1 files changed, 100 insertions, 0 deletions
diff --git a/comm/suite/mailnews/content/msgFolderPickerOverlay.js b/comm/suite/mailnews/content/msgFolderPickerOverlay.js
new file mode 100644
index 0000000000..b097cd553e
--- /dev/null
+++ b/comm/suite/mailnews/content/msgFolderPickerOverlay.js
@@ -0,0 +1,100 @@
+/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+var { MailUtils } = ChromeUtils.import("resource:///modules/MailUtils.jsm");
+
+var gMessengerBundle;
+
+// call this from dialog onload() to set the menu item to the correct value
+function MsgFolderPickerOnLoad(pickerID) {
+  var uri = null;
+  try {
+    uri = window.arguments[0].preselectedURI;
+  } catch (ex) {
+    uri = null;
+  }
+
+  if (uri) {
+    // dump("on loading, set titled button to " + uri + "\n");
+
+    // verify that the value we are attempting to
+    // pre-flight the menu with is valid for this
+    // picker type
+    var msgfolder = MailUtils.getExistingFolder(uri);
+    if (!msgfolder) {
+      return;
+    }
+
+    var verifyFunction = null;
+
+    switch (pickerID) {
+      case "msgNewFolderPicker":
+        verifyFunction = msgfolder.canCreateSubfolders;
+        break;
+      case "msgRenameFolderPicker":
+        verifyFunction = msgfolder.canRename;
+        break;
+      default:
+        verifyFunction = msgfolder.canFileMessages;
+        break;
+    }
+
+    if (verifyFunction) {
+      SetFolderPicker(uri, pickerID);
+    }
+  }
+}
+
+function PickedMsgFolder(selection, pickerID) {
+  var selectedUri = selection.getAttribute("id");
+  SetFolderPicker(selectedUri, pickerID);
+}
+
+function SetFolderPickerElement(uri, picker) {
+  var msgfolder = MailUtils.getExistingFolder(uri);
+
+  if (!msgfolder) {
+    return;
+  }
+
+  var selectedValue = null;
+  var serverName;
+
+  if (msgfolder.isServer) {
+    selectedValue = msgfolder.name;
+  } else {
+    if (msgfolder.server) {
+      serverName = msgfolder.server.prettyName;
+    } else {
+      dump("Can't find server for " + uri + "\n");
+      serverName = "???";
+    }
+
+    switch (picker.id) {
+      case "runFiltersFolder":
+        selectedValue = msgfolder.name;
+        break;
+      case "msgTrashFolderPicker":
+        selectedValue = msgfolder.name;
+        break;
+      default:
+        if (!gMessengerBundle) {
+          gMessengerBundle = document.getElementById("bundle_messenger");
+        }
+        selectedValue = gMessengerBundle.getFormattedString(
+          "verboseFolderFormat",
+          [msgfolder.name, serverName]
+        );
+        break;
+    }
+  }
+
+  picker.setAttribute("label", selectedValue);
+  picker.setAttribute("uri", uri);
+}
+
+function SetFolderPicker(uri, pickerID) {
+  SetFolderPickerElement(uri, document.getElementById(pickerID));
+}