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perf ui: Separate showing the entries from running the browser

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Another patch eroding the changes I had to move to a tree widget that
doesn't requires adding all entries in an existing list/tree structure
to a generic tree widget, but instead allows traversing just the entries
that should appear on the screen on a given moment.

Cc: Frédéric Weisbecker <fweisbec@gmail.com>
Cc: Stephane Eranian <eranian@google.com>
Cc: Tom Zanussi <tzanussi@gmail.com>
LKML-Reference: <new-submission>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Arnaldo Carvalho de Melo 2010-06-21 18:04:02 -03:00
parent 46b0a07a45
commit 13f499f076
1 changed files with 29 additions and 31 deletions
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60
tools/perf/util/newt.c
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@ -328,6 +328,32 @@ static void ui_browser__reset_index(struct ui_browser *self)
self->seek(self, 0, SEEK_SET);
}
static int ui_browser__show(struct ui_browser *self, const char *title)
{
if (self->form != NULL)
return 0;
ui_browser__refresh_dimensions(self);
newtCenteredWindow(self->width + 2, self->height, title);
self->form = newt_form__new();
if (self->form == NULL)
return -1;
self->sb = newtVerticalScrollbar(self->width + 1, 0, self->height,
HE_COLORSET_NORMAL,
HE_COLORSET_SELECTED);
if (self->sb == NULL)
return -1;
newtFormAddHotKey(self->form, NEWT_KEY_UP);
newtFormAddHotKey(self->form, NEWT_KEY_DOWN);
newtFormAddHotKey(self->form, NEWT_KEY_PGUP);
newtFormAddHotKey(self->form, NEWT_KEY_PGDN);
newtFormAddHotKey(self->form, NEWT_KEY_HOME);
newtFormAddHotKey(self->form, NEWT_KEY_END);
newtFormAddComponent(self->form, self->sb);
return 0;
}
static int objdump_line__show(struct objdump_line *self, struct list_head *head,
int width, struct hist_entry *he, int len,
bool current_entry)
@ -406,39 +432,10 @@ static int ui_browser__refresh_entries(struct ui_browser *self)
return 0;
}
static int ui_browser__run(struct ui_browser *self, const char *title,
struct newtExitStruct *es)
static int ui_browser__run(struct ui_browser *self, struct newtExitStruct *es)
{
if (self->form) {
newtFormDestroy(self->form);
newtPopWindow();
}
ui_browser__refresh_dimensions(self);
newtCenteredWindow(self->width + 2, self->height, title);
self->form = newt_form__new();
if (self->form == NULL)
return -1;
self->sb = newtVerticalScrollbar(self->width + 1, 0, self->height,
HE_COLORSET_NORMAL,
HE_COLORSET_SELECTED);
if (self->sb == NULL)
return -1;
newtFormAddHotKey(self->form, NEWT_KEY_UP);
newtFormAddHotKey(self->form, NEWT_KEY_DOWN);
newtFormAddHotKey(self->form, NEWT_KEY_PGUP);
newtFormAddHotKey(self->form, NEWT_KEY_PGDN);
newtFormAddHotKey(self->form, ' ');
newtFormAddHotKey(self->form, NEWT_KEY_HOME);
newtFormAddHotKey(self->form, NEWT_KEY_END);
newtFormAddHotKey(self->form, NEWT_KEY_TAB);
newtFormAddHotKey(self->form, NEWT_KEY_RIGHT);
if (ui_browser__refresh_entries(self) < 0)
return -1;
newtFormAddComponent(self->form, self->sb);
while (1) {
off_t offset;
@ -733,7 +730,8 @@ int hist_entry__tui_annotate(struct hist_entry *self)
}
browser.width += 18; /* Percentage */
ret = ui_browser__run(&browser, self->ms.sym->name, &es);
ui_browser__show(&browser, self->ms.sym->name);
ui_browser__run(&browser, &es);
newtFormDestroy(browser.form);
newtPopWindow();
list_for_each_entry_safe(pos, n, &head, node) {