implemented clearing of IMAP4 message caches on exit.

git-svn-id: svn://sylpheed.sraoss.jp/sylpheed/trunk@919 ee746299-78ed-0310-b773-934348b2243d

3 files changed, 20 insertions, 4 deletions

diff --git a/src/main.c b/src/main.c
index c27a4005..b558f8fb 100644
--- a/src/main.c
+++ b/src/main.c
@@ -561,6 +561,7 @@ void app_will_exit(gboolean force)
 	MainWindow *mainwin;
 	gchar *filename;
 	static gboolean on_exit = FALSE;
+	GList *cur;
 
 	if (on_exit)
 		return;
@@ -597,6 +598,13 @@ void app_will_exit(gboolean force)
 		main_window_empty_trash(mainwin,
 					!force && prefs_common.ask_on_clean);
 
+	for (cur = account_get_list(); cur != NULL; cur = cur->next) {
+		PrefsAccount *ac = (PrefsAccount *)cur->data;
+		if (ac->protocol == A_IMAP4 && ac->imap_clear_cache_on_exit &&
+		    ac->folder)
+			procmsg_remove_all_cached_messages(FOLDER(ac->folder));
+	}
+
 	/* save all state before exiting */
 	folder_write_list();
 	summary_write_cache(mainwin->summaryview);
diff --git a/src/prefs_account_dialog.c b/src/prefs_account_dialog.c
index c5c57821..b18ee2f4 100644
--- a/src/prefs_account_dialog.c
+++ b/src/prefs_account_dialog.c
@@ -1,6 +1,6 @@
 /*
  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
- * Copyright (C) 1999-2005 Hiroyuki Yamamoto
+ * Copyright (C) 1999-2006 Hiroyuki Yamamoto
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -185,6 +185,7 @@ static struct Advanced {
 
 	GtkWidget *imap_frame;
 	GtkWidget *imapdir_entry;
+	GtkWidget *clear_cache_chkbtn;
 
 	GtkWidget *sent_folder_chkbtn;
 	GtkWidget *sent_folder_entry;
@@ -367,6 +368,8 @@ static PrefsUIData ui_data[] = {
 	 prefs_set_data_from_entry, prefs_set_entry},
 	{"imap_directory", &advanced.imapdir_entry,
 	 prefs_set_data_from_entry, prefs_set_entry},
+	{"imap_clear_cache_on_exit", &advanced.clear_cache_chkbtn,
+	 prefs_set_data_from_toggle, prefs_set_toggle},
 	{"set_sent_folder", &advanced.sent_folder_chkbtn,
 	 prefs_set_data_from_toggle, prefs_set_toggle},
 	{"sent_folder", &advanced.sent_folder_entry,
@@ -1587,6 +1590,7 @@ static void prefs_account_advanced_create(void)
 	GtkWidget *imap_frame;
 	GtkWidget *imapdir_label;
 	GtkWidget *imapdir_entry;
+	GtkWidget *clear_cache_chkbtn;
 	GtkWidget *desc_label;
 	GtkWidget *folder_frame;
 	GtkWidget *vbox3;
@@ -1682,6 +1686,9 @@ static void prefs_account_advanced_create(void)
 		(vbox3, desc_label,
 		 _("Only the subfolders of this directory will be displayed."));
 
+	PACK_CHECK_BUTTON (vbox3, clear_cache_chkbtn,
+			   _("Clear all message caches on exit"));
+
 	/* special folder setting (maybe these options are redundant) */
 
 	PACK_FRAME (vbox1, folder_frame, _("Folder"));
@@ -1748,8 +1755,9 @@ static void prefs_account_advanced_create(void)
 	advanced.domain_chkbtn		= checkbtn_domain;
 	advanced.domain_entry		= entry_domain;
 
-	advanced.imap_frame             = imap_frame;
-	advanced.imapdir_entry          = imapdir_entry;
+	advanced.imap_frame         = imap_frame;
+	advanced.imapdir_entry      = imapdir_entry;
+	advanced.clear_cache_chkbtn = clear_cache_chkbtn;
 
 	advanced.sent_folder_chkbtn  = sent_folder_chkbtn;
 	advanced.sent_folder_entry   = sent_folder_entry;
diff --git a/src/prefs_account_dialog.h b/src/prefs_account_dialog.h
index 3ec7f6e9..2a95d495 100644
--- a/src/prefs_account_dialog.h
+++ b/src/prefs_account_dialog.h
@@ -1,6 +1,6 @@
 /*
  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
- * Copyright (C) 1999-2005 Hiroyuki Yamamoto
+ * Copyright (C) 1999-2006 Hiroyuki Yamamoto
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by