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Add (shitty) support for popups to layer example

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master
Drew DeVault 7 years ago committed by Guido Günther
parent 6b7b64ec1e
commit d3cdb00208
4 changed files with 106 additions and 14 deletions
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101
examples/layer-shell.c
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@ -1,4 +1,9 @@
#define _POSIX_C_SOURCE 199309L
#ifdef __linux__
#include <linux/input-event-codes.h>
#elif __FreeBSD__
#include <dev/evdev/input-event-codes.h>
#endif
#include <assert.h>
#include <GLES2/gl2.h>
#include <limits.h>
@ -13,15 +18,19 @@
#include <wlr/render/egl.h>
#include <wlr/util/log.h>
#include "wlr-layer-shell-unstable-v1-client-protocol.h"
#include "xdg-shell-client-protocol.h"
static struct wl_display *display;
static struct wl_compositor *compositor;
static struct wl_seat *seat;
static struct wl_shm *shm;
static struct wl_pointer *pointer;
static struct wl_keyboard *keyboard;
static struct xdg_wm_base *xdg_wm_base;
static struct zwlr_layer_shell_v1 *layer_shell;
static struct wl_compositor *compositor = NULL;
static struct wl_seat *seat = NULL;
static struct wl_shm *shm = NULL;
static struct wl_pointer *pointer = NULL;
static struct wl_keyboard *keyboard = NULL;
static struct zwlr_layer_shell_v1 *layer_shell = NULL;
struct zwlr_layer_surface_v1 *layer_surface;
static struct wl_output *wl_output = NULL;
static struct wl_output *wl_output;
struct wl_surface *wl_surface;
struct wlr_egl egl;
@ -30,6 +39,9 @@ struct wlr_egl_surface *egl_surface;
struct wl_callback *frame_callback;
static uint32_t output = UINT32_MAX;
struct xdg_surface *popup_surface;
struct xdg_popup *popup;
static uint32_t layer = ZWLR_LAYER_SHELL_V1_LAYER_BACKGROUND;
static uint32_t anchor = 0;
static uint32_t width = 256, height = 256;
@ -121,6 +133,71 @@ static void draw(void) {
demo.last_frame = ts;
}
static void xdg_surface_handle_configure(void *data,
struct xdg_surface *xdg_surface, uint32_t serial) {
xdg_surface_ack_configure(xdg_surface, serial);
// Whatever
}
static const struct xdg_surface_listener xdg_surface_listener = {
.configure = xdg_surface_handle_configure,
};
static void xdg_popup_configure(void *data, struct xdg_popup *xdg_popup,
int32_t x, int32_t y, int32_t width, int32_t height) {
// Meh.
}
static void xdg_popup_done(void *data, struct xdg_popup *xdg_popup) {
// We leak the surface, but who cares
xdg_popup_destroy(popup);
popup = NULL;
}
static const struct xdg_popup_listener xdg_popup_listener = {
.configure = xdg_popup_configure,
.popup_done = xdg_popup_done,
};
static void create_popup() {
if (popup) {
return;
}
struct wl_surface *surface = wl_compositor_create_surface(compositor);
assert(xdg_wm_base && surface);
struct xdg_surface *xdg_surface = xdg_wm_base_get_xdg_surface(
xdg_wm_base, surface);
struct xdg_positioner *xdg_positioner = xdg_wm_base_create_positioner(
xdg_wm_base);
assert(xdg_surface && xdg_positioner);
xdg_positioner_set_size(xdg_positioner, 256, 256);
xdg_positioner_set_anchor_rect(xdg_positioner, 0, 0, width, height);
popup = xdg_surface_get_popup(xdg_surface, NULL, xdg_positioner);
assert(popup);
zwlr_layer_surface_v1_get_popup(layer_surface, popup);
xdg_surface_add_listener(xdg_surface, &xdg_surface_listener, NULL);
xdg_popup_add_listener(popup, &xdg_popup_listener, NULL);
wl_surface_commit(surface);
wl_display_roundtrip(display);
struct wl_egl_window *egl_window;
struct wlr_egl_surface *egl_surface;
egl_window = wl_egl_window_create(surface, 256, 256);
assert(egl_window);
egl_surface = wlr_egl_create_surface(&egl, egl_window);
assert(egl_surface);
eglMakeCurrent(egl.display, egl_surface, egl_surface, egl.context);
glClearColor(0.5f, 0.5f, 0.5f, 1.0f);
glClear(GL_COLOR_BUFFER_BIT);
eglSwapBuffers(egl.display, egl_surface);
}
static void layer_surface_configure(void *data,
struct zwlr_layer_surface_v1 *surface,
uint32_t serial, uint32_t w, uint32_t h) {
@ -172,6 +249,9 @@ static void wl_pointer_button(void *data, struct wl_pointer *wl_pointer,
uint32_t serial, uint32_t time, uint32_t button, uint32_t state) {
if (state == WL_POINTER_BUTTON_STATE_PRESSED) {
buttons++;
if (button == BTN_RIGHT) {
create_popup();
}
} else {
buttons--;
}
@ -277,7 +357,7 @@ const struct wl_seat_listener seat_listener = {
static void handle_global(void *data, struct wl_registry *registry,
uint32_t name, const char *interface, uint32_t version) {
if (strcmp(interface, "wl_compositor") == 0) {
if (strcmp(interface, wl_compositor_interface.name) == 0) {
compositor = wl_registry_bind(registry, name,
&wl_compositor_interface, 1);
} else if (strcmp(interface, wl_shm_interface.name) == 0) {
@ -299,6 +379,9 @@ static void handle_global(void *data, struct wl_registry *registry,
} else if (strcmp(interface, zwlr_layer_shell_v1_interface.name) == 0) {
layer_shell = wl_registry_bind(
registry, name, &zwlr_layer_shell_v1_interface, 1);
} else if (strcmp(interface, xdg_wm_base_interface.name) == 0) {
xdg_wm_base = wl_registry_bind(
registry, name, &xdg_wm_base_interface, 1);
}
}
@ -407,7 +490,7 @@ int main(int argc, char **argv) {
}
}
struct wl_display *display = wl_display_connect(NULL);
display = wl_display_connect(NULL);
if (display == NULL) {
fprintf(stderr, "Failed to create display\n");
return 1;

2
include/wlr/types/wlr_xdg_shell.h
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@ -183,6 +183,8 @@ void wlr_xdg_shell_destroy(struct wlr_xdg_shell *xdg_shell);
struct wlr_xdg_surface *wlr_xdg_surface_from_resource(
struct wl_resource *resource);
struct wlr_xdg_surface *wlr_xdg_surface_from_popup_resource(
struct wl_resource *resource);
struct wlr_box wlr_xdg_popup_get_geometry(struct wlr_xdg_popup *popup);

2
types/wlr_layer_shell.c
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@ -137,7 +137,7 @@ static void layer_surface_handle_get_popup(struct wl_client *client,
struct wlr_layer_surface *parent =
layer_surface_from_resource(layer_resource);
struct wlr_xdg_surface *popup_surface =
wlr_xdg_surface_from_resource(popup_resource);
wlr_xdg_surface_from_popup_resource(popup_resource);
assert(popup_surface->role == WLR_XDG_SURFACE_ROLE_POPUP);
struct wlr_xdg_popup *popup = popup_surface->popup;

15
types/wlr_xdg_shell.c
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@ -527,7 +527,7 @@ struct wlr_box wlr_xdg_popup_get_geometry(struct wlr_xdg_popup *popup) {
static const struct xdg_popup_interface xdg_popup_implementation;
static struct wlr_xdg_surface *xdg_surface_from_xdg_popup_resource(
struct wlr_xdg_surface *wlr_xdg_surface_from_popup_resource(
struct wl_resource *resource) {
assert(wl_resource_instance_of(resource, &xdg_popup_interface,
&xdg_popup_implementation));
@ -538,7 +538,7 @@ static void xdg_popup_handle_grab(struct wl_client *client,
struct wl_resource *resource, struct wl_resource *seat_resource,
uint32_t serial) {
struct wlr_xdg_surface *surface =
xdg_surface_from_xdg_popup_resource(resource);
wlr_xdg_surface_from_popup_resource(resource);
struct wlr_seat_client *seat_client =
wlr_seat_client_from_resource(seat_resource);
@ -574,7 +574,7 @@ static void xdg_popup_handle_grab(struct wl_client *client,
static void xdg_popup_handle_destroy(struct wl_client *client,
struct wl_resource *resource) {
struct wlr_xdg_surface *surface =
xdg_surface_from_xdg_popup_resource(resource);
wlr_xdg_surface_from_popup_resource(resource);
if (!wl_list_empty(&surface->popups)) {
wl_resource_post_error(surface->client->resource,
@ -593,7 +593,7 @@ static const struct xdg_popup_interface xdg_popup_implementation = {
static void xdg_popup_resource_destroy(struct wl_resource *resource) {
struct wlr_xdg_surface *surface =
xdg_surface_from_xdg_popup_resource(resource);
wlr_xdg_surface_from_popup_resource(resource);
if (surface != NULL) {
xdg_popup_destroy(surface);
}
@ -1281,6 +1281,13 @@ static void wlr_xdg_surface_popup_committed(
struct wlr_xdg_surface *surface) {
assert(surface->role == WLR_XDG_SURFACE_ROLE_POPUP);
if (!surface->popup->parent) {
wl_resource_post_error(surface->resource,
XDG_SURFACE_ERROR_NOT_CONSTRUCTED,
"xdg_popup has no parent");
return;
}
if (!surface->popup->committed) {
wlr_xdg_surface_schedule_configure(surface);
surface->popup->committed = true;

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