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More intelligent content size checking on listview.

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This commit is contained in:
Robin 2015-12-15 20:09:48 +00:00
parent a699c6341e
commit bc527a31af
1 changed files with 29 additions and 3 deletions
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32
DarkUI/Controls/DarkListView.cs
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@ -148,7 +148,11 @@ namespace DarkUI.Controls
private void Item_TextChanged(object sender, EventArgs e)
{
UpdateContentSize();
var item = (DarkListItem)sender;
UpdateItemSize(item);
UpdateContentSize(item);
Invalidate();
}
protected override void OnMouseDown(MouseEventArgs e)
@ -411,9 +415,31 @@ namespace DarkUI.Controls
highestWidth = item.Area.Right + 1;
}
ContentSize = new Size(highestWidth, Items.Count * ItemHeight);
var width = highestWidth;
var height = Items.Count * ItemHeight;
Invalidate();
if (ContentSize.Width != width || ContentSize.Height != height)
{
ContentSize = new Size(width, height);
Invalidate();
}
}
private void UpdateContentSize(DarkListItem item)
{
var itemWidth = item.Area.Right + 1;
if (itemWidth == ContentSize.Width)
{
UpdateContentSize();
return;
}
if (itemWidth > ContentSize.Width)
{
ContentSize = new Size(itemWidth, ContentSize.Height);
Invalidate();
}
}
public void EnsureVisible()