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Fixes #859. ScrollDown and ScrollRight navigates to beyond the ContentSize size.

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BDisp
2020-08-12 16:41:02 +01:00
parent a1928e3668
commit dba5c6b227
1 changed files with 10 additions and 9 deletions
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19
Terminal.Gui/Views/ScrollView.cs
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@@ -646,10 +646,11 @@ namespace Terminal.Gui {
public bool ScrollDown (int lines)
{
var ny = Math.Max (-contentSize.Height, contentOffset.Y - lines);
if (ny == contentOffset.Y)
return false;
ContentOffset = new Point (contentOffset.X, ny);
return true;
if (-contentSize.Height < ny) {
ContentOffset = new Point (contentOffset.X, ny);
return true;
}
return false;
}
/// <summary>
@@ -660,11 +661,11 @@ namespace Terminal.Gui {
public bool ScrollRight (int cols)
{
var nx = Math.Max (-contentSize.Width, contentOffset.X - cols);
if (nx == contentOffset.X)
return false;
ContentOffset = new Point (nx, contentOffset.Y);
return true;
if (-contentSize.Width < nx) {
ContentOffset = new Point (nx, contentOffset.Y);
return true;
}
return false;
}
///<inheritdoc/>