/// <summary>Called when 'ok' is pressed in a blocking dialogue.</summary>
public static void Ok(UIEvent e)
{
// Get the window:
Window window = e.htmlDocument.window;
// Get the dialogue:
BlockingDialogue bd = window.BlockingDialogue;
window.BlockingDialogue = null;
if (bd == null)
{
return;
}
// Restore it with a true or content from 'input zone':
HtmlElement inputZone = null;
if (bd.Type == "prompt")
{
inputZone = window.document.getElementById("spark-prompt-input-zone") as HtmlElement;
}
if (inputZone != null)
{
bd.Resume(inputZone.value);
}
else
{
bd.Resume(true);
}
}
/// <summary>Asks the user to confirm something.</summary>
public bool confirm(object request)
{
// Open the dialogue:
BlockingDialogue dialogue = BlockingDialogues.Open("confirm", this, request);
if (dialogue == null)
{
// It failed to open.
// E.g. because 'prevent this page from opening other dialogues' was ticked.
return(false);
}
// Return the response received from the user:
return(dialogue.OkResponse);
}
/// <summary>Called when 'cancel' is pressed in a blocking dialogue.</summary>
public static void Cancel(UIEvent e)
{
// Get the window:
Window window = e.htmlDocument.window;
// Get the dialogue:
BlockingDialogue bd = window.BlockingDialogue;
window.BlockingDialogue = null;
if (bd == null)
{
return;
}
// Restore it with a false:
bd.Resume(false);
}
/// <summary>Asks the user for some textual information.</summary>
public string prompt(object request)
{
// Open the dialogue:
BlockingDialogue dialogue = BlockingDialogues.Open("prompt", this, request);
if (dialogue == null)
{
// It failed to open.
// E.g. because 'prevent this page from opening other dialogues' was ticked.
return("");
}
// Return the response received from the user:
if (dialogue.Response is string)
{
return((string)dialogue.Response);
}
// Empty string otherwise
return("");
}
/// <summary>Opens a blocking dialogue in the given window.</summary>
public static BlockingDialogue Open(string type, Window window, object message)
{
// Get the thread:
System.Threading.Thread thread = System.Threading.Thread.CurrentThread;
// Safety check: We can only block the 'blockable' thread.
// This prevents it from blocking the Unity main thread.
if (thread != window.BlockableThread)
{
UnityEngine.Debug.LogWarning("Failed to open a '" + type + "' dialogue because it was on a thread other than the window's main Javascript thread (and we don't want to block it).");
return(null);
}
if (window.BlockingDialogue != null)
{
// Hmm, one is already open - we shouldn't open another.
UnityEngine.Debug.LogWarning("Unexpected '" + type + "' dialogue request. One is already open.");
return(null);
}
// Create the dialogue:
BlockingDialogue bd = new BlockingDialogue(type, window);
// Pop now:
string text;
Templates.TryGetValue(bd.Type, out text);
if (string.IsNullOrEmpty(text))
{
// UI unavailable.
return(null);
}
if (window.document.html == null)
{
Dom.Log.Add("Can't prompt without a html node.");
return(null);
}
// Append it:
HtmlElement background = window.document.createElement("div") as HtmlElement;
background.id = "spark-prompt-background";
background.innerHTML = "<div id='spark-prompt'>" + text + "</div>";
window.document.html.appendChild(background);
// Get the message zone:
HtmlElement content = background.getElementById("spark-prompt-content-zone") as HtmlElement;
if (content != null && message != null)
{
// Write the message:
content.innerHTML = message.ToString();
}
// Add the element:
bd.Element = background;
// Add to the window:
window.BlockingDialogue = bd;
// Cache the thread:
bd.Thread = thread;
try{
// Going down! Sleep now:
System.Threading.Thread.Sleep(Timeout.Infinite);
}catch (System.Threading.ThreadInterruptedException) {
// Back up again!
}
return(bd);
}