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perf ui/gtk: Introduce struct perf_gtk_context

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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>
This commit is contained in:
Namhyung Kim 2012-05-29 13:22:59 +09:00 committed by Arnaldo Carvalho de Melo
parent ba47a142d9
commit 42ab68a35f
3 changed files with 47 additions and 1 deletions
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8
tools/perf/ui/gtk/browser.c
View file

@ -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;
}

17
tools/perf/ui/gtk/gtk.h
View file

@ -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_ */

23
tools/perf/ui/gtk/util.c
View file

@ -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.