/*
* e-signature-editor.c
*
* 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/>
*
*
* Copyright (C) 1999-2008 Novell, Inc. (www.novell.com)
*
*/
#include "e-signature-editor.h"
#include <string.h>
#include <glib/gi18n.h>
#include <e-util/e-alert-dialog.h>
#include <e-util/e-alert-sink.h>
#include <e-util/e-signature-utils.h>
#include <misc/e-web-view.h>
enum {
PROP_0,
PROP_FOCUS_TRACKER,
PROP_SIGNATURE
};
struct _ESignatureEditorPrivate {
GtkActionGroup *action_group;
EFocusTracker *focus_tracker;
ESignature *signature;
GtkWidget *entry;
gchar *original_name;
};
static const gchar *ui =
"<ui>\n"
" <menubar name='main-menu'>\n"
" <placeholder name='pre-edit-menu'>\n"
" <menu action='file-menu'>\n"
" <menuitem action='save-and-close'/>\n"
" <separator/>"
" <menuitem action='close'/>\n"
" </menu>\n"
" </placeholder>\n"
" </menubar>\n"
" <toolbar name='main-toolbar'>\n"
" <placeholder name='pre-main-toolbar'>\n"
" <toolitem action='save-and-close'/>\n"
" </placeholder>\n"
" </toolbar>\n"
"</ui>";
G_DEFINE_TYPE_WITH_CODE (
ESignatureEditor,
e_signature_editor,
GTKHTML_TYPE_EDITOR,
G_IMPLEMENT_INTERFACE (E_TYPE_ALERT_SINK, NULL))
static void
handle_error (GError **error)
{
if (*error != NULL) {
g_warning ("%s", (*error)->message);
g_clear_error (error);
}
}
static void
action_close_cb (GtkAction *action,
ESignatureEditor *editor)
{
gboolean something_changed = FALSE;
const gchar *original_name;
const gchar *signature_name;
original_name = editor->priv->original_name;
signature_name = gtk_entry_get_text (GTK_ENTRY (editor->priv->entry));
something_changed |= gtkhtml_editor_has_undo (GTKHTML_EDITOR (editor));
something_changed |= (strcmp (signature_name, original_name) != 0);
if (something_changed) {
gint response;
response = e_alert_run_dialog_for_args (
GTK_WINDOW (editor),
"mail:ask-signature-changed", NULL);
if (response == GTK_RESPONSE_YES) {
GtkActionGroup *action_group;
action_group = editor->priv->action_group;
action = gtk_action_group_get_action (
action_group, "save-and-close");
gtk_action_activate (action);
return;
} else if (response == GTK_RESPONSE_CANCEL)
return;
}
gtk_widget_destroy (GTK_WIDGET (editor));
}
static void
action_save_and_close_cb (GtkAction *action,
ESignatureEditor *editor)
{
GtkWidget *entry;
ESignatureList *signature_list;
ESignature *signature;
ESignature *same_name;
const gchar *filename;
gchar *signature_name;
gboolean html;
GError *error = NULL;
entry = editor->priv->entry;
html = gtkhtml_editor_get_html_mode (GTKHTML_EDITOR (editor));
if (editor->priv->signature == NULL) {
gchar *new_filename;
signature = e_signature_new ();
e_signature_set_name (signature, _("Unnamed"));
e_signature_set_is_script (signature, FALSE);
e_signature_set_is_html (signature, html);
/* FIXME Pass a GError and deal with it. */
new_filename = e_create_signature_file (NULL);
e_signature_set_filename (signature, new_filename);
g_free (new_filename);
} else {
signature = g_object_ref (editor->priv->signature);
e_signature_set_is_html (signature, html);
}
filename = e_signature_get_filename (signature);
gtkhtml_editor_save (GTKHTML_EDITOR (editor), filename, html, &error);
if (error != NULL) {
e_alert_submit (
E_ALERT_SINK (editor),
"mail:no-save-signature",
error->message, NULL);
g_clear_error (&error);
return;
}
signature_list = e_get_signature_list ();
signature_name = g_strdup (gtk_entry_get_text (GTK_ENTRY (entry)));
g_strstrip (signature_name);
/* Make sure the signature name is not blank. */
if (*signature_name == '\0') {
e_alert_submit (
E_ALERT_SINK (editor),
"mail:blank-signature", NULL);
gtk_widget_grab_focus (entry);
g_free (signature_name);
return;
}
/* Don't overwrite an existing signature of the same name. */
same_name =
e_signature_list_find_by_name (signature_list, signature_name);
if (same_name != NULL && !e_signature_is_equal (signature, same_name)) {
e_alert_submit (
E_ALERT_SINK (editor),
"mail:signature-already-exists",
signature_name, NULL);
gtk_widget_grab_focus (entry);
g_free (signature_name);
return;
}
e_signature_set_name (signature, signature_name);
g_free (signature_name);
if (editor->priv->signature != NULL)
e_signature_list_change (signature_list, signature);
else
e_signature_list_add (signature_list, signature);
e_signature_list_save (signature_list);
gtk_widget_destroy (GTK_WIDGET (editor));
}
static GtkActionEntry entries[] = {
{ "close",
GTK_STOCK_CLOSE,
N_("_Close"),
"<Control>w",
NULL,
G_CALLBACK (action_close_cb) },
{ "save-and-close",
GTK_STOCK_SAVE,
N_("_Save and Close"),
"<Control>Return",
NULL,
G_CALLBACK (action_save_and_close_cb) },
{ "file-menu",
NULL,
N_("_File"),
NULL,
NULL,
NULL }
};
static gboolean
signature_editor_delete_event_cb (ESignatureEditor *editor,
GdkEvent *event)
{
GtkActionGroup *action_group;
GtkAction *action;
action_group = editor->priv->action_group;
action = gtk_action_group_get_action (action_group, "close");
gtk_action_activate (action);
return TRUE;
}
static void
signature_editor_set_property (GObject *object,
guint property_id,
const GValue *value,
GParamSpec *pspec)
{
switch (property_id) {
case PROP_SIGNATURE:
e_signature_editor_set_signature (
E_SIGNATURE_EDITOR (object),
g_value_get_object (value));
return;
}
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
}
static void
signature_editor_get_property (GObject *object,
guint property_id,
GValue *value,
GParamSpec *pspec)
{
switch (property_id) {
case PROP_FOCUS_TRACKER:
g_value_set_object (
value, e_signature_editor_get_focus_tracker (
E_SIGNATURE_EDITOR (object)));
return;
case PROP_SIGNATURE:
g_value_set_object (
value, e_signature_editor_get_signature (
E_SIGNATURE_EDITOR (object)));
return;
}
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
}
static void
signature_editor_dispose (GObject *object)
{
ESignatureEditorPrivate *priv;
priv = E_SIGNATURE_EDITOR (object)->priv;
if (priv->action_group != NULL) {
g_object_unref (priv->action_group);
priv->action_group = NULL;
}
if (priv->focus_tracker != NULL) {
g_object_unref (priv->focus_tracker);
priv->focus_tracker = NULL;
}
if (priv->signature != NULL) {
g_object_unref (priv->signature);
priv->signature = NULL;
}
if (priv->entry != NULL) {
g_object_unref (priv->entry);
priv->entry = NULL;
}
/* Chain up to parent's dispose() method. */
G_OBJECT_CLASS (e_signature_editor_parent_class)->dispose (object);
}
static void
signature_editor_finalize (GObject *object)
{
ESignatureEditorPrivate *priv;
priv = E_SIGNATURE_EDITOR (object)->priv;
g_free (priv->original_name);
/* Chain up to parent's finalize() method. */
G_OBJECT_CLASS (e_signature_editor_parent_class)->finalize (object);
}
static void
signature_editor_cut_clipboard (GtkhtmlEditor *editor)
{
/* Do nothing. EFocusTracker handles this. */
}
static void
signature_editor_copy_clipboard (GtkhtmlEditor *editor)
{
/* Do nothing. EFocusTracker handles this. */
}
static void
signature_editor_paste_clipboard (GtkhtmlEditor *editor)
{
/* Do nothing. EFocusTracker handles this. */
}
static void
signature_editor_select_all (GtkhtmlEditor *editor)
{
/* Do nothing. EFocusTracker handles this. */
}
static void
e_signature_editor_class_init (ESignatureEditorClass *class)
{
GObjectClass *object_class;
GtkhtmlEditorClass *editor_class;
g_type_class_add_private (class, sizeof (ESignatureEditorPrivate));
object_class = G_OBJECT_CLASS (class);
object_class->set_property = signature_editor_set_property;
object_class->get_property = signature_editor_get_property;
object_class->dispose = signature_editor_dispose;
object_class->finalize = signature_editor_finalize;
editor_class = GTKHTML_EDITOR_CLASS (class);
editor_class->cut_clipboard = signature_editor_cut_clipboard;
editor_class->copy_clipboard = signature_editor_copy_clipboard;
editor_class->paste_clipboard = signature_editor_paste_clipboard;
editor_class->select_all = signature_editor_select_all;
g_object_class_install_property (
object_class,
PROP_FOCUS_TRACKER,
g_param_spec_object (
"focus-tracker",
NULL,
NULL,
E_TYPE_FOCUS_TRACKER,
G_PARAM_READABLE));
g_object_class_install_property (
object_class,
PROP_SIGNATURE,
g_param_spec_object (
"signature",
NULL,
NULL,
E_TYPE_SIGNATURE,
G_PARAM_READWRITE));
}
static void
e_signature_editor_init (ESignatureEditor *editor)
{
GtkActionGroup *action_group;
EFocusTracker *focus_tracker;
GtkhtmlEditor *gtkhtml_editor;
GtkUIManager *ui_manager;
GtkAction *action;
GtkWidget *container;
GtkWidget *widget;
GtkWidget *vbox;
GError *error = NULL;
editor->priv = G_TYPE_INSTANCE_GET_PRIVATE (editor, E_TYPE_SIGNATURE_EDITOR, ESignatureEditorPrivate);
vbox = GTKHTML_EDITOR (editor)->vbox;
gtkhtml_editor = GTKHTML_EDITOR (editor);
ui_manager = gtkhtml_editor_get_ui_manager (gtkhtml_editor);
gtk_ui_manager_add_ui_from_string (ui_manager, ui, -1, &error);
handle_error (&error);
action_group = gtk_action_group_new ("signature");
gtk_action_group_set_translation_domain (
action_group, GETTEXT_PACKAGE);
gtk_action_group_add_actions (
action_group, entries,
G_N_ELEMENTS (entries), editor);
gtk_ui_manager_insert_action_group (ui_manager, action_group, 0);
editor->priv->action_group = g_object_ref (action_group);
/* hide page properties, because it is not inherited in the mail */
action = gtkhtml_editor_get_action (gtkhtml_editor, "properties-page");
gtk_action_set_visible (action, FALSE);
action = gtkhtml_editor_get_action (gtkhtml_editor, "context-properties-page");
gtk_action_set_visible (action, FALSE);
gtk_ui_manager_ensure_update (ui_manager);
gtk_window_set_title (GTK_WINDOW (editor), _("Edit Signature"));
widget = gtk_hbox_new (FALSE, 6);
gtk_container_set_border_width (GTK_CONTAINER (widget), 6);
gtk_box_pack_start (GTK_BOX (vbox), widget, FALSE, FALSE, 0);
/* Position 2 should be between the main and style toolbars. */
gtk_box_reorder_child (GTK_BOX (vbox), widget, 2);
gtk_widget_show (widget);
container = widget;
widget = gtk_entry_new ();
gtk_box_pack_end (GTK_BOX (container), widget, TRUE, TRUE, 0);
editor->priv->entry = g_object_ref_sink (widget);
gtk_widget_show (widget);
widget = gtk_label_new_with_mnemonic (_("_Signature Name:"));
gtk_label_set_mnemonic_widget (GTK_LABEL (widget), editor->priv->entry);
gtk_box_pack_end (GTK_BOX (container), widget, FALSE, FALSE, 0);
gtk_widget_show (widget);
g_signal_connect (
editor, "delete-event",
G_CALLBACK (signature_editor_delete_event_cb), NULL);
e_signature_editor_set_signature (editor, NULL);
/* Configure an EFocusTracker to manage selection actions.
*
* XXX GtkhtmlEditor does not manage its own selection actions,
* which is technically a bug but works in our favor here
* because it won't cause any conflicts with EFocusTracker. */
focus_tracker = e_focus_tracker_new (GTK_WINDOW (editor));
action = gtkhtml_editor_get_action (gtkhtml_editor, "cut");
e_focus_tracker_set_cut_clipboard_action (focus_tracker, action);
action = gtkhtml_editor_get_action (gtkhtml_editor, "copy");
e_focus_tracker_set_copy_clipboard_action (focus_tracker, action);
action = gtkhtml_editor_get_action (gtkhtml_editor, "paste");
e_focus_tracker_set_paste_clipboard_action (focus_tracker, action);
action = gtkhtml_editor_get_action (gtkhtml_editor, "select-all");
e_focus_tracker_set_select_all_action (focus_tracker, action);
editor->priv->focus_tracker = focus_tracker;
}
GtkWidget *
e_signature_editor_new (void)
{
return g_object_new (
E_TYPE_SIGNATURE_EDITOR,
"html", e_web_view_new (), NULL);
}
EFocusTracker *
e_signature_editor_get_focus_tracker (ESignatureEditor *editor)
{
g_return_val_if_fail (E_IS_SIGNATURE_EDITOR (editor), NULL);
return editor->priv->focus_tracker;
}
ESignature *
e_signature_editor_get_signature (ESignatureEditor *editor)
{
g_return_val_if_fail (E_IS_SIGNATURE_EDITOR (editor), NULL);
return editor->priv->signature;
}
void
e_signature_editor_set_signature (ESignatureEditor *editor,
ESignature *signature)
{
const gchar *filename;
const gchar *signature_name;
gboolean is_html;
gchar *contents;
gsize length;
GError *error = NULL;
g_return_if_fail (E_IS_SIGNATURE_EDITOR (editor));
if (signature != NULL)
g_return_if_fail (E_SIGNATURE (signature));
if (editor->priv->signature != NULL) {
g_object_unref (editor->priv->signature);
editor->priv->signature = NULL;
}
if (signature == NULL)
goto exit;
editor->priv->signature = g_object_ref (signature);
/* Load signature content. */
filename = e_signature_get_filename (signature);
is_html = e_signature_get_is_html (signature);
if (is_html)
g_file_get_contents (filename, &contents, &length, &error);
else {
gchar *data;
data = e_read_signature_file (signature, FALSE, &error);
if (data != NULL)
contents = g_strdup_printf ("<PRE>\n%s", data);
else
contents = NULL;
length = -1;
g_free (data);
}
if (error == NULL) {
gtkhtml_editor_set_html_mode (
GTKHTML_EDITOR (editor), is_html);
gtkhtml_editor_set_text_html (
GTKHTML_EDITOR (editor), contents, length);
g_free (contents);
} else {
g_warning ("%s", error->message);
g_error_free (error);
}
exit:
if (signature != NULL)
signature_name = e_signature_get_name (signature);
else
signature_name = _("Unnamed");
/* Set the entry text before we grab focus. */
g_free (editor->priv->original_name);
editor->priv->original_name = g_strdup (signature_name);
gtk_entry_set_text (GTK_ENTRY (editor->priv->entry), signature_name);
/* Set the focus appropriately. If this is a new signature, draw
* the user's attention to the signature name entry. Otherwise go
* straight to the editing area. */
if (signature == NULL)
gtk_widget_grab_focus (editor->priv->entry);
else {
GtkHTML *html;
html = gtkhtml_editor_get_html (GTKHTML_EDITOR (editor));
gtk_widget_grab_focus (GTK_WIDGET (html));
}
g_object_notify (G_OBJECT (editor), "signature");
}