//******************************************************************************
// Gm.java:	Applet
//
//******************************************************************************
import java.applet.*;
import java.awt.*;
import GmFrame;
import PictureLabel;

//==============================================================================
// Main Class for applet Gm
//
//==============================================================================
public class Gm extends Applet
{
	// STANDALONE APPLICATION SUPPORT:
	//		m_fStandAlone will be set to true if applet is run standalone
	//--------------------------------------------------------------------------
	boolean m_fStandAlone = false;
	private GmFrame fMainFrame;
	public Button btnShowMainFrame;
	public Button btnHideMainFrame;
	public Button btnCreateMainFrame;
	private Label lbTitle;
	public PictureLabel lbIcon;
	private Image icon;
	// STANDALONE APPLICATION SUPPORT
	// 	The main() method acts as the applet's entry point when it is run
	// as a standalone application. It is ignored if the applet is run from
	// within an HTML page.
	//--------------------------------------------------------------------------
	public static void main(String args[])
	{
		// Create Toplevel Window to contain applet gm
		//----------------------------------------------------------------------

		Gm applet_gm = new Gm();
		GmFrame fMainFrame = new GmFrame("Global Minimum - no method chosen", applet_gm );
		// Must show Frame before we size it so insets() will return valid values
		//----------------------------------------------------------------------
		fMainFrame.show();
        fMainFrame.hide();
		fMainFrame.resize(fMainFrame.insets().left + fMainFrame.insets().right + 500,
					 fMainFrame.insets().top + fMainFrame.insets().bottom + 300);

		// The following code starts the applet running within the frame window.
		// It also calls GetParameters() to retrieve parameter values from the
		// command line, and sets m_fStandAlone to true to prevent init() from
		// trying to get them from the HTML page.
		//----------------------------------------------------------------------


		fMainFrame.add("Center", applet_gm);
		applet_gm.m_fStandAlone = true;
		applet_gm.init();
		applet_gm.start();
        fMainFrame.show();
	}

	// gm Class Constructor
	//--------------------------------------------------------------------------
	public Gm()
	{
		// TODO: Add constructor code here
	}

	// APPLET INFO SUPPORT:
	//		The getAppletInfo() method returns a string describing the applet's
	// author, copyright date, or miscellaneous information.
    //--------------------------------------------------------------------------
	public String getAppletInfo()
	{
		return "Name: Gm\r\n" +
			   "Method algorithm author: Jonas Mockus\r\n" +
			   "Converted from C++ to Java: Mindaugas Krapauskas\r\n" +
		       "Created with Microsoft Visual J++ Version 1.0 beta\r\n"+
			   "Local methods converted from C++ to Java\r\n"+
			   "and added to 'Gm' by:\r\n"+
			   "K.Barkauskas, E.Kairys, S.Zukauskas\r\n"+
			   "Created with Symantec Cafee Java Version 1.0\r\n";
	}


	// The init() method is called by the AWT when an applet is first loaded or
	// reloaded.  Override this method to perform whatever initialization your
	// applet needs, such as initializing data structures, loading images or
	// fonts, creating frame windows, setting the layout manager, or adding UI
	// components.
    //--------------------------------------------------------------------------
	public void init()
	{
        // If you use a ResourceWizard-generated "control creator" class to
        // arrange controls in your applet, you may want to call its
        // CreateControls() method from within this method. Remove the following
        // call to resize() before adding the call to CreateControls();
        // CreateControls() does its own resizing.
        //----------------------------------------------------------------------
		if (m_fStandAlone == false)
		{
			resize(400, 60);
			lbTitle = new Label("Global Minimum:");

			btnShowMainFrame = new Button("Show");
			btnHideMainFrame = new Button("Hide");
			btnCreateMainFrame = new Button("Restart");
			icon = getImage(getCodeBase(),"icon3232.gif");
			lbIcon = new PictureLabel(icon);

			add(lbTitle);
			add(btnShowMainFrame);
			add(btnHideMainFrame);
			add(lbIcon);

			createMainFrame();
		}
	}

	private void createMainFrame()
	{
		fMainFrame = new GmFrame("Global Minimum - no method chosen", this);
	}

	// Place additional applet clean up code here.  destroy() is called when
	// when you applet is terminating and being unloaded.
	//-------------------------------------------------------------------------
	public void destroy()
	{
		// TODO: Place applet cleanup code here
		fMainFrame.dispose();
	}

	// gm Paint Handler
	//--------------------------------------------------------------------------
	public void paint(Graphics g)
	{
	}

	//		The start() method is called when the page containing the applet
	// first appears on the screen. The AppletWizard's initial implementation
	// of this method starts execution of the applet's thread.
	//--------------------------------------------------------------------------
	public void start()
	{
		// TODO: Place additional applet start code here
	}

	//		The stop() method is called when the page containing the applet is
	// no longer on the screen. The AppletWizard's initial implementation of
	// this method stops execution of the applet's thread.
	//--------------------------------------------------------------------------
	public void stop()
	{
	}


	public boolean action( Event evt, Object obj)
	{
		if (evt.target instanceof Button)
		{
			if (evt.target.equals(btnShowMainFrame))
			{
				fMainFrame.show();
			}
			else if (evt.target.equals(btnHideMainFrame))
			{
				fMainFrame.hide();
			}
			else if (evt.target.equals(btnCreateMainFrame))
			{
				createMainFrame();
				fMainFrame.show();
				remove(lbIcon);
				remove(btnCreateMainFrame);
				add(btnShowMainFrame);
				add(btnHideMainFrame);
				add(lbIcon);
				validate();
			}
			else return false;
			return true;
		}
		return false;
	}

	// TODO: Place additional applet code here

}