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gtk/gdk/win32/gdkdevicemanager-win32.c
Hans Breuer 1d838f586c win32: gdk3 resurrection 
There are sure regressions but basic stuff seems to be working
again after all the API breakage done with comments like
"Win32 and Quartz need to be ported still."
2011-01-02 13:33:04 +01:00

1121 lines
38 KiB
C
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/* 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, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#include "config.h"
#include <stdlib.h>
#include <stdio.h>
#include <math.h>
#include <gdk/gdk.h>
#include "gdkprivate-win32.h"
#include "gdkdevicemanager-win32.h"
#include "gdkdeviceprivate.h"
#include "gdkdevice-win32.h"
#include "gdkdevice-wintab.h"
#include "gdkwin32.h"
#include "gdkdisplayprivate.h"
#include <windows.h>
#include <wintab.h>
#define WINTAB32_DLL "Wintab32.dll"
#define PACKETDATA (PK_CONTEXT | PK_CURSOR | PK_BUTTONS | PK_X | PK_Y | PK_NORMAL_PRESSURE | PK_ORIENTATION)
/* We want everything in absolute mode */
#define PACKETMODE (0)
#include <pktdef.h>
#define DEBUG_WINTAB 1 /* Verbose debug messages enabled */
#define PROXIMITY_OUT_DELAY 200 /* In milliseconds, see set_ignore_core */
#define TWOPI (2 * G_PI)
static GList *wintab_contexts = NULL;
static GdkWindow *wintab_window = NULL;
static guint ignore_core_timer = 0;
extern gint _gdk_input_ignore_core;
typedef UINT (WINAPI *t_WTInfoA) (UINT a, UINT b, LPVOID c);
typedef UINT (WINAPI *t_WTInfoW) (UINT a, UINT b, LPVOID c);
typedef BOOL (WINAPI *t_WTEnable) (HCTX a, BOOL b);
typedef HCTX (WINAPI *t_WTOpenA) (HWND a, LPLOGCONTEXTA b, BOOL c);
typedef BOOL (WINAPI *t_WTOverlap) (HCTX a, BOOL b);
typedef BOOL (WINAPI *t_WTPacket) (HCTX a, UINT b, LPVOID c);
typedef int (WINAPI *t_WTQueueSizeSet) (HCTX a, int b);
static t_WTInfoA p_WTInfoA;
static t_WTInfoW p_WTInfoW;
static t_WTEnable p_WTEnable;
static t_WTOpenA p_WTOpenA;
static t_WTOverlap p_WTOverlap;
static t_WTPacket p_WTPacket;
static t_WTQueueSizeSet p_WTQueueSizeSet;
static void gdk_device_manager_win32_finalize (GObject *object);
static void gdk_device_manager_win32_constructed (GObject *object);
static GList * gdk_device_manager_win32_list_devices (GdkDeviceManager *device_manager,
GdkDeviceType type);
static GdkDevice * gdk_device_manager_win32_get_client_pointer (GdkDeviceManager *device_manager);
G_DEFINE_TYPE (GdkDeviceManagerWin32, gdk_device_manager_win32, GDK_TYPE_DEVICE_MANAGER)
static void
gdk_device_manager_win32_class_init (GdkDeviceManagerWin32Class *klass)
{
GdkDeviceManagerClass *device_manager_class = GDK_DEVICE_MANAGER_CLASS (klass);
GObjectClass *object_class = G_OBJECT_CLASS (klass);
object_class->finalize = gdk_device_manager_win32_finalize;
object_class->constructed = gdk_device_manager_win32_constructed;
device_manager_class->list_devices = gdk_device_manager_win32_list_devices;
device_manager_class->get_client_pointer = gdk_device_manager_win32_get_client_pointer;
}
static GdkDevice *
create_core_pointer (GdkDeviceManager *device_manager)
{
return g_object_new (GDK_TYPE_DEVICE_WIN32,
"name", "Core Pointer",
"type", GDK_DEVICE_TYPE_MASTER,
"input-source", GDK_SOURCE_MOUSE,
"input-mode", GDK_MODE_SCREEN,
"has-cursor", TRUE,
"display", _gdk_display,
"device-manager", device_manager,
NULL);
}
static GdkDevice *
create_core_keyboard (GdkDeviceManager *device_manager)
{
return g_object_new (GDK_TYPE_DEVICE_WIN32,
"name", "Core Keyboard",
"type", GDK_DEVICE_TYPE_MASTER,
"input-source", GDK_SOURCE_KEYBOARD,
"input-mode", GDK_MODE_SCREEN,
"has-cursor", FALSE,
"display", _gdk_display,
"device-manager", device_manager,
NULL);
}
static void
gdk_device_manager_win32_init (GdkDeviceManagerWin32 *device_manager_win32)
{
}
static void
gdk_device_manager_win32_finalize (GObject *object)
{
GdkDeviceManagerWin32 *device_manager_win32;
device_manager_win32 = GDK_DEVICE_MANAGER_WIN32 (object);
g_object_unref (device_manager_win32->core_pointer);
g_object_unref (device_manager_win32->core_keyboard);
G_OBJECT_CLASS (gdk_device_manager_win32_parent_class)->finalize (object);
}
#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");
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.);
}
static void
print_cursor (int index)
{
int size;
int i;
char *name;
BOOL active;
WTPKT wtpkt;
BYTE buttons;
BYTE buttonbits;
char *btnnames;
char *p;
BYTE buttonmap[32];
BYTE sysbtnmap[32];
BYTE npbutton;
UINT npbtnmarks[2];
UINT *npresponse;
BYTE tpbutton;
UINT tpbtnmarks[2];
UINT *tpresponse;
DWORD physid;
UINT mode;
UINT minpktdata;
UINT minbuttons;
UINT capabilities;
size = (*p_WTInfoA) (WTI_CURSORS + index, CSR_NAME, NULL);
name = g_malloc (size + 1);
(*p_WTInfoA) (WTI_CURSORS + index, CSR_NAME, name);
g_print ("NAME: %s\n", name);
(*p_WTInfoA) (WTI_CURSORS + index, CSR_ACTIVE, &active);
g_print ("ACTIVE: %s\n", active ? "YES" : "NO");
(*p_WTInfoA) (WTI_CURSORS + index, CSR_PKTDATA, &wtpkt);
g_print ("PKTDATA: %#x:", (guint) wtpkt);
#define BIT(x) if (wtpkt & PK_##x) g_print (" " #x)
BIT (CONTEXT);
BIT (STATUS);
BIT (TIME);
BIT (CHANGED);
BIT (SERIAL_NUMBER);
BIT (BUTTONS);
BIT (X);
BIT (Y);
BIT (Z);
BIT (NORMAL_PRESSURE);
BIT (TANGENT_PRESSURE);
BIT (ORIENTATION);
BIT (ROTATION);
#undef BIT
g_print ("\n");
(*p_WTInfoA) (WTI_CURSORS + index, CSR_BUTTONS, &buttons);
g_print ("BUTTONS: %d\n", buttons);
(*p_WTInfoA) (WTI_CURSORS + index, CSR_BUTTONBITS, &buttonbits);
g_print ("BUTTONBITS: %d\n", buttonbits);
size = (*p_WTInfoA) (WTI_CURSORS + index, CSR_BTNNAMES, NULL);
g_print ("BTNNAMES:");
if (size > 0)
{
btnnames = g_malloc (size + 1);
(*p_WTInfoA) (WTI_CURSORS + index, CSR_BTNNAMES, btnnames);
p = btnnames;
while (*p)
{
g_print (" %s", p);
p += strlen (p) + 1;
}
}
g_print ("\n");
(*p_WTInfoA) (WTI_CURSORS + index, CSR_BUTTONMAP, buttonmap);
g_print ("BUTTONMAP:");
for (i = 0; i < buttons; i++)
g_print (" %d", buttonmap[i]);
g_print ("\n");
(*p_WTInfoA) (WTI_CURSORS + index, CSR_SYSBTNMAP, sysbtnmap);
g_print ("SYSBTNMAP:");
for (i = 0; i < buttons; i++)
g_print (" %d", sysbtnmap[i]);
g_print ("\n");
(*p_WTInfoA) (WTI_CURSORS + index, CSR_NPBUTTON, &npbutton);
g_print ("NPBUTTON: %d\n", npbutton);
(*p_WTInfoA) (WTI_CURSORS + index, CSR_NPBTNMARKS, npbtnmarks);
g_print ("NPBTNMARKS: %d %d\n", npbtnmarks[0], npbtnmarks[1]);
size = (*p_WTInfoA) (WTI_CURSORS + index, CSR_NPRESPONSE, NULL);
g_print ("NPRESPONSE:");
if (size > 0)
{
npresponse = g_malloc (size);
(*p_WTInfoA) (WTI_CURSORS + index, CSR_NPRESPONSE, npresponse);
for (i = 0; i < size / sizeof (UINT); i++)
g_print (" %d", npresponse[i]);
}
g_print ("\n");
(*p_WTInfoA) (WTI_CURSORS + index, CSR_TPBUTTON, &tpbutton);
g_print ("TPBUTTON: %d\n", tpbutton);
(*p_WTInfoA) (WTI_CURSORS + index, CSR_TPBTNMARKS, tpbtnmarks);
g_print ("TPBTNMARKS: %d %d\n", tpbtnmarks[0], tpbtnmarks[1]);
size = (*p_WTInfoA) (WTI_CURSORS + index, CSR_TPRESPONSE, NULL);
g_print ("TPRESPONSE:");
if (size > 0)
{
tpresponse = g_malloc (size);
(*p_WTInfoA) (WTI_CURSORS + index, CSR_TPRESPONSE, tpresponse);
for (i = 0; i < size / sizeof (UINT); i++)
g_print (" %d", tpresponse[i]);
}
g_print ("\n");
(*p_WTInfoA) (WTI_CURSORS + index, CSR_PHYSID, &physid);
g_print ("PHYSID: %#x\n", (guint) physid);
(*p_WTInfoA) (WTI_CURSORS + index, CSR_CAPABILITIES, &capabilities);
g_print ("CAPABILITIES: %#x:", capabilities);
#define BIT(x) if (capabilities & CRC_##x) g_print (" " #x)
BIT (MULTIMODE);
BIT (AGGREGATE);
BIT (INVERT);
#undef BIT
g_print ("\n");
if (capabilities & CRC_MULTIMODE)
{
(*p_WTInfoA) (WTI_CURSORS + index, CSR_MODE, &mode);
g_print ("MODE: %d\n", mode);
}
if (capabilities & CRC_AGGREGATE)
{
(*p_WTInfoA) (WTI_CURSORS + index, CSR_MINPKTDATA, &minpktdata);
g_print ("MINPKTDATA: %d\n", minpktdata);
(*p_WTInfoA) (WTI_CURSORS + index, CSR_MINBUTTONS, &minbuttons);
g_print ("MINBUTTONS: %d\n", minbuttons);
}
}
#endif
static void
_gdk_input_wintab_init_check (GdkDeviceManagerWin32 *device_manager)
{
static gboolean wintab_initialized = FALSE;
GdkDeviceWintab *device;
GdkWindowAttr wa;
WORD specversion;
HCTX *hctx;
UINT ndevices, ncursors, ncsrtypes, firstcsr, hardware;
BOOL active;
DWORD physid;
AXIS axis_x, axis_y, axis_npressure, axis_or[3];
int i, devix, cursorix, num_axes = 0;
wchar_t devname[100], csrname[100];
gchar *devname_utf8, *csrname_utf8, *device_name;
BOOL defcontext_done;
HMODULE wintab32;
char *wintab32_dll_path;
char dummy;
int n, k;
if (wintab_initialized)
return;
wintab_initialized = TRUE;
wintab_contexts = NULL;
if (_gdk_input_ignore_wintab)
return;
n = GetSystemDirectory (&dummy, 0);
if (n <= 0)
return;
wintab32_dll_path = g_malloc (n + 1 + strlen (WINTAB32_DLL));
k = GetSystemDirectory (wintab32_dll_path, n);
if (k == 0 || k > n)
{
g_free (wintab32_dll_path);
return;
}
if (!G_IS_DIR_SEPARATOR (wintab32_dll_path[strlen (wintab32_dll_path) -1]))
strcat (wintab32_dll_path, G_DIR_SEPARATOR_S);
strcat (wintab32_dll_path, WINTAB32_DLL);
if ((wintab32 = LoadLibrary (wintab32_dll_path)) == NULL)
return;
if ((p_WTInfoA = (t_WTInfoA) GetProcAddress (wintab32, "WTInfoA")) == NULL)
return;
if ((p_WTInfoW = (t_WTInfoW) GetProcAddress (wintab32, "WTInfoW")) == NULL)
return;
if ((p_WTEnable = (t_WTEnable) GetProcAddress (wintab32, "WTEnable")) == NULL)
return;
if ((p_WTOpenA = (t_WTOpenA) GetProcAddress (wintab32, "WTOpenA")) == NULL)
return;
if ((p_WTOverlap = (t_WTOverlap) GetProcAddress (wintab32, "WTOverlap")) == NULL)
return;
if ((p_WTPacket = (t_WTPacket) GetProcAddress (wintab32, "WTPacket")) == NULL)
return;
if ((p_WTQueueSizeSet = (t_WTQueueSizeSet) GetProcAddress (wintab32, "WTQueueSizeSet")) == NULL)
return;
if (!(*p_WTInfoA) (0, 0, NULL))
return;
(*p_WTInfoA) (WTI_INTERFACE, IFC_SPECVERSION, &specversion);
GDK_NOTE (INPUT, g_print ("Wintab interface version %d.%d\n",
HIBYTE (specversion), LOBYTE (specversion)));
(*p_WTInfoA) (WTI_INTERFACE, IFC_NDEVICES, &ndevices);
(*p_WTInfoA) (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;
/* We open the Wintab device (hmm, what if there are several, or
* can there even be several, probably not?) as a system
* pointing device, i.e. it controls the normal Windows
* cursor. This seems much more natural.
*/
(*p_WTInfoW) (WTI_DEVICES + devix, DVC_NAME, devname);
devname_utf8 = g_utf16_to_utf8 (devname, -1, NULL, NULL, NULL);
#ifdef DEBUG_WINTAB
GDK_NOTE (INPUT, (g_print("Device %d: %s\n", devix, devname_utf8)));
#endif
(*p_WTInfoA) (WTI_DEVICES + devix, DVC_NCSRTYPES, &ncsrtypes);
(*p_WTInfoA) (WTI_DEVICES + devix, DVC_FIRSTCSR, &firstcsr);
(*p_WTInfoA) (WTI_DEVICES + devix, DVC_HARDWARE, &hardware);
(*p_WTInfoA) (WTI_DEVICES + devix, DVC_X, &axis_x);
(*p_WTInfoA) (WTI_DEVICES + devix, DVC_Y, &axis_y);
(*p_WTInfoA) (WTI_DEVICES + devix, DVC_NPRESSURE, &axis_npressure);
(*p_WTInfoA) (WTI_DEVICES + devix, DVC_ORIENTATION, axis_or);
defcontext_done = FALSE;
if (HIBYTE (specversion) > 1 || LOBYTE (specversion) >= 1)
{
/* Try to get device-specific default context */
/* Some drivers, e.g. Aiptek, don't provide this info */
if ((*p_WTInfoA) (WTI_DSCTXS + devix, 0, &lc) > 0)
defcontext_done = TRUE;
#if DEBUG_WINTAB
if (defcontext_done)
GDK_NOTE (INPUT, (g_print("Using device-specific default context\n")));
else
GDK_NOTE (INPUT, (g_print("Note: Driver did not provide device specific default context info despite claiming to support version 1.1\n")));
#endif
}
if (!defcontext_done)
(*p_WTInfoA) (WTI_DEFSYSCTX, 0, &lc);
#if DEBUG_WINTAB
GDK_NOTE (INPUT, (g_print("Default context:\n"), print_lc(&lc)));
#endif
lc.lcOptions |= CXO_MESSAGES;
lc.lcStatus = 0;
lc.lcMsgBase = WT_DEFBASE;
lc.lcPktRate = 0;
lc.lcPktData = PACKETDATA;
lc.lcPktMode = PACKETMODE;
lc.lcMoveMask = PACKETDATA;
lc.lcBtnUpMask = lc.lcBtnDnMask = ~0;
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 */
#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 = (*p_WTOpenA) (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
(*p_WTEnable) (*hctx, TRUE);
#endif
(*p_WTOverlap) (*hctx, TRUE);
#if DEBUG_WINTAB
GDK_NOTE (INPUT, (g_print("context for device %d after WTOpen:\n", devix),
print_lc(&lc)));
#endif
/* Increase packet queue size to reduce the risk of lost packets.
* According to the specs, if the function fails we must try again
* with a smaller queue size.
*/
GDK_NOTE (INPUT, g_print("Attempting to increase queue size\n"));
for (i = 32; i >= 1; i >>= 1)
{
if ((*p_WTQueueSizeSet) (*hctx, i))
{
GDK_NOTE (INPUT, g_print("Queue size set to %d\n", i));
break;
}
}
if (!i)
GDK_NOTE (INPUT, g_print("Whoops, no queue size could be set\n"));
for (cursorix = firstcsr; cursorix < firstcsr + ncsrtypes; cursorix++)
{
#ifdef DEBUG_WINTAB
GDK_NOTE (INPUT, (g_print("Cursor %d:\n", cursorix), print_cursor (cursorix)));
#endif
active = FALSE;
(*p_WTInfoA) (WTI_CURSORS + cursorix, CSR_ACTIVE, &active);
if (!active)
continue;
/* Wacom tablets seem to report cursors corresponding to
* nonexistent pens or pucks. At least my ArtPad II reports
* six cursors: a puck, pressure stylus and eraser stylus,
* and then the same three again. I only have a
* pressure-sensitive pen. The puck instances, and the
* second instances of the styluses report physid zero. So
* at least for Wacom, skip cursors with physid zero.
*/
(*p_WTInfoA) (WTI_CURSORS + cursorix, CSR_PHYSID, &physid);
if (wcscmp (devname, L"WACOM Tablet") == 0 && physid == 0)
continue;
(*p_WTInfoW) (WTI_CURSORS + cursorix, CSR_NAME, csrname);
csrname_utf8 = g_utf16_to_utf8 (csrname, -1, NULL, NULL, NULL);
device_name = g_strconcat (devname_utf8, " ", csrname_utf8, NULL);
device = g_object_new (GDK_TYPE_DEVICE_WINTAB,
"name", device_name,
"type", GDK_DEVICE_TYPE_SLAVE,
"source", GDK_SOURCE_PEN,
"mode", GDK_MODE_SCREEN,
"has-cursor", FALSE,
"display", _gdk_display,
"device-manager", device_manager,
NULL);
g_free (csrname_utf8);
device->hctx = *hctx;
device->cursor = cursorix;
(*p_WTInfoA) (WTI_CURSORS + cursorix, CSR_PKTDATA, &device->pktdata);
if (device->pktdata & PK_X)
{
_gdk_device_add_axis (GDK_DEVICE (device),
GDK_NONE,
GDK_AXIS_X,
axis_x.axMin,
axis_x.axMax,
axis_x.axResolution / 65535);
num_axes++;
}
if (device->pktdata & PK_Y)
{
_gdk_device_add_axis (GDK_DEVICE (device),
GDK_NONE,
GDK_AXIS_Y,
axis_y.axMin,
axis_y.axMax,
axis_y.axResolution / 65535);
num_axes++;
}
if (device->pktdata & PK_NORMAL_PRESSURE)
{
_gdk_device_add_axis (GDK_DEVICE (device),
GDK_NONE,
GDK_AXIS_PRESSURE,
axis_npressure.axMin,
axis_npressure.axMax,
axis_npressure.axResolution / 65535);
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 ((device->pktdata & PK_ORIENTATION) && axis_or[0].axResolution == 0)
{
device->orientation_axes[0] = axis_or[0];
device->orientation_axes[1] = axis_or[1];
/* Wintab gives us aximuth and altitude, which
* we convert to x and y tilt in the -1000..1000 range
*/
_gdk_device_add_axis (GDK_DEVICE (device),
GDK_NONE,
GDK_AXIS_XTILT,
-1000,
1000,
1000);
_gdk_device_add_axis (GDK_DEVICE (device),
GDK_NONE,
GDK_AXIS_YTILT,
-1000,
1000,
1000);
num_axes += 2;
}
device->last_axis_data = g_new (gint, num_axes);
GDK_NOTE (INPUT, g_print ("device: (%d) %s axes: %d\n",
cursorix,
device_name,
num_axes));
#if 0
for (i = 0; i < gdkdev->info.num_axes; i++)
GDK_NOTE (INPUT, g_print ("... axis %d: %d--%d@%d\n",
i,
gdkdev->axes[i].min_value,
gdkdev->axes[i].max_value,
gdkdev->axes[i].resolution));
#endif
device_manager->wintab_devices = g_list_append (device_manager->wintab_devices,
device);
g_free (device_name);
}
g_free (devname_utf8);
}
}
static void
gdk_device_manager_win32_constructed (GObject *object)
{
GdkDeviceManagerWin32 *device_manager;
device_manager = GDK_DEVICE_MANAGER_WIN32 (object);
device_manager->core_pointer = create_core_pointer (GDK_DEVICE_MANAGER (device_manager));
device_manager->core_keyboard = create_core_keyboard (GDK_DEVICE_MANAGER (device_manager));
_gdk_device_set_associated_device (device_manager->core_pointer, device_manager->core_keyboard);
_gdk_device_set_associated_device (device_manager->core_keyboard, device_manager->core_pointer);
_gdk_input_wintab_init_check (device_manager);
}
static GList *
gdk_device_manager_win32_list_devices (GdkDeviceManager *device_manager,
GdkDeviceType type)
{
GdkDeviceManagerWin32 *device_manager_win32;
GList *devices = NULL;
device_manager_win32 = (GdkDeviceManagerWin32 *) device_manager;
if (type == GDK_DEVICE_TYPE_MASTER)
{
devices = g_list_prepend (devices, device_manager_win32->core_keyboard);
devices = g_list_prepend (devices, device_manager_win32->core_pointer);
}
else if (type == GDK_DEVICE_TYPE_FLOATING)
devices = g_list_copy (device_manager_win32->wintab_devices);
return devices;
}
static GdkDevice *
gdk_device_manager_win32_get_client_pointer (GdkDeviceManager *device_manager)
{
GdkDeviceManagerWin32 *device_manager_win32;
device_manager_win32 = (GdkDeviceManagerWin32 *) device_manager;
return device_manager_win32->core_pointer;
}
void
_gdk_input_set_tablet_active (void)
{
GList *tmp_list;
HCTX *hctx;
/* Bring the contexts to the top of the overlap order when one of the
* application's windows is activated */
if (!wintab_contexts)
return; /* No tablet devices found, or Wintab not initialized yet */
GDK_NOTE (INPUT, g_print ("_gdk_input_set_tablet_active: "
"Bringing Wintab contexts to the top of the overlap order\n"));
tmp_list = wintab_contexts;
while (tmp_list)
{
hctx = (HCTX *) (tmp_list->data);
(*p_WTOverlap) (*hctx, TRUE);
tmp_list = tmp_list->next;
}
}
static void
decode_tilt (gint *axis_data,
AXIS *axes,
PACKET *packet)
{
double az, el;
/* As I don't have a tilt-sensing tablet,
* I cannot test this code.
*/
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;
}
/*
* Get the currently active keyboard modifiers (ignoring the mouse buttons)
* We could use gdk_window_get_pointer but that function does a lot of other
* expensive things besides getting the modifiers. This code is somewhat based
* on build_pointer_event_state from gdkevents-win32.c
*/
static guint
get_modifier_key_state (void)
{
guint state;
state = 0;
/* High-order bit is up/down, low order bit is toggled/untoggled */
if (GetKeyState (VK_CONTROL) < 0)
state |= GDK_CONTROL_MASK;
if (GetKeyState (VK_SHIFT) < 0)
state |= GDK_SHIFT_MASK;
if (GetKeyState (VK_MENU) < 0)
state |= GDK_MOD1_MASK;
if (GetKeyState (VK_CAPITAL) & 0x1)
state |= GDK_LOCK_MASK;
return state;
}
static gboolean
ignore_core_timefunc (gpointer data)
{
/* The delay has passed */
_gdk_input_ignore_core = FALSE;
ignore_core_timer = 0;
return FALSE; /* remove timeout */
}
/*
* Set or unset the _gdk_input_ignore_core variable that tells GDK
* to ignore events for the core pointer when the tablet is in proximity
* The unsetting is delayed slightly so that if a tablet event arrives
* just after proximity out, it does not cause a core pointer event
* which e.g. causes GIMP to switch tools.
*/
static void
set_ignore_core (gboolean ignore)
{
if (ignore)
{
_gdk_input_ignore_core = TRUE;
/* Remove any pending clear */
if (ignore_core_timer)
{
g_source_remove (ignore_core_timer);
ignore_core_timer = 0;
}
}
else if (!ignore_core_timer)
ignore_core_timer = gdk_threads_add_timeout (PROXIMITY_OUT_DELAY,
ignore_core_timefunc, NULL);
}
static GdkDeviceWintab *
_gdk_device_manager_find_wintab_device (HCTX hctx,
UINT cursor)
{
GdkDeviceManagerWin32 *device_manager;
GdkDeviceWintab *device;
GList *tmp_list;
device_manager = GDK_DEVICE_MANAGER_WIN32 (gdk_display_get_device_manager (_gdk_display));
tmp_list = device_manager->wintab_devices;
while (tmp_list)
{
device = tmp_list->data;
tmp_list = tmp_list->next;
if (device->hctx == hctx &&
device->cursor == cursor)
return device;
}
return NULL;
}
gboolean
_gdk_input_other_event (GdkEvent *event,
MSG *msg,
GdkWindow *window)
{
GdkDisplay *display;
GdkDeviceWintab *device = NULL;
GdkDeviceGrabInfo *last_grab;
GdkEventMask masktest;
guint key_state;
POINT pt;
PACKET packet;
gdouble root_x, root_y;
gint num_axes;
gint x, y;
guint translated_buttons, button_diff, button_mask;
/* Translation from tablet button state to GDK button state for
* buttons 1-3 - swap button 2 and 3.
*/
static guint button_map[8] = {0, 1, 4, 5, 2, 3, 6, 7};
if (event->any.window != wintab_window)
{
g_warning ("_gdk_input_other_event: not wintab_window?");
return FALSE;
}
window = gdk_window_at_pointer (&x, &y);
if (window == NULL)
window = _gdk_root;
g_object_ref (window);
display = gdk_window_get_display (window);
GDK_NOTE (EVENTS_OR_INPUT,
g_print ("_gdk_input_other_event: window=%p %+d%+d\n",
GDK_WINDOW_HWND (window), x, y));
if (msg->message == WT_PACKET)
{
if (!(*p_WTPacket) ((HCTX) msg->lParam, msg->wParam, &packet))
return FALSE;
}
switch (msg->message)
{
case WT_PACKET:
/* Don't produce any button or motion events while a window is being
* moved or resized, see bug #151090.
*/
if (_modal_operation_in_progress)
{
GDK_NOTE (EVENTS_OR_INPUT, g_print ("... ignored when moving/sizing\n"));
return FALSE;
}
if ((device = _gdk_device_manager_find_wintab_device ((HCTX) msg->lParam,
packet.pkCursor)) == NULL)
return FALSE;
if (gdk_device_get_mode (GDK_DEVICE (device)) == GDK_MODE_DISABLED)
return FALSE;
last_grab = _gdk_display_get_last_device_grab (_gdk_display, GDK_DEVICE (device));
if (last_grab && last_grab->window)
{
g_object_unref (window);
window = g_object_ref (last_grab->window);
}
if (window == _gdk_root)
{
GDK_NOTE (EVENTS_OR_INPUT, g_print ("... is root\n"));
return FALSE;
}
num_axes = 0;
if (device->pktdata & PK_X)
device->last_axis_data[num_axes++] = packet.pkX;
if (device->pktdata & PK_Y)
device->last_axis_data[num_axes++] = packet.pkY;
if (device->pktdata & PK_NORMAL_PRESSURE)
device->last_axis_data[num_axes++] = packet.pkNormalPressure;
if (device->pktdata & PK_ORIENTATION)
{
decode_tilt (device->last_axis_data + num_axes,
device->orientation_axes, &packet);
num_axes += 2;
}
translated_buttons = button_map[packet.pkButtons & 0x07] | (packet.pkButtons & ~0x07);
if (translated_buttons != device->button_state)
{
/* At least one button has changed state so produce a button event
* If more than one button has changed state (unlikely),
* just care about the first and act on the next the next time
* we get a packet
*/
button_diff = translated_buttons ^ device->button_state;
/* Gdk buttons are numbered 1.. */
event->button.button = 1;
for (button_mask = 1; button_mask != 0x80000000;
button_mask <<= 1, event->button.button++)
{
if (button_diff & button_mask)
{
/* Found a button that has changed state */
break;
}
}
if (!(translated_buttons & button_mask))
{
event->any.type = GDK_BUTTON_RELEASE;
masktest = GDK_BUTTON_RELEASE_MASK;
}
else
{
event->any.type = GDK_BUTTON_PRESS;
masktest = GDK_BUTTON_PRESS_MASK;
}
device->button_state ^= button_mask;
}
else
{
event->any.type = GDK_MOTION_NOTIFY;
masktest = GDK_POINTER_MOTION_MASK;
if (device->button_state & (1 << 0))
masktest |= GDK_BUTTON_MOTION_MASK | GDK_BUTTON1_MOTION_MASK;
if (device->button_state & (1 << 1))
masktest |= GDK_BUTTON_MOTION_MASK | GDK_BUTTON2_MOTION_MASK;
if (device->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.
*/
while (gdk_window_get_device_events (window, GDK_DEVICE (device)) == 0)
{
GDK_NOTE (EVENTS_OR_INPUT, g_print ("... not selected\n"));
if (window->parent == GDK_WINDOW (_gdk_root))
return FALSE;
/* It is not good to propagate the extended events up to the parent
* if this window wants normal (not extended) motion/button events */
if (window->event_mask & masktest)
{
GDK_NOTE (EVENTS_OR_INPUT,
g_print ("... wants ordinary event, ignoring this\n"));
return FALSE;
}
pt.x = x;
pt.y = y;
ClientToScreen (GDK_WINDOW_HWND (window), &pt);
g_object_unref (window);
window = window->parent;
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));
}
if (gdk_window_get_device_events (window, GDK_DEVICE (device)) == 0)
return FALSE;
event->any.window = window;
key_state = get_modifier_key_state ();
if (event->any.type == GDK_BUTTON_PRESS ||
event->any.type == GDK_BUTTON_RELEASE)
{
event->button.time = _gdk_win32_get_next_tick (msg->time);
gdk_event_set_device (event, GDK_DEVICE (device));
event->button.axes = g_new (gdouble, num_axes);
_gdk_device_wintab_get_window_coords (window, &root_x, &root_y);
_gdk_device_wintab_translate_axes (device,
window,
event->button.axes,
&event->button.x,
&event->button.y);
event->button.x_root = event->button.x + root_x;
event->button.y_root = event->button.y + root_y;
event->button.state =
key_state | ((device->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;
gdk_event_set_device (event, GDK_DEVICE (device));
event->motion.axes = g_new (gdouble, num_axes);
_gdk_device_wintab_get_window_coords (window, &root_x, &root_y);
_gdk_device_wintab_translate_axes (device,
window,
event->motion.axes,
&event->motion.x,
&event->motion.y);
event->motion.x_root = event->motion.x + root_x;
event->motion.y_root = event->motion.y + root_y;
event->motion.state =
key_state | ((device->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));
}
return TRUE;
case WT_PROXIMITY:
if (LOWORD (msg->lParam) == 0)
{
event->proximity.type = GDK_PROXIMITY_OUT;
set_ignore_core (FALSE);
}
else
{
event->proximity.type = GDK_PROXIMITY_IN;
set_ignore_core (TRUE);
}
event->proximity.time = _gdk_win32_get_next_tick (msg->time);
gdk_event_set_device (event, GDK_DEVICE (device));
GDK_NOTE (EVENTS_OR_INPUT,
g_print ("WINTAB proximity %s\n",
(event->proximity.type == GDK_PROXIMITY_IN ?
"in" : "out")));
return TRUE;
}
return FALSE;
}
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