1c8223bffa
Add a shared WindowControlButton for the frameless window controls. It clears the pressed visual state when the pointer leaves during a press, and restores it on re-entry. Also reset transient button state around double-clicks so pressed styling cannot get stuck after the window state changes.
107 lines
2.3 KiB
C++
107 lines
2.3 KiB
C++
/*
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* Copyright (c) 2026-present, the Ladybird developers.
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <UI/Qt/WindowControlButton.h>
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#include <QEnterEvent>
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#include <QMouseEvent>
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#include <QStyle>
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namespace Ladybird {
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static constexpr auto pressed_outside_property = "pressedOutside";
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WindowControlButton::WindowControlButton(char const* object_name, QString const& tool_tip, QSize icon_size, QSize button_size, QWidget* parent)
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: QToolButton(parent)
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{
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setObjectName(object_name);
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setToolTip(tool_tip);
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setIconSize(icon_size);
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setFixedSize(button_size);
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setFocusPolicy(Qt::NoFocus);
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setProperty(pressed_outside_property, false);
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}
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void WindowControlButton::enterEvent(QEnterEvent* event)
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{
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QToolButton::enterEvent(event);
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if (!m_tracking_press)
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return;
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setDown(true);
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set_pressed_outside(false);
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}
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void WindowControlButton::leaveEvent(QEvent* event)
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{
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QToolButton::leaveEvent(event);
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if (!m_tracking_press)
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return;
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setDown(false);
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set_pressed_outside(true);
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}
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void WindowControlButton::mouseMoveEvent(QMouseEvent* event)
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{
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QToolButton::mouseMoveEvent(event);
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if (m_tracking_press)
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update_pressed_position(event->position().toPoint());
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}
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void WindowControlButton::mouseDoubleClickEvent(QMouseEvent* event)
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{
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QToolButton::mouseDoubleClickEvent(event);
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reset_transient_state();
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}
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void WindowControlButton::mousePressEvent(QMouseEvent* event)
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{
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if (event->button() == Qt::LeftButton) {
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m_tracking_press = true;
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set_pressed_outside(false);
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}
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QToolButton::mousePressEvent(event);
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}
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void WindowControlButton::mouseReleaseEvent(QMouseEvent* event)
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{
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QToolButton::mouseReleaseEvent(event);
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reset_transient_state();
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}
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void WindowControlButton::reset_transient_state()
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{
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m_tracking_press = false;
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setDown(false);
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set_pressed_outside(false);
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}
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void WindowControlButton::set_pressed_outside(bool pressed_outside)
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{
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if (property(pressed_outside_property).toBool() == pressed_outside)
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return;
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setProperty(pressed_outside_property, pressed_outside);
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style()->unpolish(this);
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style()->polish(this);
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update();
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}
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void WindowControlButton::update_pressed_position(QPoint const& position)
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{
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auto is_inside = rect().contains(position);
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setDown(is_inside);
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set_pressed_outside(!is_inside);
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}
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}
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