diff options
Diffstat (limited to 'rootston/seat.c')
| -rw-r--r-- | rootston/seat.c | 579 |
1 files changed, 579 insertions, 0 deletions
diff --git a/rootston/seat.c b/rootston/seat.c new file mode 100644 index 00000000..1fa37c44 --- /dev/null +++ b/rootston/seat.c @@ -0,0 +1,579 @@ +#include <assert.h> +#include <stdlib.h> +#include <string.h> +#include <wayland-server.h> +#include <wlr/types/wlr_xcursor_manager.h> +#include <wlr/util/log.h> +#include "rootston/xcursor.h" +#include "rootston/input.h" +#include "rootston/seat.h" +#include "rootston/keyboard.h" +#include "rootston/cursor.h" + +static void handle_keyboard_key(struct wl_listener *listener, void *data) { + struct roots_keyboard *keyboard = + wl_container_of(listener, keyboard, keyboard_key); + struct wlr_event_keyboard_key *event = data; + roots_keyboard_handle_key(keyboard, event); +} + +static void handle_keyboard_modifiers(struct wl_listener *listener, + void *data) { + struct roots_keyboard *keyboard = + wl_container_of(listener, keyboard, keyboard_modifiers); + roots_keyboard_handle_modifiers(keyboard); +} + +static void handle_cursor_motion(struct wl_listener *listener, void *data) { + struct roots_cursor *cursor = + wl_container_of(listener, cursor, motion); + struct wlr_event_pointer_motion *event = data; + roots_cursor_handle_motion(cursor, event); +} + +static void handle_cursor_motion_absolute(struct wl_listener *listener, void *data) { + struct roots_cursor *cursor = + wl_container_of(listener, cursor, motion_absolute); + struct wlr_event_pointer_motion_absolute *event = data; + roots_cursor_handle_motion_absolute(cursor, event); +} + +static void handle_cursor_button(struct wl_listener *listener, void *data) { + struct roots_cursor *cursor = + wl_container_of(listener, cursor, button); + struct wlr_event_pointer_button *event = data; + roots_cursor_handle_button(cursor, event); +} + +static void handle_cursor_axis(struct wl_listener *listener, void *data) { + struct roots_cursor *cursor = + wl_container_of(listener, cursor, axis); + struct wlr_event_pointer_axis *event = data; + roots_cursor_handle_axis(cursor, event); +} + +static void handle_touch_down(struct wl_listener *listener, void *data) { + struct roots_cursor *cursor = + wl_container_of(listener, cursor, touch_down); + struct wlr_event_touch_down *event = data; + roots_cursor_handle_touch_down(cursor, event); +} + +static void handle_touch_up(struct wl_listener *listener, void *data) { + struct roots_cursor *cursor = + wl_container_of(listener, cursor, touch_up); + struct wlr_event_touch_up *event = data; + roots_cursor_handle_touch_up(cursor, event); +} + +static void handle_touch_motion(struct wl_listener *listener, void *data) { + struct roots_cursor *cursor = + wl_container_of(listener, cursor, touch_motion); + struct wlr_event_touch_motion *event = data; + roots_cursor_handle_touch_motion(cursor, event); +} + +static void handle_tool_axis(struct wl_listener *listener, void *data) { + struct roots_cursor *cursor = + wl_container_of(listener, cursor, tool_axis); + struct wlr_event_tablet_tool_axis *event = data; + roots_cursor_handle_tool_axis(cursor, event); +} + +static void handle_tool_tip(struct wl_listener *listener, void *data) { + struct roots_cursor *cursor = + wl_container_of(listener, cursor, tool_tip); + struct wlr_event_tablet_tool_tip *event = data; + roots_cursor_handle_tool_tip(cursor, event); +} + +static void handle_request_set_cursor(struct wl_listener *listener, + void *data) { + struct roots_cursor *cursor = + wl_container_of(listener, cursor, request_set_cursor); + struct wlr_seat_pointer_request_set_cursor_event *event = data; + roots_cursor_handle_request_set_cursor(cursor, event); +} + +static void handle_pointer_grab_begin(struct wl_listener *listener, + void *data) { + struct roots_cursor *cursor = + wl_container_of(listener, cursor, pointer_grab_begin); + struct wlr_seat_pointer_grab *grab = data; + roots_cursor_handle_pointer_grab_begin(cursor, grab); +} + +static void handle_pointer_grab_end(struct wl_listener *listener, + void *data) { + struct roots_cursor *cursor = + wl_container_of(listener, cursor, pointer_grab_end); + struct wlr_seat_pointer_grab *grab = data; + roots_cursor_handle_pointer_grab_end(cursor, grab); +} + +static void seat_reset_device_mappings(struct roots_seat *seat, struct wlr_input_device *device) { + struct wlr_cursor *cursor = seat->cursor->cursor; + struct roots_config *config = seat->input->config; + + wlr_cursor_map_input_to_output(cursor, device, NULL); + struct roots_device_config *dconfig; + if ((dconfig = roots_config_get_device(config, device))) { + wlr_cursor_map_input_to_region(cursor, device, dconfig->mapped_box); + } +} + +static void seat_set_device_output_mappings(struct roots_seat *seat, + struct wlr_input_device *device, struct wlr_output *output) { + struct wlr_cursor *cursor = seat->cursor->cursor; + struct roots_config *config = seat->input->config; + struct roots_device_config *dconfig; + dconfig = roots_config_get_device(config, device); + if (dconfig && dconfig->mapped_output && + strcmp(dconfig->mapped_output, output->name) == 0) { + wlr_cursor_map_input_to_output(cursor, device, output); + } +} + +void roots_seat_configure_cursor(struct roots_seat *seat) { + struct roots_config *config = seat->input->config; + struct roots_desktop *desktop = seat->input->server->desktop; + struct wlr_cursor *cursor = seat->cursor->cursor; + + struct roots_pointer *pointer; + struct roots_touch *touch; + struct roots_tablet_tool *tablet_tool; + struct roots_output *output; + + // reset mappings + wlr_cursor_map_to_output(cursor, NULL); + wl_list_for_each(pointer, &seat->pointers, link) { + seat_reset_device_mappings(seat, pointer->device); + } + wl_list_for_each(touch, &seat->touch, link) { + seat_reset_device_mappings(seat, touch->device); + } + wl_list_for_each(tablet_tool, &seat->tablet_tools, link) { + seat_reset_device_mappings(seat, tablet_tool->device); + } + + // configure device to output mappings + const char *mapped_output = config->cursor.mapped_output; + wl_list_for_each(output, &desktop->outputs, link) { + if (mapped_output && strcmp(mapped_output, output->wlr_output->name) == 0) { + wlr_cursor_map_to_output(cursor, output->wlr_output); + } + + wl_list_for_each(pointer, &seat->pointers, link) { + seat_set_device_output_mappings(seat, pointer->device, output->wlr_output); + } + wl_list_for_each(tablet_tool, &seat->tablet_tools, link) { + seat_set_device_output_mappings(seat, tablet_tool->device, output->wlr_output); + } + wl_list_for_each(touch, &seat->touch, link) { + seat_set_device_output_mappings(seat, touch->device, output->wlr_output); + } + } +} + +static void roots_seat_init_cursor(struct roots_seat *seat) { + seat->cursor = roots_cursor_create(seat); + if (!seat->cursor) { + return; + } + seat->cursor->seat = seat; + struct wlr_cursor *wlr_cursor = seat->cursor->cursor; + struct roots_desktop *desktop = seat->input->server->desktop; + wlr_cursor_attach_output_layout(wlr_cursor, desktop->layout); + + // TODO: be able to configure per-seat cursor themes + seat->cursor->xcursor_manager = desktop->xcursor_manager; + + wl_list_init(&seat->cursor->touch_points); + + roots_seat_configure_cursor(seat); + roots_seat_configure_xcursor(seat); + + // add input signals + wl_signal_add(&wlr_cursor->events.motion, &seat->cursor->motion); + seat->cursor->motion.notify = handle_cursor_motion; + + wl_signal_add(&wlr_cursor->events.motion_absolute, + &seat->cursor->motion_absolute); + seat->cursor->motion_absolute.notify = handle_cursor_motion_absolute; + + wl_signal_add(&wlr_cursor->events.button, &seat->cursor->button); + seat->cursor->button.notify = handle_cursor_button; + + wl_signal_add(&wlr_cursor->events.axis, &seat->cursor->axis); + seat->cursor->axis.notify = handle_cursor_axis; + + wl_signal_add(&wlr_cursor->events.touch_down, &seat->cursor->touch_down); + seat->cursor->touch_down.notify = handle_touch_down; + + wl_signal_add(&wlr_cursor->events.touch_up, &seat->cursor->touch_up); + seat->cursor->touch_up.notify = handle_touch_up; + + wl_signal_add(&wlr_cursor->events.touch_motion, &seat->cursor->touch_motion); + seat->cursor->touch_motion.notify = handle_touch_motion; + + wl_signal_add(&wlr_cursor->events.tablet_tool_axis, &seat->cursor->tool_axis); + seat->cursor->tool_axis.notify = handle_tool_axis; + + wl_signal_add(&wlr_cursor->events.tablet_tool_tip, &seat->cursor->tool_tip); + seat->cursor->tool_tip.notify = handle_tool_tip; + + wl_signal_add(&seat->seat->events.request_set_cursor, + &seat->cursor->request_set_cursor); + seat->cursor->request_set_cursor.notify = handle_request_set_cursor; + + wl_signal_add(&seat->seat->events.pointer_grab_begin, + &seat->cursor->pointer_grab_begin); + seat->cursor->pointer_grab_begin.notify = handle_pointer_grab_begin; + + wl_signal_add(&seat->seat->events.pointer_grab_end, + &seat->cursor->pointer_grab_end); + seat->cursor->pointer_grab_end.notify = handle_pointer_grab_end; +} + +struct roots_seat *roots_seat_create(struct roots_input *input, char *name) { + struct roots_seat *seat = calloc(1, sizeof(struct roots_seat)); + if (!seat) { + return NULL; + } + + wl_list_init(&seat->keyboards); + wl_list_init(&seat->pointers); + wl_list_init(&seat->touch); + wl_list_init(&seat->tablet_tools); + wl_list_init(&seat->drag_icons); + + seat->input = input; + + seat->seat = wlr_seat_create(input->server->wl_display, name); + if (!seat->seat) { + free(seat); + return NULL; + } + + roots_seat_init_cursor(seat); + if (!seat->cursor) { + wlr_seat_destroy(seat->seat); + free(seat); + return NULL; + } + + wlr_seat_set_capabilities(seat->seat, + WL_SEAT_CAPABILITY_KEYBOARD | + WL_SEAT_CAPABILITY_POINTER | + WL_SEAT_CAPABILITY_TOUCH); + + wl_list_insert(&input->seats, &seat->link); + + return seat; +} + +void roots_seat_destroy(struct roots_seat *seat) { + // TODO +} + +static void seat_add_keyboard(struct roots_seat *seat, struct wlr_input_device *device) { + assert(device->type == WLR_INPUT_DEVICE_KEYBOARD); + struct roots_keyboard *keyboard = roots_keyboard_create(device, seat->input); + if (keyboard == NULL) { + wlr_log(L_ERROR, "could not allocate keyboard for seat"); + return; + } + + keyboard->seat = seat; + + wl_list_insert(&seat->keyboards, &keyboard->link); + + keyboard->keyboard_key.notify = handle_keyboard_key; + wl_signal_add(&keyboard->device->keyboard->events.key, + &keyboard->keyboard_key); + + keyboard->keyboard_modifiers.notify = handle_keyboard_modifiers; + wl_signal_add(&keyboard->device->keyboard->events.modifiers, + &keyboard->keyboard_modifiers); + + wlr_seat_set_keyboard(seat->seat, device); +} + +static void seat_add_pointer(struct roots_seat *seat, struct wlr_input_device *device) { + struct roots_pointer *pointer = calloc(sizeof(struct roots_pointer), 1); + if (!pointer) { + wlr_log(L_ERROR, "could not allocate pointer for seat"); + return; + } + + device->data = pointer; + pointer->device = device; + pointer->seat = seat; + wl_list_insert(&seat->pointers, &pointer->link); + wlr_cursor_attach_input_device(seat->cursor->cursor, device); + roots_seat_configure_cursor(seat); +} + +static void seat_add_touch(struct roots_seat *seat, struct wlr_input_device *device) { + struct roots_touch *touch = calloc(sizeof(struct roots_touch), 1); + if (!touch) { + wlr_log(L_ERROR, "could not allocate touch for seat"); + return; + } + + device->data = touch; + touch->device = device; + touch->seat = seat; + wl_list_insert(&seat->touch, &touch->link); + wlr_cursor_attach_input_device(seat->cursor->cursor, device); + roots_seat_configure_cursor(seat); +} + +static void seat_add_tablet_pad(struct roots_seat *seat, struct wlr_input_device *device) { + // TODO +} + +static void seat_add_tablet_tool(struct roots_seat *seat, struct wlr_input_device *device) { + struct roots_tablet_tool *tablet_tool = calloc(sizeof(struct roots_tablet_tool), 1); + if (!tablet_tool) { + wlr_log(L_ERROR, "could not allocate tablet_tool for seat"); + return; + } + + device->data = tablet_tool; + tablet_tool->device = device; + tablet_tool->seat = seat; + wl_list_insert(&seat->tablet_tools, &tablet_tool->link); + wlr_cursor_attach_input_device(seat->cursor->cursor, device); + roots_seat_configure_cursor(seat); +} + +void roots_seat_add_device(struct roots_seat *seat, + struct wlr_input_device *device) { + switch (device->type) { + case WLR_INPUT_DEVICE_KEYBOARD: + seat_add_keyboard(seat, device); + break; + case WLR_INPUT_DEVICE_POINTER: + seat_add_pointer(seat, device); + break; + case WLR_INPUT_DEVICE_TOUCH: + seat_add_touch(seat, device); + break; + case WLR_INPUT_DEVICE_TABLET_PAD: + seat_add_tablet_pad(seat, device); + break; + case WLR_INPUT_DEVICE_TABLET_TOOL: + seat_add_tablet_tool(seat, device); + break; + } +} + +static void seat_remove_keyboard(struct roots_seat *seat, + struct wlr_input_device *device) { + struct roots_keyboard *keyboard; + wl_list_for_each(keyboard, &seat->keyboards, link) { + if (keyboard->device == device) { + roots_keyboard_destroy(keyboard); + return; + } + } +} + +static void seat_remove_pointer(struct roots_seat *seat, + struct wlr_input_device *device) { + struct roots_pointer *pointer; + wl_list_for_each(pointer, &seat->pointers, link) { + if (pointer->device == device) { + wl_list_remove(&pointer->link); + wlr_cursor_detach_input_device(seat->cursor->cursor, device); + free(pointer); + return; + } + } +} + +static void seat_remove_touch(struct roots_seat *seat, + struct wlr_input_device *device) { + struct roots_touch *touch; + wl_list_for_each(touch, &seat->touch, link) { + if (touch->device == device) { + wl_list_remove(&touch->link); + wlr_cursor_detach_input_device(seat->cursor->cursor, device); + free(touch); + return; + } + } +} + +static void seat_remove_tablet_pad(struct roots_seat *seat, + struct wlr_input_device *device) { + // TODO +} + +static void seat_remove_tablet_tool(struct roots_seat *seat, + struct wlr_input_device *device) { + struct roots_tablet_tool *tablet_tool; + wl_list_for_each(tablet_tool, &seat->tablet_tools, link) { + if (tablet_tool->device == device) { + wl_list_remove(&tablet_tool->link); + wlr_cursor_detach_input_device(seat->cursor->cursor, device); + free(tablet_tool); + return; + } + } +} + +void roots_seat_remove_device(struct roots_seat *seat, + struct wlr_input_device *device) { + switch (device->type) { + case WLR_INPUT_DEVICE_KEYBOARD: + seat_remove_keyboard(seat, device); + break; + case WLR_INPUT_DEVICE_POINTER: + seat_remove_pointer(seat, device); + break; + case WLR_INPUT_DEVICE_TOUCH: + seat_remove_touch(seat, device); + break; + case WLR_INPUT_DEVICE_TABLET_PAD: + seat_remove_tablet_pad(seat, device); + break; + case WLR_INPUT_DEVICE_TABLET_TOOL: + seat_remove_tablet_tool(seat, device); + break; + } +} + +void roots_seat_configure_xcursor(struct roots_seat *seat) { + struct roots_output *output; + wl_list_for_each(output, &seat->input->server->desktop->outputs, link) { + if (wlr_xcursor_manager_load(seat->cursor->xcursor_manager, + output->wlr_output->scale)) { + wlr_log(L_ERROR, "Cannot load xcursor theme for output '%s' " + "with scale %d", output->wlr_output->name, + output->wlr_output->scale); + } + } + + wlr_xcursor_manager_set_cursor_image(seat->cursor->xcursor_manager, + ROOTS_XCURSOR_DEFAULT, seat->cursor->cursor); + wlr_cursor_warp(seat->cursor->cursor, NULL, seat->cursor->cursor->x, + seat->cursor->cursor->y); +} + +bool roots_seat_has_meta_pressed(struct roots_seat *seat) { + struct roots_keyboard *keyboard; + wl_list_for_each(keyboard, &seat->keyboards, link) { + if (!keyboard->config->meta_key) { + continue; + } + + uint32_t modifiers = + wlr_keyboard_get_modifiers(keyboard->device->keyboard); + if ((modifiers ^ keyboard->config->meta_key) == 0) { + return true; + } + } + + return false; +} + +void roots_seat_focus_view(struct roots_seat *seat, struct roots_view *view) { + struct roots_desktop *desktop = seat->input->server->desktop; + if (seat->focus == view) { + return; + } + + if (view && view->type == ROOTS_XWAYLAND_VIEW && + view->xwayland_surface->override_redirect) { + return; + } + + struct roots_view *prev_focus = seat->focus; + seat->focus = view; + + // unfocus the old view if it is not focused by some other seat + if (prev_focus && !input_view_has_focus(seat->input, prev_focus)) { + view_activate(prev_focus, false); + } + + if (!seat->focus) { + seat->cursor->mode = ROOTS_CURSOR_PASSTHROUGH; + return; + } + + size_t index = 0; + for (size_t i = 0; i < desktop->views->length; ++i) { + struct roots_view *_view = desktop->views->items[i]; + if (_view == view) { + index = i; + break; + } + } + + view_activate(view, true); + // TODO: list_swap + wlr_list_del(desktop->views, index); + wlr_list_add(desktop->views, view); + wlr_seat_keyboard_notify_enter(seat->seat, view->wlr_surface); +} + +void roots_seat_begin_move(struct roots_seat *seat, struct roots_view *view) { + struct roots_cursor *cursor = seat->cursor; + cursor->mode = ROOTS_CURSOR_MOVE; + cursor->offs_x = cursor->cursor->x; + cursor->offs_y = cursor->cursor->y; + if (view->maximized) { + cursor->view_x = view->saved.x; + cursor->view_y = view->saved.y; + } else { + cursor->view_x = view->x; + cursor->view_y = view->y; + } + view_maximize(view, false); + wlr_seat_pointer_clear_focus(seat->seat); + + wlr_xcursor_manager_set_cursor_image(seat->cursor->xcursor_manager, + ROOTS_XCURSOR_MOVE, seat->cursor->cursor); +} + +void roots_seat_begin_resize(struct roots_seat *seat, struct roots_view *view, + uint32_t edges) { + struct roots_cursor *cursor = seat->cursor; + cursor->mode = ROOTS_CURSOR_RESIZE; + cursor->offs_x = cursor->cursor->x; + cursor->offs_y = cursor->cursor->y; + if (view->maximized) { + cursor->view_x = view->saved.x; + cursor->view_y = view->saved.y; + cursor->view_width = view->saved.width; + cursor->view_height = view->saved.height; + } else { + cursor->view_x = view->x; + cursor->view_y = view->y; + struct wlr_box box; + view_get_box(view, &box); + cursor->view_width = box.width; + cursor->view_height = box.height; + } + cursor->resize_edges = edges; + view_maximize(view, false); + wlr_seat_pointer_clear_focus(seat->seat); + + wlr_xcursor_manager_set_cursor_image(seat->cursor->xcursor_manager, + roots_xcursor_get_resize_name(edges), seat->cursor->cursor); +} + +void roots_seat_begin_rotate(struct roots_seat *seat, struct roots_view *view) { + struct roots_cursor *cursor = seat->cursor; + cursor->mode = ROOTS_CURSOR_ROTATE; + cursor->offs_x = cursor->cursor->x; + cursor->offs_y = cursor->cursor->y; + cursor->view_rotation = view->rotation; + view_maximize(view, false); + wlr_seat_pointer_clear_focus(seat->seat); + + wlr_xcursor_manager_set_cursor_image(seat->cursor->xcursor_manager, + ROOTS_XCURSOR_ROTATE, seat->cursor->cursor); +} |