mirror of
https://github.com/hyprwm/wlroots-hyprland.git
synced 2024-11-22 12:55:58 +01:00
examples/input-method-keyboard-grab: new example
This commit is contained in:
xdavidwu
Simon Ser
parent
595f324f8b
commit
842df2bd6c
2 changed files with 224 additions and 0 deletions
217
examples/input-method-keyboard-grab.c
Normal file
217
examples/input-method-keyboard-grab.c
Normal file
|
|
@ -0,0 +1,217 @@
|
|||
#include <stdbool.h>
|
||||
#include <stdio.h>
|
||||
#include <stdlib.h>
|
||||
#include <string.h>
|
||||
#include <sys/mman.h>
|
||||
#include <unistd.h>
|
||||
#include <wayland-client.h>
|
||||
#include <xkbcommon/xkbcommon.h>
|
||||
#include "input-method-unstable-v2-client-protocol.h"
|
||||
|
||||
static struct wl_display *display = NULL;
|
||||
static struct wl_seat *seat = NULL;
|
||||
static struct zwp_input_method_manager_v2 *input_method_manager = NULL;
|
||||
static struct zwp_input_method_v2 *input_method = NULL;
|
||||
static struct zwp_input_method_keyboard_grab_v2 *kb_grab = NULL;
|
||||
|
||||
static bool active = false;
|
||||
static bool pending_active = false;
|
||||
|
||||
static struct xkb_context *xkb_context = NULL;
|
||||
static struct xkb_keymap *keymap = NULL;
|
||||
static struct xkb_state *xkb_state = NULL;
|
||||
|
||||
static void handle_key(void *data,
|
||||
struct zwp_input_method_keyboard_grab_v2 *im_keyboard_grab,
|
||||
uint32_t serial, uint32_t time, uint32_t key, uint32_t state) {
|
||||
printf("handle_key %u %u %u %u\n", serial, time, key, state);
|
||||
xkb_keysym_t keysym = xkb_state_key_get_one_sym(xkb_state, key + 8);
|
||||
char keysym_name[64];
|
||||
xkb_keysym_get_name(keysym, keysym_name, sizeof(keysym_name));
|
||||
printf("xkb translated to %s\n", keysym_name);
|
||||
if (state == WL_KEYBOARD_KEY_STATE_PRESSED) {
|
||||
if (keysym == XKB_KEY_KP_Enter || keysym == XKB_KEY_Return) {
|
||||
printf("Stopping grab\n");
|
||||
zwp_input_method_keyboard_grab_v2_release(kb_grab);
|
||||
kb_grab = NULL;
|
||||
}
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
static void handle_modifiers(void *data,
|
||||
struct zwp_input_method_keyboard_grab_v2 *im_keyboard_grab,
|
||||
uint32_t serial, uint32_t mods_depressed, uint32_t mods_latched,
|
||||
uint32_t mods_locked, uint32_t group) {
|
||||
printf("handle_modifiers %u %u %u %u %u\n", serial, mods_depressed,
|
||||
mods_latched, mods_locked, group);
|
||||
xkb_state_update_mask(xkb_state, mods_depressed, mods_latched,
|
||||
mods_locked, 0, 0, group);
|
||||
}
|
||||
|
||||
static void handle_keymap(void *data,
|
||||
struct zwp_input_method_keyboard_grab_v2 *im_keyboard_grab,
|
||||
uint32_t format, int32_t fd, uint32_t size) {
|
||||
printf("handle_keymap\n");
|
||||
char *keymap_string = mmap(NULL, size, PROT_READ, MAP_SHARED, fd, 0);
|
||||
xkb_keymap_unref(keymap);
|
||||
keymap = xkb_keymap_new_from_string(xkb_context, keymap_string,
|
||||
XKB_KEYMAP_FORMAT_TEXT_V1, XKB_KEYMAP_COMPILE_NO_FLAGS);
|
||||
munmap(keymap_string, size);
|
||||
close(fd);
|
||||
xkb_state_unref(xkb_state);
|
||||
xkb_state = xkb_state_new(keymap);
|
||||
}
|
||||
|
||||
static void handle_repeat_info(void *data,
|
||||
struct zwp_input_method_keyboard_grab_v2 *im_keyboard_grab,
|
||||
int32_t rate, int32_t delay) {
|
||||
printf("handle_repeat_info %d %d", rate, delay);
|
||||
}
|
||||
|
||||
|
||||
static const struct zwp_input_method_keyboard_grab_v2_listener grab_listener = {
|
||||
.key = handle_key,
|
||||
.modifiers = handle_modifiers,
|
||||
.keymap = handle_keymap,
|
||||
.repeat_info = handle_repeat_info,
|
||||
};
|
||||
|
||||
static void handle_activate(void *data,
|
||||
struct zwp_input_method_v2 *zwp_input_method_v2) {
|
||||
pending_active = true;
|
||||
}
|
||||
|
||||
static void handle_deactivate(void *data,
|
||||
struct zwp_input_method_v2 *zwp_input_method_v2) {
|
||||
pending_active = false;
|
||||
}
|
||||
|
||||
static void handle_unavailable(void *data,
|
||||
struct zwp_input_method_v2 *zwp_input_method_v2) {
|
||||
printf("IM unavailable\n");
|
||||
zwp_input_method_v2_destroy(zwp_input_method_v2);
|
||||
input_method = NULL;
|
||||
}
|
||||
|
||||
static void im_activate(void *data,
|
||||
struct zwp_input_method_v2 *id) {
|
||||
kb_grab = zwp_input_method_v2_grab_keyboard(input_method);
|
||||
if (kb_grab == NULL) {
|
||||
fprintf(stderr, "Failed to grab\n");
|
||||
exit(EXIT_FAILURE);
|
||||
}
|
||||
zwp_input_method_keyboard_grab_v2_add_listener(kb_grab, &grab_listener,
|
||||
NULL);
|
||||
printf("Started grab, press enter to stop grab\n");
|
||||
}
|
||||
|
||||
static void im_deactivate(void *data,
|
||||
struct zwp_input_method_v2 *context) {
|
||||
if (kb_grab != NULL) {
|
||||
zwp_input_method_keyboard_grab_v2_release(kb_grab);
|
||||
kb_grab = NULL;
|
||||
}
|
||||
}
|
||||
|
||||
static void handle_done(void *data,
|
||||
struct zwp_input_method_v2 *zwp_input_method_v2) {
|
||||
bool prev_active = active;
|
||||
if (active != pending_active) {
|
||||
printf("Now %s\n", pending_active ? "active" : "inactive");
|
||||
}
|
||||
active = pending_active;
|
||||
if (active && !prev_active) {
|
||||
im_activate(data, zwp_input_method_v2);
|
||||
} else if (!active && prev_active) {
|
||||
im_deactivate(data, zwp_input_method_v2);
|
||||
}
|
||||
}
|
||||
|
||||
static void handle_surrounding_text(void *data,
|
||||
struct zwp_input_method_v2 *zwp_input_method_v2,
|
||||
const char *text, uint32_t cursor, uint32_t anchor) {
|
||||
// not for this test
|
||||
}
|
||||
|
||||
static void handle_text_change_cause(void *data,
|
||||
struct zwp_input_method_v2 *zwp_input_method_v2,
|
||||
uint32_t cause) {
|
||||
// not for this test
|
||||
}
|
||||
|
||||
static void handle_content_type(void *data,
|
||||
struct zwp_input_method_v2 *zwp_input_method_v2,
|
||||
uint32_t hint, uint32_t purpose) {
|
||||
// not for this test
|
||||
}
|
||||
|
||||
static const struct zwp_input_method_v2_listener im_listener = {
|
||||
.activate = handle_activate,
|
||||
.deactivate = handle_deactivate,
|
||||
.surrounding_text = handle_surrounding_text,
|
||||
.text_change_cause = handle_text_change_cause,
|
||||
.content_type = handle_content_type,
|
||||
.done = handle_done,
|
||||
.unavailable = handle_unavailable,
|
||||
};
|
||||
|
||||
static void handle_global(void *data, struct wl_registry *registry,
|
||||
uint32_t name, const char *interface, uint32_t version) {
|
||||
if (strcmp(interface, zwp_input_method_manager_v2_interface.name) == 0) {
|
||||
input_method_manager = wl_registry_bind(registry, name,
|
||||
&zwp_input_method_manager_v2_interface, 1);
|
||||
} else if (strcmp(interface, wl_seat_interface.name) == 0) {
|
||||
seat = wl_registry_bind(registry, name, &wl_seat_interface, version);
|
||||
}
|
||||
}
|
||||
|
||||
static void handle_global_remove(void *data, struct wl_registry *registry,
|
||||
uint32_t name) {
|
||||
// who cares
|
||||
}
|
||||
|
||||
static const struct wl_registry_listener registry_listener = {
|
||||
.global = handle_global,
|
||||
.global_remove = handle_global_remove,
|
||||
};
|
||||
|
||||
int main(int argc, char **argv) {
|
||||
xkb_context = xkb_context_new(XKB_CONTEXT_NO_FLAGS);
|
||||
if (xkb_context == NULL) {
|
||||
fprintf(stderr, "Failed to create xkb context\n");
|
||||
return EXIT_FAILURE;
|
||||
}
|
||||
|
||||
display = wl_display_connect(NULL);
|
||||
if (display == NULL) {
|
||||
fprintf(stderr, "Failed to create display\n");
|
||||
return EXIT_FAILURE;
|
||||
}
|
||||
|
||||
struct wl_registry *registry = wl_display_get_registry(display);
|
||||
wl_registry_add_listener(registry, ®istry_listener, NULL);
|
||||
wl_display_dispatch(display);
|
||||
wl_display_roundtrip(display);
|
||||
|
||||
if (input_method_manager == NULL) {
|
||||
fprintf(stderr, "input-method not available\n");
|
||||
return EXIT_FAILURE;
|
||||
}
|
||||
if (seat == NULL) {
|
||||
fprintf(stderr, "seat not available\n");
|
||||
return EXIT_FAILURE;
|
||||
}
|
||||
|
||||
input_method = zwp_input_method_manager_v2_get_input_method(
|
||||
input_method_manager, seat);
|
||||
zwp_input_method_v2_add_listener(input_method, &im_listener, NULL);
|
||||
|
||||
wl_display_roundtrip(display);
|
||||
|
||||
while (wl_display_dispatch(display) != -1) {
|
||||
// This space is intentionally left blank
|
||||
};
|
||||
|
||||
return EXIT_SUCCESS;
|
||||
}
|
||||
|
|
@ -170,6 +170,13 @@ clients = {
|
|||
'dep': wlroots,
|
||||
'proto': ['wlr-virtual-pointer-unstable-v1'],
|
||||
},
|
||||
'input-method-keyboard-grab': {
|
||||
'src': 'input-method-keyboard-grab.c',
|
||||
'dep': xkbcommon,
|
||||
'proto': [
|
||||
'input-method-unstable-v2',
|
||||
],
|
||||
},
|
||||
}
|
||||
|
||||
foreach name, info : compositors
|
||||
|
|
|
|||
Loading…
Reference in a new issue