Android Open Source - PkRequestManager Intermediate Activity

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License

The source code is released under:
MIT License
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Java Source Code

package com.pkmmte.requestmanager.sample;
/*  w ww. ja v a2  s.c  o m*/
import java.util.List;

import android.annotation.SuppressLint;
import android.app.Activity;
import android.content.Context;
import android.content.res.Resources;
import android.os.Build;
import android.os.Bundle;
import android.os.Environment;
import android.os.Handler;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.BaseAdapter;
import android.widget.FrameLayout;
import android.widget.GridView;
import android.widget.ImageView;
import android.widget.TextView;
import android.widget.Toast;

import com.pkmmte.requestmanager.AppInfo;
import com.pkmmte.requestmanager.AppLoadListener;
import com.pkmmte.requestmanager.PkRequestManager;
import com.pkmmte.requestmanager.RequestSettings;

public class IntermediateActivity extends Activity implements AppLoadListener
{
  // Request Manager
  private PkRequestManager mRequestManager;
  
  // AppInfo List
  private List<AppInfo> mApps;
  
  // UI Handler
  private Handler mHandler;
  
  // GridView & Adapter
  private GridView mGrid;
  private RequestAdapter mAdapter;
  
  @Override
  protected void onCreate(Bundle savedInstanceState)
  {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_intermediate);
    getActionBar().setDisplayHomeAsUpEnabled(true);
    
    // Initialize your manager
    initRequestManager();
    
    // Initialize your UI Handler. This is for modifying your UI from a background thread
    mHandler = new Handler();
  }
  
  @Override
  public void onStart()
  {
    super.onStart();
    
    // Add basic AppLoadListener to reload if empty
    mRequestManager.addAppLoadListener(this);
    
    // Load apps in the background only if they're not already loaded
    mRequestManager.loadAppsIfEmptyAsync();
    
    // Get a list of apps. This may be empty.
    mApps = mRequestManager.getApps();
    
    // Show the list of apps
    populateGrid();
  }
  
  @Override
  public void onStop()
  {
    super.onStop();
    
    // Remove listener so it doesn't get called when the app isn't running
    mRequestManager.removeAppLoadListener(this);
  }
  
  @Override
  public boolean onCreateOptionsMenu(Menu menu)
  {
    getMenuInflater().inflate(R.menu.request, menu);
    
    return true;
  }
  
  @Override
  public boolean onOptionsItemSelected(MenuItem item)
  {
    switch (item.getItemId())
    {
      case android.R.id.home:
        finish();
        return true;
      case R.id.send:
        // Small workaround
        mRequestManager.setActivity(this);
        
        // Build and send the request in the background.
        mRequestManager.sendRequestAsync();
        Toast.makeText(this, getString(R.string.building_request), Toast.LENGTH_LONG).show();
        
        return true;
      default:
        return super.onOptionsItemSelected(item);
    }
  }
  
  private void initRequestManager()
  {
    // Grab a reference to the manager and store it in a variable. This helps make code shorter.
    mRequestManager = PkRequestManager.getInstance(this);
    
    // Enable debugging. Disable this during production!
    mRequestManager.setDebugging(true);
    
    // Set your custom settings. Email address is required! Everything else is set to default if not specified.
    mRequestManager.setSettings(new RequestSettings.Builder()
    .addEmailAddress("example@gmail.com")
    .addEmailAddress("iconrequests@example.net") // You can add multiple emails
    .emailSubject("Icon Request")
    .emailPrecontent("These apps are missing on my phone:\n\n")
    .saveLocation(Environment.getExternalStorageDirectory().getAbsolutePath() + "/mytheme/.icon_request")
    .createAppfilter(true)
    .createZip(true)
    .filterDefined(true)
    .build());
  }
  
  private void populateGrid()
  {
    // Don't do anything if no apps are loaded
    if(mApps == null || mApps.size() == 0)
      return;
    
    mGrid = (GridView) findViewById(R.id.appGrid);
    mAdapter = new RequestAdapter(this, mApps);
    mGrid.setAdapter(mAdapter);

    // Set basic listener to your ListView
    mGrid.setOnItemClickListener(new OnItemClickListener () {
      @Override
      public void onItemClick(AdapterView<?> parent, View view, int position, long id) {
        // Mark the app as selected
        AppInfo mApp = mApps.get(position);
        mApp.setSelected(!mApp.isSelected());
        mApps.set(position, mApp);
        
        // Let the adapter know you selected something
        mAdapter.notifyDataSetChanged();
      }
    });
  }
  
  @Override
  public void onAppPreload()
  {
    // Nothing
  }
  
  @Override
  public void onAppLoading(int status, int progress)
  {
    // Nothing
  }
  
  @Override
  public void onAppLoaded()
  {
    // Use your UI handler to run this task since this gets called from a background thread.
    mHandler.post(new Runnable(){
      @Override
      public void run() {
        // Get new list of apps and populate your list
        mApps = mRequestManager.getApps();
        populateGrid();
      }
    });
  }
  
  // You should probably put this in a separate .java file
  private class RequestAdapter extends BaseAdapter
  {
    private Context mContext;
    private List<AppInfo> mApps;
    private Resources mRes;
    
    public RequestAdapter(Context context, List<AppInfo> apps)
    {
      this.mContext = context;
      this.mApps = apps;
      this.mRes = context.getResources();
    }
    
    @Override
    public int getCount()
    {
      return mApps.size();
    }

    @Override
    public AppInfo getItem(int position)
    {
      return mApps.get(position);
    }

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

    @Override
    public View getView(int position, View convertView, ViewGroup parent)
    {
      ViewHolder holder;
      AppInfo mApp = mApps.get(position);
      
      // Inflate layout if null, otherwise use current ViewHolder
      if (convertView == null)
      {
        LayoutInflater inflater = (LayoutInflater) mContext.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
        convertView = inflater.inflate(R.layout.activity_intermediate_item, null);
        
        holder = new ViewHolder();
        holder.Card = (FrameLayout) convertView.findViewById(R.id.Card);
        holder.txtCode = (TextView) convertView.findViewById(R.id.txtCode);
        holder.txtName = (TextView) convertView.findViewById(R.id.txtName);
        holder.imgIcon = (ImageView) convertView.findViewById(R.id.imgIcon);
        
        convertView.setTag(holder);
      }
      else {
        holder = (ViewHolder) convertView.getTag();
      }
      
      // Set the app's name & code
      holder.txtName.setText(mApp.getName());
      holder.txtCode.setText(mApp.getCode());
      
      // Set selection/icon
      holder.imgIcon.setImageDrawable(mApp.isSelected() ? mRes.getDrawable(R.drawable.ic_selected) : mApp.getImage());
      selectCard(mApp.isSelected(), holder.Card);
      
      return convertView;
    }
    
    @SuppressLint("NewApi")
    @SuppressWarnings("deprecation")
    private void selectCard(boolean Selected, FrameLayout Card)
    {
      // Use new API beyond Jelly Bean but keep compatibility with ICS
      if (Build.VERSION.SDK_INT < Build.VERSION_CODES.JELLY_BEAN) {
        Card.setBackgroundDrawable(Selected ? mRes.getDrawable(R.drawable.card_bg_selected) : mRes.getDrawable(R.drawable.card_bg));
      }
      else {
        Card.setBackground(Selected ? mRes.getDrawable(R.drawable.card_bg_selected) : mRes.getDrawable(R.drawable.card_bg));
      }
    }
    
    private class ViewHolder
    {
      public FrameLayout Card;
      public TextView txtCode;
      public TextView txtName;
      public ImageView imgIcon;
    }
  }
}
Java Source Code List
