public void SetTextMargin()
{
int maxWidth = 0;
if (_component != null)
{
foreach (PropertyInfo _info in _component.GetType().GetProperties())
{
if (_info.IsDefined(typeof(SquidComponentPropertyAttribute), true))
{
object[] attributes =
_info.GetCustomAttributes(
typeof(SquidComponentPropertyAttribute), false);
SquidComponentPropertyAttribute attribute = attributes[0] as SquidComponentPropertyAttribute;
Font font = this.Font;
int textWidth = 2 + (int)this.CreateGraphics().MeasureString(attribute.FriendlyName, font).Width;
// keep the biggest string's width
if (textWidth > maxWidth)
{
maxWidth = textWidth;
}
}
}
for (int i = 0; i < this.Controls.Count; i++)
{
AutoControl control = this.Controls[i] as AutoControl;
control.SetFriendlyNameWidth(maxWidth);
}
}
}
private void AddNewControl(PropertyInfo _info)
{
AutoControl control = null;
control = CreateCustomAutoControlInstance(_info);
if (control != null)
{
object[] attributes;
attributes =
_info.GetCustomAttributes(
typeof(SquidComponentPropertyAttribute), false);
SquidComponentPropertyAttribute attribute = attributes[0] as SquidComponentPropertyAttribute;
object value = _info.GetValue(_component, null);
control.SetFriendlyName(attribute.FriendlyName);
if (value == null)
{
if (attribute.DefaultValue != null)
{
control.SetValue(attribute.DefaultValue);
}
else
{
control.SetValue(null);
}
}
else
{
// special case for enums, convert to int first
if (value is Enum)
{
value = (int)value;
}
control.SetValue(value.ToString());
}
//control.BackColor = Color.RoyalBlue;
control.Location = new System.Drawing.Point(0, _lastTop);
control.Size = new Size(this.Size.Width, control.Size.Height);
control.Anchor = AnchorStyles.Top | AnchorStyles.Left | AnchorStyles.Right;
control.Tag = _info;
control.ValueChanged += ValueChangedEvent;
this.Controls.Add(control);
_lastTop += control.Height + _padding;
}
}
private void ValueChangedEvent(object sender, EventArgs e)
{
AutoControl control = sender as AutoControl;
PropertyInfo prop = control.Tag as PropertyInfo;
object valueObject = prop.GetValue(_component, null);
object newValue = control.GetValue();
// special case for Enum, we need to convert back the int value to object
if (valueObject is Enum)
{
newValue = Enum.ToObject(prop.PropertyType, newValue);
}
// if the value has really been changed, modify the component
if (newValue.Equals(prop.GetValue(_component, null)) == false)
{
Console.WriteLine("Value of prop \"" + prop.Name + "\" has changed to " + newValue.ToString());
prop.SetValue(_component, newValue, null);
}
}