1 files changed, 1124 insertions, 0 deletions
diff --git a/plugins/mouse/msd-mouse-manager.c b/plugins/mouse/msd-mouse-manager.c
new file mode 100644
index 0000000..d7cb8e4
--- /dev/null
+++ b/plugins/mouse/msd-mouse-manager.c
@@ -0,0 +1,1124 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 8 -*-
+ *
+ * Copyright (C) 2007 William Jon McCann <[email protected]>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ *
+ */
+
+#include "config.h"
+
+#include <sys/types.h>
+#include <sys/wait.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <unistd.h>
+#include <string.h>
+#include <errno.h>
+#include <math.h>
+
+#include <locale.h>
+
+#include <glib.h>
+#include <glib/gi18n.h>
+#include <gtk/gtk.h>
+#include <gdk/gdk.h>
+#include <gdk/gdkx.h>
+#include <gdk/gdkkeysyms.h>
+#include <X11/keysym.h>
+#include <X11/Xatom.h>
+
+#ifdef HAVE_X11_EXTENSIONS_XINPUT_H
+#include <X11/extensions/XInput.h>
+#include <X11/extensions/XIproto.h>
+#endif
+#include <mateconf/mateconf.h>
+#include <mateconf/mateconf-client.h>
+
+#include "mate-settings-profile.h"
+#include "msd-mouse-manager.h"
+
+#define MSD_MOUSE_MANAGER_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), MSD_TYPE_MOUSE_MANAGER, MsdMouseManagerPrivate))
+
+#define MATECONF_MOUSE_DIR "/desktop/mate/peripherals/mouse"
+#define MATECONF_MOUSE_A11Y_DIR "/desktop/mate/accessibility/mouse"
+#define MATECONF_TOUCHPAD_DIR "/desktop/mate/peripherals/touchpad"
+
+#define KEY_LEFT_HANDED MATECONF_MOUSE_DIR "/left_handed"
+#define KEY_MOTION_ACCELERATION MATECONF_MOUSE_DIR "/motion_acceleration"
+#define KEY_MOTION_THRESHOLD MATECONF_MOUSE_DIR "/motion_threshold"
+#define KEY_LOCATE_POINTER MATECONF_MOUSE_DIR "/locate_pointer"
+#define KEY_DWELL_ENABLE MATECONF_MOUSE_A11Y_DIR "/dwell_enable"
+#define KEY_DELAY_ENABLE MATECONF_MOUSE_A11Y_DIR "/delay_enable"
+#define KEY_TOUCHPAD_DISABLE_W_TYPING MATECONF_TOUCHPAD_DIR "/disable_while_typing"
+#ifdef HAVE_X11_EXTENSIONS_XINPUT_H
+#define KEY_TAP_TO_CLICK MATECONF_TOUCHPAD_DIR "/tap_to_click"
+#define KEY_SCROLL_METHOD MATECONF_TOUCHPAD_DIR "/scroll_method"
+#define KEY_PAD_HORIZ_SCROLL MATECONF_TOUCHPAD_DIR "/horiz_scroll_enabled"
+#define KEY_TOUCHPAD_ENABLED MATECONF_TOUCHPAD_DIR "/touchpad_enabled"
+#endif
+
+struct MsdMouseManagerPrivate
+{
+ guint notify;
+ guint notify_a11y;
+ guint notify_touchpad;
+
+ gboolean mousetweaks_daemon_running;
+ gboolean syndaemon_spawned;
+ GPid syndaemon_pid;
+ gboolean locate_pointer_spawned;
+ GPid locate_pointer_pid;
+};
+
+static void msd_mouse_manager_class_init (MsdMouseManagerClass *klass);
+static void msd_mouse_manager_init (MsdMouseManager *mouse_manager);
+static void msd_mouse_manager_finalize (GObject *object);
+static void set_mouse_settings (MsdMouseManager *manager);
+#ifdef HAVE_X11_EXTENSIONS_XINPUT_H
+static int set_tap_to_click (gboolean state, gboolean left_handed);
+static XDevice* device_is_touchpad (XDeviceInfo deviceinfo);
+#endif
+
+G_DEFINE_TYPE (MsdMouseManager, msd_mouse_manager, G_TYPE_OBJECT)
+
+static gpointer manager_object = NULL;
+
+static void
+msd_mouse_manager_set_property (GObject *object,
+ guint prop_id,
+ const GValue *value,
+ GParamSpec *pspec)
+{
+ MsdMouseManager *self;
+
+ self = MSD_MOUSE_MANAGER (object);
+
+ switch (prop_id) {
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ }
+}
+
+static void
+msd_mouse_manager_get_property (GObject *object,
+ guint prop_id,
+ GValue *value,
+ GParamSpec *pspec)
+{
+ MsdMouseManager *self;
+
+ self = MSD_MOUSE_MANAGER (object);
+
+ switch (prop_id) {
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ }
+}
+
+static GObject *
+msd_mouse_manager_constructor (GType type,
+ guint n_construct_properties,
+ GObjectConstructParam *construct_properties)
+{
+ MsdMouseManager *mouse_manager;
+ MsdMouseManagerClass *klass;
+
+ klass = MSD_MOUSE_MANAGER_CLASS (g_type_class_peek (MSD_TYPE_MOUSE_MANAGER));
+
+ mouse_manager = MSD_MOUSE_MANAGER (G_OBJECT_CLASS (msd_mouse_manager_parent_class)->constructor (type,
+ n_construct_properties,
+ construct_properties));
+
+ return G_OBJECT (mouse_manager);
+}
+
+static void
+msd_mouse_manager_dispose (GObject *object)
+{
+ MsdMouseManager *mouse_manager;
+
+ mouse_manager = MSD_MOUSE_MANAGER (object);
+
+ G_OBJECT_CLASS (msd_mouse_manager_parent_class)->dispose (object);
+}
+
+static void
+msd_mouse_manager_class_init (MsdMouseManagerClass *klass)
+{
+ GObjectClass *object_class = G_OBJECT_CLASS (klass);
+
+ object_class->get_property = msd_mouse_manager_get_property;
+ object_class->set_property = msd_mouse_manager_set_property;
+ object_class->constructor = msd_mouse_manager_constructor;
+ object_class->dispose = msd_mouse_manager_dispose;
+ object_class->finalize = msd_mouse_manager_finalize;
+
+ g_type_class_add_private (klass, sizeof (MsdMouseManagerPrivate));
+}
+
+
+#ifdef HAVE_X11_EXTENSIONS_XINPUT_H
+static gboolean
+supports_xinput_devices (void)
+{
+ gint op_code, event, error;
+
+ return XQueryExtension (GDK_DISPLAY_XDISPLAY(gdk_display_get_default()),
+ "XInputExtension",
+ &op_code,
+ &event,
+ &error);
+}
+#endif
+
+static void
+configure_button_layout (guchar *buttons,
+ gint n_buttons,
+ gboolean left_handed)
+{
+ const gint left_button = 1;
+ gint right_button;
+ gint i;
+
+ /* if the button is higher than 2 (3rd button) then it's
+ * probably one direction of a scroll wheel or something else
+ * uninteresting
+ */
+ right_button = MIN (n_buttons, 3);
+
+ /* If we change things we need to make sure we only swap buttons.
+ * If we end up with multiple physical buttons assigned to the same
+ * logical button the server will complain. This code assumes physical
+ * button 0 is the physical left mouse button, and that the physical
+ * button other than 0 currently assigned left_button or right_button
+ * is the physical right mouse button.
+ */
+
+ /* check if the current mapping satisfies the above assumptions */
+ if (buttons[left_button - 1] != left_button &&
+ buttons[left_button - 1] != right_button)
+ /* The current mapping is weird. Swapping buttons is probably not a
+ * good idea.
+ */
+ return;
+
+ /* check if we are left_handed and currently not swapped */
+ if (left_handed && buttons[left_button - 1] == left_button) {
+ /* find the right button */
+ for (i = 0; i < n_buttons; i++) {
+ if (buttons[i] == right_button) {
+ buttons[i] = left_button;
+ break;
+ }
+ }
+ /* swap the buttons */
+ buttons[left_button - 1] = right_button;
+ }
+ /* check if we are not left_handed but are swapped */
+ else if (!left_handed && buttons[left_button - 1] == right_button) {
+ /* find the right button */
+ for (i = 0; i < n_buttons; i++) {
+ if (buttons[i] == left_button) {
+ buttons[i] = right_button;
+ break;
+ }
+ }
+ /* swap the buttons */
+ buttons[left_button - 1] = left_button;
+ }
+}
+
+#ifdef HAVE_X11_EXTENSIONS_XINPUT_H
+static gboolean
+xinput_device_has_buttons (XDeviceInfo *device_info)
+{
+ int i;
+ XAnyClassInfo *class_info;
+
+ class_info = device_info->inputclassinfo;
+ for (i = 0; i < device_info->num_classes; i++) {
+ if (class_info->class == ButtonClass) {
+ XButtonInfo *button_info;
+
+ button_info = (XButtonInfo *) class_info;
+ if (button_info->num_buttons > 0)
+ return TRUE;
+ }
+
+ class_info = (XAnyClassInfo *) (((guchar *) class_info) +
+ class_info->length);
+ }
+ return FALSE;
+}
+
+static gboolean
+touchpad_has_single_button (XDevice *device)
+{
+ Atom type, prop;
+ int format;
+ unsigned long nitems, bytes_after;
+ unsigned char *data;
+ gboolean is_single_button = FALSE;
+ int rc;
+
+ prop = XInternAtom (GDK_DISPLAY_XDISPLAY(gdk_display_get_default()), "Synaptics Capabilities", False);
+ if (!prop)
+ return FALSE;
+
+ gdk_error_trap_push ();
+ rc = XGetDeviceProperty (GDK_DISPLAY_XDISPLAY(gdk_display_get_default()), device, prop, 0, 1, False,
+ XA_INTEGER, &type, &format, &nitems,
+ &bytes_after, &data);
+ if (rc == Success && type == XA_INTEGER && format == 8 && nitems >= 3)
+ is_single_button = (data[0] == 1 && data[1] == 0 && data[2] == 0);
+
+ if (rc == Success)
+ XFree (data);
+
+ gdk_error_trap_pop ();
+
+ return is_single_button;
+}
+
+
+static void
+set_xinput_devices_left_handed (gboolean left_handed)
+{
+ XDeviceInfo *device_info;
+ gint n_devices;
+ guchar *buttons;
+ gsize buttons_capacity = 16;
+ gint n_buttons;
+ gint i;
+
+ device_info = XListInputDevices (GDK_DISPLAY_XDISPLAY(gdk_display_get_default()), &n_devices);
+
+ if (n_devices > 0)
+ buttons = g_new (guchar, buttons_capacity);
+ else
+ buttons = NULL;
+
+ for (i = 0; i < n_devices; i++) {
+ XDevice *device = NULL;
+
+ if ((device_info[i].use == IsXPointer) ||
+ (device_info[i].use == IsXKeyboard) ||
+ (!xinput_device_has_buttons (&device_info[i])))
+ continue;
+
+ /* If the device is a touchpad, swap tap buttons
+ * around too, otherwise a tap would be a right-click */
+ device = device_is_touchpad (device_info[i]);
+ if (device != NULL) {
+ MateConfClient *client = mateconf_client_get_default ();
+ gboolean tap = mateconf_client_get_bool (client, KEY_TAP_TO_CLICK, NULL);
+ gboolean single_button = touchpad_has_single_button (device);
+
+ if (tap && !single_button)
+ set_tap_to_click (tap, left_handed);
+ XCloseDevice (GDK_DISPLAY_XDISPLAY(gdk_display_get_default()), device);
+ g_object_unref (client);
+
+ if (single_button)
+ continue;
+ }
+
+ gdk_error_trap_push ();
+
+ device = XOpenDevice (GDK_DISPLAY_XDISPLAY(gdk_display_get_default()), device_info[i].id);
+
+ if ((gdk_error_trap_pop () != 0) ||
+ (device == NULL))
+ continue;
+
+ n_buttons = XGetDeviceButtonMapping (GDK_DISPLAY_XDISPLAY(gdk_display_get_default()), device,
+ buttons,
+ buttons_capacity);
+
+ while (n_buttons > buttons_capacity) {
+ buttons_capacity = n_buttons;
+ buttons = (guchar *) g_realloc (buttons,
+ buttons_capacity * sizeof (guchar));
+
+ n_buttons = XGetDeviceButtonMapping (GDK_DISPLAY_XDISPLAY(gdk_display_get_default()), device,
+ buttons,
+ buttons_capacity);
+ }
+
+ configure_button_layout (buttons, n_buttons, left_handed);
+
+ XSetDeviceButtonMapping (GDK_DISPLAY_XDISPLAY(gdk_display_get_default()), device, buttons, n_buttons);
+ XCloseDevice (GDK_DISPLAY_XDISPLAY(gdk_display_get_default()), device);
+ }
+ g_free (buttons);
+
+ if (device_info != NULL)
+ XFreeDeviceList (device_info);
+}
+
+static GdkFilterReturn
+devicepresence_filter (GdkXEvent *xevent,
+ GdkEvent *event,
+ gpointer data)
+{
+ XEvent *xev = (XEvent *) xevent;
+ XEventClass class_presence;
+ int xi_presence;
+
+ DevicePresence (gdk_x11_get_default_xdisplay (), xi_presence, class_presence);
+
+ if (xev->type == xi_presence)
+ {
+ XDevicePresenceNotifyEvent *dpn = (XDevicePresenceNotifyEvent *) xev;
+ if (dpn->devchange == DeviceEnabled)
+ set_mouse_settings ((MsdMouseManager *) data);
+ }
+ return GDK_FILTER_CONTINUE;
+}
+
+static void
+set_devicepresence_handler (MsdMouseManager *manager)
+{
+ Display *display;
+ XEventClass class_presence;
+ int xi_presence;
+
+ if (!supports_xinput_devices ())
+ return;
+
+ display = gdk_x11_get_default_xdisplay ();
+
+ gdk_error_trap_push ();
+ DevicePresence (display, xi_presence, class_presence);
+ XSelectExtensionEvent (display,
+ RootWindow (display, DefaultScreen (display)),
+ &class_presence, 1);
+
+ gdk_flush ();
+ if (!gdk_error_trap_pop ())
+ gdk_window_add_filter (NULL, devicepresence_filter, manager);
+}
+#endif
+
+static void
+set_left_handed (MsdMouseManager *manager,
+ gboolean left_handed)
+{
+ guchar *buttons ;
+ gsize buttons_capacity = 16;
+ gint n_buttons, i;
+
+#ifdef HAVE_X11_EXTENSIONS_XINPUT_H
+ if (supports_xinput_devices ()) {
+ /* When XInput support is available, never set the
+ * button ordering on the core pointer as that would
+ * revert the changes we make on the devices themselves */
+ set_xinput_devices_left_handed (left_handed);
+ return;
+ }
+#endif
+
+ buttons = g_new (guchar, buttons_capacity);
+ n_buttons = XGetPointerMapping (GDK_DISPLAY_XDISPLAY(gdk_display_get_default()),
+ buttons,
+ (gint) buttons_capacity);
+ while (n_buttons > buttons_capacity) {
+ buttons_capacity = n_buttons;
+ buttons = (guchar *) g_realloc (buttons,
+ buttons_capacity * sizeof (guchar));
+
+ n_buttons = XGetPointerMapping (GDK_DISPLAY_XDISPLAY(gdk_display_get_default()),
+ buttons,
+ (gint) buttons_capacity);
+ }
+
+ configure_button_layout (buttons, n_buttons, left_handed);
+
+ /* X refuses to change the mapping while buttons are engaged,
+ * so if this is the case we'll retry a few times
+ */
+ for (i = 0;
+ i < 20 && XSetPointerMapping (GDK_DISPLAY_XDISPLAY(gdk_display_get_default()), buttons, n_buttons) == MappingBusy;
+ ++i) {
+ g_usleep (300);
+ }
+
+ g_free (buttons);
+}
+
+static void
+set_motion_acceleration (MsdMouseManager *manager,
+ gfloat motion_acceleration)
+{
+ gint numerator, denominator;
+
+ if (motion_acceleration >= 1.0) {
+ /* we want to get the acceleration, with a resolution of 0.5
+ */
+ if ((motion_acceleration - floor (motion_acceleration)) < 0.25) {
+ numerator = floor (motion_acceleration);
+ denominator = 1;
+ } else if ((motion_acceleration - floor (motion_acceleration)) < 0.5) {
+ numerator = ceil (2.0 * motion_acceleration);
+ denominator = 2;
+ } else if ((motion_acceleration - floor (motion_acceleration)) < 0.75) {
+ numerator = floor (2.0 *motion_acceleration);
+ denominator = 2;
+ } else {
+ numerator = ceil (motion_acceleration);
+ denominator = 1;
+ }
+ } else if (motion_acceleration < 1.0 && motion_acceleration > 0) {
+ /* This we do to 1/10ths */
+ numerator = floor (motion_acceleration * 10) + 1;
+ denominator= 10;
+ } else {
+ numerator = -1;
+ denominator = -1;
+ }
+
+ XChangePointerControl (GDK_DISPLAY_XDISPLAY(gdk_display_get_default()), True, False,
+ numerator, denominator,
+ 0);
+}
+
+static void
+set_motion_threshold (MsdMouseManager *manager,
+ int motion_threshold)
+{
+ XChangePointerControl (GDK_DISPLAY_XDISPLAY(gdk_display_get_default()), False, True,
+ 0, 0, motion_threshold);
+}
+
+#ifdef HAVE_X11_EXTENSIONS_XINPUT_H
+static XDevice*
+device_is_touchpad (XDeviceInfo deviceinfo)
+{
+ XDevice *device;
+ Atom realtype, prop;
+ int realformat;
+ unsigned long nitems, bytes_after;
+ unsigned char *data;
+
+ if (deviceinfo.type != XInternAtom (GDK_DISPLAY_XDISPLAY(gdk_display_get_default()), XI_TOUCHPAD, False))
+ return NULL;
+
+ prop = XInternAtom (GDK_DISPLAY_XDISPLAY(gdk_display_get_default()), "Synaptics Off", False);
+ if (!prop)
+ return NULL;
+
+ gdk_error_trap_push ();
+ device = XOpenDevice (GDK_DISPLAY_XDISPLAY(gdk_display_get_default()), deviceinfo.id);
+ if (gdk_error_trap_pop () || (device == NULL))
+ return NULL;
+
+ gdk_error_trap_push ();
+ if ((XGetDeviceProperty (GDK_DISPLAY_XDISPLAY(gdk_display_get_default()), device, prop, 0, 1, False,
+ XA_INTEGER, &realtype, &realformat, &nitems,
+ &bytes_after, &data) == Success) && (realtype != None)) {
+ gdk_error_trap_pop ();
+ XFree (data);
+ return device;
+ }
+ gdk_error_trap_pop ();
+
+ XCloseDevice (GDK_DISPLAY_XDISPLAY(gdk_display_get_default()), device);
+ return NULL;
+}
+#endif
+
+static int
+set_disable_w_typing (MsdMouseManager *manager, gboolean state)
+{
+
+ if (state) {
+ GError *error = NULL;
+ char *args[5];
+
+ if (manager->priv->syndaemon_spawned)
+ return 0;
+
+ args[0] = "syndaemon";
+ args[1] = "-i";
+ args[2] = "0.5";
+ args[3] = "-k";
+ args[4] = NULL;
+
+ if (!g_find_program_in_path (args[0]))
+ return 0;
+
+ g_spawn_async (g_get_home_dir (), args, NULL,
+ G_SPAWN_SEARCH_PATH, NULL, NULL,
+ &manager->priv->syndaemon_pid, &error);
+
+ manager->priv->syndaemon_spawned = (error == NULL);
+
+ if (error) {
+ MateConfClient *client;
+ client = mateconf_client_get_default ();
+ mateconf_client_set_bool (client, KEY_TOUCHPAD_DISABLE_W_TYPING, FALSE, NULL);
+ g_object_unref (client);
+ g_error_free (error);
+ }
+
+ } else if (manager->priv->syndaemon_spawned)
+ {
+ kill (manager->priv->syndaemon_pid, SIGHUP);
+ g_spawn_close_pid (manager->priv->syndaemon_pid);
+ manager->priv->syndaemon_spawned = FALSE;
+ }
+
+ return 0;
+}
+
+#ifdef HAVE_X11_EXTENSIONS_XINPUT_H
+static int
+set_tap_to_click (gboolean state, gboolean left_handed)
+{
+ int numdevices, i, format, rc;
+ unsigned long nitems, bytes_after;
+ XDeviceInfo *devicelist = XListInputDevices (GDK_DISPLAY_XDISPLAY(gdk_display_get_default()), &numdevices);
+ XDevice * device;
+ unsigned char* data;
+ Atom prop, type;
+
+ if (devicelist == NULL)
+ return 0;
+
+ prop = XInternAtom (GDK_DISPLAY_XDISPLAY(gdk_display_get_default()), "Synaptics Tap Action", False);
+
+ if (!prop)
+ return 0;
+
+ for (i = 0; i < numdevices; i++) {
+ if ((device = device_is_touchpad (devicelist[i]))) {
+ gdk_error_trap_push ();
+ rc = XGetDeviceProperty (GDK_DISPLAY_XDISPLAY(gdk_display_get_default()), device, prop, 0, 2,
+ False, XA_INTEGER, &type, &format, &nitems,
+ &bytes_after, &data);
+
+ if (rc == Success && type == XA_INTEGER && format == 8 && nitems >= 7)
+ {
+ /* Set RLM mapping for 1/2/3 fingers*/
+ data[4] = (state) ? ((left_handed) ? 3 : 1) : 0;
+ data[5] = (state) ? ((left_handed) ? 1 : 3) : 0;
+ data[6] = (state) ? 2 : 0;
+ XChangeDeviceProperty (GDK_DISPLAY_XDISPLAY(gdk_display_get_default()), device, prop, XA_INTEGER, 8,
+ PropModeReplace, data, nitems);
+ }
+
+ if (rc == Success)
+ XFree (data);
+ XCloseDevice (GDK_DISPLAY_XDISPLAY(gdk_display_get_default()), device);
+ if (gdk_error_trap_pop ()) {
+ g_warning ("Error in setting tap to click on \"%s\"", devicelist[i].name);
+ continue;
+ }
+ }
+ }
+
+ XFreeDeviceList (devicelist);
+ return 0;
+}
+
+static int
+set_horiz_scroll (gboolean state)
+{
+ int numdevices, i, rc;
+ XDeviceInfo *devicelist = XListInputDevices (GDK_DISPLAY_XDISPLAY(gdk_display_get_default()), &numdevices);
+ XDevice *device;
+ Atom act_type, prop_edge, prop_twofinger;
+ int act_format;
+ unsigned long nitems, bytes_after;
+ unsigned char *data;
+
+ if (devicelist == NULL)
+ return 0;
+
+ prop_edge = XInternAtom (GDK_DISPLAY_XDISPLAY(gdk_display_get_default()), "Synaptics Edge Scrolling", False);
+ prop_twofinger = XInternAtom (GDK_DISPLAY_XDISPLAY(gdk_display_get_default()), "Synaptics Two-Finger Scrolling", False);
+
+ if (!prop_edge || !prop_twofinger)
+ return 0;
+
+ for (i = 0; i < numdevices; i++) {
+ if ((device = device_is_touchpad (devicelist[i]))) {
+ gdk_error_trap_push ();
+ rc = XGetDeviceProperty (GDK_DISPLAY_XDISPLAY(gdk_display_get_default()), device,
+ prop_edge, 0, 1, False,
+ XA_INTEGER, &act_type, &act_format, &nitems,
+ &bytes_after, &data);
+ if (rc == Success && act_type == XA_INTEGER &&
+ act_format == 8 && nitems >= 2) {
+ data[1] = (state && data[0]);
+ XChangeDeviceProperty (GDK_DISPLAY_XDISPLAY(gdk_display_get_default()), device,
+ prop_edge, XA_INTEGER, 8,
+ PropModeReplace, data, nitems);
+ }
+
+ XFree (data);
+
+ rc = XGetDeviceProperty (GDK_DISPLAY_XDISPLAY(gdk_display_get_default()), device,
+ prop_twofinger, 0, 1, False,
+ XA_INTEGER, &act_type, &act_format, &nitems,
+ &bytes_after, &data);
+ if (rc == Success && act_type == XA_INTEGER &&
+ act_format == 8 && nitems >= 2) {
+ data[1] = (state && data[0]);
+ XChangeDeviceProperty (GDK_DISPLAY_XDISPLAY(gdk_display_get_default()), device,
+ prop_twofinger, XA_INTEGER, 8,
+ PropModeReplace, data, nitems);
+ }
+
+ XFree (data);
+ XCloseDevice (GDK_DISPLAY_XDISPLAY(gdk_display_get_default()), device);
+ if (gdk_error_trap_pop ()) {
+ g_warning ("Error in setting horiz scroll on \"%s\"", devicelist[i].name);
+ continue;
+ }
+ }
+ }
+
+ XFreeDeviceList (devicelist);
+ return 0;
+}
+
+
+/**
+ * Scroll methods are: 0 - disabled, 1 - edge scrolling, 2 - twofinger
+ * scrolling
+ */
+static int
+set_edge_scroll (int method)
+{
+ int numdevices, i, rc;
+ XDeviceInfo *devicelist = XListInputDevices (GDK_DISPLAY_XDISPLAY(gdk_display_get_default()), &numdevices);
+ XDevice *device;
+ Atom act_type, prop_edge, prop_twofinger;
+ int act_format;
+ unsigned long nitems, bytes_after;
+ unsigned char *data;
+
+ if (devicelist == NULL)
+ return 0;
+
+ prop_edge = XInternAtom (GDK_DISPLAY_XDISPLAY(gdk_display_get_default()), "Synaptics Edge Scrolling", False);
+ prop_twofinger = XInternAtom (GDK_DISPLAY_XDISPLAY(gdk_display_get_default()), "Synaptics Two-Finger Scrolling", False);
+
+ if (!prop_edge || !prop_twofinger)
+ return 0;
+
+ for (i = 0; i < numdevices; i++) {
+ if ((device = device_is_touchpad (devicelist[i]))) {
+ gdk_error_trap_push ();
+ rc = XGetDeviceProperty (GDK_DISPLAY_XDISPLAY(gdk_display_get_default()), device,
+ prop_edge, 0, 1, False,
+ XA_INTEGER, &act_type, &act_format, &nitems,
+ &bytes_after, &data);
+ if (rc == Success && act_type == XA_INTEGER &&
+ act_format == 8 && nitems >= 2) {
+ data[0] = (method == 1) ? 1 : 0;
+ XChangeDeviceProperty (GDK_DISPLAY_XDISPLAY(gdk_display_get_default()), device,
+ prop_edge, XA_INTEGER, 8,
+ PropModeReplace, data, nitems);
+ }
+
+ XFree (data);
+
+ rc = XGetDeviceProperty (GDK_DISPLAY_XDISPLAY(gdk_display_get_default()), device,
+ prop_twofinger, 0, 1, False,
+ XA_INTEGER, &act_type, &act_format, &nitems,
+ &bytes_after, &data);
+ if (rc == Success && act_type == XA_INTEGER &&
+ act_format == 8 && nitems >= 2) {
+ data[0] = (method == 2) ? 1 : 0;
+ XChangeDeviceProperty (GDK_DISPLAY_XDISPLAY(gdk_display_get_default()), device,
+ prop_twofinger, XA_INTEGER, 8,
+ PropModeReplace, data, nitems);
+ }
+
+ XFree (data);
+ XCloseDevice (GDK_DISPLAY_XDISPLAY(gdk_display_get_default()), device);
+ if (gdk_error_trap_pop ()) {
+ g_warning ("Error in setting edge scroll on \"%s\"", devicelist[i].name);
+ continue;
+ }
+ }
+ }
+
+ XFreeDeviceList (devicelist);
+ return 0;
+}
+
+static int
+set_touchpad_enabled (gboolean state)
+{
+ int numdevices, i;
+ XDeviceInfo *devicelist = XListInputDevices (GDK_DISPLAY_XDISPLAY(gdk_display_get_default()), &numdevices);
+ XDevice *device;
+ Atom prop_enabled;
+
+ if (devicelist == NULL)
+ return 0;
+
+ prop_enabled = XInternAtom (GDK_DISPLAY_XDISPLAY(gdk_display_get_default()), "Device Enabled", False);
+
+ if (!prop_enabled)
+ return 0;
+
+ for (i = 0; i < numdevices; i++) {
+ if ((device = device_is_touchpad (devicelist[i]))) {
+ unsigned char data = state;
+ gdk_error_trap_push ();
+ XChangeDeviceProperty (GDK_DISPLAY_XDISPLAY(gdk_display_get_default()), device,
+ prop_enabled, XA_INTEGER, 8,
+ PropModeReplace, &data, 1);
+ XCloseDevice (GDK_DISPLAY_XDISPLAY(gdk_display_get_default()), device);
+ gdk_flush ();
+ if (gdk_error_trap_pop ()) {
+ g_warning ("Error %s device \"%s\"",
+ (state) ? "enabling" : "disabling",
+ devicelist[i].name);
+ continue;
+ }
+ }
+ }
+
+ XFreeDeviceList (devicelist);
+ return 0;
+}
+#endif
+
+static void
+set_locate_pointer (MsdMouseManager *manager,
+ gboolean state)
+{
+ if (state) {
+ GError *error = NULL;
+ char *args[2];
+
+ if (manager->priv->locate_pointer_spawned)
+ return;
+
+ args[0] = LIBEXECDIR "/msd-locate-pointer";
+ args[1] = NULL;
+
+ g_spawn_async (NULL, args, NULL,
+ 0, NULL, NULL,
+ &manager->priv->locate_pointer_pid, &error);
+
+ manager->priv->locate_pointer_spawned = (error == NULL);
+
+ if (error) {
+ MateConfClient *client;
+ client = mateconf_client_get_default ();
+ mateconf_client_set_bool (client, KEY_LOCATE_POINTER, FALSE, NULL);
+ g_object_unref (client);
+ g_error_free (error);
+ }
+
+ }
+ else if (manager->priv->locate_pointer_spawned) {
+ kill (manager->priv->locate_pointer_pid, SIGHUP);
+ g_spawn_close_pid (manager->priv->locate_pointer_pid);
+ manager->priv->locate_pointer_spawned = FALSE;
+ }
+}
+
+static void
+set_mousetweaks_daemon (MsdMouseManager *manager,
+ gboolean dwell_enable,
+ gboolean delay_enable)
+{
+ GError *error = NULL;
+ gchar *comm;
+ gboolean run_daemon = dwell_enable || delay_enable;
+
+ if (run_daemon || manager->priv->mousetweaks_daemon_running)
+ comm = g_strdup_printf ("mousetweaks %s",
+ run_daemon ? "" : "-s");
+ else
+ return;
+
+ if (run_daemon)
+ manager->priv->mousetweaks_daemon_running = TRUE;
+
+
+ if (! g_spawn_command_line_async (comm, &error)) {
+ if (error->code == G_SPAWN_ERROR_NOENT &&
+ (dwell_enable || delay_enable)) {
+ GtkWidget *dialog;
+ MateConfClient *client;
+
+ client = mateconf_client_get_default ();
+ if (dwell_enable)
+ mateconf_client_set_bool (client,
+ KEY_DWELL_ENABLE,
+ FALSE, NULL);
+ else if (delay_enable)
+ mateconf_client_set_bool (client,
+ KEY_DELAY_ENABLE,
+ FALSE, NULL);
+ g_object_unref (client);
+
+ dialog = gtk_message_dialog_new (NULL, 0,
+ GTK_MESSAGE_WARNING,
+ GTK_BUTTONS_OK,
+ _("Could not enable mouse accessibility features"));
+ gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (dialog),
+ _("Mouse accessibility requires Mousetweaks "
+ "to be installed on your system."));
+ gtk_window_set_title (GTK_WINDOW (dialog),
+ _("Mouse Preferences"));
+ gtk_window_set_icon_name (GTK_WINDOW (dialog),
+ "input-mouse");
+ gtk_dialog_run (GTK_DIALOG (dialog));
+ gtk_widget_destroy (dialog);
+ }
+ g_error_free (error);
+ }
+ g_free (comm);
+}
+
+static void
+set_mouse_settings (MsdMouseManager *manager)
+{
+ MateConfClient *client = mateconf_client_get_default ();
+ gboolean left_handed = mateconf_client_get_bool (client, KEY_LEFT_HANDED, NULL);
+
+ set_left_handed (manager, left_handed);
+ set_motion_acceleration (manager, mateconf_client_get_float (client, KEY_MOTION_ACCELERATION , NULL));
+ set_motion_threshold (manager, mateconf_client_get_int (client, KEY_MOTION_THRESHOLD, NULL));
+
+ set_disable_w_typing (manager, mateconf_client_get_bool (client, KEY_TOUCHPAD_DISABLE_W_TYPING, NULL));
+#ifdef HAVE_X11_EXTENSIONS_XINPUT_H
+ set_tap_to_click (mateconf_client_get_bool (client, KEY_TAP_TO_CLICK, NULL), left_handed);
+ set_edge_scroll (mateconf_client_get_int (client, KEY_SCROLL_METHOD, NULL));
+ set_horiz_scroll (mateconf_client_get_bool (client, KEY_PAD_HORIZ_SCROLL, NULL));
+ set_touchpad_enabled (mateconf_client_get_bool (client, KEY_TOUCHPAD_ENABLED, NULL));
+#endif
+
+ g_object_unref (client);
+}
+
+static void
+mouse_callback (MateConfClient *client,
+ guint cnxn_id,
+ MateConfEntry *entry,
+ MsdMouseManager *manager)
+{
+ if (! strcmp (entry->key, KEY_LEFT_HANDED)) {
+ if (entry->value->type == MATECONF_VALUE_BOOL) {
+ set_left_handed (manager, mateconf_value_get_bool (entry->value));
+ }
+ } else if (! strcmp (entry->key, KEY_MOTION_ACCELERATION)) {
+ if (entry->value->type == MATECONF_VALUE_FLOAT) {
+ set_motion_acceleration (manager, mateconf_value_get_float (entry->value));
+ }
+ } else if (! strcmp (entry->key, KEY_MOTION_THRESHOLD)) {
+ if (entry->value->type == MATECONF_VALUE_INT) {
+ set_motion_threshold (manager, mateconf_value_get_int (entry->value));
+ }
+ } else if (! strcmp (entry->key, KEY_TOUCHPAD_DISABLE_W_TYPING)) {
+ if (entry->value->type == MATECONF_VALUE_BOOL)
+ set_disable_w_typing (manager, mateconf_value_get_bool (entry->value));
+#ifdef HAVE_X11_EXTENSIONS_XINPUT_H
+ } else if (! strcmp (entry->key, KEY_TAP_TO_CLICK)) {
+ if (entry->value->type == MATECONF_VALUE_BOOL) {
+ set_tap_to_click (mateconf_value_get_bool (entry->value),
+ mateconf_client_get_bool (client, KEY_LEFT_HANDED, NULL));
+ }
+ } else if (! strcmp (entry->key, KEY_SCROLL_METHOD)) {
+ if (entry->value->type == MATECONF_VALUE_INT) {
+ set_edge_scroll (mateconf_value_get_int (entry->value));
+ set_horiz_scroll (mateconf_client_get_bool (client, KEY_PAD_HORIZ_SCROLL, NULL));
+ }
+ } else if (! strcmp (entry->key, KEY_PAD_HORIZ_SCROLL)) {
+ if (entry->value->type == MATECONF_VALUE_BOOL)
+ set_horiz_scroll (mateconf_value_get_bool (entry->value));
+#endif
+ } else if (! strcmp (entry->key, KEY_LOCATE_POINTER)) {
+ if (entry->value->type == MATECONF_VALUE_BOOL) {
+ set_locate_pointer (manager, mateconf_value_get_bool (entry->value));
+ }
+#ifdef HAVE_X11_EXTENSIONS_XINPUT_H
+ } else if (! strcmp (entry->key, KEY_TOUCHPAD_ENABLED)) {
+ if (entry->value->type == MATECONF_VALUE_BOOL) {
+ set_touchpad_enabled (mateconf_value_get_bool (entry->value));
+ }
+#endif
+ } else if (! strcmp (entry->key, KEY_DWELL_ENABLE)) {
+ if (entry->value->type == MATECONF_VALUE_BOOL) {
+ set_mousetweaks_daemon (manager,
+ mateconf_value_get_bool (entry->value),
+ mateconf_client_get_bool (client, KEY_DELAY_ENABLE, NULL));
+ }
+ } else if (! strcmp (entry->key, KEY_DELAY_ENABLE)) {
+ if (entry->value->type == MATECONF_VALUE_BOOL) {
+ set_mousetweaks_daemon (manager,
+ mateconf_client_get_bool (client, KEY_DWELL_ENABLE, NULL),
+ mateconf_value_get_bool (entry->value));
+ }
+ }
+}
+
+static guint
+register_config_callback (MsdMouseManager *manager,
+ MateConfClient *client,
+ const char *path,
+ MateConfClientNotifyFunc func)
+{
+ mateconf_client_add_dir (client, path, MATECONF_CLIENT_PRELOAD_ONELEVEL, NULL);
+ return mateconf_client_notify_add (client, path, func, manager, NULL, NULL);
+}
+
+static void
+msd_mouse_manager_init (MsdMouseManager *manager)
+{
+ manager->priv = MSD_MOUSE_MANAGER_GET_PRIVATE (manager);
+}
+
+static gboolean
+msd_mouse_manager_idle_cb (MsdMouseManager *manager)
+{
+ MateConfClient *client;
+
+ mate_settings_profile_start (NULL);
+
+ client = mateconf_client_get_default ();
+
+ manager->priv->notify =
+ register_config_callback (manager,
+ client,
+ MATECONF_MOUSE_DIR,
+ (MateConfClientNotifyFunc) mouse_callback);
+ manager->priv->notify_a11y =
+ register_config_callback (manager,
+ client,
+ MATECONF_MOUSE_A11Y_DIR,
+ (MateConfClientNotifyFunc) mouse_callback);
+ manager->priv->notify_touchpad =
+ register_config_callback (manager,
+ client,
+ MATECONF_TOUCHPAD_DIR,
+ (MateConfClientNotifyFunc) mouse_callback);
+ manager->priv->syndaemon_spawned = FALSE;
+
+#ifdef HAVE_X11_EXTENSIONS_XINPUT_H
+ set_devicepresence_handler (manager);
+#endif
+ set_mouse_settings (manager);
+ set_locate_pointer (manager, mateconf_client_get_bool (client, KEY_LOCATE_POINTER, NULL));
+ set_mousetweaks_daemon (manager,
+ mateconf_client_get_bool (client, KEY_DWELL_ENABLE, NULL),
+ mateconf_client_get_bool (client, KEY_DELAY_ENABLE, NULL));
+
+ set_disable_w_typing (manager, mateconf_client_get_bool (client, KEY_TOUCHPAD_DISABLE_W_TYPING, NULL));
+#ifdef HAVE_X11_EXTENSIONS_XINPUT_H
+ set_tap_to_click (mateconf_client_get_bool (client, KEY_TAP_TO_CLICK, NULL),
+ mateconf_client_get_bool (client, KEY_LEFT_HANDED, NULL));
+ set_edge_scroll (mateconf_client_get_int (client, KEY_SCROLL_METHOD, NULL));
+ set_horiz_scroll (mateconf_client_get_bool (client, KEY_PAD_HORIZ_SCROLL, NULL));
+ set_touchpad_enabled (mateconf_client_get_bool (client, KEY_TOUCHPAD_ENABLED, NULL));
+#endif
+
+ g_object_unref (client);
+
+ mate_settings_profile_end (NULL);
+
+ return FALSE;
+}
+
+gboolean
+msd_mouse_manager_start (MsdMouseManager *manager,
+ GError **error)
+{
+ mate_settings_profile_start (NULL);
+
+ g_idle_add ((GSourceFunc) msd_mouse_manager_idle_cb, manager);
+
+ mate_settings_profile_end (NULL);
+
+ return TRUE;
+}
+
+void
+msd_mouse_manager_stop (MsdMouseManager *manager)
+{
+ MsdMouseManagerPrivate *p = manager->priv;
+ MateConfClient *client;
+
+ g_debug ("Stopping mouse manager");
+
+ client = mateconf_client_get_default ();
+
+ if (p->notify != 0) {
+ mateconf_client_remove_dir (client, MATECONF_MOUSE_DIR, NULL);
+ mateconf_client_notify_remove (client, p->notify);
+ p->notify = 0;
+ }
+
+ if (p->notify_a11y != 0) {
+ mateconf_client_remove_dir (client, MATECONF_MOUSE_A11Y_DIR, NULL);
+ mateconf_client_notify_remove (client, p->notify_a11y);
+ p->notify_a11y = 0;
+ }
+
+ if (p->notify_touchpad != 0) {
+ mateconf_client_remove_dir (client, MATECONF_TOUCHPAD_DIR, NULL);
+ mateconf_client_notify_remove (client, p->notify_touchpad);
+ p->notify_touchpad = 0;
+ }
+
+ g_object_unref (client);
+
+ set_locate_pointer (manager, FALSE);
+
+#ifdef HAVE_X11_EXTENSIONS_XINPUT_H
+ gdk_window_remove_filter (NULL, devicepresence_filter, manager);
+#endif
+}
+
+static void
+msd_mouse_manager_finalize (GObject *object)
+{
+ MsdMouseManager *mouse_manager;
+
+ g_return_if_fail (object != NULL);
+ g_return_if_fail (MSD_IS_MOUSE_MANAGER (object));
+
+ mouse_manager = MSD_MOUSE_MANAGER (object);
+
+ g_return_if_fail (mouse_manager->priv != NULL);
+
+ G_OBJECT_CLASS (msd_mouse_manager_parent_class)->finalize (object);
+}
+
+MsdMouseManager *
+msd_mouse_manager_new (void)
+{
+ if (manager_object != NULL) {
+ g_object_ref (manager_object);
+ } else {
+ manager_object = g_object_new (MSD_TYPE_MOUSE_MANAGER, NULL);
+ g_object_add_weak_pointer (manager_object,
+ (gpointer *) &manager_object);
+ }
+
+ return MSD_MOUSE_MANAGER (manager_object);
+}