Android Open Source - codemap Find Declaration Task

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License

The source code is released under:

GNU General Public License

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Java Source Code

package com.hdweiss.codemap.view.workspace;
//from   w w w.  ja  va2  s. c  o m
import java.util.ArrayList;

import android.app.ProgressDialog;
import android.content.Context;
import android.os.AsyncTask;
import android.util.Log;

import com.hdweiss.codemap.data.CscopeEntry;

public class FindDeclarationTask extends AsyncTask<Object, Object, Object>
{
  private ProgressDialog dialog;

  private Context context;
  private FindDeclarationCallback callback;
  private String url;
  private WorkspaceController controller;

  private ArrayList<CscopeEntry> entries;


  
  public FindDeclarationTask(String url, FindDeclarationCallback callback,
      WorkspaceController controller, Context context) {
    this.url = url;
    this.callback = callback;
    this.controller = controller;
    this.context = context;
  }
  
  @Override
  protected Object doInBackground(final Object... urls) {
    try {
      this.entries = controller.getUrlEntries(url);
    } catch (IllegalArgumentException e) {
      Log.e("CodeMap",
          "Error getting entries for url: " + url + " "
              + e.getLocalizedMessage());
    }
    return null;
  }

  @Override
  protected void onPostExecute(final Object result) {
    super.onPostExecute(result);
    hideDialog();
    if (this.entries != null)
      callback.onSuccess(entries);
    else
      callback.onFailure();
  }

    @Override
    protected void onPreExecute()
    {
      super.onPreExecute();
      showDialog();
    }
    
    private void showDialog() {
      this.dialog = new ProgressDialog(context);
      dialog.setMessage("Finding declarations for: \"" + url + "\"");
      dialog.setIndeterminate(false);
      dialog.setProgressStyle(ProgressDialog.STYLE_SPINNER);
      dialog.show();
    }
    
    private void hideDialog() {
      dialog.dismiss();
    }
    
    public interface FindDeclarationCallback {
      public void onSuccess(ArrayList<CscopeEntry> entries);
      public void onFailure();
    }
}

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