Implement ticket #7834: Enhance Send Specific Formats dialog to better display existing formats.

src/calibre/gui2/device.py

@@ -13,7 +13,7 @@ from calibre.customize.ui import available_input_formats, available_output_forma
     device_plugins
 from calibre.devices.interface import DevicePlugin
 from calibre.devices.errors import UserFeedback, OpenFeedback
-from calibre.gui2.dialogs.choose_format import ChooseFormatDialog
+from calibre.gui2.dialogs.choose_format_device import ChooseFormatDeviceDialog
 from calibre.utils.ipc.job import BaseJob
 from calibre.devices.scanner import DeviceScanner
 from calibre.gui2 import config, error_dialog, Dispatcher, dynamic, \
@@ -826,8 +826,22 @@ class DeviceMixin(object): # {{{
 
         fmt = None
         if specific:
-            d = ChooseFormatDialog(self, _('Choose format to send to device'),
-                                self.device_manager.device.settings().format_map)
+            formats = []
+            aval_out_formats = available_output_formats()
+            format_count = {}
+            for row in rows:
+                for f in self.library_view.model().db.formats(row.row()).split(','):
+                    f = f.lower()
+                    if format_count.has_key(f):
+                        format_count[f] += 1
+                    else:
+                        format_count[f] = 1
+            for f in self.device_manager.device.settings().format_map:
+                if f in format_count.keys():
+                    formats.append((f, _('%i of %i Books' % (format_count[f], len(rows))), True if f in aval_out_formats else False))
+                elif f in aval_out_formats:
+                    formats.append((f, _('0 of %i Books' % len(rows)), True))
+            d = ChooseFormatDeviceDialog(self, _('Choose format to send to device'), formats)
             if d.exec_() != QDialog.Accepted:
                 return
             if d.format():

src/calibre/gui2/dialogs/choose_format_device.py

@@ -0,0 +1,53 @@
+__license__   = 'GPL v3'
+__copyright__ = '2011, John Schember <john@nachtimwald.com>'
+
+from PyQt4.Qt import QDialog, QTreeWidgetItem, QIcon, SIGNAL
+
+from calibre.gui2 import file_icon_provider
+from calibre.gui2.dialogs.choose_format_device_ui import Ui_ChooseFormatDeviceDialog
+
+class ChooseFormatDeviceDialog(QDialog, Ui_ChooseFormatDeviceDialog):
+
+    def __init__(self, window, msg, formats):
+        '''
+        formats is a list of tuples: [(format, exists, convertable)].
+            format: Lower case format identifier. E.G. mobi
+            exists: String representing the number of books that
+                    exist in the format.
+            convertable: True if the format is a convertable format.
+        formats should be ordered in the device's preferred format ordering.
+        '''
+        QDialog.__init__(self, window)
+        Ui_ChooseFormatDeviceDialog.__init__(self)
+        self.setupUi(self)
+        self.connect(self.formats, SIGNAL('activated(QModelIndex)'),
+                self.activated_slot)
+
+        self.msg.setText(msg)
+        for i, (format, exists, convertable) in enumerate(formats):
+            t_item = QTreeWidgetItem()
+            t_item.setIcon(0, file_icon_provider().icon_from_ext(format.lower()))
+            t_item.setText(0, format.upper())
+            t_item.setText(1, exists)
+            if convertable:
+                t_item.setIcon(2, QIcon(I('ok.png')))
+            self.formats.addTopLevelItem(t_item)
+            if i == 0:
+                self.formats.setCurrentItem(t_item)
+                t_item.setSelected(True)
+        self.formats.resizeColumnToContents(2)
+        self.formats.resizeColumnToContents(1)
+        self.formats.resizeColumnToContents(0)
+        self.formats.header().resizeSection(0, self.formats.header().sectionSize(0) * 2)
+        self._format = None
+
+    def activated_slot(self, *args):
+        self.accept()
+
+    def format(self):
+        return self._format
+
+    def accept(self):
+        self._format = unicode(self.formats.currentItem().text(0))
+        return QDialog.accept(self)
+

src/calibre/gui2/dialogs/choose_format_device.ui

@@ -0,0 +1,111 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>ChooseFormatDeviceDialog</class>
+ <widget class="QDialog" name="ChooseFormatDeviceDialog">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>507</width>
+    <height>377</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>Choose Format</string>
+  </property>
+  <property name="windowIcon">
+   <iconset>
+    <normaloff>:/images/mimetypes/unknown.png</normaloff>:/images/mimetypes/unknown.png</iconset>
+  </property>
+  <layout class="QVBoxLayout">
+   <item>
+    <widget class="QLabel" name="msg">
+     <property name="text">
+      <string>TextLabel</string>
+     </property>
+    </widget>
+   </item>
+   <item>
+    <widget class="QTreeWidget" name="formats">
+     <property name="alternatingRowColors">
+      <bool>true</bool>
+     </property>
+     <property name="iconSize">
+      <size>
+       <width>64</width>
+       <height>64</height>
+      </size>
+     </property>
+     <property name="allColumnsShowFocus">
+      <bool>true</bool>
+     </property>
+     <column>
+      <property name="text">
+       <string>Format</string>
+      </property>
+     </column>
+     <column>
+      <property name="text">
+       <string>Existing</string>
+      </property>
+      <property name="textAlignment">
+       <set>AlignLeft|AlignVCenter</set>
+      </property>
+     </column>
+     <column>
+      <property name="text">
+       <string>Convertable</string>
+      </property>
+     </column>
+    </widget>
+   </item>
+   <item>
+    <widget class="QDialogButtonBox" name="buttonBox">
+     <property name="orientation">
+      <enum>Qt::Horizontal</enum>
+     </property>
+     <property name="standardButtons">
+      <set>QDialogButtonBox::Cancel|QDialogButtonBox::Ok</set>
+     </property>
+    </widget>
+   </item>
+  </layout>
+ </widget>
+ <resources>
+  <include location="../../../../resources/images.qrc"/>
+ </resources>
+ <connections>
+  <connection>
+   <sender>buttonBox</sender>
+   <signal>accepted()</signal>
+   <receiver>ChooseFormatDeviceDialog</receiver>
+   <slot>accept()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>248</x>
+     <y>254</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>157</x>
+     <y>274</y>
+    </hint>
+   </hints>
+  </connection>
+  <connection>
+   <sender>buttonBox</sender>
+   <signal>rejected()</signal>
+   <receiver>ChooseFormatDeviceDialog</receiver>
+   <slot>reject()</slot>
+   <hints>
+    <hint type="sourcelabel">
+     <x>316</x>
+     <y>260</y>
+    </hint>
+    <hint type="destinationlabel">
+     <x>286</x>
+     <y>274</y>
+    </hint>
+   </hints>
+  </connection>
+ </connections>
+</ui>