497 lines
14 KiB
C
497 lines
14 KiB
C
/* -*- mode: c; style: linux -*- */
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/* mouse-properties-capplet.c
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* Copyright (C) 2001 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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*
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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 <gconf/gconf-client.h>
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#include <glade/glade.h>
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#include <gdk/gdkx.h>
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#include <math.h>
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#include "capplet-util.h"
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#include "gconf-property-editor.h"
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#include "activate-settings-daemon.h"
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#include "capplet-stock-icons.h"
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#include "gnome-mouse-accessibility.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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#ifdef HAVE_XCURSOR
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#include <X11/Xcursor/Xcursor.h>
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#endif
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enum
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{
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DOUBLE_CLICK_TEST_OFF,
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DOUBLE_CLICK_TEST_MAYBE,
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DOUBLE_CLICK_TEST_ON
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};
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/* We use this in at least half a dozen places, so it makes sense just to
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* define the macro */
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#define DOUBLE_CLICK_KEY "/desktop/gnome/peripherals/mouse/double_click"
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/* State in testing the double-click speed. Global for a great deal of
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* convenience
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*/
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static gint double_click_state = DOUBLE_CLICK_TEST_OFF;
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/* normalization routines */
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/* All of our scales but double_click are on the range 1->10 as a result, we
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* have a few routines to convert from whatever the gconf key is to our range.
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*/
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static GConfValue *
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double_click_from_gconf (GConfPropertyEditor *peditor, const GConfValue *value)
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{
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GConfValue *new_value;
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new_value = gconf_value_new (GCONF_VALUE_INT);
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gconf_value_set_int (new_value, CLAMP ((int) floor ((gconf_value_get_int (value) + 50) / 100.0) * 100, 100, 1000));
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return new_value;
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}
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static void
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get_default_mouse_info (int *default_numerator, int *default_denominator, int *default_threshold)
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{
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int numerator, denominator;
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int threshold;
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int tmp_num, tmp_den, tmp_threshold;
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/* Query X for the default value */
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XGetPointerControl (GDK_DISPLAY (), &numerator, &denominator,
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&threshold);
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XChangePointerControl (GDK_DISPLAY (), True, True, -1, -1, -1);
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XGetPointerControl (GDK_DISPLAY (), &tmp_num, &tmp_den, &tmp_threshold);
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XChangePointerControl (GDK_DISPLAY (), True, True, numerator, denominator, threshold);
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if (default_numerator)
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*default_numerator = tmp_num;
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if (default_denominator)
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*default_denominator = tmp_den;
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if (default_threshold)
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*default_threshold = tmp_threshold;
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}
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static GConfValue *
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motion_acceleration_from_gconf (GConfPropertyEditor *peditor,
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const GConfValue *value)
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{
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GConfValue *new_value;
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gfloat motion_acceleration;
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new_value = gconf_value_new (GCONF_VALUE_FLOAT);
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if (gconf_value_get_float (value) == -1.0) {
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int numerator, denominator;
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get_default_mouse_info (&numerator, &denominator, NULL);
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motion_acceleration = CLAMP ((gfloat)(numerator / denominator), 0.2, 6.0);
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}
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else {
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motion_acceleration = CLAMP (gconf_value_get_float (value), 0.2, 6.0);
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}
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if (motion_acceleration >= 1)
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gconf_value_set_float (new_value, motion_acceleration + 4);
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else
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gconf_value_set_float (new_value, motion_acceleration * 5);
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return new_value;
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}
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static GConfValue *
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motion_acceleration_to_gconf (GConfPropertyEditor *peditor,
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const GConfValue *value)
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{
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GConfValue *new_value;
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gfloat motion_acceleration;
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new_value = gconf_value_new (GCONF_VALUE_FLOAT);
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motion_acceleration = CLAMP (gconf_value_get_float (value), 1.0, 10.0);
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if (motion_acceleration < 5)
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gconf_value_set_float (new_value, motion_acceleration / 5.0);
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else
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gconf_value_set_float (new_value, motion_acceleration - 4);
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return new_value;
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}
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static GConfValue *
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threshold_from_gconf (GConfPropertyEditor *peditor,
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const GConfValue *value)
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{
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GConfValue *new_value;
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new_value = gconf_value_new (GCONF_VALUE_FLOAT);
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if (gconf_value_get_int (value) == -1) {
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int threshold;
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get_default_mouse_info (NULL, NULL, &threshold);
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gconf_value_set_float (new_value, CLAMP (threshold, 1, 10));
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}
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else {
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gconf_value_set_float (new_value, CLAMP (gconf_value_get_int (value), 1, 10));
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}
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return new_value;
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}
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static GConfValue *
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drag_threshold_from_gconf (GConfPropertyEditor *peditor,
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const GConfValue *value)
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{
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GConfValue *new_value;
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new_value = gconf_value_new (GCONF_VALUE_FLOAT);
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gconf_value_set_float (new_value, CLAMP (gconf_value_get_int (value), 1, 10));
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return new_value;
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}
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/* Double Click handling */
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struct test_data_t
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{
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gint *timeout_id;
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GtkWidget *image;
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};
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/* Timeout for the double click test */
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static gboolean
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test_maybe_timeout (struct test_data_t *data)
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{
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double_click_state = DOUBLE_CLICK_TEST_OFF;
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gtk_image_set_from_stock (GTK_IMAGE (data->image),
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MOUSE_DBLCLCK_OFF, mouse_capplet_dblclck_icon_get_size());
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*data->timeout_id = 0;
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return FALSE;
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}
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/* Callback issued when the user clicks the double click testing area. */
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static gboolean
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event_box_button_press_event (GtkWidget *widget,
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GdkEventButton *event,
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GConfChangeSet *changeset)
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{
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gint double_click_time;
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GConfValue *value;
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static struct test_data_t data;
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static gint test_on_timeout_id = 0;
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static gint test_maybe_timeout_id = 0;
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static guint32 double_click_timestamp = 0;
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GtkWidget *image;
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GConfClient *client;
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if (event->type != GDK_BUTTON_PRESS)
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return FALSE;
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image = g_object_get_data (G_OBJECT (widget), "image");
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if (!(changeset && gconf_change_set_check_value (changeset, DOUBLE_CLICK_KEY, &value))) {
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client = gconf_client_get_default();
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double_click_time = gconf_client_get_int (client, DOUBLE_CLICK_KEY, NULL);
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g_object_unref (client);
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} else
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double_click_time = gconf_value_get_int (value);
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if (test_maybe_timeout_id != 0)
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g_source_remove (test_maybe_timeout_id);
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if (test_on_timeout_id != 0)
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g_source_remove (test_on_timeout_id);
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switch (double_click_state) {
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case DOUBLE_CLICK_TEST_OFF:
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double_click_state = DOUBLE_CLICK_TEST_MAYBE;
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data.image = image;
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data.timeout_id = &test_maybe_timeout_id;
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test_maybe_timeout_id = g_timeout_add (double_click_time, (GtkFunction) test_maybe_timeout, &data);
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break;
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case DOUBLE_CLICK_TEST_MAYBE:
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if (event->time - double_click_timestamp < double_click_time) {
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double_click_state = DOUBLE_CLICK_TEST_ON;
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data.image = image;
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data.timeout_id = &test_on_timeout_id;
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test_on_timeout_id = g_timeout_add (2500, (GtkFunction) test_maybe_timeout, &data);
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}
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break;
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case DOUBLE_CLICK_TEST_ON:
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double_click_state = DOUBLE_CLICK_TEST_OFF;
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break;
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}
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double_click_timestamp = event->time;
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switch (double_click_state) {
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case DOUBLE_CLICK_TEST_ON:
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gtk_image_set_from_stock (GTK_IMAGE (image),
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MOUSE_DBLCLCK_ON, mouse_capplet_dblclck_icon_get_size());
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break;
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case DOUBLE_CLICK_TEST_MAYBE:
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gtk_image_set_from_stock (GTK_IMAGE (image),
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MOUSE_DBLCLCK_MAYBE, mouse_capplet_dblclck_icon_get_size());
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break;
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case DOUBLE_CLICK_TEST_OFF:
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gtk_image_set_from_stock (GTK_IMAGE (image),
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MOUSE_DBLCLCK_OFF, mouse_capplet_dblclck_icon_get_size());
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break;
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}
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return TRUE;
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}
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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 GConfValue *
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left_handed_from_gconf (GConfPropertyEditor *peditor,
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const GConfValue *value)
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{
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GConfValue *new_value;
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new_value = gconf_value_new (GCONF_VALUE_INT);
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gconf_value_set_int (new_value, gconf_value_get_bool (value));
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return new_value;
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}
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static GConfValue *
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left_handed_to_gconf (GConfPropertyEditor *peditor,
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const GConfValue *value)
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{
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GConfValue *new_value;
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new_value = gconf_value_new (GCONF_VALUE_BOOL);
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gconf_value_set_bool (new_value, gconf_value_get_int (value) == 1);
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return new_value;
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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 (GladeXML *dialog, GConfChangeSet *changeset)
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{
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GtkRadioButton *radio;
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GObject *peditor;
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/* Orientation radio buttons */
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radio = GTK_RADIO_BUTTON (WID ("left_handed_radio"));
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peditor = gconf_peditor_new_select_radio
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(changeset, "/desktop/gnome/peripherals/mouse/left_handed", gtk_radio_button_get_group (radio),
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"conv-to-widget-cb", left_handed_from_gconf,
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"conv-from-widget-cb", left_handed_to_gconf,
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NULL);
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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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/* Locate pointer toggle */
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peditor = gconf_peditor_new_boolean
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(changeset, "/desktop/gnome/peripherals/mouse/locate_pointer", WID ("locate_pointer_toggle"), NULL);
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/* Double-click time */
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peditor = gconf_peditor_new_numeric_range
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(changeset, DOUBLE_CLICK_KEY, WID ("delay_scale"),
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"conv-to-widget-cb", double_click_from_gconf,
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NULL);
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gtk_image_set_from_stock (GTK_IMAGE (WID ("double_click_image")), MOUSE_DBLCLCK_OFF, mouse_capplet_dblclck_icon_get_size ());
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g_object_set_data (G_OBJECT (WID ("double_click_eventbox")), "image", WID ("double_click_image"));
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g_signal_connect (WID ("double_click_eventbox"), "button_press_event",
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G_CALLBACK (event_box_button_press_event), changeset);
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/* speed */
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gconf_peditor_new_numeric_range
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(changeset, "/desktop/gnome/peripherals/mouse/motion_acceleration", WID ("accel_scale"),
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"conv-to-widget-cb", motion_acceleration_from_gconf,
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"conv-from-widget-cb", motion_acceleration_to_gconf,
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NULL);
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gconf_peditor_new_numeric_range
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(changeset, "/desktop/gnome/peripherals/mouse/motion_threshold", WID ("sensitivity_scale"),
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"conv-to-widget-cb", threshold_from_gconf,
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NULL);
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/* DnD threshold */
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gconf_peditor_new_numeric_range
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(changeset, "/desktop/gnome/peripherals/mouse/drag_threshold", WID ("drag_threshold_scale"),
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"conv-to-widget-cb", drag_threshold_from_gconf,
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NULL);
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}
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/* Construct the dialog */
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static GladeXML *
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create_dialog (void)
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{
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GladeXML *dialog;
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GtkSizeGroup *size_group;
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dialog = glade_xml_new (GNOMECC_GLADE_DIR "/gnome-mouse-properties.glade", "mouse_properties_dialog", NULL);
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if (!dialog)
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return NULL;
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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 ("acceleration_label"));
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gtk_size_group_add_widget (size_group, WID ("sensitivity_label"));
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gtk_size_group_add_widget (size_group, WID ("threshold_label"));
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gtk_size_group_add_widget (size_group, WID ("timeout_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 ("acceleration_fast_label"));
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gtk_size_group_add_widget (size_group, WID ("sensitivity_high_label"));
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gtk_size_group_add_widget (size_group, WID ("threshold_large_label"));
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gtk_size_group_add_widget (size_group, WID ("timeout_long_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 ("acceleration_slow_label"));
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gtk_size_group_add_widget (size_group, WID ("sensitivity_low_label"));
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gtk_size_group_add_widget (size_group, WID ("threshold_small_label"));
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gtk_size_group_add_widget (size_group, WID ("timeout_short_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 ("simulated_delay_label"));
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gtk_size_group_add_widget (size_group, WID ("dwell_delay_label"));
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gtk_size_group_add_widget (size_group, WID ("dwell_threshold_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 ("simulated_delay_short_label"));
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gtk_size_group_add_widget (size_group, WID ("dwell_delay_short_label"));
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gtk_size_group_add_widget (size_group, WID ("dwell_threshold_small_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 ("simulated_delay_long_label"));
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gtk_size_group_add_widget (size_group, WID ("dwell_delay_long_label"));
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gtk_size_group_add_widget (size_group, WID ("dwell_threshold_large_label"));
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return dialog;
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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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dialog_response_cb (GtkDialog *dialog, gint response_id, GConfChangeSet *changeset)
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{
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if (response_id == GTK_RESPONSE_HELP)
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capplet_help (GTK_WINDOW (dialog),
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"goscustperiph-5");
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else
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gtk_main_quit ();
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}
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int
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main (int argc, char **argv)
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{
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GConfClient *client;
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GladeXML *dialog;
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GtkWidget *dialog_win, *w;
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gchar *start_page = NULL;
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GOptionContext *context;
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GOptionEntry cap_options[] = {
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{"show-page", 'p', G_OPTION_FLAG_IN_MAIN,
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G_OPTION_ARG_STRING,
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&start_page,
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/* TRANSLATORS: don't translate the terms in brackets */
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N_("Specify the name of the page to show (general|accessibility)"),
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N_("page") },
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{NULL}
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};
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context = g_option_context_new (_("- GNOME Mouse Preferences"));
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g_option_context_add_main_entries (context, cap_options, GETTEXT_PACKAGE);
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capplet_init (context, &argc, &argv);
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capplet_init_stock_icons ();
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activate_settings_daemon ();
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client = gconf_client_get_default ();
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gconf_client_add_dir (client, "/desktop/gnome/peripherals/mouse", GCONF_CLIENT_PRELOAD_ONELEVEL, NULL);
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dialog = create_dialog ();
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if (dialog) {
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setup_dialog (dialog, NULL);
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setup_accessibility (dialog, client);
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dialog_win = WID ("mouse_properties_dialog");
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g_signal_connect (dialog_win, "response",
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G_CALLBACK (dialog_response_cb), NULL);
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if (start_page != NULL) {
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gchar *page_name;
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page_name = g_strconcat (start_page, "_vbox", NULL);
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g_free (start_page);
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w = WID (page_name);
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if (w != NULL) {
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GtkNotebook *nb;
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gint pindex;
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nb = GTK_NOTEBOOK (WID ("prefs_widget"));
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pindex = gtk_notebook_page_num (nb, w);
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if (pindex != -1)
|
|
gtk_notebook_set_current_page (nb, pindex);
|
|
}
|
|
g_free (page_name);
|
|
}
|
|
|
|
capplet_set_icon (dialog_win, "input-mouse");
|
|
gtk_widget_show (dialog_win);
|
|
|
|
gtk_main ();
|
|
|
|
g_object_unref (dialog);
|
|
}
|
|
|
|
g_object_unref (client);
|
|
|
|
return 0;
|
|
}
|