1121 lines
37 KiB
C
1121 lines
37 KiB
C
/*
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* X11 mouse driver
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*
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* Copyright 1998 Ulrich Weigand
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* Copyright 2007 Henri Verbeet
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include "config.h"
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#include "wine/port.h"
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#include <X11/Xlib.h>
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#include <stdarg.h>
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#ifdef SONAME_LIBXCURSOR
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# include <X11/Xcursor/Xcursor.h>
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static void *xcursor_handle;
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# define MAKE_FUNCPTR(f) static typeof(f) * p##f
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MAKE_FUNCPTR(XcursorImageCreate);
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MAKE_FUNCPTR(XcursorImageDestroy);
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MAKE_FUNCPTR(XcursorImageLoadCursor);
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# undef MAKE_FUNCPTR
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#endif /* SONAME_LIBXCURSOR */
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#define NONAMELESSUNION
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#define NONAMELESSSTRUCT
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#include "windef.h"
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#include "winbase.h"
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#include "wine/winuser16.h"
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#include "x11drv.h"
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#include "wine/server.h"
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#include "wine/library.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(cursor);
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/**********************************************************************/
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#ifndef Button6Mask
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#define Button6Mask (1<<13)
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#endif
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#ifndef Button7Mask
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#define Button7Mask (1<<14)
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#endif
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#define NB_BUTTONS 7 /* Windows can handle 5 buttons and the wheel too */
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static const UINT button_down_flags[NB_BUTTONS] =
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{
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MOUSEEVENTF_LEFTDOWN,
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MOUSEEVENTF_MIDDLEDOWN,
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MOUSEEVENTF_RIGHTDOWN,
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MOUSEEVENTF_WHEEL,
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MOUSEEVENTF_WHEEL,
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MOUSEEVENTF_XDOWN,
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MOUSEEVENTF_XDOWN
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};
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static const UINT button_up_flags[NB_BUTTONS] =
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{
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MOUSEEVENTF_LEFTUP,
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MOUSEEVENTF_MIDDLEUP,
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MOUSEEVENTF_RIGHTUP,
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0,
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0,
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MOUSEEVENTF_XUP,
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MOUSEEVENTF_XUP
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};
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POINT cursor_pos;
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static DWORD last_time_modified;
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static RECT cursor_clip; /* Cursor clipping rect */
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BOOL X11DRV_SetCursorPos( INT x, INT y );
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/***********************************************************************
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* X11DRV_Xcursor_Init
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*
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* Load the Xcursor library for use.
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*/
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void X11DRV_Xcursor_Init(void)
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{
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#ifdef SONAME_LIBXCURSOR
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xcursor_handle = wine_dlopen(SONAME_LIBXCURSOR, RTLD_NOW, NULL, 0);
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if (!xcursor_handle) /* wine_dlopen failed. */
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{
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WARN("Xcursor failed to load. Using fallback code.\n");
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return;
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}
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#define LOAD_FUNCPTR(f) \
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p##f = wine_dlsym(xcursor_handle, #f, NULL, 0)
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LOAD_FUNCPTR(XcursorImageCreate);
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LOAD_FUNCPTR(XcursorImageDestroy);
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LOAD_FUNCPTR(XcursorImageLoadCursor);
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#undef LOAD_FUNCPTR
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#endif /* SONAME_LIBXCURSOR */
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}
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/***********************************************************************
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* get_coords
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*
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* get the coordinates of a mouse event
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*/
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static inline void get_coords( HWND hwnd, Window window, int x, int y, POINT *pt )
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{
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struct x11drv_win_data *data = X11DRV_get_win_data( hwnd );
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if (!data) return;
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if (window == data->client_window)
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{
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pt->x = x + data->client_rect.left;
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pt->y = y + data->client_rect.top;
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}
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else
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{
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pt->x = x + data->whole_rect.left;
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pt->y = y + data->whole_rect.top;
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}
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}
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/***********************************************************************
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* clip_point_to_rect
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*
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* Clip point to the provided rectangle
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*/
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static inline void clip_point_to_rect( LPCRECT rect, LPPOINT pt )
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{
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if (pt->x < rect->left) pt->x = rect->left;
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else if (pt->x >= rect->right) pt->x = rect->right - 1;
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if (pt->y < rect->top) pt->y = rect->top;
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else if (pt->y >= rect->bottom) pt->y = rect->bottom - 1;
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}
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/***********************************************************************
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* update_button_state
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*
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* Update the button state with what X provides us
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*/
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static inline void update_button_state( unsigned int state )
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{
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key_state_table[VK_LBUTTON] = (state & Button1Mask ? 0x80 : 0);
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key_state_table[VK_MBUTTON] = (state & Button2Mask ? 0x80 : 0);
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key_state_table[VK_RBUTTON] = (state & Button3Mask ? 0x80 : 0);
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/* X-buttons are not reported from XQueryPointer */
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}
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/***********************************************************************
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* update_mouse_state
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*
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* Update the various window states on a mouse event.
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*/
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static void update_mouse_state( HWND hwnd, Window window, int x, int y, unsigned int state, POINT *pt )
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{
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struct x11drv_thread_data *data = x11drv_thread_data();
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get_coords( hwnd, window, x, y, pt );
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/* update the cursor */
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if (data->cursor_window != window)
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{
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data->cursor_window = window;
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wine_tsx11_lock();
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if (data->cursor) XDefineCursor( data->display, window, data->cursor );
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wine_tsx11_unlock();
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}
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/* update the wine server Z-order */
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if (window != data->grab_window &&
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/* ignore event if a button is pressed, since the mouse is then grabbed too */
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!(state & (Button1Mask|Button2Mask|Button3Mask|Button4Mask|Button5Mask|Button6Mask|Button7Mask)))
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{
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SERVER_START_REQ( update_window_zorder )
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{
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req->window = hwnd;
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req->rect.left = pt->x;
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req->rect.top = pt->y;
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req->rect.right = pt->x + 1;
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req->rect.bottom = pt->y + 1;
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wine_server_call( req );
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}
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SERVER_END_REQ;
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}
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}
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/***********************************************************************
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* get_key_state
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*/
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static WORD get_key_state(void)
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{
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WORD ret = 0;
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if (GetSystemMetrics( SM_SWAPBUTTON ))
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{
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if (key_state_table[VK_RBUTTON] & 0x80) ret |= MK_LBUTTON;
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if (key_state_table[VK_LBUTTON] & 0x80) ret |= MK_RBUTTON;
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}
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else
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{
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if (key_state_table[VK_LBUTTON] & 0x80) ret |= MK_LBUTTON;
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if (key_state_table[VK_RBUTTON] & 0x80) ret |= MK_RBUTTON;
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}
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if (key_state_table[VK_MBUTTON] & 0x80) ret |= MK_MBUTTON;
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if (key_state_table[VK_SHIFT] & 0x80) ret |= MK_SHIFT;
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if (key_state_table[VK_CONTROL] & 0x80) ret |= MK_CONTROL;
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if (key_state_table[VK_XBUTTON1] & 0x80) ret |= MK_XBUTTON1;
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if (key_state_table[VK_XBUTTON2] & 0x80) ret |= MK_XBUTTON2;
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return ret;
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}
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/***********************************************************************
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* queue_raw_mouse_message
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*/
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static void queue_raw_mouse_message( UINT message, HWND hwnd, DWORD x, DWORD y,
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DWORD data, DWORD time, DWORD extra_info, UINT injected_flags )
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{
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MSLLHOOKSTRUCT hook;
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hook.pt.x = x;
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hook.pt.y = y;
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hook.mouseData = MAKELONG( 0, data );
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hook.flags = injected_flags;
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hook.time = time;
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hook.dwExtraInfo = extra_info;
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last_time_modified = GetTickCount();
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if (HOOK_CallHooks( WH_MOUSE_LL, HC_ACTION, message, (LPARAM)&hook, TRUE )) return;
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SERVER_START_REQ( send_hardware_message )
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{
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req->id = (injected_flags & LLMHF_INJECTED) ? 0 : GetCurrentThreadId();
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req->win = hwnd;
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req->msg = message;
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req->wparam = MAKEWPARAM( get_key_state(), data );
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req->lparam = 0;
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req->x = x;
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req->y = y;
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req->time = time;
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req->info = extra_info;
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wine_server_call( req );
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}
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SERVER_END_REQ;
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}
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/***********************************************************************
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* X11DRV_send_mouse_input
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*/
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void X11DRV_send_mouse_input( HWND hwnd, DWORD flags, DWORD x, DWORD y,
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DWORD data, DWORD time, DWORD extra_info, UINT injected_flags )
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{
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POINT pt;
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if (flags & MOUSEEVENTF_MOVE && flags & MOUSEEVENTF_ABSOLUTE)
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{
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if (injected_flags & LLMHF_INJECTED)
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{
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pt.x = (x * screen_width) >> 16;
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pt.y = (y * screen_height) >> 16;
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}
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else
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{
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pt.x = x;
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pt.y = y;
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wine_tsx11_lock();
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if (cursor_pos.x == x && cursor_pos.y == y &&
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(flags & ~(MOUSEEVENTF_MOVE | MOUSEEVENTF_ABSOLUTE)))
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flags &= ~MOUSEEVENTF_MOVE;
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wine_tsx11_unlock();
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}
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}
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else if (flags & MOUSEEVENTF_MOVE)
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{
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int accel[3], xMult = 1, yMult = 1;
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/* dx and dy can be negative numbers for relative movements */
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SystemParametersInfoW(SPI_GETMOUSE, 0, accel, 0);
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if (abs(x) > accel[0] && accel[2] != 0)
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{
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xMult = 2;
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if ((abs(x) > accel[1]) && (accel[2] == 2)) xMult = 4;
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}
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if (abs(y) > accel[0] && accel[2] != 0)
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{
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yMult = 2;
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if ((abs(y) > accel[1]) && (accel[2] == 2)) yMult = 4;
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}
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wine_tsx11_lock();
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pt.x = cursor_pos.x + (long)x * xMult;
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pt.y = cursor_pos.y + (long)y * yMult;
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wine_tsx11_unlock();
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}
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else
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{
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wine_tsx11_lock();
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pt = cursor_pos;
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wine_tsx11_unlock();
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}
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if (flags & MOUSEEVENTF_MOVE)
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{
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queue_raw_mouse_message( WM_MOUSEMOVE, hwnd, pt.x, pt.y, data, time,
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extra_info, injected_flags );
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if ((injected_flags & LLMHF_INJECTED) &&
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((flags & MOUSEEVENTF_ABSOLUTE) || x || y)) /* we have to actually move the cursor */
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{
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X11DRV_SetCursorPos( pt.x, pt.y );
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}
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else
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{
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wine_tsx11_lock();
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clip_point_to_rect( &cursor_clip, &pt);
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cursor_pos = pt;
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wine_tsx11_unlock();
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}
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}
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if (flags & MOUSEEVENTF_LEFTDOWN)
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{
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key_state_table[VK_LBUTTON] |= 0xc0;
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queue_raw_mouse_message( GetSystemMetrics(SM_SWAPBUTTON) ? WM_RBUTTONDOWN : WM_LBUTTONDOWN,
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hwnd, pt.x, pt.y, data, time, extra_info, injected_flags );
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}
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if (flags & MOUSEEVENTF_LEFTUP)
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{
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key_state_table[VK_LBUTTON] &= ~0x80;
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queue_raw_mouse_message( GetSystemMetrics(SM_SWAPBUTTON) ? WM_RBUTTONUP : WM_LBUTTONUP,
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hwnd, pt.x, pt.y, data, time, extra_info, injected_flags );
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}
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if (flags & MOUSEEVENTF_RIGHTDOWN)
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{
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key_state_table[VK_RBUTTON] |= 0xc0;
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queue_raw_mouse_message( GetSystemMetrics(SM_SWAPBUTTON) ? WM_LBUTTONDOWN : WM_RBUTTONDOWN,
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hwnd, pt.x, pt.y, data, time, extra_info, injected_flags );
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}
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if (flags & MOUSEEVENTF_RIGHTUP)
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{
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key_state_table[VK_RBUTTON] &= ~0x80;
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queue_raw_mouse_message( GetSystemMetrics(SM_SWAPBUTTON) ? WM_LBUTTONUP : WM_RBUTTONUP,
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hwnd, pt.x, pt.y, data, time, extra_info, injected_flags );
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}
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if (flags & MOUSEEVENTF_MIDDLEDOWN)
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{
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key_state_table[VK_MBUTTON] |= 0xc0;
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queue_raw_mouse_message( WM_MBUTTONDOWN, hwnd, pt.x, pt.y, data, time,
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extra_info, injected_flags );
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}
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if (flags & MOUSEEVENTF_MIDDLEUP)
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{
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key_state_table[VK_MBUTTON] &= ~0x80;
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queue_raw_mouse_message( WM_MBUTTONUP, hwnd, pt.x, pt.y, data, time,
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extra_info, injected_flags );
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}
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if (flags & MOUSEEVENTF_WHEEL)
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{
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queue_raw_mouse_message( WM_MOUSEWHEEL, hwnd, pt.x, pt.y, data, time,
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extra_info, injected_flags );
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}
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if (flags & MOUSEEVENTF_XDOWN)
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{
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key_state_table[VK_XBUTTON1 + data - 1] |= 0xc0;
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queue_raw_mouse_message( WM_XBUTTONDOWN, hwnd, pt.x, pt.y, data, time,
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extra_info, injected_flags );
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}
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if (flags & MOUSEEVENTF_XUP)
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{
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key_state_table[VK_XBUTTON1 + data - 1] &= ~0x80;
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queue_raw_mouse_message( WM_XBUTTONUP, hwnd, pt.x, pt.y, data, time,
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extra_info, injected_flags );
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}
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}
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#ifdef SONAME_LIBXCURSOR
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|
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/***********************************************************************
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* create_cursor_image
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*
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* Create an XcursorImage from a CURSORICONINFO
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*/
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static XcursorImage *create_cursor_image( CURSORICONINFO *ptr )
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{
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int x, xmax;
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int y, ymax;
|
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int and_size, xor_size;
|
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unsigned char *and_bits, *and_ptr, *xor_bits, *xor_ptr;
|
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int and_width_bytes, xor_width_bytes;
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XcursorPixel *pixel_ptr;
|
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XcursorImage *image;
|
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BOOL alpha_zero = TRUE;
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|
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ymax = (ptr->nHeight > 32) ? 32 : ptr->nHeight;
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xmax = (ptr->nWidth > 32) ? 32 : ptr->nWidth;
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and_width_bytes = xmax / 8;
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xor_width_bytes = and_width_bytes * ptr->bBitsPerPixel;
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|
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and_size = ptr->nWidth * ptr->nHeight / 8;
|
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and_ptr = and_bits = (unsigned char *)(ptr + 1);
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|
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xor_size = xor_width_bytes * ptr->nHeight;
|
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xor_ptr = xor_bits = and_ptr + and_size;
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|
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image = pXcursorImageCreate( xmax, ymax );
|
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pixel_ptr = image->pixels;
|
|
|
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/* Generally 32 bit bitmaps have an alpha channel which is used in favor
|
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* of the AND mask. However, if all pixels have alpha = 0x00, the bitmap
|
|
* is treated like one without alpha and the masks are used. As soon as
|
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* one pixel has alpha != 0x00, and the mask ignored as described in the
|
|
* docs.
|
|
*
|
|
* This is most likely for applications which create the bitmaps with
|
|
* CreateDIBitmap, which creates a device dependent bitmap, so the format
|
|
* that arrives when loading depends on the screen's bpp. Apps that were
|
|
* written at 8 / 16 bpp times do not know about the 32 bit alpha, so
|
|
* they would get a completely transparent cursor on 32 bit displays.
|
|
*
|
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* Non-32 bit bitmaps always use the AND mask
|
|
*/
|
|
if(ptr->bBitsPerPixel == 32)
|
|
{
|
|
for (y = 0; alpha_zero && y < ymax; ++y)
|
|
{
|
|
xor_ptr = xor_bits + (y * xor_width_bytes);
|
|
for (x = 0; x < xmax; ++x)
|
|
{
|
|
if (xor_ptr[3] != 0x00)
|
|
{
|
|
alpha_zero = FALSE;
|
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break;
|
|
}
|
|
xor_ptr+=4;
|
|
}
|
|
}
|
|
}
|
|
|
|
/* On windows, to calculate the color for a pixel, first an AND is done
|
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* with the background and the "and" bitmap, then an XOR with the "xor"
|
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* bitmap. This means that when the data in the "and" bitmap is 0, the
|
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* pixel will get the color as specified in the "xor" bitmap.
|
|
* However, if the data in the "and" bitmap is 1, the result will be the
|
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* background XOR'ed with the value in the "xor" bitmap. In case the "xor"
|
|
* data is completely black (0x000000) the pixel will become transparent,
|
|
* in case it's white (0xffffff) the pixel will become the inverse of the
|
|
* background color.
|
|
*
|
|
* Since we can't support inverting colors, we map the grayscale value of
|
|
* the "xor" data to the alpha channel, and xor the color with either
|
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* black or white.
|
|
*/
|
|
for (y = 0; y < ymax; ++y)
|
|
{
|
|
and_ptr = and_bits + (y * and_width_bytes);
|
|
xor_ptr = xor_bits + (y * xor_width_bytes);
|
|
|
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for (x = 0; x < xmax; ++x)
|
|
{
|
|
/* Xcursor pixel data is in ARGB format, with A in the high byte */
|
|
switch (ptr->bBitsPerPixel)
|
|
{
|
|
case 32:
|
|
/* BGRA, 8 bits each */
|
|
*pixel_ptr = *xor_ptr++;
|
|
*pixel_ptr |= *xor_ptr++ << 8;
|
|
*pixel_ptr |= *xor_ptr++ << 16;
|
|
*pixel_ptr |= *xor_ptr++ << 24;
|
|
break;
|
|
|
|
case 24:
|
|
/* BGR, 8 bits each */
|
|
*pixel_ptr = *xor_ptr++;
|
|
*pixel_ptr |= *xor_ptr++ << 8;
|
|
*pixel_ptr |= *xor_ptr++ << 16;
|
|
break;
|
|
|
|
case 16:
|
|
/* BGR, 5 red, 6 green, 5 blue */
|
|
*pixel_ptr = *xor_ptr * 0x1f;
|
|
*pixel_ptr |= (*xor_ptr & 0xe0) << 3;
|
|
++xor_ptr;
|
|
*pixel_ptr |= (*xor_ptr & 0x07) << 11;
|
|
*pixel_ptr |= (*xor_ptr & 0xf8) << 13;
|
|
break;
|
|
|
|
case 1:
|
|
if (*xor_ptr & (1 << (7 - (x & 7)))) *pixel_ptr = 0xffffff;
|
|
else *pixel_ptr = 0;
|
|
if ((x & 7) == 7) ++xor_ptr;
|
|
break;
|
|
|
|
default:
|
|
FIXME("Currently no support for cursors with %d bits per pixel\n", ptr->bBitsPerPixel);
|
|
return 0;
|
|
}
|
|
|
|
if (alpha_zero)
|
|
{
|
|
/* Alpha channel */
|
|
if (~*and_ptr & (1 << (7 - (x & 7)))) *pixel_ptr |= 0xff << 24;
|
|
else if (*pixel_ptr)
|
|
{
|
|
int alpha = (*pixel_ptr & 0xff) * 0.30f
|
|
+ ((*pixel_ptr & 0xff00) >> 8) * 0.55f
|
|
+ ((*pixel_ptr & 0xff0000) >> 16) * 0.15f;
|
|
*pixel_ptr ^= ((x + y) % 2) ? 0xffffff : 0x000000;
|
|
*pixel_ptr |= alpha << 24;
|
|
}
|
|
if ((x & 7) == 7) ++and_ptr;
|
|
}
|
|
++pixel_ptr;
|
|
}
|
|
}
|
|
|
|
return image;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* create_xcursor_cursor
|
|
*
|
|
* Use Xcursor to create an X cursor from a Windows one.
|
|
*/
|
|
static Cursor create_xcursor_cursor( Display *display, CURSORICONINFO *ptr )
|
|
{
|
|
Cursor cursor;
|
|
XcursorImage *image;
|
|
|
|
if (!ptr) /* Create an empty cursor */
|
|
{
|
|
image = pXcursorImageCreate( 1, 1 );
|
|
image->xhot = 0;
|
|
image->yhot = 0;
|
|
*(image->pixels) = 0;
|
|
cursor = pXcursorImageLoadCursor( display, image );
|
|
pXcursorImageDestroy( image );
|
|
|
|
return cursor;
|
|
}
|
|
|
|
image = create_cursor_image( ptr );
|
|
if (!image) return 0;
|
|
|
|
/* Make sure hotspot is valid */
|
|
image->xhot = ptr->ptHotSpot.x;
|
|
image->yhot = ptr->ptHotSpot.y;
|
|
if (image->xhot >= image->width ||
|
|
image->yhot >= image->height)
|
|
{
|
|
image->xhot = image->width / 2;
|
|
image->yhot = image->height / 2;
|
|
}
|
|
|
|
image->delay = 0;
|
|
|
|
cursor = pXcursorImageLoadCursor( display, image );
|
|
pXcursorImageDestroy( image );
|
|
|
|
return cursor;
|
|
}
|
|
|
|
#endif /* SONAME_LIBXCURSOR */
|
|
|
|
|
|
/***********************************************************************
|
|
* create_cursor
|
|
*
|
|
* Create an X cursor from a Windows one.
|
|
*/
|
|
static Cursor create_cursor( Display *display, CURSORICONINFO *ptr )
|
|
{
|
|
Pixmap pixmapBits, pixmapMask, pixmapMaskInv = 0, pixmapAll;
|
|
XColor fg, bg;
|
|
Cursor cursor = None;
|
|
POINT hotspot;
|
|
char *bitMask32 = NULL;
|
|
|
|
#ifdef SONAME_LIBXCURSOR
|
|
if (pXcursorImageLoadCursor) return create_xcursor_cursor( display, ptr );
|
|
#endif
|
|
|
|
if (!ptr) /* Create an empty cursor */
|
|
{
|
|
static const char data[] = { 0 };
|
|
|
|
bg.red = bg.green = bg.blue = 0x0000;
|
|
pixmapBits = XCreateBitmapFromData( display, root_window, data, 1, 1 );
|
|
if (pixmapBits)
|
|
{
|
|
cursor = XCreatePixmapCursor( display, pixmapBits, pixmapBits,
|
|
&bg, &bg, 0, 0 );
|
|
XFreePixmap( display, pixmapBits );
|
|
}
|
|
}
|
|
else /* Create the X cursor from the bits */
|
|
{
|
|
XImage *image;
|
|
GC gc;
|
|
|
|
TRACE("Bitmap %dx%d planes=%d bpp=%d bytesperline=%d\n",
|
|
ptr->nWidth, ptr->nHeight, ptr->bPlanes, ptr->bBitsPerPixel,
|
|
ptr->nWidthBytes);
|
|
|
|
/* Create a pixmap and transfer all the bits to it */
|
|
|
|
/* NOTE: Following hack works, but only because XFree depth
|
|
* 1 images really use 1 bit/pixel (and so the same layout
|
|
* as the Windows cursor data). Perhaps use a more generic
|
|
* algorithm here.
|
|
*/
|
|
/* This pixmap will be written with two bitmaps. The first is
|
|
* the mask and the second is the image.
|
|
*/
|
|
if (!(pixmapAll = XCreatePixmap( display, root_window,
|
|
ptr->nWidth, ptr->nHeight * 2, 1 )))
|
|
return 0;
|
|
if (!(image = XCreateImage( display, visual,
|
|
1, ZPixmap, 0, (char *)(ptr + 1), ptr->nWidth,
|
|
ptr->nHeight * 2, 16, ptr->nWidthBytes/ptr->bBitsPerPixel)))
|
|
{
|
|
XFreePixmap( display, pixmapAll );
|
|
return 0;
|
|
}
|
|
gc = XCreateGC( display, pixmapAll, 0, NULL );
|
|
XSetGraphicsExposures( display, gc, False );
|
|
image->byte_order = MSBFirst;
|
|
image->bitmap_bit_order = MSBFirst;
|
|
image->bitmap_unit = 16;
|
|
_XInitImageFuncPtrs(image);
|
|
if (ptr->bPlanes * ptr->bBitsPerPixel == 1)
|
|
{
|
|
/* A plain old white on black cursor. */
|
|
fg.red = fg.green = fg.blue = 0xffff;
|
|
bg.red = bg.green = bg.blue = 0x0000;
|
|
XPutImage( display, pixmapAll, gc, image,
|
|
0, 0, 0, 0, ptr->nWidth, ptr->nHeight * 2 );
|
|
}
|
|
else
|
|
{
|
|
int rbits, gbits, bbits, red, green, blue;
|
|
int rfg, gfg, bfg, rbg, gbg, bbg;
|
|
int rscale, gscale, bscale;
|
|
int x, y, xmax, ymax, bitIndex, byteIndex, xorIndex;
|
|
unsigned char *theMask, *theImage, theChar;
|
|
int threshold, fgBits, bgBits, bitShifted;
|
|
BYTE pXorBits[128]; /* Up to 32x32 icons */
|
|
|
|
switch (ptr->bBitsPerPixel)
|
|
{
|
|
case 32:
|
|
bitMask32 = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY,
|
|
ptr->nWidth * ptr->nHeight / 8 );
|
|
/* Fallthrough */
|
|
case 24:
|
|
rbits = 8;
|
|
gbits = 8;
|
|
bbits = 8;
|
|
threshold = 0x40;
|
|
break;
|
|
case 16:
|
|
rbits = 5;
|
|
gbits = 6;
|
|
bbits = 5;
|
|
threshold = 0x40;
|
|
break;
|
|
default:
|
|
FIXME("Currently no support for cursors with %d bits per pixel\n",
|
|
ptr->bBitsPerPixel);
|
|
XFreePixmap( display, pixmapAll );
|
|
XFreeGC( display, gc );
|
|
image->data = NULL;
|
|
XDestroyImage( image );
|
|
return 0;
|
|
}
|
|
/* The location of the mask. */
|
|
theMask = (unsigned char *)(ptr + 1);
|
|
/* The mask should still be 1 bit per pixel. The color image
|
|
* should immediately follow the mask.
|
|
*/
|
|
theImage = &theMask[ptr->nWidth/8 * ptr->nHeight];
|
|
rfg = gfg = bfg = rbg = gbg = bbg = 0;
|
|
bitIndex = 0;
|
|
byteIndex = 0;
|
|
xorIndex = 0;
|
|
fgBits = 0;
|
|
bitShifted = 0x01;
|
|
xmax = (ptr->nWidth > 32) ? 32 : ptr->nWidth;
|
|
if (ptr->nWidth > 32) {
|
|
ERR("Got a %dx%d cursor. Cannot handle larger than 32x32.\n",
|
|
ptr->nWidth, ptr->nHeight);
|
|
}
|
|
ymax = (ptr->nHeight > 32) ? 32 : ptr->nHeight;
|
|
|
|
memset(pXorBits, 0, 128);
|
|
for (y=0; y<ymax; y++)
|
|
{
|
|
for (x=0; x<xmax; x++)
|
|
{
|
|
red = green = blue = 0;
|
|
switch (ptr->bBitsPerPixel)
|
|
{
|
|
case 32:
|
|
theChar = theImage[byteIndex++];
|
|
blue = theChar;
|
|
theChar = theImage[byteIndex++];
|
|
green = theChar;
|
|
theChar = theImage[byteIndex++];
|
|
red = theChar;
|
|
theChar = theImage[byteIndex++];
|
|
/* If the alpha channel is >5% transparent,
|
|
* assume that we can add it to the bitMask32.
|
|
*/
|
|
if (theChar > 0x0D)
|
|
*(bitMask32 + (y*xmax+x)/8) |= 1 << (x & 7);
|
|
break;
|
|
case 24:
|
|
theChar = theImage[byteIndex++];
|
|
blue = theChar;
|
|
theChar = theImage[byteIndex++];
|
|
green = theChar;
|
|
theChar = theImage[byteIndex++];
|
|
red = theChar;
|
|
break;
|
|
case 16:
|
|
theChar = theImage[byteIndex++];
|
|
blue = theChar & 0x1F;
|
|
green = (theChar & 0xE0) >> 5;
|
|
theChar = theImage[byteIndex++];
|
|
green |= (theChar & 0x07) << 3;
|
|
red = (theChar & 0xF8) >> 3;
|
|
break;
|
|
}
|
|
|
|
if (red+green+blue > threshold)
|
|
{
|
|
rfg += red;
|
|
gfg += green;
|
|
bfg += blue;
|
|
fgBits++;
|
|
pXorBits[xorIndex] |= bitShifted;
|
|
}
|
|
else
|
|
{
|
|
rbg += red;
|
|
gbg += green;
|
|
bbg += blue;
|
|
}
|
|
if (x%8 == 7)
|
|
{
|
|
bitShifted = 0x01;
|
|
xorIndex++;
|
|
}
|
|
else
|
|
bitShifted = bitShifted << 1;
|
|
}
|
|
}
|
|
rscale = 1 << (16 - rbits);
|
|
gscale = 1 << (16 - gbits);
|
|
bscale = 1 << (16 - bbits);
|
|
if (fgBits)
|
|
{
|
|
fg.red = rfg * rscale / fgBits;
|
|
fg.green = gfg * gscale / fgBits;
|
|
fg.blue = bfg * bscale / fgBits;
|
|
}
|
|
else fg.red = fg.green = fg.blue = 0;
|
|
bgBits = xmax * ymax - fgBits;
|
|
if (bgBits)
|
|
{
|
|
bg.red = rbg * rscale / bgBits;
|
|
bg.green = gbg * gscale / bgBits;
|
|
bg.blue = bbg * bscale / bgBits;
|
|
}
|
|
else bg.red = bg.green = bg.blue = 0;
|
|
pixmapBits = XCreateBitmapFromData( display, root_window, (char *)pXorBits, xmax, ymax );
|
|
if (!pixmapBits)
|
|
{
|
|
HeapFree( GetProcessHeap(), 0, bitMask32 );
|
|
XFreePixmap( display, pixmapAll );
|
|
XFreeGC( display, gc );
|
|
image->data = NULL;
|
|
XDestroyImage( image );
|
|
return 0;
|
|
}
|
|
|
|
/* Put the mask. */
|
|
XPutImage( display, pixmapAll, gc, image,
|
|
0, 0, 0, 0, ptr->nWidth, ptr->nHeight );
|
|
XSetFunction( display, gc, GXcopy );
|
|
/* Put the image */
|
|
XCopyArea( display, pixmapBits, pixmapAll, gc,
|
|
0, 0, xmax, ymax, 0, ptr->nHeight );
|
|
XFreePixmap( display, pixmapBits );
|
|
}
|
|
image->data = NULL;
|
|
XDestroyImage( image );
|
|
|
|
/* Now create the 2 pixmaps for bits and mask */
|
|
|
|
pixmapBits = XCreatePixmap( display, root_window, ptr->nWidth, ptr->nHeight, 1 );
|
|
if (ptr->bBitsPerPixel != 32)
|
|
{
|
|
pixmapMaskInv = XCreatePixmap( display, root_window, ptr->nWidth, ptr->nHeight, 1 );
|
|
pixmapMask = XCreatePixmap( display, root_window, ptr->nWidth, ptr->nHeight, 1 );
|
|
|
|
/* Make sure everything went OK so far */
|
|
if (pixmapBits && pixmapMask && pixmapMaskInv)
|
|
{
|
|
/* 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 an other 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'
|
|
*
|
|
* FIXME: apparently some servers do support 'inverted' color.
|
|
* I don't know if it's correct per the X spec, but maybe we
|
|
* ought to take advantage of it. -- AJ
|
|
*/
|
|
XSetFunction( display, gc, GXcopy );
|
|
XCopyArea( display, pixmapAll, pixmapBits, gc,
|
|
0, 0, ptr->nWidth, ptr->nHeight, 0, 0 );
|
|
XCopyArea( display, pixmapAll, pixmapMask, gc,
|
|
0, 0, ptr->nWidth, ptr->nHeight, 0, 0 );
|
|
XCopyArea( display, pixmapAll, pixmapMaskInv, gc,
|
|
0, 0, ptr->nWidth, ptr->nHeight, 0, 0 );
|
|
XSetFunction( display, gc, GXand );
|
|
XCopyArea( display, pixmapAll, pixmapMaskInv, gc,
|
|
0, ptr->nHeight, ptr->nWidth, ptr->nHeight, 0, 0 );
|
|
XSetFunction( display, gc, GXandReverse );
|
|
XCopyArea( display, pixmapAll, pixmapBits, gc,
|
|
0, ptr->nHeight, ptr->nWidth, ptr->nHeight, 0, 0 );
|
|
XSetFunction( display, gc, GXorReverse );
|
|
XCopyArea( display, pixmapAll, pixmapMask, gc,
|
|
0, ptr->nHeight, ptr->nWidth, ptr->nHeight, 0, 0 );
|
|
/* Additional white */
|
|
XSetFunction( display, gc, GXor );
|
|
XCopyArea( display, pixmapMaskInv, pixmapMask, gc,
|
|
0, 0, ptr->nWidth, ptr->nHeight, 1, 1 );
|
|
XCopyArea( display, pixmapMaskInv, pixmapBits, gc,
|
|
0, 0, ptr->nWidth, ptr->nHeight, 1, 1 );
|
|
XSetFunction( display, gc, GXcopy );
|
|
}
|
|
}
|
|
else
|
|
{
|
|
pixmapMask = XCreateBitmapFromData( display, root_window,
|
|
bitMask32, ptr->nWidth,
|
|
ptr->nHeight );
|
|
HeapFree( GetProcessHeap(), 0, bitMask32 );
|
|
}
|
|
|
|
/* Make sure hotspot is valid */
|
|
hotspot.x = ptr->ptHotSpot.x;
|
|
hotspot.y = ptr->ptHotSpot.y;
|
|
if (hotspot.x < 0 || hotspot.x >= ptr->nWidth ||
|
|
hotspot.y < 0 || hotspot.y >= ptr->nHeight)
|
|
{
|
|
hotspot.x = ptr->nWidth / 2;
|
|
hotspot.y = ptr->nHeight / 2;
|
|
}
|
|
|
|
if (pixmapBits && pixmapMask)
|
|
cursor = XCreatePixmapCursor( display, pixmapBits, pixmapMask,
|
|
&fg, &bg, hotspot.x, hotspot.y );
|
|
|
|
/* Now free everything */
|
|
|
|
if (pixmapAll) XFreePixmap( display, pixmapAll );
|
|
if (pixmapBits) XFreePixmap( display, pixmapBits );
|
|
if (pixmapMask) XFreePixmap( display, pixmapMask );
|
|
if (pixmapMaskInv) XFreePixmap( display, pixmapMaskInv );
|
|
XFreeGC( display, gc );
|
|
}
|
|
return cursor;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetCursor (X11DRV.@)
|
|
*/
|
|
void X11DRV_SetCursor( CURSORICONINFO *lpCursor )
|
|
{
|
|
struct x11drv_thread_data *data = x11drv_thread_data();
|
|
Cursor cursor;
|
|
|
|
if (lpCursor)
|
|
TRACE("%ux%u, planes %u, bpp %u\n",
|
|
lpCursor->nWidth, lpCursor->nHeight, lpCursor->bPlanes, lpCursor->bBitsPerPixel);
|
|
else
|
|
TRACE("NULL\n");
|
|
|
|
/* set the same cursor for all top-level windows of the current thread */
|
|
|
|
wine_tsx11_lock();
|
|
cursor = create_cursor( data->display, lpCursor );
|
|
if (cursor)
|
|
{
|
|
if (data->cursor) XFreeCursor( data->display, data->cursor );
|
|
data->cursor = cursor;
|
|
if (data->cursor_window)
|
|
{
|
|
XDefineCursor( data->display, data->cursor_window, cursor );
|
|
/* Make the change take effect immediately */
|
|
XFlush( data->display );
|
|
}
|
|
}
|
|
wine_tsx11_unlock();
|
|
}
|
|
|
|
/***********************************************************************
|
|
* SetCursorPos (X11DRV.@)
|
|
*/
|
|
BOOL X11DRV_SetCursorPos( INT x, INT y )
|
|
{
|
|
Display *display = thread_display();
|
|
POINT pt;
|
|
|
|
TRACE( "warping to (%d,%d)\n", x, y );
|
|
|
|
wine_tsx11_lock();
|
|
if (cursor_pos.x == x && cursor_pos.y == y)
|
|
{
|
|
wine_tsx11_unlock();
|
|
/* We still need to generate WM_MOUSEMOVE */
|
|
queue_raw_mouse_message( WM_MOUSEMOVE, NULL, x, y, 0, GetCurrentTime(), 0, 0 );
|
|
return TRUE;
|
|
}
|
|
|
|
pt.x = x; pt.y = y;
|
|
clip_point_to_rect( &cursor_clip, &pt);
|
|
XWarpPointer( display, root_window, root_window, 0, 0, 0, 0,
|
|
pt.x - virtual_screen_rect.left, pt.y - virtual_screen_rect.top );
|
|
XFlush( display ); /* avoids bad mouse lag in games that do their own mouse warping */
|
|
cursor_pos = pt;
|
|
wine_tsx11_unlock();
|
|
return TRUE;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* GetCursorPos (X11DRV.@)
|
|
*/
|
|
BOOL X11DRV_GetCursorPos(LPPOINT pos)
|
|
{
|
|
Display *display = thread_display();
|
|
Window root, child;
|
|
int rootX, rootY, winX, winY;
|
|
unsigned int xstate;
|
|
|
|
wine_tsx11_lock();
|
|
if ((GetTickCount() - last_time_modified > 100) &&
|
|
XQueryPointer( display, root_window, &root, &child,
|
|
&rootX, &rootY, &winX, &winY, &xstate ))
|
|
{
|
|
update_button_state( xstate );
|
|
winX += virtual_screen_rect.left;
|
|
winY += virtual_screen_rect.top;
|
|
TRACE("pointer at (%d,%d)\n", winX, winY );
|
|
cursor_pos.x = winX;
|
|
cursor_pos.y = winY;
|
|
}
|
|
*pos = cursor_pos;
|
|
wine_tsx11_unlock();
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* ClipCursor (X11DRV.@)
|
|
*
|
|
* Set the cursor clipping rectangle.
|
|
*/
|
|
BOOL X11DRV_ClipCursor( LPCRECT clip )
|
|
{
|
|
if (!IntersectRect( &cursor_clip, &virtual_screen_rect, clip ))
|
|
cursor_clip = virtual_screen_rect;
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* X11DRV_ButtonPress
|
|
*/
|
|
void X11DRV_ButtonPress( HWND hwnd, XEvent *xev )
|
|
{
|
|
XButtonEvent *event = &xev->xbutton;
|
|
int buttonNum = event->button - 1;
|
|
WORD wData = 0;
|
|
POINT pt;
|
|
|
|
if (buttonNum >= NB_BUTTONS) return;
|
|
if (!hwnd) return;
|
|
|
|
switch (buttonNum)
|
|
{
|
|
case 3:
|
|
wData = WHEEL_DELTA;
|
|
break;
|
|
case 4:
|
|
wData = -WHEEL_DELTA;
|
|
break;
|
|
case 5:
|
|
wData = XBUTTON1;
|
|
break;
|
|
case 6:
|
|
wData = XBUTTON2;
|
|
break;
|
|
}
|
|
|
|
update_mouse_state( hwnd, event->window, event->x, event->y, event->state, &pt );
|
|
|
|
X11DRV_send_mouse_input( hwnd, button_down_flags[buttonNum] | MOUSEEVENTF_ABSOLUTE | MOUSEEVENTF_MOVE,
|
|
pt.x, pt.y, wData, EVENT_x11_time_to_win32_time(event->time), 0, 0 );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* X11DRV_ButtonRelease
|
|
*/
|
|
void X11DRV_ButtonRelease( HWND hwnd, XEvent *xev )
|
|
{
|
|
XButtonEvent *event = &xev->xbutton;
|
|
int buttonNum = event->button - 1;
|
|
WORD wData = 0;
|
|
POINT pt;
|
|
|
|
if (buttonNum >= NB_BUTTONS || !button_up_flags[buttonNum]) return;
|
|
if (!hwnd) return;
|
|
|
|
switch (buttonNum)
|
|
{
|
|
case 5:
|
|
wData = XBUTTON1;
|
|
break;
|
|
case 6:
|
|
wData = XBUTTON2;
|
|
break;
|
|
}
|
|
|
|
update_mouse_state( hwnd, event->window, event->x, event->y, event->state, &pt );
|
|
|
|
X11DRV_send_mouse_input( hwnd, button_up_flags[buttonNum] | MOUSEEVENTF_ABSOLUTE | MOUSEEVENTF_MOVE,
|
|
pt.x, pt.y, wData, EVENT_x11_time_to_win32_time(event->time), 0, 0 );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* X11DRV_MotionNotify
|
|
*/
|
|
void X11DRV_MotionNotify( HWND hwnd, XEvent *xev )
|
|
{
|
|
XMotionEvent *event = &xev->xmotion;
|
|
POINT pt;
|
|
|
|
TRACE("hwnd %p, event->is_hint %d\n", hwnd, event->is_hint);
|
|
|
|
if (!hwnd) return;
|
|
|
|
update_mouse_state( hwnd, event->window, event->x, event->y, event->state, &pt );
|
|
|
|
X11DRV_send_mouse_input( hwnd, MOUSEEVENTF_MOVE | MOUSEEVENTF_ABSOLUTE,
|
|
pt.x, pt.y, 0, EVENT_x11_time_to_win32_time(event->time), 0, 0 );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* X11DRV_EnterNotify
|
|
*/
|
|
void X11DRV_EnterNotify( HWND hwnd, XEvent *xev )
|
|
{
|
|
XCrossingEvent *event = &xev->xcrossing;
|
|
POINT pt;
|
|
|
|
TRACE("hwnd %p, event->detail %d\n", hwnd, event->detail);
|
|
|
|
if (!hwnd) return;
|
|
if (event->detail == NotifyVirtual || event->detail == NotifyNonlinearVirtual) return;
|
|
if (event->window == x11drv_thread_data()->grab_window) return;
|
|
|
|
/* simulate a mouse motion event */
|
|
update_mouse_state( hwnd, event->window, event->x, event->y, event->state, &pt );
|
|
|
|
X11DRV_send_mouse_input( hwnd, MOUSEEVENTF_MOVE | MOUSEEVENTF_ABSOLUTE,
|
|
pt.x, pt.y, 0, EVENT_x11_time_to_win32_time(event->time), 0, 0 );
|
|
}
|