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win32/gwin32directorymonitor.h Whitespace cleanup to match GLib style.

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2008-08-03  Tor Lillqvist  <tml@novell.com>

	* win32/gwin32directorymonitor.h
	* win32/gwin32directorymonitor.c: Whitespace cleanup to match GLib
	style.


svn path=/trunk/; revision=7291
This commit is contained in:
Tor Lillqvist 2008-08-03 00:17:39 +00:00 committed by Tor Lillqvist
parent 3bf84fb1cc
commit 506eed4ebd
3 changed files with 179 additions and 131 deletions
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6
gio/ChangeLog
View File

@ -1,3 +1,9 @@
2008-08-03 Tor Lillqvist <tml@novell.com>
* win32/gwin32directorymonitor.h
* win32/gwin32directorymonitor.c: Whitespace cleanup to match GLib
style.
2008-08-03 Tor Lillqvist <tml@novell.com>
* win32/gwin32directorymonitor.c

298
gio/win32/gwin32directorymonitor.c
View File

@ -28,145 +28,187 @@
#include "giomodule.h"
#include <windows.h>
G_DEFINE_TYPE_WITH_CODE (GWin32DirectoryMonitor, g_win32_directory_monitor, G_TYPE_LOCAL_DIRECTORY_MONITOR,
g_io_extension_point_implement (G_LOCAL_DIRECTORY_MONITOR_EXTENSION_POINT_NAME,
G_DEFINE_TYPE_WITH_CODE (GWin32DirectoryMonitor,
g_win32_directory_monitor,
G_TYPE_LOCAL_DIRECTORY_MONITOR,
g_io_extension_point_implement (G_LOCAL_DIRECTORY_MONITOR_EXTENSION_POINT_NAME,
g_define_type_id,
"readdirectorychanges",
20))
struct _GWin32DirectoryMonitorPrivate {
OVERLAPPED overlapped;
DWORD buffer_allocated_bytes;
gchar* file_notify_buffer;
DWORD buffer_filled_bytes;
HANDLE hDirectory;
/** needed in the APC where we only have this private struct */
GFileMonitor * self;
OVERLAPPED overlapped;
DWORD buffer_allocated_bytes;
gchar *file_notify_buffer;
DWORD buffer_filled_bytes;
HANDLE hDirectory;
/* Needed in the APC where we only have this private struct */
GFileMonitor *self;
};
static void g_win32_directory_monitor_finalize (GObject* base);
static gboolean g_win32_directory_monitor_cancel (GFileMonitor* base);
static GObject * g_win32_directory_monitor_constructor (GType type, guint n_construct_properties, GObjectConstructParam * construct_properties);
static void g_win32_directory_monitor_finalize (GObject *base);
static gboolean g_win32_directory_monitor_cancel (GFileMonitor *base);
static gboolean g_win32_directory_monitor_is_supported(void) {
return TRUE;
}
static GObject *g_win32_directory_monitor_constructor (GType type,
guint n_construct_properties,
GObjectConstructParam *construct_properties);
static void g_win32_directory_monitor_finalize (GObject* base) {
GWin32DirectoryMonitor * self;
self = G_WIN32_DIRECTORY_MONITOR (base);
g_free (self->priv->file_notify_buffer);
g_free (self->priv);
if (G_OBJECT_CLASS (g_win32_directory_monitor_parent_class)->finalize)
(*G_OBJECT_CLASS (g_win32_directory_monitor_parent_class)->finalize) (base);
}
static gboolean g_win32_directory_monitor_cancel (GFileMonitor* base) {
GWin32DirectoryMonitor * self;
self = G_WIN32_DIRECTORY_MONITOR (base);
/* this triggers a last callback() with nBytes=0 */
if (self->priv->hDirectory != INVALID_HANDLE_VALUE)
CloseHandle (self->priv->hDirectory);
if (G_FILE_MONITOR_CLASS (g_win32_directory_monitor_parent_class)->cancel)
(*G_FILE_MONITOR_CLASS (g_win32_directory_monitor_parent_class)->cancel) (base);
return TRUE;
}
void CALLBACK g_win32_directory_monitor_callback (DWORD error, DWORD nBytes, LPOVERLAPPED lpOverlapped)
static gboolean
g_win32_directory_monitor_is_supported (void)
{
gulong offset;
PFILE_NOTIFY_INFORMATION pfile_notify_walker;
gulong file_name_len;
gchar* file_name;
GFile * file;
GWin32DirectoryMonitorPrivate *priv = (GWin32DirectoryMonitorPrivate *) lpOverlapped;
static GFileMonitorEvent events[] = {0,
G_FILE_MONITOR_EVENT_CREATED, /* FILE_ACTION_ADDED */
G_FILE_MONITOR_EVENT_DELETED, /* FILE_ACTION_REMOVED */
G_FILE_MONITOR_EVENT_CHANGED, /* FILE_ACTION_MODIFIED */
G_FILE_MONITOR_EVENT_DELETED, /* FILE_ACTION_RENAMED_OLD_NAME */
G_FILE_MONITOR_EVENT_CREATED, /* FILE_ACTION_RENAMED_NEW_NAME */
};
if (!nBytes) /* monitor was cancelled/finalized */
return;
if (g_file_monitor_is_cancelled (G_FILE_MONITOR (priv->self)))
return; /* and ReadDirectoryChangesW doesn't get called this time */
offset = 0;
do {
pfile_notify_walker = (PFILE_NOTIFY_INFORMATION)(priv->file_notify_buffer + offset);
offset += pfile_notify_walker->NextEntryOffset;
file_name = g_utf16_to_utf8 (pfile_notify_walker->FileName, pfile_notify_walker->FileNameLength / sizeof(WCHAR), NULL, &file_name_len, NULL);
file = g_file_new_for_path (file_name);
g_file_monitor_emit_event (priv->self, file, NULL, events [pfile_notify_walker->Action]);
g_object_unref (file);
g_free (file_name);
} while (pfile_notify_walker->NextEntryOffset);
ReadDirectoryChangesW (priv->hDirectory, (gpointer)priv->file_notify_buffer, priv->buffer_allocated_bytes, FALSE,
FILE_NOTIFY_CHANGE_FILE_NAME | FILE_NOTIFY_CHANGE_DIR_NAME | FILE_NOTIFY_CHANGE_ATTRIBUTES |
FILE_NOTIFY_CHANGE_SIZE, &priv->buffer_filled_bytes, &priv->overlapped, g_win32_directory_monitor_callback);
return TRUE;
}
static GObject * g_win32_directory_monitor_constructor (GType type, guint n_construct_properties, GObjectConstructParam * construct_properties) {
GObject * obj;
GWin32DirectoryMonitorClass * klass;
GObjectClass * parent_class;
GWin32DirectoryMonitor * self;
wchar_t * wdirname;
gboolean result;
klass = G_WIN32_DIRECTORY_MONITOR_CLASS (g_type_class_peek (G_TYPE_WIN32_DIRECTORY_MONITOR));
parent_class = G_OBJECT_CLASS (g_type_class_peek_parent (klass));
obj = parent_class->constructor (type, n_construct_properties, construct_properties);
self = G_WIN32_DIRECTORY_MONITOR (obj);
wdirname = g_utf8_to_utf16 (G_LOCAL_DIRECTORY_MONITOR (obj)->dirname, -1, NULL, NULL, NULL);
self->priv->hDirectory = CreateFileW (wdirname, FILE_LIST_DIRECTORY, FILE_SHARE_DELETE | FILE_SHARE_READ | FILE_SHARE_WRITE,
NULL, OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS | FILE_FLAG_OVERLAPPED, NULL);
g_free (wdirname);
if (self->priv->hDirectory == INVALID_HANDLE_VALUE)
{
/* Ignore errors */
return obj;
}
result = ReadDirectoryChangesW (self->priv->hDirectory, (gpointer)self->priv->file_notify_buffer, self->priv->buffer_allocated_bytes, FALSE,
FILE_NOTIFY_CHANGE_FILE_NAME | FILE_NOTIFY_CHANGE_DIR_NAME | FILE_NOTIFY_CHANGE_ATTRIBUTES |
FILE_NOTIFY_CHANGE_SIZE, &self->priv->buffer_filled_bytes, &self->priv->overlapped, g_win32_directory_monitor_callback);
/* Ignore errors */
return obj;
}
static void g_win32_directory_monitor_class_init (GWin32DirectoryMonitorClass * klass) {
g_win32_directory_monitor_parent_class = g_type_class_peek_parent (klass);
G_OBJECT_CLASS (klass)->constructor = g_win32_directory_monitor_constructor;
G_OBJECT_CLASS (klass)->finalize = g_win32_directory_monitor_finalize;
G_FILE_MONITOR_CLASS (klass)->cancel = g_win32_directory_monitor_cancel;
G_LOCAL_DIRECTORY_MONITOR_CLASS (klass)->mount_notify = FALSE;
G_LOCAL_DIRECTORY_MONITOR_CLASS (klass)->is_supported = g_win32_directory_monitor_is_supported;
}
static void g_win32_directory_monitor_init (GWin32DirectoryMonitor * self)
static void
g_win32_directory_monitor_finalize (GObject *base)
{
self->priv = (GWin32DirectoryMonitorPrivate*)g_new0 (GWin32DirectoryMonitorPrivate, 1);
g_assert (self->priv != 0);
self->priv->buffer_allocated_bytes = 32768;
self->priv->file_notify_buffer = g_new0 (gchar, self->priv->buffer_allocated_bytes);
g_assert (self->priv->file_notify_buffer);
self->priv->self = G_FILE_MONITOR (self);
GWin32DirectoryMonitor *self;
self = G_WIN32_DIRECTORY_MONITOR (base);
g_free (self->priv->file_notify_buffer);
g_free (self->priv);
if (G_OBJECT_CLASS (g_win32_directory_monitor_parent_class)->finalize)
(*G_OBJECT_CLASS (g_win32_directory_monitor_parent_class)->finalize) (base);
}
static gboolean
g_win32_directory_monitor_cancel (GFileMonitor *base)
{
GWin32DirectoryMonitor *self;
self = G_WIN32_DIRECTORY_MONITOR (base);
/* This triggers a last callback() with nBytes=0 */
if (self->priv->hDirectory != INVALID_HANDLE_VALUE)
CloseHandle (self->priv->hDirectory);
if (G_FILE_MONITOR_CLASS (g_win32_directory_monitor_parent_class)->cancel)
(*G_FILE_MONITOR_CLASS (g_win32_directory_monitor_parent_class)->cancel) (base);
return TRUE;
}
static void CALLBACK
g_win32_directory_monitor_callback (DWORD error,
DWORD nBytes,
LPOVERLAPPED lpOverlapped)
{
gulong offset;
PFILE_NOTIFY_INFORMATION pfile_notify_walker;
gulong file_name_len;
gchar *file_name;
GFile *file;
GWin32DirectoryMonitorPrivate *priv = (GWin32DirectoryMonitorPrivate *) lpOverlapped;
static GFileMonitorEvent events[] =
{
0,
G_FILE_MONITOR_EVENT_CREATED, /* FILE_ACTION_ADDED */
G_FILE_MONITOR_EVENT_DELETED, /* FILE_ACTION_REMOVED */
G_FILE_MONITOR_EVENT_CHANGED, /* FILE_ACTION_MODIFIED */
G_FILE_MONITOR_EVENT_DELETED, /* FILE_ACTION_RENAMED_OLD_NAME */
G_FILE_MONITOR_EVENT_CREATED, /* FILE_ACTION_RENAMED_NEW_NAME */
};
if (!nBytes) /* Monitor was cancelled/finalized */
return;
if (g_file_monitor_is_cancelled (G_FILE_MONITOR (priv->self)))
return; /* and ReadDirectoryChangesW doesn't get called this time */
offset = 0;
do {
pfile_notify_walker = (PFILE_NOTIFY_INFORMATION)(priv->file_notify_buffer + offset);
offset += pfile_notify_walker->NextEntryOffset;
file_name = g_utf16_to_utf8 (pfile_notify_walker->FileName, pfile_notify_walker->FileNameLength / sizeof(WCHAR), NULL, &file_name_len, NULL);
file = g_file_new_for_path (file_name);
g_file_monitor_emit_event (priv->self, file, NULL, events [pfile_notify_walker->Action]);
g_object_unref (file);
g_free (file_name);
} while (pfile_notify_walker->NextEntryOffset);
ReadDirectoryChangesW (priv->hDirectory,
(gpointer)priv->file_notify_buffer,
priv->buffer_allocated_bytes,
FALSE,
FILE_NOTIFY_CHANGE_FILE_NAME |
FILE_NOTIFY_CHANGE_DIR_NAME |
FILE_NOTIFY_CHANGE_ATTRIBUTES |
FILE_NOTIFY_CHANGE_SIZE,
&priv->buffer_filled_bytes,
&priv->overlapped,
g_win32_directory_monitor_callback);
}
static GObject *
g_win32_directory_monitor_constructor (GType type,
guint n_construct_properties,
GObjectConstructParam *construct_properties) {
GObject *obj;
GWin32DirectoryMonitorClass *klass;
GObjectClass *parent_class;
GWin32DirectoryMonitor *self;
wchar_t *wdirname;
gboolean result;
klass = G_WIN32_DIRECTORY_MONITOR_CLASS (g_type_class_peek (G_TYPE_WIN32_DIRECTORY_MONITOR));
parent_class = G_OBJECT_CLASS (g_type_class_peek_parent (klass));
obj = parent_class->constructor (type, n_construct_properties, construct_properties);
self = G_WIN32_DIRECTORY_MONITOR (obj);
wdirname = g_utf8_to_utf16 (G_LOCAL_DIRECTORY_MONITOR (obj)->dirname, -1, NULL, NULL, NULL);
self->priv->hDirectory = CreateFileW (wdirname,
FILE_LIST_DIRECTORY,
FILE_SHARE_DELETE | FILE_SHARE_READ | FILE_SHARE_WRITE,
NULL,
OPEN_EXISTING,
FILE_FLAG_BACKUP_SEMANTICS | FILE_FLAG_OVERLAPPED,
NULL);
g_free (wdirname);
if (self->priv->hDirectory == INVALID_HANDLE_VALUE)
{
/* Ignore errors */
return obj;
}
result = ReadDirectoryChangesW (self->priv->hDirectory,
(gpointer)self->priv->file_notify_buffer,
self->priv->buffer_allocated_bytes,
FALSE,
FILE_NOTIFY_CHANGE_FILE_NAME |
FILE_NOTIFY_CHANGE_DIR_NAME |
FILE_NOTIFY_CHANGE_ATTRIBUTES |
FILE_NOTIFY_CHANGE_SIZE,
&self->priv->buffer_filled_bytes,
&self->priv->overlapped,
g_win32_directory_monitor_callback);
/* Ignore errors */
return obj;
}
static void
g_win32_directory_monitor_class_init (GWin32DirectoryMonitorClass *klass)
{
g_win32_directory_monitor_parent_class = g_type_class_peek_parent (klass);
G_OBJECT_CLASS (klass)->constructor = g_win32_directory_monitor_constructor;
G_OBJECT_CLASS (klass)->finalize = g_win32_directory_monitor_finalize;
G_FILE_MONITOR_CLASS (klass)->cancel = g_win32_directory_monitor_cancel;
G_LOCAL_DIRECTORY_MONITOR_CLASS (klass)->mount_notify = FALSE;
G_LOCAL_DIRECTORY_MONITOR_CLASS (klass)->is_supported = g_win32_directory_monitor_is_supported;
}
static void
g_win32_directory_monitor_init (GWin32DirectoryMonitor *self)
{
self->priv = (GWin32DirectoryMonitorPrivate*)g_new0 (GWin32DirectoryMonitorPrivate, 1);
g_assert (self->priv != 0);
self->priv->buffer_allocated_bytes = 32768;
self->priv->file_notify_buffer = g_new0 (gchar, self->priv->buffer_allocated_bytes);
g_assert (self->priv->file_notify_buffer);
self->priv->self = G_FILE_MONITOR (self);
}

6
gio/win32/gwin32directorymonitor.h
View File

@ -47,11 +47,11 @@ typedef struct _GWin32DirectoryMonitorClass GWin32DirectoryMonitorClass;
typedef struct _GWin32DirectoryMonitorPrivate GWin32DirectoryMonitorPrivate;
struct _GWin32DirectoryMonitor {
GLocalDirectoryMonitor parent_instance;
GWin32DirectoryMonitorPrivate * priv;
GLocalDirectoryMonitor parent_instance;
GWin32DirectoryMonitorPrivate * priv;
};
struct _GWin32DirectoryMonitorClass {
GLocalDirectoryMonitorClass parent_class;
GLocalDirectoryMonitorClass parent_class;
};
GType g_win32_directory_monitor_get_type (void);