From 6eb2efea00eb07ce3a6b089b984885ce4a08c9ca Mon Sep 17 00:00:00 2001
From: Sine Striker <trueful@163.com>
Date: 周五, 29 12月 2023 20:55:09 +0800
Subject: [PATCH] Add WinRegKey support

---
 src/widgets/widgetitemdelegate.cpp |   91 ++++++++++++++++++++++++++++++++++-----------
 1 files changed, 69 insertions(+), 22 deletions(-)

diff --git a/src/widgets/widgetitemdelegate.cpp b/src/widgets/widgetitemdelegate.cpp
index 9d338c1..91e02ae 100644
--- a/src/widgets/widgetitemdelegate.cpp
+++ b/src/widgets/widgetitemdelegate.cpp
@@ -4,7 +4,7 @@
 #include <QtWidgets/QWidget>
 #include <QtWidgets/QApplication>
 
-extern Q_WIDGETS_EXPORT QWidget *qt_button_down;
+extern Q_DECL_IMPORT QWidget *qt_button_down;
 
 namespace QWK {
 
@@ -12,16 +12,16 @@
 
     WidgetItemDelegate::~WidgetItemDelegate() = default;
 
-    QWindow *WidgetItemDelegate::window(QObject *obj) const {
-        return static_cast<QWidget *>(obj)->windowHandle();
+    QWindow *WidgetItemDelegate::window(const QObject *obj) const {
+        return static_cast<const QWidget *>(obj)->windowHandle();
     }
 
-    bool WidgetItemDelegate::isEnabled(QObject *obj) const {
-        return static_cast<QWidget *>(obj)->isEnabled();
+    bool WidgetItemDelegate::isEnabled(const QObject *obj) const {
+        return static_cast<const QWidget *>(obj)->isEnabled();
     }
 
-    bool WidgetItemDelegate::isVisible(QObject *obj) const {
-        return static_cast<QWidget *>(obj)->isVisible();
+    bool WidgetItemDelegate::isVisible(const QObject *obj) const {
+        return static_cast<const QWidget *>(obj)->isVisible();
     }
 
     QRect WidgetItemDelegate::mapGeometryToScene(const QObject *obj) const {
@@ -31,26 +31,73 @@
         return {originPoint, size};
     }
 
-    QWindow *WidgetItemDelegate::hostWindow(QObject *host) const {
-        return static_cast<QWidget *>(host)->windowHandle();
+    QWindow *WidgetItemDelegate::hostWindow(const QObject *host) const {
+        return static_cast<const QWidget *>(host)->windowHandle();
     }
 
-    bool WidgetItemDelegate::isHostSizeFixed(QObject *host) const {
-        return false;
-    }
-
-    bool WidgetItemDelegate::resetQtGrabbedControl() const {
-        if (qt_button_down) {
-            static constexpr const auto invalidPos = QPoint{-99999, -99999};
-            const auto event =
-                new QMouseEvent(QEvent::MouseButtonRelease, invalidPos, invalidPos, invalidPos,
-                                Qt::LeftButton, QGuiApplication::mouseButtons() ^ Qt::LeftButton,
-                                QGuiApplication::keyboardModifiers());
-            QApplication::postEvent(qt_button_down, event);
-            qt_button_down = nullptr;
+    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 {
+        return static_cast<const QWidget *>(host)->isActiveWindow();
+    }
+
+    void WidgetItemDelegate::resetQtGrabbedControl(QObject *host) const {
+        Q_UNUSED(host);
+        if (!qt_button_down) {
+            return;
+        }
+        static constexpr const auto invalidPos =
+            QPoint{std::numeric_limits<int>::lowest(), std::numeric_limits<int>::lowest()};
+        const auto event = new QMouseEvent(
+            QEvent::MouseButtonRelease, invalidPos, invalidPos, invalidPos, Qt::LeftButton,
+            QGuiApplication::mouseButtons() ^ Qt::LeftButton, QGuiApplication::keyboardModifiers());
+        QCoreApplication::postEvent(qt_button_down, event);
+        qt_button_down = nullptr;
+    }
+
+    Qt::WindowStates WidgetItemDelegate::getWindowState(const QObject *host) const {
+        return static_cast<const QWidget *>(host)->windowState();
+    }
+
+    void WidgetItemDelegate::setWindowState(QObject *host, Qt::WindowStates state) const {
+        static_cast<QWidget *>(host)->setWindowState(state);
+    }
+
+    void WidgetItemDelegate::setCursorShape(QObject *host, Qt::CursorShape shape) const {
+        static_cast<QWidget *>(host)->setCursor(QCursor(shape));
+    }
+
+    void WidgetItemDelegate::restoreCursorShape(QObject *host) const {
+        static_cast<QWidget *>(host)->unsetCursor();
+    }
+
+    Qt::WindowFlags WidgetItemDelegate::getWindowFlags(const QObject *host) const {
+        return static_cast<const QWidget *>(host)->windowFlags();
+    }
+
+    void WidgetItemDelegate::setWindowFlags(QObject *host, Qt::WindowFlags flags) const {
+        static_cast<QWidget *>(host)->setWindowFlags(flags);
+    }
+
+    void WidgetItemDelegate::setWindowVisible(QObject *host, bool visible) const {
+        static_cast<QWidget *>(host)->setVisible(visible);
+    }
+
+    void WidgetItemDelegate::bringWindowToTop(QObject *host) const {
+        static_cast<QWidget *>(host)->raise();
+    }
+
 }
\ No newline at end of file

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