private EventHandler GetLeaveHandler(FieldAndPropertyWrapper arg)
{
ActionArgumentAttribute argAttr = arg.GetArgumentAttribute();
if (argAttr.OnLeaveHandlerName == null)
{
return(null);
}
Type actionType = ThisAction.GetType();
MethodInfo method = actionType.GetMethod(argAttr.OnLeaveHandlerName);
return((sender, e) => method.Invoke(ThisAction, new[] { sender, e }));
}
private EventHandler GetChangedHandler(FieldAndPropertyWrapper arg)
{
ActionArgumentAttribute argAttr = arg.GetArgumentAttribute();
if (argAttr.OnChangedHandlerName == null)
{
if (argAttr.OnLeaveHandlerName == null)
{
return(this.attrValue_TextChanged);
}
return(delegate { });
}
MethodInfo method = arg.DeclaringType.GetMethod(argAttr.OnChangedHandlerName);
return((sender, e) => method.Invoke(ThisAction, new[] { sender, e }));
}
private void attrValue_TextChanged(object sender, EventArgs e)
{
TextBoxBase attrValue = sender as TextBoxBase;
if (attrValue == null)
{
return;
}
FieldAndPropertyWrapper f = (FieldAndPropertyWrapper)attrValue.Tag;
if (f == null)
{
return;
}
ActionArgumentAttribute argInfo = f.GetArgumentAttribute();
object value = f.Get <Object>(ThisAction);
MethodInfo parser = f.MemberType.GetMethod(@"Parse", new[] { typeof(String) });
if (parser != null)
{
try
{
value = parser.Invoke(f, new object[] { attrValue.Text });
}
catch (Exception)
{
MessageBox.Show(this, String.Format("Invalid Value entered in {0}.{1}: {2}",
ThisAction.Name, argInfo.DisplayName, attrValue.Text));
}
}
else
{
value = attrValue.Text;
}
f.Set(ThisAction, value);
}
private static String GetArgumentName(FieldAndPropertyWrapper argument)
{
ActionArgumentAttribute argAttr = argument.GetArgumentAttribute();
return(argAttr.DisplayName ?? argument.Name);
}
/// <summary>
/// Create label and value control for argument <paramref name="arg"/>
/// </summary>
/// <param name="arg">A <see cref="FieldAndPropertyWrapper"/>for the given argument</param>
/// <returns>An array of <see cref="Control"/>s containing {<see cref="Label">label</see>, control}.</returns>
protected Control[] GenerateFieldControls(FieldAndPropertyWrapper arg)
{
ActionArgumentAttribute attrData = arg.GetArgumentAttribute();
var attrLabel = new Label {
Text = GetArgumentName(arg), Dock = DockStyle.Fill
};
if (!string.IsNullOrEmpty(attrData.Usage))
{
ArgumentTooltips.SetToolTip(attrLabel, attrData.Usage);
}
Control attrValue;
{
switch (arg.GetFieldTypeCategory())
{
case FieldAndPropertyWrapper.FieldType.Boolean:
CheckBox cb = new CheckBox
{
Anchor = AnchorStyles.Top | AnchorStyles.Left,
Checked = arg.Get <Boolean>(ThisAction)
};
cb.CheckedChanged += this.CbOnCheckedChanged;
cb.CheckedChanged += SetDirty;
attrValue = cb;
break;
//case FieldAndPropertyWrapper.FieldType.Other:
//case FieldAndPropertyWrapper.FieldType.String:
//case FieldAndPropertyWrapper.FieldType.Numeric:
default:
if (attrData.Literal)
{
attrValue = new TextBox
{
ShortcutsEnabled = true,
ContextMenu = null
};
}
else
{
attrValue = new TextBox //RichTextBox
{
BackColor = SystemColors.Info,
Multiline = false,
Height = 20,
ShortcutsEnabled = true,
ContextMenu = null
};
// ((RichTextBox)attrValue).TextChanged += NonLiteralOnTextChanged;
}
attrValue.Anchor = AnchorStyles.Top | AnchorStyles.Left | AnchorStyles.Right;
attrValue.ContextMenu = null;
object obj = arg.Get <Object>(ThisAction); //.ToString();
attrValue.Text = (obj ?? "").ToString();
attrValue.TextChanged += GetChangedHandler(arg);
attrValue.TextChanged += SetDirty;
break;
}
attrValue.Tag = arg;
attrValue.Leave += GetLeaveHandler(arg);
}
attrLabel.Margin = new Padding
{
Top = (attrValue.Height - attrLabel.Height) / 2,
Bottom = attrLabel.Margin.Bottom,
Left = attrLabel.Margin.Left,
Right = attrLabel.Margin.Right
};
return(new[] { attrLabel, attrValue });
}