Merge branch 'develop' of https://bdgit.educoder.net/pmie756yv/Smart into develop
commit
a9ed66673a
@ -0,0 +1,61 @@
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package com.example.noteapp281;
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import androidx.appcompat.app.AppCompatActivity;
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import android.os.Bundle;
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import android.text.TextUtils;
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import android.view.View;
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import android.widget.EditText;
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import com.example.noteapp281.bean.Note;
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import com.example.noteapp281.util.ToastUtil;
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import java.text.SimpleDateFormat;
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import java.util.Date;
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public class AddActivity extends AppCompatActivity {
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private EditText etTitle,etContent;
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private NoteDbOpenHelper mNoteDbOpenHelper;
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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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setContentView(R.layout.activity_add);
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etTitle = findViewById(R.id.et_title);
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etContent = findViewById(R.id.et_content);
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mNoteDbOpenHelper = new NoteDbOpenHelper(this);
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}
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public void add(View view) {
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String title = etTitle.getText().toString();
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String content = etContent.getText().toString();
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if (TextUtils.isEmpty(title)) {
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ToastUtil.toastShort(this, "标题不能为空！");
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return;
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}
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Note note = new Note();
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note.setTitle(title);
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note.setContent(content);
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note.setCreatedTime(getCurrentTimeFormat());
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long row = mNoteDbOpenHelper.insertData(note);
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if (row != -1) {
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ToastUtil.toastShort(this,"添加成功！");
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this.finish();
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}else {
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ToastUtil.toastShort(this,"添加失败！");
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}
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}
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private String getCurrentTimeFormat() {
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SimpleDateFormat simpleDateFormat = new SimpleDateFormat("YYYY年MM月dd HH:mm:ss");
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Date date = new Date();
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return simpleDateFormat.format(date);
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}
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}
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@ -0,0 +1,71 @@
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package com.example.noteapp281;
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import androidx.appcompat.app.AppCompatActivity;
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import android.content.Intent;
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import android.os.Bundle;
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import android.text.TextUtils;
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import android.view.View;
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import android.widget.EditText;
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import com.example.noteapp281.bean.Note;
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import com.example.noteapp281.util.ToastUtil;
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import java.text.SimpleDateFormat;
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import java.util.Date;
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public class EditActivity extends AppCompatActivity {
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private Note note;
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private EditText etTitle,etContent;
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private NoteDbOpenHelper mNoteDbOpenHelper;
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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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setContentView(R.layout.activity_edit);
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etTitle = findViewById(R.id.et_title);
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etContent = findViewById(R.id.et_content);
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initData();
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}
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private void initData() {
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Intent intent = getIntent();
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note = (Note) intent.getSerializableExtra("note");
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if (note != null) {
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etTitle.setText(note.getTitle());
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etContent.setText(note.getContent());
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}
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mNoteDbOpenHelper = new NoteDbOpenHelper(this);
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}
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public void save(View view) {
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String title = etTitle.getText().toString();
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String content = etContent.getText().toString();
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if (TextUtils.isEmpty(title)) {
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ToastUtil.toastShort(this, "标题不能为空！");
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return;
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}
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note.setTitle(title);
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note.setContent(content);
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note.setCreatedTime(getCurrentTimeFormat());
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long rowId = mNoteDbOpenHelper.updateData(note);
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if (rowId != -1) {
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ToastUtil.toastShort(this, "修改成功！");
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this.finish();
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}else{
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ToastUtil.toastShort(this, "修改失败！");
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}
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}
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private String getCurrentTimeFormat() {
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SimpleDateFormat sdf = new SimpleDateFormat("YYYY年MM月dd日 HH:mm:ss");
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Date date = new Date();
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return sdf.format(date);
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}
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}
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@ -0,0 +1,191 @@
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package com.example.noteapp281;
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import android.app.SearchManager;
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import android.content.Context;
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import android.content.Intent;
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import android.os.Bundle;
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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 androidx.annotation.NonNull;
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import androidx.appcompat.app.AppCompatActivity;
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import androidx.appcompat.widget.SearchView;
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import androidx.recyclerview.widget.GridLayoutManager;
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import androidx.recyclerview.widget.LinearLayoutManager;
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import androidx.recyclerview.widget.RecyclerView;
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import com.example.noteapp281.adapter.MyAdapter;
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import com.example.noteapp281.bean.Note;
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import com.example.noteapp281.util.SpfUtil;
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import com.google.android.material.floatingactionbutton.FloatingActionButton;
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import java.text.SimpleDateFormat;
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import java.util.ArrayList;
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import java.util.Date;
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import java.util.List;
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public class MainActivity extends AppCompatActivity {
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private RecyclerView mRecyclerView;
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private FloatingActionButton mBtnAdd;
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private List<Note> mNotes;
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private MyAdapter mMyAdapter;
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private NoteDbOpenHelper mNoteDbOpenHelper;
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public static final int MODE_LINEAR = 0;
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public static final int MODE_GRID = 1;
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public static final String KEY_LAYOUT_MODE = "key_layout_mode";
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private int currentListLayoutMode = MODE_LINEAR;
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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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setContentView(R.layout.activity_main);
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initView();
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initData();
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initEvent();
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}
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@Override
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protected void onResume() {
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super.onResume();
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refreshDataFromDb();
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setListLayout();
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}
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private void setListLayout() {
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currentListLayoutMode = SpfUtil.getIntWithDefault(this, KEY_LAYOUT_MODE, MODE_LINEAR);
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if (currentListLayoutMode == MODE_LINEAR) {
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setToLinearList();
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}else{
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setToGridList();
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}
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}
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private void refreshDataFromDb() {
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mNotes = getDataFromDB();
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mMyAdapter.refreshData(mNotes);
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}
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private void initEvent() {
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mMyAdapter = new MyAdapter(this, mNotes);
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mRecyclerView.setAdapter(mMyAdapter);
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// LinearLayoutManager linearLayoutManager = new LinearLayoutManager(this);
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// mRecyclerView.setLayoutManager(linearLayoutManager);
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// mMyAdapter.setViewType(MyAdapter.TYPE_LINEAR_LAYOUT);
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setListLayout();
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}
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private void initData() {
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mNotes = new ArrayList<>();
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mNoteDbOpenHelper = new NoteDbOpenHelper(this);
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//
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// for (int i = 0; i < 30; i++) {
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// Note note = new Note();
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// note.setTitle("这是标题"+i);
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// note.setContent("这是内容"+i);
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// note.setCreatedTime(getCurrentTimeFormat());
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// mNotes.add(note);
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// }
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// mNotes = getDataFromDB();
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}
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private List<Note> getDataFromDB() {
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return mNoteDbOpenHelper.queryAllFromDb();
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}
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private String getCurrentTimeFormat() {
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SimpleDateFormat simpleDateFormat = new SimpleDateFormat("yyyy年MM月dd HH:mm:ss");
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Date date = new Date();
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return simpleDateFormat.format(date);
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}
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private void initView() {
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mRecyclerView = findViewById(R.id.rlv);
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}
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public void add(View view) {
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Intent intent = new Intent(this, AddActivity.class);
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startActivity(intent);
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}
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@Override
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public boolean onCreateOptionsMenu(Menu menu) {
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getMenuInflater().inflate(R.menu.menu_main, menu);
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SearchView searchView = (SearchView) menu.findItem(R.id.menu_search).getActionView();
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searchView.setOnQueryTextListener(new SearchView.OnQueryTextListener() {
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@Override
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public boolean onQueryTextSubmit(String query) {
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return false;
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}
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@Override
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public boolean onQueryTextChange(String newText) {
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mNotes = mNoteDbOpenHelper.queryFromDbByTitle(newText);
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mMyAdapter.refreshData(mNotes);
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return true;
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}
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});
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return super.onCreateOptionsMenu(menu);
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}
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@Override
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public boolean onOptionsItemSelected(@NonNull MenuItem item) {
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item.setChecked(true);
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switch (item.getItemId()) {
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case R.id.menu_linear:
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setToLinearList();
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currentListLayoutMode = MODE_LINEAR;
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SpfUtil.saveInt(this,KEY_LAYOUT_MODE,MODE_LINEAR);
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return true;
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case R.id.menu_grid:
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setToGridList();
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currentListLayoutMode = MODE_GRID;
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SpfUtil.saveInt(this,KEY_LAYOUT_MODE,MODE_GRID);
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return true;
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default:
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return super.onOptionsItemSelected(item);
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}
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}
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private void setToLinearList() {
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RecyclerView.LayoutManager linearLayoutManager = new LinearLayoutManager(this, LinearLayoutManager.VERTICAL, false);
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mRecyclerView.setLayoutManager(linearLayoutManager);
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mMyAdapter.setViewType(MyAdapter.TYPE_LINEAR_LAYOUT);
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mMyAdapter.notifyDataSetChanged();
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}
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private void setToGridList() {
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RecyclerView.LayoutManager gridLayoutManager = new GridLayoutManager(this, 2);
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mRecyclerView.setLayoutManager(gridLayoutManager);
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mMyAdapter.setViewType(MyAdapter.TYPE_GRID_LAYOUT);
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mMyAdapter.notifyDataSetChanged();
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}
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@Override
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public boolean onPrepareOptionsMenu(Menu menu) {
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if (currentListLayoutMode == MODE_LINEAR) {
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MenuItem item = menu.findItem(R.id.menu_linear);
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item.setChecked(true);
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} else {
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menu.findItem(R.id.menu_grid).setChecked(true);
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}
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return super.onPrepareOptionsMenu(menu);
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}
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}
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@ -0,0 +1,130 @@
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package com.example.noteapp281;
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import android.content.ContentValues;
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import android.content.Context;
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import android.database.Cursor;
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import android.database.sqlite.SQLiteDatabase;
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import android.database.sqlite.SQLiteOpenHelper;
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import android.text.TextUtils;
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import com.example.noteapp281.bean.Note;
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import java.util.ArrayList;
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import java.util.List;
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public class NoteDbOpenHelper extends SQLiteOpenHelper {
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private static final String DB_NAME = "noteSQLite.db";
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private static final String TABLE_NAME_NOTE = "note";
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private static final String CREATE_TABLE_SQL = "create table " + TABLE_NAME_NOTE + " (id integer primary key autoincrement, title text, content text, create_time text)";
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public NoteDbOpenHelper(Context context) {
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super(context, DB_NAME, null, 1);
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}
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@Override
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public void onCreate(SQLiteDatabase db) {
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db.execSQL(CREATE_TABLE_SQL);
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}
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@Override
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public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
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}
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public long insertData(Note note) {
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SQLiteDatabase db = getWritableDatabase();
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ContentValues values = new ContentValues();
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values.put("title", note.getTitle());
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values.put("content", note.getContent());
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values.put("create_time", note.getCreatedTime());
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return db.insert(TABLE_NAME_NOTE, null, values);
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}
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public int deleteFromDbById(String id) {
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SQLiteDatabase db = getWritableDatabase();
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// return db.delete(TABLE_NAME_NOTE, "id = ?", new String[]{id});
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// return db.delete(TABLE_NAME_NOTE, "id is ?", new String[]{id});
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return db.delete(TABLE_NAME_NOTE, "id like ?", new String[]{id});
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}
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public int updateData(Note note) {
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SQLiteDatabase db = getWritableDatabase();
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ContentValues values = new ContentValues();
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values.put("title", note.getTitle());
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values.put("content", note.getContent());
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values.put("create_time", note.getCreatedTime());
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return db.update(TABLE_NAME_NOTE, values, "id like ?", new String[]{note.getId()});
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}
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public List<Note> queryAllFromDb() {
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SQLiteDatabase db = getWritableDatabase();
|
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List<Note> noteList = new ArrayList<>();
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|
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Cursor cursor = db.query(TABLE_NAME_NOTE, null, null, null, null, null, null);
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if (cursor != null) {
|
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while (cursor.moveToNext()) {
|
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String id = cursor.getString(cursor.getColumnIndex("id"));
|
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String title = cursor.getString(cursor.getColumnIndex("title"));
|
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String content = cursor.getString(cursor.getColumnIndex("content"));
|
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String createTime = cursor.getString(cursor.getColumnIndex("create_time"));
|
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|
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Note note = new Note();
|
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note.setId(id);
|
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note.setTitle(title);
|
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note.setContent(content);
|
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note.setCreatedTime(createTime);
|
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|
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noteList.add(note);
|
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}
|
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cursor.close();
|
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}
|
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|
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return noteList;
|
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|
||||
}
|
||||
|
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public List<Note> queryFromDbByTitle(String title) {
|
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if (TextUtils.isEmpty(title)) {
|
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return queryAllFromDb();
|
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}
|
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|
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SQLiteDatabase db = getWritableDatabase();
|
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List<Note> noteList = new ArrayList<>();
|
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|
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Cursor cursor = db.query(TABLE_NAME_NOTE, null, "title like ?", new String[]{"%"+title+"%"}, null, null, null);
|
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|
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if (cursor != null) {
|
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|
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while (cursor.moveToNext()) {
|
||||
String id = cursor.getString(cursor.getColumnIndex("id"));
|
||||
String title2 = cursor.getString(cursor.getColumnIndex("title"));
|
||||
String content = cursor.getString(cursor.getColumnIndex("content"));
|
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String createTime = cursor.getString(cursor.getColumnIndex("create_time"));
|
||||
|
||||
Note note = new Note();
|
||||
note.setId(id);
|
||||
note.setTitle(title2);
|
||||
note.setContent(content);
|
||||
note.setCreatedTime(createTime);
|
||||
noteList.add(note);
|
||||
}
|
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cursor.close();
|
||||
}
|
||||
return noteList;
|
||||
}
|
||||
|
||||
|
||||
}
|
||||
@ -0,0 +1,230 @@
|
||||
package com.example.noteapp281.adapter;
|
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|
||||
import android.app.Dialog;
|
||||
import android.content.Context;
|
||||
import android.content.Intent;
|
||||
import android.view.LayoutInflater;
|
||||
import android.view.View;
|
||||
import android.view.ViewGroup;
|
||||
import android.widget.TextView;
|
||||
|
||||
import androidx.annotation.NonNull;
|
||||
import androidx.recyclerview.widget.RecyclerView;
|
||||
|
||||
import com.example.noteapp281.EditActivity;
|
||||
import com.example.noteapp281.NoteDbOpenHelper;
|
||||
import com.example.noteapp281.R;
|
||||
import com.example.noteapp281.bean.Note;
|
||||
import com.example.noteapp281.util.ToastUtil;
|
||||
|
||||
import java.util.List;
|
||||
|
||||
public class MyAdapter extends RecyclerView.Adapter<RecyclerView.ViewHolder> {
|
||||
|
||||
private List<Note> mBeanList;
|
||||
private LayoutInflater mLayoutInflater;
|
||||
private Context mContext;
|
||||
|
||||
private NoteDbOpenHelper mNoteDbOpenHelper;
|
||||
|
||||
private int viewType;
|
||||
|
||||
public static int TYPE_LINEAR_LAYOUT = 0;
|
||||
public static int TYPE_GRID_LAYOUT = 1;
|
||||
|
||||
public MyAdapter(Context context, List<Note> mBeanList){
|
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this.mBeanList = mBeanList;
|
||||
this.mContext = context;
|
||||
mLayoutInflater = LayoutInflater.from(mContext);
|
||||
mNoteDbOpenHelper = new NoteDbOpenHelper(mContext);
|
||||
}
|
||||
|
||||
public void setViewType(int viewType) {
|
||||
this.viewType = viewType;
|
||||
}
|
||||
|
||||
@Override
|
||||
public int getItemViewType(int position) {
|
||||
return viewType;
|
||||
}
|
||||
|
||||
@NonNull
|
||||
@Override
|
||||
public RecyclerView.ViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
|
||||
if(viewType == TYPE_LINEAR_LAYOUT){
|
||||
View view = mLayoutInflater.inflate(R.layout.list_item_layout, parent, false);
|
||||
MyViewHolder myViewHolder = new MyViewHolder(view);
|
||||
return myViewHolder;
|
||||
}else if(viewType == TYPE_GRID_LAYOUT){
|
||||
View view = mLayoutInflater.inflate(R.layout.list_item_grid_layout, parent, false);
|
||||
MyGridViewHolder myGridViewHolder = new MyGridViewHolder(view);
|
||||
return myGridViewHolder;
|
||||
}
|
||||
|
||||
return null;
|
||||
}
|
||||
|
||||
@Override
|
||||
public void onBindViewHolder(@NonNull RecyclerView.ViewHolder holder, int position) {
|
||||
if (holder == null) {
|
||||
return;
|
||||
}
|
||||
if(holder instanceof MyViewHolder){
|
||||
bindMyViewHolder((MyViewHolder) holder, position);
|
||||
} else if (holder instanceof MyGridViewHolder) {
|
||||
bindGridViewHolder((MyGridViewHolder) holder, position);
|
||||
}
|
||||
}
|
||||
|
||||
private void bindMyViewHolder(MyViewHolder holder, int position) {
|
||||
Note note = mBeanList.get(position);
|
||||
holder.mTvTitle.setText(note.getTitle());
|
||||
holder.mTvContent.setText(note.getContent());
|
||||
holder.mTvTime.setText(note.getCreatedTime());
|
||||
holder.rlContainer.setOnClickListener(new View.OnClickListener() {
|
||||
@Override
|
||||
public void onClick(View v) {
|
||||
|
||||
Intent intent = new Intent(mContext, EditActivity.class);
|
||||
intent.putExtra("note", note);
|
||||
mContext.startActivity(intent);
|
||||
}
|
||||
});
|
||||
|
||||
holder.rlContainer.setOnLongClickListener(new View.OnLongClickListener() {
|
||||
@Override
|
||||
public boolean onLongClick(View v) {
|
||||
// 弹出弹窗
|
||||
Dialog dialog = new Dialog(mContext, android.R.style.ThemeOverlay_Material_Dialog_Alert);
|
||||
View dialogView = mLayoutInflater.inflate(R.layout.list_item_dialog_layout, null);
|
||||
TextView tvDelete = dialogView.findViewById(R.id.tv_delete);
|
||||
TextView tvEdit = dialogView.findViewById(R.id.tv_edit);
|
||||
|
||||
tvDelete.setOnClickListener(new View.OnClickListener() {
|
||||
@Override
|
||||
public void onClick(View v) {
|
||||
int row = mNoteDbOpenHelper.deleteFromDbById(note.getId());
|
||||
if (row > 0) {
|
||||
removeData(position);
|
||||
}
|
||||
dialog.dismiss();
|
||||
}
|
||||
});
|
||||
|
||||
|
||||
tvEdit.setOnClickListener(new View.OnClickListener() {
|
||||
@Override
|
||||
public void onClick(View v) {
|
||||
Intent intent = new Intent(mContext, EditActivity.class);
|
||||
intent.putExtra("note", note);
|
||||
mContext.startActivity(intent);
|
||||
dialog.dismiss();
|
||||
}
|
||||
});
|
||||
dialog.setContentView(dialogView);
|
||||
dialog.setCanceledOnTouchOutside(true);
|
||||
dialog.show();
|
||||
return true;
|
||||
}
|
||||
});
|
||||
}
|
||||
|
||||
|
||||
private void bindGridViewHolder(MyGridViewHolder holder, int position) {
|
||||
Note note = mBeanList.get(position);
|
||||
holder.mTvTitle.setText(note.getTitle());
|
||||
holder.mTvContent.setText(note.getContent());
|
||||
holder.mTvTime.setText(note.getCreatedTime());
|
||||
holder.rlContainer.setOnClickListener(new View.OnClickListener() {
|
||||
@Override
|
||||
public void onClick(View v) {
|
||||
|
||||
Intent intent = new Intent(mContext, EditActivity.class);
|
||||
intent.putExtra("note", note);
|
||||
mContext.startActivity(intent);
|
||||
}
|
||||
});
|
||||
|
||||
holder.rlContainer.setOnLongClickListener(new View.OnLongClickListener() {
|
||||
@Override
|
||||
public boolean onLongClick(View v) {
|
||||
// 弹出弹窗
|
||||
Dialog dialog = new Dialog(mContext, android.R.style.ThemeOverlay_Material_Dialog_Alert);
|
||||
View dialogView = mLayoutInflater.inflate(R.layout.list_item_dialog_layout, null);
|
||||
TextView tvDelete = dialogView.findViewById(R.id.tv_delete);
|
||||
TextView tvEdit = dialogView.findViewById(R.id.tv_edit);
|
||||
|
||||
tvDelete.setOnClickListener(new View.OnClickListener() {
|
||||
@Override
|
||||
public void onClick(View v) {
|
||||
int row = mNoteDbOpenHelper.deleteFromDbById(note.getId());
|
||||
if (row > 0) {
|
||||
removeData(position);
|
||||
}
|
||||
dialog.dismiss();
|
||||
}
|
||||
});
|
||||
|
||||
|
||||
tvEdit.setOnClickListener(new View.OnClickListener() {
|
||||
@Override
|
||||
public void onClick(View v) {
|
||||
Intent intent = new Intent(mContext, EditActivity.class);
|
||||
intent.putExtra("note", note);
|
||||
mContext.startActivity(intent);
|
||||
dialog.dismiss();
|
||||
}
|
||||
});
|
||||
dialog.setContentView(dialogView);
|
||||
dialog.setCanceledOnTouchOutside(true);
|
||||
dialog.show();
|
||||
return true;
|
||||
}
|
||||
});
|
||||
}
|
||||
|
||||
@Override
|
||||
public int getItemCount() {
|
||||
return mBeanList.size();
|
||||
}
|
||||
|
||||
public void refreshData(List<Note> notes) {
|
||||
this.mBeanList = notes;
|
||||
notifyDataSetChanged();
|
||||
}
|
||||
|
||||
public void removeData(int pos) {
|
||||
mBeanList.remove(pos);
|
||||
notifyItemRemoved(pos);
|
||||
}
|
||||
|
||||
class MyViewHolder extends RecyclerView.ViewHolder{
|
||||
TextView mTvTitle;
|
||||
TextView mTvContent;
|
||||
TextView mTvTime;
|
||||
ViewGroup rlContainer;
|
||||
public MyViewHolder(@NonNull View itemView) {
|
||||
super(itemView);
|
||||
this.mTvTitle = itemView.findViewById(R.id.tv_title);
|
||||
this.mTvContent = itemView.findViewById(R.id.tv_content);
|
||||
this.mTvTime = itemView.findViewById(R.id.tv_time);
|
||||
this.rlContainer = itemView.findViewById(R.id.rl_item_container);
|
||||
}
|
||||
}
|
||||
|
||||
class MyGridViewHolder extends RecyclerView.ViewHolder{
|
||||
|
||||
TextView mTvTitle;
|
||||
TextView mTvContent;
|
||||
TextView mTvTime;
|
||||
ViewGroup rlContainer;
|
||||
|
||||
public MyGridViewHolder(@NonNull View itemView) {
|
||||
super(itemView);
|
||||
this.mTvTitle = itemView.findViewById(R.id.tv_title);
|
||||
this.mTvContent = itemView.findViewById(R.id.tv_content);
|
||||
this.mTvTime = itemView.findViewById(R.id.tv_time);
|
||||
this.rlContainer = itemView.findViewById(R.id.rl_item_container);
|
||||
}
|
||||
}
|
||||
}
|
||||
@ -0,0 +1,54 @@
|
||||
package com.example.noteapp281.bean;
|
||||
|
||||
import java.io.Serializable;
|
||||
|
||||
public class Note implements Serializable {
|
||||
|
||||
private String title;
|
||||
private String content;
|
||||
private String createdTime;
|
||||
private String id;
|
||||
|
||||
|
||||
public String getTitle() {
|
||||
return title;
|
||||
}
|
||||
|
||||
public void setTitle(String title) {
|
||||
this.title = title;
|
||||
}
|
||||
|
||||
public String getContent() {
|
||||
return content;
|
||||
}
|
||||
|
||||
public void setContent(String content) {
|
||||
this.content = content;
|
||||
}
|
||||
|
||||
public String getCreatedTime() {
|
||||
return createdTime;
|
||||
}
|
||||
|
||||
public void setCreatedTime(String createdTime) {
|
||||
this.createdTime = createdTime;
|
||||
}
|
||||
|
||||
public String getId() {
|
||||
return id;
|
||||
}
|
||||
|
||||
public void setId(String id) {
|
||||
this.id = id;
|
||||
}
|
||||
|
||||
@Override
|
||||
public String toString() {
|
||||
return "Note{" +
|
||||
"title='" + title + '\'' +
|
||||
", content='" + content + '\'' +
|
||||
", createdTime='" + createdTime + '\'' +
|
||||
", id='" + id + '\'' +
|
||||
'}';
|
||||
}
|
||||
}
|
||||
@ -0,0 +1,38 @@
|
||||
package com.example.noteapp281.util;
|
||||
|
||||
import android.content.Context;
|
||||
import android.content.SharedPreferences;
|
||||
|
||||
public class SpfUtil {
|
||||
|
||||
private static String SPF_NAME = "noteSpf";
|
||||
|
||||
public static void saveString(Context context, String key, String value) {
|
||||
SharedPreferences spf = context.getSharedPreferences(SPF_NAME, Context.MODE_PRIVATE);
|
||||
SharedPreferences.Editor edit = spf.edit();
|
||||
edit.putString(key, value);
|
||||
edit.apply();
|
||||
}
|
||||
|
||||
public static String getString(Context context, String key) {
|
||||
SharedPreferences spf = context.getSharedPreferences(SPF_NAME, Context.MODE_PRIVATE);
|
||||
return spf.getString(key, "");
|
||||
}
|
||||
|
||||
public static void saveInt(Context context, String key, int value) {
|
||||
SharedPreferences spf = context.getSharedPreferences(SPF_NAME, Context.MODE_PRIVATE);
|
||||
SharedPreferences.Editor edit = spf.edit();
|
||||
edit.putInt(key, value);
|
||||
edit.apply();
|
||||
}
|
||||
|
||||
public static int getInt(Context context, String key) {
|
||||
SharedPreferences spf = context.getSharedPreferences(SPF_NAME, Context.MODE_PRIVATE);
|
||||
return spf.getInt(key, -1);
|
||||
}
|
||||
|
||||
public static int getIntWithDefault(Context context, String key, int defValue) {
|
||||
SharedPreferences spf = context.getSharedPreferences(SPF_NAME, Context.MODE_PRIVATE);
|
||||
return spf.getInt(key, defValue);
|
||||
}
|
||||
}
|
||||
@ -0,0 +1,15 @@
|
||||
package com.example.noteapp281.util;
|
||||
|
||||
import android.content.Context;
|
||||
import android.widget.Toast;
|
||||
|
||||
public class ToastUtil {
|
||||
|
||||
public static void toastShort(Context context, String msg) {
|
||||
Toast.makeText(context, msg, Toast.LENGTH_SHORT).show();
|
||||
}
|
||||
|
||||
public static void toastLong(Context context, String msg) {
|
||||
Toast.makeText(context, msg, Toast.LENGTH_LONG).show();
|
||||
}
|
||||
}
|
||||
Loading…
Reference in new issue