public override RenderElement GetPrimaryRenderElement(RootGraphic rootgfx)
{
if (!this.HasReadyRenderElement)
{
//first time
RenderElement baseRenderElement = base.GetPrimaryRenderElement(rootgfx);
//1. add place holder first
placeHolder = new CustomTextRun(rootgfx, this.Width - 4, this.Height - 4);
placeHolder.Text = placeHolderText;
placeHolder.SetLocation(1, 1);
placeHolder.TextColor = Color.FromArgb(180, Color.LightGray);
baseRenderElement.AddChild(placeHolder);
//2. textbox
myTextBox = new TextBox(this.Width - 4, this.Height - 4, multiline);
myTextBox.BackgroundColor = Color.Transparent;
myTextBox.SetLocation(2, 2);
textEvListener = new Text.TextSurfaceEventListener();
myTextBox.TextEventListener = textEvListener;
textEvListener.KeyDown += new EventHandler <Text.TextDomEventArgs>(textEvListener_KeyDown);
baseRenderElement.AddChild(myTextBox);
return(baseRenderElement);
}
else
{
return(base.GetPrimaryRenderElement(rootgfx));
}
}
public override RenderElement GetPrimaryRenderElement(RootGraphic rootgfx)
{
if (!this.HasReadyRenderElement)
{
//first time
RenderElement baseRenderElement = base.GetPrimaryRenderElement(rootgfx);
//1. add place holder first
placeHolder = new CustomTextRun(rootgfx, this.Width - 4, this.Height - 4);
placeHolder.Text = placeHolderText;
placeHolder.SetLocation(1, 1);
placeHolder.TextColor = Color.FromArgb(180, Color.LightGray);
baseRenderElement.AddChild(placeHolder);
//2. textbox
myTextBox = new TextBox(this.Width - 4, this.Height - 4, multiline);
myTextBox.BackgroundColor = Color.Transparent;
myTextBox.SetLocation(2, 2);
textEvListener = new Text.TextSurfaceEventListener();
myTextBox.TextEventListener = textEvListener;
textEvListener.KeyDown += new EventHandler<Text.TextDomEventArgs>(textEvListener_KeyDown);
baseRenderElement.AddChild(myTextBox);
return baseRenderElement;
}
else
{
return base.GetPrimaryRenderElement(rootgfx);
}
}