From 45b1165f77cab0ac8dc40ce7d605e32c697fb22d Mon Sep 17 00:00:00 2001 From: Michael Terry Date: Tue, 22 Feb 2011 11:20:34 -0500 Subject: add initial timezone map implementation, borrowed from gnome-control-center --- libmap/dt-lockbutton.c | 627 +++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 627 insertions(+) create mode 100644 libmap/dt-lockbutton.c (limited to 'libmap/dt-lockbutton.c') diff --git a/libmap/dt-lockbutton.c b/libmap/dt-lockbutton.c new file mode 100644 index 0000000..ecf4c12 --- /dev/null +++ b/libmap/dt-lockbutton.c @@ -0,0 +1,627 @@ +/* + * Copyright (C) 2010 Red Hat, Inc. + * Author: Matthias Clasen + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library 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 + * Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this library; if not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ + +#include "config.h" + +#include "dt-lockbutton.h" + +#include +#include + +#define P_(s) s + +struct _DtLockButtonPrivate +{ + GPermission *permission; + + gchar *text_lock; + gchar *text_unlock; + gchar *text_not_authorized; + + gchar *tooltip_lock; + gchar *tooltip_unlock; + gchar *tooltip_not_authorized; + + GtkWidget *box; + GtkWidget *eventbox; + GtkWidget *image; + GtkWidget *button; + GtkWidget *notebook; + + GtkWidget *label_lock; + GtkWidget *label_unlock; + GtkWidget *label_not_authorized; + + GCancellable *cancellable; + + gboolean constructed; +}; + +enum +{ + PROP_0, + PROP_PERMISSION, + PROP_TEXT_LOCK, + PROP_TEXT_UNLOCK, + PROP_TEXT_NOT_AUTHORIZED, + PROP_TOOLTIP_LOCK, + PROP_TOOLTIP_UNLOCK, + PROP_TOOLTIP_NOT_AUTHORIZED +}; + +static void update_state (DtLockButton *button); + +static void on_permission_changed (GPermission *permission, + GParamSpec *pspec, + gpointer user_data); + +static void on_clicked (GtkButton *button, + gpointer user_data); + +static void on_button_press (GtkWidget *widget, + GdkEventButton *event, + gpointer user_data); + +G_DEFINE_TYPE (DtLockButton, dt_lock_button, GTK_TYPE_BIN); + +static void +dt_lock_button_finalize (GObject *object) +{ + DtLockButton *button = DT_LOCK_BUTTON (object); + DtLockButtonPrivate *priv = button->priv; + + g_free (priv->text_lock); + g_free (priv->text_unlock); + g_free (priv->text_not_authorized); + + g_free (priv->tooltip_lock); + g_free (priv->tooltip_unlock); + g_free (priv->tooltip_not_authorized); + + if (priv->cancellable != NULL) + { + g_cancellable_cancel (priv->cancellable); + g_object_unref (priv->cancellable); + } + + g_signal_handlers_disconnect_by_func (priv->permission, + on_permission_changed, + button); + + g_object_unref (priv->permission); + + G_OBJECT_CLASS (dt_lock_button_parent_class)->finalize (object); +} + +static void +dt_lock_button_get_property (GObject *object, + guint property_id, + GValue *value, + GParamSpec *pspec) +{ + DtLockButton *button = DT_LOCK_BUTTON (object); + DtLockButtonPrivate *priv = button->priv; + + switch (property_id) + { + case PROP_PERMISSION: + g_value_set_object (value, priv->permission); + break; + + case PROP_TEXT_LOCK: + g_value_set_string (value, priv->text_lock); + break; + + case PROP_TEXT_UNLOCK: + g_value_set_string (value, priv->text_unlock); + break; + + case PROP_TEXT_NOT_AUTHORIZED: + g_value_set_string (value, priv->text_not_authorized); + break; + + case PROP_TOOLTIP_LOCK: + g_value_set_string (value, priv->tooltip_lock); + break; + + case PROP_TOOLTIP_UNLOCK: + g_value_set_string (value, priv->tooltip_unlock); + break; + + case PROP_TOOLTIP_NOT_AUTHORIZED: + g_value_set_string (value, priv->tooltip_not_authorized); + break; + + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); + break; + } +} + +static void +dt_lock_button_set_property (GObject *object, + guint property_id, + const GValue *value, + GParamSpec *pspec) +{ + DtLockButton *button = DT_LOCK_BUTTON (object); + DtLockButtonPrivate *priv = button->priv; + + switch (property_id) + { + case PROP_PERMISSION: + priv->permission = g_value_get_object (value); + break; + + case PROP_TEXT_LOCK: + g_free (priv->text_lock); + priv->text_lock = g_value_dup_string (value); + break; + + case PROP_TEXT_UNLOCK: + g_free (priv->text_unlock); + priv->text_unlock = g_value_dup_string (value); + break; + + case PROP_TEXT_NOT_AUTHORIZED: + g_free (priv->text_not_authorized); + priv->text_not_authorized = g_value_dup_string (value); + break; + + case PROP_TOOLTIP_LOCK: + g_free (priv->tooltip_lock); + priv->tooltip_lock = g_value_dup_string (value); + break; + + case PROP_TOOLTIP_UNLOCK: + g_free (priv->tooltip_unlock); + priv->tooltip_unlock = g_value_dup_string (value); + break; + + case PROP_TOOLTIP_NOT_AUTHORIZED: + g_free (priv->tooltip_not_authorized); + priv->tooltip_not_authorized = g_value_dup_string (value); + break; + + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec); + break; + } + + if (priv->constructed) + update_state (button); +} + +static void +dt_lock_button_init (DtLockButton *button) +{ + button->priv = G_TYPE_INSTANCE_GET_PRIVATE (button, + DT_TYPE_LOCK_BUTTON, + DtLockButtonPrivate); +} + +static void +dt_lock_button_constructed (GObject *object) +{ + DtLockButton *button = DT_LOCK_BUTTON (object); + DtLockButtonPrivate *priv = button->priv; + + priv->constructed = TRUE; + + g_signal_connect (priv->permission, "notify", + G_CALLBACK (on_permission_changed), button); + + priv->box = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 6); + gtk_container_add (GTK_CONTAINER (button), priv->box); + + priv->eventbox = gtk_event_box_new (); + gtk_event_box_set_visible_window (GTK_EVENT_BOX (priv->eventbox), FALSE); + gtk_container_add (GTK_CONTAINER (priv->box), priv->eventbox); + gtk_widget_show (priv->eventbox); + + priv->image = gtk_image_new (); /* image is set in update_state() */ + gtk_container_add (GTK_CONTAINER (priv->eventbox), priv->image); + gtk_widget_show (priv->image); + + priv->notebook = gtk_notebook_new (); + gtk_notebook_set_show_tabs (GTK_NOTEBOOK (priv->notebook), FALSE); + gtk_notebook_set_show_border (GTK_NOTEBOOK (priv->notebook), FALSE); + gtk_widget_show (priv->notebook); + + priv->button = gtk_button_new (); + gtk_container_add (GTK_CONTAINER (priv->button), priv->notebook); + gtk_widget_show (priv->button); + + priv->label_lock = gtk_label_new (""); /* text is set in update_state */ + gtk_notebook_append_page (GTK_NOTEBOOK (priv->notebook), priv->label_lock, NULL); + gtk_widget_show (priv->label_lock); + + priv->label_unlock = gtk_label_new (""); + gtk_notebook_append_page (GTK_NOTEBOOK (priv->notebook), priv->label_unlock, NULL); + gtk_widget_show (priv->label_unlock); + + priv->label_not_authorized = gtk_label_new (""); + gtk_notebook_append_page (GTK_NOTEBOOK (priv->notebook), priv->label_not_authorized, NULL); + gtk_widget_show (priv->label_not_authorized); + + gtk_box_pack_start (GTK_BOX (priv->box), priv->button, FALSE, FALSE, 0); + gtk_widget_show (priv->button); + + g_signal_connect (priv->eventbox, "button-press-event", + G_CALLBACK (on_button_press), button); + g_signal_connect (priv->button, "clicked", + G_CALLBACK (on_clicked), button); + + gtk_widget_set_no_show_all (priv->box, TRUE); + + update_state (button); + + if (G_OBJECT_CLASS (dt_lock_button_parent_class)->constructed != NULL) + G_OBJECT_CLASS (dt_lock_button_parent_class)->constructed (object); +} + +static void +dt_lock_button_get_preferred_width (GtkWidget *widget, + gint *minimum, + gint *natural) +{ + DtLockButtonPrivate *priv = DT_LOCK_BUTTON (widget)->priv; + + gtk_widget_get_preferred_width (priv->box, minimum, natural); +} + +static void +dt_lock_button_get_preferred_height (GtkWidget *widget, + gint *minimum, + gint *natural) +{ + DtLockButtonPrivate *priv = DT_LOCK_BUTTON (widget)->priv; + + gtk_widget_get_preferred_height (priv->box, minimum, natural); +} + +static void +dt_lock_button_size_allocate (GtkWidget *widget, + GtkAllocation *allocation) +{ + DtLockButtonPrivate *priv = DT_LOCK_BUTTON (widget)->priv; + GtkRequisition requisition; + GtkAllocation child_allocation; + + gtk_widget_set_allocation (widget, allocation); + gtk_widget_get_preferred_size (priv->box, &requisition, NULL); + child_allocation.x = allocation->x; + child_allocation.y = allocation->y; + child_allocation.width = requisition.width; + child_allocation.height = requisition.height; + gtk_widget_size_allocate (priv->box, &child_allocation); +} + +static void +dt_lock_button_class_init (DtLockButtonClass *klass) +{ + GObjectClass *gobject_class = G_OBJECT_CLASS (klass); + GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass); + + gobject_class->finalize = dt_lock_button_finalize; + gobject_class->get_property = dt_lock_button_get_property; + gobject_class->set_property = dt_lock_button_set_property; + gobject_class->constructed = dt_lock_button_constructed; + + widget_class->get_preferred_width = dt_lock_button_get_preferred_width; + widget_class->get_preferred_height = dt_lock_button_get_preferred_height; + widget_class->size_allocate = dt_lock_button_size_allocate; + + g_type_class_add_private (klass, sizeof (DtLockButtonPrivate)); + + g_object_class_install_property (gobject_class, PROP_PERMISSION, + g_param_spec_object ("permission", + P_("Permission"), + P_("The GPermission object controlling this button"), + G_TYPE_PERMISSION, + G_PARAM_READWRITE | + G_PARAM_CONSTRUCT_ONLY | + G_PARAM_STATIC_STRINGS)); + + g_object_class_install_property (gobject_class, PROP_TEXT_LOCK, + g_param_spec_string ("text-lock", + P_("Lock Text"), + P_("The text to display when prompting the user to lock"), + _("Lock"), + G_PARAM_READWRITE | + G_PARAM_CONSTRUCT | + G_PARAM_STATIC_STRINGS)); + + g_object_class_install_property (gobject_class, PROP_TEXT_UNLOCK, + g_param_spec_string ("text-unlock", + P_("Unlock Text"), + P_("The text to display when prompting the user to unlock"), + _("Unlock"), + G_PARAM_READWRITE | + G_PARAM_CONSTRUCT | + G_PARAM_STATIC_STRINGS)); + + g_object_class_install_property (gobject_class, PROP_TEXT_NOT_AUTHORIZED, + g_param_spec_string ("text-not-authorized", + P_("Not Authorized Text"), + P_("The text to display when prompting the user cannot obtain authorization"), + _("Locked"), + G_PARAM_READWRITE | + G_PARAM_CONSTRUCT | + G_PARAM_STATIC_STRINGS)); + + g_object_class_install_property (gobject_class, PROP_TOOLTIP_LOCK, + g_param_spec_string ("tooltip-lock", + P_("Lock Tooltip"), + P_("The tooltip to display when prompting the user to lock"), + _("Dialog is unlocked.\nClick to prevent further changes"), + G_PARAM_READWRITE | + G_PARAM_CONSTRUCT | + G_PARAM_STATIC_STRINGS)); + + g_object_class_install_property (gobject_class, PROP_TOOLTIP_UNLOCK, + g_param_spec_string ("tooltip-unlock", + P_("Unlock Tooltip"), + P_("The tooltip to display when prompting the user to unlock"), + _("Dialog is locked.\nClick to make changes"), + G_PARAM_READWRITE | + G_PARAM_CONSTRUCT | + G_PARAM_STATIC_STRINGS)); + + g_object_class_install_property (gobject_class, PROP_TOOLTIP_NOT_AUTHORIZED, + g_param_spec_string ("tooltip-not-authorized", + P_("Not Authorized Tooltip"), + P_("The tooltip to display when prompting the user cannot obtain authorization"), + _("System policy prevents changes.\nContact your system administrator"), + G_PARAM_READWRITE | + G_PARAM_CONSTRUCT | + G_PARAM_STATIC_STRINGS)); +} + +/** + * dt_lock_button_new: + * @permission: a #GPermission + * + * Creates a new lock button which reflects the @permission. + * + * Returns: a new #DtLockButton + * + * Since: 3.0 + */ +GtkWidget * +dt_lock_button_new (GPermission *permission) +{ + g_return_val_if_fail (permission != NULL, NULL); + + return GTK_WIDGET (g_object_new (DT_TYPE_LOCK_BUTTON, + "permission", permission, + NULL)); +} + +static void +update_state (DtLockButton *button) +{ + DtLockButtonPrivate *priv = button->priv; + gint page; + const gchar *tooltip; + gboolean sensitive; + gboolean visible; + GIcon *icon; + + visible = TRUE; + sensitive = TRUE; + + gtk_label_set_text (GTK_LABEL (priv->label_lock), priv->text_lock); + gtk_label_set_text (GTK_LABEL (priv->label_unlock), priv->text_unlock); + gtk_label_set_text (GTK_LABEL (priv->label_not_authorized), priv->text_not_authorized); + + if (g_permission_get_allowed (priv->permission)) + { + if (g_permission_get_can_release (priv->permission)) + { + page = 0; + tooltip = priv->tooltip_lock; + sensitive = TRUE; + } + else + { + page = 0; + tooltip = ""; + visible = FALSE; + } + } + else + { + if (g_permission_get_can_acquire (priv->permission)) + { + page = 1; + tooltip = button->priv->tooltip_unlock; + sensitive = TRUE; + } + else + { + page = 2; + tooltip = button->priv->tooltip_not_authorized; + sensitive = FALSE; + } + } + + if (g_permission_get_allowed (priv->permission)) + { + gchar *names[3]; + + names[0] = "changes-allow-symbolic"; + names[1] = "changes-allow"; + names[2] = NULL; + icon = g_themed_icon_new_from_names (names, -1); + } + else + { + gchar *names[3]; + + names[0] = "changes-prevent-symbolic"; + names[1] = "changes-prevent"; + names[2] = NULL; + icon = g_themed_icon_new_from_names (names, -1); + } + + gtk_image_set_from_gicon (GTK_IMAGE (priv->image), icon, GTK_ICON_SIZE_BUTTON); + g_object_unref (icon); + + gtk_notebook_set_current_page (GTK_NOTEBOOK (priv->notebook), page); + gtk_widget_set_tooltip_markup (priv->box, tooltip); + + gtk_widget_set_sensitive (priv->box, sensitive); + + if (visible) + gtk_widget_show (priv->box); + else + gtk_widget_hide (priv->box); +} + +static void +on_permission_changed (GPermission *permission, + GParamSpec *pspec, + gpointer user_data) +{ + DtLockButton *button = DT_LOCK_BUTTON (user_data); + + update_state (button); +} + +static void +acquire_cb (GObject *source, + GAsyncResult *result, + gpointer user_data) +{ + DtLockButton *button = DT_LOCK_BUTTON (user_data); + DtLockButtonPrivate *priv = button->priv; + GError *error; + + error = NULL; + g_permission_acquire_finish (priv->permission, result, &error); + + if (error) + { + g_warning ("Error acquiring permission: %s", error->message); + g_error_free (error); + } + + g_object_unref (priv->cancellable); + priv->cancellable = NULL; + + update_state (button); +} + +static void +release_cb (GObject *source, + GAsyncResult *result, + gpointer user_data) +{ + DtLockButton *button = DT_LOCK_BUTTON (user_data); + DtLockButtonPrivate *priv = button->priv; + GError *error; + + error = NULL; + g_permission_release_finish (priv->permission, result, &error); + + if (error) + { + g_warning ("Error releasing permission: %s", error->message); + g_error_free (error); + } + + g_object_unref (priv->cancellable); + priv->cancellable = NULL; + + update_state (button); +} + +static void +handle_click (DtLockButton *button) +{ + DtLockButtonPrivate *priv = button->priv; + + if (!g_permission_get_allowed (priv->permission) && + g_permission_get_can_acquire (priv->permission)) + { + /* if we already have a pending interactive check, then do nothing */ + if (priv->cancellable != NULL) + goto out; + + priv->cancellable = g_cancellable_new (); + + g_permission_acquire_async (priv->permission, + priv->cancellable, + acquire_cb, + button); + } + else if (g_permission_get_allowed (priv->permission) && + g_permission_get_can_release (priv->permission)) + { + /* if we already have a pending interactive check, then do nothing */ + if (priv->cancellable != NULL) + goto out; + + priv->cancellable = g_cancellable_new (); + + g_permission_release_async (priv->permission, + priv->cancellable, + release_cb, + button); + } + + out: ; +} + +static void +on_clicked (GtkButton *_button, + gpointer user_data) + +{ + handle_click (DT_LOCK_BUTTON (user_data)); +} + +static void +on_button_press (GtkWidget *widget, + GdkEventButton *event, + gpointer user_data) +{ + handle_click (DT_LOCK_BUTTON (user_data)); +} + +/** + * dt_lock_button_get_permission: + * @button: a #DtLockButton + * + * Obtains the #GPermission object that controls @button. + * + * Returns: the #GPermission of @button + * + * Since: 3.0 + */ +GPermission * +dt_lock_button_get_permission (DtLockButton *button) +{ + g_return_val_if_fail (DT_IS_LOCK_BUTTON (button), NULL); + + return button->priv->permission; +} + -- cgit v1.2.3