Worms4Editor/W4Gui/Components/CollectiveList.cs

using LibW4M.Data;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace W4Gui.Components
{
    public partial class CollectiveList : UserControl
    {
        private int lastSelected = -1;
        public int LastSelected
        {
            get
            {
                return lastSelected;
            }
        }
        public int CurrentlySelected
        {
            get
            {
                return lstCollective.SelectedIndex;
            }
        }

        public bool IsItemSelected
        {
            get
            {
                return this.CurrentlySelected >= 0;
            }
        }

        public event EventHandler<EventArgs> Unselected;
        public event EventHandler<EventArgs> Selected;
        public event EventHandler<EventArgs> NewButton;
        public event EventHandler<EventArgs> DeleteButton;
        public CollectiveList()
        {
            InitializeComponent();
        }
        private void unselectWithoutSaveTrigger()
        {
            this.lastSelected = -1;
            lstCollective.SelectedIndex = -1;
        }
        protected virtual void OnNewButton(EventArgs e)
        {
            EventHandler<EventArgs> handler = NewButton;
            if (handler != null)
            {
                handler(this, e);
            }
        }
        protected virtual void OnDeleteButton(EventArgs e)
        {
            EventHandler<EventArgs> handler = DeleteButton;
            if (handler != null)
            {
                handler(this, e);
            }
        }
        protected virtual void OnUnselected(EventArgs e)
        {
            EventHandler<EventArgs> handler = Unselected;
            if (handler != null)
            {
                handler(this, e);
            }
        }
        private string formatName(string name)
        {
            return (name);
        }
        protected virtual void OnSelected(EventArgs e)
        {
            EventHandler<EventArgs> handler = Selected;
            if (handler != null)
            {
                handler(this, e);
            }
        }

        private void lstCollective_SelectedIndexChanged(object sender, EventArgs e)
        {
            if (LastSelected >= 0 && LastSelected != CurrentlySelected)
                OnUnselected(e);

            if (CurrentlySelected >= 0 && LastSelected != CurrentlySelected)
                OnSelected(e);

            lastSelected = CurrentlySelected;
        }

        private void btnAdd_Click(object sender, EventArgs e)
        {
            OnNewButton(e);
        }

        private void btnDel_Click(object sender, EventArgs e)
        {
            if (lstCollective.SelectedIndex >= 0)
                OnDeleteButton(e);
        }

        public void Add(string name)
        {
            lstCollective.Items.Add(formatName(name));
        }

        public void Delete(int idx)
        {
            unselectWithoutSaveTrigger();
            lstCollective.Items.RemoveAt(idx);
        }

        public void UpdateName(int idx, string name)
        {
            lstCollective.Items[idx] = formatName(name);
        }
        public void LoadCollective(SaveDataCollective collective)
        {
            unselectWithoutSaveTrigger();
            lstCollective.Items.Clear();
            for (int i = 0; i < collective.Length; i++)
            {
                string name = collective[i].FriendlyName;
                lstCollective.Items.Add(formatName(name));
            }
        }
    }
}