gnome-control-center/panels/printers/pp-jobs-dialog.c

553 lines
17 KiB
C

/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 8 -*-
*
* Copyright 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, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* Author: Marek Kasik <mkasik@redhat.com>
*/
#include "config.h"
#include <unistd.h>
#include <stdlib.h>
#include <glib.h>
#include <glib/gi18n.h>
#include <glib/gstdio.h>
#include <gtk/gtk.h>
#include <gdesktop-enums.h>
#include <cups/cups.h>
#include "pp-jobs-dialog.h"
#include "pp-utils.h"
#define EMPTY_TEXT "\xe2\x80\x94"
#define CLOCK_SCHEMA "org.gnome.desktop.interface"
#define CLOCK_FORMAT_KEY "clock-format"
static void pp_jobs_dialog_hide (PpJobsDialog *dialog);
struct _PpJobsDialog {
GtkBuilder *builder;
GtkWidget *parent;
GtkWidget *dialog;
UserResponseCallback user_callback;
gpointer user_data;
gchar *printer_name;
cups_job_t *jobs;
gint num_jobs;
gint current_job_id;
gint ref_count;
};
enum
{
JOB_ID_COLUMN,
JOB_TITLE_COLUMN,
JOB_STATE_COLUMN,
JOB_CREATION_TIME_COLUMN,
JOB_N_COLUMNS
};
static void
update_jobs_list_cb (cups_job_t *jobs,
gint num_of_jobs,
gpointer user_data)
{
GtkTreeSelection *selection;
PpJobsDialog *dialog = (PpJobsDialog *) user_data;
GtkListStore *store;
GtkTreeView *treeview;
GtkTreeIter select_iter;
GtkTreeIter iter;
GSettings *settings;
gboolean select_iter_set = FALSE;
gint i;
gint select_index = 0;
treeview = (GtkTreeView*)
gtk_builder_get_object (dialog->builder, "job-treeview");
if (dialog->num_jobs > 0)
cupsFreeJobs (dialog->num_jobs, dialog->jobs);
dialog->num_jobs = num_of_jobs;
dialog->jobs = jobs;
store = gtk_list_store_new (JOB_N_COLUMNS,
G_TYPE_INT,
G_TYPE_STRING,
G_TYPE_STRING,
G_TYPE_STRING);
if (dialog->current_job_id >= 0)
{
for (i = 0; i < dialog->num_jobs; i++)
{
select_index = i;
if (dialog->jobs[i].id >= dialog->current_job_id)
break;
}
}
for (i = 0; i < dialog->num_jobs; i++)
{
GDesktopClockFormat value;
GDateTime *time;
struct tm *ts;
gchar *time_string;
gchar *state = NULL;
ts = localtime (&(dialog->jobs[i].creation_time));
time = g_date_time_new_local (ts->tm_year,
ts->tm_mon,
ts->tm_mday,
ts->tm_hour,
ts->tm_min,
ts->tm_sec);
settings = g_settings_new (CLOCK_SCHEMA);
value = g_settings_get_enum (settings, CLOCK_FORMAT_KEY);
if (value == G_DESKTOP_CLOCK_FORMAT_24H)
time_string = g_date_time_format (time, "%k:%M");
else
time_string = g_date_time_format (time, "%l:%M %p");
g_date_time_unref (time);
switch (dialog->jobs[i].state)
{
case IPP_JOB_PENDING:
/* Translators: Job's state (job is waiting to be printed) */
state = g_strdup (C_("print job", "Pending"));
break;
case IPP_JOB_HELD:
/* Translators: Job's state (job is held for printing) */
state = g_strdup (C_("print job", "Held"));
break;
case IPP_JOB_PROCESSING:
/* Translators: Job's state (job is currently printing) */
state = g_strdup (C_("print job", "Processing"));
break;
case IPP_JOB_STOPPED:
/* Translators: Job's state (job has been stopped) */
state = g_strdup (C_("print job", "Stopped"));
break;
case IPP_JOB_CANCELED:
/* Translators: Job's state (job has been canceled) */
state = g_strdup (C_("print job", "Canceled"));
break;
case IPP_JOB_ABORTED:
/* Translators: Job's state (job has aborted due to error) */
state = g_strdup (C_("print job", "Aborted"));
break;
case IPP_JOB_COMPLETED:
/* Translators: Job's state (job has completed successfully) */
state = g_strdup (C_("print job", "Completed"));
break;
}
gtk_list_store_append (store, &iter);
gtk_list_store_set (store, &iter,
JOB_ID_COLUMN, dialog->jobs[i].id,
JOB_TITLE_COLUMN, dialog->jobs[i].title,
JOB_STATE_COLUMN, state,
JOB_CREATION_TIME_COLUMN, time_string,
-1);
if (i == select_index)
{
select_iter = iter;
select_iter_set = TRUE;
dialog->current_job_id = dialog->jobs[i].id;
}
g_free (time_string);
g_free (state);
}
gtk_tree_view_set_model (treeview, GTK_TREE_MODEL (store));
if (select_iter_set &&
(selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (treeview))))
{
gtk_tree_selection_select_iter (selection, &select_iter);
}
g_object_unref (store);
dialog->ref_count--;
}
static void
update_jobs_list (PpJobsDialog *dialog)
{
if (dialog->printer_name)
{
dialog->ref_count++;
cups_get_jobs_async (dialog->printer_name,
TRUE,
CUPS_WHICHJOBS_ACTIVE,
update_jobs_list_cb,
dialog);
}
}
static void
job_selection_changed_cb (GtkTreeSelection *selection,
gpointer user_data)
{
PpJobsDialog *dialog = (PpJobsDialog *) user_data;
GtkTreeModel *model;
GtkTreeIter iter;
GtkWidget *widget;
gboolean release_button_sensitive = FALSE;
gboolean hold_button_sensitive = FALSE;
gboolean cancel_button_sensitive = FALSE;
gint id = -1;
gint i;
if (gtk_tree_selection_get_selected (selection, &model, &iter))
{
gtk_tree_model_get (model, &iter,
JOB_ID_COLUMN, &id,
-1);
}
else
{
id = -1;
}
dialog->current_job_id = id;
if (dialog->current_job_id >= 0 &&
dialog->jobs != NULL)
{
for (i = 0; i < dialog->num_jobs; i++)
{
if (dialog->jobs[i].id == dialog->current_job_id)
{
ipp_jstate_t job_state = dialog->jobs[i].state;
release_button_sensitive = job_state == IPP_JOB_HELD;
hold_button_sensitive = job_state == IPP_JOB_PENDING;
cancel_button_sensitive = job_state < IPP_JOB_CANCELED;
break;
}
}
}
widget = (GtkWidget*)
gtk_builder_get_object (dialog->builder, "job-release-button");
gtk_widget_set_sensitive (widget, release_button_sensitive);
widget = (GtkWidget*)
gtk_builder_get_object (dialog->builder, "job-hold-button");
gtk_widget_set_sensitive (widget, hold_button_sensitive);
widget = (GtkWidget*)
gtk_builder_get_object (dialog->builder, "job-cancel-button");
gtk_widget_set_sensitive (widget, cancel_button_sensitive);
}
static void
populate_jobs_list (PpJobsDialog *dialog)
{
GtkTreeViewColumn *column;
GtkCellRenderer *renderer;
GtkCellRenderer *title_renderer;
GtkTreeView *treeview;
treeview = (GtkTreeView*)
gtk_builder_get_object (dialog->builder, "job-treeview");
renderer = gtk_cell_renderer_text_new ();
title_renderer = gtk_cell_renderer_text_new ();
/* Translators: Name of column showing titles of print jobs */
column = gtk_tree_view_column_new_with_attributes (_("Job Title"), title_renderer,
"text", JOB_TITLE_COLUMN, NULL);
g_object_set (G_OBJECT (title_renderer), "ellipsize", PANGO_ELLIPSIZE_END, NULL);
gtk_tree_view_column_set_fixed_width (column, 180);
gtk_tree_view_column_set_min_width (column, 180);
gtk_tree_view_column_set_max_width (column, 180);
gtk_tree_view_append_column (treeview, column);
/* Translators: Name of column showing statuses of print jobs */
column = gtk_tree_view_column_new_with_attributes (_("Job State"), renderer,
"text", JOB_STATE_COLUMN, NULL);
gtk_tree_view_column_set_expand (column, TRUE);
gtk_tree_view_append_column (treeview, column);
/* Translators: Name of column showing times of creation of print jobs */
column = gtk_tree_view_column_new_with_attributes (_("Time"), renderer,
"text", JOB_CREATION_TIME_COLUMN, NULL);
gtk_tree_view_column_set_expand (column, TRUE);
gtk_tree_view_append_column (treeview, column);
g_signal_connect (gtk_tree_view_get_selection (treeview),
"changed", G_CALLBACK (job_selection_changed_cb), dialog);
update_jobs_list (dialog);
}
static void
job_process_cb_cb (gpointer user_data)
{
}
static void
job_process_cb (GtkButton *button,
gpointer user_data)
{
PpJobsDialog *dialog = (PpJobsDialog *) user_data;
GtkWidget *widget;
if (dialog->current_job_id >= 0)
{
if ((GtkButton*) gtk_builder_get_object (dialog->builder,
"job-cancel-button") ==
button)
{
job_cancel_purge_async (dialog->current_job_id,
FALSE,
NULL,
job_process_cb_cb,
dialog);
}
else if ((GtkButton*) gtk_builder_get_object (dialog->builder,
"job-hold-button") ==
button)
{
job_set_hold_until_async (dialog->current_job_id,
"indefinite",
NULL,
job_process_cb_cb,
dialog);
}
else
{
job_set_hold_until_async (dialog->current_job_id,
"no-hold",
NULL,
job_process_cb_cb,
dialog);
}
}
widget = (GtkWidget*)
gtk_builder_get_object (dialog->builder, "job-release-button");
gtk_widget_set_sensitive (widget, FALSE);
widget = (GtkWidget*)
gtk_builder_get_object (dialog->builder, "job-hold-button");
gtk_widget_set_sensitive (widget, FALSE);
widget = (GtkWidget*)
gtk_builder_get_object (dialog->builder, "job-cancel-button");
gtk_widget_set_sensitive (widget, FALSE);
}
static void
jobs_dialog_response_cb (GtkDialog *dialog,
gint response_id,
gpointer user_data)
{
PpJobsDialog *jobs_dialog = (PpJobsDialog*) user_data;
pp_jobs_dialog_hide (jobs_dialog);
jobs_dialog->user_callback (GTK_DIALOG (jobs_dialog->dialog),
response_id,
jobs_dialog->user_data);
}
static void
update_alignment_padding (GtkWidget *widget,
GtkAllocation *allocation,
gpointer user_data)
{
GtkAllocation allocation2;
PpJobsDialog *dialog = (PpJobsDialog*) user_data;
GtkWidget *action_area;
gint offset_left, offset_right;
guint padding_left, padding_right,
padding_top, padding_bottom;
action_area = (GtkWidget*)
gtk_builder_get_object (dialog->builder, "dialog-action-area1");
gtk_widget_get_allocation (action_area, &allocation2);
offset_left = allocation2.x - allocation->x;
offset_right = (allocation->x + allocation->width) -
(allocation2.x + allocation2.width);
gtk_alignment_get_padding (GTK_ALIGNMENT (widget),
&padding_top, &padding_bottom,
&padding_left, &padding_right);
if (allocation->x >= 0 && allocation2.x >= 0)
{
if (offset_left > 0 && offset_left != padding_left)
gtk_alignment_set_padding (GTK_ALIGNMENT (widget),
padding_top, padding_bottom,
offset_left, padding_right);
gtk_alignment_get_padding (GTK_ALIGNMENT (widget),
&padding_top, &padding_bottom,
&padding_left, &padding_right);
if (offset_right > 0 && offset_right != padding_right)
gtk_alignment_set_padding (GTK_ALIGNMENT (widget),
padding_top, padding_bottom,
padding_left, offset_right);
}
}
PpJobsDialog *
pp_jobs_dialog_new (GtkWindow *parent,
UserResponseCallback user_callback,
gpointer user_data,
gchar *printer_name)
{
GtkStyleContext *context;
PpJobsDialog *dialog;
GtkWidget *widget;
GError *error = NULL;
gchar *objects[] = { "jobs-dialog", NULL };
guint builder_result;
gchar *title;
dialog = g_new0 (PpJobsDialog, 1);
dialog->builder = gtk_builder_new ();
dialog->parent = GTK_WIDGET (parent);
builder_result = gtk_builder_add_objects_from_resource (dialog->builder,
"/org/gnome/control-center/printers/jobs-dialog.ui",
objects, &error);
if (builder_result == 0)
{
g_warning ("Could not load ui: %s", error->message);
g_error_free (error);
return NULL;
}
dialog->dialog = (GtkWidget *) gtk_builder_get_object (dialog->builder, "jobs-dialog");
dialog->user_callback = user_callback;
dialog->user_data = user_data;
dialog->printer_name = g_strdup (printer_name);
dialog->current_job_id = -1;
dialog->ref_count = 0;
/* connect signals */
g_signal_connect (dialog->dialog, "delete-event", G_CALLBACK (gtk_widget_hide_on_delete), NULL);
g_signal_connect (dialog->dialog, "response", G_CALLBACK (jobs_dialog_response_cb), dialog);
widget = (GtkWidget*)
gtk_builder_get_object (dialog->builder, "content-alignment");
g_signal_connect (widget, "size-allocate", G_CALLBACK (update_alignment_padding), dialog);
widget = (GtkWidget*)
gtk_builder_get_object (dialog->builder, "job-cancel-button");
g_signal_connect (widget, "clicked", G_CALLBACK (job_process_cb), dialog);
widget = (GtkWidget*)
gtk_builder_get_object (dialog->builder, "job-hold-button");
g_signal_connect (widget, "clicked", G_CALLBACK (job_process_cb), dialog);
widget = (GtkWidget*)
gtk_builder_get_object (dialog->builder, "job-release-button");
g_signal_connect (widget, "clicked", G_CALLBACK (job_process_cb), dialog);
/* Set junctions */
widget = (GtkWidget*)
gtk_builder_get_object (dialog->builder, "queue-scrolledwindow");
context = gtk_widget_get_style_context (widget);
gtk_style_context_set_junction_sides (context, GTK_JUNCTION_BOTTOM);
widget = (GtkWidget*)
gtk_builder_get_object (dialog->builder, "queue-toolbar");
context = gtk_widget_get_style_context (widget);
gtk_style_context_set_junction_sides (context, GTK_JUNCTION_TOP);
title = g_strdup_printf (_("%s Active Jobs"), printer_name);
gtk_window_set_title (GTK_WINDOW (dialog->dialog), title);
g_free (title);
populate_jobs_list (dialog);
gtk_window_set_transient_for (GTK_WINDOW (dialog->dialog), GTK_WINDOW (parent));
gtk_window_present (GTK_WINDOW (dialog->dialog));
gtk_widget_show_all (GTK_WIDGET (dialog->dialog));
return dialog;
}
void
pp_jobs_dialog_update (PpJobsDialog *dialog)
{
update_jobs_list (dialog);
}
static gboolean
pp_jobs_dialog_free_idle (gpointer user_data)
{
PpJobsDialog *dialog = (PpJobsDialog*) user_data;
if (dialog->ref_count == 0)
{
gtk_widget_destroy (GTK_WIDGET (dialog->dialog));
dialog->dialog = NULL;
g_object_unref (dialog->builder);
dialog->builder = NULL;
if (dialog->num_jobs > 0)
cupsFreeJobs (dialog->num_jobs, dialog->jobs);
g_free (dialog->printer_name);
g_free (dialog);
return FALSE;
}
else
{
return TRUE;
}
}
void
pp_jobs_dialog_free (PpJobsDialog *dialog)
{
g_idle_add (pp_jobs_dialog_free_idle, dialog);
}
static void
pp_jobs_dialog_hide (PpJobsDialog *dialog)
{
gtk_widget_hide (GTK_WIDGET (dialog->dialog));
}