Duplicated ChatMessages ViewHolder and Adapter to allow merge feature/release-4.1-new-chat-bubbles branch and have both

This commit is contained in:
Sylvain Berfini 2018-11-27 14:48:32 +01:00
parent fa0849f0c3
commit 4ce6789774
2 changed files with 821 additions and 0 deletions

View file

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/*
ChatMessageViewHolder.java
Copyright (C) 2017 Belledonne Communications, Grenoble, France
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
package org.linphone.chat;
import android.content.Context;
import android.support.v7.widget.RecyclerView;
import android.view.View;
import android.widget.Button;
import android.widget.CheckBox;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.ProgressBar;
import android.widget.RelativeLayout;
import android.widget.TextView;
import org.linphone.R;
import org.linphone.core.ChatMessage;
public class ChatMessageOldViewHolder extends RecyclerView.ViewHolder implements View.OnClickListener {
public String messageId;
public Context mContext;
public ChatMessage message;
public LinearLayout eventLayout;
public TextView eventMessage;
public RelativeLayout bubbleLayout;
public LinearLayout separatorLayout;
public LinearLayout background;
public RelativeLayout avatarLayout;
public TextView contactName;
public ImageView messageStatus;
public ProgressBar messageSendingInProgress;
public LinearLayout imdmLayout;
public ImageView imdmIcon;
public TextView imdmLabel;
public TextView messageText;
public ImageView messageImage;
public RelativeLayout fileTransferLayout;
public ProgressBar fileTransferProgressBar;
public Button fileTransferAction;
public TextView fileName;
public Button openFileButton;
public CheckBox delete;
private ClickListener mListener;
public ChatMessageOldViewHolder(Context context, View view, ClickListener listener) {
this(view);
mContext = context;
mListener = listener;
view.setOnClickListener(this);
}
public ChatMessageOldViewHolder(View view) {
super(view);
eventLayout = view.findViewById(R.id.event);
//eventTime = view.findViewById(R.id.event_date);
eventMessage = view.findViewById(R.id.event_text);
bubbleLayout = view.findViewById(R.id.bubble);
background = view.findViewById(R.id.background);
avatarLayout = view.findViewById(R.id.avatar_layout);
contactName = view.findViewById(R.id.contact_header);
messageStatus = view.findViewById(R.id.status);
messageSendingInProgress = view.findViewById(R.id.inprogress);
imdmLayout = view.findViewById(R.id.imdmLayout);
imdmIcon = view.findViewById(R.id.imdmIcon);
imdmLabel = view.findViewById(R.id.imdmText);
messageText = view.findViewById(R.id.message);
messageImage = view.findViewById(R.id.image);
separatorLayout = view.findViewById(R.id.separator);
fileTransferLayout = view.findViewById(R.id.file_transfer_layout);
fileTransferProgressBar = view.findViewById(R.id.progress_bar);
fileTransferAction = view.findViewById(R.id.file_transfer_action);
fileName = view.findViewById(R.id.file_name);
openFileButton = view.findViewById(R.id.open_file);
delete = view.findViewById(R.id.delete_message);
}
@Override
public void onClick(View v) {
if (mListener != null) {
mListener.onItemClicked(getAdapterPosition());
}
}
public interface ClickListener {
void onItemClicked(int position);
}
}

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/*
ChatMessagesAdapter.java
Copyright (C) 2017 Belledonne Communications, Grenoble, France
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
package org.linphone.chat;
import android.Manifest;
import android.content.Context;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.content.res.Resources;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.graphics.Matrix;
import android.graphics.drawable.BitmapDrawable;
import android.graphics.drawable.Drawable;
import android.media.ExifInterface;
import android.net.Uri;
import android.os.AsyncTask;
import android.provider.MediaStore;
import android.support.annotation.NonNull;
import android.support.v4.content.FileProvider;
import android.text.Spanned;
import android.text.method.LinkMovementMethod;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.webkit.MimeTypeMap;
import android.widget.ImageView;
import android.widget.RelativeLayout;
import org.linphone.LinphoneActivity;
import org.linphone.LinphoneManager;
import org.linphone.R;
import org.linphone.compatibility.Compatibility;
import org.linphone.contacts.ContactsManager;
import org.linphone.contacts.LinphoneContact;
import org.linphone.core.Address;
import org.linphone.core.ChatMessage;
import org.linphone.core.ChatMessageListenerStub;
import org.linphone.core.Content;
import org.linphone.core.EventLog;
import org.linphone.core.LimeState;
import org.linphone.mediastream.Log;
import org.linphone.utils.FileUtils;
import org.linphone.utils.LinphoneUtils;
import org.linphone.utils.SelectableAdapter;
import org.linphone.utils.SelectableHelper;
import org.linphone.views.ContactAvatar;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.lang.ref.WeakReference;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;
import static android.content.Intent.FLAG_GRANT_READ_URI_PERMISSION;
public class ChatMessagesOldAdapter extends SelectableAdapter<ChatMessageViewHolder> {
private static int MARGIN_BETWEEN_MESSAGES = 10;
private static int SIDE_MARGIN = 100;
private Context mContext;
private List<EventLog> mHistory;
private List<LinphoneContact> mParticipants;
private int mItemResource;
private Bitmap mDefaultBitmap;
private ChatMessagesFragment mFragment;
private ChatMessageListenerStub mListener;
private ChatMessageViewHolder.ClickListener mClickListener;
public ChatMessagesOldAdapter(ChatMessagesFragment fragment, SelectableHelper helper, int itemResource, EventLog[] history, ArrayList<LinphoneContact> participants, ChatMessageViewHolder.ClickListener clickListener) {
super(helper);
mFragment = fragment;
mContext = mFragment.getActivity();
mItemResource = itemResource;
mHistory = new ArrayList<>(Arrays.asList(history));
Collections.reverse(mHistory);
mParticipants = participants;
mClickListener = clickListener;
mListener = new ChatMessageListenerStub() {
@Override
public void onFileTransferProgressIndication(ChatMessage message, Content content, int offset, int total) {
ChatMessageViewHolder holder = (ChatMessageViewHolder) message.getUserData();
if (holder == null) return;
if (offset == total) {
holder.fileTransferProgressBar.setVisibility(View.GONE);
holder.fileTransferAction.setVisibility(View.GONE);
holder.fileTransferLayout.setVisibility(View.GONE);
displayAttachedFile(message, holder);
} else {
holder.fileTransferProgressBar.setVisibility(View.VISIBLE);
holder.fileTransferProgressBar.setProgress(offset * 100 / total);
}
}
@Override
public void onMsgStateChanged(ChatMessage message, ChatMessage.State state) {
if (state == ChatMessage.State.FileTransferDone) {
if (!message.isOutgoing()) {
message.setAppdata(message.getFileTransferFilepath());
}
message.setFileTransferFilepath(null); // Not needed anymore, will help differenciate between InProgress states for file transfer / message sending
}
for (int i = 0; i < mHistory.size(); i++) {
EventLog log = mHistory.get(i);
if (log.getType() == EventLog.Type.ConferenceChatMessage && log.getChatMessage() == message) {
notifyItemChanged(i);
break;
}
}
}
};
}
@Override
public ChatMessageViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
View v = LayoutInflater.from(parent.getContext())
.inflate(mItemResource, parent, false);
ChatMessageViewHolder VH = new ChatMessageViewHolder(mContext, v, mClickListener);
//Allows onLongClick ContextMenu on bubbles
mFragment.registerForContextMenu(v);
v.setTag(VH);
return VH;
}
@Override
public void onBindViewHolder(@NonNull final ChatMessageViewHolder holder, int position) {
final EventLog event = mHistory.get(position);
holder.eventLayout.setVisibility(View.GONE);
holder.bubbleLayout.setVisibility(View.GONE);
holder.delete.setVisibility(isEditionEnabled() ? View.VISIBLE : View.GONE);
holder.messageText.setVisibility(View.GONE);
holder.messageImage.setVisibility(View.GONE);
holder.fileTransferLayout.setVisibility(View.GONE);
holder.fileTransferProgressBar.setProgress(0);
holder.fileTransferAction.setEnabled(true);
holder.fileName.setVisibility(View.GONE);
holder.openFileButton.setVisibility(View.GONE);
holder.messageStatus.setVisibility(View.INVISIBLE);
holder.messageSendingInProgress.setVisibility(View.GONE);
holder.imdmLayout.setVisibility(View.INVISIBLE);
if (isEditionEnabled()) {
holder.delete.setOnCheckedChangeListener(null);
holder.delete.setChecked(isSelected(position));
holder.delete.setTag(position);
}
if (event.getType() == EventLog.Type.ConferenceChatMessage) {
holder.bubbleLayout.setVisibility(View.VISIBLE);
final ChatMessage message = event.getChatMessage();
if (position > 0 && mContext.getResources().getBoolean(R.bool.lower_space_between_chat_bubbles_if_same_person)) {
EventLog previousEvent = (EventLog) getItem(position - 1);
if (previousEvent.getType() == EventLog.Type.ConferenceChatMessage) {
ChatMessage previousMessage = previousEvent.getChatMessage();
if (previousMessage.getFromAddress().weakEqual(message.getFromAddress())) {
holder.separatorLayout.setVisibility(View.GONE);
}
} else {
// No separator if previous event is not a message
holder.separatorLayout.setVisibility(View.GONE);
}
}
holder.messageId = message.getMessageId();
message.setUserData(holder);
RelativeLayout.LayoutParams layoutParams = new RelativeLayout.LayoutParams(RelativeLayout.LayoutParams.WRAP_CONTENT, RelativeLayout.LayoutParams.WRAP_CONTENT);
ChatMessage.State status = message.getState();
Address remoteSender = message.getFromAddress();
String displayName;
LinphoneContact contact = null;
if (message.isOutgoing()) {
message.setListener(mListener);
if (status == ChatMessage.State.InProgress) {
holder.messageSendingInProgress.setVisibility(View.VISIBLE);
}
if (!message.isSecured() && LinphoneManager.getLc().limeEnabled() == LimeState.Mandatory && status != ChatMessage.State.InProgress) {
holder.messageStatus.setVisibility(View.VISIBLE);
holder.messageStatus.setImageResource(R.drawable.chat_unsecure);
}
if (status == ChatMessage.State.DeliveredToUser) {
holder.imdmLayout.setVisibility(View.VISIBLE);
holder.imdmIcon.setImageResource(R.drawable.imdn_received);
holder.imdmLabel.setText(R.string.delivered);
holder.imdmLabel.setTextColor(mContext.getResources().getColor(R.color.colorD));
} else if (status == ChatMessage.State.Displayed) {
holder.imdmLayout.setVisibility(View.VISIBLE);
holder.imdmIcon.setImageResource(R.drawable.imdn_read);
holder.imdmLabel.setText(R.string.displayed);
holder.imdmLabel.setTextColor(mContext.getResources().getColor(R.color.colorK));
} else if (status == ChatMessage.State.NotDelivered) {
holder.imdmLayout.setVisibility(View.VISIBLE);
holder.imdmIcon.setImageResource(R.drawable.imdn_error);
holder.imdmLabel.setText(R.string.error);
holder.imdmLabel.setTextColor(mContext.getResources().getColor(R.color.colorI));
} else if (status == ChatMessage.State.FileTransferError) {
holder.imdmLayout.setVisibility(View.VISIBLE);
holder.imdmIcon.setImageResource(R.drawable.imdn_error);
holder.imdmLabel.setText(R.string.file_transfer_error);
holder.imdmLabel.setTextColor(mContext.getResources().getColor(R.color.colorI));
}
//layoutParams allow bubbles alignment during selection mode
if (isEditionEnabled()) {
layoutParams.addRule(RelativeLayout.LEFT_OF, holder.delete.getId());
layoutParams.setMargins(SIDE_MARGIN, MARGIN_BETWEEN_MESSAGES / 2, 0, MARGIN_BETWEEN_MESSAGES / 2);
} else {
layoutParams.addRule(RelativeLayout.ALIGN_PARENT_RIGHT);
layoutParams.setMargins(SIDE_MARGIN, MARGIN_BETWEEN_MESSAGES / 2, 0, MARGIN_BETWEEN_MESSAGES / 2);
}
holder.background.setBackgroundResource(R.drawable.resizable_chat_bubble_outgoing);
Compatibility.setTextAppearance(holder.contactName, mContext, R.style.font3);
Compatibility.setTextAppearance(holder.fileTransferAction, mContext, R.style.font15);
holder.fileTransferAction.setBackgroundResource(R.drawable.resizable_confirm_delete_button);
ContactAvatar.setAvatarMask(holder.avatarLayout, R.drawable.avatar_chat_mask_outgoing);
} else {
for (LinphoneContact c : mParticipants) {
if (c != null && c.hasAddress(remoteSender.asStringUriOnly())) {
contact = c;
break;
}
}
if (isEditionEnabled()) {
layoutParams.addRule(RelativeLayout.LEFT_OF, holder.delete.getId());
layoutParams.setMargins(SIDE_MARGIN, MARGIN_BETWEEN_MESSAGES / 2, 0, MARGIN_BETWEEN_MESSAGES / 2);
} else {
layoutParams.addRule(RelativeLayout.ALIGN_PARENT_LEFT);
layoutParams.setMargins(0, MARGIN_BETWEEN_MESSAGES / 2, SIDE_MARGIN, MARGIN_BETWEEN_MESSAGES / 2);
}
holder.background.setBackgroundResource(R.drawable.resizable_chat_bubble_incoming);
Compatibility.setTextAppearance(holder.contactName, mContext, R.style.font9);
Compatibility.setTextAppearance(holder.fileTransferAction, mContext, R.style.font8);
holder.fileTransferAction.setBackgroundResource(R.drawable.resizable_assistant_button);
ContactAvatar.setAvatarMask(holder.avatarLayout, R.drawable.avatar_chat_mask);
}
if (contact == null) {
contact = ContactsManager.getInstance().findContactFromAddress(remoteSender);
}
if (contact != null) {
if (contact.getFullName() != null) {
displayName = contact.getFullName();
} else {
displayName = LinphoneUtils.getAddressDisplayName(remoteSender);
}
ContactAvatar.displayAvatar(contact, holder.avatarLayout);
} else {
displayName = LinphoneUtils.getAddressDisplayName(remoteSender);
ContactAvatar.displayAvatar(displayName, holder.avatarLayout);
}
holder.contactName.setText(LinphoneUtils.timestampToHumanDate(mContext, message.getTime(), R.string.messages_date_format) + " - " + displayName);
if (message.hasTextContent()) {
String msg = message.getTextContent();
Spanned text = LinphoneUtils.getTextWithHttpLinks(msg);
holder.messageText.setText(text);
holder.messageText.setMovementMethod(LinkMovementMethod.getInstance());
holder.messageText.setVisibility(View.VISIBLE);
}
String externalBodyUrl = message.getExternalBodyUrl();
Content fileTransferContent = message.getFileTransferInformation();
boolean hasFile = message.getAppdata() != null;
boolean hasFileTransfer = externalBodyUrl != null;
for (Content c : message.getContents()) {
if (c.isFile()) {
hasFile = true;
} else if (c.isFileTransfer()) {
hasFileTransfer = true;
}
}
if (hasFile) { // Something to display
displayAttachedFile(message, holder);
}
if (hasFileTransfer) { // Incoming file transfer not yet downloaded
holder.fileName.setVisibility(View.VISIBLE);
holder.fileName.setText(fileTransferContent.getName());
holder.fileTransferLayout.setVisibility(View.VISIBLE);
holder.fileTransferProgressBar.setVisibility(View.GONE);
if (message.isFileTransferInProgress()) { // Incoming file transfer in progress
holder.fileTransferAction.setVisibility(View.GONE);
} else {
holder.fileTransferAction.setText(mContext.getString(R.string.accept));
holder.fileTransferAction.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
if (mContext.getPackageManager().checkPermission(Manifest.permission.WRITE_EXTERNAL_STORAGE, mContext.getPackageName()) == PackageManager.PERMISSION_GRANTED) {
v.setEnabled(false);
String filename = message.getFileTransferInformation().getName();
File file = new File(FileUtils.getStorageDirectory(mContext), filename);
int prefix = 1;
while (file.exists()) {
file = new File(FileUtils.getStorageDirectory(mContext), prefix + "_" + filename);
Log.w("File with that name already exists, renamed to " + prefix + "_" + filename);
prefix += 1;
}
message.setListener(mListener);
message.setFileTransferFilepath(file.getPath());
message.downloadFile();
} else {
Log.w("WRITE_EXTERNAL_STORAGE permission not granted, won't be able to store the downloaded file");
LinphoneActivity.instance().checkAndRequestExternalStoragePermission();
}
}
});
}
} else if (message.isFileTransferInProgress()) { // Outgoing file transfer in progress
message.setListener(mListener); // add the listener for file upload progress display
holder.messageSendingInProgress.setVisibility(View.GONE);
holder.fileTransferLayout.setVisibility(View.VISIBLE);
holder.fileTransferAction.setText(mContext.getString(R.string.cancel));
holder.fileTransferAction.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
message.cancelFileTransfer();
notifyItemChanged(holder.getAdapterPosition());
}
});
}
holder.bubbleLayout.setLayoutParams(layoutParams);
} else { // Event is not chat message
holder.eventLayout.setVisibility(View.VISIBLE);
holder.eventMessage.setTextColor(mContext.getResources().getColor(R.color.colorE));
holder.eventLayout.setBackgroundResource(R.drawable.event_decoration_gray);
holder.eventLayout.setBackgroundResource(R.drawable.event_decoration_gray);
Address address = event.getParticipantAddress();
if (address == null && event.getType() == EventLog.Type.ConferenceSecurityEvent) {
address = event.getSecurityEventFaultyDeviceAddress();
}
String displayName = "";
if (address != null) {
LinphoneContact contact = ContactsManager.getInstance().findContactFromAddress(address);
if (contact != null) {
displayName = contact.getFullName();
} else {
displayName = LinphoneUtils.getAddressDisplayName(address);
}
}
switch (event.getType()) {
case ConferenceCreated:
holder.eventMessage.setText(mContext.getString(R.string.conference_created));
break;
case ConferenceTerminated:
holder.eventMessage.setText(mContext.getString(R.string.conference_destroyed));
break;
case ConferenceParticipantAdded:
holder.eventMessage.setText(mContext.getString(R.string.participant_added).replace("%s", displayName));
break;
case ConferenceParticipantRemoved:
holder.eventMessage.setText(mContext.getString(R.string.participant_removed).replace("%s", displayName));
break;
case ConferenceSubjectChanged:
holder.eventMessage.setText(mContext.getString(R.string.subject_changed).replace("%s", event.getSubject()));
break;
case ConferenceParticipantSetAdmin:
holder.eventMessage.setText(mContext.getString(R.string.admin_set).replace("%s", displayName));
break;
case ConferenceParticipantUnsetAdmin:
holder.eventMessage.setText(mContext.getString(R.string.admin_unset).replace("%s", displayName));
break;
case ConferenceParticipantDeviceAdded:
holder.eventMessage.setText(mContext.getString(R.string.device_added).replace("%s", displayName));
break;
case ConferenceParticipantDeviceRemoved:
holder.eventMessage.setText(mContext.getString(R.string.device_removed).replace("%s", displayName));
break;
case ConferenceSecurityEvent:
holder.eventMessage.setTextColor(mContext.getResources().getColor(R.color.colorI));
holder.eventLayout.setBackgroundResource(R.drawable.event_decoration_red);
holder.eventLayout.setBackgroundResource(R.drawable.event_decoration_red);
switch (event.getSecurityEventType()) {
case EncryptionIdentityKeyChanged:
holder.eventMessage.setText(mContext.getString(R.string.lime_identity_key_changed).replace("%s", displayName));
break;
case ManInTheMiddleDetected:
holder.eventMessage.setText(mContext.getString(R.string.man_in_the_middle_detected).replace("%s", displayName));
break;
case SecurityLevelDowngraded:
holder.eventMessage.setText(mContext.getString(R.string.security_level_downgraded).replace("%s", displayName));
break;
case ParticipantMaxDeviceCountExceeded:
holder.eventMessage.setText(mContext.getString(R.string.participant_max_count_exceeded).replace("%s", displayName));
break;
case None:
default:
break;
}
break;
case None:
default:
holder.eventMessage.setText(mContext.getString(R.string.unexpected_event).replace("%s", displayName).replace("%i", String.valueOf(event.getType().toInt())));
break;
}
}
}
@Override
public int getItemCount() {
return mHistory.size();
}
public void addToHistory(EventLog log) {
mHistory.add(0, log);
notifyItemInserted(0);
}
public void addAllToHistory(ArrayList<EventLog> logs) {
int currentSize = mHistory.size() - 1;
Collections.reverse(logs);
mHistory.addAll(logs);
notifyItemRangeInserted(currentSize + 1, logs.size());
}
public void setContacts(ArrayList<LinphoneContact> participants) {
mParticipants = participants;
}
public void refresh(EventLog[] history) {
mHistory = new ArrayList<>(Arrays.asList(history));
Collections.reverse(mHistory);
notifyDataSetChanged();
}
public void clear() {
for (EventLog event : mHistory) {
if (event.getType() == EventLog.Type.ConferenceChatMessage) {
ChatMessage message = event.getChatMessage();
message.setListener(null);
}
}
mHistory.clear();
}
public int getCount() {
return mHistory.size();
}
public Object getItem(int i) {
return mHistory.get(i);
}
public void removeItem(int i) {
mHistory.remove(i);
notifyItemRemoved(i);
}
private void loadBitmap(String path, ImageView imageView) {
if (cancelPotentialWork(path, imageView)) {
mDefaultBitmap = BitmapFactory.decodeResource(mContext.getResources(), R.drawable.chat_file);
BitmapWorkerTask task = new BitmapWorkerTask(imageView);
final AsyncBitmap asyncBitmap = new AsyncBitmap(mContext.getResources(), mDefaultBitmap, task);
imageView.setImageDrawable(asyncBitmap);
task.execute(path);
}
}
private void openFile(String path) {
Intent intent = new Intent(Intent.ACTION_VIEW);
File file;
Uri contentUri;
if (path.startsWith("file://")) {
path = path.substring("file://".length());
file = new File(path);
contentUri = FileProvider.getUriForFile(mContext, mContext.getResources().getString(R.string.file_provider), file);
} else if (path.startsWith("content://")) {
contentUri = Uri.parse(path);
} else {
file = new File(path);
try {
contentUri = FileProvider.getUriForFile(mContext, mContext.getResources().getString(R.string.file_provider), file);
} catch (Exception e) {
contentUri = Uri.parse(path);
}
}
String type = null;
String extension = MimeTypeMap.getFileExtensionFromUrl(contentUri.toString());
if (extension != null) {
type = MimeTypeMap.getSingleton().getMimeTypeFromExtension(extension);
}
if (type != null) {
intent.setDataAndType(contentUri, type);
} else {
intent.setDataAndType(contentUri, "*/*");
}
intent.addFlags(FLAG_GRANT_READ_URI_PERMISSION);
mContext.startActivity(intent);
}
private void displayAttachedFile(ChatMessage message, ChatMessageViewHolder holder) {
holder.fileName.setVisibility(View.VISIBLE);
String appData = message.getAppdata();
if (appData == null) {
for (Content c : message.getContents()) {
if (c.isFile()) {
appData = c.getFilePath();
}
}
}
if (appData != null) {
FileUtils.scanFile(message);
holder.fileName.setText(FileUtils.getNameFromFilePath(appData));
if (FileUtils.isExtensionImage(appData)) {
holder.messageImage.setVisibility(View.VISIBLE);
loadBitmap(appData, holder.messageImage);
holder.messageImage.setTag(appData);
} else {
holder.openFileButton.setVisibility(View.VISIBLE);
holder.openFileButton.setTag(appData);
holder.openFileButton.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
openFile((String) v.getTag());
}
});
}
}
}
/*
* Bitmap related classes and methods
*/
private class BitmapWorkerTask extends AsyncTask<String, Void, Bitmap> {
private final WeakReference<ImageView> imageViewReference;
public String path;
public BitmapWorkerTask(ImageView imageView) {
path = null;
// Use a WeakReference to ensure the ImageView can be garbage collected
imageViewReference = new WeakReference<>(imageView);
}
private Bitmap scaleToFitHeight(Bitmap b, int height) {
float factor = height / (float) b.getHeight();
return Bitmap.createScaledBitmap(b, (int) (b.getWidth() * factor), height, true);
}
// Decode image in background.
@Override
protected Bitmap doInBackground(String... params) {
path = params[0];
Bitmap bm = null;
Bitmap thumbnail = null;
if (FileUtils.isExtensionImage(path)) {
if (path.startsWith("content")) {
try {
bm = MediaStore.Images.Media.getBitmap(mContext.getContentResolver(), Uri.parse(path));
} catch (FileNotFoundException e) {
Log.e(e);
} catch (IOException e) {
Log.e(e);
}
} else {
bm = BitmapFactory.decodeFile(path);
}
ImageView imageView = imageViewReference.get();
try {
// Rotate the bitmap if possible/needed, using EXIF data
Matrix matrix = new Matrix();
ExifInterface exif = new ExifInterface(path);
int pictureOrientation = exif.getAttributeInt(ExifInterface.TAG_ORIENTATION, 0);
if (pictureOrientation == 6 || pictureOrientation == 3 || pictureOrientation == 8) {
if (pictureOrientation == 6) {
matrix.postRotate(90);
} else if (pictureOrientation == 3) {
matrix.postRotate(180);
} else {
matrix.postRotate(270);
}
if (pictureOrientation == 6 || pictureOrientation == 8) {
matrix.postScale(1, imageView.getMeasuredHeight() / (float) bm.getHeight());
} else {
matrix.postScale(imageView.getMeasuredHeight() / (float) bm.getHeight(), 1);
}
thumbnail = Bitmap.createBitmap(bm, 0, 0, bm.getWidth(), bm.getHeight(), matrix, true);
if (thumbnail != bm) {
bm.recycle();
bm = null;
}
}
} catch (Exception e) {
Log.e(e);
}
if (thumbnail == null && bm != null) {
thumbnail = scaleToFitHeight(bm, imageView.getMeasuredHeight());
bm.recycle();
}
return thumbnail;
} else {
return mDefaultBitmap;
}
}
// Once complete, see if ImageView is still around and set bitmap.
@Override
protected void onPostExecute(Bitmap bitmap) {
if (isCancelled()) {
bitmap.recycle();
bitmap = null;
}
if (imageViewReference != null && bitmap != null) {
final ImageView imageView = imageViewReference.get();
final BitmapWorkerTask bitmapWorkerTask = getBitmapWorkerTask(imageView);
if (this == bitmapWorkerTask && imageView != null) {
imageView.setImageBitmap(bitmap);
imageView.setTag(path);
imageView.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
openFile((String) v.getTag());
}
});
}
}
}
}
class AsyncBitmap extends BitmapDrawable {
private final WeakReference<BitmapWorkerTask> bitmapWorkerTaskReference;
public AsyncBitmap(Resources res, Bitmap bitmap, BitmapWorkerTask bitmapWorkerTask) {
super(res, bitmap);
bitmapWorkerTaskReference = new WeakReference<>(bitmapWorkerTask);
}
public BitmapWorkerTask getBitmapWorkerTask() {
return bitmapWorkerTaskReference.get();
}
}
private boolean cancelPotentialWork(String path, ImageView imageView) {
final BitmapWorkerTask bitmapWorkerTask = getBitmapWorkerTask(imageView);
if (bitmapWorkerTask != null) {
final String bitmapData = bitmapWorkerTask.path;
// If bitmapData is not yet set or it differs from the new data
if (bitmapData == null || bitmapData != path) {
// Cancel previous task
bitmapWorkerTask.cancel(true);
} else {
// The same work is already in progress
return false;
}
}
// No task associated with the ImageView, or an existing task was cancelled
return true;
}
private BitmapWorkerTask getBitmapWorkerTask(ImageView imageView) {
if (imageView != null) {
final Drawable drawable = imageView.getDrawable();
if (drawable instanceof AsyncBitmap) {
final AsyncBitmap asyncDrawable = (AsyncBitmap) drawable;
return asyncDrawable.getBitmapWorkerTask();
}
}
return null;
}
}