GList *
balsa_print_objects_append_from_body(GList * list,
GtkPrintContext * context,
LibBalsaMessageBody * mime_body,
BalsaPrintSetup * psetup)
{
static const struct {
char * type; /* MIME type */
int use_len; /* length for strncasecmp or -1 for strcasecmp */
GList * (*handler)(GList *, GtkPrintContext *, LibBalsaMessageBody *,
BalsaPrintSetup *);
} pr_handlers[] = {
{ "text/html", -1, balsa_print_object_default },
{ "text/enriched", -1, balsa_print_object_default },
{ "text/richtext", -1, balsa_print_object_default },
{ "text/x-vcard", -1, balsa_print_object_text_vcard },
{ "text/directory", -1, balsa_print_object_text_vcard },
{ "text/calendar", -1, balsa_print_object_text_calendar },
{ "text/plain", -1, balsa_print_object_text_plain },
{ "text/rfc822-headers", -1, balsa_print_object_emb_headers },
{ "text/", 5, balsa_print_object_text },
{ "image/", 6, balsa_print_object_image },
{ "message/rfc822", -1, balsa_print_object_emb_message },
#ifdef HAVE_GPGME
{ "application/pgp-signature", -1, balsa_print_object_mp_crypto },
#ifdef HAVE_SMIME
{ "application/pkcs7-signature", -1, balsa_print_object_mp_crypto },
{ "application/x-pkcs7-signature", -1, balsa_print_object_mp_crypto },
#endif /* HAVE_SMIME */
#endif /* HAVE_GPGME */
{ NULL, -1, balsa_print_object_default }
};
gchar *conttype;
GList *result;
int n;
conttype = libbalsa_message_body_get_mime_type(mime_body);
for (n = 0;
pr_handlers[n].type &&
((pr_handlers[n].use_len == -1 &&
g_ascii_strcasecmp(pr_handlers[n].type, conttype)) ||
(pr_handlers[n].use_len > 0 &&
g_ascii_strncasecmp(pr_handlers[n].type, conttype, pr_handlers[n].use_len)));
n++);
result = pr_handlers[n].handler(list, context, mime_body, psetup);
g_free(conttype);
return result;
}
BalsaMimeWidget *
balsa_mime_widget_new(BalsaMessage * bm, LibBalsaMessageBody * mime_body, gpointer data)
{
BalsaMimeWidget *mw = NULL;
gchar *content_type;
mime_delegate_t *delegate;
g_return_val_if_fail(bm != NULL, NULL);
g_return_val_if_fail(mime_body != NULL, NULL);
/* determine the content type of the passed MIME body */
content_type = libbalsa_message_body_get_mime_type(mime_body);
delegate = mime_delegate;
while (delegate->handler &&
((delegate->wildcard &&
g_ascii_strncasecmp(delegate->mime_type, content_type,
strlen(delegate->mime_type))) ||
(!delegate->wildcard &&
g_ascii_strcasecmp(delegate->mime_type, content_type))))
delegate++;
if (delegate->handler)
mw = (delegate->handler) (bm, mime_body, content_type, data);
/* fall back to default if no handler is present */
if (!mw)
mw = balsa_mime_widget_new_unknown(bm, mime_body, content_type);
if (mw) {
if (mw->widget) {
g_signal_connect(G_OBJECT(mw->widget), "focus_in_event",
G_CALLBACK(balsa_mime_widget_limit_focus),
(gpointer) bm);
g_signal_connect(G_OBJECT(mw->widget), "focus_out_event",
G_CALLBACK(balsa_mime_widget_unlimit_focus),
(gpointer) bm);
#ifdef HAVE_GPGME
if (mime_body->sig_info &&
g_ascii_strcasecmp("application/pgp-signature", content_type) &&
g_ascii_strcasecmp("application/pkcs7-signature", content_type) &&
g_ascii_strcasecmp("application/x-pkcs7-signature", content_type)) {
GtkWidget * signature =
balsa_mime_widget_signature_widget(mime_body, content_type);
mw->widget = balsa_mime_widget_crypto_frame(mime_body, mw->widget,
mime_body->was_encrypted,
FALSE, signature);
} else if (mime_body->was_encrypted &&
g_ascii_strcasecmp("multipart/signed", content_type)) {
mw->widget = balsa_mime_widget_crypto_frame(mime_body, mw->widget,
TRUE, TRUE, NULL);
}
#endif
g_object_ref_sink(mw->widget);
if (GTK_IS_LAYOUT(mw->widget)) {
GtkAdjustment *vadj;
g_object_get(G_OBJECT(mw->widget), "vadjustment", &vadj,
NULL);
g_signal_connect(vadj, "changed",
G_CALLBACK(vadj_change_cb), mw->widget);
}
gtk_widget_show_all(mw->widget);
}
}
g_free(content_type);
return mw;
}
GList *
balsa_print_object_default(GList * list,
GtkPrintContext * context,
LibBalsaMessageBody * body,
BalsaPrintSetup * psetup)
{
BalsaPrintObjectDefault *pod;
BalsaPrintObject *po;
gchar *conttype;
PangoFontDescription *header_font;
PangoLayout *test_layout;
PangoTabArray *tabs;
GString *desc_buf;
gdouble c_max_height;
gchar *part_desc;
pod = g_object_new(BALSA_TYPE_PRINT_OBJECT_DEFAULT, NULL);
g_assert(pod != NULL);
po = BALSA_PRINT_OBJECT(pod);
/* create the part */
po->depth = psetup->curr_depth;
po->c_width =
psetup->c_width - 2 * psetup->curr_depth * C_LABEL_SEP;
/* get a pixbuf according to the mime type */
conttype = libbalsa_message_body_get_mime_type(body);
pod->pixbuf =
libbalsa_icon_finder(NULL, conttype, NULL, NULL,
GTK_ICON_SIZE_DND);
pod->c_image_width = gdk_pixbuf_get_width(pod->pixbuf);
pod->c_image_height = gdk_pixbuf_get_height(pod->pixbuf);
/* create a layout for calculating the maximum label width */
header_font =
pango_font_description_from_string(balsa_app.print_header_font);
test_layout = gtk_print_context_create_pango_layout(context);
pango_layout_set_font_description(test_layout, header_font);
pango_font_description_free(header_font);
desc_buf = g_string_new("");
/* add type and filename (if available) */
pod->p_label_width =
p_string_width_from_layout(test_layout, _("Type:"));
if ((part_desc = libbalsa_vfs_content_description(conttype)))
g_string_append_printf(desc_buf, "%s\t%s (%s)", _("Type:"),
part_desc, conttype);
else
g_string_append_printf(desc_buf, "%s\t%s", _("Type:"), conttype);
g_free(part_desc);
g_free(conttype);
if (body->filename) {
gint p_fnwidth =
p_string_width_from_layout(test_layout, _("File name:"));
if (p_fnwidth > pod->p_label_width)
pod->p_label_width = p_fnwidth;
g_string_append_printf(desc_buf, "\n%s\t%s", _("File name:"),
body->filename);
}
/* add a small space between label and value */
pod->p_label_width += C_TO_P(C_LABEL_SEP);
/* configure the layout so we can calculate the text height */
pango_layout_set_indent(test_layout, -pod->p_label_width);
tabs =
pango_tab_array_new_with_positions(1, FALSE, PANGO_TAB_LEFT,
pod->p_label_width);
pango_layout_set_tabs(test_layout, tabs);
pango_tab_array_free(tabs);
pango_layout_set_width(test_layout,
C_TO_P(po->c_width -
4 * C_LABEL_SEP - pod->c_image_width));
pango_layout_set_alignment(test_layout, PANGO_ALIGN_LEFT);
pod->c_text_height =
P_TO_C(p_string_height_from_layout(test_layout, desc_buf->str));
pod->description = g_string_free(desc_buf, FALSE);
/* check if we should move to the next page */
c_max_height = MAX(pod->c_text_height, pod->c_image_height);
if (psetup->c_y_pos + c_max_height > psetup->c_height) {
psetup->c_y_pos = 0;
psetup->page_count++;
}
/* remember the extent */
po->on_page = psetup->page_count - 1;
po->c_at_x = psetup->c_x0 + po->depth * C_LABEL_SEP;
po->c_at_y = psetup->c_y0 + psetup->c_y_pos;
po->c_width = psetup->c_width - 2 * po->depth * C_LABEL_SEP;
po->c_height = c_max_height;
/* adjust the y position */
psetup->c_y_pos += c_max_height;
return g_list_append(list, po);
}
