602 lines
20 KiB
C
602 lines
20 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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*
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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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "config.h"
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#include "ts_xlib.h"
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#ifdef HAVE_LIBXXF86DGA2
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#include "ts_xf86dga2.h"
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#endif
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#include "windef.h"
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#include "wine/winuser16.h"
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#include "x11drv.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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#define NB_BUTTONS 5 /* Windows can handle 3 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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};
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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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};
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static BYTE *pKeyStateTable;
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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 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;
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WND *win;
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if (!(win = WIN_GetPtr( *hwnd )) || win == WND_OTHER_PROCESS) return;
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data = win->pDriverData;
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if (window == data->whole_window)
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{
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x -= data->client_rect.left;
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y -= data->client_rect.top;
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}
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WIN_ReleasePtr( win );
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pt->x = x;
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pt->y = y;
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if (*hwnd != GetDesktopWindow())
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{
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ClientToScreen( *hwnd, pt );
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*hwnd = GetAncestor( *hwnd, GA_ROOT );
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}
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}
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/***********************************************************************
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* update_key_state
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*
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* Update the key state with what X provides us
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*/
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static void update_key_state( unsigned int state )
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{
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pKeyStateTable[VK_LBUTTON] = (state & Button1Mask ? 0x80 : 0);
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pKeyStateTable[VK_MBUTTON] = (state & Button2Mask ? 0x80 : 0);
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pKeyStateTable[VK_RBUTTON] = (state & Button3Mask ? 0x80 : 0);
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pKeyStateTable[VK_SHIFT] = (state & ShiftMask ? 0x80 : 0);
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pKeyStateTable[VK_CONTROL] = (state & ControlMask ? 0x80 : 0);
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}
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/***********************************************************************
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* send_mouse_event
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*/
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static void send_mouse_event( HWND hwnd, DWORD flags, DWORD posX, DWORD posY,
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DWORD data, Time time )
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{
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INPUT input;
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TRACE("(%04lX,%ld,%ld)\n", flags, posX, posY );
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if (flags & MOUSEEVENTF_ABSOLUTE)
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{
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int width = GetSystemMetrics( SM_CXSCREEN );
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int height = GetSystemMetrics( SM_CYSCREEN );
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/* Relative mouse movements seem not to be scaled as absolute ones */
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posX = (((long)posX << 16) + width-1) / width;
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posY = (((long)posY << 16) + height-1) / height;
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}
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input.type = WINE_INTERNAL_INPUT_MOUSE;
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input.u.mi.dx = posX;
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input.u.mi.dy = posY;
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input.u.mi.mouseData = data;
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input.u.mi.dwFlags = flags;
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input.u.mi.time = time - X11DRV_server_startticks;
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input.u.mi.dwExtraInfo = (ULONG_PTR)hwnd;
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SendInput( 1, &input, sizeof(input) );
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}
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/***********************************************************************
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* X11DRV_GetCursor
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*/
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Cursor X11DRV_GetCursor( Display *display, CURSORICONINFO *ptr )
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{
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Pixmap pixmapBits, pixmapMask, pixmapMaskInv, pixmapAll;
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XColor fg, bg;
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Cursor cursor = None;
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if (!ptr) /* Create an empty cursor */
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{
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static const char data[] = { 0 };
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bg.red = bg.green = bg.blue = 0x0000;
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pixmapBits = XCreateBitmapFromData( display, root_window, data, 1, 1 );
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if (pixmapBits)
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{
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cursor = XCreatePixmapCursor( display, pixmapBits, pixmapBits,
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&bg, &bg, 0, 0 );
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XFreePixmap( display, pixmapBits );
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}
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}
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else /* Create the X cursor from the bits */
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{
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XImage *image;
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GC gc;
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TRACE("Bitmap %dx%d planes=%d bpp=%d bytesperline=%d\n",
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ptr->nWidth, ptr->nHeight, ptr->bPlanes, ptr->bBitsPerPixel,
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ptr->nWidthBytes);
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/* Create a pixmap and transfer all the bits to it */
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/* NOTE: Following hack works, but only because XFree depth
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* 1 images really use 1 bit/pixel (and so the same layout
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* as the Windows cursor data). Perhaps use a more generic
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* algorithm here.
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*/
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/* This pixmap will be written with two bitmaps. The first is
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* the mask and the second is the image.
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*/
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if (!(pixmapAll = XCreatePixmap( display, root_window,
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ptr->nWidth, ptr->nHeight * 2, 1 )))
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return 0;
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if (!(image = XCreateImage( display, visual,
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1, ZPixmap, 0, (char *)(ptr + 1), ptr->nWidth,
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ptr->nHeight * 2, 16, ptr->nWidthBytes/ptr->bBitsPerPixel)))
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{
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XFreePixmap( display, pixmapAll );
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return 0;
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}
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gc = XCreateGC( display, pixmapAll, 0, NULL );
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XSetGraphicsExposures( display, gc, False );
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image->byte_order = MSBFirst;
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image->bitmap_bit_order = MSBFirst;
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image->bitmap_unit = 16;
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_XInitImageFuncPtrs(image);
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if (ptr->bPlanes * ptr->bBitsPerPixel == 1)
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{
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/* A plain old white on black cursor. */
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fg.red = fg.green = fg.blue = 0xffff;
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bg.red = bg.green = bg.blue = 0x0000;
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XPutImage( display, pixmapAll, gc, image,
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0, 0, 0, 0, ptr->nWidth, ptr->nHeight * 2 );
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}
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else
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{
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int rbits, gbits, bbits, red, green, blue;
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int rfg, gfg, bfg, rbg, gbg, bbg;
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int rscale, gscale, bscale;
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int x, y, xmax, ymax, bitIndex, byteIndex, xorIndex;
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unsigned char *theMask, *theImage, theChar;
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int threshold, fgBits, bgBits, bitShifted;
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BYTE pXorBits[128]; /* Up to 32x32 icons */
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switch (ptr->bBitsPerPixel)
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{
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case 24:
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rbits = 8;
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gbits = 8;
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bbits = 8;
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threshold = 0x40;
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break;
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case 16:
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rbits = 5;
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gbits = 6;
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bbits = 5;
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threshold = 0x40;
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break;
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default:
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FIXME("Currently no support for cursors with %d bits per pixel\n",
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ptr->bBitsPerPixel);
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XFreePixmap( display, pixmapAll );
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XFreeGC( display, gc );
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image->data = NULL;
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XDestroyImage( image );
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return 0;
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}
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/* The location of the mask. */
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theMask = (char *)(ptr + 1);
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/* The mask should still be 1 bit per pixel. The color image
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* should immediately follow the mask.
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*/
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theImage = &theMask[ptr->nWidth/8 * ptr->nHeight];
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rfg = gfg = bfg = rbg = gbg = bbg = 0;
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bitIndex = 0;
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byteIndex = 0;
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xorIndex = 0;
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fgBits = 0;
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bitShifted = 0x01;
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xmax = (ptr->nWidth > 32) ? 32 : ptr->nWidth;
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if (ptr->nWidth > 32) {
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ERR("Got a %dx%d cursor. Cannot handle larger than 32x32.\n",
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ptr->nWidth, ptr->nHeight);
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}
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ymax = (ptr->nHeight > 32) ? 32 : ptr->nHeight;
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memset(pXorBits, 0, 128);
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for (y=0; y<ymax; y++)
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{
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for (x=0; x<xmax; x++)
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{
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red = green = blue = 0;
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switch (ptr->bBitsPerPixel)
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{
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case 24:
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theChar = theImage[byteIndex++];
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blue = theChar;
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theChar = theImage[byteIndex++];
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green = theChar;
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theChar = theImage[byteIndex++];
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red = theChar;
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break;
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case 16:
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theChar = theImage[byteIndex++];
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blue = theChar & 0x1F;
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green = (theChar & 0xE0) >> 5;
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theChar = theImage[byteIndex++];
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green |= (theChar & 0x07) << 3;
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red = (theChar & 0xF8) >> 3;
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break;
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}
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if (red+green+blue > threshold)
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{
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rfg += red;
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gfg += green;
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bfg += blue;
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fgBits++;
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pXorBits[xorIndex] |= bitShifted;
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}
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else
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{
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rbg += red;
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gbg += green;
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bbg += blue;
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}
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if (x%8 == 7)
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{
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bitShifted = 0x01;
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xorIndex++;
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}
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else
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bitShifted = bitShifted << 1;
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}
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}
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rscale = 1 << (16 - rbits);
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gscale = 1 << (16 - gbits);
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bscale = 1 << (16 - bbits);
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if (fgBits)
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{
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fg.red = rfg * rscale / fgBits;
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fg.green = gfg * gscale / fgBits;
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fg.blue = bfg * bscale / fgBits;
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}
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else fg.red = fg.green = fg.blue = 0;
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bgBits = xmax * ymax - fgBits;
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if (bgBits)
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{
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bg.red = rbg * rscale / bgBits;
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bg.green = gbg * gscale / bgBits;
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bg.blue = bbg * bscale / bgBits;
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}
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else bg.red = bg.green = bg.blue = 0;
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pixmapBits = XCreateBitmapFromData( display, root_window, pXorBits, xmax, ymax );
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if (!pixmapBits)
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{
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XFreePixmap( display, pixmapAll );
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XFreeGC( display, gc );
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image->data = NULL;
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XDestroyImage( image );
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return 0;
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}
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/* Put the mask. */
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XPutImage( display, pixmapAll, gc, image,
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0, 0, 0, 0, ptr->nWidth, ptr->nHeight );
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XSetFunction( display, gc, GXcopy );
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/* Put the image */
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XCopyArea( display, pixmapBits, pixmapAll, gc,
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0, 0, xmax, ymax, 0, ptr->nHeight );
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XFreePixmap( display, pixmapBits );
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}
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image->data = NULL;
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XDestroyImage( image );
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/* Now create the 2 pixmaps for bits and mask */
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pixmapBits = XCreatePixmap( display, root_window, ptr->nWidth, ptr->nHeight, 1 );
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pixmapMask = XCreatePixmap( display, root_window, ptr->nWidth, ptr->nHeight, 1 );
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pixmapMaskInv = XCreatePixmap( display, root_window, ptr->nWidth, ptr->nHeight, 1 );
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/* Make sure everything went OK so far */
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if (pixmapBits && pixmapMask && pixmapMaskInv)
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{
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/* We have to do some magic here, as cursors are not fully
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* compatible between Windows and X11. Under X11, there
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* are only 3 possible color cursor: black, white and
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* masked. So we map the 4th Windows color (invert the
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* bits on the screen) to black and an additional white bit on
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* an other place (+1,+1). This require some boolean arithmetic:
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*
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* Windows | X11
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* And Xor Result | Bits Mask Result
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* 0 0 black | 0 1 background
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* 0 1 white | 1 1 foreground
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* 1 0 no change | X 0 no change
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* 1 1 inverted | 0 1 background
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*
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* which gives:
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* Bits = not 'And' and 'Xor' or 'And2' and 'Xor2'
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* Mask = not 'And' or 'Xor' or 'And2' and 'Xor2'
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*
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* FIXME: apparently some servers do support 'inverted' color.
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* I don't know if it's correct per the X spec, but maybe
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* we ought to take advantage of it. -- AJ
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*/
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XSetFunction( display, gc, GXcopy );
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XCopyArea( display, pixmapAll, pixmapBits, gc,
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0, 0, ptr->nWidth, ptr->nHeight, 0, 0 );
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XCopyArea( display, pixmapAll, pixmapMask, gc,
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0, 0, ptr->nWidth, ptr->nHeight, 0, 0 );
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XCopyArea( display, pixmapAll, pixmapMaskInv, gc,
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0, 0, ptr->nWidth, ptr->nHeight, 0, 0 );
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XSetFunction( display, gc, GXand );
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XCopyArea( display, pixmapAll, pixmapMaskInv, gc,
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0, ptr->nHeight, ptr->nWidth, ptr->nHeight, 0, 0 );
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XSetFunction( display, gc, GXandReverse );
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XCopyArea( display, pixmapAll, pixmapBits, gc,
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0, ptr->nHeight, ptr->nWidth, ptr->nHeight, 0, 0 );
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XSetFunction( display, gc, GXorReverse );
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XCopyArea( display, pixmapAll, pixmapMask, gc,
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0, ptr->nHeight, ptr->nWidth, ptr->nHeight, 0, 0 );
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/* Additional white */
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XSetFunction( display, gc, GXor );
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XCopyArea( display, pixmapMaskInv, pixmapMask, gc,
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0, 0, ptr->nWidth, ptr->nHeight, 1, 1 );
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XCopyArea( display, pixmapMaskInv, pixmapBits, gc,
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0, 0, ptr->nWidth, ptr->nHeight, 1, 1 );
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XSetFunction( display, gc, GXcopy );
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cursor = XCreatePixmapCursor( display, pixmapBits, pixmapMask,
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&fg, &bg, ptr->ptHotSpot.x, ptr->ptHotSpot.y );
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}
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/* Now free everything */
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if (pixmapAll) XFreePixmap( display, pixmapAll );
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if (pixmapBits) XFreePixmap( display, pixmapBits );
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if (pixmapMask) XFreePixmap( display, pixmapMask );
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if (pixmapMaskInv) XFreePixmap( display, pixmapMaskInv );
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XFreeGC( display, gc );
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}
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return cursor;
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}
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/* set the cursor of a window; helper for X11DRV_SetCursor */
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static BOOL CALLBACK set_win_cursor( HWND hwnd, LPARAM cursor )
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{
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Window win = X11DRV_get_whole_window( hwnd );
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if (win) TSXDefineCursor( thread_display(), win, (Cursor)cursor );
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return TRUE;
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}
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/***********************************************************************
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* SetCursor (X11DRV.@)
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*/
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void X11DRV_SetCursor( CURSORICONINFO *lpCursor )
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{
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Cursor cursor;
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if (root_window != DefaultRootWindow(gdi_display))
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{
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/* If in desktop mode, set the cursor on the desktop window */
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wine_tsx11_lock();
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cursor = X11DRV_GetCursor( gdi_display, lpCursor );
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if (cursor)
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{
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XDefineCursor( gdi_display, root_window, cursor );
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XFreeCursor( gdi_display, cursor );
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}
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wine_tsx11_unlock();
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}
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else /* set the same cursor for all top-level windows of the current thread */
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{
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Display *display = thread_display();
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wine_tsx11_lock();
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cursor = X11DRV_GetCursor( display, lpCursor );
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wine_tsx11_unlock();
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if (cursor)
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{
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/* EnumThreadWindows( GetCurrentThreadId(), set_win_cursor, (LPARAM)cursor );*/
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EnumWindows( set_win_cursor, (LPARAM)cursor );
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TSXFreeCursor( display, cursor );
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}
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}
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}
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/***********************************************************************
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* SetCursorPos (X11DRV.@)
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*/
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void X11DRV_SetCursorPos( INT x, INT y )
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{
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Display *display = thread_display();
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TRACE( "warping to (%d,%d)\n", x, y );
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wine_tsx11_lock();
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XWarpPointer( display, root_window, root_window, 0, 0, 0, 0, x, y );
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XFlush( display ); /* just in case */
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wine_tsx11_unlock();
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}
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/***********************************************************************
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* GetCursorPos (X11DRV.@)
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*/
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void X11DRV_GetCursorPos(LPPOINT pos)
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{
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Display *display = thread_display();
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Window root, child;
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int rootX, rootY, winX, winY;
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unsigned int xstate;
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if (!TSXQueryPointer( display, root_window, &root, &child,
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&rootX, &rootY, &winX, &winY, &xstate ))
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return;
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TRACE("pointer at (%d,%d)\n", winX, winY );
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pos->x = winX;
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pos->y = winY;
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}
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/***********************************************************************
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* InitMouse (X11DRV.@)
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*/
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void X11DRV_InitMouse( BYTE *key_state_table )
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{
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Window root, child;
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int root_x, root_y, child_x, child_y;
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unsigned int KeyState;
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pKeyStateTable = key_state_table;
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/* Get the current mouse position and simulate an absolute mouse
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movement to initialize the mouse global variables */
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TSXQueryPointer( thread_display(), root_window, &root, &child,
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&root_x, &root_y, &child_x, &child_y, &KeyState);
|
|
update_key_state( KeyState );
|
|
send_mouse_event( 0, MOUSEEVENTF_MOVE | MOUSEEVENTF_ABSOLUTE,
|
|
root_x, root_y, 0, GetTickCount() + X11DRV_server_startticks );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* X11DRV_ButtonPress
|
|
*/
|
|
void X11DRV_ButtonPress( HWND hwnd, XButtonEvent *event )
|
|
{
|
|
int buttonNum = event->button - 1;
|
|
WORD wData = 0;
|
|
POINT pt;
|
|
|
|
if (buttonNum >= NB_BUTTONS) return;
|
|
|
|
get_coords( &hwnd, event->window, event->x, event->y, &pt );
|
|
|
|
switch (buttonNum)
|
|
{
|
|
case 3:
|
|
wData = WHEEL_DELTA;
|
|
break;
|
|
case 4:
|
|
wData = -WHEEL_DELTA;
|
|
break;
|
|
}
|
|
update_key_state( event->state );
|
|
send_mouse_event( hwnd, button_down_flags[buttonNum] | MOUSEEVENTF_ABSOLUTE,
|
|
pt.x, pt.y, wData, event->time );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* X11DRV_ButtonRelease
|
|
*/
|
|
void X11DRV_ButtonRelease( HWND hwnd, XButtonEvent *event )
|
|
{
|
|
int buttonNum = event->button - 1;
|
|
POINT pt;
|
|
|
|
if (buttonNum >= NB_BUTTONS || !button_up_flags[buttonNum]) return;
|
|
|
|
get_coords( &hwnd, event->window, event->x, event->y, &pt );
|
|
update_key_state( event->state );
|
|
send_mouse_event( hwnd, button_up_flags[buttonNum] | MOUSEEVENTF_ABSOLUTE,
|
|
pt.x, pt.y, 0, event->time );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* X11DRV_MotionNotify
|
|
*/
|
|
void X11DRV_MotionNotify( HWND hwnd, XMotionEvent *event )
|
|
{
|
|
POINT pt;
|
|
|
|
get_coords( &hwnd, event->window, event->x, event->y, &pt );
|
|
update_key_state( event->state );
|
|
send_mouse_event( hwnd, MOUSEEVENTF_MOVE | MOUSEEVENTF_ABSOLUTE,
|
|
pt.x, pt.y, 0, event->time );
|
|
}
|
|
|
|
|
|
#ifdef HAVE_LIBXXF86DGA2
|
|
/**********************************************************************
|
|
* X11DRV_DGAMotionEvent
|
|
*/
|
|
void X11DRV_DGAMotionEvent( HWND hwnd, XDGAMotionEvent *event )
|
|
{
|
|
update_key_state( event->state );
|
|
send_mouse_event( hwnd, MOUSEEVENTF_MOVE, event->dx, event->dy, 0, event->time );
|
|
}
|
|
|
|
/**********************************************************************
|
|
* X11DRV_DGAButtonPressEvent
|
|
*/
|
|
void X11DRV_DGAButtonPressEvent( HWND hwnd, XDGAButtonEvent *event )
|
|
{
|
|
int buttonNum = event->button - 1;
|
|
|
|
if (buttonNum >= NB_BUTTONS) return;
|
|
update_key_state( event->state );
|
|
send_mouse_event( hwnd, button_down_flags[buttonNum], 0, 0, 0, event->time );
|
|
}
|
|
|
|
/**********************************************************************
|
|
* X11DRV_DGAButtonReleaseEvent
|
|
*/
|
|
void X11DRV_DGAButtonReleaseEvent( HWND hwnd, XDGAButtonEvent *event )
|
|
{
|
|
int buttonNum = event->button - 1;
|
|
|
|
if (buttonNum >= NB_BUTTONS) return;
|
|
update_key_state( event->state );
|
|
send_mouse_event( hwnd, button_up_flags[buttonNum], 0, 0, 0, event->time );
|
|
}
|
|
#endif /* HAVE_LIBXXF86DGA2 */
|