gtk/gdk/x11/gdkinputprivate.h
2009-05-29 16:39:12 +02:00

185 lines
5.5 KiB
C

/* 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, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
/*
* 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/.
*/
#ifndef __GDK_INPUTPRIVATE_H__
#define __GDK_INPUTPRIVATE_H__
#include "config.h"
#include "gdkinput.h"
#include "gdkevents.h"
#include "gdkx.h"
#include <X11/Xlib.h>
#ifndef XINPUT_NONE
#include <X11/extensions/XInput.h>
#endif
typedef struct _GdkAxisInfo GdkAxisInfo;
typedef struct _GdkDevicePrivate GdkDevicePrivate;
/* information about a device axis */
struct _GdkAxisInfo
{
/* reported x resolution */
gint xresolution;
/* reported x minimum/maximum values */
gint xmin_value, xmax_value;
/* calibrated resolution (for aspect ration) - only relative values
between axes used */
gint resolution;
/* calibrated minimum/maximum values */
gint min_value, max_value;
};
#define GDK_INPUT_NUM_EVENTC 6
struct _GdkDevicePrivate
{
GdkDevice info;
guint32 deviceid;
GdkDisplay *display;
#ifndef XINPUT_NONE
/* information about the axes */
GdkAxisInfo *axes;
/* Information about XInput device */
XDevice *xdevice;
/* minimum key code for device */
gint min_keycode;
int buttonpress_type, buttonrelease_type, keypress_type,
keyrelease_type, motionnotify_type, proximityin_type,
proximityout_type, changenotify_type;
/* true if we need to select a different set of events, but
can't because this is the core pointer */
gint needs_update;
/* Mask of buttons (used for button grabs) */
gint button_state;
/* true if we've claimed the device as active. (used only for XINPUT_GXI) */
gint claimed;
#endif /* !XINPUT_NONE */
};
struct _GdkDeviceClass
{
GObjectClass parent_class;
};
/* Addition used for extension_events mask */
#define GDK_ALL_DEVICES_MASK (1<<30)
struct _GdkInputWindow
{
GList *windows; /* GdkWindow:s with extension_events set */
/* gdk window */
GdkWindow *impl_window; /* an impl window */
GdkWindow *button_down_window;
/* position relative to root window */
gint root_x;
gint root_y;
/* Is there a pointer grab for this window ? */
gint grabbed;
};
/* Global data */
#define GDK_IS_CORE(d) (((GdkDevice *)(d)) == ((GdkDevicePrivate *)(d))->display->core_pointer)
/* Function declarations */
GdkInputWindow *_gdk_input_window_find (GdkWindow *window);
void _gdk_input_window_destroy (GdkWindow *window);
GdkTimeCoord ** _gdk_device_allocate_history (GdkDevice *device,
gint n_events);
void _gdk_init_input_core (GdkDisplay *display);
/* The following functions are provided by each implementation
* (xfree, gxi, and none)
*/
void _gdk_input_configure_event (XConfigureEvent *xevent,
GdkWindow *window);
void _gdk_input_crossing_event (GdkWindow *window,
gboolean enter);
gboolean _gdk_input_other_event (GdkEvent *event,
XEvent *xevent,
GdkWindow *window);
gint _gdk_input_grab_pointer (GdkWindow *window,
GdkWindow *native_window,
gint owner_events,
GdkEventMask event_mask,
GdkWindow *confine_to,
guint32 time);
void _gdk_input_ungrab_pointer (GdkDisplay *display,
guint32 time);
gboolean _gdk_device_get_history (GdkDevice *device,
GdkWindow *window,
guint32 start,
guint32 stop,
GdkTimeCoord ***events,
gint *n_events);
#ifndef XINPUT_NONE
#define GDK_MAX_DEVICE_CLASSES 13
gint _gdk_input_common_init (GdkDisplay *display,
gint include_core);
GdkDevicePrivate * _gdk_input_find_device (GdkDisplay *display,
guint32 id);
void _gdk_input_get_root_relative_geometry(GdkWindow *window,
int *x_ret,
int *y_ret);
void _gdk_input_common_find_events (GdkDevicePrivate *gdkdev,
gint mask,
XEventClass *classes,
int *num_classes);
void _gdk_input_select_events (GdkWindow *impl_window,
GdkDevicePrivate *gdkdev);
gint _gdk_input_common_other_event (GdkEvent *event,
XEvent *xevent,
GdkWindow *window,
GdkDevicePrivate *gdkdev);
#endif /* !XINPUT_NONE */
#endif /* __GDK_INPUTPRIVATE_H__ */