feat: finish frameless window

QtScrcpy/uibase/windowframelesshelper.cpp

@@ -24,3 +24,7 @@ void WindowFramelessHelper::setTarget(QQuickWindow *target)
 
     emit targetChanged();
 }
+
+void WindowFramelessHelper::updateStyle() {
+
+}

QtScrcpy/uibase/windowframelesshelper.h

@@ -14,6 +14,9 @@ public:
     QQuickWindow *target() const;
     void setTarget(QQuickWindow *target);
 
+protected:
+    void updateStyle();
+
 signals:
     void targetChanged();
 

QtScrcpy/uibase/windowframelesshelper.mm

@@ -2,6 +2,70 @@
 
 #include <Cocoa/Cocoa.h>
 #include <QOperatingSystemVersion>
+#import  <objc/runtime.h>
+#include <QDebug>
+
+void SwizzleSelector(Class originalCls, SEL originalSelector, Class swizzledCls, SEL swizzledSelector) {
+    Method originalMethod = class_getInstanceMethod(originalCls, originalSelector);
+    Method swizzledMethod = class_getInstanceMethod(swizzledCls, swizzledSelector);
+
+    BOOL didAddMethod =
+    class_addMethod(originalCls,
+                    originalSelector,
+                    method_getImplementation(swizzledMethod),
+                    method_getTypeEncoding(swizzledMethod));
+
+    if (didAddMethod) {
+        class_replaceMethod(originalCls,
+                            swizzledSelector,
+                            method_getImplementation(originalMethod),
+                            method_getTypeEncoding(originalMethod));
+    } else {
+        method_exchangeImplementations(originalMethod, swizzledMethod);
+    }
+}
+
+
+@interface NSWindow(FilterWindow)
+@end
+@implementation NSWindow(FilterWindow)
++ (void)load
+{
+    static dispatch_once_t onceToken;
+    dispatch_once(&onceToken, ^{
+        SwizzleSelector([self class],
+                          @selector(setStyleMask:),
+                          [self class],
+                          @selector(filter_setStyleMask:));
+        SwizzleSelector([self class],
+                          @selector(setTitlebarAppearsTransparent:),
+                          [self class],
+                          @selector(filter_setTitlebarAppearsTransparent:));
+    });
+}
+
+- (void)filter_setStyleMask:(NSWindowStyleMask)styleMask
+{
+    [self filter_setStyleMask:styleMask];
+
+    //设置标题文字和图标为不可见
+    self.titleVisibility = NSWindowTitleHidden;
+    //设置标题栏为透明
+    self.titlebarAppearsTransparent = YES;
+    //设置不可由标题栏拖动,避免与自定义拖动冲突
+    self.movable = NO;
+    self.hasShadow = YES;
+    //设置view扩展到标题栏
+    if (!(self.styleMask & NSWindowStyleMaskFullSizeContentView)) {
+        self.styleMask |=  NSWindowStyleMaskFullSizeContentView;
+    }
+}
+
+- (void)filter_setTitlebarAppearsTransparent:(BOOL)titlebarAppearsTransparent
+{
+    [self filter_setTitlebarAppearsTransparent:titlebarAppearsTransparent];
+}
+@end
 
 WindowFramelessHelper::WindowFramelessHelper(QObject *parent) : QObject(parent)
 {
@@ -20,12 +84,22 @@ void WindowFramelessHelper::setTarget(QQuickWindow *target)
     }
     m_target = target;
 
+    //updateStyle();
+
+    emit targetChanged();
+}
+/*
+void WindowFramelessHelper::updateStyle() {
+    if (!m_target) {
+        return;
+    }
+
     //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();
+    NSView* view = (NSView*)m_target->winId();
     if (nullptr == view) {
         return;
     }
@@ -44,6 +118,6 @@ void WindowFramelessHelper::setTarget(QQuickWindow *target)
     window.hasShadow = YES;
     //设置view扩展到标题栏
     window.styleMask |=  NSWindowStyleMaskFullSizeContentView;
-
-    emit targetChanged();
 }
+
+*/