wmii/cmd/tray/tray.c
Kris Maglione 7da961ec6c Add group and default-tags keys to /rules.
Update issue #178
Status: Fixed
If you don't want grouping behavior for a client, set group=0 for
that client in /rules. This will inhibit the affinity for tags and
for columns.
2010-06-01 22:38:33 -04:00

413 lines
9.9 KiB
C

/* Copyright ©2008-2010 Kris Maglione <maglione.k at Gmail>
* See LICENSE file for license details.
*/
#include "dat.h"
#include <string.h>
#include <strings.h>
#include "fns.h"
static Handlers handlers;
static Handlers root_handlers;
void
restrut(Window *w, int orientation) {
enum { Left, Right, Top, Bottom };
Rectangle strut[4];
Rectangle r;
r = w->r;
memset(strut, 0, sizeof strut);
if(Dx(r) < Dx(scr.rect)/2 && orientation != OHorizontal) {
if(r.min.x <= scr.rect.min.x) {
strut[Left] = r;
strut[Left].min.x = 0;
strut[Left].max.x -= scr.rect.min.x;
}
if(r.max.x >= scr.rect.max.x) {
strut[Right] = r;
strut[Right].min.x -= scr.rect.max.x;
strut[Right].max.x = 0;
}
}
if(Dy(r) < Dy(scr.rect)/2 && orientation != OVertical) {
if(r.min.y <= scr.rect.min.y) {
strut[Top] = r;
strut[Top].min.y = 0;
strut[Top].max.y -= scr.rect.min.y;
}
if(r.max.y >= scr.rect.max.y) {
strut[Bottom] = r;
strut[Bottom].min.y -= scr.rect.max.y;
strut[Bottom].max.y = 0;
}
}
#if 0
#define pstrut(name) \
if(!eqrect(strut[name], ZR)) \
fprint(2, "strut["#name"] = %R\n", strut[name])
pstrut(Left);
pstrut(Right);
pstrut(Top);
pstrut(Bottom);
#endif
ewmh_setstrut(w, strut);
}
void
tray_init(void) {
WinAttr wa;
XWMHints hints = { 0, };
wa.background_pixmap = None;
wa.bit_gravity = NorthEastGravity;
wa.border_pixel = 0;
wa.event_mask = ExposureMask
| ButtonPressMask
| ButtonReleaseMask
| StructureNotifyMask
| SubstructureNotifyMask
/* Disallow clients reconfiguring themselves. */
| SubstructureRedirectMask;
tray.win = createwindow(&scr.root, Rect(0, 0, 1, 1), scr.depth, InputOutput,
&wa, CWBackPixmap
| CWBitGravity
| CWEventMask);
sethandler(tray.win, &handlers);
pushhandler(&scr.root, &root_handlers, nil);
selectinput(&scr.root, scr.root.eventmask | PropertyChangeMask);
changeprop_string(tray.win, "_WMII_TAGS", tray.tags);
changeprop_ulong(tray.win, "XdndAware", "ATOM", (ulong[1]){ 5 }, 1);
changeprop_ulong(tray.selection->owner, Net("SYSTEM_TRAY_VISUAL"), "VISUALID",
&scr.visual->visualid, 1);
changeprop_long(tray.win, Net("WM_WINDOW_TYPE"), "ATOM",
(long[1]){ TYPE("DOCK") }, 1);
changeprop_string(tray.win, Net("WM_NAME"), "witray");
changeprop_textlist(tray.win, "WM_NAME", "STRING",
(char*[2]){ "witray", nil });
changeprop_textlist(tray.win, "WM_CLASS", "STRING",
(char*[3]){ "witray", "witray", nil });
changeprop_textlist(tray.win, "WM_COMMAND", "STRING", program_args);
hints.flags = InputHint;
hints.input = false;
XSetWMHints(display, tray.win->xid, &hints);
tray_resize(tray.win->r);
}
static void
tray_draw(Rectangle r) {
int borderwidth;
if(!tray.pixmap)
return;
borderwidth = 1;
r = rectsetorigin(r, ZP);
border(tray.pixmap, r, borderwidth, tray.selcolors.border);
r = insetrect(r, borderwidth);
fill(tray.pixmap, r, tray.selcolors.bg);
XClearWindow(display, tray.win->xid);
}
void
tray_resize(Rectangle r) {
WinHints hints;
Image *oldimage;
WinAttr wa;
hints = ZWinHints;
hints.position = true;
hints.min = hints.max = Pt(Dx(r), Dy(r));
hints.grav = Pt(tray.edge & East ? 0 :
tray.edge & West ? 2 : 1,
tray.edge & North ? 0 :
tray.edge & South ? 2 : 1);
/* Not necessary, since we specify fixed size, but... */
// hints.base = Pt(2, 2);
// hints.inc = Pt(tray.iconsize, tray.iconsize);
sethints(tray.win, &hints);
if(!eqrect(tray.win->r, r)) {
oldimage = tray.pixmap;
tray.pixmap = allocimage(Dx(r), Dy(r), tray.win->depth);
tray_draw(r);
wa.background_pixmap = tray.pixmap->xid;
setwinattr(tray.win, &wa, CWBackPixmap);
freeimage(oldimage);
}
tray.r = r;
tray.win->r = ZR; /* Force the configure event. */
reshapewin(tray.win, r);
restrut(tray.win, tray.orientation);
}
void
tray_update(void) {
Rectangle r;
Point p, offset, padding;
Client *c;
r = Rect(0, 0, tray.iconsize, tray.iconsize);
padding = Pt(tray.padding, tray.padding);
offset = padding;
Dprint("tray_update()\n");
for(c=tray.clients; c; c=c->next) {
if(c->w.mapped) {
reshapewin(&c->w, rectaddpt(r, offset));
/* This seems, sadly, to be necessary. */
sendevent(&c->w, false, StructureNotifyMask, &(XEvent){
.xconfigure = {
.type = ConfigureNotify,
.event = c->w.xid,
.window = c->w.xid,
.above = None,
.x = c->w.r.min.x,
.y = c->w.r.min.y,
.width = Dx(c->w.r),
.height = Dy(c->w.r),
.border_width = 0,
}
});
movewin(c->indicator, addpt(offset, Pt(2, 2)));
if(tray.orientation == OHorizontal)
offset.x += tray.iconsize + tray.padding;
else
offset.y += tray.iconsize + tray.padding;
}
if(c->w.mapped && client_hasmessage(c))
mapwin(c->indicator);
else
unmapwin(c->indicator);
}
if(eqpt(offset, padding))
unmapwin(tray.win);
else {
if(tray.orientation == OHorizontal)
offset.y += tray.iconsize + tray.padding;
else
offset.x += tray.iconsize + tray.padding;
r = Rpt(ZP, offset);
p = subpt(scr.rect.max, r.max);
if(tray.edge & East)
p.x = 0;
if(tray.edge & North)
p.y = 0;
tray_resize(rectaddpt(r, p));
mapwin(tray.win);
}
tray_draw(tray.win->r);
}
static bool
config_event(Window *w, void *aux, XConfigureEvent *ev) {
USED(aux);
if(ev->send_event) {
/*
* Per ICCCM §4.2.3, the window manager sends
* synthetic configure events in the root coordinate
* space when it changes the window configuration.
* This code assumes wmii's generous behavior of
* supplying all relevant members in every configure
* notify event.
*/
w->r = rectaddpt(rectsetorigin(Rect(0, 0, ev->width, ev->height),
Pt(ev->x, ev->y)),
Pt(ev->border_width, ev->border_width));
restrut(w, tray.orientation);
}
return false;
}
static bool
expose_event(Window *w, void *aux, XExposeEvent *ev) {
USED(w, aux, ev);
tray_draw(tray.win->r);
return false;
}
typedef struct Dnd Dnd;
struct Dnd {
ulong source;
ulong dest;
long data[4];
Point p;
bool have_actions;
};
static Dnd dnd;
#define Point(l) Pt((ulong)(l) >> 16, (ulong)(l) & 0xffff)
#define Long(p) ((long)(((ulong)(p).x << 16) | (ulong)(p).y))
#define sendmessage(...) BLOCK( \
Dprint("(%W) %s 0x%ulx, 0x%ulx, 0x%ulx, 0x%ulx, 0x%ulx\n", __VA_ARGS__); \
sendmessage(__VA_ARGS__); \
)
static void
dnd_updatestatus(ulong dest) {
if(dest == dnd.dest)
return;
if(dnd.dest && dnd.dest != ~0UL)
sendmessage(window(dnd.dest), "XdndLeave", tray.win->xid, 0, 0, 0, 0);
dnd.dest = dest;
if(dest)
sendmessage(window(dest), "XdndEnter", tray.win->xid,
dnd.data[0], dnd.data[1], dnd.data[2], dnd.data[3]);
else
sendmessage(window(dnd.source), "XdndStatus", tray.win->xid, (1<<1),
Long(tray.win->r.min), (Dx(tray.win->r)<<16) | Dy(tray.win->r), 0UL);
}
static void
copyprop_long(Window *src, Window *dst, char *atom, char *type, long max) {
long *data;
long n;
/* Round trip. Really need to switch to XCB. */
if((n = getprop_long(src, atom, type, 0, &data, max)))
changeprop_long(dst, atom, type, data, n);
free(data);
}
static void
copyprop_char(Window *src, Window *dst, char *atom, char *type, long max) {
uchar *data;
ulong actual, n;
int format;
n = getprop(src, atom, type, &actual, &format, 0, &data, max);
if(n > 0 && format == 8 && xatom(type) == actual)
changeprop_char(dst, atom, type, (char*)data, n);
free(data);
}
static bool
message_event(Window *w, void *aux, XClientMessageEvent *e) {
Client *c;
long *l;
Rectangle r;
Point p;
ulong msg;
msg = e->message_type;
l = e->data.l;
Dprint("ClientMessage: %A\n", msg);
if(e->format == 32)
Dprint("\t0x%ulx, 0x%ulx, 0x%ulx, 0x%ulx, 0x%ulx\n",
l[0], l[1], l[2], l[3], l[4]);
if(msg == xatom("XdndEnter")) {
if(e->format != 32)
return false;
dnd = (Dnd){0};
dnd.dest = ~0UL;
dnd.source = l[0];
bcopy(&l[1], dnd.data, sizeof dnd.data);
copyprop_long(window(dnd.source), tray.win, "XdndSelection", "ATOM", 128);
if(l[1] & 0x01)
copyprop_long(window(dnd.source), tray.win, "XdndTypeList", "ATOM", 128);
return false;
}else
if(msg == xatom("XdndLeave")) {
if(e->format != 32)
return false;
dnd.source = 0UL;
if(dnd.dest)
sendmessage(window(dnd.dest), "XdndLeave", tray.win->xid, l[1], 0, 0, 0);
return false;
}else
if(msg == xatom("XdndPosition")) {
if(e->format != 32)
return false;
if(!dnd.have_actions && l[4] == xatom("XdndActionAsk")) {
dnd.have_actions = true;
copyprop_long(window(dnd.source), tray.win, "XdndActionList", "ATOM", 16);
copyprop_char(window(dnd.source), tray.win, "XdndActionDescription", "ATOM", 16 * 32);
}
dnd.p = subpt(Point(l[2]), tray.win->r.min);
for(c=tray.clients; c; c=c->next)
if(rect_haspoint_p(c->w.r, dnd.p)) {
dnd_updatestatus(c->w.xid);
sendmessage(&c->w, "XdndPosition", tray.win->xid, l[1], l[2], l[3], l[4]);
return false;
}
dnd_updatestatus(0UL);
return false;
}else
if(msg == xatom("XdndStatus")) {
if(e->format != 32)
return false;
if(l[0] != dnd.dest)
return false;
for(c=tray.clients; c; c=c->next)
if(c->w.xid == dnd.dest) {
p = Point(l[2]);
r = Rpt(p, addpt(p, Point(l[3])));
r = rect_intersection(r, rectaddpt(c->w.r, tray.win->r.min));
sendmessage(window(dnd.source), "XdndStatus", tray.win->xid, l[1],
Long(r.min), (Dx(r)<<16) | Dy(r), l[4]);
break;
}
return false;
}else
if(msg == xatom("XdndDrop") || msg == xatom("XdndFinished")) {
if(e->format != 32)
return false;
for(c=tray.clients; c; c=c->next)
if(c->w.xid == dnd.dest) {
sendmessage(&c->w, atomname(msg),
tray.win->xid, l[1], l[2], 0L, 0L);
break;
}
return false;
}
return true;
}
static Handlers handlers = {
.message = message_event,
.config = config_event,
.expose = expose_event,
};
static bool
property_event(Window *w, void *aux, XPropertyEvent *ev) {
if(ev->atom == NET("CURRENT_DESKTOP"))
tray_resize(tray.r);
Debug if(ev->atom == NET("CURRENT_DESKTOP"))
print("property_event(_NET_CURRENT_DESKTOP)\n");
return false;
}
static Handlers root_handlers = {
.property = property_event,
};