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gtk/gdk/win32/gdkinput-win32.c
Federico Mena Quintero 80581c3011 Fixes #136082 and #135265, patch by Morten Welinder. 
2004-03-05  Federico Mena Quintero  <federico@ximian.com>

	Fixes #136082 and #135265, patch by Morten Welinder.

	* configure.in: Use AC_SYS_LARGEFILE.

	* */*.c: #include <config.h>
2004-03-06 03:38:59 +00:00

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/* GDK - The GIMP Drawing Kit
* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
* Copyright (C) 1998-2002 Tor Lillqvist
*
* 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/.
*/
#include <config.h>
#include <stdlib.h>
#include <stdio.h>
#include <math.h>
#include "gdk.h"
#include "gdkinput.h"
#include "gdkinternals.h"
#include "gdkprivate-win32.h"
#include "gdkinput-win32.h"
#ifdef HAVE_WINTAB
#define PACKETDATA (PK_CONTEXT | PK_CURSOR | PK_BUTTONS | PK_X | PK_Y | PK_NORMAL_PRESSURE | PK_ORIENTATION)
#define PACKETMODE (PK_BUTTONS)
#include <pktdef.h>
/* If USE_SYSCONTEXT is on, we open the Wintab device (hmm, what if
* there are several?) as a system pointing device, i.e. it controls
* the normal Windows cursor. This seems much more natural.
*/
#define USE_SYSCONTEXT 1 /* The code for the other choice is not
* good at all.
*/
#define DEBUG_WINTAB 1 /* Verbose debug messages enabled */
#endif
#if defined(HAVE_WINTAB) || defined(HAVE_WHATEVER_OTHER)
#define HAVE_SOME_XINPUT
#endif
#define TWOPI (2.*G_PI)
/* Forward declarations */
#if !USE_SYSCONTEXT
static GdkInputWindow *gdk_input_window_find_within (GdkWindow *window);
#endif
#ifdef HAVE_WINTAB
static GdkDevicePrivate *gdk_input_find_dev_from_ctx (HCTX hctx,
UINT id);
static GList *wintab_contexts;
static GdkWindow *wintab_window;
#endif /* HAVE_WINTAB */
#ifdef HAVE_WINTAB
static GdkDevicePrivate *
gdk_input_find_dev_from_ctx (HCTX hctx,
UINT cursor)
{
GList *tmp_list = _gdk_input_devices;
GdkDevicePrivate *gdkdev;
while (tmp_list)
{
gdkdev = (GdkDevicePrivate *) (tmp_list->data);
if (gdkdev->hctx == hctx && gdkdev->cursor == cursor)
return gdkdev;
tmp_list = tmp_list->next;
}
return NULL;
}
#if DEBUG_WINTAB
static void
print_lc(LOGCONTEXT *lc)
{
g_print ("lcName = %s\n", lc->lcName);
g_print ("lcOptions =");
if (lc->lcOptions & CXO_SYSTEM) g_print (" CXO_SYSTEM");
if (lc->lcOptions & CXO_PEN) g_print (" CXO_PEN");
if (lc->lcOptions & CXO_MESSAGES) g_print (" CXO_MESSAGES");
if (lc->lcOptions & CXO_MARGIN) g_print (" CXO_MARGIN");
if (lc->lcOptions & CXO_MGNINSIDE) g_print (" CXO_MGNINSIDE");
if (lc->lcOptions & CXO_CSRMESSAGES) g_print (" CXO_CSRMESSAGES");
if (lc->lcOptions & CXO_CSRMESSAGES) g_print (" CXO_CSRMESSAGES");
g_print ("\n");
g_print ("lcStatus =");
if (lc->lcStatus & CXS_DISABLED) g_print (" CXS_DISABLED");
if (lc->lcStatus & CXS_OBSCURED) g_print (" CXS_OBSCURED");
if (lc->lcStatus & CXS_ONTOP) g_print (" CXS_ONTOP");
g_print ("\n");
g_print ("lcLocks =");
if (lc->lcLocks & CXL_INSIZE) g_print (" CXL_INSIZE");
if (lc->lcLocks & CXL_INASPECT) g_print (" CXL_INASPECT");
if (lc->lcLocks & CXL_SENSITIVITY) g_print (" CXL_SENSITIVITY");
if (lc->lcLocks & CXL_MARGIN) g_print (" CXL_MARGIN");
g_print ("\n");
g_print ("lcMsgBase = %#x, lcDevice = %#x, lcPktRate = %d\n",
lc->lcMsgBase, lc->lcDevice, lc->lcPktRate);
g_print ("lcPktData =");
if (lc->lcPktData & PK_CONTEXT) g_print (" PK_CONTEXT");
if (lc->lcPktData & PK_STATUS) g_print (" PK_STATUS");
if (lc->lcPktData & PK_TIME) g_print (" PK_TIME");
if (lc->lcPktData & PK_CHANGED) g_print (" PK_CHANGED");
if (lc->lcPktData & PK_SERIAL_NUMBER) g_print (" PK_SERIAL_NUMBER");
if (lc->lcPktData & PK_CURSOR) g_print (" PK_CURSOR");
if (lc->lcPktData & PK_BUTTONS) g_print (" PK_BUTTONS");
if (lc->lcPktData & PK_X) g_print (" PK_X");
if (lc->lcPktData & PK_Y) g_print (" PK_Y");
if (lc->lcPktData & PK_Z) g_print (" PK_Z");
if (lc->lcPktData & PK_NORMAL_PRESSURE) g_print (" PK_NORMAL_PRESSURE");
if (lc->lcPktData & PK_TANGENT_PRESSURE) g_print (" PK_TANGENT_PRESSURE");
if (lc->lcPktData & PK_ORIENTATION) g_print (" PK_ORIENTATION");
if (lc->lcPktData & PK_ROTATION) g_print (" PK_ROTATION");
g_print ("\n");
g_print ("lcPktMode =");
if (lc->lcPktMode & PK_CONTEXT) g_print (" PK_CONTEXT");
if (lc->lcPktMode & PK_STATUS) g_print (" PK_STATUS");
if (lc->lcPktMode & PK_TIME) g_print (" PK_TIME");
if (lc->lcPktMode & PK_CHANGED) g_print (" PK_CHANGED");
if (lc->lcPktMode & PK_SERIAL_NUMBER) g_print (" PK_SERIAL_NUMBER");
if (lc->lcPktMode & PK_CURSOR) g_print (" PK_CURSOR");
if (lc->lcPktMode & PK_BUTTONS) g_print (" PK_BUTTONS");
if (lc->lcPktMode & PK_X) g_print (" PK_X");
if (lc->lcPktMode & PK_Y) g_print (" PK_Y");
if (lc->lcPktMode & PK_Z) g_print (" PK_Z");
if (lc->lcPktMode & PK_NORMAL_PRESSURE) g_print (" PK_NORMAL_PRESSURE");
if (lc->lcPktMode & PK_TANGENT_PRESSURE) g_print (" PK_TANGENT_PRESSURE");
if (lc->lcPktMode & PK_ORIENTATION) g_print (" PK_ORIENTATION");
if (lc->lcPktMode & PK_ROTATION) g_print (" PK_ROTATION");
g_print ("\n");
g_print ("lcMoveMask =");
if (lc->lcMoveMask & PK_CONTEXT) g_print (" PK_CONTEXT");
if (lc->lcMoveMask & PK_STATUS) g_print (" PK_STATUS");
if (lc->lcMoveMask & PK_TIME) g_print (" PK_TIME");
if (lc->lcMoveMask & PK_CHANGED) g_print (" PK_CHANGED");
if (lc->lcMoveMask & PK_SERIAL_NUMBER) g_print (" PK_SERIAL_NUMBER");
if (lc->lcMoveMask & PK_CURSOR) g_print (" PK_CURSOR");
if (lc->lcMoveMask & PK_BUTTONS) g_print (" PK_BUTTONS");
if (lc->lcMoveMask & PK_X) g_print (" PK_X");
if (lc->lcMoveMask & PK_Y) g_print (" PK_Y");
if (lc->lcMoveMask & PK_Z) g_print (" PK_Z");
if (lc->lcMoveMask & PK_NORMAL_PRESSURE) g_print (" PK_NORMAL_PRESSURE");
if (lc->lcMoveMask & PK_TANGENT_PRESSURE) g_print (" PK_TANGENT_PRESSURE");
if (lc->lcMoveMask & PK_ORIENTATION) g_print (" PK_ORIENTATION");
if (lc->lcMoveMask & PK_ROTATION) g_print (" PK_ROTATION");
g_print ("\n");
g_print ("lcBtnDnMask = %#x, lcBtnUpMask = %#x\n",
(guint) lc->lcBtnDnMask, (guint) lc->lcBtnUpMask);
g_print ("lcInOrgX = %ld, lcInOrgY = %ld, lcInOrgZ = %ld\n",
lc->lcInOrgX, lc->lcInOrgY, lc->lcInOrgZ);
g_print ("lcInExtX = %ld, lcInExtY = %ld, lcInExtZ = %ld\n",
lc->lcInExtX, lc->lcInExtY, lc->lcInExtZ);
g_print ("lcOutOrgX = %ld, lcOutOrgY = %ld, lcOutOrgZ = %ld\n",
lc->lcOutOrgX, lc->lcOutOrgY, lc->lcOutOrgZ);
g_print ("lcOutExtX = %ld, lcOutExtY = %ld, lcOutExtZ = %ld\n",
lc->lcOutExtX, lc->lcOutExtY, lc->lcOutExtZ);
g_print ("lcSensX = %g, lcSensY = %g, lcSensZ = %g\n",
lc->lcSensX / 65536., lc->lcSensY / 65536., lc->lcSensZ / 65536.);
g_print ("lcSysMode = %d\n", lc->lcSysMode);
g_print ("lcSysOrgX = %d, lcSysOrgY = %d\n",
lc->lcSysOrgX, lc->lcSysOrgY);
g_print ("lcSysExtX = %d, lcSysExtY = %d\n",
lc->lcSysExtX, lc->lcSysExtY);
g_print ("lcSysSensX = %g, lcSysSensY = %g\n",
lc->lcSysSensX / 65536., lc->lcSysSensY / 65536.);
}
#endif
static void
gdk_input_wintab_init (void)
{
GdkDevicePrivate *gdkdev;
GdkWindowAttr wa;
WORD specversion;
LOGCONTEXT defcontext;
HCTX *hctx;
UINT ndevices, ncursors, ncsrtypes, firstcsr, hardware;
BOOL active;
AXIS axis_x, axis_y, axis_npressure, axis_or[3];
int i, k;
int devix, cursorix;
char devname[100], csrname[100];
_gdk_input_devices = NULL;
wintab_contexts = NULL;
if (!_gdk_input_ignore_wintab &&
WTInfo (0, 0, NULL))
{
WTInfo (WTI_INTERFACE, IFC_SPECVERSION, &specversion);
GDK_NOTE (INPUT, g_print ("Wintab interface version %d.%d\n",
HIBYTE (specversion), LOBYTE (specversion)));
#if USE_SYSCONTEXT
WTInfo (WTI_DEFSYSCTX, 0, &defcontext);
#if DEBUG_WINTAB
GDK_NOTE (INPUT, (g_print("DEFSYSCTX:\n"), print_lc(&defcontext)));
#endif
#else
WTInfo (WTI_DEFCONTEXT, 0, &defcontext);
#if DEBUG_WINTAB
GDK_NOTE (INPUT, (g_print("DEFCONTEXT:\n"), print_lc(&defcontext)));
#endif
#endif
WTInfo (WTI_INTERFACE, IFC_NDEVICES, &ndevices);
WTInfo (WTI_INTERFACE, IFC_NCURSORS, &ncursors);
#if DEBUG_WINTAB
GDK_NOTE (INPUT, g_print ("NDEVICES: %d, NCURSORS: %d\n",
ndevices, ncursors));
#endif
/* Create a dummy window to receive wintab events */
wa.wclass = GDK_INPUT_OUTPUT;
wa.event_mask = GDK_ALL_EVENTS_MASK;
wa.width = 2;
wa.height = 2;
wa.x = -100;
wa.y = -100;
wa.window_type = GDK_WINDOW_TOPLEVEL;
if ((wintab_window = gdk_window_new (NULL, &wa, GDK_WA_X|GDK_WA_Y)) == NULL)
{
g_warning ("gdk_input_wintab_init: gdk_window_new failed");
return;
}
g_object_ref (wintab_window);
for (devix = 0; devix < ndevices; devix++)
{
LOGCONTEXT lc;
WTInfo (WTI_DEVICES + devix, DVC_NAME, devname);
WTInfo (WTI_DEVICES + devix, DVC_NCSRTYPES, &ncsrtypes);
WTInfo (WTI_DEVICES + devix, DVC_FIRSTCSR, &firstcsr);
WTInfo (WTI_DEVICES + devix, DVC_HARDWARE, &hardware);
WTInfo (WTI_DEVICES + devix, DVC_X, &axis_x);
WTInfo (WTI_DEVICES + devix, DVC_Y, &axis_y);
WTInfo (WTI_DEVICES + devix, DVC_NPRESSURE, &axis_npressure);
WTInfo (WTI_DEVICES + devix, DVC_ORIENTATION, axis_or);
if (HIBYTE (specversion) > 1 || LOBYTE (specversion) >= 1)
{
WTInfo (WTI_DDCTXS + devix, CTX_NAME, lc.lcName);
WTInfo (WTI_DDCTXS + devix, CTX_OPTIONS, &lc.lcOptions);
lc.lcOptions |= CXO_MESSAGES;
#if USE_SYSCONTEXT
lc.lcOptions |= CXO_SYSTEM;
#endif
lc.lcStatus = 0;
WTInfo (WTI_DDCTXS + devix, CTX_LOCKS, &lc.lcLocks);
lc.lcMsgBase = WT_DEFBASE;
lc.lcDevice = devix;
lc.lcPktRate = 50;
lc.lcPktData = PACKETDATA;
lc.lcPktMode = PK_BUTTONS; /* We want buttons in relative mode */
lc.lcMoveMask = PACKETDATA;
lc.lcBtnDnMask = lc.lcBtnUpMask = ~0;
WTInfo (WTI_DDCTXS + devix, CTX_INORGX, &lc.lcInOrgX);
WTInfo (WTI_DDCTXS + devix, CTX_INORGY, &lc.lcInOrgY);
WTInfo (WTI_DDCTXS + devix, CTX_INORGZ, &lc.lcInOrgZ);
WTInfo (WTI_DDCTXS + devix, CTX_INEXTX, &lc.lcInExtX);
WTInfo (WTI_DDCTXS + devix, CTX_INEXTY, &lc.lcInExtY);
WTInfo (WTI_DDCTXS + devix, CTX_INEXTZ, &lc.lcInExtZ);
lc.lcOutOrgX = axis_x.axMin;
lc.lcOutOrgY = axis_y.axMin;
lc.lcOutExtX = axis_x.axMax - axis_x.axMin;
lc.lcOutExtY = axis_y.axMax - axis_y.axMin;
lc.lcOutExtY = -lc.lcOutExtY; /* We want Y growing downward */
WTInfo (WTI_DDCTXS + devix, CTX_SENSX, &lc.lcSensX);
WTInfo (WTI_DDCTXS + devix, CTX_SENSY, &lc.lcSensY);
WTInfo (WTI_DDCTXS + devix, CTX_SENSZ, &lc.lcSensZ);
WTInfo (WTI_DDCTXS + devix, CTX_SYSMODE, &lc.lcSysMode);
lc.lcSysOrgX = lc.lcSysOrgY = 0;
WTInfo (WTI_DDCTXS + devix, CTX_SYSEXTX, &lc.lcSysExtX);
WTInfo (WTI_DDCTXS + devix, CTX_SYSEXTY, &lc.lcSysExtY);
WTInfo (WTI_DDCTXS + devix, CTX_SYSSENSX, &lc.lcSysSensX);
WTInfo (WTI_DDCTXS + devix, CTX_SYSSENSY, &lc.lcSysSensY);
}
else
{
lc = defcontext;
lc.lcOptions |= CXO_MESSAGES;
lc.lcMsgBase = WT_DEFBASE;
lc.lcPktRate = 50;
lc.lcPktData = PACKETDATA;
lc.lcPktMode = PACKETMODE;
lc.lcMoveMask = PACKETDATA;
lc.lcBtnUpMask = lc.lcBtnDnMask = ~0;
#if 0
lc.lcOutExtY = -lc.lcOutExtY; /* Y grows downward */
#else
lc.lcOutOrgX = axis_x.axMin;
lc.lcOutOrgY = axis_y.axMin;
lc.lcOutExtX = axis_x.axMax - axis_x.axMin;
lc.lcOutExtY = axis_y.axMax - axis_y.axMin;
lc.lcOutExtY = -lc.lcOutExtY; /* We want Y growing downward */
#endif
}
#if DEBUG_WINTAB
GDK_NOTE (INPUT, (g_print("context for device %d:\n", devix),
print_lc(&lc)));
#endif
hctx = g_new (HCTX, 1);
if ((*hctx = WTOpen (GDK_WINDOW_HWND (wintab_window), &lc, TRUE)) == NULL)
{
g_warning ("gdk_input_wintab_init: WTOpen failed");
return;
}
GDK_NOTE (INPUT, g_print ("opened Wintab device %d %p\n",
devix, *hctx));
wintab_contexts = g_list_append (wintab_contexts, hctx);
#if 0
WTEnable (*hctx, TRUE);
#endif
WTOverlap (*hctx, TRUE);
#if DEBUG_WINTAB
GDK_NOTE (INPUT, (g_print("context for device %d after WTOpen:\n", devix),
print_lc(&lc)));
#endif
for (cursorix = firstcsr; cursorix < firstcsr + ncsrtypes; cursorix++)
{
active = FALSE;
WTInfo (WTI_CURSORS + cursorix, CSR_ACTIVE, &active);
if (!active)
continue;
gdkdev = g_object_new (GDK_TYPE_DEVICE, NULL);
WTInfo (WTI_CURSORS + cursorix, CSR_NAME, csrname);
gdkdev->info.name = g_strconcat (devname, " ", csrname, NULL);
gdkdev->info.source = GDK_SOURCE_PEN;
gdkdev->info.mode = GDK_MODE_SCREEN;
#if USE_SYSCONTEXT
gdkdev->info.has_cursor = TRUE;
#else
gdkdev->info.has_cursor = FALSE;
#endif
gdkdev->hctx = *hctx;
gdkdev->cursor = cursorix;
WTInfo (WTI_CURSORS + cursorix, CSR_PKTDATA, &gdkdev->pktdata);
gdkdev->info.num_axes = 0;
if (gdkdev->pktdata & PK_X)
gdkdev->info.num_axes++;
if (gdkdev->pktdata & PK_Y)
gdkdev->info.num_axes++;
if (gdkdev->pktdata & PK_NORMAL_PRESSURE)
gdkdev->info.num_axes++;
/* The wintab driver for the Wacom ArtPad II reports
* PK_ORIENTATION in CSR_PKTDATA, but the tablet doesn't
* actually sense tilt. Catch this by noticing that the
* orientation axis's azimuth resolution is zero.
*/
if ((gdkdev->pktdata & PK_ORIENTATION)
&& axis_or[0].axResolution == 0)
gdkdev->pktdata &= ~PK_ORIENTATION;
if (gdkdev->pktdata & PK_ORIENTATION)
gdkdev->info.num_axes += 2; /* x and y tilt */
WTInfo (WTI_CURSORS + cursorix, CSR_NPBTNMARKS, &gdkdev->npbtnmarks);
gdkdev->info.axes = g_new (GdkDeviceAxis, gdkdev->info.num_axes);
gdkdev->axes = g_new (GdkAxisInfo, gdkdev->info.num_axes);
gdkdev->last_axis_data = g_new (gint, gdkdev->info.num_axes);
k = 0;
if (gdkdev->pktdata & PK_X)
{
gdkdev->axes[k].xresolution =
gdkdev->axes[k].resolution = axis_x.axResolution / 65535.;
gdkdev->axes[k].xmin_value =
gdkdev->axes[k].min_value = axis_x.axMin;
gdkdev->axes[k].xmax_value =
gdkdev->axes[k].max_value = axis_x.axMax;
gdkdev->info.axes[k].use = GDK_AXIS_X;
gdkdev->info.axes[k].min = axis_x.axMin;
gdkdev->info.axes[k].min = axis_x.axMax;
k++;
}
if (gdkdev->pktdata & PK_Y)
{
gdkdev->axes[k].xresolution =
gdkdev->axes[k].resolution = axis_y.axResolution / 65535.;
gdkdev->axes[k].xmin_value =
gdkdev->axes[k].min_value = axis_y.axMin;
gdkdev->axes[k].xmax_value =
gdkdev->axes[k].max_value = axis_y.axMax;
gdkdev->info.axes[k].use = GDK_AXIS_Y;
gdkdev->info.axes[k].min = axis_y.axMin;
gdkdev->info.axes[k].min = axis_y.axMax;
k++;
}
if (gdkdev->pktdata & PK_NORMAL_PRESSURE)
{
gdkdev->axes[k].xresolution =
gdkdev->axes[k].resolution = axis_npressure.axResolution / 65535.;
gdkdev->axes[k].xmin_value =
gdkdev->axes[k].min_value = axis_npressure.axMin;
gdkdev->axes[k].xmax_value =
gdkdev->axes[k].max_value = axis_npressure.axMax;
gdkdev->info.axes[k].use = GDK_AXIS_PRESSURE;
gdkdev->info.axes[k].min = axis_npressure.axMin;
gdkdev->info.axes[k].min = axis_npressure.axMax;
k++;
}
if (gdkdev->pktdata & PK_ORIENTATION)
{
GdkAxisUse axis;
gdkdev->orientation_axes[0] = axis_or[0];
gdkdev->orientation_axes[1] = axis_or[1];
for (axis = GDK_AXIS_XTILT; axis <= GDK_AXIS_YTILT; axis++)
{
/* Wintab gives us aximuth and altitude, which
* we convert to x and y tilt in the -1000..1000 range
*/
gdkdev->axes[k].xresolution =
gdkdev->axes[k].resolution = 1000;
gdkdev->axes[k].xmin_value =
gdkdev->axes[k].min_value = -1000;
gdkdev->axes[k].xmax_value =
gdkdev->axes[k].max_value = 1000;
gdkdev->info.axes[k].use = axis;
gdkdev->info.axes[k].min = -1000;
gdkdev->info.axes[k].min = 1000;
k++;
}
}
gdkdev->info.num_keys = 0;
gdkdev->info.keys = NULL;
GDK_NOTE (INPUT,
g_print ("device: (%d) %s axes: %d\n",
cursorix,
gdkdev->info.name,
gdkdev->info.num_axes));
for (i = 0; i < gdkdev->info.num_axes; i++)
GDK_NOTE (INPUT,
g_print ("...axis %d: %d--%d@%d (%d--%d@%d)\n",
i,
gdkdev->axes[i].xmin_value,
gdkdev->axes[i].xmax_value,
gdkdev->axes[i].xresolution,
gdkdev->axes[i].min_value,
gdkdev->axes[i].max_value,
gdkdev->axes[i].resolution));
_gdk_input_devices = g_list_append (_gdk_input_devices,
gdkdev);
}
}
}
}
static void
decode_tilt (gint *axis_data,
AXIS *axes,
PACKET *packet)
{
/* As I don't have a tilt-sensing tablet,
* I cannot test this code.
*/
double az, el;
az = TWOPI * packet->pkOrientation.orAzimuth /
(axes[0].axResolution / 65536.);
el = TWOPI * packet->pkOrientation.orAltitude /
(axes[1].axResolution / 65536.);
/* X tilt */
axis_data[0] = cos (az) * cos (el) * 1000;
/* Y tilt */
axis_data[1] = sin (az) * cos (el) * 1000;
}
#if !USE_SYSCONTEXT
static GdkInputWindow *
gdk_input_window_find_within (GdkWindow *window)
{
GList *list;
GdkWindow *tmpw;
GdkInputWindow *candidate = NULL;
for (list = _gdk_input_windows; list != NULL; list = list->next)
{
tmpw = ((GdkInputWindow *) (tmp_list->data))->window;
if (tmpw == window
|| IsChild (GDK_WINDOW_HWND (window), GDK_WINDOW_HWND (tmpw)))
{
if (candidate)
return NULL; /* Multiple hits */
candidate = (GdkInputWindow *) (list->data);
}
}
return candidate;
}
#endif /* USE_SYSCONTEXT */
#endif /* HAVE_WINTAB */
static void
gdk_input_translate_coordinates (GdkDevicePrivate *gdkdev,
GdkInputWindow *input_window,
gint *axis_data,
gdouble *axis_out,
gdouble *x_out,
gdouble *y_out)
{
GdkWindowImplWin32 *impl;
int i;
int x_axis = 0;
int y_axis = 0;
double device_width, device_height;
double x_offset, y_offset, x_scale, y_scale;
impl = GDK_WINDOW_IMPL_WIN32 (GDK_WINDOW_OBJECT (input_window->window)->impl);
for (i=0; i<gdkdev->info.num_axes; i++)
{
switch (gdkdev->info.axes[i].use)
{
case GDK_AXIS_X:
x_axis = i;
break;
case GDK_AXIS_Y:
y_axis = i;
break;
default:
break;
}
}
device_width = gdkdev->axes[x_axis].max_value -
gdkdev->axes[x_axis].min_value;
device_height = gdkdev->axes[y_axis].max_value -
gdkdev->axes[y_axis].min_value;
if (gdkdev->info.mode == GDK_MODE_SCREEN)
{
x_scale = GetSystemMetrics (SM_CXSCREEN) / device_width;
y_scale = GetSystemMetrics (SM_CYSCREEN) / device_height;
x_offset = - input_window->root_x;
y_offset = - input_window->root_y;
}
else /* GDK_MODE_WINDOW */
{
double device_aspect = (device_height*gdkdev->axes[y_axis].resolution) /
(device_width*gdkdev->axes[x_axis].resolution);
if (device_aspect * impl->width >= impl->height)
{
/* device taller than window */
x_scale = impl->width / device_width;
y_scale = (x_scale * gdkdev->axes[x_axis].resolution)
/ gdkdev->axes[y_axis].resolution;
x_offset = 0;
y_offset = -(device_height * y_scale -
impl->height)/2;
}
else
{
/* window taller than device */
y_scale = impl->height / device_height;
x_scale = (y_scale * gdkdev->axes[y_axis].resolution)
/ gdkdev->axes[x_axis].resolution;
y_offset = 0;
x_offset = - (device_width * x_scale - impl->width)/2;
}
}
for (i=0; i<gdkdev->info.num_axes; i++)
{
switch (gdkdev->info.axes[i].use)
{
case GDK_AXIS_X:
axis_out[i] = x_offset + x_scale*axis_data[x_axis];
if (x_out)
*x_out = axis_out[i];
break;
case GDK_AXIS_Y:
axis_out[i] = y_offset + y_scale*axis_data[y_axis];
if (y_out)
*y_out = axis_out[i];
break;
default:
axis_out[i] =
(gdkdev->info.axes[i].max * (axis_data[i] - gdkdev->axes[i].min_value) +
gdkdev->info.axes[i].min * (gdkdev->axes[i].max_value - axis_data[i])) /
(gdkdev->axes[i].max_value - gdkdev->axes[i].min_value);
break;
}
}
}
static void
gdk_input_get_root_relative_geometry (HWND w,
int *x_ret,
int *y_ret)
{
RECT rect;
GetWindowRect (w, &rect);
if (x_ret)
*x_ret = rect.left;
if (y_ret)
*y_ret = rect.top;
}
void
_gdk_input_configure_event (GdkWindow *window)
{
GdkInputWindow *input_window;
int root_x, root_y;
input_window = _gdk_input_window_find (window);
g_return_if_fail (window != NULL);
gdk_input_get_root_relative_geometry (GDK_WINDOW_HWND (window),
&root_x, &root_y);
input_window->root_x = root_x;
input_window->root_y = root_y;
}
void
_gdk_input_enter_event (GdkWindow *window)
{
GdkInputWindow *input_window;
int root_x, root_y;
input_window = _gdk_input_window_find (window);
g_return_if_fail (window != NULL);
gdk_input_get_root_relative_geometry (GDK_WINDOW_HWND (window), &root_x, &root_y);
input_window->root_x = root_x;
input_window->root_y = root_y;
}
gboolean
_gdk_input_other_event (GdkEvent *event,
MSG *msg,
GdkWindow *window)
{
#ifdef HAVE_WINTAB
#if !USE_SYSCONTEXT
GdkWindow *current_window;
#endif
GdkDisplay *display;
GdkWindowObject *obj;
GdkWindowImplWin32 *impl;
GdkInputWindow *input_window;
GdkDevicePrivate *gdkdev = NULL;
GdkEventMask masktest;
POINT pt;
PACKET packet;
gint k;
gint x, y;
if (event->any.window != wintab_window)
{
g_warning ("_gdk_input_other_event: not wintab_window?");
return FALSE;
}
#if USE_SYSCONTEXT
window = gdk_window_at_pointer (&x, &y);
if (window == NULL)
window = _gdk_parent_root;
g_object_ref (window);
display = gdk_drawable_get_display (window);
GDK_NOTE (EVENTS_OR_INPUT,
g_print ("gdk_input_win32_other_event: window=%p (%d,%d)\n",
GDK_WINDOW_HWND (window), x, y));
#else
/* ??? This code is pretty bogus */
current_window = gdk_win32_handle_table_lookup (GetActiveWindow ());
if (current_window == NULL)
return FALSE;
input_window = gdk_input_window_find_within (current_window);
if (input_window == NULL)
return FALSE;
#endif
if (msg->message == WT_PACKET)
{
if (!WTPacket ((HCTX) msg->lParam, msg->wParam, &packet))
return FALSE;
}
obj = GDK_WINDOW_OBJECT (window);
impl = GDK_WINDOW_IMPL_WIN32 (obj->impl);
switch (msg->message)
{
case WT_PACKET:
if (window == _gdk_parent_root)
{
GDK_NOTE (EVENTS_OR_INPUT, g_print ("...is root\n"));
return FALSE;
}
if ((gdkdev = gdk_input_find_dev_from_ctx ((HCTX) msg->lParam,
packet.pkCursor)) == NULL)
return FALSE;
if (gdkdev->info.mode == GDK_MODE_DISABLED)
return FALSE;
k = 0;
if (gdkdev->pktdata & PK_X)
gdkdev->last_axis_data[k++] = packet.pkX;
if (gdkdev->pktdata & PK_Y)
gdkdev->last_axis_data[k++] = packet.pkY;
if (gdkdev->pktdata & PK_NORMAL_PRESSURE)
gdkdev->last_axis_data[k++] = packet.pkNormalPressure;
if (gdkdev->pktdata & PK_ORIENTATION)
{
decode_tilt (gdkdev->last_axis_data + k,
gdkdev->orientation_axes, &packet);
k += 2;
}
g_assert (k == gdkdev->info.num_axes);
if (HIWORD (packet.pkButtons) != TBN_NONE)
{
/* Gdk buttons are numbered 1.. */
event->button.button = 1 + LOWORD (packet.pkButtons);
if (HIWORD (packet.pkButtons) == TBN_UP)
{
event->any.type = GDK_BUTTON_RELEASE;
masktest = GDK_BUTTON_RELEASE_MASK;
gdkdev->button_state &= ~(1 << LOWORD (packet.pkButtons));
}
else
{
event->any.type = GDK_BUTTON_PRESS;
masktest = GDK_BUTTON_PRESS_MASK;
gdkdev->button_state |= 1 << LOWORD (packet.pkButtons);
}
}
else
{
event->any.type = GDK_MOTION_NOTIFY;
masktest = GDK_POINTER_MOTION_MASK;
if (gdkdev->button_state & (1 << 0))
masktest |= GDK_BUTTON_MOTION_MASK | GDK_BUTTON1_MOTION_MASK;
if (gdkdev->button_state & (1 << 1))
masktest |= GDK_BUTTON_MOTION_MASK | GDK_BUTTON2_MOTION_MASK;
if (gdkdev->button_state & (1 << 2))
masktest |= GDK_BUTTON_MOTION_MASK | GDK_BUTTON3_MOTION_MASK;
}
/* Now we can check if the window wants the event, and
* propagate if necessary.
*/
dijkstra:
if (!impl->extension_events_selected
|| !(obj->extension_events & masktest))
{
GDK_NOTE (EVENTS_OR_INPUT, g_print ("...not selected\n"));
if (obj->parent == GDK_WINDOW_OBJECT (_gdk_parent_root))
return FALSE;
pt.x = x;
pt.y = y;
ClientToScreen (GDK_WINDOW_HWND (window), &pt);
g_object_unref (window);
window = (GdkWindow *) obj->parent;
obj = GDK_WINDOW_OBJECT (window);
g_object_ref (window);
ScreenToClient (GDK_WINDOW_HWND (window), &pt);
x = pt.x;
y = pt.y;
GDK_NOTE (EVENTS_OR_INPUT, g_print ("...propagating to %p (%d,%d)\n",
GDK_WINDOW_HWND (window), x, y));
goto dijkstra;
}
input_window = _gdk_input_window_find (window);
g_assert (input_window != NULL);
if (gdkdev->info.mode == GDK_MODE_WINDOW
&& input_window->mode == GDK_EXTENSION_EVENTS_CURSOR)
return FALSE;
event->any.window = window;
if (event->any.type == GDK_BUTTON_PRESS
|| event->any.type == GDK_BUTTON_RELEASE)
{
event->button.time = _gdk_win32_get_next_tick (msg->time);
event->button.device = &gdkdev->info;
#if 0
#if USE_SYSCONTEXT
/* Buttons 1 to 3 will come in as WM_[LMR]BUTTON{DOWN,UP} */
if (event->button.button <= 3)
return FALSE;
#endif
#endif
gdk_input_translate_coordinates (gdkdev, input_window,
gdkdev->last_axis_data,
event->button.axes,
&event->button.x,
&event->button.y);
event->button.state = ((gdkdev->button_state << 8)
& (GDK_BUTTON1_MASK | GDK_BUTTON2_MASK
| GDK_BUTTON3_MASK | GDK_BUTTON4_MASK
| GDK_BUTTON5_MASK));
GDK_NOTE (EVENTS_OR_INPUT,
g_print ("WINTAB button %s:%d %g,%g\n",
(event->button.type == GDK_BUTTON_PRESS ?
"press" : "release"),
event->button.button,
event->button.x, event->button.y));
}
else
{
event->motion.time = _gdk_win32_get_next_tick (msg->time);
event->motion.is_hint = FALSE;
event->motion.device = &gdkdev->info;
gdk_input_translate_coordinates (gdkdev, input_window,
gdkdev->last_axis_data,
event->motion.axes,
&event->motion.x,
&event->motion.y);
event->motion.state = ((gdkdev->button_state << 8)
& (GDK_BUTTON1_MASK | GDK_BUTTON2_MASK
| GDK_BUTTON3_MASK | GDK_BUTTON4_MASK
| GDK_BUTTON5_MASK));
GDK_NOTE (EVENTS_OR_INPUT,
g_print ("WINTAB motion: %g,%g\n",
event->motion.x, event->motion.y));
/* Check for missing release or press events for the normal
* pressure button. At least on my ArtPadII I sometimes miss a
* release event?
*/
if ((gdkdev->pktdata & PK_NORMAL_PRESSURE
&& (event->motion.state & GDK_BUTTON1_MASK)
&& packet.pkNormalPressure <= MAX (0, gdkdev->npbtnmarks[0] - 2))
|| (gdkdev->pktdata & PK_NORMAL_PRESSURE
&& !(event->motion.state & GDK_BUTTON1_MASK)
&& packet.pkNormalPressure > gdkdev->npbtnmarks[1] + 2))
{
GdkEvent *event2 = gdk_event_copy (event);
if (event->motion.state & GDK_BUTTON1_MASK)
{
event2->button.type = GDK_BUTTON_RELEASE;
gdkdev->button_state &= ~1;
}
else
{
event2->button.type = GDK_BUTTON_PRESS;
gdkdev->button_state |= 1;
}
event2->button.state = ((gdkdev->button_state << 8)
& (GDK_BUTTON1_MASK | GDK_BUTTON2_MASK
| GDK_BUTTON3_MASK | GDK_BUTTON4_MASK
| GDK_BUTTON5_MASK));
event2->button.button = 1;
GDK_NOTE (EVENTS_OR_INPUT,
g_print ("WINTAB synthesized button %s: %d %g,%gg\n",
(event2->button.type == GDK_BUTTON_PRESS ?
"press" : "release"),
event2->button.button,
event2->button.x,
event2->button.y));
_gdk_event_queue_append (display, event2);
}
}
return TRUE;
case WT_PROXIMITY:
if (LOWORD (msg->lParam) == 0)
{
event->proximity.type = GDK_PROXIMITY_OUT;
_gdk_input_ignore_core = FALSE;
}
else
{
event->proximity.type = GDK_PROXIMITY_IN;
_gdk_input_ignore_core = TRUE;
}
event->proximity.time = _gdk_win32_get_next_tick (msg->time);
event->proximity.device = &gdkdev->info;
GDK_NOTE (EVENTS_OR_INPUT,
g_print ("WINTAB proximity %s\n",
(event->proximity.type == GDK_PROXIMITY_IN ?
"in" : "out")));
return TRUE;
}
#endif
return FALSE;
}
gboolean
_gdk_input_enable_window (GdkWindow *window,
GdkDevicePrivate *gdkdev)
{
#ifdef HAVE_SOME_XINPUT
GdkWindowImplWin32 *impl = GDK_WINDOW_IMPL_WIN32 (GDK_WINDOW_OBJECT (window)->impl);
impl->extension_events_selected = TRUE;
#endif
return TRUE;
}
gboolean
_gdk_input_disable_window (GdkWindow *window,
GdkDevicePrivate *gdkdev)
{
#ifdef HAVE_SOME_XINPUT
GdkWindowImplWin32 *impl = GDK_WINDOW_IMPL_WIN32 (GDK_WINDOW_OBJECT (window)->impl);
impl->extension_events_selected = FALSE;
#endif
return TRUE;
}
gint
_gdk_input_grab_pointer (GdkWindow *window,
gint owner_events,
GdkEventMask event_mask,
GdkWindow *confine_to,
guint32 time)
{
#ifdef HAVE_SOME_XINPUT
GdkInputWindow *input_window, *new_window;
gboolean need_ungrab;
GdkDevicePrivate *gdkdev;
GList *tmp_list;
tmp_list = _gdk_input_windows;
new_window = NULL;
need_ungrab = FALSE;
GDK_NOTE (INPUT, g_print ("gdk_input_win32_grab_pointer: %p %d %p\n",
GDK_WINDOW_HWND (window),
owner_events,
(confine_to ? GDK_WINDOW_HWND (confine_to) : 0)));
while (tmp_list)
{
input_window = (GdkInputWindow *)tmp_list->data;
if (input_window->window == window)
new_window = input_window;
else if (input_window->grabbed)
{
input_window->grabbed = FALSE;
need_ungrab = TRUE;
}
tmp_list = tmp_list->next;
}
if (new_window)
{
new_window->grabbed = TRUE;
tmp_list = _gdk_input_devices;
while (tmp_list)
{
gdkdev = (GdkDevicePrivate *)tmp_list->data;
if (!GDK_IS_CORE (gdkdev) && gdkdev->hctx)
{
#if 0
/* XXX */
gdk_input_common_find_events (window, gdkdev,
event_mask,
event_classes, &num_classes);
result = XGrabDevice( GDK_DISPLAY(), gdkdev->xdevice,
GDK_WINDOW_XWINDOW (window),
owner_events, num_classes, event_classes,
GrabModeAsync, GrabModeAsync, time);
/* FIXME: if failure occurs on something other than the first
device, things will be badly inconsistent */
if (result != Success)
return result;
#endif
}
tmp_list = tmp_list->next;
}
}
else
{
tmp_list = _gdk_input_devices;
while (tmp_list)
{
gdkdev = (GdkDevicePrivate *)tmp_list->data;
if (!GDK_IS_CORE (gdkdev) && gdkdev->hctx &&
((gdkdev->button_state != 0) || need_ungrab))
{
#if 0
/* XXX */
XUngrabDevice (gdk_display, gdkdev->xdevice, time);
#endif
gdkdev->button_state = 0;
}
tmp_list = tmp_list->next;
}
}
#endif
return GDK_GRAB_SUCCESS;
}
void
_gdk_input_ungrab_pointer (guint32 time)
{
#ifdef HAVE_SOME_XINPUT
GdkInputWindow *input_window;
GdkDevicePrivate *gdkdev;
GList *tmp_list;
GDK_NOTE (INPUT, g_print ("gdk_input_win32_ungrab_pointer\n"));
tmp_list = _gdk_input_windows;
while (tmp_list)
{
input_window = (GdkInputWindow *)tmp_list->data;
if (input_window->grabbed)
break;
tmp_list = tmp_list->next;
}
if (tmp_list) /* we found a grabbed window */
{
input_window->grabbed = FALSE;
tmp_list = _gdk_input_devices;
while (tmp_list)
{
gdkdev = (GdkDevicePrivate *)tmp_list->data;
#if 0
/* XXX */
if (!GDK_IS_CORE (gdkdev) && gdkdev->xdevice)
XUngrabDevice (gdk_display, gdkdev->xdevice, time);
#endif
tmp_list = tmp_list->next;
}
}
#endif
}
gboolean
_gdk_device_get_history (GdkDevice *device,
GdkWindow *window,
guint32 start,
guint32 stop,
GdkTimeCoord ***events,
gint *n_events)
{
return FALSE;
}
void
gdk_device_get_state (GdkDevice *device,
GdkWindow *window,
gdouble *axes,
GdkModifierType *mask)
{
g_return_if_fail (device != NULL);
g_return_if_fail (GDK_IS_WINDOW (window));
if (GDK_IS_CORE (device))
{
gint x_int, y_int;
gdk_window_get_pointer (window, &x_int, &y_int, mask);
if (axes)
{
axes[0] = x_int;
axes[1] = y_int;
}
}
else
{
GdkDevicePrivate *gdkdev;
GdkInputWindow *input_window;
if (mask)
gdk_window_get_pointer (window, NULL, NULL, mask);
gdkdev = (GdkDevicePrivate *)device;
input_window = _gdk_input_window_find (window);
g_return_if_fail (input_window != NULL);
#if 0 /* FIXME */
state = XQueryDeviceState (gdk_display, gdkdev->xdevice);
input_class = state->data;
for (i = 0; i < state->num_classes; i++)
{
switch (input_class->class)
{
case ValuatorClass:
if (axes)
gdk_input_translate_coordinates (gdkdev, input_window,
((XValuatorState *)input_class)->valuators,
axes, NULL, NULL);
break;
case ButtonClass:
if (mask)
{
*mask &= 0xFF;
if (((XButtonState *)input_class)->num_buttons > 0)
*mask |= ((XButtonState *)input_class)->buttons[0] << 7;
/* GDK_BUTTON1_MASK = 1 << 8, and button n is stored
* in bit 1<<(n%8) in byte n/8. n = 1,2,... */
}
break;
}
input_class = (XInputClass *)(((char *)input_class)+input_class->length);
}
XFreeDeviceState (state);
#endif
}
}
void
_gdk_input_init (GdkDisplay *display)
{
_gdk_input_ignore_core = FALSE;
_gdk_input_devices = NULL;
_gdk_init_input_core (display);
#ifdef HAVE_WINTAB
gdk_input_wintab_init ();
#endif /* HAVE_WINTAB */
_gdk_input_devices = g_list_append (_gdk_input_devices, display->core_pointer);
}
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