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Implement cursor movement

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This commit is contained in:
Joscha 2019-06-07 16:18:32 +00:00
parent 05809b0723
commit bb6d7830ea
3 changed files with 248 additions and 12 deletions
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18
cheuph/cursor_tree_widget.py
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@ -24,8 +24,6 @@ class CursorTreeWidget(urwid.WidgetWrap):
self._lines = AttributedLinesWidget()
super().__init__(self._lines)
self._tree._cursor_id = "->3->2->3"
def render(self, size: Tuple[int, int], focus: bool) -> None:
width, height = size
@ -38,7 +36,15 @@ class CursorTreeWidget(urwid.WidgetWrap):
return True
def keypress(self, size: Tuple[int, int], key: str) -> Optional[str]:
if key == "shift up":
width, height = size
if key == "up":
self._tree.move_cursor_up()
self._invalidate()
elif key == "down":
self._tree.move_cursor_down()
self._invalidate()
elif key == "shift up":
self._tree.scroll(1)
self._invalidate()
elif key == "shift down":
@ -51,6 +57,12 @@ class CursorTreeWidget(urwid.WidgetWrap):
elif key in {"home", "shift home"}:
self._lines.horizontal_offset = 0
self._invalidate()
elif key == "shift page up":
self._tree.scroll(height - 1)
self._invalidate()
elif key == "shift page down":
self._tree.scroll(-(height - 1))
self._invalidate()
else:
t = datetime.datetime(2019,5,7,13,25,6)
self._tree._supply.add(Message(