From da7eea23c7060f609c8636de6b0d64f13d7c2674 Mon Sep 17 00:00:00 2001
From: mitchell <70453897+667e-11@users.noreply.github.com>
Date: Thu, 5 Feb 2009 00:29:22 -0500
Subject: Respond to GtkComboBoxEntry's "changed" event with PM entry
 activation. Since every keypress causes "changed" to fire, the file browser
 should only populate the PM view if the current filepath is a valid
 directory.

---
 core/ext/pm/file_browser.lua | 15 +++++++++------
 src/textadept.c              | 11 +++++++++++
 2 files changed, 20 insertions(+), 6 deletions(-)

diff --git a/core/ext/pm/file_browser.lua b/core/ext/pm/file_browser.lua
index ad70f75b..8aa6cf96 100644
--- a/core/ext/pm/file_browser.lua
+++ b/core/ext/pm/file_browser.lua
@@ -24,12 +24,15 @@ end
 function get_contents_for(full_path)
   local dir = {}
   local dirpath = table.concat(full_path, '/')
-  for name in lfs.dir(dirpath) do
-    if not name:find('^%.') then
-      dir[name] = { text = name }
-      if lfs.attributes(dirpath..'/'..name, 'mode') == 'directory' then
-        dir[name].parent = true
-        dir[name].pixbuf = 'gtk-directory'
+  local path = lfs.attributes(dirpath)
+  if path and path.mode == 'directory' then
+    for name in lfs.dir(dirpath) do
+      if not name:find('^%.') then
+        dir[name] = { text = name }
+        if lfs.attributes(dirpath..'/'..name, 'mode') == 'directory' then
+          dir[name].parent = true
+          dir[name].pixbuf = 'gtk-directory'
+        end
       end
     end
   end
diff --git a/src/textadept.c b/src/textadept.c
index 9ad44010..cd823e86 100644
--- a/src/textadept.c
+++ b/src/textadept.c
@@ -38,6 +38,7 @@ static int pm_search_equal_func(GtkTreeModel *model, int col, const char *key,
 static int pm_sort_iter_compare_func(GtkTreeModel *model, GtkTreeIter *a,
                                      GtkTreeIter *b, gpointer);
 static void pm_entry_activated(GtkWidget *widget, gpointer);
+static void pm_entry_changed(GtkComboBoxEntry *widget, gpointer);
 static gbool pm_keypress(GtkWidget *, GdkEventKey *event, gpointer);
 static void pm_row_expanded(GtkTreeView *, GtkTreeIter *iter,
                             GtkTreePath *path, gpointer);
@@ -625,6 +626,7 @@ GtkWidget *pm_create_ui() {
   gtk_box_pack_start(GTK_BOX(pm_container), scrolled, TRUE, TRUE, 0);
 
   signal(pm_entry, "activate", pm_entry_activated);
+  signal(pm_combo, "changed", pm_entry_changed);
   signal(pm_entry, "key_press_event", pm_keypress);
   signal(pm_view, "key_press_event", pm_keypress);
   signal(pm_view, "row_expanded", pm_row_expanded);
@@ -774,6 +776,15 @@ static void pm_entry_activated(GtkWidget *widget, gpointer) {
   if (l_pm_get_contents_for(entry_text, false)) l_pm_populate(NULL);
 }
 
+/**
+ * Signal for a change of the text in the Project Manager entry.
+ * Calls pm_entry_activated to populate the treeview.
+ * @see pm_entry_activated
+ */
+static void pm_entry_changed(GtkComboBoxEntry *widget, gpointer) {
+  pm_entry_activated(gtk_bin_get_child(GTK_BIN(widget)), NULL);
+}
+
 /**
  * Signal for a Project Manager keypress.
  * Currently handled keypresses:
-- 
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