112 lines
3.1 KiB
C
112 lines
3.1 KiB
C
/*
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* Copyright (c) 2010 Mike Massonnet, <mmassonnet@xfce.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*/
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#ifndef TASK_MANAGER_H
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#define TASK_MANAGER_H
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include <glib-object.h>
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#include <gtk/gtk.h>
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/**
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* Task struct used as elements of a task list GArray.
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*/
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typedef struct _Task Task;
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struct _Task
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{
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guint uid;
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GPid pid;
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GPid ppid;
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gchar name[256];
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gchar cmdline[1024];
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gchar state[16];
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gfloat cpu_user;
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gfloat cpu_system;
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guint64 vsz;
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guint64 rss;
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gshort prio;
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};
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/**
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* OS specific implementation.
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*
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* memory_available = free + cache + buffers + an-OS-specific-value
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*/
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gboolean get_memory_usage (guint64 *memory_total, guint64 *memory_available, guint64 *memory_free, guint64 *memory_cache, guint64 *memory_buffers, guint64 *swap_total, guint64 *swap_free);
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gboolean get_cpu_usage (gushort *cpu_count, gfloat *cpu_user, gfloat *cpu_system);
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gboolean get_task_list (GArray *task_list);
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gboolean pid_is_sleeping (GPid pid);
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/**
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* GObject class used to update the graphical widgets.
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*/
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#define XTM_TYPE_TASK_MANAGER (xtm_task_manager_get_type ())
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#define XTM_TASK_MANAGER(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), XTM_TYPE_TASK_MANAGER, XtmTaskManager))
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#define XTM_TASK_MANAGER_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), XTM_TYPE_TASK_MANAGER, XtmTaskManagerClass))
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#define XTM_IS_TASK_MANAGER(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), XTM_TYPE_TASK_MANAGER))
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#define XTM_IS_TASK_MANAGER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), XTM_TYPE_TASK_MANAGER))
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#define XTM_TASK_MANAGER_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), XTM_TYPE_TASK_MANAGER, XtmTaskManagerClass))
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typedef struct _XtmTaskManager XtmTaskManager;
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GType xtm_task_manager_get_type (void);
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XtmTaskManager * xtm_task_manager_new (GtkTreeModel *model);
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void xtm_task_manager_get_system_info (XtmTaskManager *manager, guint *num_processes, gfloat *cpu,
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guint64 *memory_used, guint64 *memory_total,
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guint64 *swap_used, guint64 *swap_total);
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void xtm_task_manager_get_swap_usage (XtmTaskManager *manager, guint64 *swap_free, guint64 *swap_total);
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const GArray * xtm_task_manager_get_task_list (XtmTaskManager *manager);
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void xtm_task_manager_update_model (XtmTaskManager *manager);
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/**
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* Helper functions.
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*/
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enum
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{
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XTM_SIGNAL_TERMINATE = 0,
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XTM_SIGNAL_STOP,
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XTM_SIGNAL_CONTINUE,
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XTM_SIGNAL_KILL,
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};
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enum
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{
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XTM_PRIORITY_VERY_LOW = 0,
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XTM_PRIORITY_LOW,
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XTM_PRIORITY_NORMAL,
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XTM_PRIORITY_HIGH,
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XTM_PRIORITY_VERY_HIGH,
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};
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gchar * get_uid_name (guint uid);
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gboolean send_signal_to_pid (GPid pid, gint xtm_signal);
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gint task_pid_compare_fn (gconstpointer a, gconstpointer b);
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gboolean set_priority_to_pid (GPid pid, gint priority);
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#ifndef __unused
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# define __unused __attribute__((__unused__))
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#endif
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#ifdef DEBUG
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# define G_DEBUG_FMT(fmt, args...) g_debug((fmt), ##args)
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#else
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# define G_DEBUG_FMT(fmt, args...)
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#endif
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#endif /* !TASK_MANAGER_H */
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