public override object GetValue(object component)
{
// Have the property bag raise an event to get the current value
// of the property.
PropertySpecEventArgs e = new PropertySpecEventArgs(item, null);
bag.OnGetValue(e);
return e.Value;
}
public override void SetValue(object component, object value)
{
// Have the property bag raise an event to set the current value
// of the property.
PropertySpecEventArgs e = new PropertySpecEventArgs(item, value);
bag.OnSetValue(e);
}
public string GetPropertiesString()
{
string strVal = "";
foreach(PropertySpec property in properties)
{
PropertySpecEventArgs e = new PropertySpecEventArgs(property, null);
OnGetValue(e);
if(e.Value != null)
{
if(e.Value.GetType() == typeof(PropertyTable) || e.Value.GetType() == typeof(PropertyBag))
return "";
else
strVal += e.Value.ToString() + ", ";
}
}
return strVal.Substring(0, (strVal.Length-2));
}
/// <summary>
/// Raises the SetValue event.
/// </summary>
/// <param name="e">A PropertySpecEventArgs that contains the event data.</param>
protected virtual void OnSetValue(PropertySpecEventArgs e)
{
if(SetValue != null)
SetValue(this, e);
}
/// <summary>
/// This member overrides PropertyBag.OnSetValue.
/// </summary>
protected override void OnSetValue(PropertySpecEventArgs e)
{
propValues[e.Property.Name] = e.Value;
base.OnSetValue(e);
}
/// <summary>
/// This member overrides PropertyBag.OnGetValue.
/// </summary>
protected override void OnGetValue(PropertySpecEventArgs e)
{
e.Value = propValues[e.Property.Name];
// if(e.Value == null)
// throw new System.Exception("No value with the specified property name exists. PropertyName: " + e.Property.Name);
base.OnGetValue(e);
}
protected void ctrlValue_Changed(object sender, System.EventArgs e)
{
try
{
if(txtValue.Text.Trim().Length == 0)
throw new System.Exception("Invalid property value for '" + this.PropertyName + "', you must specify a value.");
if(m_PropertySpec != null)
{
double dblVal = Convert.ToDouble(txtValue.Text);
PropertySpecEventArgs args = new PropertySpecEventArgs(m_PropertySpec, Convert.ChangeType(dblVal, Type.GetType(m_PropertySpec.TypeName)));
OnSetValue(args);
SetSliderValue(dblVal);
m_dblCurrentValue = dblVal;
}
}
catch(System.Exception ex)
{
//System.Windows.Forms.MessageBox.Show(this, ex.Message, "Slider Error", System.Windows.Forms.MessageBoxButtons.OK, System.Windows.Forms.MessageBoxIcon.Error);
string strVal = ex.Message; //Freaking error CS0168
//Lets reset the value back to the one in the slider.
txtValue.Text = m_dblCurrentValue.ToString();
}
}
protected void ctrlSlider_Scroll(object sender, System.EventArgs e)
{
try
{
if(m_PropertySpec != null)
{
double dblVal = CalculateValueFromSlider();
PropertySpecEventArgs args = new PropertySpecEventArgs(m_PropertySpec, Convert.ChangeType(dblVal, Type.GetType(m_PropertySpec.TypeName)));
OnSetValue(args);
txtValue.Text = dblVal.ToString();
m_dblCurrentValue = dblVal;
}
}
catch(System.Exception ex)
{
string strVal = ex.Message; //Freaking error CS0168
//System.Windows.Forms.MessageBox.Show(this, ex.Message, "Slider Error", System.Windows.Forms.MessageBoxButtons.OK, System.Windows.Forms.MessageBoxIcon.Error);
}
}
public void GetValues()
{
if(m_PropertySpec != null)
{
PropertySpecEventArgs args = new PropertySpecEventArgs(m_PropertySpec, 0);
OnGetValue(args);
double dblValue = Convert.ToDouble(args.Value);
SetSliderValue(dblValue);
}
}
