Dimension MessageBubble::GetPlaceholderSize() {
int width = 0, height = 0;
for (int i=0; i<pElements->GetCount(); i++) {
MessageElement *pElement = static_cast<MessageElement *>(pElements->GetAt(i));
if (width < pElement->GetWidth())
width = pElement->GetWidth();
height += pElement->GetHeight();
if (i+1 < pElements->GetCount())
height += BUBBLE_ITEM_SPACING;
}
return Dimension(width, height);
}
TableViewItem* VKUMessagesListItemProvider::CreateItem(int index, int itemWidth) {
result r;
AppLog("VKUMessagesListItemProvider::CreateItem");
RoundedAvatar *pAvatar; // NOTE: used only if chat and message is out==0
MessageBubble* pMessageBubble;
RelativeLayout itemLayout;
Color bgColor;
JsonObject *itemObject;
IJsonValue *itemValue;
TableViewItem* pItem;
JsonNumber outNumber;
ArrayList *pMessageElements;
Label *pTimeStamp;
String timespampText;
int timestampValue;
String messageText(L"no text????");
int out = 0, readState = 0;
// reverse list
int reversedIndex = _messagesJson->GetCount() - 1 - index;
AppLog("Item %d of %d", reversedIndex, GetItemCount());
// get message string
r = _messagesJson->GetAt(reversedIndex, itemValue);
TryCatch(r == E_SUCCESS, , "Failed GetAt");
itemObject = static_cast<JsonObject *>(itemValue);
JsonParseUtils::GetInteger(*itemObject, L"out", out);
JsonParseUtils::GetInteger(*itemObject, L"date", timestampValue);
JsonParseUtils::GetInteger(*itemObject, L"read_state", readState);
TimeUtils::GetDialogsTime(timestampValue, timespampText);
// create rich text panel
AppLog("Message is %d == out", out);
pMessageBubble = new MessageBubble();
r = pMessageBubble->Construct(Dimension(itemWidth, LIST_HEIGHT));
TryCatch(r == E_SUCCESS, , "Failed Construct RichTextPanel");
pMessageBubble->SetOut(out);
AppLog("RTPanel created and constructed");
itemLayout.Construct();
// get available elements
pMessageElements = GetMessageElementsN(itemObject, itemWidth);
// message text element
for (int i=0; i<pMessageElements->GetCount(); i++) {
AppLog("Adding element %d to pItem", i);
MessageElement *pElement = static_cast<MessageElement *>(pMessageElements->GetAt(i));
pMessageBubble->AddElement(pElement);
AppLog("Added element %d to pItem with size of %dx%d", i, pElement->GetWidth(), pElement->GetHeight());
}
// timestamp label
pTimeStamp = new Label();
pTimeStamp->Construct(Rectangle(0, 0, 100, 28), timespampText);
pTimeStamp->SetTextConfig(28, LABEL_TEXT_STYLE_NORMAL);
pTimeStamp->SetTextColor(Color(TIMESTAMP_TEXT_COLOR, false));
// create table item
pItem = new TableViewItem();
r = pItem->Construct(itemLayout, Dimension(itemWidth, pMessageBubble->GetHeight() + 2*BUBBLE_VERTICAL_MARGIN));
TryCatch(r == E_SUCCESS, , "Failed GetAt");
if (out == 0 && _peerId > 2000000000) {
int fromId;
JsonParseUtils::GetInteger(*itemObject, L"from_id", fromId);
AppLog("Finding avatar for %d", fromId);
pAvatar = new RoundedAvatar(AVATAR_NORMAL);
String * avatarUrl = static_cast<String *>(_pUserIdAvatarMap->GetValue(Integer(fromId)));
pAvatar->Construct(Rectangle(0, 0, 80, 80), *avatarUrl);
r = pItem->AddControl(pAvatar);
itemLayout.SetRelation(*pAvatar, pItem, RECT_EDGE_RELATION_LEFT_TO_LEFT);
itemLayout.SetRelation(*pAvatar, pItem, RECT_EDGE_RELATION_TOP_TO_TOP);
itemLayout.SetMargin(*pAvatar, 10, 0, 10, 0);
}
// add rich text panel to table item
r = pItem->AddControl(pMessageBubble);
TryCatch(r == E_SUCCESS, , "Failed AddControl");
r = pItem->AddControl(pTimeStamp);
itemLayout.SetCenterAligned(*pMessageBubble, CENTER_ALIGN_VERTICAL);
itemLayout.SetHorizontalFitPolicy(*pTimeStamp, FIT_POLICY_CONTENT);
if (out == 1) {
itemLayout.SetRelation(*pMessageBubble, *pItem, RECT_EDGE_RELATION_RIGHT_TO_RIGHT);
itemLayout.SetMargin(*pMessageBubble, 0, 10, 0, 0);
itemLayout.SetRelation(*pTimeStamp, *pMessageBubble, RECT_EDGE_RELATION_RIGHT_TO_LEFT);
itemLayout.SetRelation(*pTimeStamp, *pItem, RECT_EDGE_RELATION_BOTTOM_TO_BOTTOM);
itemLayout.SetMargin(*pTimeStamp, 0, 10, 0, 30);
} else {
if (_peerId > 2000000000) {
itemLayout.SetRelation(*pMessageBubble, pAvatar, RECT_EDGE_RELATION_LEFT_TO_RIGHT);
itemLayout.SetMargin(*pMessageBubble, 10, 0, 0, 0);
} else {
itemLayout.SetRelation(*pMessageBubble, *pItem, RECT_EDGE_RELATION_LEFT_TO_LEFT);
itemLayout.SetMargin(*pMessageBubble, 10, 0, 0, 0);
}
itemLayout.SetRelation(*pTimeStamp, *pMessageBubble, RECT_EDGE_RELATION_LEFT_TO_RIGHT);
itemLayout.SetRelation(*pTimeStamp, *pItem, RECT_EDGE_RELATION_BOTTOM_TO_BOTTOM);
itemLayout.SetMargin(*pTimeStamp, 10, 0, 0, 30);
}
// colors
if (out == 1 && readState == 0) {
bgColor = Color(LIST_ITEM_UNREAD_COLOR, false);
} else {
bgColor = Color::GetColor(COLOR_ID_BLACK);
}
pItem->SetBackgroundColor(bgColor, TABLE_VIEW_ITEM_DRAWING_STATUS_NORMAL);
pItem->SetBackgroundColor(bgColor, TABLE_VIEW_ITEM_DRAWING_STATUS_PRESSED);
pItem->SetBackgroundColor(bgColor, TABLE_VIEW_ITEM_DRAWING_STATUS_HIGHLIGHTED);
pItem->RequestRedraw(true);
AppLog("Returning item");
return pItem;
CATCH:
AppLogException("$${Function:CreateItem} is failed. %s", GetErrorMessage(r));
return null;
}
