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spectrwm.c
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/*
* Copyright (c) 2009-2019 Marco Peereboom <marco@peereboom.us>
* Copyright (c) 2009-2011 Ryan McBride <mcbride@countersiege.com>
* Copyright (c) 2009 Darrin Chandler <dwchandler@stilyagin.com>
* Copyright (c) 2009 Pierre-Yves Ritschard <pyr@spootnik.org>
* Copyright (c) 2010 Tuukka Kataja <stuge@xor.fi>
* Copyright (c) 2011 Jason L. Wright <jason@thought.net>
* Copyright (c) 2011-2023 Reginald Kennedy <rk@rejii.com>
* Copyright (c) 2011-2012 Lawrence Teo <lteo@lteo.net>
* Copyright (c) 2011-2012 Tiago Cunha <tcunha@gmx.com>
* Copyright (c) 2012-2015 David Hill <dhill@mindcry.org>
* Copyright (c) 2014-2015 Yuri D'Elia <yuri.delia@eurac.edu>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
/* kernel includes */
#include <sys/types.h>
#include <sys/time.h>
#include <sys/stat.h>
#include <sys/wait.h>
#include <sys/queue.h>
#if !defined(__OpenBSD__)
#include "queue_compat.h"
#endif
#include <sys/param.h>
#include <sys/select.h>
#if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__)
#include <sys/tree.h>
#else
#include "tree.h"
#endif
/* /usr/includes */
#include <ctype.h>
#include <err.h>
#include <errno.h>
#include <poll.h>
#include <fcntl.h>
#include <locale.h>
#include <paths.h>
#include <pwd.h>
#include <regex.h>
#include <signal.h>
#include <stdbool.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include <unistd.h>
#if defined(__FreeBSD__)
#include <libutil.h>
#else
#include <util.h>
#endif
#include <X11/cursorfont.h>
#include <X11/extensions/Xrandr.h>
#include <X11/Xcursor/Xcursor.h>
#include <X11/Xft/Xft.h>
#include <X11/Xlib-xcb.h>
#include <xcb/xcb.h>
#include <xcb/xcb_atom.h>
#include <xcb/xcb_aux.h>
#include <xcb/xcb_event.h>
#include <xcb/xcb_icccm.h>
#include <xcb/xcb_keysyms.h>
#if defined(__linux__) || defined(__FreeBSD__) || defined(__OpenBSD__)
#include <xcb/xinput.h>
#define SWM_XCB_HAS_XINPUT
#endif
#include <xcb/xtest.h>
#include <xcb/randr.h>
/* local includes */
#include "version.h"
#ifdef __OSX__
#include <osx.h>
#endif
/* singly-linked tail queue macros appeared in OpenBSD 6.9 */
#ifndef STAILQ_HEAD
#define STAILQ_HEAD SIMPLEQ_HEAD
#define STAILQ_HEAD_INITIALIZER SIMPLEQ_HEAD_INITIALIZER
#define STAILQ_ENTRY SIMPLEQ_ENTRY
#define STAILQ_FIRST SIMPLEQ_FIRST
#define STAILQ_END SIMPLEQ_END
#define STAILQ_EMPTY SIMPLEQ_EMPTY
#define STAILQ_NEXT SIMPLEQ_NEXT
#define STAILQ_FOREACH SIMPLEQ_FOREACH
#define STAILQ_FOREACH_SAFE SIMPLEQ_FOREACH_SAFE
#define STAILQ_INIT SIMPLEQ_INIT
#define STAILQ_INSERT_HEAD SIMPLEQ_INSERT_HEAD
#define STAILQ_INSERT_TAIL SIMPLEQ_INSERT_TAIL
#define STAILQ_INSERT_AFTER SIMPLEQ_INSERT_AFTER
#define STAILQ_REMOVE_HEAD SIMPLEQ_REMOVE_HEAD
#define STAILQ_REMOVE_AFTER SIMPLEQ_REMOVE_AFTER
/*#define STAILQ_REMOVE*/
#define STAILQ_CONCAT SIMPLEQ_CONCAT
/*#define STAILQ_LAST*/
#endif
#ifdef SPECTRWM_BUILDSTR
static const char *buildstr = SPECTRWM_BUILDSTR;
#else
static const char *buildstr = SPECTRWM_VERSION;
#endif
#if !defined(__CYGWIN__) /* cygwin chokes on randr stuff */
# if RANDR_MAJOR < 1
# error RandR versions less than 1.0 are not supported
#endif
# if RANDR_MAJOR >= 1
# if RANDR_MINOR >= 2
# define SWM_XRR_HAS_CRTC
# endif
# endif
#endif /* __CYGWIN__ */
#ifndef XCB_ICCCM_NUM_WM_HINTS_ELEMENTS
#define XCB_ICCCM_SIZE_HINT_P_MIN_SIZE XCB_SIZE_HINT_P_MIN_SIZE
#define XCB_ICCCM_SIZE_HINT_P_MAX_SIZE XCB_SIZE_HINT_P_MAX_SIZE
#define XCB_ICCCM_SIZE_HINT_P_RESIZE_INC XCB_SIZE_HINT_P_RESIZE_INC
#define XCB_ICCCM_WM_HINT_INPUT XCB_WM_HINT_INPUT
#define XCB_ICCCM_WM_HINT_X_URGENCY XCB_WM_HINT_X_URGENCY
#define XCB_ICCCM_WM_STATE_ICONIC XCB_WM_STATE_ICONIC
#define XCB_ICCCM_WM_STATE_WITHDRAWN XCB_WM_STATE_WITHDRAWN
#define XCB_ICCCM_WM_STATE_NORMAL XCB_WM_STATE_NORMAL
#define xcb_icccm_get_text_property_reply_t xcb_get_text_property_reply_t
#define xcb_icccm_get_text_property_reply_wipe xcb_get_text_property_reply_wipe
#define xcb_icccm_get_wm_class xcb_get_wm_class
#define xcb_icccm_get_wm_class_reply xcb_get_wm_class_reply
#define xcb_icccm_get_wm_class_reply_t xcb_get_wm_class_reply_t
#define xcb_icccm_get_wm_class_reply_wipe xcb_get_wm_class_reply_wipe
#define xcb_icccm_get_wm_hints xcb_get_wm_hints
#define xcb_icccm_wm_hints_get_urgency xcb_wm_hints_get_urgency
#define xcb_icccm_get_wm_hints_reply xcb_get_wm_hints_reply
#define xcb_icccm_get_wm_name xcb_get_wm_name
#define xcb_icccm_get_wm_name_reply xcb_get_wm_name_reply
#define xcb_icccm_get_wm_normal_hints xcb_get_wm_normal_hints
#define xcb_icccm_get_wm_normal_hints_reply xcb_get_wm_normal_hints_reply
#define xcb_icccm_get_wm_protocols xcb_get_wm_protocols
#define xcb_icccm_get_wm_protocols_reply xcb_get_wm_protocols_reply
#define xcb_icccm_get_wm_protocols_reply_t xcb_get_wm_protocols_reply_t
#define xcb_icccm_get_wm_protocols_reply_wipe xcb_get_wm_protocols_reply_wipe
#define xcb_icccm_get_wm_transient_for xcb_get_wm_transient_for
#define xcb_icccm_get_wm_transient_for_reply xcb_get_wm_transient_for_reply
#define xcb_icccm_wm_hints_t xcb_wm_hints_t
#endif
/*#define SWM_DEBUG*/
#ifdef SWM_DEBUG
#define DPRINTF(x...) do { \
if (swm_debug) \
fprintf(stderr, x); \
} while (0)
#define DNPRINTF(n, fmt, args...) do { \
if (swm_debug & n) \
fprintf(stderr, "%ld %s: " fmt, \
(long)(time(NULL) - time_started), __func__, ## args); \
} while (0)
#define SWM_D_MISC 0x0001
#define SWM_D_EVENT 0x0002
#define SWM_D_WS 0x0004
#define SWM_D_FOCUS 0x0008
#define SWM_D_MOVE 0x0010
#define SWM_D_STACK 0x0020
#define SWM_D_MOUSE 0x0040
#define SWM_D_PROP 0x0080
#define SWM_D_CLASS 0x0100
#define SWM_D_KEY 0x0200
#define SWM_D_QUIRK 0x0400
#define SWM_D_SPAWN 0x0800
#define SWM_D_EVENTQ 0x1000
#define SWM_D_CONF 0x2000
#define SWM_D_BAR 0x4000
#define SWM_D_INIT 0x8000
uint32_t swm_debug = 0
| SWM_D_MISC
| SWM_D_EVENT
| SWM_D_WS
| SWM_D_FOCUS
| SWM_D_MOVE
| SWM_D_STACK
| SWM_D_MOUSE
| SWM_D_PROP
| SWM_D_CLASS
| SWM_D_KEY
| SWM_D_QUIRK
| SWM_D_SPAWN
| SWM_D_EVENTQ
| SWM_D_CONF
| SWM_D_BAR
| SWM_D_INIT
;
#else
#define DPRINTF(x...)
#define DNPRINTF(n,x...)
#endif
#define ALLOCSTR(s, x...) do { \
if (s && asprintf(s, x) == -1) \
err(1, "asprintf"); \
} while (0)
#define SWM_EWMH_ACTION_COUNT_MAX (8)
#define EWMH_F_FULLSCREEN (0x001)
#define EWMH_F_ABOVE (0x002)
#define EWMH_F_HIDDEN (0x004)
#define EWMH_F_MAXIMIZED_VERT (0x008)
#define EWMH_F_MAXIMIZED_HORZ (0x010)
#define EWMH_F_SKIP_PAGER (0x020)
#define EWMH_F_SKIP_TASKBAR (0x040)
#define SWM_F_MANUAL (0x080)
#define EWMH_F_MAXIMIZED (EWMH_F_MAXIMIZED_VERT | EWMH_F_MAXIMIZED_HORZ)
/* convert 8-bit to 16-bit */
#define RGB_8_TO_16(col) (((col) << 8) + (col))
#define PIXEL_TO_XRENDERCOLOR(px, xrc) \
xrc.red = RGB_8_TO_16((px) >> 16 & 0xff); \
xrc.green = RGB_8_TO_16((px) >> 8 & 0xff); \
xrc.blue = RGB_8_TO_16((px) & 0xff); \
xrc.alpha = 0xffff;
#define LENGTH(x) (int)(sizeof (x) / sizeof (x)[0])
#define MODKEY XCB_MOD_MASK_1
#define ANYMOD XCB_MOD_MASK_ANY
#define CLEANMASK(mask) ((mask) & (XCB_KEY_BUT_MASK_SHIFT | \
XCB_KEY_BUT_MASK_CONTROL | XCB_KEY_BUT_MASK_MOD_1 | \
XCB_KEY_BUT_MASK_MOD_2 | XCB_KEY_BUT_MASK_MOD_3 | \
XCB_KEY_BUT_MASK_MOD_4 | XCB_KEY_BUT_MASK_MOD_5) & ~(numlockmask))
#define BUTTONMASK (XCB_EVENT_MASK_BUTTON_PRESS | \
XCB_EVENT_MASK_BUTTON_RELEASE)
#define MOUSEMASK (BUTTONMASK|XCB_EVENT_MASK_POINTER_MOTION)
#define SWM_PROPLEN (16)
#define SWM_FUNCNAME_LEN (32)
#define SWM_QUIRK_LEN (64)
#define X(r) ((r)->g.x)
#define Y(r) ((r)->g.y)
#define WIDTH(r) ((r)->g.w)
#define HEIGHT(r) ((r)->g.h)
#define MAX_X(r) (X(r) + WIDTH(r))
#define MAX_Y(r) (Y(r) + HEIGHT(r))
#define SH_MIN(w) ((w)->sh.flags & XCB_ICCCM_SIZE_HINT_P_MIN_SIZE)
#define SH_MIN_W(w) ((w)->sh.min_width)
#define SH_MIN_H(w) ((w)->sh.min_height)
#define SH_MAX(w) ((w)->sh.flags & XCB_ICCCM_SIZE_HINT_P_MAX_SIZE)
#define SH_MAX_W(w) ((w)->sh.max_width)
#define SH_MAX_H(w) ((w)->sh.max_height)
#define SH_INC(w) ((w)->sh.flags & XCB_ICCCM_SIZE_HINT_P_RESIZE_INC)
#define SH_INC_W(w) ((w)->sh.width_inc)
#define SH_INC_H(w) ((w)->sh.height_inc)
#define SWM_MAX_FONT_STEPS (3)
#define WINID(w) ((w) ? (w)->id : XCB_WINDOW_NONE)
#define ACCEPTS_FOCUS(w) (!((w)->hints.flags & XCB_ICCCM_WM_HINT_INPUT) \
|| ((w)->hints.input))
#define NOINPUT(w) (!ACCEPTS_FOCUS(w) && !((w)->take_focus))
#define WS_FOCUSED(ws) ((ws)->r && (ws)->r->s->r_focus == (ws)->r)
#define WIN_FOCUSED(w) ((w) && (w)->ws && WS_FOCUSED((w)->ws) && \
(w)->ws->focus == (w))
#define MAPONFOCUS(ws) ((ws)->cur_layout->flags & SWM_L_MAPONFOCUS)
#define YESNO(x) ((x) ? "yes" : "no")
#define HIDDEN(w) ((w)->ewmh_flags & EWMH_F_HIDDEN)
#define ABOVE(w) ((w)->ewmh_flags & EWMH_F_ABOVE)
#define FULLSCREEN(w) ((w)->ewmh_flags & EWMH_F_FULLSCREEN)
#define MAXIMIZED_VERT(w) ((w)->ewmh_flags & EWMH_F_MAXIMIZED_VERT)
#define MAXIMIZED_HORZ(w) ((w)->ewmh_flags & EWMH_F_MAXIMIZED_HORZ)
#define MAXIMIZED(w) (MAXIMIZED_VERT(w) || MAXIMIZED_HORZ(w))
#define MANUAL(w) ((w)->ewmh_flags & SWM_F_MANUAL)
#define TRANS(w) ((w)->transient != XCB_WINDOW_NONE)
#define FLOATING(w) (ABOVE(w) || TRANS(w) || FULLSCREEN(w) || \
MAXIMIZED(w))
#define RAISED(w) ((w)->ws->focus_raise == (w))
/* Constrain Window flags */
#define SWM_CW_RESIZABLE (0x01)
#define SWM_CW_SOFTBOUNDARY (0x02)
#define SWM_CW_HARDBOUNDARY (0x04)
#define SWM_CW_RIGHT (0x10)
#define SWM_CW_LEFT (0x20)
#define SWM_CW_BOTTOM (0x40)
#define SWM_CW_TOP (0x80)
#define SWM_CW_ALLSIDES (0xf0)
#define SWM_FOCUS_DEFAULT (0)
#define SWM_FOCUS_FOLLOW (1)
#define SWM_FOCUS_MANUAL (2)
#define SWM_COUNT_TILED (1 << 0)
#define SWM_COUNT_FLOATING (1 << 1)
#define SWM_COUNT_ICONIC (1 << 2)
#define SWM_COUNT_NORMAL (SWM_COUNT_TILED | SWM_COUNT_FLOATING)
#define SWM_COUNT_ALL (SWM_COUNT_NORMAL | SWM_COUNT_ICONIC)
#define SWM_WIN_UNFOCUS (1 << 0)
#define SWM_WIN_NOUNMAP (1 << 1)
#define SWM_WSI_LISTCURRENT (0x001)
#define SWM_WSI_LISTACTIVE (0x002)
#define SWM_WSI_LISTEMPTY (0x004)
#define SWM_WSI_LISTNAMED (0x008)
#define SWM_WSI_LISTURGENT (0x010)
#define SWM_WSI_LISTALL (0x0ff)
#define SWM_WSI_HIDECURRENT (0x100)
#define SWM_WSI_MARKCURRENT (0x200)
#define SWM_WSI_MARKURGENT (0x400)
#define SWM_WSI_MARKACTIVE (0x800)
#define SWM_WSI_MARKEMPTY (0x1000)
#define SWM_WSI_PRINTNAMES (0x2000)
#define SWM_WSI_NOINDEXES (0x4000)
#define SWM_WSI_DEFAULT (SWM_WSI_LISTCURRENT | SWM_WSI_LISTACTIVE | \
SWM_WSI_MARKCURRENT | SWM_WSI_PRINTNAMES)
#define SWM_WM_CLASS_INSTANCE "spectrwm"
#define SWM_WM_CLASS_BAR "panel"
#define SWM_CONF_DEFAULT (0)
#define SWM_CONF_KEYMAPPING (1)
#ifndef SWM_LIB
#define SWM_LIB "/usr/local/lib/libswmhack.so"
#endif
char **start_argv;
xcb_atom_t a_state;
xcb_atom_t a_prot;
xcb_atom_t a_delete;
xcb_atom_t a_net_frame_extents;
xcb_atom_t a_net_wm_check;
xcb_atom_t a_net_supported;
xcb_atom_t a_takefocus;
xcb_atom_t a_utf8_string;
xcb_atom_t a_swm_ws;
volatile sig_atomic_t running = 1;
volatile sig_atomic_t restart_wm = 0;
xcb_timestamp_t event_time = 0;
int outputs = 0;
xcb_window_t pointer_window = XCB_WINDOW_NONE;
bool randr_support = false;
int randr_eventbase;
unsigned int numlockmask = 0;
bool xinput2_support = false;
int xinput2_opcode;
bool xinput2_raw = false;
Display *display;
xcb_connection_t *conn;
xcb_key_symbols_t *syms;
int boundary_width = 50;
bool cycle_empty = false;
bool cycle_visible = false;
int term_width = 0;
int font_adjusted = 0;
uint16_t mod_key = MODKEY;
bool warp_focus = false;
bool warp_pointer = false;
bool workspace_clamp = false;
/* dmenu search */
struct swm_region *search_r;
int select_list_pipe[2];
int select_resp_pipe[2];
pid_t searchpid;
volatile sig_atomic_t search_resp;
int search_resp_action;
struct search_window {
TAILQ_ENTRY(search_window) entry;
int idx;
struct ws_win *win;
xcb_gcontext_t gc;
xcb_window_t indicator;
};
TAILQ_HEAD(search_winlist, search_window) search_wl =
TAILQ_HEAD_INITIALIZER(search_wl);
/* search actions */
enum {
SWM_SEARCH_NONE,
SWM_SEARCH_UNICONIFY,
SWM_SEARCH_NAME_WORKSPACE,
SWM_SEARCH_SEARCH_WORKSPACE,
SWM_SEARCH_SEARCH_WINDOW
};
#define SWM_STACK_TOP (0)
#define SWM_STACK_BOTTOM (1)
#define SWM_STACK_ABOVE (2)
#define SWM_STACK_BELOW (3)
/* dialog windows */
double dialog_ratio = 0.6;
/* status bar */
#define SWM_BAR_MAX (1024)
#define SWM_BAR_JUSTIFY_LEFT (0)
#define SWM_BAR_JUSTIFY_CENTER (1)
#define SWM_BAR_JUSTIFY_RIGHT (2)
#define SWM_BAR_OFFSET (4)
#define SWM_BAR_FONTS "-*-terminus-medium-*-*-*-12-*-*-*-*-*-*-*," \
"-*-profont-*-*-*-*-12-*-*-*-*-*-*-*," \
"-*-times-medium-r-*-*-12-*-*-*-*-*-*-*," \
"-misc-fixed-medium-r-*-*-12-*-*-*-*-*-*-*," \
"-*-*-*-r-*-*-*-*-*-*-*-*-*-*"
#define SWM_BAR_FONTS_FALLBACK "-*-fixed-*-r-*-*-*-*-*-*-*-*-*-*," \
"-*-*-*-*-*-r-*-*-*-*-*-*-*-*," \
"-*-*-*-*-*-*-*-*-*-*-*-*-*-*"
#define SWM_BAR_MAX_FONTS (10)
#define SWM_BAR_MAX_COLORS (10)
#ifdef X_HAVE_UTF8_STRING
#define DRAWSTRING(x...) Xutf8DrawString(x)
#define TEXTEXTENTS(x...) Xutf8TextExtents(x)
#else
#define DRAWSTRING(x...) XmbDrawString(x)
#define TEXTEXTENTS(x...) XmbTextExtents(x)
#endif
char *bar_argv[] = { NULL, NULL };
char bar_ext[SWM_BAR_MAX];
char bar_ext_buf[SWM_BAR_MAX];
char bar_vertext[SWM_BAR_MAX];
bool bar_version = false;
bool bar_enabled = true;
int bar_border_width = 1;
bool bar_at_bottom = false;
bool bar_extra = false;
int bar_height = 0;
int bar_justify = SWM_BAR_JUSTIFY_LEFT;
char *bar_format = NULL;
bool bar_action_expand = false;
bool stack_enabled = true;
bool clock_enabled = true;
bool iconic_enabled = false;
bool maximize_hide_bar = false;
bool urgent_enabled = false;
bool urgent_collapse = false;
char *clock_format = NULL;
bool window_class_enabled = false;
bool window_instance_enabled = false;
bool window_name_enabled = false;
uint32_t workspace_indicator = SWM_WSI_DEFAULT;
int focus_mode = SWM_FOCUS_DEFAULT;
int focus_close = SWM_STACK_BELOW;
bool focus_close_wrap = true;
int focus_default = SWM_STACK_TOP;
int spawn_position = SWM_STACK_TOP;
bool disable_border = false;
bool disable_border_always = false;
int border_width = 1;
int region_padding = 0;
int tile_gap = 0;
bool verbose_layout = false;
#ifdef SWM_DEBUG
bool debug_enabled;
time_t time_started;
#endif
pid_t bar_pid;
XFontSet bar_fs = NULL;
XFontSetExtents *bar_fs_extents;
char *bar_fontnames[SWM_BAR_MAX_FONTS];
int num_xftfonts = 0;
char *bar_fontname_pua = NULL;
int font_pua_index;
bool bar_font_legacy = true;
char *bar_fonts = NULL;
XftColor bar_fg_colors[SWM_BAR_MAX_COLORS];
int num_fg_colors = 1;
int num_bg_colors = 1;
XftColor search_font_color;
char *startup_exception = NULL;
unsigned int nr_exceptions = 0;
char *workspace_mark_current = NULL;
char *workspace_mark_urgent = NULL;
char *workspace_mark_active = NULL;
char *workspace_mark_empty = NULL;
char *stack_mark_max = NULL;
char *stack_mark_vertical = NULL;
char *stack_mark_vertical_flip = NULL;
char *stack_mark_horizontal = NULL;
char *stack_mark_horizontal_flip = NULL;
/* layout manager data */
struct swm_geometry {
int x;
int y;
int w;
int h;
};
struct swm_screen;
struct workspace;
struct swm_bar {
xcb_window_t id;
xcb_pixmap_t buffer;
struct swm_geometry g;
struct swm_region *r; /* Associated region. */
};
/* virtual "screens" */
struct swm_region {
TAILQ_ENTRY(swm_region) entry;
xcb_window_t id;
struct swm_geometry g;
struct workspace *ws; /* current workspace on this region */
struct workspace *ws_prior; /* prior workspace on this region */
struct swm_screen *s; /* screen idx */
struct swm_bar *bar;
};
TAILQ_HEAD(swm_region_list, swm_region);
enum {
SWM_WIN_STATE_REPARENTING,
SWM_WIN_STATE_REPARENTED,
SWM_WIN_STATE_UNPARENTING,
SWM_WIN_STATE_UNPARENTED,
};
struct ws_win {
TAILQ_ENTRY(ws_win) entry;
TAILQ_ENTRY(ws_win) stack_entry;
xcb_window_t id;
xcb_window_t frame;
xcb_window_t transient;
xcb_visualid_t visual;
struct ws_win *focus_redirect;/* focus on transient */
struct swm_geometry g; /* current geometry */
struct swm_geometry g_prev; /* prev configured geometry */
struct swm_geometry g_float; /* root coordinates */
struct swm_geometry g_floatref; /* reference coordinates */
bool mapped;
#ifdef SWM_DEBUG
uint32_t mapping; /* # of pending operations */
#endif
uint32_t unmapping; /* # of pending operations */
uint8_t state;
bool bordered;
uint32_t ewmh_flags;
int font_size_boundary[SWM_MAX_FONT_STEPS];
int font_steps;
int last_inc;
bool can_delete;
bool take_focus;
uint32_t quirks;
struct workspace *ws; /* always valid */
struct swm_screen *s; /* always valid, never changes */
xcb_size_hints_t sh;
xcb_icccm_get_wm_class_reply_t ch;
xcb_icccm_wm_hints_t hints;
#ifdef SWM_DEBUG
xcb_window_t debug;
#endif
};
TAILQ_HEAD(ws_win_list, ws_win);
TAILQ_HEAD(ws_win_stack, ws_win);
/* pid goo */
struct pid_e {
TAILQ_ENTRY(pid_e) entry;
pid_t pid;
int ws;
};
TAILQ_HEAD(pid_list, pid_e) pidlist = TAILQ_HEAD_INITIALIZER(pidlist);
/* layout handlers */
void stack(struct swm_region *);
void vertical_config(struct workspace *, int);
void vertical_stack(struct workspace *, struct swm_geometry *);
void horizontal_config(struct workspace *, int);
void horizontal_stack(struct workspace *, struct swm_geometry *);
void max_stack(struct workspace *, struct swm_geometry *);
void plain_stacker(struct workspace *);
void fancy_stacker(struct workspace *);
struct layout {
void (*l_stack)(struct workspace *, struct swm_geometry *);
void (*l_config)(struct workspace *, int);
uint32_t flags;
#define SWM_L_FOCUSPREV (1 << 0)
#define SWM_L_MAPONFOCUS (1 << 1)
void (*l_string)(struct workspace *);
} layouts[] = {
/* stack, configure */
{ vertical_stack, vertical_config, 0, plain_stacker },
{ horizontal_stack, horizontal_config, 0, plain_stacker },
{ max_stack, NULL,
SWM_L_MAPONFOCUS | SWM_L_FOCUSPREV, plain_stacker },
{ NULL, NULL, 0, NULL },
};
/* position of max_stack mode in the layouts array, index into layouts! */
#define SWM_V_STACK (0)
#define SWM_H_STACK (1)
#define SWM_MAX_STACK (2)
#define SWM_H_SLICE (32)
#define SWM_V_SLICE (32)
#define MAXSTACK(ws) ((ws)->cur_layout == &layouts[SWM_MAX_STACK])
/* define work spaces */
struct workspace {
int idx; /* workspace index */
char *name; /* workspace name */
bool always_raise; /* raise windows on focus */
bool bar_enabled; /* bar visibility */
struct layout *cur_layout; /* current layout handlers */
struct ws_win *focus; /* may be NULL */
struct ws_win *focus_prev; /* may be NULL */
struct ws_win *focus_raise; /* may be NULL */
struct swm_region *r; /* may be NULL */
struct swm_region *old_r; /* may be NULL */
struct ws_win_list winlist; /* list of windows in ws */
int state; /* mapping state */
char stacker[10]; /* display stacker and layout */
/* stacker state */
struct {
int horizontal_msize;
int horizontal_mwin;
int horizontal_stacks;
bool horizontal_flip;
int vertical_msize;
int vertical_mwin;
int vertical_stacks;
bool vertical_flip;
} l_state;
};
enum {
SWM_S_COLOR_BAR,
SWM_S_COLOR_BAR1,
SWM_S_COLOR_BAR2,
SWM_S_COLOR_BAR3,
SWM_S_COLOR_BAR4,
SWM_S_COLOR_BAR5,
SWM_S_COLOR_BAR6,
SWM_S_COLOR_BAR7,
SWM_S_COLOR_BAR8,
SWM_S_COLOR_BAR9,
SWM_S_COLOR_BAR_SELECTED,
SWM_S_COLOR_BAR_BORDER,
SWM_S_COLOR_BAR_BORDER_UNFOCUS,
SWM_S_COLOR_BAR_FONT,
SWM_S_COLOR_BAR_FONT1,
SWM_S_COLOR_BAR_FONT2,
SWM_S_COLOR_BAR_FONT3,
SWM_S_COLOR_BAR_FONT4,
SWM_S_COLOR_BAR_FONT5,
SWM_S_COLOR_BAR_FONT6,
SWM_S_COLOR_BAR_FONT7,
SWM_S_COLOR_BAR_FONT8,
SWM_S_COLOR_BAR_FONT9,
SWM_S_COLOR_BAR_FONT_SELECTED,
SWM_S_COLOR_FOCUS,
SWM_S_COLOR_FOCUS_MAXIMIZED,
SWM_S_COLOR_UNFOCUS,
SWM_S_COLOR_UNFOCUS_MAXIMIZED,
SWM_S_COLOR_MAX
};
/* physical screen mapping */
#define SWM_WS_MAX (22) /* hard limit */
int workspace_limit = 10; /* soft limit */
#define SWM_RATE_DEFAULT (60) /* Default for swm_screen. */
struct swm_screen {
int idx; /* screen index */
struct swm_region_list rl; /* list of regions on this screen */
struct swm_region_list orl; /* list of old regions */
xcb_window_t root;
xcb_window_t swmwin; /* ewmh wm check/default input */
struct workspace ws[SWM_WS_MAX];
struct swm_region *r_focus;
struct ws_win_stack stack; /* stacking order of managed windows */
/* colors */
struct {
uint32_t pixel;
char *name;
int manual;
} c[SWM_S_COLOR_MAX];
uint8_t depth;
xcb_timestamp_t rate; /* Max updates/sec for move and resize */
xcb_visualid_t visual;
Visual *xvisual; /* Needed for Xft. */
xcb_colormap_t colormap;
xcb_gcontext_t gc;
XftFont *bar_xftfonts[SWM_BAR_MAX_FONTS + 1];
};
struct swm_screen *screens;
/* args to functions */
union arg {
int id;
#define SWM_ARG_ID_FOCUSNEXT (0)
#define SWM_ARG_ID_FOCUSPREV (1)
#define SWM_ARG_ID_FOCUSMAIN (2)
#define SWM_ARG_ID_FOCUSURGENT (3)
#define SWM_ARG_ID_SWAPNEXT (10)
#define SWM_ARG_ID_SWAPPREV (11)
#define SWM_ARG_ID_SWAPMAIN (12)
#define SWM_ARG_ID_MOVELAST (13)
#define SWM_ARG_ID_MASTERSHRINK (20)
#define SWM_ARG_ID_MASTERGROW (21)
#define SWM_ARG_ID_MASTERADD (22)
#define SWM_ARG_ID_MASTERDEL (23)
#define SWM_ARG_ID_FLIPLAYOUT (24)
#define SWM_ARG_ID_STACKRESET (30)
#define SWM_ARG_ID_STACKINIT (31)
#define SWM_ARG_ID_STACKBALANCE (32)
#define SWM_ARG_ID_CYCLEWS_UP (40)
#define SWM_ARG_ID_CYCLEWS_DOWN (41)
#define SWM_ARG_ID_CYCLERG_UP (42)
#define SWM_ARG_ID_CYCLERG_DOWN (43)
#define SWM_ARG_ID_CYCLEWS_UP_ALL (44)
#define SWM_ARG_ID_CYCLEWS_DOWN_ALL (45)
#define SWM_ARG_ID_CYCLEWS_MOVE_UP (46)
#define SWM_ARG_ID_CYCLEWS_MOVE_DOWN (47)
#define SWM_ARG_ID_STACKINC (50)
#define SWM_ARG_ID_STACKDEC (51)
#define SWM_ARG_ID_CYCLE_LAYOUT (60)
#define SWM_ARG_ID_LAYOUT_VERTICAL (61)
#define SWM_ARG_ID_LAYOUT_HORIZONTAL (62)
#define SWM_ARG_ID_LAYOUT_MAX (63)
#define SWM_ARG_ID_DONTCENTER (70)
#define SWM_ARG_ID_CENTER (71)
#define SWM_ARG_ID_KILLWINDOW (80)
#define SWM_ARG_ID_DELETEWINDOW (81)
#define SWM_ARG_ID_WIDTHGROW (90)
#define SWM_ARG_ID_WIDTHSHRINK (91)
#define SWM_ARG_ID_HEIGHTGROW (92)
#define SWM_ARG_ID_HEIGHTSHRINK (93)
#define SWM_ARG_ID_MOVEUP (100)
#define SWM_ARG_ID_MOVEDOWN (101)
#define SWM_ARG_ID_MOVELEFT (102)
#define SWM_ARG_ID_MOVERIGHT (103)
#define SWM_ARG_ID_BAR_TOGGLE (110)
#define SWM_ARG_ID_BAR_TOGGLE_WS (111)
#define SWM_ARG_ID_CYCLERG_MOVE_UP (112)
#define SWM_ARG_ID_CYCLERG_MOVE_DOWN (113)
#define SWM_ARG_ID_WS_EMPTY (120)
#define SWM_ARG_ID_WS_EMPTY_MOVE (121)
#define SWM_ARG_ID_RESTARTOFDAY (130)
char **argv;
};
/* quirks */
struct quirk {
TAILQ_ENTRY(quirk) entry;
char *class; /* WM_CLASS:class */
char *instance; /* WM_CLASS:instance */
char *name; /* WM_NAME */
regex_t regex_class;
regex_t regex_instance;
regex_t regex_name;
uint32_t quirk;
int ws; /* Initial workspace. */
#define SWM_Q_FLOAT (1 << 0) /* Float this window. */
#define SWM_Q_TRANSSZ (1 << 1) /* Transient window size too small. */
#define SWM_Q_ANYWHERE (1 << 2) /* Don't position this window */
#define SWM_Q_XTERM_FONTADJ (1 << 3) /* Adjust xterm fonts when resizing. */
#define SWM_Q_FULLSCREEN (1 << 4) /* Remove border when fullscreen. */
#define SWM_Q_FOCUSPREV (1 << 5) /* Focus on caller. */
#define SWM_Q_NOFOCUSONMAP (1 << 6) /* Don't focus on window when mapped.*/
#define SWM_Q_FOCUSONMAP_SINGLE (1 << 7) /* Only focus if single win of type. */
#define SWM_Q_OBEYAPPFOCUSREQ (1 << 8) /* Focus when applications ask. */
#define SWM_Q_IGNOREPID (1 << 9) /* Ignore PID when determining ws. */
#define SWM_Q_IGNORESPAWNWS (1 << 10)/* Ignore _SWM_WS when managing win. */
#define SWM_Q_NOFOCUSCYCLE (1 << 11)/* Remove from normal focus cycle. */
#define SWM_Q_MINIMALBORDER (1 << 12)/* No border when floating/unfocused.*/
};
TAILQ_HEAD(quirk_list, quirk) quirks = TAILQ_HEAD_INITIALIZER(quirks);
/*
* Supported EWMH hints should be added to
* both the enum and the ewmh array
*/
enum {
_NET_ACTIVE_WINDOW,
_NET_CLIENT_LIST,
_NET_CLOSE_WINDOW,
_NET_CURRENT_DESKTOP,
_NET_DESKTOP_GEOMETRY,
_NET_DESKTOP_NAMES,
_NET_DESKTOP_VIEWPORT,
_NET_MOVERESIZE_WINDOW,
_NET_NUMBER_OF_DESKTOPS,
_NET_REQUEST_FRAME_EXTENTS,
_NET_RESTACK_WINDOW,
_NET_WM_ACTION_ABOVE,
_NET_WM_ACTION_CLOSE,
_NET_WM_ACTION_FULLSCREEN,
_NET_WM_ACTION_MOVE,
_NET_WM_ACTION_RESIZE,
_NET_WM_ALLOWED_ACTIONS,
_NET_WM_DESKTOP,
_NET_WM_FULL_PLACEMENT,
_NET_WM_NAME,
_NET_WM_STATE,
_NET_WM_STATE_ABOVE,
_NET_WM_STATE_FULLSCREEN,
_NET_WM_STATE_HIDDEN,
_NET_WM_STATE_MAXIMIZED_VERT,
_NET_WM_STATE_MAXIMIZED_HORZ,
_NET_WM_STATE_SKIP_PAGER,
_NET_WM_STATE_SKIP_TASKBAR,
_NET_WM_WINDOW_TYPE,
_NET_WM_WINDOW_TYPE_DIALOG,
_NET_WM_WINDOW_TYPE_DOCK,
_NET_WM_WINDOW_TYPE_NORMAL,
_NET_WM_WINDOW_TYPE_SPLASH,
_NET_WM_WINDOW_TYPE_TOOLBAR,
_NET_WM_WINDOW_TYPE_UTILITY,
_SWM_WM_STATE_MANUAL,
SWM_EWMH_HINT_MAX
};
struct ewmh_hint {
char *name;
xcb_atom_t atom;
} ewmh[SWM_EWMH_HINT_MAX] = {
/* must be in same order as in the enum */
{"_NET_ACTIVE_WINDOW", XCB_ATOM_NONE},
{"_NET_CLIENT_LIST", XCB_ATOM_NONE},
{"_NET_CLOSE_WINDOW", XCB_ATOM_NONE},
{"_NET_CURRENT_DESKTOP", XCB_ATOM_NONE},
{"_NET_DESKTOP_GEOMETRY", XCB_ATOM_NONE},
{"_NET_DESKTOP_NAMES", XCB_ATOM_NONE},
{"_NET_DESKTOP_VIEWPORT", XCB_ATOM_NONE},
{"_NET_MOVERESIZE_WINDOW", XCB_ATOM_NONE},
{"_NET_NUMBER_OF_DESKTOPS", XCB_ATOM_NONE},
{"_NET_REQUEST_FRAME_EXTENTS", XCB_ATOM_NONE},
{"_NET_RESTACK_WINDOW", XCB_ATOM_NONE},
{"_NET_WM_ACTION_ABOVE", XCB_ATOM_NONE},
{"_NET_WM_ACTION_CLOSE", XCB_ATOM_NONE},
{"_NET_WM_ACTION_FULLSCREEN", XCB_ATOM_NONE},
{"_NET_WM_ACTION_MOVE", XCB_ATOM_NONE},
{"_NET_WM_ACTION_RESIZE", XCB_ATOM_NONE},
{"_NET_WM_ALLOWED_ACTIONS", XCB_ATOM_NONE},
{"_NET_WM_DESKTOP", XCB_ATOM_NONE},
{"_NET_WM_FULL_PLACEMENT", XCB_ATOM_NONE},
{"_NET_WM_NAME", XCB_ATOM_NONE},
{"_NET_WM_STATE", XCB_ATOM_NONE},
{"_NET_WM_STATE_ABOVE", XCB_ATOM_NONE},
{"_NET_WM_STATE_FULLSCREEN", XCB_ATOM_NONE},
{"_NET_WM_STATE_HIDDEN", XCB_ATOM_NONE},
{"_NET_WM_STATE_MAXIMIZED_VERT", XCB_ATOM_NONE},
{"_NET_WM_STATE_MAXIMIZED_HORZ", XCB_ATOM_NONE},
{"_NET_WM_STATE_SKIP_PAGER", XCB_ATOM_NONE},
{"_NET_WM_STATE_SKIP_TASKBAR", XCB_ATOM_NONE},
{"_NET_WM_WINDOW_TYPE", XCB_ATOM_NONE},
{"_NET_WM_WINDOW_TYPE_DIALOG", XCB_ATOM_NONE},
{"_NET_WM_WINDOW_TYPE_DOCK", XCB_ATOM_NONE},
{"_NET_WM_WINDOW_TYPE_NORMAL", XCB_ATOM_NONE},
{"_NET_WM_WINDOW_TYPE_SPLASH", XCB_ATOM_NONE},
{"_NET_WM_WINDOW_TYPE_TOOLBAR", XCB_ATOM_NONE},
{"_NET_WM_WINDOW_TYPE_UTILITY", XCB_ATOM_NONE},
{"_SWM_WM_STATE_MANUAL", XCB_ATOM_NONE},
};
/* EWMH source type */
enum {
EWMH_SOURCE_TYPE_NONE = 0,
EWMH_SOURCE_TYPE_NORMAL = 1,
EWMH_SOURCE_TYPE_OTHER = 2,
};
/* Cursors */
enum {
XC_FLEUR,
XC_LEFT_PTR,
XC_BOTTOM_LEFT_CORNER,
XC_BOTTOM_RIGHT_CORNER,
XC_SIZING,
XC_TOP_LEFT_CORNER,
XC_TOP_RIGHT_CORNER,
XC_MAX
};
struct cursors {
char *name; /* Name used by Xcursor .*/
uint8_t cf_char; /* cursorfont index. */
xcb_cursor_t cid;
} cursors[XC_MAX] = {
{"fleur", XC_fleur, XCB_CURSOR_NONE},
{"left_ptr", XC_left_ptr, XCB_CURSOR_NONE},
{"bottom_left_corner", XC_bottom_left_corner, XCB_CURSOR_NONE},
{"bottom_right_corner", XC_bottom_right_corner, XCB_CURSOR_NONE},
{"sizing", XC_sizing, XCB_CURSOR_NONE},
{"top_left_corner", XC_top_left_corner, XCB_CURSOR_NONE},
{"top_right_corner", XC_top_right_corner, XCB_CURSOR_NONE},
};
#define SWM_TEXTFRAGS_MAX (SWM_BAR_MAX/4)
struct text_fragment {
char *text;
int length;
int font;
int width;
int fg;
int bg;
};
/* bar section */
struct bar_section {
char fmtrep[SWM_BAR_MAX * 2];
char fmtsplit[SWM_BAR_MAX * 2];
struct text_fragment frag[SWM_TEXTFRAGS_MAX];
bool fit_to_text;
int justify;
int weight;
int start;
int width;
int text_start;
int text_width;
int nfrags;
/* Needed for legacy font */
int height;
int ypos;
};
struct bar_section *bsect = NULL;
int maxsect = 0;
int numsect;
#define SWM_SPAWN_OPTIONAL 0x1
/* spawn */
struct spawn_prog {
TAILQ_ENTRY(spawn_prog) entry;
char *name;
int argc;
char **argv;
int flags;
};
TAILQ_HEAD(spawn_list, spawn_prog) spawns = TAILQ_HEAD_INITIALIZER(spawns);
enum {
FN_F_NOREPLAY = 0x1,
};
/* User callable function IDs. */
enum actionid {
FN_BAR_TOGGLE,
FN_BAR_TOGGLE_WS,
FN_BUTTON2,
FN_CYCLE_LAYOUT,
FN_FLIP_LAYOUT,
FN_FLOAT_TOGGLE,
FN_FOCUS,
FN_FOCUS_MAIN,
FN_FOCUS_NEXT,
FN_FOCUS_PREV,
FN_FOCUS_URGENT,
FN_FULLSCREEN_TOGGLE,
FN_MAXIMIZE_TOGGLE,
FN_HEIGHT_GROW,
FN_HEIGHT_SHRINK,
FN_ICONIFY,
FN_LAYOUT_VERTICAL,
FN_LAYOUT_HORIZONTAL,
FN_LAYOUT_MAX,
FN_MASTER_SHRINK,
FN_MASTER_GROW,
FN_MASTER_ADD,
FN_MASTER_DEL,
FN_MOVE,
FN_MOVE_DOWN,
FN_MOVE_LEFT,
FN_MOVE_RIGHT,
FN_MOVE_UP,
FN_MVRG_1,
FN_MVRG_2,
FN_MVRG_3,
FN_MVRG_4,
FN_MVRG_5,
FN_MVRG_6,
FN_MVRG_7,
FN_MVRG_8,
FN_MVRG_9,