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gtk3/gdk/win32/gdkdevicemanager-win32.c
Luca Bacci 6f12c9c5de GdkWin32: Fix warning due to changed device count
2023-06-27 15:53:14 +02:00

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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, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include <stdlib.h>
#include <stdio.h>
#include <math.h>
#include <gdk/gdk.h>
#include "gdkwin32.h"
#include "gdkprivate-win32.h"
#include "gdkdevicemanager-win32.h"
#include "gdkdeviceprivate.h"
#include "gdkdevice-win32.h"
#include "gdkdevice-virtual.h"
#include "gdkdevice-winpointer.h"
#include "gdkdevice-wintab.h"
#include "gdkdisplayprivate.h"
#include "gdkdevicetoolprivate.h"
#include "gdkseatdefaultprivate.h"
#include <tchar.h>
#include <tpcshrd.h>
#include <hidsdi.h>
#include "winpointer.h"
#define WINTAB32_DLL "Wintab32.dll"
#define PACKETDATA (PK_CONTEXT | PK_CURSOR | PK_BUTTONS | PK_X | PK_Y | PK_NORMAL_PRESSURE | PK_ORIENTATION | PK_TANGENT_PRESSURE)
/* We want everything in absolute mode */
#define PACKETMODE (0)
#include <pktdef.h>
#define DEBUG_WINTAB 1 /* Verbose debug messages enabled */
#define TWOPI (2 * G_PI)
typedef BOOL
(WINAPI *registerPointerDeviceNotifications_t)(HWND window, BOOL notifyRange);
typedef BOOL
(WINAPI *getPointerDevices_t)(UINT32 *deviceCount, POINTER_DEVICE_INFO *pointerDevices);
typedef BOOL
(WINAPI *getPointerDeviceCursors_t)(HANDLE device, UINT32 *cursorCount, POINTER_DEVICE_CURSOR_INFO *deviceCursors);
typedef BOOL
(WINAPI *getPointerDeviceRects_t)(HANDLE device, RECT *pointerDeviceRect, RECT *displayRect);
typedef BOOL
(WINAPI *getPointerType_t)(UINT32 pointerId, POINTER_INPUT_TYPE *pointerType);
typedef BOOL
(WINAPI *getPointerCursorId_t)(UINT32 pointerId, UINT32 *cursorId);
typedef BOOL
(WINAPI *getPointerPenInfo_t)(UINT32 pointerId, POINTER_PEN_INFO *penInfo);
typedef BOOL
(WINAPI *getPointerTouchInfo_t)(UINT32 pointerId, POINTER_TOUCH_INFO *touchInfo);
typedef BOOL
(WINAPI *getPointerPenInfoHistory_t)(UINT32 pointerId, UINT32 *entriesCount, POINTER_PEN_INFO *penInfo);
typedef BOOL
(WINAPI *getPointerTouchInfoHistory_t)(UINT32 pointerId, UINT32 *entriesCount, POINTER_TOUCH_INFO *touchInfo);
typedef BOOL
(WINAPI *setGestureConfig_t)(HWND hwnd, DWORD dwReserved, UINT cIDs, PGESTURECONFIG pGestureConfig, UINT cbSize);
typedef BOOL
(WINAPI *setWindowFeedbackSetting_t)(HWND hwnd, FEEDBACK_TYPE feedback, DWORD dwFlags, UINT32 size, const VOID *configuration);
static registerPointerDeviceNotifications_t registerPointerDeviceNotifications;
static getPointerDevices_t getPointerDevices;
static getPointerDeviceCursors_t getPointerDeviceCursors;
static getPointerDeviceRects_t getPointerDeviceRects;
static getPointerType_t getPointerType;
static getPointerCursorId_t getPointerCursorId;
static getPointerPenInfo_t getPointerPenInfo;
static getPointerTouchInfo_t getPointerTouchInfo;
static getPointerPenInfoHistory_t getPointerPenInfoHistory;
static getPointerTouchInfoHistory_t getPointerTouchInfoHistory;
static setGestureConfig_t setGestureConfig;
static setWindowFeedbackSetting_t setWindowFeedbackSetting;
static ATOM winpointer_notif_window_class;
static HWND winpointer_notif_window_handle;
static GPtrArray *winpointer_ignored_interactions;
static GList *wintab_contexts = NULL;
static GdkWindow *wintab_window = NULL;
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_WTGetA) (HCTX a, LPLOGCONTEXTA b);
typedef BOOL (WINAPI *t_WTSetA) (HCTX a, LPLOGCONTEXTA b);
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_WTGetA p_WTGetA;
static t_WTSetA p_WTSetA;
static t_WTOverlap p_WTOverlap;
static t_WTPacket p_WTPacket;
static t_WTQueueSizeSet p_WTQueueSizeSet;
static gboolean default_display_opened = FALSE;
G_DEFINE_TYPE (GdkDeviceManagerWin32, gdk_device_manager_win32, GDK_TYPE_DEVICE_MANAGER)
static GdkDeviceWintab *gdk_device_manager_find_wintab_device (GdkDeviceManagerWin32 *, HCTX, UINT);
UINT _wintab_recognize_new_cursors (GdkDeviceManagerWin32 *, HCTX);
int _gdk_find_wintab_device_index (HCTX);
static GdkDevice *
create_pointer (GdkDeviceManager *device_manager,
GType g_type,
const char *name,
GdkDeviceType type)
{
return g_object_new (g_type,
"name", name,
"type", type,
"input-source", GDK_SOURCE_MOUSE,
"input-mode", GDK_MODE_SCREEN,
"has-cursor", type == GDK_DEVICE_TYPE_MASTER,
"display", gdk_device_manager_get_display (device_manager),
"device-manager", device_manager,
NULL);
}
static GdkDevice *
create_keyboard (GdkDeviceManager *device_manager,
GType g_type,
const char *name,
GdkDeviceType type)
{
return g_object_new (g_type,
"name", name,
"type", type,
"input-source", GDK_SOURCE_KEYBOARD,
"input-mode", GDK_MODE_SCREEN,
"has-cursor", FALSE,
"display", gdk_device_manager_get_display (device_manager),
"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);
}
static inline double
rect_width (RECT *rect)
{
return rect->right - rect->left;
}
static inline double
rect_height (RECT *rect)
{
return rect->bottom - rect->top;
}
static inline gboolean
rect_is_degenerate (RECT *rect)
{
return rect_width (rect) == 0 || rect_height (rect) == 0;
}
static gboolean
winpointer_device_update_scale_factors (GdkDeviceWinpointer *device)
{
RECT device_rect;
RECT display_rect;
if (!getPointerDeviceRects (device->device_handle, &device_rect, &display_rect))
{
WIN32_API_FAILED ("GetPointerDeviceRects");
return FALSE;
}
if (rect_is_degenerate (&device_rect))
{
g_warning ("Invalid coordinates from GetPointerDeviceRects");
return FALSE;
}
device->origin_x = display_rect.left;
device->origin_y = display_rect.top;
device->scale_x = rect_width (&display_rect) / rect_width (&device_rect);
device->scale_y = rect_height (&display_rect) / rect_height (&device_rect);
return TRUE;
}
#define HID_STRING_BYTES_LIMIT 200
#define VID_PID_CHARS 4
static void
winpointer_get_device_details (HANDLE device,
char *vid,
char *pid,
char **manufacturer,
char **product)
{
RID_DEVICE_INFO info;
UINT wchars_count = 0;
UINT size = 0;
memset (&info, 0, sizeof (info));
info.cbSize = sizeof (info);
size = sizeof (info);
if (GetRawInputDeviceInfoW (device, RIDI_DEVICEINFO, &info, &size) > 0 &&
info.dwType == RIM_TYPEHID &&
info.hid.dwVendorId > 0 &&
info.hid.dwProductId > 0)
{
const char *format_string = "%0" G_STRINGIFY (VID_PID_CHARS) "x";
g_snprintf (vid, VID_PID_CHARS + 1, format_string, (unsigned) info.hid.dwVendorId);
g_snprintf (pid, VID_PID_CHARS + 1, format_string, (unsigned) info.hid.dwProductId);
}
if (GetRawInputDeviceInfoW (device, RIDI_DEVICENAME, NULL, &wchars_count) == 0)
{
gunichar2 *path = g_new0 (gunichar2, wchars_count);
if (GetRawInputDeviceInfoW (device, RIDI_DEVICENAME, path, &wchars_count) > 0)
{
HANDLE device_file = CreateFileW (path,
0,
FILE_SHARE_READ |
FILE_SHARE_WRITE |
FILE_SHARE_DELETE,
NULL,
OPEN_EXISTING,
FILE_FLAG_SESSION_AWARE,
NULL);
if (device_file != INVALID_HANDLE_VALUE)
{
gunichar2 *buffer = g_malloc0 (HID_STRING_BYTES_LIMIT);
if (HidD_GetManufacturerString (device_file, buffer, HID_STRING_BYTES_LIMIT))
if (buffer[0])
*manufacturer = g_utf16_to_utf8 (buffer, -1, NULL, NULL, NULL);
if (HidD_GetProductString (device_file, buffer, HID_STRING_BYTES_LIMIT))
if (buffer[0])
*product = g_utf16_to_utf8 (buffer, -1, NULL, NULL, NULL);
g_free (buffer);
CloseHandle (device_file);
}
}
g_free (path);
}
}
static void
winpointer_create_device (GdkDeviceManagerWin32 *device_manager,
POINTER_DEVICE_INFO *info,
GdkInputSource source)
{
GdkDisplay *display = NULL;
GdkSeat *seat = NULL;
GdkDeviceWinpointer *device = NULL;
unsigned num_touches = 0;
char vid[VID_PID_CHARS + 1];
char pid[VID_PID_CHARS + 1];
char *manufacturer = NULL;
char *product = NULL;
char *base_name = NULL;
char *name = NULL;
UINT32 num_cursors = 0;
memset (pid, 0, VID_PID_CHARS + 1);
memset (vid, 0, VID_PID_CHARS + 1);
g_object_get (device_manager, "display", &display, NULL);
seat = gdk_display_get_default_seat (display);
if (!getPointerDeviceCursors (info->device, &num_cursors, NULL))
{
WIN32_API_FAILED ("GetPointerDeviceCursors");
return;
}
if (num_cursors == 0)
return;
winpointer_get_device_details (info->device, vid, pid, &manufacturer, &product);
/* build up the name */
if (!manufacturer && vid[0])
manufacturer = g_strdup (vid);
if (!product && pid[0])
product = g_strdup (pid);
if (manufacturer && product)
base_name = g_strconcat (manufacturer, " ", product, NULL);
if (!base_name && info->productString[0])
base_name = g_utf16_to_utf8 (info->productString, -1, NULL, NULL, NULL);
if (!base_name)
base_name = g_strdup ("Unnamed");
switch (source)
{
case GDK_SOURCE_PEN:
name = g_strconcat (base_name, " Pen stylus", NULL);
break;
case GDK_SOURCE_ERASER:
name = g_strconcat (base_name, " Eraser", NULL);
break;
case GDK_SOURCE_TOUCHSCREEN:
num_touches = info->maxActiveContacts;
name = g_strconcat (base_name, " Finger touch", NULL);
break;
default:
name = g_strdup (base_name);
break;
}
device = g_object_new (GDK_TYPE_DEVICE_WINPOINTER,
"display", display,
"device-manager", device_manager,
"seat", seat,
"type", GDK_DEVICE_TYPE_SLAVE,
"input-mode", GDK_MODE_SCREEN,
"has-cursor", TRUE,
"input-source", source,
"name", name,
"num-touches", num_touches,
"vendor-id", vid[0] ? vid : NULL,
"product-id", pid[0] ? pid : NULL,
NULL);
switch (source)
{
case GDK_SOURCE_PEN:
case GDK_SOURCE_ERASER:
_gdk_device_add_axis (GDK_DEVICE (device), GDK_NONE, GDK_AXIS_PRESSURE, 0.0, 1.0, 1.0 / 1024.0);
_gdk_device_add_axis (GDK_DEVICE (device), GDK_NONE, GDK_AXIS_XTILT, -1.0, 1.0, 1.0 / 90.0);
_gdk_device_add_axis (GDK_DEVICE (device), GDK_NONE, GDK_AXIS_YTILT, -1.0, 1.0, 1.0 / 90.0);
_gdk_device_add_axis (GDK_DEVICE (device), GDK_NONE, GDK_AXIS_ROTATION, 0.0, 1.0, 1.0 / 360.0);
device->num_axes = 4;
break;
case GDK_SOURCE_TOUCHSCREEN:
_gdk_device_add_axis (GDK_DEVICE (device), GDK_NONE, GDK_AXIS_PRESSURE, 0.0, 1.0, 1.0 / 1024.0);
device->num_axes = 1;
break;
}
device->device_handle = info->device;
device->start_cursor_id = info->startingCursorId;
device->end_cursor_id = info->startingCursorId + num_cursors - 1;
device->last_axis_data = g_new0 (double, device->num_axes);
switch (source)
{
case GDK_SOURCE_PEN:
{
GdkAxisFlags axes = gdk_device_get_axes (GDK_DEVICE (device));
GdkDeviceTool *tool = gdk_device_tool_new (0, 0, GDK_DEVICE_TOOL_TYPE_PEN, axes);
gdk_seat_default_add_tool (GDK_SEAT_DEFAULT (seat), tool);
gdk_device_update_tool (GDK_DEVICE (device), tool);
}
break;
case GDK_SOURCE_ERASER:
{
GdkAxisFlags axes = gdk_device_get_axes (GDK_DEVICE (device));
GdkDeviceTool *tool = gdk_device_tool_new (0, 0, GDK_DEVICE_TOOL_TYPE_ERASER, axes);
gdk_seat_default_add_tool (GDK_SEAT_DEFAULT (seat), tool);
gdk_device_update_tool (GDK_DEVICE (device), tool);
}
break;
case GDK_SOURCE_TOUCHSCREEN:
break;
}
if (!winpointer_device_update_scale_factors (device))
{
g_set_object (&device, NULL);
goto cleanup;
}
device_manager->winpointer_devices = g_list_append (device_manager->winpointer_devices, device);
_gdk_device_set_associated_device (GDK_DEVICE (device), device_manager->core_pointer);
_gdk_device_add_slave (device_manager->core_pointer, GDK_DEVICE (device));
gdk_seat_default_add_slave (GDK_SEAT_DEFAULT (seat), GDK_DEVICE (device));
g_signal_emit_by_name (device_manager, "device-added", device);
cleanup:
g_free (name);
g_free (base_name);
g_free (product);
g_free (manufacturer);
}
static void
winpointer_create_devices (GdkDeviceManagerWin32 *device_manager,
POINTER_DEVICE_INFO *info)
{
switch (info->pointerDeviceType)
{
case POINTER_DEVICE_TYPE_INTEGRATED_PEN:
case POINTER_DEVICE_TYPE_EXTERNAL_PEN:
winpointer_create_device (device_manager, info, GDK_SOURCE_PEN);
winpointer_create_device (device_manager, info, GDK_SOURCE_ERASER);
break;
case POINTER_DEVICE_TYPE_TOUCH:
winpointer_create_device (device_manager, info, GDK_SOURCE_TOUCHSCREEN);
break;
}
}
static gboolean
winpointer_match_device_in_system_list (GdkDeviceWinpointer *device,
POINTER_DEVICE_INFO *infos,
UINT32 infos_count)
{
UINT32 i = 0;
for (i = 0; i < infos_count; i++)
{
if (device->device_handle == infos[i].device &&
device->start_cursor_id == infos[i].startingCursorId)
return TRUE;
}
return FALSE;
}
static gboolean
winpointer_match_system_device_in_device_manager (GdkDeviceManagerWin32 *device_manager,
POINTER_DEVICE_INFO *info)
{
GList *l = NULL;
for (l = device_manager->winpointer_devices; l; l = l->next)
{
GdkDeviceWinpointer *device = GDK_DEVICE_WINPOINTER (l->data);
if (device->device_handle == info->device &&
device->start_cursor_id == info->startingCursorId)
return TRUE;
}
return FALSE;
}
static void
winpointer_enumerate_devices (GdkDeviceManagerWin32 *device_manager)
{
POINTER_DEVICE_INFO *infos = NULL;
UINT32 infos_count = 0;
UINT32 i = 0;
GList *current = NULL;
if (!getPointerDevices (&infos_count, NULL))
{
WIN32_API_FAILED ("GetPointerDevices");
return;
}
infos = g_new0 (POINTER_DEVICE_INFO, infos_count);
/* Note: the device count may increase between the two
* calls. In such case, the second call will fail with
* ERROR_INSUFFICIENT_BUFFER.
* However we'll also get a new WM_POINTERDEVICECHANGE
* notification, which will start the enumeration again.
* So do not treat ERROR_INSUFFICIENT_BUFFER as an
* error, rather return and do the necessary work later
*/
if (!getPointerDevices (&infos_count, infos))
{
if (GetLastError() != ERROR_INSUFFICIENT_BUFFER)
WIN32_API_FAILED ("GetPointerDevices");
g_free (infos);
return;
}
/* remove any gdk device not present anymore or update info */
current = device_manager->winpointer_devices;
while (current != NULL)
{
GdkDeviceWinpointer *device = GDK_DEVICE_WINPOINTER (current->data);
GList *next = current->next;
if (!winpointer_match_device_in_system_list (device, infos, infos_count))
{
GdkSeat *seat = gdk_device_get_seat (GDK_DEVICE (device));
GdkDeviceTool *tool = (GDK_DEVICE (device))->last_tool;
gdk_device_update_tool (GDK_DEVICE (device), NULL);
gdk_seat_default_remove_tool (GDK_SEAT_DEFAULT (seat), tool);
g_clear_pointer (&tool, g_object_unref);
gdk_seat_default_remove_slave (GDK_SEAT_DEFAULT (seat), GDK_DEVICE (device));
device_manager->winpointer_devices = g_list_delete_link (device_manager->winpointer_devices,
current);
g_signal_emit_by_name (device_manager, "device-removed", device);
_gdk_device_set_associated_device (GDK_DEVICE (device), NULL);
_gdk_device_remove_slave (device_manager->core_pointer, GDK_DEVICE (device));
g_object_unref (device);
}
else
winpointer_device_update_scale_factors (device);
current = next;
}
/* create new gdk devices */
for (i = 0; i < infos_count; i++)
if (!winpointer_match_system_device_in_device_manager (device_manager,
&infos[i]))
winpointer_create_devices (device_manager, &infos[i]);
g_free (infos);
}
static LRESULT CALLBACK
winpointer_notif_window_proc (HWND hWnd,
UINT uMsg,
WPARAM wParam,
LPARAM lParam)
{
switch (uMsg)
{
case WM_POINTERDEVICECHANGE:
{
LONG_PTR user_data = GetWindowLongPtrW (hWnd, GWLP_USERDATA);
GdkDeviceManagerWin32 *device_manager = GDK_DEVICE_MANAGER_WIN32 (user_data);
winpointer_enumerate_devices (device_manager);
}
return 0;
}
return DefWindowProcW (hWnd, uMsg, wParam, lParam);
}
static gboolean
winpointer_notif_window_create ()
{
WNDCLASSEXW wndclass;
memset (&wndclass, 0, sizeof (wndclass));
wndclass.cbSize = sizeof (wndclass);
wndclass.lpszClassName = L"GdkWin32WinPointerNotificationsWindowClass";
wndclass.lpfnWndProc = winpointer_notif_window_proc;
wndclass.hInstance = _gdk_dll_hinstance;
if ((winpointer_notif_window_class = RegisterClassExW (&wndclass)) == 0)
{
WIN32_API_FAILED ("RegisterClassExW");
return FALSE;
}
if (!(winpointer_notif_window_handle = CreateWindowExW (0,
(LPCWSTR) winpointer_notif_window_class,
L"GdkWin32 WinPointer Notifications",
0,
0, 0, 0, 0,
HWND_MESSAGE,
NULL,
_gdk_dll_hinstance,
NULL)))
{
WIN32_API_FAILED ("CreateWindowExW");
return FALSE;
}
return TRUE;
}
static gboolean
winpointer_ensure_procedures ()
{
static HMODULE user32_dll = NULL;
if (!user32_dll)
{
user32_dll = LoadLibraryW (L"user32.dll");
if (!user32_dll)
{
WIN32_API_FAILED ("LoadLibraryW");
return FALSE;
}
registerPointerDeviceNotifications = (registerPointerDeviceNotifications_t)
GetProcAddress (user32_dll, "RegisterPointerDeviceNotifications");
getPointerDevices = (getPointerDevices_t)
GetProcAddress (user32_dll, "GetPointerDevices");
getPointerDeviceCursors = (getPointerDeviceCursors_t)
GetProcAddress (user32_dll, "GetPointerDeviceCursors");
getPointerDeviceRects = (getPointerDeviceRects_t)
GetProcAddress (user32_dll, "GetPointerDeviceRects");
getPointerType = (getPointerType_t)
GetProcAddress (user32_dll, "GetPointerType");
getPointerCursorId = (getPointerCursorId_t)
GetProcAddress (user32_dll, "GetPointerCursorId");
getPointerPenInfo = (getPointerPenInfo_t)
GetProcAddress (user32_dll, "GetPointerPenInfo");
getPointerTouchInfo = (getPointerTouchInfo_t)
GetProcAddress (user32_dll, "GetPointerTouchInfo");
getPointerPenInfoHistory = (getPointerPenInfoHistory_t)
GetProcAddress (user32_dll, "GetPointerPenInfoHistory");
getPointerTouchInfoHistory = (getPointerTouchInfoHistory_t)
GetProcAddress (user32_dll, "GetPointerTouchInfoHistory");
setGestureConfig = (setGestureConfig_t)
GetProcAddress (user32_dll, "SetGestureConfig");
setWindowFeedbackSetting = (setWindowFeedbackSetting_t)
GetProcAddress (user32_dll, "SetWindowFeedbackSetting");
}
return registerPointerDeviceNotifications &&
getPointerDevices &&
getPointerDeviceCursors &&
getPointerDeviceRects &&
getPointerType &&
getPointerCursorId &&
getPointerPenInfo &&
getPointerTouchInfo &&
getPointerPenInfoHistory &&
getPointerTouchInfoHistory &&
setGestureConfig;
}
static gboolean
winpointer_initialize (GdkDeviceManagerWin32 *device_manager)
{
if (!winpointer_ensure_procedures ())
return FALSE;
if (!winpointer_notif_window_create ())
return FALSE;
/* associate device_manager with the window */
SetLastError (0);
if (SetWindowLongPtrW (winpointer_notif_window_handle,
GWLP_USERDATA,
(LONG_PTR) device_manager) == 0
&& GetLastError () != 0)
{
WIN32_API_FAILED ("SetWindowLongPtrW");
return FALSE;
}
if (!registerPointerDeviceNotifications (winpointer_notif_window_handle, FALSE))
{
WIN32_API_FAILED ("RegisterPointerDeviceNotifications");
return FALSE;
}
winpointer_ignored_interactions = g_ptr_array_new ();
winpointer_enumerate_devices (device_manager);
return TRUE;
}
void
gdk_winpointer_initialize_window (GdkWindow *window)
{
HWND hwnd = GDK_WINDOW_HWND (window);
ATOM key = 0;
HANDLE val = (HANDLE)(TABLET_DISABLE_PRESSANDHOLD |
TABLET_DISABLE_PENTAPFEEDBACK |
TABLET_DISABLE_PENBARRELFEEDBACK |
TABLET_DISABLE_FLICKS |
TABLET_DISABLE_FLICKFALLBACKKEYS);
winpointer_ensure_procedures ();
key = GlobalAddAtom (MICROSOFT_TABLETPENSERVICE_PROPERTY);
API_CALL (SetPropW, (hwnd, (LPCWSTR) key, val));
GlobalDeleteAtom (key);
if (setGestureConfig != NULL)
{
GESTURECONFIG gesture_config;
memset (&gesture_config, 0, sizeof (gesture_config));
gesture_config.dwID = 0;
gesture_config.dwWant = 0;
gesture_config.dwBlock = GC_ALLGESTURES;
API_CALL (setGestureConfig, (hwnd, 0, 1, &gesture_config, sizeof (gesture_config)));
}
if (setWindowFeedbackSetting != NULL)
{
FEEDBACK_TYPE feedbacks[] = {
FEEDBACK_TOUCH_CONTACTVISUALIZATION,
FEEDBACK_PEN_BARRELVISUALIZATION,
FEEDBACK_PEN_TAP,
FEEDBACK_PEN_DOUBLETAP,
FEEDBACK_PEN_PRESSANDHOLD,
FEEDBACK_PEN_RIGHTTAP,
FEEDBACK_TOUCH_TAP,
FEEDBACK_TOUCH_DOUBLETAP,
FEEDBACK_TOUCH_PRESSANDHOLD,
FEEDBACK_TOUCH_RIGHTTAP,
FEEDBACK_GESTURE_PRESSANDTAP
};
gsize i = 0;
for (i = 0; i < G_N_ELEMENTS (feedbacks); i++)
{
BOOL setting = FALSE;
API_CALL (setWindowFeedbackSetting, (hwnd, feedbacks[i], 0, sizeof (BOOL), &setting));
}
}
}
void
gdk_winpointer_finalize_window (GdkWindow *window)
{
HWND hwnd = GDK_WINDOW_HWND (window);
ATOM key = 0;
key = GlobalAddAtom (MICROSOFT_TABLETPENSERVICE_PROPERTY);
RemovePropW (hwnd, (LPCWSTR) key);
GlobalDeleteAtom (key);
}
#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
wintab_init_check (GdkDeviceManagerWin32 *device_manager)
{
GdkDisplay *display = gdk_device_manager_get_display (GDK_DEVICE_MANAGER (device_manager));
GdkWindow *root = gdk_screen_get_root_window (gdk_display_get_default_screen (display));
static gboolean wintab_initialized = FALSE;
GdkWindowAttr wa;
WORD specversion;
HCTX *hctx;
UINT ndevices, ncursors;
UINT devix;
AXIS axis_x, axis_y;
int i;
wchar_t devname[100];
gchar *devname_utf8;
BOOL defcontext_done;
HMODULE wintab32;
char *wintab32_dll_path;
char dummy;
int n, k;
if (wintab_initialized)
return;
wintab_initialized = TRUE;
wintab_contexts = NULL;
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_WTGetA = (t_WTGetA) GetProcAddress (wintab32, "WTGetA")) == NULL)
return;
if ((p_WTSetA = (t_WTSetA) GetProcAddress (wintab32, "WTSetA")) == 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 (root, &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 %u: %s\n", devix, devname_utf8)));
#endif
(*p_WTInfoA) (WTI_DEVICES + devix, DVC_X, &axis_x);
(*p_WTInfoA) (WTI_DEVICES + devix, DVC_Y, &axis_y);
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 | CXO_CSRMESSAGES;
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 + 1;
lc.lcOutExtY = axis_y.axMax - axis_y.axMin + 1;
lc.lcOutExtY = -lc.lcOutExtY; /* We want Y growing downward */
#if DEBUG_WINTAB
GDK_NOTE (INPUT, (g_print("context for device %u:\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 %u %p\n",
devix, *hctx));
wintab_contexts = g_list_append (wintab_contexts, hctx);
/* Set the CXO_SYSTEM flag */
if (!(lc.lcOptions & CXO_SYSTEM))
{
lc.lcOptions |= CXO_SYSTEM;
if (!p_WTSetA (*hctx, &lc))
g_warning ("Could not set the CXO_SYSTEM option in the WINTAB context");
}
(*p_WTOverlap) (*hctx, TRUE);
#if DEBUG_WINTAB
GDK_NOTE (INPUT, (g_print("context for device %u 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 = 128; 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"));
/* Get the cursors that Wintab is currently aware of */
_wintab_recognize_new_cursors(device_manager, *hctx);
}
}
UINT
_wintab_recognize_new_cursors (GdkDeviceManagerWin32 *device_manager,
HCTX hctx)
{
GdkDisplay *display = gdk_device_manager_get_display (GDK_DEVICE_MANAGER (device_manager));
int devix;
wchar_t devname[100], csrname[100];
gchar *devname_utf8, *csrname_utf8, *device_name;
UINT ncsrtypes, firstcsr, cursorix;
BOOL active;
DWORD physid;
AXIS axis_x, axis_y, axis_npressure, axis_or[3], axis_tpressure;
GdkDeviceWintab *device;
LOGCONTEXT lc;
int num_axes;
UINT num_new_cursors = 0;
devix = _gdk_find_wintab_device_index(hctx);
if (devix == -1)
return num_new_cursors;
(*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("Finding cursors for device %u: %s\n", devix, devname_utf8)));
#endif
(*p_WTInfoA) (WTI_DEVICES + devix, DVC_FIRSTCSR, &firstcsr);
(*p_WTInfoA) (WTI_DEVICES + devix, DVC_NCSRTYPES, &ncsrtypes);
for (cursorix = firstcsr; cursorix < firstcsr + ncsrtypes; cursorix++)
{
#ifdef DEBUG_WINTAB
GDK_NOTE (INPUT, (g_print("Cursor %u:\n", cursorix), print_cursor (cursorix)));
#endif
/* Skip cursors that are already known to us */
if (gdk_device_manager_find_wintab_device(device_manager, hctx, cursorix) != NULL)
continue;
active = FALSE;
(*p_WTInfoA) (WTI_CURSORS + cursorix, CSR_ACTIVE, &active);
if (!active)
continue;
/* Wacom tablets iterate through all possible cursors,
* even if the cursor's presence has not been recognized.
* Unrecognized cursors have a physid of zero and are ignored.
* Recognized cursors have a non-zero physid and we create a
* Wintab device object for each of them.
*/
(*p_WTInfoA) (WTI_CURSORS + cursorix, CSR_PHYSID, &physid);
if (wcscmp (devname, L"WACOM Tablet") == 0 && physid == 0)
continue;
if (!(*p_WTGetA) (hctx, &lc))
{
g_warning ("wintab_recognize_new_cursors: Failed to retrieve device LOGCONTEXT");
continue;
}
/* Create a Wintab device for this cursor */
(*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);
(*p_WTInfoA) (WTI_DEVICES + devix, DVC_TPRESSURE, &axis_tpressure);
(*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);
g_free (csrname_utf8);
device = g_object_new (GDK_TYPE_DEVICE_WINTAB,
"name", device_name,
"type", GDK_DEVICE_TYPE_FLOATING,
"input-source", GDK_SOURCE_PEN,
"input-mode", GDK_MODE_SCREEN,
"has-cursor", lc.lcOptions & CXO_SYSTEM,
"display", display,
"device-manager", device_manager,
NULL);
device->sends_core = lc.lcOptions & CXO_SYSTEM;
if (device->sends_core)
{
_gdk_device_set_associated_device (device_manager->system_pointer, GDK_DEVICE (device));
_gdk_device_add_slave (device_manager->core_pointer, GDK_DEVICE (device));
}
device->hctx = hctx;
device->cursor = cursorix;
(*p_WTInfoA) (WTI_CURSORS + cursorix, CSR_PKTDATA, &device->pktdata);
num_axes = 0;
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++;
}
if (device->pktdata & PK_ORIENTATION)
{
if (device->pktdata & PK_TANGENT_PRESSURE) /* If we have a wheel, disable the twist axis */
axis_or[2].axResolution = 0;
device->orientation_axes[0] = axis_or[0];
device->orientation_axes[1] = axis_or[1];
device->orientation_axes[2] = axis_or[2];
/* Wintab gives us azimuth 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;
if (axis_or[2].axResolution != 0) /* If twist is present */
{
/* Wacom's Wintab driver returns the rotation
* of an Art Pen as the orientation twist value.
* We're using GDK_AXIS_WHEEL as it's actually
* called Wheel/Rotation to the user.
* axMin and axMax are back to front on purpose. If you put them
* the "correct" way round, rotation will be flipped!
*/
_gdk_device_add_axis (GDK_DEVICE (device),
GDK_NONE,
GDK_AXIS_WHEEL,
axis_or[2].axMax,
axis_or[2].axMin,
axis_or[2].axResolution / 65535);
num_axes++;
}
}
if (device->pktdata & PK_TANGENT_PRESSURE)
{
/* This is the finger wheel on a Wacom Airbrush
*/
_gdk_device_add_axis (GDK_DEVICE (device),
GDK_NONE,
GDK_AXIS_WHEEL,
axis_tpressure.axMin,
axis_tpressure.axMax,
axis_tpressure.axResolution / 65535);
num_axes++;
}
device->last_axis_data = g_new (gint, num_axes);
GDK_NOTE (INPUT, g_print ("device: (%u) %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);
num_new_cursors++;
g_free (device_name);
}
g_free (devname_utf8);
return num_new_cursors;
}
/* Only initialize Wintab after the default display is set for
* the first time. WTOpenA() executes code beyond our control,
* and it can cause messages to be sent to the application even
* before a window is opened. GDK has to be in a fit state to
* handle them when they come.
*
* https://bugzilla.gnome.org/show_bug.cgi?id=774379
*/
static void
wintab_default_display_notify_cb (GdkDisplayManager *display_manager)
{
GdkDeviceManagerWin32 *device_manager = NULL;
GdkDisplay *display = gdk_display_get_default();
if (default_display_opened)
return;
g_assert (display != NULL);
G_GNUC_BEGIN_IGNORE_DEPRECATIONS;
device_manager = GDK_DEVICE_MANAGER_WIN32 (gdk_display_get_device_manager (display));
G_GNUC_END_IGNORE_DEPRECATIONS;
g_assert (display_manager != NULL);
default_display_opened = TRUE;
GDK_NOTE (INPUT, g_print ("wintab init: doing delayed initialization\n"));
wintab_init_check (device_manager);
}
static void
gdk_device_manager_win32_constructed (GObject *object)
{
GdkDeviceManagerWin32 *device_manager;
GdkSeat *seat;
GdkDisplayManager *display_manager = NULL;
GdkDisplay *default_display = NULL;
const char *tablet_input_api_user_preference = NULL;
gboolean have_tablet_input_api_preference = FALSE;
device_manager = GDK_DEVICE_MANAGER_WIN32 (object);
device_manager->core_pointer =
create_pointer (GDK_DEVICE_MANAGER (device_manager),
GDK_TYPE_DEVICE_VIRTUAL,
"Virtual Core Pointer",
GDK_DEVICE_TYPE_MASTER);
device_manager->system_pointer =
create_pointer (GDK_DEVICE_MANAGER (device_manager),
GDK_TYPE_DEVICE_WIN32,
"System Aggregated Pointer",
GDK_DEVICE_TYPE_SLAVE);
_gdk_device_virtual_set_active (device_manager->core_pointer,
device_manager->system_pointer);
_gdk_device_set_associated_device (device_manager->system_pointer, device_manager->core_pointer);
_gdk_device_add_slave (device_manager->core_pointer, device_manager->system_pointer);
device_manager->core_keyboard =
create_keyboard (GDK_DEVICE_MANAGER (device_manager),
GDK_TYPE_DEVICE_VIRTUAL,
"Virtual Core Keyboard",
GDK_DEVICE_TYPE_MASTER);
device_manager->system_keyboard =
create_keyboard (GDK_DEVICE_MANAGER (device_manager),
GDK_TYPE_DEVICE_WIN32,
"System Aggregated Keyboard",
GDK_DEVICE_TYPE_SLAVE);
_gdk_device_virtual_set_active (device_manager->core_keyboard,
device_manager->system_keyboard);
_gdk_device_set_associated_device (device_manager->system_keyboard, device_manager->core_keyboard);
_gdk_device_add_slave (device_manager->core_keyboard, device_manager->system_keyboard);
_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);
seat = gdk_seat_default_new_for_master_pair (device_manager->core_pointer,
device_manager->core_keyboard);
gdk_display_add_seat (gdk_device_manager_get_display (GDK_DEVICE_MANAGER (object)), seat);
gdk_seat_default_add_slave (GDK_SEAT_DEFAULT (seat), device_manager->system_pointer);
gdk_seat_default_add_slave (GDK_SEAT_DEFAULT (seat), device_manager->system_keyboard);
g_object_unref (seat);
tablet_input_api_user_preference = g_getenv ("GDK_WIN32_TABLET_INPUT_API");
if (g_strcmp0 (tablet_input_api_user_preference, "none") == 0)
{
have_tablet_input_api_preference = TRUE;
_gdk_win32_tablet_input_api = GDK_WIN32_TABLET_INPUT_API_NONE;
}
else if (g_strcmp0 (tablet_input_api_user_preference, "wintab") == 0)
{
have_tablet_input_api_preference = TRUE;
_gdk_win32_tablet_input_api = GDK_WIN32_TABLET_INPUT_API_WINTAB;
}
else if (g_strcmp0 (tablet_input_api_user_preference, "winpointer") == 0)
{
have_tablet_input_api_preference = TRUE;
_gdk_win32_tablet_input_api = GDK_WIN32_TABLET_INPUT_API_WINPOINTER;
}
else
{
have_tablet_input_api_preference = FALSE;
_gdk_win32_tablet_input_api = GDK_WIN32_TABLET_INPUT_API_WINPOINTER;
}
if (_gdk_win32_tablet_input_api == GDK_WIN32_TABLET_INPUT_API_WINPOINTER)
{
if (!winpointer_initialize (device_manager) &&
!have_tablet_input_api_preference)
_gdk_win32_tablet_input_api = GDK_WIN32_TABLET_INPUT_API_WINTAB;
}
if (_gdk_win32_tablet_input_api == GDK_WIN32_TABLET_INPUT_API_WINTAB)
{
/* Only call Wintab init stuff after the default display
* is globally known and accessible through the display manager
* singleton. Approach lifted from gtkmodules.c.
*/
display_manager = gdk_display_manager_get();
g_assert (display_manager != NULL);
default_display = gdk_display_manager_get_default_display (display_manager);
g_assert (default_display == NULL);
g_signal_connect (display_manager, "notify::default-display",
G_CALLBACK (wintab_default_display_notify_cb),
NULL);
}
}
static GList *
gdk_device_manager_win32_list_devices (GdkDeviceManager *device_manager,
GdkDeviceType type)
{
GdkDeviceManagerWin32 *device_manager_win32;
GList *devices = NULL, *l;
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_SLAVE)
{
devices = g_list_prepend (devices, device_manager_win32->system_keyboard);
devices = g_list_prepend (devices, device_manager_win32->system_pointer);
}
for (l = device_manager_win32->winpointer_devices; l != NULL; l = l->next)
{
GdkDevice *device = l->data;
if (gdk_device_get_device_type (device) == type)
devices = g_list_prepend (devices, device);
}
for (l = device_manager_win32->wintab_devices; l != NULL; l = l->next)
{
GdkDevice *device = l->data;
if (gdk_device_get_device_type (device) == type)
devices = g_list_prepend (devices, device);
}
}
return g_list_reverse (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;
}
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 inline void
winpointer_ignore_interaction (UINT32 pointer_id)
{
g_ptr_array_add (winpointer_ignored_interactions, GUINT_TO_POINTER (pointer_id));
}
static inline void
winpointer_remove_ignored_interaction (UINT32 pointer_id)
{
g_ptr_array_remove_fast (winpointer_ignored_interactions, GUINT_TO_POINTER (pointer_id));
}
static inline gboolean
winpointer_should_ignore_interaction (UINT32 pointer_id)
{
return g_ptr_array_find (winpointer_ignored_interactions, GUINT_TO_POINTER (pointer_id), NULL);
}
static inline guint32
winpointer_get_time (MSG *msg, POINTER_INFO *info)
{
return info->dwTime != 0 ? info->dwTime : msg->time;
}
static inline gboolean
winpointer_is_eraser (POINTER_PEN_INFO *pen_info)
{
return (pen_info->penFlags & (PEN_FLAG_INVERTED | PEN_FLAG_ERASER)) != 0;
}
static inline gboolean
winpointer_should_filter_message (MSG *msg,
POINTER_INPUT_TYPE type)
{
switch (type)
{
case PT_TOUCH:
return msg->message == WM_POINTERENTER ||
msg->message == WM_POINTERLEAVE;
break;
}
return FALSE;
}
static GdkDeviceWinpointer*
winpointer_find_device_with_source (GdkDeviceManagerWin32 *device_manager,
HANDLE device_handle,
UINT32 cursor_id,
GdkInputSource input_source)
{
GList *l;
for (l = device_manager->winpointer_devices; l; l = l->next)
{
GdkDeviceWinpointer *device = (GdkDeviceWinpointer*) l->data;
if (device->device_handle == device_handle &&
device->start_cursor_id <= cursor_id &&
device->end_cursor_id >= cursor_id &&
gdk_device_get_source (GDK_DEVICE (device)) == input_source)
return device;
}
return NULL;
}
static GdkEvent*
winpointer_allocate_event (MSG *msg,
POINTER_INFO *info)
{
switch (info->pointerType)
{
case PT_PEN:
switch (msg->message)
{
case WM_POINTERENTER:
g_return_val_if_fail (IS_POINTER_NEW_WPARAM (msg->wParam), NULL);
return gdk_event_new (GDK_PROXIMITY_IN);
break;
case WM_POINTERLEAVE:
g_return_val_if_fail (!IS_POINTER_INRANGE_WPARAM (msg->wParam), NULL);
return gdk_event_new (GDK_PROXIMITY_OUT);
break;
case WM_POINTERDOWN:
return gdk_event_new (GDK_BUTTON_PRESS);
break;
case WM_POINTERUP:
return gdk_event_new (GDK_BUTTON_RELEASE);
break;
case WM_POINTERUPDATE:
return gdk_event_new (GDK_MOTION_NOTIFY);
break;
}
break;
case PT_TOUCH:
if (IS_POINTER_CANCELED_WPARAM (msg->wParam) ||
!HAS_POINTER_CONFIDENCE_WPARAM (msg->wParam))
{
winpointer_ignore_interaction (GET_POINTERID_WPARAM (msg->wParam));
if (((info->pointerFlags & POINTER_FLAG_INCONTACT) &&
(info->pointerFlags & POINTER_FLAG_UPDATE))
|| (info->pointerFlags & POINTER_FLAG_UP))
return gdk_event_new (GDK_TOUCH_CANCEL);
else
return NULL;
}
g_return_val_if_fail (msg->message != WM_POINTERENTER &&
msg->message != WM_POINTERLEAVE, NULL);
switch (msg->message)
{
case WM_POINTERDOWN:
return gdk_event_new (GDK_TOUCH_BEGIN);
break;
case WM_POINTERUP:
return gdk_event_new (GDK_TOUCH_END);
break;
case WM_POINTERUPDATE:
if (IS_POINTER_INCONTACT_WPARAM (msg->wParam))
return gdk_event_new (GDK_TOUCH_UPDATE);
else if (IS_POINTER_PRIMARY_WPARAM (msg->wParam))
return gdk_event_new (GDK_MOTION_NOTIFY);
else
return NULL;
break;
}
break;
}
g_warn_if_reached ();
return NULL;
}
static void
winpointer_make_event (GdkDisplay *display,
GdkDeviceManagerWin32 *device_manager,
GdkDeviceWinpointer *device,
GdkWindow *window,
MSG *msg,
POINTER_INFO *info)
{
guint32 time = 0;
double x_root = 0.0;
double y_root = 0.0;
double x = 0.0;
double y = 0.0;
unsigned int state = 0;
double *axes = NULL;
unsigned int button = 0;
GdkEventSequence *sequence = NULL;
gboolean emulating_pointer = FALSE;
POINT client_area_coordinates;
GdkWindowImplWin32 *impl = NULL;
GdkEvent *evt = NULL;
evt = winpointer_allocate_event (msg, info);
if (!evt)
return;
time = winpointer_get_time (msg, info);
x_root = device->origin_x + info->ptHimetricLocation.x * device->scale_x;
y_root = device->origin_y + info->ptHimetricLocation.y * device->scale_y;
client_area_coordinates.x = 0;
client_area_coordinates.y = 0;
ClientToScreen (GDK_WINDOW_HWND (window), &client_area_coordinates);
x = x_root - client_area_coordinates.x;
y = y_root - client_area_coordinates.y;
/* bring potential win32 negative screen coordinates to
the non-negative screen coordinates that GDK expects. */
x_root += _gdk_offset_x;
y_root += _gdk_offset_y;
/* handle DPI scaling */
impl = GDK_WINDOW_IMPL_WIN32 (window->impl);
x_root /= impl->window_scale;
y_root /= impl->window_scale;
x /= impl->window_scale;
y /= impl->window_scale;
/* info->dwKeyStates is not reliable. We shall use
* GetKeyState here even for Ctrl and Shift. */
state = 0;
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;
device->last_button_mask = 0;
if (((info->pointerFlags & POINTER_FLAG_FIRSTBUTTON) &&
(info->ButtonChangeType != POINTER_CHANGE_FIRSTBUTTON_DOWN))
|| info->ButtonChangeType == POINTER_CHANGE_FIRSTBUTTON_UP)
device->last_button_mask |= GDK_BUTTON1_MASK;
if (((info->pointerFlags & POINTER_FLAG_SECONDBUTTON) &&
(info->ButtonChangeType != POINTER_CHANGE_SECONDBUTTON_DOWN))
|| info->ButtonChangeType == POINTER_CHANGE_SECONDBUTTON_UP)
device->last_button_mask |= GDK_BUTTON3_MASK;
state |= device->last_button_mask;
switch (info->pointerType)
{
case PT_PEN:
{
POINTER_PEN_INFO *pen_info = (POINTER_PEN_INFO*) info;
axes = g_new (double, device->num_axes);
axes[0] = (pen_info->penMask & PEN_MASK_PRESSURE) ? pen_info->pressure / 1024.0 :
(pen_info->pointerInfo.pointerFlags & POINTER_FLAG_INCONTACT) ? 1.0 : 0.0;
axes[1] = (pen_info->penMask & PEN_MASK_TILT_X) ? pen_info->tiltX / 90.0 : 0.0;
axes[2] = (pen_info->penMask & PEN_MASK_TILT_Y) ? pen_info->tiltY / 90.0 : 0.0;
axes[3] = (pen_info->penMask & PEN_MASK_ROTATION) ? pen_info->rotation / 360.0 : 0.0;
}
break;
case PT_TOUCH:
{
POINTER_TOUCH_INFO *touch_info = (POINTER_TOUCH_INFO*) info;
axes = g_new (double, device->num_axes);
axes[0] = (touch_info->touchMask & TOUCH_MASK_PRESSURE) ? touch_info->pressure / 1024.0 :
(touch_info->pointerInfo.pointerFlags & POINTER_FLAG_INCONTACT) ? 1.0 : 0.0;
}
break;
}
if (axes)
{
memcpy (device->last_axis_data, axes, sizeof (double) * device->num_axes);
}
sequence = (GdkEventSequence*) GUINT_TO_POINTER (info->pointerId);
emulating_pointer = (info->pointerFlags & POINTER_FLAG_PRIMARY) != 0;
button = (info->pointerFlags & POINTER_FLAG_FIRSTBUTTON) ||
(info->ButtonChangeType == POINTER_CHANGE_FIRSTBUTTON_UP) ? 1 : 3;
switch (evt->any.type)
{
case GDK_PROXIMITY_IN:
case GDK_PROXIMITY_OUT:
evt->proximity.time = time;
break;
case GDK_BUTTON_PRESS:
case GDK_BUTTON_RELEASE:
evt->button.time = time;
evt->button.x_root = x_root;
evt->button.y_root = y_root;
evt->button.x = x;
evt->button.y = y;
evt->button.state = state;
evt->button.axes = axes;
evt->button.button = button;
break;
case GDK_MOTION_NOTIFY:
evt->motion.time = time;
evt->motion.x_root = x_root;
evt->motion.y_root = y_root;
evt->motion.x = x;
evt->motion.y = y;
evt->motion.state = state;
evt->motion.axes = axes;
break;
case GDK_TOUCH_BEGIN:
case GDK_TOUCH_UPDATE:
case GDK_TOUCH_CANCEL:
case GDK_TOUCH_END:
evt->touch.time = time;
evt->touch.x_root = x_root;
evt->touch.y_root = y_root;
evt->touch.x = x;
evt->touch.y = y;
evt->touch.state = state;
evt->touch.axes = axes;
evt->touch.sequence = sequence;
evt->touch.emulating_pointer = emulating_pointer;
gdk_event_set_pointer_emulated (evt, emulating_pointer);
break;
}
evt->any.send_event = FALSE;
evt->any.window = window;
gdk_event_set_device (evt, device_manager->core_pointer);
gdk_event_set_source_device (evt, GDK_DEVICE (device));
gdk_event_set_device_tool (evt, ((GdkDevice*)device)->last_tool);
gdk_event_set_seat (evt, gdk_device_get_seat (device_manager->core_pointer));
gdk_event_set_screen (evt, gdk_display_get_default_screen (display));
_gdk_device_virtual_set_active (device_manager->core_pointer, GDK_DEVICE (device));
_gdk_win32_append_event (evt);
}
void
gdk_winpointer_input_events (GdkDisplay *display,
GdkWindow *window,
crossing_cb_t crossing_cb,
MSG *msg)
{
GdkDeviceManagerWin32 *device_manager = NULL;
UINT32 pointer_id = GET_POINTERID_WPARAM (msg->wParam);
POINTER_INPUT_TYPE type = PT_POINTER;
UINT32 cursor_id = 0;
G_GNUC_BEGIN_IGNORE_DEPRECATIONS;
device_manager = GDK_DEVICE_MANAGER_WIN32 (gdk_display_get_device_manager (display));
G_GNUC_END_IGNORE_DEPRECATIONS;
if (!getPointerType (pointer_id, &type))
{
WIN32_API_FAILED_LOG_ONCE ("GetPointerType");
return;
}
if (!getPointerCursorId (pointer_id, &cursor_id))
{
WIN32_API_FAILED_LOG_ONCE ("GetPointerCursorId");
return;
}
if (winpointer_should_filter_message (msg, type))
{
return;
}
if (winpointer_should_ignore_interaction (pointer_id))
{
return;
}
switch (type)
{
case PT_PEN:
{
POINTER_PEN_INFO *infos = NULL;
UINT32 history_count = 0;
GdkDeviceWinpointer *device = NULL;
UINT32 h = 0;
do
{
infos = g_new0 (POINTER_PEN_INFO, history_count);
if (!getPointerPenInfoHistory (pointer_id, &history_count, infos))
{
WIN32_API_FAILED_LOG_ONCE ("GetPointerPenInfoHistory");
g_free (infos);
return;
}
}
while (!infos && history_count > 0);
if (history_count == 0)
return;
device = winpointer_find_device_with_source (device_manager,
infos->pointerInfo.sourceDevice,
cursor_id,
winpointer_is_eraser (infos) ?
GDK_SOURCE_ERASER : GDK_SOURCE_PEN);
if (!device)
{
g_free (infos);
return;
}
h = history_count - 1;
if (crossing_cb)
{
POINT screen_pt = infos[h].pointerInfo.ptPixelLocation;
guint32 event_time = winpointer_get_time (msg, &infos[h].pointerInfo);
crossing_cb(display, GDK_DEVICE (device), window, &screen_pt, event_time);
}
do
winpointer_make_event (display,
device_manager,
device,
window,
msg,
(POINTER_INFO*) &infos[h]);
while (h-- > 0);
g_free (infos);
}
break;
case PT_TOUCH:
{
POINTER_TOUCH_INFO *infos = NULL;
UINT32 history_count = 0;
GdkDeviceWinpointer *device = NULL;
UINT32 h = 0;
do
{
infos = g_new0 (POINTER_TOUCH_INFO, history_count);
if (!getPointerTouchInfoHistory (pointer_id, &history_count, infos))
{
WIN32_API_FAILED_LOG_ONCE ("GetPointerTouchInfoHistory");
g_free (infos);
return;
}
}
while (!infos && history_count > 0);
if (history_count == 0)
return;
device = winpointer_find_device_with_source (device_manager,
infos->pointerInfo.sourceDevice,
cursor_id,
GDK_SOURCE_TOUCHSCREEN);
if (!device)
{
g_free (infos);
return;
}
h = history_count - 1;
if (crossing_cb)
{
POINT screen_pt = infos[h].pointerInfo.ptPixelLocation;
guint32 event_time = winpointer_get_time (msg, &infos[h].pointerInfo);
crossing_cb(display, GDK_DEVICE (device), window, &screen_pt, event_time);
}
do
winpointer_make_event (display,
device_manager,
device,
window,
msg,
(POINTER_INFO*) &infos[h]);
while (h-- > 0);
g_free (infos);
}
break;
}
}
gboolean
gdk_winpointer_get_message_info (GdkDisplay *display,
MSG *msg,
GdkDevice **device,
guint32 *time_)
{
GdkDeviceManagerWin32 *device_manager = NULL;
UINT32 pointer_id = GET_POINTERID_WPARAM (msg->wParam);
POINTER_INPUT_TYPE type = PT_POINTER;
UINT32 cursor_id = 0;
G_GNUC_BEGIN_IGNORE_DEPRECATIONS;
device_manager = GDK_DEVICE_MANAGER_WIN32 (gdk_display_get_device_manager (display));
G_GNUC_END_IGNORE_DEPRECATIONS;
if (!getPointerType (pointer_id, &type))
{
WIN32_API_FAILED_LOG_ONCE ("GetPointerType");
return FALSE;
}
if (!getPointerCursorId (pointer_id, &cursor_id))
{
WIN32_API_FAILED_LOG_ONCE ("GetPointerCursorId");
return FALSE;
}
switch (type)
{
case PT_PEN:
{
POINTER_PEN_INFO pen_info;
if (!getPointerPenInfo (pointer_id, &pen_info))
{
WIN32_API_FAILED_LOG_ONCE ("GetPointerPenInfo");
return FALSE;
}
*device = GDK_DEVICE (winpointer_find_device_with_source (device_manager,
pen_info.pointerInfo.sourceDevice,
cursor_id,
winpointer_is_eraser (&pen_info) ?
GDK_SOURCE_ERASER : GDK_SOURCE_PEN));
*time_ = winpointer_get_time (msg, &pen_info.pointerInfo);
}
break;
case PT_TOUCH:
{
POINTER_TOUCH_INFO touch_info;
if (!getPointerTouchInfo (pointer_id, &touch_info))
{
WIN32_API_FAILED_LOG_ONCE ("GetPointerTouchInfo");
return FALSE;
}
*device = GDK_DEVICE (winpointer_find_device_with_source (device_manager,
touch_info.pointerInfo.sourceDevice,
cursor_id,
GDK_SOURCE_TOUCHSCREEN));
*time_ = winpointer_get_time (msg, &touch_info.pointerInfo);
}
break;
default:
g_warn_if_reached ();
return FALSE;
break;
}
return *device ? TRUE : FALSE;
}
gboolean
gdk_winpointer_should_forward_message (MSG *msg)
{
UINT32 pointer_id = GET_POINTERID_WPARAM (msg->wParam);
POINTER_INPUT_TYPE type = PT_POINTER;
if (!getPointerType (pointer_id, &type))
{
WIN32_API_FAILED_LOG_ONCE ("GetPointerType");
return TRUE;
}
return !(type == PT_PEN || type == PT_TOUCH);
}
void
gdk_winpointer_interaction_ended (MSG *msg)
{
winpointer_remove_ignored_interaction (GET_POINTERID_WPARAM (msg->wParam));
}
void
_gdk_wintab_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_wintab_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;
g_return_if_fail (axis_data != NULL);
/* 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.
*
* The same is true of the Huion H610PRO, but in this case
* it's the altitude resolution that's zero. GdkEvents with
* sensible tilts will need both, so only add the GDK tilt axes
* if both wintab axes are going to be well-behaved in use.
*/
if (axes == NULL)
return;
if ((axes[0].axResolution == 0) ||
(axes[1].axResolution == 0))
{
axis_data[0] = 0;
axis_data[1] = 0;
}
else
{
/*
* Tested with a Wacom Intuos 5 touch M (PTH-650) + Wacom drivers 6.3.18-5.
* Wintab's reference angle leads gdk's by 90 degrees.
*/
az = TWOPI * packet->pkOrientation.orAzimuth /
(axes[0].axResolution / 65536.);
az -= G_PI / 2;
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;
}
/* Twist (Rotation) if present */
if (axes[2].axResolution != 0)
axis_data[2] = packet->pkOrientation.orTwist;
}
/*
* 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;
}
int
_gdk_find_wintab_device_index (HCTX hctx)
{
GList *tmp_list;
int devix;
/* Find the index of the Wintab driver's input device (probably zero) */
if (!wintab_contexts)
return -1; /* No tablet devices found or Wintab not initialized yet */
tmp_list = wintab_contexts;
devix = 0;
while (tmp_list)
{
if ((*(HCTX *) (tmp_list->data)) == hctx)
return devix;
else
{
devix++;
tmp_list = tmp_list->next;
}
}
return -1;
}
static GdkDeviceWintab *
gdk_device_manager_find_wintab_device (GdkDeviceManagerWin32 *device_manager,
HCTX hctx,
UINT cursor)
{
GdkDeviceWintab *device;
GList *tmp_list;
for (tmp_list = device_manager->wintab_devices; tmp_list != NULL; tmp_list = tmp_list->next)
{
device = tmp_list->data;
if (device->hctx == hctx &&
device->cursor == cursor)
return device;
}
return NULL;
}
gboolean
gdk_wintab_input_events (GdkDisplay *display,
GdkEvent *event,
MSG *msg,
GdkWindow *window)
{
GdkDeviceManagerWin32 *device_manager;
GdkDeviceWintab *source_device = NULL;
GdkDeviceGrabInfo *last_grab;
GdkEventMask masktest;
guint key_state;
POINT pt;
GdkWindowImplWin32 *impl;
PACKET packet;
gint 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_wintab_input_events: not wintab_window?");
return FALSE;
}
G_GNUC_BEGIN_IGNORE_DEPRECATIONS;
device_manager = GDK_DEVICE_MANAGER_WIN32 (gdk_display_get_device_manager (display));
G_GNUC_END_IGNORE_DEPRECATIONS;
window = gdk_device_get_window_at_position (device_manager->core_pointer, &x, &y);
if (window == NULL)
window = gdk_get_default_root_window ();
g_object_ref (window);
GDK_NOTE (EVENTS_OR_INPUT,
g_print ("gdk_wintab_input_events: window=%p %+d%+d\n",
GDK_WINDOW_HWND (window), x, y));
if (msg->message == WT_PACKET || msg->message == WT_CSRCHANGE)
{
if (!(*p_WTPacket) ((HCTX) msg->lParam, msg->wParam, &packet))
return FALSE;
}
switch (msg->message)
{
case WT_PACKET:
source_device = gdk_device_manager_find_wintab_device (device_manager,
(HCTX) msg->lParam,
packet.pkCursor);
/* Check this first, as we get WT_PROXIMITY for disabled devices too */
if (device_manager->dev_entered_proximity > 0)
{
/* This is the same code as in WT_CSRCHANGE. Some drivers send
* WT_CSRCHANGE after each WT_PROXIMITY with LOWORD(lParam) != 0,
* this code is for those that don't.
*/
device_manager->dev_entered_proximity -= 1;
if (source_device != NULL &&
source_device->sends_core &&
gdk_device_get_mode (GDK_DEVICE (source_device)) != GDK_MODE_DISABLED)
{
_gdk_device_virtual_set_active (device_manager->core_pointer,
GDK_DEVICE (source_device));
_gdk_input_ignore_core += 1;
}
}
else if (source_device != NULL &&
source_device->sends_core &&
gdk_device_get_mode (GDK_DEVICE (source_device)) != GDK_MODE_DISABLED &&
_gdk_input_ignore_core == 0)
{
/* A fallback for cases when two devices (disabled and enabled)
* were in proximity simultaneously.
* In this case the removal of a disabled device would also
* make the system pointer active, as we don't know which
* device was removed and assume it was the enabled one.
* If we are still getting packets for the enabled device,
* it means that the device that was removed was the disabled
* device, so we must make the enabled device active again and
* start ignoring the core pointer events. In practice this means that
* removing a disabled device while an enabled device is still
* in proximity might briefly make the core pointer active/visible.
*/
_gdk_device_virtual_set_active (device_manager->core_pointer,
GDK_DEVICE (source_device));
_gdk_input_ignore_core += 1;
}
if (source_device == NULL ||
gdk_device_get_mode (GDK_DEVICE (source_device)) == GDK_MODE_DISABLED)
return FALSE;
/* 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_WIN32_MODAL_OP_SIZEMOVE_MASK)
{
GDK_NOTE (EVENTS_OR_INPUT, g_print ("... ignored when moving/sizing\n"));
return FALSE;
}
last_grab = _gdk_display_get_last_device_grab (display, GDK_DEVICE (source_device));
if (last_grab && last_grab->window)
{
g_object_unref (window);
window = g_object_ref (last_grab->window);
}
if (window == gdk_get_default_root_window ())
{
GDK_NOTE (EVENTS_OR_INPUT, g_print ("... is root\n"));
return FALSE;
}
num_axes = 0;
if (source_device->pktdata & PK_X)
source_device->last_axis_data[num_axes++] = packet.pkX;
if (source_device->pktdata & PK_Y)
source_device->last_axis_data[num_axes++] = packet.pkY;
if (source_device->pktdata & PK_NORMAL_PRESSURE)
source_device->last_axis_data[num_axes++] = packet.pkNormalPressure;
if (source_device->pktdata & PK_ORIENTATION)
{
decode_tilt (source_device->last_axis_data + num_axes,
source_device->orientation_axes, &packet);
/* we could have 3 axes if twist is present */
if (source_device->orientation_axes[2].axResolution == 0)
{
num_axes += 2;
}
else
{
num_axes += 3;
}
}
if (source_device->pktdata & PK_TANGENT_PRESSURE)
source_device->last_axis_data[num_axes++] = packet.pkTangentPressure;
translated_buttons = button_map[packet.pkButtons & 0x07] | (packet.pkButtons & ~0x07);
if (translated_buttons != source_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 ^ source_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;
}
source_device->button_state ^= button_mask;
}
else
{
event->any.type = GDK_MOTION_NOTIFY;
masktest = GDK_POINTER_MOTION_MASK;
if (source_device->button_state & (1 << 0))
masktest |= GDK_BUTTON_MOTION_MASK | GDK_BUTTON1_MOTION_MASK;
if (source_device->button_state & (1 << 1))
masktest |= GDK_BUTTON_MOTION_MASK | GDK_BUTTON2_MOTION_MASK;
if (source_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 (source_device)) & masktest) == 0 &&
(gdk_device_get_device_type (GDK_DEVICE (source_device)) == GDK_DEVICE_TYPE_SLAVE &&
(gdk_window_get_events (window) & masktest) == 0))
{
GDK_NOTE (EVENTS_OR_INPUT, g_print ("... not selected\n"));
if (window->parent == gdk_get_default_root_window () || window->parent == NULL)
return FALSE;
impl = GDK_WINDOW_IMPL_WIN32 (window->impl);
pt.x = x * impl->window_scale;
pt.y = y * impl->window_scale;
ClientToScreen (GDK_WINDOW_HWND (window), &pt);
g_object_unref (window);
window = window->parent;
impl = GDK_WINDOW_IMPL_WIN32 (window->impl);
g_object_ref (window);
ScreenToClient (GDK_WINDOW_HWND (window), &pt);
x = pt.x / impl->window_scale;
y = pt.y / impl->window_scale;
GDK_NOTE (EVENTS_OR_INPUT, g_print ("... propagating to %p %+d%+d\n",
GDK_WINDOW_HWND (window), x, y));
}
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);
if (source_device->sends_core)
gdk_event_set_device (event, device_manager->core_pointer);
else
gdk_event_set_device (event, GDK_DEVICE (source_device));
gdk_event_set_source_device (event, GDK_DEVICE (source_device));
gdk_event_set_seat (event, gdk_device_get_seat (device_manager->core_pointer));
event->button.axes = g_new (gdouble, num_axes);
gdk_window_get_origin (window, &root_x, &root_y);
_gdk_device_wintab_translate_axes (source_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 | ((source_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;
if (source_device->sends_core)
gdk_event_set_device (event, device_manager->core_pointer);
else
gdk_event_set_device (event, GDK_DEVICE (source_device));
gdk_event_set_source_device (event, GDK_DEVICE (source_device));
gdk_event_set_seat (event, gdk_device_get_seat (device_manager->core_pointer));
event->motion.axes = g_new (gdouble, num_axes);
gdk_window_get_origin (window, &root_x, &root_y);
_gdk_device_wintab_translate_axes (source_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 | ((source_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_CSRCHANGE:
if (device_manager->dev_entered_proximity > 0)
device_manager->dev_entered_proximity -= 1;
if ((source_device =
gdk_device_manager_find_wintab_device (device_manager,
(HCTX) msg->lParam,
packet.pkCursor)) == NULL)
{
/* Check for new cursors and try again */
if (_wintab_recognize_new_cursors(device_manager,
(HCTX) msg->lParam) == 0)
return FALSE;
if ((source_device =
gdk_device_manager_find_wintab_device (device_manager,
(HCTX) msg->lParam,
packet.pkCursor)) == NULL)
return FALSE;
}
if (source_device->sends_core &&
gdk_device_get_mode (GDK_DEVICE (source_device)) != GDK_MODE_DISABLED)
{
_gdk_device_virtual_set_active (device_manager->core_pointer,
GDK_DEVICE (source_device));
_gdk_input_ignore_core += 1;
}
return FALSE;
case WT_PROXIMITY:
if (LOWORD (msg->lParam) == 0)
{
if (_gdk_input_ignore_core > 0)
{
_gdk_input_ignore_core -= 1;
if (_gdk_input_ignore_core == 0)
_gdk_device_virtual_set_active (device_manager->core_pointer,
device_manager->system_pointer);
}
}
else
{
device_manager->dev_entered_proximity += 1;
}
return FALSE;
}
return FALSE;
}
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