Zhao Yuhang
2025-04-14 4df5d723cb3ef9d0f4b1d2f908af2dedce03cf0a
src/widgets/widgetitemdelegate.cpp
@@ -5,12 +5,37 @@
#include "widgetitemdelegate_p.h"
#include <QtGui/QMouseEvent>
#include <QtWidgets/QWidget>
#include <QtWidgets/QApplication>
#include <QtWidgets/QWidget>
#include <QWKCore/private/abstractwindowcontext_p.h>
extern Q_DECL_IMPORT QWidget *qt_button_down;
namespace QWK {
    class WidgetWinIdChangeEventFilter : public WinIdChangeEventFilter {
    public:
        explicit WidgetWinIdChangeEventFilter(QObject *host, AbstractWindowContext *ctx)
            : WinIdChangeEventFilter(host, ctx), widget(static_cast<QWidget *>(host)) {
            widget->installEventFilter(this);
        }
        WId winId() const override {
            return widget->effectiveWinId();
        }
    protected:
        bool eventFilter(QObject *obj, QEvent *event) override {
            Q_UNUSED(obj)
            if (event->type() == QEvent::WinIdChange) {
                context->notifyWinIdChange();
            }
            return false;
        }
        QWidget *widget;
    };
    WidgetItemDelegate::WidgetItemDelegate() = default;
@@ -37,21 +62,6 @@
    QWindow *WidgetItemDelegate::hostWindow(const QObject *host) const {
        return static_cast<const QWidget *>(host)->windowHandle();
    }
    bool WidgetItemDelegate::isHostSizeFixed(const QObject *host) const {
        const auto widget = static_cast<const QWidget *>(host);
        // "Qt::MSWindowsFixedSizeDialogHint" is used cross-platform actually.
        if (widget->windowFlags() & Qt::MSWindowsFixedSizeDialogHint) {
            return true;
        }
        // Caused by setFixedWidth/Height/Size().
        const QSize minSize = widget->minimumSize();
        const QSize maxSize = widget->maximumSize();
        if (!minSize.isEmpty() && !maxSize.isEmpty() && (minSize == maxSize)) {
            return true;
        }
        return false;
    }
    bool WidgetItemDelegate::isWindowActive(const QObject *host) const {
@@ -92,6 +102,10 @@
        return static_cast<const QWidget *>(host)->windowFlags();
    }
    QRect WidgetItemDelegate::getGeometry(const QObject *host) const {
        return static_cast<const QWidget *>(host)->geometry();
    }
    void WidgetItemDelegate::setWindowFlags(QObject *host, Qt::WindowFlags flags) const {
        static_cast<QWidget *>(host)->setWindowFlags(flags);
    }
@@ -100,8 +114,18 @@
        static_cast<QWidget *>(host)->setVisible(visible);
    }
    void WidgetItemDelegate::setGeometry(QObject *host, const QRect &rect) {
        static_cast<QWidget *>(host)->setGeometry(rect);
    }
    void WidgetItemDelegate::bringWindowToTop(QObject *host) const {
        static_cast<QWidget *>(host)->raise();
    }
    WinIdChangeEventFilter *
        WidgetItemDelegate::createWinIdEventFilter(QObject *host,
                                                   AbstractWindowContext *context) const {
        return new WidgetWinIdChangeEventFilter(host, context);
    }
}