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wintab32: Better handling of XInput initialisation errors.

This commit is contained in:
Peter Urbanec 2011-03-03 19:26:33 +11:00 committed by Alexandre Julliard
parent af0a4b6956
commit 0ea8bf17fa
2 changed files with 33 additions and 14 deletions
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16
dlls/winex11.drv/wintab.c
View File

@ -484,7 +484,7 @@ static void disable_system_cursors(void)
/***********************************************************************
* X11DRV_LoadTabletInfo (X11DRV.@)
*/
void CDECL X11DRV_LoadTabletInfo(HWND hwnddefault)
BOOL CDECL X11DRV_LoadTabletInfo(HWND hwnddefault)
{
const WCHAR SZ_CONTEXT_NAME[] = {'W','i','n','e',' ','T','a','b','l','e','t',' ','C','o','n','t','e','x','t',0};
const WCHAR SZ_DEVICE_NAME[] = {'W','i','n','e',' ','T','a','b','l','e','t',' ','D','e','v','i','c','e',0};
@ -507,7 +507,7 @@ void CDECL X11DRV_LoadTabletInfo(HWND hwnddefault)
if (!X11DRV_XInput_Init())
{
ERR("Unable to initialize the XInput library.\n");
return;
return FALSE;
}
hwndTabletDefault = hwnddefault;
@ -555,9 +555,9 @@ void CDECL X11DRV_LoadTabletInfo(HWND hwnddefault)
devices = pXListInputDevices(data->display, &num_devices);
if (!devices)
{
WARN("XInput Extensions reported as not avalable\n");
WARN("XInput Extensions reported as not available\n");
wine_tsx11_unlock();
return;
return FALSE;
}
TRACE("XListInputDevices reports %d devices\n", num_devices);
for (loop=0; loop < num_devices; loop++)
@ -778,6 +778,7 @@ void CDECL X11DRV_LoadTabletInfo(HWND hwnddefault)
}
wine_tsx11_unlock();
return TRUE;
}
static int figure_deg(int x, int y)
@ -971,7 +972,7 @@ int CDECL X11DRV_AttachEventQueueToTablet(HWND hOwner)
XEventClass event_list[7];
Window win = X11DRV_get_whole_window( hOwner );
if (!win) return 0;
if (!win || !xinput_handle) return 0;
TRACE("Creating context for window %p (%lx) %i cursors\n", hOwner, win, gNumCursors);
@ -1080,6 +1081,8 @@ UINT CDECL X11DRV_WTInfoW(UINT wCategory, UINT nIndex, LPVOID lpOutput)
LPWTI_CURSORS_INFO tgtcursor;
TRACE("(%u, %u, %p)\n", wCategory, nIndex, lpOutput);
if (!xinput_handle) return 0;
switch(wCategory)
{
case 0:
@ -1512,8 +1515,9 @@ int CDECL X11DRV_GetCurrentPacket(LPWTPACKET packet)
/***********************************************************************
* LoadTabletInfo (X11DRV.@)
*/
void CDECL X11DRV_LoadTabletInfo(HWND hwnddefault)
BOOL CDECL X11DRV_LoadTabletInfo(HWND hwnddefault)
{
return FALSE;
}
/***********************************************************************

29
dlls/wintab32/context.c
View File

@ -42,7 +42,6 @@ WINE_DEFAULT_DEBUG_CHANNEL(wintab32);
* http://www.csl.sony.co.jp/projects/ar/restricted/wintabl.html
*/
static BOOL gLoaded;
static LPOPENCONTEXT gOpenContexts;
static HCTX gTopContext = (HCTX)0xc00;
@ -151,12 +150,26 @@ static LPOPENCONTEXT TABLET_FindOpenContext(HCTX hCtx)
return NULL;
}
static void LoadTablet(void)
static inline BOOL LoadTablet(void)
{
static enum {TI_START = 0, TI_OK, TI_FAIL} loaded = TI_START;
if (loaded == TI_START)
{
TRACE("Initializing the tablet to hwnd %p\n",hwndDefault);
gLoaded= TRUE;
if (pLoadTabletInfo)
pLoadTabletInfo(hwndDefault);
if (pLoadTabletInfo && pLoadTabletInfo(hwndDefault))
{
loaded = TI_OK;
}
else
{
loaded = TI_FAIL;
ERR("LoadTabletInfo(%p) failed\n", hwndDefault);
}
}
return loaded == TI_OK;
}
int TABLET_PostTabletMessage(LPOPENCONTEXT newcontext, UINT msg, WPARAM wParam,
@ -366,9 +379,9 @@ static UINT WTInfoT(UINT wCategory, UINT nIndex, LPVOID lpOutput, BOOL bUnicode)
{
UINT result;
if (!LoadTablet()) return 0;
TRACE("(%d, %d, %p, %d)\n", wCategory, nIndex, lpOutput, bUnicode);
if (gLoaded == FALSE)
LoadTablet();
/*
* Handle system extents here, as we can use user32.dll code to set them.
@ -450,6 +463,8 @@ HCTX WINAPI WTOpenW(HWND hWnd, LPLOGCONTEXTW lpLogCtx, BOOL fEnable)
{
LPOPENCONTEXT newcontext;
if (!LoadTablet()) return 0;
TRACE("hWnd=%p, lpLogCtx=%p, fEnable=%u\n", hWnd, lpLogCtx, fEnable);
DUMPCONTEXT(*lpLogCtx);