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#include "wm.h"
/* callbacks */
void
monitor_change(struct wl_listener *l, void *data)
{
Monitor *monitor;
struct wlr_output_configuration_v1 *config;
config = wlr_output_configuration_v1_create();
server.monitor.geometry = *wlr_output_layout_get_box(server.monitor.layout, nil);
wl_list_for_each(monitor, &server.monitor.list, link) {
struct wlr_output_configuration_head_v1 *head =
wlr_output_configuration_head_v1_create(config, monitor->output);
monitor->geometry = monitor->window = *wlr_output_layout_get_box(server.monitor.layout, monitor->output);
arrange(monitor);
head->state.enabled = monitor->output->enabled;
head->state.mode = monitor->output->current_mode;
head->state.x = monitor->geometry.x;
head->state.y = monitor->geometry.y;
}
wlr_output_manager_v1_set_configuration(server.monitor.manager, config);
}
static
void
trylayout(struct wlr_output_configuration_v1 *config, int force)
{
int ok;
struct wlr_output_configuration_head_v1 *head;
ok = 1;
wl_list_for_each(head, &config->heads, link) {
struct wlr_output *output= head->state.output;
wlr_output_enable(output, head->state.enabled);
if (head->state.enabled) {
if (head->state.mode)
wlr_output_set_mode(output, head->state.mode);
else
wlr_output_set_custom_mode(
output,
head->state.custom_mode.width,
head->state.custom_mode.height,
head->state.custom_mode.refresh
);
wlr_output_layout_move(server.monitor.layout, output,
head->state.x, head->state.y);
wlr_output_set_transform(output, head->state.transform);
}
if(!(ok=wlr_output_test(output)))
break;
}
wl_list_for_each(head, &config->heads, link) {
if(ok && force)
wlr_output_commit(head->state.output);
else
wlr_output_rollback(head->state.output);
}
if(ok)
wlr_output_configuration_v1_send_succeeded(config);
else
wlr_output_configuration_v1_send_failed(config);
wlr_output_configuration_v1_destroy(config);
}
void
monitor_apply(struct wl_listener *l, void *data)
{
struct wlr_output_configuration_v1 *config = data;
trylayout(config, 1);
}
void
monitor_test(struct wl_listener *l, void *data)
{
struct wlr_output_configuration_v1 *config = data;
trylayout(config, 0);
}
void
make_monitor(struct wl_listener *l, void *data)
{
Client *client;
Monitor *monitor;
MonitorRule *rule;
struct wlr_output_mode *mode;
struct wlr_output *output = data;
/*
* XXX: needed?
if (wl_list_empty(&output->modes))
return;
*/
monitor = output->data = calloc(1, sizeof(*monitor));
monitor->output = output;
monitor->tag.set[0] = monitor->tag.set[1] = 1;
for(rule=cfg·monitorrule; rule != cfg·endmonitorrule; ++rule) {
if(!rule->name || strstr(output->name, rule->name)) {
monitor->master.len = rule->master.len;
monitor->master.frac = rule->master.frac;
wlr_output_set_scale(output, rule->scale);
wlr_xcursor_manager_load(server.cursor.manager, rule->scale);
monitor->layouts[0] = monitor->layouts[1] = monitor->layout = rule->layout;
wlr_output_set_transform(output, rule->transform);
break;
}
}
mode = wlr_output_preferred_mode(output);
wlr_output_set_mode(output, mode);
wlr_output_enable_adaptive_sync(output, true);
monitor->event.render.notify = render_monitor;
wl_signal_add(&output->events.frame, &monitor->event.render);
monitor->event.destroy.notify = free_monitor;
wl_signal_add(&output->events.destroy, &monitor->event.destroy);
wlr_output_enable(output, true);
if(!wlr_output_commit(output))
return;
wl_list_insert(&server.monitor.list, &monitor->link);
wlr_output_layout_add(server.monitor.layout, output, rule->x, rule->y);
server.monitor.geometry = *wlr_output_layout_get_box(server.monitor.layout, nil);
/* update the geometries of all monitors */
wl_list_for_each(monitor, &server.monitor.list, link) {
/* first monitor in the list = most recently added */
wl_list_for_each(client, &server.client.list, link) {
if(client->isfloating)
resize(client, client->geometry.x+monitor->window.width, client->geometry.y,
client->geometry.width, client->geometry.height, 0);
}
return;
}
}
void
free_monitor(struct wl_listener *l, void *data)
{
int i, len;
Client *client;
struct wlr_output *output = data;
Monitor *monitor = output->data;
wl_list_remove(&monitor->event.destroy.link);
wl_list_remove(&monitor->event.render.link);
wl_list_remove(&monitor->link);
wlr_output_layout_remove(server.monitor.layout, monitor->output);
for(i=0, len=wl_list_length(&server.monitor.list); i < len; i++) {
server.monitor.selected = wl_container_of(server.monitor.list.prev, server.monitor.selected, link);
if(server.monitor.selected->output->enabled)
break;
}
focus(focused_client(server.monitor.selected), 1);
/* move closed monitor's clients to newly selected one */
wl_list_for_each(client, &server.client.list, link) {
if(client->isfloating && client->geometry.x > monitor->geometry.width)
resize(client,
client->geometry.x - monitor->window.width,
client->geometry.y,
client->geometry.width,
client->geometry.height,
0
);
if(client->monitor == monitor)
attach(client, monitor, client->tags);
}
free(monitor);
}
/* methods */
void
arrange(Monitor *monitor)
{
if(monitor->layout->arrange)
monitor->layout->arrange(monitor);
}
Client *
focused_client(Monitor *monitor)
{
Client *client;
wl_list_for_each(client, &server.client.focus, focus) {
if(VISIBLE_ON(client, monitor))
return client;
}
return nil;
}
void
tile(Monitor *monitor)
{
Client *client;
uint i, n, h, mw, my, ty;
n = 0;
wl_list_for_each(client, &server.client.list, link) {
if(VISIBLE_ON(client, monitor) && !client->isfloating)
n++;
}
if(!n) return;
if(n > monitor->master.len)
mw = monitor->master.len ? monitor->window.width * monitor->master.frac : 0;
else
mw = monitor->window.width;
i = my = ty = 0;
wl_list_for_each(client, &server.client.list, link) {
if(!VISIBLE_ON(client,monitor) || client->isfloating || client->isfullscreen)
continue;
if(i < monitor->master.len) {
h = (monitor->window.height - my) / (MIN(n, monitor->master.len) - i);
resize(client, monitor->window.x, monitor->window.y + my, mw, h, 0);
my += client->geometry.height;
} else {
h = (monitor->window.height - ty) / (n - i);
resize(client, monitor->window.x + mw, monitor->window.y + ty, monitor->window.width - mw, h, 0);
ty += client->geometry.height;
}
i++;
}
}
Monitor *
monitor_at(double x, double y)
{
struct wlr_output *output = wlr_output_layout_output_at(server.monitor.layout, x, y);
return output ? output->data : nil;
}
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