void DoShow()
{
wxPoint pos = GetTipPoint();
// We want our anchor point to coincide with this position so offset
// the position of the top left corner passed to Move() accordingly.
pos -= m_anchorPos;
Move(pos, wxSIZE_NO_ADJUSTMENTS);
Popup();
}
void SetPosition(const wxRect* rect)
{
wxPoint pos;
if ( !rect || rect->IsEmpty() )
pos = GetTipPoint();
else
pos = GetParent()->ClientToScreen( wxPoint( rect->x + rect->width / 2, rect->y + rect->height / 2 ) );
// We want our anchor point to coincide with this position so offset
// the position of the top left corner passed to Move() accordingly.
pos -= m_anchorPos;
Move(pos, wxSIZE_NO_ADJUSTMENTS);
}
// Choose the correct orientation depending on the window position.
//
// Also use the tip kind appropriate for the current environment. For MSW
// the right triangles are used and for Mac the equilateral ones as this is
// the prevailing kind under these systems. For everything else we go with
// right triangles as well but without any real rationale so this could be
// tweaked in the future.
wxTipKind GetBestTipKind() const
{
const wxPoint pos = GetTipPoint();
// Use GetFromWindow() and not GetFromPoint() here to try to get the
// correct display even if the tip point itself is not visible.
int dpy = wxDisplay::GetFromWindow(GetParent());
if ( dpy == wxNOT_FOUND )
dpy = 0; // What else can we do?
const wxRect rectDpy = wxDisplay(dpy).GetClientArea();
#ifdef __WXMAC__
return pos.y > rectDpy.height/2 ? wxTipKind_Bottom : wxTipKind_Top;
#else // !__WXMAC__
return pos.y > rectDpy.height/2
? pos.x > rectDpy.width/2
? wxTipKind_BottomRight
: wxTipKind_BottomLeft
: pos.x > rectDpy.width/2
? wxTipKind_TopRight
: wxTipKind_TopLeft;
#endif // __WXMAC__/!__WXMAC__
}
