}
+/**
+ * Function to get the current time interval shown on the current tab.
+ * It will be called by a viewer's hook function to update the
+ * shown time interval of the viewer and also be called by the constructor
+ * of the viewer.
+ * @param tab viewer's tab
+ * @return time window.
+ */
+
+TimeWindow lttvwindow_get_time_window(Tab *tab)
+{
+ return tab->time_window;
+}
+
/**
* Function to get the current time/event of the current tab.
/**
* Function to get the filter of the current tab.
- * It will be called by the constructor of the viewer and also be
- * called by a hook funtion of the viewer to update its filter.
- * @param tab viewer's tab
+ * @param main_win, the main window the viewer belongs to.
+ * @param filter, a pointer to a filter.
+ */
+
+LttvFilter *lttvwindow_get_filter(Tab *tab)
+{
+ return tab->filter;
+}
+
+/**
+ * Function to set the filter of the current tab.
+ * It should be called by the filter GUI to tell the
+ * main window to update the filter tab's lttv_filter.
+ *
+ * This function does change the current filter, removing the
+ * old one when necessary, and call the updatefilter hooks
+ * of the registered viewers.
+ *
+ * @param main_win, the main window the viewer belongs to.
* @param filter, a pointer to a filter.
*/
-const lttv_filter *lttvwindow_get_filter(Tab *tab)
+
+void lttvwindow_report_filter(Tab *tab, LttvFilter *filter)
{
- //FIXME
- g_warning("lttvwindow_get_filter not implemented in viewer.c");
+ LttvAttributeValue value;
+ LttvHooks * tmp;
+
+ lttv_filter_destroy(tab->filter);
+ tab->filter = filter;
+
+ g_assert(lttv_iattribute_find_by_path(tab->attributes,
+ "hooks/updatefilter", LTTV_POINTER, &value));
+ tmp = (LttvHooks*)*(value.v_pointer);
+ if(tmp == NULL) return;
+ lttv_hooks_call(tmp, filter);
}
+
/**
* Function to get the stats of the traceset
* @param tab viewer's tab