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Implement the TME_NONCLIENT flag in TrackMouseEvent to handle 

nonclient hover/ leave events.
This commit is contained in:
Kevin Koltzau 2003-11-26 05:06:59 +00:00 committed by Alexandre Julliard
parent 709cc31438
commit 358fff8142
3 changed files with 86 additions and 12 deletions
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1
include/commctrl.h
View File

@ -609,6 +609,7 @@ BOOL WINAPI ImageList_Write(HIMAGELIST, LPSTREAM);
#define TME_HOVER 0x00000001
#define TME_LEAVE 0x00000002
#define TME_NONCLIENT 0x00000010
#define TME_QUERY 0x40000000
#define TME_CANCEL 0x80000000

4
include/winuser.h
View File

@ -3392,9 +3392,13 @@ typedef struct
#define WM_MOUSEHOVER 0x02A1
#define WM_MOUSELEAVE 0x02A3
#define WM_NCMOUSEHOVER 0x02A0
#define WM_NCMOUSELEAVE 0x02A2
#define TME_HOVER 0x00000001
#define TME_LEAVE 0x00000002
#define TME_NONCLIENT 0x00000010
#define TME_QUERY 0x40000000
#define TME_CANCEL 0x80000000

79
windows/input.c
View File

@ -965,8 +965,6 @@ 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)
{
@ -974,7 +972,9 @@ static void CALLBACK TrackMouseEventProc(HWND hwndUnused, UINT uMsg, UINT_PTR id
POINT pos;
POINT posClient;
HWND hwnd;
INT nonclient;
INT hoverwidth = 0, hoverheight = 0;
RECT client;
GetCursorPos(&pos);
hwnd = WindowFromPoint(pos);
@ -984,15 +984,46 @@ static void CALLBACK TrackMouseEventProc(HWND hwndUnused, UINT uMsg, UINT_PTR id
/* loop through tracking events we are processing */
while (i < iTrackMax) {
if (TrackingList[i].tme.dwFlags & TME_NONCLIENT) {
nonclient = 1;
}
else {
nonclient = 0;
}
/* 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)) {
if (TrackingList[i].tme.dwFlags & TME_LEAVE) {
if (TrackingList[i].tme.hwndTrack != hwnd) {
if (nonclient) {
PostMessageA(TrackingList[i].tme.hwndTrack, WM_NCMOUSELEAVE, 0, 0);
}
else {
PostMessageA(TrackingList[i].tme.hwndTrack, WM_MOUSELEAVE, 0, 0);
}
/* remove the TME_LEAVE flag */
TrackingList[i].tme.dwFlags ^= TME_LEAVE;
}
else {
GetClientRect(hwnd, &client);
MapWindowPoints(hwnd, NULL, (LPPOINT)&client, 2);
if(PtInRect(&client, pos)) {
if (nonclient) {
PostMessageA(TrackingList[i].tme.hwndTrack, WM_NCMOUSELEAVE, 0, 0);
/* remove the TME_LEAVE flag */
TrackingList[i].tme.dwFlags ^= TME_LEAVE;
}
}
else {
if (!nonclient) {
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) {
@ -1015,8 +1046,14 @@ static void CALLBACK TrackMouseEventProc(HWND hwndUnused, UINT uMsg, UINT_PTR id
posClient.x = pos.x;
posClient.y = pos.y;
ScreenToClient(hwnd, &posClient);
if (nonclient) {
PostMessageW(TrackingList[i].tme.hwndTrack, WM_NCMOUSEHOVER,
get_key_state(), MAKELPARAM( posClient.x, posClient.y ));
}
else {
PostMessageW(TrackingList[i].tme.hwndTrack, WM_MOUSEHOVER,
get_key_state(), MAKELPARAM( posClient.x, posClient.y ));
}
/* stop tracking mouse hover */
TrackingList[i].tme.dwFlags ^= TME_HOVER;
@ -1067,12 +1104,15 @@ TrackMouseEvent (TRACKMOUSEEVENT *ptme)
{
DWORD flags = 0;
int i = 0;
BOOL cancel = 0, hover = 0, leave = 0, query = 0;
BOOL cancel = 0, hover = 0, leave = 0, query = 0, nonclient = 0, inclient = 0;
HWND hwnd;
POINT pos;
RECT client;
pos.x = 0;
pos.y = 0;
SetRectEmpty(&client);
TRACE("%lx, %lx, %p, %lx\n", ptme->cbSize, ptme->dwFlags, ptme->hwndTrack, ptme->dwHoverTime);
@ -1106,6 +1146,11 @@ TrackMouseEvent (TRACKMOUSEEVENT *ptme)
leave = 1;
}
if ( flags & TME_NONCLIENT ) {
flags &= ~ TME_NONCLIENT;
nonclient = 1;
}
/* fill the TRACKMOUSEEVENT struct with the current tracking for the given hwnd */
if ( flags & TME_QUERY ) {
flags &= ~ TME_QUERY;
@ -1156,12 +1201,33 @@ TrackMouseEvent (TRACKMOUSEEVENT *ptme)
/* see if hwndTrack isn't the current window */
if(ptme->hwndTrack != hwnd) {
if(leave) {
if(nonclient) {
PostMessageA(ptme->hwndTrack, WM_NCMOUSELEAVE, 0, 0);
}
else {
PostMessageA(ptme->hwndTrack, WM_MOUSELEAVE, 0, 0);
}
}
} else {
GetClientRect(ptme->hwndTrack, &client);
MapWindowPoints(ptme->hwndTrack, NULL, (LPPOINT)&client, 2);
if(PtInRect(&client, pos)) {
inclient = 1;
}
if(nonclient && inclient) {
PostMessageA(ptme->hwndTrack, WM_NCMOUSELEAVE, 0, 0);
return TRUE;
}
else if(!nonclient && !inclient) {
PostMessageA(ptme->hwndTrack, WM_MOUSELEAVE, 0, 0);
return TRUE;
}
/* 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) {
TrackingList[i].tme.dwFlags = 0;
if(hover) {
TrackingList[i].tme.dwFlags |= TME_HOVER;
TrackingList[i].tme.dwHoverTime = ptme->dwHoverTime;
@ -1170,6 +1236,9 @@ TrackMouseEvent (TRACKMOUSEEVENT *ptme)
if(leave)
TrackingList[i].tme.dwFlags |= TME_LEAVE;
if(nonclient)
TrackingList[i].tme.dwFlags |= TME_NONCLIENT;
/* reset iHoverTime as per winapi specs */
TrackingList[i].iHoverTime = 0;