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Code Issues Packages Projects Releases Wiki Activity

Async XML loading, Move XML methods to parser class

This commit is contained in:
TwistedUmbrella 2014-04-24 01:21:17 -04:00
parent 5b94408a63
commit 809a1afa28
2 changed files with 130 additions and 107 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

101
shell/android/src/com/reicast/emulator/FileBrowser.java
View File

@ -1,14 +1,11 @@
package com.reicast.emulator; package com.reicast.emulator;
import java.io.BufferedInputStream;
import java.io.File; import java.io.File;
import java.io.FileOutputStream; import java.io.FileOutputStream;
import java.io.FilenameFilter; import java.io.FilenameFilter;
import java.io.IOException; import java.io.IOException;
import java.io.InputStream; import java.io.InputStream;
import java.io.OutputStream; import java.io.OutputStream;
import java.net.URL;
import java.net.URLConnection;
import java.util.ArrayList; import java.util.ArrayList;
import java.util.Arrays; import java.util.Arrays;
import java.util.Collection; import java.util.Collection;
@ -18,18 +15,11 @@ import java.util.List;
import java.util.Locale; import java.util.Locale;
import org.apache.commons.lang3.StringUtils; import org.apache.commons.lang3.StringUtils;
import org.w3c.dom.Document;
import org.w3c.dom.Element;
import android.app.Activity; import android.app.Activity;
import android.app.AlertDialog;
import android.content.Context; import android.content.Context;
import android.content.DialogInterface;
import android.content.SharedPreferences; import android.content.SharedPreferences;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.graphics.Typeface; import android.graphics.Typeface;
import android.graphics.drawable.BitmapDrawable;
import android.graphics.drawable.Drawable; import android.graphics.drawable.Drawable;
import android.net.Uri; import android.net.Uri;
import android.os.AsyncTask; import android.os.AsyncTask;
@ -328,7 +318,12 @@ public class FileBrowser extends Fragment {
} else { } else {
title = name.substring(0, name.lastIndexOf(".")); title = name.substring(0, name.lastIndexOf("."));
} }
displayDetails(game_index + title.replace(" ", "+"), game); title = title.replace(" ", "+").replace("_", "+");
if (title.endsWith("+")) {
title = title.substring(0, title.length() - 1);
}
XMLParser xmlParser = new XMLParser(parentActivity, game, mCallback, vib);
xmlParser.execute(game_index + title);
} else { } else {
mCallback.onGameSelected(game != null ? Uri mCallback.onGameSelected(game != null ? Uri
.fromFile(game) : Uri.EMPTY); .fromFile(game) : Uri.EMPTY);
@ -353,90 +348,6 @@ public class FileBrowser extends Fragment {
}); });
list.addView(childview); list.addView(childview);
} }
private void displayDetails(String url, final File game) {
final AlertDialog.Builder builder = new AlertDialog.Builder(parentActivity);
builder.setCancelable(true);
XMLParser xmlParser = new XMLParser(parentActivity);
String gameData = xmlParser.getXmlFromUrl(url);
if (gameData != null) {
Document doc = xmlParser.getDomElement(gameData);
if (doc != null && doc.getElementsByTagName("Game") != null) {
Element root = (Element) doc.getElementsByTagName("Game").item(
0);
String title = xmlParser.getValue(root, "GameTitle");
builder.setTitle(getString(R.string.game_details, title));
String details = xmlParser.getValue(root, "Overview");
builder.setMessage(details);
Element boxart = (Element) root.getElementsByTagName("Images")
.item(0);
String image = "http://thegamesdb.net/banners/"
+ xmlParser.getValue(boxart, "boxart");
try {
builder.setIcon(new BitmapDrawable(decodeBitmapIcon(image)));
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
} else {
builder.setTitle(getString(R.string.info_unavailable));
}
builder.setPositiveButton("Close",
new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int which) {
dialog.dismiss();
return;
}
});
builder.setPositiveButton("Launch",
new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int which) {
dialog.dismiss();
mCallback.onGameSelected(game != null ? Uri
.fromFile(game) : Uri.EMPTY);
vib.vibrate(250);
return;
}
});
builder.create().show();
}
public Bitmap decodeBitmapIcon(String filename) throws IOException {
URL updateURL = new URL(filename);
URLConnection conn1 = updateURL.openConnection();
InputStream im = conn1.getInputStream();
BufferedInputStream bis = new BufferedInputStream(im, 512);
BitmapFactory.Options options = new BitmapFactory.Options();
options.inJustDecodeBounds = true;
Bitmap bitmap = BitmapFactory.decodeStream(bis, null, options);
int heightRatio = (int) Math.ceil(options.outHeight / (float) 72);
int widthRatio = (int) Math.ceil(options.outWidth / (float) 72);
if (heightRatio > 1 || widthRatio > 1) {
if (heightRatio > widthRatio) {
options.inSampleSize = heightRatio;
} else {
options.inSampleSize = widthRatio;
}
}
options.inJustDecodeBounds = false;
bis.close();
im.close();
conn1 = updateURL.openConnection();
im = conn1.getInputStream();
bis = new BufferedInputStream(im, 512);
bitmap = BitmapFactory.decodeStream(bis, null, options);
bis.close();
im.close();
bis = null;
im = null;
return bitmap;
}
void navigate(final File root_sd) { void navigate(final File root_sd) {
LinearLayout v = (LinearLayout) parentActivity LinearLayout v = (LinearLayout) parentActivity

136
shell/android/src/com/reicast/emulator/XMLParser.java
View File

@ -1,8 +1,13 @@
package com.reicast.emulator; package com.reicast.emulator;
import java.io.BufferedInputStream;
import java.io.File;
import java.io.IOException; import java.io.IOException;
import java.io.InputStream;
import java.io.StringReader; import java.io.StringReader;
import java.io.UnsupportedEncodingException; import java.io.UnsupportedEncodingException;
import java.net.URL;
import java.net.URLConnection;
import javax.xml.parsers.DocumentBuilder; import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory; import javax.xml.parsers.DocumentBuilderFactory;
@ -21,15 +26,36 @@ import org.w3c.dom.NodeList;
import org.xml.sax.InputSource; import org.xml.sax.InputSource;
import org.xml.sax.SAXException; import org.xml.sax.SAXException;
import android.annotation.SuppressLint; import android.app.AlertDialog;
import android.content.Context; import android.content.Context;
import android.content.DialogInterface;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.graphics.drawable.BitmapDrawable;
import android.net.Uri;
import android.os.AsyncTask;
import android.os.Build; import android.os.Build;
import android.os.StrictMode; import android.os.StrictMode;
import android.os.Vibrator;
public class XMLParser { import com.reicast.emulator.FileBrowser.OnItemSelectedListener;
@SuppressLint("NewApi") public class XMLParser extends AsyncTask<String, Integer, String> {
public XMLParser(Context mContext) {
private Context mContext;
private String url;
private File game;
private OnItemSelectedListener mCallback;
private Vibrator vib;
public XMLParser(Context mContext, File game, OnItemSelectedListener mCallback, Vibrator vib) {
this.mContext = mContext;
this.game = game;
this.mCallback = mCallback;
this.vib = vib;
}
protected void onPreExecute() {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.GINGERBREAD) { if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.GINGERBREAD) {
StrictMode.ThreadPolicy policy = new StrictMode.ThreadPolicy.Builder() StrictMode.ThreadPolicy policy = new StrictMode.ThreadPolicy.Builder()
.permitAll().build(); .permitAll().build();
@ -37,9 +63,46 @@ public class XMLParser {
} }
} }
public String getXmlFromUrl(String url) { public Bitmap decodeBitmapIcon(String filename) throws IOException {
String xml = null; URL updateURL = new URL(filename);
URLConnection conn1 = updateURL.openConnection();
InputStream im = conn1.getInputStream();
BufferedInputStream bis = new BufferedInputStream(im, 512);
BitmapFactory.Options options = new BitmapFactory.Options();
options.inJustDecodeBounds = true;
Bitmap bitmap = BitmapFactory.decodeStream(bis, null, options);
int heightRatio = (int) Math.ceil(options.outHeight / (float) 72);
int widthRatio = (int) Math.ceil(options.outWidth / (float) 72);
if (heightRatio > 1 || widthRatio > 1) {
if (heightRatio > widthRatio) {
options.inSampleSize = heightRatio;
} else {
options.inSampleSize = widthRatio;
}
}
options.inJustDecodeBounds = false;
bis.close();
im.close();
conn1 = updateURL.openConnection();
im = conn1.getInputStream();
bis = new BufferedInputStream(im, 512);
bitmap = BitmapFactory.decodeStream(bis, null, options);
bis.close();
im.close();
bis = null;
im = null;
return bitmap;
}
@Override
protected String doInBackground(String... params) {
url = params[0];
String xml = null;
try { try {
DefaultHttpClient httpClient = new DefaultHttpClient(); DefaultHttpClient httpClient = new DefaultHttpClient();
HttpPost httpPost = new HttpPost(url); HttpPost httpPost = new HttpPost(url);
@ -49,16 +112,65 @@ public class XMLParser {
xml = EntityUtils.toString(httpEntity); xml = EntityUtils.toString(httpEntity);
} catch (UnsupportedEncodingException e) { } catch (UnsupportedEncodingException e) {
} catch (ClientProtocolException e) { } catch (ClientProtocolException e) {
} catch (IOException e) { } catch (IOException e) {
} }
// return XML // return XML
return xml; return xml;
} }
@SuppressWarnings("deprecation")
@Override
protected void onPostExecute(String gameData) {
final AlertDialog.Builder builder = new AlertDialog.Builder(mContext);
builder.setCancelable(true);
if (gameData != null) {
Document doc = getDomElement(gameData);
if (doc != null && doc.getElementsByTagName("Game") != null) {
Element root = (Element) doc.getElementsByTagName("Game").item(
0);
String title = getValue(root, "GameTitle");
builder.setTitle(mContext.getString(R.string.game_details,
title));
String details = getValue(root, "Overview");
builder.setMessage(details);
Element boxart = (Element) root.getElementsByTagName("Images")
.item(0);
String image = "http://thegamesdb.net/banners/"
+ getValue(boxart, "boxart");
try {
builder.setIcon(new BitmapDrawable(decodeBitmapIcon(image)));
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
} else {
builder.setTitle(mContext.getString(R.string.info_unavailable));
}
builder.setPositiveButton("Close",
new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int which) {
dialog.dismiss();
return;
}
});
builder.setPositiveButton("Launch",
new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int which) {
dialog.dismiss();
mCallback.onGameSelected(game != null ? Uri
.fromFile(game) : Uri.EMPTY);
vib.vibrate(250);
return;
}
});
builder.create().show();
}
public Document getDomElement(String xml) { public Document getDomElement(String xml) {
Document doc = null; Document doc = null;
DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance(); DocumentBuilderFactory dbf = DocumentBuilderFactory.newInstance();
@ -71,13 +183,13 @@ public class XMLParser {
doc = db.parse(is); doc = db.parse(is);
} catch (ParserConfigurationException e) { } catch (ParserConfigurationException e) {
return null; return null;
} catch (SAXException e) { } catch (SAXException e) {
return null; return null;
} catch (IOException e) { } catch (IOException e) {
return null; return null;
} }