//////////////////////////////////////////////////////////////////////////////
//                       DX SOURCEFILE					    //
//////////////////////////////////////////////////////////////////////////////

/*
 * $Header: /home/gda/dxcvs/dx/src/ui++/java/dx/runtime/StepperGroup.java,v 1.1.1.1 1999/03/24 15:17:32 gda Exp $
 */
package dx.runtime;
import java.awt.*;

//
// Provide behavior similar to a Motif Label widget: support multi
// line labels which java labels don't seem to be able to do.
//

public class StepperGroup extends Panel {
    //
    // private
    //
    int stepper_count;
    int next;
    Object[] stepper_array;
    Font local_font;
    Color local_fg;
    Color local_bg;
    boolean initialized;
    StepperInteractor notifier;
    boolean use_arrows = true;

public StepperGroup(int count, StepperInteractor snot, boolean usem)
{
    use_arrows = usem;
    stepper_count = count;
    stepper_array = new Object[stepper_count];
    next = 0;
    local_font = null;
    local_fg = null;
    local_bg = null;
    initialized = false;
    notifier = snot;
}

public StepperGroup(int count, StepperInteractor snot)
{
    use_arrows = true;
    stepper_count = count;
    stepper_array = new Object[stepper_count];
    next = 0;
    local_font = null;
    local_fg = null;
    local_bg = null;
    initialized = false;
    notifier = snot;
}

public void setFont(Font newf)
{
    if (initialized == true) {
	int i;
	for (i=0; i<next; i++) {
	    Stepper lab = (Stepper)stepper_array[i];
	    lab.setFont(newf);
	}
    }
    local_font = newf;
}

public void setBackground (Color newc)
{
    if (initialized == true) {
	int i;
	for (i=0; i<next; i++) {
	    Stepper lab = (Stepper)stepper_array[i];
	    lab.setBackground(newc);
	}
    }
    local_bg = newc;
    super.setBackground(newc);
}

public void setForeground (Color newc)
{
    if (initialized == true) {
	int i;
	for (i=0; i<next; i++) {
	    Stepper lab = (Stepper)stepper_array[i];
	    lab.setBackground(newc);
	}
    }
    local_fg = newc;
    super.setForeground(newc);
}

//
//
//
public void init() 
{
    GridLayout gbl = new GridLayout(stepper_count, 1, 0, 0);
    setLayout(gbl);

    try {
	int i;
	for (i=0; i<stepper_count; i++) {
	    Stepper step = new Stepper(notifier);
	    if (local_fg != null) step.setForeground(local_fg);
	    if (local_bg != null) step.setBackground(local_bg);
	    if (local_font != null) step.setFont (local_font);
	    if (use_arrows == false) step.setUseArrows(false);
	    step.init();
	    add(step);
	    stepper_array[i] = (Object)step;
	}
    } catch (Exception e) {
	e.printStackTrace();
    }
    initialized = true;
}

public void setValues (int comp, double min, double max, double step, int p, double c)
{
    Stepper s = (Stepper)stepper_array[comp-1];
    s.setValues (min,max,step,p,c);
}

public void setValues (int comp, int min, int max, int step, int current)
{
    Stepper s = (Stepper)stepper_array[comp-1];
    s.setValues (min,max,step,current);
}

public String getValue()
{
    if (stepper_count == 1) {
	Stepper s = (Stepper)stepper_array[0];
	return s.getValue();
    }

    String retval = "[ ";

    int i;
    for (i=0; i<stepper_count; i++) {
	Stepper s = (Stepper)stepper_array[i];
	retval = retval + " " + s.getValue();
    }

    retval = retval + " ]";
    return retval;
}


} // end class Interactor