C#

foreach (TabPage tp in this.tabControl1.TabPages)
{
    if(tp.Index == this.SelectedIndex)
    {
        //tp is the Selected TabPage
    }
} 

rs2006 wrote:

But I couldn't see the red line,I don't know why.

quiteSmart wrote:

it didn't show cz the panel is not painted unless the form is loaded

quiteSmart wrote:

cz

quiteSmart wrote:

but please look at the answers to your posts cz as i have read from the above replies that they answered u before on the same question

Muntyness wrote:

I'm now assuming that you meant I should make an Item manager myself.

public class ItemManager
{
    private static ItemManager _instance;
    private Array _availableitems = new Array();

    public ItemManager()
    {
    }

    public Array AvailableItems
    {
        get
        {
            return _availableitems;
        }
        set
        {
            if(value!=_availableitems)
            {
                _availableitems = value;
                //TODO: event for the Information of the UserControls
            }
        }
    }


    public static ItemManager GetInstance()
    {
        if(_instance==null)
        {
            _instance = new ItemManager();
        }
        return _instance;
    }
}

public class fnt_ItemManager
    {
        public event EventHandler ArrayChanged;
        private Array _availableitems;

        public fnt_ItemManager()
        {
        }

        public Array AvailableItems
        {
            get
            {
                return _availableitems;
            }
            set
            {
                if (value != _availableitems)
                {
                    _availableitems = value;
                }
            }
        }

        public void update (String oldVal, String newVal)
        {
            ArrayList updating = new ArrayList();
            int i = 1;

            if (oldVal != null)
            {
                foreach (String st in _availableitems)
                {
                    if (newVal != st || newVal == "#NONE")
                    {
                        updating.Add(st);
                    }
                }

                if (oldVal != "#NONE")
                {
                    Boolean found = false;
                    while (i < updating.Count)
                    {
                        if (int.Parse((String)updating[i]) > int.Parse(oldVal))
                        {
                            updating.Insert(i, oldVal);
                            found = true;
                            break;
                        }
                        i++;
                    }
                    if (oldVal != null && found == false)
                    {
                        updating.Add(oldVal);
                    }
                }


                String[] rar = new String[updating.Count];
                i = 0;

                foreach (String st in updating)
                {
                    rar[i] = st;
                    i++;
                }

                _availableitems = rar;

                if (ArrayChanged != null)
                {
                    ArrayChanged(this, EventArgs.Empty);
                }
            }
        }
    }
}

private void cmb1_SelectedIndexChanged(object sender, EventArgs e)
{
    OldValue = Current;
    Current = cmb1.Text;

    if (OldValue != null && OldValue != Current)
    {
        ItemManager.update(OldValue, Current);
    }
}

void p_ItemManager_ArrayChanged(object sender, EventArgs e)
{
    cmb1.Items.Clear();

    foreach (String st in p_ItemManager.AvailableItems)
    {
        cmb1.Items.Add(st);
    }            
}

Muntyness wrote:

should I just scrap it all and take up farming now?

Martin# wrote:

ItemManager:
Have you used the GetInstance Methode?

Martin# wrote:

Why cant't you just add and remove directly from the Array?

private void cmb1_SelectedIndexChanged(object sender, EventArgs e)
        {
            OldValue1 = Current1;
            Current1 = cmb1.Text;

            if (OldValue1 != null && OldValue1 != Current1)
            {
                selected = 1;
                ItemManager.update(OldValue1, cmb1.SelectedIndex);
            }
        }

        void ItemManager_ArrayChanged(object sender, EventArgs e)
        {
            if (selected != 1)
                cmb1.Items.Clear();
            if (selected != 2)
                cmb2.Items.Clear();

            foreach (String st in p_ItemManager.AvailableItems)
            {
                if (selected != 1)
                    cmb1.Items.Add(st);
                if (selected != 2)
                    cmb2.Items.Add(st);
            }

            selected = 0;
        }

public class fnt_ItemManager
{
    public event EventHandler ArrayChanged;
    private ArrayList _availableitems = new ArrayList();
    private String Default;
    
    public fnt_ItemManager(String defaultcont)
    {
        Default = defaultcont;
    }

    public ArrayList AvailableItems
    {
        get
        {
            return _availableitems;
        }
        set
        {
            if (value != _availableitems)
            {
                _availableitems = value;
            }
        }
    }

    public void update(String oldVal, int index)
    {
        Boolean found = false;
        int i = 0;

        if (index != 0)
        {
            AvailableItems.RemoveAt(index);
        }

        if (oldVal != Default)
        {
            foreach (String st in AvailableItems)
            {
                if (st.CompareTo(oldVal) > 0)
                {
                    AvailableItems.Insert(i, oldVal);
                    found = true;
                    break;
                }
                i++;
            }

            if (oldVal != null && found == false)
            {
                AvailableItems.Add(oldVal);
            }
        }

        if (ArrayChanged != null)
        {
            ArrayChanged(this, EventArgs.Empty);
        }
    }
}