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Docs: LCL/comctrls. Updates TCustomTabControl.Change topic for changes in 36c308d1.

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dsiders 2024-05-21 05:50:10 +01:00
parent 6f7146a46e
commit 86f3e42075
1 changed files with 11 additions and 5 deletions
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16
docs/xml/lcl/comctrls.xml
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@ -3644,11 +3644,16 @@ Performs actions to show or hide pages when the current page is changed.
pages in the tabbed control.
</p>
<p>
Change calls ShowCurrentPage to display the page in PageIndex, and hide the
previously visible page in the tabbed control. MaybeSelectFirstControlOnPage is
called to select the focused control for the ActivePage. Change calls DoChange
when the control is not being destroyed, or loaded in the LCL component
streaming mechanism.
Change causes the TCustomPage instance in Page at the position in PageIndex to
become visible, and hides the previously visible page on the tabbed control. If
a control was focused on the previous page, the new page is focused prior to
hiding the previous page.
</p>
<p>
At run-time, MaybeSelectFirstControlOnPage is called when the active page
component is visible, enabled, and has child controls. It selects the focused
control for the ActivePage. DoChange is called to signal the OnChange event
handler (when assigned).
</p>
<p>
Change is called from the MoveTab method, and when selection change messages
@ -3661,6 +3666,7 @@ OnChange is signalled for the active page.
</version>
<seealso>
<link id="TCustomTabControl.ActivePage"/>
<link id="TCustomTabControl.Page"/>
<link id="TCustomTabControl.PageIndex"/>
<link id="TCustomTabControl.TabIndex"/>
<link id="TCustomTabControl.MaybeSelectFirstControlOnPage"/>