Imported Upstream version 0.22.0upstream/0.22.0

1 files changed, 56 insertions, 0 deletions

diff --git a/src/library/ImportQueueSidebarEntry.vala b/src/library/ImportQueueSidebarEntry.vala
new file mode 100644
index 0000000..5d34ce2
--- /dev/null
+++ b/src/library/ImportQueueSidebarEntry.vala
@@ -0,0 +1,56 @@
+/* Copyright 2011-2015 Yorba Foundation
+ *
+ * This software is licensed under the GNU Lesser General Public License
+ * (version 2.1 or later).  See the COPYING file in this distribution.
+ */
+
+public class Library.ImportQueueSidebarEntry : Library.HideablePageEntry {
+    public ImportQueueSidebarEntry() {
+        // only attach signals to the page when it's created
+        page_created.connect(on_page_created);
+        destroying_page.connect(on_destroying_page);
+        
+        // don't use entry.get_page() or get_queue_page() because (a) we don't want to
+        // create the page during initialization, and (b) we know there's no import activity
+        // at this moment
+        visible = false;
+    }
+    
+    public override string get_sidebar_name() {
+        return ImportQueuePage.NAME;
+    }
+    
+    public override string? get_sidebar_icon() {
+        return Resources.ICON_IMPORTING;
+    }
+    
+    protected override Page create_page() {
+        return new ImportQueuePage();
+    }
+
+    private ImportQueuePage get_queue_page() {
+        return get_page() as ImportQueuePage;
+    }
+
+    private void on_page_created() {
+        get_queue_page().batch_added.connect(on_batch_added_or_removed);
+        get_queue_page().batch_removed.connect(on_batch_added_or_removed);
+    }
+    
+    private void on_destroying_page() {
+        get_queue_page().batch_added.disconnect(on_batch_added_or_removed);
+        get_queue_page().batch_removed.disconnect(on_batch_added_or_removed);
+    }
+    
+    private void on_batch_added_or_removed() {
+        visible = (get_queue_page().get_batch_count() > 0);
+    }
+    
+    public void enqueue_and_schedule(BatchImport batch_import, bool allow_user_cancel) {
+        // want to display the branch before passing to the page because this might result in the
+        // page being created, and want it all hooked up in the tree prior to creating the page
+        visible = true;
+        get_queue_page().enqueue_and_schedule(batch_import, allow_user_cancel);
+    }
+}
+