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Merge pull request #707 from ascent12/xcb_fixes

Browse Source 
Xcb fixes
master
emersion 7 years ago committed by GitHub
parent c986cc24a9 3c9fc7c68e
commit 36dcad13d0
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GPG Key ID: 4AEE18F83AFDEB23
7 changed files with 67 additions and 39 deletions
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2
backend/headless/input_device.c
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@ -15,7 +15,7 @@ static void input_device_destroy(struct wlr_input_device *wlr_dev) {
free(device);
}
static struct wlr_input_device_impl input_device_impl = {
static const struct wlr_input_device_impl input_device_impl = {
.destroy = input_device_destroy,
};

2
backend/libinput/events.c
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@ -31,7 +31,7 @@ static void wlr_libinput_device_destroy(struct wlr_input_device *_dev) {
free(dev);
}
static struct wlr_input_device_impl input_device_impl = {
static const struct wlr_input_device_impl input_device_impl = {
.destroy = wlr_libinput_device_destroy
};

79
backend/x11/backend.c
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@ -15,7 +15,6 @@
#include <wlr/render/gles2.h>
#include <wlr/util/log.h>
#include <X11/Xlib-xcb.h>
#include <xcb/glx.h>
#include <xcb/xcb.h>
#ifdef __linux__
#include <linux/input-event-codes.h>
@ -25,9 +24,11 @@
#include "backend/x11.h"
#include "util/signal.h"
static struct wlr_backend_impl backend_impl;
static struct wlr_output_impl output_impl;
static struct wlr_input_device_impl input_device_impl = { 0 };
#define XCB_EVENT_RESPONSE_TYPE_MASK 0x7f
static const struct wlr_backend_impl backend_impl;
static const struct wlr_output_impl output_impl;
static const struct wlr_input_device_impl input_device_impl = { 0 };
static uint32_t xcb_button_to_wl(uint32_t button) {
switch (button) {
@ -44,7 +45,7 @@ static uint32_t xcb_button_to_wl(uint32_t button) {
static bool handle_x11_event(struct wlr_x11_backend *x11, xcb_generic_event_t *event) {
struct wlr_x11_output *output = &x11->output;
switch (event->response_type) {
switch (event->response_type & XCB_EVENT_RESPONSE_TYPE_MASK) {
case XCB_EXPOSE: {
wlr_output_send_frame(&output->wlr_output);
break;
@ -144,9 +145,14 @@ static bool handle_x11_event(struct wlr_x11_backend *x11, xcb_generic_event_t *e
wlr_signal_emit_safe(&x11->pointer.events.motion_absolute, &abs);
break;
}
case XCB_GLX_DELETE_QUERIES_ARB: {
case XCB_CLIENT_MESSAGE: {
xcb_client_message_event_t *ev = (xcb_client_message_event_t *)event;
if (ev->data.data32[0] == x11->atoms.wm_delete_window) {
wl_display_terminate(x11->wl_display);
return true;
}
break;
}
default:
@ -181,13 +187,6 @@ static int signal_frame(void *data) {
return 0;
}
static void init_atom(struct wlr_x11_backend *x11, struct wlr_x11_atom *atom,
uint8_t only_if_exists, const char *name) {
atom->cookie = xcb_intern_atom(x11->xcb_conn, only_if_exists, strlen(name),
name);
atom->reply = xcb_intern_atom_reply(x11->xcb_conn, atom->cookie, NULL);
}
static void parse_xcb_setup(struct wlr_output *output, xcb_connection_t *xcb_conn) {
const xcb_setup_t *xcb_setup = xcb_get_setup(xcb_conn);
@ -231,20 +230,54 @@ static bool wlr_x11_backend_start(struct wlr_backend *backend) {
return false;
}
init_atom(x11, &x11->atoms.wm_protocols, 1, "WM_PROTOCOLS");
init_atom(x11, &x11->atoms.wm_delete_window, 0, "WM_DELETE_WINDOW");
init_atom(x11, &x11->atoms.net_wm_name, 1, "_NET_WM_NAME");
init_atom(x11, &x11->atoms.utf8_string, 0, "UTF8_STRING");
struct {
const char *name;
xcb_intern_atom_cookie_t cookie;
xcb_atom_t *atom;
} atom[] = {
{
.name = "WM_PROTOCOLS",
.atom = &x11->atoms.wm_protocols,
},
{
.name = "WM_DELETE_WINDOW",
.atom = &x11->atoms.wm_delete_window,
},
{
.name = "_NET_WM_NAME",
.atom = &x11->atoms.net_wm_name,
},
{
.name = "UTF8_STRING",
.atom = &x11->atoms.utf8_string,
},
};
for (size_t i = 0; i < sizeof(atom) / sizeof(atom[0]); ++i) {
atom[i].cookie = xcb_intern_atom(x11->xcb_conn,
true, strlen(atom[i].name), atom[i].name);
}
for (size_t i = 0; i < sizeof(atom) / sizeof(atom[0]); ++i) {
xcb_intern_atom_reply_t *reply = xcb_intern_atom_reply(
x11->xcb_conn, atom[i].cookie, NULL);
if (reply) {
*atom[i].atom = reply->atom;
free(reply);
} else {
*atom[i].atom = XCB_ATOM_NONE;
}
}
xcb_change_property(x11->xcb_conn, XCB_PROP_MODE_REPLACE, output->win,
x11->atoms.wm_protocols.reply->atom, XCB_ATOM_ATOM, 32, 1,
&x11->atoms.wm_delete_window.reply->atom);
x11->atoms.wm_protocols, XCB_ATOM_ATOM, 32, 1,
&x11->atoms.wm_delete_window);
char title[32];
if (snprintf(title, sizeof(title), "wlroots - %s", output->wlr_output.name)) {
xcb_change_property(x11->xcb_conn, XCB_PROP_MODE_REPLACE, output->win,
x11->atoms.net_wm_name.reply->atom,
x11->atoms.utf8_string.reply->atom, 8,
x11->atoms.net_wm_name, x11->atoms.utf8_string, 8,
strlen(title), title);
}
@ -304,7 +337,7 @@ static struct wlr_renderer *wlr_x11_backend_get_renderer(
return x11->renderer;
}
static struct wlr_backend_impl backend_impl = {
static const struct wlr_backend_impl backend_impl = {
.start = wlr_x11_backend_start,
.destroy = wlr_x11_backend_destroy,
.get_egl = wlr_x11_backend_get_egl,
@ -432,7 +465,7 @@ static bool output_swap_buffers(struct wlr_output *wlr_output,
return wlr_egl_swap_buffers(&x11->egl, output->surf, damage);
}
static struct wlr_output_impl output_impl = {
static const struct wlr_output_impl output_impl = {
.set_custom_mode = output_set_custom_mode,
.transform = output_transform,
.destroy = output_destroy,

13
include/backend/x11.h
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@ -17,11 +17,6 @@ struct wlr_x11_output {
EGLSurface surf;
};
struct wlr_x11_atom {
xcb_intern_atom_cookie_t cookie;
xcb_intern_atom_reply_t *reply;
};
struct wlr_x11_backend {
struct wlr_backend backend;
struct wl_display *wl_display;
@ -44,10 +39,10 @@ struct wlr_x11_backend {
struct wl_event_source *frame_timer;
struct {
struct wlr_x11_atom wm_protocols;
struct wlr_x11_atom wm_delete_window;
struct wlr_x11_atom net_wm_name;
struct wlr_x11_atom utf8_string;
xcb_atom_t wm_protocols;
xcb_atom_t wm_delete_window;
xcb_atom_t net_wm_name;
xcb_atom_t utf8_string;
} atoms;
// The time we last received an event

2
include/wlr/interfaces/wlr_input_device.h
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@ -10,7 +10,7 @@ struct wlr_input_device_impl {
void wlr_input_device_init(
struct wlr_input_device *wlr_device,
enum wlr_input_device_type type,
struct wlr_input_device_impl *impl,
const struct wlr_input_device_impl *impl,
const char *name, int vendor, int product);
void wlr_input_device_destroy(struct wlr_input_device *dev);

2
include/wlr/types/wlr_input_device.h
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@ -24,7 +24,7 @@ enum wlr_input_device_type {
struct wlr_input_device_impl;
struct wlr_input_device {
struct wlr_input_device_impl *impl;
const struct wlr_input_device_impl *impl;
enum wlr_input_device_type type;
int vendor, product;

2
types/wlr_input_device.c
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@ -14,7 +14,7 @@
void wlr_input_device_init(struct wlr_input_device *dev,
enum wlr_input_device_type type,
struct wlr_input_device_impl *impl,
const struct wlr_input_device_impl *impl,
const char *name, int vendor, int product) {
dev->type = type;
dev->impl = impl;

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