Distorted Sokoban

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// Copyright 2022 Leszek Koltunski                                                               //

//                                                                                               //

// This file is part of Magic Sokoban.                                                           //

//                                                                                               //

// Magic Cube is proprietary software licensed under an EULA which you should have received      //

// along with the code. If not, check https://distorted.org/magic/License-Magic-Cube.html        //

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package org.distorted.dialogs;

import android.app.Dialog;

import android.content.DialogInterface;

import android.content.pm.PackageInfo;

import android.content.pm.PackageManager;

import android.os.Bundle;

import androidx.annotation.NonNull;

import androidx.fragment.app.FragmentActivity;

import androidx.appcompat.app.AlertDialog;

import androidx.appcompat.app.AppCompatDialogFragment;

import android.util.DisplayMetrics;

import android.util.TypedValue;

import android.view.LayoutInflater;

import android.view.View;

import android.view.Window;

import android.widget.Button;

import android.widget.TextView;

import org.distorted.sokoban.R;

import org.distorted.sokoban.SokobanActivity;

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public class SokobanDialogAbout extends AppCompatDialogFragment

  {

  @NonNull

  @Override

  public Dialog onCreateDialog(Bundle savedInstanceState)

    {

    FragmentActivity act = getActivity();

    LayoutInflater inflater = act.getLayoutInflater();

    AlertDialog.Builder builder = new AlertDialog.Builder(act);

    DisplayMetrics displaymetrics = new DisplayMetrics();

    act.getWindowManager().getDefaultDisplay().getMetrics(displaymetrics);

    final float titleSize= displaymetrics.widthPixels * SokobanActivity.MENU_BIG_TEXT_SIZE;

    final float okSize   = displaymetrics.widthPixels * SokobanActivity.DIALOG_BUTTON_SIZE;

    final float textSize = displaymetrics.widthPixels * SokobanActivity.MENU_SMALL_TEXT_SIZE;

    TextView tv = (TextView) inflater.inflate(R.layout.dialog_title, null);

    tv.setTextSize(TypedValue.COMPLEX_UNIT_PX, titleSize);

    tv.setText(R.string.about);

    builder.setCustomTitle(tv);

    builder.setCancelable(true);

    builder.setPositiveButton( R.string.ok, new DialogInterface.OnClickListener()

      {

      @Override

      public void onClick(DialogInterface dialog, int which)

        {

        }

      });

    final View view = inflater.inflate(R.layout.dialog_about, null);

    TextView text = view.findViewById(R.id.about_version);

    String appName = getString(R.string.app_name);

    text.setTextSize(TypedValue.COMPLEX_UNIT_PX, textSize);

    text.setText(getString(R.string.ap_placeholder,appName, getAppVers(act)));

    TextView help = view.findViewById(R.id.about_help);

    help.setTextSize(TypedValue.COMPLEX_UNIT_PX, textSize);

    builder.setView(view);

    Dialog dialog = builder.create();

    dialog.setCanceledOnTouchOutside(false);

    Window window = dialog.getWindow();

    if( window!=null )

      {

      window.getDecorView().setSystemUiVisibility(SokobanActivity.FLAGS);

      }

    dialog.setOnShowListener(new DialogInterface.OnShowListener()

      {

      @Override

      public void onShow(DialogInterface dialog)

        {

        Button btnPositive = ((AlertDialog)dialog).getButton(Dialog.BUTTON_POSITIVE);

        btnPositive.setTextSize(TypedValue.COMPLEX_UNIT_PX, okSize);

        }

      });

    return dialog;

    }

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  private String getAppVers(FragmentActivity act)

    {

    try

      {

      PackageInfo pInfo = act.getPackageManager().getPackageInfo( act.getPackageName(), 0);

      return pInfo.versionName;

      }

    catch (PackageManager.NameNotFoundException e)

      {

      return "unknown";

      }

    }

  }