/// <summary>
/// Constructor of a RichTextBox style cell. You must st a valid Model to use this type of cell with this constructor.
/// </summary>
public RichTextBox()
{
View = Views.RichTextBox.Default;
Model.AddModel(new Models.RichTextBox());
AddController(Controllers.RichTextBox.Default);
Editor = new Editors.RichTextBox();
}
/// <summary>
/// Constructor of a RichTextBox style cell. You must st a valid Model to use this type of cell with this constructor.
/// </summary>
public RichTextBox()
{
View = Views.RichTextBox.Default;
Model.AddModel(new Models.RichTextBox());
AddController(Controllers.RichTextBox.Default);
Editor = new Editors.RichTextBox();
}
/// <summary>
/// If ValueEventArgs is a font, use it to change SelectionFont
/// If String, assign it as rtf
/// If Int32, assign it as offset
/// If HorizontalAlignment, assign as SelectionAlignment
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
public override void OnValueChanging(CellContext sender, ValueChangeEventArgs e)
{
base.OnValueChanging(sender, e);
// only check if event args is of known type if event is not of type rich text
if (!(e.NewValue is DevAge.Windows.Forms.RichText))
{
Editors.RichTextBox richEditor = (Editors.RichTextBox)sender.Cell.Editor;
DevAge.Windows.Forms.DevAgeRichTextBox richTextBox = richEditor.Control;
// if editor is not open, assign value and select all text
if (sender.Cell.Editor.EditCell == null)
{
richTextBox.Value = sender.Value as DevAge.Windows.Forms.RichText;
richTextBox.SelectAll();
}
if (e.NewValue is Font)
{
richTextBox.SelectionFont = (Font)e.NewValue;
}
else if (e.NewValue is Color)
{
richTextBox.SelectionColor = (Color)e.NewValue;
}
else if (e.NewValue is Int32)
{
richTextBox.SelectionCharOffset = (int)e.NewValue;
}
else if (e.NewValue is HorizontalAlignment)
{
richTextBox.SelectionAlignment = (HorizontalAlignment)e.NewValue;
}
else if (e.NewValue is DevAge.Windows.Forms.EffectType)
{
richTextBox.SelectionEffect = (DevAge.Windows.Forms.EffectType)e.NewValue;
}
// if editor is not open, use changed value for cell
if (sender.Cell.Editor.EditCell == null)
{
sender.Value = richTextBox.Value;
}
}
}
/// <summary>
/// Get real RichTextBox Control
/// </summary>
/// <param name="cellContext"></param>
/// <returns></returns>
private DevAge.Windows.Forms.DevAgeRichTextBox GetRichTextBoxControl(CellContext cellContext)
{
if (cellContext.Cell != null)
{
Editors.RichTextBox editorRichTextBox = cellContext.Cell.Editor as Editors.RichTextBox;
// if editor is not active, value needs to be assigned to prevent
// using an old editor of another cell
// as an editor can be used for more than one cell
if (editorRichTextBox.EditCell == null)
{
editorRichTextBox.Control.Value = cellContext.Value as DevAge.Windows.Forms.RichText;
}
return(editorRichTextBox.Control);
}
return(null);
}
