kernelshark: Add dialog helper

Add trace-dialog.c to include a trace_show_help() and trace_dialog()
helpers.

Signed-off-by: Steven Rostedt <rostedt@goodmis.org>

5 files changed, 134 insertions, 7 deletions

diff --git a/Makefile b/Makefile
index d13edec..7402ae1 100644
--- a/Makefile
+++ b/Makefile
@@ -213,14 +213,13 @@ $(obj)/%.o: $(src)/%.c
 %.o: $(src)/%.c
         $(Q)$(call check_gui)
 
+TRACE_GUI_OBJS = trace-filter.o trace-compat.o trace-hash.o trace-dialog.o
 TRACE_CMD_OBJS = trace-cmd.o trace-usage.o trace-read.o trace-split.o trace-listen.o
-TRACE_VIEW_OBJS = trace-view.o trace-view-store.o trace-filter.o trace-compat.o \
-        trace-hash.o
-TRACE_GRAPH_OBJS = trace-graph.o trace-compat.o trace-hash.o trace-filter.o \
-                trace-plot.o trace-plot-cpu.o trace-plot-task.o
-TRACE_VIEW_MAIN_OBJS = trace-view-main.o $(TRACE_VIEW_OBJS)
-TRACE_GRAPH_MAIN_OBJS = trace-graph-main.o $(TRACE_GRAPH_OBJS)
-KERNEL_SHARK_OBJS = $(TRACE_VIEW_OBJS) $(TRACE_GRAPH_OBJS) kernel-shark.o
+TRACE_VIEW_OBJS = trace-view.o trace-view-store.o
+TRACE_GRAPH_OBJS = trace-graph.o trace-plot.o trace-plot-cpu.o trace-plot-task.o
+TRACE_VIEW_MAIN_OBJS = trace-view-main.o $(TRACE_VIEW_OBJS) $(TRACE_GUI_OBJS)
+TRACE_GRAPH_MAIN_OBJS = trace-graph-main.o $(TRACE_GRAPH_OBJS) $(TRACE_GUI_OBJS)
+KERNEL_SHARK_OBJS = $(TRACE_VIEW_OBJS) $(TRACE_GRAPH_OBJS) $(TRACE_GUI_OBJS) kernel-shark.o
 
 PEVENT_LIB_OBJS = parse-events.o trace-seq.o parse-filter.o
 TCMD_LIB_OBJS = $(PEVENT_LIB_OBJS) trace-util.o trace-input.o trace-ftrace.o \
diff --git a/trace-compat.c b/trace-compat.c
index 5082757..a1f2113 100644
--- a/trace-compat.c
+++ b/trace-compat.c
@@ -22,6 +22,9 @@
  *  Linux Kernel that were written by Frederic Weisbecker.
  */
 #include "trace-compat.h"
+#include "trace-gui.h"
+
+#include <gdk/gdk.h>
 
 #if GTK_VERSION < CALC_GTK_VERSION(2,18,0)
 
@@ -70,6 +73,12 @@ gdouble gtk_adjustment_get_lower(GtkAdjustment *adj)
         return adj->lower;
 }
 
+gboolean gtk_show_uri(GdkScreen *screen, const gchar *uri,
+                      guint32 timestamp, GError **error)
+{
+        return FALSE;
+}
+
 #endif /* version < 2.14.0 */
 
 #if GTK_VERSION < CALC_GTK_VERSION(2,12,0)
diff --git a/trace-compat.h b/trace-compat.h
index 1c9126d..2eed192 100644
--- a/trace-compat.h
+++ b/trace-compat.h
@@ -43,6 +43,8 @@ void gtk_menu_item_set_label(GtkMenuItem *menu_item, const gchar *label);
 gdouble gtk_adjustment_get_page_size(GtkAdjustment *adj);
 gdouble gtk_adjustment_get_upper(GtkAdjustment *adj);
 gdouble gtk_adjustment_get_lower(GtkAdjustment *adj);
+gboolean gtk_show_uri(GdkScreen *screen, const gchar *uri,
+                      guint32 timestamp, GError **error);
 
 #endif /* version < 2.14.0 */
 
diff --git a/trace-dialog.c b/trace-dialog.c
new file mode 100644
index 0000000..65d184d
--- /dev/null
+++ b/trace-dialog.c
@@ -0,0 +1,79 @@
+/*
+ * Copyright (C) 2009, 2010 Red Hat Inc, Steven Rostedt <srostedt@redhat.com>
+ *
+ * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License (not later!)
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+ */
+#include <gtk/gtk.h>
+#include <stdlib.h>
+#include <string.h>
+#include <stdarg.h>
+#include <ctype.h>
+
+#include "trace-compat.h"
+#include "trace-gui.h"
+
+#define DIALOG_WIDTH    400
+#define DIALOG_HEIGHT   600
+
+void trace_show_help(GtkWidget *window, const gchar *link, GError **error)
+{
+#if GTK_VERSION < CALC_GTK_VERSION(2,14,0)
+        trace_dialog(GTK_WINDOW(window), TRACE_GUI_WARNING,
+                     "This version of GTK+ does not implement gtk_show_uri.\n"
+                     "Please upgrade your GTK and recompile");
+#else
+        gtk_show_uri(gtk_widget_get_screen(GTK_WIDGET(window)),
+                     link,
+                     GDK_CURRENT_TIME,
+                     error);
+#endif
+}
+
+void trace_dialog(GtkWindow *parent, enum trace_dialog_type type,
+                  gchar *message, ...)
+{
+        GtkWidget *dialog;
+        GtkMessageType mtype;
+        gchar *str;
+        va_list ap;
+
+        switch (type) {
+        case TRACE_GUI_INFO:
+                mtype = GTK_MESSAGE_INFO;
+                break;
+        case TRACE_GUI_WARNING:
+                mtype = GTK_MESSAGE_WARNING;
+                break;
+        case TRACE_GUI_ERROR:
+                mtype = GTK_MESSAGE_ERROR;
+                break;
+        }
+
+        va_start(ap, message);
+        str = g_strdup_vprintf(message, ap);
+        va_end(ap);
+
+        dialog = gtk_message_dialog_new(parent,
+                                        GTK_DIALOG_DESTROY_WITH_PARENT,
+                                        mtype,
+                                        GTK_BUTTONS_CLOSE,
+                                        "%s", str);
+        g_free(str);
+        gtk_dialog_run(GTK_DIALOG(dialog));
+        gtk_widget_destroy(dialog);
+}
diff --git a/trace-gui.h b/trace-gui.h
new file mode 100644
index 0000000..97b8e41
--- /dev/null
+++ b/trace-gui.h
@@ -0,0 +1,38 @@
+/*
+ * Copyright (C) 2009, 2010 Red Hat Inc, Steven Rostedt <srostedt@redhat.com>
+ *
+ * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License (not later!)
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+ */
+#ifndef _TRACE_GUI
+#define _TRACE_GUI
+
+#include <gtk/gtk.h>
+
+enum trace_dialog_type {
+        TRACE_GUI_INFO,
+        TRACE_GUI_WARNING,
+        TRACE_GUI_ERROR,
+};
+
+void trace_show_help(GtkWidget *window, const gchar *link, GError **error);
+
+void trace_dialog(GtkWindow *parent, enum trace_dialog_type type,
+                  gchar *message, ...);
+
+
+#endif /* _TRACE_GUI */