Fix #130: Mac 32-bit option still enabled on NW.js >= 0.13.X

Author: jyapayne

files/settings.cfg

@@ -226,6 +226,7 @@ linux_64_dir_prefix = 'node-webkit-v{}-linux-x64'
             type='list'
             button='Update'
             button_callback='update_nw_versions'
+            action='refresh_export'
         [[[sdk_build]]]
             display_name='SDK build'
             default_value=False
@@ -255,6 +256,7 @@ linux_64_dir_prefix = 'node-webkit-v{}-linux-x64'
         default_value=False
         type='check'
         url='%(base_url)s%(mac_32_dir_prefix)s.zip'
+        description='Only works on NW.js < 0.13.X'
     [[mac-x64]]
         default_value=False
         type='check'

main.py

@@ -1242,6 +1242,19 @@ def set_kiosk_emulation_options(self, is_checked):
             resizable_field = self.find_child_by_name('resizable')
             resizable_field.setChecked(not is_checked)
 
+    def refresh_export(self):
+        versions = self.get_version_tuple()
+        major_ver = versions[0]
+        minor_ver = versions[1]
+
+        mac = self.find_child_by_name('mac-x32')
+        if (major_ver > 0 or minor_ver >= 13):
+            if mac:
+                mac.setEnabled(False)
+        else:
+            if mac:
+                mac.setEnabled(True)
+
     def setting_changed(self, obj, setting, *args, **kwargs):
         if (setting.type == 'string' or
             setting.type == 'file' or