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gnome-control-center/panels/mouse/cc-mouse-panel.c
Georges Basile Stavracas Neto 4300a4a290 panels: Use new CcPanel helpers for title widgets 
This should significantly simplify these panels, by not forcing
them to override GObject.constructed all the time. Most panels
were quite straightfoward.
2022-01-20 02:23:42 +00:00

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/*
* Copyright (C) 2010 Intel, Inc
* Copyright (C) 2012 Red Hat, Inc.
*
* 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, see <http://www.gnu.org/licenses/>.
*
* Authors: Thomas Wood <thomas.wood@intel.com>
* Rodrigo Moya <rodrigo@gnome.org>
* Ondrej Holy <oholy@redhat.com>
*
*/
#include <gdesktop-enums.h>
#include <gtk/gtk.h>
#include "cc-mouse-caps-helper.h"
#include "cc-mouse-panel.h"
#include "cc-mouse-resources.h"
#include "cc-mouse-test.h"
#include "gsd-device-manager.h"
#include "gsd-input-helper.h"
struct _CcMousePanel
{
CcPanel parent_instance;
GtkListBoxRow *edge_scrolling_row;
GtkSwitch *edge_scrolling_switch;
AdwPreferencesGroup *mouse_group;
GtkSwitch *mouse_natural_scrolling_switch;
GtkScale *mouse_speed_scale;
CcMouseTest *mouse_test;
GtkBox *primary_button_box;
GtkToggleButton *primary_button_left;
GtkToggleButton *primary_button_right;
AdwPreferencesPage*preferences;
GtkStack *stack;
GtkListBoxRow *tap_to_click_row;
GtkSwitch *tap_to_click_switch;
GtkButton *test_button;
AdwPreferencesGroup *touchpad_group;
GtkListBoxRow *touchpad_natural_scrolling_row;
GtkSwitch *touchpad_natural_scrolling_switch;
GtkListBoxRow *touchpad_speed_row;
GtkScale *touchpad_speed_scale;
GtkSwitch *touchpad_toggle_switch;
GtkListBoxRow *two_finger_scrolling_row;
GtkSwitch *two_finger_scrolling_switch;
GSettings *mouse_settings;
GSettings *touchpad_settings;
gboolean have_mouse;
gboolean have_touchpad;
gboolean have_touchscreen;
gboolean have_synaptics;
gboolean left_handed;
GtkGesture *left_gesture;
GtkGesture *right_gesture;
};
CC_PANEL_REGISTER (CcMousePanel, cc_mouse_panel)
static void
setup_touchpad_options (CcMousePanel *self)
{
gboolean edge_scroll_enabled;
gboolean two_finger_scroll_enabled;
gboolean have_two_finger_scrolling;
gboolean have_edge_scrolling;
gboolean have_tap_to_click;
if (self->have_synaptics || !self->have_touchpad) {
gtk_widget_hide (GTK_WIDGET (self->touchpad_group));
return;
}
cc_touchpad_check_capabilities (&have_two_finger_scrolling, &have_edge_scrolling, &have_tap_to_click);
gtk_widget_show (GTK_WIDGET (self->touchpad_group));
gtk_widget_set_visible (GTK_WIDGET (self->two_finger_scrolling_row), have_two_finger_scrolling);
gtk_widget_set_visible (GTK_WIDGET (self->edge_scrolling_row), have_edge_scrolling);
gtk_widget_set_visible (GTK_WIDGET (self->tap_to_click_row), have_tap_to_click);
edge_scroll_enabled = g_settings_get_boolean (self->touchpad_settings, "edge-scrolling-enabled");
two_finger_scroll_enabled = g_settings_get_boolean (self->touchpad_settings, "two-finger-scrolling-enabled");
if (edge_scroll_enabled && two_finger_scroll_enabled)
{
/* You cunning user set both, but you can only have one set in that UI */
gtk_switch_set_active (self->edge_scrolling_switch, FALSE);
}
}
static void
two_finger_scrolling_changed_event (CcMousePanel *self,
gboolean state)
{
/* Updating the setting will cause the "state" of the switch to be updated. */
g_settings_set_boolean (self->touchpad_settings, "two-finger-scrolling-enabled", state);
/* Disable edge scrolling if two-finger scrolling is enabled */
if (state && gtk_widget_get_visible (GTK_WIDGET (self->edge_scrolling_row)))
gtk_switch_set_active (self->edge_scrolling_switch, FALSE);
}
static void
edge_scrolling_changed_event (CcMousePanel *self,
gboolean state)
{
/* Updating the setting will cause the "state" of the switch to be updated. */
g_settings_set_boolean (self->touchpad_settings, "edge-scrolling-enabled", state);
/* Disable two-finger scrolling if edge scrolling is enabled */
if (state && gtk_widget_get_visible (GTK_WIDGET (self->two_finger_scrolling_row)))
gtk_switch_set_active (self->two_finger_scrolling_switch, FALSE);
}
static gboolean
get_touchpad_enabled (GSettings *settings)
{
GDesktopDeviceSendEvents send_events;
send_events = g_settings_get_enum (settings, "send-events");
return send_events == G_DESKTOP_DEVICE_SEND_EVENTS_ENABLED;
}
static gboolean
show_touchpad_enabling_switch (CcMousePanel *self)
{
if (!self->have_touchpad)
return FALSE;
g_debug ("Should we show the touchpad disable switch: have_mouse: %s have_touchscreen: %s\n",
self->have_mouse ? "true" : "false",
self->have_touchscreen ? "true" : "false");
/* Let's show the button when a mouse or touchscreen is present */
if (self->have_mouse || self->have_touchscreen)
return TRUE;
/* Let's also show when the touchpad is disabled. */
if (!get_touchpad_enabled (self->touchpad_settings))
return TRUE;
return FALSE;
}
static gboolean
touchpad_enabled_get_mapping (GValue *value,
GVariant *variant,
gpointer user_data)
{
gboolean enabled;
enabled = g_strcmp0 (g_variant_get_string (variant, NULL), "enabled") == 0;
g_value_set_boolean (value, enabled);
return TRUE;
}
static GVariant *
touchpad_enabled_set_mapping (const GValue *value,
const GVariantType *type,
gpointer user_data)
{
gboolean enabled;
enabled = g_value_get_boolean (value);
return g_variant_new_string (enabled ? "enabled" : "disabled");
}
static void
pressed_cb (GtkButton *button)
{
g_signal_emit_by_name (button, "activate");
}
static void
handle_secondary_button (CcMousePanel *self,
GtkToggleButton *button,
GtkGesture *gesture)
{
gtk_gesture_single_set_touch_only (GTK_GESTURE_SINGLE (gesture), FALSE);
gtk_gesture_single_set_exclusive (GTK_GESTURE_SINGLE (gesture), TRUE);
gtk_gesture_single_set_button (GTK_GESTURE_SINGLE (gesture), GDK_BUTTON_SECONDARY);
g_signal_connect_swapped (gesture, "pressed", G_CALLBACK (pressed_cb), button);
gtk_event_controller_set_propagation_phase (GTK_EVENT_CONTROLLER (gesture), GTK_PHASE_BUBBLE);
gtk_widget_add_controller (GTK_WIDGET (button), GTK_EVENT_CONTROLLER (gesture));
}
/* Set up the property editors in the dialog. */
static void
setup_dialog (CcMousePanel *self)
{
GtkToggleButton *button;
gtk_widget_set_direction (GTK_WIDGET (self->primary_button_box), GTK_TEXT_DIR_LTR);
self->left_handed = g_settings_get_boolean (self->mouse_settings, "left-handed");
button = self->left_handed ? self->primary_button_right : self->primary_button_left;
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (button), TRUE);
g_settings_bind (self->mouse_settings, "left-handed",
self->primary_button_left, "active",
G_SETTINGS_BIND_DEFAULT | G_SETTINGS_BIND_INVERT_BOOLEAN);
g_settings_bind (self->mouse_settings, "left-handed",
self->primary_button_right, "active",
G_SETTINGS_BIND_DEFAULT);
/* Allow changing orientation with either button */
button = self->primary_button_right;
self->right_gesture = gtk_gesture_click_new ();
handle_secondary_button (self, button, self->right_gesture);
button = self->primary_button_left;
self->left_gesture = gtk_gesture_click_new ();
handle_secondary_button (self, button, self->left_gesture);
g_settings_bind (self->mouse_settings, "natural-scroll",
self->mouse_natural_scrolling_switch, "active",
G_SETTINGS_BIND_DEFAULT);
/* Mouse section */
gtk_widget_set_visible (GTK_WIDGET (self->mouse_group), self->have_mouse);
g_settings_bind (self->mouse_settings, "speed",
gtk_range_get_adjustment (GTK_RANGE (self->mouse_speed_scale)), "value",
G_SETTINGS_BIND_DEFAULT);
/* Touchpad section */
gtk_widget_set_visible (GTK_WIDGET (self->touchpad_toggle_switch), show_touchpad_enabling_switch (self));
g_settings_bind_with_mapping (self->touchpad_settings, "send-events",
self->touchpad_toggle_switch, "active",
G_SETTINGS_BIND_DEFAULT,
touchpad_enabled_get_mapping,
touchpad_enabled_set_mapping,
NULL, NULL);
g_settings_bind_with_mapping (self->touchpad_settings, "send-events",
self->touchpad_natural_scrolling_row, "sensitive",
G_SETTINGS_BIND_GET,
touchpad_enabled_get_mapping,
touchpad_enabled_set_mapping,
NULL, NULL);
g_settings_bind_with_mapping (self->touchpad_settings, "send-events",
self->touchpad_speed_row, "sensitive",
G_SETTINGS_BIND_GET,
touchpad_enabled_get_mapping,
touchpad_enabled_set_mapping,
NULL, NULL);
g_settings_bind_with_mapping (self->touchpad_settings, "send-events",
self->tap_to_click_row, "sensitive",
G_SETTINGS_BIND_GET,
touchpad_enabled_get_mapping,
touchpad_enabled_set_mapping,
NULL, NULL);
g_settings_bind_with_mapping (self->touchpad_settings, "send-events",
self->two_finger_scrolling_row, "sensitive",
G_SETTINGS_BIND_GET,
touchpad_enabled_get_mapping,
touchpad_enabled_set_mapping,
NULL, NULL);
g_settings_bind_with_mapping (self->touchpad_settings, "send-events",
self->edge_scrolling_row, "sensitive",
G_SETTINGS_BIND_GET,
touchpad_enabled_get_mapping,
touchpad_enabled_set_mapping,
NULL, NULL);
g_settings_bind (self->touchpad_settings, "natural-scroll",
self->touchpad_natural_scrolling_switch, "active",
G_SETTINGS_BIND_DEFAULT);
g_settings_bind (self->touchpad_settings, "speed",
gtk_range_get_adjustment (GTK_RANGE (self->touchpad_speed_scale)), "value",
G_SETTINGS_BIND_DEFAULT);
g_settings_bind (self->touchpad_settings, "tap-to-click",
self->tap_to_click_switch, "active",
G_SETTINGS_BIND_DEFAULT);
g_settings_bind (self->touchpad_settings, "two-finger-scrolling-enabled",
self->two_finger_scrolling_switch, "state",
G_SETTINGS_BIND_GET);
g_settings_bind (self->touchpad_settings, "edge-scrolling-enabled",
self->edge_scrolling_switch, "state",
G_SETTINGS_BIND_GET);
setup_touchpad_options (self);
}
/* Callback issued when a button is clicked on the dialog */
static void
device_changed (CcMousePanel *self)
{
self->have_touchpad = touchpad_is_present ();
setup_touchpad_options (self);
self->have_mouse = mouse_is_present ();
gtk_widget_set_visible (GTK_WIDGET (self->mouse_group), self->have_mouse);
gtk_widget_set_visible (GTK_WIDGET (self->touchpad_toggle_switch), show_touchpad_enabling_switch (self));
}
static void
cc_mouse_panel_dispose (GObject *object)
{
CcMousePanel *self = CC_MOUSE_PANEL (object);
g_clear_object (&self->mouse_settings);
g_clear_object (&self->touchpad_settings);
G_OBJECT_CLASS (cc_mouse_panel_parent_class)->dispose (object);
}
static const char *
cc_mouse_panel_get_help_uri (CcPanel *panel)
{
return "help:gnome-help/mouse";
}
static void
test_button_toggled_cb (CcMousePanel *self)
{
if (gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (self->test_button)))
gtk_stack_set_visible_child (self->stack, GTK_WIDGET (self->mouse_test));
else
gtk_stack_set_visible_child (self->stack, GTK_WIDGET (self->preferences));
}
static void
cc_mouse_panel_init (CcMousePanel *self)
{
GsdDeviceManager *device_manager;
g_resources_register (cc_mouse_get_resource ());
cc_mouse_test_get_type ();
gtk_widget_init_template (GTK_WIDGET (self));
self->mouse_settings = g_settings_new ("org.gnome.desktop.peripherals.mouse");
self->touchpad_settings = g_settings_new ("org.gnome.desktop.peripherals.touchpad");
device_manager = gsd_device_manager_get ();
g_signal_connect_object (device_manager, "device-added",
G_CALLBACK (device_changed), self, G_CONNECT_SWAPPED);
g_signal_connect_object (device_manager, "device-removed",
G_CALLBACK (device_changed), self, G_CONNECT_SWAPPED);
self->have_mouse = mouse_is_present ();
self->have_touchpad = touchpad_is_present ();
self->have_touchscreen = touchscreen_is_present ();
self->have_synaptics = cc_synaptics_check ();
if (self->have_synaptics)
g_warning ("Detected synaptics X driver, please migrate to libinput");
setup_dialog (self);
}
static void
cc_mouse_panel_class_init (CcMousePanelClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
CcPanelClass *panel_class = CC_PANEL_CLASS (klass);
panel_class->get_help_uri = cc_mouse_panel_get_help_uri;
object_class->dispose = cc_mouse_panel_dispose;
gtk_widget_class_set_template_from_resource (widget_class, "/org/gnome/control-center/mouse/cc-mouse-panel.ui");
gtk_widget_class_bind_template_child (widget_class, CcMousePanel, edge_scrolling_row);
gtk_widget_class_bind_template_child (widget_class, CcMousePanel, edge_scrolling_switch);
gtk_widget_class_bind_template_child (widget_class, CcMousePanel, mouse_group);
gtk_widget_class_bind_template_child (widget_class, CcMousePanel, mouse_natural_scrolling_switch);
gtk_widget_class_bind_template_child (widget_class, CcMousePanel, mouse_speed_scale);
gtk_widget_class_bind_template_child (widget_class, CcMousePanel, mouse_test);
gtk_widget_class_bind_template_child (widget_class, CcMousePanel, primary_button_box);
gtk_widget_class_bind_template_child (widget_class, CcMousePanel, primary_button_left);
gtk_widget_class_bind_template_child (widget_class, CcMousePanel, primary_button_right);
gtk_widget_class_bind_template_child (widget_class, CcMousePanel, preferences);
gtk_widget_class_bind_template_child (widget_class, CcMousePanel, stack);
gtk_widget_class_bind_template_child (widget_class, CcMousePanel, tap_to_click_row);
gtk_widget_class_bind_template_child (widget_class, CcMousePanel, tap_to_click_switch);
gtk_widget_class_bind_template_child (widget_class, CcMousePanel, test_button);
gtk_widget_class_bind_template_child (widget_class, CcMousePanel, touchpad_group);
gtk_widget_class_bind_template_child (widget_class, CcMousePanel, touchpad_natural_scrolling_row);
gtk_widget_class_bind_template_child (widget_class, CcMousePanel, touchpad_natural_scrolling_switch);
gtk_widget_class_bind_template_child (widget_class, CcMousePanel, touchpad_speed_row);
gtk_widget_class_bind_template_child (widget_class, CcMousePanel, touchpad_speed_scale);
gtk_widget_class_bind_template_child (widget_class, CcMousePanel, touchpad_toggle_switch);
gtk_widget_class_bind_template_child (widget_class, CcMousePanel, two_finger_scrolling_row);
gtk_widget_class_bind_template_child (widget_class, CcMousePanel, two_finger_scrolling_switch);
gtk_widget_class_bind_template_callback (widget_class, edge_scrolling_changed_event);
gtk_widget_class_bind_template_callback (widget_class, test_button_toggled_cb);
gtk_widget_class_bind_template_callback (widget_class, two_finger_scrolling_changed_event);
}
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