private void CListView_MouseDown(object sender, MouseEventArgs e)
{
cursor = new Point(e.X, e.Y);
mouseDown = true;
try
{
if ((Control.ModifierKeys & Keys.Control) != Keys.Control)
{
foreach (ListViewItem d in Items)
{
d.Selected = false;
}
}
for (int i = ScrollY; i < Items.Count; i++)
{
CListViewItem Item = (CListViewItem)Items[i];
int y = (i - scrollY + 1) * ItemHeight;
if (e.Y >= y && e.Y <= y + ItemHeight)
{
Item.Selected = true;
this.Refresh();
}
}
}
catch
{
}
}
void CListView_DragDrop(object sender, DragEventArgs e)
{
HoveredElement = GetElementUnderPosition(this.PointToClient(new Point(e.X, e.Y)));
this.mouseDown = false;
if (DragElements.Count > 0)
{
if (HoveredElement != null && AllowsReoreder)
{
CListViewItem context = DragElements[0];
CListViewItem targetSite = HoveredElement;
List <int> indexes = new List <int>();
ReorderEventArgs args = new ReorderEventArgs();
args.Elements = DragElements;
args.Position = this.Items.IndexOf(DragElements[0]);
args.NewPosition = this.Items.IndexOf(HoveredElement);
if (BeforeReorder != null)
{
BeforeReorder(this, args);
}
if (BeforeReorder == null || !args.Cancel)
{
// Reorder the elements in reality
foreach (CListViewItem elm in DragElements)
{
indexes.Add(this.Items.IndexOf(elm));
this.Items.Remove(elm);
}
try
{
for (int i = 0; i < DragElements.Count; i++)
{
CListViewItem element = DragElements[i];
this.Items.Insert(i + args.NewPosition, element);
}
}
catch (Exception ex)
{
for (int i = 0; i < DragElements.Count; i++)
{
CListViewItem element = DragElements[i];
this.Items.Insert(i + args.Position, element);
}
}
args.Indexes = indexes.ToArray();
if (Reordered != null)
{
Reordered(this, args);
}
}
}
this.Refresh();
}
this.Parent.Refresh();
}
void CListView_MouseDoubleClick(object sender, MouseEventArgs e)
{
for (int i = ScrollY; i < Items.Count; i++)
{
CListViewItem Item = (CListViewItem)Items[i];
int y = (i - scrollY + 1) * ItemHeight;
if (e.Y >= y && e.Y <= y + ItemHeight)
{
if (Item.Track != null)
{
Item.Track.Play();
}
}
}
}
void CListView_DragOver(object sender, DragEventArgs e)
{
HoveredElement = GetElementUnderPosition(this.PointToClient(new Point(e.X, e.Y)));
BufferedGraphicsContext g = new BufferedGraphicsContext();
BufferedGraphics i = g.Allocate(this.CreateGraphics(), new Rectangle(0, 0, this.Width, this.Height));
this.DrawCore(i.Graphics, true);
i.Graphics.DrawLine(new Pen(Color.White), new Point(0, ItemHeight * (this.Items.IndexOf(HoveredElement) + 1)), new Point(this.Width, ItemHeight * (this.Items.IndexOf(HoveredElement) + 1)));
i.Render();
if (this.AllowsReoreder || true)
{
e.Effect = DragDropEffects.Copy;
}
}
public CListViewItem AddItem(CListViewItem Item)
{
CListViewItem item = Item;
if (ItemAdded != null)
{
ItemAdded.Invoke(this, new ItemsAddedArgs(item));
}
if (item.Index % 2 == 1)
{
item.BackColor = AlternativeColor;
}
item.Spawn = this;
this.Items.Add(item);
return(item);
}
public CListViewItem GetElementUnderPosition(Point pos)
{
for (int i = 0; i < this.Items.Count; i++)
{
try
{
CListViewItem D = (CListViewItem)Items[i];
int top = (i + 1) * ItemHeight;
if (pos.Y > top && pos.Y < top + itemHeight)
{
return(D);
}
}
catch
{
}
}
return(null);
}
void CListView_DragOver(object sender, DragEventArgs e)
{
HoveredElement = GetElementUnderPosition(this.PointToClient(new Point(e.X, e.Y)));
BufferedGraphicsContext g = new BufferedGraphicsContext();
BufferedGraphics i = g.Allocate(this.CreateGraphics(), new Rectangle(0, 0, this.Width, this.Height));
this.DrawCore(i.Graphics, true);
i.Graphics.DrawLine(new Pen(Color.White), new Point(0, ItemHeight * (this.Items.IndexOf(HoveredElement) + 1)), new Point(this.Width, ItemHeight * (this.Items.IndexOf(HoveredElement) + 1)));
i.Render();
if (this.AllowsReoreder || true)
{
e.Effect = DragDropEffects.Copy;
}
}
void CListView_DragDrop(object sender, DragEventArgs e)
{
HoveredElement = GetElementUnderPosition(this.PointToClient(new Point(e.X, e.Y)));
this.mouseDown = false;
if (DragElements.Count > 0)
{
if (HoveredElement != null && AllowsReoreder)
{
CListViewItem context = DragElements[0];
CListViewItem targetSite = HoveredElement;
List<int> indexes = new List<int>();
ReorderEventArgs args = new ReorderEventArgs();
args.Elements = DragElements;
args.Position = this.Items.IndexOf(DragElements[0]);
args.NewPosition = this.Items.IndexOf(HoveredElement);
if (BeforeReorder != null)
BeforeReorder(this, args);
if (BeforeReorder == null || !args.Cancel)
{
// Reorder the elements in reality
foreach (CListViewItem elm in DragElements)
{
indexes.Add(this.Items.IndexOf(elm));
this.Items.Remove(elm);
}
try
{
for (int i = 0; i < DragElements.Count; i++)
{
CListViewItem element = DragElements[i];
this.Items.Insert(i + args.NewPosition, element);
}
}
catch (Exception ex)
{
for (int i = 0; i < DragElements.Count; i++)
{
CListViewItem element = DragElements[i];
this.Items.Insert(i + args.Position, element);
}
}
args.Indexes = indexes.ToArray();
if (Reordered != null)
Reordered(this, args);
}
}
this.Refresh();
}
this.Parent.Refresh();
}
protected override void OnMouseMove(MouseEventArgs e)
{
base.OnMouseMove(e);
Cursor = Cursors.Default;
if(mouseDown)
if ((Diff(e.X, cursor.X) > 10 || Diff(e.Y, cursor.Y) > 10) && this.AllowsReoreder)
{
HoveredElement = GetElementUnderPosition(new Point(e.X, e.Y));
StringBuilder sb = new StringBuilder();
this.DragElements.Clear();
foreach (CListViewItem i in SelectedTracks)
{
sb.Append(i.Track.Uri);
DragElements.Add(i);
}
DataObject d = new DataObject(System.Windows.Forms.DataFormats.Text, sb);
DoDragDrop(d, DragDropEffects.Copy);
}
else
{
}
/* for (int i = scrollY; i < scrollY + ContainingItems; i++)
{
try
{
ListViewItem D = Items[i];
int left = 0;
int x = 0;
int top = (i + scrollY + 1) * ItemHeight;
foreach (ColumnHeader d in Columns)
{
if (D.SubItems[i].Text.StartsWith("$") && e.X >= left && e.X <= left + d.Width && e.Y <= top && e.Y >= top + ItemHeight)
{
Cursor = Cursors.Hand;
}
left += d.Width;
x++;
}
}
catch
{
}
}*/
}
public CListViewItem AddItem(CListViewItem Item)
{
CListViewItem item = Item;
if (ItemAdded != null)
ItemAdded.Invoke(this, new ItemsAddedArgs(item));
if (item.Index % 2 == 1)
{
item.BackColor = AlternativeColor;
}
item.Spawn = this;
this.Items.Add(item);
return item;
}
void DrawCore(Graphics g, bool final)
{
int ColumnCount = Columns.Count;
int index = 0;
g.FillRectangle(new SolidBrush(this.BackColor), new Rectangle(0, 0, this.Width, this.Height));
for (int i = 1; i < this.Height / ItemHeight; i++)
{
if (i % 2 == 1)
{
g.FillRectangle(new SolidBrush(AlternativeColor), new Rectangle(0, i * ItemHeight, this.Width, ItemHeight));
}
}
int Containing = ContainingItems;
int CI = (Containing > Count - scrollY ? Containing : Count);
for (int i = scrollY; i < scrollY + CI; i++)
{
int top = (i - scrollY + 1) * ItemHeight;
if (i > Count)
{
continue;
}
CListViewItem Item = (CListViewItem)Items[i];
if (Item.Selected)
{
g.FillRectangle(new SolidBrush(SelectedBlock.BackColor), new Rectangle(0, top, this.Width, ItemHeight));
}
if (Item.Playing)
{
g.FillRectangle(new SolidBrush(PlayingBlock.BackColor), new Rectangle(0, top, this.Width, ItemHeight));
}
int left = 0;
for (var x = 0; x < ColumnCount; x++)
{
var d = Columns[x];
Color FG = Item.Selected && !Item.Playing ? SelectedBlock.ForeColor : Item.Playing ? PlayingBlock.ForeColor : Block.ForeColor;
try
{
if (x < Item.SubItems.Count)
{
String P = Item.SubItems[x].Text;
float w = g.MeasureString(P, this.Font).Width;
if ((int)w > d.Width)
{
StringBuilder R = new StringBuilder();
foreach (Char c in P)
{
R.Append(c);
float r = TextRenderer.MeasureText(R.ToString(), this.Font).Width;
if ((int)r > d.Width)
{
R.Remove(R.Length - 4, 1);
P = R.ToString() + "...";
break;
}
}
}
P = P.TrimStart('$');
this.Block.Stylesheet.DrawString(g, P, this.Font, new SolidBrush(FG), new Rectangle(2 + left, top + GetItemPosition(ItemHeight, 16), 300, 20), final);
left += d.Width;
}
}
catch
{ }
}
if (UniDraw != null)
{
UniDraw(this, g, Item);
}
}
int leftx = 0;
g.DrawImage(HeaderBlock.BackgroundImage, new Rectangle(0, 0, this.Width, ItemHeight));
for (var x = 0; x < ColumnCount; x++)
{
var d = Columns[x];
g.DrawString(d.Text, HeaderBlock.Font, new SolidBrush(HeaderBlock.TextShadowColor), new Point(leftx + 2, GetItemPosition(ItemHeight, 18) + 2));
g.DrawString(d.Text, HeaderBlock.Font, new SolidBrush(HeaderBlock.ForeColor), new Point(leftx + 2, GetItemPosition(ItemHeight, 18) + 1));
leftx += d.Width;
// g.DrawImage(MediaChrome.Resources.columnlimiter, new Rectangle(leftx - 2, 0, 2, ItemHeight));
}
}
public void Init()
{
Clear();
if (m_scItemList == null || m_pfItem == null)
{
return;
}
m_ScrollView = m_scItemList.GetComponent <UIScrollView>();
m_Panel = m_scItemList.GetComponent <UIPanel>();
m_Panel.onClipMove = OnMove;
if (m_Scrollbar != null)
{
EventDelegate.Add(m_Scrollbar.onChange, OnChangeScrollBar);
ShowScrollbars(false);
}
Vector4 clip = m_Panel.baseClipRegion;
Vector2 viewSize = new Vector2(clip.z, clip.w);
m_fVIewYSize = viewSize.y;
m_pfItem.SetActive(false);
// original
//Bounds bound = NGUIMath.CalculateRelativeWidgetBounds(m_Item.transform, true);
//m_ItemSize = new Vector2(bound.size.x, bound.size.y);
// modified[blueasa /2015-06-23]
BoxCollider boxCollider = m_pfItem.GetComponent <BoxCollider>();
m_ItemSize = new Vector2(boxCollider.size.x, boxCollider.size.y);
m_TotalItemSize = m_ItemSize + m_ItemPadding;
m_columnCount = Mathf.RoundToInt(viewSize.x / m_TotalItemSize.x);
m_rowCount = Mathf.RoundToInt(viewSize.y / m_TotalItemSize.y);
m_MaxItemCountInView = m_columnCount * m_rowCount;
if (m_ScrollView.movement == UIScrollView.Movement.Horizontal)
{
m_bHorizontal = true;
m_columnCount = m_columnCount + m_AddRowORColumn;
m_InitPosition.x = -(viewSize.x * 0.5f) + (m_TotalItemSize.x / 2.0f);
m_InitPosition.y = m_TotalItemSize.y * (m_rowCount - 1) / 2.0f;
m_InitBound = -(viewSize.x + m_ItemPadding.x) * 0.5f;
}
else if (m_ScrollView.movement == UIScrollView.Movement.Vertical)
{
m_bHorizontal = false;
m_rowCount = m_rowCount + m_AddRowORColumn;
m_InitPosition.x = -m_TotalItemSize.x * (m_columnCount - 1) / 2.0f;
m_InitPosition.y = (viewSize.y / 2.0f) - (m_TotalItemSize.y / 2.0f);
m_InitBound = (viewSize.y - m_ItemPadding.y) * 0.5f;
}
m_MaxItemCount = m_columnCount * m_rowCount;
m_ExtentX2 = m_TotalItemSize.x * m_columnCount;
m_ExtentY2 = m_TotalItemSize.y * m_rowCount;
m_ExtentX = m_ExtentX2 * 0.5f;
m_ExtentY = m_ExtentY2 * 0.5f;
// 아이템 생성.
CListViewItem item = null;
for (int i = 0; i < m_MaxItemCount; ++i)
{
item = new CListViewItem();
item.m_Index = i;
if (null != m_goCreatedItem && m_goCreatedItem.Length > i)
{
item.m_GameObject = m_goCreatedItem[i];
}
else
{
item.m_GameObject = NGUITools.AddChild(m_scItemList, m_pfItem);
}
m_listItem.AddLast(item);
}
AddEvent();
Reset();
// 스크롤바 초기화[blueasa / 2018-07-26]
if (null != m_Scrollbar)
{
UpdateScrollBars();
}
}
private void Update()
{
int realIndex = 0;
bool flag = true;
float distance = 0.0f;
Vector3 pos;
Vector4 clip = m_Panel.finalClipRegion;
Transform trans = null;
CListViewItem item = null;
// 앵커로 인한 view 사이즈 변동 확인
if (m_fVIewYSize != m_Panel.baseClipRegion.w)
{
if (false == m_bInitOnMovePanel)
{
Init();
}
// else
// Refresh();
}
if (m_bHorizontal)
{
while (flag)
{
item = m_listItem.First.Value;
trans = item.m_GameObject.transform;
pos = trans.localPosition;
distance = pos.x - clip.x;
if (distance < -m_ExtentX)
{
for (int i = 0; i < m_rowCount; ++i)
{
item = m_listItem.First.Value;
trans = item.m_GameObject.transform;
pos = trans.localPosition;
realIndex = item.m_Index + m_MaxItemCount;
if (i == 0 && realIndex >= OnGetItemCount())
{
flag = false;
break;
}
item.m_Index = realIndex;
pos.x += m_ExtentX2;
trans.localPosition = pos;
trans.name = realIndex.ToString();
if (realIndex < OnGetItemCount())
{
OnUpdateItem(realIndex, item.m_GameObject);
item.m_GameObject.SetActive(true);
}
else
{
item.m_GameObject.SetActive(false);
}
m_listItem.RemoveFirst();
m_listItem.AddLast(item);
m_ScrollView.InvalidateBounds();
}
}
else
{
break;
}
}
flag = true;
while (flag)
{
item = m_listItem.Last.Value;
trans = item.m_GameObject.transform;
pos = trans.localPosition;
distance = pos.x - clip.x;
if (distance > m_ExtentX)
{
for (int i = 0; i < m_rowCount; ++i)
{
item = m_listItem.Last.Value;
trans = item.m_GameObject.transform;
pos = trans.localPosition;
realIndex = item.m_Index - m_MaxItemCount;
if (realIndex >= 0 && realIndex < OnGetItemCount())
{
item.m_Index = realIndex;
pos.x -= m_ExtentX2;
trans.localPosition = pos;
trans.name = realIndex.ToString();
OnUpdateItem(realIndex, item.m_GameObject);
item.m_GameObject.SetActive(true);
m_listItem.RemoveLast();
m_listItem.AddFirst(item);
m_ScrollView.InvalidateBounds();
}
else
{
flag = false;
break;
}
}
}
else
{
break;
}
}
}
else
{
while (flag)
{
item = m_listItem.First.Value;
trans = item.m_GameObject.transform;
pos = trans.localPosition;
distance = pos.y - clip.y;
if (distance > m_ExtentY)
{
for (int i = 0; i < m_columnCount; ++i)
{
item = m_listItem.First.Value;
trans = item.m_GameObject.transform;
pos = trans.localPosition;
realIndex = item.m_Index + m_MaxItemCount;
if (i == 0 && realIndex >= OnGetItemCount())
{
flag = false;
break;
}
item.m_Index = realIndex;
pos.y -= m_ExtentY2;
trans.localPosition = pos;
trans.name = realIndex.ToString();
if (realIndex < OnGetItemCount())
{
OnUpdateItem(realIndex, item.m_GameObject);
item.m_GameObject.SetActive(true);
}
else
{
item.m_GameObject.SetActive(false);
}
m_listItem.RemoveFirst();
m_listItem.AddLast(item);
m_ScrollView.InvalidateBounds();
}
}
else
{
break;
}
}
flag = true;
while (flag)
{
item = m_listItem.Last.Value;
trans = item.m_GameObject.transform;
pos = trans.localPosition;
distance = pos.y - clip.y;
if (distance < -m_ExtentY)
{
for (int i = 0; i < m_columnCount; ++i)
{
item = m_listItem.Last.Value;
trans = item.m_GameObject.transform;
pos = trans.localPosition;
realIndex = int.Parse(trans.name) - m_MaxItemCount;
if (realIndex >= 0 && realIndex < OnGetItemCount())
{
item.m_Index = realIndex;
pos.y += m_ExtentY2;
trans.localPosition = pos;
trans.name = realIndex.ToString();
OnUpdateItem(realIndex, item.m_GameObject);
item.m_GameObject.SetActive(true);
m_listItem.RemoveLast();
m_listItem.AddFirst(item);
m_ScrollView.InvalidateBounds();
}
else
{
flag = false;
break;
}
}
}
else
{
break;
}
}
}
UpdateScrollViewDragging();
}
