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Sweden-Number/dlls/winex11.drv/mouse.c

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/*
* X11 mouse driver
*
* Copyright 1998 Ulrich Weigand
* Copyright 2007 Henri Verbeet
*
* 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 2.1 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "config.h"
#include <math.h>
#include <dlfcn.h>
#include <X11/Xlib.h>
#include <X11/cursorfont.h>
#include <stdarg.h>
#ifdef HAVE_X11_EXTENSIONS_XINPUT2_H
#include <X11/extensions/XInput2.h>
#endif
#ifdef SONAME_LIBXCURSOR
# include <X11/Xcursor/Xcursor.h>
static void *xcursor_handle;
# define MAKE_FUNCPTR(f) static typeof(f) * p##f
MAKE_FUNCPTR(XcursorImageCreate);
MAKE_FUNCPTR(XcursorImageDestroy);
MAKE_FUNCPTR(XcursorImageLoadCursor);
MAKE_FUNCPTR(XcursorImagesCreate);
MAKE_FUNCPTR(XcursorImagesDestroy);
MAKE_FUNCPTR(XcursorImagesLoadCursor);
MAKE_FUNCPTR(XcursorLibraryLoadCursor);
# undef MAKE_FUNCPTR
#endif /* SONAME_LIBXCURSOR */
#define NONAMELESSUNION
#define OEMRESOURCE
#include "windef.h"
#include "winbase.h"
#include "winreg.h"
#include "x11drv.h"
#include "wine/server.h"
#include "wine/unicode.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(cursor);
/**********************************************************************/
#ifndef Button6Mask
#define Button6Mask (1<<13)
#endif
#ifndef Button7Mask
#define Button7Mask (1<<14)
#endif
#define NB_BUTTONS 9 /* Windows can handle 5 buttons and the wheel too */
static const UINT button_down_flags[NB_BUTTONS] =
{
MOUSEEVENTF_LEFTDOWN,
MOUSEEVENTF_MIDDLEDOWN,
MOUSEEVENTF_RIGHTDOWN,
MOUSEEVENTF_WHEEL,
MOUSEEVENTF_WHEEL,
MOUSEEVENTF_HWHEEL,
MOUSEEVENTF_HWHEEL,
MOUSEEVENTF_XDOWN,
MOUSEEVENTF_XDOWN
};
static const UINT button_up_flags[NB_BUTTONS] =
{
MOUSEEVENTF_LEFTUP,
MOUSEEVENTF_MIDDLEUP,
MOUSEEVENTF_RIGHTUP,
0,
0,
0,
0,
MOUSEEVENTF_XUP,
MOUSEEVENTF_XUP
};
static const UINT button_down_data[NB_BUTTONS] =
{
0,
0,
0,
WHEEL_DELTA,
-WHEEL_DELTA,
-WHEEL_DELTA,
WHEEL_DELTA,
XBUTTON1,
XBUTTON2
};
static const UINT button_up_data[NB_BUTTONS] =
{
0,
0,
0,
0,
0,
0,
0,
XBUTTON1,
XBUTTON2
};
XContext cursor_context = 0;
static HWND cursor_window;
static HCURSOR last_cursor;
static DWORD last_cursor_change;
static RECT last_clip_rect;
static HWND last_clip_foreground_window;
static BOOL last_clip_refused;
static RECT clip_rect;
static Cursor create_cursor( HANDLE handle );
#ifdef HAVE_X11_EXTENSIONS_XINPUT2_H
static BOOL xinput2_available;
static BOOL broken_rawevents;
#define MAKE_FUNCPTR(f) static typeof(f) * p##f
MAKE_FUNCPTR(XIGetClientPointer);
MAKE_FUNCPTR(XIFreeDeviceInfo);
MAKE_FUNCPTR(XIQueryDevice);
MAKE_FUNCPTR(XIQueryVersion);
MAKE_FUNCPTR(XISelectEvents);
#undef MAKE_FUNCPTR
#endif
/***********************************************************************
* X11DRV_Xcursor_Init
*
* Load the Xcursor library for use.
*/
void X11DRV_Xcursor_Init(void)
{
#ifdef SONAME_LIBXCURSOR
xcursor_handle = dlopen(SONAME_LIBXCURSOR, RTLD_NOW);
if (!xcursor_handle)
{
WARN("Xcursor failed to load. Using fallback code.\n");
return;
}
#define LOAD_FUNCPTR(f) p##f = dlsym(xcursor_handle, #f)
LOAD_FUNCPTR(XcursorImageCreate);
LOAD_FUNCPTR(XcursorImageDestroy);
LOAD_FUNCPTR(XcursorImageLoadCursor);
LOAD_FUNCPTR(XcursorImagesCreate);
LOAD_FUNCPTR(XcursorImagesDestroy);
LOAD_FUNCPTR(XcursorImagesLoadCursor);
LOAD_FUNCPTR(XcursorLibraryLoadCursor);
#undef LOAD_FUNCPTR
#endif /* SONAME_LIBXCURSOR */
}
/***********************************************************************
* get_empty_cursor
*/
static Cursor get_empty_cursor(void)
{
static Cursor cursor;
static const char data[] = { 0 };
if (!cursor)
{
XColor bg;
Pixmap pixmap;
bg.red = bg.green = bg.blue = 0x0000;
pixmap = XCreateBitmapFromData( gdi_display, root_window, data, 1, 1 );
if (pixmap)
{
Cursor new = XCreatePixmapCursor( gdi_display, pixmap, pixmap, &bg, &bg, 0, 0 );
if (InterlockedCompareExchangePointer( (void **)&cursor, (void *)new, 0 ))
XFreeCursor( gdi_display, new );
XFreePixmap( gdi_display, pixmap );
}
}
return cursor;
}
/***********************************************************************
* set_window_cursor
*/
void set_window_cursor( Window window, HCURSOR handle )
{
Cursor cursor, prev;
if (!handle) cursor = get_empty_cursor();
else if (XFindContext( gdi_display, (XID)handle, cursor_context, (char **)&cursor ))
{
/* try to create it */
if (!(cursor = create_cursor( handle ))) return;
XLockDisplay( gdi_display );
if (!XFindContext( gdi_display, (XID)handle, cursor_context, (char **)&prev ))
{
/* someone else was here first */
XFreeCursor( gdi_display, cursor );
cursor = prev;
}
else
{
XSaveContext( gdi_display, (XID)handle, cursor_context, (char *)cursor );
TRACE( "cursor %p created %lx\n", handle, cursor );
}
XUnlockDisplay( gdi_display );
}
XDefineCursor( gdi_display, window, cursor );
/* make the change take effect immediately */
XFlush( gdi_display );
}
/***********************************************************************
* sync_window_cursor
*/
void sync_window_cursor( Window window )
{
HCURSOR cursor;
SERVER_START_REQ( set_cursor )
{
req->flags = 0;
wine_server_call( req );
cursor = reply->prev_count >= 0 ? wine_server_ptr_handle( reply->prev_handle ) : 0;
}
SERVER_END_REQ;
set_window_cursor( window, cursor );
}
#ifdef HAVE_X11_EXTENSIONS_XINPUT2_H
/***********************************************************************
* update_relative_valuators
*/
static void update_relative_valuators(XIAnyClassInfo **valuators, int n_valuators)
{
struct x11drv_thread_data *thread_data = x11drv_thread_data();
int i;
thread_data->x_valuator.number = -1;
thread_data->y_valuator.number = -1;
for (i = 0; i < n_valuators; i++)
{
XIValuatorClassInfo *class = (XIValuatorClassInfo *)valuators[i];
if (valuators[i]->type != XIValuatorClass) continue;
if (class->label == x11drv_atom( Rel_X ) ||
(!class->label && class->number == 0 && class->mode == XIModeRelative))
thread_data->x_valuator = *class;
else if (class->label == x11drv_atom( Rel_Y ) ||
(!class->label && class->number == 1 && class->mode == XIModeRelative))
thread_data->y_valuator = *class;
}
thread_data->x_valuator.value = 0;
thread_data->y_valuator.value = 0;
}
#endif
/***********************************************************************
* enable_xinput2
*/
static void enable_xinput2(void)
{
#ifdef HAVE_X11_EXTENSIONS_XINPUT2_H
struct x11drv_thread_data *data = x11drv_thread_data();
XIEventMask mask;
XIDeviceInfo *pointer_info;
unsigned char mask_bits[XIMaskLen(XI_LASTEVENT)];
int count;
if (!xinput2_available) return;
if (data->xi2_state == xi_unknown)
{
int major = 2, minor = 0;
if (!pXIQueryVersion( data->display, &major, &minor )) data->xi2_state = xi_disabled;
else
{
data->xi2_state = xi_unavailable;
WARN( "X Input 2 not available\n" );
}
}
if (data->xi2_state == xi_unavailable) return;
if (!pXIGetClientPointer( data->display, None, &data->xi2_core_pointer )) return;
mask.mask = mask_bits;
mask.mask_len = sizeof(mask_bits);
mask.deviceid = XIAllDevices;
memset( mask_bits, 0, sizeof(mask_bits) );
XISetMask( mask_bits, XI_DeviceChanged );
XISetMask( mask_bits, XI_RawMotion );
XISetMask( mask_bits, XI_ButtonPress );
pXISelectEvents( data->display, DefaultRootWindow( data->display ), &mask, 1 );
pointer_info = pXIQueryDevice( data->display, data->xi2_core_pointer, &count );
update_relative_valuators( pointer_info->classes, pointer_info->num_classes );
pXIFreeDeviceInfo( pointer_info );
/* This device info list is only used to find the initial current slave if
* no XI_DeviceChanged events happened. If any hierarchy change occurred that
* might be relevant here (eg. user switching mice after (un)plugging), a
* XI_DeviceChanged event will point us to the right slave. So this list is
* safe to be obtained statically at enable_xinput2() time.
*/
if (data->xi2_devices) pXIFreeDeviceInfo( data->xi2_devices );
data->xi2_devices = pXIQueryDevice( data->display, XIAllDevices, &data->xi2_device_count );
data->xi2_current_slave = 0;
data->xi2_state = xi_enabled;
#endif
}
/***********************************************************************
* disable_xinput2
*/
static void disable_xinput2(void)
{
#ifdef HAVE_X11_EXTENSIONS_XINPUT2_H
struct x11drv_thread_data *data = x11drv_thread_data();
XIEventMask mask;
if (data->xi2_state != xi_enabled) return;
TRACE( "disabling\n" );
data->xi2_state = xi_disabled;
mask.mask = NULL;
mask.mask_len = 0;
mask.deviceid = XIAllDevices;
pXISelectEvents( data->display, DefaultRootWindow( data->display ), &mask, 1 );
pXIFreeDeviceInfo( data->xi2_devices );
data->x_valuator.number = -1;
data->y_valuator.number = -1;
data->x_valuator.value = 0;
data->y_valuator.value = 0;
data->xi2_devices = NULL;
data->xi2_core_pointer = 0;
data->xi2_current_slave = 0;
#endif
}
/***********************************************************************
* grab_clipping_window
*
* Start a pointer grab on the clip window.
*/
static BOOL grab_clipping_window( const RECT *clip )
{
static const WCHAR messageW[] = {'M','e','s','s','a','g','e',0};
struct x11drv_thread_data *data = x11drv_thread_data();
Window clip_window;
HWND msg_hwnd = 0;
POINT pos;
if (GetWindowThreadProcessId( GetDesktopWindow(), NULL ) == GetCurrentThreadId())
return TRUE; /* don't clip in the desktop process */
if (!data) return FALSE;
if (!(clip_window = init_clip_window())) return TRUE;
if (!(msg_hwnd = CreateWindowW( messageW, NULL, 0, 0, 0, 0, 0, HWND_MESSAGE, 0,
GetModuleHandleW(0), NULL )))
return TRUE;
if (keyboard_grabbed)
{
WARN( "refusing to clip to %s\n", wine_dbgstr_rect(clip) );
last_clip_refused = TRUE;
last_clip_foreground_window = GetForegroundWindow();
last_clip_rect = *clip;
return FALSE;
}
else
{
last_clip_refused = FALSE;
}
/* enable XInput2 unless we are already clipping */
if (!data->clip_hwnd) enable_xinput2();
if (data->xi2_state != xi_enabled)
{
WARN( "XInput2 not supported, refusing to clip to %s\n", wine_dbgstr_rect(clip) );
DestroyWindow( msg_hwnd );
ClipCursor( NULL );
return TRUE;
}
TRACE( "clipping to %s win %lx\n", wine_dbgstr_rect(clip), clip_window );
if (!data->clip_hwnd) XUnmapWindow( data->display, clip_window );
pos = virtual_screen_to_root( clip->left, clip->top );
XMoveResizeWindow( data->display, clip_window, pos.x, pos.y,
max( 1, clip->right - clip->left ), max( 1, clip->bottom - clip->top ) );
XMapWindow( data->display, clip_window );
/* if the rectangle is shrinking we may get a pointer warp */
if (!data->clip_hwnd || clip->left > clip_rect.left || clip->top > clip_rect.top ||
clip->right < clip_rect.right || clip->bottom < clip_rect.bottom)
data->warp_serial = NextRequest( data->display );
if (!XGrabPointer( data->display, clip_window, False,
PointerMotionMask | ButtonPressMask | ButtonReleaseMask,
GrabModeAsync, GrabModeAsync, clip_window, None, CurrentTime ))
clipping_cursor = TRUE;
if (!clipping_cursor)
{
disable_xinput2();
DestroyWindow( msg_hwnd );
return FALSE;
}
clip_rect = *clip;
if (!data->clip_hwnd) sync_window_cursor( clip_window );
InterlockedExchangePointer( (void **)&cursor_window, msg_hwnd );
data->clip_hwnd = msg_hwnd;
SendNotifyMessageW( GetDesktopWindow(), WM_X11DRV_CLIP_CURSOR_NOTIFY, 0, (LPARAM)msg_hwnd );
return TRUE;
}
/***********************************************************************
* ungrab_clipping_window
*
* Release the pointer grab on the clip window.
*/
void ungrab_clipping_window(void)
{
Display *display = thread_init_display();
Window clip_window = init_clip_window();
if (!clip_window) return;
TRACE( "no longer clipping\n" );
XUnmapWindow( display, clip_window );
if (clipping_cursor) XUngrabPointer( display, CurrentTime );
clipping_cursor = FALSE;
SendNotifyMessageW( GetDesktopWindow(), WM_X11DRV_CLIP_CURSOR_NOTIFY, 0, 0 );
}
/***********************************************************************
* reset_clipping_window
*
* Forcibly reset the window clipping on external events.
*/
void reset_clipping_window(void)
{
ungrab_clipping_window();
ClipCursor( NULL ); /* make sure the clip rectangle is reset too */
}
/***********************************************************************
* retry_grab_clipping_window
*
* Restore the current clip rectangle or retry the last one if it has
* been refused because of an active keyboard grab.
*/
void retry_grab_clipping_window(void)
{
if (clipping_cursor)
ClipCursor( &clip_rect );
else if (last_clip_refused && GetForegroundWindow() == last_clip_foreground_window)
ClipCursor( &last_clip_rect );
}
/***********************************************************************
* clip_cursor_notify
*
* Notification function called upon receiving a WM_X11DRV_CLIP_CURSOR_NOTIFY.
*/
LRESULT clip_cursor_notify( HWND hwnd, HWND prev_clip_hwnd, HWND new_clip_hwnd )
{
struct x11drv_thread_data *data = x11drv_init_thread_data();
if (hwnd == GetDesktopWindow()) /* change the clip window stored in the desktop process */
{
static HWND clip_hwnd;
HWND prev = clip_hwnd;
clip_hwnd = new_clip_hwnd;
if (prev || new_clip_hwnd) TRACE( "clip hwnd changed from %p to %p\n", prev, new_clip_hwnd );
if (prev) SendNotifyMessageW( prev, WM_X11DRV_CLIP_CURSOR_NOTIFY, (WPARAM)prev, 0 );
}
else if (hwnd == data->clip_hwnd) /* this is a notification that clipping has been reset */
{
TRACE( "clip hwnd reset from %p\n", hwnd );
data->clip_hwnd = 0;
data->clip_reset = GetTickCount();
disable_xinput2();
DestroyWindow( hwnd );
}
else if (prev_clip_hwnd)
{
/* This is a notification send by the desktop window to an old
* dangling clip window.
*/
TRACE( "destroying old clip hwnd %p\n", prev_clip_hwnd );
DestroyWindow( prev_clip_hwnd );
}
return 0;
}
/***********************************************************************
* clip_fullscreen_window
*
* Turn on clipping if the active window is fullscreen.
*/
BOOL clip_fullscreen_window( HWND hwnd, BOOL reset )
{
struct x11drv_win_data *data;
struct x11drv_thread_data *thread_data;
MONITORINFO monitor_info;
HMONITOR monitor;
DWORD style;
BOOL fullscreen;
if (hwnd == GetDesktopWindow()) return FALSE;
style = GetWindowLongW( hwnd, GWL_STYLE );
if (!(style & WS_VISIBLE)) return FALSE;
if ((style & (WS_POPUP | WS_CHILD)) == WS_CHILD) return FALSE;
/* maximized windows don't count as full screen */
if ((style & WS_MAXIMIZE) && (style & WS_CAPTION) == WS_CAPTION) return FALSE;
if (!(data = get_win_data( hwnd ))) return FALSE;
fullscreen = is_window_rect_full_screen( &data->whole_rect );
release_win_data( data );
if (!fullscreen) return FALSE;
if (!(thread_data = x11drv_thread_data())) return FALSE;
if (GetTickCount() - thread_data->clip_reset < 1000) return FALSE;
if (!reset && clipping_cursor && thread_data->clip_hwnd) return FALSE; /* already clipping */
monitor = MonitorFromWindow( hwnd, MONITOR_DEFAULTTONEAREST );
if (!monitor) return FALSE;
monitor_info.cbSize = sizeof(monitor_info);
if (!GetMonitorInfoW( monitor, &monitor_info )) return FALSE;
if (!grab_fullscreen)
{
RECT virtual_rect = get_virtual_screen_rect();
if (!EqualRect( &monitor_info.rcMonitor, &virtual_rect )) return FALSE;
if (is_virtual_desktop()) return FALSE;
}
TRACE( "win %p clipping fullscreen\n", hwnd );
return grab_clipping_window( &monitor_info.rcMonitor );
}
/***********************************************************************
* is_old_motion_event
*/
static BOOL is_old_motion_event( unsigned long serial )
{
struct x11drv_thread_data *thread_data = x11drv_thread_data();
if (!thread_data->warp_serial) return FALSE;
if ((long)(serial - thread_data->warp_serial) < 0) return TRUE;
thread_data->warp_serial = 0; /* we caught up now */
return FALSE;
}
/***********************************************************************
* map_event_coords
*
* Map the input event coordinates so they're relative to the desktop.
*/
static void map_event_coords( HWND hwnd, Window window, Window event_root, int x_root, int y_root, INPUT *input )
{
struct x11drv_thread_data *thread_data;
struct x11drv_win_data *data;
POINT pt = { input->u.mi.dx, input->u.mi.dy };
TRACE( "hwnd %p, window %lx, event_root %lx, x_root %d, y_root %d, input %p\n", hwnd, window, event_root,
x_root, y_root, input );
if (!hwnd)
{
thread_data = x11drv_thread_data();
if (!thread_data->clip_hwnd) return;
if (thread_data->clip_window != window) return;
pt.x += clip_rect.left;
pt.y += clip_rect.top;
}
else if ((data = get_win_data( hwnd )))
{
if (window == root_window) pt = root_to_virtual_screen( pt.x, pt.y );
else if (event_root == root_window) pt = root_to_virtual_screen( x_root, y_root );
else
{
if (window == data->whole_window)
{
pt.x += data->whole_rect.left - data->client_rect.left;
pt.y += data->whole_rect.top - data->client_rect.top;
}
if (GetWindowLongW( hwnd, GWL_EXSTYLE ) & WS_EX_LAYOUTRTL)
pt.x = data->client_rect.right - data->client_rect.left - 1 - pt.x;
MapWindowPoints( hwnd, 0, &pt, 1 );
}
release_win_data( data );
}
TRACE( "mapped %s to %s\n", wine_dbgstr_point( (POINT *)&input->u.mi.dx ), wine_dbgstr_point( &pt ) );
input->u.mi.dx = pt.x;
input->u.mi.dy = pt.y;
}
static BOOL map_raw_event_coords( XIRawEvent *event, INPUT *input )
{
struct x11drv_thread_data *thread_data = x11drv_thread_data();
XIValuatorClassInfo *x = &thread_data->x_valuator, *y = &thread_data->y_valuator;
double x_value = 0, y_value = 0, x_scale, y_scale;
const double *values = event->valuators.values;
RECT virtual_rect;
int i;
if (x->number < 0 || y->number < 0) return FALSE;
if (!event->valuators.mask_len) return FALSE;
if (thread_data->xi2_state != xi_enabled) return FALSE;
/* If there is no slave currently detected, no previous motion nor device
* change events were received. Look it up now on the device list in this
* case.
*/
if (!thread_data->xi2_current_slave)
{
XIDeviceInfo *devices = thread_data->xi2_devices;
for (i = 0; i < thread_data->xi2_device_count; i++)
{
if (devices[i].use != XISlavePointer) continue;
if (devices[i].deviceid != event->deviceid) continue;
if (devices[i].attachment != thread_data->xi2_core_pointer) continue;
thread_data->xi2_current_slave = event->deviceid;
break;
}
}
if (event->deviceid != thread_data->xi2_current_slave) return FALSE;
virtual_rect = get_virtual_screen_rect();
if (x->max <= x->min) x_scale = 1;
else x_scale = (virtual_rect.right - virtual_rect.left) / (x->max - x->min);
if (y->max <= y->min) y_scale = 1;
else y_scale = (virtual_rect.bottom - virtual_rect.top) / (y->max - y->min);
for (i = 0; i <= max( x->number, y->number ); i++)
{
if (!XIMaskIsSet( event->valuators.mask, i )) continue;
if (i == x->number)
{
x_value = *values;
x->value += x_value * x_scale;
}
if (i == y->number)
{
y_value = *values;
y->value += y_value * y_scale;
}
values++;
}
input->u.mi.dx = round( x->value );
input->u.mi.dy = round( y->value );
TRACE( "event %f,%f value %f,%f input %d,%d\n", x_value, y_value, x->value, y->value, input->u.mi.dx, input->u.mi.dy );
x->value -= input->u.mi.dx;
y->value -= input->u.mi.dy;
if (!input->u.mi.dx && !input->u.mi.dy)
{
TRACE( "accumulating motion\n" );
return FALSE;
}
return TRUE;
}
/***********************************************************************
* send_mouse_input
*
* Update the various window states on a mouse event.
*/
static void send_mouse_input( HWND hwnd, Window window, unsigned int state, INPUT *input )
{
struct x11drv_win_data *data;
input->type = INPUT_MOUSE;
if (!hwnd)
{
struct x11drv_thread_data *thread_data = x11drv_thread_data();
HWND clip_hwnd = thread_data->clip_hwnd;
if (!clip_hwnd) return;
if (thread_data->clip_window != window) return;
if (InterlockedExchangePointer( (void **)&cursor_window, clip_hwnd ) != clip_hwnd ||
input->u.mi.time - last_cursor_change > 100)
{
sync_window_cursor( window );
last_cursor_change = input->u.mi.time;
}
__wine_send_input( hwnd, input, NULL );
return;
}
if (!(data = get_win_data( hwnd ))) return;
if (InterlockedExchangePointer( (void **)&cursor_window, hwnd ) != hwnd ||
input->u.mi.time - last_cursor_change > 100)
{
sync_window_cursor( data->whole_window );
last_cursor_change = input->u.mi.time;
}
release_win_data( data );
if (hwnd != GetDesktopWindow())
{
hwnd = GetAncestor( hwnd, GA_ROOT );
if ((input->u.mi.dwFlags & (MOUSEEVENTF_LEFTDOWN|MOUSEEVENTF_RIGHTDOWN)) && hwnd == GetForegroundWindow())
clip_fullscreen_window( hwnd, FALSE );
}
/* update the wine server Z-order */
if (hwnd != x11drv_thread_data()->grab_hwnd &&
/* ignore event if a button is pressed, since the mouse is then grabbed too */
!(state & (Button1Mask|Button2Mask|Button3Mask|Button4Mask|Button5Mask|Button6Mask|Button7Mask)))
{
RECT rect = { input->u.mi.dx, input->u.mi.dy, input->u.mi.dx + 1, input->u.mi.dy + 1 };
SERVER_START_REQ( update_window_zorder )
{
req->window = wine_server_user_handle( hwnd );
req->rect.left = rect.left;
req->rect.top = rect.top;
req->rect.right = rect.right;
req->rect.bottom = rect.bottom;
wine_server_call( req );
}
SERVER_END_REQ;
}
__wine_send_input( hwnd, input, NULL );
}
#ifdef SONAME_LIBXCURSOR
/***********************************************************************
* create_xcursor_frame
*
* Use Xcursor to create a frame of an X cursor from a Windows one.
*/
static XcursorImage *create_xcursor_frame( HDC hdc, const ICONINFOEXW *iinfo, HANDLE icon,
HBITMAP hbmColor, unsigned char *color_bits, int color_size,
HBITMAP hbmMask, unsigned char *mask_bits, int mask_size,
int width, int height, int istep )
{
XcursorImage *image, *ret = NULL;
DWORD delay_jiffies, num_steps;
int x, y, i;
BOOL has_alpha = FALSE;
XcursorPixel *ptr;
image = pXcursorImageCreate( width, height );
if (!image)
{
ERR("X11 failed to produce a cursor frame!\n");
return NULL;
}
image->xhot = iinfo->xHotspot;
image->yhot = iinfo->yHotspot;
image->delay = 100; /* fallback delay, 100 ms */
if (GetCursorFrameInfo(icon, 0x0 /* unknown parameter */, istep, &delay_jiffies, &num_steps) != 0)
image->delay = (100 * delay_jiffies) / 6; /* convert jiffies (1/60s) to milliseconds */
else
WARN("Failed to retrieve animated cursor frame-rate for frame %d.\n", istep);
/* draw the cursor frame to a temporary buffer then copy it into the XcursorImage */
memset( color_bits, 0x00, color_size );
SelectObject( hdc, hbmColor );
if (!DrawIconEx( hdc, 0, 0, icon, width, height, istep, NULL, DI_NORMAL ))
{
TRACE("Could not draw frame %d (walk past end of frames).\n", istep);
goto cleanup;
}
memcpy( image->pixels, color_bits, color_size );
/* check if the cursor frame was drawn with an alpha channel */
for (i = 0, ptr = image->pixels; i < width * height; i++, ptr++)
if ((has_alpha = (*ptr & 0xff000000) != 0)) break;
/* if no alpha channel was drawn then generate it from the mask */
if (!has_alpha)
{
unsigned int width_bytes = (width + 31) / 32 * 4;
/* draw the cursor mask to a temporary buffer */
memset( mask_bits, 0xFF, mask_size );
SelectObject( hdc, hbmMask );
if (!DrawIconEx( hdc, 0, 0, icon, width, height, istep, NULL, DI_MASK ))
{
ERR("Failed to draw frame mask %d.\n", istep);
goto cleanup;
}
/* use the buffer to directly modify the XcursorImage alpha channel */
for (y = 0, ptr = image->pixels; y < height; y++)
for (x = 0; x < width; x++, ptr++)
if (!((mask_bits[y * width_bytes + x / 8] << (x % 8)) & 0x80))
*ptr |= 0xff000000;
}
ret = image;
cleanup:
if (ret == NULL) pXcursorImageDestroy( image );
return ret;
}
/***********************************************************************
* create_xcursor_cursor
*
* Use Xcursor to create an X cursor from a Windows one.
*/
static Cursor create_xcursor_cursor( HDC hdc, const ICONINFOEXW *iinfo, HANDLE icon, int width, int height )
{
unsigned char *color_bits, *mask_bits;
HBITMAP hbmColor = 0, hbmMask = 0;
DWORD nFrames, delay_jiffies, i;
int color_size, mask_size;
BITMAPINFO *info = NULL;
XcursorImages *images;
XcursorImage **imgs;
Cursor cursor = 0;
/* Retrieve the number of frames to render */
if (!GetCursorFrameInfo(icon, 0x0 /* unknown parameter */, 0, &delay_jiffies, &nFrames)) return 0;
if (!(imgs = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(XcursorImage*)*nFrames ))) return 0;
/* Allocate all of the resources necessary to obtain a cursor frame */
if (!(info = HeapAlloc( GetProcessHeap(), 0, FIELD_OFFSET( BITMAPINFO, bmiColors[256] )))) goto cleanup;
info->bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
info->bmiHeader.biWidth = width;
info->bmiHeader.biHeight = -height;
info->bmiHeader.biPlanes = 1;
info->bmiHeader.biCompression = BI_RGB;
info->bmiHeader.biXPelsPerMeter = 0;
info->bmiHeader.biYPelsPerMeter = 0;
info->bmiHeader.biClrUsed = 0;
info->bmiHeader.biClrImportant = 0;
info->bmiHeader.biBitCount = 32;
color_size = width * height * 4;
info->bmiHeader.biSizeImage = color_size;
hbmColor = CreateDIBSection( hdc, info, DIB_RGB_COLORS, (VOID **) &color_bits, NULL, 0);
if (!hbmColor)
{
ERR("Failed to create DIB section for cursor color data!\n");
goto cleanup;
}
info->bmiHeader.biBitCount = 1;
info->bmiColors[0].rgbRed = 0;
info->bmiColors[0].rgbGreen = 0;
info->bmiColors[0].rgbBlue = 0;
info->bmiColors[0].rgbReserved = 0;
info->bmiColors[1].rgbRed = 0xff;
info->bmiColors[1].rgbGreen = 0xff;
info->bmiColors[1].rgbBlue = 0xff;
info->bmiColors[1].rgbReserved = 0;
mask_size = ((width + 31) / 32 * 4) * height; /* width_bytes * height */
info->bmiHeader.biSizeImage = mask_size;
hbmMask = CreateDIBSection( hdc, info, DIB_RGB_COLORS, (VOID **) &mask_bits, NULL, 0);
if (!hbmMask)
{
ERR("Failed to create DIB section for cursor mask data!\n");
goto cleanup;
}
/* Create an XcursorImage for each frame of the cursor */
for (i=0; i<nFrames; i++)
{
imgs[i] = create_xcursor_frame( hdc, iinfo, icon,
hbmColor, color_bits, color_size,
hbmMask, mask_bits, mask_size,
width, height, i );
if (!imgs[i]) goto cleanup;
}
/* Build an X cursor out of all of the frames */
if (!(images = pXcursorImagesCreate( nFrames ))) goto cleanup;
for (images->nimage = 0; images->nimage < nFrames; images->nimage++)
images->images[images->nimage] = imgs[images->nimage];
cursor = pXcursorImagesLoadCursor( gdi_display, images );
pXcursorImagesDestroy( images ); /* Note: this frees each individual frame (calls XcursorImageDestroy) */
HeapFree( GetProcessHeap(), 0, imgs );
imgs = NULL;
cleanup:
if (imgs)
{
/* Failed to produce a cursor, free previously allocated frames */
for (i=0; i<nFrames && imgs[i]; i++)
pXcursorImageDestroy( imgs[i] );
HeapFree( GetProcessHeap(), 0, imgs );
}
/* Cleanup all of the resources used to obtain the frame data */
if (hbmColor) DeleteObject( hbmColor );
if (hbmMask) DeleteObject( hbmMask );
HeapFree( GetProcessHeap(), 0, info );
return cursor;
}
#endif /* SONAME_LIBXCURSOR */
struct system_cursors
{
WORD id;
const char *names[8];
};
static const struct system_cursors user32_cursors[] =
{
{ OCR_NORMAL, { "left_ptr" }},
{ OCR_IBEAM, { "xterm", "text" }},
{ OCR_WAIT, { "watch", "wait" }},
{ OCR_CROSS, { "cross" }},
{ OCR_UP, { "center_ptr" }},
{ OCR_SIZE, { "fleur", "size_all" }},
{ OCR_SIZEALL, { "fleur", "size_all" }},
{ OCR_ICON, { "icon" }},
{ OCR_SIZENWSE, { "top_left_corner", "nw-resize" }},
{ OCR_SIZENESW, { "top_right_corner", "ne-resize" }},
{ OCR_SIZEWE, { "h_double_arrow", "size_hor", "ew-resize" }},
{ OCR_SIZENS, { "v_double_arrow", "size_ver", "ns-resize" }},
{ OCR_NO, { "not-allowed", "forbidden", "no-drop" }},
{ OCR_HAND, { "hand2", "pointer", "pointing-hand" }},
{ OCR_APPSTARTING, { "left_ptr_watch" }},
{ OCR_HELP, { "question_arrow", "help" }},
{ 0 }
};
static const struct system_cursors comctl32_cursors[] =
{
{ 102, { "move", "dnd-move" }},
{ 104, { "copy", "dnd-copy" }},
{ 105, { "left_ptr" }},
{ 106, { "col-resize", "split_v" }},
{ 107, { "col-resize", "split_v" }},
{ 108, { "hand2", "pointer", "pointing-hand" }},
{ 135, { "row-resize", "split_h" }},
{ 0 }
};
static const struct system_cursors ole32_cursors[] =
{
{ 1, { "no-drop", "dnd-no-drop" }},
{ 2, { "move", "dnd-move" }},
{ 3, { "copy", "dnd-copy" }},
{ 4, { "alias", "dnd-link" }},
{ 0 }
};
static const struct system_cursors riched20_cursors[] =
{
{ 105, { "hand2", "pointer", "pointing-hand" }},
{ 107, { "right_ptr" }},
{ 109, { "copy", "dnd-copy" }},
{ 110, { "move", "dnd-move" }},
{ 111, { "no-drop", "dnd-no-drop" }},
{ 0 }
};
static const struct
{
const struct system_cursors *cursors;
WCHAR name[16];
} module_cursors[] =
{
{ user32_cursors, {'u','s','e','r','3','2','.','d','l','l',0} },
{ comctl32_cursors, {'c','o','m','c','t','l','3','2','.','d','l','l',0} },
{ ole32_cursors, {'o','l','e','3','2','.','d','l','l',0} },
{ riched20_cursors, {'r','i','c','h','e','d','2','0','.','d','l','l',0} }
};
struct cursor_font_fallback
{
const char *name;
unsigned int shape;
};
static const struct cursor_font_fallback fallbacks[] =
{
{ "X_cursor", XC_X_cursor },
{ "arrow", XC_arrow },
{ "based_arrow_down", XC_based_arrow_down },
{ "based_arrow_up", XC_based_arrow_up },
{ "boat", XC_boat },
{ "bogosity", XC_bogosity },
{ "bottom_left_corner", XC_bottom_left_corner },
{ "bottom_right_corner", XC_bottom_right_corner },
{ "bottom_side", XC_bottom_side },
{ "bottom_tee", XC_bottom_tee },
{ "box_spiral", XC_box_spiral },
{ "center_ptr", XC_center_ptr },
{ "circle", XC_circle },
{ "clock", XC_clock },
{ "coffee_mug", XC_coffee_mug },
{ "col-resize", XC_sb_h_double_arrow },
{ "cross", XC_cross },
{ "cross_reverse", XC_cross_reverse },
{ "crosshair", XC_crosshair },
{ "diamond_cross", XC_diamond_cross },
{ "dot", XC_dot },
{ "dotbox", XC_dotbox },
{ "double_arrow", XC_double_arrow },
{ "draft_large", XC_draft_large },
{ "draft_small", XC_draft_small },
{ "draped_box", XC_draped_box },
{ "exchange", XC_exchange },
{ "fleur", XC_fleur },
{ "gobbler", XC_gobbler },
{ "gumby", XC_gumby },
{ "h_double_arrow", XC_sb_h_double_arrow },
{ "hand1", XC_hand1 },
{ "hand2", XC_hand2 },
{ "heart", XC_heart },
{ "icon", XC_icon },
{ "iron_cross", XC_iron_cross },
{ "left_ptr", XC_left_ptr },
{ "left_side", XC_left_side },
{ "left_tee", XC_left_tee },
{ "leftbutton", XC_leftbutton },
{ "ll_angle", XC_ll_angle },
{ "lr_angle", XC_lr_angle },
{ "man", XC_man },
{ "middlebutton", XC_middlebutton },
{ "mouse", XC_mouse },
{ "pencil", XC_pencil },
{ "pirate", XC_pirate },
{ "plus", XC_plus },
{ "question_arrow", XC_question_arrow },
{ "right_ptr", XC_right_ptr },
{ "right_side", XC_right_side },
{ "right_tee", XC_right_tee },
{ "rightbutton", XC_rightbutton },
{ "row-resize", XC_sb_v_double_arrow },
{ "rtl_logo", XC_rtl_logo },
{ "sailboat", XC_sailboat },
{ "sb_down_arrow", XC_sb_down_arrow },
{ "sb_h_double_arrow", XC_sb_h_double_arrow },
{ "sb_left_arrow", XC_sb_left_arrow },
{ "sb_right_arrow", XC_sb_right_arrow },
{ "sb_up_arrow", XC_sb_up_arrow },
{ "sb_v_double_arrow", XC_sb_v_double_arrow },
{ "shuttle", XC_shuttle },
{ "sizing", XC_sizing },
{ "spider", XC_spider },
{ "spraycan", XC_spraycan },
{ "star", XC_star },
{ "target", XC_target },
{ "tcross", XC_tcross },
{ "top_left_arrow", XC_top_left_arrow },
{ "top_left_corner", XC_top_left_corner },
{ "top_right_corner", XC_top_right_corner },
{ "top_side", XC_top_side },
{ "top_tee", XC_top_tee },
{ "trek", XC_trek },
{ "ul_angle", XC_ul_angle },
{ "umbrella", XC_umbrella },
{ "ur_angle", XC_ur_angle },
{ "v_double_arrow", XC_sb_v_double_arrow },
{ "watch", XC_watch },
{ "xterm", XC_xterm }
};
static int fallback_cmp( const void *key, const void *member )
{
const struct cursor_font_fallback *fallback = member;
return strcmp( key, fallback->name );
}
static int find_fallback_shape( const char *name )
{
struct cursor_font_fallback *fallback;
if ((fallback = bsearch( name, fallbacks, ARRAY_SIZE( fallbacks ),
sizeof(*fallback), fallback_cmp )))
return fallback->shape;
return -1;
}
/***********************************************************************
* create_xcursor_system_cursor
*
* Create an X cursor for a system cursor.
*/
static Cursor create_xcursor_system_cursor( const ICONINFOEXW *info )
{
static const WCHAR idW[] = {'%','h','u',0};
const struct system_cursors *cursors;
unsigned int i;
Cursor cursor = 0;
HMODULE module;
HKEY key;
const char * const *names = NULL;
WCHAR *p, name[MAX_PATH * 2], valueW[64];
char valueA[64];
DWORD ret;
if (!info->szModName[0]) return 0;
p = strrchrW( info->szModName, '\\' );
strcpyW( name, p ? p + 1 : info->szModName );
p = name + strlenW( name );
*p++ = ',';
if (info->szResName[0]) strcpyW( p, info->szResName );
else sprintfW( p, idW, info->wResID );
valueA[0] = 0;
/* @@ Wine registry key: HKCU\Software\Wine\X11 Driver\Cursors */
if (!RegOpenKeyA( HKEY_CURRENT_USER, "Software\\Wine\\X11 Driver\\Cursors", &key ))
{
DWORD size = sizeof(valueW);
ret = RegQueryValueExW( key, name, NULL, NULL, (BYTE *)valueW, &size );
RegCloseKey( key );
if (!ret)
{
if (!valueW[0]) return 0; /* force standard cursor */
if (!WideCharToMultiByte( CP_UNIXCP, 0, valueW, -1, valueA, sizeof(valueA), NULL, NULL ))
valueA[0] = 0;
goto done;
}
}
if (info->szResName[0]) goto done; /* only integer resources are supported here */
if (!(module = GetModuleHandleW( info->szModName ))) goto done;
for (i = 0; i < ARRAY_SIZE( module_cursors ); i++)
if (GetModuleHandleW( module_cursors[i].name ) == module) break;
if (i == ARRAY_SIZE( module_cursors )) goto done;
cursors = module_cursors[i].cursors;
for (i = 0; cursors[i].id; i++)
if (cursors[i].id == info->wResID)
{
strcpy( valueA, cursors[i].names[0] );
names = cursors[i].names;
break;
}
done:
if (valueA[0])
{
#ifdef SONAME_LIBXCURSOR
if (pXcursorLibraryLoadCursor)
{
if (!names)
cursor = pXcursorLibraryLoadCursor( gdi_display, valueA );
else
while (*names && !cursor) cursor = pXcursorLibraryLoadCursor( gdi_display, *names++ );
}
#endif
if (!cursor)
{
int shape = find_fallback_shape( valueA );
if (shape != -1) cursor = XCreateFontCursor( gdi_display, shape );
}
if (!cursor) WARN( "no system cursor found for %s mapped to %s\n",
debugstr_w(name), debugstr_a(valueA) );
}
else WARN( "no system cursor found for %s\n", debugstr_w(name) );
return cursor;
}
/***********************************************************************
* create_xlib_monochrome_cursor
*
* Create a monochrome X cursor from a Windows one.
*/
static Cursor create_xlib_monochrome_cursor( HDC hdc, const ICONINFOEXW *icon, int width, int height )
{
char buffer[FIELD_OFFSET( BITMAPINFO, bmiColors[256] )];
BITMAPINFO *info = (BITMAPINFO *)buffer;
const int and_y = 0;
const int xor_y = height;
unsigned int width_bytes = (width + 31) / 32 * 4;
unsigned char *mask_bits = NULL;
GC gc;
XColor fg, bg;
XVisualInfo vis = default_visual;
Pixmap src_pixmap, bits_pixmap, mask_pixmap;
struct gdi_image_bits bits;
Cursor cursor = 0;
info->bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
info->bmiHeader.biWidth = width;
info->bmiHeader.biHeight = -height * 2;
info->bmiHeader.biPlanes = 1;
info->bmiHeader.biBitCount = 1;
info->bmiHeader.biCompression = BI_RGB;
info->bmiHeader.biSizeImage = width_bytes * height * 2;
info->bmiHeader.biXPelsPerMeter = 0;
info->bmiHeader.biYPelsPerMeter = 0;
info->bmiHeader.biClrUsed = 0;
info->bmiHeader.biClrImportant = 0;
if (!(mask_bits = HeapAlloc( GetProcessHeap(), 0, info->bmiHeader.biSizeImage ))) goto done;
if (!GetDIBits( hdc, icon->hbmMask, 0, height * 2, mask_bits, info, DIB_RGB_COLORS )) goto done;
vis.depth = 1;
bits.ptr = mask_bits;
bits.free = NULL;
bits.is_copy = TRUE;
if (!(src_pixmap = create_pixmap_from_image( hdc, &vis, info, &bits, DIB_RGB_COLORS ))) goto done;
bits_pixmap = XCreatePixmap( gdi_display, root_window, width, height, 1 );
mask_pixmap = XCreatePixmap( gdi_display, root_window, width, height, 1 );
gc = XCreateGC( gdi_display, src_pixmap, 0, NULL );
XSetGraphicsExposures( gdi_display, gc, False );
/* We have to do some magic here, as cursors are not fully
* compatible between Windows and X11. Under X11, there are
* only 3 possible color cursor: black, white and masked. So
* we map the 4th Windows color (invert the bits on the screen)
* to black and an additional white bit on another place
* (+1,+1). This require some boolean arithmetic:
*
* Windows | X11
* And Xor Result | Bits Mask Result
* 0 0 black | 0 1 background
* 0 1 white | 1 1 foreground
* 1 0 no change | X 0 no change
* 1 1 inverted | 0 1 background
*
* which gives:
* Bits = not 'And' and 'Xor' or 'And2' and 'Xor2'
* Mask = not 'And' or 'Xor' or 'And2' and 'Xor2'
*/
XSetFunction( gdi_display, gc, GXcopy );
XCopyArea( gdi_display, src_pixmap, bits_pixmap, gc, 0, and_y, width, height, 0, 0 );
XCopyArea( gdi_display, src_pixmap, mask_pixmap, gc, 0, and_y, width, height, 0, 0 );
XSetFunction( gdi_display, gc, GXandReverse );
XCopyArea( gdi_display, src_pixmap, bits_pixmap, gc, 0, xor_y, width, height, 0, 0 );
XSetFunction( gdi_display, gc, GXorReverse );
XCopyArea( gdi_display, src_pixmap, mask_pixmap, gc, 0, xor_y, width, height, 0, 0 );
/* additional white */
XSetFunction( gdi_display, gc, GXand );
XCopyArea( gdi_display, src_pixmap, src_pixmap, gc, 0, xor_y, width, height, 0, and_y );
XSetFunction( gdi_display, gc, GXor );
XCopyArea( gdi_display, src_pixmap, mask_pixmap, gc, 0, and_y, width, height, 1, 1 );
XCopyArea( gdi_display, src_pixmap, bits_pixmap, gc, 0, and_y, width, height, 1, 1 );
XFreeGC( gdi_display, gc );
fg.red = fg.green = fg.blue = 0xffff;
bg.red = bg.green = bg.blue = 0;
cursor = XCreatePixmapCursor( gdi_display, bits_pixmap, mask_pixmap,
&fg, &bg, icon->xHotspot, icon->yHotspot );
XFreePixmap( gdi_display, src_pixmap );
XFreePixmap( gdi_display, bits_pixmap );
XFreePixmap( gdi_display, mask_pixmap );
done:
HeapFree( GetProcessHeap(), 0, mask_bits );
return cursor;
}
/***********************************************************************
* create_xlib_load_mono_cursor
*
* Create a monochrome X cursor from a color Windows one by trying to load the monochrome resource.
*/
static Cursor create_xlib_load_mono_cursor( HDC hdc, HANDLE handle, int width, int height )
{
Cursor cursor = None;
HANDLE mono;
ICONINFOEXW info;
BITMAP bm;
if (!(mono = CopyImage( handle, IMAGE_CURSOR, width, height, LR_MONOCHROME | LR_COPYFROMRESOURCE )))
return None;
info.cbSize = sizeof(info);
if (GetIconInfoExW( mono, &info ))
{
if (!info.hbmColor)
{
GetObjectW( info.hbmMask, sizeof(bm), &bm );
bm.bmHeight = max( 1, bm.bmHeight / 2 );
/* make sure hotspot is valid */
if (info.xHotspot >= bm.bmWidth || info.yHotspot >= bm.bmHeight)
{
info.xHotspot = bm.bmWidth / 2;
info.yHotspot = bm.bmHeight / 2;
}
cursor = create_xlib_monochrome_cursor( hdc, &info, bm.bmWidth, bm.bmHeight );
}
else DeleteObject( info.hbmColor );
DeleteObject( info.hbmMask );
}
DestroyCursor( mono );
return cursor;
}
/***********************************************************************
* create_xlib_color_cursor
*
* Create a color X cursor from a Windows one.
*/
static Cursor create_xlib_color_cursor( HDC hdc, const ICONINFOEXW *icon, int width, int height )
{
char buffer[FIELD_OFFSET( BITMAPINFO, bmiColors[256] )];
BITMAPINFO *info = (BITMAPINFO *)buffer;
XColor fg, bg;
Cursor cursor = None;
XVisualInfo vis = default_visual;
Pixmap xor_pixmap, mask_pixmap;
struct gdi_image_bits bits;
unsigned int *color_bits = NULL, *ptr;
unsigned char *mask_bits = NULL, *xor_bits = NULL;
int i, x, y;
BOOL has_alpha = FALSE;
int rfg, gfg, bfg, rbg, gbg, bbg, fgBits, bgBits;
unsigned int width_bytes = (width + 31) / 32 * 4;
info->bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
info->bmiHeader.biWidth = width;
info->bmiHeader.biHeight = -height;
info->bmiHeader.biPlanes = 1;
info->bmiHeader.biBitCount = 1;
info->bmiHeader.biCompression = BI_RGB;
info->bmiHeader.biSizeImage = width_bytes * height;
info->bmiHeader.biXPelsPerMeter = 0;
info->bmiHeader.biYPelsPerMeter = 0;
info->bmiHeader.biClrUsed = 0;
info->bmiHeader.biClrImportant = 0;
if (!(mask_bits = HeapAlloc( GetProcessHeap(), 0, info->bmiHeader.biSizeImage ))) goto done;
if (!GetDIBits( hdc, icon->hbmMask, 0, height, mask_bits, info, DIB_RGB_COLORS )) goto done;
info->bmiHeader.biBitCount = 32;
info->bmiHeader.biSizeImage = width * height * 4;
if (!(color_bits = HeapAlloc( GetProcessHeap(), 0, info->bmiHeader.biSizeImage ))) goto done;
if (!(xor_bits = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, width_bytes * height ))) goto done;
GetDIBits( hdc, icon->hbmColor, 0, height, color_bits, info, DIB_RGB_COLORS );
/* compute fg/bg color and xor bitmap based on average of the color values */
rfg = gfg = bfg = rbg = gbg = bbg = fgBits = 0;
for (y = 0, ptr = color_bits; y < height; y++)
{
for (x = 0; x < width; x++, ptr++)
{
int red = (*ptr >> 16) & 0xff;
int green = (*ptr >> 8) & 0xff;
int blue = (*ptr >> 0) & 0xff;
if (red + green + blue > 0x40)
{
rfg += red;
gfg += green;
bfg += blue;
fgBits++;
xor_bits[y * width_bytes + x / 8] |= 0x80 >> (x % 8);
}
else
{
rbg += red;
gbg += green;
bbg += blue;
}
}
}
if (fgBits)
{
fg.red = rfg * 257 / fgBits;
fg.green = gfg * 257 / fgBits;
fg.blue = bfg * 257 / fgBits;
}
else fg.red = fg.green = fg.blue = 0;
bgBits = width * height - fgBits;
if (bgBits)
{
bg.red = rbg * 257 / bgBits;
bg.green = gbg * 257 / bgBits;
bg.blue = bbg * 257 / bgBits;
}
else bg.red = bg.green = bg.blue = 0;
info->bmiHeader.biBitCount = 1;
info->bmiHeader.biClrUsed = 0;
info->bmiHeader.biSizeImage = width_bytes * height;
/* generate mask from the alpha channel if we have one */
for (i = 0, ptr = color_bits; i < width * height; i++, ptr++)
if ((has_alpha = (*ptr & 0xff000000) != 0)) break;
if (has_alpha)
{
memset( mask_bits, 0, width_bytes * height );
for (y = 0, ptr = color_bits; y < height; y++)
for (x = 0; x < width; x++, ptr++)
if ((*ptr >> 24) > 25) /* more than 10% alpha */
mask_bits[y * width_bytes + x / 8] |= 0x80 >> (x % 8);
}
else /* invert the mask */
{
unsigned int j;
ptr = (unsigned int *)mask_bits;
for (j = 0; j < info->bmiHeader.biSizeImage / sizeof(*ptr); j++, ptr++) *ptr ^= ~0u;
}
vis.depth = 1;
bits.ptr = xor_bits;
bits.free = NULL;
bits.is_copy = TRUE;
if (!(xor_pixmap = create_pixmap_from_image( hdc, &vis, info, &bits, DIB_RGB_COLORS ))) goto done;
bits.ptr = mask_bits;
mask_pixmap = create_pixmap_from_image( hdc, &vis, info, &bits, DIB_RGB_COLORS );
if (mask_pixmap)
{
cursor = XCreatePixmapCursor( gdi_display, xor_pixmap, mask_pixmap,
&fg, &bg, icon->xHotspot, icon->yHotspot );
XFreePixmap( gdi_display, mask_pixmap );
}
XFreePixmap( gdi_display, xor_pixmap );
done:
HeapFree( GetProcessHeap(), 0, color_bits );
HeapFree( GetProcessHeap(), 0, xor_bits );
HeapFree( GetProcessHeap(), 0, mask_bits );
return cursor;
}
/***********************************************************************
* create_cursor
*
* Create an X cursor from a Windows one.
*/
static Cursor create_cursor( HANDLE handle )
{
Cursor cursor = 0;
ICONINFOEXW info;
BITMAP bm;
HDC hdc;
if (!handle) return get_empty_cursor();
info.cbSize = sizeof(info);
if (!GetIconInfoExW( handle, &info )) return 0;
if (use_system_cursors && (cursor = create_xcursor_system_cursor( &info )))
{
DeleteObject( info.hbmColor );
DeleteObject( info.hbmMask );
return cursor;
}
GetObjectW( info.hbmMask, sizeof(bm), &bm );
if (!info.hbmColor) bm.bmHeight = max( 1, bm.bmHeight / 2 );
/* make sure hotspot is valid */
if (info.xHotspot >= bm.bmWidth || info.yHotspot >= bm.bmHeight)
{
info.xHotspot = bm.bmWidth / 2;
info.yHotspot = bm.bmHeight / 2;
}
hdc = CreateCompatibleDC( 0 );
if (info.hbmColor)
{
#ifdef SONAME_LIBXCURSOR
if (pXcursorImagesLoadCursor)
cursor = create_xcursor_cursor( hdc, &info, handle, bm.bmWidth, bm.bmHeight );
#endif
if (!cursor) cursor = create_xlib_load_mono_cursor( hdc, handle, bm.bmWidth, bm.bmHeight );
if (!cursor) cursor = create_xlib_color_cursor( hdc, &info, bm.bmWidth, bm.bmHeight );
DeleteObject( info.hbmColor );
}
else
{
cursor = create_xlib_monochrome_cursor( hdc, &info, bm.bmWidth, bm.bmHeight );
}
DeleteObject( info.hbmMask );
DeleteDC( hdc );
return cursor;
}
/***********************************************************************
* DestroyCursorIcon (X11DRV.@)
*/
void CDECL X11DRV_DestroyCursorIcon( HCURSOR handle )
{
Cursor cursor;
if (!XFindContext( gdi_display, (XID)handle, cursor_context, (char **)&cursor ))
{
TRACE( "%p xid %lx\n", handle, cursor );
XFreeCursor( gdi_display, cursor );
XDeleteContext( gdi_display, (XID)handle, cursor_context );
}
}
/***********************************************************************
* SetCursor (X11DRV.@)
*/
void CDECL X11DRV_SetCursor( HCURSOR handle )
{
if (InterlockedExchangePointer( (void **)&last_cursor, handle ) != handle ||
GetTickCount() - last_cursor_change > 100)
{
last_cursor_change = GetTickCount();
if (cursor_window) SendNotifyMessageW( cursor_window, WM_X11DRV_SET_CURSOR, 0, (LPARAM)handle );
}
}
/***********************************************************************
* SetCursorPos (X11DRV.@)
*/
BOOL CDECL X11DRV_SetCursorPos( INT x, INT y )
{
struct x11drv_thread_data *data = x11drv_init_thread_data();
POINT pos = virtual_screen_to_root( x, y );
if (keyboard_grabbed)
{
WARN( "refusing to warp to %u, %u\n", pos.x, pos.y );
return FALSE;
}
if (!clipping_cursor &&
XGrabPointer( data->display, root_window, False,
PointerMotionMask | ButtonPressMask | ButtonReleaseMask,
GrabModeAsync, GrabModeAsync, None, None, CurrentTime ) != GrabSuccess)
{
WARN( "refusing to warp pointer to %u, %u without exclusive grab\n", pos.x, pos.y );
return FALSE;
}
XWarpPointer( data->display, root_window, root_window, 0, 0, 0, 0, pos.x, pos.y );
data->warp_serial = NextRequest( data->display );
if (!clipping_cursor)
XUngrabPointer( data->display, CurrentTime );
XNoOp( data->display );
XFlush( data->display ); /* avoids bad mouse lag in games that do their own mouse warping */
TRACE( "warped to %d,%d serial %lu\n", x, y, data->warp_serial );
return TRUE;
}
/***********************************************************************
* GetCursorPos (X11DRV.@)
*/
BOOL CDECL X11DRV_GetCursorPos(LPPOINT pos)
{
Display *display = thread_init_display();
Window root, child;
int rootX, rootY, winX, winY;
unsigned int xstate;
BOOL ret;
ret = XQueryPointer( display, root_window, &root, &child, &rootX, &rootY, &winX, &winY, &xstate );
if (ret)
{
POINT old = *pos;
*pos = root_to_virtual_screen( winX, winY );
TRACE( "pointer at %s server pos %s\n", wine_dbgstr_point(pos), wine_dbgstr_point(&old) );
}
return ret;
}
/***********************************************************************
* ClipCursor (X11DRV.@)
*/
BOOL CDECL X11DRV_ClipCursor( LPCRECT clip )
{
RECT virtual_rect = get_virtual_screen_rect();
if (!clip) clip = &virtual_rect;
if (grab_pointer)
{
HWND foreground = GetForegroundWindow();
DWORD tid, pid;
/* forward request to the foreground window if it's in a different thread */
tid = GetWindowThreadProcessId( foreground, &pid );
if (tid && tid != GetCurrentThreadId() && pid == GetCurrentProcessId())
{
TRACE( "forwarding clip request to %p\n", foreground );
SendNotifyMessageW( foreground, WM_X11DRV_CLIP_CURSOR_REQUEST, FALSE, FALSE );
return TRUE;
}
/* we are clipping if the clip rectangle is smaller than the screen */
if (clip->left > virtual_rect.left || clip->right < virtual_rect.right ||
clip->top > virtual_rect.top || clip->bottom < virtual_rect.bottom)
{
if (grab_clipping_window( clip )) return TRUE;
}
else /* if currently clipping, check if we should switch to fullscreen clipping */
{
struct x11drv_thread_data *data = x11drv_thread_data();
if (data && data->clip_hwnd)
{
if (EqualRect( clip, &clip_rect ) || clip_fullscreen_window( foreground, TRUE ))
return TRUE;
}
}
}
ungrab_clipping_window();
return TRUE;
}
/***********************************************************************
* clip_cursor_request
*
* Function called upon receiving a WM_X11DRV_CLIP_CURSOR_REQUEST.
*/
LRESULT clip_cursor_request( HWND hwnd, BOOL fullscreen, BOOL reset )
{
RECT clip;
if (hwnd == GetDesktopWindow())
WARN( "ignoring clip cursor request on desktop window.\n" );
else if (hwnd != GetForegroundWindow())
WARN( "ignoring clip cursor request on non-foreground window.\n" );
else if (fullscreen)
clip_fullscreen_window( hwnd, reset );
else
{
GetClipCursor( &clip );
X11DRV_ClipCursor( &clip );
}
return 0;
}
/***********************************************************************
* move_resize_window
*/
void move_resize_window( HWND hwnd, int dir )
{
Display *display = thread_display();
DWORD pt;
POINT pos;
int button = 0;
XEvent xev;
Window win, root, child;
unsigned int xstate;
if (!(win = X11DRV_get_whole_window( hwnd ))) return;
pt = GetMessagePos();
pos = virtual_screen_to_root( (short)LOWORD( pt ), (short)HIWORD( pt ) );
if (GetKeyState( VK_LBUTTON ) & 0x8000) button = 1;
else if (GetKeyState( VK_MBUTTON ) & 0x8000) button = 2;
else if (GetKeyState( VK_RBUTTON ) & 0x8000) button = 3;
TRACE( "hwnd %p/%lx, pos %s, dir %d, button %d\n", hwnd, win, wine_dbgstr_point(&pos), dir, button );
xev.xclient.type = ClientMessage;
xev.xclient.window = win;
xev.xclient.message_type = x11drv_atom(_NET_WM_MOVERESIZE);
xev.xclient.serial = 0;
xev.xclient.display = display;
xev.xclient.send_event = True;
xev.xclient.format = 32;
xev.xclient.data.l[0] = pos.x; /* x coord */
xev.xclient.data.l[1] = pos.y; /* y coord */
xev.xclient.data.l[2] = dir; /* direction */
xev.xclient.data.l[3] = button; /* button */
xev.xclient.data.l[4] = 0; /* unused */
/* need to ungrab the pointer that may have been automatically grabbed
* with a ButtonPress event */
XUngrabPointer( display, CurrentTime );
XSendEvent(display, root_window, False, SubstructureNotifyMask | SubstructureRedirectMask, &xev);
/* try to detect the end of the size/move by polling for the mouse button to be released */
/* (some apps don't like it if we return before the size/move is done) */
if (!button) return;
SendMessageW( hwnd, WM_ENTERSIZEMOVE, 0, 0 );
for (;;)
{
MSG msg;
INPUT input;
int x, y, rootX, rootY;
if (!XQueryPointer( display, root_window, &root, &child, &rootX, &rootY, &x, &y, &xstate )) break;
if (!(xstate & (Button1Mask << (button - 1))))
{
/* fake a button release event */
pos = root_to_virtual_screen( x, y );
input.type = INPUT_MOUSE;
input.u.mi.dx = pos.x;
input.u.mi.dy = pos.y;
input.u.mi.mouseData = button_up_data[button - 1];
input.u.mi.dwFlags = button_up_flags[button - 1] | MOUSEEVENTF_ABSOLUTE | MOUSEEVENTF_MOVE;
input.u.mi.time = GetTickCount();
input.u.mi.dwExtraInfo = 0;
__wine_send_input( hwnd, &input, NULL );
}
while (PeekMessageW( &msg, 0, 0, 0, PM_REMOVE ))
{
if (!CallMsgFilterW( &msg, MSGF_SIZE ))
{
TranslateMessage( &msg );
DispatchMessageW( &msg );
}
}
if (!(xstate & (Button1Mask << (button - 1)))) break;
MsgWaitForMultipleObjects( 0, NULL, FALSE, 100, QS_ALLINPUT );
}
TRACE( "hwnd %p/%lx done\n", hwnd, win );
SendMessageW( hwnd, WM_EXITSIZEMOVE, 0, 0 );
}
/***********************************************************************
* X11DRV_ButtonPress
*/
BOOL X11DRV_ButtonPress( HWND hwnd, XEvent *xev )
{
XButtonEvent *event = &xev->xbutton;
int buttonNum = event->button - 1;
INPUT input;
if (buttonNum >= NB_BUTTONS) return FALSE;
TRACE( "hwnd %p/%lx button %u pos %d,%d\n", hwnd, event->window, buttonNum, event->x, event->y );
input.u.mi.dx = event->x;
input.u.mi.dy = event->y;
input.u.mi.mouseData = button_down_data[buttonNum];
input.u.mi.dwFlags = button_down_flags[buttonNum] | MOUSEEVENTF_ABSOLUTE | MOUSEEVENTF_MOVE;
input.u.mi.time = EVENT_x11_time_to_win32_time( event->time );
input.u.mi.dwExtraInfo = 0;
update_user_time( event->time );
map_event_coords( hwnd, event->window, event->root, event->x_root, event->y_root, &input );
send_mouse_input( hwnd, event->window, event->state, &input );
return TRUE;
}
/***********************************************************************
* X11DRV_ButtonRelease
*/
BOOL X11DRV_ButtonRelease( HWND hwnd, XEvent *xev )
{
XButtonEvent *event = &xev->xbutton;
int buttonNum = event->button - 1;
INPUT input;
if (buttonNum >= NB_BUTTONS || !button_up_flags[buttonNum]) return FALSE;
TRACE( "hwnd %p/%lx button %u pos %d,%d\n", hwnd, event->window, buttonNum, event->x, event->y );
input.u.mi.dx = event->x;
input.u.mi.dy = event->y;
input.u.mi.mouseData = button_up_data[buttonNum];
input.u.mi.dwFlags = button_up_flags[buttonNum] | MOUSEEVENTF_ABSOLUTE | MOUSEEVENTF_MOVE;
input.u.mi.time = EVENT_x11_time_to_win32_time( event->time );
input.u.mi.dwExtraInfo = 0;
map_event_coords( hwnd, event->window, event->root, event->x_root, event->y_root, &input );
send_mouse_input( hwnd, event->window, event->state, &input );
return TRUE;
}
/***********************************************************************
* X11DRV_MotionNotify
*/
BOOL X11DRV_MotionNotify( HWND hwnd, XEvent *xev )
{
XMotionEvent *event = &xev->xmotion;
INPUT input;
TRACE( "hwnd %p/%lx pos %d,%d is_hint %d serial %lu\n",
hwnd, event->window, event->x, event->y, event->is_hint, event->serial );
input.u.mi.dx = event->x;
input.u.mi.dy = event->y;
input.u.mi.mouseData = 0;
input.u.mi.dwFlags = MOUSEEVENTF_MOVE | MOUSEEVENTF_ABSOLUTE;
input.u.mi.time = EVENT_x11_time_to_win32_time( event->time );
input.u.mi.dwExtraInfo = 0;
if (!hwnd && is_old_motion_event( event->serial ))
{
TRACE( "pos %d,%d old serial %lu, ignoring\n", input.u.mi.dx, input.u.mi.dy, event->serial );
return FALSE;
}
map_event_coords( hwnd, event->window, event->root, event->x_root, event->y_root, &input );
send_mouse_input( hwnd, event->window, event->state, &input );
return TRUE;
}
/***********************************************************************
* X11DRV_EnterNotify
*/
BOOL X11DRV_EnterNotify( HWND hwnd, XEvent *xev )
{
XCrossingEvent *event = &xev->xcrossing;
INPUT input;
TRACE( "hwnd %p/%lx pos %d,%d detail %d\n", hwnd, event->window, event->x, event->y, event->detail );
if (event->detail == NotifyVirtual) return FALSE;
if (hwnd == x11drv_thread_data()->grab_hwnd) return FALSE;
/* simulate a mouse motion event */
input.u.mi.dx = event->x;
input.u.mi.dy = event->y;
input.u.mi.mouseData = 0;
input.u.mi.dwFlags = MOUSEEVENTF_MOVE | MOUSEEVENTF_ABSOLUTE;
input.u.mi.time = EVENT_x11_time_to_win32_time( event->time );
input.u.mi.dwExtraInfo = 0;
if (is_old_motion_event( event->serial ))
{
TRACE( "pos %d,%d old serial %lu, ignoring\n", input.u.mi.dx, input.u.mi.dy, event->serial );
return FALSE;
}
map_event_coords( hwnd, event->window, event->root, event->x_root, event->y_root, &input );
send_mouse_input( hwnd, event->window, event->state, &input );
return TRUE;
}
#ifdef HAVE_X11_EXTENSIONS_XINPUT2_H
/***********************************************************************
* X11DRV_DeviceChanged
*/
static BOOL X11DRV_DeviceChanged( XGenericEventCookie *xev )
{
XIDeviceChangedEvent *event = xev->data;
struct x11drv_thread_data *data = x11drv_thread_data();
if (event->deviceid != data->xi2_core_pointer) return FALSE;
if (event->reason != XISlaveSwitch) return FALSE;
update_relative_valuators( event->classes, event->num_classes );
data->xi2_current_slave = event->sourceid;
return TRUE;
}
/***********************************************************************
* X11DRV_RawMotion
*/
static BOOL X11DRV_RawMotion( XGenericEventCookie *xev )
{
XIRawEvent *event = xev->data;
INPUT input;
if (broken_rawevents && is_old_motion_event( xev->serial ))
{
TRACE( "old serial %lu, ignoring\n", xev->serial );
return FALSE;
}
input.type = INPUT_MOUSE;
input.u.mi.mouseData = 0;
input.u.mi.dwFlags = MOUSEEVENTF_MOVE;
input.u.mi.time = EVENT_x11_time_to_win32_time( event->time );
input.u.mi.dwExtraInfo = 0;
input.u.mi.dx = 0;
input.u.mi.dy = 0;
if (!map_raw_event_coords( event, &input )) return FALSE;
__wine_send_input( 0, &input, NULL );
return TRUE;
}
#endif /* HAVE_X11_EXTENSIONS_XINPUT2_H */
/***********************************************************************
* X11DRV_XInput2_Init
*/
void X11DRV_XInput2_Init(void)
{
#if defined(SONAME_LIBXI) && defined(HAVE_X11_EXTENSIONS_XINPUT2_H)
int event, error;
void *libxi_handle = dlopen( SONAME_LIBXI, RTLD_NOW );
if (!libxi_handle)
{
WARN( "couldn't load %s\n", SONAME_LIBXI );
return;
}
#define LOAD_FUNCPTR(f) \
if (!(p##f = dlsym( libxi_handle, #f))) \
{ \
WARN("Failed to load %s.\n", #f); \
return; \
}
LOAD_FUNCPTR(XIGetClientPointer);
LOAD_FUNCPTR(XIFreeDeviceInfo);
LOAD_FUNCPTR(XIQueryDevice);
LOAD_FUNCPTR(XIQueryVersion);
LOAD_FUNCPTR(XISelectEvents);
#undef LOAD_FUNCPTR
xinput2_available = XQueryExtension( gdi_display, "XInputExtension", &xinput2_opcode, &event, &error );
/* Until version 1.10.4 rawinput was broken in XOrg, see
* https://bugs.freedesktop.org/show_bug.cgi?id=30068 */
broken_rawevents = strstr(XServerVendor( gdi_display ), "X.Org") &&
XVendorRelease( gdi_display ) < 11004000;
#else
TRACE( "X Input 2 support not compiled in.\n" );
#endif
}
/***********************************************************************
* X11DRV_GenericEvent
*/
BOOL X11DRV_GenericEvent( HWND hwnd, XEvent *xev )
{
BOOL ret = FALSE;
#ifdef HAVE_X11_EXTENSIONS_XINPUT2_H
XGenericEventCookie *event = &xev->xcookie;
if (!event->data) return FALSE;
if (event->extension != xinput2_opcode) return FALSE;
switch (event->evtype)
{
case XI_DeviceChanged:
ret = X11DRV_DeviceChanged( event );
break;
case XI_RawMotion:
ret = X11DRV_RawMotion( event );
break;
default:
TRACE( "Unhandled event %#x\n", event->evtype );
break;
}
#endif
return ret;
}
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