/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 8 -*- * * Copyright (C) 2007 William Jon McCann <mccann@jhu.edu> * * 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, 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 <gio/gio.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 MATE_MOUSE_SCHEMA "org.mate.peripherals-mouse" #define KEY_MOUSE_LEFT_HANDED "left-handed" #define KEY_MOUSE_MOTION_ACCELERATION "motion-acceleration" #define KEY_MOUSE_MOTION_THRESHOLD "motion-threshold" #define KEY_MOUSE_LOCATE_POINTER "locate-pointer" #define KEY_MIDDLE_BUTTON_EMULATION "middle-button-enabled" #define MATE_TOUCHPAD_SCHEMA "org.mate.peripherals-touchpad" #define KEY_TOUCHPAD_DISABLE_W_TYPING "disable-while-typing" #ifdef HAVE_X11_EXTENSIONS_XINPUT_H #define KEY_TOUCHPAD_TAP_TO_CLICK "tap-to-click" #define KEY_TOUCHPAD_SCROLL_METHOD "scroll-method" #define KEY_TOUCHPAD_PAD_HORIZ_SCROLL "horiz-scroll-enabled" #define KEY_TOUCHPAD_ENABLED "touchpad-enabled" #endif /* FIXME: currently there is no mate-mousetweaks, so I comment this * *#define MATE_MOUSE_A11Y_SCHEMA "org.mate.accessibility-mouse" *#define KEY_MOUSE_A11Y_DWELL_ENABLE "dwell-enable" *#define KEY_MOUSE_A11Y_DELAY_ENABLE "delay-enable" */ struct MsdMouseManagerPrivate { GSettings *settings_mouse; GSettings *settings_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) || (g_strcmp0 ("Virtual core XTEST pointer", device_info[i].name) == 0) || (!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) { GSettings *settings = g_settings_new (MATE_TOUCHPAD_SCHEMA); gboolean tap = g_settings_get_boolean (settings, KEY_TOUCHPAD_TAP_TO_CLICK); 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 (settings); 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); } static void set_middle_button (MsdMouseManager *manager, gboolean middle_button) { XDeviceInfo *device_info; gint n_devices; gint i; Atom prop; prop = XInternAtom (GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()), "Evdev Middle Button Emulation", True); if (!prop) /* no evdev devices */ return; device_info = XListInputDevices (GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()), &n_devices); for (i = 0; i < n_devices; i++) { XDevice *device = NULL; Atom type; int format; unsigned long nitems, bytes_after; unsigned char *data; 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; gdk_error_trap_push (); XGetDeviceProperty (GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()), device, prop, 0, 1, False, XA_INTEGER, &type, &format, &nitems, &bytes_after, &data); if ((gdk_error_trap_pop () != 0)) { XCloseDevice (GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()), device); continue; } if (format == 8 && type == XA_INTEGER && nitems == 1) { data[0] = middle_button ? 1 : 0; gdk_error_trap_push (); XChangeDeviceProperty (GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()), device, prop, type, format, PropModeReplace, data, nitems); gdk_error_trap_pop (); } XFree (data); XCloseDevice (GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()), device); } if (device_info != NULL) XFreeDeviceList (device_info); } #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) { g_settings_set_boolean (manager->priv->settings_touchpad, KEY_TOUCHPAD_DISABLE_W_TYPING, FALSE); 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) { g_settings_set_boolean (manager->priv->settings_mouse, KEY_MOUSE_LOCATE_POINTER, FALSE); 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) { /* FIXME there is no mate-mousetweaks */ return; 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; /* uncomment this when (and if) we'll fork mousetweaks */ /* GSettings *settings; settings = g_settings_new (MATE_MOUSE_A11Y_SCHEMA); if (dwell_enable) g_settings_set_boolean (settings, MATE_MOUSE_A11Y_KEY_DWELL_ENABLE, FALSE); else if (delay_enable) g_settings_set_boolean (settings, MATE_MOUSE_A11Y_KEY_DELAY_ENABLE, FALSE); g_object_unref (settings); */ 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) { gboolean left_handed = g_settings_get_boolean (manager->priv->settings_mouse, KEY_MOUSE_LEFT_HANDED); set_left_handed (manager, left_handed); set_motion_acceleration (manager, g_settings_get_double (manager->priv->settings_mouse, KEY_MOUSE_MOTION_ACCELERATION)); set_motion_threshold (manager, g_settings_get_int (manager->priv->settings_mouse, KEY_MOUSE_MOTION_THRESHOLD)); set_middle_button (manager, g_settings_get_boolean (manager->priv->settings_mouse, KEY_MIDDLE_BUTTON_EMULATION)); set_disable_w_typing (manager, g_settings_get_boolean (manager->priv->settings_touchpad, KEY_TOUCHPAD_DISABLE_W_TYPING)); #ifdef HAVE_X11_EXTENSIONS_XINPUT_H set_tap_to_click (g_settings_get_boolean (manager->priv->settings_touchpad, KEY_TOUCHPAD_TAP_TO_CLICK), left_handed); set_edge_scroll (g_settings_get_int (manager->priv->settings_touchpad, KEY_TOUCHPAD_SCROLL_METHOD)); set_horiz_scroll (g_settings_get_boolean (manager->priv->settings_touchpad, KEY_TOUCHPAD_PAD_HORIZ_SCROLL)); set_touchpad_enabled (g_settings_get_boolean (manager->priv->settings_touchpad, KEY_TOUCHPAD_ENABLED)); #endif } static void mouse_callback (GSettings *settings, const gchar *key, MsdMouseManager *manager) { if (g_strcmp0 (key, KEY_MOUSE_LEFT_HANDED) == 0) { set_left_handed (manager, g_settings_get_boolean (settings, key)); } else if (g_strcmp0 (key, KEY_MOUSE_MOTION_ACCELERATION) == 0) { set_motion_acceleration (manager, g_settings_get_double (settings, key)); } else if (g_strcmp0 (key, KEY_MOUSE_MOTION_THRESHOLD) == 0) { set_motion_threshold (manager, g_settings_get_int (settings, key)); } else if (g_strcmp0 (key, KEY_TOUCHPAD_DISABLE_W_TYPING) == 0) { set_disable_w_typing (manager, g_settings_get_boolean (settings, key)); } else if (g_str_equal (key, KEY_MIDDLE_BUTTON_EMULATION)) { set_middle_button (manager, g_settings_get_boolean (settings, key)); #ifdef HAVE_X11_EXTENSIONS_XINPUT_H } else if (g_strcmp0 (key, KEY_TOUCHPAD_TAP_TO_CLICK) == 0) { set_tap_to_click (g_settings_get_boolean (settings, key), g_settings_get_boolean (manager->priv->settings_mouse, KEY_MOUSE_LEFT_HANDED)); } else if (g_strcmp0 (key, KEY_TOUCHPAD_SCROLL_METHOD) == 0) { set_edge_scroll (g_settings_get_int (settings, key)); set_horiz_scroll (g_settings_get_boolean (settings, KEY_TOUCHPAD_PAD_HORIZ_SCROLL)); } else if (g_strcmp0 (key, KEY_TOUCHPAD_PAD_HORIZ_SCROLL) == 0) { set_horiz_scroll (g_settings_get_boolean (settings, key)); #endif } else if (g_strcmp0 (key, KEY_MOUSE_LOCATE_POINTER) == 0) { set_locate_pointer (manager, g_settings_get_boolean (settings, key)); #ifdef HAVE_X11_EXTENSIONS_XINPUT_H } else if (g_strcmp0 (key, KEY_TOUCHPAD_ENABLED) == 0) { set_touchpad_enabled (g_settings_get_boolean (settings, key)); #endif } /*else if (g_strcmp0 (key, KEY_MOUSE_A11Y_DWELL_ENABLE) == 0) { set_mousetweaks_daemon (manager, g_settings_get_boolean (settings, key), g_settings_get_boolean (settings, KEY_MOUSE_A11Y_DELAY_ENABLE, NULL)); } } else if (g_strcmp0 (key, KEY_MOUSE_A11Y_DELAY_ENABLE) == 0) { set_mousetweaks_daemon (manager, g_settings_get_boolean (settings, KEY_MOUSE_A11Y_DWELL_ENABLE, NULL), g_settings_get_boolean (settings, key)); }*/ } 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) { mate_settings_profile_start (NULL); manager->priv->settings_mouse = g_settings_new (MATE_MOUSE_SCHEMA); manager->priv->settings_touchpad = g_settings_new (MATE_TOUCHPAD_SCHEMA); g_signal_connect (manager->priv->settings_mouse, "changed", G_CALLBACK (mouse_callback), manager); g_signal_connect (manager->priv->settings_touchpad, "changed", G_CALLBACK (mouse_callback), manager); manager->priv->syndaemon_spawned = FALSE; #ifdef HAVE_X11_EXTENSIONS_XINPUT_H set_devicepresence_handler (manager); #endif set_mouse_settings (manager); set_locate_pointer (manager, g_settings_get_boolean (manager->priv->settings_mouse, KEY_MOUSE_LOCATE_POINTER)); /* set_mousetweaks_daemon (manager, g_settings_get_boolean (manager->priv->settings_mouse_a11y, KEY_MOUSE_A11Y_DWELL_ENABLE), g_settings_get_boolean (manager->priv->settings_mouse_a11y, KEY_MOUSE_A11Y_DELAY_ENABLE)); */ set_disable_w_typing (manager, g_settings_get_boolean (manager->priv->settings_touchpad, KEY_TOUCHPAD_DISABLE_W_TYPING)); #ifdef HAVE_X11_EXTENSIONS_XINPUT_H set_tap_to_click (g_settings_get_boolean (manager->priv->settings_touchpad, KEY_TOUCHPAD_TAP_TO_CLICK), g_settings_get_boolean (manager->priv->settings_mouse, KEY_MOUSE_LEFT_HANDED)); set_edge_scroll (g_settings_get_int (manager->priv->settings_touchpad, KEY_TOUCHPAD_SCROLL_METHOD)); set_horiz_scroll (g_settings_get_boolean (manager->priv->settings_touchpad, KEY_TOUCHPAD_PAD_HORIZ_SCROLL)); set_touchpad_enabled (g_settings_get_boolean (manager->priv->settings_touchpad, KEY_TOUCHPAD_ENABLED)); #endif 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; g_debug ("Stopping mouse manager"); if (p->settings_mouse != NULL) { g_object_unref(p->settings_mouse); p->settings_mouse = NULL; } if (p->settings_touchpad != NULL) { g_object_unref(p->settings_touchpad); p->settings_touchpad = NULL; } 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); }