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import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.util.ArrayList;
import java.util.List;
import org.apache.http.NameValuePair;
import org.apache.http.message.BasicNameValuePair;
import org.json.JSONException;
import org.json.JSONObject;
import android.app.Activity;
import android.app.ProgressDialog;
import android.content.Context;
import android.content.res.TypedArray;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.os.AsyncTask;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.BaseAdapter;
import android.widget.Gallery;
import android.widget.ImageView;
import android.widget.Toast;
public class MainActivity extends Activity {
private ProgressDialog pDialog;
JSONParser jsonParser = new JSONParser();
private int success = 0;
// url to create new product
// JSON Node names
private static final String TAG_SUCCESS = "success";
InputStream is;
Bitmap bitmapOrg;
String result = "";
Bitmap bitmap;
ArrayList<Bitmap> pics;
ImageView imageView;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
new Reccuperer().execute();
Gallery ga = (Gallery) findViewById(R.id.Gallery01);
imageView = (ImageView) findViewById(R.id.ImageView01);
}
/*class EnvoiImage extends AsyncTask<String, String, String> {
@Override
protected void onPreExecute() {
super.onPreExecute();
pDialog = new ProgressDialog(MainActivity.this);
pDialog.setMessage("Creating Product..");
pDialog.setIndeterminate(false);
pDialog.setCancelable(true);
pDialog.show();
}
protected String doInBackground(String... args) {
ByteArrayOutputStream bao = new ByteArrayOutputStream();
bitmapOrg.compress(Bitmap.CompressFormat.JPEG, 90, bao);
byte[] ba = bao.toByteArray();
String ba1 = Base64.encodeBytes(ba);
int taille = ba1.length();
List<NameValuePair> params = new ArrayList<NameValuePair>();
params.add(new BasicNameValuePair("image", ba1));
JSONObject json = jsonParser.makeHttpRequest(
"http://10.0.2.2/M3alemApp/envoiimage.php", "POST", params);
// check log cat fro response
Log.d("Success", json.toString());
// check for success tag
try {
success = json.getInt(TAG_SUCCESS);
} catch (JSONException e) {
e.printStackTrace();
}
return null;
}
protected void onPostExecute(String file_url) {
// dismiss the dialog once done
pDialog.dismiss();
runOnUiThread(new Runnable() {
public void run() {
if (success == 0) {
Toast.makeText(MainActivity.this, "Failed",
Toast.LENGTH_SHORT).show();
} else {
Toast.makeText(MainActivity.this, "Good",
Toast.LENGTH_SHORT).show();
}
}
});
}
}*/
class Reccuperer extends AsyncTask<String, String, String> {
/**
* Before starting background thread Show Progress Dialog
* */
@Override
protected void onPreExecute() {
super.onPreExecute();
pDialog = new ProgressDialog(MainActivity.this);
pDialog.setMessage("Creating Product..");
pDialog.setIndeterminate(false);
pDialog.setCancelable(true);
pDialog.show();
}
/**
* Creating product
* */
protected String doInBackground(String... args) {
String str1 = "";
ByteArrayOutputStream bao = new ByteArrayOutputStream();
bitmapOrg.compress(Bitmap.CompressFormat.JPEG, 90, bao);
byte[] ba = bao.toByteArray();
String ba1 = Base64.encodeBytes(ba);
int taille = ba1.length();
ArrayList<NameValuePair> params = new ArrayList<NameValuePair>();
JSONObject json = jsonParser.makeHttpRequest(
"http://10.0.2.2/M3alemApp/reccupereimage.php", "POST",
params);
// check log cat fro response
Log.d("Success", json.toString());
try {
int success = json.getInt(TAG_SUCCESS);
if (success == 1) {
str1 = json.getJSONArray("picture").getJSONObject(0)
.getString("image");
byte[] ba2 = Base64.decode(str1);
bitmap = BitmapFactory.decodeByteArray(ba2, 0, ba2.length);
// Résultats de la requête
} else {
// failed to create product
}
} catch (JSONException e) {
Log.e("log_tag", "Error parsing data " + e.toString());
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
return null;
}
/**
* Aimg2.setImageBitmap(bitmap);fter completing background task Dismiss
* the progress dialog
* **/
protected void onPostExecute(String file_url) {
// dismiss the dialog once done
pDialog.dismiss();
pics.add(bitmap);
}
}
class ImageAdapter extends BaseAdapter {
private Context ctx;
int imageBackground;
public ImageAdapter(Context c) {
ctx = c;
TypedArray ta = obtainStyledAttributes(R.styleable.Gallery1);
imageBackground = ta.getResourceId(
R.styleable.Gallery1_android_galleryItemBackground, 1);
ta.recycle();
}
@Override
public int getCount() {
return pics.size();
}
@Override
public Object getItem(int arg0) {
return arg0;
}
@Override
public long getItemId(int arg0) {
return arg0;
}
@Override
public View getView(int arg0, View arg1, ViewGroup arg2) {
ImageView iv = new ImageView(ctx);
iv.setImageBitmap(pics.get(arg0));
iv.setScaleType(ImageView.ScaleType.FIT_XY);
iv.setLayoutParams(new Gallery.LayoutParams(150, 120));
iv.setBackgroundResource(imageBackground);
return iv;
}
}
} |
Gallery sur Android
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