From 77bce901860548cd84c1680672ec75fbd6184cf8 Mon Sep 17 00:00:00 2001
From: Sine Striker <trueful@163.com>
Date: 周四, 22 2月 2024 15:40:09 +0800
Subject: [PATCH] Add new winIdChange event filter

---
 src/widgets/widgetitemdelegate.cpp |   45 ++++++++++++++++++++++++++++++++++++++++++++-
 1 files changed, 44 insertions(+), 1 deletions(-)

diff --git a/src/widgets/widgetitemdelegate.cpp b/src/widgets/widgetitemdelegate.cpp
index 91e02ae..6980175 100644
--- a/src/widgets/widgetitemdelegate.cpp
+++ b/src/widgets/widgetitemdelegate.cpp
@@ -1,12 +1,41 @@
+// Copyright (C) 2023-2024 Stdware Collections (https://www.github.com/stdware)
+// Copyright (C) 2021-2023 wangwenx190 (Yuhang Zhao)
+// SPDX-License-Identifier: Apache-2.0
+
 #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;
 
@@ -88,6 +117,10 @@
         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);
     }
@@ -96,8 +129,18 @@
         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);
+    }
+
 }
\ No newline at end of file

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