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Merge overlapping monitors

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This commit is contained in:
Bastien Dejean 2013-09-21 21:14:29 +02:00
parent 1aad51ef0b
commit ca2d03072a
1 changed files with 25 additions and 7 deletions
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32
monitor.c
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@ -88,6 +88,8 @@ monitor_t *add_monitor(xcb_rectangle_t rect)
void remove_monitor(monitor_t *m)
{
PRINTF("remove monitor %s (0x%X)\n", m->name, m->id);
while (m->desk_head != NULL)
remove_desktop(m, m->desk_head);
monitor_t *prev = m->prev;
@ -219,6 +221,9 @@ bool import_monitors(void)
if (sres == NULL)
return false;
monitor_t *m, *mm = NULL;
unsigned int num = 0;
int len = xcb_randr_get_screen_resources_current_outputs_length(sres);
xcb_randr_output_t *outputs = xcb_randr_get_screen_resources_current_outputs(sres);
@ -226,12 +231,9 @@ bool import_monitors(void)
for (int i = 0; i < len; i++)
cookies[i] = xcb_randr_get_output_info(dpy, outputs[i], XCB_CURRENT_TIME);
for (monitor_t *m = mon_head; m != NULL; m = m->next)
for (m = mon_head; m != NULL; m = m->next)
m->wired = false;
monitor_t *mm = NULL;
unsigned int num = 0;
for (int i = 0; i < len; i++) {
xcb_randr_get_output_info_reply_t *info = xcb_randr_get_output_info_reply(dpy, cookies[i], NULL);
if (info != NULL && info->crtc != XCB_NONE) {
@ -276,17 +278,33 @@ bool import_monitors(void)
}
free(gpo);
/* handle overlapping monitors */
m = mon_head;
while (m != NULL) {
monitor_t *next = m->next;
if (m->wired) {
for (monitor_t *mb = mon_head; mb != NULL; mb = mb->next)
if (mb != m && mb->wired && contains(mb->rectangle, m->rectangle)) {
if (mm == m)
mm = mb;
merge_monitors(m, mb);
remove_monitor(m);
break;
}
}
m = next;
}
/* add one desktop to each new monitor */
for (monitor_t *m = mon_head; m != NULL; m = m->next)
for (m = mon_head; m != NULL; m = m->next)
if (m->desk == NULL && (running || pri_mon == NULL || m != pri_mon))
add_desktop(m, make_desktop(NULL));
/* merge and remove disconnected monitors */
monitor_t *m = mon_head;
m = mon_head;
while (m != NULL) {
monitor_t *next = m->next;
if (!m->wired) {
PRINTF("remove monitor %s (0x%X)\n", m->name, m->id);
merge_monitors(m, mm);
remove_monitor(m);
}