From 68400be65ee2da2a7bcad35f306ba2846936e826 Mon Sep 17 00:00:00 2001
From: Not Zed <NotZed@Ximian.com>
Date: Mon, 16 May 2005 06:10:22 +0000
Subject: added e-error.[ch], removed e-error-tool, and added
 e-system.error.xml

2005-05-16  Not Zed  <NotZed@Ximian.com>

        * Makefile.am: added e-error.[ch], removed e-error-tool, and added
        e-system.error.xml

svn path=/trunk/; revision=29360
---
 e-util/ChangeLog          |   5 +
 e-util/Makefile.am        |  21 +-
 e-util/e-error-tool.c     | 134 ----------
 e-util/e-error.c          | 628 ++++++++++++++++++++++++++++++++++++++++++++++
 e-util/e-error.h          |  57 +++++
 e-util/e-system.error.xml |  22 ++
 6 files changed, 721 insertions(+), 146 deletions(-)
 delete mode 100644 e-util/e-error-tool.c
 create mode 100644 e-util/e-error.c
 create mode 100644 e-util/e-error.h
 create mode 100644 e-util/e-system.error.xml

(limited to 'e-util')

diff --git a/e-util/ChangeLog b/e-util/ChangeLog
index c2faeeb73b..5f5c407550 100644
--- a/e-util/ChangeLog
+++ b/e-util/ChangeLog
@@ -1,3 +1,8 @@
+2005-05-16  Not Zed  <NotZed@Ximian.com>
+
+	* Makefile.am: added e-error.[ch], removed e-error-tool, and added
+	e-system.error.xml
+
 2005-05-13  Not Zed  <NotZed@Ximian.com>
 
 	* e-popup.c (emph_popup_factory): if we have a factory method
diff --git a/e-util/Makefile.am b/e-util/Makefile.am
index 5ffedc9415..888cd47cd5 100644
--- a/e-util/Makefile.am
+++ b/e-util/Makefile.am
@@ -12,6 +12,7 @@ INCLUDES =								\
 	-DEVOLUTION_ICONSDIR=\""$(imagesdir)"\"				\
 	-DEVOLUTION_CATEGORY_ICONS=\""$(imagesdir)/categories"\"	\
 	-DEVOLUTION_PLUGINDIR=\""$(plugindir)"\"			\
+	-DEVOLUTION_PRIVDATADIR=\""$(privdatadir)"\"			\
 	-DG_LOG_DOMAIN=\"e-utils\"					\
 	$(GNOME_PILOT_CFLAGS)						\
 	$(E_UTIL_CFLAGS)
@@ -30,6 +31,7 @@ eutilinclude_HEADERS = 				\
 	e-corba-utils.h				\
 	e-dialog-utils.h			\
 	e-dialog-widgets.h			\
+	e-error.h				\
 	e-event.h				\
 	e-folder-map.h				\
 	e-fsutils.h				\
@@ -68,6 +70,7 @@ libeutil_la_SOURCES =				\
 	e-corba-utils.c				\
 	e-dialog-utils.c			\
 	e-dialog-widgets.c			\
+	e-error.c				\
 	e-event.c				\
 	e-folder-map.c				\
 	e-fsutils.c				\
@@ -116,24 +119,18 @@ endif
 
 libeconduit_la_SOURCES = $(pilot_compile)
 
-# e-error-tool
-
-e_error_tool_SOURCES = \
-	e-error-tool.c
-
-e_error_tool_LDADD = \
-	$(GNOME_FULL_LIBS)
-
-noinst_PROGRAMS = 			\
-	e-error-tool
+error_DATA = e-system.error
+errordir = $(privdatadir)/errors
+@EVO_PLUGIN_RULE@
 
 EXTRA_DIST =				\
+	e-system.error.xml		\
 	$(pilot_sources)		\
 	ChangeLog.pre-1-4		\
 	e-util-marshal.list
 
-BUILT_SOURCES = $(MARSHAL_GENERATED)
+BUILT_SOURCES = $(MARSHAL_GENERATED) $(error_DATA)
 CLEANFILES    = $(BUILT_SOURCES)
 
-dist-hook: e-error-tool
+dist-hook:
 	cd $(distdir); rm -f $(BUILT_SOURCES)
diff --git a/e-util/e-error-tool.c b/e-util/e-error-tool.c
deleted file mode 100644
index 4544b8b158..0000000000
--- a/e-util/e-error-tool.c
+++ /dev/null
@@ -1,134 +0,0 @@
-
-#include <errno.h>
-
-#include <stdio.h>
-
-#include <string.h>
-#include <sys/types.h>
-#include <dirent.h>
-
-#include <unistd.h>
-
-#include <libxml/parser.h>
-#include <libxml/xmlmemory.h>
-
-#include <glib.h>
-
-static void
-dump_cstring(FILE *out, const char *tmp)
-{
-	const char *p;
-	int c;
-
-	fprintf(out, "char *s = N_(\"");
-	p = tmp;
-	while ( (c = *p++) ) {
-		switch (c) {
-		case '\n':
-			fprintf(out, "\\n\"\n\t\"");
-			break;
-		case '\r':
-			fprintf(out, "\\r");
-			break;
-		case '\t':
-			fprintf(out, "\\t");
-			break;
-		case '"':
-		case '\\':
-			fprintf(out, "\\%c", c);
-			break;
-		default:
-			fputc(c, out);
-		}
-	}
-
-	fprintf(out, "\");\n");
-}
-
-static void
-extract_strings(FILE *out, const char *path)
-{
-	xmlDocPtr doc;
-	xmlNodePtr root, error, scan;
-	char *tmp, *domain;
-
-	doc = xmlParseFile(path);
-	if (doc == NULL) {
-		g_warning("Error file '%s' not found", path);
-		return;
-	}
-
-	root = xmlDocGetRootElement(doc);
-	if (root == NULL
-	    || strcmp(root->name, "error-list") != 0
-	    || (domain = xmlGetProp(root, "domain")) == NULL) {
-		g_warning("Error file '%s' invalid format", path);
-		xmlFreeDoc(doc);
-		return;
-	}
-
-	for (error = root->children;error;error = error->next) {
-		char *id;
-
-		if (strcmp(error->name, "error") != 0)
-			continue;
-
-		id = xmlGetProp(error, "id");
-		if (id == NULL) {
-			g_warning("Error format invalid, missing error id");
-			_exit(1);
-		}
-
-		for (scan = error->children;scan;scan=scan->next) {
-			if (!strcmp(scan->name, "primary")
-			    || !strcmp(scan->name, "secondary")
-			    || !strcmp(scan->name, "title")) {
-				fprintf(out, "/* %s:%s %s */\n", domain, id, scan->name);
-				tmp = xmlNodeGetContent(scan);
-				if (tmp) {
-					dump_cstring(out, tmp);
-					xmlFree(tmp);
-				}
-			} else if (!strcmp(scan->name, "button")) {
-				tmp = xmlGetProp(scan, "label");
-				if (tmp) {
-					dump_cstring(out, tmp);
-					xmlFree(tmp);
-				}
-			}
-		}
-		xmlFree(id);
-	}
-
-	xmlFree(domain);
-
-	xmlFreeDoc(doc);
-}
-
-int main(int argc, char **argv)
-{
-	int i;
-	FILE *out;
-
-	for (i=1;i<argc;i++) {
-		char *orig_name, *name;
-
-		orig_name = g_path_get_basename (argv[i]);
-		name = g_strdup_printf("%s.h", orig_name);
-		g_free (orig_name);
-		
-		out = fopen(name, "w");
-		if (out == NULL) {
-			fprintf(stderr, "Error creating %s: %s\n", name, strerror(errno));
-			return 1;
-		}
-		extract_strings(out, argv[i]);
-		if (fclose(out) != 0) {
-			fprintf(stderr, "Error writing to %s: %s\n", name, strerror(errno));
-			return 1;
-		}
-		g_free(name);
-	}
-
-	return 0;
-}
diff --git a/e-util/e-error.c b/e-util/e-error.c
new file mode 100644
index 0000000000..f7dc888609
--- /dev/null
+++ b/e-util/e-error.c
@@ -0,0 +1,628 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- *
+ *
+ *  Authors: Michael Zucchi <notzed@ximian.com>
+ *
+ *  Copyright 2004 Novell Inc. (www.novell.com)
+ *
+ *  This program is free software; you can redistribute it and/or
+ *  modify it under the terms of version 2 of the GNU General Public
+ *  License as published by the Free Software Foundation.
+ *
+ *  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 Street #330, Boston, MA 02111-1307, USA.
+ *
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <string.h>
+#include <sys/types.h>
+#include <dirent.h>
+
+#include <libxml/parser.h>
+#include <libxml/xmlmemory.h>
+
+#include <glib.h>
+#include <gtk/gtkbutton.h>
+#include <gtk/gtkhbox.h>
+#include <gtk/gtkstock.h>
+#include <gtk/gtkdialog.h>
+#include <gtk/gtkwindow.h>
+#include <gtk/gtklabel.h>
+#include <gtk/gtkimage.h>
+
+#include <libgnome/gnome-i18n.h>
+#include <libgnome/gnome-url.h>
+
+#include "e-error.h"
+
+#define d(x) 
+
+struct _e_error_button {
+	struct _e_error_button *next;
+	char *stock;
+	char *label;
+	int response;
+};
+
+struct _e_error {
+	guint32 flags;
+	char *id;
+	int type;
+	int default_response;
+	char *title;
+	char *primary;
+	char *secondary;
+	char *help_uri;
+	struct _e_error_button *buttons;
+};
+
+struct _e_error_table {
+	char *domain;
+	char *translation_domain;
+	GHashTable *errors;
+};
+
+static GHashTable *error_table;
+static GSList *ee_parent_list;
+
+/* ********************************************************************** */
+
+static struct _e_error_button default_ok_button = {
+	NULL, "gtk-ok", NULL, GTK_RESPONSE_OK
+};
+
+static struct _e_error default_errors[] = {
+	{ GTK_DIALOG_MODAL, "error", 3, GTK_RESPONSE_OK, N_("Evolution Error"), "{0}", "{1}", NULL, &default_ok_button },
+	{ GTK_DIALOG_MODAL, "error-primary", 3, GTK_RESPONSE_OK, N_("Evolution Error"), "{0}", NULL, NULL, &default_ok_button },
+	{ GTK_DIALOG_MODAL, "warning", 1, GTK_RESPONSE_OK, N_("Evolution Warning"), "{0}", "{1}", NULL, &default_ok_button },
+	{ GTK_DIALOG_MODAL, "warning-primary", 1, GTK_RESPONSE_OK, N_("Evolution Warning"), "{0}", NULL, NULL, &default_ok_button },
+};
+
+/* ********************************************************************** */
+
+static struct {
+	char *name;
+	int id;
+} response_map[] = {
+	{ "GTK_RESPONSE_REJECT", GTK_RESPONSE_REJECT },
+	{ "GTK_RESPONSE_ACCEPT", GTK_RESPONSE_ACCEPT },
+	{ "GTK_RESPONSE_OK", GTK_RESPONSE_OK },
+	{ "GTK_RESPONSE_CANCEL", GTK_RESPONSE_CANCEL },
+	{ "GTK_RESPONSE_CLOSE", GTK_RESPONSE_CLOSE },
+	{ "GTK_RESPONSE_YES", GTK_RESPONSE_YES },
+	{ "GTK_RESPONSE_NO", GTK_RESPONSE_NO },
+	{ "GTK_RESPONSE_APPLY", GTK_RESPONSE_APPLY },
+	{ "GTK_RESPONSE_HELP", GTK_RESPONSE_HELP },
+};
+
+static int
+map_response(const char *name)
+{
+	int i;
+	
+	for (i=0;i<sizeof(response_map)/sizeof(response_map[0]);i++)
+		if (!strcmp(name, response_map[i].name))
+			return response_map[i].id;
+
+	return 0;
+}
+
+static struct {
+	const char *name;
+	const char *icon;
+	const char *title;
+} type_map[] = {
+	{ "info", GTK_STOCK_DIALOG_INFO, N_("Evolution Information") },
+	{ "warning", GTK_STOCK_DIALOG_WARNING, N_("Evolution Warning") },
+	{ "question", GTK_STOCK_DIALOG_QUESTION, N_("Evolution Query") },
+	{ "error", GTK_STOCK_DIALOG_ERROR, N_("Evolution Error") },
+};
+
+static int
+map_type(const char *name)
+{
+	int i;
+
+	if (name) {
+		for (i=0;i<sizeof(type_map)/sizeof(type_map[0]);i++)
+			if (!strcmp(name, type_map[i].name))
+				return i;
+	}
+
+	return 3;
+}
+
+/*
+  XML format:
+
+ <error id="error-id" type="info|warning|question|error"? response="default_response"? modal="true"? >
+  <title>Window Title</title>?
+  <primary>Primary error text.</primary>?
+  <secondary>Secondary error text.</secondary>?
+  <help uri="help uri"/> ?
+  <button stock="stock-button-id"? label="button label"? response="response_id"? /> *
+ </error>
+
+ The tool e-error-tool is used to extract the translatable strings for
+ translation.
+
+*/
+static void
+ee_load(const char *path)
+{
+	xmlDocPtr doc;
+	xmlNodePtr root, error, scan;
+	struct _e_error *e;
+	struct _e_error_button *lastbutton;
+	struct _e_error_table *table;
+	char *tmp;
+
+	d(printf("loading error file %s\n", path));
+	
+	doc = xmlParseFile(path);
+	if (doc == NULL) {
+		g_warning("Error file '%s' not found", path);
+		return;
+	}
+
+	root = xmlDocGetRootElement(doc);
+	if (root == NULL
+	    || strcmp(root->name, "error-list") != 0
+	    || (tmp = xmlGetProp(root, "domain")) == NULL) {
+		g_warning("Error file '%s' invalid format", path);
+		xmlFreeDoc(doc);
+		return;
+	}
+
+	table = g_hash_table_lookup(error_table, tmp);
+	if (table == NULL) {
+		char *tmp2;
+
+		table = g_malloc0(sizeof(*table));
+		table->domain = g_strdup(tmp);
+		table->errors = g_hash_table_new(g_str_hash, g_str_equal);
+		g_hash_table_insert(error_table, table->domain, table);
+
+		tmp2 = xmlGetProp(root, "translation-domain");
+		if (tmp2) {
+			table->translation_domain = g_strdup(tmp2);
+			xmlFree(tmp2);
+
+			tmp2 = xmlGetProp(root, "translation-localedir");
+			if (tmp2) {
+				bindtextdomain(table->translation_domain, tmp2);
+				xmlFree(tmp2);
+			}
+		}
+	} else
+		g_warning("Error file '%s', domain '%s' already used, merging", path, tmp);
+	xmlFree(tmp);
+
+	for (error = root->children;error;error = error->next) {
+		if (!strcmp(error->name, "error")) {
+			tmp = xmlGetProp(error, "id");
+			if (tmp == NULL)
+				continue;
+
+			e = g_malloc0(sizeof(*e));
+			e->id = g_strdup(tmp);
+			xmlFree(tmp);
+			lastbutton = (struct _e_error_button *)&e->buttons;
+
+			tmp = xmlGetProp(error, "modal");
+			if (tmp) {
+				if (!strcmp(tmp, "true"))
+					e->flags |= GTK_DIALOG_MODAL;
+				xmlFree(tmp);
+			}
+
+			tmp = xmlGetProp(error, "type");
+			e->type = map_type(tmp);
+			if (tmp)
+				xmlFree(tmp);
+
+			tmp = xmlGetProp(error, "default");
+			if (tmp) {
+				e->default_response = map_response(tmp);
+				xmlFree(tmp);
+			}
+
+			for (scan = error->children;scan;scan=scan->next) {
+				if (!strcmp(scan->name, "primary")) {
+					if ((tmp = xmlNodeGetContent(scan))) {
+						e->primary = g_strdup(dgettext(table->translation_domain, tmp));
+						xmlFree(tmp);
+					}
+				} else if (!strcmp(scan->name, "secondary")) {
+					if ((tmp = xmlNodeGetContent(scan))) {
+						e->secondary = g_strdup(dgettext(table->translation_domain, tmp));
+						xmlFree(tmp);
+					}
+				} else if (!strcmp(scan->name, "title")) {
+					if ((tmp = xmlNodeGetContent(scan))) {
+						e->title = g_strdup(dgettext(table->translation_domain, tmp));
+						xmlFree(tmp);
+					}
+				} else if (!strcmp(scan->name, "help")) {
+					tmp = xmlGetProp(scan, "uri");
+					if (tmp) {
+						e->help_uri = g_strdup(tmp);
+						xmlFree(tmp);
+					}
+				} else if (!strcmp(scan->name, "button")) {
+					struct _e_error_button *b;
+
+					b = g_malloc0(sizeof(*b));
+					tmp = xmlGetProp(scan, "stock");
+					if (tmp) {
+						b->stock = g_strdup(tmp);
+						xmlFree(tmp);
+					}
+					tmp = xmlGetProp(scan, "label");
+					if (tmp) {
+						b->label = g_strdup(dgettext(table->translation_domain, tmp));
+						xmlFree(tmp);
+					}
+					tmp = xmlGetProp(scan, "response");
+					if (tmp) {
+						b->response = map_response(tmp);
+						xmlFree(tmp);
+					}
+
+					if (b->stock == NULL && b->label == NULL) {
+						g_warning("Error file '%s': missing button details in error '%s'", path, e->id);
+						g_free(b->stock);
+						g_free(b->label);
+						g_free(b);
+					} else {
+						lastbutton->next = b;
+						lastbutton = b;
+					}
+				}
+			}
+
+			g_hash_table_insert(table->errors, e->id, e);
+		}
+	}
+
+	xmlFreeDoc(doc);
+}
+
+static void
+ee_load_tables(void)
+{
+	DIR *dir;
+	struct dirent *d;
+	const char *base = EVOLUTION_PRIVDATADIR "/errors";
+	struct _e_error_table *table;
+	int i;
+
+	if (error_table != NULL)
+		return;
+
+	error_table = g_hash_table_new(g_str_hash, g_str_equal);
+
+	/* setup system error types */
+	table = g_malloc0(sizeof(*table));
+	table->domain = "builtin";
+	table->errors = g_hash_table_new(g_str_hash, g_str_equal);
+	for (i=0;i<sizeof(default_errors)/sizeof(default_errors[0]);i++)
+		g_hash_table_insert(table->errors, default_errors[i].id, &default_errors[i]);
+	g_hash_table_insert(error_table, table->domain, table);
+
+	/* look for installed error tables */
+	dir = opendir(base);
+	if (dir == NULL)
+		return;
+
+	while ( (d = readdir(dir)) ) {
+		char *path;
+
+		if (d->d_name[0] == '.')
+			continue;
+
+		path = g_build_filename(base, d->d_name, NULL);
+		ee_load(path);
+		g_free(path);
+	}
+
+	closedir(dir);
+}
+
+/* unfortunately, gmarkup_escape doesn't expose its gstring based api :( */
+static void
+ee_append_text(GString *out, const char *text)
+{
+	char c;
+
+	while ( (c=*text++) ) {
+		if (c == '<')
+			g_string_append(out, "&lt;");
+		else if (c == '>')
+			g_string_append(out, "&gt;");
+		else if (c == '"')
+			g_string_append(out, "&quot;");
+		else if (c == '\'')
+			g_string_append(out, "&apos;");
+		else if (c == '&')
+			g_string_append(out, "&amp;");
+		else
+			g_string_append_c(out, c);
+	}
+}
+
+static void
+ee_build_label(GString *out, const char *fmt, GPtrArray *args)
+{
+	const char *end, *newstart;
+	int id;
+
+	while (fmt
+	       && (newstart = strchr(fmt, '{'))
+	       && (end = strchr(newstart+1, '}'))) {
+		g_string_append_len(out, fmt, newstart-fmt);
+		id = atoi(newstart+1);
+		if (id < args->len)
+			ee_append_text(out, args->pdata[id]);
+		else
+			g_warning("Error references argument %d not supplied by caller", id);
+		fmt = end+1;
+	}
+
+	g_string_append(out, fmt);
+}
+
+static void
+ee_response(GtkWidget *w, guint button, struct _e_error *e)
+{
+	GError *err = NULL;
+
+	if (button == GTK_RESPONSE_HELP) {
+		g_signal_stop_emission_by_name(w, "response");
+		gnome_url_show(e->help_uri, &err);
+		if (err) {
+			g_warning("Unable to run help uri: %s", err->message);
+			g_error_free(err);
+		}
+	}
+}
+
+GtkWidget *
+e_error_newv(GtkWindow *parent, const char *tag, const char *arg0, va_list ap)
+{
+	struct _e_error_table *table;
+	struct _e_error *e;
+	struct _e_error_button *b;
+	GtkWidget *hbox, *w;
+	char *tmp, *domain, *id;
+	GString *out;
+	GPtrArray *args;
+	GtkDialog *dialog;
+
+	if (error_table == NULL)
+		ee_load_tables();
+
+	dialog = (GtkDialog *)gtk_dialog_new();
+	gtk_dialog_set_has_separator(dialog, FALSE);
+
+	gtk_widget_ensure_style ((GtkWidget *)dialog);
+	gtk_container_set_border_width ((GtkContainer *)(dialog->vbox), 0);
+	gtk_container_set_border_width ((GtkContainer *)(dialog->action_area), 12);
+
+	if (parent == NULL && ee_parent_list)
+		parent = (GtkWindow *)ee_parent_list->data;
+	if (parent)
+		gtk_window_set_transient_for((GtkWindow *)dialog, parent);
+	else
+		g_warning("No parent set, or default parent available for error dialog");
+
+	domain = alloca(strlen(tag)+1);
+	strcpy(domain, tag);
+	id = strchr(domain, ':');
+	if (id)
+		*id++ = 0;
+
+	if ( id == NULL
+	     || (table = g_hash_table_lookup(error_table, domain)) == NULL
+	     || (e = g_hash_table_lookup(table->errors, id)) == NULL) {
+		/* setup a dummy error */
+		tmp = g_strdup_printf(_("<span weight=\"bold\">Internal error, unknown error '%s' requested</span>"), tag);
+		w = gtk_label_new(NULL);
+		gtk_label_set_selectable((GtkLabel *)w, TRUE);
+		gtk_label_set_line_wrap((GtkLabel *)w, TRUE);
+		gtk_label_set_markup((GtkLabel *)w, tmp);
+		gtk_widget_show(w);
+		gtk_box_pack_start((GtkBox *)dialog->vbox, w, TRUE, TRUE, 12);
+
+		return (GtkWidget *)dialog;
+	}
+
+	if (e->flags & GTK_DIALOG_MODAL)
+		gtk_window_set_modal((GtkWindow *)dialog, TRUE);
+	gtk_window_set_destroy_with_parent((GtkWindow *)dialog, TRUE);
+
+	if (e->help_uri) {
+		w = gtk_dialog_add_button(dialog, GTK_STOCK_HELP, GTK_RESPONSE_HELP);
+		g_signal_connect(dialog, "response", G_CALLBACK(ee_response), e);
+	}
+
+	b = e->buttons;
+	if (b == NULL) {
+		gtk_dialog_add_button(dialog, GTK_STOCK_OK, GTK_RESPONSE_OK);
+	} else {
+		for (b = e->buttons;b;b=b->next) {
+			if (b->stock) {
+				if (b->label) {
+#if 0
+					/* FIXME: So although this looks like it will work, it wont.
+					   Need to do it the hard way ... it also breaks the
+					   default_response stuff */
+					w = gtk_button_new_from_stock(b->stock);
+					gtk_button_set_label((GtkButton *)w, b->label);
+					gtk_widget_show(w);
+					gtk_dialog_add_action_widget(dialog, w, b->response);
+#endif
+					gtk_dialog_add_button(dialog, b->label, b->response);
+				} else
+					gtk_dialog_add_button(dialog, b->stock, b->response);
+			} else
+				gtk_dialog_add_button(dialog, b->label, b->response);
+		}
+	}
+
+	if (e->default_response)
+		gtk_dialog_set_default_response(dialog, e->default_response);
+
+	hbox = gtk_hbox_new(FALSE, 0);
+	gtk_container_set_border_width((GtkContainer *)hbox, 12);
+
+	w = gtk_image_new_from_stock(type_map[e->type].icon, GTK_ICON_SIZE_DIALOG);
+	gtk_misc_set_alignment((GtkMisc *)w, 0.0, 0.0);
+	gtk_box_pack_start((GtkBox *)hbox, w, TRUE, TRUE, 12);
+
+	args = g_ptr_array_new();
+	tmp = (char *)arg0;
+	while (tmp) {
+		g_ptr_array_add(args, tmp);
+		tmp = va_arg(ap, char *);
+	}
+
+	out = g_string_new("");
+
+	if (e->title) {
+		ee_build_label(out, dgettext(table->translation_domain, e->title), args);
+		gtk_window_set_title((GtkWindow *)dialog, out->str);
+		g_string_truncate(out, 0);
+	} else
+		gtk_window_set_title((GtkWindow *)dialog, dgettext(table->translation_domain, type_map[e->type].title));
+
+
+	if (e->primary) {
+		g_string_append(out, "<span weight=\"bold\" size=\"larger\">");
+		ee_build_label(out, dgettext(table->translation_domain, e->primary), args);
+		g_string_append(out, "</span>\n\n");
+	}
+
+	if (e->secondary)
+		ee_build_label(out, dgettext(table->translation_domain, e->secondary), args);
+
+	g_ptr_array_free(args, TRUE);
+
+	w = gtk_label_new(NULL);
+	gtk_label_set_selectable((GtkLabel *)w, TRUE);
+	gtk_label_set_line_wrap((GtkLabel *)w, TRUE);
+	gtk_label_set_markup((GtkLabel *)w, out->str);
+	g_string_free(out, TRUE);
+	gtk_box_pack_start((GtkBox *)hbox, w, FALSE, FALSE, 0);
+	gtk_widget_show_all(hbox);
+
+	gtk_box_pack_start((GtkBox *)dialog->vbox, hbox, TRUE, TRUE, 0);
+
+	return (GtkWidget *)dialog;
+}
+
+/**
+ * e_error_new:
+ * @parent: 
+ * @tag: error identifier
+ * @arg0: The first argument for the error formatter.  The list must
+ * be NULL terminated.
+ * 
+ * Creates a new error widget.  The @tag argument is used to determine
+ * which error to use, it is in the format domain:error-id.  The NULL
+ * terminated list of arguments, starting with @arg0 is used to fill
+ * out the error definition.
+ * 
+ * Return value: A GtkDialog which can be used for showing an error
+ * dialog asynchronously.
+ **/
+struct _GtkWidget *
+e_error_new(struct _GtkWindow *parent, const char *tag, const char *arg0, ...)
+{
+	GtkWidget *w;
+	va_list ap;
+
+	va_start(ap, arg0);
+	w = e_error_newv(parent, tag, arg0, ap);
+	va_end(ap);
+
+	return w;
+}
+
+int
+e_error_runv(GtkWindow *parent, const char *tag, const char *arg0, va_list ap)
+{
+	GtkWidget *w;
+	int res;
+
+	w = e_error_newv(parent, tag, arg0, ap);
+
+	res = gtk_dialog_run((GtkDialog *)w);
+	gtk_widget_destroy(w);
+
+	return res;
+}
+
+/**
+ * e_error_run:
+ * @parent: 
+ * @tag: 
+ * @arg0: 
+ * 
+ * Sets up, displays, runs and destroys a standard evolution error
+ * dialog based on @tag, which is in the format domain:error-id.
+ * 
+ * Return value: The response id of the button pressed.
+ **/
+int
+e_error_run(GtkWindow *parent, const char *tag, const char *arg0, ...)
+{
+	GtkWidget *w;
+	va_list ap;
+	int res;
+
+	va_start(ap, arg0);
+	w = e_error_newv(parent, tag, arg0, ap);
+	va_end(ap);
+
+	res = gtk_dialog_run((GtkDialog *)w);
+	gtk_widget_destroy(w);
+
+	return res;
+}
+
+static void
+remove_parent(GtkWidget *w, GtkWidget *parent)
+{
+	ee_parent_list = g_slist_remove(ee_parent_list, parent);
+}
+
+/**
+ * e_error_default_parent:
+ * @parent: 
+ * 
+ * Bit of a hack, set a default parent that will be used to parent any
+ * error boxes if none is supplied.
+ *
+ * This may be called multiple times, and the last call will be the
+ * main default.  This function will keep track of the parents
+ * destruction state.
+ **/
+void
+e_error_default_parent(struct _GtkWindow *parent)
+{
+	if (g_slist_find(ee_parent_list, parent) == NULL) {
+		ee_parent_list = g_slist_prepend(ee_parent_list, parent);
+		g_signal_connect(parent, "destroy", G_CALLBACK(remove_parent), parent);
+	}
+}
+
diff --git a/e-util/e-error.h b/e-util/e-error.h
new file mode 100644
index 0000000000..fe097656ab
--- /dev/null
+++ b/e-util/e-error.h
@@ -0,0 +1,57 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- *
+ *
+ *  Authors: Michael Zucchi <notzed@ximian.com>
+ *
+ *  Copyright 2004 Novell Inc. (www.novell.com)
+ *
+ *  This program is free software; you can redistribute it and/or
+ *  modify it under the terms of version 2 of the GNU General Public
+ *  License as published by the Free Software Foundation.
+ *
+ *  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 Street #330, Boston, MA 02111-1307, USA.
+ *
+ */
+
+#ifndef _E_ERROR_H
+#define _E_ERROR_H
+
+#include <stdarg.h>
+
+struct _GtkWindow;
+
+/*
+ * Some standard errors, if these are altered or added to,
+ * update devel-docs/misc/errors.txt
+ *
+ * Several more basic ones are needed.
+ */
+
+#define E_ERROR_WARNING "builtin:warning"
+#define E_ERROR_WARNING_PRIMARY "builtin:warning-primary"
+#define E_ERROR_ERROR "builtin:error"
+#define E_ERROR_ERROR_PRIMARY "builtin:error-primary"
+
+/* takes filename, returns OK if yes */
+#define E_ERROR_ASK_FILE_EXISTS_OVERWRITE "system:ask-save-file-exists-overwrite"
+/* takes filename, reason */
+#define E_ERROR_NO_SAVE_FILE "system:no-save-file"
+/* takes filename, reason */
+#define E_ERROR_NO_LOAD_FILE "system:no-save-file"
+
+/* Note that all errors returned are standard GtkDialoge's */
+struct _GtkWidget *e_error_new(struct _GtkWindow *parent, const char *tag, const char *arg0, ...);
+struct _GtkWidget *e_error_newv(struct _GtkWindow *parent, const char *tag, const char *arg0, va_list ap);
+
+int e_error_run(struct _GtkWindow *parent, const char *tag, const char *arg0, ...);
+int e_error_runv(struct _GtkWindow *parent, const char *tag, const char *arg0, va_list ap);
+
+void e_error_default_parent(struct _GtkWindow *parent);
+
+#endif /* !_E_ERROR_H */
diff --git a/e-util/e-system.error.xml b/e-util/e-system.error.xml
new file mode 100644
index 0000000000..7a2022af7f
--- /dev/null
+++ b/e-util/e-system.error.xml
@@ -0,0 +1,22 @@
+<?xml version="1.0"?>
+<error-list domain="system">
+
+ <error id="ask-save-file-exists-overwrite" type="error" default="GTK_RESPONSE_CANCEL">
+  <_title>Overwrite file?</_title>
+  <_primary>File exists &quot;{0}&quot;.</_primary>
+  <_secondary>Do you wish to overwrite it?</_secondary>
+  <button stock="gtk-cancel" response="GTK_RESPONSE_CANCEL"/>
+  <button _label="_Overwrite" response="GTK_RESPONSE_OK"/>
+ </error>
+
+ <error id="no-save-file" type="error">
+  <_primary>Cannot save file &quot;{0}&quot;.</_primary>
+  <_secondary>Because &quot;{1}&quot;.</_secondary>
+ </error>
+
+ <error id="no-load-file" type="error">
+  <_primary>Cannot open file &quot;{0}&quot;.</_primary>
+  <_secondary>Because &quot;{1}&quot;.</_secondary>
+ </error>
+
+</error-list>
-- 
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