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Code Issues Projects Releases Wiki Activity

fixed some scrolling issues

This commit is contained in:
Martin Wagner 2022-07-18 19:29:46 +02:00
parent fdeaad4b9f
commit 9ed5e67f5e
1 changed files with 15 additions and 4 deletions
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19
src/mpdevil.py
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@ -1298,6 +1298,17 @@ class TreeView(Gtk.TreeView):
rect.x,rect.y=self.convert_tree_to_widget_coords(rect.x,rect.y)
return (rect.x+rect.width//2, max(min(cell.y+cell.height//2, rect.y+rect.height), rect.y))
def save_set_cursor(self, *args, **kwargs):
# The standard set_cursor function should scroll normally, but it dosen't work as it should when the treeview is not completely
# initialized. This usually happens when the program is freshly started and the treeview isn't done with its internal tasks.
# See: https://lazka.github.io/pgi-docs/GLib-2.0/constants.html#GLib.PRIORITY_HIGH_IDLE
# Running set_cursor with a lower priority ensures that the treeview is done before it gets scrolled.
GLib.idle_add(self.set_cursor, *args, **kwargs)
def save_scroll_to_cell(self, *args, **kwargs):
# Similar problem as above.
GLib.idle_add(self.scroll_to_cell, *args, **kwargs)
class AutoSizedIcon(Gtk.Image):
def __init__(self, icon_name, settings_key, settings):
super().__init__(icon_name=icon_name)
@ -1832,7 +1843,7 @@ class SelectionList(TreeView):
return len(self._store)-1
def select_path(self, path):
self.set_cursor(path, None, False)
self.save_set_cursor(path, None, False)
self.row_activated(path, self._column_item)
def select(self, item):
@ -1844,7 +1855,7 @@ class SelectionList(TreeView):
break
def select_all(self):
self.set_cursor(Gtk.TreePath(0), None, False)
self.save_set_cursor(Gtk.TreePath(0), None, False)
self.row_activated(Gtk.TreePath(0), self._column_item)
def get_path_selected(self):
@ -1857,7 +1868,7 @@ class SelectionList(TreeView):
return self.get_item_at_path(self.get_path_selected())
def highlight_selected(self):
self.set_cursor(self._selected_path, None, False)
self.save_set_cursor(self._selected_path, None, False)
def _on_row_activated(self, widget, path, view_column):
if path != self._selected_path:
@ -2555,7 +2566,7 @@ class PlaylistView(TreeView):
def scroll_to_selected_title(self):
if (treeiter:=self._selection.get_selected()[1]) is not None:
path=self._store.get_path(treeiter)
self.scroll_to_cell(path, None, True, 0.25)
self.save_scroll_to_cell(path, None, True, 0.25)
def _refresh_selection(self): # Gtk.TreePath(len(self._store) is used to generate an invalid TreePath (needed to unset cursor)
self.set_cursor(Gtk.TreePath(len(self._store)), None, False)