From eaf9c93e9e7a47f917e4a7c5778626861e3e557b Mon Sep 17 00:00:00 2001
From: Charles Haley <>
Date: Tue, 22 Jun 2010 08:59:37 +0100
Subject: [PATCH] Add cancel button to ChooseFormatDialog, and make the send to
 device menus honor it.

---
 src/calibre/gui2/device.py                | 5 +++--
 src/calibre/gui2/dialogs/choose_format.ui | 2 +-
 2 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/src/calibre/gui2/device.py b/src/calibre/gui2/device.py
index 33191d1773..850396bc5d 100644
--- a/src/calibre/gui2/device.py
+++ b/src/calibre/gui2/device.py
@@ -10,7 +10,7 @@ from functools import partial
 from binascii import unhexlify
 
 from PyQt4.Qt import QMenu, QAction, QActionGroup, QIcon, SIGNAL, QPixmap, \
-                     Qt, pyqtSignal, QColor, QPainter
+                     Qt, pyqtSignal, QColor, QPainter, QDialog
 from PyQt4.QtSvg import QSvgRenderer
 
 from calibre.customize.ui import available_input_formats, available_output_formats, \
@@ -814,7 +814,8 @@ class DeviceMixin(object): # {{{
         if specific:
             d = ChooseFormatDialog(self, _('Choose format to send to device'),
                                 self.device_manager.device.settings().format_map)
-            d.exec_()
+            if d.exec_() != QDialog.Accepted:
+                return
             if d.format():
                 fmt = d.format().lower()
         dest, sub_dest = dest.split(':')
diff --git a/src/calibre/gui2/dialogs/choose_format.ui b/src/calibre/gui2/dialogs/choose_format.ui
index 0ae0fa8b94..50dd4b4fc1 100644
--- a/src/calibre/gui2/dialogs/choose_format.ui
+++ b/src/calibre/gui2/dialogs/choose_format.ui
@@ -39,7 +39,7 @@
       <enum>Qt::Horizontal</enum>
      </property>
      <property name="standardButtons" >
-      <set>QDialogButtonBox::Ok</set>
+      <set>QDialogButtonBox::Ok|QDialogButtonBox::Cancel</set>
      </property>
     </widget>
    </item>