/// <summary>
/// an internal function for steping into the objects main perpous needed so we can fit the peram threadstarst
/// </summary>
/// <param name="This">This refers to this from an outsiders point of view</param>
static void StartThread(object This)
{
//
BackGroundLoader LoaderWorker = (BackGroundLoader)This;
LoaderWorker.Load();
}
/// <summary>
/// Inishizes a new instance of this class form the private constructor and then starts
/// a new background thread for it to run in.
/// </summary>
/// <param name="nDisplay">The CDrawer display box we use to render</param>
/// <param name="nPath">The path we will want to load an image from</param>
/// <param name="nMaze">The parent form</param>
/// <param name="ObjectReturn">The a out for the parent so you can call back to this object if necassary</param>
/// <returns>The thread started for if you would like to keep track of it</returns>
static public Thread StartNewThreadedLoader(CDrawer nDisplay, string nPath, MazeSolver nMaze, out BackGroundLoader ObjectReturn)
{
ObjectReturn = new BackGroundLoader(nDisplay, nPath, nMaze);
Thread CurrentThread = new Thread(new ParameterizedThreadStart(StartThread));
CurrentThread.IsBackground = true;
CurrentThread.Start(ObjectReturn);
return(CurrentThread);
}
// IPORTANT Note : this is a partial Class
// the Utility funtions incuding the constructor is in found in the MazeSolverUtil.cs
/// <summary>
/// Event for load button
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void Bu_Load_Click(object sender, EventArgs e)
{
Text = "Load Bitmap to solve";
// create insh a Dilog for opening a file and set it to what we need
OpenFileDialog FileFinder = new OpenFileDialog();
FileFinder.InitialDirectory = Path.GetFullPath(Environment.CurrentDirectory + @"..\..\..\");
FileFinder.Multiselect = false;
FileFinder.Filter = "Bitmap Files|*.bmp|All Files|*.*";
if (FileFinder.ShowDialog() == DialogResult.OK && ThreadFinished)
{
ThreadFinished = false; // prevent an other thread from sarting
Bu_Solve.Enabled = false; // alow solve events
// Create a object of BackGroundLoader withits own thread and give the thread to keep track
// go to class BackGroundLoader for more on
CurrentBackGroundThread = BackGroundLoader.StartNewThreadedLoader(Display, FileFinder.FileName, this, out backGroundLoader);
}
}
