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Docs: LCL/stdctrls. Updates TCustomListBox.SelCount for changes in a4c9080f. Issue #40361.

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dsiders 2023-07-08 04:04:20 +01:00
parent 7371d1760e
commit a0e4b5d35a
1 changed files with 22 additions and 11 deletions
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33
docs/xml/lcl/stdctrls.xml
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@ -6189,23 +6189,32 @@ display the items in the control.
</element>
<element name="TCustomListBox.SelCount">
<short>The number of selected items in the list.</short>
<short>
The number of selected items in the list box control.
</short>
<descr>
<p>
<var>SelCount</var> is a read-only <var>Integer</var> property which contains
the number of <var>Items</var> selected in the list box control. The return
value is the result returned by the <var>GetSelCount</var> method in the
widgetset class, or 0 (zero) when a handle has not been allocated for the
control. SelCount is significant when the <var>MultiSelect</var> property is
enabled.
the number of <var>Items</var> selected in the list box control. The property
value is the result returned by the <var>GetSelCount</var> method
in the widgetset class when its Handle has been allocated.
</p>
<p>
Use <var>Selected</var> to read or write the selected state for a single
value defined in the Items for the control.
If the widget Handle is unassigned, the property value is determined using
either the value in ItemIndex or the list items in the local cache. If
MultiSelect has not been enabled, the property value is either 0 or 1; 0 when
<b>ItemIndex = -1</b> and 1 when <b>ItemIndex &gt; -1</b>. If MultiSelect is
<b>True</b>, the local item cache is searched to get the number of items
selected in the control. The value is 0 if the local cache is invalid or none
of the cached items are in the selected state.
</p>
<p>
Use <var>SelectRange</var> to set the selected state for Items in a specified
range of positions.
Use <var>Selected</var> to get or set the selected state for an item on the
control.
</p>
<p>
Use <var>SelectRange</var> to set or reset the selected state for Items in a
specified range of positions.
</p>
<p>
Use <var>SelectAll</var> to select all Items in the control.
@ -6216,10 +6225,12 @@ Use <var>ClearSelection</var> to remove all item selections in the control.
</descr>
<seealso>
<link id="TCustomListBox.Selected"/>
<link id="TCustomListBox.ItemIndex"/>
<link id="TCustomListBox.Items"/>
<link id="TCustomListBox.MultiSelect"/>
<link id="TCustomListBox.SelectRange"/>
<link id="TCustomListBox.SelectAll"/>
<link id="TCustomListBox.ClearSelection"/>
<link id="TCustomListBox.MultiSelect"/>
<link id="TCustomListBox.ExtendedSelect"/>
</seealso>
</element>