trace-graph: Add space to hold all CPUS

In case we have a lot of CPUS, make sure the drawing area
has enough room to display them. The scroll window will take
care of the viewable area.

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

1 files changed, 5 insertions, 0 deletions

diff --git a/trace-graph.c b/trace-graph.c
index 54ea341..7b7fcda 100644
--- a/trace-graph.c
+++ b/trace-graph.c
@@ -40,6 +40,7 @@
 #define CPU_MIDDLE(cpu) (80 * (cpu) + 80)
 #define CPU_TOP(cpu) (CPU_MIDDLE(cpu) - 10)
 #define CPU_BOTTOM(cpu) (CPU_MIDDLE(cpu) + 10)
+#define CPU_SPACE(cpus) (80 * (cpus) + 80)
 
 static gint ftrace_sched_switch_id = -1;
 static gint event_sched_switch_id = -1;
@@ -634,6 +635,10 @@ configure_event(GtkWidget *widget, GdkEventMotion *event, gpointer data)
         old_w = ginfo->max_width;
         old_h = ginfo->max_height;
 
+        
+        gtk_widget_set_size_request(widget, 0, CPU_SPACE(ginfo->cpus));
+
+
         if (widget->allocation.width > ginfo->max_width)
                 ginfo->max_width = widget->allocation.width;