fix filtering behavior when deselecting a collection.

content/collections.js

@@ -371,9 +371,15 @@ this._log.info("onClick: START itemIds - " +this.itemIds.toSource());
 
   onSearch: function(aValue) {
     this.Filters["searchterms"] = aValue ? aValue : null;
-    gMessageViewWindow.SnowlMessageView.onFilter(this.Filters);
-    if (!aValue)
-      this._tree.place = this._tree.place;
+
+    if (this.itemIds == -1 && !aValue)
+      // If no selection and clearing searchbox, clear list (don't select 'All').
+      gMessageViewWindow.SnowlMessageView.onCollectionsDeselect();
+    else
+      // Search selected or 'All Messages' if no explicit selection.
+      gMessageViewWindow.SnowlMessageView.onFilter(this.Filters);
+//    if (!aValue)
+//      this._tree.place = this._tree.place;
   },
 
   onCommandUnreadButton: function(aEvent) {
@@ -381,6 +387,11 @@ this._log.info("onClick: START itemIds - " +this.itemIds.toSource());
     // properties and pseudo element selectors.
     aEvent.target.checked = !aEvent.target.checked;
     this.Filters["unread"] = aEvent.target.checked ? true : false;
+
+    if (this.itemIds == -1)
+      // If no selection.
+      return;
+
     gMessageViewWindow.SnowlMessageView.onFilter(this.Filters);
   },
 
@@ -393,6 +404,10 @@ this._log.info("onClick: START itemIds - " +this.itemIds.toSource());
     else
       document.getElementById("snowlPurgeDeletedButton").setAttribute("disabled", true);
 
+    if (this.itemIds == -1)
+      // If no selection.
+      return;
+
     gMessageViewWindow.SnowlMessageView.onFilter(this.Filters);
   },
 

locale/en-US/toolbar.dtd

@@ -2,8 +2,8 @@
 <!ENTITY unsubscribeButton.tooltip    "Unsubscribe from selected message sources.">
 <!ENTITY refreshButton.tooltip        "Refresh all message sources.">
 <!ENTITY exportButton.tooltip         "Export message sources as OPML.">
-<!ENTITY unreadButton.tooltip         "Only show unread messages.">
+<!ENTITY unreadButton.tooltip         "Show unread messages for selected collections.">
 <!ENTITY listToolbarButton.tooltip    "Toggle View toolbar.">
 <!ENTITY writeButton.tooltip          "Write a message.">
-<!ENTITY showDeletedButton.tooltip    "Show deleted messages for selected Collections.">
-<!ENTITY purgeDeletedButton.tooltip   "Purge all deleted messages from selected Collections.">
+<!ENTITY showDeletedButton.tooltip    "Show deleted messages for selected collections.">
+<!ENTITY purgeDeletedButton.tooltip   "Purge all deleted messages from selected collections.">

modules/collection.js

@@ -308,6 +308,7 @@ this._log.info("got " + groups.length + " groups");
   },
 
   clear: function() {
+    this.constraints = [];
     this._messages = [];
     this._messageIndex = {};
   },