This patch was written by Salonia Matteo It was based on this patch: https://dwm.suckless.org/patches/systray/dwm-systray-6.2.diff It was modified so that dwm compiles properly, without any errors. --- config.h 2020-11-21 09:37:23.971438123 +0100 +++ config.h 2020-11-23 18:49:56.192651699 +0100 @@ -7,6 +7,10 @@ /* appearance */ static unsigned int borderpx = 3; /* border pixel of windows */ static unsigned int snap = 32; /* snap pixel */ +static const unsigned int systraypinning = 0; /* 0: sloppy systray follows selected monitor, >0: pin systray to monitor X */ +static const unsigned int systrayspacing = 2; /* systray spacing */ +static const int systraypinningfailfirst = 1; /* 1: if pinning fails, display systray on the first monitor, False: display systray on the last monitor*/ +static const int showsystray = 1; /* 0 means no systray */ static unsigned int gappih = 20; /* horiz inner gap between windows */ static unsigned int gappiv = 10; /* vert inner gap between windows */ static unsigned int gappoh = 10; /* horiz outer gap between windows and screen edge */ --- dwm.c 2020-11-17 11:33:20.578878727 +0100 +++ dwm.c 2020-11-23 18:56:39.797123619 +0100 @@ -69,12 +69,30 @@ #define TEXTW(X) (drw_fontset_getwidth(drw, (X)) + lrpad) #define TRUNC(X,A,B) (MAX((A), MIN((X), (B)))) +#define SYSTEM_TRAY_REQUEST_DOCK 0 + +/* XEMBED messages */ +#define XEMBED_EMBEDDED_NOTIFY 0 +#define XEMBED_WINDOW_ACTIVATE 1 +#define XEMBED_FOCUS_IN 4 +#define XEMBED_MODALITY_ON 10 + +#define XEMBED_MAPPED (1 << 0) +#define XEMBED_WINDOW_ACTIVATE 1 +#define XEMBED_WINDOW_DEACTIVATE 2 + +#define VERSION_MAJOR 0 +#define VERSION_MINOR 0 +#define XEMBED_EMBEDDED_VERSION (VERSION_MAJOR << 16) | VERSION_MINOR + /* enums */ enum { CurNormal, CurResize, CurMove, CurLast }; /* cursor */ enum { SchemeNorm, SchemeSel }; /* color schemes */ enum { NetSupported, NetWMName, NetWMState, NetWMCheck, + NetSystemTray, NetSystemTrayOP, NetSystemTrayOrientation, NetSystemTrayOrientationHorz, NetWMFullscreen, NetActiveWindow, NetWMWindowType, NetWMWindowTypeDialog, NetClientList, NetLast }; /* EWMH atoms */ +enum { Manager, Xembed, XembedInfo, XLast }; /* Xembed atoms */ enum { WMProtocols, WMDelete, WMState, WMTakeFocus, WMLast }; /* default atoms */ enum { ClkTagBar, ClkLtSymbol, ClkStatusText, ClkWinTitle, ClkClientWin, ClkRootWin, ClkLast }; /* clicks */ @@ -174,6 +192,12 @@ void *dst; } ResourcePref; +typedef struct Systray Systray; +struct Systray { + Window win; + Client *icons; +}; + /* function declarations */ static void applyrules(Client *c); static int applysizehints(Client *c, int *x, int *y, int *w, int *h, int interact); @@ -206,6 +230,7 @@ static Atom getatomprop(Client *c, Atom prop); static int getrootptr(int *x, int *y); static long getstate(Window w); +static unsigned int getsystraywidth(); static int gettextprop(Window w, Atom atom, char *text, unsigned int size); static void grabbuttons(Client *c, int focused); static void grabkeys(void); @@ -224,14 +249,17 @@ static void pushstack(const Arg *arg); static void quit(const Arg *arg); static Monitor *recttomon(int x, int y, int w, int h); +static void removesystrayicon(Client *i); static void resize(Client *c, int x, int y, int w, int h, int interact); +static void resizebarwin(Monitor *m); static void resizeclient(Client *c, int x, int y, int w, int h); static void resizemouse(const Arg *arg); +static void resizerequest(XEvent *e); static void restack(Monitor *m); static void run(void); static void runAutostart(void); static void scan(void); -static int sendevent(Client *c, Atom proto); +static int sendevent(Window w, Atom proto, int m, long d0, long d1, long d2, long d3, long d4); static void sendmon(Client *c, Monitor *m); static void setclientstate(Client *c, long state); static void setfocus(Client *c); @@ -251,6 +279,7 @@ static void sighup(int unused); static void sigterm(int unused); static void spawn(const Arg *arg); +static Monitor *systraytomon(Monitor *m); static int stackpos(const Arg *arg); static void tag(const Arg *arg); static void tagmon(const Arg *arg); @@ -271,12 +300,16 @@ static void updatenumlockmask(void); static void updatesizehints(Client *c); static void updatestatus(void); +static void updatesystray(void); +static void updatesystrayicongeom(Client *i, int w, int h); +static void updatesystrayiconstate(Client *i, XPropertyEvent *ev); static void updatetitle(Client *c); static void updatewindowtype(Client *c); static void updatewmhints(Client *c); static void view(const Arg *arg); static Client *wintoclient(Window w); static Monitor *wintomon(Window w); +static Client *wintosystrayicon(Window w); static int xerror(Display *dpy, XErrorEvent *ee); static int xerrordummy(Display *dpy, XErrorEvent *ee); static int xerrorstart(Display *dpy, XErrorEvent *ee); @@ -292,6 +325,7 @@ /* variables */ +static Systray *systray = NULL; static const char broken[] = "broken"; static char stext[256]; static char rawstext[256]; @@ -317,9 +351,10 @@ [MapRequest] = maprequest, [MotionNotify] = motionnotify, [PropertyNotify] = propertynotify, + [ResizeRequest] = resizerequest, [UnmapNotify] = unmapnotify }; -static Atom wmatom[WMLast], netatom[NetLast]; +static Atom wmatom[WMLast], netatom[NetLast], xatom[XLast]; static int restart = 0; static int running = 1; static Cur *cursor[CurLast]; @@ -560,7 +595,7 @@ arg.ui = 1 << i; } else if (ev->x < x + blw) click = ClkLtSymbol; - else if (ev->x > (x = selmon->ww - TEXTW(stext) + lrpad)) { + else if (ev->x > (x = selmon->ww - TEXTW(stext) - getsystraywidth())) { click = ClkStatusText; char *text = rawstext; @@ -620,6 +655,11 @@ XUngrabKey(dpy, AnyKey, AnyModifier, root); while (mons) cleanupmon(mons); + if (showsystray) { + XUnmapWindow(dpy, systray->win); + XDestroyWindow(dpy, systray->win); + free(systray); + } for (i = 0; i < CurLast; i++) drw_cur_free(drw, cursor[i]); for (i = 0; i < LENGTH(colors); i++) @@ -650,9 +690,57 @@ void clientmessage(XEvent *e) { + XWindowAttributes wa; + XSetWindowAttributes swa; XClientMessageEvent *cme = &e->xclient; Client *c = wintoclient(cme->window); + if (showsystray && cme->window == systray->win && cme->message_type == netatom[NetSystemTrayOP]) { + /* add systray icons */ + if (cme->data.l[1] == SYSTEM_TRAY_REQUEST_DOCK) { + if (!(c = (Client *)calloc(1, sizeof(Client)))) + die("fatal: could not malloc() %u bytes\n", sizeof(Client)); + if (!(c->win = cme->data.l[2])) { + free(c); + return; + } + c->mon = selmon; + c->next = systray->icons; + systray->icons = c; + if (!XGetWindowAttributes(dpy, c->win, &wa)) { + /* use sane defaults */ + wa.width = bh; + wa.height = bh; + wa.border_width = 0; + } + c->x = c->oldx = c->y = c->oldy = 0; + c->w = c->oldw = wa.width; + c->h = c->oldh = wa.height; + c->oldbw = wa.border_width; + c->bw = 0; + c->isfloating = True; + /* reuse tags field as mapped status */ + c->tags = 1; + updatesizehints(c); + updatesystrayicongeom(c, wa.width, wa.height); + XAddToSaveSet(dpy, c->win); + XSelectInput(dpy, c->win, StructureNotifyMask | PropertyChangeMask | ResizeRedirectMask); + XReparentWindow(dpy, c->win, systray->win, 0, 0); + /* use parents background color */ + swa.background_pixel = scheme[SchemeNorm][ColBg].pixel; + XChangeWindowAttributes(dpy, c->win, CWBackPixel, &swa); + sendevent(c->win, netatom[Xembed], StructureNotifyMask, CurrentTime, XEMBED_EMBEDDED_NOTIFY, 0 , systray->win, XEMBED_EMBEDDED_VERSION); + /* FIXME not sure if I have to send these events, too */ + sendevent(c->win, netatom[Xembed], StructureNotifyMask, CurrentTime, XEMBED_FOCUS_IN, 0 , systray->win, XEMBED_EMBEDDED_VERSION); + sendevent(c->win, netatom[Xembed], StructureNotifyMask, CurrentTime, XEMBED_WINDOW_ACTIVATE, 0 , systray->win, XEMBED_EMBEDDED_VERSION); + sendevent(c->win, netatom[Xembed], StructureNotifyMask, CurrentTime, XEMBED_MODALITY_ON, 0 , systray->win, XEMBED_EMBEDDED_VERSION); + XSync(dpy, False); + resizebarwin(selmon); + updatesystray(); + setclientstate(c, NormalState); + } + return; + } if (!c) return; if (cme->message_type == netatom[NetWMState]) { @@ -705,7 +793,7 @@ for (c = m->clients; c; c = c->next) if (c->isfullscreen) resizeclient(c, m->mx, m->my, m->mw, m->mh); - XMoveResizeWindow(dpy, m->barwin, m->wx, m->by, m->ww, bh); + resizebarwin(m); } focus(NULL); arrange(NULL); @@ -807,6 +895,11 @@ if ((c = wintoclient(ev->window))) unmanage(c, 1); + else if ((c = wintosystrayicon(ev->window))) { + removesystrayicon(c); + resizebarwin(selmon); + updatesystray(); + } else if ((c = swallowingclient(ev->window))) unmanage(c->swallowing, 1); @@ -853,19 +946,24 @@ void drawbar(Monitor *m) { - int x, w, tw = 0; + int x, w, tw, stw = 0; int boxs = drw->fonts->h / 9; int boxw = drw->fonts->h / 6 + 2; unsigned int i, occ = 0, urg = 0; Client *c; + if(showsystray && m == systraytomon(m)) + stw = getsystraywidth(); + + /* draw status first so it can be overdrawn by tags later */ if (m == selmon) { /* status is only drawn on selected monitor */ drw_setscheme(drw, scheme[SchemeNorm]); - tw = TEXTW(stext) - lrpad + 2; /* 2px right padding */ - drw_text(drw, m->ww - tw, 0, tw, bh, 0, stext, 0); + tw = TEXTW(stext) - lrpad / 2 + 2; /* 2px right padding */ + drw_text(drw, m->ww - tw - stw, 0, tw, bh, lrpad / 2 - 2, stext, 0); } + resizebarwin(m); for (c = m->clients; c; c = c->next) { occ |= c->tags == 255 ? 0 : c->tags; if (c->isurgent) @@ -886,7 +984,7 @@ drw_setscheme(drw, scheme[SchemeNorm]); x = drw_text(drw, x, 0, w, bh, lrpad / 2, m->ltsymbol, 0); - if ((w = m->ww - tw - x) > bh) { + if ((w = m->ww - tw - stw - x) > bh) { if (m->sel) { drw_setscheme(drw, scheme[m == selmon ? SchemeSel : SchemeNorm]); drw_text(drw, x, 0, w, bh, lrpad / 2, m->sel->name, 0); @@ -897,7 +995,7 @@ drw_rect(drw, x, 0, w, bh, 1, 1); } } - drw_map(drw, m->barwin, 0, 0, m->ww, bh); + drw_map(drw, m->barwin, 0, 0, m->ww - stw, bh); } void @@ -934,8 +1032,11 @@ Monitor *m; XExposeEvent *ev = &e->xexpose; - if (ev->count == 0 && (m = wintomon(ev->window))) + if (ev->count == 0 && (m = wintomon(ev->window))) { drawbar(m); + if (m == selmon) + updatesystray(); + } } void @@ -1009,10 +1110,17 @@ unsigned long dl; unsigned char *p = NULL; Atom da, atom = None; + /* FIXME getatomprop should return the number of items and a pointer to + * the stored data instead of this workaround */ + Atom req = XA_ATOM; + if (prop == xatom[XembedInfo]) + req = xatom[XembedInfo]; - if (XGetWindowProperty(dpy, c->win, prop, 0L, sizeof atom, False, XA_ATOM, + if (XGetWindowProperty(dpy, c->win, prop, 0L, sizeof atom, False, req, &da, &di, &dl, &dl, &p) == Success && p) { atom = *(Atom *)p; + if (da == xatom[XembedInfo] && dl == 2) + atom = ((Atom *)p)[1]; XFree(p); } return atom; @@ -1060,6 +1168,16 @@ return result; } +unsigned int +getsystraywidth() +{ + unsigned int w = 0; + Client *i; + if(showsystray) + for(i = systray->icons; i; w += i->w + systrayspacing, i = i->next) ; + return w ? w + systrayspacing : 1; +} + int gettextprop(Window w, Atom atom, char *text, unsigned int size) { @@ -1164,7 +1282,7 @@ { if (!selmon->sel) return; - if (!sendevent(selmon->sel, wmatom[WMDelete])) { + if (!sendevent(selmon->sel->win, wmatom[WMDelete], NoEventMask, wmatom[WMDelete], CurrentTime, 0 , 0, 0)) { XGrabServer(dpy); XSetErrorHandler(xerrordummy); XSetCloseDownMode(dpy, DestroyAll); @@ -1256,6 +1374,12 @@ { static XWindowAttributes wa; XMapRequestEvent *ev = &e->xmaprequest; + Client *i; + if ((i = wintosystrayicon(ev->window))) { + sendevent(i->win, netatom[Xembed], StructureNotifyMask, CurrentTime, XEMBED_WINDOW_ACTIVATE, 0, systray->win, XEMBED_EMBEDDED_VERSION); + resizebarwin(selmon); + updatesystray(); + } if (!XGetWindowAttributes(dpy, ev->window, &wa)) return; @@ -1403,6 +1527,16 @@ Window trans; XPropertyEvent *ev = &e->xproperty; + if ((c = wintosystrayicon(ev->window))) { + if (ev->atom == XA_WM_NORMAL_HINTS) { + updatesizehints(c); + updatesystrayicongeom(c, c->w, c->h); + } + else + updatesystrayiconstate(c, ev); + resizebarwin(selmon); + updatesystray(); + } if ((ev->window == root) && (ev->atom == XA_WM_NAME)) { updatestatus(); } else if (ev->state == PropertyDelete) { @@ -1455,6 +1589,20 @@ } void +removesystrayicon(Client *i) +{ + Client **ii; + + if (!showsystray || !i) + return; + for (ii = &systray->icons; *ii && *ii != i; ii = &(*ii)->next); + if (ii) + *ii = i->next; + free(i); +} + + +void resize(Client *c, int x, int y, int w, int h, int interact) { if (applysizehints(c, &x, &y, &w, &h, interact)) @@ -1462,6 +1610,14 @@ } void +resizebarwin(Monitor *m) { + unsigned int w = m->ww; + if (showsystray && m == systraytomon(m)) + w -= getsystraywidth(); + XMoveResizeWindow(dpy, m->barwin, m->wx, m->by, w, bh); +} + +void resizeclient(Client *c, int x, int y, int w, int h) { XWindowChanges wc; @@ -1534,6 +1690,19 @@ } void +resizerequest(XEvent *e) +{ + XResizeRequestEvent *ev = &e->xresizerequest; + Client *i; + + if ((i = wintosystrayicon(ev->window))) { + updatesystrayicongeom(i, ev->width, ev->height); + resizebarwin(selmon); + updatesystray(); + } +} + +void restack(Monitor *m) { Client *c; @@ -1627,26 +1796,36 @@ } int -sendevent(Client *c, Atom proto) +sendevent(Window w, Atom proto, int mask, long d0, long d1, long d2, long d3, long d4) { int n; - Atom *protocols; + Atom *protocols, mt; int exists = 0; XEvent ev; - if (XGetWMProtocols(dpy, c->win, &protocols, &n)) { - while (!exists && n--) - exists = protocols[n] == proto; - XFree(protocols); + if (proto == wmatom[WMTakeFocus] || proto == wmatom[WMDelete]) { + mt = wmatom[WMProtocols]; + if (XGetWMProtocols(dpy, w, &protocols, &n)) { + while (!exists && n--) + exists = protocols[n] == proto; + XFree(protocols); + } + } + else { + exists = True; + mt = proto; } if (exists) { ev.type = ClientMessage; - ev.xclient.window = c->win; - ev.xclient.message_type = wmatom[WMProtocols]; + ev.xclient.window = w; + ev.xclient.message_type = mt; ev.xclient.format = 32; - ev.xclient.data.l[0] = proto; - ev.xclient.data.l[1] = CurrentTime; - XSendEvent(dpy, c->win, False, NoEventMask, &ev); + ev.xclient.data.l[0] = d0; + ev.xclient.data.l[1] = d1; + ev.xclient.data.l[2] = d2; + ev.xclient.data.l[3] = d3; + ev.xclient.data.l[4] = d4; + XSendEvent(dpy, w, False, mask, &ev); } return exists; } @@ -1660,7 +1839,7 @@ XA_WINDOW, 32, PropModeReplace, (unsigned char *) &(c->win), 1); } - sendevent(c, wmatom[WMTakeFocus]); + sendevent(c->win, wmatom[WMTakeFocus], NoEventMask, wmatom[WMTakeFocus], CurrentTime, 0, 0, 0); } void @@ -1782,6 +1961,10 @@ wmatom[WMTakeFocus] = XInternAtom(dpy, "WM_TAKE_FOCUS", False); netatom[NetActiveWindow] = XInternAtom(dpy, "_NET_ACTIVE_WINDOW", False); netatom[NetSupported] = XInternAtom(dpy, "_NET_SUPPORTED", False); + netatom[NetSystemTray] = XInternAtom(dpy, "_NET_SYSTEM_TRAY_S0", False); + netatom[NetSystemTrayOP] = XInternAtom(dpy, "_NET_SYSTEM_TRAY_OPCODE", False); + netatom[NetSystemTrayOrientation] = XInternAtom(dpy, "_NET_SYSTEM_TRAY_ORIENTATION", False); + netatom[NetSystemTrayOrientationHorz] = XInternAtom(dpy, "_NET_SYSTEM_TRAY_ORIENTATION_HORZ", False); netatom[NetWMName] = XInternAtom(dpy, "_NET_WM_NAME", False); netatom[NetWMState] = XInternAtom(dpy, "_NET_WM_STATE", False); netatom[NetWMCheck] = XInternAtom(dpy, "_NET_SUPPORTING_WM_CHECK", False); @@ -1789,6 +1972,9 @@ netatom[NetWMWindowType] = XInternAtom(dpy, "_NET_WM_WINDOW_TYPE", False); netatom[NetWMWindowTypeDialog] = XInternAtom(dpy, "_NET_WM_WINDOW_TYPE_DIALOG", False); netatom[NetClientList] = XInternAtom(dpy, "_NET_CLIENT_LIST", False); + xatom[Manager] = XInternAtom(dpy, "MANAGER", False); + xatom[Xembed] = XInternAtom(dpy, "_XEMBED", False); + xatom[XembedInfo] = XInternAtom(dpy, "_XEMBED_INFO", False); /* init cursors */ cursor[CurNormal] = drw_cur_create(drw, XC_left_ptr); cursor[CurResize] = drw_cur_create(drw, XC_sizing); @@ -1797,6 +1983,8 @@ scheme = ecalloc(LENGTH(colors), sizeof(Clr *)); for (i = 0; i < LENGTH(colors); i++) scheme[i] = drw_scm_create(drw, colors[i], 3); + /* init system tray */ + updatesystray(); /* init bars */ updatebars(); updatestatus(); @@ -1937,7 +2125,18 @@ { selmon->showbar = !selmon->showbar; updatebarpos(selmon); - XMoveResizeWindow(dpy, selmon->barwin, selmon->wx, selmon->by, selmon->ww, bh); + resizebarwin(selmon); + if (showsystray) { + XWindowChanges wc; + if (!selmon->showbar) + wc.y = -bh; + else if (selmon->showbar) { + wc.y = 0; + if (!selmon->topbar) + wc.y = selmon->mh - bh; + } + XConfigureWindow(dpy, systray->win, CWY, &wc); + } arrange(selmon); } @@ -2091,11 +2290,18 @@ else unmanage(c, 0); } + else if ((c = wintosystrayicon(ev->window))) { + /* KLUDGE! sometimes icons occasionally unmap their windows, but do + * _not_ destroy them. We map those windows back */ + XMapRaised(dpy, c->win); + updatesystray(); + } } void updatebars(void) { + unsigned int w; Monitor *m; XSetWindowAttributes wa = { .override_redirect = True, @@ -2106,10 +2312,15 @@ for (m = mons; m; m = m->next) { if (m->barwin) continue; - m->barwin = XCreateWindow(dpy, root, m->wx, m->by, m->ww, bh, 0, DefaultDepth(dpy, screen), + w = m->ww; + if (showsystray && m == systraytomon(m)) + w -= getsystraywidth(); + m->barwin = XCreateWindow(dpy, root, m->wx, m->by, w, bh, 0, DefaultDepth(dpy, screen), CopyFromParent, DefaultVisual(dpy, screen), CWOverrideRedirect|CWBackPixmap|CWEventMask, &wa); XDefineCursor(dpy, m->barwin, cursor[CurNormal]->cursor); + if (showsystray && m == systraytomon(m)) + XMapRaised(dpy, systray->win); XMapRaised(dpy, m->barwin); XSetClassHint(dpy, m->barwin, &ch); } @@ -2287,6 +2498,121 @@ else copyvalidchars(stext, rawstext); drawbar(selmon); + updatesystray(); +} + +void +updatesystrayicongeom(Client *i, int w, int h) +{ + if (i) { + i->h = bh; + if (w == h) + i->w = bh; + else if (h == bh) + i->w = w; + else + i->w = (int) ((float)bh * ((float)w / (float)h)); + applysizehints(i, &(i->x), &(i->y), &(i->w), &(i->h), False); + /* force icons into the systray dimensions if they don't want to */ + if (i->h > bh) { + if (i->w == i->h) + i->w = bh; + else + i->w = (int) ((float)bh * ((float)i->w / (float)i->h)); + i->h = bh; + } + } +} + +void +updatesystrayiconstate(Client *i, XPropertyEvent *ev) +{ + long flags; + int code = 0; + + if (!showsystray || !i || ev->atom != xatom[XembedInfo] || + !(flags = getatomprop(i, xatom[XembedInfo]))) + return; + + if (flags & XEMBED_MAPPED && !i->tags) { + i->tags = 1; + code = XEMBED_WINDOW_ACTIVATE; + XMapRaised(dpy, i->win); + setclientstate(i, NormalState); + } + else if (!(flags & XEMBED_MAPPED) && i->tags) { + i->tags = 0; + code = XEMBED_WINDOW_DEACTIVATE; + XUnmapWindow(dpy, i->win); + setclientstate(i, WithdrawnState); + } + else + return; + sendevent(i->win, xatom[Xembed], StructureNotifyMask, CurrentTime, code, 0, + systray->win, XEMBED_EMBEDDED_VERSION); +} + +void +updatesystray(void) +{ + XSetWindowAttributes wa; + XWindowChanges wc; + Client *i; + Monitor *m = systraytomon(NULL); + unsigned int x = m->mx + m->mw; + unsigned int w = 1; + + if (!showsystray) + return; + if (!systray) { + /* init systray */ + if (!(systray = (Systray *)calloc(1, sizeof(Systray)))) + die("fatal: could not malloc() %u bytes\n", sizeof(Systray)); + systray->win = XCreateSimpleWindow(dpy, root, x, m->by, w, bh, 0, 0, scheme[SchemeSel][ColBg].pixel); + wa.event_mask = ButtonPressMask | ExposureMask; + wa.override_redirect = True; + wa.background_pixel = scheme[SchemeNorm][ColBg].pixel; + XSelectInput(dpy, systray->win, SubstructureNotifyMask); + XChangeProperty(dpy, systray->win, netatom[NetSystemTrayOrientation], XA_CARDINAL, 32, + PropModeReplace, (unsigned char *)&netatom[NetSystemTrayOrientationHorz], 1); + XChangeWindowAttributes(dpy, systray->win, CWEventMask|CWOverrideRedirect|CWBackPixel, &wa); + XMapRaised(dpy, systray->win); + XSetSelectionOwner(dpy, netatom[NetSystemTray], systray->win, CurrentTime); + if (XGetSelectionOwner(dpy, netatom[NetSystemTray]) == systray->win) { + sendevent(root, xatom[Manager], StructureNotifyMask, CurrentTime, netatom[NetSystemTray], systray->win, 0, 0); + XSync(dpy, False); + } + else { + fprintf(stderr, "dwm: unable to obtain system tray.\n"); + free(systray); + systray = NULL; + return; + } + } + for (w = 0, i = systray->icons; i; i = i->next) { + /* make sure the background color stays the same */ + wa.background_pixel = scheme[SchemeNorm][ColBg].pixel; + XChangeWindowAttributes(dpy, i->win, CWBackPixel, &wa); + XMapRaised(dpy, i->win); + w += systrayspacing; + i->x = w; + XMoveResizeWindow(dpy, i->win, i->x, 0, i->w, i->h); + w += i->w; + if (i->mon != m) + i->mon = m; + } + w = w ? w + systrayspacing : 1; + x -= w; + XMoveResizeWindow(dpy, systray->win, x, m->by, w, bh); + wc.x = x; wc.y = m->by; wc.width = w; wc.height = bh; + wc.stack_mode = Above; wc.sibling = m->barwin; + XConfigureWindow(dpy, systray->win, CWX|CWY|CWWidth|CWHeight|CWSibling|CWStackMode, &wc); + XMapWindow(dpy, systray->win); + XMapSubwindows(dpy, systray->win); + /* redraw background */ + XSetForeground(dpy, drw->gc, scheme[SchemeNorm][ColBg].pixel); + XFillRectangle(dpy, systray->win, drw->gc, 0, 0, w, bh); + XSync(dpy, False); } void @@ -2458,6 +2784,16 @@ return NULL; } +Client * +wintosystrayicon(Window w) { + Client *i = NULL; + + if (!showsystray || !w) + return i; + for (i = systray->icons; i && i->win != w; i = i->next) ; + return i; +} + Monitor * wintomon(Window w) { @@ -2511,6 +2847,22 @@ return -1; } +Monitor * +systraytomon(Monitor *m) { + Monitor *t; + int i, n; + if(!systraypinning) { + if(!m) + return selmon; + return m == selmon ? m : NULL; + } + for(n = 1, t = mons; t && t->next; n++, t = t->next) ; + for(i = 1, t = mons; t && t->next && i < systraypinning; i++, t = t->next) ; + if(systraypinningfailfirst && n < systraypinning) + return mons; + return t; +} + void zoom(const Arg *arg) {