perf newt: Add single key shortcuts for zoom into DSO and threads

'D'/'d' for zooming into the DSO in the current highlighted hist entry,
'T'/'t' for zooming into the current thread.
Suggested-by: default avatarIngo Molnar <mingo@elte.hu>
Cc: Frédéric Weisbecker <fweisbec@gmail.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Tom Zanussi <tzanussi@gmail.com>
LKML-Reference: <new-submission>
Signed-off-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
parent 29351db6
......@@ -752,6 +752,10 @@ static int hist_browser__populate(struct hist_browser *self, struct hists *hists
newtFormAddHotKey(self->form, 'A');
newtFormAddHotKey(self->form, 'a');
newtFormAddHotKey(self->form, 'D');
newtFormAddHotKey(self->form, 'd');
newtFormAddHotKey(self->form, 'T');
newtFormAddHotKey(self->form, 't');
newtFormAddHotKey(self->form, NEWT_KEY_RIGHT);
newtFormAddHotKey(self->form, NEWT_KEY_LEFT);
newtFormAddComponents(self->form, self->tree, NULL);
......@@ -834,9 +838,20 @@ int hists__browse(struct hists *self, const char *helpline, const char *input_na
annotate = -2, zoom_dso = -2, zoom_thread = -2;
newtFormRun(browser->form, &es);
thread = hist_browser__selected_thread(browser);
dso = browser->selection->map ? browser->selection->map->dso : NULL;
if (es.reason == NEWT_EXIT_HOTKEY) {
if (toupper(es.u.key) == 'A')
switch (toupper(es.u.key)) {
case 'A':
goto do_annotate;
case 'D':
goto zoom_dso;
case 'T':
goto zoom_thread;
default:;
}
if (toupper(es.u.key) == 'Q' ||
es.u.key == CTRL('c'))
break;
......@@ -866,7 +881,6 @@ int hists__browse(struct hists *self, const char *helpline, const char *input_na
browser->selection->sym->name) > 0)
annotate = nr_options++;
thread = hist_browser__selected_thread(browser);
if (thread != NULL &&
asprintf(&options[nr_options], "Zoom %s %s(%d) thread",
(thread_filter ? "out of" : "into"),
......@@ -874,7 +888,6 @@ int hists__browse(struct hists *self, const char *helpline, const char *input_na
thread->pid) > 0)
zoom_thread = nr_options++;
dso = browser->selection->map ? browser->selection->map->dso : NULL;
if (dso != NULL &&
asprintf(&options[nr_options], "Zoom %s %s DSO",
(dso_filter ? "out of" : "into"),
......@@ -910,12 +923,15 @@ int hists__browse(struct hists *self, const char *helpline, const char *input_na
hist_entry__annotate_browser(he);
} else if (choice == zoom_dso) {
zoom_dso:
if (dso_filter) {
pstack__remove(fstack, &dso_filter);
zoom_out_dso:
ui_helpline__pop();
dso_filter = NULL;
} else {
if (dso == NULL)
continue;
ui_helpline__fpush("To zoom out press <- or -> + \"Zoom out of %s DSO\"",
dso->kernel ? "the Kernel" : dso->short_name);
dso_filter = dso;
......@@ -927,6 +943,7 @@ int hists__browse(struct hists *self, const char *helpline, const char *input_na
if (hist_browser__populate(browser, self, msg) < 0)
goto out;
} else if (choice == zoom_thread) {
zoom_thread:
if (thread_filter) {
pstack__remove(fstack, &thread_filter);
zoom_out_thread:
......
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