private bool SufficientCapabilities(IEnumerable <TreeNode> nodes, GroupCapabilities commonCaps)
{
bool commonContainer = CommonContainer(nodes);
bool commonType = CommonType(nodes);
bool pass = true;
if (commonContainer && commonType)
{
pass &= ((commonCaps & GroupCapabilities.SiblingSameType) == GroupCapabilities.SiblingSameType);
}
else if (commonContainer && !commonType)
{
pass &= ((commonCaps & GroupCapabilities.SiblingMixedType) == GroupCapabilities.SiblingMixedType);
}
else if (!commonContainer && commonType)
{
pass &= ((commonCaps & GroupCapabilities.MultiSameType) == GroupCapabilities.MultiSameType);
}
else if (!commonContainer && !commonType)
{
pass &= ((commonCaps & GroupCapabilities.MultiMixedType) == GroupCapabilities.MultiMixedType);
}
return(pass);
}
private GroupCapabilities CommonCapabilities(IEnumerable <GroupCapabilities> capabilities)
{
GroupCapabilities caps = GroupCapabilities.All;
foreach (GroupCapabilities cap in capabilities)
{
caps &= cap;
}
return(caps);
}
private bool CanOperateOnNodesEx(IList <TreeNode> nodes, DataNodePredicate pred, out bool?elideChildren)
{
GroupCapabilities caps = GroupCapabilities.All;
elideChildren = null;
foreach (TreeNode node in nodes)
{
if (node == null || !(node.Tag is DataNode))
{
return(false);
}
DataNode dataNode = node.Tag as DataNode;
GroupCapabilities dataCaps;
if (!pred(dataNode, out dataCaps))
{
return(false);
}
caps &= dataCaps;
bool elideChildrenFlag = (dataNode.DeleteNodeCapabilities & GroupCapabilities.ElideChildren) == GroupCapabilities.ElideChildren;
if (elideChildren == null)
{
elideChildren = elideChildrenFlag;
}
if (elideChildren != elideChildrenFlag)
{
return(false);
}
}
if (nodes.Count > 1 && !SufficientCapabilities(nodes, caps))
{
return(false);
}
return(true);
}
public static bool CreateStringNodePred(DataNode dataNode, out GroupCapabilities caps)
{
caps = GroupCapabilities.Single;
return((dataNode != null) && dataNode.CanCreateTag(TagType.TAG_STRING));
}
private bool PasteIntoNodePred(DataNode dataNode, out GroupCapabilities caps)
{
caps = dataNode.PasteIntoNodeCapabilities;
return (dataNode != null) && dataNode.CanPasteIntoNode;
}
private bool DeleteNodePred(DataNode dataNode, out GroupCapabilities caps)
{
caps = dataNode.DeleteNodeCapabilities;
return (dataNode != null) && dataNode.CanDeleteNode;
}
private bool CreateIntArrayNodePred(DataNode dataNode, out GroupCapabilities caps)
{
caps = GroupCapabilities.Single;
return (dataNode != null) && dataNode.CanCreateTag(TagType.TAG_INT_ARRAY);
}
private bool CreateDoubleNodePred(DataNode dataNode, out GroupCapabilities caps)
{
caps = GroupCapabilities.Single;
return (dataNode != null) && dataNode.CanCreateTag(TagType.TAG_DOUBLE);
}
private bool SufficientCapabilities(IEnumerable<TreeNode> nodes, GroupCapabilities commonCaps)
{
bool commonContainer = CommonContainer(nodes);
bool commonType = CommonType(nodes);
bool pass = true;
if (commonContainer && commonType)
pass &= ((commonCaps & GroupCapabilities.SiblingSameType) == GroupCapabilities.SiblingSameType);
else if (commonContainer && !commonType)
pass &= ((commonCaps & GroupCapabilities.SiblingMixedType) == GroupCapabilities.SiblingMixedType);
else if (!commonContainer && commonType)
pass &= ((commonCaps & GroupCapabilities.MultiSameType) == GroupCapabilities.MultiSameType);
else if (!commonContainer && !commonType)
pass &= ((commonCaps & GroupCapabilities.MultiMixedType) == GroupCapabilities.MultiMixedType);
return pass;
}
public static bool CreateListNodePred (DataNode dataNode, out GroupCapabilities caps)
{
caps = GroupCapabilities.Single;
return (dataNode != null) && dataNode.CanCreateTag(TagType.TAG_LIST);
}
public static bool CreateByteArrayNodePred (DataNode dataNode, out GroupCapabilities caps)
{
caps = GroupCapabilities.Single;
return (dataNode != null) && dataNode.CanCreateTag(TagType.TAG_BYTE_ARRAY);
}
public static bool ReorderNodePred(DataNode dataNode, out GroupCapabilities caps)
{
caps = dataNode.ReorderNodeCapabilities;
return((dataNode != null) && dataNode.CanReoderNode);
}
public static bool SearchNodePred(DataNode dataNode, out GroupCapabilities caps)
{
caps = dataNode.SearchNodeCapabilites;
return((dataNode != null) && dataNode.CanSearchNode);
}
public static bool DeleteNodePred(DataNode dataNode, out GroupCapabilities caps)
{
caps = dataNode.DeleteNodeCapabilities;
return((dataNode != null) && dataNode.CanDeleteNode);
}
public static bool PasteIntoNodePred(DataNode dataNode, out GroupCapabilities caps)
{
caps = dataNode.PasteIntoNodeCapabilities;
return(dataNode != null && dataNode.CanPasteIntoNode);
}
public static bool RenameNodePred (DataNode dataNode, out GroupCapabilities caps)
{
caps = dataNode.RenameNodeCapabilities;
return (dataNode != null) && dataNode.CanRenameNode;
}
public static bool RefreshNodePred(DataNode dataNode, out GroupCapabilities caps)
{
caps = dataNode.RefreshNodeCapabilites;
return(dataNode != null && dataNode.CanRefreshNode);
}
public static bool MoveNodeUpPred (DataNode dataNode, out GroupCapabilities caps)
{
caps = dataNode.ReorderNodeCapabilities;
return (dataNode != null) && dataNode.CanMoveNodeUp;
}
private bool SearchNodePred(DataNode dataNode, out GroupCapabilities caps)
{
caps = dataNode.SearchNodeCapabilites;
return (dataNode != null) && dataNode.CanSearchNode;
}
public static bool CreateLongArrayNodePred(DataNode dataNode, out GroupCapabilities caps)
{
caps = GroupCapabilities.Single;
return(dataNode != null && dataNode.CanCreateTag(TagType.TAG_LONG_ARRAY));
}
private bool CreateCompoundNodePred(DataNode dataNode, out GroupCapabilities caps)
{
caps = GroupCapabilities.Single;
return (dataNode != null) && dataNode.CanCreateTag(TagType.TAG_COMPOUND);
}
public static bool CreateListNodePred(DataNode dataNode, out GroupCapabilities caps)
{
caps = GroupCapabilities.Single;
return(dataNode != null && dataNode.CanCreateTag(TagType.TAG_LIST));
}
private bool CreateFloatNodePred(DataNode dataNode, out GroupCapabilities caps)
{
caps = GroupCapabilities.Single;
return (dataNode != null) && dataNode.CanCreateTag(TagType.TAG_FLOAT);
}
public static bool CreateCompoundNodePred(DataNode dataNode, out GroupCapabilities caps)
{
caps = GroupCapabilities.Single;
return(dataNode != null && dataNode.CanCreateTag(TagType.TAG_COMPOUND));
}
private bool CreateStringNodePred(DataNode dataNode, out GroupCapabilities caps)
{
caps = GroupCapabilities.Single;
return (dataNode != null) && dataNode.CanCreateTag(TagType.TAG_STRING);
}
public static bool MoveNodeDownPred(DataNode dataNode, out GroupCapabilities caps)
{
caps = dataNode.ReorderNodeCapabilities;
return(dataNode != null && dataNode.CanMoveNodeDown);
}
private bool EditNodePred(DataNode dataNode, out GroupCapabilities caps)
{
caps = dataNode.EditNodeCapabilities;
return (dataNode != null) && dataNode.CanEditNode;
}
public static bool CopyNodePred(DataNode dataNode, out GroupCapabilities caps)
{
caps = dataNode.CopyNodeCapabilities;
return(dataNode != null && dataNode.CanCopyNode);
}
private bool ReorderNodePred(DataNode dataNode, out GroupCapabilities caps)
{
caps = dataNode.ReorderNodeCapabilities;
return (dataNode != null) && dataNode.CanReoderNode;
}
public static bool CreateByteArrayNodePred(DataNode dataNode, out GroupCapabilities caps)
{
caps = GroupCapabilities.Single;
return((dataNode != null) && dataNode.CanCreateTag(TagType.TAG_BYTE_ARRAY));
}
