/config/src/com/google/marvin/config/AppListView.java

 1package com.google.marvin.config;
 2
 3import java.util.ArrayList;
 4
 5import android.content.Context;
 6import android.graphics.Canvas;
 7import android.view.View;
 8import android.widget.AdapterView;
 9import android.widget.ListView;
10
11/**
12 * A ListView for dealing with applications that can be installed.
13 * This list will filter out already installed apps and not display them.
14 * 
15 * @author clchen@google.com (Charles L. Chen)
16 */
17public class AppListView extends ListView {
18  private AppListAdapter appListAdapter;
19  private ArrayList<AppDesc> appDescs;
20  private Context ctx;
21
22  public AppListView(Context context) {
23    super(context);
24    ctx = context;
25
26    ArrayList<AppDesc> appDescs = new ArrayList<AppDesc>();
27    AppDesc dummyApp = new AppDesc("", "", "");
28    appDescs.add(dummyApp);
29    appListAdapter = new AppListAdapter(ctx, appDescs);
30    setAdapter(appListAdapter);
31
32    setOnItemClickListener(new OnItemClickListener() {
33      public void onItemClick(AdapterView<?> arg0, View arg1, int arg2, long rowId) {
34        String packageName = appListAdapter.getPackageName((int) rowId);
35        ctx.startActivity(Utils.getMarketIntent(packageName));
36      }
37    });
38  }
39
40  public void updateApps(ArrayList<AppDesc> apps) {
41    appDescs = new ArrayList<AppDesc>();
42    for (int i = 0; i < apps.size(); i++) {
43      AppDesc app = apps.get(i);
44      if (!Utils.applicationInstalled(ctx, app.getPackageName())) {
45        appDescs.add(app);
46      }
47    }
48    if (appDescs.size() < 1) {
49      appDescs.add(new AppDesc("", ctx.getString(R.string.allAppsInstalledTitle), ctx.getString(R.string.allAppsInstalledMessage)));
50    }
51  }
52
53  @Override
54  protected void onDraw(Canvas canvas) {
55    // Only try to update the adapter if there are new apps to update it with.
56    if (appDescs != null) {
57      appListAdapter = null;
58      appListAdapter = new AppListAdapter(ctx, appDescs);
59      setAdapter(appListAdapter);
60      appDescs = null;
61    }
62    super.onDraw(canvas);
63  }
64
65}