feat: add mac frameless window

QtScrcpy/MainWindow.qml

@@ -1,10 +1,11 @@
 import QtQuick 2.12
 import QtQuick.Window 2.12
+import barry.uibase 1.0
 
 Window {
     id: root
     visible: true
-    flags: Qt.Window | Qt.WindowMaximizeButtonHint | (Qt.platform.os == "windows" ? Qt.FramelessWindowHint : 0)
+    flags: Qt.Window | (Qt.platform.os == "windows" ? (Qt.FramelessWindowHint | Qt.WindowMaximizeButtonHint) : 0)
     width: 800
     height: 600
     color: "transparent"
@@ -14,6 +15,10 @@ Window {
     property color backgroundColor: "#2E2F30"
     property color backgroundBorderColor: "#555656"
 
+    WindowFramelessHelperMac {
+        target: root;
+    }
+
     Rectangle {
         id: backgroundView
         anchors.fill: parent

QtScrcpy/main.cpp

@@ -12,6 +12,7 @@
 #include "mousetap/mousetap.h"
 #include "stream.h"
 #include "windowframelesshelper.h"
+#include "windowframelesshelpermac.h"
 
 static Dialog *g_mainDlg = Q_NULLPTR;
 
@@ -74,6 +75,9 @@ int main(int argc, char *argv[])
     g_oldMessageHandler = qInstallMessageHandler(myMessageOutput);
     Stream::init();
     QApplication app(argc, argv);
+
+    qmlRegisterType<WindowFramelessHelperMac>("barry.uibase", 1, 0, "WindowFramelessHelperMac");
+
     QQmlApplicationEngine engine("qrc:/MainWindow.qml");
 
 #ifdef Q_OS_WIN32

QtScrcpy/uibase/uibase.pri

@@ -3,10 +3,12 @@ FORMS +=
 HEADERS += \
     $$PWD/keepratiowidget.h \
     $$PWD/magneticwidget.h \
-    $$PWD/windowframelesshelper.h
+    $$PWD/windowframelesshelper.h \
+    $$PWD/windowframelesshelpermac.h
 
 
 SOURCES += \
     $$PWD/keepratiowidget.cpp \
     $$PWD/magneticwidget.cpp \
-    $$PWD/windowframelesshelper.cpp
+    $$PWD/windowframelesshelper.cpp \
+    $$PWD/windowframelesshelpermac.mm

QtScrcpy/uibase/windowframelesshelpermac.h

@@ -0,0 +1,24 @@
+#ifndef WINDOWFRAMELESSHELPERMAC_H
+#define WINDOWFRAMELESSHELPERMAC_H
+
+#include <QQuickWindow>
+
+class WindowFramelessHelperMac : public QObject
+{
+    Q_OBJECT
+    Q_PROPERTY(QQuickWindow * target READ target WRITE setTarget NOTIFY targetChanged)
+
+public:
+    explicit WindowFramelessHelperMac(QObject *parent = nullptr);
+
+    QQuickWindow *target() const;
+    void setTarget(QQuickWindow *target);
+
+signals:
+    void targetChanged();
+
+private:
+    QQuickWindow* m_target = nullptr;
+};
+
+#endif // WINDOWFRAMELESSHELPERMAC_H

QtScrcpy/uibase/windowframelesshelpermac.mm

@@ -0,0 +1,49 @@
+#include "windowframelesshelpermac.h"
+
+#include <Cocoa/Cocoa.h>
+#include <QOperatingSystemVersion>
+
+WindowFramelessHelperMac::WindowFramelessHelperMac(QObject *parent) : QObject(parent)
+{
+
+}
+
+QQuickWindow *WindowFramelessHelperMac::target() const
+{
+    return m_target;
+}
+
+void WindowFramelessHelperMac::setTarget(QQuickWindow *target)
+{
+    if (target == m_target) {
+        return;
+    }
+    m_target = target;
+
+    //如果当前osx版本老于10.9，则后续代码不可用。转为使用定制的系统按钮，不支持自由缩放窗口及窗口阴影
+    if (QOperatingSystemVersion::current() < QOperatingSystemVersion::OSXYosemite) {
+        return;
+    }
+
+    NSView* view = (NSView*)target->winId();
+    if (nullptr == view) {
+        return;
+    }
+
+    NSWindow *window = view.window;
+    if (nullptr == window) {
+        return;
+    }
+
+    //设置标题文字和图标为不可见
+    window.titleVisibility = NSWindowTitleHidden;
+    //设置标题栏为透明
+    window.titlebarAppearsTransparent = YES;
+    //设置不可由标题栏拖动,避免与自定义拖动冲突
+    window.movable = NO;
+    window.hasShadow = YES;
+    //设置view扩展到标题栏
+    window.styleMask |=  NSWindowStyleMaskFullSizeContentView;
+
+    emit targetChanged();
+}