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Add options to prevent the main form from minimizing #178

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10 changes: 10 additions & 0 deletions NohBoard/NohBoard/Forms/MainForm.Designer.cs
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25 changes: 24 additions & 1 deletion NohBoard/NohBoard/Forms/MainForm.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -583,6 +583,26 @@ private void mnuExit_Click(object sender, EventArgs e)

#region Rendering

/// <summary>
/// Whether the main form can be minimized or not. A minimized form will not call OnPaint upon Refresh.
/// This makes sure that OnPaint is always called by Refresh.
/// </summary>
private bool PreventMinimize;

private void mnuPreventMinimize_Click(object sender, EventArgs e)
{
this.PreventMinimize = !this.PreventMinimize;
if (this.PreventMinimize)
{
this.MinimizeBox = false;
this.mnuPreventMinimize.Checked = true;
}
else
{
this.MinimizeBox = true;
this.mnuPreventMinimize.Checked = false;
}
}
/// <summary>
/// Paints the keyboard on the screen.
/// </summary>
Expand Down Expand Up @@ -685,10 +705,13 @@ private void Render(
}

/// <summary>
/// Forces an update if any of the key or mouse states have changed.
/// Forces an update if any of the key or mouse states have changed, and makes sure that the form is not
/// minimized if PreventMinimize is on.
/// </summary>
private void UpdateTimer_Tick(object sender, EventArgs e)
{
if (this.WindowState == FormWindowState.Minimized && this.PreventMinimize)
this.WindowState = FormWindowState.Normal;
if (KeyboardState.Updated || MouseState.Updated)
this.Refresh();
}
Expand Down