public void back()
{
MenuComponentComposite f = this.currentSelectedComponent.getFather();
if (f == this.menu.getChild(0))
{
return;
}
try
{
if (!this.currentSelectedComponent.isExpanded() && this.currentSelectedComponent.hasFocus())
{
this.currentSelectedComponent.setFocus(false);
f.getFather().setExpanded(true);
f.getFather().validate();
f.setExpanded(false);
this.currentSelectedComponent = f;
this.currentComponentIndex = this.componentsTraversedIndexes.Pop();
f.setFocus(true);
// this.currentSelectedComponent.setFocus(true);
}
else
{
//should be a container expanded without child
// Console.WriteLine("Closing container expanded without child");
this.currentSelectedComponent.setFocus(true);
this.currentSelectedComponent.setExpanded(false);
f.setExpanded(true);
f.validate();
}
}
catch (NoChildException e)
{
}
}
override public MenuComponentComposite removeChildComponent(int index)
{
MenuComponentComposite c = this.getChild(index);
if (c != null)
{
this.removeChildComponent(c);
c.setFather(null);
}
return(c);
}
override public void addChildComponent(MenuComponentComposite c)
{
// Console.WriteLine("list add child component " + this.children.Count);
//var name = c.getName();
//float W = this.font.MeasureString(name).X;
Rectangle b = new Rectangle(this.leftMargin, this.firstChildDeltaY + this.bounds.Y + (this.childHeight * this.children.Count),
this.bounds.Width - this.leftMargin, this.childHeight);
// this.bounds.Width - t, this.childHeight);
c.setBounds(b);
c.setExpandedBounds(this.expandedBounds);
base.addChildComponent(c);
}
new public void setFocus(bool state)
{
if (this.expanded)
{
MenuComponentComposite c = this.getChild(0);
if (c != null && state == true)
{
c.setFocus(true);
}
}
else
{
base.setFocus(state);
}
}
public void down()
{
MenuComponentComposite f = this.currentSelectedComponent.getFather();
if (f != null)
{
this.currentSelectedComponent.setFocus(false);
IList <MenuComponentComposite> sibling = f.getAllChildren();
this.currentComponentIndex = (this.currentComponentIndex + 1) % (sibling.Count);
this.currentSelectedComponent = sibling[this.currentComponentIndex];
this.currentSelectedComponent.setFocus(true);
if (Menu.soundEnabled)
{
MenuSoundManager.playMoveDown();
}
}
}
override public void addChildComponent(MenuComponentComposite c)
{
// Console.WriteLine("Root addChildComponent ");
if (this.children.Count > 0)
{
return; // max one child
}
int x = (this.bounds.Width * this.childDeltaX) / 100;
int y = (this.bounds.Height * this.childDeltaY) / 100;
Rectangle childBounds = new Rectangle(this.bounds.X + x, this.bounds.Y + y,
//this.bounds.Width - x *2, this.bounds.Height - y *2);
this.bounds.Width, this.bounds.Height - y * 2);
c.setBounds(childBounds);
c.setExpandedBounds(this.bounds);
base.addChildComponent(c);
}
public MenuTraverser(RootMenuItem menu)
{
this.menu = menu;
// this.OnMenuActionCachedHandler = (action) => this.OnMenuAction(action);
this.componentsTraversedIndexes = new Stack <int>();
MenuComponentComposite firstChild = this.menu.getChild(0);
if (firstChild != null)
{
firstChild.setExpanded(true);
this.currentSelectedComponent = firstChild;
this.currentComponentIndex = 0;
MenuComponentComposite c = firstChild.getChild(0);
//first child of the first child of root is a container with at least one child. Start traversing from here
if (c != null)
{
this.componentsTraversedIndexes.Push(this.currentComponentIndex);
this.currentSelectedComponent = c;
this.currentSelectedComponent.setFocus(true);
this.currentComponentIndex = 0;
// this.currentSelectedComponent.setExpanded(true);
}
else
{
firstChild.setFocus(true);
}
}
else
{
//that's pretty strange. a root component should always have a child component
}
}
private void goForward()
{
MenuComponentComposite t = this.currentSelectedComponent;
MenuComponentComposite c = this.currentSelectedComponent.getChild(0);
MenuComponentComposite containerChild = this.currentSelectedComponent;
containerChild.setExpanded(true);
// containerChild.setBounds(this.currentSelectedComponent.getFather().getBounds());
MenuComponentComposite father = this.currentSelectedComponent.getFather();
father.setExpanded(false);
if (c != null)
{
//current component is a container..can go forward
//if (c != this.menu)
this.currentSelectedComponent.setFocus(false);
// Console.WriteLine("container child " + containerChild.);
//close the previousopen container
this.componentsTraversedIndexes.Push(this.currentComponentIndex);
this.currentSelectedComponent = c;
this.currentComponentIndex = 0;
this.currentSelectedComponent.setFocus(true);
}
else
{
// this.currentSelectedComponent.setFocus(false);
}
}
public void setFather(MenuComponentComposite father)
{
this.father = father;
}
override public void removeChildComponent(MenuComponentComposite c)
{
this.children.Remove(c);
c.setFather(null);
}
override public void addChildComponent(MenuComponentComposite c)
{
c.setFather(this);
this.children.Add(c);
}
override public void removeChildComponent(MenuComponentComposite c)
{
throw new NoChildException();
}
public abstract void addChildComponent(MenuComponentComposite c);
public abstract void removeChildComponent(MenuComponentComposite c);
