configs/dwm/patches/dwm-systray-20200914-61bb8b2.diff
2021-01-11 23:21:52 +01:00

727 lines
23 KiB
Diff

diff --git a/config.def.h b/config.def.h
index 1c0b587..2d824d1 100644
--- a/config.def.h
+++ b/config.def.h
@@ -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" };
diff --git a/dwm.c b/dwm.c
index 664c527..abce13d 100644
--- a/dwm.c
+++ b/dwm.c
@@ -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);
@@ -172,6 +196,7 @@ 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);
@@ -189,13 +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);
@@ -207,6 +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 *);
@@ -224,18 +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;
@@ -258,9 +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;
@@ -440,7 +475,7 @@ buttonpress(XEvent *e)
arg.ui = 1 << i;
} else if (ev->x < x + blw)
click = ClkLtSymbol;
- else if (ev->x > selmon->ww - (int)TEXTW(stext))
+ else if (ev->x > selmon->ww - (int)TEXTW(stext) - getsystraywidth())
click = ClkStatusText;
else
click = ClkWinTitle;
@@ -483,6 +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++)
@@ -513,9 +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]) {
@@ -568,7 +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);
@@ -653,6 +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
@@ -696,19 +789,23 @@ dirtomon(int dir)
void
drawbar(Monitor *m)
{
- int x, w, tw = 0;
+ int x, w, tw = 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]);
- 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;
if (c->isurgent)
@@ -729,7 +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 - 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);
@@ -740,7 +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
@@ -777,8 +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
@@ -863,10 +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;
@@ -900,6 +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)
{
@@ -1004,7 +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);
@@ -1092,6 +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;
@@ -1216,6 +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)
@@ -1266,6 +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)
{
@@ -1273,6 +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)
{
@@ -1345,6 +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)
{
@@ -1434,26 +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;
}
@@ -1467,7 +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
@@ -1556,6 +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);
@@ -1563,6 +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);
@@ -1571,6 +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();
@@ -1704,7 +1891,18 @@ 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);
}
@@ -1799,11 +1997,18 @@ 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,
@@ -1814,10 +2019,15 @@ 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);
}
@@ -1993,6 +2203,121 @@ 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
@@ -2060,6 +2385,16 @@ 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)
{
@@ -2113,6 +2448,22 @@ 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)
{