root / src / com / rackspacecloud / android / ListContainerActivity.java @ ea001570
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package com.rackspacecloud.android; |
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import java.util.ArrayList; |
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import android.app.AlertDialog; |
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import android.app.ListActivity; |
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import android.app.ProgressDialog; |
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import android.content.Context; |
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import android.content.DialogInterface; |
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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.util.Log; |
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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.view.WindowManager; |
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import android.view.ViewGroup.LayoutParams; |
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import android.widget.ArrayAdapter; |
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import android.widget.ListView; |
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import android.widget.ProgressBar; |
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import android.widget.TextView; |
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import com.rackspace.cloud.files.api.client.Container; |
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import com.rackspace.cloud.files.api.client.ContainerManager; |
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import com.rackspace.cloud.servers.api.client.CloudServersException; |
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/**
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*
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* @author Phillip Toohill
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*
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*/
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public class ListContainerActivity extends ListActivity { |
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protected static final int DELETE_ID = 0; |
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private Container[] containers; |
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public Container container; |
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public Container cdnContainer; |
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public String[] containerNames; |
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public Object megaBytes; |
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public Object kiloBytes; |
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public int bConver = 1048576; |
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public int kbConver = 1024; |
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private Context context; |
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private boolean loading; |
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ProgressDialog pDialog; |
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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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context = getApplicationContext(); |
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setContentView(R.layout.list_containers); |
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restoreState(savedInstanceState); |
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} |
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@Override
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protected void onSaveInstanceState(Bundle outState) { |
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super.onSaveInstanceState(outState);
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outState.putSerializable("container", containers);
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outState.putBoolean("loading", loading);
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} |
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private void restoreState(Bundle state) { |
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if (state != null && state.containsKey("container") && state.getSerializable("container") != null) { |
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containers = (Container[]) state.getSerializable("container"); |
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if (containers.length == 0) { |
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displayNoContainersCell(); |
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} else {
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getListView().setDividerHeight(1); // restore divider lines |
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setListAdapter(new FileAdapter());
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} |
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} else {
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loadContainers(); |
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registerForContextMenu(getListView()); |
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} |
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} |
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protected void onListItemClick(ListView l, View v, int position, long id) { |
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if (containers != null && containers.length > 0) { |
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Intent viewIntent = new Intent(this, ContainerObjectsActivity.class); |
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viewIntent.putExtra("container", containers[position]);
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startActivityForResult(viewIntent, 55);
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} |
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} |
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private void loadContainers() { |
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showProgressDialog(); |
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new LoadContainersTask().execute((Void[]) null); |
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} |
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private void setContainerList() { |
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if (containerNames.length == 0) { |
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displayNoContainersCell(); |
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} else {
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getListView().setDividerHeight(1); // restore divider lines |
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setListAdapter(new FileAdapter());
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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,
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// 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
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// // like a list row
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// getListView().setItemsCanFocus(false);
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// }
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private void displayNoContainersCell() { |
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String a[] = new String[1]; |
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a[0] = "No Files"; |
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setListAdapter(new ArrayAdapter<String>(this, |
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R.layout.nocontainerscell, R.id.no_containers_label, a)); |
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getListView().setTextFilterEnabled(true);
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getListView().setDividerHeight(0); // hide the dividers so it won't look |
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// like a list row
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getListView().setItemsCanFocus(false);
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} |
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protected void showProgressDialog() { |
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pDialog = new ProgressDialog(this, R.style.NewDialog); |
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// // Set blur to background
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WindowManager.LayoutParams lp = pDialog.getWindow().getAttributes(); |
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lp.dimAmount = 0.0f;
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pDialog.getWindow().setAttributes(lp); |
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pDialog.getWindow().addFlags(WindowManager.LayoutParams.FLAG_BLUR_BEHIND); |
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pDialog.show(); |
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pDialog.setContentView(new ProgressBar(this), new LayoutParams(LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT)); |
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} |
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private void showAlert(String title, String message) { |
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// Can't create handler inside thread that has not called
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// Looper.prepare()
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// Looper.prepare();
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try {
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AlertDialog alert = new AlertDialog.Builder(this).create(); |
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alert.setTitle(title); |
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alert.setMessage(message); |
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alert.setButton("OK", new DialogInterface.OnClickListener() { |
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public void onClick(DialogInterface dialog, int which) { |
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return;
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} |
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}); |
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alert.show(); |
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} catch (Exception e) { |
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e.printStackTrace(); |
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} |
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} |
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private class LoadContainersTask extends |
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AsyncTask<Void, Void, ArrayList<Container>> { |
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private CloudServersException exception;
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@Override
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protected void onPreExecute(){ |
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loading = true;
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} |
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@Override
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protected ArrayList<Container> doInBackground(Void... arg0) { |
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ArrayList<Container> containers = null; |
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try {
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containers = (new ContainerManager(context)).createList(true); |
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} catch (CloudServersException e) {
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exception = e; |
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} |
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return containers;
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} |
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@Override
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protected void onPostExecute(ArrayList<Container> result) { |
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if (exception != null) { |
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showAlert("Error", exception.getMessage());
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} |
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ArrayList<Container> containerList = result; |
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containerNames = new String[containerList.size()]; |
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containers = new Container[containerList.size()]; |
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if (containerList != null) { |
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for (int i = 0; i < containerList.size(); i++) { |
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Container container = containerList.get(i);
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containers[i] = container; |
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containerNames[i] = container.getName(); |
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} |
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} |
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loading = false;
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new LoadCDNContainersTask().execute((Void[]) null); |
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} |
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} |
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private class LoadCDNContainersTask extends |
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AsyncTask<Void, Void, ArrayList<Container>> { |
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private CloudServersException exception;
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@Override
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protected void onPreExecute(){ |
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showProgressDialog(); |
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loading = true;
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} |
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@Override
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protected ArrayList<Container> doInBackground(Void... arg0) { |
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ArrayList<Container> cdnContainers = null; |
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try {
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cdnContainers = (new ContainerManager(context)).createCDNList(true); |
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} catch (CloudServersException e) {
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exception = e; |
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} |
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return cdnContainers;
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} |
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@Override
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protected void onPostExecute(ArrayList<Container> result) { |
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Log.v("listcontainerActivity", "onPostExecute loadCDNcontainerTask"); |
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pDialog.dismiss(); |
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if (exception != null) { |
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showAlert("Error", exception.getMessage());
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} |
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ArrayList<Container> cdnContainers = result; |
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for (int i = 0; i < containers.length; i++) { |
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Container container = containers[i];
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for (int t = 0; t < cdnContainers.size(); t++) { |
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Container cdnContainer = cdnContainers.get(t);
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if (container.getName().equals(cdnContainer.getName())) {
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container.setCdnEnabled(cdnContainer.isCdnEnabled()); |
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container.setCdnUrl(cdnContainer.getCdnUrl()); |
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container.setTtl(cdnContainer.getTtl()); |
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} |
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} |
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} |
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setContainerList(); |
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loading = false;
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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.container_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_container:
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startActivityForResult( |
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new Intent(this, AddContainerActivity.class), 56); // arbitrary number never used again |
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return true; |
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case R.id.refresh:
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containers = null;
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loadContainers(); |
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return true; |
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} |
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return false; |
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} |
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class FileAdapter extends ArrayAdapter<Container> { |
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FileAdapter() {
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super(ListContainerActivity.this, R.layout.listcontainerscell,
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containers); |
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} |
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public View getView(int position, View convertView, ViewGroup parent) { |
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Container container = containers[position];
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LayoutInflater inflater = getLayoutInflater(); |
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View row = inflater.inflate(R.layout.listcontainerscell, parent,
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false);
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TextView label = (TextView) row.findViewById(R.id.label); |
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label.setText(container.getName()); |
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if (container.getBytes() >= bConver) {
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megaBytes = Math.abs(container.getBytes() / bConver + 0.2); |
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TextView sublabel = (TextView) row.findViewById(R.id.sublabel); |
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sublabel.setText(container.getCount() + " Objects " + megaBytes
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+ " MB");
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} else if (container.getBytes() >= kbConver) { |
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kiloBytes = Math.abs(container.getBytes() / kbConver + 0.2); |
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TextView sublabel = (TextView) row.findViewById(R.id.sublabel); |
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sublabel.setText(container.getCount() + " Objects " + kiloBytes
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+ " KB");
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} else {
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TextView sublabel = (TextView) row.findViewById(R.id.sublabel); |
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sublabel.setText(container.getCount() + " Objects "
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+ container.getBytes() + " B");
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} |
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return (row);
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} |
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} |
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@Override
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public void onActivityResult(int requestCode, int resultCode, Intent data) { |
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super.onActivityResult(requestCode, resultCode, data);
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if (resultCode == RESULT_OK) {
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// a sub-activity kicked back, so we want to refresh the server list
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loadContainers(); |
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} |
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} |
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} |