1package eu.siacs.conversations.ui.adapter;
2
3import android.content.Context;
4import android.content.res.Resources;
5import android.graphics.Bitmap;
6import android.graphics.drawable.BitmapDrawable;
7import android.graphics.drawable.Drawable;
8import android.os.AsyncTask;
9import android.view.LayoutInflater;
10import android.view.View;
11import android.view.ViewGroup;
12import android.widget.ArrayAdapter;
13import android.widget.CompoundButton;
14import android.widget.ImageView;
15import android.widget.TextView;
16
17import java.lang.ref.WeakReference;
18import java.util.List;
19import java.util.concurrent.RejectedExecutionException;
20
21import eu.siacs.conversations.Config;
22import eu.siacs.conversations.R;
23import eu.siacs.conversations.entities.Account;
24import eu.siacs.conversations.ui.ManageAccountActivity;
25import eu.siacs.conversations.ui.XmppActivity;
26import eu.siacs.conversations.ui.widget.Switch;
27import eu.siacs.conversations.utils.UIHelper;
28
29public class AccountAdapter extends ArrayAdapter<Account> {
30
31 private XmppActivity activity;
32 private boolean showStateButton;
33
34 public AccountAdapter(XmppActivity activity, List<Account> objects, boolean showStateButton) {
35 super(activity, 0, objects);
36 this.activity = activity;
37 this.showStateButton = showStateButton;
38 }
39
40 public AccountAdapter(XmppActivity activity, List<Account> objects) {
41 super(activity, 0, objects);
42 this.activity = activity;
43 this.showStateButton = true;
44 }
45
46 @Override
47 public View getView(int position, View view, ViewGroup parent) {
48 final Account account = getItem(position);
49 if (view == null) {
50 LayoutInflater inflater = (LayoutInflater) getContext()
51 .getSystemService(Context.LAYOUT_INFLATER_SERVICE);
52 view = inflater.inflate(R.layout.account_row, parent, false);
53 }
54 TextView jid = (TextView) view.findViewById(R.id.account_jid);
55 if (Config.DOMAIN_LOCK != null) {
56 jid.setText(account.getJid().getLocalpart());
57 } else {
58 jid.setText(account.getJid().toBareJid().toString());
59 }
60 TextView statusView = (TextView) view.findViewById(R.id.account_status);
61 ImageView imageView = (ImageView) view.findViewById(R.id.account_image);
62 loadAvatar(account,imageView);
63 statusView.setText(getContext().getString(account.getStatus().getReadableId()));
64 switch (account.getStatus()) {
65 case ONLINE:
66 statusView.setTextColor(activity.getOnlineColor());
67 break;
68 case DISABLED:
69 case CONNECTING:
70 statusView.setTextColor(activity.getSecondaryTextColor());
71 break;
72 default:
73 statusView.setTextColor(activity.getWarningTextColor());
74 break;
75 }
76 final Switch tglAccountState = (Switch) view.findViewById(R.id.tgl_account_status);
77 final boolean isDisabled = (account.getStatus() == Account.State.DISABLED);
78 tglAccountState.setChecked(!isDisabled,false);
79 if (this.showStateButton) {
80 tglAccountState.setVisibility(View.VISIBLE);
81 } else {
82 tglAccountState.setVisibility(View.GONE);
83 }
84 tglAccountState.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
85 @Override
86 public void onCheckedChanged(CompoundButton compoundButton, boolean b) {
87 if (b == isDisabled && activity instanceof ManageAccountActivity) {
88 ((ManageAccountActivity) activity).onClickTglAccountState(account,b);
89 }
90 }
91 });
92 return view;
93 }
94
95 class BitmapWorkerTask extends AsyncTask<Account, Void, Bitmap> {
96 private final WeakReference<ImageView> imageViewReference;
97 private Account account = null;
98
99 public BitmapWorkerTask(ImageView imageView) {
100 imageViewReference = new WeakReference<>(imageView);
101 }
102
103 @Override
104 protected Bitmap doInBackground(Account... params) {
105 return activity.avatarService().get(params[0], activity.getPixel(48), isCancelled());
106 }
107
108 @Override
109 protected void onPostExecute(Bitmap bitmap) {
110 if (bitmap != null && !isCancelled()) {
111 final ImageView imageView = imageViewReference.get();
112 if (imageView != null) {
113 imageView.setImageBitmap(bitmap);
114 imageView.setBackgroundColor(0x00000000);
115 }
116 }
117 }
118 }
119
120 public void loadAvatar(Account account, ImageView imageView) {
121 if (cancelPotentialWork(account, imageView)) {
122 final Bitmap bm = activity.avatarService().get(account,activity.getPixel(48),true);
123 if (bm != null) {
124 cancelPotentialWork(account, imageView);
125 imageView.setImageBitmap(bm);
126 imageView.setBackgroundColor(0x00000000);
127 } else {
128 imageView.setBackgroundColor(UIHelper.getColorForName(account.getJid().toBareJid().toString()));
129 imageView.setImageDrawable(null);
130 final BitmapWorkerTask task = new BitmapWorkerTask(imageView);
131 final AsyncDrawable asyncDrawable = new AsyncDrawable(activity.getResources(), null, task);
132 imageView.setImageDrawable(asyncDrawable);
133 try {
134 task.execute(account);
135 } catch (final RejectedExecutionException ignored) {
136 }
137 }
138 }
139 }
140
141 public static boolean cancelPotentialWork(Account account, ImageView imageView) {
142 final BitmapWorkerTask bitmapWorkerTask = getBitmapWorkerTask(imageView);
143
144 if (bitmapWorkerTask != null) {
145 final Account oldAccount = bitmapWorkerTask.account;
146 if (oldAccount == null || account != oldAccount) {
147 bitmapWorkerTask.cancel(true);
148 } else {
149 return false;
150 }
151 }
152 return true;
153 }
154
155 private static BitmapWorkerTask getBitmapWorkerTask(ImageView imageView) {
156 if (imageView != null) {
157 final Drawable drawable = imageView.getDrawable();
158 if (drawable instanceof AsyncDrawable) {
159 final AsyncDrawable asyncDrawable = (AsyncDrawable) drawable;
160 return asyncDrawable.getBitmapWorkerTask();
161 }
162 }
163 return null;
164 }
165
166 static class AsyncDrawable extends BitmapDrawable {
167 private final WeakReference<BitmapWorkerTask> bitmapWorkerTaskReference;
168
169 public AsyncDrawable(Resources res, Bitmap bitmap, BitmapWorkerTask bitmapWorkerTask) {
170 super(res, bitmap);
171 bitmapWorkerTaskReference = new WeakReference<>(bitmapWorkerTask);
172 }
173
174 public BitmapWorkerTask getBitmapWorkerTask() {
175 return bitmapWorkerTaskReference.get();
176 }
177 }
178}