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#include <assert.h>
#include <errno.h>
#include <libgen.h>
#include <locale.h>
#include <stdarg.h>
#include <signal.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <err.h>
#include <sys/types.h>
#include <sys/wait.h>
#include <sys/stat.h>
#include <X11/cursorfont.h>
#include <X11/keysym.h>
#include <X11/Xatom.h>
#include <X11/Xlib.h>
#include <X11/Xproto.h>
#include <X11/Xutil.h>
#include <linux/limits.h>
#ifdef XINERAMA
#include <X11/extensions/Xinerama.h>
#endif /* XINERAMA */
#ifdef XFT
#include <X11/Xft/Xft.h>
#include <pango/pango.h>
#include <pango/pangoxft.h>
#include <pango/pango-font.h>
#endif
/* macros */
#define BUTTONMASK (ButtonPressMask|ButtonReleaseMask)
#define CLEANMASK(mask) (mask & ~(numlockmask|LockMask))
#define INRECT(X,Y,RX,RY,RW,RH) ((X) >= (RX) && (X) < (RX) + (RW) && (Y) >= (RY) && (Y) < (RY) + (RH))
#define ISVISIBLE(C) ((C->issticky) || (C->tags & C->mon->tagset[C->mon->seltags]))
#define LENGTH(X) (sizeof X / sizeof X[0])
#ifndef MAX
#define MAX(A, B) ((A) > (B) ? (A) : (B))
#endif
#ifndef MIN
#define MIN(A, B) ((A) < (B) ? (A) : (B))
#endif
#define MAXCOLORS 12
#define MOUSEMASK (BUTTONMASK|PointerMotionMask)
#define WIDTH(X) ((X)->w + 2 * (X)->bw)
#define HEIGHT(X) ((X)->h + 2 * (X)->bw)
#define TAGMASK ((1 << LENGTH(tags)) - 1)
#define TEXTW(X) (textnw(X, strlen(X)) + dc.font.height)
#define TEXTW2(X) (textnw(X, strlen(X)))
#define ROOT RootWindow(dpy, DefaultScreen(dpy))
#define zcalloc(size) calloc(1, (size))
#define IFREE(x) if(x) free(x)
#define XEMBED_EMBEDDED_NOTIFY 0
#define ATOM(a) XInternAtom(dpy, (a), False)
/* enums */
enum { CurNormal, CurResize, CurMove, CurLast }; /* cursor */
enum { ColBorder, ColFG, ColBG, ColLast }; /* color */
enum { NetSupported, NetWMName, NetWMState,
NetWMFullscreen, NetSystemTray, KdeWMSysTrayWindow, NetLast }; /* EWMH atoms */
enum { WMProtocols, WMDelete, WMState, WMLast }; /* default atoms */
enum { ClkTagBar, ClkLtSymbol, ClkStatusText, ClkWinTitle,
ClkClientWin, ClkRootWin, ClkLast }; /* clicks */
typedef union {
int i;
unsigned int ui;
float f;
const void *v;
} Arg;
typedef struct {
unsigned int click;
unsigned int mask;
unsigned int button;
void (*func)(const Arg *arg);
const Arg arg;
} Button;
typedef struct Monitor Monitor;
typedef struct Client Client;
struct Client {
char name[256];
float mina, maxa;
int x, y, w, h;
int oldx, oldy, oldw, oldh;
int fw, fh;
int basew, baseh, incw, inch, maxw, maxh, minw, minh;
int bw, oldbw;
int tw;
unsigned int tags;
Bool isfullscreen, isfixed, isfloating, isborder, iswidget, isbelow, isabove, iszombie, issticky, isurgent, oldstate;
Client *next;
Client *snext;
Monitor *mon;
Window win;
};
typedef struct {
int x, y, w, h;
unsigned long colors[MAXCOLORS][ColLast];
Drawable drawable;
GC gc;
#ifdef XFT
XftDraw *xftdrawable;
XftColor xftcolors[MAXCOLORS][ColLast];
PangoContext *pgc;
PangoLayout *plo;
PangoFontDescription *pfd;
#endif
struct {
int ascent;
int descent;
int height;
#ifndef XFT
XFontSet set;
XFontStruct *xfont;
#endif
} font;
} DC; /* draw context */
typedef struct {
unsigned int mod;
KeySym keysym;
void (*func)(const Arg *);
const Arg arg;
} Key;
typedef struct {
const char *icon;
const char *symbol;
void (*arrange)(Monitor *);
} Layout;
typedef struct
{
int x, y, w, h;
} Edge;
struct Monitor {
char ltsymbol[16];
float mfact;
int num;
int bx, by, bw, bh; /* bar geometry */
int mx, my, mw, mh; /* screen size */
int wx, wy, ww, wh; /* window area */
int ox, oy, ow, oh; /* original sizes */
unsigned int seltags;
unsigned int sellt;
unsigned int tagset[2];
Bool showbar;
Bool showbartoggle; /* manual toggling */
Bool topbar;
Client *clients;
Client *sel;
Client *stack;
Monitor *next;
Window barwin;
const Layout *lt[2];
const Layout *olt;
int primary;
int status;
Edge *margin;
Edge *edge;
int titlebarbegin;
int titlebarend;
};
typedef struct {
const char *class;
const char *instance;
const char *title;
unsigned int tags;
Bool isfloating, iswidget, isbelow, isabove, iszombie, issticky, isborder;
int monitor;
} Rule;
/* System tray */
typedef struct Systray Systray;
struct Systray {
Window win;
XRectangle geo;
Systray *next, *prev;
};
Systray *trayicons;
Window traywin;
#define XEMBED_MAPPED (1 << 0)
#define XEMBED_WINDOW_ACTIVATE 1
#define XEMBED_WINDOW_DEACTIVATE 2
static unsigned int occ = 0;
typedef struct menuCtx {
char *title;
const struct menuCtx *ctx;
void (*func)(const Arg *);
const Arg arg;
} menuCtx;
typedef struct menu_t {
Window win;
int x, y, w, h;
Drawable drawable;
struct menu_t *next, *child;
const struct menuCtx *ctx;
int sel;
int sely; /* hack :) */
} menu_t;
static menu_t *menu = NULL;
static menu_t *cmenu = NULL;
/* function declarations */
static void togglemenu(const Arg *arg);
static void menu_up(const Arg *arg);
static void menu_down(const Arg *arg);
static void menu_next(const Arg *arg);
static void menu_prev(const Arg *arg);
static void menu_accept(const Arg *arg);
static void drawicon(const char *file, size_t col_index, unsigned int *width, unsigned int *height);
static void applyrules(Client *c);
static Bool applysizehints(Client *c, int *x, int *y, int *w, int *h, Bool interact);
static void arrange(Monitor *m);
static void arrangemon(Monitor *m);
static void attach(Client *c);
static void attachend(Client *c);
static void attachstack(Client *c);
static void attachstackend(Client *c);
static void buttonpress(XEvent *e);
static void checkotherwm(void);
static void cleanup(void);
static void cleanupmon(Monitor *mon);
static void clearurgent(Client *c);
static void clientmessage(XEvent *e);
static void configure(Client *c);
static void configurenotify(XEvent *e);
static void configurerequest(XEvent *e);
static Monitor *createmon(void);
static void destroynotify(XEvent *e);
static void detach(Client *c);
static void detachstack(Client *c);
static void die(const char *errstr, ...);
static Monitor *dirtomon(int dir);
static void drawbar(Monitor *m);
static void drawbars(void);
static void drawvline(size_t col_index);
static void drawhline(size_t col_index);
static void drawcoloredtext(char *text);
// static void drawsquare(Bool filled, Bool empty, unsigned long col[ColLast]);
static void drawsquare(Bool filled, Bool empty, Bool invert, size_t col_index);
static void drawtext(const char *text, size_t col_index, Bool pad);
static void drawnull(size_t col_index);
// static void drawtext(const char *text, unsigned long col[ColLast], Bool invert, Bool pad);
static void enternotify(XEvent *e);
static void motionnotify(XEvent *e);
static void expose(XEvent *e);
static void focus(Client *c);
static void focusin(XEvent *e);
static void focusmon(Monitor *m);
static void focusmonitor(const Arg *arg);
static void focusstack(const Arg *arg);
#ifndef XFT
static unsigned long getcolor(const char *colstr);
#else
static unsigned long getcolor(const char *colstr, XftColor *color);
#endif
static Bool getrootptr(int *x, int *y);
static long getstate(Window w);
static Bool gettextprop(Window w, Atom atom, char *text, unsigned int size);
static void grabbuttons(Client *c, Bool focused);
static void grabkeys(void);
static void initfont(const char *fontstr);
static Bool isprotodel(Client *c);
static void keypress(XEvent *e);
static void killclient(const Arg *arg);
static void launcher(const Arg *arg);
static void manage(Window w, XWindowAttributes *wa);
static void mappingnotify(XEvent *e);
static void maprequest(XEvent *e);
static void monocle(Monitor *m);
static void movemouse(const Arg *arg);
static Client *nexttiled(Client *c);
static Monitor *ptrtomon(int x, int y);
static void propertynotify(XEvent *e);
static pid_t shexec(const char *cmd);
static void quit(const Arg *arg);
static void togglesticky(const Arg *arg);
static void resize(Client *c, int x, int y, int w, int h, Bool interact);
static void resizeclient(Client *c, int x, int y, int w, int h);
static void resizemouse(const Arg *arg);
static void restack(Monitor *m);
static void run(Bool);
static void scan(void);
static void sendmon(Client *c, Monitor *m);
static void setclientstate(Client *c, long state);
static void setlayout(const Arg *arg);
static void togglelayout(const Arg *arg);
static void setmfact(const Arg *arg);
static void setup(void);
static void showhide(Client *c);
static void sigchld(int unused);
static void spawn(const Arg *arg);
static pid_t tpawn(const char *format, ...);
static void tag(const Arg *arg);
static void tagmon(const Arg *arg);
static int textnw(const char *text, unsigned int len);
static void tile(Monitor *);
static void grid(Monitor *m);
static void bstack(Monitor *m);
static void togglebar(const Arg *arg);
static void togglebarm(Monitor *m, int toggle);
static void togglefloating(const Arg *arg);
static void toggletag(const Arg *arg);
static void toggleview(const Arg *arg);
static void togglefullscreen(const Arg *arg);
static void unfocus(Client *c, Bool setfocus);
static void unmanage(Client *c, Bool destroyed);
static void unmapnotify(XEvent *e);
static Bool updategeom(void);
static void updatebarpos(Monitor *m);
static void updatebars(void);
static void updatenumlockmask(void);
static void updatesizehints(Client *c);
static void updatestatus(void);
static void updatetitle(Client *c);
static void updatewmhints(Client *c);
static void view(const Arg *arg);
static Client *wintoclient(Window w);
static Monitor *wintomon(Window w);
static int xerror(Display *dpy, XErrorEvent *ee);
static int xerrordummy(Display *dpy, XErrorEvent *ee);
static int xerrorstart(Display *dpy, XErrorEvent *ee);
static void zoom(const Arg *arg);
static void cyclezoom(const Arg *arg);
static void view_next_tag(const Arg *);
static void view_prev_tag(const Arg *);
static void view_adjacent_tag(const Arg *, int);
static void restart(const Arg *arg);
static void bstackhoriz(Monitor *m);
static void movestack(const Arg *arg);
static void focusonclick(const Arg *arg);
static void closeonclick(const Arg *arg);
static void prevlayout(const Arg *arg);
static void nextlayout(const Arg *arg);
static Bool systray_acquire(void);
static void systray_add(Window win);
static void systray_del(Systray *s);
static void systray_freeicons(void);
static Systray *systray_find(Window win);
static int systray_get_width(void);
static void systray_update(void);
static void systray_state(Systray *s);
static void setwinstate(Window win, long state);
static long ewmh_get_xembed_state(Window win);
static void dwm_send_message(Window d, Window w, char *atom, long d0, long d1, long d2, long d3, long d4);
typedef unsigned char uchar;
typedef unsigned long ulong;
/* variables */
static const char broken[] = "broken";
static char stext[256];
static int screen;
static int sw, sh; /* X display screen geometry width, height */
static int bh, blw = 0; /* bar geometry */
static int (*xerrorxlib)(Display *, XErrorEvent *);
static unsigned int numlockmask = 0;
unsigned int tagcount = 0;
static void (*handler[LASTEvent]) (XEvent *) = {
[ButtonPress] = buttonpress,
[ClientMessage] = clientmessage,
[ConfigureRequest] = configurerequest,
[ConfigureNotify] = configurenotify,
[DestroyNotify] = destroynotify,
[EnterNotify] = enternotify,
[MotionNotify] = motionnotify,
[Expose] = expose,
[FocusIn] = focusin,
[KeyPress] = keypress,
[MappingNotify] = mappingnotify,
[MapRequest] = maprequest,
[PropertyNotify] = propertynotify,
[UnmapNotify] = unmapnotify
};
/* atoms */
Atom wmatom[WMLast] , netatom[NetLast];
static Bool otherwm;
static Bool running = True;
static Cursor cursor[CurLast];
Display *dpy;
DC dc;
Monitor *mons = NULL, *selmon = NULL;
Window root;
/* configuration, allows nested code to access above variables */
#include "version.h"
#include "config.h"
/* compile-time check if all tags fit into an unsigned int bit array. */
struct NumTags { char limitexceeded[LENGTH(tags) > 31 ? -1 : 1]; };
/* function implementations */
void
applyrules(Client *c) {
const char *class, *instance;
unsigned int i;
const Rule *r;
Monitor *m;
XClassHint ch = { 0 };
/* rule matching */
c->iswidget = False;
c->isbelow = False;
c->isabove = False;
c->iszombie = False;
c->issticky = False;
c->isborder = True;
c->isfloating = c->tags = 0;
c->isfullscreen = False;
if(XGetClassHint(dpy, c->win, &ch)) {
class = ch.res_class ? ch.res_class : broken;
instance = ch.res_name ? ch.res_name : broken;
for(i = 0; i < LENGTH(rules); i++) {
r = &rules[i];
if((!r->title || strstr(c->name, r->title))
&& (!r->class || strstr(class, r->class))
&& (!r->instance || strstr(instance, r->instance)))
{
c->isfloating = r->isfloating;
c->iswidget = r->iswidget;
c->isbelow = r->isbelow;
c->isabove = r->isabove;
c->iszombie = r->iszombie;
c->issticky = r->issticky;
c->isborder = r->isborder;
c->tags |= r->tags;
for(m = mons; m && m->num != r->monitor; m = m->next);
if(m)
c->mon = m;
}
}
if(ch.res_class)
XFree(ch.res_class);
if(ch.res_name)
XFree(ch.res_name);
}
c->tags = c->tags & TAGMASK ? c->tags & TAGMASK : c->mon->tagset[c->mon->seltags];
}
Bool
applysizehints(Client *c, int *x, int *y, int *w, int *h, Bool interact) {
Bool baseismin;
Monitor *m = c->mon;
/* set minimum possible */
*w = MAX(1, *w);
*h = MAX(1, *h);
if(interact) {
if(*x > sw)
*x = sw - WIDTH(c);
if(*y > sh)
*y = sh - HEIGHT(c);
if(*x + *w + 2 * c->bw < 0)
*x = 0;
if(*y + *h + 2 * c->bw < 0)
*y = 0;
}
else {
if(*x > m->mx + m->mw)
*x = m->mx + m->mw - WIDTH(c);
if(*y > m->my + m->mh)
*y = m->my + m->mh - HEIGHT(c);
if(*x + *w + 2 * c->bw < m->mx)
*x = m->mx;
if(*y + *h + 2 * c->bw < m->my)
*y = m->my;
}
if(*h < bh)
*h = bh;
if(*w < bh)
*w = bh;
if(resizehints || c->isfloating) {
/* see last two sentences in ICCCM 4.1.2.3 */
baseismin = c->basew == c->minw && c->baseh == c->minh;
if(!baseismin) { /* temporarily remove base dimensions */
*w -= c->basew;
*h -= c->baseh;
}
/* adjust for aspect limits */
if(c->mina > 0 && c->maxa > 0) {
if(c->maxa < (float)*w / *h)
*w = *h * c->maxa + 0.5;
else if(c->mina < (float)*h / *w)
*h = *w * c->mina + 0.5;
}
if(baseismin) { /* increment calculation requires this */
*w -= c->basew;
*h -= c->baseh;
}
/* adjust for increment value */
if(c->incw)
*w -= *w % c->incw;
if(c->inch)
*h -= *h % c->inch;
/* restore base dimensions */
*w += c->basew;
*h += c->baseh;
*w = MAX(*w, c->minw);
*h = MAX(*h, c->minh);
if(c->maxw)
*w = MIN(*w, c->maxw);
if(c->maxh)
*h = MIN(*h, c->maxh);
}
return *x != c->x || *y != c->y || *w != c->w || *h != c->h;
}
void
arrange(Monitor *m) {
if(m)
showhide(m->stack);
else for(m = mons; m; m = m->next)
showhide(m->stack);
focus(NULL);
if(m)
arrangemon(m);
else for(m = mons; m; m = m->next)
arrangemon(m);
}
void
arrangemon(Monitor *m) {
strncpy(m->ltsymbol, m->lt[m->sellt]->symbol, sizeof m->ltsymbol);
if(m->lt[m->sellt]->arrange)
m->lt[m->sellt]->arrange(m);
restack(m);
}
void
attach(Client *c) {
c->next = c->mon->clients;
c->mon->clients = c;
}
void
attachend(Client *c) {
Client *e = c->mon->clients;
if(!e)
{
attach(c);
return;
}
while(e->next)
e = e->next;
e->next = c;
c->next = NULL;
}
void
attachstack(Client *c) {
c->snext = c->mon->stack;
c->mon->stack = c;
}
void
attachstackend(Client *c) {
Client *e = c->mon->stack;
if(!e)
{
attachstack(c);
return;
}
while(e->snext)
e = e->snext;
e->snext = c;
c->snext = NULL;
}
void
nextlayout(const Arg *arg) {
Layout *l;
for (l=(Layout *)layouts;l != selmon->lt[selmon->sellt];l++);
if (l->symbol && (l + 1)->symbol)
setlayout(&((Arg) { .v = (l + 1) }));
else
setlayout(&((Arg) { .v = layouts }));
}
void
prevlayout(const Arg *arg) {
Layout *l;
for (l=(Layout *)layouts;l != selmon->lt[selmon->sellt];l++);
if (l != layouts && (l - 1)->symbol)
setlayout(&((Arg) { .v = (l - 1) }));
else
setlayout(&((Arg) { .v = &layouts[LENGTH(layouts) - 2] }));
}
static menu_t* openmenupos( const menuCtx *ctx, int x, int y );
static void closemenu( menu_t *target );
static void
updatemenu( menu_t *m, int x, int y ) {
Drawable dble = dc.drawable;
int ow = dc.w, oh = dc.h, ox = dc.x, oy = dc.y;
size_t col;
if(!m) return;
const int osel = m->sel;
dc.drawable = m->drawable;
#ifdef XFT
XftDrawChange(dc.xftdrawable, dc.drawable);
#endif
size_t i;
dc.x = 0; dc.y = 0;
dc.w = m->w;
for(i = 0; m->ctx[i].title; ++i)
{
if (x > 0 && x < m->w &&
y > dc.y && y < dc.y + dc.font.height &&
strlen(m->ctx[i].title))
m->sel = i;
/* this check cause there is keyboard input too */
if(m->sel == i) { col = 9; m->sely = dc.y; }
else col = 10;
if(strlen(m->ctx[i].title))
{
dc.h = dc.font.height;
drawtext(m->ctx[i].title, col, False);
}
else { dc.h = 4; drawhline(11); }
dc.y += dc.h;
}
XCopyArea(dpy, dc.drawable, m->win, dc.gc, 0, 0, m->w, m->h, 0, 0);
XSync(dpy, False);
dc.w = ow; dc.h = oh; dc.x = ox; dc.y = oy;
dc.drawable = dble;
#ifdef XFT
XftDrawChange(dc.xftdrawable, dc.drawable);
#endif
/* only for mouse */
if(m->sel != osel)
{
if(m->child) { closemenu(m->child); m->child = NULL; }
if(m->ctx[m->sel].ctx != NULL)
m->child = openmenupos( m->ctx[m->sel].ctx, m->x + m->w, m->y + m->sely );
}
}
menu_t*
wintomenu( Window win )
{
menu_t *m;
if(!menu) return(NULL);
for( m = menu; m; m = m->next )
if(m->win == win) return(m);
return(NULL);
}
menu_t*
ctxtomenu( const menuCtx *ctx )
{
menu_t *m;
if(!menu) return(NULL);
for( m = menu; m; m = m->next )
if(m->ctx == ctx) return(m);
return(NULL);
}
static int
createmenu( menu_t *m, const menuCtx *ctx, int x, int y ) {
int valid = 0;
size_t i, j;
unsigned int modifiers[] = { 0, LockMask, numlockmask, numlockmask|LockMask };
KeyCode code;
if(ctxtomenu(ctx)) return(-1);
m->x = x;
m->y = y;
m->w = 0;
m->h = 0;
m->ctx = ctx;
m->sel = -1;
m->child= NULL;
for(i = 0; m->ctx[i].title; ++i)
{
#ifdef XFT
if(m->w < TEXTW2(m->ctx[i].title))
m->w = TEXTW2(m->ctx[i].title);
#else
if(m->w < TEXTW(m->ctx[i].title))
m->w = TEXTW(m->ctx[i].title);
#endif
if(strlen(m->ctx[i].title)) { m->h += dc.font.height; valid = 1; }
else m->h += 4;
}
if(i == 0 || !valid) return(-1);
XSetWindowAttributes wattr;
wattr.override_redirect = True;
wattr.background_pixmap = ParentRelative;
wattr.event_mask = ButtonPressMask|ExposureMask;
m->win = XCreateWindow(dpy, root, m->x, m->y, m->w, m->h, 0, DefaultDepth(dpy, screen), CopyFromParent, DefaultVisual(dpy, screen), CWBackPixmap|CWOverrideRedirect|CWEventMask, &wattr);
XSelectInput(dpy, m->win, PointerMotionMask|ButtonPressMask|KeyPressMask);
XDefineCursor(dpy, m->win, cursor[CurNormal]);
XMapRaised(dpy, m->win);
m->drawable = XCreatePixmap(dpy, root, m->w, m->h, DefaultDepth(dpy, screen));
updatemenu(m, m->x, m->y);
if(selmon && selmon->sel)
{ grabbuttons(selmon->sel,False); XSetInputFocus(dpy, root, RevertToPointerRoot, CurrentTime); XSync(dpy,False); }
/* keyboard input */
updatenumlockmask();
{
XUngrabKey(dpy, AnyKey, AnyModifier, m->win);
for(i = 0; i < LENGTH(menu_keys); i++) {
if((code = XKeysymToKeycode(dpy, menu_keys[i].keysym)))
for(j = 0; j < LENGTH(modifiers); j++)
XGrabKey(dpy, code, menu_keys[i].mod | modifiers[j], m->win,
True, GrabModeAsync, GrabModeAsync);
}
}
XSetInputFocus(dpy, m->win, RevertToPointerRoot, CurrentTime);
return(0);
}
static menu_t*
openmenupos( const menuCtx *ctx, int x, int y ) {
menu_t **m, *mm;
m = &menu;
mm = menu;
for(; mm; mm = mm->next)
m = &mm->next;
*m = calloc(1, sizeof(menu_t));
if(!*m)
return NULL;
(*m)->next = NULL;
if(createmenu(*m, ctx, x, y) == -1)
{ free(*m); *m = NULL; }
return *m;
}
static menu_t*
openmenu( const menuCtx *ctx ) {
int x, y;
getrootptr( &x, &y );
return openmenupos( ctx, x, y );
}
static void
closemenu( menu_t *target )
{
menu_t **m, *mm;
if(!target) return;
/* this is not valid child anymore */
for( mm = menu; mm; mm = mm->next )
if(mm->child == target) mm->child = NULL;
/* close childs */
for( mm = target->child; mm; mm = mm->child )
closemenu( mm );
/* remove */
m = &menu;
for( mm = menu; mm && mm->next && mm->next != target; mm = mm->next )
m = &mm;
(*m)->next = target->next;
XSetInputFocus(dpy, (*m)->win, RevertToPointerRoot, CurrentTime);
XFreePixmap(dpy, target->drawable);
XDestroyWindow(dpy, target->win);
free(target);
XSync(dpy, False);
}
static void
closemenus(void) {
if(!menu) return;
menu_t *m = menu, *next = NULL;
while(m)
{
XDestroyWindow(dpy, m->win);
next = m->next; free(m);
m = next;
}
XSync(dpy, False);
menu = NULL;
}
static void
buttonmenu( menu_t *m, int x, int y )
{
if(!m) return;
updatemenu(m, x, y);
if(m->sel == -1) return;
if(!m->ctx[m->sel].func) return;
m->ctx[m->sel].func(&m->ctx[m->sel].arg);
closemenus();
}
void
togglemenu(const Arg *arg) {
if(!menu)
openmenu(&rootMenu[0]);
else
closemenus();
}
void
menu_up(const Arg *arg) {
size_t i;
cmenu->sel--;
if(cmenu->sel < 0)
for(i = 0; cmenu->ctx[i].title; i++) cmenu->sel = i;
updatemenu(cmenu, 0, 0);
while(!strlen(cmenu->ctx[cmenu->sel].title)) menu_up(0);
}
void
menu_down(const Arg *arg) {
cmenu->sel++;
if(!cmenu->ctx[cmenu->sel].title) cmenu->sel = 0;
updatemenu(cmenu, 0, 0);
while(!strlen(cmenu->ctx[cmenu->sel].title)) menu_down(0);
}
void
menu_next(const Arg *arg) {
if(cmenu->sel > -1)
{
if(cmenu->child) { closemenu(cmenu->child); cmenu->child = NULL; }
if(cmenu->ctx[cmenu->sel].ctx)
{
cmenu->child = openmenupos( cmenu->ctx[cmenu->sel].ctx, cmenu->x + cmenu->w, cmenu->y + cmenu->sely );
if(!cmenu->child) return;
cmenu->child->sel = 0;
updatemenu(cmenu->child, 0, 0);
}
}
}
void
menu_prev(const Arg *arg) {
if(cmenu != menu) closemenu(cmenu);
}
void
menu_accept(const Arg *arg) {
buttonmenu(cmenu, 0, 0);
}
void
buttonpress(XEvent *e) {
unsigned int i, x, click;
Arg arg = {0};
Client *c = NULL;
Monitor *m;
menu_t *mm;
XButtonPressedEvent *ev = &e->xbutton;
click = ClkRootWin;
if(ev->button == Button1)
{
if(menu)
{
if(!(mm = wintomenu(ev->window)))
{
closemenus();
} else
{ buttonmenu(mm, ev->x, ev->y); return; }
}
}
if(!autofocusmonitor)
{
// focus monitor if necessary
if((m = wintomon(ev->window)) && m != selmon) {
unfocus(selmon->sel, True);
focusmon(m);
}
}
if(ev->window == selmon->barwin) {
i = x = 0;
do {
if(autohide) {
if((occ & 1 << i ) || (m->tagset[m->seltags] & 1 << i))
x += TEXTW(tags[i]);
}
else
x += TEXTW(tags[i]);
} while(ev->x >= x && ++i < LENGTH(tags));
if(i < LENGTH(tags)) {
if(autohide) {
if((occ & 1 << i ) || (m->tagset[m->seltags] & 1 << i))
{
click = ClkTagBar;
arg.ui = 1 << i;
}
}
else {
click = ClkTagBar;
arg.ui = 1 << i;
}
}
else if(ev->x < x + blw)
click = ClkLtSymbol;
else if(ev->x > selmon->titlebarend)
click = ClkStatusText;
else{
arg.ui = ev->x;
click = ClkWinTitle;
}
}
else if((c = wintoclient(ev->window))) {
if(clicktofocus)
{
focusmon(c->mon);
focus(c);
}
click = ClkClientWin;
}
for(i = 0; i < LENGTH(buttons); i++)
if(click == buttons[i].click && buttons[i].func && buttons[i].button == ev->button
&& CLEANMASK(buttons[i].mask) == CLEANMASK(ev->state))
buttons[i].func((click == ClkTagBar || click == ClkWinTitle || click == ClkClientWin) && buttons[i].arg.i == 0 ? &arg : &buttons[i].arg);
}
void
checkotherwm(void) {
otherwm = False;
xerrorxlib = XSetErrorHandler(xerrorstart);
XSelectInput(dpy, DefaultRootWindow(dpy), SubstructureRedirectMask);
XSync(dpy, False);
if(otherwm)
die("dwm: another window manager is already running\n");
XSetErrorHandler(xerror);
XSync(dpy, False);
}
void
cleanup(void) {
Arg a = {.ui = ~0};
Layout foo = { "", NULL };
Monitor *m;
systray_freeicons();
view(&a);
selmon->lt[selmon->sellt] = &foo;
for(m = mons; m; m = m->next)
while(m->stack)
unmanage(m->stack, False);
#ifndef XFT
if(dc.font.set)
XFreeFontSet(dpy, dc.font.set);
else
XFreeFont(dpy, dc.font.xfont);
#endif
XUngrabKey(dpy, AnyKey, AnyModifier, root);
XFreePixmap(dpy, dc.drawable);
XFreeGC(dpy, dc.gc);
XFreeCursor(dpy, cursor[CurNormal]);
XFreeCursor(dpy, cursor[CurResize]);
XFreeCursor(dpy, cursor[CurMove]);
while(mons)
cleanupmon(mons);
XSync(dpy, False);
XSetInputFocus(dpy, PointerRoot, RevertToPointerRoot, CurrentTime);
}
void
cleanupmon(Monitor *mon) {
Monitor *m;
if(mon == mons)
mons = mons->next;
else {
for(m = mons; m && m->next != mon; m = m->next);
m->next = mon->next;
}
XUnmapWindow(dpy, mon->barwin);
XDestroyWindow(dpy, mon->barwin);
free(mon);
}
void
clearurgent(Client *c) {
XWMHints *wmh;
c->isurgent = False;
if(!(wmh = XGetWMHints(dpy, c->win)))
return;
wmh->flags &= ~XUrgencyHint;
XSetWMHints(dpy, c->win, wmh);
XFree(wmh);
}
void
configure(Client *c) {
XConfigureEvent ce;
ce.type = ConfigureNotify;
ce.display = dpy;
ce.event = c->win;
ce.window = c->win;
ce.x = c->x;
ce.y = c->y;
ce.width = c->w;
ce.height = c->h;
ce.border_width = c->bw;
ce.above = None;
ce.override_redirect = False;
XSendEvent(dpy, c->win, False, StructureNotifyMask, (XEvent *)&ce);
}
void
configurenotify(XEvent *e) {
Monitor *m;
XConfigureEvent *ev = &e->xconfigure;
if(ev->window == root) {
sw = ev->width;
sh = ev->height;
if(updategeom()) {
if(dc.drawable != 0)
XFreePixmap(dpy, dc.drawable);
dc.drawable = XCreatePixmap(dpy, root, sw, bh, DefaultDepth(dpy, screen));
#ifdef XFT
XftDrawChange(dc.xftdrawable, dc.drawable);
#endif
updatebars();
for(m = mons; m; m = m->next)
XMoveResizeWindow(dpy, m->barwin, m->bx, m->by, m->bw, m->bh);
arrange(NULL);
}
}
}
void
configurerequest(XEvent *e) {
Client *c;
Monitor *m;
XConfigureRequestEvent *ev = &e->xconfigurerequest;
XWindowChanges wc;
if((c = wintoclient(ev->window))) {
if(ev->value_mask & CWBorderWidth)
c->bw = ev->border_width;
else if(c->isfloating || !selmon->lt[selmon->sellt]->arrange) {
m = c->mon;
if(ev->value_mask & CWX)
c->x = m->mx + ev->x;
if(ev->value_mask & CWY)
c->y = m->my + ev->y;
if(ev->value_mask & CWWidth)
c->w = ev->width;
if(ev->value_mask & CWHeight)
c->h = ev->height;
if((c->x + c->w) > m->mx + m->mw && c->isfloating)
c->x = m->mx + (m->mw / 2 - c->w / 2); /* center in x direction */
if((c->y + c->h) > m->my + m->mh && c->isfloating)
c->y = m->my + (m->mh / 2 - c->h / 2); /* center in y direction */
if((ev->value_mask & (CWX|CWY)) && !(ev->value_mask & (CWWidth|CWHeight)))
configure(c);
if(ISVISIBLE(c))
XMoveResizeWindow(dpy, c->win, c->x, c->y, c->w, c->h);
}
else
configure(c);
}
else {
wc.x = ev->x;
wc.y = ev->y;
wc.width = ev->width;
wc.height = ev->height;
wc.border_width = ev->border_width;
wc.sibling = ev->above;
wc.stack_mode = ev->detail;
XConfigureWindow(dpy, ev->window, ev->value_mask, &wc);
}
XSync(dpy, False);
}
static Edge DEDGE = { 0, 0, 0, 0 };
Monitor *
createmon(void) {
Monitor *m;
if(!(m = (Monitor *)calloc(1, sizeof(Monitor))))
die("fatal: could not malloc() %u bytes\n", sizeof(Monitor));
m->tagset[0] = m->tagset[1] = 1;
m->mfact = mfact;
m->showbar = showbar;
m->topbar = topbar;
m->primary = 0;
m->status = 0;
m->lt[0] = &layouts[0];
m->lt[1] = &layouts[1 % LENGTH(layouts)];
m->olt = NULL;
m->edge = &DEDGE;
m->margin = &DEDGE;
strncpy(m->ltsymbol, layouts[0].symbol, sizeof m->ltsymbol);
return m;
}
void
destroynotify(XEvent *e) {
Client *c;
Systray *s;
XDestroyWindowEvent *ev = &e->xdestroywindow;
if((c = wintoclient(ev->window)))
unmanage(c, True);
if((s = systray_find(ev->window))){
systray_del(s);
systray_update();
}
}
void
detach(Client *c) {
Client **tc;
for(tc = &c->mon->clients; *tc && *tc != c; tc = &(*tc)->next);
*tc = c->next;
}
void
detachstack(Client *c) {
Client **tc, *t;
for(tc = &c->mon->stack; *tc && *tc != c; tc = &(*tc)->snext);
*tc = c->snext;
if(c == c->mon->sel) {
for(t = c->mon->stack; t && (!ISVISIBLE(t) || t->iswidget); t = t->snext);
c->mon->sel = t;
}
}
void
die(const char *errstr, ...) {
va_list ap;
va_start(ap, errstr);
vfprintf(stderr, errstr, ap);
va_end(ap);
exit(EXIT_FAILURE);
}
Monitor *
dirtomon(int dir) {
Monitor *m = NULL;
if(dir > 0) {
if(!(m = selmon->next))
m = mons;
}
else {
if(selmon == mons)
for(m = mons; m->next; m = m->next);
else
for(m = mons; m->next != selmon; m = m->next);
}
return m;
}
void
drawbar(Monitor *m) {
int x, a = 0, s= 0, ow, mw = 0, extra, tw;
unsigned int i, n = 0 , urg = 0;
occ = 0;
char posbuf[10];
size_t col;
Client *c, *firstvis, *lastvis = NULL;
/* reset bar */
/*
dc.x = 0;
dc.w = m->bw;
drawnull(0);
*/
for(c = m->clients; c; c = c->next) {
if(ISVISIBLE(c))
n++;
if(!c->iswidget)
{
occ |= c->tags;
if(c->isurgent)
urg |= c->tags;
}
}
dc.x = 0;
tagcount = 0;
for(i = 0; i < LENGTH(tags); i++) {
col = (m->tagset[m->seltags] & 1 << i) ? 1 : (urg & 1 << i) ? 2 : (occ & 1 << i) ? 3 : 0;
if(autohide) {
if((occ & 1 << i ) || (m->tagset[m->seltags] & 1 << i)) {
dc.w = TEXTW(tags[i]);
tagcount ++;
drawtext(tags[i], col , True);
dc.x += dc.w;
}
}
else {
dc.w = TEXTW(tags[i]);
drawtext(tags[i], col , True);
drawsquare(m == selmon && selmon->sel && selmon->sel->tags & 1 << i , occ & 1 << i, urg & 1 << i, col);
dc.x += dc.w;
}
}
if(!m->lt[m->sellt]->icon)
{
dc.w = blw = TEXTW(m->ltsymbol);
drawtext(m->ltsymbol, 4, True);
}
else
{
unsigned int w, h;
drawicon(m->lt[m->sellt]->icon, 4, &w, &h);
dc.w = blw = w;
}
dc.x += dc.w;
x = dc.x;
if(m == selmon) { // status is only drawn on selected monitor
if(m->lt[m->sellt]->arrange == monocle) {
dc.x = x;
for(c= nexttiled(m->clients), a = 0, s= 0; c; c= nexttiled(c->next), a++)
if(c == m->stack)
s = a;
if(!s && a)
s = a;
snprintf(posbuf, LENGTH(posbuf), "[%d/%d]", s, a);
dc.w = TEXTW2(posbuf) + 4;
drawtext(posbuf, 6, True);
x = dc.x + dc.w;
}
}
m->titlebarbegin = x;
#ifndef STATUS_MONITOR
if(((m == selmon || alwaysdrawstatus) && !inversestatus) || (inversestatus && m != selmon))
#else
if(m->status)
#endif
{
dc.w = 0;
char *buf = stext, *ptr = buf;
while( *ptr ) {
for( i = 0; *ptr < 0 || *ptr > MAXCOLORS; i++, ptr++);
dc.w += textnw(buf,i);
buf=++ptr;
}
dc.w += dc.font.height / 2;
dc.x = m->bw - dc.w;
if(systray_enable)
if(m->primary) dc.x = dc.x - systray_get_width(); // subtract systray width
if(dc.x < x) {
dc.x = x;
dc.w = m->bw - x;
}
drawcoloredtext(stext);
}
else
{ dc.x = m->bw; if(systray_enable) if(m->primary) dc.x -= systray_get_width(); }
for(c = m->clients; c && (!ISVISIBLE(c) || c->iswidget); c = c->next);
firstvis = c;
/* flush titlebar */
dc.w = dc.x - x;
dc.x = m->titlebarbegin;
drawnull(0);
/* add bit gap before status text / systray */
dc.w -= 4;
if (dc.w < 0) dc.w = 1; /* hopefully this does not happen */
if(n > 0) {
mw = dc.w / n;
extra = 0;
i = 0;
while(c) {
lastvis = c;
tw = TEXTW(c->name);
if(tw < mw) extra += (mw - tw); else i++;
for(c = c->next; c && (!ISVISIBLE(c) || c->iswidget); c = c->next);
}
if(i > 0) mw += extra / i;
c = firstvis;
x = dc.x;
}
while(dc.w > m->bh) {
if(c) {
ow = dc.w;
tw = TEXTW(c->name);
dc.w = MIN(ow, tw);
if(dc.w > mw) dc.w = mw;
//if(c == lastvis) dc.w = ow;
if(c == m->sel) dc.w = tw;
if(m->sel == c) drawtext(c->name, 5, True);
else drawtext(c->name, 6, True);
c->tw = dc.w; /* store title width */
if(c != firstvis)
drawvline(7);
dc.x += dc.w;
dc.w = ow - dc.w;
for(c = c->next; c && (!ISVISIBLE(c) || c->iswidget); c = c->next);
} else {
drawtext(NULL, 0, True);
break;
}
}
m->titlebarend = dc.x;
#if 0
if(m == selmon && m->sel && ISVISIBLE(m->sel) && !m->sel->iswidget) {
sel_win = True;
drawtext(m->sel->name, 5, True);
sel_win = False;
}
#endif
XCopyArea(dpy, dc.drawable, m->barwin, dc.gc, 0, 0, m->bw, m->bh, 0, 0);
XSync(dpy, False);
}
void
drawbars(void) {
Monitor *m;
for(m = mons; m; m = m->next)
drawbar(m);
}
void
drawvline(size_t col_index) {
XRectangle r = { dc.x , dc.y, 1, dc.h };
XSetForeground(dpy, dc.gc, dc.colors[col_index][ColBG]);
XFillRectangles(dpy, dc.drawable, dc.gc, &r, 1);
}
void
drawhline(size_t col_index) {
XGCValues gcv;
XRectangle r = { dc.x , dc.y, dc.w , dc.h };
XSetForeground(dpy, dc.gc, dc.colors[col_index][ColBG]);
XFillRectangles(dpy, dc.drawable, dc.gc, &r, 1);
gcv.foreground = dc.colors[col_index][ColFG];
XChangeGC(dpy, dc.gc, GCForeground, &gcv);
XDrawLine(dpy, dc.drawable, dc.gc, dc.x, dc.y + dc.h / 2, dc.w, dc.y + dc.h / 2);
}
void
drawcoloredtext(char *text) {
char *buf = text, *ptr = buf, c = 1;
size_t col = 0;
int i, ox = dc.x;
while( *ptr ) {
for( i = 0; *ptr < 0 || *ptr > MAXCOLORS; i++, ptr++);
if( !*ptr ) break;
c=*ptr;
*ptr=0;
if( i ) {
dc.w = selmon->ww - dc.x;
drawtext(buf, col, False);
dc.x += textnw(buf, i);
}
*ptr = c;
col = c-1;
buf = ++ptr;
}
drawtext(buf, col, False);
dc.x = ox;
}
/*void
drawsquare(Bool filled, Bool empty, size_t col_index) {
int x;
XGCValues gcv;
XRectangle r = { dc.x, dc.y, dc.w, dc.h };
gcv.foreground = dc.colors[col_index][ColFG];
XChangeGC(dpy, dc.gc, GCForeground, &gcv);
x = (dc.font.ascent + dc.font.descent + 2) / 4;
r.x = dc.x + 1;
r.y = dc.y + 1;
if(filled) {
r.width = r.height = x + 1;
XFillRectangles(dpy, dc.drawable, dc.gc, &r, 1);
}
else if(empty) {
r.width = r.height = x;
XDrawRectangles(dpy, dc.drawable, dc.gc, &r, 1);
}
}*/
void
drawicon(const char *file, size_t col_index, unsigned int *width, unsigned int *height) {
Pixmap icon;
unsigned int x, pw, ph;
int ix, iy;
x = dc.x;
icon = XCreatePixmap(dpy, dc.drawable, 12, 12, 1);
XReadBitmapFile(dpy, dc.drawable, file, &pw, &ph, &icon, &ix, &iy); pw += 3;
XSetForeground(dpy, dc.gc, dc.colors[col_index][ColBG]);
XFillRectangle(dpy, dc.drawable, dc.gc, x, 0, pw, bh);
XSetForeground(dpy, dc.gc, dc.colors[col_index][ColFG]);
XSetBackground(dpy, dc.gc, dc.colors[col_index][ColBG]);
XCopyPlane(dpy, icon, dc.drawable, dc.gc, ix, iy - 1, pw, bh, x, 1, 1);
*width = pw;
*height = ph;
}
void
drawsquare(Bool filled, Bool empty, Bool invert, size_t col_index) {
int x;
XGCValues gcv;
XRectangle r = { dc.x, dc.y, dc.w, dc.h };
gcv.foreground = dc.colors[col_index][invert ? ColBG : ColFG];
XChangeGC(dpy, dc.gc, GCForeground, &gcv);
x = (dc.font.ascent + dc.font.descent + 2) / 4;
r.x = dc.x + 1;
r.y = dc.y + 1;
if(filled) {
r.width = r.height = x + 1;
XFillRectangles(dpy, dc.drawable, dc.gc, &r, 1);
}
else if(empty) {
r.width = r.height = x;
XDrawRectangles(dpy, dc.drawable, dc.gc, &r, 1);
}
}
void
drawnull(size_t col_index) {
XRectangle r = { dc.x , dc.y, dc.w , dc.h };
XSetForeground(dpy, dc.gc, dc.colors[col_index][ColBG]);
XFillRectangles(dpy, dc.drawable, dc.gc, &r, 1);
}
void
drawtext(const char *text, size_t col_index, Bool pad) {
char buf[256];
int i, p, x, y, h, len, olen;
XRectangle r = { dc.x , dc.y, dc.w , dc.h };
XSetForeground(dpy, dc.gc, dc.colors[col_index][ColBG]);
XFillRectangles(dpy, dc.drawable, dc.gc, &r, 1);
if(!text)
return;
olen = strlen(text);
h = pad ? (dc.font.ascent + dc.font.descent) : 0;
#ifndef XFT
y = dc.y + ((dc.h + dc.font.ascent - dc.font.descent) / 2);
#else
y = dc.y + dc.h - dc.font.height;
#endif
x = dc.x + (h / 2);
/* shorten text if necessary */
for(len = MIN(olen, sizeof buf); len && textnw(text, len) > dc.w; len--);
if(!len)
return;
memcpy(buf, text, len);
if(len < olen) {
for(i = len - 1, p = 0; i; --i, ++p) {
if(buf[i] & 0x80) { /* 10xxxxxx */
if((buf[i] & 0x40) && (p >= 2)) { /* 11xxxxxx */
buf[i] = '.';
break;
}
buf[i] = '.';
}
else {
buf[i] = '.';
if(p == 2) break;
}
}
++p;
if (p > 3)
len -= p - 3;
}
#ifdef XFT
pango_layout_set_text(dc.plo, buf, len);
pango_xft_render_layout(dc.xftdrawable, &dc.xftcolors[col_index][ColFG], dc.plo, x * PANGO_SCALE, y * PANGO_SCALE);
#else
XSetForeground(dpy, dc.gc, dc.colors[col_index][ColFG]);
if(dc.font.set)
XmbDrawString(dpy, dc.drawable, dc.font.set, dc.gc, x, y, buf, len);
else
XDrawString(dpy, dc.drawable, dc.gc, x, y, buf, len);
#endif
}
void
enternotify(XEvent *e) {
Client *c;
Monitor *m;
XCrossingEvent *ev = &e->xcrossing;
if((ev->mode != NotifyNormal || ev->detail == NotifyInferior))
return;
if(!autofocusmonitor)
{
if((m = wintomon(ev->window)) && m != selmon) {
unfocus(selmon->sel, True);
focusmon(m);
}
}
else
{
if((m = wintomon(ev->window)) && m != selmon)
{ focusmon(m); drawbars(); }
}
if(!clicktofocus)
{
if((c = wintoclient(ev->window)))
focus(c);
}
}
void
motionnotify(XEvent *e) {
Monitor *m;
menu_t *mm;
XMotionEvent *ev = &e->xmotion;
if( (mm = wintomenu(ev->window)) )
{
updatemenu(mm, ev->x, ev->y);
return;
}
if(!autofocusmonitor)
return;
if((m = ptrtomon(ev->x_root, ev->y_root)))
if(m != selmon) { focusmon(m); drawbars(); }
}
void
expose(XEvent *e) {
Monitor *m;
XExposeEvent *ev = &e->xexpose;
if(ev->count == 0 && (m = wintomon(ev->window)))
{ drawbar(m); if(m->primary) systray_update(); }
}
void
focus(Client *c) {
Monitor *m;
if(menu) return;
if(!c || !ISVISIBLE(c) || c->iszombie)
for(c = selmon->stack; c && (!ISVISIBLE(c) || c->iszombie); c = c->snext);
for(m = mons; m; m = m->next)
if(m->sel && m->sel != c)
unfocus(m->sel, False);
if(c) {
if(c->mon != selmon)
focusmon(c->mon);
if(c->isurgent)
clearurgent(c);
detachstack(c);
attachstack(c);
grabbuttons(c, True);
XSetWindowBorder(dpy, c->win, dc.colors[1][ColBorder]);
XSetInputFocus(dpy, c->win, RevertToPointerRoot, CurrentTime);
selmon->sel = c;
}
else
{
XSetInputFocus(dpy, root, RevertToPointerRoot, CurrentTime);
selmon->sel = NULL;
}
drawbars();
}
void
focusin(XEvent *e) { /* there are some broken focus acquiring clients */
XFocusChangeEvent *ev = &e->xfocus;
if(selmon->sel && ev->window != selmon->sel->win)
XSetInputFocus(dpy, selmon->sel->win, RevertToPointerRoot, CurrentTime);
}
void focusmonitor(const Arg *arg){
Monitor *m = NULL;
if(!mons->next)
return;
if((m = dirtomon(arg->i)) == selmon)
return;
unfocus(selmon->sel, True);
selmon = m;
focus(NULL);
}
void
focusmon(Monitor *m) {
if(m->sel) unfocus(m->sel, True);
selmon = m;
focus(NULL);
}
void
focusstack(const Arg *arg) {
Client *c = NULL, *i;
if(!selmon)
return;
if(!selmon->sel)
return;
if(arg->i > 0) {
for(c = selmon->sel->next; c && (!ISVISIBLE(c) || c->iswidget); c = c->next);
if(!c)
for(c = selmon->clients; c && (!ISVISIBLE(c) || c->iswidget); c = c->next);
}
else {
for(i = selmon->clients; i != selmon->sel; i = i->next)
if(ISVISIBLE(i) && !i->iswidget)
c = i;
if(!c)
for(; i; i = i->next)
if(ISVISIBLE(i) && !i->iswidget)
c = i;
}
if(c) {
focus(c);
restack(selmon);
}
}
unsigned long
#ifndef XFT
getcolor(const char *colstr) {
#else
getcolor(const char *colstr, XftColor *color) {
#endif
Colormap cmap = DefaultColormap(dpy, screen);
#ifndef XFT
XColor color;
if(!XAllocNamedColor(dpy, cmap, colstr, &color, &color))
die("error, cannot allocate color '%s'\n", colstr);
return color.pixel;
#else
Visual *vis = DefaultVisual(dpy, screen);
if(!XftColorAllocName(dpy,vis,cmap,colstr, color))
die("error, cannot allocate color '%s'\n", colstr);
return color->pixel;
#endif
}
Bool
getrootptr(int *x, int *y) {
int di;
unsigned int dui;
Window dummy;
return XQueryPointer(dpy, root, &dummy, &dummy, x, y, &di, &di, &dui);
}
long
getstate(Window w) {
int format;
long result = -1;
unsigned char *p = NULL;
unsigned long n, extra;
Atom real;
if(XGetWindowProperty(dpy, w, wmatom[WMState], 0L, 2L, False, wmatom[WMState],
&real, &format, &n, &extra, (unsigned char **)&p) != Success)
return -1;
if(n != 0)
result = *p;
XFree(p);
return result;
}
Bool
gettextprop(Window w, Atom atom, char *text, unsigned int size) {
char **list = NULL;
int n;
XTextProperty name;
if(!text || size == 0)
return False;
text[0] = '\0';
XGetTextProperty(dpy, w, &name, atom);
if(!name.nitems)
return False;
if(name.encoding == XA_STRING)
strncpy(text, (char *)name.value, size - 1);
else {
if(XmbTextPropertyToTextList(dpy, &name, &list, &n) >= Success && n > 0 && *list) {
strncpy(text, *list, size - 1);
XFreeStringList(list);
}
}
text[size - 1] = '\0';
XFree(name.value);
return True;
}
void
grabbuttons(Client *c, Bool focused) {
updatenumlockmask();
{
unsigned int i, j;
unsigned int modifiers[] = { 0, LockMask, numlockmask, numlockmask|LockMask };
XUngrabButton(dpy, AnyButton, AnyModifier, c->win);
if(focused) {
for(i = 0; i < LENGTH(buttons); i++)
if(buttons[i].click == ClkClientWin)
for(j = 0; j < LENGTH(modifiers); j++)
XGrabButton(dpy, buttons[i].button,
buttons[i].mask | modifiers[j],
c->win, False, BUTTONMASK,
GrabModeAsync, GrabModeSync, None, None);
}
else
XGrabButton(dpy, AnyButton, AnyModifier, c->win, False,
BUTTONMASK, GrabModeAsync, GrabModeSync, None, None);
}
}
void
grabkeys(void) {
updatenumlockmask();
{
unsigned int i, j;
unsigned int modifiers[] = { 0, LockMask, numlockmask, numlockmask|LockMask };
KeyCode code;
XUngrabKey(dpy, AnyKey, AnyModifier, root);
for(i = 0; i < LENGTH(keys); i++) {
if((code = XKeysymToKeycode(dpy, keys[i].keysym)))
for(j = 0; j < LENGTH(modifiers); j++)
XGrabKey(dpy, code, keys[i].mod | modifiers[j], root,
True, GrabModeAsync, GrabModeAsync);
}
}
}
void
initfont(const char *fontstr) {
#ifdef XFT
PangoFontMetrics *metrics;
dc.pgc = pango_xft_get_context(dpy, screen);
dc.pfd = pango_font_description_from_string(fontstr);
metrics = pango_context_get_metrics(dc.pgc, dc.pfd, pango_language_from_string(setlocale(LC_CTYPE, "")));
dc.font.ascent = pango_font_metrics_get_ascent(metrics) / PANGO_SCALE;
dc.font.descent = pango_font_metrics_get_descent(metrics) / PANGO_SCALE;
pango_font_metrics_unref(metrics);
dc.plo = pango_layout_new(dc.pgc);
pango_layout_set_font_description(dc.plo, dc.pfd);
dc.font.height = dc.font.ascent + dc.font.descent;
#else
char *def, **missing;
int i, n;
missing = NULL;
dc.font.set = XCreateFontSet(dpy, fontstr, &missing, &n, &def);
if(missing) {
while(n--)
fprintf(stderr, "dwm: missing fontset: %s\n", missing[n]);
XFreeStringList(missing);
}
if(dc.font.set) {
XFontSetExtents *font_extents;
XFontStruct **xfonts;
char **font_names;
dc.font.ascent = dc.font.descent = 0;
font_extents = XExtentsOfFontSet(dc.font.set);
n = XFontsOfFontSet(dc.font.set, &xfonts, &font_names);
for(i = 0, dc.font.ascent = 0, dc.font.descent = 0; i < n; i++) {
dc.font.ascent = MAX(dc.font.ascent, (*xfonts)->ascent);
dc.font.descent = MAX(dc.font.descent,(*xfonts)->descent);
xfonts++;
}
}
else {
if(!(dc.font.xfont = XLoadQueryFont(dpy, fontstr))
&& !(dc.font.xfont = XLoadQueryFont(dpy, "fixed")))
die("error, cannot load font: '%s'\n", fontstr);
dc.font.ascent = dc.font.xfont->ascent;
dc.font.descent = dc.font.xfont->descent;
}
dc.font.height = dc.font.ascent + dc.font.descent;
#endif
}
Bool
isprotodel(Client *c) {
wmatom[WMDelete] = XInternAtom(dpy, "WM_DELETE_WINDOW", False);
/* int i, n;
Atom *protocols;
Bool ret = False;
if(XGetWMProtocols(dpy, c->win, &protocols, &n)) {
for(i = 0; !ret && i < n; i++)
if(protocols[i] == wmatom[WMDelete])
ret = True;
XFree(protocols);
}
return ret;*/
/* int n;
Atom *protocols;
Bool ret = False;
if(XGetWMProtocols(dpy, c->win, &protocols, &n)) {
while(!ret && n--)
ret = protocols[n] == wmatom[WMDelete];
XFree(protocols);
}
return ret;*/
int canbedel = 0;
Atom *atom = NULL;
int proto;
Bool ret = False;
if(XGetWMProtocols(dpy, c->win, &atom, &proto) && atom)
{
while(proto--)
if(atom[proto] == wmatom[WMDelete])
++canbedel;
if(canbedel)
ret = True;
XFree(atom);
}
return ret;
}
#ifdef XINERAMA
static Bool
isuniquegeom(XineramaScreenInfo *unique, size_t len, XineramaScreenInfo *info) {
unsigned int i;
for(i = 0; i < len; i++)
if(unique[i].x_org == info->x_org && unique[i].y_org == info->y_org
&& unique[i].width == info->width && unique[i].height == info->height)
return False;
return True;
}
#endif /* XINERAMA */
void
keypress(XEvent *e) {
unsigned int i;
KeySym keysym;
XKeyEvent *ev;
ev = &e->xkey;
keysym = XKeycodeToKeysym(dpy, (KeyCode)ev->keycode, 0);
for(i = 0; i < LENGTH(keys); i++)
if(keysym == keys[i].keysym
&& CLEANMASK(keys[i].mod) == CLEANMASK(ev->state)
&& keys[i].func)
keys[i].func(&(keys[i].arg));
if(menu && (cmenu = wintomenu(ev->window)))
{
keysym = XKeycodeToKeysym(dpy, (KeyCode)ev->keycode, 0);
for(i = 0; i < LENGTH(menu_keys); i++)
if(keysym == menu_keys[i].keysym
&& CLEANMASK(menu_keys[i].mod) == CLEANMASK(ev->state)
&& menu_keys[i].func)
menu_keys[i].func(&(menu_keys[i].arg));
}
}
void
killclient(const Arg *arg) {
XEvent ev;
wmatom[WMProtocols] = XInternAtom(dpy, "WM_PROTOCOLS", False);
wmatom[WMDelete] = XInternAtom(dpy, "WM_DELETE_WINDOW", False);
if(!selmon->sel)
return;
if(isprotodel(selmon->sel)) {
ev.type = ClientMessage;
ev.xclient.window = selmon->sel->win;
ev.xclient.message_type = wmatom[WMProtocols];
ev.xclient.format = 32;
ev.xclient.data.l[0] = wmatom[WMDelete];
ev.xclient.data.l[1] = CurrentTime;
XSendEvent(dpy, selmon->sel->win, False, NoEventMask, &ev);
}
else {
XGrabServer(dpy);
XSetErrorHandler(xerrordummy);
XSetCloseDownMode(dpy, DestroyAll);
XKillClient(dpy, selmon->sel->win);
XSync(dpy, False);
XSetErrorHandler(xerror);
XUngrabServer(dpy);
}
}
void
manage(Window w, XWindowAttributes *wa) {
Client *c, *t = NULL;
Window trans = None;
XWindowChanges wc;
char kdetmp[6];
int borderwidth = 0;
if( gettextprop(w, netatom[KdeWMSysTrayWindow], kdetmp, 6) )
{
systray_add(w);
systray_update();
return;
}
if(!(c = calloc(1, sizeof(Client))))
die("fatal: could not malloc() %u bytes\n", sizeof(Client));
c->win = w;
updatetitle(c);
if(XGetTransientForHint(dpy, w, &trans) && (t = wintoclient(trans))) {
c->mon = t->mon;
c->tags = t->tags;
}
else {
c->mon = selmon;
applyrules(c);
}
/* geometry */
c->x = c->oldx = wa->x;
c->y = c->oldy = wa->y;
c->w = c->oldw = wa->width;
c->h = c->oldh = wa->height;
c->fw = wa->width;
c->fh = wa->height;
c->oldbw = wa->border_width;
if(c->isborder) borderwidth = borderpx;
else borderwidth = 0;
if((c->w == c->mon->mw && c->h == c->mon->mh)) {
c->isfloating = True; // regression with flash, XXXX
c->x = c->mon->mx;
c->y = c->mon->my;
c->bw = 0;
}
else {
if(c->x + WIDTH(c) > c->mon->mx + c->mon->mw)
c->x = c->mon->mx + c->mon->mw - WIDTH(c);
if(c->y + HEIGHT(c) > c->mon->my + c->mon->mh)
c->y = c->mon->my + c->mon->mh - HEIGHT(c);
c->x = MAX(c->x, c->mon->mx);
/* only fix client y-offset, if the client center might cover the bar */
c->y = MAX(c->y, ((c->mon->by == 0) && (c->x + (c->w / 2) >= c->mon->wx)
&& (c->x + (c->w / 2) < c->mon->wx + c->mon->ww)) ? bh : c->mon->my);
if(!c->iswidget)
c->bw = borderwidth;
}
wc.border_width = c->bw;
XConfigureWindow(dpy, w, CWBorderWidth, &wc);
XSetWindowBorder(dpy, w, dc.colors[0][ColBorder]);
configure(c); /* propagates border_width, if size doesn't change */
updatesizehints(c);
updatewmhints(c);
XSelectInput(dpy, w, EnterWindowMask|FocusChangeMask|PropertyChangeMask|StructureNotifyMask);
grabbuttons(c, False);
if(!c->isfloating)
c->isfloating = c->oldstate = trans != None || c->isfixed;
if(c->isfloating || c->isabove)
XRaiseWindow(dpy, c->win);
else if(c->isbelow)
XLowerWindow(dpy, c->win);
attach(c);
attachstack(c);
/* some windows require this */
setclientstate(c, NormalState);
//XMoveResizeWindow(dpy, c->win, c->x + 2 * sw, c->y, c->w, c->h);
XMoveResizeWindow(dpy, c->win, c->x, c->y, c->w, c->h);
XMapWindow(dpy, c->win);
if(!c->iszombie)
{
if(selmon)
if(selmon->sel && !selmon->sel->isfullscreen)
focus(c);
}
arrange(c->mon);
}
void
mappingnotify(XEvent *e) {
XMappingEvent *ev = &e->xmapping;
XRefreshKeyboardMapping(ev);
if(ev->request == MappingKeyboard)
grabkeys();
}
void
maprequest(XEvent *e) {
static XWindowAttributes wa;
XMapRequestEvent *ev = &e->xmaprequest;
Systray *s;
if((s = systray_find(ev->window)))
{
dwm_send_message(s->win, s->win, "_XEMBED", CurrentTime, XEMBED_WINDOW_ACTIVATE , 0, 0, 0);
systray_update();
}
if(!XGetWindowAttributes(dpy, ev->window, &wa))
return;
if(wa.override_redirect)
return;
if(!wintoclient(ev->window))
manage(ev->window, &wa);
}
void
monocle(Monitor *m) {
unsigned int n = 0;
Client *c;
for(c = m->clients; c; c = c->next)
if(ISVISIBLE(c) && !c->iswidget)
n++;
if(n > 0) /* override layout symbol */
snprintf(m->ltsymbol, sizeof m->ltsymbol, "[%d]", n);
for(c = nexttiled(m->clients); c; c = nexttiled(c->next))
resize(c, m->wx, m->wy, m->ww - 2 * c->bw, m->wh - 2 * c->bw, False);
}
void togglesticky(const Arg *arg) {
Client *c;
if(!(c = selmon->sel))
return;
if(c->iszombie)
return;
c->issticky = !c->issticky;
if(!c->issticky)
c->tags = c->mon->tagset[c->mon->seltags];
}
void
movemouse(const Arg *arg) {
int x, y, ocx, ocy, nx, ny;
Client *c;
Monitor *m;
XEvent ev;
if(!(c = selmon->sel))
return;
if(c->iszombie || c->isfullscreen)
return;
if(XGrabPointer(dpy, root, False, MOUSEMASK, GrabModeAsync, GrabModeAsync,
None, cursor[CurMove], CurrentTime) != GrabSuccess)
return;
if(!getrootptr(&x, &y))
return;
if(!c->isfloating)
{
ocx = x - c->fw / 2; /* center */
ocy = y - c->fh / 2; /* center */
resizeclient(c, ocx, ocy, c->fw, c->fh);
}
else
{
ocx = c->x;
ocy = c->y;
resizeclient(c, c->x, c->y, c->fw, c->fh );
}
c->isfloating = True;
arrange(c->mon);
focus(c);
if(!c->isbelow) XRaiseWindow(dpy, c->win);
do {
XMaskEvent(dpy, MOUSEMASK|ExposureMask|SubstructureRedirectMask, &ev);
switch (ev.type) {
case ConfigureRequest:
case Expose:
case MapRequest:
handler[ev.type](&ev);
break;
case MotionNotify:
nx = ocx + (ev.xmotion.x - x);
ny = ocy + (ev.xmotion.y - y);
if(!selmon->lt[selmon->sellt]->arrange || c->isfloating)
resize(c, nx, ny, c->w, c->h, True);
if((m = ptrtomon(c->x + c->w / 2, c->y + c->h / 2)) != selmon) {
sendmon(c, m);
focusmon(m);
focus(c);
if(!c->isbelow) XRaiseWindow( dpy, c->win );
}
break;
}
} while(ev.type != ButtonRelease);
XUngrabPointer(dpy, CurrentTime);
if((m = ptrtomon(c->x + c->w / 2, c->y + c->h / 2)) != selmon) {
sendmon(c, m);
focusmon(m);
focus(c);
if(!c->isbelow) XRaiseWindow( dpy, c->win );
}
}
Client *
nexttiled(Client *c) {
for(; c && (c->isfloating || !ISVISIBLE(c) || c->iswidget); c = c->next);
return c;
}
Monitor *
ptrtomon(int x, int y) {
Monitor *m;
for(m = mons; m; m = m->next)
if(INRECT(x, y, m->wx, m->wy, m->ww, m->wh))
return m;
return selmon;
}
void
propertynotify(XEvent *e) {
Client *c;
Systray *s;
Window trans;
XPropertyEvent *ev = &e->xproperty;
if((s = systray_find(ev->window)))
{
systray_state(s);
systray_update();
}
if((ev->window == root) && (ev->atom == XA_WM_NAME))
updatestatus();
else if(ev->state == PropertyDelete)
return; /* ignore */
else if((c = wintoclient(ev->window))) {
switch (ev->atom) {
default: break;
case XA_WM_TRANSIENT_FOR:
XGetTransientForHint(dpy, c->win, &trans);
if(!c->isfloating && (c->isfloating = (wintoclient(trans) != NULL)))
arrange(c->mon);
break;
case XA_WM_NORMAL_HINTS:
updatesizehints(c);
break;
case XA_WM_HINTS:
updatewmhints(c);
drawbars();
break;
}
if(ev->atom == XA_WM_NAME || ev->atom == netatom[NetWMName]) {
updatetitle(c);
if(c == c->mon->sel)
drawbar(c->mon);
}
}
}
void
togglefullscreen( const Arg *arg ) {
Client *c;
if(!selmon) return;
c = selmon->sel;
if(!c) return;
if(!c->isfullscreen)
{
XChangeProperty(dpy, c->win, netatom[NetWMState], XA_ATOM, 32,
PropModeReplace, (unsigned char*)&netatom[NetWMFullscreen], 1);
c->isfullscreen = True;
c->oldstate = c->isfloating;
c->oldbw = c->bw;
c->bw = 0;
c->isfloating = 1;
resizeclient(c, c->mon->ox, c->mon->oy, c->mon->ow, c->mon->oh);
if(!c->isbelow) XRaiseWindow(dpy, c->win);
}
else {
XChangeProperty(dpy, c->win, netatom[NetWMState], XA_ATOM, 32,
PropModeReplace, (unsigned char*)0, 0);
c->isfullscreen = False;
c->isfloating = c->oldstate;
c->bw = c->oldbw;
c->x = c->oldx;
c->y = c->oldy;
c->w = c->oldw;
c->h = c->oldh;
resizeclient(c, c->x, c->y, c->w, c->h);
}
arrange(c->mon);
}
void
clientmessage(XEvent *e) {
XClientMessageEvent *cme = &e->xclient;
Client *c;
if((c = wintoclient(cme->window))
&& (cme->message_type == netatom[NetWMState] && cme->data.l[1] == netatom[NetWMFullscreen]))
{
if(cme->data.l[0]) {
XChangeProperty(dpy, cme->window, netatom[NetWMState], XA_ATOM, 32,
PropModeReplace, (unsigned char*)&netatom[NetWMFullscreen], 1);
c->isfullscreen = True;
c->oldstate = c->isfloating;
c->oldbw = c->bw;
c->bw = 0;
c->isfloating = 1;
resizeclient(c, c->mon->ox, c->mon->oy, c->mon->ow, c->mon->oh);
if(!c->isbelow) XRaiseWindow(dpy, c->win);
}
else {
XChangeProperty(dpy, cme->window, netatom[NetWMState], XA_ATOM, 32,
PropModeReplace, (unsigned char*)0, 0);
c->isfullscreen = False;
c->isfloating = c->oldstate;
c->bw = c->oldbw;
c->x = c->oldx;
c->y = c->oldy;
c->w = c->oldw;
c->h = c->oldh;
resizeclient(c, c->x, c->y, c->w, c->h);
}
arrange(c->mon);
}
else
if(cme->window == traywin) {
if(cme->data.l[1] == XEMBED_EMBEDDED_NOTIFY){
systray_add(cme->data.l[2]);
systray_update();
updatestatus();
}
}
}
void
quit(const Arg *arg) {
running = False;
}
void
resize(Client *c, int x, int y, int w, int h, Bool interact) {
if(applysizehints(c, &x, &y, &w, &h, interact))
resizeclient(c, x, y, w, h);
}
void
resizeclient(Client *c, int x, int y, int w, int h) {
XWindowChanges wc;
/* store old floating positions */
if(c->isfloating && !c->isfullscreen)
{
c->fw = c->w;
c->fh = c->h;
}
c->oldx = c->x; c->x = wc.x = x;
c->oldy = c->y; c->y = wc.y = y;
c->oldw = c->w; c->w = wc.width = w;
c->oldh = c->h; c->h = wc.height = h;
wc.border_width = c->bw;
XConfigureWindow(dpy, c->win, CWX|CWY|CWWidth|CWHeight|CWBorderWidth, &wc);
configure(c);
XSync(dpy, False);
}
void
resizemouse(const Arg *arg) {
int ocx, ocy;
int nw, nh;
Client *c;
Monitor *m;
XEvent ev;
if(!(c = selmon->sel))
return;
if(c->iszombie || c->isfullscreen)
return;
ocx = c->x;
ocy = c->y;
if(XGrabPointer(dpy, root, False, MOUSEMASK, GrabModeAsync, GrabModeAsync,
None, cursor[CurResize], CurrentTime) != GrabSuccess)
return;
c->isfloating = True;
resizeclient(c, c->x, c->y, c->fw, c->fh);
arrange(c->mon);
focus(c);
if(!c->isbelow) XRaiseWindow( dpy, c->win );
XWarpPointer(dpy, None, c->win, 0, 0, 0, 0, c->w + c->bw - 1, c->h + c->bw - 1);
do {
XMaskEvent(dpy, MOUSEMASK|ExposureMask|SubstructureRedirectMask, &ev);
switch(ev.type) {
case ConfigureRequest:
case Expose:
case MapRequest:
handler[ev.type](&ev);
break;
case MotionNotify:
nw = MAX(ev.xmotion.x - ocx - 2 * c->bw + 1, 1);
nh = MAX(ev.xmotion.y - ocy - 2 * c->bw + 1, 1);
if(!selmon->lt[selmon->sellt]->arrange || c->isfloating)
resize(c, c->x, c->y, nw, nh, True);
if((m = ptrtomon(c->x + c->w / 2, c->y + c->h / 2)) != selmon) {
sendmon(c, m);
focusmon(m);
focus(c);
if(!c->isbelow) XRaiseWindow( dpy, c->win );
}
break;
}
} while(ev.type != ButtonRelease);
XWarpPointer(dpy, None, c->win, 0, 0, 0, 0, c->w + c->bw - 1, c->h + c->bw - 1);
XUngrabPointer(dpy, CurrentTime);
while(XCheckMaskEvent(dpy, EnterWindowMask, &ev));
if((m = ptrtomon(c->x + c->w / 2, c->y + c->h / 2)) != selmon) {
sendmon(c, m);
focusmon(m);
focus(c);
if(!c->isbelow) XRaiseWindow( dpy, c->win );
}
}
void
restack(Monitor *m) {
Client *c;
XEvent ev;
XWindowChanges wc;
Bool hasfullscreen = False;
drawbar(m);
if(!m->sel)
{ if(!m->showbartoggle) togglebarm(m, 1); return; } /* nothing */
//if(m->sel->isfloating || !m->lt[m->sellt]->arrange)
// if(!m->sel->isbelow) XRaiseWindow(dpy, m->sel->win);
if(m->lt[m->sellt]->arrange) {
wc.stack_mode = Below;
wc.sibling = m->barwin;
for(c = m->stack; c; c = c->snext)
if(!c->isfloating && ISVISIBLE(c) && !c->iswidget) {
XConfigureWindow(dpy, c->win, CWSibling|CWStackMode, &wc);
wc.sibling = c->win;
XLowerWindow(dpy, c->win);
}
}
while(XCheckMaskEvent(dpy, EnterWindowMask, &ev));
while(XCheckMaskEvent(dpy, PointerMotionMask, &ev));
/* always above && below */
for(c = m->clients; c; c = c->next)
{
if(ISVISIBLE(c))
{
if(c->isabove) XRaiseWindow(dpy,c->win);
else if(c->isbelow) XLowerWindow(dpy, c->win);
if(c->isfullscreen) hasfullscreen = True;
}
}
if(!m->showbartoggle)
{ if(hasfullscreen) togglebarm(m, 0); else togglebarm(m, 1); } /* check if there was fullscreen window && show/hide bar */
XSync(dpy, False);
}
void
run(Bool autostart) {
XEvent ev;
char *XDG_CONFIG_HOME;
char AUTOSTART[PATH_MAX];
/* main event loop */
XSync(dpy, False);
if(autostart)
{
XDG_CONFIG_HOME = getenv("XDG_CONFIG_HOME");
if(!XDG_CONFIG_HOME)
{
XDG_CONFIG_HOME = getenv("HOME");
snprintf( AUTOSTART, PATH_MAX, "%s/.config/dwm/autostart", XDG_CONFIG_HOME );
}
else
{
snprintf( AUTOSTART, PATH_MAX, "%s/dwm/autostart", XDG_CONFIG_HOME );
}
if(strlen(AUTOSTART))
{
const char* spwncmd[] = { AUTOSTART, NULL };
spawn(&((Arg){ .v = spwncmd }));
}
}
while(running && !XNextEvent(dpy, &ev)) {
if(handler[ev.type])
handler[ev.type](&ev); /* call handler */
}
}
void
scan(void) {
unsigned int i, num;
Window d1, d2, *wins = NULL;
XWindowAttributes wa;
if(XQueryTree(dpy, root, &d1, &d2, &wins, &num)) {
for(i = 0; i < num; i++) {
if(!XGetWindowAttributes(dpy, wins[i], &wa)
|| wa.override_redirect || XGetTransientForHint(dpy, wins[i], &d1))
continue;
if(wa.map_state == IsViewable || getstate(wins[i]) == IconicState)
manage(wins[i], &wa);
}
for(i = 0; i < num; i++) { /* now the transients */
if(!XGetWindowAttributes(dpy, wins[i], &wa))
continue;
if(XGetTransientForHint(dpy, wins[i], &d1)
&& (wa.map_state == IsViewable || getstate(wins[i]) == IconicState))
manage(wins[i], &wa);
}
if(wins)
XFree(wins);
}
}
void
sendmon(Client *c, Monitor *m) {
if(c->mon == m)
return;
unfocus(c, True);
detach(c);
detachstack(c);
c->mon = m;
c->tags = m->tagset[m->seltags]; /* assign tags of target monitor */
attach(c);
attachstack(c);
focus(NULL);
arrange(NULL);
}
void
setclientstate(Client *c, long state) {
long data[] = { state, None };
XChangeProperty(dpy, c->win, wmatom[WMState], wmatom[WMState], 32,
PropModeReplace, (unsigned char *)data, 2);
}
void
togglelayout(const Arg *arg) {
int tmp = selmon->sellt;
if(!arg || !arg->v || arg->v != selmon->lt[selmon->sellt])
tmp = selmon->sellt ^ 1;
if(arg && arg->v)
{
if(!selmon->olt)
{ selmon->olt = selmon->lt[selmon->sellt]; selmon->sellt = tmp;
selmon->lt[selmon->sellt] = (Layout *)arg->v; }
else
{ selmon->sellt = tmp;
selmon->lt[selmon->sellt] = selmon->olt;
selmon->olt = NULL;
}
}
strncpy(selmon->ltsymbol, selmon->lt[selmon->sellt]->symbol, sizeof selmon->ltsymbol);
if(selmon->sel)
arrange(selmon);
else
drawbar(selmon);
}
void
setlayout(const Arg *arg) {
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, sizeof selmon->ltsymbol);
if(selmon->sel)
arrange(selmon);
else
drawbar(selmon);
}
/* arg > 1.0 will set mfact absolutly */
void
setmfact(const Arg *arg) {
float f;
if(!arg || !selmon->lt[selmon->sellt]->arrange)
return;
f = arg->f < 1.0 ? arg->f + selmon->mfact : arg->f - 1.0;
if(f < 0.1 || f > 0.9)
return;
selmon->mfact = f;
arrange(selmon);
}
void
setup(void) {
XSetWindowAttributes wa;
/* clean up any zombies immediately */
sigchld(0);
/* init screen */
screen = DefaultScreen(dpy);
root = RootWindow(dpy, screen);
initfont(font);
sw = DisplayWidth(dpy, screen);
sh = DisplayHeight(dpy, screen);
int fh = dc.font.height;
if(fh < status_height)
bh = dc.h = status_height;
else
bh = dc.h = fh + 2;
updategeom();
/* init atoms */
wmatom[WMProtocols] = XInternAtom(dpy, "WM_PROTOCOLS", False);
wmatom[WMDelete] = XInternAtom(dpy, "WM_DELETE_WINDOW", False);
wmatom[WMState] = XInternAtom(dpy, "WM_STATE", False);
netatom[NetSupported] = XInternAtom(dpy, "_NET_SUPPORTED", False);
netatom[NetWMName] = XInternAtom(dpy, "_NET_WM_NAME", False);
netatom[NetWMState] = XInternAtom(dpy, "_NET_WM_STATE", False);
netatom[NetWMFullscreen] = XInternAtom(dpy, "_NET_WM_STATE_FULLSCREEN", False);
netatom[KdeWMSysTrayWindow] = XInternAtom(dpy, "_KDE_NET_WM_SYSTEM_TRAY_WINDOW_FOR", False);
/* Sys tray atom */
char systray_atom[48];
int primarymon = 0;
#ifdef PRIMARY_MONITOR
primarymon = PRIMARY_MONITOR;
#endif
snprintf(systray_atom, sizeof(systray_atom), "_NET_SYSTEM_TRAY_S%d", primarymon );
netatom[NetSystemTray] = ATOM(systray_atom);
/* init cursors */
cursor[CurNormal] = XCreateFontCursor(dpy, XC_left_ptr);
cursor[CurResize] = XCreateFontCursor(dpy, XC_sizing);
cursor[CurMove] = XCreateFontCursor(dpy, XC_fleur);
/* init appearance */
#ifndef XFT
for(int i=0; i<MAXCOLORS; i++) {
dc.colors[i][ColBorder] = getcolor( colors[i][ColBorder] );
dc.colors[i][ColFG] = getcolor( colors[i][ColFG] );
dc.colors[i][ColBG] = getcolor( colors[i][ColBG] );
}
#else
for(int i=0; i<MAXCOLORS; i++) {
dc.colors[i][ColBorder] = getcolor( colors[i][ColBorder], &dc.xftcolors[i][ColBorder] );
dc.colors[i][ColFG] = getcolor( colors[i][ColFG], &dc.xftcolors[i][ColFG] );
dc.colors[i][ColBG] = getcolor( colors[i][ColBG], &dc.xftcolors[i][ColBG] );
}
#endif
dc.drawable = XCreatePixmap(dpy, root, DisplayWidth(dpy, screen), bh, DefaultDepth(dpy, screen));
dc.gc = XCreateGC(dpy, root, 0, NULL);
XSetLineAttributes(dpy, dc.gc, 1, LineSolid, CapButt, JoinMiter);
#ifndef XFT
if(!dc.font.set)
XSetFont(dpy, dc.gc, dc.font.xfont->fid);
#else
dc.xftdrawable = XftDrawCreate(dpy, dc.drawable, DefaultVisual(dpy,screen), DefaultColormap(dpy,screen));
if(!dc.xftdrawable)
printf("error, cannot create drawable\n");
#endif
/* init bars */
updatebars();
updatestatus();
systray_acquire();
/* EWMH support per view */
XChangeProperty(dpy, root, netatom[NetSupported], XA_ATOM, 32,
PropModeReplace, (unsigned char *) netatom, NetLast);
/* select for events */
wa.cursor = cursor[CurNormal];
if(autofocusmonitor)
wa.event_mask = SubstructureRedirectMask|SubstructureNotifyMask|ButtonPressMask
|EnterWindowMask|LeaveWindowMask|StructureNotifyMask
|PropertyChangeMask|PointerMotionMask;
else
wa.event_mask = SubstructureRedirectMask|SubstructureNotifyMask|ButtonPressMask
|EnterWindowMask|LeaveWindowMask|StructureNotifyMask
|PropertyChangeMask;
XChangeWindowAttributes(dpy, root, CWEventMask|CWCursor, &wa);
XSelectInput(dpy, root, wa.event_mask);
grabkeys();
}
void
showhide(Client *c) {
if(!c)
return;
if(ISVISIBLE(c))
{ /* show clients top down */
XMoveWindow(dpy, c->win, c->x, c->y);
if((!c->mon->lt[c->mon->sellt]->arrange || c->isfloating) && !c->isfullscreen)
resize(c, c->x, c->y, c->w, c->h, False);
showhide(c->snext);
}
else { /* hide clients bottom up */
showhide(c->snext);
XMoveWindow(dpy, c->win, c->x + 2 * sw, c->y);
}
}
void
sigchld(int unused) {
if(signal(SIGCHLD, sigchld) == SIG_ERR)
die("Can't install SIGCHLD handler");
while(0 < waitpid(-1, NULL, WNOHANG));
}
#define SPAWN_CWD_DELIM "()[]{}[]<>\"':"
void
spawn(const Arg *arg) {
pid_t pid;
if((pid = fork()) != 0)
return;
if(dpy)
close(ConnectionNumber(dpy));
/* open new programs in same working directory
* as focused application */
if (selmon->sel)
{
const char *home = getenv("HOME");
assert(home && strchr(home, '/'));
const size_t homelen= strlen(home);
char *cwd, *pathbuf = NULL;
struct stat statbuf;
int check_again = 0;
/* Check first if the whole thing is a path */
cwd = selmon->sel->name;
if (*cwd == '~') { /* expand to $HOME */
if(!(pathbuf = malloc(homelen + strlen(cwd))))
die("fatal: you are out of memory dummy!\n");
strcpy(strcpy(pathbuf, home) + homelen, cwd + 1);
cwd = pathbuf;
}
if (strchr(cwd, '/') && !stat(cwd, &statbuf))
{
if (!S_ISDIR(statbuf.st_mode))
cwd = dirname(cwd);
if (!chdir(cwd))
check_again = 1;
}
if (pathbuf) free(pathbuf);
pathbuf = NULL;
if (!check_again)
{
/* NOTE: this needs the application to show path
* in it's name */
cwd = strtok(selmon->sel->name, SPAWN_CWD_DELIM);
while (cwd) {
if (*cwd == '~') { /* expand to $HOME */
if(!(pathbuf = malloc(homelen + strlen(cwd))))
die("fatal: you are out of memory dummy!\n");
strcpy(strcpy(pathbuf, home) + homelen, cwd + 1);
cwd = pathbuf;
}
if (strchr(cwd, '/') && !stat(cwd, &statbuf))
{
if (!S_ISDIR(statbuf.st_mode))
cwd = dirname(cwd);
if (!chdir(cwd))
break;
}
cwd = strtok(NULL, SPAWN_CWD_DELIM);
}
}
/* our memory shall be gone */
if (pathbuf) free(pathbuf);
pathbuf = NULL;
}
setsid();
freopen("/dev/null", "w", stdout); freopen("/dev/null", "w", stderr);
execvp(((char **)arg->v)[0], (char **)arg->v);
fprintf(stderr, "dwm: execvp %s", ((char **)arg->v)[0]);
perror(" failed");
_exit(0);
}
void
tag(const Arg *arg) {
if(selmon->sel && arg->ui & TAGMASK) {
selmon->sel->tags = arg->ui & TAGMASK;
arrange(selmon);
}
}
void
tagmon(const Arg *arg) {
if(!selmon->sel || !mons->next)
return;
sendmon(selmon->sel, dirtomon(arg->i));
}
int
textnw(const char *text, unsigned int len) {
// remove non-printing color codes before calculating width
char *ptr = (char *) text;
unsigned int i, ibuf, lenbuf=len;
char buf[len + 1];
for(i=0, ibuf=0; *ptr && i<len; i++, ptr++) {
if(*ptr <= MAXCOLORS && *ptr > 0) {
if (i < len) { lenbuf--; }
} else {
buf[ibuf]=*ptr;
ibuf++;
}
}
buf[ibuf]=0;
#ifdef XFT
PangoRectangle r;
pango_layout_set_text(dc.plo, buf, lenbuf);
pango_layout_get_extents(dc.plo, &r, 0);
return r.width / PANGO_SCALE;
#else
if(dc.font.set) {
XRectangle r;
XmbTextExtents(dc.font.set, buf, lenbuf, NULL, &r);
return r.width;
} else {
return XTextWidth(dc.font.xfont, buf, lenbuf);
}
#endif
}
void
tile(Monitor *m) {
int x, y, h, w, mw;
unsigned int i, n;
Client *c;
for(n = 0, c = nexttiled(m->clients); c; c = nexttiled(c->next), n++);
if(n == 0)
return;
/* master */
c = nexttiled(m->clients);
mw = m->mfact * m->ww;
resize(c, m->wx, m->wy, (n == 1 ? m->ww : mw) - 2 * c->bw, m->wh - 2 * c->bw, False);
if(--n == 0)
return;
/* tile stack */
x = (m->wx + mw > c->x + c->w) ? c->x + c->w + 2 * c->bw : m->wx + mw;
y = m->wy;
w = (m->wx + mw > c->x + c->w) ? m->wx + m->ww - x : m->ww - mw;
h = m->wh / n;
if(h < m->bh)
h = m->wh;
for(i = 0, c = nexttiled(c->next); c; c = nexttiled(c->next), i++) {
resize(c, x, y, w - 2 * c->bw, /* remainder */ ((i + 1 == n)
? m->wy + m->wh - y - 2 * c->bw : h - 2 * c->bw), False);
if(h != m->wh)
y = c->y + HEIGHT(c);
}
}
void
togglebarm(Monitor *m, int toggle)
{
if(!m) return;
if(toggle != -1)
{
if(m->showbar == toggle) return;
m->showbar = toggle;
}
else
m->showbar = !m->showbar;
updatebarpos(m);
XMoveResizeWindow(dpy, m->barwin, m->bx, m->by, m->bw, m->bh);
arrange(m);
if(systray_enable && m->primary)
{
XWindowChanges wc;
if(!m->showbar)
{
wc.y = -m->bh;
XConfigureWindow(dpy, traywin, CWY, &wc);
}
else
if(m->showbar)
{
if(topbar)
wc.y = 0;
else
wc.y = sh - m->bh;
XConfigureWindow(dpy, traywin, CWY, &wc);
systray_update();
}
}
}
void
togglebar(const Arg *arg) {
Client *c;
if(!selmon) return;
for(c = selmon->clients; c; c = c->next)
{
if(ISVISIBLE(c) && c->isfullscreen)
return; /* there is a fullscreen window on this monitor, don't toggle */
}
if(arg && arg->i != -1)
{
selmon->showbartoggle = arg->i;
togglebarm(selmon, arg->i);
}
else
{
selmon->showbartoggle = selmon->showbar;
togglebarm(selmon, !selmon->showbar);
}
}
void
togglefloating(const Arg *arg) {
if(!selmon->sel)
return;
if(!selmon->sel->isfloating && !selmon->sel->isfixed)
resizeclient(selmon->sel, selmon->sel->x, selmon->sel->y,
selmon->sel->fw, selmon->sel->fh);
selmon->sel->isfloating = !selmon->sel->isfloating ||
selmon->sel->isfixed;
arrange(selmon);
}
void
toggletag(const Arg *arg) {
unsigned int newtags;
if(!selmon->sel)
return;
newtags = selmon->sel->tags ^ (arg->ui & TAGMASK);
if(newtags) {
selmon->sel->tags = newtags;
arrange(selmon);
}
}
void
toggleview(const Arg *arg) {
unsigned int newtagset = selmon->tagset[selmon->seltags] ^ (arg->ui & TAGMASK);
if(newtagset) {
selmon->tagset[selmon->seltags] = newtagset;
arrange(selmon);
}
}
void
unfocus(Client *c, Bool setfocus) {
if(!c)
return;
grabbuttons(c, False);
XSetWindowBorder(dpy, c->win, dc.colors[0][ColBorder]);
if(setfocus)
XSetInputFocus(dpy, root, RevertToPointerRoot, CurrentTime);
}
void
unmanage(Client *c, Bool destroyed) {
Monitor *m = c->mon;
XWindowChanges wc;
focusmon(m);
if(c && c->isfullscreen)
{ if(!m->showbartoggle) togglebarm(m, 1); }
/* The server grab construct avoids race conditions. */
detach(c);
detachstack(c);
if(!destroyed) {
wc.border_width = c->oldbw;
XGrabServer(dpy);
XSetErrorHandler(xerrordummy);
XConfigureWindow(dpy, c->win, CWBorderWidth, &wc); /* restore border */
XUngrabButton(dpy, AnyButton, AnyModifier, c->win);
setclientstate(c, WithdrawnState);
XSync(dpy, False);
XSetErrorHandler(xerror);
XUngrabServer(dpy);
}
free(c);
focus(NULL);
arrange(m);
}
void
unmapnotify(XEvent *e) {
Client *c;
Systray *s;
XUnmapEvent *ev = &e->xunmap;
if((c = wintoclient(ev->window)))
unmanage(c, False);
if((s = systray_find(ev->window)))
{
systray_del(s);
systray_update();
}
}
void
updatebars(void) {
Monitor *m;
XSetWindowAttributes wa;
int b = 0;
wa.override_redirect = True;
wa.background_pixmap = ParentRelative;
wa.event_mask = ButtonPressMask|ExposureMask;
for(m = mons; m; m = m->next) {
m->barwin = XCreateWindow(dpy, root, m->bx, m->by, m->bw, m->bh, 0, DefaultDepth(dpy, screen),
CopyFromParent, DefaultVisual(dpy, screen),
CWOverrideRedirect|CWBackPixmap|CWEventMask, &wa);
XDefineCursor(dpy, m->barwin, cursor[CurNormal]);
XMapRaised(dpy, m->barwin);
b++;
}
}
void
updatebarpos(Monitor *m) {
/* original */
m->by = m->oy;
m->wy = m->oy;
m->wh = m->oh;
/* get right stuff */
if(m->showbar) {
m->wh -= m->bh;
m->by = m->topbar ? m->wy : m->wy + m->wh;
m->wy = m->topbar ? m->wy + bh + m->margin->y : m->wy;
m->wh -= m->margin->h;
}
else
m->by = -m->bh;
}
Bool
updategeom(void) {
Bool dirty = False;
#ifdef XINERAMA
if(XineramaIsActive(dpy)) {
int i, j, n, nn, primarymon = 0, statusmon = 0;
Client *c;
Monitor *m;
XineramaScreenInfo *info = XineramaQueryScreens(dpy, &nn);
XineramaScreenInfo *unique = NULL;
info = XineramaQueryScreens(dpy, &nn);
for(n = 0, m = mons; m; m = m->next, n++);
/* only consider unique geometries as separate screens */
if(!(unique = (XineramaScreenInfo *)malloc(sizeof(XineramaScreenInfo) * nn)))
die("fatal: could not malloc() %u bytes\n", sizeof(XineramaScreenInfo) * nn);
for(i = 0, j = 0; i < nn; i++)
if(isuniquegeom(unique, j, &info[i]))
memcpy(&unique[j++], &info[i], sizeof(XineramaScreenInfo));
XFree(info);
nn = j;
if(n <= nn) {
#ifdef PRIMARY_MONITOR
primarymon = PRIMARY_MONITOR;
if(PRIMARY_MONITOR > (nn - n)) primarymon = 0;
#endif
#ifdef STATUS_MONITOR
statusmon = STATUS_MONITOR;
if(STATUS_MONITOR > (nn - n)) statusmon = 0;
#endif
for(i = 0; i < (nn - n); i++) { /* new monitors available */
for(m = mons; m && m->next; m = m->next);
if(m)
m->next = createmon();
else
mons = createmon();
}
for(i = 0, m = mons; i < nn && m; m = m->next, i++)
if(i >= n
|| (unique[i].x_org != m->mx || unique[i].y_org != m->my
|| unique[i].width != m->mw || unique[i].height != m->mh))
{
dirty = True;
m->num = i;
m->mx = m->wx = m->ox = unique[i].x_org + edges[i].x; m->wx += margins[i].x;
m->my = m->wy = m->oy = unique[i].y_org + edges[i].y; m->wy += margins[i].y;
m->mw = m->ww = m->ow = unique[i].width - edges[i].w; m->ww -= margins[i].w;
m->mh = m->wh = m->oh = unique[i].height - edges[i].h; m->wh -= margins[i].h;
m->margin = &margins[i];
m->edge = &edges[i];
m->bx = dwmbar[i].x += m->wx;
m->by = dwmbar[i].y += m->my;
m->bh = dwmbar[i].h += bh;
m->bw = dwmbar[i].w += m->mw;
if(i == primarymon) m->primary = 1; else m->primary = 0;
if(i == statusmon) m->status = 1; else m->status = 0;
updatebarpos(m);
}
}
else { /* less monitors available nn < n */
for(i = nn; i < n; i++) {
for(m = mons; m && m->next; m = m->next);
while(m->clients) {
dirty = True;
c = m->clients;
m->clients = c->next;
detachstack(c);
c->mon = mons;
attach(c);
attachstack(c);
}
if(m == selmon)
selmon = mons;
cleanupmon(m);
}
}
free(unique);
}
else
#endif /* XINERAMA */
/* default monitor setup */
{
if(!mons)
mons = createmon();
mons->primary = 1;
mons->status = 1;
if(mons->mw != sw || mons->mh != sh) {
dirty = True;
mons->wx = mons->mx = mons->ox = edges[0].x; mons->wx += margins[0].x;
mons->wy = mons->my = mons->oy = edges[0].y; mons->wy += margins[0].y;
mons->mw = mons->ww = mons->ow = sw - edges[0].w; mons->ww -= margins[0].w;
mons->mh = mons->wh = mons->oh = sh - edges[0].h; mons->wh -= margins[0].h;
mons->margin = &margins[0];
mons->edge = &edges[0];
mons->bx = dwmbar[0].x += mons->wx;
mons->by = dwmbar[0].y += mons->wy;
mons->bh = dwmbar[0].h += bh;
mons->bw = dwmbar[0].w += mons->mw;
updatebarpos(mons);
}
}
if(dirty) {
selmon = mons;
selmon = wintomon(root);
}
return dirty;
}
void
updatenumlockmask(void) {
unsigned int i, j;
XModifierKeymap *modmap;
numlockmask = 0;
modmap = XGetModifierMapping(dpy);
for(i = 0; i < 8; i++)
for(j = 0; j < modmap->max_keypermod; j++)
if(modmap->modifiermap[i * modmap->max_keypermod + j]
== XKeysymToKeycode(dpy, XK_Num_Lock))
numlockmask = (1 << i);
XFreeModifiermap(modmap);
}
void
updatesizehints(Client *c) {
long msize;
XSizeHints size;
if(!XGetWMNormalHints(dpy, c->win, &size, &msize))
/* size is uninitialized, ensure that size.flags aren't used */
size.flags = PSize;
if(size.flags & PBaseSize) {
c->basew = size.base_width;
c->baseh = size.base_height;
}
else if(size.flags & PMinSize) {
c->basew = size.min_width;
c->baseh = size.min_height;
}
else
c->basew = c->baseh = 0;
if(size.flags & PResizeInc) {
c->incw = size.width_inc;
c->inch = size.height_inc;
}
else
c->incw = c->inch = 0;
if(size.flags & PMaxSize) {
c->maxw = size.max_width;
c->maxh = size.max_height;
}
else
c->maxw = c->maxh = 0;
if(size.flags & PMinSize) {
c->minw = size.min_width;
c->minh = size.min_height;
}
else if(size.flags & PBaseSize) {
c->minw = size.base_width;
c->minh = size.base_height;
}
else
c->minw = c->minh = 0;
if(size.flags & PAspect) {
c->mina = (float)size.min_aspect.y / size.min_aspect.x;
c->maxa = (float)size.max_aspect.x / size.max_aspect.y;
}
else
c->maxa = c->mina = 0.0;
c->isfixed = (c->maxw && c->minw && c->maxh && c->minh
&& c->maxw == c->minw && c->maxh == c->minh);
}
void
updatetitle(Client *c) {
if(!gettextprop(c->win, netatom[NetWMName], c->name, sizeof c->name))
gettextprop(c->win, XA_WM_NAME, c->name, sizeof c->name);
if(c->name[0] == '\0') /* hack to mark broken clients */
strcpy(c->name, broken);
c->tw = TEXTW(c->name);
}
void
updatestatus(void) {
if(!gettextprop(root, XA_WM_NAME, stext, sizeof(stext)))
strcpy(stext, VERSION);
#ifndef STATUS_MONITOR
if(!alwaysdrawstatus && !inversestatus)
drawbar(selmon);
else
drawbars();
#else
drawbars();
#endif
}
void
updatewmhints(Client *c) {
XWMHints *wmh;
if((wmh = XGetWMHints(dpy, c->win))) {
if(c == selmon->sel && wmh->flags & XUrgencyHint) {
wmh->flags &= ~XUrgencyHint;
XSetWMHints(dpy, c->win, wmh);
}
else
c->isurgent = (wmh->flags & XUrgencyHint) ? True : False;
XFree(wmh);
}
}
void
view(const Arg *arg) {
if((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;
arrange(selmon);
}
Client *
wintoclient(Window w) {
Client *c;
Monitor *m;
for(m = mons; m; m = m->next)
for(c = m->clients; c; c = c->next)
if(c->win == w)
return c;
return NULL;
}
Monitor *
wintomon(Window w) {
int x, y;
Client *c;
Monitor *m;
if(w == root && getrootptr(&x, &y))
return ptrtomon(x, y);
for(m = mons; m; m = m->next)
if(w == m->barwin)
return m;
if((c = wintoclient(w)))
return c->mon;
return selmon;
}
/* There's no way to check accesses to destroyed windows, thus those cases are
* ignored (especially on UnmapNotify's). Other types of errors call Xlibs
* default error handler, which may call exit. */
int
xerror(Display *dpy, XErrorEvent *ee) {
if(ee->error_code == BadWindow
|| (ee->request_code == X_SetInputFocus && ee->error_code == BadMatch)
|| (ee->request_code == X_PolyText8 && ee->error_code == BadDrawable)
|| (ee->request_code == X_PolyFillRectangle && ee->error_code == BadDrawable)
|| (ee->request_code == X_PolySegment && ee->error_code == BadDrawable)
|| (ee->request_code == X_ConfigureWindow && ee->error_code == BadMatch)
|| (ee->request_code == X_GrabButton && ee->error_code == BadAccess)
|| (ee->request_code == X_GrabKey && ee->error_code == BadAccess)
|| (ee->request_code == X_CopyArea && ee->error_code == BadDrawable))
return 0;
fprintf(stderr, "dwm: fatal error: request code=%d, error code=%d\n",
ee->request_code, ee->error_code);
return xerrorxlib(dpy, ee); /* may call exit */
}
int
xerrordummy(Display *dpy, XErrorEvent *ee) {
return 0;
}
/* Startup Error handler to check if another window manager
* is already running. */
int
xerrorstart(Display *dpy, XErrorEvent *ee) {
otherwm = True;
return -1;
}
void
cyclezoom(const Arg *arg)
{
Client *c = selmon->clients;
if(!c)
return;
if(!selmon->lt[selmon->sellt]->arrange
|| selmon->lt[selmon->sellt]->arrange == monocle
|| (selmon->sel && selmon->sel->isfloating))
return;
detach(c);
if(c->next) focus(c->next);
attachend(c);
arrange(c->mon);
}
void
zoom(const Arg *arg) {
Client *c = selmon->sel;
if(!c) return;
/* we can zoom floating stuff too */
if(c->isfloating && !c->isfixed)
c->isfloating = False;
if(!selmon->lt[selmon->sellt]->arrange
|| (selmon->sel && selmon->sel->isfloating))
return;
detach(c);
attach(c);
focus(c);
arrange(c->mon);
}
int
main(int argc, char *argv[]) {
Bool autostart = True;
if(argc == 2)
{
if(!strcmp("-v", argv[1]))
die("dwm-fork - "VERSION"\n"COMMIT"\n");
else if(!strcmp("-r", argv[1]))
autostart = False;
}
else if(argc != 1)
die("usage: dwm [-v][-r]\n");
if(!setlocale(LC_CTYPE, "") || !XSupportsLocale())
fputs("warning: no locale support\n", stderr);
if(!(dpy = XOpenDisplay(NULL)))
die("dwm: cannot open display\n");
checkotherwm();
setup();
scan();
run(autostart);
cleanup();
XCloseDisplay(dpy);
return 0;
}
static void
view_adjacent_tag(const Arg *arg, int distance)
{
int i, curtags;
int seltag = 0;
Arg a;
curtags = selmon->tagset[selmon->seltags];// ^ (arg->ui & TAGMASK);
for (i = 0; i < LENGTH(tags); i++) {
if ((curtags & (1 << i)) != 0) {
seltag = i;
break;
}
}
seltag = (seltag + distance) % (int)LENGTH(tags);
if (seltag < 0)
seltag += LENGTH(tags);
a.i = (1 << seltag);
view(&a);
}
static void
view_next_tag(const Arg *arg)
{
view_adjacent_tag(arg, +1);
}
static void
view_prev_tag(const Arg *arg)
{
view_adjacent_tag(arg, -1);
}
// Restart function
void
restart(const Arg *arg)
{
fprintf(stderr, "restarting dwm..");
systray_freeicons();
if (arg->v) {
execvp(((char **)arg->v)[0], (char **)arg->v);
} else {
execlp("dwm", "dwm", "-r", NULL);
}
systray_acquire();
}
void
movestack(const Arg *arg) {
Client *c = NULL, *p = NULL, *pc = NULL, *i;
if(!selmon->sel)
return;
if(arg->i > 0) {
/* find the client after selmon->sel */
for(c = selmon->sel->next; c && (!ISVISIBLE(c) || c->isfloating || c->iswidget); c = c->next);
if(!c)
for(c = selmon->clients; c && (!ISVISIBLE(c) || c->isfloating || c->iswidget); c = c->next);
}
else {
/* find the client before selmon->sel */
for(i = selmon->clients; i != selmon->sel; i = i->next)
if(ISVISIBLE(i) && !i->isfloating && !i->iswidget)
c = i;
if(!c)
for(; i; i = i->next)
if(ISVISIBLE(i) && !i->isfloating && !i->iswidget)
c = i;
}
/* find the client before selmon->sel and c */
for(i = selmon->clients; i && (!p || !pc); i = i->next) {
if(i->next == selmon->sel)
p = i;
if(i->next == c)
pc = i;
}
/* swap c and selmon->sel selmon->clients in the selmon->clients list */
if(c && c != selmon->sel) {
Client *temp = selmon->sel->next==c?selmon->sel:selmon->sel->next;
selmon->sel->next = c->next==selmon->sel?c:c->next;
c->next = temp;
if(p && p != c)
p->next = c;
if(pc && pc != selmon->sel)
pc->next = selmon->sel;
if(selmon->sel == selmon->clients)
selmon->clients = c;
else if(c == selmon->clients)
selmon->clients = selmon->sel;
arrange(selmon);
}
}
static void
bstackhoriz(Monitor *m) {
int x, y, h, w, mh;
unsigned int i, n;
Client *c;
for(n = 0, c = nexttiled(m->clients); c; c = nexttiled(c->next), n++);
if(n == 0)
return;
/* master */
c = nexttiled(m->clients);
mh = m->mfact * m->wh;
resize(c, m->wx, m->wy, m->ww - 2 * c->bw, (n == 1 ? m->wh : mh) - 2 * c->bw, False);
if(--n == 0)
return;
/* tile stack */
x = m->wx;
y = (m->wy + mh > c->y + c->h) ? c->y + c->h + 2 * c->bw : m->wy + mh;
w = m->ww;
h = (m->wy + mh > c->y + c->h) ? m->wy + m->wh - y : m->wh - mh;
h /= n;
if(h < m->bh)
h = m->wh;
for(i = 0, c = nexttiled(c->next); c; c = nexttiled(c->next), i++) {
resize(c, x, y, w - 2 * c->bw, /* remainder */ ((i + 1 == n)
? m->wy + m->wh - y - 2 * c->bw : h - 2 * c->bw), False);
if(h != m->wh)
y = c->y + HEIGHT(c);
}
}
Bool
systray_acquire(void) {
XSetWindowAttributes wattr;
if(!systray_enable || traywin) return False;
if(XGetSelectionOwner(dpy, netatom[NetSystemTray]) != None) {
fprintf(stderr, "Can't initialize system tray: owned by another process\n");
return False;
}
// Init traywin window
wattr.event_mask = ButtonPressMask | ExposureMask;
wattr.override_redirect = True;
wattr.background_pixmap = ParentRelative;
wattr.background_pixel = dc.colors[0][ColBG];
//traywin = XCreateSimpleWindow(dpy, root, 200, 100, 500, 500, 0, BlackPixel (dpy, 0), BlackPixel(dpy, 0));
//traywin = XCreateSimpleWindow(dpy, root, 0, 0, 1, 1, 0, 0, dc.colors[0][ColBG]);
traywin = XCreateWindow(dpy, root, 0, 0, 1, 1, 0, DefaultDepth(dpy, screen),
CopyFromParent, DefaultVisual(dpy, screen),
CWOverrideRedirect|CWBackPixmap|CWEventMask|CWBackPixel, &wattr);
XSelectInput(dpy, traywin, KeyPressMask | ButtonPressMask);
XMapRaised(dpy, traywin);
XDefineCursor(dpy, traywin, cursor[CurNormal]);
XSetSelectionOwner(dpy, netatom[NetSystemTray], traywin, CurrentTime);
if(XGetSelectionOwner(dpy, netatom[NetSystemTray]) != traywin) {
systray_freeicons();
fprintf(stderr, "System tray: can't get systray manager\n");
return False;
}
dwm_send_message(ROOT, ROOT, "MANAGER", CurrentTime, netatom[NetSystemTray], traywin, 0, 0);
XSync(dpy, False);
return True;
}
void
systray_add(Window win) {
Systray *s;
char name[256];
if(!systray_enable) return;
if(systray_find(win)) return; /* don't add same window again */
if(!gettextprop(win, netatom[NetWMName], name, sizeof name))
gettextprop(win, XA_WM_NAME, name, sizeof name);
if(name[0] == '\0')
return;
s = zcalloc(sizeof(Systray));
s->win = win;
s->geo.height = bh;
s->geo.width = bh;
XSelectInput(dpy, s->win, StructureNotifyMask | PropertyChangeMask| EnterWindowMask | FocusChangeMask);
XReparentWindow(dpy, s->win, traywin, 0, 0);
// Attach
if(trayicons) trayicons->prev = s;
s->next = trayicons;
trayicons = s;
return;
}
void
systray_del(Systray *s) {
Systray **ss;
if(!systray_enable) return;
for(ss = &trayicons; *ss && *ss != s; ss = &(*ss)->next);
*ss = s->next;
IFREE(s);
}
void
systray_freeicons(void) {
Systray *i, *next;
if(!systray_enable) return;
for(i = trayicons; i; i = next) {
XUnmapWindow(dpy, i->win);
XReparentWindow(dpy, i->win, ROOT, 0, 0);
next = i->next; IFREE(i);
}
XSetSelectionOwner(dpy, netatom[NetSystemTray], None, CurrentTime);
XDestroyWindow(dpy, traywin);
XSync(dpy, False);
return;
}
Systray*
systray_find(Window win) {
Systray *i;
if(!systray_enable) return NULL;
for(i = trayicons; i; i = i->next)
if(i->win == win) return i;
return NULL;
}
int
systray_get_width(void) {
int w = 0;
Systray *i;
if(!systray_enable) return 0;
for(i = trayicons; i; i = i->next)
w += i->geo.width + systray_spacing;
return w;
}
void
systray_update(void) {
Systray *i;
Monitor *m;
int x = 1;
int pos = sw;//blw;
int pos_y;
/* get primary */
for(m = mons; m && !m->primary; m = m->next);
pos = m->bw;
if(topbar)
pos_y = m->my;
else
pos_y = sh - m->bh;
if(!systray_enable) return;
if(!trayicons) {
pos -= 1;
XMoveResizeWindow(dpy, traywin, pos, 0, 1, 1);
return;
}
for(i = trayicons; i; i = i->next) {
XMapWindow(dpy, i->win);
XMoveResizeWindow(dpy, i->win, (i->geo.x = x), 0, i->geo.width, i->geo.height);
x += i->geo.width + systray_spacing;
}
pos -= x;
XMoveResizeWindow(dpy, traywin, pos, pos_y, x, m->bh);
XMapRaised(dpy, traywin);
XSync(dpy, False);
/* update status bar */
drawbar(m);
return;
}
void
systray_state(Systray *s)
{
long flags;
int code = 0;
if(!(flags = ewmh_get_xembed_state(s->win)) ||!systray_enable)
return;
if(flags & XEMBED_MAPPED)
{
code = XEMBED_WINDOW_ACTIVATE;
XMapRaised(dpy, s->win);
setwinstate(s->win, NormalState);
}
else
{
code = XEMBED_WINDOW_DEACTIVATE;
XUnmapWindow(dpy, s->win);
setwinstate(s->win, WithdrawnState);
}
dwm_send_message(s->win, s->win, "_XEMBED", CurrentTime, code, 0, 0, 0);
return;
}
long
ewmh_get_xembed_state(Window win)
{
Atom rf;
int f;
ulong n, il;
long ret = 0;
uchar *data = NULL;
if(XGetWindowProperty(dpy, win, ATOM("_XEMBED_INFO"), 0L, 2, False,
ATOM("_XEMBED_INFO"), &rf, &f, &n, &il, &data) != Success)
return 0;
if(rf == ATOM("_XEMBED_INFO") && n == 2)
ret = (long)data[1];
if(n && data)
XFree(data);
return ret;
}
void
setwinstate(Window win, long state)
{
long data[] = {state, None};
XChangeProperty(dpy, win, ATOM("WM_STATE"), ATOM("WM_STATE"), 32,
PropModeReplace, (uchar *)data, 2);
return;
}
/** Send ewmh message */
void
dwm_send_message(Window d, Window w, char *atom, long d0, long d1, long d2, long d3, long d4)
{
XClientMessageEvent e;
e.type = ClientMessage;
e.message_type = ATOM(atom);
e.window = w;
e.format = 32;
e.data.l[0] = d0;
e.data.l[1] = d1;
e.data.l[2] = d2;
e.data.l[3] = d3;
e.data.l[4] = d4;
XSendEvent(dpy, d, False, StructureNotifyMask, (XEvent*)&e);
XSync(dpy, False);
return;
}
void
focusonclick(const Arg *arg) {
int x, w;
Monitor *m = selmon;
Client *c, *firstvis;
for(c = m->clients; c && (!ISVISIBLE(c) || c->iswidget); c = c->next);
firstvis = c;
x=m->titlebarbegin;
c = firstvis;
while(x < m->titlebarend) {
if(c) {
w = c->tw;
if (x < arg->i && x+w > arg->i) {
focus(c);
if(c->isfloating)
XRaiseWindow(dpy, c->win);
restack(selmon);
break;
} else
x+=w;
for(c = c->next; c && (!ISVISIBLE(c) || c->iswidget); c = c->next);
}
else {
break;
}
}
}
void
closeonclick(const Arg *arg) {
int x, w;
Monitor *m = selmon;
Client *c, *firstvis;
for(c = m->clients; c && (!ISVISIBLE(c) || c->iswidget); c = c->next);
firstvis = c;
x=m->titlebarbegin;
c = firstvis;
while(x < m->titlebarend) {
if(c) {
w = c->tw;
if (x < arg->i && x+w > arg->i) {
focus(c);
restack(selmon);
killclient(0);
break;
} else
x+=w;
for(c = c->next; c && (!ISVISIBLE(c) || c->iswidget); c = c->next);
}
else {
break;
}
}
}
pid_t
shexec(const char *cmd){
char *sh = NULL;
pid_t pid;
if(!(sh = getenv("SHELL"))) sh = "/bin/sh";
if((pid = fork()) == 0){
if(dpy) close(ConnectionNumber(dpy));
setsid();
execlp(sh, sh, "-c", cmd, (char*)NULL);
err(1, "execl(%s)", cmd);
_exit(0);
}
if (pid == -1)
warn("fork()");
return pid;
}
pid_t
tpawn(const char *format, ...)
{
char *sh = NULL;
char cmd[512];
va_list ap;
pid_t pid;
size_t len;
va_start(ap, format);
len = vsnprintf(cmd, sizeof(cmd), format, ap);
va_end(ap);
if (len >= sizeof(cmd))
{
warnx("command too long (> 512 bytes)");
return -1;
}
if(!(sh = getenv("SHELL")))
sh = "/bin/sh";
if((pid = fork()) == 0)
{
if(dpy)
close(ConnectionNumber(dpy));
setsid();
if (execlp(sh, sh, "-c", cmd, (char*)NULL) == -1)
warn("execl(sh -c %s)", cmd);
_exit(0);
}
else if (pid == -1)
warn("fork");
return pid;
}
void
grid(Monitor *m) {
unsigned int i, n, cx, cy, cw, ch, aw, ah, cols, rows;
Client *c;
for(n = 0, c = nexttiled(m->clients); c; c = nexttiled(c->next))
n++;
/* grid dimensions */
for(rows = 0; rows <= n/2; rows++)
if(rows*rows >= n)
break;
cols = (rows && (rows - 1) * rows >= n) ? rows - 1 : rows;
/* window geoms (cell height/width) */
ch = m->wh / (rows ? rows : 1);
cw = m->ww / (cols ? cols : 1);
for(i = 0, c = nexttiled(m->clients); c; c = nexttiled(c->next)) {
cx = m->wx + (i / rows) * cw;
cy = m->wy + (i % rows) * ch;
/* adjust height/width of last row/column's windows */
ah = ((i + 1) % rows == 0) ? m->wh - ch * rows : 0;
aw = (i >= rows * (cols - 1)) ? m->ww - cw * cols : 0;
resize(c, cx, cy, cw - 2 * c->bw + aw, ch - 2 * c->bw + ah, False);
i++;
}
}
void
bstack(Monitor *m) {
int x, y, h, w, mh;
unsigned int i, n;
Client *c;
for(n = 0, c = nexttiled(m->clients); c; c = nexttiled(c->next), n++);
if(n == 0)
return;
/* master */
c = nexttiled(m->clients);
mh = m->mfact * m->wh;
resize(c, m->wx, m->wy, m->ww - 2 * c->bw, (n == 1 ? m->wh : mh) - 2 * c->bw, False);
if(--n == 0)
return;
/* tile stack */
x = m->wx;
y = (m->wy + mh > c->y + c->h) ? c->y + c->h + 2 * c->bw : m->wy + mh;
w = m->ww / n;
h = (m->wy + mh > c->y + c->h) ? m->wy + m->wh - y : m->wh - mh;
if(w < m->bh)
w = m->ww;
for(i = 0, c = nexttiled(c->next); c; c = nexttiled(c->next), i++) {
resize(c, x, y, /* remainder */ ((i + 1 == n)
? m->wx + m->ww - x - 2 * c->bw : w - 2 * c->bw), h - 2 * c->bw, False);
if(w != m->ww)
x = c->x + WIDTH(c);
}
}
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