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bring together gathering, calculating and applying of size hints;

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additionally, respect aspect ratio hints.

ok oga@
This commit is contained in:
okan
2009-08-24 23:49:04 +00:00
parent 09d88f4a18
commit 028a1778db
4 changed files with 100 additions and 34 deletions
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100
client.c
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@@ -50,7 +50,6 @@ client_new(Window win, struct screen_ctx *sc, int mapped)
struct client_ctx *cc;
XWindowAttributes wattr;
XWMHints *wmhints;
long tmp;
int state;
if (win == None)
@@ -65,14 +64,7 @@ client_new(Window win, struct screen_ctx *sc, int mapped)
cc->win = win;
cc->size = XAllocSizeHints();
XGetWMNormalHints(X_Dpy, cc->win, cc->size, &tmp);
if (cc->size->flags & PBaseSize) {
cc->geom.min_dx = cc->size->base_width;
cc->geom.min_dy = cc->size->base_height;
} else if (cc->size->flags & PMinSize) {
cc->geom.min_dx = cc->size->min_width;
cc->geom.min_dy = cc->size->min_height;
}
client_getsizehints(cc);
TAILQ_INIT(&cc->nameq);
client_setname(cc);
@@ -628,6 +620,96 @@ client_mtf(struct client_ctx *cc)
TAILQ_INSERT_HEAD(&sc->mruq, cc, mru_entry);
}
void
client_getsizehints(struct client_ctx *cc)
{
long tmp;
if (!XGetWMNormalHints(X_Dpy, cc->win, cc->size, &tmp))
cc->size->flags = PSize;
if (cc->size->flags & PBaseSize) {
cc->geom.basew = cc->size->base_width;
cc->geom.baseh = cc->size->base_height;
} else if (cc->size->flags & PMinSize) {
cc->geom.basew = cc->size->min_width;
cc->geom.baseh = cc->size->min_height;
}
if (cc->size->flags & PMinSize) {
cc->geom.minw = cc->size->min_width;
cc->geom.minh = cc->size->min_height;
} else if (cc->size->flags & PBaseSize) {
cc->geom.minw = cc->size->base_width;
cc->geom.minh = cc->size->base_height;
}
if (cc->size->flags & PMaxSize) {
cc->geom.maxw = cc->size->max_width;
cc->geom.maxh = cc->size->max_height;
}
if (cc->size->flags & PResizeInc) {
cc->geom.incw = cc->size->width_inc;
cc->geom.inch = cc->size->height_inc;
}
if (cc->size->flags & PAspect) {
if (cc->size->min_aspect.x > 0)
cc->geom.mina = (float)cc->size->min_aspect.y /
cc->size->min_aspect.x;
if (cc->size->max_aspect.y > 0)
cc->geom.maxa = (float)cc->size->max_aspect.x /
cc->size->max_aspect.y;
}
}
void
client_applysizehints(struct client_ctx *cc)
{
Bool baseismin;
baseismin = (cc->geom.basew == cc->geom.minw) &&
(cc->geom.baseh == cc->geom.minh);
/* temporarily remove base dimensions, ICCCM 4.1.2.3 */
if (!baseismin) {
cc->geom.width -= cc->geom.basew;
cc->geom.height -= cc->geom.baseh;
}
/* adjust for aspect limits */
if (cc->geom.mina > 0 && cc->geom.maxa > 0) {
if (cc->geom.maxa <
(float)cc->geom.width / cc->geom.height)
cc->geom.width = cc->geom.height * cc->geom.maxa;
else if (cc->geom.mina <
(float)cc->geom.height / cc->geom.width)
cc->geom.height = cc->geom.width * cc->geom.mina;
}
/* remove base dimensions for increment */
if (baseismin) {
cc->geom.width -= cc->geom.basew;
cc->geom.height -= cc->geom.baseh;
}
/* adjust for increment value */
if (cc->geom.incw)
cc->geom.width -= cc->geom.width % cc->geom.incw;
if (cc->geom.inch)
cc->geom.height -= cc->geom.height % cc->geom.inch;
/* restore base dimensions */
cc->geom.width += cc->geom.basew;
cc->geom.height += cc->geom.baseh;
/* adjust for min width/height */
cc->geom.width = MAX(cc->geom.width, cc->geom.minw);
cc->geom.height = MAX(cc->geom.height, cc->geom.minh);
/* adjust for max width/height */
if (cc->geom.maxw)
cc->geom.width = MIN(cc->geom.width, cc->geom.maxw);
if (cc->geom.maxh)
cc->geom.height = MIN(cc->geom.height, cc->geom.maxh);
}
static void
client_gethints(struct client_ctx *cc)
{