public void SetItemEnabledState(
ToolStripMenuItem contentsCutQuery,
ToolStripMenuItem contentsCopyQuery,
ToolStripMenuItem contentsDeleteQuery,
ToolStripMenuItem contentsRenameQuery)
{
foreach (TreeListNode node in ContentsTreeCtl.TreeList.Selection)
{
// if any node in the selection turns the menu to false, it stays false
MetaTreeNode mtn = ContentsTreeCtl.GetMetaTreeNode(node);
bool hasWriteAccess = Permissions.UserHasWriteAccess(SS.I.UserName, mtn.Target);
if (contentsCutQuery.Enabled)
{
contentsCutQuery.Enabled = hasWriteAccess;
}
if (contentsDeleteQuery.Enabled)
{
contentsDeleteQuery.Enabled = hasWriteAccess;
}
if (contentsRenameQuery.Enabled)
{
contentsRenameQuery.Enabled = hasWriteAccess;
}
if (contentsCopyQuery.Enabled)
{
contentsCopyQuery.Enabled =
(hasWriteAccess || (MetaTreeNode.IsUserObjectNodeType(mtn.Type) && !MetaTreeNode.IsLeafNodeType(mtn.Type)));
}
}
}
public void SetItemEnabledState(
ToolStripMenuItem contentsCutQuery,
ToolStripMenuItem contentsCopyQuery,
ToolStripMenuItem contentsDeleteQuery,
ToolStripMenuItem contentsRenameQuery,
ToolStripMenuItem contentsAddQuery)
{
// set all to true or they will never be tested below
contentsCutQuery.Enabled =
contentsDeleteQuery.Enabled =
contentsDeleteQuery.Enabled =
contentsRenameQuery.Enabled =
contentsCopyQuery.Enabled =
contentsAddQuery.Enabled = true;
foreach (TreeListNode node in QbContentsTreeCtl.TreeList.Selection)
{
// if any node in the selection turns the menu to false, it stays false
MetaTreeNode mtn = QbContentsTreeCtl.GetMetaTreeNode(node);
bool hasWriteAccess = Permissions.UserHasWriteAccess(SS.I.UserName, mtn.Target);
if (contentsCutQuery.Enabled)
{
contentsCutQuery.Enabled = hasWriteAccess;
}
if (contentsDeleteQuery.Enabled)
{
contentsDeleteQuery.Enabled = hasWriteAccess;
}
if (contentsRenameQuery.Enabled)
{
contentsRenameQuery.Enabled = hasWriteAccess;
}
if (contentsCopyQuery.Enabled)
{
contentsCopyQuery.Enabled =
hasWriteAccess ||
(MetaTreeNode.IsUserObjectNodeType(mtn.Type) && !MetaTreeNode.IsLeafNodeType(mtn.Type));
}
if (contentsAddQuery.Enabled)
{
contentsAddQuery.Enabled =
mtn.Type == MetaTreeNodeType.MetaTable ||
mtn.Type == MetaTreeNodeType.Annotation ||
mtn.Type == MetaTreeNodeType.CalcField;
}
}
}
private void ContentsTree_Click(object sender, EventArgs e)
{
MouseEventArgs me = e as MouseEventArgs;
if (me == null)
{
return;
}
TreeListHitInfo hi = QbContentsTreeCtl.TreeList.CalcHitInfo(me.Location);
if (hi == null || hi.Node == null)
{
QbContentsTreeCtl.TreeList.OptionsSelection.MultiSelect = false;
return;
}
MetaTreeNode currentNode = QbContentsTreeCtl.GetMetaTreeNode(hi.Node);
if (currentNode == null)
{
return;
}
if (string.IsNullOrEmpty(currentNode.Target))
{
DisableMultiselect(hi.Node);
return;
}
// support multiple selections until we find otherwise
QbContentsTreeCtl.TreeList.OptionsSelection.MultiSelect = true;
CurrentContentsMetaTreeNodes = QbContentsTreeCtl.GetCurrentSelectedNodes();
if (CurrentContentsMetaTreeNodes.Count() > 1)
{
// process multiple nodes
bool enabled = false;
// If the user selected all Data Objects than we will allow muliselect
if (MetaTreeNode.IsDataTableNodeType(currentNode.Type))
{
foreach (MetaTreeNode node in CurrentContentsMetaTreeNodes)
{
if (node == currentNode)
{
break;
}
enabled = MetaTreeNode.IsDataTableNodeType(node.Type);
if (!enabled)
{
break;
}
}
}
// If the Data Object check above failed, enable multiselect if we have all User Objects that are leafe nodes (no folders).
if (!enabled && MetaTreeNode.IsUserObjectNodeType(currentNode.Type) && MetaTreeNode.IsLeafNodeType(currentNode.Type))
{
foreach (MetaTreeNode node in CurrentContentsMetaTreeNodes)
{
if (node == currentNode)
{
break;
}
enabled = MetaTreeNode.IsUserObjectNodeType(node.Type) &&
MetaTreeNode.IsLeafNodeType(node.Type);
if (!enabled)
{
break;
}
}
}
// Invalid combination of nodes, disable multiselect.
if (!enabled)
{
DisableMultiselect(hi.Node);
//MessageBox.Show("Multiselection is supported only for the following combinations\r\n\u2022 Lists, Queries, Annotation Tables, Calc Fields (Cut, Copy, Paste, Delete)\r\n\u2022 Data Tables, Anotation Tables, Calc Fields (Add to a Query)");
}
}
else
{
//process single node
if ((currentNode.Type == MetaTreeNodeType.Url || currentNode.Type == MetaTreeNodeType.Action) &&
CurrentContentsTreeMouseDownEvent.Button != MouseButtons.Right)
{
ExecuteNodeAction(currentNode); // if url send command on 1st click
}
}
}