tdesktop/Telegram/SourceFiles/inline_bots/inline_results_widget.cpp

1155 lines
31 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 "inline_bots/inline_results_widget.h"
#include "data/data_photo.h"
#include "data/data_document.h"
#include "styles/style_chat_helpers.h"
#include "ui/widgets/buttons.h"
#include "ui/widgets/shadow.h"
#include "ui/effects/ripple_animation.h"
#include "boxes/confirm_box.h"
#include "inline_bots/inline_bot_result.h"
#include "inline_bots/inline_bot_layout_item.h"
#include "dialogs/dialogs_layout.h"
#include "storage/localstorage.h"
#include "lang/lang_keys.h"
#include "mainwindow.h"
#include "apiwrap.h"
#include "mainwidget.h"
#include "auth_session.h"
#include "window/window_controller.h"
#include "ui/widgets/scroll_area.h"
#include "ui/widgets/labels.h"
#include "observer_peer.h"
#include "history/view/history_view_cursor_state.h"
namespace InlineBots {
namespace Layout {
namespace internal {
namespace {
constexpr auto kInlineBotRequestDelay = 400;
} // namespace
Inner::Inner(QWidget *parent, not_null<Window::Controller*> controller) : TWidget(parent)
, _controller(controller) {
resize(st::emojiPanWidth - st::emojiScroll.width - st::buttonRadius, st::emojiPanMinHeight);
setMouseTracking(true);
setAttribute(Qt::WA_OpaquePaintEvent);
_previewTimer.setSingleShot(true);
connect(&_previewTimer, SIGNAL(timeout()), this, SLOT(onPreview()));
_updateInlineItems.setSingleShot(true);
connect(&_updateInlineItems, SIGNAL(timeout()), this, SLOT(onUpdateInlineItems()));
subscribe(Auth().downloaderTaskFinished(), [this] {
update();
});
subscribe(controller->gifPauseLevelChanged(), [this] {
if (!_controller->isGifPausedAtLeastFor(Window::GifPauseReason::InlineResults)) {
update();
}
});
subscribe(Notify::PeerUpdated(), Notify::PeerUpdatedHandler(Notify::PeerUpdate::Flag::ChannelRightsChanged, [this](const Notify::PeerUpdate &update) {
if (update.peer == _inlineQueryPeer) {
auto isRestricted = (_restrictedLabel != nullptr);
if (isRestricted != isRestrictedView()) {
auto h = countHeight();
if (h != height()) resize(width(), h);
}
}
}));
}
void Inner::visibleTopBottomUpdated(
int visibleTop,
int visibleBottom) {
_visibleBottom = visibleBottom;
if (_visibleTop != visibleTop) {
_visibleTop = visibleTop;
_lastScrolled = getms();
}
}
void Inner::checkRestrictedPeer() {
if (auto megagroup = _inlineQueryPeer ? _inlineQueryPeer->asMegagroup() : nullptr) {
if (megagroup->restricted(ChannelRestriction::f_send_inline)) {
if (!_restrictedLabel) {
_restrictedLabel.create(this, lang(lng_restricted_send_inline), Ui::FlatLabel::InitType::Simple, st::stickersRestrictedLabel);
_restrictedLabel->show();
_restrictedLabel->move(st::inlineResultsLeft - st::buttonRadius, st::stickerPanPadding);
if (_switchPmButton) {
_switchPmButton->hide();
}
update();
}
return;
}
}
if (_restrictedLabel) {
_restrictedLabel.destroy();
if (_switchPmButton) {
_switchPmButton->show();
}
update();
}
}
bool Inner::isRestrictedView() {
checkRestrictedPeer();
return (_restrictedLabel != nullptr);
}
int Inner::countHeight() {
if (isRestrictedView()) {
return st::stickerPanPadding + _restrictedLabel->height() + st::stickerPanPadding;
}
auto result = st::stickerPanPadding;
if (_switchPmButton) {
result += _switchPmButton->height() + st::inlineResultsSkip;
}
for (int i = 0, l = _rows.count(); i < l; ++i) {
result += _rows[i].height;
}
return result + st::stickerPanPadding;
}
Inner::~Inner() = default;
void Inner::paintEvent(QPaintEvent *e) {
Painter p(this);
QRect r = e ? e->rect() : rect();
if (r != rect()) {
p.setClipRect(r);
}
p.fillRect(r, st::emojiPanBg);
paintInlineItems(p, r);
}
void Inner::paintInlineItems(Painter &p, const QRect &r) {
if (_restrictedLabel) {
return;
}
if (_rows.isEmpty() && !_switchPmButton) {
p.setFont(st::normalFont);
p.setPen(st::noContactsColor);
p.drawText(QRect(0, 0, width(), (height() / 3) * 2 + st::normalFont->height), lang(lng_inline_bot_no_results), style::al_center);
return;
}
auto gifPaused = _controller->isGifPausedAtLeastFor(Window::GifPauseReason::InlineResults);
InlineBots::Layout::PaintContext context(getms(), false, gifPaused, false);
auto top = st::stickerPanPadding;
if (_switchPmButton) {
top += _switchPmButton->height() + st::inlineResultsSkip;
}
auto fromx = rtl() ? (width() - r.x() - r.width()) : r.x();
auto tox = rtl() ? (width() - r.x()) : (r.x() + r.width());
for (auto row = 0, rows = _rows.size(); row != rows; ++row) {
auto &inlineRow = _rows[row];
if (top >= r.top() + r.height()) break;
if (top + inlineRow.height > r.top()) {
auto left = st::inlineResultsLeft - st::buttonRadius;
if (row == rows - 1) context.lastRow = true;
for (int col = 0, cols = inlineRow.items.size(); col < cols; ++col) {
if (left >= tox) break;
auto item = inlineRow.items.at(col);
auto w = item->width();
if (left + w > fromx) {
p.translate(left, top);
item->paint(p, r.translated(-left, -top), &context);
p.translate(-left, -top);
}
left += w;
if (item->hasRightSkip()) {
left += st::inlineResultsSkip;
}
}
}
top += inlineRow.height;
}
}
void Inner::mousePressEvent(QMouseEvent *e) {
if (e->button() != Qt::LeftButton) {
return;
}
_lastMousePos = e->globalPos();
updateSelected();
_pressed = _selected;
ClickHandler::pressed();
_previewTimer.start(QApplication::startDragTime());
}
void Inner::mouseReleaseEvent(QMouseEvent *e) {
_previewTimer.stop();
auto pressed = std::exchange(_pressed, -1);
auto activated = ClickHandler::unpressed();
if (_previewShown) {
_previewShown = false;
return;
}
_lastMousePos = e->globalPos();
updateSelected();
if (_selected < 0 || _selected != pressed || !activated) {
return;
}
if (dynamic_cast<InlineBots::Layout::SendClickHandler*>(activated.get())) {
int row = _selected / MatrixRowShift, column = _selected % MatrixRowShift;
selectInlineResult(row, column);
} else {
App::activateClickHandler(activated, e->button());
}
}
void Inner::selectInlineResult(int row, int column) {
if (row >= _rows.size() || column >= _rows.at(row).items.size()) {
return;
}
auto item = _rows[row].items[column];
if (auto inlineResult = item->getResult()) {
if (inlineResult->onChoose(item)) {
_resultSelectedCallback(inlineResult, _inlineBot);
}
}
}
void Inner::mouseMoveEvent(QMouseEvent *e) {
_lastMousePos = e->globalPos();
updateSelected();
}
void Inner::leaveEventHook(QEvent *e) {
clearSelection();
}
void Inner::leaveToChildEvent(QEvent *e, QWidget *child) {
clearSelection();
}
void Inner::enterFromChildEvent(QEvent *e, QWidget *child) {
_lastMousePos = QCursor::pos();
updateSelected();
}
void Inner::clearSelection() {
if (_selected >= 0) {
int srow = _selected / MatrixRowShift, scol = _selected % MatrixRowShift;
Assert(srow >= 0 && srow < _rows.size() && scol >= 0 && scol < _rows.at(srow).items.size());
ClickHandler::clearActive(_rows.at(srow).items.at(scol));
setCursor(style::cur_default);
}
_selected = _pressed = -1;
update();
}
void Inner::hideFinish(bool completely) {
if (completely) {
auto itemForget = [](auto &item) {
if (auto document = item->getDocument()) {
document->forget();
}
if (auto photo = item->getPhoto()) {
photo->forget();
}
if (auto result = item->getResult()) {
result->forget();
}
};
clearInlineRows(false);
for_const (auto &item, _inlineLayouts) {
itemForget(item.second);
}
}
}
bool Inner::inlineRowsAddItem(Result *result, Row &row, int32 &sumWidth) {
auto layout = layoutPrepareInlineResult(result, (_rows.size() * MatrixRowShift) + row.items.size());
if (!layout) return false;
layout->preload();
if (inlineRowFinalize(row, sumWidth, layout->isFullLine())) {
layout->setPosition(_rows.size() * MatrixRowShift);
}
sumWidth += layout->maxWidth();
if (!row.items.isEmpty() && row.items.back()->hasRightSkip()) {
sumWidth += st::inlineResultsSkip;
}
row.items.push_back(layout);
return true;
}
bool Inner::inlineRowFinalize(Row &row, int32 &sumWidth, bool force) {
if (row.items.isEmpty()) return false;
auto full = (row.items.size() >= kInlineItemsMaxPerRow);
auto big = (sumWidth >= st::emojiPanWidth - st::emojiScroll.width - st::inlineResultsLeft);
if (full || big || force) {
_rows.push_back(layoutInlineRow(row, (full || big) ? sumWidth : 0));
row = Row();
row.items.reserve(kInlineItemsMaxPerRow);
sumWidth = 0;
return true;
}
return false;
}
void Inner::inlineBotChanged() {
refreshInlineRows(nullptr, nullptr, nullptr, true);
}
void Inner::clearInlineRows(bool resultsDeleted) {
if (resultsDeleted) {
_selected = _pressed = -1;
} else {
clearSelection();
for_const (auto &row, _rows) {
for_const (auto &item, row.items) {
item->setPosition(-1);
}
}
}
_rows.clear();
}
ItemBase *Inner::layoutPrepareInlineResult(Result *result, int32 position) {
auto it = _inlineLayouts.find(result);
if (it == _inlineLayouts.cend()) {
if (auto layout = ItemBase::createLayout(this, result, _inlineWithThumb)) {
it = _inlineLayouts.emplace(result, std::move(layout)).first;
it->second->initDimensions();
} else {
return nullptr;
}
}
if (!it->second->maxWidth()) {
return nullptr;
}
it->second->setPosition(position);
return it->second.get();
}
void Inner::deleteUnusedInlineLayouts() {
if (_rows.isEmpty()) { // delete all
_inlineLayouts.clear();
} else {
for (auto i = _inlineLayouts.begin(); i != _inlineLayouts.cend();) {
if (i->second->position() < 0) {
i = _inlineLayouts.erase(i);
} else {
++i;
}
}
}
}
Inner::Row &Inner::layoutInlineRow(Row &row, int32 sumWidth) {
auto count = int(row.items.size());
Assert(count <= kInlineItemsMaxPerRow);
// enumerate items in the order of growing maxWidth()
// for that sort item indices by maxWidth()
int indices[kInlineItemsMaxPerRow];
for (auto i = 0; i != count; ++i) {
indices[i] = i;
}
std::sort(indices, indices + count, [&row](int a, int b) -> bool {
return row.items.at(a)->maxWidth() < row.items.at(b)->maxWidth();
});
row.height = 0;
int availw = width() - (st::inlineResultsLeft - st::buttonRadius);
for (int i = 0; i < count; ++i) {
int index = indices[i];
int w = sumWidth ? (row.items.at(index)->maxWidth() * availw / sumWidth) : row.items.at(index)->maxWidth();
int actualw = qMax(w, int(st::inlineResultsMinWidth));
row.height = qMax(row.height, row.items.at(index)->resizeGetHeight(actualw));
if (sumWidth) {
availw -= actualw;
sumWidth -= row.items.at(index)->maxWidth();
if (index > 0 && row.items.at(index - 1)->hasRightSkip()) {
availw -= st::inlineResultsSkip;
sumWidth -= st::inlineResultsSkip;
}
}
}
return row;
}
void Inner::preloadImages() {
for (auto row = 0, rows = _rows.size(); row != rows; ++row) {
for (auto col = 0, cols = _rows[row].items.size(); col != cols; ++col) {
_rows[row].items[col]->preload();
}
}
}
void Inner::hideInlineRowsPanel() {
clearInlineRows(false);
}
void Inner::clearInlineRowsPanel() {
clearInlineRows(false);
}
void Inner::refreshSwitchPmButton(const CacheEntry *entry) {
if (!entry || entry->switchPmText.isEmpty()) {
_switchPmButton.destroy();
_switchPmStartToken.clear();
} else {
if (!_switchPmButton) {
_switchPmButton.create(this, base::lambda<QString()>(), st::switchPmButton);
_switchPmButton->show();
_switchPmButton->setTextTransform(Ui::RoundButton::TextTransform::NoTransform);
connect(_switchPmButton, SIGNAL(clicked()), this, SLOT(onSwitchPm()));
}
auto text = entry->switchPmText;
_switchPmButton->setText([text] { return text; }); // doesn't perform text.toUpper()
_switchPmStartToken = entry->switchPmStartToken;
auto buttonTop = st::stickerPanPadding;
_switchPmButton->move(st::inlineResultsLeft - st::buttonRadius, buttonTop);
if (isRestrictedView()) {
_switchPmButton->hide();
}
}
update();
}
int Inner::refreshInlineRows(PeerData *queryPeer, UserData *bot, const CacheEntry *entry, bool resultsDeleted) {
_inlineBot = bot;
_inlineQueryPeer = queryPeer;
refreshSwitchPmButton(entry);
auto clearResults = [this, entry]() {
if (!entry) {
return true;
}
if (entry->results.empty() && entry->switchPmText.isEmpty()) {
return true;
}
return false;
};
auto clearResultsResult = clearResults(); // Clang workaround.
if (clearResultsResult) {
if (resultsDeleted) {
clearInlineRows(true);
deleteUnusedInlineLayouts();
}
emit emptyInlineRows();
return 0;
}
clearSelection();
Assert(_inlineBot != 0);
auto count = int(entry->results.size());
auto from = validateExistingInlineRows(entry->results);
auto added = 0;
if (count) {
_rows.reserve(count);
auto row = Row();
row.items.reserve(kInlineItemsMaxPerRow);
auto sumWidth = 0;
for (auto i = from; i != count; ++i) {
if (inlineRowsAddItem(entry->results[i].get(), row, sumWidth)) {
++added;
}
}
inlineRowFinalize(row, sumWidth, true);
}
auto h = countHeight();
if (h != height()) resize(width(), h);
update();
_lastMousePos = QCursor::pos();
updateSelected();
return added;
}
int Inner::validateExistingInlineRows(const Results &results) {
int count = results.size(), until = 0, untilrow = 0, untilcol = 0;
for (; until < count;) {
if (untilrow >= _rows.size() || _rows[untilrow].items[untilcol]->getResult() != results[until].get()) {
break;
}
++until;
if (++untilcol == _rows[untilrow].items.size()) {
++untilrow;
untilcol = 0;
}
}
if (until == count) { // all items are layed out
if (untilrow == _rows.size()) { // nothing changed
return until;
}
for (int i = untilrow, l = _rows.size(), skip = untilcol; i < l; ++i) {
for (int j = 0, s = _rows[i].items.size(); j < s; ++j) {
if (skip) {
--skip;
} else {
_rows[i].items[j]->setPosition(-1);
}
}
}
if (!untilcol) { // all good rows are filled
_rows.resize(untilrow);
return until;
}
_rows.resize(untilrow + 1);
_rows[untilrow].items.resize(untilcol);
_rows[untilrow] = layoutInlineRow(_rows[untilrow]);
return until;
}
if (untilrow && !untilcol) { // remove last row, maybe it is not full
--untilrow;
untilcol = _rows[untilrow].items.size();
}
until -= untilcol;
for (int i = untilrow, l = _rows.size(); i < l; ++i) {
for (int j = 0, s = _rows[i].items.size(); j < s; ++j) {
_rows[i].items[j]->setPosition(-1);
}
}
_rows.resize(untilrow);
if (_rows.isEmpty()) {
_inlineWithThumb = false;
for (int i = until; i < count; ++i) {
if (results.at(i)->hasThumbDisplay()) {
_inlineWithThumb = true;
break;
}
}
}
return until;
}
void Inner::inlineItemLayoutChanged(const ItemBase *layout) {
if (_selected < 0 || !isVisible()) {
return;
}
int row = _selected / MatrixRowShift, col = _selected % MatrixRowShift;
if (row < _rows.size() && col < _rows.at(row).items.size()) {
if (layout == _rows.at(row).items.at(col)) {
updateSelected();
}
}
}
void Inner::inlineItemRepaint(const ItemBase *layout) {
auto ms = getms();
if (_lastScrolled + 100 <= ms) {
update();
} else {
_updateInlineItems.start(_lastScrolled + 100 - ms);
}
}
bool Inner::inlineItemVisible(const ItemBase *layout) {
int32 position = layout->position();
if (position < 0 || !isVisible()) {
return false;
}
int row = position / MatrixRowShift, col = position % MatrixRowShift;
Assert((row < _rows.size()) && (col < _rows[row].items.size()));
auto &inlineItems = _rows[row].items;
int top = st::stickerPanPadding;
for (int32 i = 0; i < row; ++i) {
top += _rows.at(i).height;
}
return (top < _visibleBottom) && (top + _rows[row].items[col]->height() > _visibleTop);
}
void Inner::updateSelected() {
if (_pressed >= 0 && !_previewShown) {
return;
}
auto newSelected = -1;
auto p = mapFromGlobal(_lastMousePos);
int sx = (rtl() ? width() - p.x() : p.x()) - (st::inlineResultsLeft - st::buttonRadius);
int sy = p.y() - st::stickerPanPadding;
if (_switchPmButton) {
sy -= _switchPmButton->height() + st::inlineResultsSkip;
}
int row = -1, col = -1, sel = -1;
ClickHandlerPtr lnk;
ClickHandlerHost *lnkhost = nullptr;
HistoryView::CursorState cursor = HistoryView::CursorState::None;
if (sy >= 0) {
row = 0;
for (int rows = _rows.size(); row < rows; ++row) {
if (sy < _rows[row].height) {
break;
}
sy -= _rows[row].height;
}
}
if (sx >= 0 && row >= 0 && row < _rows.size()) {
auto &inlineItems = _rows[row].items;
col = 0;
for (int cols = inlineItems.size(); col < cols; ++col) {
int width = inlineItems.at(col)->width();
if (sx < width) {
break;
}
sx -= width;
if (inlineItems.at(col)->hasRightSkip()) {
sx -= st::inlineResultsSkip;
}
}
if (col < inlineItems.size()) {
sel = row * MatrixRowShift + col;
auto result = inlineItems[col]->getState(
QPoint(sx, sy),
HistoryView::StateRequest());
lnk = result.link;
cursor = result.cursor;
lnkhost = inlineItems[col];
} else {
row = col = -1;
}
} else {
row = col = -1;
}
int srow = (_selected >= 0) ? (_selected / MatrixRowShift) : -1;
int scol = (_selected >= 0) ? (_selected % MatrixRowShift) : -1;
if (_selected != sel) {
if (srow >= 0 && scol >= 0) {
Assert(srow >= 0 && srow < _rows.size() && scol >= 0 && scol < _rows.at(srow).items.size());
_rows[srow].items[scol]->update();
}
_selected = sel;
if (row >= 0 && col >= 0) {
Assert(row >= 0 && row < _rows.size() && col >= 0 && col < _rows.at(row).items.size());
_rows[row].items[col]->update();
}
if (_previewShown && _selected >= 0 && _pressed != _selected) {
_pressed = _selected;
if (row >= 0 && col >= 0) {
auto layout = _rows.at(row).items.at(col);
if (auto previewDocument = layout->getPreviewDocument()) {
Ui::showMediaPreview(previewDocument);
} else if (auto previewPhoto = layout->getPreviewPhoto()) {
Ui::showMediaPreview(previewPhoto);
}
}
}
}
if (ClickHandler::setActive(lnk, lnkhost)) {
setCursor(lnk ? style::cur_pointer : style::cur_default);
}
}
void Inner::onPreview() {
if (_pressed < 0) return;
int row = _pressed / MatrixRowShift, col = _pressed % MatrixRowShift;
if (row < _rows.size() && col < _rows.at(row).items.size()) {
auto layout = _rows.at(row).items.at(col);
if (auto previewDocument = layout->getPreviewDocument()) {
Ui::showMediaPreview(previewDocument);
_previewShown = true;
} else if (auto previewPhoto = layout->getPreviewPhoto()) {
Ui::showMediaPreview(previewPhoto);
_previewShown = true;
}
}
}
void Inner::onUpdateInlineItems() {
auto ms = getms();
if (_lastScrolled + 100 <= ms) {
update();
} else {
_updateInlineItems.start(_lastScrolled + 100 - ms);
}
}
void Inner::onSwitchPm() {
if (_inlineBot && _inlineBot->botInfo) {
_inlineBot->botInfo->startToken = _switchPmStartToken;
Ui::showPeerHistory(_inlineBot, ShowAndStartBotMsgId);
}
}
} // namespace internal
Widget::Widget(QWidget *parent, not_null<Window::Controller*> controller) : TWidget(parent)
, _controller(controller)
, _contentMaxHeight(st::emojiPanMaxHeight)
, _contentHeight(_contentMaxHeight)
, _scroll(this, st::inlineBotsScroll) {
resize(QRect(0, 0, st::emojiPanWidth, _contentHeight).marginsAdded(innerPadding()).size());
_width = width();
_height = height();
_scroll->resize(st::emojiPanWidth - st::buttonRadius, _contentHeight);
_scroll->move(verticalRect().topLeft());
_inner = _scroll->setOwnedWidget(object_ptr<internal::Inner>(this, controller));
_inner->moveToLeft(0, 0, _scroll->width());
connect(_scroll, SIGNAL(scrolled()), this, SLOT(onScroll()));
connect(_inner, SIGNAL(emptyInlineRows()), this, SLOT(onEmptyInlineRows()));
// inline bots
_inlineRequestTimer.setSingleShot(true);
connect(&_inlineRequestTimer, SIGNAL(timeout()), this, SLOT(onInlineRequest()));
if (cPlatform() == dbipMac || cPlatform() == dbipMacOld) {
connect(App::wnd()->windowHandle(), SIGNAL(activeChanged()), this, SLOT(onWndActiveChanged()));
}
// Inner widget has OpaquePaintEvent attribute so it doesn't repaint on scroll.
// But we should force it to repaint so that GIFs will continue to animate without update() calls.
// We do that by creating a transparent widget above our _inner.
auto forceRepaintOnScroll = object_ptr<TWidget>(this);
forceRepaintOnScroll->setGeometry(innerRect().x() + st::buttonRadius, innerRect().y() + st::buttonRadius, st::buttonRadius, st::buttonRadius);
forceRepaintOnScroll->setAttribute(Qt::WA_TransparentForMouseEvents);
forceRepaintOnScroll->show();
setMouseTracking(true);
setAttribute(Qt::WA_OpaquePaintEvent, false);
}
void Widget::moveBottom(int bottom) {
_bottom = bottom;
updateContentHeight();
}
void Widget::updateContentHeight() {
auto addedHeight = innerPadding().top() + innerPadding().bottom();
auto wantedContentHeight = qRound(st::emojiPanHeightRatio * _bottom) - addedHeight;
auto contentHeight = snap(wantedContentHeight, st::emojiPanMinHeight, st::emojiPanMaxHeight);
accumulate_min(contentHeight, _bottom - addedHeight);
accumulate_min(contentHeight, _contentMaxHeight);
auto resultTop = _bottom - addedHeight - contentHeight;
if (contentHeight == _contentHeight) {
move(x(), resultTop);
return;
}
auto was = _contentHeight;
_contentHeight = contentHeight;
resize(QRect(0, 0, innerRect().width(), _contentHeight).marginsAdded(innerPadding()).size());
_height = height();
moveToLeft(0, resultTop);
if (was > _contentHeight) {
_scroll->resize(_scroll->width(), _contentHeight);
auto scrollTop = _scroll->scrollTop();
_inner->setVisibleTopBottom(scrollTop, scrollTop + _contentHeight);
} else {
auto scrollTop = _scroll->scrollTop();
_inner->setVisibleTopBottom(scrollTop, scrollTop + _contentHeight);
_scroll->resize(_scroll->width(), _contentHeight);
}
update();
}
void Widget::onWndActiveChanged() {
if (!App::wnd()->windowHandle()->isActive() && !isHidden()) {
leaveEvent(0);
}
}
void Widget::paintEvent(QPaintEvent *e) {
Painter p(this);
auto ms = getms();
// This call can finish _a_show animation and destroy _showAnimation.
auto opacityAnimating = _a_opacity.animating(ms);
auto showAnimating = _a_show.animating(ms);
if (_showAnimation && !showAnimating) {
_showAnimation.reset();
if (!opacityAnimating) {
showChildren();
}
}
if (showAnimating) {
Assert(_showAnimation != nullptr);
if (auto opacity = _a_opacity.current(_hiding ? 0. : 1.)) {
_showAnimation->paintFrame(p, 0, 0, width(), _a_show.current(1.), opacity);
}
} else if (opacityAnimating) {
p.setOpacity(_a_opacity.current(_hiding ? 0. : 1.));
p.drawPixmap(0, 0, _cache);
} else if (_hiding || isHidden()) {
hideFinished();
} else {
if (!_cache.isNull()) _cache = QPixmap();
if (!_inPanelGrab) Ui::Shadow::paint(p, innerRect(), width(), st::emojiPanAnimation.shadow);
paintContent(p);
}
}
void Widget::paintContent(Painter &p) {
auto inner = innerRect();
App::roundRect(p, inner, st::emojiPanBg, ImageRoundRadius::Small, RectPart::FullTop | RectPart::FullBottom);
auto horizontal = horizontalRect();
auto sidesTop = horizontal.y();
auto sidesHeight = horizontal.height();
p.fillRect(myrtlrect(inner.x() + inner.width() - st::emojiScroll.width, sidesTop, st::emojiScroll.width, sidesHeight), st::emojiPanBg);
p.fillRect(myrtlrect(inner.x(), sidesTop, st::buttonRadius, sidesHeight), st::emojiPanBg);
}
void Widget::moveByBottom() {
updateContentHeight();
}
void Widget::hideFast() {
if (isHidden()) return;
_hiding = false;
_a_opacity.finish();
hideFinished();
}
void Widget::opacityAnimationCallback() {
update();
if (!_a_opacity.animating()) {
if (_hiding) {
_hiding = false;
hideFinished();
} else if (!_a_show.animating()) {
showChildren();
}
}
}
void Widget::prepareCache() {
if (_a_opacity.animating()) return;
auto showAnimation = base::take(_a_show);
auto showAnimationData = base::take(_showAnimation);
showChildren();
_cache = Ui::GrabWidget(this);
_showAnimation = base::take(showAnimationData);
_a_show = base::take(showAnimation);
if (_a_show.animating()) {
hideChildren();
}
}
void Widget::startOpacityAnimation(bool hiding) {
_hiding = false;
prepareCache();
_hiding = hiding;
hideChildren();
_a_opacity.start([this] { opacityAnimationCallback(); }, _hiding ? 1. : 0., _hiding ? 0. : 1., st::emojiPanDuration);
}
void Widget::startShowAnimation() {
if (!_a_show.animating()) {
auto cache = base::take(_cache);
auto opacityAnimation = base::take(_a_opacity);
showChildren();
auto image = grabForPanelAnimation();
_a_opacity = base::take(opacityAnimation);
_cache = base::take(_cache);
_showAnimation = std::make_unique<Ui::PanelAnimation>(st::emojiPanAnimation, Ui::PanelAnimation::Origin::BottomLeft);
auto inner = rect().marginsRemoved(st::emojiPanMargins);
_showAnimation->setFinalImage(std::move(image), QRect(inner.topLeft() * cIntRetinaFactor(), inner.size() * cIntRetinaFactor()));
auto corners = App::cornersMask(ImageRoundRadius::Small);
_showAnimation->setCornerMasks(corners[0], corners[1], corners[2], corners[3]);
_showAnimation->start();
}
hideChildren();
_a_show.start([this] { update(); }, 0., 1., st::emojiPanShowDuration);
}
QImage Widget::grabForPanelAnimation() {
Ui::SendPendingMoveResizeEvents(this);
auto result = QImage(size() * cIntRetinaFactor(), QImage::Format_ARGB32_Premultiplied);
result.setDevicePixelRatio(cRetinaFactor());
result.fill(Qt::transparent);
_inPanelGrab = true;
render(&result);
_inPanelGrab = false;
return result;
}
void Widget::hideAnimated() {
if (isHidden()) return;
if (_hiding) return;
startOpacityAnimation(true);
}
Widget::~Widget() = default;
void Widget::hideFinished() {
hide();
_controller->disableGifPauseReason(Window::GifPauseReason::InlineResults);
_inner->hideFinish(true);
_a_show.finish();
_showAnimation.reset();
_cache = QPixmap();
_horizontal = false;
_hiding = false;
_scroll->scrollToY(0);
}
void Widget::showAnimated() {
showStarted();
}
void Widget::showStarted() {
if (isHidden()) {
recountContentMaxHeight();
_inner->preloadImages();
show();
_controller->enableGifPauseReason(Window::GifPauseReason::InlineResults);
startShowAnimation();
} else if (_hiding) {
startOpacityAnimation(false);
}
}
void Widget::onScroll() {
auto st = _scroll->scrollTop();
if (st + _scroll->height() > _scroll->scrollTopMax()) {
onInlineRequest();
}
_inner->setVisibleTopBottom(st, st + _scroll->height());
}
style::margins Widget::innerPadding() const {
return st::emojiPanMargins;
}
QRect Widget::innerRect() const {
return rect().marginsRemoved(innerPadding());
}
QRect Widget::horizontalRect() const {
return innerRect().marginsRemoved(style::margins(0, st::buttonRadius, 0, st::buttonRadius));
}
QRect Widget::verticalRect() const {
return innerRect().marginsRemoved(style::margins(st::buttonRadius, 0, st::buttonRadius, 0));
}
void Widget::clearInlineBot() {
inlineBotChanged();
}
bool Widget::overlaps(const QRect &globalRect) const {
if (isHidden() || !_cache.isNull()) return false;
auto testRect = QRect(mapFromGlobal(globalRect.topLeft()), globalRect.size());
auto inner = rect().marginsRemoved(st::emojiPanMargins);
return inner.marginsRemoved(QMargins(st::buttonRadius, 0, st::buttonRadius, 0)).contains(testRect)
|| inner.marginsRemoved(QMargins(0, st::buttonRadius, 0, st::buttonRadius)).contains(testRect);
}
void Widget::inlineBotChanged() {
if (!_inlineBot) return;
if (!isHidden() && !_hiding) {
hideAnimated();
}
if (_inlineRequestId) MTP::cancel(_inlineRequestId);
_inlineRequestId = 0;
_inlineQuery = _inlineNextQuery = _inlineNextOffset = QString();
_inlineBot = nullptr;
_inlineCache.clear();
_inner->inlineBotChanged();
_inner->hideInlineRowsPanel();
Notify::inlineBotRequesting(false);
}
void Widget::inlineResultsDone(const MTPmessages_BotResults &result) {
_inlineRequestId = 0;
Notify::inlineBotRequesting(false);
auto it = _inlineCache.find(_inlineQuery);
auto adding = (it != _inlineCache.cend());
if (result.type() == mtpc_messages_botResults) {
auto &d = result.c_messages_botResults();
App::feedUsers(d.vusers);
auto &v = d.vresults.v;
auto queryId = d.vquery_id.v;
if (it == _inlineCache.cend()) {
it = _inlineCache.emplace(_inlineQuery, std::make_unique<internal::CacheEntry>()).first;
}
auto entry = it->second.get();
entry->nextOffset = qs(d.vnext_offset);
if (d.has_switch_pm() && d.vswitch_pm.type() == mtpc_inlineBotSwitchPM) {
auto &switchPm = d.vswitch_pm.c_inlineBotSwitchPM();
entry->switchPmText = qs(switchPm.vtext);
entry->switchPmStartToken = qs(switchPm.vstart_param);
}
if (auto count = v.size()) {
entry->results.reserve(entry->results.size() + count);
}
auto added = 0;
for_const (const auto &res, v) {
if (auto result = InlineBots::Result::create(queryId, res)) {
++added;
entry->results.push_back(std::move(result));
}
}
if (!added) {
entry->nextOffset = QString();
}
} else if (adding) {
it->second->nextOffset = QString();
}
if (!showInlineRows(!adding)) {
it->second->nextOffset = QString();
}
onScroll();
}
void Widget::queryInlineBot(UserData *bot, PeerData *peer, QString query) {
bool force = false;
_inlineQueryPeer = peer;
if (bot != _inlineBot) {
inlineBotChanged();
_inlineBot = bot;
force = true;
}
if (_inlineQuery != query || force) {
if (_inlineRequestId) {
MTP::cancel(_inlineRequestId);
_inlineRequestId = 0;
Notify::inlineBotRequesting(false);
}
if (_inlineCache.find(query) != _inlineCache.cend()) {
_inlineRequestTimer.stop();
_inlineQuery = _inlineNextQuery = query;
showInlineRows(true);
} else {
_inlineNextQuery = query;
_inlineRequestTimer.start(internal::kInlineBotRequestDelay);
}
}
}
void Widget::onInlineRequest() {
if (_inlineRequestId || !_inlineBot || !_inlineQueryPeer) return;
_inlineQuery = _inlineNextQuery;
QString nextOffset;
auto it = _inlineCache.find(_inlineQuery);
if (it != _inlineCache.cend()) {
nextOffset = it->second->nextOffset;
if (nextOffset.isEmpty()) return;
}
Notify::inlineBotRequesting(true);
_inlineRequestId = request(MTPmessages_GetInlineBotResults(MTP_flags(0), _inlineBot->inputUser, _inlineQueryPeer->input, MTPInputGeoPoint(), MTP_string(_inlineQuery), MTP_string(nextOffset))).done([this](const MTPmessages_BotResults &result, mtpRequestId requestId) {
inlineResultsDone(result);
}).fail([this](const RPCError &error) {
// show error?
Notify::inlineBotRequesting(false);
_inlineRequestId = 0;
}).handleAllErrors().send();
}
void Widget::onEmptyInlineRows() {
hideAnimated();
_inner->clearInlineRowsPanel();
}
bool Widget::refreshInlineRows(int *added) {
auto it = _inlineCache.find(_inlineQuery);
const internal::CacheEntry *entry = nullptr;
if (it != _inlineCache.cend()) {
if (!it->second->results.empty() || !it->second->switchPmText.isEmpty()) {
entry = it->second.get();
}
_inlineNextOffset = it->second->nextOffset;
}
if (!entry) prepareCache();
auto result = _inner->refreshInlineRows(_inlineQueryPeer, _inlineBot, entry, false);
if (added) *added = result;
return (entry != nullptr);
}
int Widget::showInlineRows(bool newResults) {
auto added = 0;
auto clear = !refreshInlineRows(&added);
if (newResults) {
_scroll->scrollToY(0);
}
auto hidden = isHidden();
if (!hidden && !clear) {
recountContentMaxHeight();
}
if (clear) {
if (!hidden) {
hideAnimated();
} else if (!_hiding) {
_cache = QPixmap(); // clear after refreshInlineRows()
}
} else {
if (hidden || _hiding) {
showAnimated();
}
}
return added;
}
void Widget::recountContentMaxHeight() {
_contentMaxHeight = _inner->countHeight();
updateContentHeight();
}
} // namespace Layout
} // namespace InlineBots