BOOL EnsureWindowVisible(CRect *pcrRect)
{
int nMonitor = GetMonitorFromRect(pcrRect);
if(nMonitor < 0)
{
GetMonitorRect(0, pcrRect);
pcrRect->right = pcrRect->left + 300;
pcrRect->bottom = pcrRect->top + 300;
return TRUE;
}
CRect crMonitor;
GetMonitorRect(nMonitor, crMonitor);
//Validate the left
long lDiff = pcrRect->left - crMonitor.left;
if(lDiff < 0)
{
pcrRect->left += abs(lDiff);
pcrRect->right += abs(lDiff);
}
//Right side
lDiff = pcrRect->right - crMonitor.right;
if(lDiff > 0)
{
pcrRect->left -= abs(lDiff);
pcrRect->right -= abs(lDiff);
}
//Top
lDiff = pcrRect->top - crMonitor.top;
if(lDiff < 0)
{
pcrRect->top += abs(lDiff);
pcrRect->bottom += abs(lDiff);
}
//Bottom
lDiff = pcrRect->bottom - crMonitor.bottom;
if(lDiff > 0)
{
pcrRect->top -= abs(lDiff);
pcrRect->bottom -= abs(lDiff);
}
return TRUE;
}
BOOL CToolTipEx::Show(CPoint point)
{
m_reducedWindowSize = false;
if(m_pBitmap)
{
m_RichEdit.ShowWindow(SW_HIDE);
}
else
{
m_RichEdit.ShowWindow(SW_SHOW);
}
CRect rect;
if(CGetSetOptions::GetSizeDescWindowToContent() == FALSE)
{
rect.left = point.x;
rect.top = point.y;
CSize size;
CGetSetOptions::GetDescWndSize(size);
rect.right = rect.left + size.cx;
rect.bottom = rect.top + size.cy;
EnsureWindowVisible(&rect);
}
else
{
rect = GetBoundsRect();
//account for the scroll bars
rect.right += 20;
rect.bottom += 20;
if (m_pBitmap)
{
int nWidth = CBitmapHelper::GetCBitmapWidth(*m_pBitmap);
int nHeight = CBitmapHelper::GetCBitmapHeight(*m_pBitmap);
rect.right = rect.left + nWidth;
rect.bottom = rect.top + nHeight;
}
else if(m_csRTF != "")
{
//if showing rtf then increase the size because
//rtf will probably draw bigger
long lNewWidth = (long)rect.Width() + (long)(rect.Width() *1.5);
rect.right = rect.left + lNewWidth;
long lNewHeight = (long)rect.Height() + (long)(rect.Height() *1.5);
rect.bottom = rect.top + lNewHeight;
}
rect.right += CAPTION_BORDER * 2;
rect.bottom += CAPTION_BORDER * 2;
CRect rcScreen;
ClientToScreen(rect);
CRect cr(point, point);
int nMonitor = GetMonitorFromRect(&cr);
GetMonitorRect(nMonitor, &rcScreen);
//ensure that we don't go outside the screen
if(point.x < 0)
{
point.x = 5;
m_reducedWindowSize = true;
}
if(point.y < 0)
{
point.y = 5;
m_reducedWindowSize = true;
}
rcScreen.DeflateRect(0, 0, 5, 5);
long lWidth = rect.Width();
long lHeight = rect.Height();
rect.left = point.x;
rect.top = point.y;
rect.right = rect.left + lWidth;
rect.bottom = rect.top + lHeight;
if (rect.right > rcScreen.right)
{
rect.right = rcScreen.right;
m_reducedWindowSize = true;
}
if (rect.bottom > rcScreen.bottom)
{
rect.bottom = rcScreen.bottom;
m_reducedWindowSize = true;
}
}
SetWindowPos(&CWnd::wndTopMost, rect.left, rect.top, rect.Width(), rect.Height
(), SWP_SHOWWINDOW | SWP_NOCOPYBITS | SWP_NOACTIVATE |
SWP_NOZORDER);
return TRUE;
}
