ev-file-monitor.c File Reference

#include "config.h"
#include <glib.h>
#include <gio/gio.h>
#include "ev-file-monitor.h"

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Data Structures
struct	_EvFileMonitorPrivate

Macros
#define	EV_FILE_MONITOR_GET_PRIVATE(object)   (G_TYPE_INSTANCE_GET_PRIVATE ((object), EV_TYPE_FILE_MONITOR, EvFileMonitorPrivate))

Enumerations
enum	{ CHANGED, N_SIGNALS }

Functions
static void	ev_file_monitor_timeout_start (EvFileMonitor *ev_monitor)
static void	ev_file_monitor_timeout_stop (EvFileMonitor *ev_monitor)
static void	ev_file_monitor_changed_cb (GFileMonitor *monitor, GFile *file, GFile *other_file, GFileMonitorEvent event_type, EvFileMonitor *ev_monitor)
static void	ev_file_monitor_init (EvFileMonitor *ev_monitor)
static void	ev_file_monitor_finalize (GObject *object)
static void	ev_file_monitor_class_init (EvFileMonitorClass *klass)
static gboolean	timeout_cb (EvFileMonitor *ev_monitor)
EvFileMonitor *	ev_file_monitor_new (const gchar *uri)

Variables
static guint	signals [N_SIGNALS]

Macro Definition Documentation

#define EV_FILE_MONITOR_GET_PRIVATE

(

object)

(G_TYPE_INSTANCE_GET_PRIVATE ((object), EV_TYPE_FILE_MONITOR, EvFileMonitorPrivate))

Definition at line 47 of file ev-file-monitor.c.

Enumeration Type Documentation

anonymous enum

Enumerator
CHANGED
N_SIGNALS

Definition at line 28 of file ev-file-monitor.c.

     {
    CHANGED,
    N_SIGNALS
};

Function Documentation

static void ev_file_monitor_changed_cb ( GFileMonitor *  monitor, GFile *  file, GFile *  other_file, GFileMonitorEvent  event_type, EvFileMonitor *  ev_monitor  )

static

Definition at line 126 of file ev-file-monitor.c.

{
    switch (event_type) {
    case G_FILE_MONITOR_EVENT_CHANGES_DONE_HINT:
        ev_file_monitor_timeout_stop (ev_monitor);
        g_signal_emit (ev_monitor, signals[CHANGED], 0);

        break;
    case G_FILE_MONITOR_EVENT_CHANGED:
        ev_file_monitor_timeout_start (ev_monitor);
        break;
    default:
        break;
    }
}

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static void ev_file_monitor_class_init ( EvFileMonitorClass *  klass)

static

Definition at line 79 of file ev-file-monitor.c.

{
    GObjectClass *g_object_class = G_OBJECT_CLASS (klass);

    g_type_class_add_private (g_object_class, sizeof (EvFileMonitorPrivate));

    g_object_class->finalize = ev_file_monitor_finalize;

    /* Signals */
    signals[CHANGED] =
        g_signal_new ("changed",
                  EV_TYPE_FILE_MONITOR,
                  G_SIGNAL_RUN_LAST,
                  G_STRUCT_OFFSET (EvFileMonitorClass, changed),
                  NULL, NULL,
                  g_cclosure_marshal_VOID__VOID,
                  G_TYPE_NONE, 0);
}

static void ev_file_monitor_finalize ( GObject *  object)

static

Definition at line 61 of file ev-file-monitor.c.

{
    EvFileMonitor *ev_monitor = EV_FILE_MONITOR (object);

    ev_file_monitor_timeout_stop (ev_monitor);
    
    if (ev_monitor->priv->monitor) {
        g_signal_handlers_disconnect_by_func (ev_monitor->priv->monitor,
                              ev_file_monitor_changed_cb,
                              ev_monitor);
        g_object_unref (ev_monitor->priv->monitor);
        ev_monitor->priv->monitor = NULL;
    }

    G_OBJECT_CLASS (ev_file_monitor_parent_class)->finalize (object);
}

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static void ev_file_monitor_init ( EvFileMonitor *  ev_monitor)

static

Definition at line 55 of file ev-file-monitor.c.

{
    ev_monitor->priv = EV_FILE_MONITOR_GET_PRIVATE (ev_monitor);
}

EvFileMonitor* ev_file_monitor_new

(

const gchar *

uri)

Definition at line 147 of file ev-file-monitor.c.

{
    EvFileMonitor *ev_monitor;
    GFile         *file;
    GError        *error = NULL;
    
    ev_monitor = EV_FILE_MONITOR (g_object_new (EV_TYPE_FILE_MONITOR, NULL));

    file = g_file_new_for_uri (uri);
    ev_monitor->priv->monitor = g_file_monitor_file (file, G_FILE_MONITOR_NONE, NULL, &error);
    if (ev_monitor->priv->monitor) {
        g_signal_connect (ev_monitor->priv->monitor, "changed",
                  G_CALLBACK (ev_file_monitor_changed_cb), ev_monitor);
    } else if (error) {
        g_warning ("%s", error->message);
        g_error_free (error);
    }

    g_object_unref (file);

    return ev_monitor;
}

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static void ev_file_monitor_timeout_start ( EvFileMonitor *  ev_monitor)

static

Definition at line 108 of file ev-file-monitor.c.

{
    ev_file_monitor_timeout_stop (ev_monitor);
    
    ev_monitor->priv->timeout_id =
        g_timeout_add_seconds (5, (GSourceFunc)timeout_cb, ev_monitor);
}

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static void ev_file_monitor_timeout_stop ( EvFileMonitor *  ev_monitor)

static

Definition at line 117 of file ev-file-monitor.c.

{
    if (ev_monitor->priv->timeout_id > 0) {
        g_source_remove (ev_monitor->priv->timeout_id);
        ev_monitor->priv->timeout_id = 0;
    }
}

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static gboolean timeout_cb ( EvFileMonitor *  ev_monitor)

static

Definition at line 99 of file ev-file-monitor.c.

{
    g_signal_emit (ev_monitor, signals[CHANGED], 0);
    
    ev_monitor->priv->timeout_id = 0;
    return FALSE;
}

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Variable Documentation

guint signals[N_SIGNALS]

static

Definition at line 52 of file ev-file-monitor.c.