perf ui/gtk: Add GTK statusbar widget to browser window

Add statusbar widget to display non-critical messages at the bottom of
the window. This can be used for showing a status change, warning or
help message.

Signed-off-by: Namhyung Kim <namhyung@gmail.com>
Acked-by: Pekka Enberg <penberg@kernel.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Pekka Enberg <penberg@kernel.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1338265382-6872-6-git-send-email-namhyung@gmail.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

diff --git a/tools/perf/ui/gtk/browser.c b/tools/perf/ui/gtk/browser.c
index 33ab1aee3472d49b368a7f7e3af1f3e82477e351..ece360db8658c2e1ebd371459e764d332fc6d0a3 100644 (file)
--- a/tools/perf/ui/gtk/browser.c
+++ b/tools/perf/ui/gtk/browser.c
@@ -122,13 +122,30 @@ static void perf_gtk__show_hists(GtkWidget *window, struct hists *hists)
        gtk_container_add(GTK_CONTAINER(window), view);
 }
 
+static GtkWidget *perf_gtk__setup_statusbar(void)
+{
+       GtkWidget *stbar;
+       unsigned ctxid;
+
+       stbar = gtk_statusbar_new();
+
+       ctxid = gtk_statusbar_get_context_id(GTK_STATUSBAR(stbar),
+                                            "perf report");
+       pgctx->statbar = stbar;
+       pgctx->statbar_ctx_id = ctxid;
+
+       return stbar;
+}
+
 int perf_evlist__gtk_browse_hists(struct perf_evlist *evlist,
                                  const char *help __used,
                                  void (*timer) (void *arg)__used,
                                  void *arg __used, int delay_secs __used)
 {
        struct perf_evsel *pos;
+       GtkWidget *vbox;
        GtkWidget *notebook;
+       GtkWidget *statbar;
        GtkWidget *window;
 
        signal(SIGSEGV, perf_gtk__signal);
@@ -147,6 +164,8 @@ int perf_evlist__gtk_browse_hists(struct perf_evlist *evlist,
        if (!pgctx)
                return -1;
 
+       vbox = gtk_vbox_new(FALSE, 0);
+
        notebook = gtk_notebook_new();
 
        list_for_each_entry(pos, &evlist->entries, node) {
@@ -168,7 +187,12 @@ int perf_evlist__gtk_browse_hists(struct perf_evlist *evlist,
                gtk_notebook_append_page(GTK_NOTEBOOK(notebook), scrolled_window, tab_label);
        }
 
-       gtk_container_add(GTK_CONTAINER(window), notebook);
+       gtk_box_pack_start(GTK_BOX(vbox), notebook, TRUE, TRUE, 0);
+
+       statbar = perf_gtk__setup_statusbar();
+       gtk_box_pack_start(GTK_BOX(vbox), statbar, FALSE, FALSE, 0);
+
+       gtk_container_add(GTK_CONTAINER(window), vbox);
 
        gtk_widget_show_all(window);
 

diff --git a/tools/perf/ui/gtk/gtk.h b/tools/perf/ui/gtk/gtk.h
index 34fbca6d48a2b817d676c7585225c11ad480e64a..206167868c5fa4e383a376ec77f78aa9e17316a3 100644 (file)
--- a/tools/perf/ui/gtk/gtk.h
+++ b/tools/perf/ui/gtk/gtk.h
@@ -10,6 +10,8 @@
 
 struct perf_gtk_context {
        GtkWidget *main_window;
+       GtkWidget *statbar;
+       guint statbar_ctx_id;
 };
 
 extern struct perf_gtk_context *pgctx;