gnome-control-center/panels/printers/cc-printers-panel.c

1280 lines
39 KiB
C

/*
* Copyright (C) 2010 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, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
*/
#include <config.h>
#include "cc-printers-panel.h"
#include <string.h>
#include <glib/gi18n-lib.h>
#include <dbus/dbus-glib.h>
#include <cups/cups.h>
G_DEFINE_DYNAMIC_TYPE (CcPrintersPanel, cc_printers_panel, CC_TYPE_PANEL)
#define PRINTERS_PANEL_PRIVATE(o) \
(G_TYPE_INSTANCE_GET_PRIVATE ((o), CC_TYPE_PRINTERS_PANEL, CcPrintersPanelPrivate))
#define MECHANISM_BUS "org.opensuse.CupsPkHelper.Mechanism"
struct _CcPrintersPanelPrivate
{
GtkBuilder *builder;
cups_dest_t *dests;
int num_dests;
int current_dest;
cups_job_t *jobs;
int num_jobs;
int current_job;
gchar **allowed_users;
int num_allowed_users;
int current_allowed_user;
gpointer dummy;
};
static void actualize_jobs_list (CcPrintersPanel *self);
static void actualize_printers_list (CcPrintersPanel *self);
static void actualize_allowed_users_list (CcPrintersPanel *self);
static void printer_disable_cb (GtkToggleButton *togglebutton, gpointer user_data);
static void
cc_printers_panel_get_property (GObject *object,
guint property_id,
GValue *value,
GParamSpec *pspec)
{
switch (property_id)
{
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
}
}
static void
cc_printers_panel_set_property (GObject *object,
guint property_id,
const GValue *value,
GParamSpec *pspec)
{
switch (property_id)
{
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
}
}
static void
cc_printers_panel_dispose (GObject *object)
{
G_OBJECT_CLASS (cc_printers_panel_parent_class)->dispose (object);
}
static void
cc_printers_panel_finalize (GObject *object)
{
G_OBJECT_CLASS (cc_printers_panel_parent_class)->finalize (object);
}
static void
cc_printers_panel_class_init (CcPrintersPanelClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
g_type_class_add_private (klass, sizeof (CcPrintersPanelPrivate));
object_class->get_property = cc_printers_panel_get_property;
object_class->set_property = cc_printers_panel_set_property;
object_class->dispose = cc_printers_panel_dispose;
object_class->finalize = cc_printers_panel_finalize;
}
static void
cc_printers_panel_class_finalize (CcPrintersPanelClass *klass)
{
}
enum
{
PRINTER_NAME_COLUMN,
PRINTER_ID_COLUMN,
PRINTER_PAUSED_COLUMN,
PRINTER_N_COLUMNS
};
static void
printer_selection_changed_cb (GtkTreeSelection *selection,
gpointer user_data)
{
CcPrintersPanelPrivate *priv;
CcPrintersPanel *self = (CcPrintersPanel*) user_data;
GtkTreeModel *model;
GtkTreeIter iter;
const gchar *none = "---";
GtkWidget *widget;
gchar *reason = NULL;
gchar **printer_reasons = NULL;
gchar *description = NULL;
gchar *device_uri = NULL;
gchar *location = NULL;
gchar *status = NULL;
int printer_state = 3;
int id, i, j;
static const char * const reasons[] =
{
"toner-low",
"toner-empty",
"developer-low",
"developer-empty",
"marker-supply-low",
"marker-supply-empty",
"cover-open",
"door-open",
"media-low",
"media-empty",
"offline",
"paused",
"marker-waste-almost-full",
"marker-waste-full",
"opc-near-eol",
"opc-life-over"
};
static const char * statuses[] =
{
N_("Low on toner"),
N_("Out of toner"),
/* Translators: "Developer" like on photo development context */
N_("Low on developer"),
/* Translators: "Developer" like on photo development context */
N_("Out of developer"),
/* Translators: "marker" is one color bin of the printer */
N_("Low on a marker supply"),
/* Translators: "marker" is one color bin of the printer */
N_("Out of a marker supply"),
N_("Open cover"),
N_("Open door"),
N_("Low on paper"),
N_("Out of paper"),
N_("Offline"),
N_("Paused"),
N_("Waste receptacle almost full"),
N_("Waste receptacle full"),
N_("The optical photo conductor is near end of life"),
N_("The optical photo conductor is no longer functioning")
};
priv = PRINTERS_PANEL_PRIVATE (self);
if (gtk_tree_selection_get_selected (selection, &model, &iter))
gtk_tree_model_get (model, &iter,
PRINTER_ID_COLUMN, &id,
-1);
else
id = -1;
priv->current_dest = id;
actualize_jobs_list (self);
actualize_allowed_users_list (self);
if (priv->current_dest >= 0 &&
priv->current_dest < priv->num_dests &&
priv->dests != NULL)
{
for (i = 0; i < priv->dests[id].num_options; i++)
{
if (g_strcmp0 (priv->dests[id].options[i].name, "printer-location") == 0)
location = g_strdup (priv->dests[id].options[i].value);
else if (g_strcmp0 (priv->dests[id].options[i].name, "device-uri") == 0)
device_uri = g_strdup (priv->dests[id].options[i].value);
else if (g_strcmp0 (priv->dests[id].options[i].name, "printer-state") == 0)
printer_state = atoi (priv->dests[id].options[i].value);
else if (g_strcmp0 (priv->dests[id].options[i].name, "printer-info") == 0)
description = g_strdup (priv->dests[id].options[i].value);
else if (g_strcmp0 (priv->dests[id].options[i].name, "printer-state-reasons") == 0)
reason = priv->dests[id].options[i].value;
}
/* Find the first of the most severe reasons
* and show it in the status field
*/
if (reason && g_strcmp0 (reason, "none") != 0)
{
int errors = 0, warnings = 0, reports = 0;
int error_index = -1, warning_index = -1, report_index = -1;
printer_reasons = g_strsplit (reason, ",", -1);
for (i = 0; i < g_strv_length (printer_reasons); i++)
{
for (j = 0; j < G_N_ELEMENTS (reasons); j++)
if (strncmp (printer_reasons[i],
reasons[j],
strlen (reasons[j])) == 0)
{
if (g_str_has_suffix (printer_reasons[i], "-report"))
{
if (reports == 0)
report_index = j;
reports++;
}
else if (g_str_has_suffix (printer_reasons[i], "-warning"))
{
if (warnings == 0)
warning_index = j;
warnings++;
}
else
{
if (errors == 0)
error_index = j;
errors++;
}
}
}
g_strfreev (printer_reasons);
if (error_index >= 0)
status = g_strdup (statuses[error_index]);
else if (warning_index >= 0)
status = g_strdup (statuses[warning_index]);
else if (report_index >= 0)
status = g_strdup (statuses[report_index]);
}
if (status == NULL)
{
switch (printer_state)
{
case 3:
status = g_strdup ( N_ ("Idle"));
break;
case 4:
status = g_strdup ( N_ ("Processing"));
break;
case 5:
status = g_strdup ( N_ ("Paused"));
break;
}
}
widget = (GtkWidget*)
gtk_builder_get_object (priv->builder, "printer-status-label");
if (status)
{
gtk_label_set_text (GTK_LABEL (widget), status);
g_free (status);
}
else
gtk_label_set_text (GTK_LABEL (widget), none);
widget = (GtkWidget*)
gtk_builder_get_object (priv->builder, "printer-location-label");
if (location)
{
gtk_label_set_text (GTK_LABEL (widget), location);
g_free (location);
}
else
gtk_label_set_text (GTK_LABEL (widget), none);
widget = (GtkWidget*)
gtk_builder_get_object (priv->builder, "printer-URI-entry");
if (device_uri)
{
gtk_entry_set_text (GTK_ENTRY (widget), device_uri);
g_free (device_uri);
}
else
gtk_entry_set_text (GTK_ENTRY (widget), none);
widget = (GtkWidget*)
gtk_builder_get_object (priv->builder, "printer-description-label");
if (description)
{
gtk_label_set_text (GTK_LABEL (widget), description);
g_free (description);
}
else
gtk_label_set_text (GTK_LABEL (widget), none);
widget = (GtkWidget*)
gtk_builder_get_object (priv->builder, "printer-disable-button");
gtk_widget_set_sensitive (widget, TRUE);
g_signal_handlers_block_by_func (G_OBJECT (widget), printer_disable_cb, self);
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (widget), printer_state == 5);
g_signal_handlers_unblock_by_func (G_OBJECT (widget), printer_disable_cb, self);
}
else
{
widget = (GtkWidget*)
gtk_builder_get_object (priv->builder, "printer-description-label");
gtk_label_set_text (GTK_LABEL (widget), "");
widget = (GtkWidget*)
gtk_builder_get_object (priv->builder, "printer-location-label");
gtk_label_set_text (GTK_LABEL (widget), "");
widget = (GtkWidget*)
gtk_builder_get_object (priv->builder, "printer-URI-entry");
gtk_entry_set_text (GTK_ENTRY (widget), "");
widget = (GtkWidget*)
gtk_builder_get_object (priv->builder, "printer-disable-button");
gtk_widget_set_sensitive (widget, FALSE);
}
}
static void
actualize_printers_list (CcPrintersPanel *self)
{
CcPrintersPanelPrivate *priv;
GtkListStore *store;
GtkTreeIter selected_iter;
GtkTreeView *treeview;
GtkTreeIter iter;
gboolean paused = FALSE;
gchar *current_printer_instance = NULL;
gchar *current_printer_name = NULL;
int current_dest = -1;
int i, j;
priv = PRINTERS_PANEL_PRIVATE (self);
if (priv->current_dest >= 0 &&
priv->current_dest < priv->num_dests &&
priv->dests != NULL)
{
current_printer_name = g_strdup (priv->dests[priv->current_dest].name);
if (priv->dests[priv->current_dest].instance)
current_printer_instance = g_strdup (priv->dests[priv->current_dest].instance);
}
if (priv->num_jobs > 0)
cupsFreeJobs (priv->num_jobs, priv->jobs);
priv->num_dests = cupsGetDests (&priv->dests);
priv->current_dest = -1;
treeview = (GtkTreeView*)
gtk_builder_get_object (priv->builder, "printer-treeview");
store = gtk_list_store_new (PRINTER_N_COLUMNS,
G_TYPE_STRING,
G_TYPE_INT,
G_TYPE_BOOLEAN);
for (i = 0; i < priv->num_dests; i++)
{
gchar *instance;
gtk_list_store_append (store, &iter);
if (priv->dests[i].instance)
{
instance = g_strdup_printf ("%s / %s", priv->dests[i].name, priv->dests[i].instance);
if (current_printer_instance &&
g_strcmp0 (current_printer_name, priv->dests[i].name) == 0 &&
g_strcmp0 (current_printer_instance, priv->dests[i].instance) == 0)
{
current_dest = i;
selected_iter = iter;
}
}
else
{
instance = g_strdup (priv->dests[i].name);
if (current_printer_instance == NULL &&
g_strcmp0 (current_printer_name, priv->dests[i].name) == 0)
{
current_dest = i;
selected_iter = iter;
}
}
for (j = 0; j < priv->dests[i].num_options; j++)
{
if (g_strcmp0 (priv->dests[i].options[j].name, "printer-state") == 0)
paused = (g_strcmp0 (priv->dests[i].options[j].value, "5") == 0);
}
gtk_list_store_set (store, &iter,
PRINTER_NAME_COLUMN, instance,
PRINTER_ID_COLUMN, i,
PRINTER_PAUSED_COLUMN, paused,
-1);
g_free (instance);
}
gtk_tree_view_set_model (treeview, GTK_TREE_MODEL (store));
if (current_dest >= 0)
{
priv->current_dest = current_dest;
gtk_tree_selection_select_iter (
gtk_tree_view_get_selection (GTK_TREE_VIEW (treeview)),
&selected_iter);
}
else
{
cups_job_t *jobs = NULL;
int num_jobs = 0;
num_jobs = cupsGetJobs (&jobs, NULL, 1, CUPS_WHICHJOBS_ALL);
/* Select last used printer */
if (num_jobs > 0)
{
for (i = 0; i < priv->num_dests; i++)
if (g_strcmp0 (priv->dests[i].name, jobs[num_jobs - 1].dest) == 0)
{
priv->current_dest = i;
break;
}
cupsFreeJobs (num_jobs, jobs);
}
/* Select default printer */
if (priv->current_dest < 0)
{
for (i = 0; i < priv->num_dests; i++)
if (priv->dests[i].is_default)
{
priv->current_dest = i;
break;
}
}
/* Select first printer */
if (priv->current_dest < 0 && priv->num_dests > 0)
{
priv->current_dest = 0;
}
if (priv->current_dest >= 0)
{
GtkTreePath *path = gtk_tree_path_new_from_indices (priv->current_dest, -1);
gtk_tree_model_get_iter ((GtkTreeModel *) store,
&selected_iter,
path);
gtk_tree_selection_select_iter (
gtk_tree_view_get_selection (GTK_TREE_VIEW (treeview)),
&selected_iter);
}
}
}
static void
set_cell_sensitivity_func (GtkTreeViewColumn *tree_column,
GtkCellRenderer *cell,
GtkTreeModel *tree_model,
GtkTreeIter *iter,
gpointer func_data)
{
CcPrintersPanelPrivate *priv;
CcPrintersPanel *self = (CcPrintersPanel*) func_data;
gboolean paused = FALSE;
priv = PRINTERS_PANEL_PRIVATE (self);
gtk_tree_model_get (tree_model, iter, PRINTER_PAUSED_COLUMN, &paused, -1);
if (paused)
g_object_set (cell,
"sensitive", FALSE,
NULL);
else
g_object_set (cell,
"sensitive", TRUE,
NULL);
}
static void
populate_printers_list (CcPrintersPanel *self)
{
CcPrintersPanelPrivate *priv;
GtkTreeViewColumn *column;
GtkCellRenderer *renderer;
GtkWidget *treeview;
priv = PRINTERS_PANEL_PRIVATE (self);
treeview = (GtkWidget*)
gtk_builder_get_object (priv->builder, "printer-treeview");
g_signal_connect (gtk_tree_view_get_selection (GTK_TREE_VIEW (treeview)),
"changed", G_CALLBACK (printer_selection_changed_cb), self);
actualize_printers_list (self);
renderer = gtk_cell_renderer_text_new ();
column = gtk_tree_view_column_new_with_attributes ("Printer", renderer,
"text", PRINTER_NAME_COLUMN, NULL);
gtk_tree_view_column_set_cell_data_func (column, renderer, set_cell_sensitivity_func,
self, NULL);
gtk_tree_view_append_column (GTK_TREE_VIEW (treeview), column);
}
enum
{
JOB_ID_COLUMN,
JOB_TITLE_COLUMN,
JOB_STATE_COLUMN,
JOB_USER_COLUMN,
JOB_CREATION_TIME_COLUMN,
JOB_N_COLUMNS
};
static void
actualize_jobs_list (CcPrintersPanel *self)
{
CcPrintersPanelPrivate *priv;
GtkListStore *store;
GtkTreeView *treeview;
GtkTreeIter iter;
int i;
priv = PRINTERS_PANEL_PRIVATE (self);
treeview = (GtkTreeView*)
gtk_builder_get_object (priv->builder, "job-treeview");
if (priv->num_jobs > 0)
cupsFreeJobs (priv->num_jobs, priv->jobs);
priv->num_jobs = -1;
priv->jobs = NULL;
priv->current_job = -1;
if (priv->current_dest >= 0 &&
priv->current_dest < priv->num_dests &&
priv->dests != NULL)
priv->num_jobs = cupsGetJobs (&priv->jobs, priv->dests[priv->current_dest].name, 1, CUPS_WHICHJOBS_ACTIVE);
store = gtk_list_store_new (JOB_N_COLUMNS, G_TYPE_INT, G_TYPE_STRING, G_TYPE_STRING, G_TYPE_STRING, G_TYPE_STRING);
for (i = 0; i < priv->num_jobs; i++)
{
struct tm *ts;
gchar *time_string;
gchar *state = NULL;
ts = localtime (&(priv->jobs[i].creation_time));
time_string = g_strdup_printf ("%02d:%02d:%02d", ts->tm_hour, ts->tm_min, ts->tm_sec);
switch (priv->jobs[i].state)
{
case IPP_JOB_PENDING:
state = g_strdup (_("Pending"));
break;
case IPP_JOB_HELD:
state = g_strdup (_("Held"));
break;
case IPP_JOB_PROCESSING:
state = g_strdup (_("Processing"));
break;
case IPP_JOB_STOPPED:
state = g_strdup (_("Stopped"));
break;
case IPP_JOB_CANCELED:
state = g_strdup (_("Canceled"));
break;
case IPP_JOB_ABORTED:
state = g_strdup (_("Aborted"));
break;
case IPP_JOB_COMPLETED:
state = g_strdup (_("Completed"));
break;
}
gtk_list_store_append (store, &iter);
gtk_list_store_set (store, &iter,
JOB_ID_COLUMN, i,
JOB_TITLE_COLUMN, priv->jobs[i].title,
JOB_STATE_COLUMN, state,
JOB_USER_COLUMN, priv->jobs[i].user,
JOB_CREATION_TIME_COLUMN, time_string,
-1);
g_free (time_string);
g_free (state);
}
gtk_tree_view_set_model (treeview, GTK_TREE_MODEL (store));
}
static void
job_selection_changed_cb (GtkTreeSelection *selection,
gpointer user_data)
{
CcPrintersPanelPrivate *priv;
CcPrintersPanel *self = (CcPrintersPanel*) user_data;
GtkTreeModel *model;
GtkTreeIter iter;
int id;
priv = PRINTERS_PANEL_PRIVATE (self);
if (gtk_tree_selection_get_selected (selection, &model, &iter))
gtk_tree_model_get (model, &iter,
JOB_ID_COLUMN, &id,
-1);
priv->current_job = id;
}
static void
populate_jobs_list (CcPrintersPanel *self)
{
CcPrintersPanelPrivate *priv;
GtkTreeViewColumn *column;
GtkCellRenderer *renderer;
GtkTreeView *treeview;
priv = PRINTERS_PANEL_PRIVATE (self);
actualize_jobs_list (self);
treeview = (GtkTreeView*)
gtk_builder_get_object (priv->builder, "job-treeview");
renderer = gtk_cell_renderer_text_new ();
column = gtk_tree_view_column_new_with_attributes (_("Job Title"), renderer,
"text", JOB_TITLE_COLUMN, NULL);
gtk_tree_view_append_column (treeview, column);
column = gtk_tree_view_column_new_with_attributes (_("Job State"), renderer,
"text", JOB_STATE_COLUMN, NULL);
gtk_tree_view_append_column (treeview, column);
column = gtk_tree_view_column_new_with_attributes (_("User"), renderer,
"text", JOB_USER_COLUMN, NULL);
gtk_tree_view_append_column (treeview, column);
column = gtk_tree_view_column_new_with_attributes (_("Time"), renderer,
"text", JOB_CREATION_TIME_COLUMN, NULL);
gtk_tree_view_append_column (treeview, column);
g_signal_connect (gtk_tree_view_get_selection (treeview),
"changed", G_CALLBACK (job_selection_changed_cb), self);
}
enum
{
ALLOWED_USERS_ID_COLUMN,
ALLOWED_USERS_NAME_COLUMN,
ALLOWED_USERS_N_COLUMNS
};
static int
ccGetAllowedUsers (gchar ***allowed_users, char *printer_name)
{
const char * const attrs[1] = { "requesting-user-name-allowed" };
http_t *http;
ipp_t *request = NULL;
gchar **users = NULL;
ipp_t *response;
char uri[HTTP_MAX_URI + 1];
int num_allowed_users = 0;
http = httpConnectEncrypt (cupsServer (),
ippPort (),
cupsEncryption ());
if (http || !allowed_users)
{
request = ippNewRequest (IPP_GET_PRINTER_ATTRIBUTES);
g_snprintf (uri, sizeof (uri), "ipp://localhost/printers/%s", printer_name);
ippAddString (request,
IPP_TAG_OPERATION,
IPP_TAG_URI,
"printer-uri",
NULL,
uri);
ippAddStrings (request,
IPP_TAG_OPERATION,
IPP_TAG_KEYWORD,
"requested-attributes",
1,
NULL,
attrs);
response = cupsDoRequest (http, request, "/");
if (response)
{
ipp_attribute_t *attr = NULL;
ipp_attribute_t *allowed = NULL;
for (attr = response->attrs; attr != NULL; attr = attr->next)
{
if (attr->group_tag == IPP_TAG_PRINTER &&
attr->value_tag == IPP_TAG_NAME &&
!g_strcmp0 (attr->name, "requesting-user-name-allowed"))
allowed = attr;
}
if (allowed && allowed->num_values > 0)
{
int i;
num_allowed_users = allowed->num_values;
users = g_new (gchar*, num_allowed_users);
for (i = 0; i < num_allowed_users; i ++)
users[i] = g_strdup (allowed->values[i].string.text);
}
}
}
*allowed_users = users;
return num_allowed_users;
}
static void
actualize_allowed_users_list (CcPrintersPanel *self)
{
CcPrintersPanelPrivate *priv;
GtkListStore *store;
GtkTreeView *treeview;
GtkTreeIter iter;
int i;
priv = PRINTERS_PANEL_PRIVATE (self);
treeview = (GtkTreeView*)
gtk_builder_get_object (priv->builder, "allowed-users-treeview");
if (priv->allowed_users)
{
for (i = 0; i < priv->num_allowed_users; i++)
g_free (priv->allowed_users[i]);
g_free (priv->allowed_users);
priv->allowed_users = NULL;
priv->num_allowed_users = 0;
}
priv->current_allowed_user = -1;
if (priv->current_dest >= 0 &&
priv->current_dest < priv->num_dests &&
priv->dests != NULL)
priv->num_allowed_users = ccGetAllowedUsers (&priv->allowed_users, priv->dests[priv->current_dest].name);
store = gtk_list_store_new (ALLOWED_USERS_N_COLUMNS, G_TYPE_INT, G_TYPE_STRING);
for (i = 0; i < priv->num_allowed_users; i++)
{
gtk_list_store_append (store, &iter);
gtk_list_store_set (store, &iter,
ALLOWED_USERS_ID_COLUMN, i,
ALLOWED_USERS_NAME_COLUMN, priv->allowed_users[i],
-1);
}
gtk_tree_view_set_model (treeview, GTK_TREE_MODEL (store));
}
static void
allowed_users_selection_changed_cb (GtkTreeSelection *selection,
gpointer user_data)
{
CcPrintersPanelPrivate *priv;
CcPrintersPanel *self = (CcPrintersPanel*) user_data;
GtkTreeModel *model;
GtkTreeIter iter;
int id;
priv = PRINTERS_PANEL_PRIVATE (self);
if (gtk_tree_selection_get_selected (selection, &model, &iter))
gtk_tree_model_get (model, &iter,
ALLOWED_USERS_ID_COLUMN, &id,
-1);
priv->current_allowed_user = id;
}
static void
populate_allowed_users_list (CcPrintersPanel *self)
{
CcPrintersPanelPrivate *priv;
GtkTreeViewColumn *column;
GtkCellRenderer *renderer;
GtkTreeView *treeview;
priv = PRINTERS_PANEL_PRIVATE (self);
actualize_allowed_users_list (self);
treeview = (GtkTreeView*)
gtk_builder_get_object (priv->builder, "allowed-users-treeview");
gtk_tree_view_set_headers_visible (treeview, FALSE);
renderer = gtk_cell_renderer_text_new ();
column = gtk_tree_view_column_new_with_attributes (NULL, renderer,
"text", ALLOWED_USERS_NAME_COLUMN, NULL);
gtk_tree_view_append_column (treeview, column);
g_signal_connect (gtk_tree_view_get_selection (treeview),
"changed", G_CALLBACK (allowed_users_selection_changed_cb), self);
}
static DBusGProxy *
get_dbus_proxy ()
{
DBusGConnection *system_bus;
DBusGProxy *proxy;
GError *error;
error = NULL;
system_bus = dbus_g_bus_get (DBUS_BUS_SYSTEM, &error);
if (system_bus == NULL)
{
g_warning (_("Could not connect to system bus: %s"),
error->message);
g_error_free (error);
return NULL;
}
error = NULL;
proxy = dbus_g_proxy_new_for_name (system_bus,
MECHANISM_BUS,
"/",
MECHANISM_BUS);
return proxy;
}
static void
job_process_cb (GtkToolButton *toolbutton,
gpointer user_data)
{
CcPrintersPanelPrivate *priv;
CcPrintersPanel *self = (CcPrintersPanel*) user_data;
DBusGProxy *proxy;
gboolean ret = FALSE;
GError *error = NULL;
char *ret_error = NULL;
int id = -1;
priv = PRINTERS_PANEL_PRIVATE (self);
if (priv->current_job >= 0 &&
priv->current_job < priv->num_jobs &&
priv->jobs != NULL)
id = priv->jobs[priv->current_job].id;
if (id >= 0)
{
proxy = get_dbus_proxy ();
if (!proxy)
return;
if ((GtkToolButton*) gtk_builder_get_object (priv->builder,
"job-cancel-button") ==
toolbutton)
ret = dbus_g_proxy_call (proxy, "JobCancelPurge", &error,
G_TYPE_INT, id,
G_TYPE_BOOLEAN, FALSE,
G_TYPE_INVALID,
G_TYPE_STRING, &ret_error,
G_TYPE_INVALID);
else if ((GtkToolButton*) gtk_builder_get_object (priv->builder,
"job-delete-button") ==
toolbutton)
ret = dbus_g_proxy_call (proxy, "JobCancelPurge", &error,
G_TYPE_INT, id,
G_TYPE_BOOLEAN, TRUE,
G_TYPE_INVALID,
G_TYPE_STRING, &ret_error,
G_TYPE_INVALID);
else if ((GtkToolButton*) gtk_builder_get_object (priv->builder,
"job-pause-button") ==
toolbutton)
ret = dbus_g_proxy_call (proxy, "JobSetHoldUntil", &error,
G_TYPE_INT, id,
G_TYPE_STRING, "indefinite",
G_TYPE_INVALID,
G_TYPE_STRING, &ret_error,
G_TYPE_INVALID);
else if ((GtkToolButton*) gtk_builder_get_object (priv->builder,
"job-release-button") ==
toolbutton)
ret = dbus_g_proxy_call (proxy, "JobSetHoldUntil", &error,
G_TYPE_INT, id,
G_TYPE_STRING, "no-hold",
G_TYPE_INVALID,
G_TYPE_STRING, &ret_error,
G_TYPE_INVALID);
if (error || (ret_error && ret_error[0] != '\0'))
{
if (error)
g_warning ("%s", error->message);
if (ret_error && ret_error[0] != '\0')
g_warning ("%s", ret_error);
}
else
actualize_jobs_list (self);
}
return;
}
static void
printer_disable_cb (GtkToggleButton *togglebutton,
gpointer user_data)
{
CcPrintersPanelPrivate *priv;
CcPrintersPanel *self = (CcPrintersPanel*) user_data;
DBusGProxy *proxy;
gboolean ret = FALSE;
gboolean paused = FALSE;
GError *error = NULL;
char *ret_error = NULL;
char *name = NULL;
int i;
priv = PRINTERS_PANEL_PRIVATE (self);
if (priv->current_dest >= 0 &&
priv->current_dest < priv->num_dests &&
priv->dests != NULL)
{
name = priv->dests[priv->current_dest].name;
for (i = 0; i < priv->dests[priv->current_dest].num_options; i++)
{
if (g_strcmp0 (priv->dests[priv->current_dest].options[i].name, "printer-state") == 0)
paused = (g_strcmp0 (priv->dests[priv->current_dest].options[i].value, "5") == 0);
}
}
if (name)
{
proxy = get_dbus_proxy ();
if (!proxy)
return;
ret = dbus_g_proxy_call (proxy, "PrinterSetEnabled", &error,
G_TYPE_STRING, name,
G_TYPE_BOOLEAN, paused,
G_TYPE_INVALID,
G_TYPE_STRING, &ret_error,
G_TYPE_INVALID);
if (error || (ret_error && ret_error[0] != '\0'))
{
if (error)
g_warning ("%s", error->message);
if (ret_error && ret_error[0] != '\0')
g_warning ("%s", ret_error);
}
else
{
gtk_toggle_button_set_active (togglebutton, paused);
actualize_printers_list (self);
}
}
return;
}
static void
printer_delete_cb (GtkToolButton *toolbutton,
gpointer user_data)
{
CcPrintersPanelPrivate *priv;
CcPrintersPanel *self = (CcPrintersPanel*) user_data;
DBusGProxy *proxy;
gboolean ret = FALSE;
GError *error = NULL;
char *ret_error = NULL;
char *name = NULL;
priv = PRINTERS_PANEL_PRIVATE (self);
if (priv->current_dest >= 0 &&
priv->current_dest < priv->num_dests &&
priv->dests != NULL)
name = priv->dests[priv->current_dest].name;
if (name)
{
proxy = get_dbus_proxy ();
if (!proxy)
return;
ret = dbus_g_proxy_call (proxy, "PrinterDelete", &error,
G_TYPE_STRING, name,
G_TYPE_INVALID,
G_TYPE_STRING, &ret_error,
G_TYPE_INVALID);
if (error || (ret_error && ret_error[0] != '\0'))
{
if (error)
g_warning ("%s", error->message);
if (ret_error && ret_error[0] != '\0')
g_warning ("%s", ret_error);
}
else
actualize_printers_list (self);
}
return;
}
static void
allowed_user_remove_cb (GtkToolButton *toolbutton,
gpointer user_data)
{
CcPrintersPanelPrivate *priv;
CcPrintersPanel *self = (CcPrintersPanel*) user_data;
DBusGProxy *proxy;
gboolean ret = FALSE;
GError *error = NULL;
char *ret_error = NULL;
char *printer_name = NULL;
char **names = NULL;
char *name = NULL;
int i, j;
priv = PRINTERS_PANEL_PRIVATE (self);
if (priv->current_allowed_user >= 0 &&
priv->current_allowed_user < priv->num_allowed_users &&
priv->allowed_users != NULL)
name = priv->allowed_users[priv->current_allowed_user];
if (priv->current_dest >= 0 &&
priv->current_dest < priv->num_dests &&
priv->dests != NULL)
printer_name = priv->dests[priv->current_dest].name;
if (name && printer_name)
{
proxy = get_dbus_proxy ();
if (!proxy)
return;
names = g_new0 (gchar*, priv->num_allowed_users);
j = 0;
for (i = 0; i < (priv->num_allowed_users); i++)
{
if (i != priv->current_allowed_user)
{
names[j] = priv->allowed_users[i];
j++;
}
}
ret = dbus_g_proxy_call (proxy, "PrinterSetUsersAllowed", &error,
G_TYPE_STRING, printer_name,
G_TYPE_STRV, names,
G_TYPE_INVALID,
G_TYPE_STRING, &ret_error,
G_TYPE_INVALID);
if (error || (ret_error && ret_error[0] != '\0'))
{
if (error)
g_warning ("%s", error->message);
if (ret_error && ret_error[0] != '\0')
g_warning ("%s", ret_error);
}
else
actualize_allowed_users_list (self);
}
return;
}
static void
set_widget_style (GtkWidget *widget, gchar *style_data)
{
GtkStyleProvider *provider;
GtkStyleContext *context;
if (widget)
{
context = gtk_widget_get_style_context (widget);
provider = g_object_get_data (G_OBJECT (widget), "provider");
if (provider == NULL)
{
provider = (GtkStyleProvider *)gtk_css_provider_new ();
g_object_set_data (G_OBJECT (widget), "provider", provider);
gtk_style_context_add_provider (context,
GTK_STYLE_PROVIDER (provider),
GTK_STYLE_PROVIDER_PRIORITY_APPLICATION);
}
gtk_css_provider_load_from_data ((GtkCssProvider *)provider,
style_data, -1, NULL);
gtk_style_context_invalidate (context);
}
}
static void
cc_printers_panel_init (CcPrintersPanel *self)
{
CcPrintersPanelPrivate *priv;
GtkWidget *top_widget;
GtkWidget *widget;
GError *error = NULL;
gchar *objects[] = { "main-vbox", NULL };
priv = self->priv = PRINTERS_PANEL_PRIVATE (self);
/* initialize main data structure */
priv->builder = gtk_builder_new ();
priv->dests = NULL;
priv->num_dests = 0;
priv->current_dest = -1;
priv->jobs = NULL;
priv->num_jobs = 0;
priv->current_job = -1;
priv->allowed_users = NULL;
priv->num_allowed_users = 0;
priv->current_allowed_user = -1;
gtk_builder_add_objects_from_file (priv->builder,
DATADIR"/printers.ui",
objects, &error);
if (error)
{
g_warning (_("Could not load ui: %s"), error->message);
g_error_free (error);
return;
}
/* add the top level widget */
top_widget = (GtkWidget*)
gtk_builder_get_object (priv->builder, "main-vbox");
/* connect signals */
widget = (GtkWidget*)
gtk_builder_get_object (priv->builder, "job-cancel-button");
g_signal_connect (widget, "clicked", G_CALLBACK (job_process_cb), self);
widget = (GtkWidget*)
gtk_builder_get_object (priv->builder, "job-delete-button");
g_signal_connect (widget, "clicked", G_CALLBACK (job_process_cb), self);
widget = (GtkWidget*)
gtk_builder_get_object (priv->builder, "job-pause-button");
g_signal_connect (widget, "clicked", G_CALLBACK (job_process_cb), self);
widget = (GtkWidget*)
gtk_builder_get_object (priv->builder, "job-release-button");
g_signal_connect (widget, "clicked", G_CALLBACK (job_process_cb), self);
widget = (GtkWidget*)
gtk_builder_get_object (priv->builder, "printer-disable-button");
g_signal_connect (widget, "toggled", G_CALLBACK (printer_disable_cb), self);
widget = (GtkWidget*)
gtk_builder_get_object (priv->builder, "printer-delete-button");
g_signal_connect (widget, "clicked", G_CALLBACK (printer_delete_cb), self);
widget = (GtkWidget*)
gtk_builder_get_object (priv->builder, "allowed-user-remove-button");
g_signal_connect (widget, "clicked", G_CALLBACK (allowed_user_remove_cb), self);
/* set plain style for borders of toolbars */
widget = (GtkWidget*)
gtk_builder_get_object (priv->builder, "printers-toolbar");
set_widget_style (widget, "GtkToolbar { border-style: none }");
widget = (GtkWidget*)
gtk_builder_get_object (priv->builder, "jobs-toolbar");
set_widget_style (widget, "GtkToolbar { border-style: none }");
widget = (GtkWidget*)
gtk_builder_get_object (priv->builder, "allowed-users-toolbar");
set_widget_style (widget, "GtkToolbar { border-style: none }");
/* make unused widgets insensitive for now */
widget = (GtkWidget*)
gtk_builder_get_object (priv->builder, "allowed-user-add-button");
gtk_widget_set_sensitive (widget, FALSE);
widget = (GtkWidget*)
gtk_builder_get_object (priv->builder, "printer-add-button");
gtk_widget_set_sensitive (widget, FALSE);
widget = (GtkWidget*)
gtk_builder_get_object (priv->builder, "print-test-page-button");
gtk_widget_set_sensitive (widget, FALSE);
widget = (GtkWidget*)
gtk_builder_get_object (priv->builder, "clean-print-heads-button");
gtk_widget_set_sensitive (widget, FALSE);
populate_printers_list (self);
populate_jobs_list (self);
populate_allowed_users_list (self);
gtk_container_add (GTK_CONTAINER (self), top_widget);
gtk_widget_show_all (GTK_WIDGET (self));
}
void
cc_printers_panel_register (GIOModule *module)
{
cc_printers_panel_register_type (G_TYPE_MODULE (module));
g_io_extension_point_implement (CC_SHELL_PANEL_EXTENSION_POINT,
CC_TYPE_PRINTERS_PANEL,
"printers", 0);
}