tt-rss-android/src/org/fox/ttrss/MainActivity.java
2011-11-24 19:11:10 +03:00

392 lines
9.8 KiB
Java

package org.fox.ttrss;
import java.util.HashMap;
import java.util.Timer;
import java.util.TimerTask;
import android.app.Activity;
import android.app.FragmentTransaction;
import android.content.Intent;
import android.content.SharedPreferences;
import android.os.Bundle;
import android.preference.PreferenceManager;
import android.util.Log;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.MenuItem;
import android.view.View;
import android.widget.TextView;
import android.widget.Toast;
import com.google.gson.JsonElement;
import com.google.gson.JsonObject;
public class MainActivity extends Activity implements FeedsFragment.OnFeedSelectedListener, HeadlinesFragment.OnArticleSelectedListener {
private final String TAG = this.getClass().getSimpleName();
private SharedPreferences m_prefs;
private String m_themeName = "";
private String m_sessionId;
private Article m_selectedArticle;
private Feed m_activeFeed;
private Timer m_refreshTimer;
private RefreshTask m_refreshTask;
private Menu m_menu;
private boolean m_unreadOnly = true;
private class RefreshTask extends TimerTask {
@Override
public void run() {
Log.d(TAG, "Refreshing feeds...");
refreshFeeds();
}
}
public synchronized void refreshFeeds() {
FeedsFragment frag = (FeedsFragment) getFragmentManager().findFragmentById(R.id.feeds_fragment);
if (frag != null) {
frag.refresh();
}
}
public void setUnreadOnly(boolean unread) {
m_unreadOnly = unread;
refreshFeeds();
}
public boolean getUnreadOnly() {
return m_unreadOnly;
}
public String getSessionId() {
return m_sessionId;
}
/** Called when the activity is first created. */
public void toast(String message) {
Toast toast = Toast.makeText(getApplicationContext(), message, Toast.LENGTH_SHORT);
toast.show();
}
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
m_prefs = PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
if (m_prefs.getString("theme", "THEME_DARK").equals("THEME_DARK")) {
setTheme(R.style.DarkTheme);
} else {
setTheme(R.style.LightTheme);
}
m_themeName = m_prefs.getString("theme", "THEME_DARK");
if (savedInstanceState != null) {
m_sessionId = savedInstanceState.getString("sessionId");
}
setContentView(R.layout.main);
HeadlinesFragment hf = new HeadlinesFragment();
ArticleFragment af = new ArticleFragment();
FragmentTransaction ft = getFragmentManager().beginTransaction();
ft.setCustomAnimations(android.R.animator.fade_in, android.R.animator.fade_out);
ft.replace(R.id.feeds_fragment, new FeedsFragment());
ft.replace(R.id.headlines_fragment, hf);
ft.replace(R.id.article_fragment, af);
ft.commit();
findViewById(R.id.article_fragment).setVisibility(View.GONE);
login();
}
public void setLoadingStatus(int status, boolean showProgress) {
TextView tv = (TextView)findViewById(R.id.loading_message);
if (tv != null) {
tv.setText(status);
}
View pb = findViewById(R.id.loading_progress);
if (pb != null) {
pb.setVisibility(showProgress ? View.VISIBLE : View.GONE);
}
}
@Override
public void onSaveInstanceState (Bundle out) {
super.onSaveInstanceState(out);
out.putString("sessionId", m_sessionId);
}
@Override
public void onResume() {
super.onResume();
if (!m_prefs.getString("theme", "THEME_DARK").equals(m_themeName)) {
Intent refresh = new Intent(this, MainActivity.class);
startActivity(refresh);
finish();
}
}
@Override
public void onDestroy() {
super.onDestroy();
if (m_refreshTask != null) {
m_refreshTask.cancel();
m_refreshTask = null;
}
if (m_refreshTimer != null) {
m_refreshTimer.cancel();
m_refreshTimer = null;
}
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
MenuInflater inflater = getMenuInflater();
inflater.inflate(R.menu.main_menu, menu);
m_menu = menu;
return true;
}
public void setMenuLabel(int id, int labelId) {
MenuItem mi = m_menu.findItem(id);
if (mi != null) {
mi.setTitle(labelId);
}
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
switch (item.getItemId()) {
case R.id.preferences:
Intent intent = new Intent(this, PreferencesActivity.class);
startActivityForResult(intent, 0);
return true;
case R.id.update_feeds:
refreshFeeds();
return true;
case R.id.logout:
logout();
return true;
case R.id.login:
login();
return true;
case R.id.close_article:
closeArticle();
return true;
case R.id.show_feeds:
if (getUnreadOnly()) {
item.setTitle(R.string.menu_unread_feeds);
} else {
item.setTitle(R.string.menu_all_feeds);
}
setUnreadOnly(!getUnreadOnly());
return true;
default:
return super.onOptionsItemSelected(item);
}
}
public void closeArticle() {
findViewById(R.id.article_fragment).setVisibility(View.GONE);
findViewById(R.id.feeds_fragment).setVisibility(View.VISIBLE);
if (m_menu != null)
m_menu.findItem(R.id.close_article).setVisible(false);
m_selectedArticle = null;
}
private class LoginRequest extends ApiRequest {
protected void onPostExecute(JsonElement result) {
if (result != null) {
try {
JsonObject rv = result.getAsJsonObject();
int status = rv.get("status").getAsInt();
if (status == 0) {
JsonObject content = rv.get("content").getAsJsonObject();
if (content != null) {
m_sessionId = content.get("session_id").getAsString();
setLoadingStatus(R.string.loading_message, true);
findViewById(R.id.loading_container).setVisibility(View.INVISIBLE);
findViewById(R.id.main).setVisibility(View.VISIBLE);
FeedsFragment frag = new FeedsFragment();
FragmentTransaction ft = getFragmentManager().beginTransaction();
ft.replace(R.id.feeds_fragment, frag);
ft.show(frag);
ft.commit();
m_menu.findItem(R.id.login).setVisible(false);
m_menu.findItem(R.id.logout).setVisible(true);
m_menu.findItem(R.id.update_feeds).setEnabled(true);
m_menu.findItem(R.id.show_feeds).setEnabled(true);
if (m_refreshTask != null) {
m_refreshTask.cancel();
m_refreshTask = null;
}
if (m_refreshTimer != null) {
m_refreshTimer.cancel();
m_refreshTimer = null;
}
m_refreshTask = new RefreshTask();
m_refreshTimer = new Timer("Refresh");
m_refreshTimer.schedule(m_refreshTask, 60*1000L, 60*1000L);
}
} else {
JsonObject content = rv.get("content").getAsJsonObject();
if (content != null) {
String error = content.get("error").getAsString();
m_sessionId = null;
if (error.equals("LOGIN_ERROR")) {
setLoadingStatus(R.string.login_wrong_password, false);
} else if (error.equals("API_DISABLED")) {
setLoadingStatus(R.string.login_api_disabled, false);
} else {
setLoadingStatus(R.string.login_failed, false);
}
m_menu.findItem(R.id.login).setVisible(true);
}
}
} catch (Exception e) {
e.printStackTrace();
}
}
}
}
@Override
public void onFeedSelected(Feed feed) {
Log.d(TAG, "Selected feed: " + feed.toString());
m_activeFeed = feed;
HeadlinesFragment hf = new HeadlinesFragment();
FragmentTransaction ft = getFragmentManager().beginTransaction();
ft.setCustomAnimations(android.R.animator.fade_in, android.R.animator.fade_out);
ft.show(getFragmentManager().findFragmentById(R.id.headlines_fragment));
ft.replace(R.id.headlines_fragment, hf);
ft.addToBackStack(null);
ft.commit();
}
public Article getSelectedArticle() {
return m_selectedArticle;
}
@Override
public void onArticleSelected(Article article) {
Log.d(TAG, "Selected article: " + article.toString());
m_selectedArticle = article;
ArticleFragment frag = new ArticleFragment();
FragmentTransaction ft = getFragmentManager().beginTransaction();
ft.setCustomAnimations(android.R.animator.fade_in, android.R.animator.fade_out);
//ft.setCustomAnimations(R.anim.slide_in_left, R.anim.slide_out_right);
ft.show(getFragmentManager().findFragmentById(R.id.article_fragment));
ft.replace(R.id.article_fragment, frag);
ft.addToBackStack(null);
ft.commit();
findViewById(R.id.feeds_fragment).setVisibility(View.GONE);
findViewById(R.id.article_fragment).setVisibility(View.VISIBLE);
if (m_menu != null) {
m_menu.findItem(R.id.close_article).setVisible(true);
m_menu.findItem(R.id.share_article).setVisible(true);
}
}
public Feed getActiveFeed() {
return m_activeFeed;
}
public void logout() {
findViewById(R.id.loading_container).setVisibility(View.VISIBLE);
findViewById(R.id.main).setVisibility(View.INVISIBLE);
if (m_menu != null) {
m_menu.findItem(R.id.login).setVisible(true);
m_menu.findItem(R.id.logout).setVisible(false);
m_menu.findItem(R.id.close_article).setVisible(false);
m_menu.findItem(R.id.share_article).setVisible(false);
m_menu.findItem(R.id.update_feeds).setEnabled(false);
m_menu.findItem(R.id.show_feeds).setEnabled(false);
}
if (m_refreshTask != null) {
m_refreshTask.cancel();
m_refreshTask = null;
}
if (m_refreshTimer != null) {
m_refreshTimer.cancel();
m_refreshTimer = null;
}
m_sessionId = null;
}
public void login() {
logout();
LoginRequest ar = new LoginRequest();
ar.setApi(m_prefs.getString("ttrss_url", null));
HashMap<String,String> map = new HashMap<String,String>() {
{
put("op", "login");
put("user", m_prefs.getString("login", null));
put("password", m_prefs.getString("password", null));
}
};
ar.execute(map);
setLoadingStatus(R.string.login_in_progress, true);
}
}