Keep filter after updating the list

gui/qt/address_list.py

@@ -34,6 +34,7 @@ from electrum.bitcoin import is_address
 
 
 class AddressList(MyTreeWidget):
+    filter_columns = [0, 1, 2]  # Address, Label, Balance
 
     def __init__(self, parent=None):
         MyTreeWidget.__init__(self, parent, self.create_menu, [ _('Address'), _('Label'), _('Balance'), _('Tx')], 1)

gui/qt/contact_list.py

@@ -35,6 +35,7 @@ from util import MyTreeWidget, pr_tooltips, pr_icons
 
 
 class ContactList(MyTreeWidget):
+    filter_columns = [0, 1]  # Key, Value
 
     def __init__(self, parent):
         MyTreeWidget.__init__(self, parent, self.create_menu, [_('Name'), _('Address')], 0, [0])

gui/qt/history_list.py

@@ -49,6 +49,7 @@ TX_ICONS = [
 
 
 class HistoryList(MyTreeWidget):
+    filter_columns = [2, 3, 4]  # Date, Description, Amount
 
     def __init__(self, parent=None):
         MyTreeWidget.__init__(self, parent, self.create_menu, [], 3)

gui/qt/invoice_list.py

@@ -31,6 +31,7 @@ from electrum.plugins import run_hook
 
 
 class InvoiceList(MyTreeWidget):
+    filter_columns = [0, 1, 2, 3]  # Date, Requestor, Description, Amount
 
     def __init__(self, parent):
         MyTreeWidget.__init__(self, parent, self.create_menu, [_('Expires'), _('Requestor'), _('Description'), _('Amount'), _('Status')], 2)

gui/qt/main_window.py

@@ -1711,15 +1711,15 @@ class ElectrumWindow(QMainWindow, MessageBoxMixin, PrintError):
     def do_search(self, t):
         i = self.tabs.currentIndex()
         if i == 0:
-            self.history_list.filter(t, [2, 3, 4])  # Date, Description, Amount
+            self.history_list.filter(t)
         elif i == 1:
-            self.invoice_list.filter(t, [0, 1, 2, 3]) # Date, Requestor, Description, Amount
+            self.invoice_list.filter(t)
         elif i == 2:
-            self.request_list.filter(t, [0, 1, 2, 3, 4]) # Date, Account, Address, Description, Amount
+            self.request_list.filter(t)
         elif i == 3:
-            self.address_list.filter(t, [0,1, 2])  # Address, Label, Balance
+            self.address_list.filter(t)
         elif i == 4:
-            self.contact_list.filter(t, [0, 1])  # Key, Value
+            self.contact_list.filter(t)
 
 
     def new_contact_dialog(self):

gui/qt/request_list.py

@@ -34,6 +34,8 @@ from util import MyTreeWidget, pr_tooltips, pr_icons
 
 
 class RequestList(MyTreeWidget):
+    filter_columns = [0, 1, 2, 3, 4]  # Date, Account, Address, Description, Amount
+
 
     def __init__(self, parent):
         MyTreeWidget.__init__(self, parent, self.create_menu, [_('Date'), _('Address'), '', _('Description'), _('Amount'), _('Status')], 3)

gui/qt/util.py

@@ -391,6 +391,7 @@ class MyTreeWidget(QTreeWidget):
         self.setItemDelegate(ElectrumItemDelegate(self))
         self.itemDoubleClicked.connect(self.on_doubleclick)
         self.update_headers(headers)
+        self.current_filter = ""
 
     def update_headers(self, headers):
         self.setColumnCount(len(headers))
@@ -477,6 +478,8 @@ class MyTreeWidget(QTreeWidget):
             self.setUpdatesEnabled(False)
             self.on_update()
             self.setUpdatesEnabled(True)
+        if self.current_filter:
+            self.filter(self.current_filter)
 
     def on_update(self):
         pass
@@ -490,8 +493,10 @@ class MyTreeWidget(QTreeWidget):
             for x in self.get_leaves(item):
                 yield x
 
-    def filter(self, p, columns):
+    def filter(self, p):
+        columns = self.__class__.filter_columns
         p = unicode(p).lower()
+        self.current_filter = p
         for item in self.get_leaves(self.invisibleRootItem()):
             item.setHidden(all([unicode(item.text(column)).lower().find(p) == -1
                                 for column in columns]))