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Clear text visualizer on right double-click #1487

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merged 1 commit into from
Jul 21, 2023
Merged

Clear text visualizer on right double-click #1487

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9 changes: 9 additions & 0 deletions Bonsai.Design/ObjectTextVisualizer.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -59,6 +59,15 @@ public override void Load(IServiceProvider provider)
textBox.Multiline = true;
textBox.WordWrap = false;
textBox.ScrollBars = RichTextBoxScrollBars.Horizontal;
textBox.MouseDoubleClick += (sender, e) =>
{
if (e.Button == MouseButtons.Right)
{
buffer.Clear();
textBox.Text = string.Empty;
textPanel.Invalidate();
}
};

textPanel = new UserControl();
textPanel.SuspendLayout();
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34 changes: 34 additions & 0 deletions Bonsai.Design/RichTextLabel.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -4,12 +4,46 @@ namespace Bonsai.Design
{
internal class RichTextLabel : RichTextBox
{
const int WM_RBUTTONDOWN = 0x204;
const int WM_RBUTTONUP = 0x205;
const int WM_RBUTTONDBLCLK = 0x206;

public RichTextLabel()
{
ReadOnly = true;
TabStop = false;
SetStyle(ControlStyles.Selectable, false);
SetStyle(ControlStyles.UserMouse, true);
}

static MouseEventArgs CreateMouseEventArgs(MouseButtons button, int clicks = 1)
{
var mousePosition = MousePosition;
return new MouseEventArgs(
button,
clicks,
mousePosition.X,
mousePosition.Y,
delta: 0);
}

protected override void WndProc(ref Message m)
{
switch (m.Msg)
{
case WM_RBUTTONDOWN:
OnMouseDown(CreateMouseEventArgs(MouseButtons.Right));
break;
case WM_RBUTTONUP:
OnMouseUp(CreateMouseEventArgs(MouseButtons.Right));
break;
case WM_RBUTTONDBLCLK:
OnMouseDoubleClick(CreateMouseEventArgs(MouseButtons.Right, clicks: 2));
break;
default:
base.WndProc(ref m);
break;
}
}
}
}