root / src / com / rackspacecloud / android / ListServersActivity.java @ 344675da
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/**
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*
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*/
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package com.rackspacecloud.android; |
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import java.util.ArrayList; |
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import com.rackspace.cloud.servers.api.client.Server; |
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import com.rackspace.cloud.servers.api.client.ServerManager; |
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import android.app.ListActivity; |
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import android.content.Intent; |
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import android.os.AsyncTask; |
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import android.os.Bundle; |
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import android.view.LayoutInflater; |
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import android.view.Menu; |
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import android.view.MenuInflater; |
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import android.view.MenuItem; |
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import android.view.View; |
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import android.view.ViewGroup; |
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import android.widget.ArrayAdapter; |
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import android.widget.ImageView; |
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import android.widget.ListView; |
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import android.widget.TextView; |
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/**
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* @author mike
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*
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*/
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public class ListServersActivity extends ListActivity { |
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private Server[] servers; |
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@Override
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public void onCreate(Bundle savedInstanceState) { |
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super.onCreate(savedInstanceState);
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loadServers(); |
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} |
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protected void onListItemClick(ListView l, View v, int position, long id) { |
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//startActivity(new Intent(this, ViewSliceActivity.class));
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} |
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private void loadServers() { |
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displayLoadingCell(); |
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new LoadServersTask().execute((Void[]) null); |
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} |
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private void setServerList(ArrayList<Server> servers) { |
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String[] serverNames = new String[servers.size()]; |
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this.servers = new Server[servers.size()]; |
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if (servers != null) { |
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for (int i = 0; i < servers.size(); i++) { |
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Server server = servers.get(i); |
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this.servers[i] = server;
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serverNames[i] = server.getName(); |
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} |
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} |
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// TODO: throws ClassCastException with empty list
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if (serverNames.length == 0) { |
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displayNoServersCell(); |
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} else {
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getListView().setDividerHeight(1); // restore divider linesan |
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//setListAdapter(new ArrayAdapter<String>(this, R.layout.listservercell, R.id.label, serverNames));
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setListAdapter(new ServerAdapter());
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} |
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} |
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private void displayLoadingCell() { |
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String a[] = new String[1]; |
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a[0] = "Loading..."; |
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setListAdapter(new ArrayAdapter<String>(this, R.layout.loadingcell, R.id.loading_label, a)); |
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getListView().setTextFilterEnabled(true);
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getListView().setDividerHeight(0); // hide the dividers so it won't look like a list row |
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getListView().setItemsCanFocus(false);
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//getListView().setClickable(false); // TODO: so it will never be highlighted on touch
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} |
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private void displayNoServersCell() { |
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String a[] = new String[1]; |
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a[0] = "No Servers"; |
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setListAdapter(new ArrayAdapter<String>(this, R.layout.noserverscell, R.id.no_servers_label, a)); |
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getListView().setTextFilterEnabled(true);
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getListView().setDividerHeight(0); // hide the dividers so it won't look like a list row |
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//getListView().setClickable(false); // so it will never be highlighted on touch
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getListView().setItemsCanFocus(false);
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} |
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private class LoadServersTask extends AsyncTask<Void, Void, ArrayList<Server>> { |
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@Override
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protected ArrayList<Server> doInBackground(Void... arg0) { |
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return (new ServerManager()).createList(true); |
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} |
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@Override
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protected void onPostExecute(ArrayList<Server> result) { |
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setServerList(result); |
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} |
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} |
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@Override
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public boolean onCreateOptionsMenu(Menu menu) { |
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super.onCreateOptionsMenu(menu);
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MenuInflater inflater = getMenuInflater(); |
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inflater.inflate(R.menu.servers_list_menu, menu); |
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return true; |
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} |
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@Override
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public boolean onOptionsItemSelected(MenuItem item) { |
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switch (item.getItemId()) {
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case R.id.add_server:
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startActivity(new Intent(this, AddServerActivity.class)); |
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return true; |
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case R.id.refresh:
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loadServers(); |
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return true; |
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} |
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return false; |
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} |
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//*/
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class ServerAdapter extends ArrayAdapter<Server> { |
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ServerAdapter() { |
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super(ListServersActivity.this, R.layout.listservercell, servers);
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} |
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public View getView(int position, View convertView, ViewGroup parent) { |
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Server server = servers[position]; |
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LayoutInflater inflater = getLayoutInflater(); |
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View row = inflater.inflate(R.layout.listservercell, parent, false); |
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TextView label = (TextView) row.findViewById(R.id.label); |
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label.setText(server.getName()); |
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TextView sublabel = (TextView) row.findViewById(R.id.sublabel); |
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sublabel.setText(server.getFlavor().getName() + " - " + server.getImage().getName());
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ImageView icon = (ImageView) row.findViewById(R.id.icon); |
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icon.setImageResource(server.getImage().iconResourceId()); |
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return(row);
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} |
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} |
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} |