tdesktop/Telegram/SourceFiles/chat_helpers/tabbed_selector.cpp
2019-02-19 11:06:33 +04:00

951 lines
27 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 "chat_helpers/tabbed_selector.h"
#include "chat_helpers/emoji_list_widget.h"
#include "chat_helpers/stickers_list_widget.h"
#include "chat_helpers/gifs_list_widget.h"
#include "chat_helpers/stickers.h"
#include "styles/style_chat_helpers.h"
#include "ui/widgets/buttons.h"
#include "ui/widgets/labels.h"
#include "ui/widgets/shadow.h"
#include "ui/widgets/discrete_sliders.h"
#include "ui/widgets/scroll_area.h"
#include "ui/image/image_prepare.h"
#include "storage/localstorage.h"
#include "data/data_channel.h"
#include "lang/lang_keys.h"
#include "mainwindow.h"
#include "observer_peer.h"
#include "apiwrap.h"
namespace ChatHelpers {
class TabbedSelector::SlideAnimation : public Ui::RoundShadowAnimation {
public:
enum class Direction {
LeftToRight,
RightToLeft,
};
void setFinalImages(Direction direction, QImage &&left, QImage &&right, QRect inner, bool wasSectionIcons);
void start();
void paintFrame(QPainter &p, float64 dt, float64 opacity);
private:
Direction _direction = Direction::LeftToRight;
QPixmap _leftImage, _rightImage;
int _width = 0;
int _height = 0;
int _innerLeft = 0;
int _innerTop = 0;
int _innerRight = 0;
int _innerBottom = 0;
int _innerWidth = 0;
int _innerHeight = 0;
int _painterInnerLeft = 0;
int _painterInnerTop = 0;
int _painterInnerWidth = 0;
int _painterInnerBottom = 0;
int _painterCategoriesTop = 0;
int _painterInnerHeight = 0;
int _painterInnerRight = 0;
int _frameIntsPerLineAdd = 0;
bool _wasSectionIcons = false;
};
void TabbedSelector::SlideAnimation::setFinalImages(Direction direction, QImage &&left, QImage &&right, QRect inner, bool wasSectionIcons) {
Expects(!started());
_direction = direction;
_leftImage = QPixmap::fromImage(std::move(left).convertToFormat(QImage::Format_ARGB32_Premultiplied), Qt::ColorOnly);
_rightImage = QPixmap::fromImage(std::move(right).convertToFormat(QImage::Format_ARGB32_Premultiplied), Qt::ColorOnly);
Assert(!_leftImage.isNull());
Assert(!_rightImage.isNull());
_width = _leftImage.width();
_height = _rightImage.height();
Assert(!(_width % cIntRetinaFactor()));
Assert(!(_height % cIntRetinaFactor()));
Assert(_leftImage.devicePixelRatio() == _rightImage.devicePixelRatio());
Assert(_rightImage.width() == _width);
Assert(_rightImage.height() == _height);
Assert(QRect(0, 0, _width, _height).contains(inner));
_innerLeft = inner.x();
_innerTop = inner.y();
_innerWidth = inner.width();
_innerHeight = inner.height();
Assert(!(_innerLeft % cIntRetinaFactor()));
Assert(!(_innerTop % cIntRetinaFactor()));
Assert(!(_innerWidth % cIntRetinaFactor()));
Assert(!(_innerHeight % cIntRetinaFactor()));
_innerRight = _innerLeft + _innerWidth;
_innerBottom = _innerTop + _innerHeight;
_painterInnerLeft = _innerLeft / cIntRetinaFactor();
_painterInnerTop = _innerTop / cIntRetinaFactor();
_painterInnerRight = _innerRight / cIntRetinaFactor();
_painterInnerBottom = _innerBottom / cIntRetinaFactor();
_painterInnerWidth = _innerWidth / cIntRetinaFactor();
_painterInnerHeight = _innerHeight / cIntRetinaFactor();
_painterCategoriesTop = _painterInnerBottom - st::emojiFooterHeight;
_wasSectionIcons = wasSectionIcons;
}
void TabbedSelector::SlideAnimation::start() {
Assert(!_leftImage.isNull());
Assert(!_rightImage.isNull());
RoundShadowAnimation::start(_width, _height, _leftImage.devicePixelRatio());
auto checkCorner = [this](const Corner &corner) {
if (!corner.valid()) return;
Assert(corner.width <= _innerWidth);
Assert(corner.height <= _innerHeight);
};
checkCorner(_topLeft);
checkCorner(_topRight);
checkCorner(_bottomLeft);
checkCorner(_bottomRight);
_frameIntsPerLineAdd = (_width - _innerWidth) + _frameIntsPerLineAdded;
}
void TabbedSelector::SlideAnimation::paintFrame(QPainter &p, float64 dt, float64 opacity) {
Expects(started());
Expects(dt >= 0.);
_frameAlpha = anim::interpolate(1, 256, opacity);
auto frameInts = _frameInts + _innerLeft + _innerTop * _frameIntsPerLine;
auto leftToRight = (_direction == Direction::LeftToRight);
auto easeOut = anim::easeOutCirc(1., dt);
auto easeIn = anim::easeInCirc(1., dt);
auto arrivingCoord = anim::interpolate(_innerWidth, 0, easeOut);
auto departingCoord = anim::interpolate(0, _innerWidth, easeIn);
if (auto decrease = (arrivingCoord % cIntRetinaFactor())) {
arrivingCoord -= decrease;
}
if (auto decrease = (departingCoord % cIntRetinaFactor())) {
departingCoord -= decrease;
}
auto arrivingAlpha = easeIn;
auto departingAlpha = 1. - easeOut;
auto leftCoord = (leftToRight ? arrivingCoord : departingCoord) * -1;
auto leftAlpha = (leftToRight ? arrivingAlpha : departingAlpha);
auto rightCoord = (leftToRight ? departingCoord : arrivingCoord);
auto rightAlpha = (leftToRight ? departingAlpha : arrivingAlpha);
// _innerLeft ..(left).. leftTo ..(both).. bothTo ..(none).. noneTo ..(right).. _innerRight
auto leftTo = _innerLeft + snap(_innerWidth + leftCoord, 0, _innerWidth);
auto rightFrom = _innerLeft + snap(rightCoord, 0, _innerWidth);
auto painterRightFrom = rightFrom / cIntRetinaFactor();
if (opacity < 1.) {
_frame.fill(Qt::transparent);
}
{
Painter p(&_frame);
p.setOpacity(opacity);
p.fillRect(_painterInnerLeft, _painterInnerTop, _painterInnerWidth, _painterCategoriesTop - _painterInnerTop, st::emojiPanBg);
p.fillRect(_painterInnerLeft, _painterCategoriesTop, _painterInnerWidth, _painterInnerBottom - _painterCategoriesTop, _wasSectionIcons ? st::emojiPanCategories : st::emojiPanBg);
p.setCompositionMode(QPainter::CompositionMode_SourceOver);
if (leftTo > _innerLeft) {
p.setOpacity(opacity * leftAlpha);
p.drawPixmap(_painterInnerLeft, _painterInnerTop, _leftImage, _innerLeft - leftCoord, _innerTop, leftTo - _innerLeft, _innerHeight);
}
if (rightFrom < _innerRight) {
p.setOpacity(opacity * rightAlpha);
p.drawPixmap(painterRightFrom, _painterInnerTop, _rightImage, _innerLeft, _innerTop, _innerRight - rightFrom, _innerHeight);
}
}
// Draw corners
//paintCorner(_topLeft, _innerLeft, _innerTop);
//paintCorner(_topRight, _innerRight - _topRight.width, _innerTop);
paintCorner(_bottomLeft, _innerLeft, _innerBottom - _bottomLeft.height);
paintCorner(_bottomRight, _innerRight - _bottomRight.width, _innerBottom - _bottomRight.height);
// Draw shadow upon the transparent
auto outerLeft = _innerLeft;
auto outerTop = _innerTop;
auto outerRight = _innerRight;
auto outerBottom = _innerBottom;
if (_shadow.valid()) {
outerLeft -= _shadow.extend.left();
outerTop -= _shadow.extend.top();
outerRight += _shadow.extend.right();
outerBottom += _shadow.extend.bottom();
}
if (cIntRetinaFactor() > 1) {
if (auto skipLeft = (outerLeft % cIntRetinaFactor())) {
outerLeft -= skipLeft;
}
if (auto skipTop = (outerTop % cIntRetinaFactor())) {
outerTop -= skipTop;
}
if (auto skipRight = (outerRight % cIntRetinaFactor())) {
outerRight += (cIntRetinaFactor() - skipRight);
}
if (auto skipBottom = (outerBottom % cIntRetinaFactor())) {
outerBottom += (cIntRetinaFactor() - skipBottom);
}
}
if (opacity == 1.) {
// Fill above the frame top with transparent.
auto fillTopInts = (_frameInts + outerTop * _frameIntsPerLine + outerLeft);
auto fillWidth = (outerRight - outerLeft) * sizeof(uint32);
for (auto fillTop = _innerTop - outerTop; fillTop != 0; --fillTop) {
memset(fillTopInts, 0, fillWidth);
fillTopInts += _frameIntsPerLine;
}
// Fill to the left and to the right of the frame with transparent.
auto fillLeft = (_innerLeft - outerLeft) * sizeof(uint32);
auto fillRight = (outerRight - _innerRight) * sizeof(uint32);
if (fillLeft || fillRight) {
auto fillInts = _frameInts + _innerTop * _frameIntsPerLine;
for (auto y = _innerTop; y != _innerBottom; ++y) {
memset(fillInts + outerLeft, 0, fillLeft);
memset(fillInts + _innerRight, 0, fillRight);
fillInts += _frameIntsPerLine;
}
}
// Fill below the frame bottom with transparent.
auto fillBottomInts = (_frameInts + _innerBottom * _frameIntsPerLine + outerLeft);
for (auto fillBottom = outerBottom - _innerBottom; fillBottom != 0; --fillBottom) {
memset(fillBottomInts, 0, fillWidth);
fillBottomInts += _frameIntsPerLine;
}
}
if (_shadow.valid()) {
paintShadow(outerLeft, outerTop, outerRight, outerBottom);
}
// Debug
//frameInts = _frameInts;
//auto pattern = anim::shifted((static_cast<uint32>(0xFF) << 24) | (static_cast<uint32>(0xFF) << 16) | (static_cast<uint32>(0xFF) << 8) | static_cast<uint32>(0xFF));
//for (auto y = 0; y != _finalHeight; ++y) {
// for (auto x = 0; x != _finalWidth; ++x) {
// auto source = *frameInts;
// auto sourceAlpha = (source >> 24);
// *frameInts = anim::unshifted(anim::shifted(source) * 256 + pattern * (256 - sourceAlpha));
// ++frameInts;
// }
// frameInts += _frameIntsPerLineAdded;
//}
p.drawImage(outerLeft / cIntRetinaFactor(), outerTop / cIntRetinaFactor(), _frame, outerLeft, outerTop, outerRight - outerLeft, outerBottom - outerTop);
}
TabbedSelector::Tab::Tab(SelectorTab type, object_ptr<Inner> widget)
: _type(type)
, _widget(std::move(widget))
, _weak(_widget)
, _footer(_widget ? _widget->createFooter() : nullptr) {
if (_footer) {
_footer->setParent(_widget->parentWidget());
}
}
object_ptr<TabbedSelector::Inner> TabbedSelector::Tab::takeWidget() {
return std::move(_widget);
}
void TabbedSelector::Tab::returnWidget(object_ptr<Inner> widget) {
Expects(widget == _weak);
_widget = std::move(widget);
}
void TabbedSelector::Tab::saveScrollTop() {
Expects(widget() != nullptr);
_scrollTop = widget()->getVisibleTop();
}
TabbedSelector::TabbedSelector(
QWidget *parent,
not_null<Window::Controller*> controller,
Mode mode)
: RpWidget(parent)
, _mode(mode)
, _topShadow(full() ? object_ptr<Ui::PlainShadow>(this) : nullptr)
, _bottomShadow(this)
, _scroll(this, st::emojiScroll)
, _tabs { {
createTab(SelectorTab::Emoji, controller),
createTab(SelectorTab::Stickers, controller),
createTab(SelectorTab::Gifs, controller),
} }
, _currentTabType(full()
? Auth().settings().selectorTab()
: SelectorTab::Emoji) {
resize(st::emojiPanWidth, st::emojiPanMaxHeight);
for (auto &tab : _tabs) {
if (!tab.widget()) {
continue;
}
tab.footer()->hide();
tab.widget()->hide();
}
createTabsSlider();
setWidgetToScrollArea();
_bottomShadow->setGeometry(0, _scroll->y() + _scroll->height() - st::lineWidth, width(), st::lineWidth);
for (auto &tab : _tabs) {
const auto widget = tab.widget();
if (!widget) {
continue;
}
widget->scrollToRequests(
) | rpl::start_with_next([=, tab = &tab](int y) {
if (tab == currentTab()) {
scrollToY(y);
} else {
tab->saveScrollTop(y);
}
}, widget->lifetime());
widget->disableScrollRequests(
) | rpl::start_with_next([=, tab = &tab](bool disabled) {
if (tab == currentTab()) {
_scroll->disableScroll(disabled);
}
}, widget->lifetime());
}
rpl::merge(
(full()
? stickers()->scrollUpdated() | rpl::map([] { return 0; })
: rpl::never<int>() | rpl::type_erased()),
_scroll->scrollTopChanges()
) | rpl::start_with_next([=] {
handleScroll();
}, lifetime());
if (full()) {
_topShadow->raise();
}
_bottomShadow->raise();
if (full()) {
_tabsSlider->raise();
const auto handleUpdate = [=](const Notify::PeerUpdate &update) {
if (update.peer == _currentPeer) {
checkRestrictedPeer();
}
};
subscribe(
Notify::PeerUpdated(),
Notify::PeerUpdatedHandler(
Notify::PeerUpdate::Flag::RightsChanged,
handleUpdate));
Auth().api().stickerSetInstalled(
) | rpl::start_with_next([this](uint64 setId) {
_tabsSlider->setActiveSection(
static_cast<int>(SelectorTab::Stickers));
stickers()->showStickerSet(setId);
_showRequests.fire({});
}, lifetime());
}
//setAttribute(Qt::WA_AcceptTouchEvents);
setAttribute(Qt::WA_OpaquePaintEvent, false);
showAll();
}
TabbedSelector::Tab TabbedSelector::createTab(SelectorTab type, not_null<Window::Controller*> controller) {
auto createWidget = [&]() -> object_ptr<Inner> {
if (!full() && type != SelectorTab::Emoji) {
return { nullptr };
}
switch (type) {
case SelectorTab::Emoji:
return object_ptr<EmojiListWidget>(this, controller);
case SelectorTab::Stickers:
return object_ptr<StickersListWidget>(this, controller);
case SelectorTab::Gifs:
return object_ptr<GifsListWidget>(this, controller);
}
Unexpected("Type in TabbedSelector::createTab.");
};
return Tab{ type, createWidget() };
}
bool TabbedSelector::full() const {
return (_mode == Mode::Full);
}
rpl::producer<EmojiPtr> TabbedSelector::emojiChosen() const {
return emoji()->chosen();
}
rpl::producer<not_null<DocumentData*>> TabbedSelector::fileChosen() const {
return full()
? rpl::merge(stickers()->chosen(), gifs()->fileChosen())
: rpl::never<not_null<DocumentData*>>() | rpl::type_erased();
}
rpl::producer<not_null<PhotoData*>> TabbedSelector::photoChosen() const {
return full()
? gifs()->photoChosen()
: rpl::never<not_null<PhotoData*>>();
}
auto TabbedSelector::inlineResultChosen() const
-> rpl::producer<InlineChosen> {
return full()
? gifs()->inlineResultChosen()
: rpl::never<InlineChosen>();
}
rpl::producer<> TabbedSelector::cancelled() const {
return full()
? gifs()->cancelRequests()
: rpl::never<>();
}
rpl::producer<> TabbedSelector::checkForHide() const {
return full()
? stickers()->checkForHide()
: rpl::never<>();
}
rpl::producer<> TabbedSelector::slideFinished() const {
return _slideFinished.events();
}
void TabbedSelector::resizeEvent(QResizeEvent *e) {
if (full()) {
_tabsSlider->resizeToWidth(width());
_tabsSlider->moveToLeft(0, 0);
_topShadow->setGeometry(
_tabsSlider->x(),
_tabsSlider->bottomNoMargins() - st::lineWidth,
_tabsSlider->width(),
st::lineWidth);
}
auto scrollWidth = width() - st::buttonRadius;
auto scrollHeight = height() - scrollTop() - marginBottom();
auto inner = currentTab()->widget();
auto innerWidth = scrollWidth - st::emojiScroll.width;
auto updateScrollGeometry = [&] {
_scroll->setGeometryToLeft(
st::buttonRadius,
scrollTop(),
scrollWidth,
scrollHeight);
};
auto updateInnerGeometry = [&] {
auto scrollTop = _scroll->scrollTop();
auto scrollBottom = scrollTop + scrollHeight;
inner->setMinimalHeight(innerWidth, scrollHeight);
inner->setVisibleTopBottom(scrollTop, scrollBottom);
};
if (e->oldSize().height() > height()) {
updateScrollGeometry();
updateInnerGeometry();
} else {
updateInnerGeometry();
updateScrollGeometry();
}
_bottomShadow->setGeometry(0, _scroll->y() + _scroll->height() - st::lineWidth, width(), st::lineWidth);
updateRestrictedLabelGeometry();
_footerTop = height() - st::emojiFooterHeight;
for (auto &tab : _tabs) {
if (!tab.widget()) {
continue;
}
tab.footer()->resizeToWidth(width());
tab.footer()->moveToLeft(0, _footerTop);
}
update();
}
void TabbedSelector::updateRestrictedLabelGeometry() {
if (!_restrictedLabel) {
return;
}
auto labelWidth = width() - st::stickerPanPadding * 2;
_restrictedLabel->resizeToWidth(labelWidth);
_restrictedLabel->moveToLeft(
(width() - _restrictedLabel->width()) / 2,
(height() / 3 - _restrictedLabel->height() / 2));
}
void TabbedSelector::paintEvent(QPaintEvent *e) {
Painter p(this);
auto ms = crl::now();
auto switching = (_slideAnimation != nullptr);
if (switching) {
paintSlideFrame(p, ms);
if (!_a_slide.animating()) {
_slideAnimation.reset();
afterShown();
_slideFinished.fire({});
}
} else {
paintContent(p);
}
}
void TabbedSelector::paintSlideFrame(Painter &p, crl::time ms) {
if (_roundRadius > 0) {
if (full()) {
auto topPart = QRect(0, 0, width(), _tabsSlider->height() + _roundRadius);
App::roundRect(p, topPart, st::emojiPanBg, ImageRoundRadius::Small, RectPart::FullTop | RectPart::NoTopBottom);
} else {
auto topPart = QRect(0, 0, width(), 3 * _roundRadius);
App::roundRect(p, topPart, st::emojiPanBg, ImageRoundRadius::Small, RectPart::FullTop);
}
} else if (full()) {
p.fillRect(0, 0, width(), _tabsSlider->height(), st::emojiPanBg);
}
auto slideDt = _a_slide.current(ms, 1.);
_slideAnimation->paintFrame(p, slideDt, 1.);
}
void TabbedSelector::paintContent(Painter &p) {
auto &bottomBg = hasSectionIcons() ? st::emojiPanCategories : st::emojiPanBg;
if (_roundRadius > 0) {
if (full()) {
auto topPart = QRect(0, 0, width(), _tabsSlider->height() + _roundRadius);
App::roundRect(p, topPart, st::emojiPanBg, ImageRoundRadius::Small, RectPart::FullTop | RectPart::NoTopBottom);
} else {
auto topPart = QRect(0, 0, width(), 3 * _roundRadius);
App::roundRect(p, topPart, st::emojiPanBg, ImageRoundRadius::Small, RectPart::FullTop);
}
auto bottomPart = QRect(0, _footerTop - _roundRadius, width(), st::emojiFooterHeight + _roundRadius);
auto bottomParts = RectPart::NoTopBottom | RectPart::FullBottom;
App::roundRect(p, bottomPart, bottomBg, ImageRoundRadius::Small, bottomParts);
} else {
if (full()) {
p.fillRect(0, 0, width(), _tabsSlider->height(), st::emojiPanBg);
}
p.fillRect(0, _footerTop, width(), st::emojiFooterHeight, bottomBg);
}
auto sidesTop = marginTop();
auto sidesHeight = height() - sidesTop - marginBottom();
if (_restrictedLabel) {
p.fillRect(0, sidesTop, width(), sidesHeight, st::emojiPanBg);
} else {
p.fillRect(myrtlrect(width() - st::emojiScroll.width, sidesTop, st::emojiScroll.width, sidesHeight), st::emojiPanBg);
p.fillRect(myrtlrect(0, sidesTop, st::buttonRadius, sidesHeight), st::emojiPanBg);
}
}
int TabbedSelector::marginTop() const {
return full() ? (_tabsSlider->height() - st::lineWidth) : _roundRadius;
}
int TabbedSelector::scrollTop() const {
return full() ? marginTop() : 0;
}
int TabbedSelector::marginBottom() const {
return st::emojiFooterHeight;
}
void TabbedSelector::refreshStickers() {
if (!full()) {
return;
}
stickers()->refreshStickers();
if (isHidden() || _currentTabType != SelectorTab::Stickers) {
stickers()->preloadImages();
}
}
bool TabbedSelector::preventAutoHide() const {
return full() ? stickers()->preventAutoHide() : false;
}
QImage TabbedSelector::grabForAnimation() {
auto slideAnimationData = base::take(_slideAnimation);
auto slideAnimation = base::take(_a_slide);
showAll();
if (full()) {
_topShadow->hide();
_tabsSlider->hide();
}
Ui::SendPendingMoveResizeEvents(this);
auto result = QImage(size() * cIntRetinaFactor(), QImage::Format_ARGB32_Premultiplied);
result.setDevicePixelRatio(cRetinaFactor());
result.fill(Qt::transparent);
render(&result);
_a_slide = base::take(slideAnimation);
_slideAnimation = base::take(slideAnimationData);
return result;
}
bool TabbedSelector::wheelEventFromFloatPlayer(QEvent *e) {
return _scroll->viewportEvent(e);
}
QRect TabbedSelector::rectForFloatPlayer() const {
return mapToGlobal(_scroll->geometry());
}
TabbedSelector::~TabbedSelector() = default;
void TabbedSelector::hideFinished() {
for (auto &tab : _tabs) {
if (!tab.widget()) {
continue;
}
tab.widget()->panelHideFinished();
}
_a_slide.finish();
_slideAnimation.reset();
}
void TabbedSelector::showStarted() {
if (full()) {
Auth().api().updateStickers();
}
currentTab()->widget()->refreshRecent();
currentTab()->widget()->preloadImages();
_a_slide.finish();
_slideAnimation.reset();
showAll();
}
void TabbedSelector::beforeHiding() {
if (!_scroll->isHidden()) {
currentTab()->widget()->beforeHiding();
if (_beforeHidingCallback) {
_beforeHidingCallback(_currentTabType);
}
}
}
void TabbedSelector::afterShown() {
if (!_a_slide.animating()) {
showAll();
currentTab()->widget()->afterShown();
if (_afterShownCallback) {
_afterShownCallback(_currentTabType);
}
}
}
void TabbedSelector::showMegagroupSet(ChannelData *megagroup) {
if (!full()) {
return;
}
stickers()->showMegagroupSet(megagroup);
}
void TabbedSelector::setCurrentPeer(PeerData *peer) {
if (!full()) {
return;
}
gifs()->setInlineQueryPeer(peer);
_currentPeer = peer;
checkRestrictedPeer();
}
void TabbedSelector::checkRestrictedPeer() {
if (_currentPeer) {
const auto errorKey = (_currentTabType == SelectorTab::Stickers)
? Data::RestrictionErrorKey(
_currentPeer,
ChatRestriction::f_send_stickers)
: (_currentTabType == SelectorTab::Gifs)
? Data::RestrictionErrorKey(
_currentPeer,
ChatRestriction::f_send_gifs)
: std::nullopt;
if (errorKey) {
if (!_restrictedLabel) {
_restrictedLabel.create(
this,
lang(*errorKey),
Ui::FlatLabel::InitType::Simple,
st::stickersRestrictedLabel);
_restrictedLabel->show();
updateRestrictedLabelGeometry();
currentTab()->footer()->hide();
_scroll->hide();
_bottomShadow->hide();
update();
}
return;
}
}
if (_restrictedLabel) {
_restrictedLabel.destroy();
if (!_a_slide.animating()) {
currentTab()->footer()->show();
_scroll->show();
_bottomShadow->setVisible(_currentTabType == SelectorTab::Gifs);
update();
}
}
}
bool TabbedSelector::isRestrictedView() {
checkRestrictedPeer();
return (_restrictedLabel != nullptr);
}
void TabbedSelector::showAll() {
if (isRestrictedView()) {
_restrictedLabel->show();
} else {
currentTab()->footer()->show();
_scroll->show();
_bottomShadow->setVisible(_currentTabType == SelectorTab::Gifs);
}
if (full()) {
_topShadow->show();
_tabsSlider->show();
}
}
void TabbedSelector::hideForSliding() {
hideChildren();
if (full()) {
_topShadow->show();
_tabsSlider->show();
}
currentTab()->widget()->clearSelection();
}
void TabbedSelector::handleScroll() {
auto scrollTop = _scroll->scrollTop();
auto scrollBottom = scrollTop + _scroll->height();
currentTab()->widget()->setVisibleTopBottom(scrollTop, scrollBottom);
}
void TabbedSelector::setRoundRadius(int radius) {
_roundRadius = radius;
if (full()) {
_tabsSlider->setRippleTopRoundRadius(_roundRadius);
}
}
void TabbedSelector::createTabsSlider() {
if (!full()) {
return;
}
_tabsSlider.create(this, st::emojiTabs);
auto sections = QStringList();
sections.push_back(lang(lng_switch_emoji).toUpper());
sections.push_back(lang(lng_switch_stickers).toUpper());
sections.push_back(lang(lng_switch_gifs).toUpper());
_tabsSlider->setSections(sections);
_tabsSlider->setActiveSectionFast(static_cast<int>(_currentTabType));
_tabsSlider->sectionActivated(
) | rpl::start_with_next([=] {
switchTab();
}, lifetime());
}
bool TabbedSelector::hasSectionIcons() const {
return (_currentTabType != SelectorTab::Gifs) && !_restrictedLabel;
}
void TabbedSelector::switchTab() {
Expects(full());
auto tab = _tabsSlider->activeSection();
Assert(tab >= 0 && tab < Tab::kCount);
auto newTabType = static_cast<SelectorTab>(tab);
if (_currentTabType == newTabType) {
return;
}
auto wasSectionIcons = hasSectionIcons();
auto wasTab = _currentTabType;
currentTab()->saveScrollTop();
beforeHiding();
auto wasCache = grabForAnimation();
auto widget = _scroll->takeWidget<Inner>();
widget->setParent(this);
widget->hide();
currentTab()->footer()->hide();
currentTab()->returnWidget(std::move(widget));
_currentTabType = newTabType;
_restrictedLabel.destroy();
checkRestrictedPeer();
currentTab()->widget()->refreshRecent();
currentTab()->widget()->preloadImages();
setWidgetToScrollArea();
auto nowCache = grabForAnimation();
auto direction = (wasTab > _currentTabType) ? SlideAnimation::Direction::LeftToRight : SlideAnimation::Direction::RightToLeft;
if (direction == SlideAnimation::Direction::LeftToRight) {
std::swap(wasCache, nowCache);
}
_slideAnimation = std::make_unique<SlideAnimation>();
auto slidingRect = QRect(0, _scroll->y() * cIntRetinaFactor(), width() * cIntRetinaFactor(), (height() - _scroll->y()) * cIntRetinaFactor());
_slideAnimation->setFinalImages(direction, std::move(wasCache), std::move(nowCache), slidingRect, wasSectionIcons);
auto corners = App::cornersMask(ImageRoundRadius::Small);
_slideAnimation->setCornerMasks(corners[0], corners[1], corners[2], corners[3]);
_slideAnimation->start();
hideForSliding();
getTab(wasTab)->widget()->hideFinished();
_a_slide.start([this] { update(); }, 0., 1., st::emojiPanSlideDuration, anim::linear);
update();
if (full()) {
Auth().settings().setSelectorTab(_currentTabType);
Auth().saveSettingsDelayed();
}
}
not_null<EmojiListWidget*> TabbedSelector::emoji() const {
return static_cast<EmojiListWidget*>(getTab(SelectorTab::Emoji)->widget());
}
not_null<StickersListWidget*> TabbedSelector::stickers() const {
Expects(full());
return static_cast<StickersListWidget*>(getTab(SelectorTab::Stickers)->widget());
}
not_null<GifsListWidget*> TabbedSelector::gifs() const {
Expects(full());
return static_cast<GifsListWidget*>(getTab(SelectorTab::Gifs)->widget());
}
void TabbedSelector::setWidgetToScrollArea() {
auto inner = _scroll->setOwnedWidget(currentTab()->takeWidget());
auto innerWidth = _scroll->width() - st::emojiScroll.width;
auto scrollHeight = _scroll->height();
inner->setMinimalHeight(innerWidth, scrollHeight);
inner->moveToLeft(0, 0);
inner->show();
_scroll->disableScroll(false);
scrollToY(currentTab()->getScrollTop());
handleScroll();
}
void TabbedSelector::scrollToY(int y) {
_scroll->scrollToY(y);
// Qt render glitch workaround, shadow sometimes disappears if we just scroll to y.
if (full()) {
_topShadow->update();
}
}
TabbedSelector::Inner::Inner(
QWidget *parent,
not_null<Window::Controller*> controller)
: RpWidget(parent)
, _controller(controller) {
}
rpl::producer<int> TabbedSelector::Inner::scrollToRequests() const {
return _scrollToRequests.events();
}
rpl::producer<bool> TabbedSelector::Inner::disableScrollRequests() const {
return _disableScrollRequests.events();
}
void TabbedSelector::Inner::scrollTo(int y) {
_scrollToRequests.fire_copy(y);
}
void TabbedSelector::Inner::disableScroll(bool disabled) {
_disableScrollRequests.fire_copy(disabled);
}
void TabbedSelector::Inner::visibleTopBottomUpdated(int visibleTop, int visibleBottom) {
_visibleTop = visibleTop;
_visibleBottom = visibleBottom;
}
void TabbedSelector::Inner::setMinimalHeight(
int newWidth,
int newMinimalHeight) {
if (_minimalHeight != newMinimalHeight) {
_minimalHeight = newMinimalHeight;
resizeToWidth(newWidth);
} else if (newWidth != width()) {
resizeToWidth(newWidth);
}
}
int TabbedSelector::Inner::resizeGetHeight(int newWidth) {
auto result = std::max(
countDesiredHeight(newWidth),
minimalHeight());
if (result != height()) {
update();
}
return result;
}
int TabbedSelector::Inner::minimalHeight() const {
auto result = _minimalHeight;
return (_minimalHeight > 0)
? _minimalHeight
: (st::emojiPanMaxHeight - st::emojiFooterHeight);
}
void TabbedSelector::Inner::hideFinished() {
processHideFinished();
if (auto footer = getFooter()) {
footer->processHideFinished();
}
}
void TabbedSelector::Inner::panelHideFinished() {
hideFinished();
processPanelHideFinished();
if (auto footer = getFooter()) {
footer->processPanelHideFinished();
}
}
TabbedSelector::InnerFooter::InnerFooter(QWidget *parent)
: TWidget(parent) {
resize(st::emojiPanWidth, st::emojiFooterHeight);
}
} // namespace ChatHelpers