auto detect dark theme change via dbus signals

CMakeLists.txt

@@ -309,6 +309,8 @@ elseif(CMAKE_SYSTEM_NAME MATCHES "Retro")
     set_target_properties(Mw PROPERTIES LINK_FLAGS "-Wl,-gc-sections")
   endif()
 
+  list(APPEND LIBRARIES InterfaceLib WindowsLib ThreadsLib)
+
   target_compile_definitions(
    Mw
    PRIVATE
@@ -354,7 +356,7 @@ target_link_libraries(
 )
 
 if(MW_BUILD_OPENGL)
-    target_compile_definitions(
+  target_compile_definitions(
           Mw
           PRIVATE
           MW_OPENGL

include/Mw/LowLevel.h

@@ -83,11 +83,15 @@ typedef struct _MwLLDBusContext {
 	DBusMessageIter dbus_args, dbus_variant, dbus_inner_variant;
 } MwLLDBusContext;
 
+typedef void (*MwLLDBusPortalPollListener)(MwLL handle, MwU32 new_value);
+
 /* setup the dbus func table. Returns false and prints a warning if dbus couldn't be found.  */
 MWDECL MwBool MwLLDBusFuncSetup(MwLLDBusFuncTable* tbl);
 
 MWDECL MwBool MwLLDBusNewContext(MwLLDBusFuncTable* tbl, MwLLDBusContext* ctx);
 MWDECL MwBool MwLLDBusPortalGet(MwLLDBusFuncTable* tbl, MwLLDBusContext* ctx, const char* portal, const char* namespace, const char* key, void* out);
+MWDECL MwBool MwLLDBusPortalWatch(MwLLDBusFuncTable* tbl, MwLLDBusContext* ctx, const char* portal);
+MWDECL MwBool MwLLDBusPortalPoll(MwLLDBusFuncTable* tbl, MwLLDBusContext* ctx, MwLL handle, const char* portal, const char* namespace, const char* key, MwLLDBusPortalPollListener);
 MWDECL void   MwLLDBusFreeContext(MwLLDBusFuncTable* tbl, MwLLDBusContext* ctx);
 
 #endif

include/Mw/LowLevel/ClassicMacOS.h

@@ -13,9 +13,12 @@
 struct _MwLLClassicMacOS {
 	struct _MwLLCommon common;
 
-	WindowRef   window;
+	MwLL parent;
-	EventRecord event;
+
-	Rect	    winRect;
+	WindowRef     window;
+	ControlHandle control;
+	EventRecord   event;
+	Rect	      winRect;
 };
 
 struct _MwLLClassicMacOSColor {

include/Mw/LowLevel/Wayland.h

@@ -41,6 +41,7 @@ typedef struct wayland_call_table {
 	MwBool		  has_dbus;
 #endif
 
+	int (*wl_display_dispatch)(struct wl_display* display);
 	int (*wl_display_dispatch_pending)(struct wl_display* display);
 	void (*wl_display_disconnect)(struct wl_display* display);
 	void (*wl_display_cancel_read)(struct wl_display* display);
@@ -58,6 +59,7 @@ typedef struct wayland_call_table {
 						   uint32_t		      flags, ...);
 	struct wl_display* (*wl_display_connect)(const char* name);
 	uint32_t (*wl_proxy_get_version)(struct wl_proxy* proxy);
+	struct wl_display* (*wl_display_connect_to_fd)(int fd);
 
 	struct xkb_context* (*xkb_context_new)(enum xkb_context_flags flags);
 	void (*xkb_context_unref)(struct xkb_context* context);
@@ -156,6 +158,7 @@ MwInline int wayland_load_funcs() {
 		return 1; \
 	};
 
+	WAYLAND_FUNC(wl_display_dispatch)
 	WAYLAND_FUNC(wl_display_dispatch_pending)
 	WAYLAND_FUNC(wl_display_disconnect)
 	WAYLAND_FUNC(wl_display_cancel_read)
@@ -170,6 +173,7 @@ MwInline int wayland_load_funcs() {
 	WAYLAND_FUNC(wl_proxy_marshal_flags)
 	WAYLAND_FUNC(wl_display_connect)
 	WAYLAND_FUNC(wl_proxy_get_version)
+	WAYLAND_FUNC(wl_display_connect_to_fd)
 
 #undef WAYLAND_FUNC
 
@@ -235,6 +239,7 @@ MwInline int wayland_load_funcs() {
 	return 0;
 }
 
+#define wl_display_dispatch wl_call_tbl.wl_display_dispatch
 #define wl_display_dispatch_pending wl_call_tbl.wl_display_dispatch_pending
 #define wl_display_disconnect wl_call_tbl.wl_display_disconnect
 #define wl_display_cancel_read wl_call_tbl.wl_display_cancel_read
@@ -249,6 +254,7 @@ MwInline int wayland_load_funcs() {
 #define wl_proxy_marshal_flags wl_call_tbl.wl_proxy_marshal_flags
 #define wl_display_connect wl_call_tbl.wl_display_connect
 #define wl_proxy_get_version wl_call_tbl.wl_proxy_get_version
+#define wl_display_connect_to_fd wl_call_tbl.wl_display_connect_to_fd
 
 #define xkb_state_unref wl_call_tbl.xkb_state_unref
 #define xkb_context_new wl_call_tbl.xkb_context_new
@@ -373,11 +379,11 @@ enum _MwLLWaylandType {
 };
 
 typedef struct wl_clipboard_device_context {
-	union {
+	struct {
 		struct wl_data_device*			wl;
 		struct zwp_primary_selection_device_v1* zwp;
 	} device;
-	union {
+	struct {
 		struct wl_data_offer*		       wl;
 		struct zwp_primary_selection_offer_v1* zwp;
 	} offer;
@@ -409,13 +415,13 @@ struct _MwLLWayland {
 
 	/* Map of Wayland interfaces to their relevant setup functions. */
 	struct {
-		const char*			   key;
+		char				   key[255];
 		wayland_protocol_callback_table_t* value;
 	}* wl_protocol_setup_map;
 
 	/* Map of Wayland interfaces to any information we keep about them once we've registered them. */
 	struct {
-		const char*	    key;
+		char		    key[255];
 		wayland_protocol_t* value;
 	}* wl_protocol_map;
 

include/Mw/Widget/Vulkan.h

@@ -11,7 +11,7 @@
 #ifndef __MW_WIDGET_VULKAN_H__
 #define __MW_WIDGET_VULKAN_H__
 
-#if !defined(_WIN32) && !defined(__linux__) && !defined(__FreeBSD__) && !defined(__NetBSD__)
+#if defined(MW_VULKAN) && !defined(_WIN32) && !defined(__linux__) && !defined(__FreeBSD__) && !defined(__NetBSD__)
 #error Vulkan is unsupported on the requested platform.
 #endif
 

src/abstract/dynamic.c

@@ -14,33 +14,39 @@ void MwDynamicClose(void* handle) {
 }
 #elif defined(CLASSIC_MAC_OS)
 void* MwDynamicOpen(const char* path) {
-	CFragConnectionID connID;
+	// CFragConnectionID connID;
-	Ptr*		  addr;
+	// Ptr*		  addr;
-	unsigned char	  err[255];
+	// unsigned char	  err[255];
 
-	if(GetSharedLibrary((ConstStr63Param)path, kPowerPCCFragArch, kPrivateCFragCopy,
+	// if(GetSharedLibrary((ConstStr63Param)path, kPowerPCCFragArch, kPrivateCFragCopy,
-			    &connID, addr, err)) {
+	// 		    &connID, addr, err)) {
-		printf("Error getting %s: %s\n", path, err);
+	// 	printf("Error getting %s: %s\n", path, err);
-		return NULL;
+	// 	return NULL;
-	};
+	// };
-	return connID;
+	// return connID;
+	printf("MwDynamicOpen not implemented yet.\n");
+	getchar();
+	return NULL;
 }
 
 void* MwDynamicSymbol(void* handle, const char* symbol) {
-	CFragConnectionID connID = (CFragConnectionID)handle;
+	// CFragConnectionID connID = (CFragConnectionID)handle;
-	Ptr*		  symAddr;
+	// Ptr*		  symAddr;
-	CFragSymbolClass* symClass;
+	// CFragSymbolClass* symClass;
-	OSErr		  err;
+	// OSErr		  err;
-	if((err = FindSymbol(connID, (ConstStr63Param)symbol, symAddr, symClass))) {
+	// if((err = FindSymbol(connID, (ConstStr63Param)symbol, symAddr, symClass))) {
-		printf("Error getting %s: %d\n", symbol, err);
+	// 	printf("Error getting %s: %d\n", symbol, err);
-		return NULL;
+	// 	return NULL;
-	};
+	// };
-	return symAddr;
+	// return symAddr;
+	printf("MwDynamicSymbol not implemented yet.\n");
+	getchar();
+	return NULL;
 }
 
 void MwDynamicClose(void* handle) {
-	CFragConnectionID connID = (CFragConnectionID)handle;
+	// CFragConnectionID connID = (CFragConnectionID)handle;
-	CloseConnection(&connID);
+	// CloseConnection(&connID);
 }
 #elif defined(__unix__) || defined(__APPLE__)
 void* MwDynamicOpen(const char* path) {

src/backend/classicmacos.c

@@ -1,12 +1,24 @@
 #include <Mw/Milsko.h>
+#include <Threads.h>
+#include <QuickDraw.h>
 
 #include "../../external/stb_ds.h"
 
 static MwLL MwLLCreateImpl(MwLL parent, int x, int y, int width, int height) {
 	MwLL r;
-
+	r = malloc(sizeof(*r));
+	memset(r, 0, sizeof(*r));
 	MwLLCreateCommon(r);
 
+	r->cmacos.parent = parent;
+
+	if(x == MwDEFAULT) {
+		x = (qd.screenBits.bounds.right / 2) - (width / 2);
+	}
+	if(y == MwDEFAULT) {
+		y = (qd.screenBits.bounds.bottom / 2) - (height / 2);
+	}
+
 	/* todo: how do we set parent windows? If we can't, what is our equivalant to MacOS's NSViews, Wayland's subsurfaces, etc.? */
 	SetRect(&r->cmacos.winRect, x, y, width, height);
 	r->cmacos.window = newcwindow(nil, &r->cmacos.winRect, "", true,
@@ -23,24 +35,26 @@ static void MwLLDestroyImpl(MwLL handle) {
 }
 
 static void MwLLBeginDrawImpl(MwLL handle) {
-	(void)handle;
 }
 
 static void MwLLEndDrawImpl(MwLL handle) {
-	(void)handle;
 }
 
 static void MwLLPolygonImpl(MwLL handle, MwPoint* points, int points_count, MwLLColor color) {
 	int	   i;
-	PolyHandle p = OpenPoly();
+	PolyHandle p;
 	RGBColor   col;
 
-	col.red	  = color->common.red;
+	SetPort(handle->cmacos.window);
-	col.green = color->common.green;
+	BeginUpdate(handle->cmacos.window);
-	col.blue  = color->common.blue;
+
+	p	  = OpenPoly();
+	col.red	  = color->common.red * 0x101;
+	col.green = color->common.green * 0x101;
+	col.blue  = color->common.blue * 0x101;
 
-	RGBBackColor(&col);
 	RGBForeColor(&col);
+	PenMode(patCopy);
 
 	for(i = 0; i < points_count; i++) {
 		if(i == 0) {
@@ -51,20 +65,24 @@ static void MwLLPolygonImpl(MwLL handle, MwPoint* points, int points_count, MwLL
 	}
 
 	ClosePoly();
-	PaintPoly(p);
+	FillCPoly(p, &qd.ltGray);
 	KillPoly(p);
+
+	EndUpdate(handle->cmacos.window);
 }
 
 static void MwLLLineImpl(MwLL handle, MwPoint* points, MwLLColor color) {
 	RGBColor col;
+	SetPort(handle->cmacos.window);
 
 	col.red	  = color->common.red;
 	col.green = color->common.green;
 	col.blue  = color->common.blue;
 
-	RGBBackColor(&col);
 	RGBForeColor(&col);
 
+	PenMode(patCopy);
+
 	MoveTo(points[0].x, points[0].y);
 	LineTo(points[1].x, points[1].y);
 }
@@ -103,10 +121,133 @@ static void MwLLFreeColorImpl(MwLLColor color) {
 }
 
 static int MwLLPendingImpl(MwLL handle) {
-	return GetNextEvent(everyEvent, &handle->cmacos.event);
+	YieldToAnyThread();
+	return EventAvail(everyEvent, &handle->cmacos.event);
 }
 
 static void MwLLNextEventImpl(MwLL handle) {
+	EventRecord event;
+	GetNextEvent(everyEvent, &event);
+
+	switch(event.what) {
+	case updateEvt: {
+	}
+	// MwLLDispatch(handle, draw, NULL);
+	break;
+	case osEvt:
+		break;
+	case mouseUp: {
+		// MwLLMouse m;
+		// m.button = MwLLMouseLeft;
+		// if(___curWindow->mouseButtonCallback != NULL) {
+		// 	int mods = MacModifiersToGLFWModifiers(event.modifiers);
+
+		// 	if(___curWindow->keyStateMap[MK_LCTRL] == 1) {
+		// 		___curWindow->mouseButtonCallback(
+		// 		    ___curWindow, GLFW_MOUSE_BUTTON_RIGHT, GLFW_RELEASE, mods);
+		// 	} else {
+		// 		___curWindow->mouseButtonCallback(
+		// 		    ___curWindow, GLFW_MOUSE_BUTTON_LEFT, GLFW_RELEASE, mods);
+		// 	}
+		// }
+	}
+	case mouseDown: {
+		// // start with callback stuff
+		// if(___curWindow->mouseButtonCallback != NULL) {
+		// 	int mods = MacModifiersToGLFWModifiers(event.modifiers);
+
+		// 	if(___curWindow->keyStateMap[MK_LCTRL] == 1) {
+		// 		___curWindow->mouseButtonCallback(
+		// 		    ___curWindow, GLFW_MOUSE_BUTTON_RIGHT, GLFW_PRESS, mods);
+		// 	} else {
+		// 		___curWindow->mouseButtonCallback(
+		// 		    ___curWindow, GLFW_MOUSE_BUTTON_LEFT, GLFW_PRESS, mods);
+		// 	}
+		// }
+
+		// then do system stuff
+		switch(FindWindow(event.where, &handle->cmacos.window)) {
+		case inDrag:
+			DragWindow(handle->cmacos.window, event.where, &qd.screenBits.bounds);
+			// if(___curWindow->windowPosCallback != NULL) {
+			// 	___curWindow->windowPosCallback(___curWindow, event.where.h,
+			// 					event.where.v);
+			// }
+			break;
+		case inGrow: {
+			long growResult =
+			    GrowWindow(handle->cmacos.window, event.where, &qd.screenBits.bounds);
+
+			int width  = growResult & 0xFFFF;
+			int height = growResult >> 16;
+
+			SizeWindow(handle->cmacos.window, growResult & 0xFFFF, growResult >> 16, true);
+
+			Rect rect;
+			GetWindowBounds(handle->cmacos.window, kWindowStructureRgn, &rect);
+			rect.right  = width;
+			rect.bottom = height;
+			SetWindowBounds(handle->cmacos.window, kWindowStructureRgn, &rect);
+
+			// ___curWindow->width  = width;
+			// ___curWindow->height = height;
+
+			// if(___curWindow->windowSizeCallback != NULL) {
+			// 	___curWindow->windowSizeCallback(___curWindow, width, height);
+			// }
+			// if(___curWindow->windowSetFramebufferSizeCallback != NULL) {
+			// 	___curWindow->windowSetFramebufferSizeCallback(___curWindow,
+			// 						       width, height);
+			// }
+		} break;
+
+		case inGoAway: {
+			if(TrackGoAway(handle->cmacos.window, event.where)) {
+				MwLLDispatch(handle, close, NULL);
+				// if(___curWindow->windowCloseCallback != NULL) {
+				// ___curWindow->windowCloseCallback(___curWindow);
+				// }
+				// ___curWindow->shouldClose = true;
+			}
+		} break;
+		}
+	}
+	case autoKey:
+	case keyDown:
+	case keyUp: {
+		// // key char stuff
+		// unsigned char ch = (event.message & charCodeMask);
+		// if(*___curWindow->charCallback != NULL) {
+		// 	___curWindow->charCallback(___curWindow, ch);
+		// }
+
+		// // key state map
+		// unsigned char key	       = (event.message & keyCodeMask) >> 8;
+		// ___curWindow->keyStateMap[key] = 0;
+		// if(event.what == keyDown || event.what == autoKey) {
+		// 	___curWindow->keyStateMap[key] &= 1;
+		// }
+
+		// if(*___curWindow->keyCallback != NULL) {
+		// 	int key	     = MacKeyToGLFWKey(event.message);
+		// 	int scancode = (event.message & adbAddrMask) >> 16;
+
+		// 	int mods = MacModifiersToGLFWModifiers(event.modifiers);
+
+		// 	int action;
+		// 	if(event.what == keyUp) {
+		// 		action = GLFW_RELEASE;
+		// 	} else {
+		// 		action = GLFW_PRESS;
+		// 	}
+		// 	___curWindow->keyCallback(___curWindow, key, scancode, action,
+		// 				  mods);
+		// }
+	}
+	}
+
+	FlushEvents(everyEvent, -1);
+	YieldToAnyThread();
 }
 
 static void MwLLSetTitleImpl(MwLL handle, const char* title) {
@@ -167,14 +308,14 @@ static void MwLLFocusImpl(MwLL handle) {
 static void MwLLGrabPointerImpl(MwLL handle, int toggle) {
 }
 
-static void MwLLSetClipboardImpl(MwLL handle, const char* text) {
+static void MwLLSetClipboardImpl(MwLL handle, const char* text, int clipboard_type) {
 	/* TODO */
 
 	(void)handle;
 	(void)text;
 }
 
-static void MwLLGetClipboardImpl(MwLL handle) {
+static void MwLLGetClipboardImpl(MwLL handle, int clipboard_type) {
 }
 
 static void MwLLMakeToolWindowImpl(MwLL handle) {

src/backend/wayland.c

@@ -17,6 +17,8 @@
 wayland_call_table_t wl_call_tbl;
 MwBool		     MwWaylandAlwaysRender = MwFALSE;
 
+MwU32 wl_dark_theme = -1;
+
 /* Standard procedure before most event callbacks in Wayland ("most" because the setup ones don't need this). Wait for the Mutex to be freed, if we're deadlocking for longer then a quarter of a second then do nothing with the event. */
 #define WAYLAND_EVENT_OP_START(self) \
 	do { \
@@ -62,9 +64,7 @@ static void new_protocol(void* data, struct wl_registry* registry,
 
 	wayland_protocol_callback_table_t* cb = shget(self->wayland.wl_protocol_setup_map, interface);
 	if(cb != NULL) {
-		char* inter = malloc(strlen(interface) + 1);
+		shput(self->wayland.wl_protocol_map, interface, cb->setup(name, data));
-		strcpy(inter, interface);
-		shput(self->wayland.wl_protocol_map, inter, cb->setup(name, data));
 		/* we don't care for adding this protocol, we just use it to know if the compositor will let us have transparent surfaces */
 	} else if(strcmp(interface, "wp_alpha_modifier_v1") == 0) {
 		self->common.supports_transparency = MwTRUE;
@@ -132,34 +132,6 @@ static void recursive_dispatch_move(MwLL handle, MwMouse* p) {
 	}
 };
 
-/* Recursively dispatch a key event to a widget and its children */
-static void recursive_dispatch_key(MwLL handle, int* k) {
-	MwWidget h = (MwWidget)handle->common.user;
-	MwLLDispatch(handle, key, k);
-	if(h) {
-		int i;
-		for(i = 0; i < arrlen(h->children); i++) {
-			MwLLDispatch(h->children[i]->lowlevel, key, k);
-			if(arrlen(h->children[i]->children) > 0) {
-				recursive_dispatch_key(h->children[i]->lowlevel, k);
-			}
-		}
-	}
-};
-/* Recursively dispatch a key released event to a widget and its children */
-static void recursive_dispatch_key_released(MwLL handle, int* k) {
-	MwWidget h = (MwWidget)handle->common.user;
-	MwLLDispatch(handle, key_released, k);
-	if(h) {
-		int i;
-		for(i = 0; i < arrlen(h->children); i++) {
-			MwLLDispatch(h->children[i]->lowlevel, key_released, k);
-			if(arrlen(h->children[i]->children) > 0) {
-				recursive_dispatch_key_released(h->children[i]->lowlevel, k);
-			}
-		}
-	}
-};
 static void wl_offer(void*		   data,
 		     struct wl_data_offer* wl_data_offer,
 		     const char*	   mime_type) {
@@ -538,6 +510,12 @@ static void relative_pointer_motion(void*			    data,
 	MwLL	self = data;
 	MwMouse p;
 
+	(void)pointer;
+	(void)timeHi;
+	(void)timeLo;
+	(void)dx;
+	(void)dy;
+
 	WAYLAND_EVENT_OP_START(self);
 
 	p.point.x = wl_fixed_to_int(dxUnaccel);
@@ -609,8 +587,6 @@ static void pointer_button(void* data, struct wl_pointer* wl_pointer, MwU32 seri
 		inArea |= self->wayland.backbuffer.surface == curSurface;
 	}
 	if(inArea) {
-		int i;
-
 		switch(button) {
 		case BTN_LEFT:
 			p.button = MwMOUSE_LEFT;
@@ -675,19 +651,24 @@ static void keyboard_keymap(void*		data,
 	MwLL self = data;
 	(void)wl_keyboard;
 
-	if(self->wayland.type == MWLL_WAYLAND_TOPLEVEL) {
+	if(!self->wayland.parent) {
+		char*		   map_shm;
+		struct xkb_keymap* xkb_keymap;
+		struct xkb_state*  xkb_state;
+		xkb_state = NULL;
+
 		assert(format == WL_KEYBOARD_KEYMAP_FORMAT_XKB_V1);
 
-		char* map_shm = (char*)mmap(NULL, size, PROT_READ, MAP_SHARED, fd, 0);
+		map_shm = (char*)mmap(NULL, size, PROT_READ, MAP_SHARED, fd, 0);
 		assert(map_shm != MAP_FAILED);
 
-		struct xkb_keymap* xkb_keymap = xkb_keymap_new_from_string(
+		xkb_keymap = xkb_keymap_new_from_string(
 		    self->wayland.xkb_context, map_shm, XKB_KEYMAP_FORMAT_TEXT_V1,
 		    XKB_KEYMAP_COMPILE_NO_FLAGS);
 		munmap(map_shm, size);
 		close(fd);
 
-		struct xkb_state* xkb_state = xkb_state_new(xkb_keymap);
+		xkb_state = xkb_state_new(xkb_keymap);
 
 		self->wayland.xkb_keymap = xkb_keymap;
 		self->wayland.xkb_state	 = xkb_state;
@@ -741,8 +722,8 @@ static void keyboard_key(void*		     data,
 			 MwU32		     time,
 			 MwU32		     key,
 			 MwU32		     state) {
-	MwLL   self = data;
+	MwLL   self   = data;
-	MwBool inArea;
+	MwBool inArea = 0;
 
 	(void)wl_keyboard;
 	(void)serial;
@@ -760,7 +741,7 @@ static void keyboard_key(void*		     data,
 	if(inArea) {
 		xkb_layout_index_t  layout;
 		MwU32		    levels;
-		xkb_level_index_t   level;
+		xkb_level_index_t   level = 0;
 		const xkb_keysym_t* syms_out;
 		MwU32		    keycode = key + 8;
 		MwU64		    syms_num;
@@ -785,9 +766,8 @@ static void keyboard_key(void*		     data,
 		}
 
 		for(i = 0; i < syms_num; i++) {
-			int	    sym = syms_out[i];
+			int sym = syms_out[i];
-			int	    key = -1;
+			int key = -1;
-			const char* name;
 
 			switch(sym) {
 			case XKB_KEY_BackSpace:
@@ -1001,6 +981,7 @@ static wayland_protocol_t* wl_seat_setup(MwU32 name, MwLL ll) {
 static void wl_seat_interface_destroy(struct _MwLLWayland* wayland, wayland_protocol_t* data) {
 	(void)wayland;
 	free(data->listener);
+	free(data);
 }
 
 /* wl_output setup function */
@@ -1145,6 +1126,8 @@ static int event_loop(MwLL handle) {
 	if(wl_display_dispatch_pending(wayland->display) < 0) {
 		wl_display_cancel_read(wayland->display);
 	}
+	wl_display_flush(handle->wayland.display);
+
 	return 1;
 }
 
@@ -1255,66 +1238,46 @@ static void update_buffer(MwLL self, struct _MwLLWaylandShmBuffer* buffer) {
 }
 
 static void buffer_setup(struct _MwLLWaylandShmBuffer* buffer, MwU32 width, MwU32 height) {
-	int  stride	      = width * 4;
+	int  stride	 = width * 4;
-	char temp_name[]      = "/tmp/milsko-wl-shm-XXXXXX";
+	char temp_name[] = "/tmp/milsko-wl-shm-XXXXXX";
-	char temp_name_back[] = "/tmp/milsko-wl-shm-back-XXXXXX";
 
 	buffer->buf_size = width * height * 4;
 
-	buffer->fd	= mkstemp(temp_name);
+	buffer->fd = mkstemp(temp_name);
-	buffer->fd_back = mkstemp(temp_name_back);
-
 	unlink(temp_name);
-	unlink(temp_name_back);
 
 	if(posix_fallocate(buffer->fd, 0, buffer->buf_size) != 0) {
 		printf("failure setting up wl_shm: could not fallocate. %s.\n", strerror(errno));
 		close(buffer->fd);
 		return;
 	}
-	if(posix_fallocate(buffer->fd_back, 0, buffer->buf_size) != 0) {
-		printf("failure setting up wl_shm: could not fallocate. %s.\n", strerror(errno));
-		close(buffer->fd_back);
-		return;
-	}
 	if(ftruncate(buffer->fd, buffer->buf_size) != 0) {
 		printf("failure setting up wl_shm: could not truncate. %s.\n", strerror(errno));
 		close(buffer->fd);
 		return;
 	}
-	if(ftruncate(buffer->fd_back, buffer->buf_size) != 0) {
-		printf("failure setting up wl_shm: could not truncate. %s.\n", strerror(errno));
-		close(buffer->fd_back);
-		return;
-	}
 
 	buffer->buf	 = mmap(NULL, buffer->buf_size, PROT_WRITE, MAP_SHARED, buffer->fd, 0);
-	buffer->buf_back = mmap(NULL, buffer->buf_size, PROT_WRITE, MAP_SHARED, buffer->fd_back, 0);
+	buffer->buf_back = malloc(buffer->buf_size);
 
 	fsync(buffer->fd);
-	fsync(buffer->fd_back);
 
 	if(!(buffer->shm_pool = wl_shm_create_pool(buffer->shm, buffer->fd, buffer->buf_size))) {
+		close(buffer->fd);
 		printf("failure setting up wl_shm: could not create pool.\n");
+		return;
 	}
-	if(!(buffer->shm_pool_back = wl_shm_create_pool(buffer->shm, buffer->fd_back, buffer->buf_size))) {
+	buffer->shm_buffer = wl_shm_pool_create_buffer(buffer->shm_pool, 0, width, height, stride, WL_SHM_FORMAT_ARGB8888);
-		printf("failure setting up wl_shm: could not create pool.\n");
+	buffer->setup	   = MwTRUE;
-	}
-	buffer->shm_buffer	= wl_shm_pool_create_buffer(buffer->shm_pool, 0, width, height, stride, WL_SHM_FORMAT_ARGB8888);
-	buffer->shm_buffer_back = wl_shm_pool_create_buffer(buffer->shm_pool_back, 0, width, height, stride, WL_SHM_FORMAT_ARGB8888);
-	buffer->setup		= MwTRUE;
 }
 
 static void buffer_destroy(struct _MwLLWaylandShmBuffer* buffer) {
-	if(!buffer->setup) {
+	close(buffer->fd);
-		return;
+	if(buffer->buf) munmap(buffer->buf, buffer->buf_size);
-	}
+	if(buffer->buf_back) free(buffer->buf_back);
 	if(buffer->shm_buffer) wl_buffer_destroy(buffer->shm_buffer);
-	if(buffer->shm_buffer_back) wl_buffer_destroy(buffer->shm_buffer_back);
 	if(buffer->shm_pool) wl_shm_pool_destroy(buffer->shm_pool);
 	if(buffer->shm_pool_back) wl_shm_pool_destroy(buffer->shm_pool_back);
-	close(buffer->fd);
-	close(buffer->fd_back);
 	buffer->setup = MwFALSE;
 }
 
@@ -1553,12 +1516,12 @@ static void destroy_toplevel(MwLL r) {
 
 	xdg_toplevel_destroy(r->wayland.toplevel->xdg_top_level);
 
-	xkb_keymap_unref(r->wayland.xkb_keymap);
-
 	xkb_state_unref(r->wayland.xkb_state);
 
 	xkb_context_unref(r->wayland.xkb_context);
 
+	xkb_keymap_unref(r->wayland.xkb_keymap);
+
 	free(r->wayland.toplevel);
 
 	wl_registry_destroy(r->wayland.registry);
@@ -1578,8 +1541,6 @@ static void setup_sublevel(MwLL parent, MwLL r, int x, int y) {
 
 	r->wayland.type = MWLL_WAYLAND_SUBLEVEL;
 
-	r->wayland.display = parent->wayland.display;
-
 	setup_callbacks(&r->wayland);
 
 	r->wayland.registry = wl_display_get_registry(parent->wayland.display);
@@ -1617,11 +1578,10 @@ static void setup_sublevel(MwLL parent, MwLL r, int x, int y) {
 
 /* Sublevel setup function */
 static void destroy_sublevel(MwLL r) {
-	backbuffer_destroy(&r->wayland);
-	framebuffer_destroy(&r->wayland);
-
 	wl_subsurface_destroy(r->wayland.sublevel->subsurface);
 
+	wl_registry_destroy(r->wayland.registry);
+
 	free(r->wayland.sublevel);
 
 	r->wayland.configured = MwFALSE;
@@ -1799,6 +1759,9 @@ static void widget_setup(MwLL r, MwLL parent, int x, int y, int width, int heigh
 		}
 	}
 
+	framebuffer_destroy(&r->wayland);
+	backbuffer_destroy(&r->wayland);
+
 	framebuffer_setup(&r->wayland);
 	backbuffer_setup(&r->wayland);
 
@@ -1818,14 +1781,21 @@ static void widget_setup(MwLL r, MwLL parent, int x, int y, int width, int heigh
 }
 
 #ifdef USE_DBUS
+static void dark_theme_listener(MwLL handle, MwU32 new_value) {
+	wl_dark_theme = (new_value == 1) ? 1 : 0;
+
+	MwLLDispatch(handle, dark_theme, &wl_dark_theme);
+}
+
 static void detect_dark_theme(MwLL handle) {
 	MwU32 value	 = 0;
-	MwU32 dark_theme = 0;
+
 	MwLLDBusPortalGet(&wl_call_tbl.dbus, &handle->wayland.dbus, "org.freedesktop.portal.Settings", "org.freedesktop.appearance", "color-scheme", &value);
+	wl_dark_theme = (value == 1) ? 1 : 0;
 
-	dark_theme = (value == 1) ? 1 : 0;
+	MwLLDBusPortalWatch(&wl_call_tbl.dbus, &handle->wayland.dbus, "org.freedesktop.portal.Settings");
 
-	MwLLDispatch(handle, dark_theme, &dark_theme);
+	MwLLDispatch(handle, dark_theme, &wl_dark_theme);
 }
 #endif
 
@@ -1857,8 +1827,6 @@ static void MwLLDestroyImpl(MwLL handle) {
 	int select_ret;
 
 	event_loop(handle);
-	// wl_display_cancel_read(handle->wayland.display);
-
 	wl_flush(handle);
 
 	if(pthread_mutex_timedlock(&handle->wayland.eventsMutex, &t) != 0) {
@@ -1884,7 +1852,6 @@ static void MwLLDestroyImpl(MwLL handle) {
 	}
 #endif
 
-	buffer_destroy(&handle->wayland.cursor);
 	wl_region_destroy(handle->wayland.region);
 
 	if(handle->wayland.supports_zwp) {
@@ -1892,10 +1859,6 @@ static void MwLLDestroyImpl(MwLL handle) {
 	} else {
 		wl_data_source_destroy(handle->wayland.clipboard_source.wl);
 	}
-	if(handle->wayland.icon != NULL) {
-		buffer_destroy(handle->wayland.icon);
-		wl_surface_destroy(handle->wayland.icon->surface);
-	}
 
 	if(handle->wayland.type == MWLL_WAYLAND_TOPLEVEL) {
 		destroy_toplevel(handle);
@@ -1905,6 +1868,20 @@ static void MwLLDestroyImpl(MwLL handle) {
 		destroy_popup(handle);
 	}
 
+	if(handle->wayland.framebuffer.setup) {
+		framebuffer_destroy(&handle->wayland);
+		wl_surface_destroy(handle->wayland.framebuffer.surface);
+	}
+	if(handle->wayland.backbuffer.setup) {
+		backbuffer_destroy(&handle->wayland);
+		wl_surface_destroy(handle->wayland.backbuffer.surface);
+	}
+	buffer_destroy(&handle->wayland.cursor);
+	if(handle->wayland.icon != NULL) {
+		buffer_destroy(handle->wayland.icon);
+		wl_surface_destroy(handle->wayland.icon->surface);
+	}
+
 	for(i = 0; i < shlen(handle->wayland.wl_protocol_setup_map); i++) {
 		void* ctx = shget(handle->wayland.wl_protocol_map, handle->wayland.wl_protocol_setup_map[i].key);
 
@@ -1912,17 +1889,30 @@ static void MwLLDestroyImpl(MwLL handle) {
 			handle->wayland.wl_protocol_setup_map[i].value->destroy(&handle->wayland, ctx);
 		}
 		shdel(handle->wayland.wl_protocol_map, handle->wayland.wl_protocol_setup_map[i].value);
+		free(handle->wayland.wl_protocol_setup_map[i].value);
+		free(ctx);
 	}
 	shfree(handle->wayland.wl_protocol_map);
 	shfree(handle->wayland.wl_protocol_setup_map);
 
-	wl_keyboard_destroy(handle->wayland.keyboard);
+	// wl_keyboard_destroy(handle->wayland.keyboard);
-	wl_pointer_destroy(handle->wayland.pointer);
+	// wl_pointer_destroy(handle->wayland.pointer);
+
+	if(handle->wayland.supports_zwp) {
+		for(i = 0; i < arrlen(handle->wayland.clipboard_devices_zwp); i++) {
+			if(handle->wayland.clipboard_devices_zwp[i]->device.zwp) zwp_primary_selection_device_v1_destroy(handle->wayland.clipboard_devices_zwp[i]->device.zwp);
+			free(handle->wayland.clipboard_devices_zwp[i]);
+		}
+	} else {
+		printf("[WARNING] Primary clipboard requested for MwLLSetClipboard, but this Wayland compositor doesn't support it.\n");
+	}
+	for(i = 0; i < arrlen(handle->wayland.clipboard_devices_wl); i++) {
+		wl_data_device_destroy(handle->wayland.clipboard_devices_wl[i]->device.wl);
+		free(handle->wayland.clipboard_devices_wl[i]);
+	}
 
 	wl_flush(handle);
 
-	// free(handle);
-
 	if(currentlyHeldWidget == handle) {
 		currentlyHeldWidget = NULL;
 	}
@@ -1975,7 +1965,6 @@ static void MwLLSetWHImpl(MwLL handle, int w, int h) {
 		setup_popup(handle, handle->wayland.x, handle->wayland.y, handle->wayland.parent);
 	}
 
-refresh:
 	region_setup(handle);
 
 	framebuffer_destroy(&handle->wayland);
@@ -2164,15 +2153,18 @@ static int MwLLPendingImpl(MwLL handle) {
 	};
 	int pending = 0;
 
-	if(handle->wayland.dark_theme_detection) {
-		handle->wayland.dark_theme_detection = MwFALSE;
 #ifdef USE_DBUS
-		if(wl_call_tbl.has_dbus) {
+	if(wl_call_tbl.has_dbus) {
+		if(handle->wayland.dark_theme_detection) {
+
+			handle->wayland.dark_theme_detection = MwFALSE;
 			detect_dark_theme(handle);
 			MwLLDispatch(handle, draw, NULL);
+		} else {
+			MwLLDBusPortalPoll(&wl_call_tbl.dbus, &handle->wayland.dbus, handle, "org.freedesktop.portal.Settings", "org.freedesktop.appearance", "color-scheme", &dark_theme_listener);
 		}
-#endif
 	}
+#endif
 
 	if(!handle->wayland.did_initial_resize) {
 		recursive_dispatch_resize(handle);
@@ -2185,6 +2177,7 @@ static int MwLLPendingImpl(MwLL handle) {
 			wl_display_cancel_read(handle->wayland.display);
 		} else {
 			wl_display_read_events(handle->wayland.display);
+			wl_display_flush(handle->wayland.display);
 			if((pending = wl_display_dispatch_pending(handle->wayland.display)) < 0) {
 				wl_display_cancel_read(handle->wayland.display);
 			}
@@ -2193,6 +2186,7 @@ static int MwLLPendingImpl(MwLL handle) {
 		if((pending = wl_display_dispatch_pending(handle->wayland.display)) < 0) {
 			wl_display_cancel_read(handle->wayland.display);
 		}
+		wl_display_flush(handle->wayland.display);
 	}
 
 	if(MwWaylandAlwaysRender) {
@@ -2343,7 +2337,7 @@ static void MwLLSetIconImpl(MwLL handle, MwLLPixmap pixmap) {
 
 			if(handle->wayland.configured) update_buffer(handle, handle->wayland.icon);
 
-			xdg_toplevel_icon_v1_add_buffer(icon, handle->wayland.icon->shm_buffer_back, 1);
+			xdg_toplevel_icon_v1_add_buffer(icon, handle->wayland.icon->shm_buffer, 1);
 
 			xdg_toplevel_icon_manager_v1_set_icon(icon_manager, handle->wayland.toplevel->xdg_top_level, icon);
 		}

src/backend/x11.c

@@ -72,7 +72,7 @@ static struct symtbl {
 	char* (*XSetLocaleModifiers)(const char*);
 	XIM (*XOpenIM)(Display*, struct _XrmHashBucketRec*, char*, char*);
 	Status (*XCloseIM)(XIM);
-	XIC (*XCreateIC)(XIM, ...) _X_SENTINEL(0);
+	XIC (*XCreateIC)(XIM, ...);
 	void (*XDestroyIC)(XIC);
 	void (*XSetICFocus)(XIC);
 

src/core.c

@@ -878,6 +878,9 @@ int MwLibraryInit(void) {
 #endif
 #ifdef USE_GDI
 	    MwLLGDICallInit,
+#endif
+#ifdef CLASSIC_MAC_OS
+	    MwLLClassicMacOSCallInit,
 #endif
 	    NULL};
 	int i;
@@ -900,6 +903,9 @@ int MwLibraryInit(void) {
 #endif
 #ifdef USE_GDI
 	       " GDI"
+#endif
+#ifdef CLASSIC_MAC_OS
+	       " ClassicMacOS"
 #endif
 	       "\n");
 

src/lowlevel.c

@@ -176,6 +176,69 @@ MWDECL MwBool MwLLDBusPortalGet(MwLLDBusFuncTable* tbl, MwLLDBusContext* ctx, co
 	return MwTRUE;
 }
 
+MWDECL MwBool MwLLDBusPortalWatch(MwLLDBusFuncTable* tbl, MwLLDBusContext* ctx, const char* portal) {
+	if(!ctx->dbus_conn) {
+		return MwFALSE;
+	}
+
+	char filter_string[2048];
+	MwStringPrintIntoBuffer(filter_string, sizeof(filter_string), "type='%s',interface=%s", "signal", portal);
+
+    dbus_bus_add_match(ctx->dbus_conn, filter_string, &ctx->dbus_err);
+    dbus_connection_flush(ctx->dbus_conn);
+
+	return MwTRUE;
+}
+
+// Technically this will swallow all other results, so this is not usable multiple times.
+// TODO: Use a hashmap instead
+MWDECL MwBool MwLLDBusPortalPoll(MwLLDBusFuncTable* tbl, MwLLDBusContext* ctx, MwLL handle, const char* portal, const char* namespace, const char* key, MwLLDBusPortalPollListener listener) {
+	DBusMessage* msg;
+	DBusMessageIter args, msg_value;
+	const char* msg_namespace;
+	const char* msg_key;
+	MwU32 msg_value_content;
+
+	if(!ctx->dbus_conn) {
+		return MwFALSE;
+	}
+
+ 	dbus_connection_read_write(ctx->dbus_conn, 0);
+	msg = dbus_connection_pop_message(ctx->dbus_conn);
+
+	if (NULL == msg) { 
+		return MwFALSE;
+	}
+
+	// check if the message is a signal from the correct interface and with the correct name
+	if (dbus_message_is_signal(msg, portal, "SettingChanged")) {
+		// read the parameters
+		if (!dbus_message_iter_init(msg, &args))
+			fprintf(stderr, "[WARNING] Message has no arguments\n"); 
+		else if (DBUS_TYPE_STRING != dbus_message_iter_get_arg_type(&args)) 
+			fprintf(stderr, "[WARNING] Argument is not string\n"); 
+		else {
+			dbus_message_iter_get_basic(&args, &msg_namespace);
+
+			dbus_message_iter_next(&args);
+			dbus_message_iter_get_basic(&args, &msg_key);
+
+			// Check that key and namespace match
+			if (strcmp(msg_namespace, namespace) == 0 && strcmp(msg_key, key) == 0) {
+				// Assuming the value is a basic type
+				dbus_message_iter_next(&args);
+				dbus_message_iter_recurse(&args, &msg_value);
+				dbus_message_iter_get_basic(&msg_value, &msg_value_content);
+
+				listener(handle, msg_value_content);
+			}
+		}
+	}
+
+	// free the message
+	dbus_message_unref(msg);
+}
+
 void MwLLDBusFreeContext(MwLLDBusFuncTable* tbl, MwLLDBusContext* ctx) {
 	if(!tbl->lib) {
 		return;

tools/.gitignore

@@ -0,0 +1,2 @@
+font
+fuzzer

tools/Makefile

@@ -6,7 +6,10 @@ LIBS = `freetype-config --libs`
 .PHONY: all clean
 .SUFFIXES: .c .o
 
-all: font
+all: fuzzer font
+
+fuzzer: fuzzer.o
+	$(CC) -g -L../src/ -Wl,-R../src -lMw -o $@ fuzzer.o
 
 font: font.o
 	$(CC) $(LDFLAGS) -o $@ font.o $(LIBS)
@@ -15,4 +18,4 @@ font: font.o
 	$(CC) $(CFLAGS) -c -o $@ $<
 
 clean:
-	rm -f *.o font
+	rm -f *.o font fuzzer

tools/fuzzer.c

@@ -0,0 +1,85 @@
+#include <Mw/Milsko.h>
+
+#define WIDGET_AMOUNT 1
+
+int main() {
+	MwWidget window, widget;
+
+	MwLibraryInit();
+
+	window = MwCreateWidget(MwWindowClass, "window", NULL, 0, 0, 400, 400);
+
+	while(true) {
+		int	r = rand() % WIDGET_AMOUNT;
+		MwClass cls;
+		switch(r) {
+		case 0:
+			cls = MwBoxClass;
+			break;
+		case 1:
+			cls = MwButtonClass;
+			break;
+		case 2:
+			cls = MwCheckBoxClass;
+			break;
+		case 3:
+			cls = MwComboBoxClass;
+			break;
+		case 4:
+			cls = MwEntryClass;
+			break;
+		case 5:
+			cls = MwFrameClass;
+			break;
+		case 6:
+			cls = MwImageClass;
+			break;
+		case 7:
+			cls = MwLabelClass;
+			break;
+		case 8:
+			cls = MwListBoxClass;
+			break;
+		case 9:
+			cls = MwMenuClass;
+			break;
+		case 10:
+			cls = MwNumberEntryClass;
+			break;
+		case 12:
+			cls = MwProgressBarClass;
+			break;
+		case 13:
+			cls = MwRadioBoxClass;
+			break;
+		case 14:
+			cls = MwScrollBarClass;
+			break;
+		case 15:
+			cls = MwSeparatorClass;
+			break;
+		// case 16:
+		// cls = MwSubMenuClass;
+		// break;
+		case 17:
+			cls = MwTreeViewClass;
+			break;
+		case 18:
+			cls = MwViewportClass;
+			break;
+		default:
+			cls = NULL;
+			break;
+		}
+		if(cls) {
+			widget = MwCreateWidget(cls, "Cls", window, 0, 0, 100, 100);
+		}
+
+		if(MwPending(window)) {
+			MwStep(window);
+		}
+		if(cls) {
+			MwDestroyWidget(widget);
+		}
+	}
+}