Add system tray

Original author: Jan Christoph Ebersbach <jceb@e-jc.de>, inspired by http://code.google.com/p/dwm-plus
 URL: http://dwm.suckless.org/patches/systray
 dwm 6.2 port by Igor Gevka <igor.gevka@gmail.com>
This commit is contained in:
pgrondek 2020-05-29 00:48:46 +02:00
parent 47ac88e9d8
commit 44ba63274f
3 changed files with 386 additions and 26 deletions

View File

@ -3,6 +3,10 @@
/* appearance */
static const unsigned int borderpx = 1; /* border pixel of windows */
static const 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 const int showbar = 1; /* 0 means no bar */
static const int topbar = 1; /* 0 means bottom bar */
static const char *fonts[] = { "monospace:size=10" };

View File

@ -3,6 +3,10 @@
/* appearance */
static const unsigned int borderpx = 1; /* border pixel of windows */
static const 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 const int showbar = 1; /* 0 means no bar */
static const int topbar = 1; /* 0 means bottom bar */
static const char *fonts[] = { "monospace:size=10" };

404
dwm.c
View File

@ -57,12 +57,30 @@
#define TAGMASK ((1 << LENGTH(tags)) - 1)
#define TEXTW(X) (drw_fontset_getwidth(drw, (X)) + lrpad)
#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 */
@ -141,6 +159,12 @@ typedef struct {
int monitor;
} Rule;
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);
@ -169,8 +193,10 @@ static void focus(Client *c);
static void focusin(XEvent *e);
static void focusmon(const Arg *arg);
static void focusstack(const Arg *arg);
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);
@ -188,13 +214,16 @@ static void pop(Client *);
static void propertynotify(XEvent *e);
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 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);
@ -206,6 +235,7 @@ static void seturgent(Client *c, int urg);
static void showhide(Client *c);
static void sigchld(int unused);
static void spawn(const Arg *arg);
static Monitor *systraytomon(Monitor *m);
static void tag(const Arg *arg);
static void tagmon(const Arg *arg);
static void tile(Monitor *);
@ -223,18 +253,23 @@ static int updategeom(void);
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);
static void zoom(const Arg *arg);
/* variables */
static Systray *systray = NULL;
static const char broken[] = "broken";
static char stext[256];
static int screen;
@ -257,9 +292,10 @@ static void (*handler[LASTEvent]) (XEvent *) = {
[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 running = 1;
static Cur *cursor[CurLast];
static Clr **scheme;
@ -439,7 +475,7 @@ buttonpress(XEvent *e)
arg.ui = 1 << i;
} else if (ev->x < x + blw)
click = ClkLtSymbol;
else if (ev->x > selmon->ww - TEXTW(stext))
else if (ev->x > selmon->ww - TEXTW(stext) - getsystraywidth())
click = ClkStatusText;
else
click = ClkWinTitle;
@ -482,6 +518,11 @@ cleanup(void)
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++)
@ -512,9 +553,57 @@ cleanupmon(Monitor *mon)
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]) {
@ -567,7 +656,7 @@ configurenotify(XEvent *e)
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);
@ -652,6 +741,11 @@ destroynotify(XEvent *e)
if ((c = wintoclient(ev->window)))
unmanage(c, 1);
else if ((c = wintosystrayicon(ev->window))) {
removesystrayicon(c);
resizebarwin(selmon);
updatesystray();
}
}
void
@ -695,19 +789,23 @@ dirtomon(int dir)
void
drawbar(Monitor *m)
{
int x, w, sw = 0;
int x, w, sw = 0, 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]);
sw = TEXTW(stext) - lrpad + 2; /* 2px right padding */
drw_text(drw, m->ww - sw, 0, sw, bh, 0, stext, 0);
sw = TEXTW(stext) - lrpad / 2 + 2; /* 2px right padding */
drw_text(drw, m->ww - sw - stw, 0, sw, bh, lrpad / 2 - 2, stext, 0);
}
resizebarwin(m);
for (c = m->clients; c; c = c->next) {
occ |= c->tags;
if (c->isurgent)
@ -728,7 +826,7 @@ drawbar(Monitor *m)
drw_setscheme(drw, scheme[SchemeNorm]);
x = drw_text(drw, x, 0, w, bh, lrpad / 2, m->ltsymbol, 0);
if ((w = m->ww - sw - x) > bh) {
if ((w = m->ww - sw - 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);
@ -739,7 +837,7 @@ drawbar(Monitor *m)
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
@ -776,8 +874,11 @@ expose(XEvent *e)
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
@ -862,10 +963,17 @@ getatomprop(Client *c, Atom prop)
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;
@ -899,6 +1007,16 @@ getstate(Window w)
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)
{
@ -1003,7 +1121,7 @@ killclient(const Arg *arg)
{
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);
@ -1091,6 +1209,12 @@ maprequest(XEvent *e)
{
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;
@ -1215,6 +1339,16 @@ propertynotify(XEvent *e)
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)
@ -1265,6 +1399,20 @@ recttomon(int x, int y, int w, int h)
return r;
}
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)
{
@ -1272,6 +1420,14 @@ resize(Client *c, int x, int y, int w, int h, int interact)
resizeclient(c, x, y, w, h);
}
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)
{
@ -1344,6 +1500,19 @@ resizemouse(const Arg *arg)
}
}
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)
{
@ -1433,26 +1602,36 @@ setclientstate(Client *c, long state)
}
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;
}
@ -1466,7 +1645,7 @@ setfocus(Client *c)
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
@ -1555,6 +1734,10 @@ setup(void)
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);
@ -1562,6 +1745,9 @@ setup(void)
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);
@ -1570,6 +1756,8 @@ setup(void)
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();
@ -1701,7 +1889,18 @@ togglebar(const Arg *arg)
{
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);
}
@ -1796,11 +1995,18 @@ unmapnotify(XEvent *e)
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,
@ -1811,10 +2017,15 @@ updatebars(void)
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);
}
@ -1990,6 +2201,121 @@ updatestatus(void)
if (!gettextprop(root, XA_WM_NAME, stext, sizeof(stext)))
strcpy(stext, "dwm-"VERSION);
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
@ -2057,6 +2383,16 @@ wintoclient(Window w)
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)
{
@ -2110,6 +2446,22 @@ xerrorstart(Display *dpy, XErrorEvent *ee)
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)
{