/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ /* GTK - The GIMP Toolkit * Copyright (C) Christian Kellner * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser 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 * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library. If not, see . */ /* * Modified by the GTK+ Team and others 1997-2000. See the AUTHORS * file for a list of people on the GTK+ Team. See the ChangeLog * files for a list of changes. These files are distributed with * GTK+ at ftp://ftp.gtk.org/pub/gtk/. */ #include "config.h" #include #include "gtkmountoperationprivate.h" #include "gtkbox.h" #include "gtkdbusgenerated.h" #include "gtkentry.h" #include "gtkbox.h" #include "gtkintl.h" #include "gtklabel.h" #include "gtkmessagedialog.h" #include "gtkmountoperation.h" #include "gtkprivate.h" #include "gtkradiobutton.h" #include "gtkgrid.h" #include "gtkwindow.h" #include "gtktreeview.h" #include "gtktreeselection.h" #include "gtkcellrenderertext.h" #include "gtkcellrendererpixbuf.h" #include "gtkscrolledwindow.h" #include "gtkicontheme.h" #include "gtkmenuitem.h" #include "gtkmain.h" #include /** * SECTION:filesystem * @short_description: Functions for working with GIO * @Title: Filesystem utilities * * The functions and objects described here make working with GTK+ and * GIO more convenient. * * #GtkMountOperation is needed when mounting volumes: * It is an implementation of #GMountOperation that can be used with * GIO functions for mounting volumes such as * g_file_mount_enclosing_volume(), g_file_mount_mountable(), * g_volume_mount(), g_mount_unmount_with_operation() and others. * * When necessary, #GtkMountOperation shows dialogs to ask for * passwords, questions or show processes blocking unmount. * * gtk_show_uri() is a convenient way to launch applications for URIs. * * Another object that is worth mentioning in this context is * #GdkAppLaunchContext, which provides visual feedback when lauching * applications. */ static void gtk_mount_operation_finalize (GObject *object); static void gtk_mount_operation_set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec); static void gtk_mount_operation_get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec); static void gtk_mount_operation_ask_password (GMountOperation *op, const char *message, const char *default_user, const char *default_domain, GAskPasswordFlags flags); static void gtk_mount_operation_ask_question (GMountOperation *op, const char *message, const char *choices[]); static void gtk_mount_operation_show_processes (GMountOperation *op, const char *message, GArray *processes, const char *choices[]); static void gtk_mount_operation_aborted (GMountOperation *op); struct _GtkMountOperationPrivate { GtkWindow *parent_window; GtkDialog *dialog; GdkScreen *screen; /* bus proxy */ _GtkMountOperationHandler *handler; GCancellable *cancellable; gboolean handler_showing; /* for the ask-password dialog */ GtkWidget *grid; GtkWidget *username_entry; GtkWidget *domain_entry; GtkWidget *password_entry; GtkWidget *anonymous_toggle; GList *user_widgets; GAskPasswordFlags ask_flags; GPasswordSave password_save; gboolean anonymous; /* for the show-processes dialog */ GtkWidget *process_tree_view; GtkListStore *process_list_store; }; enum { PROP_0, PROP_PARENT, PROP_IS_SHOWING, PROP_SCREEN }; G_DEFINE_TYPE_WITH_PRIVATE (GtkMountOperation, gtk_mount_operation, G_TYPE_MOUNT_OPERATION) static void gtk_mount_operation_class_init (GtkMountOperationClass *klass) { GObjectClass *object_class = G_OBJECT_CLASS (klass); GMountOperationClass *mount_op_class = G_MOUNT_OPERATION_CLASS (klass); object_class->finalize = gtk_mount_operation_finalize; object_class->get_property = gtk_mount_operation_get_property; object_class->set_property = gtk_mount_operation_set_property; mount_op_class->ask_password = gtk_mount_operation_ask_password; mount_op_class->ask_question = gtk_mount_operation_ask_question; mount_op_class->show_processes = gtk_mount_operation_show_processes; mount_op_class->aborted = gtk_mount_operation_aborted; g_object_class_install_property (object_class, PROP_PARENT, g_param_spec_object ("parent", P_("Parent"), P_("The parent window"), GTK_TYPE_WINDOW, GTK_PARAM_READWRITE)); g_object_class_install_property (object_class, PROP_IS_SHOWING, g_param_spec_boolean ("is-showing", P_("Is Showing"), P_("Are we showing a dialog"), FALSE, GTK_PARAM_READABLE)); g_object_class_install_property (object_class, PROP_SCREEN, g_param_spec_object ("screen", P_("Screen"), P_("The screen where this window will be displayed."), GDK_TYPE_SCREEN, GTK_PARAM_READWRITE)); } static void gtk_mount_operation_init (GtkMountOperation *operation) { gchar *name_owner; operation->priv = gtk_mount_operation_get_instance_private (operation); operation->priv->handler = _gtk_mount_operation_handler_proxy_new_for_bus_sync (G_BUS_TYPE_SESSION, G_DBUS_PROXY_FLAGS_DO_NOT_AUTO_START, "org.gtk.MountOperationHandler", "/org/gtk/MountOperationHandler", NULL, NULL); name_owner = g_dbus_proxy_get_name_owner (G_DBUS_PROXY (operation->priv->handler)); if (!name_owner) g_clear_object (&operation->priv->handler); g_free (name_owner); if (operation->priv->handler) g_dbus_proxy_set_default_timeout (G_DBUS_PROXY (operation->priv->handler), G_MAXINT); } static void gtk_mount_operation_finalize (GObject *object) { GtkMountOperation *operation = GTK_MOUNT_OPERATION (object); GtkMountOperationPrivate *priv = operation->priv; if (priv->user_widgets) g_list_free (priv->user_widgets); if (priv->parent_window) g_object_unref (priv->parent_window); if (priv->screen) g_object_unref (priv->screen); if (priv->handler) g_object_unref (priv->handler); G_OBJECT_CLASS (gtk_mount_operation_parent_class)->finalize (object); } static void gtk_mount_operation_set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec) { GtkMountOperation *operation = GTK_MOUNT_OPERATION (object); switch (prop_id) { case PROP_PARENT: gtk_mount_operation_set_parent (operation, g_value_get_object (value)); break; case PROP_SCREEN: gtk_mount_operation_set_screen (operation, g_value_get_object (value)); break; case PROP_IS_SHOWING: default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); break; } } static void gtk_mount_operation_get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec) { GtkMountOperation *operation = GTK_MOUNT_OPERATION (object); GtkMountOperationPrivate *priv = operation->priv; switch (prop_id) { case PROP_PARENT: g_value_set_object (value, priv->parent_window); break; case PROP_IS_SHOWING: g_value_set_boolean (value, priv->dialog != NULL || priv->handler_showing); break; case PROP_SCREEN: g_value_set_object (value, priv->screen); break; default: G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); break; } } static void gtk_mount_operation_proxy_finish (GtkMountOperation *op, GMountOperationResult result) { _gtk_mount_operation_handler_call_close (op->priv->handler, NULL, NULL, NULL); op->priv->handler_showing = FALSE; g_object_notify (G_OBJECT (op), "is-showing"); g_mount_operation_reply (G_MOUNT_OPERATION (op), result); /* drop the reference acquired when calling the proxy method */ g_object_unref (op); } static void remember_button_toggled (GtkToggleButton *button, GtkMountOperation *operation) { GtkMountOperationPrivate *priv = operation->priv; if (gtk_toggle_button_get_active (button)) { gpointer data; data = g_object_get_data (G_OBJECT (button), "password-save"); priv->password_save = GPOINTER_TO_INT (data); } } static void pw_dialog_got_response (GtkDialog *dialog, gint response_id, GtkMountOperation *mount_op) { GtkMountOperationPrivate *priv = mount_op->priv; GMountOperation *op = G_MOUNT_OPERATION (mount_op); if (response_id == GTK_RESPONSE_OK) { const char *text; if (priv->ask_flags & G_ASK_PASSWORD_ANONYMOUS_SUPPORTED) g_mount_operation_set_anonymous (op, priv->anonymous); if (priv->username_entry) { text = gtk_entry_get_text (GTK_ENTRY (priv->username_entry)); g_mount_operation_set_username (op, text); } if (priv->domain_entry) { text = gtk_entry_get_text (GTK_ENTRY (priv->domain_entry)); g_mount_operation_set_domain (op, text); } if (priv->password_entry) { text = gtk_entry_get_text (GTK_ENTRY (priv->password_entry)); g_mount_operation_set_password (op, text); } if (priv->ask_flags & G_ASK_PASSWORD_SAVING_SUPPORTED) g_mount_operation_set_password_save (op, priv->password_save); g_mount_operation_reply (op, G_MOUNT_OPERATION_HANDLED); } else g_mount_operation_reply (op, G_MOUNT_OPERATION_ABORTED); priv->dialog = NULL; g_object_notify (G_OBJECT (op), "is-showing"); gtk_widget_destroy (GTK_WIDGET (dialog)); g_object_unref (op); } static gboolean entry_has_input (GtkWidget *entry_widget) { const char *text; if (entry_widget == NULL) return TRUE; text = gtk_entry_get_text (GTK_ENTRY (entry_widget)); return text != NULL && text[0] != '\0'; } static gboolean pw_dialog_input_is_valid (GtkMountOperation *operation) { GtkMountOperationPrivate *priv = operation->priv; gboolean is_valid = TRUE; /* We don't require password to be non-empty here * since there are situations where it is not needed, * see bug 578365. * We may add a way for the backend to specify that it * definitively needs a password. */ is_valid = entry_has_input (priv->username_entry) && entry_has_input (priv->domain_entry); return is_valid; } static void pw_dialog_verify_input (GtkEditable *editable, GtkMountOperation *operation) { GtkMountOperationPrivate *priv = operation->priv; gboolean is_valid; is_valid = pw_dialog_input_is_valid (operation); gtk_dialog_set_response_sensitive (GTK_DIALOG (priv->dialog), GTK_RESPONSE_OK, is_valid); } static void pw_dialog_anonymous_toggled (GtkWidget *widget, GtkMountOperation *operation) { GtkMountOperationPrivate *priv = operation->priv; gboolean is_valid; GList *l; priv->anonymous = widget == priv->anonymous_toggle; if (priv->anonymous) is_valid = TRUE; else is_valid = pw_dialog_input_is_valid (operation); for (l = priv->user_widgets; l != NULL; l = l->next) { gtk_widget_set_sensitive (GTK_WIDGET (l->data), !priv->anonymous); } gtk_dialog_set_response_sensitive (GTK_DIALOG (priv->dialog), GTK_RESPONSE_OK, is_valid); } static void pw_dialog_cycle_focus (GtkWidget *widget, GtkMountOperation *operation) { GtkMountOperationPrivate *priv; GtkWidget *next_widget = NULL; priv = operation->priv; if (widget == priv->username_entry) { if (priv->domain_entry != NULL) next_widget = priv->domain_entry; else if (priv->password_entry != NULL) next_widget = priv->password_entry; } else if (widget == priv->domain_entry && priv->password_entry) next_widget = priv->password_entry; if (next_widget) gtk_widget_grab_focus (next_widget); else if (pw_dialog_input_is_valid (operation)) gtk_window_activate_default (GTK_WINDOW (priv->dialog)); } static GtkWidget * table_add_entry (GtkMountOperation *operation, int row, const char *label_text, const char *value, gpointer user_data) { GtkWidget *entry; GtkWidget *label; label = gtk_label_new_with_mnemonic (label_text); gtk_widget_set_halign (label, GTK_ALIGN_END); gtk_widget_set_valign (label, GTK_ALIGN_CENTER); gtk_widget_set_hexpand (label, FALSE); operation->priv->user_widgets = g_list_prepend (operation->priv->user_widgets, label); entry = gtk_entry_new (); gtk_widget_set_hexpand (entry, TRUE); if (value) gtk_entry_set_text (GTK_ENTRY (entry), value); gtk_grid_attach (GTK_GRID (operation->priv->grid), label, 0, row, 1, 1); gtk_grid_attach (GTK_GRID (operation->priv->grid), entry, 1, row, 1, 1); gtk_label_set_mnemonic_widget (GTK_LABEL (label), entry); operation->priv->user_widgets = g_list_prepend (operation->priv->user_widgets, entry); g_signal_connect (entry, "changed", G_CALLBACK (pw_dialog_verify_input), user_data); g_signal_connect (entry, "activate", G_CALLBACK (pw_dialog_cycle_focus), user_data); return entry; } static void gtk_mount_operation_ask_password_do_gtk (GtkMountOperation *operation, const gchar *message, const gchar *default_user, const gchar *default_domain) { GtkMountOperationPrivate *priv; GtkWidget *widget; GtkDialog *dialog; GtkWindow *window; GtkWidget *hbox, *main_vbox, *icon; GtkWidget *grid; GtkWidget *label; GtkWidget *content_area, *action_area; gboolean can_anonymous; guint rows; gchar *primary; const gchar *secondary; PangoAttrList *attrs; priv = operation->priv; widget = gtk_dialog_new (); dialog = GTK_DIALOG (widget); window = GTK_WINDOW (widget); priv->dialog = dialog; content_area = gtk_dialog_get_content_area (dialog); action_area = gtk_dialog_get_action_area (dialog); /* Set the dialog up with HIG properties */ gtk_container_set_border_width (GTK_CONTAINER (dialog), 5); gtk_box_set_spacing (GTK_BOX (content_area), 2); /* 2 * 5 + 2 = 12 */ gtk_container_set_border_width (GTK_CONTAINER (action_area), 5); gtk_box_set_spacing (GTK_BOX (action_area), 6); gtk_window_set_resizable (window, FALSE); gtk_window_set_title (window, ""); gtk_window_set_icon_name (window, "dialog-password"); gtk_dialog_add_buttons (dialog, _("_Cancel"), GTK_RESPONSE_CANCEL, _("Co_nnect"), GTK_RESPONSE_OK, NULL); gtk_dialog_set_default_response (dialog, GTK_RESPONSE_OK); gtk_dialog_set_alternative_button_order (dialog, GTK_RESPONSE_OK, GTK_RESPONSE_CANCEL, -1); /* Build contents */ hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 12); gtk_container_set_border_width (GTK_CONTAINER (hbox), 5); gtk_box_pack_start (GTK_BOX (content_area), hbox, TRUE, TRUE, 0); icon = gtk_image_new_from_icon_name ("dialog-password", GTK_ICON_SIZE_DIALOG); gtk_widget_set_halign (icon, GTK_ALIGN_CENTER); gtk_widget_set_valign (icon, GTK_ALIGN_START); gtk_box_pack_start (GTK_BOX (hbox), icon, FALSE, FALSE, 0); main_vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 18); gtk_box_pack_start (GTK_BOX (hbox), main_vbox, TRUE, TRUE, 0); secondary = strstr (message, "\n"); if (secondary != NULL) { primary = g_strndup (message, secondary - message + 1); } else { primary = g_strdup (message); } label = gtk_label_new (primary); gtk_widget_set_halign (label, GTK_ALIGN_START); gtk_widget_set_valign (label, GTK_ALIGN_CENTER); gtk_label_set_line_wrap (GTK_LABEL (label), TRUE); gtk_box_pack_start (GTK_BOX (main_vbox), GTK_WIDGET (label), FALSE, TRUE, 0); g_free (primary); attrs = pango_attr_list_new (); pango_attr_list_insert (attrs, pango_attr_weight_new (PANGO_WEIGHT_BOLD)); gtk_label_set_attributes (GTK_LABEL (label), attrs); pango_attr_list_unref (attrs); if (secondary != NULL) { label = gtk_label_new (secondary); gtk_widget_set_halign (label, GTK_ALIGN_START); gtk_widget_set_valign (label, GTK_ALIGN_CENTER); gtk_label_set_line_wrap (GTK_LABEL (label), TRUE); gtk_box_pack_start (GTK_BOX (main_vbox), GTK_WIDGET (label), FALSE, FALSE, 0); } grid = gtk_grid_new (); operation->priv->grid = grid; gtk_grid_set_row_spacing (GTK_GRID (grid), 12); gtk_grid_set_column_spacing (GTK_GRID (grid), 12); gtk_widget_set_margin_bottom (grid, 12); gtk_box_pack_start (GTK_BOX (main_vbox), grid, FALSE, FALSE, 0); can_anonymous = priv->ask_flags & G_ASK_PASSWORD_ANONYMOUS_SUPPORTED; rows = 0; priv->anonymous_toggle = NULL; if (can_anonymous) { GtkWidget *anon_box; GtkWidget *choice; GSList *group; label = gtk_label_new (_("Connect As")); gtk_widget_set_halign (label, GTK_ALIGN_END); gtk_widget_set_valign (label, GTK_ALIGN_START); gtk_widget_set_hexpand (label, FALSE); gtk_grid_attach (GTK_GRID (grid), label, 0, rows, 1, 1); anon_box = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0); gtk_grid_attach (GTK_GRID (grid), anon_box, 1, rows++, 1, 1); choice = gtk_radio_button_new_with_mnemonic (NULL, _("_Anonymous")); gtk_box_pack_start (GTK_BOX (anon_box), choice, FALSE, FALSE, 0); g_signal_connect (choice, "toggled", G_CALLBACK (pw_dialog_anonymous_toggled), operation); priv->anonymous_toggle = choice; group = gtk_radio_button_get_group (GTK_RADIO_BUTTON (choice)); choice = gtk_radio_button_new_with_mnemonic (group, _("Registered U_ser")); gtk_box_pack_start (GTK_BOX (anon_box), choice, FALSE, FALSE, 0); g_signal_connect (choice, "toggled", G_CALLBACK (pw_dialog_anonymous_toggled), operation); } priv->username_entry = NULL; if (priv->ask_flags & G_ASK_PASSWORD_NEED_USERNAME) priv->username_entry = table_add_entry (operation, rows++, _("_Username"), default_user, operation); priv->domain_entry = NULL; if (priv->ask_flags & G_ASK_PASSWORD_NEED_DOMAIN) priv->domain_entry = table_add_entry (operation, rows++, _("_Domain"), default_domain, operation); priv->password_entry = NULL; if (priv->ask_flags & G_ASK_PASSWORD_NEED_PASSWORD) { priv->password_entry = table_add_entry (operation, rows++, _("_Password"), NULL, operation); gtk_entry_set_visibility (GTK_ENTRY (priv->password_entry), FALSE); } if (priv->ask_flags & G_ASK_PASSWORD_SAVING_SUPPORTED) { GtkWidget *remember_box; GtkWidget *choice; GSList *group; GPasswordSave password_save; remember_box = gtk_box_new (GTK_ORIENTATION_VERTICAL, 0); gtk_grid_attach (GTK_GRID (grid), remember_box, 0, rows++, 2, 1); priv->user_widgets = g_list_prepend (priv->user_widgets, remember_box); label = gtk_label_new (""); gtk_container_add (GTK_CONTAINER (remember_box), label); password_save = g_mount_operation_get_password_save (G_MOUNT_OPERATION (operation)); priv->password_save = password_save; choice = gtk_radio_button_new_with_mnemonic (NULL, _("Forget password _immediately")); gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (choice), password_save == G_PASSWORD_SAVE_NEVER); g_object_set_data (G_OBJECT (choice), "password-save", GINT_TO_POINTER (G_PASSWORD_SAVE_NEVER)); g_signal_connect (choice, "toggled", G_CALLBACK (remember_button_toggled), operation); gtk_box_pack_start (GTK_BOX (remember_box), choice, FALSE, FALSE, 0); group = gtk_radio_button_get_group (GTK_RADIO_BUTTON (choice)); choice = gtk_radio_button_new_with_mnemonic (group, _("Remember password until you _logout")); gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (choice), password_save == G_PASSWORD_SAVE_FOR_SESSION); g_object_set_data (G_OBJECT (choice), "password-save", GINT_TO_POINTER (G_PASSWORD_SAVE_FOR_SESSION)); g_signal_connect (choice, "toggled", G_CALLBACK (remember_button_toggled), operation); gtk_box_pack_start (GTK_BOX (remember_box), choice, FALSE, FALSE, 0); group = gtk_radio_button_get_group (GTK_RADIO_BUTTON (choice)); choice = gtk_radio_button_new_with_mnemonic (group, _("Remember _forever")); gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (choice), password_save == G_PASSWORD_SAVE_PERMANENTLY); g_object_set_data (G_OBJECT (choice), "password-save", GINT_TO_POINTER (G_PASSWORD_SAVE_PERMANENTLY)); g_signal_connect (choice, "toggled", G_CALLBACK (remember_button_toggled), operation); gtk_box_pack_start (GTK_BOX (remember_box), choice, FALSE, FALSE, 0); } g_signal_connect (G_OBJECT (dialog), "response", G_CALLBACK (pw_dialog_got_response), operation); if (can_anonymous) { /* The anonymous option will be active by default, * ensure the toggled signal is emitted for it. */ gtk_toggle_button_toggled (GTK_TOGGLE_BUTTON (priv->anonymous_toggle)); } else if (! pw_dialog_input_is_valid (operation)) gtk_dialog_set_response_sensitive (dialog, GTK_RESPONSE_OK, FALSE); g_object_notify (G_OBJECT (operation), "is-showing"); if (priv->parent_window) { gtk_window_set_transient_for (window, priv->parent_window); gtk_window_set_modal (window, TRUE); } else if (priv->screen) gtk_window_set_screen (GTK_WINDOW (dialog), priv->screen); gtk_widget_show_all (GTK_WIDGET (dialog)); g_object_ref (operation); } static void call_password_proxy_cb (GObject *source, GAsyncResult *res, gpointer user_data) { _GtkMountOperationHandler *proxy = _GTK_MOUNT_OPERATION_HANDLER (source); GMountOperation *op = user_data; GMountOperationResult result; GVariant *result_details; GVariantIter iter; const gchar *key; GVariant *value; GError *error = NULL; if (!_gtk_mount_operation_handler_call_ask_password_finish (proxy, &result, &result_details, res, &error)) { result = G_MOUNT_OPERATION_ABORTED; g_warning ("Shell mount operation error: %s\n", error->message); g_error_free (error); goto out; } g_variant_iter_init (&iter, result_details); while (g_variant_iter_loop (&iter, "{&sv}", &key, &value)) { if (strcmp (key, "password") == 0) g_mount_operation_set_password (op, g_variant_get_string (value, NULL)); else if (strcmp (key, "password_save") == 0) g_mount_operation_set_password_save (op, g_variant_get_uint32 (value)); } out: gtk_mount_operation_proxy_finish (GTK_MOUNT_OPERATION (op), result); } static void gtk_mount_operation_ask_password_do_proxy (GtkMountOperation *operation, const char *message, const char *default_user, const char *default_domain) { gchar id[255]; g_sprintf(id, "GtkMountOperation%p", operation); operation->priv->handler_showing = TRUE; g_object_notify (G_OBJECT (operation), "is-showing"); /* keep a ref to the operation while the handler is showing */ g_object_ref (operation); _gtk_mount_operation_handler_call_ask_password (operation->priv->handler, id, message, "drive-harddisk", default_user, default_domain, operation->priv->ask_flags, NULL, call_password_proxy_cb, operation); } static void gtk_mount_operation_ask_password (GMountOperation *mount_op, const char *message, const char *default_user, const char *default_domain, GAskPasswordFlags flags) { GtkMountOperation *operation; GtkMountOperationPrivate *priv; gboolean use_gtk; operation = GTK_MOUNT_OPERATION (mount_op); priv = operation->priv; priv->ask_flags = flags; use_gtk = (operation->priv->handler == NULL) || (priv->ask_flags & G_ASK_PASSWORD_NEED_DOMAIN) || (priv->ask_flags & G_ASK_PASSWORD_NEED_USERNAME); if (use_gtk) gtk_mount_operation_ask_password_do_gtk (operation, message, default_user, default_domain); else gtk_mount_operation_ask_password_do_proxy (operation, message, default_user, default_domain); } static void question_dialog_button_clicked (GtkDialog *dialog, gint button_number, GMountOperation *op) { GtkMountOperationPrivate *priv; GtkMountOperation *operation; operation = GTK_MOUNT_OPERATION (op); priv = operation->priv; if (button_number >= 0) { g_mount_operation_set_choice (op, button_number); g_mount_operation_reply (op, G_MOUNT_OPERATION_HANDLED); } else g_mount_operation_reply (op, G_MOUNT_OPERATION_ABORTED); priv->dialog = NULL; g_object_notify (G_OBJECT (operation), "is-showing"); gtk_widget_destroy (GTK_WIDGET (dialog)); g_object_unref (op); } static void gtk_mount_operation_ask_question_do_gtk (GtkMountOperation *op, const char *message, const char *choices[]) { GtkMountOperationPrivate *priv; GtkWidget *dialog; const char *secondary = NULL; char *primary; int count, len = 0; g_return_if_fail (GTK_IS_MOUNT_OPERATION (op)); g_return_if_fail (message != NULL); g_return_if_fail (choices != NULL); priv = op->priv; primary = strstr (message, "\n"); if (primary) { secondary = primary + 1; primary = g_strndup (message, primary - message); } dialog = gtk_message_dialog_new (priv->parent_window, 0, GTK_MESSAGE_QUESTION, GTK_BUTTONS_NONE, "%s", primary != NULL ? primary : message); g_free (primary); if (secondary) gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (dialog), "%s", secondary); /* First count the items in the list then * add the buttons in reverse order */ while (choices[len] != NULL) len++; for (count = len - 1; count >= 0; count--) gtk_dialog_add_button (GTK_DIALOG (dialog), choices[count], count); g_signal_connect (G_OBJECT (dialog), "response", G_CALLBACK (question_dialog_button_clicked), op); priv->dialog = GTK_DIALOG (dialog); g_object_notify (G_OBJECT (op), "is-showing"); if (priv->parent_window == NULL && priv->screen) gtk_window_set_screen (GTK_WINDOW (dialog), priv->screen); gtk_widget_show (dialog); g_object_ref (op); } static void call_question_proxy_cb (GObject *source, GAsyncResult *res, gpointer user_data) { _GtkMountOperationHandler *proxy = _GTK_MOUNT_OPERATION_HANDLER (source); GMountOperation *op = user_data; GMountOperationResult result; GVariant *result_details; GVariantIter iter; const gchar *key; GVariant *value; GError *error = NULL; if (!_gtk_mount_operation_handler_call_ask_question_finish (proxy, &result, &result_details, res, &error)) { result = G_MOUNT_OPERATION_ABORTED; g_warning ("Shell mount operation error: %s\n", error->message); g_error_free (error); goto out; } g_variant_iter_init (&iter, result_details); while (g_variant_iter_loop (&iter, "{&sv}", &key, &value)) { if (strcmp (key, "choice") == 0) g_mount_operation_set_choice (op, g_variant_get_int32 (value)); } out: gtk_mount_operation_proxy_finish (GTK_MOUNT_OPERATION (op), result); } static void gtk_mount_operation_ask_question_do_proxy (GtkMountOperation *operation, const char *message, const char *choices[]) { gchar id[255]; g_sprintf(id, "GtkMountOperation%p", operation); operation->priv->handler_showing = TRUE; g_object_notify (G_OBJECT (operation), "is-showing"); /* keep a ref to the operation while the handler is showing */ g_object_ref (operation); _gtk_mount_operation_handler_call_ask_question (operation->priv->handler, id, message, "drive-harddisk", choices, NULL, call_question_proxy_cb, operation); } static void gtk_mount_operation_ask_question (GMountOperation *op, const char *message, const char *choices[]) { GtkMountOperation *operation; gboolean use_gtk; operation = GTK_MOUNT_OPERATION (op); use_gtk = (operation->priv->handler == NULL); if (use_gtk) gtk_mount_operation_ask_question_do_gtk (operation, message, choices); else gtk_mount_operation_ask_question_do_proxy (operation, message, choices); } static void show_processes_button_clicked (GtkDialog *dialog, gint button_number, GMountOperation *op) { GtkMountOperationPrivate *priv; GtkMountOperation *operation; operation = GTK_MOUNT_OPERATION (op); priv = operation->priv; if (button_number >= 0) { g_mount_operation_set_choice (op, button_number); g_mount_operation_reply (op, G_MOUNT_OPERATION_HANDLED); } else g_mount_operation_reply (op, G_MOUNT_OPERATION_ABORTED); priv->dialog = NULL; g_object_notify (G_OBJECT (operation), "is-showing"); gtk_widget_destroy (GTK_WIDGET (dialog)); g_object_unref (op); } static gint pid_equal (gconstpointer a, gconstpointer b) { GPid pa, pb; pa = *((GPid *) a); pb = *((GPid *) b); return GPOINTER_TO_INT(pb) - GPOINTER_TO_INT(pa); } static void diff_sorted_arrays (GArray *array1, GArray *array2, GCompareFunc compare, GArray *added_indices, GArray *removed_indices) { gint order; guint n1, n2; guint elem_size; n1 = n2 = 0; elem_size = g_array_get_element_size (array1); g_assert (elem_size == g_array_get_element_size (array2)); while (n1 < array1->len && n2 < array2->len) { order = (*compare) (((const char*) array1->data) + n1 * elem_size, ((const char*) array2->data) + n2 * elem_size); if (order < 0) { g_array_append_val (removed_indices, n1); n1++; } else if (order > 0) { g_array_append_val (added_indices, n2); n2++; } else { /* same item */ n1++; n2++; } } while (n1 < array1->len) { g_array_append_val (removed_indices, n1); n1++; } while (n2 < array2->len) { g_array_append_val (added_indices, n2); n2++; } } static void add_pid_to_process_list_store (GtkMountOperation *mount_operation, GtkMountOperationLookupContext *lookup_context, GtkListStore *list_store, GPid pid) { gchar *command_line; gchar *name; GdkPixbuf *pixbuf; gchar *markup; GtkTreeIter iter; name = NULL; pixbuf = NULL; command_line = NULL; _gtk_mount_operation_lookup_info (lookup_context, pid, 24, &name, &command_line, &pixbuf); if (name == NULL) name = g_strdup_printf (_("Unknown Application (PID %d)"), pid); if (command_line == NULL) command_line = g_strdup (""); if (pixbuf == NULL) { GtkIconTheme *theme; theme = gtk_icon_theme_get_for_screen (gtk_widget_get_screen (GTK_WIDGET (mount_operation->priv->dialog))); pixbuf = gtk_icon_theme_load_icon (theme, "application-x-executable", 24, 0, NULL); } markup = g_strdup_printf ("%s\n" "%s", name, command_line); gtk_list_store_append (list_store, &iter); gtk_list_store_set (list_store, &iter, 0, pixbuf, 1, markup, 2, pid, -1); if (pixbuf != NULL) g_object_unref (pixbuf); g_free (markup); g_free (name); g_free (command_line); } static void remove_pid_from_process_list_store (GtkMountOperation *mount_operation, GtkListStore *list_store, GPid pid) { GtkTreeIter iter; GPid pid_of_item; if (gtk_tree_model_get_iter_first (GTK_TREE_MODEL (list_store), &iter)) { do { gtk_tree_model_get (GTK_TREE_MODEL (list_store), &iter, 2, &pid_of_item, -1); if (pid_of_item == pid) { gtk_list_store_remove (list_store, &iter); break; } } while (gtk_tree_model_iter_next (GTK_TREE_MODEL (list_store), &iter)); } } static void update_process_list_store (GtkMountOperation *mount_operation, GtkListStore *list_store, GArray *processes) { guint n; GtkMountOperationLookupContext *lookup_context; GArray *current_pids; GArray *pid_indices_to_add; GArray *pid_indices_to_remove; GtkTreeIter iter; GPid pid; /* Just removing all items and adding new ones will screw up the * focus handling in the treeview - so compute the delta, and add/remove * items as appropriate */ current_pids = g_array_new (FALSE, FALSE, sizeof (GPid)); pid_indices_to_add = g_array_new (FALSE, FALSE, sizeof (gint)); pid_indices_to_remove = g_array_new (FALSE, FALSE, sizeof (gint)); if (gtk_tree_model_get_iter_first (GTK_TREE_MODEL (list_store), &iter)) { do { gtk_tree_model_get (GTK_TREE_MODEL (list_store), &iter, 2, &pid, -1); g_array_append_val (current_pids, pid); } while (gtk_tree_model_iter_next (GTK_TREE_MODEL (list_store), &iter)); } g_array_sort (current_pids, pid_equal); g_array_sort (processes, pid_equal); diff_sorted_arrays (current_pids, processes, pid_equal, pid_indices_to_add, pid_indices_to_remove); for (n = 0; n < pid_indices_to_remove->len; n++) { pid = g_array_index (current_pids, GPid, n); remove_pid_from_process_list_store (mount_operation, list_store, pid); } if (pid_indices_to_add->len > 0) { lookup_context = _gtk_mount_operation_lookup_context_get (gtk_widget_get_display (mount_operation->priv->process_tree_view)); for (n = 0; n < pid_indices_to_add->len; n++) { pid = g_array_index (processes, GPid, n); add_pid_to_process_list_store (mount_operation, lookup_context, list_store, pid); } _gtk_mount_operation_lookup_context_free (lookup_context); } /* select the first item, if we went from a zero to a non-zero amount of processes */ if (current_pids->len == 0 && pid_indices_to_add->len > 0) { if (gtk_tree_model_get_iter_first (GTK_TREE_MODEL (list_store), &iter)) { GtkTreeSelection *tree_selection; tree_selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (mount_operation->priv->process_tree_view)); gtk_tree_selection_select_iter (tree_selection, &iter); } } g_array_unref (current_pids); g_array_unref (pid_indices_to_add); g_array_unref (pid_indices_to_remove); } static void on_end_process_activated (GtkMenuItem *item, gpointer user_data) { GtkMountOperation *op = GTK_MOUNT_OPERATION (user_data); GtkTreeSelection *selection; GtkTreeIter iter; GPid pid_to_kill; GError *error; selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (op->priv->process_tree_view)); if (!gtk_tree_selection_get_selected (selection, NULL, &iter)) goto out; gtk_tree_model_get (GTK_TREE_MODEL (op->priv->process_list_store), &iter, 2, &pid_to_kill, -1); /* TODO: We might want to either * * - Be smart about things and send SIGKILL rather than SIGTERM if * this is the second time the user requests killing a process * * - Or, easier (but worse user experience), offer both "End Process" * and "Terminate Process" options * * But that's not how things work right now.... */ error = NULL; if (!_gtk_mount_operation_kill_process (pid_to_kill, &error)) { GtkWidget *dialog; gint response; /* Use GTK_DIALOG_DESTROY_WITH_PARENT here since the parent dialog can be * indeed be destroyed via the GMountOperation::abort signal... for example, * this is triggered if the user yanks the device while we are showing * the dialog... */ dialog = gtk_message_dialog_new (GTK_WINDOW (op->priv->dialog), GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT, GTK_MESSAGE_ERROR, GTK_BUTTONS_CLOSE, _("Unable to end process")); gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (dialog), "%s", error->message); gtk_widget_show_all (dialog); response = gtk_dialog_run (GTK_DIALOG (dialog)); /* GTK_RESPONSE_NONE means the dialog were programmatically destroy, e.g. that * GTK_DIALOG_DESTROY_WITH_PARENT kicked in - so it would trigger a warning to * destroy the dialog in that case */ if (response != GTK_RESPONSE_NONE) gtk_widget_destroy (dialog); g_error_free (error); } out: ; } static gboolean do_popup_menu_for_process_tree_view (GtkWidget *widget, GdkEventButton *event, GtkMountOperation *op) { GtkWidget *menu; GtkWidget *item; gint button; gint event_time; gboolean popped_up_menu; popped_up_menu = FALSE; menu = gtk_menu_new (); item = gtk_menu_item_new_with_mnemonic (_("_End Process")); g_signal_connect (item, "activate", G_CALLBACK (on_end_process_activated), op); gtk_menu_shell_append (GTK_MENU_SHELL (menu), item); gtk_widget_show_all (menu); if (event != NULL) { GtkTreePath *path; GtkTreeSelection *selection; if (gtk_tree_view_get_path_at_pos (GTK_TREE_VIEW (op->priv->process_tree_view), (gint) event->x, (gint) event->y, &path, NULL, NULL, NULL)) { selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (op->priv->process_tree_view)); gtk_tree_selection_select_path (selection, path); gtk_tree_path_free (path); } else { /* don't popup a menu if the user right-clicked in an area with no rows */ goto out; } button = event->button; event_time = event->time; } else { button = 0; event_time = gtk_get_current_event_time (); } gtk_menu_popup (GTK_MENU (menu), NULL, widget, NULL, NULL, button, event_time); popped_up_menu = TRUE; out: return popped_up_menu; } static gboolean on_popup_menu_for_process_tree_view (GtkWidget *widget, gpointer user_data) { GtkMountOperation *op = GTK_MOUNT_OPERATION (user_data); return do_popup_menu_for_process_tree_view (widget, NULL, op); } static gboolean on_button_press_event_for_process_tree_view (GtkWidget *widget, GdkEventButton *event, gpointer user_data) { GtkMountOperation *op = GTK_MOUNT_OPERATION (user_data); gboolean ret; ret = FALSE; if (gdk_event_triggers_context_menu ((GdkEvent *) event)) { ret = do_popup_menu_for_process_tree_view (widget, event, op); } return ret; } static GtkWidget * create_show_processes_dialog (GtkMountOperation *op, const char *message, const char *choices[]) { GtkMountOperationPrivate *priv; GtkWidget *dialog; const char *secondary = NULL; char *primary; int count, len = 0; GtkWidget *label; GtkWidget *tree_view; GtkWidget *scrolled_window; GtkWidget *vbox; GtkWidget *content_area; GtkTreeViewColumn *column; GtkCellRenderer *renderer; GtkListStore *list_store; gchar *s; priv = op->priv; primary = strstr (message, "\n"); if (primary) { secondary = primary + 1; primary = g_strndup (message, primary - message); } dialog = gtk_dialog_new (); if (priv->parent_window != NULL) gtk_window_set_transient_for (GTK_WINDOW (dialog), priv->parent_window); gtk_window_set_title (GTK_WINDOW (dialog), ""); content_area = gtk_dialog_get_content_area (GTK_DIALOG (dialog)); vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12); gtk_container_set_border_width (GTK_CONTAINER (vbox), 12); gtk_box_pack_start (GTK_BOX (content_area), vbox, TRUE, TRUE, 0); if (secondary != NULL) { s = g_strdup_printf ("%s\n\n%s", primary, secondary); } else { s = g_strdup_printf ("%s", primary); } g_free (primary); label = gtk_label_new (NULL); gtk_label_set_markup (GTK_LABEL (label), s); g_free (s); gtk_box_pack_start (GTK_BOX (vbox), label, TRUE, TRUE, 0); /* First count the items in the list then * add the buttons in reverse order */ while (choices[len] != NULL) len++; for (count = len - 1; count >= 0; count--) gtk_dialog_add_button (GTK_DIALOG (dialog), choices[count], count); g_signal_connect (G_OBJECT (dialog), "response", G_CALLBACK (show_processes_button_clicked), op); priv->dialog = GTK_DIALOG (dialog); g_object_notify (G_OBJECT (op), "is-showing"); if (priv->parent_window == NULL && priv->screen) gtk_window_set_screen (GTK_WINDOW (dialog), priv->screen); tree_view = gtk_tree_view_new (); /* TODO: should use EM's when gtk+ RI patches land */ gtk_widget_set_size_request (tree_view, 300, 120); column = gtk_tree_view_column_new (); renderer = gtk_cell_renderer_pixbuf_new (); gtk_tree_view_column_pack_start (column, renderer, FALSE); gtk_tree_view_column_set_attributes (column, renderer, "pixbuf", 0, NULL); renderer = gtk_cell_renderer_text_new (); g_object_set (renderer, "ellipsize", PANGO_ELLIPSIZE_MIDDLE, "ellipsize-set", TRUE, NULL); gtk_tree_view_column_pack_start (column, renderer, TRUE); gtk_tree_view_column_set_attributes (column, renderer, "markup", 1, NULL); gtk_tree_view_append_column (GTK_TREE_VIEW (tree_view), column); gtk_tree_view_set_headers_visible (GTK_TREE_VIEW (tree_view), FALSE); scrolled_window = gtk_scrolled_window_new (NULL, NULL); gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled_window), GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC); gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (scrolled_window), GTK_SHADOW_IN); gtk_container_add (GTK_CONTAINER (scrolled_window), tree_view); gtk_box_pack_start (GTK_BOX (vbox), scrolled_window, TRUE, TRUE, 0); g_signal_connect (tree_view, "popup-menu", G_CALLBACK (on_popup_menu_for_process_tree_view), op); g_signal_connect (tree_view, "button-press-event", G_CALLBACK (on_button_press_event_for_process_tree_view), op); list_store = gtk_list_store_new (3, GDK_TYPE_PIXBUF, G_TYPE_STRING, G_TYPE_INT); gtk_tree_view_set_model (GTK_TREE_VIEW (tree_view), GTK_TREE_MODEL (list_store)); priv->process_list_store = list_store; priv->process_tree_view = tree_view; /* set pointers to NULL when dialog goes away */ g_object_add_weak_pointer (G_OBJECT (list_store), (gpointer *) &priv->process_list_store); g_object_add_weak_pointer (G_OBJECT (tree_view), (gpointer *) &priv->process_tree_view); g_object_unref (list_store); g_object_ref (op); return dialog; } static void call_processes_proxy_cb (GObject *source, GAsyncResult *res, gpointer user_data) { _GtkMountOperationHandler *proxy = _GTK_MOUNT_OPERATION_HANDLER (source); GMountOperation *op = user_data; GMountOperationResult result; GVariant *result_details; GVariantIter iter; const gchar *key; GVariant *value; GError *error = NULL; if (!_gtk_mount_operation_handler_call_show_processes_finish (proxy, &result, &result_details, res, &error)) { result = G_MOUNT_OPERATION_ABORTED; g_warning ("Shell mount operation error: %s\n", error->message); g_error_free (error); goto out; } /* If the request was unhandled it means we called the method again; * in this case, just return and wait for the next response. */ if (result == G_MOUNT_OPERATION_UNHANDLED) return; g_variant_iter_init (&iter, result_details); while (g_variant_iter_loop (&iter, "{&sv}", &key, &value)) { if (strcmp (key, "choice") == 0) g_mount_operation_set_choice (op, g_variant_get_int32 (value)); } out: gtk_mount_operation_proxy_finish (GTK_MOUNT_OPERATION (op), result); } static void gtk_mount_operation_show_processes_do_proxy (GtkMountOperation *operation, const char *message, GArray *processes, const char *choices[]) { gchar id[255]; g_sprintf(id, "GtkMountOperation%p", operation); operation->priv->handler_showing = TRUE; g_object_notify (G_OBJECT (operation), "is-showing"); /* keep a ref to the operation while the handler is showing */ g_object_ref (operation); _gtk_mount_operation_handler_call_show_processes (operation->priv->handler, id, message, "drive-harddisk", g_variant_new_fixed_array (G_VARIANT_TYPE_INT32, processes->data, processes->len, sizeof (GPid)), choices, NULL, call_processes_proxy_cb, operation); } static void gtk_mount_operation_show_processes_do_gtk (GtkMountOperation *op, const char *message, GArray *processes, const char *choices[]) { GtkMountOperationPrivate *priv; GtkWidget *dialog = NULL; g_return_if_fail (GTK_IS_MOUNT_OPERATION (op)); g_return_if_fail (message != NULL); g_return_if_fail (processes != NULL); g_return_if_fail (choices != NULL); priv = op->priv; if (priv->process_list_store == NULL) { /* need to create the dialog */ dialog = create_show_processes_dialog (op, message, choices); } /* otherwise, we're showing the dialog, assume messages+choices hasn't changed */ update_process_list_store (op, priv->process_list_store, processes); if (dialog != NULL) { gtk_widget_show_all (dialog); } } static void gtk_mount_operation_show_processes (GMountOperation *op, const char *message, GArray *processes, const char *choices[]) { GtkMountOperation *operation; gboolean use_gtk; operation = GTK_MOUNT_OPERATION (op); use_gtk = (operation->priv->handler == NULL); if (use_gtk) gtk_mount_operation_show_processes_do_gtk (operation, message, processes, choices); else gtk_mount_operation_show_processes_do_proxy (operation, message, processes, choices); } static void gtk_mount_operation_aborted (GMountOperation *op) { GtkMountOperationPrivate *priv; priv = GTK_MOUNT_OPERATION (op)->priv; if (priv->dialog != NULL) { gtk_widget_destroy (GTK_WIDGET (priv->dialog)); priv->dialog = NULL; g_object_notify (G_OBJECT (op), "is-showing"); g_object_unref (op); } if (priv->handler != NULL) { _gtk_mount_operation_handler_call_close (priv->handler, NULL, NULL, NULL); priv->handler_showing = FALSE; g_object_notify (G_OBJECT (op), "is-showing"); } } /** * gtk_mount_operation_new: * @parent: (allow-none): transient parent of the window, or %NULL * * Creates a new #GtkMountOperation * * Returns: a new #GtkMountOperation * * Since: 2.14 */ GMountOperation * gtk_mount_operation_new (GtkWindow *parent) { GMountOperation *mount_operation; mount_operation = g_object_new (GTK_TYPE_MOUNT_OPERATION, "parent", parent, NULL); return mount_operation; } /** * gtk_mount_operation_is_showing: * @op: a #GtkMountOperation * * Returns whether the #GtkMountOperation is currently displaying * a window. * * Returns: %TRUE if @op is currently displaying a window * * Since: 2.14 */ gboolean gtk_mount_operation_is_showing (GtkMountOperation *op) { g_return_val_if_fail (GTK_IS_MOUNT_OPERATION (op), FALSE); return op->priv->dialog != NULL; } /** * gtk_mount_operation_set_parent: * @op: a #GtkMountOperation * @parent: (allow-none): transient parent of the window, or %NULL * * Sets the transient parent for windows shown by the * #GtkMountOperation. * * Since: 2.14 */ void gtk_mount_operation_set_parent (GtkMountOperation *op, GtkWindow *parent) { GtkMountOperationPrivate *priv; g_return_if_fail (GTK_IS_MOUNT_OPERATION (op)); g_return_if_fail (parent == NULL || GTK_IS_WINDOW (parent)); priv = op->priv; if (priv->parent_window == parent) return; if (priv->parent_window) { g_signal_handlers_disconnect_by_func (priv->parent_window, gtk_widget_destroyed, &priv->parent_window); priv->parent_window = NULL; } if (parent) { priv->parent_window = g_object_ref (parent); g_signal_connect (parent, "destroy", G_CALLBACK (gtk_widget_destroyed), &priv->parent_window); if (priv->dialog) gtk_window_set_transient_for (GTK_WINDOW (priv->dialog), parent); } g_object_notify (G_OBJECT (op), "parent"); } /** * gtk_mount_operation_get_parent: * @op: a #GtkMountOperation * * Gets the transient parent used by the #GtkMountOperation * * Returns: (transfer none): the transient parent for windows shown by @op * * Since: 2.14 */ GtkWindow * gtk_mount_operation_get_parent (GtkMountOperation *op) { g_return_val_if_fail (GTK_IS_MOUNT_OPERATION (op), NULL); return op->priv->parent_window; } /** * gtk_mount_operation_set_screen: * @op: a #GtkMountOperation * @screen: a #GdkScreen * * Sets the screen to show windows of the #GtkMountOperation on. * * Since: 2.14 */ void gtk_mount_operation_set_screen (GtkMountOperation *op, GdkScreen *screen) { GtkMountOperationPrivate *priv; g_return_if_fail (GTK_IS_MOUNT_OPERATION (op)); g_return_if_fail (GDK_IS_SCREEN (screen)); priv = op->priv; if (priv->screen == screen) return; if (priv->screen) g_object_unref (priv->screen); priv->screen = g_object_ref (screen); if (priv->dialog) gtk_window_set_screen (GTK_WINDOW (priv->dialog), screen); g_object_notify (G_OBJECT (op), "screen"); } /** * gtk_mount_operation_get_screen: * @op: a #GtkMountOperation * * Gets the screen on which windows of the #GtkMountOperation * will be shown. * * Returns: (transfer none): the screen on which windows of @op are shown * * Since: 2.14 */ GdkScreen * gtk_mount_operation_get_screen (GtkMountOperation *op) { GtkMountOperationPrivate *priv; g_return_val_if_fail (GTK_IS_MOUNT_OPERATION (op), NULL); priv = op->priv; if (priv->dialog) return gtk_window_get_screen (GTK_WINDOW (priv->dialog)); else if (priv->parent_window) return gtk_window_get_screen (GTK_WINDOW (priv->parent_window)); else if (priv->screen) return priv->screen; else return gdk_screen_get_default (); }