private Color GetEditorValue()
{
BaseColorEditorElement editorElement = this.EditorElement as BaseColorEditorElement;
editorElement.Validate();
return(editorElement.Value);
}
protected override void OnKeyUp(KeyEventArgs e)
{
BaseColorEditorElement editorElement = this.EditorElement as BaseColorEditorElement;
PropertyGridItemElement visualItem = this.OwnerElement as PropertyGridItemElement;
if (visualItem != null)
{
int selectionStart = editorElement.ColorTextBox.TextBoxItem.SelectionStart;
int selectionLength = editorElement.ColorTextBox.TextBoxItem.SelectionLength;
switch (e.KeyCode)
{
case Keys.Right:
if ((RightToLeft && selectionStart == 0) || (!RightToLeft && selectionStart == editorElement.Text.Length))
{
editorElement.Validate();
}
break;
case Keys.Left:
if ((RightToLeft && selectionStart == editorElement.Text.Length) || (!RightToLeft && selectionStart == 0 && selectionLength == 0))
{
editorElement.Validate();
}
break;
}
}
}
protected override void OnKeyDown(KeyEventArgs e)
{
BaseColorEditorElement editorElement = this.EditorElement as BaseColorEditorElement;
PropertyGridItemElement visualItem = this.OwnerElement as PropertyGridItemElement;
if (visualItem != null)
{
switch (e.KeyCode)
{
case Keys.Enter:
if (this.Validate())
{
visualItem.PropertyTableElement.EndEdit();
}
break;
case Keys.Escape:
visualItem.Data.PropertyGridTableElement.CancelEdit();
break;
case Keys.Delete:
if (editorElement.ColorTextBox.TextBoxItem.SelectionLength == editorElement.ColorTextBox.TextBoxItem.TextLength)
{
editorElement.Text = String.Empty;
}
break;
}
}
}
public override bool EndEdit()
{
base.EndEdit();
BaseColorEditorElement editorElement = this.EditorElement as BaseColorEditorElement;
editorElement.ValueChanging -= editorElement_ValueChanging;
editorElement.ValueChanged -= editorElement_ValueChanged;
editorElement.KeyDown -= editorElement_KeyDown;
editorElement.KeyUp -= editorElement_KeyUp;
editorElement.ColorTextBox.TextBoxItem.HostedControl.LostFocus -= new EventHandler(HostedControl_LostFocus);
return(true);
}
private void SetEditorValue(Object value)
{
BaseColorEditorElement editorElement = this.EditorElement as BaseColorEditorElement;
TypeConverter colorConverter = TypeDescriptor.GetConverter(typeof(Color));
if (!colorConverter.IsValid(value))
{
editorElement.Value = Color.Empty;
}
else
{
editorElement.Value = (Color)colorConverter.ConvertFromString(value.ToString());
}
}
public override void BeginEdit()
{
base.BeginEdit();
BaseColorEditorElement editorElement = this.EditorElement as BaseColorEditorElement;
editorElement.ValueChanging += new ValueChangingEventHandler(editorElement_ValueChanging);
editorElement.ValueChanged += new EventHandler(editorElement_ValueChanged);
editorElement.KeyDown += new KeyEventHandler(editorElement_KeyDown);
editorElement.KeyUp += new KeyEventHandler(editorElement_KeyUp);
editorElement.ColorTextBox.TextBoxItem.SelectAll();
editorElement.ColorTextBox.TextBoxItem.TextBoxControl.Focus();
editorElement.RightToLeft = this.RightToLeft;
editorElement.ColorTextBox.TextBoxItem.HostedControl.LostFocus += new EventHandler(HostedControl_LostFocus);
}
