diff options
Diffstat (limited to 'examples/virtual-pointer.c')
| -rw-r--r-- | examples/virtual-pointer.c | 138 |
1 files changed, 138 insertions, 0 deletions
diff --git a/examples/virtual-pointer.c b/examples/virtual-pointer.c new file mode 100644 index 00000000..84af7ffd --- /dev/null +++ b/examples/virtual-pointer.c @@ -0,0 +1,138 @@ +/* + * Copyright © 2019 Josef Gajdusek + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + */ + +#define _POSIX_C_SOURCE 200112L +#include <stdbool.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <wayland-client-protocol.h> +#include "wlr-virtual-pointer-unstable-v1-client-protocol.h" + +static struct wl_seat *seat = NULL; +static struct zwlr_virtual_pointer_manager_v1 *pointer_manager = NULL; + +static void handle_global(void *data, struct wl_registry *registry, + uint32_t name, const char *interface, uint32_t version) { + if (strcmp(interface, wl_seat_interface.name) == 0) { + seat = wl_registry_bind(registry, name, + &wl_seat_interface, version); + } else if (strcmp(interface, + zwlr_virtual_pointer_manager_v1_interface.name) == 0) { + pointer_manager = wl_registry_bind(registry, name, + &zwlr_virtual_pointer_manager_v1_interface, 1); + } +} + +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[]) { + if (argc < 2) { + fprintf(stderr, "Usage: ./virtual-pointer <subcommand>\n"); + return EXIT_FAILURE; + } + struct wl_display * display = wl_display_connect(NULL); + if (display == NULL) { + fprintf(stderr, "failed to create display: %m\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 (pointer_manager == NULL) { + fprintf(stderr, "compositor does not support wlr-virtual-pointer-unstable-v1\n"); + return EXIT_FAILURE; + } + + struct zwlr_virtual_pointer_v1 *pointer = + zwlr_virtual_pointer_manager_v1_create_virtual_pointer( + pointer_manager, seat); + + const char *cmd = argv[1]; + if (strcmp(cmd, "motion") == 0) { + if (argc < 4) { + fprintf(stderr, "Usage: ./virtual-pointer motion <dx> <dy>\n"); + return EXIT_FAILURE; + } + wl_fixed_t dx = wl_fixed_from_double(atof(argv[2])); + wl_fixed_t dy = wl_fixed_from_double(atof(argv[3])); + zwlr_virtual_pointer_v1_motion(pointer, 0, dx, dy); + } else if (strcmp(cmd, "absolute") == 0) { + if (argc < 6) { + fprintf(stderr, "Usage: ./virtual-pointer absolute <x> <y> <x_extent> <y_extent>\n"); + return EXIT_FAILURE; + } + uint32_t x = atoi(argv[2]); + uint32_t y = atoi(argv[3]); + uint32_t x_extent = atoi(argv[4]); + uint32_t y_extent = atoi(argv[5]); + zwlr_virtual_pointer_v1_motion_absolute(pointer, 0, x, y, x_extent, y_extent); + } else if (strcmp(cmd, "button") == 0) { + if (argc < 4) { + fprintf(stderr, "Usage: ./virtual-pointer button <button> press|release\n"); + return EXIT_FAILURE; + } + uint32_t button = atoi(argv[2]); + bool press = !!strcmp(argv[3], "release"); + zwlr_virtual_pointer_v1_button(pointer, 0, button, press); + } else if (strcmp(cmd, "axis") == 0) { + if (argc < 4) { + fprintf(stderr, "Usage: ./virtual-pointer axis <axis> <value>\n"); + return EXIT_FAILURE; + } + uint32_t axis = atoi(argv[2]); + wl_fixed_t value = wl_fixed_from_double(atof(argv[3])); + zwlr_virtual_pointer_v1_axis(pointer, 0, axis, value); + zwlr_virtual_pointer_v1_axis_stop(pointer, 0, axis); + } else if (strcmp(cmd, "axis_discrete") == 0) { + if (argc < 5) { + fprintf(stderr, "Usage: ./virtual-pointer axis <axis> <value> <value_discrete>\n"); + return EXIT_FAILURE; + } + uint32_t axis = atoi(argv[2]); + wl_fixed_t value = wl_fixed_from_double(atof(argv[3])); + uint32_t discrete = atoi(argv[4]); + zwlr_virtual_pointer_v1_axis_discrete(pointer, 0, axis, value, discrete); + zwlr_virtual_pointer_v1_axis_stop(pointer, 0, axis); + } else { + fprintf(stderr, "Invalid subcommand\n"); + return EXIT_FAILURE; + } + + zwlr_virtual_pointer_v1_frame(pointer); + zwlr_virtual_pointer_v1_destroy(pointer); + wl_display_dispatch(display); + + return EXIT_SUCCESS; +} |