From ffde0ea25427ba822a6e86312999275221e9c8dd Mon Sep 17 00:00:00 2001
From: ts-korhonen <teemu.s.korhonen@gmail.com>
Date: Fri, 17 Dec 2021 18:37:57 +0200
Subject: [PATCH] qt: fix mouse grab on opengl renderer (for windows)

---
 src/qt/qt_hardwarerenderer.cpp | 17 +++++++++++++++++
 src/qt/qt_hardwarerenderer.hpp |  1 +
 2 files changed, 18 insertions(+)

diff --git a/src/qt/qt_hardwarerenderer.cpp b/src/qt/qt_hardwarerenderer.cpp
index 30d4a42a8..5e34c1079 100644
--- a/src/qt/qt_hardwarerenderer.cpp
+++ b/src/qt/qt_hardwarerenderer.cpp
@@ -4,6 +4,7 @@
 
 extern "C" {
 #include <86box/86box.h>
+#include <86box/plat.h>
 }
 
 void HardwareRenderer::resizeGL(int w, int h)
@@ -45,3 +46,19 @@ void HardwareRenderer::resizeEvent(QResizeEvent *event) {
     onResize(width(), height());
     QOpenGLWindow::resizeEvent(event);
 }
+
+void HardwareRenderer::mouseReleaseEvent(QMouseEvent *event)
+{
+    if (this->geometry().contains(event->pos()) && event->button() == Qt::LeftButton && !mouse_capture)
+    {
+        plat_mouse_capture(1);
+        this->setCursor(Qt::BlankCursor);
+        return;
+    }
+    if (mouse_capture && event->button() == Qt::MiddleButton)
+    {
+        plat_mouse_capture(0);
+        this->setCursor(Qt::ArrowCursor);
+        return;
+    }
+}
\ No newline at end of file
diff --git a/src/qt/qt_hardwarerenderer.hpp b/src/qt/qt_hardwarerenderer.hpp
index 8b75d19b8..e5f1c1845 100644
--- a/src/qt/qt_hardwarerenderer.hpp
+++ b/src/qt/qt_hardwarerenderer.hpp
@@ -49,4 +49,5 @@ public slots:
 
 protected:
     void resizeEvent(QResizeEvent *event) override;
+    void mouseReleaseEvent(QMouseEvent* event) override;
 };