MessageAdapter.java

  1package eu.siacs.conversations.ui.adapter;
  2
  3import android.content.Intent;
  4import android.content.pm.PackageManager;
  5import android.content.pm.ResolveInfo;
  6import android.graphics.Typeface;
  7import android.net.Uri;
  8import android.text.Spannable;
  9import android.text.SpannableString;
 10import android.text.Spanned;
 11import android.text.style.ForegroundColorSpan;
 12import android.text.style.RelativeSizeSpan;
 13import android.text.style.StyleSpan;
 14import android.util.DisplayMetrics;
 15import android.view.View;
 16import android.view.View.OnClickListener;
 17import android.view.View.OnLongClickListener;
 18import android.view.ViewGroup;
 19import android.widget.ArrayAdapter;
 20import android.widget.Button;
 21import android.widget.ImageView;
 22import android.widget.LinearLayout;
 23import android.widget.TextView;
 24import android.widget.Toast;
 25
 26import java.util.List;
 27
 28import eu.siacs.conversations.R;
 29import eu.siacs.conversations.crypto.axolotl.XmppAxolotlSession;
 30import eu.siacs.conversations.entities.Account;
 31import eu.siacs.conversations.entities.Contact;
 32import eu.siacs.conversations.entities.Conversation;
 33import eu.siacs.conversations.entities.DownloadableFile;
 34import eu.siacs.conversations.entities.Message;
 35import eu.siacs.conversations.entities.Message.FileParams;
 36import eu.siacs.conversations.entities.Transferable;
 37import eu.siacs.conversations.ui.ConversationActivity;
 38import eu.siacs.conversations.utils.GeoHelper;
 39import eu.siacs.conversations.utils.UIHelper;
 40
 41public class MessageAdapter extends ArrayAdapter<Message> {
 42
 43	private static final int SENT = 0;
 44	private static final int RECEIVED = 1;
 45	private static final int STATUS = 2;
 46
 47	private ConversationActivity activity;
 48
 49	private DisplayMetrics metrics;
 50
 51	private OnContactPictureClicked mOnContactPictureClickedListener;
 52	private OnContactPictureLongClicked mOnContactPictureLongClickedListener;
 53
 54	private OnLongClickListener openContextMenu = new OnLongClickListener() {
 55
 56		@Override
 57		public boolean onLongClick(View v) {
 58			v.showContextMenu();
 59			return true;
 60		}
 61	};
 62	private boolean mIndicateReceived = false;
 63	private boolean mUseWhiteBackground = false;
 64
 65	public MessageAdapter(ConversationActivity activity, List<Message> messages) {
 66		super(activity, 0, messages);
 67		this.activity = activity;
 68		metrics = getContext().getResources().getDisplayMetrics();
 69		updatePreferences();
 70	}
 71
 72	public void setOnContactPictureClicked(OnContactPictureClicked listener) {
 73		this.mOnContactPictureClickedListener = listener;
 74	}
 75
 76	public void setOnContactPictureLongClicked(
 77			OnContactPictureLongClicked listener) {
 78		this.mOnContactPictureLongClickedListener = listener;
 79			}
 80
 81	@Override
 82	public int getViewTypeCount() {
 83		return 3;
 84	}
 85
 86	public int getItemViewType(Message message) {
 87		if (message.getType() == Message.TYPE_STATUS) {
 88			return STATUS;
 89		} else if (message.getStatus() <= Message.STATUS_RECEIVED) {
 90			return RECEIVED;
 91		}
 92
 93		return SENT;
 94	}
 95
 96	@Override
 97	public int getItemViewType(int position) {
 98		return this.getItemViewType(getItem(position));
 99	}
100
101	private int getMessageTextColor(boolean onDark, boolean primary) {
102		if (onDark) {
103			return activity.getResources().getColor(primary ? R.color.white : R.color.white70);
104		} else {
105			return activity.getResources().getColor(primary ? R.color.black87 : R.color.black54);
106		}
107	}
108
109	private void displayStatus(ViewHolder viewHolder, Message message, int type, boolean darkBackground) {
110		String filesize = null;
111		String info = null;
112		boolean error = false;
113		if (viewHolder.indicatorReceived != null) {
114			viewHolder.indicatorReceived.setVisibility(View.GONE);
115		}
116		boolean multiReceived = message.getConversation().getMode() == Conversation.MODE_MULTI
117			&& message.getMergedStatus() <= Message.STATUS_RECEIVED;
118		if (message.getType() == Message.TYPE_IMAGE || message.getType() == Message.TYPE_FILE || message.getTransferable() != null) {
119			FileParams params = message.getFileParams();
120			if (params.size > (1.5 * 1024 * 1024)) {
121				filesize = params.size / (1024 * 1024)+ " MiB";
122			} else if (params.size > 0) {
123				filesize = params.size / 1024 + " KiB";
124			}
125			if (message.getTransferable() != null && message.getTransferable().getStatus() == Transferable.STATUS_FAILED) {
126				error = true;
127			}
128		}
129		switch (message.getMergedStatus()) {
130			case Message.STATUS_WAITING:
131				info = getContext().getString(R.string.waiting);
132				break;
133			case Message.STATUS_UNSEND:
134				Transferable d = message.getTransferable();
135				if (d!=null) {
136					info = getContext().getString(R.string.sending_file,d.getProgress());
137				} else {
138					info = getContext().getString(R.string.sending);
139				}
140				break;
141			case Message.STATUS_OFFERED:
142				info = getContext().getString(R.string.offering);
143				break;
144			case Message.STATUS_SEND_RECEIVED:
145				if (mIndicateReceived) {
146					viewHolder.indicatorReceived.setVisibility(View.VISIBLE);
147				}
148				break;
149			case Message.STATUS_SEND_DISPLAYED:
150				if (mIndicateReceived) {
151					viewHolder.indicatorReceived.setVisibility(View.VISIBLE);
152				}
153				break;
154			case Message.STATUS_SEND_FAILED:
155				info = getContext().getString(R.string.send_failed);
156				error = true;
157				break;
158			default:
159				if (multiReceived) {
160					info = UIHelper.getMessageDisplayName(message);
161				}
162				break;
163		}
164		if (error && type == SENT) {
165			viewHolder.time.setTextColor(activity.getWarningTextColor());
166		} else {
167			viewHolder.time.setTextColor(this.getMessageTextColor(darkBackground,false));
168		}
169		if (message.getEncryption() == Message.ENCRYPTION_NONE) {
170			viewHolder.indicator.setVisibility(View.GONE);
171		} else {
172			viewHolder.indicator.setImageResource(darkBackground ? R.drawable.ic_secure_indicator_white : R.drawable.ic_secure_indicator);
173			viewHolder.indicator.setVisibility(View.VISIBLE);
174			if (message.getEncryption() == Message.ENCRYPTION_AXOLOTL) {
175				XmppAxolotlSession.Trust trust = message.getConversation()
176						.getAccount().getAxolotlService().getFingerprintTrust(
177								message.getAxolotlFingerprint());
178
179				if(trust == null || trust != XmppAxolotlSession.Trust.TRUSTED) {
180					viewHolder.indicator.setColorFilter(activity.getWarningTextColor());
181					viewHolder.indicator.setAlpha(1.0f);
182				} else {
183					viewHolder.indicator.clearColorFilter();
184					if (darkBackground) {
185						viewHolder.indicator.setAlpha(0.7f);
186					} else {
187						viewHolder.indicator.setAlpha(0.57f);
188					}
189				}
190			} else {
191				viewHolder.indicator.clearColorFilter();
192				if (darkBackground) {
193					viewHolder.indicator.setAlpha(0.7f);
194				} else {
195					viewHolder.indicator.setAlpha(0.57f);
196				}
197			}
198		}
199
200		String formatedTime = UIHelper.readableTimeDifferenceFull(getContext(),
201				message.getMergedTimeSent());
202		if (message.getStatus() <= Message.STATUS_RECEIVED) {
203			if ((filesize != null) && (info != null)) {
204				viewHolder.time.setText(formatedTime + " \u00B7 " + filesize +" \u00B7 " + info);
205			} else if ((filesize == null) && (info != null)) {
206				viewHolder.time.setText(formatedTime + " \u00B7 " + info);
207			} else if ((filesize != null) && (info == null)) {
208				viewHolder.time.setText(formatedTime + " \u00B7 " + filesize);
209			} else {
210				viewHolder.time.setText(formatedTime);
211			}
212		} else {
213			if ((filesize != null) && (info != null)) {
214				viewHolder.time.setText(filesize + " \u00B7 " + info);
215			} else if ((filesize == null) && (info != null)) {
216				if (error) {
217					viewHolder.time.setText(info + " \u00B7 " + formatedTime);
218				} else {
219					viewHolder.time.setText(info);
220				}
221			} else if ((filesize != null) && (info == null)) {
222				viewHolder.time.setText(filesize + " \u00B7 " + formatedTime);
223			} else {
224				viewHolder.time.setText(formatedTime);
225			}
226		}
227	}
228
229	private void displayInfoMessage(ViewHolder viewHolder, String text, boolean darkBackground) {
230		if (viewHolder.download_button != null) {
231			viewHolder.download_button.setVisibility(View.GONE);
232		}
233		viewHolder.image.setVisibility(View.GONE);
234		viewHolder.messageBody.setVisibility(View.VISIBLE);
235		viewHolder.messageBody.setText(text);
236		viewHolder.messageBody.setTextColor(getMessageTextColor(darkBackground, false));
237		viewHolder.messageBody.setTypeface(null, Typeface.ITALIC);
238		viewHolder.messageBody.setTextIsSelectable(false);
239	}
240
241	private void displayDecryptionFailed(ViewHolder viewHolder, boolean darkBackground) {
242		if (viewHolder.download_button != null) {
243			viewHolder.download_button.setVisibility(View.GONE);
244		}
245		viewHolder.image.setVisibility(View.GONE);
246		viewHolder.messageBody.setVisibility(View.VISIBLE);
247		viewHolder.messageBody.setText(getContext().getString(
248				R.string.decryption_failed));
249		viewHolder.messageBody.setTextColor(getMessageTextColor(darkBackground, false));
250		viewHolder.messageBody.setTypeface(null, Typeface.NORMAL);
251		viewHolder.messageBody.setTextIsSelectable(false);
252	}
253
254	private void displayHeartMessage(final ViewHolder viewHolder, final String body) {
255		if (viewHolder.download_button != null) {
256			viewHolder.download_button.setVisibility(View.GONE);
257		}
258		viewHolder.image.setVisibility(View.GONE);
259		viewHolder.messageBody.setVisibility(View.VISIBLE);
260		viewHolder.messageBody.setIncludeFontPadding(false);
261		Spannable span = new SpannableString(body);
262		span.setSpan(new RelativeSizeSpan(4.0f), 0, body.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
263		span.setSpan(new ForegroundColorSpan(activity.getWarningTextColor()), 0, body.length(), Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
264		viewHolder.messageBody.setText(span);
265	}
266
267	private void displayTextMessage(final ViewHolder viewHolder, final Message message, boolean darkBackground) {
268		if (viewHolder.download_button != null) {
269			viewHolder.download_button.setVisibility(View.GONE);
270		}
271		viewHolder.image.setVisibility(View.GONE);
272		viewHolder.messageBody.setVisibility(View.VISIBLE);
273		viewHolder.messageBody.setIncludeFontPadding(true);
274		if (message.getBody() != null) {
275			final String nick = UIHelper.getMessageDisplayName(message);
276			final String body = message.getMergedBody().replaceAll("^" + Message.ME_COMMAND,nick + " ");
277			final SpannableString formattedBody = new SpannableString(body);
278			int i = body.indexOf(Message.MERGE_SEPARATOR);
279			while(i >= 0) {
280				final int end = i + Message.MERGE_SEPARATOR.length();
281				formattedBody.setSpan(new RelativeSizeSpan(0.3f),i,end,Spanned.SPAN_EXCLUSIVE_EXCLUSIVE);
282				i = body.indexOf(Message.MERGE_SEPARATOR,end);
283			}
284			if (message.getType() != Message.TYPE_PRIVATE) {
285				if (message.hasMeCommand()) {
286					final Spannable span = new SpannableString(formattedBody);
287					span.setSpan(new StyleSpan(Typeface.BOLD_ITALIC), 0, nick.length(),
288							Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
289					viewHolder.messageBody.setText(span);
290				} else {
291					viewHolder.messageBody.setText(formattedBody);
292				}
293			} else {
294				String privateMarker;
295				if (message.getStatus() <= Message.STATUS_RECEIVED) {
296					privateMarker = activity
297						.getString(R.string.private_message);
298				} else {
299					final String to;
300					if (message.getCounterpart() != null) {
301						to = message.getCounterpart().getResourcepart();
302					} else {
303						to = "";
304					}
305					privateMarker = activity.getString(R.string.private_message_to, to);
306				}
307				final Spannable span = new SpannableString(privateMarker + " "
308						+ formattedBody);
309				span.setSpan(new ForegroundColorSpan(getMessageTextColor(darkBackground,false)), 0, privateMarker
310						.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
311				span.setSpan(new StyleSpan(Typeface.BOLD), 0,
312						privateMarker.length(),
313						Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
314				if (message.hasMeCommand()) {
315					span.setSpan(new StyleSpan(Typeface.BOLD_ITALIC), privateMarker.length() + 1,
316							privateMarker.length() + 1 + nick.length(),
317							Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
318				}
319				viewHolder.messageBody.setText(span);
320			}
321		} else {
322			viewHolder.messageBody.setText("");
323		}
324		viewHolder.messageBody.setTextColor(this.getMessageTextColor(darkBackground, true));
325		viewHolder.messageBody.setLinkTextColor(this.getMessageTextColor(darkBackground,true));
326		viewHolder.messageBody.setHighlightColor(activity.getResources().getColor(darkBackground ? R.color.grey800 : R.color.grey500));
327		viewHolder.messageBody.setTypeface(null, Typeface.NORMAL);
328		viewHolder.messageBody.setTextIsSelectable(true);
329	}
330
331	private void displayDownloadableMessage(ViewHolder viewHolder,
332			final Message message, String text) {
333		viewHolder.image.setVisibility(View.GONE);
334		viewHolder.messageBody.setVisibility(View.GONE);
335		viewHolder.download_button.setVisibility(View.VISIBLE);
336		viewHolder.download_button.setText(text);
337		viewHolder.download_button.setOnClickListener(new OnClickListener() {
338
339			@Override
340			public void onClick(View v) {
341				startDownloadable(message);
342			}
343		});
344		viewHolder.download_button.setOnLongClickListener(openContextMenu);
345	}
346
347	private void displayOpenableMessage(ViewHolder viewHolder,final Message message) {
348		viewHolder.image.setVisibility(View.GONE);
349		viewHolder.messageBody.setVisibility(View.GONE);
350		viewHolder.download_button.setVisibility(View.VISIBLE);
351		viewHolder.download_button.setText(activity.getString(R.string.open_x_file, UIHelper.getFileDescriptionString(activity, message)));
352		viewHolder.download_button.setOnClickListener(new OnClickListener() {
353
354			@Override
355			public void onClick(View v) {
356				openDownloadable(message);
357			}
358		});
359		viewHolder.download_button.setOnLongClickListener(openContextMenu);
360	}
361
362	private void displayLocationMessage(ViewHolder viewHolder, final Message message) {
363		viewHolder.image.setVisibility(View.GONE);
364		viewHolder.messageBody.setVisibility(View.GONE);
365		viewHolder.download_button.setVisibility(View.VISIBLE);
366		viewHolder.download_button.setText(R.string.show_location);
367		viewHolder.download_button.setOnClickListener(new OnClickListener() {
368
369			@Override
370			public void onClick(View v) {
371				showLocation(message);
372			}
373		});
374		viewHolder.download_button.setOnLongClickListener(openContextMenu);
375	}
376
377	private void displayImageMessage(ViewHolder viewHolder,
378			final Message message) {
379		if (viewHolder.download_button != null) {
380			viewHolder.download_button.setVisibility(View.GONE);
381		}
382		viewHolder.messageBody.setVisibility(View.GONE);
383		viewHolder.image.setVisibility(View.VISIBLE);
384		FileParams params = message.getFileParams();
385		double target = metrics.density * 288;
386		int scalledW;
387		int scalledH;
388		if (params.width <= params.height) {
389			scalledW = (int) (params.width / ((double) params.height / target));
390			scalledH = (int) target;
391		} else {
392			scalledW = (int) target;
393			scalledH = (int) (params.height / ((double) params.width / target));
394		}
395		LinearLayout.LayoutParams layoutParams = new LinearLayout.LayoutParams(scalledW, scalledH);
396		layoutParams.setMargins(0, (int) (metrics.density * 4), 0, (int) (metrics.density * 4));
397		viewHolder.image.setLayoutParams(layoutParams);
398		activity.loadBitmap(message, viewHolder.image);
399		viewHolder.image.setOnClickListener(new OnClickListener() {
400
401			@Override
402			public void onClick(View v) {
403				openDownloadable(message);
404			}
405		});
406		viewHolder.image.setOnLongClickListener(openContextMenu);
407	}
408
409	@Override
410	public View getView(int position, View view, ViewGroup parent) {
411		final Message message = getItem(position);
412		final boolean isInValidSession = message.isValidInSession();
413		final Conversation conversation = message.getConversation();
414		final Account account = conversation.getAccount();
415		final int type = getItemViewType(position);
416		ViewHolder viewHolder;
417		if (view == null) {
418			viewHolder = new ViewHolder();
419			switch (type) {
420				case SENT:
421					view = activity.getLayoutInflater().inflate(
422							R.layout.message_sent, parent, false);
423					viewHolder.message_box = (LinearLayout) view
424						.findViewById(R.id.message_box);
425					viewHolder.contact_picture = (ImageView) view
426						.findViewById(R.id.message_photo);
427					viewHolder.download_button = (Button) view
428						.findViewById(R.id.download_button);
429					viewHolder.indicator = (ImageView) view
430						.findViewById(R.id.security_indicator);
431					viewHolder.image = (ImageView) view
432						.findViewById(R.id.message_image);
433					viewHolder.messageBody = (TextView) view
434						.findViewById(R.id.message_body);
435					viewHolder.time = (TextView) view
436						.findViewById(R.id.message_time);
437					viewHolder.indicatorReceived = (ImageView) view
438						.findViewById(R.id.indicator_received);
439					break;
440				case RECEIVED:
441					view = activity.getLayoutInflater().inflate(
442							R.layout.message_received, parent, false);
443					viewHolder.message_box = (LinearLayout) view
444						.findViewById(R.id.message_box);
445					viewHolder.contact_picture = (ImageView) view
446						.findViewById(R.id.message_photo);
447					viewHolder.download_button = (Button) view
448						.findViewById(R.id.download_button);
449					viewHolder.indicator = (ImageView) view
450						.findViewById(R.id.security_indicator);
451					viewHolder.image = (ImageView) view
452						.findViewById(R.id.message_image);
453					viewHolder.messageBody = (TextView) view
454						.findViewById(R.id.message_body);
455					viewHolder.time = (TextView) view
456						.findViewById(R.id.message_time);
457					viewHolder.indicatorReceived = (ImageView) view
458						.findViewById(R.id.indicator_received);
459					break;
460				case STATUS:
461					view = activity.getLayoutInflater().inflate(R.layout.message_status, parent, false);
462					viewHolder.contact_picture = (ImageView) view.findViewById(R.id.message_photo);
463					viewHolder.status_message = (TextView) view.findViewById(R.id.status_message);
464					break;
465				default:
466					viewHolder = null;
467					break;
468			}
469			view.setTag(viewHolder);
470		} else {
471			viewHolder = (ViewHolder) view.getTag();
472			if (viewHolder == null) {
473				return view;
474			}
475		}
476
477		boolean darkBackground = (type == RECEIVED && (!isInValidSession || !mUseWhiteBackground));
478
479		if (type == STATUS) {
480			if (conversation.getMode() == Conversation.MODE_SINGLE) {
481				viewHolder.contact_picture.setImageBitmap(activity
482						.avatarService().get(conversation.getContact(),
483							activity.getPixel(32)));
484				viewHolder.contact_picture.setAlpha(0.5f);
485				viewHolder.status_message.setText(message.getBody());
486			}
487			return view;
488		} else if (type == RECEIVED) {
489			Contact contact = message.getContact();
490			if (contact != null) {
491				viewHolder.contact_picture.setImageBitmap(activity.avatarService().get(contact, activity.getPixel(48)));
492			} else if (conversation.getMode() == Conversation.MODE_MULTI) {
493				viewHolder.contact_picture.setImageBitmap(activity.avatarService().get(
494						UIHelper.getMessageDisplayName(message),
495						activity.getPixel(48)));
496			}
497		} else if (type == SENT) {
498			viewHolder.contact_picture.setImageBitmap(activity.avatarService().get(account, activity.getPixel(48)));
499		}
500
501		viewHolder.contact_picture
502			.setOnClickListener(new OnClickListener() {
503
504				@Override
505				public void onClick(View v) {
506					if (MessageAdapter.this.mOnContactPictureClickedListener != null) {
507						MessageAdapter.this.mOnContactPictureClickedListener
508								.onContactPictureClicked(message);
509					}
510
511				}
512			});
513		viewHolder.contact_picture
514			.setOnLongClickListener(new OnLongClickListener() {
515
516				@Override
517				public boolean onLongClick(View v) {
518					if (MessageAdapter.this.mOnContactPictureLongClickedListener != null) {
519						MessageAdapter.this.mOnContactPictureLongClickedListener
520								.onContactPictureLongClicked(message);
521						return true;
522					} else {
523						return false;
524					}
525				}
526			});
527
528		final Transferable transferable = message.getTransferable();
529		if (transferable != null && transferable.getStatus() != Transferable.STATUS_UPLOADING) {
530			if (transferable.getStatus() == Transferable.STATUS_OFFER) {
531				displayDownloadableMessage(viewHolder,message,activity.getString(R.string.download_x_file, UIHelper.getFileDescriptionString(activity, message)));
532			} else if (transferable.getStatus() == Transferable.STATUS_OFFER_CHECK_FILESIZE) {
533				displayDownloadableMessage(viewHolder, message, activity.getString(R.string.check_x_filesize, UIHelper.getFileDescriptionString(activity, message)));
534			} else {
535				displayInfoMessage(viewHolder, UIHelper.getMessagePreview(activity, message).first,darkBackground);
536			}
537		} else if (message.getType() == Message.TYPE_IMAGE && message.getEncryption() != Message.ENCRYPTION_PGP && message.getEncryption() != Message.ENCRYPTION_DECRYPTION_FAILED) {
538			displayImageMessage(viewHolder, message);
539		} else if (message.getType() == Message.TYPE_FILE && message.getEncryption() != Message.ENCRYPTION_PGP && message.getEncryption() != Message.ENCRYPTION_DECRYPTION_FAILED) {
540			if (message.getFileParams().width > 0) {
541				displayImageMessage(viewHolder,message);
542			} else {
543				displayOpenableMessage(viewHolder, message);
544			}
545		} else if (message.getEncryption() == Message.ENCRYPTION_PGP) {
546			if (activity.hasPgp()) {
547				displayInfoMessage(viewHolder,activity.getString(R.string.encrypted_message),darkBackground);
548			} else {
549				displayInfoMessage(viewHolder,activity.getString(R.string.install_openkeychain),darkBackground);
550				if (viewHolder != null) {
551					viewHolder.message_box
552						.setOnClickListener(new OnClickListener() {
553
554							@Override
555							public void onClick(View v) {
556								activity.showInstallPgpDialog();
557							}
558						});
559				}
560			}
561		} else if (message.getEncryption() == Message.ENCRYPTION_DECRYPTION_FAILED) {
562			displayDecryptionFailed(viewHolder,darkBackground);
563		} else {
564			if (GeoHelper.isGeoUri(message.getBody())) {
565				displayLocationMessage(viewHolder,message);
566			} else if (message.bodyIsHeart()) {
567				displayHeartMessage(viewHolder, message.getBody().trim());
568			} else if (message.treatAsDownloadable() == Message.Decision.MUST) {
569				displayDownloadableMessage(viewHolder, message, activity.getString(R.string.check_x_filesize, UIHelper.getFileDescriptionString(activity, message)));
570			} else {
571				displayTextMessage(viewHolder, message, darkBackground);
572			}
573		}
574
575		if (type == RECEIVED) {
576			if(isInValidSession) {
577				if (mUseWhiteBackground) {
578					viewHolder.message_box.setBackgroundResource(R.drawable.message_bubble_received_white);
579				} else {
580					viewHolder.message_box.setBackgroundResource(R.drawable.message_bubble_received);
581				}
582			} else {
583				viewHolder.message_box.setBackgroundResource(R.drawable.message_bubble_received_warning);
584			}
585		}
586
587		displayStatus(viewHolder, message, type, darkBackground);
588
589		return view;
590	}
591
592	public void startDownloadable(Message message) {
593		Transferable transferable = message.getTransferable();
594		if (transferable != null) {
595			if (!transferable.start()) {
596				Toast.makeText(activity, R.string.not_connected_try_again,
597						Toast.LENGTH_SHORT).show();
598			}
599		} else if (message.treatAsDownloadable() != Message.Decision.NEVER) {
600			activity.xmppConnectionService.getHttpConnectionManager().createNewDownloadConnection(message,true);
601		}
602	}
603
604	public void openDownloadable(Message message) {
605		DownloadableFile file = activity.xmppConnectionService.getFileBackend().getFile(message);
606		if (!file.exists()) {
607			Toast.makeText(activity,R.string.file_deleted,Toast.LENGTH_SHORT).show();
608			return;
609		}
610		Intent openIntent = new Intent(Intent.ACTION_VIEW);
611		openIntent.setDataAndType(Uri.fromFile(file), file.getMimeType());
612		PackageManager manager = activity.getPackageManager();
613		List<ResolveInfo> infos = manager.queryIntentActivities(openIntent, 0);
614		if (infos.size() > 0) {
615			getContext().startActivity(openIntent);
616		} else {
617			Toast.makeText(activity,R.string.no_application_found_to_open_file,Toast.LENGTH_SHORT).show();
618		}
619	}
620
621	public void showLocation(Message message) {
622		for(Intent intent : GeoHelper.createGeoIntentsFromMessage(message)) {
623			if (intent.resolveActivity(getContext().getPackageManager()) != null) {
624				getContext().startActivity(intent);
625				return;
626			}
627		}
628		Toast.makeText(activity,R.string.no_application_found_to_display_location,Toast.LENGTH_SHORT).show();
629	}
630
631	public void updatePreferences() {
632		this.mIndicateReceived = activity.indicateReceived();
633		this.mUseWhiteBackground = activity.useWhiteBackground();
634	}
635
636	public interface OnContactPictureClicked {
637		void onContactPictureClicked(Message message);
638	}
639
640	public interface OnContactPictureLongClicked {
641		void onContactPictureLongClicked(Message message);
642	}
643
644	private static class ViewHolder {
645
646		protected LinearLayout message_box;
647		protected Button download_button;
648		protected ImageView image;
649		protected ImageView indicator;
650		protected ImageView indicatorReceived;
651		protected TextView time;
652		protected TextView messageBody;
653		protected ImageView contact_picture;
654		protected TextView status_message;
655	}
656}