Progressbar in ListView starten mit button

package com.derhausmeister;

import java.util.ArrayList;

import android.content.Context;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.os.Environment;
import android.text.SpannableString;
import android.text.style.UnderlineSpan;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.ImageView;
import android.widget.ProgressBar;
import android.widget.RatingBar;
import android.widget.TextView;

public class ItemListBaseAdapter extends BaseAdapter {
	
	private static ArrayList<ItemDetails> itemDetailsrrayList;
	
	private Integer[] imgid = {
			R.drawable.der_hausmeister,
		
	
	
	
	
	
	
		
	};
	
	
	
	
	private LayoutInflater l_Inflater;

	public ItemListBaseAdapter(Context context, ArrayList<ItemDetails> results) {
		itemDetailsrrayList = results;
		l_Inflater = LayoutInflater.from(context);
	}

	public int getCount() {
		return itemDetailsrrayList.size();
	}

	public Object getItem(int position) {
		return itemDetailsrrayList.get(position);
	}

	public long getItemId(int position) {
		return position;
	}
	
	

	public View getView(int position, View convertView, ViewGroup parent) {
Bitmap bitmap = null;
		ViewHolder holder;
		if (convertView == null) {
			convertView = l_Inflater.inflate(R.layout.item_details_view, null);
			holder = new ViewHolder();
			
			
		
			holder.txt_itemName = (TextView) convertView.findViewById(R.id.name);
			holder.txt_itemDescription = (TextView) convertView.findViewById(R.id.itemDescription);
			
			holder.progress = (ProgressBar) convertView.findViewById(R.id.progress);
			
			holder.itemImage = (ImageView) convertView.findViewById(R.id.photo);

			convertView.setTag(holder);
		} else {
			holder = (ViewHolder) convertView.getTag();
		}
	
		
		holder.txt_itemName.setText(itemDetailsrrayList.get(position).getName());
		holder.txt_itemDescription.setText(itemDetailsrrayList.get(position).getItemDescription());
		
		
		
		
		
		//SpannableString content = new SpannableString(holder.txt_itemName.getText());
		//content.setSpan(new UnderlineSpan(), 0, content.length(), 0);
		//holder.txt_itemName.setText(content);
		
		
		

		
		holder.itemImage.setImageResource(imgid[itemDetailsrrayList.get(position).getImageNumber() -1]);	


		
//		

		return convertView;
	}
	
	//public Bitmap bitmap_öffnen(Bitmap bitmap, int number){
		


		//BitmapFactory.Options options = new BitmapFactory.Options();
	//	options.inPreferredConfig = Bitmap.Config.ARGB_8888;
		
		
//		return bitmap = BitmapFactory.decodeFile(Global.images.get(number), options);


//	}
	
	

	static class ViewHolder {
		TextView txt_itemName;
		TextView txt_itemDescription;
		TextView txt_itemPrice;
		ImageView itemImage;
		ProgressBar progress;
	}
}

package com.derhausmeister;


public class NewsItem {

	private String headline;
	private String reporterName;
	private String date;

	public String getHeadline() {
		return headline;
	}

	public void setHeadline(String headline) {
		this.headline = headline;
	}

	public String getReporterName() {
		return reporterName;
	}

	public void setReporterName(String reporterName) {
		this.reporterName = reporterName;
	}

	public String getDate() {
		return date;
	}

	public void setDate(String date) {
		this.date = date;
	}

	@Override
	public String toString() {
		return "[ headline=" + headline + ", reporter Name=" + 
				reporterName + " , date=" + date + "]";
	}
}

package com.derhausmeister;

public class ItemDetails {
	
	public String getName() {
		return name;
	}
	public void setName(String name) {
		this.name = name;
	}

	public String getItemDescription() {
		return itemDescription;
	}
	public void setItemDescription(String itemDescription) {
		this.itemDescription = itemDescription;
	}

	public String getPrice() {
		return price;
	}
	public float getProgress() {
		return progress;
	}
	public String getPhoto(){
		return photo;
	}
	public void setPhoto(String photo){
		this.photo = photo;
	}
	
public void setProgress(float progress){
	this.progress = progress;
}
	
	public void setPrice(String price) {
		this.price = price;
	}
	public int getImageNumber() {
		return imageNumber;
	}
	public void setImageNumber(int imageNumber) {
		this.imageNumber = imageNumber;
	}
	

	
	private String name ;
	private String itemDescription;
	
	private String price;
	private float rating;
	private float progress;
	private String photo;
	private int imageNumber;


	
}

protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_main);
ArrayList<ItemDetails> image_details = GetSearchResults();
	        
	        final ListView lv1 = (ListView) findViewById(R.id.listView1);
	        lv1.setAdapter(new ItemListBaseAdapter(this, image_details));   
	        




private ArrayList<ItemDetails> GetSearchResults(){
			
		ArrayList<ItemDetails> results = new ArrayList<ItemDetails>();
		
		ItemDetails item_details = new ItemDetails();
		
		
		
				
				item_details = new ItemDetails();
				
				item_details.setName("Test");
				item_details.setImageNumber(1);
				
				results.add(item_details);
		
		
		
		
		
		

		
		return results;
	}   
}
}