migrated conference details to binding

Daniel Gultsch created

Change summary

src/main/java/eu/siacs/conversations/ui/ConferenceDetailsActivity.java | 382 
src/main/res/layout/activity_muc_details.xml                           | 382 
2 files changed, 352 insertions(+), 412 deletions(-)

Detailed changes

src/main/java/eu/siacs/conversations/ui/ConferenceDetailsActivity.java 🔗

@@ -4,7 +4,6 @@ import android.databinding.DataBindingUtil;
 import android.support.v7.app.AlertDialog;
 import android.app.PendingIntent;
 import android.content.Context;
-import android.content.DialogInterface;
 import android.content.IntentSender.SendIntentException;
 import android.content.res.Resources;
 import android.graphics.Bitmap;
@@ -12,20 +11,13 @@ import android.graphics.drawable.BitmapDrawable;
 import android.graphics.drawable.Drawable;
 import android.os.AsyncTask;
 import android.os.Bundle;
-import android.support.v7.widget.CardView;
 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.Button;
-import android.widget.ImageButton;
 import android.widget.ImageView;
-import android.widget.LinearLayout;
-import android.widget.RelativeLayout;
-import android.widget.TableLayout;
-import android.widget.TextView;
 import android.widget.Toast;
 
 import org.openintents.openpgp.util.OpenPgpUtils;
@@ -39,6 +31,7 @@ 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;
@@ -65,20 +58,7 @@ public class ConferenceDetailsActivity extends XmppActivity implements OnConvers
 			inviteToConversation(mConversation);
 		}
 	};
-	private TextView mYourNick;
-	private ImageView mYourPhoto;
-	private TextView mFullJid;
-	private TextView mAccountJid;
-	private LinearLayout membersView;
-	private CardView mMoreDetails;
-	private RelativeLayout mMucSettings;
-	private TextView mConferenceType;
-	private TableLayout mConferenceInfoTable;
-	private TextView mConferenceInfoMam;
-	private TextView mNotifyStatusText;
-	private ImageButton mChangeConferenceSettingsButton;
-	private ImageButton mNotifyStatusButton;
-	private Button mInviteButton;
+	private ActivityMucDetailsBinding binding;
 	private String uuid = null;
 	private User mSelectedUser = null;
 
@@ -87,24 +67,16 @@ public class ConferenceDetailsActivity extends XmppActivity implements OnConvers
 	private UiCallback<Conversation> renameCallback = new UiCallback<Conversation>() {
 		@Override
 		public void success(Conversation object) {
-			runOnUiThread(new Runnable() {
-				@Override
-				public void run() {
-					Toast.makeText(ConferenceDetailsActivity.this,getString(R.string.your_nick_has_been_changed),Toast.LENGTH_SHORT).show();
-					updateView();
-				}
+			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(new Runnable() {
-				@Override
-				public void run() {
-					Toast.makeText(ConferenceDetailsActivity.this,getString(errorCode),Toast.LENGTH_SHORT).show();
-				}
-			});
+			runOnUiThread(() -> Toast.makeText(ConferenceDetailsActivity.this, getString(errorCode), Toast.LENGTH_SHORT).show());
 		}
 
 		@Override
@@ -124,30 +96,22 @@ public class ConferenceDetailsActivity extends XmppActivity implements OnConvers
 					getString(R.string.notify_never)
 			};
 			final AtomicInteger choice;
-			if (mConversation.getLongAttribute(Conversation.ATTRIBUTE_MUTED_TILL,0) == Long.MAX_VALUE) {
+			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(), new DialogInterface.OnClickListener() {
-				@Override
-				public void onClick(DialogInterface dialog, int which) {
-					choice.set(which);
-				}
-			});
+			builder.setSingleChoiceItems(choices, choice.get(), (dialog, which) -> choice.set(which));
 			builder.setNegativeButton(R.string.cancel, null);
-			builder.setPositiveButton(R.string.ok, new DialogInterface.OnClickListener() {
-				@Override
-				public void onClick(DialogInterface dialog, int 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.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();
 		}
@@ -182,34 +146,26 @@ public class ConferenceDetailsActivity extends XmppActivity implements OnConvers
 						mucOptions.nonanonymous()
 				};
 			}
-			builder.setMultiChoiceItems(options,values,new DialogInterface.OnMultiChoiceClickListener() {
-				@Override
-				public void onClick(DialogInterface dialog, int which, boolean isChecked) {
-					values[which] = isChecked;
-				}
-			});
+			builder.setMultiChoiceItems(options, values, (dialog, which, isChecked) -> values[which] = isChecked);
 			builder.setNegativeButton(R.string.cancel, null);
-			builder.setPositiveButton(R.string.confirm,new DialogInterface.OnClickListener() {
-				@Override
-				public void onClick(DialogInterface dialog, int which) {
-					if (!mucOptions.membersOnly() && values[0]) {
-						xmppConnectionService.changeAffiliationsInConference(mConversation,
-								MucOptions.Affiliation.NONE,
-								MucOptions.Affiliation.MEMBER);
-					}
-					Bundle options = new Bundle();
-					options.putString("muc#roomconfig_membersonly", values[0] ? "1" : "0");
-					if (values.length == 2) {
-						options.putString("muc#roomconfig_whois", values[1] ? "anyone" : "moderators");
-					} else if (values.length == 3) {
-						options.putString("muc#roomconfig_moderatedroom", values[1] ? "1" : "0");
-						options.putString("muc#roomconfig_whois", values[2] ? "anyone" : "moderators");
-					}
-					options.putString("muc#roomconfig_persistentroom", "1");
-					xmppConnectionService.pushConferenceConfiguration(mConversation,
-							options,
-							ConferenceDetailsActivity.this);
+			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();
 		}
@@ -218,11 +174,36 @@ public class ConferenceDetailsActivity extends XmppActivity implements OnConvers
 
 		@Override
 		public String onValueEdited(String value) {
-			xmppConnectionService.pushSubjectToConference(mConversation,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();
@@ -241,41 +222,26 @@ public class ConferenceDetailsActivity extends XmppActivity implements OnConvers
 	@Override
 	protected void onCreate(Bundle savedInstanceState) {
 		super.onCreate(savedInstanceState);
-		setContentView(R.layout.activity_muc_details);
-		mYourNick = findViewById(R.id.muc_your_nick);
-		mYourPhoto = findViewById(R.id.your_photo);
-		ImageButton mEditNickButton = findViewById(R.id.edit_nick_button);
-		mFullJid = findViewById(R.id.muc_jabberid);
-		membersView = findViewById(R.id.muc_members);
-		mAccountJid = findViewById(R.id.details_account);
-		mMucSettings = findViewById(R.id.muc_settings);
-		mMoreDetails = findViewById(R.id.muc_more_details);
-		mMoreDetails.setVisibility(View.GONE);
-		mChangeConferenceSettingsButton = findViewById(R.id.change_conference_button);
-		mChangeConferenceSettingsButton.setOnClickListener(this.mChangeConferenceSettings);
-		mInviteButton = findViewById(R.id.invite);
-		mInviteButton.setOnClickListener(inviteListener);
-		mConferenceType = findViewById(R.id.muc_conference_type);
+		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);
 		if (getSupportActionBar() != null) {
 			getSupportActionBar().setHomeButtonEnabled(true);
 			getSupportActionBar().setDisplayHomeAsUpEnabled(true);
 		}
-		mEditNickButton.setOnClickListener(v -> quickEdit(mConversation.getMucOptions().getActualNick(),
+		this.binding.editNickButton.setOnClickListener(v -> quickEdit(mConversation.getMucOptions().getActualNick(),
 				0,
 				value -> {
-					if (xmppConnectionService.renameInMuc(mConversation,value,renameCallback)) {
+					if (xmppConnectionService.renameInMuc(mConversation, value, renameCallback)) {
 						return null;
 					} else {
 						return getString(R.string.invalid_username);
 					}
 				}));
 		this.mAdvancedMode = getPreferences().getBoolean("advanced_muc_mode", false);
-		this.mConferenceInfoTable = (TableLayout) findViewById(R.id.muc_info_more);
-		this.mConferenceInfoTable.setVisibility(this.mAdvancedMode ? View.VISIBLE : View.GONE);
-		this.mConferenceInfoMam = (TextView) findViewById(R.id.muc_info_mam);
-		this.mNotifyStatusButton = (ImageButton) findViewById(R.id.notification_status_button);
-		this.mNotifyStatusButton.setOnClickListener(this.mNotifyStatusClickListener);
-		this.mNotifyStatusText = (TextView) findViewById(R.id.notification_status_text);
+		this.binding.mucInfoMore.setVisibility(this.mAdvancedMode ? View.VISIBLE : View.GONE);
+		this.binding.notificationStatusButton.setOnClickListener(this.mNotifyStatusClickListener);
 	}
 
 	@Override
@@ -317,7 +283,7 @@ public class ConferenceDetailsActivity extends XmppActivity implements OnConvers
 				menuItem.setChecked(this.mAdvancedMode);
 				getPreferences().edit().putBoolean("advanced_muc_mode", mAdvancedMode).apply();
 				final boolean online = mConversation != null && mConversation.getMucOptions().online();
-				mConferenceInfoTable.setVisibility(this.mAdvancedMode && online ? View.VISIBLE : View.GONE);
+				this.binding.mucInfoMore.setVisibility(this.mAdvancedMode && online ? View.VISIBLE : View.GONE);
 				invalidateOptionsMenu();
 				updateView();
 				break;
@@ -329,9 +295,9 @@ public class ConferenceDetailsActivity extends XmppActivity implements OnConvers
 	protected String getShareableUri(boolean http) {
 		if (mConversation != null) {
 			if (http) {
-				return "https://conversations.im/j/"+ mConversation.getJid().asBareJid().toEscapedString();
+				return "https://conversations.im/j/" + mConversation.getJid().asBareJid().toEscapedString();
 			} else {
-				return "xmpp:"+mConversation.getJid().asBareJid()+"?join";
+				return "xmpp:" + mConversation.getJid().asBareJid() + "?join";
 			}
 		} else {
 			return null;
@@ -369,7 +335,7 @@ public class ConferenceDetailsActivity extends XmppActivity implements OnConvers
 	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);
+			getMenuInflater().inflate(R.menu.muc_details_context, menu);
 			final User user = (User) tag;
 			final User self = mConversation.getMucOptions().getSelf();
 			this.mSelectedUser = user;
@@ -377,7 +343,7 @@ public class ConferenceDetailsActivity extends XmppActivity implements OnConvers
 			final Contact contact = user.getContact();
 			if (contact != null && contact.showInRoster()) {
 				name = contact.getDisplayName();
-			} else if (user.getRealJid() != null){
+			} else if (user.getRealJid() != null) {
 				name = user.getRealJid().asBareJid().toString();
 			} else {
 				name = user.getName();
@@ -441,29 +407,29 @@ public class ConferenceDetailsActivity extends XmppActivity implements OnConvers
 				startConversation(mSelectedUser);
 				return true;
 			case R.id.give_admin_privileges:
-				xmppConnectionService.changeAffiliationInConference(mConversation, jid, MucOptions.Affiliation.ADMIN,this);
+				xmppConnectionService.changeAffiliationInConference(mConversation, jid, MucOptions.Affiliation.ADMIN, this);
 				return true;
 			case R.id.give_membership:
-				xmppConnectionService.changeAffiliationInConference(mConversation, jid, MucOptions.Affiliation.MEMBER,this);
+				xmppConnectionService.changeAffiliationInConference(mConversation, jid, MucOptions.Affiliation.MEMBER, this);
 				return true;
 			case R.id.remove_membership:
-				xmppConnectionService.changeAffiliationInConference(mConversation, jid, MucOptions.Affiliation.NONE,this);
+				xmppConnectionService.changeAffiliationInConference(mConversation, jid, MucOptions.Affiliation.NONE, this);
 				return true;
 			case R.id.remove_admin_privileges:
-				xmppConnectionService.changeAffiliationInConference(mConversation, jid, MucOptions.Affiliation.MEMBER,this);
+				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);
+				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());
+					privateMsgInMuc(mConversation, mSelectedUser.getName());
 				} else {
 					Toast.makeText(this, R.string.private_messages_are_disabled, Toast.LENGTH_SHORT).show();
 				}
@@ -478,22 +444,19 @@ public class ConferenceDetailsActivity extends XmppActivity implements OnConvers
 
 	private void removeFromRoom(final User user) {
 		if (mConversation.getMucOptions().membersOnly()) {
-			xmppConnectionService.changeAffiliationInConference(mConversation,user.getRealJid(), MucOptions.Affiliation.NONE,this);
+			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,new DialogInterface.OnClickListener() {
-				@Override
-				public void onClick(DialogInterface dialog, int 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.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();
@@ -502,7 +465,7 @@ public class ConferenceDetailsActivity extends XmppActivity implements OnConvers
 
 	protected void startConversation(User user) {
 		if (user.getRealJid() != null) {
-			Conversation conversation = xmppConnectionService.findOrCreateConversation(this.mConversation.getAccount(),user.getRealJid().asBareJid(),false,true);
+			Conversation conversation = xmppConnectionService.findOrCreateConversation(this.mConversation.getAccount(), user.getRealJid().asBareJid(), false, true);
 			switchToConversation(conversation);
 		}
 	}
@@ -548,73 +511,72 @@ public class ConferenceDetailsActivity extends XmppActivity implements OnConvers
 		} else {
 			account = mConversation.getAccount().getJid().asBareJid().toString();
 		}
-		mAccountJid.setText(getString(R.string.using_account, account));
-		mYourPhoto.setImageBitmap(avatarService().get(mConversation.getAccount(), getPixel(48)));
+		this.binding.detailsAccount.setText(getString(R.string.using_account, account));
+		this.binding.yourPhoto.setImageBitmap(avatarService().get(mConversation.getAccount(), getPixel(48)));
 		setTitle(mConversation.getName());
-		mFullJid.setText(mConversation.getJid().asBareJid().toString());
-		mYourNick.setText(mucOptions.getActualNick());
-		TextView mRoleAffiliaton = (TextView) findViewById(R.id.muc_role);
+		this.binding.mucJabberid.setText(mConversation.getJid().asBareJid().toString());
+		this.binding.mucYourNick.setText(mucOptions.getActualNick());
 		if (mucOptions.online()) {
-			mMoreDetails.setVisibility(View.VISIBLE);
-			mMucSettings.setVisibility(View.VISIBLE);
-			mConferenceInfoTable.setVisibility(this.mAdvancedMode ? View.VISIBLE : View.GONE);
+			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) {
-				mRoleAffiliaton.setVisibility(View.VISIBLE);
-				mRoleAffiliaton.setText(status);
+				this.binding.mucRole.setVisibility(View.VISIBLE);
+				this.binding.mucRole.setText(status);
 			} else {
-				mRoleAffiliaton.setVisibility(View.GONE);
+				this.binding.mucRole.setVisibility(View.GONE);
 			}
 			if (mucOptions.membersOnly()) {
-				mConferenceType.setText(R.string.private_conference);
+				this.binding.mucConferenceType.setText(R.string.private_conference);
 			} else {
-				mConferenceType.setText(R.string.public_conference);
+				this.binding.mucConferenceType.setText(R.string.public_conference);
 			}
 			if (mucOptions.mamSupport()) {
-				mConferenceInfoMam.setText(R.string.server_info_available);
+				this.binding.mucInfoMam.setText(R.string.server_info_available);
 			} else {
-				mConferenceInfoMam.setText(R.string.server_info_unavailable);
+				this.binding.mucInfoMam.setText(R.string.server_info_unavailable);
 			}
 			if (self.getAffiliation().ranks(MucOptions.Affiliation.OWNER)) {
-				mChangeConferenceSettingsButton.setVisibility(View.VISIBLE);
+				this.binding.changeConferenceButton.setVisibility(View.VISIBLE);
 			} else {
-				mChangeConferenceSettingsButton.setVisibility(View.GONE);
+				this.binding.changeConferenceButton.setVisibility(View.GONE);
 			}
 		} else {
-			mMoreDetails.setVisibility(View.GONE);
-			mMucSettings.setVisibility(View.GONE);
-			mConferenceInfoTable.setVisibility(View.GONE);
+			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 = 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);
+		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);
+		long mutedTill = mConversation.getLongAttribute(Conversation.ATTRIBUTE_MUTED_TILL, 0);
 		if (mutedTill == Long.MAX_VALUE) {
-			mNotifyStatusText.setText(R.string.notify_never);
-			mNotifyStatusButton.setImageResource(ic_notifications_off);
+			this.binding.notificationStatusText.setText(R.string.notify_never);
+			this.binding.notificationStatusButton.setImageResource(ic_notifications_off);
 		} else if (System.currentTimeMillis() < mutedTill) {
-			mNotifyStatusText.setText(R.string.notify_paused);
-			mNotifyStatusButton.setImageResource(ic_notifications_paused);
+			this.binding.notificationStatusText.setText(R.string.notify_paused);
+			this.binding.notificationStatusButton.setImageResource(ic_notifications_paused);
 		} else if (mConversation.alwaysNotify()) {
-			mNotifyStatusButton.setImageResource(ic_notifications);
-			mNotifyStatusText.setText(R.string.notify_on_all_messages);
+			this.binding.notificationStatusText.setText(R.string.notify_on_all_messages);
+			this.binding.notificationStatusButton.setImageResource(ic_notifications);
 		} else {
-			mNotifyStatusButton.setImageResource(ic_notifications_none);
-			mNotifyStatusText.setText(R.string.notify_only_when_highlighted);
+			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);
-		membersView.removeAllViews();
+		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,membersView,false);
+			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());
@@ -628,24 +590,24 @@ public class ConferenceDetailsActivity extends XmppActivity implements OnConvers
 			String name = user.getName();
 			if (contact != null) {
 				binding.contactDisplayName.setText(contact.getDisplayName());
-				binding.contactJid.setText((name != null ? name+ " \u2022 " : "") + getStatus(user));
+				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);
+			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);
 			}
-			membersView.addView(binding.getRoot());
+			this.binding.mucMembers.addView(binding.getRoot());
 			if (mConversation.getMucOptions().canInvite()) {
-				mInviteButton.setVisibility(View.VISIBLE);
+				this.binding.invite.setVisibility(View.VISIBLE);
 			} else {
-				mInviteButton.setVisibility(View.GONE);
+				this.binding.invite.setVisibility(View.GONE);
 			}
 		}
 	}
@@ -680,7 +642,7 @@ public class ConferenceDetailsActivity extends XmppActivity implements OnConvers
 
 	@Override
 	public void onAffiliationChangeFailed(Jid jid, int resId) {
-		displayToast(getString(resId,jid.asBareJid().toString()));
+		displayToast(getString(resId, jid.asBareJid().toString()));
 	}
 
 	@Override
@@ -690,7 +652,7 @@ public class ConferenceDetailsActivity extends XmppActivity implements OnConvers
 
 	@Override
 	public void onRoleChangeFailed(String nick, int resId) {
-		displayToast(getString(resId,nick));
+		displayToast(getString(resId, nick));
 	}
 
 	@Override
@@ -704,42 +666,12 @@ public class ConferenceDetailsActivity extends XmppActivity implements OnConvers
 	}
 
 	private void displayToast(final String msg) {
-		runOnUiThread(() -> Toast.makeText(ConferenceDetailsActivity.this,msg,Toast.LENGTH_SHORT).show());
-	}
-
-
-	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);
-				}
-			}
-		}
+		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);
+			final Bitmap bm = avatarService().get(user, getPixel(48), true);
 			if (bm != null) {
 				cancelPotentialWork(user, imageView);
 				imageView.setImageBitmap(bm);
@@ -759,41 +691,45 @@ public class ConferenceDetailsActivity extends XmppActivity implements OnConvers
 		}
 	}
 
-	public static boolean cancelPotentialWork(User user, ImageView imageView) {
-		final BitmapWorkerTask bitmapWorkerTask = getBitmapWorkerTask(imageView);
+	static class AsyncDrawable extends BitmapDrawable {
+		private final WeakReference<BitmapWorkerTask> bitmapWorkerTaskReference;
 
-		if (bitmapWorkerTask != null) {
-			final User old = bitmapWorkerTask.o;
-			if (old == null || user != old) {
-				bitmapWorkerTask.cancel(true);
-			} else {
-				return false;
-			}
+		AsyncDrawable(Resources res, Bitmap bitmap, BitmapWorkerTask bitmapWorkerTask) {
+			super(res, bitmap);
+			bitmapWorkerTaskReference = new WeakReference<>(bitmapWorkerTask);
 		}
-		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();
-			}
+		BitmapWorkerTask getBitmapWorkerTask() {
+			return bitmapWorkerTaskReference.get();
 		}
-		return null;
 	}
 
-	static class AsyncDrawable extends BitmapDrawable {
-		private final WeakReference<BitmapWorkerTask> bitmapWorkerTaskReference;
+	class BitmapWorkerTask extends AsyncTask<User, Void, Bitmap> {
+		private final WeakReference<ImageView> imageViewReference;
+		private User o = null;
 
-		public AsyncDrawable(Resources res, Bitmap bitmap, BitmapWorkerTask bitmapWorkerTask) {
-			super(res, bitmap);
-			bitmapWorkerTaskReference = new WeakReference<>(bitmapWorkerTask);
+		private BitmapWorkerTask(ImageView imageView) {
+			imageViewReference = new WeakReference<>(imageView);
 		}
 
-		public BitmapWorkerTask getBitmapWorkerTask() {
-			return bitmapWorkerTaskReference.get();
+		@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);
+				}
+			}
 		}
 	}
 

src/main/res/layout/activity_muc_details.xml 🔗

@@ -1,230 +1,234 @@
 <?xml version="1.0" encoding="utf-8"?>
-<ScrollView xmlns:android="http://schemas.android.com/apk/res/android"
-            xmlns:app="http://schemas.android.com/apk/res-auto"
-            android:layout_width="fill_parent"
-            android:layout_height="fill_parent"
-            android:background="?attr/color_background_secondary">
+<layout xmlns:android="http://schemas.android.com/apk/res/android"
+        xmlns:app="http://schemas.android.com/apk/res-auto">
+
+    <ScrollView
 
-    <LinearLayout
-        android:id="@+id/muc_main_layout"
         android:layout_width="fill_parent"
-        android:layout_height="wrap_content"
-        android:orientation="vertical">
+        android:layout_height="fill_parent"
+        android:background="?attr/color_background_secondary">
 
-        <android.support.v7.widget.CardView
-            android:layout_width="match_parent"
+        <LinearLayout
+            android:id="@+id/muc_main_layout"
+            android:layout_width="fill_parent"
             android:layout_height="wrap_content"
-            android:layout_marginBottom="@dimen/activity_vertical_margin"
-            android:layout_marginLeft="@dimen/activity_horizontal_margin"
-            android:layout_marginRight="@dimen/activity_horizontal_margin"
-            android:layout_marginTop="@dimen/activity_vertical_margin">
+            android:orientation="vertical">
 
-            <LinearLayout
+            <android.support.v7.widget.CardView
                 android:layout_width="match_parent"
                 android:layout_height="wrap_content"
-                android:orientation="vertical"
-                android:padding="@dimen/card_padding_regular">
-
-                <TextView
-                    android:id="@+id/muc_jabberid"
-                    android:layout_width="wrap_content"
-                    android:layout_height="wrap_content"
-                    android:layout_marginBottom="16dp"
-                    android:text="@string/account_settings_example_jabber_id"
-                    android:textAppearance="@style/TextAppearance.AppCompat.Title"/>
+                android:layout_marginBottom="@dimen/activity_vertical_margin"
+                android:layout_marginLeft="@dimen/activity_horizontal_margin"
+                android:layout_marginRight="@dimen/activity_horizontal_margin"
+                android:layout_marginTop="@dimen/activity_vertical_margin">
 
-                <RelativeLayout
-                    android:layout_width="fill_parent"
+                <LinearLayout
+                    android:layout_width="match_parent"
                     android:layout_height="wrap_content"
-                    android:layout_marginBottom="32dp">
+                    android:orientation="vertical"
+                    android:padding="@dimen/card_padding_regular">
 
-                    <com.makeramen.roundedimageview.RoundedImageView
-                        android:id="@+id/your_photo"
-                        android:layout_width="48dp"
-                        android:layout_height="48dp"
-                        android:layout_alignParentLeft="true"
-                        app:riv_corner_radius="2dp"/>
+                    <TextView
+                        android:id="@+id/muc_jabberid"
+                        android:layout_width="wrap_content"
+                        android:layout_height="wrap_content"
+                        android:layout_marginBottom="16dp"
+                        android:text="@string/account_settings_example_jabber_id"
+                        android:textAppearance="@style/TextAppearance.AppCompat.Title"/>
 
-                    <LinearLayout
+                    <RelativeLayout
                         android:layout_width="fill_parent"
                         android:layout_height="wrap_content"
-                        android:layout_centerVertical="true"
-                        android:layout_toRightOf="@+id/your_photo"
-                        android:orientation="vertical"
-                        android:paddingLeft="@dimen/avatar_item_distance">
+                        android:layout_marginBottom="32dp">
 
-                        <TextView
-                            android:id="@+id/muc_your_nick"
+                        <com.makeramen.roundedimageview.RoundedImageView
+                            android:id="@+id/your_photo"
+                            android:layout_width="48dp"
+                            android:layout_height="48dp"
+                            android:layout_alignParentLeft="true"
+                            app:riv_corner_radius="2dp"/>
+
+                        <LinearLayout
+                            android:layout_width="fill_parent"
+                            android:layout_height="wrap_content"
+                            android:layout_centerVertical="true"
+                            android:layout_toRightOf="@+id/your_photo"
+                            android:orientation="vertical"
+                            android:paddingLeft="@dimen/avatar_item_distance">
+
+                            <TextView
+                                android:id="@+id/muc_your_nick"
+                                android:layout_width="wrap_content"
+                                android:layout_height="wrap_content"
+                                android:singleLine="true"
+                                android:textAppearance="@style/TextAppearance.AppCompat.Subhead"/>
+
+                            <TextView
+                                android:id="@+id/muc_role"
+                                android:layout_width="wrap_content"
+                                android:layout_height="wrap_content"
+                                android:singleLine="true"
+                                android:textAppearance="@style/TextAppearance.Conversations.Body1.Secondary"/>
+                        </LinearLayout>
+
+                        <ImageButton
+                            android:id="@+id/edit_nick_button"
                             android:layout_width="wrap_content"
                             android:layout_height="wrap_content"
-                            android:singleLine="true"
-                            android:textAppearance="@style/TextAppearance.AppCompat.Subhead"/>
+                            android:layout_alignParentRight="true"
+                            android:layout_centerVertical="true"
+                            android:alpha="?attr/icon_alpha"
+                            android:background="?attr/selectableItemBackgroundBorderless"
+                            android:padding="@dimen/image_button_padding"
+                            android:src="?attr/icon_edit_body"/>
+                    </RelativeLayout>
+
+                    <RelativeLayout
+                        android:id="@+id/muc_settings"
+                        android:layout_width="fill_parent"
+                        android:layout_height="wrap_content">
 
                         <TextView
-                            android:id="@+id/muc_role"
+                            android:id="@+id/muc_conference_type"
                             android:layout_width="wrap_content"
                             android:layout_height="wrap_content"
-                            android:singleLine="true"
-                            android:textAppearance="@style/TextAppearance.Conversations.Body1.Secondary"/>
-                    </LinearLayout>
-
-                    <ImageButton
-                        android:id="@+id/edit_nick_button"
-                        android:layout_width="wrap_content"
-                        android:layout_height="wrap_content"
-                        android:layout_alignParentRight="true"
-                        android:layout_centerVertical="true"
-                        android:alpha="?attr/icon_alpha"
-                        android:background="?attr/selectableItemBackgroundBorderless"
-                        android:padding="@dimen/image_button_padding"
-                        android:src="?attr/icon_edit_body"/>
-                </RelativeLayout>
-
-                <RelativeLayout
-                    android:id="@+id/muc_settings"
-                    android:layout_width="fill_parent"
-                    android:layout_height="wrap_content">
-
-                    <TextView
-                        android:id="@+id/muc_conference_type"
-                        android:layout_width="wrap_content"
-                        android:layout_height="wrap_content"
-                        android:layout_alignParentLeft="true"
-                        android:layout_centerVertical="true"
-                        android:layout_toLeftOf="@+id/change_conference_button"
-                        android:text="@string/private_conference"
-                        android:textAppearance="@style/TextAppearance.AppCompat.Body1"
-                        />
-
-                    <ImageButton
-                        android:id="@+id/change_conference_button"
-                        style="?android:attr/buttonStyleSmall"
-                        android:layout_width="wrap_content"
-                        android:layout_height="wrap_content"
-                        android:layout_alignParentRight="true"
-                        android:layout_centerVertical="true"
-                        android:layout_gravity="center_horizontal"
-                        android:alpha="?attr/icon_alpha"
-                        android:background="?attr/selectableItemBackgroundBorderless"
-                        android:padding="@dimen/image_button_padding"
-                        android:src="?attr/icon_settings"/>
-                </RelativeLayout>
-
-                <RelativeLayout
-                    android:layout_width="fill_parent"
-                    android:layout_height="wrap_content">
-
-                    <TextView
-                        android:id="@+id/notification_status_text"
-                        android:layout_width="wrap_content"
-                        android:layout_height="wrap_content"
-                        android:layout_alignParentLeft="true"
-                        android:layout_centerVertical="true"
-                        android:layout_toLeftOf="@+id/notification_status_button"
-                        android:text="@string/notify_on_all_messages"
-                        android:textAppearance="@style/TextAppearance.AppCompat.Body1"
-                        />
-
-                    <ImageButton
-                        android:id="@+id/notification_status_button"
-                        style="?android:attr/buttonStyleSmall"
-                        android:layout_width="wrap_content"
-                        android:layout_height="wrap_content"
-                        android:layout_alignParentRight="true"
-                        android:layout_centerVertical="true"
-                        android:layout_gravity="center_horizontal"
-                        android:alpha="?attr/icon_alpha"
-                        android:background="?attr/selectableItemBackgroundBorderless"
-                        android:padding="@dimen/image_button_padding"
-                        android:src="?attr/icon_notifications"/>
-                </RelativeLayout>
-
-                <TableLayout
-                    android:id="@+id/muc_info_more"
-                    android:layout_width="match_parent"
-                    android:layout_height="wrap_content"
-                    android:shrinkColumns="0"
-                    android:stretchColumns="1"
-                    android:visibility="gone">
-
-                    <TableRow
+                            android:layout_alignParentLeft="true"
+                            android:layout_centerVertical="true"
+                            android:layout_toLeftOf="@+id/change_conference_button"
+                            android:text="@string/private_conference"
+                            android:textAppearance="@style/TextAppearance.AppCompat.Body1"
+                            />
+
+                        <ImageButton
+                            android:id="@+id/change_conference_button"
+                            style="?android:attr/buttonStyleSmall"
+                            android:layout_width="wrap_content"
+                            android:layout_height="wrap_content"
+                            android:layout_alignParentRight="true"
+                            android:layout_centerVertical="true"
+                            android:layout_gravity="center_horizontal"
+                            android:alpha="?attr/icon_alpha"
+                            android:background="?attr/selectableItemBackgroundBorderless"
+                            android:padding="@dimen/image_button_padding"
+                            android:src="?attr/icon_settings"/>
+                    </RelativeLayout>
+
+                    <RelativeLayout
                         android:layout_width="fill_parent"
-                        android:layout_height="match_parent">
+                        android:layout_height="wrap_content">
 
                         <TextView
+                            android:id="@+id/notification_status_text"
                             android:layout_width="wrap_content"
                             android:layout_height="wrap_content"
-                            android:ellipsize="end"
-                            android:singleLine="true"
-                            android:text="@string/server_info_mam"
-                            android:textAppearance="@style/TextAppearance.AppCompat.Body1"/>
-
-                        <TextView
-                            android:id="@+id/muc_info_mam"
+                            android:layout_alignParentLeft="true"
+                            android:layout_centerVertical="true"
+                            android:layout_toLeftOf="@+id/notification_status_button"
+                            android:text="@string/notify_on_all_messages"
+                            android:textAppearance="@style/TextAppearance.AppCompat.Body1"
+                            />
+
+                        <ImageButton
+                            android:id="@+id/notification_status_button"
+                            style="?android:attr/buttonStyleSmall"
                             android:layout_width="wrap_content"
                             android:layout_height="wrap_content"
-                            android:layout_gravity="right"
-                            android:paddingLeft="4dp"
-                            android:textAppearance="@style/TextAppearance.AppCompat.Body1"/>
-                    </TableRow>
-
-                </TableLayout>
+                            android:layout_alignParentRight="true"
+                            android:layout_centerVertical="true"
+                            android:layout_gravity="center_horizontal"
+                            android:alpha="?attr/icon_alpha"
+                            android:background="?attr/selectableItemBackgroundBorderless"
+                            android:padding="@dimen/image_button_padding"
+                            android:src="?attr/icon_notifications"/>
+                    </RelativeLayout>
+
+                    <TableLayout
+                        android:id="@+id/muc_info_more"
+                        android:layout_width="match_parent"
+                        android:layout_height="wrap_content"
+                        android:shrinkColumns="0"
+                        android:stretchColumns="1"
+                        android:visibility="gone">
+
+                        <TableRow
+                            android:layout_width="fill_parent"
+                            android:layout_height="match_parent">
+
+                            <TextView
+                                android:layout_width="wrap_content"
+                                android:layout_height="wrap_content"
+                                android:ellipsize="end"
+                                android:singleLine="true"
+                                android:text="@string/server_info_mam"
+                                android:textAppearance="@style/TextAppearance.AppCompat.Body1"/>
+
+                            <TextView
+                                android:id="@+id/muc_info_mam"
+                                android:layout_width="wrap_content"
+                                android:layout_height="wrap_content"
+                                android:layout_gravity="right"
+                                android:paddingLeft="4dp"
+                                android:textAppearance="@style/TextAppearance.AppCompat.Body1"/>
+                        </TableRow>
+
+                    </TableLayout>
 
-                <TextView
-                    android:id="@+id/details_account"
-                    android:layout_width="wrap_content"
-                    android:layout_height="wrap_content"
-                    android:layout_gravity="right"
-                    android:layout_marginTop="32dp"
-                    android:text="@string/using_account"
-                    android:textAppearance="@style/TextAppearance.AppCompat.Caption"/>
-            </LinearLayout>
-        </android.support.v7.widget.CardView>
-
-        <android.support.v7.widget.CardView
-            android:id="@+id/muc_more_details"
-            android:layout_width="fill_parent"
-            android:layout_height="wrap_content"
-            android:layout_marginBottom="@dimen/activity_vertical_margin"
-            android:layout_marginLeft="@dimen/activity_horizontal_margin"
-            android:layout_marginRight="@dimen/activity_horizontal_margin"
-            android:layout_marginTop="@dimen/activity_vertical_margin">
+                    <TextView
+                        android:id="@+id/details_account"
+                        android:layout_width="wrap_content"
+                        android:layout_height="wrap_content"
+                        android:layout_gravity="right"
+                        android:layout_marginTop="32dp"
+                        android:text="@string/using_account"
+                        android:textAppearance="@style/TextAppearance.AppCompat.Caption"/>
+                </LinearLayout>
+            </android.support.v7.widget.CardView>
 
-            <LinearLayout
-                android:layout_width="match_parent"
+            <android.support.v7.widget.CardView
+                android:id="@+id/muc_more_details"
+                android:layout_width="fill_parent"
                 android:layout_height="wrap_content"
-                android:orientation="vertical">
+                android:layout_marginBottom="@dimen/activity_vertical_margin"
+                android:layout_marginLeft="@dimen/activity_horizontal_margin"
+                android:layout_marginRight="@dimen/activity_horizontal_margin"
+                android:layout_marginTop="@dimen/activity_vertical_margin">
 
                 <LinearLayout
-                    android:id="@+id/muc_members"
                     android:layout_width="match_parent"
                     android:layout_height="wrap_content"
-                    android:orientation="vertical"
-                    android:padding="@dimen/card_padding_list">
-                </LinearLayout>
-
-                <LinearLayout
-                    android:layout_width="wrap_content"
-                    android:layout_height="match_parent"
-                    android:layout_marginTop="8dp"
-                    android:orientation="horizontal"
-                    android:layout_gravity="center_horizontal">
+                    android:orientation="vertical">
 
+                    <LinearLayout
+                        android:id="@+id/muc_members"
+                        android:layout_width="match_parent"
+                        android:layout_height="wrap_content"
+                        android:orientation="vertical"
+                        android:padding="@dimen/card_padding_list">
+                    </LinearLayout>
 
-                    <Button
-                        android:id="@+id/invite"
-                        style="?android:attr/borderlessButtonStyle"
+                    <LinearLayout
                         android:layout_width="wrap_content"
-                        android:layout_height="wrap_content"
-                        android:minWidth="0dp"
-                        android:paddingLeft="16dp"
-                        android:paddingRight="16dp"
-                        android:text="@string/invite_contact"
-                        android:textColor="?attr/colorAccent"/>
+                        android:layout_height="match_parent"
+                        android:layout_gravity="center_horizontal"
+                        android:layout_marginTop="8dp"
+                        android:orientation="horizontal">
+
 
+                        <Button
+                            android:id="@+id/invite"
+                            style="?android:attr/borderlessButtonStyle"
+                            android:layout_width="wrap_content"
+                            android:layout_height="wrap_content"
+                            android:minWidth="0dp"
+                            android:paddingLeft="16dp"
+                            android:paddingRight="16dp"
+                            android:text="@string/invite_contact"
+                            android:textColor="?attr/colorAccent"/>
+
+                    </LinearLayout>
                 </LinearLayout>
-            </LinearLayout>
-        </android.support.v7.widget.CardView>
+            </android.support.v7.widget.CardView>
 
-    </LinearLayout>
-</ScrollView>
+        </LinearLayout>
+    </ScrollView>
+</layout>