openbox/plugins/placement/placement.c
2003-07-30 17:06:09 +00:00

123 lines
3.7 KiB
C

#include "kernel/dispatch.h"
#include "kernel/client.h"
#include "kernel/group.h"
#include "kernel/frame.h"
#include "kernel/screen.h"
#include "kernel/openbox.h"
#include "parser/parse.h"
#include "history.h"
#include <glib.h>
static gboolean history;
static void parse_xml(xmlDocPtr doc, xmlNodePtr node, void *d)
{
xmlNodePtr n;
node = node->xmlChildrenNode;
if ((n = parse_find_node("remember", node)))
history = parse_bool(doc, n);
}
void plugin_setup_config()
{
history = TRUE;
parse_register("placement", parse_xml, NULL);
}
static void place_random(ObClient *c)
{
int l, r, t, b;
int x, y;
Rect *area;
if (ob_state() == OB_STATE_STARTING) return;
area = screen_area_monitor(c->desktop,
g_random_int_range(0, screen_num_monitors));
l = area->x;
t = area->y;
r = area->x + area->width - c->frame->area.width;
b = area->y + area->height - c->frame->area.height;
if (r > l) x = g_random_int_range(l, r + 1);
else x = 0;
if (b > t) y = g_random_int_range(t, b + 1);
else y = 0;
frame_frame_gravity(c->frame, &x, &y); /* get where the client should be */
client_configure(c, OB_CORNER_TOPLEFT, x, y, c->area.width, c->area.height,
TRUE, TRUE);
}
static void event(ObEvent *e, void *foo)
{
g_assert(e->type == Event_Client_New);
/* requested a position */
if (e->data.c.client->positioned) return;
if (e->data.c.client->transient_for) {
if (e->data.c.client->transient_for != OB_TRAN_GROUP) {
ObClient *c = e->data.c.client;
ObClient *p = e->data.c.client->transient_for;
int x = (c->frame->area.width - p->frame->area.width) / 2 +
p->frame->area.x;
int y = (c->frame->area.height - p->frame->area.height) / 2 +
p->frame->area.y;
client_configure(c, OB_CORNER_TOPLEFT, x, y,
c->area.width, c->area.height,
TRUE, TRUE);
return;
} else {
GSList *it;
ObClient *c = e->data.c.client;
gboolean first = TRUE;
int l, r, t, b;
for (it = c->group->members; it; it = it->next) {
ObClient *m = it->data;
if (!(m == c || m->transient_for)) {
if (first) {
l = m->frame->area.x;
t = m->frame->area.y;
r = m->frame->area.x + m->frame->area.width - 1;
b = m->frame->area.y + m->frame->area.height - 1;
first = FALSE;
} else {
l = MIN(l, m->frame->area.x);
t = MIN(t, m->frame->area.y);
r = MAX(r, m->frame->area.x +m->frame->area.width - 1);
b = MAX(b, m->frame->area.y +m->frame->area.height -1);
}
}
}
if (!first) {
int x = ((r + 1 - l) - c->frame->area.width) / 2 + l;
int y = ((b + 1 - t) - c->frame->area.height) / 2 + t;
client_configure(c, OB_CORNER_TOPLEFT, x, y,
c->area.width, c->area.height,
TRUE, TRUE);
return;
}
}
}
if (!history || !place_history(e->data.c.client))
place_random(e->data.c.client);
}
void plugin_startup()
{
dispatch_register(Event_Client_New, (EventHandler)event, NULL);
history_startup();
}
void plugin_shutdown()
{
dispatch_register(0, (EventHandler)event, NULL);
history_shutdown();
}