diff options
Diffstat (limited to 'mail/mail-display.c')
| -rw-r--r-- | mail/mail-display.c | 2120 |
1 files changed, 0 insertions, 2120 deletions
diff --git a/mail/mail-display.c b/mail/mail-display.c deleted file mode 100644 index 30cb0bc751..0000000000 --- a/mail/mail-display.c +++ /dev/null @@ -1,2120 +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 Ximian, Inc. - */ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif - -#include <sys/stat.h> -#include <ctype.h> -#include <fcntl.h> -#include <errno.h> -#include <libgnorba/gnorba.h> -#include <libgnomevfs/gnome-vfs-mime-info.h> -#include <libgnomevfs/gnome-vfs-mime-handlers.h> -#include <libgnomevfs/gnome-vfs.h> -#include <bonobo/bonobo-control-frame.h> -#include <bonobo/bonobo-stream-memory.h> -#include <bonobo/bonobo-ui-toolbar-icon.h> -#include <bonobo/bonobo-widget.h> -#include <bonobo/bonobo-socket.h> -#include <gdk-pixbuf/gdk-pixbuf.h> -#include <gdk-pixbuf/gdk-pixbuf-loader.h> -#include <gal/util/e-util.h> -#include <gal/widgets/e-popup-menu.h> -#include <gal/widgets/e-unicode.h> -#include <gtk/gtkinvisible.h> -#include <gtkhtml/gtkhtml-embedded.h> -#include <gtkhtml/htmlengine.h> /* XXX */ -#include <gtkhtml/htmlobject.h> /* XXX */ -#include <gtkhtml/htmltext.h> /* XXX */ -#include <gtkhtml/htmlinterval.h> /* XXX */ -#include <gtkhtml/gtkhtml-stream.h> - -#include "e-util/e-html-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-stream-gtkhtml.h" -#include "mail-display.h" -#include "mail-config.h" -#include "mail-ops.h" -#include "mail-mt.h" -#include "mail.h" - -#include "art/empty.xpm" - -#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; - -static gchar *save_pathname = NULL; /* preserves last directory in save dialog */ - -/*----------------------------------------------------------------------* - * 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; - - if (part) { - 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); - gchar *p; - - /* 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 */ - g_free(save_pathname); - save_pathname = g_strdup(gtk_file_selection_get_filename(file_select)); - if((p = strrchr(save_pathname, '/')) != NULL) - p[0] = 0; - else { - g_free(save_pathname); - save_pathname = NULL; - } - - gtk_widget_destroy (GTK_WIDGET (file_select)); -} - -static void -save_destroy_cb (GtkWidget *widget, CamelMimePart *part) -{ - camel_object_unref (CAMEL_OBJECT (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 (!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 (*url == '#') - mail_display_jump_to_anchor (md, url); - else - gnome_url_show (url); -} - -static void -save_part (CamelMimePart *part) -{ - GtkFileSelection *file_select; - char *filename; - - g_return_if_fail (part != NULL); - camel_object_ref (CAMEL_OBJECT (part)); - - if (save_pathname == NULL) - save_pathname = g_strdup (g_get_home_dir ()); - - filename = make_safe_filename (save_pathname, part); - - 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 */ - e_utf8_gtk_entry_set_text (GTK_ENTRY (file_select->selection_entry), g_basename (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_signal_connect (GTK_OBJECT (file_select), "destroy", - GTK_SIGNAL_FUNC (save_destroy_cb), part); - - gtk_widget_show (GTK_WIDGET (file_select)); -} - -static void -save_cb (GtkWidget *widget, gpointer user_data) -{ - CamelMimePart *part = gtk_object_get_data (GTK_OBJECT (user_data), "CamelMimePart"); - - save_part (part); -} - -static void -launch_cb (GtkWidget *widget, gpointer user_data) -{ - CamelMimePart *part = gtk_object_get_data (user_data, "CamelMimePart"); - MailMimeHandler *handler; - GList *apps, *children, *c; - GnomeVFSMimeApplication *app; - char *command, *filename; - const char *tmpdir; - - handler = mail_lookup_handler (gtk_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_children (GTK_CONTAINER (widget->parent)); - g_return_if_fail (children != NULL && children->next != NULL && children->next->next != NULL); - - for (c = children->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 ("evolution.XXXXXX"); - - 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 (filename); - return; - } - - command = g_strdup_printf ("%s %s%s &", app->command, - app->expects_uris == GNOME_VFS_MIME_APPLICATION_ARGUMENT_TYPE_URIS ? "file:" : "", - filename); - system (command); - g_free (command); - 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"); - - mail_part_toggle_displayed (part, md); - 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; - } - - mail_part_toggle_displayed (part, md); - mail_display_queue_redisplay (md); -} - -static gboolean -pixmap_press (GtkWidget *widget, GdkEventButton *event, EScrollFrame *user_data) -{ - EPopupMenu *menu; - EPopupMenu save_item = { N_("Save to Disk..."), NULL, - GTK_SIGNAL_FUNC (save_cb), NULL, 0 }; - EPopupMenu view_item = { N_("View Inline"), NULL, - GTK_SIGNAL_FUNC (inline_cb), NULL, 2 }; - EPopupMenu open_item = { N_("Open in %s..."), NULL, - GTK_SIGNAL_FUNC (launch_cb), NULL, 1 }; - MailDisplay *md; - CamelMimePart *part; - MailMimeHandler *handler; - int mask = 0, i, nitems; - -#ifdef USE_OLD_DISPLAY_STYLE - if (event->button != 3) { - gtk_propagate_event (GTK_WIDGET (user_data), - (GdkEvent *)event); - return TRUE; - } -#endif - - if (event->button != 1 && event->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. */ - gtk_signal_emit_stop_by_name (GTK_OBJECT (widget), "button_press_event"); - - part = gtk_object_get_data (GTK_OBJECT (widget), "CamelMimePart"); - handler = mail_lookup_handler (gtk_object_get_data (GTK_OBJECT (widget), - "mime_type")); - - if (handler && handler->applications) - nitems = g_list_length (handler->applications) + 2; - else - nitems = 3; - menu = g_new0 (EPopupMenu, nitems + 1); - - /* Save item */ - memcpy (&menu[0], &save_item, sizeof (menu[0])); - menu[0].name = _(menu[0].name); - - /* Inline view item */ - memcpy (&menu[1], &view_item, sizeof (menu[1])); - if (handler && handler->builtin) { - md = gtk_object_get_data (GTK_OBJECT (widget), "MailDisplay"); - - if (!mail_part_is_displayed_inline (part, md)) { - 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[1].name = g_strdup_printf ( - _("View Inline (via %s)"), name); - } else - menu[1].name = g_strdup (_(menu[1].name)); - } else - menu[1].name = g_strdup (_("Hide")); - } else { - menu[1].name = g_strdup (_(menu[1].name)); - mask |= 2; - } - - /* External views */ - if (handler && handler->applications) { - GnomeVFSMimeApplication *app; - GList *apps; - int i; - - apps = handler->applications; - for (i = 2; 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); - } - } else { - memcpy (&menu[2], &open_item, sizeof (menu[2])); - menu[2].name = g_strdup_printf (_(menu[2].name), - _("External Viewer")); - mask |= 1; - } - - e_popup_menu_run (menu, (GdkEvent *)event, mask, 0, widget); - - for (i = 1; i < nitems; i++) - g_free (menu[i].name); - g_free (menu); - 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 gboolean -pixbuf_uncache (gpointer key) -{ - GdkPixbuf *pixbuf; - - pixbuf = g_hash_table_lookup (thumbnail_cache, key); - gdk_pixbuf_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); - - bonobo_ui_toolbar_icon_set_pixbuf ( - BONOBO_UI_TOOLBAR_ICON (pbl->pixmap), mini); - gtk_widget_set_usize (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); - 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->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 (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->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); - if (!error) - return TRUE; - } else if (!camel_stream_eos (pbl->mstream)) - error = TRUE; - } - - if (error || !pbl->mstream) { - if (pbl->type) - pixbuf = pixbuf_for_mime_type (pbl->type); - else - pixbuf = gdk_pixbuf_new_from_file (EVOLUTION_ICONSDIR "/pgp-signature-nokey.png"); - } 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); - gtk_widget_set_usize (pbl->pixmap, 24, 24); - - /* 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); - - gtk_signal_disconnect (GTK_OBJECT (pbl->eb), pbl->destroy_id); - if (pbl->loader) { - gdk_pixbuf_loader_close (pbl->loader); - gtk_object_unref (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->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) { - /* - * 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; - 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 (urls != NULL, NULL); - - part = g_hash_table_lookup (urls, url); - if (part == NULL) { - GByteArray *ba; - - urls = g_datalist_get_data (md->data, "data_urls"); - g_return_val_if_fail (urls != NULL, NULL); - - /* 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 saveing routines. - * It is gross but it keeps duplicated code to a minimum and helps - * out with ref counting and the like. - */ - ba = g_hash_table_lookup (urls, url); - if (ba) { - CamelStream *memstream; - CamelDataWrapper *wrapper; - const char *name; - - name = strrchr (url, '/'); - name = name ? name : url; - - /* we have to copy the data here since the ba may be long gone - * by the time the user actually saves the file - */ - memstream = camel_stream_mem_new_with_buffer (ba->data, ba->len); - wrapper = camel_data_wrapper_new (); - camel_data_wrapper_construct_from_stream (wrapper, memstream); - camel_object_unref (CAMEL_OBJECT (memstream)); - part = camel_mime_part_new (); - camel_medium_set_content_object (CAMEL_MEDIUM (part), wrapper); - camel_object_unref (CAMEL_OBJECT (wrapper)); - camel_mime_part_set_filename (part, name); - } - } else { - camel_object_ref (CAMEL_OBJECT (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)) { - return NULL; - } - - save_part (part); - camel_object_unref (CAMEL_OBJECT (part)); - return NULL; - } - - g_warning ("part not found"); - return NULL; -} - -static gboolean -do_attachment_header (GtkHTML *html, GtkHTMLEmbedded *eb, - CamelMimePart *part, MailDisplay *md) -{ - GtkWidget *button, *mainbox, *hbox, *arrow, *popup; - MailMimeHandler *handler; - 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 (CAMEL_MEDIUM (part)); - 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 (eb->classid + 6); - pbl->pixmap = bonobo_ui_toolbar_icon_new (); - pbl->eb = eb; - 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); - - 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), part); - - hbox = gtk_hbox_new (FALSE, 2); - gtk_container_set_border_width (GTK_CONTAINER (hbox), 2); - - if (mail_part_is_displayed_inline (part, md)) - 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", part); - 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); - - return TRUE; -} - -static gboolean -do_external_viewer (GtkHTML *html, GtkHTMLEmbedded *eb, - CamelMimePart *part, MailDisplay *md) -{ - CamelDataWrapper *wrapper; - OAF_ServerInfo *component; - GtkWidget *embedded; - BonoboObjectClient *server; - Bonobo_PersistStream persist; - CORBA_Environment ev; - GByteArray *ba; - CamelStream *cstream; - BonoboStream *bstream; - - 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 (CAMEL_MEDIUM (part)); - 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 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 = bonobo_ui_toolbar_icon_new (); - pbl->eb = eb; - 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); - - 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), 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; - - urls = g_datalist_get_data (md->data, "part_urls"); - if (!urls) - return FALSE; - - if (!strncmp (eb->classid, "popup:", 6)) { - 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)) { - 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 -load_http (MailDisplay *md, gpointer data) -{ - char *url = data; - GHashTable *urls; - GnomeVFSHandle *handle; - GnomeVFSFileSize read; - GByteArray *ba; - char buf[8192]; - - urls = g_datalist_get_data (md->data, "data_urls"); - ba = g_hash_table_lookup (urls, url); - g_return_if_fail (ba != NULL); - - if (gnome_vfs_open (&handle, url, GNOME_VFS_OPEN_READ) != GNOME_VFS_OK) { -#if 0 - printf ("failed to open %s\n", url); -#endif - g_free (url); - return; - } - - while (gnome_vfs_read (handle, buf, sizeof (buf), &read) == GNOME_VFS_OK) - g_byte_array_append (ba, buf, read); - gnome_vfs_close (handle); - -#if 0 - if (!ba->len) - printf ("no data in %s\n", url); -#endif - - g_free (url); -} - -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; - GHashTable *urls; - CamelMedium *medium; - GByteArray *ba; - - 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 *data; - - g_return_if_fail (CAMEL_IS_MEDIUM (medium)); - - data = camel_medium_get_content_object (medium); - if (!mail_content_loaded (data, md, FALSE, url, handle)) - return; - - content_type = camel_data_wrapper_get_mime_type_field (data); - - if (header_content_type_is (content_type, "text", "*")) { - ba = mail_format_get_data_wrapper_text (data, md); - if (ba) { - gtk_html_write (html, handle, ba->data, ba->len); - - g_byte_array_free (ba, TRUE); - } - } else { - CamelStream *html_stream; - - html_stream = mail_stream_gtkhtml_new (html, handle); - camel_data_wrapper_write_to_stream (data, html_stream); - camel_object_unref (CAMEL_OBJECT (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) { - if (mail_config_get_http_mode () == MAIL_CONFIG_HTTP_ALWAYS || - g_datalist_get_data (md->data, "load_images")) { - ba = g_byte_array_new (); - g_hash_table_insert (urls, g_strdup (url), ba); - mail_display_stream_write_when_loaded (md, ba, url, load_http, handle, - g_strdup (url)); - } else if (mail_config_get_http_mode () == MAIL_CONFIG_HTTP_SOMETIMES && - !g_datalist_get_data (md->data, "checking_from")) { - const CamelInternetAddress *from = camel_mime_message_get_from (md->current_message); - const char *name, *addr; - - 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_locally (addr, ebook_callback, md); - else - gtk_html_end (html, handle, GTK_HTML_STREAM_ERROR); - } - } -} - -struct _load_content_msg { - struct _mail_msg msg; - - MailDisplay *display; - - GtkHTMLStream *handle; - gint redisplay_counter; - gchar *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->handle)) { - g_warning ("This code should not be reached\n"); - return TRUE; - } - - html_stream = mail_stream_gtkhtml_new (m->display->html, m->handle); - camel_data_wrapper_write_to_stream (data, html_stream); - camel_object_unref (CAMEL_OBJECT (html_stream)); - - gtk_html_end (m->display->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); - - printf ("url: %s data: %p len: %d\n", m->url, ba, ba ? ba->len : -1); - if (ba) { - if (ba->len) { - printf ("writing ...\n"); - gtk_html_write (m->display->html, m->handle, ba->data, ba->len); - } - gtk_html_end (m->display->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->current_message == m->message) { - if (m->handle) { - printf ("handle: %p orig: %d actual: %d\n", m->handle, - m->redisplay_counter, - m->display->redisplay_counter); - if (m->redisplay_counter == m->display->redisplay_counter) { - if (!try_part_urls (m) && !try_data_urls (m)) - gtk_html_end (m->display->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); - gtk_object_unref (GTK_OBJECT (m->display)); - camel_object_unref (CAMEL_OBJECT (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, - gconstpointer key, - const gchar *url, - void (*callback)(MailDisplay *, gpointer), - GtkHTMLStream *handle, - gpointer data) -{ - struct _load_content_msg *m; - GHashTable *loading; - - 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; - m->handle = handle; - m->url = g_strdup (url); - m->redisplay_counter = md->redisplay_counter; - gtk_object_ref (GTK_OBJECT (m->display)); - m->message = md->current_message; - camel_object_ref (CAMEL_OBJECT (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 gchar *url, - void (*callback)(MailDisplay *, gpointer), - GtkHTMLStream *handle, - gpointer data) -{ - stream_write_or_redisplay_when_loaded (md, key, url, callback, handle, data); -} - -void -mail_display_redisplay_when_loaded (MailDisplay *md, - gconstpointer key, - void (*callback)(MailDisplay *, gpointer), - gpointer data) -{ - stream_write_or_redisplay_when_loaded (md, key, NULL, callback, NULL, data); -} - -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)); - /* printf (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_full (buf, E_TEXT_TO_HTML_CONVERT_URLS | - E_TEXT_TO_HTML_CONVERT_ADDRESSES | - E_TEXT_TO_HTML_CONVERT_NL | - E_TEXT_TO_HTML_CONVERT_SPACES | - (mail_config_get_citation_highlight () ? E_TEXT_TO_HTML_MARK_CITATION : 0), - mail_config_get_citation_color ()); - - g_free (buf); - - 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); -} - -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 | E_TEXT_TO_HTML_CONVERT_URLS); - g_free (buf); - - gtk_html_stream_printf (stream, "<em><font color=red>"); - gtk_html_stream_write (stream, htmltext, strlen (htmltext)); - gtk_html_stream_printf (stream, "</font></em>"); - - g_free (htmltext); -} - -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) -{ - md->last_active = NULL; - md->redisplay_counter ++; - /* printf ("md %p redisplay %d\n", md, md->redisplay_counter); */ - - 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, "<!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"); - mail_html_write (md->html, md->stream, "<body marginwidth=0 marginheight=0>\n"); - - if (md->current_message) { - if (md->display_style == MAIL_CONFIG_DISPLAY_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)); - } -} - -/** - * 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_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 (GtkObject *object) -{ - MailDisplay *mail_display = MAIL_DISPLAY (object); - - mail_display->current_message = NULL; - mail_display->scroll = NULL; - mail_display->html = NULL; - mail_display->redisplay_counter = 0; - mail_display->stream = NULL; - mail_display->last_active = NULL; - mail_display->idle_id = 0; - mail_display->selection = NULL; - mail_display->current_message = NULL; - mail_display->data = NULL; - - mail_display->invisible = gtk_invisible_new (); - - mail_display->display_style = mail_config_get_message_display_style (); -} - -static void -mail_display_destroy (GtkObject *object) -{ - MailDisplay *mail_display = MAIL_DISPLAY (object); - - g_free (mail_display->charset); - g_free (mail_display->selection); - - g_datalist_clear (mail_display->data); - g_free (mail_display->data); - - if (mail_display->idle_id) - gtk_timeout_remove(mail_display->idle_id); - - gtk_widget_unref (mail_display->invisible); - - 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; - mail_display_parent_class = gtk_type_class (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) -{ - 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 = gtk_object_get_data (GTK_OBJECT (mail_display), "current_src_uri"); - - g_warning ("loading uri=%s", src); - - 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 [] = { - { N_("Open Link in Browser"), NULL, - GTK_SIGNAL_FUNC (link_open_in_browser), NULL, MASK_URL }, - { N_("Copy Link Location"), NULL, - GTK_SIGNAL_FUNC (link_copy_location), NULL, MASK_URL }, -#if 0 - { N_("Save Link as (FIXME)"), NULL, - GTK_SIGNAL_FUNC (link_save_as), NULL, MASK_URL }, -#endif - { N_("Save Image as..."), NULL, - GTK_SIGNAL_FUNC (image_save_as), NULL, 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_EventSource_ListenerId listener_id; - gboolean hidden; -}; - -/* Aiieee! Global Data! */ -static GtkWidget *the_popup = NULL; - -static void -popup_info_free (PopupInfo *pop) -{ - if (pop) { - if (pop->destroy_timeout) - gtk_timeout_remove (pop->destroy_timeout); - - bonobo_event_source_client_remove_listener (bonobo_widget_get_objref (BONOBO_WIDGET (pop->w)), - pop->listener_id, - NULL); - - g_free (pop); - } -} - -static void -popup_window_destroy_cb (GtkWidget *w, gpointer user_data) -{ - PopupInfo *pop = (PopupInfo *) user_data; - - the_popup = NULL; - - popup_info_free (pop); -} - -static gint -popup_timeout_cb (gpointer user_data) -{ - PopupInfo *pop = (PopupInfo *) user_data; - - pop->destroy_timeout = 0; - gtk_widget_destroy (pop->win); - - return 0; -} - -static gint -popup_enter_cb (GtkWidget *w, GdkEventCrossing *ev, gpointer user_data) -{ - PopupInfo *pop = (PopupInfo *) user_data; - - if (pop->destroy_timeout) - gtk_timeout_remove (pop->destroy_timeout); - pop->destroy_timeout = 0; - - return 0; -} - -static gint -popup_leave_cb (GtkWidget *w, GdkEventCrossing *ev, gpointer user_data) -{ - PopupInfo *pop = (PopupInfo *) user_data; - - if (pop->destroy_timeout) - gtk_timeout_remove (pop->destroy_timeout); - - if (!pop->hidden) - pop->destroy_timeout = gtk_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 = gtk_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) -{ - gint x, y, w, h, xmax, ymax; - - xmax = gdk_screen_width (); - ymax = gdk_screen_height (); - - gdk_window_get_pointer (NULL, &x, &y, NULL); - w = alloc->width; - h = alloc->height; - x = CLAMP (x - w/2, 0, xmax - w); - y = CLAMP (y - h/2, 0, ymax - h); - gtk_widget_set_uposition (widget, x, y); - -} - -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; - 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_policy (GTK_WINDOW (pop->win), FALSE, FALSE, FALSE); - - gtk_signal_connect (GTK_OBJECT (pop->win), - "destroy", - GTK_SIGNAL_FUNC (popup_window_destroy_cb), - pop); - gtk_signal_connect (GTK_OBJECT (pop->win), - "enter_notify_event", - GTK_SIGNAL_FUNC (popup_enter_cb), - pop); - gtk_signal_connect (GTK_OBJECT (pop->win), - "leave_notify_event", - GTK_SIGNAL_FUNC (popup_leave_cb), - pop); - gtk_signal_connect_after (GTK_OBJECT (pop->win), - "realize", - GTK_SIGNAL_FUNC (popup_realize_cb), - pop); - gtk_signal_connect (GTK_OBJECT (pop->win), - "size_allocate", - GTK_SIGNAL_FUNC (popup_size_allocate_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) - gtk_timeout_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 + e->x_offset, event->y + e->y_offset, FALSE); - - if (point) { - const gchar *url; - const gchar *src; - - url = html_object_get_url (point->object); - src = html_object_get_src (point->object); - - if (url && !g_strncasecmp (url, "mailto:", 7)) { - PopupInfo *pop; - gchar *url_decoded = g_strdup (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", url_decoded+7, - NULL); - g_free (url_decoded); - - pop = make_popup_window (popup_thing); - - pop->listener_id = - bonobo_event_source_client_add_listener (bonobo_widget_get_objref (BONOBO_WIDGET (popup_thing)), - listener_cb, NULL, NULL, pop); - - } else if (url || src) { - gint hide_mask = 0; - - if (!url) - hide_mask |= MASK_URL; - - if (!src) - hide_mask |= MASK_SRC; - - g_free (gtk_object_get_data (GTK_OBJECT (mail_display), "current_src_uri")); - gtk_object_set_data (GTK_OBJECT (mail_display), "current_src_uri", g_strdup (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 + e->x_offset, y + e->y_offset, 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 gint -html_enter_notify_event (GtkWidget *widget, GdkEventCrossing *event, MailDisplay *mail_display) -{ - update_active (widget, event->x, event->y, mail_display); - - return TRUE; -} - -static gint -html_motion_notify_event (GtkWidget *widget, GdkEventMotion *event, MailDisplay *mail_display) -{ - gint 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 TRUE; -} - -static void -html_iframe_created (GtkWidget *w, GtkHTML *iframe, MailDisplay *mail_display) -{ - gtk_signal_connect (GTK_OBJECT (iframe), "button_press_event", - GTK_SIGNAL_FUNC (html_button_press_event), mail_display); - gtk_signal_connect (GTK_OBJECT (iframe), "motion_notify_event", - GTK_SIGNAL_FUNC (html_motion_notify_event), mail_display); - gtk_signal_connect (GTK_OBJECT (iframe), "enter_notify_event", - GTK_SIGNAL_FUNC (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); - - 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); - CORBA_exception_free (&ev); - - if (shell_view_interface != CORBA_OBJECT_NIL) - gtk_object_set_data (GTK_OBJECT (control), - "mail_threads_shell_view_interface", - shell_view_interface); - else - g_warning ("Control frame doesn't have Evolution/ShellView."); - - 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 = gtk_object_get_data (GTK_OBJECT (control), "mail_threads_shell_view_interface"); - - if (shell_view_interface == CORBA_OBJECT_NIL) - 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); - - /* yeah we only set the first one. Why? Because it seems to leave - random ones lying around otherwise. Shrug. */ - break; - } - gtk_object_unref (GTK_OBJECT(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); - } -} - -GtkWidget * -mail_display_new (void) -{ - MailDisplay *mail_display = gtk_type_new (mail_display_get_type ()); - GtkWidget *scroll, *html; - GdkAtom clipboard_atom; - HTMLTokenizer *tok; - - 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_AUTOMATIC); - 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 (); - tok = e_searching_tokenizer_new (); - html_engine_set_tokenizer (GTK_HTML (html)->engine, tok); - gtk_object_unref (GTK_OBJECT (tok)); - - 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_signal_connect (GTK_OBJECT (html), "button_press_event", - GTK_SIGNAL_FUNC (html_button_press_event), mail_display); - gtk_signal_connect (GTK_OBJECT (html), "motion_notify_event", - GTK_SIGNAL_FUNC (html_motion_notify_event), mail_display); - gtk_signal_connect (GTK_OBJECT (html), "enter_notify_event", - GTK_SIGNAL_FUNC (html_enter_notify_event), mail_display); - gtk_signal_connect (GTK_OBJECT (html), "iframe_created", - GTK_SIGNAL_FUNC (html_iframe_created), mail_display); - gtk_signal_connect (GTK_OBJECT (html), "on_url", - GTK_SIGNAL_FUNC (html_on_url), mail_display); - - gtk_container_add (GTK_CONTAINER (scroll), html); - gtk_widget_show (GTK_WIDGET (html)); - - gtk_signal_connect (GTK_OBJECT (mail_display->invisible), "selection_get", - GTK_SIGNAL_FUNC (invisible_selection_get_callback), mail_display); - gtk_signal_connect (GTK_OBJECT (mail_display->invisible), "selection_clear_event", - GTK_SIGNAL_FUNC (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); - - mail_display->scroll = E_SCROLL_FRAME (scroll); - mail_display->html = GTK_HTML (html); - mail_display->stream = NULL; - mail_display->last_active = 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); |