aboutsummaryrefslogtreecommitdiffstats
path: root/mail/mail-display.c
diff options
context:
space:
mode:
authorEttore Perazzoli <ettore@src.gnome.org>2003-10-22 02:28:34 +0800
committerEttore Perazzoli <ettore@src.gnome.org>2003-10-22 02:28:34 +0800
commit0fb08f3ff81575a4749d851404233f34252dd2f2 (patch)
tree7e03befedc3a76fd104921dbbc616810d87333be /mail/mail-display.c
parent0e19f2c16de592607a341eb9974d31e4e47e02b5 (diff)
downloadgsoc2013-evolution-0fb08f3ff81575a4749d851404233f34252dd2f2.tar
gsoc2013-evolution-0fb08f3ff81575a4749d851404233f34252dd2f2.tar.gz
gsoc2013-evolution-0fb08f3ff81575a4749d851404233f34252dd2f2.tar.bz2
gsoc2013-evolution-0fb08f3ff81575a4749d851404233f34252dd2f2.tar.lz
gsoc2013-evolution-0fb08f3ff81575a4749d851404233f34252dd2f2.tar.xz
gsoc2013-evolution-0fb08f3ff81575a4749d851404233f34252dd2f2.tar.zst
gsoc2013-evolution-0fb08f3ff81575a4749d851404233f34252dd2f2.zip
Merge new-ui-branch to the trunk.
svn path=/trunk/; revision=22964
Diffstat (limited to 'mail/mail-display.c')
-rw-r--r--mail/mail-display.c2995
1 files changed, 2995 insertions, 0 deletions
diff --git a/mail/mail-display.c b/mail/mail-display.c
new file mode 100644
index 0000000000..6c6d9aaf2a
--- /dev/null
+++ b/mail/mail-display.c
@@ -0,0 +1,2995 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
+/*
+ * Authors: Dan Winship <danw@ximian.com>
+ * Jeffrey Stedfast <fejj@ximian.com>
+ * Michael Zucchi <notzed@ximian.com>
+ * Miguel de Icaza <miguel@ximian.com>
+ * Larry Ewing <lewing@ximian.com>
+ *
+ * Copyright 2002 Ximian, Inc. (www.ximian.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 <sys/stat.h>
+#include <ctype.h>
+#include <fcntl.h>
+#include <errno.h>
+
+#include <gtk/gtkinvisible.h>
+#include <libgnome/gnome-program.h>
+
+#include <gconf/gconf.h>
+#include <gconf/gconf-client.h>
+
+#include <libgnomevfs/gnome-vfs.h>
+#include <libgnome/gnome-url.h>
+#include <bonobo/bonobo-exception.h>
+#include <bonobo/bonobo-control-frame.h>
+#include <bonobo/bonobo-stream-memory.h>
+#include <bonobo/bonobo-widget.h>
+#include <bonobo/bonobo-socket.h>
+
+#include <gdk/gdkkeysyms.h>
+#include <gdk-pixbuf/gdk-pixbuf.h>
+#include <gdk-pixbuf/gdk-pixbuf-loader.h>
+#include <gal/util/e-util.h>
+#include <gal/widgets/e-gui-utils.h>
+#include <gal/widgets/e-popup-menu.h>
+
+#include <gtkhtml/gtkhtml.h>
+#include <gtkhtml/gtkhtml-embedded.h>
+#include <gtkhtml/htmlengine.h>
+#include <gtkhtml/htmlobject.h>
+#include <gtkhtml/htmltext.h>
+#include <gtkhtml/htmlinterval.h>
+#include <gtkhtml/gtkhtml-stream.h>
+
+#include <libsoup/soup-message.h>
+
+#include "e-util/e-gui-utils.h"
+#include "e-util/e-mktemp.h"
+#include "addressbook/backend/ebook/e-book-util.h"
+
+#include "e-searching-tokenizer.h"
+#include "folder-browser-factory.h"
+#include "mail-display-stream.h"
+#include "folder-browser.h"
+#include "mail-component.h"
+#include "mail-config.h"
+#include "mail-display.h"
+#include "mail-format.h"
+#include "mail-ops.h"
+#include "mail-mt.h"
+#include "mail.h"
+
+#include "camel/camel-data-cache.h"
+
+#define d(x)
+
+struct _MailDisplayPrivate {
+
+ /* because we want to control resource usage, we need our own queues, etc */
+ EDList fetch_active;
+ EDList fetch_queue;
+
+ /* used to try and make some sense with progress reporting */
+ int fetch_total;
+ int fetch_total_done;
+
+ /* bit hackish, 'fake' an async message and processing,
+ so we can use that to get cancel and report progress */
+ struct _mail_msg *fetch_msg ;
+ GIOChannel *fetch_cancel_channel;
+ guint fetch_cancel_watch;
+
+ guint display_notify_id;
+};
+
+/* max number of connections to download images */
+#define FETCH_MAX_CONNECTIONS (4)
+
+/* path to http cache in fetch_cache */
+#define FETCH_HTTP_CACHE "http"
+
+/* for asynchronously downloading remote content */
+struct _remote_data {
+ struct _remote_data *next;
+ struct _remote_data *prev;
+
+ MailDisplay *md; /* not ref'd */
+
+ SoupMessage *msg;
+ char *uri;
+ GtkHTML *html;
+ GtkHTMLStream *stream;
+ CamelStream *cstream; /* cache stream */
+ size_t length;
+ size_t total;
+};
+
+static void fetch_remote(MailDisplay *md, const char *uri, GtkHTML *html, GtkHTMLStream *stream);
+static void fetch_cancel(MailDisplay *md);
+static void fetch_next(MailDisplay *md);
+static void fetch_data(SoupMessage *req, void *data);
+static void fetch_free(struct _remote_data *rd);
+static void fetch_done(SoupMessage *req, void *data);
+
+/* global http cache, relies on external evolution_dir as well */
+static CamelDataCache *fetch_cache;
+
+#define PARENT_TYPE (gtk_vbox_get_type ())
+
+static GtkObjectClass *mail_display_parent_class;
+
+struct _PixbufLoader {
+ CamelDataWrapper *wrapper; /* The data */
+ CamelStream *mstream;
+ GdkPixbufLoader *loader;
+ GtkHTMLEmbedded *eb;
+ char *type; /* Type of data, in case the conversion fails */
+ char *cid; /* Strdupped on creation, but not freed until
+ the hashtable is destroyed */
+ GtkWidget *pixmap;
+ guint32 destroy_id;
+};
+static GHashTable *thumbnail_cache = NULL;
+
+/* Drag & Drop types */
+#define TEXT_URI_LIST_TYPE "text/uri-list"
+
+enum DndTargetType {
+ DND_TARGET_TYPE_TEXT_URI_LIST,
+ DND_TARGET_TYPE_PART_MIME_TYPE
+};
+
+static GtkTargetEntry drag_types[] = {
+ { TEXT_URI_LIST_TYPE, 0, DND_TARGET_TYPE_TEXT_URI_LIST },
+ { NULL, 0, DND_TARGET_TYPE_PART_MIME_TYPE }
+};
+
+static const int num_drag_types = sizeof (drag_types) / sizeof (drag_types[0]);
+
+/*----------------------------------------------------------------------*
+ * Callbacks
+ *----------------------------------------------------------------------*/
+
+static void
+write_data_written(CamelMimePart *part, char *name, int done, void *data)
+{
+ int *ret = data;
+
+ /* should we popup a dialogue to say its done too? */
+ *ret = done;
+}
+
+static gboolean
+write_data_to_file (CamelMimePart *part, const char *name, gboolean unique)
+{
+ int fd, ret = FALSE;
+
+ g_return_val_if_fail (CAMEL_IS_MIME_PART (part), FALSE);
+
+ fd = open (name, O_WRONLY | O_CREAT | O_EXCL, 0666);
+ if (fd == -1 && errno == EEXIST && !unique) {
+ GtkWidget *dialog;
+ int button;
+
+ dialog = gtk_message_dialog_new (NULL, 0, GTK_MESSAGE_QUESTION, GTK_BUTTONS_YES_NO,
+ _("File `%s' already exists.\nOverwrite it?"),
+ name);
+
+ g_object_set (dialog, "title", _("Overwrite file?"), "allow_grow", TRUE, NULL);
+ button = gtk_dialog_run ((GtkDialog *) dialog);
+ gtk_widget_destroy (dialog);
+
+ if (button != GTK_RESPONSE_YES)
+ return FALSE;
+ }
+
+ if (fd != -1)
+ close (fd);
+
+ /* should this have progress of what its doing? */
+ mail_msg_wait (mail_save_part (part, name, write_data_written, &ret));
+
+ return ret;
+}
+
+static char *
+make_safe_filename (const char *prefix, CamelMimePart *part)
+{
+ const char *name;
+ char *safe, *p;
+
+ name = part ? camel_mime_part_get_filename (part) : NULL;
+
+ if (!name) {
+ /* This is a filename. Translators take note. */
+ name = _("attachment");
+ }
+
+ p = strrchr (name, '/');
+ if (p)
+ safe = g_strdup_printf ("%s%s", prefix, p);
+ else
+ safe = g_strdup_printf ("%s/%s", prefix, name);
+
+ p = strrchr (safe, '/');
+ if (p)
+ e_filename_make_safe (p + 1);
+
+ return safe;
+}
+
+static void
+save_data_cb (GtkWidget *widget, gpointer user_data)
+{
+ GtkFileSelection *file_select;
+ GConfClient *gconf;
+ char *dir;
+
+ file_select = (GtkFileSelection *) gtk_widget_get_ancestor (widget, GTK_TYPE_FILE_SELECTION);
+
+ /* uh, this doesn't really feel right, but i dont know what to do better */
+ gtk_widget_hide (GTK_WIDGET (file_select));
+ write_data_to_file (user_data, gtk_file_selection_get_filename (file_select), FALSE);
+
+ /* preserve the pathname */
+ dir = g_path_get_dirname (gtk_file_selection_get_filename (file_select));
+ gconf = mail_config_get_gconf_client ();
+ gconf_client_set_string (gconf, "/apps/evolution/mail/save_dir", dir, NULL);
+ g_free (dir);
+
+ gtk_widget_destroy (GTK_WIDGET (file_select));
+}
+
+static void
+save_destroy_cb (CamelMimePart *part, GObject *deadbeef)
+{
+ camel_object_unref (part);
+}
+
+static gboolean
+idle_redisplay (gpointer data)
+{
+ MailDisplay *md = data;
+
+ md->idle_id = 0;
+ mail_display_redisplay (md, FALSE);
+
+ return FALSE;
+}
+
+void
+mail_display_queue_redisplay (MailDisplay *md)
+{
+ if (!md->idle_id) {
+ md->idle_id = g_idle_add_full (G_PRIORITY_LOW, idle_redisplay,
+ md, NULL);
+ }
+}
+
+static void
+mail_display_jump_to_anchor (MailDisplay *md, const char *url)
+{
+ char *anchor = strstr (url, "#");
+
+ g_return_if_fail (anchor != NULL);
+
+ if (anchor)
+ gtk_html_jump_to_anchor (md->html, anchor + 1);
+}
+
+static void
+on_link_clicked (GtkHTML *html, const char *url, MailDisplay *md)
+{
+ if (!strncasecmp (url, "mailto:", 7)) {
+ send_to_url (url, NULL);
+ } else if (*url == '#') {
+ mail_display_jump_to_anchor (md, url);
+ } else {
+ GError *err = NULL;
+
+ gnome_url_show (url, &err);
+
+ if (err) {
+ g_warning ("gnome_url_show: %s", err->message);
+ g_error_free (err);
+ }
+ }
+}
+
+static void
+save_part (CamelMimePart *part)
+{
+ char *filename, *dir, *home, *base;
+ GtkFileSelection *file_select;
+ GConfClient *gconf;
+
+ camel_object_ref (part);
+
+ home = getenv ("HOME");
+ gconf = mail_config_get_gconf_client ();
+ dir = gconf_client_get_string (gconf, "/apps/evolution/mail/save_dir", NULL);
+ filename = make_safe_filename (dir ? dir : (home ? home : ""), part);
+ g_free (dir);
+
+ file_select = GTK_FILE_SELECTION (gtk_file_selection_new (_("Save Attachment")));
+ gtk_file_selection_set_filename (file_select, filename);
+ /* set the GtkEntry with the locale filename by breaking abstraction */
+ base = g_path_get_basename (filename);
+ gtk_entry_set_text (GTK_ENTRY (file_select->selection_entry), base);
+ g_free (filename);
+ g_free (base);
+
+ g_signal_connect (file_select->ok_button, "clicked",
+ G_CALLBACK (save_data_cb), part);
+
+ g_signal_connect_swapped (file_select->cancel_button, "clicked",
+ G_CALLBACK (gtk_widget_destroy), file_select);
+
+ g_object_weak_ref ((GObject *) file_select, (GWeakNotify) save_destroy_cb, part);
+
+ gtk_widget_show (GTK_WIDGET (file_select));
+}
+
+static void
+save_cb (GtkWidget *widget, gpointer user_data)
+{
+ CamelMimePart *part = g_object_get_data ((GObject *) user_data, "CamelMimePart");
+
+ save_part (part);
+}
+
+static void
+launch_cb (GtkWidget *widget, gpointer user_data)
+{
+ CamelMimePart *part = g_object_get_data(user_data, "CamelMimePart");
+ MailMimeHandler *handler;
+ GList *apps, *children, *c;
+ GnomeVFSMimeApplication *app;
+ char *command, *filename;
+ const char *tmpdir;
+
+ handler = mail_lookup_handler (g_object_get_data(user_data, "mime_type"));
+ g_return_if_fail (handler != NULL && handler->applications != NULL);
+
+ /* Yum. Too bad EPopupMenu doesn't allow per-item closures. */
+ children = gtk_container_get_children (GTK_CONTAINER (widget->parent));
+ /* We need to bypass the first 2 menu items */
+ g_return_if_fail (children != NULL && children->next != NULL
+ && children->next->next != NULL && children->next->next->next != NULL);
+
+ for (c = children->next->next->next, apps = handler->applications; c && apps; c = c->next, apps = apps->next) {
+ if (c->data == widget)
+ break;
+ }
+ g_list_free (children);
+ g_return_if_fail (c != NULL && apps != NULL);
+ app = apps->data;
+
+ tmpdir = e_mkdtemp ("app-launcher-XXXXXX");
+
+ if (!tmpdir) {
+ GtkWidget *dialog;
+
+ dialog = gtk_message_dialog_new (NULL, 0, GTK_MESSAGE_ERROR, GTK_RESPONSE_CLOSE,
+ _("Could not create temporary directory: %s"),
+ g_strerror (errno));
+
+ /* FIXME: this should be async */
+ gtk_dialog_run ((GtkDialog *) dialog);
+ gtk_widget_destroy (dialog);
+ return;
+ }
+
+ filename = make_safe_filename (tmpdir, part);
+
+ if (!write_data_to_file (part, filename, TRUE)) {
+ GtkWidget *dialog;
+
+ dialog = gtk_message_dialog_new (NULL, 0, GTK_MESSAGE_ERROR, GTK_RESPONSE_CLOSE,
+ _("Could not create temporary file '%s': %s"),
+ filename, g_strerror (errno));
+
+ /* FIXME: this should be async */
+ gtk_dialog_run ((GtkDialog *) dialog);
+ gtk_widget_destroy (dialog);
+ g_free (filename);
+ return;
+ }
+
+ command = g_strdup_printf ("%s %s%s &", app->command,
+ app->expects_uris == GNOME_VFS_MIME_APPLICATION_ARGUMENT_TYPE_URIS ?
+ "file://" : "", filename);
+ g_free (filename);
+
+ system (command);
+ g_free (command);
+}
+
+static void
+inline_cb (GtkWidget *widget, gpointer user_data)
+{
+ MailDisplay *md = g_object_get_data (user_data, "MailDisplay");
+ CamelMimePart *part = g_object_get_data (user_data, "CamelMimePart");
+
+ mail_part_toggle_displayed (part, md);
+ mail_display_queue_redisplay (md);
+}
+
+static void
+save_all_parts_cb (GtkWidget *widget, gpointer user_data)
+{
+ GtkFileSelection *dir_select = (GtkFileSelection *)
+ gtk_widget_get_ancestor (widget, GTK_TYPE_FILE_SELECTION);
+ const char *filename;
+ char *save_filename, *dir;
+ struct stat st;
+ int i;
+ GPtrArray *attachment_array;
+ CamelMimePart *part;
+ GConfClient *gconf;
+
+ gtk_widget_hide (GTK_WIDGET (dir_select));
+
+ /* Get the selected directory name */
+ filename = gtk_file_selection_get_filename (dir_select);
+ if (stat (filename, &st) == -1 || !S_ISDIR (st.st_mode)) {
+ GtkWidget *dialog;
+
+ dialog = gtk_message_dialog_new (NULL, 0, GTK_MESSAGE_ERROR, GTK_BUTTONS_CLOSE,
+ _("%s is not a valid directory name."), filename);
+
+ /* FIXME: this should be async */
+ gtk_dialog_run ((GtkDialog *) dialog);
+ gtk_widget_destroy (dialog);
+ gtk_widget_destroy (GTK_WIDGET (dir_select));
+ return;
+ } else {
+ dir = g_strdup (filename);
+ }
+
+ /* Now save the attachment one by one */
+ attachment_array = (GPtrArray *)user_data;
+ for (i = 0; i < attachment_array->len; i++) {
+ part = g_ptr_array_index (attachment_array, i);
+ save_filename = make_safe_filename (dir, part);
+ write_data_to_file (part, save_filename, FALSE);
+ g_free (save_filename);
+ }
+
+ /* preserve the pathname */
+ gconf = mail_config_get_gconf_client ();
+ gconf_client_set_string (gconf, "/apps/evolution/mail/save_dir", dir, NULL);
+ g_free (dir);
+
+ gtk_widget_destroy (GTK_WIDGET (dir_select));
+}
+
+static void
+save_all_parts (GPtrArray *attachment_array)
+{
+ GtkFileSelection *dir_select;
+ char *dir, *home, *dir2;
+ GConfClient *gconf;
+
+ g_return_if_fail (attachment_array != NULL);
+
+ home = getenv ("HOME");
+ gconf = mail_config_get_gconf_client ();
+ dir = gconf_client_get_string (gconf, "/apps/evolution/mail/save_dir", NULL);
+ dir = dir ? dir : (home ? g_strdup (home) : g_strdup (""));
+
+ /* Make sure dir2 has a '/' as its tail */
+ dir2 = g_strdup_printf ("%s/", dir);
+ g_free (dir);
+
+ dir_select = GTK_FILE_SELECTION (
+ gtk_file_selection_new (_("Select Directory for Attachments")));
+ gtk_file_selection_set_filename (dir_select, dir2);
+ gtk_widget_set_sensitive (dir_select->file_list, FALSE);
+ gtk_widget_hide (dir_select->selection_entry);
+ g_free (dir2);
+
+ g_signal_connect (dir_select->ok_button, "clicked",
+ G_CALLBACK (save_all_parts_cb), attachment_array);
+ g_signal_connect_swapped (dir_select->cancel_button,
+ "clicked",
+ G_CALLBACK (gtk_widget_destroy),
+ dir_select);
+
+ gtk_widget_show (GTK_WIDGET (dir_select));
+}
+
+static void
+save_all_cb (GtkWidget *widget, gpointer user_data)
+{
+ MailDisplay *md = g_object_get_data (user_data, "MailDisplay");
+ GPtrArray *attachment_array;
+
+ if (md == NULL) {
+ g_warning ("No MailDisplay!");
+ return;
+ }
+
+ attachment_array = g_datalist_get_data (md->data, "attachment_array");
+ save_all_parts (attachment_array);
+}
+
+static void
+inline_toggle(MailDisplay *md, CamelMimePart *part)
+{
+ g_return_if_fail(md != NULL);
+
+ mail_part_toggle_displayed (part, md);
+ mail_display_queue_redisplay (md);
+}
+
+static void
+inline_button_clicked(GtkWidget *widget, CamelMimePart *part)
+{
+ inline_toggle((MailDisplay *)g_object_get_data((GObject *)widget, "MailDisplay"), part);
+}
+
+static gboolean
+inline_button_press(GtkWidget *widget, GdkEventKey *event, CamelMimePart *part)
+{
+ if (event->keyval != GDK_Return)
+ return FALSE;
+
+ inline_toggle((MailDisplay *)g_object_get_data((GObject *)widget, "MailDisplay"), part);
+
+ return TRUE;
+}
+
+static void
+popup_menu_placement_callback(GtkMenu *menu, gint *x, gint *y, gboolean *push_in, gpointer user_data)
+{
+ GtkWidget *widget = (GtkWidget*) user_data;
+
+ gdk_window_get_origin (gtk_widget_get_parent_window (widget), x, y);
+ *x += widget->allocation.x + widget->allocation.width;
+ *y += widget->allocation.y;
+
+ return;
+}
+
+static gboolean
+pixmap_press (GtkWidget *widget, GdkEvent *event, gpointer user_data)
+{
+ EPopupMenu *menu;
+ GtkMenu *gtk_menu;
+ EPopupMenu save_item = E_POPUP_ITEM (N_("Save Attachment..."), G_CALLBACK (save_cb), 0);
+ EPopupMenu save_all_item = E_POPUP_ITEM (N_("Save all attachments..."), G_CALLBACK (save_all_cb), 0);
+ EPopupMenu view_item = E_POPUP_ITEM (N_("View Inline"), G_CALLBACK (inline_cb), 2);
+ EPopupMenu open_item = E_POPUP_ITEM (N_("Open in %s..."), G_CALLBACK (launch_cb), 1);
+ MailDisplay *md;
+ CamelMimePart *part;
+ MailMimeHandler *handler;
+ int mask = 0, i, nitems;
+ int current_item = 0;
+
+ if (event->type == GDK_BUTTON_PRESS) {
+#ifdef USE_OLD_DISPLAY_STYLE
+ if (event->button.button != 3) {
+ gtk_propagate_event (GTK_WIDGET (user_data),
+ (GdkEvent *)event);
+ return TRUE;
+ }
+#endif
+
+ if (event->button.button != 1 && event->button.button != 3) {
+ gtk_propagate_event (GTK_WIDGET (user_data),
+ (GdkEvent *)event);
+ return TRUE;
+ }
+ /* Stop the signal, since we don't want the button's class method to
+ mess up our popup. */
+ g_signal_stop_emission_by_name (widget, "button_press_event");
+ } else {
+ if (event->key.keyval != GDK_Return)
+ return FALSE;
+ }
+
+ part = g_object_get_data ((GObject *) widget, "CamelMimePart");
+ handler = mail_lookup_handler (g_object_get_data ((GObject *) widget, "mime_type"));
+
+ if (handler && handler->applications)
+ nitems = g_list_length (handler->applications) + 3;
+ else
+ nitems = 4;
+ menu = g_new0 (EPopupMenu, nitems + 1);
+
+ /* Save item */
+ memcpy (&menu[current_item], &save_item, sizeof (menu[current_item]));
+ menu[current_item].name = g_strdup (_(menu[current_item].name));
+ current_item++;
+
+ /* Save All item */
+ memcpy (&menu[current_item], &save_all_item, sizeof (menu[current_item]));
+ menu[current_item].name = g_strdup (_(menu[current_item].name));
+ current_item++;
+
+ /* Inline view item */
+ memcpy (&menu[current_item], &view_item, sizeof (menu[current_item]));
+ if (handler && handler->builtin) {
+ md = g_object_get_data ((GObject *) widget, "MailDisplay");
+
+ if (!mail_part_is_displayed_inline (part, md)) {
+ if (handler->component) {
+ Bonobo_ActivationProperty *prop;
+ char *name;
+
+ prop = bonobo_server_info_prop_find (handler->component, "name");
+ if (!prop) {
+ prop = bonobo_server_info_prop_find (handler->component,
+ "description");
+ }
+ if (prop && prop->v._d == Bonobo_ACTIVATION_P_STRING)
+ name = prop->v._u.value_string;
+ else
+ name = "bonobo";
+ menu[current_item].name = g_strdup_printf (_("View Inline (via %s)"), name);
+ } else
+ menu[current_item].name = g_strdup (_(menu[current_item].name));
+ } else
+ menu[current_item].name = g_strdup (_("Hide"));
+ } else {
+ menu[current_item].name = g_strdup (_(menu[current_item].name));
+ mask |= 2;
+ }
+ current_item++;
+
+ /* External views */
+ if (handler && handler->applications) {
+ GnomeVFSMimeApplication *app;
+ GList *apps;
+ int i;
+
+ apps = handler->applications;
+ for (i = current_item; i < nitems; i++, apps = apps->next) {
+ app = apps->data;
+ memcpy (&menu[i], &open_item, sizeof (menu[i]));
+ menu[i].name = g_strdup_printf (_(menu[i].name), app->name);
+ current_item++;
+ }
+ } else {
+ memcpy (&menu[current_item], &open_item, sizeof (menu[current_item]));
+ menu[current_item].name = g_strdup_printf (_(menu[current_item].name), _("External Viewer"));
+ mask |= 1;
+ }
+
+ gtk_menu = e_popup_menu_create (menu, mask, 0, widget);
+ e_auto_kill_popup_menu_on_selection_done (gtk_menu);
+
+ if (event->type == GDK_BUTTON_PRESS)
+ gtk_menu_popup (gtk_menu, NULL, NULL, NULL, (gpointer)widget, event->button.button, event->button.time);
+ else
+ gtk_menu_popup (gtk_menu, NULL, NULL, popup_menu_placement_callback, (gpointer)widget, 0, event->key.time);
+
+ for (i = 1; i < nitems; i++)
+ g_free (menu[i].name);
+ g_free (menu);
+
+ return TRUE;
+}
+
+static gboolean
+pixbuf_uncache (gpointer key)
+{
+ GdkPixbuf *pixbuf;
+
+ pixbuf = g_hash_table_lookup (thumbnail_cache, key);
+ g_object_unref (pixbuf);
+ g_hash_table_remove (thumbnail_cache, key);
+ g_free (key);
+ return FALSE;
+}
+
+static gint
+pixbuf_gen_idle (struct _PixbufLoader *pbl)
+{
+ GdkPixbuf *pixbuf, *mini;
+ gboolean error = FALSE;
+ char tmp[4096];
+ int len, width, height, ratio;
+ gpointer orig_key;
+
+ /* Get the pixbuf from the cache */
+ if (g_hash_table_lookup_extended (thumbnail_cache, pbl->cid,
+ &orig_key, (gpointer *)&mini)) {
+ width = gdk_pixbuf_get_width (mini);
+ height = gdk_pixbuf_get_height (mini);
+
+ gtk_image_set_from_pixbuf ((GtkImage *) pbl->pixmap, mini);
+ gtk_widget_set_size_request (pbl->pixmap, width, height);
+
+ /* Restart the cache-cleaning timer */
+ g_source_remove_by_user_data (orig_key);
+ g_timeout_add (5 * 60 * 1000, pixbuf_uncache, orig_key);
+
+ if (pbl->loader) {
+ gdk_pixbuf_loader_close (pbl->loader, NULL);
+ g_object_unref (pbl->loader);
+ camel_object_unref (pbl->mstream);
+ }
+
+ g_signal_handler_disconnect (pbl->eb, pbl->destroy_id);
+ g_free (pbl->type);
+ g_free (pbl->cid);
+ g_free (pbl);
+
+ return FALSE;
+ }
+
+ /* Not in cache, so get a pixbuf from the wrapper */
+
+ if (!GTK_IS_WIDGET (pbl->pixmap)) {
+ /* Widget has died */
+ if (pbl->mstream)
+ camel_object_unref (pbl->mstream);
+
+ if (pbl->loader) {
+ gdk_pixbuf_loader_close (pbl->loader, NULL);
+ g_object_unref (pbl->loader);
+ }
+
+ g_signal_handler_disconnect (pbl->eb, pbl->destroy_id);
+ g_free (pbl->type);
+ g_free (pbl->cid);
+ g_free (pbl);
+
+ return FALSE;
+ }
+
+ if (pbl->mstream) {
+ if (pbl->loader == NULL)
+ pbl->loader = gdk_pixbuf_loader_new ();
+
+ len = camel_stream_read (pbl->mstream, tmp, 4096);
+ if (len > 0) {
+ error = !gdk_pixbuf_loader_write (pbl->loader, tmp, len, NULL);
+ if (!error)
+ return TRUE;
+ } else if (!camel_stream_eos (pbl->mstream))
+ error = TRUE;
+ }
+
+ if (error || !pbl->mstream) {
+ if (pbl->type)
+ pixbuf = e_icon_for_mime_type (pbl->type, 24);
+ else
+ pixbuf = gdk_pixbuf_new_from_file (EVOLUTION_ICONSDIR "/pgp-signature-nokey.png", NULL);
+ } else
+ pixbuf = gdk_pixbuf_loader_get_pixbuf (pbl->loader);
+
+ if (pixbuf == NULL) {
+ /* pixbuf is non-existant */
+ if (pbl->mstream)
+ camel_object_unref (pbl->mstream);
+
+ if (pbl->loader) {
+ gdk_pixbuf_loader_close (pbl->loader, NULL);
+ g_object_unref (pbl->loader);
+ }
+
+ g_signal_handler_disconnect (pbl->eb, pbl->destroy_id);
+ g_free (pbl->type);
+ g_free (pbl->cid);
+ g_free (pbl);
+
+ return FALSE;
+ }
+
+ width = gdk_pixbuf_get_width (pixbuf);
+ height = gdk_pixbuf_get_height (pixbuf);
+
+ if (width >= height) {
+ if (width > 24) {
+ ratio = width / 24;
+ width = 24;
+ height /= ratio;
+ }
+ } else {
+ if (height > 24) {
+ ratio = height / 24;
+ height = 24;
+ width /= ratio;
+ }
+ }
+
+ mini = gdk_pixbuf_scale_simple (pixbuf, width, height, GDK_INTERP_BILINEAR);
+ if (error || !pbl->mstream)
+ g_object_unref (pixbuf);
+
+ gtk_image_set_from_pixbuf ((GtkImage *) pbl->pixmap, mini);
+
+ /* Add the pixbuf to the cache */
+ g_hash_table_insert (thumbnail_cache, pbl->cid, mini);
+ g_timeout_add (5 * 60 * 1000, pixbuf_uncache, pbl->cid);
+
+ g_signal_handler_disconnect (pbl->eb, pbl->destroy_id);
+ if (pbl->loader) {
+ gdk_pixbuf_loader_close (pbl->loader, NULL);
+ g_object_unref (pbl->loader);
+ camel_object_unref (pbl->mstream);
+ }
+
+ g_free (pbl->type);
+ g_free (pbl);
+
+ return FALSE;
+}
+
+/* Stop the idle function and free the pbl structure
+ as the widget that the pixbuf was to be rendered to
+ has died on us. */
+static void
+embeddable_destroy_cb (GtkObject *embeddable, struct _PixbufLoader *pbl)
+{
+ g_idle_remove_by_data (pbl);
+ if (pbl->mstream)
+ camel_object_unref (pbl->mstream);
+
+ if (pbl->loader) {
+ gdk_pixbuf_loader_close (pbl->loader, NULL);
+ g_object_unref (pbl->loader);
+ }
+
+ g_free (pbl->type);
+ g_free (pbl->cid);
+ g_free (pbl);
+};
+
+static GtkWidget *
+get_embedded_for_component (const char *iid, MailDisplay *md)
+{
+ GtkWidget *embedded;
+ BonoboControlFrame *control_frame;
+ Bonobo_PropertyBag prop_bag;
+
+ /*
+ * First try a control.
+ */
+ embedded = bonobo_widget_new_control (iid, NULL);
+ if (embedded == NULL) {
+#warning "what about bonobo_widget_new_subdoc?"
+#if 0
+ /*
+ * No control, try an embeddable instead.
+ */
+ embedded = bonobo_widget_new_subdoc (iid, NULL);
+ if (embedded != NULL) {
+ /* FIXME: as of bonobo 0.18, there's an extra
+ * client_site dereference in the BonoboWidget
+ * destruction path that we have to balance out to
+ * prevent problems.
+ */
+ bonobo_object_ref (BONOBO_OBJECT (bonobo_widget_get_client_site (
+ BONOBO_WIDGET (embedded))));
+
+ return embedded;
+ }
+#endif
+ }
+
+ if (embedded == NULL)
+ return NULL;
+
+ control_frame = bonobo_widget_get_control_frame (BONOBO_WIDGET (embedded));
+
+ prop_bag = bonobo_control_frame_get_control_property_bag (control_frame, NULL);
+
+ if (prop_bag != CORBA_OBJECT_NIL) {
+ CORBA_Environment ev;
+ /*
+ * Now we can take care of business. Currently, the only control
+ * that needs something passed to it through a property bag is
+ * the iTip control, and it needs only the From email address,
+ * but perhaps in the future we can generalize this section of code
+ * to pass a bunch of useful things to all embedded controls.
+ */
+ const CamelInternetAddress *from;
+ char *from_address;
+
+ CORBA_exception_init (&ev);
+
+ from = camel_mime_message_get_from (md->current_message);
+ from_address = camel_address_encode ((CamelAddress *) from);
+ bonobo_property_bag_client_set_value_string (
+ prop_bag, "from_address",
+ from_address, &ev);
+ g_free (from_address);
+
+ Bonobo_Unknown_unref (prop_bag, &ev);
+ CORBA_exception_free (&ev);
+ }
+
+ return embedded;
+}
+
+static void *
+save_url (MailDisplay *md, const char *url)
+{
+ GHashTable *urls;
+ CamelMimePart *part;
+
+ urls = g_datalist_get_data (md->data, "part_urls");
+ g_return_val_if_fail (url != NULL, NULL);
+ g_return_val_if_fail (urls != NULL, NULL);
+
+ part = g_hash_table_lookup (urls, url);
+ if (part == NULL) {
+ CamelDataWrapper *wrapper;
+ CamelStream *stream = NULL;
+ const char *name;
+
+ /* See if it's some piece of cached data if it is then pretend it
+ * is a mime part so that we can use the mime part saving routines.
+ * It is gross but it keeps duplicated code to a minimum and helps
+ * out with ref counting and the like.
+ */
+ name = strrchr (url, '/');
+ name = name ? name : url;
+
+ if (fetch_cache) {
+ /* look in the soup cache */
+ stream = camel_data_cache_get(fetch_cache, FETCH_HTTP_CACHE, url, NULL);
+ } else {
+ GByteArray *ba = NULL;
+
+ urls = g_datalist_get_data (md->data, "data_urls");
+ g_return_val_if_fail (urls != NULL, NULL);
+
+ ba = g_hash_table_lookup (urls, url);
+ if (ba) {
+ /* we have to copy the data here since the ba may be long gone
+ * by the time the user actually saves the file
+ */
+ stream = camel_stream_mem_new_with_buffer (ba->data, ba->len);
+ }
+ }
+
+ if (stream) {
+ wrapper = camel_data_wrapper_new ();
+ camel_data_wrapper_construct_from_stream (wrapper, stream);
+ camel_object_unref (stream);
+ part = camel_mime_part_new ();
+ camel_medium_set_content_object (CAMEL_MEDIUM (part), wrapper);
+ camel_object_unref (wrapper);
+ camel_mime_part_set_filename (part, name);
+ }
+ } else {
+ camel_object_ref (part);
+ }
+
+ if (part) {
+ CamelDataWrapper *data;
+
+ g_return_val_if_fail (CAMEL_IS_MIME_PART (part), NULL);
+
+ data = camel_medium_get_content_object ((CamelMedium *)part);
+ if (!mail_content_loaded (data, md, TRUE, NULL, NULL, NULL)) {
+ return NULL;
+ }
+
+ save_part (part);
+ camel_object_unref (part);
+ return NULL;
+ }
+
+ g_warning ("Data for url: \"%s\" not found", url);
+
+ return NULL;
+}
+
+static void
+drag_data_get_cb (GtkWidget *widget,
+ GdkDragContext *drag_context,
+ GtkSelectionData *selection_data,
+ guint info,
+ guint time,
+ gpointer user_data)
+{
+ CamelMimePart *part = user_data;
+ const char *filename, *tmpdir;
+ char *uri_list;
+
+ switch (info) {
+ case DND_TARGET_TYPE_TEXT_URI_LIST:
+ /* Kludge around Nautilus requesting the same data many times */
+ uri_list = g_object_get_data ((GObject *) widget, "uri-list");
+ if (uri_list) {
+ gtk_selection_data_set (selection_data, selection_data->target, 8,
+ uri_list, strlen (uri_list));
+ return;
+ }
+
+ tmpdir = e_mkdtemp ("drag-n-drop-XXXXXX");
+ if (!tmpdir) {
+ GtkWidget *dialog;
+
+ dialog = gtk_message_dialog_new (NULL, 0, GTK_MESSAGE_ERROR, GTK_RESPONSE_CLOSE,
+ _("Could not create temporary directory: %s"),
+ g_strerror (errno));
+
+ /* FIXME: this should be async */
+ gtk_dialog_run ((GtkDialog *) dialog);
+ gtk_widget_destroy (dialog);
+ }
+
+ filename = camel_mime_part_get_filename (part);
+ /* This is the default filename used for dnd temporary target of attachment */
+ if (!filename)
+ filename = _("Unknown");
+
+ uri_list = g_strdup_printf ("file://%s/%s", tmpdir, filename);
+
+ if (!write_data_to_file (part, uri_list + 7, TRUE)) {
+ g_free (uri_list);
+ return;
+ }
+
+ gtk_selection_data_set (selection_data, selection_data->target, 8,
+ uri_list, strlen (uri_list));
+
+ g_object_set_data_full ((GObject *) widget, "uri-list", uri_list, g_free);
+ break;
+ case DND_TARGET_TYPE_PART_MIME_TYPE:
+ if (header_content_type_is (((CamelDataWrapper *) part)->mime_type, "text", "*")) {
+ GByteArray *ba;
+
+ ba = mail_format_get_data_wrapper_text ((CamelDataWrapper *) part, NULL);
+ if (ba) {
+ gtk_selection_data_set (selection_data, selection_data->target, 8,
+ ba->data, ba->len);
+ g_byte_array_free (ba, TRUE);
+ }
+ } else {
+ CamelDataWrapper *wrapper;
+ CamelStreamMem *mem;
+
+ mem = (CamelStreamMem *) camel_stream_mem_new ();
+ wrapper = camel_medium_get_content_object (CAMEL_MEDIUM (part));
+ camel_data_wrapper_decode_to_stream (wrapper, (CamelStream *) mem);
+
+ gtk_selection_data_set (selection_data, selection_data->target, 8,
+ mem->buffer->data, mem->buffer->len);
+
+ camel_object_unref (mem);
+ }
+ break;
+ default:
+ g_assert_not_reached ();
+ }
+}
+
+static void
+drag_data_delete_cb (GtkWidget *widget,
+ GdkDragContext *drag_context,
+ gpointer user_data)
+{
+ char *uri_list;
+
+ uri_list = g_object_get_data ((GObject *) widget, "uri-list");
+ if (uri_list) {
+ unlink (uri_list + 7);
+ g_object_set_data ((GObject *) widget, "uri-list", NULL);
+ }
+}
+
+/* This is a wrapper function */
+void ptr_array_free_notify (gpointer array)
+{
+ g_ptr_array_free ((GPtrArray *) array, TRUE);
+}
+
+static gboolean
+do_attachment_header (GtkHTML *html, GtkHTMLEmbedded *eb,
+ CamelMimePart *part, MailDisplay *md)
+{
+ GtkWidget *button, *mainbox, *hbox, *arrow, *popup;
+ MailMimeHandler *handler;
+ struct _PixbufLoader *pbl;
+ GPtrArray *attachment_array;
+
+ pbl = g_new0 (struct _PixbufLoader, 1);
+ if (strncasecmp (eb->type, "image/", 6) == 0) {
+ CamelDataWrapper *content;
+
+ content = camel_medium_get_content_object (CAMEL_MEDIUM (part));
+ if (!camel_data_wrapper_is_offline (content)) {
+ pbl->mstream = camel_stream_mem_new ();
+ camel_data_wrapper_decode_to_stream (content, pbl->mstream);
+ camel_stream_reset (pbl->mstream);
+ }
+ }
+
+ pbl->type = g_strdup (eb->type);
+ pbl->cid = g_strdup (eb->classid + 6);
+ pbl->pixmap = gtk_image_new();
+ gtk_widget_set_size_request (pbl->pixmap, 24, 24);
+ pbl->eb = eb;
+ pbl->destroy_id = g_signal_connect (eb, "destroy", G_CALLBACK (embeddable_destroy_cb), pbl);
+
+ g_idle_add_full (G_PRIORITY_LOW, (GSourceFunc) pixbuf_gen_idle, pbl, NULL);
+
+ mainbox = gtk_hbox_new (FALSE, 0);
+
+ button = gtk_button_new ();
+ g_object_set_data ((GObject *) button, "MailDisplay", md);
+
+ handler = mail_lookup_handler (eb->type);
+ if (handler && handler->builtin) {
+ g_signal_connect (button, "clicked", G_CALLBACK (inline_button_clicked), part);
+ g_signal_connect (button, "key_press_event", G_CALLBACK (inline_button_press), part);
+ } else {
+ gtk_widget_set_sensitive (button, FALSE);
+ GTK_WIDGET_UNSET_FLAGS (button, GTK_CAN_FOCUS);
+ }
+
+ /* Drag & Drop */
+ drag_types[DND_TARGET_TYPE_PART_MIME_TYPE].target = header_content_type_simple (((CamelDataWrapper *) part)->mime_type);
+ camel_strdown (drag_types[DND_TARGET_TYPE_PART_MIME_TYPE].target);
+
+ gtk_drag_source_set (button, GDK_BUTTON1_MASK,
+ drag_types, num_drag_types,
+ GDK_ACTION_COPY);
+ g_signal_connect (button, "drag-data-get", G_CALLBACK (drag_data_get_cb), part);
+ g_signal_connect (button, "drag-data-delete", G_CALLBACK (drag_data_delete_cb), part);
+
+ g_free (drag_types[DND_TARGET_TYPE_PART_MIME_TYPE].target);
+ drag_types[DND_TARGET_TYPE_PART_MIME_TYPE].target = NULL;
+
+ hbox = gtk_hbox_new (FALSE, 2);
+ gtk_container_set_border_width (GTK_CONTAINER (hbox), 2);
+
+ /* should this be a gtk_arrow? */
+ if (handler && mail_part_is_displayed_inline (part, md))
+ arrow = gtk_image_new_from_stock (GTK_STOCK_GO_DOWN, GTK_ICON_SIZE_BUTTON);
+ else
+ arrow = gtk_image_new_from_stock (GTK_STOCK_GO_FORWARD, GTK_ICON_SIZE_BUTTON);
+ gtk_box_pack_start (GTK_BOX (hbox), arrow, TRUE, TRUE, 0);
+ gtk_box_pack_start (GTK_BOX (hbox), pbl->pixmap, TRUE, TRUE, 0);
+ gtk_container_add (GTK_CONTAINER (button), hbox);
+
+ popup = gtk_button_new ();
+ gtk_container_add (GTK_CONTAINER (popup),
+ gtk_arrow_new (GTK_ARROW_DOWN,
+ GTK_SHADOW_ETCHED_IN));
+
+ g_object_set_data ((GObject *) popup, "MailDisplay", md);
+ g_object_set_data ((GObject *) popup, "CamelMimePart", part);
+ g_object_set_data_full ((GObject *) popup, "mime_type", g_strdup (eb->type), (GDestroyNotify) g_free);
+
+ /* Save attachment pointer in an array for "save all attachment" use */
+ attachment_array = g_datalist_get_data (md->data, "attachment_array");
+ if (!attachment_array) {
+ attachment_array = g_ptr_array_new ();
+ g_datalist_set_data_full (md->data, "attachment_array",
+ attachment_array, (GDestroyNotify) ptr_array_free_notify);
+ }
+ /* Since the attachment pointer might have been added to the array before,
+ remove it first anyway to avoide duplication */
+ g_ptr_array_remove (attachment_array, part);
+ g_ptr_array_add (attachment_array, part);
+
+
+ g_signal_connect (popup, "button_press_event", G_CALLBACK (pixmap_press), md->scroll);
+ g_signal_connect (popup, "key_press_event", G_CALLBACK (pixmap_press), md->scroll);
+
+ gtk_box_pack_start (GTK_BOX (mainbox), button, TRUE, TRUE, 0);
+ gtk_box_pack_start (GTK_BOX (mainbox), popup, TRUE, TRUE, 0);
+ gtk_widget_show_all (mainbox);
+
+ gtk_container_add (GTK_CONTAINER (eb), mainbox);
+
+ return TRUE;
+}
+
+static gboolean
+do_external_viewer (GtkHTML *html, GtkHTMLEmbedded *eb,
+ CamelMimePart *part, MailDisplay *md)
+{
+ CamelDataWrapper *wrapper;
+ Bonobo_ServerInfo *component;
+ GtkWidget *embedded;
+ Bonobo_PersistStream persist;
+ CORBA_Environment ev;
+ CamelStreamMem *cstream;
+ BonoboStream *bstream;
+ MailMimeHandler *handler;
+
+ handler = mail_lookup_handler (eb->type);
+ if (!handler || !handler->is_bonobo)
+ return FALSE;
+
+ component = gnome_vfs_mime_get_default_component (eb->type);
+ if (!component)
+ return FALSE;
+
+ embedded = get_embedded_for_component (component->iid, md);
+ CORBA_free (component);
+ if (!embedded)
+ return FALSE;
+
+ persist = (Bonobo_PersistStream) Bonobo_Unknown_queryInterface (
+ bonobo_widget_get_objref (BONOBO_WIDGET (embedded)),
+ "IDL:Bonobo/PersistStream:1.0", NULL);
+
+ if (persist == CORBA_OBJECT_NIL) {
+ gtk_object_sink (GTK_OBJECT (embedded));
+ return FALSE;
+ }
+
+ /* Write the data to a CamelStreamMem... */
+ cstream = (CamelStreamMem *) camel_stream_mem_new ();
+ wrapper = camel_medium_get_content_object (CAMEL_MEDIUM (part));
+ camel_data_wrapper_decode_to_stream (wrapper, (CamelStream *)cstream);
+
+ /* ...convert the CamelStreamMem to a BonoboStreamMem... */
+ bstream = bonobo_stream_mem_create (cstream->buffer->data, cstream->buffer->len, TRUE, FALSE);
+ camel_object_unref (cstream);
+
+ /* ...and hydrate the PersistStream from the BonoboStream. */
+ CORBA_exception_init (&ev);
+ Bonobo_PersistStream_load (persist,
+ bonobo_object_corba_objref (BONOBO_OBJECT (bstream)),
+ eb->type, &ev);
+ bonobo_object_unref (BONOBO_OBJECT (bstream));
+ Bonobo_Unknown_unref (persist, &ev);
+ CORBA_Object_release (persist, &ev);
+
+ if (ev._major != CORBA_NO_EXCEPTION) {
+ gtk_object_sink (GTK_OBJECT (embedded));
+ CORBA_exception_free (&ev);
+ return FALSE;
+ }
+ CORBA_exception_free (&ev);
+
+ gtk_widget_show (embedded);
+ gtk_container_add (GTK_CONTAINER (eb), embedded);
+
+ return TRUE;
+}
+
+static gboolean
+do_signature (GtkHTML *html, GtkHTMLEmbedded *eb,
+ CamelMimePart *part, MailDisplay *md)
+{
+ GtkWidget *button;
+ struct _PixbufLoader *pbl;
+
+ pbl = g_new0 (struct _PixbufLoader, 1);
+ pbl->type = NULL;
+ pbl->cid = g_strdup (eb->classid);
+ pbl->pixmap = gtk_image_new ();
+ gtk_widget_set_size_request (pbl->pixmap, 24, 24);
+ pbl->eb = eb;
+ pbl->destroy_id = g_signal_connect (eb, "destroy", G_CALLBACK (embeddable_destroy_cb), pbl);
+
+ g_idle_add_full (G_PRIORITY_LOW, (GSourceFunc) pixbuf_gen_idle, pbl, NULL);
+
+ button = gtk_button_new ();
+ g_object_set_data ((GObject *) button, "MailDisplay", md);
+ g_signal_connect (button, "clicked", G_CALLBACK (inline_button_clicked), part);
+ g_signal_connect (button, "key_press_event", G_CALLBACK (inline_button_press), part);
+
+ gtk_container_add (GTK_CONTAINER (button), pbl->pixmap);
+ gtk_widget_show_all (button);
+ gtk_container_add (GTK_CONTAINER (eb), button);
+
+ return TRUE;
+}
+
+static gboolean
+on_object_requested (GtkHTML *html, GtkHTMLEmbedded *eb, gpointer data)
+{
+ MailDisplay *md = data;
+ GHashTable *urls;
+ CamelMimePart *part;
+
+ if (!eb->classid)
+ return FALSE;
+
+ urls = g_datalist_get_data (md->data, "part_urls");
+ if (!urls)
+ return FALSE;
+
+ if (!strncmp (eb->classid, "popup:", 6) && eb->type) {
+ part = g_hash_table_lookup (urls, eb->classid + 6);
+ if (!CAMEL_IS_MIME_PART (part))
+ return FALSE;
+ return do_attachment_header (html, eb, part, md);
+ } else if (!strncmp (eb->classid, "signature:", 10)) {
+ part = g_hash_table_lookup (urls, eb->classid);
+ if (!CAMEL_IS_MIME_PART (part))
+ return FALSE;
+ return do_signature (html, eb, part, md);
+ } else if (!strncmp (eb->classid, "cid:", 4) && eb->type) {
+ part = g_hash_table_lookup (urls, eb->classid);
+ if (!CAMEL_IS_MIME_PART (part))
+ return FALSE;
+ return do_external_viewer (html, eb, part, md);
+ }
+
+ return FALSE;
+}
+
+static void
+ebook_callback (EBook *book, const gchar *addr, ECard *card, gpointer data)
+{
+ MailDisplay *md = data;
+
+ if (card && md->current_message) {
+ const CamelInternetAddress *from = camel_mime_message_get_from (md->current_message);
+ const char *md_name = NULL, *md_addr = NULL;
+
+ /* We are extra anal, in case we are dealing with some sort of pathological message
+ w/o a From: header. */
+ if (from != NULL && camel_internet_address_get (from, 0, &md_name, &md_addr)) {
+ if (md_addr != NULL && !strcmp (addr, md_addr))
+ mail_display_load_images (md);
+ }
+ }
+}
+
+static void
+on_url_requested (GtkHTML *html, const char *url, GtkHTMLStream *handle,
+ gpointer user_data)
+{
+ MailDisplay *md = user_data;
+ GConfClient *gconf;
+ GHashTable *urls;
+ CamelMedium *medium;
+ GByteArray *ba;
+
+ gconf = mail_config_get_gconf_client ();
+
+ urls = g_datalist_get_data (md->data, "part_urls");
+ g_return_if_fail (urls != NULL);
+
+ /* See if it refers to a MIME part (cid: or http:) */
+ medium = g_hash_table_lookup (urls, url);
+ if (medium) {
+ CamelContentType *content_type;
+ CamelDataWrapper *wrapper;
+ CamelStream *html_stream;
+
+ g_return_if_fail (CAMEL_IS_MEDIUM (medium));
+
+ if (md->related)
+ g_hash_table_remove (md->related, medium);
+
+ wrapper = camel_medium_get_content_object (medium);
+ if (!mail_content_loaded (wrapper, md, FALSE, url, html, handle))
+ return;
+
+ content_type = camel_data_wrapper_get_mime_type_field (wrapper);
+
+ html_stream = mail_display_stream_new (html, handle);
+
+ if (header_content_type_is (content_type, "text", "*")) {
+ mail_format_data_wrapper_write_to_stream (wrapper, TRUE, md, html_stream);
+ } else {
+ camel_data_wrapper_decode_to_stream (wrapper, html_stream);
+ }
+
+ camel_object_unref (html_stream);
+
+ gtk_html_end (html, handle, GTK_HTML_STREAM_OK);
+ return;
+ }
+
+ urls = g_datalist_get_data (md->data, "data_urls");
+ g_return_if_fail (urls != NULL);
+
+ /* See if it's some piece of cached data */
+ ba = g_hash_table_lookup (urls, url);
+ if (ba) {
+ if (ba->len) {
+ gtk_html_write (html, handle, ba->data, ba->len);
+ /* printf ("-- begin --\n");
+ printf (ba->data);
+ printf ("-- end --\n"); */
+ }
+ gtk_html_end (html, handle, GTK_HTML_STREAM_OK);
+ return;
+ }
+
+ /* See if it's something we can load. */
+ if (strncmp (url, "http:", 5) == 0 || strncmp (url, "https:", 6) == 0) {
+ int http_mode;
+
+ http_mode = gconf_client_get_int (gconf, "/apps/evolution/mail/display/load_http_images", NULL);
+ if (http_mode == MAIL_CONFIG_HTTP_ALWAYS ||
+ g_datalist_get_data (md->data, "load_images")) {
+ fetch_remote (md, url, html, handle);
+ } else if (http_mode == MAIL_CONFIG_HTTP_SOMETIMES &&
+ !g_datalist_get_data (md->data, "checking_from")) {
+ const CamelInternetAddress *from;
+ const char *name, *addr;
+
+ from = camel_mime_message_get_from (md->current_message);
+ g_datalist_set_data (md->data, "checking_from", GINT_TO_POINTER (1));
+
+ /* Make sure we aren't deal w/ some sort of a
+ pathological message w/o a From: header */
+ if (from != NULL && camel_internet_address_get (from, 0, &name, &addr))
+ e_book_query_address_default (addr, ebook_callback, md);
+ else
+ gtk_html_end (html, handle, GTK_HTML_STREAM_ERROR);
+ }
+ }
+}
+
+/* for processing asynchronous url fetch cancels */
+static struct _mail_msg_op fetch_fake_op = {
+ NULL, NULL, NULL, NULL,
+};
+
+static gboolean
+fetch_cancelled (GIOChannel *source, GIOCondition cond, void *user_data)
+{
+ fetch_cancel ((MailDisplay *) user_data);
+
+ return FALSE;
+}
+
+static void
+fetch_next (MailDisplay *md)
+{
+ struct _remote_data *rd;
+ struct _MailDisplayPrivate *p = md->priv;
+ SoupMessage *msg;
+ SoupContext *ctx;
+
+ /* if we're called and no more work to do, clean up, otherwise, setup */
+ if (e_dlist_empty(&p->fetch_active) && e_dlist_empty(&p->fetch_queue)) {
+ if (p->fetch_msg) {
+ p->fetch_total = 0;
+ mail_disable_stop();
+ camel_operation_end(p->fetch_msg->cancel);
+ camel_operation_unregister(p->fetch_msg->cancel);
+ mail_msg_free(p->fetch_msg);
+ p->fetch_msg = NULL;
+ g_source_remove(p->fetch_cancel_watch);
+ g_io_channel_unref(p->fetch_cancel_channel);
+ }
+ } else {
+ if (p->fetch_msg == NULL) {
+ p->fetch_total_done = 0;
+ p->fetch_msg = mail_msg_new(&fetch_fake_op, NULL, sizeof(*p->fetch_msg));
+ camel_operation_register(p->fetch_msg->cancel);
+ camel_operation_start(p->fetch_msg->cancel, _("Downloading images"));
+ p->fetch_cancel_channel = g_io_channel_unix_new(camel_operation_cancel_fd(p->fetch_msg->cancel));
+ p->fetch_cancel_watch = g_io_add_watch(p->fetch_cancel_channel, G_IO_IN, fetch_cancelled, md);
+ mail_enable_stop();
+ }
+ }
+
+ while (e_dlist_length(&p->fetch_active) < FETCH_MAX_CONNECTIONS
+ && (rd = (struct _remote_data *)e_dlist_remhead(&p->fetch_queue))) {
+
+ ctx = soup_context_get(rd->uri);
+ rd->msg = msg = soup_message_new(ctx, SOUP_METHOD_GET);
+
+ if (ctx)
+ soup_context_unref(ctx);
+
+ soup_message_set_flags(msg, SOUP_MESSAGE_OVERWRITE_CHUNKS);
+ soup_message_add_handler(msg, SOUP_HANDLER_BODY_CHUNK, fetch_data, rd);
+ e_dlist_addtail(&p->fetch_active, (EDListNode *)rd);
+ soup_message_queue(msg, fetch_done, rd);
+ }
+}
+
+static void fetch_remote(MailDisplay *md, const char *uri, GtkHTML *html, GtkHTMLStream *stream)
+{
+ struct _remote_data *rd;
+ CamelStream *cstream = NULL;
+
+ if (fetch_cache) {
+ cstream = camel_data_cache_get(fetch_cache, FETCH_HTTP_CACHE, uri, NULL);
+ if (cstream) {
+ char buf[1024];
+ ssize_t len;
+
+ /* need to verify header? */
+
+ while (!camel_stream_eos(cstream)) {
+ len = camel_stream_read(cstream, buf, 1024);
+ if (len > 0) {
+ gtk_html_write(html, stream, buf, len);
+ } else if (len < 0) {
+ gtk_html_end(html, stream, GTK_HTML_STREAM_ERROR);
+ camel_object_unref(cstream);
+ return;
+ }
+ }
+ gtk_html_end(html, stream, GTK_HTML_STREAM_OK);
+ camel_object_unref(cstream);
+ return;
+ }
+ cstream = camel_data_cache_add(fetch_cache, FETCH_HTTP_CACHE, uri, NULL);
+ }
+
+ rd = g_malloc0(sizeof(*rd));
+ rd->md = md; /* dont ref */
+ rd->uri = g_strdup(uri);
+ rd->html = html;
+ g_object_ref(html);
+ rd->stream = stream;
+ rd->cstream = cstream;
+
+ md->priv->fetch_total++;
+ e_dlist_addtail(&md->priv->fetch_queue, (EDListNode *)rd);
+
+ fetch_next(md);
+}
+
+static void fetch_data(SoupMessage *req, void *data)
+{
+ struct _remote_data *rd = data, *wd;
+ struct _MailDisplayPrivate *p = rd->md->priv;
+ int count;
+ double complete;
+
+ /* we could just hook into the header function for this, but i'm lazy today */
+ if (rd->total == 0) {
+ const char *cl = soup_message_get_header(req->response_headers, "content-length");
+ if (cl)
+ rd->total = strtoul(cl, 0, 10);
+ else
+ rd->total = 0;
+ }
+ rd->length += req->response.length;
+
+ gtk_html_write(rd->html, rd->stream, req->response.body, req->response.length);
+
+ /* copy to cache, clear cache if we get a cache failure */
+ if (rd->cstream) {
+ if (camel_stream_write(rd->cstream, req->response.body, req->response.length) == -1) {
+ camel_data_cache_remove(fetch_cache, FETCH_HTTP_CACHE, rd->uri, NULL);
+ camel_object_unref(rd->cstream);
+ rd->cstream = NULL;
+ }
+ }
+
+ /* update based on total active + finished totals */
+ complete = 0.0;
+ wd = (struct _remote_data *)p->fetch_active.head;
+ count = e_dlist_length(&p->fetch_active);
+ while (wd->next) {
+ if (wd->total)
+ complete += (double)wd->length / wd->total / count;
+ wd = wd->next;
+ }
+
+ d(printf("%s: %f total %f (%d,%d)\n", rd->uri, complete, (p->fetch_total_done + complete ) * 100.0 / p->fetch_total, p->fetch_total, p->fetch_total_done));
+
+ camel_operation_progress(p->fetch_msg->cancel, (p->fetch_total_done + complete ) * 100.0 / p->fetch_total);
+}
+
+static void fetch_free(struct _remote_data *rd)
+{
+ g_object_unref(rd->html);
+ if (rd->cstream)
+ camel_object_unref(rd->cstream);
+ g_free(rd->uri);
+ g_free(rd);
+}
+
+static void fetch_done(SoupMessage *req, void *data)
+{
+ struct _remote_data *rd = data;
+ MailDisplay *md = rd->md;
+
+ if (SOUP_MESSAGE_IS_ERROR(req)) {
+ d(printf("Loading '%s' failed!\n", rd->uri));
+ gtk_html_end(rd->html, rd->stream, GTK_HTML_STREAM_ERROR);
+ if (fetch_cache)
+ camel_data_cache_remove(fetch_cache, FETCH_HTTP_CACHE, rd->uri, NULL);
+ } else {
+ d(printf("Loading '%s' complete!\n", rd->uri));
+ gtk_html_end(rd->html, rd->stream, GTK_HTML_STREAM_OK);
+ }
+
+ e_dlist_remove((EDListNode *)rd);
+ fetch_free(rd);
+ md->priv->fetch_total_done++;
+
+ fetch_next(md);
+}
+
+static void fetch_cancel(MailDisplay *md)
+{
+ struct _remote_data *rd;
+
+ /* first, clean up all the ones we haven't finished yet */
+ while ((rd = (struct _remote_data *)e_dlist_remhead(&md->priv->fetch_queue))) {
+ gtk_html_end(rd->html, rd->stream, GTK_HTML_STREAM_ERROR);
+ if (fetch_cache)
+ camel_data_cache_remove(fetch_cache, FETCH_HTTP_CACHE, rd->uri, NULL);
+ fetch_free(rd);
+ }
+
+ /* cancel the rest, cancellation will free it/etc */
+ while (!e_dlist_empty(&md->priv->fetch_active)) {
+ rd = (struct _remote_data *)md->priv->fetch_active.head;
+ soup_message_cancel(rd->msg);
+ }
+}
+
+struct _load_content_msg {
+ struct _mail_msg msg;
+
+ MailDisplay *display;
+ GtkHTML *html;
+
+ GtkHTMLStream *handle;
+ int redisplay_counter;
+ char *url;
+ CamelMimeMessage *message;
+ void (*callback)(MailDisplay *, gpointer);
+ gpointer data;
+};
+
+static char *
+load_content_desc (struct _mail_msg *mm, int done)
+{
+ return g_strdup (_("Loading message content"));
+}
+
+static void
+load_content_load (struct _mail_msg *mm)
+{
+ struct _load_content_msg *m = (struct _load_content_msg *)mm;
+
+ m->callback (m->display, m->data);
+}
+
+static gboolean
+try_part_urls (struct _load_content_msg *m)
+{
+ GHashTable *urls;
+ CamelMedium *medium;
+
+ urls = g_datalist_get_data (m->display->data, "part_urls");
+ g_return_val_if_fail (urls != NULL, FALSE);
+
+ /* See if it refers to a MIME part (cid: or http:) */
+ medium = g_hash_table_lookup (urls, m->url);
+ if (medium) {
+ CamelDataWrapper *data;
+ CamelStream *html_stream;
+
+ g_return_val_if_fail (CAMEL_IS_MEDIUM (medium), FALSE);
+
+ data = camel_medium_get_content_object (medium);
+ if (!mail_content_loaded (data, m->display, FALSE, m->url, m->html, m->handle)) {
+ g_warning ("This code should not be reached\n");
+ return TRUE;
+ }
+
+ html_stream = mail_display_stream_new (m->html, m->handle);
+ camel_data_wrapper_decode_to_stream (data, html_stream);
+ camel_object_unref (html_stream);
+
+ gtk_html_end (m->html, m->handle, GTK_HTML_STREAM_OK);
+ return TRUE;
+ }
+
+ return FALSE;
+}
+
+static gboolean
+try_data_urls (struct _load_content_msg *m)
+{
+ GHashTable *urls;
+ GByteArray *ba;
+
+ urls = g_datalist_get_data (m->display->data, "data_urls");
+ ba = g_hash_table_lookup (urls, m->url);
+
+ if (ba) {
+ if (ba->len)
+ gtk_html_write (m->html, m->handle, ba->data, ba->len);
+ gtk_html_end (m->html, m->handle, GTK_HTML_STREAM_OK);
+ return TRUE;
+ }
+
+ return FALSE;
+}
+
+static void
+load_content_loaded (struct _mail_msg *mm)
+{
+ struct _load_content_msg *m = (struct _load_content_msg *)mm;
+
+ if (m->display->destroyed)
+ return;
+
+ if (m->display->current_message == m->message) {
+ if (m->handle) {
+ if (m->redisplay_counter == m->display->redisplay_counter) {
+ if (!try_part_urls (m) && !try_data_urls (m))
+ gtk_html_end (m->html, m->handle, GTK_HTML_STREAM_ERROR);
+ }
+ } else {
+ mail_display_redisplay (m->display, FALSE);
+ }
+ }
+}
+
+static void
+load_content_free (struct _mail_msg *mm)
+{
+ struct _load_content_msg *m = (struct _load_content_msg *)mm;
+
+ g_free (m->url);
+ g_object_unref (m->html);
+ g_object_unref (m->display);
+ camel_object_unref (m->message);
+}
+
+static struct _mail_msg_op load_content_op = {
+ load_content_desc,
+ load_content_load,
+ load_content_loaded,
+ load_content_free,
+};
+
+static void
+stream_write_or_redisplay_when_loaded (MailDisplay *md,
+ GtkHTML *html,
+ gconstpointer key,
+ const gchar *url,
+ void (*callback)(MailDisplay *, gpointer),
+ GtkHTMLStream *handle,
+ gpointer data)
+{
+ struct _load_content_msg *m;
+ GHashTable *loading;
+
+ if (md->destroyed)
+ return;
+
+ loading = g_datalist_get_data (md->data, "loading");
+ if (loading) {
+ if (g_hash_table_lookup (loading, key))
+ return;
+ } else {
+ loading = g_hash_table_new (NULL, NULL);
+ g_datalist_set_data_full (md->data, "loading", loading,
+ (GDestroyNotify) g_hash_table_destroy);
+ }
+ g_hash_table_insert (loading, (gpointer) key, GINT_TO_POINTER (1));
+
+ m = mail_msg_new (&load_content_op, NULL, sizeof (*m));
+ m->display = md;
+ g_object_ref((m->display));
+ m->html = html;
+ g_object_ref((html));
+ m->handle = handle;
+ m->url = g_strdup (url);
+ m->redisplay_counter = md->redisplay_counter;
+ m->message = md->current_message;
+ camel_object_ref (m->message);
+ m->callback = callback;
+ m->data = data;
+
+ e_thread_put (mail_thread_queued, (EMsg *)m);
+ return;
+}
+
+void
+mail_display_stream_write_when_loaded (MailDisplay *md,
+ gconstpointer key,
+ const char *url,
+ void (*callback)(MailDisplay *, gpointer),
+ GtkHTML *html,
+ GtkHTMLStream *handle,
+ gpointer data)
+{
+ stream_write_or_redisplay_when_loaded (md, html, key, url, callback, handle, data);
+}
+
+void
+mail_display_redisplay_when_loaded (MailDisplay *md,
+ gconstpointer key,
+ void (*callback)(MailDisplay *, gpointer),
+ GtkHTML *html,
+ gpointer data)
+{
+ stream_write_or_redisplay_when_loaded (md, html, key, NULL, callback, NULL, data);
+}
+
+void
+mail_text_write (MailDisplayStream *stream, MailDisplay *md, CamelMimePart *part,
+ int idx, gboolean printing, const char *text)
+{
+ CamelStreamFilter *filtered_stream;
+ CamelMimeFilter *html_filter;
+ GConfClient *gconf;
+ guint32 flags, rgb;
+ GdkColor colour;
+ char *buf;
+
+ gconf = mail_config_get_gconf_client ();
+
+ flags = CAMEL_MIME_FILTER_TOHTML_CONVERT_NL | CAMEL_MIME_FILTER_TOHTML_CONVERT_SPACES;
+
+ if (!printing)
+ flags |= CAMEL_MIME_FILTER_TOHTML_CONVERT_URLS | CAMEL_MIME_FILTER_TOHTML_CONVERT_ADDRESSES;
+
+ if (!printing && gconf_client_get_bool (gconf, "/apps/evolution/mail/display/mark_citations", NULL))
+ flags |= CAMEL_MIME_FILTER_TOHTML_MARK_CITATION;
+
+ buf = gconf_client_get_string (gconf, "/apps/evolution/mail/display/citation_colour", NULL);
+ gdk_color_parse (buf ? buf : "#737373", &colour);
+ g_free (buf);
+
+ rgb = ((colour.red & 0xff00) << 8) | (colour.green & 0xff00) | ((colour.blue & 0xff00) >> 8);
+ html_filter = camel_mime_filter_tohtml_new (flags, rgb);
+ filtered_stream = camel_stream_filter_new_with_stream ((CamelStream *) stream);
+ camel_stream_filter_add (filtered_stream, html_filter);
+ camel_object_unref (html_filter);
+
+ camel_stream_write ((CamelStream *) stream, "<tt>\n", 5);
+ camel_stream_write ((CamelStream *) filtered_stream, text, strlen (text));
+ camel_stream_flush ((CamelStream *) filtered_stream);
+ camel_stream_write ((CamelStream *) stream, "</tt>\n", 6);
+ camel_object_unref (filtered_stream);
+
+#if 0
+ /* this was the old way of doing it, I don't understand why we need iframes... */
+ GByteArray *ba;
+ char *xed, *iframe;
+ char *btt = "<tt>\n";
+ char *ett = "</tt>\n";
+ char *htmltext;
+ guint32 flags;
+
+ flags = CAMEL_MIME_FILTER_TOHTML_CONVERT_NL | CAMEL_MIME_FILTER_TOHTML_CONVERT_SPACES;
+
+ if (!printing)
+ flags |= CAMEL_MIME_FILTER_TOHTML_CONVERT_URLS | CAMEL_MIME_FILTER_TOHTML_CONVERT_ADDRESSES;
+
+ if (!printing && mail_config_get_citation_highlight ())
+ flags |= CAMEL_MIME_FILTER_TOHTML_MARK_CITATION;
+
+ htmltext = camel_text_to_html (text, flags, mail_config_get_citation_color ());
+
+ ba = g_byte_array_new ();
+ g_byte_array_append (ba, (const guint8 *) btt, strlen (btt) + 1);
+ g_byte_array_append (ba, (const guint8 *) htmltext, strlen (htmltext) + 1);
+ g_byte_array_append (ba, (const guint8 *) ett, strlen (ett) + 1);
+ g_free (htmltext);
+
+ xed = g_strdup_printf ("x-evolution-data:%p-%d", part, idx);
+ iframe = g_strdup_printf ("<iframe src=\"%s\" frameborder=0 scrolling=no>could not get %s</iframe>", xed, xed);
+ mail_display_add_url (md, "data_urls", xed, ba);
+ camel_stream_write ((CamelStream *) stream, iframe, strlen (iframe));
+ g_free (iframe);
+#endif
+}
+
+void
+mail_error_printf (MailDisplayStream *stream, const char *format, ...)
+{
+ /* FIXME: it'd be nice if camel-stream had a vprintf method... */
+ char *buf, *htmltext;
+ va_list ap;
+
+ va_start (ap, format);
+ buf = g_strdup_vprintf (format, ap);
+ va_end (ap);
+
+ htmltext = camel_text_to_html (buf, CAMEL_MIME_FILTER_TOHTML_CONVERT_NL |
+ CAMEL_MIME_FILTER_TOHTML_CONVERT_URLS, 0);
+ g_free (buf);
+
+ camel_stream_printf ((CamelStream *) stream, "<em><font color=red>");
+ camel_stream_write ((CamelStream *) stream, htmltext, strlen (htmltext));
+ camel_stream_printf ((CamelStream *) stream, "</font></em>");
+
+ g_free (htmltext);
+}
+
+
+#define COLOR_IS_LIGHT(r, g, b) ((r + g + b) > (128 * 3))
+
+#define HTML_HEADER "<!doctype html public \"-//W3C//DTD HTML 4.0 TRANSITIONAL//EN\">\n<html>\n" \
+ "<head>\n<meta name=\"generator\" content=\"Evolution Mail Component\">\n</head>\n"
+
+void
+mail_display_render (MailDisplay *md, GtkHTML *html, gboolean reset_scroll)
+{
+ const char *flag, *completed;
+ GtkHTMLStream *html_stream;
+ MailDisplayStream *stream;
+
+ g_return_if_fail (IS_MAIL_DISPLAY (md));
+ g_return_if_fail (GTK_IS_HTML (html));
+
+ if (!md->html) {
+ /* we've been destroyed */
+ return;
+ }
+
+ html_stream = gtk_html_begin (html);
+ if (!reset_scroll) {
+ /* This is a hack until there's a clean way to do this. */
+ GTK_HTML (md->html)->engine->newPage = FALSE;
+ }
+
+ gtk_html_stream_write (html_stream, HTML_HEADER, sizeof (HTML_HEADER) - 1);
+
+ if (md->current_message && md->display_style == MAIL_CONFIG_DISPLAY_SOURCE)
+ gtk_html_stream_write (html_stream, "<body>\n", 7);
+ else
+ gtk_html_stream_write (html_stream, "<body marginwidth=0 marginheight=0>\n", 36);
+
+ flag = md->info ? camel_tag_get (&md->info->user_tags, "follow-up") : NULL;
+ completed = md->info ? camel_tag_get (&md->info->user_tags, "completed-on") : NULL;
+ if ((flag && *flag) && !(completed && *completed)) {
+ const char *due_by, *overdue = "";
+ char bgcolor[7], fontcolor[7];
+ time_t target_date, now;
+ GtkStyle *style = NULL;
+ char due_date[256];
+ struct tm due;
+ int offset;
+
+ /* my favorite thing to do... muck around with colors so we respect people's stupid themes. */
+ /* FIXME: this is also in mail-format.c */
+ style = gtk_widget_get_style (GTK_WIDGET (html));
+ if (style && !md->printing) {
+ int state = GTK_WIDGET_STATE (GTK_WIDGET (html));
+ gushort r, g, b;
+
+ r = style->base[state].red / 256;
+ g = style->base[state].green / 256;
+ b = style->base[state].blue / 256;
+
+ if (COLOR_IS_LIGHT (r, g, b)) {
+ r *= 1.0;
+ g *= 0.97;
+ b *= 0.75;
+ } else {
+ r = 255 - (1.0 * (255 - r));
+ g = 255 - (0.97 * (255 - g));
+ b = 255 - (0.75 * (255 - b));
+ }
+
+ sprintf (bgcolor, "%.2X%.2X%.2X", r, g, b);
+
+ r = style->text[state].red / 256;
+ g = style->text[state].green / 256;
+ b = style->text[state].blue / 256;
+
+ sprintf (fontcolor, "%.2X%.2X%.2X", r, g, b);
+ } else {
+ strcpy (bgcolor, "EEEEEE");
+ strcpy (fontcolor, "000000");
+ }
+
+ due_by = camel_tag_get (&md->info->user_tags, "due-by");
+ if (due_by && *due_by) {
+ target_date = header_decode_date (due_by, &offset);
+ now = time (NULL);
+ if (now >= target_date)
+ overdue = _("Overdue:");
+
+ localtime_r (&target_date, &due);
+
+ e_utf8_strftime_fix_am_pm (due_date, sizeof (due_date), _("by %B %d, %Y, %l:%M %p"), &due);
+ } else {
+ due_date[0] = '\0';
+ }
+
+ gtk_html_stream_printf (html_stream, "<font color=\"#%s\">"
+ "<table width=\"100%%\" cellpadding=0 cellspacing=0><tr><td colspan=3 height=10></td></tr>"
+ "<tr><td width=10></td><td>"
+ "<table cellspacing=1 cellpadding=1 bgcolor=\"#000000\" width=\"100%%\"><tr><td>"
+ "<table cellspacing=0 bgcolor=\"#%s\" cellpadding=2 cellspacing=2 width=\"100%%\">"
+ "<tr><td align=\"left\" width=20><img src=\"%s\" align=\"middle\"></td>"
+ "<td>%s%s%s%s %s</td></table></td></tr></table>"
+ "</td><td width=10></td></tr></table></font>", fontcolor, bgcolor,
+ mail_display_get_url_for_icon (md, EVOLUTION_IMAGES "/flag-for-followup-16.png"),
+ overdue ? "<b>" : "", overdue, overdue ? "</b>&nbsp;" : "",
+ flag, due_date);
+ }
+
+ if (md->current_message) {
+ stream = (MailDisplayStream *) mail_display_stream_new (html, html_stream);
+
+ if (md->display_style == MAIL_CONFIG_DISPLAY_SOURCE)
+ mail_format_raw_message (md->current_message, md, stream);
+ else
+ mail_format_mime_message (md->current_message, md, stream);
+
+ camel_object_unref (stream);
+ }
+
+ gtk_html_stream_write (html_stream, "</body></html>\n", 15);
+ gtk_html_end (html, html_stream, GTK_HTML_STREAM_OK);
+}
+
+/**
+ * mail_display_redisplay:
+ * @mail_display: the mail display object
+ * @reset_scroll: specifies whether or not to reset current scroll
+ *
+ * Force a redraw of the message display.
+ **/
+void
+mail_display_redisplay (MailDisplay *md, gboolean reset_scroll)
+{
+ if (md->destroyed)
+ return;
+
+ /* we're in effect stealing the queued redisplay */
+ if (md->idle_id) {
+ g_source_remove(md->idle_id);
+ md->idle_id = 0;
+ }
+
+ fetch_cancel(md);
+
+ md->last_active = NULL;
+ md->redisplay_counter++;
+ /* printf ("md %p redisplay %d\n", md, md->redisplay_counter); */
+
+ mail_display_render (md, md->html, reset_scroll);
+}
+
+
+/**
+ * mail_display_set_message:
+ * @mail_display: the mail display object
+ * @medium: the input camel medium, or %NULL
+ * @folder: CamelFolder
+ * @info: message info
+ *
+ * Makes the mail_display object show the contents of the medium
+ * param.
+ **/
+void
+mail_display_set_message (MailDisplay *md, CamelMedium *medium, CamelFolder *folder, CamelMessageInfo *info)
+{
+ /* For the moment, we deal only with CamelMimeMessage, but in
+ * the future, we should be able to deal with any medium.
+ */
+ if (md->destroyed
+ || (medium && !CAMEL_IS_MIME_MESSAGE (medium)))
+ return;
+
+ /* Clean up from previous message. */
+ if (md->current_message) {
+ fetch_cancel (md);
+ camel_object_unref (md->current_message);
+ g_datalist_clear (md->data);
+ }
+
+ if (medium) {
+ camel_object_ref (medium);
+ md->current_message = (CamelMimeMessage *) medium;
+ } else
+ md->current_message = NULL;
+
+ if (md->folder && md->info) {
+ camel_folder_free_message_info (md->folder, md->info);
+ camel_object_unref (md->folder);
+ }
+
+ if (folder && info) {
+ md->info = info;
+ md->folder = folder;
+ camel_object_ref (folder);
+ camel_folder_ref_message_info (folder, info);
+ } else {
+ md->info = NULL;
+ md->folder = NULL;
+ }
+
+ g_datalist_init (md->data);
+ mail_display_redisplay (md, TRUE);
+}
+
+/**
+ * mail_display_set_charset:
+ * @mail_display: the mail display object
+ * @charset: charset or %NULL
+ *
+ * Makes the mail_display object show the contents of the medium
+ * param.
+ **/
+void
+mail_display_set_charset (MailDisplay *mail_display, const char *charset)
+{
+ g_free (mail_display->charset);
+ mail_display->charset = g_strdup (charset);
+
+ mail_display_queue_redisplay (mail_display);
+}
+
+/**
+ * mail_display_load_images:
+ * @md: the mail display object
+ *
+ * Load all HTTP images in the current message
+ **/
+void
+mail_display_load_images (MailDisplay *md)
+{
+ g_datalist_set_data (md->data, "load_images", GINT_TO_POINTER (1));
+ mail_display_redisplay (md, FALSE);
+}
+
+/*----------------------------------------------------------------------*
+ * Standard Gtk+ Class functions
+ *----------------------------------------------------------------------*/
+
+static void
+mail_display_init (GObject *object)
+{
+ MailDisplay *mail_display = MAIL_DISPLAY (object);
+ GConfClient *gconf;
+ int style;
+
+ mail_display->scroll = NULL;
+ mail_display->html = NULL;
+ mail_display->redisplay_counter = 0;
+ mail_display->last_active = NULL;
+ mail_display->idle_id = 0;
+ mail_display->selection = NULL;
+ mail_display->charset = NULL;
+ mail_display->current_message = NULL;
+ mail_display->folder = NULL;
+ mail_display->info = NULL;
+ mail_display->data = NULL;
+
+ mail_display->invisible = gtk_invisible_new ();
+ g_object_ref (mail_display->invisible);
+ gtk_object_sink ((GtkObject *) mail_display->invisible);
+
+ gconf = mail_config_get_gconf_client ();
+ style = gconf_client_get_int (gconf, "/apps/evolution/mail/format/message_display_style", NULL);
+ mail_display->display_style = style;
+
+ mail_display->printing = FALSE;
+
+ mail_display->priv = g_malloc0(sizeof(*mail_display->priv));
+ e_dlist_init(&mail_display->priv->fetch_active);
+ e_dlist_init(&mail_display->priv->fetch_queue);
+}
+
+static void
+mail_display_destroy (GtkObject *object)
+{
+ MailDisplay *mail_display = MAIL_DISPLAY (object);
+
+ if (mail_display->html) {
+ g_object_unref (mail_display->html);
+ mail_display->html = NULL;
+ }
+
+ if (mail_display->current_message) {
+ camel_object_unref (mail_display->current_message);
+ g_datalist_clear (mail_display->data);
+ fetch_cancel(mail_display);
+ mail_display->current_message = NULL;
+ }
+
+ g_free (mail_display->charset);
+ mail_display->charset = NULL;
+ g_free (mail_display->selection);
+ mail_display->selection = NULL;
+
+ if (mail_display->folder) {
+ if (mail_display->info)
+ camel_folder_free_message_info (mail_display->folder, mail_display->info);
+ camel_object_unref (mail_display->folder);
+ mail_display->folder = NULL;
+ }
+
+ g_free (mail_display->data);
+ mail_display->data = NULL;
+
+ if (mail_display->idle_id) {
+ g_source_remove (mail_display->idle_id);
+ mail_display->idle_id = 0;
+ }
+
+ if (mail_display->invisible) {
+ g_object_unref (mail_display->invisible);
+ mail_display->invisible = NULL;
+ }
+
+ if (mail_display->priv && mail_display->priv->display_notify_id) {
+ GConfClient *gconf = mail_config_get_gconf_client ();
+ gconf_client_notify_remove (gconf, mail_display->priv->display_notify_id);
+ mail_display->priv->display_notify_id = 0;
+ }
+
+ g_free (mail_display->priv);
+ mail_display->priv = NULL;
+
+ mail_display->destroyed = TRUE;
+
+ mail_display_parent_class->destroy (object);
+}
+
+static void
+invisible_selection_get_callback (GtkWidget *widget,
+ GtkSelectionData *selection_data,
+ guint info,
+ guint time,
+ void *data)
+{
+ MailDisplay *display;
+
+ display = MAIL_DISPLAY (data);
+
+ if (!display->selection)
+ return;
+
+ g_assert (info == 1);
+
+ gtk_selection_data_set (selection_data, GDK_SELECTION_TYPE_STRING, 8,
+ display->selection, strlen (display->selection));
+}
+
+static gint
+invisible_selection_clear_event_callback (GtkWidget *widget,
+ GdkEventSelection *event,
+ void *data)
+{
+ MailDisplay *display;
+
+ display = MAIL_DISPLAY (data);
+
+ g_free (display->selection);
+ display->selection = NULL;
+
+ return TRUE;
+}
+
+static void
+mail_display_class_init (GtkObjectClass *object_class)
+{
+ object_class->destroy = mail_display_destroy;
+
+ if (mail_display_parent_class == NULL) {
+ const char *base_directory = mail_component_peek_base_directory (mail_component_peek ());
+ char *path;
+
+ path = g_alloca (strlen (base_directory) + 16);
+ sprintf (path, "%s/cache", base_directory);
+
+ /* cache expiry - 2 hour access, 1 day max */
+ fetch_cache = camel_data_cache_new(path, 0, NULL);
+ camel_data_cache_set_expire_age(fetch_cache, 24*60*60);
+ camel_data_cache_set_expire_access(fetch_cache, 2*60*60);
+
+ mail_display_parent_class = g_type_class_ref (PARENT_TYPE);
+ thumbnail_cache = g_hash_table_new (g_str_hash, g_str_equal);
+ }
+}
+
+static void
+link_open_in_browser (GtkWidget *w, MailDisplay *mail_display)
+{
+ if (!mail_display->html->pointer_url)
+ return;
+
+ on_link_clicked (mail_display->html, mail_display->html->pointer_url,
+ mail_display);
+}
+
+#if 0
+static void
+link_save_as (GtkWidget *w, MailDisplay *mail_display)
+{
+ g_print ("FIXME save %s\n", mail_display->html->pointer_url);
+}
+#endif
+
+static void
+link_copy_location (GtkWidget *w, MailDisplay *mail_display)
+{
+ GdkAtom clipboard_atom;
+
+ g_free (mail_display->selection);
+ mail_display->selection = g_strdup (mail_display->html->pointer_url);
+
+ clipboard_atom = gdk_atom_intern ("CLIPBOARD", FALSE);
+ if (clipboard_atom == GDK_NONE)
+ return; /* failed */
+
+ /* We don't check the return values of the following since there is not
+ * much we can do if we cannot assert the selection.
+ */
+
+ gtk_selection_owner_set (GTK_WIDGET (mail_display->invisible),
+ GDK_SELECTION_PRIMARY,
+ GDK_CURRENT_TIME);
+ gtk_selection_owner_set (GTK_WIDGET (mail_display->invisible),
+ clipboard_atom,
+ GDK_CURRENT_TIME);
+}
+
+static void
+image_save_as (GtkWidget *w, MailDisplay *mail_display)
+{
+ const char *src;
+
+ src = g_object_get_data ((GObject *) mail_display, "current_src_uri");
+
+ save_url (mail_display, src);
+}
+
+enum {
+ /*
+ * This is used to mask the link specific menu items.
+ */
+ MASK_URL = 1,
+
+ /*
+ * This is used to mask src specific menu items.
+ */
+ MASK_SRC = 2
+};
+
+#define SEPARATOR { "", NULL, (NULL), NULL, 0 }
+#define TERMINATOR { NULL, NULL, (NULL), NULL, 0 }
+
+static EPopupMenu link_menu [] = {
+ E_POPUP_ITEM (N_("Open Link in Browser"), G_CALLBACK (link_open_in_browser), MASK_URL),
+ E_POPUP_ITEM (N_("Copy Link Location"), G_CALLBACK (link_copy_location), MASK_URL),
+#if 0
+ E_POPUP_ITEM (N_("Save Link as (FIXME)"), G_CALLBACK (link_save_as), MASK_URL),
+#endif
+ E_POPUP_ITEM (N_("Save Image as..."), G_CALLBACK (image_save_as), MASK_SRC),
+
+ TERMINATOR
+};
+
+
+/*
+ * Create a window and popup our widget, with reasonable semantics for the popup
+ * disappearing, etc.
+ */
+
+typedef struct _PopupInfo PopupInfo;
+struct _PopupInfo {
+ GtkWidget *w;
+ GtkWidget *win;
+ guint destroy_timeout;
+ guint widget_destroy_handle;
+ Bonobo_Listener listener;
+ gboolean hidden;
+};
+
+/* Aiieee! Global Data! */
+static GtkWidget *the_popup = NULL;
+
+static void
+popup_window_destroy_cb (PopupInfo *pop, GObject *deadbeef)
+{
+ the_popup = NULL;
+
+ if (pop->destroy_timeout != 0)
+ g_source_remove(pop->destroy_timeout);
+
+ bonobo_event_source_client_remove_listener (bonobo_widget_get_objref (BONOBO_WIDGET (pop->w)),
+ pop->listener,
+ NULL);
+ CORBA_Object_release (pop->listener, NULL);
+ g_object_unref(pop->w);
+ g_free (pop);
+}
+
+static int
+popup_timeout_cb (gpointer user_data)
+{
+ PopupInfo *pop = (PopupInfo *) user_data;
+
+ pop->destroy_timeout = 0;
+ gtk_widget_destroy (pop->win);
+
+ return 0;
+}
+
+static int
+popup_enter_cb (GtkWidget *w, GdkEventCrossing *ev, gpointer user_data)
+{
+ PopupInfo *pop = (PopupInfo *) user_data;
+
+ if (pop->destroy_timeout)
+ g_source_remove (pop->destroy_timeout);
+ pop->destroy_timeout = 0;
+
+ return 0;
+}
+
+static int
+popup_leave_cb (GtkWidget *w, GdkEventCrossing *ev, gpointer user_data)
+{
+ PopupInfo *pop = (PopupInfo *) user_data;
+
+ if (pop->destroy_timeout)
+ g_source_remove (pop->destroy_timeout);
+
+ if (!pop->hidden)
+ pop->destroy_timeout = g_timeout_add (500, popup_timeout_cb, pop);
+
+ return 0;
+}
+
+static void
+popup_realize_cb (GtkWidget *widget, gpointer user_data)
+{
+ PopupInfo *pop = (PopupInfo *) user_data;
+
+ gtk_widget_add_events (pop->win, GDK_ENTER_NOTIFY_MASK | GDK_LEAVE_NOTIFY_MASK);
+
+ if (pop->destroy_timeout == 0) {
+ if (!pop->hidden) {
+ pop->destroy_timeout = g_timeout_add (5000, popup_timeout_cb, pop);
+ } else {
+ pop->destroy_timeout = 0;
+ }
+ }
+}
+
+static void
+popup_size_allocate_cb (GtkWidget *widget, GtkAllocation *alloc, gpointer user_data)
+{
+ gtk_window_set_position (GTK_WINDOW (widget), GTK_WIN_POS_MOUSE);
+}
+
+static PopupInfo *
+make_popup_window (GtkWidget *w)
+{
+ PopupInfo *pop = g_new0 (PopupInfo, 1);
+ GtkWidget *fr;
+
+ /* Only allow for one popup at a time. Ugly. */
+ if (the_popup)
+ gtk_widget_destroy (the_popup);
+
+ pop->w = w;
+ g_object_ref(w);
+ the_popup = pop->win = gtk_window_new (GTK_WINDOW_POPUP);
+ fr = gtk_frame_new (NULL);
+
+ gtk_container_add (GTK_CONTAINER (pop->win), fr);
+ gtk_container_add (GTK_CONTAINER (fr), w);
+
+ gtk_window_set_resizable (GTK_WINDOW (pop->win), FALSE);
+
+ g_signal_connect (pop->win, "enter_notify_event", G_CALLBACK (popup_enter_cb), pop);
+ g_signal_connect (pop->win, "leave_notify_event", G_CALLBACK (popup_leave_cb), pop);
+ g_signal_connect_after (pop->win, "realize", G_CALLBACK (popup_realize_cb), pop);
+ g_signal_connect (pop->win, "size_allocate", G_CALLBACK (popup_size_allocate_cb), pop);
+
+ g_object_weak_ref ((GObject *) pop->win, (GWeakNotify) popup_window_destroy_cb, pop);
+
+ gtk_widget_show (w);
+ gtk_widget_show (fr);
+ gtk_widget_show (pop->win);
+
+ return pop;
+}
+
+static void
+listener_cb (BonoboListener *listener,
+ char *event_name,
+ CORBA_any *any,
+ CORBA_Environment *ev,
+ gpointer user_data)
+{
+ PopupInfo *pop;
+ char *type;
+
+ pop = user_data;
+
+ if (pop->destroy_timeout)
+ g_source_remove (pop->destroy_timeout);
+ pop->destroy_timeout = 0;
+
+ type = bonobo_event_subtype (event_name);
+
+ if (!strcmp (type, "Destroy")) {
+ gtk_widget_destroy (GTK_WIDGET (pop->win));
+ } else if (!strcmp (type, "Hide")) {
+ pop->hidden = TRUE;
+ gtk_widget_hide (GTK_WIDGET (pop->win));
+ }
+
+ g_free (type);
+}
+
+static int
+html_button_press_event (GtkWidget *widget, GdkEventButton *event, MailDisplay *mail_display)
+{
+ g_return_val_if_fail (widget != NULL, FALSE);
+ g_return_val_if_fail (event != NULL, FALSE);
+
+ if (event->type == GDK_BUTTON_PRESS) {
+ if (event->button == 3) {
+ HTMLEngine *e;
+ HTMLPoint *point;
+ GtkWidget *popup_thing;
+
+ e = GTK_HTML (widget)->engine;
+ point = html_engine_get_point_at (e, event->x, event->y, FALSE);
+
+ if (point) {
+ const char *url, *src;
+
+ url = html_object_get_url (point->object);
+ src = html_object_get_src (point->object);
+
+ if (url && !strncasecmp (url, "mailto:", 7)) {
+ PopupInfo *pop;
+ char *url_decoded;
+
+ url_decoded = gtk_html_get_url_object_relative (GTK_HTML (widget),
+ point->object,
+ url);
+ camel_url_decode (url_decoded);
+
+ popup_thing = bonobo_widget_new_control ("OAFIID:GNOME_Evolution_Addressbook_AddressPopup",
+ CORBA_OBJECT_NIL);
+
+ bonobo_widget_set_property (BONOBO_WIDGET (popup_thing),
+ "email", TC_CORBA_string, url_decoded+7,
+ NULL);
+ g_free (url_decoded);
+
+ pop = make_popup_window (popup_thing);
+
+ pop->listener = bonobo_event_source_client_add_listener_full(
+ bonobo_widget_get_objref (BONOBO_WIDGET (popup_thing)),
+ g_cclosure_new (G_CALLBACK (listener_cb), pop, NULL),
+ NULL, NULL);
+ } else if (url || src) {
+ int hide_mask = 0;
+
+ if (!url)
+ hide_mask |= MASK_URL;
+
+ if (!src)
+ hide_mask |= MASK_SRC;
+
+ g_free (g_object_get_data ((GObject *) mail_display, "current_src_uri"));
+ g_object_set_data ((GObject *) mail_display, "current_src_uri",
+ gtk_html_get_url_object_relative (GTK_HTML (widget),
+ point->object,
+ src));
+
+ e_popup_menu_run (link_menu, (GdkEvent *) event, 0, hide_mask, mail_display);
+ }
+
+ html_point_destroy (point);
+ return TRUE;
+ }
+ }
+ }
+
+ return FALSE;
+}
+
+static inline void
+set_underline (HTMLEngine *e, HTMLObject *o, gboolean underline)
+{
+ HTMLText *text = HTML_TEXT (o);
+
+ html_text_set_font_style (text, e, underline
+ ? html_text_get_font_style (text) | GTK_HTML_FONT_STYLE_UNDERLINE
+ : html_text_get_font_style (text) & ~GTK_HTML_FONT_STYLE_UNDERLINE);
+ html_engine_queue_draw (e, o);
+}
+
+static void
+update_active (GtkWidget *widget, gint x, gint y, MailDisplay *mail_display)
+{
+ HTMLEngine *e;
+ HTMLPoint *point;
+ const gchar *email;
+
+ e = GTK_HTML (widget)->engine;
+
+ point = html_engine_get_point_at (e, x, y, FALSE);
+ if (mail_display->last_active && (!point || mail_display->last_active != point->object)) {
+ set_underline (e, HTML_OBJECT (mail_display->last_active), FALSE);
+ mail_display->last_active = NULL;
+ }
+ if (point) {
+ email = (const gchar *) html_object_get_data (point->object, "email");
+ if (email && html_object_is_text (point->object)) {
+ set_underline (e, point->object, TRUE);
+ mail_display->last_active = point->object;
+ }
+ html_point_destroy (point);
+ }
+}
+
+static int
+html_enter_notify_event (GtkWidget *widget, GdkEventCrossing *event, MailDisplay *mail_display)
+{
+ update_active (widget, event->x, event->y, mail_display);
+
+ return FALSE;
+}
+
+static int
+html_motion_notify_event (GtkWidget *widget, GdkEventMotion *event, MailDisplay *mail_display)
+{
+ int x, y;
+
+ g_return_val_if_fail (widget != NULL, 0);
+ g_return_val_if_fail (GTK_IS_HTML (widget), 0);
+ g_return_val_if_fail (event != NULL, 0);
+
+ if (event->is_hint)
+ gdk_window_get_pointer (GTK_LAYOUT (widget)->bin_window, &x, &y, NULL);
+ else {
+ x = event->x;
+ y = event->y;
+ }
+
+ update_active (widget, x, y, mail_display);
+
+ return FALSE;
+}
+
+static void
+html_iframe_created (GtkWidget *w, GtkHTML *iframe, MailDisplay *mail_display)
+{
+ g_signal_connect (iframe, "button_press_event",
+ G_CALLBACK (html_button_press_event), mail_display);
+ g_signal_connect (iframe, "motion_notify_event",
+ G_CALLBACK (html_motion_notify_event), mail_display);
+ g_signal_connect (iframe, "enter_notify_event",
+ G_CALLBACK (html_enter_notify_event), mail_display);
+}
+
+static GNOME_Evolution_ShellView
+retrieve_shell_view_interface_from_control (BonoboControl *control)
+{
+ Bonobo_ControlFrame control_frame;
+ GNOME_Evolution_ShellView shell_view_interface;
+ CORBA_Environment ev;
+
+ control_frame = bonobo_control_get_control_frame (control, NULL);
+
+ if (control_frame == NULL)
+ return CORBA_OBJECT_NIL;
+
+ CORBA_exception_init (&ev);
+ shell_view_interface = Bonobo_Unknown_queryInterface (control_frame,
+ "IDL:GNOME/Evolution/ShellView:1.0",
+ &ev);
+
+ if (BONOBO_EX (&ev))
+ shell_view_interface = CORBA_OBJECT_NIL;
+
+ CORBA_exception_free (&ev);
+
+ return shell_view_interface;
+}
+
+static void
+set_status_message (const char *message, int busy)
+{
+ EList *controls;
+ EIterator *it;
+
+ controls = folder_browser_factory_get_control_list ();
+ for (it = e_list_get_iterator (controls); e_iterator_is_valid (it); e_iterator_next (it)) {
+ BonoboControl *control;
+ GNOME_Evolution_ShellView shell_view_interface;
+ CORBA_Environment ev;
+
+ control = BONOBO_CONTROL (e_iterator_get (it));
+
+ shell_view_interface = retrieve_shell_view_interface_from_control (control);
+
+ CORBA_exception_init (&ev);
+
+ if (shell_view_interface != CORBA_OBJECT_NIL) {
+ if (message != NULL)
+ GNOME_Evolution_ShellView_setMessage (shell_view_interface,
+ message[0] ? message: "",
+ busy,
+ &ev);
+ }
+
+ CORBA_exception_free (&ev);
+
+ bonobo_object_release_unref (shell_view_interface, NULL);
+
+ /* yeah we only set the first one. Why? Because it seems to leave
+ random ones lying around otherwise. Shrug. */
+ break;
+ }
+
+ g_object_unref (it);
+}
+
+/* For now show every url but possibly limit it to showing only http:
+ or ftp: urls */
+static void
+html_on_url (GtkHTML *html, const char *url, MailDisplay *mail_display)
+{
+ static char *previous_url = NULL;
+
+ /* This all looks silly but yes, this is the proper way to mix
+ GtkHTML's on_url with BonoboUIComponent statusbar */
+ if (!url || (previous_url && (strcmp (url, previous_url) != 0)))
+ set_status_message ("", FALSE);
+ if (url) {
+ set_status_message (url, FALSE);
+ g_free (previous_url);
+ previous_url = g_strdup (url);
+ }
+}
+
+/* If if a gconf setting for the mail display has changed redisplay to pick up the changes */
+static void
+display_notify (GConfClient *gconf, guint cnxn_id, GConfEntry *entry, gpointer data)
+{
+ MailDisplay *md = data;
+ gchar *tkey;
+
+ g_return_if_fail (entry != NULL);
+ g_return_if_fail (gconf_entry_get_key (entry) != NULL);
+ g_return_if_fail (gconf_entry_get_value (entry) != NULL);
+
+ tkey = strrchr (entry->key, '/');
+
+ g_return_if_fail (tkey != NULL);
+
+ if (!strcmp (tkey, "/animate_images")) {
+ gtk_html_set_animate (md->html, gconf_value_get_bool (gconf_entry_get_value(entry)));
+ } else if (!strcmp (tkey, "/citation_color")
+ || !strcmp (tkey, "/mark_citations")) {
+ mail_display_queue_redisplay (md);
+ } else if (!strcmp (tkey, "/caret_mode")) {
+ gtk_html_set_caret_mode(md->html, gconf_value_get_bool (gconf_entry_get_value(entry)));
+ }
+}
+
+GtkWidget *
+mail_display_new (void)
+{
+ MailDisplay *mail_display = g_object_new (mail_display_get_type (), NULL);
+ GtkWidget *scroll, *html;
+ GdkAtom clipboard_atom;
+ HTMLTokenizer *tok;
+ GConfClient *gconf;
+
+ gtk_box_set_homogeneous (GTK_BOX (mail_display), FALSE);
+ gtk_widget_show (GTK_WIDGET (mail_display));
+
+ scroll = gtk_scrolled_window_new (NULL, NULL);
+ gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scroll), GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
+ gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (scroll), GTK_SHADOW_IN);
+ gtk_box_pack_start_defaults (GTK_BOX (mail_display), scroll);
+ gtk_widget_show (scroll);
+
+ html = gtk_html_new ();
+ tok = e_searching_tokenizer_new ();
+ html_engine_set_tokenizer (GTK_HTML (html)->engine, tok);
+ g_object_unref (tok);
+
+ mail_display_initialize_gtkhtml (mail_display, GTK_HTML (html));
+
+ gtk_container_add (GTK_CONTAINER (scroll), html);
+ gtk_widget_show (GTK_WIDGET (html));
+
+ g_signal_connect (mail_display->invisible, "selection_get",
+ G_CALLBACK (invisible_selection_get_callback), mail_display);
+ g_signal_connect (mail_display->invisible, "selection_clear_event",
+ G_CALLBACK (invisible_selection_clear_event_callback), mail_display);
+
+ gtk_selection_add_target (mail_display->invisible,
+ GDK_SELECTION_PRIMARY, GDK_SELECTION_TYPE_STRING, 1);
+
+ clipboard_atom = gdk_atom_intern ("CLIPBOARD", FALSE);
+ if (clipboard_atom != GDK_NONE)
+ gtk_selection_add_target (mail_display->invisible,
+ clipboard_atom, GDK_SELECTION_TYPE_STRING, 1);
+
+ gconf = mail_config_get_gconf_client ();
+ gtk_html_set_animate (GTK_HTML (html), gconf_client_get_bool (gconf, "/apps/evolution/mail/display/animate_images", NULL));
+ gtk_html_set_caret_mode (GTK_HTML (html), gconf_client_get_bool (gconf, "/apps/evolution/mail/display/caret_mode", NULL));
+
+ gconf_client_add_dir (gconf, "/apps/evolution/mail/display",GCONF_CLIENT_PRELOAD_NONE, NULL);
+ mail_display->priv->display_notify_id = gconf_client_notify_add (gconf, "/apps/evolution/mail/display",
+ display_notify, mail_display, NULL, NULL);
+
+ mail_display->scroll = GTK_SCROLLED_WINDOW (scroll);
+ mail_display->html = GTK_HTML (html);
+ g_object_ref (mail_display->html);
+ mail_display->last_active = NULL;
+ mail_display->data = g_new0 (GData *, 1);
+ g_datalist_init (mail_display->data);
+
+ return GTK_WIDGET (mail_display);
+}
+
+void
+mail_display_initialize_gtkhtml (MailDisplay *mail_display, GtkHTML *html)
+{
+ gtk_html_set_default_content_type (GTK_HTML (html), "text/html; charset=utf-8");
+
+ gtk_html_set_editable (GTK_HTML (html), FALSE);
+
+ g_signal_connect (html, "url_requested",
+ G_CALLBACK (on_url_requested),
+ mail_display);
+ g_signal_connect (html, "object_requested",
+ G_CALLBACK (on_object_requested),
+ mail_display);
+ g_signal_connect (html, "link_clicked",
+ G_CALLBACK (on_link_clicked),
+ mail_display);
+ g_signal_connect (html, "button_press_event",
+ G_CALLBACK (html_button_press_event), mail_display);
+ g_signal_connect (html, "motion_notify_event",
+ G_CALLBACK (html_motion_notify_event), mail_display);
+ g_signal_connect (html, "enter_notify_event",
+ G_CALLBACK (html_enter_notify_event), mail_display);
+ g_signal_connect (html, "iframe_created",
+ G_CALLBACK (html_iframe_created), mail_display);
+ g_signal_connect (html, "on_url",
+ G_CALLBACK (html_on_url), mail_display);
+}
+
+static void
+free_url (gpointer key, gpointer value, gpointer data)
+{
+ g_free (key);
+ if (data)
+ g_byte_array_free (value, TRUE);
+}
+
+static void
+free_data_urls (gpointer urls)
+{
+ g_hash_table_foreach (urls, free_url, GINT_TO_POINTER (1));
+ g_hash_table_destroy (urls);
+}
+
+char *
+mail_display_add_url (MailDisplay *md, const char *kind, char *url, gpointer data)
+{
+ GHashTable *urls;
+ gpointer old_key, old_value;
+
+ urls = g_datalist_get_data (md->data, kind);
+ if (!urls) {
+ urls = g_hash_table_new (g_str_hash, g_str_equal);
+ g_datalist_set_data_full (md->data, "data_urls", urls,
+ free_data_urls);
+ }
+
+ if (g_hash_table_lookup_extended (urls, url, &old_key, &old_value)) {
+ g_free (url);
+ url = old_key;
+ }
+
+ g_hash_table_insert (urls, url, data);
+
+ return url;
+}
+
+const char *
+mail_display_get_url_for_icon (MailDisplay *md, const char *icon_name)
+{
+ char *icon_path, buf[1024], *url;
+ int fd, nread;
+ GByteArray *ba;
+
+ /* FIXME: cache */
+
+ if (*icon_name == '/')
+ icon_path = g_strdup (icon_name);
+ else {
+ icon_path = gnome_program_locate_file (NULL, GNOME_FILE_DOMAIN_PIXMAP,
+ icon_name, TRUE, NULL);
+ if (!icon_path)
+ return "file:///dev/null";
+ }
+
+ fd = open (icon_path, O_RDONLY);
+ g_free (icon_path);
+ if (fd == -1)
+ return "file:///dev/null";
+
+ ba = g_byte_array_new ();
+ while (1) {
+ nread = read (fd, buf, sizeof (buf));
+ if (nread < 1)
+ break;
+ g_byte_array_append (ba, buf, nread);
+ }
+ close (fd);
+
+ url = g_strdup_printf ("x-evolution-data:%p", ba);
+
+ return mail_display_add_url (md, "data_urls", url, ba);
+}
+
+
+struct _location_url_stack {
+ struct _location_url_stack *parent;
+ CamelURL *url;
+};
+
+void
+mail_display_push_content_location (MailDisplay *md, const char *location)
+{
+ struct _location_url_stack *node;
+ CamelURL *url;
+
+ url = camel_url_new (location, NULL);
+ node = g_new (struct _location_url_stack, 1);
+ node->parent = md->urls;
+ node->url = url;
+ md->urls = node;
+}
+
+CamelURL *
+mail_display_get_content_location (MailDisplay *md)
+{
+ return md->urls ? md->urls->url : NULL;
+}
+
+void
+mail_display_pop_content_location (MailDisplay *md)
+{
+ struct _location_url_stack *node;
+
+ if (!md->urls) {
+ g_warning ("content-location stack underflow!");
+ return;
+ }
+
+ node = md->urls;
+ md->urls = node->parent;
+
+ if (node->url)
+ camel_url_free (node->url);
+
+ g_free (node);
+}
+
+E_MAKE_TYPE (mail_display, "MailDisplay", MailDisplay, mail_display_class_init, mail_display_init, PARENT_TYPE);