app/src/main/java/com/farmerbb/taskbar/activity/IconPackActivity.java

   1 /* Copyright 2016 Braden Farmer
   2  *
   3  * Licensed under the Apache License, Version 2.0 (the "License");
   4  * you may not use this file except in compliance with the License.
   5  * You may obtain a copy of the License at
   6  *
   7  *     http://www.apache.org/licenses/LICENSE-2.0
   8  *
   9  * Unless required by applicable law or agreed to in writing, software
  10  * distributed under the License is distributed on an "AS IS" BASIS,
  11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  12  * See the License for the specific language governing permissions and
  13  * limitations under the License.
  14  */
  15
  16 package com.farmerbb.taskbar.activity;
  17
  18 import android.content.ActivityNotFoundException;
  19 import android.content.Context;
  20 import android.content.Intent;
  21 import android.content.SharedPreferences;
  22 import android.content.pm.PackageManager;
  23 import android.os.AsyncTask;
  24 import android.os.Bundle;
  25 import android.support.annotation.NonNull;
  26 import android.support.v7.app.AppCompatActivity;
  27 import android.view.LayoutInflater;
  28 import android.view.MotionEvent;
  29 import android.view.View;
  30 import android.view.ViewGroup;
  31 import android.widget.ArrayAdapter;
  32 import android.widget.ImageView;
  33 import android.widget.LinearLayout;
  34 import android.widget.ListView;
  35 import android.widget.ProgressBar;
  36 import android.widget.TextView;
  37
  38 import com.farmerbb.taskbar.BuildConfig;
  39 import com.farmerbb.taskbar.R;
  40 import com.farmerbb.taskbar.util.IconPack;
  41 import com.farmerbb.taskbar.util.IconPackManager;
  42 import com.farmerbb.taskbar.util.U;
  43
  44 import java.text.Collator;
  45 import java.util.ArrayList;
  46 import java.util.Collections;
  47 import java.util.List;
  48
  49 public class IconPackActivity extends AppCompatActivity {
  50
  51     private AppListGenerator appListGenerator;
  52     private ProgressBar progressBar;
  53     private ListView appList;
  54
  55     @Override
  56     protected void onCreate(Bundle savedInstanceState) {
  57         super.onCreate(savedInstanceState);
  58
  59         setContentView(R.layout.select_app);
  60         setFinishOnTouchOutside(false);
  61         setTitle(R.string.icon_pack);
  62
  63         progressBar = findViewById(R.id.progress_bar);
  64         appList = findViewById(R.id.list);
  65
  66         appListGenerator = new AppListGenerator();
  67         appListGenerator.execute();
  68     }
  69
  70     @Override
  71     public void finish() {
  72         if(appListGenerator != null && appListGenerator.getStatus() == AsyncTask.Status.RUNNING)
  73             appListGenerator.cancel(true);
  74
  75         super.finish();
  76     }
  77
  78     private void openIconPackActivity(String packageName) {
  79         Intent intent = new Intent("org.adw.launcher.THEMES");
  80         intent.setPackage(packageName);
  81
  82         try {
  83             startActivity(intent);
  84         } catch (ActivityNotFoundException e) { /* Gracefully fail */ }
  85     }
  86
  87     private class AppListAdapter extends ArrayAdapter<IconPack> {
  88         AppListAdapter(Context context, int layout, List<IconPack> list) {
  89             super(context, layout, list);
  90         }
  91
  92         @Override
  93         public @NonNull View getView(int position, View convertView, final @NonNull ViewGroup parent) {
  94             // Check if an existing view is being reused, otherwise inflate the view
  95             if(convertView == null)
  96                 convertView = LayoutInflater.from(getContext()).inflate(R.layout.row, parent, false);
  97
  98             final IconPack entry = getItem(position);
  99             assert entry != null;
 100
 101             TextView textView = convertView.findViewById(R.id.name);
 102             textView.setText(entry.getName());
 103
 104             PackageManager pm = getPackageManager();
 105             ImageView imageView = convertView.findViewById(R.id.icon);
 106
 107             if(entry.getPackageName().equals(BuildConfig.APPLICATION_ID)) {
 108                 imageView.setImageDrawable(null);
 109             } else {
 110                 try {
 111                     imageView.setImageDrawable(pm.getApplicationIcon(entry.getPackageName()));
 112                 } catch (PackageManager.NameNotFoundException e) {
 113                     imageView.setImageDrawable(pm.getDefaultActivityIcon());
 114                 }
 115             }
 116
 117             LinearLayout layout = convertView.findViewById(R.id.entry);
 118             layout.setOnClickListener(view -> {
 119                 SharedPreferences pref = U.getSharedPreferences(IconPackActivity.this);
 120                 pref.edit().putString("icon_pack", entry.getPackageName()).apply();
 121                 setResult(RESULT_OK);
 122                 finish();
 123             });
 124
 125             layout.setOnLongClickListener(v -> {
 126                 openIconPackActivity(entry.getPackageName());
 127                 return false;
 128             });
 129
 130             layout.setOnGenericMotionListener((view, motionEvent) -> {
 131                 if(motionEvent.getAction() == MotionEvent.ACTION_BUTTON_PRESS
 132                         && motionEvent.getButtonState() == MotionEvent.BUTTON_SECONDARY) {
 133                     openIconPackActivity(entry.getPackageName());
 134                 }
 135                 return false;
 136             });
 137
 138             return convertView;
 139         }
 140     }
 141
 142     private final class AppListGenerator extends AsyncTask<Void, Void, AppListAdapter> {
 143         @Override
 144         protected AppListAdapter doInBackground(Void... params) {
 145             List<IconPack> list = IconPackManager.getInstance().getAvailableIconPacks(IconPackActivity.this);
 146             if(list.isEmpty())
 147                 return null;
 148             else {
 149                 List<IconPack> finalList = new ArrayList<>();
 150                 IconPack dummyIconPack = new IconPack();
 151                 dummyIconPack.setPackageName(BuildConfig.APPLICATION_ID);
 152                 dummyIconPack.setName(getString(R.string.icon_pack_none));
 153
 154                 Collections.sort(list, (ip1, ip2) -> Collator.getInstance().compare(ip1.getName(), ip2.getName()));
 155
 156                 finalList.add(dummyIconPack);
 157                 finalList.addAll(list);
 158
 159                 return new AppListAdapter(IconPackActivity.this, R.layout.row, finalList);
 160             }
 161         }
 162
 163         @Override
 164         protected void onPostExecute(AppListAdapter adapter) {
 165             if(adapter == null) {
 166                 U.showToast(IconPackActivity.this, R.string.no_icon_packs_installed);
 167                 setResult(RESULT_CANCELED);
 168                 finish();
 169             } else {
 170                 progressBar.setVisibility(View.GONE);
 171                 appList.setAdapter(adapter);
 172                 setFinishOnTouchOutside(true);
 173             }
 174         }
 175     }
 176 }