strongswan/src/frontends/android/app/src/main/java/org/strongswan/android/ui/RemediationInstructionsFrag...

126 lines
3.8 KiB
Java

/*
* Copyright (C) 2013 Tobias Brunner
* HSR Hochschule fuer Technik Rapperswil
*
* This program 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. See <http://www.fsf.org/copyleft/gpl.txt>.
*
* This program 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.
*/
package org.strongswan.android.ui;
import android.content.Context;
import android.os.Bundle;
import android.view.View;
import android.widget.ListView;
import org.strongswan.android.R;
import org.strongswan.android.logic.imc.RemediationInstruction;
import org.strongswan.android.ui.adapter.RemediationInstructionAdapter;
import java.util.ArrayList;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.fragment.app.ListFragment;
public class RemediationInstructionsFragment extends ListFragment
{
public static final String EXTRA_REMEDIATION_INSTRUCTIONS = "instructions";
private static final String KEY_POSITION = "position";
private ArrayList<RemediationInstruction> mInstructions = null;
private OnRemediationInstructionSelectedListener mListener;
private RemediationInstructionAdapter mAdapter;
private int mCurrentPosition = -1;
/**
* The activity containing this fragment should implement this interface
*/
public interface OnRemediationInstructionSelectedListener
{
public void onRemediationInstructionSelected(RemediationInstruction instruction);
}
@Override
public void onViewCreated(@NonNull View view, @Nullable Bundle savedInstanceState)
{
super.onViewCreated(view, savedInstanceState);
if (savedInstanceState != null)
{
mInstructions = savedInstanceState.getParcelableArrayList(EXTRA_REMEDIATION_INSTRUCTIONS);
mCurrentPosition = savedInstanceState.getInt(KEY_POSITION);
}
}
@Override
public void onSaveInstanceState(Bundle outState)
{
super.onSaveInstanceState(outState);
outState.putParcelableArrayList(RemediationInstructionsFragment.EXTRA_REMEDIATION_INSTRUCTIONS, mInstructions);
outState.putInt(KEY_POSITION, mCurrentPosition);
}
@Override
public void onAttach(Context context)
{
super.onAttach(context);
if (context instanceof OnRemediationInstructionSelectedListener)
{
mListener = (OnRemediationInstructionSelectedListener)context;
}
}
@Override
public void onStart()
{
super.onStart();
boolean two_pane = getParentFragmentManager().findFragmentById(R.id.remediation_instruction_fragment) != null;
if (two_pane)
{ /* two-pane layout, make list items selectable */
getListView().setChoiceMode(ListView.CHOICE_MODE_SINGLE);
}
Bundle args = getArguments();
if (mInstructions == null && args != null)
{
mInstructions = args.getParcelableArrayList(EXTRA_REMEDIATION_INSTRUCTIONS);
}
updateView(mInstructions);
if (two_pane && mCurrentPosition == -1 && mInstructions.size() > 0)
{ /* two-pane layout, select first instruction */
mCurrentPosition = 0;
mListener.onRemediationInstructionSelected(mInstructions.get(0));
}
getListView().setItemChecked(mCurrentPosition, true);
}
@Override
public void onListItemClick(ListView l, View v, int position, long id)
{
mCurrentPosition = position;
mListener.onRemediationInstructionSelected(mInstructions.get(position));
getListView().setItemChecked(position, true);
}
public void updateView(ArrayList<RemediationInstruction> instructions)
{
if (mAdapter == null)
{
mAdapter = new RemediationInstructionAdapter(getActivity());
setListAdapter(mAdapter);
}
mInstructions = instructions;
mAdapter.setData(mInstructions);
}
}