char*
tkscale(TkTop *t, char *arg, char **ret)
{
Tk *tk;
char *e;
TkName *names;
TkScale *tks;
TkOptab tko[3];
tk = tknewobj(t, TKscale, sizeof(Tk)+sizeof(TkScale));
if(tk == nil)
return TkNomem;
tk->flag |= Tktakefocus;
tks = TKobj(TkScale, tk);
tks->res = TKI2F(1);
tks->to = TKI2F(100);
tks->len = ScaleLen;
tks->orient = Tkvertical;
tks->relief = TKraised;
tks->sl = ScaleSlider;
tks->sv = BoolT;
tks->bigi = 0;
tko[0].ptr = tk;
tko[0].optab = tkgeneric;
tko[1].ptr = tks;
tko[1].optab = opts;
tko[2].ptr = nil;
names = nil;
e = tkparse(t, arg, tko, &names);
if(e != nil) {
tkfreeobj(tk);
return e;
}
tksettransparent(tk, tkhasalpha(tk->env, TkCbackgnd));
tkscalecheckvalue(tk);
tksizescale(tk);
if (tks->bigi == 0)
tks->bigi = TKI2F(TKF2I(tks->to - tks->from) / 10);
e = tkbindings(t, tk, b, nelem(b));
if(e != nil) {
tkfreeobj(tk);
return e;
}
e = tkaddchild(t, tk, &names);
tkfreename(names);
if(e != nil) {
tkfreeobj(tk);
return e;
}
tk->name->link = nil;
return tkvalue(ret, "%s", tk->name->name);
}
char*
tkentry(TkTop *t, char *arg, char **ret)
{
Tk *tk;
char *e;
TkName *names;
TkEntry *tke;
TkOptab tko[3];
tk = tknewobj(t, TKentry, sizeof(Tk)+sizeof(TkEntry));
if(tk == nil)
return TkNomem;
tk->relief = TKsunken;
tk->borderwidth = 2;
tk->flag |= Tktakefocus;
tk->highlightwidth = 1;
tke = TKobj(TkEntry, tk);
tko[0].ptr = tk;
tko[0].optab = tkgeneric;
tko[1].ptr = tke;
tko[1].optab = opts;
tko[2].ptr = nil;
names = nil;
e = tkparse(t, arg, tko, &names);
if(e != nil) {
tkfreeobj(tk);
return e;
}
tksettransparent(tk, tkhasalpha(tk->env, TkCbackgnd));
tksizeentry(tk);
e = tkbindings(t, tk, b, nelem(b));
if(e != nil) {
tkfreeobj(tk);
return e;
}
e = tkaddchild(t, tk, &names);
tkfreename(names);
if(e != nil) {
tkfreeobj(tk);
return e;
}
tk->name->link = nil;
recalcentry(tk);
return tkvalue(ret, "%s", tk->name->name);
}
char*
tkscrollbar(TkTop *t, char *arg, char **ret)
{
Tk *tk;
char *e;
TkName *names;
TkScroll *tks;
TkOptab tko[3];
tk = tknewobj(t, TKscrollbar, sizeof(Tk)+sizeof(TkScroll));
if(tk == nil)
return TkNomem;
tks = TKobj(TkScroll, tk);
tk->relief = TKflat;
tk->borderwidth = 1;
tks->activer = TKraised;
tks->orient = Tkvertical;
tko[0].ptr = tk;
tko[0].optab = tkgeneric;
tko[1].ptr = tks;
tko[1].optab = opts;
tko[2].ptr = nil;
names = nil;
e = tkparse(t, arg, tko, &names);
if(e != nil) {
tkfreeobj(tk);
return e;
}
tksettransparent(tk, tkhasalpha(tk->env, TkCbackgnd));
e = tkinitscroll(tk);
if(e != nil) {
tkfreeobj(tk);
return e;
}
e = tkaddchild(t, tk, &names);
tkfreename(names);
if(e != nil) {
tkfreeobj(tk);
return e;
}
tk->name->link = nil;
return tkvalue(ret, "%s", tk->name->name);
}
char*
tklabel(TkTop *t, char *arg, char **ret)
{
Tk *tk;
char *e;
TkLabel *tkl;
TkName *names;
TkOptab tko[3];
tk = tknewobj(t, TKlabel, sizeof(Tk)+sizeof(TkLabel));
if(tk == nil)
return TkNomem;
tkl = TKobj(TkLabel, tk);
tkl->ul = -1;
tkl->justify = Tkleft;
tko[0].ptr = tk;
tko[0].optab = tkgeneric;
tko[1].ptr = tkl;
tko[1].optab = tklabelopts;
tko[2].ptr = nil;
names = nil;
e = tkparse(t, arg, tko, &names);
if(e != nil) {
tkfreeobj(tk);
return e;
}
tksizelabel(tk);
tksettransparent(tk, tkhasalpha(tk->env, TkCbackgnd));
e = tkaddchild(t, tk, &names);
tkfreename(names);
if(e != nil) {
tkfreeobj(tk);
return e;
}
tk->name->link = nil;
return tkvalue(ret, "%s", tk->name->name);
}
char*
tkcanvas(TkTop *t, char *arg, char **ret)
{
Tk *tk;
char *e;
TkCanvas *tkc;
TkName *names;
TkOptab tko[3];
tk = tknewobj(t, TKcanvas, sizeof(Tk)+sizeof(TkCanvas));
if(tk == nil)
return TkNomem;
tkc = TKobj(TkCanvas, tk);
tkc->close = TKI2F(1);
tkc->xscrolli = TKI2F(1);
tkc->yscrolli = TKI2F(1);
tkc->width = TKI2F(360);
tkc->height = TKI2F(270);
tkc->actions = 0;
tkc->actlim = Tksweep;
tkc->mask = nil;
tkc->sborderwidth = 1;
tko[0].ptr = tkc;
tko[0].optab = opts;
tko[1].ptr = tk;
tko[1].optab = tkgeneric;
tko[2].ptr = nil;
names = nil;
e = tkparse(t, arg, tko, &names);
if(e != nil)
goto err;
if(names == nil) {
/* tkerr(t, arg); XXX */
e = TkBadwp;
goto err;
}
tkc->current = tkmkname("current");
if(tkc->current == nil) {
e = TkNomem;
goto err;
}
tksettransparent(tk, tkhasalpha(tk->env, TkCbackgnd));
tkcvsf2i(tk, tkc);
e = tkaddchild(t, tk, &names);
tkfreename(names);
if(e != nil) {
tkfreename(tkc->current);
tkc->current = nil;
goto err;
}
tk->name->link = nil;
e = tkvalue(ret, "%s", tk->name->name);
if(e == nil)
return nil;
tkfreename(tkc->current);
return e;
err:
tkfreeobj(tk);
return e;
}