308 lines
11 KiB
C
308 lines
11 KiB
C
/*
|
|
* X11 mouse driver
|
|
*
|
|
* Copyright 1998 Ulrich Weigand
|
|
*/
|
|
|
|
#include "config.h"
|
|
|
|
#include "ts_xlib.h"
|
|
|
|
#include "windef.h"
|
|
#include "wine/winuser16.h"
|
|
|
|
#include "debugtools.h"
|
|
#include "mouse.h"
|
|
#include "win.h"
|
|
#include "x11drv.h"
|
|
|
|
DEFAULT_DEBUG_CHANNEL(cursor);
|
|
|
|
/**********************************************************************/
|
|
|
|
static LONG X11DRV_MOUSE_WarpPointer = 0; /* hack; see DISPLAY_MoveCursor */
|
|
static LPMOUSE_EVENT_PROC DefMouseEventProc = NULL;
|
|
|
|
/***********************************************************************
|
|
* X11DRV_GetCursor
|
|
*/
|
|
Cursor X11DRV_GetCursor( Display *display, CURSORICONINFO *ptr )
|
|
{
|
|
Pixmap pixmapBits, pixmapMask, pixmapMaskInv, pixmapAll;
|
|
XColor fg, bg;
|
|
Cursor cursor = None;
|
|
|
|
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;
|
|
|
|
if (ptr->bPlanes * ptr->bBitsPerPixel != 1)
|
|
{
|
|
WARN("Cursor has more than 1 bpp!\n" );
|
|
return 0;
|
|
}
|
|
|
|
/* 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.
|
|
*/
|
|
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))) 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);
|
|
XPutImage( display, pixmapAll, gc, image,
|
|
0, 0, 0, 0, ptr->nWidth, ptr->nHeight * 2 );
|
|
image->data = NULL;
|
|
XDestroyImage( image );
|
|
|
|
/* Now create the 2 pixmaps for bits and mask */
|
|
|
|
pixmapBits = XCreatePixmap( display, root_window, ptr->nWidth, ptr->nHeight, 1 );
|
|
pixmapMask = XCreatePixmap( display, root_window, ptr->nWidth, ptr->nHeight, 1 );
|
|
pixmapMaskInv = 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 );
|
|
fg.red = fg.green = fg.blue = 0xffff;
|
|
bg.red = bg.green = bg.blue = 0x0000;
|
|
cursor = XCreatePixmapCursor( display, pixmapBits, pixmapMask,
|
|
&fg, &bg, ptr->ptHotSpot.x, ptr->ptHotSpot.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;
|
|
}
|
|
|
|
/* set the cursor of a window; helper for X11DRV_SetCursor */
|
|
static BOOL CALLBACK set_win_cursor( HWND hwnd, LPARAM cursor )
|
|
{
|
|
WND *wndPtr = WIN_FindWndPtr(hwnd);
|
|
if (wndPtr)
|
|
{
|
|
Window win = X11DRV_WND_GetXWindow(wndPtr);
|
|
if (win) TSXDefineCursor( thread_display(), win, (Cursor)cursor );
|
|
}
|
|
WIN_ReleaseWndPtr( wndPtr );
|
|
return TRUE;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* SetCursor (X11DRV.@)
|
|
*/
|
|
void X11DRV_SetCursor( CURSORICONINFO *lpCursor )
|
|
{
|
|
Cursor cursor;
|
|
|
|
if (root_window != DefaultRootWindow(gdi_display))
|
|
{
|
|
/* If in desktop mode, set the cursor on the desktop window */
|
|
|
|
wine_tsx11_lock();
|
|
cursor = X11DRV_GetCursor( gdi_display, lpCursor );
|
|
if (cursor)
|
|
{
|
|
XDefineCursor( gdi_display, root_window, cursor );
|
|
XFreeCursor( gdi_display, cursor );
|
|
}
|
|
wine_tsx11_unlock();
|
|
}
|
|
else /* set the same cursor for all top-level windows of the current thread */
|
|
{
|
|
Display *display = thread_display();
|
|
|
|
wine_tsx11_lock();
|
|
cursor = X11DRV_GetCursor( display, lpCursor );
|
|
wine_tsx11_unlock();
|
|
if (cursor)
|
|
{
|
|
/* EnumThreadWindows( GetCurrentThreadId(), set_win_cursor, (LPARAM)cursor );*/
|
|
EnumWindows( set_win_cursor, (LPARAM)cursor );
|
|
TSXFreeCursor( display, cursor );
|
|
}
|
|
}
|
|
}
|
|
|
|
/***********************************************************************
|
|
* MoveCursor (X11DRV.@)
|
|
*/
|
|
void X11DRV_MoveCursor(WORD wAbsX, WORD wAbsY)
|
|
{
|
|
/*
|
|
* We do not want to create MotionNotify events here,
|
|
* otherwise we will get an endless recursion:
|
|
* XMotionEvent -> MOUSEEVENTF_MOVE -> mouse_event -> DisplayMoveCursor
|
|
* -> XWarpPointer -> XMotionEvent -> ...
|
|
*
|
|
* Unfortunately, the XWarpPointer call does create a MotionNotify
|
|
* event. So, we use a hack: before MOUSE_SendEvent calls the mouse event
|
|
* procedure, it sets a global flag. If this flag is set, we skip the
|
|
* XWarpPointer call. If we are *not* called from within MOUSE_SendEvent,
|
|
* we will call XWarpPointer, which will create a MotionNotify event.
|
|
* Strictly speaking, this is also wrong, but that should normally not
|
|
* have any negative effects ...
|
|
*
|
|
* But first of all, we check whether we already are at the position
|
|
* are supposed to move to; if so, we don't need to do anything.
|
|
*/
|
|
|
|
Display *display = thread_display();
|
|
Window root, child;
|
|
int rootX, rootY, winX, winY;
|
|
unsigned int xstate;
|
|
|
|
if (X11DRV_MOUSE_WarpPointer < 0) return;
|
|
|
|
if (!TSXQueryPointer( display, root_window, &root, &child,
|
|
&rootX, &rootY, &winX, &winY, &xstate ))
|
|
return;
|
|
|
|
if ( winX == wAbsX && winY == wAbsY )
|
|
return;
|
|
|
|
TRACE("(%d,%d): moving from (%d,%d)\n", wAbsX, wAbsY, winX, winY );
|
|
|
|
TSXWarpPointer( display, root_window, root_window, 0, 0, 0, 0, wAbsX, wAbsY );
|
|
}
|
|
|
|
/***********************************************************************
|
|
* InitMouse (X11DRV.@)
|
|
*/
|
|
void X11DRV_InitMouse( LPMOUSE_EVENT_PROC proc )
|
|
{
|
|
static int init_done;
|
|
|
|
DefMouseEventProc = proc;
|
|
|
|
if (!init_done)
|
|
{
|
|
Window root, child;
|
|
int root_x, root_y, child_x, child_y;
|
|
unsigned int KeyState;
|
|
|
|
init_done = 1;
|
|
/* Get the current mouse position and simulate an absolute mouse
|
|
movement to initialize the mouse global variables */
|
|
TSXQueryPointer( thread_display(), root_window, &root, &child,
|
|
&root_x, &root_y, &child_x, &child_y, &KeyState);
|
|
X11DRV_SendEvent(MOUSEEVENTF_MOVE | MOUSEEVENTF_ABSOLUTE,
|
|
root_x, root_y, X11DRV_EVENT_XStateToKeyState(KeyState),
|
|
GetTickCount(), 0 );
|
|
}
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* X11DRV_SendEvent (internal)
|
|
*/
|
|
void X11DRV_SendEvent( DWORD mouseStatus, DWORD posX, DWORD posY,
|
|
DWORD keyState, DWORD time, HWND hWnd )
|
|
{
|
|
int width = GetSystemMetrics( SM_CXSCREEN );
|
|
int height = GetSystemMetrics( SM_CYSCREEN );
|
|
int iWndsLocks;
|
|
WINE_MOUSEEVENT wme;
|
|
|
|
if ( !DefMouseEventProc ) return;
|
|
|
|
TRACE("(%04lX,%ld,%ld)\n", mouseStatus, posX, posY );
|
|
|
|
if (mouseStatus & MOUSEEVENTF_MOVE) {
|
|
if (mouseStatus & MOUSEEVENTF_ABSOLUTE) {
|
|
/* Relative mouse movements seems not to be scaled as absolute ones */
|
|
posX = (((long)posX << 16) + width-1) / width;
|
|
posY = (((long)posY << 16) + height-1) / height;
|
|
}
|
|
}
|
|
|
|
wme.magic = WINE_MOUSEEVENT_MAGIC;
|
|
wme.time = time;
|
|
wme.hWnd = hWnd;
|
|
wme.keyState = keyState;
|
|
|
|
InterlockedDecrement( &X11DRV_MOUSE_WarpPointer );
|
|
/* To avoid deadlocks, we have to suspend all locks on windows structures
|
|
before the program control is passed to the mouse driver */
|
|
iWndsLocks = WIN_SuspendWndsLock();
|
|
DefMouseEventProc( mouseStatus, posX, posY, 0, (DWORD)&wme );
|
|
WIN_RestoreWndsLock(iWndsLocks);
|
|
InterlockedIncrement( &X11DRV_MOUSE_WarpPointer );
|
|
}
|