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96 lines
2.6 KiB
C++
96 lines
2.6 KiB
C++
// This file is part of Desktop App Toolkit,
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// a set of libraries for developing nice desktop applications.
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//
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// For license and copyright information please follow this link:
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// https://github.com/desktop-app/legal/blob/master/LEGAL
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//
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#include "ui/widgets/menu/menu_multiline_action.h"
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#include "ui/widgets/labels.h"
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#include "ui/qt_object_factory.h"
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namespace Ui::Menu {
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MultilineAction::MultilineAction(
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not_null<Ui::RpWidget*> parent,
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const style::Menu &st,
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const style::FlatLabel &stLabel,
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QPoint labelPosition,
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TextWithEntities &&about,
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const style::icon *icon,
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const style::icon *iconOver)
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: ItemBase(parent, st)
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, _st(st)
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, _icon(icon)
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, _iconOver(iconOver ? iconOver : icon)
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, _labelPosition(labelPosition)
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, _text(base::make_unique_q<Ui::FlatLabel>(
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this,
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rpl::single(std::move(about)),
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stLabel))
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, _dummyAction(Ui::CreateChild<QAction>(parent.get())) {
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ItemBase::enableMouseSelecting();
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_text->setAttribute(Qt::WA_TransparentForMouseEvents);
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updateMinWidth();
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parent->widthValue() | rpl::on_next([=](int width) {
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const auto top = _labelPosition.y();
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const auto skip = _labelPosition.x();
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const auto rightSkip = _icon ? _st.itemIconPosition.x() : skip;
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_text->resizeToWidth(width - skip - rightSkip);
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_text->moveToLeft(skip, top);
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resize(width, contentHeight());
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}, lifetime());
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}
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not_null<QAction*> MultilineAction::action() const {
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return _dummyAction;
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}
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bool MultilineAction::isEnabled() const {
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return true;
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}
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int MultilineAction::contentHeight() const {
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const auto skip = _labelPosition.y();
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return skip
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+ std::max(_text->height(), _icon ? _icon->height() : 0)
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+ skip;
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}
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void MultilineAction::paintEvent(QPaintEvent *e) {
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auto p = QPainter(this);
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const auto selected = isSelected();
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p.fillRect(rect(), selected ? _st.itemBgOver : _st.itemBg);
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RippleButton::paintRipple(p, 0, 0);
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if (const auto icon = (selected ? _iconOver : _icon)) {
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icon->paint(p, _st.itemIconPosition, width());
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}
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}
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void MultilineAction::updateMinWidth() {
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const auto skip = _labelPosition.x();
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const auto rightSkip = _icon ? _st.itemIconPosition.x() : skip;
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auto min = _text->textMaxWidth() / 4;
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auto max = _icon ? _st.widthMax : (_text->textMaxWidth() - skip);
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_text->resizeToWidth(max);
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const auto height = _icon
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? ((_st.itemIconPosition.y() * 2) + _icon->height())
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: _text->height();
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_text->resizeToWidth(min);
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const auto heightMax = _text->height();
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if (heightMax > height) {
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while (min + 1 < max) {
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const auto middle = (max + min) / 2;
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_text->resizeToWidth(middle);
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if (_text->height() > height) {
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min = middle;
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} else {
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max = middle;
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}
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}
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}
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ItemBase::setMinWidth(skip + rightSkip + max);
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}
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} // namespace Ui::Menu
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