From fa70b5d66d6e9de3331f57e434a16bc0eee980a8 Mon Sep 17 00:00:00 2001 From: Arnaldo Carvalho de Melo Date: Tue, 1 Jul 2014 16:34:42 -0300 Subject: [PATCH] perf ui browser: Allow overriding refresh_dimensions method Some browsers, like the hist_browser, may want to be notified everytime a refresh_dimensions is needed, so that it can reset ui_browser->rows, for instance, or do some other related reaction to screen resizings. Cc: Adrian Hunter Cc: David Ahern Cc: Don Zickus Cc: Frederic Weisbecker Cc: Jiri Olsa Cc: Mike Galbraith Cc: Namhyung Kim Cc: Paul Mackerras Cc: Peter Zijlstra Cc: Stephane Eranian Link: http://lkml.kernel.org/n/tip-ielvluuemzn30bneh0zk3twi@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/ui/browser.c | 7 +++++-- tools/perf/ui/browser.h | 1 + 2 files changed, 6 insertions(+), 2 deletions(-) diff --git a/tools/perf/ui/browser.c b/tools/perf/ui/browser.c index adb294a3ec08..6680fa5cb9dd 100644 --- a/tools/perf/ui/browser.c +++ b/tools/perf/ui/browser.c @@ -250,7 +250,10 @@ int ui_browser__show(struct ui_browser *browser, const char *title, int err; va_list ap; - ui_browser__refresh_dimensions(browser); + if (browser->refresh_dimensions == NULL) + browser->refresh_dimensions = ui_browser__refresh_dimensions; + + browser->refresh_dimensions(browser); pthread_mutex_lock(&ui__lock); __ui_browser__show_title(browser, title); @@ -367,7 +370,7 @@ int ui_browser__run(struct ui_browser *browser, int delay_secs) if (key == K_RESIZE) { ui__refresh_dimensions(false); - ui_browser__refresh_dimensions(browser); + browser->refresh_dimensions(browser); __ui_browser__show_title(browser, browser->title); ui_helpline__puts(browser->helpline); continue; diff --git a/tools/perf/ui/browser.h b/tools/perf/ui/browser.h index cb8f39a1646f..92ae72113965 100644 --- a/tools/perf/ui/browser.h +++ b/tools/perf/ui/browser.h @@ -19,6 +19,7 @@ struct ui_browser { void *priv; const char *title; char *helpline; + void (*refresh_dimensions)(struct ui_browser *browser); unsigned int (*refresh)(struct ui_browser *browser); void (*write)(struct ui_browser *browser, void *entry, int row); void (*seek)(struct ui_browser *browser, off_t offset, int whence);