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Docs: LazControls/treefilteredit. Adds, updates TTreeFilterEdit topics for changes in 99810467.

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(cherry picked from commit 534102f324)
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dsiders 2023-08-14 20:38:14 +01:00
parent 113ff360fa
commit 6ed8f8b99b
1 changed files with 44 additions and 0 deletions
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components/lazcontrols/docs/treefilteredit.xml
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@ -363,6 +363,7 @@ It uses the Visible property in the TTreeNode instances to show/hide it.
<!-- private -->
<element name="TTreeFilterEdit.fFilteredTreeview"/>
<element name="TTreeFilterEdit.fImageIndexDirectory"/>
<element name="TTreeFilterEdit.FScrolledPos"/>
<element name="TTreeFilterEdit.fSelectionList"/>
<element name="TTreeFilterEdit.fShowDirHierarchy"/>
<element name="TTreeFilterEdit.fBranches"/>
@ -742,6 +743,21 @@ to the SelectionList property.
</short>
<descr>
<p>
<var>StoreSelection</var> is an overridden method in <var>TTreeFilterEdit</var>
which implements the abstract virtual method introduced in
TCustomControlFilterEdit. StoreSelection ensures that ScrolledLeft and
ScrolledTop values from the tree view are used when the selected node is not
within the visible area for the tree view control. ScrolledLeft and ScrolledTop
are assumed to be -1 if the tree node is already visible on the
FilteredTreeview control.
</p>
<p>
Values in SelectionList are cleared and reloaded if the selected tree node is
not the first node in the list; SelectionList will contain only the selected
tree node on exit. SelectionList is not changed if the selected node <b>is</b>
the first tree node in the selection list.
</p>
<p>
No actions are performed in the method for the following conditions:
</p>
<ul>
@ -749,9 +765,18 @@ No actions are performed in the method for the following conditions:
<li>FilteredTreeview does not have a Selected tree node.</li>
</ul>
</descr>
<version>
Modified in LCL version 4.0 to use the ScrolledLeft and ScrolledTop values from
the FilteredTreeView control.
</version>
<seealso>
<link id="TTreeFilterEdit.FilteredTreeview"/>
<link id="TTreeFilterEdit.RestoreSelection"/>
<link id="TTreeFilterEdit.SelectionList"/>
<link id="TTreeView.Selected"/>
<link id="TTreeView.ScrolledLeft"/>
<link id="TTreeView.ScrolledTop"/>
<link id="#lcl.editbtn.TCustomControlFilterEdit.StoreSelection">TCustomControlFilterEdit.StoreSelection</link>
</seealso>
</element>
@ -762,6 +787,14 @@ FilteredTreeview control.
</short>
<descr>
<p>
<var>RestoreSelection</var> is an overridden method in
<var>TTreeFilterEdit</var> which implements the abstract virtual method
introduced in the TTreeFilterEdit ancestor. RestoreSelection ensures that the
ScrolledLeft and ScrolledTop properties in the FilteredTreeView control are
updated when the selected node in SelectionList is located on the tree view
control.
</p>
<p>
No actions are performed in the method if FilteredTreeview has not been
assigned.
</p>
@ -770,8 +803,19 @@ Raises an assertion exception if SelectionList has more than one node in the
list.
</p>
</descr>
<version>
Modified in LCL version 4.0 to update the ScrolledLeft and ScrolledTop
properties in the FilteredTreeView control.
</version>
<seealso>
<link id="TTreeFilterEdit.FilteredTreeview"/>
<link id="TTreeFilterEdit.StoreSelection"/>
<link id="TTreeFilterEdit.RestoreSelection"/>
<link id="TTreeFilterEdit.SelectionList"/>
<link id="TTreeView.Selected"/>
<link id="TTreeView.ScrolledLeft"/>
<link id="TTreeView.ScrolledTop"/>
<link id="#lcl.editbtn.TCustomControlFilterEdit.RestoreSelection">TCustomControlFilterEdit.RestoreSelection</link>
</seealso>
</element>