[turbine] Add a "New" button to clear all the fields

[Thomas Wood <thos src gnome org>]

commit 5e0347a099e9f57cc801b9c60be0d762b5ce806a
Author: Thomas Wood <thomas pepper localdomain>
Date:   Fri Nov 27 13:23:02 2009 +0000

    Add a "New" button to clear all the fields

 src/turbine/__init__.py |   12 ++++++++++++
 src/turbine/turbine.xml |   11 +++++++++++
 2 files changed, 23 insertions(+), 0 deletions(-)
---
diff --git a/src/turbine/__init__.py b/src/turbine/__init__.py
index 5b85787..5ad1a0a 100755
--- a/src/turbine/__init__.py
+++ b/src/turbine/__init__.py
@@ -315,6 +315,15 @@ def interface_edited_cb (cellrenderertext, path, new_text, ui):
     struct_name = new_text.replace ('_TYPE', '').replace ('_', ' ').title().replace (' ', '') + 'Iface';
     model.set (model.get_iter (path), 0, new_text, 1, struct_name)
 
+def clear_ui (button, ui):
+    entry = ui.get_object
+    string_keys = ("class_camel", "class_lower", "package_upper",
+                   "object_upper", "parent", "parent_camel");
+    for key in string_keys:
+        ui.get_object (key).set_text ("")
+    model = ui.get_object ('interfaces-model').clear ()
+
+
 def main(argv = sys.argv, stdout=sys.stdout, stderr=sys.stderr):
     ui = gtk.Builder()
     ui_file = os.path.join(os.path.dirname(__file__), 'turbine.xml');
@@ -324,6 +333,9 @@ def main(argv = sys.argv, stdout=sys.stdout, stderr=sys.stderr):
     window.show_all()
     window.connect ('delete-event', gtk.main_quit);
 
+    button = ui.get_object ('new-button')
+    button.connect ('clicked', clear_ui, ui)
+
     button = ui.get_object ('save-button')
     button.connect ('clicked', handle_post, ui)
 
diff --git a/src/turbine/turbine.xml b/src/turbine/turbine.xml
index b4b4767..dee9bc4 100644
--- a/src/turbine/turbine.xml
+++ b/src/turbine/turbine.xml
@@ -23,6 +23,17 @@
           <object class="GtkToolbar" id="toolbar1">
             <property name="visible">True</property>
             <child>
+              <object class="GtkToolButton" id="new-button">
+                <property name="visible">True</property>
+                <property name="use_underline">True</property>
+                <property name="stock_id">gtk-new</property>
+              </object>
+              <packing>
+                <property name="expand">False</property>
+                <property name="homogeneous">True</property>
+              </packing>
+            </child>
+            <child>
               <object class="GtkToolButton" id="save-button">
                 <property name="visible">True</property>
                 <property name="sensitive">False</property>