[turbine/implement-interface: 4/4] Implement "interfaces-model" manipulation

[Thomas Wood <thos src gnome org>]

commit b3e7865599209929f2811f191db535005848a53d
Author: Thomas Wood <thomas wood intel com>
Date:   Mon Sep 7 16:40:41 2009 +0100

    Implement "interfaces-model" manipulation
    
    This allows users to add (or remove) interface classes that the object
    should implement

 src/turbine/__init__.py |   40 ++++++++++++++++++++++++++++++++++++++++
 1 files changed, 40 insertions(+), 0 deletions(-)
---
diff --git a/src/turbine/__init__.py b/src/turbine/__init__.py
index 91cb05d..1f5120b 100755
--- a/src/turbine/__init__.py
+++ b/src/turbine/__init__.py
@@ -225,6 +225,38 @@ def about_button_clicked_cb (button, ui):
     about.run ()
     about.destroy ()
 
+def add_interface_cb (button, ui):
+    model = ui.get_object ("interfaces-model")
+    iter = model.append (["G_TYPE_OBJECT"])
+    treeview = ui.get_object ("interfaces-treeview")
+
+    column = treeview.get_column (0)
+    path = model.get_path (iter)
+
+    treeview.set_cursor (path, column, True)
+
+def remove_interface_cb (button, ui):
+    selection = ui.get_object ("interfaces-treeview").get_selection ()
+    (model, iter) = selection.get_selected ()
+    if (iter == None):
+        return
+    # move selection forward
+    newiter = model.iter_next (iter)
+    # or backward ...
+    if (newiter == None):
+        path = model.get_path (iter)
+        path = (path[0] - 1,)
+        if (path[0] >= 0):
+          newiter = model.get_iter (path)
+
+    if (newiter):
+      selection.select_iter (newiter)
+    if (iter):
+        model.remove (iter);
+
+def interface_edited_cb (cellrenderertext, path, new_text, ui):
+    model = ui.get_object ("interfaces-model")
+    model.set (model.get_iter (path), 0, new_text)
 
 def main(argv = sys.argv, stdout=sys.stdout, stderr=sys.stderr):
     ui = gtk.Builder()
@@ -244,5 +276,13 @@ def main(argv = sys.argv, stdout=sys.stdout, stderr=sys.stderr):
     ui.get_object ('class_camel').connect ('changed', guess_class_params, ui)
     ui.get_object ('parent_camel').connect ('changed', guess_parent_params, ui)
 
+    # implemented interfaces
+    ui.get_object ('add-interface-button').connect ('clicked',
+                                                    add_interface_cb, ui)
+    ui.get_object ('remove-interface-button').connect ('clicked',
+                                                       remove_interface_cb, ui)
+    ui.get_object ('interfaces-treeviewcell').connect ('edited',
+                                                       interface_edited_cb, ui)
+
     gtk.main()