Add tree_invisible attribute to button in tree view

review3041003

CHANGELOG

@@ -1,3 +1,4 @@
+* Add tree_invisible attribute to button in tree view
 * Drop support of Python 2.6
 * Deprecate on_change, on_change_with, selection_change_with and autocomplete
   field arguments

doc/topics/views/index.rst

@@ -535,6 +535,22 @@ Example
       <field name="sequence" tree_invisible="1"/>
   </tree>
 
+button
+^^^^^^
+
+Display a button.
+
+    * ``string``: The string that will be displayed inside the button.
+
+    * ``name``: The name of the function that will be called. The function must
+      have this syntax:
+
+        ``button(cls, records)``
+
+    * ``confirm``: A text that will be displayed in a confirmation popup when
+      the button is clicked.
+
+    * ``help``: see in common-attributes-help_
 
 Graph view
 ==========

trytond/ir/ui/tree.rnc

@@ -70,6 +70,8 @@ attlist.button &=
   [ a:defaultValue = "Unknown" ] attribute string { text }?
 attlist.button &= attribute confirm { text }?
 attlist.button &= attribute name { text }
+attlist.button &=
+  [ a:defaultValue = "0" ] attribute tree_invisible { "0" | "1" }?
 data = element data { attlist.data, xpath+ }
 attlist.data &= empty
 xpath = element xpath { attlist.xpath,

trytond/ir/ui/tree.rng

@@ -238,6 +238,16 @@
   <define name="attlist.button" combine="interleave">
     <attribute name="name"/>
   </define>
+  <define name="attlist.button" combine="interleave">
+    <optional>
+      <attribute name="tree_invisible" a:defaultValue="0">
+        <choice>
+          <value>0</value>
+          <value>1</value>
+        </choice>
+      </attribute>
+    </optional>
+  </define>
   <define name="data">
     <element name="data">
       <ref name="attlist.data"/>