スクロールバーが大きく動くときにページ単位でスクロールさせる

diff --git a/KancolleSniffer/ShipListPanel.cs b/KancolleSniffer/ShipListPanel.cs
index a594daa..33d5239 100644 (file)
--- a/KancolleSniffer/ShipListPanel.cs
+++ b/KancolleSniffer/ShipListPanel.cs
@@ -196,8 +196,9 @@ namespace KancolleSniffer
                 return;\r
             }\r
             ScrollBar.Minimum = 0;\r
-            var max = _shipList.Length - Height / LineHeight;\r
-            ScrollBar.LargeChange = Math.Min(10, max);\r
+            var lines = Math.Max(1, Height / LineHeight);\r
+            var max = _shipList.Length - lines;\r
+            ScrollBar.LargeChange = Math.Min(lines, max);\r
             ScrollBar.Maximum =\r
                 Math.Max(0, max + ScrollBar.LargeChange - 1); // ScrollBarを最大まで動かしてもmaxには届かない\r
             ScrollBar.Value = Math.Min(ScrollBar.Value, max);\r