tools/kvm_stat: add new interactive command 'h'

Display interactive commands reference on 'h'.
While at it, sort interactive commands alphabetically in various places.

Signed-off-by: Stefan Raspl <raspl@linux.vnet.ibm.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Stefan Raspl 2017-06-07 21:08:38 +02:00 committed by Paolo Bonzini
parent 38e89c37a1
commit 1fdea7b289
2 changed files with 34 additions and 5 deletions

View File

@ -1018,6 +1018,30 @@ class Tui(object):
self.screen.addstr(4, 1, 'No matching events reported yet')
self.screen.refresh()
def show_help_interactive(self):
"""Display help with list of interactive commands"""
msg = (' c clear filter',
' f filter by regular expression',
' g filter by guest name',
' h display interactive commands reference',
' p filter by PID',
' q quit',
' r reset stats',
' x toggle reporting of stats for individual child trace'
' events',
'Any other key refreshes statistics immediately')
curses.cbreak()
self.screen.erase()
self.screen.addstr(0, 0, "Interactive commands reference",
curses.A_BOLD)
self.screen.addstr(2, 0, "Press any key to exit", curses.A_STANDOUT)
row = 4
for line in msg:
self.screen.addstr(row, 0, line)
row += 1
self.screen.getkey()
self.refresh_header()
def show_filter_selection(self):
"""Draws filter selection mask.
@ -1142,10 +1166,6 @@ class Tui(object):
sleeptime = DELAY_REGULAR
try:
char = self.screen.getkey()
if char == 'x':
self.update_drilldown()
if char == 'q':
break
if char == 'c':
self.stats.fields_filter = DEFAULT_REGEX
self.refresh_header(0)
@ -1160,13 +1180,19 @@ class Tui(object):
self.show_vm_selection_by_guest_name()
curses.curs_set(0)
sleeptime = DELAY_INITIAL
if char == 'h':
self.show_help_interactive()
if char == 'p':
curses.curs_set(1)
self.show_vm_selection_by_pid()
curses.curs_set(0)
sleeptime = DELAY_INITIAL
if char == 'q':
break
if char == 'r':
self.stats.reset()
if char == 'x':
self.update_drilldown()
except KeyboardInterrupt:
break
except curses.error:
@ -1237,10 +1263,11 @@ Interactive Commands:
c clear filter
f filter by regular expression
g filter by guest name
h display interactive commands reference
p filter by PID
q quit
x toggle reporting of stats for individual child trace events
r reset stats
x toggle reporting of stats for individual child trace events
Press any other key to refresh statistics immediately.
"""

View File

@ -35,6 +35,8 @@ INTERACTIVE COMMANDS
*g*:: filter by guest name
*h*:: display interactive commands reference
*p*:: filter by PID
*q*:: quit