CDynamoRIOView::CDynamoRIOView()
: CFormView(CDynamoRIOView::IDD)
{
//{{AFX_DATA_INIT(CDynamoRIOView)
//}}AFX_DATA_INIT
// TODO: add construction code here
ZeroStrings();
m_stats = NULL;
m_clientMap = NULL;
m_clientView = NULL;
m_clientStats = NULL;
m_list_pos = 0;
m_selected_pid = 0;
m_StatsViewLines = 0;
// FIXME: share w/ CDynamoRIOApp::CheckWindowsVersion
OSVERSIONINFO version;
version.dwOSVersionInfoSize = sizeof(OSVERSIONINFO);
int res = GetVersionEx(&version);
assert(res != 0);
if (version.dwPlatformId == VER_PLATFORM_WIN32_NT && version.dwMajorVersion == 4)
m_windows_NT = TRUE;
else
m_windows_NT = FALSE;
}
CDynamoRIOView::CDynamoRIOView()
: CFormView(CDynamoRIOView::IDD)
{
//{{AFX_DATA_INIT(CDynamoRIOView)
//}}AFX_DATA_INIT
// TODO: add construction code here
ZeroStrings();
m_stats = NULL;
m_clientMap = NULL;
m_clientView = NULL;
m_clientStats = NULL;
m_list_pos = 0;
m_selected_pid = 0;
m_StatsViewLines = 0;
OSVERSIONINFOW version;
CDynamoRIOApp::GetWindowsVersion(&version);
if (version.dwPlatformId == VER_PLATFORM_WIN32_NT && version.dwMajorVersion == 4)
m_windows_NT = TRUE;
else
m_windows_NT = FALSE;
}
BOOL CDynamoRIOView::Refresh()
{
if (m_selected_pid <= 0) {
ZeroStrings();
return TRUE;
}
// We have to grab new stats every refresh
dr_statistics_t *new_stats = get_dynamorio_stats(m_selected_pid);
if (new_stats == NULL) {
if (m_stats != NULL) {
// Leave the stats for an exited process in place, for viewing
// and copying
} else
return TRUE;
} else {
if (m_stats != NULL)
free_dynamorio_stats(m_stats);
m_stats = new_stats;
}
uint i;
#define MAX_VISIBLE_STATS 75
#define STATS_BUFSZ (MAX_VISIBLE_STATS*(sizeof(single_stat_t)*2/*cover %10u, etc.*/))
TCHAR buf[STATS_BUFSZ];
TCHAR *c = buf;
buf[0] = _T('\0');
// If I just use a CString hooked up via DDX, re-setting the
// text causes the top of the visible box to show the top of
// the stats string; plus the scrollbar goes to the top,
// unless held in place; probably any reset of the string
// does an auto-reset of the display and scrollbar position.
// To have all the text in there do this:
// int scroll_pos = m_StatsCtl.GetScrollPos(SB_VERT);
// m_StatsCtl.SetWindowText(buf);
// m_StatsCtl.LineScroll(scroll_pos);
// But then there's a lot of flickering: too much.
// We only put visible text lines in the CEdit box, to reduce the
// flicker. It's too hard to do it w/ the CEdit's own scrollbar,
// which sets itself based on the actual text, so we have a
// separate one.
// HACK: I don't know how to find out how many lines will
// fit w/o putting actual text in there
if (m_StatsViewLines == 0) {
for (i = 0; i < m_stats->num_stats &&
i < MAX_VISIBLE_STATS /* can't be more than this */; i++) {
if (c >= &buf[STATS_BUFSZ-STAT_NAME_MAX_LEN*2])
break;
c += PrintStat(c, i, FALSE/*no filter*/);
assert(c < &buf[STATS_BUFSZ-1]);
}
m_StatsCtl.SetWindowText(buf);
UpdateData(FALSE); // write to screen
// I tried having only one screenful of string there, and
// setting the scrollbar range to be larger, but it doesn't
// seem to support that.
RECT rect;
m_StatsCtl.GetRect(&rect);
CPoint pos(rect.right, rect.bottom);
m_StatsViewLines = HIWORD(m_StatsCtl.CharFromPos(pos));
assert(m_StatsViewLines > 0);
m_StatsSB.SetScrollRange(0, m_stats->num_stats-1, TRUE/*redraw*/);
c = buf;
SCROLLINFO info;
info.cbSize = sizeof(SCROLLINFO);
info.fMask = SIF_PAGE;
info.nPage = m_StatsViewLines;
m_StatsSB.SetScrollInfo(&info);
}
int scroll_pos = m_StatsSB.GetScrollPos();
DWORD shown = 0;
uint printed;
for (i = scroll_pos;
i < m_stats->num_stats && shown < m_StatsViewLines; i++) {
if (c >= &buf[STATS_BUFSZ-STAT_NAME_MAX_LEN*2])
break;
printed = PrintStat(c, i, TRUE/*filter*/);
c += printed;
assert(c < &buf[STATS_BUFSZ-1]);
if (printed > 0)
shown++;
}
m_StatsCtl.SetWindowText(buf);
// num_stats could have changed so update
m_StatsSB.SetScrollRange(0, m_stats->num_stats-1, TRUE/*redraw*/);
if (new_stats == NULL)
m_Exited = _T(" Exited"); // line right end up with Running
else
m_Exited = _T("Running");
#ifndef DRSTATS_DEMO
m_LogLevel.Format(_T("%d"), m_stats->loglevel);
m_LogMask.Format(_T("0x%05X"), m_stats->logmask);
m_LogDir.Format(_T("%") ASCII_PRINTF, m_stats->logdir);
#endif
if (m_clientStats != NULL) {
#define CLIENTSTATS_BUFSZ USHRT_MAX
TCHAR buf[CLIENTSTATS_BUFSZ];
PrintClientStats(buf, &buf[CLIENTSTATS_BUFSZ-1]);
m_ClientStats.Format(_T("%s"), buf);
} else
m_ClientStats.Format(_T(""));
UpdateData(FALSE); // write to screen
return TRUE;
}
