/// <summary>
/// Show a message box with custom buttons and callbacks.
/// </summary>
/// <param name="header">Messagebox header.</param>
/// <param name="text">Main text.</param>
/// <param name="options">Msgbox response options.</param>
/// <param name="extraEntities">Optional array of entities to add to msg box under the text and above the buttons.</param>
/// <param name="size">Alternative size to use.</param>
/// <param name="onDone">Optional callback to call when this msgbox closes.</param>
/// <param name="parent">Parent to add message box to (if not defined will use root)</param>
/// <returns>Message box handle.</returns>
public static MessageBoxHandle ShowMsgBox(string header, string text, MsgBoxOption[] options, Entities.Entity[] extraEntities = null, Vector2?size = null, System.Action onDone = null, Entities.Entity parent = null)
{
// object to return
MessageBoxHandle ret = new MessageBoxHandle();
// create panel for messagebox
size = size ?? new Vector2(500, -1);
var panel = new Entities.Panel(size.Value);
ret.Panel = panel;
panel.AddChild(new Entities.Header(header));
panel.AddChild(new Entities.HorizontalLine());
panel.AddChild(new Entities.RichParagraph(text));
// add to opened boxes counter
OpenedMsgBoxesCount++;
// add rectangle to hide and lock background
Entities.ColoredRectangle fader = null;
if (BackgroundFaderColor.A != 0)
{
fader = new Entities.ColoredRectangle(Vector2.Zero, Entities.Anchor.Center);
fader.FillColor = new Color(0, 0, 0, 100);
fader.OutlineWidth = 0;
fader.ClickThrough = false;
UserInterface.Active.AddEntity(fader);
ret.BackgroundFader = fader;
}
// add custom appended entities
if (extraEntities != null)
{
foreach (var entity in extraEntities)
{
panel.AddChild(entity);
}
}
// add bottom buttons panel
var buttonsPanel = new Entities.Panel(new Vector2(0, 70),
Entities.PanelSkin.None, size.Value.Y == -1 ? Entities.Anchor.Auto : Entities.Anchor.BottomCenter);
buttonsPanel.Padding = Vector2.Zero;
panel.AddChild(buttonsPanel);
buttonsPanel.PriorityBonus = -10;
// add all option buttons
var btnSize = new Vector2(options.Length == 1 ? 0f : (1f / options.Length), 60);
foreach (var option in options)
{
// add button entity
var button = new Entities.Button(option.Title, anchor: Entities.Anchor.AutoInline, size: btnSize);
// set click event
button.OnClick += (Entities.Entity ent) =>
{
// if need to close message box after clicking this button, close it:
if (option.Callback == null || option.Callback())
{
// remove fader and msg box panel
if (fader != null)
{
fader.RemoveFromParent();
}
panel.RemoveFromParent();
// decrease msg boxes count
OpenedMsgBoxesCount--;
// call on-done callback
onDone?.Invoke();
}
};
// add button to buttons panel
buttonsPanel.AddChild(button);
}
// add panel to given parent
if (parent != null)
{
parent.AddChild(panel);
}
// add panel to active ui root
else
{
UserInterface.Active.AddEntity(panel);
}
return(ret);
}
