cheogram/src/main/java/eu/siacs/conversations/ui/ConferenceDetailsActivity.java
2018-03-19 09:43:33 +01:00

740 lines
26 KiB
Java

package eu.siacs.conversations.ui;
import android.app.PendingIntent;
import android.content.Context;
import android.content.IntentSender.SendIntentException;
import android.content.res.Resources;
import android.databinding.DataBindingUtil;
import android.graphics.Bitmap;
import android.graphics.drawable.BitmapDrawable;
import android.graphics.drawable.Drawable;
import android.os.AsyncTask;
import android.os.Bundle;
import android.support.v7.app.AlertDialog;
import android.support.v7.widget.Toolbar;
import android.view.ContextMenu;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.ImageView;
import android.widget.Toast;
import org.openintents.openpgp.util.OpenPgpUtils;
import java.lang.ref.WeakReference;
import java.util.ArrayList;
import java.util.Collections;
import java.util.concurrent.RejectedExecutionException;
import java.util.concurrent.atomic.AtomicInteger;
import eu.siacs.conversations.Config;
import eu.siacs.conversations.R;
import eu.siacs.conversations.crypto.PgpEngine;
import eu.siacs.conversations.databinding.ActivityMucDetailsBinding;
import eu.siacs.conversations.databinding.ContactBinding;
import eu.siacs.conversations.entities.Account;
import eu.siacs.conversations.entities.Bookmark;
import eu.siacs.conversations.entities.Contact;
import eu.siacs.conversations.entities.Conversation;
import eu.siacs.conversations.entities.MucOptions;
import eu.siacs.conversations.entities.MucOptions.User;
import eu.siacs.conversations.services.XmppConnectionService;
import eu.siacs.conversations.services.XmppConnectionService.OnConversationUpdate;
import eu.siacs.conversations.services.XmppConnectionService.OnMucRosterUpdate;
import eu.siacs.conversations.ui.util.MenuDoubleTabUtil;
import eu.siacs.conversations.utils.UIHelper;
import rocks.xmpp.addr.Jid;
public class ConferenceDetailsActivity extends XmppActivity implements OnConversationUpdate, OnMucRosterUpdate, XmppConnectionService.OnAffiliationChanged, XmppConnectionService.OnRoleChanged, XmppConnectionService.OnConfigurationPushed {
public static final String ACTION_VIEW_MUC = "view_muc";
private static final float INACTIVE_ALPHA = 0.4684f; //compromise between dark and light theme
private Conversation mConversation;
private OnClickListener inviteListener = new OnClickListener() {
@Override
public void onClick(View v) {
inviteToConversation(mConversation);
}
};
private ActivityMucDetailsBinding binding;
private String uuid = null;
private User mSelectedUser = null;
private boolean mAdvancedMode = false;
private UiCallback<Conversation> renameCallback = new UiCallback<Conversation>() {
@Override
public void success(Conversation object) {
runOnUiThread(() -> {
Toast.makeText(ConferenceDetailsActivity.this, getString(R.string.your_nick_has_been_changed), Toast.LENGTH_SHORT).show();
updateView();
});
}
@Override
public void error(final int errorCode, Conversation object) {
runOnUiThread(() -> Toast.makeText(ConferenceDetailsActivity.this, getString(errorCode), Toast.LENGTH_SHORT).show());
}
@Override
public void userInputRequried(PendingIntent pi, Conversation object) {
}
};
private OnClickListener mNotifyStatusClickListener = new OnClickListener() {
@Override
public void onClick(View v) {
AlertDialog.Builder builder = new AlertDialog.Builder(ConferenceDetailsActivity.this);
builder.setTitle(R.string.pref_notification_settings);
String[] choices = {
getString(R.string.notify_on_all_messages),
getString(R.string.notify_only_when_highlighted),
getString(R.string.notify_never)
};
final AtomicInteger choice;
if (mConversation.getLongAttribute(Conversation.ATTRIBUTE_MUTED_TILL, 0) == Long.MAX_VALUE) {
choice = new AtomicInteger(2);
} else {
choice = new AtomicInteger(mConversation.alwaysNotify() ? 0 : 1);
}
builder.setSingleChoiceItems(choices, choice.get(), (dialog, which) -> choice.set(which));
builder.setNegativeButton(R.string.cancel, null);
builder.setPositiveButton(R.string.ok, (dialog, which) -> {
if (choice.get() == 2) {
mConversation.setMutedTill(Long.MAX_VALUE);
} else {
mConversation.setMutedTill(0);
mConversation.setAttribute(Conversation.ATTRIBUTE_ALWAYS_NOTIFY, String.valueOf(choice.get() == 0));
}
xmppConnectionService.updateConversation(mConversation);
updateView();
});
builder.create().show();
}
};
private OnClickListener mChangeConferenceSettings = new OnClickListener() {
@Override
public void onClick(View v) {
final MucOptions mucOptions = mConversation.getMucOptions();
AlertDialog.Builder builder = new AlertDialog.Builder(ConferenceDetailsActivity.this);
builder.setTitle(R.string.conference_options);
final String[] options;
final boolean[] values;
if (mAdvancedMode) {
options = new String[]{
getString(R.string.members_only),
getString(R.string.moderated),
getString(R.string.non_anonymous)
};
values = new boolean[]{
mucOptions.membersOnly(),
mucOptions.moderated(),
mucOptions.nonanonymous()
};
} else {
options = new String[]{
getString(R.string.members_only),
getString(R.string.non_anonymous)
};
values = new boolean[]{
mucOptions.membersOnly(),
mucOptions.nonanonymous()
};
}
builder.setMultiChoiceItems(options, values, (dialog, which, isChecked) -> values[which] = isChecked);
builder.setNegativeButton(R.string.cancel, null);
builder.setPositiveButton(R.string.confirm, (dialog, which) -> {
if (!mucOptions.membersOnly() && values[0]) {
xmppConnectionService.changeAffiliationsInConference(mConversation,
MucOptions.Affiliation.NONE,
MucOptions.Affiliation.MEMBER);
}
Bundle options1 = new Bundle();
options1.putString("muc#roomconfig_membersonly", values[0] ? "1" : "0");
if (values.length == 2) {
options1.putString("muc#roomconfig_whois", values[1] ? "anyone" : "moderators");
} else if (values.length == 3) {
options1.putString("muc#roomconfig_moderatedroom", values[1] ? "1" : "0");
options1.putString("muc#roomconfig_whois", values[2] ? "anyone" : "moderators");
}
options1.putString("muc#roomconfig_persistentroom", "1");
xmppConnectionService.pushConferenceConfiguration(mConversation,
options1,
ConferenceDetailsActivity.this);
});
builder.create().show();
}
};
private OnValueEdited onSubjectEdited = new OnValueEdited() {
@Override
public String onValueEdited(String value) {
xmppConnectionService.pushSubjectToConference(mConversation, value);
return null;
}
};
public static boolean cancelPotentialWork(User user, ImageView imageView) {
final BitmapWorkerTask bitmapWorkerTask = getBitmapWorkerTask(imageView);
if (bitmapWorkerTask != null) {
final User old = bitmapWorkerTask.o;
if (old == null || user != old) {
bitmapWorkerTask.cancel(true);
} else {
return false;
}
}
return true;
}
private static BitmapWorkerTask getBitmapWorkerTask(ImageView imageView) {
if (imageView != null) {
final Drawable drawable = imageView.getDrawable();
if (drawable instanceof AsyncDrawable) {
final AsyncDrawable asyncDrawable = (AsyncDrawable) drawable;
return asyncDrawable.getBitmapWorkerTask();
}
}
return null;
}
@Override
public void onConversationUpdate() {
refreshUi();
}
@Override
public void onMucRosterUpdate() {
refreshUi();
}
@Override
protected void refreshUiReal() {
updateView();
}
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
this.binding = DataBindingUtil.setContentView(this, R.layout.activity_muc_details);
this.binding.mucMoreDetails.setVisibility(View.GONE);
this.binding.changeConferenceButton.setOnClickListener(this.mChangeConferenceSettings);
this.binding.invite.setOnClickListener(inviteListener);
setSupportActionBar((Toolbar) binding.toolbar);
configureActionBar(getSupportActionBar());
this.binding.editNickButton.setOnClickListener(v -> quickEdit(mConversation.getMucOptions().getActualNick(),
0,
value -> {
if (xmppConnectionService.renameInMuc(mConversation, value, renameCallback)) {
return null;
} else {
return getString(R.string.invalid_username);
}
}));
this.mAdvancedMode = getPreferences().getBoolean("advanced_muc_mode", false);
this.binding.mucInfoMore.setVisibility(this.mAdvancedMode ? View.VISIBLE : View.GONE);
this.binding.notificationStatusButton.setOnClickListener(this.mNotifyStatusClickListener);
}
@Override
protected void onStart() {
super.onStart();
final int theme = findTheme();
if (this.mTheme != theme) {
recreate();
}
}
@Override
public boolean onOptionsItemSelected(MenuItem menuItem) {
if (MenuDoubleTabUtil.shouldIgnoreTap()) {
return false;
}
switch (menuItem.getItemId()) {
case android.R.id.home:
finish();
break;
case R.id.action_edit_subject:
if (mConversation != null) {
quickEdit(mConversation.getMucOptions().getSubject(),
R.string.edit_subject_hint,
this.onSubjectEdited);
}
break;
case R.id.action_share_http:
shareLink(true);
break;
case R.id.action_share_uri:
shareLink(false);
break;
case R.id.action_save_as_bookmark:
saveAsBookmark();
break;
case R.id.action_delete_bookmark:
deleteBookmark();
break;
case R.id.action_advanced_mode:
this.mAdvancedMode = !menuItem.isChecked();
menuItem.setChecked(this.mAdvancedMode);
getPreferences().edit().putBoolean("advanced_muc_mode", mAdvancedMode).apply();
final boolean online = mConversation != null && mConversation.getMucOptions().online();
this.binding.mucInfoMore.setVisibility(this.mAdvancedMode && online ? View.VISIBLE : View.GONE);
invalidateOptionsMenu();
updateView();
break;
}
return super.onOptionsItemSelected(menuItem);
}
@Override
protected String getShareableUri(boolean http) {
if (mConversation != null) {
if (http) {
return "https://conversations.im/j/" + mConversation.getJid().asBareJid().toEscapedString();
} else {
return "xmpp:" + mConversation.getJid().asBareJid() + "?join";
}
} else {
return null;
}
}
@Override
public boolean onPrepareOptionsMenu(Menu menu) {
MenuItem menuItemSaveBookmark = menu.findItem(R.id.action_save_as_bookmark);
MenuItem menuItemDeleteBookmark = menu.findItem(R.id.action_delete_bookmark);
MenuItem menuItemAdvancedMode = menu.findItem(R.id.action_advanced_mode);
MenuItem menuItemChangeSubject = menu.findItem(R.id.action_edit_subject);
menuItemAdvancedMode.setChecked(mAdvancedMode);
if (mConversation == null) {
return true;
}
if (mConversation.getBookmark() != null) {
menuItemSaveBookmark.setVisible(false);
menuItemDeleteBookmark.setVisible(true);
} else {
menuItemDeleteBookmark.setVisible(false);
menuItemSaveBookmark.setVisible(true);
}
menuItemChangeSubject.setVisible(mConversation.getMucOptions().canChangeSubject());
return true;
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
getMenuInflater().inflate(R.menu.muc_details, menu);
return super.onCreateOptionsMenu(menu);
}
@Override
public void onCreateContextMenu(ContextMenu menu, View v, ContextMenu.ContextMenuInfo menuInfo) {
Object tag = v.getTag();
if (tag instanceof User) {
getMenuInflater().inflate(R.menu.muc_details_context, menu);
final User user = (User) tag;
final User self = mConversation.getMucOptions().getSelf();
this.mSelectedUser = user;
String name;
final Contact contact = user.getContact();
if (contact != null && contact.showInRoster()) {
name = contact.getDisplayName();
} else if (user.getRealJid() != null) {
name = user.getRealJid().asBareJid().toString();
} else {
name = user.getName();
}
menu.setHeaderTitle(name);
if (user.getRealJid() != null) {
MenuItem showContactDetails = menu.findItem(R.id.action_contact_details);
MenuItem startConversation = menu.findItem(R.id.start_conversation);
MenuItem giveMembership = menu.findItem(R.id.give_membership);
MenuItem removeMembership = menu.findItem(R.id.remove_membership);
MenuItem giveAdminPrivileges = menu.findItem(R.id.give_admin_privileges);
MenuItem removeAdminPrivileges = menu.findItem(R.id.remove_admin_privileges);
MenuItem removeFromRoom = menu.findItem(R.id.remove_from_room);
MenuItem banFromConference = menu.findItem(R.id.ban_from_conference);
MenuItem invite = menu.findItem(R.id.invite);
startConversation.setVisible(true);
if (contact != null && contact.showInRoster()) {
showContactDetails.setVisible(!contact.isSelf());
}
if (user.getRole() == MucOptions.Role.NONE) {
invite.setVisible(true);
}
if (self.getAffiliation().ranks(MucOptions.Affiliation.ADMIN) &&
self.getAffiliation().outranks(user.getAffiliation())) {
if (mAdvancedMode) {
if (user.getAffiliation() == MucOptions.Affiliation.NONE) {
giveMembership.setVisible(true);
} else {
removeMembership.setVisible(true);
}
banFromConference.setVisible(true);
} else {
removeFromRoom.setVisible(true);
}
if (user.getAffiliation() != MucOptions.Affiliation.ADMIN) {
giveAdminPrivileges.setVisible(true);
} else {
removeAdminPrivileges.setVisible(true);
}
}
} else {
MenuItem sendPrivateMessage = menu.findItem(R.id.send_private_message);
sendPrivateMessage.setVisible(user.getRole().ranks(MucOptions.Role.VISITOR));
}
}
super.onCreateContextMenu(menu, v, menuInfo);
}
@Override
public boolean onContextItemSelected(MenuItem item) {
Jid jid = mSelectedUser.getRealJid();
switch (item.getItemId()) {
case R.id.action_contact_details:
Contact contact = mSelectedUser.getContact();
if (contact != null) {
switchToContactDetails(contact);
}
return true;
case R.id.start_conversation:
startConversation(mSelectedUser);
return true;
case R.id.give_admin_privileges:
xmppConnectionService.changeAffiliationInConference(mConversation, jid, MucOptions.Affiliation.ADMIN, this);
return true;
case R.id.give_membership:
xmppConnectionService.changeAffiliationInConference(mConversation, jid, MucOptions.Affiliation.MEMBER, this);
return true;
case R.id.remove_membership:
xmppConnectionService.changeAffiliationInConference(mConversation, jid, MucOptions.Affiliation.NONE, this);
return true;
case R.id.remove_admin_privileges:
xmppConnectionService.changeAffiliationInConference(mConversation, jid, MucOptions.Affiliation.MEMBER, this);
return true;
case R.id.remove_from_room:
removeFromRoom(mSelectedUser);
return true;
case R.id.ban_from_conference:
xmppConnectionService.changeAffiliationInConference(mConversation, jid, MucOptions.Affiliation.OUTCAST, this);
if (mSelectedUser.getRole() != MucOptions.Role.NONE) {
xmppConnectionService.changeRoleInConference(mConversation, mSelectedUser.getName(), MucOptions.Role.NONE, this);
}
return true;
case R.id.send_private_message:
if (mConversation.getMucOptions().allowPm()) {
privateMsgInMuc(mConversation, mSelectedUser.getName());
} else {
Toast.makeText(this, R.string.private_messages_are_disabled, Toast.LENGTH_SHORT).show();
}
return true;
case R.id.invite:
xmppConnectionService.directInvite(mConversation, jid);
return true;
default:
return super.onContextItemSelected(item);
}
}
private void removeFromRoom(final User user) {
if (mConversation.getMucOptions().membersOnly()) {
xmppConnectionService.changeAffiliationInConference(mConversation, user.getRealJid(), MucOptions.Affiliation.NONE, this);
if (user.getRole() != MucOptions.Role.NONE) {
xmppConnectionService.changeRoleInConference(mConversation, mSelectedUser.getName(), MucOptions.Role.NONE, ConferenceDetailsActivity.this);
}
} else {
AlertDialog.Builder builder = new AlertDialog.Builder(this);
builder.setTitle(R.string.ban_from_conference);
builder.setMessage(getString(R.string.removing_from_public_conference, user.getName()));
builder.setNegativeButton(R.string.cancel, null);
builder.setPositiveButton(R.string.ban_now, (dialog, which) -> {
xmppConnectionService.changeAffiliationInConference(mConversation, user.getRealJid(), MucOptions.Affiliation.OUTCAST, ConferenceDetailsActivity.this);
if (user.getRole() != MucOptions.Role.NONE) {
xmppConnectionService.changeRoleInConference(mConversation, mSelectedUser.getName(), MucOptions.Role.NONE, ConferenceDetailsActivity.this);
}
});
builder.create().show();
}
}
protected void startConversation(User user) {
if (user.getRealJid() != null) {
Conversation conversation = xmppConnectionService.findOrCreateConversation(this.mConversation.getAccount(), user.getRealJid().asBareJid(), false, true);
switchToConversation(conversation);
}
}
protected void saveAsBookmark() {
xmppConnectionService.saveConversationAsBookmark(mConversation,
mConversation.getMucOptions().getSubject());
}
protected void deleteBookmark() {
Account account = mConversation.getAccount();
Bookmark bookmark = mConversation.getBookmark();
account.getBookmarks().remove(bookmark);
bookmark.setConversation(null);
xmppConnectionService.pushBookmarks(account);
updateView();
}
@Override
void onBackendConnected() {
if (mPendingConferenceInvite != null) {
mPendingConferenceInvite.execute(this);
mPendingConferenceInvite = null;
}
if (getIntent().getAction().equals(ACTION_VIEW_MUC)) {
this.uuid = getIntent().getExtras().getString("uuid");
}
if (uuid != null) {
this.mConversation = xmppConnectionService.findConversationByUuid(uuid);
if (this.mConversation != null) {
updateView();
}
}
}
private void updateView() {
invalidateOptionsMenu();
final MucOptions mucOptions = mConversation.getMucOptions();
final User self = mucOptions.getSelf();
String account;
if (Config.DOMAIN_LOCK != null) {
account = mConversation.getAccount().getJid().getLocal();
} else {
account = mConversation.getAccount().getJid().asBareJid().toString();
}
this.binding.detailsAccount.setText(getString(R.string.using_account, account));
this.binding.yourPhoto.setImageBitmap(avatarService().get(mConversation.getAccount(), getPixel(48)));
setTitle(mConversation.getName());
this.binding.mucJabberid.setText(mConversation.getJid().asBareJid().toString());
this.binding.mucYourNick.setText(mucOptions.getActualNick());
if (mucOptions.online()) {
this.binding.mucMoreDetails.setVisibility(View.VISIBLE);
this.binding.mucSettings.setVisibility(View.VISIBLE);
this.binding.mucInfoMore.setVisibility(this.mAdvancedMode ? View.VISIBLE : View.GONE);
final String status = getStatus(self);
if (status != null) {
this.binding.mucRole.setVisibility(View.VISIBLE);
this.binding.mucRole.setText(status);
} else {
this.binding.mucRole.setVisibility(View.GONE);
}
if (mucOptions.membersOnly()) {
this.binding.mucConferenceType.setText(R.string.private_conference);
} else {
this.binding.mucConferenceType.setText(R.string.public_conference);
}
if (mucOptions.mamSupport()) {
this.binding.mucInfoMam.setText(R.string.server_info_available);
} else {
this.binding.mucInfoMam.setText(R.string.server_info_unavailable);
}
if (self.getAffiliation().ranks(MucOptions.Affiliation.OWNER)) {
this.binding.changeConferenceButton.setVisibility(View.VISIBLE);
} else {
this.binding.changeConferenceButton.setVisibility(View.GONE);
}
} else {
this.binding.mucMoreDetails.setVisibility(View.GONE);
this.binding.mucInfoMore.setVisibility(View.GONE);
this.binding.mucSettings.setVisibility(View.GONE);
}
int ic_notifications = getThemeResource(R.attr.icon_notifications, R.drawable.ic_notifications_black_24dp);
int ic_notifications_off = getThemeResource(R.attr.icon_notifications_off, R.drawable.ic_notifications_off_black_24dp);
int ic_notifications_paused = getThemeResource(R.attr.icon_notifications_paused, R.drawable.ic_notifications_paused_black_24dp);
int ic_notifications_none = getThemeResource(R.attr.icon_notifications_none, R.drawable.ic_notifications_none_black_24dp);
long mutedTill = mConversation.getLongAttribute(Conversation.ATTRIBUTE_MUTED_TILL, 0);
if (mutedTill == Long.MAX_VALUE) {
this.binding.notificationStatusText.setText(R.string.notify_never);
this.binding.notificationStatusButton.setImageResource(ic_notifications_off);
} else if (System.currentTimeMillis() < mutedTill) {
this.binding.notificationStatusText.setText(R.string.notify_paused);
this.binding.notificationStatusButton.setImageResource(ic_notifications_paused);
} else if (mConversation.alwaysNotify()) {
this.binding.notificationStatusText.setText(R.string.notify_on_all_messages);
this.binding.notificationStatusButton.setImageResource(ic_notifications);
} else {
this.binding.notificationStatusText.setText(R.string.notify_only_when_highlighted);
this.binding.notificationStatusButton.setImageResource(ic_notifications_none);
}
final LayoutInflater inflater = (LayoutInflater) getSystemService(Context.LAYOUT_INFLATER_SERVICE);
this.binding.mucMembers.removeAllViews();
if (inflater == null) {
return;
}
final ArrayList<User> users = mucOptions.getUsers();
Collections.sort(users);
for (final User user : users) {
ContactBinding binding = DataBindingUtil.inflate(inflater, R.layout.contact, this.binding.mucMembers, false);
this.setListItemBackgroundOnView(binding.getRoot());
binding.getRoot().setOnClickListener(view1 -> highlightInMuc(mConversation, user.getName()));
registerForContextMenu(binding.getRoot());
binding.getRoot().setTag(user);
if (mAdvancedMode && user.getPgpKeyId() != 0) {
binding.key.setVisibility(View.VISIBLE);
binding.key.setOnClickListener(v -> viewPgpKey(user));
binding.key.setText(OpenPgpUtils.convertKeyIdToHex(user.getPgpKeyId()));
}
Contact contact = user.getContact();
String name = user.getName();
if (contact != null) {
binding.contactDisplayName.setText(contact.getDisplayName());
binding.contactJid.setText((name != null ? name + " \u2022 " : "") + getStatus(user));
} else {
binding.contactDisplayName.setText(name == null ? "" : name);
binding.contactJid.setText(getStatus(user));
}
loadAvatar(user, binding.contactPhoto);
if (user.getRole() == MucOptions.Role.NONE) {
binding.contactJid.setAlpha(INACTIVE_ALPHA);
binding.key.setAlpha(INACTIVE_ALPHA);
binding.contactDisplayName.setAlpha(INACTIVE_ALPHA);
binding.contactPhoto.setAlpha(INACTIVE_ALPHA);
}
this.binding.mucMembers.addView(binding.getRoot());
if (mConversation.getMucOptions().canInvite()) {
this.binding.invite.setVisibility(View.VISIBLE);
} else {
this.binding.invite.setVisibility(View.GONE);
}
}
}
private String getStatus(User user) {
if (mAdvancedMode) {
return getString(user.getAffiliation().getResId()) +
" (" + getString(user.getRole().getResId()) + ')';
} else {
return getString(user.getAffiliation().getResId());
}
}
private void viewPgpKey(User user) {
PgpEngine pgp = xmppConnectionService.getPgpEngine();
if (pgp != null) {
PendingIntent intent = pgp.getIntentForKey(user.getPgpKeyId());
if (intent != null) {
try {
startIntentSenderForResult(intent.getIntentSender(), 0, null, 0, 0, 0);
} catch (SendIntentException ignored) {
}
}
}
}
@Override
public void onAffiliationChangedSuccessful(Jid jid) {
refreshUi();
}
@Override
public void onAffiliationChangeFailed(Jid jid, int resId) {
displayToast(getString(resId, jid.asBareJid().toString()));
}
@Override
public void onRoleChangedSuccessful(String nick) {
}
@Override
public void onRoleChangeFailed(String nick, int resId) {
displayToast(getString(resId, nick));
}
@Override
public void onPushSucceeded() {
displayToast(getString(R.string.modified_conference_options));
}
@Override
public void onPushFailed() {
displayToast(getString(R.string.could_not_modify_conference_options));
}
private void displayToast(final String msg) {
runOnUiThread(() -> Toast.makeText(ConferenceDetailsActivity.this, msg, Toast.LENGTH_SHORT).show());
}
public void loadAvatar(User user, ImageView imageView) {
if (cancelPotentialWork(user, imageView)) {
final Bitmap bm = avatarService().get(user, getPixel(48), true);
if (bm != null) {
cancelPotentialWork(user, imageView);
imageView.setImageBitmap(bm);
imageView.setBackgroundColor(0x00000000);
} else {
String seed = user.getRealJid() != null ? user.getRealJid().asBareJid().toString() : null;
imageView.setBackgroundColor(UIHelper.getColorForName(seed == null ? user.getName() : seed));
imageView.setImageDrawable(null);
final BitmapWorkerTask task = new BitmapWorkerTask(imageView);
final AsyncDrawable asyncDrawable = new AsyncDrawable(getResources(), null, task);
imageView.setImageDrawable(asyncDrawable);
try {
task.execute(user);
} catch (final RejectedExecutionException ignored) {
}
}
}
}
static class AsyncDrawable extends BitmapDrawable {
private final WeakReference<BitmapWorkerTask> bitmapWorkerTaskReference;
AsyncDrawable(Resources res, Bitmap bitmap, BitmapWorkerTask bitmapWorkerTask) {
super(res, bitmap);
bitmapWorkerTaskReference = new WeakReference<>(bitmapWorkerTask);
}
BitmapWorkerTask getBitmapWorkerTask() {
return bitmapWorkerTaskReference.get();
}
}
class BitmapWorkerTask extends AsyncTask<User, Void, Bitmap> {
private final WeakReference<ImageView> imageViewReference;
private User o = null;
private BitmapWorkerTask(ImageView imageView) {
imageViewReference = new WeakReference<>(imageView);
}
@Override
protected Bitmap doInBackground(User... params) {
this.o = params[0];
if (imageViewReference.get() == null) {
return null;
}
return avatarService().get(this.o, getPixel(48), isCancelled());
}
@Override
protected void onPostExecute(Bitmap bitmap) {
if (bitmap != null && !isCancelled()) {
final ImageView imageView = imageViewReference.get();
if (imageView != null) {
imageView.setImageBitmap(bitmap);
imageView.setBackgroundColor(0x00000000);
}
}
}
}
}