trace-graph: Resize graph height when plot is added or removed

The graph height was only calculated when the graph was loaded. Now that you
can add new plots, we need to recalculate the height anytime a plot is
added or removed.

Reported-by: Darren Hart <dvhltc@us.ibm.com>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>

1 files changed, 2 insertions, 0 deletions

diff --git a/trace-graph.c b/trace-graph.c
index 2ad7c2f..623abcb 100644
--- a/trace-graph.c
+++ b/trace-graph.c
@@ -426,6 +426,7 @@ plot_task_clicked (gpointer data)
         struct graph_info *ginfo = data;
 
         graph_plot_task(ginfo, ginfo->filter_task_selected);
+        ginfo->draw_height = PLOT_SPACE(ginfo->plots);
         redraw_graph(ginfo);
         update_label_window(ginfo);
 }
@@ -440,6 +441,7 @@ remove_plot_clicked (gpointer data)
                 return;
 
         trace_graph_plot_remove(ginfo, plot);
+        ginfo->draw_height = PLOT_SPACE(ginfo->plots);
         redraw_graph(ginfo);
         update_label_window(ginfo);
 }