2026-04-06 00:20:51 -05:00

132 lines
4.1 KiB
C++

/*
This file is part of KDDockWidgets.
SPDX-FileCopyrightText: 2019 Klarälvdalens Datakonsult AB, a KDAB Group company <info@kdab.com>
Author: Sérgio Martins <sergio.martins@kdab.com>
SPDX-License-Identifier: GPL-2.0-only OR GPL-3.0-only
Contact KDAB at <info@kdab.com> for commercial licensing options.
*/
#ifndef KD_TABBAR_QTWIDGETS_H
#define KD_TABBAR_QTWIDGETS_H
#pragma once
#include "View.h"
#include <kddockwidgets/core/views/TabBarViewInterface.h>
#include <QTabBar>
#include <QSet>
#include <QTimer>
#include <QColor>
#include <QProxyStyle>
#include <QPointer>
QT_BEGIN_NAMESPACE
class QMouseEvent;
class QTabWidget;
class QKeyEvent;
class QWheelEvent;
class QPaintEvent;
QT_END_NAMESPACE
namespace KDDockWidgets::Core {
class TabBar;
class DockWidget;
}
namespace KDDockWidgets::QtWidgets {
class TabBar;
class TabBarProxyStyle : public QProxyStyle
{
QPointer<TabBar> m_tabBar;
QStyle* appStyle() const;
public:
explicit TabBarProxyStyle(TabBar* tabBar);
void drawControl(ControlElement element, const QStyleOption *option, QPainter *painter, const QWidget *widget) const override;
void drawPrimitive(PrimitiveElement element, const QStyleOption *option, QPainter *painter, const QWidget *widget) const override;
QRect subElementRect(SubElement element, const QStyleOption *option, const QWidget *widget) const override;
QSize sizeFromContents(ContentsType type, const QStyleOption *option, const QSize &size, const QWidget *widget) const override;
int pixelMetric(PixelMetric metric, const QStyleOption *option = nullptr, const QWidget *widget = nullptr) const override;
int styleHint(StyleHint hint, const QStyleOption *option = nullptr, const QWidget *widget = nullptr, QStyleHintReturn *returnData = nullptr) const override;
QIcon standardIcon(StandardPixmap standardIcon, const QStyleOption *option = nullptr, const QWidget *widget = nullptr) const override;
QPalette standardPalette() const override;
};
class DOCKS_EXPORT TabBar : public View<QTabBar>, public Core::TabBarViewInterface
{
Q_OBJECT
public:
explicit TabBar(Core::TabBar *controller, QWidget *parent = nullptr);
~TabBar() override;
Core::TabBar *tabBar() const;
void setCurrentIndex(int index) override;
QString text(int index) const override;
QRect rectForTab(int index) const override;
void moveTabTo(int from, int to) override;
int tabAt(QPoint localPos) const override;
void renameTab(int index, const QString &) override;
void changeTabIcon(int index, const QIcon &icon) override;
void removeDockWidget(Core::DockWidget *) override;
void insertDockWidget(int index, Core::DockWidget *, const QIcon &,
const QString &title) override;
QTabWidget *tabWidget() const;
void setTabsAreMovable(bool) override;
void setTabHighlighted(int index, bool highlighted);
bool isTabHighlighted(int index) const;
void clearAllHighlights();
QColor currentHighlightColor() const;
int tabIndexFromRect(const QRect& rect) const;
Q_SIGNALS:
void dockWidgetInserted(int index);
void dockWidgetRemoved(int index);
void countChanged();
void currentDockWidgetChanged(KDDockWidgets::Core::DockWidget *);
void tabHighlightChanged(int index, bool highlighted);
protected:
void init() final;
void mousePressEvent(QMouseEvent *) override;
void mouseReleaseEvent(QMouseEvent *) override;
void mouseMoveEvent(QMouseEvent *e) override;
void mouseDoubleClickEvent(QMouseEvent *e) override;
void keyPressEvent(QKeyEvent *e) override;
void wheelEvent(QWheelEvent *e) override;
bool event(QEvent *) override;
void tabInserted(int index) override;
void tabRemoved(int index) override;
void paintEvent(QPaintEvent *) override;
private:
void updateScrollButtonsColors();
void startBlinkTimer();
void stopBlinkTimer();
class Private;
Private *const d;
QSet<int> m_highlightedTabs;
QTimer* m_blinkTimer = nullptr;
bool m_blinkState = false;
QColor m_highlightColor1{"#FF6600"}; // Heat orange highlight color
private Q_SLOTS:
void performSmoothScroll();
};
}
#endif