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resource file: Add a dummy file monitor

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This avoids the fallback to polling in GFile, which is unnecessarily
expensive for a resource which can never change.
This commit is contained in:
Matthias Clasen 2015-08-20 23:48:51 -04:00
parent b995c08bf3
commit 1bfdcc8499
1 changed files with 28 additions and 0 deletions
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28
gio/gresourcefile.c
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@ -28,6 +28,7 @@
#include <gfileattribute-priv.h>
#include <gfileinfo-priv.h>
#include "gfile.h"
#include "gfilemonitor.h"
#include "gseekable.h"
#include "gfileinputstream.h"
#include "gfileinfo.h"
@ -565,6 +566,32 @@ g_resource_file_read (GFile *file,
return res;
}
typedef GFileMonitor GResourceFileMonitor;
typedef GFileMonitorClass GResourceFileMonitorClass;
GType g_resource_file_monitor_get_type (void);
G_DEFINE_TYPE (GResourceFileMonitor, g_resource_file_monitor, G_TYPE_FILE_MONITOR)
static void
g_resource_file_monitor_init (GResourceFileMonitor *monitor)
{
}
static void
g_resource_file_monitor_class_init (GResourceFileMonitorClass *class)
{
}
static GFileMonitor *
g_resource_file_monitor_file (GFile *file,
GFileMonitorFlags flags,
GCancellable *cancellable,
GError **error)
{
return g_object_new (g_resource_file_monitor_get_type (), NULL);
}
static void
g_resource_file_file_iface_init (GFileIface *iface)
{
@ -588,6 +615,7 @@ g_resource_file_file_iface_init (GFileIface *iface)
iface->query_settable_attributes = g_resource_file_query_settable_attributes;
iface->query_writable_namespaces = g_resource_file_query_writable_namespaces;
iface->read_fn = g_resource_file_read;
iface->monitor_file = g_resource_file_monitor_file;
iface->supports_thread_contexts = TRUE;
}