mirror of
https://github.com/Chatterino/chatterino2.git
synced 2024-11-13 19:49:51 +01:00
91 lines
2.5 KiB
C++
91 lines
2.5 KiB
C++
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#include "DraggablePopup.hpp"
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#include <QMouseEvent>
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#include <chrono>
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namespace chatterino {
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namespace {
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#ifdef Q_OS_LINUX
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FlagsEnum<BaseWindow::Flags> popupFlags{BaseWindow::Dialog,
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BaseWindow::EnableCustomFrame};
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FlagsEnum<BaseWindow::Flags> popupFlagsCloseAutomatically{
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BaseWindow::EnableCustomFrame};
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#else
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FlagsEnum<BaseWindow::Flags> popupFlags{BaseWindow::EnableCustomFrame};
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FlagsEnum<BaseWindow::Flags> popupFlagsCloseAutomatically{
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BaseWindow::EnableCustomFrame, BaseWindow::Frameless,
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BaseWindow::FramelessDraggable};
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#endif
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} // namespace
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DraggablePopup::DraggablePopup(bool closeAutomatically, QWidget *parent)
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: BaseWindow(closeAutomatically ? popupFlagsCloseAutomatically : popupFlags,
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parent)
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, lifetimeHack_(std::make_shared<bool>(false))
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, dragTimer_(this)
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{
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if (closeAutomatically)
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{
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this->setActionOnFocusLoss(BaseWindow::Delete);
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}
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else
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{
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this->setAttribute(Qt::WA_DeleteOnClose);
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}
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// Update the window position according to this->requestedDragPos_ on every trigger
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this->dragTimer_.callOnTimeout(
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[this, hack = std::weak_ptr<bool>(this->lifetimeHack_)] {
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if (!hack.lock())
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{
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// Ensure this timer is never called after the object has been destroyed
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return;
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}
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if (!this->isMoving_)
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{
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return;
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}
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this->move(this->requestedDragPos_);
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});
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}
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void DraggablePopup::mousePressEvent(QMouseEvent *event)
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{
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if (event->button() == Qt::MouseButton::LeftButton)
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{
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this->dragTimer_.start(std::chrono::milliseconds(17));
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this->startPosDrag_ = event->pos();
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this->movingRelativePos = event->localPos();
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}
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}
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void DraggablePopup::mouseReleaseEvent(QMouseEvent *event)
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{
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this->dragTimer_.stop();
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this->isMoving_ = false;
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}
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void DraggablePopup::mouseMoveEvent(QMouseEvent *event)
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{
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// Drag the window by the amount changed from inital position
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// Note that we provide a few *units* of deadzone so people don't
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// start dragging the window if they are slow at clicking.
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auto movePos = event->pos() - this->startPosDrag_;
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if (this->isMoving_ || movePos.manhattanLength() > 10.0)
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{
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this->requestedDragPos_ =
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(event->screenPos() - this->movingRelativePos).toPoint();
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this->isMoving_ = true;
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}
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}
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} // namespace chatterino
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