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Somewhat reduce flickering on select changes

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This commit is contained in:
Justin Aquadro 2013-05-25 01:11:05 -04:00
parent 00cc08bb05
commit 09806d5f14
1 changed files with 18 additions and 0 deletions
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18
Vendor/MultiSelectTreeView/MultiSelectTreeview.cs vendored
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@ -23,6 +23,8 @@ namespace NBTExplorer.Vendor.MultiSelectTreeView
} }
set set
{ {
BeginUpdate();
ClearSelectedNodes(); ClearSelectedNodes();
if( value != null ) if( value != null )
{ {
@ -31,6 +33,8 @@ namespace NBTExplorer.Vendor.MultiSelectTreeView
ToggleNode( node, true ); ToggleNode( node, true );
} }
} }
EndUpdate();
} }
} }
@ -53,6 +57,8 @@ namespace NBTExplorer.Vendor.MultiSelectTreeView
public MultiSelectTreeView() public MultiSelectTreeView()
{ {
SetStyle(ControlStyles.OptimizedDoubleBuffer | ControlStyles.AllPaintingInWmPaint, true);
m_SelectedNodes = new List<TreeNode>(); m_SelectedNodes = new List<TreeNode>();
base.SelectedNode = null; base.SelectedNode = null;
} }
@ -581,5 +587,17 @@ namespace NBTExplorer.Vendor.MultiSelectTreeView
} }
#endregion #endregion
private const int WM_ERASEBKGND = 0x14;
protected override void WndProc (ref Message m)
{
if (m.Msg == WM_ERASEBKGND) //if message is is erase background
{
return;
}
base.WndProc(ref m);
}
} }
} }