Magic Cube

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// Copyright 2020 Leszek Koltunski                                                               //

//                                                                                               //

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

//                                                                                               //

// Magic Cube is free software: you can redistribute it and/or modify                            //

// it under the terms of the GNU General Public License as published by                          //

// the Free Software Foundation, either version 2 of the License, or                             //

// (at your option) any later version.                                                           //

//                                                                                               //

// Magic Cube is distributed in the hope that it will be useful,                                 //

// but WITHOUT ANY WARRANTY; without even the implied warranty of                                //

// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the                                 //

// GNU General Public License for more details.                                                  //

//                                                                                               //

// You should have received a copy of the GNU General Public License                             //

// along with Magic Cube.  If not, see <http://www.gnu.org/licenses/>.                           //

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package org.distorted.dialogs;

import android.content.Context;

import androidx.fragment.app.FragmentActivity;

import android.util.AttributeSet;

import android.view.View;

import android.widget.ExpandableListView;

import android.widget.FrameLayout;

import org.distorted.objectlib.main.ObjectType;

import org.distorted.main.R;

import org.distorted.main.RubikActivity;

import org.distorted.patterns.RubikPattern;

import org.distorted.patterns.RubikPatternList;

import org.distorted.screens.ScreenList;

import org.distorted.screens.RubikScreenPattern;

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public class RubikDialogPatternView extends FrameLayout

  {

  private ExpandableListView mListView;

  private RubikDialogPatternListAdapter mListAdapter;

  private RubikDialogPattern mDialog;

  private int mTab, mPos;

  private int mExpandedGroup;

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  public RubikDialogPatternView(Context context, AttributeSet attrs, int defStyle)

    {

    super(context, attrs, defStyle);

    }

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  public RubikDialogPatternView(Context context, AttributeSet attrs)

    {

    super(context, attrs);

    }

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  public RubikDialogPatternView(FragmentActivity act, RubikDialogPattern dialog, int position)

    {

    super(act);

    final RubikActivity ract = (RubikActivity)getContext();

    mTab = position;

    mDialog = dialog;

    RubikPattern pattern = RubikPattern.getInstance();

    mExpandedGroup = pattern.recallExpanded(position);

    View tab = inflate( act, R.layout.dialog_pattern_tab, null);

    mListView = tab.findViewById(R.id.patternListView);

    mListAdapter = new RubikDialogPatternListAdapter(act,mTab, ract.getScreenHeightInPixels());

    mListView.setAdapter(mListAdapter);

    if( mExpandedGroup>=0 )

      {

      mListView.expandGroup(mExpandedGroup);

      }

    int visible = pattern.recallVisiblePos(mTab);

    mListView.setSelectionFromTop(visible,0);

    mListView.setOnChildClickListener(new ExpandableListView.OnChildClickListener()

      {

      @Override

      public boolean onChildClick(ExpandableListView parent, View v, int groupPosition, int childPosition, long id)

        {

        RubikPattern pattern = RubikPattern.getInstance();

        int[][] moves   = pattern.reInitialize(mTab, groupPosition, childPosition);

        ObjectType list = RubikPatternList.getObject(mTab);

        ract.setupObject(list, moves);

        ScreenList.switchScreen(ract, ScreenList.PATT);

        RubikScreenPattern state = (RubikScreenPattern) ScreenList.PATT.getScreenClass();

        state.setPattern(ract, mTab, groupPosition, childPosition);

        mDialog.rememberState();

        mDialog.dismiss();

        return false;

        }

      });

    mListView.setOnGroupExpandListener(new ExpandableListView.OnGroupExpandListener()

      {

      @Override

      public void onGroupExpand(int groupPosition)

        {

        if(mExpandedGroup!=-1 && groupPosition!=mExpandedGroup)

          {

          mListView.collapseGroup(mExpandedGroup);

          }

        mExpandedGroup = groupPosition;

        }

      });

    addView(tab);

    }

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  int getCurrentCategory()

    {

    return mPos;

    }

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  int getCurrentVisiblePos()

    {

    return mListView.getFirstVisiblePosition();

    }

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  int getExpanded()

    {

    return mExpandedGroup;

    }

  }