gtk/gdk/gdkdeviceprivate.h
Christian Hergert fa08d848ca device: remove get_toplevel from surface_at_position vfunc
This is not used anymore now that surfaces are always toplevel in the
semantics of GdkWindow where child windows were available. We can drop
that and simplify the vfunc just a bit more.

Fixes #2765
2020-05-19 13:07:38 -07:00

180 lines
7.0 KiB
C

/* GDK - The GIMP Drawing Kit
* Copyright (C) 2009 Carlos Garnacho <carlosg@gnome.org>
*
* 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/>.
*/
#ifndef __GDK_DEVICE_PRIVATE_H__
#define __GDK_DEVICE_PRIVATE_H__
#include "gdkdevice.h"
#include "gdkdevicetool.h"
#include "gdkevents.h"
#include "gdkseat.h"
#include "gdkinternals.h"
G_BEGIN_DECLS
#define GDK_DEVICE_CLASS(c) (G_TYPE_CHECK_CLASS_CAST ((c), GDK_TYPE_DEVICE, GdkDeviceClass))
#define GDK_IS_DEVICE_CLASS(c) (G_TYPE_CHECK_CLASS_TYPE ((c), GDK_TYPE_DEVICE))
#define GDK_DEVICE_GET_CLASS(o) (G_TYPE_INSTANCE_GET_CLASS ((o), GDK_TYPE_DEVICE, GdkDeviceClass))
typedef struct _GdkDeviceClass GdkDeviceClass;
typedef struct _GdkDeviceKey GdkDeviceKey;
struct _GdkDeviceKey
{
guint keyval;
GdkModifierType modifiers;
};
struct _GdkDevice
{
GObject parent_instance;
gchar *name;
GdkInputSource source;
gboolean has_cursor;
gint num_keys;
GdkAxisFlags axis_flags;
GdkDeviceKey *keys;
GdkDisplay *display;
/* Paired master for master,
* associated master for slaves
*/
GdkDevice *associated;
GList *slaves;
GdkDeviceType type;
GArray *axes;
guint num_touches;
gchar *vendor_id;
gchar *product_id;
GdkSeat *seat;
GdkDeviceTool *last_tool;
};
struct _GdkDeviceClass
{
GObjectClass parent_class;
gboolean (* get_history) (GdkDevice *device,
GdkSurface *surface,
guint32 start,
guint32 stop,
GdkTimeCoord ***events,
gint *n_events);
void (* get_state) (GdkDevice *device,
GdkSurface *surface,
gdouble *axes,
GdkModifierType *mask);
void (* set_surface_cursor)(GdkDevice *device,
GdkSurface *surface,
GdkCursor *cursor);
void (* query_state) (GdkDevice *device,
GdkSurface *surface,
GdkSurface **child_surface,
gdouble *win_x,
gdouble *win_y,
GdkModifierType *mask);
GdkGrabStatus (* grab) (GdkDevice *device,
GdkSurface *surface,
gboolean owner_events,
GdkEventMask event_mask,
GdkSurface *confine_to,
GdkCursor *cursor,
guint32 time_);
void (*ungrab) (GdkDevice *device,
guint32 time_);
GdkSurface * (* surface_at_position) (GdkDevice *device,
double *win_x,
double *win_y,
GdkModifierType *mask);
};
void _gdk_device_set_associated_device (GdkDevice *device,
GdkDevice *relative);
void _gdk_device_reset_axes (GdkDevice *device);
guint _gdk_device_add_axis (GdkDevice *device,
const char *label_atom,
GdkAxisUse use,
gdouble min_value,
gdouble max_value,
gdouble resolution);
void _gdk_device_get_axis_info (GdkDevice *device,
guint index,
const char**label_atom,
GdkAxisUse *use,
gdouble *min_value,
gdouble *max_value,
gdouble *resolution);
void _gdk_device_set_keys (GdkDevice *device,
guint num_keys);
gboolean _gdk_device_translate_surface_coord (GdkDevice *device,
GdkSurface *surface,
guint index,
gdouble value,
gdouble *axis_value);
gboolean _gdk_device_translate_screen_coord (GdkDevice *device,
GdkSurface *surface,
gdouble surface_root_x,
gdouble surface_root_y,
gdouble screen_width,
gdouble screen_height,
guint index,
gdouble value,
gdouble *axis_value);
gboolean _gdk_device_translate_axis (GdkDevice *device,
guint index,
gdouble value,
gdouble *axis_value);
GdkTimeCoord ** _gdk_device_allocate_history (GdkDevice *device,
gint n_events);
void _gdk_device_add_slave (GdkDevice *device,
GdkDevice *slave);
void _gdk_device_remove_slave (GdkDevice *device,
GdkDevice *slave);
void _gdk_device_query_state (GdkDevice *device,
GdkSurface *surface,
GdkSurface **child_surface,
gdouble *win_x,
gdouble *win_y,
GdkModifierType *mask);
GdkSurface * _gdk_device_surface_at_position (GdkDevice *device,
gdouble *win_x,
gdouble *win_y,
GdkModifierType *mask);
void gdk_device_set_seat (GdkDevice *device,
GdkSeat *seat);
void gdk_device_update_tool (GdkDevice *device,
GdkDeviceTool *tool);
G_END_DECLS
#endif /* __GDK_DEVICE_PRIVATE_H__ */