private void CreateTreeItem(IFCTreeItem ifcParent, IFCTreeItem ifcItem)
{
IntPtr ifcType = IFCEngine.GetInstanceType(ifcItem.instance);
string strIfcType = Marshal.PtrToStringAnsi(ifcType);
IFCEngine.GetAttribute(ifcItem.instance, "Name", IfcEngine.SdaiType.Unicode, out IntPtr name);
string strName = Marshal.PtrToStringUni(name);
IFCEngine.GetAttribute(ifcItem.instance, "Description", IfcEngine.SdaiType.Unicode, out IntPtr description);
string strDescription = Marshal.PtrToStringUni(description);
string strItemText = "'" + (string.IsNullOrEmpty(strName) ? "<name>" : strName) +
"', '" + (string.IsNullOrEmpty(strDescription) ? "<description>" : strDescription) +
"' (" + strIfcType + ")";
if ((ifcParent != null) && (ifcParent.treeNode != null))
{
ifcItem.treeNode = new TreeViewItem()
{
Header = strItemText
};
ifcParent.treeNode.Items.Add(ifcItem.treeNode);
}
else
{
ifcItem.treeNode = new TreeViewItem()
{
Header = strItemText
};
treeControl.Items.Add(ifcItem.treeNode);
}
if (ifcItem.ifcItem == null)
{
// item without visual representation
Random rand = new Random();
byte[] colorValue = new byte[4];
rand.NextBytes(colorValue);
var color = System.Windows.Media.Color.FromArgb(
(byte)(255 - colorValue[0] * 255),
(byte)(colorValue[1] * 255),
(byte)(colorValue[2] * 255),
(byte)(colorValue[3] * 255));
ifcItem.treeNode.Foreground = new SolidColorBrush(color);//Colors.Gray
}
ifcItem.treeNode.Tag = ifcItem;
}
/// <summary>
/// Helper
/// </summary>
/// <param name="ifcParent"></param>
/// <param name="ifcItem"></param>
private void CreateTreeItem(IFCTreeItem ifcParent, IFCTreeItem ifcItem)
{
IntPtr ifcType = _ifcEngine.GetInstanceType(ifcItem.instance);
string strIfcType = Marshal.PtrToStringAnsi(ifcType);
IntPtr name;
_ifcEngine.GetAttribute(ifcItem.instance, "Name", IfcEngine.SdaiType.Unicode, out name);
string strName = Marshal.PtrToStringUni(name);
IntPtr description;
_ifcEngine.GetAttribute(ifcItem.instance, "Description", IfcEngine.SdaiType.Unicode, out description);
string strDescription = Marshal.PtrToStringUni(description);
string strItemText = "'" + (string.IsNullOrEmpty(strName) ? "<name>" : strName) +
"', '" + (string.IsNullOrEmpty(strDescription) ? "<description>" : strDescription) +
"' (" + strIfcType + ")";
if ((ifcParent != null) && (ifcParent.treeNode != null))
{
TreeViewItem tvi = new TreeViewItem()
{
Header = strItemText
};
ifcParent.treeNode.Items.Add(tvi);
ifcItem.treeNode = tvi;
}
else
{
TreeViewItem tvi = new TreeViewItem()
{
Header = strItemText
};
_treeControl.Items.Add(tvi);
ifcItem.treeNode = tvi;
}
if (ifcItem.ifcItem == null)
{
// item without visual representation
ifcItem.treeNode.Foreground = new SolidColorBrush(Colors.Gray);
}
ifcItem.treeNode.Tag = ifcItem;
}
private string getInstanceType(IntPtr instance)
{
IntPtr ifcTypeIns = _ifcEngine.GetInstanceType(instance);
IntPtr name = IntPtr.Zero;
_ifcEngine.GetEntityName(ifcTypeIns, IfcEngine.SdaiType.String, out name);
return(Marshal.PtrToStringAnsi(name));
}