public void RowDeSelected(CITreeView treeView, CITreeViewNode treeViewNode, NSIndexPath indexPath)
{
if (treeViewNode.ParentNode != null)
{
Console.WriteLine(treeViewNode.ParentNode.Item);
}
}
public UITableViewCell GetCell(CITreeView treeView, NSIndexPath indexPath, CITreeViewNode treeViewNode)
{
var cell = treeView.DequeueReusableCell(treeViewCellIdentifier) as CITreeViewCell;
var dataObj = treeViewNode.Item as CITreeViewData;
cell.SetupCell(treeViewNode.Level, dataObj.Name);
return(cell);
}
private void ExpandRows(CITreeViewNode treeViewNode, NSIndexPath indexPath)
{
if (treeViewDelegate == null)
{
return;
}
if (UIDevice.CurrentDevice.CheckSystemVersion(11, 0))
{
this.PerformBatchUpdates(() => { InsertRows(); }, (bool complete) => { treeViewDelegate.DidExpand(treeViewNode, indexPath); });
}
else
{
CATransaction.Begin();
CATransaction.CompletionBlock = () => {
treeViewDelegate.DidCollapse(treeViewNode, indexPath);
};
InsertRows();
CATransaction.Commit();
}
}
private void CollapseRows(CITreeViewNode treeViewNode, NSIndexPath indexPath, UIKit.UICompletionHandler completion)
{
if (this.treeViewDelegate == null)
{
return;
}
if (UIDevice.CurrentDevice.CheckSystemVersion(11, 0))
{
this.PerformBatchUpdates(() => { DeleteRows(); }, (bool complete) => { treeViewDelegate.DidCollapse(treeViewNode, indexPath); completion(complete); });
}
else
{
CATransaction.Begin();
CATransaction.CompletionBlock = () => {
treeViewDelegate.DidCollapse(treeViewNode, indexPath);
completion(true);
};
DeleteRows();
CATransaction.Commit();
}
}
public void RowSelected(UITableView tableView, NSIndexPath indexPath)
{
selectedTreeViewNode = treeController.GetTreeViewNodeAtIndex(indexPath.Row);
if (this.treeViewDelegate == null)
{
return;
}
if (selectedTreeViewNode != null)
{
treeViewDelegate.RowSelected(tableView as CITreeView, selectedTreeViewNode, indexPath);
NSIndexPath willExpandIndexPath = indexPath;
if (selectedTreeViewNode.Expand)
{
treeController.CollapseRows(selectedTreeViewNode, indexPath);
CollapseRows(selectedTreeViewNode, indexPath, (bool finished) => { });
}
else
{
if (CollapseNoneSelectedRows && selectedTreeViewNode.Level == 0)
{
var collapsedTreeViewNode = treeController.CollapseAllRowsExceptOne();
if (treeController.IndexPaths.Count > 0)
{
CollapseRows(collapsedTreeViewNode, indexPath, (bool complete) => {
willExpandIndexPath = NSIndexPath.FromRowSection(this.mainData.IndexOf(selectedTreeViewNode), indexPath.Section);
});
treeController.ExpandRows(willExpandIndexPath, selectedTreeViewNode, false);
ExpandRows(selectedTreeViewNode, indexPath);
}
}
else
{
treeController.ExpandRows(willExpandIndexPath, selectedTreeViewNode, false);
ExpandRows(selectedTreeViewNode, indexPath);
}
}
}
}
public void DidCollapse(CITreeViewNode treeViewNode, NSIndexPath indexPath)
{
}
public void DidExpand(CITreeViewNode treeViewNode, NSIndexPath indexPath)
{
}
public void RowSelected(CITreeView treeView, CITreeViewNode treeViewNode, NSIndexPath indexPath)
{
}
public nfloat GetHeightForRow(CITreeView treeView, NSIndexPath indexPath, CITreeViewNode treeViewNode)
{
return(60);
}
public void WillCollapse(CITreeViewNode treeViewNode, NSIndexPath indexPath)
{
treeViewDelegate.WillCollapse(treeViewNode, indexPath);
}
public void WillExpand(CITreeViewNode treeViewNode, NSIndexPath indexPath)
{
treeViewDelegate.WillExpand(treeViewNode, indexPath);
}
