diff options
Diffstat (limited to 'mail/mail-display.c')
| -rw-r--r-- | mail/mail-display.c | 1044 |
1 files changed, 0 insertions, 1044 deletions
diff --git a/mail/mail-display.c b/mail/mail-display.c deleted file mode 100644 index 9f599bc797..0000000000 --- a/mail/mail-display.c +++ /dev/null @@ -1,1044 +0,0 @@ -/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */ -/* - * mail-display.c: Mail display widget - * - * Author: - * Miguel de Icaza - * Bertrand Guiheneuf (bg@aful.org) - * - * (C) 2000 Helix Code, Inc. - */ -#include <config.h> -#include <sys/stat.h> -#include <ctype.h> -#include <fcntl.h> -#include <errno.h> -#include <gnome.h> -#include "e-util/e-html-utils.h" -#include <gal/util/e-util.h> -#include <gal/widgets/e-popup-menu.h> -#include "mail-display.h" -#include "mail-config.h" -#include "mail.h" -#include "art/empty.xpm" - -#include "mail-ops.h" -#include "mail-mt.h" - -#include <bonobo.h> -#include <libgnorba/gnorba.h> -#include <bonobo/bonobo-stream-memory.h> -#include <libgnomevfs/gnome-vfs-mime-info.h> -#include <libgnomevfs/gnome-vfs-mime-handlers.h> - -#include <bonobo/bonobo-ui-toolbar-icon.h> -#include <gdk-pixbuf/gdk-pixbuf.h> -#include <gdk-pixbuf/gdk-pixbuf-loader.h> -#include <gtkhtml/gtkhtml-embedded.h> -#include <gtkhtml/htmlengine.h> /* XXX */ - -#define PARENT_TYPE (gtk_vbox_get_type ()) - -static GtkObjectClass *mail_display_parent_class; - -struct _PixbufLoader { - MailDisplay *md; - 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; -}; - -/*----------------------------------------------------------------------* - * 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; - int ret = FALSE; - - g_return_val_if_fail (CAMEL_IS_MIME_PART (part), FALSE); - - fd = open (name, O_WRONLY | O_CREAT | O_EXCL, S_IRUSR | S_IWUSR); - if (fd == -1 && errno == EEXIST && !unique) { - GtkWidget *dlg; - GtkWidget *text; - - dlg = gnome_dialog_new (_("Overwrite file?"), - GNOME_STOCK_BUTTON_YES, - GNOME_STOCK_BUTTON_NO, - NULL); - text = gtk_label_new (_("A file by that name already exists.\nOverwrite it?")); - gtk_box_pack_start (GTK_BOX (GNOME_DIALOG (dlg)->vbox), text, TRUE, TRUE, 4); - gtk_window_set_policy(GTK_WINDOW(dlg), FALSE, TRUE, FALSE); - gtk_widget_show (text); - - if (gnome_dialog_run_and_close (GNOME_DIALOG (dlg)) != 0) - 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 = NULL; - char *safe, *p; - - name = camel_mime_part_get_filename (part); - 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, '/') + 1; - if (p) - e_filename_make_safe (p); - - return safe; -} - -static void -save_data_cb (GtkWidget *widget, gpointer user_data) -{ - GtkFileSelection *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); - gtk_widget_destroy (GTK_WIDGET (file_select)); -} - -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 -on_link_clicked (GtkHTML *html, const char *url, gpointer user_data) -{ - MailDisplay *md = user_data; - - if (!g_strncasecmp (url, "news:", 5) || - !g_strncasecmp (url, "nntp:", 5)) - g_warning ("Can't handle news URLs yet."); - else if (!g_strncasecmp (url, "mailto:", 7)) - send_to_url (url); - else if (!strcmp (url, "x-evolution-decode-pgp:")) { - g_datalist_set_data (md->data, "show_pgp", - GINT_TO_POINTER (1)); - mail_display_queue_redisplay (md); - } else - gnome_url_show (url); -} - -static void -save_cb (GtkWidget *widget, gpointer user_data) -{ - CamelMimePart *part = gtk_object_get_data (user_data, "CamelMimePart"); - GtkFileSelection *file_select; - char *filename; - - filename = make_safe_filename (g_get_home_dir (), part); - file_select = GTK_FILE_SELECTION ( - gtk_file_selection_new (_("Save Attachment"))); - gtk_file_selection_set_filename (file_select, filename); - g_free (filename); - - gtk_signal_connect (GTK_OBJECT (file_select->ok_button), "clicked", - GTK_SIGNAL_FUNC (save_data_cb), part); - gtk_signal_connect_object (GTK_OBJECT (file_select->cancel_button), - "clicked", - GTK_SIGNAL_FUNC (gtk_widget_destroy), - GTK_OBJECT (file_select)); - - gtk_widget_show (GTK_WIDGET (file_select)); -} - -static void -launch_cb (GtkWidget *widget, gpointer user_data) -{ - CamelMimePart *part = gtk_object_get_data (user_data, "CamelMimePart"); - GnomeVFSMimeApplication *app; - CamelContentType *content_type; - char *mime_type, *tmpl, *tmpdir, *filename, *argv[2]; - - content_type = camel_mime_part_get_content_type (part); - mime_type = header_content_type_simple (content_type); - app = gnome_vfs_mime_get_default_application (mime_type); - g_free (mime_type); - - g_return_if_fail (app != NULL); - - tmpl = g_strdup ("/tmp/evolution.XXXXXX"); -#ifdef HAVE_MKDTEMP - tmpdir = mkdtemp (tmpl); -#else - tmpdir = mktemp (tmpl); - if (tmpdir) { - if (mkdir (tmpdir, S_IRWXU) == -1) - tmpdir = NULL; - } -#endif - if (!tmpdir) { - char *msg = g_strdup_printf (_("Could not create temporary " - "directory: %s"), - g_strerror (errno)); - gnome_error_dialog (msg); - g_free (msg); - return; - } - - filename = make_safe_filename (tmpdir, part); - - if (!write_data_to_file (part, filename, TRUE)) { - g_free (tmpl); - g_free (filename); - return; - } - - argv[0] = app->command; - argv[1] = filename; - - gnome_execute_async (tmpdir, 2, argv); - g_free (tmpdir); - g_free (filename); -} - -static void -inline_cb (GtkWidget *widget, gpointer user_data) -{ - MailDisplay *md = gtk_object_get_data (user_data, "MailDisplay"); - CamelMimePart *part = gtk_object_get_data (user_data, "CamelMimePart"); - - if (mail_part_is_inline (part)) - camel_mime_part_set_disposition (part, "attachment"); - else - camel_mime_part_set_disposition (part, "inline"); - - mail_display_queue_redisplay (md); -} - -static void -button_press (GtkWidget *widget, CamelMimePart *part) -{ - MailDisplay *md; - - md = gtk_object_get_data (GTK_OBJECT (widget), "MailDisplay"); - if (md == NULL) { - g_warning ("No MailDisplay on button!"); - return; - } - - if (mail_part_is_inline (part)) - camel_mime_part_set_disposition (part, "attachment"); - else - camel_mime_part_set_disposition (part, "inline"); - - mail_display_queue_redisplay (md); -} - -static gboolean -pixmap_press (GtkWidget *widget, GdkEventButton *event, EScrollFrame *user_data) -{ - EPopupMenu menu[] = { - { N_("Save to Disk..."), NULL, - GTK_SIGNAL_FUNC (save_cb), NULL, 0 }, - { N_("Open in %s..."), NULL, - GTK_SIGNAL_FUNC (launch_cb), NULL, 1 }, - { N_("View Inline"), NULL, - GTK_SIGNAL_FUNC (inline_cb), NULL, 2 }, - { NULL, NULL, NULL, 0 } - }; - CamelMimePart *part; - MailMimeHandler *handler; - int mask = 0; - -#ifdef USE_OLD_DISPLAY_STYLE - if (event->button != 3) { - gtk_propagate_event (GTK_WIDGET (user_data), - (GdkEvent *)event); - return TRUE; - } -#endif - - part = gtk_object_get_data (GTK_OBJECT (widget), "CamelMimePart"); - handler = mail_lookup_handler (gtk_object_get_data (GTK_OBJECT (widget), - "mime_type")); - - /* Save item */ - menu[0].name = _(menu[0].name); - - /* External view item */ - if (handler && handler->application) { - menu[1].name = g_strdup_printf (_(menu[1].name), - handler->application->name); - } else { - menu[1].name = g_strdup_printf (_(menu[1].name), - _("External Viewer")); - mask |= 1; - } - - /* Inline view item */ - if (handler && handler->builtin) { - if (!mail_part_is_inline (part)) { - if (handler->component) { - OAF_Property *prop; - char *name; - - prop = oaf_server_info_prop_find ( - handler->component, "name"); - if (!prop) { - prop = oaf_server_info_prop_find ( - handler->component, - "description"); - } - if (prop && prop->v._d == OAF_P_STRING) - name = prop->v._u.value_string; - else - name = "bonobo"; - menu[2].name = g_strdup_printf ( - _("View Inline (via %s)"), name); - } else - menu[2].name = g_strdup (_(menu[2].name)); - } else - menu[2].name = g_strdup (_("Hide")); - } else { - menu[2].name = g_strdup (_(menu[2].name)); - mask |= 2; - } - - e_popup_menu_run (menu, (GdkEvent *)event, mask, 0, widget); - g_free (menu[1].name); - g_free (menu[2].name); - return TRUE; -} - -static GdkPixbuf * -pixbuf_for_mime_type (const char *mime_type) -{ - const char *icon_name; - char *filename = NULL; - GdkPixbuf *pixbuf = NULL; - - icon_name = gnome_vfs_mime_get_value (mime_type, "icon-filename"); - if (icon_name) { - if (*icon_name == '/') { - pixbuf = gdk_pixbuf_new_from_file (icon_name); - if (pixbuf) - return pixbuf; - } - - filename = gnome_pixmap_file (icon_name); - if (!filename) { - char *fm_icon; - - fm_icon = g_strdup_printf ("nautilus/%s", icon_name); - filename = gnome_pixmap_file (fm_icon); - if (!filename) { - fm_icon = g_strdup_printf ("mc/%s", icon_name); - filename = gnome_pixmap_file (fm_icon); - } - g_free (fm_icon); - } - } - - if (filename) { - pixbuf = gdk_pixbuf_new_from_file (filename); - g_free (filename); - } - - if (!pixbuf) { - filename = gnome_pixmap_file ("gnome-unknown.png"); - if (filename) { - pixbuf = gdk_pixbuf_new_from_file (filename); - g_free (filename); - } else { - g_warning ("Could not get any icon for %s!",mime_type); - pixbuf = gdk_pixbuf_new_from_xpm_data ( - (const char **)empty_xpm); - } - } - - return pixbuf; -} - -static gint -pixbuf_gen_idle (struct _PixbufLoader *pbl) -{ - GdkPixbuf *pixbuf, *mini; - gboolean error = FALSE; - char tmp[4096]; - int len, width, height, ratio; - - /* Get the pixbuf from the cache */ - mini = g_hash_table_lookup (pbl->md->thumbnail_cache, pbl->cid); - if (mini) { - width = gdk_pixbuf_get_width (mini); - height = gdk_pixbuf_get_height (mini); - - bonobo_ui_toolbar_icon_set_pixbuf ( - BONOBO_UI_TOOLBAR_ICON (pbl->pixmap), mini); - gtk_widget_set_usize (pbl->pixmap, width, height); - - if (pbl->loader) { - gdk_pixbuf_loader_close (pbl->loader); - gtk_object_destroy (GTK_OBJECT (pbl->loader)); - camel_object_unref (CAMEL_OBJECT (pbl->mstream)); - } - gtk_signal_disconnect (GTK_OBJECT (pbl->eb), pbl->destroy_id); - g_free (pbl->type); - 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 (CAMEL_OBJECT (pbl->mstream)); - - if (pbl->loader) { - gdk_pixbuf_loader_close (pbl->loader); - gtk_object_destroy (GTK_OBJECT (pbl->loader)); - } - - g_free (pbl->type); - 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); - if (!error) - return TRUE; - } else if (!camel_stream_eos (pbl->mstream)) - error = TRUE; - } - - if (error || !pbl->mstream) - pixbuf = pixbuf_for_mime_type (pbl->type); - else - pixbuf = gdk_pixbuf_loader_get_pixbuf (pbl->loader); - - 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) - gdk_pixbuf_unref (pixbuf); - bonobo_ui_toolbar_icon_set_pixbuf ( - BONOBO_UI_TOOLBAR_ICON (pbl->pixmap), mini); - - /* Add the pixbuf to the cache */ - - g_hash_table_insert (pbl->md->thumbnail_cache, pbl->cid, mini); - gtk_widget_set_usize (pbl->pixmap, 24, 24); - - gtk_signal_disconnect (GTK_OBJECT (pbl->eb), pbl->destroy_id); - if (pbl->loader) { - gdk_pixbuf_loader_close (pbl->loader); - gtk_object_destroy (GTK_OBJECT (pbl->loader)); - camel_object_unref (CAMEL_OBJECT (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 (CAMEL_OBJECT (pbl->mstream)); - - if (pbl->loader) { - gdk_pixbuf_loader_close (pbl->loader); - gtk_object_destroy (GTK_OBJECT (pbl->loader)); - } - - g_free (pbl->type); - 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) { - /* - * 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; - } - } - - 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; - const MailConfigIdentity *id; - - id = mail_config_get_default_identity (); - CORBA_exception_init (&ev); - if (id){ - char *from_address; - - - 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); - bonobo_property_bag_client_set_value_string ( - prop_bag, "my_address", - id ? id->address : "", &ev); - g_free(from_address); - } - Bonobo_Unknown_unref (prop_bag, &ev); - CORBA_exception_free (&ev); - } - - return embedded; -} - -static gboolean -on_object_requested (GtkHTML *html, GtkHTMLEmbedded *eb, gpointer data) -{ - MailDisplay *md = data; - GHashTable *urls; - CamelMedium *medium; - CamelDataWrapper *wrapper; - OAF_ServerInfo *component; - GtkWidget *embedded; - BonoboObjectClient *server; - Bonobo_PersistStream persist; - CORBA_Environment ev; - GByteArray *ba; - CamelStream *cstream; - BonoboStream *bstream; - char *cid; - - cid = eb->classid; - if (!strncmp (cid, "popup:", 6)) - cid += 6; - if (strncmp (cid, "cid:", 4) != 0) - return FALSE; - - urls = g_datalist_get_data (md->data, "urls"); - g_return_val_if_fail (urls != NULL, FALSE); - - medium = g_hash_table_lookup (urls, cid); - g_return_val_if_fail (CAMEL_IS_MEDIUM (medium), FALSE); - - if (cid != eb->classid) { - /* This is a part wrapper */ -#ifdef USE_OLD_DISPLAY_STYLE - GtkWidget *ebox; -#else - GtkWidget *button, *mainbox, *hbox, *arrow, *popup; - MailMimeHandler *handler; -#endif - struct _PixbufLoader *pbl; - - pbl = g_new0 (struct _PixbufLoader, 1); - if (g_strncasecmp (eb->type, "image/", 6) == 0) { - CamelDataWrapper *content; - - content = camel_medium_get_content_object (medium); - if (!camel_data_wrapper_is_offline (content)) { - pbl->mstream = camel_stream_mem_new (); - camel_data_wrapper_write_to_stream (content, pbl->mstream); - camel_stream_reset (pbl->mstream); - } - } - pbl->type = g_strdup (eb->type); - pbl->cid = g_strdup (cid); - pbl->pixmap = bonobo_ui_toolbar_icon_new (); - pbl->eb = eb; - pbl->md = md; - pbl->destroy_id = gtk_signal_connect (GTK_OBJECT (eb), - "destroy", - embeddable_destroy_cb, - pbl); - - g_idle_add_full (G_PRIORITY_LOW, (GSourceFunc)pixbuf_gen_idle, - pbl, NULL); - -#ifdef USE_OLD_DISPLAY_STYLE - ebox = gtk_event_box_new (); - gtk_widget_set_sensitive (GTK_WIDGET (ebox), TRUE); - gtk_widget_add_events (GTK_WIDGET (ebox), - GDK_BUTTON_PRESS_MASK); - gtk_object_set_data (GTK_OBJECT (ebox), "MailDisplay", md); - gtk_object_set_data (GTK_OBJECT (ebox), "CamelMimePart", - medium); - gtk_object_set_data_full (GTK_OBJECT (ebox), "mime_type", - g_strdup (eb->type), - (GDestroyNotify)g_free); - - gtk_signal_connect (GTK_OBJECT (ebox), "button_press_event", - GTK_SIGNAL_FUNC (pixmap_press), md->scroll); - - gtk_container_add (GTK_CONTAINER (ebox), pbl->pixmap); - gtk_widget_show_all (ebox); - gtk_container_add (GTK_CONTAINER (eb), ebox); -#else - mainbox = gtk_hbox_new (FALSE, 0); - - button = gtk_button_new (); - gtk_object_set_data (GTK_OBJECT (button), "MailDisplay", md); - - gtk_signal_connect (GTK_OBJECT (button), "clicked", - GTK_SIGNAL_FUNC (button_press), medium); - - hbox = gtk_hbox_new (FALSE, 2); - gtk_container_set_border_width (GTK_CONTAINER (hbox), 2); - - if (mail_part_is_inline (CAMEL_MIME_PART (medium))) { - arrow = gnome_stock_new_with_icon (GNOME_STOCK_PIXMAP_DOWN); - } else { - arrow = gnome_stock_new_with_icon (GNOME_STOCK_PIXMAP_FORWARD); - } - 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)); - - gtk_object_set_data (GTK_OBJECT (popup), "MailDisplay", md); - gtk_object_set_data (GTK_OBJECT (popup), "CamelMimePart", - medium); - gtk_object_set_data_full (GTK_OBJECT (popup), "mime_type", - g_strdup (eb->type), - (GDestroyNotify)g_free); - - gtk_signal_connect (GTK_OBJECT (popup), "button_press_event", - GTK_SIGNAL_FUNC (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); - - handler = mail_lookup_handler (eb->type); - if (handler && handler->builtin) { - gtk_widget_set_sensitive (button, TRUE); - } else { - gtk_widget_set_sensitive (button, FALSE); - } - - gtk_container_add (GTK_CONTAINER (eb), mainbox); -#endif - - return TRUE; - } - - 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; - - server = bonobo_widget_get_server (BONOBO_WIDGET (embedded)); - persist = (Bonobo_PersistStream) bonobo_object_client_query_interface ( - server, "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... */ - ba = g_byte_array_new (); - cstream = camel_stream_mem_new_with_byte_array (ba); - wrapper = camel_medium_get_content_object (medium); - camel_data_wrapper_write_to_stream (wrapper, cstream); - - /* ...convert the CamelStreamMem to a BonoboStreamMem... */ - bstream = bonobo_stream_mem_create (ba->data, ba->len, TRUE, FALSE); - camel_object_unref (CAMEL_OBJECT (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 void -on_url_requested (GtkHTML *html, const char *url, GtkHTMLStream *handle, - gpointer user_data) -{ - MailDisplay *md = user_data; - GHashTable *urls; - - urls = g_datalist_get_data (md->data, "urls"); - g_return_if_fail (urls != NULL); - - user_data = g_hash_table_lookup (urls, url); - if (user_data == NULL) - return; - - if (strncmp (url, "cid:", 4) == 0) { - CamelMedium *medium = user_data; - CamelDataWrapper *data; - CamelStream *stream_mem; - GByteArray *ba; - - g_return_if_fail (CAMEL_IS_MEDIUM (medium)); - data = camel_medium_get_content_object (medium); - if (!mail_content_loaded (data, md)) - return; - - ba = g_byte_array_new (); - stream_mem = camel_stream_mem_new_with_byte_array (ba); - camel_data_wrapper_write_to_stream (data, stream_mem); - gtk_html_write (html, handle, ba->data, ba->len); - camel_object_unref (CAMEL_OBJECT (stream_mem)); - } else if (strncmp (url, "x-evolution-data:", 17) == 0) { - GByteArray *ba = user_data; - - g_return_if_fail (ba != NULL); - gtk_html_write (html, handle, ba->data, ba->len); - } -} - -void -mail_html_write (GtkHTML *html, GtkHTMLStream *stream, - const char *format, ...) -{ - char *buf; - va_list ap; - - va_start (ap, format); - buf = g_strdup_vprintf (format, ap); - va_end (ap); - gtk_html_write (html, stream, buf, strlen (buf)); - g_free (buf); -} - -void -mail_text_write (GtkHTML *html, GtkHTMLStream *stream, - const char *format, ...) -{ - char *buf, *htmltext; - va_list ap; - - va_start (ap, format); - buf = g_strdup_vprintf (format, ap); - va_end (ap); - - htmltext = e_text_to_html (buf, - E_TEXT_TO_HTML_CONVERT_URLS | - E_TEXT_TO_HTML_CONVERT_NL | - E_TEXT_TO_HTML_CONVERT_SPACES); - gtk_html_write (html, stream, "<tt>", 4); - gtk_html_write (html, stream, htmltext, strlen (htmltext)); - gtk_html_write (html, stream, "</tt>", 5); - g_free (htmltext); - g_free (buf); -} - -void -mail_error_write (GtkHTML *html, GtkHTMLStream *stream, - const char *format, ...) -{ - char *buf, *htmltext; - va_list ap; - - va_start (ap, format); - buf = g_strdup_vprintf (format, ap); - va_end (ap); - - htmltext = e_text_to_html (buf, E_TEXT_TO_HTML_CONVERT_NL); - gtk_html_write (html, stream, "<em><font color=red>", 20); - gtk_html_write (html, stream, htmltext, strlen (htmltext)); - gtk_html_write (html, stream, "</font></em><br>", 16); - g_free (htmltext); - g_free (buf); -} - -static void -clear_data (CamelObject *object, gpointer event_data, gpointer user_data) -{ - GData *data = user_data; - - g_datalist_clear (&data); -} - -/** - * mail_display_redisplay: - * @mail_display: the mail display object - * @unscroll: specifies whether or not to lose current scroll - * - * Force a redraw of the message display. - **/ -void -mail_display_redisplay (MailDisplay *md, gboolean unscroll) -{ - printf("redisplaying\n"); - - md->stream = gtk_html_begin (GTK_HTML (md->html)); - if (!unscroll) { - /* This is a hack until there's a clean way to do this. */ - GTK_HTML (md->html)->engine->newPage = FALSE; - } - - mail_html_write (md->html, md->stream, "%s%s", HTML_HEADER, "<BODY>\n"); - - if (md->current_message) { - camel_object_ref (CAMEL_OBJECT (md->current_message)); - if (mail_config_get_view_source ()) - mail_format_raw_message (md->current_message, md); - else - mail_format_mime_message (md->current_message, md); - } - - mail_html_write (md->html, md->stream, "</BODY></HTML>\n"); - gtk_html_end (md->html, md->stream, GTK_HTML_STREAM_OK); - md->stream = NULL; -} - - -/** - * mail_display_set_message: - * @mail_display: the mail display object - * @medium: the input camel medium, or %NULL - * - * Makes the mail_display object show the contents of the medium - * param. - **/ -void -mail_display_set_message (MailDisplay *md, CamelMedium *medium) -{ - /* For the moment, we deal only with CamelMimeMessage, but in - * the future, we should be able to deal with any medium. - */ - if (medium && !CAMEL_IS_MIME_MESSAGE (medium)) - return; - - /* Clean up from previous message. */ - if (md->current_message) - camel_object_unref (CAMEL_OBJECT (md->current_message)); - - md->current_message = (CamelMimeMessage*)medium; - - g_datalist_init (md->data); - mail_display_redisplay (md, TRUE); - if (medium) { - camel_object_hook_event (CAMEL_OBJECT (medium), "finalize", - clear_data, *(md->data)); - } -} - - -/*----------------------------------------------------------------------* - * Standard Gtk+ Class functions - *----------------------------------------------------------------------*/ - -static void -mail_display_init (GtkObject *object) -{ - MailDisplay *mail_display = MAIL_DISPLAY (object); - - /* various other initializations */ - mail_display->current_message = NULL; - mail_display->thumbnail_cache = g_hash_table_new (g_str_hash, g_str_equal); -} - -static void -thumbnail_cache_free (gpointer key, - gpointer value, - gpointer user_data) -{ - g_free (key); - gdk_pixbuf_unref (value); -} - -static void -mail_display_destroy (GtkObject *object) -{ - MailDisplay *mail_display = MAIL_DISPLAY (object); - - g_hash_table_foreach (mail_display->thumbnail_cache, - thumbnail_cache_free, NULL); - g_hash_table_destroy (mail_display->thumbnail_cache); - g_datalist_clear (mail_display->data); - g_free (mail_display->data); - - mail_display_parent_class->destroy (object); -} - -static void -mail_display_class_init (GtkObjectClass *object_class) -{ - object_class->destroy = mail_display_destroy; - mail_display_parent_class = gtk_type_class (PARENT_TYPE); -} - -GtkWidget * -mail_display_new (void) -{ - MailDisplay *mail_display = gtk_type_new (mail_display_get_type ()); - GtkWidget *scroll, *html; - - gtk_box_set_homogeneous (GTK_BOX (mail_display), FALSE); - gtk_widget_show (GTK_WIDGET (mail_display)); - - scroll = e_scroll_frame_new (NULL, NULL); - e_scroll_frame_set_policy (E_SCROLL_FRAME (scroll), - GTK_POLICY_AUTOMATIC, GTK_POLICY_ALWAYS); - e_scroll_frame_set_shadow_type (E_SCROLL_FRAME (scroll), GTK_SHADOW_IN); - gtk_box_pack_start_defaults (GTK_BOX (mail_display), GTK_WIDGET (scroll)); - gtk_widget_show (GTK_WIDGET (scroll)); - - html = gtk_html_new (); - gtk_html_set_default_content_type (GTK_HTML (html), - "text/html; charset=utf-8"); - - gtk_html_set_editable (GTK_HTML (html), FALSE); - gtk_signal_connect (GTK_OBJECT (html), "url_requested", - GTK_SIGNAL_FUNC (on_url_requested), - mail_display); - gtk_signal_connect (GTK_OBJECT (html), "object_requested", - GTK_SIGNAL_FUNC (on_object_requested), - mail_display); - gtk_signal_connect (GTK_OBJECT (html), "link_clicked", - GTK_SIGNAL_FUNC (on_link_clicked), - mail_display); - - gtk_container_add (GTK_CONTAINER (scroll), html); - gtk_widget_show (GTK_WIDGET (html)); - - mail_display->scroll = E_SCROLL_FRAME (scroll); - mail_display->html = GTK_HTML (html); - mail_display->stream = NULL; - mail_display->data = g_new0 (GData *, 1); - g_datalist_init (mail_display->data); - - return GTK_WIDGET (mail_display); -} - -E_MAKE_TYPE (mail_display, "MailDisplay", MailDisplay, mail_display_class_init, mail_display_init, PARENT_TYPE); |