20 files changed, 326 insertions, 108 deletions
diff --git a/platform/android/os_android.cpp b/platform/android/os_android.cpp
index 142dc54c45..4469c7a0f7 100644
--- a/platform/android/os_android.cpp
+++ b/platform/android/os_android.cpp
@@ -44,6 +44,7 @@
 #include "net_socket_android.h"
 
 #include <dlfcn.h>
+#include <sys/system_properties.h>
 
 #include "java_godot_io_wrapper.h"
 #include "java_godot_wrapper.h"
@@ -175,6 +176,79 @@ String OS_Android::get_name() const {
 	return "Android";
 }
 
+String OS_Android::get_system_property(const char *key) const {
+	static String value;
+	char value_str[PROP_VALUE_MAX];
+	if (__system_property_get(key, value_str)) {
+		value = String(value_str);
+	}
+	return value;
+}
+
+String OS_Android::get_distribution_name() const {
+	if (!get_system_property("ro.havoc.version").is_empty()) {
+		return "Havoc OS";
+	} else if (!get_system_property("org.pex.version").is_empty()) { // Putting before "Pixel Experience", because it's derivating from it.
+		return "Pixel Extended";
+	} else if (!get_system_property("org.pixelexperience.version").is_empty()) {
+		return "Pixel Experience";
+	} else if (!get_system_property("ro.potato.version").is_empty()) {
+		return "POSP";
+	} else if (!get_system_property("ro.xtended.version").is_empty()) {
+		return "Project-Xtended";
+	} else if (!get_system_property("org.evolution.version").is_empty()) {
+		return "Evolution X";
+	} else if (!get_system_property("ro.corvus.version").is_empty()) {
+		return "Corvus-Q";
+	} else if (!get_system_property("ro.pa.version").is_empty()) {
+		return "Paranoid Android";
+	} else if (!get_system_property("ro.crdroid.version").is_empty()) {
+		return "crDroid Android";
+	} else if (!get_system_property("ro.syberia.version").is_empty()) {
+		return "Syberia Project";
+	} else if (!get_system_property("ro.arrow.version").is_empty()) {
+		return "ArrowOS";
+	} else if (!get_system_property("ro.lineage.version").is_empty()) { // Putting LineageOS last, just in case any derivative writes to "ro.lineage.version".
+		return "LineageOS";
+	}
+
+	if (!get_system_property("ro.modversion").is_empty()) { // Handles other Android custom ROMs.
+		return vformat("%s %s", get_name(), "Custom ROM");
+	}
+
+	// Handles stock Android.
+	return get_name();
+}
+
+String OS_Android::get_version() const {
+	const Vector<const char *> roms = { "ro.havoc.version", "org.pex.version", "org.pixelexperience.version",
+		"ro.potato.version", "ro.xtended.version", "org.evolution.version", "ro.corvus.version", "ro.pa.version",
+		"ro.crdroid.version", "ro.syberia.version", "ro.arrow.version", "ro.lineage.version" };
+	for (int i = 0; i < roms.size(); i++) {
+		static String rom_version = get_system_property(roms[i]);
+		if (!rom_version.is_empty()) {
+			return rom_version;
+		}
+	}
+
+	static String mod_version = get_system_property("ro.modversion"); // Handles other Android custom ROMs.
+	if (!mod_version.is_empty()) {
+		return mod_version;
+	}
+
+	// Handles stock Android.
+	static String sdk_version = get_system_property("ro.build.version.sdk_int");
+	static String build = get_system_property("ro.build.version.incremental");
+	if (!sdk_version.is_empty()) {
+		if (!build.is_empty()) {
+			return vformat("%s.%s", sdk_version, build);
+		}
+		return sdk_version;
+	}
+
+	return "";
+}
+
 MainLoop *OS_Android::get_main_loop() const {
 	return main_loop;
 }
diff --git a/platform/android/os_android.h b/platform/android/os_android.h
index 96c06d715c..d6546a3507 100644
--- a/platform/android/os_android.h
+++ b/platform/android/os_android.h
@@ -65,6 +65,8 @@ private:
 	GodotJavaWrapper *godot_java = nullptr;
 	GodotIOJavaWrapper *godot_io_java = nullptr;
 
+	String get_system_property(const char *key) const;
+
 public:
 	static const char *ANDROID_EXEC_PATH;
 
@@ -93,6 +95,8 @@ public:
 	virtual Error open_dynamic_library(const String p_path, void *&p_library_handle, bool p_also_set_library_path = false, String *r_resolved_path = nullptr) override;
 
 	virtual String get_name() const override;
+	virtual String get_distribution_name() const override;
+	virtual String get_version() const override;
 	virtual MainLoop *get_main_loop() const override;
 
 	void main_loop_begin();
diff --git a/platform/ios/os_ios.h b/platform/ios/os_ios.h
index 3b88f53b6a..00d91da771 100644
--- a/platform/ios/os_ios.h
+++ b/platform/ios/os_ios.h
@@ -100,6 +100,8 @@ public:
 	virtual Error get_dynamic_library_symbol_handle(void *p_library_handle, const String p_name, void *&p_symbol_handle, bool p_optional = false) override;
 
 	virtual String get_name() const override;
+	virtual String get_distribution_name() const override;
+	virtual String get_version() const override;
 	virtual String get_model_name() const override;
 
 	virtual Error shell_open(String p_uri) override;
diff --git a/platform/ios/os_ios.mm b/platform/ios/os_ios.mm
index b9d186f355..a674498620 100644
--- a/platform/ios/os_ios.mm
+++ b/platform/ios/os_ios.mm
@@ -240,6 +240,15 @@ String OS_IOS::get_name() const {
 	return "iOS";
 }
 
+String OS_IOS::get_distribution_name() const {
+	return get_name();
+}
+
+String OS_IOS::get_version() const {
+	NSOperatingSystemVersion ver = [NSProcessInfo processInfo].operatingSystemVersion;
+	return vformat("%d.%d.%d", (int64_t)ver.majorVersion, (int64_t)ver.minorVersion, (int64_t)ver.patchVersion);
+}
+
 String OS_IOS::get_model_name() const {
 	String model = ios->get_model();
 	if (model != "") {
diff --git a/platform/linuxbsd/display_server_x11.cpp b/platform/linuxbsd/display_server_x11.cpp
index 0236e134fb..66dea6cf1b 100644
--- a/platform/linuxbsd/display_server_x11.cpp
+++ b/platform/linuxbsd/display_server_x11.cpp
@@ -397,7 +397,10 @@ void DisplayServerX11::mouse_set_mode(MouseMode p_mode) {
 	if (mouse_mode == MOUSE_MODE_CAPTURED || mouse_mode == MOUSE_MODE_CONFINED || mouse_mode == MOUSE_MODE_CONFINED_HIDDEN) {
 		//flush pending motion events
 		_flush_mouse_motion();
-		WindowID window_id = windows.has(last_focused_window) ? last_focused_window : MAIN_WINDOW_ID;
+		WindowID window_id = _get_focused_window_or_popup();
+		if (!windows.has(window_id)) {
+			window_id = MAIN_WINDOW_ID;
+		}
 		WindowData &window = windows[window_id];
 
 		if (XGrabPointer(
@@ -433,7 +436,11 @@ void DisplayServerX11::warp_mouse(const Point2i &p_position) {
 	if (mouse_mode == MOUSE_MODE_CAPTURED) {
 		last_mouse_pos = p_position;
 	} else {
-		WindowID window_id = windows.has(last_focused_window) ? last_focused_window : MAIN_WINDOW_ID;
+		WindowID window_id = _get_focused_window_or_popup();
+		if (!windows.has(window_id)) {
+			window_id = MAIN_WINDOW_ID;
+		}
+
 		XWarpPointer(x11_display, None, windows[window_id].x11_window,
 				0, 0, 0, 0, (int)p_position.x, (int)p_position.y);
 	}
@@ -3181,6 +3188,15 @@ void DisplayServerX11::_window_changed(XEvent *event) {
 	}
 }
 
+DisplayServer::WindowID DisplayServerX11::_get_focused_window_or_popup() const {
+	const List<WindowID>::Element *E = popup_list.back();
+	if (E) {
+		return E->get();
+	}
+
+	return last_focused_window;
+}
+
 void DisplayServerX11::_dispatch_input_events(const Ref<InputEvent> &p_event) {
 	static_cast<DisplayServerX11 *>(get_singleton())->_dispatch_input_event(p_event);
 }
@@ -3936,7 +3952,11 @@ void DisplayServerX11::process_events() {
 				// The X11 API requires filtering one-by-one through the motion
 				// notify events, in order to figure out which event is the one
 				// generated by warping the mouse pointer.
-				WindowID focused_window_id = windows.has(last_focused_window) ? last_focused_window : MAIN_WINDOW_ID;
+				WindowID focused_window_id = _get_focused_window_or_popup();
+				if (!windows.has(focused_window_id)) {
+					focused_window_id = MAIN_WINDOW_ID;
+				}
+
 				while (true) {
 					if (mouse_mode == MOUSE_MODE_CAPTURED && event.xmotion.x == windows[focused_window_id].size.width / 2 && event.xmotion.y == windows[focused_window_id].size.height / 2) {
 						//this is likely the warp event since it was warped here
diff --git a/platform/linuxbsd/display_server_x11.h b/platform/linuxbsd/display_server_x11.h
index ea03b2328c..a5fa7613bc 100644
--- a/platform/linuxbsd/display_server_x11.h
+++ b/platform/linuxbsd/display_server_x11.h
@@ -284,6 +284,8 @@ class DisplayServerX11 : public DisplayServer {
 
 	Context context = CONTEXT_ENGINE;
 
+	WindowID _get_focused_window_or_popup() const;
+
 	void _send_window_event(const WindowData &wd, WindowEvent p_event);
 	static void _dispatch_input_events(const Ref<InputEvent> &p_event);
 	void _dispatch_input_event(const Ref<InputEvent> &p_event);
diff --git a/platform/linuxbsd/os_linuxbsd.cpp b/platform/linuxbsd/os_linuxbsd.cpp
index f0d7b6ede5..f4e94f1a91 100644
--- a/platform/linuxbsd/os_linuxbsd.cpp
+++ b/platform/linuxbsd/os_linuxbsd.cpp
@@ -50,6 +50,7 @@
 #include <fcntl.h>
 #include <sys/stat.h>
 #include <sys/types.h>
+#include <sys/utsname.h>
 #include <unistd.h>
 
 #ifdef FONTCONFIG_ENABLED
@@ -205,6 +206,42 @@ String OS_LinuxBSD::get_name() const {
 #endif
 }
 
+String OS_LinuxBSD::get_systemd_os_release_info_value(const String &key) const {
+	static String info;
+	if (info.is_empty()) {
+		Ref<FileAccess> f = FileAccess::open("/etc/os-release", FileAccess::READ);
+		if (f.is_valid()) {
+			while (!f->eof_reached()) {
+				const String line = f->get_line();
+				if (line.find(key) != -1) {
+					return line.split("=")[1].strip_edges();
+				}
+			}
+		}
+	}
+	return info;
+}
+
+String OS_LinuxBSD::get_distribution_name() const {
+	static String systemd_name = get_systemd_os_release_info_value("NAME"); // returns a value for systemd users, otherwise an empty string.
+	if (!systemd_name.is_empty()) {
+		return systemd_name;
+	}
+	struct utsname uts; // returns a decent value for BSD family.
+	uname(&uts);
+	return uts.sysname;
+}
+
+String OS_LinuxBSD::get_version() const {
+	static String systemd_version = get_systemd_os_release_info_value("VERSION"); // returns a value for systemd users, otherwise an empty string.
+	if (!systemd_version.is_empty()) {
+		return systemd_version;
+	}
+	struct utsname uts; // returns a decent value for BSD family.
+	uname(&uts);
+	return uts.version;
+}
+
 Error OS_LinuxBSD::shell_open(String p_uri) {
 	Error ok;
 	int err_code;
diff --git a/platform/linuxbsd/os_linuxbsd.h b/platform/linuxbsd/os_linuxbsd.h
index d5b2321316..722d83ba19 100644
--- a/platform/linuxbsd/os_linuxbsd.h
+++ b/platform/linuxbsd/os_linuxbsd.h
@@ -67,6 +67,8 @@ class OS_LinuxBSD : public OS_Unix {
 
 	MainLoop *main_loop = nullptr;
 
+	String get_systemd_os_release_info_value(const String &key) const;
+
 protected:
 	virtual void initialize() override;
 	virtual void finalize() override;
@@ -77,6 +79,8 @@ protected:
 
 public:
 	virtual String get_name() const override;
+	virtual String get_distribution_name() const override;
+	virtual String get_version() const override;
 
 	virtual MainLoop *get_main_loop() const override;
 
diff --git a/platform/macos/display_server_macos.h b/platform/macos/display_server_macos.h
index 769cba2de5..da377c9171 100644
--- a/platform/macos/display_server_macos.h
+++ b/platform/macos/display_server_macos.h
@@ -85,6 +85,8 @@ public:
 		Size2i max_size;
 		Size2i size;
 
+		NSRect last_frame_rect;
+
 		bool im_active = false;
 		Size2i im_position;
 
@@ -187,6 +189,8 @@ private:
 	Point2i _get_native_screen_position(int p_screen) const;
 	static void _displays_arrangement_changed(CGDirectDisplayID display_id, CGDisplayChangeSummaryFlags flags, void *user_info);
 
+	WindowID _get_focused_window_or_popup() const;
+
 	static void _dispatch_input_events(const Ref<InputEvent> &p_event);
 	void _dispatch_input_event(const Ref<InputEvent> &p_event);
 	void _push_input(const Ref<InputEvent> &p_event);
diff --git a/platform/macos/display_server_macos.mm b/platform/macos/display_server_macos.mm
index 91c6da5d13..05f89c70aa 100644
--- a/platform/macos/display_server_macos.mm
+++ b/platform/macos/display_server_macos.mm
@@ -317,6 +317,15 @@ void DisplayServerMacOS::_displays_arrangement_changed(CGDirectDisplayID display
 	}
 }
 
+DisplayServer::WindowID DisplayServerMacOS::_get_focused_window_or_popup() const {
+	const List<WindowID>::Element *E = popup_list.back();
+	if (E) {
+		return E->get();
+	}
+
+	return last_focused_window;
+}
+
 void DisplayServerMacOS::_dispatch_input_events(const Ref<InputEvent> &p_event) {
 	((DisplayServerMacOS *)(get_singleton()))->_dispatch_input_event(p_event);
 }
@@ -1828,7 +1837,10 @@ void DisplayServerMacOS::mouse_set_mode(MouseMode p_mode) {
 		return;
 	}
 
-	WindowID window_id = windows.has(last_focused_window) ? last_focused_window : MAIN_WINDOW_ID;
+	WindowID window_id = _get_focused_window_or_popup();
+	if (!windows.has(window_id)) {
+		window_id = MAIN_WINDOW_ID;
+	}
 	WindowData &wd = windows[window_id];
 	if (p_mode == MOUSE_MODE_CAPTURED) {
 		// Apple Docs state that the display parameter is not used.
@@ -1943,7 +1955,10 @@ void DisplayServerMacOS::warp_mouse(const Point2i &p_position) {
 	_THREAD_SAFE_METHOD_
 
 	if (mouse_mode != MOUSE_MODE_CAPTURED) {
-		WindowID window_id = windows.has(last_focused_window) ? last_focused_window : MAIN_WINDOW_ID;
+		WindowID window_id = _get_focused_window_or_popup();
+		if (!windows.has(window_id)) {
+			window_id = MAIN_WINDOW_ID;
+		}
 		WindowData &wd = windows[window_id];
 
 		// Local point in window coords.
@@ -3537,7 +3552,7 @@ DisplayServerMacOS::DisplayServerMacOS(const String &p_rendering_driver, WindowM
 
 	[apple_menu addItem:[NSMenuItem separatorItem]];
 
-	title = [NSString stringWithFormat:NSLocalizedString(@"\t\tQuit %@", nil), nsappname];
+	title = [NSString stringWithFormat:NSLocalizedString(@"Quit %@", nil), nsappname];
 	[apple_menu addItemWithTitle:title action:@selector(terminate:) keyEquivalent:@"q"];
 
 	// Add items to the menu bar.
diff --git a/platform/macos/godot_content_view.mm b/platform/macos/godot_content_view.mm
index f93ef48f6c..cb70a5db86 100644
--- a/platform/macos/godot_content_view.mm
+++ b/platform/macos/godot_content_view.mm
@@ -61,6 +61,24 @@
 @implementation GodotContentView
 
 - (void)setFrameSize:(NSSize)newSize {
+	DisplayServerMacOS *ds = (DisplayServerMacOS *)DisplayServer::get_singleton();
+	if (ds && ds->has_window(window_id)) {
+		DisplayServerMacOS::WindowData &wd = ds->get_window(window_id);
+		NSRect frameRect = [wd.window_object frame];
+		bool left = (wd.last_frame_rect.origin.x != frameRect.origin.x);
+		bool top = (wd.last_frame_rect.origin.y == frameRect.origin.y);
+		if (left && top) {
+			self.layerContentsPlacement = NSViewLayerContentsPlacementBottomRight;
+		} else if (left && !top) {
+			self.layerContentsPlacement = NSViewLayerContentsPlacementTopRight;
+		} else if (!left && top) {
+			self.layerContentsPlacement = NSViewLayerContentsPlacementBottomLeft;
+		} else {
+			self.layerContentsPlacement = NSViewLayerContentsPlacementTopLeft;
+		}
+		wd.last_frame_rect = frameRect;
+	}
+
 	[super setFrameSize:newSize];
 	[self.layer setNeedsDisplay]; // Force "drawRect" call.
 }
diff --git a/platform/macos/godot_window_delegate.mm b/platform/macos/godot_window_delegate.mm
index 2d9329ab3c..e1034c9993 100644
--- a/platform/macos/godot_window_delegate.mm
+++ b/platform/macos/godot_window_delegate.mm
@@ -151,7 +151,9 @@
 
 - (void)windowWillStartLiveResize:(NSNotification *)notification {
 	DisplayServerMacOS *ds = (DisplayServerMacOS *)DisplayServer::get_singleton();
-	if (ds) {
+	if (ds && ds->has_window(window_id)) {
+		DisplayServerMacOS::WindowData &wd = ds->get_window(window_id);
+		wd.last_frame_rect = [wd.window_object frame];
 		ds->set_is_resizing(true);
 	}
 }
diff --git a/platform/macos/os_macos.h b/platform/macos/os_macos.h
index 61db99689c..46e7c17ebe 100644
--- a/platform/macos/os_macos.h
+++ b/platform/macos/os_macos.h
@@ -75,6 +75,8 @@ public:
 	virtual List<String> get_cmdline_platform_args() const override;
 
 	virtual String get_name() const override;
+	virtual String get_distribution_name() const override;
+	virtual String get_version() const override;
 
 	virtual void alert(const String &p_alert, const String &p_title = "ALERT!") override;
 
diff --git a/platform/macos/os_macos.mm b/platform/macos/os_macos.mm
index c250a9d71a..ae8534f6ab 100644
--- a/platform/macos/os_macos.mm
+++ b/platform/macos/os_macos.mm
@@ -134,6 +134,15 @@ String OS_MacOS::get_name() const {
 	return "macOS";
 }
 
+String OS_MacOS::get_distribution_name() const {
+	return get_name();
+}
+
+String OS_MacOS::get_version() const {
+	NSOperatingSystemVersion ver = [NSProcessInfo processInfo].operatingSystemVersion;
+	return vformat("%d.%d.%d", (int64_t)ver.majorVersion, (int64_t)ver.minorVersion, (int64_t)ver.patchVersion);
+}
+
 void OS_MacOS::alert(const String &p_alert, const String &p_title) {
 	NSAlert *window = [[NSAlert alloc] init];
 	NSString *ns_title = [NSString stringWithUTF8String:p_title.utf8().get_data()];
diff --git a/platform/uwp/os_uwp.cpp b/platform/uwp/os_uwp.cpp
index 791328964b..8050d299f0 100644
--- a/platform/uwp/os_uwp.cpp
+++ b/platform/uwp/os_uwp.cpp
@@ -444,6 +444,16 @@ String OS_UWP::get_name() const {
 	return "UWP";
 }
 
+String OS_UWP::get_distribution_name() const {
+	return get_name();
+}
+
+String OS_UWP::get_version() const {
+	winrt::hstring df_version = VersionInfo().DeviceFamilyVersion();
+	static String version = String(winrt::to_string(df_version).c_str());
+	return version;
+}
+
 OS::DateTime OS_UWP::get_datetime(bool p_utc) const {
 	SYSTEMTIME systemtime;
 	if (p_utc) {
diff --git a/platform/uwp/os_uwp.h b/platform/uwp/os_uwp.h
index 7d4224cf74..0c1c4a793a 100644
--- a/platform/uwp/os_uwp.h
+++ b/platform/uwp/os_uwp.h
@@ -183,6 +183,8 @@ public:
 	virtual MainLoop *get_main_loop() const;
 
 	virtual String get_name() const;
+	virtual String get_distribution_name() const;
+	virtual String get_version() const;
 
 	virtual DateTime get_datetime(bool p_utc) const;
 	virtual TimeZoneInfo get_time_zone_info() const;
diff --git a/platform/windows/display_server_windows.cpp b/platform/windows/display_server_windows.cpp
index a14170525d..4553f31480 100644
--- a/platform/windows/display_server_windows.cpp
+++ b/platform/windows/display_server_windows.cpp
@@ -104,7 +104,10 @@ void DisplayServerWindows::_set_mouse_mode_impl(MouseMode p_mode) {
 	if (windows.has(MAIN_WINDOW_ID) && (p_mode == MOUSE_MODE_CAPTURED || p_mode == MOUSE_MODE_CONFINED || p_mode == MOUSE_MODE_CONFINED_HIDDEN)) {
 		// Mouse is grabbed (captured or confined).
 
-		WindowID window_id = windows.has(last_focused_window) ? last_focused_window : MAIN_WINDOW_ID;
+		WindowID window_id = _get_focused_window_or_popup();
+		if (!windows.has(window_id)) {
+			window_id = MAIN_WINDOW_ID;
+		}
 
 		WindowData &wd = windows[window_id];
 
@@ -119,11 +122,15 @@ void DisplayServerWindows::_set_mouse_mode_impl(MouseMode p_mode) {
 			ClientToScreen(wd.hWnd, &pos);
 			SetCursorPos(pos.x, pos.y);
 			SetCapture(wd.hWnd);
+
+			_register_raw_input_devices(window_id);
 		}
 	} else {
 		// Mouse is free to move around (not captured or confined).
 		ReleaseCapture();
 		ClipCursor(nullptr);
+
+		_register_raw_input_devices(INVALID_WINDOW_ID);
 	}
 
 	if (p_mode == MOUSE_MODE_HIDDEN || p_mode == MOUSE_MODE_CAPTURED || p_mode == MOUSE_MODE_CONFINED_HIDDEN) {
@@ -139,6 +146,37 @@ void DisplayServerWindows::_set_mouse_mode_impl(MouseMode p_mode) {
 	}
 }
 
+DisplayServer::WindowID DisplayServerWindows::_get_focused_window_or_popup() const {
+	const List<WindowID>::Element *E = popup_list.back();
+	if (E) {
+		return E->get();
+	}
+
+	return last_focused_window;
+}
+
+void DisplayServerWindows::_register_raw_input_devices(WindowID p_target_window) {
+	use_raw_input = true;
+
+	RAWINPUTDEVICE rid[1] = {};
+	rid[0].usUsagePage = 0x01;
+	rid[0].usUsage = 0x02;
+	rid[0].dwFlags = 0;
+
+	if (p_target_window != INVALID_WINDOW_ID && windows.has(p_target_window)) {
+		// Follow the defined window
+		rid[0].hwndTarget = windows[p_target_window].hWnd;
+	} else {
+		// Follow the keyboard focus
+		rid[0].hwndTarget = 0;
+	}
+
+	if (RegisterRawInputDevices(rid, 1, sizeof(rid[0])) == FALSE) {
+		// Registration failed.
+		use_raw_input = false;
+	}
+}
+
 bool DisplayServerWindows::tts_is_speaking() const {
 	ERR_FAIL_COND_V(!tts, false);
 	return tts->is_speaking();
@@ -194,7 +232,9 @@ DisplayServer::MouseMode DisplayServerWindows::mouse_get_mode() const {
 void DisplayServerWindows::warp_mouse(const Point2i &p_position) {
 	_THREAD_SAFE_METHOD_
 
-	if (!windows.has(last_focused_window)) {
+	WindowID window_id = _get_focused_window_or_popup();
+
+	if (!windows.has(window_id)) {
 		return; // No focused window?
 	}
 
@@ -205,7 +245,7 @@ void DisplayServerWindows::warp_mouse(const Point2i &p_position) {
 		POINT p;
 		p.x = p_position.x;
 		p.y = p_position.y;
-		ClientToScreen(windows[last_focused_window].hWnd, &p);
+		ClientToScreen(windows[window_id].hWnd, &p);
 
 		SetCursorPos(p.x, p.y);
 	}
@@ -1496,7 +1536,7 @@ void DisplayServerWindows::cursor_set_shape(CursorShape p_shape) {
 		IDC_HELP
 	};
 
-	if (cursors[p_shape] != nullptr) {
+	if (cursors_cache.has(p_shape)) {
 		SetCursor(cursors[p_shape]);
 	} else {
 		SetCursor(LoadCursor(hInstance, win_cursors[p_shape]));
@@ -1509,55 +1549,6 @@ DisplayServer::CursorShape DisplayServerWindows::cursor_get_shape() const {
 	return cursor_shape;
 }
 
-void DisplayServerWindows::GetMaskBitmaps(HBITMAP hSourceBitmap, COLORREF clrTransparent, OUT HBITMAP &hAndMaskBitmap, OUT HBITMAP &hXorMaskBitmap) {
-	// Get the system display DC.
-	HDC hDC = GetDC(nullptr);
-
-	// Create helper DC.
-	HDC hMainDC = CreateCompatibleDC(hDC);
-	HDC hAndMaskDC = CreateCompatibleDC(hDC);
-	HDC hXorMaskDC = CreateCompatibleDC(hDC);
-
-	// Get the dimensions of the source bitmap.
-	BITMAP bm;
-	GetObject(hSourceBitmap, sizeof(BITMAP), &bm);
-
-	// Create the mask bitmaps.
-	hAndMaskBitmap = CreateCompatibleBitmap(hDC, bm.bmWidth, bm.bmHeight); // Color.
-	hXorMaskBitmap = CreateCompatibleBitmap(hDC, bm.bmWidth, bm.bmHeight); // Color.
-
-	// Release the system display DC.
-	ReleaseDC(nullptr, hDC);
-
-	// Select the bitmaps to helper DC.
-	HBITMAP hOldMainBitmap = (HBITMAP)SelectObject(hMainDC, hSourceBitmap);
-	HBITMAP hOldAndMaskBitmap = (HBITMAP)SelectObject(hAndMaskDC, hAndMaskBitmap);
-	HBITMAP hOldXorMaskBitmap = (HBITMAP)SelectObject(hXorMaskDC, hXorMaskBitmap);
-
-	// Assign the monochrome AND mask bitmap pixels so that the pixels of the source bitmap
-	// with 'clrTransparent' will be white pixels of the monochrome bitmap.
-	SetBkColor(hMainDC, clrTransparent);
-	BitBlt(hAndMaskDC, 0, 0, bm.bmWidth, bm.bmHeight, hMainDC, 0, 0, SRCCOPY);
-
-	// Assign the color XOR mask bitmap pixels so that the pixels of the source bitmap
-	// with 'clrTransparent' will be black and rest the pixels same as corresponding
-	// pixels of the source bitmap.
-	SetBkColor(hXorMaskDC, RGB(0, 0, 0));
-	SetTextColor(hXorMaskDC, RGB(255, 255, 255));
-	BitBlt(hXorMaskDC, 0, 0, bm.bmWidth, bm.bmHeight, hAndMaskDC, 0, 0, SRCCOPY);
-	BitBlt(hXorMaskDC, 0, 0, bm.bmWidth, bm.bmHeight, hMainDC, 0, 0, SRCAND);
-
-	// Deselect bitmaps from the helper DC.
-	SelectObject(hMainDC, hOldMainBitmap);
-	SelectObject(hAndMaskDC, hOldAndMaskBitmap);
-	SelectObject(hXorMaskDC, hOldXorMaskBitmap);
-
-	// Delete the helper DC.
-	DeleteDC(hXorMaskDC);
-	DeleteDC(hAndMaskDC);
-	DeleteDC(hMainDC);
-}
-
 void DisplayServerWindows::cursor_set_custom_image(const Ref<Resource> &p_cursor, CursorShape p_shape, const Vector2 &p_hotspot) {
 	_THREAD_SAFE_METHOD_
 
@@ -1610,8 +1601,26 @@ void DisplayServerWindows::cursor_set_custom_image(const Ref<Resource> &p_cursor
 		UINT image_size = texture_size.width * texture_size.height;
 
 		// Create the BITMAP with alpha channel.
-		COLORREF *buffer = (COLORREF *)memalloc(sizeof(COLORREF) * image_size);
-
+		COLORREF *buffer = nullptr;
+
+		BITMAPV5HEADER bi;
+		ZeroMemory(&bi, sizeof(bi));
+		bi.bV5Size = sizeof(bi);
+		bi.bV5Width = texture_size.width;
+		bi.bV5Height = -texture_size.height;
+		bi.bV5Planes = 1;
+		bi.bV5BitCount = 32;
+		bi.bV5Compression = BI_BITFIELDS;
+		bi.bV5RedMask = 0x00ff0000;
+		bi.bV5GreenMask = 0x0000ff00;
+		bi.bV5BlueMask = 0x000000ff;
+		bi.bV5AlphaMask = 0xff000000;
+
+		HDC dc = GetDC(nullptr);
+		HBITMAP bitmap = CreateDIBSection(dc, reinterpret_cast<BITMAPINFO *>(&bi), DIB_RGB_COLORS, reinterpret_cast<void **>(&buffer), nullptr, 0);
+		HBITMAP mask = CreateBitmap(texture_size.width, texture_size.height, 1, 1, nullptr);
+
+		bool fully_transparent = true;
 		for (UINT index = 0; index < image_size; index++) {
 			int row_index = floor(index / texture_size.width) + atlas_rect.position.y;
 			int column_index = (index % int(texture_size.width)) + atlas_rect.position.x;
@@ -1620,39 +1629,28 @@ void DisplayServerWindows::cursor_set_custom_image(const Ref<Resource> &p_cursor
 				column_index = MIN(column_index, atlas_rect.size.width - 1);
 				row_index = MIN(row_index, atlas_rect.size.height - 1);
 			}
+			const Color &c = image->get_pixel(column_index, row_index);
+			fully_transparent = fully_transparent && (c.a == 0.f);
 
-			*(buffer + index) = image->get_pixel(column_index, row_index).to_argb32();
-		}
-
-		// Using 4 channels, so 4 * 8 bits.
-		HBITMAP bitmap = CreateBitmap(texture_size.width, texture_size.height, 1, 4 * 8, buffer);
-		COLORREF clrTransparent = -1;
-
-		// Create the AND and XOR masks for the bitmap.
-		HBITMAP hAndMask = nullptr;
-		HBITMAP hXorMask = nullptr;
-
-		GetMaskBitmaps(bitmap, clrTransparent, hAndMask, hXorMask);
-
-		if (nullptr == hAndMask || nullptr == hXorMask) {
-			memfree(buffer);
-			DeleteObject(bitmap);
-			return;
+			*(buffer + index) = c.to_argb32();
 		}
 
 		// Finally, create the icon.
-		ICONINFO iconinfo;
-		iconinfo.fIcon = FALSE;
-		iconinfo.xHotspot = p_hotspot.x;
-		iconinfo.yHotspot = p_hotspot.y;
-		iconinfo.hbmMask = hAndMask;
-		iconinfo.hbmColor = hXorMask;
-
 		if (cursors[p_shape]) {
 			DestroyIcon(cursors[p_shape]);
 		}
 
-		cursors[p_shape] = CreateIconIndirect(&iconinfo);
+		if (fully_transparent) {
+			cursors[p_shape] = nullptr;
+		} else {
+			ICONINFO iconinfo;
+			iconinfo.fIcon = FALSE;
+			iconinfo.xHotspot = p_hotspot.x;
+			iconinfo.yHotspot = p_hotspot.y;
+			iconinfo.hbmMask = mask;
+			iconinfo.hbmColor = bitmap;
+			cursors[p_shape] = CreateIconIndirect(&iconinfo);
+		}
 
 		Vector<Variant> params;
 		params.push_back(p_cursor);
@@ -1665,17 +1663,15 @@ void DisplayServerWindows::cursor_set_custom_image(const Ref<Resource> &p_cursor
 			}
 		}
 
-		DeleteObject(hAndMask);
-		DeleteObject(hXorMask);
-
-		memfree(buffer);
+		DeleteObject(mask);
 		DeleteObject(bitmap);
+		ReleaseDC(nullptr, dc);
 	} else {
 		// Reset to default system cursor.
 		if (cursors[p_shape]) {
 			DestroyIcon(cursors[p_shape]);
-			cursors[p_shape] = nullptr;
 		}
+		cursors[p_shape] = nullptr;
 
 		CursorShape c = cursor_shape;
 		cursor_shape = CURSOR_MAX;
@@ -2527,7 +2523,7 @@ LRESULT DisplayServerWindows::WndProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARA
 					old_y = coords.y;
 				}
 
-				if (windows[window_id].window_has_focus && mm->get_relative() != Vector2()) {
+				if ((windows[window_id].window_has_focus || windows[window_id].is_popup) && mm->get_relative() != Vector2()) {
 					Input::get_singleton()->parse_input_event(mm);
 				}
 			}
@@ -3817,19 +3813,7 @@ DisplayServerWindows::DisplayServerWindows(const String &p_rendering_driver, Win
 		return;
 	}
 
-	use_raw_input = true;
-
-	RAWINPUTDEVICE Rid[1];
-
-	Rid[0].usUsagePage = 0x01;
-	Rid[0].usUsage = 0x02;
-	Rid[0].dwFlags = 0;
-	Rid[0].hwndTarget = 0;
-
-	if (RegisterRawInputDevices(Rid, 1, sizeof(Rid[0])) == FALSE) {
-		// Registration failed.
-		use_raw_input = false;
-	}
+	_register_raw_input_devices(INVALID_WINDOW_ID);
 
 #if defined(VULKAN_ENABLED)
 	if (rendering_driver == "vulkan") {
diff --git a/platform/windows/display_server_windows.h b/platform/windows/display_server_windows.h
index b0ad7e36c0..d85d6364bd 100644
--- a/platform/windows/display_server_windows.h
+++ b/platform/windows/display_server_windows.h
@@ -311,8 +311,6 @@ class DisplayServerWindows : public DisplayServer {
 	String tablet_driver;
 	Vector<String> tablet_drivers;
 
-	void GetMaskBitmaps(HBITMAP hSourceBitmap, COLORREF clrTransparent, OUT HBITMAP &hAndMaskBitmap, OUT HBITMAP &hXorMaskBitmap);
-
 	enum {
 		KEY_EVENT_BUFFER_SIZE = 512
 	};
@@ -468,6 +466,8 @@ class DisplayServerWindows : public DisplayServer {
 	void _update_real_mouse_position(WindowID p_window);
 
 	void _set_mouse_mode_impl(MouseMode p_mode);
+	WindowID _get_focused_window_or_popup() const;
+	void _register_raw_input_devices(WindowID p_target_window);
 
 	void _process_activate_event(WindowID p_window_id, WPARAM wParam, LPARAM lParam);
 	void _process_key_events();
diff --git a/platform/windows/os_windows.cpp b/platform/windows/os_windows.cpp
index 2c268ff3d5..1978ec5ab6 100644
--- a/platform/windows/os_windows.cpp
+++ b/platform/windows/os_windows.cpp
@@ -290,6 +290,24 @@ String OS_Windows::get_name() const {
 	return "Windows";
 }
 
+String OS_Windows::get_distribution_name() const {
+	return get_name();
+}
+
+String OS_Windows::get_version() const {
+	typedef LONG NTSTATUS, *PNTSTATUS;
+	typedef NTSTATUS(WINAPI * RtlGetVersionPtr)(PRTL_OSVERSIONINFOW);
+	RtlGetVersionPtr version_ptr = (RtlGetVersionPtr)GetProcAddress(GetModuleHandle("ntdll.dll"), "RtlGetVersion");
+	if (version_ptr != nullptr) {
+		RTL_OSVERSIONINFOW fow = { 0 };
+		fow.dwOSVersionInfoSize = sizeof(fow);
+		if (version_ptr(&fow) == 0x00000000) {
+			return vformat("%d.%d.%d", (int64_t)fow.dwMajorVersion, (int64_t)fow.dwMinorVersion, (int64_t)fow.dwBuildNumber);
+		}
+	}
+	return "";
+}
+
 OS::DateTime OS_Windows::get_datetime(bool p_utc) const {
 	SYSTEMTIME systemtime;
 	if (p_utc) {
diff --git a/platform/windows/os_windows.h b/platform/windows/os_windows.h
index 53451b780e..491de2266f 100644
--- a/platform/windows/os_windows.h
+++ b/platform/windows/os_windows.h
@@ -143,6 +143,8 @@ public:
 	virtual MainLoop *get_main_loop() const override;
 
 	virtual String get_name() const override;
+	virtual String get_distribution_name() const override;
+	virtual String get_version() const override;
 
 	virtual void initialize_joypads() override {}