/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */
/*
* Authors: Ettore Perazzoli <ettore@ximian.com>
* Jeffrey Stedfast <fejj@ximian.com>
* Srinivasa Ragavan <sragavan@novell.com>
*
* Copyright 1999-2005 Novell, Inc. (www.novell.com)
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 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 <gtk/gtk.h>
#include <glade/glade.h>
#include <gconf/gconf.h>
#include <gconf/gconf-client.h>
#include <gdk/gdkkeysyms.h>
#include <libgnomevfs/gnome-vfs-mime-handlers.h>
#include <libgnome/gnome-i18n.h>
#include "e-attachment.h"
#include "e-attachment-bar.h"
#include <libedataserver/e-iconv.h>
#include <camel/camel-data-wrapper.h>
#include <camel/camel-mime-message.h>
#include <camel/camel-stream-fs.h>
#include <camel/camel-stream-null.h>
#include <camel/camel-stream-mem.h>
#include <camel/camel-stream-filter.h>
#include <camel/camel-mime-filter-bestenc.h>
#include <camel/camel-mime-part.h>
#include "e-util/e-util.h"
#include "e-util/e-gui-utils.h"
#include "e-util/e-icon-factory.h"
#include "e-util/e-error.h"
#include "e-util/e-mktemp.h"
#define ICON_WIDTH 64
#define ICON_SEPARATORS " /-_"
#define ICON_SPACING 2
#define ICON_ROW_SPACING ICON_SPACING
#define ICON_COL_SPACING ICON_SPACING
#define ICON_BORDER 2
#define ICON_TEXT_SPACING 2
static GnomeIconListClass *parent_class = NULL;
struct _EAttachmentBarPrivate {
GtkWidget *attach; /* attachment file dialogue, if active */
GList *attachments;
guint num_attachments;
gchar *path;
};
enum {
CHANGED,
LAST_SIGNAL
};
static guint signals[LAST_SIGNAL] = { 0 };
static void update (EAttachmentBar *bar);
static char *
size_to_string (gulong size)
{
char *size_string;
/* FIXME: The following should probably go into a separate module, as
we might have to do the same thing in other places as well. Also,
I am not sure this will be OK for all the languages. */
if (size < 1e3L) {
size_string = NULL;
} else {
gdouble displayed_size;
if (size < 1e6L) {
displayed_size = (gdouble) size / 1.0e3;
size_string = g_strdup_printf (_("%.0fK"), displayed_size);
} else if (size < 1e9L) {
displayed_size = (gdouble) size / 1.0e6;
size_string = g_strdup_printf (_("%.0fM"), displayed_size);
} else {
displayed_size = (gdouble) size / 1.0e9;
size_string = g_strdup_printf (_("%.0fG"), displayed_size);
}
}
return size_string;
}
/* Attachment handling functions. */
static void
free_attachment_list (EAttachmentBar *bar)
{
EAttachmentBarPrivate *priv;
GList *p;
priv = bar->priv;
for (p = priv->attachments; p != NULL; p = p->next)
g_object_unref (p->data);
priv->attachments = NULL;
}
static void
attachment_changed_cb (EAttachment *attachment,
gpointer data)
{
update (E_ATTACHMENT_BAR (data));
}
static void
add_common (EAttachmentBar *bar,
EAttachment *attachment)
{
g_return_if_fail (attachment != NULL);
g_signal_connect (attachment, "changed",
G_CALLBACK (attachment_changed_cb),
bar);
bar->priv->attachments = g_list_append (bar->priv->attachments,
attachment);
bar->priv->num_attachments++;
update (bar);
g_signal_emit (bar, signals[CHANGED], 0);
}
static void
add_from_mime_part (EAttachmentBar *bar,
CamelMimePart *part)
{
add_common (bar, e_attachment_new_from_mime_part (part));
}
static void
add_from_file (EAttachmentBar *bar,
const char *file_name,
const char *disposition)
{
EAttachment *attachment;
CamelException ex;
camel_exception_init (&ex);
attachment = e_attachment_new (file_name, disposition, &ex);
if (attachment) {
add_common (bar, attachment);
} else {
/* FIXME: Avoid using error from mailer */
e_error_run((GtkWindow *)gtk_widget_get_toplevel((GtkWidget *)bar), "mail-composer:no-attach",
file_name, camel_exception_get_description(&ex), NULL);
camel_exception_clear (&ex);
}
}
static void
remove_attachment (EAttachmentBar *bar,
EAttachment *attachment)
{
g_return_if_fail (E_IS_ATTACHMENT_BAR (bar));
g_return_if_fail (g_list_find (bar->priv->attachments, attachment) != NULL);
bar->priv->attachments = g_list_remove (bar->priv->attachments,
attachment);
bar->priv->num_attachments--;
if (attachment->editor_gui != NULL) {
GtkWidget *dialog = glade_xml_get_widget (attachment->editor_gui, "dialog");
g_signal_emit_by_name (dialog, "response", GTK_RESPONSE_CLOSE);
}
g_object_unref(attachment);
g_signal_emit (bar, signals[CHANGED], 0);
}
/* Icon list contents handling. */
static void
calculate_height_width(EAttachmentBar *bar, int *new_width, int *new_height)
{
int width, height, icon_width;
PangoFontMetrics *metrics;
PangoContext *context;
GnomeIconList *icon_list;
icon_list = GNOME_ICON_LIST (bar);
context = gtk_widget_get_pango_context ((GtkWidget *) bar);
metrics = pango_context_get_metrics (context, ((GtkWidget *) bar)->style->font_desc, pango_context_get_language (context));
width = PANGO_PIXELS (pango_font_metrics_get_approximate_char_width (metrics)) * 15;
/* This should be *2, but the icon list creates too much space above ... */
height = PANGO_PIXELS (pango_font_metrics_get_ascent (metrics) + pango_font_metrics_get_descent (metrics)) * 3;
pango_font_metrics_unref (metrics);
icon_width = ICON_WIDTH + ICON_SPACING + ICON_BORDER + ICON_TEXT_SPACING;
if (new_width)
*new_width = MAX (icon_width, width);
if (new_height)
*new_height = ICON_WIDTH + ICON_SPACING + ICON_BORDER + ICON_TEXT_SPACING + height;
return;
}
static void
update (EAttachmentBar *bar)
{
EAttachmentBarPrivate *priv;
GnomeIconList *icon_list;
GList *p;
int bar_width, bar_height;
priv = bar->priv;
icon_list = GNOME_ICON_LIST (bar);
gnome_icon_list_freeze (icon_list);
gnome_icon_list_clear (icon_list);
/* FIXME could be faster, but we don't care. */
for (p = priv->attachments; p != NULL; p = p->next) {
EAttachment *attachment;
CamelContentType *content_type;
char *size_string, *label;
GdkPixbuf *pixbuf=NULL;
const char *desc;
attachment = p->data;
if (!attachment->is_available_local) {
/* stock_attach would be better, but its fugly scaled up */
pixbuf = e_icon_factory_get_icon("stock_unknown", E_ICON_SIZE_DIALOG);
if (pixbuf) {
attachment->index = gnome_icon_list_append_pixbuf (icon_list, pixbuf, NULL, "");
g_object_unref(pixbuf);
}
continue;
}
content_type = camel_mime_part_get_content_type (attachment->body);
/* Get the image out of the attachment
and create a thumbnail for it */
pixbuf = attachment->pixbuf_cache;
if (pixbuf) {
g_object_ref(pixbuf);
} else if (camel_content_type_is(content_type, "image", "*")) {
CamelDataWrapper *wrapper;
CamelStreamMem *mstream;
GdkPixbufLoader *loader;
gboolean error = TRUE;
wrapper = camel_medium_get_content_object (CAMEL_MEDIUM (attachment->body));
mstream = (CamelStreamMem *) camel_stream_mem_new ();
camel_data_wrapper_decode_to_stream (wrapper, (CamelStream *) mstream);
/* Stream image into pixbuf loader */
loader = gdk_pixbuf_loader_new ();
error = !gdk_pixbuf_loader_write (loader, mstream->buffer->data, mstream->buffer->len, NULL);
gdk_pixbuf_loader_close (loader, NULL);
if (!error) {
int ratio, width, height;
/* Shrink pixbuf */
pixbuf = gdk_pixbuf_loader_get_pixbuf (loader);
width = gdk_pixbuf_get_width (pixbuf);
height = gdk_pixbuf_get_height (pixbuf);
if (width >= height) {
if (width > 48) {
ratio = width / 48;
width = 48;
height = height / ratio;
}
} else {
if (height > 48) {
ratio = height / 48;
height = 48;
width = width / ratio;
}
}
attachment->pixbuf_cache = gdk_pixbuf_scale_simple
(pixbuf,
width,
height,
GDK_INTERP_BILINEAR);
pixbuf = attachment->pixbuf_cache;
g_object_ref(pixbuf);
} else {
pixbuf = NULL;
g_warning ("GdkPixbufLoader Error");
}
/* Destroy everything */
g_object_unref (loader);
camel_object_unref (mstream);
}
desc = camel_mime_part_get_description (attachment->body);
if (!desc || *desc == '\0')
desc = camel_mime_part_get_filename (attachment->body);
if (!desc)
desc = _("attachment");
if (attachment->size
&& (size_string = size_to_string (attachment->size))) {
label = g_strdup_printf ("%s (%s)", desc, size_string);
g_free (size_string);
} else
label = g_strdup (desc);
if (pixbuf == NULL) {
char *mime_type;
mime_type = camel_content_type_simple (content_type);
pixbuf = e_icon_for_mime_type (mime_type, 48);
if (pixbuf == NULL) {
g_warning("cannot find icon for mime type %s (installation problem?)", mime_type);
/* stock_attach would be better, but its fugly scaled up */
pixbuf = e_icon_factory_get_icon("stock_unknown", E_ICON_SIZE_DIALOG);
}
g_free (mime_type);
}
if (pixbuf) {
pixbuf = gdk_pixbuf_add_alpha (pixbuf, TRUE, 255, 255, 255);
/* In case of a attachment bar, in a signed/encrypted part, display the status as a emblem*/
if (attachment->sign) {
/* Show the signature status at the right-bottom.*/
GdkPixbuf *sign = NULL;
int x,y;
if (attachment->sign == CAMEL_CIPHER_VALIDITY_SIGN_BAD)
sign = e_icon_factory_get_icon("stock_signature-bad", E_ICON_SIZE_MENU);
else if (attachment->sign == CAMEL_CIPHER_VALIDITY_SIGN_GOOD)
sign = e_icon_factory_get_icon("stock_signature-ok", E_ICON_SIZE_MENU);
else
sign = e_icon_factory_get_icon("stock_signature", E_ICON_SIZE_MENU);
x = gdk_pixbuf_get_width(pixbuf) - 17;
y = gdk_pixbuf_get_height(pixbuf) - 17;
gdk_pixbuf_copy_area(sign, 0, 0, 16, 16, pixbuf, x, y);
g_object_unref (sign);
}
if (attachment->encrypt) {
/* Show the encryption status at the top left.*/
GdkPixbuf *encrypt = e_icon_factory_get_icon("stock_lock-ok", E_ICON_SIZE_MENU);
gdk_pixbuf_copy_area(encrypt, 0, 0, 16, 16, pixbuf, 1, 1);
g_object_unref (encrypt);
}
gnome_icon_list_append_pixbuf (icon_list, pixbuf, NULL, label);
g_object_unref(pixbuf);
}
g_free (label);
}
gnome_icon_list_thaw (icon_list);
/* Resize */
if (bar->expand) {
gtk_widget_get_size_request ((GtkWidget *)bar, &bar_width, &bar_height);
if (bar->priv->num_attachments) {
int per_col, rows, height, width;
calculate_height_width(bar, &width, &height);
per_col = bar_width / width;
rows = bar->priv->num_attachments / per_col;
gtk_widget_set_size_request ((GtkWidget *)bar, bar_width, (rows+1) * height);
}
}
}
static void
update_remote_file (EAttachment *attachment, EAttachmentBar *bar)
{
EAttachmentBarPrivate *priv;
GnomeIconList *icon_list;
GnomeIconTextItem *item;
char *msg, *base;
priv = bar->priv;
if (attachment->percentage == -1) {
update (bar);
return;
}
base = g_path_get_basename(attachment->file_name);
msg = g_strdup_printf("%s (%d%%)", base, attachment->percentage);
g_free(base);
icon_list = GNOME_ICON_LIST (bar);
gnome_icon_list_freeze (icon_list);
item = gnome_icon_list_get_icon_text_item (icon_list, attachment->index);
if (!item->is_text_allocated)
g_free (item->text);
gnome_icon_text_item_configure (item, item->x, item->y, item->width, item->fontname, msg, item->is_editable, TRUE);
gnome_icon_list_thaw (icon_list);
}
void
e_attachment_bar_remove_selected (EAttachmentBar *bar)
{
GnomeIconList *icon_list;
EAttachment *attachment;
GList *attachment_list, *p;
int num = 0, left, dlen;
g_return_if_fail (bar != NULL);
g_return_if_fail (E_IS_ATTACHMENT_BAR (bar));
icon_list = GNOME_ICON_LIST (bar);
/* Weee! I am especially proud of this piece of cheesy code: it is
truly awful. But unless one attaches a huge number of files, it
will not be as greedy as intended. FIXME of course. */
attachment_list = NULL;
p = gnome_icon_list_get_selection (icon_list);
dlen = g_list_length (p);
for ( ; p != NULL; p = p->next) {
num = GPOINTER_TO_INT (p->data);
attachment = E_ATTACHMENT (g_list_nth_data (bar->priv->attachments, num));
/* We need to check if there are duplicated index in the return list of
gnome_icon_list_get_selection() because of gnome bugzilla bug #122356.
FIXME in the future. */
if (g_list_find (attachment_list, attachment) == NULL) {
attachment_list = g_list_prepend (attachment_list, attachment);
}
}
for (p = attachment_list; p != NULL; p = p->next)
remove_attachment (bar, E_ATTACHMENT (p->data));
g_list_free (attachment_list);
update (bar);
left = gnome_icon_list_get_num_icons (icon_list);
num = num - dlen + 1;
if (left > 0)
gnome_icon_list_focus_icon (icon_list, left > num ? num : left - 1);
}
void
e_attachment_bar_edit_selected (EAttachmentBar *bar)
{
GnomeIconList *icon_list;
GList *selection, *attach;
int num;
g_return_if_fail (bar != NULL);
g_return_if_fail (E_IS_ATTACHMENT_BAR (bar));
icon_list = GNOME_ICON_LIST (bar);
selection = gnome_icon_list_get_selection (icon_list);
if (selection) {
num = GPOINTER_TO_INT (selection->data);
attach = g_list_nth (bar->priv->attachments, num);
if (attach)
e_attachment_edit ((EAttachment *)attach->data, GTK_WIDGET (bar));
}
}
GtkWidget **
e_attachment_bar_get_selector(EAttachmentBar *bar)
{
g_return_val_if_fail (bar != NULL, 0);
g_return_val_if_fail (E_IS_ATTACHMENT_BAR (bar), 0);
return &bar->priv->attach;
}
GSList *
e_attachment_bar_get_selected (EAttachmentBar *bar)
{
GSList *attachments = NULL;
GList *p;
g_return_val_if_fail (bar != NULL, 0);
g_return_val_if_fail (E_IS_ATTACHMENT_BAR (bar), 0);
p = gnome_icon_list_get_selection((GnomeIconList *)bar);
for ( ; p != NULL; p = p->next) {
int num = GPOINTER_TO_INT(p->data);
EAttachment *attachment = g_list_nth_data(bar->priv->attachments, num);
if (attachment && g_slist_find(attachments, attachment) == NULL) {
g_object_ref(attachment);
attachments = g_slist_prepend(attachments, attachment);
}
}
attachments = g_slist_reverse(attachments);
return attachments;
}
/* FIXME: Cleanup this, since there is a api to get selected attachments */
/* if id != -1, then use it as an index for target of the popup */
GSList *
e_attachment_bar_get_attachment (EAttachmentBar *bar, int id)
{
GSList *attachments = NULL;
GList *p;
EAttachment *attachment;
g_return_val_if_fail (bar != NULL, 0);
g_return_val_if_fail (E_IS_ATTACHMENT_BAR (bar), 0);
/* We need to check if there are duplicated index in the return list of
gnome_icon_list_get_selection() because of gnome bugzilla bug #122356.
FIXME in the future. */
if (id == -1
|| (attachment = g_list_nth_data(bar->priv->attachments, id)) == NULL) {
p = gnome_icon_list_get_selection((GnomeIconList *)bar);
for ( ; p != NULL; p = p->next) {
int num = GPOINTER_TO_INT(p->data);
EAttachment *attachment = g_list_nth_data(bar->priv->attachments, num);
if (attachment && g_slist_find(attachments, attachment) == NULL) {
g_object_ref(attachment);
attachments = g_slist_prepend(attachments, attachment);
}
}
attachments = g_slist_reverse(attachments);
} else {
g_object_ref(attachment);
attachments = g_slist_prepend(attachments, attachment);
}
return attachments;
}
/* Just the GSList has to be freed by the caller */
GSList *
e_attachment_bar_get_parts (EAttachmentBar *bar)
{
EAttachment *attachment;
GList *p = NULL;
GSList *part_list = NULL;
g_return_val_if_fail (bar != NULL, 0);
g_return_val_if_fail (E_IS_ATTACHMENT_BAR (bar), 0);
for ( p = bar->priv->attachments; p!= NULL; p = p->next) {
attachment = p->data;
if (attachment && attachment->is_available_local)
part_list = g_slist_prepend(part_list, attachment->body);
}
return part_list;
}
/* GtkObject methods. */
static void
destroy (GtkObject *object)
{
EAttachmentBar *bar;
bar = E_ATTACHMENT_BAR (object);
if (bar->priv) {
free_attachment_list (bar);
if (bar->priv->attach)
gtk_widget_destroy(bar->priv->attach);
if (bar->priv->path)
g_free (bar->priv->path);
g_free (bar->priv);
bar->priv = NULL;
}
if (GTK_OBJECT_CLASS (parent_class)->destroy != NULL)
(* GTK_OBJECT_CLASS (parent_class)->destroy) (object);
}
static char *
temp_save_part(CamelMimePart *part)
{
const char *filename;
char *tmpdir, *path, *mfilename = NULL;
CamelStream *stream;
CamelDataWrapper *wrapper;
tmpdir = e_mkdtemp("evolution-tmp-XXXXXX");
if (tmpdir == NULL) {
return NULL;
}
filename = camel_mime_part_get_filename (part);
if (filename == NULL) {
/* This is the default filename used for temporary file creation */
filename = _("Unknown");
} else {
mfilename = g_strdup(filename);
e_filename_make_safe(mfilename);
filename = mfilename;
}
path = g_build_filename(tmpdir, filename, NULL);
g_free(tmpdir);
g_free(mfilename);
wrapper = camel_medium_get_content_object (CAMEL_MEDIUM (part));
stream = camel_stream_fs_new_with_name (path, O_RDWR|O_CREAT|O_TRUNC, 0600);
if (!stream) {
/* TODO handle error conditions */
g_message ("DEBUG: could not open the file to write\n");
g_free (path);
return NULL;
}
if (camel_data_wrapper_decode_to_stream (wrapper, (CamelStream *) stream) == -1) {
g_free (path);
camel_stream_close (stream);
camel_object_unref (stream);
g_message ("DEBUG: could not write to file\n");
return NULL;
}
camel_stream_close(stream);
camel_object_unref(stream);
return path;
}
static void
eab_drag_data_get(EAttachmentBar *bar, GdkDragContext *drag, GtkSelectionData *data, guint info, guint time)
{
char *path;
GList *tmp;
gchar **uris;
int length, i=0;
if (info)
return;
tmp = gnome_icon_list_get_selection (GNOME_ICON_LIST(bar));
length = g_list_length (tmp);
uris = g_malloc0(sizeof(bar) * (length+1));
for (; tmp; tmp = tmp->next) {
int num = GPOINTER_TO_INT(tmp->data);
EAttachment *attachment = g_list_nth_data(bar->priv->attachments, num);
char *uri;
if (!attachment->is_available_local)
continue;
uri = g_object_get_data((GObject *)attachment, "e-drag-uri");
if (uri) {
uris[i] = uri;
i++;
continue;
}
path = temp_save_part(attachment->body);
/* If we are not able to save, ignore it*/
if (path == NULL)
continue;
uri = g_strdup_printf("file://%s\r\n", path);
g_free(path);
g_object_set_data_full((GObject *)attachment, "e-drag-uri", uri, g_free);
uris[i] = uri;
i++;
}
uris[i]=0;
gtk_selection_data_set_uris(data, uris);
g_free (uris);
return;
}
static gboolean
eab_button_release_event(EAttachmentBar *bar, GdkEventButton *event, gpointer dummy)
{
GnomeIconList *icon_list = GNOME_ICON_LIST(bar);
GList *selected;
int length;
GtkTargetEntry drag_types[] = {
{ "text/uri-list", 0, 0 },
};
if (event && event->button == 1) {
selected = gnome_icon_list_get_selection(icon_list);
length = g_list_length (selected);
if (length)
gtk_drag_source_set((GtkWidget *)bar, GDK_BUTTON1_MASK, drag_types, G_N_ELEMENTS(drag_types), GDK_ACTION_COPY);
else
gtk_drag_source_unset((GtkWidget *)bar);
}
return FALSE;
}
static gboolean
eab_button_press_event(EAttachmentBar *bar, GdkEventButton *event, gpointer dummy)
{
GnomeIconList *icon_list = GNOME_ICON_LIST(bar);
GList *selected = NULL, *tmp;
int length, icon_number;
gboolean take_selected = FALSE;
GtkTargetEntry drag_types[] = {
{ "text/uri-list", 0, 0 },
};
selected = gnome_icon_list_get_selection(icon_list);
length = g_list_length(selected);
if (event) {
icon_number = gnome_icon_list_get_icon_at(icon_list, event->x, event->y);
if (icon_number < 0) {
/* When nothing is selected deselect all*/
gnome_icon_list_unselect_all(icon_list);
length = 0;
selected = NULL;
}
if (event->button == 1) {
/* If something is selected, then allow drag or else help to select */
if (length)
gtk_drag_source_set((GtkWidget *)bar, GDK_BUTTON1_MASK, drag_types, G_N_ELEMENTS(drag_types), GDK_ACTION_COPY);
else
gtk_drag_source_unset((GtkWidget *)bar);
return FALSE;
}
/* If not r-click dont progress any more.*/
if (event->button != 3)
return FALSE;
/* When a r-click on something, if it is in the already selected list, consider a r-click of multiple things
* or deselect all and select only this for r-click
*/
if (icon_number >= 0) {
for (tmp = selected; tmp; tmp = tmp->next) {
if (GPOINTER_TO_INT(tmp->data) == icon_number)
take_selected = TRUE;
}
if (!take_selected) {
gnome_icon_list_unselect_all(icon_list);
gnome_icon_list_select_icon(icon_list, icon_number);
}
}
}
return FALSE;
}
/* Initialization. */
static void
class_init (EAttachmentBarClass *klass)
{
GtkObjectClass *object_class;
GtkWidgetClass *widget_class;
GnomeIconListClass *icon_list_class;
object_class = GTK_OBJECT_CLASS (klass);
widget_class = GTK_WIDGET_CLASS (klass);
icon_list_class = GNOME_ICON_LIST_CLASS (klass);
parent_class = g_type_class_ref (gnome_icon_list_get_type ());
object_class->destroy = destroy;
/* Setup signals. */
signals[CHANGED] =
g_signal_new ("changed",
E_TYPE_ATTACHMENT_BAR,
G_SIGNAL_RUN_LAST,
G_STRUCT_OFFSET (EAttachmentBarClass, changed),
NULL, NULL,
g_cclosure_marshal_VOID__VOID,
G_TYPE_NONE, 0);
}
static void
init (EAttachmentBar *bar)
{
EAttachmentBarPrivate *priv;
priv = g_new (EAttachmentBarPrivate, 1);
priv->attach = NULL;
priv->attachments = NULL;
priv->num_attachments = 0;
priv->path = NULL;
bar->priv = priv;
bar->expand = FALSE;
}
GType
e_attachment_bar_get_type (void)
{
static GType type = 0;
if (type == 0) {
static const GTypeInfo info = {
sizeof (EAttachmentBarClass),
NULL, NULL,
(GClassInitFunc) class_init,
NULL, NULL,
sizeof (EAttachmentBar),
0,
(GInstanceInitFunc) init,
};
type = g_type_register_static (GNOME_TYPE_ICON_LIST, "EAttachmentBar", &info, 0);
}
return type;
}
GtkWidget *
e_attachment_bar_new (GtkAdjustment *adj)
{
EAttachmentBar *new;
GnomeIconList *icon_list;
int icon_width, window_height;
new = g_object_new (e_attachment_bar_get_type (), NULL);
icon_list = GNOME_ICON_LIST (new);
calculate_height_width (new, &icon_width, &window_height);
gnome_icon_list_construct (icon_list, icon_width, adj, 0);
gtk_widget_set_size_request (GTK_WIDGET (new), icon_width * 4, window_height);
GTK_WIDGET_SET_FLAGS (new, GTK_CAN_FOCUS);
gnome_icon_list_set_separators (icon_list, ICON_SEPARATORS);
gnome_icon_list_set_row_spacing (icon_list, ICON_ROW_SPACING);
gnome_icon_list_set_col_spacing (icon_list, ICON_COL_SPACING);
gnome_icon_list_set_icon_border (icon_list, ICON_BORDER);
gnome_icon_list_set_text_spacing (icon_list, ICON_TEXT_SPACING);
gnome_icon_list_set_selection_mode (icon_list, GTK_SELECTION_MULTIPLE);
atk_object_set_name (gtk_widget_get_accessible (GTK_WIDGET (new)),
_("Attachment Bar"));
g_signal_connect (new, "button_release_event", G_CALLBACK(eab_button_release_event), NULL);
g_signal_connect (new, "button_press_event", G_CALLBACK(eab_button_press_event), NULL);
g_signal_connect (new, "drag-data-get", G_CALLBACK(eab_drag_data_get), NULL);
return GTK_WIDGET (new);
}
static char *
get_default_charset (void)
{
GConfClient *gconf;
const char *locale;
char *charset;
gconf = gconf_client_get_default ();
charset = gconf_client_get_string (gconf, "/apps/evolution/mail/composer/charset", NULL);
if (!charset || charset[0] == '\0') {
g_free (charset);
charset = gconf_client_get_string (gconf, "/apps/evolution/mail/format/charset", NULL);
if (charset && charset[0] == '\0') {
g_free (charset);
charset = NULL;
}
}
g_object_unref (gconf);
if (!charset && (locale = e_iconv_locale_charset ()))
charset = g_strdup (locale);
return charset ? charset : g_strdup ("us-ascii");
}
static void
attach_to_multipart (CamelMultipart *multipart,
EAttachment *attachment,
const char *default_charset)
{
CamelContentType *content_type;
CamelDataWrapper *content;
content_type = camel_mime_part_get_content_type (attachment->body);
content = camel_medium_get_content_object (CAMEL_MEDIUM (attachment->body));
if (!CAMEL_IS_MULTIPART (content)) {
if (camel_content_type_is (content_type, "text", "*")) {
CamelTransferEncoding encoding;
CamelStreamFilter *filter_stream;
CamelMimeFilterBestenc *bestenc;
CamelStream *stream;
const char *charset;
char *buf = NULL;
char *type;
charset = camel_content_type_param (content_type, "charset");
stream = camel_stream_null_new ();
filter_stream = camel_stream_filter_new_with_stream (stream);
bestenc = camel_mime_filter_bestenc_new (CAMEL_BESTENC_GET_ENCODING);
camel_stream_filter_add (filter_stream, CAMEL_MIME_FILTER (bestenc));
camel_object_unref (stream);
camel_data_wrapper_decode_to_stream (content, CAMEL_STREAM (filter_stream));
camel_object_unref (filter_stream);
encoding = camel_mime_filter_bestenc_get_best_encoding (bestenc, CAMEL_BESTENC_8BIT);
camel_mime_part_set_encoding (attachment->body, encoding);
if (encoding == CAMEL_TRANSFER_ENCODING_7BIT) {
/* the text fits within us-ascii so this is safe */
/* FIXME: check that this isn't iso-2022-jp? */
default_charset = "us-ascii";
} else if (!charset) {
if (!default_charset)
default_charset = buf = get_default_charset ();
/* FIXME: We should really check that this fits within the
default_charset and if not find one that does and/or
allow the user to specify? */
}
if (!charset) {
/* looks kinda nasty, but this is how ya have to do it */
camel_content_type_set_param (content_type, "charset", default_charset);
type = camel_content_type_format (content_type);
camel_mime_part_set_content_type (attachment->body, type);
g_free (type);
g_free (buf);
}
camel_object_unref (bestenc);
} else if (!CAMEL_IS_MIME_MESSAGE (content)) {
camel_mime_part_set_encoding (attachment->body, CAMEL_TRANSFER_ENCODING_BASE64);
}
}
camel_multipart_add_part (multipart, attachment->body);
}
void
e_attachment_bar_to_multipart (EAttachmentBar *bar,
CamelMultipart *multipart,
const char *default_charset)
{
EAttachmentBarPrivate *priv;
GList *p;
g_return_if_fail (E_IS_ATTACHMENT_BAR (bar));
g_return_if_fail (CAMEL_IS_MULTIPART (multipart));
priv = bar->priv;
for (p = priv->attachments; p != NULL; p = p->next) {
EAttachment *attachment;
attachment = E_ATTACHMENT (p->data);
if (attachment->is_available_local)
attach_to_multipart (multipart, attachment, default_charset);
}
}
guint
e_attachment_bar_get_num_attachments (EAttachmentBar *bar)
{
g_return_val_if_fail (bar != NULL, 0);
g_return_val_if_fail (E_IS_ATTACHMENT_BAR (bar), 0);
return bar->priv->num_attachments;
}
void
e_attachment_bar_attach (EAttachmentBar *bar,
const gchar *file_name,
char *disposition)
{
g_return_if_fail (E_IS_ATTACHMENT_BAR (bar));
g_return_if_fail ( file_name != NULL && disposition != NULL);
add_from_file (bar, file_name, disposition);
}
void
e_attachment_bar_add_attachment (EAttachmentBar *bar,
EAttachment *attachment)
{
g_return_if_fail (bar != NULL);
g_return_if_fail (E_IS_ATTACHMENT_BAR (bar));
add_common (bar, attachment);
}
int
e_attachment_bar_get_download_count (EAttachmentBar *bar)
{
EAttachmentBarPrivate *priv;
GList *p;
int count=0;
g_return_val_if_fail (bar != NULL, 0);
g_return_val_if_fail (E_IS_ATTACHMENT_BAR (bar), 0);
priv = bar->priv;
for (p = priv->attachments; p != NULL; p = p->next) {
EAttachment *attachment;
attachment = p->data;
if (!attachment->is_available_local)
count++;
}
return count;
}
void
e_attachment_bar_attach_remote_file (EAttachmentBar *bar,
const gchar *url)
{
EAttachment *attachment;
CamelException ex;
g_return_if_fail ( bar!=NULL );
g_return_if_fail (E_IS_ATTACHMENT_BAR (bar));
if (!bar->priv->path)
bar->priv->path = e_mkdtemp("attach-XXXXXX");
camel_exception_init (&ex);
attachment = e_attachment_new_remote_file (url, "attachment", bar->priv->path, &ex);
g_signal_connect (attachment, "update", G_CALLBACK(update_remote_file), bar);
if (attachment) {
add_common (bar, attachment);
} else {
e_error_run((GtkWindow *)gtk_widget_get_toplevel((GtkWidget *)bar), "mail-composer:no-attach",
attachment->file_name, camel_exception_get_description(&ex), NULL);
camel_exception_clear (&ex);
}
}
void
e_attachment_bar_attach_mime_part (EAttachmentBar *bar,
CamelMimePart *part)
{
g_return_if_fail ( bar!=NULL );
g_return_if_fail (E_IS_ATTACHMENT_BAR (bar));
add_from_mime_part (bar, part);
}
