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author6 <NotZed@Ximian.com>2001-10-17 01:34:59 +0800
committerMichael Zucci <zucchi@src.gnome.org>2001-10-17 01:34:59 +0800
commit41802db26312f2d70ff5624e331e45277ce8a8ec (patch)
tree1ba4c61fa37c6e10942af3b24d9e24cbc85f33f6 /mail/folder-browser.c
parent1ca6ce72ac9952f1429873b3c129cdd643ee4462 (diff)
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gsoc2013-evolution-41802db26312f2d70ff5624e331e45277ce8a8ec.tar.zst
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New function to return the id of the currently executing proxied event.
2001-10-16 <NotZed@Ximian.com> * mail-mt.c (mail_proxy_event_id): New function to return the id of the currently executing proxied event. * folder-browser.h: Added private field. * folder-browser.c (folder_changed): Keep track of tasks outstanding in the tasks list, locked access. (FOLDER_BROWSER_LOCK, UNLOCK): Macros to lock the folder browser for poking about in diff threads. (folder_browser_finalise): Wait for any outstanding takss to finish before cleaning ourself up. (folder_browser_destroy): Move the seen_id handling to finalise, also add a loading_id handling code. (main_folder_changed): Remove our running task when done. svn path=/trunk/; revision=13695
Diffstat (limited to 'mail/folder-browser.c')
-rw-r--r--mail/folder-browser.c87
1 files changed, 80 insertions, 7 deletions
diff --git a/mail/folder-browser.c b/mail/folder-browser.c
index d68ccacae9..bd0c4bbb2f 100644
--- a/mail/folder-browser.c
+++ b/mail/folder-browser.c
@@ -58,6 +58,18 @@
#define d(x)
+
+typedef struct _FolderBrowserPrivate {
+ GMutex *lock;
+
+ /* If we have outstanding tasks running */
+ GSList *tasks;
+ GSList *tasks_done;
+} FolderBrowserPrivate;
+
+#define FOLDER_BROWSER_LOCK(fb) g_mutex_lock(((FolderBrowser *)(fb))->priv->lock);
+#define FOLDER_BROWSER_UNLOCK(fb) g_mutex_unlock(((FolderBrowser *)(fb))->priv->lock);
+
#define PARENT_TYPE (gtk_table_get_type ())
static void folder_changed(CamelObject *o, void *event_data, void *data);
@@ -112,10 +124,38 @@ folder_browser_finalise (GtkObject *object)
{
FolderBrowser *folder_browser;
CORBA_Environment ev;
+ FolderBrowserPrivate *p;
folder_browser = FOLDER_BROWSER(object);
+ p = folder_browser->priv;
+
+ /* This @#$#@ is to make sure we dont have any outstanding implicit
+ refs on us from outstanding async tasks */
+ FOLDER_BROWSER_LOCK(folder_browser);
+ while (p->tasks) {
+ int id;
+
+ id = (int)p->tasks->data;
+ FOLDER_BROWSER_UNLOCK(folder_browser);
+ mail_msg_wait(id);
+ FOLDER_BROWSER_LOCK(folder_browser);
+ }
+ /* the tasks_done list is just to avoid races, we can simply free it now */
+ g_slist_free(p->tasks_done);
+ p->tasks_done = NULL;
+ FOLDER_BROWSER_UNLOCK(folder_browser);
CORBA_exception_init (&ev);
+
+ if (folder_browser->seen_id != 0) {
+ gtk_timeout_remove (folder_browser->seen_id);
+ folder_browser->seen_id = 0;
+ }
+
+ if (folder_browser->loading_id != 0) {
+ gtk_timeout_remove(folder_browser->loading_id);
+ folder_browser->loading_id = 0;
+ }
if (folder_browser->search_full)
gtk_object_unref (GTK_OBJECT (folder_browser->search_full));
@@ -167,6 +207,9 @@ folder_browser_finalise (GtkObject *object)
if (folder_browser->clipboard_selection)
g_byte_array_free (folder_browser->clipboard_selection, TRUE);
+ g_mutex_free(p->lock);
+ g_free(p);
+
folder_browser_parent_class->finalize(object);
}
@@ -176,12 +219,7 @@ folder_browser_destroy (GtkObject *object)
FolderBrowser *folder_browser;
folder_browser = FOLDER_BROWSER (object);
-
- if (folder_browser->seen_id) {
- gtk_timeout_remove (folder_browser->seen_id);
- folder_browser->seen_id = 0;
- }
-
+
if (folder_browser->message_list) {
gtk_widget_destroy (GTK_WIDGET (folder_browser->message_list));
folder_browser->message_list = NULL;
@@ -783,13 +821,43 @@ update_status_bar(FolderBrowser *fb)
static void main_folder_changed(CamelObject *o, void *event_data, void *data)
{
FolderBrowser *fb = data;
+ FolderBrowserPrivate *p = fb->priv;
+ int id;
+ /* so some corba unref doesnt blow us away while we're busy */
+ gtk_object_ref((GtkObject *)fb);
update_status_bar(fb);
+
+ id = mail_proxy_event_id();
+ if (id != -1) {
+ FOLDER_BROWSER_LOCK(fb);
+ if (g_slist_find(p->tasks, (void *)id))
+ p->tasks = g_slist_remove(p->tasks, (void *)id);
+ else
+ p->tasks_done = g_slist_prepend(p->tasks_done, (void *)id);
+ FOLDER_BROWSER_UNLOCK(fb);
+ }
+ gtk_object_unref((GtkObject *)fb);
}
static void folder_changed(CamelObject *o, void *event_data, void *data)
{
- mail_msg_wait(mail_proxy_event(main_folder_changed, o, event_data, data));
+ int id;
+ FolderBrowser *fb = data;
+ FolderBrowserPrivate *p = fb->priv;
+
+ /* this snot is so we can implicitly and asynchronosly ref
+ the folder browser, since we can't actually ref it because
+ gtk_object_ref isn't threadsafe ... #@$@ */
+ id = mail_proxy_event(main_folder_changed, o, event_data, data);
+ if (id != -1) {
+ FOLDER_BROWSER_LOCK(fb);
+ if (g_slist_find(p->tasks_done, (void *)id))
+ p->tasks_done = g_slist_remove(p->tasks_done, (void *)id);
+ else
+ p->tasks = g_slist_prepend(p->tasks, (void *)id);
+ FOLDER_BROWSER_UNLOCK(fb);
+ }
}
static void
@@ -1897,6 +1965,11 @@ on_message_selected (MessageList *ml, const char *uid, FolderBrowser *fb)
static void
folder_browser_init (GtkObject *object)
{
+ FolderBrowser *fb = (FolderBrowser *)object;
+ FolderBrowserPrivate *p;
+
+ p = fb->priv = g_malloc0(sizeof(*fb->priv));
+ p->lock = g_mutex_new();
}
static void