mouse: Update from gnome-settings-daemon

This commit is contained in:
Bastien Nocera 2012-04-19 11:56:21 +01:00
parent 69b5afd9fe
commit be45283bb4
2 changed files with 374 additions and 17 deletions

View file

@ -25,22 +25,118 @@
#include <sys/types.h>
#include <X11/Xatom.h>
#include <X11/extensions/XInput2.h>
#include "gsd-input-helper.h"
#define INPUT_DEVICES_SCHEMA "org.gnome.settings-daemon.peripherals.input-devices"
#define KEY_HOTPLUG_COMMAND "hotplug-command"
typedef gboolean (* InfoIdentifyFunc) (XDeviceInfo *device_info);
typedef gboolean (* DeviceIdentifyFunc) (XDevice *xdevice);
gboolean
device_set_property (XDevice *xdevice,
const char *device_name,
PropertyHelper *property)
{
int rc, i;
Atom prop;
Atom realtype;
int realformat;
unsigned long nitems, bytes_after;
unsigned char *data;
prop = XInternAtom (GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()),
property->name, False);
if (!prop)
return FALSE;
gdk_error_trap_push ();
rc = XGetDeviceProperty (GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()),
xdevice, prop, 0, property->nitems, False,
AnyPropertyType, &realtype, &realformat, &nitems,
&bytes_after, &data);
if (rc != Success ||
realtype != property->type ||
realformat != property->format ||
nitems < property->nitems) {
gdk_error_trap_pop_ignored ();
g_warning ("Error reading property \"%s\" for \"%s\"", property->name, device_name);
return FALSE;
}
for (i = 0; i < nitems; i++) {
switch (property->format) {
case 8:
data[i] = property->data.c[i];
break;
case 32:
((long*)data)[i] = property->data.i[i];
break;
}
}
XChangeDeviceProperty (GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()),
xdevice, prop, realtype, realformat,
PropModeReplace, data, nitems);
if (gdk_error_trap_pop ()) {
g_warning ("Error in setting \"%s\" for \"%s\"", property->name, device_name);
return FALSE;
}
return TRUE;
}
static gboolean
supports_xinput_devices_with_opcode (int *opcode)
{
gint op_code, event, error;
gboolean retval;
retval = XQueryExtension (GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()),
"XInputExtension",
&op_code,
&event,
&error);
if (opcode)
*opcode = op_code;
return retval;
}
gboolean
supports_xinput_devices (void)
{
gint op_code, event, error;
return supports_xinput_devices_with_opcode (NULL);
}
return XQueryExtension (GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()),
"XInputExtension",
&op_code,
&event,
&error);
gboolean
supports_xinput2_devices (int *opcode)
{
int major, minor;
if (supports_xinput_devices_with_opcode (opcode) == FALSE)
return FALSE;
gdk_error_trap_push ();
major = 2;
minor = 0;
if (XIQueryVersion (GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()), &major, &minor) != Success) {
gdk_error_trap_pop_ignored ();
return FALSE;
}
gdk_error_trap_pop_ignored ();
if ((major * 1000 + minor) < (2000))
return FALSE;
return TRUE;
}
gboolean
@ -51,9 +147,8 @@ device_is_touchpad (XDevice *xdevice)
unsigned long nitems, bytes_after;
unsigned char *data;
/* FIXME
* we don't check on the type being XI_TOUCHPAD, but having a "Synaptics Off"
* property should be enough */
/* we don't check on the type being XI_TOUCHPAD here,
* but having a "Synaptics Off" property should be enough */
prop = XInternAtom (GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()), "Synaptics Off", False);
if (!prop)
@ -73,7 +168,20 @@ device_is_touchpad (XDevice *xdevice)
}
gboolean
touchpad_is_present (void)
device_info_is_touchpad (XDeviceInfo *device_info)
{
return (device_info->type == XInternAtom (GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()), XI_TOUCHPAD, False));
}
gboolean
device_info_is_touchscreen (XDeviceInfo *device_info)
{
return (device_info->type == XInternAtom (GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()), XI_TOUCHSCREEN, False));
}
static gboolean
device_type_is_present (InfoIdentifyFunc info_func,
DeviceIdentifyFunc device_func)
{
XDeviceInfo *device_info;
gint n_devices;
@ -92,12 +200,21 @@ touchpad_is_present (void)
for (i = 0; i < n_devices; i++) {
XDevice *device;
/* Check with the device info first */
retval = (info_func) (&device_info[i]);
if (retval == FALSE)
continue;
/* If we only have an info func, we're done checking */
if (device_func == NULL)
break;
gdk_error_trap_push ();
device = XOpenDevice (GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()), device_info[i].id);
if (gdk_error_trap_pop () || (device == NULL))
continue;
retval = device_is_touchpad (device);
retval = (device_func) (device);
if (retval) {
XCloseDevice (GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()), device);
break;
@ -110,6 +227,175 @@ touchpad_is_present (void)
return retval;
}
gboolean
touchscreen_is_present (void)
{
return device_type_is_present (device_info_is_touchscreen,
NULL);
}
gboolean
touchpad_is_present (void)
{
return device_type_is_present (device_info_is_touchpad,
device_is_touchpad);
}
char *
xdevice_get_device_node (int deviceid)
{
Atom prop;
Atom act_type;
int act_format;
unsigned long nitems, bytes_after;
unsigned char *data;
char *ret;
gdk_display_sync (gdk_display_get_default ());
prop = XInternAtom (GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()), "Device Node", False);
if (!prop)
return NULL;
gdk_error_trap_push ();
if (!XIGetProperty (GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()),
deviceid, prop, 0, 1000, False,
AnyPropertyType, &act_type, &act_format,
&nitems, &bytes_after, &data) == Success) {
gdk_error_trap_pop_ignored ();
return NULL;
}
if (gdk_error_trap_pop ())
goto out;
if (nitems == 0)
goto out;
if (act_type != XA_STRING)
goto out;
/* Unknown string format */
if (act_format != 8)
goto out;
ret = g_strdup ((char *) data);
XFree (data);
return ret;
out:
XFree (data);
return NULL;
}
#define TOOL_ID_FORMAT_SIZE 32
static int
get_id_for_index (guchar *data,
guint idx)
{
guchar *ptr;
int id;
ptr = data;
ptr += TOOL_ID_FORMAT_SIZE / 8 * idx;
id = *((int32_t*)ptr);
id = id & 0xfffff;
return id;
}
#define STYLUS_DEVICE_ID 0x02
#define ERASER_DEVICE_ID 0x0A
int
xdevice_get_last_tool_id (int deviceid)
{
Atom prop;
Atom act_type;
int act_format;
unsigned long nitems, bytes_after;
unsigned char *data;
int id;
id = -1;
gdk_display_sync (gdk_display_get_default ());
prop = XInternAtom (GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()), WACOM_SERIAL_IDS_PROP, False);
if (!prop)
return -1;
gdk_error_trap_push ();
if (!XIGetProperty (GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()),
deviceid, prop, 0, 1000, False,
AnyPropertyType, &act_type, &act_format,
&nitems, &bytes_after, &data) == Success) {
gdk_error_trap_pop_ignored ();
return -1;
}
if (gdk_error_trap_pop ())
goto out;
if (nitems != 4 && nitems != 5)
goto out;
if (act_type != XA_INTEGER)
goto out;
if (act_format != TOOL_ID_FORMAT_SIZE)
goto out;
/* item 0 = tablet ID
* item 1 = old device serial number (== last tool in proximity)
* item 2 = old hardware serial number (including tool ID)
* item 3 = current serial number (0 if no tool in proximity)
* item 4 = current tool ID (since Feb 2012)
*
* Get the current tool ID first, if available, then the old one */
id = 0x0;
if (nitems == 5)
id = get_id_for_index (data, 4);
if (id == 0x0)
id = get_id_for_index (data, 2);
/* That means that no tool was set down yet */
if (id == STYLUS_DEVICE_ID ||
id == ERASER_DEVICE_ID)
return 0x0;
out:
XFree (data);
return id;
}
gboolean
set_device_enabled (int device_id,
gboolean enabled)
{
Atom prop;
guchar value;
prop = XInternAtom (GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()), "Device Enabled", False);
if (!prop)
return FALSE;
gdk_error_trap_push ();
value = enabled ? 1 : 0;
XIChangeProperty (GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()),
device_id, prop, XA_INTEGER, 8, PropModeReplace, &value, 1);
if (gdk_error_trap_pop ())
return FALSE;
return TRUE;
}
static const char *
custom_command_to_string (CustomCommand command)
{
@ -182,3 +468,38 @@ run_custom_command (GdkDevice *device,
return (exit_status == 0);
}
GList *
get_disabled_devices (GdkDeviceManager *manager)
{
XDeviceInfo *device_info;
gint n_devices;
guint i;
GList *ret;
ret = NULL;
device_info = XListInputDevices (GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()), &n_devices);
if (device_info == NULL)
return ret;
for (i = 0; i < n_devices; i++) {
GdkDevice *device;
/* Ignore core devices */
if (device_info[i].use == IsXKeyboard ||
device_info[i].use == IsXPointer)
continue;
/* Check whether the device is actually available */
device = gdk_x11_device_manager_lookup (manager, device_info[i].id);
if (device != NULL)
continue;
ret = g_list_prepend (ret, GINT_TO_POINTER (device_info[i].id));
}
XFreeDeviceList (device_info);
return ret;
}

View file

@ -27,18 +27,54 @@ G_BEGIN_DECLS
#include <X11/extensions/XInput.h>
#include <X11/extensions/XIproto.h>
#define WACOM_SERIAL_IDS_PROP "Wacom Serial IDs"
typedef enum {
COMMAND_DEVICE_ADDED,
COMMAND_DEVICE_REMOVED,
COMMAND_DEVICE_PRESENT
COMMAND_DEVICE_ADDED,
COMMAND_DEVICE_REMOVED,
COMMAND_DEVICE_PRESENT
} CustomCommand;
gboolean supports_xinput_devices (void);
gboolean device_is_touchpad (XDevice *xdevice);
/* Generic property setting code. Fill up the struct property with the property
* data and pass it into device_set_property together with the device to be
* changed. Note: doesn't cater for non-zero offsets yet, but we don't have
* any settings that require that.
*/
typedef struct {
const char *name; /* property name */
gint nitems; /* number of items in data */
gint format; /* CARD8 or CARD32 sized-items */
gint type; /* Atom representing data type */
union {
const gchar *c; /* 8 bit data */
const gint *i; /* 32 bit data */
} data;
} PropertyHelper;
gboolean supports_xinput_devices (void);
gboolean supports_xinput2_devices (int *opcode);
gboolean set_device_enabled (int device_id,
gboolean enabled);
gboolean device_is_touchpad (XDevice *xdevice);
gboolean device_info_is_touchpad (XDeviceInfo *device_info);
gboolean device_info_is_touchscreen (XDeviceInfo *device_info);
gboolean touchpad_is_present (void);
gboolean touchscreen_is_present (void);
gboolean device_set_property (XDevice *xdevice,
const char *device_name,
PropertyHelper *property);
gboolean run_custom_command (GdkDevice *device,
CustomCommand command);
CustomCommand command);
GList * get_disabled_devices (GdkDeviceManager *manager);
char * xdevice_get_device_node (int deviceid);
int xdevice_get_last_tool_id (int deviceid);
G_END_DECLS