From 6b0b9f209f2434f389eeeda060d34eb8fc4cf836 Mon Sep 17 00:00:00 2001
From: Vassilii Khachaturov <vassilii@tarunz.org>
Date: Sat, 21 Dec 2013 22:45:42 +0200
Subject: [PATCH] 7317: DateEdit statusbar to report invalid dates

Add/remove an explanatory prompt on the statusbar along
with disabling/enabling the "OK" button when the date
is invalid.
---
 src/DateEdit.py | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/src/DateEdit.py b/src/DateEdit.py
index b110eadfe..de6b4c75c 100644
--- a/src/DateEdit.py
+++ b/src/DateEdit.py
@@ -201,6 +201,8 @@ class DateEditorDialog(ManagedWindow.ManagedWindow):
             self.top.get_object('title'),
             _('Date selection'))            
             
+        self.statusbar = self.top.get_object('statusbar')
+
         self.ok_button = self.top.get_object('ok_button')
         self.calendar_box = self.top.get_object('calendar_box')
         for name in Date.ui_calendar_names:
@@ -315,6 +317,8 @@ class DateEditorDialog(ManagedWindow.ManagedWindow):
         LOG.debug("revalidate: {0} changed, value: {1}".format(
             obj, the_value))
         d = Date(self.date)
+        if not self.ok_button.get_sensitive():
+            self.statusbar.pop(1)
         try:
             d.set(
                 quality=the_quality,
@@ -329,6 +333,11 @@ class DateEditorDialog(ManagedWindow.ManagedWindow):
             return True
         except DateError as e: 
             self.ok_button.set_sensitive(0)
+            self.statusbar.push(1, 
+                    _("Correct the date or switch from `{cur_mode}' to `{text_mode}'"
+                        ).format(
+                            cur_mode = MOD_TEXT[self.type_box.get_active()][1],
+                            text_mode = MOD_TEXT[-1][1]))
             return False
 
     def build_menu_names(self, obj):