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rewrote parts of message adapter to avoid using NULL views

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This commit is contained in:
Daniel Gultsch 2015-05-11 07:57:52 +02:00
parent 239e86a98a
commit 22b12091a1
4 changed files with 41 additions and 61 deletions
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6
src/main/java/eu/siacs/conversations/entities/Conversation.java
View file

@ -16,6 +16,7 @@ import java.security.interfaces.DSAPublicKey;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.Iterator;
import java.util.List;
import eu.siacs.conversations.Config;
@ -218,6 +219,11 @@ public class Conversation extends AbstractEntity implements Blockable {
messages.clear();
messages.addAll(this.messages);
}
for(Iterator<Message> iterator = messages.iterator(); iterator.hasNext();) {
if (iterator.next().wasMergedIntoPrevious()) {
iterator.remove();
}
}
}
@Override

42
src/main/java/eu/siacs/conversations/ui/ConversationFragment.java
View file

@ -117,6 +117,27 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
}
private int getIndexOf(String uuid, List<Message> messages) {
if (uuid == null) {
return 0;
}
for(int i = 0; i < messages.size(); ++i) {
if (uuid.equals(messages.get(i).getUuid())) {
return i;
} else {
Message next = messages.get(i);
while(next != null && next.wasMergedIntoPrevious()) {
if (uuid.equals(next.getUuid())) {
return i;
}
next = next.next();
}
}
}
return 0;
}
@Override
public void onScroll(AbsListView view, int firstVisibleItem,
int visibleItemCount, int totalItemCount) {
@ -126,7 +147,7 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
messagesLoaded = false;
activity.xmppConnectionService.loadMoreMessages(conversation, timestamp, new XmppConnectionService.OnMoreMessagesLoaded() {
@Override
public void onMoreMessagesLoaded(final int count, Conversation conversation) {
public void onMoreMessagesLoaded(final int c, Conversation conversation) {
if (ConversationFragment.this.conversation != conversation) {
return;
}
@ -134,31 +155,20 @@ public class ConversationFragment extends Fragment implements EditMessage.Keyboa
@Override
public void run() {
final int oldPosition = messagesView.getFirstVisiblePosition();
Message message = messageList.get(oldPosition);
String uuid = message != null ? message.getUuid() : null;
View v = messagesView.getChildAt(0);
final int pxOffset = (v == null) ? 0 : v.getTop();
ConversationFragment.this.conversation.populateWithMessages(ConversationFragment.this.messageList);
updateStatusMessages();
messageListAdapter.notifyDataSetChanged();
if (count != 0) {
final int newPosition = oldPosition + count;
int offset = 0;
try {
Message tmpMessage = messageList.get(newPosition);
while (tmpMessage.wasMergedIntoPrevious()) {
offset++;
tmpMessage = tmpMessage.prev();
}
} catch (final IndexOutOfBoundsException ignored) {
}
messagesView.setSelectionFromTop(newPosition - offset, pxOffset);
int pos = getIndexOf(uuid,messageList);
messagesView.setSelectionFromTop(pos, pxOffset);
messagesLoaded = true;
if (messageLoaderToast != null) {
messageLoaderToast.cancel();
}
}
}
});
}

37
src/main/java/eu/siacs/conversations/ui/adapter/MessageAdapter.java
View file

@ -12,7 +12,6 @@ import android.text.style.ForegroundColorSpan;
import android.text.style.RelativeSizeSpan;
import android.text.style.StyleSpan;
import android.util.DisplayMetrics;
import android.util.Log;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.View.OnLongClickListener;
@ -26,7 +25,6 @@ import android.widget.Toast;
import java.util.List;
import eu.siacs.conversations.Config;
import eu.siacs.conversations.R;
import eu.siacs.conversations.entities.Account;
import eu.siacs.conversations.entities.Contact;
@ -44,7 +42,6 @@ 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;
@ -79,14 +76,12 @@ public class MessageAdapter extends ArrayAdapter<Message> {
@Override
public int getViewTypeCount() {
return 4;
return 3;
}
@Override
public int getItemViewType(int position) {
if (getItem(position).wasMergedIntoPrevious()) {
return NULL;
} else if (getItem(position).getType() == Message.TYPE_STATUS) {
if (getItem(position).getType() == Message.TYPE_STATUS) {
return STATUS;
} else if (getItem(position).getStatus() <= Message.STATUS_RECEIVED) {
return RECEIVED;
@ -235,8 +230,7 @@ public class MessageAdapter extends ArrayAdapter<Message> {
viewHolder.messageBody.setVisibility(View.VISIBLE);
if (message.getBody() != null) {
final String nick = UIHelper.getMessageDisplayName(message);
final String formattedBody = message.getMergedBody().replaceAll("^" + Message.ME_COMMAND,
nick + " ");
final String formattedBody = message.getMergedBody().replaceAll("^" + Message.ME_COMMAND,nick + " ");
if (message.getType() != Message.TYPE_PRIVATE) {
if (message.hasMeCommand()) {
final Spannable span = new SpannableString(formattedBody);
@ -244,7 +238,7 @@ public class MessageAdapter extends ArrayAdapter<Message> {
Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
viewHolder.messageBody.setText(span);
} else {
viewHolder.messageBody.setText(message.getMergedBody());
viewHolder.messageBody.setText(formattedBody);
}
} else {
String privateMarker;
@ -373,10 +367,6 @@ public class MessageAdapter extends ArrayAdapter<Message> {
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);
@ -443,25 +433,6 @@ public class MessageAdapter extends ArrayAdapter<Message> {
viewHolder.status_message.setText(message.getBody());
}
return view;
} else if (type == NULL) {
if (viewHolder.message_box != null) {
Log.e(Config.LOGTAG, "detected type=NULL but with wrong cached view");
view = activity.getLayoutInflater().inflate(R.layout.message_null, parent, false);
view.setTag(new ViewHolder());
}
if (position == getCount() - 1) {
view.getLayoutParams().height = 1;
} else {
view.getLayoutParams().height = 0;
}
view.setLayoutParams(view.getLayoutParams());
return view;
} else if (message.wasMergedIntoPrevious()) {
Log.e(Config.LOGTAG,"detected wasMergedIntoPrevious with wrong type");
return view;
} else if (viewHolder.messageBody == null || viewHolder.image == null) {
return view; //avoiding weird platform bugs
} else if (type == RECEIVED) {
Contact contact = message.getContact();
if (contact != null) {

7
src/main/res/layout/message_null.xml
View file

@ -1,7 +0,0 @@
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="fill_parent"
android:layout_height="0dp"
android:background="#00000000">
</RelativeLayout>