Edit Book: Saved searches window: Remember the last used values for w…

…here to search and search direction

src/calibre/gui2/tweak_book/search.py

@@ -753,6 +753,20 @@ def pb(text, tooltip=None):
 
         self.searches.setFocus(Qt.OtherFocusReason)
 
+    @dynamic_property
+    def state(self):
+        def fget(self):
+            return {'wrap':self.wrap, 'direction':self.direction, 'where':self.where}
+        def fset(self, val):
+            self.wrap, self.where, self.direction = val['wrap'], val['where'], val['direction']
+        return property(fget=fget, fset=fset)
+
+    def save_state(self):
+        tprefs['saved_seaches_state'] = self.state
+
+    def restore_state(self):
+        self.state = tprefs.get('saved_seaches_state', SearchWidget.DEFAULT_STATE)
+
     def has_focus(self):
         if self.hasFocus():
             return True

src/calibre/gui2/tweak_book/ui.py

@@ -703,6 +703,7 @@ def save_state(self):
         tprefs.set('main_window_geometry', bytearray(self.saveGeometry()))
         tprefs.set('main_window_state', bytearray(self.saveState(self.STATE_VERSION)))
         self.central.save_state()
+        self.saved_searches.save_state()
         self.check_book.save_state()
 
     def restore_state(self):
@@ -713,6 +714,7 @@ def restore_state(self):
         if state is not None:
             self.restoreState(state, self.STATE_VERSION)
         self.central.restore_state()
+        self.saved_searches.restore_state()
 
     def contextMenuEvent(self, ev):
         ev.ignore()