Merge "Add mouse wheel scrolling"

gertty/view/change.py

@@ -24,6 +24,7 @@ from gertty import mywid
 from gertty import sync
 from gertty.view import side_diff as view_side_diff
 from gertty.view import unified_diff as view_unified_diff
+from gertty.view import mouse_scroll_decorator
 import gertty.view
 
 class EditTopicDialog(mywid.ButtonDialog):
@@ -389,6 +390,7 @@ class CommitMessageBox(mywid.HyperText):
             text = commentlink.run(self.app, text)
         super(CommitMessageBox, self).set_text(text)
 
+@mouse_scroll_decorator.ScrollByWheel
 class ChangeView(urwid.WidgetWrap):
     def help(self):
         key = self.app.config.keymap.formatKeys

gertty/view/change_list.py

@@ -21,6 +21,7 @@ from gertty import keymap
 from gertty import mywid
 from gertty import sync
 from gertty.view import change as view_change
+from gertty.view import mouse_scroll_decorator
 import gertty.view
 
 
@@ -139,6 +140,7 @@ class ChangeListHeader(urwid.WidgetWrap):
         for category in categories:
             self._w.contents.append((urwid.Text(' %s' % category[0]), self._w.options('given', 2)))
 
+@mouse_scroll_decorator.ScrollByWheel
 class ChangeListView(urwid.WidgetWrap):
     def help(self):
         key = self.app.config.keymap.formatKeys

gertty/view/diff.py

@@ -21,6 +21,7 @@ from gertty import keymap
 from gertty import mywid
 from gertty import gitrepo
 from gertty import sync
+from gertty.view import mouse_scroll_decorator
 
 class PatchsetDialog(urwid.WidgetWrap):
     signals = ['ok', 'cancel']
@@ -145,6 +146,7 @@ class DiffContextButton(urwid.WidgetWrap):
     def next(self, button):
         self.view.expandChunk(self.diff, self.chunk, from_end=-10)
 
+@mouse_scroll_decorator.ScrollByWheel
 class BaseDiffView(urwid.WidgetWrap):
     def help(self):
         key = self.app.config.keymap.formatKeys

gertty/view/mouse_scroll_decorator.py

@@ -0,0 +1,33 @@
+# coding=utf8
+#
+# Copyright 2014 Jan Kundrát <jkt@kde.org>
+#
+# Licensed under the Apache License, Version 2.0 (the "License"); you may
+# not use this file except in compliance with the License. You may obtain
+# a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+# License for the specific language governing permissions and limitations
+# under the License.
+
+def mouse_event_scrolling(class_type):
+    def mouse_event_scrolling(self, size, event, button, col, row, focus):
+        if event == 'mouse press':
+            if button == 4:
+                self.keypress(size, 'up')
+                return True
+            if button == 5:
+                self.keypress(size, 'down')
+                return True
+
+        return super(class_type, self).mouse_event(size, event, button, col,
+                                                   row, focus)
+    return mouse_event_scrolling
+
+def ScrollByWheel(original_class):
+    original_class.mouse_event = mouse_event_scrolling(original_class)
+    return original_class

gertty/view/project_list.py

@@ -20,6 +20,7 @@ from gertty import keymap
 from gertty import mywid
 from gertty import sync
 from gertty.view import change_list as view_change_list
+from gertty.view import mouse_scroll_decorator
 
 class ProjectRow(urwid.Button):
     project_focus_map = {None: 'focused',
@@ -67,6 +68,7 @@ class ProjectListHeader(urwid.WidgetWrap):
                 (5, urwid.Text(u'Open'))]
         super(ProjectListHeader, self).__init__(urwid.Columns(cols))
 
+@mouse_scroll_decorator.ScrollByWheel
 class ProjectListView(urwid.WidgetWrap):
     def help(self):
         key = self.app.config.keymap.formatKeys