From b1e8624b6f84aa4780925d4b8840dc5587c18b69 Mon Sep 17 00:00:00 2001
From: Enrico Zini <enrico@enricozini.org>
Date: Mon, 14 Dec 2009 18:22:35 +0000
Subject: [PATCH] Added entry used to reset filter

---
 gtkfisheyelist/gtkfisheyelistview.vala | 22 +++++++++++++++++-----
 1 file changed, 17 insertions(+), 5 deletions(-)

diff --git a/gtkfisheyelist/gtkfisheyelistview.vala b/gtkfisheyelist/gtkfisheyelistview.vala
index 10b790f..4918269 100644
--- a/gtkfisheyelist/gtkfisheyelistview.vala
+++ b/gtkfisheyelist/gtkfisheyelistview.vala
@@ -209,11 +209,17 @@ public class FisheyeListView : Gtk.DrawingArea
 		int x = (int)event.x;
 		if (x < allocation.width / 3)
 		{
-			Gtk.TreeIter iter;
-			if (model.iter_nth_child(out iter, null, label_cache[cur_el].index))
+			if (label_cache[cur_el].index == -1)
 			{
-				Gtk.TreePath path = model.get_path(iter);
-				row_activated(path);
+				// The case of "reset filter"
+				prefix_filter = null;
+			} else {
+				Gtk.TreeIter iter;
+				if (model.iter_nth_child(out iter, null, label_cache[cur_el].index))
+				{
+					Gtk.TreePath path = model.get_path(iter);
+					row_activated(path);
+				}
 			}
 		} else if (cur_pfx != null && x > allocation.width * 2 / 3) {
 			//stderr.printf("Mouse released on prefix %s\n", cur_pfx.prefix);
@@ -327,7 +333,7 @@ public class FisheyeListView : Gtk.DrawingArea
 			else
 			{
 				int count = model.iter_n_children(null);
-				label_cache = new LabelInfo[count];
+				label_cache = new LabelInfo[count + 1];
 
 				int lc_idx = 0;
 				int model_idx = 0;
@@ -351,6 +357,12 @@ public class FisheyeListView : Gtk.DrawingArea
 					}
 					++model_idx;
 				} while (model.iter_next(ref iter));
+				if (_prefix_filter != null)
+				{
+					label_cache[lc_idx].label = "(reset prefix)";
+					label_cache[lc_idx].index = -1;
+					++lc_idx;
+				}
 				prefixes.append(pi);
 				label_count = lc_idx;
 			}
-- 
2.39.5