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implement WmDate;
include "sys.m";
sys: Sys;
include "draw.m";
draw: Draw;
include "tk.m";
tk: Tk;
include "tkclient.m";
tkclient: Tkclient;
include "daytime.m";
daytime: Daytime;
WmDate: module
{
init: fn(ctxt: ref Draw->Context, argv: list of string);
};
tpid: int;
init(ctxt: ref Draw->Context, nil: list of string)
{
sys = load Sys Sys->PATH;
if (ctxt == nil) {
sys->fprint(sys->fildes(2), "date: no window context\n");
raise "fail:bad context";
}
draw = load Draw Draw->PATH;
tk = load Tk Tk->PATH;
tkclient= load Tkclient Tkclient->PATH;
daytime = load Daytime Daytime->PATH;
sys->pctl(Sys->NEWPGRP, nil);
tkclient->init();
(t, wmctl) := tkclient->toplevel(ctxt, "", "Date", 0);
st := daytime->time()[0:19];
tk->cmd(t, "label .d -label {"+st+"}");
tk->cmd(t, "pack .d; pack propagate . 0");
tkclient->onscreen(t, nil);
tkclient->startinput(t, "ptr"::nil);
tick := chan of int;
spawn timer(tick);
for(;;) alt {
s := <-t.ctxt.kbd =>
tk->keyboard(t, s);
s := <-t.ctxt.ptr =>
tk->pointer(t, *s);
s := <-t.ctxt.ctl or
s = <-t.wreq or
s = <-wmctl =>
tkclient->wmctl(t, s);
<-tick =>
tk->cmd(t, ".d configure -label {"+daytime->time()[0:19]+"};update");
}
}
timer(c: chan of int)
{
tpid = sys->pctl(0, nil);
for(;;) {
c <-= 1;
sys->sleep(1000);
}
}
kill(pid: int)
{
fd := sys->open("#p/"+string pid+"/ctl", sys->OWRITE);
if(fd != nil)
sys->fprint(fd, "kill");
}
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