protected override UITableViewCell GetOrCreateCellFor(UITableView tableView, NSIndexPath indexPath, object item)
{
var reuse = tableView.DequeueReusableCell(CellIdentifier);
if (reuse != null)
return reuse;
var toReturn = new TableViewCell(UITableViewCellStyle.Subtitle, CellIdentifier);
return toReturn;
}
//管理子项对象集合
private void UpdateCells(int startIndex = 0, int endIndex = 0)
{
//Debug.Log("===UpdateCells===startIndex" + startIndex + "====endIndex:" + endIndex);
//Debug.Log("===UpdateCells===m_cellsUsed.Count" + m_cellsUsed.Count);
while (m_cellsUsed.Count > 0)
{
TableViewCell cell = m_cellsUsed[0];
if (cell.Idx < startIndex)
{
this._moveCellOutOfSight(cell);
}
else
{
break;
}
}
while (m_cellsUsed.Count > 0)
{
TableViewCell cell = m_cellsUsed[m_cellsUsed.Count - 1];
if (cell.Idx > endIndex)
{
this._moveCellOutOfSight(cell);
}
else
{
break;
}
}
////根据开始跟结束下标，重新生成子项对象
for (int i = startIndex; i <= endIndex; i++)
{
if (m_indices.Contains(i))
{
continue;
}
updateCellAtIndex(i);
}
}
private void ReuseCells(int scrollDirection)
{
if (cells.Count < 1)
{
return;
}
if (scrollDirection > 0)
{
TableViewCell <T> firstCell = cells.First.Value;
while (firstCell.Bottom.y > visibleRect.y)//直到超出visibleRect可视范围
{
TableViewCell <T> lastCell = cells.Last.Value;
UpdateCellForIndex(firstCell, lastCell.DataIndex + 1);//将最后一个cell信息取出，用于显示
firstCell.Top = lastCell.Bottom + new Vector2(0.0f, -spacingHeight);
cells.AddLast(firstCell); //头变尾
cells.RemoveFirst(); //第一个cell从链表中擦除
firstCell = cells.First.Value; //将下一个cell设置为要更新的cell
}
FillVisibleRectWithCells();
}
else if (scrollDirection < 0)
{
TableViewCell <T> lastCell = cells.Last.Value;
while (lastCell.Top.y < visibleRect.y - visibleRect.height)
{
TableViewCell <T> firstCell = cells.First.Value;
UpdateCellForIndex(lastCell, firstCell.DataIndex - 1);
lastCell.Bottom = firstCell.Top + new Vector2(0.0f, spacingHeight);
cells.AddFirst(lastCell);
cells.RemoveLast();
lastCell = cells.Last.Value;
}
}
}
public void TestAddTwoRows()
{
TableViewMock table = new TableViewMock(320, 15);
TableViewCell a1 = new TableViewCellMock1(table.Width, 10);
TableViewCell a2 = new TableViewCellMock2(table.Width, 15);
TestCellPredefinedAdapter adapter = new TestCellPredefinedAdapter(new TableViewCell[] { a1 });
table.DataSource = adapter;
table.Delegate = adapter;
table.ReloadData();
adapter.Add(a2);
table.ReloadNewData();
TableViewCell b1 = table.FirstVisibleCell;
TableViewCell b2 = b1.NextCell;
Assert.AreSame(a1, b1);
Assert.AreSame(a2, b2);
AssertVisibleRows(table, 0, 1);
}
internal void AssertVisibleRows(TableView table, params string[] values)
{
Assert.AreEqual(values.Length, table.VisibleCellsCount,
"expected: " + StringArrayToString(values) + "\n" +
"actual: " + VisibleCellsToString(table));
int index = 0;
TableViewCell cell = table.FirstVisibleCell;
TableViewCell lastCell = null;
while (cell != null)
{
ConsoleTextEntryView textCell = cell as ConsoleTextEntryView;
Assert.IsNotNull(textCell);
Assert.AreEqual(values[index++], textCell.Value);
lastCell = cell;
cell = cell.NextCell;
}
Assert.AreEqual(values.Length, index);
Assert.AreSame(lastCell, table.LastVisibleCell);
}
public TableViewCell tableCellAtIndex(UIGridView table, TableViewCell cell, int idx)
{
UILevelTableViewCell itemCell = cell as UILevelTableViewCell;
UILevelItem m_UILevelItem = null;
if (itemCell == null)
{
itemCell = new UILevelTableViewCell();
m_UILevelItem = UILevelItem.Create();
itemCell._UILevelItem = m_UILevelItem;
FlushItem(m_UILevelItem, idx);
EventTriggerClick.Get(m_UILevelItem.gameObject).onClick = (o) =>
{
SelectItem(table, m_UILevelItem, itemCell.Idx);
};
}
else
{
m_UILevelItem = itemCell._UILevelItem;
FlushItem(m_UILevelItem, idx);
}
return(itemCell);
}
/**
* reloads data from data source. the view will be refreshed.
*/
public void reloadData()
{
updateLayout();
if (m_cellsUsed.Count > 0)
{
for (int i = 0; i < m_cellsUsed.Count; i++)
{
TableViewCell cell = m_cellsUsed[i];
m_cellsFreed.Add(cell);
cell.reset();
cell.node.SetActive(false);
}
}
m_cellsUsed.Clear();
m_indices.Clear();
this._updateCellPositions();
if (DataSource.numberOfCellsInTableView(this) > 0)
{
this.OnScrollValueChanged(m_nearestScrollVec);
}
}
private void AddCell(TableViewCell cell, float offset, bool atFirst)
{
if (direction == Direction.Verical)
{
offset = -offset;
}
var rect = cell.Rect;
if (rect.parent != scrollRect.content)
{
rect.SetParent(scrollRect.content, false);
}
rect.localScale = Vector3.one;
if (direction == Direction.Verical)
{
rect.pivot = new Vector2(0.5f, 1);
rect.anchorMin = rect.anchorMax = new Vector2(0.5f, 1);
rect.anchoredPosition = new Vector2(0, offset);
//rect.localPosition = new Vector3(0, offset, 0);
}
else
{
rect.pivot = new Vector2(0f, 0.5f);
rect.anchorMin = rect.anchorMax = new Vector2(0f, 0.5f);
rect.anchoredPosition = new Vector2(offset, 0);
//rect.localPosition = new Vector3(offset, 0, 0);
}
if (atFirst)
{
visibleCells.AddFirst(cell);
}
else
{
visibleCells.AddLast(cell);
}
}
public TableViewCell CellForRowInTableView(TableView tableView, int row)
{
TableViewCell cell = tableView.ReusableCellForRow("ChallengeTableViewCell", row);
cell.name = "Cell " + row;
ChallengeTableViewCell challengeTableViewCell = cell.GetComponent <ChallengeTableViewCell>();
switch (GlobalVariables.tableViewDataType)
{
case 0:
challengeTableViewCell.SetDefaultImage();
ChallengeDTO challenge = GlobalVariables.challengeResponse.challenges[row];
StartCoroutine(challengeTableViewCell.LoadImage(challenge.imageUrl));
break;
case 1:
break;
default:
break;
}
return(cell);
}
/// <summary>
/// 创建visibleRect范围内可显示的cell
/// </summary>
private void FillVisibleRectWithCells()
{
if (cells.Count < 1)
{
return;
}
TableViewCell <T> lastCell = cells.Last.Value; //取出cells链表的第一个（后进先出）
int nextCellDataIndex = lastCell.DataIndex + 1; //下一个cell的索引
//下一个cell 的位置 上一个lastCell的下边界Bottom加上各个cell 的间隔 spacingHeight
Vector2 nextCellTop = lastCell.Bottom + new Vector2(0.0f, -spacingHeight);
while (nextCellDataIndex < tableData.Count &&
nextCellTop.y >= visibleRect.y - visibleRect.height) //直到list列表中的最后一个，且每个cell 的位置必须是在visibleRect可视的
{
TableViewCell <T> cell = CreateCellForIndext(nextCellDataIndex); //根据下一个索引创建cell
cell.Top = nextCellTop; //赋予位置信息
//做循环条件
lastCell = cell;
nextCellDataIndex = lastCell.DataIndex + 1;
nextCellTop = lastCell.Bottom + new Vector2(0.0f, -spacingHeight);
}
}
protected override bool OnMouseDown(Event evt, TableViewCell cell)
{
ClickedCell = cell;
return(true);
}
public TestCellPredefinedAdapter(TableViewCell[] cells)
{
m_cells = new List<TableViewCell>(cells);
}
IEnumerator ScrollFunc()
{
while (isPointerEntered)
{
while (isPointerEntered && Input.GetMouseButtonDown(0) == false)
{
yield return(null);
}
TableViewCell cell = null;
var delta = Vector2.zero;
var downPosition = Input.mousePosition;
var originalTableViewY = positionY;
var results = new List <RaycastResult>();
raycaster.Raycast(new PointerEventData(EventSystem.current)
{
position = Input.mousePosition
}, results);
if (results.Count == 0)
{
continue;
}
var tr = results[0].gameObject.transform;
while (tr.parent != null)
{
cell = tr.GetComponent <TableViewCell>();
if (cell != null)
{
break;
}
tr = tr.parent;
}
if (cell == null)
{
continue;
}
while (isPointerEntered && Input.GetMouseButton(0))
{
delta = Input.mousePosition - downPosition;
if (delta.y < -10)
{
cell.rt.pivot = new Vector2(cell.rt.pivot.x, 1);
}
else if (delta.y > 10)
{
cell.rt.pivot = new Vector2(cell.rt.pivot.x, 0);
}
if (delta.y > 150)
{
if (ScrollDown())
{
//yield return new WaitForSeconds(1.0f / 60 * 11);
cell.ScaleTo(5, Vector3.one, Easing.SineOut);
break;
}
else
{
break;
}
}
else if (delta.y < -150)
{
if (ScrollUp())
{
//yield return new WaitForSeconds(1.0f / 60 * 11);
cell.ScaleTo(5, Vector3.one, Easing.SineOut);
break;
}
else
{
break;
}
}
if (delta.y > 0 && cell.index != 0)
{
GetCell(cell.index - 1).transform.localScale = new Vector3(1, 1 - Mathf.Clamp(Mathf.Abs(delta.y / 1000), 0, 0.3f), 1);
}
cell.transform.localScale = new Vector3(1, 1 + Mathf.Clamp(Mathf.Abs(delta.y / 1000), 0, 0.3f), 1);
yield return(null);
}
if (Mathf.Abs(delta.magnitude) <= 10)
{
cell.gameObject.SendMessage("OnClickCell", SendMessageOptions.DontRequireReceiver);
}
else
{
if (cell.index != 0)
{
GetCell(cell.index - 1).ScaleTo(5, Vector3.one, Easing.SineOut);
}
if (cell.rt.pivot.y == 1)
{
yield return(cell.ScaleTo(25, Vector3.one, Easing.SineOut));
}
else
{
yield return(cell.ScaleTo(5, Vector3.one, Easing.SineOut));
}
while (isPointerEntered && Input.GetMouseButton(0))
{
yield return(null);
}
}
}
}
public void Add(TableViewCell cell)
{
m_cells.Add(cell);
}
public override UITableViewCell GetCell(UITableView tableView, Foundation.NSIndexPath indexPath)
{
TableViewCell cell = tableView.DequeueReusableCell(TableViewCell.Key) as TableViewCell ?? TableViewCell.Create();
cell.BindData(arrMenuText[indexPath.Row], arrMenuIcon[indexPath.Row]);
return(cell);
}
// セルを再利用して表示を更新するメソッド
private void ReuseCells(int scrollDirection)
{
if (cells.Count < 1)
{
return;
}
if (CachedScrollRect.horizontal)
{
if (scrollDirection > 0)
{
TableViewCell <T> firstCell = cells.First.Value;
while (firstCell.Right.x < visibleRect.x)
{
TableViewCell <T> lastCell = cells.Last.Value;
UpdateCellForIndex(firstCell, lastCell.DataIndex + 1);
firstCell.Left = lastCell.Right + new Vector2(spacingWidth, 0.0f);
cells.AddLast(firstCell);
cells.RemoveFirst();
firstCell = cells.First.Value;
}
FillVisibleRectWithCells();
}
else if (scrollDirection < 0)
{
TableViewCell <T> lastCell = cells.Last.Value;
while (lastCell.Left.x > visibleRect.x + visibleRect.width)
{
TableViewCell <T> firstCell = cells.First.Value;
UpdateCellForIndex(lastCell, firstCell.DataIndex - 1);
lastCell.Right = firstCell.Left + new Vector2(-spacingWidth, 0.0f);
cells.AddFirst(lastCell);
cells.RemoveLast();
lastCell = cells.Last.Value;
}
}
}
else
{
if (scrollDirection > 0)
{
// 上にスクロールしている場合、visibleRectの範囲より上にあるセルを
// 順に下に移動して内容を更新する
TableViewCell <T> firstCell = cells.First.Value;
while (firstCell.Bottom.y > visibleRect.y)
{
TableViewCell <T> lastCell = cells.Last.Value;
UpdateCellForIndex(firstCell, lastCell.DataIndex + 1);
firstCell.Top = lastCell.Bottom + new Vector2(0.0f, -spacingHeight);
cells.AddLast(firstCell);
cells.RemoveFirst();
firstCell = cells.First.Value;
}
// visibleRectの範囲内に空きがあればセルを作成する
FillVisibleRectWithCells();
}
else if (scrollDirection < 0)
{
// 下にスクロールしている場合、visibleRectの範囲より下にあるセルを
// 順に上に移動して内容を更新する
TableViewCell <T> lastCell = cells.Last.Value;
while (lastCell.Top.y < visibleRect.y - visibleRect.height)
{
TableViewCell <T> firstCell = cells.First.Value;
UpdateCellForIndex(lastCell, firstCell.DataIndex - 1);
lastCell.Bottom = firstCell.Top + new Vector2(0.0f, spacingHeight);
cells.AddFirst(lastCell);
cells.RemoveLast();
lastCell = cells.Last.Value;
}
}
}
}
public void TestReusableCells()
{
MockCellEntry[] cells =
{
new MockCellEntry(typeof(TableViewCellMock1), 10),
new MockCellEntry(typeof(TableViewCellMock2), 10),
new MockCellEntry(typeof(TableViewCellMock3), 10),
new MockCellEntry(typeof(TableViewCellMock1), 10),
new MockCellEntry(typeof(TableViewCellMock2), 10),
new MockCellEntry(typeof(TableViewCellMock3), 10),
};
TableViewAdapter adapter = new TestCellsHeightTableAdapter(cells);
TableViewMock table = new TableViewMock(320, 25);
table.DataSource = adapter;
table.Delegate = adapter;
table.ReloadData();
TableViewCell a1 = table.FirstVisibleCell;
TableViewCell a2 = a1.NextCell;
TableViewCell a3 = a2.NextCell;
Assert.AreEqual(typeof(TableViewCellMock1), a1.GetType());
Assert.AreEqual(typeof(TableViewCellMock2), a2.GetType());
Assert.AreEqual(typeof(TableViewCellMock3), a3.GetType());
table.Scroll(10);
TableViewCell b1 = table.FirstVisibleCell;
TableViewCell b2 = b1.NextCell;
TableViewCell b3 = b2.NextCell;
Assert.AreSame(a2, b1);
Assert.AreSame(a3, b2);
Assert.AreSame(a1, b3);
table.Scroll(10);
b1 = table.FirstVisibleCell;
b2 = b1.NextCell;
b3 = b2.NextCell;
Assert.AreSame(a3, b1);
Assert.AreSame(a1, b2);
Assert.AreSame(a2, b3);
table.Scroll(10);
b1 = table.FirstVisibleCell;
b2 = b1.NextCell;
b3 = b2.NextCell;
Assert.AreSame(a1, b1);
Assert.AreSame(a2, b2);
Assert.AreSame(a3, b3);
table.Scroll(5);
b1 = table.FirstVisibleCell;
b2 = b1.NextCell;
b3 = b2.NextCell;
Assert.AreSame(a1, b1);
Assert.AreSame(a2, b2);
Assert.AreSame(a3, b3);
table.Scroll(-5);
b1 = table.FirstVisibleCell;
b2 = b1.NextCell;
b3 = b2.NextCell;
Assert.AreSame(a1, b1);
Assert.AreSame(a2, b2);
Assert.AreSame(a3, b3);
table.Scroll(-10);
b1 = table.FirstVisibleCell;
b2 = b1.NextCell;
b3 = b2.NextCell;
Assert.AreSame(a3, b1);
Assert.AreSame(a1, b2);
Assert.AreSame(a2, b3);
table.Scroll(-10);
b1 = table.FirstVisibleCell;
b2 = b1.NextCell;
b3 = b2.NextCell;
Assert.AreSame(a2, b1);
Assert.AreSame(a3, b2);
Assert.AreSame(a1, b3);
table.Scroll(-10);
b1 = table.FirstVisibleCell;
b2 = b1.NextCell;
b3 = b2.NextCell;
Assert.AreSame(a1, b1);
Assert.AreSame(a2, b2);
Assert.AreSame(a3, b3);
Assert.AreEqual(1, TableViewCellMock1.instanceCount);
Assert.AreEqual(1, TableViewCellMock2.instanceCount);
Assert.AreEqual(1, TableViewCellMock3.instanceCount);
}
protected void UpdateContents()
{
UpdateContentSize(); // スクロールさせる内容のサイズを更新する
/*
* mark 移动content到目标位置
*/
UpdateVisibleRect(); // visibleRectを更新する
if (cells.Count < 1)
{
/*
* 查找添加第一个在可视返回内的item
*/
if (CachedScrollRect.horizontal)
{
Vector2 cellLeft = new Vector2(padding.left, 0.0f);
for (int i = 0; i < tableData.Count; ++i)
{
float cellWidth = CellWidthAtIndex(i);
Vector2 cellRight = cellLeft + new Vector2(cellWidth, 0.0f);
if ((cellLeft.x >= visibleRect.x &&
cellLeft.x <= visibleRect.x + visibleRect.width) ||// mark visible rect
(cellRight.x >= visibleRect.x &&
cellRight.x <= visibleRect.x + visibleRect.width))
{
TableViewCell <T> cell = CreateCellForIndex(i);
cell.Left = cellLeft;
break;
}
cellLeft = cellRight + new Vector2(spacingWidth, 0.0f);
}
}
else
{
Vector2 cellTop = new Vector2(0.0f, -padding.top);
for (int i = 0; i < tableData.Count; ++i)
{
float cellHeight = CellHeightAtIndex(i);
Vector2 cellBottom = cellTop + new Vector2(0.0f, -cellHeight);
if ((cellTop.y <= visibleRect.y &&
cellTop.y >= visibleRect.y - visibleRect.height) ||
(cellBottom.y <= visibleRect.y &&
cellBottom.y >= visibleRect.y - visibleRect.height))
{
TableViewCell <T> cell = CreateCellForIndex(i);
cell.Top = cellTop;
break;
}
cellTop = cellBottom + new Vector2(0.0f, spacingHeight);
}
}
// visibleRectの範囲内に空きがあればセルを作成する
FillVisibleRectWithCells();
}
else
{
LinkedListNode <TableViewCell <T> > node = cells.First; //mark cell index
UpdateCellForIndex(node.Value, node.Value.DataIndex);
node = node.Next;
while (node != null)
{
UpdateCellForIndex(node.Value, node.Previous.Value.DataIndex + 1);
if (CachedScrollRect.horizontal)
{
node.Value.Left =
node.Previous.Value.Right + new Vector2(spacingWidth, 0.0f);
}
else
{
node.Value.Top =
node.Previous.Value.Bottom + new Vector2(0.0f, -spacingHeight);
}
node = node.Next;
}
// visibleRectの範囲内に空きがあればセルを作成する
FillVisibleRectWithCells();
}
OnScrollPosChanged(CachedScrollRect.content.position);
}
private bool IsAdCell(TableViewCell cell)
{
return(cell is NativeAdTableViewCell);
}
public void Add(TableViewCell cell)
{
m_cells.Add(cell);
}
private static Utils.Tuple <string, bool> TableViewEditorValidator(TableViewCell tableViewCell, object value)
{
// do not accept "d"
return(((string)value).Contains("d") ? new Utils.Tuple <string, bool>("", false) : new Utils.Tuple <string, bool>("", true));
}
protected override bool OnMouseDown(Event evt, TableViewCell cell)
{
ConsoleViewCell consoleCell = cell as ConsoleViewCell;
if (consoleCell != null && consoleCell.OnMouseDown(evt))
{
return true;
}
return base.OnMouseDown(evt, cell);
}
protected override bool OnMouseDown(Event evt, TableViewCell cell)
{
ClickedCell = cell;
return true;
}
protected void UpdateContentsByIndex(int index)
{
UpdateContentSize();
Vector2 sizeOfContent = ((RectTransform)CachedScrollRect.content.transform).sizeDelta;
Vector2 sizeOfScroll = CachedRectTransform.sizeDelta;
float min = -(sizeOfContent.x - sizeOfScroll.x);
float max = 0;
float contentX = (index) * -CellWidthAtIndex(index) + (index - 1) * -spacingWidth;
if (contentX > max)
{
contentX = max;
}
if (contentX < min)
{
contentX = min;
}
Vector3 posContent = cachedScrollRect.content.transform.localPosition;
posContent.x = contentX;
cachedScrollRect.content.transform.localPosition = posContent;
UpdateVisibleRect(); // visibleRectを更新する
if (cells.Count < 1)
{
/*
* 查找添加第一个在可视返回内的item
*/
if (CachedScrollRect.horizontal)
{
Vector2 cellLeft = new Vector2(padding.left, 0.0f);
for (int i = 0; i < tableData.Count; ++i)
{
float cellWidth = CellWidthAtIndex(i);
Vector2 cellRight = cellLeft + new Vector2(cellWidth, 0.0f);
if ((cellLeft.x >= visibleRect.x &&
cellLeft.x <= visibleRect.x + visibleRect.width) ||// mark visible rect
(cellRight.x >= visibleRect.x &&
cellRight.x <= visibleRect.x + visibleRect.width))
{
TableViewCell <T> cell = CreateCellForIndex(i);
cell.Left = cellLeft;
break;
}
cellLeft = cellRight + new Vector2(spacingWidth, 0.0f);
}
}
else
{
Vector2 cellTop = new Vector2(0.0f, -padding.top);
for (int i = 0; i < tableData.Count; ++i)
{
float cellHeight = CellHeightAtIndex(i);
Vector2 cellBottom = cellTop + new Vector2(0.0f, -cellHeight);
if ((cellTop.y <= visibleRect.y &&
cellTop.y >= visibleRect.y - visibleRect.height) ||
(cellBottom.y <= visibleRect.y &&
cellBottom.y >= visibleRect.y - visibleRect.height))
{
TableViewCell <T> cell = CreateCellForIndex(i);
cell.Top = cellTop;
break;
}
cellTop = cellBottom + new Vector2(0.0f, spacingHeight);
}
}
// visibleRectの範囲内に空きがあればセルを作成する
FillVisibleRectWithCells();
}
else
{
cells.First.Value.DataIndex = index - 1;
float cellWidth = CellWidthAtIndex(index);
Vector2 cellLeft = new Vector2(padding.left + (index - 1) * cellWidth + (index - 2) * spacingWidth, 0.0f);
cells.First.Value.Left = cellLeft;
LinkedListNode <TableViewCell <T> > node = cells.First;//mark cell index
UpdateCellForIndex(node.Value, node.Value.DataIndex);
node = node.Next;
while (node != null)
{
UpdateCellForIndex(node.Value, node.Previous.Value.DataIndex + 1);
if (CachedScrollRect.horizontal)
{
node.Value.Left =
node.Previous.Value.Right + new Vector2(spacingWidth, 0.0f);
}
else
{
node.Value.Top =
node.Previous.Value.Bottom + new Vector2(0.0f, -spacingHeight);
}
node = node.Next;
}
// visibleRectの範囲内に空きがあればセルを作成する
FillVisibleRectWithCells();
}
OnScrollPosChanged(CachedScrollRect.content.position);
}