48 lines
928 B
C
48 lines
928 B
C
|
|
struct w
|
|
{
|
|
int top;
|
|
int left;
|
|
int height;
|
|
int width;
|
|
struct w *next;
|
|
struct w *parent;
|
|
struct w *child;
|
|
};
|
|
|
|
extern struct w *Qnil;
|
|
|
|
void
|
|
set_size (struct w *w, int new_size, int nodelete, int set_height)
|
|
{
|
|
int old_size = set_height? w->height : w->width;
|
|
|
|
if (nodelete || w->parent == Qnil)
|
|
{
|
|
int last_pos, last_old_pos, pos, old_pos, first;
|
|
int div_val = old_size << 1;
|
|
struct w *c;
|
|
|
|
last_pos = first = set_height? w->top : w->left;
|
|
last_old_pos = 0;
|
|
|
|
for (c = w->child; c != Qnil; c = c->next)
|
|
{
|
|
if (set_height)
|
|
old_pos = last_old_pos + c->height;
|
|
else
|
|
old_pos = last_old_pos + c->width;
|
|
|
|
pos = (((old_pos * new_size) << 1) + old_size) / div_val;
|
|
set_size (c, pos + first - last_pos, 1, set_height);
|
|
last_pos = pos + first;
|
|
last_old_pos = old_pos;
|
|
}
|
|
|
|
if (!nodelete)
|
|
for (c = w->child; c != Qnil; c = c->next)
|
|
use (c);
|
|
}
|
|
}
|
|
|