background computation fixes

[lttv.git] / ltt / branches / poly / lttv / modules / gui / lttvwindow / lttvwindow / lttvwindow.h

diff --git a/ltt/branches/poly/lttv/modules/gui/lttvwindow/lttvwindow/lttvwindow.h b/ltt/branches/poly/lttv/modules/gui/lttvwindow/lttvwindow/lttvwindow.h
index cbc2ced23293e49de3f2346e8619f300b0f5e19c..939b08d3a6e484694b54ee9bcff428af72faed1d 100644 (file)
--- a/ltt/branches/poly/lttv/modules/gui/lttvwindow/lttvwindow/lttvwindow.h
+++ b/ltt/branches/poly/lttv/modules/gui/lttvwindow/lttvwindow/lttvwindow.h
@@ -400,6 +400,60 @@ void lttvwindow_unregister_traceset_notify(Tab *tab,
                                            gpointer    hook_data);
 
 
+/**
+ * Function to register a hook function for a viewer be completely redrawn.
+ * 
+ * @param tab viewer's tab 
+ * @param hook hook function of the viewer.
+ * @param hook_data hook data associated with the hook function.
+ */
+
+void lttvwindow_register_redraw_notify(Tab *tab,
+    LttvHook hook, gpointer hook_data);
+
+/**
+ * Function to unregister a hook function for a viewer be completely redrawn.
+ *
+ * @param tab viewer's tab 
+ * @param hook hook function of the viewer.
+ * @param hook_data hook data associated with the hook function.
+ */
+
+void lttvwindow_unregister_redraw_notify(Tab *tab,
+              LttvHook hook, gpointer hook_data);
+
+
+/**
+ * Function to register a hook function for a viewer to re-do the events
+ * requests for the needed interval.
+ *
+ * This action is typically done after a "stop".
+ *
+ * The typical hook will remove all current requests for the viewer
+ * and make requests for missing information.
+ * 
+ * @param tab viewer's tab 
+ * @param hook hook function of the viewer.
+ * @param hook_data hook data associated with the hook function.
+ */
+
+void lttvwindow_register_continue_notify(Tab *tab,
+    LttvHook hook, gpointer hook_data);
+
+
+/**
+ * Function to unregister a hook function for a viewer to re-do the events
+ * requests for the needed interval.
+ *
+ * @param tab viewer's tab 
+ * @param hook hook function of the viewer.
+ * @param hook_data hook data associated with the hook function.
+ */
+
+void lttvwindow_unregister_continue_notify(Tab *tab,
+              LttvHook hook, gpointer hook_data);
+
+
 /**
  * Function to register a hook function for a viewer to set/update its 
  * filter. 
@@ -590,7 +644,7 @@ typedef struct _EventsRequest {
 } EventsRequest;
 
 /* Maximum number of events to proceed at once in a chunk */
-#define CHUNK_NUM_EVENTS 50000
+#define CHUNK_NUM_EVENTS 200
 
 
 /**
@@ -631,66 +685,24 @@ void lttvwindow_events_request_remove_all(Tab            *tab,
                                           gconstpointer   viewer);
 
 
-typedef struct _BackgroundRequest {
-  gchar *hook_path; /* Hook path in global attributes, where all standard hooks
-                       are : i.e. /TraceState/Statistics/ModuleName */
-  gchar *trace_path; /* path_to_trace */
-} BackgroundRequest;
-
-typedef struct _BackgroundNotify {
-  gchar                       *trace_path; /* path_to_trace */
-  LttTime                      notify_time;
-  LttvTracesetContextPosition *notify_position;
-  LttvHooks                   *notify; /* Hook to call when the notify is
-                                          passed, or at the end of trace */
-} BackgroundNotify;
-
-/**
- * Function to request data from a specific trace
- * 
- * @param bg_request Request specification
- */
-
-void lttvwindow_background_request_queue(const BackgroundRequest  *bg_request);
-
-/**
- * Register a callback to be called when requested data is passed in the next
- * queued background processing.
- * 
- * @param bg_request Request specification
- */
-
-void lttvwindow_background_notify_queue(const BackgroundNotify  *bg_notify);
-
-
-/**
- * Register a callback to be called when requested data is passed in the current
- * background processing.
- * 
- * @param bg_request Request specification
- */
-
-void lttvwindow_background_notify_current(const BackgroundNotify  *bg_notify);
-
-
 /**
  * Function to get the current time window of the current tab.
  * 
  * @param tab the tab the viewer belongs to.
- * @return a pointer to the current tab's time interval.
+ * @return the current tab's time interval.
  */
 
-const TimeWindow *lttvwindow_get_time_window(Tab *tab);
+TimeWindow lttvwindow_get_time_window(Tab *tab);
 
 
 /**
  * Function to get the current time of the current tab.
  *
  * @param tab the tab the viewer belongs to.
- * @return a pointer to the current tab's current time.
+ * @return the current tab's current time.
  */
 
-const LttTime *lttvwindow_get_current_time(Tab *tab);
+LttTime lttvwindow_get_current_time(Tab *tab);
 
 
 /**