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pv46ob8yn 3 years ago
parent 8b94bf8ada
commit 8c551b7d7b
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schedule.java
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package edu.hzuapps.androidlabs;
import androidx.appcompat.app.AlertDialog;
import androidx.appcompat.app.AppCompatActivity;
import android.annotation.SuppressLint;
import android.content.ContentValues;
import android.content.Context;
import android.content.Intent;
import android.database.Cursor;
import android.database.sqlite.SQLiteDatabase;
import android.database.sqlite.SQLiteOpenHelper;
import android.graphics.Canvas;
import android.os.Bundle;
import android.view.View;
import android.view.Window;
import android.view.WindowManager;
import android.view.inputmethod.InputMethodManager;
import android.widget.Button;
import android.widget.EditText;
import android.widget.RadioGroup;
import android.widget.TextView;
import android.widget.Toast;
import java.util.Timer;
import java.util.TimerTask;
public class schedule extends AppCompatActivity {
private Button informationbutton;
private Button buttonadd;
private Button buttondelete;
MyHelper myHelper;
SQLiteDatabase db;
Intent intent;
Context context =this;
String temp;
TextView textView;
Cursor cursor;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_schedule);
informationbutton=findViewById(R.id.information);
buttonadd=findViewById(R.id.add);
buttondelete=findViewById(R.id.delete);
myHelper=new MyHelper(this);
db=myHelper.getWritableDatabase();
cursor=db.query("courses", null, "weekdayname=? and id=?", new String[]{"1","1"}, null, null, null);
cursor.moveToFirst();
temp = cursor.getString(2);
textView=findViewById(R.id.Monday1);
textView.setText(temp);
cursor=db.query("courses", null, "weekdayname=? and id=?", new String[]{"1","2"}, null, null, null);
cursor.moveToFirst();
temp = cursor.getString(2);
textView=findViewById(R.id.Monday2);
textView.setText(temp);
cursor=db.query("courses", null, "weekdayname=? and id=?", new String[]{"1","3"}, null, null, null);
cursor.moveToFirst();
temp = cursor.getString(2);
textView=findViewById(R.id.Monday3);
textView.setText(temp);
cursor=db.query("courses", null, "weekdayname=? and id=?", new String[]{"1","4"}, null, null, null);
cursor.moveToFirst();
temp = cursor.getString(2);
textView=findViewById(R.id.Monday4);
textView.setText(temp);
cursor=db.query("courses", null, "weekdayname=? and id=?", new String[]{"2","1"}, null, null, null);
cursor.moveToFirst();
temp = cursor.getString(2);
textView=findViewById(R.id.Tuesday1);
textView.setText(temp);
cursor=db.query("courses", null, "weekdayname=? and id=?", new String[]{"2","2"}, null, null, null);
cursor.moveToFirst();
temp = cursor.getString(2);
textView=findViewById(R.id.Tuesday2);
textView.setText(temp);
cursor=db.query("courses", null, "weekdayname=? and id=?", new String[]{"2","4"}, null, null, null);
cursor.moveToFirst();
temp = cursor.getString(2);
textView=findViewById(R.id.Tuesday3);
textView.setText(temp);
cursor=db.query("courses", null, "weekdayname=? and id=?", new String[]{"2","4"}, null, null, null);
cursor.moveToFirst();
temp = cursor.getString(2);
textView=findViewById(R.id.Tuesday4);
textView.setText(temp);
cursor=db.query("courses", null, "weekdayname=? and id=?", new String[]{"2","1"}, null, null, null);
cursor.moveToFirst();
temp = cursor.getString(2);
textView=findViewById(R.id.Wednesday1);
textView.setText(temp);
cursor=db.query("courses", null, "weekdayname=? and id=?", new String[]{"3","2"}, null, null, null);
cursor.moveToFirst();
temp = cursor.getString(2);
textView=findViewById(R.id.Wednesday2);
textView.setText(temp);
cursor=db.query("courses", null, "weekdayname=? and id=?", new String[]{"3","3"}, null, null, null);
cursor.moveToFirst();
temp = cursor.getString(2);
textView=findViewById(R.id.Wednesday3);
textView.setText(temp);
cursor=db.query("courses", null, "weekdayname=? and id=?", new String[]{"3","4"}, null, null, null);
cursor.moveToFirst();
temp = cursor.getString(2);
textView=findViewById(R.id.Wednesday4);
textView.setText(temp);
cursor=db.query("courses", null, "weekdayname=? and id=?", new String[]{"4","1"}, null, null, null);
cursor.moveToFirst();
temp = cursor.getString(2);
textView=findViewById(R.id.Thursday1);
textView.setText(temp);
cursor=db.query("courses", null, "weekdayname=? and id=?", new String[]{"4","2"}, null, null, null);
cursor.moveToFirst();
temp = cursor.getString(2);
textView=findViewById(R.id.Thursday2);
textView.setText(temp);
cursor=db.query("courses", null, "weekdayname=? and id=?", new String[]{"4","3"}, null, null, null);
cursor.moveToFirst();
temp = cursor.getString(2);
textView=findViewById(R.id.Thursday3);
textView.setText(temp);
cursor=db.query("courses", null, "weekdayname=? and id=?", new String[]{"4","4"}, null, null, null);
cursor.moveToFirst();
temp = cursor.getString(2);
textView=findViewById(R.id.Thursday4);
textView.setText(temp);
cursor=db.query("courses", null, "weekdayname=? and id=?", new String[]{"5","1"}, null, null, null);
cursor.moveToFirst();
temp = cursor.getString(2);
textView=findViewById(R.id.Friday1);
textView.setText(temp);
cursor=db.query("courses", null, "weekdayname=? and id=?", new String[]{"5","2"}, null, null, null);
cursor.moveToFirst();
temp = cursor.getString(2);
textView=findViewById(R.id.Friday2);
textView.setText(temp);
cursor=db.query("courses", null, "weekdayname=? and id=?", new String[]{"5","3"}, null, null, null);
cursor.moveToFirst();
temp = cursor.getString(2);
textView=findViewById(R.id.Friday3);
textView.setText(temp);
cursor=db.query("courses", null, "weekdayname=? and id=?", new String[]{"5","4"}, null, null, null);
cursor.moveToFirst();
temp = cursor.getString(2);
textView=findViewById(R.id.Friday4);
textView.setText(temp);
buttonadd.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
@SuppressLint("ResourceType") AlertDialog dialog = new AlertDialog.Builder(context, R.layout.dailog).create();
dialog.setCanceledOnTouchOutside(true);
dialog.show();
dialog.getWindow().clearFlags(WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE | WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM);
//窗口的屏幕的位置
Window win = dialog.getWindow();
win.setContentView(R.layout.dailog);
win.setLayout(RadioGroup.LayoutParams.WRAP_CONTENT, RadioGroup.LayoutParams.WRAP_CONTENT);
//窗口的屏幕的位置
EditText editText1 = (EditText) win.findViewById(R.id.weekdayname);
EditText editText2 = (EditText) win.findViewById(R.id.id);
EditText editText3 = (EditText) win.findViewById(R.id.coursename);
//窗口文本组件
//窗口的 取消按钮 及监视器
Button button1 = (Button) win.findViewById(R.id.returnback);
button1.setOnClickListener(v1 -> dialog.cancel());
//窗口的 确定按钮 及监视器
Button button2 = (Button) win.findViewById(R.id.sure);
button2.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
String number;
TextView textView;
String weekdayname=editText1.getText().toString();
String id=editText2.getText().toString();
String coursename=editText3.getText().toString();
if (weekdayname==""){
Toast.makeText(schedule.this,"请输入时间",Toast.LENGTH_SHORT).show();
}
db=myHelper.getWritableDatabase();
ContentValues values=new ContentValues();
values.put("coursename",coursename);
db.update("courses",values,"weekdayname=? and id=?",new String[]{weekdayname,id});
Toast.makeText(schedule.this,"课程已添加",Toast.LENGTH_SHORT).show();
}
});
}
});
buttondelete.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
@SuppressLint("ResourceType") AlertDialog dialog = new AlertDialog.Builder(context, R.layout.deletedailog).create();
dialog.setCanceledOnTouchOutside(true);
dialog.show();
dialog.getWindow().clearFlags(WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE | WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM);
//窗口的屏幕的位置
Window win = dialog.getWindow();
win.setContentView(R.layout.deletedailog);
win.setLayout(RadioGroup.LayoutParams.WRAP_CONTENT, RadioGroup.LayoutParams.WRAP_CONTENT);
//窗口的屏幕的位置
EditText editText1 = (EditText) win.findViewById(R.id.weekdayname1);
EditText editText2 = (EditText) win.findViewById(R.id.id1);
//窗口文本组件
//窗口的 取消按钮 及监视器
Button button1 = (Button) win.findViewById(R.id.returnback);
button1.setOnClickListener(v1 -> dialog.cancel());
//窗口的 确定按钮 及监视器
Button button2 = (Button) win.findViewById(R.id.sure);
button2.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
String number;
TextView textView;
String weekdayname=editText1.getText().toString();
String id=editText2.getText().toString();
db=myHelper.getWritableDatabase();
ContentValues values=new ContentValues();
values.put("coursename", (byte[]) null);
db.update("courses",values,"weekdayname=? and id=?",new String[]{weekdayname,id});
Toast.makeText(schedule.this,"课程已删除",Toast.LENGTH_SHORT).show();
}
});
}
});
informationbutton.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
intent=new Intent(schedule.this,information.class);
startActivity(intent);
}
});
}
}
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