70 lines
1.7 KiB
C++
70 lines
1.7 KiB
C++
/*
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This file is part of Telegram Desktop,
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the official desktop application for the Telegram messaging service.
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For license and copyright information please follow this link:
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https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
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*/
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#include "ui/wrap/padding_wrap.h"
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namespace Ui {
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PaddingWrap<RpWidget>::PaddingWrap(
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QWidget *parent,
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object_ptr<RpWidget> &&child,
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const style::margins &padding)
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: Parent(parent, std::move(child)) {
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setPadding(padding);
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}
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void PaddingWrap<RpWidget>::setPadding(const style::margins &padding) {
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if (_padding != padding) {
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auto oldWidth = width() - _padding.left() - _padding.top();
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_padding = padding;
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if (auto weak = wrapped()) {
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wrappedSizeUpdated(weak->size());
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auto margins = weak->getMargins();
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weak->moveToLeft(
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_padding.left() + margins.left(),
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_padding.top() + margins.top());
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} else {
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resize(QSize(
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_padding.left() + oldWidth + _padding.right(),
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_padding.top() + _padding.bottom()));
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}
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}
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}
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void PaddingWrap<RpWidget>::wrappedSizeUpdated(QSize size) {
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resize(QRect(QPoint(), size).marginsAdded(_padding).size());
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}
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int PaddingWrap<RpWidget>::naturalWidth() const {
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auto inner = [this] {
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if (auto weak = wrapped()) {
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return weak->naturalWidth();
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}
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return RpWidget::naturalWidth();
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}();
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return (inner < 0)
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? inner
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: (_padding.left() + inner + _padding.right());
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}
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int PaddingWrap<RpWidget>::resizeGetHeight(int newWidth) {
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if (auto weak = wrapped()) {
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weak->resizeToWidth(newWidth
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- _padding.left()
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- _padding.right());
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SendPendingMoveResizeEvents(weak);
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} else {
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resize(QSize(
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_padding.left() + newWidth + _padding.right(),
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_padding.top() + _padding.bottom()));
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}
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return heightNoMargins();
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}
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} // namespace Ui
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