137 lines
3.5 KiB
C
137 lines
3.5 KiB
C
#ifndef WLR_TYPES_WLR_DATA_DEVICE_H
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#define WLR_TYPES_WLR_DATA_DEVICE_H
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#include <wayland-server.h>
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#include <wlr/types/wlr_seat.h>
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extern const struct
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wlr_pointer_grab_interface wlr_data_device_pointer_drag_interface;
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extern const struct
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wlr_keyboard_grab_interface wlr_data_device_keyboard_drag_interface;
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extern const struct
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wlr_touch_grab_interface wlr_data_device_touch_drag_interface;
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struct wlr_data_device_manager {
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struct wl_global *global;
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struct wl_listener display_destroy;
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};
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struct wlr_data_offer {
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struct wl_resource *resource;
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struct wlr_data_source *source;
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uint32_t actions;
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enum wl_data_device_manager_dnd_action preferred_action;
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bool in_ask;
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struct wl_listener source_destroy;
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};
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struct wlr_data_source {
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// source metadata
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struct wl_array mime_types;
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int32_t actions;
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// source implementation
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void (*send)(struct wlr_data_source *source, const char *mime_type,
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int32_t fd);
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void (*accept)(struct wlr_data_source *source, uint32_t serial,
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const char *mime_type);
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void (*cancel)(struct wlr_data_source *source);
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// drag'n'drop implementation
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void (*dnd_drop)(struct wlr_data_source *source);
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void (*dnd_finish)(struct wlr_data_source *source);
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void (*dnd_action)(struct wlr_data_source *source,
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enum wl_data_device_manager_dnd_action action);
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// source status
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bool accepted;
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struct wlr_data_offer *offer;
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struct wlr_seat_client *seat_client;
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// drag'n'drop status
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enum wl_data_device_manager_dnd_action current_dnd_action;
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uint32_t compositor_action;
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struct {
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struct wl_signal destroy;
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} events;
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};
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struct wlr_drag_icon {
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struct wlr_surface *surface;
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struct wlr_seat_client *client;
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struct wl_list link; // wlr_seat::drag_icons
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bool mapped;
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bool is_pointer;
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int32_t touch_id;
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int32_t sx, sy;
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struct {
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struct wl_signal map; // emitted when mapped or unmapped
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struct wl_signal destroy;
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} events;
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struct wl_listener surface_destroy;
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struct wl_listener seat_client_destroy;
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};
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struct wlr_drag {
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struct wlr_seat_pointer_grab pointer_grab;
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struct wlr_seat_keyboard_grab keyboard_grab;
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struct wlr_seat_touch_grab touch_grab;
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struct wlr_seat *seat;
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struct wlr_seat_client *seat_client;
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struct wlr_seat_client *focus_client;
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bool is_pointer_grab;
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struct wlr_drag_icon *icon;
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struct wlr_surface *focus;
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struct wlr_data_source *source;
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bool cancelling;
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int32_t grab_touch_id;
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struct wl_listener point_destroy;
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struct wl_listener source_destroy;
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struct wl_listener seat_client_destroy;
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struct wl_listener icon_destroy;
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};
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/**
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* Create a wl data device manager global for this display.
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*/
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struct wlr_data_device_manager *wlr_data_device_manager_create(
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struct wl_display *display);
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/**
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* Destroys a wlr_data_device_manager and removes its wl_data_device_manager global.
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*/
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void wlr_data_device_manager_destroy(struct wlr_data_device_manager *manager);
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/**
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* Creates a new wl_data_offer if there is a wl_data_source currently set as
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* the seat selection and sends it to the seat client, followed by the
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* wl_data_device.selection() event. If there is no current selection, the
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* wl_data_device.selection() event will carry a NULL wl_data_offer. If the
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* client does not have a wl_data_device for the seat nothing * will be done.
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*/
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void wlr_seat_client_send_selection(struct wlr_seat_client *seat_client);
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void wlr_seat_set_selection(struct wlr_seat *seat,
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struct wlr_data_source *source, uint32_t serial);
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void wlr_data_source_init(struct wlr_data_source *source);
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void wlr_data_source_finish(struct wlr_data_source *source);
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#endif
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