+++ /dev/null
-/* This file is part of the Linux Trace Toolkit viewer
- * Copyright (C) 2003-2004 XangXiu Yang
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License Version 2 as
- * published by the Free Software Foundation;
- *
- * 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.
- */
-
-/*! \file lttvviewer.c
- * \brief API used by the graphical viewers to interact with their top window.
- *
- * Main window (gui module) is the place to contain and display viewers.
- * Viewers (lttv plugins) interacte with main window through this API and
- * events sent by gtk.
- * This header file should be included in each graphic module.
- * This library is used by graphical modules to interact with the
- * tracesetWindow.
- *
- */
-
-#include <lttvwindow/common.h>
-#include <ltt/ltt.h>
-#include <lttv/lttv.h>
-#include <lttvwindow/mainwindow.h>
-#include <lttvwindow/viewer.h>
-#include <lttv/tracecontext.h>
-#include <lttvwindow/toolbar.h>
-#include <lttvwindow/menu.h>
-#include <lttv/state.h>
-#include <lttv/stats.h>
-
-
-/**
- * Internal function parts
- */
-
-/**
- * Function to set/update traceset for the viewers
- * @param main_win main window
- * @param traceset traceset of the main window.
- */
-
-void SetTraceset(MainWindow * main_win, gpointer traceset)
-{
- LttvHooks * tmp;
- LttvAttributeValue value;
-
- g_assert(lttv_iattribute_find_by_path(main_win->attributes,
- "hooks/updatetraceset", LTTV_POINTER, &value));
- tmp = (LttvHooks*)*(value.v_pointer);
- if(tmp == NULL)return;
- lttv_hooks_call(tmp,traceset);
-}
-
-
-/**
- * Function to set/update filter for the viewers
- * @param main_win main window
- * @param filter filter of the main window.
- */
-
-void SetFilter(MainWindow * main_win, gpointer filter)
-{
- LttvHooks * tmp;
- LttvAttributeValue value;
-
- g_assert(lttv_iattribute_find_by_path(main_win->attributes,
- "hooks/updatefilter", LTTV_POINTER, &value));
- tmp = (LttvHooks*)*(value.v_pointer);
-
- if(tmp == NULL)return;
- lttv_hooks_call(tmp,filter);
-}
-
-
-
-/**
- * API parts
- */
-
-/**
- * Function to register a view constructor so that main window can generate
- * a toolbar item for the viewer in order to generate a new instance easily.
- * It will be called by init function of the module.
- * @param ButtonPixmap image shown on the toolbar item.
- * @param tooltip tooltip of the toolbar item.
- * @param view_constructor constructor of the viewer.
- */
-
-void toolbar_item_reg(char ** pixmap, char *tooltip, lttv_constructor view_constructor)
-{
- LttvIAttribute *attributes_global = LTTV_IATTRIBUTE(lttv_global_attributes());
- LttvToolbars * toolbar;
- LttvAttributeValue value;
-
- g_assert(lttv_iattribute_find_by_path(attributes_global,
- "viewers/toolbar", LTTV_POINTER, &value));
- toolbar = (LttvToolbars*)*(value.v_pointer);
-
- if(toolbar == NULL){
- toolbar = lttv_toolbars_new();
- *(value.v_pointer) = toolbar;
- }
- lttv_toolbars_add(toolbar, view_constructor, tooltip, pixmap);
-}
-
-
-/**
- * Function to unregister the viewer's constructor, release the space
- * occupied by pixmap, tooltip and constructor of the viewer.
- * It will be called when a module is unloaded.
- * @param view_constructor constructor of the viewer which is used as
- * a reference to find out where the pixmap and tooltip are.
- */
-
-void toolbar_item_unreg(lttv_constructor view_constructor)
-{
- LttvIAttribute *attributes_global = LTTV_IATTRIBUTE(lttv_global_attributes());
- LttvToolbars * toolbar;
- LttvAttributeValue value;
-
- g_assert(lttv_iattribute_find_by_path(attributes_global,
- "viewers/toolbar", LTTV_POINTER, &value));
- toolbar = (LttvToolbars*)*(value.v_pointer);
-
- main_window_remove_toolbar_item(view_constructor);
-
- lttv_toolbars_remove(toolbar, view_constructor);
-}
-
-
-/**
- * Function to register a view constructor so that main window can generate
- * a menu item for the viewer in order to generate a new instance easily.
- * It will be called by init function of the module.
- * @param menu_path path of the menu item.
- * @param menu_text text of the menu item.
- * @param view_constructor constructor of the viewer.
- */
-
-void menu_item_reg(char *menu_path, char *menu_text, lttv_constructor view_constructor)
-{
- LttvIAttribute *attributes_global = LTTV_IATTRIBUTE(lttv_global_attributes());
- LttvMenus * menu;
- LttvAttributeValue value;
-
- g_assert(lttv_iattribute_find_by_path(attributes_global,
- "viewers/menu", LTTV_POINTER, &value));
- menu = (LttvMenus*)*(value.v_pointer);
-
- if(menu == NULL){
- menu = lttv_menus_new();
- *(value.v_pointer) = menu;
- }
- lttv_menus_add(menu, view_constructor, menu_path, menu_text);
-}
-
-/**
- * Function to unregister the viewer's constructor, release the space
- * occupied by menu_path, menu_text and constructor of the viewer.
- * It will be called when a module is unloaded.
- * @param view_constructor constructor of the viewer which is used as
- * a reference to find out where the menu_path and menu_text are.
- */
-
-void menu_item_unreg(lttv_constructor view_constructor)
-{
- LttvIAttribute *attributes_global = LTTV_IATTRIBUTE(lttv_global_attributes());
- LttvMenus * menu;
- LttvAttributeValue value;
-
- g_assert(lttv_iattribute_find_by_path(attributes_global,
- "viewers/menu", LTTV_POINTER, &value));
- menu = (LttvMenus*)*(value.v_pointer);
-
- main_window_remove_menu_item(view_constructor);
-
- lttv_menus_remove(menu, view_constructor);
-}
-
-
-/**
- * Update the status bar whenever something changed in the viewer.
- * @param main_win the main window the viewer belongs to.
- * @param info the message which will be shown in the status bar.
- */
-
-void update_status(MainWindow *main_win, char *info)
-{
-}
-
-
-/**
- * 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 main_win the main window the viewer belongs to.
- * @param time_interval a pointer where time interval will be stored.
- */
-
-void get_time_window(MainWindow *main_win, TimeWindow *time_window)
-{
- //time_window->start_time = main_win->current_tab->time_window.start_time;
- //time_window->time_width = main_win->current_tab->time_window.time_width;
- *time_window = main_win->current_tab->time_window;
-}
-
-/**
- * Function to get the current time interval of the current traceset.
- * It will be called by a viewer's hook function to update the
- * time interval of the viewer and also be called by the constructor
- * of the viewer.
- * @param main_win the main window the viewer belongs to.
- * @param time_interval a pointer where time interval will be stored.
- */
-
-void get_traceset_time_span(MainWindow *main_win, TimeInterval *time_interval)
-{
- //time_window->start_time = main_win->current_tab->time_window.start_time;
- //time_window->time_width = main_win->current_tab->time_window.time_width;
- *time_interval = *(LTTV_TRACESET_CONTEXT(main_win->current_tab->traceset_info->
- traceset_context)->Time_Span);
-}
-
-
-
-/**
- * Function to set the time interval of the current tab.
- * It will be called by a viewer's signal handle associated with
- * the move_slider signal
- * @param main_win the main window the viewer belongs to.
- * @param time_interval a pointer where time interval is stored.
- */
-
-void set_time_window(MainWindow *main_win, TimeWindow *time_window)
-{
- LttvAttributeValue value;
- LttvHooks * tmp;
- main_win->current_tab->time_window = *time_window;
- gtk_multi_vpaned_set_scroll_value(main_win->current_tab->multi_vpaned,
- ltt_time_to_double(time_window->start_time)
- * NANOSECONDS_PER_SECOND );
- g_assert(lttv_iattribute_find_by_path(main_win->current_tab->attributes,
- "hooks/updatetimewindow", LTTV_POINTER, &value));
- tmp = (LttvHooks*)*(value.v_pointer);
- if(tmp == NULL) return;
- lttv_hooks_call(tmp, time_window);
-}
-
-
-/**
- * Function to get the current time/event of the current tab.
- * It will be called by a viewer's hook function to update the
- * current time/event of the viewer.
- * @param main_win the main window the viewer belongs to.
- * @param time a pointer where time will be stored.
- */
-
-void get_current_time(MainWindow *main_win, LttTime *time)
-{
- time = &main_win->current_tab->current_time;
-}
-
-
-/**
- * Function to set the current time/event of the current tab.
- * It will be called by a viewer's signal handle associated with
- * the button-release-event signal
- * @param main_win the main window the viewer belongs to.
- * @param time a pointer where time is stored.
- */
-
-void set_current_time(MainWindow *main_win, LttTime *time)
-{
- LttvAttributeValue value;
- LttvHooks * tmp;
- main_win->current_tab->current_time = *time;
- g_assert(lttv_iattribute_find_by_path(main_win->current_tab->attributes,
- "hooks/updatecurrenttime", LTTV_POINTER, &value));
- tmp = (LttvHooks*)*(value.v_pointer);
-
- if(tmp == NULL)return;
- lttv_hooks_call(tmp, time);
-}
-
-
-/**
- * Function to get the traceset from 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 traceset.
- * @param main_win the main window the viewer belongs to.
- * @param traceset a pointer to a traceset.
- */
-/*
-void get_traceset(MainWindow *main_win, Traceset *traceset)
-{
-}
-*/
-
-/**
- * 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 main_win, the main window the viewer belongs to.
- * @param filter, a pointer to a filter.
- */
-/*
-void get_filter(MainWindow *main_win, Filter *filter)
-{
-}
-*/
-
-/**
- * Function to register a hook function for a viewer to set/update its
- * time interval.
- * It will be called by the constructor of the viewer.
- * @param hook hook function of the viewer.
- * @param hook_data hook data associated with the hook function.
- * @param main_win the main window the viewer belongs to.
- */
-
-void reg_update_time_window(LttvHook hook, gpointer hook_data,
- MainWindow * main_win)
-{
- LttvAttributeValue value;
- LttvHooks * tmp;
- g_assert(lttv_iattribute_find_by_path(main_win->current_tab->attributes,
- "hooks/updatetimewindow", LTTV_POINTER, &value));
- tmp = (LttvHooks*)*(value.v_pointer);
- if(tmp == NULL){
- tmp = lttv_hooks_new();
- *(value.v_pointer) = tmp;
- }
- lttv_hooks_add(tmp, hook,hook_data);
-}
-
-
-/**
- * Function to unregister a viewer's hook function which is used to
- * set/update the time interval of the viewer.
- * It will be called by the destructor of the viewer.
- * @param hook hook function of the viewer.
- * @param hook_data hook data associated with the hook function.
- * @param main_win the main window the viewer belongs to.
- */
-
-void unreg_update_time_window(LttvHook hook, gpointer hook_data,
- MainWindow * main_win)
-{
- LttvAttributeValue value;
- LttvHooks * tmp;
- g_assert(lttv_iattribute_find_by_path(main_win->current_tab->attributes,
- "hooks/updatetimewindow", LTTV_POINTER, &value));
- tmp = (LttvHooks*)*(value.v_pointer);
- if(tmp == NULL) return;
- lttv_hooks_remove_data(tmp, hook, hook_data);
-}
-
-
-/**
- * Function to register a hook function for a viewer to set/update its
- * traceset.
- * It will be called by the constructor of the viewer.
- * @param hook hook function of the viewer.
- * @param hook_data hook data associated with the hook function.
- * @param main_win the main window the viewer belongs to.
- */
-
-void reg_update_traceset(LttvHook hook, gpointer hook_data,
- MainWindow * main_win)
-{
- LttvAttributeValue value;
- LttvHooks * tmp;
- g_assert(lttv_iattribute_find_by_path(main_win->current_tab->attributes,
- "hooks/updatetraceset", LTTV_POINTER, &value));
- tmp = (LttvHooks*)*(value.v_pointer);
- if(tmp == NULL){
- tmp = lttv_hooks_new();
- *(value.v_pointer) = tmp;
- }
- lttv_hooks_add(tmp, hook, hook_data);
-}
-
-
-/**
- * Function to unregister a viewer's hook function which is used to
- * set/update the traceset of the viewer.
- * It will be called by the destructor of the viewer.
- * @param hook hook function of the viewer.
- * @param hook_data hook data associated with the hook function.
- * @param main_win the main window the viewer belongs to.
- */
-
-void unreg_update_traceset(LttvHook hook, gpointer hook_data,
- MainWindow * main_win)
-{
- LttvAttributeValue value;
- LttvHooks * tmp;
- g_assert(lttv_iattribute_find_by_path(main_win->current_tab->attributes,
- "hooks/updatetraceset", LTTV_POINTER, &value));
- tmp = (LttvHooks*)*(value.v_pointer);
- if(tmp == NULL) return;
- lttv_hooks_remove_data(tmp, hook, hook_data);
-}
-
-
-/**
- * Function to redraw each viewer belonging to the current tab
- * @param main_win the main window the viewer belongs to.
- */
-
-void update_traceset(MainWindow * main_win)
-{
- LttvAttributeValue value;
- LttvHooks * tmp;
- g_assert(lttv_iattribute_find_by_path(main_win->current_tab->attributes,
- "hooks/updatetraceset", LTTV_POINTER, &value));
- tmp = (LttvHooks*)*(value.v_pointer);
- if(tmp == NULL) return;
- lttv_hooks_call(tmp, NULL);
-}
-
-
-/**
- * Function to register a hook function for a viewer to set/update its
- * filter.
- * It will be called by the constructor of the viewer.
- * @param hook hook function of the viewer.
- * @param hook_data hook data associated with the hook function.
- * @param main_win the main window the viewer belongs to.
- */
-
-void reg_update_filter(LttvHook hook, gpointer hook_data,
- MainWindow *main_win)
-{
- LttvAttributeValue value;
- LttvHooks * tmp;
- g_assert(lttv_iattribute_find_by_path(main_win->attributes,
- "hooks/updatefilter", LTTV_POINTER, &value));
- tmp = (LttvHooks*)*(value.v_pointer);
- if(tmp == NULL){
- tmp = lttv_hooks_new();
- *(value.v_pointer) = tmp;
- }
- lttv_hooks_add(tmp, hook, hook_data);
-}
-
-
-/**
- * Function to unregister a viewer's hook function which is used to
- * set/update the filter of the viewer.
- * It will be called by the destructor of the viewer.
- * @param hook hook function of the viewer.
- * @param hook_data hook data associated with the hook function.
- * @param main_win the main window the viewer belongs to.
- */
-
-void unreg_update_filter(LttvHook hook, gpointer hook_data,
- MainWindow * main_win)
-{
- LttvAttributeValue value;
- LttvHooks * tmp;
- g_assert(lttv_iattribute_find_by_path(main_win->attributes,
- "hooks/updatefilter", LTTV_POINTER, &value));
- tmp = (LttvHooks*)*(value.v_pointer);
- if(tmp == NULL) return;
- lttv_hooks_remove_data(tmp, hook, hook_data);
-}
-
-
-/**
- * Function to register a hook function for a viewer to set/update its
- * current time.
- * It will be called by the constructor of the viewer.
- * @param hook hook function of the viewer.
- * @param hook_data hook data associated with the hook function.
- * @param main_win the main window the viewer belongs to.
- */
-
-void reg_update_current_time(LttvHook hook, gpointer hook_data,
- MainWindow *main_win)
-{
- LttvAttributeValue value;
- LttvHooks * tmp;
- g_assert(lttv_iattribute_find_by_path(main_win->current_tab->attributes,
- "hooks/updatecurrenttime", LTTV_POINTER, &value));
- tmp = (LttvHooks*)*(value.v_pointer);
- if(tmp == NULL){
- tmp = lttv_hooks_new();
- *(value.v_pointer) = tmp;
- }
- lttv_hooks_add(tmp, hook, hook_data);
-}
-
-
-/**
- * Function to unregister a viewer's hook function which is used to
- * set/update the current time of the viewer.
- * It will be called by the destructor of the viewer.
- * @param hook hook function of the viewer.
- * @param hook_data hook data associated with the hook function.
- * @param main_win the main window the viewer belongs to.
- */
-
-void unreg_update_current_time(LttvHook hook, gpointer hook_data,
- MainWindow * main_win)
-{
- LttvAttributeValue value;
- LttvHooks * tmp;
- g_assert(lttv_iattribute_find_by_path(main_win->current_tab->attributes,
- "hooks/updatecurrenttime", LTTV_POINTER, &value));
- tmp = (LttvHooks*)*(value.v_pointer);
- if(tmp == NULL) return;
- lttv_hooks_remove_data(tmp, hook, hook_data);
-}
-
-
-/**
- * Function to register a hook function for a viewer to show
- *the content of the viewer.
- * It will be called by the constructor of the viewer.
- * @param hook hook function of the viewer.
- * @param hook_data hook data associated with the hook function.
- * @param main_win the main window the viewer belongs to.
- */
-
-void reg_show_viewer(LttvHook hook, gpointer hook_data,
- MainWindow *main_win)
-{
- LttvAttributeValue value;
- LttvHooks * tmp;
- g_assert(lttv_iattribute_find_by_path(main_win->current_tab->attributes,
- "hooks/showviewer", LTTV_POINTER, &value));
- tmp = (LttvHooks*)*(value.v_pointer);
- if(tmp == NULL){
- tmp = lttv_hooks_new();
- *(value.v_pointer) = tmp;
- }
- lttv_hooks_add(tmp, hook, hook_data);
-}
-
-
-/**
- * Function to unregister a viewer's hook function which is used to
- * show the content of the viewer..
- * It will be called by the destructor of the viewer.
- * @param hook hook function of the viewer.
- * @param hook_data hook data associated with the hook function.
- * @param main_win the main window the viewer belongs to.
- */
-
-void unreg_show_viewer(LttvHook hook, gpointer hook_data,
- MainWindow * main_win)
-{
- LttvAttributeValue value;
- LttvHooks * tmp;
- g_assert(lttv_iattribute_find_by_path(main_win->current_tab->attributes,
- "hooks/showviewer", LTTV_POINTER, &value));
- tmp = (LttvHooks*)*(value.v_pointer);
- if(tmp == NULL) return;
- lttv_hooks_remove_data(tmp, hook, hook_data);
-}
-
-
-/**
- * Function to show each viewer in the current tab.
- * It will be called by main window after it called process_traceset
- * @param main_win the main window the viewer belongs to.
- */
-
-void show_viewer(MainWindow *main_win)
-{
- LttvAttributeValue value;
- LttvHooks * tmp;
- g_assert(lttv_iattribute_find_by_path(main_win->current_tab->attributes,
- "hooks/showviewer", LTTV_POINTER, &value));
- tmp = (LttvHooks*)*(value.v_pointer);
- if(tmp == NULL) return;
- lttv_hooks_call(tmp, NULL);
-}
-
-
-/**
- * Function to set the focused pane (viewer).
- * It will be called by a viewer's signal handle associated with
- * the grab_focus signal
- * @param main_win the main window the viewer belongs to.
- * @param paned a pointer to a pane where the viewer is contained.
- */
-
-void set_focused_pane(MainWindow *main_win, gpointer paned)
-{
- gtk_multi_vpaned_set_focus((GtkWidget*)main_win->current_tab->multi_vpaned,paned);
-}
-
-
-/**
- * Function to register a hook function for a viewer to set/update the
- * dividor of the hpane.
- * It will be called by the constructor of the viewer.
- * @param hook hook function of the viewer.
- * @param hook_data hook data associated with the hook function.
- * @param main_win the main window the viewer belongs to.
- */
-
-void reg_update_dividor(LttvHook hook, gpointer hook_data,
- MainWindow *main_win)
-{
- LttvAttributeValue value;
- LttvHooks * tmp;
- g_assert(lttv_iattribute_find_by_path(main_win->current_tab->attributes,
- "hooks/hpanedividor", LTTV_POINTER, &value));
- tmp = (LttvHooks*)*(value.v_pointer);
- if(tmp == NULL){
- tmp = lttv_hooks_new();
- *(value.v_pointer) = tmp;
- }
- lttv_hooks_add(tmp, hook, hook_data);
-}
-
-
-/**
- * Function to unregister a viewer's hook function which is used to
- * set/update hpane's dividor of the viewer.
- * It will be called by the destructor of the viewer.
- * @param hook hook function of the viewer.
- * @param hook_data hook data associated with the hook function.
- * @param main_win the main window the viewer belongs to.
- */
-
-void unreg_update_dividor(LttvHook hook, gpointer hook_data,
- MainWindow *main_win)
-{
- LttvAttributeValue value;
- LttvHooks * tmp;
- g_assert(lttv_iattribute_find_by_path(main_win->current_tab->attributes,
- "hooks/hpanedividor", LTTV_POINTER, &value));
- tmp = (LttvHooks*)*(value.v_pointer);
- if(tmp == NULL) return;
- lttv_hooks_remove_data(tmp, hook, hook_data);
-}
-
-
-/**
- * Function to set the position of the hpane's dividor (viewer).
- * It will be called by a viewer's signal handle associated with
- * the motion_notify_event event/signal
- * @param main_win the main window the viewer belongs to.
- * @param position position of the hpane's dividor.
- */
-
-void set_hpane_dividor(MainWindow *main_win, gint position)
-{
- LttvAttributeValue value;
- LttvHooks * tmp;
- g_assert(lttv_iattribute_find_by_path(main_win->current_tab->attributes,
- "hooks/hpanedividor", LTTV_POINTER, &value));
- tmp = (LttvHooks*)*(value.v_pointer);
- if(tmp == NULL) return;
- lttv_hooks_call(tmp, &position);
-}
-
-
-/**
- * Function to process traceset. It will call lttv_process_trace,
- * each view will call this api to get events.
- * @param main_win the main window the viewer belongs to.
- * @param start the start time of the first event to be processed.
- * @param end the end time of the last event to be processed.
- */
-
-void process_traceset_api(MainWindow *main_win, LttTime start,
- LttTime end, unsigned maxNumEvents)
-{
- lttv_process_traceset_seek_time(
- LTTV_TRACESET_CONTEXT(main_win->current_tab->traceset_info->
- traceset_context),
- start);
- lttv_process_traceset(
- LTTV_TRACESET_CONTEXT(main_win->current_tab->traceset_info->
- traceset_context),
- end,
- maxNumEvents);
-}
-
-/**
- * Function to add hooks into the context of a traceset,
- * before reading events from traceset, viewer will call this api to
- * register hooks
- * @param main_win the main window the viewer belongs to.
- * @param LttvHooks hooks to be registered.
- */
-
-void context_add_hooks_api(MainWindow *main_win ,
- LttvHooks *before_traceset,
- LttvHooks *after_traceset,
- LttvHooks *check_trace,
- LttvHooks *before_trace,
- LttvHooks *after_trace,
- LttvHooks *check_tracefile,
- LttvHooks *before_tracefile,
- LttvHooks *after_tracefile,
- LttvHooks *check_event,
- LttvHooks *before_event,
- LttvHooks *after_event)
-{
- LttvTracesetContext * tsc =
- LTTV_TRACESET_CONTEXT(main_win->current_tab->traceset_info->
- traceset_context);
- lttv_traceset_context_add_hooks(tsc,before_traceset,after_traceset,
- check_trace,before_trace,after_trace,
- check_tracefile,before_tracefile,after_tracefile,
- check_event,before_event, after_event);
-}
-
-
-/**
- * Function to remove hooks from the context of a traceset,
- * before reading events from traceset, viewer will call this api to
- * unregister hooks
- * @param main_win the main window the viewer belongs to.
- * @param LttvHooks hooks to be registered.
- */
-
-void context_remove_hooks_api(MainWindow *main_win ,
- LttvHooks *before_traceset,
- LttvHooks *after_traceset,
- LttvHooks *check_trace,
- LttvHooks *before_trace,
- LttvHooks *after_trace,
- LttvHooks *check_tracefile,
- LttvHooks *before_tracefile,
- LttvHooks *after_tracefile,
- LttvHooks *check_event,
- LttvHooks *before_event,
- LttvHooks *after_event)
-{
- LttvTracesetContext * tsc =
- LTTV_TRACESET_CONTEXT(main_win->current_tab->traceset_info->traceset_context);
- lttv_traceset_context_remove_hooks(tsc,before_traceset,after_traceset,
- check_trace,before_trace,after_trace,
- check_tracefile,before_tracefile,after_tracefile,
- check_event,before_event, after_event);
-}
-
-
-/**
- * Function to add/remove event hooks for state
- * @param main_win the main window the viewer belongs to.
- */
-
-void state_add_event_hooks_api(MainWindow *main_win )
-{
- lttv_state_add_event_hooks(
- (LttvTracesetState*)main_win->current_tab->traceset_info->traceset_context);
-}
-
-void state_remove_event_hooks_api(MainWindow *main_win )
-{
- lttv_state_remove_event_hooks(
- (LttvTracesetState*)main_win->current_tab->traceset_info->traceset_context);
-}
-
-
-/**
- * Function to add/remove event hooks for stats
- * @param main_win the main window the viewer belongs to.
- */
-
-void stats_add_event_hooks_api(MainWindow *main_win )
-{
- lttv_stats_add_event_hooks(
- (LttvTracesetStats*)main_win->current_tab->traceset_info->traceset_context);
-}
-
-void stats_remove_event_hooks_api(MainWindow *main_win )
-{
- lttv_stats_remove_event_hooks(
- (LttvTracesetStats*)main_win->current_tab->traceset_info->traceset_context);
-}
-
-/**
- * Function to get the stats of the traceset
- * @param main_win the main window the viewer belongs to.
- */
-
-LttvTracesetStats* get_traceset_stats_api(MainWindow *main_win)
-{
- return main_win->current_tab->traceset_info->traceset_context;
-}
-
-
-LttvTracesetContext* get_traceset_context(MainWindow *main_win)
-{
- return (LttvTracesetContext*)main_win->current_tab->traceset_info->traceset_context;
-}
--- /dev/null
+/* This file is part of the Linux Trace Toolkit viewer
+ * Copyright (C) 2003-2004 XangXiu Yang
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License Version 2 as
+ * published by the Free Software Foundation;
+ *
+ * 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.
+ */
+
+/*! \file lttvviewer.c
+ * \brief API used by the graphical viewers to interact with their top window.
+ *
+ * Main window (gui module) is the place to contain and display viewers.
+ * Viewers (lttv plugins) interacte with main window through this API and
+ * events sent by gtk.
+ * This header file should be included in each graphic module.
+ * This library is used by graphical modules to interact with the
+ * tracesetWindow.
+ *
+ */
+
+#include <lttvwindow/common.h>
+#include <ltt/ltt.h>
+#include <lttv/lttv.h>
+#include <lttvwindow/mainwindow.h>
+#include <lttvwindow/viewer.h>
+#include <lttv/tracecontext.h>
+#include <lttvwindow/toolbar.h>
+#include <lttvwindow/menu.h>
+#include <lttv/state.h>
+#include <lttv/stats.h>
+
+
+/**
+ * Internal function parts
+ */
+
+/**
+ * Function to set/update traceset for the viewers
+ * @param main_win main window
+ * @param traceset traceset of the main window.
+ */
+
+void SetTraceset(MainWindow * main_win, gpointer traceset)
+{
+ LttvHooks * tmp;
+ LttvAttributeValue value;
+
+ g_assert(lttv_iattribute_find_by_path(main_win->attributes,
+ "hooks/updatetraceset", LTTV_POINTER, &value));
+ tmp = (LttvHooks*)*(value.v_pointer);
+ if(tmp == NULL)return;
+ lttv_hooks_call(tmp,traceset);
+}
+
+
+/**
+ * Function to set/update filter for the viewers
+ * @param main_win main window
+ * @param filter filter of the main window.
+ */
+
+void SetFilter(MainWindow * main_win, gpointer filter)
+{
+ LttvHooks * tmp;
+ LttvAttributeValue value;
+
+ g_assert(lttv_iattribute_find_by_path(main_win->attributes,
+ "hooks/updatefilter", LTTV_POINTER, &value));
+ tmp = (LttvHooks*)*(value.v_pointer);
+
+ if(tmp == NULL)return;
+ lttv_hooks_call(tmp,filter);
+}
+
+
+
+/**
+ * API parts
+ */
+
+/**
+ * Function to register a view constructor so that main window can generate
+ * a toolbar item for the viewer in order to generate a new instance easily.
+ * It will be called by init function of the module.
+ * @param ButtonPixmap image shown on the toolbar item.
+ * @param tooltip tooltip of the toolbar item.
+ * @param view_constructor constructor of the viewer.
+ */
+
+void toolbar_item_reg(char ** pixmap, char *tooltip, lttv_constructor view_constructor)
+{
+ LttvIAttribute *attributes_global = LTTV_IATTRIBUTE(lttv_global_attributes());
+ LttvToolbars * toolbar;
+ LttvAttributeValue value;
+
+ g_assert(lttv_iattribute_find_by_path(attributes_global,
+ "viewers/toolbar", LTTV_POINTER, &value));
+ toolbar = (LttvToolbars*)*(value.v_pointer);
+
+ if(toolbar == NULL){
+ toolbar = lttv_toolbars_new();
+ *(value.v_pointer) = toolbar;
+ }
+ lttv_toolbars_add(toolbar, view_constructor, tooltip, pixmap);
+}
+
+
+/**
+ * Function to unregister the viewer's constructor, release the space
+ * occupied by pixmap, tooltip and constructor of the viewer.
+ * It will be called when a module is unloaded.
+ * @param view_constructor constructor of the viewer which is used as
+ * a reference to find out where the pixmap and tooltip are.
+ */
+
+void toolbar_item_unreg(lttv_constructor view_constructor)
+{
+ LttvIAttribute *attributes_global = LTTV_IATTRIBUTE(lttv_global_attributes());
+ LttvToolbars * toolbar;
+ LttvAttributeValue value;
+
+ g_assert(lttv_iattribute_find_by_path(attributes_global,
+ "viewers/toolbar", LTTV_POINTER, &value));
+ toolbar = (LttvToolbars*)*(value.v_pointer);
+
+ main_window_remove_toolbar_item(view_constructor);
+
+ lttv_toolbars_remove(toolbar, view_constructor);
+}
+
+
+/**
+ * Function to register a view constructor so that main window can generate
+ * a menu item for the viewer in order to generate a new instance easily.
+ * It will be called by init function of the module.
+ * @param menu_path path of the menu item.
+ * @param menu_text text of the menu item.
+ * @param view_constructor constructor of the viewer.
+ */
+
+void menu_item_reg(char *menu_path, char *menu_text, lttv_constructor view_constructor)
+{
+ LttvIAttribute *attributes_global = LTTV_IATTRIBUTE(lttv_global_attributes());
+ LttvMenus * menu;
+ LttvAttributeValue value;
+
+ g_assert(lttv_iattribute_find_by_path(attributes_global,
+ "viewers/menu", LTTV_POINTER, &value));
+ menu = (LttvMenus*)*(value.v_pointer);
+
+ if(menu == NULL){
+ menu = lttv_menus_new();
+ *(value.v_pointer) = menu;
+ }
+ lttv_menus_add(menu, view_constructor, menu_path, menu_text);
+}
+
+/**
+ * Function to unregister the viewer's constructor, release the space
+ * occupied by menu_path, menu_text and constructor of the viewer.
+ * It will be called when a module is unloaded.
+ * @param view_constructor constructor of the viewer which is used as
+ * a reference to find out where the menu_path and menu_text are.
+ */
+
+void menu_item_unreg(lttv_constructor view_constructor)
+{
+ LttvIAttribute *attributes_global = LTTV_IATTRIBUTE(lttv_global_attributes());
+ LttvMenus * menu;
+ LttvAttributeValue value;
+
+ g_assert(lttv_iattribute_find_by_path(attributes_global,
+ "viewers/menu", LTTV_POINTER, &value));
+ menu = (LttvMenus*)*(value.v_pointer);
+
+ main_window_remove_menu_item(view_constructor);
+
+ lttv_menus_remove(menu, view_constructor);
+}
+
+
+/**
+ * Update the status bar whenever something changed in the viewer.
+ * @param main_win the main window the viewer belongs to.
+ * @param info the message which will be shown in the status bar.
+ */
+
+void update_status(MainWindow *main_win, char *info)
+{
+}
+
+
+/**
+ * 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 main_win the main window the viewer belongs to.
+ * @param time_interval a pointer where time interval will be stored.
+ */
+
+void get_time_window(MainWindow *main_win, TimeWindow *time_window)
+{
+ //time_window->start_time = main_win->current_tab->time_window.start_time;
+ //time_window->time_width = main_win->current_tab->time_window.time_width;
+ *time_window = main_win->current_tab->time_window;
+}
+
+/**
+ * Function to get the current time interval of the current traceset.
+ * It will be called by a viewer's hook function to update the
+ * time interval of the viewer and also be called by the constructor
+ * of the viewer.
+ * @param main_win the main window the viewer belongs to.
+ * @param time_interval a pointer where time interval will be stored.
+ */
+
+void get_traceset_time_span(MainWindow *main_win, TimeInterval *time_interval)
+{
+ //time_window->start_time = main_win->current_tab->time_window.start_time;
+ //time_window->time_width = main_win->current_tab->time_window.time_width;
+ *time_interval = *(LTTV_TRACESET_CONTEXT(main_win->current_tab->traceset_info->
+ traceset_context)->Time_Span);
+}
+
+
+
+/**
+ * Function to set the time interval of the current tab.
+ * It will be called by a viewer's signal handle associated with
+ * the move_slider signal
+ * @param main_win the main window the viewer belongs to.
+ * @param time_interval a pointer where time interval is stored.
+ */
+
+void set_time_window(MainWindow *main_win, TimeWindow *time_window)
+{
+ LttvAttributeValue value;
+ LttvHooks * tmp;
+ main_win->current_tab->time_window = *time_window;
+ gtk_multi_vpaned_set_scroll_value(main_win->current_tab->multi_vpaned,
+ ltt_time_to_double(time_window->start_time)
+ * NANOSECONDS_PER_SECOND );
+ g_assert(lttv_iattribute_find_by_path(main_win->current_tab->attributes,
+ "hooks/updatetimewindow", LTTV_POINTER, &value));
+ tmp = (LttvHooks*)*(value.v_pointer);
+ if(tmp == NULL) return;
+ lttv_hooks_call(tmp, time_window);
+}
+
+
+/**
+ * Function to get the current time/event of the current tab.
+ * It will be called by a viewer's hook function to update the
+ * current time/event of the viewer.
+ * @param main_win the main window the viewer belongs to.
+ * @param time a pointer where time will be stored.
+ */
+
+void get_current_time(MainWindow *main_win, LttTime *time)
+{
+ time = &main_win->current_tab->current_time;
+}
+
+
+/**
+ * Function to set the current time/event of the current tab.
+ * It will be called by a viewer's signal handle associated with
+ * the button-release-event signal
+ * @param main_win the main window the viewer belongs to.
+ * @param time a pointer where time is stored.
+ */
+
+void set_current_time(MainWindow *main_win, LttTime *time)
+{
+ LttvAttributeValue value;
+ LttvHooks * tmp;
+ main_win->current_tab->current_time = *time;
+ g_assert(lttv_iattribute_find_by_path(main_win->current_tab->attributes,
+ "hooks/updatecurrenttime", LTTV_POINTER, &value));
+ tmp = (LttvHooks*)*(value.v_pointer);
+
+ if(tmp == NULL)return;
+ lttv_hooks_call(tmp, time);
+}
+
+
+/**
+ * Function to get the traceset from 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 traceset.
+ * @param main_win the main window the viewer belongs to.
+ * @param traceset a pointer to a traceset.
+ */
+/*
+void get_traceset(MainWindow *main_win, Traceset *traceset)
+{
+}
+*/
+
+/**
+ * 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 main_win, the main window the viewer belongs to.
+ * @param filter, a pointer to a filter.
+ */
+/*
+void get_filter(MainWindow *main_win, Filter *filter)
+{
+}
+*/
+
+/**
+ * Function to register a hook function for a viewer to set/update its
+ * time interval.
+ * It will be called by the constructor of the viewer.
+ * @param hook hook function of the viewer.
+ * @param hook_data hook data associated with the hook function.
+ * @param main_win the main window the viewer belongs to.
+ */
+
+void reg_update_time_window(LttvHook hook, gpointer hook_data,
+ MainWindow * main_win)
+{
+ LttvAttributeValue value;
+ LttvHooks * tmp;
+ g_assert(lttv_iattribute_find_by_path(main_win->current_tab->attributes,
+ "hooks/updatetimewindow", LTTV_POINTER, &value));
+ tmp = (LttvHooks*)*(value.v_pointer);
+ if(tmp == NULL){
+ tmp = lttv_hooks_new();
+ *(value.v_pointer) = tmp;
+ }
+ lttv_hooks_add(tmp, hook,hook_data);
+}
+
+
+/**
+ * Function to unregister a viewer's hook function which is used to
+ * set/update the time interval of the viewer.
+ * It will be called by the destructor of the viewer.
+ * @param hook hook function of the viewer.
+ * @param hook_data hook data associated with the hook function.
+ * @param main_win the main window the viewer belongs to.
+ */
+
+void unreg_update_time_window(LttvHook hook, gpointer hook_data,
+ MainWindow * main_win)
+{
+ LttvAttributeValue value;
+ LttvHooks * tmp;
+ g_assert(lttv_iattribute_find_by_path(main_win->current_tab->attributes,
+ "hooks/updatetimewindow", LTTV_POINTER, &value));
+ tmp = (LttvHooks*)*(value.v_pointer);
+ if(tmp == NULL) return;
+ lttv_hooks_remove_data(tmp, hook, hook_data);
+}
+
+
+/**
+ * Function to register a hook function for a viewer to set/update its
+ * traceset.
+ * It will be called by the constructor of the viewer.
+ * @param hook hook function of the viewer.
+ * @param hook_data hook data associated with the hook function.
+ * @param main_win the main window the viewer belongs to.
+ */
+
+void reg_update_traceset(LttvHook hook, gpointer hook_data,
+ MainWindow * main_win)
+{
+ LttvAttributeValue value;
+ LttvHooks * tmp;
+ g_assert(lttv_iattribute_find_by_path(main_win->current_tab->attributes,
+ "hooks/updatetraceset", LTTV_POINTER, &value));
+ tmp = (LttvHooks*)*(value.v_pointer);
+ if(tmp == NULL){
+ tmp = lttv_hooks_new();
+ *(value.v_pointer) = tmp;
+ }
+ lttv_hooks_add(tmp, hook, hook_data);
+}
+
+
+/**
+ * Function to unregister a viewer's hook function which is used to
+ * set/update the traceset of the viewer.
+ * It will be called by the destructor of the viewer.
+ * @param hook hook function of the viewer.
+ * @param hook_data hook data associated with the hook function.
+ * @param main_win the main window the viewer belongs to.
+ */
+
+void unreg_update_traceset(LttvHook hook, gpointer hook_data,
+ MainWindow * main_win)
+{
+ LttvAttributeValue value;
+ LttvHooks * tmp;
+ g_assert(lttv_iattribute_find_by_path(main_win->current_tab->attributes,
+ "hooks/updatetraceset", LTTV_POINTER, &value));
+ tmp = (LttvHooks*)*(value.v_pointer);
+ if(tmp == NULL) return;
+ lttv_hooks_remove_data(tmp, hook, hook_data);
+}
+
+
+/**
+ * Function to redraw each viewer belonging to the current tab
+ * @param main_win the main window the viewer belongs to.
+ */
+
+void update_traceset(MainWindow * main_win)
+{
+ LttvAttributeValue value;
+ LttvHooks * tmp;
+ g_assert(lttv_iattribute_find_by_path(main_win->current_tab->attributes,
+ "hooks/updatetraceset", LTTV_POINTER, &value));
+ tmp = (LttvHooks*)*(value.v_pointer);
+ if(tmp == NULL) return;
+ lttv_hooks_call(tmp, NULL);
+}
+
+
+/**
+ * Function to register a hook function for a viewer to set/update its
+ * filter.
+ * It will be called by the constructor of the viewer.
+ * @param hook hook function of the viewer.
+ * @param hook_data hook data associated with the hook function.
+ * @param main_win the main window the viewer belongs to.
+ */
+
+void reg_update_filter(LttvHook hook, gpointer hook_data,
+ MainWindow *main_win)
+{
+ LttvAttributeValue value;
+ LttvHooks * tmp;
+ g_assert(lttv_iattribute_find_by_path(main_win->attributes,
+ "hooks/updatefilter", LTTV_POINTER, &value));
+ tmp = (LttvHooks*)*(value.v_pointer);
+ if(tmp == NULL){
+ tmp = lttv_hooks_new();
+ *(value.v_pointer) = tmp;
+ }
+ lttv_hooks_add(tmp, hook, hook_data);
+}
+
+
+/**
+ * Function to unregister a viewer's hook function which is used to
+ * set/update the filter of the viewer.
+ * It will be called by the destructor of the viewer.
+ * @param hook hook function of the viewer.
+ * @param hook_data hook data associated with the hook function.
+ * @param main_win the main window the viewer belongs to.
+ */
+
+void unreg_update_filter(LttvHook hook, gpointer hook_data,
+ MainWindow * main_win)
+{
+ LttvAttributeValue value;
+ LttvHooks * tmp;
+ g_assert(lttv_iattribute_find_by_path(main_win->attributes,
+ "hooks/updatefilter", LTTV_POINTER, &value));
+ tmp = (LttvHooks*)*(value.v_pointer);
+ if(tmp == NULL) return;
+ lttv_hooks_remove_data(tmp, hook, hook_data);
+}
+
+
+/**
+ * Function to register a hook function for a viewer to set/update its
+ * current time.
+ * It will be called by the constructor of the viewer.
+ * @param hook hook function of the viewer.
+ * @param hook_data hook data associated with the hook function.
+ * @param main_win the main window the viewer belongs to.
+ */
+
+void reg_update_current_time(LttvHook hook, gpointer hook_data,
+ MainWindow *main_win)
+{
+ LttvAttributeValue value;
+ LttvHooks * tmp;
+ g_assert(lttv_iattribute_find_by_path(main_win->current_tab->attributes,
+ "hooks/updatecurrenttime", LTTV_POINTER, &value));
+ tmp = (LttvHooks*)*(value.v_pointer);
+ if(tmp == NULL){
+ tmp = lttv_hooks_new();
+ *(value.v_pointer) = tmp;
+ }
+ lttv_hooks_add(tmp, hook, hook_data);
+}
+
+
+/**
+ * Function to unregister a viewer's hook function which is used to
+ * set/update the current time of the viewer.
+ * It will be called by the destructor of the viewer.
+ * @param hook hook function of the viewer.
+ * @param hook_data hook data associated with the hook function.
+ * @param main_win the main window the viewer belongs to.
+ */
+
+void unreg_update_current_time(LttvHook hook, gpointer hook_data,
+ MainWindow * main_win)
+{
+ LttvAttributeValue value;
+ LttvHooks * tmp;
+ g_assert(lttv_iattribute_find_by_path(main_win->current_tab->attributes,
+ "hooks/updatecurrenttime", LTTV_POINTER, &value));
+ tmp = (LttvHooks*)*(value.v_pointer);
+ if(tmp == NULL) return;
+ lttv_hooks_remove_data(tmp, hook, hook_data);
+}
+
+
+/**
+ * Function to register a hook function for a viewer to show
+ *the content of the viewer.
+ * It will be called by the constructor of the viewer.
+ * @param hook hook function of the viewer.
+ * @param hook_data hook data associated with the hook function.
+ * @param main_win the main window the viewer belongs to.
+ */
+
+void reg_show_viewer(LttvHook hook, gpointer hook_data,
+ MainWindow *main_win)
+{
+ LttvAttributeValue value;
+ LttvHooks * tmp;
+ g_assert(lttv_iattribute_find_by_path(main_win->current_tab->attributes,
+ "hooks/showviewer", LTTV_POINTER, &value));
+ tmp = (LttvHooks*)*(value.v_pointer);
+ if(tmp == NULL){
+ tmp = lttv_hooks_new();
+ *(value.v_pointer) = tmp;
+ }
+ lttv_hooks_add(tmp, hook, hook_data);
+}
+
+
+/**
+ * Function to unregister a viewer's hook function which is used to
+ * show the content of the viewer..
+ * It will be called by the destructor of the viewer.
+ * @param hook hook function of the viewer.
+ * @param hook_data hook data associated with the hook function.
+ * @param main_win the main window the viewer belongs to.
+ */
+
+void unreg_show_viewer(LttvHook hook, gpointer hook_data,
+ MainWindow * main_win)
+{
+ LttvAttributeValue value;
+ LttvHooks * tmp;
+ g_assert(lttv_iattribute_find_by_path(main_win->current_tab->attributes,
+ "hooks/showviewer", LTTV_POINTER, &value));
+ tmp = (LttvHooks*)*(value.v_pointer);
+ if(tmp == NULL) return;
+ lttv_hooks_remove_data(tmp, hook, hook_data);
+}
+
+
+/**
+ * Function to show each viewer in the current tab.
+ * It will be called by main window after it called process_traceset
+ * @param main_win the main window the viewer belongs to.
+ */
+
+void show_viewer(MainWindow *main_win)
+{
+ LttvAttributeValue value;
+ LttvHooks * tmp;
+ g_assert(lttv_iattribute_find_by_path(main_win->current_tab->attributes,
+ "hooks/showviewer", LTTV_POINTER, &value));
+ tmp = (LttvHooks*)*(value.v_pointer);
+ if(tmp == NULL) return;
+ lttv_hooks_call(tmp, NULL);
+}
+
+
+/**
+ * Function to set the focused pane (viewer).
+ * It will be called by a viewer's signal handle associated with
+ * the grab_focus signal
+ * @param main_win the main window the viewer belongs to.
+ * @param paned a pointer to a pane where the viewer is contained.
+ */
+
+void set_focused_pane(MainWindow *main_win, gpointer paned)
+{
+ gtk_multi_vpaned_set_focus((GtkWidget*)main_win->current_tab->multi_vpaned,paned);
+}
+
+
+/**
+ * Function to register a hook function for a viewer to set/update the
+ * dividor of the hpane.
+ * It will be called by the constructor of the viewer.
+ * @param hook hook function of the viewer.
+ * @param hook_data hook data associated with the hook function.
+ * @param main_win the main window the viewer belongs to.
+ */
+
+void reg_update_dividor(LttvHook hook, gpointer hook_data,
+ MainWindow *main_win)
+{
+ LttvAttributeValue value;
+ LttvHooks * tmp;
+ g_assert(lttv_iattribute_find_by_path(main_win->current_tab->attributes,
+ "hooks/hpanedividor", LTTV_POINTER, &value));
+ tmp = (LttvHooks*)*(value.v_pointer);
+ if(tmp == NULL){
+ tmp = lttv_hooks_new();
+ *(value.v_pointer) = tmp;
+ }
+ lttv_hooks_add(tmp, hook, hook_data);
+}
+
+
+/**
+ * Function to unregister a viewer's hook function which is used to
+ * set/update hpane's dividor of the viewer.
+ * It will be called by the destructor of the viewer.
+ * @param hook hook function of the viewer.
+ * @param hook_data hook data associated with the hook function.
+ * @param main_win the main window the viewer belongs to.
+ */
+
+void unreg_update_dividor(LttvHook hook, gpointer hook_data,
+ MainWindow *main_win)
+{
+ LttvAttributeValue value;
+ LttvHooks * tmp;
+ g_assert(lttv_iattribute_find_by_path(main_win->current_tab->attributes,
+ "hooks/hpanedividor", LTTV_POINTER, &value));
+ tmp = (LttvHooks*)*(value.v_pointer);
+ if(tmp == NULL) return;
+ lttv_hooks_remove_data(tmp, hook, hook_data);
+}
+
+
+/**
+ * Function to set the position of the hpane's dividor (viewer).
+ * It will be called by a viewer's signal handle associated with
+ * the motion_notify_event event/signal
+ * @param main_win the main window the viewer belongs to.
+ * @param position position of the hpane's dividor.
+ */
+
+void set_hpane_dividor(MainWindow *main_win, gint position)
+{
+ LttvAttributeValue value;
+ LttvHooks * tmp;
+ g_assert(lttv_iattribute_find_by_path(main_win->current_tab->attributes,
+ "hooks/hpanedividor", LTTV_POINTER, &value));
+ tmp = (LttvHooks*)*(value.v_pointer);
+ if(tmp == NULL) return;
+ lttv_hooks_call(tmp, &position);
+}
+
+
+/**
+ * Function to process traceset. It will call lttv_process_trace,
+ * each view will call this api to get events.
+ * @param main_win the main window the viewer belongs to.
+ * @param start the start time of the first event to be processed.
+ * @param end the end time of the last event to be processed.
+ */
+
+void process_traceset_api(MainWindow *main_win, LttTime start,
+ LttTime end, unsigned maxNumEvents)
+{
+ lttv_process_traceset_seek_time(
+ LTTV_TRACESET_CONTEXT(main_win->current_tab->traceset_info->
+ traceset_context),
+ start);
+ lttv_process_traceset(
+ LTTV_TRACESET_CONTEXT(main_win->current_tab->traceset_info->
+ traceset_context),
+ end,
+ maxNumEvents);
+}
+
+/**
+ * Function to add hooks into the context of a traceset,
+ * before reading events from traceset, viewer will call this api to
+ * register hooks
+ * @param main_win the main window the viewer belongs to.
+ * @param LttvHooks hooks to be registered.
+ */
+
+void context_add_hooks_api(MainWindow *main_win ,
+ LttvHooks *before_traceset,
+ LttvHooks *after_traceset,
+ LttvHooks *check_trace,
+ LttvHooks *before_trace,
+ LttvHooks *after_trace,
+ LttvHooks *check_tracefile,
+ LttvHooks *before_tracefile,
+ LttvHooks *after_tracefile,
+ LttvHooks *check_event,
+ LttvHooks *before_event,
+ LttvHooks *after_event)
+{
+ LttvTracesetContext * tsc =
+ LTTV_TRACESET_CONTEXT(main_win->current_tab->traceset_info->
+ traceset_context);
+ lttv_traceset_context_add_hooks(tsc,before_traceset,after_traceset,
+ check_trace,before_trace,after_trace,
+ check_tracefile,before_tracefile,after_tracefile,
+ check_event,before_event, after_event);
+}
+
+
+/**
+ * Function to remove hooks from the context of a traceset,
+ * before reading events from traceset, viewer will call this api to
+ * unregister hooks
+ * @param main_win the main window the viewer belongs to.
+ * @param LttvHooks hooks to be registered.
+ */
+
+void context_remove_hooks_api(MainWindow *main_win ,
+ LttvHooks *before_traceset,
+ LttvHooks *after_traceset,
+ LttvHooks *check_trace,
+ LttvHooks *before_trace,
+ LttvHooks *after_trace,
+ LttvHooks *check_tracefile,
+ LttvHooks *before_tracefile,
+ LttvHooks *after_tracefile,
+ LttvHooks *check_event,
+ LttvHooks *before_event,
+ LttvHooks *after_event)
+{
+ LttvTracesetContext * tsc =
+ LTTV_TRACESET_CONTEXT(main_win->current_tab->traceset_info->traceset_context);
+ lttv_traceset_context_remove_hooks(tsc,before_traceset,after_traceset,
+ check_trace,before_trace,after_trace,
+ check_tracefile,before_tracefile,after_tracefile,
+ check_event,before_event, after_event);
+}
+
+
+/**
+ * Function to add/remove event hooks for state
+ * @param main_win the main window the viewer belongs to.
+ */
+
+void state_add_event_hooks_api(MainWindow *main_win )
+{
+ lttv_state_add_event_hooks(
+ (LttvTracesetState*)main_win->current_tab->traceset_info->traceset_context);
+}
+
+void state_remove_event_hooks_api(MainWindow *main_win )
+{
+ lttv_state_remove_event_hooks(
+ (LttvTracesetState*)main_win->current_tab->traceset_info->traceset_context);
+}
+
+
+/**
+ * Function to add/remove event hooks for stats
+ * @param main_win the main window the viewer belongs to.
+ */
+
+void stats_add_event_hooks_api(MainWindow *main_win )
+{
+ lttv_stats_add_event_hooks(
+ (LttvTracesetStats*)main_win->current_tab->traceset_info->traceset_context);
+}
+
+void stats_remove_event_hooks_api(MainWindow *main_win )
+{
+ lttv_stats_remove_event_hooks(
+ (LttvTracesetStats*)main_win->current_tab->traceset_info->traceset_context);
+}
+
+/**
+ * Function to get the stats of the traceset
+ * @param main_win the main window the viewer belongs to.
+ */
+
+LttvTracesetStats* get_traceset_stats_api(MainWindow *main_win)
+{
+ return main_win->current_tab->traceset_info->traceset_context;
+}
+
+
+LttvTracesetContext* get_traceset_context(MainWindow *main_win)
+{
+ return (LttvTracesetContext*)main_win->current_tab->traceset_info->traceset_context;
+}