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Diffstat (limited to 'examples/keyboard-shortcuts-inhibit.c')
| -rw-r--r-- | examples/keyboard-shortcuts-inhibit.c | 263 |
1 files changed, 263 insertions, 0 deletions
diff --git a/examples/keyboard-shortcuts-inhibit.c b/examples/keyboard-shortcuts-inhibit.c new file mode 100644 index 00000000..3d066c0e --- /dev/null +++ b/examples/keyboard-shortcuts-inhibit.c @@ -0,0 +1,263 @@ +#include <GLES2/gl2.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <wayland-client.h> +#include <wayland-egl.h> +#include <wlr/render/egl.h> +#include "keyboard-shortcuts-inhibit-unstable-v1-client-protocol.h" +#include "xdg-shell-client-protocol.h" + +#include <linux/input-event-codes.h> + +/** + * Usage: keyboard-shortcuts-inhibit + * Creates a xdg-toplevel using the keyboard-shortcuts-inhibit protocol. + * It will be solid green, when it has an keyboard shortcuts inhibitor, and + * solid yellow if it does not. + * Left click with a pointer will toggle this state. (Touch is not supported + * for now). + * The compositor (de-)activating the inhibitor will also toggle state. + * With a compositor supporting the protocol, compositor shortcuts will be + * suspended while the inhibitor is active and the window has focus. + */ + +static int width = 500, height = 300; + +static struct wl_compositor *compositor = NULL; +static struct wl_seat *seat = NULL; +static struct xdg_wm_base *wm_base = NULL; +static struct zwp_keyboard_shortcuts_inhibit_manager_v1 * + keyboard_shortcuts_inhibit_manager = NULL; +static struct zwp_keyboard_shortcuts_inhibitor_v1 * + keyboard_shortcuts_inhibitor = NULL; +static bool active = false; + +struct wlr_egl egl; +struct wl_egl_window *egl_window; +struct wlr_egl_surface *egl_surface; + +static void draw(void) { + eglMakeCurrent(egl.display, egl_surface, egl_surface, egl.context); + + float color[] = {1.0, 1.0, 0.0, 1.0}; + if (keyboard_shortcuts_inhibitor) { + color[0] = 0.0; + } + + glViewport(0, 0, width, height); + glClearColor(color[0], color[1], color[2], 1.0); + glClear(GL_COLOR_BUFFER_BIT); + + eglSwapBuffers(egl.display, egl_surface); +} + +static void keyboard_shortcuts_inhibit_handle_active(void *data, + struct zwp_keyboard_shortcuts_inhibitor_v1 * + zwp_keyboard_shortcuts_inhibitor_v1) { + active = 1; + draw(); +} + +static void keyboard_shortcuts_inhibit_handle_inactive(void *data, + struct zwp_keyboard_shortcuts_inhibitor_v1 * + zwp_keyboard_shortcuts_inhibitor_v1) { + active = 0; + draw(); +} + +static const struct zwp_keyboard_shortcuts_inhibitor_v1_listener +keyboard_shortcuts_inhibitor_listener = { + .active = keyboard_shortcuts_inhibit_handle_active, + .inactive = keyboard_shortcuts_inhibit_handle_inactive, +}; + +static void pointer_handle_button(void *data, struct wl_pointer *pointer, uint32_t serial, + uint32_t time, uint32_t button, uint32_t state_w) { + struct wl_surface *surface = data; + + if (button == BTN_LEFT && state_w == WL_POINTER_BUTTON_STATE_PRESSED) { + if (keyboard_shortcuts_inhibitor) { + zwp_keyboard_shortcuts_inhibitor_v1_destroy( + keyboard_shortcuts_inhibitor); + keyboard_shortcuts_inhibitor = NULL; + active = false; + } else { + keyboard_shortcuts_inhibitor = + zwp_keyboard_shortcuts_inhibit_manager_v1_inhibit_shortcuts( + keyboard_shortcuts_inhibit_manager, surface, seat); + zwp_keyboard_shortcuts_inhibitor_v1_add_listener( + keyboard_shortcuts_inhibitor, + &keyboard_shortcuts_inhibitor_listener, NULL); + } + } + + draw(); +} + +static void pointer_handle_enter(void *data, struct wl_pointer *wl_pointer, + uint32_t serial, struct wl_surface *surface, + wl_fixed_t surface_x, wl_fixed_t surface_y) { + // This space intentionally left blank +} + +static void pointer_handle_leave(void *data, struct wl_pointer *wl_pointer, + uint32_t serial, struct wl_surface *surface) { + // This space intentionally left blank +} + +static void pointer_handle_motion(void *data, struct wl_pointer *wl_pointer, + uint32_t time, wl_fixed_t surface_x, wl_fixed_t surface_y) { + // This space intentionally left blank +} + +static void pointer_handle_axis(void *data, struct wl_pointer *wl_pointer, + uint32_t time, uint32_t axis, wl_fixed_t value) { + // This space intentionally left blank +} + +static void pointer_handle_frame(void *data, struct wl_pointer *wl_pointer) { + // This space intentionally left blank +} + +static void pointer_handle_axis_source(void *data, + struct wl_pointer *wl_pointer, uint32_t axis_source) { + // This space intentionally left blank +} + +static void pointer_handle_axis_stop(void *data, + struct wl_pointer *wl_pointer, uint32_t time, uint32_t axis) { + // This space intentionally left blank +} + +static void pointer_handle_axis_discrete(void *data, + struct wl_pointer *wl_pointer, uint32_t axis, int32_t discrete) { + // This space intentionally left blank +} + +static const struct wl_pointer_listener pointer_listener = { + .enter = pointer_handle_enter, + .leave = pointer_handle_leave, + .motion = pointer_handle_motion, + .button = pointer_handle_button, + .axis = pointer_handle_axis, + .frame = pointer_handle_frame, + .axis_source = pointer_handle_axis_source, + .axis_stop = pointer_handle_axis_stop, + .axis_discrete = pointer_handle_axis_discrete, +}; + +static void xdg_surface_handle_configure(void *data, + struct xdg_surface *xdg_surface, uint32_t serial) { + xdg_surface_ack_configure(xdg_surface, serial); + wl_egl_window_resize(egl_window, width, height, 0, 0); + draw(); +} + +static const struct xdg_surface_listener xdg_surface_listener = { + .configure = xdg_surface_handle_configure, +}; + +static void xdg_toplevel_handle_configure(void *data, + struct xdg_toplevel *xdg_toplevel, int32_t w, int32_t h, + struct wl_array *states) { + width = w; + height = h; +} + +static void xdg_toplevel_handle_close(void *data, + struct xdg_toplevel *xdg_toplevel) { + exit(EXIT_SUCCESS); +} + +static const struct xdg_toplevel_listener xdg_toplevel_listener = { + .configure = xdg_toplevel_handle_configure, + .close = xdg_toplevel_handle_close, +}; + +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) { + compositor = wl_registry_bind(registry, name, + &wl_compositor_interface, 1); + } else if (strcmp(interface, xdg_wm_base_interface.name) == 0) { + wm_base = wl_registry_bind(registry, name, &xdg_wm_base_interface, 1); + } else if (strcmp(interface, zwp_keyboard_shortcuts_inhibit_manager_v1_interface.name) == 0) { + keyboard_shortcuts_inhibit_manager = wl_registry_bind(registry, name, + &zwp_keyboard_shortcuts_inhibit_manager_v1_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) { + struct wl_display *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 (compositor == NULL) { + fprintf(stderr, "wl-compositor not available\n"); + return EXIT_FAILURE; + } + if (wm_base == NULL) { + fprintf(stderr, "xdg-shell not available\n"); + return EXIT_FAILURE; + } + if (keyboard_shortcuts_inhibit_manager == NULL) { + fprintf(stderr, "keyboard-shortcuts-inhibit not available\n"); + return EXIT_FAILURE; + } + + wlr_egl_init(&egl, EGL_PLATFORM_WAYLAND_EXT, display, NULL, + WL_SHM_FORMAT_ARGB8888); + + struct wl_surface *surface = wl_compositor_create_surface(compositor); + struct xdg_surface *xdg_surface = + xdg_wm_base_get_xdg_surface(wm_base, surface); + struct xdg_toplevel *xdg_toplevel = xdg_surface_get_toplevel(xdg_surface); + + struct wl_pointer *pointer = wl_seat_get_pointer(seat); + wl_pointer_add_listener(pointer, &pointer_listener, surface); + + xdg_surface_add_listener(xdg_surface, &xdg_surface_listener, NULL); + xdg_toplevel_add_listener(xdg_toplevel, &xdg_toplevel_listener, NULL); + + wl_surface_commit(surface); + + egl_window = wl_egl_window_create(surface, width, height); + egl_surface = wlr_egl_create_surface(&egl, egl_window); + + wl_display_roundtrip(display); + + keyboard_shortcuts_inhibitor = + zwp_keyboard_shortcuts_inhibit_manager_v1_inhibit_shortcuts( + keyboard_shortcuts_inhibit_manager, surface, seat); + zwp_keyboard_shortcuts_inhibitor_v1_add_listener( + keyboard_shortcuts_inhibitor, + &keyboard_shortcuts_inhibitor_listener, NULL); + + draw(); + + while (wl_display_dispatch(display) != -1) { + // This space intentionally left blank + } + + return EXIT_SUCCESS; +} |