[Mono-bugs] [Bug 363555] New: ToolStrip crash if ContentPanel. BackColor set to transparent

bugzilla_noreply at novell.com bugzilla_noreply at novell.com
Thu Feb 21 04:42:41 EST 2008


           Summary: ToolStrip crash if ContentPanel.BackColor set to
           Product: Mono: Class Libraries
           Version: SVN
          Platform: Other
        OS/Version: Other
            Status: NEW
          Severity: Normal
          Priority: P5 - None
         Component: Windows.Forms
        AssignedTo: mono-bugs at lists.ximian.com
        ReportedBy: andyhume32 at yahoo.co.uk
         QAContact: mono-bugs at lists.ximian.com
          Found By: ---

Found in the samples from the book "Windows Forms 2.0 Programming," by Chris
Sells and Michael Weinhardt, sources available from
http://www.sellsbrothers.com/writing/wfbook/  Reminded of it by bug 363303. 
Small repro program, and exception ToString below.

mono  --debug WinForms/Menu-\ ToolStrip/TscContentPanelBackColorTransparent.exe

Unhandled Exception: System.ArgumentException: Transparent background colors
are not supported on this control
  at System.Windows.Forms.Control.set_BackColor (Color value) [0x00067] in
  at System.Windows.Forms.ToolStripContentPanel.set_BackColor (Color value)
[0x00012] in
  at TscContentPanelBackColorTransparent.Main () [0x00000]

using System;
using System.Windows.Forms;
using System.Drawing;

public static class TscContentPanelBackColorTransparent
    static void Main()
        Form f = new Form();
        ToolStripContainer toolStripContainer1 = new ToolStripContainer();
        // Crash at this line in current Mono.
        toolStripContainer1.ContentPanel.BackColor = Color.Transparent;
        // Add some content etc so its apparent when it's working.
        toolStripContainer1.Dock = DockStyle.Fill;
        MenuStrip menuStrip1 = new MenuStrip();
        ToolStripMenuItem fileToolStripMenuItem = new ToolStripMenuItem();
        fileToolStripMenuItem.Text = "&File";
        toolStripContainer1.TopToolStripPanel.Controls.Add(new ToolStrip());


Configure bugmail: https://bugzilla.novell.com/userprefs.cgi?tab=email
------- You are receiving this mail because: -------
You are the QA contact for the bug.
You are the assignee for the bug.

More information about the mono-bugs mailing list