'2020/10'에 해당되는 글 14건

public class Utils extends AppCompatActivity {

    public static void showAlert(Context context, String title, String message) {
        AlertDialog.Builder builder = new AlertDialog.Builder(context);
        builder.setTitle(title);
        builder.setMessage(message)
                .setCancelable(false)
                .setPositiveButton("OK", new DialogInterface.OnClickListener() {
                    public void onClick(DialogInterface dialog, int id) {
                        dialog.dismiss();
                    }
                });
        AlertDialog alert = builder.create();
        alert.show();
    }

    public static OkHttpClient createOkHttpClient() {
        // 네트워크 통신 로그(서버로 보내는 파라미터 및 받는 파라미터) 보기
        OkHttpClient.Builder builder = new OkHttpClient.Builder();
        HttpLoggingInterceptor interceptor = new HttpLoggingInterceptor();
        interceptor.setLevel(HttpLoggingInterceptor.Level.BODY);
        builder.addInterceptor(interceptor);
        return builder.build();
    }

    public static boolean isValidmobileNO(String cellphoneNumber) {
        boolean returnValue = false;
        Log.i("cell", cellphoneNumber);
        String regex = "^\\s*(010|011|012|013|014|015|016|017|018|019)(-|\\)|\\s)*(\\d{3,4})(-|\\s)*(\\d{4})\\s*$";
        Pattern p = Pattern.compile(regex);
        Matcher m = p.matcher(cellphoneNumber);
        if (m.matches()) {
            returnValue = true;
        }
        return returnValue;
    }

    public static int getVersionCode(Context context) {
        PackageInfo packageInfo = null;
        try {
            packageInfo = context.getPackageManager().getPackageInfo(context.getPackageName(), 0);
        } catch (PackageManager.NameNotFoundException e) {
            e.printStackTrace();
        }

        int versionCode = packageInfo.versionCode;
        return versionCode;
    }

}
 

class Utils : AppCompatActivity() {

    companion object {
        fun showAlert(context: Context, title: String?, message: String?) {
            val builder = AlertDialog.Builder(context)
            builder.setTitle(title)
            builder.setMessage(message)
                .setCancelable(false)
                .setPositiveButton("OK") { dialog, id -> dialog.dismiss() }
            val alert = builder.create()
            alert.show()
        }

        fun createOkHttpClient(): OkHttpClient {
            // 네트워크 통신 로그(서버로 보내는 파라미터 및 받는 파라미터) 보기
            val builder = OkHttpClient.Builder()
            val interceptor = HttpLoggingInterceptor()
            interceptor.setLevel(HttpLoggingInterceptor.Level.BODY)
            builder.addInterceptor(interceptor)
            return builder.build()
        }

        fun isValidmobileNO(cellphoneNumber: String?): Boolean {
            var returnValue = false
            Log.i("cell", cellphoneNumber!!)
            val regex =
                "^\\s*(010|011|012|013|014|015|016|017|018|019)(-|\\)|\\s)*(\\d{3,4})(-|\\s)*(\\d{4})\\s*$"
            val p = Pattern.compile(regex)
            val m = p.matcher(cellphoneNumber)
            if (m.matches()) {
                returnValue = true
            }
            return returnValue
        }

        fun getVersionCode(context: Context): Int {
            var packageInfo: PackageInfo? = null
            try {
                packageInfo = context.packageManager.getPackageInfo(context.packageName, 0)
            } catch (e: PackageManager.NameNotFoundException) {
                e.printStackTrace()
            }
            val versionCode = packageInfo!!.versionCode
            return versionCode
        }

}

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical"
    android:padding="24dp"
    android:weightSum="6.5">

    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="0dp"
        android:orientation="horizontal"
        android:layout_weight="2">

        <View
            android:id="@+id/view1"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:background="#FF0000"
            android:layout_weight="1" />

        <View
            android:id="@+id/view2"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:background="#0000FF"
            android:layout_weight="1" />

        <View
            android:id="@+id/view3"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:background="#00FF00"
            android:layout_weight="1" />
    </LinearLayout>

    <View
        android:id="@+id/view4"
        android:layout_width="match_parent"
        android:layout_height="0dp"
        android:background="#FFFF00"
        android:layout_weight="1"/>

    <View
        android:id="@+id/view5"
        android:layout_width="match_parent"
        android:layout_height="0dp"
        android:background="#0000FF"
        android:layout_weight="1"/>

    <View
        android:id="@+id/view6"
        android:layout_width="match_parent"
        android:layout_height="0dp"
        android:background="#00FF00"
        android:layout_weight="1"/>

    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="0dp"
        android:orientation="vertical"
        android:layout_marginTop="20dp"
        android:layout_weight="1">

        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:orientation="horizontal">
            <Button
                android:id="@+id/button"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_gravity="center"
                android:text="Button"
                android:textAllCaps="false"/>

            <ImageButton
                android:id="@+id/imageButton"
                android:layout_width="wrap_content"
                android:layout_height="50dp"
                android:layout_gravity="center"
                android:src="@drawable/ic_baseline_videocam_24" />
        </LinearLayout>

        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:orientation="horizontal"
            android:layout_marginTop="10dp"
            android:layout_marginBottom="5dp">

            <TextView
                android:id="@+id/textView"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:text="20192019"
                android:textSize="32sp"
                android:textColor="#FF0000"/>

            <TextView
                android:id="@+id/textView2"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_marginLeft="24dp"
                android:text="홍길동"
                android:textSize="32sp"
                android:textColor="#0000FF"/>
        </LinearLayout>
    </LinearLayout>
</LinearLayout> 

    viewBinding {
        enabled = true
    } 

private ActivityMainBinding binding;

binding = ActivityMainBinding.inflate(getLayoutInflater()); // 1. inflate 호출하여 인스턴스 생성

View view = binding.getRoot(); // 2. getRoot()

setContentView(view); // 3. 화면상의 활성 뷰로 만든다.

binding.btnClear.setOnClickListener(v -> {
    binding.tvInput.setText("");
    binding.tvOutput.setText("");
});

android {
    compileOptions {
        sourceCompatibility JavaVersion.VERSION_1_8
        targetCompatibility JavaVersion.VERSION_1_8
    }

    viewBinding {
        enabled = true
    }
}

dependencies {
    implementation fileTree(dir: "libs", include: ["*.jar"])
    implementation 'androidx.appcompat:appcompat:1.2.0'
    implementation 'androidx.constraintlayout:constraintlayout:2.0.2'
    implementation 'com.google.android.material:material:1.2.1'
    // Rhino is an open-source implementation of JavaScript written entirely in Java.
    implementation group: 'org.mozilla', name: 'rhino', version: '1.7.13'

}

import android.os.Bundle;
import android.view.View;

import androidx.appcompat.app.AppCompatActivity;

import com.link2me.android.calculator.databinding.ActivityMainBinding;

import org.mozilla.javascript.Context;
import org.mozilla.javascript.Scriptable;

public class MainActivity extends AppCompatActivity {
    String process;
    Boolean checkBracket = false;

    private ActivityMainBinding binding;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        binding = ActivityMainBinding.inflate(getLayoutInflater()); // 1. inflate 호출하여 인스턴스 생성
        View view = binding.getRoot(); // 2. getRoot()
        setContentView(view); // 3. 화면상의 활성 뷰로 만든다.

        binding.btnClear.setOnClickListener(v -> {
            binding.tvInput.setText("");
            binding.tvOutput.setText("");
        });

        binding.btn0.setOnClickListener(v -> {
            process = binding.tvInput.getText().toString();
            binding.tvInput.setText(process + "0");
        });

        binding.btn1.setOnClickListener(v -> {
            process = binding.tvInput.getText().toString();
            binding.tvInput.setText(process + "1");
        });

        binding.btn2.setOnClickListener(v -> {
            process = binding.tvInput.getText().toString();
            binding.tvInput.setText(process + "2");
        });

        binding.btn3.setOnClickListener(v -> {
            process = binding.tvInput.getText().toString();
            binding.tvInput.setText(process + "3");
        });

        binding.btn4.setOnClickListener(v -> {
            process = binding.tvInput.getText().toString();
            binding.tvInput.setText(process + "4");
        });

        binding.btn5.setOnClickListener(v -> {
            process = binding.tvInput.getText().toString();
            binding.tvInput.setText(process + "5");
        });

        binding.btn6.setOnClickListener(v -> {
            process = binding.tvInput.getText().toString();
            binding.tvInput.setText(process + "6");
        });

        binding.btn7.setOnClickListener(v -> {
            process = binding.tvInput.getText().toString();
            binding.tvInput.setText(process + "7");
        });

        binding.btn8.setOnClickListener(v -> {
            process = binding.tvInput.getText().toString();
            binding.tvInput.setText(process + "8");
        });

        binding.btn9.setOnClickListener(v -> {
            process = binding.tvInput.getText().toString();
            binding.tvInput.setText(process + "9");
        });

        binding.btn0.setOnClickListener(v -> {
            process = binding.tvInput.getText().toString();
            binding.tvInput.setText(process + "0");
        });

        binding.btnAdd.setOnClickListener(v -> {
            process = binding.tvInput.getText().toString();
            binding.tvInput.setText(process + "+");
        });

        binding.btnMinus.setOnClickListener(v -> {
            process = binding.tvInput.getText().toString();
            binding.tvInput.setText(process + "-");
        });

        binding.btnMultiply.setOnClickListener(v -> {
            process = binding.tvInput.getText().toString();
            binding.tvInput.setText(process + "×");
        });

        binding.btnDivision.setOnClickListener(v -> {
            process = binding.tvInput.getText().toString();
            binding.tvInput.setText(process + "÷");
        });

        binding.btnDot.setOnClickListener(v -> {
            process = binding.tvInput.getText().toString();
            binding.tvInput.setText(process + ".");
        });

        binding.btnPercent.setOnClickListener(v -> {
            process = binding.tvInput.getText().toString();
            binding.tvInput.setText(process + "%");
        });

        binding.btnEquals.setOnClickListener(v -> {
            process = binding.tvInput.getText().toString();

            process = process.replaceAll("×", "*");
            process = process.replaceAll("%",  "/100");
            process = process.replaceAll("÷","/");

            Context rhino = Context.enter();
            rhino.setOptimizationLevel(-1);

            String finalResult = "";

            try {
                Scriptable scriptable = rhino.initStandardObjects();
                finalResult = rhino.evaluateString(scriptable,process,"javascript",1,null).toString();
            }catch (Exception e){
                finalResult="0";
            }
            binding.tvOutput.setText(finalResult);
        });

        binding.btnBracket.setOnClickListener(v -> {
            if (checkBracket){
                process = binding.tvInput.getText().toString();
                binding.tvInput.setText(process + ")");
                checkBracket = false;
            }
            else{
                process = binding.tvInput.getText().toString();
                binding.tvInput.setText(process + "(");
                checkBracket = true;
            }
        });

    }
}

    private class PhotoURLExists extends AsyncTask<String, Void, Boolean> {
        @Override
        protected Boolean doInBackground(String... params) {
            try {
                HttpURLConnection.setFollowRedirects(false);
                HttpURLConnection con =  (HttpURLConnection) new URL(params[0]).openConnection();
                con.setRequestMethod("HEAD");
                return (con.getResponseCode() == HttpURLConnection.HTTP_OK);
            }
            catch (Exception e) {
                e.printStackTrace();
                return false;
            }
        }
    } 

<?php
if(!isset($_SESSION)) {
    session_start();
}
// 파일을 직접 실행하면 동작되지 않도록 하기 위해서
if(isset($_POST) && $_SERVER['REQUEST_METHOD'] == "POST"){
    @extract($_POST); // POST 전송으로 전달받은 값 처리
    if(!(isset($idx) && !empty($idx))) {
        echo 0;
        exit;
    }
    require_once 'phpclass/dbconnect.php';
    require_once 'phpclass/loginClass.php';
    $c = new LoginClass();
    $sql = "select idx,userNM,mobileNO,telNO,photo from Person";
    if(!empty($search)) {
        $where = "userNM LIKE '%".$search."%' or mobileNO LIKE '%".$search."%'";
    } else {
        $where = "";
    }

    if(strlen($where) > 0){
        $sql .= " where ".$where;
    }

    $R = array(); // 결과 담을 변수 생성
    $result = $c->putDbArray($sql);
    while($row = $result->fetch_assoc()) {
        if($row['photo'] == NULL) {
            $row['photo'] = "";
        } else {
            $path = "./photos/".$row['photo'];
            if(!file_exists($path)) {
                $row['photo'] = "";
            }
        }
        array_push($R, $row);
    }
    echo json_encode(array('result'=>$R)); //배열-문자열등을 json형식의 '문자열'로 변환
}
?>

<?php
class DBController {
    protected $db; // 변수를 선언한 클래스와 상속받은 클래스에서 참조할 수 있다.

    // 생성자
    function __construct() {
        $this->db = $this->connectDB();
        // construct 메소드는 객체가 생성(인스턴스화)될 때 자동으로 실행되는 특수한 메소드다.
    }

    // 소멸자(destructor)
    function __destruct() {
        mysqli_close($this->connectDB());
    }

    private function connectDB() {
        require_once 'dbinfo.php';
        // MySQLi 객체지향 DB 연결
        $conn = new mysqli(DB_HOST, DB_USER, DB_PASSWORD, DB_DATABASE);
        return $conn; // return database handler
    }
}
?>

<?php
class LoginClass extends DBController {
    // class 자식클래스 extends 부모클래스
    // override : 부모 클래스와 자식 클래스가 같은 메소드를 정의했을 경우 자식 클래스가 우선시된다.

    // 여기에 함수를 작성하면 된다.

    public function putDbArray($sql) {
        $stmt = $this->db->prepare($sql);
        $stmt->execute();
        $result = $stmt->get_result();
        return $result;
    }

    public function SearchFiltering($str){
        // 해킹 공격을 대비하기 위한 코드
        $str = preg_replace("/[\s\t\'\;\"\=\-]+/","", $str); // 공백이나 탭 제거, 특수문자 제거
        return $str;
    }

}

import android.graphics.Color;
import android.os.Bundle;
import android.util.DisplayMetrics;
import android.util.TypedValue;
import android.view.Gravity;
import android.widget.Button;
import android.widget.EditText;
import android.widget.LinearLayout;
import android.widget.TextView;

import androidx.appcompat.app.AppCompatActivity;

public class TestActivity extends AppCompatActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);

        LinearLayout myLinearLayout = new LinearLayout(this);
        myLinearLayout.setOrientation(LinearLayout.VERTICAL);

        LinearLayout.LayoutParams mParams = new LinearLayout.LayoutParams(
                LinearLayout.LayoutParams.MATCH_PARENT,
                LinearLayout.LayoutParams.WRAP_CONTENT);

        final EditText editText = new EditText(this);
        editText.setHint("여기에 입력하세요");
        mParams.setMargins(0,50,0,10);
        editText.setLayoutParams(mParams);
        myLinearLayout.addView(editText);

        DisplayMetrics dm = getResources().getDisplayMetrics();
        int size = Math.round(20 * dm.density);

        Button btn = new Button(this);
        btn.setText("버튼");
        btn.setBackgroundColor(Color.YELLOW);
        mParams.topMargin = size;
        btn.setLayoutParams(mParams);
        myLinearLayout.addView(btn);

        LinearLayout.LayoutParams tv_params = new LinearLayout.LayoutParams(
                LinearLayout.LayoutParams.WRAP_CONTENT,
                LinearLayout.LayoutParams.WRAP_CONTENT);

        final TextView textView = new TextView(this);
        textView.setText("텍스트뷰입니다.");
        textView.setTextColor(Color.MAGENTA);
        textView.setTextSize(TypedValue.COMPLEX_UNIT_SP,18);
        tv_params.gravity = Gravity.CENTER;
        tv_params.setMargins(0,50,0,0);
        textView.setLayoutParams(tv_params);
        myLinearLayout.addView(textView);

        setContentView(myLinearLayout);

        btn.setOnClickListener(view -> textView.setText(editText.getText().toString()));
    }

}