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Code Issues Releases Wiki Activity

Load folder dialogs while scrolling.

This commit is contained in:
John Preston 2019-04-18 13:31:16 +04:00
parent 83306bb01f
commit 74c65f30f7
1 changed files with 10 additions and 1 deletions
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11
Telegram/SourceFiles/dialogs/dialogs_widget.cpp
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@ -36,6 +36,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
#include "data/data_channel.h"
#include "data/data_chat.h"
#include "data/data_user.h"
#include "data/data_folder.h"
#include "styles/style_dialogs.h"
#include "styles/style_history.h"
#include "styles/style_window.h"
@ -1055,12 +1056,20 @@ void DialogsWidget::dropEvent(QDropEvent *e) {
}
void DialogsWidget::onListScroll() {
auto scrollTop = _scroll->scrollTop();
const auto scrollTop = _scroll->scrollTop();
_inner->setVisibleTopBottom(scrollTop, scrollTop + _scroll->height());
updateScrollUpVisibility();
// Fix button rendering glitch, Qt bug with WA_OpaquePaintEvent widgets.
_scrollToTop->update();
if (const auto folder = _inner->shownFolder()) {
if (!folder->chatsListLoaded()
&& (scrollTop + height() * PreloadHeightsCount
>= _scroll->scrollTopMax())) {
session().api().requestFolderDialogs(folder->id());
}
}
}
void DialogsWidget::applyFilterUpdate(bool force) {