlertDialog.Builder(this)
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.setIcon(R.mipmap.ic_launcher)
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.setTitle("更新日志")
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.setMessage("V1.6 (2023-10)\n增加日期范围搜索。\n\nV1.5 (2023-02)\n移除DatePicker控件的startYear、endYear属性，去除日期限制。\n\nV1.4 (2022-11)\n修复：修改和删除后没按搜索词查询。\n\nV1.3 (2022-10)\n增加数据库文件分享。\n优化距今天数计算。\n\nV1.2 (2020-11)\n修复修改后没有按搜索词过滤。\n\nV1.1 (2020-08)\n增加跳转浏览器搜索。\n修改、删除记住位置。\n时间设置为24小时。\n\nV1.0 (2020-03)\n显示、添加、搜索日志，导出HTML、CSV。")
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.setPositiveButton("确定", null).show();
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break;
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case 6:
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new AlertDialog.Builder(this).setIcon(R.mipmap.ic_launcher).setTitle("事件日志 V1.6")
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.setMessage("显示、添加、搜索日志，导出HTML、CSV。\n作者：海天鹰\nQQ：84429027")
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.setPositiveButton("确定", null).show();
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break;
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case 7:
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finish();
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break;
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}
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return true;
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}
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void search(String s) {
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DBHelper helper = new DBHelper(this);
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Cursor cursor1 = helper.query(s);
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int count = cursor1.getCount();
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setTitle("事件" + count);
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adapter = new SimpleCursorAdapter(this, R.layout.item_event, cursor1, from, to, 0);
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adapter.setViewBinder(viewBinder);
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listView.setAdapter(adapter);
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listView.setOnItemClickListener(new AdapterView.OnItemClickListener() {
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@Override
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public void onItemClick(AdapterView<?> adapterView, View view, int position, long id) {
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IMM.hideSoftInputFromWindow(editText_search.getWindowToken(), 0);
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final String stime = ((TextView) view.findViewById(R.id.textView_time)).getText().toString();
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final String location = ((TextView) view.findViewById(R.id.textView_location)).getText().toString();
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final String event = ((TextView) view.findViewById(R.id.textView_event)).getText().toString();
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final AlertDialog.Builder builder = new AlertDialog.Builder(MainActivity.this);
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builder.setIcon(android.R.drawable.ic_menu_info_details);
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String title = "";
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Date date;
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try {
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date = SDF.parse(stime);
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title = DayDiff(date);
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} catch (Exception e) {
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Toast.makeText(getApplicationContext(), e.toString(), Toast.LENGTH_SHORT).show();
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}
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builder.setTitle(title);
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builder.setMessage(stime + "\n" + location + "\n" + event);
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builder.setPositiveButton("复制", new DialogInterface.OnClickListener() {
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@Override
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public void onClick(DialogInterface dialog, int which) {
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ClipboardManager CM = (ClipboardManager) getSystemService(Context.CLIPBOARD_SERVICE);
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ClipData clipData = ClipData.newPlainText("text", stime + "\n" + location + "\n" + event);
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CM.setPrimaryClip(clipData);
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Toast.makeText(getApplicationContext(), "内容已复制", Toast.LENGTH_SHORT).show();
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dialog.dismiss();
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}
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});
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builder.setNegativeButton("搜索", new DialogInterface.OnClickListener() {
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@Override
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public void onClick(DialogInterface dialog, int which) {
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AlertDialog.Builder builder1 = new AlertDialog.Builder(MainActivity.this);
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builder1.setIcon(android.R.drawable.ic_menu_search);
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builder1.setTitle("搜索");
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final EditText editText = new EditText(MainActivity.this);
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editText.setText(event);
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builder1.setView(editText);
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builder1.setPositiveButton("搜索", new DialogInterface.OnClickListener() {
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@Override
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public void onClick(DialogInterface dialog, int which) {
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IMM.hideSoftInputFromWindow(editText.getWindowToken(), 0);
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Intent intent = new Intent();
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intent.setAction(Intent.ACTION_WEB_SEARCH);
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intent.putExtra(SearchManager.QUERY, editText.getText().toString());
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startActivity(intent);
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}
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});
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builder1.create().show();
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}
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});
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builder.setNeutralButton("分享", new DialogInterface.OnClickListener() {
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@Override
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public void onClick(DialogInterface dialog, int which) {
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Intent intent = new Intent();
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intent.setAction(Intent.ACTION_SEND);
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intent.putExtra(Intent.EXTRA_TEXT, stime + "\n" + location + "\n" + event);
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intent.setType("text/plain");
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startActivity(Intent.createChooser(intent, "分享到"));
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dialog.dismiss();
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}
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});
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builder.create().show();
|
||
}
|
||
});
|
||
listView.setOnCreateContextMenuListener(new View.OnCreateContextMenuListener() {
|
||
@Override
|
||
public void onCreateContextMenu(ContextMenu menu, View view, ContextMenu.ContextMenuInfo menuInfo) {
|
||
//AdapterView.AdapterContextMenuInfo info = (AdapterView.AdapterContextMenuInfo) menuInfo;
|
||
//String title = ((TextView) info.targetView.findViewById(R.id.title)).getText().toString();
|
||
//menu.setHeaderTitle(title);
|
||
menu.add(0, 0, 0, "复制");
|
||
menu.add(0, 1, 1, "分享");
|
||
menu.add(0, 2, 2, "修改");
|
||
menu.add(0, 3, 3, "删除");
|
||
}
|
||
});
|
||
}
|
||
|
||
@Override
|
||
public boolean onContextItemSelected(MenuItem item) {
|
||
AdapterView.AdapterContextMenuInfo menuInfo = (AdapterView.AdapterContextMenuInfo) item.getMenuInfo();
|
||
final String sid = ((TextView) menuInfo.targetView.findViewById(R.id.textView_id)).getText().toString();
|
||
String stime = ((TextView) menuInfo.targetView.findViewById(R.id.textView_time)).getText().toString();
|
||
String location = ((TextView) menuInfo.targetView.findViewById(R.id.textView_location)).getText().toString();
|
||
String event = ((TextView) menuInfo.targetView.findViewById(R.id.textView_event)).getText().toString();
|
||
position1 = menuInfo.position;
|
||
switch (item.getItemId()) {
|
||
case 0:
|
||
ClipboardManager CM = (ClipboardManager) getSystemService(CLIPBOARD_SERVICE);
|
||
CM.setPrimaryClip(ClipData.newPlainText("text", stime + "\n" + location + "\n" + event));
|
||
Toast.makeText(getApplicationContext(), "内容已复制", Toast.LENGTH_SHORT).show();
|
||
break;
|
||
case 1:
|
||
Intent intent = new Intent();
|
||
intent.setAction(Intent.ACTION_SEND);
|
||
intent.putExtra(Intent.EXTRA_TEXT, stime + "\n" + location + "\n" + event);
|
||
intent.setType("text/plain");
|
||
startActivity(Intent.createChooser(intent, "分享到"));
|
||
break;
|
||
case 2:
|
||
LayoutInflater layoutInflater = LayoutInflater.from(this);
|
||
View view = layoutInflater.inflate(R.layout.event_edit, null);
|
||
final EditText editText_location = (EditText) view.findViewById(R.id.editText_location);
|
||
final EditText editText_event = (EditText) view.findViewById(R.id.editText_event);
|
||
final DatePicker datePicker = (DatePicker) view.findViewById(R.id.datePicker);
|
||
final TimePicker timePicker = (TimePicker) view.findViewById(R.id.timePicker);
|
||
timePicker.setIs24HourView(true);
|
||
Date date;
|
||
try {
|
||
date = SDF.parse(stime);
|
||
datePicker.init(date.getYear() + 1900, date.getMonth(), date.getDate(), null);
|
||
timePicker.setCurrentHour(date.getHours());
|
||
timePicker.setCurrentMinute(date.getMinutes());
|
||
} catch (Exception e){
|
||
Toast.makeText(getApplicationContext(), e.toString(), Toast.LENGTH_SHORT);
|
||
}
|
||
editText_location.setText(location);
|
||
editText_event.setText(event);
|
||
AlertDialog.Builder builder = new AlertDialog.Builder(MainActivity.this);
|
||
builder.setIcon(android.R.drawable.ic_menu_edit);
|
||
builder.setTitle("修改事件");
|
||
builder.setView(view);
|
||
builder.setPositiveButton("确定", new DialogInterface.OnClickListener() {
|
||
@Override
|
||
public void onClick(DialogInterface dialog, int which) {
|
||
String location = editText_location.getText().toString();
|
||
String event = editText_event.getText().toString();
|
||
Field field = null;
|
||
try {
|
||
//通过反射获取dialog中的私有属性mShowing
|
||
field = dialog.getClass().getSuperclass().getDeclaredField("mShowing");
|
||
field.setAccessible(true);//设置该属性可以访问
|
||
} catch (Exception ex) {
|
||
|
||
}
|
||
if (!location.equals("") && !event.equals("")) {
|
||
int year = datePicker.getYear();
|
||
int month = datePicker.getMonth();
|
||
int day = datePicker.getDayOfMonth();
|
||
int hour = timePicker.getCurrentHour();
|
||
int minute = timePicker.getCurrentMinute();
|
||
Date date = new Date(year - 1900, month, day, hour, minute);
|
||
DBHelper dbHelper = new DBHelper(getApplicationContext());
|
||
SQLiteDatabase db = dbHelper.getWritableDatabase();
|
||
ContentValues values = new ContentValues();
|
||
values.put("time", date.getTime());
|
||
values.put("location", location);
|
||
values.put("event", event);
|
||
db.update(DBHelper.TableName, values, "_id = " + sid, null);
|
||
search(editText_search.getText().toString());
|
||
listView.setSelection(position1);
|
||
IMM.hideSoftInputFromWindow(editText_location.getWindowToken(), 0);
|
||
try {
|
||
//关闭
|
||
field.set(dialog, true);
|
||
dialog.dismiss();
|
||
} catch (Exception ex) {
|
||
}
|
||
} else {
|
||
if (location.equals("")){
|
||
editText_location.setError("地点不能为空！");
|
||
}
|
||
if (event.equals("")){
|
||
editText_event.setError("事件不能为空！");
|
||
}
|
||
try {
|
||
//设置dialog不可关闭
|
||
field.set(dialog, false);
|
||
dialog.dismiss();
|
||
} catch (Exception ex) {
|
||
}
|
||
}
|
||
}
|
||
});
|
||
builder.setNegativeButton("取消", new DialogInterface.OnClickListener() {
|
||
@Override
|
||
public void onClick(DialogInterface dialog, int which) {
|
||
Field field = null;
|
||
try {
|
||
//通过反射获取dialog中的私有属性mShowing
|
||
field = dialog.getClass().getSuperclass().getDeclaredField("mShowing");
|
||
field.setAccessible(true);//设置该属性可以访问
|
||
} catch (Exception ex) {
|
||
}
|
||
try {
|
||
field.set(dialog, true);
|
||
dialog.dismiss();
|
||
} catch (Exception ex) {
|
||
}
|
||
}
|
||
});
|
||
builder.create().show();
|
||
break;
|
||
case 3:
|
||
new AlertDialog.Builder(MainActivity.this)
|
||
.setIcon(android.R.drawable.stat_sys_warning)
|
||
.setTitle("删除操作")
|
||
.setMessage("此步骤不可还原，确定删除" + sid + "？\n" + stime + "\n" + location + "\n" + event)
|
||
.setPositiveButton("是", new DialogInterface.OnClickListener() {
|
||
@Override
|
||
public void onClick(DialogInterface dialog, int which) {
|
||
DBHelper dbHelper = new DBHelper(getApplicationContext());
|
||
dbHelper.del(sid);
|
||
search(editText_search.getText().toString());
|
||
listView.setSelection(position1);
|
||
}
|
||
})
|
||
.setNegativeButton("否", null)
|
||
.show();
|
||
break;
|
||
}
|
||
return true;
|
||
}
|
||
|
||
void writeFile(String filename, String s) {
|
||
File file = new File(MainActivity.dir, filename);
|
||
try {
|
||
BufferedWriter BW = new BufferedWriter(new FileWriter(file, false)); //false覆盖
|
||
if(filename.endsWith(".csv")){
|
||
BW.write('\ufeff'); // Excel通过文件的BOM头来判断文件编码
|
||
BW.flush();
|
||
}
|
||
BW.write(s);
|
||
BW.flush();
|
||
Toast.makeText(getApplicationContext(), "写文件 " + MainActivity.dir + File.separator + filename + " 成功", Toast.LENGTH_SHORT).show();
|
||
} catch (Exception e) {
|
||
Log.e(Thread.currentThread().getStackTrace()[2] + "", e.toString());
|
||
Toast.makeText(getApplicationContext(), e.toString(), Toast.LENGTH_SHORT).show();
|
||
}
|
||
}
|
||
|
||
String DayDiff(Date date) {
|
||
String s = "";
|
||
Date date1 = new Date();
|
||
long ms = Math.abs(date1.getTime() - date.getTime());
|
||
long d = ms / 1000 / 60 / 60 / 24;
|
||
long y = d / 365;
|
||
if (y > 0) {
|
||
s += y + "年";
|
||
d = d - y * 365;
|
||
}
|
||
long m = d / 30;
|
||
if (m > 0) {
|
||
s += m + "月";
|
||
d = d - m * 30;
|
||
}
|
||
if (d > 0) {
|
||
s += d + "天";
|
||
}
|
||
if (date.before(date1))
|
||
s += "前";
|
||
else
|
||
s += "后";
|
||
if (m==0 && y==0 && d == 0) {
|
||
s = "一天内";
|
||
}
|
||
return s;
|
||
}
|
||
|
||
} |