144 lines
4.2 KiB
C
144 lines
4.2 KiB
C
/* GDK - The GIMP Drawing Kit
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* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the Free
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* Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#ifndef __GDK_INPUT_H__
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#define __GDK_INPUT_H__
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#ifndef XINPUT_NONE
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#include <X11/extensions/XInput.h>
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#endif
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typedef struct _GdkAxisInfo GdkAxisInfo;
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typedef struct _GdkInputVTable GdkInputVTable;
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typedef struct _GdkDevicePrivate GdkDevicePrivate;
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typedef struct _GdkInputWindow GdkInputWindow;
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struct _GdkInputVTable {
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gint (*set_mode) (guint32 deviceid, GdkInputMode mode);
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void (*set_axes) (guint32 deviceid, GdkAxisUse *axes);
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GdkTimeCoord* (*motion_events) (GdkWindow *window,
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guint32 deviceid,
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guint32 start,
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guint32 stop,
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gint *nevents_return);
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void (*get_pointer) (GdkWindow *window,
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guint32 deviceid,
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gdouble *x,
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gdouble *y,
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gdouble *pressure,
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gdouble *xtilt,
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gdouble *ytilt,
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GdkModifierType *mask);
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gint (*grab_pointer) (GdkWindow * window,
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gint owner_events,
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GdkEventMask event_mask,
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GdkWindow * confine_to,
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guint32 time);
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void (*ungrab_pointer) (guint32 time);
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void (*configure_event) (XConfigureEvent *xevent, GdkWindow *window);
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void (*enter_event) (XCrossingEvent *xevent, GdkWindow *window);
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gint (*other_event) (GdkEvent *event, XEvent *xevent, GdkWindow *window);
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/* Handle an unidentified event. Returns TRUE if handled, FALSE
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otherwise */
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gint (*window_none_event) (GdkEvent *event, XEvent *xevent);
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gint (*enable_window) (GdkWindow *window, GdkDevicePrivate *gdkdev);
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gint (*disable_window) (GdkWindow *window, GdkDevicePrivate *gdkdev);
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};
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/* information about a device axis */
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struct _GdkAxisInfo
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{
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/* reported x resolution */
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gint xresolution;
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/* reported x minimum/maximum values */
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gint xmin_value, xmax_value;
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/* calibrated resolution (for aspect ration) - only relative values
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between axes used */
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gint resolution;
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/* calibrated minimum/maximum values */
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gint min_value, max_value;
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};
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#define GDK_INPUT_NUM_EVENTC 6
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struct _GdkDevicePrivate {
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GdkDeviceInfo info;
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#ifndef XINPUT_NONE
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/* information about the axes */
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GdkAxisInfo *axes;
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/* reverse lookup on axis use type */
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gint axis_for_use[GDK_AXIS_LAST];
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/* Information about XInput device */
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XDevice *xdevice;
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int buttonpress_type, buttonrelease_type, motionnotify_type,
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proximityin_type, proximityout_type, changenotify_type;
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/* true if we need to select a different set of events, but
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can't because this is the core pointer */
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gint needs_update;
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/* Mask of buttons (used for button grabs) */
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gint button_state;
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/* true if we've claimed the device as active. (used only for XINPUT_GXI) */
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gint claimed;
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#endif /* !XINPUT_NONE */
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};
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struct _GdkInputWindow
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{
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/* gdk window */
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GdkWindow *window;
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/* Extension mode (GDK_EXTENSION_EVENTS_ALL/CURSOR) */
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GdkExtensionMode mode;
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/* position relative to root window */
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gint16 root_x;
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gint16 root_y;
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/* rectangles relative to window of windows obscuring this one */
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GdkRectangle *obscuring;
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gint num_obscuring;
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/* Is there a pointer grab for this window ? */
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gint grabbed;
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};
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/* Global data */
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extern GdkInputVTable gdk_input_vtable;
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/* information about network port and host for gxid daemon */
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extern gchar *gdk_input_gxid_host;
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extern gint gdk_input_gxid_port;
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extern gint gdk_input_ignore_core;
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/* Function declarations */
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void gdk_input_window_destroy (GdkWindow *window);
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#endif __GDK_INPUT_H__
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