Merge pull request #739 from deklov/swaybar-pointer-01

Enable windows to register to get notified of pointer button events
This commit is contained in:
Drew DeVault 2016-07-06 08:45:05 -04:00 committed by GitHub
commit 378149b59c
3 changed files with 70 additions and 25 deletions

View file

@ -9,6 +9,8 @@
#include "list.h" #include "list.h"
#include "client/registry.h" #include "client/registry.h"
struct window;
struct buffer { struct buffer {
struct wl_buffer *buffer; struct wl_buffer *buffer;
cairo_surface_t *surface; cairo_surface_t *surface;
@ -25,6 +27,13 @@ struct cursor {
struct wl_poitner *pointer; struct wl_poitner *pointer;
}; };
struct pointer_input {
wl_fixed_t last_x;
wl_fixed_t last_y;
void (*notify)(struct window *window, wl_fixed_t x, wl_fixed_t y, uint32_t button);
};
struct window { struct window {
struct registry *registry; struct registry *registry;
struct buffer buffers[2]; struct buffer buffers[2];
@ -36,6 +45,7 @@ struct window {
uint32_t width, height; uint32_t width, height;
char *font; char *font;
cairo_t *cairo; cairo_t *cairo;
struct pointer_input pointer_input;
}; };
struct window *window_setup(struct registry *registry, uint32_t width, uint32_t height, bool shell_surface); struct window *window_setup(struct registry *registry, uint32_t width, uint32_t height, bool shell_surface);

View file

@ -174,6 +174,35 @@ static const struct wl_keyboard_listener keyboard_listener = {
.repeat_info = keyboard_handle_repeat_info .repeat_info = keyboard_handle_repeat_info
}; };
static void seat_handle_capabilities(void *data, struct wl_seat *seat,
enum wl_seat_capability caps) {
struct registry *reg = data;
if ((caps & WL_SEAT_CAPABILITY_KEYBOARD) && !reg->pointer) {
reg->pointer = wl_seat_get_pointer(reg->seat);
} else if (!(caps & WL_SEAT_CAPABILITY_POINTER) && reg->pointer) {
wl_pointer_destroy(reg->pointer);
reg->pointer = NULL;
}
if ((caps & WL_SEAT_CAPABILITY_KEYBOARD) && !reg->keyboard) {
reg->keyboard = wl_seat_get_keyboard(reg->seat);
wl_keyboard_add_listener(reg->keyboard, &keyboard_listener, reg);
} else if ((caps & WL_SEAT_CAPABILITY_KEYBOARD) && reg->keyboard) {
wl_keyboard_destroy(reg->keyboard);
reg->keyboard = NULL;
}
}
static void seat_handle_name(void *data, struct wl_seat *seat, const char *name) {
// this space intentionally left blank
}
static const struct wl_seat_listener seat_listener = {
.capabilities = seat_handle_capabilities,
.name = seat_handle_name,
};
static void registry_global(void *data, struct wl_registry *registry, static void registry_global(void *data, struct wl_registry *registry,
uint32_t name, const char *interface, uint32_t version) { uint32_t name, const char *interface, uint32_t version) {
struct registry *reg = data; struct registry *reg = data;
@ -186,11 +215,7 @@ static void registry_global(void *data, struct wl_registry *registry,
reg->shell = wl_registry_bind(registry, name, &wl_shell_interface, version); reg->shell = wl_registry_bind(registry, name, &wl_shell_interface, version);
} else if (strcmp(interface, wl_seat_interface.name) == 0) { } else if (strcmp(interface, wl_seat_interface.name) == 0) {
reg->seat = wl_registry_bind(registry, name, &wl_seat_interface, version); reg->seat = wl_registry_bind(registry, name, &wl_seat_interface, version);
reg->pointer = wl_seat_get_pointer(reg->seat); wl_seat_add_listener(reg->seat, &seat_listener, reg);
reg->keyboard = wl_seat_get_keyboard(reg->seat);
if (reg->keyboard) {
wl_keyboard_add_listener(reg->keyboard, &keyboard_listener, reg);
}
} else if (strcmp(interface, wl_output_interface.name) == 0) { } else if (strcmp(interface, wl_output_interface.name) == 0) {
struct wl_output *output = wl_registry_bind(registry, name, &wl_output_interface, version); struct wl_output *output = wl_registry_bind(registry, name, &wl_output_interface, version);
struct output_state *ostate = malloc(sizeof(struct output_state)); struct output_state *ostate = malloc(sizeof(struct output_state));

View file

@ -30,10 +30,20 @@ static void pointer_handle_leave(void *data, struct wl_pointer *pointer,
static void pointer_handle_motion(void *data, struct wl_pointer *pointer, static void pointer_handle_motion(void *data, struct wl_pointer *pointer,
uint32_t time, wl_fixed_t sx_w, wl_fixed_t sy_w) { uint32_t time, wl_fixed_t sx_w, wl_fixed_t sy_w) {
struct window *window = data;
window->pointer_input.last_x = sx_w;
window->pointer_input.last_y = sy_w;
} }
static void pointer_handle_button(void *data, struct wl_pointer *pointer, uint32_t serial, static void pointer_handle_button(void *data, struct wl_pointer *pointer, uint32_t serial,
uint32_t time, uint32_t button, uint32_t state_w) { uint32_t time, uint32_t button, uint32_t state_w) {
struct window *window = data;
struct pointer_input *input = &window->pointer_input;
if (window->pointer_input.notify) {
window->pointer_input.notify(window, input->last_x, input->last_y, button);
}
} }
static void pointer_handle_axis(void *data, struct wl_pointer *pointer, static void pointer_handle_axis(void *data, struct wl_pointer *pointer,