diff --git a/src/ext-protocol/ext-workspace.h b/src/ext-protocol/ext-workspace.h
index 82b7ef1f..70bc2f6c 100644
--- a/src/ext-protocol/ext-workspace.h
+++ b/src/ext-protocol/ext-workspace.h
@@ -148,7 +148,7 @@ static void add_workspace_by_tag(int32_t tag, Monitor *m) {
 	wlr_ext_workspace_handle_v1_set_name(workspace->ext_workspace, name);
 }
 
-void dwl_ext_workspace_printstatus(Monitor *m) {
+void mango_ext_workspace_printstatus(Monitor *m) {
 	struct workspace *w;
 	uint32_t tag_status = 0;
 
@@ -199,7 +199,7 @@ void refresh_monitors_workspaces_status(Monitor *m) {
 		}
 	}
 
-	dwl_ext_workspace_printstatus(m);
+	mango_ext_workspace_printstatus(m);
 }
 
 void workspaces_init() {
diff --git a/src/ext-protocol/text-input.h b/src/ext-protocol/text-input.h
index 0eb89881..32a69bee 100644
--- a/src/ext-protocol/text-input.h
+++ b/src/ext-protocol/text-input.h
@@ -2,7 +2,7 @@
 #include <wlr/types/wlr_input_method_v2.h>
 #include <wlr/types/wlr_text_input_v3.h>
 
-struct dwl_input_method_relay {
+struct mango_input_method_relay {
 	struct wl_list text_inputs;
 	struct wlr_input_method_v2 *input_method;
 	struct wlr_surface *focused_surface;
@@ -26,12 +26,12 @@ struct dwl_input_method_relay {
 	struct wl_listener focused_surface_destroy;
 };
 
-struct dwl_input_method_popup {
+struct mango_input_method_popup {
 	uint32_t type; // must at first in struct
 	struct wlr_input_popup_surface_v2 *popup_surface;
 	struct wlr_scene_tree *tree;
 	struct wlr_scene_tree *scene_surface;
-	struct dwl_input_method_relay *relay;
+	struct mango_input_method_relay *relay;
 	struct wl_list link;
 
 	struct wl_listener destroy;
@@ -39,7 +39,7 @@ struct dwl_input_method_popup {
 };
 
 struct text_input {
-	struct dwl_input_method_relay *relay;
+	struct mango_input_method_relay *relay;
 	struct wlr_text_input_v3 *input;
 	struct wl_list link;
 
@@ -51,20 +51,20 @@ struct text_input {
 
 struct wlr_input_method_manager_v2 *input_method_manager;
 struct wlr_text_input_manager_v3 *text_input_manager;
-struct dwl_input_method_relay *dwl_input_method_relay;
+struct mango_input_method_relay *mango_input_method_relay;
 
 /*-------------------封装给外部调用-------------------------------*/
-bool dwl_im_keyboard_grab_forward_key(KeyboardGroup *keyboard,
-									  struct wlr_keyboard_key_event *event);
+bool mango_im_keyboard_grab_forward_key(KeyboardGroup *keyboard,
+										struct wlr_keyboard_key_event *event);
 
-bool dwl_im_keyboard_grab_forward_modifiers(KeyboardGroup *keyboard);
+bool mango_im_keyboard_grab_forward_modifiers(KeyboardGroup *keyboard);
 
-struct dwl_input_method_relay *dwl_im_relay_create();
+struct mango_input_method_relay *mango_im_relay_create();
 
-void dwl_im_relay_finish(struct dwl_input_method_relay *relay);
+void mango_im_relay_finish(struct mango_input_method_relay *relay);
 
-void dwl_im_relay_set_focus(struct dwl_input_method_relay *relay,
-							struct wlr_surface *surface);
+void mango_im_relay_set_focus(struct mango_input_method_relay *relay,
+							  struct wlr_surface *surface);
 /*----------------------------------------------------------*/
 
 /*------------------协议内部代码------------------------------*/
@@ -98,7 +98,7 @@ is_keyboard_emulated_by_input_method(struct wlr_keyboard *keyboard,
 static struct wlr_input_method_keyboard_grab_v2 *
 get_keyboard_grab(KeyboardGroup *keyboard) {
 	struct wlr_input_method_v2 *input_method =
-		dwl_input_method_relay->input_method;
+		mango_input_method_relay->input_method;
 	if (!input_method || !input_method->keyboard_grab) {
 		return NULL;
 	}
@@ -115,7 +115,7 @@ get_keyboard_grab(KeyboardGroup *keyboard) {
 	return input_method->keyboard_grab;
 }
 
-bool dwl_im_keyboard_grab_forward_modifiers(KeyboardGroup *keyboard) {
+bool mango_im_keyboard_grab_forward_modifiers(KeyboardGroup *keyboard) {
 	struct wlr_input_method_keyboard_grab_v2 *keyboard_grab =
 		get_keyboard_grab(keyboard);
 
@@ -133,8 +133,8 @@ bool dwl_im_keyboard_grab_forward_modifiers(KeyboardGroup *keyboard) {
 	}
 }
 
-bool dwl_im_keyboard_grab_forward_key(KeyboardGroup *keyboard,
-									  struct wlr_keyboard_key_event *event) {
+bool mango_im_keyboard_grab_forward_key(KeyboardGroup *keyboard,
+										struct wlr_keyboard_key_event *event) {
 
 	struct wlr_input_method_keyboard_grab_v2 *keyboard_grab =
 		get_keyboard_grab(keyboard);
@@ -150,7 +150,7 @@ bool dwl_im_keyboard_grab_forward_key(KeyboardGroup *keyboard,
 }
 
 static struct text_input *
-get_active_text_input(struct dwl_input_method_relay *relay) {
+get_active_text_input(struct mango_input_method_relay *relay) {
 	struct text_input *text_input;
 
 	if (!relay->input_method) {
@@ -165,7 +165,7 @@ get_active_text_input(struct dwl_input_method_relay *relay) {
 	return NULL;
 }
 
-static void update_active_text_input(struct dwl_input_method_relay *relay) {
+static void update_active_text_input(struct mango_input_method_relay *relay) {
 	struct text_input *active_text_input = get_active_text_input(relay);
 
 	if (relay->input_method && relay->active_text_input != active_text_input) {
@@ -181,7 +181,7 @@ static void update_active_text_input(struct dwl_input_method_relay *relay) {
 }
 
 static void
-update_text_inputs_focused_surface(struct dwl_input_method_relay *relay) {
+update_text_inputs_focused_surface(struct mango_input_method_relay *relay) {
 	struct text_input *text_input;
 	wl_list_for_each(text_input, &relay->text_inputs, link) {
 		struct wlr_text_input_v3 *input = text_input->input;
@@ -207,8 +207,8 @@ update_text_inputs_focused_surface(struct dwl_input_method_relay *relay) {
 	}
 }
 
-static void update_popup_position(struct dwl_input_method_popup *popup) {
-	struct dwl_input_method_relay *relay = popup->relay;
+static void update_popup_position(struct mango_input_method_popup *popup) {
+	struct mango_input_method_relay *relay = popup->relay;
 	struct text_input *text_input = relay->active_text_input;
 	struct wlr_box cursor_rect;
 	struct wlr_xdg_surface *xdg_surface;
@@ -282,8 +282,8 @@ static void update_popup_position(struct dwl_input_method_popup *popup) {
 							  });
 }
 
-static void update_popups_position(struct dwl_input_method_relay *relay) {
-	struct dwl_input_method_popup *popup;
+static void update_popups_position(struct mango_input_method_relay *relay) {
+	struct mango_input_method_popup *popup;
 	wl_list_for_each(popup, &relay->popups, link) {
 		update_popup_position(popup);
 	}
@@ -291,7 +291,7 @@ static void update_popups_position(struct dwl_input_method_relay *relay) {
 
 static void handle_input_method_commit(struct wl_listener *listener,
 									   void *data) {
-	struct dwl_input_method_relay *relay =
+	struct mango_input_method_relay *relay =
 		wl_container_of(listener, relay, input_method_commit);
 	struct text_input *text_input;
 	struct wlr_input_method_v2 *input_method = relay->input_method;
@@ -322,7 +322,7 @@ static void handle_input_method_commit(struct wl_listener *listener,
 
 static void handle_keyboard_grab_destroy(struct wl_listener *listener,
 										 void *data) {
-	struct dwl_input_method_relay *relay =
+	struct mango_input_method_relay *relay =
 		wl_container_of(listener, relay, keyboard_grab_destroy);
 	struct wlr_input_method_keyboard_grab_v2 *keyboard_grab =
 		relay->input_method->keyboard_grab;
@@ -336,7 +336,7 @@ static void handle_keyboard_grab_destroy(struct wl_listener *listener,
 
 static void handle_input_method_grab_keyboard(struct wl_listener *listener,
 											  void *data) {
-	struct dwl_input_method_relay *relay =
+	struct mango_input_method_relay *relay =
 		wl_container_of(listener, relay, input_method_grab_keyboard);
 	struct wlr_input_method_keyboard_grab_v2 *keyboard_grab = data;
 
@@ -355,7 +355,7 @@ static void handle_input_method_grab_keyboard(struct wl_listener *listener,
 
 static void handle_input_method_destroy(struct wl_listener *listener,
 										void *data) {
-	struct dwl_input_method_relay *relay =
+	struct mango_input_method_relay *relay =
 		wl_container_of(listener, relay, input_method_destroy);
 	wl_list_remove(&relay->input_method_commit.link);
 	wl_list_remove(&relay->input_method_grab_keyboard.link);
@@ -369,7 +369,7 @@ static void handle_input_method_destroy(struct wl_listener *listener,
 
 static void handle_popup_surface_destroy(struct wl_listener *listener,
 										 void *data) {
-	struct dwl_input_method_popup *popup =
+	struct mango_input_method_popup *popup =
 		wl_container_of(listener, popup, destroy);
 	wlr_scene_node_destroy(&popup->tree->node);
 	wl_list_remove(&popup->destroy.link);
@@ -380,18 +380,18 @@ static void handle_popup_surface_destroy(struct wl_listener *listener,
 
 static void handle_popup_surface_commit(struct wl_listener *listener,
 										void *data) {
-	struct dwl_input_method_popup *popup =
+	struct mango_input_method_popup *popup =
 		wl_container_of(listener, popup, commit);
 	update_popup_position(popup);
 }
 
 static void handle_input_method_new_popup_surface(struct wl_listener *listener,
 												  void *data) {
-	struct dwl_input_method_relay *relay =
+	struct mango_input_method_relay *relay =
 		wl_container_of(listener, relay, input_method_new_popup_surface);
 
-	struct dwl_input_method_popup *popup =
-		ecalloc(1, sizeof(struct dwl_input_method_popup));
+	struct mango_input_method_popup *popup =
+		ecalloc(1, sizeof(struct mango_input_method_popup));
 	popup->popup_surface = data;
 	popup->relay = relay;
 
@@ -415,7 +415,7 @@ static void handle_input_method_new_popup_surface(struct wl_listener *listener,
 }
 
 static void handle_new_input_method(struct wl_listener *listener, void *data) {
-	struct dwl_input_method_relay *relay =
+	struct mango_input_method_relay *relay =
 		wl_container_of(listener, relay, new_input_method);
 	struct wlr_input_method_v2 *input_method = data;
 	if (seat != input_method->seat) {
@@ -451,7 +451,7 @@ static void handle_new_input_method(struct wl_listener *listener, void *data) {
 	update_active_text_input(relay);
 }
 
-static void send_state_to_input_method(struct dwl_input_method_relay *relay) {
+static void send_state_to_input_method(struct mango_input_method_relay *relay) {
 
 	struct wlr_input_method_v2 *input_method = relay->input_method;
 	struct wlr_text_input_v3 *input = relay->active_text_input->input;
@@ -476,7 +476,7 @@ static void send_state_to_input_method(struct dwl_input_method_relay *relay) {
 static void handle_text_input_enable(struct wl_listener *listener, void *data) {
 	struct text_input *text_input =
 		wl_container_of(listener, text_input, enable);
-	struct dwl_input_method_relay *relay = text_input->relay;
+	struct mango_input_method_relay *relay = text_input->relay;
 
 	update_active_text_input(relay);
 	if (relay->active_text_input == text_input) {
@@ -497,7 +497,7 @@ static void handle_text_input_disable(struct wl_listener *listener,
 static void handle_text_input_commit(struct wl_listener *listener, void *data) {
 	struct text_input *text_input =
 		wl_container_of(listener, text_input, commit);
-	struct dwl_input_method_relay *relay = text_input->relay;
+	struct mango_input_method_relay *relay = text_input->relay;
 
 	if (relay->active_text_input == text_input) {
 		update_popups_position(relay);
@@ -519,7 +519,7 @@ static void handle_text_input_destroy(struct wl_listener *listener,
 }
 
 static void handle_new_text_input(struct wl_listener *listener, void *data) {
-	struct dwl_input_method_relay *relay =
+	struct mango_input_method_relay *relay =
 		wl_container_of(listener, relay, new_text_input);
 	struct wlr_text_input_v3 *wlr_text_input = data;
 	struct text_input *text_input = ecalloc(1, sizeof(struct text_input));
@@ -549,16 +549,16 @@ static void handle_new_text_input(struct wl_listener *listener, void *data) {
 
 static void handle_focused_surface_destroy(struct wl_listener *listener,
 										   void *data) {
-	struct dwl_input_method_relay *relay =
+	struct mango_input_method_relay *relay =
 		wl_container_of(listener, relay, focused_surface_destroy);
 	assert(relay->focused_surface == data);
 
-	dwl_im_relay_set_focus(relay, NULL);
+	mango_im_relay_set_focus(relay, NULL);
 }
 
-struct dwl_input_method_relay *dwl_im_relay_create() {
-	struct dwl_input_method_relay *relay =
-		ecalloc(1, sizeof(struct dwl_input_method_relay));
+struct mango_input_method_relay *mango_im_relay_create() {
+	struct mango_input_method_relay *relay =
+		ecalloc(1, sizeof(struct mango_input_method_relay));
 	wl_list_init(&relay->text_inputs);
 	wl_list_init(&relay->popups);
 	relay->popup_tree = wlr_scene_tree_create(&scene->tree);
@@ -576,14 +576,14 @@ struct dwl_input_method_relay *dwl_im_relay_create() {
 	return relay;
 }
 
-void dwl_im_relay_finish(struct dwl_input_method_relay *relay) {
+void mango_im_relay_finish(struct mango_input_method_relay *relay) {
 	wl_list_remove(&relay->new_text_input.link);
 	wl_list_remove(&relay->new_input_method.link);
 	free(relay);
 }
 
-void dwl_im_relay_set_focus(struct dwl_input_method_relay *relay,
-							struct wlr_surface *surface) {
+void mango_im_relay_set_focus(struct mango_input_method_relay *relay,
+							  struct wlr_surface *surface) {
 	if (relay->focused_surface == surface) {
 		return;
 	}
diff --git a/src/mango.c b/src/mango.c
index eb4909e6..50a3fd4d 100644
--- a/src/mango.c
+++ b/src/mango.c
@@ -291,7 +291,7 @@ typedef struct {
 	InputDevice *input_dev;
 } Switch;
 
-struct dwl_animation {
+struct mango_animation {
 	bool should_animate;
 	bool running;
 	bool tagining;
@@ -307,7 +307,7 @@ struct dwl_animation {
 	int32_t action;
 };
 
-struct dwl_opacity_animation {
+struct mango_opacity_animation {
 	bool running;
 	float current_opacity;
 	float target_opacity;
@@ -423,8 +423,8 @@ struct Client {
 	float stack_proportion;
 	float old_stack_proportion;
 	bool need_output_flush;
-	struct dwl_animation animation;
-	struct dwl_opacity_animation opacity_animation;
+	struct mango_animation animation;
+	struct mango_opacity_animation opacity_animation;
 	int32_t isterm, noswallow;
 	int32_t allow_csd;
 	int32_t force_fakemaximize;
@@ -473,12 +473,6 @@ struct Client {
 	bool is_logic_hide;
 };
 
-typedef struct {
-	struct wl_list link;
-	struct wl_resource *resource;
-	Monitor *mon;
-} DwlIpcOutput;
-
 typedef struct {
 	uint32_t mod;
 	xkb_keysym_t keysym;
@@ -527,7 +521,7 @@ typedef struct {
 	struct wl_listener unmap;
 	struct wl_listener surface_commit;
 
-	struct dwl_animation animation;
+	struct mango_animation animation;
 	bool dirty;
 	int32_t noanim;
 	char *animation_type_open;
@@ -2011,7 +2005,8 @@ void apply_window_snap(Client *c) {
 
 void focuslayer(LayerSurface *l) {
 	focusclient(NULL, 0);
-	dwl_im_relay_set_focus(dwl_input_method_relay, l->layer_surface->surface);
+	mango_im_relay_set_focus(mango_input_method_relay,
+							 l->layer_surface->surface);
 	client_notify_enter(l->layer_surface->surface, wlr_seat_get_keyboard(seat));
 }
 
@@ -2642,7 +2637,7 @@ void cleanup(void) {
 
 	destroykeyboardgroup(&kb_group->destroy, NULL);
 
-	dwl_im_relay_finish(dwl_input_method_relay);
+	mango_im_relay_finish(mango_input_method_relay);
 
 	/* If it's not destroyed manually it will cause a use-after-free of
 	 * wlr_seat. Destroy it until it's fixed in the wlroots side */
@@ -3982,7 +3977,7 @@ void focusclient(Client *c, int32_t lift) {
 			selmon->sel = NULL;
 
 		// clear text input focus state
-		dwl_im_relay_set_focus(dwl_input_method_relay, NULL);
+		mango_im_relay_set_focus(mango_input_method_relay, NULL);
 		wlr_seat_keyboard_notify_clear_focus(seat);
 		check_vrr_enable(c);
 		if (active_constraint) {
@@ -3997,7 +3992,7 @@ void focusclient(Client *c, int32_t lift) {
 	// set text input focus
 	// must before client_notify_enter,
 	// otherwise the position of text_input will be wrong.
-	dwl_im_relay_set_focus(dwl_input_method_relay, client_surface(c));
+	mango_im_relay_set_focus(mango_input_method_relay, client_surface(c));
 
 	/* Have a client, so focus its top-level wlr_surface */
 	client_notify_enter(client_surface(c), wlr_seat_get_keyboard(seat));
@@ -4361,7 +4356,7 @@ void keypress(struct wl_listener *listener, void *data) {
 	if (hit_global) {
 		return;
 	}
-	if (!dwl_im_keyboard_grab_forward_key(group, event)) {
+	if (!mango_im_keyboard_grab_forward_key(group, event)) {
 		wlr_seat_set_keyboard(seat, &group->wlr_group->keyboard);
 		/* Pass unhandled keycodes along to the client. */
 		wlr_seat_keyboard_notify_key(seat, event->time_msec, event->keycode,
@@ -4374,7 +4369,7 @@ void keypressmod(struct wl_listener *listener, void *data) {
 	 * pressed. We simply communicate this to the client. */
 	KeyboardGroup *group = wl_container_of(listener, group, modifiers);
 
-	if (!dwl_im_keyboard_grab_forward_modifiers(group)) {
+	if (!mango_im_keyboard_grab_forward_modifiers(group)) {
 
 		wlr_seat_set_keyboard(seat, &group->wlr_group->keyboard);
 		/* Send modifiers to the client. */
@@ -5978,7 +5973,7 @@ void handle_print_status(struct wl_listener *listener, void *data) {
 			ipc_notify_last_surface_ws_name(m);
 		}
 
-		dwl_ext_workspace_printstatus(m);
+		mango_ext_workspace_printstatus(m);
 	}
 }
 
@@ -6327,7 +6322,7 @@ void setup(void) {
 	input_method_manager = wlr_input_method_manager_v2_create(dpy);
 	text_input_manager = wlr_text_input_manager_v3_create(dpy);
 
-	dwl_input_method_relay = dwl_im_relay_create();
+	mango_input_method_relay = mango_im_relay_create();
 
 	drm_lease_manager = wlr_drm_lease_v1_manager_create(dpy, backend);
 	if (drm_lease_manager) {