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Telegram/SourceFiles/ui/chat/attach/attach_controls.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 "ui/chat/attach/attach_controls.h"
+
+#include "styles/style_chat_helpers.h"
+
+namespace Ui {
+
+AttachControls::AttachControls()
+: _rect(st::sendBoxAlbumGroupRadius, st::roundedBg) {
+}
+
+void AttachControls::paint(QPainter &p, int x, int y) {
+	const auto groupWidth = width();
+	const auto groupHeight = height();
+	const auto full = (_type == Type::Full);
+
+	QRect groupRect(x, y, groupWidth, groupHeight);
+	_rect.paint(p, groupRect);
+
+	if (full) {
+		const auto groupHalfWidth = groupWidth / 2;
+		const auto groupHalfHeight = groupHeight / 2;
+		const auto editRect = _vertical
+			? QRect(x, y, groupWidth, groupHalfHeight)
+			: QRect(x, y, groupHalfWidth, groupHeight);
+		st::sendBoxAlbumGroupButtonMediaEdit.paintInCenter(p, editRect);
+		const auto deleteRect = _vertical
+			? QRect(x, y + groupHalfHeight, groupWidth, groupHalfHeight)
+			: QRect(x + groupHalfWidth, y, groupHalfWidth, groupHeight);
+		st::sendBoxAlbumGroupButtonMediaDelete.paintInCenter(p, deleteRect);
+	} else if (_type == Type::EditOnly) {
+		st::sendBoxAlbumButtonMediaEdit.paintInCenter(p, groupRect);
+	}
+}
+
+int AttachControls::width() const {
+	return (_type == Type::Full)
+		? (_vertical
+			? st::sendBoxAlbumGroupSizeVertical.width()
+			: st::sendBoxAlbumGroupSize.width())
+		: (_type == Type::EditOnly)
+		? st::sendBoxAlbumSmallGroupSize.width()
+		: 0;
+}
+
+int AttachControls::height() const {
+	return (_type == Type::Full)
+		? (_vertical
+			? st::sendBoxAlbumGroupSizeVertical.height()
+			: st::sendBoxAlbumGroupSize.height())
+		: (_type == Type::EditOnly)
+		? st::sendBoxAlbumSmallGroupSize.height()
+		: 0;
+}
+
+AttachControls::Type AttachControls::type() const {
+	return _type;
+}
+
+bool AttachControls::vertical() const {
+	return _vertical;
+}
+
+void AttachControls::setType(Type type) {
+	if (_type != type) {
+		_type = type;
+	}
+}
+
+void AttachControls::setVertical(bool vertical) {
+	_vertical = vertical;
+}
+
+AttachControlsWidget::AttachControlsWidget(
+	not_null<RpWidget*> parent,
+	AttachControls::Type type)
+: RpWidget(parent)
+, _edit(base::make_unique_q<AbstractButton>(this))
+, _delete(base::make_unique_q<AbstractButton>(this)) {
+	_controls.setType(type);
+
+	const auto w = _controls.width();
+	resize(w, _controls.height());
+
+	if (type == AttachControls::Type::Full) {
+		_edit->resize(w / 2, _controls.height());
+		_delete->resize(w / 2, _controls.height());
+
+		_edit->moveToLeft(0, 0, w);
+		_delete->moveToRight(0, 0, w);
+	} else if (type == AttachControls::Type::EditOnly) {
+		_edit->resize(w, _controls.height());
+		_edit->moveToLeft(0, 0, w);
+	}
+
+	paintRequest(
+	) | rpl::on_next([=] {
+		auto p = QPainter(this);
+		_controls.paint(p, 0, 0);
+	}, lifetime());
+}
+
+rpl::producer<> AttachControlsWidget::editRequests() const {
+	return _edit->clicks() | rpl::to_empty;
+}
+
+rpl::producer<> AttachControlsWidget::deleteRequests() const {
+	return _delete->clicks() | rpl::to_empty;
+}
+
+} // namespace Ui