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@ -1 +0,0 @@
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NotesListActivity.java
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@ -1,59 +0,0 @@
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package net.micode.notes.ui;
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import android.app.Activity;
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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 net.micode.notes.R;
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import net.micode.notes.ui.bean.Note;
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import net.micode.notes.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 Activity {
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private EditText 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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etContent = findViewById(R.id.sf_et_1);
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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 content = etContent.getText().toString();
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Note note = new Note();
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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,"Add Success");
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this.finish();
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}else{
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ToastUtil.toastShort(this,"Add Fail");
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}
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}
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private String getCurrentTimeFormat() {
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SimpleDateFormat simpleDateFormat = new SimpleDateFormat("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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@ -1,72 +0,0 @@
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package net.micode.notes.ui;
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import android.app.Activity;
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import android.content.Intent;
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import android.os.Bundle;
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import android.view.View;
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import android.widget.EditText;
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import net.micode.notes.R;
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import net.micode.notes.ui.bean.Note;
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import net.micode.notes.util.ToastUtil;
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import java.text.SimpleDateFormat;
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import java.util.Date;
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import java.util.TimeZone;
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public class EditActivity extends Activity {
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private Note note;
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private EditText 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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etContent = findViewById(R.id.sf_et_2);
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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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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 content = etContent.getText().toString();
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note.setContent(content);
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note.setCreatedTime(getCurrentTimeFormat());
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long row = mNoteDbOpenHelper.updateData(note);
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if(row != -1 && row != 0){
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ToastUtil.toastShort(this,"Edit Success");
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this.finish();
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}else{
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ToastUtil.toastShort(this,"Edit Fail");
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}
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}
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private String getCurrentTimeFormat() {
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SimpleDateFormat simpleDateFormat = new SimpleDateFormat("MM月dd HH:mm:ss");
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TimeZone time = TimeZone.getTimeZone("Etc/GMT-8"); //转换为中国时区
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TimeZone.setDefault(time);
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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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@ -1,128 +0,0 @@
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package net.micode.notes.ui;
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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 net.micode.notes.ui.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, 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("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 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("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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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 content = cursor.getString(cursor.getColumnIndex("content"));
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String createTime = cursor.getString(cursor.getColumnIndex("create_time"));
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Note note = new Note();
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note.setId(id);
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note.setContent(content);
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note.setCreatedTime(createTime);
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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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return notelist;
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}
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public List<Note> queryFromDbByContent(String content){
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if (TextUtils.isEmpty(content)){
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return queryAllFromDb();
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}
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SQLiteDatabase db = getWritableDatabase();
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List<Note> noteList = new ArrayList<>();
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Cursor cursor = db.query(TABLE_NAME_NOTE,null,"content like ?",new String[]{"%"+content+"%"},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 content1 = cursor.getString(cursor.getColumnIndex("content"));
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String createTime = cursor.getString(cursor.getColumnIndex("create_time"));
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Note note = new Note();
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note.setId(id);
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note.setContent(content1);
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note.setCreatedTime(createTime);
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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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return noteList;
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}
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}
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@ -1,168 +0,0 @@
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package net.micode.notes.ui;
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import android.app.Activity;
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import android.content.Intent;
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import android.os.Bundle;
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import android.util.Log;
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import android.view.Menu;
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import android.view.MenuInflater;
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import android.view.MenuItem;
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import android.view.View;
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import android.view.inputmethod.EditorInfo;
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import android.widget.Button;
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import androidx.annotation.NonNull;
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import androidx.appcompat.widget.SearchView;
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import androidx.core.view.MenuItemCompat;
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import androidx.recyclerview.widget.LinearLayoutManager;
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import androidx.recyclerview.widget.RecyclerView;
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import net.micode.notes.R;
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import net.micode.notes.ui.adapter.MyAdapter;
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import net.micode.notes.ui.bean.Note;
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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 SafeFolderActivity extends Activity {
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private RecyclerView mRecyclerView;
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private Button mBtnNew;
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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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@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_safe_folder);
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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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}
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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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}
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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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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("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.sf_list);
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}
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public void NewNotes(View view) {
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Intent intent = new Intent(SafeFolderActivity.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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//
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// getMenuInflater().inflate(R.menu.menu_main, menu);
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// SearchView searchView = (SearchView) menu.findItem(R.id.sf_menu_search).getActionView();
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//
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//
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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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//
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// @Override
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// public boolean onQueryTextChange(String newText) {
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// mNotes = mNoteDbOpenHelper.queryFromDbByContent(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 onCreateOptionsMenu(Menu menu) {
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MenuInflater inflater = getMenuInflater();
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inflater.inflate(R.menu.safe, menu);
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MenuItem x = menu.findItem(R.id.sf_menu_search);
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if (x.getActionView() != null) {
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Log.i("-------------","okk");
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}else{
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Log.i("-------------","false");
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}
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SearchView searchView = (SearchView) menu.findItem(R.id.sf_menu_search).getActionView();
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if (searchView != null) {
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Log.i("=====================","okk");
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searchView.setOnQueryTextListener(new SearchView.OnQueryTextListener() {
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@Override
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public boolean onQueryTextSubmit(String s) {
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return false;
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}
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@Override
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public boolean onQueryTextChange(String s) {
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mNotes = mNoteDbOpenHelper.queryFromDbByContent(s);
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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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}else{
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Log.i("=====================","false");
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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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return super.onOptionsItemSelected(item);
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}
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}
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@ -1,134 +0,0 @@
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package net.micode.notes.ui.adapter;
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import android.annotation.SuppressLint;
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import android.app.Dialog;
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import android.content.Context;
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import android.content.Intent;
|
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import android.view.LayoutInflater;
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import android.view.View;
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import android.view.ViewGroup;
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import android.widget.TextView;
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import androidx.annotation.NonNull;
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import androidx.recyclerview.widget.RecyclerView;
|
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|
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import net.micode.notes.R;
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import net.micode.notes.ui.EditActivity;
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import net.micode.notes.ui.NoteDbOpenHelper;
|
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import net.micode.notes.ui.NoteEditActivity;
|
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import net.micode.notes.ui.bean.Note;
|
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import net.micode.notes.util.ToastUtil;
|
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import java.util.List;
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public class MyAdapter extends RecyclerView.Adapter<MyAdapter.MyViewHolder> {
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private List<Note> mBeanList;
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private LayoutInflater mLayoutInflater;
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private Context mContext;
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private NoteDbOpenHelper mNoteDbOpenHelper;
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public MyAdapter(Context context,List<Note> mBeanList){
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this.mBeanList = mBeanList;
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this.mContext = context;
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mLayoutInflater = LayoutInflater.from(mContext);
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mNoteDbOpenHelper = new NoteDbOpenHelper(mContext);
|
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}
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@NonNull
|
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@Override
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public MyViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
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View view = mLayoutInflater.inflate(R.layout.list_item_layout,parent,false);
|
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|
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MyViewHolder myViewHolder= new MyViewHolder(view);
|
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return myViewHolder;
|
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}
|
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|
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@Override
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public void onBindViewHolder(@NonNull MyViewHolder holder, @SuppressLint("RecyclerView") int position) {
|
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|
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Note note = mBeanList.get(position);
|
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holder.mTvContent.setText(note.getContent());
|
||||
holder.mTvTime.setText(note.getCreatedTime());
|
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holder.rlContainer.setOnClickListener(new View.OnClickListener() {
|
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@Override
|
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public void onClick(View v) {
|
||||
|
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Intent intent = new Intent(mContext, EditActivity.class);
|
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intent.putExtra("note",note);
|
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mContext.startActivity(intent);
|
||||
|
||||
}
|
||||
});
|
||||
|
||||
holder.rlContainer.setOnLongClickListener(new View.OnLongClickListener() {
|
||||
@Override
|
||||
public boolean onLongClick(View v) {
|
||||
//长按
|
||||
Dialog dialog = new Dialog(mContext,android.R.style.Theme_DeviceDefault_Light_Dialog_NoActionBar_MinWidth);
|
||||
View view = mLayoutInflater.inflate(R.layout.list_item_dialog_layout, null);
|
||||
|
||||
TextView tvDelete = view.findViewById(R.id.tv_delete);
|
||||
|
||||
|
||||
tvDelete.setOnClickListener(new View.OnClickListener() {
|
||||
@Override
|
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public void onClick(View v) {
|
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int row = mNoteDbOpenHelper.deleteFromDbById(note.getId());
|
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if (row > 0){
|
||||
removeData(position);
|
||||
|
||||
ToastUtil.toastShort(mContext,"Delete Success");
|
||||
}else{
|
||||
ToastUtil.toastShort(mContext,"Delete Fail");
|
||||
}
|
||||
dialog.dismiss();
|
||||
}
|
||||
});
|
||||
|
||||
dialog.setContentView(view);
|
||||
|
||||
dialog.show();
|
||||
|
||||
return false;
|
||||
}
|
||||
});
|
||||
|
||||
}
|
||||
|
||||
@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 mTvContent;
|
||||
TextView mTvTime;
|
||||
ViewGroup rlContainer;
|
||||
|
||||
public MyViewHolder(@NonNull View itemView) {
|
||||
super(itemView);
|
||||
|
||||
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);
|
||||
|
||||
|
||||
}
|
||||
}
|
||||
|
||||
}
|
||||
@ -1,43 +0,0 @@
|
||||
package net.micode.notes.ui.bean;
|
||||
|
||||
import java.io.Serializable;
|
||||
|
||||
public class Note implements Serializable {
|
||||
|
||||
private String content;
|
||||
private String createdTime;
|
||||
private String id;
|
||||
|
||||
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{" +
|
||||
"content='" + content + '\'' +
|
||||
", createdTime='" + createdTime + '\'' +
|
||||
", id='" + id + '\'' +
|
||||
'}';
|
||||
}
|
||||
}
|
||||
@ -1,47 +0,0 @@
|
||||
package net.micode.notes.ui;
|
||||
|
||||
import android.app.Activity;
|
||||
import android.content.Intent;
|
||||
|
||||
import android.os.Bundle;
|
||||
import android.view.View;
|
||||
import android.widget.Button;
|
||||
import android.widget.EditText;
|
||||
|
||||
|
||||
import net.micode.notes.R;
|
||||
import net.micode.notes.util.ToastUtil;
|
||||
|
||||
public class pwdActivity extends NotesListActivity {
|
||||
|
||||
public Button mBtnpwd;
|
||||
public EditText mEtpwd;
|
||||
@Override
|
||||
protected void onCreate(Bundle savedInstanceState) {
|
||||
super.onCreate(savedInstanceState);
|
||||
setContentView(R.layout.activity_pwd);
|
||||
|
||||
mBtnpwd = findViewById(R.id.btn_pwd);
|
||||
mEtpwd = findViewById(R.id.et_1);
|
||||
|
||||
|
||||
mBtnpwd.setOnClickListener(new View.OnClickListener() {
|
||||
@Override
|
||||
public void onClick(View view) {
|
||||
String pwd = mEtpwd.getText().toString();
|
||||
Intent intent=null;
|
||||
|
||||
if(pwd.equals("123")){
|
||||
intent = new Intent(pwdActivity.this,SafeFolderActivity.class);
|
||||
startActivity(intent);
|
||||
}else{
|
||||
ToastUtil.toastShort(pwdActivity.this,"ERROR");
|
||||
}
|
||||
|
||||
}
|
||||
});
|
||||
|
||||
|
||||
}
|
||||
|
||||
}
|
||||
Loading…
Reference in new issue