tdesktop/Telegram/SourceFiles/inline_bots/inline_results_inner.cpp

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/*
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_inner.h"
#include "api/api_common.h"
#include "chat_helpers/gifs_list_widget.h" // ChatHelpers::AddGifAction
#include "chat_helpers/send_context_menu.h" // SendMenu::FillSendMenu
#include "data/data_file_origin.h"
#include "data/data_user.h"
#include "data/data_changes.h"
#include "inline_bots/inline_bot_result.h"
#include "inline_bots/inline_bot_layout_item.h"
#include "lang/lang_keys.h"
#include "mainwindow.h"
#include "facades.h"
#include "main/main_session.h"
#include "window/window_session_controller.h"
#include "ui/widgets/popup_menu.h"
#include "ui/widgets/buttons.h"
#include "ui/widgets/labels.h"
#include "ui/effects/path_shift_gradient.h"
#include "history/view/history_view_cursor_state.h"
#include "styles/style_chat_helpers.h"
#include <QtWidgets/QApplication>
namespace InlineBots {
namespace Layout {
Inner::Inner(
QWidget *parent,
not_null<Window::SessionController*> controller)
: RpWidget(parent)
, _controller(controller)
, _pathGradient(std::make_unique<Ui::PathShiftGradient>(
st::windowBgRipple,
st::windowBgOver,
[=] { update(); }))
, _updateInlineItems([=] { updateInlineItems(); })
, _previewTimer([=] { showPreview(); }) {
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resize(st::emojiPanWidth - st::emojiScroll.width - st::roundRadiusSmall, st::inlineResultsMinHeight);
setMouseTracking(true);
setAttribute(Qt::WA_OpaquePaintEvent);
_controller->session().downloaderTaskFinished(
) | rpl::start_with_next([=] {
update();
}, lifetime());
controller->gifPauseLevelChanged(
) | rpl::start_with_next([=] {
if (!_controller->isGifPausedAtLeastFor(
Window::GifPauseReason::InlineResults)) {
update();
}
}, lifetime());
_controller->session().changes().peerUpdates(
Data::PeerUpdate::Flag::Rights
) | rpl::filter([=](const Data::PeerUpdate &update) {
return (update.peer.get() == _inlineQueryPeer);
}) | rpl::start_with_next([=] {
auto isRestricted = (_restrictedLabel != nullptr);
if (isRestricted != isRestrictedView()) {
auto h = countHeight();
if (h != height()) resize(width(), h);
}
}, lifetime());
}
void Inner::visibleTopBottomUpdated(
int visibleTop,
int visibleBottom) {
_visibleBottom = visibleBottom;
if (_visibleTop != visibleTop) {
_visibleTop = visibleTop;
_lastScrolled = crl::now();
}
}
void Inner::checkRestrictedPeer() {
if (_inlineQueryPeer) {
const auto error = Data::RestrictionError(
_inlineQueryPeer,
ChatRestriction::f_send_inline);
if (error) {
if (!_restrictedLabel) {
_restrictedLabel.create(this, *error, st::stickersRestrictedLabel);
_restrictedLabel->show();
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_restrictedLabel->move(st::inlineResultsLeft - st::roundRadiusSmall, st::stickerPanPadding);
_restrictedLabel->resizeToNaturalWidth(width() - (st::inlineResultsLeft - st::roundRadiusSmall) * 2);
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;
} else if (_rows.isEmpty() && !_switchPmButton) {
return st::stickerPanPadding + st::normalFont->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;
}
QString Inner::tooltipText() const {
if (const auto lnk = ClickHandler::getActive()) {
return lnk->tooltip();
}
return QString();
}
QPoint Inner::tooltipPos() const {
return _lastMousePos;
}
bool Inner::tooltipWindowActive() const {
return Ui::AppInFocus() && Ui::InFocusChain(window());
}
rpl::producer<> Inner::inlineRowsCleared() const {
return _inlineRowsCleared.events();
}
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), tr::lng_inline_bot_no_results(tr::now), style::al_center);
return;
}
auto gifPaused = _controller->isGifPausedAtLeastFor(Window::GifPauseReason::InlineResults);
InlineBots::Layout::PaintContext context(crl::now(), false, gifPaused, false);
context.pathGradient = _pathGradient.get();
context.pathGradient->startFrame(0, width(), width() / 2);
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()) {
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auto left = st::inlineResultsLeft - st::roundRadiusSmall;
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.callOnce(QApplication::startDragTime());
}
void Inner::mouseReleaseEvent(QMouseEvent *e) {
_previewTimer.cancel();
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;
}
using namespace InlineBots::Layout;
const auto open = dynamic_cast<OpenFileClickHandler*>(activated.get());
if (dynamic_cast<SendClickHandler*>(activated.get()) || open) {
const auto row = int(_selected / MatrixRowShift);
const auto column = int(_selected % MatrixRowShift);
selectInlineResult(row, column, {}, !!open);
} else {
ActivateClickHandler(window(), activated, e->button());
}
}
void Inner::selectInlineResult(
int row,
int column,
Api::SendOptions options,
bool open) {
if (row >= _rows.size() || column >= _rows.at(row).items.size()) {
return;
}
auto item = _rows[row].items[column];
if (const auto inlineResult = item->getResult()) {
if (inlineResult->onChoose(item)) {
_resultSelectedCallback({
.result = inlineResult,
.bot = _inlineBot,
.options = std::move(options),
.open = open,
});
}
}
}
void Inner::mouseMoveEvent(QMouseEvent *e) {
_lastMousePos = e->globalPos();
updateSelected();
}
void Inner::leaveEventHook(QEvent *e) {
clearSelection();
Ui::Tooltip::Hide();
}
void Inner::leaveToChildEvent(QEvent *e, QWidget *child) {
clearSelection();
}
void Inner::enterFromChildEvent(QEvent *e, QWidget *child) {
_lastMousePos = QCursor::pos();
updateSelected();
}
void Inner::contextMenuEvent(QContextMenuEvent *e) {
if (_selected < 0 || _pressed >= 0) {
return;
}
const auto row = _selected / MatrixRowShift;
const auto column = _selected % MatrixRowShift;
const auto type = _sendMenuType
? _sendMenuType()
: SendMenu::Type::Disabled;
_menu = base::make_unique_q<Ui::PopupMenu>(this);
const auto send = [=](Api::SendOptions options) {
selectInlineResult(row, column, options, false);
};
SendMenu::FillSendMenu(
_menu,
type,
SendMenu::DefaultSilentCallback(send),
SendMenu::DefaultScheduleCallback(this, type, send));
auto item = _rows[row].items[column];
if (const auto previewDocument = item->getPreviewDocument()) {
auto callback = [&](const QString &text, Fn<void()> &&done) {
_menu->addAction(text, std::move(done));
};
ChatHelpers::AddGifAction(std::move(callback), previewDocument);
}
if (!_menu->empty()) {
_menu->popup(QCursor::pos());
}
}
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::hideFinished() {
clearHeavyData();
}
void Inner::clearHeavyData() {
clearInlineRows(false);
for (const auto &[result, layout] : _inlineLayouts) {
layout->unloadHeavyPart();
}
}
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;
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int availw = width() - (st::inlineResultsLeft - st::roundRadiusSmall);
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, nullptr, st::switchPmButton);
_switchPmButton->show();
_switchPmButton->setTextTransform(Ui::RoundButton::TextTransform::NoTransform);
_switchPmButton->addClickHandler([=] { switchPm(); });
}
_switchPmButton->setText(rpl::single(entry->switchPmText));
_switchPmStartToken = entry->switchPmStartToken;
const auto buttonTop = st::stickerPanPadding;
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_switchPmButton->move(st::inlineResultsLeft - st::roundRadiusSmall, 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 = [&] {
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();
}
_inlineRowsCleared.fire({});
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 = crl::now();
if (_lastScrolled + 100 <= ms) {
update();
} else {
_updateInlineItems.callOnce(_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);
}
Data::FileOrigin Inner::inlineItemFileOrigin() {
return Data::FileOrigin();
}
void Inner::updateSelected() {
if (_pressed >= 0 && !_previewShown) {
return;
}
auto newSelected = -1;
auto p = mapFromGlobal(_lastMousePos);
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int sx = (rtl() ? width() - p.x() : p.x()) - (st::inlineResultsLeft - st::roundRadiusSmall);
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 (const auto previewDocument = layout->getPreviewDocument()) {
_controller->widget()->showMediaPreview(
Data::FileOrigin(),
previewDocument);
} else if (auto previewPhoto = layout->getPreviewPhoto()) {
_controller->widget()->showMediaPreview(
Data::FileOrigin(),
previewPhoto);
}
}
}
}
if (ClickHandler::setActive(lnk, lnkhost)) {
setCursor(lnk ? style::cur_pointer : style::cur_default);
Ui::Tooltip::Hide();
}
if (lnk) {
Ui::Tooltip::Show(1000, this);
}
}
void Inner::showPreview() {
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 (const auto previewDocument = layout->getPreviewDocument()) {
_previewShown = _controller->widget()->showMediaPreview(
Data::FileOrigin(),
previewDocument);
} else if (const auto previewPhoto = layout->getPreviewPhoto()) {
_previewShown = _controller->widget()->showMediaPreview(
Data::FileOrigin(),
previewPhoto);
}
}
}
void Inner::updateInlineItems() {
auto ms = crl::now();
if (_lastScrolled + 100 <= ms) {
update();
} else {
_updateInlineItems.callOnce(_lastScrolled + 100 - ms);
}
}
void Inner::switchPm() {
if (_inlineBot && _inlineBot->isBot()) {
_inlineBot->botInfo->startToken = _switchPmStartToken;
_inlineBot->botInfo->inlineReturnTo = _currentDialogsEntryState;
Ui::showPeerHistory(_inlineBot, ShowAndStartBotMsgId);
}
}
void Inner::setSendMenuType(Fn<SendMenu::Type()> &&callback) {
_sendMenuType = std::move(callback);
}
} // namespace Layout
} // namespace InlineBots