diff options
Diffstat (limited to 'mail/mail-mt.c')
| -rw-r--r-- | mail/mail-mt.c | 654 |
1 files changed, 0 insertions, 654 deletions
diff --git a/mail/mail-mt.c b/mail/mail-mt.c deleted file mode 100644 index c481d6c715..0000000000 --- a/mail/mail-mt.c +++ /dev/null @@ -1,654 +0,0 @@ - -#include <stdio.h> -#include <unistd.h> - -#include "e-util/e-msgport.h" -#include <glib.h> -#include <pthread.h> - -#include "mail-mt.h" - -#include <gtk/gtk.h> -#include <libgnomeui/gnome-dialog-util.h> -#include <libgnomeui/gnome-dialog.h> -#include <libgnome/gnome-i18n.h> -#include <gal/widgets/e-gui-utils.h> - -#include "folder-browser-factory.h" - -#define d(x) - -static void set_view_data(const char *current_message, int busy); - -#define MAIL_MT_LOCK(x) pthread_mutex_lock(&x) -#define MAIL_MT_UNLOCK(x) pthread_mutex_unlock(&x) - -static unsigned int mail_msg_seq; /* sequence number of each message */ -static GHashTable *mail_msg_active; /* table of active messages, must hold mail_msg_lock to access */ -static pthread_mutex_t mail_msg_lock = PTHREAD_MUTEX_INITIALIZER; -static pthread_cond_t mail_msg_cond = PTHREAD_COND_INITIALIZER; - -pthread_t mail_gui_thread; - -void *mail_msg_new(mail_msg_op_t *ops, EMsgPort *reply_port, size_t size) -{ - struct _mail_msg *msg; - - MAIL_MT_LOCK(mail_msg_lock); - - msg = g_malloc0(size); - msg->ops = ops; - msg->seq = mail_msg_seq++; - msg->msg.reply_port = reply_port; - msg->cancel = camel_cancel_new(); - camel_exception_init(&msg->ex); - - g_hash_table_insert(mail_msg_active, (void *)msg->seq, msg); - - MAIL_MT_UNLOCK(mail_msg_lock); - - return msg; -} - -void mail_msg_free(void *msg) -{ - struct _mail_msg *m = msg; - - if (m->ops->destroy_msg) - m->ops->destroy_msg(m); - - MAIL_MT_LOCK(mail_msg_lock); - - g_hash_table_remove(mail_msg_active, (void *)m->seq); - pthread_cond_broadcast(&mail_msg_cond); - - MAIL_MT_UNLOCK(mail_msg_lock); - - camel_cancel_unref(m->cancel); - camel_exception_clear(&m->ex); - g_free(m); -} - -void mail_msg_check_error(void *msg) -{ - struct _mail_msg *m = msg; - char *what = NULL; - char *text; - GnomeDialog *gd; - - if (!camel_exception_is_set(&m->ex) - || m->ex.id == CAMEL_EXCEPTION_USER_CANCEL) - return; - - if (m->ops->describe_msg) - what = m->ops->describe_msg(m, FALSE); - - if (what) - text = g_strdup_printf(_("Error while '%s':\n%s"), what, camel_exception_get_description(&m->ex)); - else - text = g_strdup_printf(_("Error while performing operation:\n%s"), camel_exception_get_description(&m->ex)); - - gd = (GnomeDialog *)gnome_error_dialog(text); - gnome_dialog_run_and_close(gd); - g_free(text); -} - -void mail_msg_cancel(unsigned int msgid) -{ - struct _mail_msg *m; - - MAIL_MT_LOCK(mail_msg_lock); - m = g_hash_table_lookup(mail_msg_active, (void *)msgid); - - if (m) - camel_cancel_cancel(m->cancel); - - MAIL_MT_UNLOCK(mail_msg_lock); -} - - -/* waits for a message to be finished processing (freed) - the messageid is from struct _mail_msg->seq */ -void mail_msg_wait(unsigned int msgid) -{ - struct _mail_msg *m; - int ismain = pthread_self() == mail_gui_thread; - - if (ismain) { - MAIL_MT_LOCK(mail_msg_lock); - m = g_hash_table_lookup(mail_msg_active, (void *)msgid); - while (m) { - MAIL_MT_UNLOCK(mail_msg_lock); - gtk_main_iteration(); - MAIL_MT_LOCK(mail_msg_lock); - m = g_hash_table_lookup(mail_msg_active, (void *)msgid); - } - MAIL_MT_UNLOCK(mail_msg_lock); - } else { - MAIL_MT_LOCK(mail_msg_lock); - m = g_hash_table_lookup(mail_msg_active, (void *)msgid); - while (m) { - pthread_cond_wait(&mail_msg_cond, &mail_msg_lock); - m = g_hash_table_lookup(mail_msg_active, (void *)msgid); - } - MAIL_MT_UNLOCK(mail_msg_lock); - } -} - -EMsgPort *mail_gui_port; -static GIOChannel *mail_gui_channel; -EMsgPort *mail_gui_reply_port; -static GIOChannel *mail_gui_reply_channel; - -/* a couple of global threads available */ -EThread *mail_thread_queued; /* for operations that can (or should) be queued */ -EThread *mail_thread_new; /* for operations that should run in a new thread each time */ - -static gboolean -mail_msgport_replied(GIOChannel *source, GIOCondition cond, void *d) -{ - EMsgPort *port = (EMsgPort *)d; - mail_msg_t *m; - - while (( m = (mail_msg_t *)e_msgport_get(port))) { - if (m->ops->reply_msg) - m->ops->reply_msg(m); - mail_msg_check_error(m); - if (m->ops->describe_msg) - mail_status_end(); - mail_msg_free(m); - } - - return TRUE; -} - -static gboolean -mail_msgport_received(GIOChannel *source, GIOCondition cond, void *d) -{ - EMsgPort *port = (EMsgPort *)d; - mail_msg_t *m; - - while (( m = (mail_msg_t *)e_msgport_get(port))) { - if (m->ops->describe_msg) { - char *text = m->ops->describe_msg(m, FALSE); - mail_status_start(text); - g_free(text); - } - if (m->ops->receive_msg) - m->ops->receive_msg(m); - if (m->msg.reply_port) - e_msgport_reply((EMsg *)m); - else { - if (m->ops->reply_msg) - m->ops->reply_msg(m); - if (m->ops->describe_msg) - mail_status_end(); - mail_msg_free(m); - } - } - - return TRUE; -} - -static void -mail_msg_destroy(EThread *e, EMsg *msg, void *data) -{ - mail_msg_t *m = (mail_msg_t *)msg; - - if (m->ops->describe_msg) - mail_status_end(); - mail_msg_free(m); -} - -static void -mail_msg_received(EThread *e, EMsg *msg, void *data) -{ - mail_msg_t *m = (mail_msg_t *)msg; - - if (m->ops->describe_msg) { - char *text = m->ops->describe_msg(m, FALSE); - d(printf("message received at thread\n")); - mail_status_start(text); - g_free(text); - } - - if (m->ops->receive_msg) - m->ops->receive_msg(m); -} - -static void mail_msg_cleanup(void) -{ - e_thread_destroy(mail_thread_queued); - e_thread_destroy(mail_thread_new); - - e_msgport_destroy(mail_gui_port); - e_msgport_destroy(mail_gui_reply_port); - - /* FIXME: channels too, etc */ -} - -void mail_msg_init(void) -{ - mail_gui_reply_port = e_msgport_new(); - mail_gui_reply_channel = g_io_channel_unix_new(e_msgport_fd(mail_gui_reply_port)); - g_io_add_watch(mail_gui_reply_channel, G_IO_IN, mail_msgport_replied, mail_gui_reply_port); - - mail_gui_port = e_msgport_new(); - mail_gui_channel = g_io_channel_unix_new(e_msgport_fd(mail_gui_port)); - g_io_add_watch(mail_gui_channel, G_IO_IN, mail_msgport_received, mail_gui_port); - - mail_thread_queued = e_thread_new(E_THREAD_QUEUE); - e_thread_set_msg_destroy(mail_thread_queued, mail_msg_destroy, 0); - e_thread_set_msg_received(mail_thread_queued, mail_msg_received, 0); - e_thread_set_reply_port(mail_thread_queued, mail_gui_reply_port); - - mail_thread_new = e_thread_new(E_THREAD_NEW); - e_thread_set_msg_destroy(mail_thread_new, mail_msg_destroy, 0); - e_thread_set_msg_received(mail_thread_new, mail_msg_received, 0); - e_thread_set_reply_port(mail_thread_new, mail_gui_reply_port); - - mail_msg_active = g_hash_table_new(NULL, NULL); - mail_gui_thread = pthread_self(); - - atexit(mail_msg_cleanup); -} - -/* ********************************************************************** */ - -struct _set_msg { - struct _mail_msg msg; - char *text; -}; - -/* locks */ -static pthread_mutex_t status_lock = PTHREAD_MUTEX_INITIALIZER; -#define STATUS_BUSY_PENDING (2) - -/* blah blah */ - -#define STATUS_DELAY (5) - -static int status_depth; -static int status_showing; -static int status_shown; -static char *status_message_next; -static int status_message_clear; -static int status_timeout_id; -/*static int status_busy;*/ - -struct _status_msg { - struct _mail_msg msg; - char *text; - int busy; -}; - -static gboolean -status_timeout(void *data) -{ - char *msg; - int busy = 0; - - d(printf("got status timeout\n")); - - MAIL_MT_LOCK(status_lock); - if (status_message_next) { - d(printf("setting message to '%s' busy %d\n", status_message_next, status_busy)); - msg = status_message_next; - status_message_next = NULL; - busy = status_depth > 0; - status_message_clear = 0; - MAIL_MT_UNLOCK(status_lock); - - /* copy msg so we can set it outside the lock */ - /* unset first is a hack to avoid the stack stuff that doesn't and can't work anyway */ - if (status_shown) - set_view_data(NULL, FALSE); - status_shown = TRUE; - set_view_data(msg, busy); - g_free(msg); - return TRUE; - } - - /* the delay-clear stuff doesn't work yet. Dont care ... */ - - status_showing = FALSE; - status_message_clear++; - if (status_message_clear >= STATUS_DELAY && status_depth==0) { - d(printf("clearing message, busy = %d\n", status_depth)); - } else { - d(printf("delaying clear\n")); - MAIL_MT_UNLOCK(status_lock); - return TRUE; - } - - status_timeout_id = 0; - - MAIL_MT_UNLOCK(status_lock); - - if (status_shown) - set_view_data(NULL, FALSE); - status_shown = FALSE; - - return FALSE; -} - -static void do_set_status(struct _mail_msg *mm) -{ - struct _status_msg *m = (struct _status_msg *)mm; - - MAIL_MT_LOCK(status_lock); - - if (status_timeout_id != 0) - gtk_timeout_remove(status_timeout_id); - - status_timeout_id = gtk_timeout_add(500, status_timeout, 0); - status_message_clear = 0; - - MAIL_MT_UNLOCK(status_lock); - - /* the 'clear' stuff doesn't really work yet, but oh well, - this stuff here needs a little changing for it to work */ - if (status_shown) - set_view_data(NULL, status_depth != 0); - status_shown = 0; - - if (m->text) { - status_shown = 1; - set_view_data(m->text, status_depth != 0); - } -} - -static void do_del_status(struct _mail_msg *mm) -{ - struct _status_msg *m = (struct _status_msg *)mm; - - g_free(m->text); -} - -struct _mail_msg_op set_status_op = { - NULL, - do_set_status, - NULL, - do_del_status, -}; - -/* start a new operation */ -void mail_status_start(const char *msg) -{ - struct _status_msg *m = NULL; - - MAIL_MT_LOCK(status_lock); - status_depth++; - MAIL_MT_UNLOCK(status_lock); - - if (msg == NULL || msg[0] == 0) - msg = _("Working"); - - m = mail_msg_new(&set_status_op, NULL, sizeof(*m)); - m->text = g_strdup(msg); - m->busy = TRUE; - - e_msgport_put(mail_gui_port, &m->msg.msg); -} - -/* end it */ -void mail_status_end(void) -{ - struct _status_msg *m = NULL; - - m = mail_msg_new(&set_status_op, NULL, sizeof(*m)); - m->text = NULL; - - MAIL_MT_LOCK(status_lock); - status_depth--; - m->busy = status_depth = 0; - MAIL_MT_UNLOCK(status_lock); - - e_msgport_put(mail_gui_port, &m->msg.msg); -} - -/* message during it */ -void mail_status(const char *msg) -{ - if (msg == NULL || msg[0] == 0) - msg = _("Working"); - - MAIL_MT_LOCK(status_lock); - - g_free(status_message_next); - status_message_next = g_strdup(msg); - - MAIL_MT_UNLOCK(status_lock); -} - -void mail_statusf(const char *fmt, ...) -{ - va_list ap; - char *text; - - va_start(ap, fmt); - text = g_strdup_vprintf(fmt, ap); - va_end(ap); - mail_status(text); - g_free(text); -} - -/* ********************************************************************** */ - -struct _pass_msg { - struct _mail_msg msg; - char *prompt; - int secret; - char *result; -}; - -/* libgnomeui's idea of an api/gui is very weird ... hence this dumb hack */ -static void focus_on_entry(GtkWidget *widget, void *user_data) -{ - if (GTK_IS_ENTRY(widget)) - gtk_widget_grab_focus(widget); -} - -static void pass_got(char *string, void *data) -{ - struct _pass_msg *m = data; - - if (string) - m->result = g_strdup (string); -} - -static void -do_get_pass(struct _mail_msg *mm) -{ - struct _pass_msg *m = (struct _pass_msg *)mm; - GtkWidget *dialogue; - - /* this api is just awful ... hence the hacks */ - dialogue = gnome_request_dialog(m->secret, m->prompt, NULL, - 0, pass_got, m, NULL); - e_container_foreach_leaf((GtkContainer *)dialogue, focus_on_entry, NULL); - - /* hrm, we can't run this async since the gui_port from which we're called - will reply to our message for us */ - gnome_dialog_run_and_close((GnomeDialog *)dialogue); - - /*gtk_widget_show(dialogue);*/ -} - -static void -do_free_pass(struct _mail_msg *mm) -{ - /*struct _pass_msg *m = (struct _pass_msg *)mm;*/ - - /* the string is passed out so we dont need to free it */ -} - -struct _mail_msg_op get_pass_op = { - NULL, - do_get_pass, - NULL, - do_free_pass, -}; - -/* returns the password, or NULL if cancelled */ -char * -mail_get_password(char *prompt, gboolean secret) -{ - char *ret; - struct _pass_msg *m, *r; - EMsgPort *pass_reply; - - pass_reply = e_msgport_new(); - - m = mail_msg_new(&get_pass_op, pass_reply, sizeof(*m)); - - m->prompt = prompt; - m->secret = secret; - - if (pthread_self() == mail_gui_thread) { - do_get_pass((struct _mail_msg *)m); - r = m; - } else { - static pthread_mutex_t lock = PTHREAD_MUTEX_INITIALIZER; - - /* we want this single-threaded, this is the easiest way to do it without blocking ? */ - pthread_mutex_lock(&lock); - e_msgport_put(mail_gui_port, (EMsg *)m); - e_msgport_wait(pass_reply); - r = (struct _pass_msg *)e_msgport_get(pass_reply); - pthread_mutex_unlock(&lock); - } - - g_assert(r == m); - - ret = m->result; - - mail_msg_free(m); - e_msgport_destroy(pass_reply); - - return ret; -} - -/* ******************** */ - -struct _proxy_msg { - struct _mail_msg msg; - CamelObjectEventHookFunc func; - CamelObject *o; - void *event_data; - void *data; -}; - -static void -do_proxy_event(struct _mail_msg *mm) -{ - struct _proxy_msg *m = (struct _proxy_msg *)mm; - - m->func(m->o, m->event_data, m->data); -} - -struct _mail_msg_op proxy_event_op = { - NULL, - do_proxy_event, - NULL, - NULL, -}; - -int mail_proxy_event(CamelObjectEventHookFunc func, CamelObject *o, void *event_data, void *data) -{ - struct _proxy_msg *m; - int id; - int ismain = pthread_self() == mail_gui_thread; - - if (ismain) { - func(o, event_data, data); - /* id of -1 is 'always finished' */ - return -1; - } else { - /* we dont have a reply port for this, we dont care when/if it gets executed, just queue it */ - m = mail_msg_new(&proxy_event_op, NULL, sizeof(*m)); - m->func = func; - m->o = o; - m->event_data = event_data; - m->data = data; - - id = m->msg.seq; - e_msgport_put(mail_gui_port, (EMsg *)m); - return id; - } -} - -/* ******************** */ - -/* FIXME FIXME FIXME This is a totally evil hack. */ - -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_view_data(const char *current_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 ((current_message == NULL || current_message[0] == 0) && ! busy) { - printf("clearing msg\n"); - GNOME_Evolution_ShellView_unsetMessage (shell_view_interface, &ev); - } else { - printf("setting msg %s\n", current_message); - GNOME_Evolution_ShellView_setMessage (shell_view_interface, - current_message?current_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)); -} |