dwl/dwl.c

3229 lines
103 KiB
C

/*
* See LICENSE file for copyright and license details.
*/
#include <getopt.h>
#include <libinput.h>
#include <linux/input-event-codes.h>
#include <signal.h>
#include <stdio.h>
#include <stdlib.h>
#include <sys/wait.h>
#include <time.h>
#include <unistd.h>
#include <wayland-server-core.h>
#include <wlr/backend.h>
#include <wlr/backend/libinput.h>
#include <wlr/render/allocator.h>
#include <wlr/render/wlr_renderer.h>
#include <wlr/types/wlr_compositor.h>
#include <wlr/types/wlr_cursor.h>
#include <wlr/types/wlr_cursor_shape_v1.h>
#include <wlr/types/wlr_data_control_v1.h>
#include <wlr/types/wlr_data_device.h>
#include <wlr/types/wlr_drm.h>
#include <wlr/types/wlr_export_dmabuf_v1.h>
#include <wlr/types/wlr_fractional_scale_v1.h>
#include <wlr/types/wlr_gamma_control_v1.h>
#include <wlr/types/wlr_idle_inhibit_v1.h>
#include <wlr/types/wlr_idle_notify_v1.h>
#include <wlr/types/wlr_input_device.h>
#include <wlr/types/wlr_keyboard.h>
#include <wlr/types/wlr_keyboard_group.h>
#include <wlr/types/wlr_layer_shell_v1.h>
#include <wlr/types/wlr_linux_dmabuf_v1.h>
#include <wlr/types/wlr_output.h>
#include <wlr/types/wlr_output_layout.h>
#include <wlr/types/wlr_output_management_v1.h>
#include <wlr/types/wlr_pointer.h>
#include <wlr/types/wlr_presentation_time.h>
#include <wlr/types/wlr_primary_selection.h>
#include <wlr/types/wlr_primary_selection_v1.h>
#include <wlr/types/wlr_scene.h>
#include <wlr/types/wlr_screencopy_v1.h>
#include <wlr/types/wlr_seat.h>
#include <wlr/types/wlr_server_decoration.h>
#include <wlr/types/wlr_session_lock_v1.h>
#include <wlr/types/wlr_single_pixel_buffer_v1.h>
#include <wlr/types/wlr_subcompositor.h>
#include <wlr/types/wlr_viewporter.h>
#include <wlr/types/wlr_virtual_keyboard_v1.h>
#include <wlr/types/wlr_virtual_pointer_v1.h>
#include <wlr/types/wlr_xcursor_manager.h>
#include <wlr/types/wlr_xdg_activation_v1.h>
#include <wlr/types/wlr_xdg_decoration_v1.h>
#include <wlr/types/wlr_xdg_output_v1.h>
#include <wlr/types/wlr_xdg_shell.h>
#include <wlr/util/log.h>
#include <xkbcommon/xkbcommon.h>
#ifdef XWAYLAND
#include <wlr/xwayland.h>
#include <xcb/xcb.h>
#include <xcb/xcb_icccm.h>
#endif
#include "dwl-ipc-unstable-v2-protocol.h"
#include "util.h"
/* macros */
#define MAX(A, B) ((A) > (B) ? (A) : (B))
#define MIN(A, B) ((A) < (B) ? (A) : (B))
#define ROUND(X) ((int)((X < 0) ? (X - 0.5) : (X + 0.5)))
#define CLEANMASK(mask) (mask & ~WLR_MODIFIER_CAPS)
#define VISIBLEON(C, M) ((M) && (C)->mon == (M) && ((C)->tags & (M)->tagset[(M)->seltags]))
#define LENGTH(X) (sizeof X / sizeof X[0])
#define END(A) ((A) + LENGTH(A))
#define TAGMASK ((1u << TAGCOUNT) - 1)
#define LISTEN(E, L, H) wl_signal_add((E), ((L)->notify = (H), (L)))
#define LISTEN_STATIC(E, H) do { static struct wl_listener _l = {.notify = (H)}; wl_signal_add((E), &_l); } while (0)
/* enums */
enum { CurNormal, CurPressed, CurMove, CurResize }; /* cursor */
enum { XDGShell, LayerShell, X11 }; /* client types */
enum { LyrBg, LyrBottom, LyrTile, LyrFloat, LyrFS, LyrTop, LyrOverlay, LyrBlock, NUM_LAYERS }; /* scene layers */
#ifdef XWAYLAND
enum { NetWMWindowTypeDialog, NetWMWindowTypeSplash, NetWMWindowTypeToolbar,
NetWMWindowTypeUtility, NetLast }; /* EWMH atoms */
#endif
typedef union {
int i;
uint32_t ui;
float f;
const void *v;
} Arg;
typedef struct {
unsigned int mod;
unsigned int button;
void (*func)(const Arg *);
const Arg arg;
} Button;
typedef struct Monitor Monitor;
typedef struct {
/* Must keep these three elements in this order */
unsigned int type; /* XDGShell or X11* */
struct wlr_box geom; /* layout-relative, includes border */
Monitor *mon;
struct wlr_scene_tree *scene;
struct wlr_scene_rect *border[4]; /* top, bottom, left, right */
struct wlr_scene_tree *scene_surface;
struct wl_list link;
struct wl_list flink;
union {
struct wlr_xdg_surface *xdg;
struct wlr_xwayland_surface *xwayland;
} surface;
struct wlr_xdg_toplevel_decoration_v1 *decoration;
struct wl_listener commit;
struct wl_listener map;
struct wl_listener maximize;
struct wl_listener unmap;
struct wl_listener destroy;
struct wl_listener set_title;
struct wl_listener fullscreen;
struct wl_listener set_decoration_mode;
struct wl_listener destroy_decoration;
struct wlr_box prev; /* layout-relative, includes border */
struct wlr_box bounds;
#ifdef XWAYLAND
struct wl_listener activate;
struct wl_listener associate;
struct wl_listener dissociate;
struct wl_listener configure;
struct wl_listener set_hints;
#endif
unsigned int bw;
uint32_t tags;
int isfloating, isurgent, isfullscreen;
uint32_t resize; /* configure serial of a pending resize */
} Client;
typedef struct {
struct wl_list link;
struct wl_resource *resource;
Monitor *mon;
} DwlIpcOutput;
typedef struct {
uint32_t mod;
xkb_keysym_t keysym;
void (*func)(const Arg *);
const Arg arg;
} Key;
typedef struct {
struct wl_list link;
struct wlr_keyboard_group *wlr_group;
int nsyms;
const xkb_keysym_t *keysyms; /* invalid if nsyms == 0 */
uint32_t mods; /* invalid if nsyms == 0 */
struct wl_event_source *key_repeat_source;
struct wl_listener modifiers;
struct wl_listener key;
} KeyboardGroup;
typedef struct {
/* Must keep these three elements in this order */
unsigned int type; /* LayerShell */
struct wlr_box geom;
Monitor *mon;
struct wlr_scene_tree *scene;
struct wlr_scene_tree *popups;
struct wlr_scene_layer_surface_v1 *scene_layer;
struct wl_list link;
int mapped;
struct wlr_layer_surface_v1 *layer_surface;
struct wl_listener destroy;
struct wl_listener map;
struct wl_listener unmap;
struct wl_listener surface_commit;
} LayerSurface;
typedef struct {
const char *symbol;
void (*arrange)(Monitor *);
} Layout;
struct Monitor {
struct wl_list link;
struct wl_list dwl_ipc_outputs;
struct wlr_output *wlr_output;
struct wlr_scene_output *scene_output;
struct wlr_scene_rect *fullscreen_bg; /* See createmon() for info */
struct wl_listener frame;
struct wl_listener destroy;
struct wl_listener request_state;
struct wl_listener destroy_lock_surface;
struct wlr_session_lock_surface_v1 *lock_surface;
struct wlr_box m; /* monitor area, layout-relative */
struct wlr_box w; /* window area, layout-relative */
struct wl_list layers[4]; /* LayerSurface.link */
const Layout *lt[2];
unsigned int seltags;
unsigned int sellt;
uint32_t tagset[2];
float mfact;
int gamma_lut_changed;
int nmaster;
char ltsymbol[16];
};
typedef struct {
const char *name;
float mfact;
int nmaster;
float scale;
const Layout *lt;
enum wl_output_transform rr;
int x, y;
} MonitorRule;
typedef struct {
const char *id;
const char *title;
uint32_t tags;
int isfloating;
int monitor;
} Rule;
typedef struct {
struct wlr_scene_tree *scene;
struct wlr_session_lock_v1 *lock;
struct wl_listener new_surface;
struct wl_listener unlock;
struct wl_listener destroy;
} SessionLock;
/* function declarations */
static void applybounds(Client *c, struct wlr_box *bbox);
static void applyrules(Client *c);
static void arrange(Monitor *m);
static void arrangelayer(Monitor *m, struct wl_list *list,
struct wlr_box *usable_area, int exclusive);
static void arrangelayers(Monitor *m);
static void axisnotify(struct wl_listener *listener, void *data);
static void buttonpress(struct wl_listener *listener, void *data);
static void chvt(const Arg *arg);
static void checkidleinhibitor(struct wlr_surface *exclude);
static void cleanup(void);
static void cleanupmon(struct wl_listener *listener, void *data);
static void closemon(Monitor *m);
static void commitlayersurfacenotify(struct wl_listener *listener, void *data);
static void commitnotify(struct wl_listener *listener, void *data);
static void createdecoration(struct wl_listener *listener, void *data);
static void createidleinhibitor(struct wl_listener *listener, void *data);
static void createkeyboard(struct wlr_keyboard *keyboard);
static void createlayersurface(struct wl_listener *listener, void *data);
static void createlocksurface(struct wl_listener *listener, void *data);
static void createmon(struct wl_listener *listener, void *data);
static void createnotify(struct wl_listener *listener, void *data);
static void createpointer(struct wlr_pointer *pointer);
static void cursorframe(struct wl_listener *listener, void *data);
static void destroydecoration(struct wl_listener *listener, void *data);
static void destroydragicon(struct wl_listener *listener, void *data);
static void destroyidleinhibitor(struct wl_listener *listener, void *data);
static void destroylayersurfacenotify(struct wl_listener *listener, void *data);
static void destroylock(SessionLock *lock, int unlocked);
static void destroylocksurface(struct wl_listener *listener, void *data);
static void destroynotify(struct wl_listener *listener, void *data);
static void destroysessionlock(struct wl_listener *listener, void *data);
static void destroysessionmgr(struct wl_listener *listener, void *data);
static Monitor *dirtomon(enum wlr_direction dir);
static void dwl_ipc_manager_bind(struct wl_client *client, void *data, uint32_t version, uint32_t id);
static void dwl_ipc_manager_destroy(struct wl_resource *resource);
static void dwl_ipc_manager_get_output(struct wl_client *client, struct wl_resource *resource, uint32_t id, struct wl_resource *output);
static void dwl_ipc_manager_release(struct wl_client *client, struct wl_resource *resource);
static void dwl_ipc_output_destroy(struct wl_resource *resource);
static void dwl_ipc_output_printstatus(Monitor *monitor);
static void dwl_ipc_output_printstatus_to(DwlIpcOutput *ipc_output);
static void dwl_ipc_output_set_client_tags(struct wl_client *client, struct wl_resource *resource, uint32_t and_tags, uint32_t xor_tags);
static void dwl_ipc_output_set_layout(struct wl_client *client, struct wl_resource *resource, uint32_t index);
static void dwl_ipc_output_set_tags(struct wl_client *client, struct wl_resource *resource, uint32_t tagmask, uint32_t toggle_tagset);
static void dwl_ipc_output_release(struct wl_client *client, struct wl_resource *resource);
static void focusclient(Client *c, int lift);
static void focusmon(const Arg *arg);
static void focusstack(const Arg *arg);
static Client *focustop(Monitor *m);
static void fullscreennotify(struct wl_listener *listener, void *data);
static void handlesig(int signo);
static void incnmaster(const Arg *arg);
static void inputdevice(struct wl_listener *listener, void *data);
static int keybinding(uint32_t mods, xkb_keysym_t sym);
static void keypress(struct wl_listener *listener, void *data);
static void keypressmod(struct wl_listener *listener, void *data);
static int keyrepeat(void *data);
static void killclient(const Arg *arg);
static void locksession(struct wl_listener *listener, void *data);
static void maplayersurfacenotify(struct wl_listener *listener, void *data);
static void mapnotify(struct wl_listener *listener, void *data);
static void maximizenotify(struct wl_listener *listener, void *data);
static void monocle(Monitor *m);
static void motionabsolute(struct wl_listener *listener, void *data);
static void motionnotify(uint32_t time);
static void motionrelative(struct wl_listener *listener, void *data);
static void moveresize(const Arg *arg);
static void outputmgrapply(struct wl_listener *listener, void *data);
static void outputmgrapplyortest(struct wlr_output_configuration_v1 *config, int test);
static void outputmgrtest(struct wl_listener *listener, void *data);
static void pointerfocus(Client *c, struct wlr_surface *surface,
double sx, double sy, uint32_t time);
static void printstatus(void);
static void quit(const Arg *arg);
static void rendermon(struct wl_listener *listener, void *data);
static void requestdecorationmode(struct wl_listener *listener, void *data);
static void requeststartdrag(struct wl_listener *listener, void *data);
static void requestmonstate(struct wl_listener *listener, void *data);
static void resize(Client *c, struct wlr_box geo, int interact);
static void run(char *startup_cmd);
static void setcursor(struct wl_listener *listener, void *data);
static void setcursorshape(struct wl_listener *listener, void *data);
static void setfloating(Client *c, int floating);
static void setfullscreen(Client *c, int fullscreen);
static void setgamma(struct wl_listener *listener, void *data);
static void setlayout(const Arg *arg);
static void setmfact(const Arg *arg);
static void setmon(Client *c, Monitor *m, uint32_t newtags);
static void setpsel(struct wl_listener *listener, void *data);
static void setsel(struct wl_listener *listener, void *data);
static void setup(void);
static void spawn(const Arg *arg);
static void startdrag(struct wl_listener *listener, void *data);
static void tag(const Arg *arg);
static void tagmon(const Arg *arg);
static void tile(Monitor *m);
static void togglebar(const Arg *arg);
static void togglefloating(const Arg *arg);
static void togglefullscreen(const Arg *arg);
static void toggletag(const Arg *arg);
static void toggleview(const Arg *arg);
static void unlocksession(struct wl_listener *listener, void *data);
static void unmaplayersurfacenotify(struct wl_listener *listener, void *data);
static void unmapnotify(struct wl_listener *listener, void *data);
static void updatemons(struct wl_listener *listener, void *data);
static void updatetitle(struct wl_listener *listener, void *data);
static void urgent(struct wl_listener *listener, void *data);
static void view(const Arg *arg);
static void virtualkeyboard(struct wl_listener *listener, void *data);
static void virtualpointer(struct wl_listener *listener, void *data);
static Monitor *xytomon(double x, double y);
static void xytonode(double x, double y, struct wlr_surface **psurface,
Client **pc, LayerSurface **pl, double *nx, double *ny);
static void zoom(const Arg *arg);
/* variables */
static const char broken[] = "broken";
static pid_t child_pid = -1;
static int locked;
static void *exclusive_focus;
static struct wl_display *dpy;
static struct wlr_backend *backend;
static struct wlr_scene *scene;
static struct wlr_scene_tree *layers[NUM_LAYERS];
static struct wlr_scene_tree *drag_icon;
/* Map from ZWLR_LAYER_SHELL_* constants to Lyr* enum */
static const int layermap[] = { LyrBg, LyrBottom, LyrTop, LyrOverlay };
static struct wlr_renderer *drw;
static struct wlr_allocator *alloc;
static struct wlr_compositor *compositor;
static struct wlr_session *session;
static struct wlr_xdg_shell *xdg_shell;
static struct wlr_xdg_activation_v1 *activation;
static struct wlr_xdg_decoration_manager_v1 *xdg_decoration_mgr;
static struct wl_list clients; /* tiling order */
static struct wl_list fstack; /* focus order */
static struct wlr_idle_notifier_v1 *idle_notifier;
static struct zdwl_ipc_manager_v2_interface dwl_manager_implementation = {.release = dwl_ipc_manager_release, .get_output = dwl_ipc_manager_get_output};
static struct zdwl_ipc_output_v2_interface dwl_output_implementation = {.release = dwl_ipc_output_release, .set_tags = dwl_ipc_output_set_tags, .set_layout = dwl_ipc_output_set_layout, .set_client_tags = dwl_ipc_output_set_client_tags};
static struct wlr_idle_inhibit_manager_v1 *idle_inhibit_mgr;
static struct wlr_layer_shell_v1 *layer_shell;
static struct wlr_output_manager_v1 *output_mgr;
static struct wlr_gamma_control_manager_v1 *gamma_control_mgr;
static struct wlr_virtual_keyboard_manager_v1 *virtual_keyboard_mgr;
static struct wlr_virtual_pointer_manager_v1 *virtual_pointer_mgr;
static struct wlr_cursor_shape_manager_v1 *cursor_shape_mgr;
static struct wlr_cursor *cursor;
static struct wlr_xcursor_manager *cursor_mgr;
static struct wlr_scene_rect *root_bg;
static struct wlr_session_lock_manager_v1 *session_lock_mgr;
static struct wlr_scene_rect *locked_bg;
static struct wlr_session_lock_v1 *cur_lock;
static struct wl_listener lock_listener = {.notify = locksession};
static struct wlr_seat *seat;
static KeyboardGroup kb_group = {0};
static KeyboardGroup vkb_group = {0};
static struct wlr_surface *held_grab;
static unsigned int cursor_mode;
static Client *grabc;
static int grabcx, grabcy; /* client-relative */
static struct wlr_output_layout *output_layout;
static struct wlr_box sgeom;
static struct wl_list mons;
static Monitor *selmon;
#ifdef XWAYLAND
static void activatex11(struct wl_listener *listener, void *data);
static void associatex11(struct wl_listener *listener, void *data);
static void configurex11(struct wl_listener *listener, void *data);
static void createnotifyx11(struct wl_listener *listener, void *data);
static void dissociatex11(struct wl_listener *listener, void *data);
static xcb_atom_t getatom(xcb_connection_t *xc, const char *name);
static void sethints(struct wl_listener *listener, void *data);
static void xwaylandready(struct wl_listener *listener, void *data);
static struct wlr_xwayland *xwayland;
static xcb_atom_t netatom[NetLast];
#endif
/* configuration, allows nested code to access above variables */
#include "config.h"
/* attempt to encapsulate suck into one file */
#include "client.h"
/* function implementations */
void
applybounds(Client *c, struct wlr_box *bbox)
{
/* set minimum possible */
c->geom.width = MAX(1 + 2 * (int)c->bw, c->geom.width);
c->geom.height = MAX(1 + 2 * (int)c->bw, c->geom.height);
if (c->geom.x >= bbox->x + bbox->width)
c->geom.x = bbox->x + bbox->width - c->geom.width;
if (c->geom.y >= bbox->y + bbox->height)
c->geom.y = bbox->y + bbox->height - c->geom.height;
if (c->geom.x + c->geom.width + 2 * (int)c->bw <= bbox->x)
c->geom.x = bbox->x;
if (c->geom.y + c->geom.height + 2 * (int)c->bw <= bbox->y)
c->geom.y = bbox->y;
}
void
applyrules(Client *c)
{
/* rule matching */
const char *appid, *title;
uint32_t newtags = 0;
int i;
const Rule *r;
Monitor *mon = selmon, *m;
c->isfloating = client_is_float_type(c);
if (!(appid = client_get_appid(c)))
appid = broken;
if (!(title = client_get_title(c)))
title = broken;
for (r = rules; r < END(rules); r++) {
if ((!r->title || strstr(title, r->title))
&& (!r->id || strstr(appid, r->id))) {
c->isfloating = r->isfloating;
newtags |= r->tags;
i = 0;
wl_list_for_each(m, &mons, link) {
if (r->monitor == i++)
mon = m;
}
}
}
setmon(c, mon, newtags);
}
void
arrange(Monitor *m)
{
Client *c;
if (!m->wlr_output->enabled)
return;
wl_list_for_each(c, &clients, link) {
if (c->mon == m) {
wlr_scene_node_set_enabled(&c->scene->node, VISIBLEON(c, m));
client_set_suspended(c, !VISIBLEON(c, m));
}
}
wlr_scene_node_set_enabled(&m->fullscreen_bg->node,
(c = focustop(m)) && c->isfullscreen);
strncpy(m->ltsymbol, m->lt[m->sellt]->symbol, LENGTH(m->ltsymbol));
if (m->lt[m->sellt]->arrange)
m->lt[m->sellt]->arrange(m);
motionnotify(0);
checkidleinhibitor(NULL);
}
void
arrangelayer(Monitor *m, struct wl_list *list, struct wlr_box *usable_area, int exclusive)
{
LayerSurface *l;
struct wlr_box full_area = m->m;
wl_list_for_each(l, list, link) {
struct wlr_layer_surface_v1 *layer_surface = l->layer_surface;
if (exclusive != (layer_surface->current.exclusive_zone > 0))
continue;
wlr_scene_layer_surface_v1_configure(l->scene_layer, &full_area, usable_area);
wlr_scene_node_set_position(&l->popups->node, l->scene->node.x, l->scene->node.y);
l->geom.x = l->scene->node.x;
l->geom.y = l->scene->node.y;
}
}
void
arrangelayers(Monitor *m)
{
int i;
struct wlr_box usable_area = m->m;
LayerSurface *l;
uint32_t layers_above_shell[] = {
ZWLR_LAYER_SHELL_V1_LAYER_OVERLAY,
ZWLR_LAYER_SHELL_V1_LAYER_TOP,
};
if (!m->wlr_output->enabled)
return;
/* Arrange exclusive surfaces from top->bottom */
for (i = 3; i >= 0; i--)
arrangelayer(m, &m->layers[i], &usable_area, 1);
if (!wlr_box_equal(&usable_area, &m->w)) {
m->w = usable_area;
arrange(m);
}
/* Arrange non-exlusive surfaces from top->bottom */
for (i = 3; i >= 0; i--)
arrangelayer(m, &m->layers[i], &usable_area, 0);
/* Find topmost keyboard interactive layer, if such a layer exists */
for (i = 0; i < (int)LENGTH(layers_above_shell); i++) {
wl_list_for_each_reverse(l, &m->layers[layers_above_shell[i]], link) {
if (locked || !l->layer_surface->current.keyboard_interactive || !l->mapped)
continue;
/* Deactivate the focused client. */
focusclient(NULL, 0);
exclusive_focus = l;
client_notify_enter(l->layer_surface->surface, wlr_seat_get_keyboard(seat));
return;
}
}
}
void
axisnotify(struct wl_listener *listener, void *data)
{
/* This event is forwarded by the cursor when a pointer emits an axis event,
* for example when you move the scroll wheel. */
struct wlr_pointer_axis_event *event = data;
wlr_idle_notifier_v1_notify_activity(idle_notifier, seat);
/* TODO: allow usage of scroll whell for mousebindings, it can be implemented
* checking the event's orientation and the delta of the event */
/* Notify the client with pointer focus of the axis event. */
wlr_seat_pointer_notify_axis(seat,
event->time_msec, event->orientation, event->delta,
event->delta_discrete, event->source);
}
void
buttonpress(struct wl_listener *listener, void *data)
{
struct wlr_pointer_button_event *event = data;
struct wlr_keyboard *keyboard;
uint32_t mods;
Client *c;
const Button *b;
wlr_idle_notifier_v1_notify_activity(idle_notifier, seat);
switch (event->state) {
case WLR_BUTTON_PRESSED:
cursor_mode = CurPressed;
held_grab = seat->pointer_state.focused_surface;
if (locked)
break;
/* Change focus if the button was _pressed_ over a client */
xytonode(cursor->x, cursor->y, NULL, &c, NULL, NULL, NULL);
if (c && (!client_is_unmanaged(c) || client_wants_focus(c)))
focusclient(c, 1);
keyboard = wlr_seat_get_keyboard(seat);
mods = keyboard ? wlr_keyboard_get_modifiers(keyboard) : 0;
for (b = buttons; b < END(buttons); b++) {
if (CLEANMASK(mods) == CLEANMASK(b->mod) &&
event->button == b->button && b->func) {
b->func(&b->arg);
return;
}
}
break;
case WLR_BUTTON_RELEASED:
held_grab = NULL;
/* If you released any buttons, we exit interactive move/resize mode. */
/* TODO should reset to the pointer focus's current setcursor */
if (!locked && cursor_mode != CurNormal && cursor_mode != CurPressed) {
wlr_cursor_set_xcursor(cursor, cursor_mgr, "default");
cursor_mode = CurNormal;
/* Drop the window off on its new monitor */
selmon = xytomon(cursor->x, cursor->y);
setmon(grabc, selmon, 0);
return;
} else {
cursor_mode = CurNormal;
}
break;
}
/* If the event wasn't handled by the compositor, notify the client with
* pointer focus that a button press has occurred */
wlr_seat_pointer_notify_button(seat,
event->time_msec, event->button, event->state);
}
void
chvt(const Arg *arg)
{
wlr_session_change_vt(session, arg->ui);
}
void
checkidleinhibitor(struct wlr_surface *exclude)
{
int inhibited = 0, unused_lx, unused_ly;
struct wlr_idle_inhibitor_v1 *inhibitor;
wl_list_for_each(inhibitor, &idle_inhibit_mgr->inhibitors, link) {
struct wlr_surface *surface = wlr_surface_get_root_surface(inhibitor->surface);
struct wlr_scene_tree *tree = surface->data;
if (exclude != surface && (bypass_surface_visibility || (!tree
|| wlr_scene_node_coords(&tree->node, &unused_lx, &unused_ly)))) {
inhibited = 1;
break;
}
}
wlr_idle_notifier_v1_set_inhibited(idle_notifier, inhibited);
}
void
cleanup(void)
{
#ifdef XWAYLAND
wlr_xwayland_destroy(xwayland);
xwayland = NULL;
#endif
wl_display_destroy_clients(dpy);
if (child_pid > 0) {
kill(child_pid, SIGTERM);
waitpid(child_pid, NULL, 0);
}
wlr_xcursor_manager_destroy(cursor_mgr);
wlr_output_layout_destroy(output_layout);
/* Remove event source that use the dpy event loop before destroying dpy */
wl_event_source_remove(kb_group.key_repeat_source);
wl_event_source_remove(vkb_group.key_repeat_source);
wl_display_destroy(dpy);
/* Destroy after the wayland display (when the monitors are already destroyed)
to avoid destroying them with an invalid scene output. */
wlr_scene_node_destroy(&scene->tree.node);
}
void
cleanupmon(struct wl_listener *listener, void *data)
{
Monitor *m = wl_container_of(listener, m, destroy);
LayerSurface *l, *tmp;
size_t i;
DwlIpcOutput *ipc_output, *ipc_output_tmp;
wl_list_for_each_safe(ipc_output, ipc_output_tmp, &m->dwl_ipc_outputs, link)
wl_resource_destroy(ipc_output->resource);
/* m->layers[i] are intentionally not unlinked */
for (i = 0; i < LENGTH(m->layers); i++) {
wl_list_for_each_safe(l, tmp, &m->layers[i], link)
wlr_layer_surface_v1_destroy(l->layer_surface);
}
wl_list_remove(&m->destroy.link);
wl_list_remove(&m->frame.link);
wl_list_remove(&m->link);
wl_list_remove(&m->request_state.link);
m->wlr_output->data = NULL;
wlr_output_layout_remove(output_layout, m->wlr_output);
wlr_scene_output_destroy(m->scene_output);
closemon(m);
wlr_scene_node_destroy(&m->fullscreen_bg->node);
free(m);
}
void
closemon(Monitor *m)
{
/* update selmon if needed and
* move closed monitor's clients to the focused one */
Client *c;
int i = 0, nmons = wl_list_length(&mons);
if (!nmons) {
selmon = NULL;
} else if (m == selmon) {
do /* don't switch to disabled mons */
selmon = wl_container_of(mons.next, selmon, link);
while (!selmon->wlr_output->enabled && i++ < nmons);
}
wl_list_for_each(c, &clients, link) {
if (c->isfloating && c->geom.x > m->m.width)
resize(c, (struct wlr_box){.x = c->geom.x - m->w.width, .y = c->geom.y,
.width = c->geom.width, .height = c->geom.height}, 0);
if (c->mon == m)
setmon(c, selmon, c->tags);
}
focusclient(focustop(selmon), 1);
printstatus();
}
void
commitlayersurfacenotify(struct wl_listener *listener, void *data)
{
LayerSurface *l = wl_container_of(listener, l, surface_commit);
struct wlr_layer_surface_v1 *layer_surface = l->layer_surface;
struct wlr_scene_tree *scene_layer = layers[layermap[layer_surface->current.layer]];
if (layer_surface->current.committed == 0 && l->mapped == layer_surface->surface->mapped)
return;
l->mapped = layer_surface->surface->mapped;
if (scene_layer != l->scene->node.parent) {
wlr_scene_node_reparent(&l->scene->node, scene_layer);
wl_list_remove(&l->link);
wl_list_insert(&l->mon->layers[layer_surface->current.layer], &l->link);
wlr_scene_node_reparent(&l->popups->node, (layer_surface->current.layer
< ZWLR_LAYER_SHELL_V1_LAYER_TOP ? layers[LyrTop] : scene_layer));
}
arrangelayers(l->mon);
}
void
commitnotify(struct wl_listener *listener, void *data)
{
Client *c = wl_container_of(listener, c, commit);
if (client_surface(c)->mapped && c->mon)
resize(c, c->geom, (c->isfloating && !c->isfullscreen));
/* mark a pending resize as completed */
if (c->resize && c->resize <= c->surface.xdg->current.configure_serial)
c->resize = 0;
}
void
createdecoration(struct wl_listener *listener, void *data)
{
struct wlr_xdg_toplevel_decoration_v1 *deco = data;
Client *c = deco->toplevel->base->data;
c->decoration = deco;
LISTEN(&deco->events.request_mode, &c->set_decoration_mode, requestdecorationmode);
LISTEN(&deco->events.destroy, &c->destroy_decoration, destroydecoration);
requestdecorationmode(&c->set_decoration_mode, deco);
}
void
createidleinhibitor(struct wl_listener *listener, void *data)
{
struct wlr_idle_inhibitor_v1 *idle_inhibitor = data;
LISTEN_STATIC(&idle_inhibitor->events.destroy, destroyidleinhibitor);
checkidleinhibitor(NULL);
}
void
createkeyboard(struct wlr_keyboard *keyboard)
{
/* Set the keymap to match the group keymap */
wlr_keyboard_set_keymap(keyboard, kb_group.wlr_group->keyboard.keymap);
wlr_keyboard_set_repeat_info(keyboard, repeat_rate, repeat_delay);
/* Add the new keyboard to the group */
wlr_keyboard_group_add_keyboard(kb_group.wlr_group, keyboard);
}
void
createlayersurface(struct wl_listener *listener, void *data)
{
struct wlr_layer_surface_v1 *layer_surface = data;
LayerSurface *l;
struct wlr_surface *surface = layer_surface->surface;
struct wlr_scene_tree *scene_layer = layers[layermap[layer_surface->pending.layer]];
struct wlr_layer_surface_v1_state old_state;
if (!layer_surface->output
&& !(layer_surface->output = selmon ? selmon->wlr_output : NULL)) {
wlr_layer_surface_v1_destroy(layer_surface);
return;
}
l = layer_surface->data = ecalloc(1, sizeof(*l));
l->type = LayerShell;
LISTEN(&surface->events.commit, &l->surface_commit, commitlayersurfacenotify);
LISTEN(&surface->events.map, &l->map, maplayersurfacenotify);
LISTEN(&surface->events.unmap, &l->unmap, unmaplayersurfacenotify);
LISTEN(&layer_surface->events.destroy, &l->destroy, destroylayersurfacenotify);
l->layer_surface = layer_surface;
l->mon = layer_surface->output->data;
l->scene_layer = wlr_scene_layer_surface_v1_create(scene_layer, layer_surface);
l->scene = l->scene_layer->tree;
l->popups = surface->data = wlr_scene_tree_create(layer_surface->current.layer
< ZWLR_LAYER_SHELL_V1_LAYER_TOP ? layers[LyrTop] : scene_layer);
l->scene->node.data = l->popups->node.data = l;
wl_list_insert(&l->mon->layers[layer_surface->pending.layer],&l->link);
wlr_surface_send_enter(surface, layer_surface->output);
/* Temporarily set the layer's current state to pending
* so that we can easily arrange it
*/
old_state = layer_surface->current;
layer_surface->current = layer_surface->pending;
l->mapped = 1;
arrangelayers(l->mon);
layer_surface->current = old_state;
}
void
createlocksurface(struct wl_listener *listener, void *data)
{
SessionLock *lock = wl_container_of(listener, lock, new_surface);
struct wlr_session_lock_surface_v1 *lock_surface = data;
Monitor *m = lock_surface->output->data;
struct wlr_scene_tree *scene_tree = lock_surface->surface->data
= wlr_scene_subsurface_tree_create(lock->scene, lock_surface->surface);
m->lock_surface = lock_surface;
wlr_scene_node_set_position(&scene_tree->node, m->m.x, m->m.y);
wlr_session_lock_surface_v1_configure(lock_surface, m->m.width, m->m.height);
LISTEN(&lock_surface->events.destroy, &m->destroy_lock_surface, destroylocksurface);
if (m == selmon)
client_notify_enter(lock_surface->surface, wlr_seat_get_keyboard(seat));
}
void
createmon(struct wl_listener *listener, void *data)
{
/* This event is raised by the backend when a new output (aka a display or
* monitor) becomes available. */
struct wlr_output *wlr_output = data;
const MonitorRule *r;
size_t i;
struct wlr_output_state state;
Monitor *m;
if (!wlr_output_init_render(wlr_output, alloc, drw))
return;
m = wlr_output->data = ecalloc(1, sizeof(*m));
m->wlr_output = wlr_output;
for (i = 0; i < LENGTH(m->layers); i++)
wl_list_init(&m->layers[i]);
wlr_output_state_init(&state);
/* Initialize monitor state using configured rules */
m->tagset[0] = m->tagset[1] = 1;
for (r = monrules; r < END(monrules); r++) {
if (!r->name || strstr(wlr_output->name, r->name)) {
m->m.x = r->x;
m->m.y = r->y;
m->mfact = r->mfact;
m->nmaster = r->nmaster;
m->lt[0] = r->lt;
m->lt[1] = &layouts[LENGTH(layouts) > 1 && r->lt != &layouts[1]];
strncpy(m->ltsymbol, m->lt[m->sellt]->symbol, LENGTH(m->ltsymbol));
wlr_output_state_set_scale(&state, r->scale);
wlr_output_state_set_transform(&state, r->rr);
break;
}
}
/* The mode is a tuple of (width, height, refresh rate), and each
* monitor supports only a specific set of modes. We just pick the
* monitor's preferred mode; a more sophisticated compositor would let
* the user configure it. */
wlr_output_state_set_mode(&state, wlr_output_preferred_mode(wlr_output));
/* Set up event listeners */
LISTEN(&wlr_output->events.frame, &m->frame, rendermon);
LISTEN(&wlr_output->events.destroy, &m->destroy, cleanupmon);
LISTEN(&wlr_output->events.request_state, &m->request_state, requestmonstate);
wl_list_init(&m->dwl_ipc_outputs);
wlr_output_state_set_enabled(&state, 1);
wlr_output_commit_state(wlr_output, &state);
wlr_output_state_finish(&state);
wl_list_insert(&mons, &m->link);
printstatus();
/* The xdg-protocol specifies:
*
* If the fullscreened surface is not opaque, the compositor must make
* sure that other screen content not part of the same surface tree (made
* up of subsurfaces, popups or similarly coupled surfaces) are not
* visible below the fullscreened surface.
*
*/
/* updatemons() will resize and set correct position */
m->fullscreen_bg = wlr_scene_rect_create(layers[LyrFS], 0, 0, fullscreen_bg);
wlr_scene_node_set_enabled(&m->fullscreen_bg->node, 0);
/* Adds this to the output layout in the order it was configured in.
*
* The output layout utility automatically adds a wl_output global to the
* display, which Wayland clients can see to find out information about the
* output (such as DPI, scale factor, manufacturer, etc).
*/
m->scene_output = wlr_scene_output_create(scene, wlr_output);
if (m->m.x < 0 || m->m.y < 0)
wlr_output_layout_add_auto(output_layout, wlr_output);
else
wlr_output_layout_add(output_layout, wlr_output, m->m.x, m->m.y);
}
void
createnotify(struct wl_listener *listener, void *data)
{
/* This event is raised when wlr_xdg_shell receives a new xdg surface from a
* client, either a toplevel (application window) or popup,
* or when wlr_layer_shell receives a new popup from a layer.
* If you want to do something tricky with popups you should check if
* its parent is wlr_xdg_shell or wlr_layer_shell */
struct wlr_xdg_surface *xdg_surface = data;
Client *c = NULL;
LayerSurface *l = NULL;
if (xdg_surface->role == WLR_XDG_SURFACE_ROLE_POPUP) {
struct wlr_xdg_popup *popup = xdg_surface->popup;
struct wlr_box box;
if (toplevel_from_wlr_surface(popup->base->surface, &c, &l) < 0)
return;
popup->base->surface->data = wlr_scene_xdg_surface_create(
popup->parent->data, popup->base);
if ((l && !l->mon) || (c && !c->mon))
return;
box = l ? l->mon->m : c->mon->w;
box.x -= (l ? l->geom.x : c->geom.x);
box.y -= (l ? l->geom.y : c->geom.y);
wlr_xdg_popup_unconstrain_from_box(popup, &box);
return;
} else if (xdg_surface->role == WLR_XDG_SURFACE_ROLE_NONE)
return;
/* Allocate a Client for this surface */
c = xdg_surface->data = ecalloc(1, sizeof(*c));
c->surface.xdg = xdg_surface;
c->bw = borderpx;
wlr_xdg_toplevel_set_wm_capabilities(xdg_surface->toplevel,
WLR_XDG_TOPLEVEL_WM_CAPABILITIES_FULLSCREEN);
LISTEN(&xdg_surface->events.destroy, &c->destroy, destroynotify);
LISTEN(&xdg_surface->surface->events.commit, &c->commit, commitnotify);
LISTEN(&xdg_surface->surface->events.map, &c->map, mapnotify);
LISTEN(&xdg_surface->surface->events.unmap, &c->unmap, unmapnotify);
LISTEN(&xdg_surface->toplevel->events.request_fullscreen, &c->fullscreen,
fullscreennotify);
LISTEN(&xdg_surface->toplevel->events.request_maximize, &c->maximize,
maximizenotify);
LISTEN(&xdg_surface->toplevel->events.set_title, &c->set_title, updatetitle);
}
void
createpointer(struct wlr_pointer *pointer)
{
struct libinput_device *device;
if (wlr_input_device_is_libinput(&pointer->base)
&& (device = wlr_libinput_get_device_handle(&pointer->base))) {
if (libinput_device_config_tap_get_finger_count(device)) {
libinput_device_config_tap_set_enabled(device, tap_to_click);
libinput_device_config_tap_set_drag_enabled(device, tap_and_drag);
libinput_device_config_tap_set_drag_lock_enabled(device, drag_lock);
libinput_device_config_tap_set_button_map(device, button_map);
}
if (libinput_device_config_scroll_has_natural_scroll(device))
libinput_device_config_scroll_set_natural_scroll_enabled(device, natural_scrolling);
if (libinput_device_config_dwt_is_available(device))
libinput_device_config_dwt_set_enabled(device, disable_while_typing);
if (libinput_device_config_left_handed_is_available(device))
libinput_device_config_left_handed_set(device, left_handed);
if (libinput_device_config_middle_emulation_is_available(device))
libinput_device_config_middle_emulation_set_enabled(device, middle_button_emulation);
if (libinput_device_config_scroll_get_methods(device) != LIBINPUT_CONFIG_SCROLL_NO_SCROLL)
libinput_device_config_scroll_set_method (device, scroll_method);
if (libinput_device_config_click_get_methods(device) != LIBINPUT_CONFIG_CLICK_METHOD_NONE)
libinput_device_config_click_set_method (device, click_method);
if (libinput_device_config_send_events_get_modes(device))
libinput_device_config_send_events_set_mode(device, send_events_mode);
if (libinput_device_config_accel_is_available(device)) {
libinput_device_config_accel_set_profile(device, accel_profile);
libinput_device_config_accel_set_speed(device, accel_speed);
}
}
wlr_cursor_attach_input_device(cursor, &pointer->base);
}
void
cursorframe(struct wl_listener *listener, void *data)
{
/* This event is forwarded by the cursor when a pointer emits an frame
* event. Frame events are sent after regular pointer events to group
* multiple events together. For instance, two axis events may happen at the
* same time, in which case a frame event won't be sent in between. */
/* Notify the client with pointer focus of the frame event. */
wlr_seat_pointer_notify_frame(seat);
}
void
destroydecoration(struct wl_listener *listener, void *data)
{
Client *c = wl_container_of(listener, c, destroy_decoration);
wl_list_remove(&c->destroy_decoration.link);
wl_list_remove(&c->set_decoration_mode.link);
}
void
destroydragicon(struct wl_listener *listener, void *data)
{
/* Focus enter isn't sent during drag, so refocus the focused node. */
focusclient(focustop(selmon), 1);
motionnotify(0);
}
void
destroyidleinhibitor(struct wl_listener *listener, void *data)
{
/* `data` is the wlr_surface of the idle inhibitor being destroyed,
* at this point the idle inhibitor is still in the list of the manager */
checkidleinhibitor(wlr_surface_get_root_surface(data));
}
void
destroylayersurfacenotify(struct wl_listener *listener, void *data)
{
LayerSurface *l = wl_container_of(listener, l, destroy);
wl_list_remove(&l->link);
wl_list_remove(&l->destroy.link);
wl_list_remove(&l->map.link);
wl_list_remove(&l->unmap.link);
wl_list_remove(&l->surface_commit.link);
wlr_scene_node_destroy(&l->scene->node);
wlr_scene_node_destroy(&l->popups->node);
free(l);
}
void
destroylock(SessionLock *lock, int unlock)
{
wlr_seat_keyboard_notify_clear_focus(seat);
if ((locked = !unlock))
goto destroy;
wlr_scene_node_set_enabled(&locked_bg->node, 0);
focusclient(focustop(selmon), 0);
motionnotify(0);
destroy:
wl_list_remove(&lock->new_surface.link);
wl_list_remove(&lock->unlock.link);
wl_list_remove(&lock->destroy.link);
wlr_scene_node_destroy(&lock->scene->node);
cur_lock = NULL;
free(lock);
}
void
destroylocksurface(struct wl_listener *listener, void *data)
{
Monitor *m = wl_container_of(listener, m, destroy_lock_surface);
struct wlr_session_lock_surface_v1 *surface, *lock_surface = m->lock_surface;
m->lock_surface = NULL;
wl_list_remove(&m->destroy_lock_surface.link);
if (lock_surface->surface != seat->keyboard_state.focused_surface)
return;
if (locked && cur_lock && !wl_list_empty(&cur_lock->surfaces)) {
surface = wl_container_of(cur_lock->surfaces.next, surface, link);
client_notify_enter(surface->surface, wlr_seat_get_keyboard(seat));
} else if (!locked) {
focusclient(focustop(selmon), 1);
} else {
wlr_seat_keyboard_clear_focus(seat);
}
}
void
destroynotify(struct wl_listener *listener, void *data)
{
/* Called when the xdg_toplevel is destroyed. */
Client *c = wl_container_of(listener, c, destroy);
wl_list_remove(&c->destroy.link);
wl_list_remove(&c->set_title.link);
wl_list_remove(&c->fullscreen.link);
#ifdef XWAYLAND
if (c->type != XDGShell) {
wl_list_remove(&c->activate.link);
wl_list_remove(&c->associate.link);
wl_list_remove(&c->configure.link);
wl_list_remove(&c->dissociate.link);
wl_list_remove(&c->set_hints.link);
} else
#endif
{
wl_list_remove(&c->commit.link);
wl_list_remove(&c->map.link);
wl_list_remove(&c->unmap.link);
}
free(c);
}
void
destroysessionlock(struct wl_listener *listener, void *data)
{
SessionLock *lock = wl_container_of(listener, lock, destroy);
destroylock(lock, 0);
}
void
destroysessionmgr(struct wl_listener *listener, void *data)
{
wl_list_remove(&lock_listener.link);
wl_list_remove(&listener->link);
}
Monitor *
dirtomon(enum wlr_direction dir)
{
struct wlr_output *next;
if (!wlr_output_layout_get(output_layout, selmon->wlr_output))
return selmon;
if ((next = wlr_output_layout_adjacent_output(output_layout,
dir, selmon->wlr_output, selmon->m.x, selmon->m.y)))
return next->data;
if ((next = wlr_output_layout_farthest_output(output_layout,
dir ^ (WLR_DIRECTION_UP|WLR_DIRECTION_DOWN|WLR_DIRECTION_LEFT|WLR_DIRECTION_RIGHT),
selmon->wlr_output, selmon->m.x, selmon->m.y)))
return next->data;
return selmon;
}
void
dwl_ipc_manager_bind(struct wl_client *client, void *data, uint32_t version, uint32_t id)
{
struct wl_resource *manager_resource = wl_resource_create(client, &zdwl_ipc_manager_v2_interface, version, id);
if (!manager_resource) {
wl_client_post_no_memory(client);
return;
}
wl_resource_set_implementation(manager_resource, &dwl_manager_implementation, NULL, dwl_ipc_manager_destroy);
// printf("DWL::dwl_ipc_manager - EVENT Sent tagcount = %d\n", TAGCOUNT);
zdwl_ipc_manager_v2_send_tags(manager_resource, TAGCOUNT);
for (long unsigned int i = 0; i < LENGTH(layouts); i++) {
// printf("DWL::dwl_ipc_manager - EVENT Sent layout = %s\n", layouts[i].symbol);
zdwl_ipc_manager_v2_send_layout(manager_resource, layouts[i].symbol);
}
}
void
dwl_ipc_manager_destroy(struct wl_resource *resource)
{
/* No state to destroy */
}
void
dwl_ipc_manager_get_output(struct wl_client *client, struct wl_resource *resource, uint32_t id, struct wl_resource *output)
{
DwlIpcOutput *ipc_output;
Monitor *monitor = wlr_output_from_resource(output)->data;
struct wl_resource *output_resource = wl_resource_create(client, &zdwl_ipc_output_v2_interface, wl_resource_get_version(resource), id);
if (!output_resource)
return;
ipc_output = ecalloc(1, sizeof(*ipc_output));
ipc_output->resource = output_resource;
ipc_output->mon = monitor;
wl_resource_set_implementation(output_resource, &dwl_output_implementation, ipc_output, dwl_ipc_output_destroy);
wl_list_insert(&monitor->dwl_ipc_outputs, &ipc_output->link);
dwl_ipc_output_printstatus_to(ipc_output);
}
void
dwl_ipc_manager_release(struct wl_client *client, struct wl_resource *resource)
{
// printf("DWL::dwl_ipc_manager_release - REQUEST Received\n");
wl_resource_destroy(resource);
}
static void
dwl_ipc_output_destroy(struct wl_resource *resource)
{
DwlIpcOutput *ipc_output = wl_resource_get_user_data(resource);
wl_list_remove(&ipc_output->link);
free(ipc_output);
}
void
dwl_ipc_output_printstatus(Monitor *monitor)
{
DwlIpcOutput *ipc_output;
// printf("DWL::dwl_ipc_output_printstatus - Starting\n");
wl_list_for_each(ipc_output, &monitor->dwl_ipc_outputs, link) {
// printf("DWL::dwl_ipc_output_printstatus - In input\n");
dwl_ipc_output_printstatus_to(ipc_output);
}
}
void
dwl_ipc_output_printstatus_to(DwlIpcOutput *ipc_output)
{
Monitor *monitor = ipc_output->mon;
Client *c, *focused;
int tagmask, state, numclients, focused_client, tag;
const char *title, *appid;
focused = focustop(monitor);
// printf("DWL::dwl_ipc_output - EVENT Sent active = %d\n", (monitor == selmon));
zdwl_ipc_output_v2_send_active(ipc_output->resource, monitor == selmon);
for (tag = 0 ; tag < TAGCOUNT; tag++) {
// printf("DWL::dwl_ipc_output_printstatus_to - tag = %d\n", tag);
numclients = state = focused_client = 0;
tagmask = 1 << tag;
if ((tagmask & monitor->tagset[monitor->seltags]) != 0)
state |= ZDWL_IPC_OUTPUT_V2_TAG_STATE_ACTIVE;
wl_list_for_each(c, &clients, link) {
if (c->mon != monitor)
continue;
if (!(c->tags & tagmask))
continue;
if (c == focused)
focused_client = 1;
if (c->isurgent)
state |= ZDWL_IPC_OUTPUT_V2_TAG_STATE_URGENT;
numclients++;
}
// numclients = state = focused_client = 0;
// printf("DWL::dwl_ipc_output - EVENT Sent tag = %d, num_clients = %d\n",
// tag, numclients);
zdwl_ipc_output_v2_send_tag(ipc_output->resource, tag, state, numclients, focused_client);
// printf("DWL::dwl_ipc_output_printstatus_to - after send_tag tag = %d, num_clients = %d\n",
// tag, numclients);
}
title = focused ? client_get_title(focused) : "NF";
appid = focused ? client_get_appid(focused) : "NF";
// printf("DWL::dwl_ipc_output - EVENT Sent layout = %lu\n", monitor->lt[monitor->sellt] - layouts);
zdwl_ipc_output_v2_send_layout(ipc_output->resource, monitor->lt[monitor->sellt] - layouts);
// printf("DWL::dwl_ipc_output - EVENT Sent title = %s\n", title ? title : broken);
zdwl_ipc_output_v2_send_title(ipc_output->resource, title ? title : broken);
// printf("DWL::dwl_ipc_output - EVENT Sent appid = %s\n", appid ? appid : broken);
zdwl_ipc_output_v2_send_appid(ipc_output->resource, appid ? appid : broken);
// printf("DWL::dwl_ipc_output - EVENT Sent layout_symbol = %s\n", monitor->ltsymbol);
zdwl_ipc_output_v2_send_layout_symbol(ipc_output->resource, monitor->ltsymbol);
if (wl_resource_get_version(ipc_output->resource) >= ZDWL_IPC_OUTPUT_V2_FULLSCREEN_SINCE_VERSION) {
zdwl_ipc_output_v2_send_fullscreen(ipc_output->resource, focused ? focused->isfullscreen : 0);
}
if (wl_resource_get_version(ipc_output->resource) >= ZDWL_IPC_OUTPUT_V2_FLOATING_SINCE_VERSION) {
zdwl_ipc_output_v2_send_floating(ipc_output->resource, focused ? focused->isfloating : 0);
}
// printf("DWL::dwl_ipc_output - EVENT Sent frame = done (dwl_ipc_output_printstatus_to)\n");
zdwl_ipc_output_v2_send_frame(ipc_output->resource);
}
void
dwl_ipc_output_set_client_tags(struct wl_client *client, struct wl_resource *resource, uint32_t and_tags, uint32_t xor_tags)
{
DwlIpcOutput *ipc_output;
Monitor *monitor;
Client *selected_client;
unsigned int newtags = 0;
// printf("DWL::dwl_ipc_output - REQUEST Received set_client_tags and_tags = %d, xor_tags = %d\n", and_tags, xor_tags);
ipc_output = wl_resource_get_user_data(resource);
if (!ipc_output)
return;
monitor = ipc_output->mon;
selected_client = focustop(monitor);
if (!selected_client)
return;
newtags = (selected_client->tags & and_tags) ^ xor_tags;
if (!newtags)
return;
selected_client->tags = newtags;
focusclient(focustop(selmon), 1);
arrange(selmon);
printstatus();
}
void
dwl_ipc_output_set_layout(struct wl_client *client, struct wl_resource *resource, uint32_t index)
{
DwlIpcOutput *ipc_output;
Monitor *monitor;
// printf("DWL::dwl_ipc_output - REQUEST Received set_layout index = %d\n", index);
ipc_output = wl_resource_get_user_data(resource);
if (!ipc_output)
return;
monitor = ipc_output->mon;
if (index >= LENGTH(layouts))
return;
if (index != monitor->lt[monitor->sellt] - layouts)
monitor->sellt ^= 1;
monitor->lt[monitor->sellt] = &layouts[index];
arrange(monitor);
printstatus();
}
void
dwl_ipc_output_set_tags(struct wl_client *client, struct wl_resource *resource, uint32_t tagmask, uint32_t toggle_tagset)
{
DwlIpcOutput *ipc_output;
Monitor *monitor;
unsigned int newtags = tagmask & TAGMASK;
// printf("DWL::dwl_ipc_output - REQUEST Received set_tags tagmask = %d, toggle_tagset = %d\n", tagmask, toggle_tagset);
ipc_output = wl_resource_get_user_data(resource);
if (!ipc_output)
return;
monitor = ipc_output->mon;
if (!newtags || newtags == monitor->tagset[monitor->seltags])
return;
if (toggle_tagset)
monitor->seltags ^= 1;
monitor->tagset[monitor->seltags] = newtags;
focusclient(focustop(monitor), 1);
arrange(monitor);
printstatus();
}
void
dwl_ipc_output_release(struct wl_client *client, struct wl_resource *resource)
{
// printf("DWL::dwl_ipc_output_release - REQUEST Received\n");
wl_resource_destroy(resource);
}
void
focusclient(Client *c, int lift)
{
struct wlr_surface *old = seat->keyboard_state.focused_surface;
int unused_lx, unused_ly, old_client_type;
Client *old_c = NULL;
LayerSurface *old_l = NULL;
if (locked)
return;
/* Raise client in stacking order if requested */
if (c && lift)
wlr_scene_node_raise_to_top(&c->scene->node);
if (c && client_surface(c) == old)
return;
if ((old_client_type = toplevel_from_wlr_surface(old, &old_c, &old_l)) == XDGShell) {
struct wlr_xdg_popup *popup, *tmp;
wl_list_for_each_safe(popup, tmp, &old_c->surface.xdg->popups, link)
wlr_xdg_popup_destroy(popup);
}
/* Put the new client atop the focus stack and select its monitor */
if (c && !client_is_unmanaged(c)) {
wl_list_remove(&c->flink);
wl_list_insert(&fstack, &c->flink);
selmon = c->mon;
c->isurgent = 0;
client_restack_surface(c);
/* Don't change border color if there is an exclusive focus or we are
* handling a drag operation */
if (!exclusive_focus && !seat->drag)
client_set_border_color(c, focuscolor);
}
/* Deactivate old client if focus is changing */
if (old && (!c || client_surface(c) != old)) {
/* If an overlay is focused, don't focus or activate the client,
* but only update its position in fstack to render its border with focuscolor
* and focus it after the overlay is closed. */
if (old_client_type == LayerShell && wlr_scene_node_coords(
&old_l->scene->node, &unused_lx, &unused_ly)
&& old_l->layer_surface->current.layer >= ZWLR_LAYER_SHELL_V1_LAYER_TOP) {
return;
} else if (old_c && old_c == exclusive_focus && client_wants_focus(old_c)) {
return;
/* Don't deactivate old client if the new one wants focus, as this causes issues with winecfg
* and probably other clients */
} else if (old_c && !client_is_unmanaged(old_c) && (!c || !client_wants_focus(c))) {
client_set_border_color(old_c, bordercolor);
client_activate_surface(old, 0);
}
}
printstatus();
if (!c) {
/* With no client, all we have left is to clear focus */
wlr_seat_keyboard_notify_clear_focus(seat);
return;
}
/* Change cursor surface */
motionnotify(0);
/* Have a client, so focus its top-level wlr_surface */
client_notify_enter(client_surface(c), wlr_seat_get_keyboard(seat));
/* Activate the new client */
client_activate_surface(client_surface(c), 1);
}
void
focusmon(const Arg *arg)
{
int i = 0, nmons = wl_list_length(&mons);
if (nmons) {
do /* don't switch to disabled mons */
selmon = dirtomon(arg->i);
while (!selmon->wlr_output->enabled && i++ < nmons);
}
focusclient(focustop(selmon), 1);
}
void
focusstack(const Arg *arg)
{
/* Focus the next or previous client (in tiling order) on selmon */
Client *c, *sel = focustop(selmon);
if (!sel || (sel->isfullscreen && !client_has_children(sel)))
return;
if (arg->i > 0) {
wl_list_for_each(c, &sel->link, link) {
if (&c->link == &clients)
continue; /* wrap past the sentinel node */
if (VISIBLEON(c, selmon))
break; /* found it */
}
} else {
wl_list_for_each_reverse(c, &sel->link, link) {
if (&c->link == &clients)
continue; /* wrap past the sentinel node */
if (VISIBLEON(c, selmon))
break; /* found it */
}
}
/* If only one client is visible on selmon, then c == sel */
focusclient(c, 1);
}
/* We probably should change the name of this, it sounds like
* will focus the topmost client of this mon, when actually will
* only return that client */
Client *
focustop(Monitor *m)
{
Client *c;
wl_list_for_each(c, &fstack, flink) {
if (VISIBLEON(c, m))
return c;
}
return NULL;
}
void
fullscreennotify(struct wl_listener *listener, void *data)
{
Client *c = wl_container_of(listener, c, fullscreen);
setfullscreen(c, client_wants_fullscreen(c));
}
void
handlesig(int signo)
{
if (signo == SIGCHLD) {
#ifdef XWAYLAND
siginfo_t in;
/* wlroots expects to reap the XWayland process itself, so we
* use WNOWAIT to keep the child waitable until we know it's not
* XWayland.
*/
while (!waitid(P_ALL, 0, &in, WEXITED|WNOHANG|WNOWAIT) && in.si_pid
&& (!xwayland || in.si_pid != xwayland->server->pid))
waitpid(in.si_pid, NULL, 0);
#else
while (waitpid(-1, NULL, WNOHANG) > 0);
#endif
} else if (signo == SIGINT || signo == SIGTERM) {
quit(NULL);
}
}
void
incnmaster(const Arg *arg)
{
if (!arg || !selmon)
return;
selmon->nmaster = MAX(selmon->nmaster + arg->i, 0);
arrange(selmon);
}
void
inputdevice(struct wl_listener *listener, void *data)
{
/* This event is raised by the backend when a new input device becomes
* available. */
struct wlr_input_device *device = data;
uint32_t caps;
switch (device->type) {
case WLR_INPUT_DEVICE_KEYBOARD:
createkeyboard(wlr_keyboard_from_input_device(device));
break;
case WLR_INPUT_DEVICE_POINTER:
createpointer(wlr_pointer_from_input_device(device));
break;
default:
/* TODO handle other input device types */
break;
}
/* We need to let the wlr_seat know what our capabilities are, which is
* communiciated to the client. In dwl we always have a cursor, even if
* there are no pointer devices, so we always include that capability. */
/* TODO do we actually require a cursor? */
caps = WL_SEAT_CAPABILITY_POINTER;
if (!wl_list_empty(&kb_group.wlr_group->devices))
caps |= WL_SEAT_CAPABILITY_KEYBOARD;
wlr_seat_set_capabilities(seat, caps);
}
int
keybinding(uint32_t mods, xkb_keysym_t sym)
{
/*
* Here we handle compositor keybindings. This is when the compositor is
* processing keys, rather than passing them on to the client for its own
* processing.
*/
int handled = 0;
const Key *k;
for (k = keys; k < END(keys); k++) {
if (CLEANMASK(mods) == CLEANMASK(k->mod)
&& sym == k->keysym && k->func) {
k->func(&k->arg);
handled = 1;
}
}
return handled;
}
void
keypress(struct wl_listener *listener, void *data)
{
int i;
/* This event is raised when a key is pressed or released. */
KeyboardGroup *group = wl_container_of(listener, group, key);
struct wlr_keyboard_key_event *event = data;
/* Translate libinput keycode -> xkbcommon */
uint32_t keycode = event->keycode + 8;
/* Get a list of keysyms based on the keymap for this keyboard */
const xkb_keysym_t *syms;
int nsyms = xkb_state_key_get_syms(
group->wlr_group->keyboard.xkb_state, keycode, &syms);
int handled = 0;
uint32_t mods = wlr_keyboard_get_modifiers(&group->wlr_group->keyboard);
wlr_idle_notifier_v1_notify_activity(idle_notifier, seat);
/* On _press_ if there is no active screen locker,
* attempt to process a compositor keybinding. */
if (!locked && event->state == WL_KEYBOARD_KEY_STATE_PRESSED) {
for (i = 0; i < nsyms; i++)
handled = keybinding(mods, syms[i]) || handled;
}
if (handled && group->wlr_group->keyboard.repeat_info.delay > 0) {
group->mods = mods;
group->keysyms = syms;
group->nsyms = nsyms;
wl_event_source_timer_update(group->key_repeat_source,
group->wlr_group->keyboard.repeat_info.delay);
} else {
group->nsyms = 0;
wl_event_source_timer_update(group->key_repeat_source, 0);
}
if (handled)
return;
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, event->state);
}
void
keypressmod(struct wl_listener *listener, void *data)
{
/* This event is raised when a modifier key, such as shift or alt, is
* pressed. We simply communicate this to the client. */
KeyboardGroup *group = wl_container_of(listener, group, modifiers);
wlr_seat_set_keyboard(seat, &group->wlr_group->keyboard);
/* Send modifiers to the client. */
wlr_seat_keyboard_notify_modifiers(seat,
&group->wlr_group->keyboard.modifiers);
}
int
keyrepeat(void *data)
{
KeyboardGroup *group = data;
int i;
if (!group->nsyms || group->wlr_group->keyboard.repeat_info.rate <= 0)
return 0;
wl_event_source_timer_update(group->key_repeat_source,
1000 / group->wlr_group->keyboard.repeat_info.rate);
for (i = 0; i < group->nsyms; i++)
keybinding(group->mods, group->keysyms[i]);
return 0;
}
void
killclient(const Arg *arg)
{
Client *sel = focustop(selmon);
if (sel)
client_send_close(sel);
}
void
locksession(struct wl_listener *listener, void *data)
{
struct wlr_session_lock_v1 *session_lock = data;
SessionLock *lock;
wlr_scene_node_set_enabled(&locked_bg->node, 1);
if (cur_lock) {
wlr_session_lock_v1_destroy(session_lock);
return;
}
lock = session_lock->data = ecalloc(1, sizeof(*lock));
focusclient(NULL, 0);
lock->scene = wlr_scene_tree_create(layers[LyrBlock]);
cur_lock = lock->lock = session_lock;
locked = 1;
LISTEN(&session_lock->events.new_surface, &lock->new_surface, createlocksurface);
LISTEN(&session_lock->events.destroy, &lock->destroy, destroysessionlock);
LISTEN(&session_lock->events.unlock, &lock->unlock, unlocksession);
wlr_session_lock_v1_send_locked(session_lock);
}
void
maplayersurfacenotify(struct wl_listener *listener, void *data)
{
motionnotify(0);
}
void
mapnotify(struct wl_listener *listener, void *data)
{
/* Called when the surface is mapped, or ready to display on-screen. */
Client *p = NULL;
Client *w, *c = wl_container_of(listener, c, map);
Monitor *m;
int i;
/* Create scene tree for this client and its border */
c->scene = client_surface(c)->data = wlr_scene_tree_create(layers[LyrTile]);
wlr_scene_node_set_enabled(&c->scene->node, c->type != XDGShell);
c->scene_surface = c->type == XDGShell
? wlr_scene_xdg_surface_create(c->scene, c->surface.xdg)
: wlr_scene_subsurface_tree_create(c->scene, client_surface(c));
c->scene->node.data = c->scene_surface->node.data = c;
client_get_geometry(c, &c->geom);
/* Handle unmanaged clients first so we can return prior create borders */
if (client_is_unmanaged(c)) {
/* Unmanaged clients always are floating */
wlr_scene_node_reparent(&c->scene->node, layers[LyrFloat]);
wlr_scene_node_set_position(&c->scene->node, c->geom.x + borderpx,
c->geom.y + borderpx);
if (client_wants_focus(c)) {
focusclient(c, 1);
exclusive_focus = c;
}
goto unset_fullscreen;
}
for (i = 0; i < 4; i++) {
c->border[i] = wlr_scene_rect_create(c->scene, 0, 0,
c->isurgent ? urgentcolor : bordercolor);
c->border[i]->node.data = c;
}
/* Initialize client geometry with room for border */
client_set_tiled(c, WLR_EDGE_TOP | WLR_EDGE_BOTTOM | WLR_EDGE_LEFT | WLR_EDGE_RIGHT);
c->geom.width += 2 * c->bw;
c->geom.height += 2 * c->bw;
/* Insert this client into client lists. */
wl_list_insert(&clients, &c->link);
wl_list_insert(&fstack, &c->flink);
/* Set initial monitor, tags, floating status, and focus:
* we always consider floating, clients that have parent and thus
* we set the same tags and monitor than its parent, if not
* try to apply rules for them */
if ((p = client_get_parent(c))) {
c->isfloating = 1;
setmon(c, p->mon, p->tags);
} else {
applyrules(c);
}
printstatus();
unset_fullscreen:
m = c->mon ? c->mon : xytomon(c->geom.x, c->geom.y);
wl_list_for_each(w, &clients, link) {
if (w != c && w != p && w->isfullscreen && m == w->mon && (w->tags & c->tags))
setfullscreen(w, 0);
}
}
void
maximizenotify(struct wl_listener *listener, void *data)
{
/* This event is raised when a client would like to maximize itself,
* typically because the user clicked on the maximize button on
* client-side decorations. dwl doesn't support maximization, but
* to conform to xdg-shell protocol we still must send a configure.
* Since xdg-shell protocol v5 we should ignore request of unsupported
* capabilities, just schedule a empty configure when the client uses <5
* protocol version
* wlr_xdg_surface_schedule_configure() is used to send an empty reply. */
Client *c = wl_container_of(listener, c, maximize);
if (wl_resource_get_version(c->surface.xdg->toplevel->resource)
< XDG_TOPLEVEL_WM_CAPABILITIES_SINCE_VERSION)
wlr_xdg_surface_schedule_configure(c->surface.xdg);
}
void
monocle(Monitor *m)
{
Client *c;
int n = 0;
wl_list_for_each(c, &clients, link) {
if (!VISIBLEON(c, m) || c->isfloating || c->isfullscreen)
continue;
resize(c, m->w, 0);
n++;
}
if (n)
snprintf(m->ltsymbol, LENGTH(m->ltsymbol), "[%d]", n);
if ((c = focustop(m)))
wlr_scene_node_raise_to_top(&c->scene->node);
}
void
motionabsolute(struct wl_listener *listener, void *data)
{
/* This event is forwarded by the cursor when a pointer emits an _absolute_
* motion event, from 0..1 on each axis. This happens, for example, when
* wlroots is running under a Wayland window rather than KMS+DRM, and you
* move the mouse over the window. You could enter the window from any edge,
* so we have to warp the mouse there. There is also some hardware which
* emits these events. */
struct wlr_pointer_motion_absolute_event *event = data;
wlr_cursor_warp_absolute(cursor, &event->pointer->base, event->x, event->y);
motionnotify(event->time_msec);
}
void
motionnotify(uint32_t time)
{
double sx = 0, sy = 0;
Client *c = NULL, *w = NULL;
LayerSurface *l = NULL;
struct wlr_surface *surface = NULL;
/* time is 0 in internal calls meant to restore pointer focus. */
if (time) {
wlr_idle_notifier_v1_notify_activity(idle_notifier, seat);
/* Update selmon (even while dragging a window) */
if (sloppyfocus)
selmon = xytomon(cursor->x, cursor->y);
}
/* Update drag icon's position */
wlr_scene_node_set_position(&drag_icon->node, ROUND(cursor->x), ROUND(cursor->y));
/* If we are currently grabbing the mouse, handle and return */
if (cursor_mode == CurMove) {
/* Move the grabbed client to the new position. */
resize(grabc, (struct wlr_box){.x = ROUND(cursor->x) - grabcx, .y = ROUND(cursor->y) - grabcy,
.width = grabc->geom.width, .height = grabc->geom.height}, 1);
return;
} else if (cursor_mode == CurResize) {
resize(grabc, (struct wlr_box){.x = grabc->geom.x, .y = grabc->geom.y,
.width = ROUND(cursor->x) - grabc->geom.x, .height = ROUND(cursor->y) - grabc->geom.y}, 1);
return;
}
/* Find the client under the pointer and send the event along. */
xytonode(cursor->x, cursor->y, &surface, &c, NULL, &sx, &sy);
if (cursor_mode == CurPressed && !seat->drag && surface != held_grab
&& toplevel_from_wlr_surface(held_grab, &w, &l) >= 0) {
c = w;
surface = held_grab;
sx = cursor->x - (l ? l->geom.x : w->geom.x);
sy = cursor->y - (l ? l->geom.y : w->geom.y);
}
/* If there's no client surface under the cursor, set the cursor image to a
* default. This is what makes the cursor image appear when you move it
* off of a client or over its border. */
if (!surface && !seat->drag)
wlr_cursor_set_xcursor(cursor, cursor_mgr, "default");
pointerfocus(c, surface, sx, sy, time);
}
void
motionrelative(struct wl_listener *listener, void *data)
{
/* This event is forwarded by the cursor when a pointer emits a _relative_
* pointer motion event (i.e. a delta) */
struct wlr_pointer_motion_event *event = data;
/* The cursor doesn't move unless we tell it to. The cursor automatically
* handles constraining the motion to the output layout, as well as any
* special configuration applied for the specific input device which
* generated the event. You can pass NULL for the device if you want to move
* the cursor around without any input. */
wlr_cursor_move(cursor, &event->pointer->base, event->delta_x, event->delta_y);
motionnotify(event->time_msec);
}
void
moveresize(const Arg *arg)
{
if (cursor_mode != CurNormal && cursor_mode != CurPressed)
return;
xytonode(cursor->x, cursor->y, NULL, &grabc, NULL, NULL, NULL);
if (!grabc || client_is_unmanaged(grabc) || grabc->isfullscreen)
return;
/* Float the window and tell motionnotify to grab it */
setfloating(grabc, 1);
switch (cursor_mode = arg->ui) {
case CurMove:
grabcx = ROUND(cursor->x) - grabc->geom.x;
grabcy = ROUND(cursor->y) - grabc->geom.y;
wlr_cursor_set_xcursor(cursor, cursor_mgr, "fleur");
break;
case CurResize:
/* Doesn't work for X11 output - the next absolute motion event
* returns the cursor to where it started */
wlr_cursor_warp_closest(cursor, NULL,
grabc->geom.x + grabc->geom.width,
grabc->geom.y + grabc->geom.height);
wlr_cursor_set_xcursor(cursor, cursor_mgr, "se-resize");
break;
}
}
void
outputmgrapply(struct wl_listener *listener, void *data)
{
struct wlr_output_configuration_v1 *config = data;
outputmgrapplyortest(config, 0);
}
void
outputmgrapplyortest(struct wlr_output_configuration_v1 *config, int test)
{
/*
* Called when a client such as wlr-randr requests a change in output
* configuration. This is only one way that the layout can be changed,
* so any Monitor information should be updated by updatemons() after an
* output_layout.change event, not here.
*/
struct wlr_output_configuration_head_v1 *config_head;
int ok = 1;
wl_list_for_each(config_head, &config->heads, link) {
struct wlr_output *wlr_output = config_head->state.output;
Monitor *m = wlr_output->data;
struct wlr_output_state state;
wlr_output_state_init(&state);
wlr_output_state_set_enabled(&state, config_head->state.enabled);
if (!config_head->state.enabled)
goto apply_or_test;
if (config_head->state.mode)
wlr_output_state_set_mode(&state, config_head->state.mode);
else
wlr_output_state_set_custom_mode(&state,
config_head->state.custom_mode.width,
config_head->state.custom_mode.height,
config_head->state.custom_mode.refresh);
/* Don't move monitors if position wouldn't change, this to avoid
* wlroots marking the output as manually configured */
if (m->m.x != config_head->state.x || m->m.y != config_head->state.y)
wlr_output_layout_add(output_layout, wlr_output,
config_head->state.x, config_head->state.y);
wlr_output_state_set_transform(&state, config_head->state.transform);
wlr_output_state_set_scale(&state, config_head->state.scale);
wlr_output_state_set_adaptive_sync_enabled(&state,
config_head->state.adaptive_sync_enabled);
apply_or_test:
ok &= test ? wlr_output_test_state(wlr_output, &state)
: wlr_output_commit_state(wlr_output, &state);
wlr_output_state_finish(&state);
}
if (ok)
wlr_output_configuration_v1_send_succeeded(config);
else
wlr_output_configuration_v1_send_failed(config);
wlr_output_configuration_v1_destroy(config);
/* TODO: use a wrapper function? */
updatemons(NULL, NULL);
}
void
outputmgrtest(struct wl_listener *listener, void *data)
{
struct wlr_output_configuration_v1 *config = data;
outputmgrapplyortest(config, 1);
}
void
pointerfocus(Client *c, struct wlr_surface *surface, double sx, double sy,
uint32_t time)
{
struct timespec now;
if (sloppyfocus && time && c && !client_is_unmanaged(c))
focusclient(c, 0);
/* If surface is NULL, clear pointer focus */
if (!surface) {
wlr_seat_pointer_notify_clear_focus(seat);
return;
}
if (!time) {
clock_gettime(CLOCK_MONOTONIC, &now);
time = now.tv_sec * 1000 + now.tv_nsec / 1000000;
}
/* Let the client know that the mouse cursor has entered one
* of its surfaces, and make keyboard focus follow if desired.
* wlroots makes this a no-op if surface is already focused */
wlr_seat_pointer_notify_enter(seat, surface, sx, sy);
wlr_seat_pointer_notify_motion(seat, time, sx, sy);
}
void
printstatus(void)
{
Monitor *m = NULL;
// printf("DWL::printstatus - Starting\n");
wl_list_for_each(m, &mons, link) {
// occ = urg = 0;
// wl_list_for_each(c, &clients, link) {
// if (c->mon != m)
// continue;
// occ |= c->tags;
// if (c->isurgent)
// urg |= c->tags;
// }
// if ((c = focustop(m))) {
// title = client_get_title(c);
// appid = client_get_appid(c);
// printf("%s title %s\n", m->wlr_output->name, title ? title : broken);
// printf("%s appid %s\n", m->wlr_output->name, appid ? appid : broken);
// printf("%s fullscreen %d\n", m->wlr_output->name, c->isfullscreen);
// printf("%s floating %d\n", m->wlr_output->name, c->isfloating);
// sel = c->tags;
// } else {
// printf("%s title \n", m->wlr_output->name);
// printf("%s appid \n", m->wlr_output->name);
// printf("%s fullscreen \n", m->wlr_output->name);
// printf("%s floating \n", m->wlr_output->name);
// sel = 0;
// }
// printf("%s selmon %u\n", m->wlr_output->name, m == selmon);
// printf("%s tags %"PRIu32" %"PRIu32" %"PRIu32" %"PRIu32"\n",
// m->wlr_output->name, occ, m->tagset[m->seltags], sel, urg);
// printf("%s layout %s\n", m->wlr_output->name, m->ltsymbol);
// }
// fflush(stdout);
// printf("DWL::printstatus - In monitor\n");
dwl_ipc_output_printstatus(m);
}
}
void
quit(const Arg *arg)
{
wl_display_terminate(dpy);
}
void
rendermon(struct wl_listener *listener, void *data)
{
/* This function is called every time an output is ready to display a frame,
* generally at the output's refresh rate (e.g. 60Hz). */
Monitor *m = wl_container_of(listener, m, frame);
Client *c;
struct wlr_output_state pending = {0};
struct wlr_gamma_control_v1 *gamma_control;
struct timespec now;
/* Render if no XDG clients have an outstanding resize and are visible on
* this monitor. */
wl_list_for_each(c, &clients, link) {
if (c->resize && !c->isfloating && client_is_rendered_on_mon(c, m) && !client_is_stopped(c))
goto skip;
}
/*
* HACK: The "correct" way to set the gamma is to commit it together with
* the rest of the state in one go, but to do that we would need to rewrite
* wlr_scene_output_commit() in order to add the gamma to the pending
* state before committing, instead try to commit the gamma in one frame,
* and commit the rest of the state in the next one (or in the same frame if
* the gamma can not be committed).
*/
if (m->gamma_lut_changed) {
gamma_control
= wlr_gamma_control_manager_v1_get_control(gamma_control_mgr, m->wlr_output);
m->gamma_lut_changed = 0;
if (!wlr_gamma_control_v1_apply(gamma_control, &pending))
goto commit;
if (!wlr_output_test_state(m->wlr_output, &pending)) {
wlr_gamma_control_v1_send_failed_and_destroy(gamma_control);
goto commit;
}
wlr_output_commit_state(m->wlr_output, &pending);
wlr_output_schedule_frame(m->wlr_output);
} else {
commit:
wlr_scene_output_commit(m->scene_output, NULL);
}
skip:
/* Let clients know a frame has been rendered */
clock_gettime(CLOCK_MONOTONIC, &now);
wlr_scene_output_send_frame_done(m->scene_output, &now);
wlr_output_state_finish(&pending);
}
void
requestdecorationmode(struct wl_listener *listener, void *data)
{
Client *c = wl_container_of(listener, c, set_decoration_mode);
wlr_xdg_toplevel_decoration_v1_set_mode(c->decoration,
WLR_XDG_TOPLEVEL_DECORATION_V1_MODE_SERVER_SIDE);
}
void
requeststartdrag(struct wl_listener *listener, void *data)
{
struct wlr_seat_request_start_drag_event *event = data;
if (wlr_seat_validate_pointer_grab_serial(seat, event->origin,
event->serial))
wlr_seat_start_pointer_drag(seat, event->drag, event->serial);
else
wlr_data_source_destroy(event->drag->source);
}
void
requestmonstate(struct wl_listener *listener, void *data)
{
struct wlr_output_event_request_state *event = data;
wlr_output_commit_state(event->output, event->state);
updatemons(NULL, NULL);
}
void
resize(Client *c, struct wlr_box geo, int interact)
{
struct wlr_box *bbox = interact ? &sgeom : &c->mon->w;
struct wlr_box clip;
client_set_bounds(c, geo.width, geo.height);
c->geom = geo;
applybounds(c, bbox);
/* Update scene-graph, including borders */
wlr_scene_node_set_position(&c->scene->node, c->geom.x, c->geom.y);
wlr_scene_node_set_position(&c->scene_surface->node, c->bw, c->bw);
wlr_scene_rect_set_size(c->border[0], c->geom.width, c->bw);
wlr_scene_rect_set_size(c->border[1], c->geom.width, c->bw);
wlr_scene_rect_set_size(c->border[2], c->bw, c->geom.height - 2 * c->bw);
wlr_scene_rect_set_size(c->border[3], c->bw, c->geom.height - 2 * c->bw);
wlr_scene_node_set_position(&c->border[1]->node, 0, c->geom.height - c->bw);
wlr_scene_node_set_position(&c->border[2]->node, 0, c->bw);
wlr_scene_node_set_position(&c->border[3]->node, c->geom.width - c->bw, c->bw);
/* this is a no-op if size hasn't changed */
c->resize = client_set_size(c, c->geom.width - 2 * c->bw,
c->geom.height - 2 * c->bw);
client_get_clip(c, &clip);
wlr_scene_subsurface_tree_set_clip(&c->scene_surface->node, &clip);
}
void
run(char *startup_cmd)
{
/* Add a Unix socket to the Wayland display. */
const char *socket = wl_display_add_socket_auto(dpy);
if (!socket)
die("startup: display_add_socket_auto");
setenv("WAYLAND_DISPLAY", socket, 1);
/* Start the backend. This will enumerate outputs and inputs, become the DRM
* master, etc */
if (!wlr_backend_start(backend))
die("startup: backend_start");
/* Now that the socket exists and the backend is started, run the startup command */
if (startup_cmd) {
int piperw[2];
if (pipe(piperw) < 0)
die("startup: pipe:");
if ((child_pid = fork()) < 0)
die("startup: fork:");
if (child_pid == 0) {
dup2(piperw[0], STDIN_FILENO);
close(piperw[0]);
close(piperw[1]);
execl("/bin/sh", "/bin/sh", "-c", startup_cmd, NULL);
die("startup: execl:");
}
dup2(piperw[1], STDOUT_FILENO);
close(piperw[1]);
close(piperw[0]);
}
printstatus();
/* At this point the outputs are initialized, choose initial selmon based on
* cursor position, and set default cursor image */
selmon = xytomon(cursor->x, cursor->y);
/* TODO hack to get cursor to display in its initial location (100, 100)
* instead of (0, 0) and then jumping. still may not be fully
* initialized, as the image/coordinates are not transformed for the
* monitor when displayed here */
wlr_cursor_warp_closest(cursor, NULL, cursor->x, cursor->y);
wlr_cursor_set_xcursor(cursor, cursor_mgr, "default");
/* Run the Wayland event loop. This does not return until you exit the
* compositor. Starting the backend rigged up all of the necessary event
* loop configuration to listen to libinput events, DRM events, generate
* frame events at the refresh rate, and so on. */
wl_display_run(dpy);
}
void
setcursor(struct wl_listener *listener, void *data)
{
/* This event is raised by the seat when a client provides a cursor image */
struct wlr_seat_pointer_request_set_cursor_event *event = data;
/* If we're "grabbing" the cursor, don't use the client's image, we will
* restore it after "grabbing" sending a leave event, followed by a enter
* event, which will result in the client requesting set the cursor surface */
if (cursor_mode != CurNormal && cursor_mode != CurPressed)
return;
/* This can be sent by any client, so we check to make sure this one is
* actually has pointer focus first. If so, we can tell the cursor to
* use the provided surface as the cursor image. It will set the
* hardware cursor on the output that it's currently on and continue to
* do so as the cursor moves between outputs. */
if (event->seat_client == seat->pointer_state.focused_client)
wlr_cursor_set_surface(cursor, event->surface,
event->hotspot_x, event->hotspot_y);
}
void
setcursorshape(struct wl_listener *listener, void *data)
{
struct wlr_cursor_shape_manager_v1_request_set_shape_event *event = data;
if (cursor_mode != CurNormal && cursor_mode != CurPressed)
return;
/* This can be sent by any client, so we check to make sure this one is
* actually has pointer focus first. If so, we can tell the cursor to
* use the provided cursor shape. */
if (event->seat_client == seat->pointer_state.focused_client)
wlr_cursor_set_xcursor(cursor, cursor_mgr,
wlr_cursor_shape_v1_name(event->shape));
}
void
setfloating(Client *c, int floating)
{
Client *p = client_get_parent(c);
c->isfloating = floating;
if (!c->mon)
return;
wlr_scene_node_reparent(&c->scene->node, layers[c->isfullscreen ||
(p && p->isfullscreen) ? LyrFS
: c->isfloating ? LyrFloat : LyrTile]);
arrange(c->mon);
printstatus();
}
void
setfullscreen(Client *c, int fullscreen)
{
c->isfullscreen = fullscreen;
if (!c->mon)
return;
c->bw = fullscreen ? 0 : borderpx;
client_set_fullscreen(c, fullscreen);
wlr_scene_node_reparent(&c->scene->node, layers[c->isfullscreen
? LyrFS : c->isfloating ? LyrFloat : LyrTile]);
if (fullscreen) {
c->prev = c->geom;
resize(c, c->mon->m, 0);
} else {
/* restore previous size instead of arrange for floating windows since
* client positions are set by the user and cannot be recalculated */
resize(c, c->prev, 0);
}
arrange(c->mon);
printstatus();
}
void
setgamma(struct wl_listener *listener, void *data)
{
struct wlr_gamma_control_manager_v1_set_gamma_event *event = data;
Monitor *m = event->output->data;
if (!m)
return;
m->gamma_lut_changed = 1;
wlr_output_schedule_frame(m->wlr_output);
}
void
setlayout(const Arg *arg)
{
if (!selmon)
return;
if (!arg || !arg->v || arg->v != selmon->lt[selmon->sellt])
selmon->sellt ^= 1;
if (arg && arg->v)
selmon->lt[selmon->sellt] = (Layout *)arg->v;
strncpy(selmon->ltsymbol, selmon->lt[selmon->sellt]->symbol, LENGTH(selmon->ltsymbol));
arrange(selmon);
printstatus();
}
/* arg > 1.0 will set mfact absolutely */
void
setmfact(const Arg *arg)
{
float f;
if (!arg || !selmon || !selmon->lt[selmon->sellt]->arrange)
return;
f = arg->f < 1.0f ? arg->f + selmon->mfact : arg->f - 1.0f;
if (f < 0.1 || f > 0.9)
return;
selmon->mfact = f;
arrange(selmon);
}
void
setmon(Client *c, Monitor *m, uint32_t newtags)
{
Monitor *oldmon = c->mon;
if (oldmon == m)
return;
c->mon = m;
c->prev = c->geom;
/* Scene graph sends surface leave/enter events on move and resize */
if (oldmon)
arrange(oldmon);
if (m) {
/* Make sure window actually overlaps with the monitor */
resize(c, c->geom, 0);
c->tags = newtags ? newtags : m->tagset[m->seltags]; /* assign tags of target monitor */
setfullscreen(c, c->isfullscreen); /* This will call arrange(c->mon) */
setfloating(c, c->isfloating);
}
focusclient(focustop(selmon), 1);
}
void
setpsel(struct wl_listener *listener, void *data)
{
/* This event is raised by the seat when a client wants to set the selection,
* usually when the user copies something. wlroots allows compositors to
* ignore such requests if they so choose, but in dwl we always honor
*/
struct wlr_seat_request_set_primary_selection_event *event = data;
wlr_seat_set_primary_selection(seat, event->source, event->serial);
}
void
setsel(struct wl_listener *listener, void *data)
{
/* This event is raised by the seat when a client wants to set the selection,
* usually when the user copies something. wlroots allows compositors to
* ignore such requests if they so choose, but in dwl we always honor
*/
struct wlr_seat_request_set_selection_event *event = data;
wlr_seat_set_selection(seat, event->source, event->serial);
}
void
setup(void)
{
struct xkb_context *context;
struct xkb_keymap *keymap;
int i, sig[] = {SIGCHLD, SIGINT, SIGTERM, SIGPIPE};
struct sigaction sa = {.sa_flags = SA_RESTART, .sa_handler = handlesig};
sigemptyset(&sa.sa_mask);
for (i = 0; i < (int)LENGTH(sig); i++)
sigaction(sig[i], &sa, NULL);
wlr_log_init(log_level, NULL);
/* The Wayland display is managed by libwayland. It handles accepting
* clients from the Unix socket, manging Wayland globals, and so on. */
dpy = wl_display_create();
/* The backend is a wlroots feature which abstracts the underlying input and
* output hardware. The autocreate option will choose the most suitable
* backend based on the current environment, such as opening an X11 window
* if an X11 server is running. */
if (!(backend = wlr_backend_autocreate(dpy, &session)))
die("couldn't create backend");
/* Initialize the scene graph used to lay out windows */
scene = wlr_scene_create();
root_bg = wlr_scene_rect_create(&scene->tree, 0, 0, rootcolor);
for (i = 0; i < NUM_LAYERS; i++)
layers[i] = wlr_scene_tree_create(&scene->tree);
drag_icon = wlr_scene_tree_create(&scene->tree);
wlr_scene_node_place_below(&drag_icon->node, &layers[LyrBlock]->node);
/* Autocreates a renderer, either Pixman, GLES2 or Vulkan for us. The user
* can also specify a renderer using the WLR_RENDERER env var.
* The renderer is responsible for defining the various pixel formats it
* supports for shared memory, this configures that for clients. */
if (!(drw = wlr_renderer_autocreate(backend)))
die("couldn't create renderer");
/* Create shm, drm and linux_dmabuf interfaces by ourselves.
* The simplest way is call:
* wlr_renderer_init_wl_display(drw);
* but we need to create manually the linux_dmabuf interface to integrate it
* with wlr_scene. */
wlr_renderer_init_wl_shm(drw, dpy);
if (wlr_renderer_get_dmabuf_texture_formats(drw)) {
wlr_drm_create(dpy, drw);
wlr_scene_set_linux_dmabuf_v1(scene,
wlr_linux_dmabuf_v1_create_with_renderer(dpy, 4, drw));
}
/* Autocreates an allocator for us.
* The allocator is the bridge between the renderer and the backend. It
* handles the buffer creation, allowing wlroots to render onto the
* screen */
if (!(alloc = wlr_allocator_autocreate(backend, drw)))
die("couldn't create allocator");
/* This creates some hands-off wlroots interfaces. The compositor is
* necessary for clients to allocate surfaces and the data device manager
* handles the clipboard. Each of these wlroots interfaces has room for you
* to dig your fingers in and play with their behavior if you want. Note that
* the clients cannot set the selection directly without compositor approval,
* see the setsel() function. */
compositor = wlr_compositor_create(dpy, 6, drw);
wlr_subcompositor_create(dpy);
wlr_data_device_manager_create(dpy);
wlr_export_dmabuf_manager_v1_create(dpy);
wlr_screencopy_manager_v1_create(dpy);
wlr_data_control_manager_v1_create(dpy);
wlr_primary_selection_v1_device_manager_create(dpy);
wlr_viewporter_create(dpy);
wlr_single_pixel_buffer_manager_v1_create(dpy);
wlr_fractional_scale_manager_v1_create(dpy, 1);
/* Initializes the interface used to implement urgency hints */
activation = wlr_xdg_activation_v1_create(dpy);
LISTEN_STATIC(&activation->events.request_activate, urgent);
gamma_control_mgr = wlr_gamma_control_manager_v1_create(dpy);
LISTEN_STATIC(&gamma_control_mgr->events.set_gamma, setgamma);
/* Creates an output layout, which a wlroots utility for working with an
* arrangement of screens in a physical layout. */
output_layout = wlr_output_layout_create();
LISTEN_STATIC(&output_layout->events.change, updatemons);
wlr_xdg_output_manager_v1_create(dpy, output_layout);
/* Configure a listener to be notified when new outputs are available on the
* backend. */
wl_list_init(&mons);
LISTEN_STATIC(&backend->events.new_output, createmon);
/* Set up our client lists, the xdg-shell and the layer-shell. The xdg-shell is a
* Wayland protocol which is used for application windows. For more
* detail on shells, refer to the article:
*
* https://drewdevault.com/2018/07/29/Wayland-shells.html
*/
wl_list_init(&clients);
wl_list_init(&fstack);
xdg_shell = wlr_xdg_shell_create(dpy, 6);
LISTEN_STATIC(&xdg_shell->events.new_surface, createnotify);
layer_shell = wlr_layer_shell_v1_create(dpy, 3);
LISTEN_STATIC(&layer_shell->events.new_surface, createlayersurface);
idle_notifier = wlr_idle_notifier_v1_create(dpy);
idle_inhibit_mgr = wlr_idle_inhibit_v1_create(dpy);
LISTEN_STATIC(&idle_inhibit_mgr->events.new_inhibitor, createidleinhibitor);
session_lock_mgr = wlr_session_lock_manager_v1_create(dpy);
wl_signal_add(&session_lock_mgr->events.new_lock, &lock_listener);
LISTEN_STATIC(&session_lock_mgr->events.destroy, destroysessionmgr);
locked_bg = wlr_scene_rect_create(layers[LyrBlock], sgeom.width, sgeom.height,
(float [4]){0.1f, 0.1f, 0.1f, 1.0f});
wlr_scene_node_set_enabled(&locked_bg->node, 0);
/* Use decoration protocols to negotiate server-side decorations */
wlr_server_decoration_manager_set_default_mode(
wlr_server_decoration_manager_create(dpy),
WLR_SERVER_DECORATION_MANAGER_MODE_SERVER);
xdg_decoration_mgr = wlr_xdg_decoration_manager_v1_create(dpy);
LISTEN_STATIC(&xdg_decoration_mgr->events.new_toplevel_decoration, createdecoration);
/*
* Creates a cursor, which is a wlroots utility for tracking the cursor
* image shown on screen.
*/
cursor = wlr_cursor_create();
wlr_cursor_attach_output_layout(cursor, output_layout);
/* Creates an xcursor manager, another wlroots utility which loads up
* Xcursor themes to source cursor images from and makes sure that cursor
* images are available at all scale factors on the screen (necessary for
* HiDPI support). Scaled cursors will be loaded with each output. */
cursor_mgr = wlr_xcursor_manager_create(NULL, 24);
setenv("XCURSOR_SIZE", "24", 1);
/*
* wlr_cursor *only* displays an image on screen. It does not move around
* when the pointer moves. However, we can attach input devices to it, and
* it will generate aggregate events for all of them. In these events, we
* can choose how we want to process them, forwarding them to clients and
* moving the cursor around. More detail on this process is described in
* https://drewdevault.com/2018/07/17/Input-handling-in-wlroots.html
*
* And more comments are sprinkled throughout the notify functions above.
*/
LISTEN_STATIC(&cursor->events.motion, motionrelative);
LISTEN_STATIC(&cursor->events.motion_absolute, motionabsolute);
LISTEN_STATIC(&cursor->events.button, buttonpress);
LISTEN_STATIC(&cursor->events.axis, axisnotify);
LISTEN_STATIC(&cursor->events.frame, cursorframe);
cursor_shape_mgr = wlr_cursor_shape_manager_v1_create(dpy, 1);
LISTEN_STATIC(&cursor_shape_mgr->events.request_set_shape, setcursorshape);
/*
* Configures a seat, which is a single "seat" at which a user sits and
* operates the computer. This conceptually includes up to one keyboard,
* pointer, touch, and drawing tablet device. We also rig up a listener to
* let us know when new input devices are available on the backend.
*/
LISTEN_STATIC(&backend->events.new_input, inputdevice);
virtual_keyboard_mgr = wlr_virtual_keyboard_manager_v1_create(dpy);
LISTEN_STATIC(&virtual_keyboard_mgr->events.new_virtual_keyboard, virtualkeyboard);
virtual_pointer_mgr = wlr_virtual_pointer_manager_v1_create(dpy);
LISTEN_STATIC(&virtual_pointer_mgr->events.new_virtual_pointer, virtualpointer);
seat = wlr_seat_create(dpy, "seat0");
LISTEN_STATIC(&seat->events.request_set_cursor, setcursor);
LISTEN_STATIC(&seat->events.request_set_selection, setsel);
LISTEN_STATIC(&seat->events.request_set_primary_selection, setpsel);
LISTEN_STATIC(&seat->events.request_start_drag, requeststartdrag);
LISTEN_STATIC(&seat->events.start_drag, startdrag);
/*
* Configures a keyboard group, which will keep track of all connected
* keyboards, keep their modifier and LED states in sync, and handle
* keypresses
*/
kb_group.wlr_group = wlr_keyboard_group_create();
kb_group.wlr_group->data = &kb_group;
/*
* Virtual keyboards need to be in a different group
* https://codeberg.org/dwl/dwl/issues/554
*/
vkb_group.wlr_group = wlr_keyboard_group_create();
vkb_group.wlr_group->data = &vkb_group;
/* Prepare an XKB keymap and assign it to the keyboard group. */
context = xkb_context_new(XKB_CONTEXT_NO_FLAGS);
if (!(keymap = xkb_keymap_new_from_names(context, &xkb_rules,
XKB_KEYMAP_COMPILE_NO_FLAGS)))
die("failed to compile keymap");
wlr_keyboard_set_keymap(&kb_group.wlr_group->keyboard, keymap);
wlr_keyboard_set_keymap(&vkb_group.wlr_group->keyboard, keymap);
xkb_keymap_unref(keymap);
xkb_context_unref(context);
wlr_keyboard_set_repeat_info(&kb_group.wlr_group->keyboard, repeat_rate, repeat_delay);
wlr_keyboard_set_repeat_info(&vkb_group.wlr_group->keyboard, repeat_rate, repeat_delay);
/* Set up listeners for keyboard events */
LISTEN(&kb_group.wlr_group->keyboard.events.key, &kb_group.key, keypress);
LISTEN(&kb_group.wlr_group->keyboard.events.modifiers, &kb_group.modifiers, keypressmod);
LISTEN(&vkb_group.wlr_group->keyboard.events.key, &vkb_group.key, keypress);
LISTEN(&vkb_group.wlr_group->keyboard.events.modifiers, &vkb_group.modifiers, keypressmod);
kb_group.key_repeat_source = wl_event_loop_add_timer(
wl_display_get_event_loop(dpy), keyrepeat, &kb_group);
vkb_group.key_repeat_source = wl_event_loop_add_timer(
wl_display_get_event_loop(dpy), keyrepeat, &vkb_group);
/* A seat can only have one keyboard, but this is a limitation of the
* Wayland protocol - not wlroots. We assign all connected keyboards to the
* same wlr_keyboard_group, which provides a single wlr_keyboard interface for
* all of them. Set this combined wlr_keyboard as the seat keyboard.
*/
wlr_seat_set_keyboard(seat, &kb_group.wlr_group->keyboard);
output_mgr = wlr_output_manager_v1_create(dpy);
LISTEN_STATIC(&output_mgr->events.apply, outputmgrapply);
LISTEN_STATIC(&output_mgr->events.test, outputmgrtest);
wlr_scene_set_presentation(scene, wlr_presentation_create(dpy, backend));
wl_global_create(dpy, &zdwl_ipc_manager_v2_interface, 2, NULL, dwl_ipc_manager_bind);
/* Make sure XWayland clients don't connect to the parent X server,
* e.g when running in the x11 backend or the wayland backend and the
* compositor has Xwayland support */
unsetenv("DISPLAY");
#ifdef XWAYLAND
/*
* Initialise the XWayland X server.
* It will be started when the first X client is started.
*/
if ((xwayland = wlr_xwayland_create(dpy, compositor, 1))) {
LISTEN_STATIC(&xwayland->events.ready, xwaylandready);
LISTEN_STATIC(&xwayland->events.new_surface, createnotifyx11);
setenv("DISPLAY", xwayland->display_name, 1);
} else {
fprintf(stderr, "failed to setup XWayland X server, continuing without it\n");
}
#endif
}
void
spawn(const Arg *arg)
{
if (fork() == 0) {
dup2(STDERR_FILENO, STDOUT_FILENO);
setsid();
execvp(((char **)arg->v)[0], (char **)arg->v);
die("dwl: execvp %s failed:", ((char **)arg->v)[0]);
}
}
void
startdrag(struct wl_listener *listener, void *data)
{
struct wlr_drag *drag = data;
if (!drag->icon)
return;
drag->icon->data = &wlr_scene_drag_icon_create(drag_icon, drag->icon)->node;
LISTEN_STATIC(&drag->icon->events.destroy, destroydragicon);
}
void
tag(const Arg *arg)
{
Client *sel = focustop(selmon);
if (!sel || (arg->ui & TAGMASK) == 0)
return;
sel->tags = arg->ui & TAGMASK;
focusclient(focustop(selmon), 1);
arrange(selmon);
printstatus();
}
void
tagmon(const Arg *arg)
{
Client *sel = focustop(selmon);
if (sel)
setmon(sel, dirtomon(arg->i), 0);
}
void
tile(Monitor *m)
{
unsigned int mw, my, ty;
int i, n = 0;
Client *c;
wl_list_for_each(c, &clients, link)
if (VISIBLEON(c, m) && !c->isfloating && !c->isfullscreen)
n++;
if (n == 0)
return;
if (n > m->nmaster)
mw = m->nmaster ? ROUND(m->w.width * m->mfact) : 0;
else
mw = m->w.width;
i = my = ty = 0;
wl_list_for_each(c, &clients, link) {
if (!VISIBLEON(c, m) || c->isfloating || c->isfullscreen)
continue;
if (i < m->nmaster) {
resize(c, (struct wlr_box){.x = m->w.x, .y = m->w.y + my, .width = mw,
.height = (m->w.height - my) / (MIN(n, m->nmaster) - i)}, 0);
my += c->geom.height;
} else {
resize(c, (struct wlr_box){.x = m->w.x + mw, .y = m->w.y + ty,
.width = m->w.width - mw, .height = (m->w.height - ty) / (n - i)}, 0);
ty += c->geom.height;
}
i++;
}
}
void
togglebar(const Arg *arg) {
DwlIpcOutput *ipc_output;
wl_list_for_each(ipc_output, &selmon->dwl_ipc_outputs, link)
// printf("DWL::dwl_ipc_output - EVENT Sent toggle_visibility\n");
zdwl_ipc_output_v2_send_toggle_visibility(ipc_output->resource);
}
void
togglefloating(const Arg *arg)
{
Client *sel = focustop(selmon);
/* return if fullscreen */
if (sel && !sel->isfullscreen)
setfloating(sel, !sel->isfloating);
}
void
togglefullscreen(const Arg *arg)
{
Client *sel = focustop(selmon);
if (sel)
setfullscreen(sel, !sel->isfullscreen);
}
void
toggletag(const Arg *arg)
{
uint32_t newtags;
Client *sel = focustop(selmon);
if (!sel || !(newtags = sel->tags ^ (arg->ui & TAGMASK)))
return;
sel->tags = newtags;
focusclient(focustop(selmon), 1);
arrange(selmon);
printstatus();
}
void
toggleview(const Arg *arg)
{
uint32_t newtagset;
if (!(newtagset = selmon ? selmon->tagset[selmon->seltags] ^ (arg->ui & TAGMASK) : 0))
return;
selmon->tagset[selmon->seltags] = newtagset;
focusclient(focustop(selmon), 1);
arrange(selmon);
printstatus();
}
void
unlocksession(struct wl_listener *listener, void *data)
{
SessionLock *lock = wl_container_of(listener, lock, unlock);
destroylock(lock, 1);
}
void
unmaplayersurfacenotify(struct wl_listener *listener, void *data)
{
LayerSurface *l = wl_container_of(listener, l, unmap);
l->mapped = 0;
wlr_scene_node_set_enabled(&l->scene->node, 0);
if (l == exclusive_focus)
exclusive_focus = NULL;
if (l->layer_surface->output && (l->mon = l->layer_surface->output->data))
arrangelayers(l->mon);
if (l->layer_surface->surface == seat->keyboard_state.focused_surface)
focusclient(focustop(selmon), 1);
motionnotify(0);
}
void
unmapnotify(struct wl_listener *listener, void *data)
{
/* Called when the surface is unmapped, and should no longer be shown. */
Client *c = wl_container_of(listener, c, unmap);
if (c == grabc) {
cursor_mode = CurNormal;
grabc = NULL;
}
if (client_is_unmanaged(c)) {
if (c == exclusive_focus) {
exclusive_focus = NULL;
focusclient(focustop(selmon), 1);
}
} else {
wl_list_remove(&c->link);
setmon(c, NULL, 0);
wl_list_remove(&c->flink);
}
wlr_scene_node_destroy(&c->scene->node);
printstatus();
motionnotify(0);
}
void
updatemons(struct wl_listener *listener, void *data)
{
/*
* Called whenever the output layout changes: adding or removing a
* monitor, changing an output's mode or position, etc. This is where
* the change officially happens and we update geometry, window
* positions, focus, and the stored configuration in wlroots'
* output-manager implementation.
*/
struct wlr_output_configuration_v1 *config
= wlr_output_configuration_v1_create();
Client *c;
struct wlr_output_configuration_head_v1 *config_head;
Monitor *m;
/* First remove from the layout the disabled monitors */
wl_list_for_each(m, &mons, link) {
if (m->wlr_output->enabled)
continue;
config_head = wlr_output_configuration_head_v1_create(config, m->wlr_output);
config_head->state.enabled = 0;
/* Remove this output from the layout to avoid cursor enter inside it */
wlr_output_layout_remove(output_layout, m->wlr_output);
closemon(m);
m->m = m->w = (struct wlr_box){0};
}
/* Insert outputs that need to */
wl_list_for_each(m, &mons, link) {
if (m->wlr_output->enabled
&& !wlr_output_layout_get(output_layout, m->wlr_output))
wlr_output_layout_add_auto(output_layout, m->wlr_output);
}
/* Now that we update the output layout we can get its box */
wlr_output_layout_get_box(output_layout, NULL, &sgeom);
wlr_scene_node_set_position(&root_bg->node, sgeom.x, sgeom.y);
wlr_scene_rect_set_size(root_bg, sgeom.width, sgeom.height);
/* Make sure the clients are hidden when dwl is locked */
wlr_scene_node_set_position(&locked_bg->node, sgeom.x, sgeom.y);
wlr_scene_rect_set_size(locked_bg, sgeom.width, sgeom.height);
wl_list_for_each(m, &mons, link) {
if (!m->wlr_output->enabled)
continue;
config_head = wlr_output_configuration_head_v1_create(config, m->wlr_output);
/* Get the effective monitor geometry to use for surfaces */
wlr_output_layout_get_box(output_layout, m->wlr_output, &m->m);
m->w = m->m;
wlr_scene_output_set_position(m->scene_output, m->m.x, m->m.y);
wlr_scene_node_set_position(&m->fullscreen_bg->node, m->m.x, m->m.y);
wlr_scene_rect_set_size(m->fullscreen_bg, m->m.width, m->m.height);
if (m->lock_surface) {
struct wlr_scene_tree *scene_tree = m->lock_surface->surface->data;
wlr_scene_node_set_position(&scene_tree->node, m->m.x, m->m.y);
wlr_session_lock_surface_v1_configure(m->lock_surface, m->m.width, m->m.height);
}
/* Calculate the effective monitor geometry to use for clients */
arrangelayers(m);
/* Don't move clients to the left output when plugging monitors */
arrange(m);
/* make sure fullscreen clients have the right size */
if ((c = focustop(m)) && c->isfullscreen)
resize(c, m->m, 0);
/* Try to re-set the gamma LUT when updating monitors,
* it's only really needed when enabling a disabled output, but meh. */
m->gamma_lut_changed = 1;
config_head->state.x = m->m.x;
config_head->state.y = m->m.y;
}
if (selmon && selmon->wlr_output->enabled) {
wl_list_for_each(c, &clients, link) {
if (!c->mon && client_surface(c)->mapped)
setmon(c, selmon, c->tags);
}
focusclient(focustop(selmon), 1);
if (selmon->lock_surface) {
client_notify_enter(selmon->lock_surface->surface,
wlr_seat_get_keyboard(seat));
client_activate_surface(selmon->lock_surface->surface, 1);
}
}
/* FIXME: figure out why the cursor image is at 0,0 after turning all
* the monitors on.
* Move the cursor image where it used to be. It does not generate a
* wl_pointer.motion event for the clients, it's only the image what it's
* at the wrong position after all. */
wlr_cursor_move(cursor, NULL, 0, 0);
wlr_output_manager_v1_set_configuration(output_mgr, config);
}
void
updatetitle(struct wl_listener *listener, void *data)
{
Client *c = wl_container_of(listener, c, set_title);
if (c == focustop(c->mon))
printstatus();
}
void
urgent(struct wl_listener *listener, void *data)
{
struct wlr_xdg_activation_v1_request_activate_event *event = data;
Client *c = NULL;
toplevel_from_wlr_surface(event->surface, &c, NULL);
if (!c || c == focustop(selmon))
return;
c->isurgent = 1;
printstatus();
if (client_surface(c)->mapped)
client_set_border_color(c, urgentcolor);
}
void
view(const Arg *arg)
{
if (!selmon || (arg->ui & TAGMASK) == selmon->tagset[selmon->seltags])
return;
selmon->seltags ^= 1; /* toggle sel tagset */
if (arg->ui & TAGMASK)
selmon->tagset[selmon->seltags] = arg->ui & TAGMASK;
focusclient(focustop(selmon), 1);
arrange(selmon);
printstatus();
}
void
virtualkeyboard(struct wl_listener *listener, void *data)
{
struct wlr_virtual_keyboard_v1 *keyboard = data;
/* Set the keymap to match the group keymap */
wlr_keyboard_set_keymap(&keyboard->keyboard, vkb_group.wlr_group->keyboard.keymap);
wlr_keyboard_set_repeat_info(&keyboard->keyboard, repeat_rate, repeat_delay);
/* Add the new keyboard to the group */
wlr_keyboard_group_add_keyboard(vkb_group.wlr_group, &keyboard->keyboard);
}
void
virtualpointer(struct wl_listener *listener, void *data)
{
struct wlr_virtual_pointer_v1_new_pointer_event *event = data;
struct wlr_pointer pointer = event->new_pointer->pointer;
wlr_cursor_attach_input_device(cursor, &pointer.base);
if (event->suggested_output)
wlr_cursor_map_input_to_output(cursor, &pointer.base, event->suggested_output);
}
Monitor *
xytomon(double x, double y)
{
struct wlr_output *o = wlr_output_layout_output_at(output_layout, x, y);
return o ? o->data : NULL;
}
void
xytonode(double x, double y, struct wlr_surface **psurface,
Client **pc, LayerSurface **pl, double *nx, double *ny)
{
struct wlr_scene_node *node, *pnode;
struct wlr_surface *surface = NULL;
Client *c = NULL;
LayerSurface *l = NULL;
int layer;
for (layer = NUM_LAYERS - 1; !surface && layer >= 0; layer--) {
if (!(node = wlr_scene_node_at(&layers[layer]->node, x, y, nx, ny)))
continue;
if (node->type == WLR_SCENE_NODE_BUFFER)
surface = wlr_scene_surface_try_from_buffer(
wlr_scene_buffer_from_node(node))->surface;
/* Walk the tree to find a node that knows the client */
for (pnode = node; pnode && !c; pnode = &pnode->parent->node)
c = pnode->data;
if (c && c->type == LayerShell) {
c = NULL;
l = pnode->data;
}
}
if (psurface) *psurface = surface;
if (pc) *pc = c;
if (pl) *pl = l;
}
void
zoom(const Arg *arg)
{
Client *c, *sel = focustop(selmon);
if (!sel || !selmon || !selmon->lt[selmon->sellt]->arrange || sel->isfloating)
return;
/* Search for the first tiled window that is not sel, marking sel as
* NULL if we pass it along the way */
wl_list_for_each(c, &clients, link) {
if (VISIBLEON(c, selmon) && !c->isfloating) {
if (c != sel)
break;
sel = NULL;
}
}
/* Return if no other tiled window was found */
if (&c->link == &clients)
return;
/* If we passed sel, move c to the front; otherwise, move sel to the
* front */
if (!sel)
sel = c;
wl_list_remove(&sel->link);
wl_list_insert(&clients, &sel->link);
focusclient(sel, 1);
arrange(selmon);
}
#ifdef XWAYLAND
void
activatex11(struct wl_listener *listener, void *data)
{
Client *c = wl_container_of(listener, c, activate);
/* Only "managed" windows can be activated */
if (!client_is_unmanaged(c))
wlr_xwayland_surface_activate(c->surface.xwayland, 1);
}
void
associatex11(struct wl_listener *listener, void *data)
{
Client *c = wl_container_of(listener, c, associate);
LISTEN(&client_surface(c)->events.map, &c->map, mapnotify);
LISTEN(&client_surface(c)->events.unmap, &c->unmap, unmapnotify);
}
void
configurex11(struct wl_listener *listener, void *data)
{
Client *c = wl_container_of(listener, c, configure);
struct wlr_xwayland_surface_configure_event *event = data;
/* TODO: figure out if there is another way to do this */
if (!c->mon) {
wlr_xwayland_surface_configure(c->surface.xwayland,
event->x, event->y, event->width, event->height);
return;
}
if (c->isfloating || client_is_unmanaged(c))
resize(c, (struct wlr_box){.x = event->x, .y = event->y,
.width = event->width, .height = event->height}, 0);
else
arrange(c->mon);
}
void
createnotifyx11(struct wl_listener *listener, void *data)
{
struct wlr_xwayland_surface *xsurface = data;
Client *c;
/* Allocate a Client for this surface */
c = xsurface->data = ecalloc(1, sizeof(*c));
c->surface.xwayland = xsurface;
c->type = X11;
c->bw = borderpx;
/* Listen to the various events it can emit */
LISTEN(&xsurface->events.associate, &c->associate, associatex11);
LISTEN(&xsurface->events.destroy, &c->destroy, destroynotify);
LISTEN(&xsurface->events.dissociate, &c->dissociate, dissociatex11);
LISTEN(&xsurface->events.request_activate, &c->activate, activatex11);
LISTEN(&xsurface->events.request_configure, &c->configure, configurex11);
LISTEN(&xsurface->events.request_fullscreen, &c->fullscreen, fullscreennotify);
LISTEN(&xsurface->events.set_hints, &c->set_hints, sethints);
LISTEN(&xsurface->events.set_title, &c->set_title, updatetitle);
}
void
dissociatex11(struct wl_listener *listener, void *data)
{
Client *c = wl_container_of(listener, c, dissociate);
wl_list_remove(&c->map.link);
wl_list_remove(&c->unmap.link);
}
xcb_atom_t
getatom(xcb_connection_t *xc, const char *name)
{
xcb_atom_t atom = 0;
xcb_intern_atom_reply_t *reply;
xcb_intern_atom_cookie_t cookie = xcb_intern_atom(xc, 0, strlen(name), name);
if ((reply = xcb_intern_atom_reply(xc, cookie, NULL)))
atom = reply->atom;
free(reply);
return atom;
}
void
sethints(struct wl_listener *listener, void *data)
{
Client *c = wl_container_of(listener, c, set_hints);
struct wlr_surface *surface = client_surface(c);
if (c == focustop(selmon))
return;
c->isurgent = xcb_icccm_wm_hints_get_urgency(c->surface.xwayland->hints);
printstatus();
if (c->isurgent && surface && surface->mapped)
client_set_border_color(c, urgentcolor);
}
void
xwaylandready(struct wl_listener *listener, void *data)
{
struct wlr_xcursor *xcursor;
xcb_connection_t *xc = xcb_connect(xwayland->display_name, NULL);
int err = xcb_connection_has_error(xc);
if (err) {
fprintf(stderr, "xcb_connect to X server failed with code %d\n. Continuing with degraded functionality.\n", err);
return;
}
/* Collect atoms we are interested in. If getatom returns 0, we will
* not detect that window type. */
netatom[NetWMWindowTypeDialog] = getatom(xc, "_NET_WM_WINDOW_TYPE_DIALOG");
netatom[NetWMWindowTypeSplash] = getatom(xc, "_NET_WM_WINDOW_TYPE_SPLASH");
netatom[NetWMWindowTypeToolbar] = getatom(xc, "_NET_WM_WINDOW_TYPE_TOOLBAR");
netatom[NetWMWindowTypeUtility] = getatom(xc, "_NET_WM_WINDOW_TYPE_UTILITY");
/* assign the one and only seat */
wlr_xwayland_set_seat(xwayland, seat);
/* Set the default XWayland cursor to match the rest of dwl. */
if ((xcursor = wlr_xcursor_manager_get_xcursor(cursor_mgr, "default", 1)))
wlr_xwayland_set_cursor(xwayland,
xcursor->images[0]->buffer, xcursor->images[0]->width * 4,
xcursor->images[0]->width, xcursor->images[0]->height,
xcursor->images[0]->hotspot_x, xcursor->images[0]->hotspot_y);
xcb_disconnect(xc);
}
#endif
int
main(int argc, char *argv[])
{
char *startup_cmd = NULL;
int c;
while ((c = getopt(argc, argv, "s:hdv")) != -1) {
if (c == 's')
startup_cmd = optarg;
else if (c == 'd')
log_level = WLR_DEBUG;
else if (c == 'v')
die("dwl " VERSION);
else
goto usage;
}
if (optind < argc)
goto usage;
/* Wayland requires XDG_RUNTIME_DIR for creating its communications socket */
if (!getenv("XDG_RUNTIME_DIR"))
die("XDG_RUNTIME_DIR must be set");
setup();
run(startup_cmd);
cleanup();
return EXIT_SUCCESS;
usage:
die("Usage: %s [-v] [-d] [-s startup command]", argv[0]);
}