tdesktop/Telegram/SourceFiles/history/history_inner_widget.cpp

3225 lines
99 KiB
C++

/*
This file is part of Telegram Desktop,
the official desktop application for the Telegram messaging service.
For license and copyright information please follow this link:
https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
*/
#include "history/history_inner_widget.h"
#include <rpl/merge.h>
#include "styles/style_history.h"
#include "core/file_utilities.h"
#include "core/crash_reports.h"
#include "history/history.h"
#include "history/history_message.h"
#include "history/media/history_media.h"
#include "history/media/history_media_sticker.h"
#include "history/media/history_media_web_page.h"
#include "history/history_item_components.h"
#include "history/history_item_text.h"
#include "history/view/history_view_message.h"
#include "history/view/history_view_service_message.h"
#include "history/view/history_view_cursor_state.h"
#include "history/view/history_view_context_menu.h"
#include "ui/widgets/popup_menu.h"
#include "ui/image/image.h"
#include "ui/toast/toast.h"
#include "ui/text_options.h"
#include "window/window_controller.h"
#include "window/window_peer_menu.h"
#include "boxes/confirm_box.h"
#include "boxes/report_box.h"
#include "boxes/sticker_set_box.h"
#include "chat_helpers/message_field.h"
#include "chat_helpers/stickers.h"
#include "history/history_widget.h"
#include "mainwindow.h"
#include "mainwidget.h"
#include "layout.h"
#include "auth_session.h"
#include "core/application.h"
#include "apiwrap.h"
#include "lang/lang_keys.h"
#include "data/data_session.h"
#include "data/data_media_types.h"
#include "data/data_document.h"
#include "data/data_poll.h"
#include "data/data_photo.h"
#include "data/data_user.h"
namespace {
constexpr auto kScrollDateHideTimeout = 1000;
constexpr auto kUnloadHeavyPartsPages = 3;
// Helper binary search for an item in a list that is not completely
// above the given top of the visible area or below the given bottom of the visible area
// is applied once for blocks list in a history and once for items list in the found block.
template <bool TopToBottom, typename T>
int BinarySearchBlocksOrItems(const T &list, int edge) {
// static_cast to work around GCC bug #78693
auto start = 0, end = static_cast<int>(list.size());
while (end - start > 1) {
auto middle = (start + end) / 2;
auto top = list[middle]->y();
auto chooseLeft = (TopToBottom ? (top <= edge) : (top < edge));
if (chooseLeft) {
start = middle;
} else {
end = middle;
}
}
return start;
}
} // namespace
// flick scroll taken from http://qt-project.org/doc/qt-4.8/demos-embedded-anomaly-src-flickcharm-cpp.html
HistoryInner *HistoryInner::Instance = nullptr;
class HistoryInner::BotAbout : public ClickHandlerHost {
public:
BotAbout(not_null<HistoryInner*> parent, not_null<BotInfo*> info);
// ClickHandlerHost interface
void clickHandlerActiveChanged(const ClickHandlerPtr &p, bool active) override;
void clickHandlerPressedChanged(const ClickHandlerPtr &p, bool pressed) override;
not_null<BotInfo*> info;
int width = 0;
int height = 0;
QRect rect;
private:
not_null<HistoryInner*> _parent;
};
HistoryInner::BotAbout::BotAbout(
not_null<HistoryInner*> parent,
not_null<BotInfo*> info)
: info(info)
, _parent(parent) {
}
void HistoryInner::BotAbout::clickHandlerActiveChanged(
const ClickHandlerPtr &p,
bool active) {
_parent->update(rect);
}
void HistoryInner::BotAbout::clickHandlerPressedChanged(
const ClickHandlerPtr &p,
bool pressed) {
_parent->update(rect);
}
HistoryInner::HistoryInner(
not_null<HistoryWidget*> historyWidget,
not_null<Window::Controller*> controller,
Ui::ScrollArea *scroll,
not_null<History*> history)
: RpWidget(nullptr)
, _controller(controller)
, _peer(history->peer)
, _history(history)
, _migrated(history->migrateFrom())
, _widget(historyWidget)
, _scroll(scroll)
, _scrollDateCheck([this] { scrollDateCheck(); })
, _scrollDateHideTimer([this] { scrollDateHideByTimer(); }) {
Instance = this;
_touchSelectTimer.setSingleShot(true);
connect(&_touchSelectTimer, SIGNAL(timeout()), this, SLOT(onTouchSelect()));
setAttribute(Qt::WA_AcceptTouchEvents);
connect(&_touchScrollTimer, SIGNAL(timeout()), this, SLOT(onTouchScrollTimer()));
_trippleClickTimer.setSingleShot(true);
notifyIsBotChanged();
setMouseTracking(true);
subscribe(_controller->gifPauseLevelChanged(), [this] {
if (!_controller->isGifPausedAtLeastFor(Window::GifPauseReason::Any)) {
update();
}
});
subscribe(_controller->window()->dragFinished(), [this] {
mouseActionUpdate(QCursor::pos());
});
Auth().data().itemRemoved(
) | rpl::start_with_next(
[this](auto item) { itemRemoved(item); },
lifetime());
Auth().data().viewRemoved(
) | rpl::start_with_next(
[this](auto view) { viewRemoved(view); },
lifetime());
Auth().data().itemViewRefreshRequest(
) | rpl::start_with_next(
[this](auto item) { refreshView(item); },
lifetime());
rpl::merge(
Auth().data().historyUnloaded(),
Auth().data().historyCleared()
) | rpl::filter([this](not_null<const History*> history) {
return (_history == history);
}) | rpl::start_with_next([this] {
mouseActionCancel();
}, lifetime());
Auth().data().viewRepaintRequest(
) | rpl::start_with_next([this](not_null<const Element*> view) {
repaintItem(view);
}, lifetime());
Auth().data().viewLayoutChanged(
) | rpl::filter([](not_null<const Element*> view) {
return (view == view->data()->mainView()) && view->isUnderCursor();
}) | rpl::start_with_next([this](not_null<const Element*> view) {
mouseActionUpdate();
}, lifetime());
}
void HistoryInner::messagesReceived(
PeerData *peer,
const QVector<MTPMessage> &messages) {
if (_history->peer == peer) {
_history->addOlderSlice(messages);
} else if (_migrated && _migrated->peer == peer) {
const auto newLoaded = _migrated
&& _migrated->isEmpty()
&& !_history->isEmpty();
_migrated->addOlderSlice(messages);
if (newLoaded) {
_migrated->addNewerSlice(QVector<MTPMessage>());
}
}
}
void HistoryInner::messagesReceivedDown(PeerData *peer, const QVector<MTPMessage> &messages) {
if (_history->peer == peer) {
const auto oldLoaded = _migrated
&& _history->isEmpty()
&& !_migrated->isEmpty();
_history->addNewerSlice(messages);
if (oldLoaded) {
_history->addOlderSlice(QVector<MTPMessage>());
}
} else if (_migrated && _migrated->peer == peer) {
_migrated->addNewerSlice(messages);
}
}
void HistoryInner::repaintItem(const HistoryItem *item) {
if (!item) {
return;
}
repaintItem(item->mainView());
}
void HistoryInner::repaintItem(const Element *view) {
if (_widget->skipItemRepaint()) {
return;
}
const auto top = itemTop(view);
if (top >= 0) {
update(0, top, width(), view->height());
}
}
template <bool TopToBottom, typename Method>
void HistoryInner::enumerateItemsInHistory(History *history, int historytop, Method method) {
// No displayed messages in this history.
if (historytop < 0 || history->isEmpty()) {
return;
}
if (_visibleAreaBottom <= historytop || historytop + history->height() <= _visibleAreaTop) {
return;
}
auto searchEdge = TopToBottom ? _visibleAreaTop : _visibleAreaBottom;
// Binary search for blockIndex of the first block that is not completely below the visible area.
auto blockIndex = BinarySearchBlocksOrItems<TopToBottom>(history->blocks, searchEdge - historytop);
// Binary search for itemIndex of the first item that is not completely below the visible area.
auto block = history->blocks[blockIndex].get();
auto blocktop = historytop + block->y();
auto blockbottom = blocktop + block->height();
auto itemIndex = BinarySearchBlocksOrItems<TopToBottom>(block->messages, searchEdge - blocktop);
while (true) {
while (true) {
auto view = block->messages[itemIndex].get();
auto itemtop = blocktop + view->y();
auto itembottom = itemtop + view->height();
// Binary search should've skipped all the items that are above / below the visible area.
if (TopToBottom) {
if (itembottom <= _visibleAreaTop) {
QStringList debug;
for (const auto &logBlock : history->blocks) {
QStringList debugItems;
for (const auto &logItem : logBlock->messages) {
debugItems.push_back(QString("%1,%2"
).arg(logItem->y()
).arg(logItem->height()
));
}
debug.push_back(QString("b(%1,%2:%3)"
).arg(logBlock->y()
).arg(logBlock->height()
).arg(debugItems.join(';')
));
}
CrashReports::SetAnnotation(
"geometry",
QString("height:%1 "
).arg(history->height()
) + debug.join(';'));
CrashReports::SetAnnotation(
"info",
QString("block:%1(%2,%3), "
"item:%4(%5,%6), "
"limits:%7,%8, "
"has:%9"
).arg(blockIndex
).arg(block->y()
).arg(block->height()
).arg(itemIndex
).arg(view->y()
).arg(view->height()
).arg(_visibleAreaTop
).arg(_visibleAreaBottom
).arg(Logs::b(history->hasPendingResizedItems())
));
Unexpected("itembottom > _visibleAreaTop");
}
Assert(itembottom > _visibleAreaTop);
} else {
Assert(itemtop < _visibleAreaBottom);
}
if (!method(view, itemtop, itembottom)) {
return;
}
// Skip all the items that are below / above the visible area.
if (TopToBottom) {
if (itembottom >= _visibleAreaBottom) {
return;
}
} else {
if (itemtop <= _visibleAreaTop) {
return;
}
}
if (TopToBottom) {
if (++itemIndex >= block->messages.size()) {
break;
}
} else {
if (--itemIndex < 0) {
break;
}
}
}
// Skip all the rest blocks that are below / above the visible area.
if (TopToBottom) {
if (blockbottom >= _visibleAreaBottom) {
return;
}
} else {
if (blocktop <= _visibleAreaTop) {
return;
}
}
if (TopToBottom) {
if (++blockIndex >= history->blocks.size()) {
return;
}
} else {
if (--blockIndex < 0) {
return;
}
}
block = history->blocks[blockIndex].get();
blocktop = historytop + block->y();
blockbottom = blocktop + block->height();
if (TopToBottom) {
itemIndex = 0;
} else {
itemIndex = block->messages.size() - 1;
}
}
}
bool HistoryInner::canHaveFromUserpics() const {
if (_peer->isUser() && !_peer->isSelf() && !Adaptive::ChatWide()) {
return false;
} else if (_peer->isChannel() && !_peer->isMegagroup()) {
return false;
}
return true;
}
template <typename Method>
void HistoryInner::enumerateUserpics(Method method) {
if (!canHaveFromUserpics()) {
return;
}
// Find and remember the top of an attached messages pack
// -1 means we didn't find an attached to next message yet.
int lowestAttachedItemTop = -1;
auto userpicCallback = [&](not_null<Element*> view, int itemtop, int itembottom) {
// Skip all service messages.
const auto item = view->data();
const auto message = item->toHistoryMessage();
if (!message) return true;
if (lowestAttachedItemTop < 0 && view->isAttachedToNext()) {
lowestAttachedItemTop = itemtop + view->marginTop();
}
// Call method on a userpic for all messages that have it and for those who are not showing it
// because of their attachment to the next message if they are bottom-most visible.
if (view->displayFromPhoto() || (view->hasFromPhoto() && itembottom >= _visibleAreaBottom)) {
if (lowestAttachedItemTop < 0) {
lowestAttachedItemTop = itemtop + view->marginTop();
}
// Attach userpic to the bottom of the visible area with the same margin as the last message.
auto userpicMinBottomSkip = st::historyPaddingBottom + st::msgMargin.bottom();
auto userpicBottom = qMin(itembottom - view->marginBottom(), _visibleAreaBottom - userpicMinBottomSkip);
// Do not let the userpic go above the attached messages pack top line.
userpicBottom = qMax(userpicBottom, lowestAttachedItemTop + st::msgPhotoSize);
// Call the template callback function that was passed
// and return if it finished everything it needed.
if (!method(view, userpicBottom - st::msgPhotoSize)) {
return false;
}
}
// Forget the found top of the pack, search for the next one from scratch.
if (!view->isAttachedToNext()) {
lowestAttachedItemTop = -1;
}
return true;
};
enumerateItems<EnumItemsDirection::TopToBottom>(userpicCallback);
}
template <typename Method>
void HistoryInner::enumerateDates(Method method) {
auto drawtop = historyDrawTop();
// Find and remember the bottom of an single-day messages pack
// -1 means we didn't find a same-day with previous message yet.
auto lowestInOneDayItemBottom = -1;
auto dateCallback = [&](not_null<Element*> view, int itemtop, int itembottom) {
const auto item = view->data();
if (lowestInOneDayItemBottom < 0 && view->isInOneDayWithPrevious()) {
lowestInOneDayItemBottom = itembottom - view->marginBottom();
}
// Call method on a date for all messages that have it and for those who are not showing it
// because they are in a one day together with the previous message if they are top-most visible.
if (view->displayDate() || (!item->isEmpty() && itemtop <= _visibleAreaTop)) {
// skip the date of history migrate item if it will be in migrated
if (itemtop < drawtop && item->history() == _history) {
if (itemtop > _visibleAreaTop) {
// Previous item (from the _migrated history) is drawing date now.
return false;
}
}
if (lowestInOneDayItemBottom < 0) {
lowestInOneDayItemBottom = itembottom - view->marginBottom();
}
// Attach date to the top of the visible area with the same margin as it has in service message.
int dateTop = qMax(itemtop, _visibleAreaTop) + st::msgServiceMargin.top();
// Do not let the date go below the single-day messages pack bottom line.
int dateHeight = st::msgServicePadding.bottom() + st::msgServiceFont->height + st::msgServicePadding.top();
dateTop = qMin(dateTop, lowestInOneDayItemBottom - dateHeight);
// Call the template callback function that was passed
// and return if it finished everything it needed.
if (!method(view, itemtop, dateTop)) {
return false;
}
}
// Forget the found bottom of the pack, search for the next one from scratch.
if (!view->isInOneDayWithPrevious()) {
lowestInOneDayItemBottom = -1;
}
return true;
};
enumerateItems<EnumItemsDirection::BottomToTop>(dateCallback);
}
TextSelection HistoryInner::computeRenderSelection(
not_null<const SelectedItems*> selected,
not_null<Element*> view) const {
if (view->isHiddenByGroup()) {
return TextSelection();
}
const auto item = view->data();
const auto itemSelection = [&](not_null<HistoryItem*> item) {
auto i = selected->find(item);
if (i != selected->end()) {
return i->second;
}
return TextSelection();
};
const auto result = itemSelection(item);
if (result != TextSelection() && result != FullSelection) {
return result;
}
if (const auto group = Auth().data().groups().find(item)) {
auto parts = TextSelection();
auto allFullSelected = true;
const auto count = int(group->items.size());
for (auto i = 0; i != count; ++i) {
const auto part = group->items[i];
const auto selection = itemSelection(part);
if (part == item
&& selection != FullSelection
&& selection != TextSelection()) {
return selection;
} else if (selection == FullSelection) {
parts = AddGroupItemSelection(parts, i);
} else {
allFullSelected = false;
}
}
return allFullSelected ? FullSelection : parts;
}
return itemSelection(item);
}
TextSelection HistoryInner::itemRenderSelection(
not_null<Element*> view,
int selfromy,
int seltoy) const {
const auto item = view->data();
const auto y = view->block()->y() + view->y();
if (y >= selfromy && y < seltoy) {
if (_dragSelecting && !item->serviceMsg() && item->id > 0) {
return FullSelection;
}
} else if (!_selected.empty()) {
return computeRenderSelection(&_selected, view);
}
return TextSelection();
}
void HistoryInner::paintEmpty(Painter &p, int width, int height) {
if (!_emptyPainter) {
_emptyPainter = std::make_unique<HistoryView::EmptyPainter>(
_history);
}
_emptyPainter->paint(p, width, height);
}
void HistoryInner::paintEvent(QPaintEvent *e) {
if (Ui::skipPaintEvent(this, e)) {
return;
}
if (hasPendingResizedItems()) {
return;
}
Painter p(this);
auto clip = e->rect();
auto ms = crl::now();
const auto historyDisplayedEmpty = _history->isDisplayedEmpty()
&& (!_migrated || _migrated->isDisplayedEmpty());
bool noHistoryDisplayed = _firstLoading || historyDisplayedEmpty;
if (!_firstLoading && _botAbout && !_botAbout->info->text.isEmpty() && _botAbout->height > 0) {
if (clip.y() < _botAbout->rect.y() + _botAbout->rect.height() && clip.y() + clip.height() > _botAbout->rect.y()) {
p.setTextPalette(st::inTextPalette);
App::roundRect(p, _botAbout->rect, st::msgInBg, MessageInCorners, &st::msgInShadow);
p.setFont(st::msgNameFont);
p.setPen(st::dialogsNameFg);
p.drawText(_botAbout->rect.left() + st::msgPadding.left(), _botAbout->rect.top() + st::msgPadding.top() + st::msgNameFont->ascent, lang(lng_bot_description));
p.setPen(st::historyTextInFg);
_botAbout->info->text.draw(p, _botAbout->rect.left() + st::msgPadding.left(), _botAbout->rect.top() + st::msgPadding.top() + st::msgNameFont->height + st::botDescSkip, _botAbout->width);
p.restoreTextPalette();
}
} else if (historyDisplayedEmpty) {
paintEmpty(p, width(), height());
} else {
_emptyPainter = nullptr;
}
if (!noHistoryDisplayed) {
auto readMentions = base::flat_set<not_null<HistoryItem*>>();
adjustCurrent(clip.top());
auto drawToY = clip.y() + clip.height();
auto selfromy = itemTop(_dragSelFrom);
auto seltoy = itemTop(_dragSelTo);
if (selfromy < 0 || seltoy < 0) {
selfromy = seltoy = -1;
} else {
seltoy += _dragSelTo->height();
}
auto mtop = migratedTop();
auto htop = historyTop();
auto hdrawtop = historyDrawTop();
if (mtop >= 0) {
auto iBlock = (_curHistory == _migrated ? _curBlock : (_migrated->blocks.size() - 1));
auto block = _migrated->blocks[iBlock].get();
auto iItem = (_curHistory == _migrated ? _curItem : (block->messages.size() - 1));
auto view = block->messages[iItem].get();
auto item = view->data();
auto y = mtop + block->y() + view->y();
p.save();
p.translate(0, y);
if (clip.y() < y + view->height()) while (y < drawToY) {
const auto selection = itemRenderSelection(
view,
selfromy - mtop,
seltoy - mtop);
view->draw(p, clip.translated(0, -y), selection, ms);
if (item->hasViews()) {
App::main()->scheduleViewIncrement(item);
}
if (item->isUnreadMention() && !item->isUnreadMedia()) {
readMentions.insert(item);
_widget->enqueueMessageHighlight(view);
}
int32 h = view->height();
p.translate(0, h);
y += h;
++iItem;
if (iItem == block->messages.size()) {
iItem = 0;
++iBlock;
if (iBlock == _migrated->blocks.size()) {
break;
}
block = _migrated->blocks[iBlock].get();
}
view = block->messages[iItem].get();
item = view->data();
}
p.restore();
}
if (htop >= 0) {
auto iBlock = (_curHistory == _history ? _curBlock : 0);
auto block = _history->blocks[iBlock].get();
auto iItem = (_curHistory == _history ? _curItem : 0);
auto view = block->messages[iItem].get();
auto item = view->data();
auto hclip = clip.intersected(QRect(0, hdrawtop, width(), clip.top() + clip.height()));
auto y = htop + block->y() + view->y();
p.save();
p.translate(0, y);
while (y < drawToY) {
auto h = view->height();
if (hclip.y() < y + h && hdrawtop < y + h) {
const auto selection = itemRenderSelection(
view,
selfromy - htop,
seltoy - htop);
view->draw(p, hclip.translated(0, -y), selection, ms);
if (item->hasViews()) {
App::main()->scheduleViewIncrement(item);
}
if (item->isUnreadMention() && !item->isUnreadMedia()) {
readMentions.insert(item);
_widget->enqueueMessageHighlight(view);
}
}
p.translate(0, h);
y += h;
++iItem;
if (iItem == block->messages.size()) {
iItem = 0;
++iBlock;
if (iBlock == _history->blocks.size()) {
break;
}
block = _history->blocks[iBlock].get();
}
view = block->messages[iItem].get();
item = view->data();
}
p.restore();
}
if (!readMentions.empty() && App::wnd()->doWeReadMentions()) {
Auth().api().markMediaRead(readMentions);
}
if (mtop >= 0 || htop >= 0) {
enumerateUserpics([&](not_null<Element*> view, int userpicTop) {
// stop the enumeration if the userpic is below the painted rect
if (userpicTop >= clip.top() + clip.height()) {
return false;
}
// paint the userpic if it intersects the painted rect
if (userpicTop + st::msgPhotoSize > clip.top()) {
const auto message = view->data()->toHistoryMessage();
if (const auto from = message->displayFrom()) {
from->paintUserpicLeft(
p,
st::historyPhotoLeft,
userpicTop,
width(),
st::msgPhotoSize);
} else if (const auto info = message->hiddenForwardedInfo()) {
info->userpic.paint(
p,
st::historyPhotoLeft,
userpicTop,
width(),
st::msgPhotoSize);
} else {
Unexpected("Corrupt forwarded information in message.");
}
}
return true;
});
int dateHeight = st::msgServicePadding.bottom() + st::msgServiceFont->height + st::msgServicePadding.top();
//QDate lastDate;
//if (!_history->isEmpty()) {
// lastDate = _history->blocks.back()->messages.back()->data()->date.date();
//}
//// if item top is before this value always show date as a floating date
//int showFloatingBefore = height() - 2 * (_visibleAreaBottom - _visibleAreaTop) - dateHeight;
auto scrollDateOpacity = _scrollDateOpacity.value(_scrollDateShown ? 1. : 0.);
enumerateDates([&](not_null<Element*> view, int itemtop, int dateTop) {
// stop the enumeration if the date is above the painted rect
if (dateTop + dateHeight <= clip.top()) {
return false;
}
const auto displayDate = view->displayDate();
auto dateInPlace = displayDate;
if (dateInPlace) {
const auto correctDateTop = itemtop + st::msgServiceMargin.top();
dateInPlace = (dateTop < correctDateTop + dateHeight);
}
//bool noFloatingDate = (item->date.date() == lastDate && displayDate);
//if (noFloatingDate) {
// if (itemtop < showFloatingBefore) {
// noFloatingDate = false;
// }
//}
// paint the date if it intersects the painted rect
if (dateTop < clip.top() + clip.height()) {
auto opacity = (dateInPlace/* || noFloatingDate*/) ? 1. : scrollDateOpacity;
if (opacity > 0.) {
p.setOpacity(opacity);
const auto dateY = false // noFloatingDate
? itemtop
: (dateTop - st::msgServiceMargin.top());
if (const auto date = view->Get<HistoryView::DateBadge>()) {
date->paint(p, dateY, _contentWidth);
} else {
HistoryView::ServiceMessagePainter::paintDate(
p,
view->dateTime(),
dateY,
_contentWidth);
}
}
}
return true;
});
}
}
}
bool HistoryInner::eventHook(QEvent *e) {
if (e->type() == QEvent::TouchBegin
|| e->type() == QEvent::TouchUpdate
|| e->type() == QEvent::TouchEnd
|| e->type() == QEvent::TouchCancel) {
QTouchEvent *ev = static_cast<QTouchEvent*>(e);
if (ev->device()->type() == QTouchDevice::TouchScreen) {
touchEvent(ev);
return true;
}
}
return RpWidget::eventHook(e);
}
void HistoryInner::onTouchScrollTimer() {
auto nowTime = crl::now();
if (_touchScrollState == Ui::TouchScrollState::Acceleration && _touchWaitingAcceleration && (nowTime - _touchAccelerationTime) > 40) {
_touchScrollState = Ui::TouchScrollState::Manual;
touchResetSpeed();
} else if (_touchScrollState == Ui::TouchScrollState::Auto || _touchScrollState == Ui::TouchScrollState::Acceleration) {
int32 elapsed = int32(nowTime - _touchTime);
QPoint delta = _touchSpeed * elapsed / 1000;
bool hasScrolled = _widget->touchScroll(delta);
if (_touchSpeed.isNull() || !hasScrolled) {
_touchScrollState = Ui::TouchScrollState::Manual;
_touchScroll = false;
_touchScrollTimer.stop();
} else {
_touchTime = nowTime;
}
touchDeaccelerate(elapsed);
}
}
void HistoryInner::touchUpdateSpeed() {
const auto nowTime = crl::now();
if (_touchPrevPosValid) {
const int elapsed = nowTime - _touchSpeedTime;
if (elapsed) {
const QPoint newPixelDiff = (_touchPos - _touchPrevPos);
const QPoint pixelsPerSecond = newPixelDiff * (1000 / elapsed);
// fingers are inacurates, we ignore small changes to avoid stopping the autoscroll because
// of a small horizontal offset when scrolling vertically
const int newSpeedY = (qAbs(pixelsPerSecond.y()) > FingerAccuracyThreshold) ? pixelsPerSecond.y() : 0;
const int newSpeedX = (qAbs(pixelsPerSecond.x()) > FingerAccuracyThreshold) ? pixelsPerSecond.x() : 0;
if (_touchScrollState == Ui::TouchScrollState::Auto) {
const int oldSpeedY = _touchSpeed.y();
const int oldSpeedX = _touchSpeed.x();
if ((oldSpeedY <= 0 && newSpeedY <= 0) || ((oldSpeedY >= 0 && newSpeedY >= 0)
&& (oldSpeedX <= 0 && newSpeedX <= 0)) || (oldSpeedX >= 0 && newSpeedX >= 0)) {
_touchSpeed.setY(snap((oldSpeedY + (newSpeedY / 4)), -MaxScrollAccelerated, +MaxScrollAccelerated));
_touchSpeed.setX(snap((oldSpeedX + (newSpeedX / 4)), -MaxScrollAccelerated, +MaxScrollAccelerated));
} else {
_touchSpeed = QPoint();
}
} else {
// we average the speed to avoid strange effects with the last delta
if (!_touchSpeed.isNull()) {
_touchSpeed.setX(snap((_touchSpeed.x() / 4) + (newSpeedX * 3 / 4), -MaxScrollFlick, +MaxScrollFlick));
_touchSpeed.setY(snap((_touchSpeed.y() / 4) + (newSpeedY * 3 / 4), -MaxScrollFlick, +MaxScrollFlick));
} else {
_touchSpeed = QPoint(newSpeedX, newSpeedY);
}
}
}
} else {
_touchPrevPosValid = true;
}
_touchSpeedTime = nowTime;
_touchPrevPos = _touchPos;
}
void HistoryInner::touchResetSpeed() {
_touchSpeed = QPoint();
_touchPrevPosValid = false;
}
void HistoryInner::touchDeaccelerate(int32 elapsed) {
int32 x = _touchSpeed.x();
int32 y = _touchSpeed.y();
_touchSpeed.setX((x == 0) ? x : (x > 0) ? qMax(0, x - elapsed) : qMin(0, x + elapsed));
_touchSpeed.setY((y == 0) ? y : (y > 0) ? qMax(0, y - elapsed) : qMin(0, y + elapsed));
}
void HistoryInner::touchEvent(QTouchEvent *e) {
const Qt::TouchPointStates &states(e->touchPointStates());
if (e->type() == QEvent::TouchCancel) { // cancel
if (!_touchInProgress) return;
_touchInProgress = false;
_touchSelectTimer.stop();
_touchScroll = _touchSelect = false;
_touchScrollState = Ui::TouchScrollState::Manual;
mouseActionCancel();
return;
}
if (!e->touchPoints().isEmpty()) {
_touchPrevPos = _touchPos;
_touchPos = e->touchPoints().cbegin()->screenPos().toPoint();
}
switch (e->type()) {
case QEvent::TouchBegin: {
if (_menu) {
e->accept();
return; // ignore mouse press, that was hiding context menu
}
if (_touchInProgress) return;
if (e->touchPoints().isEmpty()) return;
_touchInProgress = true;
if (_touchScrollState == Ui::TouchScrollState::Auto) {
_touchScrollState = Ui::TouchScrollState::Acceleration;
_touchWaitingAcceleration = true;
_touchAccelerationTime = crl::now();
touchUpdateSpeed();
_touchStart = _touchPos;
} else {
_touchScroll = false;
_touchSelectTimer.start(QApplication::startDragTime());
}
_touchSelect = false;
_touchStart = _touchPrevPos = _touchPos;
} break;
case QEvent::TouchUpdate: {
if (!_touchInProgress) return;
if (_touchSelect) {
mouseActionUpdate(_touchPos);
} else if (!_touchScroll && (_touchPos - _touchStart).manhattanLength() >= QApplication::startDragDistance()) {
_touchSelectTimer.stop();
_touchScroll = true;
touchUpdateSpeed();
}
if (_touchScroll) {
if (_touchScrollState == Ui::TouchScrollState::Manual) {
touchScrollUpdated(_touchPos);
} else if (_touchScrollState == Ui::TouchScrollState::Acceleration) {
touchUpdateSpeed();
_touchAccelerationTime = crl::now();
if (_touchSpeed.isNull()) {
_touchScrollState = Ui::TouchScrollState::Manual;
}
}
}
} break;
case QEvent::TouchEnd: {
if (!_touchInProgress) return;
_touchInProgress = false;
auto weak = make_weak(this);
if (_touchSelect) {
mouseActionFinish(_touchPos, Qt::RightButton);
QContextMenuEvent contextMenu(QContextMenuEvent::Mouse, mapFromGlobal(_touchPos), _touchPos);
showContextMenu(&contextMenu, true);
_touchScroll = false;
} else if (_touchScroll) {
if (_touchScrollState == Ui::TouchScrollState::Manual) {
_touchScrollState = Ui::TouchScrollState::Auto;
_touchPrevPosValid = false;
_touchScrollTimer.start(15);
_touchTime = crl::now();
} else if (_touchScrollState == Ui::TouchScrollState::Auto) {
_touchScrollState = Ui::TouchScrollState::Manual;
_touchScroll = false;
touchResetSpeed();
} else if (_touchScrollState == Ui::TouchScrollState::Acceleration) {
_touchScrollState = Ui::TouchScrollState::Auto;
_touchWaitingAcceleration = false;
_touchPrevPosValid = false;
}
} else { // One short tap is like left mouse click.
mouseActionStart(_touchPos, Qt::LeftButton);
mouseActionFinish(_touchPos, Qt::LeftButton);
}
if (weak) {
_touchSelectTimer.stop();
_touchSelect = false;
}
} break;
}
}
void HistoryInner::mouseMoveEvent(QMouseEvent *e) {
static auto lastGlobalPosition = e->globalPos();
auto reallyMoved = (lastGlobalPosition != e->globalPos());
auto buttonsPressed = (e->buttons() & (Qt::LeftButton | Qt::MiddleButton));
if (!buttonsPressed && _mouseAction != MouseAction::None) {
mouseReleaseEvent(e);
}
if (reallyMoved) {
lastGlobalPosition = e->globalPos();
if (!buttonsPressed || (_scrollDateLink && ClickHandler::getPressed() == _scrollDateLink)) {
keepScrollDateForNow();
}
}
mouseActionUpdate(e->globalPos());
}
void HistoryInner::mouseActionUpdate(const QPoint &screenPos) {
_mousePosition = screenPos;
mouseActionUpdate();
}
void HistoryInner::touchScrollUpdated(const QPoint &screenPos) {
_touchPos = screenPos;
_widget->touchScroll(_touchPos - _touchPrevPos);
touchUpdateSpeed();
}
QPoint HistoryInner::mapPointToItem(QPoint p, const Element *view) const {
if (view) {
const auto top = itemTop(view);
p.setY(p.y() - top);
return p;
}
return QPoint();
}
QPoint HistoryInner::mapPointToItem(
QPoint p,
const HistoryItem *item) const {
return item ? mapPointToItem(p, item->mainView()) : QPoint();
}
void HistoryInner::mousePressEvent(QMouseEvent *e) {
if (_menu) {
e->accept();
return; // ignore mouse press, that was hiding context menu
}
mouseActionStart(e->globalPos(), e->button());
}
void HistoryInner::mouseActionStart(const QPoint &screenPos, Qt::MouseButton button) {
mouseActionUpdate(screenPos);
if (button != Qt::LeftButton) return;
ClickHandler::pressed();
if (App::pressedItem() != App::hoveredItem()) {
repaintItem(App::pressedItem());
App::pressedItem(App::hoveredItem());
repaintItem(App::pressedItem());
}
const auto mouseActionView = App::mousedItem();
_mouseAction = MouseAction::None;
_mouseActionItem = mouseActionView
? mouseActionView->data().get()
: nullptr;
_dragStartPosition = mapPointToItem(mapFromGlobal(screenPos), mouseActionView);
_pressWasInactive = _controller->window()->wasInactivePress();
if (_pressWasInactive) _controller->window()->setInactivePress(false);
if (ClickHandler::getPressed()) {
_mouseAction = MouseAction::PrepareDrag;
} else if (!_selected.empty()) {
if (_selected.cbegin()->second == FullSelection) {
if (_dragStateItem
&& _selected.find(_dragStateItem) != _selected.cend()
&& App::hoveredItem()) {
_mouseAction = MouseAction::PrepareDrag; // start items drag
} else if (!_pressWasInactive) {
_mouseAction = MouseAction::PrepareSelect; // start items select
}
}
}
if (_mouseAction == MouseAction::None && mouseActionView) {
TextState dragState;
if (_trippleClickTimer.isActive() && (screenPos - _trippleClickPoint).manhattanLength() < QApplication::startDragDistance()) {
StateRequest request;
request.flags = Text::StateRequest::Flag::LookupSymbol;
dragState = mouseActionView->textState(_dragStartPosition, request);
if (dragState.cursor == CursorState::Text) {
TextSelection selStatus = { dragState.symbol, dragState.symbol };
if (selStatus != FullSelection && (_selected.empty() || _selected.cbegin()->second != FullSelection)) {
if (!_selected.empty()) {
repaintItem(_selected.cbegin()->first);
_selected.clear();
}
_selected.emplace(_mouseActionItem, selStatus);
_mouseTextSymbol = dragState.symbol;
_mouseAction = MouseAction::Selecting;
_mouseSelectType = TextSelectType::Paragraphs;
mouseActionUpdate(_mousePosition);
_trippleClickTimer.start(QApplication::doubleClickInterval());
}
}
} else if (App::pressedItem()) {
StateRequest request;
request.flags = Text::StateRequest::Flag::LookupSymbol;
dragState = mouseActionView->textState(_dragStartPosition, request);
}
if (_mouseSelectType != TextSelectType::Paragraphs) {
if (App::pressedItem()) {
_mouseTextSymbol = dragState.symbol;
bool uponSelected = (dragState.cursor == CursorState::Text);
if (uponSelected) {
if (_selected.empty()
|| _selected.cbegin()->second == FullSelection
|| _selected.cbegin()->first != _mouseActionItem) {
uponSelected = false;
} else {
uint16 selFrom = _selected.cbegin()->second.from, selTo = _selected.cbegin()->second.to;
if (_mouseTextSymbol < selFrom || _mouseTextSymbol >= selTo) {
uponSelected = false;
}
}
}
if (uponSelected) {
_mouseAction = MouseAction::PrepareDrag; // start text drag
} else if (!_pressWasInactive) {
if (dynamic_cast<HistorySticker*>(App::pressedItem()->media())
|| _mouseCursorState == CursorState::Date) {
_mouseAction = MouseAction::PrepareDrag; // start sticker drag or by-date drag
} else {
if (dragState.afterSymbol) ++_mouseTextSymbol;
TextSelection selStatus = { _mouseTextSymbol, _mouseTextSymbol };
if (selStatus != FullSelection && (_selected.empty() || _selected.cbegin()->second != FullSelection)) {
if (!_selected.empty()) {
repaintItem(_selected.cbegin()->first);
_selected.clear();
}
_selected.emplace(_mouseActionItem, selStatus);
_mouseAction = MouseAction::Selecting;
repaintItem(_mouseActionItem);
} else {
_mouseAction = MouseAction::PrepareSelect;
}
}
}
} else if (!_pressWasInactive) {
_mouseAction = MouseAction::PrepareSelect; // start items select
}
}
}
if (!_mouseActionItem) {
_mouseAction = MouseAction::None;
} else if (_mouseAction == MouseAction::None) {
_mouseActionItem = nullptr;
}
}
void HistoryInner::mouseActionCancel() {
_mouseActionItem = nullptr;
_dragStateItem = nullptr;
_mouseAction = MouseAction::None;
_dragStartPosition = QPoint(0, 0);
_dragSelFrom = _dragSelTo = nullptr;
_wasSelectedText = false;
_widget->noSelectingScroll();
}
std::unique_ptr<QMimeData> HistoryInner::prepareDrag() {
if (_mouseAction != MouseAction::Dragging) {
return nullptr;
}
const auto pressedHandler = ClickHandler::getPressed();
if (dynamic_cast<VoiceSeekClickHandler*>(pressedHandler.get())) {
return nullptr;
}
const auto mouseActionView = _mouseActionItem
? _mouseActionItem->mainView()
: nullptr;
bool uponSelected = false;
if (mouseActionView) {
if (!_selected.empty() && _selected.cbegin()->second == FullSelection) {
uponSelected = _dragStateItem
&& (_selected.find(_dragStateItem) != _selected.cend());
} else {
StateRequest request;
request.flags |= Text::StateRequest::Flag::LookupSymbol;
auto dragState = mouseActionView->textState(_dragStartPosition, request);
uponSelected = (dragState.cursor == CursorState::Text);
if (uponSelected) {
if (_selected.empty()
|| _selected.cbegin()->second == FullSelection
|| _selected.cbegin()->first != _mouseActionItem) {
uponSelected = false;
} else {
uint16 selFrom = _selected.cbegin()->second.from, selTo = _selected.cbegin()->second.to;
if (dragState.symbol < selFrom || dragState.symbol >= selTo) {
uponSelected = false;
}
}
}
}
}
auto urls = QList<QUrl>();
const auto selectedText = [&] {
if (uponSelected) {
return getSelectedText();
} else if (pressedHandler) {
//if (!sel.isEmpty() && sel.at(0) != '/' && sel.at(0) != '@' && sel.at(0) != '#') {
// urls.push_back(QUrl::fromEncoded(sel.toUtf8())); // Google Chrome crashes in Mac OS X O_o
//}
return TextForMimeData::Simple(pressedHandler->dragText());
}
return TextForMimeData();
}();
if (auto mimeData = MimeDataFromText(selectedText)) {
updateDragSelection(nullptr, nullptr, false);
_widget->noSelectingScroll();
if (!urls.isEmpty()) mimeData->setUrls(urls);
if (uponSelected && !Adaptive::OneColumn()) {
auto selectedState = getSelectionState();
if (selectedState.count > 0 && selectedState.count == selectedState.canForwardCount) {
Auth().data().setMimeForwardIds(getSelectedItems());
mimeData->setData(qsl("application/x-td-forward"), "1");
}
}
return mimeData;
} else if (_dragStateItem) {
const auto view = _dragStateItem->mainView();
if (!view) {
return nullptr;
}
auto forwardIds = MessageIdsList();
if (_mouseCursorState == CursorState::Date) {
forwardIds = Auth().data().itemOrItsGroup(_dragStateItem);
} else if (view->isHiddenByGroup() && pressedHandler) {
forwardIds = MessageIdsList(1, _dragStateItem->fullId());
} else if (const auto media = view->media()) {
if (media->dragItemByHandler(pressedHandler)
|| media->dragItem()) {
forwardIds = MessageIdsList(1, _dragStateItem->fullId());
}
}
if (forwardIds.empty()) {
return nullptr;
}
Auth().data().setMimeForwardIds(std::move(forwardIds));
auto result = std::make_unique<QMimeData>();
result->setData(qsl("application/x-td-forward"), "1");
if (const auto media = view->media()) {
if (const auto document = media->getDocument()) {
const auto filepath = document->filepath(
DocumentData::FilePathResolve::Checked);
if (!filepath.isEmpty()) {
QList<QUrl> urls;
urls.push_back(QUrl::fromLocalFile(filepath));
result->setUrls(urls);
}
}
}
return result;
}
return nullptr;
}
void HistoryInner::performDrag() {
if (auto mimeData = prepareDrag()) {
// This call enters event loop and can destroy any QObject.
_controller->window()->launchDrag(std::move(mimeData));
}
}
void HistoryInner::itemRemoved(not_null<const HistoryItem*> item) {
if (_history != item->history() && _migrated != item->history()) {
return;
}
if (!App::main()) {
return;
}
auto i = _selected.find(item);
if (i != _selected.cend()) {
_selected.erase(i);
_widget->updateTopBarSelection();
}
if (_mouseActionItem == item) {
mouseActionCancel();
}
if (_dragStateItem == item) {
_dragStateItem = nullptr;
}
if ((_dragSelFrom && _dragSelFrom->data() == item)
|| (_dragSelTo && _dragSelTo->data() == item)) {
_dragSelFrom = nullptr;
_dragSelTo = nullptr;
update();
}
if (_scrollDateLastItem && _scrollDateLastItem->data() == item) {
_scrollDateLastItem = nullptr;
}
mouseActionUpdate();
}
void HistoryInner::viewRemoved(not_null<const Element*> view) {
if (_dragSelFrom == view) {
_dragSelFrom = nullptr;
}
if (_dragSelTo == view) {
_dragSelTo = nullptr;
}
if (_scrollDateLastItem == view) {
_scrollDateLastItem = nullptr;
}
}
void HistoryInner::refreshView(not_null<HistoryItem*> item) {
const auto dragSelFrom = (_dragSelFrom && _dragSelFrom->data() == item);
const auto dragSelTo = (_dragSelTo && _dragSelTo->data() == item);
const auto scrollDateLastItem = (_scrollDateLastItem
&& _scrollDateLastItem->data() == item);
item->refreshMainView();
if (dragSelFrom) {
_dragSelFrom = item->mainView();
}
if (dragSelTo) {
_dragSelTo = item->mainView();
}
if (scrollDateLastItem) {
_scrollDateLastItem = item->mainView();
}
}
void HistoryInner::mouseActionFinish(
const QPoint &screenPos,
Qt::MouseButton button) {
mouseActionUpdate(screenPos);
auto activated = ClickHandler::unpressed();
if (_mouseAction == MouseAction::Dragging) {
activated = nullptr;
} else if (_mouseActionItem) {
// if we are in selecting items mode perhaps we want to
// toggle selection instead of activating the pressed link
if (_mouseAction == MouseAction::PrepareDrag && !_pressWasInactive && !_selected.empty() && _selected.cbegin()->second == FullSelection && button != Qt::RightButton) {
if (const auto view = _mouseActionItem->mainView()) {
if (const auto media = view->media()) {
if (media->toggleSelectionByHandlerClick(activated)) {
activated = nullptr;
}
}
}
}
}
const auto pressedItemView = App::pressedItem();
if (pressedItemView) {
repaintItem(pressedItemView);
App::pressedItem(nullptr);
}
_wasSelectedText = false;
if (activated) {
mouseActionCancel();
const auto pressedItemId = pressedItemView
? pressedItemView->data()->fullId()
: FullMsgId();
App::activateClickHandler(activated, {
button,
QVariant::fromValue(pressedItemId)
});
return;
}
if ((_mouseAction == MouseAction::PrepareSelect)
&& !_pressWasInactive
&& !_selected.empty()
&& (_selected.cbegin()->second == FullSelection)) {
changeSelectionAsGroup(
&_selected,
_mouseActionItem,
SelectAction::Invert);
repaintItem(_mouseActionItem);
} else if ((_mouseAction == MouseAction::PrepareDrag)
&& !_pressWasInactive
&& _dragStateItem
&& (button != Qt::RightButton)) {
auto i = _selected.find(_dragStateItem);
if (i != _selected.cend() && i->second == FullSelection) {
_selected.erase(i);
repaintItem(_mouseActionItem);
} else if ((i == _selected.cend())
&& !_dragStateItem->serviceMsg()
&& (_dragStateItem->id > 0)
&& !_selected.empty()
&& _selected.cbegin()->second == FullSelection) {
if (_selected.size() < MaxSelectedItems) {
_selected.emplace(_dragStateItem, FullSelection);
repaintItem(_mouseActionItem);
}
} else {
_selected.clear();
update();
}
} else if (_mouseAction == MouseAction::Selecting) {
if (_dragSelFrom && _dragSelTo) {
applyDragSelection();
_dragSelFrom = _dragSelTo = nullptr;
} else if (!_selected.empty() && !_pressWasInactive) {
auto sel = _selected.cbegin()->second;
if (sel != FullSelection && sel.from == sel.to) {
_selected.clear();
App::wnd()->setInnerFocus();
}
}
}
_mouseAction = MouseAction::None;
_mouseActionItem = nullptr;
_mouseSelectType = TextSelectType::Letters;
_widget->noSelectingScroll();
_widget->updateTopBarSelection();
#if defined Q_OS_LINUX32 || defined Q_OS_LINUX64
if (!_selected.empty() && _selected.cbegin()->second != FullSelection) {
const auto [item, selection] = *_selected.cbegin();
if (const auto view = item->mainView()) {
SetClipboardText(
view->selectedText(selection),
QClipboard::Selection);
}
}
#endif // Q_OS_LINUX32 || Q_OS_LINUX64
}
void HistoryInner::mouseReleaseEvent(QMouseEvent *e) {
mouseActionFinish(e->globalPos(), e->button());
if (!rect().contains(e->pos())) {
leaveEvent(e);
}
}
void HistoryInner::mouseDoubleClickEvent(QMouseEvent *e) {
mouseActionStart(e->globalPos(), e->button());
const auto mouseActionView = _mouseActionItem
? _mouseActionItem->mainView()
: nullptr;
if (_mouseSelectType == TextSelectType::Letters
&& mouseActionView
&& ((_mouseAction == MouseAction::Selecting
&& !_selected.empty()
&& _selected.cbegin()->second != FullSelection)
|| (_mouseAction == MouseAction::None
&& (_selected.empty()
|| _selected.cbegin()->second != FullSelection)))) {
StateRequest request;
request.flags |= Text::StateRequest::Flag::LookupSymbol;
auto dragState = mouseActionView->textState(_dragStartPosition, request);
if (dragState.cursor == CursorState::Text) {
_mouseTextSymbol = dragState.symbol;
_mouseSelectType = TextSelectType::Words;
if (_mouseAction == MouseAction::None) {
_mouseAction = MouseAction::Selecting;
TextSelection selStatus = { dragState.symbol, dragState.symbol };
if (!_selected.empty()) {
repaintItem(_selected.cbegin()->first);
_selected.clear();
}
_selected.emplace(_mouseActionItem, selStatus);
}
mouseMoveEvent(e);
_trippleClickPoint = e->globalPos();
_trippleClickTimer.start(QApplication::doubleClickInterval());
}
}
if (!ClickHandler::getActive()
&& !ClickHandler::getPressed()
&& (_mouseCursorState == CursorState::None
|| _mouseCursorState == CursorState::Date)
&& !inSelectionMode()) {
if (const auto item = _mouseActionItem) {
mouseActionCancel();
_widget->replyToMessage(item);
}
}
}
void HistoryInner::contextMenuEvent(QContextMenuEvent *e) {
showContextMenu(e);
}
void HistoryInner::showContextMenu(QContextMenuEvent *e, bool showFromTouch) {
if (e->reason() == QContextMenuEvent::Mouse) {
mouseActionUpdate(e->globalPos());
}
auto selectedState = getSelectionState();
auto canSendMessages = _peer->canWrite();
// -2 - has full selected items, but not over, -1 - has selection, but no over, 0 - no selection, 1 - over text, 2 - over full selected items
auto isUponSelected = 0;
auto hasSelected = 0;
if (!_selected.empty()) {
isUponSelected = -1;
if (_selected.cbegin()->second == FullSelection) {
hasSelected = 2;
if (_dragStateItem && _selected.find(_dragStateItem) != _selected.cend()) {
isUponSelected = 2;
} else {
isUponSelected = -2;
}
} else {
uint16 selFrom = _selected.cbegin()->second.from, selTo = _selected.cbegin()->second.to;
hasSelected = (selTo > selFrom) ? 1 : 0;
if (App::mousedItem() && App::mousedItem() == App::hoveredItem()) {
auto mousePos = mapPointToItem(mapFromGlobal(_mousePosition), App::mousedItem());
StateRequest request;
request.flags |= Text::StateRequest::Flag::LookupSymbol;
auto dragState = App::mousedItem()->textState(mousePos, request);
if (dragState.cursor == CursorState::Text
&& dragState.symbol >= selFrom
&& dragState.symbol < selTo) {
isUponSelected = 1;
}
}
}
}
if (showFromTouch && hasSelected && isUponSelected < hasSelected) {
isUponSelected = hasSelected;
}
_menu = base::make_unique_q<Ui::PopupMenu>(this);
const auto addItemActions = [&](HistoryItem *item) {
if (!item
|| !IsServerMsgId(item->id)
|| isUponSelected == 2
|| isUponSelected == -2) {
return;
}
const auto itemId = item->fullId();
if (canSendMessages) {
_menu->addAction(lang(lng_context_reply_msg), [=] {
_widget->replyToMessage(itemId);
});
}
if (item->allowsEdit(unixtime())) {
_menu->addAction(lang(lng_context_edit_msg), [=] {
_widget->editMessage(itemId);
});
}
if (item->canPin()) {
const auto isPinned = item->isPinned();
_menu->addAction(lang(isPinned ? lng_context_unpin_msg : lng_context_pin_msg), [=] {
if (isPinned) {
_widget->unpinMessage(itemId);
} else {
_widget->pinMessage(itemId);
}
});
}
};
const auto addPhotoActions = [&](not_null<PhotoData*> photo) {
_menu->addAction(lang(lng_context_save_image), App::LambdaDelayed(st::defaultDropdownMenu.menu.ripple.hideDuration, this, [=] {
savePhotoToFile(photo);
}));
_menu->addAction(lang(lng_context_copy_image), [=] {
copyContextImage(photo);
});
if (photo->hasSticker) {
_menu->addAction(lang(lng_context_attached_stickers), [=] {
Auth().api().requestAttachedStickerSets(photo);
});
}
};
const auto addDocumentActions = [&](not_null<DocumentData*> document) {
if (document->loading()) {
_menu->addAction(lang(lng_context_cancel_download), [=] {
cancelContextDownload(document);
});
return;
}
const auto item = _dragStateItem;
const auto itemId = item ? item->fullId() : FullMsgId();
const auto lnkIsVideo = document->isVideoFile();
const auto lnkIsVoice = document->isVoiceMessage();
const auto lnkIsAudio = document->isAudioFile();
if (document->loaded() && document->isGifv()) {
if (!cAutoPlayGif()) {
_menu->addAction(lang(lng_context_open_gif), [=] {
openContextGif(itemId);
});
}
_menu->addAction(lang(lng_context_save_gif), [=] {
saveContextGif(itemId);
});
}
if (!document->filepath(DocumentData::FilePathResolve::Checked).isEmpty()) {
_menu->addAction(lang((cPlatform() == dbipMac || cPlatform() == dbipMacOld) ? lng_context_show_in_finder : lng_context_show_in_folder), [=] {
showContextInFolder(document);
});
}
_menu->addAction(lang(lnkIsVideo ? lng_context_save_video : (lnkIsVoice ? lng_context_save_audio : (lnkIsAudio ? lng_context_save_audio_file : lng_context_save_file))), App::LambdaDelayed(st::defaultDropdownMenu.menu.ripple.hideDuration, this, [=] {
saveDocumentToFile(itemId, document);
}));
};
const auto link = ClickHandler::getActive();
auto lnkPhoto = dynamic_cast<PhotoClickHandler*>(link.get());
auto lnkDocument = dynamic_cast<DocumentClickHandler*>(link.get());
if (lnkPhoto || lnkDocument) {
const auto item = _dragStateItem;
const auto itemId = item ? item->fullId() : FullMsgId();
if (isUponSelected > 0) {
_menu->addAction(
lang((isUponSelected > 1)
? lng_context_copy_selected_items
: lng_context_copy_selected),
[=] { copySelectedText(); });
}
addItemActions(item);
if (lnkPhoto) {
addPhotoActions(lnkPhoto->photo());
} else {
addDocumentActions(lnkDocument->document());
}
if (item && item->hasDirectLink() && isUponSelected != 2 && isUponSelected != -2) {
_menu->addAction(lang(item->history()->peer->isMegagroup() ? lng_context_copy_link : lng_context_copy_post_link), [=] {
HistoryView::CopyPostLink(itemId);
});
}
if (isUponSelected > 1) {
if (selectedState.count > 0 && selectedState.canForwardCount == selectedState.count) {
_menu->addAction(lang(lng_context_forward_selected), [=] {
_widget->forwardSelected();
});
}
if (selectedState.count > 0 && selectedState.canDeleteCount == selectedState.count) {
_menu->addAction(lang(lng_context_delete_selected), [=] {
_widget->confirmDeleteSelected();
});
}
_menu->addAction(lang(lng_context_clear_selection), [=] {
_widget->clearSelected();
});
} else if (item) {
const auto itemId = item->fullId();
if (isUponSelected != -2) {
if (item->allowsForward()) {
_menu->addAction(lang(lng_context_forward_msg), [=] {
forwardItem(itemId);
});
}
if (item->canDelete()) {
_menu->addAction(lang(lng_context_delete_msg), [=] {
deleteItem(itemId);
});
}
if (item->suggestReport()) {
_menu->addAction(lang(lng_context_report_msg), [=] {
reportItem(itemId);
});
}
}
if (IsServerMsgId(item->id) && !item->serviceMsg()) {
_menu->addAction(lang(lng_context_select_msg), [=] {
if (const auto item = Auth().data().message(itemId)) {
if (const auto view = item->mainView()) {
changeSelection(&_selected, item, SelectAction::Select);
repaintItem(item);
_widget->updateTopBarSelection();
}
}
});
}
}
} else { // maybe cursor on some text history item?
const auto item = [&]() -> HistoryItem* {
if (const auto result = App::hoveredItem()
? App::hoveredItem()->data().get()
: App::hoveredLinkItem()
? App::hoveredLinkItem()->data().get()
: nullptr) {
if (const auto group = Auth().data().groups().find(result)) {
return group->items.front();
}
return result;
}
return nullptr;
}();
const auto itemId = item ? item->fullId() : FullMsgId();
const auto canDelete = item
&& item->canDelete()
&& (item->id > 0 || !item->serviceMsg());
const auto canForward = item && item->allowsForward();
const auto canReport = item && item->suggestReport();
const auto view = item ? item->mainView() : nullptr;
const auto msg = dynamic_cast<HistoryMessage*>(item);
if (isUponSelected > 0) {
_menu->addAction(
lang((isUponSelected > 1)
? lng_context_copy_selected_items
: lng_context_copy_selected),
[=] { copySelectedText(); });
addItemActions(item);
} else {
addItemActions(item);
if (item && !isUponSelected) {
const auto media = (view ? view->media() : nullptr);
const auto mediaHasTextForCopy = media && media->hasTextForCopy();
if (const auto document = media ? media->getDocument() : nullptr) {
if (document->sticker()) {
if (document->sticker()->set.type() != mtpc_inputStickerSetEmpty) {
_menu->addAction(lang(document->isStickerSetInstalled() ? lng_context_pack_info : lng_context_pack_add), [=] {
showStickerPackInfo(document);
});
_menu->addAction(lang(Stickers::IsFaved(document) ? lng_faved_stickers_remove : lng_faved_stickers_add), [=] {
Auth().api().toggleFavedSticker(
document,
itemId,
!Stickers::IsFaved(document));
});
}
_menu->addAction(lang(lng_context_save_image), App::LambdaDelayed(st::defaultDropdownMenu.menu.ripple.hideDuration, this, [=] {
saveDocumentToFile(itemId, document);
}));
}
}
if (const auto media = item->media()) {
if (const auto poll = media->poll()) {
if (!poll->closed) {
if (poll->voted()) {
_menu->addAction(lang(lng_polls_retract), [=] {
Auth().api().sendPollVotes(itemId, {});
});
}
if (item->canStopPoll()) {
_menu->addAction(lang(lng_polls_stop), [=] {
HistoryView::StopPoll(itemId);
});
}
}
}
}
if (msg && view && !link && (view->hasVisibleText() || mediaHasTextForCopy)) {
_menu->addAction(lang(lng_context_copy_text), [=] {
copyContextText(itemId);
});
}
}
}
const auto actionText = link
? link->copyToClipboardContextItemText()
: QString();
if (!actionText.isEmpty()) {
_menu->addAction(
actionText,
[text = link->copyToClipboardText()] {
QApplication::clipboard()->setText(text);
});
} else if (item && item->hasDirectLink() && isUponSelected != 2 && isUponSelected != -2) {
_menu->addAction(lang(item->history()->peer->isMegagroup() ? lng_context_copy_link : lng_context_copy_post_link), [=] {
HistoryView::CopyPostLink(itemId);
});
}
if (isUponSelected > 1) {
if (selectedState.count > 0 && selectedState.count == selectedState.canForwardCount) {
_menu->addAction(lang(lng_context_forward_selected), [=] {
_widget->forwardSelected();
});
}
if (selectedState.count > 0 && selectedState.count == selectedState.canDeleteCount) {
_menu->addAction(lang(lng_context_delete_selected), [=] {
_widget->confirmDeleteSelected();
});
}
_menu->addAction(lang(lng_context_clear_selection), [=] {
_widget->clearSelected();
});
} else if (item && ((isUponSelected != -2 && (canForward || canDelete)) || item->id > 0)) {
if (isUponSelected != -2) {
if (canForward) {
_menu->addAction(lang(lng_context_forward_msg), [=] {
forwardAsGroup(itemId);
});
}
if (canDelete) {
_menu->addAction(lang((msg && msg->uploading()) ? lng_context_cancel_upload : lng_context_delete_msg), [=] {
deleteAsGroup(itemId);
});
}
if (canReport) {
_menu->addAction(lang(lng_context_report_msg), [=] {
reportAsGroup(itemId);
});
}
}
if (item->id > 0 && !item->serviceMsg()) {
_menu->addAction(lang(lng_context_select_msg), [=] {
if (const auto item = Auth().data().message(itemId)) {
if (const auto view = item->mainView()) {
changeSelectionAsGroup(&_selected, item, SelectAction::Select);
repaintItem(view);
_widget->updateTopBarSelection();
}
}
});
}
} else {
if (App::mousedItem()
&& IsServerMsgId(App::mousedItem()->data()->id)
&& !App::mousedItem()->data()->serviceMsg()) {
const auto itemId = App::mousedItem()->data()->fullId();
_menu->addAction(lang(lng_context_select_msg), [=] {
if (const auto item = Auth().data().message(itemId)) {
if (const auto view = item->mainView()) {
changeSelectionAsGroup(&_selected, item, SelectAction::Select);
repaintItem(item);
_widget->updateTopBarSelection();
}
}
});
}
}
}
if (_menu->actions().empty()) {
_menu = nullptr;
} else {
_menu->popup(e->globalPos());
e->accept();
}
}
void HistoryInner::copySelectedText() {
SetClipboardText(getSelectedText());
}
void HistoryInner::savePhotoToFile(not_null<PhotoData*> photo) {
if (photo->isNull() || !photo->loaded()) return;
auto filter = qsl("JPEG Image (*.jpg);;") + FileDialog::AllFilesFilter();
FileDialog::GetWritePath(
this,
lang(lng_save_photo),
filter,
filedialogDefaultName(
qsl("photo"),
qsl(".jpg")),
crl::guard(this, [=](const QString &result) {
if (!result.isEmpty()) {
photo->large()->original().save(result, "JPG");
}
}));
}
void HistoryInner::copyContextImage(not_null<PhotoData*> photo) {
if (photo->isNull() || !photo->loaded()) return;
QApplication::clipboard()->setImage(photo->large()->original());
}
void HistoryInner::showStickerPackInfo(not_null<DocumentData*> document) {
StickerSetBox::Show(document);
}
void HistoryInner::cancelContextDownload(not_null<DocumentData*> document) {
document->cancel();
}
void HistoryInner::showContextInFolder(not_null<DocumentData*> document) {
const auto filepath = document->filepath(
DocumentData::FilePathResolve::Checked);
if (!filepath.isEmpty()) {
File::ShowInFolder(filepath);
}
}
void HistoryInner::saveDocumentToFile(
FullMsgId contextId,
not_null<DocumentData*> document) {
DocumentSaveClickHandler::Save(
contextId,
document,
DocumentSaveClickHandler::Mode::ToNewFile);
}
void HistoryInner::openContextGif(FullMsgId itemId) {
if (const auto item = Auth().data().message(itemId)) {
if (const auto media = item->media()) {
if (const auto document = media->document()) {
Core::App().showDocument(document, item);
}
}
}
}
void HistoryInner::saveContextGif(FullMsgId itemId) {
if (const auto item = Auth().data().message(itemId)) {
if (const auto media = item->media()) {
if (const auto document = media->document()) {
Auth().api().toggleSavedGif(document, item->fullId(), true);
}
}
}
}
void HistoryInner::copyContextText(FullMsgId itemId) {
if (const auto item = Auth().data().message(itemId)) {
if (const auto group = Auth().data().groups().find(item)) {
SetClipboardText(HistoryGroupText(group));
} else {
SetClipboardText(HistoryItemText(item));
}
}
}
void HistoryInner::resizeEvent(QResizeEvent *e) {
mouseActionUpdate();
}
TextForMimeData HistoryInner::getSelectedText() const {
auto selected = _selected;
if (_mouseAction == MouseAction::Selecting && _dragSelFrom && _dragSelTo) {
applyDragSelection(&selected);
}
if (selected.empty()) {
return TextForMimeData();
}
if (selected.cbegin()->second != FullSelection) {
const auto [item, selection] = *selected.cbegin();
if (const auto view = item->mainView()) {
return view->selectedText(selection);
}
return TextForMimeData();
}
const auto timeFormat = qsl(", [dd.MM.yy hh:mm]\n");
auto groups = base::flat_set<not_null<const Data::Group*>>();
auto fullSize = 0;
auto texts = base::flat_map<Data::MessagePosition, TextForMimeData>();
const auto wrapItem = [&](
not_null<HistoryItem*> item,
TextForMimeData &&unwrapped) {
auto time = ItemDateTime(item).toString(timeFormat);
auto part = TextForMimeData();
auto size = item->author()->name.size()
+ time.size()
+ unwrapped.expanded.size();
part.reserve(size);
part.append(item->author()->name).append(time);
part.append(std::move(unwrapped));
texts.emplace(item->position(), part);
fullSize += size;
};
const auto addItem = [&](not_null<HistoryItem*> item) {
wrapItem(item, HistoryItemText(item));
};
const auto addGroup = [&](not_null<const Data::Group*> group) {
Expects(!group->items.empty());
wrapItem(group->items.back(), HistoryGroupText(group));
};
for (const auto [item, selection] : selected) {
if (const auto group = Auth().data().groups().find(item)) {
if (groups.contains(group)) {
continue;
}
if (isSelectedGroup(&selected, group)) {
groups.emplace(group);
addGroup(group);
} else {
addItem(item);
}
} else {
addItem(item);
}
}
auto result = TextForMimeData();
const auto sep = qstr("\n\n");
result.reserve(fullSize + (texts.size() - 1) * sep.size());
for (auto i = texts.begin(), e = texts.end(); i != e;) {
result.append(std::move(i->second));
if (++i != e) {
result.append(sep);
}
}
return result;
}
void HistoryInner::keyPressEvent(QKeyEvent *e) {
if (e->key() == Qt::Key_Escape) {
_widget->escape();
} else if (e == QKeySequence::Copy && !_selected.empty()) {
copySelectedText();
#ifdef Q_OS_MAC
} else if (e->key() == Qt::Key_E
&& e->modifiers().testFlag(Qt::ControlModifier)) {
SetClipboardText(getSelectedText(), QClipboard::FindBuffer);
#endif // Q_OS_MAC
} else if (e == QKeySequence::Delete) {
auto selectedState = getSelectionState();
if (selectedState.count > 0
&& selectedState.canDeleteCount == selectedState.count) {
_widget->confirmDeleteSelected();
}
} else {
e->ignore();
}
}
void HistoryInner::recountHistoryGeometry() {
_contentWidth = _scroll->width();
const auto visibleHeight = _scroll->height();
int oldHistoryPaddingTop = qMax(visibleHeight - historyHeight() - st::historyPaddingBottom, 0);
if (_botAbout && !_botAbout->info->text.isEmpty()) {
accumulate_max(oldHistoryPaddingTop, st::msgMargin.top() + st::msgMargin.bottom() + st::msgPadding.top() + st::msgPadding.bottom() + st::msgNameFont->height + st::botDescSkip + _botAbout->height);
}
_history->resizeToWidth(_contentWidth);
if (_migrated) {
_migrated->resizeToWidth(_contentWidth);
}
// With migrated history we perhaps do not need to display
// the first _history message date (just skip it by height).
_historySkipHeight = 0;
if (_migrated
&& _migrated->loadedAtBottom()
&& _history->loadedAtTop()) {
if (const auto first = _history->findFirstNonEmpty()) {
if (const auto last = _migrated->findLastNonEmpty()) {
if (first->dateTime().date() == last->dateTime().date()) {
const auto dateHeight = first->displayedDateHeight();
if (_migrated->height() > dateHeight) {
_historySkipHeight += dateHeight;
}
}
}
}
}
updateBotInfo(false);
if (_botAbout && !_botAbout->info->text.isEmpty()) {
int32 tw = _scroll->width() - st::msgMargin.left() - st::msgMargin.right();
if (tw > st::msgMaxWidth) tw = st::msgMaxWidth;
tw -= st::msgPadding.left() + st::msgPadding.right();
int32 mw = qMax(_botAbout->info->text.maxWidth(), st::msgNameFont->width(lang(lng_bot_description)));
if (tw > mw) tw = mw;
_botAbout->width = tw;
_botAbout->height = _botAbout->info->text.countHeight(_botAbout->width);
int32 descH = st::msgMargin.top() + st::msgPadding.top() + st::msgNameFont->height + st::botDescSkip + _botAbout->height + st::msgPadding.bottom() + st::msgMargin.bottom();
int32 descMaxWidth = _scroll->width();
if (Adaptive::ChatWide()) {
descMaxWidth = qMin(descMaxWidth, int32(st::msgMaxWidth + 2 * st::msgPhotoSkip + 2 * st::msgMargin.left()));
}
int32 descAtX = (descMaxWidth - _botAbout->width) / 2 - st::msgPadding.left();
int32 descAtY = qMin(_historyPaddingTop - descH, qMax(0, (_scroll->height() - descH) / 2)) + st::msgMargin.top();
_botAbout->rect = QRect(descAtX, descAtY, _botAbout->width + st::msgPadding.left() + st::msgPadding.right(), descH - st::msgMargin.top() - st::msgMargin.bottom());
} else if (_botAbout) {
_botAbout->width = _botAbout->height = 0;
_botAbout->rect = QRect();
}
int newHistoryPaddingTop = qMax(visibleHeight - historyHeight() - st::historyPaddingBottom, 0);
if (_botAbout && !_botAbout->info->text.isEmpty()) {
accumulate_max(newHistoryPaddingTop, st::msgMargin.top() + st::msgMargin.bottom() + st::msgPadding.top() + st::msgPadding.bottom() + st::msgNameFont->height + st::botDescSkip + _botAbout->height);
}
auto historyPaddingTopDelta = (newHistoryPaddingTop - oldHistoryPaddingTop);
if (historyPaddingTopDelta != 0) {
if (_history->scrollTopItem) {
_history->scrollTopOffset += historyPaddingTopDelta;
} else if (_migrated && _migrated->scrollTopItem) {
_migrated->scrollTopOffset += historyPaddingTopDelta;
}
}
}
void HistoryInner::updateBotInfo(bool recount) {
int newh = 0;
if (_botAbout && !_botAbout->info->description.isEmpty()) {
if (_botAbout->info->text.isEmpty()) {
_botAbout->info->text.setText(
st::messageTextStyle,
_botAbout->info->description,
Ui::ItemTextBotNoMonoOptions());
if (recount) {
int32 tw = _scroll->width() - st::msgMargin.left() - st::msgMargin.right();
if (tw > st::msgMaxWidth) tw = st::msgMaxWidth;
tw -= st::msgPadding.left() + st::msgPadding.right();
int32 mw = qMax(_botAbout->info->text.maxWidth(), st::msgNameFont->width(lang(lng_bot_description)));
if (tw > mw) tw = mw;
_botAbout->width = tw;
newh = _botAbout->info->text.countHeight(_botAbout->width);
}
} else if (recount) {
newh = _botAbout->height;
}
}
if (recount && _botAbout) {
if (_botAbout->height != newh) {
_botAbout->height = newh;
updateSize();
}
if (_botAbout->height > 0) {
int32 descH = st::msgMargin.top() + st::msgPadding.top() + st::msgNameFont->height + st::botDescSkip + _botAbout->height + st::msgPadding.bottom() + st::msgMargin.bottom();
int32 descAtX = (_scroll->width() - _botAbout->width) / 2 - st::msgPadding.left();
int32 descAtY = qMin(_historyPaddingTop - descH, (_scroll->height() - descH) / 2) + st::msgMargin.top();
_botAbout->rect = QRect(descAtX, descAtY, _botAbout->width + st::msgPadding.left() + st::msgPadding.right(), descH - st::msgMargin.top() - st::msgMargin.bottom());
} else {
_botAbout->width = 0;
_botAbout->rect = QRect();
}
}
}
bool HistoryInner::wasSelectedText() const {
return _wasSelectedText;
}
void HistoryInner::setFirstLoading(bool loading) {
_firstLoading = loading;
update();
}
void HistoryInner::visibleAreaUpdated(int top, int bottom) {
auto scrolledUp = (top < _visibleAreaTop);
_visibleAreaTop = top;
_visibleAreaBottom = bottom;
const auto visibleAreaHeight = bottom - top;
// if history has pending resize events we should not update scrollTopItem
if (hasPendingResizedItems()) {
return;
}
if (bottom >= _historyPaddingTop + historyHeight() + st::historyPaddingBottom) {
_history->forgetScrollState();
if (_migrated) {
_migrated->forgetScrollState();
}
} else {
int htop = historyTop(), mtop = migratedTop();
if ((htop >= 0 && top >= htop) || mtop < 0) {
_history->countScrollState(top - htop);
if (_migrated) {
_migrated->forgetScrollState();
}
} else if (mtop >= 0 && top >= mtop) {
_history->forgetScrollState();
_migrated->countScrollState(top - mtop);
} else {
_history->countScrollState(top - htop);
if (_migrated) {
_migrated->forgetScrollState();
}
}
}
if (scrolledUp) {
_scrollDateCheck.call();
} else {
scrollDateHideByTimer();
}
// Unload lottie animations.
const auto pages = kUnloadHeavyPartsPages;
const auto from = _visibleAreaTop - pages * visibleAreaHeight;
const auto till = _visibleAreaBottom + pages * visibleAreaHeight;
Auth().data().unloadHeavyViewParts(ElementDelegate(), from, till);
}
bool HistoryInner::displayScrollDate() const {
return (_visibleAreaTop <= height() - 2 * (_visibleAreaBottom - _visibleAreaTop));
}
void HistoryInner::scrollDateCheck() {
auto newScrollDateItem = _history->scrollTopItem ? _history->scrollTopItem : (_migrated ? _migrated->scrollTopItem : nullptr);
auto newScrollDateItemTop = _history->scrollTopItem ? _history->scrollTopOffset : (_migrated ? _migrated->scrollTopOffset : 0);
//if (newScrollDateItem && !displayScrollDate()) {
// if (!_history->isEmpty() && newScrollDateItem->date.date() == _history->blocks.back()->messages.back()->data()->date.date()) {
// newScrollDateItem = nullptr;
// }
//}
if (!newScrollDateItem) {
_scrollDateLastItem = nullptr;
_scrollDateLastItemTop = 0;
scrollDateHide();
} else if (newScrollDateItem != _scrollDateLastItem || newScrollDateItemTop != _scrollDateLastItemTop) {
// Show scroll date only if it is not the initial onScroll() event (with empty _scrollDateLastItem).
if (_scrollDateLastItem && !_scrollDateShown) {
toggleScrollDateShown();
}
_scrollDateLastItem = newScrollDateItem;
_scrollDateLastItemTop = newScrollDateItemTop;
_scrollDateHideTimer.callOnce(kScrollDateHideTimeout);
}
}
void HistoryInner::scrollDateHideByTimer() {
_scrollDateHideTimer.cancel();
if (!_scrollDateLink || ClickHandler::getPressed() != _scrollDateLink) {
scrollDateHide();
}
}
void HistoryInner::scrollDateHide() {
if (_scrollDateShown) {
toggleScrollDateShown();
}
}
void HistoryInner::keepScrollDateForNow() {
if (!_scrollDateShown && _scrollDateLastItem && _scrollDateOpacity.animating()) {
toggleScrollDateShown();
}
_scrollDateHideTimer.callOnce(kScrollDateHideTimeout);
}
void HistoryInner::toggleScrollDateShown() {
_scrollDateShown = !_scrollDateShown;
auto from = _scrollDateShown ? 0. : 1.;
auto to = _scrollDateShown ? 1. : 0.;
_scrollDateOpacity.start([this] { repaintScrollDateCallback(); }, from, to, st::historyDateFadeDuration);
}
void HistoryInner::repaintScrollDateCallback() {
int updateTop = _visibleAreaTop;
int updateHeight = st::msgServiceMargin.top() + st::msgServicePadding.top() + st::msgServiceFont->height + st::msgServicePadding.bottom();
update(0, updateTop, width(), updateHeight);
}
void HistoryInner::updateSize() {
int visibleHeight = _scroll->height();
int newHistoryPaddingTop = qMax(visibleHeight - historyHeight() - st::historyPaddingBottom, 0);
if (_botAbout && !_botAbout->info->text.isEmpty()) {
accumulate_max(newHistoryPaddingTop, st::msgMargin.top() + st::msgMargin.bottom() + st::msgPadding.top() + st::msgPadding.bottom() + st::msgNameFont->height + st::botDescSkip + _botAbout->height);
}
if (_botAbout && _botAbout->height > 0) {
int32 descH = st::msgMargin.top() + st::msgPadding.top() + st::msgNameFont->height + st::botDescSkip + _botAbout->height + st::msgPadding.bottom() + st::msgMargin.bottom();
int32 descMaxWidth = _scroll->width();
if (Adaptive::ChatWide()) {
descMaxWidth = qMin(descMaxWidth, int32(st::msgMaxWidth + 2 * st::msgPhotoSkip + 2 * st::msgMargin.left()));
}
int32 descAtX = (descMaxWidth - _botAbout->width) / 2 - st::msgPadding.left();
int32 descAtY = qMin(newHistoryPaddingTop - descH, qMax(0, (_scroll->height() - descH) / 2)) + st::msgMargin.top();
_botAbout->rect = QRect(descAtX, descAtY, _botAbout->width + st::msgPadding.left() + st::msgPadding.right(), descH - st::msgMargin.top() - st::msgMargin.bottom());
}
_historyPaddingTop = newHistoryPaddingTop;
int newHeight = _historyPaddingTop + historyHeight() + st::historyPaddingBottom;
if (width() != _scroll->width() || height() != newHeight) {
resize(_scroll->width(), newHeight);
mouseActionUpdate(QCursor::pos());
} else {
update();
}
}
void HistoryInner::enterEventHook(QEvent *e) {
mouseActionUpdate(QCursor::pos());
return TWidget::enterEventHook(e);
}
void HistoryInner::leaveEventHook(QEvent *e) {
if (auto item = App::hoveredItem()) {
repaintItem(item);
App::hoveredItem(nullptr);
}
ClickHandler::clearActive();
Ui::Tooltip::Hide();
if (!ClickHandler::getPressed() && _cursor != style::cur_default) {
_cursor = style::cur_default;
setCursor(_cursor);
}
return TWidget::leaveEventHook(e);
}
HistoryInner::~HistoryInner() {
if (Instance == this) {
Instance = nullptr;
}
delete _menu;
_mouseAction = MouseAction::None;
}
bool HistoryInner::focusNextPrevChild(bool next) {
if (_selected.empty()) {
return TWidget::focusNextPrevChild(next);
} else {
clearSelected();
return true;
}
}
void HistoryInner::adjustCurrent(int32 y) const {
int32 htop = historyTop(), hdrawtop = historyDrawTop(), mtop = migratedTop();
_curHistory = nullptr;
if (mtop >= 0) {
adjustCurrent(y - mtop, _migrated);
}
if (htop >= 0 && hdrawtop >= 0 && (mtop < 0 || y >= hdrawtop)) {
adjustCurrent(y - htop, _history);
}
}
void HistoryInner::adjustCurrent(int32 y, History *history) const {
Assert(!history->isEmpty());
_curHistory = history;
if (_curBlock >= history->blocks.size()) {
_curBlock = history->blocks.size() - 1;
_curItem = 0;
}
while (history->blocks[_curBlock]->y() > y && _curBlock > 0) {
--_curBlock;
_curItem = 0;
}
while (history->blocks[_curBlock]->y() + history->blocks[_curBlock]->height() <= y && _curBlock + 1 < history->blocks.size()) {
++_curBlock;
_curItem = 0;
}
auto block = history->blocks[_curBlock].get();
if (_curItem >= block->messages.size()) {
_curItem = block->messages.size() - 1;
}
auto by = block->y();
while (block->messages[_curItem]->y() + by > y && _curItem > 0) {
--_curItem;
}
while (block->messages[_curItem]->y() + block->messages[_curItem]->height() + by <= y && _curItem + 1 < block->messages.size()) {
++_curItem;
}
}
auto HistoryInner::prevItem(Element *view) -> Element* {
if (!view) {
return nullptr;
} else if (const auto result = view->previousInBlocks()) {
return result;
} else if (view->data()->history() == _history
&& _migrated
&& _history->loadedAtTop()
&& !_migrated->isEmpty()
&& _migrated->loadedAtBottom()) {
return _migrated->blocks.back()->messages.back().get();
}
return nullptr;
}
auto HistoryInner::nextItem(Element *view) -> Element* {
if (!view) {
return nullptr;
} else if (const auto result = view->nextInBlocks()) {
return result;
} else if (view->data()->history() == _migrated
&& _migrated->loadedAtBottom()
&& _history->loadedAtTop()
&& !_history->isEmpty()) {
return _history->blocks.front()->messages.front().get();
}
return nullptr;
}
bool HistoryInner::canCopySelected() const {
return !_selected.empty();
}
bool HistoryInner::canDeleteSelected() const {
auto selectedState = getSelectionState();
return (selectedState.count > 0) && (selectedState.count == selectedState.canDeleteCount);
}
bool HistoryInner::inSelectionMode() const {
if (!_selected.empty()
&& (_selected.begin()->second == FullSelection)) {
return true;
} else if (_mouseAction == MouseAction::Selecting
&& _dragSelFrom
&& _dragSelTo) {
return true;
}
return false;
}
bool HistoryInner::elementIntersectsRange(
not_null<const Element*> view,
int from,
int till) const {
const auto top = itemTop(view);
if (top < 0) {
return false;
}
const auto bottom = top + view->height();
return (top < till && bottom > from);
}
auto HistoryInner::getSelectionState() const
-> HistoryView::TopBarWidget::SelectedState {
auto result = HistoryView::TopBarWidget::SelectedState {};
for (auto &selected : _selected) {
if (selected.second == FullSelection) {
++result.count;
if (selected.first->canDelete()) {
++result.canDeleteCount;
}
if (selected.first->allowsForward()) {
++result.canForwardCount;
}
} else if (selected.second.from != selected.second.to) {
result.textSelected = true;
}
}
return result;
}
void HistoryInner::clearSelected(bool onlyTextSelection) {
if (!_selected.empty() && (!onlyTextSelection || _selected.cbegin()->second != FullSelection)) {
_selected.clear();
_widget->updateTopBarSelection();
_widget->update();
}
}
MessageIdsList HistoryInner::getSelectedItems() const {
using namespace ranges;
if (_selected.empty() || _selected.cbegin()->second != FullSelection) {
return {};
}
auto result = make_iterator_range(
_selected.begin(),
_selected.end()
) | view::filter([](const auto &selected) {
const auto item = selected.first;
return item && item->toHistoryMessage() && (item->id > 0);
}) | view::transform([](const auto &selected) {
return selected.first->fullId();
}) | to_vector;
result |= action::sort(ordered_less{}, [](const FullMsgId &msgId) {
return msgId.channel ? msgId.msg : (msgId.msg - ServerMaxMsgId);
});
return result;
}
void HistoryInner::selectItem(not_null<HistoryItem*> item) {
if (!_selected.empty() && _selected.cbegin()->second != FullSelection) {
_selected.clear();
} else if (_selected.size() == MaxSelectedItems
&& _selected.find(item) == _selected.cend()) {
return;
}
_selected.emplace(item, FullSelection);
_widget->updateTopBarSelection();
_widget->update();
}
void HistoryInner::onTouchSelect() {
_touchSelect = true;
mouseActionStart(_touchPos, Qt::LeftButton);
}
void HistoryInner::mouseActionUpdate() {
if (hasPendingResizedItems()) {
return;
}
auto mousePos = mapFromGlobal(_mousePosition);
auto point = _widget->clampMousePosition(mousePos);
auto block = (HistoryBlock*)nullptr;
auto item = (HistoryItem*)nullptr;
auto view = (Element*)nullptr;
QPoint m;
adjustCurrent(point.y());
if (_curHistory && !_curHistory->isEmpty()) {
block = _curHistory->blocks[_curBlock].get();
view = block->messages[_curItem].get();
item = view->data();
App::mousedItem(view);
m = mapPointToItem(point, view);
if (view->pointState(m) != PointState::Outside) {
if (App::hoveredItem() != view) {
repaintItem(App::hoveredItem());
App::hoveredItem(view);
repaintItem(App::hoveredItem());
}
} else if (App::hoveredItem()) {
repaintItem(App::hoveredItem());
App::hoveredItem(nullptr);
}
}
if (_mouseActionItem && !_mouseActionItem->mainView()) {
mouseActionCancel();
}
TextState dragState;
ClickHandlerHost *lnkhost = nullptr;
auto selectingText = (item == _mouseActionItem)
&& (view == App::hoveredItem())
&& !_selected.empty()
&& (_selected.cbegin()->second != FullSelection);
if (point.y() < _historyPaddingTop) {
if (_botAbout && !_botAbout->info->text.isEmpty() && _botAbout->height > 0) {
dragState = TextState(nullptr, _botAbout->info->text.getState(
point - _botAbout->rect.topLeft() - QPoint(st::msgPadding.left(), st::msgPadding.top() + st::botDescSkip + st::msgNameFont->height),
_botAbout->width));
_dragStateItem = Auth().data().message(dragState.itemId);
lnkhost = _botAbout.get();
}
} else if (item) {
if (item != _mouseActionItem || (m - _dragStartPosition).manhattanLength() >= QApplication::startDragDistance()) {
if (_mouseAction == MouseAction::PrepareDrag) {
_mouseAction = MouseAction::Dragging;
crl::on_main(this, [=] { performDrag(); });
} else if (_mouseAction == MouseAction::PrepareSelect) {
_mouseAction = MouseAction::Selecting;
}
}
auto dateHeight = st::msgServicePadding.bottom() + st::msgServiceFont->height + st::msgServicePadding.top();
auto scrollDateOpacity = _scrollDateOpacity.value(_scrollDateShown ? 1. : 0.);
enumerateDates([&](not_null<Element*> view, int itemtop, int dateTop) {
// stop enumeration if the date is above our point
if (dateTop + dateHeight <= point.y()) {
return false;
}
const auto displayDate = view->displayDate();
auto dateInPlace = displayDate;
if (dateInPlace) {
const auto correctDateTop = itemtop + st::msgServiceMargin.top();
dateInPlace = (dateTop < correctDateTop + dateHeight);
}
// stop enumeration if we've found a date under the cursor
if (dateTop <= point.y()) {
auto opacity = (dateInPlace/* || noFloatingDate*/) ? 1. : scrollDateOpacity;
if (opacity > 0.) {
const auto item = view->data();
auto dateWidth = 0;
if (const auto date = view->Get<HistoryView::DateBadge>()) {
dateWidth = date->width;
} else {
dateWidth = st::msgServiceFont->width(langDayOfMonthFull(view->dateTime().date()));
}
dateWidth += st::msgServicePadding.left() + st::msgServicePadding.right();
auto dateLeft = st::msgServiceMargin.left();
auto maxwidth = _contentWidth;
if (Adaptive::ChatWide()) {
maxwidth = qMin(maxwidth, int32(st::msgMaxWidth + 2 * st::msgPhotoSkip + 2 * st::msgMargin.left()));
}
auto widthForDate = maxwidth - st::msgServiceMargin.left() - st::msgServiceMargin.left();
dateLeft += (widthForDate - dateWidth) / 2;
if (point.x() >= dateLeft && point.x() < dateLeft + dateWidth) {
if (!_scrollDateLink) {
_scrollDateLink = std::make_shared<Window::DateClickHandler>(item->history(), view->dateTime().date());
} else {
static_cast<Window::DateClickHandler*>(_scrollDateLink.get())->setDate(view->dateTime().date());
}
dragState = TextState(
nullptr,
_scrollDateLink);
_dragStateItem = Auth().data().message(dragState.itemId);
lnkhost = view;
}
}
return false;
}
return true;
});
if (!dragState.link) {
StateRequest request;
if (_mouseAction == MouseAction::Selecting) {
request.flags |= Text::StateRequest::Flag::LookupSymbol;
} else {
selectingText = false;
}
dragState = view->textState(m, request);
_dragStateItem = Auth().data().message(dragState.itemId);
lnkhost = view;
if (!dragState.link && m.x() >= st::historyPhotoLeft && m.x() < st::historyPhotoLeft + st::msgPhotoSize) {
if (auto msg = item->toHistoryMessage()) {
if (view->hasFromPhoto()) {
enumerateUserpics([&](not_null<Element*> view, int userpicTop) -> bool {
// stop enumeration if the userpic is below our point
if (userpicTop > point.y()) {
return false;
}
// stop enumeration if we've found a userpic under the cursor
if (point.y() >= userpicTop && point.y() < userpicTop + st::msgPhotoSize) {
const auto message = view->data()->toHistoryMessage();
Assert(message != nullptr);
const auto from = message->displayFrom();
dragState = TextState(nullptr, from
? from->openLink()
: hiddenUserpicLink(message->fullId()));
_dragStateItem = Auth().data().message(dragState.itemId);
lnkhost = view;
return false;
}
return true;
});
}
}
}
}
}
auto lnkChanged = ClickHandler::setActive(dragState.link, lnkhost);
if (lnkChanged || dragState.cursor != _mouseCursorState) {
Ui::Tooltip::Hide();
}
if (dragState.link
|| dragState.cursor == CursorState::Date
|| dragState.cursor == CursorState::Forwarded
|| dragState.customTooltip) {
Ui::Tooltip::Show(1000, this);
}
Qt::CursorShape cur = style::cur_default;
if (_mouseAction == MouseAction::None) {
_mouseCursorState = dragState.cursor;
if (dragState.link) {
cur = style::cur_pointer;
} else if (_mouseCursorState == CursorState::Text && (_selected.empty() || _selected.cbegin()->second != FullSelection)) {
cur = style::cur_text;
} else if (_mouseCursorState == CursorState::Date) {
//cur = style::cur_cross;
}
} else if (item) {
if (_mouseAction == MouseAction::Selecting) {
if (selectingText) {
uint16 second = dragState.symbol;
if (dragState.afterSymbol && _mouseSelectType == TextSelectType::Letters) {
++second;
}
auto selState = TextSelection { qMin(second, _mouseTextSymbol), qMax(second, _mouseTextSymbol) };
if (_mouseSelectType != TextSelectType::Letters) {
if (const auto view = _mouseActionItem->mainView()) {
selState = view->adjustSelection(selState, _mouseSelectType);
}
}
if (_selected[_mouseActionItem] != selState) {
_selected[_mouseActionItem] = selState;
repaintItem(_mouseActionItem);
}
if (!_wasSelectedText && (selState == FullSelection || selState.from != selState.to)) {
_wasSelectedText = true;
setFocus();
}
updateDragSelection(nullptr, nullptr, false);
} else {
auto selectingDown = (itemTop(_mouseActionItem) < itemTop(item)) || (_mouseActionItem == item && _dragStartPosition.y() < m.y());
auto dragSelFrom = _mouseActionItem->mainView();
auto dragSelTo = view;
// Maybe exclude dragSelFrom.
if (dragSelFrom->pointState(_dragStartPosition) == PointState::Outside) {
if (selectingDown) {
if (_dragStartPosition.y() >= dragSelFrom->height() - dragSelFrom->marginBottom() || ((view == dragSelFrom) && (m.y() < _dragStartPosition.y() + QApplication::startDragDistance() || m.y() < dragSelFrom->marginTop()))) {
dragSelFrom = (dragSelFrom != dragSelTo)
? nextItem(dragSelFrom)
: nullptr;
}
} else {
if (_dragStartPosition.y() < dragSelFrom->marginTop() || ((view == dragSelFrom) && (m.y() >= _dragStartPosition.y() - QApplication::startDragDistance() || m.y() >= dragSelFrom->height() - dragSelFrom->marginBottom()))) {
dragSelFrom = (dragSelFrom != dragSelTo)
? prevItem(dragSelFrom)
: nullptr;
}
}
}
if (_mouseActionItem != item) { // maybe exclude dragSelTo
if (selectingDown) {
if (m.y() < dragSelTo->marginTop()) {
dragSelTo = (dragSelFrom != dragSelTo)
? prevItem(dragSelTo)
: nullptr;
}
} else {
if (m.y() >= dragSelTo->height() - dragSelTo->marginBottom()) {
dragSelTo = (dragSelFrom != dragSelTo)
? nextItem(dragSelTo)
: nullptr;
}
}
}
auto dragSelecting = false;
auto dragFirstAffected = dragSelFrom;
while (dragFirstAffected && (dragFirstAffected->data()->id < 0 || dragFirstAffected->data()->serviceMsg())) {
dragFirstAffected = (dragFirstAffected != dragSelTo)
? (selectingDown
? nextItem(dragFirstAffected)
: prevItem(dragFirstAffected))
: nullptr;
}
if (dragFirstAffected) {
auto i = _selected.find(dragFirstAffected->data());
dragSelecting = (i == _selected.cend() || i->second != FullSelection);
}
updateDragSelection(dragSelFrom, dragSelTo, dragSelecting);
}
} else if (_mouseAction == MouseAction::Dragging) {
}
if (ClickHandler::getPressed()) {
cur = style::cur_pointer;
} else if ((_mouseAction == MouseAction::Selecting)
&& !_selected.empty()
&& (_selected.cbegin()->second != FullSelection)) {
if (!_dragSelFrom || !_dragSelTo) {
cur = style::cur_text;
}
}
}
// Voice message seek support.
if (const auto pressedItem = _dragStateItem) {
if (const auto pressedView = pressedItem->mainView()) {
if (pressedItem->history() == _history || pressedItem->history() == _migrated) {
auto adjustedPoint = mapPointToItem(point, pressedView);
pressedView->updatePressed(adjustedPoint);
}
}
}
if (_mouseAction == MouseAction::Selecting) {
_widget->checkSelectingScroll(mousePos);
} else {
updateDragSelection(nullptr, nullptr, false);
_widget->noSelectingScroll();
}
if (_mouseAction == MouseAction::None && (lnkChanged || cur != _cursor)) {
setCursor(_cursor = cur);
}
}
ClickHandlerPtr HistoryInner::hiddenUserpicLink(FullMsgId id) {
static const auto result = std::make_shared<LambdaClickHandler>([] {
Ui::Toast::Show(lang(lng_forwarded_hidden));
});
return result;
}
void HistoryInner::updateDragSelection(Element *dragSelFrom, Element *dragSelTo, bool dragSelecting) {
if (_dragSelFrom == dragSelFrom && _dragSelTo == dragSelTo && _dragSelecting == dragSelecting) {
return;
}
_dragSelFrom = dragSelFrom;
_dragSelTo = dragSelTo;
int32 fromy = itemTop(_dragSelFrom), toy = itemTop(_dragSelTo);
if (fromy >= 0 && toy >= 0 && fromy > toy) {
std::swap(_dragSelFrom, _dragSelTo);
}
_dragSelecting = dragSelecting;
if (!_wasSelectedText && _dragSelFrom && _dragSelTo && _dragSelecting) {
_wasSelectedText = true;
setFocus();
}
update();
}
int HistoryInner::historyHeight() const {
int result = 0;
if (_history->isEmpty()) {
result += _migrated ? _migrated->height() : 0;
} else {
result += _history->height() - _historySkipHeight + (_migrated ? _migrated->height() : 0);
}
return result;
}
int HistoryInner::historyScrollTop() const {
auto htop = historyTop();
auto mtop = migratedTop();
if (htop >= 0 && _history->scrollTopItem) {
return htop + _history->scrollTopItem->block()->y() + _history->scrollTopItem->y() + _history->scrollTopOffset;
}
if (mtop >= 0 && _migrated->scrollTopItem) {
return mtop + _migrated->scrollTopItem->block()->y() + _migrated->scrollTopItem->y() + _migrated->scrollTopOffset;
}
return ScrollMax;
}
int HistoryInner::migratedTop() const {
return (_migrated && !_migrated->isEmpty()) ? _historyPaddingTop : -1;
}
int HistoryInner::historyTop() const {
int mig = migratedTop();
return !_history->isEmpty()
? (mig >= 0
? (mig + _migrated->height() - _historySkipHeight)
: _historyPaddingTop)
: -1;
}
int HistoryInner::historyDrawTop() const {
auto top = historyTop();
return (top >= 0) ? (top + _historySkipHeight) : -1;
}
// -1 if should not be visible, -2 if bad history()
int HistoryInner::itemTop(const HistoryItem *item) const {
if (!item) {
return -2;
}
return itemTop(item->mainView());
}
int HistoryInner::itemTop(const Element *view) const {
if (!view || view->data()->mainView() != view) {
return -1;
}
auto top = (view->data()->history() == _history)
? historyTop()
: (view->data()->history() == _migrated
? migratedTop()
: -2);
return (top < 0) ? top : (top + view->y() + view->block()->y());
}
void HistoryInner::notifyIsBotChanged() {
const auto newinfo = _peer->isUser()
? _peer->asUser()->botInfo.get()
: nullptr;
if ((!newinfo && !_botAbout)
|| (newinfo && _botAbout && _botAbout->info == newinfo)) {
return;
}
if (newinfo) {
_botAbout = std::make_unique<BotAbout>(this, newinfo);
if (newinfo && !newinfo->inited) {
Auth().api().requestFullPeer(_peer);
}
} else {
_botAbout = nullptr;
}
}
void HistoryInner::notifyMigrateUpdated() {
_migrated = _history->migrateFrom();
}
int HistoryInner::moveScrollFollowingInlineKeyboard(
const HistoryItem *item,
int oldKeyboardTop,
int newKeyboardTop) {
if (const auto view = item ? item->mainView() : nullptr) {
if (view->isUnderCursor()) {
const auto top = itemTop(item);
if (top >= oldKeyboardTop) {
return newKeyboardTop - oldKeyboardTop;
}
}
}
return 0;
}
void HistoryInner::applyDragSelection() {
applyDragSelection(&_selected);
}
bool HistoryInner::isSelected(
not_null<SelectedItems*> toItems,
not_null<HistoryItem*> item) const {
const auto i = toItems->find(item);
return (i != toItems->cend()) && (i->second == FullSelection);
}
bool HistoryInner::isSelectedGroup(
not_null<SelectedItems*> toItems,
not_null<const Data::Group*> group) const {
for (const auto other : group->items) {
if (!isSelected(toItems, other)) {
return false;
}
}
return true;
}
bool HistoryInner::isSelectedAsGroup(
not_null<SelectedItems*> toItems,
not_null<HistoryItem*> item) const {
if (const auto group = Auth().data().groups().find(item)) {
return isSelectedGroup(toItems, group);
}
return isSelected(toItems, item);
}
bool HistoryInner::goodForSelection(
not_null<SelectedItems*> toItems,
not_null<HistoryItem*> item,
int &totalCount) const {
if (item->id <= 0 || item->serviceMsg()) {
return false;
}
if (toItems->find(item) == toItems->end()) {
++totalCount;
}
return true;
}
void HistoryInner::addToSelection(
not_null<SelectedItems*> toItems,
not_null<HistoryItem*> item) const {
const auto i = toItems->find(item);
if (i == toItems->cend()) {
toItems->emplace(item, FullSelection);
} else if (i->second != FullSelection) {
i->second = FullSelection;
}
}
void HistoryInner::removeFromSelection(
not_null<SelectedItems*> toItems,
not_null<HistoryItem*> item) const {
const auto i = toItems->find(item);
if (i != toItems->cend()) {
toItems->erase(i);
}
}
void HistoryInner::changeSelection(
not_null<SelectedItems*> toItems,
not_null<HistoryItem*> item,
SelectAction action) const {
if (action == SelectAction::Invert) {
action = isSelected(toItems, item)
? SelectAction::Deselect
: SelectAction::Select;
}
auto total = int(toItems->size());
const auto add = (action == SelectAction::Select);
if (add
&& goodForSelection(toItems, item, total)
&& total <= MaxSelectedItems) {
addToSelection(toItems, item);
} else {
removeFromSelection(toItems, item);
}
}
void HistoryInner::changeSelectionAsGroup(
not_null<SelectedItems*> toItems,
not_null<HistoryItem*> item,
SelectAction action) const {
const auto group = Auth().data().groups().find(item);
if (!group) {
return changeSelection(toItems, item, action);
}
if (action == SelectAction::Invert) {
action = isSelectedAsGroup(toItems, item)
? SelectAction::Deselect
: SelectAction::Select;
}
auto total = int(toItems->size());
const auto canSelect = [&] {
for (const auto other : group->items) {
if (!goodForSelection(toItems, other, total)) {
return false;
}
}
return (total <= MaxSelectedItems);
}();
if (action == SelectAction::Select && canSelect) {
for (const auto other : group->items) {
addToSelection(toItems, other);
}
} else {
for (const auto other : group->items) {
removeFromSelection(toItems, other);
}
}
}
void HistoryInner::forwardItem(FullMsgId itemId) {
Window::ShowForwardMessagesBox({ 1, itemId });
}
void HistoryInner::forwardAsGroup(FullMsgId itemId) {
if (const auto item = Auth().data().message(itemId)) {
Window::ShowForwardMessagesBox(Auth().data().itemOrItsGroup(item));
}
}
void HistoryInner::deleteItem(FullMsgId itemId) {
if (const auto item = Auth().data().message(itemId)) {
deleteItem(item);
}
}
void HistoryInner::deleteItem(not_null<HistoryItem*> item) {
if (auto message = item->toHistoryMessage()) {
if (message->uploading()) {
App::main()->cancelUploadLayer(item);
return;
}
}
const auto suggestModerateActions = true;
Ui::show(Box<DeleteMessagesBox>(item, suggestModerateActions));
}
bool HistoryInner::hasPendingResizedItems() const {
return _history->hasPendingResizedItems()
|| (_migrated && _migrated->hasPendingResizedItems());
}
void HistoryInner::deleteAsGroup(FullMsgId itemId) {
if (const auto item = Auth().data().message(itemId)) {
const auto group = Auth().data().groups().find(item);
if (!group) {
return deleteItem(item);
}
Ui::show(Box<DeleteMessagesBox>(
Auth().data().itemsToIds(group->items)));
}
}
void HistoryInner::reportItem(FullMsgId itemId) {
Ui::show(Box<ReportBox>(_peer, MessageIdsList(1, itemId)));
}
void HistoryInner::reportAsGroup(FullMsgId itemId) {
if (const auto item = Auth().data().message(itemId)) {
const auto group = Auth().data().groups().find(item);
if (!group) {
return reportItem(itemId);
}
Ui::show(Box<ReportBox>(
_peer,
Auth().data().itemsToIds(group->items)));
}
}
void HistoryInner::addSelectionRange(
not_null<SelectedItems*> toItems,
not_null<History*> history,
int fromblock,
int fromitem,
int toblock,
int toitem) const {
if (fromblock >= 0 && fromitem >= 0 && toblock >= 0 && toitem >= 0) {
for (; fromblock <= toblock; ++fromblock) {
auto block = history->blocks[fromblock].get();
for (int cnt = (fromblock < toblock) ? block->messages.size() : (toitem + 1); fromitem < cnt; ++fromitem) {
auto item = block->messages[fromitem]->data();
changeSelectionAsGroup(toItems, item, SelectAction::Select);
}
if (toItems->size() >= MaxSelectedItems) break;
fromitem = 0;
}
}
}
void HistoryInner::applyDragSelection(
not_null<SelectedItems*> toItems) const {
const auto selfromy = itemTop(_dragSelFrom);
const auto seltoy = [&] {
auto result = itemTop(_dragSelTo);
return (result < 0) ? result : (result + _dragSelTo->height());
}();
if (selfromy < 0 || seltoy < 0) {
return;
}
if (!toItems->empty() && toItems->cbegin()->second != FullSelection) {
toItems->clear();
}
if (_dragSelecting) {
auto fromblock = _dragSelFrom->block()->indexInHistory();
auto fromitem = _dragSelFrom->indexInBlock();
auto toblock = _dragSelTo->block()->indexInHistory();
auto toitem = _dragSelTo->indexInBlock();
if (_migrated) {
if (_dragSelFrom->data()->history() == _migrated) {
if (_dragSelTo->data()->history() == _migrated) {
addSelectionRange(toItems, _migrated, fromblock, fromitem, toblock, toitem);
toblock = -1;
toitem = -1;
} else {
addSelectionRange(toItems, _migrated, fromblock, fromitem, _migrated->blocks.size() - 1, _migrated->blocks.back()->messages.size() - 1);
}
fromblock = 0;
fromitem = 0;
} else if (_dragSelTo->data()->history() == _migrated) { // wtf
toblock = -1;
toitem = -1;
}
}
addSelectionRange(toItems, _history, fromblock, fromitem, toblock, toitem);
} else {
auto toRemove = std::vector<not_null<HistoryItem*>>();
for (const auto &item : *toItems) {
auto iy = itemTop(item.first);
if (iy < -1) {
toRemove.emplace_back(item.first);
} else if (iy >= 0 && iy >= selfromy && iy < seltoy) {
toRemove.emplace_back(item.first);
}
}
for (const auto item : toRemove) {
changeSelectionAsGroup(toItems, item, SelectAction::Deselect);
}
}
}
QString HistoryInner::tooltipText() const {
if (_mouseCursorState == CursorState::Date
&& _mouseAction == MouseAction::None) {
if (const auto view = App::hoveredItem()) {
auto dateText = view->dateTime().toString(
QLocale::system().dateTimeFormat(QLocale::LongFormat));
if (const auto editedDate = view->displayedEditDate()) {
dateText += '\n' + lng_edited_date(
lt_date,
ParseDateTime(editedDate).toString(
QLocale::system().dateTimeFormat(
QLocale::LongFormat)));
}
if (const auto forwarded = view->data()->Get<HistoryMessageForwarded>()) {
dateText += '\n' + lng_forwarded_date(
lt_date,
ParseDateTime(forwarded->originalDate).toString(
QLocale::system().dateTimeFormat(
QLocale::LongFormat)));
if (const auto media = view->media()) {
if (media->hidesForwardedInfo()) {
dateText += "\n" + lng_forwarded(
lt_user,
(forwarded->originalSender
? forwarded->originalSender->shortName()
: forwarded->hiddenSenderInfo->firstName));
}
}
}
if (const auto msgsigned = view->data()->Get<HistoryMessageSigned>()) {
if (msgsigned->isElided) {
dateText += '\n' + lng_signed_author(lt_user, msgsigned->author);
}
}
return dateText;
}
} else if (_mouseCursorState == CursorState::Forwarded
&& _mouseAction == MouseAction::None) {
if (const auto view = App::hoveredItem()) {
if (const auto forwarded = view->data()->Get<HistoryMessageForwarded>()) {
return forwarded->text.toString();
}
}
} else if (const auto lnk = ClickHandler::getActive()) {
return lnk->tooltip();
} else if (const auto view = App::mousedItem()) {
StateRequest request;
const auto local = mapFromGlobal(_mousePosition);
const auto point = _widget->clampMousePosition(local);
request.flags |= Text::StateRequest::Flag::LookupCustomTooltip;
const auto state = view->textState(
mapPointToItem(point, view),
request);
return state.customTooltipText;
}
return QString();
}
QPoint HistoryInner::tooltipPos() const {
return _mousePosition;
}
void HistoryInner::onParentGeometryChanged() {
auto mousePos = QCursor::pos();
auto mouseOver = _widget->rect().contains(_widget->mapFromGlobal(mousePos));
auto needToUpdate = (_mouseAction != MouseAction::None || _touchScroll || mouseOver);
if (needToUpdate) {
mouseActionUpdate(mousePos);
}
}
not_null<HistoryView::ElementDelegate*> HistoryInner::ElementDelegate() {
class Result : public HistoryView::ElementDelegate {
public:
HistoryView::Context elementContext() override {
return HistoryView::Context::History;
}
std::unique_ptr<HistoryView::Element> elementCreate(
not_null<HistoryMessage*> message) override {
return std::make_unique<HistoryView::Message>(this, message);
}
std::unique_ptr<HistoryView::Element> elementCreate(
not_null<HistoryService*> message) override {
return std::make_unique<HistoryView::Service>(this, message);
}
bool elementUnderCursor(
not_null<const HistoryView::Element*> view) override {
return (App::hoveredItem() == view);
}
void elementAnimationAutoplayAsync(
not_null<const HistoryView::Element*> view) override {
crl::on_main(&Auth(), [msgId = view->data()->fullId()] {
if (const auto item = Auth().data().message(msgId)) {
if (const auto view = item->mainView()) {
if (const auto media = view->media()) {
media->autoplayAnimation();
}
}
}
});
}
crl::time elementHighlightTime(
not_null<const HistoryView::Element*> view) override {
const auto fullAnimMs = App::main()->highlightStartTime(
view->data());
if (fullAnimMs > 0) {
const auto now = crl::now();
if (fullAnimMs < now) {
return now - fullAnimMs;
}
}
return crl::time(0);
}
bool elementInSelectionMode() override {
return Instance ? Instance->inSelectionMode() : false;
}
bool elementIntersectsRange(
not_null<const Element*> view,
int from,
int till) override {
return Instance
? Instance->elementIntersectsRange(view, from, till)
: false;
}
};
static Result result;
return &result;
}