373 lines
12 KiB
C
373 lines
12 KiB
C
/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*-
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*
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* Copyright (C) 2001, 2012 Red Hat, Inc.
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* Copyright (C) 2001 Ximian, Inc.
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*
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* Written by: Jonathon Blandford <jrb@redhat.com>,
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* Bradford Hovinen <hovinen@ximian.com>,
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* Ondrej Holy <oholy@redhat.com>,
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
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* 02111-1307, USA.
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*/
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#include <config.h>
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#include <glib/gi18n.h>
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#include <string.h>
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#include <gdk/gdk.h>
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#include <gdk/gdkx.h>
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#include <gnome-settings-daemon/gsd-enums.h>
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#include <math.h>
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#include "gnome-mouse-properties.h"
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#include "gsd-input-helper.h"
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <dirent.h>
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#include <X11/Xatom.h>
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#include <X11/extensions/XInput.h>
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#define WID(x) (GtkWidget *) gtk_builder_get_object (d->builder, x)
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#define CC_MOUSE_PROPERTIES_GET_PRIVATE(obj) (G_TYPE_INSTANCE_GET_PRIVATE ((obj), CC_TYPE_MOUSE_PROPERTIES, CcMousePropertiesPrivate))
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struct _CcMousePropertiesPrivate
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{
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GtkBuilder *builder;
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GSettings *mouse_settings;
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GSettings *touchpad_settings;
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GdkDeviceManager *device_manager;
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guint device_added_id;
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guint device_removed_id;
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gboolean changing_scroll;
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};
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G_DEFINE_TYPE (CcMouseProperties, cc_mouse_properties, GTK_TYPE_ALIGNMENT);
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static void
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orientation_radio_button_release_event (GtkWidget *widget,
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GdkEventButton *event)
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{
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gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (widget), TRUE);
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}
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static void
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setup_scrollmethod_radios (CcMousePropertiesPrivate *d)
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{
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GsdTouchpadScrollMethod method;
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gboolean active;
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method = g_settings_get_enum (d->touchpad_settings, "scroll-method");
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active = (method == GSD_TOUCHPAD_SCROLL_METHOD_TWO_FINGER_SCROLLING);
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gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (WID ("two_finger_scroll_toggle")), active);
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}
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static void
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scrollmethod_changed_event (GtkToggleButton *button, CcMousePropertiesPrivate *d)
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{
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GsdTouchpadScrollMethod method;
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if (d->changing_scroll)
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return;
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if (gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (WID ("two_finger_scroll_toggle"))))
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method = GSD_TOUCHPAD_SCROLL_METHOD_TWO_FINGER_SCROLLING;
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else
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method = GSD_TOUCHPAD_SCROLL_METHOD_EDGE_SCROLLING;
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g_settings_set_enum (d->touchpad_settings, "scroll-method", method);
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g_settings_set_boolean (d->touchpad_settings, "horiz-scroll-enabled", TRUE);
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}
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static void
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synaptics_check_capabilities (CcMousePropertiesPrivate *d)
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{
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int numdevices, i;
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XDeviceInfo *devicelist;
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Atom realtype, prop;
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int realformat;
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unsigned long nitems, bytes_after;
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unsigned char *data;
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prop = XInternAtom (GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()), "Synaptics Capabilities", True);
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if (!prop)
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return;
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devicelist = XListInputDevices (GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()), &numdevices);
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for (i = 0; i < numdevices; i++) {
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if (devicelist[i].use != IsXExtensionPointer)
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continue;
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gdk_error_trap_push ();
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XDevice *device = XOpenDevice (GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()),
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devicelist[i].id);
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if (gdk_error_trap_pop ())
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continue;
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gdk_error_trap_push ();
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if ((XGetDeviceProperty (GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()), device, prop, 0, 2, False,
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XA_INTEGER, &realtype, &realformat, &nitems,
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&bytes_after, &data) == Success) && (realtype != None)) {
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/* Property data is booleans for has_left, has_middle, has_right, has_double, has_triple.
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* Newer drivers (X.org/kerrnel) will also include has_pressure and has_width. */
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if (!data[0]) {
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gtk_widget_set_sensitive (WID ("tap_to_click_toggle"), FALSE);
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}
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/* Disable two finger scrolling unless the hardware supports
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* double touch */
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if (!(data[3]))
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gtk_widget_set_sensitive (WID ("two_finger_scroll_toggle"), FALSE);
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XFree (data);
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}
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gdk_error_trap_pop_ignored ();
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XCloseDevice (GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()), device);
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}
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XFreeDeviceList (devicelist);
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}
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static void
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pointer_speed_scale_event (GtkRange *scale, CcMousePropertiesPrivate *d)
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{
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gdouble value;
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GSettings *settings;
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GtkAdjustment *adjustment;
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if (GTK_WIDGET (scale) == WID ("pointer_speed_scale"))
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settings = d->mouse_settings;
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else
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settings = d->touchpad_settings;
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g_settings_set_double (settings, "motion-acceleration", gtk_range_get_value (scale));
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adjustment = gtk_range_get_adjustment (scale);
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value = gtk_adjustment_get_upper (adjustment) - gtk_range_get_value (scale) + 1;
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g_settings_set_int (settings, "motion-threshold", value);
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}
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static gboolean
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show_touchpad_enabling_switch (GSettings *touchpad_settings)
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{
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gboolean enabled;
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if (!touchpad_is_present())
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return FALSE;
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/* Lets show the button when the mouse/touchscreen is present */
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if (mouse_is_present() || touchscreen_is_present())
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return TRUE;
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/* Lets also show when touch pad is disabled. */
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enabled = g_settings_get_boolean (touchpad_settings, "touchpad-enabled");
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if (!enabled)
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return TRUE;
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return FALSE;
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}
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/* Set up the property editors in the dialog. */
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static void
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setup_dialog (CcMousePropertiesPrivate *d)
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{
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GtkRadioButton *radio;
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gboolean touchpad_present, mouse_present;
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/* Orientation radio buttons */
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radio = GTK_RADIO_BUTTON (WID ("left_handed_radio"));
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g_settings_bind (d->mouse_settings, "left-handed", radio, "active", G_SETTINGS_BIND_DEFAULT);
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/* explicitly connect to button-release so that you can change orientation with either button */
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g_signal_connect (WID ("right_handed_radio"), "button_release_event",
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G_CALLBACK (orientation_radio_button_release_event), NULL);
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g_signal_connect (WID ("left_handed_radio"), "button_release_event",
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G_CALLBACK (orientation_radio_button_release_event), NULL);
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/* Double-click time */
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g_settings_bind (d->mouse_settings, "double-click",
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gtk_range_get_adjustment (GTK_RANGE (WID ("double_click_scale"))), "value",
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G_SETTINGS_BIND_DEFAULT);
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/* Mouse section */
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mouse_present = mouse_is_present ();
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gtk_widget_set_visible (WID ("mouse_vbox"), mouse_present);
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g_signal_connect (WID ("pointer_speed_scale"), "value-changed",
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G_CALLBACK (pointer_speed_scale_event), d);
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g_settings_bind (d->mouse_settings, "motion-acceleration",
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gtk_range_get_adjustment (GTK_RANGE (WID ("pointer_speed_scale"))), "value",
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G_SETTINGS_BIND_DEFAULT);
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/* Trackpad page */
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touchpad_present = touchpad_is_present ();
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gtk_widget_set_visible (WID ("touchpad_vbox"), touchpad_present);
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gtk_widget_set_visible (WID ("touchpad_enabled_switch"),
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show_touchpad_enabling_switch (d->touchpad_settings));
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g_settings_bind (d->touchpad_settings, "touchpad-enabled",
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WID ("touchpad_enabled_switch"), "active",
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G_SETTINGS_BIND_DEFAULT);
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g_settings_bind (d->touchpad_settings, "touchpad-enabled",
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WID ("touchpad_options_box"), "sensitive",
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G_SETTINGS_BIND_GET);
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g_settings_bind (d->touchpad_settings, "disable-while-typing",
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WID ("disable_w_typing_toggle"), "active",
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G_SETTINGS_BIND_DEFAULT);
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g_settings_bind (d->touchpad_settings, "tap-to-click",
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WID ("tap_to_click_toggle"), "active",
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G_SETTINGS_BIND_DEFAULT);
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g_settings_bind (d->touchpad_settings, "natural-scroll",
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WID ("natural_scroll_toggle"), "active",
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G_SETTINGS_BIND_DEFAULT);
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g_settings_bind (d->touchpad_settings, "motion-acceleration",
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gtk_range_get_adjustment (GTK_RANGE (WID ("touchpad_pointer_speed_scale"))), "value",
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G_SETTINGS_BIND_DEFAULT);
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g_signal_connect (WID ("touchpad_pointer_speed_scale"), "value-changed",
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G_CALLBACK (pointer_speed_scale_event), d);
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if (touchpad_present) {
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synaptics_check_capabilities (d);
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setup_scrollmethod_radios (d);
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}
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g_signal_connect (WID ("two_finger_scroll_toggle"), "toggled",
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G_CALLBACK (scrollmethod_changed_event), d);
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}
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/* Construct the dialog */
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static void
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create_dialog (CcMousePropertiesPrivate *d)
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{
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GtkSizeGroup *size_group;
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size_group = gtk_size_group_new (GTK_SIZE_GROUP_HORIZONTAL);
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gtk_size_group_add_widget (size_group, WID ("primary_button_label"));
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gtk_size_group_add_widget (size_group, WID ("pointer_speed_label"));
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gtk_size_group_add_widget (size_group, WID ("double_click_label"));
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gtk_size_group_add_widget (size_group, WID ("touchpad_pointer_speed_label"));
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size_group = gtk_size_group_new (GTK_SIZE_GROUP_HORIZONTAL);
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gtk_size_group_add_widget (size_group, WID ("pointer_speed_fast_label"));
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gtk_size_group_add_widget (size_group, WID ("double_click_fast_label"));
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gtk_size_group_add_widget (size_group, WID ("touchpad_pointer_speed_fast_label"));
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size_group = gtk_size_group_new (GTK_SIZE_GROUP_HORIZONTAL);
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gtk_size_group_add_widget (size_group, WID ("pointer_speed_slow_label"));
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gtk_size_group_add_widget (size_group, WID ("double_click_slow_label"));
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gtk_size_group_add_widget (size_group, WID ("touchpad_pointer_speed_slow_label"));
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gtk_widget_set_direction (WID ("primary_button_box"), GTK_TEXT_DIR_LTR);
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}
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/* Callback issued when a button is clicked on the dialog */
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static void
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device_changed (GdkDeviceManager *device_manager,
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GdkDevice *device,
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CcMousePropertiesPrivate *d)
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{
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gboolean present;
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present = touchpad_is_present ();
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gtk_widget_set_visible (WID ("touchpad_vbox"), present);
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if (present) {
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d->changing_scroll = TRUE;
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synaptics_check_capabilities (d);
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setup_scrollmethod_radios (d);
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d->changing_scroll = FALSE;
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}
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present = mouse_is_present ();
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gtk_widget_set_visible (WID ("mouse_vbox"), present);
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gtk_widget_set_visible (WID ("touchpad_enabled_switch"),
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show_touchpad_enabling_switch (d->touchpad_settings));
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}
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static void
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cc_mouse_properties_finalize (GObject *object)
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{
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CcMousePropertiesPrivate *d = CC_MOUSE_PROPERTIES (object)->priv;
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g_clear_object (&d->mouse_settings);
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g_clear_object (&d->touchpad_settings);
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g_clear_object (&d->builder);
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if (d->device_manager != NULL) {
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g_signal_handler_disconnect (d->device_manager, d->device_added_id);
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d->device_added_id = 0;
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g_signal_handler_disconnect (d->device_manager, d->device_removed_id);
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d->device_removed_id = 0;
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d->device_manager = NULL;
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}
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G_OBJECT_CLASS (cc_mouse_properties_parent_class)->finalize (object);
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}
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static void
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cc_mouse_properties_class_init (CcMousePropertiesClass *class)
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{
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GObjectClass *object_class;
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object_class = G_OBJECT_CLASS (class);
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object_class->finalize = cc_mouse_properties_finalize;
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g_type_class_add_private (class, sizeof (CcMousePropertiesPrivate));
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}
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static void
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cc_mouse_properties_init (CcMouseProperties *object)
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{
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CcMousePropertiesPrivate *d = object->priv = CC_MOUSE_PROPERTIES_GET_PRIVATE (object);
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GError *error = NULL;
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d->builder = gtk_builder_new ();
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gtk_builder_add_from_resource (d->builder,
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"/org/gnome/control-center/mouse/gnome-mouse-properties.ui",
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&error);
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d->mouse_settings = g_settings_new ("org.gnome.settings-daemon.peripherals.mouse");
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d->touchpad_settings = g_settings_new ("org.gnome.settings-daemon.peripherals.touchpad");
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d->device_manager = gdk_display_get_device_manager (gdk_display_get_default ());
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d->device_added_id = g_signal_connect (d->device_manager, "device-added",
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G_CALLBACK (device_changed), d);
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d->device_removed_id = g_signal_connect (d->device_manager, "device-removed",
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G_CALLBACK (device_changed), d);
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d->changing_scroll = FALSE;
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gtk_widget_reparent (WID ("prefs_widget"), GTK_WIDGET (object));
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create_dialog (d);
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setup_dialog (d);
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}
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GtkWidget *
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cc_mouse_properties_new (void)
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{
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return (GtkWidget *) g_object_new (CC_TYPE_MOUSE_PROPERTIES, NULL);
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}
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