From b9a07a67b85e9192faa0e285b4419bd5ef242a03 Mon Sep 17 00:00:00 2001
From: Nicholas Noll <nbnoll@eml.cc>
Date: Tue, 28 Sep 2021 14:34:34 -0700
Subject: feat: reorganized code to be more modular

---
 sys/cmd/wm/main.c | 752 +++++-------------------------------------------------
 1 file changed, 57 insertions(+), 695 deletions(-)

(limited to 'sys/cmd/wm/main.c')

diff --git a/sys/cmd/wm/main.c b/sys/cmd/wm/main.c
index 6f0e5ab..dac0aa3 100644
--- a/sys/cmd/wm/main.c
+++ b/sys/cmd/wm/main.c
@@ -1,676 +1,85 @@
 #include "wm.h"
 
-// -----------------------------------------------------------------------
-// types
-
-enum
-{
-    CursorPassthrough,
-    CursorMove,
-    CursorResize,
-};
-
-typedef struct Keyboard Keyboard;
-typedef struct View     View;
-typedef struct Monitor  Monitor;
-typedef struct Server   Server;
-typedef struct Payload  Payload;
-
-struct Keyboard
-{
-    struct wl_list link;
-    struct wlr_input_device *device;
-    struct {
-        struct wl_listener press;
-        struct wl_listener modify;
-    } event;
-};
-
-struct View
-{
-    struct wl_list link;
-    struct wlr_xdg_surface *xdg;
-    struct {
-        struct wl_listener map;
-        struct wl_listener unmap;
-        struct wl_listener destroy;
-        struct wl_listener request_move;
-        struct wl_listener request_resize;
-    } event;
-    int x, y, mapped;
-};
-
-struct Monitor
-{
-    struct wl_list link;
-    struct wlr_output *output;
-    struct {
-        struct wl_listener render;
-    } event;
-};
-
-struct Payload
-{
-    View *view;
-    struct wlr_output   *output;
-    struct wlr_renderer *renderer;
-    struct timespec *when;
+Server server = {
+   .event = {
+       .make_input            = { .notify = make_input },
+       .make_output           = { .notify = make_output },
+       .make_xdg_surface      = { .notify = make_xdg_surface },
+
+       .cursor_move           = { .notify = cursor_move },
+       .cursor_move_abs       = { .notify = cursor_move_abs },
+       .cursor_button         = { .notify = cursor_button },
+       .cursor_axis           = { .notify = cursor_axis },
+       .cursor_frame          = { .notify = cursor_frame },
+
+       .request_cursor        = { .notify = request_cursor },
+       .request_set_selection = { .notify = request_set_selection },
+   },
 };
 
-struct Server
-{
-    struct wl_display   *display;
-    struct wlr_backend  *backend;
-    struct wlr_renderer *renderer;
-
-    struct {
-        struct wlr_xdg_shell *xdg;
-        struct wl_list list;
-    } shell;
-
-    struct {
-        View *view;
-        double x, y;
-        struct wlr_box box;
-    } grab;
-    uint32 resize;
-
-    struct {
-        struct wlr_output_layout *layout;
-        struct wl_list            list;
-    } output;
-
-    struct {
-        struct wlr_cursor          *dot;
-        struct wlr_xcursor_manager *manager;
-        int                         mode;
-    } cursor;
-
-    struct {
-        struct wlr_seat *seat;
-        struct wl_list   keyboards;
-    } input;
-
-    struct {
-        struct wl_listener new_output;
-        struct wl_listener new_input;
-        struct wl_listener cursor_move;
-        struct wl_listener cursor_move_abs;
-        struct wl_listener cursor_button;
-        struct wl_listener cursor_axis;
-        struct wl_listener cursor_frame;
-        struct wl_listener request_cursor;
-        struct wl_listener request_set_selection;
-        struct wl_listener new_surface;
-    } event;
-};
-static struct Server server;
-
-static
-void
-focus(View *view, struct wlr_surface *new)
-{
-    struct wlr_seat        *seat;
-    struct wlr_surface     *old;
-    struct wlr_xdg_surface *xdg;
-    struct wlr_keyboard    *keyboard;
-
-    if(!view)
-        return;
-
-    seat = server.input.seat;
-    old  = seat->keyboard_state.focused_surface;
-    if(old == new)
-        return;
-
-    if(old) {
-        xdg = wlr_xdg_surface_from_wlr_surface(seat->keyboard_state.focused_surface);
-        wlr_xdg_toplevel_set_activated(xdg, false);
-    }
-
-    keyboard = wlr_seat_get_keyboard(seat);
-
-    wl_list_remove(&view->link);
-    wl_list_insert(&server.shell.list, &view->link);
-
-    wlr_xdg_toplevel_set_activated(view->xdg, true);
-    wlr_seat_keyboard_notify_enter(seat, view->xdg->surface,
-        keyboard->keycodes, keyboard->num_keycodes, &keyboard->modifiers);
-}
-
-static
-int
-viewhas(View *view, double lx, double ly, struct wlr_surface **surface, double *sx, double *sy)
-{
-    double x, y, vsx = lx - view->x, vsy = ly - view->y;
-    struct wlr_surface *find = nil;
-
-    find = wlr_xdg_surface_surface_at(view->xdg, vsx, vsy, &x, &y);
-    if(find) {
-        *sx = x;
-        *sy = y;
-        *surface = find;
-        return true;
-    }
-
-    return false;
-}
-
-static
-View*
-viewat(double lx, double ly, struct wlr_surface **surface, double *sx, double *sy)
-{
-    View *it;
-    wl_list_for_each(it, &server.shell.list, link) {
-        if(viewhas(it, lx, ly, surface, sx, sy))
-            return it;
-    }
-
-    return nil;
-}
-
 // -----------------------------------------------------------------------
-// callbacks
-
-static
-void
-keymodifier(struct wl_listener *l, void *data)
-{
-    Keyboard *keyboard = wl_container_of(l, keyboard, event.modify);
-
-    wlr_seat_set_keyboard(server.input.seat, keyboard->device);
-    wlr_seat_keyboard_notify_modifiers(server.input.seat, &keyboard->device->keyboard->modifiers);
-}
-
-static
-int
-keybinding(xkb_keysym_t sym)
-{
-    View *current, *next;
-
-    switch(sym) {
-    case XKB_KEY_Escape:
-        wl_display_terminate(server.display);
-        break;
-    case XKB_KEY_F1:
-        /* cycle to the next view */
-        if(wl_list_length(&server.shell.list) < 2) break;
-
-        current = wl_container_of(server.shell.list.next, current, link);
-        next    = wl_container_of(current->link.next, next, link);
-
-        focus(next, next->xdg->surface);
-
-        /* move previous view to the end of the list */
-        wl_list_remove(&current->link);
-        wl_list_insert(server.shell.list.prev, &current->link);
-        break;
-    default:
-        return false;
-    }
-    return true;
-}
-
-static
-void
-keypress(struct wl_listener *l, void *data)
-{
-    int    i,h,n;
-    uint32 keycode, modifier;
-    const  xkb_keysym_t *syms;
-    struct Keyboard *keyboard = wl_container_of(l, keyboard, event.press);
-    struct wlr_event_keyboard_key *event = data;
-    struct wlr_seat *seat = server.input.seat;
-
-    keycode = event->keycode + 8;
-
-    h = 0;
-    n = xkb_state_key_get_syms(keyboard->device->keyboard->xkb_state, keycode, &syms);
-
-    modifier = wlr_keyboard_get_modifiers(keyboard->device->keyboard);
-    if((modifier & WLR_MODIFIER_ALT) && event->state == WL_KEYBOARD_KEY_STATE_PRESSED) {
-        for(i=0; i<n; i++)
-            h=keybinding(syms[i]);
-    }
-
-    if(!h) {
-        wlr_seat_set_keyboard(seat, keyboard->device);
-        wlr_seat_keyboard_notify_key(seat, event->time_msec,
-            event->keycode, event->state);
-    }
-}
-
-static
-void
-new_keyboard(struct wlr_input_device *device)
-{
-    Keyboard *keyboard;
-    struct xkb_context *context;
-    struct xkb_keymap  *keymap;
-
-    context = xkb_context_new(XKB_CONTEXT_NO_FLAGS);
-    keymap  = xkb_keymap_new_from_names(context, nil, XKB_KEYMAP_COMPILE_NO_FLAGS);
-
-    wlr_keyboard_set_keymap(device->keyboard, keymap);
-    wlr_keyboard_set_keymap(device->keyboard, keymap);
-
-    xkb_keymap_unref(keymap);
-    xkb_context_unref(context);
-
-    wlr_keyboard_set_repeat_info(device->keyboard, 25, 600);
+// helper functions
 
-    keyboard = calloc(1, sizeof(*keyboard));
-    keyboard->device = device;
-
-    keyboard->event.modify.notify = keymodifier;
-    wl_signal_add(&device->keyboard->events.modifiers, &keyboard->event.modify);
-    keyboard->event.press.notify = keypress;
-    wl_signal_add(&device->keyboard->events.key, &keyboard->event.press);
-
-    wlr_seat_set_keyboard(server.input.seat, device);
-    wl_list_insert(&server.input.keyboards, &keyboard->link);
-}
-
-static
-void
-new_pointer(struct wlr_input_device *device)
-{
-    wlr_cursor_attach_input_device(server.cursor.dot, device);
-}
-
-static
+static inline
 void
-new_input(struct wl_listener *l, void *data)
+init_compositor(void)
 {
-    uint32 capability;
-    struct wlr_input_device *device = data;
-
-    switch(device->type) {
-    case WLR_INPUT_DEVICE_KEYBOARD:
-        new_keyboard(device);
-        break;
-    case WLR_INPUT_DEVICE_POINTER:
-        new_pointer(device);
-        /* fallthrough */
-    default:
-        break;
-    }
-
-    capability = WL_SEAT_CAPABILITY_POINTER;
-    if(!wl_list_empty(&server.input.keyboards))
-        capability |= WL_SEAT_CAPABILITY_KEYBOARD;
-    wlr_seat_set_capabilities(server.input.seat, capability);
-}
-
-static
-void
-process_cursor_move(uint32 time) {
-    server.grab.x = server.cursor.dot->x - server.grab.x;
-    server.grab.y = server.cursor.dot->y - server.grab.y;
-}
-
-static
-void 
-process_cursor_resize(uint32 time)
-{
-    struct wlr_box box;
-    View *view     = server.grab.view;
-    double bx      = server.cursor.dot->x - server.grab.x;
-    double by      = server.cursor.dot->y - server.grab.y;
-    int new_left   = server.grab.box.x;
-    int new_right  = server.grab.box.x + server.grab.box.width;
-    int new_top    = server.grab.box.y;
-    int new_bottom = server.grab.box.y + server.grab.box.height;
-    int new_width, new_height;
-
-    if(server.resize & WLR_EDGE_TOP) {
-        new_top = by;
-        if (new_top >= new_bottom)
-            new_top = new_bottom - 1;
-    }else if (server.resize & WLR_EDGE_BOTTOM) {
-        new_bottom = by;
-        if (new_bottom <= new_top)
-            new_bottom = new_top + 1;
-    }
-
-    if(server.resize & WLR_EDGE_LEFT) {
-        new_left = bx;
-        if (new_left >= new_right)
-            new_left = new_right - 1;
-    } else if(server.resize & WLR_EDGE_RIGHT) {
-        new_right = bx;
-        if (new_right <= new_left)
-            new_right = new_left + 1;
-    }
-
-    wlr_xdg_surface_get_geometry(view->xdg, &box);
-    view->x = new_left - box.x;
-    view->y = new_top  - box.y;
-
-    new_width  = new_right  - new_left;
-    new_height = new_bottom - new_top;
-    wlr_xdg_toplevel_set_size(view->xdg, new_width, new_height);
-}
-
-static
-void
-process_cursor_motion(uint32 time)
-{
-    double sx, sy;
-    View   *view;
-    struct wlr_seat *seat;
-    struct wlr_surface *surface;
-
-    if(server.cursor.mode == CursorMove)
-        return process_cursor_move(time);
-    else if(server.cursor.mode == CursorResize)
-        return process_cursor_resize(time);
-
-    /* Otherwise, find the view under the pointer and send the event along. */
-    seat = server.input.seat;
-    surface = nil;
-    view = viewat(server.cursor.dot->x, server.cursor.dot->y, &surface, &sx, &sy);
-    if(!view)
-        wlr_xcursor_manager_set_cursor_image(server.cursor.manager, "left_ptr", server.cursor.dot);
-
-    if(surface) {
-        wlr_seat_pointer_notify_enter(seat, surface, sx, sy);
-        wlr_seat_pointer_notify_motion(seat, time, sx, sy);
-    } else {
-        wlr_seat_pointer_clear_focus(seat);
-    }
-}
-
-static
-void
-cursor_move(struct wl_listener *l, void *data)
-{
-    struct wlr_event_pointer_motion *event = data;
-    wlr_cursor_move(server.cursor.dot, event->device, event->delta_x, event->delta_y);
-    process_cursor_motion(event->time_msec);
-}
-
-static
-void
-cursor_move_abs(struct wl_listener *l, void *data)
-{
-    struct wlr_event_pointer_motion_absolute *event = data;
-    wlr_cursor_warp_absolute(server.cursor.dot, event->device, event->x, event->y);
-    process_cursor_motion(event->time_msec);
-}
-
-static
-void
-cursor_button(struct wl_listener *l, void *data)
-{
-    View  *view;
-    double sx, sy;
-    struct wlr_surface *surface;
-    struct wlr_event_pointer_button *event = data;
-
-    wlr_seat_pointer_notify_button(server.input.seat,
-            event->time_msec, event->button, event->state);
-
-    view = viewat(server.cursor.dot->x, server.cursor.dot->y, &surface, &sx, &sy);
-    if (event->state == WLR_BUTTON_RELEASED)
-        server.cursor.mode = CursorPassthrough;
-    else
-        focus(view, surface);
-}
-
-static
-void
-cursor_axis(struct wl_listener *l, void *data)
-{
-    struct wlr_event_pointer_axis *event = data;
-    /* Notify the client with pointer focus of the axis event. */
-    wlr_seat_pointer_notify_axis(server.input.seat,
-            event->time_msec, event->orientation, event->delta,
-            event->delta_discrete, event->source);
-}
-
-static
-void
-cursor_frame(struct wl_listener *l, void *data)
-{
-    wlr_seat_pointer_notify_frame(server.input.seat);
-}
-
-static
-void
-request_cursor(struct wl_listener *l, void *data)
-{
-    struct wlr_seat_pointer_request_set_cursor_event *event = data;
-    struct wlr_seat_client *focused_client = server.input.seat->pointer_state.focused_client;
-    if(focused_client == event->seat_client)
-        wlr_cursor_set_surface(server.cursor.dot, event->surface, event->hotspot_x, event->hotspot_y);
-}
-
-static
-void
-request_set_selection(struct wl_listener *l, void *data)
-{
-    struct wlr_seat_request_set_selection_event *event = data;
-    wlr_seat_set_selection(server.input.seat, event->source, event->serial);
-}
-
-static
-void
-surface_map(struct wl_listener *l, void *data)
-{
-    View *view = wl_container_of(l, view, event.map);
-    view->mapped = true;
-
-    focus(view, view->xdg->surface);
-}
-
-static
-void
-surface_unmap(struct wl_listener *l, void *data)
-{
-    View *view = wl_container_of(l, view, event.unmap);
-    view->mapped = false;
-}
-
-static
-void
-surface_destroy(struct wl_listener *l, void *data)
-{
-    View *view = wl_container_of(l, view, event.destroy);
-    wl_list_remove(&view->link);
-    free(view);
-}
-
-static
-void
-interactive(View *view, int mode, uint32 edges) {
-    double bx, by;
-    struct wlr_box box;
-    struct wlr_surface *focused = server.input.seat->pointer_state.focused_surface;
-
-    if(view->xdg->surface != focused)
-        return;
-
-    server.grab.view   = view;
-    server.cursor.mode = mode;
-
-    if(mode == CursorMove) {
-        server.grab.x = server.cursor.dot->x - view->x;
-        server.grab.y = server.cursor.dot->y - view->y;
-    } else {
-        wlr_xdg_surface_get_geometry(view->xdg, &box);
-
-        bx = (view->x + box.x) + ((edges & WLR_EDGE_RIGHT)  ? box.width  : 0);
-        by = (view->y + box.y) + ((edges & WLR_EDGE_BOTTOM) ? box.height : 0);
-
-        server.grab.x = server.cursor.dot->x - bx;
-        server.grab.y = server.cursor.dot->y - by;
-
-        server.grab.box = box;
-        server.grab.box.x += view->x;
-        server.grab.box.y += view->y;
-
-        server.resize = edges;
-    }
-}
-
-static
-void
-toplevel_request_move(struct wl_listener *l, void *data)
-{
-    View *view = wl_container_of(l, view, event.request_move);
-    interactive(view, CursorMove, 0);
-}
-
-static
-void
-toplevel_request_resize(struct wl_listener *l, void *data)
-{
-    struct wlr_xdg_toplevel_resize_event *event = data;
-    View *view = wl_container_of(l, view, event.request_resize);
-    interactive(view, CursorResize, event->edges);
-}
-
-static
-void
-new_surface(struct wl_listener *l, void *data)
-{
-    View *view;
-    struct wlr_xdg_toplevel *toplevel;
-    struct wlr_xdg_surface  *xdg = data;
-
-    if(xdg->role != WLR_XDG_SURFACE_ROLE_TOPLEVEL)
-        return;
+    server.display  = wl_display_create();
+    server.backend  = wlr_backend_autocreate(server.display);
+    server.renderer = wlr_backend_get_renderer(server.backend);
 
-    view = calloc(1, sizeof(*view));
-    view->xdg = xdg;
+    wlr_renderer_init_wl_display(server.renderer, server.display);
 
-    view->event.map.notify = surface_map;
-    wl_signal_add(&xdg->events.map, &view->event.map);
-    view->event.unmap.notify = surface_unmap;
-    wl_signal_add(&xdg->events.unmap, &view->event.unmap);
-    view->event.destroy.notify = surface_destroy;
-    wl_signal_add(&xdg->events.destroy, &view->event.destroy);
+    wlr_compositor_create(server.display, server.renderer);
+    wlr_data_device_manager_create(server.display);
 
-    /* cotd */
-    toplevel = xdg->toplevel;
-    view->event.request_move.notify = toplevel_request_move;
-    wl_signal_add(&toplevel->events.request_move, &view->event.request_move);
-    view->event.request_resize.notify = toplevel_request_resize;
-    wl_signal_add(&toplevel->events.request_resize, &view->event.request_resize);
+    server.output.layout = wlr_output_layout_create();
 
-    /* Add it to the list of views. */
-    wl_list_insert(&server.shell.list, &view->link);
+    wl_list_init(&server.output.list);
+    wl_signal_add(&server.backend->events.new_output, &server.event.make_output);
 }
 
-static
+static inline
 void
-draw(struct wlr_surface *surface, int sx, int sy, void *data)
+init_desktop(void)
 {
-    float matrix[9];
-    double ox, oy;
-    View    *view;
-    Payload *payload;
-    struct wlr_box box;
-    struct wlr_output *output;
-    struct wlr_texture *texture;
-    enum wl_output_transform transform;
-
-    payload = data;
-    view    = payload->view;
-    output  = payload->output;
-
-    texture = wlr_surface_get_texture(surface);
-    if(!texture)
-        return;
-
-    ox = 0, oy = 0;
-    wlr_output_layout_output_coords(server.output.layout, output, &ox, &oy);
-    ox += view->x + sx, oy += view->y + sy;
-
-    box = (struct wlr_box){
-        .x = ox * output->scale,
-        .y = oy * output->scale,
-        .width = surface->current.width * output->scale,
-        .height = surface->current.height * output->scale,
-    };
+    wl_list_init(&server.clients);
 
-    transform = wlr_output_transform_invert(surface->current.transform);
-    wlr_matrix_project_box(matrix, &box, transform, 0, output->transform_matrix);
-
-    wlr_render_texture_with_matrix(payload->renderer, texture, matrix, 1);
-    wlr_surface_send_frame_done(surface, payload->when);
+    server.shell.xdg = wlr_xdg_shell_create(server.display);
+    wl_signal_add(&server.shell.xdg->events.new_surface, &server.event.make_xdg_surface);
 }
 
-static
+static inline
 void
-render(struct wl_listener *l, void *data)
+init_inputs(void)
 {
-    int width, height;
-    struct timespec now;
-    View *view;
-    Monitor *monitor;
-    struct wlr_renderer *renderer;
-    float color[4] = {0.3, 0.3, 0.3, 1.0};
-
-    monitor  = wl_container_of(l, monitor, event.render);
-    renderer = server.renderer;
-    clock_gettime(CLOCK_MONOTONIC, &now);
-
-    if(!wlr_output_attach_render(monitor->output, nil))
-        return;
-
-    wlr_output_effective_resolution(monitor->output, &width, &height);
-
-    /* start of rendering kernel */
-    wlr_renderer_begin(renderer, width, height);
-    wlr_renderer_clear(renderer, color);
+    server.cursor.dot = wlr_cursor_create();
+    wlr_cursor_attach_output_layout(server.cursor.dot, server.output.layout);
 
-    wl_list_for_each_reverse(view, &server.shell.list, link) {
-        if(!view->mapped)
-            continue;
+    server.cursor.manager = wlr_xcursor_manager_create(nil, 24);
+    wlr_xcursor_manager_load(server.cursor.manager, 1);
 
-        Payload payload = {
-            .output   = monitor->output,
-            .view     = view,
-            .renderer = renderer,
-            .when     = &now,
-        };
+    wl_signal_add(&server.cursor.dot->events.motion, &server.event.cursor_move);
+    wl_signal_add(&server.cursor.dot->events.motion_absolute, &server.event.cursor_move_abs);
+    wl_signal_add(&server.cursor.dot->events.button, &server.event.cursor_button);
+    wl_signal_add(&server.cursor.dot->events.axis, &server.event.cursor_axis);
+    wl_signal_add(&server.cursor.dot->events.frame, &server.event.cursor_frame);
 
-        wlr_xdg_surface_for_each_surface(view->xdg, draw, &payload);
-    }
+    wl_list_init(&server.input.keyboards);
+    wl_signal_add(&server.backend->events.new_input, &server.event.make_input);
 
-    wlr_output_render_software_cursors(monitor->output, nil);
+    server.input.seat = wlr_seat_create(server.display, "seat0");
 
-    wlr_renderer_end(renderer);
-    wlr_output_commit(monitor->output);
+    wl_signal_add(&server.input.seat->events.request_set_cursor, &server.event.request_cursor);
+    wl_signal_add(&server.input.seat->events.request_set_selection, &server.event.request_set_selection);
 }
 
-static
+static inline
 void
-new_output(struct wl_listener *l, void *data)
+cleanup(void)
 {
-    struct wlr_output_mode *mode;
-    struct Monitor         *monitor;
-    struct wlr_output      *output = data;
-
-    if (!wl_list_empty(&output->modes)) {
-        mode = wlr_output_preferred_mode(output);
-        wlr_output_set_mode(output, mode);
-        wlr_output_enable(output, true);
-        if (!wlr_output_commit(output)) {
-            return;
-        }
-    }
-
-    monitor = calloc(1, sizeof(*monitor));
-    monitor->output = output;
-
-    monitor->event.render.notify = render;
-    wl_signal_add(&output->events.frame, &monitor->event.render);
-    wl_list_insert(&server.output.list, &monitor->link);
-
-    wlr_output_layout_add_auto(server.output.layout, output);
+    wl_display_destroy_clients(server.display);
+    wl_display_destroy(server.display);
 }
 
 // -----------------------------------------------------------------------
@@ -683,53 +92,9 @@ main(int argc, char *argv[])
 
     wlr_log_init(WLR_DEBUG, nil);
 
-    server.display  = wl_display_create();
-    server.backend  = wlr_backend_autocreate(server.display);
-    server.renderer = wlr_backend_get_renderer(server.backend);
-
-    wlr_renderer_init_wl_display(server.renderer, server.display);
-
-    wlr_compositor_create(server.display, server.renderer);
-    wlr_data_device_manager_create(server.display);
-
-    server.output.layout = wlr_output_layout_create();
-
-    wl_list_init(&server.output.list);
-    server.event.new_output.notify = new_output;
-    wl_signal_add(&server.backend->events.new_output, &server.event.new_output);
-
-    wl_list_init(&server.shell.list);
-    server.shell.xdg = wlr_xdg_shell_create(server.display);
-    server.event.new_surface.notify = new_surface;
-    wl_signal_add(&server.shell.xdg->events.new_surface, &server.event.new_surface);
-
-    server.cursor.dot = wlr_cursor_create();
-    wlr_cursor_attach_output_layout(server.cursor.dot, server.output.layout);
-
-    server.cursor.manager = wlr_xcursor_manager_create(nil, 24);
-    wlr_xcursor_manager_load(server.cursor.manager, 1);
-
-    server.event.cursor_move.notify = cursor_move;
-    wl_signal_add(&server.cursor.dot->events.motion, &server.event.cursor_move);
-    server.event.cursor_move_abs.notify = cursor_move_abs;
-    wl_signal_add(&server.cursor.dot->events.motion_absolute, &server.event.cursor_move_abs);
-    server.event.cursor_button.notify = cursor_button;
-    wl_signal_add(&server.cursor.dot->events.button, &server.event.cursor_button);
-    server.event.cursor_axis.notify = cursor_axis;
-    wl_signal_add(&server.cursor.dot->events.axis, &server.event.cursor_axis);
-    server.event.cursor_frame.notify = cursor_frame;
-    wl_signal_add(&server.cursor.dot->events.frame, &server.event.cursor_frame);
-
-    wl_list_init(&server.input.keyboards);
-    server.event.new_input.notify = new_input;
-    wl_signal_add(&server.backend->events.new_input, &server.event.new_input);
-
-    server.input.seat = wlr_seat_create(server.display, "seat0");
-
-    server.event.request_cursor.notify = request_cursor;
-    wl_signal_add(&server.input.seat->events.request_set_cursor, &server.event.request_cursor);
-    server.event.request_set_selection.notify = request_set_selection;
-    wl_signal_add(&server.input.seat->events.request_set_selection, &server.event.request_set_selection);
+    init_compositor();
+    init_desktop();
+    init_inputs();
 
     if(!(socket=(char*)wl_display_add_socket_auto(server.display))) {
         wlr_backend_destroy(server.backend);
@@ -745,11 +110,8 @@ main(int argc, char *argv[])
     setenv("WAYLAND_DISPLAY", socket, true);
     wlr_log(WLR_INFO, "Running Wayland compositor on WAYLAND_DISPLAY=%s", socket);
 
-    /* start loop */
-    wl_display_run(server.display);
-    /* end loop */
+    wl_display_run(server.display); /* event loop */
 
-    wl_display_destroy_clients(server.display);
-    wl_display_destroy(server.display);
+    cleanup();
     return 0;
 }
-- 
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