tooltips.c

winNT技术操作系统,国外开放的原代码和LIUX一样

/*	    lpToolInfo->lpszText = toolPtr->lpszText; */
	    lpToolInfo->lpszText = NULL;  /* FIXME */

	    if (lpToolInfo->cbSize >= sizeof(TTTOOLINFOA))
		lpToolInfo->lParam = toolPtr->lParam;

	    return TRUE;
	}
	else
	    return FALSE;
    }
    else
	return (infoPtr->nCurrentTool != -1);
}


static LRESULT
TOOLTIPS_GetCurrentToolW (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
    TOOLTIPS_INFO *infoPtr = TOOLTIPS_GetInfoPtr (hwnd);
    LPTTTOOLINFOW lpToolInfo = (LPTTTOOLINFOW)lParam;
    TTTOOL_INFO *toolPtr;

    if (lpToolInfo == NULL)
	return FALSE;
    if (lpToolInfo->cbSize < TTTOOLINFOW_V1_SIZE)
	return FALSE;

    if (lpToolInfo) {
	if (infoPtr->nCurrentTool > -1) {
	    toolPtr = &infoPtr->tools[infoPtr->nCurrentTool];

	    /* copy tool data */
	    lpToolInfo->uFlags   = toolPtr->uFlags;
	    lpToolInfo->rect     = toolPtr->rect;
	    lpToolInfo->hinst    = toolPtr->hinst;
/*	    lpToolInfo->lpszText = toolPtr->lpszText; */
	    lpToolInfo->lpszText = NULL;  /* FIXME */

	    if (lpToolInfo->cbSize >= sizeof(TTTOOLINFOW))
		lpToolInfo->lParam = toolPtr->lParam;

	    return TRUE;
	}
	else
	    return FALSE;
    }
    else
	return (infoPtr->nCurrentTool != -1);
}


static LRESULT
TOOLTIPS_GetDelayTime (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
    TOOLTIPS_INFO *infoPtr = TOOLTIPS_GetInfoPtr (hwnd);

    switch (wParam) {
    case TTDT_RESHOW:
        return infoPtr->nReshowTime;

    case TTDT_AUTOPOP:
        return infoPtr->nAutoPopTime;

    case TTDT_INITIAL:
    case TTDT_AUTOMATIC: /* Apparently TTDT_AUTOMATIC returns TTDT_INITIAL */
        return infoPtr->nInitialTime;

    default:
        WARN("Invalid wParam %x\n", wParam);
	break;
    }

    return -1;
}


static LRESULT
TOOLTIPS_GetMargin (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
    TOOLTIPS_INFO *infoPtr = TOOLTIPS_GetInfoPtr (hwnd);
    LPRECT lpRect = (LPRECT)lParam;

    lpRect->left   = infoPtr->rcMargin.left;
    lpRect->right  = infoPtr->rcMargin.right;
    lpRect->bottom = infoPtr->rcMargin.bottom;
    lpRect->top    = infoPtr->rcMargin.top;

    return 0;
}


inline static LRESULT
TOOLTIPS_GetMaxTipWidth (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
    TOOLTIPS_INFO *infoPtr = TOOLTIPS_GetInfoPtr (hwnd);

    return infoPtr->nMaxTipWidth;
}


static LRESULT
TOOLTIPS_GetTextA (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
    TOOLTIPS_INFO *infoPtr = TOOLTIPS_GetInfoPtr (hwnd);
    LPTTTOOLINFOA lpToolInfo = (LPTTTOOLINFOA)lParam;
    INT nTool;

    if (lpToolInfo == NULL)
	return 0;
    if (lpToolInfo->cbSize < TTTOOLINFOA_V1_SIZE)
	return 0;

    nTool = TOOLTIPS_GetToolFromInfoA (infoPtr, lpToolInfo);
    if (nTool == -1) return 0;

    /* NB this API is broken, there is no way for the app to determine
       what size buffer it requires nor a way to specify how long the
       one it supplies is.  We'll assume it's up to INFOTIPSIZE */

    WideCharToMultiByte(CP_ACP, 0, infoPtr->tools[nTool].lpszText, -1,
			lpToolInfo->lpszText, INFOTIPSIZE, NULL, NULL);

    return 0;
}


static LRESULT
TOOLTIPS_GetTextW (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
    TOOLTIPS_INFO *infoPtr = TOOLTIPS_GetInfoPtr (hwnd);
    LPTTTOOLINFOW lpToolInfo = (LPTTTOOLINFOW)lParam;
    INT nTool;

    if (lpToolInfo == NULL)
	return 0;
    if (lpToolInfo->cbSize < TTTOOLINFOW_V1_SIZE)
	return 0;

    nTool = TOOLTIPS_GetToolFromInfoW (infoPtr, lpToolInfo);
    if (nTool == -1) return 0;

    strcpyW (lpToolInfo->lpszText, infoPtr->tools[nTool].lpszText);

    return 0;
}


inline static LRESULT
TOOLTIPS_GetTipBkColor (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
    TOOLTIPS_INFO *infoPtr = TOOLTIPS_GetInfoPtr (hwnd);
    return infoPtr->clrBk;
}


inline static LRESULT
TOOLTIPS_GetTipTextColor (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
    TOOLTIPS_INFO *infoPtr = TOOLTIPS_GetInfoPtr (hwnd);
    return infoPtr->clrText;
}


inline static LRESULT
TOOLTIPS_GetToolCount (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
    TOOLTIPS_INFO *infoPtr = TOOLTIPS_GetInfoPtr (hwnd);
    return infoPtr->uNumTools;
}


static LRESULT
TOOLTIPS_GetToolInfoA (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
    TOOLTIPS_INFO *infoPtr = TOOLTIPS_GetInfoPtr (hwnd);
    LPTTTOOLINFOA lpToolInfo = (LPTTTOOLINFOA)lParam;
    TTTOOL_INFO *toolPtr;
    INT nTool;

    if (lpToolInfo == NULL)
	return FALSE;
    if (lpToolInfo->cbSize < TTTOOLINFOA_V1_SIZE)
	return FALSE;
    if (infoPtr->uNumTools == 0)
	return FALSE;

    nTool = TOOLTIPS_GetToolFromInfoA (infoPtr, lpToolInfo);
    if (nTool == -1)
	return FALSE;

    TRACE("tool %d\n", nTool);

    toolPtr = &infoPtr->tools[nTool];

    /* copy tool data */
    lpToolInfo->uFlags   = toolPtr->uFlags;
    lpToolInfo->rect     = toolPtr->rect;
    lpToolInfo->hinst    = toolPtr->hinst;
/*    lpToolInfo->lpszText = toolPtr->lpszText; */
    lpToolInfo->lpszText = NULL;  /* FIXME */

    if (lpToolInfo->cbSize >= sizeof(TTTOOLINFOA))
	lpToolInfo->lParam = toolPtr->lParam;

    return TRUE;
}


static LRESULT
TOOLTIPS_GetToolInfoW (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
    TOOLTIPS_INFO *infoPtr = TOOLTIPS_GetInfoPtr (hwnd);
    LPTTTOOLINFOW lpToolInfo = (LPTTTOOLINFOW)lParam;
    TTTOOL_INFO *toolPtr;
    INT nTool;

    if (lpToolInfo == NULL)
	return FALSE;
    if (lpToolInfo->cbSize < TTTOOLINFOW_V1_SIZE)
	return FALSE;
    if (infoPtr->uNumTools == 0)
	return FALSE;

    nTool = TOOLTIPS_GetToolFromInfoW (infoPtr, lpToolInfo);
    if (nTool == -1)
	return FALSE;

    TRACE("tool %d\n", nTool);

    toolPtr = &infoPtr->tools[nTool];

    /* copy tool data */
    lpToolInfo->uFlags   = toolPtr->uFlags;
    lpToolInfo->rect     = toolPtr->rect;
    lpToolInfo->hinst    = toolPtr->hinst;
/*    lpToolInfo->lpszText = toolPtr->lpszText; */
    lpToolInfo->lpszText = NULL;  /* FIXME */

    if (lpToolInfo->cbSize >= sizeof(TTTOOLINFOW))
	lpToolInfo->lParam = toolPtr->lParam;

    return TRUE;
}


static LRESULT
TOOLTIPS_HitTestA (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
    TOOLTIPS_INFO *infoPtr = TOOLTIPS_GetInfoPtr (hwnd);
    LPTTHITTESTINFOA lptthit = (LPTTHITTESTINFOA)lParam;
    TTTOOL_INFO *toolPtr;
    INT nTool;

    if (lptthit == 0)
	return FALSE;

    nTool = TOOLTIPS_GetToolFromPoint (infoPtr, lptthit->hwnd, &lptthit->pt);
    if (nTool == -1)
	return FALSE;

    TRACE("tool %d!\n", nTool);

    /* copy tool data */
    if (lptthit->ti.cbSize >= sizeof(TTTOOLINFOA)) {
	toolPtr = &infoPtr->tools[nTool];

	lptthit->ti.uFlags   = toolPtr->uFlags;
	lptthit->ti.hwnd     = toolPtr->hwnd;
	lptthit->ti.uId      = toolPtr->uId;
	lptthit->ti.rect     = toolPtr->rect;
	lptthit->ti.hinst    = toolPtr->hinst;
/*	lptthit->ti.lpszText = toolPtr->lpszText; */
	lptthit->ti.lpszText = NULL;  /* FIXME */
	lptthit->ti.lParam   = toolPtr->lParam;
    }

    return TRUE;
}


static LRESULT
TOOLTIPS_HitTestW (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
    TOOLTIPS_INFO *infoPtr = TOOLTIPS_GetInfoPtr (hwnd);
    LPTTHITTESTINFOW lptthit = (LPTTHITTESTINFOW)lParam;
    TTTOOL_INFO *toolPtr;
    INT nTool;

    if (lptthit == 0)
	return FALSE;

    nTool = TOOLTIPS_GetToolFromPoint (infoPtr, lptthit->hwnd, &lptthit->pt);
    if (nTool == -1)
	return FALSE;

    TRACE("tool %d!\n", nTool);

    /* copy tool data */
    if (lptthit->ti.cbSize >= sizeof(TTTOOLINFOW)) {
	toolPtr = &infoPtr->tools[nTool];

	lptthit->ti.uFlags   = toolPtr->uFlags;
	lptthit->ti.hwnd     = toolPtr->hwnd;
	lptthit->ti.uId      = toolPtr->uId;
	lptthit->ti.rect     = toolPtr->rect;
	lptthit->ti.hinst    = toolPtr->hinst;
/*	lptthit->ti.lpszText = toolPtr->lpszText; */
	lptthit->ti.lpszText = NULL;  /* FIXME */
	lptthit->ti.lParam   = toolPtr->lParam;
    }

    return TRUE;
}


static LRESULT
TOOLTIPS_NewToolRectA (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
    TOOLTIPS_INFO *infoPtr = TOOLTIPS_GetInfoPtr (hwnd);
    LPTTTOOLINFOA lpti = (LPTTTOOLINFOA)lParam;
    INT nTool;

    if (lpti == NULL)
	return 0;
    if (lpti->cbSize < TTTOOLINFOA_V1_SIZE)
	return FALSE;

    nTool = TOOLTIPS_GetToolFromInfoA (infoPtr, lpti);

    TRACE("nTool = %d, rect = %s\n", nTool, wine_dbgstr_rect(&lpti->rect));

    if (nTool == -1) return 0;

    infoPtr->tools[nTool].rect = lpti->rect;

    return 0;
}


static LRESULT
TOOLTIPS_NewToolRectW (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
    TOOLTIPS_INFO *infoPtr = TOOLTIPS_GetInfoPtr (hwnd);
    LPTTTOOLINFOW lpti = (LPTTTOOLINFOW)lParam;
    INT nTool;

    if (lpti == NULL)
	return 0;
    if (lpti->cbSize < TTTOOLINFOW_V1_SIZE)
	return FALSE;

    nTool = TOOLTIPS_GetToolFromInfoW (infoPtr, lpti);

    TRACE("nTool = %d, rect = %s\n", nTool, wine_dbgstr_rect(&lpti->rect));

    if (nTool == -1) return 0;

    infoPtr->tools[nTool].rect = lpti->rect;

    return 0;
}


inline static LRESULT
TOOLTIPS_Pop (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
    TOOLTIPS_INFO *infoPtr = TOOLTIPS_GetInfoPtr (hwnd);
    TOOLTIPS_Hide (hwnd, infoPtr);

    return 0;
}


static LRESULT
TOOLTIPS_RelayEvent (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
    TOOLTIPS_INFO *infoPtr = TOOLTIPS_GetInfoPtr (hwnd);
    LPMSG lpMsg = (LPMSG)lParam;
    POINT pt;
    INT nOldTool;

    if (lParam == 0) {
	ERR("lpMsg == NULL!\n");
	return 0;
    }

    switch (lpMsg->message) {
	case WM_LBUTTONDOWN:
	case WM_LBUTTONUP:
	case WM_MBUTTONDOWN:
	case WM_MBUTTONUP:
	case WM_RBUTTONDOWN:
	case WM_RBUTTONUP:
	    TOOLTIPS_Hide (hwnd, infoPtr);
	    break;

	case WM_MOUSEMOVE:
	    pt.x = (short)LOWORD(lpMsg->lParam);
	    pt.y = (short)HIWORD(lpMsg->lParam);
	    nOldTool = infoPtr->nTool;
	    infoPtr->nTool = TOOLTIPS_GetToolFromPoint(infoPtr, lpMsg->hwnd,
						       &pt);
	    TRACE("tool (%p) %d %d %d\n", hwnd, nOldTool,
		  infoPtr->nTool, infoPtr->nCurrentTool);
            TRACE("WM_MOUSEMOVE (%p %d %d)\n", hwnd, pt.x, pt.y);

	    if (infoPtr->nTool != nOldTool) {
	        if(infoPtr->nTool == -1) { /* Moved out of all tools */
		    TOOLTIPS_Hide(hwnd, infoPtr);
		    KillTimer(hwnd, ID_TIMERLEAVE);
		} else if (nOldTool == -1) { /* Moved from outside */
		    if(infoPtr->bActive) {
		        SetTimer(hwnd, ID_TIMERSHOW, infoPtr->nInitialTime, 0);
			TRACE("timer 1 started!\n");
		    }
		} else { /* Moved from one to another */
		    TOOLTIPS_Hide (hwnd, infoPtr);
		    KillTimer(hwnd, ID_TIMERLEAVE);
		    if(infoPtr->bActive) {
		        SetTimer (hwnd, ID_TIMERSHOW, infoPtr->nReshowTime, 0);
			TRACE("timer 1 started!\n");
		    }
		}
	    } else if(infoPtr->nCurrentTool != -1) { /* restart autopop */
	        KillTimer(hwnd, ID_TIMERPOP);
		SetTimer(hwnd, ID_TIMERPOP, infoPtr->nAutoPopTime, 0);
		TRACE("timer 2 restarted\n");
	    } else if(infoPtr->nTool != -1 && infoPtr->bActive) {
                /* previous show attempt didn't result in tooltip so try again */
		SetTimer(hwnd, ID_TIMERSHOW, infoPtr->nInitialTime, 0);
		TRACE("timer 1 started!\n");
	    }
	    break;
    }

    return 0;
}


static LRESULT
TOOLTIPS_SetDelayTime (HWND hwnd, WPARAM wParam, LPARAM lParam)
{
    TOOLTIPS_INFO *infoPtr = TOOLTIPS_GetInfoPtr (hwnd);
    INT nTime = (INT)LOWORD(lParam);

    switch (wParam) {
    case TTDT_AUTOMATIC:
        if (nTime <= 0)
	    nTime = GetDoubleClickTime();
	infoPtr->nReshowTime    = nTime / 5;
	infoPtr->nAutoPopTime   = nTime * 10;
	infoPtr->nInitialTime   = nTime;
	break;

    case TTDT_RESHOW:
        if(nTime < 0)
	    nTime = GetDoubleClickTime() / 5;
	infoPtr->nReshowTime = nTime;
	break;

    case TTDT_AUTOPOP:
        if(nTime < 0)
	    nTime = GetDoubleClickTime() * 10;
	infoPtr->nAutoPopTime = nTime;
	break;