Merge branch 'gradle' into development

Conflicts:
	.gitignore
	CHANGELOG.md
	README.md
	libs/MemorizingTrustManager
	libs/minidns
	libs/openpgp-api-lib

5 files changed, 914 insertions, 0 deletions

diff --git a/src/main/java/eu/siacs/conversations/ui/adapter/AccountAdapter.java b/src/main/java/eu/siacs/conversations/ui/adapter/AccountAdapter.java
new file mode 100644
index 000000000..e13b32049
--- /dev/null
+++ b/src/main/java/eu/siacs/conversations/ui/adapter/AccountAdapter.java
@@ -0,0 +1,102 @@
+package eu.siacs.conversations.ui.adapter;
+
+import java.util.List;
+
+import eu.siacs.conversations.R;
+import eu.siacs.conversations.entities.Account;
+import eu.siacs.conversations.ui.XmppActivity;
+import android.content.Context;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.ArrayAdapter;
+import android.widget.ImageView;
+import android.widget.TextView;
+
+public class AccountAdapter extends ArrayAdapter<Account> {
+
+	private XmppActivity activity;
+
+	public AccountAdapter(XmppActivity activity, List<Account> objects) {
+		super(activity, 0, objects);
+		this.activity = activity;
+	}
+
+	@Override
+	public View getView(int position, View view, ViewGroup parent) {
+		Account account = getItem(position);
+		if (view == null) {
+			LayoutInflater inflater = (LayoutInflater) getContext()
+					.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
+			view = inflater.inflate(R.layout.account_row, parent, false);
+		}
+		TextView jid = (TextView) view.findViewById(R.id.account_jid);
+		jid.setText(account.getJid());
+		TextView statusView = (TextView) view.findViewById(R.id.account_status);
+		ImageView imageView = (ImageView) view.findViewById(R.id.account_image);
+		imageView.setImageBitmap(activity.avatarService().get(account,
+				activity.getPixel(48)));
+		switch (account.getStatus()) {
+		case Account.STATUS_DISABLED:
+			statusView.setText(getContext().getString(
+					R.string.account_status_disabled));
+			statusView.setTextColor(activity.getSecondaryTextColor());
+			break;
+		case Account.STATUS_ONLINE:
+			statusView.setText(getContext().getString(
+					R.string.account_status_online));
+			statusView.setTextColor(activity.getPrimaryColor());
+			break;
+		case Account.STATUS_CONNECTING:
+			statusView.setText(getContext().getString(
+					R.string.account_status_connecting));
+			statusView.setTextColor(activity.getSecondaryTextColor());
+			break;
+		case Account.STATUS_OFFLINE:
+			statusView.setText(getContext().getString(
+					R.string.account_status_offline));
+			statusView.setTextColor(activity.getWarningTextColor());
+			break;
+		case Account.STATUS_UNAUTHORIZED:
+			statusView.setText(getContext().getString(
+					R.string.account_status_unauthorized));
+			statusView.setTextColor(activity.getWarningTextColor());
+			break;
+		case Account.STATUS_SERVER_NOT_FOUND:
+			statusView.setText(getContext().getString(
+					R.string.account_status_not_found));
+			statusView.setTextColor(activity.getWarningTextColor());
+			break;
+		case Account.STATUS_NO_INTERNET:
+			statusView.setText(getContext().getString(
+					R.string.account_status_no_internet));
+			statusView.setTextColor(activity.getWarningTextColor());
+			break;
+		case Account.STATUS_REGISTRATION_FAILED:
+			statusView.setText(getContext().getString(
+					R.string.account_status_regis_fail));
+			statusView.setTextColor(activity.getWarningTextColor());
+			break;
+		case Account.STATUS_REGISTRATION_CONFLICT:
+			statusView.setText(getContext().getString(
+					R.string.account_status_regis_conflict));
+			statusView.setTextColor(activity.getWarningTextColor());
+			break;
+		case Account.STATUS_REGISTRATION_SUCCESSFULL:
+			statusView.setText(getContext().getString(
+					R.string.account_status_regis_success));
+			statusView.setTextColor(activity.getSecondaryTextColor());
+			break;
+		case Account.STATUS_REGISTRATION_NOT_SUPPORTED:
+			statusView.setText(getContext().getString(
+					R.string.account_status_regis_not_sup));
+			statusView.setTextColor(activity.getWarningTextColor());
+			break;
+		default:
+			statusView.setText("");
+			break;
+		}
+
+		return view;
+	}
+}
diff --git a/src/main/java/eu/siacs/conversations/ui/adapter/ConversationAdapter.java b/src/main/java/eu/siacs/conversations/ui/adapter/ConversationAdapter.java
new file mode 100644
index 000000000..b5c20dc5d
--- /dev/null
+++ b/src/main/java/eu/siacs/conversations/ui/adapter/ConversationAdapter.java
@@ -0,0 +1,139 @@
+package eu.siacs.conversations.ui.adapter;
+
+import java.util.List;
+
+import eu.siacs.conversations.Config;
+import eu.siacs.conversations.R;
+import eu.siacs.conversations.entities.Conversation;
+import eu.siacs.conversations.entities.Downloadable;
+import eu.siacs.conversations.entities.Message;
+import eu.siacs.conversations.ui.ConversationActivity;
+import eu.siacs.conversations.ui.XmppActivity;
+import eu.siacs.conversations.utils.UIHelper;
+import android.content.Context;
+import android.graphics.Color;
+import android.graphics.Typeface;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.ArrayAdapter;
+import android.widget.ImageView;
+import android.widget.TextView;
+
+public class ConversationAdapter extends ArrayAdapter<Conversation> {
+
+	private XmppActivity activity;
+
+	public ConversationAdapter(XmppActivity activity,
+			List<Conversation> conversations) {
+		super(activity, 0, conversations);
+		this.activity = activity;
+	}
+
+	@Override
+	public View getView(int position, View view, ViewGroup parent) {
+		if (view == null) {
+			LayoutInflater inflater = (LayoutInflater) activity
+					.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
+			view = inflater.inflate(R.layout.conversation_list_row,
+					parent, false);
+		}
+		Conversation conversation = getItem(position);
+		if (this.activity instanceof ConversationActivity) {
+			ConversationActivity activity = (ConversationActivity) this.activity;
+			if (!activity.isConversationsOverviewHideable()) {
+				if (conversation == activity.getSelectedConversation()) {
+					view.setBackgroundColor(activity
+							.getSecondaryBackgroundColor());
+				} else {
+					view.setBackgroundColor(Color.TRANSPARENT);
+				}
+			} else {
+				view.setBackgroundColor(Color.TRANSPARENT);
+			}
+		}
+		TextView convName = (TextView) view
+				.findViewById(R.id.conversation_name);
+		if (conversation.getMode() == Conversation.MODE_SINGLE
+				|| activity.useSubjectToIdentifyConference()) {
+			convName.setText(conversation.getName());
+		} else {
+			convName.setText(conversation.getContactJid().split("/")[0]);
+		}
+		TextView mLastMessage = (TextView) view
+				.findViewById(R.id.conversation_lastmsg);
+		TextView mTimestamp = (TextView) view
+				.findViewById(R.id.conversation_lastupdate);
+		ImageView imagePreview = (ImageView) view
+				.findViewById(R.id.conversation_lastimage);
+
+		Message message = conversation.getLatestMessage();
+
+		if (!conversation.isRead()) {
+			convName.setTypeface(null, Typeface.BOLD);
+		} else {
+			convName.setTypeface(null, Typeface.NORMAL);
+		}
+
+		if (message.getType() == Message.TYPE_IMAGE
+				|| message.getDownloadable() != null) {
+			Downloadable d = message.getDownloadable();
+			if (conversation.isRead()) {
+				mLastMessage.setTypeface(null, Typeface.ITALIC);
+			} else {
+				mLastMessage.setTypeface(null, Typeface.BOLD_ITALIC);
+			}
+			if (d != null) {
+				mLastMessage.setVisibility(View.VISIBLE);
+				imagePreview.setVisibility(View.GONE);
+				if (d.getStatus() == Downloadable.STATUS_CHECKING) {
+					mLastMessage.setText(R.string.checking_image);
+				} else if (d.getStatus() == Downloadable.STATUS_DOWNLOADING) {
+					mLastMessage.setText(R.string.receiving_image);
+				} else if (d.getStatus() == Downloadable.STATUS_OFFER) {
+					mLastMessage.setText(R.string.image_offered_for_download);
+				} else if (d.getStatus() == Downloadable.STATUS_OFFER_CHECK_FILESIZE) {
+					mLastMessage.setText(R.string.image_offered_for_download);
+				} else if (d.getStatus() == Downloadable.STATUS_DELETED) {
+					mLastMessage.setText(R.string.image_file_deleted);
+				} else {
+					mLastMessage.setText("");
+				}
+			} else if (message.getEncryption() == Message.ENCRYPTION_PGP) {
+				imagePreview.setVisibility(View.GONE);
+				mLastMessage.setVisibility(View.VISIBLE);
+				mLastMessage.setText(R.string.encrypted_message_received);
+			} else {
+				mLastMessage.setVisibility(View.GONE);
+				imagePreview.setVisibility(View.VISIBLE);
+				activity.loadBitmap(message, imagePreview);
+			}
+		} else {
+			if ((message.getEncryption() != Message.ENCRYPTION_PGP)
+					&& (message.getEncryption() != Message.ENCRYPTION_DECRYPTION_FAILED)) {
+				String body = Config.PARSE_EMOTICONS ? UIHelper
+						.transformAsciiEmoticons(message.getBody()) : message
+						.getBody();
+				mLastMessage.setText(body);
+			} else {
+				mLastMessage.setText(R.string.encrypted_message_received);
+			}
+			if (!conversation.isRead()) {
+				mLastMessage.setTypeface(null, Typeface.BOLD);
+			} else {
+				mLastMessage.setTypeface(null, Typeface.NORMAL);
+			}
+			mLastMessage.setVisibility(View.VISIBLE);
+			imagePreview.setVisibility(View.GONE);
+		}
+		mTimestamp.setText(UIHelper.readableTimeDifference(getContext(),
+				conversation.getLatestMessage().getTimeSent()));
+
+		ImageView profilePicture = (ImageView) view
+				.findViewById(R.id.conversation_image);
+		profilePicture.setImageBitmap(activity.avatarService().get(
+				conversation, activity.getPixel(56)));
+
+		return view;
+	}
+}
diff --git a/src/main/java/eu/siacs/conversations/ui/adapter/KnownHostsAdapter.java b/src/main/java/eu/siacs/conversations/ui/adapter/KnownHostsAdapter.java
new file mode 100644
index 000000000..143dfda12
--- /dev/null
+++ b/src/main/java/eu/siacs/conversations/ui/adapter/KnownHostsAdapter.java
@@ -0,0 +1,74 @@
+package eu.siacs.conversations.ui.adapter;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Locale;
+
+import android.content.Context;
+import android.widget.ArrayAdapter;
+import android.widget.Filter;
+
+public class KnownHostsAdapter extends ArrayAdapter<String> {
+	private ArrayList<String> domains;
+	private Filter domainFilter = new Filter() {
+
+		@Override
+		protected FilterResults performFiltering(CharSequence constraint) {
+			if (constraint != null) {
+				ArrayList<String> suggestions = new ArrayList<String>();
+				final String[] split = constraint.toString().split("@");
+				if (split.length == 1) {
+					for (String domain : domains) {
+						suggestions.add(split[0].toLowerCase(Locale
+								.getDefault()) + "@" + domain);
+					}
+				} else if (split.length == 2) {
+					for (String domain : domains) {
+						if (domain.contentEquals(split[1])) {
+							suggestions.clear();
+							break;
+						} else if (domain.contains(split[1])) {
+							suggestions.add(split[0].toLowerCase(Locale
+									.getDefault()) + "@" + domain);
+						}
+					}
+				} else {
+					return new FilterResults();
+				}
+				FilterResults filterResults = new FilterResults();
+				filterResults.values = suggestions;
+				filterResults.count = suggestions.size();
+				return filterResults;
+			} else {
+				return new FilterResults();
+			}
+		}
+
+		@Override
+		protected void publishResults(CharSequence constraint,
+				FilterResults results) {
+			ArrayList filteredList = (ArrayList) results.values;
+			if (results != null && results.count > 0) {
+				clear();
+				for (Object c : filteredList) {
+					add((String) c);
+				}
+				notifyDataSetChanged();
+			}
+		}
+	};
+
+	public KnownHostsAdapter(Context context, int viewResourceId,
+			List<String> mKnownHosts) {
+		super(context, viewResourceId, mKnownHosts);
+		domains = new ArrayList<String>(mKnownHosts.size());
+		for (String domain : mKnownHosts) {
+			domains.add(new String(domain));
+		}
+	}
+
+	@Override
+	public Filter getFilter() {
+		return domainFilter;
+	}
+}
diff --git a/src/main/java/eu/siacs/conversations/ui/adapter/ListItemAdapter.java b/src/main/java/eu/siacs/conversations/ui/adapter/ListItemAdapter.java
new file mode 100644
index 000000000..efc6b4d95
--- /dev/null
+++ b/src/main/java/eu/siacs/conversations/ui/adapter/ListItemAdapter.java
@@ -0,0 +1,44 @@
+package eu.siacs.conversations.ui.adapter;
+
+import java.util.List;
+
+import eu.siacs.conversations.R;
+import eu.siacs.conversations.entities.ListItem;
+import eu.siacs.conversations.ui.XmppActivity;
+import android.content.Context;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.ArrayAdapter;
+import android.widget.ImageView;
+import android.widget.TextView;
+
+public class ListItemAdapter extends ArrayAdapter<ListItem> {
+
+	protected XmppActivity activity;
+
+	public ListItemAdapter(XmppActivity activity, List<ListItem> objects) {
+		super(activity, 0, objects);
+		this.activity = activity;
+	}
+
+	@Override
+	public View getView(int position, View view, ViewGroup parent) {
+		LayoutInflater inflater = (LayoutInflater) getContext()
+				.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
+		ListItem item = getItem(position);
+		if (view == null) {
+			view = inflater.inflate(R.layout.contact, parent, false);
+		}
+		TextView name = (TextView) view.findViewById(R.id.contact_display_name);
+		TextView jid = (TextView) view.findViewById(R.id.contact_jid);
+		ImageView picture = (ImageView) view.findViewById(R.id.contact_photo);
+
+		jid.setText(item.getJid());
+		name.setText(item.getDisplayName());
+		picture.setImageBitmap(activity.avatarService().get(item,
+				activity.getPixel(48)));
+		return view;
+	}
+
+}
diff --git a/src/main/java/eu/siacs/conversations/ui/adapter/MessageAdapter.java b/src/main/java/eu/siacs/conversations/ui/adapter/MessageAdapter.java
new file mode 100644
index 000000000..a24f90d7b
--- /dev/null
+++ b/src/main/java/eu/siacs/conversations/ui/adapter/MessageAdapter.java
@@ -0,0 +1,555 @@
+package eu.siacs.conversations.ui.adapter;
+
+import java.util.List;
+
+import eu.siacs.conversations.Config;
+import eu.siacs.conversations.R;
+import eu.siacs.conversations.entities.Contact;
+import eu.siacs.conversations.entities.Conversation;
+import eu.siacs.conversations.entities.Downloadable;
+import eu.siacs.conversations.entities.Message;
+import eu.siacs.conversations.entities.Message.ImageParams;
+import eu.siacs.conversations.ui.ConversationActivity;
+import eu.siacs.conversations.utils.UIHelper;
+import android.content.Intent;
+import android.graphics.Typeface;
+import android.text.Spannable;
+import android.text.SpannableString;
+import android.text.style.ForegroundColorSpan;
+import android.text.style.StyleSpan;
+import android.util.DisplayMetrics;
+import android.view.View;
+import android.view.ViewGroup;
+import android.view.View.OnClickListener;
+import android.view.View.OnLongClickListener;
+import android.widget.ArrayAdapter;
+import android.widget.Button;
+import android.widget.ImageView;
+import android.widget.LinearLayout;
+import android.widget.TextView;
+import android.widget.Toast;
+
+public class MessageAdapter extends ArrayAdapter<Message> {
+
+	private static final int SENT = 0;
+	private static final int RECEIVED = 1;
+	private static final int STATUS = 2;
+	private static final int NULL = 3;
+
+	private ConversationActivity activity;
+
+	private DisplayMetrics metrics;
+
+	private OnContactPictureClicked mOnContactPictureClickedListener;
+	private OnContactPictureLongClicked mOnContactPictureLongClickedListener;
+
+	private OnLongClickListener openContextMenu = new OnLongClickListener() {
+		
+		@Override
+		public boolean onLongClick(View v) {
+			v.showContextMenu();
+			return true;
+		}
+	};
+	
+	public MessageAdapter(ConversationActivity activity, List<Message> messages) {
+		super(activity, 0, messages);
+		this.activity = activity;
+		metrics = getContext().getResources().getDisplayMetrics();
+	}
+
+	public void setOnContactPictureClicked(OnContactPictureClicked listener) {
+		this.mOnContactPictureClickedListener = listener;
+	}
+
+	public void setOnContactPictureLongClicked(
+			OnContactPictureLongClicked listener) {
+		this.mOnContactPictureLongClickedListener = listener;
+	}
+
+	@Override
+	public int getViewTypeCount() {
+		return 4;
+	}
+
+	@Override
+	public int getItemViewType(int position) {
+		if (getItem(position).wasMergedIntoPrevious()) {
+			return NULL;
+		} else if (getItem(position).getType() == Message.TYPE_STATUS) {
+			return STATUS;
+		} else if (getItem(position).getStatus() <= Message.STATUS_RECEIVED) {
+			return RECEIVED;
+		} else {
+			return SENT;
+		}
+	}
+
+	private void displayStatus(ViewHolder viewHolder, Message message) {
+		String filesize = null;
+		String info = null;
+		boolean error = false;
+		if (viewHolder.indicatorReceived != null) {
+			viewHolder.indicatorReceived.setVisibility(View.GONE);
+		}
+		boolean multiReceived = message.getConversation().getMode() == Conversation.MODE_MULTI
+				&& message.getMergedStatus() <= Message.STATUS_RECEIVED;
+		if (message.getType() == Message.TYPE_IMAGE
+				|| message.getDownloadable() != null) {
+			ImageParams params = message.getImageParams();
+			if (params.size != 0) {
+				filesize = params.size / 1024 + " KB";
+			}
+			if (message.getDownloadable() != null && message.getDownloadable().getStatus() == Downloadable.STATUS_FAILED) {
+				error = true;
+			}
+		}
+		switch (message.getMergedStatus()) {
+		case Message.STATUS_WAITING:
+			info = getContext().getString(R.string.waiting);
+			break;
+		case Message.STATUS_UNSEND:
+			info = getContext().getString(R.string.sending);
+			break;
+		case Message.STATUS_OFFERED:
+			info = getContext().getString(R.string.offering);
+			break;
+		case Message.STATUS_SEND_RECEIVED:
+			if (activity.indicateReceived()) {
+				viewHolder.indicatorReceived.setVisibility(View.VISIBLE);
+			}
+			break;
+		case Message.STATUS_SEND_DISPLAYED:
+			if (activity.indicateReceived()) {
+				viewHolder.indicatorReceived.setVisibility(View.VISIBLE);
+			}
+			break;
+		case Message.STATUS_SEND_FAILED:
+			info = getContext().getString(R.string.send_failed);
+			error = true;
+			break;
+		default:
+			if (multiReceived) {
+				Contact contact = message.getContact();
+				if (contact != null) {
+					info = contact.getDisplayName();
+				} else {
+					if (message.getPresence() != null) {
+						info = message.getPresence();
+					} else {
+						info = message.getCounterpart();
+					}
+				}
+			}
+			break;
+		}
+		if (error) {
+			viewHolder.time.setTextColor(activity.getWarningTextColor());
+		} else {
+			viewHolder.time.setTextColor(activity.getSecondaryTextColor());
+		}
+		if (message.getEncryption() == Message.ENCRYPTION_NONE) {
+			viewHolder.indicator.setVisibility(View.GONE);
+		} else {
+			viewHolder.indicator.setVisibility(View.VISIBLE);
+		}
+
+		String formatedTime = UIHelper.readableTimeDifferenceFull(getContext(),
+				message.getMergedTimeSent());
+		if (message.getStatus() <= Message.STATUS_RECEIVED) {
+			if ((filesize != null) && (info != null)) {
+				viewHolder.time.setText(filesize + " \u00B7 " + info);
+			} else if ((filesize == null) && (info != null)) {
+				viewHolder.time.setText(formatedTime + " \u00B7 " + info);
+			} else if ((filesize != null) && (info == null)) {
+				viewHolder.time.setText(formatedTime + " \u00B7 " + filesize);
+			} else {
+				viewHolder.time.setText(formatedTime);
+			}
+		} else {
+			if ((filesize != null) && (info != null)) {
+				viewHolder.time.setText(filesize + " \u00B7 " + info);
+			} else if ((filesize == null) && (info != null)) {
+				if (error) {
+					viewHolder.time.setText(info + " \u00B7 " + formatedTime);
+				} else {
+					viewHolder.time.setText(info);
+				}
+			} else if ((filesize != null) && (info == null)) {
+				viewHolder.time.setText(filesize + " \u00B7 " + formatedTime);
+			} else {
+				viewHolder.time.setText(formatedTime);
+			}
+		}
+	}
+
+	private void displayInfoMessage(ViewHolder viewHolder, int r) {
+		if (viewHolder.download_button != null) {
+			viewHolder.download_button.setVisibility(View.GONE);
+		}
+		viewHolder.image.setVisibility(View.GONE);
+		viewHolder.messageBody.setVisibility(View.VISIBLE);
+		viewHolder.messageBody.setText(getContext().getString(r));
+		viewHolder.messageBody.setTextColor(activity.getSecondaryTextColor());
+		viewHolder.messageBody.setTypeface(null, Typeface.ITALIC);
+		viewHolder.messageBody.setTextIsSelectable(false);
+	}
+
+	private void displayDecryptionFailed(ViewHolder viewHolder) {
+		if (viewHolder.download_button != null) {
+			viewHolder.download_button.setVisibility(View.GONE);
+		}
+		viewHolder.image.setVisibility(View.GONE);
+		viewHolder.messageBody.setVisibility(View.VISIBLE);
+		viewHolder.messageBody.setText(getContext().getString(
+				R.string.decryption_failed));
+		viewHolder.messageBody.setTextColor(activity.getWarningTextColor());
+		viewHolder.messageBody.setTypeface(null, Typeface.NORMAL);
+		viewHolder.messageBody.setTextIsSelectable(false);
+	}
+
+	private void displayTextMessage(ViewHolder viewHolder, Message message) {
+		if (viewHolder.download_button != null) {
+			viewHolder.download_button.setVisibility(View.GONE);
+		}
+		viewHolder.image.setVisibility(View.GONE);
+		viewHolder.messageBody.setVisibility(View.VISIBLE);
+		if (message.getBody() != null) {
+			if (message.getType() != Message.TYPE_PRIVATE) {
+				String body = Config.PARSE_EMOTICONS ? UIHelper
+						.transformAsciiEmoticons(message.getMergedBody())
+						: message.getMergedBody();
+				viewHolder.messageBody.setText(body);
+			} else {
+				String privateMarker;
+				if (message.getStatus() <= Message.STATUS_RECEIVED) {
+					privateMarker = activity
+							.getString(R.string.private_message);
+				} else {
+					String to;
+					if (message.getPresence() != null) {
+						to = message.getPresence();
+					} else {
+						to = message.getCounterpart();
+					}
+					privateMarker = activity.getString(
+							R.string.private_message_to, to);
+				}
+				SpannableString span = new SpannableString(privateMarker + " "
+						+ message.getBody());
+				span.setSpan(
+						new ForegroundColorSpan(activity
+								.getSecondaryTextColor()), 0, privateMarker
+								.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
+				span.setSpan(new StyleSpan(android.graphics.Typeface.BOLD), 0,
+						privateMarker.length(),
+						Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
+				viewHolder.messageBody.setText(span);
+			}
+		} else {
+			viewHolder.messageBody.setText("");
+		}
+		viewHolder.messageBody.setTextColor(activity.getPrimaryTextColor());
+		viewHolder.messageBody.setTypeface(null, Typeface.NORMAL);
+		viewHolder.messageBody.setTextIsSelectable(true);
+	}
+
+	private void displayDownloadableMessage(ViewHolder viewHolder,
+			final Message message, int resid) {
+		viewHolder.image.setVisibility(View.GONE);
+		viewHolder.messageBody.setVisibility(View.GONE);
+		viewHolder.download_button.setVisibility(View.VISIBLE);
+		viewHolder.download_button.setText(resid);
+		viewHolder.download_button.setOnClickListener(new OnClickListener() {
+
+			@Override
+			public void onClick(View v) {
+				startDonwloadable(message);
+			}
+		});
+		viewHolder.download_button.setOnLongClickListener(openContextMenu);
+	}
+
+	private void displayImageMessage(ViewHolder viewHolder,
+			final Message message) {
+		if (viewHolder.download_button != null) {
+			viewHolder.download_button.setVisibility(View.GONE);
+		}
+		viewHolder.messageBody.setVisibility(View.GONE);
+		viewHolder.image.setVisibility(View.VISIBLE);
+		ImageParams params = message.getImageParams();
+		double target = metrics.density * 288;
+		int scalledW;
+		int scalledH;
+		if (params.width <= params.height) {
+			scalledW = (int) (params.width / ((double) params.height / target));
+			scalledH = (int) target;
+		} else {
+			scalledW = (int) target;
+			scalledH = (int) (params.height / ((double) params.width / target));
+		}
+		viewHolder.image.setLayoutParams(new LinearLayout.LayoutParams(
+				scalledW, scalledH));
+		activity.loadBitmap(message, viewHolder.image);
+		viewHolder.image.setOnClickListener(new OnClickListener() {
+
+			@Override
+			public void onClick(View v) {
+				Intent intent = new Intent(Intent.ACTION_VIEW);
+				intent.setDataAndType(activity.xmppConnectionService
+						.getFileBackend().getJingleFileUri(message), "image/*");
+				getContext().startActivity(intent);
+			}
+		});
+		viewHolder.image.setOnLongClickListener(openContextMenu);
+	}
+
+	@Override
+	public View getView(int position, View view, ViewGroup parent) {
+		final Message item = getItem(position);
+		int type = getItemViewType(position);
+		ViewHolder viewHolder;
+		if (view == null) {
+			viewHolder = new ViewHolder();
+			switch (type) {
+			case NULL:
+				view = activity.getLayoutInflater().inflate(
+						R.layout.message_null, parent, false);
+				break;
+			case SENT:
+				view = activity.getLayoutInflater().inflate(
+						R.layout.message_sent, parent, false);
+				viewHolder.message_box = (LinearLayout) view
+						.findViewById(R.id.message_box);
+				viewHolder.contact_picture = (ImageView) view
+						.findViewById(R.id.message_photo);
+				viewHolder.contact_picture.setImageBitmap(activity
+						.avatarService().get(
+								item.getConversation().getAccount(),
+								activity.getPixel(48)));
+				viewHolder.download_button = (Button) view
+						.findViewById(R.id.download_button);
+				viewHolder.indicator = (ImageView) view
+						.findViewById(R.id.security_indicator);
+				viewHolder.image = (ImageView) view
+						.findViewById(R.id.message_image);
+				viewHolder.messageBody = (TextView) view
+						.findViewById(R.id.message_body);
+				viewHolder.time = (TextView) view
+						.findViewById(R.id.message_time);
+				viewHolder.indicatorReceived = (ImageView) view
+						.findViewById(R.id.indicator_received);
+				view.setTag(viewHolder);
+				break;
+			case RECEIVED:
+				view = activity.getLayoutInflater().inflate(
+						R.layout.message_received, parent, false);
+				viewHolder.message_box = (LinearLayout) view
+						.findViewById(R.id.message_box);
+				viewHolder.contact_picture = (ImageView) view
+						.findViewById(R.id.message_photo);
+				viewHolder.download_button = (Button) view
+						.findViewById(R.id.download_button);
+				if (item.getConversation().getMode() == Conversation.MODE_SINGLE) {
+					viewHolder.contact_picture.setImageBitmap(activity
+							.avatarService().get(item.getContact(),
+									activity.getPixel(48)));
+				}
+				viewHolder.indicator = (ImageView) view
+						.findViewById(R.id.security_indicator);
+				viewHolder.image = (ImageView) view
+						.findViewById(R.id.message_image);
+				viewHolder.messageBody = (TextView) view
+						.findViewById(R.id.message_body);
+				viewHolder.time = (TextView) view
+						.findViewById(R.id.message_time);
+				view.setTag(viewHolder);
+				break;
+			case STATUS:
+				view = activity.getLayoutInflater().inflate(
+						R.layout.message_status, parent, false);
+				viewHolder.contact_picture = (ImageView) view
+						.findViewById(R.id.message_photo);
+				if (item.getConversation().getMode() == Conversation.MODE_SINGLE) {
+
+					viewHolder.contact_picture.setImageBitmap(activity
+							.avatarService().get(
+									item.getConversation().getContact(),
+									activity.getPixel(32)));
+					viewHolder.contact_picture.setAlpha(0.5f);
+					viewHolder.contact_picture
+							.setOnClickListener(new OnClickListener() {
+
+								@Override
+								public void onClick(View v) {
+									String name = item.getConversation()
+											.getName();
+									String read = getContext()
+											.getString(
+													R.string.contact_has_read_up_to_this_point,
+													name);
+									Toast.makeText(getContext(), read,
+											Toast.LENGTH_SHORT).show();
+								}
+							});
+
+				}
+				break;
+			default:
+				viewHolder = null;
+				break;
+			}
+		} else {
+			viewHolder = (ViewHolder) view.getTag();
+		}
+
+		if (type == STATUS) {
+			return view;
+		}
+		if (type == NULL) {
+			if (position == getCount() - 1) {
+				view.getLayoutParams().height = 1;
+			} else {
+				view.getLayoutParams().height = 0;
+
+			}
+			view.setLayoutParams(view.getLayoutParams());
+			return view;
+		}
+
+		if (viewHolder.contact_picture != null) {
+			viewHolder.contact_picture
+					.setOnClickListener(new OnClickListener() {
+
+						@Override
+						public void onClick(View v) {
+							if (MessageAdapter.this.mOnContactPictureClickedListener != null) {
+								MessageAdapter.this.mOnContactPictureClickedListener
+										.onContactPictureClicked(item);
+								;
+							}
+
+						}
+					});
+			viewHolder.contact_picture
+					.setOnLongClickListener(new OnLongClickListener() {
+
+						@Override
+						public boolean onLongClick(View v) {
+							if (MessageAdapter.this.mOnContactPictureLongClickedListener != null) {
+								MessageAdapter.this.mOnContactPictureLongClickedListener
+										.onContactPictureLongClicked(item);
+								return true;
+							} else {
+								return false;
+							}
+						}
+					});
+		}
+
+		if (type == RECEIVED) {
+			if (item.getConversation().getMode() == Conversation.MODE_MULTI) {
+				Contact contact = item.getContact();
+				if (contact != null) {
+					viewHolder.contact_picture.setImageBitmap(activity
+							.avatarService()
+							.get(contact, activity.getPixel(48)));
+				} else {
+					String name = item.getPresence();
+					if (name == null) {
+						name = item.getCounterpart();
+					}
+					viewHolder.contact_picture.setImageBitmap(activity
+							.avatarService().get(name, activity.getPixel(48)));
+				}
+			}
+		}
+
+		if (item.getType() == Message.TYPE_IMAGE
+				|| item.getDownloadable() != null) {
+			Downloadable d = item.getDownloadable();
+			if (d != null && d.getStatus() == Downloadable.STATUS_DOWNLOADING) {
+				displayInfoMessage(viewHolder, R.string.receiving_image);
+			} else if (d != null
+					&& d.getStatus() == Downloadable.STATUS_CHECKING) {
+				displayInfoMessage(viewHolder, R.string.checking_image);
+			} else if (d != null
+					&& d.getStatus() == Downloadable.STATUS_DELETED) {
+				displayInfoMessage(viewHolder, R.string.image_file_deleted);
+			} else if (d != null && d.getStatus() == Downloadable.STATUS_OFFER) {
+				displayDownloadableMessage(viewHolder, item,
+						R.string.download_image);
+			} else if (d != null
+					&& d.getStatus() == Downloadable.STATUS_OFFER_CHECK_FILESIZE) {
+				displayDownloadableMessage(viewHolder, item,
+						R.string.check_image_filesize);
+			} else if (d != null && d.getStatus() == Downloadable.STATUS_FAILED) {
+				displayInfoMessage(viewHolder, R.string.image_transmission_failed);
+			} else if ((item.getEncryption() == Message.ENCRYPTION_DECRYPTED)
+					|| (item.getEncryption() == Message.ENCRYPTION_NONE)
+					|| (item.getEncryption() == Message.ENCRYPTION_OTR)) {
+				displayImageMessage(viewHolder, item);
+			} else if (item.getEncryption() == Message.ENCRYPTION_PGP) {
+				displayInfoMessage(viewHolder, R.string.encrypted_message);
+			} else {
+				displayDecryptionFailed(viewHolder);
+			}
+		} else {
+			if (item.getEncryption() == Message.ENCRYPTION_PGP) {
+				if (activity.hasPgp()) {
+					displayInfoMessage(viewHolder, R.string.encrypted_message);
+				} else {
+					displayInfoMessage(viewHolder,
+							R.string.install_openkeychain);
+					viewHolder.message_box
+							.setOnClickListener(new OnClickListener() {
+
+								@Override
+								public void onClick(View v) {
+									activity.showInstallPgpDialog();
+								}
+							});
+				}
+			} else if (item.getEncryption() == Message.ENCRYPTION_DECRYPTION_FAILED) {
+				displayDecryptionFailed(viewHolder);
+			} else {
+				displayTextMessage(viewHolder, item);
+			}
+		}
+
+		displayStatus(viewHolder, item);
+
+		return view;
+	}
+
+	public void startDonwloadable(Message message) {
+		Downloadable downloadable = message.getDownloadable();
+		if (downloadable != null) {
+			if (!downloadable.start()) {
+				Toast.makeText(activity, R.string.not_connected_try_again,
+						Toast.LENGTH_SHORT).show();
+			}
+		}
+	}
+
+	private static class ViewHolder {
+
+		protected LinearLayout message_box;
+		protected Button download_button;
+		protected ImageView image;
+		protected ImageView indicator;
+		protected ImageView indicatorReceived;
+		protected TextView time;
+		protected TextView messageBody;
+		protected ImageView contact_picture;
+
+	}
+
+	public interface OnContactPictureClicked {
+		public void onContactPictureClicked(Message message);
+	}
+
+	public interface OnContactPictureLongClicked {
+		public void onContactPictureLongClicked(Message message);
+	}
+}