Learning_GTK4_tree/gdk/wayland/gdkprivate-wayland.h

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2023-12-12 11:36:42 +01:00
/* GDK - The GIMP Drawing Kit
* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
*/
/*
* Modified by the GTK+ Team and others 1997-2000. See the AUTHORS
* file for a list of people on the GTK+ Team. See the ChangeLog
* files for a list of changes. These files are distributed with
* GTK+ at ftp://ftp.gtk.org/pub/gtk/.
*/
/*
* Private uninstalled header defining things local to the Wayland backend
*/
#pragma once
#include "config.h"
#include <gdk/gdkcursor.h>
#include <gdk/wayland/gdkwayland.h>
#include <gdk/wayland/gdkdisplay-wayland.h>
#include <gdk/wayland/gdkseat-wayland.h>
#include <xkbcommon/xkbcommon.h>
#define WL_POINTER_HAS_FRAME 5
/* the magic mime type we use for local DND operations.
* We offer it to every dnd operation, but will strip it out on the drop
* site unless we can prove it's a local DND - then we will use only
* this type
*/
#define GDK_WAYLAND_LOCAL_DND_MIME_TYPE "application/x-gtk-local-dnd"
#define GDK_FRACTIONAL_SCALE_FACTOR 120
typedef struct _GdkFractionalScale GdkFractionalScale;
struct _GdkFractionalScale
{
guint32 scale;
};
#define GDK_FRACTIONAL_SCALE_INIT(fractional_scale) (GdkFractionalScale) { fractional_scale }
#define GDK_FRACTIONAL_SCALE_INIT_INT(scale) GDK_FRACTIONAL_SCALE_INIT (scale * GDK_FRACTIONAL_SCALE_FACTOR)
static inline int
gdk_fractional_scale_to_int (const GdkFractionalScale *self)
{
/* ceil() */
return (self->scale + GDK_FRACTIONAL_SCALE_FACTOR - 1) / GDK_FRACTIONAL_SCALE_FACTOR;
}
static inline double
gdk_fractional_scale_to_double (const GdkFractionalScale *self)
{
return (double) self->scale / GDK_FRACTIONAL_SCALE_FACTOR;
}
static inline int
gdk_fractional_scale_scale (const GdkFractionalScale *self,
int value)
{
return (value * self->scale + GDK_FRACTIONAL_SCALE_FACTOR / 2) / GDK_FRACTIONAL_SCALE_FACTOR;
}
static inline gboolean
gdk_fractional_scale_equal (const GdkFractionalScale *a,
const GdkFractionalScale *b)
{
return a->scale == b->scale;
}
GdkKeymap *_gdk_wayland_keymap_new (GdkDisplay *display);
void _gdk_wayland_keymap_update_from_fd (GdkKeymap *keymap,
uint32_t format,
uint32_t fd,
uint32_t size);
struct xkb_state *_gdk_wayland_keymap_get_xkb_state (GdkKeymap *keymap);
struct xkb_keymap *_gdk_wayland_keymap_get_xkb_keymap (GdkKeymap *keymap);
gboolean _gdk_wayland_keymap_key_is_modifier (GdkKeymap *keymap,
guint keycode);
void _gdk_wayland_display_init_cursors (GdkWaylandDisplay *display);
void _gdk_wayland_display_finalize_cursors (GdkWaylandDisplay *display);
struct wl_cursor_theme * _gdk_wayland_display_get_cursor_theme (GdkWaylandDisplay *display_wayland);
void _gdk_wayland_display_get_default_cursor_size (GdkDisplay *display,
guint *width,
guint *height);
void _gdk_wayland_display_get_maximal_cursor_size (GdkDisplay *display,
guint *width,
guint *height);
gboolean _gdk_wayland_display_supports_cursor_alpha (GdkDisplay *display);
gboolean _gdk_wayland_display_supports_cursor_color (GdkDisplay *display);
void gdk_wayland_display_system_bell (GdkDisplay *display,
GdkSurface *surface);
struct wl_buffer *_gdk_wayland_cursor_get_buffer (GdkWaylandDisplay *display,
GdkCursor *cursor,
guint desired_scale,
guint image_index,
int *hotspot_x,
int *hotspot_y,
int *w,
int *h,
int *scale);
guint _gdk_wayland_cursor_get_next_image_index (GdkWaylandDisplay *display,
GdkCursor *cursor,
guint scale,
guint current_image_index,
guint *next_image_delay);
void gdk_wayland_surface_sync (GdkSurface *surface);
void gdk_wayland_surface_commit (GdkSurface *surface);
void gdk_wayland_surface_notify_committed (GdkSurface *surface);
void gdk_wayland_surface_request_frame (GdkSurface *surface);
gboolean gdk_wayland_surface_has_surface (GdkSurface *surface);
void gdk_wayland_surface_attach_image (GdkSurface *surface,
cairo_surface_t *cairo_surface,
const cairo_region_t *damage);
GdkDrag *_gdk_wayland_surface_drag_begin (GdkSurface *surface,
GdkDevice *device,
GdkContentProvider *content,
GdkDragAction actions,
double dx,
double dy);
void _gdk_wayland_surface_offset_next_wl_buffer (GdkSurface *surface,
int x,
int y);
GdkDrop * gdk_wayland_drop_new (GdkDevice *device,
GdkDrag *drag,
GdkContentFormats *formats,
GdkSurface *surface,
struct wl_data_offer *offer,
uint32_t serial);
void gdk_wayland_drop_set_source_actions (GdkDrop *drop,
uint32_t source_actions);
void gdk_wayland_drop_set_action (GdkDrop *drop,
uint32_t action);
void _gdk_wayland_display_create_seat (GdkWaylandDisplay *display,
guint32 id,
struct wl_seat *seat);
void _gdk_wayland_display_remove_seat (GdkWaylandDisplay *display,
guint32 id);
GdkKeymap *_gdk_wayland_device_get_keymap (GdkDevice *device);
uint32_t _gdk_wayland_seat_get_implicit_grab_serial (GdkSeat *seat,
GdkDevice *event,
GdkEventSequence *sequence);
uint32_t _gdk_wayland_seat_get_last_implicit_grab_serial (GdkWaylandSeat *seat,
GdkEventSequence **sequence);
GdkSurface * gdk_wayland_device_get_focus (GdkDevice *device);
struct wl_data_device * gdk_wayland_device_get_data_device (GdkDevice *gdk_device);
void gdk_wayland_device_set_selection (GdkDevice *gdk_device,
struct wl_data_source *source);
GdkDrag* gdk_wayland_device_get_drop_context (GdkDevice *gdk_device);
void gdk_wayland_device_unset_touch_grab (GdkDevice *device,
GdkEventSequence *sequence);
void _gdk_wayland_display_deliver_event (GdkDisplay *display, GdkEvent *event);
GSource *_gdk_wayland_display_event_source_new (GdkDisplay *display);
void _gdk_wayland_display_queue_events (GdkDisplay *display);
GdkAppLaunchContext *_gdk_wayland_display_get_app_launch_context (GdkDisplay *display);
GdkDisplay *_gdk_wayland_display_open (const char *display_name);
GList *gdk_wayland_display_get_toplevel_surfaces (GdkDisplay *display);
int gdk_wayland_display_get_output_refresh_rate (GdkWaylandDisplay *display_wayland,
struct wl_output *output);
guint32 gdk_wayland_display_get_output_scale (GdkWaylandDisplay *display_wayland,
struct wl_output *output);
GdkMonitor *gdk_wayland_display_get_monitor_for_output (GdkDisplay *display,
struct wl_output *output);
void _gdk_wayland_surface_set_grab_seat (GdkSurface *surface,
GdkSeat *seat);
cairo_surface_t * gdk_wayland_display_create_shm_surface (GdkWaylandDisplay *display,
int width,
int height,
const GdkFractionalScale *scale);
struct wl_buffer *_gdk_wayland_shm_surface_get_wl_buffer (cairo_surface_t *surface);
gboolean _gdk_wayland_is_shm_surface (cairo_surface_t *surface);
void gdk_wayland_seat_set_global_cursor (GdkSeat *seat,
GdkCursor *cursor);
void gdk_wayland_seat_set_drag (GdkSeat *seat,
GdkDrag *drag);
struct wl_output *gdk_wayland_surface_get_wl_output (GdkSurface *surface);
void gdk_wayland_surface_inhibit_shortcuts (GdkSurface *surface,
GdkSeat *gdk_seat);
void gdk_wayland_surface_restore_shortcuts (GdkSurface *surface,
GdkSeat *gdk_seat);
void gdk_wayland_surface_update_scale (GdkSurface *surface);
GdkModifierType gdk_wayland_keymap_get_gdk_modifiers (GdkKeymap *keymap,
guint32 mods);