Added helper method to avoid call get_variable for every variable. refs

#29

pygubu/builder/__init__.py

@@ -225,6 +225,11 @@ def __find_image(self, relpath):
     def get_variable(self, varname):
         """Return a tk variable created with 'create_variable' method."""
         return self.tkvariables[varname]
+
+    def import_variables(self, container):
+        """Helper method to avoid call get_variable for every variable."""
+        for keyword in self.tkvariables:
+            setattr(container, keyword, self.tkvariables[keyword])
 
     def create_variable(self, varname, vtype=None):
         """Create a tk variable.

tests/test_import_variables.py

@@ -0,0 +1,44 @@
+# encoding: utf8
+import os
+import sys
+import unittest
+try:
+    import tkinter as tk
+    import tkinter.ttk as ttk
+except:
+    import Tkinter as tk
+    import ttk
+
+
+pygubu_basedir = os.path.abspath(os.path.dirname(
+                    os.path.dirname(os.path.realpath(sys.argv[0]))))
+if pygubu_basedir not in sys.path:
+    sys.path.insert(0, pygubu_basedir)
+
+import pygubu
+import support
+
+
+class MyContainer(object):
+    pass
+
+
+class TestText(unittest.TestCase):
+
+    def setUp(self):
+        support.root_deiconify()
+        xmldata = 'test_import_variables.ui'
+        self.builder = builder = pygubu.Builder()
+        builder.add_from_file(xmldata)
+        self.widget = builder.get_object('mainwindow')
+
+    def tearDown(self):
+        support.root_withdraw()
+
+    def test_import_variables(self):
+        container = MyContainer()
+        self.builder.import_variables(container)
+        self.assertIsInstance(container.myvar_string, tk.StringVar)
+        self.assertIsInstance(container.myvar_int, tk.IntVar)
+        self.assertIsInstance(container.myvar_double, tk.DoubleVar)
+        self.assertIsInstance(container.myvar_boolean, tk.BooleanVar)

tests/test_import_variables.ui

@@ -0,0 +1,52 @@
+<?xml version='1.0' encoding='utf-8'?>
+<interface>
+  <object class="ttk.Frame" id="mainwindow">
+    <property name="height">200</property>
+    <property name="width">200</property>
+    <layout>
+      <property name="column">0</property>
+      <property name="propagate">True</property>
+      <property name="row">0</property>
+    </layout>
+    <child>
+      <object class="ttk.Entry" id="Entry_1">
+        <property name="textvariable">string:myvar_string</property>
+        <layout>
+          <property name="column">0</property>
+          <property name="propagate">True</property>
+          <property name="row">0</property>
+        </layout>
+      </object>
+    </child>
+    <child>
+      <object class="ttk.Entry" id="Entry_2">
+        <property name="textvariable">int:myvar_int</property>
+        <layout>
+          <property name="column">0</property>
+          <property name="propagate">True</property>
+          <property name="row">1</property>
+        </layout>
+      </object>
+    </child>
+    <child>
+      <object class="ttk.Entry" id="Entry_3">
+        <property name="textvariable">double:myvar_double</property>
+        <layout>
+          <property name="column">0</property>
+          <property name="propagate">True</property>
+          <property name="row">2</property>
+        </layout>
+      </object>
+    </child>
+    <child>
+      <object class="ttk.Entry" id="Entry_4">
+        <property name="textvariable">boolean:myvar_boolean</property>
+        <layout>
+          <property name="column">0</property>
+          <property name="propagate">True</property>
+          <property name="row">3</property>
+        </layout>
+      </object>
+    </child>
+  </object>
+</interface>