playlist: Initialize column widths to some reasonable values

And save / restore through the settings file.

Signed-off-by: Anna Schumaker <Anna@NoWheyCreamery.com>

playlist/__init__.py

@@ -9,13 +9,13 @@ View.set_hexpand(True)
 View.set_model(Selection)
 
 View.append_column(column.Column("#"))
-View.append_column(column.Column("Title"))
+View.append_column(column.Column("Title", width=250))
 View.append_column(column.Column("Length"))
-View.append_column(column.Column("Artist"))
-View.append_column(column.Column("Album"))
+View.append_column(column.Column("Artist", width=150))
+View.append_column(column.Column("Album", width=150))
 View.append_column(column.Column("Year"))
 View.append_column(column.Column("Count"))
-View.append_column(column.Column("Last Played"))
+View.append_column(column.Column("Last Played", width=150))
 
 Scroll = Gtk.ScrolledWindow()
 Scroll.set_child(View)

playlist/column.py

@@ -1,9 +1,17 @@
 # Copyright 2021 (c) Anna Schumaker.
+from lib import settings
 from gi.repository import Gtk
 
 class Column(Gtk.ColumnViewColumn):
-    def __init__(self, title):
+    def __init__(self, title, width=-1):
         Gtk.ColumnViewColumn.__init__(self)
 
+        settings.initialize(f"column.{title}", width)
+
+        self.set_fixed_width(settings.get_int(f"column.{title}"))
         self.set_resizable(True)
         self.set_title(title)
+        self.connect("notify::fixed-width", self.on_width_changed)
+
+    def on_width_changed(self, col, param):
+        settings.set(f"column.{self.get_title()}", self.get_fixed_width())

playlist/test_column.py

@@ -1,12 +1,23 @@
 # Copyright 2021 (c) Anna Schumaker.
+from lib import settings
 from . import column
 from gi.repository import Gtk
 import unittest
 
 class TestPlaylistColumn(unittest.TestCase):
+    def tearDown(self):
+        settings.reset()
+
     def test_playlist_column_init(self):
         col = column.Column("Test")
         self.assertIsInstance(col, Gtk.ColumnViewColumn)
 
         self.assertEqual(col.get_title(), "Test")
         self.assertTrue(col.get_resizable())
+
+    def test_playlist_column_width(self):
+        col = column.Column("Test", width=100)
+
+        self.assertEqual(settings.get_int("column.Test"), 100)
+        col.set_fixed_width(200)
+        self.assertEqual(settings.get_int("column.Test"), 200)

test_playlist.py

@@ -3,9 +3,9 @@ from gi.repository import Gtk
 import playlist
 import unittest
 
-
-columns = [ "#", "Title", "Length", "Artist", "Album",
-            "Year", "Count", "Last Played" ]
+columns = [ ("#", -1), ("Title", 250), ("Length", -1),
+            ("Artist", 150), ("Album", 150),
+            ("Year", -1), ("Count", -1), ("Last Played", 150) ]
 
 class TestPlaylist(unittest.TestCase):
     def test_playlist_init(self):
@@ -19,4 +19,5 @@ class TestPlaylist(unittest.TestCase):
         self.assertTrue(playlist.View.get_hexpand())
 
         for (i, c) in enumerate(playlist.View.get_columns()):
-            self.assertEqual(c.get_title(), columns[i])
+            self.assertEqual(c.get_title(), columns[i][0])
+            self.assertEqual(c.get_fixed_width(), columns[i][1])