qt: Add VM-manager message handling on windows

src/qt/CMakeLists.txt

@@ -121,7 +121,12 @@ if (APPLE)
 endif()
 
 if (WIN32)
-    target_sources(ui PRIVATE qt_winrawinputfilter.hpp qt_winrawinputfilter.cpp)
+    target_sources(ui PRIVATE
+        qt_winrawinputfilter.hpp
+        qt_winrawinputfilter.cpp
+        qt_winmanagerfilter.hpp
+        qt_winmanagerfilter.cpp
+    )
 endif()
 
 target_link_libraries(

src/qt/qt_main.cpp

@@ -20,6 +20,8 @@ Q_IMPORT_PLUGIN(QWindowsVistaStylePlugin)
 
 #ifdef Q_OS_WINDOWS
 #include "qt_winrawinputfilter.hpp"
+#include "qt_winmanagerfilter.hpp"
+#include <86box/win.h>
 #endif
 
 #include <86box/86box.h>
@@ -30,6 +32,7 @@ Q_IMPORT_PLUGIN(QWindowsVistaStylePlugin)
 
 #include <thread>
 #include <iostream>
+#include <memory>
 
 #include "qt_mainwindow.hpp"
 #include "qt_progsettings.hpp"
@@ -102,7 +105,7 @@ main_thread_fn()
 }
 
 int main(int argc, char* argv[]) {
-    QApplication app(argc, argv);
+    QApplication app(argc, argv);    
     qt_set_sequence_auto_mnemonic(false);
     Q_INIT_RESOURCE(qt_resources);
     Q_INIT_RESOURCE(qt_translations);
@@ -137,6 +140,30 @@ int main(int argc, char* argv[]) {
     app.installEventFilter(main_window);
 
 #ifdef Q_OS_WINDOWS
+    /* Setup VM-manager messages */
+    std::unique_ptr<WindowsManagerFilter> wmfilter;
+    if (source_hwnd)
+    {
+        wmfilter.reset(new WindowsManagerFilter());
+        QObject::connect(wmfilter.get(), WindowsManagerFilter::showsettings, main_window, MainWindow::showSettings);
+        QObject::connect(wmfilter.get(), WindowsManagerFilter::pause, [](){ plat_pause(dopause ^ 1); });
+        QObject::connect(wmfilter.get(), WindowsManagerFilter::reset, main_window, MainWindow::hardReset);
+        QObject::connect(wmfilter.get(), WindowsManagerFilter::shutdown, [](){ plat_power_off(); });
+        QObject::connect(wmfilter.get(), WindowsManagerFilter::ctrlaltdel, [](){ pc_send_cad(); });
+        app.installNativeEventFilter(wmfilter.get());
+
+        HWND main_hwnd = (HWND)main_window->winId();
+
+        /* Send main window HWND to manager */
+        PostMessage((HWND)(uintptr_t)source_hwnd, WM_SENDHWND, (WPARAM)unique_id, (LPARAM)main_hwnd);
+
+        /* Send shutdown message to manager */
+        QObject::connect(&app, &QApplication::destroyed, [main_hwnd](QObject*) {
+            PostMessage((HWND)(uintptr_t)source_hwnd, WM_HAS_SHUTDOWN, (WPARAM)0, (LPARAM)main_hwnd);
+        });
+    }
+
+    /* Setup raw input */
     auto rawInputFilter = WindowsRawInputFilter::Register(main_window);
     if (rawInputFilter)
     {
@@ -144,7 +171,7 @@ int main(int argc, char* argv[]) {
         QObject::disconnect(main_window, &MainWindow::pollMouse, 0, 0);
         QObject::connect(main_window, &MainWindow::pollMouse, (WindowsRawInputFilter*)rawInputFilter.get(), &WindowsRawInputFilter::mousePoll, Qt::DirectConnection);
         main_window->setSendKeyboardInput(false);
-    }
+    }    
 #endif
 
     pc_reset_hard_init();

src/qt/qt_mainwindow.cpp

@@ -1491,3 +1491,13 @@ void MainWindow::on_actionEnable_Discord_integration_triggered(bool checked)
         discord_close();
 }
 
+void MainWindow::showSettings()
+{
+    if (findChild<Settings*>() == nullptr)
+        ui->actionSettings->trigger();
+}
+
+void MainWindow::hardReset()
+{
+    ui->actionHard_Reset->trigger();
+}

src/qt/qt_mainwindow.hpp

@@ -47,6 +47,9 @@ signals:
 
     void showMessageForNonQtThread(const QString& header, const QString& message);
     void getTitleForNonQtThread(wchar_t* title);
+public slots:
+    void showSettings();
+    void hardReset();
 private slots:
     void on_actionFullscreen_triggered();
     void on_actionSettings_triggered();

src/qt/qt_platform.cpp

@@ -56,6 +56,7 @@ extern "C" {
 #ifdef Q_OS_WINDOWS
 #define NOMINMAX
 #include <windows.h>
+#include <86box/win.h>
 #else
 #include <strings.h>
 #endif
@@ -289,6 +290,11 @@ plat_pause(int p)
         ui_window_title(oldtitle);
     }
     discord_update_activity(dopause);
+
+#ifdef Q_OS_WINDOWS
+    if (source_hwnd)
+        PostMessage((HWND)(uintptr_t)source_hwnd, WM_SENDSTATUS, (WPARAM)!!p, (LPARAM)(HWND)main_window->winId());
+#endif
 }
 
 // because we can't include nvr.h because it's got fields named new

src/qt/qt_winmanagerfilter.cpp

@@ -0,0 +1,62 @@
+/*
+ * 86Box A hypervisor and IBM PC system emulator that specializes in
+ *      running old operating systems and software designed for IBM
+ *      PC systems and compatibles from 1981 through fairly recent
+ *      system designs based on the PCI bus.
+ *
+ *      This file is part of the 86Box distribution.
+ *
+ *      Windows VM-managers native messages filter
+ * 
+ * Authors:
+ *      Teemu Korhonen
+ * 
+ *      Copyright 2022 Teemu Korhonen
+ * 
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ */
+
+#include "qt_winmanagerfilter.hpp"
+
+#include <86box/win.h>
+
+bool WindowsManagerFilter::nativeEventFilter(const QByteArray &eventType, void *message, long *result)
+{
+    if (eventType == "windows_generic_MSG")
+    {
+        MSG *msg = static_cast<MSG *>(message);
+
+        switch (msg->message)
+        {
+            case WM_SHOWSETTINGS:
+                emit showsettings();
+                return true;
+            case WM_PAUSE:
+                emit pause();
+                return true;
+            case WM_HARDRESET:
+                emit reset();
+                return true;
+            case WM_SHUTDOWN:
+                emit shutdown();
+                return true;
+            case WM_CTRLALTDEL:
+                emit ctrlaltdel();
+                return true;
+        }
+    }
+
+    return false;
+}

src/qt/qt_winmanagerfilter.hpp

@@ -0,0 +1,58 @@
+/*
+ * 86Box A hypervisor and IBM PC system emulator that specializes in
+ *      running old operating systems and software designed for IBM
+ *      PC systems and compatibles from 1981 through fairly recent
+ *      system designs based on the PCI bus.
+ *
+ *      This file is part of the 86Box distribution.
+ *
+ *      Header file for Windows VM-managers native messages filter
+ * 
+ * Authors:
+ *      Teemu Korhonen
+ * 
+ *      Copyright 2022 Teemu Korhonen
+ * 
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+ */
+
+#ifndef QT_WINDOWSMANAGERFILTER_HPP
+#define QT_WINDOWSMANAGERFILTER_HPP
+
+#include <QObject>
+#include <QAbstractNativeEventFilter>
+
+#if QT_VERSION_MAJOR >= 6
+#define result_t qintptr
+#else 
+#define result_t long
+#endif
+
+class WindowsManagerFilter : public QObject, public QAbstractNativeEventFilter
+{
+    Q_OBJECT
+
+public:
+    bool nativeEventFilter(const QByteArray &eventType, void *message, result_t *result) override;
+
+signals:
+    void pause();
+    void ctrlaltdel();
+    void showsettings();
+    void reset();
+    void shutdown();
+};
+
+#endif