tdesktop/Telegram/SourceFiles/settings/settings_intro.cpp

534 lines
13 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 "settings/settings_intro.h"
#include "settings/settings_common.h"
#include "settings/settings_advanced.h"
#include "settings/settings_main.h"
#include "settings/settings_chat.h"
#include "settings/settings_codes.h"
#include "ui/wrap/fade_wrap.h"
#include "ui/wrap/vertical_layout.h"
#include "ui/widgets/shadow.h"
#include "ui/widgets/labels.h"
#include "ui/widgets/buttons.h"
#include "ui/widgets/scroll_area.h"
#include "lang/lang_keys.h"
#include "styles/style_settings.h"
#include "styles/style_boxes.h"
#include "styles/style_info.h"
namespace Settings {
namespace {
class TopBar : public Ui::RpWidget {
public:
TopBar(QWidget *parent, const style::InfoTopBar &st);
void setTitle(rpl::producer<QString> &&title);
template <typename ButtonWidget>
ButtonWidget *addButton(base::unique_qptr<ButtonWidget> button) {
auto result = button.get();
pushButton(std::move(button));
return result;
}
protected:
int resizeGetHeight(int newWidth) override;
void paintEvent(QPaintEvent *e) override;
private:
void updateControlsGeometry(int newWidth);
Ui::RpWidget *pushButton(base::unique_qptr<Ui::RpWidget> button);
void removeButton(not_null<Ui::RpWidget*> button);
const style::InfoTopBar &_st;
std::vector<base::unique_qptr<Ui::RpWidget>> _buttons;
QPointer<Ui::FlatLabel> _title;
};
object_ptr<Ui::RpWidget> CreateIntroSettings(QWidget *parent) {
auto result = object_ptr<Ui::VerticalLayout>(parent);
AddDivider(result);
AddSkip(result);
SetupLanguageButton(result, false);
if (HasConnectionType()) {
SetupConnectionType(result);
}
AddSkip(result);
if (HasUpdate()) {
AddDivider(result);
AddSkip(result);
SetupUpdate(result);
AddSkip(result);
}
if (HasTray()) {
AddDivider(result);
AddSkip(result);
SetupTray(result);
AddSkip(result);
}
AddDivider(result);
AddSkip(result);
SetupInterfaceScale(result, false);
SetupDefaultThemes(result);
AddSkip(result);
if (anim::Disabled()) {
AddDivider(result);
AddSkip(result);
SetupAnimations(result);
AddSkip(result);
}
AddDivider(result);
AddSkip(result);
SetupFaq(result, false);
AddSkip(result);
return result;
}
TopBar::TopBar(QWidget *parent, const style::InfoTopBar &st)
: RpWidget(parent)
, _st(st) {
setAttribute(Qt::WA_OpaquePaintEvent);
}
void TopBar::setTitle(rpl::producer<QString> &&title) {
if (_title) {
delete _title;
}
_title = Ui::CreateChild<Ui::FlatLabel>(
this,
std::move(title),
_st.title);
updateControlsGeometry(width());
}
Ui::RpWidget *TopBar::pushButton(base::unique_qptr<Ui::RpWidget> button) {
auto wrapped = std::move(button);
auto weak = wrapped.get();
_buttons.push_back(std::move(wrapped));
weak->widthValue(
) | rpl::start_with_next([this] {
updateControlsGeometry(width());
}, lifetime());
return weak;
}
void TopBar::removeButton(not_null<Ui::RpWidget*> button) {
_buttons.erase(
std::remove(_buttons.begin(), _buttons.end(), button),
_buttons.end());
}
int TopBar::resizeGetHeight(int newWidth) {
updateControlsGeometry(newWidth);
return _st.height;
}
void TopBar::updateControlsGeometry(int newWidth) {
auto right = 0;
for (auto &button : _buttons) {
if (!button) continue;
button->moveToRight(right, 0, newWidth);
right += button->width();
}
if (_title) {
_title->moveToLeft(
_st.titlePosition.x(),
_st.titlePosition.y(),
newWidth);
}
}
void TopBar::paintEvent(QPaintEvent *e) {
Painter p(this);
p.fillRect(e->rect(), _st.bg);
}
} // namespace
class IntroWidget : public Ui::RpWidget {
public:
IntroWidget(QWidget *parent);
void forceContentRepaint();
rpl::producer<int> desiredHeightValue() const override;
void updateGeometry(QRect newGeometry, int additionalScroll);
int scrollTillBottom(int forHeight) const;
rpl::producer<int> scrollTillBottomChanges() const;
void setInnerFocus();
~IntroWidget();
protected:
void resizeEvent(QResizeEvent *e) override;
void keyPressEvent(QKeyEvent *e) override;
private:
void updateControlsGeometry();
QRect contentGeometry() const;
void setInnerWidget(object_ptr<Ui::RpWidget> content);
void showContent();
rpl::producer<bool> topShadowToggledValue() const;
void createTopBar();
void applyAdditionalScroll(int additionalScroll);
rpl::variable<int> _scrollTopSkip = -1;
rpl::event_stream<int> _scrollTillBottomChanges;
object_ptr<Ui::RpWidget> _wrap;
not_null<Ui::ScrollArea*> _scroll;
Ui::PaddingWrap<Ui::RpWidget> *_innerWrap = nullptr;
int _innerDesiredHeight = 0;
int _additionalScroll = 0;
object_ptr<TopBar> _topBar = { nullptr };
object_ptr<Ui::FadeShadow> _topShadow;
};
IntroWidget::IntroWidget(QWidget *parent)
: RpWidget(parent)
, _wrap(this)
, _scroll(Ui::CreateChild<Ui::ScrollArea>(_wrap.data(), st::infoScroll))
, _topShadow(this) {
_wrap->setAttribute(Qt::WA_OpaquePaintEvent);
_wrap->paintRequest(
) | rpl::start_with_next([=](QRect clip) {
Painter p(_wrap.data());
p.fillRect(clip, st::boxBg);
}, _wrap->lifetime());
_scrollTopSkip.changes(
) | rpl::start_with_next([this] {
updateControlsGeometry();
}, lifetime());
createTopBar();
showContent();
_topShadow->toggleOn(
topShadowToggledValue(
) | rpl::filter([](bool shown) {
return true;
}));
}
void IntroWidget::updateControlsGeometry() {
if (!_innerWrap) {
return;
}
_topBar->resizeToWidth(width());
_topShadow->resizeToWidth(width());
_topShadow->moveToLeft(0, _topBar->height());
_wrap->setGeometry(contentGeometry());
auto newScrollTop = _scroll->scrollTop();
auto scrollGeometry = _wrap->rect().marginsRemoved(
QMargins(0, _scrollTopSkip.current(), 0, 0));
if (_scroll->geometry() != scrollGeometry) {
_scroll->setGeometry(scrollGeometry);
_innerWrap->resizeToWidth(_scroll->width());
}
if (!_scroll->isHidden()) {
auto scrollTop = _scroll->scrollTop();
_innerWrap->setVisibleTopBottom(
scrollTop,
scrollTop + _scroll->height());
}
}
void IntroWidget::forceContentRepaint() {
// WA_OpaquePaintEvent on TopBar creates render glitches when
// animating the LayerWidget's height :( Fixing by repainting.
if (_topBar) {
_topBar->update();
}
_scroll->update();
if (_innerWrap) {
_innerWrap->update();
}
}
void IntroWidget::createTopBar() {
_topBar.create(this, st::infoLayerTopBar);
_topBar->setTitle(tr::lng_menu_settings());
auto close = _topBar->addButton(
base::make_unique_q<Ui::IconButton>(
_topBar,
st::infoLayerTopBarClose));
close->addClickHandler([] {
Ui::hideSettingsAndLayer();
});
_topBar->lower();
_topBar->resizeToWidth(width());
_topBar->show();
}
void IntroWidget::setInnerWidget(object_ptr<Ui::RpWidget> content) {
_innerWrap = _scroll->setOwnedWidget(
object_ptr<Ui::PaddingWrap<Ui::RpWidget>>(
this,
std::move(content),
_innerWrap ? _innerWrap->padding() : style::margins()));
_innerWrap->move(0, 0);
// MSVC BUG + REGRESSION rpl::mappers::tuple :(
rpl::combine(
_scroll->scrollTopValue(),
_scroll->heightValue(),
_innerWrap->entity()->desiredHeightValue()
) | rpl::start_with_next([this](
int top,
int height,
int desired) {
const auto bottom = top + height;
_innerDesiredHeight = desired;
_innerWrap->setVisibleTopBottom(top, bottom);
_scrollTillBottomChanges.fire_copy(std::max(desired - bottom, 0));
}, _innerWrap->lifetime());
}
rpl::producer<bool> IntroWidget::topShadowToggledValue() const {
using namespace rpl::mappers;
return rpl::combine(
_scroll->scrollTopValue(),
_scrollTopSkip.value()
) | rpl::map((_1 > 0) || (_2 > 0));
}
void IntroWidget::showContent() {
setInnerWidget(CreateIntroSettings(_scroll));
_additionalScroll = 0;
updateControlsGeometry();
_topShadow->raise();
_topShadow->finishAnimating();
}
void IntroWidget::setInnerFocus() {
setFocus();
}
rpl::producer<int> IntroWidget::desiredHeightValue() const {
using namespace rpl::mappers;
return rpl::combine(
_topBar->heightValue(),
_innerWrap->entity()->desiredHeightValue(),
_scrollTopSkip.value()
) | rpl::map(_1 + _2 + _3);
}
QRect IntroWidget::contentGeometry() const {
return rect().marginsRemoved({ 0, _topBar->height(), 0, 0 });
}
void IntroWidget::resizeEvent(QResizeEvent *e) {
updateControlsGeometry();
}
void IntroWidget::keyPressEvent(QKeyEvent *e) {
CodesFeedString(nullptr, e->text());
return RpWidget::keyPressEvent(e);
}
void IntroWidget::applyAdditionalScroll(int additionalScroll) {
if (_innerWrap) {
_innerWrap->setPadding({ 0, 0, 0, additionalScroll });
}
}
void IntroWidget::updateGeometry(QRect newGeometry, int additionalScroll) {
auto scrollChanged = (_additionalScroll != additionalScroll);
auto geometryChanged = (geometry() != newGeometry);
auto shrinkingContent = (additionalScroll < _additionalScroll);
_additionalScroll = additionalScroll;
if (geometryChanged) {
if (shrinkingContent) {
setGeometry(newGeometry);
}
if (scrollChanged) {
applyAdditionalScroll(additionalScroll);
}
if (!shrinkingContent) {
setGeometry(newGeometry);
}
} else if (scrollChanged) {
applyAdditionalScroll(additionalScroll);
}
}
int IntroWidget::scrollTillBottom(int forHeight) const {
auto scrollHeight = forHeight
- _scrollTopSkip.current()
- _topBar->height();
auto scrollBottom = _scroll->scrollTop() + scrollHeight;
auto desired = _innerDesiredHeight;
return std::max(desired - scrollBottom, 0);
}
rpl::producer<int> IntroWidget::scrollTillBottomChanges() const {
return _scrollTillBottomChanges.events();
}
IntroWidget::~IntroWidget() = default;
LayerWidget::LayerWidget(QWidget*)
: _content(this) {
setupHeightConsumers();
}
void LayerWidget::setupHeightConsumers() {
_content->scrollTillBottomChanges(
) | rpl::filter([this] {
return !_inResize;
}) | rpl::start_with_next([this] {
resizeToWidth(width());
}, lifetime());
_content->desiredHeightValue(
) | rpl::start_with_next([this](int height) {
accumulate_max(_desiredHeight, height);
if (_content && !_inResize) {
resizeToWidth(width());
}
}, lifetime());
}
void LayerWidget::showFinished() {
}
void LayerWidget::parentResized() {
const auto parentSize = parentWidget()->size();
const auto parentWidth = parentSize.width();
const auto newWidth = (parentWidth < MinimalSupportedWidth())
? parentWidth
: qMin(
parentWidth - 2 * st::infoMinimalLayerMargin,
st::infoDesiredWidth);
resizeToWidth(newWidth);
}
int LayerWidget::MinimalSupportedWidth() {
auto minimalMargins = 2 * st::infoMinimalLayerMargin;
return st::infoMinimalWidth + minimalMargins;
}
int LayerWidget::resizeGetHeight(int newWidth) {
if (!parentWidget() || !_content) {
return 0;
}
_inResize = true;
auto guard = gsl::finally([&] { _inResize = false; });
auto parentSize = parentWidget()->size();
auto windowWidth = parentSize.width();
auto windowHeight = parentSize.height();
auto newLeft = (windowWidth - newWidth) / 2;
if (!newLeft) {
_content->updateGeometry({
0,
st::boxRadius,
windowWidth,
windowHeight - st::boxRadius }, 0);
auto newGeometry = QRect(0, 0, windowWidth, windowHeight);
if (newGeometry != geometry()) {
_content->forceContentRepaint();
}
if (newGeometry.topLeft() != geometry().topLeft()) {
move(newGeometry.topLeft());
}
_tillTop = _tillBottom = true;
return windowHeight;
}
auto newTop = snap(
windowHeight / 24,
st::infoLayerTopMinimal,
st::infoLayerTopMaximal);
auto newBottom = newTop;
auto desiredHeight = st::boxRadius + _desiredHeight + st::boxRadius;
accumulate_min(desiredHeight, windowHeight - newTop - newBottom);
// First resize content to new width and get the new desired height.
auto contentLeft = 0;
auto contentTop = st::boxRadius;
auto contentBottom = st::boxRadius;
auto contentWidth = newWidth;
auto contentHeight = desiredHeight - contentTop - contentBottom;
auto scrollTillBottom = _content->scrollTillBottom(contentHeight);
auto additionalScroll = std::min(scrollTillBottom, newBottom);
desiredHeight += additionalScroll;
contentHeight += additionalScroll;
_tillTop = false;
_tillBottom = (newTop + desiredHeight >= windowHeight);
if (_tillBottom) {
contentHeight += contentBottom;
additionalScroll += contentBottom;
}
_content->updateGeometry({
contentLeft,
contentTop,
contentWidth,
contentHeight }, additionalScroll);
auto newGeometry = QRect(newLeft, newTop, newWidth, desiredHeight);
if (newGeometry != geometry()) {
_content->forceContentRepaint();
}
if (newGeometry.topLeft() != geometry().topLeft()) {
move(newGeometry.topLeft());
}
return desiredHeight;
}
void LayerWidget::doSetInnerFocus() {
_content->setInnerFocus();
}
void LayerWidget::paintEvent(QPaintEvent *e) {
Painter p(this);
auto clip = e->rect();
auto r = st::boxRadius;
auto parts = RectPart::None | 0;
if (!_tillTop && clip.intersects({ 0, 0, width(), r })) {
parts |= RectPart::FullTop;
}
if (!_tillBottom && clip.intersects({ 0, height() - r, width(), r })) {
parts |= RectPart::FullBottom;
}
if (parts) {
App::roundRect(
p,
rect(),
st::boxBg,
BoxCorners,
nullptr,
parts);
}
if (_tillTop) {
p.fillRect(0, 0, width(), r, st::boxBg);
}
}
} // namespace Info