managesieve: allow script loading to be interrupted

[claws.git] / src / plugins / managesieve / sieve_editor.c

diff --git a/src/plugins/managesieve/sieve_editor.c b/src/plugins/managesieve/sieve_editor.c
index eedd3e75cfa34f59349f1286443eedfbcaca4d35..66dd6eac4028c05d293f21164f6e3c77fdc005f6 100644 (file)
--- a/src/plugins/managesieve/sieve_editor.c
+++ b/src/plugins/managesieve/sieve_editor.c
@@ -625,8 +625,6 @@ MENUITEM_ADDUI_MANAGER(ui_manager, "/Menu/Filter", "Revert", "Filter/Revert", GT
        undo_set_change_state_func(undostruct, &sieve_editor_undo_state_changed,
                        page);
 
-       gtk_widget_show_all(window);
-
        page->window = window;
        page->ui_manager = ui_manager;
        page->text = text;
@@ -661,6 +659,11 @@ void sieve_editor_present(SieveEditorPage *page)
        gtk_window_present(GTK_WINDOW(page->window));
 }
 
+void sieve_editor_show(SieveEditorPage *page)
+{
+       gtk_widget_show_all(GTK_WIDGET(page->window));
+}
+
 static void sieve_editor_set_modified(SieveEditorPage *page,
                gboolean modified)
 {
@@ -680,3 +683,49 @@ static void sieve_editor_set_modified(SieveEditorPage *page,
                sieve_editor_set_status_icon(page, NULL);
        }
 }
+
+static void got_data_loading(SieveSession *session, gboolean aborted,
+               gchar *contents, SieveEditorPage *page)
+{
+       if (aborted)
+               return;
+       if (contents == NULL) {
+               /* end of data */
+               sieve_editor_set_status(page, "");
+               return;
+       }
+       if (contents == (void *)-1) {
+               /* error */
+               if (page->first_line) {
+                       /* no data. show error in manager window */
+                       if (page->on_load_error)
+                               page->on_load_error(session, page->on_load_error_data);
+               } else {
+                       /* partial failure. show error in editor window */
+                       sieve_editor_set_status(page, _("Unable to get script contents"));
+                       sieve_editor_set_status_icon(page, GTK_STOCK_DIALOG_ERROR);
+               }
+               return;
+       }
+
+       if (page->first_line) {
+               page->first_line = FALSE;
+               sieve_editor_show(page);
+       } else {
+               sieve_editor_append_text(page, "\n", 1);
+       }
+       sieve_editor_append_text(page, contents, strlen(contents));
+}
+
+/* load the script for this editor */
+void sieve_editor_load(SieveEditorPage *page,
+               sieve_session_cb_fn on_load_error, gpointer load_error_data)
+{
+       page->first_line = TRUE;
+       page->on_load_error = on_load_error;
+       page->on_load_error_data = load_error_data;
+       sieve_editor_set_status(page, _("Loading..."));
+       sieve_editor_set_status_icon(page, NULL);
+       sieve_session_get_script(page->session, page->script_name,
+                       (sieve_session_data_cb_fn)got_data_loading, page);
+}