protected override void OnKeyDown(KeyEventArgs e)
{
RadColorBoxElement editorElement = this.EditorElement as RadColorBoxElement;
PropertyGridItemElement ownerElement = this.OwnerElement as PropertyGridItemElement;
if (ownerElement == null)
{
return;
}
switch (e.KeyCode)
{
case Keys.Return:
if (!this.Validate())
{
break;
}
ownerElement.PropertyTableElement.EndEdit();
break;
case Keys.Escape:
ownerElement.Data.PropertyGridTableElement.CancelEdit();
break;
case Keys.Delete:
if (editorElement.TextBoxItem.SelectionLength != editorElement.TextBoxItem.TextLength)
{
break;
}
editorElement.Text = string.Empty;
break;
}
}
protected override void OnKeyUp(KeyEventArgs e)
{
RadColorBoxElement editorElement = this.EditorElement as RadColorBoxElement;
if (!(this.OwnerElement is PropertyGridItemElement))
{
return;
}
int selectionStart = editorElement.TextBoxItem.SelectionStart;
int selectionLength = editorElement.TextBoxItem.SelectionLength;
switch (e.KeyCode)
{
case Keys.Left:
if ((!this.RightToLeft || selectionStart != editorElement.Text.Length) && (this.RightToLeft || selectionStart != 0 || selectionLength != 0))
{
break;
}
editorElement.Validate();
break;
case Keys.Right:
if ((!this.RightToLeft || selectionStart != 0) && (this.RightToLeft || selectionStart != editorElement.Text.Length))
{
break;
}
editorElement.Validate();
break;
}
}
private Color GetEditorValue()
{
RadColorBoxElement editorElement = this.EditorElement as RadColorBoxElement;
editorElement.Validate();
return(editorElement.Value);
}
public override bool EndEdit()
{
base.EndEdit();
RadColorBoxElement editorElement = this.EditorElement as RadColorBoxElement;
editorElement.ValueChanging -= new ValueChangingEventHandler(this.editorElement_ValueChanging);
editorElement.ValueChanged -= new EventHandler(this.editorElement_ValueChanged);
editorElement.KeyDown -= new KeyEventHandler(this.editorElement_KeyDown);
editorElement.KeyUp -= new KeyEventHandler(this.editorElement_KeyUp);
editorElement.TextBoxItem.HostedControl.LostFocus -= new EventHandler(this.HostedControl_LostFocus);
return(true);
}
public override void BeginEdit()
{
base.BeginEdit();
RadColorBoxElement editorElement = this.EditorElement as RadColorBoxElement;
editorElement.ValueChanging += new ValueChangingEventHandler(this.editorElement_ValueChanging);
editorElement.ValueChanged += new EventHandler(this.editorElement_ValueChanged);
editorElement.KeyDown += new KeyEventHandler(this.editorElement_KeyDown);
editorElement.KeyUp += new KeyEventHandler(this.editorElement_KeyUp);
editorElement.TextBoxItem.SelectAll();
editorElement.TextBoxItem.TextBoxControl.Focus();
editorElement.RightToLeft = this.RightToLeft;
editorElement.TextBoxItem.HostedControl.LostFocus += new EventHandler(this.HostedControl_LostFocus);
}
private void SetEditorValue(object value)
{
RadColorBoxElement editorElement = this.EditorElement as RadColorBoxElement;
TypeConverter converter = TypeDescriptor.GetConverter(typeof(Color));
if (value is Color)
{
editorElement.Value = (Color)value;
}
else
{
object obj = converter.ConvertFromString((ITypeDescriptorContext)null, Thread.CurrentThread.CurrentCulture, value.ToString());
if (obj == null)
{
editorElement.Value = Color.Empty;
}
else
{
editorElement.Value = (Color)obj;
}
}
}
protected override void CreateChildItems(RadElement parent)
{
base.CreateChildItems(parent);
this.colorBoxElement = this.CreateColorBoxElement();
parent.Children.Add((RadElement)this.colorBoxElement);
}
