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Implement the output management protocol

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It allows clients such as wlr-randr to configure the display.
This commit is contained in:
Guido Cella
2020-10-17 20:11:31 +02:00
parent 0bb25a73ec
commit b30e18fa20
1 changed files with 81 additions and 0 deletions
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81
dwl.c
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@@ -24,6 +24,7 @@
#include <wlr/types/wlr_matrix.h>
#include <wlr/types/wlr_output.h>
#include <wlr/types/wlr_output_layout.h>
#include <wlr/types/wlr_output_management_v1.h>
#include <wlr/types/wlr_pointer.h>
#include <wlr/types/wlr_primary_selection.h>
#include <wlr/types/wlr_primary_selection_v1.h>
@@ -235,6 +236,9 @@ static void motionabsolute(struct wl_listener *listener, void *data);
static void motionnotify(uint32_t time);
static void motionrelative(struct wl_listener *listener, void *data);
static void moveresize(const Arg *arg);
static void outputmgrapply(struct wl_listener *listener, void *data);
static void outputmgrapplyortest(struct wlr_output_configuration_v1 *config, bool test);
static void outputmgrtest(struct wl_listener *listener, void *data);
static void pointerfocus(Client *c, struct wlr_surface *surface,
double sx, double sy, uint32_t time);
static void quit(const Arg *arg);
@@ -288,6 +292,7 @@ static struct wl_list stack; /* stacking z-order */
static struct wl_list independents;
static struct wlr_layer_shell_v1 *layer_shell;
static struct wlr_xdg_decoration_manager_v1 *xdeco_mgr;
static struct wlr_output_manager_v1 *output_mgr;
static struct wlr_cursor *cursor;
static struct wlr_xcursor_manager *cursor_mgr;
@@ -314,6 +319,8 @@ static struct wl_listener new_output = {.notify = createmon};
static struct wl_listener new_xdeco = {.notify = createxdeco};
static struct wl_listener new_xdg_surface = {.notify = createnotify};
static struct wl_listener new_layer_shell_surface = {.notify = createlayersurface};
static struct wl_listener output_mgr_apply = {.notify = outputmgrapply};
static struct wl_listener output_mgr_test = {.notify = outputmgrtest};
static struct wl_listener request_cursor = {.notify = setcursor};
static struct wl_listener request_set_psel = {.notify = setpsel};
static struct wl_listener request_set_sel = {.notify = setsel};
@@ -1406,6 +1413,63 @@ moveresize(const Arg *arg)
}
}
void
outputmgrapply(struct wl_listener *listener, void *data)
{
struct wlr_output_configuration_v1 *config = data;
outputmgrapplyortest(config, false);
}
// apply_output_config
void
outputmgrapplyortest(struct wlr_output_configuration_v1 *config, bool test)
{
struct wlr_output_configuration_head_v1 *config_head;
bool ok = true;
wl_list_for_each(config_head, &config->heads, link) {
struct wlr_output *wlr_output = config_head->state.output;
wlr_output_enable(wlr_output, config_head->state.enabled);
if (config_head->state.enabled) {
if (config_head->state.mode)
wlr_output_set_mode(wlr_output, config_head->state.mode);
else
wlr_output_set_custom_mode(wlr_output,
config_head->state.custom_mode.width,
config_head->state.custom_mode.height,
config_head->state.custom_mode.refresh);
wlr_output_layout_move(output_layout, wlr_output,
config_head->state.x, config_head->state.y);
wlr_output_set_transform(wlr_output, config_head->state.transform);
wlr_output_set_scale(wlr_output, config_head->state.scale);
}
if (test) {
ok &= wlr_output_test(wlr_output);
wlr_output_rollback(wlr_output);
} else
ok &= wlr_output_commit(wlr_output);
}
if (ok) {
wlr_output_configuration_v1_send_succeeded(config);
if (!test)
updatemons();
}
else
wlr_output_configuration_v1_send_failed(config);
wlr_output_configuration_v1_destroy(config);
}
void
outputmgrtest(struct wl_listener *listener, void *data)
{
struct wlr_output_configuration_v1 *config = data;
outputmgrapplyortest(config, true);
}
void
pointerfocus(Client *c, struct wlr_surface *surface, double sx, double sy,
uint32_t time)
@@ -1946,6 +2010,10 @@ setup(void)
wl_signal_add(&seat->events.request_set_primary_selection,
&request_set_psel);
output_mgr = wlr_output_manager_v1_create(dpy);
wl_signal_add(&output_mgr->events.apply, &output_mgr_apply);
wl_signal_add(&output_mgr->events.test, &output_mgr_test);
#ifdef XWAYLAND
/*
* Initialise the XWayland X server.
@@ -2124,15 +2192,28 @@ unmapnotify(struct wl_listener *listener, void *data)
void
updatemons()
{
struct wlr_output_configuration_v1 *config =
wlr_output_configuration_v1_create();
Monitor *m;
wl_list_for_each(m, &mons, link) {
struct wlr_output_configuration_head_v1 *config_head =
wlr_output_configuration_head_v1_create(config, m->wlr_output);
/* Get the effective monitor geometry to use for surfaces */
m->m = m->w = *wlr_output_layout_get_box(output_layout, m->wlr_output);
/* Calculate the effective monitor geometry to use for clients */
arrangelayers(m);
/* Don't move clients to the left output when plugging monitors */
arrange(m);
config_head->state.enabled = m->wlr_output->enabled;
config_head->state.mode = m->wlr_output->current_mode;
config_head->state.x = m->m.x;
config_head->state.y = m->m.y;
}
wlr_output_manager_v1_set_configuration(output_mgr, config);
}
void