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Code Issues Pull Requests Releases Wiki Activity

implement headlines view

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This commit is contained in:
Andrew Dolgov 2011-11-23 13:55:05 +03:00
parent 2250b86e3b
commit e0c40e5fb8
9 changed files with 405 additions and 79 deletions
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11
res/anim/slide_in_left.xml Normal file
View File

@ -0,0 +1,11 @@
<?xml version="1.0" encoding="utf-8"?>
<set>
<objectAnimator xmlns:android="http://schemas.android.com/apk/res/android"
android:propertyName="x"
android:duration="500"
android:valueFrom="-400"
android:valueTo="0"
android:valueType="intType"/>
</set>

8
res/anim/test.xml
View File

@ -1,8 +0,0 @@
<?xml version="1.0" encoding="utf-8"?>
<scale xmlns:android="http://schemas.android.com/apk/res/android"
android:interpolator="@android:anim/accelerate_decelerate_interpolator"
android:fromXScale="1"
android:toXScale="0.5"
android:duration="1000">
</scale>

13
res/layout/feeds_fragment.xml
View File

@ -1,12 +1,11 @@
<?xml version="1.0" encoding="utf-8" ?>
<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="fill_parent"
android:layout_height="fill_parent">
<LinearLayout android:layout_width="match_parent" android:id="@+id/linearLayout1" android:gravity="center" android:layout_height="match_parent">
<ProgressBar android:id="@+id/loading_progress" android:layout_height="wrap_content" android:layout_width="wrap_content" style="?android:attr/progressBarStyleLarge"></ProgressBar>
<TextView android:layout_height="wrap_content" android:layout_width="wrap_content" android:id="@+id/loading_message" android:textAppearance="?android:attr/textAppearanceLarge" android:text="@string/loading_message"></TextView>
</LinearLayout>
<ListView android:layout_width="match_parent" android:layout_height="match_parent" android:id="@+id/feeds"></ListView>
android:layout_height="fill_parent" android:id="@+id/feeds_container" android:layout_width="match_parent">
<LinearLayout android:id="@+id/loading_container" android:gravity="center" android:layout_height="match_parent" android:layout_width="match_parent">
<ProgressBar android:layout_width="wrap_content" style="?android:attr/progressBarStyleLarge" android:id="@+id/loading_progress" android:layout_height="wrap_content"></ProgressBar>
<TextView android:layout_width="wrap_content" android:textAppearance="?android:attr/textAppearanceLarge" android:id="@+id/loading_message" android:layout_height="wrap_content" ></TextView>
</LinearLayout>
<ListView android:id="@+id/feeds" android:layout_height="match_parent" android:layout_width="match_parent"></ListView>
</FrameLayout>

6
res/layout/feeds_row.xml
View File

@ -1,18 +1,16 @@
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="fill_parent"
android:layout_height="?android:attr/listPreferredItemHeight"
android:orientation="horizontal"
android:gravity="center_vertical"
android:padding="3dip" android:id="@+id/feeds_row">
android:padding="3dip" android:id="@+id/feeds_row" android:layout_width="match_parent">
<TextView
android:id="@+id/title"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_weight="1"
android:layout_gravity="center_vertical"
android:paddingLeft="6dip"
android:text="{FEED}" android:textSize="16sp"/>
android:text="{FEED}" android:textSize="16sp" android:layout_width="wrap_content"/>
<TextView
android:id="@+id/unread_counter"
android:gravity="right"

6
res/layout/headlines_fragment.xml
View File

@ -4,6 +4,8 @@
android:layout_width="fill_parent"
android:layout_height="fill_parent" android:id="@+id/headlines_fragment">
<ListView android:layout_height="match_parent" android:layout_width="match_parent" android:id="@+id/headlines" android:background="#fafafa"></ListView>
<TextView android:layout_width="wrap_content" android:textAppearance="?android:attr/textAppearanceLarge" android:layout_height="wrap_content" android:text="@string/no_unread_headlines" android:layout_gravity="center" android:id="@+id/no_unread_headlines"></TextView>
<LinearLayout android:id="@+id/loading_container" android:gravity="center" android:layout_height="match_parent" android:layout_width="match_parent">
<ProgressBar android:layout_width="wrap_content" style="?android:attr/progressBarStyleLarge" android:id="@+id/loading_progress" android:layout_height="wrap_content"></ProgressBar>
<TextView android:layout_width="wrap_content" android:textAppearance="?android:attr/textAppearanceLarge" android:id="@+id/loading_message" android:layout_height="wrap_content" ></TextView>
</LinearLayout>
</FrameLayout>

19
res/layout/main.xml
View File

@ -1,13 +1,22 @@
<ViewFlipper xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="fill_parent"
android:layout_height="fill_parent" android:id="@+id/main_flipper">
<FrameLayout android:layout_gravity="center_vertical" android:id="@+id/sync_splash" android:layout_width="match_parent" android:layout_height="match_parent">
<LinearLayout android:layout_width="match_parent" android:id="@+id/linearLayout1" android:gravity="center" android:layout_height="match_parent">
<ProgressBar android:id="@+id/loading_progress" android:layout_height="wrap_content" android:layout_width="wrap_content" style="?android:attr/progressBarStyleLarge"></ProgressBar>
<TextView android:layout_height="wrap_content" android:layout_width="wrap_content" android:id="@+id/loading_message" android:textAppearance="?android:attr/textAppearanceLarge" android:text="@string/loading_message"></TextView>
<FrameLayout android:layout_gravity="center_vertical" android:layout_width="match_parent" android:id="@+id/sync_splash" android:layout_height="match_parent">
<LinearLayout android:id="@+id/linearLayout1" android:gravity="center" android:layout_width="match_parent" android:layout_height="match_parent">
<ProgressBar android:layout_width="wrap_content" style="?android:attr/progressBarStyleLarge" android:id="@+id/loading_progress" android:layout_height="wrap_content"></ProgressBar>
<TextView android:layout_width="wrap_content" android:textAppearance="?android:attr/textAppearanceLarge" android:id="@+id/loading_message" android:text="@string/loading_message" android:layout_height="wrap_content"></TextView>
</LinearLayout>
</FrameLayout>
<LinearLayout android:id="@+id/main" android:layout_width="fill_parent" android:layout_height="fill_parent" android:orientation="horizontal">
<LinearLayout android:id="@+id/main" android:layout_width="fill_parent" android:orientation="horizontal" android:layout_height="fill_parent">
<fragment android:id="@+id/feeds_fragment" android:name="org.fox.ttrss.FeedsFragment" android:layout_height="match_parent" android:layout_width="300dp">
<!-- Preview: layout=@layout/feeds_fragment -->
</fragment>
<fragment android:id="@+id/headlines_fragment" android:name="org.fox.ttrss.HeadlinesFragment" android:layout_height="match_parent" android:layout_width="wrap_content">
<!-- Preview: layout=@layout/headlines_fragment -->
</fragment>
<fragment android:id="@+id/article_fragment" android:name="org.fox.ttrss.ArticleFragment" android:layout_height="match_parent" android:layout_width="wrap_content">
<!-- Preview: layout=@layout/article_fragment -->
</fragment>
</LinearLayout>

180
src/org/fox/ttrss/FeedsFragment.java
View File

@ -1,40 +1,54 @@
package org.fox.ttrss;
import java.lang.reflect.Type;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import android.app.Activity;
import android.app.Fragment;
import android.app.FragmentTransaction;
import android.app.FragmentManager;
import android.content.Context;
import android.content.SharedPreferences;
import android.database.Cursor;
import android.database.sqlite.SQLiteDatabase;
import android.os.Bundle;
import android.preference.PreferenceManager;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AbsListView;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.ArrayAdapter;
import android.widget.ListView;
import android.widget.SimpleCursorAdapter;
import android.widget.TextView;
import com.google.gson.Gson;
import com.google.gson.JsonArray;
import com.google.gson.JsonElement;
import com.google.gson.JsonObject;
import com.google.gson.reflect.TypeToken;
public class FeedsFragment extends Fragment implements OnItemClickListener {
private final String TAG = this.getClass().getSimpleName();
private SharedPreferences m_prefs;
private String m_sessionId;
private FeedListAdapter m_adapter;
private List<Feed> m_feeds = new ArrayList<Feed>();
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
if (savedInstanceState != null) {
m_sessionId = savedInstanceState.getString("sessionId");
//m_activeFeedId = savedInstanceState.getInt("activeFeedId");
}
View view = inflater.inflate(R.layout.feeds_fragment, container, false);
ListView list = (ListView)view.findViewById(R.id.feeds);
m_adapter = new FeedListAdapter(getActivity(), R.layout.feeds_row, (ArrayList<Feed>)m_feeds);
list.setAdapter(m_adapter);
list.setOnItemClickListener(this);
return view;
}
@ -49,15 +63,27 @@ public class FeedsFragment extends Fragment implements OnItemClickListener {
m_prefs = PreferenceManager.getDefaultSharedPreferences(getActivity().getApplicationContext());
}
@Override
@Override
public void onSaveInstanceState (Bundle out) {
super.onSaveInstanceState(out);
//out.putInt("activeFeedId", m_activeFeedId);
out.putString("sessionId", m_sessionId);
}
@Override
public void onItemClick(AdapterView<?> av, View view, int position, long id) {
ListView list = (ListView)av;
if (list != null) {
Feed feed = (Feed)list.getItemAtPosition(position);
FragmentManager fm = getFragmentManager();
HeadlinesFragment hf = (HeadlinesFragment) fm.findFragmentById(R.id.headlines_fragment);
if (hf != null) {
hf.initialize(m_sessionId, feed.id);
}
}
}
public void initialize(String sessionId) {
@ -67,8 +93,138 @@ public class FeedsFragment extends Fragment implements OnItemClickListener {
}
public void refresh() {
FeedsRequest fr = new FeedsRequest();
fr.setApi(m_prefs.getString("ttrss_url", null));
HashMap<String,String> map = new HashMap<String,String>() {
{
put("op", "getFeeds");
put("sid", m_sessionId);
put("cat_id", "-3");
put("unread_only", "true");
}
};
fr.execute(map);
}
public void setLoadingStatus(int status, boolean showProgress) {
TextView tv = (TextView)getView().findViewById(R.id.loading_message);
if (tv != null) {
tv.setText(status);
}
View pb = getView().findViewById(R.id.loading_progress);
if (pb != null) {
pb.setVisibility(showProgress ? View.VISIBLE : View.GONE);
}
}
private class FeedsRequest extends ApiRequest {
protected void onPostExecute(JsonElement result) {
if (result != null) {
try {
JsonObject rv = result.getAsJsonObject();
Gson gson = new Gson();
int status = rv.get("status").getAsInt();
if (status == 0) {
JsonArray content = rv.get("content").getAsJsonArray();
if (content != null) {
Type listType = new TypeToken<List<Feed>>() {}.getType();
final List<Feed> feeds = gson.fromJson(content, listType);
getActivity().runOnUiThread(new Runnable() {
public void run() {
m_feeds.clear();
for (Feed f : feeds)
m_feeds.add(f);
m_adapter.notifyDataSetInvalidated();
View v = getView().findViewById(R.id.loading_container);
v.setVisibility(View.GONE);
}
});
}
} 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);
} */
// TODO report error back to MainActivity
}
}
} catch (Exception e) {
e.printStackTrace();
MainActivity ma = (MainActivity)getActivity();
ma.toast("Error parsing feedlist: incorrect format");
}
} else {
MainActivity ma = (MainActivity)getActivity();
ma.toast("Error parsing feedlist: null object.");
}
return;
}
}
private class FeedListAdapter extends ArrayAdapter<Feed> {
private ArrayList<Feed> items;
public FeedListAdapter(Context context, int textViewResourceId, ArrayList<Feed> items) {
super(context, textViewResourceId, items);
this.items = items;
}
@Override
public View getView(int position, View convertView, ViewGroup parent) {
View v = convertView;
Feed feed = items.get(position);
if (v == null) {
LayoutInflater vi = (LayoutInflater)getActivity().getSystemService(Context.LAYOUT_INFLATER_SERVICE);
v = vi.inflate(R.layout.feeds_row, null);
}
TextView tt = (TextView) v.findViewById(R.id.title);
if (tt != null) {
tt.setText(feed.title);
//tt.setTextAppearance(getContext(), R.style.Connection);
}
TextView tu = (TextView) v.findViewById(R.id.unread_counter);
if (tu != null) {
tu.setText(String.valueOf(feed.unread));
tu.setVisibility((feed.unread > 0) ? View.VISIBLE : View.INVISIBLE);
}
return v;
}
}
}

176
src/org/fox/ttrss/HeadlinesFragment.java
View File

@ -1,32 +1,58 @@
package org.fox.ttrss;
import java.lang.reflect.Type;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import org.jsoup.Jsoup;
import android.app.Activity;
import android.app.Fragment;
import android.app.FragmentTransaction;
import android.content.Context;
import android.content.SharedPreferences;
import android.database.Cursor;
import android.os.Bundle;
import android.preference.PreferenceManager;
import android.provider.OpenableColumns;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AbsListView;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.ArrayAdapter;
import android.widget.ListView;
import android.widget.SimpleCursorAdapter;
import android.widget.TextView;
import com.google.gson.Gson;
import com.google.gson.JsonArray;
import com.google.gson.JsonElement;
import com.google.gson.JsonObject;
import com.google.gson.reflect.TypeToken;
public class HeadlinesFragment extends Fragment implements OnItemClickListener {
private final String TAG = this.getClass().getSimpleName();
protected SharedPreferences m_prefs;
private String m_sessionId;
private int m_feedId;
private ArticleListAdapter m_adapter;
private List<Article> m_articles = new ArrayList<Article>();
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
if (savedInstanceState != null) {
m_sessionId = savedInstanceState.getString("sessionId");
m_feedId = savedInstanceState.getInt("feedId");
}
View view = inflater.inflate(R.layout.headlines_fragment, container, false);
ListView list = (ListView)view.findViewById(R.id.headlines);
m_adapter = new ArticleListAdapter(getActivity(), R.layout.headlines_row, (ArrayList<Article>)m_articles);
list.setAdapter(m_adapter);
list.setOnItemClickListener(this);
return view;
}
@ -39,13 +65,149 @@ public class HeadlinesFragment extends Fragment implements OnItemClickListener {
@Override
public void onItemClick(AdapterView<?> av, View view, int position, long id) {
}
public void initialize(String sessionId, int feedId) {
m_sessionId = sessionId;
m_feedId = feedId;
refresh();
}
public void refresh() {
HeadlinesRequest req = new HeadlinesRequest();
req.setApi(m_prefs.getString("ttrss_url", null));
HashMap<String,String> map = new HashMap<String,String>() {
{
put("op", "getHeadlines");
put("sid", m_sessionId);
put("feed_id", String.valueOf(m_feedId));
put("show_content", "true");
put("limit", String.valueOf(30));
put("offset", String.valueOf(0));
put("view_mode", "adaptive");
}
};
req.execute(map);
}
@Override
public void onSaveInstanceState (Bundle out) {
public void onSaveInstanceState (Bundle out) {
super.onSaveInstanceState(out);
out.putString("sessionId", m_sessionId);
out.putInt("feedId", m_feedId);
}
private class HeadlinesRequest extends ApiRequest {
protected void onPostExecute(JsonElement result) {
if (result != null) {
try {
JsonObject rv = result.getAsJsonObject();
Gson gson = new Gson();
int status = rv.get("status").getAsInt();
if (status == 0) {
JsonArray content = rv.get("content").getAsJsonArray();
if (content != null) {
Type listType = new TypeToken<List<Article>>() {}.getType();
final List<Article> articles = gson.fromJson(content, listType);
getActivity().runOnUiThread(new Runnable() {
public void run() {
m_articles.clear();
for (Article f : articles)
m_articles.add(f);
m_adapter.notifyDataSetInvalidated();
View v = getView().findViewById(R.id.loading_container);
v.setVisibility(View.GONE);
}
});
}
} 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);
} */
// TODO report error back to MainActivity
}
}
} catch (Exception e) {
e.printStackTrace();
MainActivity ma = (MainActivity)getActivity();
ma.toast("Error parsing headlines: incorrect format");
}
} else {
MainActivity ma = (MainActivity)getActivity();
ma.toast("Error parsing headlines: null object.");
}
return;
}
}
private class ArticleListAdapter extends ArrayAdapter<Article> {
private ArrayList<Article> items;
public ArticleListAdapter(Context context, int textViewResourceId, ArrayList<Article> items) {
super(context, textViewResourceId, items);
this.items = items;
}
@Override
public View getView(int position, View convertView, ViewGroup parent) {
View v = convertView;
Article article = items.get(position);
if (v == null) {
LayoutInflater vi = (LayoutInflater)getActivity().getSystemService(Context.LAYOUT_INFLATER_SERVICE);
v = vi.inflate(R.layout.headlines_row, null);
}
TextView tt = (TextView) v.findViewById(R.id.title);
if (tt != null) {
tt.setText(article.title);
//tt.setTextAppearance(getContext(), R.style.Connection);
}
TextView te = (TextView) v.findViewById(R.id.excerpt);
if (te != null) {
String excerpt = Jsoup.parse(article.content).text();
if (excerpt.length() > 250)
excerpt = excerpt.substring(0, 250) + "...";
te.setText(excerpt);
}
return v;
}
}
}

65
src/org/fox/ttrss/MainActivity.java
View File

@ -1,38 +1,25 @@
package org.fox.ttrss;
import java.lang.reflect.Type;
import java.util.HashMap;
import java.util.List;
import java.util.Timer;
import java.util.TimerTask;
import org.jsoup.Jsoup;
import android.animation.LayoutTransition;
import android.app.Activity;
import android.app.FragmentManager;
import android.app.FragmentTransaction;
import android.content.Intent;
import android.content.SharedPreferences;
import android.database.Cursor;
import android.database.sqlite.SQLiteDatabase;
import android.database.sqlite.SQLiteStatement;
import android.os.Bundle;
import android.preference.PreferenceManager;
import android.provider.BaseColumns;
import android.util.Log;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.MenuItem;
import android.view.View;
import android.widget.LinearLayout;
import android.widget.TextView;
import android.widget.Toast;
import android.widget.ViewFlipper;
import com.google.gson.JsonArray;
import com.google.gson.JsonElement;
import com.google.gson.JsonObject;
import com.google.gson.reflect.TypeToken;
public class MainActivity extends Activity {
private final String TAG = this.getClass().getSimpleName();
@ -49,6 +36,11 @@ public class MainActivity extends Activity {
/** 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);
@ -66,13 +58,31 @@ public class MainActivity extends Activity {
if (savedInstanceState != null) {
m_sessionId = savedInstanceState.getString("sessionId");
}
setContentView(R.layout.main);
/* HeadlinesFragment hf = new HeadlinesFragment();
FeedsFragment ff = new FeedsFragment();
ArticleFragment af = new ArticleFragment();
FragmentTransaction ft = getFragmentManager().beginTransaction();
ft.add(R.id.main, ff);
ft.add(R.id.main, hf);
ft.add(R.id.main, af);
ft.hide(hf);
ft.hide(af);
ft.commit(); */
FragmentTransaction ft = getFragmentManager().beginTransaction();
//ft.hide(getFragmentManager().findFragmentById(R.id.headlines_fragment));
ft.hide(getFragmentManager().findFragmentById(R.id.article_fragment));
ft.commit();
LoginRequest ar = new LoginRequest();
ar.setApi(m_prefs.getString("ttrss_url", null));
HashMap<String,String> loginMap = new HashMap<String,String>() {
HashMap<String,String> map = new HashMap<String,String>() {
{
put("op", "login");
put("user", m_prefs.getString("login", null));
@ -80,7 +90,7 @@ public class MainActivity extends Activity {
}
};
ar.execute(loginMap);
ar.execute(map);
setLoadingStatus(R.string.login_in_progress, true);
@ -88,19 +98,8 @@ public class MainActivity extends Activity {
if (vf != null) {
vf.showNext();
}
} */
HeadlinesFragment hf = new HeadlinesFragment();
FeedsFragment ff = new FeedsFragment();
ArticleFragment af = new ArticleFragment();
FragmentTransaction ft = getFragmentManager().beginTransaction();
ft.add(R.id.main, ff);
ft.add(R.id.main, hf);
ft.add(R.id.main, af);
ft.hide(hf);
ft.hide(af);
ft.commit(); */
}
public void setLoadingStatus(int status, boolean showProgress) {
@ -175,13 +174,11 @@ public class MainActivity extends Activity {
if (content != null) {
m_sessionId = content.get("session_id").getAsString();
Log.d(TAG, "<<< Authentified, sessionId=" + m_sessionId);
setLoadingStatus(R.string.loading_message, true);
FragmentManager fm = getFragmentManager();
FeedsFragment ff = (FeedsFragment) fm.findFragmentById(R.id.feeds);
FeedsFragment ff = (FeedsFragment) fm.findFragmentById(R.id.feeds_fragment);
if (ff != null) {
ff.initialize(m_sessionId);
}