| /* |
| * 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 "wine/port.h" |
| |
| #include <X11/Xlib.h> |
| #include <stdarg.h> |
| |
| #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); |
| # undef MAKE_FUNCPTR |
| #endif /* SONAME_LIBXCURSOR */ |
| |
| #define NONAMELESSUNION |
| #define NONAMELESSSTRUCT |
| #include "windef.h" |
| #include "winbase.h" |
| |
| #include "x11drv.h" |
| #include "wine/server.h" |
| #include "wine/library.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_XDOWN, /* FIXME: horizontal wheel */ |
| MOUSEEVENTF_XDOWN, |
| MOUSEEVENTF_XDOWN, |
| MOUSEEVENTF_XDOWN |
| }; |
| |
| static const UINT button_up_flags[NB_BUTTONS] = |
| { |
| MOUSEEVENTF_LEFTUP, |
| MOUSEEVENTF_MIDDLEUP, |
| MOUSEEVENTF_RIGHTUP, |
| 0, |
| 0, |
| MOUSEEVENTF_XUP, |
| MOUSEEVENTF_XUP, |
| MOUSEEVENTF_XUP, |
| MOUSEEVENTF_XUP |
| }; |
| |
| POINT cursor_pos; |
| static HWND cursor_window; |
| static DWORD last_time_modified; |
| static RECT cursor_clip; /* Cursor clipping rect */ |
| static XContext cursor_context; |
| static Cursor create_cursor( HANDLE handle ); |
| |
| BOOL CDECL X11DRV_SetCursorPos( INT x, INT y ); |
| |
| |
| /*********************************************************************** |
| * X11DRV_Xcursor_Init |
| * |
| * Load the Xcursor library for use. |
| */ |
| void X11DRV_Xcursor_Init(void) |
| { |
| #ifdef SONAME_LIBXCURSOR |
| xcursor_handle = wine_dlopen(SONAME_LIBXCURSOR, RTLD_NOW, NULL, 0); |
| if (!xcursor_handle) /* wine_dlopen failed. */ |
| { |
| WARN("Xcursor failed to load. Using fallback code.\n"); |
| return; |
| } |
| #define LOAD_FUNCPTR(f) \ |
| p##f = wine_dlsym(xcursor_handle, #f, NULL, 0) |
| |
| LOAD_FUNCPTR(XcursorImageCreate); |
| LOAD_FUNCPTR(XcursorImageDestroy); |
| LOAD_FUNCPTR(XcursorImageLoadCursor); |
| LOAD_FUNCPTR(XcursorImagesCreate); |
| LOAD_FUNCPTR(XcursorImagesDestroy); |
| LOAD_FUNCPTR(XcursorImagesLoadCursor); |
| #undef LOAD_FUNCPTR |
| #endif /* SONAME_LIBXCURSOR */ |
| } |
| |
| |
| /*********************************************************************** |
| * get_coords |
| * |
| * get the coordinates of a mouse event |
| */ |
| static inline void get_coords( HWND hwnd, Window window, int x, int y, POINT *pt ) |
| { |
| struct x11drv_win_data *data = X11DRV_get_win_data( hwnd ); |
| |
| if (!data) return; |
| |
| if (window == data->client_window) |
| { |
| pt->x = x + data->client_rect.left; |
| pt->y = y + data->client_rect.top; |
| } |
| else |
| { |
| pt->x = x + data->whole_rect.left; |
| pt->y = y + data->whole_rect.top; |
| } |
| } |
| |
| /*********************************************************************** |
| * clip_point_to_rect |
| * |
| * Clip point to the provided rectangle |
| */ |
| static inline void clip_point_to_rect( LPCRECT rect, LPPOINT pt ) |
| { |
| if (pt->x < rect->left) pt->x = rect->left; |
| else if (pt->x >= rect->right) pt->x = rect->right - 1; |
| if (pt->y < rect->top) pt->y = rect->top; |
| else if (pt->y >= rect->bottom) pt->y = rect->bottom - 1; |
| } |
| |
| /*********************************************************************** |
| * update_button_state |
| * |
| * Update the button state with what X provides us |
| */ |
| static inline void update_button_state( unsigned int state ) |
| { |
| key_state_table[VK_LBUTTON] = (state & Button1Mask ? 0x80 : 0); |
| key_state_table[VK_MBUTTON] = (state & Button2Mask ? 0x80 : 0); |
| key_state_table[VK_RBUTTON] = (state & Button3Mask ? 0x80 : 0); |
| /* X-buttons are not reported from XQueryPointer */ |
| } |
| |
| /*********************************************************************** |
| * get_empty_cursor |
| */ |
| static Cursor get_empty_cursor(void) |
| { |
| static Cursor cursor; |
| static const char data[] = { 0 }; |
| |
| wine_tsx11_lock(); |
| 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 = XCreatePixmapCursor( gdi_display, pixmap, pixmap, &bg, &bg, 0, 0 ); |
| XFreePixmap( gdi_display, pixmap ); |
| } |
| } |
| wine_tsx11_unlock(); |
| return cursor; |
| } |
| |
| /*********************************************************************** |
| * set_window_cursor |
| */ |
| void set_window_cursor( HWND hwnd, HCURSOR handle ) |
| { |
| struct x11drv_win_data *data; |
| Cursor cursor, prev; |
| |
| if (!(data = X11DRV_get_win_data( hwnd ))) return; |
| |
| wine_tsx11_lock(); |
| if (!handle) cursor = get_empty_cursor(); |
| else if (!cursor_context || XFindContext( gdi_display, (XID)handle, cursor_context, (char **)&cursor )) |
| { |
| /* try to create it */ |
| wine_tsx11_unlock(); |
| if (!(cursor = create_cursor( handle ))) return; |
| |
| wine_tsx11_lock(); |
| if (!cursor_context) cursor_context = XUniqueContext(); |
| 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 ); |
| } |
| } |
| |
| XDefineCursor( gdi_display, data->whole_window, cursor ); |
| /* make the change take effect immediately */ |
| XFlush( gdi_display ); |
| data->cursor = handle; |
| wine_tsx11_unlock(); |
| } |
| |
| /*********************************************************************** |
| * update_mouse_state |
| * |
| * Update the various window states on a mouse event. |
| */ |
| static void update_mouse_state( HWND hwnd, Window window, int x, int y, unsigned int state, POINT *pt ) |
| { |
| struct x11drv_thread_data *data = x11drv_thread_data(); |
| |
| get_coords( hwnd, window, x, y, pt ); |
| |
| cursor_window = hwnd; |
| |
| /* update the wine server Z-order */ |
| |
| if (window != data->grab_window && |
| /* ignore event if a button is pressed, since the mouse is then grabbed too */ |
| !(state & (Button1Mask|Button2Mask|Button3Mask|Button4Mask|Button5Mask|Button6Mask|Button7Mask))) |
| { |
| SERVER_START_REQ( update_window_zorder ) |
| { |
| req->window = wine_server_user_handle( hwnd ); |
| req->rect.left = pt->x; |
| req->rect.top = pt->y; |
| req->rect.right = pt->x + 1; |
| req->rect.bottom = pt->y + 1; |
| wine_server_call( req ); |
| } |
| SERVER_END_REQ; |
| } |
| } |
| |
| |
| /*********************************************************************** |
| * get_key_state |
| */ |
| static WORD get_key_state(void) |
| { |
| WORD ret = 0; |
| |
| if (GetSystemMetrics( SM_SWAPBUTTON )) |
| { |
| if (key_state_table[VK_RBUTTON] & 0x80) ret |= MK_LBUTTON; |
| if (key_state_table[VK_LBUTTON] & 0x80) ret |= MK_RBUTTON; |
| } |
| else |
| { |
| if (key_state_table[VK_LBUTTON] & 0x80) ret |= MK_LBUTTON; |
| if (key_state_table[VK_RBUTTON] & 0x80) ret |= MK_RBUTTON; |
| } |
| if (key_state_table[VK_MBUTTON] & 0x80) ret |= MK_MBUTTON; |
| if (key_state_table[VK_SHIFT] & 0x80) ret |= MK_SHIFT; |
| if (key_state_table[VK_CONTROL] & 0x80) ret |= MK_CONTROL; |
| if (key_state_table[VK_XBUTTON1] & 0x80) ret |= MK_XBUTTON1; |
| if (key_state_table[VK_XBUTTON2] & 0x80) ret |= MK_XBUTTON2; |
| return ret; |
| } |
| |
| |
| /*********************************************************************** |
| * queue_raw_mouse_message |
| */ |
| static void queue_raw_mouse_message( UINT message, HWND hwnd, DWORD x, DWORD y, |
| DWORD data, DWORD time, DWORD extra_info, UINT injected_flags ) |
| { |
| MSLLHOOKSTRUCT hook; |
| HCURSOR cursor; |
| |
| hook.pt.x = x; |
| hook.pt.y = y; |
| hook.mouseData = MAKELONG( 0, data ); |
| hook.flags = injected_flags; |
| hook.time = time; |
| hook.dwExtraInfo = extra_info; |
| |
| last_time_modified = GetTickCount(); |
| if (HOOK_CallHooks( WH_MOUSE_LL, HC_ACTION, message, (LPARAM)&hook, TRUE )) |
| message = 0; /* ignore it */ |
| |
| SERVER_START_REQ( send_hardware_message ) |
| { |
| req->id = (injected_flags & LLMHF_INJECTED) ? 0 : GetCurrentThreadId(); |
| req->win = wine_server_user_handle( hwnd ); |
| req->msg = message; |
| req->wparam = MAKEWPARAM( get_key_state(), data ); |
| req->lparam = 0; |
| req->x = x; |
| req->y = y; |
| req->time = time; |
| req->info = extra_info; |
| wine_server_call( req ); |
| cursor = (reply->count >= 0) ? wine_server_ptr_handle(reply->cursor) : 0; |
| } |
| SERVER_END_REQ; |
| |
| if (hwnd) |
| { |
| struct x11drv_win_data *data = X11DRV_get_win_data( hwnd ); |
| if (data && cursor != data->cursor) set_window_cursor( hwnd, cursor ); |
| } |
| } |
| |
| |
| /*********************************************************************** |
| * X11DRV_send_mouse_input |
| */ |
| void X11DRV_send_mouse_input( HWND hwnd, DWORD flags, DWORD x, DWORD y, |
| DWORD data, DWORD time, DWORD extra_info, UINT injected_flags ) |
| { |
| POINT pt; |
| |
| if (flags & MOUSEEVENTF_MOVE && flags & MOUSEEVENTF_ABSOLUTE) |
| { |
| if (injected_flags & LLMHF_INJECTED) |
| { |
| pt.x = (x * screen_width) >> 16; |
| pt.y = (y * screen_height) >> 16; |
| } |
| else |
| { |
| pt.x = x; |
| pt.y = y; |
| wine_tsx11_lock(); |
| if (cursor_pos.x == x && cursor_pos.y == y && |
| (flags & ~(MOUSEEVENTF_MOVE | MOUSEEVENTF_ABSOLUTE))) |
| flags &= ~MOUSEEVENTF_MOVE; |
| wine_tsx11_unlock(); |
| } |
| } |
| else if (flags & MOUSEEVENTF_MOVE) |
| { |
| int accel[3], xMult = 1, yMult = 1; |
| |
| /* dx and dy can be negative numbers for relative movements */ |
| SystemParametersInfoW(SPI_GETMOUSE, 0, accel, 0); |
| |
| if (abs(x) > accel[0] && accel[2] != 0) |
| { |
| xMult = 2; |
| if ((abs(x) > accel[1]) && (accel[2] == 2)) xMult = 4; |
| } |
| if (abs(y) > accel[0] && accel[2] != 0) |
| { |
| yMult = 2; |
| if ((abs(y) > accel[1]) && (accel[2] == 2)) yMult = 4; |
| } |
| |
| wine_tsx11_lock(); |
| pt.x = cursor_pos.x + (long)x * xMult; |
| pt.y = cursor_pos.y + (long)y * yMult; |
| wine_tsx11_unlock(); |
| } |
| else |
| { |
| wine_tsx11_lock(); |
| pt = cursor_pos; |
| wine_tsx11_unlock(); |
| } |
| |
| if (flags & MOUSEEVENTF_MOVE) |
| { |
| queue_raw_mouse_message( WM_MOUSEMOVE, hwnd, pt.x, pt.y, data, time, |
| extra_info, injected_flags ); |
| if ((injected_flags & LLMHF_INJECTED) && |
| ((flags & MOUSEEVENTF_ABSOLUTE) || x || y)) /* we have to actually move the cursor */ |
| { |
| X11DRV_SetCursorPos( pt.x, pt.y ); |
| } |
| else |
| { |
| wine_tsx11_lock(); |
| clip_point_to_rect( &cursor_clip, &pt); |
| cursor_pos = pt; |
| wine_tsx11_unlock(); |
| } |
| } |
| if (flags & MOUSEEVENTF_LEFTDOWN) |
| { |
| key_state_table[VK_LBUTTON] |= 0xc0; |
| queue_raw_mouse_message( GetSystemMetrics(SM_SWAPBUTTON) ? WM_RBUTTONDOWN : WM_LBUTTONDOWN, |
| hwnd, pt.x, pt.y, data, time, extra_info, injected_flags ); |
| } |
| if (flags & MOUSEEVENTF_LEFTUP) |
| { |
| key_state_table[VK_LBUTTON] &= ~0x80; |
| queue_raw_mouse_message( GetSystemMetrics(SM_SWAPBUTTON) ? WM_RBUTTONUP : WM_LBUTTONUP, |
| hwnd, pt.x, pt.y, data, time, extra_info, injected_flags ); |
| } |
| if (flags & MOUSEEVENTF_RIGHTDOWN) |
| { |
| key_state_table[VK_RBUTTON] |= 0xc0; |
| queue_raw_mouse_message( GetSystemMetrics(SM_SWAPBUTTON) ? WM_LBUTTONDOWN : WM_RBUTTONDOWN, |
| hwnd, pt.x, pt.y, data, time, extra_info, injected_flags ); |
| } |
| if (flags & MOUSEEVENTF_RIGHTUP) |
| { |
| key_state_table[VK_RBUTTON] &= ~0x80; |
| queue_raw_mouse_message( GetSystemMetrics(SM_SWAPBUTTON) ? WM_LBUTTONUP : WM_RBUTTONUP, |
| hwnd, pt.x, pt.y, data, time, extra_info, injected_flags ); |
| } |
| if (flags & MOUSEEVENTF_MIDDLEDOWN) |
| { |
| key_state_table[VK_MBUTTON] |= 0xc0; |
| queue_raw_mouse_message( WM_MBUTTONDOWN, hwnd, pt.x, pt.y, data, time, |
| extra_info, injected_flags ); |
| } |
| if (flags & MOUSEEVENTF_MIDDLEUP) |
| { |
| key_state_table[VK_MBUTTON] &= ~0x80; |
| queue_raw_mouse_message( WM_MBUTTONUP, hwnd, pt.x, pt.y, data, time, |
| extra_info, injected_flags ); |
| } |
| if (flags & MOUSEEVENTF_WHEEL) |
| { |
| queue_raw_mouse_message( WM_MOUSEWHEEL, hwnd, pt.x, pt.y, data, time, |
| extra_info, injected_flags ); |
| } |
| if (flags & MOUSEEVENTF_XDOWN) |
| { |
| key_state_table[VK_XBUTTON1 + data - 1] |= 0xc0; |
| queue_raw_mouse_message( WM_XBUTTONDOWN, hwnd, pt.x, pt.y, data, time, |
| extra_info, injected_flags ); |
| } |
| if (flags & MOUSEEVENTF_XUP) |
| { |
| key_state_table[VK_XBUTTON1 + data - 1] &= ~0x80; |
| queue_raw_mouse_message( WM_XBUTTONUP, hwnd, pt.x, pt.y, data, time, |
| extra_info, injected_flags ); |
| } |
| } |
| |
| #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, ICONINFO *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; |
| int x, y, i, has_alpha; |
| XcursorPixel *ptr; |
| |
| wine_tsx11_lock(); |
| image = pXcursorImageCreate( width, height ); |
| wine_tsx11_unlock(); |
| if (!image) |
| { |
| ERR("X11 failed to produce a cursor frame!\n"); |
| goto cleanup; |
| } |
| |
| image->xhot = iinfo->xHotspot; |
| image->yhot = iinfo->yHotspot; |
| image->delay = 100; /* TODO: find a way to get the proper delay */ |
| |
| /* 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, ICONINFO *iinfo, HANDLE icon, int width, int height ) |
| { |
| unsigned char *color_bits, *mask_bits; |
| HBITMAP hbmColor = 0, hbmMask = 0; |
| XcursorImage **imgs, *image; |
| int color_size, mask_size; |
| BITMAPINFO *info = NULL; |
| XcursorImages *images; |
| Cursor cursor = 0; |
| int nFrames = 0; |
| |
| if (!(imgs = HeapAlloc( GetProcessHeap(), 0, sizeof(XcursorImage*) ))) 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; |
| 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 */ |
| while (1) |
| { |
| XcursorImage **imgstmp; |
| |
| image = create_xcursor_frame( hdc, iinfo, icon, |
| hbmColor, color_bits, color_size, |
| hbmMask, mask_bits, mask_size, |
| width, height, nFrames ); |
| if (!image) break; /* no more drawable frames */ |
| |
| imgs[nFrames++] = image; |
| if (!(imgstmp = HeapReAlloc( GetProcessHeap(), 0, imgs, (nFrames+1)*sizeof(XcursorImage*) ))) goto cleanup; |
| imgs = imgstmp; |
| } |
| |
| /* 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]; |
| wine_tsx11_lock(); |
| cursor = pXcursorImagesLoadCursor( gdi_display, images ); |
| wine_tsx11_unlock(); |
| 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 (nFrames--; nFrames >= 0; nFrames--) |
| pXcursorImageDestroy( imgs[nFrames] ); |
| 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 */ |
| |
| |
| /*********************************************************************** |
| * create_cursor_from_bitmaps |
| * |
| * Create an X11 cursor from source bitmaps. |
| */ |
| static Cursor create_cursor_from_bitmaps( HBITMAP src_xor, HBITMAP src_and, int width, int height, |
| int xor_y, int and_y, XColor *fg, XColor *bg, |
| int hotspot_x, int hotspot_y ) |
| { |
| HDC src = 0, dst = 0; |
| HBITMAP bits = 0, mask = 0, mask_inv = 0; |
| Cursor cursor = 0; |
| |
| if (!(src = CreateCompatibleDC( 0 ))) goto done; |
| if (!(dst = CreateCompatibleDC( 0 ))) goto done; |
| |
| if (!(bits = CreateBitmap( width, height, 1, 1, NULL ))) goto done; |
| if (!(mask = CreateBitmap( width, height, 1, 1, NULL ))) goto done; |
| if (!(mask_inv = CreateBitmap( width, height, 1, 1, NULL ))) goto done; |
| |
| /* 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' |
| */ |
| SelectObject( src, src_and ); |
| SelectObject( dst, bits ); |
| BitBlt( dst, 0, 0, width, height, src, 0, and_y, SRCCOPY ); |
| SelectObject( dst, mask ); |
| BitBlt( dst, 0, 0, width, height, src, 0, and_y, SRCCOPY ); |
| SelectObject( dst, mask_inv ); |
| BitBlt( dst, 0, 0, width, height, src, 0, and_y, SRCCOPY ); |
| SelectObject( src, src_xor ); |
| BitBlt( dst, 0, 0, width, height, src, 0, xor_y, SRCAND /* src & dst */ ); |
| SelectObject( dst, bits ); |
| BitBlt( dst, 0, 0, width, height, src, 0, xor_y, SRCERASE /* src & ~dst */ ); |
| SelectObject( dst, mask ); |
| BitBlt( dst, 0, 0, width, height, src, 0, xor_y, 0xdd0228 /* src | ~dst */ ); |
| /* additional white */ |
| SelectObject( src, mask_inv ); |
| BitBlt( dst, 1, 1, width, height, src, 0, 0, SRCPAINT /* src | dst */); |
| SelectObject( dst, bits ); |
| BitBlt( dst, 1, 1, width, height, src, 0, 0, SRCPAINT /* src | dst */ ); |
| |
| wine_tsx11_lock(); |
| cursor = XCreatePixmapCursor( gdi_display, X11DRV_get_pixmap(bits), X11DRV_get_pixmap(mask), |
| fg, bg, hotspot_x, hotspot_y ); |
| wine_tsx11_unlock(); |
| |
| done: |
| DeleteDC( src ); |
| DeleteDC( dst ); |
| DeleteObject( bits ); |
| DeleteObject( mask ); |
| DeleteObject( mask_inv ); |
| return cursor; |
| } |
| |
| /*********************************************************************** |
| * create_xlib_cursor |
| * |
| * Create an X cursor from a Windows one. |
| */ |
| static Cursor create_xlib_cursor( HDC hdc, ICONINFO *icon, int width, int height ) |
| { |
| XColor fg, bg; |
| Cursor cursor = None; |
| HBITMAP xor_bitmap = 0; |
| BITMAPINFO *info; |
| unsigned int *color_bits = NULL, *ptr; |
| unsigned char *mask_bits = NULL, *xor_bits = NULL; |
| int i, x, y, has_alpha = 0; |
| int rfg, gfg, bfg, rbg, gbg, bbg, fgBits, bgBits; |
| unsigned int width_bytes = (width + 31) / 32 * 4; |
| |
| if (!(info = HeapAlloc( GetProcessHeap(), 0, FIELD_OFFSET( BITMAPINFO, bmiColors[256] )))) |
| return FALSE; |
| 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 */ |
| |
| if (!(xor_bitmap = CreateBitmap( width, height, 1, 1, NULL ))) goto done; |
| 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.biSizeImage = width_bytes * height; |
| SetDIBits( hdc, xor_bitmap, 0, height, xor_bits, info, DIB_RGB_COLORS ); |
| |
| /* 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); |
| |
| info->bmiHeader.biBitCount = 1; |
| info->bmiHeader.biSizeImage = width_bytes * height; |
| SetDIBits( hdc, icon->hbmMask, 0, height, mask_bits, info, DIB_RGB_COLORS ); |
| |
| wine_tsx11_lock(); |
| cursor = XCreatePixmapCursor( gdi_display, |
| X11DRV_get_pixmap(xor_bitmap), |
| X11DRV_get_pixmap(icon->hbmMask), |
| &fg, &bg, icon->xHotspot, icon->yHotspot ); |
| wine_tsx11_unlock(); |
| } |
| else |
| { |
| cursor = create_cursor_from_bitmaps( xor_bitmap, icon->hbmMask, width, height, 0, 0, |
| &fg, &bg, icon->xHotspot, icon->yHotspot ); |
| } |
| |
| done: |
| DeleteObject( xor_bitmap ); |
| HeapFree( GetProcessHeap(), 0, info ); |
| 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; |
| HDC hdc; |
| ICONINFO info; |
| BITMAP bm; |
| |
| if (!handle) return get_empty_cursor(); |
| |
| if (!(hdc = CreateCompatibleDC( 0 ))) return 0; |
| if (!GetIconInfo( handle, &info )) |
| { |
| DeleteDC( hdc ); |
| return 0; |
| } |
| |
| GetObjectW( info.hbmMask, sizeof(bm), &bm ); |
| if (!info.hbmColor) 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; |
| } |
| |
| 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_cursor( hdc, &info, bm.bmWidth, bm.bmHeight ); |
| DeleteObject( info.hbmColor ); |
| } |
| else |
| { |
| XColor fg, bg; |
| fg.red = fg.green = fg.blue = 0xffff; |
| bg.red = bg.green = bg.blue = 0; |
| cursor = create_cursor_from_bitmaps( info.hbmMask, info.hbmMask, bm.bmWidth, bm.bmHeight, |
| bm.bmHeight, 0, &fg, &bg, info.xHotspot, info.yHotspot ); |
| } |
| |
| DeleteObject( info.hbmMask ); |
| DeleteDC( hdc ); |
| return cursor; |
| } |
| |
| /*********************************************************************** |
| * DestroyCursorIcon (X11DRV.@) |
| */ |
| void CDECL X11DRV_DestroyCursorIcon( HCURSOR handle ) |
| { |
| Cursor cursor; |
| |
| wine_tsx11_lock(); |
| if (cursor_context && !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 ); |
| } |
| wine_tsx11_unlock(); |
| } |
| |
| /*********************************************************************** |
| * SetCursor (X11DRV.@) |
| */ |
| void CDECL X11DRV_SetCursor( HCURSOR handle ) |
| { |
| if (cursor_window) SendNotifyMessageW( cursor_window, WM_X11DRV_SET_CURSOR, 0, (LPARAM)handle ); |
| } |
| |
| /*********************************************************************** |
| * SetCursorPos (X11DRV.@) |
| */ |
| BOOL CDECL X11DRV_SetCursorPos( INT x, INT y ) |
| { |
| Display *display = thread_init_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 CDECL X11DRV_GetCursorPos(LPPOINT pos) |
| { |
| Display *display = thread_init_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 CDECL 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; |
| case 7: |
| wData = XBUTTON1; |
| break; |
| case 8: |
| wData = XBUTTON2; |
| break; |
| } |
| |
| update_user_time( event->time ); |
| 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; |
| case 7: |
| wData = XBUTTON1; |
| break; |
| case 8: |
| 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 ); |
| } |