fix chatconversationview when open push notifications

Classes/ChatConversationTableView.h

@@ -39,7 +39,6 @@
   @private
 	NSMutableArray *eventList;
     NSMutableArray *totalEventList;
-    BOOL preLoad;
 }
 
 @property(nonatomic) LinphoneChatRoom *chatRoom;

Classes/ChatConversationTableView.m

@@ -45,11 +45,12 @@
 #pragma mark -
 
 - (void)clearEventList {
-    for (NSValue *value in eventList) {
+    for (NSValue *value in totalEventList) {
         LinphoneEventLog *event = value.pointerValue;
         linphone_event_log_unref(event);
     }
     [eventList removeAllObjects];
+    [totalEventList removeAllObjects];
 }
 
 - (void)updateData {
@@ -105,14 +106,13 @@
 
 - (void)reloadData {
 	[self updateData];
-    preLoad = TRUE;
 	[self.tableView reloadData];
-    preLoad = FALSE;
 	[self scrollToLastUnread:false];
 }
 
 - (void)addEventEntry:(LinphoneEventLog *)event {
 	[eventList addObject:[NSValue valueWithPointer:linphone_event_log_ref(event)]];
+    [totalEventList addObject:[NSValue valueWithPointer:linphone_event_log_ref(event)]];
 	int pos = (int)eventList.count - 1;
 	NSIndexPath *indexPath = [NSIndexPath indexPathForRow:pos inSection:0];
 	[self.tableView beginUpdates];
@@ -297,9 +297,6 @@ static const int BASIC_EVENT_LIST=15;
 static const CGFloat MESSAGE_SPACING_PERCENTAGE = 1.f;
 
 - (CGFloat)tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
-    // pre-download data
-    if (preLoad)
-        return 60;
 	LinphoneEventLog *event = [[eventList objectAtIndex:indexPath.row] pointerValue];
 	if (linphone_event_log_get_type(event) == LinphoneEventLogTypeConferenceChatMessage) {
         LinphoneChatMessage *chat = linphone_event_log_get_chat_message(event);

Classes/Utils/FileTransferDelegate.m

@@ -237,6 +237,11 @@ static LinphoneBuffer *linphone_iphone_file_transfer_send(LinphoneChatMessage *m
 			linphone_chat_message_cbs_set_file_transfer_send(linphone_chat_message_get_callbacks(thiz.message), NULL);
 			thiz.message = NULL;
 			[thiz stopAndDestroy];
+            //workaround fix : avoid chatconversationtableview scrolling
+            [NSNotificationCenter.defaultCenter postNotificationName:kLinphoneFileTransferSendUpdate
+                                                              object:thiz
+                                                            userInfo:@{@"state" : @(LinphoneChatMessageStateDelivered),
+                                                                       }];
 		}
 		return buffer;
 	} else {