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Move the implementation of comctl32._TrackMouseEvent to 

user32.TrackMouseEvent and call this function in accordance with the
specs.
This commit is contained in:
Rein Klazes 2002-01-15 20:41:41 +00:00 committed by Alexandre Julliard
parent fd59f34ec0
commit 49762a3a50
4 changed files with 268 additions and 216 deletions
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218
dlls/comctl32/commctrl.c
View File

@ -918,87 +918,6 @@ HRESULT WINAPI COMCTL32_DllInstall(BOOL bInstall, LPCWSTR cmdline)
return S_OK;
}
typedef struct __TRACKINGLIST {
TRACKMOUSEEVENT tme;
POINT pos; /* center of hover rectangle */
INT iHoverTime; /* elapsed time the cursor has been inside of the hover rect */
} _TRACKINGLIST;
static _TRACKINGLIST TrackingList[10];
static int iTrackMax = 0;
static UINT_PTR timer;
static const INT iTimerInterval = 50; /* msec for timer interval */
/* FIXME: need to implement WM_NCMOUSELEAVE and WM_NCMOUSEHOVER for */
/* TrackMouseEventProc and _TrackMouseEvent */
static void CALLBACK TrackMouseEventProc(HWND hwndUnused, UINT uMsg, UINT_PTR idEvent,
DWORD dwTime)
{
int i = 0;
POINT pos;
HWND hwnd;
INT hoverwidth = 0, hoverheight = 0;
GetCursorPos(&pos);
hwnd = WindowFromPoint(pos);
SystemParametersInfoA(SPI_GETMOUSEHOVERWIDTH, 0, &hoverwidth, 0);
SystemParametersInfoA(SPI_GETMOUSEHOVERHEIGHT, 0, &hoverheight, 0);
/* loop through tracking events we are processing */
while (i < iTrackMax) {
/* see if this tracking event is looking for TME_LEAVE and that the */
/* mouse has left the window */
if ((TrackingList[i].tme.dwFlags & TME_LEAVE) &&
(TrackingList[i].tme.hwndTrack != hwnd)) {
PostMessageA(TrackingList[i].tme.hwndTrack, WM_MOUSELEAVE, 0, 0);
/* remove the TME_LEAVE flag */
TrackingList[i].tme.dwFlags ^= TME_LEAVE;
}
/* see if we are tracking hovering for this hwnd */
if(TrackingList[i].tme.dwFlags & TME_HOVER) {
/* add the timer interval to the hovering time */
TrackingList[i].iHoverTime+=iTimerInterval;
/* has the cursor moved outside the rectangle centered around pos? */
if((abs(pos.x - TrackingList[i].pos.x) > (hoverwidth / 2.0))
|| (abs(pos.y - TrackingList[i].pos.y) > (hoverheight / 2.0)))
{
/* record this new position as the current position and reset */
/* the iHoverTime variable to 0 */
TrackingList[i].pos = pos;
TrackingList[i].iHoverTime = 0;
}
/* has the mouse hovered long enough? */
if(TrackingList[i].iHoverTime <= TrackingList[i].tme.dwHoverTime)
{
PostMessageA(TrackingList[i].tme.hwndTrack, WM_MOUSEHOVER, 0, 0);
/* stop tracking mouse hover */
TrackingList[i].tme.dwFlags ^= TME_HOVER;
}
}
/* see if we are still tracking TME_HOVER or TME_LEAVE for this entry */
if((TrackingList[i].tme.dwFlags & TME_HOVER) ||
(TrackingList[i].tme.dwFlags & TME_LEAVE)) {
i++;
} else { /* remove this entry from the tracking list */
TrackingList[i] = TrackingList[--iTrackMax];
}
}
/* stop the timer if the tracking list is empty */
if(iTrackMax == 0) {
KillTimer(0, timer);
timer = 0;
}
}
/***********************************************************************
* _TrackMouseEvent [COMCTL32.91]
*
@ -1019,147 +938,16 @@ static void CALLBACK TrackMouseEventProc(HWND hwndUnused, UINT uMsg, UINT_PTR id
* Success: non-zero
* Failure: zero
*
* IMPLEMENTATION moved to USER32.TrackMouseEvent
*
*/
BOOL WINAPI
_TrackMouseEvent (TRACKMOUSEEVENT *ptme)
{
DWORD flags = 0;
int i = 0;
BOOL cancel = 0, hover = 0, leave = 0, query = 0;
HWND hwnd;
POINT pos;
pos.x = 0;
pos.y = 0;
TRACE("%lx, %lx, %x, %lx\n", ptme->cbSize, ptme->dwFlags, ptme->hwndTrack, ptme->dwHoverTime);
if (ptme->cbSize != sizeof(TRACKMOUSEEVENT)) {
WARN("wrong TRACKMOUSEEVENT size from app\n");
SetLastError(ERROR_INVALID_PARAMETER); /* FIXME not sure if this is correct */
return FALSE;
}
flags = ptme->dwFlags;
/* if HOVER_DEFAULT was specified replace this with the systems current value */
if(ptme->dwHoverTime == HOVER_DEFAULT)
SystemParametersInfoA(SPI_GETMOUSEHOVERTIME, 0, &(ptme->dwHoverTime), 0);
GetCursorPos(&pos);
hwnd = WindowFromPoint(pos);
if ( flags & TME_CANCEL ) {
flags &= ~ TME_CANCEL;
cancel = 1;
}
if ( flags & TME_HOVER ) {
flags &= ~ TME_HOVER;
hover = 1;
}
if ( flags & TME_LEAVE ) {
flags &= ~ TME_LEAVE;
leave = 1;
}
/* fill the TRACKMOUSEEVENT struct with the current tracking for the given hwnd */
if ( flags & TME_QUERY ) {
flags &= ~ TME_QUERY;
query = 1;
i = 0;
/* Find the tracking list entry with the matching hwnd */
while((i < iTrackMax) && (TrackingList[i].tme.hwndTrack != ptme->hwndTrack)) {
i++;
}
/* hwnd found, fill in the ptme struct */
if(i < iTrackMax)
*ptme = TrackingList[i].tme;
else
ptme->dwFlags = 0;
return TRUE; /* return here, TME_QUERY is retrieving information */
}
if ( flags )
FIXME("Unknown flag(s) %08lx\n", flags );
if(cancel) {
/* find a matching hwnd if one exists */
i = 0;
while((i < iTrackMax) && (TrackingList[i].tme.hwndTrack != ptme->hwndTrack)) {
i++;
}
if(i < iTrackMax) {
TrackingList[i].tme.dwFlags &= ~(ptme->dwFlags & ~TME_CANCEL);
/* if we aren't tracking on hover or leave remove this entry */
if(!((TrackingList[i].tme.dwFlags & TME_HOVER) ||
(TrackingList[i].tme.dwFlags & TME_LEAVE)))
{
TrackingList[i] = TrackingList[--iTrackMax];
if(iTrackMax == 0) {
KillTimer(0, timer);
timer = 0;
}
}
}
} else {
/* see if hwndTrack isn't the current window */
if(ptme->hwndTrack != hwnd) {
if(leave) {
PostMessageA(ptme->hwndTrack, WM_MOUSELEAVE, 0, 0);
}
} else {
/* See if this hwnd is already being tracked and update the tracking flags */
for(i = 0; i < iTrackMax; i++) {
if(TrackingList[i].tme.hwndTrack == ptme->hwndTrack) {
if(hover) {
TrackingList[i].tme.dwFlags |= TME_HOVER;
TrackingList[i].tme.dwHoverTime = ptme->dwHoverTime;
}
if(leave)
TrackingList[i].tme.dwFlags |= TME_LEAVE;
/* reset iHoverTime as per winapi specs */
TrackingList[i].iHoverTime = 0;
return TRUE;
}
}
/* if the tracking list is full return FALSE */
if (iTrackMax == sizeof (TrackingList) / sizeof(*TrackingList)) {
return FALSE;
}
/* Adding new mouse event to the tracking list */
TrackingList[iTrackMax].tme = *ptme;
/* Initialize HoverInfo variables even if not hover tracking */
TrackingList[iTrackMax].iHoverTime = 0;
TrackingList[iTrackMax].pos = pos;
iTrackMax++;
if (!timer) {
timer = SetTimer(0, 0, iTimerInterval, TrackMouseEventProc);
}
}
}
return TRUE;
return TrackMouseEvent (ptme);
}
/*************************************************************************
* GetMUILanguage [COMCTL32.39]
*

2
dlls/user/user32.spec
View File

@ -650,7 +650,7 @@ debug_channels (accel caret class clipboard combo comm cursor dc ddeml dialog
@ stdcall SetProcessDefaultLayout(long) SetProcessDefaultLayout
@ stdcall RegisterDeviceNotificationA(long ptr long) RegisterDeviceNotificationA
@ stub RegisterDeviceNotificationW
@ stub TrackMouseEvent
@ stdcall TrackMouseEvent(ptr) TrackMouseEvent
@ stub UnregisterDeviceNotification
# win98/win2k

19
include/winuser.h
View File

@ -3328,6 +3328,24 @@ typedef struct
#define MK_XBUTTON1 0x0020
#define MK_XBUTTON2 0x0040
#define WM_MOUSEHOVER 0x02A1
#define WM_MOUSELEAVE 0x02A3
#define TME_HOVER 0x00000001
#define TME_LEAVE 0x00000002
#define TME_QUERY 0x40000000
#define TME_CANCEL 0x80000000
#define HOVER_DEFAULT 0xFFFFFFFF
typedef struct tagTRACKMOUSEEVENT {
DWORD cbSize;
DWORD dwFlags;
HWND hwndTrack;
DWORD dwHoverTime;
} TRACKMOUSEEVENT, *LPTRACKMOUSEEVENT;
/* Queue status flags */
#define QS_KEY 0x0001
#define QS_MOUSEMOVE 0x0002
@ -4143,6 +4161,7 @@ LONG WINAPI TabbedTextOutW(HDC,INT,INT,LPCWSTR,INT,INT,const INT*,INT);
#define TabbedTextOut WINELIB_NAME_AW(TabbedTextOut)
INT WINAPI ToAscii(UINT,UINT,LPBYTE,LPWORD,UINT);
INT WINAPI ToAsciiEx(UINT,UINT,LPBYTE,LPWORD,UINT,HKL);
BOOL WINAPI TrackMouseEvent(LPTRACKMOUSEEVENT);
BOOL WINAPI TrackPopupMenu(HMENU,UINT,INT,INT,INT,HWND,const RECT*);
INT WINAPI TranslateAccelerator(HWND,HACCEL,LPMSG);
BOOL WINAPI TranslateMDISysAccel(HWND,LPMSG);

245
windows/input.c
View File

@ -929,3 +929,248 @@ HKL WINAPI LoadKeyboardLayoutW(LPCWSTR pwszKLID, UINT Flags)
buf[8] = 0;
return LoadKeyboardLayoutA(buf, Flags);
}
typedef struct __TRACKINGLIST {
TRACKMOUSEEVENT tme;
POINT pos; /* center of hover rectangle */
INT iHoverTime; /* elapsed time the cursor has been inside of the hover rect */
} _TRACKINGLIST;
static _TRACKINGLIST TrackingList[10];
static int iTrackMax = 0;
static UINT_PTR timer;
static const INT iTimerInterval = 50; /* msec for timer interval */
/* FIXME: need to implement WM_NCMOUSELEAVE and WM_NCMOUSEHOVER for */
/* TrackMouseEventProc and _TrackMouseEvent */
static void CALLBACK TrackMouseEventProc(HWND hwndUnused, UINT uMsg, UINT_PTR idEvent,
DWORD dwTime)
{
int i = 0;
POINT pos;
HWND hwnd;
INT hoverwidth = 0, hoverheight = 0;
GetCursorPos(&pos);
hwnd = WindowFromPoint(pos);
SystemParametersInfoA(SPI_GETMOUSEHOVERWIDTH, 0, &hoverwidth, 0);
SystemParametersInfoA(SPI_GETMOUSEHOVERHEIGHT, 0, &hoverheight, 0);
/* loop through tracking events we are processing */
while (i < iTrackMax) {
/* see if this tracking event is looking for TME_LEAVE and that the */
/* mouse has left the window */
if ((TrackingList[i].tme.dwFlags & TME_LEAVE) &&
(TrackingList[i].tme.hwndTrack != hwnd)) {
PostMessageA(TrackingList[i].tme.hwndTrack, WM_MOUSELEAVE, 0, 0);
/* remove the TME_LEAVE flag */
TrackingList[i].tme.dwFlags ^= TME_LEAVE;
}
/* see if we are tracking hovering for this hwnd */
if(TrackingList[i].tme.dwFlags & TME_HOVER) {
/* add the timer interval to the hovering time */
TrackingList[i].iHoverTime+=iTimerInterval;
/* has the cursor moved outside the rectangle centered around pos? */
if((abs(pos.x - TrackingList[i].pos.x) > (hoverwidth / 2.0))
|| (abs(pos.y - TrackingList[i].pos.y) > (hoverheight / 2.0)))
{
/* record this new position as the current position and reset */
/* the iHoverTime variable to 0 */
TrackingList[i].pos = pos;
TrackingList[i].iHoverTime = 0;
}
/* has the mouse hovered long enough? */
if(TrackingList[i].iHoverTime <= TrackingList[i].tme.dwHoverTime)
{
PostMessageA(TrackingList[i].tme.hwndTrack, WM_MOUSEHOVER, 0, 0);
/* stop tracking mouse hover */
TrackingList[i].tme.dwFlags ^= TME_HOVER;
}
}
/* see if we are still tracking TME_HOVER or TME_LEAVE for this entry */
if((TrackingList[i].tme.dwFlags & TME_HOVER) ||
(TrackingList[i].tme.dwFlags & TME_LEAVE)) {
i++;
} else { /* remove this entry from the tracking list */
TrackingList[i] = TrackingList[--iTrackMax];
}
}
/* stop the timer if the tracking list is empty */
if(iTrackMax == 0) {
KillTimer(0, timer);
timer = 0;
}
}
/***********************************************************************
* TrackMouseEvent [USER32]
*
* Requests notification of mouse events
*
* During mouse tracking WM_MOUSEHOVER or WM_MOUSELEAVE events are posted
* to the hwnd specified in the ptme structure. After the event message
* is posted to the hwnd, the entry in the queue is removed.
*
* If the current hwnd isn't ptme->hwndTrack the TME_HOVER flag is completely
* ignored. The TME_LEAVE flag results in a WM_MOUSELEAVE message being posted
* immediately and the TME_LEAVE flag being ignored.
*
* PARAMS
* ptme [I,O] pointer to TRACKMOUSEEVENT information structure.
*
* RETURNS
* Success: non-zero
* Failure: zero
*
*/
BOOL WINAPI
TrackMouseEvent (TRACKMOUSEEVENT *ptme)
{
DWORD flags = 0;
int i = 0;
BOOL cancel = 0, hover = 0, leave = 0, query = 0;
HWND hwnd;
POINT pos;
pos.x = 0;
pos.y = 0;
TRACE("%lx, %lx, %x, %lx\n", ptme->cbSize, ptme->dwFlags, ptme->hwndTrack, ptme->dwHoverTime);
if (ptme->cbSize != sizeof(TRACKMOUSEEVENT)) {
WARN("wrong TRACKMOUSEEVENT size from app\n");
SetLastError(ERROR_INVALID_PARAMETER); /* FIXME not sure if this is correct */
return FALSE;
}
flags = ptme->dwFlags;
/* if HOVER_DEFAULT was specified replace this with the systems current value */
if(ptme->dwHoverTime == HOVER_DEFAULT)
SystemParametersInfoA(SPI_GETMOUSEHOVERTIME, 0, &(ptme->dwHoverTime), 0);
GetCursorPos(&pos);
hwnd = WindowFromPoint(pos);
if ( flags & TME_CANCEL ) {
flags &= ~ TME_CANCEL;
cancel = 1;
}
if ( flags & TME_HOVER ) {
flags &= ~ TME_HOVER;
hover = 1;
}
if ( flags & TME_LEAVE ) {
flags &= ~ TME_LEAVE;
leave = 1;
}
/* fill the TRACKMOUSEEVENT struct with the current tracking for the given hwnd */
if ( flags & TME_QUERY ) {
flags &= ~ TME_QUERY;
query = 1;
i = 0;
/* Find the tracking list entry with the matching hwnd */
while((i < iTrackMax) && (TrackingList[i].tme.hwndTrack != ptme->hwndTrack)) {
i++;
}
/* hwnd found, fill in the ptme struct */
if(i < iTrackMax)
*ptme = TrackingList[i].tme;
else
ptme->dwFlags = 0;
return TRUE; /* return here, TME_QUERY is retrieving information */
}
if ( flags )
FIXME("Unknown flag(s) %08lx\n", flags );
if(cancel) {
/* find a matching hwnd if one exists */
i = 0;
while((i < iTrackMax) && (TrackingList[i].tme.hwndTrack != ptme->hwndTrack)) {
i++;
}
if(i < iTrackMax) {
TrackingList[i].tme.dwFlags &= ~(ptme->dwFlags & ~TME_CANCEL);
/* if we aren't tracking on hover or leave remove this entry */
if(!((TrackingList[i].tme.dwFlags & TME_HOVER) ||
(TrackingList[i].tme.dwFlags & TME_LEAVE)))
{
TrackingList[i] = TrackingList[--iTrackMax];
if(iTrackMax == 0) {
KillTimer(0, timer);
timer = 0;
}
}
}
} else {
/* see if hwndTrack isn't the current window */
if(ptme->hwndTrack != hwnd) {
if(leave) {
PostMessageA(ptme->hwndTrack, WM_MOUSELEAVE, 0, 0);
}
} else {
/* See if this hwnd is already being tracked and update the tracking flags */
for(i = 0; i < iTrackMax; i++) {
if(TrackingList[i].tme.hwndTrack == ptme->hwndTrack) {
if(hover) {
TrackingList[i].tme.dwFlags |= TME_HOVER;
TrackingList[i].tme.dwHoverTime = ptme->dwHoverTime;
}
if(leave)
TrackingList[i].tme.dwFlags |= TME_LEAVE;
/* reset iHoverTime as per winapi specs */
TrackingList[i].iHoverTime = 0;
return TRUE;
}
}
/* if the tracking list is full return FALSE */
if (iTrackMax == sizeof (TrackingList) / sizeof(*TrackingList)) {
return FALSE;
}
/* Adding new mouse event to the tracking list */
TrackingList[iTrackMax].tme = *ptme;
/* Initialize HoverInfo variables even if not hover tracking */
TrackingList[iTrackMax].iHoverTime = 0;
TrackingList[iTrackMax].pos = pos;
iTrackMax++;
if (!timer) {
timer = SetTimer(0, 0, iTimerInterval, TrackMouseEventProc);
}
}
}
return TRUE;
}