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Set FormBase.Text in its ctor (fixes #2759)

This commit is contained in:
YoshiRulz 2021-06-11 01:39:24 +10:00
parent 206314445b
commit 07fd664485
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GPG Key ID: C4DE31C245353FB7
1 changed files with 17 additions and 4 deletions
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21
src/BizHawk.Client.EmuHawk/FormBase.cs
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@ -13,6 +13,8 @@ namespace BizHawk.Client.EmuHawk
{
public class FormBase : Form
{
private const string PLACEHOLDER_TITLE = "(will take value from WindowTitle/WindowTitleStatic)";
/// <summary>
/// Under Mono, <see cref="SystemColors.Control">SystemColors.Control</see> returns an ugly beige.<br/>
/// This method recursively replaces the <see cref="Control.BackColor"/> of the given <paramref name="control"/> (can be a <see cref="Form"/>) with <see cref="Color.WhiteSmoke"/>
@ -39,15 +41,26 @@ namespace BizHawk.Client.EmuHawk
public override string Text
{
get => base.Text;
set => throw new InvalidOperationException("window title can only be changed by calling " + nameof(UpdateWindowTitle) + " (which calls " + nameof(WindowTitle) + " getter)");
set
{
if (DesignMode) return;
throw new InvalidOperationException("window title can only be changed by calling " + nameof(UpdateWindowTitle) + " (which calls " + nameof(WindowTitle) + " getter)");
}
}
protected virtual string WindowTitle => WindowTitleStatic;
/// <remarks>To enforce the "static title" semantics for implementations, this getter will be called once and cached.</remarks>
protected virtual string WindowTitleStatic => DesignMode
? "(will take value from WindowTitle/WindowTitleStatic)"
: throw new NotImplementedException("you have to implement this; the Designer prevents this from being an abstract method");
protected virtual string WindowTitleStatic
{
get
{
if (DesignMode) return PLACEHOLDER_TITLE;
throw new NotImplementedException("you have to implement this; the Designer prevents this from being an abstract method");
}
}
public FormBase() => base.Text = PLACEHOLDER_TITLE;
protected override void OnLoad(EventArgs e)
{