static void
mouse_resizecolframe(Frame *f, Align align) {
Window *cwin, *hwin = nil;
Divide *d;
View *v;
Area *a;
Rectangle r;
Point pt, min;
int s;
assert((align&(East|West)) != (East|West));
assert((align&(North|South)) != (North|South));
f->collapsed = false;
v = selview;
d = divs;
SET(a);
foreach_column(v, s, a) {
if(a == f->area)
break;
d = d->next;
}
if(align & East)
d = d->next;
min.x = column_minwidth();
min.y = /*frame_delta_h() +*/ labelh(def.font);
/* Set the limits of where this box may be dragged. */
#define frob(pred, f, aprev, rmin, rmax, plus, minus, xy, use_screen) BLOCK( \
if(pred) { \
r.rmin.xy = f->aprev->r.rmin.xy plus min.xy; \
r.rmax.xy = f->r.rmax.xy minus min.xy; \
}else if(use_screen) { \
r.rmin.xy = v->r[f->screen].rmin.xy plus 1; \
r.rmax.xy = a->r.rmax.xy minus min.xy; \
}else { \
r.rmin.xy = a->r.rmin.xy; \
r.rmax.xy = r.rmin.xy plus 1; \
})
r = f->r;
if(align & North)
frob(f->aprev, f, aprev, min, max, +, -, y, false);
else if(align & South)
void
column_resizeframe(Frame *f, Rectangle r) {
Area *a, *al, *ar;
View *v;
uint minw;
a = f->area;
v = a->view;
minw = column_minwidth();
al = a->prev;
ar = a->next;
if(al)
r.min.x = max(r.min.x, al->r.min.x + minw);
else { /* Hm... */
r.min.x = max(r.min.x, v->r[a->screen].min.x);
r.max.x = max(r.max.x, r.min.x + minw);
}
if(ar)
r.max.x = min(r.max.x, ar->r.max.x - minw);
else {
r.max.x = min(r.max.x, v->r[a->screen].max.x);
r.min.x = min(r.min.x, r.max.x - minw);
}
a->r.min.x = r.min.x;
a->r.max.x = r.max.x;
if(al) {
al->r.max.x = a->r.min.x;
column_arrange(al, false);
}
if(ar) {
ar->r.min.x = a->r.max.x;
column_arrange(ar, false);
}
column_resizeframe_h(f, r);
view_update(v);
}
Area*
area_create(View *v, Area *pos, int scrn, uint width) {
static ushort id = 1;
int i, j;
uint minwidth, index;
int numcols;
Area *a;
assert(!pos || pos->screen == scrn);
SET(index);
if(v->areas) { /* Creating a column. */
minwidth = column_minwidth();
index = pos ? area_idx(pos) : 1;
numcols = 0;
for(a=v->areas[scrn]; a; a=a->next)
numcols++;
/* TODO: Need a better sizing/placing algorithm.
*/
if(width == 0) {
if(numcols >= 0) {
width = view_newcolwidth(v, index);
if (width == 0)
width = Dx(v->r[scrn]) / (numcols + 1);
}
else
width = Dx(v->r[scrn]);
}
if(width < minwidth)
width = minwidth;
minwidth = numcols * minwidth + minwidth;
if(minwidth > Dx(v->r[scrn]))
return nil;
i = minwidth - Dx(v->pad[scrn]) - Dx(v->r[scrn]);
if(i > 0 && Dx(v->pad[scrn])) {
j = min(i/2, v->pad[scrn].min.x);
v->pad[scrn].min.x -= j;
v->pad[scrn].max.x += i - j;
}
view_scale(v, scrn, Dx(v->r[scrn]) - width);
}
a = emallocz(sizeof *a);
a->view = v;
a->screen = scrn;
a->id = id++;
a->floating = !v->floating;
if(a->floating)
a->mode = Coldefault;
else
a->mode = def.colmode;
a->frame = nil;
a->sel = nil;
a->r = v->r[scrn];
a->r.min.x = 0;
a->r.max.x = width;
if(a->floating) {
v->floating = a;
a->screen = -1;
}
else if(pos) {
a->next = pos->next;
a->prev = pos;
}
else {
a->next = v->areas[scrn];
v->areas[scrn] = a;
}
if(a->prev)
a->prev->next = a;
if(a->next)
a->next->prev = a;
if(v->sel == nil && !a->floating)
area_focus(a);
if(!a->floating)
event("CreateColumn %ud\n", index);
return a;
}