#include "gtkprintjob.h"
#include "gtkprinter.h"
+#include "gtkprinter-private.h"
#include "gtkprintbackend.h"
#include "gtkalias.h"
{
gchar *title;
- int spool_file_fd;
+ GIOChannel *spool_io;
cairo_surface_t *surface;
GtkPrintStatus status;
GtkPrintSettings *settings;
GtkPageSetup *page_setup;
- gint printer_set : 1;
- gint page_setup_set : 1;
- gint settings_set : 1;
+ guint printer_set : 1;
+ guint page_setup_set : 1;
+ guint settings_set : 1;
+ guint track_print_status : 1;
};
enum {
PROP_0,
- GTK_PRINT_JOB_PROP_TITLE,
- GTK_PRINT_JOB_PROP_PRINTER,
- GTK_PRINT_JOB_PROP_PAGE_SETUP,
- GTK_PRINT_JOB_PROP_SETTINGS
+ PROP_TITLE,
+ PROP_PRINTER,
+ PROP_PAGE_SETUP,
+ PROP_SETTINGS,
+ PROP_TRACK_PRINT_STATUS
};
static guint signals[LAST_SIGNAL] = { 0 };
-G_DEFINE_TYPE (GtkPrintJob, gtk_print_job, G_TYPE_OBJECT);
+G_DEFINE_TYPE (GtkPrintJob, gtk_print_job, G_TYPE_OBJECT)
static void
gtk_print_job_class_init (GtkPrintJobClass *class)
g_type_class_add_private (class, sizeof (GtkPrintJobPrivate));
- g_object_class_install_property (G_OBJECT_CLASS (class),
- GTK_PRINT_JOB_PROP_TITLE,
+ g_object_class_install_property (object_class,
+ PROP_TITLE,
g_param_spec_string ("title",
P_("Title"),
P_("Title of the print job"),
GTK_PARAM_READWRITE |
G_PARAM_CONSTRUCT_ONLY));
- g_object_class_install_property (G_OBJECT_CLASS (class),
- GTK_PRINT_JOB_PROP_PRINTER,
+ g_object_class_install_property (object_class,
+ PROP_PRINTER,
g_param_spec_object ("printer",
P_("Printer"),
P_("Printer to print the job to"),
GTK_PARAM_READWRITE |
G_PARAM_CONSTRUCT_ONLY));
- g_object_class_install_property (G_OBJECT_CLASS (class),
- GTK_PRINT_JOB_PROP_SETTINGS,
+ g_object_class_install_property (object_class,
+ PROP_SETTINGS,
g_param_spec_object ("settings",
P_("Settings"),
P_("Printer settings"),
GTK_PARAM_READWRITE |
G_PARAM_CONSTRUCT_ONLY));
- g_object_class_install_property (G_OBJECT_CLASS (class),
- GTK_PRINT_JOB_PROP_PAGE_SETUP,
+ g_object_class_install_property (object_class,
+ PROP_PAGE_SETUP,
g_param_spec_object ("page-setup",
P_("Page Setup"),
P_("Page Setup"),
GTK_PARAM_READWRITE |
G_PARAM_CONSTRUCT_ONLY));
+ g_object_class_install_property (object_class,
+ PROP_TRACK_PRINT_STATUS,
+ g_param_spec_boolean ("track-print-status",
+ P_("Track Print Status"),
+ P_("TRUE if the print job will continue to emit "
+ "status-changed signals after the print data "
+ "has been sent to the printer or print server."),
+ FALSE,
+ GTK_PARAM_READWRITE));
+
+
/**
* GtkPrintJob::status-changed:
* @job: the #GtkPrintJob object on which the signal was emitted
* Since: 2.10
*/
signals[STATUS_CHANGED] =
- g_signal_new ("status-changed",
- G_TYPE_FROM_CLASS (class),
- G_SIGNAL_RUN_LAST,
- G_STRUCT_OFFSET (GtkPrintJobClass, status_changed),
- NULL, NULL,
- g_cclosure_marshal_VOID__VOID,
- G_TYPE_NONE, 0);
+ g_signal_new (I_("status-changed"),
+ G_TYPE_FROM_CLASS (class),
+ G_SIGNAL_RUN_LAST,
+ G_STRUCT_OFFSET (GtkPrintJobClass, status_changed),
+ NULL, NULL,
+ g_cclosure_marshal_VOID__VOID,
+ G_TYPE_NONE, 0);
}
static void
gtk_print_job_init (GtkPrintJob *job)
{
- job->priv = GTK_PRINT_JOB_GET_PRIVATE (job);
- job->priv->spool_file_fd = -1;
+ GtkPrintJobPrivate *priv;
+
+ priv = job->priv = GTK_PRINT_JOB_GET_PRIVATE (job);
- job->priv->title = g_strdup ("");
- job->priv->surface = NULL;
- job->priv->backend = NULL;
- job->priv->printer = NULL;
+ priv->spool_io = NULL;
- job->priv->printer_set = FALSE;
- job->priv->settings_set = FALSE;
- job->priv->page_setup_set = FALSE;
- job->priv->status = GTK_PRINT_STATUS_INITIAL;
+ priv->title = g_strdup ("");
+ priv->surface = NULL;
+ priv->backend = NULL;
+ priv->printer = NULL;
+ priv->printer_set = FALSE;
+ priv->settings_set = FALSE;
+ priv->page_setup_set = FALSE;
+ priv->status = GTK_PRINT_STATUS_INITIAL;
+ priv->track_print_status = FALSE;
+
job->print_pages = GTK_PRINT_PAGES_ALL;
job->page_ranges = NULL;
job->num_page_ranges = 0;
job->scale = 1.0;
job->page_set = GTK_PAGE_SET_ALL;
job->rotate_to_orientation = FALSE;
+ job->number_up = 1;
+ job->number_up_layout = GTK_NUMBER_UP_LAYOUT_LEFT_TO_RIGHT_TOP_TO_BOTTOM;
}
GObjectConstructParam *construct_params)
{
GtkPrintJob *job;
+ GtkPrintJobPrivate *priv;
GObject *object;
object =
construct_params);
job = GTK_PRINT_JOB (object);
+
+ priv = job->priv;
+ g_assert (priv->printer_set &&
+ priv->settings_set &&
+ priv->page_setup_set);
- g_assert (job->priv->printer_set &&
- job->priv->settings_set &&
- job->priv->page_setup_set);
-
- _gtk_printer_prepare_for_print (job->priv->printer,
+ _gtk_printer_prepare_for_print (priv->printer,
job,
- job->priv->settings,
- job->priv->page_setup);
+ priv->settings,
+ priv->page_setup);
return object;
}
static void
gtk_print_job_finalize (GObject *object)
{
- GtkPrintJob *job;
-
- g_return_if_fail (object != NULL);
-
- job = GTK_PRINT_JOB (object);
+ GtkPrintJob *job = GTK_PRINT_JOB (object);
+ GtkPrintJobPrivate *priv = job->priv;
- if (job->priv->spool_file_fd > 0)
+ if (priv->spool_io != NULL)
{
- close (job->priv->spool_file_fd);
- job->priv->spool_file_fd = -1;
+ g_io_channel_unref (priv->spool_io);
+ priv->spool_io = NULL;
}
- if (job->priv->backend)
- g_object_unref (G_OBJECT (job->priv->backend));
+ if (priv->backend)
+ g_object_unref (priv->backend);
- if (job->priv->printer)
- g_object_unref (G_OBJECT (job->priv->printer));
+ if (priv->printer)
+ g_object_unref (priv->printer);
- if (job->priv->surface)
- cairo_surface_destroy (job->priv->surface);
+ if (priv->surface)
+ cairo_surface_destroy (priv->surface);
- if (job->priv->settings)
- g_object_unref (job->priv->settings);
+ if (priv->settings)
+ g_object_unref (priv->settings);
- if (job->priv->page_setup)
- g_object_unref (job->priv->page_setup);
+ if (priv->page_setup)
+ g_object_unref (priv->page_setup);
g_free (job->page_ranges);
job->page_ranges = NULL;
- g_free (job->priv->title);
- job->priv->title = NULL;
-
- if (G_OBJECT_CLASS (gtk_print_job_parent_class)->finalize)
- G_OBJECT_CLASS (gtk_print_job_parent_class)->finalize (object);
+ g_free (priv->title);
+ priv->title = NULL;
+
+ G_OBJECT_CLASS (gtk_print_job_parent_class)->finalize (object);
}
/**
gtk_print_job_set_status (GtkPrintJob *job,
GtkPrintStatus status)
{
+ GtkPrintJobPrivate *priv;
+
g_return_if_fail (GTK_IS_PRINT_JOB (job));
- if (job->priv->status == status)
+ priv = job->priv;
+
+ if (priv->status == status)
return;
- job->priv->status = status;
+ priv->status = status;
g_signal_emit (job, signals[STATUS_CHANGED], 0);
}
* Make the #GtkPrintJob send an existing document to the
* printing system. The file can be in any format understood
* by the platforms printing system (typically PostScript,
- * but on many platforms PDF may work too).
+ * but on many platforms PDF may work too). See
+ * gtk_printer_accepts_pdf() and gtk_printer_accepts_ps().
*
* Returns: %FALSE if an error occurred
*
const gchar *filename,
GError **error)
{
+ GtkPrintJobPrivate *priv;
+ GError *tmp_error;
+
+ tmp_error = NULL;
+
g_return_val_if_fail (GTK_IS_PRINT_JOB (job), FALSE);
-
- job->priv->spool_file_fd = g_open (filename, O_RDONLY|O_BINARY);
- if (job->priv->spool_file_fd < 0)
- {
- gchar *display_filename = g_filename_display_name (filename);
- int save_errno = errno;
-
- g_set_error (error,
- G_FILE_ERROR,
- g_file_error_from_errno (save_errno),
- _("Failed to open file '%s': %s"),
- display_filename,
- g_strerror (save_errno));
-
- g_free (display_filename);
+ priv = job->priv;
+
+ priv->spool_io = g_io_channel_new_file (filename, "r", &tmp_error);
+
+ if (tmp_error == NULL)
+ g_io_channel_set_encoding (priv->spool_io, NULL, &tmp_error);
+
+ if (tmp_error != NULL)
+ {
+ g_propagate_error (error, tmp_error);
return FALSE;
}
- return TRUE;
+
+ return TRUE;
}
/**
* gtk_print_job_get_surface:
* @job: a #GtkPrintJob
- * @error: return location for errors, or %NULL
+ * @error: (allow-none): return location for errors, or %NULL
*
* Gets a cairo surface onto which the pages of
* the print job should be rendered.
gtk_print_job_get_surface (GtkPrintJob *job,
GError **error)
{
+ GtkPrintJobPrivate *priv;
gchar *filename;
gdouble width, height;
GtkPaperSize *paper_size;
-
+ int fd;
+ GError *tmp_error;
+
+ tmp_error = NULL;
+
g_return_val_if_fail (GTK_IS_PRINT_JOB (job), NULL);
- if (job->priv->surface)
- return job->priv->surface;
-
- job->priv->spool_file_fd = g_file_open_tmp ("gtkprint_XXXXXX",
- &filename,
- error);
- if (job->priv->spool_file_fd == -1)
- return NULL;
+ priv = job->priv;
- fchmod (job->priv->spool_file_fd, S_IRUSR | S_IWUSR);
- unlink (filename);
+ if (priv->surface)
+ return priv->surface;
+
+ g_return_val_if_fail (priv->spool_io == NULL, NULL);
+
+ fd = g_file_open_tmp ("gtkprint_XXXXXX",
+ &filename,
+ &tmp_error);
+ if (fd == -1)
+ {
+ g_free (filename);
+ g_propagate_error (error, tmp_error);
+ return NULL;
+ }
- paper_size = gtk_page_setup_get_paper_size (job->priv->page_setup);
+ fchmod (fd, S_IRUSR | S_IWUSR);
+
+#ifdef G_ENABLE_DEBUG
+ /* If we are debugging printing don't delete the tmp files */
+ if (!(gtk_debug_flags & GTK_DEBUG_PRINTING))
+#endif /* G_ENABLE_DEBUG */
+ g_unlink (filename);
+ g_free (filename);
+
+ paper_size = gtk_page_setup_get_paper_size (priv->page_setup);
width = gtk_paper_size_get_width (paper_size, GTK_UNIT_POINTS);
height = gtk_paper_size_get_height (paper_size, GTK_UNIT_POINTS);
-
- job->priv->surface = _gtk_printer_create_cairo_surface (job->priv->printer,
- width, height,
- job->priv->spool_file_fd);
- return job->priv->surface;
+ priv->spool_io = g_io_channel_unix_new (fd);
+ g_io_channel_set_close_on_unref (priv->spool_io, TRUE);
+ g_io_channel_set_encoding (priv->spool_io, NULL, &tmp_error);
+
+ if (tmp_error != NULL)
+ {
+ g_io_channel_unref (priv->spool_io);
+ priv->spool_io = NULL;
+ g_propagate_error (error, tmp_error);
+ return NULL;
+ }
+
+ priv->surface = _gtk_printer_create_cairo_surface (priv->printer,
+ priv->settings,
+ width, height,
+ priv->spool_io);
+
+ return priv->surface;
+}
+
+/**
+ * gtk_print_job_set_track_print_status:
+ * @job: a #GtkPrintJob
+ * @track_status: %TRUE to track status after printing
+ *
+ * If track_status is %TRUE, the print job will try to continue report
+ * on the status of the print job in the printer queues and printer. This
+ * can allow your application to show things like "out of paper" issues,
+ * and when the print job actually reaches the printer.
+ *
+ * This function is often implemented using some form of polling, so it should
+ * not be enabled unless needed.
+ *
+ * Since: 2.10
+ */
+void
+gtk_print_job_set_track_print_status (GtkPrintJob *job,
+ gboolean track_status)
+{
+ GtkPrintJobPrivate *priv;
+
+ g_return_if_fail (GTK_IS_PRINT_JOB (job));
+
+ priv = job->priv;
+
+ track_status = track_status != FALSE;
+
+ if (priv->track_print_status != track_status)
+ {
+ priv->track_print_status = track_status;
+
+ g_object_notify (G_OBJECT (job), "track-print-status");
+ }
+}
+
+/**
+ * gtk_print_job_get_track_print_status:
+ * @job: a #GtkPrintJob
+ *
+ * Returns wheter jobs will be tracked after printing.
+ * For details, see gtk_print_job_set_track_print_status().
+ *
+ * Return value: %TRUE if print job status will be reported after printing
+ *
+ * Since: 2.10
+ */
+gboolean
+gtk_print_job_get_track_print_status (GtkPrintJob *job)
+{
+ GtkPrintJobPrivate *priv;
+
+ g_return_val_if_fail (GTK_IS_PRINT_JOB (job), FALSE);
+
+ priv = job->priv;
+
+ return priv->track_print_status;
}
static void
{
GtkPrintJob *job = GTK_PRINT_JOB (object);
+ GtkPrintJobPrivate *priv = job->priv;
GtkPrintSettings *settings;
switch (prop_id)
{
- case GTK_PRINT_JOB_PROP_TITLE:
- job->priv->title = g_value_dup_string (value);
+ case PROP_TITLE:
+ g_free (priv->title);
+ priv->title = g_value_dup_string (value);
break;
- case GTK_PRINT_JOB_PROP_PRINTER:
- job->priv->printer = GTK_PRINTER (g_value_dup_object (value));
- job->priv->printer_set = TRUE;
- job->priv->backend = g_object_ref (gtk_printer_get_backend (job->priv->printer));
+ case PROP_PRINTER:
+ priv->printer = GTK_PRINTER (g_value_dup_object (value));
+ priv->printer_set = TRUE;
+ priv->backend = g_object_ref (gtk_printer_get_backend (priv->printer));
break;
- case GTK_PRINT_JOB_PROP_PAGE_SETUP:
- job->priv->page_setup = GTK_PAGE_SETUP (g_value_dup_object (value));
- job->priv->page_setup_set = TRUE;
+ case PROP_PAGE_SETUP:
+ priv->page_setup = GTK_PAGE_SETUP (g_value_dup_object (value));
+ priv->page_setup_set = TRUE;
break;
- case GTK_PRINT_JOB_PROP_SETTINGS:
+ case PROP_SETTINGS:
/* We save a copy of the settings since we modify
* if when preparing the printer job. */
settings = GTK_PRINT_SETTINGS (g_value_get_object (value));
- job->priv->settings = gtk_print_settings_copy (settings);
- job->priv->settings_set = TRUE;
+ priv->settings = gtk_print_settings_copy (settings);
+ priv->settings_set = TRUE;
+ break;
+
+ case PROP_TRACK_PRINT_STATUS:
+ gtk_print_job_set_track_print_status (job, g_value_get_boolean (value));
break;
default:
GParamSpec *pspec)
{
GtkPrintJob *job = GTK_PRINT_JOB (object);
+ GtkPrintJobPrivate *priv = job->priv;
switch (prop_id)
{
- case GTK_PRINT_JOB_PROP_TITLE:
- g_value_set_string (value, job->priv->title);
+ case PROP_TITLE:
+ g_value_set_string (value, priv->title);
break;
- case GTK_PRINT_JOB_PROP_PRINTER:
- g_value_set_object (value, job->priv->printer);
+ case PROP_PRINTER:
+ g_value_set_object (value, priv->printer);
break;
- case GTK_PRINT_JOB_PROP_SETTINGS:
- g_value_set_object (value, job->priv->settings);
+ case PROP_SETTINGS:
+ g_value_set_object (value, priv->settings);
break;
- case GTK_PRINT_JOB_PROP_PAGE_SETUP:
- g_value_set_object (value, job->priv->page_setup);
+ case PROP_PAGE_SETUP:
+ g_value_set_object (value, priv->page_setup);
+ break;
+ case PROP_TRACK_PRINT_STATUS:
+ g_value_set_boolean (value, priv->track_print_status);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
/**
* gtk_print_job_send:
* @job: a GtkPrintJob
- * @callback: function to call when the job completes
+ * @callback: function to call when the job completes or an error occurs
* @user_data: user data that gets passed to @callback
* @dnotify: destroy notify for @user_data
- * @error: return location for errors, or %NULL
*
* Sends the print job off to the printer.
*
- * Return value: %FALSE if an error occurred
- *
* Since: 2.10
**/
-gboolean
+void
gtk_print_job_send (GtkPrintJob *job,
GtkPrintJobCompleteFunc callback,
gpointer user_data,
- GDestroyNotify dnotify,
- GError **error)
+ GDestroyNotify dnotify)
{
- g_return_val_if_fail (GTK_IS_PRINT_JOB (job), FALSE);
- g_return_val_if_fail (job->priv->spool_file_fd > 0, FALSE);
+ GtkPrintJobPrivate *priv;
+
+ g_return_if_fail (GTK_IS_PRINT_JOB (job));
+
+ priv = job->priv;
+ g_return_if_fail (priv->spool_io != NULL);
gtk_print_job_set_status (job, GTK_PRINT_STATUS_SENDING_DATA);
- lseek (job->priv->spool_file_fd, 0, SEEK_SET);
- gtk_print_backend_print_stream (job->priv->backend,
- job,
- job->priv->spool_file_fd,
- callback,
- user_data,
- dnotify);
-
- return TRUE;
+
+ g_io_channel_seek_position (priv->spool_io, 0, G_SEEK_SET, NULL);
+
+ gtk_print_backend_print_stream (priv->backend, job,
+ priv->spool_io,
+ callback, user_data, dnotify);
}
+
#define __GTK_PRINT_JOB_C__
#include "gtkaliasdef.c"
projects / ~andy / gtk / blobdiff