From 96833537013e55ee42ef86ea75afca373bdced29 Mon Sep 17 00:00:00 2001
From: Zhao Yuhang <2546789017@qq.com>
Date: 周四, 28 12月 2023 20:23:50 +0800
Subject: [PATCH] add quick mac button API

---
 src/quick/quickwindowagent.h       |    5 ++
 src/quick/quickwindowagent_mac.cpp |   46 +++++++++++++++++++++++
 src/quick/CMakeLists.txt           |    4 +
 src/quick/quickwindowagent_p.h     |   10 ++++
 4 files changed, 63 insertions(+), 2 deletions(-)

diff --git a/src/quick/CMakeLists.txt b/src/quick/CMakeLists.txt
index 5e4978c..31c603c 100644
--- a/src/quick/CMakeLists.txt
+++ b/src/quick/CMakeLists.txt
@@ -15,6 +15,8 @@
 
 if(WIN32)
     list(APPEND _src quickwindowagent_win.cpp)
+elseif(APPLE)
+    list(APPEND _src quickwindowagent_mac.cpp)
 endif()
 
 qwk_add_library(${PROJECT_NAME} AUTOGEN
@@ -32,4 +34,4 @@
 )
 
 set(QWINDOWKIT_ENABLED_TARGETS ${QWINDOWKIT_ENABLED_TARGETS} ${PROJECT_NAME} PARENT_SCOPE)
-set(QWINDOWKIT_ENABLED_SUBDIRECTORIES ${QWINDOWKIT_ENABLED_SUBDIRECTORIES} quick PARENT_SCOPE)
\ No newline at end of file
+set(QWINDOWKIT_ENABLED_SUBDIRECTORIES ${QWINDOWKIT_ENABLED_SUBDIRECTORIES} quick PARENT_SCOPE)
diff --git a/src/quick/quickwindowagent.h b/src/quick/quickwindowagent.h
index 4d6160b..58703a8 100644
--- a/src/quick/quickwindowagent.h
+++ b/src/quick/quickwindowagent.h
@@ -30,6 +30,11 @@
         Q_INVOKABLE bool isHitTestVisible(const QQuickItem *item) const;
         Q_INVOKABLE void setHitTestVisible(const QQuickItem *item, bool visible = true);
 
+#ifdef Q_OS_MAC
+        QQuickItem *systemButtonArea() const;
+        void setSystemButtonArea(QQuickItem *item);
+#endif
+
     Q_SIGNALS:
         void titleBarWidgetChanged(const QQuickItem *item);
         void systemButtonChanged(SystemButton button, const QQuickItem *item);
diff --git a/src/quick/quickwindowagent_mac.cpp b/src/quick/quickwindowagent_mac.cpp
new file mode 100644
index 0000000..3f6b3f8
--- /dev/null
+++ b/src/quick/quickwindowagent_mac.cpp
@@ -0,0 +1,46 @@
+#include "quickwindowagent_p.h"
+
+namespace QWK {
+
+    /*!
+        Returns the item that acts as the system button area.
+    */
+    QQuickItem *QuickWindowAgent::systemButtonArea() const {
+        Q_D(const QuickWindowAgent);
+        return d->systemButtonAreaItem;
+    }
+
+    /*!
+        Sets the item that acts as the system button area. The system button will be centered in
+        its area, it is recommended to place the item in a layout and set a fixed size policy.
+    */
+    void QuickWindowAgent::setSystemButtonArea(QQuickItem *item) {
+        Q_D(QuickWindowAgent);
+        if (d->systemButtonAreaItem == item)
+            return;
+
+        auto ctx = d->context.get();
+        d->systemButtonAreaItem = item;
+        if (!item) {
+            disconnect(systemButtonAreaItemXChangedConnection);
+            disconnect(systemButtonAreaItemYChangedConnection);
+            disconnect(systemButtonAreaItemWidthChangedConnection);
+            disconnect(systemButtonAreaItemHeightChangedConnection);
+            systemButtonAreaItemXChangedConnection = {};
+            systemButtonAreaItemYChangedConnection = {};
+            systemButtonAreaItemWidthChangedConnection = {};
+            systemButtonAreaItemHeightChangedConnection = {};
+            ctx->setSystemButtonArea({});
+            return;
+        }
+        const auto updateSystemButtonArea = [ctx, item]() -> void {
+            ctx->setSystemButtonArea(QRectF(item->mapToScene(QPointF(0, 0)), item->size()).toRect());
+        };
+        systemButtonAreaItemXChangedConnection = connect(item, &QQuickItem::xChanged, this, updateSystemButtonArea);
+        systemButtonAreaItemYChangedConnection = connect(item, &QQuickItem::yChanged, this, updateSystemButtonArea);
+        systemButtonAreaItemWidthChangedConnection = connect(item, &QQuickItem::widthChanged, this, updateSystemButtonArea);
+        systemButtonAreaItemHeightChangedConnection = connect(item, &QQuickItem::heightChanged, this, updateSystemButtonArea);
+        updateSystemButtonArea();
+    }
+
+}
diff --git a/src/quick/quickwindowagent_p.h b/src/quick/quickwindowagent_p.h
index e63fbfe..f2f1bb1 100644
--- a/src/quick/quickwindowagent_p.h
+++ b/src/quick/quickwindowagent_p.h
@@ -27,6 +27,14 @@
         // Host
         QQuickWindow *hostWindow{};
 
+#ifdef Q_OS_MAC
+        QQuickItem *systemButtonAreaItem{};
+        QMetaObject::Connection systemButtonAreaItemXChangedConnection{};
+        QMetaObject::Connection systemButtonAreaItemYChangedConnection{};
+        QMetaObject::Connection systemButtonAreaItemWidthChangedConnection{};
+        QMetaObject::Connection systemButtonAreaItemHeightChangedConnection{};
+#endif
+
 #if defined(Q_OS_WINDOWS) && QWINDOWKIT_CONFIG(ENABLE_WINDOWS_SYSTEM_BORDERS)
         void setupWindows10BorderWorkaround();
 #endif
@@ -34,4 +42,4 @@
 
 }
 
-#endif // QUICKWINDOWAGENTPRIVATE_H
\ No newline at end of file
+#endif // QUICKWINDOWAGENTPRIVATE_H

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