diff options
Diffstat (limited to 'e-util/e-print.c')
| -rw-r--r-- | e-util/e-print.c | 255 |
1 files changed, 255 insertions, 0 deletions
diff --git a/e-util/e-print.c b/e-util/e-print.c new file mode 100644 index 0000000000..bc2f4d3608 --- /dev/null +++ b/e-util/e-print.c @@ -0,0 +1,255 @@ +/* + * + * This program 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) version 3. + * + * 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 + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with the program; if not, see <http://www.gnu.org/licenses/> + * + * + * Authors: + * JP Rosevear <jpr@novell.com> + * + * Copyright (C) 1999-2008 Novell, Inc. (www.novell.com) + * + */ + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include "e-print.h" + +#include <stdio.h> +#include <string.h> +#include <gtk/gtk.h> +#include <glib/gi18n.h> + +#include <libedataserver/libedataserver.h> + +/* XXX Would be better if GtkPrint exposed these. */ +#define PAGE_SETUP_GROUP_NAME "Page Setup" +#define PRINT_SETTINGS_GROUP_NAME "Print Settings" + +static gchar * +key_file_get_filename (void) +{ + return g_build_filename (e_get_user_data_dir (), "printing.ini", NULL); +} + +static void +load_key_file (GKeyFile *key_file) +{ + gchar *filename; + GError *error = NULL; + + filename = key_file_get_filename (); + + if (!g_file_test (filename, G_FILE_TEST_EXISTS)) + goto exit; + + g_key_file_load_from_file ( + key_file, filename, G_KEY_FILE_KEEP_COMMENTS | + G_KEY_FILE_KEEP_TRANSLATIONS, &error); + + if (error != NULL) { + g_warning ("%s", error->message); + g_error_free (error); + } + +exit: + g_free (filename); +} + +static void +save_key_file (GKeyFile *key_file) +{ + gchar *contents; + gchar *filename; + gsize length; + GError *error = NULL; + + filename = key_file_get_filename (); + contents = g_key_file_to_data (key_file, &length, NULL); + + g_file_set_contents (filename, contents, length, &error); + + if (error != NULL) { + g_warning ("%s", error->message); + g_error_free (error); + } + + g_free (contents); + g_free (filename); +} + +static GtkPrintSettings * +load_settings (GKeyFile *key_file) +{ + GtkPrintSettings *settings; + GError *error = NULL; + + settings = gtk_print_settings_new (); + + if (g_key_file_has_group (key_file, PRINT_SETTINGS_GROUP_NAME)) + gtk_print_settings_load_key_file ( + settings, key_file, PRINT_SETTINGS_GROUP_NAME, &error); + + if (error != NULL) { + g_warning ("%s", error->message); + g_error_free (error); + } + + return settings; +} + +static void +save_settings (GtkPrintSettings *settings, + GKeyFile *key_file) +{ + /* XXX GtkPrintSettings does not distinguish between settings + * that should persist and one-time-only settings, such as + * page range or number of copies. All print settings are + * persistent by default and we opt out particular keys by + * popular demand. */ + + gtk_print_settings_unset (settings, GTK_PRINT_SETTINGS_N_COPIES); + gtk_print_settings_unset (settings, GTK_PRINT_SETTINGS_PAGE_RANGES); + gtk_print_settings_unset (settings, GTK_PRINT_SETTINGS_PAGE_SET); + gtk_print_settings_unset (settings, GTK_PRINT_SETTINGS_PRINT_PAGES); + + gtk_print_settings_to_key_file (settings, key_file, NULL); +} + +static GtkPageSetup * +load_page_setup (GKeyFile *key_file) +{ + GtkPageSetup *page_setup; + + page_setup = gtk_page_setup_new (); + + if (g_key_file_has_group (key_file, PAGE_SETUP_GROUP_NAME)) + gtk_page_setup_load_key_file ( + page_setup, key_file, PAGE_SETUP_GROUP_NAME, NULL); + + return page_setup; +} + +static void +save_page_setup (GtkPageSetup *page_setup, + GKeyFile *key_file) +{ + gtk_page_setup_to_key_file (page_setup, key_file, NULL); +} + +static void +handle_error (GtkPrintOperation *operation) +{ + GtkWidget *dialog; + GError *error = NULL; + + dialog = gtk_message_dialog_new_with_markup ( + NULL, 0, GTK_MESSAGE_ERROR, GTK_BUTTONS_OK, + "<span weight=\"bold\" size=\"larger\">%s</span>", + _("An error occurred while printing")); + + gtk_print_operation_get_error (operation, &error); + + if (error != NULL && error->message != NULL) + gtk_message_dialog_format_secondary_text ( + GTK_MESSAGE_DIALOG (dialog), "%s\n\n%s", + _("The printing system reported the " + "following details about the error:"), + error->message); + else + gtk_message_dialog_format_secondary_text ( + GTK_MESSAGE_DIALOG (dialog), "%s", + _("The printing system did not report " + "any additional details about the error.")); + + if (error != NULL) + g_error_free (error); + + gtk_dialog_run (GTK_DIALOG (dialog)); + + gtk_widget_destroy (dialog); +} + +static void +print_done_cb (GtkPrintOperation *operation, + GtkPrintOperationResult result, + GKeyFile *key_file) +{ + GtkPrintSettings *settings; + + settings = gtk_print_operation_get_print_settings (operation); + + if (result == GTK_PRINT_OPERATION_RESULT_APPLY) + save_settings (settings, key_file); + if (result == GTK_PRINT_OPERATION_RESULT_ERROR) + handle_error (operation); + + save_key_file (key_file); + g_key_file_free (key_file); +} + +GtkPrintOperation * +e_print_operation_new (void) +{ + GtkPrintOperation *operation; + GtkPrintSettings *settings; + GtkPageSetup *page_setup; + GKeyFile *key_file; + + operation = gtk_print_operation_new (); + + key_file = g_key_file_new (); + load_key_file (key_file); + + settings = load_settings (key_file); + gtk_print_operation_set_print_settings (operation, settings); + g_object_unref (settings); + + page_setup = load_page_setup (key_file); + gtk_print_operation_set_default_page_setup (operation, page_setup); + g_object_unref (page_setup); + + g_signal_connect ( + operation, "done", + G_CALLBACK (print_done_cb), key_file); + + return operation; +} + +void +e_print_run_page_setup_dialog (GtkWindow *parent) +{ + GtkPageSetup *new_page_setup; + GtkPageSetup *old_page_setup; + GtkPrintSettings *settings; + GKeyFile *key_file; + + key_file = g_key_file_new (); + load_key_file (key_file); + + settings = load_settings (key_file); + old_page_setup = load_page_setup (key_file); + new_page_setup = gtk_print_run_page_setup_dialog ( + parent, old_page_setup, settings); + save_page_setup (new_page_setup, key_file); + save_settings (settings, key_file); + + g_object_unref (new_page_setup); + g_object_unref (old_page_setup); + g_object_unref (settings); + + save_key_file (key_file); + g_key_file_free (key_file); +} |