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framelesshelper/src/core/utils_mac.mm

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/*
* MIT License
*
* Copyright (C) 2022 by wangwenx190 (Yuhang Zhao)
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#include "utils.h"
#include "framelessmanager.h"
#include "framelessmanager_p.h"
#include "framelessconfig_p.h"
#include <QtCore/qhash.h>
#include <QtCore/qmutex.h>
#include <QtCore/qcoreapplication.h>
#if (QT_VERSION >= QT_VERSION_CHECK(5, 9, 0))
# include <QtCore/qoperatingsystemversion.h>
#else
# include <QtCore/qsysinfo.h>
#endif
#include <QtGui/qwindow.h>
#include <objc/runtime.h>
#include <AppKit/AppKit.h>
QT_BEGIN_NAMESPACE
[[nodiscard]] Q_CORE_EXPORT bool qt_mac_applicationIsInDarkMode(); // Since 5.12
[[nodiscard]] Q_GUI_EXPORT QColor qt_mac_toQColor(const NSColor *color); // Since 5.8
QT_END_NAMESPACE
FRAMELESSHELPER_BEGIN_NAMESPACE
using Callback = std::function<void()>;
FRAMELESSHELPER_END_NAMESPACE
@interface MyKeyValueObserver : NSObject
@end
@implementation MyKeyValueObserver
- (void)observeValueForKeyPath:(NSString *)keyPath ofObject:(id)object
change:(NSDictionary<NSKeyValueChangeKey, id> *)change context:(void *)context
{
Q_UNUSED(keyPath);
Q_UNUSED(object);
Q_UNUSED(change);
(*reinterpret_cast<FRAMELESSHELPER_PREPEND_NAMESPACE(Callback) *>(context))();
}
@end
FRAMELESSHELPER_BEGIN_NAMESPACE
Q_LOGGING_CATEGORY(lcUtilsMac, "wangwenx190.framelesshelper.core.utils.mac")
#define INFO qCInfo(lcUtilsMac)
#define DEBUG qCDebug(lcUtilsMac)
#define WARNING qCWarning(lcUtilsMac)
#define CRITICAL qCCritical(lcUtilsMac)
using namespace Global;
class MacOSNotificationObserver
{
Q_DISABLE_COPY_MOVE(MacOSNotificationObserver)
public:
explicit MacOSNotificationObserver(NSObject *object, NSNotificationName name, const Callback &callback) {
Q_ASSERT(name);
Q_ASSERT(callback);
if (!name || !callback) {
return;
}
observer = [[NSNotificationCenter defaultCenter] addObserverForName:name
object:object queue:nil usingBlock:^(NSNotification *) {
callback();
}
];
}
explicit MacOSNotificationObserver() = default;
~MacOSNotificationObserver()
{
remove();
}
void remove()
{
if (!observer) {
return;
}
[[NSNotificationCenter defaultCenter] removeObserver:observer];
observer = nil;
}
private:
NSObject *observer = nil;
};
class MacOSKeyValueObserver
{
Q_DISABLE_COPY_MOVE(MacOSKeyValueObserver)
public:
// Note: MacOSKeyValueObserver must not outlive the object observed!
explicit MacOSKeyValueObserver(NSObject *obj, NSString *key, const Callback &cb,
const NSKeyValueObservingOptions options = NSKeyValueObservingOptionNew)
{
Q_ASSERT(obj);
Q_ASSERT(key);
Q_ASSERT(cb);
if (!obj || !key || !cb) {
return;
}
object = obj;
keyPath = key;
callback.reset(new Callback(cb));
addObserver(options);
}
explicit MacOSKeyValueObserver() = default;
~MacOSKeyValueObserver()
{
removeObserver();
}
void removeObserver()
{
if (!object) {
return;
}
[object removeObserver:observer forKeyPath:keyPath context:callback.data()];
object = nil;
}
private:
void addObserver(const NSKeyValueObservingOptions options)
{
[object addObserver:observer forKeyPath:keyPath options:options context:callback.data()];
}
private:
NSObject *object = nil;
NSString *keyPath = nil;
QScopedPointer<Callback> callback;
static inline MyKeyValueObserver *observer = [[MyKeyValueObserver alloc] init];
};
class MacOSThemeObserver
{
Q_DISABLE_COPY_MOVE(MacOSThemeObserver)
public:
explicit MacOSThemeObserver()
{
#if (QT_VERSION >= QT_VERSION_CHECK(5, 11, 2))
static const bool isMojave = (QOperatingSystemVersion::current() >= QOperatingSystemVersion::MacOSMojave);
#elif (QT_VERSION >= QT_VERSION_CHECK(5, 9, 1))
static const bool isMojave = (QOperatingSystemVersion::current() > QOperatingSystemVersion::MacOSHighSierra);
#elif (QT_VERSION >= QT_VERSION_CHECK(5, 9, 0))
static const bool isMojave = (QOperatingSystemVersion::current() > QOperatingSystemVersion::MacOSSierra);
#else
static const bool isMojave = (QSysInfo::macVersion() > QSysInfo::MV_SIERRA);
#endif
if (isMojave) {
m_appearanceObserver.reset(new MacOSKeyValueObserver(NSApp, @"effectiveAppearance", [](){
QT_WARNING_PUSH
QT_WARNING_DISABLE_DEPRECATED
NSAppearance.currentAppearance = NSApp.effectiveAppearance; // FIXME: use latest API.
QT_WARNING_POP
MacOSThemeObserver::notifySystemThemeChange();
}));
}
m_systemColorObserver.reset(new MacOSNotificationObserver(nil, NSSystemColorsDidChangeNotification,
[](){ MacOSThemeObserver::notifySystemThemeChange(); }));
}
~MacOSThemeObserver() = default;
static void notifySystemThemeChange()
{
// Sometimes the FramelessManager instance may be destroyed already.
if (FramelessManager * const manager = FramelessManager::instance()) {
if (FramelessManagerPrivate * const managerPriv = FramelessManagerPrivate::get(manager)) {
managerPriv->notifySystemThemeHasChangedOrNot();
}
}
}
private:
QScopedPointer<MacOSNotificationObserver> m_systemColorObserver;
QScopedPointer<MacOSKeyValueObserver> m_appearanceObserver;
};
class NSWindowProxy : public QObject
{
Q_OBJECT
Q_DISABLE_COPY_MOVE(NSWindowProxy)
public:
explicit NSWindowProxy(QWindow *qtWindow, NSWindow *macWindow, QObject *parent = nil) : QObject(parent)
{
Q_ASSERT(qtWindow);
Q_ASSERT(macWindow);
Q_ASSERT(!instances.contains(macWindow));
if (!qtWindow || !macWindow || instances.contains(macWindow)) {
return;
}
qwindow = qtWindow;
nswindow = macWindow;
instances.insert(macWindow, this);
saveState();
if (!windowClass) {
windowClass = [nswindow class];
Q_ASSERT(windowClass);
replaceImplementations();
}
}
~NSWindowProxy() override
{
instances.remove(nswindow);
if (instances.count() <= 0) {
restoreImplementations();
windowClass = nil;
}
restoreState();
nswindow = nil;
}
public Q_SLOTS:
void saveState()
{
oldStyleMask = nswindow.styleMask;
oldTitlebarAppearsTransparent = nswindow.titlebarAppearsTransparent;
oldTitleVisibility = nswindow.titleVisibility;
oldHasShadow = nswindow.hasShadow;
oldShowsToolbarButton = nswindow.showsToolbarButton;
oldMovableByWindowBackground = nswindow.movableByWindowBackground;
oldMovable = nswindow.movable;
oldCloseButtonVisible = ![nswindow standardWindowButton:NSWindowCloseButton].hidden;
oldMiniaturizeButtonVisible = ![nswindow standardWindowButton:NSWindowMiniaturizeButton].hidden;
oldZoomButtonVisible = ![nswindow standardWindowButton:NSWindowZoomButton].hidden;
}
void restoreState()
{
nswindow.styleMask = oldStyleMask;
nswindow.titlebarAppearsTransparent = oldTitlebarAppearsTransparent;
nswindow.titleVisibility = oldTitleVisibility;
nswindow.hasShadow = oldHasShadow;
nswindow.showsToolbarButton = oldShowsToolbarButton;
nswindow.movableByWindowBackground = oldMovableByWindowBackground;
nswindow.movable = oldMovable;
[nswindow standardWindowButton:NSWindowCloseButton].hidden = !oldCloseButtonVisible;
[nswindow standardWindowButton:NSWindowMiniaturizeButton].hidden = !oldMiniaturizeButtonVisible;
[nswindow standardWindowButton:NSWindowZoomButton].hidden = !oldZoomButtonVisible;
}
void replaceImplementations()
{
Method method = class_getInstanceMethod(windowClass, @selector(setStyleMask:));
Q_ASSERT(method);
oldSetStyleMask = reinterpret_cast<setStyleMaskPtr>(method_setImplementation(method, reinterpret_cast<IMP>(setStyleMask)));
Q_ASSERT(oldSetStyleMask);
method = class_getInstanceMethod(windowClass, @selector(setTitlebarAppearsTransparent:));
Q_ASSERT(method);
oldSetTitlebarAppearsTransparent = reinterpret_cast<setTitlebarAppearsTransparentPtr>(method_setImplementation(method, reinterpret_cast<IMP>(setTitlebarAppearsTransparent)));
Q_ASSERT(oldSetTitlebarAppearsTransparent);
method = class_getInstanceMethod(windowClass, @selector(canBecomeKeyWindow));
Q_ASSERT(method);
oldCanBecomeKeyWindow = reinterpret_cast<canBecomeKeyWindowPtr>(method_setImplementation(method, reinterpret_cast<IMP>(canBecomeKeyWindow)));
Q_ASSERT(oldCanBecomeKeyWindow);
method = class_getInstanceMethod(windowClass, @selector(canBecomeMainWindow));
Q_ASSERT(method);
oldCanBecomeMainWindow = reinterpret_cast<canBecomeMainWindowPtr>(method_setImplementation(method, reinterpret_cast<IMP>(canBecomeMainWindow)));
Q_ASSERT(oldCanBecomeMainWindow);
method = class_getInstanceMethod(windowClass, @selector(sendEvent:));
Q_ASSERT(method);
oldSendEvent = reinterpret_cast<sendEventPtr>(method_setImplementation(method, reinterpret_cast<IMP>(sendEvent)));
Q_ASSERT(oldSendEvent);
}
void restoreImplementations()
{
Method method = class_getInstanceMethod(windowClass, @selector(setStyleMask:));
Q_ASSERT(method);
method_setImplementation(method, reinterpret_cast<IMP>(oldSetStyleMask));
oldSetStyleMask = nil;
method = class_getInstanceMethod(windowClass, @selector(setTitlebarAppearsTransparent:));
Q_ASSERT(method);
method_setImplementation(method, reinterpret_cast<IMP>(oldSetTitlebarAppearsTransparent));
oldSetTitlebarAppearsTransparent = nil;
method = class_getInstanceMethod(windowClass, @selector(canBecomeKeyWindow));
Q_ASSERT(method);
method_setImplementation(method, reinterpret_cast<IMP>(oldCanBecomeKeyWindow));
oldCanBecomeKeyWindow = nil;
method = class_getInstanceMethod(windowClass, @selector(canBecomeMainWindow));
Q_ASSERT(method);
method_setImplementation(method, reinterpret_cast<IMP>(oldCanBecomeMainWindow));
oldCanBecomeMainWindow = nil;
method = class_getInstanceMethod(windowClass, @selector(sendEvent:));
Q_ASSERT(method);
method_setImplementation(method, reinterpret_cast<IMP>(oldSendEvent));
oldSendEvent = nil;
}
void setSystemTitleBarVisible(const bool visible)
{
NSView * const nsview = [nswindow contentView];
Q_ASSERT(nsview);
if (!nsview) {
return;
}
nsview.wantsLayer = YES;
nswindow.styleMask |= NSWindowStyleMaskResizable;
if (visible) {
nswindow.styleMask &= ~NSWindowStyleMaskFullSizeContentView;
} else {
nswindow.styleMask |= NSWindowStyleMaskFullSizeContentView;
}
nswindow.titlebarAppearsTransparent = (visible ? NO : YES);
nswindow.titleVisibility = (visible ? NSWindowTitleVisible : NSWindowTitleHidden);
nswindow.hasShadow = YES;
nswindow.showsToolbarButton = NO;
nswindow.movableByWindowBackground = NO;
nswindow.movable = NO;
[nswindow standardWindowButton:NSWindowCloseButton].hidden = (visible ? NO : YES);
[nswindow standardWindowButton:NSWindowMiniaturizeButton].hidden = (visible ? NO : YES);
[nswindow standardWindowButton:NSWindowZoomButton].hidden = (visible ? NO : YES);
}
void setBlurBehindWindowEnabled(const bool enable)
{
if (enable) {
if (blurEffect) {
return;
}
NSView * const view = [nswindow contentView];
#if 1
const Class visualEffectViewClass = NSClassFromString(@"NSVisualEffectView");
if (!visualEffectViewClass) {
return;
}
NSVisualEffectView * const blurView = [[visualEffectViewClass alloc] initWithFrame:view.bounds];
#else
NSVisualEffectView * const blurView = [[NSVisualEffectView alloc] initWithFrame:view.bounds];
#endif
blurView.material = NSVisualEffectMaterialUnderWindowBackground;
blurView.blendingMode = NSVisualEffectBlendingModeBehindWindow;
blurView.state = NSVisualEffectStateFollowsWindowActiveState;
const NSView * const parent = [view superview];
[parent addSubview:blurView positioned:NSWindowBelow relativeTo:view];
blurEffect = blurView;
updateBlurTheme();
updateBlurSize();
connect(FramelessManager::instance(),
&FramelessManager::systemThemeChanged, this, &NSWindowProxy::updateBlurTheme);
connect(qwindow, &QWindow::widthChanged, this, &NSWindowProxy::updateBlurSize);
connect(qwindow, &QWindow::heightChanged, this, &NSWindowProxy::updateBlurSize);
} else {
if (!blurEffect) {
return;
}
if (widthChangeConnection) {
disconnect(widthChangeConnection);
widthChangeConnection = {};
}
if (heightChangeConnection) {
disconnect(heightChangeConnection);
heightChangeConnection = {};
}
if (themeChangeConnection) {
disconnect(themeChangeConnection);
themeChangeConnection = {};
}
[blurEffect removeFromSuperview];
blurEffect = nil;
}
}
void updateBlurSize()
{
if (!blurEffect) {
return;
}
const NSView * const view = [nswindow contentView];
blurEffect.frame = view.frame;
}
void updateBlurTheme()
{
if (!blurEffect) {
return;
}
const auto view = static_cast<NSVisualEffectView *>(blurEffect);
if (Utils::shouldAppsUseDarkMode()) {
view.appearance = [NSAppearance appearanceNamed:@"NSAppearanceNameVibrantDark"];
} else {
view.appearance = [NSAppearance appearanceNamed:@"NSAppearanceNameVibrantLight"];
}
}
private:
static BOOL canBecomeKeyWindow(id obj, SEL sel)
{
if (instances.contains(reinterpret_cast<NSWindow *>(obj))) {
return YES;
}
if (oldCanBecomeKeyWindow) {
return oldCanBecomeKeyWindow(obj, sel);
}
return YES;
}
static BOOL canBecomeMainWindow(id obj, SEL sel)
{
if (instances.contains(reinterpret_cast<NSWindow *>(obj))) {
return YES;
}
if (oldCanBecomeMainWindow) {
return oldCanBecomeMainWindow(obj, sel);
}
return YES;
}
static void setStyleMask(id obj, SEL sel, NSWindowStyleMask styleMask)
{
if (instances.contains(reinterpret_cast<NSWindow *>(obj))) {
styleMask |= NSWindowStyleMaskFullSizeContentView;
}
if (oldSetStyleMask) {
oldSetStyleMask(obj, sel, styleMask);
}
}
static void setTitlebarAppearsTransparent(id obj, SEL sel, BOOL transparent)
{
if (instances.contains(reinterpret_cast<NSWindow *>(obj))) {
transparent = YES;
}
if (oldSetTitlebarAppearsTransparent) {
oldSetTitlebarAppearsTransparent(obj, sel, transparent);
}
}
static void sendEvent(id obj, SEL sel, NSEvent *event)
{
if (oldSendEvent) {
oldSendEvent(obj, sel, event);
}
const auto nswindow = reinterpret_cast<NSWindow *>(obj);
if (!instances.contains(nswindow)) {
return;
}
NSWindowProxy * const proxy = instances[nswindow];
if (event.type == NSEventTypeLeftMouseDown) {
proxy->lastMouseDownEvent = event;
QCoreApplication::processEvents();
proxy->lastMouseDownEvent = nil;
}
}
private:
QWindow *qwindow = nil;
NSWindow *nswindow = nil;
NSEvent *lastMouseDownEvent = nil;
NSView *blurEffect = nil;
NSWindowStyleMask oldStyleMask = 0;
BOOL oldTitlebarAppearsTransparent = NO;
BOOL oldHasShadow = NO;
BOOL oldShowsToolbarButton = NO;
BOOL oldMovableByWindowBackground = NO;
BOOL oldMovable = NO;
BOOL oldCloseButtonVisible = NO;
BOOL oldMiniaturizeButtonVisible = NO;
BOOL oldZoomButtonVisible = NO;
NSWindowTitleVisibility oldTitleVisibility = NSWindowTitleVisible;
QMetaObject::Connection widthChangeConnection = {};
QMetaObject::Connection heightChangeConnection = {};
QMetaObject::Connection themeChangeConnection = {};
static inline QHash<NSWindow *, NSWindowProxy *> instances = {};
static inline Class windowClass = nil;
using setStyleMaskPtr = void(*)(id, SEL, NSWindowStyleMask);
static inline setStyleMaskPtr oldSetStyleMask = nil;
using setTitlebarAppearsTransparentPtr = void(*)(id, SEL, BOOL);
static inline setTitlebarAppearsTransparentPtr oldSetTitlebarAppearsTransparent = nil;
using canBecomeKeyWindowPtr = BOOL(*)(id, SEL);
static inline canBecomeKeyWindowPtr oldCanBecomeKeyWindow = nil;
using canBecomeMainWindowPtr = BOOL(*)(id, SEL);
static inline canBecomeMainWindowPtr oldCanBecomeMainWindow = nil;
using sendEventPtr = void(*)(id, SEL, NSEvent *);
static inline sendEventPtr oldSendEvent = nil;
};
struct MacUtilsData
{
QMutex mutex;
QHash<WId, NSWindowProxy *> hash = {};
};
Q_GLOBAL_STATIC(MacUtilsData, g_macUtilsData);
[[nodiscard]] static inline NSWindow *mac_getNSWindow(const WId windowId)
{
Q_ASSERT(windowId);
if (!windowId) {
return nil;
}
const auto nsview = reinterpret_cast<NSView *>(windowId);
Q_ASSERT(nsview);
if (!nsview) {
return nil;
}
return [nsview window];
}
[[nodiscard]] static inline NSWindowProxy *ensureWindowProxy(const WId windowId)
{
Q_ASSERT(windowId);
if (!windowId) {
return nil;
}
const QMutexLocker locker(&g_macUtilsData()->mutex);
if (!g_macUtilsData()->hash.contains(windowId)) {
QWindow * const qwindow = Utils::findWindow(windowId);
Q_ASSERT(qwindow);
if (!qwindow) {
return nil;
}
NSWindow * const nswindow = mac_getNSWindow(windowId);
Q_ASSERT(nswindow);
if (!nswindow) {
return nil;
}
const auto proxy = new NSWindowProxy(qwindow, nswindow);
g_macUtilsData()->hash.insert(windowId, proxy);
}
static const int hook = []() -> int {
FramelessHelper::Core::registerUninitializeHook([](){
const QMutexLocker locker(&g_macUtilsData()->mutex);
if (g_macUtilsData()->hash.isEmpty()) {
return;
}
for (auto &&proxy : qAsConst(g_macUtilsData()->hash)) {
Q_ASSERT(proxy);
if (!proxy) {
continue;
}
delete proxy;
}
g_macUtilsData()->hash.clear();
});
return 0;
}();
Q_UNUSED(hook);
return g_macUtilsData()->hash.value(windowId);
}
SystemTheme Utils::getSystemTheme()
{
// ### TODO: how to detect high contrast mode on macOS?
return (shouldAppsUseDarkMode() ? SystemTheme::Dark : SystemTheme::Light);
}
void Utils::setSystemTitleBarVisible(const WId windowId, const bool visible)
{
Q_ASSERT(windowId);
if (!windowId) {
return;
}
NSWindowProxy * const proxy = ensureWindowProxy(windowId);
proxy->setSystemTitleBarVisible(visible);
}
void Utils::startSystemMove(QWindow *window, const QPoint &globalPos)
{
Q_ASSERT(window);
if (!window) {
return;
}
#if (QT_VERSION >= QT_VERSION_CHECK(5, 15, 0))
Q_UNUSED(globalPos);
window->startSystemMove();
#else
const NSWindow * const nswindow = mac_getNSWindow(window->winId());
Q_ASSERT(nswindow);
if (!nswindow) {
return;
}
const CGEventRef clickDown = CGEventCreateMouseEvent(NULL, kCGEventLeftMouseDown,
CGPointMake(globalPos.x(), globalPos.y()), kCGMouseButtonLeft);
NSEvent * const nsevent = [NSEvent eventWithCGEvent:clickDown];
Q_ASSERT(nsevent);
if (!nsevent) {
CFRelease(clickDown);
return;
}
[nswindow performWindowDragWithEvent:nsevent];
CFRelease(clickDown);
#endif
}
void Utils::startSystemResize(QWindow *window, const Qt::Edges edges, const QPoint &globalPos)
{
Q_ASSERT(window);
if (!window) {
return;
}
if (edges == Qt::Edges{}) {
return;
}
#if (QT_VERSION >= QT_VERSION_CHECK(5, 15, 0))
Q_UNUSED(globalPos);
// Actually Qt doesn't implement this function, it will do nothing and always returns false.
window->startSystemResize(edges);
#else
// ### TODO
Q_UNUSED(globalPos);
#endif
}
QColor Utils::getControlsAccentColor()
{
return qt_mac_toQColor([NSColor controlAccentColor]);
}
bool Utils::isTitleBarColorized()
{
return false;
}
bool Utils::shouldAppsUseDarkMode_macos()
{
#if (QT_VERSION >= QT_VERSION_CHECK(5, 12, 0))
return qt_mac_applicationIsInDarkMode();
#else
const auto appearance = [NSApp.effectiveAppearance bestMatchFromAppearancesWithNames:
@[NSAppearanceNameAqua, NSAppearanceNameDarkAqua]];
return [appearance isEqualToString:NSAppearanceNameDarkAqua];
#endif
}
bool Utils::setBlurBehindWindowEnabled(const WId windowId, const BlurMode mode, const QColor &color)
{
Q_UNUSED(color);
Q_ASSERT(windowId);
if (!windowId) {
return false;
}
const BlurMode blurMode = [mode]() -> BlurMode {
if ((mode == BlurMode::Disable) || (mode == BlurMode::Default)) {
return mode;
}
WARNING << "The BlurMode::Windows_* enum values are not supported on macOS.";
return BlurMode::Default;
}();
NSWindowProxy * const proxy = ensureWindowProxy(windowId);
proxy->setBlurBehindWindowEnabled(blurMode == BlurMode::Default);
return true;
}
QString Utils::getWallpaperFilePath()
{
#if 0
const NSWorkspace * const sharedWorkspace = [NSWorkspace sharedWorkspace];
if (!sharedWorkspace) {
WARNING << "Failed to retrieve the shared workspace.";
return {};
}
NSScreen * const mainScreen = [NSScreen mainScreen];
if (!mainScreen) {
WARNING << "Failed to retrieve the main screen.";
return {};
}
const NSURL * const url = [sharedWorkspace desktopImageURLForScreen:mainScreen];
if (!url) {
WARNING << "Failed to retrieve the desktop image URL.";
return {};
}
const QUrl path = QUrl::fromNSURL(url);
if (!path.isValid()) {
WARNING << "The converted QUrl is not valid.";
return {};
}
return path.toLocalFile();
#else
// ### TODO
return {};
#endif
}
WallpaperAspectStyle Utils::getWallpaperAspectStyle()
{
return WallpaperAspectStyle::Stretch;
}
bool Utils::isBlurBehindWindowSupported()
{
static const bool result = []() -> bool {
if (FramelessConfig::instance()->isSet(Option::ForceNonNativeBackgroundBlur)) {
return false;
}
#if (QT_VERSION >= QT_VERSION_CHECK(5, 9, 0))
return (QOperatingSystemVersion::current() >= QOperatingSystemVersion::OSXYosemite);
#else
return (QSysInfo::macVersion() >= QSysInfo::MV_YOSEMITE);
#endif
}();
return result;
}
void Utils::registerThemeChangeNotification()
{
static MacOSThemeObserver observer;
Q_UNUSED(observer);
}
void Utils::removeWindowProxy(const WId windowId)
{
Q_ASSERT(windowId);
if (!windowId) {
return;
}
const QMutexLocker locker(&g_macUtilsData()->mutex);
if (!g_macUtilsData()->hash.contains(windowId)) {
return;
}
if (const auto proxy = g_macUtilsData()->hash.value(windowId)) {
// We'll restore everything to default in the destructor,
// so no need to do it manually here.
delete proxy;
}
g_macUtilsData()->hash.remove(windowId);
}
QColor Utils::getFrameBorderColor(const bool active)
{
return (active ? getControlsAccentColor() : kDefaultDarkGrayColor);
}
FRAMELESSHELPER_END_NAMESPACE
#include "utils_mac.moc"
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