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authorNamhyung Kim <namhyung@gmail.com>2012-05-29 06:22:59 +0200
committerArnaldo Carvalho de Melo <acme@redhat.com>2012-06-19 18:06:18 +0200
commit42ab68a35ffee04700648ec42c9507145a66837d (patch)
treed447878f8831a472534cddac6cdd5f2e23d5be92 /tools/perf/ui
parentperf ui: Introduce struct perf_error_ops (diff)
downloadlinux-42ab68a35ffee04700648ec42c9507145a66837d.tar.xz
linux-42ab68a35ffee04700648ec42c9507145a66837d.zip
perf ui/gtk: Introduce struct perf_gtk_context
The struct perf_gtk_context is for tracking current state of GTK window and/or other things. This is a preparation of next changes. 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/1338265382-6872-5-git-send-email-namhyung@gmail.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/ui')
-rw-r--r--tools/perf/ui/gtk/browser.c8
-rw-r--r--tools/perf/ui/gtk/gtk.h17
-rw-r--r--tools/perf/ui/gtk/util.c23
3 files changed, 47 insertions, 1 deletions
diff --git a/tools/perf/ui/gtk/browser.c b/tools/perf/ui/gtk/browser.c
index 0656c381a89c..33ab1aee3472 100644
--- a/tools/perf/ui/gtk/browser.c
+++ b/tools/perf/ui/gtk/browser.c
@@ -11,8 +11,8 @@
static void perf_gtk__signal(int sig)
{
+ perf_gtk__exit(false);
psignal(sig, "perf");
- gtk_main_quit();
}
static void perf_gtk__resize_window(GtkWidget *window)
@@ -143,6 +143,10 @@ int perf_evlist__gtk_browse_hists(struct perf_evlist *evlist,
g_signal_connect(window, "delete_event", gtk_main_quit, NULL);
+ pgctx = perf_gtk__activate_context(window);
+ if (!pgctx)
+ return -1;
+
notebook = gtk_notebook_new();
list_for_each_entry(pos, &evlist->entries, node) {
@@ -174,5 +178,7 @@ int perf_evlist__gtk_browse_hists(struct perf_evlist *evlist,
gtk_main();
+ perf_gtk__deactivate_context(&pgctx);
+
return 0;
}
diff --git a/tools/perf/ui/gtk/gtk.h b/tools/perf/ui/gtk/gtk.h
index 75177ee04032..34fbca6d48a2 100644
--- a/tools/perf/ui/gtk/gtk.h
+++ b/tools/perf/ui/gtk/gtk.h
@@ -1,8 +1,25 @@
#ifndef _PERF_GTK_H_
#define _PERF_GTK_H_ 1
+#include <stdbool.h>
+
#pragma GCC diagnostic ignored "-Wstrict-prototypes"
#include <gtk/gtk.h>
#pragma GCC diagnostic error "-Wstrict-prototypes"
+
+struct perf_gtk_context {
+ GtkWidget *main_window;
+};
+
+extern struct perf_gtk_context *pgctx;
+
+static inline bool perf_gtk__is_active_context(struct perf_gtk_context *ctx)
+{
+ return ctx && ctx->main_window;
+}
+
+struct perf_gtk_context *perf_gtk__activate_context(GtkWidget *window);
+int perf_gtk__deactivate_context(struct perf_gtk_context **ctx);
+
#endif /* _PERF_GTK_H_ */
diff --git a/tools/perf/ui/gtk/util.c b/tools/perf/ui/gtk/util.c
index a727fe394e91..6fe13fdc513e 100644
--- a/tools/perf/ui/gtk/util.c
+++ b/tools/perf/ui/gtk/util.c
@@ -3,6 +3,29 @@
#include "gtk.h"
+struct perf_gtk_context *pgctx;
+
+struct perf_gtk_context *perf_gtk__activate_context(GtkWidget *window)
+{
+ struct perf_gtk_context *ctx;
+
+ ctx = malloc(sizeof(*pgctx));
+ if (ctx)
+ ctx->main_window = window;
+
+ return ctx;
+}
+
+int perf_gtk__deactivate_context(struct perf_gtk_context **ctx)
+{
+ if (!perf_gtk__is_active_context(*ctx))
+ return -1;
+
+ free(*ctx);
+ *ctx = NULL;
+ return 0;
+}
+
/*
* FIXME: Functions below should be implemented properly.
* For now, just add stubs for NO_NEWT=1 build.