private void DoubleClickChange(GenericListViewItem <T> lvitem, MouseEventArgs e) { if (DoubleClickForChange && ActionType.HasFlag(ActionType.Change)) { OnChangeAction(lvitem); } }
public virtual Boolean TryInsert(Int32 index, GenericListViewItem <T> lvitem) { if (lvitem is null) { throw new ArgumentNullException(nameof(lvitem)); } if (!OverlapAllowed && Items.Any(item => OverlapCheckByText && item.Text.Equals(lvitem.Text) || OverlapCheckByItem && lvitem.Item?.Equals(default) == false && item.Item?.Equals(lvitem.Item) == true))
public virtual void OnChangeAction(GenericListViewItem <T> lvitem) { ItemForm.TextBox.Clear(); ItemForm.TextBox.Text = lvitem.Text; if (ItemForm.ShowDialog() == DialogResult.OK && IsValidItemText(ItemForm.TextBox.Text)) { lvitem.Text = ItemForm.TextBox.Text; } }
public Boolean TryInsert(Int32 index, T item) { GenericListViewItem <T> lvitem = new GenericListViewItem <T>(item.ToString()) { Item = item }; return(TryInsert(index, lvitem)); }
public override Boolean TryInsert(Int32 index, GenericListViewItem <T> lvitem) { if (!base.TryInsert(index, lvitem)) { return(false); } ItemAdded?.Invoke(index, lvitem); return(true); }
private void OnItemClick(GenericListViewItem <T> item, MouseEventArgs e) { switch (e.Clicks) { case 1: ItemClick?.Invoke(item, e); break; case 2: ItemDoubleClick?.Invoke(item, e); break; default: break; } }
public Boolean Remove(GenericListViewItem <T> item) { if (item is null) { throw new ArgumentNullException(nameof(item)); } if (!Contains(item)) { return(false); } _items.Remove(item); OnRemove?.Invoke(ref item); ItemsChanged?.Invoke(); return(true); }
public void RemoveAt(Int32 index) { if (index < 0 || index >= Count) { throw new ArgumentOutOfRangeException(nameof(index)); } GenericListViewItem <T> item = (GenericListViewItem <T>)_items[index]; _items.RemoveAt(index); if (item is null) { return; } OnRemove?.Invoke(ref item); ItemsChanged?.Invoke(); }
public virtual void OnAddAction(GenericListViewItem <T> lvitem) { TryInsert(SelectedIndices.OfType <Int32>().FirstOr(SelectedIndices.Count), lvitem); }
public virtual Boolean IsValidItem(GenericListViewItem <T> lvitem) { return(IsValidItem(lvitem.Item)); }
public Int32 IndexOf(GenericListViewItem <T> item) { return(_items.IndexOf(item)); }
public void Add(GenericListViewItem <T> item) { _items.Add(item ?? throw new ArgumentNullException(nameof(item))); OnAdd?.Invoke(ref item); ItemsChanged?.Invoke(); }
public void Insert(Int32 index, GenericListViewItem <T> item) { _items.Insert(index, item ?? throw new ArgumentNullException(nameof(item))); OnInsert?.Invoke(index, ref item); ItemsChanged?.Invoke(); }
public Boolean Contains(GenericListViewItem <T> item) { return(_items.Contains(item)); }
public Boolean Contains(GenericListViewItem <T> item) { return(_items.Contains(item ?? throw new ArgumentNullException(nameof(item)))); }
protected virtual String GetItemImageKey(GenericListViewItem <T> lvitem) { return(ImageDictionary.TryGetValue(lvitem.Item, StringUtils.NullString)); }
public Boolean TryAdd(GenericListViewItem <T> lvitem) { return(TryInsert(Items.Count, lvitem)); }
protected virtual Font GetItemFont(GenericListViewItem <T> lvitem, DrawingData data) { return(data.Font ?? lvitem.Font); }
protected virtual Color GetItemForeColor(GenericListViewItem <T> lvitem, DrawingData data) { return(data.ForegroundColor.IsEmpty ? DefaultForegroundColor : data.ForegroundColor); }
protected virtual Color GetItemBackColor(GenericListViewItem <T> lvitem, DrawingData data) { return(!IsValidItem(lvitem) ? InvalidColor : data.BackgroundColor.IsEmpty?DefaultBackgroundColor : data.BackgroundColor); }