Android Open Source - webots-remote-control Server List Adapter

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Back to project page webots-remote-control.

License

The source code is released under:

GNU Lesser General Public License

Java Source Code

package org.black_mesa.webots_remote_control.database;
//w ww .j  a  v a 2  s .c  o  m
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import org.black_mesa.webots_remote_control.R;
import org.black_mesa.webots_remote_control.listeners.OnListEventsListener;

import android.content.Context;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.View.OnLongClickListener;
import android.view.ViewGroup;
import android.widget.ArrayAdapter;
import android.widget.Button;
import android.widget.CheckBox;
import android.widget.CompoundButton;
import android.widget.CompoundButton.OnCheckedChangeListener;
import android.widget.TextView;

public class ServerListAdapter extends ArrayAdapter<Server> {

  private final Context mContext;
  private final Map<Long, View> mRows;
  private final Map<View, Server> mSRows;
  private final List<Server> mServers;
  private final List<Server> mOnlineServers;
  private List<CheckBox> mBoxes;
  private OnListEventsListener mEventsListener;

  public ServerListAdapter(Context context, List<Server> servers, List<Server> onlineServers,
      OnListEventsListener eventsListener) {
    super(context, R.layout.server_list_item, servers);
    this.mContext = context;
    this.mServers = servers;
    this.mRows = new HashMap<Long, View>();
    this.mSRows = new HashMap<View, Server>();
    this.mOnlineServers = onlineServers;
    this.mEventsListener = eventsListener;
    mBoxes = new ArrayList<CheckBox>();
  }

  @Override
  public View getView(int position, View convertView, ViewGroup parent) {
    // Inflating the layout for the row
    LayoutInflater inflater = (LayoutInflater) mContext.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
    View rowView = inflater.inflate(R.layout.server_list_item, parent, false);

    // Getting the server for this view
    Server server = mServers.get(position);

    // Setting visual informations according to the state of the server
    TextView nameText = (TextView) rowView.findViewById(R.id.server_name);
    TextView adressText = (TextView) rowView.findViewById(R.id.server_adress);
    nameText.setText(server.getName());
    adressText.setText(server.getAdress() + ":" + server.getPort());
    Button button = (Button) rowView.findViewById(R.id.server_state_button);
    if (mOnlineServers.contains(server)) {
      button.setCompoundDrawablesWithIntrinsicBounds(0, 0, android.R.drawable.ic_menu_close_clear_cancel, 0);
    } else {
      button.setCompoundDrawablesWithIntrinsicBounds(0, 0, android.R.drawable.ic_menu_send, 0);
    }

    // Setting listener for the Launch/Cancel button
    button.setOnClickListener(new OnClickListener() {

      @Override
      public void onClick(View v) {
        Log.i(getClass().getName(), "Server ID : " + mSRows.get(v.getParent()).getId());
        mEventsListener.onItemLaunchListener(mSRows.get(v.getParent()));
      }
    });

    // Setting listener for the checkbox
    CheckBox checkBox = (CheckBox) rowView.findViewById(R.id.server_select);
    mBoxes.add(checkBox);
    checkBox.setOnCheckedChangeListener(new OnCheckedChangeListener() {

      @Override
      public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
        mEventsListener.onCheckChanged();
      }
    });

    // Setting listeners for the clicks and long clicks on the row. Not especially useful, but it's there.
    rowView.setOnClickListener(new OnClickListener() {

      @Override
      public void onClick(View v) {
        mEventsListener.onItemClicked();
      }
    });
    rowView.setOnLongClickListener(new OnLongClickListener() {

      @Override
      public boolean onLongClick(View v) {
        mEventsListener.onItemLongClicked();
        return false;
      }
    });
    mRows.put(server.getId(), rowView);
    mSRows.put(rowView, server);
    rowView.setClickable(true);
    return rowView;
  }

  /**
   * Sets a progression bar instead of the launch button on the specified server.
   * 
   * @param id
   *            of the server currently waiting for connexion
   */
  public void setServerWaiting(long id) {
    mRows.get(id).findViewById(R.id.server_state_button).setVisibility(View.GONE);
    mRows.get(id).findViewById(R.id.server_connecting).setVisibility(View.VISIBLE);
  }

  /**
   * Sets the launch button with a cancel drawable.
   * 
   * @param id
   *            of the server that just got connected
   */
  public void setServerConnected(long id) {
    ((Button) mRows.get(id).findViewById(R.id.server_state_button)).setCompoundDrawablesWithIntrinsicBounds(0, 0,
        android.R.drawable.ic_menu_close_clear_cancel, 0);
    mRows.get(id).findViewById(R.id.server_state_button).setVisibility(View.VISIBLE);
    mRows.get(id).findViewById(R.id.server_connecting).setVisibility(View.GONE);
  }

  /**
   * Sets the launch button with a launch drawable.
   * 
   * @param id
   *            of the server that is disconnected
   */
  public void setServerDisconnected(long id) {
    ((Button) mRows.get(id).findViewById(R.id.server_state_button)).setCompoundDrawablesWithIntrinsicBounds(0, 0,
        android.R.drawable.ic_menu_send, 0);
    mRows.get(id).findViewById(R.id.server_state_button).setVisibility(View.VISIBLE);
    mRows.get(id).findViewById(R.id.server_connecting).setVisibility(View.GONE);
  }

  /**
   * Gives a list of all the server that corresponds to rows with a checked checkbox.
   * 
   * @return a list of the checked servers
   */
  public List<Server> getCheckedServers() {
    List<Server> servers = new ArrayList<Server>();
    for (CheckBox c : mBoxes) {
      if (c.isChecked()) {
        servers.add(mSRows.get(c.getParent()));
      }
    }
    return servers;
  }
}

Java Source Code List

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