tdesktop/Telegram/SourceFiles/export/view/export_view_settings.cpp
2018-06-16 20:48:38 +01:00

360 lines
10 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 "export/view/export_view_settings.h"
#include "lang/lang_keys.h"
#include "ui/widgets/checkbox.h"
#include "ui/widgets/buttons.h"
#include "ui/widgets/labels.h"
#include "ui/widgets/scroll_area.h"
#include "ui/widgets/continuous_sliders.h"
#include "ui/wrap/vertical_layout.h"
#include "ui/wrap/padding_wrap.h"
#include "ui/wrap/slide_wrap.h"
#include "ui/wrap/fade_wrap.h"
#include "platform/platform_specific.h"
#include "styles/style_widgets.h"
#include "styles/style_export.h"
#include "styles/style_boxes.h"
namespace Export {
namespace View {
namespace {
constexpr auto kSizeValueCount = 80;
constexpr auto kMegabyte = 1024 * 1024;
int SizeLimitByIndex(int index) {
Expects(index >= 0 && index <= kSizeValueCount);
const auto megabytes = [&] {
if (index <= 10) {
return index;
} else if (index <= 30) {
return 10 + (index - 10) * 2;
} else if (index <= 40) {
return 50 + (index - 30) * 5;
} else if (index <= 60) {
return 100 + (index - 40) * 10;
} else if (index <= 70) {
return 300 + (index - 60) * 20;
} else {
return 500 + (index - 70) * 100;
}
};
if (!index) {
return kMegabyte / 2;
}
return megabytes() * kMegabyte;
}
} // namespace
SettingsWidget::SettingsWidget(QWidget *parent)
: RpWidget(parent) {
if (Global::DownloadPath().isEmpty()) {
_data.path = psDownloadPath();
} else if (Global::DownloadPath() == qsl("tmp")) {
_data.path = cTempDir();
} else {
_data.path = Global::DownloadPath();
}
_data.internalLinksDomain = Global::InternalLinksDomain();
setupContent();
}
void SettingsWidget::setupContent() {
using namespace rpl::mappers;
const auto scroll = Ui::CreateChild<Ui::ScrollArea>(
this,
st::boxLayerScroll);
const auto wrap = scroll->setOwnedWidget(object_ptr<Ui::IgnoreMargins>(
scroll,
object_ptr<Ui::VerticalLayout>(scroll)));
const auto content = static_cast<Ui::VerticalLayout*>(wrap->entity());
const auto buttonsPadding = st::boxButtonPadding;
const auto buttonsHeight = buttonsPadding.top()
+ st::defaultBoxButton.height
+ buttonsPadding.bottom();
const auto buttons = Ui::CreateChild<Ui::FixedHeightWidget>(
this,
buttonsHeight);
const auto topShadow = Ui::CreateChild<Ui::FadeShadow>(this);
const auto bottomShadow = Ui::CreateChild<Ui::FadeShadow>(this);
topShadow->toggleOn(scroll->scrollTopValue(
) | rpl::map(_1 > 0));
bottomShadow->toggleOn(rpl::combine(
scroll->heightValue(),
scroll->scrollTopValue(),
wrap->heightValue(),
_2
) | rpl::map([=](int top) {
return top < scroll->scrollTopMax();
}));
const auto refreshButtonsCallback = [=] {
refreshButtons(buttons);
};
const auto addHeader = [&](
not_null<Ui::VerticalLayout*> container,
LangKey key) {
container->add(
object_ptr<Ui::FlatLabel>(
container,
lang(key),
Ui::FlatLabel::InitType::Simple,
st::exportHeaderLabel),
st::exportHeaderPadding);
};
const auto addOption = [&](LangKey key, Types types) {
const auto checkbox = content->add(
object_ptr<Ui::Checkbox>(
content,
lang(key),
((_data.types & types) == types),
st::defaultBoxCheckbox),
st::exportSettingPadding);
base::ObservableViewer(
checkbox->checkedChanged
) | rpl::start_with_next([=](bool checked) {
if (checked) {
_data.types |= types;
} else {
_data.types &= ~types;
}
_dataTypesChanges.fire_copy(_data.types);
refreshButtonsCallback();
}, lifetime());
return checkbox;
};
const auto addBigOption = [&](LangKey key, Types types) {
const auto checkbox = addOption(key, types);
const auto onlyMy = content->add(
object_ptr<Ui::SlideWrap<Ui::Checkbox>>(
content,
object_ptr<Ui::Checkbox>(
content,
lang(lng_export_option_only_my),
((_data.fullChats & types) != types),
st::defaultBoxCheckbox),
st::exportSubSettingPadding));
base::ObservableViewer(
onlyMy->entity()->checkedChanged
) | rpl::start_with_next([=](bool checked) {
if (checked) {
_data.fullChats &= ~types;
} else {
_data.fullChats |= types;
}
}, checkbox->lifetime());
onlyMy->toggleOn(base::ObservableViewer(
checkbox->checkedChanged
));
onlyMy->toggle(checkbox->checked(), anim::type::instant);
if (types & (Type::PublicGroups | Type::PublicChannels)) {
onlyMy->entity()->setChecked(true);
onlyMy->entity()->setDisabled(true);
}
};
addOption(lng_export_option_info, Type::PersonalInfo | Type::Userpics);
addOption(lng_export_option_contacts, Type::Contacts);
addOption(lng_export_option_sessions, Type::Sessions);
addHeader(content, lng_export_header_chats);
addOption(lng_export_option_personal_chats, Type::PersonalChats);
addOption(lng_export_option_bot_chats, Type::BotChats);
addBigOption(lng_export_option_private_groups, Type::PrivateGroups);
addBigOption(lng_export_option_private_channels, Type::PrivateChannels);
addBigOption(lng_export_option_public_groups, Type::PublicGroups);
addBigOption(lng_export_option_public_channels, Type::PublicChannels);
const auto mediaWrap = content->add(
object_ptr<Ui::SlideWrap<Ui::VerticalLayout>>(
content,
object_ptr<Ui::VerticalLayout>(content)));
const auto media = mediaWrap->entity();
const auto addSubOption = [&](LangKey key, MediaType type) {
const auto checkbox = media->add(
object_ptr<Ui::Checkbox>(
media,
lang(key),
((_data.media.types & type) == type),
st::defaultBoxCheckbox),
st::exportSettingPadding);
base::ObservableViewer(
checkbox->checkedChanged
) | rpl::start_with_next([=](bool checked) {
if (checked) {
_data.media.types |= type;
} else {
_data.media.types &= ~type;
}
refreshButtonsCallback();
}, lifetime());
};
addHeader(media, lng_export_header_media);
addSubOption(lng_export_option_photos, MediaType::Photo);
addSubOption(lng_export_option_video_files, MediaType::Video);
addSubOption(lng_export_option_voice_messages, MediaType::VoiceMessage);
addSubOption(lng_export_option_video_messages, MediaType::VideoMessage);
addSubOption(lng_export_option_stickers, MediaType::Sticker);
addSubOption(lng_export_option_gifs, MediaType::GIF);
addSubOption(lng_export_option_files, MediaType::File);
createSizeSlider(media);
_dataTypesChanges.events_starting_with_copy(
_data.types
) | rpl::start_with_next([=](Settings::Types types) {
mediaWrap->toggle((types & (Type::PersonalChats
| Type::BotChats
| Type::PrivateGroups
| Type::PrivateChannels
| Type::PublicGroups
| Type::PublicChannels)) != 0, anim::type::normal);
}, mediaWrap->lifetime());
refreshButtonsCallback();
topShadow->raise();
bottomShadow->raise();
sizeValue(
) | rpl::start_with_next([=](QSize size) {
scroll->resize(size.width(), size.height() - buttons->height());
wrap->resizeToWidth(size.width());
content->resizeToWidth(size.width());
buttons->resizeToWidth(size.width());
topShadow->resizeToWidth(size.width());
mediaWrap->resizeToWidth(size.width());
topShadow->moveToLeft(0, 0);
bottomShadow->resizeToWidth(size.width());
bottomShadow->moveToLeft(0, scroll->height() - st::lineWidth);
buttons->moveToLeft(0, size.height() - buttons->height());
}, lifetime());
}
void SettingsWidget::createSizeSlider(
not_null<Ui::VerticalLayout*> container) {
using namespace rpl::mappers;
const auto slider = container->add(
object_ptr<Ui::MediaSlider>(container, st::exportFileSizeSlider),
st::exportFileSizePadding);
slider->resize(st::exportFileSizeSlider.seekSize);
slider->setAlwaysDisplayMarker(true);
slider->setMoveByWheel(true);
slider->setDirection(Ui::ContinuousSlider::Direction::Horizontal);
for (auto i = 0; i != kSizeValueCount + 1; ++i) {
if (_data.media.sizeLimit <= SizeLimitByIndex(i)) {
slider->setValue(i / float64(kSizeValueCount));
break;
}
}
const auto label = Ui::CreateChild<Ui::LabelSimple>(
container.get(),
st::exportFileSizeLabel);
const auto refreshSizeLimit = [=] {
const auto limit = _data.media.sizeLimit / kMegabyte;
const auto size = ((limit > 0)
? QString::number(limit)
: QString::number(float64(_data.media.sizeLimit) / kMegabyte))
+ " MB";
const auto text = lng_export_option_size_limit(lt_size, size);
label->setText(text);
};
slider->setAdjustCallback([=](float64 value) {
return std::round(value * kSizeValueCount) / kSizeValueCount;
});
slider->setChangeProgressCallback([=](float64 value) {
const auto index = int(std::round(value * kSizeValueCount));
_data.media.sizeLimit = SizeLimitByIndex(index);
refreshSizeLimit();
});
refreshSizeLimit();
rpl::combine(
label->widthValue(),
slider->geometryValue(),
_2
) | rpl::start_with_next([=](QRect geometry) {
label->moveToRight(
st::exportFileSizePadding.right(),
geometry.y() - label->height() - st::exportFileSizeLabelBottom);
}, label->lifetime());
}
void SettingsWidget::refreshButtons(not_null<Ui::RpWidget*> container) {
container->hideChildren();
const auto children = container->children();
for (const auto child : children) {
if (child->isWidgetType()) {
child->deleteLater();
}
}
const auto start = _data.types
? Ui::CreateChild<Ui::RoundButton>(
container.get(),
langFactory(lng_export_start),
st::defaultBoxButton)
: nullptr;
if (start) {
start->show();
_startClicks = start->clicks();
container->sizeValue(
) | rpl::start_with_next([=](QSize size) {
const auto right = st::boxButtonPadding.right();
const auto top = st::boxButtonPadding.top();
start->moveToRight(right, top);
}, start->lifetime());
}
const auto cancel = Ui::CreateChild<Ui::RoundButton>(
container.get(),
langFactory(lng_cancel),
st::defaultBoxButton);
cancel->show();
_cancelClicks = cancel->clicks();
rpl::combine(
container->sizeValue(),
start ? start->widthValue() : rpl::single(0)
) | rpl::start_with_next([=](QSize size, int width) {
const auto right = st::boxButtonPadding.right()
+ (width ? width + st::boxButtonPadding.left() : 0);
const auto top = st::boxButtonPadding.top();
cancel->moveToRight(right, top);
}, cancel->lifetime());
}
rpl::producer<Settings> SettingsWidget::startClicks() const {
return _startClicks.value(
) | rpl::map([](Wrap &&wrap) {
return std::move(wrap.value);
}) | rpl::flatten_latest(
) | rpl::map([=] {
return _data;
});
}
rpl::producer<> SettingsWidget::cancelClicks() const {
return _cancelClicks.value(
) | rpl::map([](Wrap &&wrap) {
return std::move(wrap.value);
}) | rpl::flatten_latest();
}
} // namespace View
} // namespace Export