From 9b59250088764f4c7f1e2b631f6a8050e43a9120 Mon Sep 17 00:00:00 2001
From: Efimov Vasily <real@ispras.ru>
Date: Fri, 15 Feb 2019 19:59:21 +0300
Subject: [PATCH] BranchesWidget: sort order toggle button

Sort orders:
- alphabet
- reverse commiter time order (newest first)

Signed-off-by: Efimov Vasily <real@ispras.ru>
---
 cola/widgets/branch.py | 21 +++++++++++++++++++++
 cola/widgets/main.py   |  1 +
 2 files changed, 22 insertions(+)

diff --git a/cola/widgets/branch.py b/cola/widgets/branch.py
index 1710e5bc..45f7f9ec 100644
--- a/cola/widgets/branch.py
+++ b/cola/widgets/branch.py
@@ -71,6 +71,17 @@ class BranchesWidget(QtWidgets.QFrame):
         self.filter_button = qtutils.create_action_button(tooltip=tooltip,
                                                           icon=icon)
 
+        self.order_icons = odict((
+            ('version:refname', icons.a_z_order()),
+            ('-committerdate', icons.last_first_order())
+        ))
+        self.model = context.model
+
+        tooltip_order = N_('Toggle references sorting order')
+        icon = self.order_icons[context.model.refs_sort_key]
+        self.sort_order_button = qtutils.create_action_button(
+            tooltip=tooltip_order, icon=icon)
+
         self.tree = BranchesTreeWidget(context, parent=self)
         self.filter_widget = BranchesFilterWidget(self.tree)
         self.filter_widget.hide()
@@ -87,6 +98,8 @@ class BranchesWidget(QtWidgets.QFrame):
                                                 hotkeys.FILTER)
         qtutils.connect_button(self.filter_button, self.toggle_filter)
 
+        qtutils.connect_button(self.sort_order_button, self.toggle_sort_order)
+
     def toggle_filter(self):
         shown = not self.filter_widget.isVisible()
         self.filter_widget.setVisible(shown)
@@ -95,6 +108,14 @@ class BranchesWidget(QtWidgets.QFrame):
         else:
             self.tree.setFocus()
 
+    def toggle_sort_order(self):
+        keys = tuple(self.order_icons)
+        next_i = (keys.index(self.model.refs_sort_key) + 1) % len(keys)
+        self.model.refs_sort_key = keys[next_i]
+        self.sort_order_button.setIcon(
+            self.order_icons[self.model.refs_sort_key])
+        self.tree.refresh()
+
 
 class BranchesTreeWidget(standard.TreeWidget):
     updated = Signal()
diff --git a/cola/widgets/main.py b/cola/widgets/main.py
index bd0f88b2..5656a221 100644
--- a/cola/widgets/main.py
+++ b/cola/widgets/main.py
@@ -120,6 +120,7 @@ class MainView(standard.MainWindow):
         self.branchwidget = self.branchdock.widget()
         titlebar = self.branchdock.titleBarWidget()
         titlebar.add_corner_widget(self.branchwidget.filter_button)
+        titlebar.add_corner_widget(self.branchwidget.sort_order_button)
 
         # "Submodule" widgets
         self.submodulesdock = create_dock(
-- 
2.11.4.GIT