리오파파의 Android Source

file read public String[] readKR(String filename) { final int BUFFER_SIZE = 81920; final String code = "EUC-KR"; BufferedReader bufferedReader = null; try { bufferedReader = new BufferedReader(new InputStreamReader(Files.newInputStream(Paths.get(filename)), code), BUFFER_SIZE); } catch (Exception e) { Log.e("readKR","Exception "+e); } List lines = new ArrayList..

package biz.riopapa.chatread.common;import android.content.Context;import android.net.ConnectivityManager;import android.net.Network;import android.net.NetworkCapabilities;import androidx.annotation.NonNull;public class WifiMonitor { ConnectivityManager cM = null; public WifiMonitor (Context context) { if (cM == null) cM = context.getSystemService(ConnectivityManager.clas..

before Intent intent; intent = new Intent(Intent.ACTION_GET_CONTENT); intent.setType("text/plain"); // MIME type for text files intent.addCategory(Intent.CATEGORY_OPENABLE); startActivityForResult(intent, READ_REQUEST_CODE); after : define resultLauncher and start ActivityResultLauncher mGetContent = registerForActivityResult(new ActivityResultContracts...

image를 rounded corner로 표시하는 방법 xxlayout.xml에 shapeable 정의  style.xms에 circularimage.xml 정의 (50%면 완전한 원)

imenu icon size를 theme에 정의해서 변경한다 Manifest.xml 에 values/themes에 Theme.ChatRead에 actioButtonStyle 추가 (night에도)values/style에 myActionButtonStyle 추가하고 min,max width 등 조정

AppTheme 에 menu style item 추가 (MyaActionButtonStyle) menu style define

1. implementation is required implementation 'com.google.android.material:material:1.6.0' 2. define custom tyle xml 아래는 rounded corner 외에 여러가지 경우가 있음 3. layout에 imageview 대신 imageview.ShapeableImageView 를 적용 이 xml에서 shapeAppearanceOverlay 가 key 임

DownloadTask.java package biz.riopapa.jigsawpuzzle.func; import static biz.riopapa.jigsawpuzzle.ActivityMain.downloadFileName; import static biz.riopapa.jigsawpuzzle.ActivityMain.downloadPosition; import static biz.riopapa.jigsawpuzzle.ActivityMain.downloadSize; import static biz.riopapa.jigsawpuzzle.ActivityMain.imageSelAdapter; import static biz.riopapa.jigsawpuzzle.ActivityMain.jigFiles; impo..

1. bitmap으로 전환 Drawable drawable = ContextCompat.getDrawable(context, drawableId); Bitmap bitmap = Bitmap.createBitmap(xySize, xySize, Bitmap.Config.ARGB_8888); Canvas canvas = new Canvas(bitmap); drawable.setBounds(0, 0, xySize, xySize); drawable.draw(canvas); return bitmap; 2. drawable 이름 알아내기 public String getGame(int i) { String []ids = mContext.getString(R.mipmap.resourceId).split("/"); Str..